1 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3 * loop-unroll.c (struct iv_to_split): Add pointer to next.
4 (struct var_to_expand): Likewise.
5 (struct opt_info): Add head and tail for linked lists of the above.
6 (analyze_insn_to_expand_var): Initialize next.
7 (analyze_iv_to_split_insn): Likewise.
8 (analyze_insns_in_loop): Create linked lists.
9 (allocate_basic_variable): Simplify for use without hash table.
10 (insert_var_expansion_initialization): Likewise, make it type-safer.
11 (combine_var_copies_in_loop_exit): Likewise.
12 (apply_opt_in_copies): Walk lists rather than hash tables.
13 (release_var_copies): Simplified and inlined by hand into...
14 (free_opt_info): ... this function.
16 2009-06-02 Richard Guenther <rguenther@suse.de>
18 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
21 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
23 * cfgexpand.c (gimple_expand_cfg): Discard the source location
24 only for builtins that are not overridden.
26 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
28 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
31 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
33 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
35 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
37 * combine.c (move_deaths): Compare LUIDs within the same BB only.
39 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
41 * common.opt (fdump-unnumbered-links): New.
42 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
43 * print-rtl.c (flag_dump_unnumbered_links): New.
46 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
48 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
49 push/pop multiple to 8-byte alignment.
51 2009-06-01 Jakub Jelinek <jakub@redhat.com>
53 * config/i386/i386.c (queued_cfa_restores): New static variable.
54 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
56 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
57 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
58 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
59 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
61 (ix86_emit_restore_regs_using_mov): Likewise.
62 (ix86_emit_restore_sse_regs_using_mov): Likewise.
63 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
64 it through to ix86_emit_restore_reg_using_pop.
65 (ix86_emit_leave): Add RED_OFFSET argument. Call
66 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
67 instead of adding REG_CFA_OFFSET note unconditionally.
68 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
69 the above functions. Call ix86_add_queued_cfa_restore_notes when
72 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
73 force output of the label even for dwarf2out_do_cfi_asm.
74 (add_fde_cfi): If -g2 and above and cfi might change CFA,
75 force creation of CFI label and chain DW_CFA_set_loc jumping to it
76 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
78 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
79 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
80 dwarf2out_cfi_label callers.
81 * tree.h (dwarf2out_cfi_label): Adjust prototype.
82 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
83 Adjust dwarf2out_cfi_label callers.
84 * config/vax/vax.c (vax_output_function_prologue): Likewise.
86 * config/i386/i386.h (struct machine_cfa_state,
87 struct machine_function): Guard with ifndef USED_FOR_TARGET
88 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
91 * emutls.c (__emutls_get_address): Change arr->size to mean number
92 of allocated arr->data entries instead of # of slots + 1.
95 * recog.c (peep2_reinit_state): New function.
96 (peephole2_init_state): Use it at the end of a basic block and also
97 when seeing a RTX_FRAME_RELATED_P insn.
99 2009-06-01 Steve Ellcey <sje@cup.hp.com>
101 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
102 fixuns_truncrfdi2): New.
103 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
104 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
105 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
106 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
107 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
108 *recip_approx): Remove.
109 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
110 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
111 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
113 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
116 2009-06-01 Ian Lance Taylor <iant@google.com>
118 * attribs.c (register_attribute): Use CONST_CAST.
119 * collect2.c (main): Use CONST_CAST2.
120 (scan_prog_file): Likewise.
121 * gcc.c (process_command, main): Likewise.
122 * toplev.c (toplev_main): Likewise.
124 * c-typeck.c (handle_warn_cast_qual): New static function,
125 partially broken out of build_c_cast.
126 (build_c_cast): Call handle_warn_cast_qual.
127 * doc/invoke.texi (Warning Options): Document new effect of
130 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
132 * diagnostic.c (diagnostic_build_prefix): Always print columns.
133 (diagnostic_report_current_module): Print columns.
134 * common.opt (flag_show_column): Enable by default.
136 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
138 * alias.c (find_base_term): Check for NULL term before returning.
140 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
142 Revert due to PR40320:
144 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
145 * calls.c (emit_library_call_value_1): Don't force_operand for move
148 2009-06-01 Olivier Hainque <hainque@adacore.com>
149 Eric Botcazou <botcazou@adacore.com>
151 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
152 to be processed as a bitfield for constructor output purposes.
153 * output.h (initializer_constant_valid_for_bitfield_p): Declare
155 * varasm.c (oc_local_state): New type, output_constructor
156 local state to support communication with helpers.
157 (oc_outer_state): New type, output_constructor outer state of
158 relevance in recursive calls.
159 (output_constructor_array_range): New output_constructor helper,
160 extracted code for an array range element.
161 (output_constructor_regular_field): New output_constructor helper,
162 extracted code for an element that is not a bitfield.
163 (output_constructor_bitfield): New output_constructor helper,
164 extracted code for a bitfield element. Accept an OUTER state
165 argument for recursive processing. Recurse on record or array
166 CONSTRUCTOR values, possibly past noop conversions.
167 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
168 VALUE is a valid constant-valued expression for use in a static
169 bit-field initializer.
170 (output_constructor): Rework to use helpers. Accept and honor an
171 OUTER state argument for recursive calls. Return total size. Be
172 prepared for nested constructors initializing bitfields.
173 (output_constant): Feed OUTER in calls to output_constructor.
175 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
177 * calls.c (emit_library_call_value_1): Don't force_operand for move
180 2009-06-01 Nick Clifton <nickc@redhat.com>
182 * doc/invoke.texi (IA-64 Options): Fix typo.
184 2009-06-01 Ira Rosen <irar@il.ibm.com>
186 PR tree-optimization/39129
187 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
189 (vect_do_peeling_for_loop_bound): Use
190 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
191 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
192 (vect_loop_versioning): Likewise.
193 (vect_create_cond_for_alias_checks): Fix indentation.
194 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
196 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
197 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
198 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
199 "control flow in loop".
200 (vect_estimate_min_profitable_iters): Use
201 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
202 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
203 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
204 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
205 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
206 statement belongs to a group of strided accesses with the exact code
208 (vectorizable_load): Likewise.
209 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
210 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
212 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
214 * config/freebsd-stdint.h: New file.
215 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
216 Add freebsd-stdint.h to tm_file.
218 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
220 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
221 (thumb2_extendhidi2): Likewise.
223 2009-05-31 Ian Lance Taylor <iant@google.com>
225 * regstat.c (regstat_n_sets_and_refs): Remove duplicate
228 2009-05-31 Ian Lance Taylor <iant@google.com>
230 * Makefile.in (except.o): Depend upon gt-except.h, not
232 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
233 (ipa-reference.o): Depend upon gt-ipa-reference.h.
235 2009-05-31 Jason Merrill <jason@redhat.com>
237 * tree-pretty-print.c (print_call_name): Take the callee, not the
238 call itself. Make non-static. Use dump_function_name for
240 (dump_generic_node): Adjust.
241 * diagnostic.h: Declare print_call_name.
242 * gimple-pretty-print.c (dump_gimple_call): Use it.
244 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
246 * config/sh/sh.md (ashldi3_std): New define_expand.
249 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
252 * config/sh/sh.c: Include debug.h.
253 (sh_expand_epilogue): Emit a blockage insn before the frame
254 pointer adjustment also when dwarf2out_do_frame returns true.
256 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
258 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
259 (thumb2_extendqidi2): New pattern.
261 2009-05-31 Ira Rosen <irar@il.ibm.com>
263 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
264 mark phis for renaming.
265 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
266 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
267 Call mark_sym_for_renaming.
268 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
269 * tree-vect-loop.c (vect_transform_loop): Remove vect_memsyms_to_rename
270 initialization and a call to mark_set_for_renaming.
272 2009-05-31 Jakub Jelinek <jakub@redhat.com>
275 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
276 frame related even if !set_cfa && style < 0.
278 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
280 * config/i386/mingw-tls.c: New file.
281 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add
283 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define
284 it for targets defining _WIN32 but not __CYGWIN__.
286 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
288 * configure.ac: Add MPC support.
290 * config.in, configure: Regenerate.
292 2009-05-29 Richard Henderson <rth@redhat.com>
294 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
295 NOTE_INSN_BASIC_BLOCK.
296 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
297 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
298 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
300 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
302 (add_cfi): Disable check redefining cfa away from drap.
303 (lookup_cfa_1): Add remember argument; handle remember/restore.
304 (lookup_cfa): Pass remember argument.
306 (compute_barrier_args_size_1): Remove sibcall check.
307 (dwarf2out_frame_debug_def_cfa): New.
308 (dwarf2out_frame_debug_adjust_cfa): New.
309 (dwarf2out_frame_debug_cfa_offset): New.
310 (dwarf2out_frame_debug_cfa_register): New.
311 (dwarf2out_frame_debug_cfa_restore): New.
312 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
313 (dwarf2out_begin_epilogue): New.
314 (dwarf2out_frame_debug_restore_state): New.
315 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
316 DW_CFA_restore_state.
317 (output_cfi_directive): Likewise.
318 (convert_cfa_to_fb_loc_list): Likewise.
319 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
320 * dwarf2out.h: Update.
321 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
322 (copy_insn_1): Early out for null.
323 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
324 and dwarf2out_frame_debug_restore_state.
325 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
326 (prologue_insn_hash, epilogue_insn_hash): New.
327 (free_after_compilation): Adjust freeing accordingly.
328 (record_insns): Create hash table if needed; push insns into
329 hash instead of array.
330 (maybe_copy_epilogue_insn): New.
331 (contains): Search hash table instead of array.
332 (sibcall_epilogue_contains): Remove.
333 (thread_prologue_and_epilogue_insns): Split eh_return insns
334 and mark them as epilogues.
335 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
336 scanning in terms of basic blocks.
337 * insn-notes.def (CFA_RESTORE_STATE): New.
338 * jump.c (returnjump_p_1): Accept EH_RETURN.
339 (eh_returnjump_p_1, eh_returnjump_p): New.
340 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
341 CFA_REGISTER, CFA_RESTORE): New.
342 * rtl.def (EH_RETURN): New.
343 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
345 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
346 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
348 * config/i386/i386.c (gen_push): Update cfa state.
349 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
350 add a CFA_ADJUST_CFA note.
351 (ix86_dwarf_handle_frame_unspec): Remove.
352 (ix86_expand_prologue): Update cfa state.
353 (ix86_emit_restore_reg_using_pop): New.
354 (ix86_emit_restore_regs_using_pop): New.
355 (ix86_emit_leave): New.
356 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
357 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
358 * config/i386/i386.h (struct machine_cfa_state): New.
359 (ix86_cfa_state): New.
360 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
361 (eh_return_internal): Merge from eh_return_<mode>,
362 use eh_return rtx, split w/ epilogue.
364 2009-05-29 Ian Lance Taylor <iant@google.com>
366 * builtins.c (validate_gimple_arglist): Don't use va_arg with
368 * calls.c (emit_library_call_value_1): Likewise.
370 * c-typeck.c (c_build_va_arg): New function.
371 * c-tree.h (c_build_va_arg): Declare.
372 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
373 instead of build_va_arg.
375 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
377 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
378 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
379 (ptr_difference_cost): Use affine combinations to compute it.
380 (difference_cost): Likewise.
381 (get_computation_cost_at): Compute more accurate cost for addresses
382 if the ratio is a multiplier allowed in addresses.
383 For non-addresses, consider that an additional offset or symbol is
386 2009-05-29 Jakub Jelinek <jakub@redhat.com>
388 * config/i386/i386.c (ix86_decompose_address): Avoid useless
389 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
391 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
392 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
393 (prefix_rex): For UNIT_MMX don't imply the prefix by default
395 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
396 to 1 for TYPE_SSE{IADD1,CVT1}.
397 (prefix_vex_imm8): Removed.
398 (length_vex): Only pass 1 as second argument to
399 ix86_attr_length_vex_default if prefix_extra is 0.
400 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
401 (length): For prefix vex computation use length_immediate
402 attribute instead of prefix_vex_imm8.
403 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
404 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
405 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
406 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
407 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
408 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
409 a space in between the operands.
410 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
411 if one operand is 0xff and the other one si, di, bp or sp.
412 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
413 other one si, di, bp or sp.
414 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
415 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
416 type and mode attributes.
417 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
418 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
419 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
420 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
421 prefix_data16 attribute iff MODE_DF.
422 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
423 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
424 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
425 constm128_operand in length_immediate computation.
426 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
427 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
428 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
429 length_immediate attribute to 1.
430 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
431 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
432 for certain alternatives.
433 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
434 prefix_data16 attribute if MODE_V1DF.
435 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
436 length_immediate to 1.
437 (set_got_rex64, set_rip_rex64): Remove length attribute, set
438 length_address to 4, set mode attribute to MODE_DI.
439 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
440 (fxam<mode>2_i387): Set length attribute to 4.
441 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
442 *prefetch_3dnow_rex): Override length_address attribute.
443 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
445 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
446 (constm128_operand): Removed.
447 * config/i386/i386.c (memory_address_length): For
448 disp && !index && !base in 64-bit mode account for SIB byte if
449 print_operand_address can't optimize disp32 into disp32(%rip)
450 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
451 for fs: or gs: segment.
452 (ix86_attr_length_immediate_default): When checking if shortform
453 is possible, truncate immediate to the length of the non-shortened
455 (ix86_attr_length_address_default): Ignore MEM_P operands
457 (ix86_attr_length_vex_default): Only check for DImode on
458 GENERAL_REG_P operands.
459 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
460 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
461 (sse_cvttps2pi): Clear prefix_rep attribute.
462 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
464 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
465 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
466 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
467 iff operand 2 is const_int_operand.
468 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
469 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
470 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
472 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
474 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
475 prefix_data16 attribute for movlpd and movhpd instructions.
476 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
477 length_immediate for shufpd instruction.
478 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
479 (avx_cmpp<avxmodesuffixf2c><mode>3,
480 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
481 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
482 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
483 *vec_dupv4sf_avx, *vec_dupv4sf): Set
484 length_immediate attribute to 1.
485 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
486 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
487 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
488 prefix_data16 attribute for the first alternative to 1.
489 (*avx_loadlps): Override length_immediate for the first alternative.
490 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
491 attributes for second alternative.
492 (*vec_concatv2sf_sse4_1): Override length_immediate and
493 prefix_data16 attributes for second alternative.
494 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
495 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
496 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
497 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
498 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
499 prefix_data16 and length_immediate to 1.
500 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
502 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
503 prefix_extra attribute for variants that don't have 0f prefix
505 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
506 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
507 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
508 *sse4_1_pextrd): Set length_immediate to 1.
509 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
510 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
512 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
513 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
514 length_immediate to 1 for second alternative.
515 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
516 prefix_extra and length_immediate attributes for the first
518 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
520 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
521 to 1 for the first and third alternative.
522 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
524 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
526 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
528 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
529 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
530 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
531 *avx_psign<mode>3): Set prefix_extra attribute to 1.
532 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
533 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
534 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
535 ssse3_psign<mode>3): Override prefix_rex attribute.
536 (*avx_palignrti): Override prefix_extra and length_immediate
538 (ssse3_palignrti): Override length_immediate to 1.
539 (ssse3_palignrdi): Override length_immediate to 1, override
540 prefix_rex attribute.
541 (abs<mode>2): Override prefix_rep to 0, override prefix_rex
543 (sse4a_extrqi): Override length_immediate to 2.
544 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
545 (sse4a_insertq): Override prefix_data16 to 0.
546 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
547 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
548 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
549 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
550 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
551 and length_immediate to 1.
552 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
553 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
554 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
555 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
556 and length_immediate to 1.
557 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
558 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
559 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
560 avx_ptest256): Override prefix_extra to 1.
561 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
562 Override prefix_data16 and length_immediate to 1.
563 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
564 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
565 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
566 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
567 prefix_data16 to 0 and prefix_extra to 2.
568 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
569 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
571 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
572 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
573 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
574 and prefix_extra to 2.
575 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
576 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
577 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
578 avx_vpermilvar<mode>3,
579 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
580 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
581 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
582 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
583 Override prefix_extra to 1.
584 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
585 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
586 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
587 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
588 prefix_extra and length_immediate to 1.
589 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
591 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
592 to 1 for the first alternative.
593 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
594 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
596 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
597 *movv2sf_internal_avx, *movv2sf_internal): Override
598 prefix_rep attribute for certain alternatives.
599 (*mov<mode>_internal): Override prefix_rep or prefix_data16
600 attributes for certain alternatives.
601 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
602 attributes for certain alternatives.
603 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
604 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
605 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
606 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
607 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
608 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
609 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
610 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
611 length_immediate to 1 if operand 2 is const_int_operand.
612 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
613 *vec_extractv2si_1): Set length_immediate
615 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
616 using old 3DNOW insn rather than SSE/3DNOW_A.
617 (mmx_emms, mmx_femms): Clear modrm attribute.
619 2009-05-29 Martin Jambor <mjambor@suse.cz>
621 * tree-sra.c: New implementation of SRA.
623 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
624 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
625 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
626 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
627 (SRA_MAX_STRUCTURE_COUNT): Removed.
628 (SRA_FIELD_STRUCTURE_RATIO): Removed.
629 * doc/invoke.texi (sra-max-structure-size): Removed.
630 (sra-field-structure-ratio): Removed.
632 2009-05-29 Jakub Jelinek <jakub@redhat.com>
635 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
638 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
640 PR rtl-optimization/40101
641 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
642 seqno. Adjust comment.
643 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
644 inserting bookkeeping before a jump, the jump is not scheduled.
645 When no positive seqno found, provide a value. Add comment.
647 2009-05-29 Richard Guenther <rguenther@suse.de>
649 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
650 short-cutting on the first component.
652 2009-05-29 Jakub Jelinek <jakub@redhat.com>
655 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
656 for trees other than decls/types.
658 2009-05-29 Richard Guenther <rguenther@suse.de>
660 * tree-ssa-operands.c (get_expr_operands): Do not handle
661 INDIRECT_REFs in the handled-component case. Remove
662 unused get_ref_base_and_extent case.
663 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
664 tree_low_cst and host_integerp where possible.
665 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
666 codes for equivalence.
667 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
669 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
671 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
672 to tmake_file for i[34567]86-*-cygwin*.
674 2009-05-29 Jakub Jelinek <jakub@redhat.com>
677 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
678 (altivec_categorize_keyword, init_vector_keywords,
679 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
682 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
684 * tree.c (handle_dll_attribute): Check if node is
685 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
687 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
689 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
691 (thumb2_zero_extendqidi2): Likewise.
693 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
695 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
696 instead of gen_movrt.
697 * config/sh/sh.md (movrt): Remove.
699 2009-05-28 Steve Ellcey <sje@cup.hp.com>
701 * doc/invoke.texi (IA-64 Options)
702 Add -msdata, -mfused-madd, -mno-inline-float-divide,
703 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
704 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
705 -msched-prefer-non-control-spec-insns,
706 -msched-stop-bits-after-every-cycle,
707 -msched-count-spec-in-critical-path,
708 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
709 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns
710 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
711 and -msched-spec-verbose.
713 2009-05-28 Joseph Myers <joseph@codesourcery.com>
715 * config/arm/lib1funcs.asm (__clear_cache): Define if
717 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
719 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
721 2009-05-28 Richard Guenther <rguenther@suse.de>
723 * tree-ssa-alias.c (ao_ref_init): New function.
724 (ao_ref_base): Likewise.
725 (ao_ref_base_alias_set): Likewise.
726 (ao_ref_alias_set): Likewise.
727 (refs_may_alias_p_1): Change signature.
728 (refs_may_alias_p): Adjust.
729 (refs_anti_dependent_p): Likewise.
730 (refs_output_dependent_p): Likewise.
731 (call_may_clobber_ref_p_1): Change signature.
732 (call_may_clobber_ref_p): Adjust.
733 (stmt_may_clobber_ref_p_1): New function split out from ...
734 (stmt_may_clobber_ref_p): ... here.
735 (maybe_skip_until): Adjust signature.
736 (get_continuation_for_phi): Likewise.
737 (walk_non_aliased_vuses): Likewise.
738 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
739 (ao_ref_init): Declare.
740 (ao_ref_base): Likewise.
741 (ao_ref_alias_set): Likewise.
742 (stmt_may_clobber_ref_p_1): Likewise.
743 (walk_non_aliased_vuses): Adjust.
744 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
745 (get_ref_from_reference_ops): remove.
746 (vn_reference_lookup_2): Adjust signature.
747 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
748 (vn_reference_lookup_pieces): Adjust signature, do not re-build
750 (vn_reference_lookup): Adjust.
751 (vn_reference_insert): Likewise.
752 (vn_reference_insert_pieces): Adjust signature.
753 (visit_reference_op_call): Adjust.
754 * tree-ssa-pre.c (get_expr_type): Simplify.
755 (phi_translate_1): Adjust.
756 (compute_avail): Likewise.
757 (translate_vuse_through_block): Do not re-build trees.
758 (value_dies_in_block_x): Likewise.
759 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
761 (vn_reference_lookup_pieces): Adjust declaration.
762 (vn_reference_insert_pieces): Likewise.
764 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
766 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
767 with checking disabled.
769 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
773 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
774 macro definition for support of three-operand format aligned
775 .comm directive in assembler on cygwin/pe/mingw target OS.
776 * configure: Regenerate.
777 * config.h: Regenerate.
779 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
780 aligned form of .comm directive if -mpe-aligned-commons is in effect.
781 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
783 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
784 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
786 2009-05-28 Ira Rosen <irar@il.ibm.com>
788 PR tree-optimization/40254
789 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
790 in analysis of basic blocks.
792 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
795 * target.h (struct gcc_target): Fix indentation. Add
797 * target-def.h (TARGET_CONST_ANCHOR): New macro.
798 (TARGET_INITIALIZER): Use it.
799 * cse.c (CHEAPER): Move it up to the other macros.
800 (insert): Rename this ...
801 (insert_with_costs): ... to this. Add cost parameters. Update
803 (insert): New function. Call insert_with_costs.
804 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
805 find_reg_offset_for_const, try_const_anchors): New functions.
806 (cse_insn): Call try_const_anchors. Adjust cost of src_related
807 when using a const-anchor. Call insert_const_anchors.
808 * config/mips/mips.c (mips_set_mips16_mode): Set
809 targetm.const_anchor.
810 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
812 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
814 * tree-inline.c (remap_decls): Enable nonlocalized variables
817 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
819 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
820 Simplify other tests involving optimize.
822 2009-05-27 Tom Tromey <tromey@redhat.com>
824 * unwind-dw2.c (_Unwind_DebugHook): New function.
825 (uw_install_context): Call _Unwind_DebugHook.
827 2009-05-27 Tom Tromey <tromey@redhat.com>
829 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
831 2009-05-27 Ian Lance Taylor <iant@google.com>
833 * Makefile.in (LINKER, LINKER_FLAGS): Define.
834 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
835 (ALL_LINKERFLAGS): Define.
836 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
837 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
838 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
839 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
840 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
842 (build/gcov-iov$(build_exeext)): Likewise.
844 2009-05-27 Julian Brown <julian@codesourcery.com>
846 * gcse.c (target.h): Include.
847 (can_assign_to_reg_without_clobbers_p): Check that the target allows
848 copy of argument to a pseudo register.
850 2009-05-27 Diego Novillo <dnovillo@google.com>
852 * tree-ssa-live.c (dump_scope_block): Document arguments.
853 (dump_scope_blocks): Document.
854 (debug_scope_blocks): New.
855 * tree-flow.h (debug_scope_blocks): Declare.
857 2009-05-21 Denis Chertykov <denisc@overta.ru>
859 * doc/contrib.texi (Contributors): add myself to the list.
861 2009-05-27 Olivier Hainque <hainque@adacore.com>
863 * expr.c (target_align): New function. Alignment the TARGET of an
864 assignment may be assume to have.
865 (highest_pow2_factor_for_target): Use it instead of relying on
866 immediate tree attributes of TARGET, not necessarily honored when
867 intermediate bitfields are involved.
869 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
872 * config/i386/driver-i386.c (host_detect_local_cpu): Support
873 AVX, SSE4, AES, PCLMUL and POPCNT.
875 2009-05-27 Diego Novillo <dnovillo@google.com>
877 * tree-pretty-print.c (dump_location): New.
878 (dump_generic_node): Call it.
879 Factor code to handle BLOCK nodes ...
880 (dump_block_node): ... here.
882 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
884 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h with
886 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
888 * gcc-plugin.h: Include config.h and system.h.
889 (IN_GCC): Define if not defined.
891 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
894 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
897 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
899 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
901 * config/m32r/m32r.h: Ditto.
902 * config/m32r/m32r.md: Ditto.
903 * config/m32r/predicates.md: Ditto.
905 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
907 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
909 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
912 (Loading plugins): typo.
913 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
914 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
915 (Interacting with the GCC Garbage Collector): Added new section.
916 (Giving information about a plugin): Added new section for
918 * ggc.h (ggc_register_root_tab): Added declaration.
919 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
920 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
921 (register_callback): Improved comment in declaration.
922 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for
924 (extra_root_vec) Added static variable for dynamic roots
926 (ggc_register_root_tab) Added new routine.
927 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
928 PLUGIN_GGC_MARKING event.
929 * ggc-zone.c: Include plugin.h.
930 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
931 * ggc-page.c: Include plugin.h.
932 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
933 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
934 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
935 (register_callback): check lack of callbacks for
936 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
937 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
938 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
939 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
940 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
941 dependency on plugin.h.
942 (plugin.o): Added dependency on ggc.h...
944 2009-05-26 Richard Guenther <rguenther@suse.de>
948 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
949 with mismatched comparison modes.
951 * expr.c (expand_expr_real_1): Expand the operand of a
952 VIEW_CONVERT_EXPR in its natural mode.
954 2009-05-26 Ian Lance Taylor <iant@google.com>
956 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
957 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
958 (ALL_COMPILERFLAGS): Define.
959 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
960 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
961 (collect2$(exeext), collect2.o): Likewise.
962 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
963 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
964 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
965 (libbackend.o, intl.o, cppdefault.o): Likewise.
966 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
967 (build/%.o): Use $(COMPILER_FOR_BUILD).
968 (build/gen%$(build_exeext)): Likewise.
969 (build/gcov-iov$(build_exeext)): LIkewise.
970 * config/t-darwin (darwin.o): Use $(COMPILER).
971 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
972 * config/t-sol2 (sol2-c.o): Likewise.
974 * config/t-vxworks (vxworks.o): Likewise.
975 * config/x-darwin (host-darwin.o): Likewise.
976 * config/x-hpux (host-hpux.o): Likewise.
977 * config/x-linux (host-linux.o): Likewise.
978 * config/x-solaris (host-solaris.o): Likewise.
979 * config/alpha/x-alpha (driver-alpha.o): Likewise.
980 * config/arm/t-arm (arm-c.o): Likewise.
981 * config/arm/t-pe (pe.o): Likewise.
982 * config/arm/t-wince-pe (pe.o): Likewise.
983 * config/i386/t-cygming (winnt.o): Likewise.
984 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
985 * config/i386/t-cygwin (cygwin1.o): Likewise.
986 (cygwin2.o): Likewise.
987 * config/i386/t-i386 (i386-c.o): Likewise.
988 * config/i386/t-interix (winnt.o): Likewise.
989 * config/i386/t-netware (netware.o): Likewise.
990 * config/i386/t-nwld (nwld.o): Likewise.
991 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
992 * config/i386/x-i386 (driver-i386.o): Likewise.
993 * config/i386/x-cygwin (host-cygwin.o): Likewise.
994 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
995 * config/ia64/t-ia64 (ia64-c.o): Likewise.
996 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
997 * config/mips/x-native (driver-native.o): Likewise.
998 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
999 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
1000 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
1001 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
1002 * config/score/t-score-elf (score7.o): Likewise.
1003 (score3.o): Likewise.
1004 * config/sh/t-sh (sh-c.o): Likewise.
1005 * config/sh/t-symbian (sh-c.o): Likewise.
1006 (symbian.o): Likewise.
1007 * config/spu/t-spu-elf (spu-c.o): Likewise.
1008 * config/v850/t-v850 (v850-c.o): Likewise.
1009 * config/v850/t-v850e (v850-c.o): Likewise.
1011 2009-05-26 Richard Guenther <rguenther@suse.de>
1013 PR tree-optimization/40122
1014 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
1015 VECTOR_CSTs if possible.
1016 (fold_gimple_assign): Likewise.
1018 2009-05-26 Richard Guenther <rguenther@suse.de>
1021 * fold-const.c (fold_binary): Use the correct types for building
1024 2009-05-26 Richard Guenther <rguenther@suse.de>
1026 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
1027 redundant calls to merge_alias_info.
1028 (bump_vector_ptr): Likewise.
1029 * tree-ssa-copy.c (merge_alias_info): Remove.
1030 (replace_exp_1): Remove call to merge_alias_info.
1031 (propagate_tree_value): Likewise.
1032 (fini_copy_prop): Propagate points-to info.
1033 * tree-flow.h (merge_alias_info): Remove.
1035 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
1037 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
1039 2009-05-25 Jan Hubicka <jh@suse.cz>
1041 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
1042 * cgraph.h (struct inline_summary): New filed self_wize,
1043 size_inlining_benefit, self_time and time_inlining_benefit.
1044 (struct cgraph_global_info): Replace insns by time ans size fields.
1045 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
1046 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
1047 (ipcp_update_callgraph): Do not touch function bodies.
1048 * ipa-inline.c: Include except.h
1049 (MAX_TIME): New constant.
1050 (overall_insns): Remove.
1052 (overall_size, max_benefit): New static variables.
1053 (cgraph_estimate_time_after_inlining): New function.
1054 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
1055 (cgraph_clone_inlined_nodes): Update size.
1056 (cgraph_mark_inline_edge): Update size.
1057 (cgraph_estimate_growth): Use size info.
1058 (cgraph_check_inline_limits): Check size.
1059 (cgraph_default_inline_p): Likewise.
1060 (cgraph_edge_badness): Compute badness based on benefit and size cost.
1061 (cgraph_decide_recursive_inlining): Check size.
1062 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
1064 (cgraph_decide_inlining): Likewise.
1065 (cgraph_decide_inlining_incrementally): Likewise; honor
1066 PARAM_EARLY_INLINING_INSNS.
1067 (likely_eliminated_by_inlining_p): New predicate.
1068 (estimate_function_body_sizes): New function.
1069 (compute_inline_parameters): Use it.
1070 * except.c (must_not_throw_labels): New function.
1071 * except.h (must_not_throw_labels): Declare.
1072 * tree-inline.c (init_inline_once): Kill inlining_weigths
1073 * tree-ssa-structalias.c: Avoid uninitialized warning.
1074 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
1075 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
1076 (PARAM_INLINE_CALL_COST): Remove.
1077 (PARAM_EARLY_INLINING_INSNS): New.
1079 2009-05-25 Richard Guenther <rguenther@suse.de>
1081 PR tree-optimization/36327
1082 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
1083 callback for reference translation or lookup at the point
1085 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
1086 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
1087 for union COMPONENT_REFs.
1088 (vn_reference_lookup_3): New callback. Lookup from memset
1089 and CONSTRUCTOR assignment, translate through struct copies.
1090 (vn_reference_lookup_pieces): Make sure to not free the
1091 passed operands array. Adjust walk_non_aliased_vuses call.
1092 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
1093 make sure we do not leak memory.
1095 2009-05-25 Richard Guenther <rguenther@suse.de>
1097 * tree-ssa-alias.h (dump_points_to_solution): Declare.
1098 * tree-inline.c (expand_call_inline): Reset the escaped and
1100 * tree-ssa-structalias.c (pass_build_ealias): New.
1101 * tree-pass.h (pass_build_ealias): Declare.
1102 * passes.c (init_optimization_passes): Add PTA during
1103 early optimizations.
1104 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
1105 and CALLUSED solutions.
1106 (dump_points_to_solution): New function, split out from ...
1107 (dump_points_to_info_for): ... here.
1108 * tree-parloops.c (parallelize_loops): Reset the escaped and
1111 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1114 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
1115 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
1117 2009-05-25 Ira Rosen <irar@il.ibm.com>
1119 PR tree-optimization/40238
1120 * tree-vect-stmts.c (vect_init_vector): Insert initialization
1121 statements after basic block's labels.
1122 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
1123 to free the allocated memory.
1125 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
1127 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
1128 return address with a USE.
1130 2009-05-24 Richard Guenther <rguenther@suse.de>
1133 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
1134 array type from the main variant of the inner type.
1136 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1138 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
1139 definition to bool (from int) to un-break build.
1140 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
1142 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
1144 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
1145 discard_stmt_changes): Delete.
1146 * tree-ssa-operands.c (scb_stack): Delete.
1147 (init_ssa_operands): Do not initialize it.
1148 (fini_ssa_operands): Do not free it.
1149 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
1151 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
1152 update_stmt, remove the others. Fix comments.
1153 * tree-dfa.c (optimize_stack_restore): Likewise.
1154 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
1155 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
1156 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
1157 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
1159 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
1160 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
1161 (dom_opt_finalize_block): Likewise, adjusting access to stmts_to_rescan.
1162 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
1163 (stmts_to_rescan): Change item type to gimple.
1164 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
1166 2009-05-24 Ira Rosen <irar@il.ibm.com>
1168 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
1169 * tree-pass.h (pass_slp_vectorize): New pass.
1170 * params.h (SLP_MAX_INSNS_IN_BB): Define.
1171 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
1172 * tree-vectorizer.c (timevar.h): Include.
1173 (user_vect_verbosity_level): Declare.
1174 (vect_location): Fix comment.
1175 (vect_set_verbosity_level): Update user_vect_verbosity_level
1176 instead of vect_verbosity_level.
1177 (vect_set_dump_settings): Add an argument. Ignore user defined
1178 verbosity if dump flags require higher level of verbosity. Print to
1179 stderr only for loop vectorization.
1180 (vectorize_loops): Update call to vect_set_dump_settings.
1181 (execute_vect_slp): New function.
1182 (gate_vect_slp): Likewise.
1183 (struct gimple_opt_pass pass_slp_vectorize): New.
1184 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
1186 (vec_info_for_bb): New function.
1187 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
1188 (VECTORIZATION_ENABLED): New macro.
1189 (SLP_ENABLED, SLP_DISABLED): Likewise.
1190 (vect_is_simple_use): Add bb_vec_info argument.
1191 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
1192 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
1193 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
1194 vect_schedule_slp, vect_analyze_slp): Likewise.
1195 (vect_analyze_stmt): Add slp_tree argument.
1196 (find_bb_location): Declare.
1197 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
1198 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
1199 (vect_analyze_loop_operations, vect_analyze_loop,
1200 get_initial_def_for_induction, vect_create_epilog_for_reduction,
1201 vect_finalize_reduction, vectorizable_reduction,
1202 vectorizable_live_operation, vect_transform_loop): Likewise.
1203 * tree-data-ref.c (dr_analyze_innermost): Update comment,
1204 skip evolution analysis if analyzing a basic block.
1205 (dr_analyze_indices): Likewise.
1206 (initialize_data_dependence_relation): Skip the test whether the
1207 object is invariant for basic blocks.
1208 (compute_all_dependences): Skip dependence analysis for data
1209 references in basic blocks.
1210 (find_data_references_in_stmt): Don't fail in case of invariant
1211 access in basic block.
1212 (find_data_references_in_bb): New function.
1213 (find_data_references_in_loop): Move code to
1214 find_data_references_in_bb and add a call to it.
1215 (compute_data_dependences_for_bb): New function.
1216 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
1217 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
1219 (vect_analyze_data_ref_dependence): Check for interleaving in case of
1220 unknown dependence in basic block and fail in case of dependence in
1222 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
1223 dependence instances from either loop or basic block vectorization
1225 (vect_compute_data_ref_alignment): Check if it is loop vectorization
1226 before calling nested_in_vect_loop_p.
1227 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
1228 dependence instances from either loop or basic block vectorization
1230 (vect_verify_datarefs_alignment): Likewise.
1231 (vect_enhance_data_refs_alignment): Adjust function calls.
1232 (vect_analyze_data_refs_alignment): Likewise.
1233 (vect_analyze_group_access): Fix printing. Skip different checks if
1234 DR_STEP is 0. Keep strided stores either in loop or basic block
1235 vectorization data structure. Fix indentation.
1236 (vect_analyze_data_ref_access): Fix comments, allow zero step in
1238 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
1239 dependence instances from either loop or basic block vectorization
1241 (vect_analyze_data_refs): Update comment. Call
1242 compute_data_dependences_for_bb to analyze basic blocks.
1243 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
1244 case of loop vectorization. In case of basic block vectorization use
1245 data-ref itself as a base.
1246 (vect_create_data_ref_ptr): In case of basic block vectorization:
1247 don't advance the pointer, add new statements before the current
1248 statement. Adjust function calls.
1249 (vect_supportable_dr_alignment): Support only aligned accesses in
1250 basic block vectorization.
1251 * common.opt (ftree-slp-vectorize): New flag.
1252 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
1253 (vect_pattern_recog_1): Likewise.
1254 * tree-vect-stmts.c (process_use): Likewise.
1255 (vect_init_vector): Add new statements in the beginning of the basic
1256 block in case of basic block SLP.
1257 (vect_get_vec_def_for_operand): Adjust function calls.
1258 (vect_finish_stmt_generation): Likewise.
1259 (vectorizable_call): Add assert that it is loop vectorization, adjust
1261 (vectorizable_conversion, vectorizable_assignment): Likewise.
1262 (vectorizable_operation): In case of basic block SLP, take
1263 vectorization factor from statement's type and skip the relevance
1264 check. Adjust function calls.
1265 (vectorizable_type_demotion): Add assert that it is loop
1266 vectorization, adjust function calls.
1267 (vectorizable_type_promotion): Likewise.
1268 (vectorizable_store): Check for outer loop only in case of loop
1269 vectorization. Adjust function calls. For basic blocks, skip the
1270 relevance check and don't advance pointers.
1271 (vectorizable_load): Likewise.
1272 (vectorizable_condition): Add assert that it is loop vectorization,
1273 adjust function calls.
1274 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
1275 that it is not reduction, get vector type, call only supported
1276 functions, skip loop specific parts.
1277 (vect_transform_stmt): Check for outer loop only in case of loop
1279 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
1280 (vect_is_simple_use): Fix comment, add new argument, fix conditions
1281 for external definition.
1282 * passes.c (pass_slp_vectorize): New pass.
1283 * tree-vect-slp.c (find_bb_location): New function.
1284 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
1285 check for patterns only in loops.
1286 (vect_build_slp_tree): Add argument, adjust function calls, fail in
1287 case of multiple types in basic block SLP.
1288 (vect_mark_slp_stmts_relevant): New function.
1289 (vect_supported_load_permutation_p): Fix comment.
1290 (vect_analyze_slp_instance): Add argument. In case of basic block
1291 SLP, take vectorization factor from statement's type, check that
1292 unrolling factor is 1. Adjust function call. Save SLP instance in
1293 either loop or basic block vectorization structure. Return FALSE,
1295 (vect_analyze_slp): Add argument. Get strided stores groups from
1296 either loop or basic block vectorization structure. Return FALSE
1297 if basic block SLP failed.
1298 (new_bb_vec_info): New function.
1299 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
1300 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
1301 (vect_schedule_slp): Add argument. Get SLP instances from either
1302 loop or basic block vectorization structure. Set vectorization factor
1303 to be 1 for basic block SLP.
1304 (vect_slp_transform_bb): New function.
1305 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
1307 2009-05-23 Mark Mitchell <mark@codesourcery.com>
1309 * final.c (shorten_branches): Do not align labels for jump tables.
1310 (final_scan_insn): Use JUMP_TABLE_DATA_P.
1312 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
1314 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
1315 Remove outdated reference to flow.c and fix nits.
1316 * doc/gccint.texi: Tweak RTL description.
1317 * doc/rtl.texi: Likewise.
1319 2009-05-23 Denis Chertykov <chertykov@gmail.com>
1321 * config/avr/avr.c: Change my email address.
1322 * config/avr/avr.h: Likewise.
1323 * config/avr/avr.md: Likewise.
1324 * config/avr/avr-protos.h: Likewise.
1325 * config/avr/libgcc.S: Likewise.
1327 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1329 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
1330 (spu_split_load, spu_split_store): Change return type to int.
1331 (spu_split_convert): Declare.
1332 * config/spu/predicates.md (spu_mem_operand): Remove.
1333 (spu_mov_operand): Update.
1334 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
1335 * config/spu/spu.c (regno_aligned_for_load): Remove.
1336 (reg_aligned_for_addr, spu_expand_load): Define.
1337 (spu_expand_extv): Reimplement and handle MEM.
1338 (spu_expand_insv): Handle MEM.
1339 (spu_sched_reorder): Handle insn's with length 0.
1340 (spu_legitimate_address_p): Reimplement.
1341 (store_with_one_insn_p): Return TRUE for any mode with size
1342 larger than 16 bytes.
1343 (address_needs_split): Define.
1344 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
1346 (spu_convert_move): Define.
1347 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
1348 (spu_split_store): Change all MEM's to TImode.
1349 (spu_init_expanders): Preallocate registers that correspond to
1350 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
1352 (spu_split_convert): Define.
1353 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
1354 (_move<mode>, _movdi, _movti): Update predicate and condition.
1355 (load, store): Change to define_split.
1356 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
1358 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
1359 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
1360 define_insn_and_split of lshr<mode>3.
1361 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
1362 (<v>ashr<mode>3_imm): Define.
1363 (extv, extzv, insv): Allow MEM operands.
1364 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
1365 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
1366 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
1367 (_spu_convert2): Change to define_insn_and_split and remove the
1368 corresponding define_peephole2.
1369 (stack_protect_set, stack_protect_test, stack_protect_test_si):
1370 Change predicates to memory_operand.
1372 2009-05-22 Mark Mitchell <mark@codesourcery.com>
1374 * config/arm/thumb2.md: Add 16-bit multiply instructions.
1376 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1378 PR tree-optimization/40219
1379 * tree.c (iterative_hash_expr): Make sure the builtin function is
1380 a normal builtin function and not a front end or back end builtin
1381 before indexing into the built_in_decls array.
1383 2009-05-22 Richard Guenther <rguenther@suse.de>
1386 * alias.c (write_dependence_p): Do not use TBAA for answering
1387 anti-dependence or output-dependence.
1388 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
1389 (emit_pointer_definition): Remove.
1390 (emit_alias_warning): Likewise.
1391 (find_what_var_points_to): Remove TBAA pruning code.
1392 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
1394 (compute_points_to_sets): Remove code computing the set of
1395 dereferenced pointers.
1396 * tree-data-ref.c (dr_may_alias_p): Properly use the split
1397 oracle for querying anti and output dependencies.
1398 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
1399 if TBAA may be applied.
1400 (refs_anti_dependent_p): New function.
1401 (refs_output_dependent_p): Likewise.
1402 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
1403 (refs_output_dependent_p): Likewise.
1404 * doc/tree-ssa.texi (Memory model): New section.
1405 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
1406 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
1407 * cfgexpand.c (expand_gimple_basic_block): Do not handle
1408 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
1409 * expr.c (expand_expr_real_1): Likewise.
1410 * gimple-low.c (lower_stmt): Likewise.
1411 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
1412 (dump_gimple_cdt): Remove.
1413 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
1414 (gimple_size): Likewise.
1415 (walk_gimple_op): Likewise.
1416 (is_gimple_stmt): Likewise.
1417 (walk_stmt_load_store_addr_ops): Likewise.
1418 (gimple_build_cdt): Remove.
1419 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
1420 * gimple.h (gimple_cdt_new_type): Remove.
1421 (gimple_cdt_new_type_ptr): Likewise.
1422 (gimple_cdt_set_new_type): Likewise.
1423 (gimple_cdt_location): Likewise.
1424 (gimple_cdt_location_ptr): Likewise.
1425 (gimple_cdt_set_location): Likewise.
1426 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
1427 * tree-cfg.c (remove_useless_stmts_1): Do not handle
1428 GIMPLE_CHANGE_DYNAMIC_TYPE.
1429 (verify_types_in_gimple_stmt): Likewise.
1430 * tree-inline.c (estimate_num_insns): Likewise.
1431 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
1432 (copy_decl_to_var): Likewise.
1433 (copy_result_decl_to_var): Likewise.
1434 * tree-pretty-print.c (dump_generic_node): Do not handle
1435 CHANGE_DYNAMIC_TYPE_EXPR.
1436 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1437 * tree-ssa-operands.c (get_expr_operands): Likewise.
1438 * tree-ssa-structalias.c (struct variable_info): Remove
1439 no_tbaa_pruning member.
1440 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
1441 (unify_nodes): Do not copy it.
1442 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
1443 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
1444 (set_uids_in_ptset): Do not check it.
1445 (find_what_var_points_to): Likewise.
1446 (compute_tbaa_pruning): Remove.
1447 (compute_points_to_sets): Do not call it.
1448 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
1449 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
1450 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
1451 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
1452 (DECL_NO_TBAA_P): Likewise.
1453 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
1454 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
1455 (expand_omp_atomic_pipeline): Do not set it.
1456 * print-tree.c (print_node): Do not dump it.
1457 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
1460 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
1463 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
1466 2009-05-22 Mark Mitchell <mark@codesourcery.com>
1468 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
1471 2009-05-22 Ben Elliston <bje@au.ibm.com>
1473 * Makefile.in (bversion.h, s-bversion): New targets.
1474 (TOPLEV_H): Add bversion.h.
1475 * toplev.h: Include "bversion.h".
1476 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
1477 the __format__ attribute only if compiling with the same version
1478 of GCC as the sources (the "build version").
1480 2009-05-22 Ben Elliston <bje@au.ibm.com>
1482 * c-format.c (handle_format_attribute): Fix comment typo.
1484 2009-05-21 Steve Ellcey <sje@cup.hp.com>
1487 * config/ia64/ia64.opt (mfused-madd): New.
1488 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
1489 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
1490 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
1491 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
1492 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
1493 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
1494 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
1495 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
1496 instruction if !TARGET_FUSED_MADD.
1497 (fpma, fpms): Remove colon from name.
1499 2009-05-22 Richard Guenther <rguenther@suse.de>
1501 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
1502 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
1503 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
1505 (create_expression_by_pieces): Only convert if necessary.
1506 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
1507 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
1509 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
1511 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
1512 regular pattern from a template and rename it ...
1513 (*extzv_truncsi_exts): ... to this.
1515 2009-05-21 Richard Guenther <rguenther@suse.de>
1517 * cgraph.h (struct cgraph_node): Remove inline_decl member.
1518 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
1519 (cgraph_default_inline_p): Likewise.
1520 (cgraph_decide_inlining_incrementally): Likewise.
1522 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
1523 Uros Bizjak <ubizjak@gmail.com>
1525 * config/i386/cpuid.h (bit_MOVBE): New.
1527 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
1529 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
1530 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
1531 (ix86_handle_option): Handle OPT_mmovbe.
1532 (ix86_target_string): Add -mmovbe.
1533 (pta_flags): Add PTA_MOVBE.
1534 (processor_alias_table): Add PTA_MOVBE to "atom".
1535 (override_options): Handle PTA_MOVBE.
1537 * config/i386/i386.h (TARGET_MOVBE): New.
1539 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
1540 (*bswapsi_movbe): New.
1541 (*bswapdi_movbe): Likewise.
1542 (bswapdi2): Renamed to ...
1544 (bswapdi2): New expander.
1546 * config/i386/i386.opt (mmovbe): New.
1548 * doc/invoke.texi: Document -mmovbe.
1550 2009-05-21 Taras Glek <tglek@mozilla.com>
1552 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
1553 * gcc-plugin.h (plugin_init): Updated signature.
1554 * gcc-plugin.h (plugin_name_args): Moved to this header.
1555 * doc/plugins.texi (plugin_init): Updated documention to reflect
1557 * doc/plugins.texi (plugin_name_args): Added to documention.
1559 2009-05-21 Mark Mitchell <mark@codesourcery.com>
1561 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
1562 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
1564 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
1566 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
1567 JUMP_TABLE_DATA_P predicates where applicable.
1568 * config/i386/predicates.md: Ditto.
1569 * config/i386/sse.md: Ditto.
1571 2009-05-21 Jakub Jelinek <jakub@redhat.com>
1573 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
1574 operand2 -128 override length_immediate attribute to 1.
1575 * config/i386/predicates.md (constm128_operand): New predicate.
1577 * config/i386/i386.c (memory_address_length): Handle %r12
1578 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
1580 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
1581 mode look through optional ZERO_EXTEND and SUBREG.
1582 * config/i386/i386.md (R12_REG): New define_constant.
1583 (prefix_data16): For sse unit set also for MODE_TI insns.
1584 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
1585 insns set if operand 1 is ext_QIreg_operand.
1586 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
1587 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
1589 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
1590 mode from MODE_DI to MODE_SI.
1591 (movdi_1_rex64): Override modrm and length_immediate attributes
1592 only for movabs (TYPE_IMOV, alternative 2).
1593 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
1594 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
1595 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
1596 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
1597 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
1598 prefix_rex attribute if DImode.
1599 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
1600 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
1601 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
1602 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
1603 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
1604 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
1605 Likewise. For TYPE_IMOV clear length_immediate attribute.
1606 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
1607 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
1608 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
1609 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
1610 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
1611 or one operand TYPE_ISHIFT.
1612 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
1613 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
1614 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
1615 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
1616 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
1617 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
1618 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
1619 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
1620 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
1621 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
1622 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
1623 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
1624 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
1625 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
1626 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
1627 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
1628 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
1629 set mode attribute, don't override length attribute.
1630 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
1632 (return_internal_long): Set length attribute to 2 instead of 1.
1633 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
1634 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
1635 prefix_rex attribute.
1636 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
1638 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
1640 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1642 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
1644 2009-05-20 Ian Lance Taylor <iant@google.com>
1646 * tree.c (build_tree_list_vec_stat): New function.
1647 (ctor_to_vec): New function.
1648 (build_nt_call_vec): New function.
1649 (build_call_array): Change args to be a const pointer.
1650 (build_call_vec): New function.
1651 * tree.h (build_nt_call_vec): Declare.
1652 (build_tree_list_vec_stat): Declare.
1653 (build_tree_list_vec): Define.
1654 (build_call_array): Update declaration.
1655 (build_call_vec): Declare.
1656 (ctor_to_vec): Declare.
1657 * c-common.c (tree_vector_cache): New static variable.
1658 (make_tree_vector): New function.
1659 (release_tree_vector): New function.
1660 (make_tree_vector_single): New function.
1661 (make_tree_vector_copy): New function.
1662 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
1663 (make_tree_vector_single, make_tree_vector_copy): Declare.
1664 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
1665 (c_parser_expr_list): Don't manage cache here, instead call
1667 (c_parser_release_expr_list): Remove static function.
1668 (c_parser_vec_to_tree_list): Remove static function.
1669 (c_parser_attributes): Call build_tree_list_vec instead of
1670 c_parser_vec_to_tree_list. Call release_tree_vector instead of
1671 c_parser_release_expr_list.
1672 (c_parser_postfix_expression_after_primary): Likewise.
1673 (c_parser_objc_keywordexpr): Likewise.
1675 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
1677 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
1678 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
1679 TARGET_CONVERT_TO_TYPE.
1680 * hooks.c (hook_tree_const_tree_null): Define.
1681 * hooks.h (hook_tree_const_tree_null): Declare.
1682 * target.h (struct gcc_target): Add invalid_parameter_type,
1683 invalid_return_type, promoted_type, and convert_to_type fields.
1684 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
1685 (TARGET_INVALID_RETURN_TYPE): Define.
1686 (TARGET_PROMOTED_TYPE): Define.
1687 (TARGET_CONVERT_TO_TYPE): Define.
1688 (TARGET_INITIALIZER): Update for new fields.
1689 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
1690 (grokparms): Check targetm.invalid_parameter_type.
1691 * c-typeck.c (default_conversion): Check targetm.promoted_type.
1692 * c-convert.c (convert): Check targetm.convert_to_type.
1694 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
1696 * config/mips/mips.md (*extenddi_truncate<mode>,
1697 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
1699 (*extendhi_truncateqi): New define_insn_and_sptit.
1701 2009-05-20 Jakub Jelinek <jakub@redhat.com>
1704 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
1705 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
1707 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
1709 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
1710 the operand of VIEW_CONVERT_EXPR.
1712 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
1714 * config/i386/driver-i386.c (host_detect_local_cpu): Check
1715 extended family and model for Intel processors. Support Intel
1718 2009-05-20 Olivier Hainque <hainque@adacore.com>
1720 * gstab.h (stab_code_type): Define, to be used instead of the
1721 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
1723 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
1724 occurrences by stab_code_type.
1725 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
1727 2009-05-20 Martin Jambor <mjambor@suse.cz>
1729 * tree-flow.h (insert_edge_copies_seq): Undeclare.
1730 (sra_insert_before): Likewise.
1731 (sra_insert_after): Likewise.
1732 (sra_init_cache): Likewise.
1733 (sra_type_can_be_decomposed_p): Likewise.
1734 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
1735 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
1736 (sra_insert_before): Likewise.
1737 (sra_insert_after): Likewise.
1738 (sra_init_cache): Likewise.
1739 (insert_edge_copies_seq): Made static and moved upwards.
1741 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
1744 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
1746 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
1747 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
1750 2009-05-20 Richard Guenther <rguenther@suse.de>
1752 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
1753 with mismatched comparison modes.
1755 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1757 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
1758 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
1759 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
1760 with shifts for Thumb2.
1761 (orsi_notsi): New for orn.
1762 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
1763 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
1764 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
1765 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
1766 Don't invert remainder for IOR.
1768 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
1770 PR tree-optimization/40087
1771 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
1772 number_of_iterations_ne): Rename never_infinite argument.
1773 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
1774 number_of_iterations_le): Handle pointer-type ivs when
1775 exit_must_be_taken is false.
1776 (number_of_iterations_cond): Do not always assume that
1777 exit_must_be_taken if the control variable is a pointer.
1779 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1781 * c-typeck.c (build_binary_op): Allow % on integal vectors.
1782 * doc/extend.texi (Vector Extension): Document that % is allowed too.
1784 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
1786 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
1787 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
1789 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1792 * c.opt (Wlogical-op): Disabled by default.
1793 * c-opt (c_common_post_options): Do not enable Wlogical-op with
1795 * doc/invoke.texi (Wlogical-op): Likewise.
1797 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
1799 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
1801 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
1802 Propagate the type of the first operand.
1803 <ASSERT_EXPR>: Simplify.
1804 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
1805 Rewrite using the RHS code as discriminant.
1806 <NOP_EXPR>: Turn into CASE_CONVERT.
1807 <PLUS_EXPR>: Propagate the type of the first operand.
1809 2009-05-19 Steve Ellcey <sje@cup.hp.com>
1811 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
1812 (ia64_dconst_0_375): New.
1813 * config/ia64/ia64.c (ia64_override_options): Remove
1814 -minline-sqrt-min-latency warning.
1815 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
1816 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
1817 * config/ia64/ia64.md (*sqrt_approx): Remove.
1818 (sqrtsf2): Remove #if 0.
1819 (sqrtsf2_internal_thr): Rewrite and move to div.md.
1820 (sqrtdf): Remove assert.
1821 (sqrtdf2_internal_thr): Rewrite and move to div.md.
1822 (sqrtxf2): Remove #if 0.
1823 (sqrtxf2_internal_thr): Rewrite and move to div.md.
1824 * div.md (sqrt_approx_rf): New.
1825 (sqrtsf2_internal_thr): New implementation.
1826 (sqrtsf2_internal_lat): New.
1827 (sqrtdf2_internal_thr: New implementation.
1828 (sqrtxf2_internal): New implementation.
1830 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
1831 Hans-Peter Nilsson <hp@axis.com>
1833 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
1834 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
1835 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
1836 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
1837 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
1838 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
1839 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
1840 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
1841 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
1842 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
1843 * c-common.c: ...from here.
1845 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1847 * c-common.c (warn_logical_operator): Remove unnecessary
1850 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1852 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
1854 2009-05-19 Ben Elliston <bje@au.ibm.com>
1856 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
1857 assignments with memcpy calls.
1858 (add_fdes): Likewise.
1859 (binary_search_unencoded_fdes): Likewise.
1860 (linear_search_fdes): Eliminate type puns.
1862 2009-05-19 Richard Guenther <rguenther@suse.de>
1864 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
1865 not falsely claim to have propagated into all uses.
1867 2009-05-19 Ben Elliston <bje@au.ibm.com>
1869 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
1872 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1874 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
1875 * config/sh/sh.c (sh_legitimate_address_p): Make static.
1876 (TARGET_LEGITIMATE_ADDRESS_P): New.
