1 2008-08-18 Tomas Bily <tbily@suse.cz>
3 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
4 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
6 * tree-data-ref.c (split_constant_offset_1): Likewise.
7 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
8 * tree-sra.c (sra_walk_expr): Likewise.
9 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
10 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
11 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
12 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
14 * gimple.c (gimple_assign_unary_nop_p): Likewise.
15 * tree-vect-transform.c (vectorizable_type_demotion)
16 (vectorizable_type_promotion): Likewise.
17 * tree-inline.c (expand_call_inline):
18 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
19 (forward_propagate_addr_expr_1, forward_propagate_comparison)
20 (tree_ssa_forward_propagate_single_use_vars): Likewise.
21 * expr.c (expand_expr_real_1): Likewise.
22 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
23 (gimple_assign_unary_useless_conversion_p): Likewise.
24 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
25 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
26 * fold-const.c (fold_unary): Likewise.
27 * tree.h (CONVERT_EXPR_P): Likewise.
28 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
29 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
31 (register_edge_assert_for_2, extract_range_from_unary_expr)
32 (register_edge_assert_for_1): Likewise.
34 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
36 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
37 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
38 (enum real_value_const): Delete.
39 (get_real_const): Delete.
40 * real.c (get_real_const): Delete.
41 (dconst_e_ptr): Define.
42 (dconst_third_ptr): Define.
43 (dconst_sqrt2_ptr): Define.
44 * builtins.c: Update all callers.
46 2008-08-18 Richard Guenther <rguenther@suse.de>
48 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
49 statement iterator after statement removal.
51 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
53 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
54 (detect_processor_freebsd): Likewise.
55 (host_detect_local_cpu): Call newly added functions for FreeBSD.
57 2008-08-18 Richard Guenther <rguenther@suse.de>
59 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
60 and loads have the correct types.
62 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
65 * c-opts.c (cpp_opts): Remove static.
66 * c-parser.c (cpp_opts): Declare it extern.
67 (disable_extension_diagnostics): Handle cpp options.
68 (enable_extension_diagnostics): Likewise.
70 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
72 * diagnostics.c (permerror_at): Rename as permerror.
76 2008-08-18 Richard Guenther <rguenther@suse.de>
78 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
79 sdse1 and addressables2 passes. Replace dce1 with cddce1.
80 Move call_cdce before build_alias. Move copyrename2,
81 cunrolli and ccp2 beafore build_alias. Re-add addressable2
82 right after final inlining.
83 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
84 (pass_build_cfg): But instead via TODO_dump_func.
86 2008-08-18 Richard Guenther <rguenther@suse.de>
88 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
90 (scalarize_init): If we failed to generate some initializers
91 do not generate zeros for not instantiated members. Instead
93 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
94 about missing flow-sensitive alias info only if we have
97 2008-08-17 Nick Clifton <nickc@redhat.com>
99 * doc/extend.texi (Function Attributes): Fix typo in description
100 if hot function attribute.
102 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
103 Richard Sandiford <rdsandiford@googlemail.com>
105 * doc/install.texi (--with-mips-plt): Document.
106 * doc/invoke.texi (-mplt, -mno-plt): Document.
107 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
108 and handle ${with_mips_plt}.
109 * config/mips/mips.opt (mplt): New option.
110 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
111 (TARGET_ABICALLS_PIC2): Likewise.
112 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
113 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
114 (ASM_SPEC): Use !mabi=* instead of !mabi*.
115 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
116 to decide whether to output ".option picX" directives.
117 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
118 Pass -call_nonpic rather than -KPIC for -mplt.
119 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
120 on the command line. Also remove it when -mabi=64 is used without
122 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
123 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
124 TARGET_ABICALLS_PIC0.
125 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
127 (mips16_build_function_stub): Only output ".option pic" directives
128 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
129 (mips16_build_call_stub): Fix comment and remove redundant
130 ".set at"/"set .noat" directives.
131 (mips_function_rodata_section): Use the default behaviour for
132 TARGET_ABSOLUTE_ABICALLS.
133 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
134 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
135 (mips_restore_gp): Do nothing if the current function doesn't use
137 (mips_expand_prologue): Only save $gp if the current function uses it.
138 Use a normal move for TARGET_ABICALLS_PIC0.
139 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
141 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
143 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
144 of function when handling GLOBAL_POINTER_REGNUM.
146 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
149 * common.opt (-fstack-check): Do not declare the variable here.
150 (-fstack-check=): New option variant.
151 * doc/invoke.texi (Code Gen Options): Document it.
152 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
153 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
154 (STACK_CHECK_STATIC_BUILTIN): New macro.
155 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
156 * opts.c: Include expr.h.
157 (common_handle_option) <OPT_fold_stack_check_>: New case.
158 <OPT_fstack_check>: Likewise.
159 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
160 consistently in the test for variable-sized types. Adjust for
161 new behaviour of flag_stack_check.
162 * explow.c: Include except.h.
163 (allocate_dynamic_stack_space): Do not take into account
164 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
165 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
166 for variable-sized parameters. Treat all parameters whose size is
167 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
168 stack checking is enabled.
169 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
170 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
171 if generic stack checking is enabled.
172 (expand_function_end): Adjust for new behaviour of flag_stack_check.
173 * reload1.c (reload): Likewise.
174 * stmt.c (expand_decl): Assert that all automatic variables have
175 fixed size at this point and remove dead code.
176 * flags.h (stack_check_type): New enumeration type.
177 (flag_stack_check): Declare.
178 * toplev.c (flag_stack_check): New global variable.
179 * Makefile.in (opts.o): Add dependency on EXPR_H.
180 (explow.o): Add dependency on except.h.
182 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
184 * config/avr/avr.c (avr_override_options): Reduce value of
185 PARAM_INLINE_CALL_COST.
187 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
189 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
190 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
191 lieu of TYPE_MODE (type) throughout.
193 2008-08-15 Joseph Myers <joseph@codesourcery.com>
195 * config/arm/arm.c (add_minipool_backward_ref): Check for
196 8-byte-aligned entries in second case of forcing insertion after a
197 particular entry. Change third case to avoid inserting
198 non-8-byte-aligned entries before 8-byte-aligned ones.
200 2008-08-15 Richard Guenther <rguenther@suse.de>
202 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
203 strip components for unknown size accesses.
205 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
207 * config/s390/2097.md New file.
208 * config/s390/s390.md ("z10prop" attribute): Define none,
209 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
210 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
211 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
212 possible values and apply them to insns as appropriate.
213 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
214 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
215 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
216 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
218 ("bfp" mode attribute): Removed. Every occurence replaced
220 * config/s390/s390.c (struct "z10_cost"): Updated entries.
221 * config/s390/2084.md (insn_reservation "x_itof"): Updated
224 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
227 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
230 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
232 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
233 additional argument. Support reduction when duplication is needed due
234 to data-types of different sizes in the loop.
235 (get_initial_def_for_induction): Fix printout.
236 (vect_get_vec_def_for_stmt_copy): Support case where the
237 vec_stmt_for_operand is a phi node.
238 (vectorizable_reduction): Support reduction when duplication is needed
239 due to data-types of different sizes in the loop.
240 (vectorizable_call): Remove restriction to not vectorize in case we
241 have data-types of different sizes in the loop.
242 (vectorizable_conversion): Likewise.
243 (vectorizable_operation): Likewise.
244 (vectorizable_type_demotion): Likewise.
245 (vectorizable_type_promotion): Likewise.
246 (vectorizable_induction): Add restriction to not vectorize in case
247 we have data-types of different sizes in the loop.
249 2008-08-14 Christophe Saout <christophe@saout.de>
250 Uros Bizjak <ubizjak@gmail.com>
253 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
254 (*vec_concatv2di_rex64_sse4_1): Ditto.
255 (*vec_concatv2di_rex64_sse): Ditto.
257 2008-08-14 Jakub Jelinek <jakub@redhat.com>
260 * fold-const.c (fold_widened_comparison): Do not allow
261 sign changes that change the result even if shorter type
262 is wider than arg1_unw's type.
264 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
266 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
267 Skip if the multilib testing specifies -march that does not
268 agree with the one specified in the testcase.
270 2008-08-13 Joseph Myers <joseph@codesourcery.com>
272 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
273 zero extend SImode values being converted to TFmode before passing
276 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
278 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
279 __PPU__ when targeting the Cell/B.E. PPU processor.
281 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
283 * gimple.h (gimple_call_set_chain): Accept SSA variables.
284 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
285 Rematerialize the static chain, if any.
286 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
289 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
291 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
292 (new_loc_descr): Likewise.
293 (add_loc_descr): Likewise.
294 (size_of_loc_descr): Likewise.
295 (size_of_locs): Likewise.
296 (output_loc_operands): Likewise.
297 (output_loc_sequence): Likewise.
298 (new_reg_loc_descr): New.
299 (build_cfa_loc): Use it.
300 (build_cfa_aligned_loc): Likewise.
301 (one_reg_loc_descriptor): Likewise.
302 (based_loc_descr): Likewise.
304 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
307 * doc/invoke.texi (Wmain): Update.
308 * c-decl.c (start_decl): warn_main is only 0 or 1.
309 (start_function): Likewise. Fix formatting.
310 (finish_function): Delete redundant warning.
311 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
312 * c-opts (c_common_handle_option): -Wall only has effect if
313 warn_main is uninitialized. OPT_Wmain is automatically
314 handled. -pedantic also enables Wmain.
315 (c_common_post_options): Handle all logic for Wmain here.
316 * c-common.c (warn_main): Delete.
317 (check_main_parameter_types): Make pedwarns conditional on
319 * c-common.h (warn_main): Delete.
321 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
324 * expr.c (emit_group_store): Allocate stack temp with the
325 largest alignment when copying from register to stack.
327 2008-08-13 Richard Guenther <rguenther@suse.de>
329 * tree.h (maybe_fold_offset_to_address): Declare.
330 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
331 (ccp_fold): Handle pointer conversions the same as fold_stmt.
332 Likewise for POINTER_PLUS_EXPR.
333 (maybe_fold_offset_to_reference): Enable disabled code.
334 (maybe_fold_offset_to_address): New function.
335 (fold_stmt_r): Use it.
336 (fold_gimple_assign): Likewise.
337 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
338 (gimplify_expr): Likewise.
340 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
342 * toplev.h (pedwarn_at): Fix declaration.
344 2008-08-13 Joseph Myers <joseph@codesourcery.com>
346 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
347 LINK_SPEC): Use %R in -Y P argument.
349 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
352 * diagnostic.c (pedwarn_at): New.
353 * toplev.h (pedwarn_at): Declare.
354 * c-tree.h (build_enumerator): Update declaration.
355 * c-decl.c (finish_enum): Update comment.
356 (build_enumerator): Take a location parameter. Give a pedwarn but do
357 not perform any conversion.
358 * c-parser.c (c_parser_enum_specifier): Set correct location for
361 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
364 * c-common.c (conversion_warning): Use a switch. Ignore boolean
365 expressions except for conversions to signed:1 bitfields. Handle
366 COND_EXPR with constant operands.
368 2008-08-13 Richard Guenther <rguenther@suse.de>
370 PR tree-optimization/15255
371 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
372 (struct oecount_s): New struct and VEC types.
374 (oecount_hash): New function.
375 (oecount_eq): Likewise.
376 (oecount_cmp): Likewise.
377 (zero_one_operation): New function.
378 (build_and_add_sum): Likewise.
379 (undistribute_ops_list): Perform un-distribution of multiplication
380 and division on the chain of summands.
381 (should_break_up_subtract): Also break up subtracts for factors.
382 (reassociate_bb): Delete dead visited statements.
383 Call undistribute_ops_list. Re-sort and optimize if it did something.
384 * passes.c (init_optimization_passes): Move DSE before
386 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
389 2008-08-12 Janis Johnson <janis187@us.ibm.com>
391 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
393 * doc/invoke.texi: Revert unintended checkin.
395 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
398 * gcc.c (include_spec_function): Tweak call to find_a_file.
400 2008-08-12 Jakub Jelinek <jakub@redhat.com>
403 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
405 * dojump.c (do_jump): Likewise.
407 PR tree-optimization/37084
408 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
409 if id->regimplify, don't assume stmt is a cast assignment.
411 2008-08-12 Anatoly Sokolov <aesok@post.ru>
413 * final.c (final_scan_insn): Use app_enable/app_disable functions.
415 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
418 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
421 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
423 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
424 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
426 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
427 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
428 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
429 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
430 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
432 * doc/tm.texi (Storage Layout): Remove documentation for
435 * simplify-rtx.c (simplify_binary_operation_1): Replace
436 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
438 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
440 * real.h (struct real_format): New member has_sign_dependent_rounding.
441 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
442 spu_single_format, ieee_double_format, mips_double_format,
443 motorola_double_format, ieee_extended_motorola_format,
444 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
445 ieee_extended_intel_96_round_53_format, ibm_extended_format,
446 mips_extended_format, ieee_quad_format, mips_quad_format,
447 vax_f_format, vax_d_format, vax_g_format): Initialize it.
448 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
450 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
451 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
452 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
453 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
454 (ROUND_TOWARDS_ZERO): Likewise.
456 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
457 (FLOAT_MODE_FORMAT): New macro.
458 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
459 (MODE_COMPOSITE_P): ... this new macro.
460 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
461 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
462 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
464 * flags.h: Include "real.h".
466 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
467 REAL_MODE_FORMAT_COMPOSITE_P.
468 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
470 * doc/tm.texi (Storage Layout): Remove documentation of
471 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
472 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
473 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
474 they only apply to libgcc2.a.
476 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
478 * config/spu/float_disf.c: New file.
479 * config/spu/float_unsdisf.c: New file.
480 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
481 (LIB2FUNCS_EXCLUDE): Define.
483 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
484 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
486 * real.h (struct real_format): New member round_towards_zero.
487 * real.c (round_for_format): Respect fmt->round_towards_zero.
488 (ieee_single_format, mips_single_format, motorola_single_format,
489 spu_single_format, ieee_double_format, mips_double_format,
490 motorola_double_format, ieee_extended_motorola_format,
491 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
492 ieee_extended_intel_96_round_53_format, ibm_extended_format,
493 mips_extended_format, ieee_quad_format, mips_quad_format,
494 vax_f_format, vax_d_format, vax_g_format): Initialize it.
495 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
497 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
498 real_format to choose rounding mode when calling MPFR functions.
499 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
500 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
502 * real.h (real_to_decimal_for_mode): Add prototype.
503 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
504 Respect target rounding mode when generating decimal representation.
505 (real_to_decimal): New stub for backwards compatibility.
506 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
507 real_to_decimal_for_mode instead of real_to_decimal.
509 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
511 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
512 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
514 * real.c (spu_single_format): New variable.
515 * real.h (spu_single_format): Declare.
517 * config/spu/spu.c (spu_override_options): Install SFmode format.
518 (spu_split_immediate): Use integer mode to operate on pieces of
519 floating-point values in all cases.
521 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
522 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
523 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
525 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
527 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
529 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
531 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
533 2008-08-12 Jakub Jelinek <jakub@redhat.com>
536 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
537 on the VAR_DECL instead of TYPE_READONLY on its type.
539 2008-08-12 Ira Rosen <irar@il.ibm.com>
541 * tree-vectorizer.c: Depend on langhooks.h.
542 (supportable_widening_operation): Add two arguments. Support double
544 (supportable_narrowing_operation): Likewise.
545 * tree-vectorizer.h (supportable_widening_operation): Add two
547 (supportable_narrowing_operation): Likewise.
548 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
549 supportable_widening_operation with correct arguments.
550 * tree-vect-transform.c (vectorizable_conversion): Likewise.
551 (vectorizable_type_demotion): Support double type conversions.
552 (vectorizable_type_promotion): Likewise.
553 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
555 2008-08-11 Michael Matz <matz@suse.de>
557 * i386/i386.c (override_options): Move initialisation from
558 flag_schedule_insns_after_reload to here from ...
559 (optimization_options): ... here.
561 2008-08-11 Jakub Jelinek <jakub@redhat.com>
563 PR rtl-optimization/36998
564 * dwarf2out.c (compute_barrier_args_size_1,
565 compute_barrier_args_size): Temporarily remove assertions.
567 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
570 * tree-ssa.c (struct walk_data): Add new flag
571 warn_possibly_uninitialized.
572 (warn_uninitialized_var): Use it.
573 (warn_uninitialized_vars): New.
574 (execute_early_warn_uninitialized): Call it.
575 (execute_late_warn_uninitialized): Likewise.
577 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
580 * reload1.c (gen_reload): Guard calls to get_secondary_mem
583 2008-08-09 Jan Hubicka <jh@suse.cz>
586 * optabs.c (maybe_emit_unop_insn): Remove produced code if
588 (expand_fix): Be prepared for expansion to fail.
589 (expand_sfix_optab): Remove instructions if expansion failed.
591 2008-08-09 Anatoly Sokolov <aesok@post.ru>
593 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
595 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
596 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
598 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
600 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
601 mips/t-libgcc-mips16 to tmake_file.
602 * config/mips/mips-protos.h (mips_call_type): New enum.
603 (mips_pic_base_register, mips_got_load): Declare.
604 (mips_restore_gp): Take an rtx argument.
605 (mips_use_pic_fn_addr_reg_p): Declare.
606 (mips_expand_call): Replace the sibcall_p argument with
607 a mips_call_type argument. Add a lazy_p parameter.
608 (mips_split_call): Declare.
609 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
610 (MIPS16_PIC_TEMP): Likewise.
611 (reg_class): Delete M16_NA_REGS.
612 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
613 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
614 (mips_split_hi_p): Declare.
615 * config/mips/mips.c (mips_split_hi_p): New array.
616 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
617 (mips_got_symbol_type_p): New function.
618 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
619 (mips16_stub_function_p): New function.
620 (mips16_local_function_p): Likewise.
621 (mips_use_pic_fn_addr_reg_p): Likewise.
622 (mips_cannot_force_const_mem): Return false for HIGHs.
623 Extend CONST_INT and symbolic handling to MIPS16, using
624 mips_symbol_insns to check that the base symbol type is a
625 legitimate constant. Reject GOT-based constants if
626 TARGET_MIPS16_PCREL_LOADS.
627 (mips_const_insns): Check targetm.cannot_force_const_mem when
628 decomposing a symbolic base and a large offset.
629 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
630 When calling a function that needs $25 from MIPS16 code,
631 move the target address into $25 separately and add a USE
633 (mips16_gp_pseudo_reg): Insert the initializer immediately
634 before the first real insn.
635 (mips_pic_base_register, mips_got_load): New functions.
636 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
637 parameter to LOW_OUT. Say that it can be any valid SET_SRC
638 when splitting a load-address operation. Split SYMBOL_GOT_DISP
639 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
640 (mips_call_tls_get_addr): Update the call to mips_expand_call,
641 also passing NULL_RTX rather than const0_rtx as the aux argument.
642 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
643 instead of TARGET_EXPLICIT_RELOCS.
644 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
645 (mips_load_call_address): Replace the sibcall_p argument with
646 a mips_call_type argument. Use mips_got_load.
647 (mips16_local_alias): New structure.
648 (mips16_local_aliases): New variable.
649 (mips16_local_aliases_hash): New function.
650 (mips16_local_aliases_eq): Likewise.
651 (mips16_local_alias): Likewise.
652 (mips16_stub_function): Likewise.
653 (mips16_build_function_stub): Create a local alias for the target
654 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
655 .cpload directive and an R_MIPS_NONE relocation for the target
656 function, then load the alias rather than the function itself.
657 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
658 (mips16_copy_fpr_return_value): Use mips16_stub_function and
659 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
660 (mips16_build_call_stub): Replace the FN parameter with an
661 FN_PTR parameter. Force the address into a register if it
662 isn't a call_insn_operand; don't rely on the caller to do this.
663 If a call to a locally-defined and locally-binding MIPS16
664 function must be made indirectly, redirect the call to the
665 function's local alias. Use mips16_stub_function_p,
666 mips16_stub_function, mips_expand_call and use_reg.
667 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
668 Use explicit %hi and %lo accesses where possible.
669 Use MIPS_CALL to generate the correct code form of a
670 jal instruction. Add clobbers of $18 instead of uses.
671 Update the call to mips_emit_call_insn.
672 (mips_expand_call): Replace the SIBCALL_P argument with a
673 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
674 Take a LAZY_P parameter. Call mips16_build_call_stub first,
675 allowing it to modify the call address. Update the calls to
676 mips_load_call_address and mips_emit_call_insn.
677 (mips_split_call): New function.
678 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
679 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
680 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
681 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
682 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
684 (mips_cprestore_slot): New function.
685 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
686 and use mips_cprestore_slot.
687 (mips_output_function_prologue): Handle TARGET_MIPS16 for
689 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
690 then use a copygp_mips16 instruction to set up $28.
691 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
692 (mips16_lay_out_constants): Call split_all_insns_noflow.
693 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
694 false if TARGET_MIPS16.
695 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
696 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
697 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
698 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
699 MIPS16 code. Allow MIPS16 o32 PIC.
700 (mips_override_options): Allow MIPS16 o32 PIC.
701 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
702 after reload if TARGET_USE_GOT.
703 (UNSPEC_COPYGP): New constant.
704 (length): Use a default length of 8 for MIPS16 GOT loads.
705 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
706 (*got_page<mode>): Check mips_split_hi_p.
707 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
708 (unspec_got<mode>, unspec_call<mode>): New expanders.
709 (load_got<mode>, load_call<mode>): Remove the length attributes.
710 Use a got attribute instead of a type attribute.
711 (copygp_mips16): New insn.
712 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
713 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
714 (sibcall, sibcall_value, call, call_value): Update the calls
716 (call_internal, call_value_internal): Use mips_split_call.
717 (call_value_multiple_internal): Likewise.
718 (call_split): Move after call_internal (the insn it is split from).
719 (call_internal_direct, call_value_internal_direct): Turn into
720 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
721 (call_direct_split, call_value_direct_split): New patterns.
722 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
723 and use M16_REGS instead of M16_NA_REGS.
724 * config/mips/predicates.md (const_call_insn_operand): Replace
725 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
726 mips_use_pic_fn_addr_reg_p check.
727 (move_operand): Reject HIGHs if mips_split_hi_p.
728 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
729 (__mips16_floatunsisf): Inline __mips16_floatsisf.
730 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
731 * config/mips/libgcc-mips16.ver: New file.
732 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
733 $(srcdir)/config/mips/libgcc-mips16.ver.
735 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
737 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
738 (mips_unspec_address, mips_unspec_offset_high): Likewise.
739 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
740 (mips16_cfun_returns_in_fpr_p): Likewise.
742 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
744 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
745 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
748 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
750 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
751 (FUNCTION_PROFILER): Save the static chain pointer into $2
752 beforehand and restore it aftewards.
753 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
754 address directly into $25 and call the function through $25;
755 do not clobber $3. Pad the DImode version to cover the space
756 left by the deleted $25 <- $3 move.
757 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
758 the removal of the $25 <- $3 move.
759 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
760 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
762 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
763 Daniel Jacobowitz <dan@codesourcery.com>
765 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
766 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
767 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
768 * config/mips/mips.c (mips_start_function_definition): New function.
769 (mips_end_function_definition): Likewise.
770 (mips_output_function_prologue): Use mips_start_function_definition.
771 (mips_output_function_epilogue): Use mips_end_function_definition.
772 (build_mips16_function_stub): Use mips_start_function_definition
773 and mips_end_function_definition.
774 (build_mips16_call_stub): Likewise.
776 2008-08-09 Richard Guenther <rguenther@suse.de>
778 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
779 * gimple.h (gimple_call_fn): Adjust comment.
780 (gimple_call_set_fndecl): New function.
781 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
782 longer having bare FUNCTION_DECL operand.
783 (gimple_call_return_type): Likewise.
784 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
786 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
787 (gimple_mod_pow2): Likewise.
788 (gimple_mod_subtract): Likewise.
789 (gimple_ic): Likewise.
790 (gimple_stringop_fixed_value): Likewise.
791 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
792 longer having bare FUNCTION_DECL operand.
793 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
794 * omp-low.c (optimize_omp_library_calls): Likewise.
795 * cgraphunit.c (update_call_expr): Likewise.
796 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
797 (execute_convert_to_rsqrt): Likewise.
798 * cfgexpand.c (gimple_to_tree): Simplify.
799 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
800 bare FUNCTION_DECL operand.
801 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
802 (convert_gimple_call): Use gimple_call_fndecl.
803 * c-common.c (c_warn_unused_result): Likewise.
805 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
808 * c-typeck.c (digest_init): Call verify_sequence_points from here.
809 (c_finish_return): Likewise.
810 (c_start_case): Likewise.
811 * c-common.c (warn_for_collisions_1): Use explicit location in
813 * c-parser.c (c_parser_condition): New. Call
814 verify_sequence_points.
815 (c_parser_paren_condition): Call c_parser_condition.
816 (c_parser_for_statement): Call c_parser_condition.
818 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
821 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
822 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
823 Moved from diagnostic.h
824 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
826 (emit_diagnostic): New.
827 (warning0, pedwarn0): Delete.
828 (warning, warning_at, pedwarn, permerror): Return bool.
829 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
830 Moved to diagnostic.c.
831 (struct diagnostic_context): Use correct type for
833 (diagnostic_report_diagnostic): Update declaration.
834 (emit_diagnostic): Declare.
835 * errors.c (warning): Return bool.
836 * errors.h (warning): Update declaration.
837 * toplev.h (warning0, pedwarn0): Delete.
838 (warning, warning_at, pedwarn, permerror): Return bool.
839 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
840 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
841 inform. Update all calls.
842 (diagnose_mismatched_decls): Check return value of warning/pedwarn
843 before giving informative note.
844 (implicit_decl_warning): Likewise.
845 * c-typeck.c (build_function_call): Likewise.
846 * tree-sssa.c (warn_uninit): Likewise.
847 * builtins.c (gimplify_va_arg_expr): Likewise.
849 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
852 * doc/invoke.texi (-Wextra): Move warning from here...
853 (-Wuninitialized): ... to here.
855 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
858 * flags.h (set_Wunused): Delete
859 * toplev.c (process_options): Handle Wunused flags here.
860 * opts.c (maybe_warn_unused_parameter): Delete.
861 (common_handle_option): Replace set_Wunused by warn_unused.
862 (set_Wextra): Do not handle Wunused-parameter here.
863 (set_Wunused): Delete.
864 * c-opts.c (c_common_handle_option): Replace set_Wunused by
866 * common.opt (Wunused): Add Var and Init.
867 (Wunused-function): Likewise.
868 (Wunused-label): Likewise.
869 (Wunused-parameter): Likewise.
870 (Wunused-value): Likewise.
871 (Wunused-variable): Likewise.
873 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
875 * doc/invoke.texi: Add cpu_type power7.
876 * config.in (HAVE_AS_VSX): New.
877 * config.gcc: Add cpu_type power7.
878 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
880 * configure: Regenerate.
881 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
883 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
884 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
885 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
887 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
889 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
890 type to vectorize.builtin_conversion.
891 (vectorizable_conversion): Likewise.
892 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
893 integral type as input.
894 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
896 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
897 and ALTIVEC_BUILTIN_VCTSXS.
898 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
901 2008-08-08 Richard Guenther <rguenther@suse.de>
903 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
904 (surely_varying_stmt_p): Calls are varying only if they are
905 non-builtin and not indirect or have no result.
906 (ccp_fold): Re-instantiate code before the tuples merge.
908 2008-08-08 Richard Guenther <rguenther@suse.de>
910 PR tree-optimization/37056
911 * gimple.h (gimple_assign_rhs_class): New helper function.
912 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
913 unary operations properly.
915 2008-08-07 Jan Hubicka <jh@suse.cz>
917 * i386.h (ix86_size_cost): Declare.
918 (ix86_cur_cost): New function macro.
919 * i386.md (peepholes expanding size and splitters): Predicate by
920 optimize_insn_for_speed_p.
921 (peepholes reduce size and splitters): Predicate by
922 optimize_insn_for_size_p.
923 * i386.c (ix86_size_cost): Rename from ...
924 (size_cost): This one.
925 (override_options): Update.
926 (decide_alg): Likewise.
927 (ix86_expand_clear): Use RTL profile.
928 (ix86_pad_returns): Use RTL profile.
930 2008-08-07 Jan Hubicka <jh@suse.cz>
932 * recog.c (split_all_insns): Set RTL profile
933 (peephole2_optimize): Likewise.
934 * function.c (thread_prologue_and_epilogue_insns): Likewise.
935 * combine.c (combine_instructions): Likewise.
937 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
939 * c-common.c (c_common_reswords): Also warn about keyword "bool".
941 2008-08-07 Bob Wilson <bob.wilson@acm.org>
943 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
944 value in a6 after the set_frame_ptr insn.
946 2008-08-07 Richard Henderson <rth@redhat.com>
949 * gcc.c (cpp_options): Pass along -g*.
951 2008-08-07 Joseph Myers <joseph@codesourcery.com>
953 * config/arm/arm.c (output_move_neon): Update comment describing
954 big-endian vector layout.
955 (arm_assemble_integer): Do not handle big-endian NEON vectors
957 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
958 neon_vget_lane<mode>_sext_internal,
959 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
960 element indices for big-endian.
962 2008-08-07 Richard Henderson <rth@redhat.com>
964 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
965 * configure, config.in: Rebuild.
966 * debug.h (dwarf2out_do_cfi_asm): Declare.
967 * c-cppbuiltin.c (c_cpp_builtins): Use it.
968 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
969 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
970 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
972 2008-08-07 Joseph Myers <joseph@codesourcery.com>
974 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
975 movv2si_internal): Combine into mov<mode>_internal.
976 (movv2si_internal_2): Remove.
978 2008-08-07 Jan Hubicka <jh@suse.cz>
981 * i386.md (single stringop patterns): Enable unconditionally.
983 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
986 * config/i386/emmintrin.h (_mm_move_epi64): Use
987 __builtin_ia32_movq128.
989 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
990 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
992 * config/i386/sse.md (sse2_movq128): New.
994 * doc/extend.texi: Document __builtin_ia32_movq128.
996 2008-08-07 Richard Guenther <rguenther@suse.de>
999 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
1000 pointers can access anything.
1002 2008-08-06 Jan Hubicka <jh@suse.cz>
1004 * optabs.c (emit_unop_insn): Break out to ...
1005 (maybe_emit_unop_insn): ... this one.
1006 (expand_sfix_optab): Use maybe variant.
1007 * optabs.h (maybe_emit_unop_insn): Declare.
1009 * i386.md (mov0 patterns): Enable by default.
1010 (FP conversion expanders): Disable expansion of code expanding
1011 sequences when instruction should be optimized for size.
1012 (single strinop patterns): Enable when optimizing for size.
1013 (string expanders): Disable expanding of code expanding sequences
1014 when optimizning instruction for size.
1015 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
1017 (ix86_fp_comparison_sahf_cost): Likewise.
1018 (ix86_expand_branch): Likewise.
1019 (ix86_expand_ashl_const): Likewise.
1020 (ix86_split_ashl): Likewise.
1021 (ix86_expand_strlen): Likewise.
1022 (ix86_emit_fp_unordered_jump): Likewie.
1024 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1026 * c-common.c: Fix typo.
1027 (c_common_reswords): Activate more C++ keyword warnings.
1029 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
1031 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1034 * diagnostic.c (permerror_at): New.
1035 * toplev.h (permerror_at): Declare.
1037 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
1038 Ira Rosen <irar@il.ibm.com>
1040 * tree-vect-transform.c (vect_model_simple_cost): Return
1041 immediately if stmt is pure SLP.
1042 (vect_model_store_cost): Ditto.
1043 (vect_model_load_cost): Ditto.
1044 (vectorizable_store): Remove PURE_SLP check before call
1045 to vect_model_store_cost.
1046 (vect_model_store_cost): When checking whether stmt describe
1047 strided access, add a check that it is not slp_node.
1049 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1052 * c-common.c (warn_for_sign_compare): New. Handle separately the
1053 case that 'constant' is zero.
1054 * c-typeck.c (build_binary_op): Move code to c-common.c
1056 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1058 * config/alpha/alpha.c (alpha_preferred_reload_class,
1059 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
1060 alpha_output_mi_thunk_osf): Avoid C++ keywords.
1061 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
1062 * config/arm/arm.md: Likewise.
1063 * config/avr/avr-protos.h (preferred_reload_class,
1064 test_hard_reg_class, avr_simplify_comparison_p,
1065 out_shift_with_cnt, class_max_nregs): Likewise.
1066 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
1067 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
1068 preferred_reload_class, test_hard_reg_class): Likewise.
1069 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
1070 bfin_memory_move_cost, bfin_secondary_reload,
1071 bfin_output_mi_thunk): Likewise.
1072 * config/crx/crx.c (crx_secondary_reload_class,
1073 crx_memory_move_cost): Likewise.
1074 * config/frv/frv-protos.h (frv_secondary_reload_class,
1075 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
1076 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
1077 frv_secondary_reload_class, frv_class_likely_spilled_p,
1078 frv_class_max_nregs): Likewise.
1079 * config/h8300/h8300.c (h8300_classify_operand,
1080 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
1082 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
1083 * config/ia64/ia64.c (ia64_preferred_reload_class,
1084 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
1085 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
1086 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
1088 * config/m68hc11/m68hc11.c (preferred_reload_class,
1089 m68hc11_memory_move_cost): Likewise.
1090 * config/mcore/mcore.c (mcore_secondary_reload_class,
1091 mcore_reload_class): Likewise.
1092 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
1093 mips_class_max_nregs, mips_cannot_change_mode_class,
1094 mips_preferred_reload_class, mips_secondary_reload_class,
1095 mips_output_mi_thunk): Likewise.
1096 * config/mmix/mmix.c (mmix_preferred_reload_class,
1097 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
1099 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1101 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
1102 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
1103 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1104 * config/rs6000/rs6000.c (paired_expand_vector_init,
1105 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
1106 compare_section_name, rs6000_memory_move_cost): Likewise.
1107 * config/s390/s390.c (s390_emit_compare_and_swap,
1108 s390_preferred_reload_class, s390_secondary_reload,
1109 legitimize_pic_address, legitimize_tls_address,
1110 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
1111 s390_class_max_nregs): Likewise.
1112 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1113 * config/s390/s390.md: Likewise.
1114 * config/score/score-protos.h (score_secondary_reload_class,
1115 score_preferred_reload_class): Likewise.
1116 * config/score/score.c (score_preferred_reload_class,
1117 score_secondary_reload_class): Likewise.
1118 * config/score/score3.c (score3_output_mi_thunk,
1119 score3_preferred_reload_class, score3_secondary_reload_class,
1120 score3_hard_regno_mode_ok): Likewise.
1121 * config/score/score3.h (score3_preferred_reload_class,
1122 score3_secondary_reload_class): Likewise.
1123 * config/score/score7.c (score7_output_mi_thunk,
1124 score7_preferred_reload_class, score7_secondary_reload_class,
1125 score7_hard_regno_mode_ok): Likewise.
1126 * config/score/score7.h (score7_preferred_reload_class,
1127 score7_secondary_reload_class): Likewise.
1128 * config/sh/sh.c (prepare_move_operands, output_far_jump,
1129 output_branchy_insn, add_constant, gen_block_redirect,
1130 sh_insn_length_adjustment, sh_cannot_change_mode_class,
1131 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
1133 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1134 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
1135 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
1136 xstormy16_preferred_reload_class): Likewise.
