1 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
3 * config/avr/avr.c (avr_override_options): Reduce value of
4 PARAM_INLINE_CALL_COST.
6 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
8 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
9 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
10 lieu of TYPE_MODE (type) throughout.
12 2008-08-15 Joseph Myers <joseph@codesourcery.com>
14 * config/arm/arm.c (add_minipool_backward_ref): Check for
15 8-byte-aligned entries in second case of forcing insertion after a
16 particular entry. Change third case to avoid inserting
17 non-8-byte-aligned entries before 8-byte-aligned ones.
19 2008-08-15 Richard Guenther <rguenther@suse.de>
21 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
22 strip components for unknown size accesses.
24 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
26 * config/s390/2097.md New file.
27 * config/s390/s390.md ("z10prop" attribute): Define none,
28 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
29 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
30 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
31 possible values and apply them to insns as appropriate.
32 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
33 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
34 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
35 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
37 ("bfp" mode attribute): Removed. Every occurence replaced
39 * config/s390/s390.c (struct "z10_cost"): Updated entries.
40 * config/s390/2084.md (insn_reservation "x_itof"): Updated
43 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
46 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
49 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
51 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
52 additional argument. Support reduction when duplication is needed due
53 to data-types of different sizes in the loop.
54 (get_initial_def_for_induction): Fix printout.
55 (vect_get_vec_def_for_stmt_copy): Support case where the
56 vec_stmt_for_operand is a phi node.
57 (vectorizable_reduction): Support reduction when duplication is needed
58 due to data-types of different sizes in the loop.
59 (vectorizable_call): Remove restriction to not vectorize in case we
60 have data-types of different sizes in the loop.
61 (vectorizable_conversion): Likewise.
62 (vectorizable_operation): Likewise.
63 (vectorizable_type_demotion): Likewise.
64 (vectorizable_type_promotion): Likewise.
65 (vectorizable_induction): Add restriction to not vectorize in case
66 we have data-types of different sizes in the loop.
68 2008-08-14 Christophe Saout <christophe@saout.de>
69 Uros Bizjak <ubizjak@gmail.com>
72 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
73 (*vec_concatv2di_rex64_sse4_1): Ditto.
74 (*vec_concatv2di_rex64_sse): Ditto.
76 2008-08-14 Jakub Jelinek <jakub@redhat.com>
79 * fold-const.c (fold_widened_comparison): Do not allow
80 sign changes that change the result even if shorter type
81 is wider than arg1_unw's type.
83 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
85 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
86 Skip if the multilib testing specifies -march that does not
87 agree with the one specified in the testcase.
89 2008-08-13 Joseph Myers <joseph@codesourcery.com>
91 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
92 zero extend SImode values being converted to TFmode before passing
95 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
97 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
98 __PPU__ when targeting the Cell/B.E. PPU processor.
100 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
102 * gimple.h (gimple_call_set_chain): Accept SSA variables.
103 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
104 Rematerialize the static chain, if any.
105 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
108 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
110 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
111 (new_loc_descr): Likewise.
112 (add_loc_descr): Likewise.
113 (size_of_loc_descr): Likewise.
114 (size_of_locs): Likewise.
115 (output_loc_operands): Likewise.
116 (output_loc_sequence): Likewise.
117 (new_reg_loc_descr): New.
118 (build_cfa_loc): Use it.
119 (build_cfa_aligned_loc): Likewise.
120 (one_reg_loc_descriptor): Likewise.
121 (based_loc_descr): Likewise.
123 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
126 * doc/invoke.texi (Wmain): Update.
127 * c-decl.c (start_decl): warn_main is only 0 or 1.
128 (start_function): Likewise. Fix formatting.
129 (finish_function): Delete redundant warning.
130 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
131 * c-opts (c_common_handle_option): -Wall only has effect if
132 warn_main is uninitialized. OPT_Wmain is automatically
133 handled. -pedantic also enables Wmain.
134 (c_common_post_options): Handle all logic for Wmain here.
135 * c-common.c (warn_main): Delete.
136 (check_main_parameter_types): Make pedwarns conditional on
138 * c-common.h (warn_main): Delete.
140 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
143 * expr.c (emit_group_store): Allocate stack temp with the
144 largest alignment when copying from register to stack.
146 2008-08-13 Richard Guenther <rguenther@suse.de>
148 * tree.h (maybe_fold_offset_to_address): Declare.
149 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
150 (ccp_fold): Handle pointer conversions the same as fold_stmt.
151 Likewise for POINTER_PLUS_EXPR.
152 (maybe_fold_offset_to_reference): Enable disabled code.
153 (maybe_fold_offset_to_address): New function.
154 (fold_stmt_r): Use it.
155 (fold_gimple_assign): Likewise.
156 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
157 (gimplify_expr): Likewise.
159 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
161 * toplev.h (pedwarn_at): Fix declaration.
163 2008-08-13 Joseph Myers <joseph@codesourcery.com>
165 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
166 LINK_SPEC): Use %R in -Y P argument.
168 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
171 * diagnostic.c (pedwarn_at): New.
172 * toplev.h (pedwarn_at): Declare.
173 * c-tree.h (build_enumerator): Update declaration.
174 * c-decl.c (finish_enum): Update comment.
175 (build_enumerator): Take a location parameter. Give a pedwarn but do
176 not perform any conversion.
177 * c-parser.c (c_parser_enum_specifier): Set correct location for
180 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
183 * c-common.c (conversion_warning): Use a switch. Ignore boolean
184 expressions except for conversions to signed:1 bitfields. Handle
185 COND_EXPR with constant operands.
187 2008-08-13 Richard Guenther <rguenther@suse.de>
189 PR tree-optimization/15255
190 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
191 (struct oecount_s): New struct and VEC types.
193 (oecount_hash): New function.
194 (oecount_eq): Likewise.
195 (oecount_cmp): Likewise.
196 (zero_one_operation): New function.
197 (build_and_add_sum): Likewise.
198 (undistribute_ops_list): Perform un-distribution of multiplication
199 and division on the chain of summands.
200 (should_break_up_subtract): Also break up subtracts for factors.
201 (reassociate_bb): Delete dead visited statements.
202 Call undistribute_ops_list. Re-sort and optimize if it did something.
203 * passes.c (init_optimization_passes): Move DSE before
205 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
208 2008-08-12 Janis Johnson <janis187@us.ibm.com>
210 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
212 * doc/invoke.texi: Revert unintended checkin.
214 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
217 * gcc.c (include_spec_function): Tweak call to find_a_file.
219 2008-08-12 Jakub Jelinek <jakub@redhat.com>
222 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
224 * dojump.c (do_jump): Likewise.
226 PR tree-optimization/37084
227 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
228 if id->regimplify, don't assume stmt is a cast assignment.
230 2008-08-12 Anatoly Sokolov <aesok@post.ru>
232 * final.c (final_scan_insn): Use app_enable/app_disable functions.
234 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
237 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
240 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
242 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
243 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
245 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
246 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
247 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
248 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
249 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
251 * doc/tm.texi (Storage Layout): Remove documentation for
254 * simplify-rtx.c (simplify_binary_operation_1): Replace
255 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
257 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
259 * real.h (struct real_format): New member has_sign_dependent_rounding.
260 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
261 spu_single_format, ieee_double_format, mips_double_format,
262 motorola_double_format, ieee_extended_motorola_format,
263 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
264 ieee_extended_intel_96_round_53_format, ibm_extended_format,
265 mips_extended_format, ieee_quad_format, mips_quad_format,
266 vax_f_format, vax_d_format, vax_g_format): Initialize it.
267 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
269 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
270 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
271 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
272 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
273 (ROUND_TOWARDS_ZERO): Likewise.
275 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
276 (FLOAT_MODE_FORMAT): New macro.
277 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
278 (MODE_COMPOSITE_P): ... this new macro.
279 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
280 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
281 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
283 * flags.h: Include "real.h".
285 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
286 REAL_MODE_FORMAT_COMPOSITE_P.
287 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
289 * doc/tm.texi (Storage Layout): Remove documentation of
290 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
291 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
292 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
293 they only apply to libgcc2.a.
295 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
297 * config/spu/float_disf.c: New file.
298 * config/spu/float_unsdisf.c: New file.
299 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
300 (LIB2FUNCS_EXCLUDE): Define.
302 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
303 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
305 * real.h (struct real_format): New member round_towards_zero.
306 * real.c (round_for_format): Respect fmt->round_towards_zero.
307 (ieee_single_format, mips_single_format, motorola_single_format,
308 spu_single_format, ieee_double_format, mips_double_format,
309 motorola_double_format, ieee_extended_motorola_format,
310 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
311 ieee_extended_intel_96_round_53_format, ibm_extended_format,
312 mips_extended_format, ieee_quad_format, mips_quad_format,
313 vax_f_format, vax_d_format, vax_g_format): Initialize it.
314 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
316 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
317 real_format to choose rounding mode when calling MPFR functions.
318 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
319 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
321 * real.h (real_to_decimal_for_mode): Add prototype.
322 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
323 Respect target rounding mode when generating decimal representation.
324 (real_to_decimal): New stub for backwards compatibility.
325 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
326 real_to_decimal_for_mode instead of real_to_decimal.
328 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
330 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
331 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
333 * real.c (spu_single_format): New variable.
334 * real.h (spu_single_format): Declare.
336 * config/spu/spu.c (spu_override_options): Install SFmode format.
337 (spu_split_immediate): Use integer mode to operate on pieces of
338 floating-point values in all cases.
340 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
341 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
342 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
344 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
346 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
348 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
350 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
352 2008-08-12 Jakub Jelinek <jakub@redhat.com>
355 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
356 on the VAR_DECL instead of TYPE_READONLY on its type.
358 2008-08-12 Ira Rosen <irar@il.ibm.com>
360 * tree-vectorizer.c: Depend on langhooks.h.
361 (supportable_widening_operation): Add two arguments. Support double
363 (supportable_narrowing_operation): Likewise.
364 * tree-vectorizer.h (supportable_widening_operation): Add two
366 (supportable_narrowing_operation): Likewise.
367 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
368 supportable_widening_operation with correct arguments.
369 * tree-vect-transform.c (vectorizable_conversion): Likewise.
370 (vectorizable_type_demotion): Support double type conversions.
371 (vectorizable_type_promotion): Likewise.
372 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
374 2008-08-11 Michael Matz <matz@suse.de>
376 * i386/i386.c (override_options): Move initialisation from
377 flag_schedule_insns_after_reload to here from ...
378 (optimization_options): ... here.
380 2008-08-11 Jakub Jelinek <jakub@redhat.com>
382 PR rtl-optimization/36998
383 * dwarf2out.c (compute_barrier_args_size_1,
384 compute_barrier_args_size): Temporarily remove assertions.
386 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
389 * tree-ssa.c (struct walk_data): Add new flag
390 warn_possibly_uninitialized.
391 (warn_uninitialized_var): Use it.
392 (warn_uninitialized_vars): New.
393 (execute_early_warn_uninitialized): Call it.
394 (execute_late_warn_uninitialized): Likewise.
396 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
399 * reload1.c (gen_reload): Guard calls to get_secondary_mem
402 2008-08-09 Jan Hubicka <jh@suse.cz>
405 * optabs.c (maybe_emit_unop_insn): Remove produced code if
407 (expand_fix): Be prepared for expansion to fail.
408 (expand_sfix_optab): Remove instructions if expansion failed.
410 2008-08-09 Anatoly Sokolov <aesok@post.ru>
412 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
414 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
415 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
417 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
419 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
420 mips/t-libgcc-mips16 to tmake_file.
421 * config/mips/mips-protos.h (mips_call_type): New enum.
422 (mips_pic_base_register, mips_got_load): Declare.
423 (mips_restore_gp): Take an rtx argument.
424 (mips_use_pic_fn_addr_reg_p): Declare.
425 (mips_expand_call): Replace the sibcall_p argument with
426 a mips_call_type argument. Add a lazy_p parameter.
427 (mips_split_call): Declare.
428 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
429 (MIPS16_PIC_TEMP): Likewise.
430 (reg_class): Delete M16_NA_REGS.
431 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
432 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
433 (mips_split_hi_p): Declare.
434 * config/mips/mips.c (mips_split_hi_p): New array.
435 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
436 (mips_got_symbol_type_p): New function.
437 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
438 (mips16_stub_function_p): New function.
439 (mips16_local_function_p): Likewise.
440 (mips_use_pic_fn_addr_reg_p): Likewise.
441 (mips_cannot_force_const_mem): Return false for HIGHs.
442 Extend CONST_INT and symbolic handling to MIPS16, using
443 mips_symbol_insns to check that the base symbol type is a
444 legitimate constant. Reject GOT-based constants if
445 TARGET_MIPS16_PCREL_LOADS.
446 (mips_const_insns): Check targetm.cannot_force_const_mem when
447 decomposing a symbolic base and a large offset.
448 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
449 When calling a function that needs $25 from MIPS16 code,
450 move the target address into $25 separately and add a USE
452 (mips16_gp_pseudo_reg): Insert the initializer immediately
453 before the first real insn.
454 (mips_pic_base_register, mips_got_load): New functions.
455 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
456 parameter to LOW_OUT. Say that it can be any valid SET_SRC
457 when splitting a load-address operation. Split SYMBOL_GOT_DISP
458 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
459 (mips_call_tls_get_addr): Update the call to mips_expand_call,
460 also passing NULL_RTX rather than const0_rtx as the aux argument.
461 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
462 instead of TARGET_EXPLICIT_RELOCS.
463 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
464 (mips_load_call_address): Replace the sibcall_p argument with
465 a mips_call_type argument. Use mips_got_load.
466 (mips16_local_alias): New structure.
467 (mips16_local_aliases): New variable.
468 (mips16_local_aliases_hash): New function.
469 (mips16_local_aliases_eq): Likewise.
470 (mips16_local_alias): Likewise.
471 (mips16_stub_function): Likewise.
472 (mips16_build_function_stub): Create a local alias for the target
473 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
474 .cpload directive and an R_MIPS_NONE relocation for the target
475 function, then load the alias rather than the function itself.
476 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
477 (mips16_copy_fpr_return_value): Use mips16_stub_function and
478 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
479 (mips16_build_call_stub): Replace the FN parameter with an
480 FN_PTR parameter. Force the address into a register if it
481 isn't a call_insn_operand; don't rely on the caller to do this.
482 If a call to a locally-defined and locally-binding MIPS16
483 function must be made indirectly, redirect the call to the
484 function's local alias. Use mips16_stub_function_p,
485 mips16_stub_function, mips_expand_call and use_reg.
486 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
487 Use explicit %hi and %lo accesses where possible.
488 Use MIPS_CALL to generate the correct code form of a
489 jal instruction. Add clobbers of $18 instead of uses.
490 Update the call to mips_emit_call_insn.
491 (mips_expand_call): Replace the SIBCALL_P argument with a
492 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
493 Take a LAZY_P parameter. Call mips16_build_call_stub first,
494 allowing it to modify the call address. Update the calls to
495 mips_load_call_address and mips_emit_call_insn.
496 (mips_split_call): New function.
497 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
498 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
499 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
500 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
501 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
503 (mips_cprestore_slot): New function.
504 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
505 and use mips_cprestore_slot.
506 (mips_output_function_prologue): Handle TARGET_MIPS16 for
508 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
509 then use a copygp_mips16 instruction to set up $28.
510 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
511 (mips16_lay_out_constants): Call split_all_insns_noflow.
512 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
513 false if TARGET_MIPS16.
514 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
515 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
516 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
517 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
518 MIPS16 code. Allow MIPS16 o32 PIC.
519 (mips_override_options): Allow MIPS16 o32 PIC.
520 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
521 after reload if TARGET_USE_GOT.
522 (UNSPEC_COPYGP): New constant.
523 (length): Use a default length of 8 for MIPS16 GOT loads.
524 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
525 (*got_page<mode>): Check mips_split_hi_p.
526 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
527 (unspec_got<mode>, unspec_call<mode>): New expanders.
528 (load_got<mode>, load_call<mode>): Remove the length attributes.
529 Use a got attribute instead of a type attribute.
530 (copygp_mips16): New insn.
531 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
532 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
533 (sibcall, sibcall_value, call, call_value): Update the calls
535 (call_internal, call_value_internal): Use mips_split_call.
536 (call_value_multiple_internal): Likewise.
537 (call_split): Move after call_internal (the insn it is split from).
538 (call_internal_direct, call_value_internal_direct): Turn into
539 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
540 (call_direct_split, call_value_direct_split): New patterns.
541 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
542 and use M16_REGS instead of M16_NA_REGS.
543 * config/mips/predicates.md (const_call_insn_operand): Replace
544 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
545 mips_use_pic_fn_addr_reg_p check.
546 (move_operand): Reject HIGHs if mips_split_hi_p.
547 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
548 (__mips16_floatunsisf): Inline __mips16_floatsisf.
549 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
550 * config/mips/libgcc-mips16.ver: New file.
551 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
552 $(srcdir)/config/mips/libgcc-mips16.ver.
554 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
556 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
557 (mips_unspec_address, mips_unspec_offset_high): Likewise.
558 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
559 (mips16_cfun_returns_in_fpr_p): Likewise.
561 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
563 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
564 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
567 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
569 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
570 (FUNCTION_PROFILER): Save the static chain pointer into $2
571 beforehand and restore it aftewards.
572 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
573 address directly into $25 and call the function through $25;
574 do not clobber $3. Pad the DImode version to cover the space
575 left by the deleted $25 <- $3 move.
576 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
577 the removal of the $25 <- $3 move.
578 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
579 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
581 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
582 Daniel Jacobowitz <dan@codesourcery.com>
584 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
585 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
586 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
587 * config/mips/mips.c (mips_start_function_definition): New function.
588 (mips_end_function_definition): Likewise.
589 (mips_output_function_prologue): Use mips_start_function_definition.
590 (mips_output_function_epilogue): Use mips_end_function_definition.
591 (build_mips16_function_stub): Use mips_start_function_definition
592 and mips_end_function_definition.
593 (build_mips16_call_stub): Likewise.
595 2008-08-09 Richard Guenther <rguenther@suse.de>
597 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
598 * gimple.h (gimple_call_fn): Adjust comment.
599 (gimple_call_set_fndecl): New function.
600 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
601 longer having bare FUNCTION_DECL operand.
602 (gimple_call_return_type): Likewise.
603 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
605 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
606 (gimple_mod_pow2): Likewise.
607 (gimple_mod_subtract): Likewise.
608 (gimple_ic): Likewise.
609 (gimple_stringop_fixed_value): Likewise.
610 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
611 longer having bare FUNCTION_DECL operand.
612 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
613 * omp-low.c (optimize_omp_library_calls): Likewise.
614 * cgraphunit.c (update_call_expr): Likewise.
615 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
616 (execute_convert_to_rsqrt): Likewise.
617 * cfgexpand.c (gimple_to_tree): Simplify.
618 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
619 bare FUNCTION_DECL operand.
620 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
621 (convert_gimple_call): Use gimple_call_fndecl.
622 * c-common.c (c_warn_unused_result): Likewise.
624 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
627 * c-typeck.c (digest_init): Call verify_sequence_points from here.
628 (c_finish_return): Likewise.
629 (c_start_case): Likewise.
630 * c-common.c (warn_for_collisions_1): Use explicit location in
632 * c-parser.c (c_parser_condition): New. Call
633 verify_sequence_points.
634 (c_parser_paren_condition): Call c_parser_condition.
635 (c_parser_for_statement): Call c_parser_condition.
637 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
640 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
641 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
642 Moved from diagnostic.h
643 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
645 (emit_diagnostic): New.
646 (warning0, pedwarn0): Delete.
647 (warning, warning_at, pedwarn, permerror): Return bool.
648 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
649 Moved to diagnostic.c.
650 (struct diagnostic_context): Use correct type for
652 (diagnostic_report_diagnostic): Update declaration.
653 (emit_diagnostic): Declare.
654 * errors.c (warning): Return bool.
655 * errors.h (warning): Update declaration.
656 * toplev.h (warning0, pedwarn0): Delete.
657 (warning, warning_at, pedwarn, permerror): Return bool.
658 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
659 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
660 inform. Update all calls.
661 (diagnose_mismatched_decls): Check return value of warning/pedwarn
662 before giving informative note.
663 (implicit_decl_warning): Likewise.
664 * c-typeck.c (build_function_call): Likewise.
665 * tree-sssa.c (warn_uninit): Likewise.
666 * builtins.c (gimplify_va_arg_expr): Likewise.
668 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
671 * doc/invoke.texi (-Wextra): Move warning from here...
672 (-Wuninitialized): ... to here.
674 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
677 * flags.h (set_Wunused): Delete
678 * toplev.c (process_options): Handle Wunused flags here.
679 * opts.c (maybe_warn_unused_parameter): Delete.
680 (common_handle_option): Replace set_Wunused by warn_unused.
681 (set_Wextra): Do not handle Wunused-parameter here.
682 (set_Wunused): Delete.
683 * c-opts.c (c_common_handle_option): Replace set_Wunused by
685 * common.opt (Wunused): Add Var and Init.
686 (Wunused-function): Likewise.
687 (Wunused-label): Likewise.
688 (Wunused-parameter): Likewise.
689 (Wunused-value): Likewise.
690 (Wunused-variable): Likewise.
692 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
694 * doc/invoke.texi: Add cpu_type power7.
695 * config.in (HAVE_AS_VSX): New.
696 * config.gcc: Add cpu_type power7.
697 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
699 * configure: Regenerate.
700 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
702 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
703 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
704 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
706 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
708 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
709 type to vectorize.builtin_conversion.
710 (vectorizable_conversion): Likewise.
711 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
712 integral type as input.
713 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
715 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
716 and ALTIVEC_BUILTIN_VCTSXS.
717 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
720 2008-08-08 Richard Guenther <rguenther@suse.de>
722 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
723 (surely_varying_stmt_p): Calls are varying only if they are
724 non-builtin and not indirect or have no result.
725 (ccp_fold): Re-instantiate code before the tuples merge.
727 2008-08-08 Richard Guenther <rguenther@suse.de>
729 PR tree-optimization/37056
730 * gimple.h (gimple_assign_rhs_class): New helper function.
731 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
732 unary operations properly.
734 2008-08-07 Jan Hubicka <jh@suse.cz>
736 * i386.h (ix86_size_cost): Declare.
737 (ix86_cur_cost): New function macro.
738 * i386.md (peepholes expanding size and splitters): Predicate by
739 optimize_insn_for_speed_p.
740 (peepholes reduce size and splitters): Predicate by
741 optimize_insn_for_size_p.
742 * i386.c (ix86_size_cost): Rename from ...
743 (size_cost): This one.
744 (override_options): Update.
745 (decide_alg): Likewise.
746 (ix86_expand_clear): Use RTL profile.
747 (ix86_pad_returns): Use RTL profile.
749 2008-08-07 Jan Hubicka <jh@suse.cz>
751 * recog.c (split_all_insns): Set RTL profile
752 (peephole2_optimize): Likewise.
753 * function.c (thread_prologue_and_epilogue_insns): Likewise.
754 * combine.c (combine_instructions): Likewise.
756 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
758 * c-common.c (c_common_reswords): Also warn about keyword "bool".
760 2008-08-07 Bob Wilson <bob.wilson@acm.org>
762 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
763 value in a6 after the set_frame_ptr insn.
765 2008-08-07 Richard Henderson <rth@redhat.com>
768 * gcc.c (cpp_options): Pass along -g*.
770 2008-08-07 Joseph Myers <joseph@codesourcery.com>
772 * config/arm/arm.c (output_move_neon): Update comment describing
773 big-endian vector layout.
774 (arm_assemble_integer): Do not handle big-endian NEON vectors
776 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
777 neon_vget_lane<mode>_sext_internal,
778 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
779 element indices for big-endian.
781 2008-08-07 Richard Henderson <rth@redhat.com>
783 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
784 * configure, config.in: Rebuild.
785 * debug.h (dwarf2out_do_cfi_asm): Declare.
786 * c-cppbuiltin.c (c_cpp_builtins): Use it.
787 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
788 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
789 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
791 2008-08-07 Joseph Myers <joseph@codesourcery.com>
793 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
794 movv2si_internal): Combine into mov<mode>_internal.
795 (movv2si_internal_2): Remove.
797 2008-08-07 Jan Hubicka <jh@suse.cz>
800 * i386.md (single stringop patterns): Enable unconditionally.
802 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
805 * config/i386/emmintrin.h (_mm_move_epi64): Use
806 __builtin_ia32_movq128.
808 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
809 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
811 * config/i386/sse.md (sse2_movq128): New.
813 * doc/extend.texi: Document __builtin_ia32_movq128.
815 2008-08-07 Richard Guenther <rguenther@suse.de>
818 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
819 pointers can access anything.
821 2008-08-06 Jan Hubicka <jh@suse.cz>
823 * optabs.c (emit_unop_insn): Break out to ...
824 (maybe_emit_unop_insn): ... this one.
825 (expand_sfix_optab): Use maybe variant.
826 * optabs.h (maybe_emit_unop_insn): Declare.
828 * i386.md (mov0 patterns): Enable by default.
829 (FP conversion expanders): Disable expansion of code expanding
830 sequences when instruction should be optimized for size.
831 (single strinop patterns): Enable when optimizing for size.
832 (string expanders): Disable expanding of code expanding sequences
833 when optimizning instruction for size.
834 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
836 (ix86_fp_comparison_sahf_cost): Likewise.
837 (ix86_expand_branch): Likewise.
838 (ix86_expand_ashl_const): Likewise.
839 (ix86_split_ashl): Likewise.
840 (ix86_expand_strlen): Likewise.
841 (ix86_emit_fp_unordered_jump): Likewie.
843 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
845 * c-common.c: Fix typo.
846 (c_common_reswords): Activate more C++ keyword warnings.
848 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
850 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
853 * diagnostic.c (permerror_at): New.
854 * toplev.h (permerror_at): Declare.
856 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
857 Ira Rosen <irar@il.ibm.com>
859 * tree-vect-transform.c (vect_model_simple_cost): Return
860 immediately if stmt is pure SLP.
861 (vect_model_store_cost): Ditto.
862 (vect_model_load_cost): Ditto.
863 (vectorizable_store): Remove PURE_SLP check before call
864 to vect_model_store_cost.
865 (vect_model_store_cost): When checking whether stmt describe
866 strided access, add a check that it is not slp_node.
868 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
871 * c-common.c (warn_for_sign_compare): New. Handle separately the
872 case that 'constant' is zero.
873 * c-typeck.c (build_binary_op): Move code to c-common.c
875 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
877 * config/alpha/alpha.c (alpha_preferred_reload_class,
878 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
879 alpha_output_mi_thunk_osf): Avoid C++ keywords.
880 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
881 * config/arm/arm.md: Likewise.
882 * config/avr/avr-protos.h (preferred_reload_class,
883 test_hard_reg_class, avr_simplify_comparison_p,
884 out_shift_with_cnt, class_max_nregs): Likewise.
885 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
886 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
887 preferred_reload_class, test_hard_reg_class): Likewise.
888 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
889 bfin_memory_move_cost, bfin_secondary_reload,
890 bfin_output_mi_thunk): Likewise.
891 * config/crx/crx.c (crx_secondary_reload_class,
892 crx_memory_move_cost): Likewise.
893 * config/frv/frv-protos.h (frv_secondary_reload_class,
894 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
895 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
896 frv_secondary_reload_class, frv_class_likely_spilled_p,
897 frv_class_max_nregs): Likewise.
898 * config/h8300/h8300.c (h8300_classify_operand,
899 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
901 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
902 * config/ia64/ia64.c (ia64_preferred_reload_class,
903 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
904 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
905 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
907 * config/m68hc11/m68hc11.c (preferred_reload_class,
908 m68hc11_memory_move_cost): Likewise.
909 * config/mcore/mcore.c (mcore_secondary_reload_class,
910 mcore_reload_class): Likewise.
911 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
912 mips_class_max_nregs, mips_cannot_change_mode_class,
913 mips_preferred_reload_class, mips_secondary_reload_class,
914 mips_output_mi_thunk): Likewise.
915 * config/mmix/mmix.c (mmix_preferred_reload_class,
916 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
918 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
920 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
921 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
922 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
923 * config/rs6000/rs6000.c (paired_expand_vector_init,
924 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
925 compare_section_name, rs6000_memory_move_cost): Likewise.
926 * config/s390/s390.c (s390_emit_compare_and_swap,
927 s390_preferred_reload_class, s390_secondary_reload,
928 legitimize_pic_address, legitimize_tls_address,
929 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
930 s390_class_max_nregs): Likewise.
931 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
932 * config/s390/s390.md: Likewise.
933 * config/score/score-protos.h (score_secondary_reload_class,
934 score_preferred_reload_class): Likewise.
935 * config/score/score.c (score_preferred_reload_class,
936 score_secondary_reload_class): Likewise.
937 * config/score/score3.c (score3_output_mi_thunk,
938 score3_preferred_reload_class, score3_secondary_reload_class,
939 score3_hard_regno_mode_ok): Likewise.
940 * config/score/score3.h (score3_preferred_reload_class,
941 score3_secondary_reload_class): Likewise.
942 * config/score/score7.c (score7_output_mi_thunk,
943 score7_preferred_reload_class, score7_secondary_reload_class,
944 score7_hard_regno_mode_ok): Likewise.
945 * config/score/score7.h (score7_preferred_reload_class,
946 score7_secondary_reload_class): Likewise.
947 * config/sh/sh.c (prepare_move_operands, output_far_jump,
948 output_branchy_insn, add_constant, gen_block_redirect,
949 sh_insn_length_adjustment, sh_cannot_change_mode_class,
950 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
952 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
953 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
954 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
955 xstormy16_preferred_reload_class): Likewise.
956 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
957 xtensa_expand_atomic, override_options,
958 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
960 * reorg.c (try_merge_delay_insns): Likewise.
961 * tree.c (merge_dllimport_decl_attributes): Likewise.
963 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
965 2008-08-06 Michael Matz <matz@suse.de>
967 * Makefile.in (write_entries_to_file): Quote words.
968 * gengtype.c: (read_input_line): Skip over leading white-space.
970 2008-08-06 Marc Gauthier <marc@tensilica.com>
972 * config.gcc: Match more processor names for Xtensa.
973 * configure.ac: Likewise.
974 * doc/install.texi (Specific): Likewise.
975 * configure: Regenerate.
977 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
979 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
980 * calls.c (avoid_likely_spilled_reg): Likewise.
981 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
982 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
983 * config/i386/i386.c (ix86_expand_special_args_builtin,
984 ix86_secondary_reload): Likewise.
985 * except.c (struct eh_region, gen_eh_region_catch,
986 remove_unreachable_regions, duplicate_eh_regions,
987 assign_filter_values, build_post_landing_pads,
988 sjlj_find_directly_reachable_regions, remove_eh_handler,
989 reachable_next_level, foreach_reachable_handler,
990 can_throw_internal_1, can_throw_external_1,
991 collect_one_action_chain): Likewise.
992 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
993 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
994 * function.c (update_temp_slot_address, instantiate_new_reg,
995 instantiate_virtual_regs_in_rtx,
996 instantiate_virtual_regs_in_insn): Likewise.
997 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
998 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
999 gimplify_cleanup_point_expr): Likewise.
1000 * ipa-cp.c (ipcp_lattice_changed): Likewise.
1001 * passes.c (next_pass_1): Likewise.
1002 * print-tree.c (print_node_brief, print_node): Likewise.
1003 * profile.c (branch_prob): Likewise.
1004 * tree-dump.c (dump_register): Likewise.
1005 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
1007 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
1008 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
1009 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
1010 copy_arguments_for_versioning, copy_static_chain): Likewise.
1011 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
1012 add_new_name_mapping, register_new_name_mapping): Likewise.
1013 * tree-mudflap.c (mf_xform_derefs): Likewise.
1014 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
1015 get_init_expr, combine_chains): Likewise.
1016 * tree-pretty-print.c (dump_generic_node): Likewise.
1017 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
1018 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
1019 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
1020 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
1022 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1025 * calls.c (expand_call): Use the biggest preferred stack
1028 2008-08-06 Michael Matz <matz@suse.de>
1031 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
1032 for reused reload, instead of overwriting them.
1034 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1037 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
1038 for incoming stack boundary.
1040 * function.c (assign_parm_find_entry_rtl): Update
1041 parm_stack_boundary.
1043 * function.h (rtl_data): Add parm_stack_boundary.
1045 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
1046 parm_stack_boundary for incoming stack boundary.
1048 2008-08-06 Joseph Myers <joseph@codesourcery.com>
1050 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
1051 for unrepresentable subregs or treat them as equal to other regs
1052 or subregs with the same register number.
1054 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
1057 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
1060 2008-08-06 Jan Hubicka <jh@suse.cz>
1062 * predict.c (maybe_hot_frequency_p): When profile is absent, all
1063 frequencies might be hot.
1065 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
1067 * reload.c (find_reloads): Force constants into literal pool
1068 also if they are wrapped in a SUBREG.
1070 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1073 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
1074 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
1075 Don't allow predicated instructions for data speculation.
1076 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
1079 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1081 * haifa-sched.c (extend_global): Split to extend_global_data and
1082 extend_region_data. Update all uses.
1083 (extend_all): Rename to extend_block_data.
1085 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1087 * sched-rgn.c (new_ready): Check if instruction can be
1088 speculatively scheduled before attempting speculation.
1089 (debug_rgn_dependencies): Remove wrongful assert.
1091 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1093 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
1095 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1097 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
1098 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
1099 va_size, and type_size.
1101 2008-08-04 Jason Merrill <jason@redhat.com>
1104 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
1105 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
1107 2008-08-05 Richard Henderson <rth@redhat.com>
1109 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
1110 * configure: Rebuild.
1112 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1115 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
1116 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
1119 2008-08-05 Richard Henderson <rth@redhat.com>
1121 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
1122 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
1123 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
1124 * common.opt (fdwarf2-cfi-asm): New.
1125 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
1126 * config.in, configure: Rebuild.
1127 * dwarf2asm.c (dw2_asm_output_data_raw): New.
1128 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
1129 (dw2_force_const_mem): Externalize.
1130 * dwarf2asm.h: Update.
1131 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
1132 generate a real label.
1133 (output_cfi_directive): New.
1134 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
1135 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
1136 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
1138 (dwarf2out_end_epilogue): Emit .cfi_endproc.
1139 (output_loc_operands_raw, output_loc_sequence_raw): New.
1140 (output_cfa_loc_raw): New.
1142 2008-08-05 Paul Brook <paul@codesourcery.com>
1144 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
1145 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
1146 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
1147 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
1148 * config/arm/arm.h (TARGET_VFPD32): Define.
1149 (TARGET_VFP3): Use TARGET_VFPD32.
1150 (fputype): Add FPUTYPE_VFP3D16.
1151 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
1152 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
1153 * config/arm/arm-cores.def: Add cortex-r4f.
1154 * config/arm/arm-tune.md: Regenerate.
1156 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1158 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
1159 Reword some comments throughout the file.
1161 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
1162 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
1163 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
1164 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
1166 (MFC_START_ENABLE): Remove PPU-only define.
1167 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
1168 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
1170 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
1171 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
1172 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
1173 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
1174 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
1175 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
1176 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
1178 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
1179 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
1180 (mfc_sdcrt, mfc_sdcrtst): Likewise.
1181 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
1183 (spu_read_machine_status): Fix typo.
1185 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1187 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
1188 SUBREG of multi-word hard register.
1189 * config/spu/spu.c (valid_subreg): Likewise.
1190 (adjust_operand): Handle SUBREGs of multi-word hard registers.
1192 2008-08-04 Richard Guenther <rguenther@suse.de>
1194 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
1195 the candidate with the stripped base if that base is different
1196 from the original base even for offset zero.
1198 2008-08-04 Richard Guenther <rguenther@suse.de>
1201 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
1202 check for no_overflow.
1204 2008-08-04 Richard Guenther <rguenther@suse.de>
1206 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
1208 2008-08-04 Paul Brook <paul@codesourcery.com>
1210 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
1211 (arm_order_regs_for_local_alloc): New function.
1212 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
1214 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
1216 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1219 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
1220 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
1221 (ix86_expand_epilogue): Likewise.
1223 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1225 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
1228 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1230 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
1231 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
1232 (*movv2sf_internal_rex64): Ditto.
1234 2008-08-03 Jan Hubicka <jh@suse.cz>
1236 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
1237 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
1238 * expmed.c (expand_smod_pow2): Likewise.
1240 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1243 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
1244 alternative 0 of operand 1.
1245 (*vec_concatv2di_rex64_sse): Ditto.
1246 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
1248 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
1249 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
1250 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
1251 (*movv2sf_internal_rex64): Ditto.
1253 2008-08-02 Richard Guenther <rguenther@suse.de>
1256 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
1257 (ssedoublesizemode): New mode attribute.
1258 (sse_shufps): Call gen_sse_shufps_v4sf.
1259 (sse_shufps_1): Macroize.
1260 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
1261 (sse2_shufpd_1): Macroize.
1262 (vec_extract_odd, vec_extract_even): New expanders.
1263 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
1264 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
1265 * i386.c (ix86_expand_vector_init_one_nonzero): Call
1266 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
1267 (ix86_expand_vector_set): Likewise.
1268 (ix86_expand_reduc_v4sf): Likewise.
1270 2008-08-01 Doug Kwan <dougkwan@google.com>
1272 * matrix-reorg.c: Re-enable all code.
1273 (struct malloc_call_data): Change CALL_STMT to gimple type.
1274 (collect_data_for_malloc_call): Tuplify.
1275 (struct access_site_info): Change STMT to gimple type.
1276 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
1277 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
1278 (struct free_info): Change STMT to gimple type.
1279 (struct matrix_access_phi_node): Change PHI to gimple type.
1280 (get_inner_of_cast_expr): Remove.
1281 (may_flatten_matrices_1): Tuplify.
1282 (may_flatten_matrices): Ditto.
1283 (mark_min_matrix_escape_level): Ditto.
1284 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
1285 (ssa_accessed_in_call_rhs): New
1286 (ssa_accessed_in_assign_rhs): New
1287 (record_access_alloc_site_info): Tuplify.
1288 (add_allocation_site): Ditto.
1289 (analyze_matrix_allocation_site): Ditto.
1290 (analyze_transpose): Ditto.
1291 (get_index_from_offset): Ditto.
1292 (update_type_size): Ditto.
1293 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
1294 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
1295 (analyze_accesses_for_phi_node): Tuplify.
1296 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
1297 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
1298 (analyze_matrix_accesses): Tuplify.
1299 (check_var_data): New call-back type for check_var_notmodified_p.
1300 (check_var_notmodified_p): Tuplify and use call-back struct to
1301 return statement found.
1302 (can_calculate_expr_before_stmt): Factor out statement related code
1304 (can_calculate_stmt_before_stmt): New.
1305 (check_allocation_function): Tuplify.
1306 (find_sites_in_func): Ditto.
1307 (record_all_accesses_in_func): Ditto.
1308 (transform_access_sites): Ditto.
1309 (transform_allocation_sites): Ditto.
1310 (matrix_reorg): Re-enable.
1311 (gate_matrix_reorg): Re-enable.
1313 2008-08-01 Jakub Jelinek <jakub@redhat.com>
1315 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
1316 for labels for which it hasn't been set yet. If it has been set,
1317 stop walking insns and continue with next worklist item.
1318 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
1319 if the only BARRIER is at the very end of a function.
1321 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
1323 * cfgexpand.c (expand_stack_alignment): Assert that
1324 stack_realign_drap and drap_rtx must match.
1326 * function.c (instantiate_new_reg): If DRAP is used to realign
1327 stack, replace virtual_incoming_args_rtx with internal arg
1330 2008-08-01 Richard Guenther <rguenther@suse.de>
1332 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
1333 loop information only if we initialized it.
1334 (execute_pre): Call fini_pre with in_fre.
1335 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
1336 if we do not unroll because we hit max-completely-peeled-insns.
1337 Use our estimation for consistency, do allow shrinking.
1339 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
1341 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
1342 with MIN_STACK_BOUNDARY.
1343 (ix86_update_stack_boundary): Likewise.
1344 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
1347 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
1348 (MIN_STACK_BOUNDARY): This.
1350 2008-08-01 Richard Guenther <rguenther@suse.de>
1353 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
1355 2008-08-01 Richard Guenther <rguenther@suse.de>
1357 PR tree-optimization/36988
1358 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
1359 do not matter if that doesn't change volatile qualification.
1361 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
1363 * configure.ac: Do not generate libada-mk. Do not subst
1365 * libada-mk.in: Remove.
1366 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
1367 * configure: Regenerate.
1369 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
1371 * tree-pass.h: Added comment about not dumping passes with name
1372 starting with star in struct opt_pass.
1373 * passes.c (register_dump_files_1): Don't do dump for a pass with
1374 name starting with star.
1375 * doc/passes.texi (Pass manager): Mention pass names and special
1376 meaning of star prefix to avoid dump.
1378 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
1380 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
1382 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
1383 (ISA_MIPS64R2): New macro.
1384 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
1385 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
1386 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
1387 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
1388 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
1389 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
1390 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
1391 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
1392 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
1393 Move up to keep list alphabetically sorted.
1394 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
1395 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
1397 * doc/invoke.texi (MIPS Options): Add -mips64r2.
1398 (-march=@var{arch}): Add mips64r2.
1400 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1402 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
1404 2008-07-31 Steve Ellcey <sje@cup.hp.com>
1406 * expr.c (expand_assignment): Check for complete type.
1408 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1411 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
1413 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
1414 for stack alignment.
1416 * function.h (rtl_data): Add stack_realign_tried. Update comments.
1418 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
1420 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
1421 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
1423 2008-07-31 Jakub Jelinek <jakub@redhat.com>
1425 PR rtl-optimization/36419
1426 * dwarf2out.c (barrier_args_size): New variable.
1427 (compute_barrier_args_size, compute_barrier_args_size_1): New
1429 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
1430 if not called yet in the current function, use barrier_args_size
1431 array to find the new args_size value.
1432 (dwarf2out_frame_debug): Free and clear barrier_args_size.
1434 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1437 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
1440 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1443 * dwarf2out.c (dwarf2out_args_size_adjust): New.
1444 (dwarf2out_stack_adjust): Use it.
1445 (dwarf2out_frame_debug_expr): Likewise.
1447 2008-07-31 Richard Guenther <rguenther@suse.de>
1449 PR tree-optimization/36978
1450 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
1451 the generated condition.
1453 2008-07-31 Richard Guenther <rguenther@suse.de>
1455 * passes.c (init_optimization_passes): Always call
1456 pass_early_warn_uninitialized.
1457 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
1458 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
1459 * doc/passes.texi (Warn for uninitialized variables): Adjust.
1461 2008-07-31 Jakub Jelinek <jakub@redhat.com>
1464 * builtins.c (maybe_emit_free_warning): New function.
1465 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
1466 maybe_emit_free_warning for BUILT_IN_FREE.
1469 * dwarf2out.c (get_context_die): New function.
1470 (force_decl_die, force_type_die): Use it.
1471 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
1472 returns NULL, force generation of DW_TAG_typedef and put that into
1475 PR preprocessor/36649
1476 * c-pch.c (c_common_read_pch): Save and restore
1477 line_table->trace_includes across PCH restore.
1479 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
1482 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
1484 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
1487 * final.c (call_from_call_insn): Handle COND_EXEC.
1489 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
1491 * builtins.c (std_gimplify_va_arg_expr): Replace
1492 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
1493 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1495 2008-07-30 Joey Ye <joey.ye@intel.com>
1496 H.J. Lu <hongjiu.lu@intel.com>
1498 * builtins.c (expand_builtin_setjmp_receiver): Replace
1499 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
1500 (expand_builtin_apply_args_1): Likewise.
1501 (expand_builtin_longjmp): Need DRAP for stack alignment.
1502 (expand_builtin_apply): Likewise.
1504 * caller-save.c (setup_save_areas): Call assign_stack_local_1
1505 instead of assign_stack_local to allow alignment reduction.
1507 * calls.c (emit_call_1): Need DRAP for stack alignment if
1509 (expand_call): Replace virtual_incoming_args_rtx with
1510 crtl->args.internal_arg_pointer.
1511 * stmt.c (expand_nl_goto_receiver): Likewise.
1513 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
1514 alignment and store to stack_alignment_estimated and
1515 max_used_stack_slot_alignment.
1516 (expand_one_var): Likewise.
1517 (expand_stack_alignment): New function.
1518 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
1519 and stack_alignment_estimated fields in rtl_data. Call
1520 expand_stack_alignment at end.
1522 * defaults.h (INCOMING_STACK_BOUNDARY): New.
1523 (MAX_STACK_ALIGNMENT): Likewise.
1524 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
1525 (SUPPORTS_STACK_ALIGNMENT): Likewise.
1527 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
1528 stack alignment when generating virtual registers.
1530 * function.c (assign_stack_local): Renamed to ...
1531 (assign_stack_local_1): This. Add a parameter to indicate
1532 if it is OK to reduce alignment.
1533 (assign_stack_local): Use it.
1534 (instantiate_new_reg): Instantiate virtual incoming args rtx
1535 to vDRAP if stack realignment and DRAP is needed.
1536 (assign_parms): Collect parameter/return type alignment and
1537 contribute to stack_alignment_estimated.
1538 (locate_and_pad_parm): Likewise.
1539 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
1540 with crtl->args.internal_arg_pointer.
1542 * function.h (rtl_data): Add new field drap_reg,
1543 max_used_stack_slot_alignment, stack_alignment_estimated,
1544 stack_realign_needed, need_drap, stack_realign_processed and
1545 stack_realign_finalized.
1546 (stack_realign_fp): New macro.
1547 (stack_realign_drap): Likewise.
1549 * global.c (compute_regsets): Frame pointer is needed when
1550 stack is realigned. Can eliminate frame pointer when stack is
1551 realigned and dynamic realigned argument pointer isn't used.
1553 * reload1.c (update_eliminables): Frame pointer is needed
1554 when stack is realigned.
1555 (init_elim_table): Can eliminate frame pointer when stack is
1556 realigned and dynamic realigned argument pointer isn't used.
1558 * rtl.h (assign_stack_local_1): Declare new funtion.
1560 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
1561 (TARGET_GET_DRAP_RTX): Likewise.
1562 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
1563 TARGET_GET_DRAP_RTX.
1565 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
1567 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
1568 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
1570 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
1571 H.J. Lu <hongjiu.lu@intel.com>
1573 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
1574 vdrap_reg, stack_realign and drap_reg_saved.
1575 (add_cfi): Don't allow redefining CFA when DRAP is used.
1576 (reg_save): Handle stack alignment.
1577 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
1578 alignment. Don't generate DWARF information for (set fp sp)
1580 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
1582 (int_loc_descriptor): Move prototype forward. Also define if
1583 DWARF2_UNWIND_INFO is true.
1584 (output_cfa_loc): Handle DW_CFA_expression.
1585 (build_cfa_aligned_loc): New.
1586 (based_loc_descr): Update assert for stack realign. For local
1587 variables, use sp+offset when stack is aligned without drap and
1588 fp+offset when stack is aligned with drap. For arguments, use
1589 cfa+offset when drap is used to align stack.
1591 2008-07-30 Joey Ye <joey.ye@intel.com>
1592 H.J. Lu <hongjiu.lu@intel.com>
1594 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
1596 (ix86_gen_andsp): New.
1597 (ix86_user_incoming_stack_boundary): Likewise.
1598 (ix86_default_incoming_stack_boundary): Likewise.
1599 (ix86_incoming_stack_boundary): Likewise.
1600 (ix86_can_eliminate): Likewise.
1601 (find_drap_reg): Likewise.
1602 (ix86_update_stack_boundary): Likewise.
1603 (ix86_get_drap_rtx): Likewise.
1604 (ix86_finalize_stack_realign_flags): Likewise.
1605 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
1606 (TARGET_GET_DRAP_RTX): Likewise.
1607 (override_options): Overide option value for new options.
1608 (ix86_function_ok_for_sibcall): Remove check for
1609 force_align_arg_pointer.
1610 (ix86_handle_cconv_attribute): Likewise.
1611 (ix86_function_regparm): Likewise.
1612 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
1613 (ix86_va_start): Replace virtual_incoming_args_rtx with
1614 crtl->args.internal_arg_pointer.
1615 (ix86_select_alt_pic_regnum): Check DRAP register.
1616 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
1617 (ix86_compute_frame_layout): Compute frame layout wrt stack
1619 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
1620 (ix86_expand_prologue): Decide if stack realignment is needed
1621 and generate prologue code accordingly.
1622 (ix86_expand_epilogue): Generate epilogue code wrt stack
1623 realignment is really needed or not.
1625 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
1626 (ABI_STACK_BOUNDARY): Likewise.
1627 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
1628 (STACK_REALIGN_DEFAULT): Likewise.
1629 (INCOMING_STACK_BOUNDARY): Likewise.
1630 (MAX_STACK_ALIGNMENT): Likewise.
1631 (ix86_incoming_stack_boundary): Likewise.
1632 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
1633 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
1634 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
1635 (machine_function): Remove force_align_arg_pointer.
1637 * config/i386/i386.md (BX_REG): New.
1638 (R13_REG): Likewise.
1640 * config/i386/i386.opt (mforce_drap): New.
1641 (mincoming-stack-boundary): Likewise.
1642 (mstackrealign): Add Init(-1).
1644 * config/i386/i386-protos.h (ix86_can_eliminate): New
1646 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
1648 * doc/extend.texi: Update force_align_arg_pointer.
1650 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
1653 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
1654 (INCOMING_STACK_BOUNDARY): Likewise.
1655 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
1656 (TARGET_GET_DRAP_RTX): Likewise.
1658 2008-07-30 Andreas Schwab <schwab@suse.de>
1660 PR rtl-optimization/36929
1661 * dse.c (replace_inc_dec): Use emit_insn_before instead of
1662 add_insn_before and fix argument order.
1663 (replace_inc_dec_mem): Handle NULL rtx.
1665 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
1667 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
1669 (arm_compute_initial_elimination_offset): Use it.
1670 (arm_compute_save_reg_mask): Include static chain save slot when
1671 calculating alignment.
1672 (arm_get_frame_offsets): Ditto.
1673 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
1674 that we can use to decrement the stack when the stack decrement
1675 could be too big for an immediate value in a single insn.
1676 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
1678 2008-07-30 Richard Guenther <rguenther@suse.de>
1680 PR tree-optimization/36967
1681 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
1682 Release defs of statements we remove.
1684 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
1686 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
1687 instead of NULL_RTVEC.
1689 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
1693 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
1696 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
1698 * final.c (call_from_call_insn): New.
1699 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
1701 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
1703 * configure.ac: Substitute ADA_CFLAGS.
1704 * configure: Regenerate.
1705 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
1706 * Makefile.in: Remove mention of X_* variables.
1707 * config/pa/x-ada-hpux10: Remove.
1708 * config/pa/x-ada: Remove.
1710 * doc/fragments.texi: Update.
1712 2008-07-30 Olivier Hainque <hainque@adacore.com>
1714 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
1715 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
1716 __dso_handle explicitly here.
1718 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1721 * c-typeck.c (build_binary_op): Encapsulate code into...
1722 * c-common.c (shorten_binary_op): ...this new function.
1723 (conversion_warning): Use the new function. Handle non-negative
1724 constant in bitwise-and.
1725 * c-common.h (shorten_binary_op): Declare.
1727 2008-07-30 Olivier Hainque <hainque@adacore.com>
1729 * scan.c (make_sstring_space): Add explicit conversions of
1730 allocator's return value.
1731 * fix-header.c (recognized_function): Likewise.
1733 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1735 * doc/cpp.texi: Update to GFDL 1.2.
1736 * doc/gcc.texi: Do not list GPL as Invariant Section.
1737 * doc/gccint.texi: Likewise. Update copyright years.
1738 * doc/install.texi: Update copyright years.
1740 2008-07-30 Alan Modra <amodra@bigpond.net.au>
1743 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
1744 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
1746 2008-07-29 Jan Hubicka <jh@suse.cz>
1748 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
1749 (grokdeclarator): Likewise.
1750 * langhooks.c (lhd_warn_unused_global_decl): Use
1751 DECL_DECLARED_INLINE_P.
1752 * print-tree.c (print_node): Remove DECL_INLINE check.
1754 2008-07-29 Richard Guenther <rguenther@suse.de>
1756 PR tree-optimization/36945
1757 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
1758 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
1759 Record invariant addresses un-decomposed.
1760 (copy_reference_ops_from_call): Record reference call
1761 arguments properly. Simplify.
1762 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
1763 helper split out from ...
1764 (create_component_ref_by_pieces): ... here. Simplify.
1765 Prepare for recursive invocation for call arguments.
1766 (create_expression_by_pieces): Adjust call to
1767 create_component_ref_by_pieces.
1768 (compute_avail): Process operand 2 of reference ops.
1770 2008-07-29 Richard Guenther <rguenther@suse.de>
1772 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
1774 2008-07-29 Jakub Jelinek <jakub@redhat.com>
1776 * c-format.c (check_format_types): Revert unwanted checkin.
1778 2008-07-29 Jan Hubicka <jh@suse.cz>
1780 * flags.h (flag_really_no_inline): Remove.
1781 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
1782 * toplev.c (flag_really_no_inline): Remove.
1783 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
1784 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
1785 (cgraph_decide_inlining_incrementally): Likewise.
1786 (compute_inline_parameters): Likewise.
1787 * opts.c (decode_options): Simplify.
1788 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
1789 * common.opt (finline): Initialize to 1.
1790 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
1792 2008-07-29 Jan Hubicka <jh@suse.cz>
1794 * predict.c (always_optimize_for_size_p): New function.
1795 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
1796 optimize_edge_for_size_p, optimize_edge_for_speed_p,
1797 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
1799 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
1800 * function.c (prepare_function_start): Set default profile.
1801 * function.h (rtl_data): Add maybe_hot_insn_p.
1802 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
1803 (construct_exit_block): Likewise.
1804 (tree_expand_cfg): Likewise.
1806 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
1807 optimize_edge_for_size_p, optimize_edge_for_speed_p,
1808 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1809 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
1812 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1815 * c-decl.c (merge_decls): Merge USED flags.
1817 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
1819 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
1820 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
1821 next_stack, lab_false and lab_over trees.
1823 2008-07-28 Richard Guenther <rguenther@suse.de>
1825 PR tree-optimization/36957
1826 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
1827 (useless_type_conversion_p): Remove.
1828 (types_compatible_p): Remove.
1829 * gimple.h (tree_ssa_useless_type_conversion): Declare.
1830 (useless_type_conversion_p): Declare.
1831 (types_compatible_p): Declare.
1832 (gimple_expr_type): Return the base type only if it is
1833 trivially convertible to the subtype.
1835 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
1837 * configure.ac: Use the m4_do macro to concatenate the warnings into
1838 one string in ACX_PROG_CC_WARNING_OPTS,
1839 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
1840 * configure: Regenerate.
1842 2008-07-28 Richard Guenther <rguenther@suse.de>
1844 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
1845 (insert_fake_stores): Remove.
1846 (realify_fake_stores): Likewise.
1847 (execute_pre): Remove dead code.
1848 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
1849 (find_func_aliases): Deal with it here instead.
1850 Re-enable gcc_unreachable call.
1852 2008-07-28 Richard Guenther <rguenther@suse.de>
1854 Merge from gimple-tuples-branch.
1856 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
1857 * gimple.def: New file.
1858 * gsstruct.def: Likewise.
1859 * gimple-iterator.c: Likewise.
1860 * gimple-pretty-print.c: Likewise.
1861 * tree-gimple.c: Removed. Merged into ...
1862 * gimple.c: ... here. New file.
1863 * tree-gimple.h: Removed. Merged into ...
1864 * gimple.h: ... here. New file.
1866 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
1867 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
1868 --enable-checking=gimple flag.
1869 * config.in: Likewise.
1870 * configure: Regenerated.
1872 * tree-ssa-operands.h: Tuplified.
1873 * tree-vrp.c: Likewise.
1874 * tree-loop-linear.c: Likewise.
1875 * tree-into-ssa.c: Likewise.
1876 * tree-ssa-loop-im.c: Likewise.
1877 * tree-dump.c: Likewise.
1878 * tree-complex.c: Likewise.
1879 * cgraphbuild.c: Likewise.
1880 * tree-ssa-threadupdate.c: Likewise.
1881 * tree-ssa-loop-niter.c: Likewise.
1882 * tree-pretty-print.c: Likewise.
1883 * tracer.c: Likewise.
1884 * gengtype.c: Likewise.
1885 * tree-loop-distribution.c: Likewise.
1886 * tree-ssa-loop-unswitch.c: Likewise.
1887 * cgraph.c: Likewise.
1888 * cgraph.h: Likewise.
1889 * tree-ssa-loop-manip.c: Likewise.
1890 * value-prof.c: Likewise.
1891 * tree-ssa-loop-ch.c: Likewise.
1892 * tree-tailcall.c: Likewise.
1893 * value-prof.h: Likewise.
1896 * tree-pass.h: Likewise.
1897 * ipa-cp.c: Likewise.
1898 * tree-scalar-evolution.c: Likewise.
1899 * tree-scalar-evolution.h: Likewise.
1900 * target.h: Likewise.
1901 * lambda-mat.c: Likewise.
1902 * tree-phinodes.c: Likewise.
1903 * diagnostic.h: Likewise.
1904 * builtins.c: Likewise.
1905 * tree-ssa-alias-warnings.c: Likewise.
1906 * cfghooks.c: Likewise.
1907 * fold-const.c: Likewise.
1908 * cfghooks.h: Likewise.
1909 * omp-low.c: Likewise.
1910 * tree-ssa-dse.c: Likewise.
1911 * ipa-reference.c: Likewise.
1912 * tree-ssa-uncprop.c: Likewise.
1913 * toplev.c: Likewise.
1914 * tree-gimple.c: Likewise.
1915 * tree-gimple.h: Likewise.
1916 * tree-chrec.c: Likewise.
1917 * tree-chrec.h: Likewise.
1918 * tree-ssa-sccvn.c: Likewise.
1919 * tree-ssa-sccvn.h: Likewise.
1920 * cgraphunit.c: Likewise.
1921 * tree-ssa-copyrename.c: Likewise.
1922 * tree-ssa-ccp.c: Likewise.
1923 * tree-ssa-loop-ivopts.c: Likewise.
1924 * tree-nomudflap.c: Likewise.
1925 * tree-call-cdce.c: Likewise.
1926 * ipa-pure-const.c: Likewise.
1927 * c-format.c: Likewise.
1928 * tree-stdarg.c: Likewise.
1929 * tree-ssa-math-opts.c: Likewise.
1930 * tree-ssa-dom.c: Likewise.
1931 * tree-nrv.c: Likewise.
1932 * tree-ssa-propagate.c: Likewise.
1933 * ipa-utils.c: Likewise.
1934 * tree-ssa-propagate.h: Likewise.
1935 * tree-ssa-alias.c: Likewise.
1936 * gimple-low.c: Likewise.
1937 * tree-ssa-sink.c: Likewise.
1938 * ipa-inline.c: Likewise.
1939 * c-semantics.c: Likewise.
1940 * dwarf2out.c: Likewise.
1942 * tree-ssa-loop-ivcanon.c: Likewise.
1943 * predict.c: Likewise.
1944 * tree-ssa-loop.c: Likewise.
1945 * tree-parloops.c: Likewise.
1946 * tree-ssa-address.c: Likewise.
1947 * tree-ssa-ifcombine.c: Likewise.
1948 * matrix-reorg.c: Likewise.
1949 * c-decl.c: Likewise.
1950 * tree-eh.c: Likewise.
1951 * c-pretty-print.c: Likewise.
1952 * lambda-trans.c: Likewise.
1953 * function.c: Likewise.
1954 * langhooks.c: Likewise.
1955 * ebitmap.h: Likewise.
1956 * tree-vectorizer.c: Likewise.
1957 * function.h: Likewise.
1958 * langhooks.h: Likewise.
1959 * tree-vectorizer.h: Likewise.
1960 * ipa-type-escape.c: Likewise.
1961 * ipa-type-escape.h: Likewise.
1962 * domwalk.c: Likewise.
1963 * tree-if-conv.c: Likewise.
1964 * profile.c: Likewise.
1965 * domwalk.h: Likewise.
1966 * tree-data-ref.c: Likewise.
1967 * tree-data-ref.h: Likewise.
1968 * tree-flow-inline.h: Likewise.
1969 * tree-affine.c: Likewise.
1970 * tree-vect-analyze.c: Likewise.
1971 * c-typeck.c: Likewise.
1972 * gimplify.c: Likewise.
1973 * coretypes.h: Likewise.
1974 * tree-ssa-phiopt.c: Likewise.
1975 * calls.c: Likewise.
1976 * tree-ssa-coalesce.c: Likewise.
1977 * tree.def: Likewise.
1978 * tree-dfa.c: Likewise.
1979 * except.c: Likewise.
1980 * except.h: Likewise.
1981 * cfgexpand.c: Likewise.
1982 * tree-cfgcleanup.c: Likewise.
1983 * tree-ssa-pre.c: Likewise.
1984 * tree-ssa-live.c: Likewise.
1985 * tree-sra.c: Likewise.
1986 * tree-ssa-live.h: Likewise.
1987 * tree-predcom.c: Likewise.
1988 * lambda.h: Likewise.
1989 * tree-mudflap.c: Likewise.
1990 * ipa-prop.c: Likewise.
1991 * print-tree.c: Likewise.
1992 * tree-ssa-copy.c: Likewise.
1993 * ipa-prop.h: Likewise.
1994 * tree-ssa-forwprop.c: Likewise.
1995 * ggc-page.c: Likewise.
1996 * c-omp.c: Likewise.
1997 * tree-ssa-dce.c: Likewise.
1998 * tree-vect-patterns.c: Likewise.
1999 * tree-ssa-ter.c: Likewise.
2000 * tree-nested.c: Likewise.
2001 * tree-ssa.c: Likewise.
2002 * lambda-code.c: Likewise.
2003 * tree-ssa-loop-prefetch.c: Likewise.
2004 * tree-inline.c: Likewise.
2005 * tree-inline.h: Likewise.
2006 * tree-iterator.c: Likewise.
2007 * tree-optimize.c: Likewise.
2008 * tree-ssa-phiprop.c: Likewise.
2009 * tree-vect-transform.c: Likewise.
2010 * tree-object-size.c: Likewise.
2011 * tree-outof-ssa.c: Likewise.
2012 * cfgloop.c: Likewise.
2013 * system.h: Likewise.
2014 * tree-profile.c: Likewise.
2015 * cfgloop.h: Likewise.
2016 * c-gimplify.c: Likewise.
2017 * c-common.c: Likewise.
2018 * tree-vect-generic.c: Likewise.
2019 * tree-flow.h: Likewise.
2020 * c-common.h: Likewise.
2021 * basic-block.h: Likewise.
2022 * tree-ssa-structalias.c: Likewise.
2023 * tree-switch-conversion.c: Likewise.
2024 * tree-ssa-structalias.h: Likewise.
2025 * tree-cfg.c: Likewise.
2026 * passes.c: Likewise.
2027 * ipa-struct-reorg.c: Likewise.
2028 * ipa-struct-reorg.h: Likewise.
2029 * tree-ssa-reassoc.c: Likewise.
2030 * cfgrtl.c: Likewise.
2031 * varpool.c: Likewise.
2033 * tree-ssanames.c: Likewise.
2034 * tree-ssa-threadedge.c: Likewise.
2035 * langhooks-def.h: Likewise.
2036 * tree-ssa-operands.c: Likewise.
2037 * config/alpha/alpha.c: Likewise.
2038 * config/frv/frv.c: Likewise.
2039 * config/s390/s390.c: Likewise.
2040 * config/m32c/m32c.c: Likewise.
2041 * config/m32c/m32c-protos.h: Likewise.
2042 * config/spu/spu.c: Likewise.
2043 * config/sparc/sparc.c: Likewise.
2044 * config/i386/i386.c: Likewise.
2045 * config/sh/sh.c: Likewise.
2046 * config/xtensa/xtensa.c: Likewise.
2047 * config/stormy16/stormy16.c: Likewise.
2048 * config/ia64/ia64.c: Likewise.
2049 * config/rs6000/rs6000.c: Likewise.
2050 * config/pa/pa.c: Likewise.
2051 * config/mips/mips.c: Likewise.
2053 2008-07-28 Simon Baldwin <simonb@google.com>
2055 * c-pragma.c (handle_pragma_message): New function.
2056 (init_pragma): Register handle_pragma_message.
2057 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
2060 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
2062 PR tree-optimization/35252
2063 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
2064 REALPART_EXPR to be considered as same load operation.
2066 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
2068 PR tree-optimization/36830
2069 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
2070 (expressions_equal_p): Return false if only one operand is null.
2072 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
2074 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
2075 version requirements.
2077 2008-07-26 Olivier Hainque <hainque@adacore.com>
2079 * collect2.c (symkind): New enum. Symbol kinds we care about.
2080 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
2081 code and head comment accordingly.
2082 (scan_prog_file): Use symkind names instead of bare integers.
2084 2008-07-25 Jan Hubicka <jh@suse.cz>
2086 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
2088 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
2089 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
2090 * dojump.c (clear_pending_stack_adjust): Likewise.
2091 * print-tree.c (print_node): Ignore DECL_INLINE.
2092 * tree-inline.c (inlinable_function_p): Likewise.
2094 2008-07-25 Michael Meissner <gnu@the-meissners.org>
2096 * doc/extend.texi (hot attribute): Document that the hot attribute
2097 turns on -O3 for some ports.
2098 (cold attribute): Document that the cold attribute turns on -Os
2101 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
2102 reflect function specific option support.
2104 * target.h (struct target_option_hooks): Add fields to say whether
2105 the cold attribute implies -Os and the hot attribute implies -O3.
2107 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
2108 By default, do not turn on -Os for cold functions.
2109 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
2110 not turn on -O3 for hot functions.
2112 * c-common.c (handle_hot_attribute): Use target hook to determine
2113 if hot functions should enable -O3.
2114 (handle_cold_attribute): Use target hook to determine if cold
2115 functions should enable -Os.
2117 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
2118 (override_options): Move disable scheduling to
2119 optimization_options.
2120 (optimization_options): Disable scheduling here, not
2122 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2123 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2125 * config/ia64/ia64.c (ia64_override_options): Move setting
2126 scheduling flags to ia64_optimization_options.
2127 (ia64_optimization_options): Disable scheduling options here, and
2128 not in ia64_override_options.
2129 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2130 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2132 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
2135 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
2137 2008-07-25 Martin Jambor <mjambor@suse.cz>
2139 PR tree-optimization/36926
2140 * ipa-prop.c (ipa_analyze_call_uses): Call
2141 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
2143 2008-07-25 Joseph Myers <joseph@codesourcery.com>
2145 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
2146 movv2si_internal): Add mem = reg alternative.
2148 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
2151 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
2152 DEFAULT_PCC_STRUCT_RETURN to 127.
2154 2008-07-24 Jan Hubicka <jh@suse.cz>
2156 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
2157 (build_cgraph_edges): Likewise.
2158 * cgraph.c (cgraph_node): Do not update assembler hash.
2159 (cgraph_remove_node): Drop non-unit-at-a-time code.
2160 * tree-pass.h (pass_O0_always_inline): Remove.
2161 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
2162 * toplev.c (process_options): Flag unit-at-a-time does not imply
2164 * cgraphunit.c: Update comments.
2165 (decide_is_function_needed): Drop non-unit-at-a-time mode.
2166 (cgraph_assemble_pending_functions): Remove.
2167 (cgraph_reset_node): Drop non-unit-at-a-time code.
2168 (cgraph_finalize_function): Likewise.
2169 (cgraph_analyze_function): Likewise.
2170 (cgraph_finalize_compilation_unit): Likewise.
2171 (cgraph_expand_function): Likewise.
2172 (cgraph_optimize): Likesise.
2173 (save_inline_function_body): Likewise.
2174 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
2175 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
2176 * ipa-inline.c: Update comments.
2177 (enum inlining_mode): remove INLINE_SPEED.
2178 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
2179 (cgraph_mark_inline_edge): Likewise.
2180 (try_inline): Likewise.
2181 (cgraph_decide_inlining_incrementally): Likewise.
2182 (cgraph_gate_inlining): Remove.
2183 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
2184 (cgraph_gate_early_inlining): Likewise.
2185 (gate_inline_passes): Remove.
2186 (pass_inline_parameters, pass_ipa_inline): Remove gates.
2187 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2188 pass_O0_always_inline): Remove.
2189 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
2190 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
2191 * opts.c (no_unit_at_a_time_default): Remove.
2192 (decode_options): Remove flag_unit_at_a_time reset and warning.
2193 * opts.h (no_unit_at_a_time_default): Remove.
2194 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
2195 early in GNU dialect.
2196 (merge_decls): Update comment; drop unit-at-a-time check.
2197 (finish_decl): Likewise.
2198 (grok_declaration): Remove flag_inline_trees code.
2199 (finish_functions): Return on function returning non-void on all
2201 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
2202 * cfgexpand.c (expand_one_static_var): Remove.
2203 (expand_one_var): Remove expand_one_static_var call.
2204 (expand_used_vars_for_block): Remove flag_unit_a_time check.
2205 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
2206 and flag_unit_at_a-time compatibility checks.
2207 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
2208 * tree-inline.c (flag_inline_trees): Remove.
2209 (inlinable_function_p): Don't check it.
2210 (expand_call_inline): Remove non-unit-at-a-time code.
2211 * tree-inline.h (flag_inline_trees): Remove.
2212 * tree-optimize.c (execute_early_local_optimizations): Remove
2213 unit-at-a-time checks.
2214 (tree_rest_of_compilation): Likewise.
2215 * combine.c (setup_incoming_promotions): Likewise.
2216 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
2217 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
2218 * passes.c (pass_inline_parameters): Update comments; remove
2219 O0_alwaysinline pass.
2220 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
2221 (execute_one_pass): Likewise.
2222 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
2223 (ix86_function_sseregparm): Likewise.
2224 * arm.c (arm_function_in_section_p): Likewise.
2225 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
2226 * varpool.c: Update comments.
2227 (decide_is_variable_needed): Remove unit-at-a-time checks.
2228 (varpool_finalize_decl): Likewise.
2230 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
2232 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
2234 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
2236 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
2238 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
2239 imp symbol extension.
2241 2008-07-23 Ian Lance Taylor <iant@google.com>
2243 * tree-vrp.c (infer_value_range): Ignore asm statements when
2244 looking for memory accesses for -fdelete-null-pointer-checks.
2246 2008-07-24 Ben Elliston <bje@au.ibm.com>
2248 * config/spu/spu-c.c (__vector_keyword): New variable.
2249 (vector_keyword): Likewise.
2250 (spu_categorize_keyword): New function.
2251 (spu_macro_to_expand): Likewise.
2252 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
2253 compiling an ISO C dialect.
2255 2008-07-24 Ben Elliston <bje@au.ibm.com>
2257 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
2260 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2262 * configure: Regenerate.
2263 * configure.ac: Require texinfo 4.7.
2264 * doc/install.texi: Document texinfo 4.7 requirement.
2266 2008-07-23 Martin Jambor <mjambor@suse.cz>
2268 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
2269 rather than for DECL_SAVED_TREE.
2270 * ipa-prop.c: Include diagnostic.h.
2271 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
2273 (ipa_detect_param_modifications): Function rewritten from scratch.
2274 (ipa_compute_jump_functions): Changed accesses to modification flags.
2275 (ipa_free_node_params_substructures): Update flags destruction.
2276 (ipa_node_duplication_hook): Update flags duplication.
2277 (ipa_print_all_params_modified): Updated flag access.
2278 * ipa-prop.h (struct ipa_param_flags): New structure.
2279 (struct ipa_node_params): New field modification_analysis_done,
2280 modified_flags changed into param_flags.
2281 (ipa_is_ith_param_modified): Changed to use new flags.
2282 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
2284 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
2285 ipa-cp.c and split into two functions.
2286 (ipa_print_node_jump_functions): New function.
2287 (compute_scalar_jump_functions): New function.
2288 (type_like_member_ptr_p): New function.
2289 (compute_pass_through_member_ptrs): New function.
2290 (fill_member_ptr_cst_jump_function): New function.
2291 (determine_cst_member_ptr): New function.
2292 (compute_cst_member_ptr_arguments): New function.
2293 (ipa_compute_jump_functions): Complete rewrite.
2294 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
2295 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
2296 (struct ipa_member_ptr_cst): New structure.
2297 (union jump_func_value): New field member_cst.