1877 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1878 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
1880 2009-05-18 Dodji Seketeli <dodji@redhat.com>
1883 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
1884 child of the containing namespace's DIE.
1886 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
1888 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
1889 *zero_extendhi_truncqi): Move after the zero_extend patterns.
1890 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
1893 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
1896 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
1897 gen_align with gen_pad.
1898 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
1899 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
1901 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
1902 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
1904 * config/i386/i386.md (align): Renamed to ...
1905 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
1906 ASM_OUTPUT_MAX_SKIP_PAD.
1908 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
1910 * config.gcc: Fix variable syntax.
1913 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
1914 before calling exact_log2.
1915 (output_iorsi3): Likewise.
1916 (output_xorsi3): Likewise.
1918 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1920 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
1921 for the none zero constant operand except for EQ and NE
1922 comprisons even when the first operand is R0.
1924 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
1926 * config/s390/2064.md: Remove trailing whitespaces.
1927 * config/s390/2084.md: Likewise.
1928 * config/s390/constraints.md: Likewise.
1929 * config/s390/fixdfdi.h: Likewise.
1930 * config/s390/libgcc-glibc.ver: Likewise.
1931 * config/s390/s390-modes.def: Likewise.
1932 * config/s390/s390-protos.h: Likewise.
1933 * config/s390/s390.c: Likewise.
1934 * config/s390/s390.h: Likewise.
1935 * config/s390/s390.md: Likewise.
1936 * config/s390/tpf-unwind.h: Likewise.
1938 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1940 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
1942 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1945 * configure.ac (m68k-*-*): Check if binutils support TLS.
1946 * configure: Regenerate.
1947 * config/m68k/predicates.md (symbolic_operand): Extend comment.
1948 * config/m68k/constraints.md (Cu): New constraint.
1949 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
1950 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
1951 (movsi): Handle TLS symbols.
1952 (addsi3_5200): Handle XTLS symbols, indent.
1953 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
1954 (m68k_tls_reference_p): Declare.
1955 (m68k_legitimize_address): Declare.
1956 (m68k_unwrap_symbol): Declare.
1957 * config/m68k/m68k.opt (mxtls): New option.
1958 * config/m68k/m68k.c (ggc.h): Include.
1959 (m68k_output_dwarf_dtprel): Implement hook.
1960 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1961 (m68k_expand_prologue): Load GOT pointer when function needs it.
1962 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
1963 (m68k_legitimate_constant_address_p): Same.
1964 (m68k_decompose_address): Handle TLS references.
1965 (m68k_get_gp): New static function.
1966 (enum m68k_reloc): New contants.
1967 (TLS_RELOC_P): New macro.
1968 (m68k_wrap_symbol): New static function.
1969 (m68k_unwrap_symbol): New function.
1970 (m68k_final_prescan_insn_1): New static function.
1971 (m68k_final_prescan_insn): New function.
1972 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
1974 (legitimize_pic_address): Handle TLS references..
1975 (m68k_tls_get_addr, m68k_get_tls_get_addr)
1976 (m68k_libcall_value_in_a0_p)
1977 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
1978 (m68k_call_m68k_read_tp): Helper variables and functions for ...
1979 (m68k_legitimize_tls_address): Handle TLS references.
1980 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
1982 (m68k_legitimize_address): Handle TLS symbols.
1983 (m68k_get_reloc_decoration): New static function.
1984 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
1986 (m68k_output_dwarf_dtprel): Implement hook.
1987 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
1988 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
1989 m68k_call_* routines.
1990 (sched_attr_op_type): Handle TLS symbols.
1991 (gt-m68k.h): Include.
1992 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
1993 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
1995 2009-05-18 Martin Jambor <mjambor@suse.cz>
1997 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
1998 (visit_store_addr_for_mod_analysis): New function.
1999 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
2000 (determine_cst_member_ptr): Use gimple_assign_single_p.
2001 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
2002 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
2003 operands. Don't check number of operands of a NOP_EXPR.
2005 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
2007 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
2009 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
2012 * c-common.c (warn_logical_operator): Don't warn if one of
2013 expression isn't always true or false.
2015 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
2017 * config/i386/biarch32.h: New file.
2018 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
2020 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
2022 * config/mips/mips.md (*zero_extend<mode>_trunchi,
2023 *zero_extend<mode>_truncqi): Merge these into ...
2024 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
2025 Name the pattern following this as *zero_extendhi_truncqi.
2027 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
2030 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
2031 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
2032 (output_info): Make field HOST_WIDEST_INT.
2033 (print_statistics): Use HOST_WIDEST_INT_PRINT.
2034 (dump_bitmat_statistics): Same.
2036 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
2038 * config.gcc (use_gcc_stdint): Set to wrap.
2039 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
2040 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
2041 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2042 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2043 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2044 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2045 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2046 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2048 2009-05-16 Joseph Myers <joseph@codesourcery.com>
2050 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
2052 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
2053 Move definitions earlier.
2054 (OPT_ARCH64, OPT_ARCH32): Define.
2055 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
2058 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
2061 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
2064 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
2066 * arm.md (movdi2): Copy non-reg values to DImode registers.
2068 2009-05-16 Jakub Jelinek <jakub@redhat.com>
2071 * final.c (label_to_max_skip): New function.
2072 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
2073 CODE_LABEL_NUMBER <= max_labelno.
2074 * output.h (label_to_max_skip): New prototype.
2075 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
2076 (ix86_avoid_jump_mispredicts): ... this. Don't define if
2077 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
2078 Handle CODE_LABELs with >= 16 byte alignment or with
2079 max_skip == (1 << align) - 1.
2080 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
2081 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
2084 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
2085 .p2align 3 if MAX_SKIP is smaller than 7.
2086 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2088 2009-05-15 Ian Lance Taylor <iant@google.com>
2090 * alias.c (struct alias_set_entry_d): Rename from struct
2091 alias_set_entry. Change all uses.
2092 * except.c (struct call_site_record_d): Rename from struct
2093 call_site_record. Change all uses.
2094 * except.h (struct eh_region_d): Rename from struct eh_region.
2096 * gcse.c (struct hash_table_d): Rename from struct hash_table.
2098 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
2099 ivtype_map_elt. Change all uses.
2100 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
2102 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
2103 * graphite.h (struct name_tree_d): Rename from struct name_tree.
2105 (struct sese_d): Rename from struct sese. Change all uses.
2106 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
2107 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
2108 * optabs.h (struct optab_d): Rename from struct optab. Change all
2110 (struct convert_optab_d): Rename from struct convert_optab.
2112 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
2113 ipa_opt_pass. Change all uses.
2114 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
2117 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
2118 defined as a typedef.
2119 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
2122 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2125 * fold-const.c (make_range,build_range_check,merge_ranges): Move
2127 (merge_ranges): Returns bool.
2128 * tree.h (make_range): .. to here.
2129 (build_range_check): Likewise.
2130 (merge_ranges): Likewise. Renamed from merge_ranges.
2131 * c-typeck.c (parser_build_binary_op): Update calls to
2132 warn_logical_operator.
2133 * c-common.c (warn_logical_operator): Add new warning.
2134 * c-common.h (warn_logical_operator): Update declaration.
2136 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2138 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
2140 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2142 * doc/install.texi: Document MPC requirements, flags etc.
2144 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
2145 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
2146 Evaluate constant arguments.
2147 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
2148 (fold_builtin_1): Likewise, also evaluate constant arguments.
2149 Remove superfluous break.
2150 (do_mpc_ckconv): New.
2151 * real.h: Include mpc.h.
2152 * toplev.c (print_version): Output MPC version info if available.
2154 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
2156 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
2158 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
2160 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
2163 2009-05-15 Jan Hubicka <jh@suse.cz>
2165 * doc/invoke.texi (max-early-inliner-iterations): New flag.
2166 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
2167 (try_inline): Fix return value.
2168 (cgraph_decide_inlining_incrementally): Honor new value.
2169 (cgraph_early_inlining): Handle indirect inlining.
2170 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
2172 2009-05-15 Jan Hubicka <jh@suse.cz>
2174 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
2175 * cgraphunit.c (cgraph_finalize_function): Set it.
2176 (cgraph_expand_function): Use it.
2178 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
2180 * real.c (encode_ieee_half): Define.
2181 (decode_ieee_half): Define.
2182 (ieee_half_format): Define.
2183 (arm_half_format): Define.
2184 * real.h (ieee_half_format): Declare.
2185 (arm_half_format): Declare.
2187 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
2189 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
2190 swapped, and reversed optabs exist before trying to use them.
2192 2009-05-15 Paul Brook <paul@codesourcery.com>
2193 Sandra Loosemore <sandra@codesourcery.com>
2195 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
2196 loads. Allow PRE_DEC.
2197 (output_move_neon): Handle PRE_DEC.
2198 (arm_print_operand): Add 'A' for neon structure loads.
2199 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
2200 * config/arm/neon.md (neon_mov): Update comment.
2201 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
2203 (Um): New constraint.
2205 2009-05-15 Jan Hubicka <jh@suse.cz>
2207 Revert the following patch until testsuite fallout is fixed:
2208 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
2209 * cgraph.h (struct inline_summary): New filed self_wize,
2210 size_inlining_benefit, self_time and time_inlining_benefit.
2211 (struct cgraph_global_info): Replace insns by time ans size fields.
2212 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
2213 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
2214 (ipcp_update_callgraph): Do not touch function bodies.
2215 * ipa-inline.c: Include except.h
2216 (MAX_TIME): New constant.
2217 (overall_insns): Remove
2218 (overall_size, max_benefit): New static variables.
2219 (cgraph_estimate_time_after_inlining): New function.
2220 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
2221 (cgraph_clone_inlined_nodes): Update size.
2222 (cgraph_mark_inline_edge): Update size.
2223 (cgraph_estimate_growth): Use size info.
2224 (cgraph_check_inline_limits): Check size.
2225 (cgraph_default_inline_p): Likewise.
2226 (cgraph_edge_badness): Compute badness based on benefit and size cost.
2227 (cgraph_decide_recursive_inlining): Check size.
2228 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
2230 (cgraph_decide_inlining): Likewise.
2231 (cgraph_decide_inlining_incrementally): Likewise; honor
2232 PARAM_EARLY_INLINING_INSNS.
2233 (likely_eliminated_by_inlining_p): New predicate.
2234 (estimate_function_body_sizes): New function.
2235 (compute_inline_parameters): Use it.
2236 * except.c (must_not_throw_labels): New function.
2237 * except.h (must_not_throw_labels): Declare.
2238 * tree-inline.c (init_inline_once): Kill inlining_weigths
2239 * tree-ssa-structalias.c: Avoid uninitialized warning.
2240 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
2241 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
2242 (PARAM_INLINE_CALL_COST): Remove.
2243 (PARAM_EARLY_INLINING_INSNS): New.
2245 2009-05-15 Richard Guenther <rguenther@suse.de>
2247 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
2248 not TODO_update_ssa.
2250 2009-05-15 Richard Guenther <rguenther@suse.de>
2252 PR tree-optimization/39999
2253 * gimple.h (gimple_expr_type): Use the expression type looking
2254 through useless conversions.
2255 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
2256 (vn_nary_op_insert_stmt): Likewise.
2257 (simplify_binary_expression): Likewise.
2259 2009-05-15 Richard Guenther <rguenther@suse.de>
2261 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
2262 New options, enabled by default.
2263 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
2265 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
2266 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
2267 * tree-ssa-structalias.c (gate_tree_pta): New function.
2268 (pass_build_alias): Use it.
2270 2009-05-15 Joseph Myers <joseph@codesourcery.com>
2272 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
2273 recurse on an invariant address if a conversion from a pointer
2274 type to a wider integer type is involved.
2276 2009-05-15 Jan Hubicka <jh@suse.cz>
2278 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
2279 * cgraph.h (struct inline_summary): New filed self_wize,
2280 size_inlining_benefit, self_time and time_inlining_benefit.
2281 (struct cgraph_global_info): Replace insns by time ans size fields.
2282 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
2283 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
2284 (ipcp_update_callgraph): Do not touch function bodies.
2285 * ipa-inline.c: Include except.h
2286 (MAX_TIME): New constant.
2287 (overall_insns): Remove
2288 (overall_size, max_benefit): New static variables.
2289 (cgraph_estimate_time_after_inlining): New function.
2290 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
2291 (cgraph_clone_inlined_nodes): Update size.
2292 (cgraph_mark_inline_edge): Update size.
2293 (cgraph_estimate_growth): Use size info.
2294 (cgraph_check_inline_limits): Check size.
2295 (cgraph_default_inline_p): Likewise.
2296 (cgraph_edge_badness): Compute badness based on benefit and size cost.
2297 (cgraph_decide_recursive_inlining): Check size.
2298 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
2300 (cgraph_decide_inlining): Likewise.
2301 (cgraph_decide_inlining_incrementally): Likewise; honor
2302 PARAM_EARLY_INLINING_INSNS.
2303 (likely_eliminated_by_inlining_p): New predicate.
2304 (estimate_function_body_sizes): New function.
2305 (compute_inline_parameters): Use it.
2306 * except.c (must_not_throw_labels): New function.
2307 * except.h (must_not_throw_labels): Declare.
2308 * tree-inline.c (init_inline_once): Kill inlining_weigths
2309 * tree-ssa-structalias.c: Avoid uninitialized warning.
2310 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
2311 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
2312 (PARAM_INLINE_CALL_COST): Remove.
2313 (PARAM_EARLY_INLINING_INSNS): New.
2314 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
2315 (inline-call-cost): Remove.
2316 (early-inlining-insns): New.
2318 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
2320 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
2322 (print_int_cst_bounds_in_octal_p): Likewise.
2323 (dbxout_type): Adjust calls to above functions. Be prepared to deal
2325 * dwarf2out.c (base_type_die): Likewise.
2326 (is_subrange_type): Delete.
2327 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
2328 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
2329 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it if
2330 the destination type is boolean.
2331 (build_range_check): Do not special-case subtypes.
2332 (fold_sign_changed_comparison): Likewise.
2333 (fold_unary): Likewise.
2334 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
2335 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
2336 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
2337 * tree.c (subrange_type_for_debug_p): New predicate based on the former
2339 * tree.h (subrange_type_for_debug_p): Declare.
2340 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
2341 (convert_affine_scev): Remove call to above function.
2342 (chrec_convert_aggressive): Likewise.
2343 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
2344 false for conversions involving subtypes.
2345 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
2346 (vrp_val_min): Likewise.
2347 (needs_overflow_infinity): Likewise.
2348 (extract_range_from_unary_expr): Likewise.
2350 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
2352 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
2353 * config/frv/frv.c: Likewise.
2354 * config/s390/s390.c: Likewise.
2355 * config/sparc/sparc.h: Likewise.
2356 * config/i386/i386.h: Likewise.
2357 * config/i386/i386.c: Likewise.
2358 * config/crx/crx.c: Likewise.
2359 * config/m68hc11/m68hc11.h: Likewise.
2360 * config/iq2000/iq2000.c: Likewise.
2361 * config/mn10300/mn10300.h: Likewise.
2362 * config/mn10300/mn10300.c: Likewise.
2363 * config/m68k/m68k.c: Likewise.
2364 * config/rs6000/rs6000.c: Likewise.
2365 * config/rs6000/xcoff.h: Likewise.
2366 * config/rs6000/linux64.h: Likewise.
2367 * config/rs6000/sysv4.h: Likewise.
2368 * config/score/score3.c: Likewise.
2369 * config/score/score7.c: Likewise.
2370 * config/score/score.c: Likewise.
2371 * config/arm/arm.md: Likewise.
2372 * config/mips/mips.c: Likewise.
2373 * config/mips/mips.md: Likewise.
2374 * config/bfin/bfin.h: Likewise.
2375 * config/pa/pa.c: Likewise.
2376 * config/pa/constraints.md: Likewise.
2378 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
2379 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
2380 * config/pdp11/pdp11.h: Use memory_address_p instead.
2382 2009-05-14 Ian Lance Taylor <iant@google.com>
2384 * passes.c (finish_optimization_passes): Change i to int.
2385 * plugin.c (plugins_active_p): Change event to int.
2386 (dump_active_plugins): Likewise.
2387 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
2389 * tree.c (tree_range_check_failed): Change c to unsigned int.
2390 (omp_clause_range_check_failed): Likewise.
2391 (build_common_builtin_nodes): Change mode to int. Add cast.
2392 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
2393 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
2395 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
2396 ++ or -- with a variable of enum type.
2398 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
2401 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
2403 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
2405 * store-motion.c: Do not include params.h
2406 * Makefile.in: Fix dependencies for various files.
2408 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
2410 * auto-inc-dec.c: Fix pass description, remove apparent
2411 accidental duplication.
2413 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
2416 * ipa-utils.h (memory_identifier_string): Moved to ...
2417 * tree.h (memory_identifier_string): Here. Add GTY(()).
2419 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
2421 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
2422 in the former documentation of...
2423 (GO_IF_LEGITIMATE_ADDRESS): ... this.
2424 * ira-conflicts.c (get_dup_num): Use address_operand.
2425 * targhooks.c (default_legitimate_address_p): New.
2426 * targhooks.h (default_legitimate_address_p): New.
2427 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
2429 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
2430 * target.h (struct target): Add legitimate_address_p.
2431 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
2432 (TARGET_INITIALIZER): Include it.
2434 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2435 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
2436 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
2437 (TARGET_LEGITIMATE_ADDRESS_P): New.
2439 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2440 (REG_OK_STRICT_P): Delete.
2441 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
2442 (frv_legitimate_address_p_1): ... this.
2443 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
2444 (frv_legitimate_address_p_1): ... the renamed old
2445 frv_legitimate_address_p.
2446 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
2447 (TARGET_LEGITIMATE_ADDRESS_P): New.
2449 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2450 * config/s390/s390-protos.h (legitimate_address_p): Remove.
2451 * config/s390/s390.c (legitimate_address_p): Rename to...
2452 (s390_legitimate_address_p): ... this, make static.
2453 (legitimize_address): Adjust call.
2454 (TARGET_LEGITIMATE_ADDRESS_P): New.
2455 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
2457 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2458 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
2459 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
2460 (TARGET_LEGITIMATE_ADDRESS_P): New.
2462 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2463 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
2464 * config/spu/spu.c (spu_legitimate_address): Rename to...
2465 (spu_legitimate_address_p): ... this, make static.
2466 (TARGET_LEGITIMATE_ADDRESS_P): New.
2468 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2469 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
2470 * config/sparc/sparc.c (legitimate_address_p): Rename to...
2471 (sparc_legitimate_address_p): ... this, make static and return bool.
2472 (legitimize_address): Adjust call.
2473 (TARGET_LEGITIMATE_ADDRESS_P): New.
2475 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2476 * config/i386/i386-protos.h (legitimate_address_p): Remove.
2477 * config/i386/i386.c (legitimate_address_p): Rename to...
2478 (ix86_legitimate_address_p): ... this, make static.
2479 (constant_address_p): Move after it, adjust call.
2480 (TARGET_LEGITIMATE_ADDRESS_P): New.
2482 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2483 * config/avr/avr-protos.h (legitimate_address_p): Remove.
2484 * config/avr/avr.c (legitimate_address_p): Rename to...
2485 (avr_legitimate_address_p): ... this, make static.
2486 (legitimize_address): Adjust call.
2487 (TARGET_LEGITIMATE_ADDRESS_P): New.
2489 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2490 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
2491 * config/crx/crx.c (crx_legitimate_address_p): Make static.
2492 (TARGET_LEGITIMATE_ADDRESS_P): New.
2494 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2495 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
2496 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
2497 (TARGET_LEGITIMATE_ADDRESS_P): New.
2499 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2500 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
2502 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
2504 (TARGET_LEGITIMATE_ADDRESS_P): New.
2506 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2507 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
2509 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
2511 (m68hc11_legitimate_address_p): ... this, make static.
2512 (go_if_legitimate_address_internal): Rename to...
2513 (m68hc11_legitimate_address_p_1): ... this.
2514 (legitimize_address): Adjust call.
2515 (TARGET_LEGITIMATE_ADDRESS_P): New.
2517 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2518 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
2519 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
2520 (TARGET_LEGITIMATE_ADDRESS_P): New.
2522 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2523 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
2524 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
2525 (mn10300_legitimate_address_p): ... this, make static.
2526 (TARGET_LEGITIMATE_ADDRESS_P): New.
2528 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2529 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
2530 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
2531 (TARGET_LEGITIMATE_ADDRESS_P): New.
2533 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2534 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
2535 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
2536 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2537 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
2538 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
2539 (rs6000_legitimate_address_p): ... this, make static.
2540 (TARGET_LEGITIMATE_ADDRESS_P): New.
2541 (REG_MODE_OK_FOR_BASE_P): Delete.
2542 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
2544 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2545 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
2547 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
2548 static, adjust types.
2549 (TARGET_LEGITIMATE_ADDRESS_P): New.
2551 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2552 * config/score/score.c (score_address_p): Rename to...
2553 (score_legitimate_address_p): ... this.
2554 (TARGET_LEGITIMATE_ADDRESS_P): New.
2555 * config/score/score3.c (score3_address_p): Rename to...
2556 (score3_legitimate_address_p): ... this.
2557 * config/score/score7.c (score7_address_p): Rename to...
2558 (score7_legitimate_address_p): ... this.
2560 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
2561 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
2562 GO_IF_LEGITIMATE_ADDRESS): Delete.
2563 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
2564 thumb2_legitimate_address_p): Delete.
2565 (arm_legitimate_address_p): Rename to...
2566 (arm_legitimate_address_outer_p): ... this.
2567 * config/arm/constraints.md ("Uq"): Adjust call.
2568 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
2569 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one to...
2570 (arm_legitimate_address_outer_p): ... this.
2571 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make static.
2572 (TARGET_LEGITIMATE_ADDRESS_P): New.
2574 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2575 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
2576 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
2577 (TARGET_LEGITIMATE_ADDRESS_P): New.
2579 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2580 * config/vax/vax-protos.h (legitimate_address_p): Remove.
2581 * config/vax/vax.c (legitimate_address_p): Rename to...
2582 (vax_legitimate_address_p): ... this, make static.
2583 (TARGET_LEGITIMATE_ADDRESS_P): New.
2585 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2586 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
2587 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
2588 (TARGET_LEGITIMATE_ADDRESS_P): New.
2590 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2591 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
2592 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
2593 (mmix_legitimate_address_p): ... this, make static.
2594 (TARGET_LEGITIMATE_ADDRESS_P): New.
2596 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2597 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
2598 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
2599 (TARGET_LEGITIMATE_ADDRESS_P): New.
2601 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
2603 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
2604 of MODE_COMPLEX_INT.
2606 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2608 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
2609 LCT_NORMAL in function call.
2610 * mips-tdump.c (print_file_desc): Add cast to enum type.
2611 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
2612 (mark_stabs): Add casts to enum types.
2613 (parse_stabs_common): Add casts to enum types.
2615 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
2617 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
2618 Check for invalid values of LETTER.
2620 2009-05-13 Taras Glek <tglek@mozilla.com>
2622 * attribs.c (register_attribute): moved out attribute registration into
2624 * doc/plugins.texi: Documented register_attribute and PLUGIN_ATTRIBUTES.
2625 * gcc-plugin.h: Added forward decl for register_attribute.
2626 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
2627 * plugin.c (register_callback, invoke_plugin_callbacks): Added
2628 PLUGIN_ATTRIBUTES boilerplate.
2630 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
2632 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
2633 values even in sentinel and empty entries.
2634 (ms_printf_flag_specs): Likewise.
2635 (ms_scanf_flag_specs): Likewise.
2636 (ms_strftime_flag_specs): Likewise.
2637 (ms_print_char_table): Likewise.
2638 (ms_scan_char_table): Likewise.
2639 (ms_time_char_table): Likewise.
2641 2009-05-13 Doug Kwan <dougkwan@google.com>
2643 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
2645 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
2647 * config/mips/mips.md (store): Add attributes for QI and HI.
2649 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
2650 (truncdi<mode>2): ... this new pattern.
2652 2009-05-13 Brad Hards <bradh@kde.org>
2654 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
2656 2009-05-14 Jakub Jelinek <jakub@redhat.com>
2657 Ben Elliston <bje@au.ibm.com>
2660 * dse.c (check_mem_read_rtx): Guard against width == -1.
2662 2009-05-13 Michael Matz <matz@suse.de>
2665 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
2666 (trivially_conflicts_p): New function.
2667 (insert_backedge_copies): Use it.
2669 2009-05-13 Janis Johnson <janis187@us.ibm.com>
2671 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
2672 (handle_stdc_pragma): Use new enum constant names.
2673 (handle_pragma_float_const_decimal64): Ditto.
2675 2009-05-13 Ian Lance Taylor <iant@google.com>
2677 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
2680 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
2682 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
2683 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
2685 * config/m68k/m68k.h (FL_UCLINUX): Define.
2687 2009-05-13 Jan Hubicka <jh@suse.cz>
2689 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
2691 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2693 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
2694 unless -fschedule-insns is specified.
2696 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2699 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
2700 TARGET_EXPAND_CBRANCHDI4.
2701 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
2702 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
2703 (cmpeqdi): Fix comment.
2705 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2707 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
2708 (sh_legitimate_address_p): Likewise.
2709 * config/sh/sh.c (sh_legitimate_index_p): New.
2710 (sh_legitimate_address_p): Likewise.
2711 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
2712 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
2713 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
2714 (MAYBE_BASE_REGISTER_RTX_P): New macro.
2715 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
2716 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
2717 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
2718 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
2719 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
2721 2009-05-12 Jan Hubicka <jh@suse.cz>
2723 * tree-inline.c (estimate_operator_cost): Add operands;
2724 when division happens by constant, it is cheap.
2725 (estimate_num_insns): Loads and stores are not having cost of 0;
2726 EH magic stuff is cheap; when computing runtime cost of switch,
2727 use log2 base of amount of its cases; builtin_expect has cost of 0;
2728 compute cost for moving return value of call.
2729 (init_inline_once): Initialize time_based flags.
2730 * tree-inline.h (eni_weights_d): Add time_based flag.
2732 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
2734 * df-core.c: Update head documentation.
2736 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2739 * rs6000.c (rs6000_generate_compare): Use op1b instead of
2740 shadowing exisiting variable op1.
2742 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
2745 * config/i386/driver-i386.c (processor_signatures): New enum.
2746 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
2747 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
2748 processor signature to detect geode processor.
2750 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
2754 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
2756 * optabs.c (prepare_cmp_insn): Temporarily disable test that
2757 causes spurious differences between trunk and cond-optab branch.
2759 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
2761 * dojump.c (compare_from_rtx): Delete.
2762 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
2763 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
2764 if the comparison does not satisfy the predicate; test predicates for
2765 operands 2 and 3 of a cstore pattern. Don't try cstore optab
2766 further if one existing pattern fails.
2767 * expr.h (compare_from_rtx): Delete.
2768 (prepare_operand): Declare it.
2769 * optabs.c: Change "lib call" to "libcall" throughout.
2770 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
2771 HAVE_conditional_trap, emit_cmp_insn): Delete.
2772 (can_compare_p): Delete cmp_optab case.
2773 (prepare_float_lib_cmp): Return an rtx and a machine mode.
2774 Accept other parameters by value.
2775 (prepare_operand): Make non-static.
2776 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
2777 other parameters by value. Try to widen operands here based on
2778 an optab_methods argument and looking at cbranch_optab.
2779 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
2780 loop. Use cbranch_optab directly.
2781 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
2782 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
2784 (emit_conditional_move, emit_conditional_add): Inline what's needed
2785 of compare_from_rtx, using new prepare_cmp_insn for the rest.
2786 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
2787 with COMPARE. Move cmov_optab and cstore_optab above
2788 with cbranch_optab, move cmp_optab down with ucmp_optab,
2789 remove tst_otpab. Do not initialize trap_rtx.
2790 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
2791 for trap code. Do not check HAVE_conditional_trap. Use
2792 prepare_cmp_insn. Accept no predicate for operand 3.
2793 * optabs.h (OTI_cmp): Mark as used only for libcalls.
2794 (OTI_ctrap, ctrap_optab): New.
2795 (tst_optab): Delete.
2796 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
2797 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
2798 with lookup of ctrap_optab.
2799 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn,
2800 setcc_gen_code): Delete.
2803 * combine.c (combine_simplify_rtx, simplify_set): Do not
2804 special case comparing against zero for cc0 machines.
2805 * simplify-rtx.c (simplify_binary_operation_1): Never remove
2806 COMPARE on cc0 machines.
2807 (simplify_relational_operation): Return a new expression when
2808 a COMPARE could be removed.
2809 * final.c (final_scan_insn): Compare cc_status values
2810 against LHS of a (compare FOO (const_int 0)) cc0 source.
2811 Also check if cc_status.value is the full compare.
2813 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
2814 (cstoreMM4): Document.
2815 (conditional_trap): Document ctrapMM4 instead.
2816 (sync_compare_and_swapMM): Refer to cbranchcc4.
2817 (Dependent Patterns): Eliminate obsolete information referring to
2818 the old jump optimization phase.
2819 (Canonicalization): Include cbranchcc4 case, omit canonicalization
2820 of compares with 0 on cc0 machines.
2821 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
2822 avoiding references to cc0. Remove text about storing operands
2824 * doc/tm.texi (Condition Codes): Include blurb on different
2825 condition code representations, separate into subsections for
2826 CC0, MODE_CC and conditional execution.
2828 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
2829 alpha_emit_setcc): Accept operands and a machine mode.
2830 * config/alpha/alpha.c (alpha_emit_conditional_branch):
2831 Get code/op0/op1 from operands, use machine mode argument
2832 instead of alpha_compare.fp_p. Emit the branch here.
2833 (alpha_emit_setcc): Likewise, and return boolean.
2834 (alpha_emit_conditional_move): Likewise. Assert that
2835 cmp_op_mode == cmp_mode, and simplify accordingly.
2836 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
2837 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
2838 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
2840 (stack probe test): Use cbranchdi4.
2841 * config/alpha/predicates.md (alpha_cbranch_operator): New.
2843 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
2844 * config/arc/arc.h (movsicc, movsfcc): Use it.
2845 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
2846 (cbranchsi4, cstoresi4): New.
2847 (cmpsi, bCC and sCC expanders): Remove.
2849 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
2850 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
2851 * config/arm/predicates.md (arm_comparison_operator): Only include
2852 floating-point operators if there is a hardware floating-point unit.
2853 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
2854 deferring to cbranch_cc and cstore_cc respectively.
2855 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
2856 cbranch_cc, cstore_cc): New.
2857 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
2859 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
2861 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
2862 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
2864 (adjust_insn_length): Adjust calls.
2865 (avr_reorg): Handle (compare (foo) (const_int 0)).
2866 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
2867 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
2868 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
2869 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
2871 (cbranchqi4, cbranchhi4, cbranchsi4): New.
2872 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
2874 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
2875 (cbranchsi4, cstorebi4, cstoresi4): New.
2876 (movbisi): This insn is duplicate, split it to zero_extend.
2877 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
2878 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
2879 (bfin_optimize_loop): Use cbranch expander.
2880 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
2881 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
2882 (bfin_bimode_comparison_operator): ... this.
2883 (bfin_direct_comparison_operator): New.
2885 * config/cris/cris.c (cris_normal_notice_update_cc): Look
2886 inside (compare FOO (const_int 0)).
2887 (cris_rtx_costs): Handle ZERO_EXTRACT.
2888 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
2889 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
2890 (*tstdi_v32): Delete.
2891 (*cmpdi_non_v32): Add M alternative for operand 1.
2892 (cmpsi, cmp<mode>): Make private.
2893 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
2895 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
2897 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
2898 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
2899 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
2900 (cc_reg_operand): New.
2902 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
2903 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
2904 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
2905 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
2906 crx_expand_scond): Delete.
2908 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
2910 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
2911 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
2913 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
2914 cstoresi4, cstoresf4, cstoredf4): New.
2915 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
2916 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
2917 Receive the entire operands array.
2918 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
2919 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
2920 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
2921 Get test/op0/op1 from the operands array.
2922 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
2924 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
2925 (h8300_expand_store): New.
2926 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
2928 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
2929 (h8300_expand_store): New.
2930 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
2931 or do not try to produce (set (cc0) REG).
2932 (peepholes): Wrap arguments with COMPARE. Add a peephole to
2933 change a compare into a move to a scratch register. Disable some
2934 peepholes when comparing with zero.
2935 (tstsi, tsthi, tstsi, cmpqi): Make private.
2938 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
2941 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
2942 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
2943 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
2944 (ix86_emit_i387_log1p): Use cbranchxf2.
2945 (ix86_expand_setcc): Return void.
2946 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
2947 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
2948 cmp<MODEF>, cmpcc): Remove.
2949 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
2950 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
2951 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
2952 (sCC and bCC expanders): Remove.
2953 (stack_protect_test): Use cbranchcc4.
2955 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
2957 (ia64_expand_compare): Accept three rtx by reference and return void.
2958 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
2959 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
2960 from *expr. Update *expr with the BImode comparison to do.
2961 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
2962 cmptf, bCC, sCC, conditional_trap): Delete.
2963 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
2964 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
2965 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
2966 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
2967 * config/ia64/predicates.md (ia64_cbranch_operator): New.
2969 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
2970 type of last argument.
2971 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
2972 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
2973 use machine mode argument instead of branch_type. Remove dead
2974 code for floating-point comparisons.
2975 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
2976 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
2978 (cbranchsi4, cstoresi4): New.
2979 * config/iq2000/predicates.md (reg_or_const_operand): New.
2981 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
2982 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
2983 (b<code>_op): Rewrite to...
2984 (bcc_op): ... this, using match_operator.
2985 (s<code>_op): Rewrite to...
2986 (scc_op): ... this, using match_operator.
2987 (s<code>_24_op): Rewrite to...
2988 (scc_op_24): ... this, using match_operator.
2989 (s<code>_<mode>): Rewrite to...
2990 (cstore<mode>4): ... this, using match_operator.
2991 (s<code>_<mode>_24): Rewrite to...
2992 (cstore<mode>4_24): ... this, using match_operator.
2993 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
2994 m32c_unpend_compare, m32c_expand_scc): Delete.
2995 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
2996 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
2997 (m32c_expand_movcc): Change NE to EQ if necessary.
2998 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
3000 * config/m32r/m32r-protos.h (gen_cond_store): New.
3001 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
3002 (gen_cond_store): New, from sCC patterns.
3003 (m32r_expand_block_move): Use cbranchsi4.
3004 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
3005 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
3006 (cbranchsi4, cstoresi4): New.
3008 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
3010 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
3011 (m68hc11_notice_update_cc): Look into a compare with 0.
3012 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
3014 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
3015 cmphi, cmpqi, bCC): Delete.
3016 (cbranchsi4, cbranchhi4, cbranchqi4): New.
3017 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
3018 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
3021 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
3022 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
3023 * config/m68k/constraints.md (H): New.
3024 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
3025 the define_insn below.
3026 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
3027 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
3028 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
3029 patterns): Wrap RHS with COMPARE.
3030 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
3031 (*cmpdi_internal): Name this pattern.
3032 (cmpdi): Change to define_insn.
3033 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
3034 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
3035 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
3037 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
3038 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
3039 (conditional_trap): Change to...
3040 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
3041 (*conditional_trap): Use the ordered_comparison_operator and
3042 const1_operand predicates.
3043 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
3044 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
3045 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
3046 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
3048 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
3049 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
3050 (mcore_gen_compare): New.
3051 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
3052 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
3053 (mcore_gen_compare): ... this.
3054 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
3055 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
3056 (stack probe pattern): Use cbranchsi4.
3058 * config/mips/predicates.md (mips_cstore_operator): New.
3059 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
3060 * config/mips/mips.md (any_cond): Delete.
3061 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
3063 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
3064 fixuns_truncsfdi2): Use cbranch patterns.
3065 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
3066 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
3067 Adjust call to mips_expand_conditional_branch.
3068 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
3070 * config/mips/mips-protos.h (mips_expand_conditional_branch,
3071 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
3072 * config/mips/mips.c (cmp_operands): Delete.
3073 (mips_emit_compare): Get comparison operands from *op0/*op1.
3074 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
3075 that it succeeds. Use op0/op1 instead of cmp_operands.
3076 (mips_expand_conditional_branch, mips_expand_conditional_move,
3077 mips_expand_conditional_trap): Likewise.
3078 (mips_block_move_loop): Use cbranch patterns.
3079 * config/mips/mips.h (cmp_operands): Delete.
3081 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
3082 (mmix_gen_compare_reg): Just return a register in the right CC mode.
3083 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
3084 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
3085 (*cmpcc_folded): Rename to...
3086 (*cmpdi_folded): this.
3087 (*cmpcc): Rename to...
3089 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
3092 (cbranchdf4): New. Handle invalid comparisons here.
3093 * config/mmix/predicates.md (float_comparison_operator): New.
3095 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
3096 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
3097 * config/mn10300/mn10300.md (tst): Delete.
3098 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
3099 Name these patterns and wrap RHS in a compare.
3100 (*cmpsi): Make this pattern private. Include tst.
3101 (*cmpsf): Make this pattern private.
3102 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
3103 (compare with zero peepholes): Likewise.
3105 (cbranchsi4, cbranchsf4): New.
3106 (casesi): Use cbranchsi4.
3108 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
3109 hppa_branch_type): Delete.
3110 (return_addr_rtx): Use cbranchsi4.
3111 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
3112 Emit CCFPmode comparison here.
3113 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
3114 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
3115 hppa_branch_type): Delete.
3116 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
3117 (movsicc, movdicc): Remove references to hppa_compare_op0,
3118 hppa_compare_op1 and compare_from_rtx.
3119 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
3120 (casesi): Use cbranchsi4.
3122 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
3123 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
3124 * config/pdp11/pdp11.md (register_or_const0_operand): New.
3125 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
3126 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
3128 (cbranchdf4, cbranchhi4, cbranchqi4): New.
3129 (*branch, *branch_inverted): New.
3131 * config/picochip/picochip.md (cbranchhi4): Use
3132 ordered_comparison_operator.
3133 (cmphi, bCC): Remove.
3135 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
3136 (trap_comparison_operator): Delete.
3137 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
3138 rs6000_emit_cbranch): Accept mode and operands.
3139 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
3140 rs6000_compare_fp_p): Delete.
3141 (rs6000_generate_compare): Accept mode and comparison. Extract code
3142 and op0/op1 from there. Replace references to rs6000_compare_op0
3143 and rs6000_compare_op1.
3144 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
3145 extract result from passed operands.
3146 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
3147 extract loc from passed operands.
3148 (rs6000_emit_cmove): Likewise.
3149 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
3150 rs6000_compare_fp_p): Delete.
3151 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
3152 (cbranch<GPR>4, cbranch<FP>4): New.
3153 (cstore<mode>4): New. Consolidate here all choices about when to use
3154 portable or specialized sCC sequences.
3155 (stack_protect_test): Use cbranchsi4.
3156 (conditional_trap): Replace with ctrap<GPR>4.
3157 (conditional trap insn): Replace trap_comparison_operator with
3158 ordered_comparison_operator.
3160 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
3161 (s390_emit_prologue): Use ctrap.
3162 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
3163 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
3164 New predicates replacing...
3165 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
3166 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
3167 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
3168 (add<mode>cc): Do not use s390_compare_op0/op1.
3169 (s<code>): Change to...
3170 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
3172 (cstorecc4): ... this. Handle EQ or NE equally.
3173 (*sne): Un-privatize for use in cstorecc4.
3174 (b<code>): Change to...
3175 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
3176 (conditional_trap): Replace with...
3177 (ctrap<GPR>4, ctrap<FP>4): ... these.
3178 (stack_protect): Use cbranchcc4.
3180 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
3181 * config/score/score-protos.h (score_gen_cmp): Delete.
3182 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
3183 (score_block_move-loop): Use cbranchsi4.
3184 * config/score/score.md (cbranchsi4): New.
3185 (cmpsi, bCC): Delete.
3186 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
3187 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
3188 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
3189 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
3190 * config/score/score3.h (score3_gen_cmp): Delete.
3191 * config/score/score7.h (score7_gen_cmp): Delete.
3193 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
3194 (sh_emit_scc_to_t): ... this. Return void.
3195 (from_compare): Rename to...
3196 (sh_emit_compare_and_branch): ... this.
3197 (sh_emit_compare_and_set): New.
3198 (sh_expand_t_scc): Accept operands.
3199 * config/sh/predicates.md (sh_float_comparison_operator): New.
3200 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
3201 (prepare_scc_operands): Rename to...
3202 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
3204 (sh_emit_cheap_store_flag): New.
3205 (sh_emit_set_t_insn): New.
3206 (from_compare): Rename to...
3207 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
3208 handling of TARGET_SH2E floating point to avoid recursive call.
3209 Generate branch here.
3210 (sh_emit_compare_and_set): New.
3211 (sh_expand_t_scc): Get op0/op1 from arguments.
3212 (sh_emit_cheap_store_flag): New.
3213 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
3215 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
3216 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
3217 (movsicc, movdicc): Do nothing when it recreated operands from
3218 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
3219 prepare_scc_operands (now sh_emit_scc_to_t).
3220 (udivdi3): Use cstoresi4.
3221 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
3222 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
3223 (cbranchint4_media, cbranchfp4_media): New.
3224 (casesi): Use cbranchdi4.
3225 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
3227 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
3228 (movnegt): Remove second operand.
3229 (cbranchsf4, cbranchdf4): New.
3230 (stack_protect): Use cbranchdi4/cbranchsi4.
3232 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
3233 (gen_compare_reg): Accept comparison, extract part of it to...
3234 (gen_compare_reg_1): ... this.
3235 (gen_compare_operator): Delete.
3236 (gen_v9_scc): Accept separate destination, comparison code and arms.
3237 Do not use sparc_compare_op0/sparc_compare_op1.
3238 (emit_scc_insn, emit_conditional_branch_insn): New.
3239 (emit_v9_brxx): Make static. Remove useless assertion.
3240 (sparc_emit_float_lib_cmp): Return RTL instead of calling
3242 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
3243 * config/sparc/sparc-protos.h (gen_compare_reg,
3244 sparc_emit_float_lib_cmp): Adjust prototype.
3245 (emit_scc_insn, emit_conditional_branch_insn): New.
3246 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
3247 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
3248 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
3249 iterators to the top.
3250 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
3251 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
3252 snedi_special_trunc): Delete.
3253 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
3254 and snedi_special_trunc.
3255 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
3256 cbranchdi4, cbranch<F:mode>4): New.
3257 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
3258 here. Use gen_compare_reg instead of gen_compare_operator.
3259 (conditional_trap): Replace with...
3260 (ctrapsi4, ctrapdi4): ... this.
3261 (stack_protect_test): Use cbranchcc4.
3263 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
3265 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
3266 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
3267 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
3268 from operands[0] or operands[3] depending on is_set.
3269 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
3270 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
3271 cmpdf, bCC), sCC: Remove.
3272 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
3273 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
3275 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
3276 spu_emit_branch_or_set.
3278 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
3280 * config/stormy16/stormy16.h (xstormy16_compare_op0,
3281 xstormy16_compare_op1): Delete.
3282 * config/stormy16/stormy16.c (xstormy16_compare_op0,
3283 xstormy16_compare_op1): Delete.
3284 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
3286 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
3287 (cmphi, cmpsi, bCC): Remove.
3289 * config/v850/v850.md (tstsi, cmpsi): Fold into...
3290 (*cmpsi): ... this one.
3291 (cbranchsi4, cstoresi4): New.
3292 (bCC expanders): Delete.
3293 (sCC insns): Fold into...
3294 (*setcc): ... this one.
3295 (casesi): Do not use gen_cmpsi and gen_bgtu.
3296 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
3297 (movsicc): Simplify.
3298 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
3300 * config/vax/vax-protos.h (cond_name): New.
3301 (vax_output_conditional_branch): Remove.
3302 * config/vax/vax.c (cond_name): New.
3303 (vax_output_conditional_branch): Remove.
3304 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
3305 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
3306 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
3307 (bit<VAXint>): Wrap source with (compare).
3308 (b<code> and following unnamed pattern): Rename to *branch and
3309 *branch_reversed. Change macroization to match_operator.
3310 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
3312 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
3313 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
3314 Change last argument to machine_mode.
3315 (xtensa_expand_scc): Add machine_mode argument.
3316 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
3317 (gen_conditional_move, xtensa_expand_conditional_branch,
3318 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
3319 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
3320 Adjust operand numbers.
3321 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
3323 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
3324 (cmpsi, cmpsf, b<code>, s<code>): Delete.
3325 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
3327 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
3329 * optabs.c (prepare_cmp_insn): Temporarily disable test that
3330 causes spurious differences between trunk and cond-optab branch.
3332 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
3335 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
3337 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
3339 * tree.c (iterative_hash_pointer): Delete.
3340 (iterative_hash_expr): Short-circuit handling of NULL pointer.
3341 Hash UIDs and versions of SSA names. Don't special-case built-in
3342 function declarations.
3344 2009-05-11 Ian Lance Taylor <iant@google.com>
3347 * graphite.c: Force -Wc++-compat to only be a warning before
3348 #including "cloog/cloog.h".
3350 2009-05-11 Martin Jambor <mjambor@suse.cz>
3352 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
3354 2009-05-11 Jan Hubicka <jh@suse.cz>
3356 * tree-ssa-loop-ivcanon.c: Include target.h
3357 (struct loop_size): new structure.
3358 (constant_after_peeling): New predicate.
3359 (tree_estimate_loop_size): New function.
3360 (estimated_unrolled_size): Rewrite for new estimates.
3361 (try_unroll_loop_completely): Use new estimates.
3362 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
3364 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3366 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
3367 libcpp interface change.
3368 (spu_macro_to_expand): Likewise.
3370 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
3372 PR tree-optimization/40026
3373 * gimplify.c (gimplify_init_constructor): Change initial conditional
3374 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
3375 optimize_compound_literals_in_ctor.
3377 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
3379 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
3381 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
3383 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
3385 * tree-vect-data-refs.c (vect_analyze_group_access): Use
3386 HOST_WIDE_INT for gap.
3388 2009-05-11 Ira Rosen <irar@il.ibm.com>
3390 PR tree-optimization/40074
3391 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
3392 account in group size and step comparison.
3394 2009-05-11 Richard Guenther <rguenther@suse.de>
3396 * passes.c (init_optimization_passes): Strip now incorrect comment.
3397 (execute_function_todo): Do not set PROP_alias.
3398 * tree-pass.h (PROP_alias): Remove.
3399 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
3400 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
3401 * tree-nrv.c (pass_return_slot): Likewise.
3402 * tree-object-size.c (pass_object_sizes): Likewise.
3403 * tree-ssa-dom.c (pass_dominator): Likewise.
3404 (pass_phi_only_cprop): Likewise.
3405 * tree-ssa-dse.c (pass_dse): Likewise.
3406 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
3407 (pass_cselim): Likewise.
3408 * tree-ssa-pre.c (pass_pre): Likewise.
3409 (pass_fre): Likewise.
3410 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
3411 * tree-ssa-sink.c (pass_sink_code): Likewise.
3412 * tree-stdarg.c (pass_stdarg): Likewise.
3413 * tree-tailcall.c (pass_tail_calls): Likewise.
3414 * tree-vrp.c (pass_vrp): Likewise.
3416 2009-05-10 Ian Lance Taylor <iant@google.com>
3418 * basic-block.h (enum profile_status): Break out of struct
3420 * cgraph.h (struct inline_summary): Break out of struct
3422 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
3423 of struct cgraph_order_sort.
3424 * combine.c (enum undo_kind): New enum, broken out of struct undo.
3425 * cse.c (struct branch_path): Break out of struct
3426 cse_basic_block_data.
3427 * except.h (enum eh_region_type): Break out of struct eh_region.
3428 * gcc.c (enum add_del): Break out of struct modify_target.
3429 * genrecog.c (enum decision_type): Break out of struct decision_test.
3430 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
3432 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
3433 * regmove.c (enum match_use): New enum, broken out of struct match.
3434 * sched-int.h (enum post_call_group): New enum, broken out of
3436 (struct deps_reg): Break out of struct deps.
3437 * target.h (struct asm_int_op): Break out of struct gcc_target.
3438 * tree-eh.c (struct goto_queue_node): Break out of struct
3440 * tree-inline.h (enum copy_body_cge_which): Break out of
3442 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
3444 * c-decl.c (in_struct, struct_types): New static variables.
3445 (pushtag): Add loc parameter. Change all callers.
3446 (lookup_tag): Add ploc parameter. Change all callers.
3447 (check_compound_literal_type): New function.
3448 (parser_xref_tag): Add loc parameter. Change all callers. If
3449 -Wc++-compat, warn about struct/union/enum types defined within a
3451 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
3452 and loc parameters. Change all callers. Change error calls to
3453 error_at, using loc. For a redefinition, if the location of the
3454 original definition is known, report it. Set in_struct and
3455 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
3456 (finish_struct): Add new parameters enclosing_in_struct and
3457 enclosing_struct_types. Change all callers. Set
3458 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
3459 in the struct. If in a struct, add this struct to struct_types.
3460 (start_enum): Add loc parameter. Change all callers. Use
3461 error_at for errors, using loc. For a redefinition, if the
3462 location of the original definition is known, report it. If in a
3463 struct, add this enum type to struct_types. If -Wc++-compat warn
3464 if in sizeof, typeof, or alignof.
3465 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
3466 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
3467 (c_parser_enum_specifier): Get enum location for start_enum.
3468 (c_parser_struct_or_union_specifier): Get struct location for
3469 start_struct. Save in_struct and struct_types status between
3470 start_struct and finish_struct.
3471 (c_parser_cast_expression): Get location of cast.
3472 (c_parser_alignof_expression): Get location of type.
3473 (c_parser_postfix_expression): Likewise.
3474 (c_parser_postfix_expression_after_paren_type): Add type_loc
3475 parameter. Change all callers. Call check_compound_literal_type.
3476 Use type_loc for error about variable size type.
3477 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
3478 of an enum constant from an enum type defined in a struct or union.
3479 (c_cast_expr): Add loc parameter. Change all callers. If
3480 -Wc++-compat, warn about defining a type in a cast.
3481 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
3482 (start_enum, start_struct, finish_struct): Update declarations.
3483 (parser_xref_tag, c_cast_expr): Update declarations.
3484 (check_compound_literal_type): Declare.
3486 2009-05-11 Ben Elliston <bje@au.ibm.com>
3488 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
3489 for recent libcpp interface change.
3490 (rs6000_macro_to_expand): Likewise.
3492 2009-05-10 Michael Matz <matz@suse.de>
3495 * config/arm/arm.c (require_pic_register): Emit on entry edge,
3496 not at entry of function.
3498 2009-05-10 Richard Guenther <rguenther@suse.de>
3500 PR tree-optimization/40081
3502 * tree-sra.c (instantiate_element): Instantiate scalar replacements
3503 using the main variant of the element type. Do not fiddle with
3504 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
3506 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
3507 structs with volatile fields.
3509 2009-05-10 Jan Hubicka <jh@suse.cz>
3511 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
3512 (estimate_move_cost): Assert that it does not get called for
3514 (estimate_num_insns): Skip VOID types in argument handling.
3515 (optimize_inline_calls): Delete unreachable blocks and verify that
3518 2009-05-10 Jan Hubicka <jh@suse.cz>
3520 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
3521 * cgraph.c (cgraph_mark_address_taken_node): New function.
3522 (dump_cgraph_node): Dump new flag.
3523 * cgraph.h (struct cgraph_node): Add address_taken.
3524 (cgraph_mark_address_taken_node): New function.
3525 * ipa.c (cgraph_postorder): Prioritize functions with address taken
3526 since new direct calls can be born.
3528 2009-05-10 Joseph Myers <joseph@codesourcery.com>
3530 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
3533 2009-05-10 Jan Hubicka <jh@suse.cz>
3536 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
3538 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
3539 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
3540 * tree-inline.c (copy_bb): Set frequency correctly.
3541 (fold_marked_statements): Update call to
3542 cgraph_update_edges_for_call_stmt.
3544 2009-05-10 Joseph Myers <joseph@codesourcery.com>
3546 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
3547 identifiers in diagnostics.
3548 * config/arm/arm.c (arm_handle_fndecl_attribute,
3549 arm_handle_isr_attribute): Likewise.
3550 * config/avr/avr.c (avr_handle_progmem_attribute,
3551 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
3552 * config/bfin/bfin.c (handle_int_attribute,
3553 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
3554 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
3555 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
3557 * config/darwin.c (darwin_handle_kext_attribute,
3558 darwin_handle_weak_import_attribute): Likewise.
3559 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
3560 h8300_handle_eightbit_data_attribute,
3561 h8300_handle_tiny_data_attribute): Likewise.
3562 * config/i386/i386.c (ix86_handle_cconv_attribute,
3563 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
3564 * config/i386/winnt.c (ix86_handle_shared_attribute,
3565 ix86_handle_selectany_attribute): Likewise.
3566 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
3567 * config/m32c/m32c.c (function_vector_handler): Likewise.
3568 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
3569 m68hc11_handle_fntype_attribute): Likewise.
3570 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
3571 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
3572 * config/mips/mips.c (mips_insert_attributes,
3573 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
3574 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
3575 rs6000_handle_struct_attribute): Likewise.
3576 * config/sh/sh.c (sh_insert_attributes,
3577 sh_handle_resbank_handler_attribute,
3578 sh_handle_interrupt_handler_attribute,
3579 sh2a_handle_function_vector_handler_attribute,
3580 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
3582 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
3583 * config/spu/spu.c (spu_handle_fndecl_attribute,
3584 spu_handle_vector_attribute): Likewise.
3585 * config/stormy16/stormy16.c
3586 (xstormy16_handle_interrupt_attribute): Likewise.
3587 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
3588 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
3590 2009-05-10 Joseph Myers <joseph@codesourcery.com>
3592 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
3593 (pp_translate_identifiers): New.
3594 (pp_identifier): Only conditionally translate identifier to locale
3596 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
3597 (pp_base_tree_identifier): Only conditionally translate identifier
3598 to locale character set.
3599 * c-pretty-print.c (M_): Define.
3600 (pp_c_type_specifier, pp_c_primary_expression): Mark English
3601 fragments for conditional translation with M_.
3602 * tree-pretty-print.c (maybe_init_pretty_print): Disable
3603 identifier translation.
3605 2009-05-10 Richard Guenther <rguenther@suse.de>
3607 PR tree-optimization/40081
3608 * tree-sra.c (instantiate_element): Instantiate scalar replacements
3609 using the main variant of the element type. Do not fiddle with
3610 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
3612 2009-05-09 Jan Hubicka <jh@suse.cz>
3615 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
3616 indirect calls; verify cgraph afterwards.
3618 2009-05-09 Jan Hubicka <jh@suse.cz>
3621 * ipa.c (update_inlined_to_pointer): New function.
3622 (cgraph_remove_unreachable_nodes): Use it.
3624 2009-05-09 Jan Hubicka <jh@suse.cz>
3626 * tree-eh.c (struct leh_state): Remove prev_try.
3627 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
3629 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
3630 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
3631 remove_eh_handler_and_replace, foreach_reachable_handler,
3632 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
3633 * except.h (struct eh_region): Remove eh_region_u_cleanup.
3634 (gen_eh_region_cleanup): Update prototype.
3636 2009-05-09 Jan Hubicka <jh@suse.cz>
3639 * except.c (copy_eh_region): Always set prev_try.
3640 (redirect_eh_edge_to_label): Find outer try.
3641 (foreach_reachable_handler): When looking for prev try
3642 handle case where previous try is not going to be taken.
3644 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
3646 PR tree-optimization/40049
3647 * tree-vect-stmts.c (vectorizable_operation): If the machine has
3648 only vector/vector shifts, convert the type of the constant to the
3649 appropriate type to avoid building incorrect trees, which
3650 eventually have problems with garbage collection.
3652 2009-05-08 Joseph Myers <joseph@codesourcery.com>
3654 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
3655 -1 for complex floating-point types if honoring signed zeros.
3657 2009-05-08 Jan Hubicka <jh@suse.cz>
3659 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
3660 argument; handle correctly when profile is absent.
3661 (build_cgraph_edges): Update.
3662 (rebuild_cgraph_edges): Update.
3663 * cgraph.c: Do not include varray.h.
3664 (cgraph_set_call_stmt_including_clones): New function.
3665 (cgraph_create_edge_including_clones): Likewise
3666 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
3667 (cgraph_update_edges_for_call_stmt): Handle clones.
3668 (cgraph_remove_node): Handle clone tree.
3669 (cgraph_remove_node_and_inline_clones): New function.