1137 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
1138 xtensa_expand_atomic, override_options,
1139 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
1141 * reorg.c (try_merge_delay_insns): Likewise.
1142 * tree.c (merge_dllimport_decl_attributes): Likewise.
1144 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
1146 2008-08-06 Michael Matz <matz@suse.de>
1148 * Makefile.in (write_entries_to_file): Quote words.
1149 * gengtype.c: (read_input_line): Skip over leading white-space.
1151 2008-08-06 Marc Gauthier <marc@tensilica.com>
1153 * config.gcc: Match more processor names for Xtensa.
1154 * configure.ac: Likewise.
1155 * doc/install.texi (Specific): Likewise.
1156 * configure: Regenerate.
1158 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1160 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
1161 * calls.c (avoid_likely_spilled_reg): Likewise.
1162 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
1163 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
1164 * config/i386/i386.c (ix86_expand_special_args_builtin,
1165 ix86_secondary_reload): Likewise.
1166 * except.c (struct eh_region, gen_eh_region_catch,
1167 remove_unreachable_regions, duplicate_eh_regions,
1168 assign_filter_values, build_post_landing_pads,
1169 sjlj_find_directly_reachable_regions, remove_eh_handler,
1170 reachable_next_level, foreach_reachable_handler,
1171 can_throw_internal_1, can_throw_external_1,
1172 collect_one_action_chain): Likewise.
1173 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
1174 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
1175 * function.c (update_temp_slot_address, instantiate_new_reg,
1176 instantiate_virtual_regs_in_rtx,
1177 instantiate_virtual_regs_in_insn): Likewise.
1178 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
1179 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
1180 gimplify_cleanup_point_expr): Likewise.
1181 * ipa-cp.c (ipcp_lattice_changed): Likewise.
1182 * passes.c (next_pass_1): Likewise.
1183 * print-tree.c (print_node_brief, print_node): Likewise.
1184 * profile.c (branch_prob): Likewise.
1185 * tree-dump.c (dump_register): Likewise.
1186 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
1188 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
1189 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
1190 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
1191 copy_arguments_for_versioning, copy_static_chain): Likewise.
1192 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
1193 add_new_name_mapping, register_new_name_mapping): Likewise.
1194 * tree-mudflap.c (mf_xform_derefs): Likewise.
1195 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
1196 get_init_expr, combine_chains): Likewise.
1197 * tree-pretty-print.c (dump_generic_node): Likewise.
1198 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
1199 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
1200 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
1201 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
1203 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1206 * calls.c (expand_call): Use the biggest preferred stack
1209 2008-08-06 Michael Matz <matz@suse.de>
1212 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
1213 for reused reload, instead of overwriting them.
1215 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1218 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
1219 for incoming stack boundary.
1221 * function.c (assign_parm_find_entry_rtl): Update
1222 parm_stack_boundary.
1224 * function.h (rtl_data): Add parm_stack_boundary.
1226 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
1227 parm_stack_boundary for incoming stack boundary.
1229 2008-08-06 Joseph Myers <joseph@codesourcery.com>
1231 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
1232 for unrepresentable subregs or treat them as equal to other regs
1233 or subregs with the same register number.
1235 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
1238 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
1241 2008-08-06 Jan Hubicka <jh@suse.cz>
1243 * predict.c (maybe_hot_frequency_p): When profile is absent, all
1244 frequencies might be hot.
1246 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
1248 * reload.c (find_reloads): Force constants into literal pool
1249 also if they are wrapped in a SUBREG.
1251 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1254 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
1255 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
1256 Don't allow predicated instructions for data speculation.
1257 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
1260 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1262 * haifa-sched.c (extend_global): Split to extend_global_data and
1263 extend_region_data. Update all uses.
1264 (extend_all): Rename to extend_block_data.
1266 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1268 * sched-rgn.c (new_ready): Check if instruction can be
1269 speculatively scheduled before attempting speculation.
1270 (debug_rgn_dependencies): Remove wrongful assert.
1272 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1274 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
1276 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1278 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
1279 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
1280 va_size, and type_size.
1282 2008-08-04 Jason Merrill <jason@redhat.com>
1285 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
1286 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
1288 2008-08-05 Richard Henderson <rth@redhat.com>
1290 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
1291 * configure: Rebuild.
1293 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1296 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
1297 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
1300 2008-08-05 Richard Henderson <rth@redhat.com>
1302 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
1303 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
1304 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
1305 * common.opt (fdwarf2-cfi-asm): New.
1306 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
1307 * config.in, configure: Rebuild.
1308 * dwarf2asm.c (dw2_asm_output_data_raw): New.
1309 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
1310 (dw2_force_const_mem): Externalize.
1311 * dwarf2asm.h: Update.
1312 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
1313 generate a real label.
1314 (output_cfi_directive): New.
1315 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
1316 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
1317 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
1319 (dwarf2out_end_epilogue): Emit .cfi_endproc.
1320 (output_loc_operands_raw, output_loc_sequence_raw): New.
1321 (output_cfa_loc_raw): New.
1323 2008-08-05 Paul Brook <paul@codesourcery.com>
1325 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
1326 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
1327 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
1328 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
1329 * config/arm/arm.h (TARGET_VFPD32): Define.
1330 (TARGET_VFP3): Use TARGET_VFPD32.
1331 (fputype): Add FPUTYPE_VFP3D16.
1332 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
1333 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
1334 * config/arm/arm-cores.def: Add cortex-r4f.
1335 * config/arm/arm-tune.md: Regenerate.
1337 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1339 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
1340 Reword some comments throughout the file.
1342 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
1343 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
1344 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
1345 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
1347 (MFC_START_ENABLE): Remove PPU-only define.
1348 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
1349 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
1351 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
1352 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
1353 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
1354 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
1355 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
1356 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
1357 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
1359 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
1360 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
1361 (mfc_sdcrt, mfc_sdcrtst): Likewise.
1362 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
1364 (spu_read_machine_status): Fix typo.
1366 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1368 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
1369 SUBREG of multi-word hard register.
1370 * config/spu/spu.c (valid_subreg): Likewise.
1371 (adjust_operand): Handle SUBREGs of multi-word hard registers.
1373 2008-08-04 Richard Guenther <rguenther@suse.de>
1375 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
1376 the candidate with the stripped base if that base is different
1377 from the original base even for offset zero.
1379 2008-08-04 Richard Guenther <rguenther@suse.de>
1382 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
1383 check for no_overflow.
1385 2008-08-04 Richard Guenther <rguenther@suse.de>
1387 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
1389 2008-08-04 Paul Brook <paul@codesourcery.com>
1391 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
1392 (arm_order_regs_for_local_alloc): New function.
1393 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
1395 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
1397 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1400 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
1401 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
1402 (ix86_expand_epilogue): Likewise.
1404 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1406 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
1409 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1411 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
1412 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
1413 (*movv2sf_internal_rex64): Ditto.
1415 2008-08-03 Jan Hubicka <jh@suse.cz>
1417 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
1418 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
1419 * expmed.c (expand_smod_pow2): Likewise.
1421 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1424 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
1425 alternative 0 of operand 1.
1426 (*vec_concatv2di_rex64_sse): Ditto.
1427 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
1429 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
1430 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
1431 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
1432 (*movv2sf_internal_rex64): Ditto.
1434 2008-08-02 Richard Guenther <rguenther@suse.de>
1437 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
1438 (ssedoublesizemode): New mode attribute.
1439 (sse_shufps): Call gen_sse_shufps_v4sf.
1440 (sse_shufps_1): Macroize.
1441 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
1442 (sse2_shufpd_1): Macroize.
1443 (vec_extract_odd, vec_extract_even): New expanders.
1444 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
1445 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
1446 * i386.c (ix86_expand_vector_init_one_nonzero): Call
1447 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
1448 (ix86_expand_vector_set): Likewise.
1449 (ix86_expand_reduc_v4sf): Likewise.
1451 2008-08-01 Doug Kwan <dougkwan@google.com>
1453 * matrix-reorg.c: Re-enable all code.
1454 (struct malloc_call_data): Change CALL_STMT to gimple type.
1455 (collect_data_for_malloc_call): Tuplify.
1456 (struct access_site_info): Change STMT to gimple type.
1457 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
1458 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
1459 (struct free_info): Change STMT to gimple type.
1460 (struct matrix_access_phi_node): Change PHI to gimple type.
1461 (get_inner_of_cast_expr): Remove.
1462 (may_flatten_matrices_1): Tuplify.
1463 (may_flatten_matrices): Ditto.
1464 (mark_min_matrix_escape_level): Ditto.
1465 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
1466 (ssa_accessed_in_call_rhs): New
1467 (ssa_accessed_in_assign_rhs): New
1468 (record_access_alloc_site_info): Tuplify.
1469 (add_allocation_site): Ditto.
1470 (analyze_matrix_allocation_site): Ditto.
1471 (analyze_transpose): Ditto.
1472 (get_index_from_offset): Ditto.
1473 (update_type_size): Ditto.
1474 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
1475 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
1476 (analyze_accesses_for_phi_node): Tuplify.
1477 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
1478 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
1479 (analyze_matrix_accesses): Tuplify.
1480 (check_var_data): New call-back type for check_var_notmodified_p.
1481 (check_var_notmodified_p): Tuplify and use call-back struct to
1482 return statement found.
1483 (can_calculate_expr_before_stmt): Factor out statement related code
1485 (can_calculate_stmt_before_stmt): New.
1486 (check_allocation_function): Tuplify.
1487 (find_sites_in_func): Ditto.
1488 (record_all_accesses_in_func): Ditto.
1489 (transform_access_sites): Ditto.
1490 (transform_allocation_sites): Ditto.
1491 (matrix_reorg): Re-enable.
1492 (gate_matrix_reorg): Re-enable.
1494 2008-08-01 Jakub Jelinek <jakub@redhat.com>
1496 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
1497 for labels for which it hasn't been set yet. If it has been set,
1498 stop walking insns and continue with next worklist item.
1499 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
1500 if the only BARRIER is at the very end of a function.
1502 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
1504 * cfgexpand.c (expand_stack_alignment): Assert that
1505 stack_realign_drap and drap_rtx must match.
1507 * function.c (instantiate_new_reg): If DRAP is used to realign
1508 stack, replace virtual_incoming_args_rtx with internal arg
1511 2008-08-01 Richard Guenther <rguenther@suse.de>
1513 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
1514 loop information only if we initialized it.
1515 (execute_pre): Call fini_pre with in_fre.
1516 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
1517 if we do not unroll because we hit max-completely-peeled-insns.
1518 Use our estimation for consistency, do allow shrinking.
1520 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
1522 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
1523 with MIN_STACK_BOUNDARY.
1524 (ix86_update_stack_boundary): Likewise.
1525 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
1528 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
1529 (MIN_STACK_BOUNDARY): This.
1531 2008-08-01 Richard Guenther <rguenther@suse.de>
1534 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
1536 2008-08-01 Richard Guenther <rguenther@suse.de>
1538 PR tree-optimization/36988
1539 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
1540 do not matter if that doesn't change volatile qualification.
1542 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
1544 * configure.ac: Do not generate libada-mk. Do not subst
1546 * libada-mk.in: Remove.
1547 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
1548 * configure: Regenerate.
1550 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
1552 * tree-pass.h: Added comment about not dumping passes with name
1553 starting with star in struct opt_pass.
1554 * passes.c (register_dump_files_1): Don't do dump for a pass with
1555 name starting with star.
1556 * doc/passes.texi (Pass manager): Mention pass names and special
1557 meaning of star prefix to avoid dump.
1559 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
1561 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
1563 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
1564 (ISA_MIPS64R2): New macro.
1565 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
1566 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
1567 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
1568 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
1569 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
1570 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
1571 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
1572 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
1573 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
1574 Move up to keep list alphabetically sorted.
1575 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
1576 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
1578 * doc/invoke.texi (MIPS Options): Add -mips64r2.
1579 (-march=@var{arch}): Add mips64r2.
1581 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1583 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
1585 2008-07-31 Steve Ellcey <sje@cup.hp.com>
1587 * expr.c (expand_assignment): Check for complete type.
1589 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1592 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
1594 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
1595 for stack alignment.
1597 * function.h (rtl_data): Add stack_realign_tried. Update comments.
1599 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
1601 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
1602 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
1604 2008-07-31 Jakub Jelinek <jakub@redhat.com>
1606 PR rtl-optimization/36419
1607 * dwarf2out.c (barrier_args_size): New variable.
1608 (compute_barrier_args_size, compute_barrier_args_size_1): New
1610 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
1611 if not called yet in the current function, use barrier_args_size
1612 array to find the new args_size value.
1613 (dwarf2out_frame_debug): Free and clear barrier_args_size.
1615 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1618 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
1621 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1624 * dwarf2out.c (dwarf2out_args_size_adjust): New.
1625 (dwarf2out_stack_adjust): Use it.
1626 (dwarf2out_frame_debug_expr): Likewise.
1628 2008-07-31 Richard Guenther <rguenther@suse.de>
1630 PR tree-optimization/36978
1631 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
1632 the generated condition.
1634 2008-07-31 Richard Guenther <rguenther@suse.de>
1636 * passes.c (init_optimization_passes): Always call
1637 pass_early_warn_uninitialized.
1638 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
1639 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
1640 * doc/passes.texi (Warn for uninitialized variables): Adjust.
1642 2008-07-31 Jakub Jelinek <jakub@redhat.com>
1645 * builtins.c (maybe_emit_free_warning): New function.
1646 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
1647 maybe_emit_free_warning for BUILT_IN_FREE.
1650 * dwarf2out.c (get_context_die): New function.
1651 (force_decl_die, force_type_die): Use it.
1652 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
1653 returns NULL, force generation of DW_TAG_typedef and put that into
1656 PR preprocessor/36649
1657 * c-pch.c (c_common_read_pch): Save and restore
1658 line_table->trace_includes across PCH restore.
1660 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
1663 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
1665 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
1668 * final.c (call_from_call_insn): Handle COND_EXEC.
1670 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
1672 * builtins.c (std_gimplify_va_arg_expr): Replace
1673 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
1674 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1676 2008-07-30 Joey Ye <joey.ye@intel.com>
1677 H.J. Lu <hongjiu.lu@intel.com>
1679 * builtins.c (expand_builtin_setjmp_receiver): Replace
1680 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
1681 (expand_builtin_apply_args_1): Likewise.
1682 (expand_builtin_longjmp): Need DRAP for stack alignment.
1683 (expand_builtin_apply): Likewise.
1685 * caller-save.c (setup_save_areas): Call assign_stack_local_1
1686 instead of assign_stack_local to allow alignment reduction.
1688 * calls.c (emit_call_1): Need DRAP for stack alignment if
1690 (expand_call): Replace virtual_incoming_args_rtx with
1691 crtl->args.internal_arg_pointer.
1692 * stmt.c (expand_nl_goto_receiver): Likewise.
1694 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
1695 alignment and store to stack_alignment_estimated and
1696 max_used_stack_slot_alignment.
1697 (expand_one_var): Likewise.
1698 (expand_stack_alignment): New function.
1699 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
1700 and stack_alignment_estimated fields in rtl_data. Call
1701 expand_stack_alignment at end.
1703 * defaults.h (INCOMING_STACK_BOUNDARY): New.
1704 (MAX_STACK_ALIGNMENT): Likewise.
1705 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
1706 (SUPPORTS_STACK_ALIGNMENT): Likewise.
1708 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
1709 stack alignment when generating virtual registers.
1711 * function.c (assign_stack_local): Renamed to ...
1712 (assign_stack_local_1): This. Add a parameter to indicate
1713 if it is OK to reduce alignment.
1714 (assign_stack_local): Use it.
1715 (instantiate_new_reg): Instantiate virtual incoming args rtx
1716 to vDRAP if stack realignment and DRAP is needed.
1717 (assign_parms): Collect parameter/return type alignment and
1718 contribute to stack_alignment_estimated.
1719 (locate_and_pad_parm): Likewise.
1720 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
1721 with crtl->args.internal_arg_pointer.
1723 * function.h (rtl_data): Add new field drap_reg,
1724 max_used_stack_slot_alignment, stack_alignment_estimated,
1725 stack_realign_needed, need_drap, stack_realign_processed and
1726 stack_realign_finalized.
1727 (stack_realign_fp): New macro.
1728 (stack_realign_drap): Likewise.
1730 * global.c (compute_regsets): Frame pointer is needed when
1731 stack is realigned. Can eliminate frame pointer when stack is
1732 realigned and dynamic realigned argument pointer isn't used.
1734 * reload1.c (update_eliminables): Frame pointer is needed
1735 when stack is realigned.
1736 (init_elim_table): Can eliminate frame pointer when stack is
1737 realigned and dynamic realigned argument pointer isn't used.
1739 * rtl.h (assign_stack_local_1): Declare new funtion.
1741 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
1742 (TARGET_GET_DRAP_RTX): Likewise.
1743 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
1744 TARGET_GET_DRAP_RTX.
1746 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
1748 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
1749 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
1751 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
1752 H.J. Lu <hongjiu.lu@intel.com>
1754 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
1755 vdrap_reg, stack_realign and drap_reg_saved.
1756 (add_cfi): Don't allow redefining CFA when DRAP is used.
1757 (reg_save): Handle stack alignment.
1758 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
1759 alignment. Don't generate DWARF information for (set fp sp)
1761 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
1763 (int_loc_descriptor): Move prototype forward. Also define if
1764 DWARF2_UNWIND_INFO is true.
1765 (output_cfa_loc): Handle DW_CFA_expression.
1766 (build_cfa_aligned_loc): New.
1767 (based_loc_descr): Update assert for stack realign. For local
1768 variables, use sp+offset when stack is aligned without drap and
1769 fp+offset when stack is aligned with drap. For arguments, use
1770 cfa+offset when drap is used to align stack.
1772 2008-07-30 Joey Ye <joey.ye@intel.com>
1773 H.J. Lu <hongjiu.lu@intel.com>
1775 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
1777 (ix86_gen_andsp): New.
1778 (ix86_user_incoming_stack_boundary): Likewise.
1779 (ix86_default_incoming_stack_boundary): Likewise.
1780 (ix86_incoming_stack_boundary): Likewise.
1781 (ix86_can_eliminate): Likewise.
1782 (find_drap_reg): Likewise.
1783 (ix86_update_stack_boundary): Likewise.
1784 (ix86_get_drap_rtx): Likewise.
1785 (ix86_finalize_stack_realign_flags): Likewise.
1786 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
1787 (TARGET_GET_DRAP_RTX): Likewise.
1788 (override_options): Overide option value for new options.
1789 (ix86_function_ok_for_sibcall): Remove check for
1790 force_align_arg_pointer.
1791 (ix86_handle_cconv_attribute): Likewise.
1792 (ix86_function_regparm): Likewise.
1793 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
1794 (ix86_va_start): Replace virtual_incoming_args_rtx with
1795 crtl->args.internal_arg_pointer.
1796 (ix86_select_alt_pic_regnum): Check DRAP register.
1797 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
1798 (ix86_compute_frame_layout): Compute frame layout wrt stack
1800 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
1801 (ix86_expand_prologue): Decide if stack realignment is needed
1802 and generate prologue code accordingly.
1803 (ix86_expand_epilogue): Generate epilogue code wrt stack
1804 realignment is really needed or not.
1806 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
1807 (ABI_STACK_BOUNDARY): Likewise.
1808 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
1809 (STACK_REALIGN_DEFAULT): Likewise.
1810 (INCOMING_STACK_BOUNDARY): Likewise.
1811 (MAX_STACK_ALIGNMENT): Likewise.
1812 (ix86_incoming_stack_boundary): Likewise.
1813 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
1814 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
1815 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
1816 (machine_function): Remove force_align_arg_pointer.
1818 * config/i386/i386.md (BX_REG): New.
1819 (R13_REG): Likewise.
1821 * config/i386/i386.opt (mforce_drap): New.
1822 (mincoming-stack-boundary): Likewise.
1823 (mstackrealign): Add Init(-1).
1825 * config/i386/i386-protos.h (ix86_can_eliminate): New
1827 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
1829 * doc/extend.texi: Update force_align_arg_pointer.
1831 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
1834 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
1835 (INCOMING_STACK_BOUNDARY): Likewise.
1836 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
1837 (TARGET_GET_DRAP_RTX): Likewise.
1839 2008-07-30 Andreas Schwab <schwab@suse.de>
1841 PR rtl-optimization/36929
1842 * dse.c (replace_inc_dec): Use emit_insn_before instead of
1843 add_insn_before and fix argument order.
1844 (replace_inc_dec_mem): Handle NULL rtx.
1846 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
1848 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
1850 (arm_compute_initial_elimination_offset): Use it.
1851 (arm_compute_save_reg_mask): Include static chain save slot when
1852 calculating alignment.
1853 (arm_get_frame_offsets): Ditto.
1854 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
1855 that we can use to decrement the stack when the stack decrement
1856 could be too big for an immediate value in a single insn.
1857 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
1859 2008-07-30 Richard Guenther <rguenther@suse.de>
1861 PR tree-optimization/36967
1862 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
1863 Release defs of statements we remove.
1865 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
1867 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
1868 instead of NULL_RTVEC.
1870 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
1874 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
1877 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
1879 * final.c (call_from_call_insn): New.
1880 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
1882 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
1884 * configure.ac: Substitute ADA_CFLAGS.
1885 * configure: Regenerate.
1886 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
1887 * Makefile.in: Remove mention of X_* variables.
1888 * config/pa/x-ada-hpux10: Remove.
1889 * config/pa/x-ada: Remove.
1891 * doc/fragments.texi: Update.
1893 2008-07-30 Olivier Hainque <hainque@adacore.com>
1895 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
1896 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
1897 __dso_handle explicitly here.
1899 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1902 * c-typeck.c (build_binary_op): Encapsulate code into...
1903 * c-common.c (shorten_binary_op): ...this new function.
1904 (conversion_warning): Use the new function. Handle non-negative
1905 constant in bitwise-and.
1906 * c-common.h (shorten_binary_op): Declare.
1908 2008-07-30 Olivier Hainque <hainque@adacore.com>
1910 * scan.c (make_sstring_space): Add explicit conversions of
1911 allocator's return value.
1912 * fix-header.c (recognized_function): Likewise.
1914 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1916 * doc/cpp.texi: Update to GFDL 1.2.
1917 * doc/gcc.texi: Do not list GPL as Invariant Section.
1918 * doc/gccint.texi: Likewise. Update copyright years.
1919 * doc/install.texi: Update copyright years.
1921 2008-07-30 Alan Modra <amodra@bigpond.net.au>
1924 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
1925 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
1927 2008-07-29 Jan Hubicka <jh@suse.cz>
1929 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
1930 (grokdeclarator): Likewise.
1931 * langhooks.c (lhd_warn_unused_global_decl): Use
1932 DECL_DECLARED_INLINE_P.
1933 * print-tree.c (print_node): Remove DECL_INLINE check.
1935 2008-07-29 Richard Guenther <rguenther@suse.de>
1937 PR tree-optimization/36945
1938 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
1939 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
1940 Record invariant addresses un-decomposed.
1941 (copy_reference_ops_from_call): Record reference call
1942 arguments properly. Simplify.
1943 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
1944 helper split out from ...
1945 (create_component_ref_by_pieces): ... here. Simplify.
1946 Prepare for recursive invocation for call arguments.
1947 (create_expression_by_pieces): Adjust call to
1948 create_component_ref_by_pieces.
1949 (compute_avail): Process operand 2 of reference ops.
1951 2008-07-29 Richard Guenther <rguenther@suse.de>
1953 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
1955 2008-07-29 Jakub Jelinek <jakub@redhat.com>
1957 * c-format.c (check_format_types): Revert unwanted checkin.
1959 2008-07-29 Jan Hubicka <jh@suse.cz>
1961 * flags.h (flag_really_no_inline): Remove.
1962 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
1963 * toplev.c (flag_really_no_inline): Remove.
1964 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
1965 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
1966 (cgraph_decide_inlining_incrementally): Likewise.
1967 (compute_inline_parameters): Likewise.
1968 * opts.c (decode_options): Simplify.
1969 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
1970 * common.opt (finline): Initialize to 1.
1971 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
1973 2008-07-29 Jan Hubicka <jh@suse.cz>
1975 * predict.c (always_optimize_for_size_p): New function.
1976 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
1977 optimize_edge_for_size_p, optimize_edge_for_speed_p,
1978 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
1980 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
1981 * function.c (prepare_function_start): Set default profile.
1982 * function.h (rtl_data): Add maybe_hot_insn_p.
1983 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
1984 (construct_exit_block): Likewise.
1985 (tree_expand_cfg): Likewise.
1987 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
1988 optimize_edge_for_size_p, optimize_edge_for_speed_p,
1989 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1990 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
1993 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1996 * c-decl.c (merge_decls): Merge USED flags.
1998 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
2000 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
2001 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
2002 next_stack, lab_false and lab_over trees.
2004 2008-07-28 Richard Guenther <rguenther@suse.de>
2006 PR tree-optimization/36957
2007 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
2008 (useless_type_conversion_p): Remove.
2009 (types_compatible_p): Remove.
2010 * gimple.h (tree_ssa_useless_type_conversion): Declare.
2011 (useless_type_conversion_p): Declare.
2012 (types_compatible_p): Declare.
2013 (gimple_expr_type): Return the base type only if it is
2014 trivially convertible to the subtype.
2016 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
2018 * configure.ac: Use the m4_do macro to concatenate the warnings into
2019 one string in ACX_PROG_CC_WARNING_OPTS,
2020 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
2021 * configure: Regenerate.
2023 2008-07-28 Richard Guenther <rguenther@suse.de>
2025 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
2026 (insert_fake_stores): Remove.
2027 (realify_fake_stores): Likewise.
2028 (execute_pre): Remove dead code.
2029 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
2030 (find_func_aliases): Deal with it here instead.
2031 Re-enable gcc_unreachable call.
2033 2008-07-28 Richard Guenther <rguenther@suse.de>
2035 Merge from gimple-tuples-branch.
2037 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
2038 * gimple.def: New file.
2039 * gsstruct.def: Likewise.
2040 * gimple-iterator.c: Likewise.
2041 * gimple-pretty-print.c: Likewise.
2042 * tree-gimple.c: Removed. Merged into ...
2043 * gimple.c: ... here. New file.
2044 * tree-gimple.h: Removed. Merged into ...
2045 * gimple.h: ... here. New file.
2047 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
2048 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
2049 --enable-checking=gimple flag.
2050 * config.in: Likewise.
2051 * configure: Regenerated.
2053 * tree-ssa-operands.h: Tuplified.
2054 * tree-vrp.c: Likewise.
2055 * tree-loop-linear.c: Likewise.
2056 * tree-into-ssa.c: Likewise.
2057 * tree-ssa-loop-im.c: Likewise.
2058 * tree-dump.c: Likewise.
2059 * tree-complex.c: Likewise.
2060 * cgraphbuild.c: Likewise.
2061 * tree-ssa-threadupdate.c: Likewise.
2062 * tree-ssa-loop-niter.c: Likewise.
2063 * tree-pretty-print.c: Likewise.
2064 * tracer.c: Likewise.
2065 * gengtype.c: Likewise.
2066 * tree-loop-distribution.c: Likewise.
2067 * tree-ssa-loop-unswitch.c: Likewise.
2068 * cgraph.c: Likewise.
2069 * cgraph.h: Likewise.
2070 * tree-ssa-loop-manip.c: Likewise.
2071 * value-prof.c: Likewise.
2072 * tree-ssa-loop-ch.c: Likewise.
2073 * tree-tailcall.c: Likewise.
2074 * value-prof.h: Likewise.
2077 * tree-pass.h: Likewise.
2078 * ipa-cp.c: Likewise.
2079 * tree-scalar-evolution.c: Likewise.
2080 * tree-scalar-evolution.h: Likewise.
2081 * target.h: Likewise.
2082 * lambda-mat.c: Likewise.
2083 * tree-phinodes.c: Likewise.
2084 * diagnostic.h: Likewise.
2085 * builtins.c: Likewise.
2086 * tree-ssa-alias-warnings.c: Likewise.
2087 * cfghooks.c: Likewise.
2088 * fold-const.c: Likewise.
2089 * cfghooks.h: Likewise.
2090 * omp-low.c: Likewise.
2091 * tree-ssa-dse.c: Likewise.
2092 * ipa-reference.c: Likewise.
2093 * tree-ssa-uncprop.c: Likewise.
2094 * toplev.c: Likewise.
2095 * tree-gimple.c: Likewise.
2096 * tree-gimple.h: Likewise.
2097 * tree-chrec.c: Likewise.
2098 * tree-chrec.h: Likewise.
2099 * tree-ssa-sccvn.c: Likewise.
2100 * tree-ssa-sccvn.h: Likewise.
2101 * cgraphunit.c: Likewise.
2102 * tree-ssa-copyrename.c: Likewise.
2103 * tree-ssa-ccp.c: Likewise.
2104 * tree-ssa-loop-ivopts.c: Likewise.
2105 * tree-nomudflap.c: Likewise.
2106 * tree-call-cdce.c: Likewise.
2107 * ipa-pure-const.c: Likewise.
2108 * c-format.c: Likewise.
2109 * tree-stdarg.c: Likewise.
2110 * tree-ssa-math-opts.c: Likewise.
2111 * tree-ssa-dom.c: Likewise.
2112 * tree-nrv.c: Likewise.
2113 * tree-ssa-propagate.c: Likewise.
2114 * ipa-utils.c: Likewise.
2115 * tree-ssa-propagate.h: Likewise.
2116 * tree-ssa-alias.c: Likewise.
2117 * gimple-low.c: Likewise.
2118 * tree-ssa-sink.c: Likewise.
2119 * ipa-inline.c: Likewise.
2120 * c-semantics.c: Likewise.
2121 * dwarf2out.c: Likewise.
2123 * tree-ssa-loop-ivcanon.c: Likewise.
2124 * predict.c: Likewise.
2125 * tree-ssa-loop.c: Likewise.
2126 * tree-parloops.c: Likewise.
2127 * tree-ssa-address.c: Likewise.
2128 * tree-ssa-ifcombine.c: Likewise.
2129 * matrix-reorg.c: Likewise.
2130 * c-decl.c: Likewise.
2131 * tree-eh.c: Likewise.
2132 * c-pretty-print.c: Likewise.
2133 * lambda-trans.c: Likewise.
2134 * function.c: Likewise.
2135 * langhooks.c: Likewise.
2136 * ebitmap.h: Likewise.
2137 * tree-vectorizer.c: Likewise.
2138 * function.h: Likewise.
2139 * langhooks.h: Likewise.
2140 * tree-vectorizer.h: Likewise.
2141 * ipa-type-escape.c: Likewise.
2142 * ipa-type-escape.h: Likewise.
2143 * domwalk.c: Likewise.
2144 * tree-if-conv.c: Likewise.
2145 * profile.c: Likewise.
2146 * domwalk.h: Likewise.
2147 * tree-data-ref.c: Likewise.
2148 * tree-data-ref.h: Likewise.
2149 * tree-flow-inline.h: Likewise.
2150 * tree-affine.c: Likewise.
2151 * tree-vect-analyze.c: Likewise.
2152 * c-typeck.c: Likewise.
2153 * gimplify.c: Likewise.
2154 * coretypes.h: Likewise.
2155 * tree-ssa-phiopt.c: Likewise.
2156 * calls.c: Likewise.
2157 * tree-ssa-coalesce.c: Likewise.
2158 * tree.def: Likewise.
2159 * tree-dfa.c: Likewise.
2160 * except.c: Likewise.
2161 * except.h: Likewise.
2162 * cfgexpand.c: Likewise.
2163 * tree-cfgcleanup.c: Likewise.
2164 * tree-ssa-pre.c: Likewise.
2165 * tree-ssa-live.c: Likewise.
2166 * tree-sra.c: Likewise.
2167 * tree-ssa-live.h: Likewise.
2168 * tree-predcom.c: Likewise.
2169 * lambda.h: Likewise.
2170 * tree-mudflap.c: Likewise.
2171 * ipa-prop.c: Likewise.
2172 * print-tree.c: Likewise.
2173 * tree-ssa-copy.c: Likewise.
2174 * ipa-prop.h: Likewise.
2175 * tree-ssa-forwprop.c: Likewise.
2176 * ggc-page.c: Likewise.
2177 * c-omp.c: Likewise.
2178 * tree-ssa-dce.c: Likewise.
2179 * tree-vect-patterns.c: Likewise.
2180 * tree-ssa-ter.c: Likewise.
2181 * tree-nested.c: Likewise.
2182 * tree-ssa.c: Likewise.
2183 * lambda-code.c: Likewise.
2184 * tree-ssa-loop-prefetch.c: Likewise.
2185 * tree-inline.c: Likewise.
2186 * tree-inline.h: Likewise.
2187 * tree-iterator.c: Likewise.
2188 * tree-optimize.c: Likewise.
2189 * tree-ssa-phiprop.c: Likewise.
2190 * tree-vect-transform.c: Likewise.
2191 * tree-object-size.c: Likewise.
2192 * tree-outof-ssa.c: Likewise.
2193 * cfgloop.c: Likewise.
2194 * system.h: Likewise.
2195 * tree-profile.c: Likewise.
2196 * cfgloop.h: Likewise.
2197 * c-gimplify.c: Likewise.
2198 * c-common.c: Likewise.
2199 * tree-vect-generic.c: Likewise.
2200 * tree-flow.h: Likewise.
2201 * c-common.h: Likewise.
2202 * basic-block.h: Likewise.
2203 * tree-ssa-structalias.c: Likewise.
2204 * tree-switch-conversion.c: Likewise.
2205 * tree-ssa-structalias.h: Likewise.
2206 * tree-cfg.c: Likewise.
2207 * passes.c: Likewise.
2208 * ipa-struct-reorg.c: Likewise.
2209 * ipa-struct-reorg.h: Likewise.
2210 * tree-ssa-reassoc.c: Likewise.
2211 * cfgrtl.c: Likewise.
2212 * varpool.c: Likewise.
2214 * tree-ssanames.c: Likewise.
2215 * tree-ssa-threadedge.c: Likewise.
2216 * langhooks-def.h: Likewise.
2217 * tree-ssa-operands.c: Likewise.
2218 * config/alpha/alpha.c: Likewise.
2219 * config/frv/frv.c: Likewise.
2220 * config/s390/s390.c: Likewise.
2221 * config/m32c/m32c.c: Likewise.
2222 * config/m32c/m32c-protos.h: Likewise.
2223 * config/spu/spu.c: Likewise.
2224 * config/sparc/sparc.c: Likewise.
2225 * config/i386/i386.c: Likewise.
2226 * config/sh/sh.c: Likewise.
2227 * config/xtensa/xtensa.c: Likewise.
2228 * config/stormy16/stormy16.c: Likewise.
2229 * config/ia64/ia64.c: Likewise.
2230 * config/rs6000/rs6000.c: Likewise.
2231 * config/pa/pa.c: Likewise.
2232 * config/mips/mips.c: Likewise.
2234 2008-07-28 Simon Baldwin <simonb@google.com>
2236 * c-pragma.c (handle_pragma_message): New function.
2237 (init_pragma): Register handle_pragma_message.