2298 * ipa-cp.c (ipcp_lat_is_insertable): New function.
2299 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
2300 jump function types.
2301 (ipcp_print_all_lattices): Slight fprintf rearrangement.
2302 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
2303 instead of ipcp_print_all_jump_functions.
2304 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
2305 only for replacable scalars.
2307 * doc/invoke.texi (Optimize options): Add description of
2308 -findirect-inlining.
2309 * common.opt (flag_indirect_inlining): New flag.
2310 * opts.c (decode_options): Set flag_indirect_inlining when
2313 * ipa-inline.c: Include ipa-prop.h.
2314 (inline_indirect_intraprocedural_analysis): New function.
2315 (inline_generate_summary): Allocate parameter and argument info
2316 structures, call inline_indirect_intraprocedural_analysis on each
2317 node when doing indirect inlining and deallocate indirect inlining
2318 data structures in the end.
2319 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
2320 (free_all_ipa_structures_after_iinln): New function.
2321 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
2323 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
2325 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
2326 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
2327 of computing the frequency separately.
2328 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
2329 of computing the frequency separately.
2330 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
2331 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
2332 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
2333 (ipa_get_stmt_member_ptr_load_param): New function.
2334 (ipa_is_ssa_with_stmt_def): New function.
2335 (ipa_note_param_call): New function.
2336 (ipa_analyze_call_uses): New function.
2337 (ipa_analyze_stmt_uses): New function.
2338 (ipa_analyze_params_uses): New function.
2339 (ipa_free_node_params_substructures): Also free the param_calls linked
2341 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
2342 (ipa_print_node_param_flags): New function.
2343 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
2344 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
2345 * ipa-prop.h (struct ipa_param_flags): New field called.
2346 (struct ipa_param_call_note): New structure.
2347 (struct ipa_node_params): New fields param_calls and
2349 (ipa_is_ith_param_called): New function.
2350 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2351 ipa_analyze_params_uses and dump parameter flags.
2353 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
2354 ipa_propagate_indirect_call_infos if performing indirect inlining,
2355 pass a new parameter new_edges to it.
2356 (add_new_edges_to_heap): New fucntion.
2357 (cgraph_decide_inlining_of_small_functions): New vector
2358 new_indirect_edges for newly found indirect edges , call
2359 ipa_propagate_indirect_call_infos after inlining.
2360 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
2361 inlining if performing indirect inlining. Call
2362 free_all_ipa_structures_after_iinln when doing so too.
2363 (inline_generate_summary): Do not call
2364 free_all_ipa_structures_after_iinln here.
2365 * ipa-prop.c (update_jump_functions_after_inlining): New function.
2366 (print_edge_addition_message): New function.
2367 (update_call_notes_after_inlining): New function.
2368 (propagate_info_to_inlined_callees): New function.
2369 (ipa_propagate_indirect_call_infos): New function.
2370 * ipa-prop.h: Include cgraph.h
2371 (struct ipa_param_call_note): Fields reordered, new field processed.
2372 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
2374 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
2375 rediscovered call statements.
2376 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
2377 (dump_cgraph_node): Dump also the indirect_call flag.
2378 (cgraph_clone_edge): Copy also the indirect_call flag.
2379 * tree-inline.c (copy_bb): Do not check for fndecls from call
2380 expressions, check for edge availability when moving clones.
2381 (get_indirect_callee_fndecl): New function.
2382 (expand_call_inline): If callee declaration is not apprent from
2383 the statement, try calling get_indirect_callee_fndecl. Do not
2384 issue warnings or call sorry when not inlinings an indirect edge.
2385 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
2387 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
2388 bit more frandly to matching.
2389 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
2390 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
2391 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
2393 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2396 * opth-gen.awk: Suppress function specific features when building
2398 * optc-gen.awk: Ditto.
2400 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2403 * diagnostic.c (pedwarn): Add opt parameter.
2405 * c-tree.h (pedwarn_init): Add opt parameter.
2406 (pedwarn_c90): Likewise.
2407 (pedwarn_c99): Likewise.
2408 * c-errors.c (pedwarn_c99): Likewise.
2409 (pedwarn_c90): Likewise.
2410 * toplev.h (pedwarn): Update declaration.
2411 (pedwarn0): Declare.
2412 * c-lex.c: All calls to pedwarn changed.
2413 * builtins.c: All calls to pedwarn changed.
2414 * toplev.c: All calls to pedwarn changed.
2415 * c-decl.c: All calls to pedwarn changed.
2416 * c-typeck.c: All calls to pedwarn changed.
2417 * c-common.c: All calls to pedwarn changed.
2418 * c-parser.c: All calls to pedwarn changed.
2420 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2421 Karthik Kumar <karthikkumar@gmail.com>
2423 * attribs.c (file scope): Include c-common.h.
2424 (decl_attributes): Add support for #pragma GCC optimize and
2427 * targhooks.c (default_can_inline_p): New function that is the
2428 default for the TARGET_CAN_INLINE_P target hook.
2430 * targhooks.h (default_can_inline_p): Add declaration.
2432 * tree.c (cl_optimization_node): New static tree for building
2433 OPTIMIZATION_NODE tree.
2434 (cl_target_option_node): New static tree for building
2435 TARGET_OPTION_NODE tree.
2436 (cl_option_hash_table): New hash table for hashing
2437 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2438 (cl_option_hash_hash): New function to provide the hash value for
2439 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2440 (cl_option_hash_eq): New function to provide an equality test for
2441 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2442 (tree_code_size): Add support for OPTIMIZATION_NODE and
2443 TARGET_OPTION_NODE trees.
2444 (tree_code_structure): Add support for OPTIMIZATION_NODE and
2445 TARGET_OPTION_NODE trees.
2446 (build_optimization_node): Build a tree that has all of the
2447 current optimization options.
2448 (build_target_option_node): Build a tree that has the target
2449 options that might be changed on a per function basis.
2451 * tree.h (file scope): Include options.h.
2452 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
2453 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
2454 (TREE_OPTIMIZATION): Ditto.
2455 (TREE_TARGET_SPECIFIC): Ditto.
2456 (struct tree_function_decl): Add fields for remembering the
2457 current optimization options and target specific options.
2458 (struct tree_optimization_option): New tree variant that remembers
2459 the optimization options.
2460 (struct tree_target_option): New tree variant that remembers the
2461 target specific flags that might change for compiling a particular
2463 (union tree_node): Include tree_optimization_option and
2464 tree_target_option fields.
2465 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
2466 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
2467 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
2468 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
2469 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
2470 optimization and target options.
2471 (optimization_default_node): New macro to refer to global_trees
2473 (optimization_current_node): Ditto.
2474 (optimization_cold_node): Ditto.
2475 (optimization_hot_node): Ditto.
2476 (target_option_default_node): Ditto.
2477 (target_option_current_node): Ditto.
2478 (current_option_pragma): Ditto.
2479 (current_optimize_pragma): Ditto.
2481 * target.h (struct gcc_target): Add valid_option_attribute_p,
2482 target_option_save, target_option_restore, target_option_print,
2483 target_option_pragma_parse, and can_inline_p hooks.
2485 * toplev.h (parse_optimize_options): Add declaration.
2486 (fast_math_flags_struct_set_p): Ditto.
2488 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
2489 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
2492 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
2493 tree_can_inline_p hook to see if one function can inline another.
2494 (cgraph_decide_inlining): Ditto.
2495 (cgraph_decide_inlining_incrementally): Ditto.
2497 * opts.c (decode_options): Add support for running multiple times
2498 to allow functions with different target or optimization options
2499 than was specified on the command line.
2500 (fast_math_flags_struct_set_p): New function that is similar to
2501 fast_math_flags_set_p, except it uses the values in the
2502 cl_optimization structure instead of global variables.
2504 * optc-gen.awk: Add support for TargetSave to allow a back end to
2505 declare new fields that need to be saved when using function
2506 specific options. Include flags.h and target.h in the options.c
2507 source. Add support for Save to indicate which options can be set
2508 for individual functions. Generate cl_optimize_save,
2509 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
2510 cl_target_option_restore, cl_target_option_print functions to
2511 allow functions to use different optimization or target options.
2513 * opt-functions.awk (var_type_struct): Return the type used for
2514 storing the field in a structure.
2516 * opth-gen.awk: Add support for TargetSave to allow a back end to
2517 declare new fields that need to be saved when using function
2518 specific options. Add support for Save to indicate which options
2519 can be set for individual functions. Only generate one extern for
2520 Mask fields. Generate cl_optimization and cl_target_option
2521 structures to remember optimization and target options.
2523 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
2524 collecting new tree nodes.
2525 (TS_TARGET_OPTION): Ditto.
2527 * c-decl.c (merge_decls): Merge function specific target and
2528 optimization options.
2530 * function.c (invoke_set_current_function_hook): If the function
2531 uses different optimization options, change the global variables
2534 * coretypes.h (struct cl_optimization): Add forward reference.
2535 (struct cl_target_option): Ditto.
2537 * c-pragma.c (option_stack): New static vector to remember the
2538 current #pragma GCC option stack.
2539 (handle_pragma_option): New function to support #pragma GCC option
2540 to change target options.
2541 (optimize_stack): New static vector to remember the current
2542 #pragma GCC optimize stack.
2543 (handle_pragma_optimize): New function to support #pragma GCC
2544 optimize to change optimization options.
2545 (init_pragma): Add support for #pragma GCC optimize and #pragma
2548 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
2549 optimization options.
2550 (TARGET_OPTION_NODE): New tree code for remembering certain target
2553 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
2554 TARGET_OPTION_NODE trees.
2556 * common.opt (-O): Add Optimization flag.
2558 (-fmath-errno): Ditto.
2559 (-falign-functions): Add UInteger flag to make sure flag gets full
2560 int in cl_optimization structure.
2561 (-falign-jumps): Ditto.
2562 (-falign-labels): Ditto.
2563 (-falign-loops): Ditto.
2564 (-fsched-stalled-insns): Ditto.
2565 (-fsched-stalled-insns-dep): Ditto.
2567 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
2569 (TARGET_OPTION_SAVE): Ditto.
2570 (TARGET_OPTION_RESTORE): Ditto.
2571 (TARGET_OPTION_PRINT): Ditto.
2572 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
2573 (TARGET_CAN_INLINE_P): Ditto.
2574 (TARGET_INITIALIZER): Add new hooks.
2576 * tree-inline.c (tree_can_inline_p): New function to determine
2577 whether one function can inline another. Check if the functions
2578 use compatible optimization options, and also call the backend
2581 * tree-inline.h (tree_can_inline_p): Add declaration.
2583 * c-common.c (c_common_attribute): Add support for option and
2584 optimize attributes.
2585 (handle_option_attribute): Add support for the option attribute to
2586 allow the user to specify different target options for compiling a
2588 (handle_optimize_attribute): Add support for the optimize
2589 attribute to allow the user to specify different optimization
2590 options for compiling a specific function.
2591 (handle_hot_attribute): Turn on -O3 optimization for this one
2592 function if it isn't the default optimization level.
2593 (handle_cold_attribute): Turn on -Os optimization for this one
2594 function if it insn't the default optimization.
2595 (const_char_p): New const char * typedef.
2596 (optimize_args): New static vector to remember the optimization
2598 (parse_optimize_options): New function to set up the optimization
2599 arguments from either the optimize attribute or #pragma GCC optimize.
2601 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
2602 (builtin_define_std): Ditto.
2604 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
2605 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
2606 (x86_64-*-*): Ditto.
2608 * Makefile.in (TREE_H): Add options.h.
2609 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
2611 * doc/extend.texi (option attribute): Document new attribute.
2612 (optimize attribute): Ditto.
2613 (hot attribute): Document hot attribute sets -O3.
2614 (cold attribute): Document cold attribute sets -Os.
2615 (#pragma GCC option): Document new pragma.
2616 (#pragma GCC optimize): Ditto.
2618 * doc/options.texi (TargetSave): Document TargetSave syntax.
2619 (UInteger): Document UInteger must be used for certain flags.
2620 (Save): Document Save option to create target specific options
2621 that can be saved/restored on a function specific context.
2623 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
2624 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
2626 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
2627 (TARGET_OPTION_SAVE): Ditto.
2628 (TARGET_OPTION_RESTORE): Ditto.
2629 (TARGET_OPTION_PRINT): Ditto.
2630 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
2631 (TARGET_CAN_INLINE_P): Ditto.
2633 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
2635 (-mfpmath=both): Ditto.
2637 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2638 Karthik Kumar <karthikkumar@gmail.com>
2640 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
2641 (TARGET_POPCNT): Ditto.
2642 (TARGET_SAHF): Ditto.
2643 (TARGET_AES): Ditto.
2644 (TARGET_PCLMUL): Ditto.
2645 (TARGET_CMPXCHG16B): Ditto.
2646 (TARGET_RECIP): Move switch into target_flags.
2647 (TARGET_FUSED_MADD): Ditto.
2648 (ix86_arch_features): Make an unsigned char type.
2649 (ix86_tune_features): Ditto.
2650 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
2651 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
2652 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
2654 * config/i386/i386.opt (arch): New TargetSave field to define
2655 fields that need to be saved for function specific option support.
2658 (branch_cost): Ditto.
2659 (ix86_isa_flags_explicit): Ditto.
2660 (tune_defaulted): Ditto.
2661 (arch_specified): Ditto.
2662 (-m128-long-double): Add Save flag to save option for target
2663 specific option support.
2665 (-maccumulate-outgoing-args): Ditto.
2666 (-malign-double): Ditto.
2667 (-malign-stringops): Ditto.
2668 (-mfancy-math-387): Ditto.
2669 (-mhard-float): Ditto.
2671 (-minline-all-stringops): Ditto.
2672 (-minline-stringops-dynamically): Ditto.
2673 (-mms-bitfields): Ditto.
2674 (-mno-align-stringops): Ditto.
2675 (-mno-fancy-math-387): Ditto.
2676 (-mno-push-args): Ditto.
2677 (-mno-red-zone): Ditto.
2678 (-mpush-args): Ditto.
2679 (-mred-zone): Ditto.
2681 (-msseregparm): Ditto.
2682 (-mstack-arg-probe): Ditto.
2697 (-mrecip): Move flag into target_flags.
2699 (-mno-fused-madd): Ditto.
2700 (-mfused-madd): Ditto.
2701 (-mabm): Move flag into ix86_isa_flags.
2708 * config/i386/i386-c.c: New file for #pragma support.
2709 (ix86_target_macros_internal): New function to #define or #undef
2710 target macros based when the user uses the #pragma GCC option to
2711 change target options.
2712 (ix86_pragma_option_parse): New function to add #pragma GCC option
2714 (ix86_target_macros): Move defining the target macros here from
2715 TARGET_CPU_CPP_BUILTINS in i386.h.
2716 (ix86_register_pragmas): Register the #pragma GCC option hook. If
2717 defined, initialize any subtarget #pragmas.
2719 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
2720 REGISTER_TARGET_PRAGMAS.
2722 * config/i386/t-i386: New file for x86 dependencies.
2723 (i386.o): Make dependencies mirror the include files used.
2724 (i386-c.o): New file, add dependencies.
2726 * config/i386/i386-protos.h (override_options): Add bool argument.
2727 (ix86_valid_option_attribute_tree): Add declaration.
2728 (ix86_target_macros): Ditto.
2729 (ix86_register_macros): Ditto.
2731 * config/i386/i386.c (ix86_tune_features): Move initialization of
2732 the target masks to initial_ix86_tune_features to allow functions
2733 to have different target options. Make type unsigned char,
2734 instead of unsigned int.
2735 (initial_ix86_tune_features): New static vector to hold processor
2736 masks for the tune variables.
2737 (ix86_arch_features): Move initialization of the target masks to
2738 initial_ix86_arch_features to allow functions to have different
2739 target options. Make type unsigned char, instead of unsigned int.
2740 (initial_ix86_arch_features): New static vector to hold processor
2741 masks for the arch variables.
2742 (enum ix86_function_specific_strings): New enum to describe the
2743 string options used for attribute((option(...))).
2744 (ix86_target_string): New function to return a string that
2745 describes the target options.
2746 (ix86_debug_options): New function to print the current options in
2748 (ix86_function_specific_save): New function hook to save the
2749 function specific global variables in the cl_target_option structure.
2750 (ix86_function_specific_restore): New function hook to restore the
2751 function specific variables from the cl_target_option structure to
2752 the global variables.
2753 (ix86_function_specific_print): New function hook to print the
2754 target specific options in the cl_target_option structure.
2755 (ix86_valid_option_attribute_p): New function hook to validate
2756 attribute((option(...))) arguments.
2757 (ix86_valid_option_attribute_tree): New function that is common
2758 code between attribute((option(...))) and #pragma GCC option
2759 support that parses the options and returns a tree holding the options.
2760 (ix86_valid_option_attribute_inner_p): New helper function for
2761 ix86_valid_option_attribute_tree.
2762 (ix86_can_inline_p): New function hook to decide if one function
2763 can inline another on a target specific basis.
2764 (ix86_set_current_function); New function hook to switch target
2765 options if the user used attribute((option(...))) or #pragma GCC
2767 (ix86_tune_defaulted): Move to static file scope from
2769 (ix86_arch_specified): Ditto.
2770 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
2772 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
2773 (OPTION_MASK_ISA_ABM_SET): Ditto.
2774 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
2775 (OPTION_MASK_ISA_CX16_SET): Ditto.
2776 (OPTION_MASK_ISA_SAHF_SET): Ditto.
2777 (OPTION_MASK_ISA_AES_UNSET): Ditto.
2778 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
2779 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
2780 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
2781 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
2782 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
2783 (struct ptt): Move to static file scope from override_options.
2784 (processor_target_table): Ditto.
2786 (ix86_handle_option): Add support for options that are now isa options.
2787 (override_options): Add support for declaring functions that
2788 support different target options than were specified on the
2789 command line. Move struct ptt, processor_target_table, cpu_names,
2790 ix86_tune_defaulted, ix86_arch_specified to static file scope.
2791 Add bool argument. Fix up error messages so the appropriate error
2792 is given for either command line or attribute.
2793 (ix86_previous_fndecl): New static to remember previous function
2794 declaration to see if we need to change target options.
2795 (ix86_builtins_isa): New array to record the ISA of each builtin
2797 (def_builtin): Always create the builtin function, even if the
2798 current ISA doesn't support it.
2799 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
2800 tests for those builtins.
2801 (ix86_init_builtins): Remove TARGET_MMX test for calling
2802 ix86_init_mmx_sse_builtins.
2803 (ix86_expand_builtin): If the current ISA doesn't support a given
2804 builtin, signal an error.
2805 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
2806 (TARGET_SET_CURRENT_FUNCTION): Ditto.
2807 (TARGET_OPTION_SAVE): Ditto.
2808 (TARGET_OPTION_RESTORE): Ditto.
2809 (TARGET_OPTION_PRINT): Ditto.
2810 (TARGET_CAN_INLINE_P): Ditto.
2812 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
2814 * c-typeck.c (build_external_ref): Don't call assemble_external.
2815 * final.c (output_operand): Call assemble_external.
2817 2008-07-21 DJ Delorie <dj@redhat.com>
2819 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
2820 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
2822 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2824 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
2825 original insn and splitter contents into ...
2826 ("*div<mode>3_fast"): ... this new pattern. Enable only if
2827 flag_unsafe_math_optimizations. Add dummy scratch register.
2828 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
2829 !flag_unsafe_math_optimizations. Returns number with next
2830 highest magnitude if this is still less or equal to the true
2831 quotient in magnitude.
2833 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
2835 * Makefile.in: Replace toplev.h with TOPLEV_H.
2836 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
2837 * c-lex.c (fe_file_change): Don't set in_system_header.
2838 * c-parser.c (c_token): Remove in_system_header.
2839 (c_lex_one_token): Don't set in_system_header.
2840 (c_parser_set_source_position_from_token): Don't set in_system_header.
2841 * diagnostic.c (diagnostic_report_diagnostic): Use location from
2844 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
2845 * flags.h (in_system_header): Remove.
2846 * function.c (saved_in_system_header): Remove.
2847 (push_cfun): Don't set in_system_header.
2848 (pop_cfun): Don't set in_system_header.
2849 (push_struct_function): Don't set in_system_header.
2850 * input.h (expanded_location): Add sysp.
2851 (in_system_header_at): New.
2852 (in_system_header): New.
2853 * toplev.c (in_system_header): Remove.
2854 * toplev.h: Include input.h
2856 * tree-cfg.c (execute_warn_function_return): Call warning_at.
2857 * tree-ssa.c (warn_uninit): Call warning_at.
2858 (warn_uninitialized_var): Update calls to warn_uninit.
2859 (warn_uninitialized_phi): Update calls to warn_uninit.
2860 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
2861 (expand_location): Initialize xloc.sysp.
2862 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
2863 (tree_decl_with_vis): Remove in_system_header_flag.
2865 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
2868 * recog.c (asm_operand_ok): Change the order of the extra
2869 memory constraint checks.
2871 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
2874 * tree-switch-conversion.c (build_one_array): Call
2875 varpool_mark_needed_node and varpool_finalize_decl
2876 instead of assemble_variable.
2878 2008-07-19 Jan Hubicka <jh@suse.cz>
2880 * cgraph.c (cgraph_add_new_function): Do early local passes.
2881 * tree-nrv.c (gate_pass_return_slot): New gate.
2882 (pass_nrv): Add the gate.
2883 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
2885 (coalesce_ssa_name): Coalesce SSA names.
2886 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
2887 not optimizing so unused user vars remains visible.
2888 * common.opt (flag_tree_ter): Always enable by default.
2889 * tree-ssa-ter.c: Include flags.h
2890 (is_replaceable_p): Check that locations match; when aliasing is missing
2891 be conservative about loads.
2892 * tree-optimize.c (gate_init_datastructures): Remove.
2893 (pass_init_datastructures): New.
2894 * passes.c: Reorder passes so we always go into SSA.
2896 2008-07-19 Jan Hubicka <jh@suse.cz>
2898 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
2899 * doc/invoke.texi (--combine): Likewise.
2900 (-finline-functions-called-once): Update levels when enabled.
2901 (-funit-at-a-time): Document new behaviour.
2902 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
2903 -fno-section-anchors when disabled explicitly.
2904 (inline params): They are not ignored now.
2905 (precompiled headers): Remove unit-at-a-time as being incompatible.
2906 * opts.c (decode_options): Handle unit-at-a-time as alias;
2907 imply -fno-section-anchors when toplevel reorder is disabled
2909 * common.opt (ftoplevel-reorder): Set default value to 2.
2910 (funit-at-a-time): Set default value to 1.
2911 * config/rs6000/rs6000.c (optimization_options): Set section anchors
2914 2008-07-19 Jan Hubicka <jh@suse.cz>
2916 * builtins.c (expand_builtin_int_roundingfn,
2917 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
2920 2008-07-19 Richard Guenther <rguenther@suse.de>
2923 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
2924 * tree-ssa-sccvn.c (get_constant_value_id): New function.
2925 * tree-ssa-pre.c (get_expr_value_id): For newly created
2926 constant value-ids make sure to add the expression to its
2929 2008-07-19 Jakub Jelinek <jakub@redhat.com>
2932 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
2933 return value of the builtin is ignored.
2935 2008-07-19 Olivier Hainque <hainque@adacore.com>
2937 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
2938 bits, a C conformant malloc implementation has to provide.
2939 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
2941 2008-07-19 Joseph Myers <joseph@codesourcery.com>
2945 * reload.c (find_reloads_subreg_address): Only reload address if
2946 reloaded == 0, not for reloaded != 1.
2949 2008-07-16 Joseph Myers <joseph@codesourcery.com>
2950 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
2951 (m32c_legitimate_address_p): Handle "++rii" addresses created by
2952 m32c_legitimize_reload_address.
2954 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
2955 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
2956 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
2958 2008-07-19 Olivier Hainque <hainque@adacore.com>
2960 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
2961 argument, saying whether nested array are to be collapsed
2962 into a single array type DIE with multiple subscripts.
2963 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
2964 issues, centralize the nested array types collapsing control and
2965 disable the transformation for Ada.
2967 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
2970 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
2972 (x86_64_shift_adj_2): New expander.
2973 (x86_64_shift_adj_3): Ditto.
2974 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
2975 to split TImode operands.
2976 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
2977 (ix86_split_lshr): Ditto.
2979 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
2981 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
2982 and __CHAR32_TYPE__.
2983 * c-typeck.c (digest_init): Support char16_t and char32_t.
2984 (set_nonincremental_init_from_string): Idem.
2986 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
2989 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
2990 PREFERRED_STACK_BOUNDARY.
2991 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2993 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
2996 * function.c (locate_and_pad_parm): Cap boundary earlier.
2998 2008-07-17 Julian Brown <julian@codesourcery.com>
3000 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
3001 no-op for targets which don't use DLLs.
3003 2008-07-17 Martin Jambor <mjambor@suse.cz>
3005 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
3006 that nodes are relevant by examining the node->analyzed flag.
3007 (ipcp_init_stage): Check which nodes are relevant, assert that the
3008 relevant ones are also required.
3009 (ipcp_propagate_stage): Check on the side arrays are properly
3011 (ipcp_print_all_jump_functions): Make sure not to touch any node
3012 that is not analyzed or an edge that does not have a corresponding
3013 entry in the on-the-side vectors.
3014 (ipcp_function_scale_print): Likewise.
3015 (ipcp_update_callgraph): Check that the node is relevant.
3016 (ipcp_insert_stage): Check that the node is relevant. Check there is
3017 an info for every node and edge.
3018 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
3019 (ipa_print_all_tree_maps): Likewise and a new variable info.
3020 (ipa_print_all_params_modified): Likewise.
3021 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
3023 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
3026 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
3028 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
3030 PR rtl-optimization/36753
3031 * fwprop.c (use_killed_between): Don't shortcut
3032 single-definition global registers.
3034 2008-07-16 Jan Hubicka <jh@suse.cz>
3036 * cgraph.h (varpool_empty_needed_queue): Declare.
3037 * cgraphunit.c (output_in_order): Mark all variables as needed;
3039 * varpool.c (varpool_assemble_node): Update debug queue.
3040 (varpool_assemble_pending_decls): Don't do it here.
3041 (varpool_empty_needed_queue): New function.
3043 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3045 * recog.c (peephole2_optimize): Fix formatting.
3047 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3049 * c-pch.c (get_ident): Avoid C++ keywords.
3050 * combine-stack-adj.c (single_set_for_csa): Likewise.
3051 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
3052 output_asm_insn): Likewise.
3053 * reload.c (push_secondary_reload, find_reusable_reload,
3054 push_reload, combine_reloads, find_reloads,
3055 debug_reload_to_stream): Likewise.
3056 * reload.h (struct reload): Likewise.
3057 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
3058 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
3059 emit_output_reload_insns): Likewise.
3060 * targhooks.c (default_secondary_reload): Likewise.
3061 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
3063 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3065 * recog.c (validate_change_1, validate_change,
3066 validate_unshare_change, validate_replace_rtx_1, struct
3067 funny_match, constrain_operands, peephole2_optimize): Avoid C++
3069 * reload.c (push_secondary_reload, secondary_reload_class,
3070 scratch_reload_class, find_valid_class, find_reusable_reload,
3071 push_reload, find_dummy_reload, find_reloads_address_1,
3072 find_reloads_address_part, find_equiv_reg): Likewise.
3073 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
3074 choose_reload_regs): Likewise.
3075 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
3077 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
3078 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3079 * sched-rgn.c (concat_INSN_LIST): Likewise.
3080 * stor-layout.c (mode_for_size, mode_for_size_tree,
3081 smallest_mode_for_size): Likewise.
3083 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3085 * cfg.c (dump_reg_info): Avoid C++ keywords.
3086 * dwarf2asm.c (dw2_force_const_mem,
3087 dw2_asm_output_encoded_addr_rtx): Likewise.
3088 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
3089 * expmed.c (expand_shift): Likewise.
3090 * global.c (find_reg): Likewise.
3091 * graph.c (draw_edge): Likewise.
3092 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
3093 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
3094 widen_clz, widen_bswap, expand_parity, expand_unop,
3095 emit_cmp_and_jump_insn_1): Likewise.
3096 * postreload.c (reload_cse_simplify_operands): Likewise.
3097 * ra.h (add_neighbor): Likewise.
3098 * reg-stack.c (remove_regno_note, change_stack): Likewise.
3099 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
3100 record_reg_classes, copy_cost, record_address_regs,
3101 invalid_mode_change_p): Likewise.
3102 * regrename.c (regrename_optimize, scan_rtx_reg,
3103 dump_def_use_chain, find_oldest_value_reg,
3104 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
3106 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3108 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
3109 MASK_POWERPC64 for power4 in previous commit.
3111 2008-07-16 Olivier Hainque <hainque@adacore.com>
3113 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
3114 instead of bare conversion to cast const-ness away.
3116 2008-07-16 Anatoly Sokolov <aesok@post.ru>
3118 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
3119 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
3120 * config/xtensa/xtensa.c (xtensa_function_value): New function.
3121 (TARGET_FUNCTION_VALUE): Define.
3123 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3125 * config/rs6000/rs6000.c (processor_target_table): Add
3126 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
3128 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3131 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3132 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3133 m32c_legitimize_reload_address.
3135 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
3137 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
3138 DECL_IN_SYSTEM_HEADER in sync.
3140 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
3142 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
3143 * tree-ssa-pre.c (pre_expr_eq): Ditto
3144 (get_constant_for_value_id): Take a type as an argument.
3145 (fully_constant_expression): Pass in type.
3146 (find_or_generate_expression): Short circuit constant case.
3147 (create_expression_by_pieces): Remove special casing of
3149 (do_regular_insertion): Short circuit constant case.
3150 (do_partial_partial_insertion): Ditto.
3152 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3155 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
3157 2008-07-15 Bob Wilson <bob.wilson@acm.org>
3159 * config/xtensa/libgcc-xtensa.ver: New file.
3160 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
3162 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3164 * df-problems.c (df_set_note): Avoid C++ keywords.
3165 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
3166 * dse.c (record_store, remove_useless_values): Likewise.
3167 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
3168 gen_reg_rtx_offset, operand_subword, change_address_1,
3169 change_address, adjust_address_1, offset_address,
3170 widen_memory_access, emit_copy_of_insn_after): Likewise.
3171 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
3172 * fwprop.c (should_replace_address, propagate_rtx_1,
3173 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
3175 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
3176 gcse_emit_move_after, update_ld_motion_stores): Likewise.
3177 * lcm.c (compute_insert_delete, pre_edge_lcm,
3178 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
3179 * lower-subreg.c (resolve_reg_notes): Likewise.
3180 * mode-switching.c (optimize_mode_switching): Likewise.
3182 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3184 * bt-load.c (add_btr_def, migrate_btr_def,
3185 branch_target_load_optimize): Avoid C++ keywords.
3186 * caller-save.c (insert_restore, insert_save, insert_one_insn):
3188 * combine.c (subst, simplify_set, make_extraction,
3189 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
3190 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
3191 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
3193 2008-07-15 Richard Guenther <rguenther@suse.de>
3196 * c-common.c (strict_aliasing_warning): Do not warn for
3197 TYPE_REF_CAN_ALIAS_ALL pointers.
3198 (c_common_get_alias_set): may_alias types are not special.
3199 * tree.c (build_pointer_type_for_mode): Look up the may_alias
3200 attribute and set can_ref_all accordingly.
3201 (build_reference_type_for_mode): Likewise.
3202 * doc/extend.texi (may_alias): Clarify.
3204 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3207 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3208 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3210 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3213 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
3214 gcc_assert, instead call output_operand_lossage.
3216 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
3218 * builtins.c (std_canonical_va_list): Treat structure based
3221 2008-07-15 Ben Elliston <bje@au.ibm.com>
3223 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
3225 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
3227 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
3230 2008-07-14 Jan Hubicka <jh@suse.cz>
3232 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
3233 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
3234 fix predicates and constraints.
3235 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
3236 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
3238 2008-07-14 Doug Kwan <dougkwan@google.com>
3240 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
3241 additional option file arm/eabi.opt.
3242 * config/arm/eabi.h (File): New configuration file for EABI targets.
3243 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
3244 SUBSUBTARGET_EXTRA_SPECS.
3245 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
3246 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
3247 from STARTFILE_SPEC so that it can be referenced in an override.
3248 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
3249 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
3250 can be referenced in an override.
3251 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
3252 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
3253 so that it can be referenced in an override.
3254 (LINK_SPEC): Use BPABI_LINK_SPEC.
3255 * config/arm/eabi.opt (File): New.
3257 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3259 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
3260 (FIXED_VALUE_H): New variable.
3261 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
3262 input.h, fixed-value.h.
3263 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
3264 (BASIC_BLOCK_H): Use $(BITMAP_H).
3265 (FUNCTION_H): Add varray.h.
3266 (IPA_REFERENCE_H): Use $(BITMAP_H).
3267 (CGRAPH_H): Add $(BASIC_BLOCK_H).
3268 (DF_H): Use $(BITMAP_H).
3269 (GGC_H): Add statistics.h.
3271 (INSN_ATTR_H): Use it.
3272 (SYSTEM_H): Add safe-ctype.h, filenames.h.
3274 (SYMTAB_H): Add $(OBSTACK_H).
3275 (CPP_INTERNAL_H): New.
3276 (TREE_DUMP_H): Add tree-pass.h.
3277 (TREE_FLOW_H): Use $(BITMAP_H)
3278 (PRETTY_PRINT_H): Use $(INPUT_H).
3279 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
3282 (many object files): Fix lots of header dependencies throughout.
3284 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3286 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
3288 (s-gtyp-input): Use them to write tmp-gi.list.
3289 (echo_to_gi.list): Remove.
3291 2008-07-14 Richard Guenther <rguenther@suse.de>
3293 * tree-ssa-sccvn.c (pre_info): Remove.
3294 (switch_to_PRE_table): Likewise.
3295 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
3296 (set_hashtable_value_ids): Do not create value-ids for the
3298 (run_scc_vn): Remove double test. Remove bogus special-case
3299 in value-number printing.
3300 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
3301 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
3303 * tree-flow-inline.h (get_value_handle): Remove.
3304 * tree-flow.h (get_value_handle): Remove.
3306 2008-07-14 Martin Jambor <mjambor@suse.cz>
3308 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
3309 in which we generate arithmetics is not a subrange.
3311 2008-07-14 Martin Jambor <mjambor@suse.cz>
3313 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
3315 2008-07-14 Richard Guenther <rguenther@suse.de>
3317 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
3319 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
3322 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
3323 reload for symbol refs moved to r0 with -fPIC.
3324 (legitimize_pic_address): Use the target register as temporary
3326 (emit_symbolic_move): Adjust comment.
3327 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
3330 2008-07-14 Ben Elliston <bje@au.ibm.com>
3332 * c-common.h (C_CPP_HASHNODE): New macro.
3333 * coretypes.h (struct cpp_token): Forward declare.
3334 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3335 the context-sensitive keyword method.
3336 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
3337 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
3338 expand_bool_pixel): New.
3339 (altivec_categorize_keyword): New function.
3340 (init_vector_keywords): New function.
3341 (rs6000_macro_to_expand): Likewise.
3342 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
3343 compiling an ISO C dialect.
3345 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
3347 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
3348 (create_expression_by_pieces): Fix typo.
3349 (do_regular_insertion): Use debug counter here too.
3351 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
3354 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
3355 CONST_OK_FOR_LETTER_P. All port-local users changed.
3356 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
3357 implement Kp matching power-of-two.
3358 (CONSTRAINT_LEN): Define to match.
3359 * config/cris/cris.md: Replace all use of constraint K with Kc.
3360 ("*btst*): Use Kp for operand 0 of last alternative.
3362 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3365 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
3368 2008-07-13 Jan Hubicka <jh@suse.cz>
3370 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
3373 2008-07-13 Richard Guenther <rguenther@suse.de>
3376 * langhooks.c (lhd_print_error_function): Deal with recursive
3379 2008-07-12 Jan Hubicka <jh@suse.cz>
3381 * cgraph.c (assembler_name_hash): New static var.
3382 (hash_node_by_assembler_name, eq_assembler_name): New.
3383 (cgraph_node_for_asm): Use hashtable.
3384 (cgraph_remove_node): Maintain hashtable.
3385 (change_decl_assembler_name): Sanity check that names are not changing
3386 after aliasing was processed.
3387 * cgraph.h (varpoon_node): Add next GGC marker.
3388 * tree.c (decl_assembler_name_equal): Constify.
3389 (decl_assembler_name_hash): New.
3390 * tree.h (decl_assembler_name_equal): Constify.
3391 (decl_assembler_name_hash): Update.
3393 2008-07-12 David Daney <ddaney@avtrex.com>
3395 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3398 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
3400 * doc/md.texi: Document the MIPS "v" constraint.
3401 * config/mips/mips.h (reg_class): Revert last change.
3402 (REG_CLASS_NAMES): Likewise.
3403 (REG_CLASS_CONTENTS): Likewise.
3404 * config/mips/mips.c (mips_regno_to_class): Likewise.
3405 * config/mips/constraints.md (v): Likewise, but add documentation.
3406 Add a comment to say that this constraint should not be used in
3409 2008-07-11 DJ Delorie <dj@redhat.com>
3411 * config/h8300/h8300.md (length): Fix branch offset limit.
3413 2008-07-11 Anatoly Sokolov <aesok@post.ru>
3415 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
3416 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
3417 (avr_hard_regno_scratch_ok): New function.
3418 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3419 * config/avr/avr.md (all peepholes that request a scratch register):
3420 Remove avr_peep2_scratch_safe use.
3422 2008-07-11 Tom Tromey <tromey@redhat.com>
3423 Ian Lance Taylor <iant@google.com>
3425 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
3426 (struct c_common_resword): Define.
3427 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
3428 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
3429 (c_common_reswords, num_c_common_reswords): Declare.
3430 * c-common.c (c_common_reswords): New global const array.
3431 (num_c_common_reswords): New const int.
3432 * c-parser.c (struct resword, reswords): Don't define.
3433 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
3434 (c_parse_init): Clarify mask code. Use c_common_reswords rather
3435 than reswords. If warning about C++ keywords, give them a special
3437 (c_lex_one_token): Warn about C++ keywords. Call
3438 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
3439 (c_parser_external_declaration): Look for RID_xxx rather than
3440 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
3441 (c_parser_statement_after_labels): Likewise.
3442 (c_parser_objc_class_instance_variables): Likewise.
3443 (c_parser_objc_class_declaration): Likewise.
3444 (c_parser_objc_try_catch_statement): Likewise.
3445 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
3446 (declspecs_add_type): Likewise.
3448 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
3450 * ggc-page.c (alloc_page):
3451 Substituting xmalloc, xcalloc with
3452 XNEWVEC and XCNEWVAR macros which add the
3455 2008-07-11 Richard Guenther <rguenther@suse.de>
3457 PR tree-optimization/36765
3458 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
3459 aliases from HEAP vars to SMTs.
3461 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3463 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
3464 * configure.ac (loose_warn): Move -Wc++-compat from here...
3465 (strict_warn): ...to here.
3466 * configure: Regenerate.
3468 2008-07-10 Joseph Myers <joseph@codesourcery.com>
3470 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
3471 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
3472 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
3473 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
3474 excluding more specific h8300-*-* and sh-*-* targets.
3476 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
3478 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
3480 (execute_pre): Call loop_optimizer_finalize in early exit.
3482 2008-07-10 Jakub Jelinek <jakub@redhat.com>
3485 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
3486 uids in the bitmap, not just VAR_DECL uids.
3488 PR rtl-optimization/36419
3489 * combine-stack-adj.c (adjust_frame_related_expr): New function.
3490 (combine_stack_adjustments_for_block): Call it if needed. Delete
3492 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
3493 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
3494 prologue sp adjustment.
3496 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
3499 * opts.c (print_ignored_options): Report postponed diagnostics for
3500 unknown -Wno-* options as warnings, not errors.
3501 (postpone_unknown_option_error): Renamed to...
3502 (postpone_unknown_option_warning): ... this.
3504 2008-07-09 Doug Kwan <dougkwan@google.com>
3507 2008-07-08 Doug Kwan <dougkwan@google.com>
3509 * config/arm/arm.opt (mandroid): New option.
3510 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
3511 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
3513 (CC1PLUS_SPEC): Same.
3515 (STARTFILE_SPEC): Same.
3516 (ENDFILE_SPEC): Same.
3517 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
3520 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
3523 * config/mips/mips.h (reg_class): Remove V1_REG.
3524 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3525 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
3527 (mips_get_tp): New function.
3528 (mips_legitimize_tls_address): Use it.
3529 * config/mips/constraints.md (v): Delete.
3530 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
3531 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
3532 After reload, split into a move and ...
3533 (*tls_get_tp_<mode>_split): ...this new instruction.
3535 2008-07-09 David Daney <ddaney@avtrex.com>
3537 * config/mips/driver-native.c: Include coretypes.h and tm.h.
3539 2008-07-09 Jakub Jelinek <jakub@redhat.com>
3541 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
3542 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
3544 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
3545 htab_delete should be called. Don't free c.
3546 (lookup_tmp_var): Create temp_htab lazily.
3547 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
3548 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
3550 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
3551 lower_omp_ordered, lower_omp_critical, lower_omp_for,
3552 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
3553 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
3554 * tree-sra.c (generate_element_init): Likewise.
3555 * tree-mudflap.c (execute_mudflap_function_ops,
3556 execute_mudflap_function_decls): Likewise.
3557 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
3558 * tree-gimple.h (struct gimplify_ctx): New type.
3559 (push_gimplify_context): Adjust prototype.
3561 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
3563 * tree-ssa-pre.c (phi_translate_1): Update placement of
3566 2008-07-09 Anatoly Sokolov <aesok@post.ru>
3568 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
3569 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
3570 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
3571 * targhooks.c (default_hard_regno_scratch_ok): New function.
3572 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
3573 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
3574 * recog.c: Include "target.h".
3575 (peep2_find_free_register): Add check for global regs. Add target
3577 * Makefile.in (recog.o): Depend on target.h.
3579 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
3581 * config/sh/sh.c (sh_canonical_va_list_type): New.
3582 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
3584 2008-07-09 Raksit Ashok <raksit@google.com>
3586 * doc/invoke.texi (Option Summary): Mention new option
3587 -Wdisallowed-function-list=...
3588 (Warning Options): Document -Wdisallowed-function-list=...
3589 * common.opt (Wdisallowed-function-list=): New flag.
3590 * flags.h (warn_disallowed_functions): External definition of new
3591 boolean warning flag.
3592 (warn_if_disallowed_function_p): Declare new function.
3593 * opts.c (warning_disallowed_functions): New static variable.
3594 (warn_disallowed_functions): New boolean warning flag.
3595 (warn_if_disallowed_function_p): New function.
3596 (add_comma_separated_to_vector): Rename
3597 add_instrument_functions_exclude_list to this.
3598 (common_handle_option): Handle new option. Rename calls to
3599 add_instrument_functions_exclude_list into calls to
3600 add_comma_separated_to_vector.
3601 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
3602 based on flag warn_disallowed_functions.
3604 2008-07-09 Christian Bruel <christian.bruel@st.com>
3606 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
3607 instead of get_attr_length.
3609 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3611 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
3613 * genemit.c (gen_insn): Likewise.
3614 * gengtype.c (note_def_vec): Likewise.
3615 * gengtype.h (note_def_vec): Likewise.
3616 * genoutput.c (struct data, output_insn_data, process_template,
3617 gen_expand, gen_split, note_constraint): Likewise.
3618 * genrecog.c (new_decision, add_to_sequence, factor_tests,
3619 make_insn_sequence): Likewise.
3620 * gensupport.c (record_insn_name): Likewise.
3622 2008-07-08 Doug Kwan <dougkwan@google.com>
3624 * config/arm/arm.opt (mandroid): New option.
3625 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
3626 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
3628 (CC1PLUS_SPEC): Same.
3630 (STARTFILE_SPEC): Same.
3631 (ENDFILE_SPEC): Same.
3632 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
3635 2008-07-08 Raksit Ashok <raksit@google.com>
3637 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
3638 (set_storage_via_setmem): Fix expected_align parameter.
3639 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
3640 missing from the list.
3641 * doc/md.texi (movmem): Explicitly state that expected alignment is
3642 to be expressed in bytes.
3643 (setmem): Explicitly state that expected alignment is to be expressed
3646 2008-07-08 Joseph Myers <joseph@codesourcery.com>
3648 * reload.c (find_reloads_subreg_address): Do not require validity
3649 of address in original mode before reloading address.
3651 2008-07-07 Tianwei Sheng <tianweis@google.com>
3653 * df-core.c (df_remove_problem): Adjust the access to avoid out of
3654 bounds array access.
3656 2008-07-08 Jakub Jelinek <jakub@redhat.com>
3658 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
3660 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
3662 Fix PR tree-optimization/23455
3663 Fix PR tree-optimization/35286
3664 Fix PR tree-optimization/35287
3665 * Makefile.in (OBJS-common): Remove tree-vn.o.
3666 (tree-vn.o): Remove.
3667 * dbgcnt.def: Add treepre_insert debug counter.
3668 * gcc/tree-flow.h (add_to_value): Updated for other changes.
3669 (debug_value_expressions): Ditto.
3670 (print_value_expressions): Ditto.
3671 * tree-pretty-print.c (dump_generic_node): Updated for
3672 VALUE_HANDLE removal.
3673 * tree-ssa-dom.c (record_equality): Ditto.
3674 (cprop_operand): Ditto.
3675 (lookup_avail_expr): Ditto.
3676 * tree-ssa-threadedge.c
3677 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
3678 (simplify_control_stmt_condition): Ditto.
3679 * tree.c (tree_code_size): Ditto.
3680 (tree_node_structure): Ditto.
3681 (iterative_hash_expr): Ditto.
3683 * tree.h (VALUE_HANDLE_ID): Ditto.
3684 (VALUE_HANDLE_EXPR_SET): Ditto.
3685 (struct tree_value_handle): Ditto.
3686 (union tree_node): Ditto.
3687 * treestruct.def: Ditto.
3688 * tree-vn.c: Removed.
3689 * tree-ssa-pre.c: Rewritten entirely.
3690 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
3691 (constant_value_ids): Ditto.
3692 (vn_nary_op_t): Moved to header.
3694 (vn_reference_op_t): Ditto
3695 (vn_reference_t): Ditto.
3696 (next_value_id): New variable.
3697 (VN_INFO): Add an assert.
3698 (vn_constant_eq): New function.
3699 (vn_constant_hash): Ditto.
3700 (get_or_alloc_constant_value_id): Ditto.
3701 (value_id_constant_p): Ditto.
3702 (vn_reference_compute_hash): De-staticify.
3703 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
3704 Disable some code with a FIXME. Remove VALUE_HANDLE use.
3705 (valueize_refs): Update opcode if it changes from ssa name to constant.
3706 (vn_reference_lookup_1): Add new argument.
3707 (vn_reference_lookup): Ditto.
3708 (vn_reference_lookup_pieces): New function.
3709 (vn_reference_insert): Add return type. Modify to deal with value ids.
3710 (vn_reference_insert_pieces): New function.
3711 (vn_nary_op_compute_hash): De-staticify.
3712 (vn_nary_op_eq): Ditto.
3713 (vn_nary_op_lookup_pieces): New function.
3714 (vn_nary_op_lookup): Add new argument.
3715 (vn_nary_op_insert_pieces): New function.
3716 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
3717 (vn_phi_insert): Ditto.
3718 (visit_unary_op): Update for callee changes.
3719 (visit_binary_op): Ditto.
3720 (visit_reference_op_load): Ditto.
3721 (visit_reference_op_store): Ditto.
3722 (init_scc_vn): Init next_value_id, constant_to_value_id and
3724 (free_scc_vn): Free them.
3725 (set_hashtable_value_ids): New function.
3726 (run_scc_vn): Use it.
3727 (get_max_value_id): New function.
3728 (get_next_value_id): Ditto.
3729 (expressions_equal_p): Moved from tree-vn.c
3730 (sort_vuses): Ditto.
3731 (sort_vuses_heap): Ditto.
3732 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
3734 * tree.c (iterative_hash_hashval_t): Made non-static
3735 * tree.h (iterative_hash_hashval_t): Declare it.
3737 2008-07-08 Martin Jambor <mjambor@suse.cz>
3739 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
3740 instead of ipa_create_node_params.
3741 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
3742 ipa_check_create_edge_args, free them with
3743 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
3745 * ipa-prop.c: Include flags.h and tree-inline.h.
3746 (ipa_node_params_vector): New variable.
3747 (ipa_edge_args_vector): New variable.
3748 (edge_removal_hook_holder): New variable.
3749 (node_removal_hook_holder): New variable.
3750 (edge_duplication_hook_holder): New variable.
3751 (node_duplication_hook_holder): New variable.
3752 (ipa_detect_param_modifications): Check for presence of modified flags.
3753 (ipa_compute_jump_functions): Check for presence of jump functions.
3754 (ipa_free_edge_args_substructures): New function.
3755 (ipa_create_node_params): Removed.
3756 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
3757 (ipa_free_node_params_substructures): New function.
3758 (ipa_free_all_node_params): Changed to deallocate the on-the-side
3760 (ipa_edge_removal_hook): New function.
3761 (ipa_node_removal_hook): New function.
3762 (duplicate_array): New function.
3763 (ipa_edge_duplication_hook): New function.
3764 (ipa_node_duplication_hook): New function.
3765 (ipa_register_cgraph_hooks): New function.
3766 (ipa_unregister_cgraph_hooks): New function.
3767 (free_all_ipa_structures_after_ipa_cp): New function.
3769 * ipa-prop.h: Include vec.h.
3770 (ipa_node_params_t): New typedef with vector types for it.
3771 (ipa_edge_args_t): New typedef with vector types for it.
3772 (IPA_NODE_REF): Changed to access an on-the-side vector.
3773 (IPA_EDGE_REF): Changed to access an on-the-side vector.
3774 (ipa_check_create_node_params): New function.
3775 (ipa_check_create_edge_args): New function.
3777 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
3780 2008-07-07 Tom Tromey <tromey@redhat.com>
3782 * configure, config.in: Rebuilt.
3783 * configure.ac: Don't check for scandir or alphasort.
3785 2008-07-07 Joseph Myers <joseph@codesourcery.com>
3787 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
3788 types immediately after creating them.
3790 2008-07-07 Joseph Myers <joseph@codesourcery.com>
3792 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
3794 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
3796 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
3797 dump_constraint_graph.
3798 (dump_constraint_edge): New function.
3799 (dump_constraint_graph): New function.
3800 (debug_constraint_graph): New function.
3801 (dump_constraint): Removed useless comparison.
3802 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
3803 (dump_constraint_graph): Declare.
3804 (debug_constraint_graph): Declare.
3805 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
3807 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
3809 * config/i386/i386.c (is_va_list_char_pointer): New.
3810 (ix86_va_start): Replace compare with ms_va_list_type_node
3811 by is_va_list_char_pointer.
3812 (ix86_gimplify_va_arg): Likewise.
3814 2008-07-07 Martin Jambor <mjambor@suse.cz>
3816 * cgraph.c (cgraph_edge_max_uid): New variable.
3817 (struct cgraph_edge_hook_list): New type.
3818 (struct cgraph_node_hook_list): New type.
3819 (struct cgraph_2edge_hook_list): New type.
3820 (struct cgraph_2node_hook_list): New type.
3821 (first_cgraph_edge_removal_hook): New variable.
3822 (first_cgraph_node_removal_hook): New variable.
3823 (first_cgraph_edge_duplicated_hook): New variable.
3824 (first_cgraph_node_duplicated_hook): New variable.
3825 (cgraph_add_edge_removal_hook): New function.
3826 (cgraph_remove_edge_removal_hook): New function.
3827 (cgraph_call_edge_removal_hooks): New function.
3828 (cgraph_add_node_removal_hook): New function.
3829 (cgraph_remove_node_removal_hook): New function.
3830 (cgraph_call_node_removal_hooks): New function.
3831 (cgraph_add_edge_duplication_hook): New function.
3832 (cgraph_remove_edge_duplication_hook): New function.
3833 (cgraph_call_edge_duplication_hooks): New function.
3834 (cgraph_add_node_duplication_hook): New function.
3835 (cgraph_remove_node_duplication_hook): New function.
3836 (cgraph_call_node_duplication_hooks): New function.
3837 (cgraph_create_edge): Assign to edge uid.
3838 (cgraph_remove_edge): Call edge removal hooks.
3839 (cgraph_node_remove_callees): Call edge removal hooks.
3840 (cgraph_node_remove_callers): Call edge removal hooks.
3841 (cgraph_remove_node): Call node removal hooks.
3842 (cgraph_clone_edge): Call edge duplication hooks.
3843 (cgraph_clone_node): Call node duplication hooks.
3845 * cgraph.h (cgraph_edge): New field uid.
3846 (cgraph_edge_hook): New type.
3847 (cgraph_node_hook): New type.
3848 (cgraph_2edge_hook): New type.
3849 (cgraph_2node_hook): New type.
3851 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
3853 * config.in: Regenerate.
3855 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
3857 * gcc.c (print_sysroot): New.
3858 (option_map, display_help, process_command): Handle the
3859 -print-sysroot option.
3860 (main): Print the sysroot if requested.
3861 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
3863 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3866 * unwind-pe.h (size_of_encoded_value): add attribute unused.
3868 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
3870 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
3871 (assign_parm_setup_block_p): Also check mode of entry_parm.
3873 2008-07-07 Richard Guenther <rguenther@suse.de>
3875 * tree-ssa-structalias.h (set_used_smts): Remove.
3876 * tree-ssa-structalias.c (used_smts): Likewise.
3877 (set_used_smts): Likewise.
3878 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
3879 call to set_used_smts.
3881 2008-07-07 Richard Guenther <rguenther@suse.de>
3883 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
3884 (new_var_info): Set it to false.
3885 (solution_set_add): Correctly handle pointers outside a var and
3887 (type_safe): Treat variables with is_full_var properly.
3888 (do_sd_constraint): Likewise.
3889 (do_ds_constraint): Likewise.
3890 (process_constraint): Remove zeroing offset for !use_field_sensitive.
3891 (get_constraint_for_ptr_offset): New function.
3892 (get_constraint_for_component_ref): For addresses at least include
3893 the last field of the variable. Handle is_full_vars properly.
3894 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
3895 (handle_ptr_arith): Remove.
3896 (find_func_aliases): Simplify assignment handling.
3897 (create_function_info_for): For parameter and result varinfos set
3899 (create_variable_info_for): Set is_full_var flag whenever we
3900 just created a single varinfo for a decl.
3901 (init_alias_vars): Initialize use_field_sensitive from
3902 max-fields-for-field-sensitive parameter.
3904 2008-07-07 Richard Guenther <rguenther@suse.de>
3906 PR tree-optimization/36713
3907 * tree-flow-inline.h (is_call_used): New function.
3908 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
3909 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3910 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
3912 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3914 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
3916 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
3918 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
3920 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3921 Nathan Sidwell <nathan@codesourcery.com>
3923 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
3924 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
3926 * config/m68k/t-linux: New.
3927 * doc/install.texi: Document m68k-*-linux is now multilibbed by
3930 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
3932 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
3933 * config/m68k/m68k-devices.def: Remove multilibs that only differ
3936 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3938 * gcc.c (execute): Fix -Wc++-compat warning.
3940 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
3943 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
3944 constant for little endian.
3946 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
3948 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
3949 mips_base_mips16 instead of TARGET_MIPS16.
3950 (mips_base_mips16): Declare.
3951 * config/mips/mips.c (mips_base_mips16): Make global.
3952 (was_mips16_p): Remove GTY marker.
3953 (was_mips16_pch_p): New variable.
3954 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
3955 (mips_override_options): Force to non-MIPS16 mode initially.
3956 Do not complain about MIPS16 PIC incompatibilities here.
3957 Only allow -mgpopt if -mexplicit-relocs is in force for
3960 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
3962 * configure.ac: Check for caddr_t, define to char * if not defined.
3963 * configure: Regenerate.
3964 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
3965 (mmap_gt_pch_use_address): Likewise.
3966 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
3968 2008-07-06 Richard Guenther <rguenther@suse.de>
3970 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
3971 (new_var_info): Deal with it.
3972 (solution_set_add): Likewise.
3973 (bitpos_of_field): Make signed, fix.
3974 (struct fieldoff): Remove type and decl fields. Make size field
3975 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
3977 (fieldoff_compare): Deal with it.
3978 (push_fields_onto_fieldstack): Remove has_union argument, glob
3979 adjacent non-pointer fields together.
3980 (create_function_info_for): Do not set has_union.
3981 (create_variable_info_for): Simplify.
3983 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
3985 * config.gcc (extra_headers): Add cross-stdarg.h for target
3986 x86_64-*-* and i?86-*-*.
3987 * config/i386/cross-stdarg.h: New.
3988 * builtins.c (std_fn_abi_va_list): New.
3989 (std_canonical_va_list_type): New.
3990 (stabilize_va_list): Replace va_list_type_node use by
3991 mtarget.canonical_va_list_type.
3992 (gimplify_va_arg_expr): Likewise.
3993 (expand_builtin_va_copy): Replace va_list_type_node use by
3994 mtarget.fn_abi_va_list.
3995 * tree-sra.c (is_va_list_type): New helper.
3996 (decl_can_be_decomposed_p): Replace
3997 va_list_type_node use by is_va_list_type.
3998 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
3999 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4000 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
4001 * config/i386/i386-protos.h (ix86_get_valist_type): New.
4002 (ix86_enum_va_list): New.
4003 * config/i386/i386.c (sysv_va_list_type_node): New.
4004 (ms_va_list_type_node): New.
4005 (ix86_function_type_abi): Remove sorry.
4006 (ix86_build_builtin_va_list_abi): New.
4007 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
4009 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
4010 (ix86_init_builtins_va_builtins_abi): New.
4011 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
4013 (ix86_handle_abi_attribute): New.
4014 (attribute_spec): Add sysv_abi and ms_abi.
4015 (ix86_fn_abi_va_list): New.
4016 (ix86_canonical_va_list_type): New.
4017 (ix86_enum_va_list): New.
4018 (TARGET_FN_ABI_VA_LIST): New.
4019 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4020 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
4021 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
4022 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4023 (TARGET_ENUM_VA_LIST): New.
4024 * expr.h (std_fn_abi_va_list): New.
4025 (std_canonical_va_list_type): New.
4026 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
4027 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4028 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
4029 TARGET_CANONICAL_VA_LIST_TYPE.
4030 * target.h (struct gcc_target): Add fn_abi_va_list hook
4031 and canonical_va_list_type hook.
4033 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4035 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
4036 integral and pointer types.
4038 2008-07-04 Roger Sayle <roger@eyesopen.com>
4040 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
4041 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
4043 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
4046 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
4048 2008-07-04 Jakub Jelinek <jakub@redhat.com>
4050 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
4051 build_gimple_modify_stmt.
4052 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
4053 gimple operand. Use fold_build* instead of build*.
4055 2008-07-04 Richard Guenther <rguenther@suse.de>
4057 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
4058 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
4059 properly to compute the reachability set if we do field-sensitive PTA.
4060 * invoke.texi (max-fields-for-field-sensitive): Document default.
4061 * opts.c (decode_options): Set max-fields-for-field-sensitive to
4062 100 for optimize >= 2.
4064 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4066 * ggc-zone.c (lookup_page_table_if_allocated,
4067 set_page_table_entry, zone_find_object_size, alloc_small_page,
4068 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
4069 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
4070 -Wc++-compat and/or -Wcast-qual warnings.
4072 2008-07-04 Alan Modra <amodra@bigpond.net.au>
4075 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
4076 pic_offset_table_rtx to be marked as used here.
4077 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
4078 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
4079 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
4080 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
4083 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4085 * alloc-pool.c (hash_descriptor, eq_descriptor,
4086 alloc_pool_descriptor): Fix -Wc++-compat warnings.
4087 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
4089 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
4090 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
4091 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
4092 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
4095 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
4097 * tree-flow.h (loop_only_exit_p): Declare.
4098 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
4099 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
4100 the number of iterations if it is constant. Otherwise, if this is the
4101 only possible exit of the loop, use the conservative estimate on the
4102 number of iterations of the entire loop if available.
4104 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
4106 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
4107 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
4108 Add synchronization functions.
4109 * config/sync.c: New file.
4110 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
4111 (LIBGCC_SYNC_CFLAGS): Likewise.
4113 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
4116 * config/i386/i386.md (mode): Add TF to "mode" attribute.
4117 (*pushtf_sse): New insn pattern.
4118 (pushtf splitters): New splitters.
4120 2008-07-03 Michael Meissner <gnu@the-meissners.org>
4123 * predict.c (build_predict_expr): Use void_type_node for the tree
4124 type, instead of NULL_TREE.
4126 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
4128 * config/i386/i386.c (contains_aligned_value_p): Return true
4130 (ix86_data_alignment): Align TCmode to 128bits.
4131 (ix86_local_alignment): Likewise.
4133 2008-07-03 Andrew Haley <aph@redhat.com>
4136 * vec.h (VEC_TA): New.
4137 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
4138 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
4139 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
4140 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
4141 (C_COMMON_FIXED_TYPES): Remove first arg.
4142 (C_COMMON_FIXED_MODE_TYPES): Likewise.
4143 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
4144 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
4145 not to use empty macro arguments.
4147 2008-07-02 Joseph Myers <joseph@codesourcery.com>
4149 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
4150 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
4151 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
4152 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
4153 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
4154 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
4155 config/ia64/crtn.asm, config/m68hc11/larith.asm,
4156 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
4157 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
4158 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
4159 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
4160 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
4161 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
4162 config/rs6000/e500crtres64gpr.asm,
4163 config/rs6000/e500crtres64gprctr.asm,
4164 config/rs6000/e500crtrest32gpr.asm,
4165 config/rs6000/e500crtrest64gpr.asm,
4166 config/rs6000/e500crtresx32gpr.asm,
4167 config/rs6000/e500crtresx64gpr.asm,
4168 config/rs6000/e500crtsav32gpr.asm,
4169 config/rs6000/e500crtsav64gpr.asm,
4170 config/rs6000/e500crtsav64gprctr.asm,
4171 config/rs6000/e500crtsavg32gpr.asm,
4172 config/rs6000/e500crtsavg64gpr.asm,
4173 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
4174 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
4175 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
4176 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
4177 config/sparc/sol2-cn.asm: Remove .file directives.
4179 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
4181 * resource.c (mark_referenced_resources): Look inside
4182 UNSPEC_VOLATILEs and ASM_INPUTs.
4184 2008-07-02 Ian Lance Taylor <iant@google.com>
4186 * rtlanal.c (add_reg_note): New function.
4187 * rtl.h (add_reg_note): Declare.
4188 * auto-inc-dec.c (attempt_change): Use add_reg_note.
4189 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
4190 * builtins.c (expand_builtin_longjmp): Likewise.
4191 (expand_builtin_nonlocal_goto): Likewise.
4192 * calls.c (emit_call_1, expand_call): Likewise.
4193 * cfgexpand.c (add_reg_br_prob_note): Likewise.
4194 * cfglayout.c (fixup_reorder_chain): Likewise.
4195 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
4196 (commit_one_edge_insertion): Likewise.
4197 * combine.c (move_deaths, distribute_notes): Likewise.
4198 * df-problems.c (df_set_note): Likewise.
4199 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
4200 (set_unique_reg_note): Likewise.
4201 (emit_copy_of_insn_after): Likewise.
4202 * expr.c (expand_expr_real): Likewise.
4203 * gcse.c (add_label_notes): Likewise.
4204 * haifa-sched.c (create_check_block_twin): Likewise.
4205 * jump.c (mark_jump_label_1): Likewise.
4206 * loop-doloop.c (add_test, doloop_modify): Likewise.
4207 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4208 * lower-subreg.c (move_eh_region_note): Likewise.
4209 * optabs.c (emit_libcall_block): Likewise.
4210 * predict.c (predict_insn): Likewise.
4211 (combine_predictions_for_insn): Likewise.
4212 * recog.c (peephole2_optimize): Likewise.
4213 * regmove.c (try_auto_increment): Likewise.
4214 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
4215 * reload.c (find_reloads): Likewise.
4216 * reload1.c (fixup_eh_region_note): Likewise.
4217 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
4218 * reorg.c (delete_prior_computation): Likewise.
4219 (delete_computation, dbr_schedule): Likewise.
4220 * config/pa/pa.c (legitimize_pic_address): Likewise.
4221 * config/sh/sh.c (sh_reorg): Likewise.
4223 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4226 * config/libgcc-glibc.ver: Add %exclude.
4227 * config/m32r/libgcc-glibc.ver: Likwise.
4228 * config/s390/libgcc-glibc.ver: Likwise.
4229 * config/sh/libgcc-glibc.ver: Likwise.
4230 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
4232 * config/i386/libgcc-glibc.ver: New.
4234 * config/i386/libgcc-x86_64-glibc.ver: Removed.
4236 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4238 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
4239 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
4240 i[34567]86-*-linux*, x86_64-*-linux*. Add
4241 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
4242 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
4243 x86_64-*-linux*. Add i386/t-linux to tmake_file for
4244 i[34567]86-*-linux*, x86_64-*-linux*.
4246 * libgcc-std.ver: Add empty GCC_4.4.0.
4248 * mkmap-symver.awk: Support multiple versions per symbol.
4250 * config/i386/i386.c (ix86_init_builtins): Always define
4251 __builtin_fabsq and __builtin_copysignq with fallbacks.
4252 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
4253 and __builtin_copysignq if SSE2 isn't available.
4255 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
4256 (LIBGCC2_TF_CEXT): Likwise.
4259 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
4261 * config/i386/sfp-machine.h: Moved to libgcc.
4263 * config/i386/sfp-machine.h: New.
4264 * config/i386/t-linux: Likwise.
4266 * config/i386/t-darwin: Remove softfp_wrap_start and
4268 * config/i386/t-darwin64: Likewise.
4270 * config/i386/t-fprules-softfp64: Renamed to ...
4271 * config/i386/t-fprules-softfp: This.
4273 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
4274 and softfp_wrap_end.
4276 2008-07-02 Jason Merrill <jason@redhat.com>
4278 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
4280 * tree.c (ctor_to_list): New fn.
4281 * tree.h: Declare it.
4282 (CONSTRUCTOR_ELT): New macro.
4283 (CONSTRUCTOR_NELTS): New macro.
4285 2008-07-02 Richard Guenther <rguenther@suse.de>
4287 * tree-ssa-structalias.c (struct variable_info): Reorder
4288 to fill padding on 64bit hosts. Make collapsed_to an int.
4289 (get_varinfo_fc): Deal with that.
4290 (new_var_info): Likewise.
4291 (collapse_rest_of_var): Likewise.
4293 2008-07-02 Joshua Sumali <jsumali@redhat.com>
4295 * doc/install.texi (--enable-java-home): Document.
4296 (--enable-aot-compile-rpm): Likewise.
4297 (--with-arch-directory): Likewise.
4298 (--with-os-directory): Likewise.
4299 (--with-origin-name): Likewise.
4300 (--with-arch-suffix): Likewise.
4301 (--with-jvm-root-dir): Likewise.
4302 (--with-jvm-jar-dir): Likewise.
4303 (--with-python-dir): Likewise.
4305 2008-07-02 Richard Guenther <rguenther@suse.de>
4307 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
4308 from decls explicitly. Merge operand checking from tuples.
4310 2008-07-02 Martin Jambor <mjambor@suse.cz>
4312 * tree-switch-conversion.c: Included timevar.h which I forgot before.
4314 2008-07-02 Martin Jambor <mjambor@suse.cz>
4316 * tree-switch-conversion.c: Included timevar.h
4317 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
4319 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
4321 2008-07-02 Martin Jambor <mjambor@suse.cz>
4323 * tree-switch-conversion.c: Corrected various comments and
4325 (build_constructors): Fixed minor formatting mistakes.
4327 * invoke.texi (Optimize Options): Corrected the
4328 switch-conversion-max-branch-ratio parameter.
4330 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
4332 * final.c (asm_insn_count): Return zero for an empty asm body.
4334 2008-07-02 Richard Guenther <rguenther@suse.de>
4336 * bitmap.h (bitmap_set_bit): Return bool.
4337 (bitmap_clear_bit): Likewise.
4338 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
4339 write to the bitmap if it would.
4340 (bitmap_clear_bit): Likewise.
4341 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
4342 bitmap_set_bit return value.
4343 (add_pred_graph_edge): Likewise.
4344 (add_graph_edge): Likewise.
4345 (do_sd_constraint): Likewise.
4346 (do_ds_constraint): Likewise.
4348 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4350 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
4351 Fix -Wc++-compat and/or -Wcast-qual warnings.
4352 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
4353 gen_regparm_prefix): Likewise.
4354 * vmsdbgout.c (write_modbeg, lookup_filename,
4355 vmsdbgout_source_line, vmsdbgout_init): Likewise.
4357 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
4359 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
4360 defaults.h definition apply.
4362 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4364 * function.c (assign_parm_remove_parallels): New.
4365 (assign_parm_setup_block_p): Do not return true for non-BLKmode
4367 (assign_parm_setup_block): Do not handle them.
4368 (assign_parm_setup_reg, assign_parm_setup_stack): Call
4369 assign_parm_remove_parallels.
4371 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4373 * c-typeck.c (convert_for_assignment): Use
4374 vector_targets_convertible_p.
4375 * c-common.c (vector_targets_convertible_p): New.
4376 * c-common.h (vector_targets_convertible_p): New prototype.
4377 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
4378 opaque_p_V2SI_type_node.
4380 2008-07-01 Steve Ellcey <sje@cup.hp.com>
4382 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
4385 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
4387 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
4388 TFmode constants via two element DImode vector for hosts with
4389 HOST_BITS_PER_WIDE_INT < 64.
4390 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
4391 also for HOST_BITS_PER_WIDE_INT < 64.
4393 2008-07-01 Richard Guenther <rguenther@suse.de>
4395 PR tree-optimization/36666
4396 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
4397 (get_constraint_exp_from_ssa_var): Split into ...
4398 (get_constraint_exp_for_temp): ... this ...
4399 (get_constraint_for_ssa_var): ... and that.
4400 Return constraint expressions for all touched sub-fields
4401 if the results address is not taken.
4402 (process_constraint): Remove assertion that aggregate
4403 assignments do not happen at this place.
4404 (get_constraint_for_component_ref): Add address_p argument.
4405 Return constraint expressions for all touched sub-fields
4406 if the results address is not taken.
4407 (do_deref): Use get_constraint_exp_for_temp.
4408 (get_constraint_for_1): Rename from ...
4409 (get_constraint_for): ... this. Add the old function as wrapper.
4410 (do_structure_copy): Use get_constraint_for_1.
4412 2008-07-01 Martin Jambor <mjambor@suse.cz>
4414 * Makefile.in (tree-switch-conversion.o): Add.
4415 (OBJS-common): Add tree-swtch-conversion.o.
4416 * passes.c (init_optimization_passes): Add pass_convert_switch.
4417 * tree-pass.h: (pass_convert_switch): Add.
4418 * tree-switch-conversion.c: New file.
4419 * gcc.dg/tree-ssa/cswtch.c: New testcase.
4420 * common.opt (ftree-cswtch): New option.
4421 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
4422 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
4423 * opts.c (decode_options): Set flag_tree_switch_conversion when
4424 optimization level is >= 2.
4425 * doc/invoke.texi (Optimize Options): Added description of
4426 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
4428 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4430 * config/darwin-driver.c (darwin_default_min_version): Fix
4431 -Wc++-compat warnings.
4433 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
4435 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
4438 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4440 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
4442 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4444 PR rtl-optimization/34744
4445 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
4446 (df_scan_free_internal): Free data structures not
4447 allocated in storage pools.
4448 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
4449 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
4450 df_scan_free_mws_vec.
4451 * dse.c (dse_step6): Free offset_map_p and offset_map_n
4454 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
4456 * config/i386/i386.c (contains_aligned_value_p): Return true
4458 (ix86_function_arg_boundary): Return its natural boundary
4460 (return_in_memory_32): Don't check TDmode.
4461 (ix86_split_to_parts): Support splitting into 4 parts and
4462 support TFmode for 32bit target.
4463 (ix86_split_long_move): Support splitting into 4 parts.
4464 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
4466 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
4467 (ix86_init_builtins): Here.
4468 (ix86_scalar_mode_supported_p): Always return true for TFmode.
4469 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
4470 'q' and 'w', respectively.
4472 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
4474 (movtf_internal): Likewise.
4475 (<code>tf2): Likewise.
4476 (*absnegtf2_sse): Likewise.