3670 (dump_cgraph_node): Dump clone tree.
3671 (cgraph_clone_node): Handle clone tree.
3672 (clone_function_name): Bring here from tree-inline.c.
3673 (cgraph_create_virtual_clone): New function.
3674 * cgraph.h (ipa_replace_map): Move here from ipa.h.
3675 (cgraph_clone_info): New function.
3676 (strut cgraph_node): Add clone_info and new clone tree pointers.
3677 (cgraph_remove_node_and_inline_clones,
3678 cgraph_set_call_stmt_including_clones,
3679 cgraph_create_edge_including_clones,
3680 cgraph_create_virtual_clone): Declare.
3681 (cgraph_function_versioning): Use VEC argument.
3682 (compute_call_stmt_bb_frequency): Update prototype.
3683 (cgraph_materialize_all_clones): New function.
3684 * ipa-cp.c (ipcp_update_cloned_node): Remove.
3685 (ipcp_create_replace_map): Update to VECtors.
3686 (ipcp_update_callgraph): Use virtual clones.
3687 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
3688 (ipcp_update_profiling): Do not update local profiling.
3689 (ipcp_insert_stage): Use VECtors and virtual clones.
3690 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
3691 (clone_of_p): New function.
3692 (cgraph_preserve_function_body_p): Use clone tree.
3693 (cgraph_optimize): Materialize clones.
3694 (cgraph_function_versioning): Update for VECtors.
3695 (save_inline_function_body): Use clone tree.
3696 (cgraph_materialize_clone): New function.
3697 (cgraph_materialize_all_clones): Likewise.
3698 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
3699 * ipa.c: Include gimple.h.
3700 (cgraph_remove_unreachable_nodes): Use clone tree.
3701 * ipa-prop.c (ipa_note_param_call): Update call to
3702 compute_call_stmt_bb_frequencycall.
3703 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
3704 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
3705 (copy_bb): Handle updating of clone tree; add new edge when new call
3707 (expand_call_inline): Be strict about every call having edge.
3708 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
3709 (delete_unreachable_blocks_update_callgraph): New function.
3710 (tree_function_versioning): Use VECtors; always remove unreachable
3711 blocks and fold conditionals.
3712 * tree-inline.h: Do not include varray.h.
3713 (tree_function_versioning): Remove.
3714 * Makefile.in (GTFILES): Remove tree-inline.c
3715 * passes.c (do_per_function): Do only functions having body.
3716 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
3719 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
3720 Andrew Morrow <acm@google.com>
3723 * c-common.c (c_common_attribute_table): Permit deprecated
3724 attribute to take an optional argument.
3725 (handle_deprecated_attribute): If the optional argument to
3726 __attribute__((deprecated)) is not a string ignore the attribute
3729 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
3730 * c-typeck.c (build_component_ref): Likewise.
3731 (build_external_ref): Likewise.
3733 * toplev.c (warn_deprecated_use): Add an attribute argument.
3734 Emit the message associated with __attribute__((deprecated)).
3736 * toplev.h (warn_deprecated_use): Updated.
3738 * doc/extend.texi: Document new optional parameter to
3739 __attribute__((deprecated))
3741 2009-05-08 Michael Eager <eager@eagercon.com>
3743 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
3744 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
3746 2009-05-08 Richard Guenther <rguenther@suse.de>
3748 PR tree-optimization/40062
3749 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
3750 Avoid exponential behavior.
3752 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
3754 PR rtl-optimization/33928
3756 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
3757 process_uses, build_single_def_use_links): New.
3758 (update_df): Update use_def_ref.
3759 (forward_propagate_into): Use get_def_for_use instead of use-def
3761 (fwprop_init): Call build_single_def_use_links and let it initialize
3763 (fwprop_done): Free use_def_ref.
3764 (fwprop_addr): Eliminate duplicate call to df_set_flags.
3765 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
3766 df_rd_simulate_one_insn): New.
3767 (df_rd_bb_local_compute_process_def): Update head comment.
3768 (df_chain_create_bb): Use the new RD simulation functions.
3769 * df.h (df_rd_simulate_artificial_defs_at_top,
3770 df_rd_simulate_one_insn): New.
3771 * opts.c (decode_options): Enable fwprop at -O1.
3772 * doc/invoke.texi (-fforward-propagate): Document this.
3774 2009-05-08 Joseph Myers <joseph@codesourcery.com>
3777 * c-typeck.c (build_binary_op): Handle arithmetic between one real
3778 and one complex operand specially.
3779 * tree-complex.c (some_nonzerop): Do not identify a real value as
3780 zero if flag_signed_zeros.
3782 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
3784 PR rtl-optimization/33928
3785 * loop-invariant.c (record_use): Fix && vs. || mishap.
3787 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
3789 PR rtl-optimization/33928
3790 * loop-invariant.c (struct use): Add addr_use_p.
3791 (struct def): Add n_addr_uses.
3792 (struct invariant): Add cheap_address.
3793 (create_new_invariant): Set cheap_address.
3794 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
3795 (record_uses): Pass df_ref to record_use.
3796 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
3799 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
3801 * config/sh/sh.c: Do not include c-pragma.h.
3803 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
3805 * config/spu/spu.c: Remove include of c-common.h.
3807 2009-05-07 Janis Johnson <janis187@us.ibm.com>
3810 * c-common.h (mark_valid_location_for_stdc_pragma,
3811 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
3812 clear_float_const_decimal64, float_const_decimal64_p): New.
3813 * c.opt (Wunsuffixed-float-constants): New.
3814 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
3815 unsuffixed float constant, handle new warning.
3816 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
3817 * c-decl.c (c_scope): New flag float_const_decimal64.
3818 (set_float_const_decimal64, clear_float_const_decimal64,
3819 float_const_decimal64_p): New.
3820 (push_scope): Set new flag.
3821 * c-parser.c (c_parser_translation_unit): Mark when it's valid
3822 to use STDC pragmas.
3823 (c_parser_external_declaration): Ditto.
3824 (c_parser_compound_statement_nostart): Ditto.
3825 * c-pragma.c (valid_location_for_stdc_pragma,
3826 mark_valid_location_for_stdc_pragma,
3827 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
3828 handle_pragma_float_const_decimal64): New.
3829 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
3830 * cp/semantics.c (valid_location_for_stdc_pragma_p,
3831 set_float_const_decimal64, clear_float_const_decimal64,
3832 float_const_decimal64_p): New dummy functions.
3833 * doc/extend.texi (Decimal Float): Remove statement that the
3834 pragma, and suffix for double constants, are not supported.
3835 * doc/invoke.texi (Warning Options): List new option.
3836 (-Wunsuffixed-float-constants): New.
3838 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
3840 * config/i386/i386.c: Do not include c-common.h.
3842 2009-05-07 Mark Heffernan <meheff@google.com>
3844 * doc/invoke.texi (Debugging Options): Document change of debugging
3846 * opts.c (decode_options): Make dump_base_name relative to
3847 aux_base_name directory.
3849 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
3851 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
3852 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
3854 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
3856 * Makefile.in (install-plugin): Simplify a bit.
3858 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
3860 * Makefile.in (OBJS-common): Add regcprop.o.
3862 * timevar.def (TV_CPROP_REGISTERS): New.
3863 * regrename.c (regrename_optimize): Return 0.
3864 (rest_of_handle_regrename): Delete.
3865 (pass_rename_registers): Point to regrename_optimize.
3866 (struct value_data_entry, struct value_data,
3867 kill_value_one_regno, kill_value_regno, kill_value,
3868 set_value_regno, init_value_data, kill_clobbered_value,
3869 kill_set_value, kill_autoinc_value, copy_value,
3870 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
3871 replace_oldest_value_reg, replace_oldest_value_addr,
3872 replace_oldest_value_mem, copyprop_hardreg_forward_1,
3873 debug_value_data, validate_value_data): Move...
3874 * regcprop.c: ... here.
3875 (rest_of_handle_cprop): Delete.
3876 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
3878 2009-05-07 Jakub Jelinek <jakub@redhat.com>
3881 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
3882 GEN_INT for 1 << bitnum.
3883 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
3886 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
3888 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
3889 Remove wrong description of "nand" operation.
3891 2009-05-06 Richard Guenther <rguenther@suse.de>
3892 Adam Nemet <anemet@caviumnetworks.com>
3894 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
3895 comment. Add that if LHS is not a gimple register, then RHS1 has
3896 to be a single object (GIMPLE_SINGLE_RHS).
3898 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
3900 * expr.c (get_def_for_expr): Move it up in the file.
3901 (store_field): When expanding a bit-field store, look at the
3902 defining gimple stmt for the masking conversion.
3904 2009-05-06 Janis Johnson <janis187@us.ibm.com>
3907 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
3908 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
3909 32-bit memcpy into long.
3911 2009-05-06 Jakub Jelinek <jakub@redhat.com>
3913 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
3914 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
3916 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
3917 instead of appending DW_OP_deref*.
3919 2009-05-06 Michael Matz <matz@suse.de>
3922 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
3923 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
3925 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
3927 * Makefile.in (install-plugin): Fix srcdir handling.
3929 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
3931 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
3932 when processing for not_regs_needed bitmap.
3933 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
3934 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
3935 handling it for rhs.
3937 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
3939 * config/i386/i386.md (unnamed inc/dec peephole): Use
3940 optimize_insn_for_size_p instead of optimize_size.
3941 * config/i386/predicates.md (incdec_operand): Likewise.
3942 (aligned_operand): Likewise.
3943 * config/i386/sse.md (divv8sf3): Likewise.
3944 (sqrtv8sf2): Likewise.
3946 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
3948 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
3950 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
3952 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
3954 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
3955 ssemodesuffixf2c with avxmodesuffixf2c.
3957 2009-05-06 Joseph Myers <joseph@codesourcery.com>
3960 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
3962 2009-05-05 Jakub Jelinek <jakub@redhat.com>
3964 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
3965 (struct tree_base): Adjust spacing for 8 bit boundaries.
3966 (struct tree_decl_common): Add decl_by_reference_flag bit.
3967 (DECL_BY_REFERENCE): Adjust.
3968 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
3969 print DECL_BY_REFERENCE bit.
3970 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
3971 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
3972 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
3973 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
3977 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
3978 range of the type, but default label is missing, add it with one
3979 of the existing labels instead of adding a new label for it.
3981 2009-05-05 Joseph Myers <joseph@codesourcery.com>
3985 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
3987 * Makefile.in (enable_plugin, plugin_includedir): New.
3988 (install): Depend on install-plugin.
3989 (PLUGIN_HEADERS): New.
3990 (install-plugin): New.
3991 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
3993 2009-05-05 Richard Guenther <rguenther@suse.de>
3995 PR tree-optimization/40022
3996 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
3998 (phivn_valid_p): Fix tuplification error, simplify.
3999 (phiprop_insert_phi): Add dumps.
4000 (propagate_with_phi): Simplify.
4002 2009-05-05 Richard Guenther <rguenther@suse.de>
4005 * builtins.c (gimplify_va_arg_expr): Properly build the address.
4007 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
4009 * tree.h (strip_float_extensions): Remove duplicate declaration.
4010 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
4011 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
4012 block_ultimate_origin): Rearrange the declarations line to match the
4013 comment that indicates the .c file which the functions are defined.
4014 (dwarf2out_*, set_decl_rtl): Add comment.
4015 (get_base_address): Adjust comment.
4016 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
4017 declarations line and add comment.
4018 (is_builtin_name): Add blank after function name, for clarity.
4020 2009-05-04 Joseph Myers <joseph@codesourcery.com>
4022 * attribs.c (decl_attributes): Use %qE for identifiers in
4024 * cgraphunit.c (verify_cgraph_node): Translate function names to
4025 locale character set in diagnostics.
4026 * coverage.c (get_coverage_counts): Use %qE for identifiers in
4028 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
4029 Document that functions are named in UTF-8.
4030 * expr.c (expand_expr_real_1): Translate function names to locale
4031 character set in diagnostics.
4032 * gimplify.c (omp_notice_variable, omp_is_private,
4033 gimplify_scan_omp_clauses): Use %qE for identifiers in
4035 * langhooks.c (lhd_print_error_function): Translate function names
4036 to locale character set.
4037 * langhooks.h (decl_printable_name): Document that return value is
4038 in internal character set.
4039 * stmt.c: Include pretty-print.h
4040 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
4042 (resolve_operand_name_1): Translate named operand name to locale
4044 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
4046 * toplev.c (announce_function): Translate function names to locale
4048 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
4049 (default_tree_printer): Use pp_identifier or translate identifiers
4050 to locale character set. Mark "<anonymous>" for translation.
4051 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
4052 for identifiers in diagnostics.
4053 * tree.c (handle_dll_attribute): Use %qE for identifiers in
4055 * varasm.c (output_constructor): Use %qE for identifiers in
4058 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
4060 * configure.ac: use ` ` instead of $()
4061 * configure: Regenerate.
4063 2009-05-05 Ben Elliston <bje@au.ibm.com>
4065 * config/pa/linux-atomic.c: Eliminate conditional include of
4066 errno.h on non-LP64 systems to simplify build requirements.
4068 2009-05-04 Joseph Myers <joseph@codesourcery.com>
4070 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
4072 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
4073 and pass value to identifier_to_locale.
4074 (warn_variable_length_array): Make name a tree.
4075 (grokdeclarator): Separate diagnostic texts for named and unnamed
4076 declarators. Use %qE for named declarators.
4077 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
4079 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
4080 identifiers in diagnostics.
4081 * c-typeck.c (push_member_name, start_init): Pass identifiers to
4082 identifier_to_locale. Mark "anonymous" strings for translation.
4084 2009-05-04 Michael Eager <eager@eagercon.com>
4086 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
4087 address for DImode/DFmode only if double-precision FP regs.
4089 2009-05-04 Michael Eager <eager@eagercon.com>
4091 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
4092 TARGET_SINGLE_FLOAT check.
4094 2009-05-04 Michael Eager <eager@eagercon.com>
4096 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
4098 2009-05-04 Michael Eager <eager@eagercon.com>
4100 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
4101 * config/rs6000/t-xilinx: New
4103 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
4105 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
4106 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
4107 * gcc/explow.c (memory_address): Use target hook.
4108 * gcc/targhooks.c (default_legitimize_address): New.
4109 * gcc/targhooks.h (default_legitimize_address): New.
4110 * gcc/target.h (legitimize_address): New.
4111 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
4112 (TARGET_INITIALIZER): Include it.
4113 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
4115 * config/bfin/bfin-protos.h (legitimize_address): Remove.
4116 * config/bfin/bfin.c (legitimize_address): Remove.
4117 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
4118 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
4120 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
4121 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
4123 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
4124 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
4125 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
4126 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
4127 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
4128 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
4129 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
4130 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
4131 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
4132 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
4133 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
4134 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
4135 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
4136 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
4137 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
4138 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
4139 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
4140 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
4141 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
4142 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
4143 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
4144 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
4145 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
4147 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
4148 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
4149 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
4150 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
4151 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
4152 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
4153 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
4154 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
4155 (thumb_legitimize_address): Delete.
4156 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
4157 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
4158 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
4159 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
4160 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
4161 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
4163 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
4166 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
4167 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
4168 * config/m32r/m32r.c (m32r_legitimize_address): New.
4169 * config/m68k/m68k.c (m68k_legitimize_address): New.
4170 * config/score/score.c (score_legitimize_address): Standardize.
4171 * config/score/score3.c (score3_legitimize_address): Standardize.
4172 * config/score/score3.h (score3_legitimize_address): Adjust.
4173 * config/score/score7.c (score7_legitimize_address): Standardize.
4174 * config/score/score7.h (score7_legitimize_address): Adjust.
4175 * config/sh/sh.c (sh_legitimize_address): New.
4176 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
4178 * gcc/config/s390/s390.c (legitimize_address): Rename to...
4179 (s390_legitimize_address): ... this.
4180 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
4181 (sparc_legitimize_address): ... this.
4182 * gcc/config/i386/i386.c (legitimize_address): Rename to...
4183 (ix86_legitimize_address): ... this.
4184 * gcc/config/avr/avr.c (legitimize_address): Rename to...
4185 (avr_legitimize_address): ... this.
4186 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
4187 (mn10300_legitimize_address): ... this.
4188 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
4189 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
4190 (alpha_expand_mov): Adjust call.
4192 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
4193 * config/spu/spu.c (spu_legitimize_address): Likewise.
4194 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
4195 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
4197 2009-05-04 Joseph Myers <joseph@codesourcery.com>
4199 * intl.c (locale_encoding, locale_utf8): New.
4200 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
4201 * intl.h (locale_encoding, locale_utf8): Declare.
4202 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
4203 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
4205 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
4207 (pp_tree_identifier): Define to call pp_base_tree_identifier.
4208 (pp_base_tree_identifier): Declare as function.
4209 (identifier_to_locale): Declare.
4210 * Makefile.in (pretty-print.o): Update dependencies.
4211 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
4213 2009-05-04 Richard Guenther <rguenther@suse.de>
4216 * builtins.c (fold_builtin_memory_op): Do not decay to element
4217 type if the size matches the whole array.
4219 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
4221 * expmed.c (synth_mult): When trying out a shift, pass the result
4224 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
4226 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
4227 (shiftsub1_cost): New.
4228 (init_expmed): Compute shiftsub1_cost.
4229 (synth_mult): Optimize multiplications by constants of the form
4230 -(2^^m-1) for some constant positive integer m.
4232 2009-05-03 Richard Guenther <rguenther@suse.de>
4235 * c-typeck.c (array_to_pointer_conversion): Do not built
4236 ADDR_EXPRs of arrays of pointer-to-element type.
4237 * c-gimplify.c (c_gimplify_expr): Revert change fixing
4238 up wrong ADDR_EXPRs after-the-fact.
4239 * c-common.c (strict_aliasing_warning): Strip pointer
4240 conversions for obtaining the original type.
4241 * builtins.c (fold_builtin_memset): Handle array types.
4242 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
4245 2009-05-03 Richard Guenther <rguenther@suse.de>
4248 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
4249 Do not lose casts from array types with unknown extent to array
4250 types with known extent.
4251 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
4252 alias set compatibility.
4254 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
4256 * flags.h (extra_warnings): Delete.
4257 * toplev.c (process_options): Handle Wuninitialized here.
4258 * opts.c (extra_warnings): Delete.
4259 (set_Wextra): Delete.
4260 (common_handle_option): -Wextra can be handled automatically.
4261 * c-opts.c (c_common_handle_option): Delete obsolete code.
4262 (c_common_post_options): Simplify comment.
4263 * common.opt (W): Add Var.
4265 (Wuninitialized): Initialize to -1.
4267 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
4268 Richard Guenther <rguenther@suse.de>
4270 * expr.c (get_def_for_expr): New function.
4271 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
4272 SSA rather than trees.
4273 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
4274 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
4276 2009-05-03 Joseph Myers <joseph@codesourcery.com>
4278 * c-common.c (reswords): Add _Imaginary.
4279 * c-common.c (enum rid): Add RID_IMAGINARY.
4281 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
4283 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
4284 Patch by Richard Guenther.
4286 2009-05-03 Anatoly Sokolov <aesok@post.ru>
4288 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
4289 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
4290 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
4291 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
4292 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
4293 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
4294 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
4295 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
4296 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
4297 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
4298 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
4299 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
4300 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
4301 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
4302 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
4303 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
4304 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
4305 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
4307 2009-05-02 Richard Guenther <rguenther@suse.de>
4309 PR tree-optimization/39940
4310 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
4313 2009-05-02 Richard Guenther <rguenther@suse.de>
4316 * tree-ssa.c (execute_update_addresses_taken): Properly check
4317 if we can mark a variable DECL_GIMPLE_REG_P.
4318 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
4319 back to the end of the function.
4320 (is_gimple_reg_type): Remove complex type special casing.
4321 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
4324 2009-05-02 Ben Elliston <bje@au.ibm.com>
4326 * doc/collect2.texi (Collect2): Document search path behaviour
4327 when configured with --with-ld.
4329 2009-05-02 Jan Hubicka <jh@suse.cz>
4331 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
4332 parameter; update callers.
4333 (coalesce_cost_edge): EH edges are costier because they needs
4334 splitting even if not critical and even more costier when there are
4335 multiple EH predecestors.
4337 2009-05-02 Jan Hubicka <jh@suse.cz>
4339 * except.c (remove_eh_handler_and_replace): Handle updating after
4340 removing TRY blocks.
4342 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
4344 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
4346 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
4348 * varasm.c: Do not include c-pragma.h.
4349 * attribs.c: Do not incude c-common.h.
4351 2009-05-01 Michael Matz <matz@suse.de>
4353 * calls.c (initialize_argument_information): Handle SSA names like
4354 decls with a non MEM_P DECL_RTL.
4356 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
4358 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
4359 * ipa-utils.c: Likewise.
4360 * ipa-type-escape.c: Likewise.
4361 * cgraphunit.c Do not include c-common.h.
4362 * ipa-pure-const.c: Likewise.
4363 * tree-if-conv.c: Likewise.
4364 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
4365 * ipa-struct-reorg.c: Likewise.
4366 * tree-nomudflap.c: Likewise.
4367 * tree-ssa-structalias.c: Likewise.
4369 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
4371 * store-motion.c: Many cleanups to make this pass a first-class
4372 citizen instead of an appendix to gcse load motion. Add TODO list
4373 to make this pass faster/cleaner/better.
4375 (struct ls_expr): Post gcse.c-split cleanups.
4376 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
4377 "stores" field to "avail_stores".
4378 (pre_ldst_mems): Rename to store_motion_mems.
4379 (pre_ldst_table): Rename to store_motion_mems_table.
4380 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
4381 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
4382 (ldst_entry): Rename to st_expr_entry, update users.
4383 (free_ldst_entry): Rename to free_st_expr_entry, update users.
4384 (free_ldst_mems): Rename to free_store_motion_mems, update users.
4385 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
4387 (first_ls_expr): Rename to first_st_expr, update users.
4388 (next_ls_expr): Rename to next_st_expr, update users.
4389 (print_ldst_list): Rename to print_store_motion_mems. Print names of
4390 fields properly for store motion instead of names inherited from load
4392 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
4393 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
4396 (ae_kill): Rename to st_kill, update users.
4397 (ae_gen): Rename to st_avloc, update users.
4398 (transp): Rename to st_transp, update users.
4399 (pre_insert_map): Rename to st_insert_map, update users.
4400 (pre_delete_map): Rename to st_delete_map, update users.
4401 (insert_store, build_store_vectors, free_store_memory,
4402 one_store_motion_pass): Update for abovementioned changes.
4404 (gcse_subst_count, gcse_create_count): Remove.
4405 (one_store_motion_pass): New statistics counters "n_stores_deleted"
4406 and "n_stores_created", local variables.
4408 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
4411 (regvec, compute_store_table_current_insn): Remove.
4412 (reg_set_info, reg_clear_last_set): Remove.
4413 (compute_store_table): Use DF caches instead of local dataflow
4416 2009-05-01 Joseph Myers <joseph@codesourcery.com>
4418 * c-objc-common.c (c_tree_printer): Print identifiers with
4419 pp_identifier, not pp_string. Mark "({anonymous})" for
4421 * c-pretty-print.c (pp_c_ws_string): New.
4422 (pp_c_cv_qualifier, pp_c_type_specifier,
4423 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
4424 pp_c_storage_class_specifier, pp_c_function_specifier,
4425 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
4426 pp_c_primary_expression, pp_c_postfix_expression,
4427 pp_c_unary_expression, pp_c_shift_expression,
4428 pp_c_relational_expression, pp_c_equality_expression,
4429 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
4430 use pp_string and pp_c_ws_string in place of pp_identifier and
4431 pp_c_identifier for non-identifiers. Mark English strings for
4433 * c-pretty-print.h (pp_c_ws_string): Declare.
4435 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
4436 Roland McGrath <roland@redhat.com>
4438 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
4439 (ENABLE_LD_BUILDID): New configuration option.
4440 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
4441 (LINK_BUILDID_SPEC): New macro.
4442 (init_spec): If defined, prepend it between LINK_EH_SPEC and
4444 * doc/install.texi: Document --enable-linker-build-id option.
4445 * configure: Rebuild.
4446 * config.in: Rebuild.
4448 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
4450 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
4451 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
4452 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
4453 MIPS_GP_SAVE_AREA_SIZE.
4454 * config/mips/mips.c (struct mips_frame_info): Update comment
4455 before arg_pointer_offset and hard_frame_pointer_offset.
4456 (mips_compute_frame_info): Update diagram before function: to
4457 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
4458 indicate the position of frame_pointer_rtx with -fstack-protector and
4459 to show args_size. Don't allocate cprestore area for leaf functions
4460 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
4462 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
4464 2009-04-30 Michael Matz <matz@suse.de>
4466 PR tree-optimization/39955
4467 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
4469 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
4471 * ira.c (setup_cover_and_important_classes): Use safe macro
4472 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
4474 * genpreds.c (write_tm_preds_h): Output suitable definition of
4475 REG_CLASS_FOR_CONSTRAINT.
4477 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
4479 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
4481 * bitmap.c (bitmap_descriptor): Likewise.
4482 * ggc-common.c (loc_descriptor): Likewise.
4483 * varray.c (varray_descriptor): Likewise.
4484 * vec.c (vec_descriptor): Likewise.
4486 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
4488 * Makefile.in (dce.o): Add $(EXCEPT_H).
4489 * dce.c: Include except.h and delete redundant vector definitions.
4490 (deletable_insn_p): Return false for non-call insns that can throw
4493 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
4495 * gcse.c (ae_gen): Remove.
4496 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
4497 and make non-static function to make it available in store-motion.c.
4498 Update call sites with search-and-replace.
4499 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
4500 extract_mentioned_regs, extract_mentioned_regs_helper,
4501 find_moveable_store, compute_store_table, load_kills_store, find_loads,
4502 store_killed_in_insn, store_killed_after, store_killed_before,
4503 build_store_vectors, insert_insn_start_basic_block, insert-store,
4504 remove_reachable_equiv_notes, replace_store_insn, delete_store,
4505 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
4506 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
4507 * store-motion.c: ...new file. Also copy data structures from gcse.c
4508 and clean up to remove parts not used by store motion.
4509 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
4510 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
4512 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4515 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
4516 when optimizing for size.
4518 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
4520 * gcse.c (gcse_constant_p): Fix typo in last change.
4522 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
4524 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
4526 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
4528 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
4530 2009-04-29 James E. Wilson <wilson@codesourcery.com>
4532 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
4533 CONST_HIGH_PART result.
4535 2009-04-29 Anatoly Sokolov <aesok@post.ru>
4537 * config/avr/avr.c (initial_elimination_offset): Rename to
4538 avr_initial_elimination_offset.
4539 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
4540 change return type to bool.
4541 (avr_can_eliminate): New function.
4542 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
4543 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
4544 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
4545 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
4546 avr_initial_elimination_offset.
4547 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
4548 (avr_initial_elimination_offset): Define.
4550 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
4551 Steven Bosscher <steven@gcc.gnu.org>
4553 PR rtl-optimization/39938
4554 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
4555 * cfgrtl.c: Include insn-attr.h.
4556 (rest_of_pass_free_cfg): New function.
4557 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
4558 * resource.c (init_resource_info): Remove call to df_analyze.
4560 2009-04-29 Richard Guenther <rguenther@suse.de>
4563 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
4564 allow conversion to signed integers.
4566 2009-04-29 Richard Guenther <rguenther@suse.de>
4568 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
4569 shifts of floating point vectors if the shift amount is
4570 a constant multiple of the element size.
4572 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
4573 Michael Matz <matz@suse.de>
4577 * tree-outof-ssa.c (emit_partition_copy): New function.
4578 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4579 insert_part_to_rtx_on_edge): Perform the partition base var
4580 copy using emit_partition_copy.
4581 (insert_value_copy_on_edge): Convert constants to the right mode.
4582 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
4583 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
4585 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4587 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
4588 scan backwards to try to find a constant to initialize it.
4590 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
4591 insn before the loop_end instruction, don't look past labels.
4593 2009-04-29 Richard Guenther <rguenther@suse.de>
4596 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
4597 loose type conversions.
4598 (forward_propagate_addr_expr): Fix tuplification bug. Remove
4599 stmts only if there are no uses of its definition.
4601 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4603 * config/bfin/bfin.h (splitting_loops): Declare.
4604 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
4605 Reorder bit definitions to be ascending.
4606 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
4607 * config/bfin/bfin.c (splitting_loops): New variable.
4608 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
4609 (struct loop_info): Remove members INIT and LOOP_INIT.
4610 (bfin_optimize_loop): Don't set them. Reorder the code that generates
4611 the LSETUP sequence. Allow LC to be loaded from any register, but
4612 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
4613 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
4615 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
4616 of reload_completed.
4619 * config/bfin/bfin.md (movsi_insn): Refine constraints.
4621 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
4623 * Makefile.in (PLUGIN_VERSION_H): New.
4624 (OBJS-common): Remove plugin-version.o.
4625 (plugin.o): Depend on (PLUGIN_VERSION_H).
4626 (plugin-version.o): Remove.
4627 * configure: Regenerate
4628 * configure.ac: Create plugin-version.h.
4629 * gcc-plugin.h (plugin_gcc_version): Remove.
4630 (plugin_default_version_check): Change signature.
4631 * plugin-version.c: Remove.
4632 * plugin.c: Include plugin-version.h.
4633 (str_plugin_gcc_version_name): Remove.
4634 (try_init_one_plugin): Pass gcc version to plugin_init.
4635 (plugin_default_version_check): Both gcc and plugin versions are now
4638 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4640 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
4641 problematic last insns. Test for TYPE_CALL rather than CALL_P.
4642 Remove special case testing for last insn of inner loops. Don't fail
4643 if the loop ends with a jump, emit an extra nop instead.
4645 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
4646 DREGS rather than comparing directly. Remove code that tries to
4647 account for latencies.
4649 2009-04-29 Richard Guenther <rguenther@suse.de>
4651 PR tree-optimization/39941
4652 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
4653 eliminating an indirect call.
4655 2009-04-29 Richard Guenther <rguenther@suse.de>
4657 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
4658 parameter. Allow invariants as base if !require_lvalue.
4659 (verify_gimple_assign_single): Adjust.
4661 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4663 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
4664 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
4665 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
4666 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
4667 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
4669 * config/bfin/bfin.c (bfin_expand_builtin,
4670 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
4672 2009-04-28 Richard Guenther <rguenther@suse.de>
4674 * tree-vect-loop.c (get_initial_def_for_induction): Use
4675 correct types for pointer increment.
4677 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4679 * toplev.c (print_version): Update GMP version string calculation.
4681 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
4683 PR rtl-optimization/39938
4684 * resource.c (init_resource_info): Add call to df_analyze.
4686 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
4688 * config/alpha/alpha.md (usegp): Cast the result of
4689 alpha_find_lo_sum_using_gp to enum attr_usegp.
4690 * config/alpha/alpha.c (override_options): Remove end-of-structure
4691 marker element from cpu_table. Use array size of cpu_table to handle
4692 -mcpu and -mtune options.
4693 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
4695 2009-04-28 Joseph Myers <joseph@codesourcery.com>
4697 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
4698 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
4699 tune_32 and tune_64.
4700 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
4702 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
4703 * config/rs6000/option-defaults.h: ... here. New file.
4704 (OPT_64, OPT_32): Define.
4705 (MASK_64BIT): Define to 0 if not already defined.
4706 (OPT_ARCH64, OPT_ARCH32): Define.
4707 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
4710 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4712 * config/arm/arm.c (arm_override_options): Emit error on using
4715 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
4717 PR rtl-optimization/39914
4718 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
4719 registers for allocnos created from user-defined variables only
4720 when not optimizing.
4722 2009-04-28 Richard Guenther <rguenther@suse.de>
4725 * fold-const.c (fold_binary): Use distribute_real_division only
4728 2009-04-28 Steve Ellcey <sje@cup.hp.com>
4730 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
4731 add hpux-stdint.h to tm_file.
4732 (hppa[12]*-*-hpux11*): Ditto.
4733 (ia64*-*-hpux*): Ditto.
4734 * config/hpux-stdint.h: New.
4735 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
4736 __STDC_EXT__ for all compiles.
4737 * config/pa/pa-hpux.h: Ditto.
4738 * config/pa/pa-hpux10.h: Ditto.
4739 * config/pa/pa-hpux11.h: Ditto.
4741 2009-04-28 Catherine Moore <clm@codesourcery.com>
4743 * debug.h (set_name): Add comment.
4745 2009-04-28 Andrew Pinski <pinskia@gmail.com>
4748 * config/darwin.c (machopic_gen_offset): Check
4749 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
4750 * config/arm/arm.c (require_pic_register): Likewise.
4752 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
4754 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
4755 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
4756 m32c_promote_prototypes): Delete.
4758 2009-04-28 Michael Matz <matz@suse.de>
4761 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
4764 2009-04-28 Richard Guenther <rguenther@suse.de>
4766 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
4768 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4770 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
4771 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
4772 * config/arm/arm-tune.md: Regenerate.
4774 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
4776 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
4777 block if there are complex incoming edges.
4778 (sel_merge_blocks): Remove useless assert.
4779 (sel_redirect_edge_and_branch): Check that edge was redirected.
4780 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
4781 (sel_find_rgns): Delete declaration.
4782 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
4783 the region when it is not a preheader.
4785 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
4788 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
4790 2009-04-28 Richard Guenther <rguenther@suse.de>
4792 * tree.h (SSA_NAME_VALUE): Remove.
4793 (struct tree_ssa_name): Remove value_handle member.
4794 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
4795 array for jump threading.
4796 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
4798 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
4799 * tree-flow.h (threadedge_initialize_values): Declare.
4800 (threadedge_finalize_values): Likewise.
4801 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
4802 (SSA_NAME_VALUE): Define.
4803 (threadedge_initialize_values): New function.
4804 (threadedge_finalize_values): Likewise.
4805 * tree-ssa-dom.c (ssa_name_values): New global variable.
4806 (SSA_NAME_VALUE): Define.
4807 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
4809 2009-04-28 Ira Rosen <irar@il.ibm.com>
4811 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
4812 Use REPORT_VECTORIZED_LOCATIONS instead
4813 REPORT_VECTORIZED_LOOPS.
4814 * tree-vectorizer.c (vect_verbosity_level): Make static.
4815 (vect_loop_location): Rename to vect_location.
4816 (vect_set_verbosity_level): Update comment.
4817 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
4819 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
4820 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
4821 instead REPORT_UNVECTORIZED_LOOPS.
4822 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
4823 and vect_loop_def to vect_external_def and vect_internal_def.
4824 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
4825 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
4826 REPORT_UNVECTORIZED_LOCATIONS.
4827 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
4828 and vect_used_in_loop and to vect_unused_in_scope and
4830 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
4831 (vect_verbosity_level): Remove declaration.
4832 (vect_analyze_operations): Likewise.
4833 (vect_analyze_stmt): Declare.
4834 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
4835 REPORT_UNVECTORIZED_LOCATIONS.
4836 (vect_get_loop_niters): Fix indentation.
4837 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
4838 (vect_analyze_loop_operations): New function.
4839 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
4840 vect_analyze_operations.
4841 (vect_is_simple_reduction): Use new names.
4842 (vectorizable_live_operation, vect_transform_loop): Likewise.
4843 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
4844 to specify whether the data references can be a part of interleaving
4846 (vect_analyze_data_ref_dependence): Use new names.
4847 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
4848 (vect_create_addr_base_for_vector_ref): Remove redundant code.
4849 * tree-vect-patterns.c (widened_name_p): Use new names.
4850 (vect_recog_dot_prod_pattern): Likewise.
4851 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
4852 (process_use, vect_mark_stmts_to_be_vectorized,
4853 vect_model_simple_cost, vect_model_store_cost,
4854 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
4855 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
4856 vectorizable_operation, vectorizable_type_demotion,
4857 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
4858 vectorizable_condition): Likewise.
4859 (vect_analyze_operations): Split into vect_analyze_loop_operations
4861 (vect_analyze_stmt): ... new function.
4862 (new_stmt_vec_info): Use new names.
4863 (vect_is_simple_use): Use new names and fix comment.
4864 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
4865 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
4867 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
4870 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
4871 and integer modes for x87 operands. Do not ICE for unsupported size,
4872 generate error instead. Generate error for unsupported operand types.
4873 ['z']: Do not handle HImode memory operands specially. Warning
4874 for floating-point operands. Fallthru to 'Z' for unsupported operand
4875 types. Do not ICE for unsupported size, generate error instead.
4876 (output_387_binary_op): Use %Z to output operands.
4877 (output_fp_compare): Ditto.
4878 (output_387_reg_move): Ditto.
4880 2009-04-28 Ben Elliston <bje@au.ibm.com>
4885 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4887 * builtins.c (c_strlen): Do not warn here.
4888 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
4889 * c-common.c (pointer_int_sum): Take an explicit location.
4890 Warn about offsets out of bounds.
4891 * c-common.h (pointer_int_sum): Adjust declaration.
4893 2009-04-27 Ian Lance Taylor <iant@google.com>
4895 * collect2.c (is_ctor_dtor): Change type of ret field in struct
4897 * dce.c (run_fast_df_dce): Change type of old_flags to int.
4898 * df-core.c (df_set_flags): Change return type to int. Change
4899 type of old_flags to int.
4900 (df_clear_flags): Likewise.
4901 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
4902 (df_get_conditional_uses): Likewise.
4903 * df.h (df_set_flags, df_clear_flags): Update declarations.
4904 * dwarf2out.c (struct indirect_string_node): Change type of form
4905 field to enum dwarf_form.
4906 (AT_string_form): Change return type to enum dwarf_form.
4907 * fixed-value.c (fixed_compare): Add cast to enum type.
4908 * fwprop.c (update_df): Change 0 to VOIDmode.
4909 * gensupport.c: Change 0 to UNKNOWN.
4910 * gimple.h (gimple_cond_code): Add cast to enum type.
4911 * haifa-sched.c (reemit_notes): Add cast to enum type.
4912 * hooks.c (hook_int_void_no_regs): Remove function.
4913 * hooks.h (hook_int_void_no_regs): Remove declaration.
4914 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
4915 * predict.c (combine_predictions_for_insn): Add casts to enum type.
4916 * real.c (real_arithmetic): Add cast to enum type.
4917 (real_compare): Likewise.
4918 * target.h (struct gcc_target): Change return type of
4919 branch_target_register_class to enum reg_class.
4920 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
4921 default_branch_target_register_class.
4922 * targhooks.c (default_branch_target_register_class): New function.
4923 * targhooks.h (default_branch_target_register_class): Declare.
4924 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
4925 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
4927 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
4929 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
4930 vect_uninitialized_def. Change 0 to ERROR_MARK.
4931 * tree-vect-stmts.c (supportable_widening_operation): Don't
4932 initialize icode1 and icode2.
4933 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
4934 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
4936 (cmn_err_flag_specs): Change 0 to STD_C89.
4937 (cmn_err_char_table): Likewise.
4938 * config/arm/arm.c (get_arm_condition_code): Change type of code
4939 to enum arm_cond_code.
4940 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
4941 (IWMMXT_BUILTIN2): Likewise.
4942 (neon_builtin_type_bits): Don't define typedef.
4943 (neon_builtin_datum): Change type of bits field to int.
4944 (arm_expand_neon_args): Add cast to enum type.
4945 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
4947 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
4949 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
4951 * config/mips/mips.md (jal_macro): Return enum constant.
4952 (single_insn): Likewise.
4953 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
4955 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4957 * config/s390/s390.c (s390_tune_flags): Change type to int.
4958 (s390_arch_flags): Likewise.
4959 (s390_handle_arch_option): Change flags field of struct pta to int.
4960 * config/s390/s390.h (s390_tune_flags): Update declaration.
4961 (s390_arch_flags): Likewise.
4962 * config/sh/sh.c (prepare_move_operands): Compare
4963 tls_symbolic_operand result with enum constant.
4964 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
4965 (sh_expand_prologue): Add cast to enum type.
4966 (sh_expand_epilogue): Likewise.
4967 (tls_symbolic_operand): Change return type to enum tls_model.
4968 (fpscr_set_from_mem): Add cast to enum type.
4969 (legitimize_pic_address): Compare tls_symbolic_operand result with
4971 (sh_target_reg_class): Change return type to enum reg_class.
4972 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
4974 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
4975 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
4976 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
4977 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
4978 (delayed_branch, tls_call_delay): Likewise.
4979 (eligible_for_sibcall_delay): Likewise.
4980 (eligible_for_return_delay): Likewise.
4981 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
4982 (spu_expand_builtin_1): Likewise.
4984 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
4985 for all types of conversions.
4986 (output_init_element): Issue -Wc++-compat warning if needed when
4987 initializing a bitfield with enum type.
4988 * c-parser.c (c_parser_expression): Set original_type to
4989 original_type of right hand operand of comman operator.
4991 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4993 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
4995 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
4996 * doc/cpp.texi (Standard Predefined Macros)
4997 (Implementation-defined behavior): Likewise.
4998 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
4999 * doc/gimple.texi (GIMPLE Exception Handling)
5000 (@code{GIMPLE_ASSIGN}): Likewise.
5001 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
5002 * doc/invoke.texi (Warning Options, Optimize Options)
5003 (AVR Options, Darwin Options): Likewise.
5004 (Optimize Options): Reformulate -fwhole-program description.
5005 * doc/loop.texi (Lambda): Likewise.
5006 * doc/md.texi (Output Template, Define Constraints)
5007 (Standard Names, Insn Splitting): Likewise.
5008 * doc/options.texi (Option properties): Likewise.
5009 * doc/passes.texi (Tree-SSA passes): Likewise.
5010 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
5011 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
5012 (File Names and DBX): Likewise.
5013 * doc/trouble.texi (Incompatibilities): Likewise.
5015 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5017 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
5018 instruction is correct.
5020 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5022 Allow non-constant arguments to conversion intrinsics.
5023 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
5024 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
5025 * spu.c (print_operand): Handle 'v' and 'w'.
5026 (exp2_immediate_p, spu_gen_exp2): Define.
5027 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
5028 spu_convtf_1): Update parameter descriptions.
5029 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
5030 * constraints.md ('v', 'w'): New.
5031 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
5033 (i2f, I2F): New define_mode_attr.
5034 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
5035 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
5036 fixuns_truncv4sfv4si2): Update to use mode attribute.
5037 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
5038 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
5039 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
5040 patterns for combine.
5042 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
5044 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
5045 (cprop, hoist, pre, store_motion): New debug counters.
5046 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
5047 is not an RTL pass anymore.
5048 (pass_profiling): Remove extern decl for pass removed in 2005.
5049 (pass_gcse, pass_jump_bypass): Remove.
5050 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
5051 to 0 for clean state.
5052 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
5053 * cse.c (gate_handle_cse_after_global_opts,
5054 rest_of_handle_cse_after_global_opts): New functions.
5055 (pass_cse_after_global_opts): New pass, does local CSE.
5056 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
5057 (TV_CPROP): New timevar.
5058 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
5059 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
5060 (gcse_main, recompute_all_luids): Remove.
5061 (compute_hash_table_work): Call max_reg_num instead of reading
5063 (cprop_jump): Don't set run_jump_opt_after_gcse.
5064 (constprop_register): Always allow to alter jumps.
5065 (cprop_insn): Likewise.
5066 (do_local_cprop): Likewise.
5067 (local_cprop_pass): Likewise. Return non-zero if something changed.
5068 (cprop): Remove function, fold interesting bits into one_cprop_pass.
5069 (find_implicit_sets): Add note about missed optimization opportunity.
5070 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
5071 pass_rtl_cprop execute function.
5072 Don't bother tracking the pass number, each pass gets its own dumpfile
5074 Always allow to alter jumpsand bypass jumps.
5075 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
5076 will just find no suitable set.
5077 (pre_edge_insert): Fix dumping, this function is for PRE only.
5078 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
5079 pass_rtl_pre execute function.
5080 (hoist_code): Return non-zero if something changed. Keep track of
5081 substitutions and insertions for statistics gathering similar to PRE.
5082 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
5083 called from the pass_rtl_hoist execute function. Show pass statistics.
5084 (compute_store_table): Use max_reg_num directly instead of using the
5085 formerly global max_gcse_regno.
5086 (build_store_vectors): Likewise.
5087 (replace_store_insn): Fix dumping.
5088 (store_motion): Rename to ...
5089 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
5090 pass, called from the pass_rtl_store_motion execute function. Keep
5091 track of substitutions and insertions for statistics gathering similar
5093 (bypass_jumps): Remove, fold interesting bits into ...
5094 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
5095 from the pass_rtl_cprop execute function.
5096 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
5097 pass_jump_bypass): Remove.
5098 (gate_handle_gcse, rest_of_handle_gcse): Remove.
5099 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
5100 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
5101 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
5102 (gate_rtl_store_motion, execute_rtl_store_motion,
5103 pass_rtl_store_motion): New.
5104 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
5105 make it clear that -fcse-skip-blocks is a no-op for backward compat.
5106 * passes.c (init_optimization_passes): Remove pass_gcse and
5107 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
5108 and cse_after_global_opts in place of pass_gcse. Schedule cprop
5109 instead of pass_jump_bypass.
5111 2009-04-27 Richard Guenther <rguenther@suse.de>
5114 * gimplify.c (gimplify_expr): If we are required to create
5115 a temporary make sure it ends up as register.
5117 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
5120 * config/i386/i386.c (construct_container): Don't call
5121 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
5122 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
5124 2009-04-27 Michael Matz <matz@suse.de>
5126 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
5127 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
5128 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
5129 (dump_replaceable_exprs): Take a bitmap.
5130 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
5132 (expand_gimple_basic_block): Likewise.
5133 * tree-ssa-ter.c (struct temp_expr_table_d): Make
5134 replaceable_expressions member a bitmap.
5135 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
5136 (mark_replaceable): Likewise.
5137 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
5138 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
5140 2009-04-27 Richard Guenther <rguenther@suse.de>
5142 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
5143 (verify_stmts): Dispatch to gimple/type verification code.
5144 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
5145 issue with call argument types.
5147 2009-04-27 Michael Matz <matz@suse.de>
5149 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
5150 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
5153 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
5154 Eric Botcazou <ebotcazou@adacore.com>
5156 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
5157 a label's basic block.
5158 (mark_target_live_regs): Tidy and rework obsolete comments.
5159 Change back DF problem to LIVE. If a label starts a basic block,
5160 assume that all registers that used to be live then still are.
5161 (init_resource_info): If a label starts a basic block, set its
5162 BLOCK_FOR_INSN accordingly.
5163 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
5165 2009-04-27 Richard Guenther <rguenther@suse.de>
5167 * tree-flow-inline.h (function_ann): Remove.
5168 (get_function_ann): Likewise.
5169 * tree-dfa.c (create_function_ann): Remove.
5170 * tree-flow.h (struct static_var_ann_d): Remove.
5171 (struct function_ann_d): Likewise.
5172 (union tree_ann_d): Remove fdecl member.
5173 (function_ann_t): Remove.
5174 (function_ann, get_function_ann, create_function_ann): Remove
5177 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
5179 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
5181 2009-04-27 Jan Hubicka <jh@suse.cz>
5183 * ipa-pure-const.c (struct funct_state_d): New fields
5184 state_previously_known, looping_previously_known; remove
5185 state_set_in_source.
5186 (analyze_function): Use new fields.
5187 (propagate): Avoid assumption that state_set_in_source imply
5190 * tree-ssa-loop-niter.c (finite_loop_p): New function.
5191 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
5192 * cfgloop.h (finite_loop_p): Declare.
5194 2009-04-26 Michael Matz <matz@suse.de>
5196 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
5198 2009-04-26 Michael Matz <matz@suse.de>
5200 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
5201 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
5202 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
5203 pass_mark_used_blocks): Remove.
5204 * tree-optimize.c (pass_free_datastructures,
5205 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
5206 * passes.c (init_optimization_passes): Don't call
5207 pass_mark_used_blocks, remove dead code.
5209 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
5211 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
5212 * tree-ssa-live.h (register_ssa_partition): Likewise.
5214 2009-04-26 Michael Matz <matz@suse.de>
5217 * builtins.c (fold_builtin_next_arg): Handle SSA names.
5218 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
5219 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
5221 (compare_pairs): Swap cost comparison.
5222 (coalesce_ssa_name): Don't use change_partition_var.
5223 * tree-nrv.c (struct nrv_data): Add modified member.
5224 (finalize_nrv_r): Set it.
5225 (tree_nrv): Use it to update statements.
5226 (pass_nrv): Require PROP_ssa.
5227 * tree-mudflap.c (mf_decl_cache_locals,
5228 mf_build_check_statement_for): Use make_rename_temp.
5229 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
5230 * alias.c (find_base_decl): Handle SSA names.
5231 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
5232 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
5233 * rtl.h (set_reg_attrs_for_parm): Declare.
5234 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
5235 to "optimized", remove unused locals at finish.
5236 (execute_free_datastructures): Make global, call
5237 delete_tree_cfg_annotations.
5238 (execute_free_cfg_annotations): Don't call
5239 delete_tree_cfg_annotations.
5241 * ssaexpand.h: New file.
5242 * expr.c (toplevel): Include ssaexpand.h.
5243 (expand_assignment): Handle SSA names the same as register variables.
5244 (expand_expr_real_1): Expand SSA names.
5245 * cfgexpand.c (toplevel): Include ssaexpand.h.
5246 (SA): New global variable.
5247 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
5248 (SSAVAR): New macro.
5249 (set_rtl): New helper function.
5250 (add_stack_var): Deal with SSA names, use set_rtl.
5251 (expand_one_stack_var_at): Likewise.
5252 (expand_one_stack_var): Deal with SSA names.
5253 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
5254 before unique numbers.
5255 (expand_stack_vars): Use set_rtl.
5256 (expand_one_var): Accept SSA names, add asserts for them, feed them
5257 to above subroutines.
5258 (expand_used_vars): Expand all partitions (without default defs),
5259 then only the local decls (ignoring those expanded already).
5260 (expand_gimple_cond): Remove edges when jumpif() expands an
5262 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
5263 or remove abnormal edges. Ignore insns setting the LHS of a TERed
5265 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
5266 members of SA; deal with PARM_DECL partitions here; expand
5267 all PHI nodes, free tree datastructures and SA. Commit instructions
5268 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
5269 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
5270 info and statements at start, collect garbage at finish.
5271 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
5272 (VAR_ANN_PARTITION) Remove.
5273 (change_partition_var): Don't declare.
5274 (partition_to_var): Always return SSA names.
5275 (var_to_partition): Only accept SSA names.
5276 (register_ssa_partition): Only check argument.
5277 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
5279 (delete_var_map): Don't free it.
5280 (var_union): Only accept SSA names, simplify.
5281 (partition_view_init): Mark only useful SSA names as used.
5282 (partition_view_fini): Only deal with SSA names.
5283 (change_partition_var): Remove.
5284 (dump_var_map): Use ssa_name instead of partition_to_var member.
5285 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
5287 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
5288 (struct _elim_graph): New member const_dests; nodes member vector of
5290 (set_location_for_edge): New static helper.
5291 (create_temp): Remove.
5292 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
5293 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
5294 (new_elim_graph): Allocate const_dests member.
5295 (clean_elim_graph): Truncate const_dests member.
5296 (delete_elim_graph): Free const_dests member.
5297 (elim_graph_size): Adapt to new type of nodes member.
5298 (elim_graph_add_node): Likewise.
5299 (eliminate_name): Likewise.
5300 (eliminate_build): Don't take basic block argument, deal only with
5301 partition numbers, not variables.
5302 (get_temp_reg): New static helper.
5303 (elim_create): Use it, deal with RTL temporaries instead of trees.
5304 (eliminate_phi): Adjust all calls to new signature.
5305 (assign_vars, replace_use_variable, replace_def_variable): Remove.
5306 (rewrite_trees): Only do checking.
5307 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
5308 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
5309 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
5310 contains_tree_r, MAX_STMTS_IN_LATCH,
5311 process_single_block_loop_latch, analyze_edges_for_bb,
5312 perform_edge_inserts): Remove.
5313 (expand_phi_nodes): New global function.
5314 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
5315 functions, initialize new parameter, remember partitions having a
5317 (finish_out_of_ssa): New global function.
5318 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
5319 don't reset in_ssa_p here, don't disable TER when mudflap.
5320 (pass_del_ssa): Remove.
5321 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
5323 (execute_free_datastructures): Declare.
5324 * Makefile.in (SSAEXPAND_H): New variable.
5325 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
5326 * basic-block.h (commit_one_edge_insertion): Declare.
5327 * passes.c (init_optimization_passes): Move pass_nrv and
5328 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
5329 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
5330 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
5331 (redirect_branch_edge): Deal with super block when expanding, split
5332 out jump patching itself into ...
5333 (patch_jump_insn): ... here, new static helper.
5335 2009-04-26 Michael Matz <matz@suse.de>
5337 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
5338 beyond num_ssa_names.
5339 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
5340 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
5342 2009-04-26 Jakub Jelinek <jakub@redhat.com>
5345 * fwprop.c (forward_propagate_asm): New function.
5346 (forward_propagate_and_simplify): Propagate also into __asm, if it
5347 doesn't increase the number of referenced registers.
5350 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
5352 2009-04-26 Jakub Jelinek <jakub@redhat.com>
5354 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
5355 note_nonlocal_vla_type for nonlocal VLAs.
5356 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
5357 contains_remapped_vars, remap_vla_decls): New functions.
5358 (convert_nonlocal_reference_stmt): If not optimizing, call
5359 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
5360 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
5361 if it wasn't found in var_map.
5362 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
5363 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
5364 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
5366 * gimplify.c (nonlocal_vlas): New variable.
5367 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
5369 (gimplify_body): Create and destroy nonlocal_vlas.
5371 * dwarf2out.c (loc_descr_plus_const): New function.
5372 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
5373 mem_loc_descriptor, loc_descriptor_from_tree_1,
5374 descr_info_loc, gen_variable_die): Use it.
5376 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
5377 !TREE_STATIC VAR_DECLs.
5378 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
5379 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
5380 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
5381 DECL_BY_REFERENCE is valid.
5382 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
5383 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
5384 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
5385 Copy DECL_BY_REFERENCE.
5386 (struct nesting_copy_body_data): New type.
5387 (nesting_copy_decl): New function.
5388 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
5389 if they have variable length.
5391 2009-04-26 Michael Matz <matz@suse.de>
5393 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
5394 mark new temporaries for renaming.
5396 2009-04-26 Joseph Myers <joseph@codesourcery.com>
5399 * c-decl.c (global_bindings_p): Return negative value.
5400 (c_variable_size): New. Based on variable_size from
5402 (grokdeclarator): Call c_variable_size not variable_size.
5404 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
5406 * config/i386/i386.c (print_operand) ['z']: Fix typo.
5408 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
5410 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
5411 Redefine it to just use mingw/include.
5412 (ASM_SPEC): Rules for -m32 and -m64.
5413 (LINK_SPEC): Use Likewise.
5414 (SPEC_32): New define.
5415 (SPEC_64): Likewise.
5416 (SUB_LINK_SPEC): Likewise.
5417 (MULTILIB_DEFAULTS): New define.
5418 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
5419 Add multilib options.
5420 (MULTILIB_DIRNAMES): Likewise.
5421 (MULTILIB_OSDIRNAMES): Likewise.
5423 (INSTALL_LIBGCC): Likewise.
5425 2009-04-26 Joseph Myers <joseph@codesourcery.com>
5428 * c-tree.h (enum c_inline_static_type): New.
5429 (record_inline_static): Declare.
5430 * c-decl.c (struct c_inline_static, c_inline_statics,
5431 record_inline_static, check_inline_statics): New.
5432 (pop_file_scope): Call check_inline_statics.
5433 (start_decl): Call record_inline_static instead of pedwarning
5434 directly for static in inline function.
5435 * c-typeck.c (build_external_ref): Call record_inline_static
5436 instead of pedwarning directly for static referenced in inline
5439 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
5441 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
5442 not new but only being rescanned.
5443 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
5444 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
5445 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
5446 record_set_info, compute_set, grealloc): Remove.
5447 (recompute_all_luids): New function.
5448 (gcse_main): Don't compute sets, and don't do related memory
5449 allocations/free-ing. If something changed before the end of the
5450 pass, update LUIDs using recompute_all_luids.
5451 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
5452 (free_gcse_mem): Don't free it either.
5453 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
5454 Use the df insn LUIDs.
5455 (load_killed_in_block): Likewise.
5456 (compute_hash_table_work): Don't compute reg_set_in_block.
5457 (compute_transp): Use DF_REG_DEF_CHAINs.
5458 (local_cprop_pass): Don't use compute_sets and related functions.