2238 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
2241 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
2243 PR tree-optimization/35252
2244 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
2245 REALPART_EXPR to be considered as same load operation.
2247 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
2249 PR tree-optimization/36830
2250 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
2251 (expressions_equal_p): Return false if only one operand is null.
2253 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
2255 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
2256 version requirements.
2258 2008-07-26 Olivier Hainque <hainque@adacore.com>
2260 * collect2.c (symkind): New enum. Symbol kinds we care about.
2261 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
2262 code and head comment accordingly.
2263 (scan_prog_file): Use symkind names instead of bare integers.
2265 2008-07-25 Jan Hubicka <jh@suse.cz>
2267 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
2269 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
2270 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
2271 * dojump.c (clear_pending_stack_adjust): Likewise.
2272 * print-tree.c (print_node): Ignore DECL_INLINE.
2273 * tree-inline.c (inlinable_function_p): Likewise.
2275 2008-07-25 Michael Meissner <gnu@the-meissners.org>
2277 * doc/extend.texi (hot attribute): Document that the hot attribute
2278 turns on -O3 for some ports.
2279 (cold attribute): Document that the cold attribute turns on -Os
2282 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
2283 reflect function specific option support.
2285 * target.h (struct target_option_hooks): Add fields to say whether
2286 the cold attribute implies -Os and the hot attribute implies -O3.
2288 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
2289 By default, do not turn on -Os for cold functions.
2290 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
2291 not turn on -O3 for hot functions.
2293 * c-common.c (handle_hot_attribute): Use target hook to determine
2294 if hot functions should enable -O3.
2295 (handle_cold_attribute): Use target hook to determine if cold
2296 functions should enable -Os.
2298 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
2299 (override_options): Move disable scheduling to
2300 optimization_options.
2301 (optimization_options): Disable scheduling here, not
2303 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2304 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2306 * config/ia64/ia64.c (ia64_override_options): Move setting
2307 scheduling flags to ia64_optimization_options.
2308 (ia64_optimization_options): Disable scheduling options here, and
2309 not in ia64_override_options.
2310 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2311 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2313 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
2316 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
2318 2008-07-25 Martin Jambor <mjambor@suse.cz>
2320 PR tree-optimization/36926
2321 * ipa-prop.c (ipa_analyze_call_uses): Call
2322 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
2324 2008-07-25 Joseph Myers <joseph@codesourcery.com>
2326 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
2327 movv2si_internal): Add mem = reg alternative.
2329 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
2332 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
2333 DEFAULT_PCC_STRUCT_RETURN to 127.
2335 2008-07-24 Jan Hubicka <jh@suse.cz>
2337 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
2338 (build_cgraph_edges): Likewise.
2339 * cgraph.c (cgraph_node): Do not update assembler hash.
2340 (cgraph_remove_node): Drop non-unit-at-a-time code.
2341 * tree-pass.h (pass_O0_always_inline): Remove.
2342 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
2343 * toplev.c (process_options): Flag unit-at-a-time does not imply
2345 * cgraphunit.c: Update comments.
2346 (decide_is_function_needed): Drop non-unit-at-a-time mode.
2347 (cgraph_assemble_pending_functions): Remove.
2348 (cgraph_reset_node): Drop non-unit-at-a-time code.
2349 (cgraph_finalize_function): Likewise.
2350 (cgraph_analyze_function): Likewise.
2351 (cgraph_finalize_compilation_unit): Likewise.
2352 (cgraph_expand_function): Likewise.
2353 (cgraph_optimize): Likesise.
2354 (save_inline_function_body): Likewise.
2355 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
2356 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
2357 * ipa-inline.c: Update comments.
2358 (enum inlining_mode): remove INLINE_SPEED.
2359 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
2360 (cgraph_mark_inline_edge): Likewise.
2361 (try_inline): Likewise.
2362 (cgraph_decide_inlining_incrementally): Likewise.
2363 (cgraph_gate_inlining): Remove.
2364 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
2365 (cgraph_gate_early_inlining): Likewise.
2366 (gate_inline_passes): Remove.
2367 (pass_inline_parameters, pass_ipa_inline): Remove gates.
2368 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2369 pass_O0_always_inline): Remove.
2370 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
2371 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
2372 * opts.c (no_unit_at_a_time_default): Remove.
2373 (decode_options): Remove flag_unit_at_a_time reset and warning.
2374 * opts.h (no_unit_at_a_time_default): Remove.
2375 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
2376 early in GNU dialect.
2377 (merge_decls): Update comment; drop unit-at-a-time check.
2378 (finish_decl): Likewise.
2379 (grok_declaration): Remove flag_inline_trees code.
2380 (finish_functions): Return on function returning non-void on all
2382 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
2383 * cfgexpand.c (expand_one_static_var): Remove.
2384 (expand_one_var): Remove expand_one_static_var call.
2385 (expand_used_vars_for_block): Remove flag_unit_a_time check.
2386 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
2387 and flag_unit_at_a-time compatibility checks.
2388 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
2389 * tree-inline.c (flag_inline_trees): Remove.
2390 (inlinable_function_p): Don't check it.
2391 (expand_call_inline): Remove non-unit-at-a-time code.
2392 * tree-inline.h (flag_inline_trees): Remove.
2393 * tree-optimize.c (execute_early_local_optimizations): Remove
2394 unit-at-a-time checks.
2395 (tree_rest_of_compilation): Likewise.
2396 * combine.c (setup_incoming_promotions): Likewise.
2397 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
2398 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
2399 * passes.c (pass_inline_parameters): Update comments; remove
2400 O0_alwaysinline pass.
2401 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
2402 (execute_one_pass): Likewise.
2403 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
2404 (ix86_function_sseregparm): Likewise.
2405 * arm.c (arm_function_in_section_p): Likewise.
2406 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
2407 * varpool.c: Update comments.
2408 (decide_is_variable_needed): Remove unit-at-a-time checks.
2409 (varpool_finalize_decl): Likewise.
2411 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
2413 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
2415 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
2417 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
2419 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
2420 imp symbol extension.
2422 2008-07-23 Ian Lance Taylor <iant@google.com>
2424 * tree-vrp.c (infer_value_range): Ignore asm statements when
2425 looking for memory accesses for -fdelete-null-pointer-checks.
2427 2008-07-24 Ben Elliston <bje@au.ibm.com>
2429 * config/spu/spu-c.c (__vector_keyword): New variable.
2430 (vector_keyword): Likewise.
2431 (spu_categorize_keyword): New function.
2432 (spu_macro_to_expand): Likewise.
2433 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
2434 compiling an ISO C dialect.
2436 2008-07-24 Ben Elliston <bje@au.ibm.com>
2438 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
2441 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2443 * configure: Regenerate.
2444 * configure.ac: Require texinfo 4.7.
2445 * doc/install.texi: Document texinfo 4.7 requirement.
2447 2008-07-23 Martin Jambor <mjambor@suse.cz>
2449 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
2450 rather than for DECL_SAVED_TREE.
2451 * ipa-prop.c: Include diagnostic.h.
2452 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
2454 (ipa_detect_param_modifications): Function rewritten from scratch.
2455 (ipa_compute_jump_functions): Changed accesses to modification flags.
2456 (ipa_free_node_params_substructures): Update flags destruction.
2457 (ipa_node_duplication_hook): Update flags duplication.
2458 (ipa_print_all_params_modified): Updated flag access.
2459 * ipa-prop.h (struct ipa_param_flags): New structure.
2460 (struct ipa_node_params): New field modification_analysis_done,
2461 modified_flags changed into param_flags.
2462 (ipa_is_ith_param_modified): Changed to use new flags.
2463 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
2465 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
2466 ipa-cp.c and split into two functions.
2467 (ipa_print_node_jump_functions): New function.
2468 (compute_scalar_jump_functions): New function.
2469 (type_like_member_ptr_p): New function.
2470 (compute_pass_through_member_ptrs): New function.
2471 (fill_member_ptr_cst_jump_function): New function.
2472 (determine_cst_member_ptr): New function.
2473 (compute_cst_member_ptr_arguments): New function.
2474 (ipa_compute_jump_functions): Complete rewrite.
2475 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
2476 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
2477 (struct ipa_member_ptr_cst): New structure.
2478 (union jump_func_value): New field member_cst.
2479 * ipa-cp.c (ipcp_lat_is_insertable): New function.
2480 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
2481 jump function types.
2482 (ipcp_print_all_lattices): Slight fprintf rearrangement.
2483 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
2484 instead of ipcp_print_all_jump_functions.
2485 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
2486 only for replacable scalars.
2488 * doc/invoke.texi (Optimize options): Add description of
2489 -findirect-inlining.
2490 * common.opt (flag_indirect_inlining): New flag.
2491 * opts.c (decode_options): Set flag_indirect_inlining when
2494 * ipa-inline.c: Include ipa-prop.h.
2495 (inline_indirect_intraprocedural_analysis): New function.
2496 (inline_generate_summary): Allocate parameter and argument info
2497 structures, call inline_indirect_intraprocedural_analysis on each
2498 node when doing indirect inlining and deallocate indirect inlining
2499 data structures in the end.
2500 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
2501 (free_all_ipa_structures_after_iinln): New function.
2502 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
2504 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
2506 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
2507 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
2508 of computing the frequency separately.
2509 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
2510 of computing the frequency separately.
2511 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
2512 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
2513 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
2514 (ipa_get_stmt_member_ptr_load_param): New function.
2515 (ipa_is_ssa_with_stmt_def): New function.
2516 (ipa_note_param_call): New function.
2517 (ipa_analyze_call_uses): New function.
2518 (ipa_analyze_stmt_uses): New function.
2519 (ipa_analyze_params_uses): New function.
2520 (ipa_free_node_params_substructures): Also free the param_calls linked
2522 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
2523 (ipa_print_node_param_flags): New function.
2524 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
2525 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
2526 * ipa-prop.h (struct ipa_param_flags): New field called.
2527 (struct ipa_param_call_note): New structure.
2528 (struct ipa_node_params): New fields param_calls and
2530 (ipa_is_ith_param_called): New function.
2531 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2532 ipa_analyze_params_uses and dump parameter flags.
2534 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
2535 ipa_propagate_indirect_call_infos if performing indirect inlining,
2536 pass a new parameter new_edges to it.
2537 (add_new_edges_to_heap): New fucntion.
2538 (cgraph_decide_inlining_of_small_functions): New vector
2539 new_indirect_edges for newly found indirect edges , call
2540 ipa_propagate_indirect_call_infos after inlining.
2541 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
2542 inlining if performing indirect inlining. Call
2543 free_all_ipa_structures_after_iinln when doing so too.
2544 (inline_generate_summary): Do not call
2545 free_all_ipa_structures_after_iinln here.
2546 * ipa-prop.c (update_jump_functions_after_inlining): New function.
2547 (print_edge_addition_message): New function.
2548 (update_call_notes_after_inlining): New function.
2549 (propagate_info_to_inlined_callees): New function.
2550 (ipa_propagate_indirect_call_infos): New function.
2551 * ipa-prop.h: Include cgraph.h
2552 (struct ipa_param_call_note): Fields reordered, new field processed.
2553 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
2555 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
2556 rediscovered call statements.
2557 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
2558 (dump_cgraph_node): Dump also the indirect_call flag.
2559 (cgraph_clone_edge): Copy also the indirect_call flag.
2560 * tree-inline.c (copy_bb): Do not check for fndecls from call
2561 expressions, check for edge availability when moving clones.
2562 (get_indirect_callee_fndecl): New function.
2563 (expand_call_inline): If callee declaration is not apprent from
2564 the statement, try calling get_indirect_callee_fndecl. Do not
2565 issue warnings or call sorry when not inlinings an indirect edge.
2566 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
2568 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
2569 bit more frandly to matching.
2570 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
2571 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
2572 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
2574 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2577 * opth-gen.awk: Suppress function specific features when building
2579 * optc-gen.awk: Ditto.
2581 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2584 * diagnostic.c (pedwarn): Add opt parameter.
2586 * c-tree.h (pedwarn_init): Add opt parameter.
2587 (pedwarn_c90): Likewise.
2588 (pedwarn_c99): Likewise.
2589 * c-errors.c (pedwarn_c99): Likewise.
2590 (pedwarn_c90): Likewise.
2591 * toplev.h (pedwarn): Update declaration.
2592 (pedwarn0): Declare.
2593 * c-lex.c: All calls to pedwarn changed.
2594 * builtins.c: All calls to pedwarn changed.
2595 * toplev.c: All calls to pedwarn changed.
2596 * c-decl.c: All calls to pedwarn changed.
2597 * c-typeck.c: All calls to pedwarn changed.
2598 * c-common.c: All calls to pedwarn changed.
2599 * c-parser.c: All calls to pedwarn changed.
2601 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2602 Karthik Kumar <karthikkumar@gmail.com>
2604 * attribs.c (file scope): Include c-common.h.
2605 (decl_attributes): Add support for #pragma GCC optimize and
2608 * targhooks.c (default_can_inline_p): New function that is the
2609 default for the TARGET_CAN_INLINE_P target hook.
2611 * targhooks.h (default_can_inline_p): Add declaration.
2613 * tree.c (cl_optimization_node): New static tree for building
2614 OPTIMIZATION_NODE tree.
2615 (cl_target_option_node): New static tree for building
2616 TARGET_OPTION_NODE tree.
2617 (cl_option_hash_table): New hash table for hashing
2618 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2619 (cl_option_hash_hash): New function to provide the hash value for
2620 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2621 (cl_option_hash_eq): New function to provide an equality test for
2622 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2623 (tree_code_size): Add support for OPTIMIZATION_NODE and
2624 TARGET_OPTION_NODE trees.
2625 (tree_code_structure): Add support for OPTIMIZATION_NODE and
2626 TARGET_OPTION_NODE trees.
2627 (build_optimization_node): Build a tree that has all of the
2628 current optimization options.
2629 (build_target_option_node): Build a tree that has the target
2630 options that might be changed on a per function basis.
2632 * tree.h (file scope): Include options.h.
2633 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
2634 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
2635 (TREE_OPTIMIZATION): Ditto.
2636 (TREE_TARGET_SPECIFIC): Ditto.
2637 (struct tree_function_decl): Add fields for remembering the
2638 current optimization options and target specific options.
2639 (struct tree_optimization_option): New tree variant that remembers
2640 the optimization options.
2641 (struct tree_target_option): New tree variant that remembers the
2642 target specific flags that might change for compiling a particular
2644 (union tree_node): Include tree_optimization_option and
2645 tree_target_option fields.
2646 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
2647 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
2648 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
2649 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
2650 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
2651 optimization and target options.
2652 (optimization_default_node): New macro to refer to global_trees
2654 (optimization_current_node): Ditto.
2655 (optimization_cold_node): Ditto.
2656 (optimization_hot_node): Ditto.
2657 (target_option_default_node): Ditto.
2658 (target_option_current_node): Ditto.
2659 (current_option_pragma): Ditto.
2660 (current_optimize_pragma): Ditto.
2662 * target.h (struct gcc_target): Add valid_option_attribute_p,
2663 target_option_save, target_option_restore, target_option_print,
2664 target_option_pragma_parse, and can_inline_p hooks.
2666 * toplev.h (parse_optimize_options): Add declaration.
2667 (fast_math_flags_struct_set_p): Ditto.
2669 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
2670 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
2673 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
2674 tree_can_inline_p hook to see if one function can inline another.
2675 (cgraph_decide_inlining): Ditto.
2676 (cgraph_decide_inlining_incrementally): Ditto.
2678 * opts.c (decode_options): Add support for running multiple times
2679 to allow functions with different target or optimization options
2680 than was specified on the command line.
2681 (fast_math_flags_struct_set_p): New function that is similar to
2682 fast_math_flags_set_p, except it uses the values in the
2683 cl_optimization structure instead of global variables.
2685 * optc-gen.awk: Add support for TargetSave to allow a back end to
2686 declare new fields that need to be saved when using function
2687 specific options. Include flags.h and target.h in the options.c
2688 source. Add support for Save to indicate which options can be set
2689 for individual functions. Generate cl_optimize_save,
2690 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
2691 cl_target_option_restore, cl_target_option_print functions to
2692 allow functions to use different optimization or target options.
2694 * opt-functions.awk (var_type_struct): Return the type used for
2695 storing the field in a structure.
2697 * opth-gen.awk: Add support for TargetSave to allow a back end to
2698 declare new fields that need to be saved when using function
2699 specific options. Add support for Save to indicate which options
2700 can be set for individual functions. Only generate one extern for
2701 Mask fields. Generate cl_optimization and cl_target_option
2702 structures to remember optimization and target options.
2704 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
2705 collecting new tree nodes.
2706 (TS_TARGET_OPTION): Ditto.
2708 * c-decl.c (merge_decls): Merge function specific target and
2709 optimization options.
2711 * function.c (invoke_set_current_function_hook): If the function
2712 uses different optimization options, change the global variables
2715 * coretypes.h (struct cl_optimization): Add forward reference.
2716 (struct cl_target_option): Ditto.
2718 * c-pragma.c (option_stack): New static vector to remember the
2719 current #pragma GCC option stack.
2720 (handle_pragma_option): New function to support #pragma GCC option
2721 to change target options.
2722 (optimize_stack): New static vector to remember the current
2723 #pragma GCC optimize stack.
2724 (handle_pragma_optimize): New function to support #pragma GCC
2725 optimize to change optimization options.
2726 (init_pragma): Add support for #pragma GCC optimize and #pragma
2729 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
2730 optimization options.
2731 (TARGET_OPTION_NODE): New tree code for remembering certain target
2734 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
2735 TARGET_OPTION_NODE trees.
2737 * common.opt (-O): Add Optimization flag.
2739 (-fmath-errno): Ditto.
2740 (-falign-functions): Add UInteger flag to make sure flag gets full
2741 int in cl_optimization structure.
2742 (-falign-jumps): Ditto.
2743 (-falign-labels): Ditto.
2744 (-falign-loops): Ditto.
2745 (-fsched-stalled-insns): Ditto.
2746 (-fsched-stalled-insns-dep): Ditto.
2748 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
2750 (TARGET_OPTION_SAVE): Ditto.
2751 (TARGET_OPTION_RESTORE): Ditto.
2752 (TARGET_OPTION_PRINT): Ditto.
2753 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
2754 (TARGET_CAN_INLINE_P): Ditto.
2755 (TARGET_INITIALIZER): Add new hooks.
2757 * tree-inline.c (tree_can_inline_p): New function to determine
2758 whether one function can inline another. Check if the functions
2759 use compatible optimization options, and also call the backend
2762 * tree-inline.h (tree_can_inline_p): Add declaration.
2764 * c-common.c (c_common_attribute): Add support for option and
2765 optimize attributes.
2766 (handle_option_attribute): Add support for the option attribute to
2767 allow the user to specify different target options for compiling a
2769 (handle_optimize_attribute): Add support for the optimize
2770 attribute to allow the user to specify different optimization
2771 options for compiling a specific function.
2772 (handle_hot_attribute): Turn on -O3 optimization for this one
2773 function if it isn't the default optimization level.
2774 (handle_cold_attribute): Turn on -Os optimization for this one
2775 function if it insn't the default optimization.
2776 (const_char_p): New const char * typedef.
2777 (optimize_args): New static vector to remember the optimization
2779 (parse_optimize_options): New function to set up the optimization
2780 arguments from either the optimize attribute or #pragma GCC optimize.
2782 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
2783 (builtin_define_std): Ditto.
2785 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
2786 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
2787 (x86_64-*-*): Ditto.
2789 * Makefile.in (TREE_H): Add options.h.
2790 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
2792 * doc/extend.texi (option attribute): Document new attribute.
2793 (optimize attribute): Ditto.
2794 (hot attribute): Document hot attribute sets -O3.
2795 (cold attribute): Document cold attribute sets -Os.
2796 (#pragma GCC option): Document new pragma.
2797 (#pragma GCC optimize): Ditto.
2799 * doc/options.texi (TargetSave): Document TargetSave syntax.
2800 (UInteger): Document UInteger must be used for certain flags.
2801 (Save): Document Save option to create target specific options
2802 that can be saved/restored on a function specific context.
2804 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
2805 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
2807 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
2808 (TARGET_OPTION_SAVE): Ditto.
2809 (TARGET_OPTION_RESTORE): Ditto.
2810 (TARGET_OPTION_PRINT): Ditto.
2811 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
2812 (TARGET_CAN_INLINE_P): Ditto.
2814 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
2816 (-mfpmath=both): Ditto.
2818 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2819 Karthik Kumar <karthikkumar@gmail.com>
2821 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
2822 (TARGET_POPCNT): Ditto.
2823 (TARGET_SAHF): Ditto.
2824 (TARGET_AES): Ditto.
2825 (TARGET_PCLMUL): Ditto.
2826 (TARGET_CMPXCHG16B): Ditto.
2827 (TARGET_RECIP): Move switch into target_flags.
2828 (TARGET_FUSED_MADD): Ditto.
2829 (ix86_arch_features): Make an unsigned char type.
2830 (ix86_tune_features): Ditto.
2831 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
2832 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
2833 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
2835 * config/i386/i386.opt (arch): New TargetSave field to define
2836 fields that need to be saved for function specific option support.
2839 (branch_cost): Ditto.
2840 (ix86_isa_flags_explicit): Ditto.
2841 (tune_defaulted): Ditto.
2842 (arch_specified): Ditto.
2843 (-m128-long-double): Add Save flag to save option for target
2844 specific option support.
2846 (-maccumulate-outgoing-args): Ditto.
2847 (-malign-double): Ditto.
2848 (-malign-stringops): Ditto.
2849 (-mfancy-math-387): Ditto.
2850 (-mhard-float): Ditto.
2852 (-minline-all-stringops): Ditto.
2853 (-minline-stringops-dynamically): Ditto.
2854 (-mms-bitfields): Ditto.
2855 (-mno-align-stringops): Ditto.
2856 (-mno-fancy-math-387): Ditto.
2857 (-mno-push-args): Ditto.
2858 (-mno-red-zone): Ditto.
2859 (-mpush-args): Ditto.
2860 (-mred-zone): Ditto.
2862 (-msseregparm): Ditto.
2863 (-mstack-arg-probe): Ditto.
2878 (-mrecip): Move flag into target_flags.
2880 (-mno-fused-madd): Ditto.
2881 (-mfused-madd): Ditto.
2882 (-mabm): Move flag into ix86_isa_flags.
2889 * config/i386/i386-c.c: New file for #pragma support.
2890 (ix86_target_macros_internal): New function to #define or #undef
2891 target macros based when the user uses the #pragma GCC option to
2892 change target options.
2893 (ix86_pragma_option_parse): New function to add #pragma GCC option
2895 (ix86_target_macros): Move defining the target macros here from
2896 TARGET_CPU_CPP_BUILTINS in i386.h.
2897 (ix86_register_pragmas): Register the #pragma GCC option hook. If
2898 defined, initialize any subtarget #pragmas.
2900 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
2901 REGISTER_TARGET_PRAGMAS.
2903 * config/i386/t-i386: New file for x86 dependencies.
2904 (i386.o): Make dependencies mirror the include files used.
2905 (i386-c.o): New file, add dependencies.
2907 * config/i386/i386-protos.h (override_options): Add bool argument.
2908 (ix86_valid_option_attribute_tree): Add declaration.
2909 (ix86_target_macros): Ditto.
2910 (ix86_register_macros): Ditto.
2912 * config/i386/i386.c (ix86_tune_features): Move initialization of
2913 the target masks to initial_ix86_tune_features to allow functions
2914 to have different target options. Make type unsigned char,
2915 instead of unsigned int.
2916 (initial_ix86_tune_features): New static vector to hold processor
2917 masks for the tune variables.
2918 (ix86_arch_features): Move initialization of the target masks to
2919 initial_ix86_arch_features to allow functions to have different
2920 target options. Make type unsigned char, instead of unsigned int.
2921 (initial_ix86_arch_features): New static vector to hold processor
2922 masks for the arch variables.
2923 (enum ix86_function_specific_strings): New enum to describe the
2924 string options used for attribute((option(...))).
2925 (ix86_target_string): New function to return a string that
2926 describes the target options.
2927 (ix86_debug_options): New function to print the current options in
2929 (ix86_function_specific_save): New function hook to save the
2930 function specific global variables in the cl_target_option structure.
2931 (ix86_function_specific_restore): New function hook to restore the
2932 function specific variables from the cl_target_option structure to
2933 the global variables.
2934 (ix86_function_specific_print): New function hook to print the
2935 target specific options in the cl_target_option structure.
2936 (ix86_valid_option_attribute_p): New function hook to validate
2937 attribute((option(...))) arguments.
2938 (ix86_valid_option_attribute_tree): New function that is common
2939 code between attribute((option(...))) and #pragma GCC option
2940 support that parses the options and returns a tree holding the options.
2941 (ix86_valid_option_attribute_inner_p): New helper function for
2942 ix86_valid_option_attribute_tree.
2943 (ix86_can_inline_p): New function hook to decide if one function
2944 can inline another on a target specific basis.
2945 (ix86_set_current_function); New function hook to switch target
2946 options if the user used attribute((option(...))) or #pragma GCC
2948 (ix86_tune_defaulted): Move to static file scope from
2950 (ix86_arch_specified): Ditto.
2951 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
2953 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
2954 (OPTION_MASK_ISA_ABM_SET): Ditto.
2955 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
2956 (OPTION_MASK_ISA_CX16_SET): Ditto.
2957 (OPTION_MASK_ISA_SAHF_SET): Ditto.
2958 (OPTION_MASK_ISA_AES_UNSET): Ditto.
2959 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
2960 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
2961 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
2962 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
2963 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
2964 (struct ptt): Move to static file scope from override_options.
2965 (processor_target_table): Ditto.
2967 (ix86_handle_option): Add support for options that are now isa options.
2968 (override_options): Add support for declaring functions that
2969 support different target options than were specified on the
2970 command line. Move struct ptt, processor_target_table, cpu_names,
2971 ix86_tune_defaulted, ix86_arch_specified to static file scope.
2972 Add bool argument. Fix up error messages so the appropriate error
2973 is given for either command line or attribute.
2974 (ix86_previous_fndecl): New static to remember previous function
2975 declaration to see if we need to change target options.
2976 (ix86_builtins_isa): New array to record the ISA of each builtin
2978 (def_builtin): Always create the builtin function, even if the
2979 current ISA doesn't support it.
2980 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
2981 tests for those builtins.
2982 (ix86_init_builtins): Remove TARGET_MMX test for calling
2983 ix86_init_mmx_sse_builtins.
2984 (ix86_expand_builtin): If the current ISA doesn't support a given
2985 builtin, signal an error.
2986 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
2987 (TARGET_SET_CURRENT_FUNCTION): Ditto.
2988 (TARGET_OPTION_SAVE): Ditto.
2989 (TARGET_OPTION_RESTORE): Ditto.
2990 (TARGET_OPTION_PRINT): Ditto.
2991 (TARGET_CAN_INLINE_P): Ditto.
2993 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
2995 * c-typeck.c (build_external_ref): Don't call assemble_external.
2996 * final.c (output_operand): Call assemble_external.
2998 2008-07-21 DJ Delorie <dj@redhat.com>
3000 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
3001 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3003 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3005 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
3006 original insn and splitter contents into ...
3007 ("*div<mode>3_fast"): ... this new pattern. Enable only if
3008 flag_unsafe_math_optimizations. Add dummy scratch register.
3009 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
3010 !flag_unsafe_math_optimizations. Returns number with next
3011 highest magnitude if this is still less or equal to the true
3012 quotient in magnitude.
3014 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
3016 * Makefile.in: Replace toplev.h with TOPLEV_H.
3017 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
3018 * c-lex.c (fe_file_change): Don't set in_system_header.
3019 * c-parser.c (c_token): Remove in_system_header.
3020 (c_lex_one_token): Don't set in_system_header.
3021 (c_parser_set_source_position_from_token): Don't set in_system_header.
3022 * diagnostic.c (diagnostic_report_diagnostic): Use location from
3025 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
3026 * flags.h (in_system_header): Remove.
3027 * function.c (saved_in_system_header): Remove.
3028 (push_cfun): Don't set in_system_header.
3029 (pop_cfun): Don't set in_system_header.
3030 (push_struct_function): Don't set in_system_header.
3031 * input.h (expanded_location): Add sysp.
3032 (in_system_header_at): New.
3033 (in_system_header): New.
3034 * toplev.c (in_system_header): Remove.
3035 * toplev.h: Include input.h
3037 * tree-cfg.c (execute_warn_function_return): Call warning_at.
3038 * tree-ssa.c (warn_uninit): Call warning_at.
3039 (warn_uninitialized_var): Update calls to warn_uninit.
3040 (warn_uninitialized_phi): Update calls to warn_uninit.
3041 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
3042 (expand_location): Initialize xloc.sysp.
3043 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
3044 (tree_decl_with_vis): Remove in_system_header_flag.
3046 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
3049 * recog.c (asm_operand_ok): Change the order of the extra
3050 memory constraint checks.
3052 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
3055 * tree-switch-conversion.c (build_one_array): Call
3056 varpool_mark_needed_node and varpool_finalize_decl
3057 instead of assemble_variable.
3059 2008-07-19 Jan Hubicka <jh@suse.cz>
3061 * cgraph.c (cgraph_add_new_function): Do early local passes.
3062 * tree-nrv.c (gate_pass_return_slot): New gate.
3063 (pass_nrv): Add the gate.
3064 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
3066 (coalesce_ssa_name): Coalesce SSA names.
3067 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
3068 not optimizing so unused user vars remains visible.
3069 * common.opt (flag_tree_ter): Always enable by default.
3070 * tree-ssa-ter.c: Include flags.h
3071 (is_replaceable_p): Check that locations match; when aliasing is missing
3072 be conservative about loads.
3073 * tree-optimize.c (gate_init_datastructures): Remove.
3074 (pass_init_datastructures): New.
3075 * passes.c: Reorder passes so we always go into SSA.
3077 2008-07-19 Jan Hubicka <jh@suse.cz>
3079 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
3080 * doc/invoke.texi (--combine): Likewise.
3081 (-finline-functions-called-once): Update levels when enabled.
3082 (-funit-at-a-time): Document new behaviour.
3083 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
3084 -fno-section-anchors when disabled explicitly.
3085 (inline params): They are not ignored now.
3086 (precompiled headers): Remove unit-at-a-time as being incompatible.
3087 * opts.c (decode_options): Handle unit-at-a-time as alias;
3088 imply -fno-section-anchors when toplevel reorder is disabled
3090 * common.opt (ftoplevel-reorder): Set default value to 2.
3091 (funit-at-a-time): Set default value to 1.
3092 * config/rs6000/rs6000.c (optimization_options): Set section anchors
3095 2008-07-19 Jan Hubicka <jh@suse.cz>
3097 * builtins.c (expand_builtin_int_roundingfn,
3098 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
3101 2008-07-19 Richard Guenther <rguenther@suse.de>
3104 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
3105 * tree-ssa-sccvn.c (get_constant_value_id): New function.
3106 * tree-ssa-pre.c (get_expr_value_id): For newly created
3107 constant value-ids make sure to add the expression to its
3110 2008-07-19 Jakub Jelinek <jakub@redhat.com>
3113 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
3114 return value of the builtin is ignored.
3116 2008-07-19 Olivier Hainque <hainque@adacore.com>
3118 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
3119 bits, a C conformant malloc implementation has to provide.
3120 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
3122 2008-07-19 Joseph Myers <joseph@codesourcery.com>
3126 * reload.c (find_reloads_subreg_address): Only reload address if
3127 reloaded == 0, not for reloaded != 1.
3130 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 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3136 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3137 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3139 2008-07-19 Olivier Hainque <hainque@adacore.com>
3141 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
3142 argument, saying whether nested array are to be collapsed
3143 into a single array type DIE with multiple subscripts.
3144 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
3145 issues, centralize the nested array types collapsing control and
3146 disable the transformation for Ada.
3148 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
3151 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
3153 (x86_64_shift_adj_2): New expander.
3154 (x86_64_shift_adj_3): Ditto.
3155 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
3156 to split TImode operands.
3157 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
3158 (ix86_split_lshr): Ditto.
3160 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
3162 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
3163 and __CHAR32_TYPE__.
3164 * c-typeck.c (digest_init): Support char16_t and char32_t.
3165 (set_nonincremental_init_from_string): Idem.
3167 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3170 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
3171 PREFERRED_STACK_BOUNDARY.
3172 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3174 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3177 * function.c (locate_and_pad_parm): Cap boundary earlier.
3179 2008-07-17 Julian Brown <julian@codesourcery.com>
3181 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
3182 no-op for targets which don't use DLLs.
3184 2008-07-17 Martin Jambor <mjambor@suse.cz>
3186 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
3187 that nodes are relevant by examining the node->analyzed flag.
3188 (ipcp_init_stage): Check which nodes are relevant, assert that the
3189 relevant ones are also required.
3190 (ipcp_propagate_stage): Check on the side arrays are properly
3192 (ipcp_print_all_jump_functions): Make sure not to touch any node
3193 that is not analyzed or an edge that does not have a corresponding
3194 entry in the on-the-side vectors.
3195 (ipcp_function_scale_print): Likewise.
3196 (ipcp_update_callgraph): Check that the node is relevant.
3197 (ipcp_insert_stage): Check that the node is relevant. Check there is
3198 an info for every node and edge.
3199 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
3200 (ipa_print_all_tree_maps): Likewise and a new variable info.
3201 (ipa_print_all_params_modified): Likewise.
3202 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
3204 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
3207 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
3209 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
3211 PR rtl-optimization/36753
3212 * fwprop.c (use_killed_between): Don't shortcut
3213 single-definition global registers.
3215 2008-07-16 Jan Hubicka <jh@suse.cz>
3217 * cgraph.h (varpool_empty_needed_queue): Declare.
3218 * cgraphunit.c (output_in_order): Mark all variables as needed;
3220 * varpool.c (varpool_assemble_node): Update debug queue.
3221 (varpool_assemble_pending_decls): Don't do it here.
3222 (varpool_empty_needed_queue): New function.
3224 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3226 * recog.c (peephole2_optimize): Fix formatting.
3228 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3230 * c-pch.c (get_ident): Avoid C++ keywords.
3231 * combine-stack-adj.c (single_set_for_csa): Likewise.
3232 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
3233 output_asm_insn): Likewise.
3234 * reload.c (push_secondary_reload, find_reusable_reload,
3235 push_reload, combine_reloads, find_reloads,
3236 debug_reload_to_stream): Likewise.
3237 * reload.h (struct reload): Likewise.
3238 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
3239 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
3240 emit_output_reload_insns): Likewise.
3241 * targhooks.c (default_secondary_reload): Likewise.
3242 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
3244 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3246 * recog.c (validate_change_1, validate_change,
3247 validate_unshare_change, validate_replace_rtx_1, struct
3248 funny_match, constrain_operands, peephole2_optimize): Avoid C++
3250 * reload.c (push_secondary_reload, secondary_reload_class,
3251 scratch_reload_class, find_valid_class, find_reusable_reload,
3252 push_reload, find_dummy_reload, find_reloads_address_1,
3253 find_reloads_address_part, find_equiv_reg): Likewise.
3254 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
3255 choose_reload_regs): Likewise.
3256 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
3258 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
3259 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3260 * sched-rgn.c (concat_INSN_LIST): Likewise.
3261 * stor-layout.c (mode_for_size, mode_for_size_tree,
3262 smallest_mode_for_size): Likewise.