4477 (copysign<mode>3): Likewise.
4478 (copysign<mode>3_const): Likewise.
4479 (copysign<mode>3_var): Likewise.
4480 (define_split UNSPEC_COPYSIGN): Likewise.
4481 * config/i386/sse.md (*nandtf3): Likewise.
4482 (<code>tf3): Likewise.
4483 (*<code>tf3): Likewise.
4485 2008-06-30 Joey Ye <joey.ye@intel.com>
4486 H.J. Lu <hongjiu.lu@intel.com>
4488 * global.c (compute_regsets): Set frame_pointer_needed here.
4489 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
4491 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4493 * doc/install.texi (specific): Expand Windows build notes.
4495 2008-06-30 Ira Rosen <irar@il.ibm.com>
4497 PR tree-optimization/36648
4498 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
4499 number of prolog iterations by step. Fix the comment.
4501 2008-06-30 Richard Guenther <rguenther@suse.de>
4504 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
4505 handle calls from ECF_MALLOC functions.
4506 (handle_pure_call): ECF_MALLOC functions do not return
4508 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
4510 2008-06-29 Andreas Schwab <schwab@suse.de>
4512 * config/m68k/m68k.c (print_operand): Always print a float
4514 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
4515 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
4518 * config/rs6000/x-linux64: Remove never used file.
4520 2008-06-29 Richard Guenther <rguenther@suse.de>
4522 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
4524 (struct alias_info): Move ...
4525 * tree-ssa-alias.c: ... here.
4526 (update_alias_info): Declare.
4527 (compute_may_aliases): Call it.
4528 (update_alias_info): New function.
4529 * tree-ssa-structalias.c (update_alias_info): Move ...
4530 * tree-ssa-alias.c (update_alias_info_1): ... here.
4531 * tree-ssa-structalias.c (process_constraint_1): Remove
4532 unused from_call argument. Rename to ...
4533 (process_constraint): ... this. Delete old wrapper.
4534 (make_constraint_to): Adjust callers.
4535 (handle_const_call): Likewise.
4536 (handle_pure_call): Likewise.
4537 (init_base_vars): Likewise.
4538 (handle_lhs_call): Likewise. Remove unnecessary constraint.
4539 (find_func_aliases): We don't need structure copies for
4541 (make_constraint_from_anything): Remove.
4542 (create_variable_info_for): For globals make constraints
4543 from escaped, not from anything.
4544 (compute_points_to_sets): Do not call update_alias_info.
4545 (ipa_pta_execute): Use make_constraint_from.
4547 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4549 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
4550 (bitmap.o-warn, dominance.o-warn): New.
4551 * configure.ac (cxx_compat_warn): Delete.
4552 (loose_warn): Add -Wcast-qual and -Wc++-compat.
4553 * system.h: Remove #pragma diagnostic for -Wcast-qual and
4555 * configure: Regenerate.
4557 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
4560 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4562 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
4563 * df-scan.c (df_notes_rescan): Likewise.
4564 * ggc-page.c (set_page_table_entry): Likewise.
4565 * intl.c (gcc_gettext_width): Likewise.
4566 * varasm.c (get_unnamed_section, get_noswitch_section,
4567 get_section): Likewise.
4569 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
4571 * regrename.c (build_def_use): Don't copy RTX.
4573 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
4575 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
4576 (Type Attributes): Fix nesting of @table and @subsection. Adjust
4577 punctuation. Use @ref instead of @xref.
4578 (Function Names): Remove stray @display/@end display.
4579 (C++ Attributes): Use @ref instead of @xref.
4580 (Deprecated Features): Fix punctuation around @xref.
4581 (Backwards Compatibility): Likewise.
4582 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
4584 2008-06-28 Joseph Myers <joseph@codesourcery.com>
4586 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
4587 constants for E500 double.
4589 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4591 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
4592 element type of const_vector.
4594 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
4596 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
4597 Remove FLAGS_REG clobber from expander pattern.
4598 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
4599 (anddi3, andsi3, andhi3, andqi3): Ditto.
4600 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
4601 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
4602 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
4603 (ashlsi3, ashlhi3, ashlqi3): Ditto.
4604 (ashrsi3, ashrhi3, ashrqi3): Ditto.
4605 (lshrsi3, lshrhi3, lshrqi3): Ditto.
4606 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
4607 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
4609 2008-06-28 Richard Guenther <rguenther@suse.de>
4611 * tree-ssa-structalias.c (callused_id, var_callused,
4612 callused_tree): Add.
4613 (handle_pure_call): New function.
4614 (find_func_aliases): Call it.
4615 (find_what_p_points_to): Handle the call-used set.
4616 (clobber_what_escaped): Likewise.
4617 (compute_call_used_vars): New function.
4618 (init_base_vars): Init the call-used variable.
4619 (do_sd_constraint): Do not propagate the solution from CALLUSED
4620 but use CALLUSED as a placeholder.
4621 (solve_graph): Likewise.
4622 * tree-flow-inline.h (gimple_call_used_vars): New function.
4623 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
4624 (compute_call_used_vars): Declare.
4625 * tree-ssa-alias.c (set_initial_properties): Call
4626 compute_call_used_vars.
4627 (reset_alias_info): Clear call-used variables.
4628 (add_call_clobber_ops): Assert we are not called for const/pure
4629 functions. Remove handling of them.
4630 (add_call_read_ops): Handle pure functions by adding the
4631 call-used set of variables as VUSEs.
4632 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
4633 (delete_tree_ssa): Free it.
4634 * tree-dfa.c (remove_referenced_var): Clear the var from the
4637 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
4639 * tree.c (build_varargs_function_type_list): New.
4640 (build_function_type_list_1): New.
4641 (build_function_type_list): Use build_function_type_list_1.
4642 * tree.h (build_varargs_function_type_list): New.
4644 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4647 * config/spu/spu.c (spu_builtin_splats): Do not generate
4648 invalid CONST_VECTOR expressions.
4649 (spu_expand_vector_init): Likewise.
4651 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
4653 * optabs.c (libfunc_decls): New variable.
4654 (libfunc_decl_hash, libfunc_decl_eq): New functions.
4655 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
4656 for the same function twice.
4658 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
4660 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
4661 ix86_expand_binary_operator directly.
4662 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
4664 (*ashrti3_1): Ditto.
4665 (*lshrti3_1): Ditto.
4666 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
4667 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
4668 using only one splitter. Conditionaly execute splitter before or
4669 after peephole2 pass.
4670 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
4671 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
4672 Use only one alternative in asm template.
4673 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
4675 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
4676 "J" operand constraint for operand 2.
4677 (*ashldi3_cconly_rex64): Ditto.
4678 (*ashrdi3_cmp_rex64): Ditto.
4679 (*ashrdi3_cconly_rex64): Ditto.
4680 (*lshrdi3_cmp_rex64): Ditto.
4681 (*lshrdi3_cconly_rex64): Ditto.
4682 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
4683 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
4684 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
4687 2008-06-27 Jakub Jelinek <jakub@redhat.com>
4689 * gimplify.c (omp_is_private): Don't return true if decl is not
4690 already private on #pragma omp for or #pragma omp parallel for.
4693 * tree-cfg.c (struct move_stmt_d): Replace block field with
4694 orig_block and new_block fields.
4695 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
4696 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
4697 (move_block_to_fn): Replace vars_map and new_label_map arguments
4698 with struct move_stmt_d pointer.
4699 (replace_block_vars_by_duplicates): New function.
4700 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
4701 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
4702 all subblocks of ORIG_BLOCK to the new function. Call
4703 replace_block_vars_by_duplicates.
4704 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
4705 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
4706 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
4707 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
4708 (expand_omp): Temporarily set input_location to the location of
4709 region's controlling stmt.
4710 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
4711 BIND_EXPR, push ctx->block_vars and gimplification vars into
4712 the BIND_EXPR and its block's BLOCK_VARS instead of directly
4714 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
4715 there are any BLOCK_VARS.
4716 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
4717 OMP_PARALLEL or OMP_TASK stmt.
4718 (lower_omp): Save and restore input_location around the lower_omp_1
4721 2008-06-27 Richard Guenther <rguenther@suse.de>
4723 PR tree-optimization/36400
4724 PR tree-optimization/36373
4725 PR tree-optimization/36344
4726 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
4727 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
4728 (update_alias_info): Remove call clobbering code.
4729 (make_constraint_to): New helper function.
4730 (make_escape_constraint): Likewise.
4731 (handle_rhs_call): Use it on all pointer containing arguments.
4732 Also mark the static chain escaped.
4733 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
4734 instead of ANYTHING.
4735 (make_constraint_from): New helper split out from ...
4736 (make_constraint_from_anything): ... here.
4737 (find_func_aliases): Add constraints for escape sites.
4738 (intra_create_variable_infos): Make constraints from NONLOCAL
4740 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
4742 (clobber_what_p_points_to): Remove.
4743 (clobber_what_escaped): New function.
4744 (init_base_vars): Init NONLOCAL and ESCAPED.
4745 (do_sd_constraint): Do not propagate the solution from ESCAPED
4746 but use ESCAPED as a placeholder.
4747 (solve_graph): Likewise.
4748 * tree-flow.h (clobber_what_p_points_to): Remove.
4749 (clobber_what_escaped): Declare.
4750 * tree-ssa-alias.c (set_initial_properties): Call it.
4751 Remove code clobbering escaped pointers.
4753 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
4755 * function.c (allocate_struct_function): Only allocate a unique
4756 funcdef_no if the decl is nonzero.
4758 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
4760 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
4761 * config/mips/mips.c (mips_split_const_insns): New function.
4762 * config/mips/mips.md (move_type): New attribute.
4763 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
4764 (dword_mode): New attribute.
4765 (type): Avoid long line. Map "move_type"s to "type"s,
4766 choosing "multi" for doubleword moves if appropriate.
4767 Swap MTC/MFC comments to match their declaration order.
4768 (extended_mips16): Default to "yes" if "move_type" is "sll0",
4769 "type" is "branch" or "jal" is "direct".
4770 (length): Handle "extended_mips16" first. Make the default
4771 "0" for "ghost" instructions. Set the length from "move_type".
4772 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
4773 of "type", with "sll0" for the register alternative. Remove the
4774 "extended_mips16" attribute.
4775 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
4776 of "type", with "shift_shift" for the register alternative.
4777 Remove the "length" attribute.
4778 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
4779 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
4780 of "type", with "andi" for the register alternative.
4781 (*zero_extendqihi2): Likewise.
4782 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
4783 of "andi" instead of a "type" of "arith".
4784 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
4786 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
4787 (mov_<store>r, *mov<mode>_ra): Likewise.
4788 (extendsidi2): Use "move_type" instead of "type", with "move"
4789 for the register alternative.
4790 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
4791 of "type", with "signext" for the register alternative.
4792 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
4793 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
4794 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
4795 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
4796 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
4797 (unnamed branch insn): Likewise.
4798 (*movdi_gp32_fp64): Fold into...
4799 (*movdi_32bit): ...here.
4800 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
4801 (*movdf_hardfloat): ...this new pattern.
4802 (*movdf_softfloat): Remove redundant FPR alternatives.
4803 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
4804 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
4805 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
4806 the "move" attribute.
4807 (*movdi_32bit): Use "move_type" instead of "type" and remove the
4808 "length" attribute. Use "fpload" and "fpstore" instead of "load"
4809 and "store" for COP loads and stores.
4810 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
4811 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
4812 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
4813 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
4814 (*movtf_mips16, *movv2sf): Likewise.
4815 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
4816 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
4817 (mfhc1<mode>): Use "move_type" instead of "move".
4818 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
4819 (loadgp_blockage): Remove the "length" attribute.
4820 (blockage, set_got_version, update_got_version): Likewise.
4821 (call_internal): Remove the "extended_mips16" attribute.
4822 (call_value_internal, call_value_multiple_internal): Likewise.
4823 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
4825 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
4826 the "length" attribute.
4828 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4830 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
4831 -Wcast-qual warnings.
4832 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
4833 handle_pragma_pop_macro): Likewise.
4834 * collect2.c (resolve_lib_name): Likewise.
4835 * config/arc/arc.c (arc_init): Likewise.
4836 * config/arm/arm.c (neon_builtin_compare,
4837 locate_neon_builtin_icode): Likewise.
4838 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
4839 * config/bfin/bfin.c (bfin_init_machine_status,
4840 bfin_optimize_loop): Likewise.
4841 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
4842 * config/cris/cris.c (cris_init_expanders): Likewise.
4843 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
4844 * config/darwin.c (machopic_indirection_eq,
4845 machopic_indirection_name, machopic_output_indirection): Likewise.
4846 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
4847 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
4848 frv_optimize_membar): Likewise.
4849 * config/i386/cygwin.h (mingw_scan,
4850 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
4851 * config/i386/cygwin1.c (mingw_scan): Likewise.
4852 * config/i386/i386.c (machopic_output_stub): Likewise.
4853 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
4854 i386_pe_unique_section): Likewise.
4855 * config/ia64/ia64.c (ia64_init_machine_status,
4856 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
4858 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
4859 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
4860 * config/m68k/m68k.c (m68k_handle_option,
4861 m68k_sched_md_init_global): Likewise.
4862 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
4863 mcore_unique_section): Likewise.
4864 * config/mips/mips.c (mips_block_move_straight,
4865 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
4867 * config/mmix/mmix.c (mmix_init_machine_status,
4868 mmix_encode_section_info): Likewise.
4869 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
4870 * config/rs6000/rs6000.c (rs6000_init_machine_status,
4871 print_operand_address, output_toc, redefine_groups,
4872 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
4873 * config/s390/s390.c (s390_init_machine_status): Likewise.
4874 * config/score/score.c (score_block_move_straight,
4875 score_block_move_loop_body): Likewise.
4876 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
4877 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
4878 * emit-rtl.c (find_auto_inc): Likewise.
4879 * gcc.c (translate_options, process_command): Likewise.
4880 * reorg.c (dbr_schedule): Likewise.
4881 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
4882 * xcoffout.c (xcoffout_declare_function): Likewise.
4884 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
4886 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
4887 ipa-pta working again.
4889 2008-06-27 David Edelsohn <edelsohn@gnu.org>
4891 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
4894 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
4896 * config.gcc (powerpc*-*-*): Add new core e500mc.
4897 * config/rs6000/e500mc.md: New file.
4898 * config/rs6000/rs6000.c (processor_costs): Add new costs for
4900 (rs6000_override_options): Add e500mc case to
4901 processor_target_table. Altivec and Spe options not allowed
4902 with e500mc. Add isel instruction to e500mc by
4903 default. Initialize rs6000_cost for e500mc.
4904 (rs6000_issue_rate): Set issue rate for e500mc.
4905 * config/rs6000/rs6000.h (processor_type): Add
4906 PROCESSOR_PPCE500MC.
4907 (ASM_CPU_SPEC): Add e500mc.
4908 Set TARGET_ISEL to rs6000_isel.
4909 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
4910 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
4911 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
4913 * doc/invoke.texi: Add e500mc to list of cpus.
4915 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4918 * c-lex.c (lex_charconst): Initialize unsignedp.
4920 2008-06-27 Olivier Hainque <hainque@adacore.com>
4922 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
4923 documented assumptions.
4925 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
4927 * dwarf2out.c: Remove trailing white spaces. Break long line
4930 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
4932 * libfuncs.h (LTI_synchronize): New libfunc_index.
4933 (synchronize_libfunc): Declare.
4934 * builtins.c (expand_builtin_synchronize): Consider using
4935 synchronize_libfunc before falling back on an asm blockage.
4936 * config/mips/mips.c: Include libfuncs.h
4937 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
4939 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
4941 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
4942 parameter. Copy stack_reg to r11 where appropriate.
4943 (no_global_regs_above): Add gpr parameter.
4944 (rs6000_stack_info): Only add padding for SPE save area if we
4945 are saving SPE GPRs and CR.
4946 (saveres_routine_syms): New variable.
4947 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
4949 (rs6000_savres_routine_sym): New function.
4950 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
4952 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
4953 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
4954 Tweak FPR out-of-line saving.
4955 (rs6000_make_savres_rtx): New function.
4956 (rs6000_use_multiple_p): New function.
4957 (rs6000_savres_strategy): New function.
4958 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
4959 out-of-line if appropriate.
4960 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
4961 if we are optimizing for size.
4962 (GP_SAVE_INLINE): Define.
4963 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
4964 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
4965 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
4966 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
4967 (*save_fpregs_<mode>): Add use of r11.
4968 (*restore_gpregs_<mode>): New insn.
4969 (*return_and_restore_gpregs_<mode>): New insn.
4970 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
4972 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
4973 (*restore_gpregs_spe): New insn.
4974 (*return_and_restore_gpregs_spe): New insn.
4975 * config/rs6000/predicates.md (save_world_operation): Fix check.
4977 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
4979 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
4980 this point, so assert that.
4982 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
4984 * cfganal.c: Include vec.h and vecprim.h.
4985 (compute_idf): Import from...
4986 * tree-into-ssa (compute_idf): ...here.
4987 * basic-block.h (compute_idf): Export.
4989 2008-06-26 Joseph Myers <joseph@codesourcery.com>
4991 * c-decl.c (merge_decls): Use !current_function_decl to check for
4992 extern declaration of C99 inline function being at file scope.
4994 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
4996 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
4998 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5000 * alias.c (record_alias_subset, init_alias_analysis): Fix
5001 -Wc++-compat and/or -Wcast-qual warnings.
5002 * attribs.c (lookup_attribute_spec): Likewise.
5003 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
5004 copy_bb, connect_traces,
5005 find_rarely_executed_basic_blocks_and_cr): Likewise.
5006 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
5007 note_btr_set, migrate_btr_defs): Likewise.
5008 * builtins.c (result_vector, expand_builtin_memcpy,
5009 expand_builtin_mempcpy_args, expand_builtin_strncpy,
5010 builtin_memset_read_str, expand_builtin_printf,
5011 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
5013 * caller-save.c (mark_set_regs): Likewise.
5014 * calls.c (expand_call, emit_library_call_value_1): Likewise.
5015 * cgraph.c (cgraph_edge): Likewise.
5016 * combine.c (likely_spilled_retval_1): Likewise.
5017 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
5018 htab_counts_entry_del, get_coverage_counts): Likewise.
5019 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
5020 new_cselib_val): Likewise.
5021 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
5022 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
5024 * df-core.c (df_compact_blocks): Likewise.
5025 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
5026 * df-scan.c (df_grow_reg_info, df_ref_create,
5027 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
5028 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
5029 df_record_entry_block_defs, df_record_exit_block_uses,
5030 df_bb_verify): Likewise.
5031 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
5032 DF_REF_EXTRACT_MODE_CONST): New.
5033 * dominance.c (get_immediate_dominator, get_dominated_by,
5034 nearest_common_dominator, root_of_dom_tree,
5035 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
5036 -Wc++-compat and/or -Wcast-qual warnings.
5037 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
5038 record_store, replace_read, check_mem_read_rtx, scan_insn,
5039 dse_step1, dse_record_singleton_alias_set): Likewise.
5040 * dwarf2asm.c (dw2_force_const_mem): Likewise.
5042 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5044 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
5045 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
5046 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
5047 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
5048 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
5049 add_ranges_num, add_ranges_by_labels, file_info_cmp,
5050 file_name_acquire, output_file_names, add_const_value_attribute,
5051 premark_used_types_helper, file_table_eq, file_table_hash,
5052 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
5053 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
5054 -Wcast-qual warnings.
5055 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
5056 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
5057 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
5058 gen_reg_rtx, start_sequence, init_emit): Likewise.
5059 * et-forest.c (et_new_occ, et_new_tree): Likewise.
5060 * except.c (init_eh_for_function, gen_eh_region,
5061 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
5062 arh_to_landing_pad, arh_to_label, add_action_record,
5063 add_call_site, switch_to_exception_section): Likewise.
5064 * expmed.c (synth_mult): Likewise.
5065 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
5066 store_expr): Likewise.
5067 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
5069 * function.c (assign_stack_temp_for_type,
5070 allocate_struct_function, match_asm_constraints_1): Likewise.
5071 * gcov-io.c (gcov_allocate): Likewise.
5072 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
5073 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
5074 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
5075 record_one_set, insert_expr_in_table, insert_set_in_table,
5076 dump_hash_table, compute_hash_table_work, alloc_hash_table,
5077 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
5078 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
5079 -Wcast-qual warnings.
5081 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5083 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
5084 -Wcast-qual warnings.
5085 * gcc.c (process_command): Likewise.
5086 * genattrtab.c (oballoc): Use XOBNEW.
5087 (oballocvec): Define.
5088 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
5089 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
5090 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
5091 -Wc++-compat and/or -Wcast-qual warnings.
5092 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
5093 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
5094 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
5095 gen_presence_absence_set, gen_automaton, gen_regexp_el,
5096 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
5097 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
5098 add_excls, process_presence_absence_names,
5099 process_presence_absence_patterns, add_presence_absence,
5100 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
5101 get_free_state, add_arc, get_free_automata_list_el,
5102 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
5103 transform_3, cache_presence, create_ainsns, create_automata,
5104 create_state_ainsn_table, dfa_insn_code_enlarge,
5105 output_trans_func, output_min_issue_delay_func,
5106 output_dead_lock_func, output_reset_func,
5107 output_get_cpu_unit_code_func, output_dfa_start_func,
5108 expand_automata): Likewise.
5109 * genextract.c (gen_insn): Likewise.
5110 * gengtype-lex.l: Likewise.
5111 * gengtype.c (read_input_list, adjust_field_type,
5112 process_gc_options): Likewise.
5113 * genoutput.c (note_constraint): Likewise.
5114 * genpreds.c (mangle, add_constraint): Likewise.
5115 * genrecog.c (process_define_predicate, new_decision,
5116 add_to_sequence): Likewise.
5117 * gensupport.c (record_insn_name): Likewise.
5119 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5121 * config/i386/driver-i386.c (detect_caches_amd,
5122 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
5123 and/or -Wcast-qual warnings.
5124 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
5125 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
5126 gt_pch_save): Likewise.
5127 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
5128 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
5129 * global.c (compute_regsets): Likewise.
5130 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
5131 finish_graph_dump_file): Likewise.
5132 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
5133 unlink_bb_notes): Likewise.
5134 * integrate.c (get_hard_reg_initial_val): Likewise.
5135 * ipa-prop.c (ipa_push_func_to_list): Likewise.
5136 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
5137 * local-alloc.c (update_equiv_regs): Likewise.
5138 * loop-invariant.c (check_invariant_table_size,
5139 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
5141 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
5142 altered_reg_used, mark_altered): Likewise.
5143 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
5144 insert_var_expansion_initialization,
5145 combine_var_copies_in_loop_exit, apply_opt_in_copies,
5146 release_var_copies): Likewise.
5147 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
5148 analyze_matrix_decl, add_allocation_site, analyze_transpose,
5149 analyze_accesses_for_phi_node, check_var_notmodified_p,
5150 check_allocation_function, find_sites_in_func,
5151 record_all_accesses_in_func, transform_access_sites,
5152 transform_allocation_sites): Likewise.
5153 * omp-low.c (new_omp_region, create_omp_child_function_name,
5154 check_omp_nesting_restrictions, check_combined_parallel,
5155 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
5156 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
5157 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
5158 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
5160 * opts-common.c (prune_options): Likewise.
5161 * opts.c (add_input_filename, print_filtered_help,
5162 get_option_state): Likewise.
5163 * params.c (add_params): Likewise.
5164 * passes.c (set_pass_for_id, next_pass_1,
5165 do_per_function_toporder, pass_fini_dump_file): Likewise.
5166 * postreload.c (reload_cse_simplify_operands): Likewise.
5167 * predict.c (tree_predicted_by_p, tree_predict_edge,
5168 clear_bb_predictions, combine_predictions_for_bb): Likewise.
5170 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5172 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
5174 * recog.c (check_asm_operands, validate_change_1): Likewise.
5175 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
5176 subst_asm_stack_regs): Likewise.
5177 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
5178 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
5179 * regmove.c (reg_is_remote_constant_p): Likewise.
5180 * regrename.c (regrename_optimize, scan_rtx_reg,
5181 kill_clobbered_value, kill_set_value, kill_autoinc_value):
5183 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
5184 regstat_compute_calls_crossed): Likewise.
5185 * reload1.c (init_reload, new_insn_chain,
5186 has_nonexceptional_receiver, reload, copy_reloads,
5187 calculate_needs_all_insns, init_elim_table): Likewise.
5188 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
5189 * rtl.c (shallow_copy_rtx_stat): Likewise.
5190 * rtlanal.c (parms_set): Likewise.
5191 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
5192 sbitmap_resize, sbitmap_vector_alloc): Likewise.
5193 * sched-ebb.c (earliest_block_with_similiar_load,
5194 add_deps_for_risky_insns): Likewise.
5195 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
5196 schedule_region): Likewise.
5197 * see.c (eq_descriptor_pre_extension,
5198 hash_descriptor_pre_extension, hash_del_pre_extension,
5199 eq_descriptor_properties, hash_descriptor_properties,
5200 hash_del_properties, see_seek_pre_extension_expr,
5201 see_initialize_data_structures, see_print_register_properties,
5202 see_print_pre_extension_expr, see_delete_merged_def_extension,
5203 see_delete_unmerged_def_extension, see_emit_use_extension,
5204 see_pre_delete_extension, see_map_extension, see_commit_changes,
5205 see_analyze_merged_def_local_prop,
5206 see_analyze_merged_def_local_prop,
5207 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
5208 see_set_prop_merged_def, see_set_prop_unmerged_def,
5209 see_set_prop_unmerged_use, see_print_one_extension,
5210 see_merge_one_use_extension, see_merge_one_def_extension,
5211 see_store_reference_and_extension, see_update_uses_relevancy,
5212 see_update_defs_relevancy): Likewise.
5213 * statistics.c (hash_statistics_hash, hash_statistics_eq,
5214 hash_statistics_free, curr_statistics_hash): Likewise.
5215 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
5216 expand_asm_operands, expand_return, case_bit_test_cmp,
5217 expand_case): Likewise.
5218 * stor-layout.c (start_record_layout): Likewise.
5219 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
5220 gt_pch_save_stringpool): Likewise.
5221 * tree-data-ref.c (hash_stmt_vertex_info,
5222 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
5223 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
5225 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
5228 * config/i386/i386.md : Change constraints of HImode and QImode
5229 immediate operands from "i" to "n". Change SImode "ni" constraint to
5230 "i" and SImode "rmi" constraint to "g". Remove all constraints
5231 from const0_operand and const1_operand predicated operands.
5232 (i): Change QImode and HImode attribute from "i" to "n".
5233 (*subqi_2): Change HImode operands to QImode.
5236 2008-06-25 Olivier Hainque <hainque@adacore.com>
5238 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
5241 2008-06-25 Richard Guenther <rguenther@suse.de>
5243 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
5244 not overflow the result type.
5246 2008-06-25 Richard Guenther <rguenther@suse.de>
5248 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
5249 (vn_lookup): Likewise.
5251 2008-06-25 Richard Guenther <rguenther@suse.de>
5253 PR tree-optimization/35518
5254 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
5255 * tree-sra.c (instantiate_element): Use fold_build3 to build
5257 (try_instantiate_multiple_fields): Likewise.
5259 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5261 * config/rs6000/rs6000.md: Change all string instruction's clobber to
5264 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5266 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
5267 use_backchain_to_restore_sp to true
5268 if the offset of the link register save area would go over the 32k - 1
5269 offset limit of the load
5272 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
5274 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
5275 anchor for the type-punning blurb. Cross-reference "Structures
5276 unions enumerations and bit-fields implementation". Provide a
5277 cast-through-pointer example. Make final sentence self-contained.
5278 * doc/implement-c.texi (Structures unions enumerations and
5279 bit-fields implementation): Cross-reference the type-punning blurb
5280 in the -fstrict-aliasing documentation.
5282 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5285 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
5286 the memory instead of the memory itself for the save area.
5288 2008-06-24 Olivier Hainque <hainque@adacore.com>
5289 Nicolas Roche <roche@adacore.com>
5291 * gengtype.c (srcdir_len): size_t instead of int.
5292 (get_file_realbasename): New function. For F a filename, the real
5293 basename of F, with all the path components stripped.
5294 (get_file_srcdir_relative_path): New function. For F a filename, the
5295 relative path to F from $(srcdir).
5296 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
5297 get_file_realbasename. Adjust the head comment.
5298 (get_prefix_langdir_index): New function. For F a filename, return the
5299 lang_dir_names[] relative index of the language directory that is
5301 (get_file_langdir): For F a filename, return the name of the language
5302 directory where F is located.
5303 (get_file_gtfilename): New function. The gt- output file name for an
5305 (get_output_file_with_visibility): Replace in-line computations with
5306 uses of get_file_gtfilename and get_prefix_langdir_index.
5307 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
5309 2008-06-24 Jakub Jelinek <jakub@redhat.com>
5311 PR tree-optimization/36504
5312 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
5313 references without base address.
5315 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5318 * calls.c (expand_call): Increase alignment for recursive functions.
5320 2008-06-23 Anatoly Sokolov <aesok@post.ru>
5322 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
5323 (TARGET_FUNCTION_VALUE): New define.
5324 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
5325 * config/avr/avr.h (FUNCTION_VALUE): Remove.
5327 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5329 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
5330 (fmod<mode>3): Ditto.
5331 (remainderxf3): Ditto.
5332 (remainder<mode>3): Ditto.
5334 2008-06-23 Jakub Jelinek <jakub@redhat.com>
5337 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
5338 REG is a hard register.
5340 PR tree-optimization/36508
5341 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
5342 499, don't check it at all in release compilers.
5344 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5346 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
5347 together with SSE_TARGET_MATH to disable insn pattern.
5348 (*fop_<MODEF:mode>_2_i387): Ditto.
5349 (*fop_<MODEF:mode>_3_i387): Ditto.
5351 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
5353 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
5355 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5358 * gimplify.c (gimplify_asm_expr): Check the return code of
5359 parse_output_constraint call, set function return and is_inout
5362 2008-06-22 Ian Lance Taylor <iant@google.com>
5364 * c-lex.c (narrowest_unsigned_type): Change itk to int.
5365 (narrowest_signed_type): Likewise.
5366 * c-typeck.c (c_common_type): Change local variable mclass to enum
5368 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
5369 tcc_comparison, not the tree code itself.
5370 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
5371 (c_expand_expr): Cast modifier to enum expand_modifier.
5372 * c-common.h (C_RID_CODE): Add casts.
5373 (C_SET_RID_CODE): Define.
5374 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
5375 (c_lex_one_token): Add cast to avoid warning.
5376 (c_parser_objc_type_name): Rename local typename to type_name.
5377 (check_no_duplicate_clause): Change code parameter to enum
5379 (c_parser_omp_var_list_parens): Change kind parameter to enum
5381 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
5382 c_parser_omp_list_var_parens.
5383 (c_parser_omp_threadprivate): Likewise.
5384 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
5385 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
5386 * c-format.c (NO_FMT): Define.
5387 (printf_length_specs): Use NO_FMT.
5388 (asm_fprintf_length_specs): Likewise.
5389 (gcc_diag_length_specs): Likewise.
5390 (scanf_length_specs): Likewise.
5391 (strfmon_length_specs): Likewise.
5392 (gcc_gfc_length_specs): Likewise.
5393 (printf_flag_specs): Change 0 to STD_C89.
5394 (asm_fprintf_flag_specs): Likewise.
5395 (gcc_diag_flag_specs): Likewise.
5396 (gcc_cxxdiag_flag_specs): Likewise.
5397 (scanf_flag_specs): Likewise.
5398 (strftime_flag_specs): Likewise.
5399 (strfmon_flag_specs): Likewise.
5400 (print_char_table): Likewise.
5401 (asm_fprintf_char_table): Likewise.
5402 (gcc_diag_char_table): Likewise.
5403 (gcc_tdiag_char_table): Likewise.
5404 (gcc_cdiag_char_table): Likewise.
5405 (gcc_cxxdiag_char_table): Likewise.
5406 (gcc_gfc_char_table): Likewise.
5407 (scan_char_table): Likewise.
5408 (time_char_table): Likewis.
5409 (monetary_char_table): Likewise.
5410 * c-format.h (BADLEN): Likewise.
5412 2008-06-21 Ian Lance Taylor <iant@google.com>
5414 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
5415 Define END_OF_BASE_TREE_CODES around inclusion.
5416 * tree.c (tree_code_type): New global array.
5417 (tree_code_length, tree_code_name): Likewise.
5418 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
5420 (all-tree.def, s-alltree): New targets.
5421 (gencheck.h, s-gencheck): Remove.
5422 (tree.o): Depend upon all-tree.def.
5423 (build/gencheck.o): Remove gencheck.h dependency.
5424 (mostlyclean): Don't remove gencheck.h.
5425 * c-common.h (enum c_tree_code): Remove.
5426 * c-lang.c (tree_code_type): Remove.
5427 (tree_code_length, tree_code_name): Remove.
5428 * gencheck.c (tree_codes): Include all-tree.def, rather than
5429 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
5431 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
5433 * cp/cp-tree.h (enum cplus_tree_code): Remove.
5434 (operator_name_info): Size to MAX_TREE_CODES.
5435 (assignment_operator_name_info): Likewise.
5436 * cp/cp-lang.c (tree_code_type): Remove.
5437 (tree_code_length, tree_code_name): Remove.
5438 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
5439 (assignment_operator_name_info): Likewise.
5440 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
5442 * cp/mangle.c (write_expression): Likewise.
5443 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
5444 * fortran/f95-lang.c (tree_code_type): Remove.
5445 (tree_code_length, tree_code_name): Remove.
5446 * java/java-tree.h (enum java_tree_code): Remove.
5447 * java/lang.c (tree_code_type): Remove.
5448 (tree_code_length, tree_code_name): Remove.
5449 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
5450 * objc/objc-act.h (enum objc_tree_code): Remove.
5451 * objc/objc-lang.c (tree_code_type): Remove.
5452 (tree_code_length, tree_code_name): Remove.
5453 * objcp/objcp-lang.c (tree_code_type): Remove.
5454 (tree_code_length, tree_code_name): Remove.
5455 * ada/ada-tree.h (enum gnat_tree_code): Remove.
5456 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
5457 * ada/misc.c (tree_code_type): Remove.
5458 (tree_code_length, tree_code_name): Remove.
5460 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
5462 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
5463 the grand_bitmap_obstack.
5465 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5467 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
5468 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
5469 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
5470 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
5471 move_stmt_r, new_label_mapper): Likewise.
5472 * tree-complex.c (cvc_lookup): Likewise.
5473 * tree-dfa.c (create_function_ann): Likewise.
5474 * tree-dump.c (dump_register): Likewise.
5475 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
5476 find_phi_replacement_condition): Likewise.
5477 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
5478 tree_function_versioning): Likewise.
5479 * tree-into-ssa.c (cmp_dfsnum): Likewise.
5480 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
5481 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
5482 get_nonlocal_debug_decl, convert_nonlocal_reference,
5483 convert_nonlocal_omp_clauses, get_local_debug_decl,
5484 convert_local_reference, convert_local_omp_clauses,
5485 convert_nl_goto_reference, convert_nl_goto_receiver,
5486 convert_tramp_reference, convert_call_expr): Likewise.
5487 * tree-outof-ssa.c (contains_tree_r): Likewise.
5488 * tree-parloops.c (reduction_phi, initialize_reductions,
5489 eliminate_local_variables_1, add_field_for_reduction,
5490 add_field_for_name, create_phi_for_local_result,
5491 create_call_for_reduction_1, create_loads_for_reductions,
5492 create_stores_for_reduction, create_loads_and_stores_for_name):
5494 * tree-phinodes.c (allocate_phi_node): Likewise.
5495 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
5496 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
5497 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
5498 * tree-ssa-coalesce.c (compare_pairs): Likewise.
5499 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
5500 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
5501 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
5502 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
5503 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
5504 vn_nary_op_insert): Likewise.
5505 * tree-ssa.c (redirect_edge_var_map_add,
5506 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
5507 * tree-vectorizer.c (vectorize_loops): Likewise.
5508 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
5509 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
5510 tree_cons_stat, build1_stat, build_variant_type_copy,
5511 decl_init_priority_lookup, decl_fini_priority_lookup,
5512 decl_priority_info, decl_restrict_base_lookup,
5513 decl_restrict_base_insert, decl_debug_expr_lookup,
5514 decl_debug_expr_insert, decl_value_expr_lookup,
5515 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
5516 type_hash_add, get_file_function_name, tree_check_failed,
5517 tree_not_check_failed, tree_range_check_failed,
5518 omp_clause_range_check_failed, build_omp_clause,
5519 build_vl_exp_stat): Likewise.
5520 * value-prof.c (gimple_histogram_value,
5521 gimple_duplicate_stmt_histograms): Likewise.
5522 * var-tracking.c (attrs_list_insert, attrs_list_copy,
5523 unshare_variable, variable_union_info_cmp_pos, variable_union,
5524 dataflow_set_different_1, dataflow_set_different_2,
5525 vt_find_locations, variable_was_changed, set_variable_part,
5526 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
5527 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
5528 section_entry_hash, object_block_entry_eq,
5529 object_block_entry_hash, create_block_symbol,
5530 initialize_cold_section_name, default_function_rodata_section,
5531 strip_reg_name, set_user_assembler_name, const_desc_eq,
5532 build_constant_desc, output_constant_def, lookup_constant_def,
5533 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
5534 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
5535 default_internal_label): Likewise.
5536 * varray.c (varray_init, varray_grow): Likewise.
5537 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
5539 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
5541 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
5542 operators for "test" insn. Macroize insn using SWI mode macro.
5543 (*jcc_fused_2): Ditto.
5544 (*jcc_fused_3): Macroize insn using SWI mode macro.
5545 (*jcc_fused_4): Ditto.
5547 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
5549 * tree-ssa-pre.c: Fix typo in comment.
5550 (init_antic, fini_antic): Add explicit funtions for
5551 initializing and deinitializing ANTIC and AVAIL sets.
5552 (create_expression_by_pieces): Fix typo in comment.
5553 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
5554 (execute_pre): Eventually dump details about ANTIC_IN.
5556 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5558 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
5559 * gcc.c (translate_options, init_spec, store_arg, read_specs,
5560 add_to_obstack, file_at_path, find_a_file, execute,
5561 add_preprocessor_option, add_assembler_option, add_linker_option,
5562 process_command, insert_wrapper, do_option_spec, do_self_spec,
5563 spec_path, do_spec_1, is_directory, main, used_arg,
5564 getenv_spec_function): Likewise.
5565 * tlink.c (symbol_hash_lookup, file_hash_lookup,
5566 demangled_hash_lookup, symbol_push, file_push, frob_extension):
5569 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5571 * doc/rtl.texi: Updated subreg section.
5573 2008-06-19 Jakub Jelinek <jakub@redhat.com>
5576 * cgraphunit.c (cgraph_process_new_functions): Don't clear
5577 node->needed and node->reachable.
5578 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
5579 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
5580 (expand_task_call): Don't call expand_task_copyfn.
5581 (expand_task_copyfn): Renamed to...
5582 (finalize_task_copyfn): ... this.
5584 2008-06-19 Jan Hubicka <jh@suse.cz>
5586 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
5587 clobbering framepointer.
5589 2008-06-19 Jan Hubicka <jh@suse.cz>
5591 * tree-optimize.c (execute_early_local_optimizations): Set
5592 cgraph_state only at first invocation.
5594 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5596 * system.h (-Wc++-compat): Activate as a warning, no an error.
5598 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
5600 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
5601 instead of "#" in insn asm template.
5602 (*jcc_fused_2): Ditto.
5604 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
5606 * config/i386/i386.h (ix86_tune_indices)
5607 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
5608 (TARGET_FUSE_CMP_AND_BRANCH): New define.
5609 * config/i386/i386.md (*jcc_fused_1): New insn pattern
5610 (*jcc_fused_2): Ditto.
5611 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
5612 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
5613 (print operand): Handle 'E' and 'e' code.
5615 2008-06-19 Anatoly Sokolov <aesok@post.ru>
5617 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
5618 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5619 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5621 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
5623 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
5625 (cgraph_expand_function): Use local copy of decl.
5626 (cgraph_expand_all_functions): Remove redundant initialization of
5628 (cgraph_optimize): Reword internal_error message.
5630 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
5632 * arm-protos.h (arm_return_in_memory): Remove public
5633 arm_return_in_memory() prototype.
5634 * arm.c (arm_return_in_memory): Add static prototype, add target
5635 hook macro, change definition and comments.
5636 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
5638 2008-06-19 Ben Elliston <bje@au.ibm.com>
5640 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
5641 real.c: Remove references to IEEE 754R.
5642 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
5643 * doc/libgcc.texi (Decimal float library routines): Likewise.
5645 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5647 * targhooks.h (struct gcc_target): New member unwind_word_mode.
5648 (default_unwind_word_mode): Add prototype.
5649 * targhooks.c (default_unwind_word_mode): New function.
5650 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
5651 instead of word_mode.
5652 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
5653 (TARGET_INITIALIZER): Use it.
5655 * c-common.c (handle_mode_attribute): Support "unwind_word"
5657 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
5659 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
5660 word_mode to access SjLj_Function_Context member "data".
5661 (sjlj_emit_dispatch_table): Likewise. Also, perform type
5662 conversion from targetm.eh_return_filter_mode () to
5663 targetm.unwind_word_mode () if they differ.
5665 * builtin-types.def (BT_UNWINDWORD): New primitive type.
5666 (BT_FN_UNWINDWORD_PTR): New function type.
5667 (BT_FN_WORD_PTR): Remove.
5668 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
5669 * except.c (expand_builtin_extend_pointer): Convert pointer to
5670 targetm.unwind_word_mode () instead of word_mode.
5672 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
5673 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
5674 (spu_unwind_word_mode): New function.
5675 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
5676 (TARGET_UNWIND_WORD_MODE): Define.
5677 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
5679 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5681 * config/spu/spu.c (reg_align): Remove.
5682 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
5683 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
5684 (spu_split_store): Likewise.
5686 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
5688 * gcc/tree-vn.c: Fix typo in comment.
5690 2008-06-18 Jan Hubicka <jh@suse.cz>
5692 * cgraphunit.c (cgraph_optimize): Output debug info when doing
5693 toplevel reorder too.
5695 2008-06-18 Jan Hubicka <jh@suse.cz>
5697 * c-opts.c (c_common_post_options): PCH is not compatible with
5699 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
5700 -fno-toplevel-reorder by default now.
5702 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5704 PR documentation/30739
5705 * doc/install.texi (Prerequisites): Document dependency on awk.
5707 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
5708 Ian Lance Taylor <iant@google.com>
5710 PR rtl-optimization/35604
5711 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
5712 only want to change jump destinations, not eventual label comparisons.
5714 2008-06-16 Jan Hubicka <jh@suse.cz>
5716 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
5718 (cgraph_analyze_function): Likewise.
5720 2008-06-16 Jan Hubicka <jh@suse.cz>
5722 * cgraph.h (cgraph_mark_if_needed): New function.
5723 * cgraphunit.c (cgraph_mark_if_needed): New function.
5724 * c-decl.c (duplicate_decl): Use it.
5726 2008-06-16 Jan Hubicka <jh@suse.cz>
5728 * cgraph.c (cgraph_add_new_function): When in expansion state, do
5731 2008-06-16 Jan Hubicka <jh@suse.cz>
5733 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
5735 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
5736 Kazu Hirata <kazu@codesourcery.com>
5737 Maxim Kuvyrkov <maxim@codesourcery.com
5739 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
5740 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
5741 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
5742 EXTRA_SPEC_FUNCTIONS.
5743 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
5744 (DRIVER_SELF_SPECS): Adjust.
5745 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
5746 * config/mips/st.h, config/mips/t-st: New.
5747 * config/mips/driver-native.c, config/mips/x-native: New.
5748 * doc/invoke.texi (MIPS): Document 'native' value for -march and
5751 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5753 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
5755 (ISA_HAS_FP_CONDMOVE): New macro.
5756 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
5757 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
5758 (ISA_HAS_NMADD3_NMSUB3): New macro.
5759 * config/mips/mips.c (mips_rtx_costs): Update.
5760 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
5761 compiling for ST Loongson 2E/2F.
5762 (madd<mode>): Rename to madd4<mode>. Update.
5763 (madd3<mode>): New pattern.
5764 (msub<mode>): Rename to msub4<mode>. Update.
5765 (msub3<mode>): New pattern.
5766 (nmadd<mode>): Rename to nmadd4<mode>. Update.
5767 (nmadd3<mode>): New pattern.
5768 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
5769 (nmadd3<mode>_fastmath): New pattern.
5770 (nmsub<mode>): Rename to nmsub4<mode>. Update.
5771 (nmsub3<mode>): New pattern.
5772 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
5773 (nmsub3<mode>_fastmath): New pattern.
5774 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
5776 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
5778 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
5779 (DF_REF_INSN_INFO): New.
5780 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
5781 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
5782 with a NULL DF_REF_INSN_INFO.
5783 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
5785 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
5786 DF_INSN_INFO_EQ_USES): New.
5787 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
5788 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
5789 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
5790 * df-core.c: Update comment for above changes.
5791 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
5792 DF_INSN_UID_* macros.
5793 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
5794 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
5795 insn rtx. Update all callers.
5796 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
5797 df_ref_create_structure, df_insn_refs_collect): Likewise.
5798 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
5799 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
5800 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
5801 macros to access the insn refs.
5802 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
5803 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
5804 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
5805 for accessing the refs.
5806 (try_fwprop_subst): Likewise.
5807 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
5808 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
5809 for accessing the refs.
5810 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
5811 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
5812 to look at the insn refs.
5813 (record_uses): Likewise.
5814 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
5816 (mark_artificial_uses): Don't mark_insn for artificial refs.
5817 (mark_reg_rependencies): Likewise.
5819 * doc/rtl.texi: Remove documentation of ADDRESSOF.
5821 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5823 * configure: Regenerate.
5825 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
5827 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
5828 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5829 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5831 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
5833 * config/avr/avr.c (avr_mcu_t): Add attiny167.
5834 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5835 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5837 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
5839 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
5840 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5841 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5843 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
5845 * tree-ssa-sccvn.c: Fix format of comments.
5847 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
5849 * cgraph.c: Remove unneeded forward declarations of eq_node()
5852 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
5854 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
5856 (see_update_relevancy): Likewise.
5857 * fwprop.c (try_fwprop_subst): Likewise.
5858 * rtlanal.c (noop_move_p): Likewise.
5859 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
5860 notes to non-existing libcall blocks.
5861 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
5863 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
5864 (dead_libcall_p): Remove.
5865 (delete_trivially_dead_insns): Don't use it.
5866 * web.c (union_defs): Remove comment about keeping nops.
5867 * gcse.c (hash_scan_insn): Don't take libcall pointers.
5868 (compute_hash_table_work): Don't track libcall notes.
5869 (do_local_cprop): Don't take libcall pointers. Don't update
5871 (adjust_libcall_notes): Deleted.
5872 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
5873 ever have existed in the first place).
5874 (replace_store_insn): Don't try to remove libcall notes.
5875 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
5876 (resolve_reg_notes): Don't call them.
5877 (resolve_simple_move): Likewise.
5878 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
5879 Don't remove REG_RETVAL notes.
5880 * emit-rtl.c (try_split): Don't update libcall notes.
5881 (emit_copy_of_insn_after): Dito.
5882 * cselib.c (cselib_current_insn_in_libcall): Remove.
5883 (cselib_process_insn): Don't set/clear it.
5884 (new_elt_loc_list): Don't record it.
5885 (cselib_init): Don't initialize it.
5886 * cselib.c (struct elt_loc_list): Remove in_libcall field.
5887 * loop-invariant.c (find_invariant_insn): Don't look for libcall
5889 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
5890 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
5891 (init_deps): Don't initialize it.
5892 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
5893 * combine.c (delete_noop_moves): Don't update libcall notes.
5894 (can_combine_p): Remove now pointless #if 0 block.
5895 (try_combine): Remove another obsolete #if 0 block.
5896 (distribute_notes): Don't distribute libcall notes.
5897 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
5898 * dce.c (libcall_dead_p): Remove.
5899 (delete_unmarked_insns): Don't handle libcall blocks.
5900 (preserve_libcall_for_dce): Remove.
5901 (prescan_insns_for_dce): Don't special-case libcall block insns.
5902 * reload1 (reload): Don't handle libcall notes.
5903 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
5906 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
5908 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
5909 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5910 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5912 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
5914 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
5915 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5916 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5918 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5920 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
5922 2008-06-16 Ira Rosen <irar@il.ibm.com>
5924 PR tree-optimization/36493
5925 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
5926 the arguments list. Use VECTYPE to create vector pointer.
5927 (vectorizable_store): Fail if accesses through a pointer to vectype
5928 do not alias the original memory reference operands.
5929 Call vect_create_data_ref_ptr without the removed argument.
5930 (vectorizable_load): Likewise.
5931 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
5934 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
5937 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
5940 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5942 * config/mips/loongson2ef.md: New file.
5943 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
5944 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
5945 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
5946 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
5947 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
5949 (loongson2ef.md): New include.
5950 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
5951 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
5952 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
5953 (loongson_gt_<mode>, loongson_extract_halfword)
5954 (loongson_insert_halfword_0, loongson_insert_halfword_2)
5955 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
5956 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
5957 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
5958 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
5959 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
5960 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
5961 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
5962 (vec_interleave_low<mode>): Define type attribute.
5963 * config/mips/mips.c (mips_ls2): New static variable.
5964 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
5965 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
5966 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
5967 Implement target scheduling hooks.
5968 (mips_multipass_dfa_lookahead): Update to handle tuning for
5970 (mips_sched_init): Initialize data for Loongson scheduling.
5971 (mips_ls2_variable_issue): New static function.
5972 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
5974 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
5975 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
5976 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
5977 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
5978 Handle ST Loongson 2E/2F cores.
5979 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
5981 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5983 * omp-low.c (extract_omp_for_data): Fix comment typo.
5986 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5988 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
5989 FIXME note about gcc/config.guess.
5990 * doc/options.texi (Option file format): Remove non-ASCII bytes.
5991 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
5992 * doc/cppopts.texi: Likewise.
5993 * doc/extend.texi: Likewise.
5994 * doc/gcc.texi: Likewise.
5995 * doc/gccint.texi: Likewise.
5996 * doc/gcov.texi: Likewise.
5997 * doc/gty.texi: Likewise.
5998 * doc/hostconfig.texi: Likewise.
5999 * doc/install.texi: Likewise.
6000 * doc/invoke.texi: Likewise.
6001 * doc/loop.texi: Likewise.
6002 * doc/makefile.texi: Likewise.
6003 * doc/md.texi: Likewise.
6004 * doc/passes.texi: Likewise.
6005 * doc/tm.texi: Likewise.
6006 * doc/tree-ssa.texi: Likewise.
6007 * doc/trouble.texi: Likewise.
6009 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
6010 Nathan Sidwell <nathan@codesourcery.com>
6011 Maxim Kuvyrkov <maxim@codesourcery.com>
6012 Richard Sandiford <rdsandiford@googlemail.com>
6014 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
6015 * config/mips/mips-protos.h (mips_expand_vector_init): New.
6016 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
6018 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
6019 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
6020 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
6022 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
6023 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
6024 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
6025 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
6026 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
6027 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
6028 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
6029 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
6030 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
6031 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
6032 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
6033 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
6034 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
6035 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
6036 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
6037 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
6038 (mips_builtins): Add Loongson builtins.
6039 (mips_loongson_2ef_bdesc): New.
6040 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
6041 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
6042 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
6043 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
6045 (mips_expand_vector_init): New.
6046 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
6047 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
6049 * config/mips/mips.md: Add unspec numbers for Loongson
6050 builtins. Include loongson.md.
6051 (MOVE64): Include Loongson vector modes.
6052 (SPLITF): Include Loongson vector modes.
6053 (HALFMODE): Handle Loongson vector modes.
6054 * config/mips/loongson.md: New.
6055 * config/mips/loongson.h: New.
6056 * config.gcc: Add loongson.h header for mips*-*-* targets.
6057 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
6059 2008-06-14 Joseph Myers <joseph@codesourcery.com>
6061 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
6062 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
6063 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
6064 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
6065 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
6066 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
6067 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
6068 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
6069 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
6070 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
6071 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
6072 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
6073 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
6074 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
6075 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
6076 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
6077 Remove use_fixproto=yes.
6078 (ia64*-*-hpux*): Remove comment about using fixproto.
6079 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
6081 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6083 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
6085 * configure: Regenerate.
6087 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
6090 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
6091 before evaluating it.
6093 2008-06-13 Jakub Jelinek <jakub@redhat.com>
6096 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
6097 nested inline functions.
6098 (start_decl, start_function): Don't invert DECL_EXTERNAL
6099 for nested inline functions.
6101 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6103 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
6104 splits that must be made for correctness.
6106 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6108 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
6109 (AVAIL_NON_MIPS16): Likewise.
6110 (mips_builtin_description): Replace target_flags with a predicate.
6111 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
6112 (dspr2_32): New availability predicates.
6113 (MIPS_BUILTIN): New macro.
6114 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
6115 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
6116 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
6117 Replace the TARGET_FLAGS parameters with AVAIL parameters.
6118 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
6119 (mips_dsp_32only_bdesc): Merge into...
6120 (mips_builtins): ...this new array.
6121 (mips_bdesc_map, mips_bdesc_arrays): Delete.
6122 (mips_init_builtins): Update after above changes.
6123 (mips_expand_builtin_1): Merge into...
6124 (mips_expand_builtin): ...here and update after above changes.
6126 2008-06-12 Paul Brook <paul@codesourcery.com>
6128 * longlong.h (__arm__): Define count_leading_zeros.
6129 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
6130 (clzsi2, clzdi2): New functions.
6131 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
6132 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
6133 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
6134 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
6135 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
6136 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
6137 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
6138 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6139 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
6140 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
6142 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
6144 * config/m68k/m68k.c (m68k_tune_flags): New.
6145 (override_options): Compute m68k_tune_flags.
6146 (MULL_COST, MULW_COST): Update for various variants of CFV2.
6147 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
6149 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6152 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
6154 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6156 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
6157 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
6159 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6161 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
6162 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
6164 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6167 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
6170 2008-06-12 Richard Guenther <rguenther@suse.de>
6172 PR tree-optimization/36345
6173 * tree-flow.h (struct ptr_info_def): Align escape_mask,
6174 add memory_tag_needed flag.
6175 (may_alias_p): Declare.
6176 * tree-ssa-alias.c (may_alias_p): Export.
6177 (set_initial_properties): Use memory_tag_needed flag.
6178 (update_reference_counts): Likewise.
6179 (reset_alias_info): Reset memory_tag_needed flag.
6180 (create_name_tags): Check memory_tag_needed flag.
6181 (dump_points_to_info_for): Dump it.
6182 * tree-ssa-structalias.c (struct variable_info): Remove
6183 directly_dereferenced flag.
6184 (new_var_info): Do not initialize it.
6185 (process_constraint_1): Do not set it.
6186 (update_alias_info): Set is_dereferenced flag.
6187 (set_uids_in_ptset): Use may_alias_p.
6188 (set_used_smts): Check memory_tag_needed flag.
6189 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
6190 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
6191 memory_tag_needed flag.
6192 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
6195 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
6197 * config/i386/i386.c (ix86_compute_frame_layout): Disable
6198 red zone for w64 abi.
6199 (ix86_expand_prologue): Likewise.
6200 (ix86_force_to_memory): Likewise.
6201 (ix86_free_from_memory): Likewise.
6203 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
6206 * config/rs6000/rs6000.c (rs6000_override_options): Set
6207 rs6000_isel conditionally to the absence of comand line override.
6208 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6209 Remove duplicate rs6000_isel setting.
6210 * config/rs6000/eabispe.h: Ditto.
6212 2008-06-11 Richard Guenther <rguenther@suse.de>
6214 * alias.c (get_alias_set): Use the element alias-set for arrays.
6215 (record_component_aliases): For arrays and vectors do nothing.
6216 * c-common.c (strict_aliasing_warning): Handle the cases
6217 of alias set zero explicitly.
6218 * Makefile.in (dfp.o-warn): Add -Wno-error.
6220 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6222 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
6224 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
6225 tune_32 tune_64 to supported_defaults. Allow values not
6226 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
6227 x86_64. Do not override cpu_32 or cpu_64 values from target name.
6228 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
6229 with_cpu_64 to generic for 64-bit-supporting configurations, not
6230 with_cpu. Remove FIXMEs.
6231 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
6232 --with-arch-64, --with-tune-32, --with-tune-64): Document.
6233 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
6234 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
6235 arch_32 and arch_64.
6237 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
6238 Olivier Hainque <hainque@adacore.com>
6240 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
6241 Use DECL_SIZE_UNIT to retrieve the size of the field.
6243 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6245 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
6246 with function calls after declarations. Lay out
6247 neon_float_type_node before further use.
6249 2008-06-11 Richard Guenther <rguenther@suse.de>
6251 * tree-flow.h (may_point_to_global_var): Declare.
6252 * tree-ssa-alias.c (may_point_to_global_var): New function.
6253 * tree-ssa-sink.c (is_hidden_global_store): Use it.
6255 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
6257 * configure.ac: Teach that fido supports .debug_line.
6258 * configure: Regenerate.
6260 2008-06-10 Tom Tromey <tromey@redhat.com>
6262 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
6265 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6267 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
6268 (encode_decimal64, decode_decimal64, encode_decimal128,
6269 decode_decimal128): Reverse order of 32-bit parts of value if host
6270 and target endianness differ.
6272 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
6274 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
6275 Avoid division by 0.
6276 (tree_mod_pow2_value_transform): Likewise.
6277 (tree_ic_transform): Likewise.
6278 (tree_stringops_transform): Likewise.
6279 (tree_mod_subtract_transform): Likewise.
6280 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
6281 (copy_edges_for_bb): Likewise.
6282 (initialize_cfun): Likewise.
6284 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
6286 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
6287 nonmemory_operand. Add "N" operand constraint.
6289 (*jcc_btdi_mask_rex64): New instruction and split pattern.
6290 (*jcc_btsi_mask): Ditto.
6291 (*jcc_btsi_mask_1): Ditto.
6293 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6295 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
6296 TYPE_CANONICAL for copied element type.
6298 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
6301 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
6302 Add m_CORE2 and m_GENERIC.
6303 * config/i386/predicates.md (bt_comparison_operator): New predicate.
6304 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
6306 (*jcc_btdi_rex64): New instruction and split pattern.
6308 (*jcc_btsi_1): Ditto.
6309 (*btsq): Fix Intel asm dialect operand order.
6313 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
6316 * simplify-rtx.c (simplify_subreg): Add check for shift count
6319 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
6321 * doc/md.texi: Synchronize with later constraints.md change.
6322 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
6323 with a C implementation.
6324 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
6326 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
6327 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
6328 when moving to and from MD_REGNUM.
6329 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
6330 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
6331 Handle byte and halfword moves.
6332 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
6334 * config/mips/constraints.md (h): Turn into NO_REGS.
6335 (l, x): Update documentation.
6336 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
6337 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
6338 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
6339 (HILO): New mode iterator.
6341 (any_div): New code iterator.
6342 (u): Extend code attribute to div and udiv.
6343 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
6344 d_operand in the splitters. Remove redundant CONST_INT checks.
6345 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
6346 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
6347 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
6348 accordingly, using normal moves instead of unspecs to move LO into
6349 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
6350 (<u>mulsidi3): Handle expansion in C code.
6351 (<u>mulsidi3_32bit_internal): Rename to...
6352 (<u>mulsidi3_32bit): ...this.
6353 (<u>mulsidi3_32bit_r4000): Fix insn separator.
6354 (*<u>mulsidi3_64bit): Rename to...
6355 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
6356 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
6357 to set LO and HI to the multiplication result. Use a normal move
6358 for MFLO and an unspec for MFHI.
6359 (*<u>mulsidi3_64bit_parts): Replace with...
6360 (<u>mulsidi3_64bit_hilo): ...this new instruction.
6361 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
6362 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
6363 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
6364 instead of HI. Split the instruction into a separate multiplication
6365 and MFHI if !TARGET_FIX_R4000.
6366 (<su>muldi3_highpart): Likewise.
6367 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
6368 and the "=h" clobber.
6369 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
6370 (<u>mulditi3): New expander.
6371 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
6372 (madsi): Remove "=h" clobber.
6373 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
6374 Force the modulus result to be a GPR and split the instruction into
6375 a division followed by an MFHI after reload.
6376 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
6377 (*lea_high64): Use d_operand in the define_peephole2. Likewise
6378 the MIPS16 HIGH define_split.
6379 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
6380 of acc<->gpr moves to "multi".
6381 (*movdi_64bit): Replace the single "x" alternative with
6382 alternatives for moving into and out of "a".
6383 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
6384 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
6385 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
6386 Use d_operand in the splitters. Remove redundant CONST_INT checks.
6387 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
6388 (movti): New expander.
6389 (*movti, *movti_mips16): New insns.
6390 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
6391 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
6392 (mthi<GPR:mode>_<HILO:mode>): Likewise.
6393 * config/mips/predicates.md (fpr_operand): Delete.
6394 (d_operand): New predicate.
6396 2008-06-09 Michael Meissner <michael.meissner@amd.com>
6398 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
6399 failure on some Bourne shells.
6400 (x86_64-*-*): Ditto.
6402 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
6404 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
6406 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
6408 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
6409 (sparc-sun-solaris2*): Likewise.
6411 2008-06-09 Arnaud Charlet <charlet@adacore.com
6413 * doc/install.texi: Update requirements to build the Ada compiler.
6415 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
6417 * df-scan.c (struct df_scan_problem_data): Remove the
6418 mw_link_pool alloc pool.
6419 (df_scan_free_internal): Don't free it.
6420 (df_scan_alloc): Don't allocate it.
6421 * df.h (struct df_link): Update comment.
6423 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
6425 * except.h: Correct checks for when SJLJ exceptions must be used.
6427 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6429 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
6432 2008-06-08 Joseph Myers <joseph@codesourcery.com>
6434 PR tree-optimization/36218
6435 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
6436 configure for the build system.
6437 (BUILD_LDFLAGS): Define.
6438 * configure: Regenerate.
6439 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
6441 2008-07-08 Anatoly Sokolov <aesok@post.ru>
6444 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
6445 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
6446 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
6448 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
6450 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
6452 2008-06-07 Joseph Myers <joseph@codesourcery.com>
6454 * config.gcc (Obsolete configurations): Remove list of
6456 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
6457 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
6458 targets matched by those patterns.
6459 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
6460 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
6461 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
6462 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
6463 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6464 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
6465 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
6466 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
6467 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
6468 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
6469 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
6470 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
6471 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
6472 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
6473 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
6474 Make code for Solaris 7 and greater unconditional for Solaris.
6475 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
6476 Remove --with-* handling.
6477 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
6478 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
6479 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
6480 LINK_OS_WINDISS_SPEC): Remove.
6481 * config/rs6000/sysv4.opt (mwindiss): Remove.
6482 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
6483 * configure: Regenerate.
6484 * doc/cpp.texi: Don't mention BeOS.
6485 * doc/extend.texi (interrupt): Don't mention MS1.
6486 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
6487 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
6488 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
6489 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
6490 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
6492 * doc/invoke.texi (MT Options): Remove.
6493 (-mwindiss): Remove.
6494 (CRIS Options): Remove cris-axis-aout references.
6495 (HPPA Options): Don't mention hppa1.1-*-pro.
6496 * doc/md.texi: (MorphoTech family): Remove.
6497 * libgcc2.c: Don't handle UWIN.
6498 * config/alpha/t-unicosmk: Remove.
6499 * config/alpha/unicosmk.h: Remove.
6500 * config/arm/kaos-arm.h: Remove.
6501 * config/arm/kaos-strongarm.h: Remove.
6502 * config/arm/strongarm-coff.h: Remove.
6503 * config/arm/strongarm-elf.h: Remove.
6504 * config/arm/strongarm-pe.h: Remove.
6505 * config/arm/t-strongarm-pe: Remove.
6506 * config/arm/t-xscale-coff: Remove.
6507 * config/arm/t-xscale-elf: Remove.
6508 * config/arm/xscale-coff.h: Remove.
6509 * config/arm/xscale-elf.h: Remove.
6510 * config/chorus.h: Remove.
6511 * config/cris/aout.h: Remove.
6512 * config/cris/aout.opt: Remove.
6513 * config/cris/t-aout: Remove.
6514 * config/i386/beos-elf.h: Remove.
6515 * config/i386/kaos-i386.h: Remove.
6516 * config/i386/ptx4-i.h: Remove.
6517 * config/i386/sco5.h: Remove.
6518 * config/i386/sco5.opt: Remove.
6519 * config/i386/sysv4-cpp.h: Remove.
6520 * config/i386/sysv5.h: Remove.
6521 * config/i386/t-beos: Remove.
6522 * config/i386/t-sco5: Remove.
6523 * config/i386/t-uwin: Remove.
6524 * config/i386/uwin.asm: Remove.
6525 * config/i386/uwin.h: Remove.
6526 * config/kaos.h: Remove.
6527 * config/mips/windiss.h: Remove.
6528 * config/mt: Remove directory.
6529 * config/pa/pa-osf.h: Remove.
6530 * config/pa/pa-pro-end.h: Remove.
6531 * config/pa/t-pro: Remove.
6532 * config/ptx4.h: Remove.
6533 * config/rs6000/beos.h: Remove.
6534 * config/rs6000/kaos-ppc.h: Remove.
6535 * config/rs6000/t-beos: Remove.
6536 * config/rs6000/windiss.h: Remove.
6537 * config/sh/kaos-sh.h: Remove.
6538 * config/sol2-6.h: Remove.
6539 * config/sparc/sol26-sld.h: Remove.
6540 * config/sparc/sysv4-only.h: Remove.
6541 * config/vax/bsd.h: Remove.
6542 * config/vax/t-memfuncs: Remove.
6543 * config/vax/ultrix.h: Remove.
6544 * config/vax/vaxv.h: Remove.
6545 * config/windiss.h: Remove.
6547 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
6549 PR rtl-optimization/36438
6550 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
6551 for vector shifts with constant scalar shift operands.
6553 2008-06-06 Sandip Matte <sandip@rmicorp.com>
6555 * doc/invoke.texi: Document -march=xlr.
6556 * config/mips/xlr.md: New file.
6557 * config/mips/mips.md: Include it.
6559 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
6560 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
6561 (mips_rtx_cost_data): Likewise.
6563 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
6565 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
6566 PRE_INC and PRE_DEC cases.
6568 2008-06-06 Jakub Jelinek <jakub@redhat.com>
6570 PR rtl-optimization/36419
6571 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
6572 the emitting jump insn.
6575 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
6576 is not bool, boolify the whole *expr_p and convert to the desired type.
6578 2008-06-06 Jakub Jelinek <jakub@redhat.com>
6580 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
6581 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
6582 Add omp_private_outer_ref hook, add another argument to
6583 omp_clause_default_ctor hook.
6584 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
6585 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
6586 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
6587 hook_tree_tree_tree_tree_null.
6588 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
6589 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
6590 * hooks.c (hook_tree_tree_tree_tree_null): New function.
6591 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
6592 * tree.def (OMP_TASK): New tree code.
6593 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
6594 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
6595 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
6596 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
6597 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
6598 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
6599 OMP_CLAUSE_COLLAPSE_EXPR): Define.
6600 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
6601 (OMP_DIRECTIVE_P): Add OMP_TASK.
6602 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
6603 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
6604 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
6605 and OMP_CLAUSE_UNTIED entries.
6606 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
6608 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
6609 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
6610 * tree-pretty-print.c (dump_omp_clause): Handle
6611 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
6612 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
6613 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
6614 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
6615 warning about unsigned iterators. Change decl/init/cond/incr
6616 arguments to TREE_VECs, check arguments for all collapsed loops.
6617 (c_finish_omp_taskwait): New function.
6618 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
6620 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
6621 default_function_array_conversion on init. Add par_clauses argument.
6622 If decl is present in parallel's lastprivate clause, change it to
6623 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
6624 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
6625 collapse count in clauses.
6626 (c_parser_omp_for, c_parser_omp_parallel): Adjust
6627 c_parser_omp_for_loop callers.
6628 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
6629 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
6630 (c_parser_omp_clause_name): Handle collapse and untied clauses.
6631 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
6633 (c_parser_omp_clause_schedule): Handle schedule(auto).
6634 Include correct location in the error message.
6635 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
6636 and PRAGMA_OMP_CLAUSE_UNTIED.
6637 (OMP_TASK_CLAUSE_MASK): Define.
6638 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
6639 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
6640 * tree-nested.c (convert_nonlocal_omp_clauses,
6641 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
6642 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
6643 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
6644 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
6646 (conver_nonlocal_reference, convert_local_reference,
6647 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
6648 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
6649 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
6650 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
6651 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
6652 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
6653 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
6654 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
6655 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
6657 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
6658 * c-common.h (c_finish_omp_taskwait): New prototype.
6659 * gimple-low.c (lower_stmt): Handle OMP_TASK.
6660 * tree-parloops.c (create_parallel_loop): Create 1 entry
6661 vectors for OMP_FOR_{INIT,COND,INCR}.
6662 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
6663 (make_edges): Handle OMP_TASK.
6664 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
6665 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
6666 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
6667 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
6668 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
6669 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
6670 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
6671 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
6672 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
6673 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
6674 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
6675 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
6676 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
6677 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
6678 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
6679 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
6680 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
6681 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
6682 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
6683 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
6684 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
6685 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
6686 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
6687 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
6688 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
6689 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
6690 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
6691 original iterator is present in lastprivate clause or if
6692 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
6693 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
6694 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
6695 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
6696 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
6697 if it is set, lookup var in outer contexts too. Handle
6698 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
6699 to be implicitly determined firstprivate for task regions.
6700 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
6701 if it is set, lookup var in outer contexts too. Set
6702 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
6703 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
6704 OMP_CLAUSE_UNTIED. Take region_type as last argument
6705 instead of in_parallel and in_combined_parallel.
6706 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
6708 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
6709 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
6710 (new_omp_context): Set default_kind to
6711 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
6712 (omp_region_type): New enum.
6713 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
6714 fields, add region_type.
6715 (new_omp_context): Take region_type as argument instead of is_parallel
6716 and is_combined_parallel.
6717 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
6718 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
6719 ctx->is_combined_parallel checks.
6720 (gimplify_omp_task): New function.
6721 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
6723 * omp-low.c (extract_omp_for_data): Use schedule(static)
6724 for schedule(auto). Handle pointer and unsigned iterators.
6725 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
6726 Add loops argument. Extract data for collapsed OMP_FOR loops.
6727 (expand_parallel_call): Assert sched_kind isn't auto,
6728 map runtime schedule to index 3.
6729 (struct omp_for_data_loop): New type.
6730 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
6731 Add loop, loops, collapse and iter_type fields.
6732 (workshare_safe_to_combine_p): Disallow combined for if
6733 iter_type is unsigned long long. Don't combine collapse > 1 loops
6734 unless all bounds and steps are constant. Adjust extract_omp_for_data
6736 (expand_omp_for_generic): Handle pointer, unsigned and long long
6737 iterators. Handle collapsed OMP_FOR loops. Adjust
6738 for struct omp_for_data changes. If libgomp function doesn't return
6739 boolean_type_node, add comparison of the return value with 0.
6740 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
6741 pointer, unsigned and long long iterators. Adjust for struct
6742 omp_for_data changes.
6743 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
6744 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
6745 unsigned long long. Allocate loops array, pass it to
6746 extract_omp_for_data. For collapse > 1 loops use always
6747 expand_omp_for_generic.
6748 (omp_context): Add sfield_map and srecord_type fields.
6749 (is_task_ctx, lookup_sfield): New functions.
6750 (use_pointer_for_field): Use is_task_ctx helper. Change first
6751 argument's type from const_tree to tree. Clarify comment.
6752 In OMP_TASK disallow copy-in/out sharing.
6753 (build_sender_ref): Call lookup_sfield instead of lookup_field.
6754 (install_var_field): Add mask argument. Populate both record_type
6755 and srecord_type if needed.
6756 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
6758 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
6759 and DECL_FIELD_OFFSET.
6760 (scan_sharing_clauses): Adjust install_var_field callers. For
6761 firstprivate clauses on explicit tasks allocate the var by value in
6762 record_type unconditionally, rather than by reference.
6763 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
6764 Use is_taskreg_ctx instead of is_parallel_ctx.
6765 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
6766 (create_omp_child_function_name): Add task_copy argument, use
6767 *_omp_cpyfn* names if it is true.