5459 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
5460 Use get_max_uid() instead of max_cuid.
5461 (insert_insn_end_basic_block, pre_insert_copy_insn,
5462 update_ld_motion_stores): Don't try to
5463 keep reg_set tables up to date.
5464 (pre_insert_copies): Use df insn LUIDs.
5465 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
5466 (reg_set_info): Don't use extra bitmap argument.
5467 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
5468 information to compute regs_set_in_block.
5469 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
5470 (bypass_jumps): Don't use compute_sets and friends.
5472 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5475 * opts.c (undocumented_msg): Do not leave blank even with
5478 2009-04-25 Joseph Myers <joseph@codesourcery.com>
5480 * c-decl.c (build_enumerator): Allow values folding to integer
5481 constants but not integer constant expressions with a pedwarn if
5484 2009-04-25 Joseph Myers <joseph@codesourcery.com>
5487 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
5488 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
5489 type is an integer constant.
5491 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
5494 * config/i386/i386.c (print_operand) ['z']: Revert handling of
5497 2009-04-25 Joseph Myers <joseph@codesourcery.com>
5500 * c-decl.c (grokdeclarator): Diagnose declarations of functions
5501 with variably modified return type and no storage class
5502 specifiers, except for the case of nested functions. Distinguish
5503 extern declarations of functions with variably modified return
5504 types from those of objects with variably modified types.
5506 2009-04-25 Jan Hubicka <jh@suse.cz>
5508 * tree.c (list_equal_p): New function.
5509 * tree.h (list_equal_p): Declare.
5510 * coretypes.h (edge_def, edge, const_edge, basic_block_def
5511 basic_block_def, basic_block, const_basic_block): New.
5512 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
5513 (redirect_eh_edge): New function.
5514 (make_eh_edge_update_phi): EH edges are not abnormal.
5515 * except.c: Include tree-flow.h.
5516 (list_match): New function.
5517 (eh_region_replaceable_by_p): New function.
5518 (replace_region): New function.
5519 (hash_type_list): New function.
5520 (hash_eh_region): New function.
5521 (eh_regions_equal_p): New function.
5522 (merge_peers): New function.
5523 (remove_unreachable_regions): Verify EH tree when checking;
5525 (copy_eh_region_1): New function.
5526 (copy_eh_region): New function.
5527 (push_reachable_handler): New function.
5528 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
5529 regions without label but with live RESX.
5530 * except.h (redirect_eh_edge_to_label): New.
5531 * tree-flow.h (redirect_eh_edge): New.
5532 * coretypes.h (edge_def, edge, const_edge, basic_block_def
5533 basic_block_def, basic_block, const_basic_block): Remove.
5534 * Makefile.in (except.o): Add dependency on tree-flow.h
5535 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
5536 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
5539 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
5542 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
5543 on the destination of memcpy.
5545 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
5547 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
5548 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
5549 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
5551 2009-04-25 Jan Hubicka <jh@suse.cz>
5553 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
5554 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
5555 to be reached by different label than left.
5556 (update_eh_edges): Update comment; remove edge_to_remove if possible
5557 and return true if suceeded.
5558 (cleanup_empty_eh): Accept sharing map; handle shared regions.
5559 (cleanup_eh): Compute sharing map.
5560 * except.c (remove_eh_handler_and_replace): Add argument if we should
5562 (remove_unreachable_regions): Update for label sharing.
5563 (label_to_region_map): Likewise.
5564 (get_next_region_sharing_label): New function.
5565 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
5567 (remove_eh_handler): Update.
5568 (remove_eh_region_and_replace_by_outer_of): New function.
5569 * except.h (struct eh_region): Add next_region_sharing_label.
5570 (remove_eh_region_and_replace_by_outer_of,
5571 get_next_region_sharing_label): Declare.
5572 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
5574 2009-04-25 Jan Hubicka <jh@suse.cz>
5576 * tree-cfg.c (split_critical_edges): Split also edges where we can't
5577 insert code even if they are not critical.
5579 2009-04-25 Jan Hubicka <jh@suse.cz>
5581 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
5582 (gimple_can_remove_branch_p): EH edges won't remove branch by
5584 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
5585 updating of non-abnormal EH edges.
5586 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
5587 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
5588 (split_critical_edges): Split also edges where emitting code on them
5589 will lead to splitting later.
5591 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
5592 H.J. Lu <hongjiu.lu@intel.com>
5595 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
5596 the configured assembler supports fildq and fistpq mnemonics.
5597 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
5598 * configure: Regenerated.
5601 * config/i386/i386.c (print_operand): Handle 'Z'.
5602 ['z']: Remove handling of special fild/fist suffixes.
5603 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
5604 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
5605 suffix of fild insn.
5606 (*floatsi<mode>2_vector_mixed): Ditto.
5607 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
5608 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
5609 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
5610 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
5611 * config/i386/gas.h (GAS_MNEMONICS): Remove.
5613 2009-04-25 Ben Elliston <bje@au.ibm.com>
5615 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
5616 the source of a set operation.
5618 2009-04-25 Anatoly Sokolov <aesok@post.ru>
5620 * target.h (struct gcc_target): Add case_values_threshold field.
5621 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
5622 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
5623 * targhooks.c (default_case_values_threshold): New function.
5624 * targhooks.h (default_case_values_threshold): Declare function.
5625 * stmt.c (expand_case): Use case_values_threshold target hook.
5626 * expr.h (case_values_threshold): Remove declartation.
5627 * expr.c (case_values_threshold): Remove function.
5628 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
5630 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
5631 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
5632 (avr_case_values_threshold): Declare as static.
5633 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
5635 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
5636 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
5637 (mn10300_case_values_threshold): New function.
5639 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
5641 * ira.c (setup_cover_and_important_classes): Add enum cast.
5643 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
5645 * genpreds.c (write_enum_constraint_num): Output definition of
5646 CONSTRAINT_NUM_DEFINED_P macro.
5647 * ira.c (setup_cover_and_important_classes): Use
5648 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
5650 2009-04-24 DJ Delorie <dj@redhat.com>
5652 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
5653 __SH2A_SINGLE_ONLY__ also.
5655 2009-04-24 Steve Ellcey <sje@cup.hp.com>
5657 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
5658 (movdf_internal): Ditto.
5659 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
5660 SFmode and DFmode constants.
5661 (ia64_print_operand): Add 'G' format for printing
5662 floating point constants.
5664 2009-04-24 Richard Guenther <rguenther@suse.de>
5666 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
5667 from unsigned additions.
5669 2009-04-24 Joseph Myers <joseph@codesourcery.com>
5671 * c-typeck.c (set_init_index): Allow array designators that are
5672 not integer constant expressions with a pedwarn if pedantic.
5674 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
5676 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
5677 zero if no overlap in nonzero bits between the operands.
5679 2009-04-24 Ian Lance Taylor <iant@google.com>
5681 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
5682 (record_dead_and_set_regs): Likewise.
5683 * df.h (struct df_mw_hardreg): Change flags field to int.
5684 (struct df_base_ref): Likewise.
5685 (struct df): Change changeable_flags field to int.
5686 * df-scan.c (df_defs_record): Change clobber_flags to int.
5687 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
5688 constants rather than #define macros.
5689 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
5690 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
5691 (enum dwarf_calling_convention): Likewise.
5692 (enum dwarf_line_number_x_ops): Likewise.
5693 (enum dwarf_call_frame_info): Likewise.
5694 (enum dwarf_source_language): Likewise.
5695 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
5696 (add_calling_convention_attribute): Likewise.
5697 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
5698 (combine_comparisons): Change compcode to int. Add cast to enum type.
5699 * genrecog.c (maybe_both_true_2): Change c to int.
5700 (write_switch): Likewise. Add cast to enum type.
5701 * gimplify.c (gimplify_omp_for): Handle return values from
5702 gimplify_expr using MIN rather than bitwise or.
5703 (gimplify_expr): Add cast to enum type.
5704 * ipa-prop.c (update_jump_functions_after_inlining): Change
5705 IPA_BOTTOM to IPA_JF_UNKNOWN.
5706 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
5707 Add casts to enum type.
5708 (setup_cover_and_important_classes): Change cl to int. Add casts
5710 (setup_class_translate): Change cl and mode to int.
5711 (ira_init_once): Change mode to int.
5712 (free_register_move_costs): Likewise.
5713 (setup_prohibited_mode_move_regs): Add casts to enum type.
5714 * langhooks.c (add_builtin_function_common): Rework assertion that
5715 value fits bitfield.
5716 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
5717 * omega.c (omega_do_elimination): Avoid math on enum types.
5718 * optabs.c (expand_vec_shift_expr): Remove casts to int.
5719 * opts.c (set_debug_level): Change 2 to enum constant. Use new
5720 int local to handle integral_argment value.
5721 * regmove.c (try_auto_increment): Change PUT_MODE to
5723 * reload.c (push_secondary_reload): Add casts to enum type.
5724 (secondary_reload_class, find_valid_class): Likewise.
5725 * reload1.c (emit_input_reload_insns): Likewise.
5726 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
5727 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
5728 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
5730 * tree.c (build_common_builtin_nodes): Add casts to enum type.
5731 * tree-complex.c (complex_lattice_t): Typedef to int rather than
5733 (expand_complex_libcall): Add casts to enum type.
5734 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
5735 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
5736 with ERROR_MARK, not NUM_TREE_CODES.
5737 (vect_create_epilog_for_reduction): Likewise.
5738 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
5739 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
5740 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
5742 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
5743 vect_unused_in_loop. Change 0 to loop_vect.
5744 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
5745 * var-tracking.c (get_init_value): Change return type to enum
5747 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
5748 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
5750 (arm_override_options): Add casts to enum type.
5751 (arm_emit_tls_decoration): Likewise.
5752 * config/i386/i386.c (ix86_function_specific_restore): Add casts
5754 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
5755 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
5756 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
5758 * config/s390/s390.c (code_for_builtin_64): Change to array of
5760 (code_for_builtin_31): Likewise.
5761 (s390_expand_builtin): Change code_for_builtin to enum insn_code
5763 * config/sparc/sparc.c (sparc_override_options): Change value
5764 field in struct code_model to enum cmodel. In initializer change
5765 0 to NULL and add cast to enum type.
5767 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
5768 Change all callers. Issue a -Wc++-compat warning using
5769 lhs_origtype if necessary.
5770 (convert_for_assignment): Issue -Wc++-compat warnings about
5771 invalid conversions to enum type on assignment.
5772 * c-common.h (build_modify_expr): Update declaration.
5774 2009-04-24 Nick Clifton <nickc@redhat.com>
5776 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
5777 (function_arg_advance): Likewise.
5778 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
5781 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5783 * config/s390/constraints.md ('I', 'J'): Fix condition.
5785 2009-04-24 Diego Novillo <dnovillo@google.com>
5787 * gengtype-parse.c (parse_error): Add newline after message.
5789 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
5791 * config/i386/sse.md (avxmodesuffixs): Removed.
5792 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
5793 (*avx_pinsr<ssevecsize>): This.
5795 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
5797 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
5798 follow chains of regs with a single definition, and allow expressions
5799 that are function_invariant_p.
5800 (simple_rhs_p): Allow expressions that are function_invariant_p.
5802 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
5805 * fold-const.c (fold_cond_expr_with_comparison): When folding
5806 > and >= to MAX, make sure the MAX uses the same type as the
5807 comparison's operands.
5809 2009-04-24 Nick Clifton <nickc@redhat.com>
5811 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
5812 addressing for DImode accesses.
5813 (frv_print_operand_address): Handle PLUS case.
5814 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
5816 2009-04-24 Jakub Jelinek <jakub@redhat.com>
5818 PR rtl-optimization/39794
5819 * alias.c (canon_true_dependence): Add x_addr argument.
5820 * rtl.h (canon_true_dependence): Adjust prototype.
5821 * cse.c (check_dependence): Adjust canon_true_dependence callers.
5822 * cselib.c (cselib_invalidate_mem): Likewise.
5823 * gcse.c (compute_transp): Likewise.
5824 * dse.c (scan_reads_nospill): Likewise.
5825 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
5826 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
5827 canon_base_addr of the group, plus optional offset.
5828 (struct group_info): Rename canon_base_mem to
5830 (get_group_info): Set canon_base_addr to canon_rtx of base, not
5831 canon_rtx of base_mem.
5833 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
5835 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
5836 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
5838 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5840 * config/spu/spu-builtins.h: Delete file.
5842 * config/spu/spu.h (enum spu_builtin_type): Move here from
5844 (struct spu_builtin_description): Likewise. Add GTY marker.
5845 Do not use enum spu_function_code or enum insn_code.
5846 (spu_builtins): Add extern declaration.
5848 * config/spu/spu.c: Do not include "spu-builtins.h".
5849 (enum spu_function_code, enum spu_builtin_type_index,
5850 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
5851 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
5852 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
5853 unsigned_V2DI_type_node): Move here from spu-builtins.h.
5854 (spu_builtin_types): Make static. Add GTY marker.
5855 (spu_builtins): Add extern declaration with GTY marker.
5858 * config/spu/spu-c.c: Do not include "spu-builtins.h".
5859 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
5860 Check programmatically whether all parameters are scalar.
5862 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
5864 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
5866 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
5867 assignment from the constructor either if the target is volatile.
5869 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
5871 * config/arm/arm.md (insv): Do not share operands[0].
5873 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
5875 * config/vxlib-tls.c (active_tls_threads): Delete.
5876 (delete_hook_installed): New.
5877 (tls_delete_hook): Don't delete the delete hook.
5878 (tls_destructor): Delete it here.
5879 (__gthread_set_specific): Adjust installing the delete hook.
5880 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
5881 __gthread_leave_tsd_dtor_context.
5883 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
5885 * c-format.c (gcc_tdiag_char_table): Add support for %E.
5887 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
5889 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
5891 (alpha_rtx_costs): Ditto.
5892 (emit_unlikely_jump): Use add_reg_note.
5893 (emit_frame_store_1): Ditto.
5894 (alpha_expand_prologue): Ditto.
5895 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5896 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
5898 2009-04-23 Nick Clifton <nickc@redhat.com>
5900 * config/v850/v850.md (epilogue): Remove suppressed code.
5901 (return): Rename to return_simple and remove test of frame size.
5902 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
5903 to gen_return_simple.
5905 2009-04-22 Jing Yu <jingyu@google.com>
5908 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
5910 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5913 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
5914 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
5915 value is a VECTOR_CST, the element type is the element type of the
5918 2009-04-22 DJ Delorie <dj@redhat.com>
5920 * config/m32c/m32c.h: Update GTY annotations to new syntax.
5922 2009-04-22 Jakub Jelinek <jakub@redhat.com>
5924 * alias.c (find_base_term): Move around LO_SUM case, so that
5925 CONST falls through into PLUS/MINUS handling.
5928 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
5929 into 0, use omit_one_operand.
5931 2009-04-23 Ben Elliston <bje@au.ibm.com>
5933 * config/rs6000/linux-unwind.h (get_regs): Remove type
5934 puns. Change the type of `pc' to an array of unsigned ints and
5935 update all users. Constify frame24.
5937 2009-04-22 DJ Delorie <dj@redhat.com>
5939 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
5940 declarations before code.
5941 (current_function_special_page_vector): Likewise.
5942 (m32c_expand_insv): Silence a warning.
5944 2009-04-21 Taras Glek <tglek@mozilla.com>
5946 * alias.c: Update GTY annotations to new syntax.
5947 * basic-block.h: Likewise.
5948 * bitmap.h: Likewise.
5949 * c-common.h: Likewise.
5950 * c-decl.c: Likewise.
5951 * c-parser.c: Likewise.
5952 * c-pragma.c: Likewise.
5953 * c-tree.h: Likewise.
5954 * cfgloop.h: Likewise.
5955 * cgraph.h: Likewise.
5956 * config/alpha/alpha.c: Likewise.
5957 * config/arm/arm.h: Likewise.
5958 * config/avr/avr.h: Likewise.
5959 * config/bfin/bfin.c: Likewise.
5960 * config/cris/cris.c: Likewise.
5961 * config/darwin.c: Likewise.
5962 * config/frv/frv.c: Likewise.
5963 * config/i386/i386.c: Likewise.
5964 * config/i386/i386.h: Likewise.
5965 * config/i386/winnt.c: Likewise.
5966 * config/ia64/ia64.h: Likewise.
5967 * config/iq2000/iq2000.c: Likewise.
5968 * config/mips/mips.c: Likewise.
5969 * config/mmix/mmix.h: Likewise.
5970 * config/pa/pa.c: Likewise.
5971 * config/pa/pa.h: Likewise.
5972 * config/rs6000/rs6000.c: Likewise.
5973 * config/s390/s390.c: Likewise.
5974 * config/sparc/sparc.c: Likewise.
5975 * config/xtensa/xtensa.c: Likewise.
5976 * cselib.h: Likewise.
5977 * dbxout.c: Likewise.
5978 * dwarf2out.c: Likewise.
5979 * except.c: Likewise.
5980 * except.h: Likewise.
5981 * fixed-value.h: Likewise.
5982 * function.c: Likewise.
5983 * function.h: Likewise.
5984 * gimple.h: Likewise.
5985 * integrate.c: Likewise.
5986 * optabs.c: Likewise.
5987 * output.h: Likewise.
5990 * stringpool.c: Likewise.
5991 * tree-data-ref.c: Likewise.
5992 * tree-flow.h: Likewise.
5993 * tree-scalar-evolution.c: Likewise.
5994 * tree-ssa-address.c: Likewise.
5995 * tree-ssa-alias.h: Likewise.
5996 * tree-ssa-operands.h: Likewise.
5999 * varasm.c: Likewise.
6000 * varray.h: Likewise.
6002 * coretypes.h: Do not define GTY macro if it is already defined.
6003 * doc/gty.texi: Update GTY documentation to new syntax.
6004 * gengtype-lex.l: Enforce attribute-like syntax for GTY
6005 annotations on structs.
6006 * gengtype-parse.c: Likewise.
6008 2009-04-22 Mark Heffernan <meheff@google.com>
6010 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
6012 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
6014 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
6017 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
6019 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
6020 the same as a PLUS without a shift. Increase the cost of a
6023 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6025 * Makefile.in: Update dependencies.
6026 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
6027 * errors.h: Remove bogus comment about compatibility.
6028 (warning): Update declaration.
6029 * genautomata.c: Update all calls to warning.
6030 * gimple.c: Do not include errors.h. Include toplev.h.
6031 * tree-ssa-structalias.c: Do not include errors.h.
6032 * omega.c: Likewise.
6033 * tree-ssa-reassoc.c: Likewise.
6034 * config/spu/spu-c.c: Likewise.
6035 * config/spu/t-spu-elf: Update dependencies.
6037 2009-04-22 Richard Guenther <rguenther@suse.de>
6039 PR tree-optimization/39824
6040 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
6041 make sure the types are compatible.
6043 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6046 * c-common.c (c_parse_error): Take a token_flags parameter.
6047 Use token_type for the token type instead.
6048 Pass token_flags to cpp_type2name.
6049 * c-common.h (c_parse_error): Update declaration.
6050 * c-parser.c (c_parser_error): Pass 0 as token flags.
6052 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
6054 PR rtl-optimization/39580
6055 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
6057 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6059 * function.c (expand_function_end): Do not emit a jump to the "naked"
6060 return label for fall-through returns.
6061 * except.c (sjlj_emit_function_exit): Always place the call to the
6062 unregister function at the location installed by expand_function_end.
6064 2009-04-22 Richard Guenther <rguenther@suse.de>
6066 PR tree-optimization/39845
6067 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
6068 (gen_inbound_check): Likewise.
6070 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
6072 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
6074 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
6075 * config/vxlib.c (__gthread_once): Add race guard for PPC.
6077 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
6079 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
6080 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
6081 shift counts to avoid out-of-bounds array accesses.
6083 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
6085 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
6086 (Pmode): Move above.
6088 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
6090 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
6091 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
6092 GET_CODE macro. Use IN_RANGE macro where appropriate.
6093 * config/alpha/alpha.h: Ditto.
6094 * config/alpha/alpha.md: Ditto.
6095 * config/alpha/constraints.md: Ditto.
6096 * config/alpha/predicates.md: Ditto.
6098 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
6100 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
6101 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6102 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6103 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6104 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6105 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6106 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6107 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6108 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6109 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6110 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6111 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6112 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6113 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6114 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6115 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6116 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6117 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6118 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6119 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6120 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6121 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6122 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6123 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6124 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6125 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6126 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
6128 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6130 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
6131 references from comments.
6132 * cfgbuild.c: (count_basic_blocks): Delete.
6133 (find_basic_blocks_1): Delete.
6134 (find_basic_blocks): Delete.
6135 * except.c (finish_eh_generation): Make static. Move comment from
6136 except.h here. Remove find_basic_blocks references from comments.
6137 * except.h (finish_eh_generation): Delete.
6138 * basic-block.h (find_basic_blocks): Delete.
6139 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
6141 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
6143 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
6144 (sdbout_parms): Likewise.
6146 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
6148 * config/sh/sh.c (prepare_cbranch_operands): Use
6149 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
6150 (expand_cbranchdi4): Likewise.
6151 (from_compare): Add cast to enum type.
6152 (expand_cbranchsi4): Use add_reg_note.
6153 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
6154 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
6155 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
6156 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
6157 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
6158 instead of CODE_FOR_nothing.
6159 (cbranchdi4): Likewise. Fix the order of arguments for
6161 (push_fpscr): Use add_reg_note.
6162 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
6163 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
6165 2009-04-21 Joseph Myers <joseph@codesourcery.com>
6167 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
6168 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
6169 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
6170 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
6171 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
6172 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
6173 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
6174 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
6175 config/alpha/x-vms, config/arc/t-arc,
6176 config/arm/README-interworking, config/arm/arm-c.c,
6177 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
6178 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
6179 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
6180 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
6181 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
6182 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
6183 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
6184 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
6185 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
6186 config/cris/t-elfmulti, config/crx/t-crx,
6187 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
6188 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
6189 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
6190 config/h8300/t-h8300, config/i386/athlon.md,
6191 config/i386/darwin-libgcc.10.4.ver,
6192 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
6193 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
6194 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
6195 config/i386/t-linux64, config/i386/t-nwld,
6196 config/i386/t-rtems-i386, config/i386/t-sol2-10,
6197 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
6198 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
6199 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
6200 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
6201 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
6202 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
6203 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
6204 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
6205 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
6206 config/m68k/t-uclinux, config/mcore/t-mcore,
6207 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
6208 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
6209 config/mips/crtn.asm, config/mips/irix-crti.asm,
6210 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
6211 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
6212 config/mips/mips-fixed.md, config/mips/sb1.md,
6213 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
6214 config/mips/t-iris6, config/mips/t-isa3264,
6215 config/mips/t-libgcc-mips16, config/mips/t-linux64,
6216 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
6217 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
6218 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
6219 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
6220 config/mn10300/t-linux, config/mn10300/t-mn10300,
6221 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
6222 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
6223 config/picochip/libgccExtras/clzsi2.asm,
6224 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
6225 config/rs6000/darwin-libgcc.10.4.ver,
6226 config/rs6000/darwin-libgcc.10.5.ver,
6227 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
6228 config/rs6000/t-aix43, config/rs6000/t-aix52,
6229 config/rs6000/t-darwin, config/rs6000/t-fprules,
6230 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
6231 config/rs6000/t-lynx, config/rs6000/t-netbsd,
6232 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
6233 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
6234 config/rs6000/t-rtems, config/rs6000/t-spe,
6235 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
6236 config/score/t-score-elf, config/sh/divcost-analysis,
6237 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
6238 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
6239 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
6240 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
6241 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
6242 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
6243 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
6244 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
6245 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
6246 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
6247 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
6248 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
6249 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
6250 limitx.h, version.c, xcoff.h: Add copyright and license notices.
6251 * config/h8300/genmova.sh: Include copyright and license notices
6252 in generated output.
6253 * config/h8300/mova.md: Regenerate.
6254 * doc/install.texi2html: Include word "Copyright" in copyright
6255 notice and use name "Free Software Foundation, Inc.".
6256 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
6257 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
6258 ChangeLog-2007, ChangeLog-2008: Correct dates.
6260 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
6262 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
6263 NE_EXPR operations as well.
6264 * c-parser.c (c_parser_condition): Do not set location information on
6266 (c_parser_conditional_expression): Likewise.
6267 (c_parser_binary_expression): Set location information on operators.
6268 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
6269 TRUTH_NOT_EXPR has been folded.
6270 * fold-const.c (fold_truth_not_expr): Copy location information from
6271 the incoming expression to the outgoing one.
6272 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
6273 recursive calls on the LHS of the operator but pass that of the
6274 operator to recursive calls on the RHS of the operator. Set it
6276 (shortcut_cond_expr): Set the locus of the operator on the second
6277 COND_EXPR and that of the expression on the first in degenerate cases.
6278 Pass the locus of the expression to calls to shortcut_cond_r.
6279 Set the locus of the 'then' block on the associated jump, if any.
6280 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
6281 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
6282 expression to call to gimplify_boolean_expr.
6284 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
6286 * config.gcc: Add additional configuration for
6287 i686-w64-mingw* and x86_64-w64-mingw* triplet.
6288 * config/i386/mingw-w64.h: New mingw-w64 specific header.
6289 (CPP_SPEC): Redefine for allowing -municode option.
6290 (STARTFILE_SPEC): Likewise.
6291 * config/i386/t-mingw-w64: New.
6292 * config/i386/mingw-w64.opt: New.
6293 (municode): Add new target option.
6294 * doc/invoke.texi (municode): Add documentation for new option.
6296 2009-04-21 Ian Lance Taylor <iant@google.com>
6298 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6299 Correct test for number of arguments.
6300 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
6302 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
6304 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
6305 argument of emit_library_call.
6307 2009-04-21 Richard Guenther <rguenther@suse.de>
6310 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
6311 inside VIEW_CONVERT_EXPRs.
6313 2009-04-21 Martin Jambor <mjambor@suse.cz>
6315 * tree-switch-conversion.c (build_constructors): Split a long line.
6316 (constructor_contains_same_values_p): New function.
6317 (build_one_array): Create assigns of constants if possible, do not
6318 call mark_sym_for_renaming, call update_stmt.
6319 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
6320 make_rename_temp. Do not call mark_symbols_for_renaming, call
6322 (gen_def_assigns): Do not call mark_symbols_for_renaming or
6323 find_new_referenced_vars, call update_stmt.
6324 (gen_inbound_check): Use create_tmp_var and create ssa names manually
6325 instead of calling make_rename_temp. Do not call
6326 find_new_referenced_vars or mark_symbols_for_renaming, call
6329 2009-04-21 Richard Guenther <rguenther@suse.de>
6331 PR tree-optimization/39827
6332 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
6333 (tree_ssa_phiprop): Pass the correct array size.
6335 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
6337 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
6339 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
6342 * c-typeck.c (lvalue_p): Move declaration ...
6343 * c-common.h (lvalue_p): ... to here.
6344 * c-common.c (candidate_equal_p): New.
6345 (add_tlist): Use it.
6346 (merge_tlist): Use it.
6347 (warn_for_collisions_1): Likewise.
6348 (warning_candidate_p): Accept more candidates.
6349 (verify_tree): A warning candidate can be an expression. Use
6352 2009-04-21 Ben Elliston <bje@au.ibm.com>
6355 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
6356 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
6357 options. Remove -mcall-solaris documentation.
6359 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6362 * doc/invoke.texi (-Wlong-long): Update description.
6363 * c-lex (interpret_integer): Only warn if there was no previous
6364 overflow and -Wlong-long is enabled.
6365 * c-decl.c (declspecs_add_type): Drop redundant flags.
6366 * c.opt (Wlong-long): Init to -1.
6367 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
6368 and front-end warn_long_long. Wlong-long only depends on other
6369 flags if it is uninitialized.
6370 * c-parser.c (disable_extension_diagnostics): warn_long_long is
6371 the same for CPP and FE.
6372 (restore_extension_diagnostics): Likewise.
6374 2009-04-20 Ian Lance Taylor <iant@google.com>
6376 Fix enum conversions which are invalid in C++:
6377 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
6378 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
6379 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
6380 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
6381 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
6382 (dbxout_parms): Likewise.
6383 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
6384 (df_clear_flags): Likewise.
6385 * df-problems.c (df_rd_bb_local_compute_process_def): Change
6386 top_flag parameter to int.
6387 (df_chain_create_bb_process_use): Likewise.
6388 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
6390 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
6391 (df_ref_create_structure, df_def_record_1): Likewise.
6392 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
6393 (df_notes_rescan): Change 0 to VOIDmode in function call.
6394 (df_get_call_refs, df_insn_refs_collect): Likewise.
6395 (df_bb_regs_collect): Likewise.
6396 (df_entry_block_defs_collect): Likewise.
6397 (df_exit_block_uses_collect): Likewise.
6398 * df.h: Update declarations.
6399 * double-int.c (double_int_divmod): Add cast to enum type.
6400 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
6401 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
6402 (based_loc_descr): Likewise.
6403 (loc_descriptor_from_tree_1): Change first_op and second_op to
6404 enum dwarf_location_atom. Add cast to enum type.
6405 * expmed.c (init_expmed): Change 0 to SET in function call.
6406 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
6407 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
6408 (do_store_flag): Likewise.
6409 * fixed-value.h (struct fixed_value): Change mode to enum
6411 * function.c (assign_parms): Change 0 to VOIDmode in function call.
6412 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
6414 (insert_insn_decl, insert_decl, insert_state): Likewise.
6415 (automata_list_finish): Likewise.
6416 * genrecog.c (process_define_predicate): Add cast to enum type.
6417 * gensupport.c (init_predicate_table): Add cast to enum type.
6418 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
6420 (gimple_build_call_1, gimple_build_label): Likewise.
6421 (gimple_build_goto, gimple_build_asm_1): Likewise.
6422 (gimple_build_switch_1, gimple_build_cdt): Likewise.
6423 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
6424 (enum fallback): Rename from enum fallback_t.
6425 (fallback_t): Typedef as int.
6426 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
6427 GSI_SAME_STMT in function call.
6428 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
6430 (setup_reg_class_relations): Likewise.
6431 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
6432 (setup_prohibited_class_mode_regs): Add cast to enum type.
6433 (setup_prohibited_mode_move_regs): Likewise.
6434 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
6435 (record_address_regs): Change i to enum reg_class.
6436 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
6437 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
6438 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
6439 (GET_MODE_2XWIDER_MODE): Likewise.
6440 (GET_CLASS_NARROWEST_MODE): Likewise.
6441 * omp-low.c (expand_omp_for): Add cast to enum type.
6442 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
6443 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
6444 * postreload.c (reload_cse_simplify_operands): Change rclass local
6446 * predict.c (combine_predictions_for_insn): Change best_predictor
6447 and predictor to enum br_predictor.
6448 (combine_predictions_for_bb): Likewise.
6449 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
6450 use SET_PREDICT_EXPR_OUTCOME.
6451 * real.c (real_arithmetic): Change icode to code in function call.
6452 * reginfo.c (init_move_cost): Add casts to enum type.
6453 (init_reg_sets_1, init_fake_stack_mems): Likewise.
6454 * regmove.c (regclass_compatible_p): Change class0 and class1 to
6456 * reload.c (find_valid_class): Add casts to enum type.
6457 (push_reload): Change 0 to NO_REGS in function call.
6458 (find_reloads): Change this_alternative to array of enum
6459 reg_class. Remove some now-unnecessary casts.
6460 (make_memloc): Change 0 to VOIDmode in function call.
6461 * reload1.c (reload): Change 0 to VOIDmode in function call.
6462 (eliminate_regs_1, elimination_effects): Likewise.
6463 (eliminate_regs_in_insn): Likewise.
6464 (emit_input_reload_insns): Add cast to enum type.
6465 (delete_output_reload): Change 0 to VOIDmode in function call.
6466 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
6467 to enum type in function call.
6468 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
6469 (SET_PREDICT_EXPR_OUTCOME): Define.
6470 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
6471 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
6472 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
6473 (dump_function): Likewise.
6474 * tree-dump.h: Update declarations.
6475 * tree-pass.h: Update declarations.
6476 * varasm.c (assemble_integer): Change mclass to enum mode_class.
6477 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
6479 (arm_rtx_costs_1): Correct parenthesization.
6480 (arm_rtx_costs): Add casts to enum type.
6481 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
6482 (vfp_emit_fstmd): Use add_rg_note.
6483 (emit_multi_reg_push, emit_sfm): Likewise.
6484 (thumb_set_frame_pointer): Likewise.
6485 (arm_expand_prologue): Likewise.
6486 (arm_regno_class): Change return type to enum reg_class.
6487 (thumb1_expand_prologue): Use add_reg_note.
6488 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
6489 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
6491 * config/arm/gentune.sh: Add cast to enum type.
6492 * config/arm/arm-tune.md: Rebuild.
6493 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
6494 (ix86_split_fp_branch, predict_jump): Likewise.
6495 (ix86_expand_multi_arg_builtin): Change sub_code from enum
6496 insn_code to enum rtx_code.
6497 (ix86_builtin_vectorized_function): Add cast to enum type.
6498 * config/i386/i386.md (truncdfsf2): Change slot to enum
6500 (truncxf<mode>2, isinf<mode>2): Likewise.
6501 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
6503 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
6504 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
6505 (insert_bundle_state): Change 1 to INSERT in function call.
6506 (ia64_add_bundle_selector_before): Likewise.
6507 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
6508 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
6509 (restore_stack_nonlocal): Likewise.
6510 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
6512 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
6514 (mips_rtx_costs): Likewise.
6515 (mips_override_options): Add casts to enum type.
6516 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
6518 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
6519 (store_reg, set_reg_plus_d): Likewise.
6520 (hppa_expand_prologue, hppa_profile_hook): Likewise.
6521 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
6523 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
6525 (emit_unlikely_jump): Use add_reg_note.
6526 (rs6000_emit_allocate_stack): Likewise.
6527 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
6528 (output_toc): Change 1 to INSERT in function call.
6529 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
6530 (rs6000_initialize_trampoline): Likewise.
6531 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
6533 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
6534 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
6535 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
6536 (save_gprs): Use add_reg_note.
6537 (s390_emit_prologue): Likewise.
6538 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
6539 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
6540 (sparc_fold_builtin): Add cast to enum type.
6541 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
6543 (spu_expand_prologue): Use add_reg_note.
6544 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
6546 2009-04-20 Ian Lance Taylor <iant@google.com>
6548 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
6549 (c_parser_postfix_expression_after_primary): Get VEC for list of
6550 arguments. Get original types of arguments. Call
6551 build_function_call_vec.
6552 (cached_expr_list_1, cached_expr_list_2): New static variables.
6553 (c_parser_expr_list): Change return type to VEC *. Add
6554 p_orig_types parameter. Change all callers.
6555 (c_parser_release_expr): New static function.
6556 (c_parser_vec_to_tree_list): New static function.
6557 * c-typeck.c (build_function_call): Rewrite to build a VEC and
6558 call build_function_call_vec.
6559 (build_function_call_vec): New function, based on old
6560 build_function_call.
6561 (convert_arguments): Remove nargs and argarray parameters. Change
6562 values to a VEC. Add origtypes parameter.
6563 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
6564 (convert_for_assignment): Add origtype parameter. Change all
6565 callers. If warn_cxx_compat, check for conversion to an enum
6566 type when calling a function.
6567 (store_init_value): Add origtype parameter. Change all callers.
6568 (digest_init): Likewise.
6569 (struct init_node): Add origtype field.
6570 (add_pending_init): Add origtype parameter. Change all callers.
6571 (output_init_element): Likewise.
6572 (output_pending_init_elements): Pass origtype from init_node to
6573 output_init_element.
6574 (process_init_element): Pass origtype from c_expr to
6575 output_init_element.
6576 (c_finish_return): Add origtype parameter. Change all callers.
6577 * c-common.c (sync_resolve_size): Change params to VEC *. Change
6579 (sync_resolve_params): Likewise.
6580 (sync_resolve_return): Change params to first_param. Change caller.
6581 (resolve_overloaded_builtins): Change params to VEC *. Change
6582 callers. Save first parameter around call to build_function_call_vec.
6583 * c-decl.c (finish_decl): Add origtype parameter. Change all
6584 callers. Call build_function_call_vec rather than
6585 build_function_call for cleanup.
6586 * c-tree.h: Update declarations.
6587 * c-common.h: Update declarations.
6588 * stub-objc.c (objc_rewrite_function_call): Change parameter from
6589 params to first_param.
6590 * target.h (struct gcc_target): Change resolve_overloaded_builtin
6591 params parameter from tree to void *.
6592 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6593 Change arglist parameter to have type void *, and to be a pointer
6595 * config/rs6000/rs6000-protos.h
6596 (altivec_resolve_overloaded_builtin): Update declaration.
6597 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
6598 fnargs parameter to have type void *, and to be a pointer to a
6599 VEC. Call build_function_call_vec instead of
6600 build_function_call.
6601 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
6603 2009-04-20 Joey Ye <joey.ye@intel.com>
6604 Xuepeng Guo <xuepeng.guo@intel.com>
6605 H.J. Lu <hongjiu.lu@intel.com>
6607 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
6609 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
6610 (IX86_LEA_PRIORITY): Likewise.
6611 (distance_non_agu_define): New function.
6612 (distance_agu_use): Likewise.
6613 (ix86_lea_for_add_ok): Likewise.
6614 (ix86_dep_by_shift_count): Likewise.
6616 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
6617 should split for LEA.
6619 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
6621 (ix86_dep_by_shift_count): Likewise.
6623 2009-04-20 Richard Guenther <rguenther@suse.de>
6625 * expr.c (handled_component_p): Move ...
6626 * tree.h (handled_component_p): ... here.
6627 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
6628 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
6629 and REALPART_EXPR to be in one group.
6631 2009-04-20 Richard Guenther <rguenther@suse.de>
6633 * basic-block.h (get_all_dominated_blocks): Declare.
6634 * dominance.c (get_all_dominated_blocks): New function.
6635 * tree-cfg.c (get_all_dominated_blocks): Remove.
6636 (remove_edge_and_dominated_blocks): Adjust.
6637 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
6638 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
6639 instead of recursing.
6641 2009-04-20 Doug Kwan <dougkwan@google.com>
6643 * cgraph.h (cgraph_node_ptr): New type for vector functions.
6644 (struct cgraph_node_set_def): New type.
6645 (cgraph_node_set) New type. Also declare vector functions.
6646 (struct cgraph_node_set_element_def): New type.
6647 (cgraph_node_set_element): Ditto.
6648 (cgraph_node_set_iterator): New iterator type.
6649 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
6650 cgraph_node_set_remove, dump_cgraph_node_set,
6651 debug_cgraph_node_set): New prototypes.
6652 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
6653 cgraph_node_set_size): New inlines.
6654 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
6656 (struct ipa_opt_pass): Add struct cgraph_node_set_def
6657 argument to function 'write_summary'.
6658 * ipa.c: Include ggc.h.
6659 (hash_cgraph_node_set_element,
6660 eq_cgraph_node_set_element, cgraph_node_set_new,
6661 cgraph_node_set_add, cgraph_node_set_remove,
6662 cgraph_node_set_find, dump_cgraph_node_set,
6663 debug_cgraph_node_set): New functions.
6664 * Makefile.in (ipa.o): Add dependency on GGC_H.
6666 2009-04-20 Ira Rosen <irar@il.ibm.com>
6668 PR tree-optimization/39675
6669 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
6670 check of the return code of vect_schedule_slp. Check that
6671 stmt_vec_info still exists for the statement, before checking its
6674 2009-04-20 Michael Matz <matz@suse.de>
6676 * Makefile.in (generated_files): Take out $(simple_generated_c).
6678 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
6680 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
6681 (UINTPTR_TYPE): Likewise.
6683 2009-04-19 Joseph Myers <joseph@codesourcery.com>
6686 * c-typeck.c (digest_init): Check for initializing an array with a
6689 2009-04-19 Joseph Myers <joseph@codesourcery.com>
6692 * c-semantics.c (pop_stmt_list): Propagate
6693 STATEMENT_LIST_HAS_LABEL to parent statement list.
6695 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
6697 * config/mips/mips.h (mips_tune_attr): New macro.
6698 * config/mips/mips.md (cpu): Use it.
6700 2009-04-19 Joseph Myers <joseph@codesourcery.com>
6703 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
6706 2009-04-19 Diego Novillo <dnovillo@google.com>
6708 * toplev.c (compile_file): Move call to coverage_finish ...
6709 * cgraphunit.c (ipa_passes): ... here.
6710 Call cgraph_process_new_functions.
6711 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
6712 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
6714 2009-04-19 Jan Hubicka <jh@suse.cz>
6716 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
6718 (dump_cgraph_node): Dump can throw external flag.
6719 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
6721 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6725 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
6726 * common.opt (Wlogical-op): Move from here...
6727 * c.opt (Wlogical-op): ... to here.
6728 * c-typeck.c (parser_build_binary_op): Update call to
6729 warn_logical_operator.
6730 * c-opts.c (c_common_post_options): Enable warn_logical_op with
6732 * c-common.c (warn_logical_op): Update.
6733 * c-common.h (warn_logical_op): Update declaration.
6735 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
6737 * tree.c (protected_set_expr_location): Fix formatting.
6739 2009-04-18 Joseph Myers <joseph@codesourcery.com>
6742 * c-typeck.c (readonly_warning): new.
6743 (build_unary_op, build_modify_expr): Use readonly_warning for
6744 storing into something readonly but not const-qualified.
6746 2009-04-18 Joseph Myers <joseph@codesourcery.com>
6749 * c-typeck.c (build_unary_op): Check for taking address of
6750 expression of type void.
6752 2009-04-18 Joseph Myers <joseph@codesourcery.com>
6755 * c-typeck.c (build_function_call): Check for calling a function
6756 with qualified void return types. Call require_complete_type when
6759 2009-04-18 Jan Hubicka <jh@suse.cz>
6761 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
6763 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
6764 can_throw_external flag.
6765 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
6766 * ipa-pure-const.c (ignore_edge): New function.
6767 (propagate): Compute order for NOTHROW computation; set NOTHROWs
6768 only over can_throw_external edges.
6769 (local_pure_const): Add nothrow flag.
6770 * ipa-utils.c (searchc): Add ignore_edge callback.
6771 (ipa_utils_reduced_inorder): Add ignore_edge callback.
6772 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
6773 (set_nothrow_function_flags): Update cgraph.
6774 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
6776 2009-04-18 Richard Guenther <rguenther@suse.de>
6779 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
6780 (fold_stmt): ... this and ...
6781 (fold_stmt_inplace): ... this.
6782 (fold_stmt_1): Fold references in calls and asms.
6783 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
6785 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
6787 * tree-vrp.c (ssa_name_nonzero_p): Remove.
6788 * tree.h: Remove the prototype for ssa_name_nonzero_p.
6790 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
6792 * tree.c (function_args_count): Remove.
6793 * tree.h: Remove the prototype for function_args_count.
6795 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
6797 * tree-iterator.c (expr_only): Remove.
6798 * tree.h: Remove the prototype for expr_only.
6800 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
6802 * reginfo.c (cannot_change_mode_set_regs): Remove.
6803 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
6805 2009-04-08 Anatoly Sokolov <aesok@post.ru>
6807 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
6808 whether operands 0 and 1 overlaps.
6810 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
6813 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
6814 pointer. Use warning_at instead of warning.
6815 (search_for_addr_array): Likewise.
6816 (check_array_bounds): Likewise.
6817 (check_all_array_refs): Check that the incoming edge is not in the
6818 list of edges to be removed.
6819 (check_all_array_refs): Avoid the temporal pointer.
6820 (vrp_visit_cond_stmt): Fix typo.
6821 (simplify_switch_using_ranges): Handle the case where the switch
6822 index is an integer constant.
6824 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
6826 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
6828 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
6830 * doc/extend.texi, doc/invoke.texi: Fix typos.
6832 2009-04-17 Cary Coutant <ccoutant@google.com>
6834 * tree-flow-inline.h (get_lineno): Fix inverted test.
6836 2009-04-17 Diego Novillo <dnovillo@google.com>
6838 * tree-ssa-pre.c (create_expression_by_pieces): Remove
6839 assertion for AVAIL_OUT.
6841 2009-04-17 Mike Frysinger <vapier@gentoo.org>
6844 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
6845 * config/sh/linux-atomic.asm: Likewise.
6847 2009-04-17 Diego Novillo <dnovillo@google.com>
6849 * except.c (debug_eh_tree): New.
6850 (struct eh_region, struct eh_status): Move ...
6851 * except.h: ... here.
6852 (add_type_for_runtime): Declare extern.
6853 (lookup_type_for_runtime): Likewise.
6854 (debug_eh_tree): Declare.
6855 * Makefile.in (GTFILES): List except.h before except.c
6857 2009-04-17 Diego Novillo <dnovillo@google.com>
6859 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
6860 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
6861 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
6862 (find_vars_r): ... here.
6863 * tree-flow.h (find_referenced_vars_in): Declare.
6864 * tree-ssa-pre.c (create_expression_by_pieces): Assert
6865 that AVAIL_OUT exists for BLOCK.
6866 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
6867 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
6868 (tree-parloops.o): Likewise.
6870 2009-04-17 Simon Baldwin <simonb@google.com>
6872 * toplev.c (default_tree_printer): Add handling for %E format.
6874 2009-04-17 Diego Novillo <dnovillo@google.com>
6876 * tree-pretty-print.c (dump_generic_node): Add break after
6877 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
6878 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
6879 FUNCTION_TYPE together. Call print_struct_decl when printing
6880 structures and TDF_SLIM is not given.
6881 (print_struct_decl): Fix logic for detecting recursion.
6883 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
6886 * gcc.c (create_at_file): New.
6887 (compile_input_file_p): New.
6888 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
6889 * main.c (main): Update call to toplev_main.
6890 * toplev.c (toplev_main): Change signature. Call expandargv.
6891 * toplev.h (toplev_main): Change signature.
6893 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
6895 * dwarf2out.c (field_byte_offset): Use the type size as the field size
6896 if the latter is not constant.
6898 2009-04-17 David Edelsohn <edelsohn@gnu.org>
6900 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
6902 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
6904 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
6905 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
6907 2009-04-17 Richard Guenther <rguenther@suse.de>
6909 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6910 Handle component references view-converting an invariant address.
6912 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
6914 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
6915 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
6916 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
6917 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
6918 Use @deftypevr rather than @deftypevar.
6920 2009-04-17 Richard Guenther <rguenther@suse.de>
6922 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
6923 (get_prop_source_stmt): Likewise.
6924 (can_propagate_from): Likewise.
6926 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
6928 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
6929 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
6930 (--with-multilib-list): Add default value.
6931 * configure: Regenerate.
6932 * Makefile.in (TM_ENDIAN_CONFIG): Define.
6933 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
6934 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
6935 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
6936 Don't add default cpu to multilib list unnecessarily, but do enable
6937 the relevant compiler option..
6938 Add support for --with-multilib-list=<blank> and
6939 --with-multilib-list=!<somelib> to supress unwanted multilibs.
6940 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
6941 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
6942 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
6944 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
6945 (MULTILIB_OSDIRNAMES): New variable.
6946 * config/sh/t-1e: Delete file.
6947 * config/sh/t-mlib-sh1: Delete file.
6948 * config/sh/t-mlib-sh2: Delete file.
6949 * config/sh/t-mlib-sh2a: Delete file.
6950 * config/sh/t-mlib-sh2a-nofpu: Delete file.
6951 * config/sh/t-mlib-sh2a-single: Delete file.
6952 * config/sh/t-mlib-sh2a-single-only: Delete file.
6953 * config/sh/t-mlib-sh2e: Delete file.
6954 * config/sh/t-mlib-sh3e: Delete file.
6955 * config/sh/t-mlib-sh4: Delete file.
6956 * config/sh/t-mlib-sh4-nofpu: Delete file.
6957 * config/sh/t-mlib-sh4-single: Delete file.
6958 * config/sh/t-mlib-sh4-single-only: Delete file.
6959 * config/sh/t-mlib-sh4a: Delete file.
6960 * config/sh/t-mlib-sh4a-nofpu: Delete file.
6961 * config/sh/t-mlib-sh4a-single: Delete file.
6962 * config/sh/t-mlib-sh4a-single-only: Delete file.
6963 * config/sh/t-mlib-sh4al: Delete file.
6964 * config/sh/t-mlib-sh5-32media: Delete file.
6965 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
6966 * config/sh/t-mlib-sh5-64media: Delete file.
6967 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
6968 * config/sh/t-mlib-sh5-compact: Delete file.
6969 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
6970 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
6971 * doc/install.texi (Options specification): Add
6972 --with-multilib-list and --with-endian.
6974 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
6976 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
6978 (OBJS-common): Add plugin-version.o.
6979 (plugin-version.o): New.
6980 * gcc-plugin.h (plugin_gcc_version): New.
6981 (plugin_default_version_check): New.
6982 (plugin_init_func, plugin_init): Add version argument.
6983 * plugin-version.c: New.
6984 * plugin.c (str_plugin_gcc_version_name): New.
6985 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
6986 pass it to the init function.
6987 (plugin_default_version_check): New.
6989 2009-04-17 Richard Guenther <rguenther@suse.de>
6991 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
6992 for decl-vs-decl disambiguation.
6994 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
6996 * config/s390/s390.h (s390_tune_attr): New macro definition.
6997 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
6999 2009-04-17 Richard Guenther <rguenther@suse.de>
7001 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
7002 (fold_stmt_r): Likewise.
7003 (maybe_fold_reference): New function.
7004 (fold_gimple_assign): Handle cases fold_stmt_r did.
7005 (fold_stmt): Do not use fold_stmt_r.
7006 (fold_stmt_inplace): Likewise.
7008 2009-04-17 Richard Guenther <rguenther@suse.de>
7010 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
7011 (record_equivalences_from_stmt): Remove useless checks and
7013 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
7014 the type is already suitable.
7016 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
7018 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
7020 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
7022 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
7023 (CMPtype): Define as __gcc_CMPtype.
7025 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
7027 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
7028 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
7030 2009-04-17 Richard Guenther <rguenther@suse.de>
7032 PR tree-optimization/39746
7033 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
7034 special-casing for builtins and static variable use/def.
7035 (call_may_clobber_ref_p_1): Likewise.
7037 2009-04-16 Ian Lance Taylor <iant@google.com>
7039 * df.h: Include "timevar.h".
7040 (struct df_problem): Change tv_id field to timevar_id_t.
7041 * tree-pass.h: Include "timevar.h".
7042 (struct opt_pass): Change tv_id field to timevar_id_t.
7043 * timevar.h (timevar_id_t): Define TV_NONE.
7044 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
7045 TV_NONE rather than tv_id != 0.
7046 (execute_one_pass): Likewise.
7047 * Makefile.in (DF_H): Add $(TIMEVAR_H).
7048 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
7049 dependencies to $(TREE_PASS_H).
7050 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
7052 (pass_branch_target_load_optimize2): Likewise.
7053 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
7054 (pass_outof_cfg_layout_mode): Likewise.
7055 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
7056 (pass_rebuild_cgraph_edges): Likewise.
7057 (pass_remove_cgraph_callee_edges): Likewise.
7058 * df-core.c (pass_df_initialize_opt): Likewise.
7059 (pass_df_initialize_no_opt): Likewise.
7060 (pass_df_finish): Likewise.
7061 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
7062 * except.c (pass_set_nothrow_function_flags): Likewise.
7063 (pass_convert_to_eh_region_ranges): Likewise.
7064 * final.c (pass_compute_alignments): Likewise.
7065 * function.c (pass_instantiate_virtual_regs): Likewise.
7066 (pass_init_function): Likewise.
7067 (pass_leaf_regs): Likewise.
7068 (pass_match_asm_constraints): Likewise.
7069 * gimple-low.c (pass_lower_cf): Likewise.
7070 (pass_mark_used_blocks): Likewise.
7071 * init-regs.c (pass_initialize_regs): Likewise.
7072 * integrate.c (pass_initial_value_sets): Likewise.
7073 * ira.c (pass_ira): Likewise.
7074 * jump.c (pass_cleanup_barriers): Likewise.
7075 * omp-low.c (pass_expand_omp): Likewise.
7076 (pass_lower_omp): Likewise.
7077 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
7078 * recog.c (pass_split_all_insns): Likewise.
7079 (pass_split_after_reload): Likewise.
7080 (pass_split_before_regstack): Likewise.
7081 (pass_split_before_sched2): Likewise.
7082 (pass_split_for_shorten_branches): Likewise.
7083 * reginfo.c (pass_reginfo_init): Likewise.
7084 (pass_subregs_of_mode_init): Likewise.
7085 (pass_subregs_of_mode_finish): Likewise.
7086 * passes.c (pass_postreload): Likewise.
7087 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
7088 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
7089 (pass_warn_function_return): Likewise.
7090 (pass_warn_function_noreturn): Likewise.
7091 * tree-complex.c (pass_lower_complex): Likewise.
7092 (pass_lower_complex_O0): Likewise.
7093 * tree-if-conv.c (pass_if_conversion): Likewise.
7094 * tree-into-ssa.c (pass_build_ssa): Likewise.
7095 * tree-mudflap.c (pass_mudflap_1): Likewise.
7096 (pass_mudflap_2): Likewise.
7097 * tree-nomudflap.c (pass_mudflap_1): Likewise.
7098 (pass_mudflap_2): Likewise.
7099 * tree-nrv.c (pass_return_slot): Likewise.
7100 * tree-object-size.c (pass_object_sizes): Likewise.
7101 * tree-optimize.c (pass_all_optimizations): Likewise.
7102 (pass_early_local_passes): Likewise.
7103 (pass_all_early_optimizations): Likewise.
7104 (pass_cleanup_cfg): Likewise.
7105 (pass_cleanup_cfg_post_optimizing): Likewise.
7106 (pass_free_datastructures): Likewise.
7107 (pass_free_cfg_annotations): Likewise.
7108 (pass_fixup_cfg): Likewise.
7109 (pass_init_datastructures): Likewise.
7110 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
7111 (pass_late_warn_uninitialized): Likewise.
7112 (pass_update_address_taken): Likewise.
7113 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
7114 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
7115 (pass_cse_sincos): Likewise.
7116 (pass_convert_to_rsqrt): Likewise.
7117 * tree-ssa-structalias.c (pass_build_alias): Likewise.
7118 * tree-stdarg.c (pass_stdarg): Likewise.
7119 * tree-tailcall.c (pass_tail_recursion): Likewise.
7120 (pass_tail_calls): Likewise.
7121 * tree-vect-generic.c (pass_lower_vector): Likewise.
7122 (pass_lower_vector_ssa): Likewise.
7123 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
7125 2009-04-16 Joseph Myers <joseph@codesourcery.com>
7127 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
7129 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
7131 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
7132 logical and signext.
7134 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
7137 * config/sh/predicates.md (arith_operand): Check if the operand
7138 of TRUNCATE is a REG.
7140 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7142 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
7143 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
7145 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7147 * tree-iterator.c (tsi_split_statement_list_after,
7148 tsi_split_statement_list_before): Remove.
7149 * tree-iterator.h: Remove the prototypes for
7150 tsi_split_statement_list_after and tsi_split_statement_list_before.
7152 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7154 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
7155 * tree-ssa-propagate.h: Remove the prototype for
7156 stmt_makes_single_load.
7158 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7160 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
7161 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
7163 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7165 * tree-iterator.c (EXPR_LAST_BODY): Remove.
7167 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7169 * except.c (eh_region_outer_p): Remove.
7170 * except.h: Remove the prototype for eh_region_outer_p.
7172 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
7174 * function.c (current_function_assembler_name): Remove.
7175 * function.h: Remove the prototype for
7176 current_function_assembler_name.
7178 2009-04-16 Ian Lance Taylor <iant@google.com>
7180 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
7181 (add_reg_note): Call alloc_reg_note.
7182 * rtl.h (alloc_reg_note): Declare.
7183 * combine.c (try_combine): Use alloc_reg_note.
7184 (recog_for_combine, move_deaths): Likewise.
7185 (distribute_notes): Use alloc_reg_note and add_reg_note.
7186 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
7187 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
7188 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
7190 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
7192 PR rtl-optimization/39762
7193 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
7194 ira_may_move_out_cost): Add comments about way of their usage.
7195 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
7197 * ira-conflicts.c (process_regs_for_copy): Use function
7198 ira_get_register_move_cost instead of global
7199 ira_register_move_cost.
7201 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
7202 color_pass, move_spill_restore, update_curr_costs): Ditto.
7204 * ira-lives.c (process_single_reg_class_operands): Ditto.
7206 * ira-emit.c (emit_move_list): Ditto.