3264 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3266 * cfg.c (dump_reg_info): Avoid C++ keywords.
3267 * dwarf2asm.c (dw2_force_const_mem,
3268 dw2_asm_output_encoded_addr_rtx): Likewise.
3269 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
3270 * expmed.c (expand_shift): Likewise.
3271 * global.c (find_reg): Likewise.
3272 * graph.c (draw_edge): Likewise.
3273 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
3274 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
3275 widen_clz, widen_bswap, expand_parity, expand_unop,
3276 emit_cmp_and_jump_insn_1): Likewise.
3277 * postreload.c (reload_cse_simplify_operands): Likewise.
3278 * ra.h (add_neighbor): Likewise.
3279 * reg-stack.c (remove_regno_note, change_stack): Likewise.
3280 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
3281 record_reg_classes, copy_cost, record_address_regs,
3282 invalid_mode_change_p): Likewise.
3283 * regrename.c (regrename_optimize, scan_rtx_reg,
3284 dump_def_use_chain, find_oldest_value_reg,
3285 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
3287 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3289 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
3290 MASK_POWERPC64 for power4 in previous commit.
3292 2008-07-16 Olivier Hainque <hainque@adacore.com>
3294 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
3295 instead of bare conversion to cast const-ness away.
3297 2008-07-16 Anatoly Sokolov <aesok@post.ru>
3299 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
3300 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
3301 * config/xtensa/xtensa.c (xtensa_function_value): New function.
3302 (TARGET_FUNCTION_VALUE): Define.
3304 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3306 * config/rs6000/rs6000.c (processor_target_table): Add
3307 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
3309 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3312 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3313 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3314 m32c_legitimize_reload_address.
3316 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
3318 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
3319 DECL_IN_SYSTEM_HEADER in sync.
3321 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
3323 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
3324 * tree-ssa-pre.c (pre_expr_eq): Ditto
3325 (get_constant_for_value_id): Take a type as an argument.
3326 (fully_constant_expression): Pass in type.
3327 (find_or_generate_expression): Short circuit constant case.
3328 (create_expression_by_pieces): Remove special casing of
3330 (do_regular_insertion): Short circuit constant case.
3331 (do_partial_partial_insertion): Ditto.
3333 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3336 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
3338 2008-07-15 Bob Wilson <bob.wilson@acm.org>
3340 * config/xtensa/libgcc-xtensa.ver: New file.
3341 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
3343 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3345 * df-problems.c (df_set_note): Avoid C++ keywords.
3346 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
3347 * dse.c (record_store, remove_useless_values): Likewise.
3348 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
3349 gen_reg_rtx_offset, operand_subword, change_address_1,
3350 change_address, adjust_address_1, offset_address,
3351 widen_memory_access, emit_copy_of_insn_after): Likewise.
3352 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
3353 * fwprop.c (should_replace_address, propagate_rtx_1,
3354 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
3356 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
3357 gcse_emit_move_after, update_ld_motion_stores): Likewise.
3358 * lcm.c (compute_insert_delete, pre_edge_lcm,
3359 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
3360 * lower-subreg.c (resolve_reg_notes): Likewise.
3361 * mode-switching.c (optimize_mode_switching): Likewise.
3363 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3365 * bt-load.c (add_btr_def, migrate_btr_def,
3366 branch_target_load_optimize): Avoid C++ keywords.
3367 * caller-save.c (insert_restore, insert_save, insert_one_insn):
3369 * combine.c (subst, simplify_set, make_extraction,
3370 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
3371 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
3372 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
3374 2008-07-15 Richard Guenther <rguenther@suse.de>
3377 * c-common.c (strict_aliasing_warning): Do not warn for
3378 TYPE_REF_CAN_ALIAS_ALL pointers.
3379 (c_common_get_alias_set): may_alias types are not special.
3380 * tree.c (build_pointer_type_for_mode): Look up the may_alias
3381 attribute and set can_ref_all accordingly.
3382 (build_reference_type_for_mode): Likewise.
3383 * doc/extend.texi (may_alias): Clarify.
3385 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3388 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3389 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3391 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3394 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
3395 gcc_assert, instead call output_operand_lossage.
3397 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
3399 * builtins.c (std_canonical_va_list): Treat structure based
3402 2008-07-15 Ben Elliston <bje@au.ibm.com>
3404 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
3406 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
3408 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
3411 2008-07-14 Jan Hubicka <jh@suse.cz>
3413 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
3414 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
3415 fix predicates and constraints.
3416 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
3417 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
3419 2008-07-14 Doug Kwan <dougkwan@google.com>
3421 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
3422 additional option file arm/eabi.opt.
3423 * config/arm/eabi.h (File): New configuration file for EABI targets.
3424 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
3425 SUBSUBTARGET_EXTRA_SPECS.
3426 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
3427 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
3428 from STARTFILE_SPEC so that it can be referenced in an override.
3429 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
3430 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
3431 can be referenced in an override.
3432 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
3433 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
3434 so that it can be referenced in an override.
3435 (LINK_SPEC): Use BPABI_LINK_SPEC.
3436 * config/arm/eabi.opt (File): New.
3438 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3440 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
3441 (FIXED_VALUE_H): New variable.
3442 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
3443 input.h, fixed-value.h.
3444 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
3445 (BASIC_BLOCK_H): Use $(BITMAP_H).
3446 (FUNCTION_H): Add varray.h.
3447 (IPA_REFERENCE_H): Use $(BITMAP_H).
3448 (CGRAPH_H): Add $(BASIC_BLOCK_H).
3449 (DF_H): Use $(BITMAP_H).
3450 (GGC_H): Add statistics.h.
3452 (INSN_ATTR_H): Use it.
3453 (SYSTEM_H): Add safe-ctype.h, filenames.h.
3455 (SYMTAB_H): Add $(OBSTACK_H).
3456 (CPP_INTERNAL_H): New.
3457 (TREE_DUMP_H): Add tree-pass.h.
3458 (TREE_FLOW_H): Use $(BITMAP_H)
3459 (PRETTY_PRINT_H): Use $(INPUT_H).
3460 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
3463 (many object files): Fix lots of header dependencies throughout.
3465 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3467 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
3469 (s-gtyp-input): Use them to write tmp-gi.list.
3470 (echo_to_gi.list): Remove.
3472 2008-07-14 Richard Guenther <rguenther@suse.de>
3474 * tree-ssa-sccvn.c (pre_info): Remove.
3475 (switch_to_PRE_table): Likewise.
3476 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
3477 (set_hashtable_value_ids): Do not create value-ids for the
3479 (run_scc_vn): Remove double test. Remove bogus special-case
3480 in value-number printing.
3481 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
3482 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
3484 * tree-flow-inline.h (get_value_handle): Remove.
3485 * tree-flow.h (get_value_handle): Remove.
3487 2008-07-14 Martin Jambor <mjambor@suse.cz>
3489 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
3490 in which we generate arithmetics is not a subrange.
3492 2008-07-14 Martin Jambor <mjambor@suse.cz>
3494 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
3496 2008-07-14 Richard Guenther <rguenther@suse.de>
3498 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
3500 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
3503 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
3504 reload for symbol refs moved to r0 with -fPIC.
3505 (legitimize_pic_address): Use the target register as temporary
3507 (emit_symbolic_move): Adjust comment.
3508 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
3511 2008-07-14 Ben Elliston <bje@au.ibm.com>
3513 * c-common.h (C_CPP_HASHNODE): New macro.
3514 * coretypes.h (struct cpp_token): Forward declare.
3515 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3516 the context-sensitive keyword method.
3517 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
3518 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
3519 expand_bool_pixel): New.
3520 (altivec_categorize_keyword): New function.
3521 (init_vector_keywords): New function.
3522 (rs6000_macro_to_expand): Likewise.
3523 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
3524 compiling an ISO C dialect.
3526 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
3528 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
3529 (create_expression_by_pieces): Fix typo.
3530 (do_regular_insertion): Use debug counter here too.
3532 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
3535 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
3536 CONST_OK_FOR_LETTER_P. All port-local users changed.
3537 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
3538 implement Kp matching power-of-two.
3539 (CONSTRAINT_LEN): Define to match.
3540 * config/cris/cris.md: Replace all use of constraint K with Kc.
3541 ("*btst*): Use Kp for operand 0 of last alternative.
3543 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3546 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
3549 2008-07-13 Jan Hubicka <jh@suse.cz>
3551 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
3554 2008-07-13 Richard Guenther <rguenther@suse.de>
3557 * langhooks.c (lhd_print_error_function): Deal with recursive
3560 2008-07-12 Jan Hubicka <jh@suse.cz>
3562 * cgraph.c (assembler_name_hash): New static var.
3563 (hash_node_by_assembler_name, eq_assembler_name): New.
3564 (cgraph_node_for_asm): Use hashtable.
3565 (cgraph_remove_node): Maintain hashtable.
3566 (change_decl_assembler_name): Sanity check that names are not changing
3567 after aliasing was processed.
3568 * cgraph.h (varpoon_node): Add next GGC marker.
3569 * tree.c (decl_assembler_name_equal): Constify.
3570 (decl_assembler_name_hash): New.
3571 * tree.h (decl_assembler_name_equal): Constify.
3572 (decl_assembler_name_hash): Update.
3574 2008-07-12 David Daney <ddaney@avtrex.com>
3576 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3579 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
3581 * doc/md.texi: Document the MIPS "v" constraint.
3582 * config/mips/mips.h (reg_class): Revert last change.
3583 (REG_CLASS_NAMES): Likewise.
3584 (REG_CLASS_CONTENTS): Likewise.
3585 * config/mips/mips.c (mips_regno_to_class): Likewise.
3586 * config/mips/constraints.md (v): Likewise, but add documentation.
3587 Add a comment to say that this constraint should not be used in
3590 2008-07-11 DJ Delorie <dj@redhat.com>
3592 * config/h8300/h8300.md (length): Fix branch offset limit.
3594 2008-07-11 Anatoly Sokolov <aesok@post.ru>
3596 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
3597 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
3598 (avr_hard_regno_scratch_ok): New function.
3599 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3600 * config/avr/avr.md (all peepholes that request a scratch register):
3601 Remove avr_peep2_scratch_safe use.
3603 2008-07-11 Tom Tromey <tromey@redhat.com>
3604 Ian Lance Taylor <iant@google.com>
3606 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
3607 (struct c_common_resword): Define.
3608 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
3609 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
3610 (c_common_reswords, num_c_common_reswords): Declare.
3611 * c-common.c (c_common_reswords): New global const array.
3612 (num_c_common_reswords): New const int.
3613 * c-parser.c (struct resword, reswords): Don't define.
3614 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
3615 (c_parse_init): Clarify mask code. Use c_common_reswords rather
3616 than reswords. If warning about C++ keywords, give them a special
3618 (c_lex_one_token): Warn about C++ keywords. Call
3619 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
3620 (c_parser_external_declaration): Look for RID_xxx rather than
3621 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
3622 (c_parser_statement_after_labels): Likewise.
3623 (c_parser_objc_class_instance_variables): Likewise.
3624 (c_parser_objc_class_declaration): Likewise.
3625 (c_parser_objc_try_catch_statement): Likewise.
3626 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
3627 (declspecs_add_type): Likewise.
3629 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
3631 * ggc-page.c (alloc_page):
3632 Substituting xmalloc, xcalloc with
3633 XNEWVEC and XCNEWVAR macros which add the
3636 2008-07-11 Richard Guenther <rguenther@suse.de>
3638 PR tree-optimization/36765
3639 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
3640 aliases from HEAP vars to SMTs.
3642 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3644 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
3645 * configure.ac (loose_warn): Move -Wc++-compat from here...
3646 (strict_warn): ...to here.
3647 * configure: Regenerate.
3649 2008-07-10 Joseph Myers <joseph@codesourcery.com>
3651 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
3652 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
3653 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
3654 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
3655 excluding more specific h8300-*-* and sh-*-* targets.
3657 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
3659 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
3661 (execute_pre): Call loop_optimizer_finalize in early exit.
3663 2008-07-10 Jakub Jelinek <jakub@redhat.com>
3666 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
3667 uids in the bitmap, not just VAR_DECL uids.
3669 PR rtl-optimization/36419
3670 * combine-stack-adj.c (adjust_frame_related_expr): New function.
3671 (combine_stack_adjustments_for_block): Call it if needed. Delete
3673 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
3674 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
3675 prologue sp adjustment.
3677 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
3680 * opts.c (print_ignored_options): Report postponed diagnostics for
3681 unknown -Wno-* options as warnings, not errors.
3682 (postpone_unknown_option_error): Renamed to...
3683 (postpone_unknown_option_warning): ... this.
3685 2008-07-09 Doug Kwan <dougkwan@google.com>
3688 2008-07-08 Doug Kwan <dougkwan@google.com>
3690 * config/arm/arm.opt (mandroid): New option.
3691 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
3692 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
3694 (CC1PLUS_SPEC): Same.
3696 (STARTFILE_SPEC): Same.
3697 (ENDFILE_SPEC): Same.
3698 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
3701 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
3704 * config/mips/mips.h (reg_class): Remove V1_REG.
3705 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3706 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
3708 (mips_get_tp): New function.
3709 (mips_legitimize_tls_address): Use it.
3710 * config/mips/constraints.md (v): Delete.
3711 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
3712 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
3713 After reload, split into a move and ...
3714 (*tls_get_tp_<mode>_split): ...this new instruction.
3716 2008-07-09 David Daney <ddaney@avtrex.com>
3718 * config/mips/driver-native.c: Include coretypes.h and tm.h.
3720 2008-07-09 Jakub Jelinek <jakub@redhat.com>
3722 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
3723 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
3725 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
3726 htab_delete should be called. Don't free c.
3727 (lookup_tmp_var): Create temp_htab lazily.
3728 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
3729 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
3731 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
3732 lower_omp_ordered, lower_omp_critical, lower_omp_for,
3733 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
3734 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
3735 * tree-sra.c (generate_element_init): Likewise.
3736 * tree-mudflap.c (execute_mudflap_function_ops,
3737 execute_mudflap_function_decls): Likewise.
3738 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
3739 * tree-gimple.h (struct gimplify_ctx): New type.
3740 (push_gimplify_context): Adjust prototype.
3742 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
3744 * tree-ssa-pre.c (phi_translate_1): Update placement of
3747 2008-07-09 Anatoly Sokolov <aesok@post.ru>
3749 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
3750 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
3751 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
3752 * targhooks.c (default_hard_regno_scratch_ok): New function.
3753 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
3754 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
3755 * recog.c: Include "target.h".
3756 (peep2_find_free_register): Add check for global regs. Add target
3758 * Makefile.in (recog.o): Depend on target.h.
3760 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
3762 * config/sh/sh.c (sh_canonical_va_list_type): New.
3763 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
3765 2008-07-09 Raksit Ashok <raksit@google.com>
3767 * doc/invoke.texi (Option Summary): Mention new option
3768 -Wdisallowed-function-list=...
3769 (Warning Options): Document -Wdisallowed-function-list=...
3770 * common.opt (Wdisallowed-function-list=): New flag.
3771 * flags.h (warn_disallowed_functions): External definition of new
3772 boolean warning flag.
3773 (warn_if_disallowed_function_p): Declare new function.
3774 * opts.c (warning_disallowed_functions): New static variable.
3775 (warn_disallowed_functions): New boolean warning flag.
3776 (warn_if_disallowed_function_p): New function.
3777 (add_comma_separated_to_vector): Rename
3778 add_instrument_functions_exclude_list to this.
3779 (common_handle_option): Handle new option. Rename calls to
3780 add_instrument_functions_exclude_list into calls to
3781 add_comma_separated_to_vector.
3782 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
3783 based on flag warn_disallowed_functions.
3785 2008-07-09 Christian Bruel <christian.bruel@st.com>
3787 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
3788 instead of get_attr_length.
3790 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3792 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
3794 * genemit.c (gen_insn): Likewise.
3795 * gengtype.c (note_def_vec): Likewise.
3796 * gengtype.h (note_def_vec): Likewise.
3797 * genoutput.c (struct data, output_insn_data, process_template,
3798 gen_expand, gen_split, note_constraint): Likewise.
3799 * genrecog.c (new_decision, add_to_sequence, factor_tests,
3800 make_insn_sequence): Likewise.
3801 * gensupport.c (record_insn_name): Likewise.
3803 2008-07-08 Doug Kwan <dougkwan@google.com>
3805 * config/arm/arm.opt (mandroid): New option.
3806 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
3807 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
3809 (CC1PLUS_SPEC): Same.
3811 (STARTFILE_SPEC): Same.
3812 (ENDFILE_SPEC): Same.
3813 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
3816 2008-07-08 Raksit Ashok <raksit@google.com>
3818 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
3819 (set_storage_via_setmem): Fix expected_align parameter.
3820 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
3821 missing from the list.
3822 * doc/md.texi (movmem): Explicitly state that expected alignment is
3823 to be expressed in bytes.
3824 (setmem): Explicitly state that expected alignment is to be expressed
3827 2008-07-08 Joseph Myers <joseph@codesourcery.com>
3829 * reload.c (find_reloads_subreg_address): Do not require validity
3830 of address in original mode before reloading address.
3832 2008-07-07 Tianwei Sheng <tianweis@google.com>
3834 * df-core.c (df_remove_problem): Adjust the access to avoid out of
3835 bounds array access.
3837 2008-07-08 Jakub Jelinek <jakub@redhat.com>
3839 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
3841 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
3843 Fix PR tree-optimization/23455
3844 Fix PR tree-optimization/35286
3845 Fix PR tree-optimization/35287
3846 * Makefile.in (OBJS-common): Remove tree-vn.o.
3847 (tree-vn.o): Remove.
3848 * dbgcnt.def: Add treepre_insert debug counter.
3849 * gcc/tree-flow.h (add_to_value): Updated for other changes.
3850 (debug_value_expressions): Ditto.
3851 (print_value_expressions): Ditto.
3852 * tree-pretty-print.c (dump_generic_node): Updated for
3853 VALUE_HANDLE removal.
3854 * tree-ssa-dom.c (record_equality): Ditto.
3855 (cprop_operand): Ditto.
3856 (lookup_avail_expr): Ditto.
3857 * tree-ssa-threadedge.c
3858 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
3859 (simplify_control_stmt_condition): Ditto.
3860 * tree.c (tree_code_size): Ditto.
3861 (tree_node_structure): Ditto.
3862 (iterative_hash_expr): Ditto.
3864 * tree.h (VALUE_HANDLE_ID): Ditto.
3865 (VALUE_HANDLE_EXPR_SET): Ditto.
3866 (struct tree_value_handle): Ditto.
3867 (union tree_node): Ditto.
3868 * treestruct.def: Ditto.
3869 * tree-vn.c: Removed.
3870 * tree-ssa-pre.c: Rewritten entirely.
3871 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
3872 (constant_value_ids): Ditto.
3873 (vn_nary_op_t): Moved to header.
3875 (vn_reference_op_t): Ditto
3876 (vn_reference_t): Ditto.
3877 (next_value_id): New variable.
3878 (VN_INFO): Add an assert.
3879 (vn_constant_eq): New function.
3880 (vn_constant_hash): Ditto.
3881 (get_or_alloc_constant_value_id): Ditto.
3882 (value_id_constant_p): Ditto.
3883 (vn_reference_compute_hash): De-staticify.
3884 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
3885 Disable some code with a FIXME. Remove VALUE_HANDLE use.
3886 (valueize_refs): Update opcode if it changes from ssa name to constant.
3887 (vn_reference_lookup_1): Add new argument.
3888 (vn_reference_lookup): Ditto.
3889 (vn_reference_lookup_pieces): New function.
3890 (vn_reference_insert): Add return type. Modify to deal with value ids.
3891 (vn_reference_insert_pieces): New function.
3892 (vn_nary_op_compute_hash): De-staticify.
3893 (vn_nary_op_eq): Ditto.
3894 (vn_nary_op_lookup_pieces): New function.
3895 (vn_nary_op_lookup): Add new argument.
3896 (vn_nary_op_insert_pieces): New function.
3897 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
3898 (vn_phi_insert): Ditto.
3899 (visit_unary_op): Update for callee changes.
3900 (visit_binary_op): Ditto.
3901 (visit_reference_op_load): Ditto.
3902 (visit_reference_op_store): Ditto.
3903 (init_scc_vn): Init next_value_id, constant_to_value_id and
3905 (free_scc_vn): Free them.
3906 (set_hashtable_value_ids): New function.
3907 (run_scc_vn): Use it.
3908 (get_max_value_id): New function.
3909 (get_next_value_id): Ditto.
3910 (expressions_equal_p): Moved from tree-vn.c
3911 (sort_vuses): Ditto.
3912 (sort_vuses_heap): Ditto.
3913 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
3915 * tree.c (iterative_hash_hashval_t): Made non-static
3916 * tree.h (iterative_hash_hashval_t): Declare it.
3918 2008-07-08 Martin Jambor <mjambor@suse.cz>
3920 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
3921 instead of ipa_create_node_params.
3922 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
3923 ipa_check_create_edge_args, free them with
3924 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
3926 * ipa-prop.c: Include flags.h and tree-inline.h.
3927 (ipa_node_params_vector): New variable.
3928 (ipa_edge_args_vector): New variable.
3929 (edge_removal_hook_holder): New variable.
3930 (node_removal_hook_holder): New variable.
3931 (edge_duplication_hook_holder): New variable.
3932 (node_duplication_hook_holder): New variable.
3933 (ipa_detect_param_modifications): Check for presence of modified flags.
3934 (ipa_compute_jump_functions): Check for presence of jump functions.
3935 (ipa_free_edge_args_substructures): New function.
3936 (ipa_create_node_params): Removed.
3937 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
3938 (ipa_free_node_params_substructures): New function.
3939 (ipa_free_all_node_params): Changed to deallocate the on-the-side
3941 (ipa_edge_removal_hook): New function.
3942 (ipa_node_removal_hook): New function.
3943 (duplicate_array): New function.
3944 (ipa_edge_duplication_hook): New function.
3945 (ipa_node_duplication_hook): New function.
3946 (ipa_register_cgraph_hooks): New function.
3947 (ipa_unregister_cgraph_hooks): New function.
3948 (free_all_ipa_structures_after_ipa_cp): New function.
3950 * ipa-prop.h: Include vec.h.
3951 (ipa_node_params_t): New typedef with vector types for it.
3952 (ipa_edge_args_t): New typedef with vector types for it.
3953 (IPA_NODE_REF): Changed to access an on-the-side vector.
3954 (IPA_EDGE_REF): Changed to access an on-the-side vector.
3955 (ipa_check_create_node_params): New function.
3956 (ipa_check_create_edge_args): New function.
3958 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
3961 2008-07-07 Tom Tromey <tromey@redhat.com>
3963 * configure, config.in: Rebuilt.
3964 * configure.ac: Don't check for scandir or alphasort.
3966 2008-07-07 Joseph Myers <joseph@codesourcery.com>
3968 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
3969 types immediately after creating them.
3971 2008-07-07 Joseph Myers <joseph@codesourcery.com>
3973 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
3975 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
3977 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
3978 dump_constraint_graph.
3979 (dump_constraint_edge): New function.
3980 (dump_constraint_graph): New function.
3981 (debug_constraint_graph): New function.
3982 (dump_constraint): Removed useless comparison.
3983 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
3984 (dump_constraint_graph): Declare.
3985 (debug_constraint_graph): Declare.
3986 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
3988 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
3990 * config/i386/i386.c (is_va_list_char_pointer): New.
3991 (ix86_va_start): Replace compare with ms_va_list_type_node
3992 by is_va_list_char_pointer.
3993 (ix86_gimplify_va_arg): Likewise.
3995 2008-07-07 Martin Jambor <mjambor@suse.cz>
3997 * cgraph.c (cgraph_edge_max_uid): New variable.
3998 (struct cgraph_edge_hook_list): New type.
3999 (struct cgraph_node_hook_list): New type.
4000 (struct cgraph_2edge_hook_list): New type.
4001 (struct cgraph_2node_hook_list): New type.
4002 (first_cgraph_edge_removal_hook): New variable.
4003 (first_cgraph_node_removal_hook): New variable.
4004 (first_cgraph_edge_duplicated_hook): New variable.
4005 (first_cgraph_node_duplicated_hook): New variable.
4006 (cgraph_add_edge_removal_hook): New function.
4007 (cgraph_remove_edge_removal_hook): New function.
4008 (cgraph_call_edge_removal_hooks): New function.
4009 (cgraph_add_node_removal_hook): New function.
4010 (cgraph_remove_node_removal_hook): New function.
4011 (cgraph_call_node_removal_hooks): New function.
4012 (cgraph_add_edge_duplication_hook): New function.
4013 (cgraph_remove_edge_duplication_hook): New function.
4014 (cgraph_call_edge_duplication_hooks): New function.
4015 (cgraph_add_node_duplication_hook): New function.
4016 (cgraph_remove_node_duplication_hook): New function.
4017 (cgraph_call_node_duplication_hooks): New function.
4018 (cgraph_create_edge): Assign to edge uid.
4019 (cgraph_remove_edge): Call edge removal hooks.
4020 (cgraph_node_remove_callees): Call edge removal hooks.
4021 (cgraph_node_remove_callers): Call edge removal hooks.
4022 (cgraph_remove_node): Call node removal hooks.
4023 (cgraph_clone_edge): Call edge duplication hooks.
4024 (cgraph_clone_node): Call node duplication hooks.
4026 * cgraph.h (cgraph_edge): New field uid.
4027 (cgraph_edge_hook): New type.
4028 (cgraph_node_hook): New type.
4029 (cgraph_2edge_hook): New type.
4030 (cgraph_2node_hook): New type.
4032 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
4034 * config.in: Regenerate.
4036 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
4038 * gcc.c (print_sysroot): New.
4039 (option_map, display_help, process_command): Handle the
4040 -print-sysroot option.
4041 (main): Print the sysroot if requested.
4042 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
4044 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4047 * unwind-pe.h (size_of_encoded_value): add attribute unused.
4049 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
4051 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
4052 (assign_parm_setup_block_p): Also check mode of entry_parm.
4054 2008-07-07 Richard Guenther <rguenther@suse.de>
4056 * tree-ssa-structalias.h (set_used_smts): Remove.
4057 * tree-ssa-structalias.c (used_smts): Likewise.
4058 (set_used_smts): Likewise.
4059 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
4060 call to set_used_smts.
4062 2008-07-07 Richard Guenther <rguenther@suse.de>
4064 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
4065 (new_var_info): Set it to false.
4066 (solution_set_add): Correctly handle pointers outside a var and
4068 (type_safe): Treat variables with is_full_var properly.
4069 (do_sd_constraint): Likewise.
4070 (do_ds_constraint): Likewise.
4071 (process_constraint): Remove zeroing offset for !use_field_sensitive.
4072 (get_constraint_for_ptr_offset): New function.
4073 (get_constraint_for_component_ref): For addresses at least include
4074 the last field of the variable. Handle is_full_vars properly.
4075 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
4076 (handle_ptr_arith): Remove.
4077 (find_func_aliases): Simplify assignment handling.
4078 (create_function_info_for): For parameter and result varinfos set
4080 (create_variable_info_for): Set is_full_var flag whenever we
4081 just created a single varinfo for a decl.
4082 (init_alias_vars): Initialize use_field_sensitive from
4083 max-fields-for-field-sensitive parameter.
4085 2008-07-07 Richard Guenther <rguenther@suse.de>
4087 PR tree-optimization/36713
4088 * tree-flow-inline.h (is_call_used): New function.
4089 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
4090 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4091 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
4093 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4095 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
4097 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
4099 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
4101 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4102 Nathan Sidwell <nathan@codesourcery.com>
4104 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
4105 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
4107 * config/m68k/t-linux: New.
4108 * doc/install.texi: Document m68k-*-linux is now multilibbed by
4111 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
4113 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
4114 * config/m68k/m68k-devices.def: Remove multilibs that only differ
4117 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4119 * gcc.c (execute): Fix -Wc++-compat warning.
4121 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
4124 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
4125 constant for little endian.
4127 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
4129 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
4130 mips_base_mips16 instead of TARGET_MIPS16.
4131 (mips_base_mips16): Declare.
4132 * config/mips/mips.c (mips_base_mips16): Make global.
4133 (was_mips16_p): Remove GTY marker.
4134 (was_mips16_pch_p): New variable.
4135 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
4136 (mips_override_options): Force to non-MIPS16 mode initially.
4137 Do not complain about MIPS16 PIC incompatibilities here.
4138 Only allow -mgpopt if -mexplicit-relocs is in force for
4141 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
4143 * configure.ac: Check for caddr_t, define to char * if not defined.
4144 * configure: Regenerate.
4145 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
4146 (mmap_gt_pch_use_address): Likewise.
4147 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
4149 2008-07-06 Richard Guenther <rguenther@suse.de>
4151 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
4152 (new_var_info): Deal with it.
4153 (solution_set_add): Likewise.
4154 (bitpos_of_field): Make signed, fix.
4155 (struct fieldoff): Remove type and decl fields. Make size field
4156 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
4158 (fieldoff_compare): Deal with it.
4159 (push_fields_onto_fieldstack): Remove has_union argument, glob
4160 adjacent non-pointer fields together.
4161 (create_function_info_for): Do not set has_union.
4162 (create_variable_info_for): Simplify.
4164 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
4166 * config.gcc (extra_headers): Add cross-stdarg.h for target
4167 x86_64-*-* and i?86-*-*.
4168 * config/i386/cross-stdarg.h: New.
4169 * builtins.c (std_fn_abi_va_list): New.
4170 (std_canonical_va_list_type): New.
4171 (stabilize_va_list): Replace va_list_type_node use by
4172 mtarget.canonical_va_list_type.
4173 (gimplify_va_arg_expr): Likewise.
4174 (expand_builtin_va_copy): Replace va_list_type_node use by
4175 mtarget.fn_abi_va_list.
4176 * tree-sra.c (is_va_list_type): New helper.
4177 (decl_can_be_decomposed_p): Replace
4178 va_list_type_node use by is_va_list_type.
4179 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
4180 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4181 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
4182 * config/i386/i386-protos.h (ix86_get_valist_type): New.
4183 (ix86_enum_va_list): New.
4184 * config/i386/i386.c (sysv_va_list_type_node): New.
4185 (ms_va_list_type_node): New.
4186 (ix86_function_type_abi): Remove sorry.
4187 (ix86_build_builtin_va_list_abi): New.
4188 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
4190 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
4191 (ix86_init_builtins_va_builtins_abi): New.
4192 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
4194 (ix86_handle_abi_attribute): New.
4195 (attribute_spec): Add sysv_abi and ms_abi.
4196 (ix86_fn_abi_va_list): New.
4197 (ix86_canonical_va_list_type): New.
4198 (ix86_enum_va_list): New.
4199 (TARGET_FN_ABI_VA_LIST): New.
4200 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4201 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
4202 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
4203 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4204 (TARGET_ENUM_VA_LIST): New.
4205 * expr.h (std_fn_abi_va_list): New.
4206 (std_canonical_va_list_type): New.
4207 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
4208 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4209 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
4210 TARGET_CANONICAL_VA_LIST_TYPE.
4211 * target.h (struct gcc_target): Add fn_abi_va_list hook
4212 and canonical_va_list_type hook.
4214 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4216 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
4217 integral and pointer types.
4219 2008-07-04 Roger Sayle <roger@eyesopen.com>
4221 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
4222 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
4224 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
4227 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
4229 2008-07-04 Jakub Jelinek <jakub@redhat.com>
4231 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
4232 build_gimple_modify_stmt.
4233 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
4234 gimple operand. Use fold_build* instead of build*.
4236 2008-07-04 Richard Guenther <rguenther@suse.de>
4238 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
4239 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
4240 properly to compute the reachability set if we do field-sensitive PTA.
4241 * invoke.texi (max-fields-for-field-sensitive): Document default.
4242 * opts.c (decode_options): Set max-fields-for-field-sensitive to
4243 100 for optimize >= 2.
4245 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4247 * ggc-zone.c (lookup_page_table_if_allocated,
4248 set_page_table_entry, zone_find_object_size, alloc_small_page,
4249 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
4250 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
4251 -Wc++-compat and/or -Wcast-qual warnings.
4253 2008-07-04 Alan Modra <amodra@bigpond.net.au>
4256 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
4257 pic_offset_table_rtx to be marked as used here.
4258 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
4259 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
4260 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
4261 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
4264 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4266 * alloc-pool.c (hash_descriptor, eq_descriptor,
4267 alloc_pool_descriptor): Fix -Wc++-compat warnings.
4268 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
4270 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
4271 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
4272 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
4273 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
4276 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
4278 * tree-flow.h (loop_only_exit_p): Declare.
4279 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
4280 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
4281 the number of iterations if it is constant. Otherwise, if this is the
4282 only possible exit of the loop, use the conservative estimate on the
4283 number of iterations of the entire loop if available.
4285 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
4287 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
4288 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
4289 Add synchronization functions.
4290 * config/sync.c: New file.
4291 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
4292 (LIBGCC_SYNC_CFLAGS): Likewise.
4294 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
4297 * config/i386/i386.md (mode): Add TF to "mode" attribute.
4298 (*pushtf_sse): New insn pattern.
4299 (pushtf splitters): New splitters.
4301 2008-07-03 Michael Meissner <gnu@the-meissners.org>
4304 * predict.c (build_predict_expr): Use void_type_node for the tree
4305 type, instead of NULL_TREE.
4307 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
4309 * config/i386/i386.c (contains_aligned_value_p): Return true
4311 (ix86_data_alignment): Align TCmode to 128bits.
4312 (ix86_local_alignment): Likewise.
4314 2008-07-03 Andrew Haley <aph@redhat.com>
4317 * vec.h (VEC_TA): New.
4318 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
4319 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
4320 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
4321 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
4322 (C_COMMON_FIXED_TYPES): Remove first arg.
4323 (C_COMMON_FIXED_MODE_TYPES): Likewise.
4324 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
4325 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
4326 not to use empty macro arguments.
4328 2008-07-02 Joseph Myers <joseph@codesourcery.com>
4330 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
4331 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
4332 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
4333 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
4334 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
4335 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
4336 config/ia64/crtn.asm, config/m68hc11/larith.asm,
4337 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
4338 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
4339 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
4340 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
4341 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
4342 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
4343 config/rs6000/e500crtres64gpr.asm,
4344 config/rs6000/e500crtres64gprctr.asm,
4345 config/rs6000/e500crtrest32gpr.asm,
4346 config/rs6000/e500crtrest64gpr.asm,
4347 config/rs6000/e500crtresx32gpr.asm,
4348 config/rs6000/e500crtresx64gpr.asm,
4349 config/rs6000/e500crtsav32gpr.asm,
4350 config/rs6000/e500crtsav64gpr.asm,
4351 config/rs6000/e500crtsav64gprctr.asm,
4352 config/rs6000/e500crtsavg32gpr.asm,
4353 config/rs6000/e500crtsavg64gpr.asm,
4354 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
4355 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
4356 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
4357 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
4358 config/sparc/sol2-cn.asm: Remove .file directives.
4360 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
4362 * resource.c (mark_referenced_resources): Look inside
4363 UNSPEC_VOLATILEs and ASM_INPUTs.
4365 2008-07-02 Ian Lance Taylor <iant@google.com>
4367 * rtlanal.c (add_reg_note): New function.