6768 (create_omp_child_function): Add task_copy argument, if true create
6769 *_omp_cpyfn* helper function.
6770 (scan_omp_parallel): Adjust create_omp_child_function callers.
6771 Rename parallel_nesting_level to taskreg_nesting_level.
6772 (scan_omp_task): New function.
6773 (lower_rec_input_clauses): Don't run constructors for firstprivate
6774 explicit task vars which are initialized by *_omp_cpyfn*.
6775 Pass outer var ref to omp_clause_default_ctor hook if
6776 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
6777 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
6778 OMP_CLAUSE_REDUCTION_INIT.
6779 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
6780 avoid duplicate setting of fields. Handle
6781 OMP_CLAUSE_PRIVATE_OUTER_REF.
6782 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
6783 copy-out if TREE_READONLY, only copy-in.
6784 (expand_task_copyfn): New function.
6785 (expand_task_call): New function.
6786 (struct omp_taskcopy_context): New type.
6787 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
6789 (lower_omp_parallel): Rename to...
6790 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
6791 Call create_task_copyfn if srecord_type is needed. Adjust
6793 (task_shared_vars): New variable.
6794 (check_omp_nesting_restrictions): Warn if work-sharing,
6795 barrier, master or ordered region is closely nested inside OMP_TASK.
6796 Add warnings for barrier if closely nested inside of work-sharing,
6797 ordered, or master region.
6798 (scan_omp_1): Call check_omp_nesting_restrictions even for
6799 GOMP_barrier calls. Rename parallel_nesting_level to
6800 taskreg_nesting_level. Handle OMP_TASK.
6801 (lower_lastprivate_clauses): Even if some lastprivate is found on a
6802 work-sharing construct, continue looking for them on parent parallel
6804 (lower_omp_for_lastprivate): Add lastprivate clauses
6805 to the beginning of dlist rather than end. Adjust for struct
6806 omp_for_data changes.
6807 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
6808 not after it. Handle collapsed OMP_FOR loops, adjust for
6809 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
6810 (get_ws_args_for): Adjust extract_omp_for_data caller.
6811 (scan_omp_for): Handle collapsed OMP_FOR
6812 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
6813 (lower_omp_single_simple): If libgomp function doesn't return
6814 boolean_type_node, add comparison of the return value with 0.
6815 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
6816 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
6817 (parallel_nesting_level): Rename to...
6818 (taskreg_nesting_level): ... this.
6819 (is_taskreg_ctx): New function.
6820 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
6822 (execute_lower_omp): Rename parallel_nesting_level to
6823 taskreg_nesting_level.
6824 (expand_omp_parallel): Rename to...
6825 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
6826 Call omp_task_call for OMP_TASK regions.
6827 (expand_omp): Adjust caller, handle OMP_TASK.
6828 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
6830 * bitmap.c (bitmap_default_obstack_depth): New variable.
6831 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
6832 if argument is NULL and bitmap_default_obstack is already initialized.
6833 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
6835 * matrix-reorg.c (matrix_reorg): Likewise.
6837 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
6839 * config/i386/i386.md (*indirect_jump): Macroize using P
6840 mode iterator. Remove !TARGET_64BIT from insn constraints.
6841 (*tablejump_1): Ditto.
6842 (*indirect_jump_rex64): Remove insn pattern.
6843 (*tablejump_1_rex64): Ditto.
6844 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
6845 and eh_return_si insn patterns.
6847 2008-06-06 Richard Guenther <rguenther@suse.de>
6849 * tree-ssa-structalias.c (merge_smts_into): Remove.
6850 (find_what_p_points_to): Do not bother to compute the
6851 points-to set for pt_anything pointers.
6852 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
6853 for pt_anything pointers is ok.
6855 2008-06-06 Jan Hubicka <jh@suse.cz>
6857 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
6859 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6861 * cgraph.c: Fix typos in comments.
6862 (cgraph_availability_names): Fix string typo.
6863 * fold-const.c: Fix typos in comments.
6864 (fold_binary): Fix typo in warning.
6865 * genautomata.c: Fix typos in comments.
6866 (check_presence_pattern_sets): Fix typo in local variable.
6867 (output_description): Fix typo in output.
6868 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
6869 * hwint.h: Likewise.
6870 * matrix-reorg.c (check_allocation_function): Likewise.
6871 * omega.c (smooth_weird_equations): Likewise.
6872 * auto-inc-dec.c: Fix typos in comments.
6873 * bb-reorder.c: Likewise.
6874 * builtins.c: Likewise.
6875 * c-common.c: Likewise.
6876 * c-cppbuiltin.c: Likewise.
6877 * c-parser.c: Likewise.
6878 * c-pretty-print.c: Likewise.
6879 * cfgcleanup.c: Likewise.
6880 * cfgexpand.c: Likewise.
6881 * cfghooks.c: Likewise.
6882 * cfglayout.c: Likewise.
6883 * cfgloopmanip.c: Likewise.
6884 * cgraphunit.c: Likewise.
6885 * coverage.c: Likewise.
6886 * dbxout.c: Likewise.
6887 * df-byte-scan.c: Likewise.
6888 * df-core.c: Likewise.
6889 * df-problems.c: Likewise.
6890 * df-scan.c: Likewise.
6892 * dominance.c: Likewise.
6893 * domwalk.c: Likewise.
6895 * dwarf2out.c: Likewise.
6896 * emit-rtl.c: Likewise.
6897 * et-forest.c: Likewise.
6898 * function.c: Likewise.
6899 * function.h: Likewise.
6901 * gcov-io.c: Likewise.
6904 * genattrtab.c: Likewise.
6905 * ggc-page.c: Likewise.
6906 * gimplify.c: Likewise.
6907 * gthr-lynx.h: Likewise.
6908 * haifa-sched.c: Likewise.
6909 * ipa-cp.c: Likewise.
6910 * ipa-inline.c: Likewise.
6911 * ipa-prop.h: Likewise.
6912 * ipa-pure-const.c: Likewise.
6913 * ipa-struct-reorg.c: Likewise.
6914 * ipa-struct-reorg.h: Likewise.
6915 * ipa-type-escape.c: Likewise.
6917 * loop-doloop.c: Likewise.
6918 * mips-tfile.c: Likewise.
6919 * mkmap-flat.awk: Likewise.
6920 * mkmap-symver.awk: Likewise.
6921 * modulo-sched.c: Likewise.
6922 * omp-low.c: Likewise.
6923 * optabs.c: Likewise.
6924 * optabs.h: Likewise.
6926 * passes.c: Likewise.
6927 * postreload-gcse.c: Likewise.
6928 * postreload.c: Likewise.
6929 * predict.c: Likewise.
6930 * pretty-print.h: Likewise.
6931 * profile.c: Likewise.
6932 * protoize.c: Likewise.
6933 * ra-conflict.c: Likewise.
6935 * recog.c: Likewise.
6936 * regclass.c: Likewise.
6938 * reload.c: Likewise.
6939 * rtl-error.c: Likewise.
6940 * rtlanal.c: Likewise.
6942 * sched-rgn.c: Likewise.
6945 * target.h: Likewise.
6946 * tree-dfa.c: Likewise.
6947 * tree-eh.c: Likewise.
6948 * tree-flow-inline.h: Likewise.
6949 * tree-inline.c: Likewise.
6950 * tree-into-ssa.c: Likewise.
6951 * tree-loop-distribution.c: Likewise.
6952 * tree-nested.c: Likewise.
6953 * tree-parloops.c: Likewise.
6954 * tree-pass.h: Likewise.
6955 * tree-pretty-print.c: Likewise.
6956 * tree-profile.c: Likewise.
6957 * tree-scalar-evolution.c: Likewise.
6958 * tree-sra.c: Likewise.
6959 * tree-ssa-alias-warnings.c: Likewise.
6960 * tree-ssa-ccp.c: Likewise.
6961 * tree-ssa-coalesce.c: Likewise.
6962 * tree-ssa-dom.c: Likewise.
6963 * tree-ssa-dse.c: Likewise.
6964 * tree-ssa-forwprop.c: Likewise.
6965 * tree-ssa-live.c: Likewise.
6966 * tree-ssa-live.h: Likewise.
6967 * tree-ssa-loop-im.c: Likewise.
6968 * tree-ssa-loop-ivopts.c: Likewise.
6969 * tree-ssa-loop-niter.c: Likewise.
6970 * tree-ssa-loop-prefetch.c: Likewise.
6971 * tree-ssa-phiopt.c: Likewise.
6972 * tree-ssa-phiprop.c: Likewise.
6973 * tree-ssa-sccvn.c: Likewise.
6974 * tree-ssa-ter.c: Likewise.
6975 * tree-ssa-threadupdate.c: Likewise.
6976 * tree-ssa.c: Likewise.
6977 * tree-vect-analyze.c: Likewise.
6978 * tree-vect-transform.c: Likewise.
6979 * tree-vectorizer.c: Likewise.
6980 * tree-vn.c: Likewise.
6981 * tree-vrp.c: Likewise.
6983 * tree.def: Likewise.
6985 * unwind-dw2-fde.c: Likewise.
6986 * unwind.inc: Likewise.
6987 * value-prof.c: Likewise.
6988 * vmsdbgout.c: Likewise.
6990 2008-06-05 David Edelsohn <edelsohn@gnu.org>
6992 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
6993 always place FP constants in the TOC for TARGET_POWERPC64.
6994 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
6996 2008-06-05 Joseph Myers <joseph@codesourcery.com>
6998 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
6999 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
7000 enable for TARGET_E500_DOUBLE.
7001 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
7002 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
7003 floating-point modes like integer modes for E500 double.
7004 (rs6000_legitimate_offset_address_p): Likewise.
7005 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
7006 addressing for DDmode for E500 double.
7007 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
7008 modes as using 64-bits of registers for E500 double.
7009 (spe_build_register_parallel): Do not handle DDmode or TDmode.
7010 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
7011 specially for E500 double.
7012 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
7013 TDmode for E500 double.
7014 (rs6000_gimplify_va_arg): Only handle SDmode in registers
7015 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
7016 (rs6000_split_multireg_move): Do not handle TDmode specially for
7018 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
7019 using 64-bit registers for E500 double.
7020 (emit_frame_save): Do not handle DDmode specially for E500 double.
7021 (gen_frame_mem_offset): Likewise.
7022 (rs6000_function_value): Do not call spe_build_register_parallel
7023 for DDmode or TDmode.
7024 (rs6000_libcall_value): Likewise.
7025 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
7026 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
7029 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
7031 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
7034 2008-06-04 Junjie Gu <jgu@tensilica.com>
7036 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
7037 comparison for frame pointers.
7039 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7042 * config/avr/avr.h (PUSH_ROUNDING): Remove.
7044 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7047 * builtins.c (expand_builtin_signbit): Don't take lowpart when
7048 register is already smaller or equal to required mode.
7050 2008-06-04 Xinliang David Li <davidxl@google.com>
7052 * tree-call-cdce.c: New file.
7053 (cond_dead_built_in_calls): New static variable.
7054 (input_domain): New struct.
7055 (check_pow): New function.
7056 (check_builtin_call): Ditto.
7057 (check_target_format): Ditto.
7058 (is_call_dce_candidate): Ditto.
7059 (gen_one_condition): Ditto.
7060 (gen_conditions_for_domain): Ditto.
7061 (get_domain): Ditto.
7062 (gen_conditions_for_pow_cst_base): Ditto.
7063 (gen_conditions_for_pow_int_base): Ditto.
7064 (gen_conditions_for_pow): Ditto.
7065 (get_no_error_domain): Ditto.
7066 (gen_shrink_wrap_conditions): Ditto.
7067 (shrink_wrap_one_built_in_call): Ditto.
7068 (shink_wrap_conditional_dead_built_in_calls): Ditto.
7069 (tree_call_cdce): Ditto.
7070 (gate_call_cdce): Ditto.
7071 (pass_call_cdce): New gimple pass.
7072 * passes.c: (init_optimization_passes): New pass.
7073 * tree-pass.h: New pass declaration.
7074 * opts.c (decode_options): New flag setting.
7075 * common.opt: Add -ftree-builtin-call-dce flag.
7076 * Makefile.in: Add new source file.
7077 * tempvar.def: New tv_id.
7078 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
7080 2008-06-04 Richard Guenther <rguenther@suse.de>
7082 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
7083 (is_call_clobbered): Always check var_ann->call_clobbered.
7084 (mark_call_clobbered): Always set var_ann->call_clobbered.
7085 (clear_call_clobbered): Always clear var_ann->call_clobbered.
7086 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
7087 (reset_alias_info): Clear call clobbering info on MTAGs and
7089 (set_pt_anything): Set pt_global_mem.
7090 (create_tag_raw): Adjust comment.
7091 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
7093 2008-06-04 Joseph Myers <joseph@codesourcery.com>
7094 Maxim Kuvyrkov <maxim@codesourcery.com>
7096 * config/m68k/m68k.opt (mxgot): New option.
7097 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
7098 (m68k_output_addr_const_extra): New.
7099 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
7100 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
7101 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
7102 * doc/invoke.texi (M680x0 Options): Document -mxgot.
7104 2008-06-04 Richard Guenther <rguenther@suse.de>
7106 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
7107 negative or non-representable offsets.
7109 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
7111 * config/i386/i386.c (ix86_gen_leave): New.
7112 (ix86_gen_pop1): Likewise.
7113 (ix86_gen_add3): Likewise.
7114 (ix86_gen_sub3): Likewise.
7115 (ix86_gen_sub3_carry): Likewise.
7116 (ix86_gen_one_cmpl2): Likewise.
7117 (ix86_gen_monitor): Likewise.
7118 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
7119 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
7120 ix86_gen_one_cmpl2 and ix86_gen_monitor.
7121 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
7122 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
7123 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
7124 (ix86_expand_epilogue): Updated.
7125 (print_operand): Handle integer register operand for 'z'.
7126 (ix86_expand_strlensi_unroll_1): Likewise.
7127 (ix86_expand_strlen): Likewise.
7128 (ix86_expand_builtin): Likewise.
7129 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
7130 mov{q}/mov{l} and add{q}/add{l}.
7132 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7134 * config/i386/i386.md (P): New mode iterator.
7135 (SFmode push_operand splitter): Macroize DImode and SImode pushes
7136 using P mode iterator.
7137 (DFmode push_operand splitter): Ditto.
7138 (XFmode push_operand splitter): Ditto.
7139 (DFmode float_extend SFmode push_operand splitter): Ditto.
7140 (XFmode float_extend SFmode push_operand splitter): Do not generate
7141 SImode pushes for 64bit target. Macroize Dimode and SImode
7142 pushes using P mode iterator.
7143 (XFmode float_extend DFmode push_operand splitter): Ditto.
7145 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7147 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
7148 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
7149 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
7151 (ix86_call_abi_override): Remove check for call_used_regs.
7153 2008-06-03 Richard Guenther <rguenther@suse.de>
7155 * tree-ssa-structalias.c (find_func_aliases): Add constraints
7156 for the lhs of calls if the return type contains pointers.
7158 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7160 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
7161 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
7162 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
7163 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
7164 of cfun and DEFAULT_ABI to deceide abi mode.
7166 (REG_PARM_STACK_SPACE): Removed.
7167 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
7168 (STACK_BOUNDARY): Use default target to deceide stack boundary.
7169 * config/i386/i386-protos.h (ix86_cfun_abi): New.
7170 (ix86_function_abi): Likewise.
7171 (ix86_function_type_abi): Likewise.
7172 (ix86_call_abi_override): Likewise.
7173 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
7174 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
7175 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
7176 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
7178 (X86_64_REGPARM_MAX): New.
7179 (X86_64_SSE_REGPARM_MAX): New.
7180 (X64_REGPARM_MAX): New.
7181 (X64_SSE_REGPARM_MAX): New.
7182 (X86_32_REGPARM_MAX): New.
7183 (X86_32_SSE_REGPARM_MAX): New.
7184 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
7185 (ix86_function_regparm): Handle user calling abi.
7186 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
7187 by DEFAULT_ABI versus SYSV_ABI check.
7188 (ix86_reg_parm_stack_space): New.
7189 (ix86_function_type_abi): New.
7190 (ix86_call_abi_override): New.
7191 (ix86_function_abi): New.
7192 (ix86_cfun_abi): New.
7193 (init_cumulative_args): Call abi specific initialization.
7194 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
7195 (function_arg_64): Extend SSE_REGPARM_MAX check.
7196 (function_arg (): Remove TARGET_64BIT_MS_ABI.
7197 (ix86_pass_by_reference): Likewise.
7198 (ix86_function_value_regno_p): Likewise.
7199 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
7200 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
7201 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
7202 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
7203 (setup_incoming_varargs_64): Adjust regparm for call abi.
7204 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
7205 (ix86_va_start): Likewise.
7206 (ix86_gimplify_va_arg): Likewise.
7207 (ix86_expand_prologue): Likewise.
7208 (output_pic_addr_const): Likewise.
7209 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
7210 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
7211 (x86_output_mi_thunk): Likewise.
7212 (x86_function_profiler): Likewise.
7213 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
7214 (SYSV_ABI, MS_ABI): New constants.
7216 (init_regs): Add prototype of function in regclass.c file.
7217 (OVERRIDE_ABI_FORMAT): New.
7218 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
7219 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
7220 (OUTGOING_REG_PARM_STACK_SPACE): New.
7221 (ix86_reg_parm_stack_space): New prototype.
7222 (CUMULATIVE_ARGS): Add call_abi member.
7223 (machine_function): Add call_abi member.
7224 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
7225 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
7227 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
7230 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
7231 (avr_builtin_setjmp_frame_value): New function.
7232 * config/avr/avr.md (nonlocal_goto_receiver): Define.
7233 (nonlocal_goto): Define.
7235 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
7237 * config/mips/mips.c (mips_emit_loadgp): Return early if
7238 there is nothing do to, otherwise emit a blockage if
7239 !TARGET_EXPLICIT_RELOCS || crtl->profile.
7240 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
7242 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7244 * configure.ac: Drop unneeded backslash ending up in config.in.
7245 * acinclude.m4: Likewise.
7246 * config.in: Regenerate.
7248 2008-05-26 Jan Hubicka <jh@suse.cz>
7250 * predict.c (maybe_hot_frequency_p): Break out of...
7251 (maybe_hot_bb_p): ... here.
7252 (maybe_hot_edge_p): New.
7253 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
7254 * basic-block.h (maybe_hot_edge_p): Declare.
7256 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7258 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
7259 (*cmpfp_<mode>_cc): Ditto.
7260 (*fp_jcc_8<mode>_387): Ditto.
7261 (*fop_<MODEF:mode>_2_i387): Ditto.
7262 (*fop_<MODEF:mode>_3_i387): Ditto.
7263 (*fop_xf_2_i387): Ditto.
7264 (*fop_xf_3_i387): Ditto.
7266 2008-06-02 Tomas Bily <tbily@suse.cz>
7268 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
7270 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7272 * config/mips/mips.c (mips_valid_offset_p): New function.
7273 (mips_valid_lo_sum_p): Likewise.
7274 (mips_classify_address): Use them.
7275 (mips_force_address): New function.
7276 (mips_legitimize_address): Use it.
7277 * config/mips/mips.md (MOVE128): New mode iterator.
7278 (movtf): Require TARGET_64BIT. Remove empty strings.
7279 (*movtf_internal): Rename to...
7280 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
7281 of "R" and use {,fp}{load,store} attributes instead of "multi".
7282 Use a separate define_split.
7283 (*movtf_mips16): New pattern.
7285 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7287 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
7288 * config/mips/mips.c (mips_expand_before_return): New function.
7289 (mips_expand_epilogue): Call it.
7290 * config/mips/mips.md (return): Turn into a define_expand.
7291 (*return): New insn.
7293 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7295 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
7296 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
7297 functions. Do not emit uses and clobbers of CONCATs; individually
7298 use and clobber their operands.
7299 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
7300 gen_clobber, emit_use and gen_use.
7301 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
7302 (expand_builtin_return): Likewise.
7303 * cfgbuild.c (count_basic_blocks): Likewise.
7304 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
7305 * explow.c (emit_stack_restore): Likewise.
7306 * expmed.c (extract_bit_field_1): Likewise.
7307 * expr.c (convert_move, emit_move_complex_parts): Likewise.
7308 (emit_move_multi_word, store_constructor): Likewise.
7309 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
7310 (thread_prologue_and_epilogue_insns): Likewise.
7311 * lower-subreg.c (resolve_simple_move): Likewise.
7312 * optabs.c (widen_operand, expand_binop): Likewise.
7313 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
7314 * reload.c (find_reloads): Likewise.
7315 * reload1.c (eliminate_regs_in_insn): Likewise.
7316 * stmt.c (expand_nl_goto_receiver): Likewise.
7317 * config/alpha/alpha.md (builtin_longjmp): Likewise.
7318 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
7319 * config/arm/arm.c (arm_load_pic_register): Likewise.
7320 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
7321 * config/arm/arm.md (untyped_return): Likewise.
7322 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
7323 * config/avr/avr.c (expand_prologue): Likewise.
7324 * config/bfin/bfin.c (do_unlink): Likewise.
7325 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
7326 * config/cris/cris.c (cris_expand_prologue): Likewise.
7327 * config/darwin.c (machopic_indirect_data_reference): Likewise.
7328 (machopic_legitimize_pic_address): Likewise.
7329 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
7330 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
7331 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
7332 (ix86_expand_convert_uns_didf_sse): Likewise.
7333 (ix86_expand_vector_init_general): Likewise.
7334 * config/ia64/ia64.md (eh_epilogue): Likewise.
7335 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
7336 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
7337 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
7338 (config/iq2000/iq2000.c): Likewise.
7339 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7340 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
7341 (builtin_longjmp): Likewise.
7342 * config/mn10300/mn10300.md (call, call_value): Likewise.
7343 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
7344 * config/pdp11/pdp11.md (abshi2): Likewise.
7345 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7346 * config/s390/s390.c (s390_emit_prologue): Likewise.
7347 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
7348 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
7349 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
7350 * config/sh/sh.c (prepare_move_operands): Likewise.
7351 (output_stack_adjust, sh_expand_epilogue): Likewise.
7352 (sh_set_return_address, sh_expand_t_scc): Likewise.
7353 * config/sparc/sparc.c (load_pic_register): Likewise.
7354 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
7355 * config/spu/spu.c (spu_expand_epilogue): Likewise.
7356 * config/v850/v850.c (expand_epilogue): Likewise.
7358 2008-05-31 Anatoly Sokolov <aesok@post.ru>
7360 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
7361 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
7362 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
7363 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
7364 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
7365 stack pointer register.
7366 (output_movhi): Remove code for interrupt specific writing to the
7367 stack pointer register.
7369 2008-05-31 Richard Guenther <rguenther@suse.de>
7371 PR tree-optimization/34244
7372 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
7373 (tree_expr_nonzero_warnv_p): Likewise.
7374 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7375 ssa_name_nonnegative_p.
7376 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
7377 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
7378 not tree_expr_nonzero_warnv_p.
7380 PR tree-optimization/36262
7382 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
7384 PR tree-optimization/34244
7385 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
7386 (record_numbers_of_iterations): New function.
7387 (execute_vrp): Cache the numbers of iterations of loops.
7388 * tree-scalar-evolution.c (scev_reset_except_niters):
7390 (scev_reset): Use scev_reset_except_niters.
7391 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
7393 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
7395 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7396 __WORKAROUND_RETS when appropriate.
7398 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7400 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
7401 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
7403 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
7404 *fop_df_comm_sse insn patterns using MODEF mode iterator.
7405 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
7406 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
7407 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
7408 *fop_df_1_mixed insn patterns using MODEF mode iterator.
7409 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
7410 *fop_df_1_sse insn patterns using MODEF mode iterator.
7411 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
7412 *fop_df_1_i387 insn patterns using MODEF mode iterator.
7413 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
7414 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
7415 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
7416 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
7417 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
7418 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
7419 (*fop_xf_4_i387): Use <MODE> for mode attribute.
7420 (*fop_xf_5_i387): Ditto.
7421 (*fop_xf_6_i387): Ditto.
7423 2008-05-30 Richard Guenther <rguenther@suse.de>
7425 * builtins.c (build_string_literal): Avoid generating
7426 a non-gimple_val result.
7428 2008-05-30 DJ Delorie <dj@redhat.com>
7430 * exec-tool.in: Use an environment variable (private) instead of a
7431 file (shared) as a semaphore, so as to not break parallel builds.
7433 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
7435 * optabs.c (maybe_encapsulate_block): Remove.
7436 (emit_libcall_block): Adjust accordingly.
7437 * optabs.h (maybe_encapsulate_block): Remove prototype.
7439 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
7440 Don't use maybe_encapsulate_block.
7442 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
7444 * config/rs6000/rs6000.c (rs6000_legitimize_address,
7445 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
7446 rtx is a SYMBOL_REF before calling get_pool_constant.
7448 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
7450 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
7452 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
7454 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
7455 rather than OS names to choose INO_T_EQ definition.
7456 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
7457 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
7459 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
7462 * config/darwin-f.c: New.
7463 * config/t-darwin: Added rule to build darwin-f.o.
7464 * config.gcc: Defined new variable, fortran_target_objs.
7465 (*-*-darwin*): Set fortran_target_objs.
7466 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
7467 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
7468 * configure: Regenerated.
7470 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
7473 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
7474 canonical type if needed.
7476 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
7478 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
7480 2008-05-29 Richard Guenther <rguenther@suse.de>
7482 PR tree-optimization/36343
7483 PR tree-optimization/36346
7484 PR tree-optimization/36347
7485 * tree-flow.h (clobber_what_p_points_to): Declare.
7486 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
7487 pointed-to variable is dereferenced is irrelevant to whether
7488 the pointer can access the pointed-to variable.
7489 (clobber_what_p_points_to): New function.
7490 * tree-ssa-alias.c (set_initial_properties): Use it.
7491 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
7492 call clobber check for NMTs.
7494 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7496 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
7497 for printing gcov_type.
7499 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7501 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
7502 and the eh region information.
7503 * value-prof.c (gimple_move_stmt_histograms): New function.
7504 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
7506 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
7508 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
7510 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7512 * value-prof.c (tree_ic_transform): Print counts.
7513 * tree-profile.c (tree_gen_ic_func_profiler):
7514 Clear __gcov_indreict_call_callee variable to avoid misattribution
7517 2008-05-28 Rafael Espindola <espindola@google.com>
7519 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
7522 2008-05-28 Richard Guenther <rguenther@suse.de>
7524 PR tree-optimization/36339
7525 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
7526 and clobbering code out of the loop.
7528 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
7530 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
7533 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
7534 s390_contiguous_bitmask_p, s390_symref_operand_p,
7535 s390_check_symref_alignment, s390_reload_larl_operand,
7536 s390_reload_symref_address): New functions.
7537 (s390_branch_condition_mnemonic): Support compare and branch
7539 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
7540 and 'W' constraints.
7541 (s390_secondary_reload): Add secondary reloads for unaligned
7542 symbol refs or symbol refs to floating point or QI/TI mode
7544 (legitimate_address_p): Accept symbol references as addresses.
7545 (s390_expand_insv): Use rotate and insert selected bits
7546 instruction for insv when building for z10.
7547 (print_operand_address): Handle symbol ref addresses.
7548 (print_operand): Output modifier 'c' added for signed byte values.
7549 (s390_encode_section_info): Mark symbol refs with
7550 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
7552 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
7553 (length attribute): RRF, RRR have 4 byte length.
7554 (FPALL, INTALL): New mode iterators added.
7555 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
7556 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
7557 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
7558 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
7559 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
7560 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
7561 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
7562 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
7564 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
7565 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
7566 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
7567 reload<INTALL:mode><P:mode>_toreg_z10,
7568 reload<FPALL:mode><P:mode>_tomem_z10,
7569 reload<FPALL:mode><P:mode>_toreg_z10,
7570 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
7571 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
7572 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
7573 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
7575 (movmem, clrmem, cmpmem): New splitters added.
7577 * config/s390/predicates.md (larl_operand): Use
7578 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
7579 SYMBOL_REF_ALIGN1_P.
7580 (s390_signed_integer_comparison,
7581 s390_unsigned_integer_comparison): New predicates.
7583 * config/s390/s390-protos.h (s390_check_symref_alignment,
7584 s390_contiguous_bitmask_p, s390_reload_larl_operand,
7585 s390_reload_symref_address,
7586 s390_compare_and_branch_condition_mask): Prototypes added.
7588 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
7589 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
7590 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
7592 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
7594 * config/s390/s390.c (z10_cost): New cost function for z10.
7595 (s390_handle_arch_option, override_options): Support -march=z10 switch.
7596 (s390_issue_rate): Adjust issue rate for z10.
7597 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
7598 (processor_flags): Add PF_Z10.
7599 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
7600 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
7601 * gcc/config.gcc: Add z10.
7603 2008-05-28 Richard Guenther <rguenther@suse.de>
7605 PR tree-optimization/36291
7606 * tree-flow. h (struct gimple_df): Remove var_anns member.
7607 * tree-flow-inline.h (gimple_var_anns): Remove.
7608 (var_ann): Simplify.
7609 * tree-dfa.c (create_var_ann): Simplify.
7610 (remove_referenced_var): Clear alias info from var_anns of globals.
7611 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
7612 (delete_tree_ssa): Clear alias info from var_anns of globals.
7613 Do not free var_anns.
7614 (var_ann_eq): Remove.
7615 (var_ann_hash): Likewise.
7617 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
7619 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
7620 and loongson2f entries.
7621 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
7622 * config/mips/mips.h (processor_type): Add Loongson-2E
7623 and Loongson-2F entries.
7624 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
7625 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
7626 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
7627 * doc/invoke.texi (MIPS Options): Document loongson2e
7628 and loongson2f processor names.
7630 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
7634 * config/i386/i386.c (ix86_function_arg_boundary): Use
7635 alignment of canonical type.
7636 (ix86_expand_vector_move): Check unaligned memory access for
7639 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
7641 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
7642 Moved to the front of file.
7644 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
7645 H.J. Lu <hongjiu.lu@intel.com>
7647 * dwarf2out.c (current_fde): New.
7649 (lookup_cfa:): Likewise.
7650 (dwarf2out_end_epilogue): Likewise.
7651 (dwarf2out_note_section_used): Likewise.
7653 2008-05-27 Michael Matz <matz@suse.de>
7656 * c.opt (Wenum-compare): New warning option.
7657 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
7659 2008-05-27 Michael Matz <matz@suse.de>
7662 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
7664 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
7665 into memory as tail calls.
7667 2008-05-27 Richard Guenther <rguenther@suse.de>
7669 PR tree-optimization/36339
7670 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
7671 pointers cause all addressable variables to be call clobbered.
7673 2008-05-27 Richard Guenther <rguenther@suse.de>
7675 PR tree-optimization/36245
7676 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
7678 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7680 * config/s390/s390.md: Replace all occurences of the 'm'
7681 constraint with 'RT'.
7683 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7685 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
7687 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
7689 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
7690 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
7691 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
7693 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7695 * reload.c: (find_reloads): Skip alternatives according to the
7696 "enabled" attribute. Constify the constraint variable.
7697 * recog.c (get_attr_enabled): Add default implementation.
7698 (extract_insn): Set the alternative_enabled_p array
7699 in the recog_data struct.
7700 (preprocess_constraints, constrain_operands): Skip
7701 alternatives according to the "enabled" attribute
7702 * recog.h (struct recog_data): New field alternative_enabled_p.
7703 (skip_alternative): New inline function.
7704 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
7705 (record_reg_classes): Skip alternative according to the
7706 "enabled" attribute.
7708 * doc/md.texi: Add documention for the "enabled" attribute.
7710 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7712 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
7713 * postreload.c (reload_cse_simplify_operands): Replace 'm'
7714 constraint with TARGET_MEM_CONSTRAINT.
7715 * recog.c (asm_operand_ok, preprocess_constraints,
7716 constrain_operands): Likewise.
7717 * regclass.c (record_reg_classes): Likewise.
7718 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
7719 * reload1.c (maybe_fix_stack_asms): Likewise.
7720 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
7721 * recog.h: Adjust comment.
7722 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
7723 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
7724 * doc/md.texi: Add a note to description of 'm' constraint.
7725 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
7727 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
7729 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
7730 that the bitfield is of integral type before testing its precision.
7732 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7733 Sa Liu <saliu@de.ibm.com>
7735 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
7736 __modti3, __udivti3, __umodti3 and __udivmodti4.
7737 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
7738 that implement TImode mul and div functions.
7739 * config/spu/multi3.c: New. Implement __multi3.
7740 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
7741 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
7744 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
7746 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
7747 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
7748 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
7749 tls_sysv_suffix): New mode and mode attribute iterators.
7750 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
7751 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
7752 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
7753 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
7754 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
7757 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
7759 PR tree-optimization/36329
7760 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
7761 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
7762 * cgraphbuild.c (initialize_inline_failed): Use the latter
7763 macro in lieu of the former.
7764 * ipa-inline.c (cgraph_mark_inline): Likewise.
7765 (cgraph_decide_inlining_of_small_function): Likewise.
7766 (cgraph_decide_inlining): Likewise.
7767 (cgraph_decide_inlining_incrementally): Likewise.
7769 2008-05-26 Tristan Gingold <gingold@adacore.com>
7770 Anatoly Sokolov <aesok@post.ru>
7772 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
7773 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
7774 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
7775 optimization for 'avr6' architecture.
7777 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
7780 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
7782 2008-05-26 Richard Guenther <rguenther@suse.de>
7784 * tree-ssa-sccvn.c (expr_has_constants): Declare.
7785 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
7787 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
7790 * caller-save.c (insert_restore): Verify alignment of spill space.
7791 (insert_save): Likewise.
7792 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
7793 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
7794 (STACK_SLOT_ALIGNMENT): Likewise.
7795 * function.c (LOCAL_ALIGNMENT): Removed.
7796 (get_stack_local_alignment): New.
7797 (assign_stack_local): Use it. Set alignment on stack slot.
7798 (assign_stack_temp_for_type): Use get_stack_local_alignment.
7799 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
7800 (STACK_SLOT_ALIGNMENT): New.
7801 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
7802 stack slot in XFmode.
7804 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
7806 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
7809 * config/i386/i386.md (allocate_stack_worker_64): Make sure
7810 argument operand in rax isn't removed.
7812 2008-05-26 Richard Guenther <rguenther@suse.de>
7815 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
7816 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
7818 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
7821 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
7823 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
7825 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
7826 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
7828 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
7830 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
7831 build a trampoline if we don't want one.
7832 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
7833 return zero for nested functions if we don't want a trampoline.
7835 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
7837 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
7839 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
7842 * c.opt: Removed undocumented option '-lang-fortran'.
7843 * c-common.h: Removed global variable 'lang_fortran'.
7844 * c-opts.c (c_common_handle_option): Removed code to handle
7845 option '-lang-fortran'. Updated includes.
7846 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
7847 definition of '__GFORTRAN__'.
7848 (define__GNUC__): Reimplemented to use BASEVER and
7849 cpp_define_formatted.
7850 (builtin_define_with_value_n): Removed.
7851 * c-incpath.h: Renamed to ...
7852 * incpath.h: ... this.
7853 * c-incpath.c: Renamed to ...
7854 * incpath.c: ... this. Updated includes.
7855 * fix-header.c: Updated includes.
7856 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
7857 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
7858 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
7860 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
7862 * tree.h: Update the table of flags used on tree nodes.
7863 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
7864 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
7865 (FORCED_LABEL): Add access check.
7866 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
7867 (ASM_INPUT_P): Likewise.
7868 (ASM_VOLATILE_P): Likewise.
7869 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
7870 (OMP_SECTION_LAST): Access private_flag directly.
7871 (OMP_RETURN_NOWAIT): Likewise.
7872 (OMP_PARALLEL_COMBINED): Likewise.
7873 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
7874 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
7875 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
7876 deprecated_flag directly.
7878 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
7880 * final.c (frame_pointer_needed): Removed.
7881 * flags.h (frame_pointer_needed): Likewise.
7883 * function.h (rtl_data): Add frame_pointer_needed.
7884 (frame_pointer_needed): New.
7886 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
7888 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
7890 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
7892 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
7895 2008-05-25 Alan Modra <amodra@bigpond.net.au>
7897 * c-common.c (strip_array_types): Move function to..
7899 (get_inner_array_type): Delete.
7900 * c-common.h (strip_array_types): Move declaration to..
7902 (get_inner_array_type): Delete.
7903 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
7904 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
7905 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
7906 * config/pa/pa.c (emit_move_sequence): Likewise.
7908 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
7910 * config/i386/i386.md (*sse_prologue_save_insn): Set length
7913 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
7915 * function.c: Include target hook for nonlocal_goto frame value.
7917 2008-05-24 Richard Guenther <rguenther@suse.de>
7919 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
7920 variable can be only accessed through a pointer or a union.
7922 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7924 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
7925 * doc/extend.texi: Likewise.
7927 2008-05-23 DJ Delorie <dj@redhat.com>
7929 * config/m32c/jump.md (untyped_call): Add.
7931 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
7933 (m32c_address_cost): Detail costs for indirect offsets.
7935 2008-05-23 Rafael Espindola <espindola@google.com>
7937 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
7938 if a node is a SUBREG.
7939 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
7942 2008-05-23 Paul Brook <paul@codesourcery.com>
7943 Carlos O'Donell <carlos@codesourcery.com>
7945 * doc/extend.texi: Clarify use of __attribute__((naked)).
7946 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
7947 * target.h (gcc_target): Add allocate_stack_slots_for_args.
7948 * function.c (use_register_for_decl): Use
7949 targetm.calls.allocate_stack_slots_for_args.
7950 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
7951 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
7952 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
7954 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
7956 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
7958 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
7960 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
7961 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
7962 is only rounded once.
7964 2008-05-23 Richard Guenther <rguenther@suse.de>
7966 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
7968 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
7969 Jakub Jelinek <jakub@redhat.com>
7972 * configure.ac: Handle --enable-cld.
7973 * configure: Regenerated.
7974 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
7975 * config/i386/i386.h (struct machine_function): Add needs_cld field.
7976 (ix86_current_function_needs_cld): New define.
7977 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
7978 (cld): New isns pattern.
7979 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
7980 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
7981 * config/i386/i386.opt (mcld): New option.
7982 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
7983 TARGET_CLD and ix86_current_function_needs_cld.
7984 (override_options): Use -mcld by default for 32-bit code if
7987 * doc/install.texi (Options specification): Document --enable-cld.
7988 * doc/invoke.texi (Machine Dependent Options)
7989 [i386 and x86-64 Options]: Add -mcld option.
7990 (Intel 386 and AMD x86-64 Options): Document -mcld option.
7992 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
7993 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
7994 (return_in_memory_64): Likewise.
7995 (return_in_memory_ms_64): Likewise.
7997 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7999 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
8000 * builtins.c (fold_builtin_fpclassify): New.
8001 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
8002 * builtins.def (BUILT_IN_FPCLASSIFY): New.
8003 * c-common.c (handle_type_generic_attribute): Adjust to accept
8004 fixed arguments before an elipsis.
8005 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
8006 * doc/extend.texi: Document __builtin_fpclassify.
8008 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
8010 * omp-low.c (gate_expand_omp_ssa): Remove.
8011 (pass_expand_omp_ssa): Remove.
8012 (gate_expand_omp): Do not check for flag_openmp_ssa.
8013 * common.opt (-fopenmp-ssa): Remove.
8014 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
8016 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
8018 * config/sh/sh.opt (mfixed-range): New option.
8019 * config/sh/sh-protos.h (sh_fix_range): Declare.
8020 * config/sh/sh.c (sh_fix_range): New function.
8021 * config/sh/sh.h (sh_fixed_range_str): Declare.
8022 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
8024 * doc/invoke.texi (SH Options): Document -mfixed-range.
8026 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
8028 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
8029 it before the redeclaration.
8031 2008-05-22 Anatoly Sokolov <aesok@post.ru>
8033 * config/avr/avr.c (get_sequence_length): Add new function.
8034 (expand_prologue, expand_epilogue): Remove duplicate code.
8036 2008-05-22 Rafael Espindola <espindola@google.com>
8038 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
8041 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
8043 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
8044 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
8046 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
8047 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
8048 (vect_update_misalignment_for_peel): Likewise.
8049 (vector_alignment_reachable_p): Likewise.
8050 * tree-vect-transform.c (vectorizable_load): Likewise.
8051 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
8052 (get_vectype_for_scalar_type): Pass mode of scalar_type
8053 to UNITS_PER_SIMD_WORD.
8055 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
8056 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
8057 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
8058 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
8059 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
8061 2008-05-22 Ira Rosen <irar@il.ibm.com>
8063 PR tree-optimization/36293
8064 * tree-vect-transform.c (vect_transform_strided_load): Don't check
8065 if the first load must be skipped because of a gap.
8067 2008-05-22 Richard Guenther <rguenther@suse.de>
8069 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
8070 more cases of offset disambiguation that is possible if
8071 strict-aliasing rules apply.
8072 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
8073 for basic offset and type-based disambiguation.
8075 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8077 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
8078 ix86_expand_vector_set on V16QImode for SSE4.1.
8080 2008-05-21 Tom Tromey <tromey@redhat.com>
8082 * c.opt (Wimport): Mark as undocumented.
8083 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
8085 (Warning Options): Likewise.
8086 * doc/cppopts.texi: Don't mention -Wimport.
8088 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
8090 PR tree-optimization/36287
8091 PR tree-optimization/36286
8092 * lambda-code.c (build_access_matrix): Do not use the loop->num
8093 for computing the number of induction variables: use the loop depth
8096 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
8099 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
8100 option -f(no-)leading-underscore.
8102 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8104 * config/i386/i386.c (ix86_expand_vector_init_general): Use
8105 GET_MODE_NUNITS (mode).
8107 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
8109 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
8110 (-mmulhw): Add 464 to description.
8111 (-mdlmzb): Likewise.
8112 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
8113 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
8115 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
8116 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
8117 * config/rs6000/rs6000.md: Update comments for 464.
8119 2008-05-21 Janis Johnson <janis187@us.ibm.com>
8121 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
8123 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8125 * config/i386/sse.md (vec_extractv4sf): Removed.
8126 (vec_extractv2df): Likewise.
8127 (vec_extractv2di): Likewise.
8128 (vec_extractv4si): Likewise.
8129 (vec_extractv8hi): Likewise.
8130 (vec_extractv16qi): Likewise.
8131 (vec_extract<mode>): New.
8133 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8135 * config/i386/sse.md (vec_setv4sf): Removed.
8136 (vec_setv2df): Likewise.
8137 (vec_setv2di): Likewise.
8138 (vec_setv4si): Likewise.
8139 (vec_setv8hi): Likewise.
8140 (vec_setv16qi): Likewise.
8141 (vec_set<mode>): New.
8143 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8145 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
8146 goto for vec_concat and vec_interleave.
8148 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8150 * config/i386/sse.md (vec_initv4sf): Removed.
8151 (vec_initv2df): Likewise.
8152 (vec_initv2di): Likewise.
8153 (vec_initv4si): Likewise.
8154 (vec_initv8hi): Likewise.
8155 (vec_initv16qi): Likewise.
8156 (vec_init<mode>): New.
8158 2008-05-21 Joseph Myers <joseph@codesourcery.com>
8160 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
8162 2008-05-21 Tom Tromey <tromey@redhat.com>
8164 * ggc-zone.c (lookup_page_table_if_allocated): New function.
8165 (zone_find_object_offset): Likewise.
8166 (gt_ggc_m_S): Likewise.
8167 (highest_bit): Likewise.
8168 * ggc-page.c (gt_ggc_m_S): New function.
8169 * stringpool.c (string_stack): Remove.
8170 (init_stringpool): Update.
8171 (ggc_alloc_string): Use ggc_alloc.
8172 (maybe_delete_ident): New function.
8173 (ggc_purge_stringpool): Likewise.
8174 (gt_ggc_m_S): Remove.
8175 * ggc-common.c (ggc_protect_identifiers): New global.
8176 (ggc_mark_roots): Call ggc_purge_stringpool. Use
8177 ggc_protect_identifiers.
8178 * ggc.h (ggc_protect_identifiers): Declare.
8179 (gt_ggc_m_S): Update.
8180 (ggc_purge_stringpool): Declare.
8181 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
8182 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
8184 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
8186 2008-05-21 David S. Miller <davem@davemloft.net>
8188 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
8191 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
8193 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
8196 2008-05-20 David Daney <ddaney@avtrex.com>
8198 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
8199 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
8200 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
8201 UNSPEC_UPDATE_GOT_VERSION): Renumber.
8202 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
8203 (atomic_hiqi_op): New define_code_iterator.
8204 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
8205 mips_expand_compare_and_swap_12.
8206 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
8207 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
8208 (sync_<optab><mode>, sync_old_<optab><mode>,
8209 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8210 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
8211 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
8212 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
8213 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
8214 (test_and_set_12): New insn.
8215 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
8216 sync_new_<optab><mode>, sync_old_nand<mode>,
8217 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
8218 clobber to operand 0 for SI and DI mode insns.
8219 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
8220 mips_gen_fn_4): New typedefs.
8221 (mips_gen_fn_ptrs): Define new union type.
8222 (mips_expand_compare_and_swap_12): Remove declaration.
8223 (mips_expand_atomic_qihi): Declare function.
8224 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
8225 (mips_expand_atomic_qihi): ... this. Use new generator function
8227 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
8228 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
8229 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
8230 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
8231 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
8232 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
8233 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
8234 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
8235 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
8236 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
8239 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
8241 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
8244 2008-05-20 Anatoly Sokolov <aesok@post.ru>
8246 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
8247 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
8248 (avr_attribute_table): Add 'OS_main' function attribute.
8249 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
8250 functions with 'OS_main' attribute.
8252 2008-05-20 Richard Guenther <rguenther@suse.de>
8254 PR tree-optimization/35204
8255 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
8256 helper, split out from ...
8257 (DFS): ... here. Make the DFS walk non-recursive.
8259 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
8260 Jan Sjodin <jan.sjodin@amd.com>
8262 PR tree-optimization/36181
8263 * tree-parloops.c (loop_has_vector_phi_nodes): New.
8264 (parallelize_loops): Don't parallelize when the loop has vector
8267 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8268 Sebastian Pop <sebastian.pop@amd.com>
8270 * tree-loop-linear.c (gather_interchange_stats): Look in the access
8271 matrix, and never look at the tree representation of the memory
8273 (linear_transform_loops): Computes parameters and access matrices.
8274 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
8276 (access_matrix_get_index_for_parameter): New.
8277 * tree-data-ref.h (struct access_matrix): New.
8278 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
8279 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
8280 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
8281 am_vector_index_for_loop): New.
8282 (struct data_reference): Add field access_matrix.
8283 (DR_ACCESS_MATRIX): New.
8284 (compute_data_dependences_for_loop): Update declaration.
8285 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
8286 * lambda.h (lambda_vector_vec_p): Declared.
8287 * lambda-code.c: Depend on pointer-set.h.
8288 (lambda_collect_parameters_from_af, lambda_collect_parameters,
8289 av_for_af_base, av_for_af, build_access_matrix,
8290 lambda_compute_access_matrices): New.
8291 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
8293 2008-05-20 Joseph Myers <joseph@codesourcery.com>
8295 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
8298 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8299 Sebastian Pop <sebastian.pop@amd.com>
8301 PR tree-optimization/36206
8302 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
8304 (instantiate_scev_1): Rename flags to fold_conversions.
8305 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
8306 outeside instantiation_loop.
8307 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
8308 (evolution_function_is_affine_or_constant_p): Removed.
8309 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
8311 (analyze_siv_subscript): Pass in the loop nest number.
8312 Call evolution_function_is_affine_in_loop instead of
8313 evolution_function_is_affine_p.
8314 (analyze_overlapping_iterations): Pass in the loop nest number.
8316 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8317 Sebastian Pop <sebastian.pop@amd.com>
8319 PR tree-optimization/36206
8320 * tree-chrec.h (chrec_fold_op): New.
8321 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
8324 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
8326 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
8328 (remove_duplicates): Do not set inode on non-inode systems.
8331 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
8333 * config.gcc (tm_file): Update comments about relative pathnames.
8335 2008-05-20 Richard Guenther <rguenther@suse.de>
8337 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
8338 * tree-ssa-sccvn.c (process_scc): Likewise.
8339 * tree-ssa-sink.c (execute_sink_code): Likewise.
8340 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
8341 * tree-vrp.c (process_assert_insertions): Likewise.
8342 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8343 (perform_tree_ssa_dce): Likewise.
8344 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
8345 (dump_dominator_optimization_stats): Likewise.
8346 * tree-vectorizer.c (vectorize_loops): Likewise.
8348 2008-05-20 Richard Guenther <rguenther@suse.de>
8350 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
8352 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
8354 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
8355 (ix86_i386elf_return_in_memory): Likewise.
8356 (ix86_i386interix_return_in_memory): Likewise.
8357 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
8358 (SUBTARGET_RETURN_IN_MEMORY): New.
8359 * config/i386/i386elf.h: Likewise.
8360 * config/i386/ptx4-i.h: Likewise.
8361 * config/i386/sol2-10.h: Likewise.
8362 * config/i386/sysv4.h: Likewise.
8363 * config/i386/vx-common.h: Likewise.
8364 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
8365 * config/i386/i386.c (ix86_return_in_memory): Made static and
8366 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
8367 (ix86_i386elf_return_in_memory): Removed.
8368 (ix86_i386interix_return_in_memory): Removed.
8369 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
8370 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
8372 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
8374 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
8376 2008-05-19 Xinliang David Li <davidxl@google.com>
8378 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
8380 * common.opt: Ditto.
8381 * doc/invoke.texi: Ditto.
8383 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
8385 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
8386 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
8388 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
8390 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
8391 sizes of operand array from 8/4 to 4/2.
8392 (ix86_expand_vector_init_general): Change size of operand array
8393 from 32 to 16. Remove op0, op1 and half_mode.
8395 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
8397 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
8398 (ix86_expand_vector_init_interleave): Likewise.
8399 (ix86_expand_vector_init_general): Use them. Assert
8400 word_mode == SImode when n_words == 4.
8402 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
8404 * config/i386/i386.c (ix86_secondary_reload): New static function.
8405 (TARGET_SECONDARY_RELOAD): New define.
8406 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
8407 * config/i386/i386.md (reload_outqi): Remove.
8409 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8412 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
8413 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
8414 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
8415 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
8416 (fold_builtin_1): Likewise.
8417 * builtins.def (BUILT_IN_ISINF_SIGN): New.
8418 c-common.c (check_builtin_function_arguments): Handle
8419 BUILT_IN_ISINF_SIGN.
8420 * doc/extend.texi: Document __builtin_isinf_sign.
8421 * fold-const.c (operand_equal_p): Handle COND_EXPR.
8423 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
8425 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
8426 EH cleanup at the end of the pass, search for those that have been
8427 turned into forwarder blocks and do the cleanup on their successor.
8429 2008-05-18 Richard Guenther <rguenther@suse.de>
8431 * tree-cfg.c (verify_gimple_expr): Allow conversions from
8432 pointers to sizetype and vice versa.
8434 2008-05-18 Xinliang David Li <davidxl@google.com>
8436 * gcc/tree-ssa-dce.c: Coding style fix.
8437 (check_pow): Documentation comment.
8438 (check_log): Documenation comment. Coding style fix.
8439 (is_unnecessary_except_errno_call): Ditto.
8440 (gen_conditions_for_pow): Ditto.
8441 (gen_conditions_for_log): Ditto.
8442 (gen_shrink_wrap_conditions): Ditto.
8443 (shrink_wrap_one_built_in_calls): Ditto.
8444 * gcc/doc/invoke.texi: Better documentation string.
8445 * ChangeLog: Fix wrong change log entries from
8446 May 17 checkin on function call DCE.
8448 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
8450 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
8452 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
8454 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
8455 * df-problems.c (simulation routines): Fixed block comment to
8456 properly say how to add forwards scanning functions.
8458 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
8460 * tree-inline.c (setup_one_parameter): Remove dead code.
8462 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
8464 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
8465 a BIT_AND_EXPR only for an INTEGER_TYPE.
8467 2008-05-17 Xinliang David Li <davidxl@google.com>
8469 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
8470 (check_pow, check_log, is_unnecessary_except_errno_call): New
8471 functions to check for eliminating math functions that are pure
8472 except for setting errno.
8473 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
8474 general condition expressions for shrink-wrapping pow/log calls.
8475 (gen_shrink_wrap_conditions): Ditto.
8476 (shrink_wrap_one_built_in_call): Ditto.
8477 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
8478 (mark_operand_necessary): If debugging, output if OP is necessary.
8479 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
8481 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
8483 * gcc/common.opt: New user flag -ftree-builtin-dce.
8484 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
8486 2008-05-16 David S. Miller <davem@davemloft.net>
8488 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
8489 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
8491 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
8494 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
8496 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8498 * ifcvt.c (dead_or_predicable): Rename
8499 df_simulate_one_insn_backwards to df_simulate_one_insn.
8500 * recog.c (peephole2_optimize): Ditto.
8501 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
8503 * df.h: Rename df_simulate_one_insn_backwards to
8504 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
8505 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
8506 scanning of defs and uses.
8507 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
8508 (df_simulate_one_insn_forwards): Removed.
8510 2008-05-16 Doug Kwan <dougkwan@google.com>
8512 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
8514 (real_from_string): Handle NaNs and Inf as approriate.
8516 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
8518 * doc/gty.texi (Source Files Containing Type Information): Note
8519 that headers should appear first in the gtfiles list.
8521 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8523 * tree.def (COND_EXEC): Properly documented this code.
8525 2008-05-16 Diego Novillo <dnovillo@google.com>
8527 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
8528 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
8531 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8533 * tree-ssa-dse (max_stmt_uid): Removed.
8534 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
8535 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
8536 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
8537 * function.h (cfun.last_stmt_uid): New field.
8538 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
8539 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
8541 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
8542 (create_stmt_ann): Initialize the ann->uid field.
8543 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
8545 * tree-flow.h (renumber_gimple_stmt_uids): New function.
8547 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
8549 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
8550 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
8551 (init_empty_tree_cfg): Call it.
8553 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8555 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
8558 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8560 * doc/invoke.text (-fdump-tree-*-verbose): New option.
8561 * tree-dump.c (dump_options): New verbose option.
8562 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
8564 * tree-pass.h (TDF_VERBOSE): New dump flag.
8565 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
8566 (tree-flow.h): Added include.
8567 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
8569 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
8571 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
8573 From Jie Zhang <jie.zhang@analog.com>
8574 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8575 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
8576 mcpu=bf561-none and mcpu=bf561-0.2.
8577 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8578 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
8579 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8580 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
8581 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
8582 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
8583 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
8585 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
8586 (cputype_selected): Remove.
8587 (bfin_handle_option): Don't use cputype_selected.
8588 (override_options): When no mcpu option, enable all workarounds.
8589 Don't use bfin_workarounds.
8590 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
8592 (DEFAULT_CPU_TYPE): Don't define.
8594 2008-05-16 Richard Guenther <rguenther@suse.de>
8596 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
8597 on deletion of the last stmt.
8599 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
8601 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
8602 V8HImode for SSE2 and V16QImode for SSE4.1.
8604 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8606 * cgraph.h (compute_inline_parameters): Made public.
8607 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
8608 variable_generate_summary, function_write_summary,
8609 variable_write_summary, variable_read_summary. Added generate_summary,
8610 write_summary, read_summary.
8611 * cgraphunit.c (cgraph_process_new_functions): Changed call from
8612 pass_ipa_inline.function_generate_summary, to
8613 compute_inline_parameters.
8614 * ipa-inline.c (compute_inline_parameters): Made public and added
8616 (compute_inline_parameters_for_current): New function.
8617 (pass_inline_param): Now calls compute_inline_parameters_for_current.
8618 (inline_generate_summary): Removed parameter and made to loop over
8620 (pass_ipa_inline): Updated for new IPA_PASS structure.
8621 * passes.c (execute_ipa_summary_passes): Now is called once per
8622 pass rather than once per node*pass.
8624 2008-05-15 Anatoly Sokolov <aesok@post.ru>
8626 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
8627 avr_have_mul_p, avr_asm_only_p): Remove variables.
8628 (avr_override_options): Remove initialization of removed variables.
8629 (avr_file_start): Convert removed variables to fields of
8630 'struct base_arch_s *avr_current_arch'.
8631 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
8632 (AVR_HAVE_MUL): (Ditto.).
8633 (AVR_HAVE_MOVW): (Ditto.).
8634 (AVR_HAVE_LPMX): (Ditto.).
8635 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
8636 avr_asm_only_p): Remove declaration.
8638 2008-05-15 Diego Novillo <dnovillo@google.com>
8640 * config/arm/arm.c (arm_return_in_memory): Fix return type.
8641 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
8643 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
8646 * combine.c (check_conversion): Rename back to check_promoted_subreg.
8647 Don't call record_truncated_value from here.
8648 (record_truncated_value): Turn it into a for_each_rtx callback.
8649 (record_truncated_values): New function.
8650 (combine_instructions): Call note_uses with record_truncated_values.
8651 Change name of check_conversion to check_promoted_subreg.
8653 2008-05-15 Janis Johnson <janis187@us.ibm.com>
8655 * doc/sourcebuild.texi: Document support for torture tests.
8657 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
8659 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
8660 to alternative 4 of operand 2.
8662 2008-05-15 Richard Guenther <rguenther@suse.de>
8664 * tree-pass.h (current_pass): Declare.
8665 (get_pass_for_id): Likewise.
8666 * passes.c (passes_by_id, passes_by_id_size): New globals.
8667 (set_pass_for_id): New function.
8668 (get_pass_for_id): Likewise.
8669 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
8670 (execute_function_todo): Flush per function statistics.
8671 * toplev.c (compile_file): Init statistics.
8672 (general_init): Do early statistics initialization.
8673 (finalize): Finish statistics.
8674 * statistics.h (statistics_early_init): Declare.
8675 (statistics_init): Likewise.
8676 (statistics_fini): Likewise.
8677 (statistics_fini_pass): Likewise.
8678 (statistics_counter_event): Likewise.
8679 (statistics_histogram_event): Likewise.
8680 * statistics.c: New file.
8681 * Makefile.in (OBJS-common): Add statistics.o.
8682 (statistics.o): Add dependencies.
8683 * doc/invoke.texi (-fdump-statistics): Document.
8685 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
8687 (execute_pre): Use statistics_counter_event.
8688 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
8689 (substitute_and_fold): Increment it. Use statistics_counter_event.
8691 2008-05-15 Diego Novillo <dnovillo@google.com>
8693 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
8695 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
8696 * tree-ssa-alias.c (new_type_alias): Remove references to
8697 sub-variables from comment.
8698 * tree-ssa-operands.c (swap_tree_operands): Likewise.
8700 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
8702 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
8703 attribute to 1 only for insertps alternative.
8705 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
8707 * config/bfin/bfin.md (loadbytes): New pattern.
8708 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
8709 (bfin_init_builtins): Initialize it.
8710 (bdesc_1arg): Add it.
8712 2008-05-15 Sa Liu <saliu@de.ibm.com>
8714 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
8715 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
8716 * testsuite/lib/target-supports.exp: Add
8717 check_effective_target_fortran_integer_16.
8719 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
8721 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
8722 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
8723 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
8724 (TARGET_RETURN_IN_MEMORY): Define.
8726 2008-05-15 Richard Guenther <rguenther@suse.de>
8729 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
8730 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
8731 represent unmodifiable vars.
8733 2008-05-15 Richard Guenther <rguenther@suse.de>
8735 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
8736 INDIRECT_REF and TARGET_MEM_REF.
8737 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8740 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
8741 H.J. Lu <hongjiu.lu@intel.com>
8743 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
8744 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
8745 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
8746 insn alternatives. Add missing alternatives.
8747 (*vec_concatv2di_rex64_sse4_1): Likewise.
8748 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
8749 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
8752 2008-05-15 Richard Guenther <rguenther@suse.de>
8754 PR tree-optimization/36009
8755 PR tree-optimization/36204
8756 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
8757 (determine_invariantness_stmt): Record the loop a store is
8759 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
8762 2008-05-15 Richard Guenther <rguenther@suse.de>
8764 PR tree-optimization/34330
8765 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
8766 through the pointer will alias the SMT.
8768 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
8770 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
8772 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
8774 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
8776 2008-05-14 Michael Meissner <michael.meissner@amd.com>
8777 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8779 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
8780 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
8781 (vashl_optab): New optab for vector/vector shifts.
8782 (vashr_optab): Ditto.
8783 (vlshr_optab): Ditto.
8784 (vrotl_optab): Ditto.
8785 (vrotr_optab): Ditto.
8786 (optab_subtype): New enum for optab_for_tree_code call.
8787 (optab_for_tree_code): Add enum optab_subtype argument.
8789 * optabs.c (optab_for_tree_code): Take an additional argument to
8790 distinguish between a vector shift by a scalar and vector shift by
8791 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
8792 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
8793 vector shift by a vector.
8794 (expand_widen_pattern_expr): Pass additional argument to
8795 optab_for_tree_code.
8797 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
8798 vrotl_optab, vrotr_optab.
8800 * expr.c (expand_expr_real_1): Update calls to
8801 optab_for_tree_code to distinguish between vector shifted by a
8802 scalar and vector shifted by a vector.
8803 * tree-vectorizer.c (supportable_widening_operation): Ditto.
8804 (supportable_narrowing_operation): Ditto.
8805 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
8806 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
8807 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
8808 (vect_create_epilog_for_reduction): Ditto.
8809 (vectorizable_reduction): Ditto.
8810 (vectorizable_operation): Ditto.
8811 (vect_strided_store_supported): Ditto.
8812 (vect_strided_load_supported): Ditto.
8813 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8814 * expmed.c (expand_shift): Ditto.
8816 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
8818 (ashr@var{m}3): Ditto.
8819 (vashl@var{m}3): Document new vector/vector shift standard name.
8820 (vashr@var{m}3): Ditto.
8821 (vlshr@var{m}3): Ditto.
8822 (vrotl@var{m}3): Ditto.
8823 (vrotr@var{m}3): Ditto.
8825 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
8826 (PPERM_INVERT): Ditto.
8827 (PPERM_REVERSE): Ditto.
8828 (PPERM_REV_INV): Ditto.
8829 (PPERM_ZERO): Ditto.
8830 (PPERM_ONES): Ditto.
8831 (PPERM_SIGN): Ditto.
8832 (PPERM_INV_SIGN): Ditto.
8833 (PPERM_SRC1): Ditto.
8834 (PPERM_SRC2): Ditto.
8836 * config/i386/sse.md (mulv2di3): Add SSE5 support.
8837 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
8838 allows a memory operand to be the value being added, and split it
8839 to improve vectorization.
8840 (sse5_pmacsdqh_mem): Ditto.
8841 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
8842 (sse5_mulv2div2di3_high): Ditto.
8843 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
8844 (vec_pack_trunc_v4si): Ditto.
8845 (vec_pack_trunc_v2di): Ditto.
8846 (sse5_pcmov_<mode>): Remove code that tried to use use
8847 andps/andnps instead of pcmov.
8848 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
8849 pmacsdqh instructions.
8850 (vec_widen_smult_lo_v4si): Ditto.
8852 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
8853 (PPERM_INVERT): Ditto.
8854 (PPERM_REVERSE): Ditto.
8855 (PPERM_REV_INV): Ditto.
8856 (PPERM_ZERO): Ditto.
8857 (PPERM_ONES): Ditto.
8858 (PPERM_SIGN): Ditto.
8859 (PPERM_INV_SIGN): Ditto.
8860 (PPERM_SRC1): Ditto.
8861 (PPERM_SRC2): Ditto.
8862 (ix86_expand_sse_movcc): Move the SSE5 test after the if
8864 (ix86_expand_int_vcond): If SSE5 generate all possible integer
8866 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
8867 says ignore whether the last reference is a memory operand.
8869 2008-05-14 Michael Meissner <michael.meissner@amd.com>
8870 Paolo Bonzini <bonzini at gnu dot org>
8872 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
8875 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
8876 (vlshr<mode>3): Rename from vlshr<mode>3.
8877 (vashr<mode>3): Rename from vashr<mode>3.
8878 (mulv4sf3): Change the names of vector shift patterns.
8882 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
8885 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
8910 * config/spu/spu.md (v): New iterator macro to add v for vector types.
8911 (floatunssidf2_internal): Change vector/vector shift names.
8912 (floatunsdidf2_internal): Ditto.
8919 (vashl<mode>3): Rename from ashl<mode>3.
8920 (vashr<mode>3): Rename from ashr<mode>3.
8921 (vlshr<mode>3): Rename from lshr<mode>3.
8922 (vrotl<mode>3): Rename from rotl<mode>3.
8924 2008-05-14 Michael Meissner <michael.meissner@amd.com>
8927 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
8928 multiply gives the wrong value when doing widening multiplies.
8929 (vec_widen_smult_lo_v4si): Ditto.
8931 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
8933 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
8934 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
8935 emit_library_call_value.
8936 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
8937 * tree.h (ECF_LIBCALL_BLOCK): Removed.
8938 * calls.c (initialize_argument_information, precompute_arguments,
8939 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
8940 (precompute_arguments): Removed flags parameter.
8941 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
8943 2008-05-14 Richard Guenther <rguenther@suse.de>
8945 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
8946 Make sure to register the store if the use is a PHI_NODE.
8948 2008-05-14 Olivier Hainque <hainque@adacore.com>
8950 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
8951 memory if the component is to be referenced in BLKmode according
8952 to get_inner_reference.
8954 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
8956 * calls.c (emit_library_call_value_1): Restore code clearing
8957 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
8959 2008-05-14 Olivier Hainque <hainque@adacore.com>
8960 Nicolas Roche <roche@adacore.com>
8962 * configure.ac: Add support for a "gcc_subdir" variable in
8963 config-lang.in, to denote a subdirectory where the language/GCC
8964 integration files are to be found.
8965 * configure: Regenerate.
8967 2008-05-14 Ira Rosen <irar@il.ibm.com>
8969 PR tree-optimization/36098
8970 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
8971 value for the first load in the group in case of a gap.
8972 (vect_build_slp_tree): Check that there are no gaps in loads.
8974 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
8976 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
8977 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
8978 expand_copysign_bit, ): Change call to emit_no_conflict_block to
8979 emit_insn and remove unneeded code to construct extra args.
8980 (emit_no_conflict_block): Removed.
8981 * optabls.h: (emit_no_conflict_block): Removed.
8982 * cse.c (cse_extended_basic_block): Remove search for
8983 REG_NO_CONFLICT note.
8984 * global.c: Removed incorrect comment added in revision 117.
8985 * expr.c (convert_move): Change call to emit_no_conflict_block to
8987 * recog.c: Change comments so that they do not mention
8989 * local_alloc.c (combine_regs): Removed last parameter.
8990 (no_conflict_p): Removed.
8991 (block_alloc): Removed note, no_conflict_combined_regno and set
8992 local vars. Removed all code to process REG_NO_CONFLICT blocks.
8993 (combine_regs): Removed already_dead and code to look for
8994 REG_NO_CONFLICT notes.
8995 * lower_subreg (remove_retval_note): Removed code to look for
8996 REG_NO_CONFLICT block.
8997 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
8998 (resolve_clobber): Remove code to process libcalls that have
8999 REG_NO_CONFLICT notes.
9000 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
9002 * combine.c (can_combine_p, distribute_notes): Removed
9003 REG_NO_CONFLICT case.
9004 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
9006 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
9007 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
9009 * reg-notes.def (NO_CONFLICT): Removed.
9011 2008-05-14 David S. Miller <davem@davemloft.net>
9013 * config/sparc/sparc.c (sparc_profile_hook): If
9014 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
9015 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
9016 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
9018 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
9020 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
9022 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
9025 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
9026 and op1 expansion before vector concat to have less live pseudos.
9028 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
9030 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
9031 ix86_expand_vector_set if supported.
9033 2008-05-13 Diego Novillo <dnovillo@google.com>
9034 Kenneth Zadeck <zadeck@naturalbridge.com>
9036 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
9038 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
9039 phinodes_print_statistics, init_ssanames, fini_ssanames,
9040 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
9041 release_ssa_name, release_defs, replace_ssa_name_symbol,
9042 ssanames_print_statistics): Move ...
9043 * tree-flow.h: ... here.
9044 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
9045 Use FN instead of cfun.
9046 (make_ssa_name_fn): Rename from make_ssa_name.
9047 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
9048 * tree-flow-inline.h (make_ssa_name): Move from
9049 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
9050 * omp-low.c (expand_omp_parallel):
9051 * tree-flow-inline.h (redirect_edge_var_map_result):
9052 * tree-ssa.c (init_tree_ssa): Add argument FN.
9053 Use it instead of cfun. Update all users.
9055 2008-05-13 Tom Tromey <tromey@redhat.com>
9057 PR preprocessor/22168:
9058 * doc/cpp.texi (Top): Update menu.
9059 (Alternatives to Wrapper #ifndef): New node.
9060 (Other Directives): Document deprecation.
9061 (Obsolete Features): Remove menu.
9062 (Assertions): Merge node into Obsolete Features.
9063 (Obsolete once-only headers): Move earlier; rename to Alternatives
9065 * doc/cppopts.texi: Update.
9066 * c.opt (Wdeprecated): Enable for C and ObjC.
9067 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
9068 (C++ Dialect Options): Move -Wno-deprecated from here to...
9069 (Warning Options): ... here.
9071 2008-05-13 Richard Guenther <rguenther@suse.de>
9074 * fold-const.c (fold_sign_changed_comparison): Do not allow
9075 changes in pointer-ness.
9077 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9080 * config/sh/sh.c (sh_expand_prologue): Don't clear
9081 RTX_FRAME_RELATED_P for push insns.
9083 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
9085 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
9087 2008-05-12 Anatoly Sokolov <aesok@post.ru>
9089 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
9090 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
9091 Use 'machine->is_leaf' instead of 'leaf_func_p'.
9093 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
9095 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
9096 (*vec_concatv4sf_sse): This.
9097 (*sse2_concatv2si): Renamed to ...
9098 (*vec_concatv2si_sse2): This.
9099 (*sse1_concatv2si): Renamed to ...
9100 (*vec_concatv2si_sse): This.
9101 (*vec_concatv2di_rex): Renamed to ...
9102 (*vec_concatv2di_rex64): This.
9103 (*vec_concatv2si_sse4_1): New.
9104 (*vec_concatv2di_rex64_sse4_1): Likewise.
9106 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
9108 PR rtl-optimization/36111
9109 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
9110 that was created for swappable operands.
9112 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
9115 * Makefile.in: Substitute GNATMAKE and GNATBIND.
9116 * configure.ac: Add call to ACX_PROG_GNAT.
9118 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
9120 * optc-gen.awk: Fix comment typo.
9122 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9124 * pretty-print.c (pp_integer_with_precision): Use
9125 HOST_LONG_LONG_FORMAT.
9127 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
9129 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
9131 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
9133 * config/i386/i386.c (bdesc_ptest): Removed.
9134 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
9135 (bdesc_args): Add __builtin_ia32_ptestz128,
9136 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
9137 (ix86_init_mmx_sse_builtins): Updated.
9138 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
9139 (ix86_expand_builtin): Updated.
9141 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
9143 * tree-cfg.c (valid_fixed_convert_types_p): New function.
9144 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
9146 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
9148 * value-prof.c (interesting_stringop_to_profile): Do not
9149 return early for BUILT_IN_MEMPCPY.
9151 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
9153 * calls.c (expand_call): Don't use callgraph to increase
9154 preferred_stack_boundary.
9156 * cgraph.h (cgraph_rtl_info): Use unsigned on
9157 preferred_incoming_stack_boundary.
9159 * final.c (rest_of_clean_state): Use unsigned on
9160 preferred_stack_boundary.
9162 2008-05-09 Tom Tromey <tromey@redhat.com>
9164 PR preprocessor/22231:
9165 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
9168 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
9170 PR tree-optimization/36129
9171 * tree-ssa-ccp.c: Include value-prof.h.
9172 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
9173 built-in function was folded to a constant.
9174 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
9176 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
9177 Sebastian Pop <sebastian.pop@amd.com>
9179 * tree-scalar-evolution.c: Document instantiate_scev.
9180 (instantiate_parameters_1): Renamed instantiate_scev_1.
9181 Don't use the same loop for instantiation_loop and evolution_loop.
9182 (instantiate_scev): New.
9183 (instantiate_parameters): Moved...