7208 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
7209 (record_reg_classes): Ditto. Use functions
7210 ira_get_register_move_cost and ira_get_may_move_cost instead of
7211 global vars ira_register_move_cost, ira_may_move_out_cost and
7212 ira_may_move_in_cost.
7213 (record_address_regs): Don't call ira_init_register_move_cost.
7214 Use function ira_get_may_move_cost instead of global
7215 ira_may_move_in_cost.
7216 (process_bb_node_for_hard_reg_moves): Use function
7217 ira_get_register_move_cost instead of global ira_register_move_cost.
7218 (ira_costs): Don't call ira_init_register_move_cost.
7220 2009-04-16 Richard Guenther <rguenther@suse.de>
7222 * tree-cfg.c (verify_gimple_assign_binary):
7223 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
7224 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
7225 (create_general_new_stmt): Note that this function is broken.
7227 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
7229 * common.opt (fhelp): Add Var(help_flag).
7230 * gcc-plugin.h (plugin_info): Add help.
7231 * plugin.c (plugin_name_args): Add help.
7232 (register_plugin_info): Set plugin->help.
7233 (print_help_one_plugin): New.
7234 (print_plugins_help): New.
7235 * plugin.h (print_plugins_help): New.
7236 * toplev.c (toplev_main): Call print_plugins_help if needed.
7238 2009-04-16 Richard Guenther <rguenther@suse.de>
7240 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
7241 (gimple_ior_addresses_taken_1): New function.
7242 (gimple_ior_addresses_taken): Likewise.
7243 * gimple.h (struct gimple_statement_with_ops_base): Remove
7244 addresses_taken member.
7245 (gimple_ior_addresses_taken): Declare.
7246 (gimple_addresses_taken, gimple_addresses_taken_ptr,
7247 gimple_set_addresses_taken): Remove.
7248 * ipa-reference.c (mark_address): New function.
7249 (scan_stmt_for_static_refs): Use it for marking addresses taken.
7250 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
7251 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
7252 (gimple_add_to_addresses_taken): Remove.
7253 (get_tmr_operands): Call mark_address_taken.
7254 (get_asm_expr_operands): Likewise.
7255 (get_expr_operands): Likewise.
7256 (build_ssa_operands): Do not clear the addresses_taken bitmap.
7257 (free_stmt_operands): Do not free it.
7258 * tree-ssa.c (delete_tree_ssa): Likewise.
7259 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
7261 2009-04-16 Richard Guenther <rguenther@suse.de>
7263 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
7264 (walk_stmt_load_store_ops): Likewise.
7265 * gimple.c (get_base_loadstore): New function.
7266 (walk_stmt_load_store_addr_ops): Likewise.
7267 (walk_stmt_load_store_ops): Likewise.
7268 * ipa-pure-const.c (check_op): Simplify.
7269 (check_load, check_store): New functions.
7270 (check_stmt): Use walk_stmt_load_store_ops.
7271 * ipa-reference.c (mark_load): Adjust signature.
7272 (mark_store): Likewise.
7273 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
7275 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
7277 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
7279 * opts.c (common_handle_option): Don't call print_version.
7280 * plugin.c (plugin_name_args): Add version.
7281 (register_plugin_info): New.
7282 (register_callback): Handle PLUGIN_INFO.
7283 (try_init_one_plugin): New.
7284 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
7286 (finalize_one_plugin): New.
7287 (finalize_plugins): New.
7288 (print_one_plugin): New.
7289 (print_plugins_versions): New.
7290 * plugin.h (print_plugins_versions): New.
7291 (finalize_plugins): New.
7292 * toplev.c (compile_file): Don't call initialize_plugins.
7293 (print_version): Call print_plugins_versions.
7294 (toplev_main): Call initialize_plugins. Print version if needed.
7295 Call finalize_plugins.
7297 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
7299 * common.opt (fversion): New.
7300 * gcc.c (print_version): New.
7301 (process_command): Don't print the version. Just set print_version.
7302 (main): Print version. Call subprocesses if print_version and
7303 verbose_flag are set.
7304 * opts.c (common_handle_option): Handle OPT_fversion.
7306 2009-04-16 Richard Guenther <rguenther@suse.de>
7307 Ira Rosen <irar@il.ibm.com>
7309 PR tree-optimization/39698
7310 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
7311 type of the reduction variable. Only generate the def if
7314 * omp-low.c (expand_omp_for_generic): When converting to a pointer
7315 make sure to first convert to an integer of the same precision.
7316 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
7317 the type of the evolution correctly in computing the new
7318 induction variable base.
7320 2009-04-16 Richard Guenther <rguenther@suse.de>
7323 * tree-cfg.c (make_blocks): Split statements with to-be
7324 abnormal SSA names on the lhs.
7326 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
7328 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
7329 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
7330 * c-typeck.c (really_start_incremental_init): Likewise.
7331 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
7332 (TARGET_INITIALIZER): Remove it.
7333 * target.h (struct target): Remove vector_opaque_p.
7334 * tree.c (build_opaque_vector_type): New.
7335 * tree.h (TYPE_VECTOR_OPAQUE): New.
7336 (build_opaque_vector_type): Declare.
7337 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
7338 * config/rs6000/rs6000.c (build_opaque_vector_type,
7339 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
7340 (rs6000_init_builtins): Use build_opaque_vector_type for
7341 opaque_V4SI_type_node.
7343 2009-04-15 Catherine Moore <clm@codesourcery.com>
7345 * debug.h (set_name): Declare.
7346 * dwarf2out.c (dwarf2out_set_name): Declare.
7347 (dwarf2_debug_hooks): Add set_name.
7348 (find_AT_string): New.
7349 (add_AT_string): Call find_AT_string.
7350 (dwarf2out_set_name): New.
7351 * cp/decl.c (grokdeclarator): Call set_name.
7352 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
7353 * debug.c (do_nothing_debug_hooks): Likewise.
7354 * dbxout.c (dbx_debug_hooks): Likewise.
7355 * sdbout.c (sdb_debug_hooks): Likewise.
7357 2009-04-15 Michael Eager <eager@eagercon.com>
7359 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
7360 reg for single-precision FPU.
7361 * config/rs6000/rs6000.md (movsi_internal1): Only for
7363 (movsi_internal1_single): New. Add pattern to move SI values to/from
7364 single-precision FP regs.
7366 2009-04-15 Richard Guenther <rguenther@suse.de>
7368 * omp-low.c (lower_rec_input_clauses): Build correct address
7370 (expand_omp_for_generic): Fix multiplication type.
7371 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
7372 (generate_memset_zero): Fix types.
7373 * tree-profile.c (prepare_instrumented_value): Correctly
7376 2009-04-15 Ian Lance Taylor <iant@google.com>
7378 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
7379 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
7380 for -Wall and for -Wc++-compat.
7381 (c_common_post_options): For C++, set warn_enum_compare if not
7383 * c-tree.h (struct c_expr): Add field original_type.
7384 (build_external_ref): Update declaration.
7385 * c-parser.c (c_parser_braced_init): Set original_type.
7386 (c_parser_initelt): Likewise.
7387 (c_parser_expr_no_commas): Likewise.
7388 (c_parser_conditional_expression): Likewise.
7389 (c_parser_cast_expression): Likewise.
7390 (c_parser_unary_expression): Likewise. Pull setting of
7391 original_code to top of function.
7392 (c_parser_sizeof_expression): Set original_type.
7393 (c_parser_alignof_expression): Likewise.
7394 (c_parser_postfix_expression): Likewise. Pull setting of
7395 original_code to top of function.
7396 (c_parser_postfix_expression_after_paren_type): Set original_type.
7397 (c_parser_postfix_expression_after_primary): Likewise.
7398 (c_parser_expression): Likewise.
7399 * c-typeck.c (build_external_ref): Add type parameter. Change all
7401 (c_expr_sizeof_expr): Set original_type field.
7402 (parser_build_unary_op): Likewise.
7403 (parser_build_binary_op): Likewise. Optionally warn about
7404 comparisons of enums of different types.
7405 (digest_init): Set original_type field.
7406 (really_start_incremental_init): Likewise.
7407 (push_init_level, pop_init_level): Likewise.
7408 * doc/invoke.texi (Warning Options): -Wenum-compare now
7411 2009-04-15 Richard Guenther <rguenther@suse.de>
7413 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
7414 out a necessary conversion.
7415 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
7416 names we didn't value number.
7417 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
7419 2009-04-15 Richard Guenther <rguenther@suse.de>
7421 PR tree-optimization/39764
7422 * tree-ssa-ccp.c (get_value): Canonicalize value with
7423 canonicalize_float_value.
7425 2009-04-15 Jan Hubicka <jh@suse.cz>
7427 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
7428 Wrong version of patch.
7430 2009-04-15 Jan Hubicka <jh@suse.cz>
7432 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
7434 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
7436 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
7437 our distinct integral and vector types.
7439 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
7441 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
7442 * init.c (build_vtbl_address): Remove call to assemble_external.
7444 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
7446 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
7447 output for other floating point modes.
7449 2009-04-14 Diego Novillo <dnovillo@google.com>
7451 * diagnostic.c (diagnostic_report_diagnostic): Do not
7452 warn about loaded plugins for DK_ERROR and DK_WARNING.
7453 * c-decl.c (declspecs_add_type): Move call to
7454 invoke_plugin_callbacks ...
7455 * c-parser.c (c_parser_declspecs): ... here.
7456 * plugin.c (dump_active_plugins): Tidy output.
7458 2009-04-14 Diego Novillo <dnovillo@google.com>
7459 Le-Chun Wu <lcwu@google.com>
7461 * configure.ac: Add --enable-plugin support.
7462 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
7463 * Makefile.in (PLUGIN_H): Define.
7464 Export ENABLE_PLUGIN and GMPINC to site.exp.
7465 Add PLUGINLIBS to link command.
7466 Add/modify dependencies for plugin.o and files including plugin.h.
7468 * config.in: Regenerate.
7470 * opts.c (common_handle_option): Handle OPT_fplugin_ and
7473 2009-04-14 Le-Chun Wu <lcwu@google.com>
7475 * tree-pass.h (register_one_dump_file): Add a prototype for
7476 register_one_dump_file.
7477 * toplev.c (compile_file): Call initialize_plugins.
7478 (do_compile): Call invoke_plugin_callbacks.
7479 (toplev_main): Call invoke_plugin_callbacks.
7480 * common.opt: Add -fplugin= and -fplugin-arg-.
7481 * gcc-plugin.h: New public header file for plugins to include.
7482 * plugin.c: New source file.
7483 * plugin.h: New internal header file.
7484 * passes.c (register_one_dump_file): Make it external.
7486 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
7488 2009-04-14 Diego Novillo <dnovillo@google.com>
7490 * doc/plugins.texi: New.
7491 * doc/gccint.texi: Add reference to Plugins chapter.
7492 * doc/invoke.texi: Document -fplugin and -fplugin-arg
7493 * diagnostic.c (diagnostic_report_diagnostic): Warn about
7494 loaded plugins, if any.
7495 * timevar.def (TV_PLUGIN_INIT): Define.
7496 (TV_PLUGIN_RUN): Define.
7497 * plugin.c: Include timevar.h
7498 (plugins_active_p): New.
7499 (dump_active_plugins): New.
7500 (debug_active_plugins): New.
7502 2009-04-14 Joseph Myers <joseph@codesourcery.com>
7504 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
7506 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
7508 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
7510 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
7511 the same as a minus without a shift.
7513 2009-04-14 Nick Clifton <nickc@redhat.com>
7515 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
7516 comparisons with small integers will always produce a short
7519 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
7522 2008-12-19 Diego Novillo <dnovillo@google.com>
7524 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
7526 2009-04-14 Richard Guenther <rguenther@suse.de>
7528 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
7530 (verify_gimple_assign_binary): Likewise. Handle shifts and
7532 (verify_gimple_phi): Print the mismatched argument position.
7533 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7535 (vect_update_init_of_dr): Likewise.
7536 * matrix-reorg.c (transform_access_sites): Do what the
7538 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
7540 2009-04-13 Michael Eager <eager@eagercon.com>
7542 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
7543 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
7544 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
7545 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
7546 remove duplicate config
7548 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7550 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
7551 file_name:line_number type locator of the call site.
7553 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
7555 * genautomata.c: Put blank after comma.
7556 (automaton_decls): New.
7557 (struct unit_usage): Add comments to member next.
7558 (store_alt_unit_usage): Keep the list ordered.
7559 (unit_present_on_list_p, equal_alternatives_p): New.
7560 (check_regexp_units_distribution): Check units distribution
7561 correctness correctly.
7562 (main): Don't write automata if error is found. Return correct
7565 * config/m68k/cf.md (cfv4_ds): Remove.
7566 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
7567 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
7569 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
7570 power4-load-ext, power4-store, power4-store-update,
7571 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
7572 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
7573 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
7574 power4-sqrt, power4-isync): Modify reservation to make correct
7575 unit distribution to automata.
7577 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
7578 power5-store-update, power5-two, power5-three, power5-lmul,
7579 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
7581 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
7583 * except.c (pass_set_nothrow_function_flags): Set name and add
7585 (set_nothrow_function_flags): Mention in the dump file when
7586 changing a function to nothrow.
7588 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
7591 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
7592 instead of unsigned long.
7594 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7596 * config/arm/arm.c (return_used_this_function): Remove.
7597 (arm_output_function_prologue): Remove use of
7598 return_used_this_function.
7599 (output_return_instruction): Replace use of
7600 return_used_this_function
7601 by cfun->machine->return_used_this_function.
7602 (arm_output_epilogue): Likewise.
7603 (arm_output_function_epilogue): Likewise.
7604 (thumb_unexpanded_epilogue): Likewise.
7605 * config/arm/arm.h (struct machine_function):
7606 New member return_used_this_function.
7608 2009-04-12 Mark Mitchell <mark@codesourcery.com>
7610 * doc/install.texi: Correct description of default directory for
7611 --with-gxx-include-dir.
7613 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
7615 * fold-const.c (build_range_check): Properly deal with enumeral and
7618 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
7620 * doc/invoke.texi (max_gcse_passes): Remove documentation.
7621 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
7622 * params.h (MAX_GCSE_PASSES): Remove.
7623 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
7624 in sequence. Remove ability to run multiple passes.
7625 (bypass_jumps): Report run as third CPROP pass.
7627 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
7630 * except.c (can_throw_external): Look at each insn in a SEQUENCE
7631 when deciding whether the whole SEQUENCE can throw.
7633 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
7636 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
7637 offseted label references.
7639 2009-04-11 Jan Hubicka <jh@suse.cz>
7641 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
7643 2009-04-11 Richard Guenther <rguenther@suse.de>
7646 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
7647 return variables as TREE_ADDRESSABLE.
7649 2009-04-11 Richard Guenther <rguenther@suse.de>
7651 PR tree-optimization/39713
7652 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
7653 reference trees have SSA_NAME operands.
7655 2009-04-11 Richard Guenther <rguenther@suse.de>
7658 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
7659 address expressions.
7661 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
7663 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
7664 match changes in Cygwin 1.7
7665 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
7666 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
7668 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
7670 PR tree-optimization/39701
7671 * doc/invoke.texi (Optimization Options): Document change in
7672 meaning and initialization of -fdelete-null-pointer-checks.
7674 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
7677 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
7679 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
7682 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
7684 2009-04-10 Chao-ying Fu <fu@mips.com>
7686 * doc/tm.texi (Instruction Output): Document
7687 TARGET_ASM_FINAL_POSTSCAN_INSN.
7688 * target.h (final_postscan_insn): New field in asm_out.
7689 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
7690 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
7691 * final.c (final_scan_insn): Call
7692 targetm.asm_out.final_postscan_insn after outputting
7693 an asm macro and a normal instruction.
7695 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
7696 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
7697 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
7698 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
7699 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
7701 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
7704 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
7705 variables as non-NULL even with -fdelete-null-pointer-checks.
7707 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
7709 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
7711 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
7714 * config/i386/i386.c (classify_argument): Handle SCmode with
7715 (bit_offset % 64) != 0.
7717 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
7719 * doc/invoke.texi (Optimize Options): Add cross-reference to
7720 -Q --help=optimizers examples.
7722 2009-04-10 Ben Elliston <bje@au.ibm.com>
7725 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
7726 regalign for the reg == fpr and TDmode case.
7728 2009-04-09 David Ayers <ayers@fsfe.org>
7731 * objc/objc-act.c (warn_with_method): Remove helper function.
7732 (check_duplicates): Call warning and inform directly.
7733 (really_start_method): Likewise.
7735 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
7737 * expmed.c (expand_divmod): Always use a comparison for a division
7738 by a large unsigned integer.
7740 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
7741 for things others than variables or functions as nonzero.
7743 2009-04-09 Nick Clifton <nickc@redhat.com>
7745 * unwind-compat.c: Change copyright header to refer to version
7746 3 of the GNU General Public License with version 3.1 of the
7747 GCC Runtime Library Exception and to point readers at the
7748 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
7749 * config/alpha/crtfastmath.c: Likewise.
7750 * config/alpha/linux-unwind.h: Likewise.
7751 * config/alpha/qrnnd.asm: Likewise.
7752 * config/alpha/vms-crt0-64.c: Likewise.
7753 * config/alpha/vms-crt0.c: Likewise.
7754 * config/alpha/vms-dwarf2.asm: Likewise.
7755 * config/alpha/vms-dwarf2eh.asm: Likewise.
7756 * config/alpha/vms-psxcrt0-64.c: Likewise.
7757 * config/alpha/vms-psxcrt0.c: Likewise.
7758 * config/alpha/vms_tramp.asm: Likewise.
7759 * config/arc/initfini.c: Likewise.
7760 * config/arc/lib1funcs.asm: Likewise.
7761 * config/arm/bpabi-v6m.S: Likewise.
7762 * config/arm/bpabi.S: Likewise.
7763 * config/arm/bpabi.c: Likewise.
7764 * config/arm/crti.asm: Likewise.
7765 * config/arm/crtn.asm: Likewise.
7766 * config/arm/ieee754-df.S: Likewise.
7767 * config/arm/ieee754-sf.S: Likewise.
7768 * config/arm/lib1funcs.asm: Likewise.
7769 * config/arm/libunwind.S: Likewise.
7770 * config/arm/linux-atomic.c: Likewise.
7771 * config/arm/mmintrin.h: Likewise.
7772 * config/arm/pr-support.c: Likewise.
7773 * config/arm/unaligned-funcs.c: Likewise.
7774 * config/arm/unwind-arm.c: Likewise.
7775 * config/arm/unwind-arm.h: Likewise.
7776 * config/avr/libgcc.S: Likewise.
7777 * config/bfin/crti.s: Likewise.
7778 * config/bfin/crtlibid.s: Likewise.
7779 * config/bfin/crtn.s: Likewise.
7780 * config/bfin/lib1funcs.asm: Likewise.
7781 * config/bfin/linux-unwind.h: Likewise.
7782 * config/cris/arit.c: Likewise.
7783 * config/cris/cris_abi_symbol.c: Likewise.
7784 * config/darwin-64.c: Likewise.
7785 * config/darwin-crt2.c: Likewise.
7786 * config/darwin-crt3.c: Likewise.
7787 * config/darwin.h: Likewise.
7788 * config/dbxelf.h: Likewise.
7789 * config/dfp-bit.c: Likewise.
7790 * config/dfp-bit.h: Likewise.
7791 * config/elfos.h: Likewise.
7792 * config/fixed-bit.c: Likewise.
7793 * config/fixed-bit.h: Likewise.
7794 * config/fp-bit.c: Likewise.
7795 * config/fp-bit.h: Likewise.
7796 * config/fr30/crti.asm: Likewise.
7797 * config/fr30/crtn.asm: Likewise.
7798 * config/fr30/lib1funcs.asm: Likewise.
7799 * config/freebsd-spec.h: Likewise.
7800 * config/frv/cmovd.c: Likewise.
7801 * config/frv/cmovh.c: Likewise.
7802 * config/frv/cmovw.c: Likewise.
7803 * config/frv/frvbegin.c: Likewise.
7804 * config/frv/frvend.c: Likewise.
7805 * config/frv/lib1funcs.asm: Likewise.
7806 * config/glibc-stdint.h: Likewise.
7807 * config/h8300/clzhi2.c: Likewise.
7808 * config/h8300/crti.asm: Likewise.
7809 * config/h8300/crtn.asm: Likewise.
7810 * config/h8300/ctzhi2.c: Likewise.
7811 * config/h8300/fixunssfsi.c: Likewise.
7812 * config/h8300/lib1funcs.asm: Likewise.
7813 * config/h8300/parityhi2.c: Likewise.
7814 * config/h8300/popcounthi2.c: Likewise.
7815 * config/i386/ammintrin.h: Likewise.
7816 * config/i386/att.h: Likewise.
7817 * config/i386/avxintrin.h: Likewise.
7818 * config/i386/biarch64.h: Likewise.
7819 * config/i386/bmmintrin.h: Likewise.
7820 * config/i386/cpuid.h: Likewise.
7821 * config/i386/cross-stdarg.h: Likewise.
7822 * config/i386/crtfastmath.c: Likewise.
7823 * config/i386/crtprec.c: Likewise.
7824 * config/i386/cygming-crtbegin.c: Likewise.
7825 * config/i386/cygming-crtend.c: Likewise.
7826 * config/i386/cygwin.asm: Likewise.
7827 * config/i386/emmintrin.h: Likewise.
7828 * config/i386/gmm_malloc.h: Likewise.
7829 * config/i386/gthr-win32.c: Likewise.
7830 * config/i386/i386.h: Likewise.
7831 * config/i386/immintrin.h: Likewise.
7832 * config/i386/linux-unwind.h: Likewise.
7833 * config/i386/linux64.h: Likewise.
7834 * config/i386/mm3dnow.h: Likewise.
7835 * config/i386/mmintrin-common.h: Likewise.
7836 * config/i386/mmintrin.h: Likewise.
7837 * config/i386/nmmintrin.h: Likewise.
7838 * config/i386/pmm_malloc.h: Likewise.
7839 * config/i386/pmmintrin.h: Likewise.
7840 * config/i386/smmintrin.h: Likewise.
7841 * config/i386/sol2-c1.asm: Likewise.
7842 * config/i386/sol2-ci.asm: Likewise.
7843 * config/i386/sol2-cn.asm: Likewise.
7844 * config/i386/sol2-gc1.asm: Likewise.
7845 * config/i386/tmmintrin.h: Likewise.
7846 * config/i386/unix.h: Likewise.
7847 * config/i386/w32-unwind.h: Likewise.
7848 * config/i386/wmmintrin.h: Likewise.
7849 * config/i386/x86-64.h: Likewise.
7850 * config/i386/x86intrin.h: Likewise.
7851 * config/i386/xmmintrin.h: Likewise.
7852 * config/ia64/crtbegin.asm: Likewise.
7853 * config/ia64/crtend.asm: Likewise.
7854 * config/ia64/crtfastmath.c: Likewise.
7855 * config/ia64/crti.asm: Likewise.
7856 * config/ia64/crtn.asm: Likewise.
7857 * config/ia64/fde-glibc.c: Likewise.
7858 * config/ia64/lib1funcs.asm: Likewise.
7859 * config/ia64/linux-unwind.h: Likewise.
7860 * config/ia64/quadlib.c: Likewise.
7861 * config/ia64/unwind-ia64.c: Likewise.
7862 * config/linux.h: Likewise.
7863 * config/m32c/m32c-lib1.S: Likewise.
7864 * config/m32c/m32c-lib2-trapv.c: Likewise.
7865 * config/m32c/m32c-lib2.c: Likewise.
7866 * config/m32r/initfini.c: Likewise.
7867 * config/m68hc11/larith.asm: Likewise.
7868 * config/m68hc11/m68hc11-crt0.S: Likewise.
7869 * config/m68k/cf.md: Likewise.
7870 * config/m68k/crti.s: Likewise.
7871 * config/m68k/crtn.s: Likewise.
7872 * config/m68k/lb1sf68.asm: Likewise.
7873 * config/m68k/linux-unwind.h: Likewise.
7874 * config/mcore/crti.asm: Likewise.
7875 * config/mcore/crtn.asm: Likewise.
7876 * config/mcore/lib1.asm: Likewise.
7877 * config/mips/linux-unwind.h: Likewise.
7878 * config/mips/loongson.h: Likewise.
7879 * config/mips/mips16.S: Likewise.
7880 * config/mmix/crti.asm: Likewise.
7881 * config/mmix/crtn.asm: Likewise.
7882 * config/pa/fptr.c: Likewise.
7883 * config/pa/hpux-unwind.h: Likewise.
7884 * config/pa/lib2funcs.asm: Likewise.
7885 * config/pa/linux-atomic.c: Likewise.
7886 * config/pa/linux-unwind.h: Likewise.
7887 * config/pa/milli64.S: Likewise.
7888 * config/pa/quadlib.c: Likewise.
7889 * config/pa/stublib.c: Likewise.
7890 * config/picochip/libgccExtras/adddi3.asm: Likewise.
7891 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
7892 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
7893 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
7894 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
7895 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
7896 * config/picochip/libgccExtras/divmod15.asm: Likewise.
7897 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
7898 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
7899 * config/picochip/libgccExtras/longjmp.asm: Likewise.
7900 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
7901 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
7902 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
7903 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
7904 * config/picochip/libgccExtras/setjmp.asm: Likewise.
7905 * config/picochip/libgccExtras/subdi3.asm: Likewise.
7906 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
7907 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
7908 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
7909 * config/rs6000/750cl.h: Likewise.
7910 * config/rs6000/altivec.h: Likewise.
7911 * config/rs6000/biarch64.h: Likewise.
7912 * config/rs6000/crtresfpr.asm: Likewise.
7913 * config/rs6000/crtresgpr.asm: Likewise.
7914 * config/rs6000/crtresxfpr.asm: Likewise.
7915 * config/rs6000/crtresxgpr.asm: Likewise.
7916 * config/rs6000/crtsavfpr.asm: Likewise.
7917 * config/rs6000/crtsavgpr.asm: Likewise.
7918 * config/rs6000/darwin-asm.h: Likewise.
7919 * config/rs6000/darwin-fallback.c: Likewise.
7920 * config/rs6000/darwin-fpsave.asm: Likewise.
7921 * config/rs6000/darwin-ldouble.c: Likewise.
7922 * config/rs6000/darwin-tramp.asm: Likewise.
7923 * config/rs6000/darwin-unwind.h: Likewise.
7924 * config/rs6000/darwin-vecsave.asm: Likewise.
7925 * config/rs6000/darwin-world.asm: Likewise.
7926 * config/rs6000/e500crtres32gpr.asm: Likewise.
7927 * config/rs6000/e500crtres64gpr.asm: Likewise.
7928 * config/rs6000/e500crtres64gprctr.asm: Likewise.
7929 * config/rs6000/e500crtrest32gpr.asm: Likewise.
7930 * config/rs6000/e500crtrest64gpr.asm: Likewise.
7931 * config/rs6000/e500crtresx32gpr.asm: Likewise.
7932 * config/rs6000/e500crtresx64gpr.asm: Likewise.
7933 * config/rs6000/e500crtsav32gpr.asm: Likewise.
7934 * config/rs6000/e500crtsav64gpr.asm: Likewise.
7935 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
7936 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
7937 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
7938 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
7939 * config/rs6000/eabi-ci.asm: Likewise.
7940 * config/rs6000/eabi-cn.asm: Likewise.
7941 * config/rs6000/eabi.asm: Likewise.
7942 * config/rs6000/linux-unwind.h: Likewise.
7943 * config/rs6000/linux64.h: Likewise.
7944 * config/rs6000/paired.h: Likewise.
7945 * config/rs6000/paired.md: Likewise.
7946 * config/rs6000/ppc64-fp.c: Likewise.
7947 * config/rs6000/ppu_intrinsics.h: Likewise.
7948 * config/rs6000/rs6000.h: Likewise.
7949 * config/rs6000/si2vmx.h: Likewise.
7950 * config/rs6000/sol-ci.asm: Likewise.
7951 * config/rs6000/sol-cn.asm: Likewise.
7952 * config/rs6000/spe.h: Likewise.
7953 * config/rs6000/spu2vmx.h: Likewise.
7954 * config/rs6000/sysv4.h: Likewise.
7955 * config/rs6000/tramp.asm: Likewise.
7956 * config/rs6000/vec_types.h: Likewise.
7957 * config/s390/linux-unwind.h: Likewise.
7958 * config/s390/tpf-unwind.h: Likewise.
7959 * config/score/crti.asm: Likewise.
7960 * config/score/crtn.asm: Likewise.
7961 * config/sh/crt1.asm: Likewise.
7962 * config/sh/crti.asm: Likewise.
7963 * config/sh/crtn.asm: Likewise.
7964 * config/sh/divtab-sh4-300.c: Likewise.
7965 * config/sh/divtab-sh4.c: Likewise.
7966 * config/sh/divtab.c: Likewise.
7967 * config/sh/lib1funcs-4-300.asm: Likewise.
7968 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
7969 * config/sh/lib1funcs.asm: Likewise.
7970 * config/sh/lib1funcs.h: Likewise.
7971 * config/sh/linux-atomic.asm: Likewise.
7972 * config/sh/linux-unwind.h: Likewise.
7973 * config/sh/shmedia.h: Likewise.
7974 * config/sh/sshmedia.h: Likewise.
7975 * config/sh/ushmedia.h: Likewise.
7976 * config/sparc/crtfastmath.c: Likewise.
7977 * config/sparc/linux-unwind.h: Likewise.
7978 * config/sparc/sol2-c1.asm: Likewise.
7979 * config/sparc/sol2-ci.asm: Likewise.
7980 * config/sparc/sol2-cn.asm: Likewise.
7981 * config/spu/divmodti4.c: Likewise.
7982 * config/spu/divv2df3.c: Likewise.
7983 * config/spu/float_disf.c: Likewise.
7984 * config/spu/float_unsdidf.c: Likewise.
7985 * config/spu/float_unsdisf.c: Likewise.
7986 * config/spu/float_unssidf.c: Likewise.
7987 * config/spu/mfc_multi_tag_release.c: Likewise.
7988 * config/spu/mfc_multi_tag_reserve.c: Likewise.
7989 * config/spu/mfc_tag_release.c: Likewise.
7990 * config/spu/mfc_tag_reserve.c: Likewise.
7991 * config/spu/mfc_tag_table.c: Likewise.
7992 * config/spu/multi3.c: Likewise.
7993 * config/spu/spu_internals.h: Likewise.
7994 * config/spu/spu_intrinsics.h: Likewise.
7995 * config/spu/spu_mfcio.h: Likewise.
7996 * config/spu/vec_types.h: Likewise.
7997 * config/spu/vmx2spu.h: Likewise.
7998 * config/stormy16/stormy16-lib2.c: Likewise.
7999 * config/svr4.h: Likewise.
8000 * config/sync.c: Likewise.
8001 * config/v850/lib1funcs.asm: Likewise.
8002 * config/vxlib-tls.c: Likewise.
8003 * config/vxlib.c: Likewise.
8004 * config/vxworks-dummy.h: Likewise.
8005 * config/xtensa/crti.asm: Likewise.
8006 * config/xtensa/crtn.asm: Likewise.
8007 * config/xtensa/ieee754-df.S: Likewise.
8008 * config/xtensa/ieee754-sf.S: Likewise.
8009 * config/xtensa/lib1funcs.asm: Likewise.
8010 * config/xtensa/lib2funcs.S: Likewise.
8011 * config/xtensa/linux-unwind.h: Likewise.
8012 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
8013 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
8014 * coretypes.h: Likewise.
8015 * crtstuff.c: Likewise.
8016 * defaults.h: Likewise.
8017 * dwarf2.h: Likewise.
8018 * emutls.c: Likewise.
8019 * gbl-ctors.h: Likewise.
8020 * gcov-io.h: Likewise.
8021 * ginclude/float.h: Likewise.
8022 * ginclude/iso646.h: Likewise.
8023 * ginclude/stdarg.h: Likewise.
8024 * ginclude/stdbool.h: Likewise.
8025 * ginclude/stddef.h: Likewise.
8026 * ginclude/stdfix.h: Likewise.
8027 * ginclude/stdint-gcc.h: Likewise.
8028 * ginclude/tgmath.h: Likewise.
8029 * gthr-aix.h: Likewise.
8030 * gthr-dce.h: Likewise.
8031 * gthr-gnat.c: Likewise.
8032 * gthr-gnat.h: Likewise.
8033 * gthr-lynx.h: Likewise.
8034 * gthr-mipssde.h: Likewise.
8035 * gthr-nks.h: Likewise.
8036 * gthr-posix.c: Likewise.
8037 * gthr-posix.h: Likewise.
8038 * gthr-posix95.h: Likewise.
8039 * gthr-rtems.h: Likewise.
8040 * gthr-single.h: Likewise.
8041 * gthr-solaris.h: Likewise.
8042 * gthr-tpf.h: Likewise.
8043 * gthr-vxworks.h: Likewise.
8044 * gthr-win32.h: Likewise.
8046 * libgcc2.c: Likewise.
8047 * libgcc2.h: Likewise.
8048 * libgcov.c: Likewise.
8049 * tsystem.h: Likewise.
8050 * typeclass.h: Likewise.
8051 * unwind-c.c: Likewise.
8052 * unwind-compat.h: Likewise.
8053 * unwind-dw2-fde-compat.c: Likewise.
8054 * unwind-dw2-fde-darwin.c: Likewise.
8055 * unwind-dw2-fde-glibc.c: Likewise.
8056 * unwind-dw2-fde.c: Likewise.
8057 * unwind-dw2-fde.h: Likewise.
8058 * unwind-dw2.c: Likewise.
8059 * unwind-dw2.h: Likewise.
8060 * unwind-generic.h: Likewise.
8061 * unwind-pe.h: Likewise.
8062 * unwind-sjlj.c: Likewise.
8063 * unwind.inc: Likewise.
8064 * config/arm/neon-gen.ml: Change generated copyright header to
8065 refer to version 3 of the GNU General Public License with
8066 version 3.1 of the GCC Runtime Library Exception and to point
8067 readers at the COPYING3 and COPYING3.RUNTIME files and the
8068 FSF's license web page.
8069 * config/arm/arm_neon.h: Regenerate.
8071 2009-04-09 Jakub Jelinek <jakub@redhat.com>
8073 * config/cris/cris.md: Change copyright header to refer to version
8074 3 of the GNU General Public License.
8075 * doc/install.texi2html: Change copyright header to refer to version
8076 3 of the GNU General Public License and to point readers at the
8077 COPYING3 file and the FSF's license web page.
8078 * config/vax/linux.h: Likewise.
8080 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
8082 * config/i386/i386.md (cmpcc): New.
8083 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
8084 (sync_compare_and_swap_cc*): Delete.
8086 * config/s390/s390.c (s390_compare_emitted): Remove.
8087 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
8088 s390_compare_emitted used to be handled. Assert that modes match.
8089 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
8090 refer to sync_compare_and_swap_ccsi.
8091 * config/s390/s390.h (s390_compare_emitted): Remove.
8092 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
8093 instead of s390_compare_emitted.
8094 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
8095 instead of s390_compare_emitted.
8096 * config/s390/s390.md (cmpcc): New.
8097 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
8098 CC_REGNUM, do not pretend it's set.
8099 (sync_compare_and_swap_cc*): Delete.
8100 * config/s390/predicates.md (cc_reg_operand): New.
8102 * expr.c (sync_compare_and_swap_cc): Delete.
8103 * optabs.h (sync_compare_and_swap_cc): Delete.
8104 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
8105 is being used with can_compare_p.
8106 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
8108 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
8109 look for a MODE_CC set instead. Use emit_store_flag.
8110 (expand_compare_and_swap_loop): Likewise, with some additional
8111 complication to avoid a force_reg when useless. Use
8112 emit_cmp_and_jump_insns.
8113 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
8114 * doc/md.texi (sync_compare_and_swap_cc): Merge with
8115 sync_compare_and_swap documentation.
8117 2009-04-09 Jan Hubicka <jh@suse.cz>
8119 * except.c (find_prev_try): Break out from ....
8120 (duplicate_eh_regions): ... here; properly update prev_try pointers
8121 when duplication part of tree.
8122 (dump_eh_tree): Improve dumping.
8123 (verify_eh_region): New.
8124 (verify_eh_tree): Use it.
8126 2009-04-06 Richard Guenther <rguenther@suse.de>
8128 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
8129 &ARRAY addresses by adjusting their types and prepending
8131 * tree-cfg.c (verify_gimple_assign_single): Verify that
8132 addresses are correct.
8134 2009-04-09 Richard Guenther <rguenther@suse.de>
8136 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
8137 indices into an array reference if possible.
8138 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
8139 Fold POINTER_PLUS_EXPR statements with invariant address.
8141 2009-04-09 Alan Modra <amodra@bigpond.net.au>
8144 * config.gcc (powerpc64-*-linux*): Always build biarch.
8146 2009-04-09 Joseph Myers <joseph@codesourcery.com>
8149 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
8150 it and pedwarn if this results in an INTEGER_CST.
8152 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8154 * doc/install.texi: Update minimum GMP version. Remove obsolete
8155 text in MPFR section.
8157 2009-04-08 Jakub Jelinek <jakub@redhat.com>
8159 * dwarf2out.c (class_scope_p): New static inline.
8160 (class_or_namespace_scope_p): Use it.
8161 (gen_variable_die): Use DW_TAG_member tag for static data member
8162 declarations instead of DW_TAG_variable.
8165 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
8168 2009-04-08 Richard Guenther <rguenther@suse.de>
8170 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
8171 valueize random data.
8173 2009-04-08 David Edelsohn <edelsohn@gnu.org>
8175 * config.gcc (aix tm_file): Add aix-stdint.h.
8176 (aix tm clause use_gcc_stdint): Set to wrap.
8177 * config/rs6000/aix-stdint.h: New file.
8179 2009-04-08 Richard Guenther <rguenther@suse.de>
8182 * tree-dfa.c (add_referenced_var): Do not recurse into
8183 global initializers.
8184 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
8186 (fold_const_aggregate_ref): Likewise.
8188 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
8190 * recog.c (ordered_comparison_operator): New.
8191 * gensupport.c (std_preds): Add it.
8192 * doc/md.texi (Machine-Independent Predicates): Document it.
8194 2009-04-08 Jan Hubicka <jh@suse.cz>
8196 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
8197 * function.h (rtl_eh): Remove exception_handler_label_map.
8198 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
8199 remove_exception_handler_label, for_each_eh_label_1): Remove.
8200 (rtl_remove_unreachable_regions): Remove.
8201 (convert_from_eh_region_ranges): Do not remove unreachable regions.
8202 (find_exception_handler_labels): Don't build the hashtable.
8203 (maybe_remove_eh_handler): Remove.
8204 (for_each_eh_label): Rewrite to walk the tree.
8205 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
8206 * except.h (maybe_remove_eh_handler): Remove.
8207 * passes.c (init_optimization_passes): Schedule second EH cleanup
8209 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
8210 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
8212 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
8214 * genoutput.c (validate_optab_operands): New.
8215 (gen_insn, gen_expand): Call it.
8217 * genflags.c (gen_insn): Detect misused iterators.
8218 (main): Pass line_no to gen_insn, exit with status 1 on error.
8220 * genextract.c (line_no): Make global.
8221 (VEC_safe_set_locstr): Change assertion to error message.
8222 (main): Exit with status 1 on error.
8224 2009-04-08 Joseph Myers <joseph@codesourcery.com>
8228 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
8229 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
8230 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
8231 * c-convert.c (convert): Do not call fold on results of conversion
8232 functions when the result is a C_MAYBE_CONST_EXPR.
8233 * c-parser.c (c_parser_postfix_expression): Do not fold condition
8234 of __builtin_choose_expr.
8235 * c-typeck.c (remove_c_maybe_const_expr): New.
8236 (build_unary_op, build_conditional_expr, build_compound_expr,
8237 build_binary_op, c_objc_common_truthvalue_conversion): Call
8238 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
8241 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
8243 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
8244 CODE to produce a new one. Add a prototype to use fold_convert_const
8246 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
8249 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
8250 mix declarations and code.
8252 2009-04-08 Ben Elliston <bje@au.ibm.com>
8254 * gcc.c: Replace `CC' with `GCC' throughout.
8256 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
8258 * doc/invoke.texi: Document Atom support.
8260 2009-04-07 Jason Merrill <jason@redhat.com>
8263 * c-common.h, c-common.c: Add flag_pretty_templates.
8264 * c-opts.c (c_common_handle_option): Set it.
8265 * c.opt: Add -fno-pretty-templates.
8266 * doc/invoke.texi (C++ Dialect Options): Likewise.
8268 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
8270 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
8271 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
8272 (ia64_expand_builtin): Likewise.
8274 2009-04-07 Martin Jambor <mjambor@suse.cz>
8276 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
8277 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
8278 ADDR_EXPRS are include too.
8280 2009-04-07 Richard Guenther <rguenther@suse.de>
8282 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
8283 decls are only used if passes as parameters or if they are
8284 local statics and the call is not to a builtin.
8285 (call_may_clobber_ref_p_1): Likewise.
8287 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
8289 * expr.c (do_store_flag): Remove last argument. Simplify code
8290 to avoid duplication of tests already done by can_compare_p.
8291 (expand_expr_real_1): Adjust caller.
8293 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
8295 * optabs.c (can_compare_p): Test the predicate of a
8296 cbranch and cstore pattern.
8298 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
8300 * expr.c (convert_move): Use emit_store_flag instead of
8303 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
8305 * config/i386/i386.c (ix86_compare_emitted): Remove.
8306 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
8307 ix86_compare_op0 like ix86_compare_emitted used to be handled.
8308 * config/i386/i386.h (ix86_compare_emitted): Remove.
8309 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
8310 instead of ix86_compare_emitted.
8311 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
8313 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
8315 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
8316 Add t-sysroot-suffix to tmake_file.
8317 * config/print-sysroot-suffix.sh: New file.
8318 * config/t-sysroot-suffix: New file.
8320 2009-04-07 Ben Elliston <bje@au.ibm.com>
8322 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
8323 as the latter produces a warning when the target does not support
8326 2009-04-07 Ben Elliston <bje@au.ibm.com>
8328 * dfp.c: Replace type punning assignments with memcpy throughout.
8329 * Makefile.in (dfp.o-warn): Remove.
8331 2009-04-07 Alan Modra <amodra@bigpond.net.au>
8334 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
8335 Include soft-fp/t-softfp after rs6000/t-linux64.
8337 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
8339 * stor-layout.c (set_sizetype): Use the full precision of their
8340 machine mode for bitsize types.
8342 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
8344 * config/i386/i386.md: Revert 2 accidental checkins.
8346 2009-04-06 Joey Ye <joey.ye@intel.com>
8347 Xuepeng Guo <xuepeng.guo@intel.com>
8348 H.J. Lu <hongjiu.lu@intel.com>
8350 Atom pipeline model, tuning and insn selection.
8351 * config.gcc (atom): Add atom config options and target.
8353 * config/i386/atom.md: New.
8355 * config/i386/i386.c (atom_cost): New cost.
8356 (m_ATOM): New macro flag.
8357 (initial_ix86_tune_features): Set m_ATOM.
8358 (x86_accumulate_outgoing_args): Likewise.
8359 (x86_arch_always_fancy_math_387): Likewise.
8360 (processor_target): Add Atom cost.
8361 (cpu_names): Add Atom cpu name.
8362 (override_options): Set Atom ISA.
8363 (ix86_issue_rate): New case PROCESSOR_ATOM.
8364 (ix86_adjust_cost): Likewise.
8366 * config/i386/i386.h (TARGET_ATOM): New target macro.
8367 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
8368 (TARGET_OPT_AGU): New target option.
8369 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
8370 (processor_type): Add PROCESSOR_ATOM.
8372 * config/i386/i386.md (cpu): Add new value "atom".
8373 (use_carry, movu): New attr.
8374 (atom.md): Include atom.md.
8375 (adddi3_carry_rex64): Set attr "use_carry".
8376 (addqi3_carry): Likewise.
8377 (addhi3_carry): Likewise.
8378 (addsi3_carry): Likewise.
8379 (*addsi3_carry_zext): Likewise.
8380 (subdi3_carry_rex64): Likewise.
8381 (subqi3_carry): Likewise.
8382 (subhi3_carry): Likewise.
8383 (subsi3_carry): Likewise.
8384 (x86_movdicc_0_m1_rex64): Likewise.
8385 (*x86_movdicc_0_m1_se): Likewise.
8386 (x86_movsicc_0_m1): Likewise.
8387 (*x86_movsicc_0_m1_se): Likewise.
8388 (*adddi_1_rex64): Emit add insn as much as possible.
8389 (*addsi_1): Likewise.
8390 (return_internal): Set atom_unit.
8391 (return_internal_long): Likewise.
8392 (return_pop_internal): Likewise.
8393 (*rcpsf2_sse): Set atom_sse_attr attr.
8394 (*qrt<mode>2_sse): Likewise.
8395 (*prefetch_sse): Likewise.
8397 * config/i386/i386-c.c (ix86_target_macros_internal): New case
8399 (ix86_target_macros_internal): Likewise.
8401 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
8402 (*prefetch_sse_rex): Likewise.
8403 (sse_rcpv4sf2): Likewise.
8404 (sse_vmrcpv4sf2): Likewise.
8405 (sse_sqrtv4sf2): Likewise.
8406 (<sse>_vmsqrt<mode>2): Likewise.
8407 (sse_ldmxcsr): Likewise.
8408 (sse_stmxcsr): Likewise.
8409 (*sse_sfence): Likewise.
8410 (sse2_clflush): Likewise.
8411 (*sse2_mfence): Likewise.
8412 (*sse2_lfence): Likewise.
8413 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
8414 (<sse>_movup<ssemodesuffixf2c>): Likewise.
8415 (avx_movdqu<avxmodesuffix>): Likewise.
8416 (avx_lddqu<avxmodesuffix>): Likewise.
8417 (sse2_movntv2di): Change attr "type" to "ssemov".
8418 (sse2_movntsi): Likewise.
8419 (rsqrtv8sf2): Change attr "type" to "sseadd".
8420 (sse3_addsubv2df3): Set attr "atom_unit".
8421 (sse3_h<plusminus_insn>v4sf3): Likewise.
8422 (*sse2_pmaddwd): Likewise.
8423 (*vec_extractv2di_1_rex64): Likewise.
8424 (*vec_extractv2di_1_avx): Likewise.
8425 (sse2_psadbw): Likewise.
8426 (ssse3_phaddwv8hi3): Likewise.
8427 (ssse3_phaddwv4hi3): Likewise.
8428 (ssse3_phadddv4si3): Likewise.
8429 (ssse3_phadddv2si3): Likewise.
8430 (ssse3_phaddswv8hi3): Likewise.
8431 (ssse3_phaddswv4hi3): Likewise.
8432 (ssse3_phsubwv8hi3): Likewise.
8433 (ssse3_phsubwv4hi3): Likewise.
8434 (ssse3_phsubdv4si3): Likewise.
8435 (ssse3_phsubdv2si3): Likewise.
8436 (ssse3_phsubswv8hi3): Likewise.
8437 (ssse3_phsubswv4hi3): Likewise.
8438 (ssse3_pmaddubsw128): Likewise.
8439 (sse3_pmaddubsw: Likewise.
8440 (ssse3_palignrti): Likewise.
8441 (ssse3_palignrdi): Likewise.
8443 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
8445 * doc/install.texi (Specific): Fix two cross-references to MinGW.
8447 2009-04-06 Richard Guenther <rguenther@suse.de>
8449 PR tree-optimization/28868
8450 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
8451 of which PHI results we inserted.
8452 (insert_into_preds_of_block): Record inserted PHIs.
8453 (eliminate): Eliminate redundant PHI nodes.
8454 (init_pre): Init inserted_phi_names.
8456 2009-04-06 Richard Guenther <rguenther@suse.de>
8458 PR tree-optimization/39643
8459 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
8460 IMAGPART_EXPRs of complex constants.
8461 (execute_fold_all_builtins): If we folded a call queue
8462 TODO_update_address_taken.
8464 2009-04-06 Jan Hubicka <jh@suse.cz>
8467 * except.c (remove_unreachable_regions): Propagate may_contain_throw
8470 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
8472 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
8474 (ic_invalidate_array): Likewise.
8476 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
8478 * calls.c (emit_library_call_value_1): Fix a problem with parameter
8479 alignment for library calls.
8481 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
8483 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
8484 (mingw32 tm clause use_gcc_stdint): Set to wrap.
8485 * config/i386/mingw-stdint.h: New file.
8487 2009-04-05 Richard Guenther <rguenther@suse.de>
8489 PR tree-optimization/39648
8490 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
8491 our &A vs. &A[0] IL deficiencies.
8493 2009-04-04 Jan Hubicka <jh@suse.cz>
8495 * except.c (sjlj_find_directly_reachable_regions): Be ready for
8496 removed toplevel regions.
8497 (sjlj_mark_call_sites): Likewise.
8499 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
8501 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
8502 (cygwin tm clause use_gcc_stdint): Set to wrap.
8503 * config/i386/cygwin-stdint.h: New file.
8505 2009-04-04 Richard Guenther <rguenther@suse.de>
8507 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
8508 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
8509 single-argument PHIs if we are in loop-closed SSA form.
8510 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
8511 for the pre-condition.
8512 (slpeel_tree_peel_loop_to_edge): Likewise.
8513 (vect_build_loop_niters): Take an optional sequence to append stmts.
8514 (vect_generate_tmps_on_preheader): Likewise.
8515 (vect_do_peeling_for_loop_bound): Take extra guards for the
8517 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
8518 the cost model check.
8519 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
8520 guards if we are going to peel. Do not apply versioning in that case.
8521 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
8522 (vect_do_peeling_for_loop_bound): Likewise.
8523 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
8524 loop bound only record extra pre-conditions, do not apply loop
8527 2009-04-04 Richard Guenther <rguenther@suse.de>
8529 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
8532 2009-04-04 Jan Hubicka <jh@suse.cz>
8534 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
8535 last_basic_block for size of bb->index indexed array.
8536 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
8537 compute_out, link_btr_uses, build_btr_def_use_webs,
8538 build_btr_def_use_webs, migrate_btr_defs): Likewise.
8540 2009-04-04 Jan Hubicka <jh@suse.cz>
8542 * except.c (remove_eh_handler_and_replace): Break out from ...
8543 (remove_eh_handler): ... here.
8544 (bring_to_root): New function.
8545 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
8546 handled ones, bring others to root of tree.
8548 2009-04-04 Jan Hubicka <jh@suse.cz>
8550 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
8551 (all_phis_safe_to_merge): New function.
8552 (update_info): New structure.
8553 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
8554 (cleanup_empty_eh): Update SSA if possible.
8556 2009-04-04 Richard Guenther <rguenther@suse.de>
8558 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
8559 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
8560 (append_vuse): Likewise.
8562 2009-04-04 Jakub Jelinek <jakub@redhat.com>
8564 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
8565 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
8566 instead of REG_UNSAVED for DW_CFA_undefined.
8567 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
8568 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
8571 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
8574 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
8575 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
8576 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
8578 2009-04-04 Richard Guenther <rguenther@suse.de>
8580 PR tree-optimization/8781
8581 PR tree-optimization/37892
8582 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
8583 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
8584 (valueize_refs): Call it for *& valueizations.
8585 (shared_reference_ops_from_ref): Rename to ...
8586 (valueize_shared_reference_ops_from_ref): ... this and valueize.
8587 (shared_reference_ops_from_call): Rename to ...
8588 (valueize_shared_reference_ops_from_call): ... this and valueize.
8589 (vn_reference_lookup): Update.
8590 (visit_reference_op_call): Likewise.
8591 * tree-ssa-pre.c (phi_translate_1): Fold *&.
8592 (eliminate): Value-replace the call address in call statements.
8594 2009-04-04 Richard Guenther <rguenther@suse.de>
8596 PR tree-optimization/39636
8597 * tree-ssa-forwprop.c
8598 (forward_propagate_addr_into_variable_array_index): Check for
8599 GIMPLE_ASSIGN before accessing the rhs code.
8601 2009-04-03 Jason Merrill <jason@redhat.com>
8603 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
8605 2009-04-03 Steve Ellcey <sje@cup.hp.com>
8607 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
8608 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
8609 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
8610 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
8611 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
8612 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
8613 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
8614 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
8615 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
8616 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
8617 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
8618 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
8619 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
8620 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
8621 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
8622 Use fr_reg_or_fp01_operand instead of fr_register_operand
8624 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
8625 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
8626 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
8628 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
8630 PR rtl-optimization/39607
8631 PR rtl-optimization/39631
8635 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
8636 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
8637 instead of DF_LR_OUT.
8638 * ira-lives.c (process_bb_node_lives): Ditto.
8639 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
8640 instead of DF_LR_{OUT,IN}.
8641 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
8642 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
8644 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
8646 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
8647 (execute_lower_omp): Always run but take the short way out if -fopenmp
8649 (gate_lower_omp): Remove, forcing the pass manager to always run the
8650 pass and always set PROP_gimple_lomp.
8651 (pass_lower_omp): Remove gate function.
8652 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
8653 PROP_trees. Instead, require it.
8654 * ipa-cp.c (pass_ipa_cp): Likewise.
8655 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
8656 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
8657 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
8658 and PROP_gimple_leh.
8660 2009-04-03 Richard Guenther <rguenther@suse.de>
8663 PR tree-optimization/23940
8664 PR tree-optimization/33237
8667 PR tree-optimization/36201
8668 PR tree-optimization/36230
8669 PR tree-optimization/38049
8670 PR tree-optimization/38207
8671 PR tree-optimization/38230
8672 PR tree-optimization/38301
8673 PR tree-optimization/38585
8675 PR tree-optimization/38985
8676 PR tree-optimization/39299
8677 * tree-ssa-structalias.h: Remove.
8678 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
8679 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
8680 (struct vuse_element_d): Remove.
8681 (struct vuse_vec_d): Likewise.
8682 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
8683 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
8684 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
8685 VUSE_ELEMENT_VAR): Likewise.
8686 (struct voptype_d): Likewise.
8687 (NUM_VOP_FREE_BUCKETS): Likewise.
8688 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
8689 (struct stmt_operands_d): Remove.
8690 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
8691 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
8692 VDEF_NUM, VDEF_VECT): Likewise.
8693 (copy_virtual_operands): Remove.
8694 (operand_build_cmp): Likewise.
8695 (create_ssa_artificial_load_stmt): Likewise.
8696 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
8697 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
8698 vuse_index and mayuse_index members. Pack and move done and iter_type
8699 members to the front.
8700 (SSA_OP_VMAYUSE): Remove.
8701 (SSA_OP_VIRTUAL_USES): Adjust.
8702 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
8703 (unlink_stmt_vdef): Declare.
8704 (add_to_addressable_set): Remove.
8705 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
8706 (vrp_visit_stmt): Likewise.
8707 * doc/tree-ssa.texi (Alias analysis): Update.
8708 * doc/invoke.texi (max-aliased-vops): Remove docs.
8709 (avg-aliased-vops): Likewise.
8710 * tree-into-ssa.c (syms_to_rename): Remove.
8711 (need_to_update_vops_p): Likewise.
8712 (need_to_initialize_update_ssa_p): Rename to ...
8713 (update_ssa_initialized_fn): ... this. Track function we are
8715 (symbol_marked_for_renaming): Simplify.
8716 (add_new_name_mapping): Do not set need_to_update_vops_p.
8717 (dump_currdefs): Use SYMS_TO_RENAME.
8718 (rewrite_update_stmt): Always walk all uses/defs.
8719 (dump_update_ssa): Adjust.
8720 (init_update_ssa): Take function argument. Track what we are
8722 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
8723 (create_new_def_for): Initialize for cfun, assert we are initialized
8725 (mark_sym_for_renaming): Simplify.
8726 (mark_set_for_renaming): Do not initialize update-ssa.
8727 (need_ssa_update_p): Simplify. Take function argument.
8728 (name_mappings_registered_p): Assert we ask for the correct function.
8729 (name_registered_for_update_p): Likewise.
8730 (ssa_names_to_replace): Likewise.
8731 (release_ssa_name_after_update_ssa): Likewise.
8732 (update_ssa): Likewise. Use SYMS_TO_RENAME.
8733 (dump_decl_set): Do not print a newline.
8734 (debug_decl_set): Do it here.
8735 (dump_update_ssa): And here.
8736 * tree-ssa-loop-im.c (move_computations): Adjust.
8737 (movement_possibility): Likewise.
8738 (determine_max_movement): Likewise.
8739 (gather_mem_refs_stmt): Likewise.
8740 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
8742 * tree-complex.c (update_all_vops): Remove.