4368 * rtl.h (add_reg_note): Declare.
4369 * auto-inc-dec.c (attempt_change): Use add_reg_note.
4370 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
4371 * builtins.c (expand_builtin_longjmp): Likewise.
4372 (expand_builtin_nonlocal_goto): Likewise.
4373 * calls.c (emit_call_1, expand_call): Likewise.
4374 * cfgexpand.c (add_reg_br_prob_note): Likewise.
4375 * cfglayout.c (fixup_reorder_chain): Likewise.
4376 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
4377 (commit_one_edge_insertion): Likewise.
4378 * combine.c (move_deaths, distribute_notes): Likewise.
4379 * df-problems.c (df_set_note): Likewise.
4380 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
4381 (set_unique_reg_note): Likewise.
4382 (emit_copy_of_insn_after): Likewise.
4383 * expr.c (expand_expr_real): Likewise.
4384 * gcse.c (add_label_notes): Likewise.
4385 * haifa-sched.c (create_check_block_twin): Likewise.
4386 * jump.c (mark_jump_label_1): Likewise.
4387 * loop-doloop.c (add_test, doloop_modify): Likewise.
4388 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4389 * lower-subreg.c (move_eh_region_note): Likewise.
4390 * optabs.c (emit_libcall_block): Likewise.
4391 * predict.c (predict_insn): Likewise.
4392 (combine_predictions_for_insn): Likewise.
4393 * recog.c (peephole2_optimize): Likewise.
4394 * regmove.c (try_auto_increment): Likewise.
4395 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
4396 * reload.c (find_reloads): Likewise.
4397 * reload1.c (fixup_eh_region_note): Likewise.
4398 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
4399 * reorg.c (delete_prior_computation): Likewise.
4400 (delete_computation, dbr_schedule): Likewise.
4401 * config/pa/pa.c (legitimize_pic_address): Likewise.
4402 * config/sh/sh.c (sh_reorg): Likewise.
4404 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4407 * config/libgcc-glibc.ver: Add %exclude.
4408 * config/m32r/libgcc-glibc.ver: Likwise.
4409 * config/s390/libgcc-glibc.ver: Likwise.
4410 * config/sh/libgcc-glibc.ver: Likwise.
4411 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
4413 * config/i386/libgcc-glibc.ver: New.
4415 * config/i386/libgcc-x86_64-glibc.ver: Removed.
4417 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4419 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
4420 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
4421 i[34567]86-*-linux*, x86_64-*-linux*. Add
4422 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
4423 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
4424 x86_64-*-linux*. Add i386/t-linux to tmake_file for
4425 i[34567]86-*-linux*, x86_64-*-linux*.
4427 * libgcc-std.ver: Add empty GCC_4.4.0.
4429 * mkmap-symver.awk: Support multiple versions per symbol.
4431 * config/i386/i386.c (ix86_init_builtins): Always define
4432 __builtin_fabsq and __builtin_copysignq with fallbacks.
4433 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
4434 and __builtin_copysignq if SSE2 isn't available.
4436 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
4437 (LIBGCC2_TF_CEXT): Likwise.
4440 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
4442 * config/i386/sfp-machine.h: Moved to libgcc.
4444 * config/i386/sfp-machine.h: New.
4445 * config/i386/t-linux: Likwise.
4447 * config/i386/t-darwin: Remove softfp_wrap_start and
4449 * config/i386/t-darwin64: Likewise.
4451 * config/i386/t-fprules-softfp64: Renamed to ...
4452 * config/i386/t-fprules-softfp: This.
4454 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
4455 and softfp_wrap_end.
4457 2008-07-02 Jason Merrill <jason@redhat.com>
4459 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
4461 * tree.c (ctor_to_list): New fn.
4462 * tree.h: Declare it.
4463 (CONSTRUCTOR_ELT): New macro.
4464 (CONSTRUCTOR_NELTS): New macro.
4466 2008-07-02 Richard Guenther <rguenther@suse.de>
4468 * tree-ssa-structalias.c (struct variable_info): Reorder
4469 to fill padding on 64bit hosts. Make collapsed_to an int.
4470 (get_varinfo_fc): Deal with that.
4471 (new_var_info): Likewise.
4472 (collapse_rest_of_var): Likewise.
4474 2008-07-02 Joshua Sumali <jsumali@redhat.com>
4476 * doc/install.texi (--enable-java-home): Document.
4477 (--enable-aot-compile-rpm): Likewise.
4478 (--with-arch-directory): Likewise.
4479 (--with-os-directory): Likewise.
4480 (--with-origin-name): Likewise.
4481 (--with-arch-suffix): Likewise.
4482 (--with-jvm-root-dir): Likewise.
4483 (--with-jvm-jar-dir): Likewise.
4484 (--with-python-dir): Likewise.
4486 2008-07-02 Richard Guenther <rguenther@suse.de>
4488 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
4489 from decls explicitly. Merge operand checking from tuples.
4491 2008-07-02 Martin Jambor <mjambor@suse.cz>
4493 * tree-switch-conversion.c: Included timevar.h which I forgot before.
4495 2008-07-02 Martin Jambor <mjambor@suse.cz>
4497 * tree-switch-conversion.c: Included timevar.h
4498 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
4500 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
4502 2008-07-02 Martin Jambor <mjambor@suse.cz>
4504 * tree-switch-conversion.c: Corrected various comments and
4506 (build_constructors): Fixed minor formatting mistakes.
4508 * invoke.texi (Optimize Options): Corrected the
4509 switch-conversion-max-branch-ratio parameter.
4511 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
4513 * final.c (asm_insn_count): Return zero for an empty asm body.
4515 2008-07-02 Richard Guenther <rguenther@suse.de>
4517 * bitmap.h (bitmap_set_bit): Return bool.
4518 (bitmap_clear_bit): Likewise.
4519 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
4520 write to the bitmap if it would.
4521 (bitmap_clear_bit): Likewise.
4522 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
4523 bitmap_set_bit return value.
4524 (add_pred_graph_edge): Likewise.
4525 (add_graph_edge): Likewise.
4526 (do_sd_constraint): Likewise.
4527 (do_ds_constraint): Likewise.
4529 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4531 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
4532 Fix -Wc++-compat and/or -Wcast-qual warnings.
4533 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
4534 gen_regparm_prefix): Likewise.
4535 * vmsdbgout.c (write_modbeg, lookup_filename,
4536 vmsdbgout_source_line, vmsdbgout_init): Likewise.
4538 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
4540 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
4541 defaults.h definition apply.
4543 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4545 * function.c (assign_parm_remove_parallels): New.
4546 (assign_parm_setup_block_p): Do not return true for non-BLKmode
4548 (assign_parm_setup_block): Do not handle them.
4549 (assign_parm_setup_reg, assign_parm_setup_stack): Call
4550 assign_parm_remove_parallels.
4552 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4554 * c-typeck.c (convert_for_assignment): Use
4555 vector_targets_convertible_p.
4556 * c-common.c (vector_targets_convertible_p): New.
4557 * c-common.h (vector_targets_convertible_p): New prototype.
4558 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
4559 opaque_p_V2SI_type_node.
4561 2008-07-01 Steve Ellcey <sje@cup.hp.com>
4563 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
4566 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
4568 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
4569 TFmode constants via two element DImode vector for hosts with
4570 HOST_BITS_PER_WIDE_INT < 64.
4571 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
4572 also for HOST_BITS_PER_WIDE_INT < 64.
4574 2008-07-01 Richard Guenther <rguenther@suse.de>
4576 PR tree-optimization/36666
4577 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
4578 (get_constraint_exp_from_ssa_var): Split into ...
4579 (get_constraint_exp_for_temp): ... this ...
4580 (get_constraint_for_ssa_var): ... and that.
4581 Return constraint expressions for all touched sub-fields
4582 if the results address is not taken.
4583 (process_constraint): Remove assertion that aggregate
4584 assignments do not happen at this place.
4585 (get_constraint_for_component_ref): Add address_p argument.
4586 Return constraint expressions for all touched sub-fields
4587 if the results address is not taken.
4588 (do_deref): Use get_constraint_exp_for_temp.
4589 (get_constraint_for_1): Rename from ...
4590 (get_constraint_for): ... this. Add the old function as wrapper.
4591 (do_structure_copy): Use get_constraint_for_1.
4593 2008-07-01 Martin Jambor <mjambor@suse.cz>
4595 * Makefile.in (tree-switch-conversion.o): Add.
4596 (OBJS-common): Add tree-swtch-conversion.o.
4597 * passes.c (init_optimization_passes): Add pass_convert_switch.
4598 * tree-pass.h: (pass_convert_switch): Add.
4599 * tree-switch-conversion.c: New file.
4600 * gcc.dg/tree-ssa/cswtch.c: New testcase.
4601 * common.opt (ftree-cswtch): New option.
4602 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
4603 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
4604 * opts.c (decode_options): Set flag_tree_switch_conversion when
4605 optimization level is >= 2.
4606 * doc/invoke.texi (Optimize Options): Added description of
4607 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
4609 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4611 * config/darwin-driver.c (darwin_default_min_version): Fix
4612 -Wc++-compat warnings.
4614 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
4616 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
4619 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4621 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
4623 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4625 PR rtl-optimization/34744
4626 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
4627 (df_scan_free_internal): Free data structures not
4628 allocated in storage pools.
4629 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
4630 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
4631 df_scan_free_mws_vec.
4632 * dse.c (dse_step6): Free offset_map_p and offset_map_n
4635 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
4637 * config/i386/i386.c (contains_aligned_value_p): Return true
4639 (ix86_function_arg_boundary): Return its natural boundary
4641 (return_in_memory_32): Don't check TDmode.
4642 (ix86_split_to_parts): Support splitting into 4 parts and
4643 support TFmode for 32bit target.
4644 (ix86_split_long_move): Support splitting into 4 parts.
4645 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
4647 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
4648 (ix86_init_builtins): Here.
4649 (ix86_scalar_mode_supported_p): Always return true for TFmode.
4650 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
4651 'q' and 'w', respectively.
4653 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
4655 (movtf_internal): Likewise.
4656 (<code>tf2): Likewise.
4657 (*absnegtf2_sse): Likewise.
4658 (copysign<mode>3): Likewise.
4659 (copysign<mode>3_const): Likewise.
4660 (copysign<mode>3_var): Likewise.
4661 (define_split UNSPEC_COPYSIGN): Likewise.
4662 * config/i386/sse.md (*nandtf3): Likewise.
4663 (<code>tf3): Likewise.
4664 (*<code>tf3): Likewise.
4666 2008-06-30 Joey Ye <joey.ye@intel.com>
4667 H.J. Lu <hongjiu.lu@intel.com>
4669 * global.c (compute_regsets): Set frame_pointer_needed here.
4670 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
4672 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4674 * doc/install.texi (specific): Expand Windows build notes.
4676 2008-06-30 Ira Rosen <irar@il.ibm.com>
4678 PR tree-optimization/36648
4679 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
4680 number of prolog iterations by step. Fix the comment.
4682 2008-06-30 Richard Guenther <rguenther@suse.de>
4685 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
4686 handle calls from ECF_MALLOC functions.
4687 (handle_pure_call): ECF_MALLOC functions do not return
4689 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
4691 2008-06-29 Andreas Schwab <schwab@suse.de>
4693 * config/m68k/m68k.c (print_operand): Always print a float
4695 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
4696 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
4699 * config/rs6000/x-linux64: Remove never used file.
4701 2008-06-29 Richard Guenther <rguenther@suse.de>
4703 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
4705 (struct alias_info): Move ...
4706 * tree-ssa-alias.c: ... here.
4707 (update_alias_info): Declare.
4708 (compute_may_aliases): Call it.
4709 (update_alias_info): New function.
4710 * tree-ssa-structalias.c (update_alias_info): Move ...
4711 * tree-ssa-alias.c (update_alias_info_1): ... here.
4712 * tree-ssa-structalias.c (process_constraint_1): Remove
4713 unused from_call argument. Rename to ...
4714 (process_constraint): ... this. Delete old wrapper.
4715 (make_constraint_to): Adjust callers.
4716 (handle_const_call): Likewise.
4717 (handle_pure_call): Likewise.
4718 (init_base_vars): Likewise.
4719 (handle_lhs_call): Likewise. Remove unnecessary constraint.
4720 (find_func_aliases): We don't need structure copies for
4722 (make_constraint_from_anything): Remove.
4723 (create_variable_info_for): For globals make constraints
4724 from escaped, not from anything.
4725 (compute_points_to_sets): Do not call update_alias_info.
4726 (ipa_pta_execute): Use make_constraint_from.
4728 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4730 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
4731 (bitmap.o-warn, dominance.o-warn): New.
4732 * configure.ac (cxx_compat_warn): Delete.
4733 (loose_warn): Add -Wcast-qual and -Wc++-compat.
4734 * system.h: Remove #pragma diagnostic for -Wcast-qual and
4736 * configure: Regenerate.
4738 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
4741 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4743 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
4744 * df-scan.c (df_notes_rescan): Likewise.
4745 * ggc-page.c (set_page_table_entry): Likewise.
4746 * intl.c (gcc_gettext_width): Likewise.
4747 * varasm.c (get_unnamed_section, get_noswitch_section,
4748 get_section): Likewise.
4750 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
4752 * regrename.c (build_def_use): Don't copy RTX.
4754 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
4756 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
4757 (Type Attributes): Fix nesting of @table and @subsection. Adjust
4758 punctuation. Use @ref instead of @xref.
4759 (Function Names): Remove stray @display/@end display.
4760 (C++ Attributes): Use @ref instead of @xref.
4761 (Deprecated Features): Fix punctuation around @xref.
4762 (Backwards Compatibility): Likewise.
4763 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
4765 2008-06-28 Joseph Myers <joseph@codesourcery.com>
4767 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
4768 constants for E500 double.
4770 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4772 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
4773 element type of const_vector.
4775 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
4777 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
4778 Remove FLAGS_REG clobber from expander pattern.
4779 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
4780 (anddi3, andsi3, andhi3, andqi3): Ditto.
4781 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
4782 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
4783 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
4784 (ashlsi3, ashlhi3, ashlqi3): Ditto.
4785 (ashrsi3, ashrhi3, ashrqi3): Ditto.
4786 (lshrsi3, lshrhi3, lshrqi3): Ditto.
4787 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
4788 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
4790 2008-06-28 Richard Guenther <rguenther@suse.de>
4792 * tree-ssa-structalias.c (callused_id, var_callused,
4793 callused_tree): Add.
4794 (handle_pure_call): New function.
4795 (find_func_aliases): Call it.
4796 (find_what_p_points_to): Handle the call-used set.
4797 (clobber_what_escaped): Likewise.
4798 (compute_call_used_vars): New function.
4799 (init_base_vars): Init the call-used variable.
4800 (do_sd_constraint): Do not propagate the solution from CALLUSED
4801 but use CALLUSED as a placeholder.
4802 (solve_graph): Likewise.
4803 * tree-flow-inline.h (gimple_call_used_vars): New function.
4804 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
4805 (compute_call_used_vars): Declare.
4806 * tree-ssa-alias.c (set_initial_properties): Call
4807 compute_call_used_vars.
4808 (reset_alias_info): Clear call-used variables.
4809 (add_call_clobber_ops): Assert we are not called for const/pure
4810 functions. Remove handling of them.
4811 (add_call_read_ops): Handle pure functions by adding the
4812 call-used set of variables as VUSEs.
4813 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
4814 (delete_tree_ssa): Free it.
4815 * tree-dfa.c (remove_referenced_var): Clear the var from the
4818 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
4820 * tree.c (build_varargs_function_type_list): New.
4821 (build_function_type_list_1): New.
4822 (build_function_type_list): Use build_function_type_list_1.
4823 * tree.h (build_varargs_function_type_list): New.
4825 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4828 * config/spu/spu.c (spu_builtin_splats): Do not generate
4829 invalid CONST_VECTOR expressions.
4830 (spu_expand_vector_init): Likewise.
4832 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
4834 * optabs.c (libfunc_decls): New variable.
4835 (libfunc_decl_hash, libfunc_decl_eq): New functions.
4836 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
4837 for the same function twice.
4839 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
4841 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
4842 ix86_expand_binary_operator directly.
4843 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
4845 (*ashrti3_1): Ditto.
4846 (*lshrti3_1): Ditto.
4847 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
4848 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
4849 using only one splitter. Conditionaly execute splitter before or
4850 after peephole2 pass.
4851 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
4852 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
4853 Use only one alternative in asm template.
4854 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
4856 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
4857 "J" operand constraint for operand 2.
4858 (*ashldi3_cconly_rex64): Ditto.
4859 (*ashrdi3_cmp_rex64): Ditto.
4860 (*ashrdi3_cconly_rex64): Ditto.
4861 (*lshrdi3_cmp_rex64): Ditto.
4862 (*lshrdi3_cconly_rex64): Ditto.
4863 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
4864 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
4865 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
4868 2008-06-27 Jakub Jelinek <jakub@redhat.com>
4870 * gimplify.c (omp_is_private): Don't return true if decl is not
4871 already private on #pragma omp for or #pragma omp parallel for.
4874 * tree-cfg.c (struct move_stmt_d): Replace block field with
4875 orig_block and new_block fields.
4876 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
4877 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
4878 (move_block_to_fn): Replace vars_map and new_label_map arguments
4879 with struct move_stmt_d pointer.
4880 (replace_block_vars_by_duplicates): New function.
4881 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
4882 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
4883 all subblocks of ORIG_BLOCK to the new function. Call
4884 replace_block_vars_by_duplicates.
4885 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
4886 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
4887 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
4888 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
4889 (expand_omp): Temporarily set input_location to the location of
4890 region's controlling stmt.
4891 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
4892 BIND_EXPR, push ctx->block_vars and gimplification vars into
4893 the BIND_EXPR and its block's BLOCK_VARS instead of directly
4895 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
4896 there are any BLOCK_VARS.
4897 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
4898 OMP_PARALLEL or OMP_TASK stmt.
4899 (lower_omp): Save and restore input_location around the lower_omp_1
4902 2008-06-27 Richard Guenther <rguenther@suse.de>
4904 PR tree-optimization/36400
4905 PR tree-optimization/36373
4906 PR tree-optimization/36344
4907 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
4908 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
4909 (update_alias_info): Remove call clobbering code.
4910 (make_constraint_to): New helper function.
4911 (make_escape_constraint): Likewise.
4912 (handle_rhs_call): Use it on all pointer containing arguments.
4913 Also mark the static chain escaped.
4914 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
4915 instead of ANYTHING.
4916 (make_constraint_from): New helper split out from ...
4917 (make_constraint_from_anything): ... here.
4918 (find_func_aliases): Add constraints for escape sites.
4919 (intra_create_variable_infos): Make constraints from NONLOCAL
4921 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
4923 (clobber_what_p_points_to): Remove.
4924 (clobber_what_escaped): New function.
4925 (init_base_vars): Init NONLOCAL and ESCAPED.
4926 (do_sd_constraint): Do not propagate the solution from ESCAPED
4927 but use ESCAPED as a placeholder.
4928 (solve_graph): Likewise.
4929 * tree-flow.h (clobber_what_p_points_to): Remove.
4930 (clobber_what_escaped): Declare.
4931 * tree-ssa-alias.c (set_initial_properties): Call it.
4932 Remove code clobbering escaped pointers.
4934 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
4936 * function.c (allocate_struct_function): Only allocate a unique
4937 funcdef_no if the decl is nonzero.
4939 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
4941 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
4942 * config/mips/mips.c (mips_split_const_insns): New function.
4943 * config/mips/mips.md (move_type): New attribute.
4944 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
4945 (dword_mode): New attribute.
4946 (type): Avoid long line. Map "move_type"s to "type"s,
4947 choosing "multi" for doubleword moves if appropriate.
4948 Swap MTC/MFC comments to match their declaration order.
4949 (extended_mips16): Default to "yes" if "move_type" is "sll0",
4950 "type" is "branch" or "jal" is "direct".
4951 (length): Handle "extended_mips16" first. Make the default
4952 "0" for "ghost" instructions. Set the length from "move_type".
4953 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
4954 of "type", with "sll0" for the register alternative. Remove the
4955 "extended_mips16" attribute.
4956 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
4957 of "type", with "shift_shift" for the register alternative.
4958 Remove the "length" attribute.
4959 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
4960 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
4961 of "type", with "andi" for the register alternative.
4962 (*zero_extendqihi2): Likewise.
4963 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
4964 of "andi" instead of a "type" of "arith".
4965 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
4967 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
4968 (mov_<store>r, *mov<mode>_ra): Likewise.
4969 (extendsidi2): Use "move_type" instead of "type", with "move"
4970 for the register alternative.
4971 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
4972 of "type", with "signext" for the register alternative.
4973 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
4974 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
4975 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
4976 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
4977 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
4978 (unnamed branch insn): Likewise.
4979 (*movdi_gp32_fp64): Fold into...
4980 (*movdi_32bit): ...here.
4981 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
4982 (*movdf_hardfloat): ...this new pattern.
4983 (*movdf_softfloat): Remove redundant FPR alternatives.
4984 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
4985 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
4986 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
4987 the "move" attribute.
4988 (*movdi_32bit): Use "move_type" instead of "type" and remove the
4989 "length" attribute. Use "fpload" and "fpstore" instead of "load"
4990 and "store" for COP loads and stores.
4991 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
4992 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
4993 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
4994 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
4995 (*movtf_mips16, *movv2sf): Likewise.
4996 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
4997 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
4998 (mfhc1<mode>): Use "move_type" instead of "move".
4999 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
5000 (loadgp_blockage): Remove the "length" attribute.
5001 (blockage, set_got_version, update_got_version): Likewise.
5002 (call_internal): Remove the "extended_mips16" attribute.
5003 (call_value_internal, call_value_multiple_internal): Likewise.
5004 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
5006 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
5007 the "length" attribute.
5009 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5011 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
5012 -Wcast-qual warnings.
5013 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
5014 handle_pragma_pop_macro): Likewise.
5015 * collect2.c (resolve_lib_name): Likewise.
5016 * config/arc/arc.c (arc_init): Likewise.
5017 * config/arm/arm.c (neon_builtin_compare,
5018 locate_neon_builtin_icode): Likewise.
5019 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
5020 * config/bfin/bfin.c (bfin_init_machine_status,
5021 bfin_optimize_loop): Likewise.
5022 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
5023 * config/cris/cris.c (cris_init_expanders): Likewise.
5024 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
5025 * config/darwin.c (machopic_indirection_eq,
5026 machopic_indirection_name, machopic_output_indirection): Likewise.
5027 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
5028 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
5029 frv_optimize_membar): Likewise.
5030 * config/i386/cygwin.h (mingw_scan,
5031 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
5032 * config/i386/cygwin1.c (mingw_scan): Likewise.
5033 * config/i386/i386.c (machopic_output_stub): Likewise.
5034 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
5035 i386_pe_unique_section): Likewise.
5036 * config/ia64/ia64.c (ia64_init_machine_status,
5037 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
5039 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
5040 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
5041 * config/m68k/m68k.c (m68k_handle_option,
5042 m68k_sched_md_init_global): Likewise.
5043 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
5044 mcore_unique_section): Likewise.
5045 * config/mips/mips.c (mips_block_move_straight,
5046 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
5048 * config/mmix/mmix.c (mmix_init_machine_status,
5049 mmix_encode_section_info): Likewise.
5050 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
5051 * config/rs6000/rs6000.c (rs6000_init_machine_status,
5052 print_operand_address, output_toc, redefine_groups,
5053 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
5054 * config/s390/s390.c (s390_init_machine_status): Likewise.
5055 * config/score/score.c (score_block_move_straight,
5056 score_block_move_loop_body): Likewise.
5057 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
5058 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
5059 * emit-rtl.c (find_auto_inc): Likewise.
5060 * gcc.c (translate_options, process_command): Likewise.
5061 * reorg.c (dbr_schedule): Likewise.
5062 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
5063 * xcoffout.c (xcoffout_declare_function): Likewise.
5065 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
5067 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
5068 ipa-pta working again.
5070 2008-06-27 David Edelsohn <edelsohn@gnu.org>
5072 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
5075 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
5077 * config.gcc (powerpc*-*-*): Add new core e500mc.
5078 * config/rs6000/e500mc.md: New file.
5079 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5081 (rs6000_override_options): Add e500mc case to
5082 processor_target_table. Altivec and Spe options not allowed
5083 with e500mc. Add isel instruction to e500mc by
5084 default. Initialize rs6000_cost for e500mc.
5085 (rs6000_issue_rate): Set issue rate for e500mc.
5086 * config/rs6000/rs6000.h (processor_type): Add
5087 PROCESSOR_PPCE500MC.
5088 (ASM_CPU_SPEC): Add e500mc.
5089 Set TARGET_ISEL to rs6000_isel.
5090 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
5091 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
5092 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
5094 * doc/invoke.texi: Add e500mc to list of cpus.
5096 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5099 * c-lex.c (lex_charconst): Initialize unsignedp.
5101 2008-06-27 Olivier Hainque <hainque@adacore.com>
5103 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
5104 documented assumptions.
5106 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
5108 * dwarf2out.c: Remove trailing white spaces. Break long line
5111 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
5113 * libfuncs.h (LTI_synchronize): New libfunc_index.
5114 (synchronize_libfunc): Declare.
5115 * builtins.c (expand_builtin_synchronize): Consider using
5116 synchronize_libfunc before falling back on an asm blockage.
5117 * config/mips/mips.c: Include libfuncs.h
5118 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
5120 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
5122 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
5123 parameter. Copy stack_reg to r11 where appropriate.
5124 (no_global_regs_above): Add gpr parameter.
5125 (rs6000_stack_info): Only add padding for SPE save area if we
5126 are saving SPE GPRs and CR.
5127 (saveres_routine_syms): New variable.
5128 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
5130 (rs6000_savres_routine_sym): New function.
5131 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
5133 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
5134 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
5135 Tweak FPR out-of-line saving.
5136 (rs6000_make_savres_rtx): New function.
5137 (rs6000_use_multiple_p): New function.
5138 (rs6000_savres_strategy): New function.
5139 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
5140 out-of-line if appropriate.
5141 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
5142 if we are optimizing for size.
5143 (GP_SAVE_INLINE): Define.
5144 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
5145 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
5146 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
5147 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
5148 (*save_fpregs_<mode>): Add use of r11.
5149 (*restore_gpregs_<mode>): New insn.
5150 (*return_and_restore_gpregs_<mode>): New insn.
5151 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
5153 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
5154 (*restore_gpregs_spe): New insn.
5155 (*return_and_restore_gpregs_spe): New insn.
5156 * config/rs6000/predicates.md (save_world_operation): Fix check.
5158 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
5160 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
5161 this point, so assert that.
5163 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
5165 * cfganal.c: Include vec.h and vecprim.h.
5166 (compute_idf): Import from...
5167 * tree-into-ssa (compute_idf): ...here.
5168 * basic-block.h (compute_idf): Export.
5170 2008-06-26 Joseph Myers <joseph@codesourcery.com>
5172 * c-decl.c (merge_decls): Use !current_function_decl to check for
5173 extern declaration of C99 inline function being at file scope.
5175 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
5177 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
5179 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5181 * alias.c (record_alias_subset, init_alias_analysis): Fix
5182 -Wc++-compat and/or -Wcast-qual warnings.
5183 * attribs.c (lookup_attribute_spec): Likewise.
5184 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
5185 copy_bb, connect_traces,
5186 find_rarely_executed_basic_blocks_and_cr): Likewise.
5187 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
5188 note_btr_set, migrate_btr_defs): Likewise.
5189 * builtins.c (result_vector, expand_builtin_memcpy,
5190 expand_builtin_mempcpy_args, expand_builtin_strncpy,
5191 builtin_memset_read_str, expand_builtin_printf,
5192 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
5194 * caller-save.c (mark_set_regs): Likewise.
5195 * calls.c (expand_call, emit_library_call_value_1): Likewise.
5196 * cgraph.c (cgraph_edge): Likewise.
5197 * combine.c (likely_spilled_retval_1): Likewise.
5198 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
5199 htab_counts_entry_del, get_coverage_counts): Likewise.
5200 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
5201 new_cselib_val): Likewise.
5202 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
5203 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
5205 * df-core.c (df_compact_blocks): Likewise.
5206 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
5207 * df-scan.c (df_grow_reg_info, df_ref_create,
5208 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
5209 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
5210 df_record_entry_block_defs, df_record_exit_block_uses,
5211 df_bb_verify): Likewise.
5212 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
5213 DF_REF_EXTRACT_MODE_CONST): New.
5214 * dominance.c (get_immediate_dominator, get_dominated_by,
5215 nearest_common_dominator, root_of_dom_tree,
5216 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
5217 -Wc++-compat and/or -Wcast-qual warnings.
5218 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
5219 record_store, replace_read, check_mem_read_rtx, scan_insn,
5220 dse_step1, dse_record_singleton_alias_set): Likewise.
5221 * dwarf2asm.c (dw2_force_const_mem): Likewise.
5223 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5225 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
5226 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
5227 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
5228 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
5229 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
5230 add_ranges_num, add_ranges_by_labels, file_info_cmp,
5231 file_name_acquire, output_file_names, add_const_value_attribute,
5232 premark_used_types_helper, file_table_eq, file_table_hash,
5233 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
5234 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
5235 -Wcast-qual warnings.
5236 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
5237 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
5238 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
5239 gen_reg_rtx, start_sequence, init_emit): Likewise.
5240 * et-forest.c (et_new_occ, et_new_tree): Likewise.
5241 * except.c (init_eh_for_function, gen_eh_region,
5242 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
5243 arh_to_landing_pad, arh_to_label, add_action_record,
5244 add_call_site, switch_to_exception_section): Likewise.
5245 * expmed.c (synth_mult): Likewise.
5246 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
5247 store_expr): Likewise.
5248 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
5250 * function.c (assign_stack_temp_for_type,
5251 allocate_struct_function, match_asm_constraints_1): Likewise.
5252 * gcov-io.c (gcov_allocate): Likewise.
5253 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
5254 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
5255 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
5256 record_one_set, insert_expr_in_table, insert_set_in_table,
5257 dump_hash_table, compute_hash_table_work, alloc_hash_table,
5258 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
5259 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
5260 -Wcast-qual warnings.
5262 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5264 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
5265 -Wcast-qual warnings.
5266 * gcc.c (process_command): Likewise.
5267 * genattrtab.c (oballoc): Use XOBNEW.
5268 (oballocvec): Define.
5269 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
5270 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
5271 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
5272 -Wc++-compat and/or -Wcast-qual warnings.
5273 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
5274 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
5275 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
5276 gen_presence_absence_set, gen_automaton, gen_regexp_el,
5277 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
5278 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
5279 add_excls, process_presence_absence_names,
5280 process_presence_absence_patterns, add_presence_absence,
5281 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
5282 get_free_state, add_arc, get_free_automata_list_el,
5283 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
5284 transform_3, cache_presence, create_ainsns, create_automata,
5285 create_state_ainsn_table, dfa_insn_code_enlarge,
5286 output_trans_func, output_min_issue_delay_func,
5287 output_dead_lock_func, output_reset_func,
5288 output_get_cpu_unit_code_func, output_dfa_start_func,
5289 expand_automata): Likewise.
5290 * genextract.c (gen_insn): Likewise.
5291 * gengtype-lex.l: Likewise.
5292 * gengtype.c (read_input_list, adjust_field_type,
5293 process_gc_options): Likewise.
5294 * genoutput.c (note_constraint): Likewise.
5295 * genpreds.c (mangle, add_constraint): Likewise.
5296 * genrecog.c (process_define_predicate, new_decision,
5297 add_to_sequence): Likewise.
5298 * gensupport.c (record_insn_name): Likewise.
5300 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5302 * config/i386/driver-i386.c (detect_caches_amd,
5303 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
5304 and/or -Wcast-qual warnings.
5305 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
5306 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
5307 gt_pch_save): Likewise.
5308 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
5309 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
5310 * global.c (compute_regsets): Likewise.
5311 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
5312 finish_graph_dump_file): Likewise.
5313 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
5314 unlink_bb_notes): Likewise.
5315 * integrate.c (get_hard_reg_initial_val): Likewise.
5316 * ipa-prop.c (ipa_push_func_to_list): Likewise.
5317 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
5318 * local-alloc.c (update_equiv_regs): Likewise.
5319 * loop-invariant.c (check_invariant_table_size,
5320 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
5322 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
5323 altered_reg_used, mark_altered): Likewise.
5324 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
5325 insert_var_expansion_initialization,
5326 combine_var_copies_in_loop_exit, apply_opt_in_copies,
5327 release_var_copies): Likewise.
5328 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
5329 analyze_matrix_decl, add_allocation_site, analyze_transpose,
5330 analyze_accesses_for_phi_node, check_var_notmodified_p,
5331 check_allocation_function, find_sites_in_func,
5332 record_all_accesses_in_func, transform_access_sites,
5333 transform_allocation_sites): Likewise.
5334 * omp-low.c (new_omp_region, create_omp_child_function_name,
5335 check_omp_nesting_restrictions, check_combined_parallel,
5336 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
5337 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
5338 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
5339 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
5341 * opts-common.c (prune_options): Likewise.
5342 * opts.c (add_input_filename, print_filtered_help,
5343 get_option_state): Likewise.
5344 * params.c (add_params): Likewise.
5345 * passes.c (set_pass_for_id, next_pass_1,
5346 do_per_function_toporder, pass_fini_dump_file): Likewise.
5347 * postreload.c (reload_cse_simplify_operands): Likewise.
5348 * predict.c (tree_predicted_by_p, tree_predict_edge,
5349 clear_bb_predictions, combine_predictions_for_bb): Likewise.
5351 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5353 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
5355 * recog.c (check_asm_operands, validate_change_1): Likewise.
5356 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
5357 subst_asm_stack_regs): Likewise.
5358 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
5359 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
5360 * regmove.c (reg_is_remote_constant_p): Likewise.
5361 * regrename.c (regrename_optimize, scan_rtx_reg,
5362 kill_clobbered_value, kill_set_value, kill_autoinc_value):
5364 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
5365 regstat_compute_calls_crossed): Likewise.
5366 * reload1.c (init_reload, new_insn_chain,
5367 has_nonexceptional_receiver, reload, copy_reloads,
5368 calculate_needs_all_insns, init_elim_table): Likewise.
5369 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
5370 * rtl.c (shallow_copy_rtx_stat): Likewise.
5371 * rtlanal.c (parms_set): Likewise.
5372 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
5373 sbitmap_resize, sbitmap_vector_alloc): Likewise.
5374 * sched-ebb.c (earliest_block_with_similiar_load,
5375 add_deps_for_risky_insns): Likewise.
5376 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
5377 schedule_region): Likewise.
5378 * see.c (eq_descriptor_pre_extension,
5379 hash_descriptor_pre_extension, hash_del_pre_extension,
5380 eq_descriptor_properties, hash_descriptor_properties,
5381 hash_del_properties, see_seek_pre_extension_expr,
5382 see_initialize_data_structures, see_print_register_properties,
5383 see_print_pre_extension_expr, see_delete_merged_def_extension,
5384 see_delete_unmerged_def_extension, see_emit_use_extension,
5385 see_pre_delete_extension, see_map_extension, see_commit_changes,
5386 see_analyze_merged_def_local_prop,
5387 see_analyze_merged_def_local_prop,
5388 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
5389 see_set_prop_merged_def, see_set_prop_unmerged_def,
5390 see_set_prop_unmerged_use, see_print_one_extension,
5391 see_merge_one_use_extension, see_merge_one_def_extension,
5392 see_store_reference_and_extension, see_update_uses_relevancy,
5393 see_update_defs_relevancy): Likewise.