9184 (resolve_mixers): Update call to instantiate_scev_1 to pass the
9185 same loop twice. Maintains the semantics for this function.
9186 * tree-scalar-evolution.h (instantiate_scev): Declare.
9187 (instantiate_parameters): ...here. Now static inline.
9188 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
9189 instead of resolve_mixers.
9191 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9193 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
9195 2008-05-09 Tomas Bily <tbily@suse.cz>
9197 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
9198 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
9199 * tree-ssa-structalias.c (get_constraint_for): Likewise.
9200 * c-common.c (c_common_truthvalue_conversion): Likewise.
9201 * tree-object-size.c (compute_object_offset): Likewise.
9202 * tree-inline.c (estimate_num_insns_1): Likewise.
9203 * varasm.c (const_hash_1, compare_constant, copy_constant)
9204 (compute_reloc_for_constant, output_addressed_constants)
9205 (initializer_constant_valid_p): Likewise.
9206 * c-omp.c (check_omp_for_incr_expr): Likewise.
9207 * gimplify.c (gimplify_expr): Likewise.
9208 * c-typeck.c (c_finish_return): Likewise.
9209 * tree-vectorizer.c (supportable_widening_operation)
9210 (supportable_narrowing_operation): Likewise.
9211 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
9212 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
9213 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9214 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
9215 (descr_info_loc): Likewise.
9216 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
9217 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
9218 (fold_unary): Likewise.
9219 * builtins.c (get_pointer_alignment): Likewise.
9220 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
9221 (instantiate_parameters_1): Likewise.
9222 * tree.c (expr_align, stabilize_reference): Likewise.
9223 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
9224 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
9225 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
9226 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
9227 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
9228 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
9230 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
9231 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
9232 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9233 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
9234 (forward_propagate_comparison)
9235 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9236 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
9237 * emit-rtl.c (component_ref_for_mem_expr)
9238 (set_mem_attributes_minus_bitpos): Likewise.
9239 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
9240 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
9242 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
9243 (build_function_call, pointer_diff, build_compound_expr)
9244 (c_finish_return): Likewise.
9245 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
9246 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
9248 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
9249 * expr.c (is_aligning_offset): Likewise.
9250 * tree-ssa-alias.c (is_escape_site): Likewise.
9251 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
9252 (check_all_va_list_escapes): Likewise.
9253 * tree-ssa-loop-ivopts.c (determine_base_object)
9254 (determine_common_wider_type): Likewise.
9255 * dojump.c (do_jump): Likewise.
9256 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
9257 * tree-gimple.c (is_gimple_cast): Likewise.
9258 * fold-const.c (decode_field_reference, )
9259 (fold_sign_changed_comparison, fold_unary, fold_comparison)
9260 (fold_binary): Likewise.
9261 * tree-ssa-alias-warnings.c (find_alias_site_helper)
9262 (already_warned_in_frontend_p): Likewise.
9263 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
9264 * tree.c (really_constant_p, get_unwidened): Likewise.
9265 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9266 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9267 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
9269 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
9271 (CONVERT_EXPR_P): Define.
9272 (CASE_CONVERT): Define.
9274 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
9277 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
9278 (delete_unmarked_insns): When deleting a call, call
9279 delete_unreachable_blocks.
9280 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
9281 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
9283 2008-05-08 Richard Guenther <rguenther@suse.de>
9285 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
9286 (-ftree-salias): Likewise.
9287 (salias-max-implicit-fields): Remove param documentation.
9288 (salias-max-array-elements): Likewise.
9289 * tree-pass.h (pass_create_structure_vars): Remove.
9290 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
9291 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
9292 * tree-ssa-alias.c (create_structure_vars): Remove.
9293 (gate_structure_vars): Likewise.
9294 (pass_create_structure_vars): Likewise.
9295 (gate_build_alias): Likewise.
9296 (pass_build_alias): Adjust to run always and dump the function.
9297 * common.opt (ftree-salias): Hide.
9298 * passes.c (init_optimization_passes): Remove
9299 pass_create_structure_vars, adjust comment.
9300 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
9301 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
9302 * opts.c (decode_options): Do not set flag_tree_salias.
9303 (common_handle_option): Add OPT_ftree_salias to the backward
9304 compatibility section.
9306 2008-05-08 Richard Guenther <rguenther@suse.de>
9308 * tree-flow-inline.h (var_can_have_subvars): Move ...
9309 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
9310 * tree-flow.h (var_can_have_subvars): Remove.
9311 (push_fields_onto_fieldstack): Remove.
9312 (sort_fieldstack): Likewise.
9313 (struct fieldoff): Move ...
9314 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
9315 alias_set and base_for_components fields.
9316 (sort_fieldstack): Make static.
9317 (push_fields_onto_fieldstack): Likewise. Remove code that
9318 handles anything but RECORD_TYPEs. Remove alias_set and
9319 base_for_components handling.
9320 (create_variable_info_for): Adjust.
9322 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
9324 * common.opt (Wframe-larger-than=): Shorten the help message
9326 * doc/invoke.texi (Wframe-larger-than=): Add more description.
9328 2008-05-08 Rafael Espindola <espindola@google.com>
9330 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
9332 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
9333 trap and that both operands are gimple values.
9334 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
9335 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
9338 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
9340 * read-rtl.c (join_c_conditions): Return the first string if the
9341 two strings are equal.
9343 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
9345 * gensupport.h (pred_data): Add a "num_codes" field.
9346 (add_predicate_code): Declare.
9347 * gensupport.c (add_predicate_code): New function.
9348 (std_pred_table): Add an "allows_const_p" field.
9349 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
9350 Remove the (incomplete) list of such codes from the codes field.
9351 (init_predicate_table): Use add_predicate_code. Add all
9352 RTX_CONST_OBJs if allows_const_p is true.
9353 * genrecog.c (process_define_predicate): Use add_predicate_code.
9355 2008-05-08 David Daney <ddaney@avtrex.com>
9356 Richard Sandiford <rsandifo@nildram.co.uk>
9358 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
9359 special case of constant zero operands.
9360 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
9361 old and new values. Special case constant zero values.
9362 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
9364 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
9365 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
9367 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
9370 * simplify-rtx.c (simplify_plus_minus): Create CONST of
9371 similar RTX_CONST_OBJ before CONST_INT.
9373 2008-05-08 Steve Ellcey <sje@cup.hp.com>
9375 * stmt.c (expand_stack_restore): Change sa mode if needed.
9377 2008-05-08 Richard Guenther <rguenther@suse.de>
9379 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
9380 return type to bool.
9381 (ix86_sol10_return_in_memory): Likewise.
9382 (ix86_i386elf_return_in_memory): Likewise.
9383 (ix86_i386interix_return_in_memory): Likewise.
9384 * config/i386/i386.c (ix86_return_in_memory): Likewise.
9385 (ix86_sol10_return_in_memory): Likewise.
9386 (ix86_i386elf_return_in_memory): Likewise.
9387 (ix86_i386interix_return_in_memory): Likewise.
9389 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
9392 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
9394 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
9395 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
9398 2008-05-08 Richard Guenther <rguenther@suse.de>
9400 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
9401 * tree-data-ref.h (struct dr_alias): Remove subvars field.
9402 (DR_SUBVARS): Remove.
9403 * tree-dfa.c (dump_subvars_for): Remove.
9404 (debug_subvars_for): Likewise.
9405 (dump_variable): Do not dump subvars.
9406 (remove_referenced_var): Do not remove subvars.
9407 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
9408 (lookup_subvars_for_var): Remove.
9409 (get_subvars_for_var): Likewise.
9410 (get_subvars_at): Likewise.
9411 (get_first_overlapping_subvar): Likewise.
9412 (overlap_subvar): Likewise.
9413 * tree-flow.h (subvar_t): Remove.
9414 (struct var_ann_d): Remove subvars field.
9415 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
9416 argument. Remove special handling of SFTs.
9417 (compute_tag_properties): Likewise.
9418 (set_initial_properties): Likewise.
9419 (compute_call_clobbered): Likewise.
9420 (count_mem_refs): Likewise.
9421 (compute_memory_partitions): Likewise.
9422 (compute_flow_insensitive_aliasing): Likewise.
9423 (setup_pointers_and_addressables): Likewise.
9424 (new_type_alias): Likewise.
9425 (struct used_part): Remove.
9426 (used_portions): Likewise.
9427 (struct used_part_map): Likewise.
9428 (used_part_map_eq): Likewise.
9429 (used_part_map_hash): Likewise.
9430 (free_used_part_map): Likewise.
9431 (up_lookup): Likewise.
9432 (up_insert): Likewise.
9433 (get_or_create_used_part_for): Likewise.
9434 (create_sft): Likewise.
9435 (create_overlap_variables_for): Likewise.
9436 (find_used_portions): Likewise.
9437 (create_structure_vars): Likewise.
9438 * tree.def (STRUCT_FIELD_TAG): Remove.
9439 * tree.h (MTAG_P): Adjust.
9440 (struct tree_memory_tag): Remove base_for_components and
9441 unpartitionable flags.
9442 (struct tree_struct_field_tag): Remove.
9443 (SFT_PARENT_VAR): Likewise.
9444 (SFT_OFFSET): Likewise.
9445 (SFT_SIZE): Likewise.
9446 (SFT_NONADDRESSABLE_P): Likewise.
9447 (SFT_ALIAS_SET): Likewise.
9448 (SFT_UNPARTITIONABLE_P): Likewise.
9449 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
9450 (union tree_node): Remove sft field.
9451 * alias.c (get_alias_set): Remove special handling of SFTs.
9452 * print-tree.c (print_node): Remove handling of SFTs.
9453 * tree-dump.c (dequeue_and_dump): Likewise.
9454 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
9455 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
9456 * tree-predcom.c (set_alias_info): Do not set subvars.
9457 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
9458 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
9459 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
9460 (add_vars_for_offset): Remove.
9461 (add_virtual_operand): Remove special handling of SFTs.
9462 (add_call_clobber_ops): Likewise.
9463 (add_call_read_ops): Likewise.
9464 (get_asm_expr_operands): Likewise.
9465 (get_modify_stmt_operands): Likewise.
9466 (get_expr_operands): Likewise.
9467 (add_to_addressable_set): Likewise.
9468 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
9469 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9470 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
9471 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
9472 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
9473 (tree_node_structure): Likewise.
9474 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
9476 (find_what_p_points_to): Likewise.
9478 2008-05-08 Sa Liu <saliu@de.ibm.com>
9480 * config/spu/spu.md: Fixed subti3 pattern.
9482 2008-05-08 Richard Guenther <rguenther@suse.de>
9485 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
9486 sure to create a representative for trailing arrays for PTA.
9488 2008-05-08 Richard Guenther <rguenther@suse.de>
9491 * fold-const.c (operand_equal_p): Two objects which types
9492 differ in pointerness are not equal.
9494 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
9496 * calls.c (compute_argument_block_size): Add argument tree fndecl.
9497 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
9498 (emit_library_call_value_1): Add new variable fndecl initialized by
9499 NULL_TREE. It should be the decl type of orgfun, but this information
9500 seems not to be available here, so it uses the default calling abi.
9501 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
9502 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
9503 by TARGET_RETURN_IN_MEMORY.
9504 * config/i386/i386-interix.h: Likewise.
9505 * config/i386/i386.h: Likewise.
9506 * config/i386/i386elf.h: Likewise.
9507 * config/i386/ptx4-i.h: Likewise.
9508 * config/i386/sol2-10.h: Likewise.
9509 * config/i386/sysv4.h: Likewise.
9510 * config/i386/vx-common.h: Likewise.
9511 * config/cris/cris.h: Removed #if 0 clause.
9512 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
9513 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
9515 (ix86_sol10_return_in_memory): Likewise.
9516 (ix86_i386elf_return_in_memory): New.
9517 (ix86_i386interix_return_in_memory): New.
9518 * config/mt/mt-protos.h (mt_return_in_memory): New.
9519 * config/mt/mt.c: Likewise.
9520 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
9521 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
9522 * config/bfin/bfin.h: Likewise.
9523 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
9525 * config/bfin/bfin.c: Likewise.
9526 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
9527 * config/alpha/unicosmk.h: Likewise.
9528 * config/i386/cygming.h: Likewise.
9529 * config/iq2000/iq2000.h: Likewise.
9530 * config/mips/mips.h: Likewise.
9531 * config/mn10300/mn10300.h: Likewise.
9532 * config/rs6000/rs6000.h: Likewise.
9533 * config/score/score.h: Likewise.
9534 * config/spu/spu.h: Likewise.
9535 * config/v850/v850.h: Likewise.
9536 * defaults.h: Likewise.
9537 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
9538 * expr.c (emit_block_move): Adjust use of
9539 OUTGOING_REG_PARM_STACK_SPACE.
9540 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
9541 OUTGOING_REG_PARM_STACK_SPACE.
9542 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
9544 2008-05-08 Jakub Jelinek <jakub@redhat.com>
9546 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
9547 on OMP_RETURN for OMP_FOR.
9550 * dwarf2out.c (dw_expand_expr, common_check): Removed.
9551 (fortran_common): New function.
9552 (gen_variable_die): Call fortran_common instead of common_check,
9553 adjust for it returning tree instead of rtx. Formatting.
9555 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
9559 * see.c (see_copy_insn): Copy new pure const attributes for new call.
9560 * c-decl.c (merge_decls): Ditto.
9561 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
9562 to RTL_CONST_OR_PURE_CALL_P.
9563 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
9564 Initialized DECL_LOOPING_CONST_PURE.
9565 (process_call_operands): Set tree_side_effects properly.
9566 * tree.h (TREE_READONLY_DECL_P): Removed.
9567 (DECL_IS_PURE): Renamed to DECL_PURE_P.
9568 (DECL_LOOPING_OR_CONST_P): New macro.
9569 (struct tree_function_decl): Added looping_const_or_pure_p.
9571 (ECF_LOOPING_OR_CONST_P): New macro.
9572 * rtlanal.c (pure_const_p): Removed.
9573 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
9574 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
9575 to RTL_CONST_CALL_P.
9576 * ipa-pure-const.c (pure_const_state_e): Added looping field.
9577 (check_decl, check_tree, check_call, scan_function): Initialize
9579 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
9580 (static_execute): Set looping true for recursive functions.
9581 Undo setting state to IPA_NEITHER for recursive functions.
9583 * ifcvt.c (noce_can_store_speculate_p): Changed
9584 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
9585 RTL_CONST_OR_PURE_CALL_P.
9586 * dse.c (scan_insn): Ditto.
9587 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
9588 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
9589 RTL_CONST_OR_PURE_CALL_P.
9590 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
9591 pure_call_p to RTL_CONST_CALL_P.
9592 * gimplify.c (gimplify_call_expr): Clear side effects for
9593 non-looping pure and constant calls.
9594 * calls.c (emit_call_1): Set rtl flags from ecf flags.
9595 (flags_from_decl_or_type): Set ecf flags from decl flags.
9596 (initialize_argument_information): Turn off
9597 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
9598 Change const to pure if callee_copies is true rather than just
9600 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
9601 way of marking pure calls.
9602 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
9603 Remove hack that was supposed to fix pr7335 and remove old
9604 way of marking pure calls.
9605 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
9606 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
9607 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
9608 RTL_CONST_OR_PURE_CALL_P.
9609 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
9610 * loop-invariant.c (find_exits, find_invariant_bb): Changed
9611 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
9612 * sched-deps.c (schedule_analyze): Ditto.
9613 * rtl.h (struct rtx_def): Use call field, unchanging field, and
9614 return_val field of calls to represent pure and const function info.
9615 (CONST_OR_PURE_CALL_P): Deleted macro.
9616 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
9617 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
9618 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
9620 * tree-optimize.c (execute_fixup_cfg): Added test for
9621 ECF_LOOPING_CONST_OR_PURE.
9622 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
9624 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
9625 effects for looping pure or const calls.
9626 (verify_gimple_expr): Added verification code.
9627 * config/alpha/alpha.c (alpha_legitimize_address,
9628 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
9630 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
9631 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
9632 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
9633 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
9634 RTL_CONST_OR_PURE_CALL_P.
9635 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
9636 and const calls to be deleted.
9638 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
9641 * config/i386/mmx.md (mmx_subv2sf3): New expander.
9642 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
9643 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
9644 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
9645 to handle nonimmediate operands.
9646 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
9647 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
9648 to handle nonimmediate operands.
9649 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
9650 (mmx_pmulhrwv4hi3): New expander. Use
9651 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9652 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
9653 (sse2_umulv1siv1di3): New expander. Use
9654 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9655 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
9656 (mmx_eq<mode>3): New expander. Use
9657 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9658 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
9659 (mmx_uavgv8qi3): New expander. Use
9660 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9661 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
9662 (mmx_uavgv4hi3): New expander. Use
9663 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9665 * config/i386/sse.md
9666 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
9667 to handle nonimmediate operands.
9668 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
9669 to handle nonimmediate operands.
9670 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
9671 to handle nonimmediate operands.
9672 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
9673 to handle nonimmediate operands.
9674 (sse2_unpckhpd_exp): New expander. Use
9675 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9676 (sse2_unpcklpd_exp): New expander. Use
9677 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9678 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
9679 to handle nonimmediate operands.
9680 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
9681 to handle nonimmediate operands.
9682 (*sse2_<plusminus_insn><mode>3): Rename from
9683 sse2_<plusminus_insn><mode>3 insn pattern.
9684 (sse2_<plusminus_insn><mode>3): New expander. Use
9685 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9686 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
9687 (sse2_umulv2siv2di3): New expander. Use
9688 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9689 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
9690 (sse4_1_mulv2siv2di3): New expander. Use
9691 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9692 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
9693 (sse2_pmaddwd): New expander. Use
9694 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9695 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
9696 (sse2_eq<mode>3): New expander. Use
9697 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9698 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
9699 (sse4_1_eqv2di3): New expander. Use
9700 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9701 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
9702 (sse2_uavgv16qi3): New expander. Use
9703 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9704 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
9705 (sse2_uavgv16qi3): New expander. Use
9706 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9707 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
9708 (sse2_uavgv8hi3): New expander. Use
9709 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9710 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
9711 (ssse3_pmulhrswv8hi3): New expander. Use
9712 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9713 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
9714 (ssse3_pmulhrswv4hi3): New expander. Use
9715 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9717 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
9718 (<sse>_vmmul<mode>3): Ditto.
9719 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
9721 (ssse3_pmaddubsw128): Use register_operand for operand 1.
9722 (ssse3_pmaddubsw): Ditto.
9724 * config/i386/i386.c (struct_builtin_description)
9725 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
9726 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
9727 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
9728 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
9729 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
9730 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
9731 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
9732 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
9733 (ix86_fixup_binary_operands): Assert that src1
9734 and src2 must have the same mode when swapped.
9735 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
9736 and ix86_binary_operator_ok. Do not force operands in registers
9739 2008-05-07 Jan Hubicka <jh@suse.cz>
9741 * cgraph.c (dump_cgraph_node): Update.
9742 * cgraph.h (cgraph_local_info): Break out inline summary.
9743 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
9745 * ipa-inline (inline_summary): New accestor function.
9746 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
9747 cgraph_decide_inlining, compute_inline_parameters): Update.
9748 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
9750 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9752 Cleanup ColdFire scheduling support and add V4 pipeline model.
9754 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
9755 (define_attr cpu): Add cfv4 value.
9756 (define_attr type, define_attr type1): Merge into a single 'type'
9757 attribute. Update all uses.
9758 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
9759 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
9761 (define_attr opx_mem, define_attr opy_mem): Remove.
9762 (define_attr op_mem): Clean up, update comment.
9763 (define_attr size): Use specific values instead of general int.
9764 (define_attr guess, define_attr split): Remove. Update all uses.
9765 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
9766 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
9767 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
9768 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
9769 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
9770 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
9771 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
9772 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
9773 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
9774 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
9775 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
9776 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
9777 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
9778 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
9779 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
9780 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
9781 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
9782 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
9783 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
9784 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
9785 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
9786 Update or set attributes.
9787 (stack_tie): New fake instruction.
9789 * config/m68k/m68k.h (TUNE_CFV4): New macro.
9790 (m68k_sched_attr_size): Update declaration.
9791 (m68k_sched_attr_type2): Remove.
9792 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
9793 Declare new bypass predicates.
9795 * config/m68k/m68k.c (m68k_sched_issue_rate,
9796 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
9798 (TARGET_SCHED_ISSUE_RATE,
9799 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
9800 (override_options): Handle scheduling for ColdFire V4 core.
9801 (m68k_expand_prologue): Emit stack_tie.
9802 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
9803 'OP_TYPE_FPN'. Update all uses.
9804 (sched_guess_p): Remove.
9805 (sched_address_type): Handle symbolic addresses.
9806 (sched_get_operand): New static function.
9807 (sched_operand_type): Merge into sched_attr_op_type.
9808 (sched_attr_op_type): Handle FP registers, handle quick constants,
9810 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
9811 (m68k_sched_attr_size): Update. Move logic to ...
9812 (sched_get_attr_size_int): New static function.
9813 (sched_get_opxy_mem_type): New static function.
9814 (m68k_sched_attr_op_mem): Update.
9815 (m68k_sched_attr_type2): Remove.
9816 (sched_cfv4_bypass_data): New static variable.
9817 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
9818 (m68k_sched_issue_rate): Implement scheduler hook.
9819 (struct _sched_ib: enabled_p): New field.
9820 (m68k_sched_variable_issue): Update. Handle V4.
9821 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
9822 sched_dump_class_func_t, sched_dump_split_class,
9823 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
9824 sched_dump_dfa_class, m68k_sched_dump): Remove.
9825 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
9827 (m68k_sched_init_global): Remove statisctics dumping, introduce
9828 sanity check that all instructions have pipeline reservations. Handle
9830 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
9831 Handle ColdFire V4 core.
9832 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
9833 New static functions.
9834 (m68k_sched_address_bypass_p): New bypass predicate.
9835 (sched_get_indexed_address_scale): New static function.
9836 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
9838 * cf.md: Update comments.
9839 (define_attr type2): Remove. Use 'type' attribute instead.
9841 (cf_ib): Rename to cfv123_ib. Update all uses.
9842 (cf_oep): Rename to cfv123_oep. Update all uses.
9843 (cf_chr): Rename to cfv123_chr. Update all uses.
9844 (cf_mem): Rename to cfv123_mem. Update all uses.
9845 (cf_mac): Move to more appropriate place.
9846 (cfv123_guess): New automaton and cpu_unit.
9847 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
9848 Update uses of 'size' attribute. Handle before reload scheduling.
9849 (cfv123_guess): New dummy reservation for unhandled instructions.
9850 (cfv4_*): Pipeline description of ColdFire V4 core.
9851 (ignore): New reservation to handle 'ignore' type.
9853 2008-05-07 Ian Lance Taylor <iant@google.com>
9856 * gimplify.c (find_single_pointer_decl_1): Don't look through
9858 (find_single_pointer_decl): Adjust comments.
9860 2008-05-07 Jakub Jelinek <jakub@redhat.com>
9863 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
9864 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
9867 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
9868 integral type rather than floating point, then VIEW_CONVERT_EXPR
9869 to the floating point type.
9871 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
9873 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
9874 TFmode op0 to register.
9876 2008-05-07 Alan Modra <amodra@bigpond.net.au>
9878 * c-decl.c (grokdeclarator): Comment typo.
9880 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
9882 * tree-flow.h: Remove prototype for computed_goto_p.
9883 * tree-cfg.c (computed_goto_p): Make static.
9885 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
9888 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
9889 (contains_aligned_value_p): This. Handle _Decimal128.
9890 (ix86_function_arg_boundary): Only align _Decimal128 to its
9891 natural boundary and handle it properly.
9893 2008-05-06 Martin Jambor <mjambor@suse.cz>
9895 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
9896 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
9897 (ipcp_method_set_orig_node): Removed.
9898 (ipcp_cval_get_cvalue_type): Removed.
9899 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
9900 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
9901 (ipcp_cval_set_cvalue_type): Removed.
9902 (ipcp_cval_get_cvalue): Removed.
9903 (ipcp_cval_set_cvalue): Removed.
9904 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
9905 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
9906 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
9907 (ipcp_cval_meet): Renamed to ipa_lattice_meet
9908 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
9909 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
9910 (ipcp_get_ith_lattice): Changed parameters.
9911 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
9912 (ipcp_lattice_from_jfunc): Changed parameters.
9913 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
9914 (ipcp_method_cval_print): Added temporary variable info.
9915 (ipcp_redirect): Removed already unused local variable caller.
9916 (ipcp_redirect): New temporary variable orig_callee_info
9917 (ipcp_redirect): Removed newly unused local variable callee.
9918 (ipcp_redirect): Removed (a bit confusing) local variable type.
9919 (ipcp_insert_stage): Added local variable info.
9920 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
9922 (ipcp_formal_create): Removed.
9923 (ipcp_method_cval_set): Removed.
9924 (ipcp_propagate_stage): Renamed lattice variables.
9925 (ipcp_method_cval_set_cvalue_type): Removed.
9926 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
9927 (ipcp_print_all_lattices): Changed printed strings to refer to
9928 lattices rather than cvals.
9929 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
9930 (ipcp_propagate_const): Changed formal parameters.
9931 (build_const_val): Changed formal parameters.
9932 (ipcp_insert_stage): Removed useless variable cvalue
9933 (build_const_val): Changed formal parameters.
9934 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
9935 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
9936 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
9937 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
9938 (ipcp_print_func_profile_counts): Changed string from "method" to
9940 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
9941 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
9942 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
9943 (ipcp_structures_print): Renamed to ipcp_print_all_structures
9944 (ipcp_profile_print): Renamed to ipcp_print_profile_data
9945 (ipcp_lat_is_const): Changed parameters and made inline.
9946 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
9947 (ipcp_redirect): Renamed to ipcp_need_redirect_p
9948 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
9949 the predicate condition directly
9950 (ipcp_propagate_stage): Added local variable args. Removed local
9951 variable callee. (Both are mere code simplifications.)
9952 (ipcp_method_dont_insert_const): Renamed to
9953 ipcp_node_not_modifiable_p.
9954 (ipcp_node_not_modifiable_p): Made inline.
9955 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
9956 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
9957 (ipcp_print_all_lattices): Removed variable cvalue
9958 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
9961 2008-05-06 Olivier Hainque <hainque@adacore.com>
9963 * tree-sra.c (try_instantiate_multiple_fields): Early return
9964 if field has POINTER_TYPE.
9966 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
9968 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
9969 by using 'q' specifier for instruction.
9970 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
9972 2008-05-06 Anatoly Sokolov <aesok@post.ru>
9974 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
9975 Change mode of zero_extract from QImode to HImode.
9976 (sign bit tests peepholes): (Ditto.).
9978 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
9980 * config/i386/mmx.md: Remove double backslashes from asm templates.
9981 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
9982 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
9983 to handle nonimmediate operands.
9984 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
9985 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
9986 to handle nonimmediate operands.
9987 (*mmx_<code>v2sf3_finite): New insn pattern.
9988 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
9989 (mmx_<code>v2sf3): New expander. Use
9990 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9991 (mmx_<plusminus_insn><mode>3): New expander. Use
9992 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9993 (*mmx_<plusminus_insn><mode>3): New insn pattern.
9994 (mmx_add<mode>3): Removed.
9995 (mmx_ssadd<mode>3): Ditto.
9996 (mmx_usadd<mode>3): Ditto.
9997 (mmx_sub<mode>3): Ditto.
9998 (mmx_sssub<mode>3): Ditto.
9999 (mmx_ussub<mode>3): Ditto.
10000 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
10001 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
10002 to handle nonimmediate operands.
10003 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
10005 (mmx_smulv4hi3_highpart): New expander. Use
10006 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10007 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
10009 (mmx_umulv4hi3_highpart): New expander. Use
10010 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10011 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
10012 (mmx_<code>v4hi3): New expander. Use
10013 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10014 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
10015 (mmx_<code>v8qi3): New expander. Use
10016 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10017 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
10018 (mmx_<code><mode>3): New expander. Use
10019 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10021 2008-05-05 Jan Hubicka <jh@suse.cz>
10023 PR tree-optimization/36118
10024 * passes.c (pass_init_dump_file): Fix dump header.
10026 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10028 PR middle-end/36141
10029 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
10030 VCE for function decls.
10032 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10034 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
10036 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10038 * config/i386/i386.md (sat_plusminus): New.
10039 (plusminus_insn): Likewise.
10040 (plusminus_mnemonic): Likewise.
10042 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
10043 (*<addsub><mode>3_cc_overflow): Renamed to ...
10044 (*<plusminus_insn><mode>3_cc_overflow): This.
10045 (*<addsub>si3_zext_cc_overflow): Renamed to ...
10046 (*<plusminus_insn>si3_zext_cc_overflow): This.
10048 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
10049 (<plusminus_insn><mode>3): This.
10050 (*<addsub><mode>3): Renamed to ...
10051 (*<plusminus_insn><mode>3): This.
10052 (<sse>_vm<addsub><mode>3): Renamed to ...
10053 (<sse>_vm<plusminus_insn><mode>3): This.
10054 (sse3_h<addsub>v4sf3): Renamed to ...
10055 (sse3_h<plusminus_insn>v4sf3): This.
10056 (sse3_h<addsub>v2df3): Renamed to ...
10057 (sse3_h<plusminus_insn>v2df3): This.
10058 (<plusminus_insn><mode>3): New.
10059 (*<plusminus_insn><mode>3): Likewise.
10060 (sse2_<plusminus_insn><mode>3): Likewise.
10061 (add<mode>): Removed.
10062 (*add<mode>3): Likewise.
10063 (sse2_ssadd<mode>3): Likewise.
10064 (sse2_usadd<mode>3): Likewise.
10065 (sub<mode>3): Likewise.
10066 (*sub<mode>3): Likewise.
10067 (sse2_sssub<mode>3): Likewise.
10068 (sse2_ussub<mode>3): Likewise.
10070 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
10072 * gthr-single.h: Add in required interface elements as per gthr.h.
10073 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
10074 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
10075 Generalize UNUSED macro.
10076 (__gthread_once): Add.
10077 (__gthread_key_create): Add.
10078 (__gthread_key_delete): Add.
10079 (__gthread_getspecific): Add.
10080 (__gthread_setspecific): Add.
10082 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
10084 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
10085 the same size types for the indirect reference on the rhs, then
10088 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
10090 * config/i386/i386.md
10091 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
10092 one insn template instead of template series.
10093 (*xordi_1_rex64): Ditto.
10094 (*xordi_2_rex64): Ditto.
10096 2008-05-05 Ira Rosen <irar@il.ibm.com>
10098 PR tree-optimization/36119
10099 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
10102 2008-06-04 Jan Hubicka <jh@suse.cz>
10104 tree-optimization/36100
10105 * tree-pass.h (pass_O0_always_inline): Declare.
10106 * ipa-inline.c (inline_transform): Remove dead code.
10107 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10108 pass_O0_always_inline): New.
10109 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
10111 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
10113 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
10114 mnemonic in this_param move for TARGET_64BIT.
10116 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
10118 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
10119 (*strmovsi_rex_1): Ditto.
10120 (*strsetsi_1): Ditto.
10121 (*strsetsi_rex_1): Ditto.
10123 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
10124 adddicc expanders using SWI mode iterator.
10126 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
10129 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
10132 2008-05-04 David S. Miller <davem@davemloft.net>
10134 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
10135 (sparc*-*-linux*): Use linux.h in tm_file.
10136 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
10137 compiler defaulting to 32-bit.
10138 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
10140 * config/sparc/linux.h: Remove definitions now obtained
10141 properly from linux.h
10142 * config/sparc/linux64.h: Likewise.
10143 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
10144 don't want this setting for 32-bit builds in a biarch compiler.
10145 * doc/install.texi: Add sparc-linux to list of targets
10146 supporting --enable-targets=all.
10148 2008-05-03 Andrew Pinski <pinskia@gmail.com>
10150 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
10152 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
10154 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
10155 after V4SI_FTYPE_V8HI.
10156 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
10157 case V4SI_FTYPE_V2DF.
10159 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
10161 * doc/invoke.texi (max-flow-memory-locations): Removed.
10162 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
10164 2008-05-03 Richard Guenther <rguenther@suse.de>
10166 PR middle-end/34973
10167 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
10169 2008-05-02 David S. Miller <davem@davemloft.net>
10171 * config.gcc (need_64bit_hwint): Document libcpp dependency.
10173 2008-05-02 Simon Baldwin <simonb@google.com>
10176 * c-common.h (warn_array_subscript_range): Removed.
10177 * c-common.c (warn_array_subscript_range): Ditto.
10178 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
10179 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
10181 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10183 * config/i386/i386.c (ix86_special_builtin_type): New.
10184 (bdesc_special_args): Likewise.
10185 (ix86_expand_special_args_builtin): Likewise.
10186 (ix86_init_mmx_sse_builtins): Updated.
10187 (ix86_expand_builtin): Updated.
10188 (ix86_expand_store_builtin): Removed.
10189 (ix86_expand_unop_builtin): Likewise.
10191 * config/i386/mm3dnow.h (__v2sf): Moved to ...
10192 * config/i386/mmintrin.h (__v2sf): Here.
10194 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
10196 (_mm_loadl_pi): Likewise.
10197 (_mm_storeh_pi): Replace __v2si with __v2sf.
10198 (_mm_storel_pi): Likewise.
10200 * doc/extend.texi: Correct __builtin_ia32_loadhps,
10201 __builtin_ia32_loadlps, __builtin_ia32_storehps,
10202 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
10203 __builtin_ia32_loadlpd.
10205 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10207 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
10208 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
10209 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
10210 (ix86_init_mmx_sse_builtins): Updated.
10211 (ix86_expand_args_builtin): Likewise.
10212 (ix86_expand_builtin): Likewise.
10213 (ix86_expand_unop1_builtin): Renamed to ...
10214 (ix86_expand_unop_vec_merge_builtin): This.
10216 2008-05-01 Jan Hubicka <jh@suse.cz>
10219 * ipa-inline.c (inline_generate_summary): Make static.
10220 (inline_transform): Do not call inlining at -O0; make static.
10221 * passes.c (execute_todo): Add sanity check.
10222 (execute_one_ipa_transform_pass): Execute proper flags.
10224 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
10226 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
10227 (DECL_NONADDRESSABLE_P): Likewise.
10228 * alias.c (record_component_aliases): Fix comment.
10230 2008-05-01 Simon Baldwin <simonb@google.com>
10232 * c-common.h (warn_array_subscript_range): New function.
10233 * c-common.c (warn_array_subscript_range): Ditto.
10234 * tree-vrp.c (check_array_ref): Corrected code to agree with
10235 comment, ignoring only arrays of size 0 or size 1.
10236 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
10238 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10240 * config/i386/i386.c (ix86_builtin_type): Replace
10241 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
10242 (bdesc_args): Updated.
10243 (ix86_init_mmx_sse_builtins): Likewise.
10244 (ix86_expand_args_builtin): Likewise.
10246 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
10249 * doc/extend.texi: Correct __builtin_ia32_palignr.
10251 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10254 * config/i386/i386.c (bdesc_crc32): Removed.
10255 (ix86_expand_crc32): Likewise.
10256 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
10257 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
10258 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
10259 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
10260 UINT_FTYPE_UINT_UCHAR.
10261 (bdesc_args): Updated. Add crc32 builtins.
10262 (ix86_init_mmx_sse_builtins): Updated.
10263 (ix86_expand_args_builtin): Updated to support subreg.
10265 * doc/extend.texi: Correct __builtin_ia32_crc32di.
10267 2008-05-01 Jan Hubicka <jh@suse.cz>
10269 * tree-pass.h (opt_pass): Add IPA_PASS.
10270 (varpool_node, cgraph_node): Forward declare.
10271 (ipa_opt_pass): Define.
10272 (pass_ipa_inline): Turn into ipa_opt_pass.
10273 (pass_apply_inline): Remove.
10274 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
10275 (apply_inline): Turn into ....
10276 (inline_transform): ... this one.
10277 (inline_generate_summary): New function.
10278 (pass_apply_inline): Remove.
10279 * function.h (ipa_opt_pass): Forward declare structure; typedef;
10281 (struct function): Add ipa_transforms_to_apply.
10282 * passes.c (register_one_dump_file): Work on IPA_PASS.
10283 (init_optimization_passes): Remove pass_inline_parameters and
10285 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
10286 (execute_one_pass) ... here; apply transforms when possible.
10287 (add_ipa_transform_pass, execute_ipa_summary_asses,
10288 execute_one_ipa_transform_pass): New.
10289 (execute_ipa_pass_list): Update for IPA_PASS type.
10291 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10293 * config/i386/i386.c (ix86_builtin_type): Add
10294 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
10295 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
10296 (bdesc_args): Add SSE4a builtins.
10297 (ix86_init_mmx_sse_builtins): Updated.
10298 (ix86_expand_args_builtin): Likewise.
10299 (ix86_expand_builtin): Likewise.
10301 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10303 * config/i386/i386.c (ix86_builtin_type): Add
10304 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
10305 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
10306 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
10307 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
10308 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
10309 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
10310 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
10311 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
10312 and DI_FTYPE_DI_DI_INT.
10313 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
10314 (ix86_init_mmx_sse_builtins): Updated.
10315 (ix86_expand_args_builtin): Likewise.
10316 (ix86_expand_builtin): Likewise.
10317 (ix86_expand_binop_imm_builtin): Removed.
10319 * doc/extend.texi: Correct __builtin_ia32_palignr128.
10321 2008-04-30 Richard Guenther <rguenther@suse.de>
10323 PR tree-optimization/32921
10324 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
10326 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
10328 * config/arm/arm.c (arm_unwind_emit): Use
10329 crtl->all_throwers_are_sibcalls instead of
10330 cfun->all_throwers_are_sibcalls.
10331 (arm_output_fn_unwind): Likewise.
10332 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
10333 instead of cfun->uses_pic_offset_table.
10334 (frv_expand_prologue): Likewise.
10335 (frv_frame_pointer_required): Likewise.
10336 (frv_expand_fdpic_call): Likewise.
10337 (frv_emit_movsi): Likewise.
10338 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
10339 cfun->returns_pcc_struct instead of
10340 current_function_returns_pcc_struct.
10341 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
10342 instead of cfun->calls_eh_return.
10343 (m32c_pushm_popm): Likewise.
10344 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
10345 "extern" declaration.
10347 2008-04-30 Richard Guenther <rguenther@suse.de>
10349 PR tree-optimization/21636
10350 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
10352 (evaluate_stmt): Print the likely value.
10353 (ccp_visit_stmt): Avoid excessive vertical spacing.
10355 2008-04-30 Rafael Espindola <espindola@google.com>
10357 * builtins.c (fold_call_expr): Return realret.
10358 * tree-ssa-threadedge.c
10359 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
10360 __builtin_object_size.
10362 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
10364 * gcc.c (wrapper_string): New variable.
10365 (insert_wrapper): New function.
10366 (execute): New option -wrapper.
10367 * doc/invoke.texi (Overall Options): New driver option -wrapper.
10369 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
10371 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
10372 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
10373 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
10375 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
10376 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
10377 config/rs6000/e500crtres64gprctr.asm,
10378 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
10379 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
10380 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
10381 config/rs6000/e500crtsav64gprctr.asm,
10382 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
10383 config/rs6000/e500crtsavg64gprctr.asm: New files.
10384 * config/rs6000/t-ppccomm: Add build rules for new files.
10385 (LIB2FUNCS_STATIC_EXTRA): Add new files.
10386 * config/rs6000/t-netbsd: Add build rules for new files.
10387 (LIB2FUNCS_STATIC_EXTRA): New variable.
10388 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
10389 (CRTSAVRES_DEFAULT_SPEC): Likewise.
10390 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
10392 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
10394 * config/i386/i386.c (ix86_builtin_type): Add
10395 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
10396 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
10397 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
10398 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
10399 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
10400 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
10401 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
10402 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
10403 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
10404 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
10405 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
10406 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
10407 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
10408 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
10409 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
10410 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
10411 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
10412 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
10413 V1DI_FTYPE_V2SI_V2SI.
10414 (bdesc_2arg): Moved to ...
10415 (bdesc_args): Here.
10416 (ix86_init_mmx_sse_builtins): Updated.
10417 (ix86_expand_args_builtin): Updated. Take a pointer
10418 to const struct builtin_description. Handle comparison
10420 (ix86_expand_sse_compare): Take a new argument for swapping operands.
10421 (ix86_expand_builtin): Updated.
10423 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
10424 (ssse3_pmaddubsw128): This.
10425 (ssse3_pmaddubswv4hi3): Renamed to ...
10426 (ssse3_pmaddubsw): This.
10428 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
10429 (__builtin_ia32_packssdw128): Likewise.
10430 (__builtin_ia32_packuswb128): Likewise.
10431 (__builtin_ia32_pmaddubsw): Likewise.
10432 (__builtin_ia32_pmaddubsw128): Likewise.
10434 2008-04-30 Richard Guenther <rguenther@suse.de>
10436 PR tree-optimization/14847
10437 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
10438 (recognize_bits_test): Use it.
10439 (recognize_single_bit_test): Likewise.
10441 2008-04-30 Martin Jambor <mjambor@suse.cz>
10443 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
10444 instead of setting number of formal parameters to zero.
10445 (ipcp_init_stage): Do not set the number of actual parameters to zero
10447 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
10448 which are called with variable number of arguments.
10449 (ipcp_insert_stage): Explicitely skipping all nodes which are
10450 called with variable number of arguments.
10451 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
10452 number of parameters.
10454 * ipa-prop.h (struct ipa_node_params): Added flag
10455 called_with_var_arguments
10456 (ipa_set_param_count): Added. Changed sole setter to use it.
10457 (ipa_get_param_count): Added. All readers of param_count
10458 converted to use it instead.
10459 (ipa_set_called_with_variable_arg): Added.
10460 (ipa_is_called_with_var_arguments): Added.
10461 (ipa_get_ith_param): Added. All readers of param_decls converted
10463 (ipa_set_cs_argument_count): Added, sole writer to argument_count
10465 (ipa_get_cs_argument_count): Added, all readers of argument_count
10467 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
10470 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
10471 (struct ipcp_lattice): Renamed cval_type to type
10472 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
10474 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
10475 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
10476 (ipcp_insert_stage): Changed the type of variable cvalue to tree
10477 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
10478 (build_const_val): Changed the type of parameter cvalue to tree
10479 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
10480 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
10482 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
10485 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
10486 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
10487 (ipa_add_method): Renamed to ipa_push_func_to_list
10488 (ipa_remove_method): Renamed to ipa_pop_func_from_list
10489 (ipa_callsite_param_count): Removed.
10490 (ipa_callsite_param_count_set): Removed.
10491 (ipa_callsite_param): Removed.
10492 (ipa_callsite_callee): Removed.
10493 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
10494 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
10495 (ipa_method_formal_count): Removed.
10496 (ipa_method_formal_count_set): Removed.
10497 (ipa_method_get_tree): Removed.
10498 (ipa_method_tree_map_create): Removed.
10499 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
10500 (ipa_create_param_decls_array): Creates the array itself
10501 (ipa_create_param_decls_array): Temporary variable info instead of
10502 a few dereferences.
10503 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
10504 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
10505 (get_type): Removed.
10506 (ipa_jf_get_info_type): Removed.
10507 (ipa_node_create): Renamed to ipa_create_node_params
10508 (ipa_free): Renamed to ipa_free_all_node_params
10509 (ipa_nodes_create): Renamed to ipa_create_all_node_params
10510 (ipa_edges_create): Renamed to ipa_create_all_edge_args
10511 (ipa_edges_free): Renamed to ipa_free_all_edge_args
10512 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
10513 (ipa_free_all_node_params): Deallocation to jump_functions moved to
10514 ipa_free_all_edge_args
10515 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
10516 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
10517 (ipa_create_methodlist_node): Removed.
10518 (ipa_methodlist_method): Removed.
10519 (ipa_methodlist_method_set): Removed.
10520 (ipa_methodlist_next_method): Removed.
10521 (ipa_methodlist_next_method_set): Removed.
10522 (ipa_method_is_modified): Removed.
10523 (ipa_method_modify_create): Removed.
10524 (ipa_method_modify_init): Temporary variable info instead of a few
10526 (ipa_detect_param_modifications): Temporary variable info instead of
10527 a few dereferences.
10528 (ipa_compute_jump_functions): Temporary variable info instead of
10529 a few dereferences.
10530 (ipa_method_modify_set): Removed.
10531 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
10532 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
10533 than craph_node as the first parameter.
10534 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
10535 (ipa_method_modify_init): Removed.
10536 (ipa_compute_jump_functions): Added a temp variable instead of
10537 repeatadly dereferencing the cgraph_edge.aux pointer
10538 (ipa_callsite_param_set_type): Removed.
10539 (ipa_compute_jump_functions): i renamed to index and moved to
10541 (ipa_callsite_param_set_info_type_formal): Removed.
10542 (ipa_callsite_param_set_info_type): Removed.
10543 (ipa_callsite_param_map_create): Removed.
10544 (ipa_callsite_tree): Removed.
10545 (ipa_callsite_caller): Removed.
10546 (ipa_pop_func_from_list): return_method removed to return_func
10548 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
10549 prefixed all values with IPA_. Changed all users.
10550 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
10551 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
10552 and FORMAL_IPATYPE IPA_PASS_THROUGH.
10553 (union parameter_info): Renamed to jump_func_value.
10554 (union jump_func_value): Renamed value to constant
10555 (struct ipa_jump_func): Renamed info_type to value
10556 (struct ipa_node): Renamed to ipa_node_params
10557 (struct ipa_node_params): Renamed ipa_arg_num to param_count
10558 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
10559 (struct ipa_node_params): Renamed ipa_mod to modified_flags
10560 (struct ipa_edge): Renamed to ipa_edge_args
10561 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
10562 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
10563 (struct ipa_methodlist): Renamed to ipa_func_list
10564 (struct ipa_func_list): method_p renamed to node, next_method
10566 (ipa_methodlist_p): Removed, switched all users to struct pointer
10567 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
10569 2008-04-30 Alan Modra <amodra@bigpond.net.au>
10571 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
10572 (rs6000_emit_epilogue): Use backchain to restore only when we
10573 have a large frame. Make use of frame pointer to restore if we
10574 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
10576 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
10578 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
10579 Add mode to zero_extract.
10580 (sign bit tests peepholes): (Ditto.).
10582 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
10584 * config/i386/i386.c (ix86_builtins): Replace Prescott New
10585 Instructions in comments with SSE3.
10586 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
10587 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
10588 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
10589 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
10590 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
10591 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
10592 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
10593 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
10594 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
10595 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
10596 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
10597 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
10598 (bdesc_sse_args): Renamed to ...
10599 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
10600 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
10601 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
10602 IX86_BUILTIN_FABSQ.
10603 (bdesc_1arg): Moved to ...
10604 (bdesc_args): Here.
10605 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
10606 Instructions in comments with SSE3.
10607 (ix86_expand_sse_operands_builtin): Renamed to ...
10608 (ix86_expand_args_builtin): This. Updated.
10609 (ix86_expand_unop1_builtin): Update comments.
10610 (ix86_expand_builtin): Updated.
10612 2008-04-29 Richard Guenther <rguenther@suse.de>
10614 PR tree-optimization/36078
10615 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
10616 Update virtual SSA form after cleaning up the CFG.
10618 2008-04-29 Richard Guenther <rguenther@suse.de>
10620 PR middle-end/15255
10621 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
10623 2008-04-29 Richard Guenther <rguenther@suse.de>
10625 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
10626 (compute_may_aliases): Do not call finalize_ref_all_pointers.
10627 (compute_flow_insensitive_aliasing): Do not treat
10628 PTR_IS_REF_ALL pointers special.
10629 (get_smt_for): Likewise.
10630 (may_alias_p): Re-structure.
10631 (is_escape_site): A ref-all pointer conversion is not an escape site.
10632 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
10633 PTR_IS_REF_ALL pointers special.
10634 * tree-ssa-structalias.h (struct alias_info): Remove
10635 ref_all_symbol_mem_tag field.
10636 (PTR_IS_REF_ALL): Remove.
10638 2008-04-29 Richard Guenther <rguenther@suse.de>
10640 PR middle-end/36077
10641 * fold-const.c (extract_muldiv_1): In combining division constants
10642 make sure to never overflow.
10644 2008-04-29 Nick Clifton <nickc@redhat.com>
10646 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
10648 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10651 * optc-gen.awk: Work around HP-UX/IA awk bug.
10653 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
10655 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
10658 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
10661 * config/i386/i386.md
10662 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
10663 Change operand 1 predicate to nonimmediate_operand.
10665 2008-04-28 Jakub Jelinek <jakub@redhat.com>
10668 * dwarf2out.c (struct die_struct): Mark as chain_circular through
10670 * gengtype.c (walk_type, write_func_for_structure): Handle
10672 * doc/gty.texi: Document chain_circular.
10674 2008-04-28 Richard Guenther <rguenther@suse.de>
10676 PR tree-optimization/36066
10677 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
10680 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
10683 * config/i386/i386.md
10684 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
10685 Use match_scratch instead of match_operand for operands 3 and 4.
10687 2008-04-27 Richard Guenther <rguenther@suse.de>
10689 PR tree-optimization/18754
10690 PR tree-optimization/34223
10691 * tree-pass.h (pass_complete_unrolli): Declare.
10692 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
10693 loop size before and after unconditionally of UL_NO_GROWTH in effect.
10694 Rewrite loop into loop closed SSA form if it is not already.
10695 (tree_unroll_loops_completely): Re-structure to iterate over
10696 innermost loops with intermediate CFG cleanups.
10697 Unroll outermost loops only if requested or the code does not grow
10699 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
10700 loops are available.
10701 (tree_vectorize): Instead do so here.
10702 (tree_complete_unroll): Also unroll outermost loops.
10703 (tree_complete_unroll_inner): New function.
10704 (gate_tree_complete_unroll_inner): Likewise.
10705 (pass_complete_unrolli): New pass.
10706 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
10707 uses outside of the loop.
10708 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
10709 form if it is available.
10710 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
10711 * passes.c (init_optimization_passes): Schedule complete inner
10712 loop unrolling pass before the first CCP pass after final inlining.
10714 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
10716 * targhooks.h (default_emutls_var_fields,
10717 default_emutls_var_init): Declare.
10718 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
10719 * target.h (struct gcc_target): Add struct emutls member.
10720 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
10721 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
10722 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
10723 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
10724 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
10725 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
10726 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
10727 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
10728 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
10729 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
10730 emit debug information.
10731 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
10732 * varasm.c: Include targhooks.h.
10733 (emutls_object_section, emutls_tmpl_section): New.
10734 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
10735 (EMUTLS_SEPARATOR): New.
10736 (prefix_name): New.
10737 (get_emutls_object_name): New.
10738 (default_emutls_var_fields): New, broken out of ...
10739 (get_emutls_object_type): ... here. Adjust to use target hooks.
10740 (get_emutls_init_templ_addr): Adjust to use target hooks.
10741 (emutls_decl): Adjust to use target hooks.
10742 (emutls_finish): Likewise.
10743 (default_emutls_var_init): New, broken out of ...
10744 (assemble_variable): ... here. Adjust to use target hooks.
10745 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
10746 SECCAT_EMUTLS_TMPL.
10747 * c-common.c (handle_section_attribute): Prevent overriding
10748 sections for emulated tls with special sections.
10749 * config/i386/i386.c (x86_64_elf_select_section): Add
10750 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
10751 (x86_64_elf_unique_section): Likewise.
10752 * config/vxworks.c: Include tree.h.
10753 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
10754 (vxworks_override_options): Set TLS scheme.
10755 * doc/tm.texi (Emulated TLS): New node.
10757 2008-04-26 Simon Baldwin <simonb@google.com>
10760 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
10761 with propagated string constants.
10763 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
10765 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
10766 constraint for operand 2 when operand 0 is memory operand.
10767 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
10768 operand 0 is memory operand.
10769 (fix_trunc<mode>_i387_with_temp): Ditto.
10770 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
10771 operand 2 when operand 1 is memory operand.
10772 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
10773 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
10774 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
10775 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10776 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
10777 operands 2,3 and 4 when operand 1 is memory operand.
10778 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
10780 (fistdi2_floor_with_temp): Ditto.
10781 (fist<mode>2_floor_with_temp): Ditto.
10782 (fistdi2_ceil_with_temp): Ditto.
10783 (fist<mode>2_ceil_with_temp): Ditto.
10784 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
10786 2008-04-26 David Daney <ddaney@avtrex.com>
10788 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
10790 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
10791 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
10792 UNSPEC_UPDATE_GOT_VERSION): Renumber.
10793 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
10794 (compare_and_swap_12): New insn.
10795 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
10796 * config/mips/mips.c (mips_force_binary): New function.
10797 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
10798 (mips_expand_compare_and_swap_12): New function.
10799 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
10801 2008-04-25 Jan Hubicka <jh@suse.cz>
10804 * cfgexpand.c (pass_expand): Turn into RTL pass.
10805 * passes.c (execute_one_pass): Do pass typechecking after execution.
10806 * tree-pass.h (pass_expand): Turn into RTL pass.
10808 * function.h (struct rtl_data): Move here fields
10809 accesses_prior_frames, calls_eh_return, saves_all_registers,
10810 has_nonlocal_goto, has_asm_statement, is_thunk,
10811 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
10812 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
10813 arg_pointer_save_area_init from struct function; turn into bool.
10814 (struct function): Move
10815 calls_eh_return, saves_all_registers, has_nonlocal_goto,
10816 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
10817 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
10818 tail_call_emit, arg_pointer_save_area_init
10819 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
10820 (current_function_returns_struct, current_function_returns_pcc_struct,
10821 current_function_calls_setjmp, current_function_calls_alloca,
10822 current_function_accesses_prior_frames,
10823 current_function_calls_eh_return, current_function_is_thunk,
10824 current_function_stdarg, current_function_profile,
10825 current_function_limit_stack, current_function_uses_pic_offset_table,
10826 current_function_uses_const_pool, current_function_has_nonlocal_label,
10827 current_function_saves_all_registers,
10828 current_function_has_nonlocal_goto,
10829 current_function_has_asm_statement): Remove accesor macros.
10830 * ra-conflict.c (global_conflicts): Update.
10831 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
10832 (suitable_for_tail_call_opt_p): Update.
10833 * builtins.c (expand_builtin_return_addr): Update.
10834 (expand_builtin_setjmp_setup): Update.
10835 (expand_builtin_nonlocal_goto): Update.
10836 * final.c (final_start_function): Update.
10837 (profile_function): Update.
10838 (leaf_function_p): Update.
10839 (only_leaf_regs_used): Update.
10840 * df-scan.c (df_get_exit_block_use_set): Update.
10841 * dojump.c (clear_pending_stack_adjust): Update.
10842 * tree-stdarg.c (gate_optimize_stdarg): Update.
10843 * gimple-low.c (lower_function_body): Update.
10844 * global.c (compute_regsets): Update.
10845 (global_alloc): Update.
10846 * dwarf2out.c (dwarf2out_begin_prologue): Update.
10847 * expr.c (expand_assignment): Update.
10848 * dse.c (dse_step0): Update.
10849 (dse_step1): Update.
10850 * c-decl.c (store_parm_decls): Update.
10851 * local-alloc.c (combine_regs): Update.
10852 (find_free_reg): Update.
10853 * function.c (assign_parms_augmented_arg_list): Update.
10854 (assign_parm_find_data_types): Update.
10855 (assign_parms): Update.
10856 (allocate_struct_function): Update.
10857 (expand_function_start): Update.
10858 (expand_function_end): Update.
10859 (get_arg_pointer_save_area): Update.
10860 (thread_prologue_and_epilogue_insns): Update.
10861 (rest_of_match_asm_constraints): Update.
10862 * stor-layout.c (variable_size): Update.
10863 * gcse.c (gcse_main): Update.
10864 (bypass_jumps): Update.
10865 * gimplify.c (gimplify_function_tree): Update.
10866 * calls.c (emit_call_1): Update.
10867 (expand_call): Update.
10868 * bt-load.c (compute_defs_uses_and_gen): Update.
10869 * except.c (sjlj_assign_call_site_values): Update.
10870 (sjlj_emit_function_enter): Update.
10871 (can_throw_external): Update.
10872 (set_nothrow_function_flags): Update.
10873 (expand_builtin_unwind_init): Update.
10874 (expand_eh_return): Update.
10875 (convert_to_eh_region_ranges): Update.
10876 (output_function_exception_table): Update.
10877 * emit-rtl.c (gen_tmp_stack_mem): Update.
10878 * cfgexpand.c (expand_used_vars): Update.
10879 (tree_expand_cfg): Update.
10880 * cfgcleanup.c (rest_of_handle_jump): Update.
10881 * explow.c (allocate_dynamic_stack_space): Update.
10882 * varasm.c (assemble_start_function): Update.
10883 (force_const_mem): Update.
10884 (mark_constant_pool): Update.
10885 * tree-optimize.c (tree_rest_of_compilation): Update.
10886 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
10887 * tree-cfg.c (notice_special_calls): Update.
10888 (is_ctrl_altering_stmt): Update.
10889 (tree_can_make_abnormal_goto): Update.
10890 (tree_purge_dead_abnormal_call_edges): Update.
10891 * config/alpha/predicates.md: Update.
10892 * config/alpha/alpha.c (alpha_sa_mask): Update.
10893 (alpha_sa_size): Update.
10894 (alpha_does_function_need_gp): Update.
10895 (alpha_expand_prologue): Update.
10896 (alpha_start_function): Update.
10897 (alpha_output_function_end_prologue): Update.
10898 (alpha_expand_epilogue): Update.
10899 * config/frv/frv.c (frv_stack_info): Update.
10900 (frv_expand_epilogue): Update.
10901 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
10902 (s390_register_info): Update.
10903 (s390_frame_info): Update.
10904 (s390_init_frame_layout): Update.
10905 (s390_can_eliminate): Update.
10906 (save_gprs): Update.
10907 * config/spu/spu.c (spu_split_immediate): Update.
10908 (need_to_save_reg): Update.
10909 (spu_expand_prologue): Update.
10910 (spu_expand_epilogue): Update.
10911 * config/sparc/sparc.md: Update.
10912 * config/sparc/sparc.c (eligible_for_return_delay): Update.
10913 (sparc_tls_got): Update.
10914 (legitimize_pic_address): Update.
10915 (sparc_emit_call_insn): Update.
10916 (sparc_expand_prologue): Update.
10917 (output_return): Update.
10918 (print_operand): Update.
10919 (sparc_function_ok_for_sibcall): Update.
10920 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
10921 * config/m32r/m32r.md: Update.
10922 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
10923 (m32r_compute_frame_size): Update.
10924 (m32r_expand_prologue): Update.
10925 (m32r_expand_epilogue): Update.
10926 (m32r_legitimize_pic_address): Update.
10927 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
10928 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
10929 * config/i386/i386.c (ix86_frame_pointer_required): Update.
10930 (gen_push): Update.
10931 (ix86_save_reg): Update.
10932 (ix86_compute_frame_layout): Update.
10933 (ix86_expand_prologue): Update.
10934 (ix86_expand_epilogue): Update.
10935 * config/sh/sh.c (output_stack_adjust): Update.
10936 (calc_live_regs): Update.
10937 (sh5_schedule_saves): Update.
10938 (sh_expand_prologue): Update.
10939 (sh_expand_epilogue): Update.
10940 (sh_setup_incoming_varargs): Update.
10941 (sh_allocate_initial_value): Update.
10942 (sh_get_pr_initial_val): Update.
10943 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
10944 * config/sh/sh.md (label:): Update.
10945 * config/avr/avr.c (out_movhi_mr_r): Update.
10946 * config/crx/crx.h (enum): Update.
10947 * config/xtensa/xtensa.h (along): Update.
10948 * config/stormy16/stormy16.c Update.
10949 (xstormy16_compute_stack_layout): Update.
10950 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
10951 (fr30_expand_prologue): Update.
10952 * config/cris/cris.c (cris_conditional_register_usage): Update.
10953 (cris_reg_saved_in_regsave_area): Update.
10954 (cris_initial_frame_pointer_offset): Update.
10955 (cris_simple_epilogue): Update.
10956 (cris_expand_prologue): Update.
10957 (cris_expand_epilogue): Update.
10958 (cris_expand_pic_call_address): Update.
10959 (cris_asm_output_symbol_ref): Update.
10960 (cris_asm_output_label_ref): Update.
10961 * config/cris/cris.md Update.
10962 * config/iq2000/iq2000.c (compute_frame_size): Update.
10963 (iq2000_expand_epilogue): Update.
10964 * config/mt/mt.h (save_direction): Update.
10965 * config/mn10300/mn10300.c (mn10300_function_value): Update.
10966 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
10967 (ia64_secondary_reload_class): Update.
10968 * config/m68k/m68k.c (m68k_save_reg): Update.
10969 (m68k_expand_prologue): Update.
10970 (m68k_expand_epilogue): Update.
10971 (legitimize_pic_address): Update.
10972 * config/rs6000/rs6000.c (rs6000_got_register): Update.
10973 (first_reg_to_save): Update.
10974 (first_altivec_reg_to_save): Update.
10975 (compute_vrsave_mask): Update.
10976 (compute_save_world_info): Update.
10977 (rs6000_stack_info): Update.
10978 (spe_func_has_64bit_regs_p): Update.
10979 (rs6000_ra_ever_killed): Update.
10980 (rs6000_emit_eh_reg_restore): Update.
10981 (rs6000_emit_allocate_stack): Update.
10982 (rs6000_emit_prologue): Update.
10983 (rs6000_emit_epilogue): Update.
10984 (rs6000_output_function_epilogue): Update.
10985 (output_profile_hook): Update.
10986 (rs6000_elf_declare_function_name): Update.
10987 * config/rs6000/rs6000.h (rs6000_args): Update.
10988 * config/rs6000/rs6000.md: Update.
10989 * config/mcore/mcore.c (mcore_expand_prolog): Update.
10990 * config/arc/arc.c (arc_output_function_epilogue): Update.
10991 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
10992 * config/darwin.c (machopic_function_base_name): Update.
10993 * config/score/score3.c (score3_compute_frame_size): Update.
10996 (score3_epilogue): Update.
10997 * config/score/score7.c (score7_compute_frame_size): Update.
10998 (score7_prologue): Update.
10999 (score7_epilogue): Update.
11000 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
11001 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11002 * config/arm/arm.c (use_return_insn): Update.
11003 (require_pic_register): Update.
11004 (arm_load_pic_register): Update.
11005 (arm_compute_save_reg0_reg12_mask): Update.
11006 (arm_compute_save_reg_mask): Update.
11007 (thumb1_compute_save_reg_mask): Update.
11008 (output_return_instruction): Update.
11009 (arm_output_function_prologue): Update.
11010 (arm_output_epilogue): Update.
11011 (arm_get_frame_offsets): Update.
11012 (arm_expand_prologue): Update.
11013 (thumb_pushpop): Update.
11014 (thumb_exit): Update.
11015 (thumb1_expand_prologue): Update.
11016 (thumb1_expand_epilogue): Update.
11017 (arm_unwind_emit): Update.
11018 (arm_output_fn_unwind): Update.
11019 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
11020 * config/arm/arm.md: Update.
11021 * config/pa/pa.md: Update.
11022 * config/pa/pa.c (legitimize_pic_address): Update.
11023 (compute_frame_size): Update.
11024 (hppa_expand_prologue): Update.
11025 (hppa_expand_epilogue): Update.
11026 (borx_reg_operand): Update.
11027 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
11028 (HARD_REGNO_RENAME_OK): Update.
11029 * config/mips/mips.c (mips_global_pointer): Update.
11030 (mips_save_reg_p): Update.
11031 (mips_compute_frame_info): Update.
11032 (mips_frame_pointer_required): Update.
11033 (mips_expand_prologue): Update.
11034 (mips_expand_epilogue): Update.
11035 (mips_can_use_return_insn): Update.
11036 (mips_reorg_process_insns): Update.
11037 * config/v850/v850.c (compute_register_save_size): Update.
11038 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
11039 * config/mmix/mmix.c (along): Update.
11040 (mmix_expand_epilogue): Update.
11041 * config/bfin/bfin.c (legitimize_pic_address): Update.
11042 (must_save_p): Update.
11043 (stack_frame_needed_p): Update.
11044 (add_to_reg): Update.
11045 (bfin_expand_prologue): Update.
11046 * stmt.c (expand_asm_operands): Update.
11047 * reload1.c (reload): Update.
11048 (init_elim_table): Update.
11050 2008-04-25 Bob Wilson <bob.wilson@acm.org>
11052 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
11054 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
11056 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
11057 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
11058 (mov<mode>): Removed.
11059 (*movv4sf_internal): Likewise.
11060 (*movv2df_internal): Likewise.
11062 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
11064 * config.gcc (crx-*-elf): Remove deprecation.
11066 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
11068 * config/i386/cygming-crtend.c (register_frame_ctor): Register
11069 __gcc_deregister_frame with atexit.
11070 (deregister_frame_dtor): Remove.
11072 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
11073 Nathan Sidwell <nathan@codesourcery.com>
11075 * config/rs6000/rs6000.opt (mspe): Remove Var property.
11077 * config/rs6000/rs6000.h (rs6000_spe): Declare.
11078 (rs6000_isel): Likewise.
11079 * config/rs6000/rs6000.c (rs6000_spe): New variable.
11080 (rs6000_isel): New variable.
11081 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
11083 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11086 * c-common.c (handle_vector_size_attribute): Call
11087 lang_hooks.types.reconstruct_complex_type instead of
11088 reconstruct_complex_type.
11089 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
11090 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
11091 * langhooks.h (struct lang_hooks_for_types): Add
11092 reconstruct_complex_type hook.
11093 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
11094 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
11096 2008-04-24 Richard Guenther <rguenther@suse.de>
11098 * c-common.h (check_builtin_function_arguments): Declare.
11099 * c-common.c (validate_nargs): New function.
11100 (check_builtin_function_arguments): Likewise.
11101 * c-typeck.c (build_function_call): Call
11102 check_builtin_function_arguments.
11103 * builtins.c (fold_builtin_classify): Remove error reporting code.
11104 (fold_builtin_unordered_cmp): Likewise.
11105 (fold_builtin_1): Likewise.
11106 (fold_builtin_n): Likewise.
11108 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11110 PR tree-optimization/36008
11111 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
11112 the original op1, rather than delta by step.
11114 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
11115 Sebastian Pop <sebastian.pop@amd.com>
11117 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
11118 eliminate_local_variables_stmt, eliminate_local_variables,
11119 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
11120 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
11121 of code delimited by two edges in the CFG.
11122 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
11123 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
11124 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
11125 the case of parallelisation of reductions.
11126 (expr_invariant_in_region_p): New.
11128 * tree-flow.h (gather_blocks_in_sese_region): Declared.
11129 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
11131 2008-04-24 Ira Rosen <irar@il.ibm.com>
11132 Richard Guenther <rguenther@suse.de>
11134 PR tree-optimization/36034
11135 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
11136 incapable of dealing with loads with gaps.
11138 2008-04-24 Rafael Espindola <espindola@google.com>
11140 * tree-flow.h (vrp_evaluate_conditional): Change signature.
11141 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11142 vrp_evaluate_conditional.
11143 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
11144 (vrp_evaluate_conditional): Split the cond argument.
11145 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
11146 (simplify_stmt_for_jump_threading): Update call to
11147 vrp_evaluate_conditional.
11149 2008-04-24 Ira Rosen <irar@il.ibm.com>
11151 PR tree-optimization/35982
11152 * tree-vect-analyze.c (vect_check_interleaving): Check that the
11153 interleaved data-refs are of the same type.
11155 2008-04-24 Danny Smith <dannysmith@users.net>
11157 * c-format.c (check_format_info_main): Use strncmp rather than a
11158 magic prefix to handle multichar length specs.
11159 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
11160 Don't prefix "I64" and "I32" with '\0'.
11162 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11165 * config/i386/i386.c (init_cumulative_args): Don't pass anything
11166 in registers for -m32 only if stdarg_p (fntype).
11168 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
11170 PR rtl-optimization/36006
11171 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
11172 temp to op0 in order to avoid invalid rtx sharing.
11174 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11176 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
11177 check TREE_INVARIANT.
11178 * tree-gimple.c (is_gimple_address): New.
11179 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
11180 * tree-gimple.h (is_gimple_address): New.
11181 * tree.h (decl_address_invariant_p): New.
11182 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
11183 (build_string): Likewise.
11184 (decl_address_invariant_p): New, from is_gimple_invariant_address.
11185 (tree_invariant_p_1): Likewise.
11186 (save_expr): Use it.
11187 (tree_invariant_p): New.
11188 (skip_simple_arithmetic): Use it.
11189 (stabilize_reference_1): Use it.
11190 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
11192 (build1_stat): Drop code to compute TREE_INVARIANT.
11193 (build2_stat): Drop code to compute TREE_INVARIANT.
11194 (build3_stat): Drop code to compute TREE_INVARIANT.
11195 (build4_stat): Drop code to compute TREE_INVARIANT.
11196 (build5_stat): Drop code to compute TREE_INVARIANT.
11197 (build7_stat): Drop code to compute TREE_INVARIANT.
11198 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
11199 * tree.h (struct tree_base): Remove invariant_flag.
11200 (TREE_INVARIANT): Remove.
11201 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
11202 (fold_builtin_expect): Check TREE_CONSTANT.
11203 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
11204 * c-tree.h (c_expr_to_decl): Drop third parameter.
11205 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
11206 (build_c_cast): Don't set TREE_INVARIANT.
11207 (pop_init_level): Don't set TREE_INVARIANT.
11208 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
11209 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
11211 (gimplify_init_constructor): Don't set TREE_INVARIANT.
11212 (gimplify_addr_expr): Adjust comment.
11213 * tree-mudflap.c (mf_build_string):
11214 * print-tree.c (print_node): Don't print TREE_INVARIANT.
11215 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
11216 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
11217 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
11218 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
11219 * langhooks.h (struct lang_hooks): Drop third parameter from
11222 2008-04-23 Richard Guenther <rguenther@suse.de>
11224 PR tree-optimization/27799
11225 PR tree-optimization/32921
11226 PR tree-optimization/32624
11227 * tree-ssa-structalias.c (merge_smts_into): Only merge the
11228 SMTs aliases and the tag itself into the solution.
11229 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
11230 merge the points-to solution back into the SMT aliases.
11231 (may_alias_p): Use alias_set_subset_of instead of
11232 aliases_conflict_p. A pointer which points to
11233 memory with alias set zero may access any variable.
11235 2008-04-23 Richard Guenther <rguenther@suse.de>
11237 * alias.c (alias_set_subset_of): Correctly handle asking
11238 if zero is a subset of an alias set with zero child.
11239 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
11240 (compute_flow_insensitive_aliasing): Correctly walk all
11241 pointers. Do not unnecessarily union sets.
11243 2008-04-23 Richard Guenther <rguenther@suse.de>
11245 PR middle-end/36021
11246 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
11248 2008-04-22 Tomas Bily <tbily@suse.cz>
11250 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
11252 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
11254 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
11255 * tree-ssa-structalias.c (get_constraint_for): Likewise.
11256 * tree-inline.c (estimate_num_insns_1): Likewise.
11257 * varasm.c (const_hash_1, compare_constant, copy_constant)
11258 (compute_reloc_for_constant, output_addressed_constants): Likewise.
11259 * emit-rtl.c (component_ref_for_mem_expr)
11260 (set_mem_attributes_minus_bitpos): Likewise.
11261 * expr.c (highest_pow2_factor, expand_expr_real_1, )
11262 (is_aligning_offset): Likewise.
11263 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
11264 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
11265 * dojump.c (do_jump): Likewise.
11266 * builtins.c (get_pointer_alignment, get_memory_rtx)
11267 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
11268 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
11270 2008-04-23 Jakub Jelinek <jakub@redhat.com>
11272 PR rtl-optimization/36017
11273 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
11274 expanding the library call.
11276 2008-04-22 Ian Lance Taylor <iant@google.com>
11278 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
11279 than size_in_bytes.
11281 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
11283 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
11284 of LR/CTR moves for Power6.
11286 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11288 PR middle-end/36003
11289 * passes.c (init_optimization_passes): Remove
11290 pass_fast_rtl_byte_dce.
11292 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
11295 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
11296 builtin functions to generate faster code.
11297 (_mm_cvtpu16_ps): Ditto.
11298 (_mm_cvtpi32x2_ps): Ditto.
11300 2008-04-22 Nick Clifton <nickc@redhat.com>
11302 * common.opt (ftree-loop-distribution): Add Optimization
11305 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
11306 (frv_expand_builtin_va_start): Likewise.