8743 (expand_complex_move): Adjust.
8744 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
8745 Simplify test for memory referencing statement. Exclude
8746 non-invariant ADDR_EXPRs.
8747 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
8748 * tree-loop-distribution.c (generate_memset_zero): Adjust.
8749 (rdg_flag_uses): Likewise.
8750 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
8752 (tree_optimize_tail_calls_1): Also split the
8753 edge from the entry block if we have degenerate PHI nodes in
8754 the first basic block.
8755 * tree.c (init_ttree): Remove memory-tag related code.
8756 (tree_code_size): Likewise.
8757 (tree_node_structure): Likewise.
8758 (build7_stat): Re-write to be build6_stat.
8759 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
8760 (SSA_VAR_P): Adjust.
8761 (struct tree_memory_tag): Remove.
8762 (struct tree_memory_partition_tag): Likewise.
8763 (union tree_node): Adjust.
8764 (build7): Re-write to be build6.
8765 * tree-pass.h (pass_reset_cc_flags): Remove.
8766 (TODO_update_address_taken): New flag.
8767 (pass_simple_dse): Remove.
8768 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
8769 * params.h (MAX_ALIASED_VOPS): Remove.
8770 (AVG_ALIASED_VOPS): Likewise.
8771 * omp-low.c (expand_omp_taskreg): Update SSA form.
8772 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
8773 aliases the lhs in a copy stmt.
8774 * tree-ssa-dse.c (struct address_walk_data): Remove.
8775 (memory_ssa_name_same): Likewise.
8776 (memory_address_same): Likewise.
8777 (get_kill_of_stmt_lhs): Likewise.
8778 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
8779 unused stores. Look through PHI nodes into post-dominated regions.
8780 (dse_optimize_stmt): Simplify. Properly remove stores.
8781 (tree_ssa_dse): Compute dominators.
8782 (execute_simple_dse): Remove.
8783 (pass_simple_dse): Likewise.
8784 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
8785 gimple_loaded_syms and gimple_stored_syms computation.
8786 * toplev.c (dump_memory_report): Dump alias and pta stats.
8787 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
8788 (vn_reference_eq): Likewise.
8789 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
8790 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
8791 valueize_vuses): Remove.
8792 (get_def_ref_stmt_vuses): Simplify. Rename to ...
8793 (get_def_ref_stmt_vuse): ... this.
8794 (vn_reference_lookup_2): New function.
8795 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
8796 walking equivalent vuses. Simplify.
8797 (vn_reference_lookup): Likewise.
8798 (vn_reference_insert): Likewise.
8799 (vn_reference_insert_pieces): Likewise.
8800 (visit_reference_op_call): Simplify.
8801 (visit_reference_op_load): Likewise.
8802 (visit_reference_op_store): Likewise.
8803 (init_scc_vn): Remove shared_lookup_vuses initialization.
8804 (free_scc_vn): Remove shared_lookup_vuses freeing.
8805 (sort_vuses, sort_vuses_heap): Remove.
8806 (get_ref_from_reference_ops): Export.
8807 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
8808 vector with single vuse pointer.
8809 (vn_reference_lookup_pieces, vn_reference_lookup,
8810 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
8811 (shared_vuses_from_stmt): Remove.
8812 (get_ref_from_reference_ops): Declare.
8813 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
8814 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8815 memory-tag related code.
8816 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
8817 (likely_value): Add comment, skip static-chain of call statements.
8818 (surely_varying_stmt_p): Adjust.
8819 (gimplify_and_update_call_from_tree): Likewise.
8820 (execute_fold_all_builtins): Do not rebuild alias info.
8821 (gimplify_and_update_call_from_tree): Properly update VOPs.
8822 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
8823 (copy_ref_info): Remove memory-tag related code.
8824 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
8825 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
8826 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
8828 * tree-ssa-dom.c (gimple_p): Remove typedef.
8829 (eliminate_redundant_computations): Adjust.
8830 (record_equivalences_from_stmt): Likewise.
8831 (avail_expr_hash): Likewise.
8832 (avail_expr_eq): Likewise.
8833 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
8834 (stmt_makes_single_load): Likewise.
8835 (stmt_makes_single_store): Likewise.
8836 * tree-ssa-alias.c: Rewrite completely.
8837 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
8838 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
8839 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
8840 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
8841 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
8842 Remove public functions.
8843 (pass_reset_cc_flags): Remove.
8844 (pass_build_alias): Move ...
8845 * tree-ssa-structalias.c (pass_build_alias): ... here.
8846 * tree-ssa-alias.c (may_be_aliased): Move ...
8847 * tree-flow-inline.h (may_be_aliased): ... here.
8848 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
8849 count_uses_and_derefs): Move ...
8850 * gimple.c: ... here.
8851 * gimple.h (count_uses_and_derefs): Declare.
8852 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
8853 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
8854 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
8855 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
8856 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
8857 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
8858 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
8860 * tree-dfa.c (refs_may_alias_p): Move ...
8861 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
8862 * tree-ssa-alias.h: New file.
8863 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
8864 (statement_sink_location): Likewise.
8865 * opts.c (decode_options): Do not adjust max-aliased-vops or
8866 avg-aliased-vops values.
8867 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
8868 (TV_CALL_CLOBBER): Likewise.
8869 (TV_FLOW_SENSITIVE): Likewise.
8870 (TV_FLOW_INSENSITIVE): Likewise.
8871 (TV_MEMORY_PARTITIONING): Likewise.
8872 (TV_ALIAS_STMT_WALK): New timevar.
8873 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
8874 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
8875 (get_address_description): Remove memory-tag related code.
8876 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
8877 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
8878 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
8879 and immediate uses in statements. Document.
8880 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
8881 (dump_symbols): Remove.
8882 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
8883 * alias.c (get_deref_alias_set): New function split out from ...
8884 (get_alias_set): ... here.
8885 * alias.h (get_deref_alias_set): Declare.
8886 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
8887 type parameter. Remove restrict pointer handling. Create a
8888 ref-all pointer in case type-based alias sets do not conflict.
8889 (vect_analyze_data_refs): Remove SMT related code.
8890 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
8891 (vectorizable_load): Likewise.
8892 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
8893 (DR_SYMBOL_TAG, DR_VOPS): Remove.
8894 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
8895 Ignore vops and SMTs.
8896 (dr_analyze_alias): Likewise..
8897 (free_data_ref): Likewise.
8898 (create_data_ref): Likewise.
8899 (analyze_all_data_dependences): Likewise.
8900 (get_references_in_stmt): Adjust.
8901 * tree-flow-inline.h (gimple_aliases_computed_p,
8902 gimple_addressable_vars, gimple_call_clobbered_vars,
8903 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
8904 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
8905 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
8906 gimple_mem_ref_stats): Remove.
8907 (gimple_vop): New function.
8908 (op_iter_next_use): Remove vuses and mayuses cases.
8909 (op_iter_next_def): Remove vdefs case.
8910 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
8911 (clear_and_done_ssa_iter): Do not set removed fields.
8912 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
8913 Assert we are not iterating over vuses or vdefs if not also
8914 iterating over uses or defs.
8915 (op_iter_init_use): Likewise.
8916 (op_iter_init_def): Likewise.
8917 (op_iter_next_vdef): Remove.
8918 (op_iter_next_mustdef): Likewise.
8919 (op_iter_init_vdef): Likewise.
8920 (compare_ssa_operands_equal): Likewise.
8921 (link_use_stmts_after): Handle vuse operand.
8922 (is_call_used): Use is_call_clobbered.
8923 (is_call_clobbered): Global variables are always call clobbered,
8924 query the call-clobbers bitmap.
8925 (mark_call_clobbered): Ignore global variables.
8926 (clear_call_clobbered): Likewise.
8927 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
8928 virtual operands sanity check.
8929 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
8931 (TARGET_MEM_REF): Remove TMR_TAG operand.
8932 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
8933 Remove call-clobber related code.
8934 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
8935 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
8936 partitions or escape reason.
8937 (get_single_def_stmt, get_single_def_stmt_from_phi,
8938 get_single_def_stmt_with_phi): Remove.
8939 (dump_referenced_vars): Tidy.
8940 (get_ref_base_and_extent): Allow bare decls.
8941 (collect_dfa_stats): Adjust.
8942 * graphite.c (rename_variables_in_stmt): Adjust.
8943 (graphite_copy_stmts_from_block): Likewise.
8944 (translate_clast): Likewise.
8945 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
8947 (translate_vuse_through_block): Use the oracle.
8948 (phi_translate_1): Adjust.
8949 (value_dies_in_block_x): Use the oracle. Cache the outcome
8951 (valid_in_sets): Check if the VUSE for
8952 a REFERENCE is available.
8953 (eliminate): Do not remove stmts during elimination,
8954 instead queue and remove them afterwards.
8955 (do_pre): Do not rebuild alias info.
8956 (pass_pre): Run TODO_rebuild_alias before PRE.
8957 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
8958 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
8959 (mark_all_v_defs_stmt): Remove.
8960 (mark_all_v_defs_seq): Adjust.
8961 (sra_replace): Likewise.
8962 (scalarize_use): Likewise.
8963 (scalarize_copy): Likewise.
8964 (scalarize_init): Likewise.
8965 (scalarize_ldst): Likewise.
8966 (todoflags): Remove.
8967 (tree_sra): Do not rebuild alias info.
8968 (tree_sra_early): Adjust.
8969 (pass_sra): Run TODO_update_address_taken before SRA.
8970 * tree-predcom.c (set_alias_info): Remove.
8971 (prepare_initializers_chain): Do not call it.
8972 (mark_virtual_ops_for_renaming): Adjust.
8973 (mark_virtual_ops_for_renaming_list): Remove.
8974 (initialize_root_vars): Adjust.
8975 (initialize_root_vars_lm): Likewise.
8976 (prepare_initializers_chain): Likewise.
8977 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
8978 (may_propagate_copy_into_stmt): Likewise.
8979 (merge_alias_info): Do nothing for now.
8980 (propagate_tree_value_into_stmt): Adjust.
8981 (stmt_may_generate_copy): Likewise.
8982 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
8983 not mark symbols for renaming.
8984 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
8985 with the same statement, make sure to update the new pointed-to one.
8986 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
8987 call statements, do not mark symbols for renaming.
8988 (mark_operand_necessary): Dump something.
8989 (ref_may_be_aliased): New function.
8990 (mark_aliased_reaching_defs_necessary_1): New helper function.
8991 (mark_aliased_reaching_defs_necessary): Likewise.
8992 (mark_all_reaching_defs_necessary_1): Likewise.
8993 (mark_all_reaching_defs_necessary): Likewise.
8994 (propagate_necessity): Do not process virtual PHIs. For
8995 non-aliased loads mark all reaching definitions as necessary.
8996 For aliased loads and stores mark the immediate dominating
8997 aliased clobbers as necessary.
8998 (visited): New global static.
8999 (perform_tree_ssa_dce): Free visited bitmap after propagating
9001 (remove_dead_phis): Perform simple dead virtual PHI removal.
9002 (remove_dead_stmt): Properly unlink virtual operands when
9004 (eliminate_unnecessary_stmts): Schedule PHI removal after
9006 * tree-ssa-ter.c (is_replaceable_p): Adjust.
9007 (process_replaceable): Likewise.
9008 (find_replaceable_in_bb): Likewise.
9009 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
9010 based on the single gimple vop.
9011 (verify_flow_insensitive_alias_info): Remove.
9012 (verify_flow_sensitive_alias_info): Likewise.
9013 (verify_call_clobbering): Likewise.
9014 (verify_memory_partitions): Likewise.
9015 (verify_alias_info): Likewise.
9016 (verify_ssa): Adjust..
9017 (execute_update_addresses_taken): Export. Update SSA
9018 manually. Optimize only when optimizing. Use a local bitmap.
9019 (pass_update_address_taken): Remove TODO_update_ssa, add
9021 (pass_update_address_taken): Just use TODO_update_address_taken.
9022 (init_tree_ssa): Do not initialize addressable_vars.
9023 (verify_ssa): Verify new VUSE / VDEF properties.
9024 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
9025 Do not call verify_alias_info.
9026 (delete_tree_ssa): Clear the VUSE, VDEF operands.
9027 Do not free the loaded and stored syms bitmaps. Reset the escaped
9028 and callused solutions. Do not free addressable_vars.
9029 Remove memory-tag related code.
9030 (warn_uninitialized_var): Aliases are always available.
9031 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
9032 * lambda-code.c (can_put_in_inner_loop): Adjust.
9033 (can_put_after_inner_loop): Likewise.
9034 (perfect_nestify): Likewise.
9035 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
9036 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
9037 (vectorizable_conversion): Do not mark symbols for renaming.
9038 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
9039 (expand_call_inline): Unlink the calls virtual operands before
9041 (tree_function_versioning): Do not call update_ssa if we are not
9042 updating clones. Simplify.
9043 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
9044 (propagate_with_phi): Likewise..
9045 * tree-outof-ssa.c (create_temp): Remove memory tag and call
9046 clobber code. Assert we are not aliased or global.
9047 * tree-flow.h: Include tree-ssa-alias.h
9048 (enum escape_type): Remove.
9049 (struct mem_sym_stats_d): Likewise.
9050 (struct mem_ref_stats_d): Likewise.
9051 (struct gimple_df): Add vop member. Remove global_var,
9052 call_clobbered_vars, call_used_vars, addressable_vars,
9053 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
9054 escaped and callused members.
9055 (struct ptr_info_def): Remove all members, add points-to solution
9057 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
9058 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
9059 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
9060 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
9061 (tree-ssa-alias.o): Likewise.
9062 (toplev.o): Add tree-ssa-alias.h
9063 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
9064 * gimple.c (gimple_set_bb): Fix off-by-one error.
9065 (is_gimple_reg): Do not handle memory tags.
9066 (gimple_copy): Also copy virtual operands.
9067 Delay updating the statement. Do not reset loaded and stored syms.
9068 (gimple_set_stored_syms): Remove.
9069 (gimple_set_loaded_syms): Likewise.
9070 (gimple_call_copy_skip_args): Copy the virtual operands
9071 and mark the new statement modified.
9072 * tree-ssa-structalias.c (may_alias_p): Remove.
9073 (set_uids_in_ptset): Take the alias set to prune with as
9074 parameter. Fold in the alias test of may_alias_p.
9075 (compute_points_to_sets): Compute whether a ptr is dereferenced
9077 (process_constraint): Deal with &ANYTHING on the lhs, reject all
9078 other ADDRESSOF constraints on the lhs.
9079 (get_constraint_for_component_ref): Assert that we don't get
9080 ADDRESSOF constraints from the base of the reference.
9081 Properly generate UNKNOWN_OFFSET for DEREF if needed.
9082 (struct variable_info): Remove collapsed_to member.
9083 (get_varinfo_fc): Remove.
9084 (new_var_info): Do not set collapsed_to.
9085 (dump_constraint): Do not follow cycles.
9086 (dump_constraint_graph): Likewise.
9087 (build_pred_graph): Likewise.
9088 (build_succ_graph): Likewise.
9089 (rewrite_constraints): Likewise.
9090 (do_simple_structure_copy): Remove.
9091 (do_rhs_deref_structure_copy): Remove.
9092 (do_lhs_deref_structure_copy): Remove.
9093 (collapse_rest_of_var): Remove.
9094 (do_structure_copy): Re-implement.
9095 (pta_stats): New global variable.
9096 (dump_pta_stats): New function.
9097 (struct constraint_expr): Make offset signed.
9098 (UNKNOWN_OFFSET): Define special value.
9099 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
9100 (solution_set_expand): New helper function split out from ...
9101 (do_sd_constraint): ... here.
9102 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
9103 (do_ds_constraint): Likewise.
9104 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
9105 and CALLUSED = *CALLUSED.
9106 (set_union_with_increment): Make inc argument signed.
9107 (type_safe): Remove.
9108 (get_constraint_for_ptr_offset): Handle unknown and negative
9110 (first_vi_for_offset): Handle offsets before start. Bail
9111 out early for offsets beyond the variable extent.
9112 (first_or_preceding_vi_for_offset): New function.
9113 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
9114 Together with ESCAPED = *ESCAPED this properly computes reachability.
9115 (find_what_var_points_to): New function.
9116 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
9117 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
9118 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
9119 pt_solutions_intersect): New functions.
9120 (compute_call_used_vars): Remove.
9121 (compute_may_aliases): New main entry into PTA computation.
9122 * gimple.h (gimple_p): New typedef.
9123 (struct gimple_statement_base): Remove references_memory_p.
9124 (struct gimple_statement_with_memory_ops_base): Remove
9125 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
9127 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
9128 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
9129 gimple_set_references_memory): Remove.
9130 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
9131 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
9133 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
9134 (verify_expr): Allow RESULT_DECL.
9135 (gimple_duplicate_bb): Do not copy virtual operands.
9136 (gimple_duplicate_sese_region): Adjust.
9137 (gimple_duplicate_sese_tail): Likewise.
9138 (mark_virtual_ops_in_region): Remove.
9139 (move_sese_region_to_fn): Do not call it.
9140 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
9141 and pass_simple_dse.
9142 (execute_function_todo): Handle TODO_update_address_taken,
9143 call execute_update_addresses_taken for TODO_rebuild_alias.
9144 (execute_todo): Adjust.
9145 (execute_one_pass): Init dump files early.
9146 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
9148 (create_general_new_stmt): Clear vops.
9149 * tree-ssa-reassoc.c (get_rank): Adjust.
9150 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
9151 symbols for renaming.
9152 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
9153 (PARAM_AVG_ALIASED_VOPS): Likewise.
9154 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
9155 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
9156 * tree-ssa-operands.c: Simplify for new virtual operand representation.
9157 (operand_build_cmp, copy_virtual_operands,
9158 create_ssa_artificial_load_stmt, add_to_addressable_set,
9159 gimple_add_to_addresses_taken): Remove public functions.
9160 (unlink_stmt_vdef): New function.
9162 2009-04-03 Alan Modra <amodra@bigpond.net.au>
9164 * config.gcc (powerpc-*-linux*): Merge variants.
9166 2009-04-02 Chao-ying Fu <fu@mips.com>
9167 James Grosbach <james.grosbach@microchip.com>
9169 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
9170 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
9172 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
9173 keep_interrupts_masked_p, use_debug_exception_return_p.
9174 (mips_attribute_table): Add interrupt, use_shadow_register_set,
9175 keep_interrupts_masked, use_debug_exception_return.
9176 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
9177 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
9179 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
9180 (mips_print_operand): Process COP0 registers to print $0 .. $31
9181 correctly for GAS to process.
9182 (mips_interrupt_extra_call_saved_reg_p): New function.
9183 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
9185 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
9186 (mips_compute_frame_info): Add supports for interrupt context that
9187 includes doubleword accumulators and COP0 registers.
9188 (mips_for_each_saved_acc): New function.
9189 (mips_for_each_saved_gpr_and_fpr): Change the function name from
9190 mips_for_each_saved_reg.
9191 (mips_save_reg): Save accumulators.
9192 (mips_kernel_reg_p): A new for_each_rtx callback.
9193 (mips_expand_prologue): Support interrupt handlers.
9194 (mips_restore_reg): Restore accumulators.
9195 (mips_expand_epilogue): Support interrupt handlers.
9196 (mips_can_use_return_insn): Return false for interrupt handlers.
9197 (mips_epilogue_uses): New function.
9198 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
9199 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
9200 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
9201 cop0_move): New instructions.
9202 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
9203 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
9205 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
9207 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
9208 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
9209 interrupt handlers, we use K0 as the temporary register.
9210 (EPILOGUE_USES): Change to a function call.
9211 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
9212 handlers, we use K0 as the temporary register.
9214 * doc/extend.texi (Function Attributes): Document interrupt,
9215 use_shadow_register_set, keep_interrupts_masked,
9216 use_debug_exception_return for MIPS attributes.
9218 2009-04-03 Alan Modra <amodra@bigpond.net.au>
9220 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
9221 Remove a number of t-files from tmake_file.
9222 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
9223 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
9224 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
9225 target_prototype, not TARGET_PROTOTYPE.
9226 (LINK_OS_GNU_SPEC): Define.
9227 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
9228 and darwin-ldoubdle.c.
9230 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
9233 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
9234 (cpp_options): Ditto.
9235 (default_compilers): Ditto.
9236 (display_help): Ditto.
9237 (process_command): Ditto.
9239 (set_input): Use lbasename instead of duplicate code.
9240 (save_temps_prefix): New static for -save-temps=obj.
9241 (save_temps_length): Ditto.
9243 * doc/invoke.texi (-save-temps=obj): Document new variant to
9246 2009-04-02 Jeff Law <law@redhat.com>
9248 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
9251 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
9253 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
9254 * configure: Regenerated.
9256 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
9258 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
9259 share the argument list.
9261 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
9265 2009-02-12 Diego Novillo <dnovillo@google.com>
9267 * varpool.c (debug_varpool): New.
9268 * cgraph.h (debug_varpool): Declare.
9270 2009-04-02 Jan Hubicka <jh@suse.cz>
9272 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
9275 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
9277 * config/i386/i386.c (ix86_abi): Move initialization to ...
9278 (override_options): Here.
9280 2009-04-02 Christian Bruel <christian.bruel@st.com>
9282 * config/sh/sh.c (sh_dwarf_register_span): New function.
9283 (TARGET_DWARF_REGISTER_SPAN): Define.
9284 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
9286 2009-04-02 Ira Rosen <irar@il.ibm.com>
9288 PR tree-optimization/39595
9289 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
9290 interleaved loads group is not greater than the SLP group size.
9292 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
9294 * builtins.c (is_builtin_name): New.
9295 (called_as_built_in): Use is_builtin_name.
9296 * tree.h (is_builtin_name): New.
9297 * varasm.c (incorporeal_function_p): Use is_builtin_name
9299 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
9301 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
9303 2009-04-02 Dodji Seketeli <dodji@redhat.com>
9306 * c-decl.c (clone_underlying_type): Move this ...
9307 * c-common.c (set_underlying_type): ... here.
9308 Also, make sure the function properly sets TYPE_STUB_DECL() on
9309 the newly created typedef variant type.
9310 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
9311 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
9314 2009-04-02 Richard Guenther <rguenther@suse.de>
9316 PR tree-optimization/37221
9317 * tree-flow.h (degenerate_phi_result): Declare.
9318 * tree-ssa-dom.c (degenerate_phi_result): Export.
9319 * tree-scalar-evolution.c (analyze_initial_condition): If
9320 the initial condition is defined by a degenerate PHI node
9321 use the degenerate value.
9323 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
9325 PR rtl-optimization/39588
9326 * combine.c (merge_outer_ops): Do not set the constant when this
9328 (simplify_shift_const_1): Do not modify it either in this case.
9330 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
9332 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
9333 tuning is deprecated if -mtune value is set to an Itanium1 variant.
9335 2009-04-01 Janis Johnson <janis187@us.ibm.com>
9338 * c-lex.c (interpret_float): Default (no suffix) is double.
9340 2009-04-1 Xinliang David Li <davidxl@google.com>
9342 * config/i386/i386.c (legitimate_constant_p): Recognize
9343 all one vector constant.
9345 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9347 * config/vax/vax.c: Add #includes to silence warnings.
9348 Change #include order to silence two warnings.
9350 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9352 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
9353 (ASM_SPEC): Pass -k to the assembler for PIC code.
9355 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9357 * config.gcc: Add vax-*-linux* to the switch.
9358 * config/vax/linux.h: New file. (TARGET_VERSION,
9359 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
9361 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9363 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
9364 Use predicate macros instead of GET_CODE() == foo.
9365 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
9366 ashlsi3, rotrsi3, <unnamed>): Likewise.
9368 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9370 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
9371 jbbccihi, jbbccisi): Remova trailing whitespace.
9372 * config/vax/constraints.md: Likewise.
9373 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
9374 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
9375 * config/vax/predicates.md: Likewise.
9376 * config/vax/vax.c (print_operand_address, vax_output_int_move,
9377 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
9378 * config/vax/vax.h: Likewise.
9379 * config/vax/vax.md (nonlocal_goto): Likewise.
9381 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9383 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
9384 (indirectable_address_p, adjacent_operands_p): Add spaces around
9386 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
9388 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9390 * config/vax/vax.c (legitimate_constant_address_p,
9391 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
9392 index_term_p, reg_plus_index_p, legitimate_address_p,
9393 vax_mode_dependent_address_p): Update comments to match functions
9394 modified by the recent int->bool conversion.
9396 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9398 * config/vax/builtins.md: Update copyright message.
9399 * config/vax/constraints.md: Likewise.
9400 * config/vax/netbsd-elf.h: Likewise.
9401 * config/vax/predicates.md: Likewise.
9402 * config/vax/vax-protos.h: Likewise.
9403 * config/vax/vax.c: Likewise.
9404 * config/vax/vax.h: Likewise.
9405 * config/vax/vax.md: Likewise.
9406 * config/vax/vax.opt: Likewise.
9408 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9410 * config/vax/builtins.md (ffssi2, ffssi2_internal,
9411 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
9412 * config/vax/constraints.md (B, R): Likewise.
9413 * config/vax/predicates.md (external_memory_operand,
9414 nonimmediate_addsub_di_operand): Likewise.
9415 * config/vax/vax.c (vax_output_int_add): Likewise.
9416 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
9417 untyped_call): Likewise.
9419 2009-04-01 Matt Thomas <matt@3am-software.com>
9421 * config/vax/predicates.md: New file.
9422 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
9423 external_const_operand, nonsymbolic_operand, external_memory_operand,
9424 indirect_memory_operand, indexed_memory_operand,
9425 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
9426 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
9428 * config/vax/constraints.md: New file.
9429 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
9431 * config/vax/builtins.md: New file.
9432 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
9433 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
9435 * config/vax/vax.opt (mqmath): Add option.
9436 * config/vax/vax.md (isfx): Extend with DI.
9437 (VAXintQH, VAXintQHSD): Define.
9438 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
9439 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
9440 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
9441 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
9442 (movdi): Update constraints and use vax_output_int_move().
9443 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
9444 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
9445 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
9446 nonlocal_goto): New.
9447 (mov<mode>): Extend accepted operand types.
9448 (subdi3_old): Rename from subdi3, change update constraints and use
9449 a new implementation.
9450 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
9451 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
9452 MOVE_RATIO, CLEAR_RATIO): Define.
9453 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
9454 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
9455 (PRINT_OPERAND): Redefine using a function instead of inlined code.
9456 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
9457 (split_quadword_operands): Make static and really allow variable
9459 (print_operand_address): Update for PIC generation.
9460 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
9461 indexable_address_p, fixup_mathdi_operand,
9462 vax_expand_addsub_di_operands, adjacent_operands_p): New.
9463 (vax_float_literal, legitimate_constant_p,
9464 indirectable_constant_address_p, index_term_p,
9465 reg_plus_index_p): Return bool instead of int.
9466 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
9468 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
9470 (vax_output_conditional_branch): Indent.
9471 (legitimate_constant_address_p, indirectable_constant_address_p,
9472 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
9473 vax_mode_dependent_address_p): Return bool instead of int, update for
9475 * config/vax/vax-protos.h (legitimate_constant_address_p,
9476 legitimate_constant_p, legitimate_address_p,
9477 vax_mode_dependent_address_p): Change declaration to bool.
9478 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
9479 vax_expand_addsub_di_operands, vax_output_int_subtract,
9480 vax_output_movmemsi): Declare.
9481 (split_quadword_operands, vax_float_literal): Delete declaration.
9482 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
9483 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
9484 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
9485 ASM_OUTPUT_DWARF_PCREL): Define.
9486 (ASM_SPEC): Change definition to allow PIC generation.
9488 2009-04-01 Steve Ellcey <sje@cup.hp.com>
9490 * doc/sourcebuild.texi: Update front-end requirements.
9492 2009-04-01 Jakub Jelinek <jakub@redhat.com>
9495 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
9496 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
9497 (booldi3_internal3): Use boolean_or_operator instead of
9500 2009-04-01 Joseph Myers <joseph@codesourcery.com>
9503 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
9504 declarator whose size is not an integer constant expression but
9505 folds to an integer constant, then treat it as a constant
9508 2009-04-01 Richard Guenther <rguenther@suse.de>
9510 * fold-const.c (fold_plusminus_mult_expr): Do not fold
9511 i * 4 + 2 to (i * 2 + 1) * 2.
9513 2009-04-01 Jakub Jelinek <jakub@redhat.com>
9516 * c-parser.c (c_parser_asm_statement): Skip until close paren and
9517 return if c_parser_asm_string_literal returned NULL.
9519 2009-04-01 Nick Clifton <nickc@redhat.com>
9521 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
9523 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
9524 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
9525 other typedefs to avoid conflicts with libgcc2.c. Define labels
9526 to gain 16-bit bit-manipulation functions from libgcc2.c and then
9528 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
9529 to gain 16-bit trapping arithmetic functions from libgcc2.c and
9532 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
9534 * varasm.c (default_function_rodata_section): Declare DOT as
9537 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
9538 Andrey Galkin <agalkin@hypercom.com>
9541 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
9542 Make object_name unique for each process.
9544 2009-04-01 Jakub Jelinek <jakub@redhat.com>
9547 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
9548 addressable variables in the parallel that could go out of scope while
9549 running queued tasks.
9551 2009-04-01 Anatoly Sokolov <aesok@post.ru>
9553 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
9554 (CASE_VALUES_THRESHOLD): Redefine.
9555 * config/avr/avr.c (avr_override_options): Remove initialization of
9556 avr_case_values_threshold variable.
9557 (avr_case_values_threshold): Remove variable. Add new function.
9558 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
9559 * config/avr/avr.opt (mno-tablejump): Remove option.
9560 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
9562 2009-04-01 DJ Delorie <dj@redhat.com>
9564 * varasm.c (default_function_rodata_section): Don't assume
9565 anything about where the first '.' in the section name is.
9567 2009-04-01 Alan Modra <amodra@bigpond.net.au>
9569 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
9570 rs6000_emit_stack_tie.
9572 2009-03-31 Ian Lance Taylor <iant@google.com>
9574 * tree-eh.c (tree_remove_unreachable_handlers): Compare
9575 gimple_code with GIMPLE_RESX, not RESX.
9577 2009-03-31 Joseph Myers <joseph@codesourcery.com>
9579 * c-common.c (c_get_ident): New.
9580 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
9582 2009-04-01 Ben Elliston <bje@au.ibm.com>
9584 * config/rs6000/sysv4.opt (msdata): Improve option description.
9586 2009-03-31 Steve Ellcey <sje@cup.hp.com>
9588 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
9589 (divdf3_internal_lat): Remove.
9590 (divxf3_internal_lat): Remove.
9591 (divxf3_internal_thr): Remove.
9592 (divxf): Use divxf3_internal.
9593 * config/ia64/div.md (divsf3_internal_lat): New.
9594 (divdf3_internal_lat): New.
9595 (divxf3_internal): New.
9597 2009-03-31 Joseph Myers <joseph@codesourcery.com>
9600 * Makefile.in (USE_GCC_STDINT): Define.
9601 (stmp-int-hdrs): Install stdint.h if applicable.
9602 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
9604 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
9605 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
9606 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
9607 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9608 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9609 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9610 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9611 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9612 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9613 (c_common_nodes_and_builtins): Initialize
9614 underlying_wchar_type_node. Do not initialize
9615 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
9616 nodes for new types.
9617 (c_stddef_cpp_builtins): Define macros for new types.
9618 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
9620 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
9621 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
9622 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
9623 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
9624 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
9625 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
9626 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
9627 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
9628 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
9629 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
9630 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
9631 int16_type_node, int32_type_node, int64_type_node,
9632 uint8_type_node, uint16_type_node, c_uint32_type_node,
9633 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
9634 int_least32_type_node, int_least64_type_node,
9635 uint_least8_type_node, uint_least16_type_node,
9636 uint_least32_type_node, uint_least64_type_node,
9637 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
9638 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
9639 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
9640 uintptr_type_node): Define.
9641 * c-cppbuiltin.c (builtin_define_constants,
9642 builtin_define_type_minmax): New.
9643 (builtin_define_stdint_macros): Define more macros.
9644 (c_cpp_builtins): Define more limit macros.
9646 (builtin_define_type_max): Define in terms of
9647 builtin_define_type_minmax. Remove is_long parameter. All
9649 * config.gcc (use_gcc_stdint): Define.
9650 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
9651 Add newlib-stdint.h for generic targets.
9652 * config/glibc-stdint.h, config/newlib-stdint.h,
9653 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
9654 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
9655 * config/score/score.h (UINTPTR_TYPE): Define.
9656 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9657 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9658 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9659 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9660 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9661 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9662 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9663 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9664 * config/spu/spu.h (STDINT_LONG32): Define.
9665 * configure.ac (use_gcc_stdint): Substitute.
9666 * configure: Regenerate.
9667 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
9668 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
9669 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
9670 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
9671 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
9672 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
9673 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
9674 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
9675 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
9676 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
9677 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
9678 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
9679 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
9680 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
9681 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
9682 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
9683 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
9684 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
9685 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
9686 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
9687 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
9688 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
9689 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
9690 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9691 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9692 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9693 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9694 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9695 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
9697 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
9699 * loop-iv.c (suitable_set_for_replacement): Renamed from
9700 simplify_using_assignment; changed to return bool and to accept new
9701 args DEST and SRC. Return true iff we find a source/destination pair
9702 that can be used to make a replacement, and fill SRC and DEST if so.
9703 Remove arg ALTERED. Don't deal with altered regs here. All callers
9705 (simplify_using_initial_values): Deal with altered regs here and track
9706 more precisely the effect they have on the validity of our expression.
9708 * loop-iv.c (simplify_using_condition): A condition of the form
9709 (EQ REG CONST) can be used to simply make a substitution.
9710 (simplify_using_initial_values): Keep track of conditions we have seen
9711 and keep using them to simplify new expressions, while applying the
9712 same substitutions to them as to the expression.
9714 * simplify-rtx.c (simplify_relational_operation_1): Simplify
9715 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
9718 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
9719 changed. Use this when trying to improve the upper bound.
9720 Generate the comparison by using simplify_gen_relational.
9722 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
9724 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
9726 (simplify_using_assignment, simplify_using_initial_values): Call
9727 replace_in_expr to make replacements. Call replace_single_def_regs
9728 once on the initial version of the expression.
9730 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9733 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
9735 2009-03-31 Richard Guenther <rguenther@suse.de>
9738 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
9739 equality comparisons. Fold C - X CMP X if C % 2 == 1.
9741 2009-03-31 Richard Guenther <rguenther@suse.de>
9743 * tree.h (div_if_zero_remainder): Declare.
9744 * fold-const.c (div_if_zero_remainder): Export.
9745 * tree-ssa-forwprop.c
9746 (forward_propagate_addr_into_variable_array_index): Handle
9747 constant array index addition outside of the variable index.
9749 2009-03-31 Joseph Myers <joseph@codesourcery.com>
9752 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
9753 define_splits, floatunssi<mode>2): Require x87 conversions from
9754 DImode to be permitted.
9756 2009-03-31 Joseph Myers <joseph@codesourcery.com>
9758 PR preprocessor/15638
9759 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
9761 2009-03-31 Richard Guenther <rguenther@suse.de>
9765 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
9766 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
9767 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
9768 a separate statement.
9769 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
9770 (lookup_tmp_var): Likewise.
9771 (is_gimple_formal_tmp_or_call_rhs): Remove.
9772 (is_gimple_reg_or_call_rhs): Rename to ...
9773 (is_gimple_reg_rhs_or_call): ... this.
9774 (is_gimple_mem_or_call_rhs): Rename to ...
9775 (is_gimple_mem_rhs_or_call): ... this.
9776 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
9777 DECL_GIMPLE_REG_P only if is_formal is true.
9778 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
9779 for non-proper post-modify expression gimplification.
9780 (gimplify_self_mod_expr): For post-modify expressions gimplify
9781 the lvalue to a minimal lvalue.
9782 (rhs_predicate_for): Remove formal temp case.
9783 (gimplify_modify_expr_rhs): Likewise.
9784 (gimplify_addr_expr): Use is_gimple_reg.
9785 (gimplify_expr): Remove formal temp cases.
9786 (gimple_regimplify_operands): Likewise.
9787 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
9788 and FILTER_EXPR like constants.
9789 * gimple.c (walk_gimple_op): Fix val_only initialization, use
9791 (is_gimple_formal_tmp_rhs): Remove.
9792 (is_gimple_reg_rhs): Remove special casing.
9793 (is_gimple_mem_rhs): Fix.
9794 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
9795 (is_gimple_formal_tmp_var): Remove.
9796 (is_gimple_formal_tmp_reg): Likewise.
9797 (is_gimple_min_lval): Allow invariant component ref parts.
9798 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
9799 is_gimple_formal_tmp_reg): Remove declarations.
9800 * tree-cfg.c (verify_expr): Verify that variables with address
9801 taken do not have DECL_GIMPLE_REG_P set.
9802 * tree-mudflap.c (mf_build_check_statement_for): Use
9803 force_gimple_operand instead of gimplify_expr.
9805 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
9807 * modulo-sched.c (sms_schedule_by_order): Pass the actual
9808 schedulable rows to compute_split_row.
9810 2009-03-31 Ben Elliston <bje@au.ibm.com>
9813 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
9816 2009-03-31 Alan Modra <amodra@bigpond.net.au>
9818 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
9819 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
9820 * configure: Regenerate.
9821 * config.in: Regenerate.
9822 * config/rs6000/rs6000.opt (mtls-markers): Add.
9823 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
9824 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
9825 (tls_ld_aix, tls_ld_sysv): Likewise.
9826 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
9827 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
9829 2009-03-31 Alan Modra <amodra@bigpond.net.au>
9831 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
9833 2009-03-30 Jan Hubicka <jh@suse.cz>
9835 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
9837 (tree_remove_unreachable_handlers): Cleanup EH predecestor
9838 detection and label handling.
9840 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
9842 * ira-int.h (ira_allocno): Rename left_conflicts_num to
9843 left_conflicts_size.
9844 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
9845 ALLOCNO_LEFT_CONFLICTS_SIZE.
9847 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
9848 remove_allocno_from_bucket_and_push,
9849 allocno_spill_priority_compare, push_allocnos_to_stack,
9850 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
9851 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
9852 (setup_allocno_left_conflicts_num): Ditto. Rename to
9853 setup_allocno_left_conflicts_size.
9854 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
9855 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
9856 setup_allocno_left_conflicts_size instead of
9857 setup_allocno_left_conflicts_num.
9859 * ira-build.c (ira_create_allocno): Use
9860 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
9861 ALLOCNO_LEFT_CONFLICTS_NUM.
9863 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
9865 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
9866 instead of DF_LR_OUT.
9868 * ira-lives.c (process_bb_node_lives): Ditto.
9870 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
9871 instead of DF_LR_{OUT,IN}.
9873 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
9875 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
9877 2009-03-30 Jan Hubicka <jh@suse.cz>
9879 * except.c (label_to_region_map): Fix thinko.
9881 2009-03-30 Steve Ellcey <sje@cup.hp.com>
9884 * tree.h (tree_find_value): New declaration.
9885 * tree.c (tree_find_value): New function.
9886 * varasm.c (assemble_external): Avoid duplicate entries on lists.
9888 2009-03-30 Jakub Jelinek <jakub@redhat.com>
9891 * c-decl.c (struct c_binding): Add locus field.
9892 (bind): Add locus argument, set locus field from it.
9893 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
9894 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
9895 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
9896 implicitly_declare, undeclared_variable, lookup_label,
9897 declare_label, c_make_fname_decl, c_builtin_function,
9898 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
9901 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
9904 * config/i386/i386.c (classify_argument): Check total size of
9907 2009-03-30 Martin Jambor <mjambor@suse.cz>
9909 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
9910 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
9911 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
9914 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
9915 seen_variable_array_ref while also traversing a union.
9917 * tree-inline.c (optimize_inline_calls): Do not call
9918 cgraph_node_remove_callees.
9919 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
9920 (pass_remove_cgraph_callee_edges): New variable.
9921 * passes.c (init_optimization_passes): Add
9922 pass_remove_cgraph_callee_edges after early inlining and before all
9923 late intraprocedural passes.
9925 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
9927 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9929 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
9932 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9934 * combine.c (simplify_comparison): Use have_insn_for.
9935 * dojump.c (do_jump): Likewise.
9937 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9939 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
9940 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
9941 sparc_compare_op0 like sparc_compare_emitted used to be handled.
9942 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
9943 instead of sparc_compare_emitted.
9944 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
9945 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
9946 instead of sparc_compare_emitted.
9948 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9950 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
9951 enter/exit cfglayout mode.
9952 (pass_partition_block): Require it.
9953 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
9954 (combine_instructions): Track basic blocks instead of labels.
9955 (update_cfg_for_uncondjump): New.
9956 (try_combine): Use it. Update jumps after rescanning.
9957 (pass_combine): Require PROP_cfglayout.
9958 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
9960 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9962 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
9963 Provide/destroy PROP_cfglayout respectively.
9964 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
9965 * tree-pass.h (PROP_cfglayout): New.
9967 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9969 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
9970 fold_convert_const_fixed_from_fixed,
9971 fold_convert_const_fixed_from_int,
9972 fold_convert_const_fixed_from_real, fold_negate_const): Do not
9973 set TREE_CONSTANT_OVERFLOW.
9974 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
9975 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
9977 2009-03-30 Ira Rosen <irar@il.ibm.com>
9979 * tree-vect-loop-manip.c: New file.
9980 * tree-vectorizer.c: Update documentation and included files.
9981 (vect_loop_location): Make extern.
9982 (rename_use_op): Move to tree-vect-loop-manip.c
9983 (rename_variables_in_bb, rename_variables_in_loop,
9984 slpeel_update_phis_for_duplicate_loop,
9985 slpeel_update_phi_nodes_for_guard1,
9986 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
9987 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
9988 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
9989 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
9990 find_loop_location): Likewise.
9991 (new_stmt_vec_info): Move to tree-vect-stmts.c.
9992 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
9993 get_vectype_for_scalar_type, vect_is_simple_use,
9994 supportable_widening_operation, supportable_narrowing_operation):
9996 (bb_in_loop_p): Move to tree-vect-loop.c.
9997 (new_loop_vec_info, destroy_loop_vec_info,
9998 reduction_code_for_scalar_code, report_vect_op,
9999 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
10000 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
10001 (vect_supportable_dr_alignment): Likewise.
10002 * tree-vectorizer.h (tree-data-ref.h): Include.
10003 (vect_loop_location): Declare.
10004 Reorganize function declarations according to the new file structure.
10005 * tree-vect-loop.c: New file.
10006 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
10007 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
10008 * tree-vect-data-refs.c: New file.
10009 * tree-vect-patterns.c (timevar.h): Don't include.
10010 * tree-vect-stmts.c: New file.
10011 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
10012 tree-vect-slp.c, tree-vect-loop.c.
10013 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
10014 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
10015 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
10016 (tree-vect-analyze.o): Remove.
10017 (tree-vect-transform.o): Likewise.
10018 (tree-vect-data-refs.o): Add rule.
10019 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
10020 tree-vect-slp.o): Likewise.
10021 (tree-vect-patterns.o): Remove redundant dependencies.
10022 (tree-vectorizer.o): Likewise.
10023 * tree-vect-slp.c: New file.
10025 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10027 * optc-gen.awk: Warn if an option flag has multiple different
10030 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
10032 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
10033 -floop-block): Document dependences on PPL, CLooG and Graphite.
10035 2009-03-30 Joseph Myers <joseph@codesourcery.com>
10037 PR rtl-optimization/323
10038 * c-common.c (c_fully_fold, convert_and_check,
10039 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
10040 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
10041 * c-common.def (EXCESS_PRECISION_EXPR): New.
10042 * c-cppbuiltin.c (builtin_define_float_constants): Define
10043 constants with enough digits for long double.
10044 * c-lex.c (interpret_float): Interpret constant with excess
10045 precision where appropriate.
10046 * c-opts.c (c_common_post_options): Set
10047 flag_excess_precision_cmdline. Give an error for
10048 -fexcess-precision=standard for C++ for processors where the
10049 option is significant.
10050 * c-parser.c (c_parser_conditional_expression): Handle excess
10051 precision in condition.
10052 * c-typeck.c (convert_arguments): Handle arguments with excess
10054 (build_unary_op): Move excess precision outside operation.
10055 (build_conditional_expr): Likewise.
10056 (build_compound_expr): Likewise.
10057 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
10058 (build_modify_expr): Handle excess precision in RHS.
10059 (convert_for_assignment): Handle excess precision in converted
10061 (digest_init, output_init_element, process_init_element): Handle
10062 excess precision in initializer.
10063 (c_finish_return): Handle excess precision in return value.
10064 (build_binary_op): Handle excess precision in operands and add
10065 excess precision as needed for operation.
10066 * common.opt (-fexcess-precision=): New option.
10067 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
10068 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
10069 For standard excess precision, output explicit conversion to and
10070 truncation from XFmode.
10071 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
10072 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
10073 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
10074 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
10075 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
10076 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
10077 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
10078 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
10079 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
10080 define_splits, sqrt<mode>2): Disable where appropriate for
10081 standard excess precision.
10082 * convert.c (convert_to_real): Do not shorten arithmetic to type
10083 for which excess precision would be used.
10084 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
10085 * doc/invoke.texi (-fexcess-precision=): Document option.
10086 (-mfpmath=): Correct index entry.
10087 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
10088 flag_excess_precision): New.
10089 * langhooks.c (lhd_post_options): Set
10090 flag_excess_precision_cmdline.
10091 * opts.c (common_handle_option): Handle -fexcess-precision=.
10092 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
10093 init_excess_precision): New.
10094 (lang_dependent_init_target): Call init_excess_precision.
10095 * tree.c (excess_precision_type): New.
10096 * tree.h (excess_precision_type): Declare.
10098 2009-03-30 Joseph Myers <joseph@codesourcery.com>
10101 * c-typeck.c (build_component_ref): Do not copy qualifiers from
10102 non-lvalue to component.
10104 2009-03-29 Joseph Myers <joseph@codesourcery.com>
10106 PR preprocessor/34695
10107 * Makefile.in (c-opts.o): Depend on c-tree.h.
10108 * c-common.c: Move down include of diagnostic.h.
10109 (done_lexing, c_cpp_error): New.
10110 * c-common.h (done_lexing): Declare.
10111 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
10113 * c-opts.c: Include c-tree.h.
10114 (c_common_init_options): Set preprocessor error callback.
10115 (c_common_handle_option): Do not set preprocessor
10116 inhibit_warnings, warnings_are_errors, warn_system_headers,
10117 pedantic_errors or inhibit_warnings flags.
10118 (c_common_post_options): Do not check cpp_errors (parse_in).
10119 (c_common_finish): Do not output dependencies if there were
10120 errors. Do not check return value of cpp_finish.
10121 * c-ppoutput.c (pp_file_change): Set input_location.
10122 * c-tree.h (c_cpp_error): Declare.
10123 * diagnostic.c (diagnostic_set_info_translated): Also initialize
10125 (diagnostic_build_prefix): Check override_column.
10126 * diagnostic.h (diagnostic_info): Add override_column field.
10127 (diagnostic_override_column): Define.
10129 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
10131 * c-common.c (c_expand_expr, c_staticp): Remove.
10132 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
10133 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
10134 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
10135 * c-gimplify.c (gimplify_compound_literal_expr,
10136 optimize_compound_literals_in_ctor): Remove.
10137 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
10138 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
10139 * c-semantics.c (emit_local_var): Remove.
10141 * langhooks-def.h (lhd_expand_expr): Remove.
10142 * langhooks.c (lhd_expand_expr): Remove.
10143 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
10145 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
10146 handling from c-semantics.c; don't call into langhook.
10147 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
10148 * gimplify.c (gimplify_compound_literal_expr,
10149 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
10150 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
10151 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
10152 as was done in c-gimplify.c.
10153 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
10154 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
10155 Move from c-common.h.
10156 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
10158 * tree.c (staticp): Do not call langhook.
10159 * langhooks.c (lhd_staticp): Delete.
10160 * langhooks-def.h (lhd_staticp): Delete prototype.
10161 (LANG_HOOKS_STATICP): Delete.
10162 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
10164 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
10165 instead of DECL_STMTs.
10167 2009-03-29 Joseph Myers <joseph@codesourcery.com>
10175 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
10177 (fold_call_expr): Return a NOP_EXPR from folding rather than the
10178 contained expression.
10179 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
10180 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
10181 conditional expressions for C.
10182 (decl_constant_value_for_optimization): Move from
10183 decl_constant_value_for_broken_optimization in c-typeck.c. Check
10184 whether optimizing and that the expression is a VAR_DECL not of
10185 array type instead of doing such checks in the caller. Do not
10186 check pedantic. Call gcc_unreachable for C++.
10187 * c-common.def (C_MAYBE_CONST_EXPR): New.
10188 * c-common.h (c_fully_fold, c_save_expr,
10189 decl_constant_value_for_optimization): New prototypes.
10190 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
10191 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
10192 EXPR_INT_CONST_OPERANDS): Define.
10193 * c-convert.c (convert): Strip nops from expression.
10194 * c-decl.c (groktypename): Take extra parameters expr and
10195 expr_const_operands. Update call to grokdeclarator.
10196 (start_decl): Update call to grokdeclarator. Add statement for
10197 expressions used in type of decl.
10198 (grokparm): Update call to grokdeclarator.
10199 (push_parm_decl): Update call to grokdeclarator.
10200 (build_compound_literal): Add parameter non_const and build a
10201 C_MAYBE_COSNT_EXPR if applicable.
10202 (grokdeclarator): Take extra parameters expr and
10203 expr_const_operands. Track expressions used in declaration
10204 specifiers and declarators. Fold array sizes and track whether
10205 they are constant expressions and whether they are integer
10206 constant expressions.
10207 (parser_xref_tag): Set expr and expr_const_operands fields in
10209 (grokfield): Update call to grokdeclarator.
10210 (start_function): Update call to grokdeclarator.
10211 (build_null_declspecs): Set expr and expr_const_operands fields in
10213 (declspecs_add_type): Handle expressions in typeof specifiers.
10214 * c-parser.c (c_parser_declspecs): Set expr and
10215 expr_const_operands fields for declaration specifiers.
10216 (c_parser_enum_specifier): Likewise.
10217 (c_parser_struct_or_union_specifier): Likewise.
10218 (c_parser_typeof_specifier): Likewise. Update call to
10219 groktypename. Fold expression as needed. Return expressions with
10220 type instead of adding statements.
10221 (c_parser_attributes): Update calls to c_parser_expr_list.
10222 (c_parser_statement_after_labels): Fold expression before passing
10223 to objc_build_throw_stmt.
10224 (c_parser_condition): Fold expression.
10225 (c_parser_asm_operands): Fold expression.
10226 (c_parser_conditional_expression): Use c_save_expr. Update call
10227 to build_conditional_expr.
10228 (c_parser_alignof_expression): Update call to groktypename.
10229 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
10230 original_code. Fold expression argument of va_arg. Create
10231 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
10232 argument to va_arg. Update calls to groktypename. Fold array
10233 index for offsetof. Verify that first argument to
10234 __builtin_choose_expr has integer type.
10235 (c_parser_postfix_expression_after_paren_type): Update calls to
10236 groktypename and build_compound_literal. Handle expressions with
10237 side effects in type name.
10238 (c_parser_postfix_expression_after_primary): Update call to
10239 c_parser_expr_list. Set original_code for calls to
10240 __builtin_constant_p.
10241 (c_parser_expr_list): Take extra parameter fold_p. Fold
10242 expressions if requested.
10243 (c_parser_objc_type_name): Update call to groktypename.
10244 (c_parser_objc_synchronized_statement): Fold expression.
10245 (c_parser_objc_receiver): Fold expression.
10246 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
10247 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
10248 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
10249 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
10250 (struct c_typespec): Add elements expr and expr_const_operands.
10251 (struct c_declspecs): Add elements expr and expr_const_operands.
10252 (groktypename, build_conditional_expr, build_compound_literal):
10254 (in_late_binary_op): Declare.
10255 * c-typeck.c (note_integer_operands): New function.
10256 (in_late_binary_op): New variable.
10257 (decl_constant_value_for_broken_optimization): Move to c-common.c
10258 and rename to decl_constant_value_for_optimization.
10259 (default_function_array_conversion): Do not strip nops.
10260 (default_conversion): Do not call
10261 decl_constant_value_for_broken_optimization.
10262 (build_array_ref): Do not fold result.
10263 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
10264 result when operand is a VLA.
10265 (c_expr_sizeof_type): Update call to groktypename. Handle
10266 expressions included in type name. Use C_MAYBE_CONST_EXPR for
10267 result when operand names a VLA type.
10268 (build_function_call): Update call to build_compound_literal.
10269 Only fold result for calls to __builtin_* functions. Strip
10270 NOP_EXPR from INTEGER_CST returned from such functions. Fold
10271 the function designator.
10272 (convert_arguments): Fold arguments. Update call to
10273 convert_for_assignment.
10274 (build_unary_op): Handle increment and decrement of
10275 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
10276 decrement earlier. Fold operand of increment and decrement.
10277 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
10278 built for integer operand. Wrap returns that are INTEGER_CSTs
10279 without being integer constant expressions or that have integer
10280 constant operands without being INTEGER_CSTs.
10281 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
10282 (build_conditional_expr): Add operand ifexp_bcp. Track whether
10283 result is an integer constant expression or can be used in
10284 unevaluated parts of one and avoid folding and wrap as
10285 appropriate. Fold operands before possibly doing -Wsign-compare
10287 (build_compound_expr): Wrap result for C99 if operands can be used
10288 in integer constant expressions.
10289 (build_c_cast): Update call to digest_init. Do not ignore
10290 overflow from casting floating-point constants to integers. Wrap
10291 results that could be confused with integer constant expressions,
10292 null pointer constants or floating-point constants.
10293 (c_cast_expr): Update call to groktypename. Handle expressions
10294 included in type name.
10295 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
10296 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
10297 Update calls to convert_for_assignment.
10298 (convert_for_assignment): Take new parameter
10299 null_pointer_constant. Do not strip nops or call
10300 decl_constant_value_for_broken_optimization. Set
10301 in_late_binary_op for conversions to boolean.
10302 (store_init_value): Update call to digest_init.
10303 (digest_init): Take new parameter null_pointer_constant. Do not
10304 call decl_constant_value_for_broken_optimization. pedwarn for
10305 initializers not constant expressions. Update calls to
10306 convert_for_assignment.
10307 (constructor_nonconst): New.
10308 (struct constructor_stack): Add nonconst element.
10309 (really_start_incremental_init, push_init_level, pop_init_level):
10310 Handle constructor_nonconst and nonconst element.
10311 (set_init_index): Call constant_expression_warning for array
10313 (output_init_element): Fold value. Set constructor_nonconst as
10314 applicable. pedwarn for initializers not constant expressions.
10315 Update call to digest_init. Call constant_expression_warning
10316 where constant initializers are required.
10317 (process_init_element): Use c_save_expr.
10318 (c_finish_goto_ptr): Fold expression.
10319 (c_finish_return): Fold return value. Update call to
10320 convert_for_assignment.
10321 (c_start_case): Fold switch expression.
10322 (c_process_expr_stmt): Fold expression.
10323 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
10324 ensure statement expression is not evaluated in constant expression.
10325 (build_binary_op): Track whether results are integer constant
10326 expressions or may occur in such, disable folding and wrap results
10327 as applicable. Fold operands for -Wsign-compare warnings unless
10329 (c_objc_common_truthvalue_conversion): Handle results folded to
10330 integer constants that are not integer constant expressions.
10331 * doc/extend.texi: Document when typeof operands are evaluated,
10332 that condition of __builtin_choose_expr is an integer constant
10333 expression, and more about use of __builtin_constant_p in
10336 2009-03-29 Richard Guenther <rguenther@suse.de>
10338 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
10339 propagate addresses of array references.
10341 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
10343 * regmove.c (perhaps_ends_bb_p): Remove.
10344 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
10345 from INSN and check that the main loop stays within that basic block.
10346 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
10347 (regmove_forward_pass): Split out from regmove_optimize. Use
10348 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
10349 (regmove_backward_pass): Split out from regmove_optimize. Use
10350 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
10351 (regmove_optimize): Simplify.
10353 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
10356 * config/i386/i386.c (classify_argument): Ignore flexible array
10357 member in struct and warn ABI change.
10359 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
10361 * config/i386/i386-protos.h (ix86_agi_dependent): New.
10363 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
10364 (ix86_adjust_cost): Updated.
10366 2009-03-29 Jan Hubicka <jh@suse.cz>
10368 PR middle-end/28850
10369 * tree-pass.h (pass_cleanup_eh): New function.