5394 * statistics.c (hash_statistics_hash, hash_statistics_eq,
5395 hash_statistics_free, curr_statistics_hash): Likewise.
5396 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
5397 expand_asm_operands, expand_return, case_bit_test_cmp,
5398 expand_case): Likewise.
5399 * stor-layout.c (start_record_layout): Likewise.
5400 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
5401 gt_pch_save_stringpool): Likewise.
5402 * tree-data-ref.c (hash_stmt_vertex_info,
5403 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
5404 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
5406 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
5409 * config/i386/i386.md : Change constraints of HImode and QImode
5410 immediate operands from "i" to "n". Change SImode "ni" constraint to
5411 "i" and SImode "rmi" constraint to "g". Remove all constraints
5412 from const0_operand and const1_operand predicated operands.
5413 (i): Change QImode and HImode attribute from "i" to "n".
5414 (*subqi_2): Change HImode operands to QImode.
5417 2008-06-25 Olivier Hainque <hainque@adacore.com>
5419 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
5422 2008-06-25 Richard Guenther <rguenther@suse.de>
5424 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
5425 not overflow the result type.
5427 2008-06-25 Richard Guenther <rguenther@suse.de>
5429 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
5430 (vn_lookup): Likewise.
5432 2008-06-25 Richard Guenther <rguenther@suse.de>
5434 PR tree-optimization/35518
5435 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
5436 * tree-sra.c (instantiate_element): Use fold_build3 to build
5438 (try_instantiate_multiple_fields): Likewise.
5440 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5442 * config/rs6000/rs6000.md: Change all string instruction's clobber to
5445 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5447 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
5448 use_backchain_to_restore_sp to true
5449 if the offset of the link register save area would go over the 32k - 1
5450 offset limit of the load
5453 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
5455 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
5456 anchor for the type-punning blurb. Cross-reference "Structures
5457 unions enumerations and bit-fields implementation". Provide a
5458 cast-through-pointer example. Make final sentence self-contained.
5459 * doc/implement-c.texi (Structures unions enumerations and
5460 bit-fields implementation): Cross-reference the type-punning blurb
5461 in the -fstrict-aliasing documentation.
5463 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5466 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
5467 the memory instead of the memory itself for the save area.
5469 2008-06-24 Olivier Hainque <hainque@adacore.com>
5470 Nicolas Roche <roche@adacore.com>
5472 * gengtype.c (srcdir_len): size_t instead of int.
5473 (get_file_realbasename): New function. For F a filename, the real
5474 basename of F, with all the path components stripped.
5475 (get_file_srcdir_relative_path): New function. For F a filename, the
5476 relative path to F from $(srcdir).
5477 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
5478 get_file_realbasename. Adjust the head comment.
5479 (get_prefix_langdir_index): New function. For F a filename, return the
5480 lang_dir_names[] relative index of the language directory that is
5482 (get_file_langdir): For F a filename, return the name of the language
5483 directory where F is located.
5484 (get_file_gtfilename): New function. The gt- output file name for an
5486 (get_output_file_with_visibility): Replace in-line computations with
5487 uses of get_file_gtfilename and get_prefix_langdir_index.
5488 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
5490 2008-06-24 Jakub Jelinek <jakub@redhat.com>
5492 PR tree-optimization/36504
5493 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
5494 references without base address.
5496 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5499 * calls.c (expand_call): Increase alignment for recursive functions.
5501 2008-06-23 Anatoly Sokolov <aesok@post.ru>
5503 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
5504 (TARGET_FUNCTION_VALUE): New define.
5505 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
5506 * config/avr/avr.h (FUNCTION_VALUE): Remove.
5508 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5510 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
5511 (fmod<mode>3): Ditto.
5512 (remainderxf3): Ditto.
5513 (remainder<mode>3): Ditto.
5515 2008-06-23 Jakub Jelinek <jakub@redhat.com>
5518 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
5519 REG is a hard register.
5521 PR tree-optimization/36508
5522 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
5523 499, don't check it at all in release compilers.
5525 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5527 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
5528 together with SSE_TARGET_MATH to disable insn pattern.
5529 (*fop_<MODEF:mode>_2_i387): Ditto.
5530 (*fop_<MODEF:mode>_3_i387): Ditto.
5532 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
5534 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
5536 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5539 * gimplify.c (gimplify_asm_expr): Check the return code of
5540 parse_output_constraint call, set function return and is_inout
5543 2008-06-22 Ian Lance Taylor <iant@google.com>
5545 * c-lex.c (narrowest_unsigned_type): Change itk to int.
5546 (narrowest_signed_type): Likewise.
5547 * c-typeck.c (c_common_type): Change local variable mclass to enum
5549 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
5550 tcc_comparison, not the tree code itself.
5551 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
5552 (c_expand_expr): Cast modifier to enum expand_modifier.
5553 * c-common.h (C_RID_CODE): Add casts.
5554 (C_SET_RID_CODE): Define.
5555 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
5556 (c_lex_one_token): Add cast to avoid warning.
5557 (c_parser_objc_type_name): Rename local typename to type_name.
5558 (check_no_duplicate_clause): Change code parameter to enum
5560 (c_parser_omp_var_list_parens): Change kind parameter to enum
5562 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
5563 c_parser_omp_list_var_parens.
5564 (c_parser_omp_threadprivate): Likewise.
5565 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
5566 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
5567 * c-format.c (NO_FMT): Define.
5568 (printf_length_specs): Use NO_FMT.
5569 (asm_fprintf_length_specs): Likewise.
5570 (gcc_diag_length_specs): Likewise.
5571 (scanf_length_specs): Likewise.
5572 (strfmon_length_specs): Likewise.
5573 (gcc_gfc_length_specs): Likewise.
5574 (printf_flag_specs): Change 0 to STD_C89.
5575 (asm_fprintf_flag_specs): Likewise.
5576 (gcc_diag_flag_specs): Likewise.
5577 (gcc_cxxdiag_flag_specs): Likewise.
5578 (scanf_flag_specs): Likewise.
5579 (strftime_flag_specs): Likewise.
5580 (strfmon_flag_specs): Likewise.
5581 (print_char_table): Likewise.
5582 (asm_fprintf_char_table): Likewise.
5583 (gcc_diag_char_table): Likewise.
5584 (gcc_tdiag_char_table): Likewise.
5585 (gcc_cdiag_char_table): Likewise.
5586 (gcc_cxxdiag_char_table): Likewise.
5587 (gcc_gfc_char_table): Likewise.
5588 (scan_char_table): Likewise.
5589 (time_char_table): Likewis.
5590 (monetary_char_table): Likewise.
5591 * c-format.h (BADLEN): Likewise.
5593 2008-06-21 Ian Lance Taylor <iant@google.com>
5595 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
5596 Define END_OF_BASE_TREE_CODES around inclusion.
5597 * tree.c (tree_code_type): New global array.
5598 (tree_code_length, tree_code_name): Likewise.
5599 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
5601 (all-tree.def, s-alltree): New targets.
5602 (gencheck.h, s-gencheck): Remove.
5603 (tree.o): Depend upon all-tree.def.
5604 (build/gencheck.o): Remove gencheck.h dependency.
5605 (mostlyclean): Don't remove gencheck.h.
5606 * c-common.h (enum c_tree_code): Remove.
5607 * c-lang.c (tree_code_type): Remove.
5608 (tree_code_length, tree_code_name): Remove.
5609 * gencheck.c (tree_codes): Include all-tree.def, rather than
5610 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
5612 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
5614 * cp/cp-tree.h (enum cplus_tree_code): Remove.
5615 (operator_name_info): Size to MAX_TREE_CODES.
5616 (assignment_operator_name_info): Likewise.
5617 * cp/cp-lang.c (tree_code_type): Remove.
5618 (tree_code_length, tree_code_name): Remove.
5619 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
5620 (assignment_operator_name_info): Likewise.
5621 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
5623 * cp/mangle.c (write_expression): Likewise.
5624 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
5625 * fortran/f95-lang.c (tree_code_type): Remove.
5626 (tree_code_length, tree_code_name): Remove.
5627 * java/java-tree.h (enum java_tree_code): Remove.
5628 * java/lang.c (tree_code_type): Remove.
5629 (tree_code_length, tree_code_name): Remove.
5630 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
5631 * objc/objc-act.h (enum objc_tree_code): Remove.
5632 * objc/objc-lang.c (tree_code_type): Remove.
5633 (tree_code_length, tree_code_name): Remove.
5634 * objcp/objcp-lang.c (tree_code_type): Remove.
5635 (tree_code_length, tree_code_name): Remove.
5636 * ada/ada-tree.h (enum gnat_tree_code): Remove.
5637 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
5638 * ada/misc.c (tree_code_type): Remove.
5639 (tree_code_length, tree_code_name): Remove.
5641 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
5643 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
5644 the grand_bitmap_obstack.
5646 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5648 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
5649 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
5650 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
5651 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
5652 move_stmt_r, new_label_mapper): Likewise.
5653 * tree-complex.c (cvc_lookup): Likewise.
5654 * tree-dfa.c (create_function_ann): Likewise.
5655 * tree-dump.c (dump_register): Likewise.
5656 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
5657 find_phi_replacement_condition): Likewise.
5658 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
5659 tree_function_versioning): Likewise.
5660 * tree-into-ssa.c (cmp_dfsnum): Likewise.
5661 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
5662 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
5663 get_nonlocal_debug_decl, convert_nonlocal_reference,
5664 convert_nonlocal_omp_clauses, get_local_debug_decl,
5665 convert_local_reference, convert_local_omp_clauses,
5666 convert_nl_goto_reference, convert_nl_goto_receiver,
5667 convert_tramp_reference, convert_call_expr): Likewise.
5668 * tree-outof-ssa.c (contains_tree_r): Likewise.
5669 * tree-parloops.c (reduction_phi, initialize_reductions,
5670 eliminate_local_variables_1, add_field_for_reduction,
5671 add_field_for_name, create_phi_for_local_result,
5672 create_call_for_reduction_1, create_loads_for_reductions,
5673 create_stores_for_reduction, create_loads_and_stores_for_name):
5675 * tree-phinodes.c (allocate_phi_node): Likewise.
5676 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
5677 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
5678 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
5679 * tree-ssa-coalesce.c (compare_pairs): Likewise.
5680 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
5681 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
5682 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
5683 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
5684 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
5685 vn_nary_op_insert): Likewise.
5686 * tree-ssa.c (redirect_edge_var_map_add,
5687 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
5688 * tree-vectorizer.c (vectorize_loops): Likewise.
5689 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
5690 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
5691 tree_cons_stat, build1_stat, build_variant_type_copy,
5692 decl_init_priority_lookup, decl_fini_priority_lookup,
5693 decl_priority_info, decl_restrict_base_lookup,
5694 decl_restrict_base_insert, decl_debug_expr_lookup,
5695 decl_debug_expr_insert, decl_value_expr_lookup,
5696 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
5697 type_hash_add, get_file_function_name, tree_check_failed,
5698 tree_not_check_failed, tree_range_check_failed,
5699 omp_clause_range_check_failed, build_omp_clause,
5700 build_vl_exp_stat): Likewise.
5701 * value-prof.c (gimple_histogram_value,
5702 gimple_duplicate_stmt_histograms): Likewise.
5703 * var-tracking.c (attrs_list_insert, attrs_list_copy,
5704 unshare_variable, variable_union_info_cmp_pos, variable_union,
5705 dataflow_set_different_1, dataflow_set_different_2,
5706 vt_find_locations, variable_was_changed, set_variable_part,
5707 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
5708 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
5709 section_entry_hash, object_block_entry_eq,
5710 object_block_entry_hash, create_block_symbol,
5711 initialize_cold_section_name, default_function_rodata_section,
5712 strip_reg_name, set_user_assembler_name, const_desc_eq,
5713 build_constant_desc, output_constant_def, lookup_constant_def,
5714 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
5715 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
5716 default_internal_label): Likewise.
5717 * varray.c (varray_init, varray_grow): Likewise.
5718 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
5720 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
5722 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
5723 operators for "test" insn. Macroize insn using SWI mode macro.
5724 (*jcc_fused_2): Ditto.
5725 (*jcc_fused_3): Macroize insn using SWI mode macro.
5726 (*jcc_fused_4): Ditto.
5728 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
5730 * tree-ssa-pre.c: Fix typo in comment.
5731 (init_antic, fini_antic): Add explicit funtions for
5732 initializing and deinitializing ANTIC and AVAIL sets.
5733 (create_expression_by_pieces): Fix typo in comment.
5734 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
5735 (execute_pre): Eventually dump details about ANTIC_IN.
5737 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5739 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
5740 * gcc.c (translate_options, init_spec, store_arg, read_specs,
5741 add_to_obstack, file_at_path, find_a_file, execute,
5742 add_preprocessor_option, add_assembler_option, add_linker_option,
5743 process_command, insert_wrapper, do_option_spec, do_self_spec,
5744 spec_path, do_spec_1, is_directory, main, used_arg,
5745 getenv_spec_function): Likewise.
5746 * tlink.c (symbol_hash_lookup, file_hash_lookup,
5747 demangled_hash_lookup, symbol_push, file_push, frob_extension):
5750 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5752 * doc/rtl.texi: Updated subreg section.
5754 2008-06-19 Jakub Jelinek <jakub@redhat.com>
5757 * cgraphunit.c (cgraph_process_new_functions): Don't clear
5758 node->needed and node->reachable.
5759 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
5760 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
5761 (expand_task_call): Don't call expand_task_copyfn.
5762 (expand_task_copyfn): Renamed to...
5763 (finalize_task_copyfn): ... this.
5765 2008-06-19 Jan Hubicka <jh@suse.cz>
5767 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
5768 clobbering framepointer.
5770 2008-06-19 Jan Hubicka <jh@suse.cz>
5772 * tree-optimize.c (execute_early_local_optimizations): Set
5773 cgraph_state only at first invocation.
5775 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5777 * system.h (-Wc++-compat): Activate as a warning, no an error.
5779 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
5781 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
5782 instead of "#" in insn asm template.
5783 (*jcc_fused_2): Ditto.
5785 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
5787 * config/i386/i386.h (ix86_tune_indices)
5788 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
5789 (TARGET_FUSE_CMP_AND_BRANCH): New define.
5790 * config/i386/i386.md (*jcc_fused_1): New insn pattern
5791 (*jcc_fused_2): Ditto.
5792 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
5793 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
5794 (print operand): Handle 'E' and 'e' code.
5796 2008-06-19 Anatoly Sokolov <aesok@post.ru>
5798 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
5799 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5800 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5802 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
5804 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
5806 (cgraph_expand_function): Use local copy of decl.
5807 (cgraph_expand_all_functions): Remove redundant initialization of
5809 (cgraph_optimize): Reword internal_error message.
5811 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
5813 * arm-protos.h (arm_return_in_memory): Remove public
5814 arm_return_in_memory() prototype.
5815 * arm.c (arm_return_in_memory): Add static prototype, add target
5816 hook macro, change definition and comments.
5817 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
5819 2008-06-19 Ben Elliston <bje@au.ibm.com>
5821 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
5822 real.c: Remove references to IEEE 754R.
5823 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
5824 * doc/libgcc.texi (Decimal float library routines): Likewise.
5826 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5828 * targhooks.h (struct gcc_target): New member unwind_word_mode.
5829 (default_unwind_word_mode): Add prototype.
5830 * targhooks.c (default_unwind_word_mode): New function.
5831 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
5832 instead of word_mode.
5833 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
5834 (TARGET_INITIALIZER): Use it.
5836 * c-common.c (handle_mode_attribute): Support "unwind_word"
5838 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
5840 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
5841 word_mode to access SjLj_Function_Context member "data".
5842 (sjlj_emit_dispatch_table): Likewise. Also, perform type
5843 conversion from targetm.eh_return_filter_mode () to
5844 targetm.unwind_word_mode () if they differ.
5846 * builtin-types.def (BT_UNWINDWORD): New primitive type.
5847 (BT_FN_UNWINDWORD_PTR): New function type.
5848 (BT_FN_WORD_PTR): Remove.
5849 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
5850 * except.c (expand_builtin_extend_pointer): Convert pointer to
5851 targetm.unwind_word_mode () instead of word_mode.
5853 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
5854 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
5855 (spu_unwind_word_mode): New function.
5856 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
5857 (TARGET_UNWIND_WORD_MODE): Define.
5858 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
5860 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5862 * config/spu/spu.c (reg_align): Remove.
5863 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
5864 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
5865 (spu_split_store): Likewise.
5867 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
5869 * gcc/tree-vn.c: Fix typo in comment.
5871 2008-06-18 Jan Hubicka <jh@suse.cz>
5873 * cgraphunit.c (cgraph_optimize): Output debug info when doing
5874 toplevel reorder too.
5876 2008-06-18 Jan Hubicka <jh@suse.cz>
5878 * c-opts.c (c_common_post_options): PCH is not compatible with
5880 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
5881 -fno-toplevel-reorder by default now.
5883 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5885 PR documentation/30739
5886 * doc/install.texi (Prerequisites): Document dependency on awk.
5888 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
5889 Ian Lance Taylor <iant@google.com>
5891 PR rtl-optimization/35604
5892 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
5893 only want to change jump destinations, not eventual label comparisons.
5895 2008-06-16 Jan Hubicka <jh@suse.cz>
5897 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
5899 (cgraph_analyze_function): Likewise.
5901 2008-06-16 Jan Hubicka <jh@suse.cz>
5903 * cgraph.h (cgraph_mark_if_needed): New function.
5904 * cgraphunit.c (cgraph_mark_if_needed): New function.
5905 * c-decl.c (duplicate_decl): Use it.
5907 2008-06-16 Jan Hubicka <jh@suse.cz>
5909 * cgraph.c (cgraph_add_new_function): When in expansion state, do
5912 2008-06-16 Jan Hubicka <jh@suse.cz>
5914 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
5916 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
5917 Kazu Hirata <kazu@codesourcery.com>
5918 Maxim Kuvyrkov <maxim@codesourcery.com
5920 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
5921 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
5922 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
5923 EXTRA_SPEC_FUNCTIONS.
5924 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
5925 (DRIVER_SELF_SPECS): Adjust.
5926 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
5927 * config/mips/st.h, config/mips/t-st: New.
5928 * config/mips/driver-native.c, config/mips/x-native: New.
5929 * doc/invoke.texi (MIPS): Document 'native' value for -march and
5932 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5934 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
5936 (ISA_HAS_FP_CONDMOVE): New macro.
5937 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
5938 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
5939 (ISA_HAS_NMADD3_NMSUB3): New macro.
5940 * config/mips/mips.c (mips_rtx_costs): Update.
5941 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
5942 compiling for ST Loongson 2E/2F.
5943 (madd<mode>): Rename to madd4<mode>. Update.
5944 (madd3<mode>): New pattern.
5945 (msub<mode>): Rename to msub4<mode>. Update.
5946 (msub3<mode>): New pattern.
5947 (nmadd<mode>): Rename to nmadd4<mode>. Update.
5948 (nmadd3<mode>): New pattern.
5949 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
5950 (nmadd3<mode>_fastmath): New pattern.
5951 (nmsub<mode>): Rename to nmsub4<mode>. Update.
5952 (nmsub3<mode>): New pattern.
5953 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
5954 (nmsub3<mode>_fastmath): New pattern.
5955 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
5957 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
5959 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
5960 (DF_REF_INSN_INFO): New.
5961 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
5962 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
5963 with a NULL DF_REF_INSN_INFO.
5964 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
5966 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
5967 DF_INSN_INFO_EQ_USES): New.
5968 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
5969 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
5970 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
5971 * df-core.c: Update comment for above changes.
5972 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
5973 DF_INSN_UID_* macros.
5974 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
5975 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
5976 insn rtx. Update all callers.
5977 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
5978 df_ref_create_structure, df_insn_refs_collect): Likewise.
5979 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
5980 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
5981 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
5982 macros to access the insn refs.
5983 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
5984 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
5985 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
5986 for accessing the refs.
5987 (try_fwprop_subst): Likewise.
5988 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
5989 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
5990 for accessing the refs.
5991 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
5992 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
5993 to look at the insn refs.
5994 (record_uses): Likewise.
5995 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
5997 (mark_artificial_uses): Don't mark_insn for artificial refs.
5998 (mark_reg_rependencies): Likewise.
6000 * doc/rtl.texi: Remove documentation of ADDRESSOF.
6002 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6004 * configure: Regenerate.
6006 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6008 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
6009 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6010 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6012 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6014 * config/avr/avr.c (avr_mcu_t): Add attiny167.
6015 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6016 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6018 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6020 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
6021 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6022 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6024 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6026 * tree-ssa-sccvn.c: Fix format of comments.
6028 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6030 * cgraph.c: Remove unneeded forward declarations of eq_node()
6033 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
6035 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
6037 (see_update_relevancy): Likewise.
6038 * fwprop.c (try_fwprop_subst): Likewise.
6039 * rtlanal.c (noop_move_p): Likewise.
6040 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
6041 notes to non-existing libcall blocks.
6042 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
6044 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
6045 (dead_libcall_p): Remove.
6046 (delete_trivially_dead_insns): Don't use it.
6047 * web.c (union_defs): Remove comment about keeping nops.
6048 * gcse.c (hash_scan_insn): Don't take libcall pointers.
6049 (compute_hash_table_work): Don't track libcall notes.
6050 (do_local_cprop): Don't take libcall pointers. Don't update
6052 (adjust_libcall_notes): Deleted.
6053 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
6054 ever have existed in the first place).
6055 (replace_store_insn): Don't try to remove libcall notes.
6056 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
6057 (resolve_reg_notes): Don't call them.
6058 (resolve_simple_move): Likewise.
6059 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
6060 Don't remove REG_RETVAL notes.
6061 * emit-rtl.c (try_split): Don't update libcall notes.
6062 (emit_copy_of_insn_after): Dito.
6063 * cselib.c (cselib_current_insn_in_libcall): Remove.
6064 (cselib_process_insn): Don't set/clear it.
6065 (new_elt_loc_list): Don't record it.
6066 (cselib_init): Don't initialize it.
6067 * cselib.c (struct elt_loc_list): Remove in_libcall field.
6068 * loop-invariant.c (find_invariant_insn): Don't look for libcall
6070 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
6071 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
6072 (init_deps): Don't initialize it.
6073 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
6074 * combine.c (delete_noop_moves): Don't update libcall notes.
6075 (can_combine_p): Remove now pointless #if 0 block.
6076 (try_combine): Remove another obsolete #if 0 block.
6077 (distribute_notes): Don't distribute libcall notes.
6078 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
6079 * dce.c (libcall_dead_p): Remove.
6080 (delete_unmarked_insns): Don't handle libcall blocks.
6081 (preserve_libcall_for_dce): Remove.
6082 (prescan_insns_for_dce): Don't special-case libcall block insns.
6083 * reload1 (reload): Don't handle libcall notes.
6084 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
6087 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
6089 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
6090 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6091 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6093 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
6095 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
6096 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6097 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6099 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6101 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
6103 2008-06-16 Ira Rosen <irar@il.ibm.com>
6105 PR tree-optimization/36493
6106 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
6107 the arguments list. Use VECTYPE to create vector pointer.
6108 (vectorizable_store): Fail if accesses through a pointer to vectype
6109 do not alias the original memory reference operands.
6110 Call vect_create_data_ref_ptr without the removed argument.
6111 (vectorizable_load): Likewise.
6112 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
6115 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
6118 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
6121 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6123 * config/mips/loongson2ef.md: New file.
6124 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
6125 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
6126 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
6127 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
6128 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
6130 (loongson2ef.md): New include.
6131 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
6132 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
6133 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
6134 (loongson_gt_<mode>, loongson_extract_halfword)
6135 (loongson_insert_halfword_0, loongson_insert_halfword_2)
6136 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
6137 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
6138 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
6139 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
6140 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
6141 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
6142 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
6143 (vec_interleave_low<mode>): Define type attribute.
6144 * config/mips/mips.c (mips_ls2): New static variable.
6145 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
6146 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
6147 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
6148 Implement target scheduling hooks.
6149 (mips_multipass_dfa_lookahead): Update to handle tuning for
6151 (mips_sched_init): Initialize data for Loongson scheduling.
6152 (mips_ls2_variable_issue): New static function.
6153 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
6155 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
6156 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
6157 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
6158 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
6159 Handle ST Loongson 2E/2F cores.
6160 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
6162 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6164 * omp-low.c (extract_omp_for_data): Fix comment typo.
6167 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6169 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
6170 FIXME note about gcc/config.guess.
6171 * doc/options.texi (Option file format): Remove non-ASCII bytes.
6172 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
6173 * doc/cppopts.texi: Likewise.
6174 * doc/extend.texi: Likewise.
6175 * doc/gcc.texi: Likewise.
6176 * doc/gccint.texi: Likewise.
6177 * doc/gcov.texi: Likewise.
6178 * doc/gty.texi: Likewise.
6179 * doc/hostconfig.texi: Likewise.
6180 * doc/install.texi: Likewise.
6181 * doc/invoke.texi: Likewise.
6182 * doc/loop.texi: Likewise.
6183 * doc/makefile.texi: Likewise.
6184 * doc/md.texi: Likewise.
6185 * doc/passes.texi: Likewise.
6186 * doc/tm.texi: Likewise.
6187 * doc/tree-ssa.texi: Likewise.
6188 * doc/trouble.texi: Likewise.
6190 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
6191 Nathan Sidwell <nathan@codesourcery.com>
6192 Maxim Kuvyrkov <maxim@codesourcery.com>
6193 Richard Sandiford <rdsandiford@googlemail.com>
6195 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
6196 * config/mips/mips-protos.h (mips_expand_vector_init): New.
6197 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
6199 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
6200 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
6201 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
6203 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
6204 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
6205 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
6206 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
6207 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
6208 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
6209 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
6210 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
6211 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
6212 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
6213 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
6214 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
6215 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
6216 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
6217 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
6218 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
6219 (mips_builtins): Add Loongson builtins.
6220 (mips_loongson_2ef_bdesc): New.
6221 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
6222 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
6223 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
6224 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
6226 (mips_expand_vector_init): New.
6227 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
6228 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
6230 * config/mips/mips.md: Add unspec numbers for Loongson
6231 builtins. Include loongson.md.
6232 (MOVE64): Include Loongson vector modes.
6233 (SPLITF): Include Loongson vector modes.
6234 (HALFMODE): Handle Loongson vector modes.
6235 * config/mips/loongson.md: New.
6236 * config/mips/loongson.h: New.
6237 * config.gcc: Add loongson.h header for mips*-*-* targets.
6238 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
6240 2008-06-14 Joseph Myers <joseph@codesourcery.com>
6242 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
6243 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
6244 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
6245 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
6246 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
6247 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
6248 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
6249 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
6250 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
6251 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
6252 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
6253 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
6254 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
6255 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
6256 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
6257 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
6258 Remove use_fixproto=yes.
6259 (ia64*-*-hpux*): Remove comment about using fixproto.
6260 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
6262 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6264 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
6266 * configure: Regenerate.
6268 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
6271 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
6272 before evaluating it.
6274 2008-06-13 Jakub Jelinek <jakub@redhat.com>
6277 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
6278 nested inline functions.
6279 (start_decl, start_function): Don't invert DECL_EXTERNAL
6280 for nested inline functions.
6282 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6284 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
6285 splits that must be made for correctness.
6287 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6289 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
6290 (AVAIL_NON_MIPS16): Likewise.
6291 (mips_builtin_description): Replace target_flags with a predicate.
6292 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
6293 (dspr2_32): New availability predicates.
6294 (MIPS_BUILTIN): New macro.
6295 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
6296 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
6297 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
6298 Replace the TARGET_FLAGS parameters with AVAIL parameters.
6299 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
6300 (mips_dsp_32only_bdesc): Merge into...
6301 (mips_builtins): ...this new array.
6302 (mips_bdesc_map, mips_bdesc_arrays): Delete.
6303 (mips_init_builtins): Update after above changes.
6304 (mips_expand_builtin_1): Merge into...
6305 (mips_expand_builtin): ...here and update after above changes.
6307 2008-06-12 Paul Brook <paul@codesourcery.com>
6309 * longlong.h (__arm__): Define count_leading_zeros.
6310 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
6311 (clzsi2, clzdi2): New functions.
6312 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
6313 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
6314 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
6315 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
6316 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
6317 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
6318 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
6319 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6320 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
6321 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
6323 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
6325 * config/m68k/m68k.c (m68k_tune_flags): New.
6326 (override_options): Compute m68k_tune_flags.
6327 (MULL_COST, MULW_COST): Update for various variants of CFV2.
6328 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
6330 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6333 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
6335 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6337 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
6338 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
6340 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6342 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
6343 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
6345 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6348 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
6351 2008-06-12 Richard Guenther <rguenther@suse.de>
6353 PR tree-optimization/36345
6354 * tree-flow.h (struct ptr_info_def): Align escape_mask,
6355 add memory_tag_needed flag.
6356 (may_alias_p): Declare.
6357 * tree-ssa-alias.c (may_alias_p): Export.
6358 (set_initial_properties): Use memory_tag_needed flag.
6359 (update_reference_counts): Likewise.
6360 (reset_alias_info): Reset memory_tag_needed flag.
6361 (create_name_tags): Check memory_tag_needed flag.
6362 (dump_points_to_info_for): Dump it.
6363 * tree-ssa-structalias.c (struct variable_info): Remove
6364 directly_dereferenced flag.
6365 (new_var_info): Do not initialize it.
6366 (process_constraint_1): Do not set it.
6367 (update_alias_info): Set is_dereferenced flag.
6368 (set_uids_in_ptset): Use may_alias_p.
6369 (set_used_smts): Check memory_tag_needed flag.
6370 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
6371 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
6372 memory_tag_needed flag.
6373 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
6376 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
6378 * config/i386/i386.c (ix86_compute_frame_layout): Disable
6379 red zone for w64 abi.
6380 (ix86_expand_prologue): Likewise.
6381 (ix86_force_to_memory): Likewise.
6382 (ix86_free_from_memory): Likewise.
6384 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
6387 * config/rs6000/rs6000.c (rs6000_override_options): Set
6388 rs6000_isel conditionally to the absence of comand line override.
6389 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6390 Remove duplicate rs6000_isel setting.
6391 * config/rs6000/eabispe.h: Ditto.
6393 2008-06-11 Richard Guenther <rguenther@suse.de>
6395 * alias.c (get_alias_set): Use the element alias-set for arrays.
6396 (record_component_aliases): For arrays and vectors do nothing.
6397 * c-common.c (strict_aliasing_warning): Handle the cases
6398 of alias set zero explicitly.
6399 * Makefile.in (dfp.o-warn): Add -Wno-error.
6401 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6403 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
6405 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
6406 tune_32 tune_64 to supported_defaults. Allow values not
6407 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
6408 x86_64. Do not override cpu_32 or cpu_64 values from target name.
6409 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
6410 with_cpu_64 to generic for 64-bit-supporting configurations, not
6411 with_cpu. Remove FIXMEs.
6412 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
6413 --with-arch-64, --with-tune-32, --with-tune-64): Document.
6414 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
6415 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
6416 arch_32 and arch_64.
6418 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
6419 Olivier Hainque <hainque@adacore.com>
6421 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
6422 Use DECL_SIZE_UNIT to retrieve the size of the field.
6424 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6426 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
6427 with function calls after declarations. Lay out
6428 neon_float_type_node before further use.
6430 2008-06-11 Richard Guenther <rguenther@suse.de>
6432 * tree-flow.h (may_point_to_global_var): Declare.
6433 * tree-ssa-alias.c (may_point_to_global_var): New function.
6434 * tree-ssa-sink.c (is_hidden_global_store): Use it.
6436 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
6438 * configure.ac: Teach that fido supports .debug_line.
6439 * configure: Regenerate.
6441 2008-06-10 Tom Tromey <tromey@redhat.com>
6443 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
6446 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6448 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
6449 (encode_decimal64, decode_decimal64, encode_decimal128,
6450 decode_decimal128): Reverse order of 32-bit parts of value if host
6451 and target endianness differ.
6453 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
6455 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
6456 Avoid division by 0.
6457 (tree_mod_pow2_value_transform): Likewise.
6458 (tree_ic_transform): Likewise.
6459 (tree_stringops_transform): Likewise.
6460 (tree_mod_subtract_transform): Likewise.
6461 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
6462 (copy_edges_for_bb): Likewise.
6463 (initialize_cfun): Likewise.
6465 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
6467 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
6468 nonmemory_operand. Add "N" operand constraint.
6470 (*jcc_btdi_mask_rex64): New instruction and split pattern.
6471 (*jcc_btsi_mask): Ditto.
6472 (*jcc_btsi_mask_1): Ditto.
6474 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6476 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
6477 TYPE_CANONICAL for copied element type.
6479 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
6482 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
6483 Add m_CORE2 and m_GENERIC.
6484 * config/i386/predicates.md (bt_comparison_operator): New predicate.
6485 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
6487 (*jcc_btdi_rex64): New instruction and split pattern.
6489 (*jcc_btsi_1): Ditto.
6490 (*btsq): Fix Intel asm dialect operand order.
6494 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
6497 * simplify-rtx.c (simplify_subreg): Add check for shift count
6500 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
6502 * doc/md.texi: Synchronize with later constraints.md change.
6503 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
6504 with a C implementation.
6505 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
6507 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
6508 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
6509 when moving to and from MD_REGNUM.
6510 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
6511 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
6512 Handle byte and halfword moves.
6513 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
6515 * config/mips/constraints.md (h): Turn into NO_REGS.
6516 (l, x): Update documentation.
6517 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
6518 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
6519 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
6520 (HILO): New mode iterator.
6522 (any_div): New code iterator.
6523 (u): Extend code attribute to div and udiv.
6524 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
6525 d_operand in the splitters. Remove redundant CONST_INT checks.
6526 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
6527 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
6528 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
6529 accordingly, using normal moves instead of unspecs to move LO into
6530 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
6531 (<u>mulsidi3): Handle expansion in C code.
6532 (<u>mulsidi3_32bit_internal): Rename to...
6533 (<u>mulsidi3_32bit): ...this.
6534 (<u>mulsidi3_32bit_r4000): Fix insn separator.
6535 (*<u>mulsidi3_64bit): Rename to...
6536 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
6537 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
6538 to set LO and HI to the multiplication result. Use a normal move
6539 for MFLO and an unspec for MFHI.
6540 (*<u>mulsidi3_64bit_parts): Replace with...
6541 (<u>mulsidi3_64bit_hilo): ...this new instruction.
6542 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
6543 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
6544 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
6545 instead of HI. Split the instruction into a separate multiplication
6546 and MFHI if !TARGET_FIX_R4000.
6547 (<su>muldi3_highpart): Likewise.
6548 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
6549 and the "=h" clobber.
6550 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
6551 (<u>mulditi3): New expander.
6552 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
6553 (madsi): Remove "=h" clobber.
6554 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
6555 Force the modulus result to be a GPR and split the instruction into
6556 a division followed by an MFHI after reload.