11308 * config/arm/arm.c (thumb_find_work_register): Fix location of
11309 argument register count.
11311 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11313 Support scheduling for ColdFire V1 and V3 microarchitecture.
11314 Improve scheduling of multiplication instructions.
11316 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
11317 (mac): New instruction attribute.
11318 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
11319 (m68k_sched_mac): New variable.
11320 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
11321 Handle cfv1 and cfv3.
11322 (max_insn_size): New static variable.
11323 (struct _sched_ib): New type.
11324 (sched_ib): New static variable.
11325 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
11326 to fields of 'struct _sched_ib sched_ib'. Update all uses.
11327 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
11329 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
11330 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
11331 new variables. Update.
11332 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
11333 Add modeling of cfv3 instruction buffer. Update.
11334 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
11335 * config/m68k/m68k.h (TUNE_CFV3): New macro.
11336 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
11337 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
11338 a particular reservation applies to.
11339 (type2): Reorganize attribute values. Rename alu to alu_reg,
11340 alu_l to alu, move_l to omove. Join move to alu. Split mul
11341 to mul_l and mul_w.
11342 (cf_ib_*): Simplify description of instruction buffer.
11343 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
11344 (cf_mem): Split into cf_mem1 and cf_mem2.
11345 (cf_v2_move_??): Rename to cfv12_alu_??.
11346 (cf_v2_move_l_??): Rename to cfv12_omove_??.
11347 (cf_v2_mul_??): Remove reservations.
11348 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
11349 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
11350 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
11352 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
11353 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
11354 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
11355 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
11356 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
11357 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
11358 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
11359 expansions of the above reservations for instructions of sizes
11362 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11364 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
11366 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
11368 * coverage.c: Include tree-pass.h.
11369 (coverage_counter_alloc): Print da_file_name to the dump file.
11371 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11373 * sbitmap.c (sbitmap_range_empty_p): New function.
11374 * sbitmap.h (sbitmap_range_empty_p): New function.
11375 * bitmap.h: Now includes obstack.h.
11377 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
11378 Kenneth Zadeck <zadeck@naturalbridge.com>
11380 * dbgcnt.def (ra_byte_scan): Added.
11381 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
11382 when the last hit happens for a counter.
11383 * timevar.def (TV_DF_BYTE_LR): New variable.
11384 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
11385 * passes.c (pass_fast_rtl_byte_dce): New pass.
11386 * fwprop.c (update_df): Added mode to call df_ref_create.
11387 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
11388 DF_REF_EXTRACT_OFFSET.
11389 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
11390 DF_BYTE_LR_OUT, df_byte_lr): New macro.
11392 (df_ref_extract): Added mode field.
11393 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
11394 DF_REF_EXTRACT_OFFSET.
11395 (DF_REF_EXTRACT_MODE): New macro.
11396 (df_byte_lr_bb_info): New structure.
11397 (df_print_byte_regset, df_compute_accessed_bytes,
11398 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
11399 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
11400 df_byte_lr_simulate_uses,
11401 df_byte_lr_simulate_artificial_refs_at_top,
11402 df_byte_lr_simulate_artificial_refs_at_end,
11403 df_compute_accessed_bytes): New function.
11404 (df_ref_create): Add parameter.
11405 (df_byte_lr_get_bb_info): New inline function.
11406 * df-scan.c (df_ref_record, df_uses_record,
11407 df_ref_create_structure): Added mode parameter.
11408 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
11409 df_defs_record, df_uses_record, df_get_conditional_uses,
11410 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
11411 df_entry_block_defs_collect, df_exit_block_uses_collect):
11412 Added mode parameter to calls to df_ref_record, df_uses_record,
11413 df_ref_create_structure.
11414 (df_ref_equal_p, df_ref_compare): Added test for modes.
11415 (df_ref_create_structure): Added code to set mode. Renamed
11416 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
11417 DF_REF_EXTRACT_OFFSET.
11418 * df-core.c (df_print_byte_regset): New function.
11419 * df-byte-scan.c: New file.
11420 * df-problems.c (df_rd_transfer_function): Removed unnecessary
11421 calls to BITMAP_FREE.
11422 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
11423 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
11424 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
11425 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
11426 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
11427 df_byte_lr_local_compute, df_byte_lr_init,
11428 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
11429 df_byte_lr_transfer_function, df_byte_lr_free,
11430 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
11431 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
11432 df_byte_lr_simulate_uses,
11433 df_byte_lr_simulate_artificial_refs_at_top,
11434 df_byte_lr_simulate_artificial_refs_at_end): New function.
11435 * dce.c (byte_dce_process_block): New function.
11436 (dce_process_block): au is now passed in rather than computed
11437 locally. Changed loops that look at artificial defs to not look
11438 for conditional or partial ones, because there never are any.
11439 (fast_dce): Now is able to drive byte_dce_process_block or
11440 dce_process_block depending on the kind of dce being done.
11441 (rest_of_handle_fast_dce): Add parameter to fast_dce.
11442 (rest_of_handle_fast_byte_dce): New function.
11443 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
11444 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
11446 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
11449 * gcc.h: Added fortran options that take arguments to
11450 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
11453 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
11455 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
11456 scalarization if on the LHS and not a full access.
11458 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11460 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
11462 2008-04-18 Rafael Espindola <espindola@google.com>
11464 * tree-vrp.c (find_case_label_index): Fix the binary search.
11465 (find_case_label_range): New.
11466 (vrp_visit_switch_stmt): Use find_case_label_range.
11467 (simplify_switch_using_ranges): Use find_case_label_range.
11469 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
11471 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
11472 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
11474 2008-04-18 Tom Tromey <tromey@redhat.com>
11477 * doc/cpp.texi (Implementation-defined behavior): Mention
11480 2008-04-18 Ian Lance Taylor <iant@google.com>
11482 * fold-const.c (pointer_may_wrap_p): New static function.
11483 (fold_comparison): Add another test for pointer overflow. Use
11484 pointer_may_wrap_p to disable some false positives.
11486 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
11488 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
11489 (fname_as_string): Match updated cpp_interpret_string prototype.
11490 (fix_string_type): Support char16_t* and char32_t*.
11491 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
11492 derivative) nodes. Register as builtin if C++0x.
11493 (c_parse_error): Support CPP_CHAR{16,32}.
11494 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
11495 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
11496 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
11497 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
11498 CTI_CHAR32_ARRAY_TYPE>: New elements.
11499 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
11500 char32_type_node, signed_char32_type_node, char16_array_type_node,
11501 char32_array_type_node): New defines.
11502 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
11503 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
11504 (lex_string): Support CPP_STRING{16,32}, match updated
11505 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
11506 (lex_charconst): Support CPP_CHAR{16,32}.
11507 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
11508 and CPP_STRING{16,32}.
11510 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
11513 * aclocal.m4: Regenerate.
11514 * configure: Regenerate.
11516 2008-04-18 Jan Hubicka <jh@suse.cz>
11518 * except.c (dw2_size_of_call_site_table,
11519 sjlj_size_of_call_site_table): Use vector API for call_site_record.
11521 * cgraphbuild.c (build_cgraph_edges): Update.
11522 * tree-pass.h: Update comment.
11523 * final.c (leaf_function_p): Update.
11524 (leaf_renumber_regs): Update.
11525 (rest_of_clean_state): Update.
11526 * omp-low.c (expand_omp_parallel): Update.
11527 * ipa-reference.c (analyze_function): Update.
11528 * reorg.c (find_end_label): Update.
11529 (optimize_skip): Update.
11530 (fill_simple_delay_slots): Update.
11531 (fill_simple_delay_slots): Update.
11532 (make_return_insns): Update.
11533 (dbr_schedule): Update.
11534 * gimple-low.c (record_vars_into): Update.
11535 * cfgbuild.c (make_edges): Update.
11536 * function.c (assign_stack_local): Update.
11537 (assign_parm_adjust_stack_rtl): Update.
11538 (locate_and_pad_parm): Update.
11539 (allocate_struct_function): Do not initialize stack_alignment_needed
11540 and preferred_stack_boundary here.
11541 (stack_protect_prologue): Update.
11542 (stack_protect_epilogue): Update.
11543 (expand_function_start): Initialize stack_alignment_needed,
11544 preferred_stack_boundary and max_jumptable_ents.
11545 (expand_function_end): Update.
11546 (free_after_compilation): Do not NULLify epilogue_delay_list.
11547 * function.h (struct rtl_data): Add stack_protect_guard,
11548 stack_alignment_needed,
11549 preferred_stack_boundary, epilogue_delay_list.
11550 (struct function): Remove value_histograms, stack_alignment_needed,
11551 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
11553 unexpanded_var_list, stack_protect_guard.
11554 (current_function_epilogue_delay_list): Remove.
11555 * ipa-type-escape.c (analyze_function): Update.
11556 * gimplify.c (pop_gimplify_context): Update comment.
11557 * calls.c (expand_call): Update.
11558 (emit_library_call_value_1): Update.
11559 * except.c (set_nothrow_function_flags): Update.
11560 * cfgexpand.c (get_decl_align_unit): Update.
11561 (create_stack_guard): Update.
11562 (estimated_stack_frame_size): Update.
11563 (expand_used_vars): Update.
11564 (tree_expand_cfg): Free histogram earliers, init expansion variables.
11565 * explow.c (allocate_dynamic_stack_space): Update.
11566 * tree-ssa-live.c (remove_unused_locals): Update.
11567 * varasm.c (mark_constant_pool): Update.
11568 * tree-inline.c (remap_decls): Update.
11569 (initialize_cfun): Update.
11570 (declare_return_variable): Update.
11571 (inline_forbidden_p): Update.
11572 (expand_call_inline): Update.
11573 (declare_inline_vars): Update.
11574 (tree_function_versioning): Update.
11575 * tree-flow.h (value_histograms): New.
11576 (VALUE_HISTOGRAMS): New macro.
11577 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
11579 * tree-cfg.c (set_bb_for_stmt): Update.
11580 (replace_by_duplicate_decl): Update.
11581 (move_block_to_fn): Update.
11582 (new_label_mapper): Update.
11583 (dump_function_to_file): Update.
11584 * ipa-struct-reorg.c (build_data_structure): Update.
11585 * cfgrtl.c (print_rtl_with_bb): Update.
11586 * reload1.c (reload): Update.
11588 * config/i386/i386.c (setup_incoming_varargs_64,
11589 ix86_compute_frame_layout): Update.
11590 * config/arc/arc.c (arc_output_function_epilogue): Update.
11592 2008-04-18 Marius Strobl <marius@FreeBSD.org>
11594 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
11595 for FreeBSD as well.
11596 * gthr-posix95.h: Likewise.
11598 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
11600 PR rtl-optimization/35838
11601 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
11602 out the byte offset of the first subreg.
11604 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
11606 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
11607 to split_ti instead of three separate calls with single member arrays.
11608 (subti3 splitter): Ditto.
11609 (adddi3 splitter): Ditto with split_di.
11610 (subdi3 splitter): Ditto.
11611 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
11612 two separate calls with single member arrays. Swap match_dup
11613 operands 1 and 2 to better fit into the array.
11614 (negdi2 splitter): Ditto with split_di.
11615 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
11616 two separate calls with single member arrays. Swap match_dup operands
11617 6 and 7 to better fit into the array.
11619 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
11621 * config/i386/i386.c (sse_builtin_type): New.
11622 (bdesc_sse_args): Likewise.
11623 (bdesc_sse_3arg): Removed.
11624 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
11625 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
11626 IX86_BUILTIN_ROUNDPS.
11627 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
11628 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
11629 IX86_BUILTIN_ROUNDPS.
11630 (ix86_expand_sse_4_operands_builtin): Removed.
11631 (ix86_expand_sse_operands_builtin): New.
11632 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
11633 and CODE_FOR_sse4_1_roundps.
11634 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
11635 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
11637 2008-04-17 Alan Modra <amodra@bigpond.net.au>
11640 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
11641 regs before frame pop when needed. If use_backchain_to_restore_sp
11642 then load backchain into a temp reg to restore vr and vrsave. Add
11643 code to restore vr after frame pop if possible.
11645 2008-04-17 Richard Guenther <rguenther@suse.de>
11647 * tree-vn.c (expressions_equal_p): Do not check type
11648 equality or compatibility before calling operand_equal_p.
11649 * fold-const.c (operand_equal_p): Check equivalence of
11650 integer constants before bailing out due to signedness or
11651 precision differences.
11652 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
11653 spurious differences in type qualification. Ignore types
11654 for COMPONENT_REFs at all.
11656 2008-04-17 Christian Bruel <christian.bruel@st.com>
11658 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
11659 msw_skip comparison.
11661 2008-04-16 Jakub Jelinek <jakub@redhat.com>
11664 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
11667 PR tree-optimization/35899
11668 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
11669 rather than TREE_OPERAND.
11671 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
11674 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
11675 temporary registers. Change operand predicate to general_operand.
11676 (remainderxf3): Ditto.
11678 2008-04-16 Richard Guenther <rguenther@suse.de>
11680 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
11681 * tree-affine.c (aff_combination_expand): Look through some
11684 2008-04-15 Doug Kwan <dougkwan@google.com>
11686 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
11688 * tree-pretty-print.c (dump_generic_node): Ditto.
11689 * final.c (output_addr_const): Ditto.
11690 * dwarf2out.c (output_cfi): Ditto.
11691 * c-pretty-print.c (pp_c_integer_constant): Ditto.
11692 * print-rtl.c (print_rtx): Ditto.
11693 * print-tree.c (print_node_brief, print_node): Ditto.
11694 * c-common.c (match_case_to_enum_1): Ditto.
11695 * sched-vis.c (print_value): Ditto.
11696 * config/i386/i386.c (print_operand): Cast to long unsigned int
11699 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
11700 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
11701 MS Windows VirtualProtect function.
11703 2008-04-15 Jan Hubicka <jh@suse.cz>
11705 * gengtype.c (write_root): Param_is argument is OK.
11706 * expr.c (expand_expr_real_1): Update call of get_exception_*.
11707 * function.h: Include varray.h
11708 (rtl_eh): New stucture based on except.c one.
11709 (call_site_record): New forward declaration and vector type.
11710 * calls.c (emit_call_1): Do not call
11711 note_current_region_may_contain_throw.
11712 * except.c (eh_status): Remove cur_region, try_region since they are
11714 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
11715 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
11716 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
11717 Remove call_site_data_used, call_site_data_size.
11718 Turn call_site_record into vector in function.h.
11719 (note_current_region_may_contain_throw): Remove.
11720 (get_exception_pointer, get_exception_filter): Do not take struct
11721 function argument; update.
11722 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
11723 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
11724 build_post_landing_pads, dw2_build_landing_pads,
11725 sjlj_assign_call_site_values, sjlj_mark_call_sites,
11726 sjlj_emit_function_enter, sjlj_emit_function_enter,
11727 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
11728 sjlj_build_landing_pads, finish_eh_generation,
11729 remove_exception_handler_label, remove_eh_handler,
11730 maybe_remove_eh_handler, add_reachable_handler,
11731 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
11732 add_action_record, collect_one_action_chain, add_call_site,
11733 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
11734 sjlj_output_call_site_table, output_function_exception_table,
11735 * except.h (note_current_region_may_contain_throw): Remove
11736 (get_exception_pointer, get_exception_filter): Do not take struct
11738 * Makefile.in (GTFILES): Put varargs before struct function.
11740 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
11742 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
11743 punt for STRING_CST.
11744 (get_constraint_for): Deal with STRING_CST here instead.
11746 2008-04-15 Richard Guenther <rguenther@suse.de>
11748 * tree-ssa-propagate.c (substitute_and_fold): Substitute
11749 statements in a basic-block with a backward walk. Do not
11750 substitute into dead statements but instead remove those.
11752 2008-04-15 Richard Guenther <rguenther@suse.de>
11754 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
11755 to zero, thus disable creation of SFTs.
11757 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
11759 * tree-predcom.c (suitable_reference_p): Return false if the
11760 reference can throw.
11762 2008-04-15 Jakub Jelinek <jakub@redhat.com>
11765 * c-decl.c (finish_decl): If extern or static var has variable
11766 size, set TREE_TYPE (decl) to error_mark_node.
11768 2008-04-15 Rafael Espindola <espindola@google.com>
11770 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
11773 2008-04-15 Richard Guenther <rguenther@suse.de>
11775 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
11776 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
11777 (visit_reference_op_load): Do walk vuse-vdef chains on
11778 vn_reference_lookup.
11779 (visit_reference_op_store): But do not here.
11780 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
11781 vn_reference_lookup.
11782 (vn_lookup_with_vuses): But do so here.
11784 2008-04-14 Ian Lance Taylor <iant@google.com>
11786 * fold-const.c (fold_overflow_warning): Remove assertion.
11788 2008-04-15 Ben Elliston <bje@au.ibm.com>
11790 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
11791 temp1 local variables.
11793 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
11796 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
11797 ".text.unlikely" section as executable.
11799 2008-04-14 James E. Wilson <wilson@tuliptree.org>
11801 * config/ia64/ia64.c (rtx_needs_barrier): Handle
11802 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
11803 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
11804 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
11805 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
11806 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
11807 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
11809 2008-04-14 Ian Lance Taylor <iant@google.com>
11811 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
11812 * fold-const.c (fold_comparison): If appropriate, test
11813 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
11814 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
11815 reassociating a pointer type.
11816 * doc/invoke.texi (Optimize Options): Document that
11817 -fstrict-overflow applies to pointer wraparound.
11819 2008-04-13 Jan Hubicka <jh@suse.cz>
11821 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
11823 2008-04-12 Andrew Pinski <pinskia@gmail.com>
11825 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
11826 we are going to "save the world".
11828 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
11830 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
11831 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
11832 operand 0 constraint, not "=".
11834 2008-04-11 James E. Wilson <wilson@tuliptree.org>
11836 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
11838 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
11840 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
11841 of size of positions_needed * CHAR_BIT.
11843 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
11845 PR middle-end/35897
11846 * dse.c (store_info): Change positions_needed to unsigned
11848 (lowpart_bitmask): New.
11849 (record_store): Cast to unsigned HOST_WIDE_INT for
11850 positions_needed. Assert width <= size of positions_needed *
11851 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
11852 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
11853 lowpart_bitmask to set mask.
11855 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
11857 * config/bfin/constraints.md: New file.
11858 * config/bfin/bfin.md: Include it.
11859 (adddi3): Use satisfies_constraint functions instead of the old macros.
11860 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
11861 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
11862 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
11863 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
11864 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
11865 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
11866 EXTRA_CONSTRAINT): Delete.
11867 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
11868 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
11870 * config/bfin/bfin.c: Include "tm-constrs.h".
11871 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
11872 Use satisfies_constraint functions instead of the old macros.
11873 * doc/md.texi (Blackfin Constraints): Update file name reference.
11875 2008-04-11 Richard Guenther <rguenther@suse.de>
11877 PR tree-optimization/35869
11878 * tree-vrp.c (execute_vrp): Move switch statement update after
11879 jump threading. Schedule another cfg cleanup run.
11881 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
11884 * attribs.c (decl_attributes): Return early on errorneous node.
11886 2008-04-10 Oleg Ryjkov <olegr@google.com>
11888 * tree.h (struct tree_base): Added a new flag default_def_flag.
11889 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
11891 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
11893 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
11895 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11898 * pa.md: Define mode iterator P. Define mode attribute dwc.
11899 (dcacheflush): Update pattern to use iterator P and attribute dwc.
11900 (icacheflush): Likewise.
11901 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
11902 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
11904 2008-04-11 Ben Elliston <bje@au.ibm.com>
11906 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
11908 2008-04-10 Rafael Espindola <espindola@google.com>
11910 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
11911 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
11912 (extract_range_from_expr): The same.
11914 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
11916 * config/mips/mips.md (GPR2): New mode iterator.
11917 (seq): Add comment.
11918 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
11919 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
11920 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
11921 Rewrite these to take two modes, the mode of comparison and the
11922 mode of the destination.
11923 * config/mips/mips.c (mips_expand_scc): Instead of having
11924 paradoxical subreg as destination, expand "narrowing" scc if mode
11925 of comparison is SI and target is requested in DI mode.
11926 (mips_emit_int_order_test): Update comment. Make mode of
11927 comparison match CMP0 rather than TARGET. When creating inverse
11928 target use mode of TARGET.
11930 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
11932 * gcov-dump.c (tag_summary): Only print summaries for the first
11933 GCOV_COUNTERS_SUMMABLE counters.
11935 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
11937 * config/i386/i386.md (absneg): New code iterator.
11938 (absnegprefix): New code attribute.
11939 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
11940 patterns using absneg code iterator.
11941 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
11942 using absneg code iterator.
11943 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
11944 *neg<mode>2 patterns using absneg code iterator.
11945 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
11946 *negextendsfdf2 patterns using absneg code iterator.
11947 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
11948 *negextendsfxf2 patterns using absneg code iterator.
11949 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
11950 *negextendsfdf2 patterns using absneg code iterator.
11951 * config/i386/sse.md (<code><mode>2): Macroize expander from
11952 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
11954 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
11956 * config/s390/s390.h: Remove the remains of the recent search
11957 & replace action of current_function_outgoing_args_size.
11959 2008-04-10 Ira Rosen <irar@il.ibm.com>
11961 PR tree-optimization/35821
11962 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
11963 NEW_STMT_LIST is not NULL.
11965 2008-04-09 David Edelsohn <edelsohn@gnu.org>
11968 * toplev.c (process_options): Remove -ffunction-sections debugging
11971 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
11973 PR middle-end/PR28690
11974 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
11975 than gen_rtx_fmt_ee to perform more canonicalizations.
11977 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11980 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
11982 2008-04-09 Richard Guenther <rguenther@suse.de>
11984 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
11985 (dump_function_to_file): Dump function arguments with types.
11987 2008-04-08 Richard Guenther <rguenther@suse.de>
11989 * fold-const.c (fold_widened_comparison): Do not allow
11990 sign-changes that change the result.
11992 2008-04-08 Janis Johnson <janis187@us.ibm.com>
11995 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
11996 kinds of indirect references.
11998 2008-04-08 David Edelsohn <edelsohn@gnu.org>
12000 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
12001 GNU Fortran language string.
12003 2008-04-08 Rafael Espindola <espindola@google.com>
12005 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
12006 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
12007 * tree.h (tree_call_nonnegative_warnv_p): New.
12009 2008-04-08 Jan Hubicka <jh@suse.cz>
12011 * function.c (free_after_compilation): Clear out regno_reg_rtx
12014 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
12017 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12019 PR middle-end/PR28690
12020 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
12021 same precedence as REG_POINTER and MEM_POINTER operands.
12023 2008-04-08 Richard Guenther <rguenther@suse.de>
12025 PR middle-end/35834
12026 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
12027 for adding index to base.
12029 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
12031 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
12032 (MINGW_ENABLE_EXECUTE_STACK): New.
12033 (IN_LIBGCC2): For libgcc include windows.h file for
12034 function declarations.
12036 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
12038 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
12039 and tem2 if tem1 is not a REG or MULT.
12041 2008-04-08 Jan Hubicka <jh@suse.cz>
12043 * function.h (incomming_args): Break out of struct function.
12044 (function_subsections): Break out of struct function.
12045 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
12046 return_rtx and hard_reg_initial_vals from struct function.
12047 Kill inl_max_label_num.
12048 (current_function_pops_args, current_function_args_info,
12049 current_function_args_size, current_function_args_size,
12050 current_function_pretend_args_size,
12051 current_function_outgoing_args_size,
12052 current_function_internal_arg_pointer, current_function_return_rtx):
12053 Kill compatibility accestor macros.
12054 * builtins.c (expand_builtin_apply_args_1): Update.
12055 (expand_builtin_next_arg): Update.
12056 * df-scan.c (df_get_call_refs): Update.
12057 * dbxout.c (dbxout_function_end): Update.
12058 * dwarf2out.c (dwarf2out_switch_text_section): Update.
12059 (output_line_info): Update.
12060 (secname_for_decl): Update.
12061 (dwarf2out_var_location): Update.
12062 * function.c (free_after_compilation): Update.
12063 (assign_parm_find_stack_rtl): Update.
12064 (assign_parms): Update.
12065 (expand_dummy_function_end): Update.
12066 (expand_function_end): Update.
12067 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
12068 (expand_call): Update.
12069 (emit_library_call_value_1): Update.
12070 (store_one_arg): Update.
12071 * varasm.c (initialize_cold_section_name): Update.
12072 (unlikely_text_section): Update.
12073 (unlikely_text_section_p): Update.
12074 (assemble_start_function): Update.
12075 (assemble_end_function): Update.
12076 (default_section_type_flags): Update.
12077 (switch_to_section): Update.
12078 * integrate.c (set_decl_abstract_flags): Update.
12079 (get_hard_reg_initial_val): Update.
12080 (has_hard_reg_initial_val): Update.
12081 (allocate_initial_values): Update.
12082 * resource.c (init_resource_info): Update.
12083 * config/alpha/alpha.c (NUM_ARGS): Update.
12084 (direct_return): Update.
12085 (alpha_va_start): Update.
12086 (alpha_sa_size): Update.
12087 (alpha_initial_elimination_offset): Update.
12088 (alpha_expand_prologue): Update.
12089 (alpha_start_function): Update.
12090 (alpha_expand_epilogue): Update.
12091 (unicosmk_initial_elimination_offset):
12092 * config/alpha/alpha.md (call expander): Update.
12093 * config/s390/s390.c (s390_register_info): Update.
12094 (s390_register_info): Update.
12095 (s390_frame_info): Update.
12096 (s390_initial_elimination_offset): Update.
12097 (s390_build_builtin_va_list): Update.
12098 (s390_va_start): Update.
12099 * config/spu/spu.c (direct_return): Update.
12100 (spu_expand_prologue): Update.
12101 (spu_initial_elimination_offset): Update.
12102 (spu_build_builtin_va_list): Update.
12103 (spu_va_start): Update.
12104 * config/sparc/sparc.c (sparc_init_modes): Update.
12105 (sparc_compute_frame_size): Update.
12106 (function_value): Update.
12107 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
12108 * config/i386/i386.md (return expander): Update.
12109 * config/i386/i386.c (ix86_va_start): Update.
12110 (ix86_can_use_return_insn_p): Update.
12111 (ix86_compute_frame_layout): Update.
12112 (ix86_expand_epilogue): Update.
12113 * config/sh/sh.c (output_stack_adjust): Update.
12114 (calc_live_regs): Update.
12115 (sh_expand_prologue): Update.
12116 (sh_builtin_saveregs): Update.
12117 (sh_va_start): Update.
12118 (initial_elimination_offset): Update.
12119 (sh_allocate_initial_value): Update.
12120 (sh_function_ok_for_sibcall): Update.
12121 (sh_get_pr_initial_val): Update.
12122 * config/sh/sh.md (return expander): Update.
12123 * config/avr/avr.c (frame_pointer_required_p): UPdate.
12124 * config/crx/crx.c (crx_compute_frame): UPdate.
12125 (crx_initial_elimination_offset): UPdate.
12126 * config/xtensa/xtensa.c (compute_frame_size): Update
12127 (xtensa_builtin_saveregs): Update.
12128 (xtensa_va_start): Update.
12129 (order_regs_for_local_alloc): Update.
12130 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
12131 (xstormy16_expand_builtin_va_start): Update.
12132 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
12133 * config/m68hc11/m68hc11.md (return expanders): Update.
12134 * config/m68hc11/m68hc11.c (expand_prologue): Update.
12135 (expand_epilogue): Update.
12136 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
12137 (cris_simple_epilogue): Update.
12138 (cris_expand_prologue): Update.
12139 (cris_expand_epilogue): Update.
12140 * config/iq2000/iq2000.c (iq2000_va_start): Update.
12141 (compute_frame_size): Update.
12142 * config/mt/mt.c (mt_compute_frame_size): Update.
12143 * config/mn10300/mn10300.c (expand_prologue): Update.
12144 (expand_epilogue): Update.
12145 (initial_offset): Update.
12146 (mn10300_builtin_saveregs):
12147 * config/mn10300/mn10300.md (return expander): Update.
12148 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
12149 (ia64_initial_elimination_offset): Update.
12150 (ia64_initial_elimination_offset): Update.
12151 (ia64_expand_prologue): Update.
12152 * config/m68k/m68k.md (return expander): Update.
12153 * config/rs6000/rs6000.c (rs6000_va_start): Update.
12154 (rs6000_stack_info): Update.
12155 * config/mcore/mcore.c (layout_mcore_frame): Update.
12156 (mcore_expand_prolog): Update.
12157 * config/arc/arc.c (arc_compute_frame_size): Update.
12158 * config/score/score3.c (score3_compute_frame_size): Update.
12159 * config/score/score7.c (score7_compute_frame_size): Update.
12160 * config/arm/arm.c (use_return_insn): Update.
12161 (thumb_find_work_register): Update.
12162 (arm_compute_save_reg_mask): Update.
12163 (arm_output_function_prologue): Update.
12164 (arm_output_epilogue): Update.
12165 (arm_size_return_regs): Update.
12166 (arm_get_frame_offsets): Update.
12167 (arm_expand_prologue): Update.
12168 (thumb_exit): Update.
12169 (thumb_unexpanded_epilogue): Update.
12170 (thumb1_output_function_prologue): Update.
12171 * config/pa/pa.md (return expander): Update.
12172 * config/pa/pa.c (compute_frame_size): Update.
12173 (hppa_builtin_saveregs): Update.
12174 * config/mips/mips.c (mips_va_start): Update.
12175 (mips16_build_function_stub): Update.
12176 (mips_compute_frame_info): Update.
12177 (mips_restore_gp): Update.
12178 (mips_output_function_prologue): Update.
12179 (mips_expand_prologue): Update.
12180 * config/v850/v850.c (compute_frame_size): Update.
12181 (expand_prologue): * config/mmix/mmix.c (along): update.
12182 (mmix_initial_elimination_offset): update.
12183 (mmix_reorg): update.
12184 (mmix_use_simple_return): update.
12185 (mmix_expand_prologue): update.
12186 (mmix_expand_epilogue): Update.
12187 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
12188 (emit_link_insn): Update.
12190 2008-04-08 Anatoly Sokolov <aesok@post.ru>
12192 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
12193 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
12195 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
12198 2008-04-07 Jan Hubicka <jh@suse.cz>
12200 * function.h (rtl): Rename to x_rtl.
12201 (crtl): New define.
12202 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
12203 frame_offset, stack_check_probe_note, arg_pointer_save_area,
12204 used_temp_slots avail_temp_slots, temp_slot_level,
12205 nonlocal_goto_handler_labels): Update accesstors.
12206 (rtl): New global variable.
12207 (struct function): Move some fileds to rtl_data.
12208 (get_arg_pointer_save_area): Update prototype.
12209 * builtins.c (expand_builtin_setjmp_receiver): Update call of
12210 get_arg_pointer_save_area.
12211 * expr.c (init_expr): Update
12212 * function.c (get_frame_size): Update
12213 (assign_stack_local): Update
12214 (expand_function_end): Update.
12215 (get_art_pointer_save_area): Update
12217 * emit-rtl.c (rtl): Declare.
12218 (regno_reg_rtx): Declare.
12219 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
12221 (gen_reg_rtx): Update.
12222 * varasm.c (n_deferred_constatns): Update accestor.
12223 (init_varasm_status): Do not allocate varasm_status.
12224 (force_const_mem, get_pool_size, output_constant_pool): Update.
12225 * stmt.c (force_label_rtx): Do not use x_ prefixes.
12226 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
12227 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
12228 * sparc/sparc.h (INIT_EXPANDERS): Update.
12229 * ia64/ia64.h (INIT_EXPANDERS): Update.
12231 2008-04-07 James E. Wilson <wilson@tuliptree.org>
12233 * reload.c (push_secondary_reload): Add missing break to for loop.
12235 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12237 PR middle-end/PR28690
12238 * rtlanal.c: Update copyright years.
12239 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
12240 as REG_POINTER and MEM_POINTER operands.
12241 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
12242 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
12243 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
12244 * gcse.c: Update copyright years.
12245 (pre_delete): Call gen_reg_rtx_and_attrs.
12246 (hoist_code): Likewise.
12247 (build_store_vectors): Likewise.
12248 (delete_store): Likewise.
12249 * loop-invariant.c (move_invariant_reg): Likewise.
12250 Update copyright years.
12252 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
12254 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
12255 control string instead of quoted.
12257 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
12259 * doc/rtl.texi: Rewrite of subreg section.
12261 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
12264 * config/i386/i386.c (legitimize_pic_address): Add treating
12265 of dllimport SYM_REF's.
12266 (legitimize_dllimport_symbol): Add prototype.
12268 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12270 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
12271 reference in constructor with non self-referential type.
12273 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12275 Removal of Return with Depressed Stack Pointer support
12276 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
12277 (ECF_SP_DEPRESSED): Likewise.
12278 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
12279 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
12280 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12281 (expand_call): Do not test ECF_SP_DEPRESSED.
12282 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12283 * function.c (keep_stack_depressed): Delete.
12284 (handle_epilogue_set): Likewise.
12285 (update_epilogue_consts): Likewise.
12286 (emit_equiv_load): Likewise.
12287 (thread_prologue_and_epilogue_insns): Remove support for Return with
12288 Depressed Stack Pointer.
12289 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12291 2008-04-06 Richard Guenther <rguenther@suse.de>
12293 PR tree-optimization/35400
12294 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
12295 information from SSA_NAMEs.
12297 2008-04-06 Anatoly Sokolov <aesok@post.ru>
12299 * config/avr/avr.h (avr_mega_p): Remove declaration.
12300 (AVR_MEGA): Remove macro.
12301 * config/avr/avr.c (avr_mega_p): Remove variable.
12302 (avr_override_options): Remove inicializion of avr_mega_p.
12303 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
12304 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
12305 (avr_jump_mode): (Ditto.).
12306 (avr_output_progmem_section_asm_op): (Ditto.).
12307 (avr_asm_init_sections): (Ditto.).
12308 (avr_asm_init_sections): (Ditto.).
12309 (avr_rtx_costs): (Ditto.).
12310 * config/avr/avr.md: (Ditto.).
12311 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
12314 2008-04-06 Richard Guenther <rguenther@suse.de>
12316 PR tree-optimization/35842
12317 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
12318 is_gimple_invariant_address.
12320 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12322 * gcc.c (default_compilers): Sync Fortran extensions list with
12323 that in fortran/lang-specs.h.
12324 * doc/invoke.texi: Likewise.
12325 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
12326 * dwarf2out.c (gen_compile_unit_die): Likewise.
12328 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
12330 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
12332 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
12335 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
12336 attribute is used for nested functions.
12338 2008-04-05 Jan Hubicka <jh@suse.cz>
12340 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
12342 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
12344 (dump_files): Update.
12345 (enable_rtl_dump_file): Do not accept letter argument.
12346 * tree-pass.h (dump_file_info): Remove letter argument.
12347 * toplev.c (decode_d_option): Update -da handling.
12348 * toplev.h (enable_rtl_dump_file): Update prototype.
12349 * passes.c (register_one_dump_file): Do not accept IPA argument; work
12350 it out based on pass type.
12351 (register_dump_files_1): Likewise.
12352 (init_optimization_passes): Update register_one_dump_file calls.
12353 (execute_one_pass): Sanity check that IPA passes are called at IPA
12354 level and RTL passes at RTL level.
12355 (execute_pass_list): IPA pass can not be after or subpass of
12357 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
12358 disallov RTL subpasses of IPA subpasses.
12360 2008-04-05 Ben Elliston <bje@au.ibm.com>
12362 * tree-cfg.c (need_fake_edge_p): Return false for calls to
12363 builtins that return exactly once and do not throw. Cache call to
12366 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
12368 PR rtl-optimization/34916
12369 PR middle-end/35519
12370 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
12371 between instruction pairs.
12373 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
12375 * doc/invoke.texi: Document -mbitops for SH.
12376 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
12377 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
12378 * config/sh/sh.c (print_operand): Add %t operand code.
12379 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
12380 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
12381 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
12382 (extendqihi2): Likewise.
12383 (movqi_i): Likewise.
12384 (insv): Use bset, bclr and bst instructions for SH2A if possible.
12385 (extv): Use bld instruction for SH2A if possible.
12387 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
12388 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
12389 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
12390 (bset.b, bclr.b): Define peepholes.
12391 * config/sh/sh.opt (mbitops): New option.
12393 2008-04-04 Janis Johnson <janis187@us.ibm.com>
12396 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
12397 and view convert expression.
12399 2008-04-04 Jakub Jelinek <jakub@redhat.com>
12402 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12404 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
12406 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
12408 * config/i386/cpuid.h (bit_AES): New.
12409 (bit_PCLMUL): Likewise.
12411 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
12412 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
12413 SSE2 if AES or PCLMUL is enabled.
12414 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
12415 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
12416 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
12417 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
12418 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
12419 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
12420 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
12421 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
12422 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
12423 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
12424 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
12425 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
12426 __builtin_ia32_aeskeygenassist128 and
12427 __builtin_ia32_pclmulqdq128.
12428 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
12429 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
12430 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
12432 * config/i386/i386.h (TARGET_AES): New.
12433 (TARGET_PCLMUL): Likewise.
12434 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
12436 * config/i386/i386.md (UNSPEC_AESENC): New.
12437 (UNSPEC_AESENCLAST): Likewise.
12438 (UNSPEC_AESDEC): Likewise.
12439 (UNSPEC_AESDECLAST): Likewise.
12440 (UNSPEC_AESIMC): Likewise.
12441 (UNSPEC_AESKEYGENASSIST): Likewise.
12442 (UNSPEC_PCLMUL): Likewise.
12444 * config/i386/i386.opt (maes): New.
12445 (mpclmul): Likewise.
12447 * config/i386/sse.md (aesenc): New pattern.
12448 (aesenclast): Likewise.
12449 (aesdec): Likewise.
12450 (aesdeclast): Likewise.
12451 (aesimc): Likewise.
12452 (aeskeygenassist): Likewise.
12453 (pclmulqdq): Likewise.
12455 * config/i386/wmmintrin.h: New.
12457 * doc/extend.texi: Document AES and PCLMUL built-in function.
12459 * doc/invoke.texi: Document -maes and -mpclmul.
12461 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
12463 * function.c (free_after_parsing): Replace with
12464 cxx_push_function_context from C++ front-end.
12465 (allocate_struct_function): Don't call langhook.
12466 * langhooks.h (struct lang_hooks_for_functions): Delete.
12467 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
12469 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
12470 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
12471 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
12472 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
12473 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
12474 remove LANG_HOOKS_FUNCTION_INITIALIZER.
12475 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
12477 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
12478 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
12480 2008-04-04 Jakub Jelinek <jakub@redhat.com>
12483 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
12486 2008-04-04 Richard Guenther <rguenther@suse.de>
12488 PR middle-end/35823
12489 * fold-const.c (optimize_minmax_comparison): Use the correct
12490 type for the constant in the simplified comparison.
12492 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
12494 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
12495 Pass L2 size as "--param l2-cache-size" to the compiler.
12496 (decode_l2_cache): New function to decode L2 cache parameters using
12497 0x8000006 extended cpuid function.
12498 (detect_caches_amd): Determine parameters of L2 cache using
12499 decode_l2_caches function.
12500 (decode_caches_intel): Decode L2 cache parameters.
12501 (detect_caches_intel): Determine L2 cache parameters using
12502 decode_caches_intel and decode_l2_caches functions.
12504 2008-04-03 Bob Wilson <bob.wilson@acm.org>
12506 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
12507 secondary input reload for subword loads from the constant pool.
12509 2008-04-03 Janis Johnson <janis187@us.ibm.com>
12512 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
12513 constants of the appropriate size for runtime calculations.
12516 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
12517 decimal-float literal constant zero.
12519 2008-04-03 Jakub Jelinek <jakub@redhat.com>
12522 * c-parser.c (c_parser_omp_atomic): Call
12523 default_function_array_conversion on the RHS.
12525 PR middle-end/35818
12526 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
12527 call is_variable_sized if decl has incomplete type.
12529 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
12531 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
12533 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
12535 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
12537 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
12538 (sgt<u>): Merge sgt and sgtu into new expander.
12539 (sgt, sgtu): Remove expanders.
12540 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
12541 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
12542 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
12543 *sgtu_<mode>_mips16 into new pattern.
12544 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
12545 (sge<u>): Merge sge and sgeu into new expander.
12546 (sge, sgeu): Remove expanders.
12547 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
12549 (*sge_<mode>, second *sge_<mode>): Remove patterns.
12550 (slt<u>): Merge slt and sltu into new expander.
12551 (slt, sltu): Remove expanders.
12552 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
12553 (*slt_<mode>, *sltu_<mode>): Remove patterns.
12554 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
12555 *sltu_<mode>_mips16 into new pattern.
12556 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
12557 (sle<u>): Merge sle and sleu into new expander.
12558 (sle, sleu): Remove expanders.
12559 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
12560 (*sle_<mode>, *sleu_<mode>): Remove patterns.
12561 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
12562 *sleu_<mode>_mips16 into new pattern.
12563 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
12565 2008-04-03 Jan Hubicka <jh@suse.cz>
12567 PR tree-optimization/35795
12568 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
12569 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12570 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
12571 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12572 * score/score3.c (score3_output_mi_thunk): Likewise.
12573 * score/score7.c (score7_output_mi_thunk): Likewise.
12574 * mips/mips.c (mips_output_mi_thunk): Likewise.
12576 2008-04-03 Richard Guenther <rguenther@suse.de>
12578 * tree-vrp.c (extract_range_from_unary_expr): Handle all
12579 conversions. Simplify code.
12581 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
12583 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
12585 2008-04-03 Tom Tromey <tromey@redhat.com>
12586 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12588 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
12589 * config/bfin/t-bfin-linux (generated_files): Add
12590 linux-sysroot-suffix.h.
12591 * doc/install.texi (Prerequisites): Require make 3.80.
12592 * doc/sourcebuild.texi (Front End Directory): Document new
12594 * Makefile.in (generated_files): New variable.
12595 (ALL_HOST_OBJS): New variable.
12596 ($(ALL_HOST_OBJS)): New target.
12598 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
12600 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
12601 (remap_block): Call id->transform_lang_insert_block instead
12603 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
12604 Set id.transform_lang_insert_block to NULL.
12605 (clone_body): Move to cp/optimize.c
12606 * tree-inline.h (struct copy_body_data): Change
12607 transform_lang_insert_block to function pointer.
12608 (copy_generic_body, copy_decl_no_change): Export.
12609 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
12610 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
12611 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
12613 * c-tree.h (insert_block): Kill.
12614 * c-decl.c (insert_block): Kill.
12616 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
12618 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
12619 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
12620 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
12622 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
12623 argument, call {push,pop}_function_context from here.
12624 * c-parser.c: Use c_{push,pop}_function_context.
12626 * function.c (push_function_context_to): Move meat ...
12627 (push_function_context): ... here. Simplify.
12628 * function.c (pop_function_context_from): Move meat ...
12629 (pop_function_context): ... here. Simplify.
12630 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
12632 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
12633 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
12634 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
12635 * tree.h (push_function_context_to, pop_function_context_from): Remove.
12637 2008-04-03 Ben Elliston <bje@au.ibm.com>
12639 * expmed.c (extract_force_align_mem_bit_field): Remove.
12641 2008-04-03 Richard Guenther <rguenther@suse.de>
12643 PR middle-end/35800
12644 * expr.h (try_casesi): Adjust prototype.
12645 * expr.c (try_casesi): Take fallback label as extra parameter.
12646 Use that for gen_casesi if default_label is NULL.
12647 * stmt.c (expand_case): Pass fallback label to try_casesi,
12648 make sure to fill gaps with a fallback label if default_label
12651 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
12654 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
12656 2008-04-03 Ben Elliston <bje@au.ibm.com>
12658 * expmed.c (extract_split_bit_field): Remove if (0) code.
12659 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
12660 (do_ds_constraint): Likewise.
12662 2008-04-02 Joseph Myers <joseph@codesourcery.com>
12664 * doc/cppopts.texi (-dU): Document.
12665 * c-common.h (flag_dump_macros): Update comment.
12666 * c-opts.c (handle_OPT_d): Handle -dU.
12667 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
12668 dump_queued_macros, cb_used_define, cb_used_undef): New.
12669 (init_pp_output): Handle -dU.
12670 (cb_line_change): Call dump_queued_macros.
12671 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
12673 2008-04-02 Anatoly Sokolov <aesok@post.ru>
12675 * config/avr/predicates.md (io_address_operand): New predicate.
12676 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
12677 * config/avr/avr.c (avr_io_address_p): Remove function.
12678 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
12679 'avr_io_address_p' function.
12680 (out_movhi_r_mr): (Ditto.).
12681 (out_movqi_mr_r): (Ditto.).
12682 (out_movhi_mr_r): (Ditto.).
12683 (avr_address_cost): (Ditto.).
12685 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
12687 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
12688 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
12689 in 32bit mode when XMM registers are available to avoid store
12691 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
12692 corresponding post-reload splitters.
12694 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
12696 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
12697 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
12698 __builtin_ia32_roundss.
12699 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
12700 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
12701 __builtin_ia32_roundss.
12702 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
12703 IX86_BUILTIN_SHUFPD here.
12705 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
12707 * config/i386/i386.md (plogic): New.
12708 (plogicprefix): Likewise.
12710 * config/i386/mmx.md (mmx_<code><mode>3): New.
12711 (mmx_and<mode>3): Removed.
12712 (mmx_ior<mode>3): Likewise.
12713 (mmx_xor<mode>3): Likewise.
12715 * config/i386/sse.md (<code><mode>3): New.
12716 (*<code><mode>3): Likewise.
12717 (*<code><mode>3): Likewise.
12718 (<code><mode>3): Likewise.
12719 (*sse_<code><mode>3): Likewise.
12720 (*sse2_<code><mode>3): Likewise.
12721 (<code>tf3): Likewise.
12722 (*<code>tf3): Likewise.
12723 (and<mode>3): Likewise.
12724 (*and<mode>3): Likewise.
12725 (ior<mode>3): Removed.
12726 (*ior<mode>3): Likewise.
12727 (xor<mode>3): Likewise.
12728 (*xor<mode>3): Likewise.
12729 (*and<mode>3): Likewise.
12730 (*ior<mode>3): Likewise.
12731 (*xor<mode>3): Likewise.
12732 (and<mode>3): Likewise.
12733 (*sse_and<mode>3): Likewise.
12734 (*sse2_and<mode>3): Likewise.
12735 (andtf3): Likewise.
12736 (*andtf3): Likewise.
12737 (ior<mode>3): Likewise.
12738 (*sse_ior<mode>3): Likewise.
12739 (*sse2_ior<mode>3): Likewise.
12740 (iortf3): Likewise.
12741 (*iortf3): Likewise.
12742 (xor<mode>3): Likewise.
12743 (*sse_xor<mode>3): Likewise.
12744 (*sse2_xor<mode>3): Likewise.
12745 (xortf3): Likewise.
12746 (*xortf3): Likewise.
12748 2008-04-02 Richard Guenther <rguenther@suse.de>
12750 PR tree-optimization/14495
12751 PR tree-optimization/34793
12752 * tree-vrp.c (struct switch_update): New structure.
12753 (to_remove_edges, to_update_switch_stmts): New VECs.
12754 (simplify_switch_using_ranges): New function. Remove not taken
12755 case labels and edges.
12756 (simplify_stmt_using_ranges): Call it.
12757 (identify_jump_threads): Mark edges we have queued for removal
12758 so we don't thread them.
12759 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
12761 * tree-cfg.c (group_case_labels): Deal with missing default label.
12762 (tree_verify_flow_info): Allow missing default label.
12763 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
12764 (emit_case_nodes): Likewise.
12765 (expand_case): Do not rely on the default label to be present.
12766 * expr.c (try_casesi): Deal with NULL default_label.
12767 (do_tablejump): Likewise.
12769 2008-04-02 Richard Guenther <rguenther@suse.de>
12771 PR tree-optimization/14495
12772 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
12773 SWITCH_EXPR here ...
12774 (vrp_visit_switch_stmt): ... but here (new function).
12775 (find_case_label_index): New helper function.
12776 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
12778 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12780 * fwprop.c: Fix ISO-C99ism.
12782 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12785 * Makefile.in (objdir): Set it here.
12786 * configure.ac: Not here. Find dynamic linker characteristics.
12787 * exec-tool.in: Use them.
12788 * aclocal.m4: Regenerate.
12789 * configure: Regenerate.
12791 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12793 * expr.c (expand_var): Delete it.
12794 * expr.h (expand_var): Delete prototype.
12795 * function.c (expand_function_start): Use expand_decl instead.
12796 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
12799 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
12801 PR rtl-optimization/35542
12802 * fwprop.c (forward_propagate_and_simplify): Replace
12803 loc_reg_mentioned_in_p with reg_mentioned_p.
12805 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12807 PR rtl-optimization/35281
12808 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
12809 (propagate_rtx_1): Handle PR_HANDLE_MEM.
12810 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
12811 (varying_mem_p): Move above propagate_rtx.
12812 (all_uses_available_at): Do not check MEMs.
12814 2008-04-02 Rafael Espindola <espindola@google.com>
12816 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
12817 (register_edge_assert_for_2): Split the cond argument.
12818 (register_edge_assert_for_1): Adjust for the change in
12819 register_edge_assert_for_2.
12820 (register_edge_assert_for): Split the cond argument.
12821 (find_switch_asserts): Adjust for the change in
12822 register_edge_assert_for.
12824 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
12826 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
12827 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
12828 offsets for 64-bit mingw.
12829 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
12830 abi for x86_64-pc-mingw.
12832 2008-04-02 Richard Guenther <rguenther@suse.de>
12834 * tree-vrp.c (extract_range_from_assert): Make sure to not
12835 produce range min/max with TREE_OVERFOW set.
12836 If merging a anti-range and a range keep the anti-range if
12837 the range covers all values of the type.
12838 (register_edge_assert_for_2): Only allow sign-changing
12839 conversions in detecting canonical range checks. Also
12840 register an assert for the unsigned name if useful.
12842 PR tree-optimization/35787
12843 * tree-vrp.c (vrp_val_max): New function.
12844 (vrp_val_min): Likewise.
12845 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
12846 (vrp_val_is_min): Likewise.
12847 (supports_overflow_infinity): Use vrp_val_{min,max}.
12848 (negative_overflow_infinity): Likewise.
12849 (positive_overflow_infinity): Likewise.
12850 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
12851 (is_positive_overflow_infinity): Likewise.
12852 (is_overflow_infinity): Likewise.
12853 (avoid_overflow_infinity): Use vrp_val_{min,max} and
12854 vrp_val_is_{min,max}.
12855 (set_and_canonicalize_value_range): Canonicalize anti-ranges
12856 to ranges if possible. Avoid empty ranges.
12858 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12860 PR middle-end/35705
12861 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
12862 the expression is a function address.
12864 2008-04-01 George Helffrich <george@gcc.gnu.org>
12866 PR fortran/35154, fortran/23057
12867 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
12868 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
12869 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
12870 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
12872 (dbxout_syms): Check for COMMON-based symbol and wrap in
12873 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
12874 in bracket for efficiency.
12876 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
12877 using DW_TAG_common_block + member offset.
12878 (add_pubname_string): New function.
12879 (dw_expand_expr): New function to find block name and offset for
12881 (common_check): New function to check whether symbol in Fortran COMMON.
12882 (gen_variable_die): If COMMON, use DW_TAG_common_block.
12884 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
12887 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
12889 2008-04-02 Ben Elliston <bje@au.ibm.com>
12891 * config/v850/v850.md (casesi): Remove if (0) code.
12892 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
12893 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
12895 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
12897 * config/i386/i386.md (rex64suffix): New mode attribute.
12898 (floathi<mode>2): Disable expander for SSE math.
12899 (*floathi<mode>2_1): New insn insn_and_split pattern.
12900 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
12901 corresponding post-reload splitters.
12902 (*floathi<mode>2_i387): New macroized insn pattern.
12903 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
12904 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
12905 insn_and_split pattern.
12906 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
12907 New macroized instruction patterns and corresponding post-reload
12909 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
12910 and corresponding post-reload splitters.
12911 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
12912 New macroized instruction patterns.
12913 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
12914 macroized instruction patterns and corresponding post-reload splitters.
12915 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
12916 corresponding post-reload splitters.
12917 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
12918 New macroized instruction patterns.
12919 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
12920 corresponding post-reload splitters.
12921 (*floatsi<mode>2_i387): New macroized instruction patterns.
12923 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
12925 * config/i386/i386.md (smaxmin): New.
12926 (umaxmin): Likewise.
12927 (maxminiprefix): Likewise.
12928 (maxminfprefix): Likewise.
12929 (<code><mode>3): Likewise.
12930 (smin<mode>3): Removed.
12931 (smax<mode>3): Likewise.
12933 * config/i386/mmx.md (mmx_<code>v2sf3): New.
12934 (mmx_<code>v4hi3): Likewise.
12935 (mmx_<code>v8qi3): Likewise.
12936 (mmx_smaxv2sf3): Removed.
12937 (mmx_sminv2sf3): Likewise.
12938 (mmx_umaxv8qi3): Likewise.
12939 (mmx_smaxv4hi3): Likewise.
12940 (mmx_uminv8qi3): Likewise.
12941 (mmx_sminv4hi3): Likewise.
12943 * config/i386/sse.md (<addsub><mode>3): New.
12944 (*<addsub><mode>3): Likewise.
12945 (<sse>_vm<addsub><mode>3): Likewise.
12946 (<maxmin><mode>3): Likewise.
12947 (*<maxmin><mode>3_finite): Likewise.
12948 (*<maxmin><mode>3): Likewise.
12949 (<sse>_vm<maxmin><mode>3): Likewise.
12950 (sse3_h<addsub>v4sf3): Likewise.
12951 (sse3_h<addsub>v2df3): Likewise.
12952 (<maxmin>v16qi3): Likewise.
12953 (*<maxmin>v16qi3): Likewise.
12954 (<maxmin>v8hi3): Likewise.
12955 (*<maxmin>v8hi3): Likewise.
12956 (*sse4_1_<maxmin><mode>3): Likewise.
12957 (*sse4_1_<maxmin><mode>3): Likewise.
12958 (add<mode>3): Removed.
12959 (*add<mode>3): Likewise.
12960 (<sse>_vmadd<mode>3): Likewise.
12961 (sub<mode>3): Likewise.
12962 (*sub<mode>3): Likewise.
12963 (<sse>_vmsub<mode>3): Likewise.
12964 (smin<mode>3): Likewise.
12965 (*smin<mode>3_finite): Likewise.
12966 (*smin<mode>3): Likewise.
12967 (<sse>_vmsmin<mode>3): Likewise.
12968 (smax<mode>3): Likewise.
12969 (*smax<mode>3_finite): Likewise.
12970 (*smax<mode>3): Likewise.
12971 (<sse>_vmsmax<mode>3): Likewise.
12972 (sse3_haddv4sf3): Likewise.
12973 (sse3_haddv2df3): Likewise.
12974 (sse3_hsubv4sf3): Likewise.
12975 (sse3_hsubv2df3): Likewise.
12976 (umaxv16qi3): Likewise.
12977 (*umaxv16qi3): Likewise.
12978 (smaxv8hi3): Likewise.
12979 (*smaxv8hi3): Likewise.
12980 (*sse4_1_smax<mode>3): Likewise.
12981 (*sse4_1_umax<mode>3): Likewise.
12982 (uminv16qi3): Likewise.
12983 (*uminv16qi3): Likewise.
12984 (sminv8hi3): Likewise.
12985 (*sminv8hi3): Likewise.
12986 (*sse4_1_smin<mode>3): Likewise.
12987 (*sse4_1_umin<mode>3): Likewise.
12989 2008-04-01 Rafael Espindola <espindola@google.com>
12991 * tree-cfg.c (verify_expr): remove in_phi.
12992 (verify_stmt): Don't call walk_tree with verify_expr. Use
12993 is_gimple_min_invariant instead of is_gimple_val.
12995 2008-04-01 Joseph Myers <joseph@codesourcery.com>
12997 * doc/include/gpl_v3.texi: Update for manpage generation.
12998 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
13000 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
13001 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
13002 gpl_v3.texi instead of gpl.texi.
13005 2008-04-01 Jakub Jelinek <jakub@redhat.com>
13008 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
13010 2008-04-01 Rafael Espindola <espindola@google.com>
13012 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
13013 (extract_code_and_val_from_cond): Use
13014 extract_code_and_val_from_cond_with_ops.
13016 2008-04-01 Jan Hubicka <jh@suse.cz>
13018 * function.c (free_after_compilation): Free epilogue_delay_list.
13019 (prepare_function_start): Assert that previous compilation was freed.
13021 2008-04-01 Jan Hubicka <jh@suse.cz>
13022 Jim Wilson <wilson@tuliptree.org>
13023 Andreas Tobler <andreast@gcc.gnu.org>
13025 PR middle-end/35781
13026 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
13027 rtl.emit instead cfun->emit.
13028 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
13029 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
13031 2008-04-01 Ben Elliston <bje@au.ibm.com>
13033 * doc/c-tree.texi (Function Basics): Fix grammatical error.
13035 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
13037 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
13039 (fprofile-use): Add var flag_profile_use
13040 * coverage.c (coverage_begin_output): Do not open a gcno file for
13041 output only if -ftest-coverage is set.
13042 Do not add getpwd() to gcda file path.
13043 (build_gcov_info): Check the new flag
13044 flag_profile_datafile_relative_path.
13045 (coverage_init): Use profile_data_prefix.
13046 Read profile counter only if flag_profile_use is set.
13047 * opts.c (common_handle_option): New option fprofile-use=,
13048 fprofile-dir=, fprofile-generate=.
13049 * toplev.c (profile_data_prefix): New variable definition.
13050 * toplev.h (profile_data_prefix): New declaration.
13051 * doc/invoke.tex (Option Summary, Optimization Options):
13054 2008-03-31 James E. Wilson <wilson@tuliptree.org>
13056 * varasm.c (output_constant_pool_1): In LABEL_REF check,
13057 use tmp consistently.
13060 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
13061 * config/ia64/ia64.c (rtx_needs_barrier): Handle
13062 UNSPEC_FR_RECIP_APPROX_RES.
13063 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
13065 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
13068 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
13070 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13072 PR middle-end/30186
13073 * fold-const.c (fold_indirect_ref_1): Support accessing non first
13074 element of the vector via a pointer.
13076 2008-03-31 Ian Lance Taylor <iant@google.com>
13078 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
13080 2008-03-31 Jan Hubicka <jh@suse.cz>
13082 * builtins.c (expand_builtin_setjmp_receiver): Update call of
13083 get_arg_pointer_save_area.
13084 * expr.c (init_expr): Just clear out rtl.expr.
13085 * function.c (free_after_compilation): Clear out whole RTL structure.
13086 (get_func_frame_size): Merge into ...
13087 (get_frame_size): ... this one.
13088 (assign_stack_local_1): Merge into ...
13089 (assign_stack_local): ... this one.
13090 (expand_function_end): Update call of get_arg_pointer_save_area.
13091 (get_art_pointer_save_area): Remove cfun argument.
13092 * function.h (emit_status): regno_pointer_align does not need length
13093 attribute. Move x_regno_reg_rtx to ...
13094 (regno_reg_rtx): ... new global array.
13095 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
13096 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
13097 apply_args_value, forced_labels, stack_pointer_delta):
13099 (struct varasm_status): Move here from varasm.c
13100 (struct rtl_data): New. Move here some fields from struct function.
13101 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
13102 frame_offset, stack_check_probe_note, arg_pointer_save_area,
13103 used_temp_slots avail_temp_slots, temp_slot_level,
13104 nonlocal_goto_handler_labels): Update accesstors.
13105 (rtl): New global variable.
13106 (struct function): Move some fileds to rtl_data.
13107 (get_arg_pointer_save_area): Update prototype.
13108 * emit-rtl.c (rtl): Declare.
13109 (regno_reg_rtx): Declare.
13110 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
13112 (gen_reg_rtx): Update.
13113 (init_virtual_regs): Do not tate emit_status argument.
13114 (init_emit): Do not allocate emit.
13115 * varasm.c (varasm_statuc): Move to function.h.
13116 (n_deferred_constatns): Update accestor.
13117 (init_varasm_status): Do not allocate varasm_status.
13118 (force_const_mem, get_pool_size, output_constant_pool): Update.
13119 * stmt.c (force_label_rtx): Do not use x_ prefixes.
13120 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
13122 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
13124 PR rtl-optimization/35729
13125 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
13128 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
13131 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
13132 load/store if memory is unaligned.
13133 (*movti_rex64): Likewise.
13135 * config/i386/predicates.md (misaligned_operand): New.
13137 2008-03-31 Andrew Pinski <pinskia@gmail.com>
13140 * tree-ssa-phiopt.c (conditional_replacement): Return early for
13143 2008-03-31 Jan Beulich <jbeulich@novell.com>
13145 * config/ia64/constraints.md: Add 'j' constraint.
13146 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
13147 (movdi_internal): Likewise.
13149 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
13152 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
13154 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
13157 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
13158 proper error message for the third argument on blendpd and
13161 * config/i386/sse.md (blendbits): New.
13162 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
13164 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
13166 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
13168 2008-03-30 Richard Guenther <rguenther@suse.de>
13170 PR middle-end/31023
13171 * fold-const.c (fold_sign_changed_comparison): Do leave
13172 conversions to base-types alone.
13174 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
13176 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
13177 the link register if one altivec register is be saved.
13179 2008-03-30 Ben Elliston <bje@au.ibm.com>
13181 * final.c (final_scan_insn): Remove if (0) code.
13183 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
13185 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
13187 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
13189 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
13190 of V4SFmode to ix86_binary_operator_ok.
13192 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
13194 * config/i386/i386.c (override_options): Initialize
13195 ix86_veclib_handler to ix86_veclibabi_svml when
13196 -mveclibabi=svml is used.
13197 (ix86_veclibabi_svml): New function for SVML ABI style
13198 vectorization support.
13199 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
13201 2008-03-28 Rafael Espindola <espindola@google.com>
13203 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
13204 (tree_binary_nonnegative_warnv_p): Make it public.
13205 (tree_single_nonnegative_warnv_p): Make it public.
13206 (tree_invalid_nonnegative_warnv_p): Make it public.
13207 (tree_unary_nonzero_warnv_p): Make it public.
13208 (tree_binary_nonzero_warnv_p): Make it public
13209 (tree_single_nonzero_warnv_p): Make it public.
13210 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
13211 (extract_range_from_binary_expr): Split the expr argument.
13212 (extract_range_from_unary_expr): Split the expr argument.
13213 (extract_range_from_comparison): Split the expr argument.
13214 (extract_range_from_expr): Use the new aux functions.
13215 (vrp_evaluate_conditional_warnv): Use
13216 vrp_evaluate_conditional_warnv_with_ops.
13217 * tree.h (tree_unary_nonzero_warnv_p): Declare.
13218 (tree_binary_nonzero_warnv_p): Declare.
13219 (tree_single_nonzero_warnv_p): Declare.
13220 (tree_expr_nonzero_warnv_p): Declare.
13221 (tree_unary_nonnegative_warnv_p): Declare.
13222 (tree_binary_nonnegative_warnv_p): Declare.
13223 (tree_single_nonnegative_warnv_p): Declare.
13224 (tree_invalid_nonnegative_warnv_p): Declare.
13226 2008-03-28 Richard Guenther <rguenther@suse.de>
13228 PR tree-optimization/30317
13229 PR tree-optimization/30911
13230 PR tree-optimization/34793
13231 * tree-vrp.c (set_and_canonicalize_value_range): New function.
13232 (struct assert_locus_d): New member EXPR.
13233 (register_new_assert_for): Add EXPR parameter to support
13234 ASSERT_EXPR <name, expr OP limit>.
13235 (register_edge_assert_for_1): Adjust callers.
13236 (find_assert_locations): Likewise.
13237 (process_assert_insertions_for): Build condition from expression.
13238 (extract_range_from_assert): Handle ASSERT_EXPRs
13239 of the form ASSERT_EXPR <name, expr OP limit>.
13240 (register_edge_assert_for_2): New helper registering
13241 asserts for comparisons. Recognize range tests of the form
13242 (unsigned)i - CST1 OP CST2.
13243 (register_edge_assert_for_1): Use it.
13244 (register_edge_assert_for): Likewise.
13245 (needs_overflow_infinity): Integer sub-types
13246 do not need overflow infinities.
13247 (vrp_val_is_max): The extreme values of integer sub-types
13248 are those of the base type.
13249 (vrp_val_is_min): Likewise.
13250 * tree.def (ASSERT_EXPR): Document extra allowed conditional
13253 2008-03-28 Nick Clifton <nickc@redhat.com>
13256 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
13257 Return GENERAL_REGS for stack adjustment reloads.
13259 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13262 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
13263 const_vector when all the vectors are constant.
13265 2008-03-27 Bob Wilson <bob.wilson@acm.org>
13267 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
13269 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
13270 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
13272 (s<code>_sf): Use new scc_sf attribute for opcode names.
13274 2008-03-27 Tom Tromey <tromey@redhat.com>
13276 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
13277 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
13278 config/spu/t-spu-elf, config/i386/t-interix,
13279 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
13280 config/i386/x-darwin, config/i386/x-mingw32,
13281 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
13282 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
13283 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
13284 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
13285 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
13286 config/rs6000/x-darwin, config/rs6000/t-rs6000,
13287 config/score/t-score-elf, config/arm/t-strongarm-pe,
13288 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
13289 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
13290 Revert automatic dependency patch.
13292 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
13295 * config/i386/i386.c (ix86_function_arg_boundary): Align
13296 decimal floating point to its natural boundary.
13298 2008-03-27 Richard Guenther <rguenther@suse.de>
13300 PR middle-end/35716
13301 * fold-const.c (fold_comparison): Restrict distinct decl
13302 comparison folding to VAR_DECLs and PARM_DECLs. Do not
13303 solely rely on operand_equal_p.
13305 2008-03-27 Richard Guenther <rguenther@suse.de>
13308 * c-common.c (handle_weak_attribute): Reject combination of
13311 2008-03-27 Richard Guenther <rguenther@suse.de>
13313 PR tree-optimization/32810
13314 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
13315 conversions from DECL_INITIAL.
13316 (fold_const_aggregate_ref): Likewise from constructor elements.
13318 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
13320 * tree-affine.h (aff_combination_expand): Declare.
13321 (get_inner_reference_aff): Likewise.
13322 * tree-affine.c (aff_combination_expand): Split out from
13323 tree_to_aff_combination_expand.
13324 (get_inner_reference_aff): New function.
13325 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
13326 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
13327 (struct lim_aux_data): sm_done field removed.
13328 (mem_ref_loc_p, mem_ref_locs_p): New types.
13329 (struct mem_ref): Added id, stored, accesses_in_loop,
13330 indep_loop, dep_loop, indep_ref, dep_ref fields.
13331 Removed is_stored, locs and next fields.
13332 (memory_accesses): New variable.
13333 (movement_possibility): Do not allow moving statements
13334 that store to memory.
13335 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
13337 (determine_max_movement): For statements with memory references,
13338 find the outermost loop in that the reference is independent.
13339 (move_computations_stmt): Mark the virtual operands for renaming.
13340 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
13341 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
13342 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
13343 add_vop_ref_mapping, create_vop_ref_mapping_loop,
13344 create_vop_ref_mapping, analyze_memory_references,
13345 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
13346 get_all_locs_in_loop, ref_always_accessed_p,
13347 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
13348 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
13349 store_motion_loop, store_motion): New functions.
13350 (struct vop_to_refs_elt): New type.
13351 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
13352 memref_hash, memref_eq, hoist_memory_references): Rewritten.
13353 (schedule_sm): Replaced by...
13354 (execute_sm): ... this.
13355 (determine_lsm_ref, hoist_memory_references,
13356 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
13357 find_more_ref_vops, free_mem_ref, free_mem_refs,
13358 determine_lsm_loop, determine_lsm): Removed.
13359 (tree_ssa_lim_finalize): Free data structures used by store motion.
13360 (tree_ssa_lim): Call analyze_memory_references. Use
13361 store_motion instead of determine_lsm.
13363 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
13365 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
13366 rename tmake_file to m68hc11/t-m68hc11.
13367 (mcore): Set inhibit_libc to true.
13368 * config.host (alpha*-dec-*vms*): Set extra_programs.
13369 (interix3*): Don't use host_xmake_file.
13370 * configure.ac: Let config.gcc override inhibit_libc.
13371 * configure: Regenerate.
13373 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
13374 * config/t-openbsd-thread: Remove commented out lines.
13376 * config/x-interix: Remove.
13378 * config/m68hc11/t-m68hc11-gas: Rename to...
13379 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
13381 * config/mcore/t-mcore: Remove T_CFLAGS.
13382 * config/mcore/t-mcore-pe: Likewise.
13384 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
13386 * configure.ac: Replace custom __GNU_SOURCE test with
13387 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
13388 * aclocal.m4: Regenerate.
13389 * configure: Regenerate.
13390 * config.in: Regenerate.
13392 2008-03-27 Richard Guenther <rguenther@suse.de>
13394 * fold-const.c (target.h): Include.
13395 (fold_comparison): Fold comparison of addresses of decls
13396 that bind locally or of constants. Consolidate address folding code.
13397 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
13398 results from fold_binary_to_constant.
13399 (compare_values_warnv): Likewise.
13401 2008-03-27 Andrew Pinski <pinskia@gmail.com>
13403 PR middle-end/35429
13404 * fold-const.c (fold_truthop): Check for integeral types when folding
13405 a == 0 && b == 0 and a != 0 || b != 0 .
13407 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
13409 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
13411 2008-03-26 Andreas Schwab <schwab@suse.de>
13413 * doc/invoke.texi: Fix use of @item vs. @itemx.
13415 2008-03-26 Tom Tromey <tromey@redhat.com>
13417 * Makefile.in (build/gensupport.o, build/print-rtl.o,
13418 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
13419 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
13420 build/gencodes.o, build/genconditions.o, build/genconfig.o,
13421 build/genconstants.o, build/genemit.o, build/genextract.o,
13422 build/genflags.o, build/genmddeps.o, build/genopinit.o,
13423 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
13426 2008-03-26 Richard Guenther <rguenther@suse.de>
13429 2008-03-26 Richard Guenther <rguenther@suse.de>
13431 * fold-const.c (target.h): Include.
13432 (fold_comparison): Fold comparison of addresses of two decls
13433 that bind locally. Consolidate address folding code.
13435 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13437 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
13438 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
13439 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
13440 dconstsqrt2, dconstthird, dconste and/or dconst10.
13441 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
13442 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
13443 dconstsqrt2, dconste): Delete.
13444 (init_emit_once): Likewise. Simplify initializing dconstm1.
13446 * real.c (get_real_const): New.
13447 * real.h (dconst3, dconst10, dconstm2, dconstthird,
13448 dconstsqrt2, dconste): Delete.
13449 (real_value_const, get_real_const): New.
13451 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
13453 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
13455 * config/i386/i386.c (ix86_function_arg_boundary): Check
13456 BIGGEST_ALIGNMENT instead of 128.
13457 (setup_incoming_varargs_64): Likewise.
13459 2008-03-26 Tom Tromey <tromey@redhat.com>
13461 * Makefile.in (DEPFILES): Add missing '/'.
13463 2008-03-26 Richard Guenther <rguenther@suse.de>
13465 * fold-const.c (target.h): Include.
13466 (fold_comparison): Fold comparison of addresses of two decls
13467 that bind locally. Consolidate address folding code.
13469 2008-03-26 Nick Clifton <nickc@redhat.com>
13472 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
13473 not allow INT+INT as a legitimate addressing mode.
13475 2008-03-26 Richard Guenther <rguenther@suse.de>
13477 * tree-flow.h (widen_bitfield): Remove declaration.
13478 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
13479 (widen_bitfield): Remove function.
13480 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
13483 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13486 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
13489 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
13491 PR rtl-optimization/35232
13492 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
13493 (forget_old_reloads_1, forget_marked_reloads): Don't clear
13494 reg_reloaded_call_part_clobbered here.
13495 (reload_regs_reach_end_p): New function.
13496 (reload_reg_rtx_for_input): New variable.
13497 (reload_reg_rtx_for_output): Likewise.
13498 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
13499 when reassigning a pseudo register. Load reloadreg from
13500 reload_reg_rtx_for_input, moving the mode and register
13502 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
13503 instead of the original when deciding whether an input reload
13504 would be a no-op or whether an output reload can be deleted.