10370 (remove_unreachable_regions): Break code handling RTL
10371 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
10372 that can not be reached by runtime.
10373 (can_be_reached_by_runtime): New function.
10374 (label_to_region_map): New function.
10375 (num_eh_regions): New function.
10376 (rtl_remove_unreachable_regions): New function.
10377 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
10378 (remove_eh_region): New function.
10379 * except.h: Include sbitmap and vecprim.
10380 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
10381 num_eh_regions): Declare.
10382 * passes.c (init_optimization_passes): Schedule cleanup_eh.
10383 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
10384 * tree-eh.c (tree_remove_unreachable_handlers): New function.
10385 (tree_empty_eh_handler_p): New function.
10386 (cleanup_empty_eh): New function.
10387 (cleanup_eh): New function.
10388 (pass_cleanup_eh): New function.
10390 2009-03-29 Jan Hubicka <jh@suse.cz>
10392 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
10393 for removed regions.
10395 2009-03-29 Jan Hubicka <jh@suse.cz>
10397 * except.c (dump_eh_tree): Dump all datastructures.
10399 2009-03-29 Jan Hubicka <jh@suse.cz>
10401 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
10402 (duplicate_eh_regions_1): Likewise.
10403 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
10404 vector; call EH verification.
10405 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
10406 Be ready for region being removed.
10408 2009-03-29 Jan Hubicka <jh@suse.cz>
10410 * bitmap.c (bitmap_last_set_bit): New function.
10411 * bitmap.h (bitmap_last_set_bit): Declare.
10413 2009-03-29 David Ayers <ayers@fsfe.org>
10416 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
10417 by calling objc_compare_types and surpress warnings about
10418 incompatible C pointers that are compatible ObjC pointers.
10420 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
10422 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
10423 call initialize_inline_failed.
10424 (initialize_inline_failed): Move it from here ...
10425 * cgraph.c (initialize_inline_failed): ... to here.
10426 (cgraph_create_edge): Call initialize_inline_failed rather than
10427 setting inline_failed directly.
10429 2009-03-29 Ben Elliston <bje@au.ibm.com>
10432 * sysv4.opt (msdata): Improve comment.
10433 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
10434 * sysv4.h (SVR4_ASM_SPEC): Likewise.
10436 2009-03-29 Ben Elliston <bje@au.ibm.com>
10439 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
10440 load and store attributes.
10442 2009-03-29 Ben Elliston <bje@au.ibm.com>
10444 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
10445 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
10446 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
10447 * doc/extend.texi (X86 Built-in Functions): Add index entries for
10448 __builtin_infq and __builtin_huge_valq.
10450 2009-03-28 Anatoly Sokolov <aesok@post.ru>
10452 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
10454 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10455 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
10457 2009-03-28 Xinliang David Li <davidxl@google.com>
10459 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
10460 (do_dbg_cnt): New function.
10462 2009-03-28 Jan Hubicka <jh@suse.cz>
10464 Merge from pretty-ipa:
10466 2009-03-27 Jan Hubicka <jh@suse.cz>
10468 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
10469 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
10470 * passes.c (function_called_by_processed_nodes_p): New.
10471 * ipa-pure-const.c (check_call): Fix handling of operands.
10472 (analyze_function): Dump debug output for skipped bodies.
10473 (local_pure_const): Use function_called_by_processed_nodes_p.
10474 * dwarf2out.c (reference_to_unused): Use output.
10475 * passes.c (do_per_function_toporder): Likewise.
10477 2008-11-12 Jan Hubicka <jh@suse.cz>
10479 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
10480 * ipa-pure-const.c (funct_state_d): Add can throw field; make
10481 state_set_in_source enum
10482 (check_decl): Ignore memory tags; do not set fake looping flags;
10484 (check_operand, check_tree, check_rhs_var, check_lhs_var,
10485 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
10486 (check_call, analyze_function): Rewrite.
10488 (add_new_function): Update call of analyze_function.
10489 (generate_summary): Add call of analyze_function.
10490 (propagate): Propagate can_throw; handle state_set_in_source correctly.
10491 (local_pure_const): New function.
10492 (pass_local_pure_const): New pass.
10493 * ipa-inline.c (inline_transform): Set after_inlining.
10494 * tree-eh.c (stmt_can_throw_external): New.
10495 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
10496 work with aliasing built.
10497 * tree-flow.h (stmt_can_throw_external): New.
10498 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
10499 and local pure/const pass in early and late optimization queue.
10501 2009-03-28 Martin Jambor <mjambor@suse.cz>
10503 * fold-const.c (get_pointer_modulus_and_residue): New parameter
10505 (fold_binary): Allow function decl aligment consideration is the
10506 second argument is integer constant one.
10507 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
10508 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
10509 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
10511 2009-03-28 Jan Hubicka <jh@suse.cz>
10513 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
10514 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
10515 * function.h (rtl_data): Add nothrow flag.
10516 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
10517 set DECL_NOTHROW for AVAILABLE functions.
10519 2009-03-28 Jakub Jelinek <jakub@redhat.com>
10521 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
10522 following vector keyword has expansion starting with pixel or bool
10523 keyword, expand vector to __vector and pixel or bool to __pixel or
10527 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
10528 warn_if_disallowed_function_p): Removed.
10529 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
10530 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
10531 warning_if_disallowed_function_p.
10532 * flags.h (warn_if_disallowed_function_p,
10533 warn_disallowed_functions): Removed.
10534 * common.opt (Wdisallowed-function-list=): Removed.
10535 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
10537 2009-03-28 Richard Guenther <rguenther@suse.de>
10539 PR tree-optimization/38723
10540 * tree-ssa-pre.c (compute_avail): Add all default definitions to
10543 2009-03-28 Jan Hubicka <jh@suse.cz>
10545 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
10546 test introduced by my previous patch.
10548 2009-03-28 Richard Guenther <rguenther@suse.de>
10550 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
10551 the PHIs value undefined.
10553 2009-03-28 Jan Hubicka <jh@suse.cz>
10555 * tree-pass.h (pass_fixup_cfg): New pass.
10556 * ipa-inline.c (inline_transform): Set
10557 always_inline_functions_inlined/after_inlining.
10558 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
10559 (pass_fixup_cfg): New pass.
10560 * passes.c (init_optimization_passes): Add fixup_cfg.
10562 2009-03-28 Richard Guenther <rguenther@suse.de>
10564 PR tree-optimization/38458
10565 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
10566 argument use the arguments copy-of value.
10568 2009-03-28 Richard Guenther <rguenther@suse.de>
10570 PR tree-optimization/38180
10571 * tree-ssa-ccp.c (get_default_value): Simplify.
10572 (likely_value): Likewise.
10573 (surely_varying_stmt_p): Properly handle VOP case.
10574 (ccp_initialize): Likewise.
10575 (ccp_fold): Handle propagating through *&.
10576 (fold_const_aggregate_ref): Also handle decls.
10578 2009-03-28 Jan Hubicka <jh@suse.cz>
10580 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
10581 * cgraph.h (cgraph_node): Likewise.
10582 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
10583 (cgraph_reset_node): Use process flag.
10584 (cgraph_mark_functions_to_output): Likewise.
10585 (cgraph_expand_function): Likewise.
10586 (cgraph_expand_all_functions): Likewise.
10587 (cgraph_output_in_order): Likewise.
10588 * dwarf2out.c (reference_to_unused): Likewise.
10589 * passes.c do_per_function_toporder): Likewise.
10591 2009-03-28 Jan Hubicka <jh@suse.cz>
10593 Bring from lto-branch:
10595 2008-09-03 Doug Kwan <dougkwan@google.com>
10597 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
10598 enums instead of reason strings.
10599 * cgraph.c (cgraph_create_edge): Same.
10600 (cgraph_inline_failed_string): New function.
10601 * cgraph.h (cgraph_inline_failed_t): New enum type.
10602 (cgraph_inline_failed_string): New prototype.
10603 (struct cgraph_edge): Change type of INLINED_FAILED from constant
10604 char pointer to cgraph_inline_failed_t.
10605 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
10606 (cgraph_default_inline_p): Ditto.
10607 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
10608 to cgraph_inline_failed_t pointer.
10609 * cif-code.def: New file.
10610 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
10612 (cgraph_check_inline_limits): Change type of REASON to pointer to
10613 cgraph_inline_failed_t. Replace reason strings with enums.
10614 (cgraph_default_inline_p): Ditto.
10615 (cgraph_recursive_inlining_p): Ditto.
10616 (update_caller_keys): Change type of FAILED_REASON to
10617 cgraph_inline_failed_t.
10618 (cgraph_set_inline_failed): Change type of REASON to pointer to
10619 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
10620 convert enums to strings for text output.
10621 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
10622 to be of type cgraph_inline_failed_t. Replace reason strings with
10623 enums. Call cgraph_inline_failed_string to covert enums
10624 to strings for text output.
10625 (cgraph_decide_inlining): Replace reason strings with enums.
10626 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
10627 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
10629 * tree-inline.c (expand_call_inline): Change type of REASON
10630 to cgraph_inline_failed_t. Replace reason strings with enums.
10631 Call cgraph_inline_failed_string for text output.
10632 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
10635 2009-03-28 Jan Hubicka <jh@suse.cz>
10637 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
10638 cgraph_clone_node): Remove master clone handling.
10639 (cgraph_is_master_clone, cgraph_master_clone): Remove.
10640 * cgraph.h (master_clone): Remove.
10641 (cgraph_is_master_clone, cgraph_master_clone): Remove.
10642 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
10643 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
10645 2009-03-28 Jan Hubicka <jh@suse.cz>
10647 * cgraph.c (cgraph_function_body_availability): Functions declared
10648 inline are always safe to assume that it is not going to be replaced.
10650 2009-03-28 Richard Guenther <rguenther@suse.de>
10652 PR tree-optimization/38513
10653 * tree-ssa-pre.c (eliminate): Remove redundant stores.
10654 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
10655 EXC_PTR_EXPR and FILTER_EXPR.
10656 (get_ref_from_reference_ops): Likewise.
10658 2009-03-28 Richard Guenther <rguenther@suse.de>
10660 PR tree-optimization/38968
10661 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
10662 Use FLOOR_MOD_EXPR to compute misalignment.
10664 2009-03-28 Richard Guenther <rguenther@suse.de>
10666 PR tree-optimization/37795
10667 * tree.h (combine_comparisons): Declare.
10668 * fold-const.c (combine_comparisons): Export.
10669 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
10671 (ifcombine_iforif): Use combine_comparisons.
10673 2009-03-28 Jan Hubicka <jh@suse.cz>
10675 * tree-eh.c (inlinable_call_p): New function.
10676 (make_eh_edges): Use it.
10677 (verify_eh_edges): Use it.
10678 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
10679 * except.c (reachable_next_level): Add inlinable_function argument
10680 (sjlj_find_directly_reachable_regions): Update.
10681 (add_reachable_handler): Do not set saw_any_handlers.
10682 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
10683 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
10684 Add new inlinable call parameter.
10685 (can_throw_internal, can_throw_external): Update.
10686 * except.h (can_throw_internal_1, can_throw_external_1,
10687 foreach_reachable_handler): Update declaration.
10689 2009-03-28 Joseph Myers <joseph@codesourcery.com>
10691 * config/arm/t-arm-coff, config/h8300/coff.h,
10692 config/i386/i386-aout.h, config/i386/i386-coff.h,
10693 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
10694 config/pdp11/2bsd.h, config/rs6000/aix41.h,
10695 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
10696 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
10697 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
10698 sys-types.h: Remove.
10699 * Makefile.in: Remove protoize and fixproto support and references
10701 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
10702 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
10704 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
10705 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
10706 unprotoize$(exeext).
10707 (rest.encap): Don't depend on $(STMP_FIXPROTO)
10708 (.PHONY): Don't depend on proto.
10709 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
10710 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
10711 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
10712 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
10713 build/gen-protos.o, build/scan.o, xsys-protos.h,
10714 build/fix-header$(build_exeext), build/fix-header.o,
10715 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
10716 stmp-install-fixproto): Remove.
10717 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
10718 SYSCALLS.c or fixproto files.
10719 (install-common): Don't install protoize.
10720 (install-headers-tar, install-headers-cpio, install-headers-cp):
10721 Don't depend on $(STMP_FIXPROTO).
10722 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
10723 install fixproto files or write out fixproto settings.
10724 (uninstall): Don't uninstall protoize.
10725 * config.gcc (use_fixproto): Remove.
10726 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
10727 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
10728 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
10729 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
10730 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
10731 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
10732 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
10733 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
10734 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
10735 * config/t-vxworks (STMP_FIXPROTO): Remove.
10736 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
10737 STMP_FIXPROTO): Remove.
10738 * config.in, configure: Regenerate.
10739 * crtstuff.c (gid_t, uid_t): Don't undefine.
10740 * doc/install.texi: Change m68k-coff to m68k-elf in example.
10741 (arm-*-coff, arm-*-aout: Remove target entries.
10742 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
10743 Remove mention of AIX 4.1.
10744 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
10745 * doc/invoke.texi (Running Protoize): Remove.
10746 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
10747 (Protoize Caveats): Remove.
10748 * tsystem.h: Update comments on headers assumed to exist.
10750 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
10752 * genautomata.c: Add a new year to the copyright. Add a new
10754 (struct insn_reserv_decl): Add comments for member bypass_list.
10755 (find_bypass): Remove.
10756 (insert_bypass): New.
10757 (process_decls): Use insert_bypass.
10758 (output_internal_insn_latency_func): Output all bypasses with the
10759 same input insn in one switch case.
10761 * rtl.def (define_bypass): Describe bypass choice.
10762 * doc/md.texi (define_bypass): Ditto.
10764 2009-03-27 Richard Guenther <rguenther@suse.de>
10766 * gimplify.c (mark_addressable): Export.
10767 * tree-flow.h (mark_addressable): Declare.
10768 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
10769 * tree-ssa.c (verify_phi_args): Verify that address taken
10770 variables have TREE_ADDRESSABLE set.
10772 2009-03-27 Richard Guenther <rguenther@suse.de>
10774 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
10775 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
10776 Do not mark decls TREE_ADDRESSABLE.
10777 (build_fold_addr_expr): Adjust.
10778 (fold_addr_expr): Remove.
10779 (fold_unary): Use build_fold_addr_expr.
10780 (fold_comparison): Likewise.
10781 (split_address_to_core_and_offset): Likewise.
10782 * coverage.c (tree_coverage_counter_addr): Mark the array decl
10784 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
10785 (gimplify_modify_expr_to_memcpy): Mark source and destination
10787 * omp-low.c (create_omp_child_function): Mark the object decl
10789 (lower_rec_input_clauses): Mark the var we take the address of
10791 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
10793 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10795 PR middle-end/39315
10796 * cfgexpand.c (expand_one_stack_var_at): Change alignment
10797 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
10799 2009-03-27 Richard Guenther <rguenther@suse.de>
10801 PR tree-optimization/39120
10802 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
10804 (handle_lhs_call): Process return constraints. Add escape
10805 constraints if necessary.
10806 (handle_const_call): Fill out return constraints. Make nested
10807 case more precise. Avoid consttmp if possible.
10808 (handle_pure_call): Fill out return constraints. Avoid
10809 callused if possible.
10810 (find_func_aliases): Simplify call handling.
10812 2009-03-27 Richard Guenther <rguenther@suse.de>
10814 PR tree-optimization/39120
10815 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
10816 as a representative.
10817 (solve_graph): Do propagate CALLUSED.
10818 (handle_pure_call): Use a scalar constraint from CALLUSED for
10820 (find_what_p_points_to): CALLUSED shall not appear in poins-to
10823 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10826 * c-common.c (handle_aligned_attribute): Properly check alignment
10827 overflow. Use (1U << i) instead of (1 << i).
10829 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
10831 * expr.h (get_mem_align_offset): Updated.
10833 * tree.h (tree_decl_common): Change align to "unsigned int" and
10834 move it before pointer_alias_set.
10836 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10837 Jakub Jelinek <jakub@redhat.com>
10840 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
10841 gr_register_operand with gr_reg_or_0_operand.
10842 (cmpxchg_rel_di): Likewise.
10843 (sync_lock_test_and_set<mode>): Likewise.
10845 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10847 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
10848 (true_regnum): Likewise.
10850 * rtlanal.c (subreg_info): Moved to ...
10851 * rtl.h (subreg_info): Here. New.
10852 (subreg_get_info): New.
10854 * rtlanal.c (subreg_get_info): Make it extern.
10856 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10859 * config/i386/i386.c (ix86_abi): New.
10860 (override_options): Handle -mabi=.
10861 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
10862 (ix86_call_abi_override): Likewise.
10863 (init_cumulative_args): Likewise.
10864 (function_arg_advance): Likewise.
10865 (function_arg_64): Likewise.
10866 (function_arg): Likewise.
10867 (ix86_pass_by_reference): Likewise.
10868 (ix86_function_value_regno_p): Likewise.
10869 (ix86_build_builtin_va_list_abi): Likewise.
10870 (setup_incoming_varargs_64): Likewise.
10871 (is_va_list_char_pointer): Likewise.
10872 (ix86_init_machine_status): Likewise.
10873 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
10874 (ix86_function_type_abi): Return enum calling_abi. Rewrite
10875 for 64bit. Replace DEFAULT_ABI with ix86_abi.
10876 (ix86_function_abi): Make it static and return enum calling_abi.
10877 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
10879 (ix86_fn_abi_va_list): Updated.
10881 * config/i386/i386.h (ix86_abi): New.
10882 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
10883 (CONDITIONAL_REGISTER_USAGE): Likewise.
10884 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
10885 (machine_function): Likewise.
10887 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
10889 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
10890 (STACK_BOUNDARY): Likewise.
10891 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
10893 * config/i386/i386.opt (mabi=): New.
10895 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
10896 return enum calling_abi.
10897 (ix86_function_type_abi): Likewise.
10898 (ix86_function_abi): Removed.
10900 * doc/invoke.texi: Document -mabi= option for x86.
10902 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10904 * builtins.c (real_dconstp): Delete.
10905 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
10907 2009-03-27 Dodji Seketeli <dodji@redhat.com>
10908 Jakub Jelinek <jakub@redhat.com>
10911 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
10912 (gen_subprogram_die): When a function is explicit, generate the
10913 DW_AT_explicit attribute.
10914 * langhooks.h (struct lang_hooks_for_decls): Add
10915 function_decl_explicit_p langhook.
10916 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
10917 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
10919 2009-03-27 Jakub Jelinek <jakub@redhat.com>
10921 * builtins.c (fold_builtin_memory_op): Optimize memmove
10922 into memcpy if we can prove source and destination don't overlap.
10924 * tree-inline.c: Include gt-tree-inline.h.
10925 (clone_fn_id_num): New variable.
10926 (clone_function_name): New function.
10927 (tree_function_versioning): Use it.
10928 * Makefile.in (GTFILES): Add tree-inline.c.
10930 2009-03-27 Mark Mitchell <mark@codesourcery.com>
10932 * BASE-VER: Change to 4.5.0.
10934 2009-03-27 Xinliang David Li <davidxl@google.com>
10936 PR tree-optimization/39557
10937 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
10939 2009-03-27 Xinliang David Li <davidxl@google.com>
10941 PR tree-optimization/39548
10942 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
10945 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10947 * c-common.c (pointer_int_sum): Use %wd on return from
10950 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10952 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
10953 on return from tree_low_cst.
10955 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
10958 * ginclude/stdarg.h (va_copy): Define also for
10959 __GXX_EXPERIMENTAL_CXX0X__.
10961 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10964 * builtins.h (c_strlen): Do not warn here.
10965 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10966 * c-common.c (pointer_int_sum): Take an explicit location.
10967 Warn about offsets out of bounds.
10968 * c-common.h (pointer_int_sum): Adjust declaration.
10970 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10972 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
10975 2009-03-26 Jakub Jelinek <jakub@redhat.com>
10978 * opts.c (warn_if_disallowed_function_p): Don't assume
10979 get_callee_fndecl must return non-NULL.
10981 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
10983 PR rtl-optimization/39522
10984 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
10985 when reg_reloaded_valid is set.
10987 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10989 * config/spu/divv2df3.c: New file.
10990 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
10991 (DPBIT_FUNCS): Filter out _div_df.
10993 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
10995 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
10996 a jump insn, count that jump in the distance to the loop start.
10998 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
11001 * config/sh/sh.c (calc_live_regs): Fix condition for global
11002 registers except PIC_OFFSET_TABLE_REGNUM.
11004 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
11007 * doc/invoke.texi (-mconsole): New.
11009 (-mno-cygwin): New.
11011 (-mnop-fun-dllimport): New.
11015 (sub section "i386 and x86-64 Windows Options"): New.
11017 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
11019 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
11020 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
11022 2009-03-25 Richard Guenther <rguenther@suse.de>
11024 PR middle-end/39497
11025 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
11028 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
11030 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
11031 neither of haifa/selective schedulers are working.
11033 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11035 * doc/invoke.texi (Debugging Options): Fix description of
11036 -fno-merge-debug-strings.
11038 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
11040 * config/cris/libgcc.ver: New version-script.
11041 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
11043 * configure.ac <GAS features, nop mnemonic>: Add pattern
11044 crisv32-*-* for "nop".
11045 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
11046 * configure: Regenerate.
11048 2009-03-24 Ira Rosen <irar@il.ibm.com>
11050 PR tree-optimization/39529
11051 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
11052 mark_sym_for_renaming for the tag copied to the new vector
11055 2009-03-24 Arthur Loiret <aloiret@debian.org>
11057 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
11058 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
11059 EXTRA_SPEC_FUNCTIONS.
11060 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
11061 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
11062 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
11063 -march and -mtune options.
11065 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
11067 * config/m68k/t-rtems: Add m5329 multilib.
11069 2009-03-24 Dodji Seketeli <dodji@redhat.com>
11070 Jakub Jelinek <jakub@redhat.com>
11073 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
11076 2009-03-23 Jakub Jelinek <jakub@redhat.com>
11079 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
11080 instead of c_parser_expression_conv, if original_code isn't one of the
11081 4 allowed comparison codes, fail.
11083 2009-03-23 Richard Guenther <rguenther@suse.de>
11085 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
11086 * tree.h (struct tree_type): Likewise.
11087 * reload.h (struct insn_chain): Likewise.
11088 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
11089 * function.h (struct function): Likewise.
11090 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
11092 2009-03-23 Jakub Jelinek <jakub@redhat.com>
11094 PR tree-optimization/39516
11095 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
11097 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
11099 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
11100 should be set true if BITS_PER_WORD of target is bigger than 32
11102 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
11104 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
11105 Translate -B-options to -rpath-link. Correct existing
11106 rpath-link and conditionalize on !nostdlib.
11108 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11110 * doc/extend.texi (Function Attributes, Variable Attributes):
11112 * doc/invoke.texi (Debugging Options, Optimize Options)
11113 (i386 and x86-64 Options, MCore Options): Likewise.
11115 2009-03-20 Jakub Jelinek <jakub@redhat.com>
11118 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
11119 it for block local namespace aliases.
11120 (gen_decl_die): Pass context_die to gen_namespace_die.
11122 2009-03-19 Jakub Jelinek <jakub@redhat.com>
11125 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
11126 minimum or maximum value.
11128 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
11130 * reginfo.c (globalize_reg): Recompute derived reg sets.
11132 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
11135 * libgcc2.c (mprotect): Do not use signed arguments for
11136 VirtualProtect, use DWORD arguments. Also fix the 'may
11137 be used uninitialized' warning for the np variable.
11139 2009-03-19 Jakub Jelinek <jakub@redhat.com>
11142 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
11143 functions using regparm calling conventions when not optimizing.
11144 (ix86_function_sseregparm): Similarly for sseregparm calling
11147 2009-03-19 Li Feng <nemokingdom@gmail.com>
11149 PR middle-end/39500
11150 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
11151 dependence if the first conflict is after niter iterations.
11153 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
11155 PR middle-end/38609
11156 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
11157 functions with dynamic stack-pointer adjustments.
11159 2009-03-19 Ben Elliston <bje@au.ibm.com>
11161 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
11162 option; change to -msdata=data.
11164 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11166 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
11169 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
11172 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
11174 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
11176 * doc/invoke.texi (Code Gen Options): Expand discussion of
11179 2009-03-18 Jakub Jelinek <jakub@redhat.com>
11181 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
11182 * matrix-reorg.c (struct matrix_info): Likewise.
11183 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
11184 * rtl.h (struct mem_attrs): Likewise.
11185 * df.h (struct df): Likewise.
11186 * tree-data-ref.h (struct data_dependence_relation): Likewise.
11187 * ira-int.h (struct ira_allocno): Likewise.
11188 * df-scan.c (struct df_collection_rec): Likewise.
11189 * ira.c (struct equivalence): Likewise.
11190 * function.c (struct temp_slot): Likewise.
11191 * cfgloop.h (struct loop): Likewise.
11194 * function.c (use_register_for_decl): When not optimizing, disregard
11195 register keyword for variables with types containing methods.
11197 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
11199 PR middle-end/39447
11200 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
11201 (is_simple_operand): Call contains_component_ref_p before calling data
11202 reference analysis that would fail on COMPONENT_REFs.
11204 * tree-vrp.c (search_for_addr_array): Fix formatting.
11206 2009-03-18 Richard Guenther <rguenther@suse.de>
11208 * tree-vect-transform.c (vect_loop_versioning): Fold the
11209 generated comparisons.
11210 * tree-vectorizer.c (set_prologue_iterations): Likewise.
11211 (slpeel_tree_peel_loop_to_edge): Likewise.
11213 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11215 PR middle-end/37805
11216 * opts.c (print_specific_help): In addition to `undocumented',
11217 accept `separate' and `joined' flags if passed alone. Describe
11218 output by the first matched one of those.
11219 (common_handle_option): Skip over empty strings.
11220 * gcc.c (display_help): Fix help string for `--help='.
11221 * doc/invoke.texi (Option Summary, Overall Options): With
11222 `--help=', classes and qualifiers can both be repeated, but
11223 only the latter can be negated. One should not pass only
11224 negated qualifiers. Fix markup and examples.
11227 2008-10-14 Jakub Jelinek <jakub@redhat.com>
11228 PR middle-end/37805
11229 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
11230 and -fhelp=separate.
11232 2009-03-17 Jing Yu <jingyu@google.com>
11234 PR middle-end/39378
11235 * function.h (struct rtl_data): Move is_thunk from here...
11236 (struct function): ...to here.
11237 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
11238 * varasm.c (assemble_start_function): Change is_thunk from crtl to
11240 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
11242 (alpha_does_function_need_gp, alpha_start_function): Likewise.
11243 (alpha_output_function_end_prologue): Likewise.
11244 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
11245 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
11246 (rs6000_output_function_epilogue): Likewise.
11247 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
11249 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
11252 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
11253 from different units in a single alternative.
11254 (*truncdfsf_i387): Ditto.
11255 (*truncxfsf2_mixed): Ditto.
11256 (*truncxfdf2_mixed): Ditto.
11258 2009-03-17 Jakub Jelinek <jakub@redhat.com>
11260 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
11261 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
11264 * tree-ssa-live.c (remove_unused_locals): Don't remove local
11265 unused non-artificial variables when not optimizing.
11268 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
11269 DW_TAG_imported_module even if decl is IMPORTED_DECL with
11270 NAMESPACE_DECL in its DECL_INITIAL.
11272 PR middle-end/39443
11273 * optabs.c (set_user_assembler_libfunc): New function.
11274 * expr.h (set_user_assembler_libfunc): New prototype.
11275 * c-common.c: Include libfuncs.h.
11276 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
11277 for memcmp, memset, memcpy, memmove and abort.
11278 * Makefile.in (c-common.o): Depend on libfuncs.h.
11281 * dwarf2out.c (gen_inlined_enumeration_type_die,
11282 gen_inlined_structure_type_die, gen_inlined_union_type_die,
11283 gen_tagged_type_instantiation_die): Removed.
11284 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
11287 2009-03-17 Janis Johnson <janis187@us.ibm.com>
11290 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
11292 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
11293 (check-parallel-%): Ditto.
11294 (check-consistency): Ditto.
11296 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
11298 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
11299 local variable rhs by NULL_TREE.
11301 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
11304 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
11306 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
11309 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
11311 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
11314 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
11315 for ms->sysv ABI calls only in 64bit mode.
11317 * config/i386/i386.md (untyped_call): Support 32bit.
11319 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
11321 * doc/extend.texi: Replace x86_65 with x86_64.
11323 2009-03-16 Jakub Jelinek <jakub@redhat.com>
11325 PR tree-optimization/39455
11326 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
11327 mismatches for POINTER_TYPE_P (type).
11328 (number_of_iterations_le): Likewise.
11330 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11332 * config/picochip/picochip.c: Removed profiling support.
11333 * config/picochip/picochip.md: Removed profiling instruction.
11334 * config/picochip/picochip.h: Removed profiling builtin.
11336 2009-03-16 Joseph Myers <joseph@codesourcery.com>
11338 * doc/install.texi (--with-host-libstdcxx): Document.
11340 2009-03-14 Anatoly Sokolov <aesok@post.ru>
11343 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
11344 generate a warning if the function name does not begin with
11345 "__vector" and the function has either the 'signal' or 'interrupt'
11346 attribute, from here to ...
11347 (avr_declare_function_name): ...here. New function.
11348 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
11349 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
11351 2009-03-14 Jakub Jelinek <jakub@redhat.com>
11354 * cse.c (fold_rtx): Don't modify original const_arg1 when
11355 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
11356 separate variable instead.
11357 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
11358 from out of range shift counts.
11359 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
11361 2009-03-13 Catherine Moore <clm@codesourcery.com>
11363 * config/i386/x-mingw32 (host-mingw32.o): Replace
11364 diagnostic.h with $(DIAGNOSTIC_H).
11366 2009-03-12 Jakub Jelinek <jakub@redhat.com>
11369 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
11371 * config/i386/sync.md (sync_compare_and_swap<mode>,
11372 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
11373 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
11375 (sync_double_compare_and_swapdi_pic,
11376 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
11377 cmpxchg8b_pic_memory_operand instead of just memory_operand.
11379 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
11382 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
11384 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
11387 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
11388 (avx_addsubv4df3): Likewise.
11389 (*avx_addsubv4sf3): Likewise.
11390 (sse3_addsubv4sf3): Likewise.
11392 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
11395 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
11397 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
11400 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
11401 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11402 registers for allocnos created from user-defined variables.
11404 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11407 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
11408 of non-integer mode as well.
11410 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
11412 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
11413 for functions for which the parameter types are unknown.
11415 2009-03-11 Jakub Jelinek <jakub@redhat.com>
11418 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
11419 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
11420 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
11421 * config/i386/i386.c (ix86_local_alignment): For
11422 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
11423 long long variables on the stack to avoid dynamic realignment.
11424 Allow the first argument to be a decl rather than type.
11425 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
11427 2009-03-11 Nick Clifton <nickc@redhat.com>
11430 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
11432 Add description to mno-lsim option.
11433 * config/mcore/mcore.h: Remove comment about deprecated m4align
11435 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
11436 * doc/invoke.texi: Add description of mno-lsim and
11437 mstack-increment options.
11439 * config/fr30/fr30.opt: Document the -mno-lsim option.
11440 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
11441 and -mno-lsim options.
11443 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11445 * fold-const.c (fold_comparison): Only call fold_inf_compare
11446 if the mode supports infinities.
11448 2009-03-11 Jason Merrill <jason@redhat.com>
11451 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
11452 end already did. Notice GIMPLE_CALL modifications of the result.
11453 Don't copy debug information from an ignored decl or a decl from
11456 2009-03-10 Richard Guenther <rguenther@suse.de>
11457 Nathan Froyd <froydnj@codesourcery.com>
11459 PR middle-end/37850
11460 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
11461 (__divMODE3): Likewise.
11463 2009-03-09 Jakub Jelinek <jakub@redhat.com>
11465 PR tree-optimization/39394
11466 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
11467 DECL_SIZE_UNIT of variable length FIELD_DECLs.
11469 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11471 * recog.c (verfiy_changes): Disallow renaming of hard regs in
11472 inline asms for register asm ("") declarations.
11474 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
11476 * fold-const.c (fold_unary): Fix comment.
11478 2009-03-07 Jan Hubicka <jh@suse.cz>
11481 * tree-inline.c (setup_one_parameter): Do replacement of const
11482 argument by constant in SSA form.
11484 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11486 PR middle-end/38028
11487 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
11488 determine alignment passed to assign_stack_local.
11489 (assign_parms_unsplit_complex): Likewise.
11490 * except.c (sjlj_build_landing_pads): Likewise.
11492 2009-03-06 Jakub Jelinek <jakub@redhat.com>
11494 PR middle-end/39360
11495 * tree-flow.h (add_referenced_var): Return bool instead of void.
11496 * tree-dfa.c (add_referenced_var): Return result of
11497 referenced_var_check_and_insert call.
11498 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
11499 of referenced_var_check_and_insert.
11502 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
11503 (gen_variable_die): Emit DW_AT_location on abstract static variable's
11504 DIE, don't emit it if abstract origin already has it.
11505 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
11506 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
11508 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11510 * genpreds.c (needs_variable): Fix parentheses at variable name
11512 (write_tm_constrs_h): Indent generated code.
11514 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11516 * doc/extend.texi (Function Attributes): Add documentation
11517 for isr attributes.
11519 2009-03-06 Jakub Jelinek <jakub@redhat.com>
11522 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
11523 take locus from its DECL_SOURCE_LOCATION instead of input_location.
11525 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
11527 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
11530 2009-03-05 Jakub Jelinek <jakub@redhat.com>
11533 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
11534 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
11536 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
11538 * config/i386/i386.md (R8_REG, R9_REG): New constants.
11539 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
11540 constants instead of magic numbers.
11541 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
11543 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
11544 (x86_64_ms_abi_int_parameter_registers): Ditto.
11545 (x86_64_int_return_registers): Ditto.
11546 (ix86_maybe_switch_abi): Ditto.
11547 (ix86_expand_call): Ditto for clobbered_registers array.
11548 (ix86_hard_regno_mode_ok): Ditto.
11549 (x86_extended_QIreg_mentioned_p): Ditto.
11551 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
11553 PR tree-optimization/39349
11554 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
11556 * combine.c (gen_lowpart_for_combine): Use omode when generating
11559 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
11561 PR rtl-optimization/39235
11562 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
11564 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
11566 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
11568 2009-03-04 Richard Guenther <rguenther@suse.de>
11570 PR tree-optimization/39362
11571 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
11572 that occur in abnormal PHIs should be varying.
11574 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
11576 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
11578 (simple_iv): Take loop as an argument instead of statement.
11579 * tree-scalar-evolution.h (simple_iv): Declaration changed.
11580 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
11582 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
11584 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
11585 * matrix-reorg.c (analyze_transpose): Ditto.
11586 * tree-data-ref.c (dr_analyze_innermost): Ditto.
11587 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
11588 * tree-predcom.c (ref_at_iteration): Ditto.
11589 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
11591 2009-03-04 Richard Guenther <rguenther@suse.de>
11593 PR tree-optimization/39358
11594 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
11595 escaped_id and callused_id.
11596 (solve_graph): Likewise.
11598 2009-03-04 Richard Guenther <rguenther@suse.de>
11600 PR tree-optimization/39339
11601 * tree-sra.c (try_instantiate_multiple_fields): Make it
11602 no longer ICE on the above.
11604 2009-03-03 Joseph Myers <joseph@codesourcery.com>
11606 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
11607 that fits within Pmode.
11609 2009-03-03 Steve Ellcey <sje@cup.hp.com>
11611 PR middle-end/10109
11612 * tm.texi (LIBCALL_VALUE): Update description.
11614 2009-03-03 Steve Ellcey <sje@cup.hp.com>
11616 PR middle-end/34443
11617 * doc/extend.texi (section): Update description.
11619 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
11621 PR middle-end/39345
11622 * tree-inline.c (remapped_type): New.
11623 (can_be_nonlocal): Call remapped_type instead of remap_type.
11625 2009-03-03 Jakub Jelinek <jakub@redhat.com>
11628 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
11629 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
11631 2009-03-03 Richard Guenther <rguenther@suse.de>
11633 PR middle-end/39272
11634 * tree.c (tree_nonartificial_location): New function.
11635 * tree.h (tree_nonartificial_location): Declare.
11636 * builtins.c (expand_builtin_memory_chk): Provide location
11637 of the call location for artificial function pieces.
11638 (maybe_emit_chk_warning): Likewise.
11639 (maybe_emit_sprintf_chk_warning): Likewise.
11640 (maybe_emit_free_warning): Likewise.
11641 * expr.c (expand_expr_real_1): Likewise.
11643 2009-03-03 Jakub Jelinek <jakub@redhat.com>
11645 PR tree-optimization/39343
11646 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
11647 COMPONENT_REF t has ARRAY_TYPE.
11649 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
11651 PR middle-end/39335
11652 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
11653 when the type precision of the induction variable should be
11654 larger than the type precision of nit.
11655 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
11656 * graphite.c (graphite_loop_normal_form): Same.
11657 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
11659 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
11661 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
11662 (*call_1_rex64_ms_sysv): Use named constants instead of magic
11663 numbers to describe clobbered registers.
11664 (*call_value_0_rex64_ms_sysv): Ditto.
11665 * config/i386/mmx.md (mmx_emms): Ditto.
11666 (mmx_femms): Ditto.
11668 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
11670 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
11673 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11675 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
11676 (spu_section_type_flags): New function.
11678 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
11680 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
11681 reg_class_contents of FLOAT_REGS into a temporary.
11683 2009-03-02 Richard Guenther <rguenther@suse.de>
11684 Ira Rosen <irar@il.ibm.com>
11686 PR tree-optimization/39318
11687 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
11688 information to the vectorized statement.
11690 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
11692 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
11693 variable. Use defined names instead of magic constants for REX SSE
11696 2009-03-01 Richard Guenther <rguenther@suse.de>
11698 PR tree-optimization/39331
11699 * omp-low.c (lower_send_shared_vars): Do not receive new
11700 values for the reference of DECL_BY_REFERENCE parms or results.
11702 2009-03-01 Jan Hubicka <jh@suse.cz>
11705 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
11706 BLOCK_NONLOCALIZED_VAR): New macros.
11707 (tree_block): Add nonlocalized_vars.
11708 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
11709 gen_decl_die): Add origin argument. Allow generation of die with
11710 origin at hand only.
11711 (gen_member_die, gen_type_die_with_usage, force_decl_die,
11712 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
11714 (gen_block_die): Fix checking for unused blocks.
11715 (process_scope_var): Break out from .... ; work with origins only.
11716 (decls_for_scope) ... here; process nonlocalized list.
11717 (dwarf2out_ignore_block): Look for nonlocalized vars.
11718 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
11720 (dump_scope_block): Dump them.
11721 * tree-inline.c (remap_decls): Handle nonlocalized vars.
11722 (remap_block): Likewise.
11723 (can_be_nonlocal): New predicate.
11724 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
11726 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11728 * configure: Regenerate.
11730 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11732 * optc-gen.awk: No need to duplicate option flags twice.
11733 Reuse help texts for duplicate options which do not have any.
11735 * gcc.c (display_help): Document --version.
11737 * gcc.c (main): If print_help_list and verbose_flag, ensure
11738 driver output comes before subprocess output.
11740 * optc-gen.awk: Assign all remaining fields to help string,
11741 space-separated, for multi-line help in *.opt.
11743 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
11744 -Wno-pedantic-ms-format is for MinGW targets only.
11746 * doc/options.texi (Option file format): Fix bad indentation,
11747 restoring dropped sentence.
11749 2009-02-28 Jan Hubicka <jh@suse.cz>
11751 * tree-inline.c (tree_function_versioning): Output debug info.
11753 2009-02-28 Jan Hubicka <jh@suse.cz>
11756 * tree-inline.c (setup_one_parameter): Do not copy propagate
11757 arguments when not optimizing.
11759 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
11762 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
11763 (avx_addsubv4df3): Likewise.
11764 (*avx_addsubv4sf3): Likewise.
11765 (sse3_addsubv4sf3): Likewise.
11766 (*avx_addsubv2df3): Likewise.
11767 (sse3_addsubv2df3): Likewise.
11768 (avx_unpckhps256): Correct item selectors.
11769 (avx_unpcklps256): Likewise.
11770 (avx_unpckhpd256): Likewise.
11771 (avx_unpcklpd256): Likewise.
11773 2009-02-28 Jan Hubicka <jh@suse.cz>
11775 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
11777 (copy_arguments_for_versioning): If var is declared don't declare it.
11778 (tree_function_versioning): First setup substitutions and then copy
11781 2009-02-27 Jan Hubicka <jh@suse.cz>
11784 * cgraph.h (varpool_output_debug_info): Remove.
11785 * cgraphunit.c (varpool_output_debug_info): Remove.
11786 * dwarf2out.c (deferred_locations_struct): New struct
11787 (deferred_locations): New type.
11788 (deferred_locations_list): New static var.
11789 (deffer_location): New function.
11790 (gen_variable_die): Use it.
11791 (decls_for_scope): Output info on local static vars.
11792 (dwarf2out_finish): Process deferred locations.
11793 * varpool.c (varpool_output_debug_info): Remove.
11795 2009-02-27 Jan Hubicka <jh@suse.cz>
11798 * tree.h (TREE_PROTECTED): Fix comment.
11799 (BLOCK_HANDLER_BLOCK): Remove.
11800 (struct tree_block): Remove handler_block add body_block.
11801 (inlined_function_outer_scope_p): New.
11802 (is_body_block): Remove.
11803 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
11804 * dwarf2out.c (is_inlined_entry_point): Remove.
11805 (add_high_low_attributes): Use inlined_function_outer_scope_p.
11806 (gen_block_die): Use is_inlined_entry_point check. Remove body block
11808 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
11809 * gimplify.c (gimplify_expr): Gimplify body blocks.
11810 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
11811 block with multiple subblocks.
11812 (dump_scope_block): Prettier output; dump more flags and info.
11813 (dump_scope_blocks): New.
11814 (remove_unused_locals): Use dump_scope_blocks.
11815 * tree-flow.h (dump_scope_blocks): Declare.
11816 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
11817 * stmt.c (is_body_block): Remove.
11818 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
11819 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
11821 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
11823 PR middle-end/39308
11824 * graphite.c (graphite_loop_normal_form): Do not call
11825 number_of_iterations_exit from a gcc_assert.
11827 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11829 * config/s390/s390.c (s390_swap_cmp): Look for conditional
11830 jumps if COND is NULL.
11831 (find_cond_jump): New function.
11832 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
11833 * config/s390/s390.md: Remove z10_cobra attribute value.
11835 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
11837 * config/alpha/alpha.h (alpha_expand_mov): Return false if
11838 force_const_mem returns NULL_RTX.
11840 2009-02-26 Jan Hubicka <jh@suse.cz>
11843 * cgraph.h (varpool_output_debug_info): Remove.
11844 * cgraphunit.c (varpool_output_debug_info): Remove.
11845 * dwarf2out.c (deferred_locations_struct): New struct
11846 (deferred_locations): New type.
11847 (deferred_locations_list): New static var.
11848 (deffer_location): New function.
11849 (gen_variable_die): Use it.
11850 (decls_for_scope): Output info on local static vars.
11851 (dwarf2out_finish): Process deferred locations.
11852 * varpool.c (varpool_output_debug_info): Remove.
11854 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
11856 PR rtl-optimization/39241
11857 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
11858 to subreg_offset_representable_p.
11860 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
11862 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
11863 execute function prototype. Get f and nregs from max_reg_num
11864 and get_insns. Remove the first backward pass as it's dead,
11865 guard the forward pass by flag_expensive_optimizations.
11866 (rest_of_handle_regmove): Delete.
11867 (pass_regmove): Replace it with regmove_optimize.
11869 2009-02-25 Martin Jambor <mjambor@suse.cz>
11871 PR tree-optimization/39259
11872 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
11873 calls_alloca function flags.
11874 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
11875 calls are detected.
11877 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
11879 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
11880 flags_set_1_rtx, flags_set_1_set): Delete.
11881 (regmove_optimize): Do not call mark_flags_life_zones.
11883 2009-02-24 Julian Brown <julian@codesourcery.com>
11886 * config/arm/arm.c (require_pic_register): Only set
11887 cfun->machine->pic_reg once per function.
11889 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
11891 * doc/invoke.texi (Link Options): Document an easier way to pass
11892 options that take arguments to the GNU linker using -Xlinker and -Wl.
11894 2009-02-24 Steve Ellcey <sje@cup.hp.com>
11897 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
11899 2009-02-24 Richard Guenther <rguenther@suse.de>
11902 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
11904 2009-02-24 Richard Guenther <rguenther@suse.de>
11905 Zdenek Dvorak <ook@ucw.cz>
11907 PR tree-optimization/39233
11908 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
11909 from converting them to a generic type.
11911 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
11913 PR tree-optimization/39260
11914 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
11915 contains a condition with a real type.
11916 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
11918 2009-02-23 Jason Merrill <jason@redhat.com>
11921 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
11922 narrowing_initializer_constant_valid_p.
11923 (narrowing_initializer_constant_valid_p): Don't return
11924 null_pointer_node for adding a pointer to itself.
11926 2009-02-23 Jan Hubicka <jh@suse.cz>
11929 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
11932 2009-02-23 Jan Hubicka <jh@suse.cz>
11934 PR tree-optimization/37709
11935 * tree.c (block_ultimate_origin): Move here from dwarf2out.
11936 * tree.h (block_ultimate_origin): Declare.
11937 * dwarf2out.c (block_ultimate_origin): Move to tree.c
11938 * tree-ssa-live.c (remove_unused_scope_block_p):
11939 Eliminate blocks containig no instructions nor live variables nor
11941 (dump_scope_block): New function.
11942 (remove_unused_locals): Enable removal of dead blocks by default;
11943 enable dumping at TDF_DETAILS.
11945 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
11947 * config/i386/i386.c (classify_argument): Don't allow COImode
11949 (function_arg_advance_32): Don't allow OImode.
11950 (function_arg_32): Likewise.
11951 (function_value_32): Likewise.
11952 (return_in_memory_32): Likewise.
11953 (function_arg_64): Remove OImode comment.
11955 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
11958 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
11959 ix86_expand_vector_set for V4DImode in 64bit mode only.
11960 (ix86_expand_vector_init_one_var): Likewise.
11962 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
11964 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
11966 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
11969 * loop-iv.c: Revert last change.
11970 * emit-rtl.c: Likewise.
11972 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
11975 * config/i386/i386.c (type_natural_mode): Remove an extra
11976 space in the warning message.
11977 (function_value_32): Handle 32-byte vector modes.
11978 (return_in_memory_32): Likewise.
11980 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
11982 * loop-iv.c (truncate_value): New function.
11983 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
11985 (lowpart_subreg): Move to...
11986 * emit-rtl.c: ...here.
11988 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
11990 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
11991 accidental and undocumented change at revision 140860.
11993 2009-02-21 Joseph Myers <joseph@codesourcery.com>
11995 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
11996 take gimple_seq * arguments.
11997 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
11998 types_compatible_p langhook.
12000 2009-02-20 Mark Mitchell <mark@codesourcery.com>
12001 Joseph Myers <joseph@codesourcery.com>
12003 * config/arm/arm.c (arm_builtin_va_list): New function.
12004 (arm_expand_builtin_va_start): Likewise.
12005 (arm_gimplify_va_arg_expr): Likewise.
12006 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
12007 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
12008 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
12009 (va_list_type): New variable.
12010 (arm_mangle_type): Mangle va_list_type appropriately.
12012 2009-02-20 Jakub Jelinek <jakub@redhat.com>
12014 PR middle-end/39157
12015 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
12016 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
12017 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
12018 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
12019 parameter to 1000 for -O1 by default.
12020 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
12022 * loop-invariant.c: Include params.h.
12023 (move_loop_invariants): Don't call move_single_loop_invariants on
12026 2009-02-20 Jaka Mocnik <jaka@xlab.si>
12028 * calls.c (emit_library_call_value_1): Use slot_offset instead of
12029 offset when calculating bounds for indexing stack_usage_map. Fixes
12030 a buffer overflow with certain target setups.
12032 2009-02-20 Jakub Jelinek <jakub@redhat.com>
12035 * calls.c (expand_call): Clear try_tail_call if caller and callee
12036 disagree in promotion of function return value.
12038 2009-02-19 Jakub Jelinek <jakub@redhat.com>
12041 * c-common.c (c_determine_visibility): If visibility changed and
12042 DECL_RTL has been already set, call make_decl_rtl to update symbol
12045 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
12048 * varasm.c (assemble_variable): Don't check DECL_NAME when
12049 globalizing a variable.
12051 2009-02-19 Joseph Myers <joseph@codesourcery.com>
12054 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
12055 expression before any __builtin_trap call.
12056 * c-typeck.c (build_function_call): Convert and check function
12057 arguments before generating a call to a trap. Evaluate the
12058 function arguments before the trap.
12060 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
12063 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
12064 (UNSPEC_FXAM_MEM): New unspec.
12065 (fxam<mode>2_i387_with_temp): New insn and split pattern.
12066 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
12067 memory using fxam<mode>2_i387_with_temp to remove excess precision.
12069 2009-02-19 Richard Guenther <rguenther@suse.de>
12071 PR tree-optimization/39207
12072 PR tree-optimization/39074
12073 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
12074 storedanything_tree): New.
12075 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
12076 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
12077 (build_succ_graph): Add edges from STOREDANYTHING to all
12079 (init_base_vars): Initialize STOREDANYTHING.
12080 (compute_points_to_sets): Free substitution info after
12081 building the succ graph.
12082 (ipa_pta_execute): Likewise.
12084 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
12086 (do_ds_constraint): Do not add to special var or non-pointer
12088 (type_could_have_pointers): Split out from ...
12089 (could_have_pointers): ... here. For arrays use the element type.
12090 (create_variable_info_for): Initialize may_have_pointers.
12091 (new_var_info): Likewise.
12092 (handle_lhs_call): Make the HEAP variable unknown-sized.
12093 (intra_create_variable_infos): Use a type with pointers for
12094 PARM_NOALIAS, make it unknown-sized.
12096 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
12099 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
12101 2009-02-18 Jason Merrill <jason@redhat.com>
12104 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
12105 value if DECL_EXTERNAL.
12106 * tree-sra.c (sra_walk_gimple_assign): Likewise.
12107 * target.h (gcc_target::binds_local_p): Clarify "module".
12108 * tree.h (TREE_PUBLIC): Clarify "module".
12110 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
12113 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
12114 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
12116 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
12119 * c.opt (Wabi): Support C and ObjC.
12122 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
12124 * config/i386/i386.c (classify_argument): Warn once about the ABI
12125 change when passing union with long double.
12127 * doc/invoke.texi: Update -Wabi for warning psABI changes.
12129 2009-02-18 Joseph Myers <joseph@codesourcery.com>
12132 * c-parser.c (c_parser_compound_statement): Always enter and leave
12135 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12138 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
12140 2009-02-18 Jakub Jelinek <jakub@redhat.com>
12142 PR tree-optimization/36922
12143 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
12144 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
12147 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
12149 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
12152 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
12154 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
12156 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
12158 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
12161 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
12162 Richard Sandiford <rdsandiford@googlemail.com>
12164 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
12165 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
12166 (loongson_biadd): ...this.
12168 2009-02-17 Richard Guenther <rguenther@suse.de>
12170 PR tree-optimization/39202
12171 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
12172 a var make sure to follow existing collapses.
12174 2009-02-17 Richard Guenther <rguenther@suse.de>
12176 PR middle-end/39214
12177 * langhooks.c (lhd_print_error_function): Check for NULL block.
12179 2009-02-17 Richard Guenther <rguenther@suse.de>
12181 PR tree-optimization/39204
12182 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
12185 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
12187 * config/soft-fp/double.h: Update from glibc CVS.
12189 2009-02-17 Richard Guenther <rguenther@suse.de>
12191 PR tree-optimization/39207
12192 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
12193 strict-aliasing warnings for pointers pointing to NULL.
12195 2009-02-16 Joseph Myers <joseph@codesourcery.com>
12198 * c-parser.c (c_parser_braced_init): Call pop_init_level when
12199 skipping until next close brace.
12201 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
12204 * config/i386/i386.c (ix86_expand_push): Set memory alignment
12205 to function argument boundary.
12207 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
12209 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
12210 in the lea_add. Reload eventually constraints it properly.
12211 * config/picochip/constraints.md: Remove the target constraint
12212 "b", since it is not needed anymore.
12214 2009-02-16 Jakub Jelinek <jakub@redhat.com>
12216 * gthr-dce.h: Uglify function parameter and local variable names.
12217 * gthr-gnat.h: Likewise.
12218 * gthr-mipssde.h: Likewise.
12219 * gthr-nks.h: Likewise.
12220 * gthr-posix95.h: Likewise.
12221 * gthr-posix.h: Likewise.
12222 * gthr-rtems.h: Likewise.
12223 * gthr-single.h: Likewise.
12224 * gthr-solaris.h: Likewise.
12225 * gthr-tpf.h: Likewise.
12226 * gthr-vxworks.h: Likewise.
12227 * gthr-win32.h: Likewise.
12229 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
12232 * config/i386/i386.md: Restrict the new peephole2 to move
12233 between MMX/SSE registers.
12235 2009-02-15 Richard Guenther <rguenther@suse.de>
12238 2009-02-13 Richard Guenther <rguenther@suse.de>
12240 * configure.ac: Enable LFS.
12241 * configure: Re-generate.
12242 * config.in: Likewise.
12244 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12246 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
12247 spu_srqwbyte, spu_srqwbytebc): Define.
12248 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
12249 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
12250 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
12251 "shrqby_<mode>"): New insn-and-split patterns.
12252 * config/spu/spu.c (expand_builtin_args): Determine and return
12253 number of operands using spu_builtin_description data.
12254 (spu_expand_builtin_1): Use it.
12256 2009-02-13 Steve Ellcey <sje@cup.hp.com>
12259 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
12262 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
12265 * config/i386/i386.c (override_options): Correct warning
12266 messages for -malign-loops, -malign-jumps and -malign-functions.
12268 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
12271 * config/i386/i386.md: Restrict the new peephole2 to move
12272 between the general purpose registers.
12274 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
12277 * config/i386/i386.c (type_natural_mode): Add a new argument.
12278 Return the original mode and warn ABI change if vector size is 32byte.
12279 (function_arg_advance): Updated.
12280 (function_arg): Likewise.
12281 (ix86_function_value): Likewise.
12282 (ix86_return_in_memory): Likewise.
12283 (ix86_sol10_return_in_memory): Likewise.
12284 (ix86_gimplify_va_arg): Likewise.
12285 (function_arg_32): Don't warn ABX ABI change here.
12286 (function_arg_64): Likewise.
12288 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
12290 * loop-iv.c (implies_p): In the final case, test that operands 0
12291 of the two comparisons match.
12293 * config/bfin/bfin.c (find_prev_insn_start): New function.
12294 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
12295 (find_next_insn_start): Move.
12297 2009-02-13 Richard Guenther <rguenther@suse.de>
12299 * configure.ac: Enable LFS.
12300 * configure: Re-generate.
12301 * config.in: Likewise.
12303 2009-02-13 Joseph Myers <joseph@codesourcery.com>
12306 * c-parser.c (c_parser_parms_list_declarator): Discard pending
12307 sizes on syntax error after some arguments have been parsed.
12309 2009-02-12 Jakub Jelinek <jakub@redhat.com>
12311 * doc/invoke.texi (-fira): Remove.
12313 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
12315 * caller-save.c: Replace regclass.c with reginfo.c in comments.
12316 * recog.c: Likewise.
12319 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
12321 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
12322 (umul_ppmm): Likewise.
12323 (count_leading_zeros): Likewise.
12324 (count_trailing_zeros): Likewise.
12325 (UMUL_TIME): Likewise.
12327 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
12329 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
12330 soft-fp/t-softfp to tmake_file.
12332 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
12333 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
12334 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
12335 IA64_BUILTIN_INFQ]: New.
12336 (ia64_init_builtins): Initialize __builtin_infq,
12337 __builtin_fabsq and __builtin_copysignq if not HPUX.
12338 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
12339 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
12341 * config/ia64/lib1funcs.asm (__divtf3): Define only if
12343 (__fixtfti): Likewise.
12344 (__fixunstfti): Likewise.
12345 (__floattitf): Likewise.
12347 * config/ia64/libgcc-glibc.ver: New.
12348 * config/ia64/t-fprules-softfp: Likewise.
12349 * config/ia64/sfp-machine.h: Likewise.