6557 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
6558 (*lea_high64): Use d_operand in the define_peephole2. Likewise
6559 the MIPS16 HIGH define_split.
6560 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
6561 of acc<->gpr moves to "multi".
6562 (*movdi_64bit): Replace the single "x" alternative with
6563 alternatives for moving into and out of "a".
6564 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
6565 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
6566 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
6567 Use d_operand in the splitters. Remove redundant CONST_INT checks.
6568 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
6569 (movti): New expander.
6570 (*movti, *movti_mips16): New insns.
6571 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
6572 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
6573 (mthi<GPR:mode>_<HILO:mode>): Likewise.
6574 * config/mips/predicates.md (fpr_operand): Delete.
6575 (d_operand): New predicate.
6577 2008-06-09 Michael Meissner <michael.meissner@amd.com>
6579 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
6580 failure on some Bourne shells.
6581 (x86_64-*-*): Ditto.
6583 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
6585 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
6587 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
6589 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
6590 (sparc-sun-solaris2*): Likewise.
6592 2008-06-09 Arnaud Charlet <charlet@adacore.com
6594 * doc/install.texi: Update requirements to build the Ada compiler.
6596 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
6598 * df-scan.c (struct df_scan_problem_data): Remove the
6599 mw_link_pool alloc pool.
6600 (df_scan_free_internal): Don't free it.
6601 (df_scan_alloc): Don't allocate it.
6602 * df.h (struct df_link): Update comment.
6604 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
6606 * except.h: Correct checks for when SJLJ exceptions must be used.
6608 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6610 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
6613 2008-06-08 Joseph Myers <joseph@codesourcery.com>
6615 PR tree-optimization/36218
6616 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
6617 configure for the build system.
6618 (BUILD_LDFLAGS): Define.
6619 * configure: Regenerate.
6620 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
6622 2008-07-08 Anatoly Sokolov <aesok@post.ru>
6625 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
6626 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
6627 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
6629 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
6631 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
6633 2008-06-07 Joseph Myers <joseph@codesourcery.com>
6635 * config.gcc (Obsolete configurations): Remove list of
6637 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
6638 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
6639 targets matched by those patterns.
6640 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
6641 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
6642 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
6643 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
6644 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6645 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
6646 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
6647 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
6648 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
6649 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
6650 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
6651 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
6652 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
6653 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
6654 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
6655 Make code for Solaris 7 and greater unconditional for Solaris.
6656 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
6657 Remove --with-* handling.
6658 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
6659 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
6660 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
6661 LINK_OS_WINDISS_SPEC): Remove.
6662 * config/rs6000/sysv4.opt (mwindiss): Remove.
6663 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
6664 * configure: Regenerate.
6665 * doc/cpp.texi: Don't mention BeOS.
6666 * doc/extend.texi (interrupt): Don't mention MS1.
6667 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
6668 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
6669 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
6670 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
6671 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
6673 * doc/invoke.texi (MT Options): Remove.
6674 (-mwindiss): Remove.
6675 (CRIS Options): Remove cris-axis-aout references.
6676 (HPPA Options): Don't mention hppa1.1-*-pro.
6677 * doc/md.texi: (MorphoTech family): Remove.
6678 * libgcc2.c: Don't handle UWIN.
6679 * config/alpha/t-unicosmk: Remove.
6680 * config/alpha/unicosmk.h: Remove.
6681 * config/arm/kaos-arm.h: Remove.
6682 * config/arm/kaos-strongarm.h: Remove.
6683 * config/arm/strongarm-coff.h: Remove.
6684 * config/arm/strongarm-elf.h: Remove.
6685 * config/arm/strongarm-pe.h: Remove.
6686 * config/arm/t-strongarm-pe: Remove.
6687 * config/arm/t-xscale-coff: Remove.
6688 * config/arm/t-xscale-elf: Remove.
6689 * config/arm/xscale-coff.h: Remove.
6690 * config/arm/xscale-elf.h: Remove.
6691 * config/chorus.h: Remove.
6692 * config/cris/aout.h: Remove.
6693 * config/cris/aout.opt: Remove.
6694 * config/cris/t-aout: Remove.
6695 * config/i386/beos-elf.h: Remove.
6696 * config/i386/kaos-i386.h: Remove.
6697 * config/i386/ptx4-i.h: Remove.
6698 * config/i386/sco5.h: Remove.
6699 * config/i386/sco5.opt: Remove.
6700 * config/i386/sysv4-cpp.h: Remove.
6701 * config/i386/sysv5.h: Remove.
6702 * config/i386/t-beos: Remove.
6703 * config/i386/t-sco5: Remove.
6704 * config/i386/t-uwin: Remove.
6705 * config/i386/uwin.asm: Remove.
6706 * config/i386/uwin.h: Remove.
6707 * config/kaos.h: Remove.
6708 * config/mips/windiss.h: Remove.
6709 * config/mt: Remove directory.
6710 * config/pa/pa-osf.h: Remove.
6711 * config/pa/pa-pro-end.h: Remove.
6712 * config/pa/t-pro: Remove.
6713 * config/ptx4.h: Remove.
6714 * config/rs6000/beos.h: Remove.
6715 * config/rs6000/kaos-ppc.h: Remove.
6716 * config/rs6000/t-beos: Remove.
6717 * config/rs6000/windiss.h: Remove.
6718 * config/sh/kaos-sh.h: Remove.
6719 * config/sol2-6.h: Remove.
6720 * config/sparc/sol26-sld.h: Remove.
6721 * config/sparc/sysv4-only.h: Remove.
6722 * config/vax/bsd.h: Remove.
6723 * config/vax/t-memfuncs: Remove.
6724 * config/vax/ultrix.h: Remove.
6725 * config/vax/vaxv.h: Remove.
6726 * config/windiss.h: Remove.
6728 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
6730 PR rtl-optimization/36438
6731 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
6732 for vector shifts with constant scalar shift operands.
6734 2008-06-06 Sandip Matte <sandip@rmicorp.com>
6736 * doc/invoke.texi: Document -march=xlr.
6737 * config/mips/xlr.md: New file.
6738 * config/mips/mips.md: Include it.
6740 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
6741 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
6742 (mips_rtx_cost_data): Likewise.
6744 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
6746 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
6747 PRE_INC and PRE_DEC cases.
6749 2008-06-06 Jakub Jelinek <jakub@redhat.com>
6751 PR rtl-optimization/36419
6752 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
6753 the emitting jump insn.
6756 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
6757 is not bool, boolify the whole *expr_p and convert to the desired type.
6759 2008-06-06 Jakub Jelinek <jakub@redhat.com>
6761 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
6762 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
6763 Add omp_private_outer_ref hook, add another argument to
6764 omp_clause_default_ctor hook.
6765 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
6766 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
6767 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
6768 hook_tree_tree_tree_tree_null.
6769 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
6770 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
6771 * hooks.c (hook_tree_tree_tree_tree_null): New function.
6772 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
6773 * tree.def (OMP_TASK): New tree code.
6774 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
6775 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
6776 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
6777 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
6778 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
6779 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
6780 OMP_CLAUSE_COLLAPSE_EXPR): Define.
6781 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
6782 (OMP_DIRECTIVE_P): Add OMP_TASK.
6783 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
6784 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
6785 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
6786 and OMP_CLAUSE_UNTIED entries.
6787 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
6789 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
6790 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
6791 * tree-pretty-print.c (dump_omp_clause): Handle
6792 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
6793 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
6794 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
6795 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
6796 warning about unsigned iterators. Change decl/init/cond/incr
6797 arguments to TREE_VECs, check arguments for all collapsed loops.
6798 (c_finish_omp_taskwait): New function.
6799 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
6801 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
6802 default_function_array_conversion on init. Add par_clauses argument.
6803 If decl is present in parallel's lastprivate clause, change it to
6804 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
6805 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
6806 collapse count in clauses.
6807 (c_parser_omp_for, c_parser_omp_parallel): Adjust
6808 c_parser_omp_for_loop callers.
6809 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
6810 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
6811 (c_parser_omp_clause_name): Handle collapse and untied clauses.
6812 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
6814 (c_parser_omp_clause_schedule): Handle schedule(auto).
6815 Include correct location in the error message.
6816 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
6817 and PRAGMA_OMP_CLAUSE_UNTIED.
6818 (OMP_TASK_CLAUSE_MASK): Define.
6819 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
6820 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
6821 * tree-nested.c (convert_nonlocal_omp_clauses,
6822 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
6823 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
6824 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
6825 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
6827 (conver_nonlocal_reference, convert_local_reference,
6828 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
6829 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
6830 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
6831 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
6832 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
6833 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
6834 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
6835 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
6836 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
6838 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
6839 * c-common.h (c_finish_omp_taskwait): New prototype.
6840 * gimple-low.c (lower_stmt): Handle OMP_TASK.
6841 * tree-parloops.c (create_parallel_loop): Create 1 entry
6842 vectors for OMP_FOR_{INIT,COND,INCR}.
6843 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
6844 (make_edges): Handle OMP_TASK.
6845 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
6846 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
6847 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
6848 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
6849 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
6850 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
6851 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
6852 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
6853 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
6854 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
6855 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
6856 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
6857 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
6858 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
6859 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
6860 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
6861 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
6862 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
6863 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
6864 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
6865 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
6866 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
6867 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
6868 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
6869 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
6870 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
6871 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
6872 original iterator is present in lastprivate clause or if
6873 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
6874 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
6875 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
6876 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
6877 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
6878 if it is set, lookup var in outer contexts too. Handle
6879 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
6880 to be implicitly determined firstprivate for task regions.
6881 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
6882 if it is set, lookup var in outer contexts too. Set
6883 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
6884 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
6885 OMP_CLAUSE_UNTIED. Take region_type as last argument
6886 instead of in_parallel and in_combined_parallel.
6887 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
6889 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
6890 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
6891 (new_omp_context): Set default_kind to
6892 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
6893 (omp_region_type): New enum.
6894 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
6895 fields, add region_type.
6896 (new_omp_context): Take region_type as argument instead of is_parallel
6897 and is_combined_parallel.
6898 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
6899 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
6900 ctx->is_combined_parallel checks.
6901 (gimplify_omp_task): New function.
6902 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
6904 * omp-low.c (extract_omp_for_data): Use schedule(static)
6905 for schedule(auto). Handle pointer and unsigned iterators.
6906 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
6907 Add loops argument. Extract data for collapsed OMP_FOR loops.
6908 (expand_parallel_call): Assert sched_kind isn't auto,
6909 map runtime schedule to index 3.
6910 (struct omp_for_data_loop): New type.
6911 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
6912 Add loop, loops, collapse and iter_type fields.
6913 (workshare_safe_to_combine_p): Disallow combined for if
6914 iter_type is unsigned long long. Don't combine collapse > 1 loops
6915 unless all bounds and steps are constant. Adjust extract_omp_for_data
6917 (expand_omp_for_generic): Handle pointer, unsigned and long long
6918 iterators. Handle collapsed OMP_FOR loops. Adjust
6919 for struct omp_for_data changes. If libgomp function doesn't return
6920 boolean_type_node, add comparison of the return value with 0.
6921 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
6922 pointer, unsigned and long long iterators. Adjust for struct
6923 omp_for_data changes.
6924 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
6925 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
6926 unsigned long long. Allocate loops array, pass it to
6927 extract_omp_for_data. For collapse > 1 loops use always
6928 expand_omp_for_generic.
6929 (omp_context): Add sfield_map and srecord_type fields.
6930 (is_task_ctx, lookup_sfield): New functions.
6931 (use_pointer_for_field): Use is_task_ctx helper. Change first
6932 argument's type from const_tree to tree. Clarify comment.
6933 In OMP_TASK disallow copy-in/out sharing.
6934 (build_sender_ref): Call lookup_sfield instead of lookup_field.
6935 (install_var_field): Add mask argument. Populate both record_type
6936 and srecord_type if needed.
6937 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
6939 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
6940 and DECL_FIELD_OFFSET.
6941 (scan_sharing_clauses): Adjust install_var_field callers. For
6942 firstprivate clauses on explicit tasks allocate the var by value in
6943 record_type unconditionally, rather than by reference.
6944 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
6945 Use is_taskreg_ctx instead of is_parallel_ctx.
6946 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
6947 (create_omp_child_function_name): Add task_copy argument, use
6948 *_omp_cpyfn* names if it is true.
6949 (create_omp_child_function): Add task_copy argument, if true create
6950 *_omp_cpyfn* helper function.
6951 (scan_omp_parallel): Adjust create_omp_child_function callers.
6952 Rename parallel_nesting_level to taskreg_nesting_level.
6953 (scan_omp_task): New function.
6954 (lower_rec_input_clauses): Don't run constructors for firstprivate
6955 explicit task vars which are initialized by *_omp_cpyfn*.
6956 Pass outer var ref to omp_clause_default_ctor hook if
6957 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
6958 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
6959 OMP_CLAUSE_REDUCTION_INIT.
6960 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
6961 avoid duplicate setting of fields. Handle
6962 OMP_CLAUSE_PRIVATE_OUTER_REF.
6963 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
6964 copy-out if TREE_READONLY, only copy-in.
6965 (expand_task_copyfn): New function.
6966 (expand_task_call): New function.
6967 (struct omp_taskcopy_context): New type.
6968 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
6970 (lower_omp_parallel): Rename to...
6971 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
6972 Call create_task_copyfn if srecord_type is needed. Adjust
6974 (task_shared_vars): New variable.
6975 (check_omp_nesting_restrictions): Warn if work-sharing,
6976 barrier, master or ordered region is closely nested inside OMP_TASK.
6977 Add warnings for barrier if closely nested inside of work-sharing,
6978 ordered, or master region.
6979 (scan_omp_1): Call check_omp_nesting_restrictions even for
6980 GOMP_barrier calls. Rename parallel_nesting_level to
6981 taskreg_nesting_level. Handle OMP_TASK.
6982 (lower_lastprivate_clauses): Even if some lastprivate is found on a
6983 work-sharing construct, continue looking for them on parent parallel
6985 (lower_omp_for_lastprivate): Add lastprivate clauses
6986 to the beginning of dlist rather than end. Adjust for struct
6987 omp_for_data changes.
6988 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
6989 not after it. Handle collapsed OMP_FOR loops, adjust for
6990 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
6991 (get_ws_args_for): Adjust extract_omp_for_data caller.
6992 (scan_omp_for): Handle collapsed OMP_FOR
6993 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
6994 (lower_omp_single_simple): If libgomp function doesn't return
6995 boolean_type_node, add comparison of the return value with 0.
6996 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
6997 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
6998 (parallel_nesting_level): Rename to...
6999 (taskreg_nesting_level): ... this.
7000 (is_taskreg_ctx): New function.
7001 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
7003 (execute_lower_omp): Rename parallel_nesting_level to
7004 taskreg_nesting_level.
7005 (expand_omp_parallel): Rename to...
7006 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7007 Call omp_task_call for OMP_TASK regions.
7008 (expand_omp): Adjust caller, handle OMP_TASK.
7009 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
7011 * bitmap.c (bitmap_default_obstack_depth): New variable.
7012 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
7013 if argument is NULL and bitmap_default_obstack is already initialized.
7014 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
7016 * matrix-reorg.c (matrix_reorg): Likewise.
7018 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
7020 * config/i386/i386.md (*indirect_jump): Macroize using P
7021 mode iterator. Remove !TARGET_64BIT from insn constraints.
7022 (*tablejump_1): Ditto.
7023 (*indirect_jump_rex64): Remove insn pattern.
7024 (*tablejump_1_rex64): Ditto.
7025 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
7026 and eh_return_si insn patterns.
7028 2008-06-06 Richard Guenther <rguenther@suse.de>
7030 * tree-ssa-structalias.c (merge_smts_into): Remove.
7031 (find_what_p_points_to): Do not bother to compute the
7032 points-to set for pt_anything pointers.
7033 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
7034 for pt_anything pointers is ok.
7036 2008-06-06 Jan Hubicka <jh@suse.cz>
7038 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
7040 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7042 * cgraph.c: Fix typos in comments.
7043 (cgraph_availability_names): Fix string typo.
7044 * fold-const.c: Fix typos in comments.
7045 (fold_binary): Fix typo in warning.
7046 * genautomata.c: Fix typos in comments.
7047 (check_presence_pattern_sets): Fix typo in local variable.
7048 (output_description): Fix typo in output.
7049 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
7050 * hwint.h: Likewise.
7051 * matrix-reorg.c (check_allocation_function): Likewise.
7052 * omega.c (smooth_weird_equations): Likewise.
7053 * auto-inc-dec.c: Fix typos in comments.
7054 * bb-reorder.c: Likewise.
7055 * builtins.c: Likewise.
7056 * c-common.c: Likewise.
7057 * c-cppbuiltin.c: Likewise.
7058 * c-parser.c: Likewise.
7059 * c-pretty-print.c: Likewise.
7060 * cfgcleanup.c: Likewise.
7061 * cfgexpand.c: Likewise.
7062 * cfghooks.c: Likewise.
7063 * cfglayout.c: Likewise.
7064 * cfgloopmanip.c: Likewise.
7065 * cgraphunit.c: Likewise.
7066 * coverage.c: Likewise.
7067 * dbxout.c: Likewise.
7068 * df-byte-scan.c: Likewise.
7069 * df-core.c: Likewise.
7070 * df-problems.c: Likewise.
7071 * df-scan.c: Likewise.
7073 * dominance.c: Likewise.
7074 * domwalk.c: Likewise.
7076 * dwarf2out.c: Likewise.
7077 * emit-rtl.c: Likewise.
7078 * et-forest.c: Likewise.
7079 * function.c: Likewise.
7080 * function.h: Likewise.
7082 * gcov-io.c: Likewise.
7085 * genattrtab.c: Likewise.
7086 * ggc-page.c: Likewise.
7087 * gimplify.c: Likewise.
7088 * gthr-lynx.h: Likewise.
7089 * haifa-sched.c: Likewise.
7090 * ipa-cp.c: Likewise.
7091 * ipa-inline.c: Likewise.
7092 * ipa-prop.h: Likewise.
7093 * ipa-pure-const.c: Likewise.
7094 * ipa-struct-reorg.c: Likewise.
7095 * ipa-struct-reorg.h: Likewise.
7096 * ipa-type-escape.c: Likewise.
7098 * loop-doloop.c: Likewise.
7099 * mips-tfile.c: Likewise.
7100 * mkmap-flat.awk: Likewise.
7101 * mkmap-symver.awk: Likewise.
7102 * modulo-sched.c: Likewise.
7103 * omp-low.c: Likewise.
7104 * optabs.c: Likewise.
7105 * optabs.h: Likewise.
7107 * passes.c: Likewise.
7108 * postreload-gcse.c: Likewise.
7109 * postreload.c: Likewise.
7110 * predict.c: Likewise.
7111 * pretty-print.h: Likewise.
7112 * profile.c: Likewise.
7113 * protoize.c: Likewise.
7114 * ra-conflict.c: Likewise.
7116 * recog.c: Likewise.
7117 * regclass.c: Likewise.
7119 * reload.c: Likewise.
7120 * rtl-error.c: Likewise.
7121 * rtlanal.c: Likewise.
7123 * sched-rgn.c: Likewise.
7126 * target.h: Likewise.
7127 * tree-dfa.c: Likewise.
7128 * tree-eh.c: Likewise.
7129 * tree-flow-inline.h: Likewise.
7130 * tree-inline.c: Likewise.
7131 * tree-into-ssa.c: Likewise.
7132 * tree-loop-distribution.c: Likewise.
7133 * tree-nested.c: Likewise.
7134 * tree-parloops.c: Likewise.
7135 * tree-pass.h: Likewise.
7136 * tree-pretty-print.c: Likewise.
7137 * tree-profile.c: Likewise.
7138 * tree-scalar-evolution.c: Likewise.
7139 * tree-sra.c: Likewise.
7140 * tree-ssa-alias-warnings.c: Likewise.
7141 * tree-ssa-ccp.c: Likewise.
7142 * tree-ssa-coalesce.c: Likewise.
7143 * tree-ssa-dom.c: Likewise.
7144 * tree-ssa-dse.c: Likewise.
7145 * tree-ssa-forwprop.c: Likewise.
7146 * tree-ssa-live.c: Likewise.
7147 * tree-ssa-live.h: Likewise.
7148 * tree-ssa-loop-im.c: Likewise.
7149 * tree-ssa-loop-ivopts.c: Likewise.
7150 * tree-ssa-loop-niter.c: Likewise.
7151 * tree-ssa-loop-prefetch.c: Likewise.
7152 * tree-ssa-phiopt.c: Likewise.
7153 * tree-ssa-phiprop.c: Likewise.
7154 * tree-ssa-sccvn.c: Likewise.
7155 * tree-ssa-ter.c: Likewise.
7156 * tree-ssa-threadupdate.c: Likewise.
7157 * tree-ssa.c: Likewise.
7158 * tree-vect-analyze.c: Likewise.
7159 * tree-vect-transform.c: Likewise.
7160 * tree-vectorizer.c: Likewise.
7161 * tree-vn.c: Likewise.
7162 * tree-vrp.c: Likewise.
7164 * tree.def: Likewise.
7166 * unwind-dw2-fde.c: Likewise.
7167 * unwind.inc: Likewise.
7168 * value-prof.c: Likewise.
7169 * vmsdbgout.c: Likewise.
7171 2008-06-05 David Edelsohn <edelsohn@gnu.org>
7173 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
7174 always place FP constants in the TOC for TARGET_POWERPC64.
7175 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
7177 2008-06-05 Joseph Myers <joseph@codesourcery.com>
7179 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
7180 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
7181 enable for TARGET_E500_DOUBLE.
7182 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
7183 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
7184 floating-point modes like integer modes for E500 double.
7185 (rs6000_legitimate_offset_address_p): Likewise.
7186 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
7187 addressing for DDmode for E500 double.
7188 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
7189 modes as using 64-bits of registers for E500 double.
7190 (spe_build_register_parallel): Do not handle DDmode or TDmode.
7191 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
7192 specially for E500 double.
7193 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
7194 TDmode for E500 double.
7195 (rs6000_gimplify_va_arg): Only handle SDmode in registers
7196 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
7197 (rs6000_split_multireg_move): Do not handle TDmode specially for
7199 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
7200 using 64-bit registers for E500 double.
7201 (emit_frame_save): Do not handle DDmode specially for E500 double.
7202 (gen_frame_mem_offset): Likewise.
7203 (rs6000_function_value): Do not call spe_build_register_parallel
7204 for DDmode or TDmode.
7205 (rs6000_libcall_value): Likewise.
7206 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
7207 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
7210 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
7212 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
7215 2008-06-04 Junjie Gu <jgu@tensilica.com>
7217 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
7218 comparison for frame pointers.
7220 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7223 * config/avr/avr.h (PUSH_ROUNDING): Remove.
7225 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7228 * builtins.c (expand_builtin_signbit): Don't take lowpart when
7229 register is already smaller or equal to required mode.
7231 2008-06-04 Xinliang David Li <davidxl@google.com>
7233 * tree-call-cdce.c: New file.
7234 (cond_dead_built_in_calls): New static variable.
7235 (input_domain): New struct.
7236 (check_pow): New function.
7237 (check_builtin_call): Ditto.
7238 (check_target_format): Ditto.
7239 (is_call_dce_candidate): Ditto.
7240 (gen_one_condition): Ditto.
7241 (gen_conditions_for_domain): Ditto.
7242 (get_domain): Ditto.
7243 (gen_conditions_for_pow_cst_base): Ditto.
7244 (gen_conditions_for_pow_int_base): Ditto.
7245 (gen_conditions_for_pow): Ditto.
7246 (get_no_error_domain): Ditto.
7247 (gen_shrink_wrap_conditions): Ditto.
7248 (shrink_wrap_one_built_in_call): Ditto.
7249 (shink_wrap_conditional_dead_built_in_calls): Ditto.
7250 (tree_call_cdce): Ditto.
7251 (gate_call_cdce): Ditto.
7252 (pass_call_cdce): New gimple pass.
7253 * passes.c: (init_optimization_passes): New pass.
7254 * tree-pass.h: New pass declaration.
7255 * opts.c (decode_options): New flag setting.
7256 * common.opt: Add -ftree-builtin-call-dce flag.
7257 * Makefile.in: Add new source file.
7258 * tempvar.def: New tv_id.
7259 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
7261 2008-06-04 Richard Guenther <rguenther@suse.de>
7263 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
7264 (is_call_clobbered): Always check var_ann->call_clobbered.
7265 (mark_call_clobbered): Always set var_ann->call_clobbered.
7266 (clear_call_clobbered): Always clear var_ann->call_clobbered.
7267 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
7268 (reset_alias_info): Clear call clobbering info on MTAGs and
7270 (set_pt_anything): Set pt_global_mem.
7271 (create_tag_raw): Adjust comment.
7272 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
7274 2008-06-04 Joseph Myers <joseph@codesourcery.com>
7275 Maxim Kuvyrkov <maxim@codesourcery.com>
7277 * config/m68k/m68k.opt (mxgot): New option.
7278 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
7279 (m68k_output_addr_const_extra): New.
7280 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
7281 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
7282 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
7283 * doc/invoke.texi (M680x0 Options): Document -mxgot.
7285 2008-06-04 Richard Guenther <rguenther@suse.de>
7287 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
7288 negative or non-representable offsets.
7290 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
7292 * config/i386/i386.c (ix86_gen_leave): New.
7293 (ix86_gen_pop1): Likewise.
7294 (ix86_gen_add3): Likewise.
7295 (ix86_gen_sub3): Likewise.
7296 (ix86_gen_sub3_carry): Likewise.
7297 (ix86_gen_one_cmpl2): Likewise.
7298 (ix86_gen_monitor): Likewise.
7299 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
7300 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
7301 ix86_gen_one_cmpl2 and ix86_gen_monitor.
7302 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
7303 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
7304 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
7305 (ix86_expand_epilogue): Updated.
7306 (print_operand): Handle integer register operand for 'z'.
7307 (ix86_expand_strlensi_unroll_1): Likewise.
7308 (ix86_expand_strlen): Likewise.
7309 (ix86_expand_builtin): Likewise.
7310 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
7311 mov{q}/mov{l} and add{q}/add{l}.
7313 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7315 * config/i386/i386.md (P): New mode iterator.
7316 (SFmode push_operand splitter): Macroize DImode and SImode pushes
7317 using P mode iterator.
7318 (DFmode push_operand splitter): Ditto.
7319 (XFmode push_operand splitter): Ditto.
7320 (DFmode float_extend SFmode push_operand splitter): Ditto.
7321 (XFmode float_extend SFmode push_operand splitter): Do not generate
7322 SImode pushes for 64bit target. Macroize Dimode and SImode
7323 pushes using P mode iterator.
7324 (XFmode float_extend DFmode push_operand splitter): Ditto.
7326 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7328 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
7329 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
7330 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
7332 (ix86_call_abi_override): Remove check for call_used_regs.
7334 2008-06-03 Richard Guenther <rguenther@suse.de>
7336 * tree-ssa-structalias.c (find_func_aliases): Add constraints
7337 for the lhs of calls if the return type contains pointers.
7339 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7341 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
7342 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
7343 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
7344 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
7345 of cfun and DEFAULT_ABI to deceide abi mode.
7347 (REG_PARM_STACK_SPACE): Removed.
7348 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
7349 (STACK_BOUNDARY): Use default target to deceide stack boundary.
7350 * config/i386/i386-protos.h (ix86_cfun_abi): New.
7351 (ix86_function_abi): Likewise.
7352 (ix86_function_type_abi): Likewise.
7353 (ix86_call_abi_override): Likewise.
7354 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
7355 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
7356 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
7357 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
7359 (X86_64_REGPARM_MAX): New.
7360 (X86_64_SSE_REGPARM_MAX): New.
7361 (X64_REGPARM_MAX): New.
7362 (X64_SSE_REGPARM_MAX): New.
7363 (X86_32_REGPARM_MAX): New.
7364 (X86_32_SSE_REGPARM_MAX): New.
7365 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
7366 (ix86_function_regparm): Handle user calling abi.
7367 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
7368 by DEFAULT_ABI versus SYSV_ABI check.
7369 (ix86_reg_parm_stack_space): New.
7370 (ix86_function_type_abi): New.
7371 (ix86_call_abi_override): New.
7372 (ix86_function_abi): New.
7373 (ix86_cfun_abi): New.
7374 (init_cumulative_args): Call abi specific initialization.
7375 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
7376 (function_arg_64): Extend SSE_REGPARM_MAX check.
7377 (function_arg (): Remove TARGET_64BIT_MS_ABI.
7378 (ix86_pass_by_reference): Likewise.
7379 (ix86_function_value_regno_p): Likewise.
7380 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
7381 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
7382 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
7383 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
7384 (setup_incoming_varargs_64): Adjust regparm for call abi.
7385 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
7386 (ix86_va_start): Likewise.
7387 (ix86_gimplify_va_arg): Likewise.
7388 (ix86_expand_prologue): Likewise.
7389 (output_pic_addr_const): Likewise.
7390 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
7391 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
7392 (x86_output_mi_thunk): Likewise.
7393 (x86_function_profiler): Likewise.
7394 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
7395 (SYSV_ABI, MS_ABI): New constants.
7397 (init_regs): Add prototype of function in regclass.c file.
7398 (OVERRIDE_ABI_FORMAT): New.
7399 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
7400 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
7401 (OUTGOING_REG_PARM_STACK_SPACE): New.
7402 (ix86_reg_parm_stack_space): New prototype.
7403 (CUMULATIVE_ARGS): Add call_abi member.
7404 (machine_function): Add call_abi member.
7405 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
7406 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
7408 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
7411 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
7412 (avr_builtin_setjmp_frame_value): New function.
7413 * config/avr/avr.md (nonlocal_goto_receiver): Define.
7414 (nonlocal_goto): Define.
7416 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
7418 * config/mips/mips.c (mips_emit_loadgp): Return early if
7419 there is nothing do to, otherwise emit a blockage if
7420 !TARGET_EXPLICIT_RELOCS || crtl->profile.
7421 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
7423 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7425 * configure.ac: Drop unneeded backslash ending up in config.in.
7426 * acinclude.m4: Likewise.
7427 * config.in: Regenerate.
7429 2008-05-26 Jan Hubicka <jh@suse.cz>
7431 * predict.c (maybe_hot_frequency_p): Break out of...
7432 (maybe_hot_bb_p): ... here.
7433 (maybe_hot_edge_p): New.
7434 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
7435 * basic-block.h (maybe_hot_edge_p): Declare.
7437 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7439 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
7440 (*cmpfp_<mode>_cc): Ditto.
7441 (*fp_jcc_8<mode>_387): Ditto.
7442 (*fop_<MODEF:mode>_2_i387): Ditto.
7443 (*fop_<MODEF:mode>_3_i387): Ditto.
7444 (*fop_xf_2_i387): Ditto.
7445 (*fop_xf_3_i387): Ditto.
7447 2008-06-02 Tomas Bily <tbily@suse.cz>
7449 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
7451 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7453 * config/mips/mips.c (mips_valid_offset_p): New function.
7454 (mips_valid_lo_sum_p): Likewise.
7455 (mips_classify_address): Use them.
7456 (mips_force_address): New function.
7457 (mips_legitimize_address): Use it.
7458 * config/mips/mips.md (MOVE128): New mode iterator.
7459 (movtf): Require TARGET_64BIT. Remove empty strings.
7460 (*movtf_internal): Rename to...
7461 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
7462 of "R" and use {,fp}{load,store} attributes instead of "multi".
7463 Use a separate define_split.
7464 (*movtf_mips16): New pattern.
7466 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7468 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
7469 * config/mips/mips.c (mips_expand_before_return): New function.
7470 (mips_expand_epilogue): Call it.
7471 * config/mips/mips.md (return): Turn into a define_expand.
7472 (*return): New insn.
7474 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7476 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
7477 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
7478 functions. Do not emit uses and clobbers of CONCATs; individually
7479 use and clobber their operands.
7480 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
7481 gen_clobber, emit_use and gen_use.
7482 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
7483 (expand_builtin_return): Likewise.
7484 * cfgbuild.c (count_basic_blocks): Likewise.
7485 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
7486 * explow.c (emit_stack_restore): Likewise.
7487 * expmed.c (extract_bit_field_1): Likewise.
7488 * expr.c (convert_move, emit_move_complex_parts): Likewise.
7489 (emit_move_multi_word, store_constructor): Likewise.
7490 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
7491 (thread_prologue_and_epilogue_insns): Likewise.
7492 * lower-subreg.c (resolve_simple_move): Likewise.
7493 * optabs.c (widen_operand, expand_binop): Likewise.
7494 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
7495 * reload.c (find_reloads): Likewise.
7496 * reload1.c (eliminate_regs_in_insn): Likewise.
7497 * stmt.c (expand_nl_goto_receiver): Likewise.
7498 * config/alpha/alpha.md (builtin_longjmp): Likewise.
7499 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
7500 * config/arm/arm.c (arm_load_pic_register): Likewise.
7501 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
7502 * config/arm/arm.md (untyped_return): Likewise.
7503 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
7504 * config/avr/avr.c (expand_prologue): Likewise.
7505 * config/bfin/bfin.c (do_unlink): Likewise.
7506 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
7507 * config/cris/cris.c (cris_expand_prologue): Likewise.
7508 * config/darwin.c (machopic_indirect_data_reference): Likewise.
7509 (machopic_legitimize_pic_address): Likewise.
7510 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
7511 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
7512 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
7513 (ix86_expand_convert_uns_didf_sse): Likewise.
7514 (ix86_expand_vector_init_general): Likewise.
7515 * config/ia64/ia64.md (eh_epilogue): Likewise.
7516 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
7517 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
7518 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
7519 (config/iq2000/iq2000.c): Likewise.
7520 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7521 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
7522 (builtin_longjmp): Likewise.
7523 * config/mn10300/mn10300.md (call, call_value): Likewise.
7524 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
7525 * config/pdp11/pdp11.md (abshi2): Likewise.
7526 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7527 * config/s390/s390.c (s390_emit_prologue): Likewise.
7528 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
7529 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
7530 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
7531 * config/sh/sh.c (prepare_move_operands): Likewise.
7532 (output_stack_adjust, sh_expand_epilogue): Likewise.
7533 (sh_set_return_address, sh_expand_t_scc): Likewise.
7534 * config/sparc/sparc.c (load_pic_register): Likewise.
7535 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
7536 * config/spu/spu.c (spu_expand_epilogue): Likewise.
7537 * config/v850/v850.c (expand_epilogue): Likewise.
7539 2008-05-31 Anatoly Sokolov <aesok@post.ru>
7541 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
7542 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
7543 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
7544 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
7545 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
7546 stack pointer register.
7547 (output_movhi): Remove code for interrupt specific writing to the
7548 stack pointer register.
7550 2008-05-31 Richard Guenther <rguenther@suse.de>
7552 PR tree-optimization/34244
7553 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
7554 (tree_expr_nonzero_warnv_p): Likewise.
7555 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7556 ssa_name_nonnegative_p.
7557 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
7558 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
7559 not tree_expr_nonzero_warnv_p.
7561 PR tree-optimization/36262
7563 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
7565 PR tree-optimization/34244
7566 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
7567 (record_numbers_of_iterations): New function.
7568 (execute_vrp): Cache the numbers of iterations of loops.