13505 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
13506 when setting up new_spill_reg_store. Load it from
13507 reload_reg_rtx_for_output, moving the mode and register
13509 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
13510 instead of the original when deciding whether an output reload
13511 would be a no-op. Do the same when modifying insn notes.
13512 Use rtx_equal_p instead of == to compare the registers.
13513 (inherit_piecemeal_p): Take a mode and two register numbers
13515 (emit_reload_insns): Clear new_spill_reg_store for every hard
13516 register in the reload register. Remove spill registers
13517 from reg_reloaded_valid before considering whether to record
13518 inheritance information for them. Use reload_reg_rtx_for_output
13519 instead of reg_rtx when recording output reloads. Use
13520 reload_reg_rtx_for_input instead of reg_rtx when recording
13521 input reloads. Set or clear reg_reloaded_call_part_clobbered
13522 at the same time as setting reg_reloaded_valid.
13523 (delete_output_reload): Add a new_reload_reg parameter and use it
13524 instead of rld[j].reg_rtx.
13525 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
13528 2008-03-25 Tom Tromey <tromey@redhat.com>
13530 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
13531 (build/genattr.o): Likewise.
13532 (build/genattrtab.o): Likewise.
13533 (build/gencodes.o): Likewise.
13534 (build/genconfig.o): Likewise.
13535 (build/genconstants.o): Likewise.
13536 (build/genemit.o): Likewise.
13537 (build/genextract.o): Likewise.
13538 (build/genflags.o): Likewise.
13540 2008-03-25 Bob Wilson <bob.wilson@acm.org>
13542 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
13543 instead of size_int for integer types.
13544 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
13545 to match type of MINUS_EXPR.
13547 2008-03-25 Tom Tromey <tromey@redhat.com>
13549 * configure: Rebuilt.
13550 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
13553 2008-03-25 Tom Tromey <tromey@redhat.com>
13555 * config/x-solaris (host-solaris.o): Update.
13556 * config/x-linux (host-linux.o): Update.
13557 * config/x-hpux (host-hpux.o): Update.
13558 * config/x-darwin (host-darwin.o): Update.
13559 * config/v850/t-v850e (v850-c.o): Update.
13560 * config/v850/t-v850 (v850-c.o): Update.
13561 * config/t-vxworks (vxworks.o): Update.
13562 * config/t-sol2 (sol2-c.o, sol2.o): Update.
13563 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
13564 * config/spu/t-spu-elf (spu-c.o): Update.
13566 * config/sh/t-symbian (sh-c.o): Update.
13567 (symbian.o): Update.
13568 * config/sh/t-sh (sh-c.o): Update.
13569 * config/score/t-score-elf (score7.o, score3.o): Update.
13570 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
13571 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
13572 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
13573 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
13574 (rs6000.o): Remove.
13575 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
13576 * config/m32c/t-m32c (m32c-pragma.o): Update.
13577 * config/ia64/t-ia64 (ia64-c.o): Update.
13578 * config/i386/x-mingw32 (host-mingw32.o): Update.
13579 * config/i386/x-i386 (driver-i386.o): Update.
13580 * config/i386/x-darwin (host-i386-darwin.o): Update.
13581 * config/i386/x-cygwin (host-cygwin.o): Update.
13582 * config/i386/t-nwld (nwld.o): Update.
13583 * config/i386/t-netware (netware.o): Update.
13584 * config/i386/t-interix (winnt.o): Update.
13585 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
13586 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
13587 msformat-c.o): Update.
13588 * config/bfin/t-bfin-linux (generated_files): Add
13589 linux-sysroot-suffix.h.
13590 * config/arm/t-wince-pe (pe.o): Update.
13591 * config/arm/t-strongarm-pe (pe.o): Update.
13592 * config/arm/t-pe (pe.o): Update.
13593 * config/arm/t-arm (arm-c.o): Update.
13594 * doc/install.texi (Prerequisites): Require make 3.80.
13595 * Makefile.in: Remove .o targets.
13596 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
13597 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
13598 (simple_generated_h, simple_generated_c): Move earlier.
13599 (generated_files): New variable.
13600 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
13601 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
13602 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
13603 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
13604 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
13605 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
13606 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
13607 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
13608 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
13609 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
13610 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
13611 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
13613 (COMPILE.base, COMPILE): New variables.
13614 (%.o): New pattern rule.
13615 (ALL_HOST_OBJS): New variable.
13616 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
13617 (dummy-checksum.o, cc1-checksum.o): Remove.
13618 (DRIVER_SHLIB): New variable.
13619 (DRIVER_DEFINES): Use it.
13620 (gencondmd.c): Move out of build/.
13621 (s-conditions): Update.
13622 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
13623 (ALL_BUILD_OBJS): Likewise.
13624 (build/%.o): Use BUILDCOMPILE.
13625 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
13626 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
13627 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
13628 build/gencheck.o, build/gencodes.o, build/genconditions.o,
13629 build/genconfig.o, build/genconstants.o, build/genemit.o,
13630 build/genextract.o, build/genflags.o, build/genmddeps.o,
13631 build/genopinit.o, build/genoutput.o, build/genpeep.o,
13632 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
13633 build/gen-protos.o, build/scan.o, build/fix-header.o,
13634 build/scan-decls.o): Simplify.
13635 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
13636 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
13637 prefix.o, toplev.o): Reduce to variable setting.
13638 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
13639 ($(out_object_file), gcc-options.o): New targets.
13640 ($(ALL_HOST_OBJS)): New target. Include dependency files.
13641 * configure: Rebuilt.
13642 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
13643 * doc/sourcebuild.texi (Front End Directory): Document new variable.
13645 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
13647 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
13648 complain when we hit an error, return ERROR_MARK_NODE.
13650 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
13652 * config/sh/constraints.md (Pso, Psz): New constraints.
13653 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
13654 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
13656 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
13658 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
13659 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
13661 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
13663 * config/sh/sh.md (prefetch): Add condition for SH2A target.
13664 (prefetch_sh2a): New.
13666 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
13667 Naveen.H.S <naveen.hs@kpitcummins.com>
13669 * config/sh/constraints.md (I28): New constraint.
13670 * config/sh/sh.c (broken_move): Add support for movi20s.
13671 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
13673 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
13674 Jayant Sonar <Jayant.sonar@kpitcummins.com>
13675 Naveen.H.S <naveen.hs@kpitcummins.com>
13677 * config/sh/sh.c (SH_ATTRIBUTES): Define.
13678 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
13679 (print_operand): Handle resbank in %@ operand code.
13680 (sh_encode_section_info): New.
13681 (push_regs): Add conditions for resbank.
13682 (sh_expand_epilogue): Likewise.
13683 (sh_insert_attributes): Likewise.
13684 (sh_attribute_table): Likewise.
13685 (sh_handle_resbank_handler_attribute): New.
13686 (sh2a_handle_function_vector_handler_attribute): New.
13687 (sh2a_is_function_vector_call): New.
13688 (sh2a_get_function_vector_number): New.
13689 (sh2a_function_vector_p): New.
13690 (sh_cfun_resbank_handler_p): New.
13691 * config/sh/sh.md (calli): Emit jsr/n if possible.
13692 (calli_tbr_rel): New.
13693 (calli_pcrel): Emit jsr/n if possible.
13694 (return_i): Emit rts/n if possible.
13695 (call_valuei_tbr_rel): New.
13696 (call_valuei_pcrel): Add condition for SH2A target.
13697 (call_value): Likewise.
13698 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
13699 (sh2a_get_function_vector_number): Likewise.
13700 (sh2a_is_function_vector_call): Likewise.
13701 * doc/extend.texi: Document TBR relative addressing of SH2A.
13702 (resbank): Add description for SH2A.
13704 2008-03-24 Richard Guenther <rguenther@suse.de>
13707 * gimplify.c (gimplify_modify_expr): For frontend type-correct
13708 pointer assignments change conversions according to middle-end rules.
13709 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
13710 * configure.ac: Include type checking in yes.
13711 * configure: Regenerate.
13713 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13715 * diagnostic.c (diagnostic_count_diagnostic): Delete.
13716 (diagnostic_report_diagnostic): Update. Handle ICEs here.
13718 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
13720 * gthr-vxworks.h (UNUSED): Define.
13722 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
13724 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
13726 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
13728 * doc/extend.texi (Function Attributes): Add missing comma in the
13729 example of the "alloc_size" attribute.
13731 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
13734 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
13736 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
13739 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
13742 * stor-layout.c (update_alignment_for_field): Set minimum alignment
13743 of the underlying type of a MS bitfield layout to the natural
13744 alignment of the type.
13746 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
13748 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
13749 to their natural alignment to avoid store forwarding stalls.
13751 2008-03-22 Richard Guenther <rguenther@suse.de>
13753 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
13754 For PHI nodes verify the address is invariant.
13755 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
13756 (get_symbol_constant_value): Use is_gimple_min_invariant.
13757 (maybe_fold_stmt_indirect): Likewise.
13759 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
13761 PR rtl-optimization/33927
13762 * Makefile.in (dse.o): Depend on $(TM_P_H).
13763 * expr.h (extract_low_bits): Declare.
13764 * expmed.c (extract_low_bits): New function.
13765 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
13766 * dse.c: Include tm_p.h.
13767 (find_shift_sequence): Remove the read_reg argument and return the
13768 read value. Emit the instructions instead of returning them.
13769 Iterate on new_mode rather than calculating it each time.
13770 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
13771 source to NEW_MODE and extract_low_bits to convert the shifted
13772 value to READ_MODE.
13773 (replace_read): Allow the load and store to have different mode
13774 classes. Use extract_low_bits when SHIFT == 0. Create the shift
13775 or extraction instructions before trying the replacement. Update
13776 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
13778 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
13780 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
13781 to their natural alignment to avoid store forwarding stalls.
13783 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13786 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
13787 encouraging but not allowing gprs for input;
13788 change the input constraint to !f#r.
13789 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
13791 change the output constraint to !f#r.
13793 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
13796 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
13797 corresponding post-reload splitters.
13798 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
13799 when x87 FP math is selected.
13800 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
13801 New function prototype.
13802 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
13803 unreachable function to ease macroization of insn patterns.
13805 2008-03-21 Martin Jambor <mjambor@suse.cz>
13807 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
13808 reference dumps if ddr is NULL or dependence is unknown.
13810 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
13812 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
13813 unsigned extension into account.
13814 (ATOMIC_COMPARE_AND_SWAP): Likewise.
13815 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
13816 Do computations on a scratch register.
13818 2008-03-21 Richard Guenther <rguenther@suse.de>
13820 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13821 Use is_gimple_min_invariant instead of TREE_INVARIANT.
13822 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
13823 * tree-ssa-dom.c (record_equality): Likewise.
13824 * tree-inline.c (copy_body_r): Likewise.
13825 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
13828 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
13830 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
13831 as 'delete_unused' argument.
13833 2008-03-20 Richard Guenther <rguenther@suse.de>
13835 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
13836 special casing of constant qualifiers.
13837 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
13838 care about them in general.
13839 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
13840 regardless of their type.
13841 (fold_stmt_r): Forcefully fold *& if we end up with that.
13843 2008-03-20 Paul Brook <paul@codesourcery.com>
13845 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
13846 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
13848 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
13850 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
13851 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
13853 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
13855 * common.opt (Wmudflap): New option.
13856 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
13857 (mx_register_decls): Likewise.
13858 (mudflap_finish_file): Likewise.
13859 * doc/invoke.texi: Document -Wno-mudflap.
13861 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
13863 * c-format.c (replace_format_name_to_system_name): New.
13864 (cmp_attribs): New.
13865 (convert_format_name_to_system_name): New.
13866 (decode_format_attr): Add use of convert_format_name_to_system_name.
13867 (format_types_orig): Add gnu_ prefix to names.
13868 (check_format_info_main): Special treating of \0 escaped names for
13869 supporting multi-character format specifiers as I32, I64.
13870 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
13871 (gnu_target_overrides_format_attributes): New.
13872 * c-format.h: Add structure target_ovr_attr to hold
13873 system specific formatter names.
13874 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
13875 msformat-c.o file to c_target_objs and cxx_target_objs.
13876 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
13877 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
13878 (TARGET_N_FORMAT_TYPES): New.
13879 * config/i386/msformat-c.c: New.
13880 * config/i386/t-cygming: Add build rule for msformat-c.o.
13881 * doc/extend.texi: Add new format names gnu_* and ms_* and
13883 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
13885 2008-03-20 Ira Rosen <irar@il.ibm.com>
13887 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
13888 optimizations turned on under -O3.
13889 (ftree-vectorize): Add that the flag is turned on with -O3.
13891 2008-03-20 Ben Elliston <bje@au.ibm.com>
13893 * regmove.c (try_auto_increment): Fix spelling error in comment.
13894 * final.c (final_scan_insn): Likewise.
13896 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
13899 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
13900 allocator preferences for "y" and "r" class registers.
13901 ("*mov<mode>_internal"): Ditto.
13902 ("*movv2sf_internal_rex64"): Ditto.
13903 ("*movv2sf_internal"): Ditto.
13905 2008-03-19 Michael Matz <matz@suse.de>
13907 PR middle-end/35616
13908 * calls.c (expand_call): Check overlap of arguments with call
13909 address for sibcalls.
13911 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
13914 * stor-layout.c (update_alignment_for_field): Set minimum alignment
13915 of the underlying type of a MS bitfield layout to the natural
13916 alignment of the type.
13918 2008-03-19 Jan Hubicka <jh@suse.cz>
13921 * toplev.c (decode_d_option): Handle all CPP flags.
13922 * tree-vrp.c: Update tree_pass descriptors.
13923 * regrename.c: Update tree_pass descriptors.
13924 * fwprop.c: Update tree_pass descriptors.
13925 * doc/invoke.texi: Remove documentation of dropped -d? flags.
13926 * tree-into-ssa.c: Update tree_pass descriptors.
13927 * tree-dump.c: Update tree_pass descriptors.
13928 * tree-complex.c: Update tree_pass descriptors.
13929 * tree-dump.h: Update tree_pass descriptors.
13930 * see.c: Update tree_pass descriptors.
13931 * cgraphbuild.c: Update tree_pass descriptors.
13932 * tracer.c: Update tree_pass descriptors.
13933 * tree-loop-distribution.c: Update tree_pass descriptors.
13934 * cgraph.c: Update tree_pass descriptors.
13935 * postreload-gcse.c: Update tree_pass descriptors.
13936 * postreload.c: Update tree_pass descriptors.
13937 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
13938 * tree-tailcall.c: Update tree_pass descriptors.
13939 * tree-pass.h (tree_opt_pass): Rename to ...
13940 (opt_pass) ... this one; add "type" field and remove letter field.
13941 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
13942 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
13943 all_lowering_passes): Update declaration.
13944 * ipa-cp.c: Update tree_pass descriptors.
13945 * final.c: Update tree_pass descriptors.
13946 * omp-low.c: Update tree_pass descriptors.
13947 * tree-ssa-dse.c: Update tree_pass descriptors.
13948 * ipa-reference.c: Update tree_pass descriptors.
13949 * tree-ssa-uncprop.c: Update tree_pass descriptors.
13950 * auto-inc-dec.c: Update tree_pass descriptors.
13951 * reorg.c: Update tree_pass descriptors.
13952 * cgraphunit.c: Update tree_pass descriptors.
13953 * tree-ssa-copyrename.c: Update tree_pass descriptors.
13954 * tree-ssa-ccp.c: Update tree_pass descriptors.
13955 * df-core.c: Update tree_pass descriptors.
13956 * mode-switching.c: Update tree_pass descriptors.
13957 * tree-nomudflap.c: Update tree_pass descriptors.
13958 * modulo-sched.c: Update tree_pass descriptors.
13959 * ipa-pure-const.c: Update tree_pass descriptors.
13960 * cse.c: Update tree_pass descriptors.
13961 * web.c: Update tree_pass descriptors.
13962 * tree-stdarg.c: Update tree_pass descriptors.
13963 * tree-ssa-math-opts.c: Update tree_pass descriptors.
13964 * tree-ssa-dom.c: Update tree_pass descriptors.
13965 * tree-nrv.c: Update tree_pass descriptors.
13966 * tree-ssa-alias.c: Update tree_pass descriptors.
13967 * loop-init.c: Update tree_pass descriptors.
13968 * gimple-low.c: Update tree_pass descriptors.
13969 * ipa-inline.c: Update tree_pass descriptors.
13970 * tree-ssa-sink.c: Update tree_pass descriptors.
13971 * global.c: Update tree_pass descriptors.
13972 * ifcvt.c: Update tree_pass descriptors.
13973 * jump.c: Update tree_pass descriptors.
13974 * predict.c: Update tree_pass descriptors.
13975 * tree-ssa-loop.c: Update tree_pass descriptors.
13976 * recog.c: Update tree_pass descriptors.
13977 * dse.c: Update tree_pass descriptors.
13978 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
13979 * tree-eh.c: Update tree_pass descriptors.
13980 * regmove.c: Update tree_pass descriptors.
13982 * function.c: Update tree_pass descriptors.
13983 * tree-vectorizer.c: Update tree_pass descriptors.
13984 * gcse.c: Update tree_pass descriptors.
13985 * ipa-type-escape.c: Update tree_pass descriptors.
13986 * tree-if-conv.c: Update tree_pass descriptors.
13987 * init-regs.c: Update tree_pass descriptors.
13988 * ipa.c: Update tree_pass descriptors.
13989 * tree-ssa-phiopt.c: Update tree_pass descriptors.
13990 * rtl-factoring.c: Update tree_pass descriptors.
13991 * lower-subreg.c: Update tree_pass descriptors.
13992 * bt-load.c: Update tree_pass descriptors.
13993 * tree-dfa.c: Update tree_pass descriptors.
13994 * except.c: Update tree_pass descriptors.
13995 * emit-rtl.c: Update tree_pass descriptors.
13996 * cfgexpand.c: Update tree_pass descriptors.
13997 * tree-cfgcleanup.c: Update tree_pass descriptors.
13998 * cfgcleanup.c: Update tree_pass descriptors.
13999 * tree-ssa-pre.c: Update tree_pass descriptors.
14000 * tree-sra.c: Update tree_pass descriptors.
14001 * tree-mudflap.c: Update tree_pass descriptors.
14002 * tree-ssa-copy.c: Update tree_pass descriptors.
14003 * cfglayout.c: Update tree_pass descriptors.
14004 * tree-ssa-forwprop.c: Update tree_pass descriptors.
14005 * tree-ssa-dce.c: Update tree_pass descriptors.
14006 * tree-ssa.c: Update tree_pass descriptors.
14007 * regclass.c: Update tree_pass descriptors.
14008 * integrate.c: Update tree_pass descriptors.
14009 * tree-optimize.c: Update tree_pass descriptors.
14010 * tree-ssa-phiprop.c: Update tree_pass descriptors.
14011 * tree-object-size.c: Update tree_pass descriptors.
14012 * combine.c: Update tree_pass descriptors.
14013 * tree-outof-ssa.c: Update tree_pass descriptors.
14014 * bb-reorder.c: Update tree_pass descriptors.
14015 * stack-ptr-mod.c: Update tree_pass descriptors.
14016 * var-tracking.c: Update tree_pass descriptors.
14017 * tree-profile.c: Update tree_pass descriptors.
14018 * tree-vect-generic.c: Update tree_pass descriptors.
14019 * reg-stack.c: Update tree_pass descriptors.
14020 * sched-rgn.c: Update tree_pass descriptors.
14021 * tree-ssa-structalias.c: Update tree_pass descriptors.
14022 * tree-cfg.c: Update tree_pass descriptors.
14023 * passes.c (current_pass): Update declaration.
14024 (finish_optimization_passes): Update.
14025 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
14026 (register_one_dump_file, register_dump_files_1, next_pass_1):
14028 (init_optimization_passes): Update handling of new types.
14029 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
14030 * ipa-struct-reorg.c: Update tree_pass descriptors.
14031 * tree-ssa-reassoc.c: Update tree_pass descriptors.
14032 * combine-stack-adj.c: Update tree_pass descriptors.
14033 * cfgrtl.c: Update tree_pass descriptors.
14034 * dce.c: Update tree_pass descriptors.
14035 * tree-ssanames.c: Update tree_pass descriptors.
14037 2008-03-19 Richard Guenther <rguenther@suse.de>
14039 PR middle-end/35609
14040 * tree-ssa.c (walk_data): New structure.
14041 (warn_uninitialized_var): If not always_executed warn with "maybe"
14043 (execute_early_warn_uninitialized): Compute post-dominators.
14044 Initialize always_executed before processing each basic block.
14046 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
14049 * config/i386/i386.c (x86_this_parameter): Calculate correct location
14050 of "this" pointer when "regparm = N" or "fastcall" is in effect.
14052 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14054 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
14056 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
14058 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
14060 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
14061 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
14062 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
14063 target after ignore has been set, and move there also the commputation
14064 of subtarget and original_target.
14065 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
14066 (LANG_HOOKS_INITIALIZER): Remove it.
14067 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
14069 2008-03-18 Richard Guenther <rguenther@suse.de>
14071 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
14072 found an expression with constants, note that in the VN for the lhs.
14073 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
14074 fold them to constants if possible. Run cleanup_cfg if done so.
14075 (execute_pre): Return todo.
14076 (do_pre): Likewise.
14077 (execute_fre): Likewise.
14078 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
14080 (get_prop_source_stmt): Look through pointer conversions.
14082 2008-03-18 Jan Hubicka <jh@suse.cz>
14084 * tree-pretty-print.c: Include predict.h.
14085 (dump_generic_node): Dump predictor.
14086 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
14087 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
14088 * gimple-low.c (lower_stmt): Likewise.
14089 * expr.c (expand_expr_real): Likewise.
14090 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
14092 (build_predict_expr, build_predict_expr): New.
14093 * predict.h (predictor_name, build_predict_expr): Update.
14094 * c-typeck.c (c_finish_bc_stmt): Add prediction.
14095 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
14096 * predict.def (PRED_CONTINUE): Update hitrate.
14097 * tree.def (PREDICT_EXPR): Define.
14098 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
14099 do not handle BIND_EXPR.
14100 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
14101 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
14102 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
14105 2008-03-18 Michael Matz <matz@suse.de>
14107 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
14109 2008-03-18 Richard Guenther <rguenther@suse.de>
14111 * tree-gimple.h (is_gimple_invariant_address): Declare.
14112 (is_gimple_constant): Likewise.
14113 * tree-gimple.c (is_gimple_constant): New function.
14114 (is_gimple_invariant_address): Likewise.
14115 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
14116 and is_gimple_invariant_address.
14117 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
14119 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
14120 an addressable base.
14122 2008-03-18 Jakub Jelinek <jakub@redhat.com>
14124 PR middle-end/35611
14125 * gimplify.c (gimplify_expr): Gimplify second operand of
14128 2008-03-17 Richard Guenther <rguenther@suse.de>
14130 PR tree-optimization/19637
14131 * fold-const.c (fold_unary): Remove restrictions of removing
14132 intermediate pointer-conversions (P2)(P1)P0.
14133 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
14134 conversion to void pointer.
14135 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
14137 2008-03-16 James E. Wilson <wilson@tuliptree.org>
14140 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
14141 emulated thread local variables.
14143 2008-03-16 Richard Guenther <rguenther@suse.de>
14145 PR middle-end/35607
14146 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
14147 expand TREE_INVARIANT operations that are not gimple invariant.
14149 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
14151 * doc/extend.texi (Alignment): Say that the ABI controls
14152 the __alignof__ for non-strict-alignment targets rather
14153 than being a recommendation.
14155 2008-03-15 Paul Brook <paul@codesourcery.com>
14157 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
14159 (arm_output_fn_unwind): Mark functions that can not be unwound.
14161 2008-03-15 Paul Brook <paul@codesourcery.com>
14163 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
14164 extension instructions.
14166 2008-03-15 Richard Guenther <rguenther@suse.de>
14168 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
14169 and fold constant aggregate refs.
14170 (fold_const_aggregate_ref): Handle string constants
14171 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
14172 (evaluate_stmt): Simplify now that ccp_fold folds constant
14175 2008-03-15 Paul Brook <paul@codesourcery.com>
14177 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
14178 (extzv): Use gen_extzv_t2.
14179 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
14181 2008-03-15 Richard Guenther <rguenther@suse.de>
14183 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
14184 (fold_const_aggregate_ref): Likewise.
14185 (get_value): Return NULL if we don't have any values.
14186 (ccp_finalize): Set const_val to NULL after freeing it.
14187 * tree-flow.h (get_symbol_constant_value): Declare.
14188 (fold_const_aggregate_ref): Likewise.
14189 * tree-ssa-sccvn.c (try_to_simplify): Use them.
14191 2008-03-15 Richard Guenther <rguenther@suse.de>
14193 PR middle-end/35593
14194 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
14195 to not produce negative array indices if not allowed. Add
14196 parameter to indicate that.
14197 (maybe_fold_offset_to_component_ref): Allow negative array
14198 indices only for the first member of a structure.
14199 (maybe_fold_offset_to_reference): Allow negative array indices.
14200 (maybe_fold_stmt_addition): Likewise.
14202 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
14203 Anatoly Sokolov <aesok@post.ru>
14205 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
14206 (avr_arch): Add ARCH_AVR6.
14207 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
14208 (initial_elimination_offset): Initialize and use 'avr_pc_size'
14209 instead of fixed value 2.
14210 (print_operand_address): Use gs() asm specifier instead of pm().
14211 (avr_assemble_integer): (Ditto.).
14212 (avr_output_addr_vec_elt): (Ditto.).
14213 (print_operand): Handle "!" code.
14214 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
14215 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
14216 (AVR_HAVE_EIJMP_EICALL): Define.
14217 (AVR_3_BYTE_PC): Redefine.
14218 (AVR_2_BYTE_PC): (Ditto.).
14219 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
14220 (LINK_SPEC): Add atmega2560 and atmega2561.
14221 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
14223 * config/avr/avr.md (call_insn): Use eicall instead of icall
14224 for 3 byte PC devices.
14225 (call_value_insn): (Ditto.).
14226 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
14227 (indirect_jump): Use only for for 2 byte PC devices.
14228 (*tablejump): (Ditto.).
14229 (*indirect_jump_avr6): Add insn.
14230 (*tablejump_rjmp): Don't use for 3 byte PC devices.
14231 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
14232 instead of ijmp for 3 byte PC devices.
14233 (__tablejump2__): (Ditto.).
14234 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
14235 (MULITLIB_DIRNAMES): (Ditto.).
14236 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
14238 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
14240 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
14241 "sse2_umulsidi3". Use V1DI mode for operand 0.
14242 ("mmx_psadbw"): Use V1DI mode for operand 0.
14243 * config/i386/i386-modes.def (V1SI): New vector mode.
14244 * config/i386/i386.c (struct builtin_description)
14245 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
14246 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
14247 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
14248 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
14249 v1di_ftype_v8qi_v8qi type.
14250 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
14252 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
14253 __builtin_ia32_pmuludq]: Fix the mode of return value.
14255 2008-03-15 Richard Guenther <rguenther@suse.de>
14257 PR middle-end/35595
14258 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
14261 2008-03-14 Bob Wilson <bob.wilson@acm.org>
14263 * doc/invoke.texi (Option Summary, Xtensa Options): Document
14264 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
14265 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
14266 unless TARGET_SERIALIZE_VOLATILE is enabled.
14267 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
14268 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
14269 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
14271 2008-03-14 Richard Guenther <rguenther@suse.de>
14273 PR tree-optimization/34172
14274 * tree-flow.h (refs_may_alias_p): Declare.
14275 (get_single_def_stmt): Likewise.
14276 (get_single_def_stmt_from_phi): Likewise.
14277 (get_single_def_stmt_with_phi): Likewise.
14278 * tree-dfa.c (refs_may_alias_p): New function.
14279 (get_single_def_stmt): Likewise.
14280 (get_single_def_stmt_from_phi): Likewise.
14281 (get_single_def_stmt_with_phi): Likewise.
14282 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
14283 (vn_reference_lookup_1): New helper function.
14284 (vn_reference_lookup): Walk the virtual use-def chain to
14285 continue searching for a match if the def does not alias the
14286 reference we are looking for.
14288 2008-03-14 David Edelsohn <edelsohn@gnu.org>
14290 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
14291 archive and Perzl. Update The Written Word listing.
14293 2008-03-14 Richard Guenther <rguenther@suse.de>
14295 PR tree-optimization/34043
14296 PR tree-optimization/33989
14297 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
14299 (bitmap_find_leader): Use extra argument to verify dominance
14300 relationship inside a basic-block.
14301 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
14302 (find_leader_in_sets): Adjust.
14303 (create_component_ref_by_pieces): Take extra argument for
14304 dominance check, handle lookup failures.
14305 (find_or_generate_expression): Likewise.
14306 (create_expression_by_pieces): Likewise.
14307 (insert_into_preds_of_block): Adjust.
14308 (create_value_expr_from): If asked for, verify all operands
14309 are in the blocks AVAIL_OUT set.
14310 (make_values_for_stmt): Check for SSA_NAMEs that are life
14311 over an abnormal edge.
14312 (compute_avail): Remove such check.
14313 (do_SCCVN_insertion): New function.
14314 (eliminate): If we do not find a leader suitable for replacement
14315 insert a replacement expression from SCCVN if available.
14316 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
14317 (struct vn_ssa_aux): Add needs_insertion flag.
14318 * tree-ssa-sccvn.c (may_insert): New global flag.
14319 (copy_reference_ops_from_ref): Value-number union member access
14320 based on its size, not type and member if insertion is allowed.
14321 (visit_reference_op_load): For a weak match from union type
14322 punning lookup a view-converted value and insert a SSA_NAME
14323 for that value if that is not found.
14324 (visit_use): Make dumps shorter. Do not disallow value numbering
14325 SSA_NAMEs that are life over an abnormal edge to constants.
14326 (free_scc_vn): Release inserted SSA_NAMEs.
14327 (run_scc_vn): New flag to specify whether insertion is allowed.
14328 Process SSA_NAMEs in forward order.
14329 * tree-ssa-loop-im.c (for_each_index): Handle invariant
14330 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
14331 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
14332 pointer type to/from integral types that do not change the
14333 precision to regular conversions.
14335 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
14337 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
14338 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
14339 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
14340 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
14341 input arguments and the mode of return value. Built-in functions
14342 that operate on whole 64-bit MMX register now use V1DI mode.
14344 2008-03-13 Alon Dayan <alond@il.ibm.com>
14345 Olga Golovanevsky <olga@il.ibm.com>
14347 PR tree-optimization/35041
14348 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
14349 to locate the right position in a statement.
14351 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
14355 * config/i386/xmmintrin.h: Change all static inline functions to
14356 extern inline and add __gnu_inline__ attribute.
14357 * config/i386/bmintrin.h: Ditto.
14358 * config/i386/smmintrin.h: Ditto.
14359 * config/i386/tmmintrin.h: Ditto.
14360 * config/i386/mmintrin-common.h: Ditto.
14361 * config/i386/ammintrin.h: Ditto.
14362 * config/i386/emmintrin.h: Ditto.
14363 * config/i386/pmmintrin.h: Ditto.
14364 * config/i386/mmintrin.h: Ditto.
14365 * config/i386/mm3dnow.h: Ditto.
14367 2008-03-13 Jakub Jelinek <jakub@redhat.com>
14369 PR middle-end/35185
14370 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
14371 (lower_omp_2): New function.
14372 (lower_omp_1, lower_omp): Rewritten.
14374 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
14377 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
14378 with the phrase "Microsoft Windows compilers".
14379 (Push/Pop Macro Pragmas): New subsection. Document
14380 #pragma push_macro and pragma pop_macro.
14382 2008-03-12 Paul Brook <paul@codesourcery.com>
14384 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
14386 2008-03-12 Paul Brook <paul@codesourcery.com>
14388 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
14389 (thumb2_alusi3_short): Exclude PLUS and MINUS.
14390 (thumb2_addsi_shortim): Rename ...
14391 (thumb2_addsi_short): ... to this. Allow register operands.
14392 (thumb2_subsi_short): New pattern.
14393 (thumb2_one_cmplsi2_short,
14394 thumb2_negsi2_short): New patterns and peepholes.
14396 2008-03-12 Paul Brook <paul@codesourcery.com>
14398 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
14400 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
14402 * config/i386/i386.md (int_cond): New code iterator.
14404 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
14405 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
14406 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
14407 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
14408 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
14409 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
14410 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
14411 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
14413 2008-03-12 Paul Brook <paul@codesourcery.com>
14415 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
14416 instead of {arm,thumb}_compute_save_reg_mask.
14417 (output_return_instruction): Ditto.
14418 (thumb_unexpanded_epilogue): Ditto.
14419 (thumb1_expand_prologue): Ditto.
14420 (thumb1_output_function_prologue): Ditto.
14421 (arm_set_return_address): Ditto.
14422 (thumb_set_return_address): Ditto.
14423 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
14424 regs to achieve stack alignment.
14425 (thumb1_compute_save_reg_mask): Fix compiler warning.
14426 (arm_output_epilogue): Use offsets->saved_regs_mask.
14427 Adjust stack pointer by poping call clobered registers.
14428 (arm_expand_prologue): Use offsets->saved_regs_mask.
14429 Adjust stack pointer by pushing extra registers.
14430 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
14432 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
14435 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
14436 conversion to the operands of a multiplication.
14438 2008-03-12 Richard Guenther <rguenther@suse.de>
14440 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
14441 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
14442 * timevar.def (TV_TREE_PHIPROP): Add.
14443 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
14444 pass description. Use TV_TREE_PHIPROP.
14445 * tree-ssa-forwprop.c: Remove phiprop code.
14447 2008-03-12 Jakub Jelinek <jakub@redhat.com>
14449 PR middle-end/35549
14450 * omp-low.c (maybe_lookup_decl): Constify first argument.
14451 (use_pointer_for_field): Change last argument from bool to
14452 omp_context *. Disallow shared copy-in/out in nested
14453 parallel if decl is shared in outer parallel too.
14454 (build_outer_var_ref, scan_sharing_clauses,
14455 lower_rec_input_clauses, lower_copyprivate_clauses,
14456 lower_send_clauses, lower_send_shared_vars): Adjust callers.
14458 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
14459 Ira Rosen <irar@il.ibm.com>
14461 * tree-vectorizer.c (free_stmt_vec_info): New function.
14462 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
14463 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
14464 * tree-vectorizer.h (free_stmt_vec_info): Declare.
14465 * tree-vect-transform.c (vectorizable_conversion): Free
14466 vec_oprnds0 if it was allocated.
14467 (vect_permute_store_chain): Remove unused VECs.
14468 (vectorizable_store): Free VECs that are allocated in the..
14470 (vect_transform_strided_load, vectorizable_load): Likewise.
14471 (vect_remove_stores): Simplify the code.
14472 (vect_transform_loop): Move code to vect_remove_stores().
14473 Call vect_remove_stores() and free_stmt_vec_info().
14475 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14477 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
14478 TARGET_HPUX. Revise comment.
14479 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
14480 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
14481 Use sr4 variant of `be' instruction when not generating PIC code.
14482 (attr_length_call): Adjust for above change.
14484 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14486 * ipa-reference.c (static_execute): Remove module_statics_const and
14487 associated setting code.
14489 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
14492 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
14493 predicate for operand 1.
14494 (paritysi2_cmp): Use register_operand predicate for operand 2.
14495 Use earlyclobber modifier for operand 1. Remove support for
14497 (paritydi2_cmp): Use register_operand predicate for operand 3.
14498 Use earlyclobber modifier for operand 1. Remove support for
14501 2008-03-11 Paul Brook <paul@codesourcery.com>
14502 Vladimir Prus <vladimir@codesourcery.com>
14504 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
14505 (arm_compute_save_reg0_reg12_mask): Always
14506 check if register 11 must be saved. Always safe hard frame pointer
14507 when frame_pointer_needeed.
14508 (arm_compute_save_reg_mask): Save IP and PC
14509 only with apcs frames.
14510 (arm_output_epilogue): Adjust Thumb2 codepath to
14511 be also invoked and work for ARM non-apcs frames.
14512 (arm_expand_prologue): Don't bother saving IP
14513 for non-apcs frame, since it's not clobbered by
14514 prologue code. Implement non-apcs frame
14517 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
14519 PR rtl-optimization/35281
14520 * expr.c (convert_move): Use a new pseudo for the intermediate
14521 from_mode->word_mode result.
14523 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
14525 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
14526 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
14527 * toplev.c (compile_file): Don't call it.
14529 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
14531 PR middle-end/35526
14532 * expr.c (store_expr): Call emit_block_move if the mode
14533 of "temp" RTX is BLKmode.
14535 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14536 Richard Guenther <rguenther@suse.de>
14538 PR tree-optimization/31358
14539 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
14540 the step with a NULL_TREE.
14541 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
14542 to sizetype if type is a pointer type.
14543 (add_candidate_1): Don't convert the base and step to
14544 the generic type if the orginal type is a pointer type.
14545 (add_iv_value_candidates): Use sizetype for the step
14546 if type is a pointer type.
14547 (cand_value_at): Likewise.
14548 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
14550 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
14551 Don't convert the tem affine to the type.
14552 (add_elt_to_tree): Use sizetype for the step if a pointer.
14553 Use POINTER_PLUS_EXPR for pointers.
14554 (aff_combination_to_tree): Use sizetype for the step if a
14557 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
14559 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
14560 Remove commutativity hint.
14562 2008-03-10 Jakub Jelinek <jakub@redhat.com>
14566 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
14567 errorneous type. Check that v is a VAR_DECL.
14569 PR middle-end/35099
14570 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
14572 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
14574 PR tree-optimization/35494
14575 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
14576 may be overriden at link and run time.
14578 2008-03-10 Richard Guenther <rguenther@suse.de>
14580 PR tree-optimization/34677
14581 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
14582 (poolify_tree): Likewise.
14583 (modify_expr_template): Likewise.
14584 (poolify_modify_stmt): Likewise.
14585 (insert_fake_stores): Handle all component-ref style stores
14586 in addition to INDIRECT_REF. Also handle complex types.
14587 Do not poolify the inserted load.
14588 (realify_fake_stores): Do not rebuild the tree but only
14589 make it a SSA_NAME copy.
14590 (init_pre): Remove initialzation of modify_expr_template.
14591 Do not allocate modify_expr_node_pool.
14592 (fini_pre): Do not free modify_expr_node_pool.
14594 2008-03-10 Paul Brook <paul@codesourcery.com>
14596 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
14597 to avoid conflicts.
14599 2008-03-10 Paul Brook <paul@codesourcery.com>
14600 Mark Shinwell <shinwell@codesourcery.com>
14602 * config/arm/cortex-r4.md: New.
14603 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
14605 * config/arm/arm.md: Include cortex-r4.md.
14606 (insn): Add smmls, sdiv and udiv values.
14607 (generic_sched): Don't use generic scheduling for Cortex-R4.
14608 (arm_issue_rate): New function.
14609 (TARGET_SCHED_ISSUE_RATE): Define.
14611 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
14613 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
14615 2008-03-10 Richard Guenther <rguenther@suse.de>
14617 * tree-ssa-pre.c (get_sccvn_value): Simplify.
14618 (compute_avail): Do not add stmt uses to AVAIL_OUT.
14620 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
14622 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
14623 Set default to true.
14625 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14627 * c.opt (Wsynth): Deprecate.
14628 * doc/invoke.texi (Option Summary, Warning Options): Document
14629 -Wno-format-contains-nul.
14631 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
14634 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
14635 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
14637 2008-03-09 Ira Rosen <irar@il.ibm.com>
14639 * config/rs6000/rs6000.c (builtin_description): Rename vector
14640 left shift operations.
14641 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
14642 (altivec_vsl<VI_char>): Rename to ...
14643 (ashl<mode>3): ... new name.
14644 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
14646 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
14648 2008-03-08 Richard Guenther <rguenther@suse.de>
14650 * coverage.h (tree_coverage_counter_addr): Declare.
14651 * coverage.c (tree_coverage_counter_addr): New function.
14652 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
14653 before using again.
14654 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
14655 (tree_gen_one_value_profiler): Likewise.
14656 (tree_gen_ic_profiler): Likewise.
14657 (tree_gen_average_profiler): Likewise.
14658 (tree_gen_ior_profiler): Likewise.
14660 2008-03-08 Richard Guenther <rguenther@suse.de>
14662 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
14663 (vn_binary_op_insert): Likewise.
14664 (vn_unary_op_lookup): Likewise.
14665 (vn_unary_op_insert): Likewise.
14666 (vn_nary_op_lookup): Declare.
14667 (vn_nary_op_insert): Likewise.
14668 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
14669 and binary hashes, use a single obstack for unary_op_pool
14670 and binary_op_pool.
14671 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
14672 a single struct vn_nary_op_s. Store tree code length and
14673 a variable number of operands.
14674 (struct vn_reference_op_struct): Remove unused op2.
14675 (vn_reference_op_eq): Do not compare op2.
14676 (vn_reference_op_compute_hash): Do not compute hash of op2.
14677 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
14678 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
14679 with vn_nary_op_compute_hash.
14680 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
14681 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
14683 (vn_unary_op_insert, vn_binary_op_insert): Replace with
14685 (visit_unary_op): Call nary functions.
14686 (visit_binary_op): Likewise.
14687 (process_scc): Adjust for struct vn_tables_s changes.
14688 (allocate_vn_table): Likewise.
14689 (free_vn_table): Likewise.
14690 * tree-vn.c (vn_add): Call nary functions.
14691 (vn_lookup): Likewise.
14693 2008-03-08 Jakub Jelinek <jakub@redhat.com>
14696 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
14697 wdst back after sync_compare_and_swapqhi_internal.
14699 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
14702 * config/i386/i386-modes.def (V1DI): New vector mode.
14703 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
14704 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
14705 (MMXMODE248): Ditto.
14706 (MMXMODE): Add V1DI mode.
14707 (mmxvecsize): Change DI mode to V1DI mode.
14708 ("mov<mode>): Use MMXMODEI8 mode iterator.
14709 ("*mov<mode>_internal_rex64"): Ditto.
14710 ("*mov<mode>_internal"): Ditto.
14711 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
14712 ("mmx_sub<mode>3"): Ditto.
14713 ("mmx_adddi3"): Remove insn pattern.
14714 ("mmx_subdi3"): Ditto.
14715 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
14716 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
14717 ("mmx_ashl<mode>3"): Ditto.
14718 ("mmx_lshrdi3"): Remove insn pattern.
14719 ("mmx_ashldi3"): Ditto.
14720 * config/i386/i386.c (classify_argument): Handle V1DImode.
14721 (function_arg_advance_32): Ditto.
14722 (function_arg_32): Ditto.
14723 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
14724 mmx_addv1di3 insn pattern.
14725 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
14726 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
14727 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
14728 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
14729 Remove definitions of built-in functions.
14730 (V1DI_type_node): New node.
14731 (v1di_ftype_v1di_int): Ditto.
14732 (v1di_ftype_v1di_v1di): Ditto.
14733 (v2si_ftype_v2si_si): Ditto.
14734 (v4hi_ftype_v4hi_di): Remove node.
14735 (v2si_ftype_v2si_di): Ditto.
14736 (ix86_init_mmx_sse_builtins): Handle V1DImode.
14737 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
14738 Redefine builtins using def_builtin_const with *_ftype_*_int node.
14739 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
14740 Add new builtins using def_builtin_const.
14741 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
14742 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
14743 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
14744 * config/i386/mmintrin.h (__v1di): New typedef.
14745 (_mm_add_si64): Cast arguments to __v1di type.
14746 (_mm_sub_si64): Ditto.
14747 (_mm_sll_pi16): Cast __count to __v4hi type.
14748 (_mm_sll_pi32): Cast __count to __v2si type.
14749 (_mm_sll_si64): Cast arguments to __v1di type.
14750 (_mm_srl_pi16): Cast __count to __v4hi type.
14751 (_mm_srl_pi32): Cast __count to __v2si type.
14752 (_mm_srl_si64): Cast arguments to __v1di type.
14753 (_mm_sra_pi16): Cast __count to __v4hi type.
14754 (_mm_sra_pi32): Cast __count to __v2si type.
14755 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
14756 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
14757 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
14758 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
14759 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
14760 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
14761 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
14762 (_mm_srai_pi32): Use __builtin_ia32_psradi.
14763 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
14764 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
14765 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
14766 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
14768 2008-03-07 Joseph Myers <joseph@codesourcery.com>
14770 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
14772 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
14775 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
14776 reg+const addressing for Altivec modes. Don't generate reg+reg
14777 addressing for TFmode or TDmode quantities.
14779 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
14781 * c-common.c (vector_types_convertible_p): Call langhook
14782 instead of comptypes.
14784 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
14787 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
14788 integral and scalar float variables which have a
14791 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
14793 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
14794 dwarf_register_span hook when emitting unwind information for
14795 register-to-memory saves.
14796 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
14797 (rs6000_frame_related): Remove call to spe_synthesize_frame.
14799 2008-03-06 Jakub Jelinek <jakub@redhat.com>
14801 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
14802 for the same VAR_DECL.
14804 2008-03-06 Tom Tromey <tromey@redhat.com>
14806 * treelang: Delete.
14807 * doc/standards.texi (Standards): Don't mention treelang.
14808 * doc/invoke.texi (Overall Options): Don't mention treelang.
14809 * doc/install.texi (Prerequisites): Don't mention bison or
14811 (Configuration): Don't mention treelang.
14812 (Building): Likewise.
14813 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
14815 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
14817 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
14818 word-extractions out of a multi-word object.
14820 2008-03-06 Richard Guenther <rguenther@suse.de>
14822 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
14823 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
14824 result type and precision.
14825 * expr.c (get_inner_reference): Set unsignedp based on the result
14826 type of BIT_FIELD_REF.
14827 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
14828 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
14829 (try_instantiate_multiple_fields): Likewise. Use the correct type
14831 (sra_build_assignment): Likewise.
14832 (sra_build_elt_assignment): Likewise.
14833 (sra_explode_bitfield_assignment): Likewise.
14834 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
14835 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
14836 set BIT_FIELD_REF_UNSIGNED.
14837 (vectorizable_load): Likewise.
14839 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
14841 * cse.c (cse_extended_basic_block): Invalidate artificial defs
14844 2008-03-06 Richard Guenther <rguenther@suse.de>
14846 * alias.c (struct alias_set_entry): Move has_zero_child field
14847 to pack with alias_set.
14849 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
14851 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14854 2008-03-05 Ian Lance Taylor <iant@google.com>
14856 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
14858 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
14860 * fwprop.c (update_df): Support width and offset parameters of
14862 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
14863 global_conflicts): Change DF_REF_EXTRACT to either
14864 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
14865 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
14866 * df-scan.c (df_ref_record, df_defs_record,
14867 df_ref_create_structure, df_def_record_1, df_uses_record,
14868 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
14869 df_bb_refs_collect, df_entry_block_defs_collect,
14870 df_exit_block_uses_collect): Support new width and offset fields.
14871 (ref_extract_pool): New storage pool.
14872 (df_free_ref): New function.
14873 (df_reg_chain_unlink, df_free_collection_rec,
14874 df_sort_and_compress_refs): Call df_free_ref.
14875 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
14877 (df_ref_create_structure): Allocate df_ref_extract if offset and
14878 width fields are used.
14879 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
14880 (df_uses_record): Get offset and width from ZERO_EXTRACT
14882 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
14883 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
14884 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
14885 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
14886 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
14887 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
14888 (df_ref_extract): New structure.
14889 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
14890 (df_ref_create): Add width and offset parameters.
14892 2008-03-05 Richard Guenther <rguenther@suse.de>
14894 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14895 Use ranges_overlap_p.
14896 (offset_overlaps_with_access): Rename
14897 to ranges_overlap_p and move ...
14898 * tree-flow-inline.h (ranges_overlap_p): ... here.
14900 * tree.h (get_inner_reference, handled_component_p): Update
14903 * tree.h (record_component_aliases, get_alias_set,
14904 alias_sets_conflict_p, alias_sets_must_conflict_p,
14905 objects_must_conflict_p): Move declarations ...
14906 * alias.h (record_component_aliases, get_alias_set,
14907 alias_sets_conflict_p, alias_sets_must_conflict_p,
14908 objects_must_conflict_p): ... here.
14909 Include coretypes.h.
14910 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
14912 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
14914 * cfg.c: Include tree-flow.h.
14915 (remove_edge_raw): Call redirect_edge_var_map_clear.
14916 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
14917 * tree-flow-inline.h (redirect_edge_var_map_def): New.
14918 (redirect_edge_var_map_result): New.
14919 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
14920 PENDING_STMT use with redirect_edge_var_map_*.
14921 * tree-ssa.c (edge_var_maps): New definition.
14922 (redirect_edge_var_map_add): New.
14923 (redirect_edge_var_map_clear): New.
14924 (redirect_edge_var_map_dup): New.
14925 (redirect_edge_var_map_vector): New.
14926 (redirect_edge_var_map_destroy): New.
14927 (ssa_redirect_edge): Replace PENDING_STMT use with
14928 redirect_edge_var_map_*.
14929 (flush_pending_stmts): Same.
14930 (delete_tree_ssa): Destroy edge var map.
14931 * tree-flow.h (struct _edge_var_map): New.
14932 Define edge_var_map vector type.
14933 Declare redirect_edge_var_map_* prototypes.
14934 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
14935 * tree-cfg.c (reinstall_phi_args): Replace
14936 PENDING_STMT use with redirect_edge_var_map_*.
14938 2008-03-05 Richard Guenther <rguenther@suse.de>
14940 PR tree-optimization/35472
14941 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
14942 whose single use_stmt has a overlapping set of loaded and
14943 stored symbols as that use_stmt might be a noop assignment then.
14945 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
14947 * gthr-rtems.h: Implement __gthread_mutex_destroy.
14949 2008-03-05 Richard Guenther <rguenther@suse.de>
14952 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
14953 should be constants.
14954 * tree-cfg.c (verify_expr): Verify it.
14955 * fold-const.c (fold_truthop): Remove code generating
14956 BIT_FIELD_REFs of structure bases.
14957 (fold_binary): Likewise.
14958 (fold_ternary): Position and size of BIT_FIELD_REFs are
14959 always host integers.
14960 (make_bit_field_ref): Remove.
14961 (optimize_bit_field_compare): Remove.
14962 (all_ones_mask_p): Remove.
14964 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
14967 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
14968 (split_block_and_df_analyze): New. Split basic block and rebuild
14970 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
14972 (split_pattern_seq): Likewise.
14973 (erase_matching_seqs): Likewise.
14974 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
14976 2008-03-04 Geoff Keating <geoffk@apple.com>
14978 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
14979 declaration and code.
14980 (tree_invalid_nonnegative_warnv_p): Likewise.
14982 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
14984 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
14985 examples. Truncate option-names then causing overfull hbox.
14987 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14990 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
14992 * configure: Rebuilt.
14994 2008-03-04 Rafael Espindola <espindola@google.com>
14996 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
14997 (tree_unary_nonnegative_warnv_p): New.
14998 (tree_binary_nonnegative_warnv_p): New.
14999 (tree_single_nonnegative_warnv_p): New.
15000 (tree_invalid_nonnegative_warnv_p): New.
15001 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
15003 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15006 * opts.c (handle_option): Postpone 'unknown option' errors only for
15009 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
15012 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
15015 2008-03-04 Rafael Espindola <espindola@google.com>
15017 * fold-const.c (tree_unary_nonzero_warnv_p): New.
15018 (tree_binary_nonzero_warnv_p): New.
15019 (tree_single_nonzero_warnv_p): New.
15020 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
15022 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
15024 PR middle-end/35456
15025 * fold-const.c (fold_cond_expr_with_comparison): Prevent
15026 transformations for modes that have signed zeros.
15027 * ifcvt.c (noce_try_abs): Ditto.
15029 2008-03-04 Joseph Myers <joseph@codesourcery.com>
15031 * config/i386/i386.c (override_options): Force
15032 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
15034 2008-03-04 Jan Hubicka <jh@suse.cz>
15037 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
15040 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15042 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
15043 label to probe the stack.
15045 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15047 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
15048 (__gthr_win32_mutex_destroy): Declare.
15049 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
15050 __gthr_win32_mutex_destroy.
15051 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
15053 2008-03-03 Jan Hubicka <jh@suse.cz>
15056 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
15057 aggressive on inlining cold calls.
15059 2008-03-03 Richard Guenther <rguenther@suse.de>
15061 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
15062 struct copies into the expression table.
15063 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
15064 (try_to_simplify): Likewise.
15065 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
15066 integral and pointer arguments which do not change the
15067 precision to NOP_EXPRs.
15068 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
15069 VIEW_CONVERT_EXPR case.
15071 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
15073 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
15074 defined in a loop at depth 0 is invariant.
15075 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
15076 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
15077 be called at loop depth 0.
15079 2008-03-02 Jakub Jelinek <jakub@redhat.com>
15082 * gcc.c (process_command): Update copyright notice dates.
15083 * gcov.c (print_version): Likewise.
15084 * gcov-dump.c (print_version): Likewise.
15085 * mips-tfile.c (main): Likewise.
15086 * mips-tdump.c (main): Likewise.
15088 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15091 * c-common.c (flag_permissive): Delete.
15092 (constant_expression_warnings): Check flags first.
15093 (constant_expression_error): New.
15094 * c-common.h (flag_permissive): Delete.
15095 (constant_expression_error): Declare.
15096 * flags.h (flag_permissive): Declare. Update description.
15097 * diagnostic.c (pedwarn): Update.
15099 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
15100 (permissive_error_kind): New.
15101 * toplev.c (flag_permissive): Define. Update description.
15102 * toplev.h (permissive_error_kind): Declare.
15103 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
15104 (pedwarn_c90): Use pedantic_warning_kind.
15105 * c-opts.c (c_common_post_options): flag_permissive does not affect
15106 flag_pedantic_errors.
15108 2008-03-02 Joseph Myers <joseph@codesourcery.com>
15110 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
15111 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
15112 __absvsi2, __absvDI2): Use unsigned arithmetic.
15114 2008-03-02 Andi Kleen <ak@suse.de>
15115 Richard Guenther <rguenther@suse.de>
15117 * struct-equiv.c: Remove file.
15118 * cfg_cleanup.c (condjump_equiv_p): Remove.
15119 * Makefile.in (OBJS-common): Remove struct-equiv.o.
15120 (struct-equiv.o): Remove rule.
15121 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
15122 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
15123 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
15125 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15127 * ifcvt.c (noce_process_if_block): Try to handle only the then
15128 block if the else block exists but isn't suitable.
15130 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15133 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
15134 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
15135 regression from previous patch.
15137 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15140 * gthr.h: Add __gthread_mutex_destroy as a function that must be
15142 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
15143 * gthr-single.h (__gthread_mutex_destroy): Likewise.
15144 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
15145 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
15146 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
15147 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
15148 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
15149 (__gthread_mutex_destroy_function): Rename to
15150 __gthread_mutex_destroy.
15151 * gthr-dce.h (__gthread_mutex_destroy): Call
15152 pthread_mutex_destroy.
15153 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
15154 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
15155 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
15157 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15159 * df-scan.c (df_ref_chain_change_bb): Simplify.
15160 (df_insn_change_bb): Add new_bb argument. Simplify. Call
15161 set_block_for_insn if there's any change.
15162 * df.h ((df_insn_change_bb): Fix prototype.
15163 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
15164 df_insn_change_bb, don't call set_block_for_insn.
15165 * emit-rtl.c (reorder_insns): Likewise.
15166 * haifa-sched.c (move_insn): Likewise.
15168 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15170 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
15172 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15174 * tree-flow-inline.h (next_readonly_imm_use): Return
15175 NULL_USE_OPERAND_P after the end.
15177 2008-03-01 Richard Guenther <rguenther@suse.de>
15179 PR tree-optimization/35411
15180 * tree-sra.c (sra_build_assignment): Split conversion to
15181 final type to a separate statement if we are not assigning
15184 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15186 * fold-const.c (fold_convertible_p): Correct the logic to follow
15187 that in fold_convert().
15189 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
15192 * tree-inline.c (build_duplicate_type): When we make a
15193 duplicate type, make it unique in the canonical types system.
15195 2008-02-29 Tom Tromey <tromey@redhat.com>
15197 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
15198 input_file_stack_history, input_file_stack_restored): Remove.
15199 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15200 * input.h (struct file_stack): Remove.
15201 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15202 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
15204 * diagnostic.h (struct diagnostic_context) <last_module>: Change
15206 (diagnostic_last_module_changed): Add 'map' argument.
15207 (diagnostic_set_last_function): Likewise.
15208 * diagnostic.c (undiagnostic_report_current_module): Iterate using
15209 line map, not input_file_stack.
15210 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
15212 2008-02-29 Paul Brook <paul@codesourcery.com>
15214 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
15216 2008-02-29 Paul Brook <paul@codesourcery.com>
15218 * config/arm/ieee754-df.S (muldf3): Use RET macros.
15220 2008-02-29 Richard Guenther <rguenther@suse.de>
15222 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
15224 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
15225 value for comparing for a store match.
15226 (simplify_unary_expression): Do nothing for SSA_NAMEs.
15227 (try_to_simplify): Do not do a full-blown reference lookup.
15229 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15231 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
15232 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15234 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
15236 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
15238 * tree-loop-linear.c (try_interchange_loops): Compare memory access
15239 strides against cache sizes.
15241 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15243 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
15246 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
15248 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
15249 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
15250 is smaller than the original promoted value.
15251 (simplify_subreg): If OP is a SUBREG, try to preserve its
15252 SUBREG_PROMOTED_VAR_P information.
15254 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
15256 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
15257 (VN_INFO_GET): Allocate new objects on the obstack.
15258 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
15259 for rpo_numbers_temp, for consistency.
15260 (free_scc_vn): Free the obstack.
15262 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
15264 * doc/invoke.texi: Document -ftree-loop-distribution.
15265 * tree-loop-distribution.c: New.
15266 * tree-pass.h (pass_loop_distribution): New.
15267 * graphds.h (struct graph): Add htab_t indices.
15268 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
15269 * tree-vectorizer.c (rename_variables_in_loop): Extern.
15270 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
15271 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
15272 * tree-data-ref.c (debug_data_dependence_relations): New.
15273 (dump_data_dependence_relation): Also print data references.
15274 (free_data_ref): Extern.
15275 (same_access_functions): Moved...
15276 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
15277 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15278 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
15279 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
15280 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
15281 (stmts_from_loop): Skip LABEL_EXPR.
15282 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
15284 (build_rdg): Initialize rdg->indices htab.
15285 (free_rdg, stores_from_loop, ref_base_address,
15286 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
15287 have_similar_memory_accesses_1, ref_base_address_1,
15288 remove_similar_memory_refs): New.
15289 * tree-data-ref.h: Depend on tree-chrec.h.
15290 (debug_data_dependence_relations, free_data_ref): Declared.
15291 (same_access_functions): ... here.
15292 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
15294 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
15295 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
15296 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
15297 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15298 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
15299 rdg_vertex_for_stmt): Declared.
15300 (struct rdg_edge): Add level.
15302 (free_rdg, stores_from_loop, remove_similar_memory_refs,
15303 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
15305 (rdg_has_similar_memory_accesses): New.
15306 * tree-vect-analyze.c: Remove unused static decls.
15307 * lambda.h (dependence_level): New.
15308 * common.opt (ftree-loop-distribution): New.
15309 * tree-flow.h (mark_virtual_ops_in_bb,
15310 slpeel_tree_duplicate_loop_to_edge_cfg,
15311 rename_variables_in_loop): Declared.
15312 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
15313 (OBJS-common): Add tree-loop-distribution.o.
15314 (tree-loop-distribution.o): New rule.
15315 * tree-cfg.c (mark_virtual_ops_in_bb): New.
15316 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
15317 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
15319 2008-02-28 Joseph Myers <joseph@codesourcery.com>
15322 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
15323 other than structures and unions.
15325 2008-02-28 Richard Guenther <rguenther@suse.de>
15328 2008-02-26 Richard Guenther <rguenther@suse.de>
15330 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15331 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15332 (lookup_decl_from_uid): Declare.
15333 (remove_decl_from_map): Likewise.
15334 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15335 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15336 (decl_for_uid_map): New global hashtable mapping DECL_UID
15338 (init_ttree): Allocate it.
15339 (insert_decl_to_uid_decl_map): New helper function.
15340 (make_node_stat): Insert new decls into the map.
15341 (copy_node_stat): Likewise.
15342 (lookup_decl_from_uid): New function.
15343 (remove_decl_from_map): Likewise.
15344 (print_decl_for_uid_map_statistics): New helper.
15345 (dump_tree_statistics): Call it.
15347 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15348 (referenced_var_iterator): Adjust.
15349 (FOR_EACH_REFERENCED_VAR): Adjust.
15350 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15351 (num_referenced_vars): Adjust.
15352 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15353 (first_referenced_var): Remove.
15354 (end_referenced_vars_p): Likewise.
15355 (next_referenced_var): Likewise.
15356 (referenced_var_iterator_set): New helper function.
15357 * tree-dfa.c (referenced_var_lookup): Adjust.
15358 (referenced_var_check_and_insert): Likewise.
15359 (remove_referenced_var): Likewise.
15360 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15361 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15362 (verify_call_clobbering): Likewise.
15363 (verify_memory_partitions): Likewise.
15364 (init_tree_ssa): Allocate bitmap instead of hashtable for
15366 (delete_tree_ssa): Adjust.
15367 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15368 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15369 (compute_tag_properties): Likewise.
15370 (set_initial_properties): Likewise.
15371 (find_partition_for): Likewise.
15372 (update_reference_counts): Likewise.
15373 (dump_may_aliases_for): Likewise.
15374 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15375 (add_call_clobber_ops): Likewise.
15376 (add_call_read_ops): Likewise.
15377 (get_asm_expr_operands): Likewise.
15378 * tree-into-ssa.c (dump_decl_set): Likewise.
15379 (update_ssa): Likewise.
15380 * tree-sra.c (scan_function): Likewise.
15381 (decide_instantiations): Likewise.
15382 (scalarize_parms): Likewise.
15383 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15384 (dsa_named_for): Likewise.
15385 * tree-ssa-structalias.c (update_alias_info): Likewise.
15386 (merge_smts_into): Likewise.
15388 2008-02-27 David Daney <ddaney@avtrex.com>
15391 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
15392 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
15393 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
15394 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
15395 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
15397 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
15400 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
15401 (BUILT_IN_NEXTTOWARD): Remove.
15402 (BUILT_IN_NEXTTOWARDF): Ditto.
15403 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
15404 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
15406 2008-02-27 Tom Tromey <tromey@redhat.com>
15408 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
15409 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
15411 2008-02-27 Jan Beulich <jbeulich@novell.com>
15413 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
15414 update the respective field on newdecl.
15416 2008-02-27 Revital Eres <eres@il.ibm.com>
15418 PR rtl-optimization/34999
15419 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
15420 crossing edges that ends with a call insn.
15421 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
15422 call insn and clear the EDGE_CROSSING flag of the crossing edge
15423 when fixing fallthru edges.
15425 2008-02-27 Richard Guenther <rguenther@suse.de>
15427 PR middle-end/35390
15428 * fold-const.c (fold_unary): Return the correct argument,
15429 converted to the result type.
15431 2008-02-27 Richard Guenther <rguenther@suse.de>
15433 PR middle-end/34971
15434 * expr.c (expand_expr_real_1): Assert on rotates that operate
15436 * fold-const.c (fold_binary): Use the types precision, not the
15437 bitsize of the mode if folding rotate expressions. Build rotates
15438 only for full modes.
15440 2008-02-27 Jakub Jelinek <jakub@redhat.com>
15442 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
15443 and CPP_PRAGMA_EOL.
15444 * c-pragma.c (pragma_ns_name): New typedef.
15445 (registered_pp_pragmas): New variable.
15446 (c_pp_lookup_pragma): New function.
15447 (c_register_pragma_1): If flag_preprocess_only, do nothing
15448 for non-expanded pragmas, for expanded ones push pragma's
15449 namespace and name into registered_pp_pragmas vector.
15450 (c_invoke_pragma_handler): Register OpenMP pragmas even when
15451 flag_preprocess_only, don't register GCC pch_preprocess
15452 pragma if flag_preprocess_only.
15453 * c-opts.c (c_common_init): Call init_pragma even if
15454 flag_preprocess_only.
15455 * c-pragma.c (c_pp_lookup_pragma): New prototype.
15456 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
15457 cpp_register_pragma if flag_preprocess_only.
15459 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15462 * c-parser.c (c_parser_translation_unit): Warn for empty
15463 translation unit, not empty source file.
15465 2008-02-26 Paul Brook <paul@codesourcery.com>
15467 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
15468 operand for Thumb-2.
15469 * config/arm/arm.h (reg_class): Add CORE_REGS.
15470 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
15471 (BASE_REG_CLASS): Use CORE_REGS.
15472 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
15473 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
15474 (REGNO_OK_FOR_INDEX_P): Exclude SP.
15475 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
15476 ARM_REGNO_OK_FOR_INDEX_P.
15477 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
15478 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
15479 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
15480 (ldm/stm peepholes): Ditto.
15481 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
15482 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
15483 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
15484 * config/arm/constraints.md: Enable "k" constraint on ARM.
15486 2008-02-27 Ben Elliston <bje@au.ibm.com>
15488 * config/rs6000/rs6000.c: Annotate cache line size field in all
15489 instances of struct processor_costs.
15491 2008-02-26 David Edelsohn <edelsohn@gnu.org>
15493 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
15494 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
15495 jump_bypass): New counters.
15496 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
15497 * dce.c (gate_ud_dce): Same.
15498 (gate_fast_dce): Same.
15499 * dse.c (gate_dse1): New function.
15500 (gate_dse2): New function.
15501 (gate_dse): Merge results of new gate functions.
15502 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
15503 (gate_handle_jump_bypass): Add dbg_cnt.
15504 (gate_handle_gcse): Add dbg_cnt.
15505 * ifcvt.c (gate_handle_if_conversion): Same.
15506 (gate_handle_if_after_combine): Same.
15507 (gate_handle_if_after_reload): Same.
15508 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
15510 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
15512 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
15514 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
15516 2008-02-26 Jason Merrill <jason@redhat.com>
15519 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
15520 alone if it's the naming decl for the type's main variant.
15522 2008-02-26 Tom Tromey <tromey@redhat.com>
15524 * system.h (USE_MAPPED_LOCATION): Poison.
15525 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
15526 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
15527 (make_goto_expr_edges): Likewise.
15528 (remove_bb): Likewise.
15529 (execute_warn_function_return): Likewise.
15530 * basic-block.h (struct edge_def) <goto_locus>: Change type to
15532 * c-common.c (fname_decl): Remove old location code.
15533 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
15535 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
15537 (ASM_INPUT_SOURCE_LOCATION): Likewise.
15538 (gen_rtx_ASM_INPUT): Likewise.
15539 (gen_rtx_ASM_INPUT_loc): Likewise.
15540 (get_rtx_asm_OPERANDS): Remove.
15541 * cfglayout.c (insn_locators_alloc): Remove old location code.
15542 (set_curr_insn_source_location): Likewise.
15543 (curr_insn_locator): Likewise.
15544 * print-tree.c (print_node): Remove old location code.
15545 * tree-mudflap.c (mf_varname_tree): Remove old location code.
15546 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
15547 * cfgexpand.c (expand_gimple_cond_expr): Don't use
15548 location_from_locus.
15549 (construct_exit_block): Remove old location code.
15550 * emit-rtl.c (force_next_line_note): Remove old location code.
15551 * profile.c (branch_prob): Remove old location code.
15552 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
15553 LOC_LINE): Remove old-location variants.
15554 * langhooks.c (lhd_print_error_function): Remove old location
15556 * configure, config.in: Rebuilt.
15557 * configure.ac (--enable-mapped-location): Remove.
15558 * c-decl.c (c_init_decl_processing): Remove old location code.
15559 (finish_function): Likewise.
15560 * recog.c (decode_asm_operands): Remove old location code.
15561 * c-pch.c (c_common_read_pch): Remove old location code.
15562 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
15564 * gimple-low.c (lower_function_body): Remove old location code.
15565 * toplev.c (unknown_location): Remove.
15566 (push_srcloc): Remove old-location variant.
15567 (process_options): Remove old location code.
15568 (lang_dependent_init): Likewise.
15569 * input.h (UNKNOWN_LOCATION): Move definition.
15570 (location_t): Undeprecate.
15571 (source_locus): Remove.
15572 (location_from_locus): Remove.
15573 (struct location_s): Remove.
15574 Remove all old-location code.
15575 (input_line, input_filename): Remove.
15576 * final.c (final_scan_insn): Remove old location code.
15577 * diagnostic.c (diagnostic_build_prefix): Remove
15578 USE_MAPPED_LOCATION test.
15579 * tree.h (gimple_stmt) <locus>: Now a location_t.
15580 (tree_exp) <locus>: Likewise.
15581 (DECL_IS_BUILTIN): Remove old-location variant.
15582 (annotate_with_file_line, annotate_with_locus): Likewise.
15583 (expr_locus, set_expr_locus): Update.
15584 * tree.c (build1_stat): Remove old location code.
15585 (last_annotated_node): Remove.
15586 (annotate_with_file_line): Remove old-location variant.
15587 (annotate_with_locus): Likewise.
15588 (expr_location): Remove old location code.
15589 (set_expr_location): Likewise.
15590 (expr_has_location): Likewise.
15591 (expr_locus): Likewise.
15592 (set_expr_locus): Likewise.
15593 (expr_filename): Don't use location_from_locus.
15594 (expr_lineno): Likewise.
15595 * rtl-error.c (location_for_asm): Remove old location code.
15596 * c-lex.c (cb_line_change): Remove old location code.
15597 (fe_file_change): Likewise.
15598 (cb_def_pragma): Likewise.
15599 (c_lex_with_flags): Likewise.
15600 * gengtype.c (do_typedef): Don't special-case location types.
15601 (define_location_structures): Remove.
15602 (main): Don't call define_location_structures.
15603 * tree-pretty-print.c (dump_implicit_edges): Remove old location
15606 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15609 * builtins.def (BUILT_IN_STDARG_START): Remove.
15610 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
15611 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
15612 * tree-inline.c (inline_forbidden_p_1): Likewise.
15614 2008-02-26 Richard Guenther <rguenther@suse.de>
15616 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15617 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15618 (lookup_decl_from_uid): Declare.
15619 (remove_decl_from_map): Likewise.
15620 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15621 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15622 (decl_for_uid_map): New global hashtable mapping DECL_UID
15624 (init_ttree): Allocate it.
15625 (insert_decl_to_uid_decl_map): New helper function.
15626 (make_node_stat): Insert new decls into the map.
15627 (copy_node_stat): Likewise.
15628 (lookup_decl_from_uid): New function.
15629 (remove_decl_from_map): Likewise.
15630 (print_decl_for_uid_map_statistics): New helper.
15631 (dump_tree_statistics): Call it.
15633 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15634 (referenced_var_iterator): Adjust.
15635 (FOR_EACH_REFERENCED_VAR): Adjust.
15636 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15637 (num_referenced_vars): Adjust.
15638 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15639 (first_referenced_var): Remove.
15640 (end_referenced_vars_p): Likewise.
15641 (next_referenced_var): Likewise.
15642 (referenced_var_iterator_set): New helper function.
15643 * tree-dfa.c (referenced_var_lookup): Adjust.
15644 (referenced_var_check_and_insert): Likewise.
15645 (remove_referenced_var): Likewise.
15646 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15647 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15648 (verify_call_clobbering): Likewise.
15649 (verify_memory_partitions): Likewise.
15650 (init_tree_ssa): Allocate bitmap instead of hashtable for
15652 (delete_tree_ssa): Adjust.
15653 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15654 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15655 (compute_tag_properties): Likewise.
15656 (set_initial_properties): Likewise.
15657 (find_partition_for): Likewise.
15658 (update_reference_counts): Likewise.
15659 (dump_may_aliases_for): Likewise.
15660 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15661 (add_call_clobber_ops): Likewise.
15662 (add_call_read_ops): Likewise.
15663 (get_asm_expr_operands): Likewise.
15664 * tree-into-ssa.c (dump_decl_set): Likewise.
15665 (update_ssa): Likewise.
15666 * tree-sra.c (scan_function): Likewise.
15667 (decide_instantiations): Likewise.
15668 (scalarize_parms): Likewise.
15669 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15670 (dsa_named_for): Likewise.
15671 * tree-ssa-structalias.c (update_alias_info): Likewise.
15672 (merge_smts_into): Likewise.