12351 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
12352 (LIBGCC2_TF_CEXT): Likewise.
12353 (TF_SIZE): Likewise.
12354 (TARGET_INIT_LIBFUNCS): Likewise.
12356 * config/ia64/t-glibc (SHLINB_MAPFILES):
12357 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
12359 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
12361 * config/i386/i386.c (construct_container): Rewrite processing
12362 BLKmode with X86_64_SSE_CLASS.
12364 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
12367 * config/i386/i386.md: Replace simplify_replace_rtx with
12368 replace_rtx in the new peephole2.
12370 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
12372 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
12373 loop unrolling do not happen at -O2.
12375 2009-02-12 Michael Matz <matz@suse.de>
12377 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
12379 2009-02-12 Jakub Jelinek <jakub@redhat.com>
12381 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
12384 2009-02-12 Ben Elliston <bje@au.ibm.com>
12386 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
12387 patterns when updating the back chain. Missed in the 2009-02-10
12390 2009-02-11 Janis Johnson <janis187@us.ibm.com>
12392 * doc/extend.texi (Decimal Floating Types): Update identifier of
12393 draft TR and list of missing support.
12395 2009-02-11 Jakub Jelinek <jakub@redhat.com>
12397 PR middle-end/39154
12398 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
12399 bit to variable length decl's flags, add it also to its
12400 pointer replacement variable.
12402 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
12403 Jakub Jelinek <jakub@redhat.com>
12406 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
12407 (memory_blockage): New expander.
12408 (*memory_blockage): New insn pattern.
12409 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
12410 instead of general blockage at the end of function prologue when
12411 frame pointer is used to access red zone area. Do not emit blockage
12412 when profiling, it is emitted in generic code.
12413 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
12414 function epilogue when frame pointer is used to access red zone area.
12416 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
12419 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
12420 by arithmetic with memory operands.
12421 * config/i386/predicates.md (commutative_operator): New.
12423 2009-02-10 Janis Johnson <janis187@us.ibm.com>
12425 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
12428 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
12430 * alias.h (record_alias_subset): Declare.
12431 * alias.c (record_alias_subset): Make global.
12433 2009-02-10 Nick Clifton <nickc@redhat.com>
12435 * tree-parloops.c: Change license to GPLv3.
12436 * ipa-struct-reorg.c: Change license to GPLv3.
12437 * ipa-struct-reorg.h: Change license to GPLv3.
12439 2009-02-10 Steve Ellcey <sje@cup.hp.com>
12442 * c-decl.c (start_struct): Return NULL on error.
12444 2009-02-10 Jakub Jelinek <jakub@redhat.com>
12446 PR middle-end/39124
12447 * cfgloopmanip.c (remove_path): Call remove_bbs after
12448 cancel_loop_tree, not before it.
12451 * function.h (struct function): Add has_local_explicit_reg_vars bit.
12452 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
12453 VAR_DECLs were seen.
12454 * tree-ssa-live.c (remove_unused_locals): Recompute
12455 cfun->has_local_explicit_reg_vars.
12456 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
12457 copies or clearings if cfun->has_local_explicit_reg_vars.
12459 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
12462 * config/i386/i386.c (expand_prologue): Emit blockage at the end
12463 of function prologue when frame pointer is used to access
12466 2009-02-10 Richard Guenther <rguenther@suse.de>
12468 PR middle-end/39127
12469 * gimplify.c (gimple_regimplify_operands): Always look if
12470 we need to create a temporary.
12472 2009-02-10 Richard Guenther <rguenther@suse.de>
12474 PR tree-optimization/39132
12475 * tree-loop-distribution.c (todo): New global var.
12476 (generate_memset_zero): Trigger TODO_rebuild_alias.
12477 (tree_loop_distribution): Return todo.
12479 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
12482 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
12483 (x86_64_reg_class_name): Removed.
12484 (classify_argument): Return 0 if bytes > 32. Return 0 if the
12485 first one isn't X86_64_SSE_CLASS or any other ones aren't
12486 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
12487 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
12488 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
12489 and 3 X86_64_SSEUP_CLASS.
12490 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
12491 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
12493 2009-02-10 Ben Elliston <bje@au.ibm.com>
12495 * config/rs6000/rs6000.md (allocate_stack): Always use an update
12496 form instruction to update the stack back chain word, even if the
12497 user has disabled the generation of update instructions.
12498 (movdi_<mode>_update_stack): New.
12499 (movsi_update_stack): Likewise.
12500 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
12501 always use an update form instruction to update the stack back
12504 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
12506 PR middle-end/38953
12507 * graphite.c (if_region_set_false_region): After moving a region in
12508 the false branch of a condition, remove the empty dummy basic block.
12509 (gloog): Remove wrong fix for PR38953.
12511 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12513 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
12514 generation due to implicit sign extension.
12516 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
12518 PR middle-end/38981
12519 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
12520 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
12522 2009-02-09 Richard Guenther <rguenther@suse.de>
12524 PR middle-end/35202
12525 * convert.c (convert_to_real): Disable (float)fn((double)x)
12526 to fnf(x) conversion if errno differences may occur and
12527 -fmath-errno is set.
12529 2009-02-07 Anatoly Sokolov <aesok@post.ru>
12531 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
12532 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12533 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12535 2009-02-06 Joseph Myers <joseph@codesourcery.com>
12538 * c-common.c (handle_alias_attribute): Disallow attribute for
12539 anything not a FUNCTION_DECL or VAR_DECL.
12541 2009-02-06 Janis Johnson <janis187@us.ibm.com>
12544 * real.c (do_compare): Special-case compare of zero against
12545 decimal float value.
12547 2009-02-06 Joseph Myers <joseph@codesourcery.com>
12550 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
12551 as indicating flexible array members unless the field itself is
12552 being declarared as the incomplete array.
12554 2009-02-06 Jan Hubicka <jh@suse.cz>
12556 PR tree-optimization/38844
12557 * ipa-inline.c (try_inline): Stop inlining recursion when edge
12558 is already inlined.
12560 2009-02-06 Richard Guenther <rguenther@suse.de>
12562 PR middle-end/38977
12563 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
12564 fork because we may expand it as __gcov_fork.
12566 2009-02-06 Nick Clifton <nickc@redhat.com>
12568 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
12570 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
12572 PR tree-optimization/35659
12573 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
12574 vn_phi_eq): Shortcut if hashcode does not match.
12575 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
12577 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
12578 and avoid iterative_hash_expr.
12579 (FOR_EACH_VALUE_ID_IN_SET): New.
12580 (value_id_compare): Remove.
12581 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
12582 sort expressions by value id.
12584 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
12587 * config/sh/predicates.md (general_movsrc_operand): Don't check
12588 the subreg of system registers here.
12590 2009-02-05 Jakub Jelinek <jakub@redhat.com>
12593 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
12594 on the copied decl.
12596 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
12598 PR rtl-optimization/39110
12599 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
12600 addresses, not aligned ones.
12602 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
12603 Richard Guenther <rguenther@suse.de>
12605 PR tree-optimization/39100
12606 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
12607 comment says and add edges.
12609 2009-02-05 Joseph Myers <joseph@codesourcery.com>
12612 * c-common.c (handle_tls_model_attribute): Ignore attribute for
12613 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
12615 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
12617 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
12618 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
12619 register_bb_in_sese, new_sese, free_sese): Moved.
12620 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
12621 outermost_loop_in_scop, build_scop_iteration_domain,
12622 expand_scalar_variables_ssa_name, get_vdef_before_scop,
12623 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
12624 Use loop_in_sese_p instead of loop_in_scop_p.
12625 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
12626 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
12627 (scopdet_basic_block_info): Fix bug in scop detection.
12628 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
12629 eq_loop_to_cloog_loop): Remove.
12630 (nb_loops_around_loop_in_scop, nb_loop
12631 ref_nb_loops): Moved here...
12632 * graphite.h (ref_nb_loops): ... from here.
12633 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
12634 (loop_domain_dim, loop_iteration_vector_dim): Remove.
12635 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
12636 * testsuite/gcc.dg/graphite/scop-19.c: New
12638 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
12639 Hans-Peter Nilsson <hp@axis.com>
12641 PR rtl-optimization/37889
12642 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
12643 Move offset handling from PLUS to before the switch. Use new
12644 arguments when considering SYMBOL_REFs too.
12645 (rtx_addr_can_trap_p): Pass dummy offset and size.
12646 (enum may_trap_p_flags): Remove.
12647 (may_trap_p_1): Pass size from MEM_SIZE.
12649 PR rtl-optimization/38921
12650 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
12651 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
12652 * rtlanal.c (may_trap_after_code_motion_p): Delete.
12653 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
12655 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
12657 AVX Programming Reference (January, 2009)
12658 * config/i386/sse.md (*vpclmulqdq): New.
12660 2009-02-04 Jakub Jelinek <jakub@redhat.com>
12662 PR tree-optimization/38977
12663 PR gcov-profile/38292
12664 * calls.c (special_function_p): Disregard __builtin_ prefix.
12666 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
12668 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
12669 non-indexable addresses even before reload.
12671 2009-02-03 Joseph Myers <joseph@codesourcery.com>
12674 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
12675 as having variable size. Do not give an error for unnamed
12676 parameters with [*] declarators. Give a warning for type names
12677 with [*] declarators and mark them as variable size.
12678 * c-parser.c (c_parser_sizeof_expression): Do not give an error
12679 for sizeof applied to [*] type names.
12681 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12684 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
12686 2009-02-03 Jakub Jelinek <jakub@redhat.com>
12688 * gcc.c (process_command): Update copyright notice dates.
12689 * gcov.c (print_version): Likewise.
12690 * gcov-dump.c (print_version): Likewise.
12691 * mips-tfile.c (main): Likewise.
12692 * mips-tdump.c (main): Likewise.
12694 2009-02-03 Joseph Myers <joseph@codesourcery.com>
12697 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
12698 for composite type involving a zero-length array type.
12700 2009-02-03 Jakub Jelinek <jakub@redhat.com>
12703 * function.c (match_asm_constraints_1): Skip over
12704 initial optional % in the constraint.
12706 PR inline-asm/39059
12707 * c-parser.c (c_parser_postfix_expression): If fixed point is not
12708 supported, don't accept FIXED_CSTs.
12709 * c-decl.c (finish_declspecs): Error if fixed point is not supported
12710 and _Sat is used without _Fract/_Accum. Set specs->type to
12711 integer_type_node for cts_fract/cts_accum if fixed point is not
12714 2009-02-02 Catherine Moore <clm@codesourcery.com>
12716 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
12718 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
12720 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
12721 (ABI_HAS_64BIT_SYMBOLS): Use it.
12722 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
12724 2009-02-02 Paul Brook <paul@codesourcery.com>
12726 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
12728 2009-02-02 Jakub Jelinek <jakub@redhat.com>
12730 PR inline-asm/39058
12731 * recog.h (asm_operand_ok): Add constraints argument.
12732 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
12733 recurse on matching constraint.
12734 (check_asm_operands): Pass constraints as 3rd argument to
12735 asm_operand_ok. Don't look up matching constraint here.
12736 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
12739 2009-02-02 Ben Elliston <bje@au.ibm.com>
12741 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
12742 TARGET_NARROW_VOLATILE_BITFIELD macro names.
12744 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12746 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
12747 information. Remove some obsolete information. Reorganize.
12749 * config/pa/fptr.c: Revert license to GPL 2.
12750 * config/pa/milli64.S: Likewise.
12752 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
12755 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
12756 LIBRARY name in, instead of hard-coding it.
12757 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
12758 extra target make frag to tmake_files according to EH model.
12759 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
12760 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
12761 frags that define makefile variable EH_MODEL appropriately.
12762 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
12763 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
12764 to "-sjlj" according to type of EH configured.
12765 (LIBGCC_SONAME): Concatenate it to shared library base name.
12766 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
12767 to "_sjlj" according to type of EH configured.
12768 (LIBGCC_SONAME): Concatenate it to shared library base name.
12769 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
12770 (SHLIB_LINK): Add missing semicolon to if-else construct.
12771 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
12772 string value of "pe_dll" command-line option.
12773 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
12774 (SHLIB_SONAME): Use it when overriding t-cygming default.
12775 (SHLIB_IMPLIB): Override t-cygming default.
12776 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
12777 string value of "pe_dll" command-line option.
12779 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
12782 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
12783 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
12785 2009-01-31 Richard Guenther <rguenther@suse.de>
12787 PR tree-optimization/38937
12788 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
12789 computing the transitive closure.
12791 2009-01-30 Richard Guenther <rguenther@suse.de>
12793 PR tree-optimization/39041
12794 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
12795 Propagate variable indices only if the types match for this stmt.
12797 2009-01-30 Jakub Jelinek <jakub@redhat.com>
12800 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
12801 inline but never defined.
12803 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
12805 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
12806 (*insv_h_di_reg_extimm): New insn.
12807 (*insv_l<mode>_reg_extimm): New insn.
12809 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
12811 * config/picochip/picochip.c (flag_conserve_stack): set
12812 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
12813 fconserve-stack. Reduce call-overhead used by inliner.
12815 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
12818 * common.opt (flag_conserve_stack): Initialised to zero.
12820 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
12823 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
12824 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
12827 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
12829 * ira-color.c (allocno_reload_assign): Update comments.
12830 * regmove.c (regmove_optimize): Likewise.
12834 2009-01-29 Robert Millan <rmh@aybabtu.com>
12836 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
12837 * config/i386/kopensolaris-gnu.h: New file. Undefine
12838 `MD_UNWIND_SUPPORT'.
12839 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
12841 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
12843 PR tree-optimization/39007
12844 * tree-loop-distribution.c (generate_builtin): Use
12845 recompute_dominator to compute the immediate dominator of the
12846 basic block just after the loop.
12848 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12850 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
12851 (ASM_OUTPUT_DWARF_PCREL): Define.
12853 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
12855 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
12856 * doc/passes.texi: Remove entries about regclass, local-alloc, and
12857 global. Modify entries about regmove and IRA.
12859 * ra-conflict.c: Remove the file.
12861 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
12863 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
12864 (pass_regclass_init): Rename to pass_reginfo_init.
12866 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
12868 * toplev.h (flag_ira): Remove.
12870 * caller-save.c (setup_save_areas): Remove flag_ira.
12872 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
12874 * global.c: Remove the file.
12876 * opts.c (decode_options): Remove flag_ira.
12878 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
12880 * regmove.c: Modify file description.
12881 (find_use_as_address, try_auto_increment): Define them only if
12882 AUTO_INC_DEC is defined.
12883 (replacement_quality, replace_in_call_usage, fixup_match_1,
12884 stable_and_no_regs_but_for_p): Remove.
12885 (reg_set_in_bb): Make it static.
12886 (regmove_optimize): Remove flag_ira and code which worked for
12889 * local-alloc.c: Remove the file.
12891 * common.opt (fira): Remove.
12893 * ira.c: Include except.h.
12894 (eliminable_regset): Move from global.c.
12895 (mark_elimination): Ditto. Remove flag_ira.
12896 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
12897 equiv_mem_modified, validate_equiv_mem_from_store,
12898 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
12899 contains_replace_regs, memref_referenced_p, memref_used_between_p,
12900 no_equiv, recorded_label_ref): Move from local-alloc.c.
12901 (update_equiv_regs): Ditto. Make it static.
12902 (print_insn_chain, print_insn_chains): Move it from global.c.
12903 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
12904 (build_insn_chain): Ditto. Make it static.
12905 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
12906 Rename to init_live_subregs.
12907 (gate_ira): Remove flag_ira.
12909 * regclass.c: Rename reginfo.c. Change file description.
12910 (FORBIDDEN_INC_DEC_CLASSES): Remove.
12911 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
12912 (init_reg_sets_1): Remove code for evaluation of
12913 reg_class_superclasses and losing_caller_save_reg_set.
12914 (init_regs): Remove init_reg_autoinc.
12915 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
12916 ok_for_base_p_nonstrict): Remove.
12917 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
12918 (pass_regclass_init): Rename to pass_reginfo_init. Modify
12919 corresponding entries.
12920 (dump_regclass, record_operand_costs, scan_one_insn,
12921 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
12922 record_address_regs, auto_inc_dec_reg_p): Remove.
12923 (gt-regclass.h): Rename to gt-reginfo.h.
12925 * rtl.h (dump_global_regs, retry_global_alloc,
12926 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
12928 * Makefile.in (RA_H): Remove.
12929 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
12930 Rename regclass.o to reginfo.o.
12931 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
12933 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
12934 (GTFILES): Rename regclass.c to reginfo.c.
12936 * passes.c (init_optimization_passes): Remove pass_local_alloc and
12937 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
12939 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
12940 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
12942 (finish_spills): Ditto. Remove code for !flag_ira.
12944 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
12946 PR middle-end/35854
12947 * doc/invoke.texi (rtl debug options): Complete rewrite.
12948 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
12950 * mode-switching.c (pass_mode_switching): Rename pass from
12951 "mode-sw" to "mode_sw".
12952 * except.c (pass_convert_to_eh_ranges): Rename pass from
12953 "eh-ranges" to "eh_ranges".
12954 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
12958 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
12959 Alexander Monakov <amonakov@ispras.ru>
12961 PR middle-end/38857
12962 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
12964 (move_exprs_to_boundary): Change return type and pass through
12965 should_move from move_op. Relax assert. Update usage ...
12966 (schedule_expr_on_boundary): ... here. Use should_move instead of
12968 (move_op_orig_expr_found): Indicate that insn was disconnected from
12970 (code_motion_process_successors): Do not call after_merge_succs
12971 callback if original expression was not found when traversing any of
12973 (code_motion_path_driver): Change return type. Update prototype.
12974 (move_op): Update comment. Add a new parameter (should_move). Update
12975 prototype. Set *should_move based on indication provided by
12976 move_op_orig_expr_found.
12978 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
12980 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
12981 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
12982 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
12983 * config/rs6000/rs6000.c (rs6000_override_options): Default
12984 avoid-indexed-addresses on for Power6, off for everything else.
12985 (avoiding_indexed_address_p): New function.
12986 (rs6000_legitimize_address): Use it.
12987 (rs6000_legitimate_address): Likewise.
12988 * config/rs6000/rs6000.md (movXX_updateX): Likewise
12990 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
12992 PR tree-optimization/38997
12993 * tree-loop-distribution.c (generate_memset_zero): Use
12994 POINTER_PLUS_EXPR for a pointer addition.
12996 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
12998 * config/s390/s390.md (bswap<mode>2): New pattern added.
13000 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
13002 * config/s390/s390.md (*tls_load_31): Added type attribute.
13004 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
13006 * config/s390/s390.md: Fix a few comments.
13008 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
13010 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
13011 (*tm<mode>_full): Fixed z10prop attribute.
13012 (*tst<mode>_extimm): Fixed z10prop attribute.
13013 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
13014 (*tstqiCCT_cconly): Fixed z10prop attribute.
13015 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
13016 (*movsi_larl): Fixed z10prop attribute.
13017 (*movsi_zarch): Fixed z10prop attribute.
13018 (*movsi_eas): Fixed z10prop attribute.
13019 (*movhi): Fixed z10prop attribute.
13020 (*movqi): Fixed z10prop attribute.
13021 (*movstrictqi): Fixed z10prop attribute.
13022 (*mov<mode>): Fixed z10prop attribute.
13023 (*movcc): Fixed z10prop attribute.
13024 (*sethighpartdi_64): Fixed z10prop attribute.
13025 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
13026 (*negdi2_sign_cc): Fixed z10prop attribute.
13027 (*negdi2_sign): Fixed z10prop attribute.
13028 (*absdi2_sign_cc): Fixed z10prop attribute.
13029 (*absdi2_sign): Fixed z10prop attribute.
13030 (*negabsdi2_sign_cc): Fixed z10prop attribute.
13031 (*negabsdi2_sign): Fixed z10prop attribute.
13032 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
13033 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
13034 (doloop_si64): Fixed z10prop attribute.
13035 (doloop_si31): Fixed z10prop attribute.
13036 (doloop_long): Fixed z10prop attribute.
13037 (indirect_jump): Fixed z10prop attribute.
13038 (nop): Fixed z10prop attribute.
13039 (main_base_64): Fixed z10prop attribute.
13040 (reload_base_64): Fixed z10prop attribute.
13042 2009-01-28 Jakub Jelinek <jakub@redhat.com>
13044 PR rtl-optimization/38740
13045 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
13047 * config/mips/mips.c (mips_reorg): Likewise.
13049 2009-01-28 Richard Guenther <rguenther@suse.de>
13051 PR tree-optimization/38926
13052 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
13053 with the correct value id to a value.
13054 (do_regular_insertion): Use the value number of edoubleprime
13055 for the value number of the expr.
13058 2008-08-21 Richard Guenther <rguenther@suse.de>
13060 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
13061 a PHI ask VN if it is already available.
13062 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
13063 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
13065 2009-01-28 Jakub Jelinek <jakub@redhat.com>
13067 PR middle-end/38934
13068 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
13069 set to varying whenever max has TREE_OVERFLOW set, similarly
13070 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
13072 2009-01-28 Richard Guenther <rguenther@suse.de>
13074 PR middle-end/38908
13075 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
13076 uninitialized aggregate uses in call arguments.
13078 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
13080 PR tree-optimization/38984
13081 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
13082 the nothing_id variable if -fno-delete-null-pointer-checks.
13084 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
13087 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
13088 (set_got_offset_rex64): Ditto.
13090 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
13093 * doc/extend.texi: Improve local variable with asm reg.
13095 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
13097 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
13098 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
13099 was not supplied then set warn_packed_bitfield_compat to the
13100 default value of 1.
13101 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
13104 2009-01-27 Richard Guenther <rguenther@suse.de>
13106 PR tree-optimization/38503
13107 * cfgexpand.c (expand_gimple_basic_block): Ignore
13108 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
13109 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
13110 variables that cannot have TBAA applied.
13111 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
13114 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
13116 PR middle-end/38969
13117 * calls.c (initialize_argument_information): Do not wrap complex
13118 arguments in SAVE_EXPR.
13120 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
13122 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
13123 (INSTALL_LIBGCC): Revert typo commit.
13125 2009-01-26 Richard Guenther <rguenther@suse.de>
13127 PR tree-optimization/38745
13128 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
13129 from special handling.
13131 2009-01-26 Richard Guenther <rguenther@suse.de>
13133 PR tree-optimization/38745
13134 * tree-ssa.c (execute_update_addresses_taken): Do not include
13135 variables that cannot possibly be a register in not_reg_needs.
13136 Do not clear TREE_ADDRESSABLE on vars that may not become
13138 * tree-ssa.c (update_alias_info_1): Include those in the set
13139 of addressable vars.
13141 2009-01-26 Richard Guenther <rguenther@suse.de>
13143 PR middle-end/38851
13144 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
13145 * tree-ssa-dse.c: Include langhooks.h
13146 (execute_simple_dse): Remove stores with zero size.
13148 2009-01-24 Jakub Jelinek <jakub@redhat.com>
13151 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
13154 2009-01-24 Julian Brown <julian@codesourcery.com>
13156 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
13157 config/arm/linux-atomic.c.
13158 * config/arm/linux-atomic.c: New.
13160 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
13162 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
13163 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
13164 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
13166 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
13169 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
13172 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
13174 PR tree-optimization/38953
13175 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
13176 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
13177 (gloog): Split the exit of the scop when the scop exit is a loop exit.
13178 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
13181 2009-01-24 Paul Brook <paul@codesourcery.com>
13183 * config/arm/neon.md (neon_type): Move to arm.md.
13184 (neon_mov<VSTRUCT>): Add neon_type attribute.
13185 * config/arm/arm.md (neon_type): Move to here.
13186 (conds): Add "unconditioal" and use as default for NEON insns.
13188 2009-01-24 Ben Elliston <bje@au.ibm.com>
13190 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
13191 void *' warning from -Wc++-compat.
13192 * Makefile.in (dominance.o-warn): Remove.
13194 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
13196 PR tree-optimization/38932
13197 * fold-const.c (fold_unary_ignore_overflow): New.
13198 * tree.h (fold_unary_ignore_overflow): Declare.
13199 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
13200 * tree-ssa-sccvn.c (visit_reference_op_load,
13201 simplify_unary_expression): Likewise.
13203 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
13205 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
13206 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
13207 regardless of their type.
13208 * c-common.c (handle_packed_attribute): Don't ignore packed on
13210 * c.opt (Wpacked-bitfield-compat): New warning option.
13211 * stor-layout.c (place_field): Warn if offset of a field changed.
13212 * doc/extend.texi (packed): Mention the ABI change.
13213 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
13214 (Warning Options): Add it to the list.
13216 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
13218 * c-opts.c (c_common_post_options): Fix a typo in comments.
13220 2009-01-22 Steve Ellcey <sje@cup.hp.com>
13222 PR middle-end/38615
13223 * gimplify.c (gimplify_init_constructor): Fix promotion of const
13224 variables to static.
13225 * doc/invoke.texi (-fmerge-all-constants): Update description.
13227 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
13230 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
13231 (*movdi_1_rex64): Use type "mmx" for alternative 5.
13233 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
13235 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
13237 (LOCAL_ALIGNMENT): Similarly.
13239 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
13240 Joseph Myers <joseph@codesourcery.com>
13242 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
13243 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
13244 * config/arm/arm-tune.md: Regenerate.
13245 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
13248 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
13250 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
13251 version number to five.
13253 2009-01-22 Dodji Seketeli <dodji@redhat.com>
13256 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
13257 * c-common.c (set_underlying_type): Likewise.
13258 (is_typedef_decl ): Likewise
13260 (set_underlying_type): Likewise.
13261 (is_typedef_type): Likewise.
13263 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
13265 PR middle-end/38587
13266 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
13269 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
13272 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
13273 (LIBGCC_SPEC): Don't define.
13274 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
13276 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
13278 PR rtl-optimization/38879
13279 * alias.c (base_alias_check): Unaligned access via AND address can
13280 alias all surrounding object types except those with sizes equal
13281 or wider than the size of unaligned access.
13283 2009-01-21 Dodji Seketeli <dodji@redhat.com>
13286 * c-decl.c (clone_underlying_type): Move this ...
13287 * c-common.c (set_underlying_type): ... here.
13288 Also, make sure the function properly sets TYPE_STUB_DECL() on
13289 the newly created typedef variant type.
13290 (is_typedef_decl ): New entry point.
13291 * tree.h: Added a new member member_types_needing_access_check to
13292 struct tree_decl_non_common.
13293 (set_underlying_type): New entry point.
13294 (is_typedef_type): Likewise.
13296 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
13298 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
13299 Check whether two instructions have memory references that
13300 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
13301 are helper functions for traversing.
13302 * alias.h (insn_alias_sets_confilict_p): New prototypes.
13303 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
13304 not to draw dependency edge for instructions with non-conflicting
13307 2009-01-20 Joseph Myers <joseph@codesourcery.com>
13310 * longlong.h: Update copyright years. Use soft-fp license notice.
13311 Sync __clz_tab declaration with glibc.
13313 2009-01-20 Steve Ellcey <sje@cup.hp.com>
13316 * doc/extend.texi (syscall_linkage): New.
13317 (version_id): Modify.
13319 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13320 Richard Guenther <rguenther@suse.de>
13322 PR tree-optimization/38747
13323 PR tree-optimization/38748
13324 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
13325 conversion if the base address is an indirect reference and the
13326 aliasing sets could cause issues.
13328 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
13330 * common.opt (fgraphite, fgraphite-identity): Add comment for
13331 explaining why these options are not documented.
13333 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
13335 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
13336 gimple_call_lhs is NULL.
13338 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
13341 * emit-rtl.c (adjust_address_1): Make sure memref is never
13344 2009-01-20 Ben Elliston <bje@au.ibm.com>
13346 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
13347 const qualifier from arg parameter. Remove unnecessary cast to char *.
13348 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
13349 const qualifier from arg 2.
13351 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
13353 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
13355 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
13358 * rtl.h (reinit_regs): New prototype.
13359 * regclass.c: Include ira.h.
13360 (reinit_regs): New.
13361 * Makefile.in (regclass.o): Add ira.h.
13362 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
13364 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
13367 * c-common.c (handle_aligned_attribute): Use
13368 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
13369 default alignment value.
13371 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
13373 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
13374 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
13376 * doc/extend.texi: Update __attribute__ ((aligned)). Document
13377 __BIGGEST_ALIGNMENT__.
13379 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
13381 2009-01-18 Richard Guenther <rguenther@suse.de>
13383 PR tree-optimization/38819
13384 * tree-flow.h (operation_could_trap_helper_p): Declare.
13385 * tree-eh.c (operation_could_trap_helper_p): Export.
13386 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
13387 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
13388 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
13389 are about to insert a possibly trapping instruction and fail
13392 2009-01-18 Andreas Schwab <schwab@suse.de>
13394 * doc/install.texi (Configuration): Remove obsolete paragraph
13395 about use of --with-gnu-ld with --with-gnu-as.
13397 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
13399 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
13400 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
13401 Follow spelling conventions.
13403 2009-01-18 Ben Elliston <bje@au.ibm.com>
13405 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
13406 C++ warning about implicit conversion from void * to struct
13408 (bitmap_obstack_free): Likewise for bitmap_element *.
13409 * Makefile.in (bitmap.o-warn): Remove.
13411 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
13413 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
13415 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
13416 Tobias Grosser <tobi.grosser@amd.com>
13418 * graphite.c (graphite_trans_scop_block): Do not block single
13421 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
13423 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
13424 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
13425 test with assertion.
13427 2009-01-16 Richard Guenther <rguenther@suse.de>
13429 PR tree-optimization/38835
13430 PR middle-end/36227
13431 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
13432 and INT + PTR -> (INT)(PTR p+ INT) folding.
13433 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
13435 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
13438 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
13439 the subreg from a lowpart subreg if it is also casting the value.
13441 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
13442 Tobias Grosser <tobi.grosser@amd.com>
13444 * graphite.c (compare_prefix_loops): New.
13445 (build_scop_canonical_schedules): Rewritten.
13446 (graphite_transform_loops): Move build_scop_canonical_schedules
13447 after build_scop_iteration_domain.
13449 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
13450 Tobias Grosser <tobi.grosser@amd.com>
13452 * graphite.c (add_conditions_to_domain): Add the loops to
13453 the dimension of the iteration domain. Do copy the domain
13454 only when it exists.
13455 (build_scop_conditions_1): Do not call add_conditions_to_domain.
13456 (add_conditions_to_constraints): New.
13457 (can_generate_code_stmt, can_generate_code): Removed.
13458 (gloog): Do not call can_generate_code.
13459 (graphite_transform_loops): Call add_conditions_to_constraints
13460 after building the iteration domain.
13462 2009-01-16 Jakub Jelinek <jakub@redhat.com>
13464 PR tree-optimization/38789
13465 * tree-ssa-threadedge.c
13466 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
13467 __builtin_constant_p.
13469 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13471 * dce.c (delete_unmarked_insns): Reversed the order that insns are
13472 examined before deleting them.
13474 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
13476 * function.c (aggregate_value_p): Correctly extract the function
13477 type from CALL_EXPR_FN lookup.
13479 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
13481 * config/picochip/picochip.c (picochip_override_options): Revert
13482 CFI asm flag disable commited previously.
13484 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
13485 Tobias Grosser <tobi.grosser@amd.com>
13486 Jan Sjodin <jan.sjodin@amd.com>
13488 * graphite.c (scan_tree_for_params): On substractions negate
13489 all the coefficients of the term.
13490 (clast_to_gcc_expression_red): New. Handle reduction expressions
13491 of more than two operands.
13492 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
13493 (get_vdef_before_scop): Handle also the case of default definitions.
13495 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
13497 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
13498 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
13499 Also use them when walking CALL_INSN_FUNCTION_USAGE.
13501 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
13502 Joey Ye <joey.ye@intel.com>
13504 PR middle-end/37843
13505 * cfgexpand.c (expand_stack_alignment): Don't update stack
13506 boundary nor check incoming stack boundary here.
13507 (gimple_expand_cfg): Update stack boundary and check incoming
13508 stack boundary here.
13510 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
13512 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
13514 2009-01-14 Jakub Jelinek <jakub@redhat.com>
13516 PR rtl-optimization/38245
13517 * calls.c (expand_call): Add stack arguments to
13518 CALL_INSN_FUNCTION_USAGE even for pure calls (when
13519 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
13520 in regs and partially in memory or BLKmode arguments.
13521 (emit_library_call_value_1): Add stack arguments to
13522 CALL_INSN_FUNCTION_USAGE even for pure calls (when
13523 ACCUMULATE_OUTGOING_ARGS).
13524 * dce.c: Include tm_p.h.
13525 (find_call_stack_args): New function.
13526 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
13528 (mark_insn): Call find_call_stack_args for CALL_Ps.
13529 (prescan_insns_for_dce): Walk insns backwards in bb rather than
13530 forwards. Allocate and free arg_stores bitmap if needed, pass it
13531 down to deletable_insn_p, don't mark stores set in arg_stores
13532 bitmap, clear the bitmap at the beginning of each bb.
13533 * Makefile.in (dce.o): Depend on $(TM_P_H).
13535 2009-01-14 Michael Meissner <gnu@the-meissners.org>
13538 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
13539 to make sure the insn is a conditional test (bug 22599). Reformat a
13542 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
13544 PR middle-end/38431
13545 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
13546 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
13547 (gloog): Do not call cleanup_tree_cfg.
13548 (graphite_transform_loops): Call cleanup_tree_cfg after all
13549 scops have been code generated.
13551 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
13552 * doc/gty.texi (Invoking the garbage collector): Added new node
13553 and section documenting ggc_collect.
13555 2009-01-14 Richard Guenther <rguenther@suse.de>
13557 PR tree-optimization/38826
13558 PR middle-end/38477
13559 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
13560 initialization notes only if we actually emitted a warning.
13561 (intra_create_variable_infos): Add constraints for a result decl
13562 that is passed by hidden reference.
13563 (build_pred_graph): Mark all related variables non-direct on
13566 2009-01-14 Nick Clifton <nickc@redhat.com>
13568 * ira-conflicts.c: Include addresses.h for the definition of
13570 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
13571 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
13573 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
13576 * Makefile.in (ira-lives.o): Add except.h.
13578 * ira-lives.c: Include except.h.
13579 (process_bb_node_lives): Process can_throw_internal.
13581 2009-01-13 Jakub Jelinek <jakub@redhat.com>
13583 PR rtl-optimization/38774
13584 * combine.c (simplify_set): When undoing cc_use change, don't do
13585 PUT_CODE on the newly created comparison, but instead put back the
13588 2009-01-13 Joseph Myers <joseph@codesourcery.com>
13590 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
13591 values. Remove duplicate arm8 entry.
13593 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
13595 PR tree-optimization/38786
13596 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
13597 the SSA_NAME case of expand_scalar_variables_expr.
13598 Set the type of an expression to the type of its assign statement.
13599 (expand_scalar_variables_expr): Also gather the scalar computation
13600 used to index the memory access. Do not pass loop_p.
13601 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
13602 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
13603 the gimple_stmt_iterator where it inserts new code.
13604 Do not pass loop_p.
13605 (copy_bb_and_scalar_dependences): Do not pass loop_p.
13606 (translate_clast): Update call to copy_bb_and_scalar_dependences.
13608 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
13610 * graphite.h (debug_value): Removed.
13611 * graphite.c (debug_value): Removed.
13613 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
13615 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
13616 ldrd/strd with two 32-bit instructions.
13618 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
13620 * config/arm/arm.c (struct processors): Pass for speed down into
13621 cost helper functions.
13622 (const_ok_for_op): Handle COMPARE and inequality nodes.
13623 (arm_rtx_costs_1): Rewrite.
13624 (arm_size_rtx_costs): Update prototype.
13625 (arm_rtx_costs): Pass speed down to helper functions.
13626 (arm_slowmul_rtx_costs): Rework cost calculations.
13627 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
13628 (arm_9e_rtx_costs): Likewise.
13630 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
13632 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
13633 relocations of local symbols wider than UNITS_PER_WORD are not valid.
13634 (alpha_legitimize_address): Do not split local symbols wider than
13635 UNITS_PER_WORD into HIGH/LO_SUM parts.
13637 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
13640 * gcc.c (process_command): Replace call to execvp with calls
13641 to pex_one and exit.
13643 2009-01-03 Anatoly Sokolov <aesok@post.ru>
13646 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
13647 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
13648 variant for devices with 3-byte PC.
13649 (__tablejump_elpm__): New.
13651 2009-01-12 Jakub Jelinek <jakub@redhat.com>
13654 * c-parser.c (c_parser_postfix_expression): Allow `->' in
13655 offsetof member-designator, handle it as `[0].'.
13657 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13659 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
13660 function when not using named sections on targets with named sections
13661 if branch distance is less than 262132.
13663 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
13665 * combine.c (combine_instructions): Recompute
13666 optimize_this_for_speed_p for each BB in the main combine loop.
13668 2009-01-12 Tomas Bily <tbily@suse.cz>
13671 * tree-loop-distribution.c (prop_phis): New function.
13672 (generate_builtin): Call prop_phis.
13673 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
13675 2009-01-12 Jakub Jelinek <jakub@redhat.com>
13677 PR tree-optimization/38807
13678 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
13679 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
13681 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
13683 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
13684 subreg of op0 to the original op0.
13686 2009-01-11 Laurent GUERBY <laurent@guerby.net>
13688 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
13690 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
13693 * mips-tfile.c (parse_def): Fix parsing of def strings
13694 starting with digits.
13696 2009-01-10 Jakub Jelinek <jakub@redhat.com>
13699 * config/arm/arm.c (arm_is_long_call_p): Don't call
13700 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
13702 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
13704 * regrename.c (regrename_optimize): Fix dumping.
13705 (find_oldest_value_reg): Preserve REG_POINTER.
13706 (copy_hardreg_forward_1): Likewise.
13708 2009-01-09 Diego Novillo <dnovillo@google.com>
13710 * gimple.h (struct gimple_statement_base) <uid>: Document
13711 the restrictions on its use.
13712 (gimple_uid): Tidy.
13713 (gimple_set_uid): Tidy.
13715 2009-01-09 Jakub Jelinek <jakub@redhat.com>
13717 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
13718 zero guard even if align_bytes != 0 and count is smaller than
13721 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
13723 PR rtl-optimization/38495
13724 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
13725 (add_range_and_copies_from_move_list): Print all added ranges.
13726 Add ranges to memory optimized destination.
13728 2009-01-09 Jakub Jelinek <jakub@redhat.com>
13732 * config/i386/i386.c (override_options): Reject
13733 -mstringop-strategy=rep_8byte with -m32.
13734 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
13735 to 1. Do count comparison against epilogue_size_needed at compile
13736 time even when count_exp was constant forced into register. For
13737 size_needed don't jump to epilogue, instead just avoid aligning
13738 and invoke the body algorithm. If need_zero_guard, add zero guard
13739 even if count is non-zero, but smaller than size_needed + number of
13740 bytes that could be stored for alignment.
13741 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
13742 to 1. If need_zero_guard, add zero guard even if count is non-zero,
13743 but smaller than size_needed + number of bytes that could be stored
13744 for alignment. Compare size_needed with epilogue_size_needed instead
13745 of desired_align - align, don't adjust size_needed, pass
13746 epilogue_size_needed to the epilogue expanders.
13749 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
13751 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13753 * pa.c (last_address): Change to unsigned.
13754 (update_total_code_bytes): Change argument to unsigned. Don't
13755 check if insn addresses are set.
13756 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
13757 addresses are not set.
13758 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
13760 2009-01-09 Nick Clifton <nickc@redhat.com>
13762 * config/sh/symbian.c: Replace uses of DECL_INLINE with
13763 DECL_DECLARED_INLINE_P.
13765 2009-01-09 Jakub Jelinek <jakub@redhat.com>
13767 PR middle-end/38347
13768 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
13769 GET_MODE (op0) in operand_subword_force calls.
13771 PR middle-end/38771
13772 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
13773 fold_convert arg0 operands to TREE_TYPE (op0) first.
13775 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
13777 * params.def (ira-max-conflict-table-size): Decrease default value
13780 2009-01-08 Jakub Jelinek <jakub@redhat.com>
13782 PR tree-optimization/37031
13783 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
13785 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
13786 allocate it using gc instead of heap, use VEC_quick_push instead of
13788 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
13789 instead of heap, use VEC_quick_push instead of VEC_safe_push.
13790 * tree-data-ref.h (struct access_matrix): Change matrix to gc
13791 allocated vector from heap allocated.
13792 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
13793 * tree-loop-linear.c (linear_transform_loops): Allocate nest
13794 vector only after perfect_loop_nest_depth call.
13796 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
13797 Jan Sjodin <jan.sjodin@amd.com>
13799 PR tree-optimization/38559
13800 * graphite.c (debug_value, copy_constraint,
13801 swap_constraint_variables, scale_constraint_variable, ): New.
13802 (get_lower_bound, get_upper_bound): Removed.
13803 (graphite_trans_bb_strip_mine): Clean up this code that works
13804 only for constant number of iterations. Fully copy upper and
13805 lower bound constraints, not only the constant part of them.
13806 * graphite.h (debug_value): Declared.
13808 2009-01-08 Ira Rosen <irar@il.ibm.com>
13810 PR tree-optimization/37194
13811 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
13812 Don't add the cost of cost model guard in prologue to scalar
13813 outside cost in case of known number of iterations.
13815 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
13816 Alan Modra <amodra@bigpond.net.au>
13818 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
13819 non-word-aligned REG+CONST addressing.
13821 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
13824 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
13825 free_after_compilation when outputting a thunk.
13826 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
13827 Do not call free_after_compilation here.
13829 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
13831 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
13832 (ix86_valid_target_attribute_inner_p): Ditto.
13834 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
13836 PR tree-optimization/38492
13837 PR tree-optimization/38498
13838 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
13839 * tree-chrec.h (scev_is_linear_expression): Declared.
13840 * graphite.c (graphite_cannot_represent_loop_niter): New.
13841 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
13842 (graphite_loop_normal_form): Use gcc_assert.
13843 (scan_tree_for_params): Use CASE_CONVERT.
13844 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
13845 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
13846 Use gcc_assert. Discard scops that contain unhandled cases.
13847 (build_scop_conditions): Return a boolean status for unhandled cases.
13848 (strip_mine_profitable_p): Print the loop number, not its depth.
13849 (is_interchange_valid): Pass the depth of the loop nest, don't
13850 recompute it wrongly.
13851 (graphite_trans_bb_block): Same.
13852 (graphite_trans_bb_block): Print tentative of loop blocking.
13853 (graphite_trans_scop_block): Do not print that the loop has been
13855 (graphite_transform_loops): Do not handle scops that contain condition
13858 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
13860 AVX Programming Reference (December, 2008)
13861 * config/i386/avxintrin.h (_mm256_stream_si256): New.
13862 (_mm256_stream_pd): Likewise.
13863 (_mm256_stream_ps): Likewise.
13865 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
13866 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
13867 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
13868 (bdesc_special_args): Add __builtin_ia32_movntdq256,
13869 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
13870 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
13871 (ix86_expand_special_args_builtin): Likewise.
13873 * config/i386/sse.md (AVXMODEDI): New.
13874 (avx_movnt<mode>): Likewise.
13875 (avx_movnt<mode>): Likewise.
13876 (<sse>_movnt<mode>): Remove AVX support.
13877 (sse2_movntv2di): Likewise.
13879 2009-01-07 Richard Guenther <rguenther@suse.de>
13881 PR middle-end/38751
13882 * fold-const.c (extract_muldiv): Remove obsolete comment.
13883 (fold_plusminus_mult_expr): Undo MINUS_EXPR
13884 to PLUS_EXPR canonicalization for the canonicalization.
13886 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
13888 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
13889 hosted cross-compilers generating less efficient code.
13891 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
13893 * function.h (rtl_data): Add a dbr_scheduled_p field.
13894 * reorg.c (dbr_schedule): Set it.
13895 (gate_handle_delay_slots): Check it.
13896 * config/mips/mips.c (mips_base_delayed_branch): Delete.
13897 (mips_reorg): Check flag_delayed_branch instead of
13898 mips_base_delayed_branch.
13899 (mips_override_options): Don't set mips_base_delayed_branch
13900 or flag_delayed_branch.
13902 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
13904 PR rtl-optimization/38426.
13905 * ira.c (ira): Set current_function_is_leaf earlier.
13907 2009-01-06 Jakub Jelinek <jakub@redhat.com>
13909 PR rtl-optimization/38722
13910 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
13911 too early, only set a flag and modify after last possible
13914 2009-01-06 Janis Johnson <janis187@us.ibm.com>
13917 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
13918 * real.c (decimal_single_format): Correct values of emin and emax.
13919 (decimal_double_format): Ditto.
13920 (decimal_quad_format): Ditto.
13921 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
13922 computation of DECnn_MIN and DECnn_MAX for corrected values of
13923 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
13924 __DECnn_MIN__, and adjust its computation for the corrected value
13927 2009-01-06 Jan Hubicka <jh@suse.cz>
13930 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
13932 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
13934 * doc/contrib.texi (Contributors): Slightly adjust the end note.
13935 Add Robert Clark to the list of testers.
13937 2009-01-06 Jan Hubicka <jh@suse.cz>
13938 Kai Tietz <kai.tietz@onevision.com>
13940 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
13941 * config/i386/i386.c (ix86_expand_call): Add clobbers.
13943 2009-01-06 Jan Hubicka <jh@suse.cz>
13944 Kai Tietz <kai.tietz@onevision.com>
13946 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
13948 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
13949 (ix86_nsaved_regs): Count only general purpose regs.
13950 (ix86_nsaved_sseregs): New.
13951 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
13952 to 16 for w64; compute padding and size of sse reg save area.
13953 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
13954 general purpose regs.
13955 (ix86_emit_save_sse_regs_using_mov): New.
13956 (ix86_expand_prologue): Save SSE regs if needed.
13957 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
13958 (ix86_emit_restore_sse_regs_using_mov): New.
13959 (ix86_expand_epilogue): Save SSE regs if needed.
13961 2009-01-06 Jan Hubicka <jh@suse.cz>
13962 Kai Tietz <kai.tietz@onevision.com>
13964 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
13965 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
13966 functions when accumulate outgoing args is off.
13968 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
13971 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
13972 before using pseudos_have_intersected_live_ranges_p.
13974 * ira-int.h (ira_assert): Always define.
13976 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
13978 AVX Programming Reference (December, 2008)
13979 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
13980 (_mm256_permute2_pd): Likewise.
13981 (_mm_permute2_ps): Likewise.
13982 (_mm256_permute2_ps): Likewise.
13983 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
13984 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
13986 * config/i386/i386.c (ix86_builtins): Remove
13987 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
13988 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
13989 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
13990 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
13991 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
13992 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
13993 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
13994 __builtin_ia32_vpermil2ps256.
13995 (ix86_init_mmx_sse_builtins): Updated.
13996 (ix86_expand_args_builtin): Likewise.
13998 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14000 * pa.c (output_call): Relocate non-jump insns in the delay slot of
14001 long absolute calls when generating PA 2.0 code.
14003 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
14005 PR rtl-optimization/38583
14006 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
14008 * params.def (ira-max-conflict-table-size): New.
14010 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
14012 * ira.h (ira_conflicts_p): New external definition.
14014 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
14015 table. Report this. Return result of building.
14016 (ira_build_conflicts): Use ira_conflicts_p. Check result of
14017 building conflict table.
14019 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
14020 (ira_color): Use ira_conflicts_p.
14022 * global.c: Include ira.h.
14023 (pseudo_for_reload_consideration_p, build_insn_chain): Use
14026 * Makefile.in (global.o): Add ira.h.
14028 * ira-build.c (mark_all_loops_for_removal,
14029 propagate_some_info_from_allocno): New.
14030 (remove_unnecessary_allocnos): Call
14031 propagate_some_info_from_allocno.
14032 (remove_low_level_allocnos): New.
14033 (remove_unnecessary_regions): Add parameter. Call
14034 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
14035 parameter to remove_unnecessary_regions.
14036 (ira_build): Remove all regions but root if the conflict table was
14037 not built. Update conflict hard regs for allocnos crossing calls.
14039 * ira.c (ira_conflicts_p): New global.
14040 (ira): Define and use ira_conflicts_p.
14042 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
14043 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
14044 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
14046 2009-01-06 Ben Elliston <bje@au.ibm.com>
14048 * gengtype-lex.l (YY_NO_INPUT): Define.
14050 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14053 * c-common.c (handle_vector_size_attribute): Also reject
14054 BOOLEAN_TYPE types.
14056 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
14058 PR tree-optimization/38492
14059 * graphite.c (rename_map_elt, debug_rename_elt,
14060 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
14061 rename_map_elt_info, eq_rename_map_elts,
14062 get_new_name_from_old_name, bb_in_sese_p): Moved around.
14063 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
14064 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
14065 (sese_build_livein_liveouts): New.
14066 (new_sese, free_sese): New.
14067 (new_scop): Call new_sese.
14068 (free_scop): Call free_sese.
14069 (rename_variables_from_edge, rename_phis_end_scop): Removed.
14070 (register_old_new_names): Renamed register_old_and_new_names.
14071 (register_scop_liveout_renames, add_loop_exit_phis,
14072 insert_loop_close_phis, struct igp,
14073 default_liveout_before_guard, add_guard_exit_phis,
14074 insert_guard_phis, copy_renames): New.
14075 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
14076 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
14077 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
14078 (scop_adjust_phis_for_liveouts): New.
14079 (gloog): Call scop_adjust_phis_for_liveouts.
14081 * graphite.h (struct sese): Documented. Added fields liveout,
14082 num_ver and livein.
14083 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
14084 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
14085 (struct scop): Added field liveout_renames.
14086 (SCOP_LIVEOUT_RENAMES): New.
14088 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
14090 PR tree-optimization/38510
14091 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
14092 (translate_clast): Call recompute_all_dominators before
14094 (gloog): Call recompute_all_dominators before graphite_verify.
14096 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
14097 Jan Sjodin <jan.sjodin@amd.com>
14099 PR tree-optimization/38500
14100 * graphite.c (create_sese_edges): Call fix_loop_structure after
14103 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
14105 * config.gcc: Add m32r*-*-rtems*.
14106 * config/m32r/rtems.h: New file.
14108 2009-01-05 Ben Elliston <bje@au.ibm.com>
14110 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
14111 (.po.pox): Likewise.
14112 (po/gcc.pot): Likewise.
14114 2009-01-04 David S. Miller <davem@davemloft.net>
14116 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
14117 (STARTING_FRAME_OFFSET): Always set to zero.
14119 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
14121 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
14122 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
14123 fixed-point types, and vectors of the same.
14125 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
14127 * config/mips/sync.md (*mb_barrier): Rename to...
14128 (*memory_barrier): ...this.
14130 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
14132 * doc/extend.texi (Function Attributes): Move @cindex after @item
14133 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
14134 and put in alphabetical order. Fix 'target' name and put in order.
14135 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
14138 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
14140 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
14141 (memory_barrier): Expand as unspec instead of unspec_volatile.
14142 Remove mem:BLK from insn operands. Use Pmode scratch register.
14143 (*memory_barrier): Define as unspec instead of unspec_volatile.
14144 Use (match_dup 0) as input operand.
14146 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
14147 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
14148 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
14149 scratch register. Remove operand 1.
14150 (*stbar): Define as unspec instead of unspec_volatile.
14151 Use (match_dup 0) as input operand, remove (const_int 8).
14152 (*membar): Define as unspec instead of unspec_volatile.
14153 Use (match_dup 0) as input operand, remove input operand 2.
14155 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
14156 (memory_barrier): Expand as unspec instead of unspec_volatile.
14157 Remove mem:BLK from insn operands. Use Pmode scratch register.
14158 (*memory_barrier): Define as unspec instead of unspec_volatile.
14159 Use (match_dup 0) as input operand.
14161 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
14162 Remove mem:BLK from insn operands. Use Pmode scratch register.
14163 Set volatile flag on operand 0.
14164 (*memory_barrier): New insn pattern.
14166 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
14168 (*memory_barrier): Use (match_dup 0) as input operand.
14170 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
14171 Remove mem:BLK from insn operands. Use Pmode scratch register.
14172 Set volatile flag on operand 0.
14173 (*mb_internal): New insn pattern.
14175 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
14177 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
14179 PR middle-end/38586
14180 * function.c (struct temp_slot): Move to the section of the file
14181 that deals with temp slots. Remove field 'address'.
14182 (temp_slot_address_table): New hash table of address -> temp slot.
14183 (struct temp_slot_address_entry): New struct, items for the table.
14184 (temp_slot_address_compute_hash, temp_slot_address_hash,
14185 temp_slot_address_eq, insert_temp_slot_address): Support functions
14187 (find_temp_slot_from_address): Rewrite to use the new hash table.
14188 (remove_unused_temp_slot_addresses): Remove addresses of temp
14189 slots that have been made available.
14190 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
14191 worker function for remove_unused_temp_slot_addresses.
14192 (assign_stack_temp_for_type): Don't clear the temp slot address list.
14193 Add the temp slot address to the address -> temp slot map.
14194 (update_temp_slot_address): Update via insert_temp_slot_address.
14195 (free_temp_slots): Call remove_unused_temp_slot_addresses.
14196 (pop_temp_slots): Likewise.
14197 (init_temp_slots): Allocate the address -> temp slot map, or empty
14198 the map if it is already allocated.
14199 (prepare_function_start): Initialize temp slot processing.
14201 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
14203 PR middle-end/38584
14204 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
14205 Calculate the size of all stack vars assuming no packing of stack
14206 vars will happen, replacing a quadratic algorithm with a linear one.
14208 2009-01-03 Jakub Jelinek <jakub@redhat.com>
14211 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
14214 2009-01-03 Diego Novillo <dnovillo@google.com>
14216 * doc/contrib.texi: Update contributions.
14218 2009-01-03 Jakub Jelinek <jakub@redhat.com>
14221 * builtins.c (fold_builtin_memory_op): Give up if either operand
14222 is volatile. Set srctype or desttype to non-qualified version
14226 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
14227 and FUNCTION_DECLs.
14229 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
14231 PR rtl-optimization/35805
14232 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
14233 problem if fast dce is able to remove any instructions.
14234 * dce.c (dce_process_block): Fix dump message.
14236 2009-01-02 Mark Mitchell <mark@codesourcery.com>
14239 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
14241 2009-01-02 Jakub Jelinek <jakub@redhat.com>
14243 PR middle-end/38690
14244 * tree-flow.h (op_code_prio, op_prio): New prototypes.
14245 * tree-pretty-print.c (op_code_prio): New function.
14246 (op_prio): No longer static. Use op_code_prio.
14247 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
14248 Use op_prio and op_code_prio to determine if () should be
14249 printed around operand(s) or not.
14251 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
14252 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
14253 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
14254 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
14255 pp_character instead of pp_string for single letter printing.
14257 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
14259 * doc/extend.texi: Fix '#pragma GCC option' typo.
14261 2009-01-02 Richard Guenther <rguenther@suse.de>
14263 * doc/install.texi (--enable-checking): Mention different
14264 default for stage1.
14265 (--enable-stage1-checking): Document.
14267 2009-01-01 Andrew Pinski <pinskia@gmail.com>
14269 PR middle-end/30142
14270 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
14271 case to be an error.
14273 2009-01-02 Ben Elliston <bje@au.ibm.com>
14275 * config/fp-bit.h (pack_d): Constify argument.
14276 * config/fp-bit.c (makenan): Constify return type. Remove casts.
14277 (isnan): Constify argument.
14279 (iszero): Likewise.
14280 (pack_d): Likewise.
14281 (_fpadd_parts): Constify return type.
14282 (_fpmul_parts): Likewise.
14283 (_fpdiv_parts): Likewise.
14285 2009-01-01 Jakub Jelinek <jakub@redhat.com>
14288 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
14289 warn about overwriting initializer with side-effects or
14290 -Woverride-init if !IMPLICIT.
14291 (output_init_element): Likewise. Pass IMPLICIT down to
14293 (process_init_element): Add IMPLICIT argument. Pass it down
14294 to output_init_element.
14295 (push_init_element, pop_init_level, set_designator): Adjust
14296 process_init_element callers.
14297 (set_nonincremental_init, set_nonincremental_init_from_string):
14298 Adjust add_pending_init callers.
14299 (output_pending_init_elements): Adjust output_init_element callers.
14300 * c-tree.h (process_init_element): Adjust prototype.
14301 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
14302 process_init_element callers.
14305 Copyright (C) 2009 Free Software Foundation, Inc.
14307 Copying and distribution of this file, with or without modification,
14308 are permitted in any medium without royalty provided the copyright
14309 notice and this notice are preserved.