15674 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15677 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
15678 * c-opts.c (c_common_handle_option): Wall enables
15679 Wvolatile-register-var.
15680 * common.opt: Move Wvolatile-register-var to...
15683 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15685 * common.opt (Wlarger-than=): New.
15686 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
15688 * opts.c (common_handle_option): Handle -Wlarger-than=.
15689 * optc-gen.awk: Likewise.
15690 * opth-gen.awk: Likewise.
15691 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
15692 * tree-optimize.c (tree_rest_of_compilation): Likewise.
15694 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15696 * c-common.c (match_case_to_enum_1): Add appropriate
15697 OPT_W* parameter to warning.
15698 (c_do_switch_warnings): Likewise.
15699 * c-typeck.c (warning_init): Add one more parameter following
15700 'warning' function.
15701 (push_init_level): Update call to warning_init.
15702 (pop_init_level): Likewise.
15703 (add_pending_init): Likewise.
15704 (output_init_element: Likewise.
15706 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15709 * toplev.c (toplev_main): If there are warnings or error, print
15710 errors for ignored options.
15711 * opts.c (ignored_options): New static variable.
15712 (postpone_unknown_option_error): New.
15713 (print_ignored_options): New.
15714 (handle_option): Postpone errors for unknown -Wno-* options.
15715 * opts.h (print_ignored_options): Declare.
15717 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
15719 * config/mips/mips.md (loadgp_blockage, blockage): Change type
15722 2008-02-25 Richard Guenther <rguenther@suse.de>
15725 2008-02-25 Richard Guenther <rguenther@suse.de>
15727 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15728 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15729 (lookup_decl_from_uid): Declare.
15730 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15731 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15732 (decl_for_uid_map): New global hashtable mapping DECL_UID
15734 (init_ttree): Allocate it.
15735 (insert_decl_to_uid_decl_map): New helper function.
15736 (make_node_stat): Insert new decls into the map.
15737 (copy_node_stat): Likewise.
15738 (lookup_decl_from_uid): New function.
15739 (print_decl_for_uid_map_statistics): New helper.
15740 (dump_tree_statistics): Call it.
15742 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15743 (referenced_var_iterator): Adjust.
15744 (FOR_EACH_REFERENCED_VAR): Adjust.
15745 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15746 (num_referenced_vars): Adjust.
15747 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15748 (first_referenced_var): Remove.
15749 (end_referenced_vars_p): Likewise.
15750 (next_referenced_var): Likewise.
15751 (referenced_var_iterator_set): New helper function.
15752 * tree-dfa.c (referenced_var_lookup): Adjust.
15753 (referenced_var_check_and_insert): Likewise.
15754 (remove_referenced_var): Likewise.
15755 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15756 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15757 (verify_call_clobbering): Likewise.
15758 (verify_memory_partitions): Likewise.
15759 (init_tree_ssa): Allocate bitmap instead of hashtable for
15761 (delete_tree_ssa): Adjust.
15762 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15763 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15764 (compute_tag_properties): Likewise.
15765 (set_initial_properties): Likewise.
15766 (find_partition_for): Likewise.
15767 (update_reference_counts): Likewise.
15768 (dump_may_aliases_for): Likewise.
15769 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15770 (add_call_clobber_ops): Likewise.
15771 (add_call_read_ops): Likewise.
15772 (get_asm_expr_operands): Likewise.
15773 * tree-into-ssa.c (dump_decl_set): Likewise.
15774 (update_ssa): Likewise.
15775 * tree-sra.c (scan_function): Likewise.
15776 (decide_instantiations): Likewise.
15777 (scalarize_parms): Likewise.
15778 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15779 (dsa_named_for): Likewise.
15780 * tree-ssa-structalias.c (update_alias_info): Likewise.
15781 (merge_smts_into): Likewise.
15783 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
15786 * doc/invoke.texi (-fcx-limited-range): Document new option.
15787 * toplev.c (process_options): Handle -fcx-fortran-rules.
15788 * common.opt: Add documentation for -fcx-fortran-rules.
15790 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
15793 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
15794 actual behaviour and C99.
15796 2008-02-26 Ben Elliston <bje@au.ibm.com>
15798 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
15799 (ASM_CPU_POWER6_SPEC): Likewise.
15800 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
15801 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
15802 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
15804 2008-02-25 Richard Guenther <rguenther@suse.de>
15806 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15807 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15808 (lookup_decl_from_uid): Declare.
15809 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15810 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15811 (decl_for_uid_map): New global hashtable mapping DECL_UID
15813 (init_ttree): Allocate it.
15814 (insert_decl_to_uid_decl_map): New helper function.
15815 (make_node_stat): Insert new decls into the map.
15816 (copy_node_stat): Likewise.
15817 (lookup_decl_from_uid): New function.
15818 (print_decl_for_uid_map_statistics): New helper.
15819 (dump_tree_statistics): Call it.
15821 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15822 (referenced_var_iterator): Adjust.
15823 (FOR_EACH_REFERENCED_VAR): Adjust.
15824 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15825 (num_referenced_vars): Adjust.
15826 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15827 (first_referenced_var): Remove.
15828 (end_referenced_vars_p): Likewise.
15829 (next_referenced_var): Likewise.
15830 (referenced_var_iterator_set): New helper function.
15831 * tree-dfa.c (referenced_var_lookup): Adjust.
15832 (referenced_var_check_and_insert): Likewise.
15833 (remove_referenced_var): Likewise.
15834 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15835 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15836 (verify_call_clobbering): Likewise.
15837 (verify_memory_partitions): Likewise.
15838 (init_tree_ssa): Allocate bitmap instead of hashtable for
15840 (delete_tree_ssa): Adjust.
15841 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15842 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15843 (compute_tag_properties): Likewise.
15844 (set_initial_properties): Likewise.
15845 (find_partition_for): Likewise.
15846 (update_reference_counts): Likewise.
15847 (dump_may_aliases_for): Likewise.
15848 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15849 (add_call_clobber_ops): Likewise.
15850 (add_call_read_ops): Likewise.
15851 (get_asm_expr_operands): Likewise.
15852 * tree-into-ssa.c (dump_decl_set): Likewise.
15853 (update_ssa): Likewise.
15854 * tree-sra.c (scan_function): Likewise.
15855 (decide_instantiations): Likewise.
15856 (scalarize_parms): Likewise.
15857 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15858 (dsa_named_for): Likewise.
15859 * tree-ssa-structalias.c (update_alias_info): Likewise.
15860 (merge_smts_into): Likewise.
15862 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
15865 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
15866 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
15867 * alias.h (nonoverlapping_memrefs_p): Likewise.
15869 2008-02-25 Jan Beulich <jbeulich@novell.com>
15871 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
15872 * config/i386/netware-libgcc.exp: Add __bswap?i2,
15873 __emultls_get_address, __emultls_register_common,
15874 __floatundi?f, and _Unwind_GetIPInfo.
15875 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
15876 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
15877 (gen_regparm_prefix): Likewise.
15878 (i386_nlm_encode_section_info): Sync with
15879 config/i386/winnt.c:i386_pe_encode_section_info().
15880 (i386_nlm_maybe_mangle_decl_assembler_name): New.
15881 i386_nlm_mangle_decl_assembler_name): New.
15882 (netware_override_options): New.
15883 * config/i386/netware.h (netware_override_options): Declare.
15884 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
15885 (i386_nlm_mangle_decl_assembler_name): Declare.
15886 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
15888 2008-02-25 Ben Elliston <bje@au.ibm.com>
15891 * c-decl.c (grokdeclarator): Remove unused local variables
15892 `typedef_type' and `type_as_written'.
15894 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
15895 unused local variable `has_hot_blocks'.
15896 (fix_crossing_conditional_branches): Remove unused local variable
15899 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
15901 PR middle-end/19984
15902 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
15903 using DEF_C99_BUILTIN.
15904 (BUILT_IN_NANF): Ditto.
15905 (BUILT_IN_NANL): Ditto.
15907 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
15908 Revital Eres <eres@il.ibm.com>
15910 * modulo-sched.c (calculate_must_precede_follow): Address TODO
15911 regarding the order of two dependent insns in the same row.
15913 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
15915 * stor-layout.c (layout_decl): Do not bump the alignment of a
15916 bit-field to more than byte alignment if it is packed.
15918 2008-02-24 David Edelsohn <edelsohn@gnu.org>
15920 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
15923 2008-02-24 Diego Novillo <dnovillo@google.com>
15925 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
15928 * tree-vrp.c (vrp_evaluate_conditional): With
15929 -Wtype-limits, emit a warning when comparing against a
15930 constant outside the natural range of OP0's type.
15931 * c.opt (Wtype-limits): Move ...
15932 * common.opt (Wtype-limits): ... here.
15934 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
15936 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
15937 * config/rs6000/e300c2c3.md: New file.
15938 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15940 (rs6000_override_options): Add e300c2 and e300c3 cases to
15941 processor_target_table. Do not allow usage of Altivec or Spe
15942 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
15943 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
15944 * config/rs6000/rs6000.h (processor_type): Add
15945 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
15946 (ASM_CPU_SPEC): Add e300c2 and e300c3.
15947 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
15948 and ppce300c3. Include e300c2c3.md.
15950 2008-02-23 David Edelsohn <edelsohn@gnu.org>
15952 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
15953 instead of TARGET_STRICT_ALIGN.
15955 2008-02-23 Joseph Myers <joseph@codesourcery.com>
15957 * explow.c (memory_address): Assert that the generated address is
15960 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15963 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
15964 * config/darwin-ppc-ldouble-patch.def: New file.
15965 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
15966 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
15967 SUBTARGET_INIT_BUILTINS if defined.
15968 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
15971 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
15974 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
15975 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
15977 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
15980 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
15981 file" warning condtional on -Winvalid-PCH.
15983 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
15985 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
15987 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
15991 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
15992 prevent reload from using MMX registers.
15993 (*mov<mode>_internal): Ditto.
15994 (*movv2sf_internal_rex64): Ditto.
15995 (*movv2sf_internal): Ditto.
15997 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15999 PR documentation/31569
16000 * doc/install.texi2html: Use makeinfo --no-number-sections.
16002 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16004 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
16005 ensure that we can address an entire entity > 8 bytes. Don't
16006 generate reg+reg addressing for such data.
16008 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16010 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
16011 strings when optimizing for size, unless the target cares about
16014 2008-02-22 Tom Tromey <tromey@redhat.com>
16016 * regclass.c (current_pass): Remove declaration.
16018 2008-02-22 Anatoly Sokolov <aesok@post.ru>
16020 * config/avr/libgcc.S (__RAMPZ__): Define.
16021 (__do_copy_data): Add for devices with 128KB code memory.
16023 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16025 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16027 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
16029 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
16031 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
16034 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16037 * c-typeck.c (build_binary_op): Warn about floating point
16038 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
16040 2008-02-21 Janis Johnson <janis187@us.ibm.com>
16043 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
16044 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
16046 (rs6000_override_options): Set altivec_abi as default, not override,
16047 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
16048 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
16049 is used; use new member spe_abi.
16050 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
16051 spe_abi and altivec_abi.
16053 2008-02-22 Tomas Bily <tbily@suse.cz>
16055 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
16057 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16060 * config.build (build_file_translate): Set to `CMD //c' only if
16062 * Makefile.in (build_file_translate): Improve comment.
16064 2008-02-21 Jan Hubicka <jh@suse.cz>
16066 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
16067 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
16068 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
16070 2008-02-21 Michael Matz <matz@suse.de>
16073 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
16075 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
16077 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
16078 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
16079 as insn constraint.
16080 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
16081 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
16082 SSE_VEC_FLOAT_MODE_P as insn constraint.
16083 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
16084 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
16085 sse4a_movntdf using MODEF mode iterator.
16086 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
16087 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
16088 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
16089 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
16090 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
16091 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
16092 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
16094 2008-02-21 Richard Guenther <rguenther@suse.de>
16096 * tree.def (PAREN_EXPR): New tree code.
16097 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
16099 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
16100 * expr.c (expand_expr_real_1): Likewise.
16101 * tree-inline.c (estimate_num_insns_1): Likewise.
16102 * tree-complex.c (expand_complex_move): Likewise.
16103 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
16106 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16109 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
16111 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16114 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
16116 * config/sh/sh.c (find_barrier): Don't go past
16117 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
16119 2008-02-20 DJ Delorie <dj@redhat.com>
16121 * config/h8300/h8300.md (insv): Force source operand to be a register.
16123 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
16124 as a jump, not as a plain insn.
16126 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
16128 * doc/invoke.texi (Warning Options): Add new option
16129 -Wframe-larger-than=.
16130 (-Wframe-larger-than): Document.
16132 * flags.h (warn_frame_larger_than, frame_larger_than_size):
16133 Add declarations for new option variables.
16135 * final.c (final_start_function): Check the frame size
16136 before emission and issue a Wframe-larger-than warning.
16138 * opts.c (warn_frame_larger_than, frame_larger_than_size):
16139 Add definitions for new option variables.
16140 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
16142 * common.opt (Wframe-larger-than=): New option.
16144 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16146 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
16147 (<sse>_div<mode>3): Ditto.
16148 (<sse>_vmdiv<mode>3): Ditto.
16149 (<sse>_vmsqrt<mode>2): Ditto.
16150 (*smax<mode>3): Ditto.
16151 (sse5_frcz<mode>2): Ditto.
16152 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
16153 as insn constraint.
16155 2008-02-20 Richard Guenther <rguenther@suse.de>
16157 PR middle-end/35265
16158 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
16159 be happy with INTEGRAL_TYPE_P.
16161 2008-02-20 Richard Guenther <rguenther@suse.de>
16163 * fold-const.c (split_tree): Associate floatig-point expressions
16164 if flag_associative_math is set.
16166 2008-02-20 Richard Guenther <rguenther@suse.de>
16168 * tree.h (fold_real_zero_addition_p): Declare.
16169 * fold-const.c (fold_real_zero_addition_p): Export.
16170 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
16171 floating-point operations with zero and one.
16173 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
16175 * doc/install.texi: Correct references to CFLAGS, replacing them
16176 with BOOT_CFLAGS. Document flags used during bootstrap for
16179 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16181 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
16182 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
16183 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
16185 (smin<mode>3): Ditto from similar patterns.
16186 (smax<mode>3): Ditto.
16187 (*ieee_smin<mode>3): Ditto.
16188 (*ieee_smax<mode>3): Ditto.
16189 * config/i386/sse.md (sse): New mode attribute.
16190 (mov<mode>): Macroize expander from movv4sf and movv2df using
16191 SSEMODEF2P mode iterator.
16192 (<sse>_movnt<mode>): Ditto from similar patterns. Use
16193 SSE_VEC_FLOAT_MODE_P as insn constraint.
16194 (storent<mode>): Ditto.
16195 (storent<mode>): Macroize expander from storentsf and storentdf using
16196 MODEF mode iterator.
16197 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
16198 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
16199 (abs<mode>2): Ditto from similar patterns.
16200 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
16201 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
16202 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
16203 (<sse>_vmsqrt<mode>2): Ditto.
16204 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
16205 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
16206 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
16207 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
16208 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
16209 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
16210 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
16212 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
16213 iterator and SSE_FLOAT_MODE_P as insn constraint.
16214 (<sse>_ucomi): Ditto from similar patterns.
16215 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
16216 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
16217 SSE_VEC_FLOAT_MODE_P as insn constraint.
16218 (vcond<mode>): Ditto from similar patterns.
16219 (and<mode>3, *and<mode>3): Ditto.
16220 (<sse>_nand<mode>3): Ditto.
16221 (ior<mode>3, *ior<mode>3): Ditto.
16222 (xor<mode>3, *xor<mode>3): Ditto.
16223 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
16224 iterator and SSE_FLOAT_MODE_P as insn constraint.
16225 (*nand<mode>3): Ditto from similar patterns.
16226 (*ior<mode>3): Ditto.
16227 (*xor<mode>3): Ditto.
16229 2008-02-20 Ira Rosen <irar@il.ibm.com>
16231 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
16232 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
16233 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
16235 2008-02-19 Jan Hubicka <jh@suse.cz>
16237 * predict.c (tree_bb_level_predictions): Remove variable next
16238 mistakely introduced by previous commit.
16240 2008-02-19 Jan Hubicka <jh@suse.cz>
16242 * predict.c (predict_paths_leading_to): Rewrite.
16243 (predict_paths_for_bb): New.
16244 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
16246 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16249 * Makefile.in (build_file_translate): New.
16250 (gcc-vers.texi): Use it for translating $(abs_srcdir).
16251 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
16252 * configure.ac (build_file_translate): Substitute it.
16253 * configure: Regenerate.
16255 2008-02-19 Jan Hubicka <jh@suse.cz>
16257 PR rtl-optimization/34408
16258 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
16261 2008-02-19 Jan Hubicka <jh@suse.cz>
16263 PR middle-end/28779
16264 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
16267 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
16270 * config/i386/i386-modes.def: Revert the last DI alignment
16271 change until Ada people can look into it.
16273 2008-02-19 Nick Clifton <nickc@redhat.com>
16275 * opts.c (print_specific_help): Fix typo in --help text.
16277 2008-02-19 Jakub Jelinek <jakub@redhat.com>
16280 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
16281 32-bit inline asm without asm alternatives for host GCC < 3.0.
16283 2008-02-19 Richard Guenther <rguenther@suse.de>
16285 PR tree-optimization/34989
16286 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
16287 Allow propagation to INDIRECT_REF if we can simplify only.
16289 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16291 * c-common.c (warn_for_collisions_1): Use appropriate option when
16294 2008-02-19 Nick Clifton <nickc@redhat.com>
16297 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
16298 (handle_options): Fix indentation.
16299 (print_filtered_help): If no language-specific options were
16300 displayed tell the user how to list all the options supported by
16301 the language's front-end.
16302 (print_specific_help): Fix indentation and remove duplicate line.
16303 (common_handle_option): Handle the -v option.
16304 For --help enable the display of undocumented options if the -v
16305 switch has been included on the command line.
16306 For --help= check for overlaps in the arguments between the option
16307 classes and the language names and issue a warning when they
16308 cannot be disambiguated.
16309 * c.opt (v): Pass on to the common option handler.
16311 2008-02-19 Revital Eres <eres@il.ibm.com>
16313 * modulo-sched.c (sms_schedule): Change dump message when
16314 create_ddg function fails.
16315 (try_scheduling_node_in_cycle): Rename row to cycle.
16316 (print_partial_schedule): Rename CYCLE to ROW.
16318 2008-02-19 Christian Bruel <christian.bruel@st.com>
16319 Zdenek Dvorak <ook@ucw.cz>
16321 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
16323 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
16326 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
16327 (*x86_movdicc_0_m1_se): Ditto.
16329 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
16331 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
16332 (CMPtype): Define as __gcc_CMPtype.
16333 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
16334 (CMPtype): Define as __gcc_CMPtype.
16336 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
16338 Support valgrind 3.3 for --enable-checking=valgrind.
16339 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
16341 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
16342 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
16343 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
16344 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
16345 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
16346 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
16347 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
16349 * ggc-zone.c: Similar.
16350 * ggc-page.c: Similar.
16352 2008-02-19 Paul Brook <paul@codesourcery.com>
16355 * config/arm/ieee754-df.S: Fix do_it typo.
16356 * config/arm/ieee754-sf.S: Fix do_it typo.
16358 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
16361 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
16362 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
16363 (OPTION_MASK_ISA_SSE_SET): Likewise.
16364 (OPTION_MASK_ISA_SSE2_SET): Likewise.
16365 (OPTION_MASK_ISA_SSE3_SET): Likewise.
16366 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
16367 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
16368 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
16369 (OPTION_MASK_ISA_SSE4_SET): Likewise.
16370 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
16371 (OPTION_MASK_ISA_SSE5_SET): Likewise.
16372 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
16373 (OPTION_MASK_ISA_MMX_UNSET): Updated.
16374 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
16375 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16376 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16377 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16378 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16379 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16380 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16381 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
16382 (OPTION_MASK_ISA_SSE4): Removed.
16383 (ix86_handle_option): Turn on bits in ix86_isa_flags and
16384 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
16385 (override_options): Don't turn on implied SSE/MMX bits in
16388 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
16390 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
16393 2008-02-18 Joey Ye <joey.ye@intel.com>
16395 PR middle-end/34921
16396 * tree-nested.c (insert_field_into_struct): Set type alignment
16397 to field alignment if the former is less than the latter.
16399 2008-02-18 Jakub Jelinek <jakub@redhat.com>
16401 * BASE-VER: Set to 4.4.0.
16403 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16405 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
16406 * doc/cfg.texi: Likewise.
16407 * doc/extend.texi: Likewise.
16408 * doc/gty.texi: Likewise.
16409 * doc/invoke.texi: Likewise.
16410 * doc/loop.texi: Likewise.
16411 * doc/md.texi: Likewise.
16412 * doc/passes.texi: Likewise.
16413 * doc/rtl.texi: Likewise.
16414 * doc/sourcebuild.texi: Likewise.
16415 * doc/tm.texi: Likewise.
16416 * doc/tree-ssa.texi: Likewise.
16418 2008-02-17 Richard Guenther <rguenther@suse.de>
16420 PR middle-end/35227
16421 * tree-complex.c (init_parameter_lattice_values): Handle parameters
16422 without default definition.
16424 2008-02-17 Richard Guenther <rguenther@suse.de>
16426 PR tree-optimization/35231
16427 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
16430 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
16433 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16434 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
16435 libgcc_cmp_return mode.
16437 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16440 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
16442 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
16444 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
16447 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16449 * doc/c-tree.texi: Use `@.' where appropriate.
16450 * doc/extend.texi: Likewise.
16451 * doc/install.texi: Likewise.
16452 * doc/invoke.texi: Likewise.
16453 * doc/loop.texi: Likewise.
16454 * doc/makefile.texi: Likewise.
16455 * doc/md.texi: Likewise.
16456 * doc/passes.texi: Likewise.
16457 * doc/standards.texi: Likewise.
16458 * doc/tm.texi: Likewise.
16460 2008-02-15 Jakub Jelinek <jakub@redhat.com>
16462 PR middle-end/35196
16463 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
16465 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
16466 rather than in entry_bb.
16468 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16470 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
16471 libgcc_cmp_return mode.
16473 2008-02-15 Jakub Jelinek <jakub@redhat.com>
16475 PR middle-end/35130
16476 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
16477 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
16479 2008-02-15 Richard Guenther <rguenther@suse.de>
16480 Zdenek Dvorak <ook@ucw.cz>
16482 PR tree-optimization/35164
16483 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
16484 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
16485 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
16486 Only propagate addresses which do not have abnormal SSA_NAMEs
16489 2008-02-15 Joseph Myers <joseph@codesourcery.com>
16492 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
16494 2008-02-15 Jan Hubicka <jh@suse.cz>
16496 PR middle-end/35149
16497 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
16499 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16501 PR middle-end/34621
16502 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
16503 when calculating alignment_pad.
16505 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16507 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
16508 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
16509 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
16510 and STACK_BOUNDARY define.
16512 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
16514 PR preprocessor/35061
16515 * c-pragma.c (handle_pragma_pop_macro): Check that
16516 pushed_macro_table has been allocated.
16518 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
16520 PR middle-end/35136
16521 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
16522 (force_gimple_operand): Likewise.
16523 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
16524 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
16525 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
16526 (find_interesting_uses_address): Check addressability and alignment
16527 of the base expression only after substituting bases of IVs into it.
16529 2008-02-14 Michael Matz <matz@suse.de>
16532 * function.c (instantiate_virtual_regs_in_insn): Reload address
16533 before falling back to reloading the whole operand.
16535 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
16537 * config/s390/s390.c (s390_mainpool_start): Emit the pool
16538 before the first section switch note.
16540 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16542 * doc/bugreport.texi: Update copyright years.
16543 * doc/c-tree.texi: Likewise.
16544 * doc/cfg.texi: Likewise.
16545 * doc/cpp.texi: Likewise.
16546 * doc/cppinternals.texi: Likewise.
16547 * doc/fragments.texi: Likewise.
16548 * doc/frontends.texi: Likewise.
16549 * doc/gcc.texi: Likewise.
16550 * doc/gty.texi: Likewise.
16551 * doc/hostconfig.texi: Likewise.
16552 * doc/implement-c.texi: Likewise.
16553 * doc/libgcc.texi: Likewise.
16554 * doc/loop.texi: Likewise.
16555 * doc/makefile.texi: Likewise.
16556 * doc/options.texi: Likewise.
16557 * doc/passes.texi: Likewise.
16558 * doc/rtl.texi: Likewise.
16559 * doc/sourcebuild.texi: Likewise.
16560 * doc/standards.texi: Likewise.
16561 * doc/tree-ssa.texi: Likewise.
16562 * doc/trouble.texi: Likewise.
16564 * doc/extend.texi: Use @: or add comma where appropriate.
16565 * doc/invoke.texi: Likewise.
16566 * doc/tm.texi: Likewise.
16568 2008-02-14 Alan Modra <amodra@bigpond.net.au>
16571 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
16574 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
16576 * doc/md.texi (clz, ctz): Add reference.
16577 * doc/rtl.texi (clz, ctz): Likewise.
16579 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16582 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
16585 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
16587 * config/s390/s390.c (struct constant_pool): New field
16588 emit_pool_after added.
16589 (s390_mainpool_start): Set the emit_pool_after flag according
16590 to the section switch notes.
16591 (s390_mainpool_finish): Consider emit_pool_after when emitting
16592 the literal pool at the end of the function.
16593 (s390_chunkify_start): Force literal pool splits at section
16596 2008-02-13 Michael Matz <matz@suse.de>
16599 * var-tracking.c (clobber_variable_part): Correctly traverse the
16602 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16605 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
16606 Add -fdump-ipa-inline.
16607 * tree-dump.c (dump_files): Remove tree-inlined dump.
16608 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
16610 2008-02-12 Richard Guenther <rguenther@suse.de>
16612 PR tree-optimization/35171
16613 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
16616 2008-02-12 Richard Guenther <rguenther@suse.de>
16618 PR middle-end/35163
16619 * fold-const.c (fold_widened_comparison): Use get_unwidened in
16620 value-preserving mode. Disallow final truncation.
16622 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
16624 PR middle-end/35136
16625 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
16626 code from here to...
16627 (force_gimple_operand): ...here.
16629 2008-02-12 Jakub Jelinek <jakub@redhat.com>
16632 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
16633 non-compatible pointers.
16634 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
16635 different FIELD_DECLs, try harder by comparing field offsets, sizes
16638 PR inline-asm/35160
16639 * function.c (match_asm_constraints_1): Don't replace the same input
16642 2008-02-12 Anatoly Sokolov <aesok@post.ru>
16644 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
16645 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
16646 (expand_epilogue): Restore RAMPZ register.
16647 * config/avr/avr.md (RAMPZ_ADDR): New constant.
16649 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
16651 * config/i386/cygwin.asm: (__alloca): Correct calling
16652 convention and alignment.
16653 (__chkstk): Force 8 byte stack alignment.
16655 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
16656 Richard Guenther <rguenther@suse.de>
16658 PR tree-optimization/33992
16659 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
16660 the zero we compare against.
16662 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
16664 PR libfortran/35063
16665 * gthr-win32.h (__gthread_mutex_destroy_function): New function
16666 to CloseHandle after unlocking to prevent accumulation of handle
16669 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16671 PR middle_end/34150
16672 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
16673 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
16674 and update LABEL_NUSES during and after reload.
16676 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
16678 PR middle-end/34627
16679 * combine.c (simplify_if_then_else): Make sure the comparison is
16680 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
16682 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
16685 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
16686 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
16687 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
16688 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
16689 * tree.h (get_type_static_bounds): Likewise.
16691 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16693 * doc/invoke.texi (Option Summary, C++ Dialect Options)
16694 (Objective-C and Objective-C++ Dialect Options, Warning Options):
16695 Make -Wfoo language annotations match what the compiler outputs.
16697 2008-02-08 Sa Liu <saliu@de.ibm.com>
16699 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
16700 intrinsics spu_convts, spu_convtu, spu_convtf.
16702 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
16704 * doc/extend.texi (Function Attributes) <noinline>: Mention
16705 asm ("") as method to keep calls.
16707 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16710 * doc/options.texi (Options): Replace references to opts.sh with
16712 * opts-common.c: Likewise.
16713 * optc-gen.awk: Likewise.
16715 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
16717 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
16719 2008-02-07 Richard Henderson <rth@redhat.com>
16722 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
16723 EXPR_LIST for the REG_EQUAL instead of a comparison with a
16726 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
16728 PR tree-optimization/35085
16729 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
16730 for operand entry oe2 in addition to operand entry oe3 in order to
16731 expose more opportunities for vectorizer sum reduction.
16733 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16736 * Makefile.in (LIBS): Remove $(GMPLIBS).
16737 (cc1-dummy, cc1): Add $(GMPLIBS).
16739 2008-02-06 Jan Hubicka <jh@suse.cz>
16742 * i386.md (moddf_integer): Do not produce partial memory stalls for
16743 targets where it hurts.
16745 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
16748 * optabs.c (expand_float): Do not check for decimal modes when
16749 expanding unsigned integer through signed conversion.
16751 2008-02-06 Nick Clifton <nickc@redhat.com>
16753 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
16754 inside the clobber with a match_operand and duplicated operand
16755 number in the constraint.
16756 (ineqbranchsi): Delete redundant comment.
16758 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
16760 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
16761 builtin_define ("__USE_INIT_FINI__").
16762 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
16764 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
16766 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16768 PR documentation/30330
16769 * doc/invoke.texi (C++ Dialect Options)
16770 (Objective-C and Objective-C++ Dialect Options, Warning Options):
16771 For each warning option -Wfoo that allows -Wno-foo, ensure both
16772 -Wfoo and -Wno-foo are listed in the option index. Fix index
16773 entry of -Wswitch-default, index -Wnormalized= including the
16774 `=', and -Wlarger-than-@var{len} including @var{len}.
16776 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
16778 * config/i386/i386.md (floatunssisf2): Use
16779 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
16780 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
16781 Macroize expander using MODEF mode iterator.
16783 2008-02-05 Diego Novillo <dnovillo@google.com>
16785 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
16788 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
16790 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16793 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
16795 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
16798 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
16799 to indicate if a message should be generated.
16800 (init_cumulative_args): Updated.
16801 (function_value_32): Likewise.
16803 2008-02-05 Joseph Myers <joseph@codesourcery.com>
16805 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
16807 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
16810 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
16811 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
16813 2008-02-04 Diego Novillo <dnovillo@google.com>
16815 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
16818 * tree-vrp.c (vrp_evaluate_conditional): With
16819 -Wtype-limits, emit a warning when comparing against a
16820 constant outside the natural range of OP0's type.
16822 2008-02-04 Richard Guenther <rguenther@suse.de>
16824 PR middle-end/33631
16825 * expr.c (count_type_elements): Give for unions instead of
16828 2008-02-04 Richard Guenther <rguenther@suse.de>
16830 PR middle-end/35043
16831 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
16832 to TYPE_DOMAINs base type instead of using bitsizetype here.
16834 2008-02-03 Jason Merrill <jason@redhat.com>
16836 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
16838 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16841 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
16842 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
16843 (RS/6000 and PowerPC Options): Fix typos and markup.
16844 * doc/passes.texi (Tree-SSA passes): Likewise.
16846 2008-02-02 Michael Matz <matz@suse.de>
16849 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
16850 from record_last_reg_set_info.
16851 (record_last_reg_set_info): Take an RTX argument, iterate over all
16852 constituent hardregs.
16853 (record_last_set_info, record_opr_changes): Change calls to
16854 new signature or to record_last_reg_set_info_regno.
16856 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
16858 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
16860 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
16862 PR rtl-optimization/34773
16863 * reg-notes.def (EQUAL): Mention significance of combination of
16864 REG_EQUAL and REG_RETVAL.
16865 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
16866 insn that has a REG_RETVAL.
16868 2008-02-01 Roger Sayle <roger@eyesopen.com>
16871 * configure.ac (--enable-fixed-point): Disable unless explicitly
16873 * configure: Regenerate.
16875 2008-02-01 Richard Guenther <rguenther@suse.de>
16878 * invoke.texi (-finline-limit): Remove no longer true parts
16879 of the documentation. Note that there is no default value.
16881 2008-02-01 Andrew Pinski <pinskia@gmail.com>
16882 Mark Mitchell <mark@codesourcery.com>
16883 Ben Elliston <bje@au.ibm.com>
16886 * doc/extend.texi (Other Builtins): Document.
16888 2008-01-31 Tom Browder <tom.browder@gmail.com>
16890 * doc/c-tree.texi (Types): Fix grammar.
16891 (Expression trees): Ditto.
16892 * doc/passes.texi (Tree-SSA passes): Ditto.
16894 * doc/configterms.texi (Configure Terms): Fix typo.
16895 * doc/cpp.texi (Common Predefined Macros): Ditto.
16896 * doc/md.texi (Machine Constraints): Ditto.
16898 * doc/makefile.texi (Makefile): Add comma.
16900 2008-01-31 Tom Browder <tom.browder@gmail.com>
16901 Gerald Pfeifer <gerald@pfeifer.com>
16903 * doc/sourcebuild.texi (Front End): Remove references to CVS
16904 and CVSROOT/modules.
16905 (Texinfo Manuals): Replace reference to CVS by one to SVN.
16906 (Back End): Remove reference to CVS.
16908 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
16911 * config/mips/mips.c (gen_load_const_gp): New function, taking a
16913 (mips16_gp_pseudo_reg): ...here.
16914 * config/mips/mips.md (load_const_gp): Replace with...
16915 (load_const_gp_<mode>): ...this :P-based insn.
16917 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16919 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
16920 options. Minor fixes.
16921 (-std): Move reference to standards closer to where language
16922 standards are first mentioned.
16924 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
16926 PR rtl-optimization/34995
16927 * reload.c (alternative_allows_const_pool_ref): Take an rtx
16928 parameter and return a bool. If the rtx parameter is nonnull,
16929 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
16930 (find_reloads): Update call accordingly. Pass the new operand
16931 if it needed no address reloads, otherwise pass null.
16933 2008-01-30 Richard Henderson <rth@redhat.com>
16936 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
16937 for unbounded arrays.
16939 2008-01-30 Silvius Rus <rus@google.com>
16941 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
16943 2008-01-30 Jan Hubicka <jh@suse.cz>
16946 * i386.c (init_cumulative_args): Use real function declaration when
16949 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
16951 PR rtl-optimization/34998
16952 * global.c (build_insn_chain): Treat non-subreg_lowpart
16953 SUBREGs of pseudos as clobbering all the words covered by the
16954 SUBREG, not just all the bytes.
16955 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
16956 original df_ref rather than an extract parameter.
16957 (global_conflicts): Update call accordingly.
16959 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
16961 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
16962 the overflow check to make it easier to read.
16963 (__fixtfdi): Change the type of the ll member in union
16964 long_double to UDItype_x.
16966 2008-01-30 Jakub Jelinek <jakub@redhat.com>
16968 PR middle-end/34969
16969 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
16970 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
16971 * tree-inline.c (fold_marked_statements): Call
16972 cgraph_update_edges_for_call_stmt if folding a call statement.
16973 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
16974 debug_generic_stmt calls, reset it back afterwards.
16977 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
16979 * c-typeck.c (build_external_ref): Don't pedwarn about
16980 static vars in current function's scope.
16982 2008-01-29 Joseph Myers <joseph@codesourcery.com>
16984 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
16986 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
16989 * ipa-struct-reorg.c: Fix spelling.
16990 * params.def: Ditto.
16992 2008-01-29 Richard Guenther <rguenther@suse.de>
16994 PR middle-end/35006
16995 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
16997 * tree-inline.c (remap_type): Increment remapping_type_depth
16998 around remapping types.
16999 (copy_body_r): Only add referenced variables if they are referenced
17000 from code, not types.
17002 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
17013 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
17014 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
17016 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
17019 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
17020 pointer for tiny stack.
17022 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17024 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
17026 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17028 * config/vx-common.h: Fix typo in comment.
17030 2008-01-28 Ian Lance Taylor <iant@google.com>
17034 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
17035 coalesce pointers if they have different DECL_NO_TBAA_P values.
17036 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
17037 between variables with different DECL_NO_TBAA_P values.
17039 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
17042 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
17043 are not legitimate small data references on SPE targets.
17045 2008-01-28 David Daney <ddaney@avtrex.com>
17047 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
17049 2008-01-28 David Daney <ddaney@avtrex.com>
17051 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
17053 2008-01-27 Joseph Myers <joseph@codesourcery.com>
17055 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
17056 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
17057 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
17058 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
17059 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
17060 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
17061 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
17062 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
17064 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17066 * basic-block.h (condjump_equiv_p): Fix comment.
17068 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17070 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
17071 print_generic_stmt_indented): Fix comment.
17073 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17075 * configure.ac (__stack_chk_fail): Add detecion for availability
17076 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
17077 * configure: Regenerate.
17079 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
17081 PR middle-end/34688
17082 * final.c (output_addr_const): Handle TRUNCATE.
17084 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
17087 * tree-ssa-loop-ivopts.c (comp_cost): New type.
17088 (zero_cost, infinite_cost): New constants.
17089 (struct cost_pair): Change type of cost to comp_cost.
17090 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
17091 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
17093 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
17094 split_address_cost, ptr_difference_cost, difference_cost,
17095 get_computation_cost_at, get_computation_cost,
17096 determine_use_iv_cost_generic, determine_use_iv_cost_address,
17097 determine_use_iv_cost_condition, determine_use_iv_costs,
17098 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
17099 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
17100 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
17101 Change type of cost to comp_cost.
17102 (determine_iv_cost): Increase cost of non-original ivs, instead
17103 of decreasing the cost of original ones.
17104 (get_address_cost): Indicate the complexity of the addressing mode
17106 (try_add_cand_for): Prefer using ivs not specific to some object.
17107 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
17109 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
17110 Janis Johnson <janis187@us.ibm.com>
17113 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
17114 (TARGET_INSTANTIATE_DECLS): Likewise.
17115 * target.h (expand_to_rtl_hook): New target hook.
17116 (instantiate_decls): Likewise.
17117 * function.c (instantiate_decl): Make non-static. Rename to...
17118 (instantiate_decl_rtl): ... this.
17119 (instantiate_expr): Use instantiate_decl_rtl.
17120 (instantiate_decls_1): Likewise.
17121 (instantiate_decls): Likewise.
17122 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
17123 * function.h (instantiate_decl_rtl): Add prototype.
17124 * cfgexpand.c (target.h): New include.
17125 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
17126 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
17127 (TARGET_INSTANTIATE_DECLS): Likewise.
17128 (TARGET_INITIALIZER): New target hooks added.
17129 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
17131 * config/rs6000/rs6000.c (tree-flow.h): New include.
17132 (machine_function): Add sdmode_stack_slot field.
17133 (rs6000_alloc_sdmode_stack_slot): New function.
17134 (rs6000_instantiate_decls): Likewise.
17135 (rs6000_secondary_memory_needed_rtx): Likewise.
17136 (rs6000_check_sdmode): Likewise.
17137 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
17138 (TARGET_INSTANTIATE_DECLS): Likewise.
17139 (rs6000_hard_regno_mode_ok): Allow SDmode.
17140 (num_insns_constant): Likewise. Handle _Decimal32 constants.
17141 (rs6000_emit_move): Handle SDmode.
17142 (function_arg_advance): Likewise.
17143 (function_arg): Likewise.
17144 (rs6000_gimplify_va_arg): Likewise. Add special handling of
17145 SDmode var args for 32-bit compiles.
17146 (rs6000_secondary_reload_class): Handle SDmode.
17147 (rs6000_output_function_epilogue): Likewise.
17148 (rs6000_function_value): Simplify if statement.
17149 (rs6000_libcall_value): Likewise.
17150 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
17151 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
17152 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
17153 (movsd_hardfloat): New define_insn.
17154 (movsd_softfloat): Likewise.
17155 (movsd_store): Likewise.
17156 (movsd_load): Likewise.
17157 (extendsddd2): Likewise.
17158 (extendsdtd2): Likewise.
17159 (truncddsd2): Likewise.
17160 (movdd_hardfloat64): Fixup comment.
17161 (UNSPEC_MOVSD_LOAD): New constant.
17162 (UNSPEC_MOVSD_STORE): Likewise.
17164 2008-01-26 Jakub Jelinek <jakub@redhat.com>
17167 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
17169 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
17170 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
17171 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
17172 and TRUTH_XOR_EXPR.
17174 2008-01-26 David Edelsohn <edelsohn@gnu.org>
17177 * config.gcc: Separate AIX 5.3 from AIX 6.1.
17178 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17179 __LONGDOUBLE128 too.
17180 * config/rs6000/aix61.h: New file.
17182 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17184 PR rtl-optimization/34959
17185 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
17186 popcount and parity rtxes the same mode as their operand.
17187 Truncate or extend the result to the return value's mode
17190 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17193 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
17194 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
17195 to GOT_VERSION_REGNUM.
17196 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
17197 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
17198 * config/mips/mips.c (mips_emit_call_insn): New function.
17199 (mips_call_tls_get_addr): Call mips_expand_call directly.
17200 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
17202 (mips16_build_call_stub): Likewise. Return the call insn or null.
17203 (mips_expand_call): Update the call to mips16_build_call_stub
17204 accordingly and a remove redundant condition. Assert that MIPS16
17205 stubs do not use lazy binding. Use mips_emit_call_insn and return
17207 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
17209 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
17210 (mips_avoid_hazard): Remove hazard_set handling.
17211 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
17212 (UNSPEC_RESTORE_GP): ...this.
17213 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
17214 (FAKE_CALL_REGNO): Rename to...
17215 (GOT_VERSION_REGNUM): ...this.
17216 (type): Add "ghost" value. Add an associated insn reservation.
17217 (hazard_set): Remove.
17218 (exception_receiver): Rename to...
17219 (restore_gp): ...this and update the unspec identifier accordingly.
17220 (exception_receiver, nonlocal_got_receiver): New expanders.
17221 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
17222 FAKE_CALL_REGNO. Remove hazard_set attribute.
17223 (set_got_version, update_got_version): New patterns.
17225 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
17228 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
17230 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17233 * doc/install.texi2html: Generate gcc-vers.texi.
17235 2008-01-25 DJ Delorie <dj@redhat.com>
17237 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
17239 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17241 * config/c4x: Remove directory.
17242 * config.gcc (crx-*, mt-*): Mark obsolete.
17243 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
17244 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
17245 sh-*-rtemscoff*): Remove cases.
17246 * defaults.h (C4X_FLOAT_FORMAT): Remove.
17247 * real.c (encode_c4x_single, decode_c4x_single,
17248 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
17249 c4x_extended_format): Remove.
17250 * real.h (c4x_single_format, c4x_extended_format): Remove.
17251 * doc/extend.texi (interrupt, naked): Remove mention of attributes
17253 (Pragmas): Remove comment about c4x pragmas.
17254 * doc/install.texi (c4x): Remove target-specific instructions.
17255 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
17256 * doc/md.texi (Machine Constraints): Remove C4x documentation.
17257 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
17258 refer to C4x source files as examples.
17259 (C4X_FLOAT_FORMAT): Remove documentation.
17261 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
17263 * config/bfin/bfin.c (override_options): Reorder tests so that
17264 flag_pic gets enabled for -msep-data.
17266 2008-01-25 Richard Guenther <rguenther@suse.de>
17268 PR middle-end/32244
17269 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
17270 to its bitfield precision if required.
17272 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17274 PR middle-end/33880
17275 * tree-nested.c (walk_omp_for): New function.
17276 (convert_nonlocal_reference, convert_local_reference): Call
17277 walk_omp_for on OMP_FOR.
17278 (convert_call_expr): Call walk_body on OMP_FOR's
17279 OMP_FOR_PRE_INIT_BODY.
17281 2008-01-25 Richard Guenther <rguenther@suse.de>
17283 PR tree-optimization/34966
17284 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
17285 default defs and PHI_NODEs we have to insert after the
17286 defining statement.
17288 2008-01-24 Nick Clifton <nickc@redhat.com>
17290 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
17291 Provide a default definition.
17292 (LIBGCC2_UNITS_PER_WORD): Likewise.
17294 * config/stormy16/stormy16.c: Include df.h for the prototype
17295 for df_regs_ever_live_p.
17296 (xstormy16_expand_builtin_va_start): Convert the stack offset
17297 into a component_ref and then use POINTER_PLUS_EXPR to add it
17298 to the incoming_virtual_args_rtx.
17299 (xstormy16_gimplify_va_arg_expr): Rename to
17300 xstormy16_gimplify_va_arg_expr.
17301 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
17302 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
17303 xstormy16_gimplify_va_arg_expr.
17304 Fix up some formatting issues.
17306 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
17307 Move to predicates.md.
17308 (xs_hi_general_operand): Likewise.
17309 (xs_hi_nonmemory_operand): Likewise.
17310 * config/stormy16/predicates.md:
17311 (xstormy16_carry_plus_operand): New predicate.
17312 (xs_hi_general_operand): New predicate.
17313 (xs_hi_nonmemory_operand): New predicate.
17314 * config/stormy16/stormy16-protos.h:
17315 (xstormy16_carry_plus_operand): Delete prototype.
17316 (xs_hi_general_operand): Likewise.
17317 (xs_hi_nonmemory_operand): Likewise.
17319 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
17320 modifiers as they are no longer needed and they can trigger
17321 reload spill failures.
17323 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
17324 with a match_operand in order to help reload.
17326 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
17327 constraint with 'e' for the 8th alternative as this version of
17328 the mov.w instruction only accepts the lower 8 registers.
17330 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
17333 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
17334 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
17337 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17339 PR middle-end/33333
17340 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
17342 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
17344 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
17346 (remove_structure): Update allocations list before removing structure.
17348 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
17350 * ipa-struct-reorg.c (is_safe_cond_expr,
17351 create_new_stmts_for_cond_expr): Use integer_zerop function,
17352 that recognize not only zero-pointer, but zero-integer too.
17354 2008-01-25 Ben Elliston <bje@au.ibm.com>
17357 * fixproto: Escape "." in sed expression that strips leading "./".
17359 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
17362 * gcc.c (SWITCH_OK): Removed.
17363 (SWITCH_LIVE): Changed to bit.
17364 (SWITCH_FALSE): Likewise.
17365 (SWITCH_IGNORE): Likewise.
17366 (switchstr): Change live_cond to unsigned int.
17367 (process_command): Replace SWITCH_OK with 0.
17368 (do_self_spec): Likewise.
17369 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
17370 (give_switch): Likewise.
17371 (used_arg): Likewise.
17372 (do_spec_1): Set the SWITCH_IGNORE bit.
17373 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
17374 bits. Set the SWITCH_LIVE bit.
17376 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17378 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
17380 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
17382 PR tree-optimization/34472
17383 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
17384 parameter to a "bool *" and set *DATA to false if there is
17385 an unsafe access. Do not delete the structure here.
17386 (check_cond_exprs): Delete it here instead.
17387 (check_cond_exprs, exclude_cold_structs): Do not increase
17388 I when removing a structure.
17390 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
17393 * config/i386/i386.c (ix86_expand_vector_init): Consider only
17394 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
17396 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
17398 PR middle-end/34934
17399 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
17400 a fixed vector for stack.
17402 2008-01-24 Ben Elliston <bje@au.ibm.com>
17405 * doc/gcc.texi (Software development): Add a direntry for g++.
17407 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
17409 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
17410 stale and straggling -fforce-addr comments above.
17412 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
17414 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
17415 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
17417 2008-01-23 Michael Matz <matz@suse.de>
17420 * dwarf2out.c (force_type_die): Use modified_type_die instead of
17423 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
17425 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
17426 malloc result type.
17428 2008-01-23 Anatoly Sokolov <aesok@post.ru>
17430 * config/avr/avr.c (avr_current_arch): New variable.
17431 (avr_arch_types): Add 'avr31' and 'avr51' entries.
17432 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
17433 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
17434 (avr_override_options): Init 'avr_current_arch'.
17435 (base_arch_s): Move from here...
17436 * config/avr/avr.h (base_arch_s): ... here. Add new members
17437 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
17438 'mega' to 'have_jmp_call'.
17439 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
17440 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
17442 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
17444 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17445 MULTILIB_MATCHES): Ditto.
17447 2008-01-23 Richard Guenther <rguenther@suse.de>
17449 PR middle-end/31529
17450 * cgraphunit.c (cgraph_reset_node): Always mark the node
17451 not reachable if it is not queued already.
17453 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
17455 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
17456 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
17457 (cputype_selected): New static variable.
17458 (bfin_handle_option): Set it if -mcpu is used.
17459 (override_option): Select default set of workarounds if no cpu type
17460 selected on the command line.
17461 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
17463 From Michael Frysinger <michael.frysinger@analog.com>
17464 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
17465 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
17467 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
17468 for bf547, bf523, bf524, and bf526.
17469 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
17471 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17472 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
17473 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
17474 __ADSPBF547__ and __ADSPBF54x__ for bf547.
17475 * doc/invoke.texi (Blackfin Options): Document that
17476 -mcpu now accept bf547, bf523, bf524, and bf526.
17478 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
17480 PR rtl-optimization/34628
17481 * combine.c (try_combine): Stop and undo after the first combination
17482 if an autoincrement side-effect on the first insn has effectively
17485 2008-01-22 David Edelsohn <edelsohn@gnu.org>
17488 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
17489 Offset addresses are not valid for Altivec or paired float modes.
17491 2008-01-22 Jakub Jelinek <jakub@redhat.com>
17494 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
17495 if DECL_INITIAL (decl) is error_mark_node.
17498 * c-common.c (handle_vector_size_attribute): Only allow
17499 integral, scalar float and fixed point types. Handle OFFSET_TYPE
17500 the same way as pointer, array etc. types.
17501 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
17504 * tree.c (build_type_attribute_qual_variant): Call
17505 build_qualified_type if attributes are equal, but quals are not.
17507 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17510 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
17511 * flags.h (warn_strict_aliasing): Remove.
17512 (warn_strict_overflow): Remove.
17513 * opts.c (warn_strict_aliasing): Remove.
17514 (warn_strict_overflow): Remove.
17515 * c-opts.c (c_common_handle_option): -Wall only sets
17516 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
17517 (c_common_post_options): Give default values to -Wstrict-aliasing
17518 and -Wstrict-overflow if they are uninitialized.
17519 * common.opt (Wstrict-aliasing): Specify Var and Init.
17520 (Wstrict-overflow): Likewise.
17522 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17524 PR rtl-optimization/26854
17525 PR rtl-optimization/34400
17526 PR rtl-optimization/34884
17527 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
17529 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
17530 (df_rd_bb_info.expanded_lr_out): Deleted
17531 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
17532 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
17533 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
17534 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
17535 Removed code to allocate, initialize or free expanded_lr_out.
17536 (df_rd_bb_local_compute_process_def): Restructured to make more
17538 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
17539 sets if the sets are being trimmed.
17541 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
17544 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
17545 (as_vers): Likewise.
17546 * configure: Regenerated.
17548 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17550 PR middle-end/33092
17551 * tree-pass.h (pass_build_alias): New pass.
17552 * tree-ssa-alias.c (gate_build_alias): New.
17553 (pass_build_alias): New.
17554 * passes.c (init_optimization_passes): Add pass_build_alias after
17555 pass_create_structure_vars.
17557 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
17559 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
17560 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
17561 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
17562 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
17563 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
17564 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
17565 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
17566 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
17567 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
17568 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
17569 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
17570 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
17571 * config/s390/s390.md (FP_ALL): New mode iterator.
17572 (_d): New mode attribute.
17573 ("*signbit<mode>2>"): Changed mode of first operand.
17574 ("isinf<mode>2"): Changed mode of first operand.
17575 ("*TDC_insn"): Adaptation for DFP modes.
17577 2008-01-22 Ben Elliston <bje@au.ibm.com>
17579 * tree.c (check_qualified_type): Improve function description.
17581 2008-01-21 Jason Merrill <jason@redhat.com>
17584 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
17585 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
17588 2008-01-21 DJ Delorie <dj@redhat.com>
17590 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
17593 2008-01-21 Richard Guenther <rguenther@suse.de>
17595 PR middle-end/34856
17596 * tree-cfg.c (verify_expr): Allow all invariant expressions
17597 instead of just constant class ones as reference argument.
17598 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
17599 like any other constant.
17600 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17602 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
17604 * regmove.c (fixup_match_1): Update call crossed frequencies.
17606 2008-01-21 Richard Guenther <rguenther@suse.de>
17609 * tree-inline.c (setup_one_parameter): Deal with mismatched
17610 types using a VIEW_CONVERT_EXPR.
17612 2008-01-21 Alon Dayan <alond@il.ibm.com>
17613 Olga Golovanevsky <olga@il.ibm.com>
17615 PR tree-optimization/34701
17616 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
17617 when the structure size is not a power of 2.
17619 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
17621 * doc/install.texi: Add doc for --enable-checking=df.
17623 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
17625 PR rtl-optimization/34808
17626 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
17628 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
17630 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
17633 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
17635 PR rtl-optimization/26854
17636 PR rtl-optimization/34400
17637 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
17639 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
17640 (df_rd_bb_info.expanded_lr_out): New.
17641 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
17642 * loop_iv.c (iv_analysis_loop_init): Ditto.
17643 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
17644 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
17645 Added code to allocate, initialize or free expanded_lr_out.
17646 (df_rd_bb_local_compute_process_def): Restructured to make
17647 more understandable.
17648 (df_rd_confluence_n): Add code to do nothing with fake edges and
17649 code to no apply invalidate_by_call sets if the sets are being trimmed.
17650 (df_lr_local_finalize): Renamed to df_lr_finalize.
17651 (df_live_local_finalize): Renamed to df_live_finalize.
17653 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
17656 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
17657 deciding whether to use reciprocal instructions.
17659 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
17661 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
17662 dwarf2out_note_section_used if cold_text_section is NULL.
17664 2008-01-19 Jakub Jelinek <jakub@redhat.com>
17666 PR gcov-profile/34610
17667 * tree-cfg.c (make_edges): Mark both outgoing edges from
17668 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
17669 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
17670 from OMP_FOR and OMP_CONTINUE outgoing edges.
17672 * tree-profile.c (tree_profiling): Return early if
17673 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
17675 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
17676 from cfun to child_cfun.
17677 * function.h (struct function): Add after_tree_profile bit.
17679 2008-01-19 Anatoly Sokolov <aesok@post.ru>
17681 * config/avr/avr.S (_exit): Disable interrupt.
17683 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
17684 Steven Bosscher <stevenb.gcc@gmail.com>
17686 PR rtl-optimization/26854
17687 PR rtl-optimization/34400
17688 * df-problems.c (df_live_scratch): New scratch bitmap.
17689 (df_live_alloc): Allocate df_live_scratch when doing df_live.
17690 (df_live_reset): Clear the proper bitmaps.
17691 (df_live_bb_local_compute): Only process the artificial defs once
17692 since the order is not important.
17693 (df_live_init): Init the df_live sets only with the variables
17694 found live by df_lr.
17695 (df_live_transfer_function): Use the df_lr sets to prune the
17696 df_live sets as they are being computed.
17697 (df_live_free): Free df_live_scratch.
17699 2008-01-18 Ian Lance Taylor <iant@google.com>
17701 * common.opt: Add fmerge-debug-strings.
17702 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
17703 flag_merge_debug_strings rather than flag_merge_constants.
17704 * doc/invoke.texi (Option Summary): Mention
17705 -fmerge-debug-strings.
17706 (Debugging Options): Document -fmerge-debug-strings.
17708 2008-01-18 Ian Lance Taylor <iant@google.com>
17711 * tree.h (DECL_IS_OPERATOR_NEW): Define.
17712 (struct tree_function_decl): Add new field operator_new_flag.
17713 * tree-inline.c (expand_call_inline): When inlining a call to
17714 operator new, force the return value to go into a variable, and
17715 set DECL_NO_TBAA_P on that variable.
17716 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
17718 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
17721 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
17722 DWARF2_DEBUGGING_INFO.
17723 (dwarf2out_note_section_used): Ditto. Add prototype.
17724 (have_multiple_function_sections, text_section_used,
17725 cold_text_section_used, *cold_text_sections): Move declarations
17728 2008-01-17 Bob Wilson <bob.wilson@acm.org>
17730 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
17731 field and add signal_ra.
17732 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
17733 assignments to frame state pc. Move end of stack check after
17734 MD_FALLBACK_FRAME_STATE_FOR.
17735 (uw_update_context_1): Use frame state signal_regs if set, instead
17736 of checking signal_frame flag.
17737 (uw_update_context): Use frame state signal_ra if set.
17738 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
17739 * config/xtensa/linux-unwind.h: New file.
17741 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
17743 * modulo-sched.c (get_sched_window): Fix comment typo.
17745 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
17747 PR tree-optimization/34648
17748 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
17750 2008-01-17 Anatoly Sokolov <aesok@post.ru>
17752 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
17753 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
17755 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
17757 PR rtl-optimization/34400
17758 * df-core.c (df_worklist_dataflow_overeager,
17759 df_worklist_dataflow_doublequeue): New functions.
17760 (df_worklist_dataflow): Two different worklist solvers.
17761 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
17764 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17767 * doc/invoke.texi: Document the dependence on pthread for fopenmp
17768 and ftree-parallelize-loops.
17770 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
17772 PR rtl-optimization/34826
17773 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
17775 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
17777 * global.c (find_reg): Mark the eh regs as used if necessary.
17778 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
17779 * ra.h (struct allocno): no_eh_reg field added. Changed
17780 no_stack_reg type to bitfield.
17782 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
17784 * tree.c (substitute_in_expr): Add missing 'break'.
17786 2008-01-17 Richard Guenther <rguenther@suse.de>
17788 PR tree-optimization/34825
17789 * tree-ssa-math-opts.c (is_division_by): Do not recognize
17790 x / x as division to handle.
17792 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17794 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
17795 "-pthread" is specified.
17796 * pa-hpux11.h (LIB_SPEC): Likewise.
17798 2008-01-16 Janis Johnson <janis187@us.ibm.com>
17799 Peter Bergner <bergner@vnet.ibm.com>
17801 PR rtl-optimization/33796
17802 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
17804 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17806 PR libgfortran/34699
17807 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
17809 * pa-hpux10.h (LINK_SPEC): Likewise.
17810 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
17812 2008-01-16 Richard Guenther <rguenther@suse.de>
17814 PR middle-end/32628
17815 * fold-const.c (fold_convert_const_int_from_int): Do not
17816 set overflow if that occured only because of a sign extension
17817 change when converting from/to a sizetype with the same
17818 precision and signedness.
17820 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
17823 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
17824 location address to the correct place. Update copyright year.
17826 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17828 * lambda-code.c (lambda_transform_legal_p): Handle the case of
17829 no dependences in the dependence_relations vector.
17831 2008-01-16 Jan Hubicka <jh@suse.cz>
17833 PR rtl-optimization/31396
17834 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
17835 * cfg.c (dump_reg_info): Print it.
17836 * regs.h (struct reg_info_t): add freq_calls_crossed.
17837 (REG_FREQ_CALLS_CROSSED): New macro.
17838 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
17839 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
17840 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
17841 regmove_optimize): Update call crossed frequencies.
17842 * local-alloc.c (struct qty): Add freq_calls_crossed.
17843 (alloc_qty): Copute freq_calls_crossed.
17844 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
17845 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
17846 * ra.h (struct allocno): Add freq_calls_crossed.
17848 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17850 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
17851 libgomp when compiling with ftree-parallelize-loops.
17852 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
17854 2008-01-16 Richard Guenther <rguenther@suse.de>
17856 PR tree-optimization/34769
17857 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
17858 * tree.c (int_cst_value): Instead make this function more
17859 permissive in what it accepts as valid input. Document this
17860 function always sign-extends the value.
17862 2008-01-16 Jakub Jelinek <jakub@redhat.com>
17863 Richard Guenther <rguenther@suse.de>
17866 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
17867 (gimple_fold_indirect_ref_rhs): ... this.
17868 (gimple_fold_indirect_ref): New function with foldings
17869 that preserve lvalueness.
17870 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
17871 * tree-flow.h (gimple_fold_indirect_ref): Declare.
17872 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
17873 to fold an INDIRECT_REF, fall back to the old use of
17874 fold_indirect_ref_1.
17876 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17878 * tree-data-ref.c (subscript_dependence_tester_1): Call
17879 free_conflict_function.
17880 (compute_self_dependence): Same.
17882 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
17885 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
17886 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
17888 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
17889 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
17890 for DWARF2_UNWIND_INFO targets.
17892 2008-01-16 Richard Guenther <rguenther@suse.de>
17895 * c-typeck.c (common_pointer_type): Do not merge inconsistent
17896 type qualifiers for function types.
17898 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
17900 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
17901 loop_iterator li from previous commit.
17903 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
17905 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
17907 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
17909 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
17910 (parallelize_loops): Don't parallelize irreducible components.
17912 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17915 * c-opts (c_common_post_options): Do not enable CPP
17916 flag_pedantic_errors by default.
17918 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
17920 PR rtl-optimization/31944
17921 * cse.c (remove_pseudo_from_table): New function.
17922 (merge_equiv_classes): Use above function to remove pseudo-registers.
17923 (invalidate): Likewise.
17925 2008-01-13 Richard Guenther <rguenther@suse.de>
17927 PR middle-end/34601
17928 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
17929 instead of TYPE_MODE to deal with calls from expand_one_error_var.
17931 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
17933 * gcse.c (cprop_jump): Call validate_unshare_change instead of
17934 validate_change to unshare the source of the PC set.
17936 2008-01-12 Jan Hubicka <jh@suse.cz>
17938 PR middle-end/32135
17939 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
17940 references above array bounds. This might trigger bounds checks for
17941 pointers to arrays.
17943 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
17945 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
17946 new_replaceable_dependencies.
17948 2008-01-12 Doug Kwan <dougkwan@google.com>
17950 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
17951 instead of OPT_Wreturn_type in warning due to ignored return type
17953 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
17954 options included in -Wextra.
17955 * c.opt: New option -Wignored_qualifiers.
17956 * doc/invoke.texi (Warning Options, -Wextra): Add new option
17957 -Wignore_qualifiers.
17958 (-Wignored-qualifiers): Document.
17959 (-Wreturn-type): Remove description of functionality now handled
17960 by -Wignored-qualifiers.
17962 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
17965 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
17966 NOP_EXPR if it is between integral types with the same precision.
17968 2008-01-12 Jan Hubicka <jh@suse.cz>
17971 * invoke.texi (max-inline-recursive-depth): Fix default value.
17973 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
17975 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
17978 2008-01-11 Bob Wilson <bob.wilson@acm.org>
17980 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
17982 2008-01-11 James E. Wilson <wilson@specifix.com>
17985 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
17987 2008-01-11 Anatoly Sokolov <aesok@post.ru>
17989 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
17990 save/restore frame pointer register and don't use 'call-prologues'
17991 optimization in function with "OS_task" attribute.
17993 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
17995 PR middle-end/31309
17996 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
17997 when copying to memory.
17999 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
18001 PR rtl-optimization/30905
18002 * cfgcleanup.c: Include dce.h
18003 (crossjumps_occured): New global variable.
18004 (try_crossjump_bb): Exit loop after finding a fallthru edge.
18005 If something changed, set crossjumps_occured to true.
18006 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
18007 Don't add/remove fake edges to exit here...
18008 (cleanup_cfg): ...but do it here, when crossjumping.
18009 Run a fast DCE when successful crossjumps occured in the latest
18010 iteration of try_optimize_cfg.
18012 2008-01-11 Richard Guenther <rguenther@suse.de>
18014 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
18015 (struct vn_unary_op_s): Likewise.
18016 (vn_reference_insert): Free old reference on hash collision.
18018 2008-01-10 Raksit Ashok <raksit@google.com>
18020 PR rtl-optimization/27971
18021 * combine.c (find_split_point): Split PLUS expressions which are
18022 inside a MEM rtx, and whose first operand is complex.
18024 2008-01-10 DJ Delorie <dj@redhat.com>
18026 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
18027 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
18028 (m32c_hard_regno_ok): Call the underlying function.
18030 2008-01-10 Richard Guenther <rguenther@suse.de>
18032 PR middle-end/34683
18033 * tree-cfg.c (tree_merge_blocks): Do not go through the
18034 full-blown folding and stmt updating path if we just deal
18035 with virtual operands.
18036 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
18037 test for abnormal SSA_NAMEs.
18039 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
18041 PR middle-end/34641
18042 * reload.c (push_reload): Add assertions. All constants from
18043 reg_equiv_constant should have been used for replacing the respective
18045 (find_reloads_address): Invoke find_reloads_address_part for
18046 constant taken from the reg_equiv_constant array.
18048 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
18050 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
18051 field (valnum) the first in the struct. Replace bools with
18054 2008-01-10 Richard Guenther <rguenther@suse.de>
18056 PR tree-optimization/34651
18057 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
18058 types and ordering for masking and converting.
18060 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
18062 PR tree-optimization/34017
18063 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
18064 also for PHI_NODE expressions.
18066 2008-01-09 Jan Hubicka <jh@suse.cz>
18068 PR tree-optimization/34708
18069 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
18070 based on number of case labels.
18071 (init_inline_once): Remove switch_cost.
18072 * tree-inline.h (eni_weights_d): Remove switch_cost.
18074 2008-01-09 Richard Guenther <rguenther@suse.de>
18075 Andrew Pinski <andrew_pinski@playstation.sony.com>
18077 PR middle-end/30132
18078 * gimplify.c (gimplify_cond_expr): Do not create an addressable
18079 temporary if an rvalue is ok or an lvalue is not required.
18081 2008-01-09 Richard Guenther <rguenther@suse.de>
18083 PR middle-end/34458
18084 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
18085 adjust return type.
18087 2008-01-09 Richard Guenther <rguenther@suse.de>
18089 PR middle-end/34679
18090 * tree.c (host_integerp): Check for sizetype only if the
18091 type is an integer type.
18093 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
18096 * opts.c (decode_options): Disable inlining of functions called
18097 once if not in unit-at-a-time mode.
18099 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
18101 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
18103 2008-01-08 Richard Guenther <rguenther@suse.de>
18105 PR middle-end/31863
18106 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
18107 out early if the result will be unused.
18109 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18114 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18115 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18118 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
18120 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
18121 for vectorization tuned.
18123 2008-01-08 Richard Guenther <rguenther@suse.de>
18125 PR tree-optimization/34683
18126 * tree-ssa-operands.c (operand_build_cmp): Export.
18127 * tree-ssa-operands.h (operand_build_cmp): Declare.
18128 * tree-vn.c (vuses_compare): Remove.
18129 (sort_vuses): Use operand_build_cmp.
18130 (sort_vuses_heap): Likewise.
18131 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
18132 to re-use old VEC if available. Do not sort already sorted VUSEs.
18133 (vdefs_to_vec): Do not sort already sorted VDEFs.
18135 2008-01-08 Jakub Jelinek <jakub@redhat.com>
18137 PR middle-end/34694
18138 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
18140 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18143 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
18144 limitations of reciprocal sequences on x86 targets.
18146 2008-01-08 Richard Guenther <rguenther@suse.de>
18148 PR tree-optimization/34683
18149 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
18151 2008-01-07 Jakub Jelinek <jakub@redhat.com>
18154 * config/darwin.c (darwin_mergeable_string_section): Don't use
18155 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
18157 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
18160 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
18161 negxf2. Macroize expander using X87MODEF mode iterator. Change
18162 predicates of op0 and op1 to register_operand.
18163 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
18164 expander using X87MODEF mode iterator. Change predicates of
18165 op0 and op1 to register_operand.
18166 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
18167 corresponding patterns and macroize using MODEF macro. Change
18168 predicates of op0 and op1 to register_operand and remove
18169 "m" constraint. Disparage "r" alternative with "!".
18170 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
18171 macroize using X87MODEF macro. Change predicates of op0 and op1
18172 to register_operand and remove "m" constraint. Disparage "r"
18173 alternative with "!".
18174 (absneg splitter with memory operands): Remove.
18175 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
18176 patterns and macroize using X87MODEF mode iterator.
18177 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
18178 Change predicate of op1 to register_operand.
18179 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
18180 for memory operands.
18182 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
18184 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
18186 2008-01-07 Richard Guenther <rguenther@suse.de>
18188 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
18191 2008-01-07 Richard Guenther <rguenther@suse.de>
18193 PR tree-optimization/34683
18194 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
18195 VOPs of the needed size to save memory. Use VEC_quick_push
18196 to save compile-time.
18197 (vdefs_to_vec): Likewise.
18199 2008-01-07 Sa Liu <saliu@de.ibm.com>
18201 * config/spu/spu.md (divdf3): Genetate inline code for double
18202 division. The implementation doesn't handle INF or NAN, therefore it
18203 only applies when -ffinite-math-only is given.
18205 2008-01-06 Paolo Carlini <pcarlini@suse.de>
18208 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
18209 * doc/cpp.texi ([Common Predefined Macros]): Document.
18211 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
18213 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
18214 order to use commutative addition instead of subtraction.
18216 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18217 Mircea Namolaru <namolaru@il.ibm.com>
18218 Vladimir Yanovsky <yanov@il.ibm.com>
18219 Revital Eres <eres@il.ibm.com>
18221 PR tree-optimization/34263
18222 * tree-outof-ssa.c (process_single_block_loop_latch,
18223 contains_tree_r): New functions.
18224 (analyze_edges_for_bb): Call process_single_block_loop_latch
18225 function to empty single-basic-block latch block if possible.
18227 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18229 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18231 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
18233 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18235 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
18237 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18239 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
18241 2008-01-05 Jakub Jelinek <jakub@redhat.com>
18243 PR tree-optimization/34618
18244 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
18247 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18250 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
18251 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
18252 Update copyright year.
18254 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
18255 Update copyright year.
18256 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
18259 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
18261 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
18262 edge does not point to current bb before changing need_assert.
18264 2008-01-04 Richard Guenther <rguenther@suse.de>
18266 PR middle-end/34029
18267 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
18268 for verifying purposes if they are is_gimple_min_invariant.
18270 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
18272 PR tree-optimization/34448
18273 PR tree-optimization/34465
18274 * gimplify.c (gimplify_init_constructor): Add new parameter
18275 notify_temp_creation. Use it.
18276 (gimplify_modify_expr_rhs): Take volatiles into account when
18277 optimizing constructors.
18278 Do not optimize constructors if gimplify_init_constructor will dump to
18280 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
18281 * gcc.c-torture/compile/pr34448.c: New.
18283 2008-01-04 Jakub Jelinek <jakub@redhat.com>
18285 PR gcov-profile/34609
18286 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
18287 return_slot if result is TREE_ADDRESSABLE.
18289 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
18291 * config/mips/mips.md (sqrt_condition): Tweak comment.
18292 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
18294 2008-01-03 Tom Tromey <tromey@redhat.com>
18297 * c-common.c (c_type_hash): Handle VLAs.
18299 2008-01-03 Jan Hubicka <jh@suse.cz>
18301 PR tree-optimization/31081
18302 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
18303 0 when inlining and not inlining to first basic block.
18304 (remap_decl): When var is initialized to 0, don't set default_def.
18305 (expand_call_inline): Set entry_bb.
18306 * tree-inline.h (copy_body_data): Add entry_bb.
18308 2008-01-03 Jakub Jelinek <jakub@redhat.com>
18311 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
18314 PR tree-optimization/29484
18315 * tree-inline.c (inline_forbidden_p_2): New function.
18316 (inline_forbidden_p): Disallow inlining if some static var
18317 has an address of a local LABEL_DECL in its initializer.
18318 * doc/extend.texi (Labels as Values): Document &&foo behaviour
18321 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
18323 PR tree-optimization/34635
18324 * tree-data-ref.c (add_other_self_distances): Make sure that the
18325 evolution step is constant.
18327 2008-01-03 Jakub Jelinek <jakub@redhat.com>
18329 PR middle-end/34608
18330 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
18332 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
18334 * tree-sra.c (scalarize_init): Insert the generate_element_init
18335 statements after the generate_element_zero statements.
18337 2008-01-02 Richard Guenther <rguenther@suse.de>
18339 PR middle-end/34093
18340 PR middle-end/31976
18341 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
18342 for very large number of operands instead of ICEing.
18344 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
18347 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
18348 while stack probing.
18350 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
18352 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
18355 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
18357 PR libmudflap/26442
18358 * tree-mudflap.c (mx_register_decls): Guard warning by
18359 !DECL_ARTIFICIAL check.
18361 2008-01-01 Jakub Jelinek <jakub@redhat.com>
18363 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
18364 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
18365 sse5_perm<mode>): Fix constraints.