7569 * tree-scalar-evolution.c (scev_reset_except_niters):
7571 (scev_reset): Use scev_reset_except_niters.
7572 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
7574 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
7576 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7577 __WORKAROUND_RETS when appropriate.
7579 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7581 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
7582 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
7584 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
7585 *fop_df_comm_sse insn patterns using MODEF mode iterator.
7586 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
7587 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
7588 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
7589 *fop_df_1_mixed insn patterns using MODEF mode iterator.
7590 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
7591 *fop_df_1_sse insn patterns using MODEF mode iterator.
7592 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
7593 *fop_df_1_i387 insn patterns using MODEF mode iterator.
7594 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
7595 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
7596 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
7597 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
7598 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
7599 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
7600 (*fop_xf_4_i387): Use <MODE> for mode attribute.
7601 (*fop_xf_5_i387): Ditto.
7602 (*fop_xf_6_i387): Ditto.
7604 2008-05-30 Richard Guenther <rguenther@suse.de>
7606 * builtins.c (build_string_literal): Avoid generating
7607 a non-gimple_val result.
7609 2008-05-30 DJ Delorie <dj@redhat.com>
7611 * exec-tool.in: Use an environment variable (private) instead of a
7612 file (shared) as a semaphore, so as to not break parallel builds.
7614 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
7616 * optabs.c (maybe_encapsulate_block): Remove.
7617 (emit_libcall_block): Adjust accordingly.
7618 * optabs.h (maybe_encapsulate_block): Remove prototype.
7620 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
7621 Don't use maybe_encapsulate_block.
7623 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
7625 * config/rs6000/rs6000.c (rs6000_legitimize_address,
7626 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
7627 rtx is a SYMBOL_REF before calling get_pool_constant.
7629 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
7631 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
7633 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
7635 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
7636 rather than OS names to choose INO_T_EQ definition.
7637 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
7638 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
7640 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
7643 * config/darwin-f.c: New.
7644 * config/t-darwin: Added rule to build darwin-f.o.
7645 * config.gcc: Defined new variable, fortran_target_objs.
7646 (*-*-darwin*): Set fortran_target_objs.
7647 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
7648 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
7649 * configure: Regenerated.
7651 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
7654 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
7655 canonical type if needed.
7657 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
7659 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
7661 2008-05-29 Richard Guenther <rguenther@suse.de>
7663 PR tree-optimization/36343
7664 PR tree-optimization/36346
7665 PR tree-optimization/36347
7666 * tree-flow.h (clobber_what_p_points_to): Declare.
7667 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
7668 pointed-to variable is dereferenced is irrelevant to whether
7669 the pointer can access the pointed-to variable.
7670 (clobber_what_p_points_to): New function.
7671 * tree-ssa-alias.c (set_initial_properties): Use it.
7672 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
7673 call clobber check for NMTs.
7675 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7677 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
7678 for printing gcov_type.
7680 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7682 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
7683 and the eh region information.
7684 * value-prof.c (gimple_move_stmt_histograms): New function.
7685 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
7687 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
7689 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
7691 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7693 * value-prof.c (tree_ic_transform): Print counts.
7694 * tree-profile.c (tree_gen_ic_func_profiler):
7695 Clear __gcov_indreict_call_callee variable to avoid misattribution
7698 2008-05-28 Rafael Espindola <espindola@google.com>
7700 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
7703 2008-05-28 Richard Guenther <rguenther@suse.de>
7705 PR tree-optimization/36339
7706 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
7707 and clobbering code out of the loop.
7709 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
7711 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
7714 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
7715 s390_contiguous_bitmask_p, s390_symref_operand_p,
7716 s390_check_symref_alignment, s390_reload_larl_operand,
7717 s390_reload_symref_address): New functions.
7718 (s390_branch_condition_mnemonic): Support compare and branch
7720 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
7721 and 'W' constraints.
7722 (s390_secondary_reload): Add secondary reloads for unaligned
7723 symbol refs or symbol refs to floating point or QI/TI mode
7725 (legitimate_address_p): Accept symbol references as addresses.
7726 (s390_expand_insv): Use rotate and insert selected bits
7727 instruction for insv when building for z10.
7728 (print_operand_address): Handle symbol ref addresses.
7729 (print_operand): Output modifier 'c' added for signed byte values.
7730 (s390_encode_section_info): Mark symbol refs with
7731 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
7733 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
7734 (length attribute): RRF, RRR have 4 byte length.
7735 (FPALL, INTALL): New mode iterators added.
7736 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
7737 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
7738 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
7739 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
7740 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
7741 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
7742 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
7743 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
7745 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
7746 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
7747 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
7748 reload<INTALL:mode><P:mode>_toreg_z10,
7749 reload<FPALL:mode><P:mode>_tomem_z10,
7750 reload<FPALL:mode><P:mode>_toreg_z10,
7751 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
7752 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
7753 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
7754 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
7756 (movmem, clrmem, cmpmem): New splitters added.
7758 * config/s390/predicates.md (larl_operand): Use
7759 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
7760 SYMBOL_REF_ALIGN1_P.
7761 (s390_signed_integer_comparison,
7762 s390_unsigned_integer_comparison): New predicates.
7764 * config/s390/s390-protos.h (s390_check_symref_alignment,
7765 s390_contiguous_bitmask_p, s390_reload_larl_operand,
7766 s390_reload_symref_address,
7767 s390_compare_and_branch_condition_mask): Prototypes added.
7769 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
7770 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
7771 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
7773 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
7775 * config/s390/s390.c (z10_cost): New cost function for z10.
7776 (s390_handle_arch_option, override_options): Support -march=z10 switch.
7777 (s390_issue_rate): Adjust issue rate for z10.
7778 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
7779 (processor_flags): Add PF_Z10.
7780 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
7781 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
7782 * gcc/config.gcc: Add z10.
7784 2008-05-28 Richard Guenther <rguenther@suse.de>
7786 PR tree-optimization/36291
7787 * tree-flow. h (struct gimple_df): Remove var_anns member.
7788 * tree-flow-inline.h (gimple_var_anns): Remove.
7789 (var_ann): Simplify.
7790 * tree-dfa.c (create_var_ann): Simplify.
7791 (remove_referenced_var): Clear alias info from var_anns of globals.
7792 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
7793 (delete_tree_ssa): Clear alias info from var_anns of globals.
7794 Do not free var_anns.
7795 (var_ann_eq): Remove.
7796 (var_ann_hash): Likewise.
7798 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
7800 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
7801 and loongson2f entries.
7802 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
7803 * config/mips/mips.h (processor_type): Add Loongson-2E
7804 and Loongson-2F entries.
7805 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
7806 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
7807 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
7808 * doc/invoke.texi (MIPS Options): Document loongson2e
7809 and loongson2f processor names.
7811 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
7815 * config/i386/i386.c (ix86_function_arg_boundary): Use
7816 alignment of canonical type.
7817 (ix86_expand_vector_move): Check unaligned memory access for
7820 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
7822 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
7823 Moved to the front of file.
7825 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
7826 H.J. Lu <hongjiu.lu@intel.com>
7828 * dwarf2out.c (current_fde): New.
7830 (lookup_cfa:): Likewise.
7831 (dwarf2out_end_epilogue): Likewise.
7832 (dwarf2out_note_section_used): Likewise.
7834 2008-05-27 Michael Matz <matz@suse.de>
7837 * c.opt (Wenum-compare): New warning option.
7838 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
7840 2008-05-27 Michael Matz <matz@suse.de>
7843 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
7845 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
7846 into memory as tail calls.
7848 2008-05-27 Richard Guenther <rguenther@suse.de>
7850 PR tree-optimization/36339
7851 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
7852 pointers cause all addressable variables to be call clobbered.
7854 2008-05-27 Richard Guenther <rguenther@suse.de>
7856 PR tree-optimization/36245
7857 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
7859 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7861 * config/s390/s390.md: Replace all occurences of the 'm'
7862 constraint with 'RT'.
7864 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7866 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
7868 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
7870 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
7871 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
7872 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
7874 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7876 * reload.c: (find_reloads): Skip alternatives according to the
7877 "enabled" attribute. Constify the constraint variable.
7878 * recog.c (get_attr_enabled): Add default implementation.
7879 (extract_insn): Set the alternative_enabled_p array
7880 in the recog_data struct.
7881 (preprocess_constraints, constrain_operands): Skip
7882 alternatives according to the "enabled" attribute
7883 * recog.h (struct recog_data): New field alternative_enabled_p.
7884 (skip_alternative): New inline function.
7885 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
7886 (record_reg_classes): Skip alternative according to the
7887 "enabled" attribute.
7889 * doc/md.texi: Add documention for the "enabled" attribute.
7891 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7893 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
7894 * postreload.c (reload_cse_simplify_operands): Replace 'm'
7895 constraint with TARGET_MEM_CONSTRAINT.
7896 * recog.c (asm_operand_ok, preprocess_constraints,
7897 constrain_operands): Likewise.
7898 * regclass.c (record_reg_classes): Likewise.
7899 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
7900 * reload1.c (maybe_fix_stack_asms): Likewise.
7901 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
7902 * recog.h: Adjust comment.
7903 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
7904 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
7905 * doc/md.texi: Add a note to description of 'm' constraint.
7906 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
7908 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
7910 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
7911 that the bitfield is of integral type before testing its precision.
7913 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7914 Sa Liu <saliu@de.ibm.com>
7916 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
7917 __modti3, __udivti3, __umodti3 and __udivmodti4.
7918 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
7919 that implement TImode mul and div functions.
7920 * config/spu/multi3.c: New. Implement __multi3.
7921 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
7922 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
7925 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
7927 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
7928 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
7929 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
7930 tls_sysv_suffix): New mode and mode attribute iterators.
7931 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
7932 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
7933 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
7934 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
7935 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
7938 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
7940 PR tree-optimization/36329
7941 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
7942 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
7943 * cgraphbuild.c (initialize_inline_failed): Use the latter
7944 macro in lieu of the former.
7945 * ipa-inline.c (cgraph_mark_inline): Likewise.
7946 (cgraph_decide_inlining_of_small_function): Likewise.
7947 (cgraph_decide_inlining): Likewise.
7948 (cgraph_decide_inlining_incrementally): Likewise.
7950 2008-05-26 Tristan Gingold <gingold@adacore.com>
7951 Anatoly Sokolov <aesok@post.ru>
7953 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
7954 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
7955 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
7956 optimization for 'avr6' architecture.
7958 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
7961 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
7963 2008-05-26 Richard Guenther <rguenther@suse.de>
7965 * tree-ssa-sccvn.c (expr_has_constants): Declare.
7966 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
7968 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
7971 * caller-save.c (insert_restore): Verify alignment of spill space.
7972 (insert_save): Likewise.
7973 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
7974 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
7975 (STACK_SLOT_ALIGNMENT): Likewise.
7976 * function.c (LOCAL_ALIGNMENT): Removed.
7977 (get_stack_local_alignment): New.
7978 (assign_stack_local): Use it. Set alignment on stack slot.
7979 (assign_stack_temp_for_type): Use get_stack_local_alignment.
7980 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
7981 (STACK_SLOT_ALIGNMENT): New.
7982 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
7983 stack slot in XFmode.
7985 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
7987 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
7990 * config/i386/i386.md (allocate_stack_worker_64): Make sure
7991 argument operand in rax isn't removed.
7993 2008-05-26 Richard Guenther <rguenther@suse.de>
7996 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
7997 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
7999 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8002 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
8004 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
8006 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
8007 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
8009 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8011 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
8012 build a trampoline if we don't want one.
8013 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
8014 return zero for nested functions if we don't want a trampoline.
8016 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8018 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
8020 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8023 * c.opt: Removed undocumented option '-lang-fortran'.
8024 * c-common.h: Removed global variable 'lang_fortran'.
8025 * c-opts.c (c_common_handle_option): Removed code to handle
8026 option '-lang-fortran'. Updated includes.
8027 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
8028 definition of '__GFORTRAN__'.
8029 (define__GNUC__): Reimplemented to use BASEVER and
8030 cpp_define_formatted.
8031 (builtin_define_with_value_n): Removed.
8032 * c-incpath.h: Renamed to ...
8033 * incpath.h: ... this.
8034 * c-incpath.c: Renamed to ...
8035 * incpath.c: ... this. Updated includes.
8036 * fix-header.c: Updated includes.
8037 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
8038 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
8039 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
8041 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8043 * tree.h: Update the table of flags used on tree nodes.
8044 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
8045 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
8046 (FORCED_LABEL): Add access check.
8047 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
8048 (ASM_INPUT_P): Likewise.
8049 (ASM_VOLATILE_P): Likewise.
8050 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
8051 (OMP_SECTION_LAST): Access private_flag directly.
8052 (OMP_RETURN_NOWAIT): Likewise.
8053 (OMP_PARALLEL_COMBINED): Likewise.
8054 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
8055 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
8056 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
8057 deprecated_flag directly.
8059 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
8061 * final.c (frame_pointer_needed): Removed.
8062 * flags.h (frame_pointer_needed): Likewise.
8064 * function.h (rtl_data): Add frame_pointer_needed.
8065 (frame_pointer_needed): New.
8067 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
8069 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
8071 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
8073 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
8076 2008-05-25 Alan Modra <amodra@bigpond.net.au>
8078 * c-common.c (strip_array_types): Move function to..
8080 (get_inner_array_type): Delete.
8081 * c-common.h (strip_array_types): Move declaration to..
8083 (get_inner_array_type): Delete.
8084 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
8085 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
8086 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
8087 * config/pa/pa.c (emit_move_sequence): Likewise.
8089 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
8091 * config/i386/i386.md (*sse_prologue_save_insn): Set length
8094 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
8096 * function.c: Include target hook for nonlocal_goto frame value.
8098 2008-05-24 Richard Guenther <rguenther@suse.de>
8100 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
8101 variable can be only accessed through a pointer or a union.
8103 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8105 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
8106 * doc/extend.texi: Likewise.
8108 2008-05-23 DJ Delorie <dj@redhat.com>
8110 * config/m32c/jump.md (untyped_call): Add.
8112 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
8114 (m32c_address_cost): Detail costs for indirect offsets.
8116 2008-05-23 Rafael Espindola <espindola@google.com>
8118 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
8119 if a node is a SUBREG.
8120 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
8123 2008-05-23 Paul Brook <paul@codesourcery.com>
8124 Carlos O'Donell <carlos@codesourcery.com>
8126 * doc/extend.texi: Clarify use of __attribute__((naked)).
8127 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
8128 * target.h (gcc_target): Add allocate_stack_slots_for_args.
8129 * function.c (use_register_for_decl): Use
8130 targetm.calls.allocate_stack_slots_for_args.
8131 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
8132 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
8133 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
8135 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
8137 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
8139 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
8141 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
8142 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
8143 is only rounded once.
8145 2008-05-23 Richard Guenther <rguenther@suse.de>
8147 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
8149 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
8150 Jakub Jelinek <jakub@redhat.com>
8153 * configure.ac: Handle --enable-cld.
8154 * configure: Regenerated.
8155 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
8156 * config/i386/i386.h (struct machine_function): Add needs_cld field.
8157 (ix86_current_function_needs_cld): New define.
8158 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
8159 (cld): New isns pattern.
8160 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
8161 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
8162 * config/i386/i386.opt (mcld): New option.
8163 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
8164 TARGET_CLD and ix86_current_function_needs_cld.
8165 (override_options): Use -mcld by default for 32-bit code if
8168 * doc/install.texi (Options specification): Document --enable-cld.
8169 * doc/invoke.texi (Machine Dependent Options)
8170 [i386 and x86-64 Options]: Add -mcld option.
8171 (Intel 386 and AMD x86-64 Options): Document -mcld option.
8173 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
8174 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
8175 (return_in_memory_64): Likewise.
8176 (return_in_memory_ms_64): Likewise.
8178 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8180 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
8181 * builtins.c (fold_builtin_fpclassify): New.
8182 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
8183 * builtins.def (BUILT_IN_FPCLASSIFY): New.
8184 * c-common.c (handle_type_generic_attribute): Adjust to accept
8185 fixed arguments before an elipsis.
8186 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
8187 * doc/extend.texi: Document __builtin_fpclassify.
8189 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
8191 * omp-low.c (gate_expand_omp_ssa): Remove.
8192 (pass_expand_omp_ssa): Remove.
8193 (gate_expand_omp): Do not check for flag_openmp_ssa.
8194 * common.opt (-fopenmp-ssa): Remove.
8195 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
8197 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
8199 * config/sh/sh.opt (mfixed-range): New option.
8200 * config/sh/sh-protos.h (sh_fix_range): Declare.
8201 * config/sh/sh.c (sh_fix_range): New function.
8202 * config/sh/sh.h (sh_fixed_range_str): Declare.
8203 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
8205 * doc/invoke.texi (SH Options): Document -mfixed-range.
8207 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
8209 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
8210 it before the redeclaration.
8212 2008-05-22 Anatoly Sokolov <aesok@post.ru>
8214 * config/avr/avr.c (get_sequence_length): Add new function.
8215 (expand_prologue, expand_epilogue): Remove duplicate code.
8217 2008-05-22 Rafael Espindola <espindola@google.com>
8219 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
8222 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
8224 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
8225 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
8227 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
8228 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
8229 (vect_update_misalignment_for_peel): Likewise.
8230 (vector_alignment_reachable_p): Likewise.
8231 * tree-vect-transform.c (vectorizable_load): Likewise.
8232 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
8233 (get_vectype_for_scalar_type): Pass mode of scalar_type
8234 to UNITS_PER_SIMD_WORD.
8236 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
8237 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
8238 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
8239 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
8240 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
8242 2008-05-22 Ira Rosen <irar@il.ibm.com>
8244 PR tree-optimization/36293
8245 * tree-vect-transform.c (vect_transform_strided_load): Don't check
8246 if the first load must be skipped because of a gap.
8248 2008-05-22 Richard Guenther <rguenther@suse.de>
8250 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
8251 more cases of offset disambiguation that is possible if
8252 strict-aliasing rules apply.
8253 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
8254 for basic offset and type-based disambiguation.
8256 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8258 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
8259 ix86_expand_vector_set on V16QImode for SSE4.1.
8261 2008-05-21 Tom Tromey <tromey@redhat.com>
8263 * c.opt (Wimport): Mark as undocumented.
8264 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
8266 (Warning Options): Likewise.
8267 * doc/cppopts.texi: Don't mention -Wimport.
8269 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
8271 PR tree-optimization/36287
8272 PR tree-optimization/36286
8273 * lambda-code.c (build_access_matrix): Do not use the loop->num
8274 for computing the number of induction variables: use the loop depth
8277 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
8280 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
8281 option -f(no-)leading-underscore.
8283 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8285 * config/i386/i386.c (ix86_expand_vector_init_general): Use
8286 GET_MODE_NUNITS (mode).
8288 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
8290 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
8291 (-mmulhw): Add 464 to description.
8292 (-mdlmzb): Likewise.
8293 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
8294 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
8296 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
8297 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
8298 * config/rs6000/rs6000.md: Update comments for 464.
8300 2008-05-21 Janis Johnson <janis187@us.ibm.com>
8302 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
8304 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8306 * config/i386/sse.md (vec_extractv4sf): Removed.
8307 (vec_extractv2df): Likewise.
8308 (vec_extractv2di): Likewise.
8309 (vec_extractv4si): Likewise.
8310 (vec_extractv8hi): Likewise.
8311 (vec_extractv16qi): Likewise.
8312 (vec_extract<mode>): New.
8314 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8316 * config/i386/sse.md (vec_setv4sf): Removed.
8317 (vec_setv2df): Likewise.
8318 (vec_setv2di): Likewise.
8319 (vec_setv4si): Likewise.
8320 (vec_setv8hi): Likewise.
8321 (vec_setv16qi): Likewise.
8322 (vec_set<mode>): New.
8324 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8326 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
8327 goto for vec_concat and vec_interleave.
8329 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8331 * config/i386/sse.md (vec_initv4sf): Removed.
8332 (vec_initv2df): Likewise.
8333 (vec_initv2di): Likewise.
8334 (vec_initv4si): Likewise.
8335 (vec_initv8hi): Likewise.
8336 (vec_initv16qi): Likewise.
8337 (vec_init<mode>): New.
8339 2008-05-21 Joseph Myers <joseph@codesourcery.com>
8341 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
8343 2008-05-21 Tom Tromey <tromey@redhat.com>
8345 * ggc-zone.c (lookup_page_table_if_allocated): New function.
8346 (zone_find_object_offset): Likewise.
8347 (gt_ggc_m_S): Likewise.
8348 (highest_bit): Likewise.
8349 * ggc-page.c (gt_ggc_m_S): New function.
8350 * stringpool.c (string_stack): Remove.
8351 (init_stringpool): Update.
8352 (ggc_alloc_string): Use ggc_alloc.
8353 (maybe_delete_ident): New function.
8354 (ggc_purge_stringpool): Likewise.
8355 (gt_ggc_m_S): Remove.
8356 * ggc-common.c (ggc_protect_identifiers): New global.
8357 (ggc_mark_roots): Call ggc_purge_stringpool. Use
8358 ggc_protect_identifiers.
8359 * ggc.h (ggc_protect_identifiers): Declare.
8360 (gt_ggc_m_S): Update.
8361 (ggc_purge_stringpool): Declare.
8362 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
8363 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
8365 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
8367 2008-05-21 David S. Miller <davem@davemloft.net>
8369 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
8372 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
8374 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
8377 2008-05-20 David Daney <ddaney@avtrex.com>
8379 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
8380 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
8381 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
8382 UNSPEC_UPDATE_GOT_VERSION): Renumber.
8383 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
8384 (atomic_hiqi_op): New define_code_iterator.
8385 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
8386 mips_expand_compare_and_swap_12.
8387 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
8388 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
8389 (sync_<optab><mode>, sync_old_<optab><mode>,
8390 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8391 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
8392 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
8393 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
8394 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
8395 (test_and_set_12): New insn.
8396 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
8397 sync_new_<optab><mode>, sync_old_nand<mode>,
8398 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
8399 clobber to operand 0 for SI and DI mode insns.
8400 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
8401 mips_gen_fn_4): New typedefs.
8402 (mips_gen_fn_ptrs): Define new union type.
8403 (mips_expand_compare_and_swap_12): Remove declaration.
8404 (mips_expand_atomic_qihi): Declare function.
8405 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
8406 (mips_expand_atomic_qihi): ... this. Use new generator function
8408 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
8409 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
8410 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
8411 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
8412 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
8413 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
8414 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
8415 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
8416 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
8417 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
8420 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
8422 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
8425 2008-05-20 Anatoly Sokolov <aesok@post.ru>
8427 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
8428 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
8429 (avr_attribute_table): Add 'OS_main' function attribute.
8430 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
8431 functions with 'OS_main' attribute.
8433 2008-05-20 Richard Guenther <rguenther@suse.de>
8435 PR tree-optimization/35204
8436 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
8437 helper, split out from ...
8438 (DFS): ... here. Make the DFS walk non-recursive.
8440 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
8441 Jan Sjodin <jan.sjodin@amd.com>
8443 PR tree-optimization/36181
8444 * tree-parloops.c (loop_has_vector_phi_nodes): New.
8445 (parallelize_loops): Don't parallelize when the loop has vector
8448 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8449 Sebastian Pop <sebastian.pop@amd.com>
8451 * tree-loop-linear.c (gather_interchange_stats): Look in the access
8452 matrix, and never look at the tree representation of the memory
8454 (linear_transform_loops): Computes parameters and access matrices.
8455 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
8457 (access_matrix_get_index_for_parameter): New.
8458 * tree-data-ref.h (struct access_matrix): New.
8459 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
8460 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
8461 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
8462 am_vector_index_for_loop): New.
8463 (struct data_reference): Add field access_matrix.
8464 (DR_ACCESS_MATRIX): New.
8465 (compute_data_dependences_for_loop): Update declaration.
8466 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
8467 * lambda.h (lambda_vector_vec_p): Declared.
8468 * lambda-code.c: Depend on pointer-set.h.
8469 (lambda_collect_parameters_from_af, lambda_collect_parameters,
8470 av_for_af_base, av_for_af, build_access_matrix,
8471 lambda_compute_access_matrices): New.
8472 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
8474 2008-05-20 Joseph Myers <joseph@codesourcery.com>
8476 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
8479 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8480 Sebastian Pop <sebastian.pop@amd.com>
8482 PR tree-optimization/36206
8483 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
8485 (instantiate_scev_1): Rename flags to fold_conversions.
8486 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
8487 outeside instantiation_loop.
8488 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
8489 (evolution_function_is_affine_or_constant_p): Removed.
8490 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
8492 (analyze_siv_subscript): Pass in the loop nest number.
8493 Call evolution_function_is_affine_in_loop instead of
8494 evolution_function_is_affine_p.
8495 (analyze_overlapping_iterations): Pass in the loop nest number.
8497 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8498 Sebastian Pop <sebastian.pop@amd.com>
8500 PR tree-optimization/36206
8501 * tree-chrec.h (chrec_fold_op): New.
8502 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
8505 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
8507 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
8509 (remove_duplicates): Do not set inode on non-inode systems.
8512 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
8514 * config.gcc (tm_file): Update comments about relative pathnames.
8516 2008-05-20 Richard Guenther <rguenther@suse.de>
8518 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
8519 * tree-ssa-sccvn.c (process_scc): Likewise.
8520 * tree-ssa-sink.c (execute_sink_code): Likewise.
8521 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
8522 * tree-vrp.c (process_assert_insertions): Likewise.
8523 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8524 (perform_tree_ssa_dce): Likewise.
8525 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
8526 (dump_dominator_optimization_stats): Likewise.
8527 * tree-vectorizer.c (vectorize_loops): Likewise.
8529 2008-05-20 Richard Guenther <rguenther@suse.de>
8531 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
8533 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
8535 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
8536 (ix86_i386elf_return_in_memory): Likewise.
8537 (ix86_i386interix_return_in_memory): Likewise.
8538 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
8539 (SUBTARGET_RETURN_IN_MEMORY): New.
8540 * config/i386/i386elf.h: Likewise.
8541 * config/i386/ptx4-i.h: Likewise.
8542 * config/i386/sol2-10.h: Likewise.
8543 * config/i386/sysv4.h: Likewise.
8544 * config/i386/vx-common.h: Likewise.
8545 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
8546 * config/i386/i386.c (ix86_return_in_memory): Made static and
8547 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
8548 (ix86_i386elf_return_in_memory): Removed.
8549 (ix86_i386interix_return_in_memory): Removed.
8550 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
8551 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
8553 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
8555 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
8557 2008-05-19 Xinliang David Li <davidxl@google.com>
8559 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
8561 * common.opt: Ditto.
8562 * doc/invoke.texi: Ditto.
8564 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
8566 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
8567 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
8569 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
8571 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
8572 sizes of operand array from 8/4 to 4/2.
8573 (ix86_expand_vector_init_general): Change size of operand array
8574 from 32 to 16. Remove op0, op1 and half_mode.
8576 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
8578 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
8579 (ix86_expand_vector_init_interleave): Likewise.
8580 (ix86_expand_vector_init_general): Use them. Assert
8581 word_mode == SImode when n_words == 4.
8583 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
8585 * config/i386/i386.c (ix86_secondary_reload): New static function.
8586 (TARGET_SECONDARY_RELOAD): New define.
8587 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
8588 * config/i386/i386.md (reload_outqi): Remove.
8590 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8593 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
8594 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
8595 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
8596 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
8597 (fold_builtin_1): Likewise.
8598 * builtins.def (BUILT_IN_ISINF_SIGN): New.
8599 c-common.c (check_builtin_function_arguments): Handle
8600 BUILT_IN_ISINF_SIGN.
8601 * doc/extend.texi: Document __builtin_isinf_sign.
8602 * fold-const.c (operand_equal_p): Handle COND_EXPR.
8604 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
8606 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
8607 EH cleanup at the end of the pass, search for those that have been
8608 turned into forwarder blocks and do the cleanup on their successor.
8610 2008-05-18 Richard Guenther <rguenther@suse.de>
8612 * tree-cfg.c (verify_gimple_expr): Allow conversions from
8613 pointers to sizetype and vice versa.
8615 2008-05-18 Xinliang David Li <davidxl@google.com>
8617 * gcc/tree-ssa-dce.c: Coding style fix.
8618 (check_pow): Documentation comment.
8619 (check_log): Documenation comment. Coding style fix.
8620 (is_unnecessary_except_errno_call): Ditto.
8621 (gen_conditions_for_pow): Ditto.
8622 (gen_conditions_for_log): Ditto.
8623 (gen_shrink_wrap_conditions): Ditto.
8624 (shrink_wrap_one_built_in_calls): Ditto.
8625 * gcc/doc/invoke.texi: Better documentation string.
8626 * ChangeLog: Fix wrong change log entries from
8627 May 17 checkin on function call DCE.
8629 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
8631 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
8633 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
8635 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
8636 * df-problems.c (simulation routines): Fixed block comment to
8637 properly say how to add forwards scanning functions.
8639 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
8641 * tree-inline.c (setup_one_parameter): Remove dead code.
8643 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
8645 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
8646 a BIT_AND_EXPR only for an INTEGER_TYPE.
8648 2008-05-17 Xinliang David Li <davidxl@google.com>
8650 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
8651 (check_pow, check_log, is_unnecessary_except_errno_call): New
8652 functions to check for eliminating math functions that are pure
8653 except for setting errno.
8654 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
8655 general condition expressions for shrink-wrapping pow/log calls.
8656 (gen_shrink_wrap_conditions): Ditto.
8657 (shrink_wrap_one_built_in_call): Ditto.
8658 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
8659 (mark_operand_necessary): If debugging, output if OP is necessary.
8660 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
8662 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
8664 * gcc/common.opt: New user flag -ftree-builtin-dce.
8665 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
8667 2008-05-16 David S. Miller <davem@davemloft.net>
8669 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
8670 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
8672 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
8675 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
8677 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8679 * ifcvt.c (dead_or_predicable): Rename
8680 df_simulate_one_insn_backwards to df_simulate_one_insn.
8681 * recog.c (peephole2_optimize): Ditto.
8682 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
8684 * df.h: Rename df_simulate_one_insn_backwards to
8685 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
8686 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
8687 scanning of defs and uses.
8688 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
8689 (df_simulate_one_insn_forwards): Removed.
8691 2008-05-16 Doug Kwan <dougkwan@google.com>
8693 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
8695 (real_from_string): Handle NaNs and Inf as approriate.
8697 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
8699 * doc/gty.texi (Source Files Containing Type Information): Note
8700 that headers should appear first in the gtfiles list.
8702 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8704 * tree.def (COND_EXEC): Properly documented this code.
8706 2008-05-16 Diego Novillo <dnovillo@google.com>
8708 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
8709 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
8712 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8714 * tree-ssa-dse (max_stmt_uid): Removed.
8715 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
8716 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
8717 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
8718 * function.h (cfun.last_stmt_uid): New field.
8719 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
8720 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
8722 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
8723 (create_stmt_ann): Initialize the ann->uid field.
8724 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
8726 * tree-flow.h (renumber_gimple_stmt_uids): New function.
8728 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
8730 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
8731 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
8732 (init_empty_tree_cfg): Call it.
8734 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8736 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
8739 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8741 * doc/invoke.text (-fdump-tree-*-verbose): New option.
8742 * tree-dump.c (dump_options): New verbose option.
8743 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
8745 * tree-pass.h (TDF_VERBOSE): New dump flag.
8746 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
8747 (tree-flow.h): Added include.
8748 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
8750 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
8752 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
8754 From Jie Zhang <jie.zhang@analog.com>
8755 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8756 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
8757 mcpu=bf561-none and mcpu=bf561-0.2.
8758 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8759 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
8760 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8761 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
8762 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
8763 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
8764 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
8766 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
8767 (cputype_selected): Remove.
8768 (bfin_handle_option): Don't use cputype_selected.
8769 (override_options): When no mcpu option, enable all workarounds.
8770 Don't use bfin_workarounds.
8771 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
8773 (DEFAULT_CPU_TYPE): Don't define.
8775 2008-05-16 Richard Guenther <rguenther@suse.de>
8777 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
8778 on deletion of the last stmt.
8780 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
8782 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
8783 V8HImode for SSE2 and V16QImode for SSE4.1.
8785 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8787 * cgraph.h (compute_inline_parameters): Made public.
8788 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
8789 variable_generate_summary, function_write_summary,
8790 variable_write_summary, variable_read_summary. Added generate_summary,
8791 write_summary, read_summary.
8792 * cgraphunit.c (cgraph_process_new_functions): Changed call from
8793 pass_ipa_inline.function_generate_summary, to
8794 compute_inline_parameters.
8795 * ipa-inline.c (compute_inline_parameters): Made public and added
8797 (compute_inline_parameters_for_current): New function.
8798 (pass_inline_param): Now calls compute_inline_parameters_for_current.
8799 (inline_generate_summary): Removed parameter and made to loop over
8801 (pass_ipa_inline): Updated for new IPA_PASS structure.
8802 * passes.c (execute_ipa_summary_passes): Now is called once per
8803 pass rather than once per node*pass.
8805 2008-05-15 Anatoly Sokolov <aesok@post.ru>
8807 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
8808 avr_have_mul_p, avr_asm_only_p): Remove variables.
8809 (avr_override_options): Remove initialization of removed variables.
8810 (avr_file_start): Convert removed variables to fields of
8811 'struct base_arch_s *avr_current_arch'.
8812 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
8813 (AVR_HAVE_MUL): (Ditto.).
8814 (AVR_HAVE_MOVW): (Ditto.).
8815 (AVR_HAVE_LPMX): (Ditto.).
8816 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
8817 avr_asm_only_p): Remove declaration.
8819 2008-05-15 Diego Novillo <dnovillo@google.com>
8821 * config/arm/arm.c (arm_return_in_memory): Fix return type.
8822 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
8824 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
8827 * combine.c (check_conversion): Rename back to check_promoted_subreg.
8828 Don't call record_truncated_value from here.
8829 (record_truncated_value): Turn it into a for_each_rtx callback.
8830 (record_truncated_values): New function.
8831 (combine_instructions): Call note_uses with record_truncated_values.
8832 Change name of check_conversion to check_promoted_subreg.
8834 2008-05-15 Janis Johnson <janis187@us.ibm.com>
8836 * doc/sourcebuild.texi: Document support for torture tests.
8838 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
8840 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
8841 to alternative 4 of operand 2.
8843 2008-05-15 Richard Guenther <rguenther@suse.de>
8845 * tree-pass.h (current_pass): Declare.
8846 (get_pass_for_id): Likewise.
8847 * passes.c (passes_by_id, passes_by_id_size): New globals.
8848 (set_pass_for_id): New function.
8849 (get_pass_for_id): Likewise.
8850 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
8851 (execute_function_todo): Flush per function statistics.
8852 * toplev.c (compile_file): Init statistics.
8853 (general_init): Do early statistics initialization.
8854 (finalize): Finish statistics.
8855 * statistics.h (statistics_early_init): Declare.
8856 (statistics_init): Likewise.
8857 (statistics_fini): Likewise.
8858 (statistics_fini_pass): Likewise.
8859 (statistics_counter_event): Likewise.
8860 (statistics_histogram_event): Likewise.
8861 * statistics.c: New file.
8862 * Makefile.in (OBJS-common): Add statistics.o.
8863 (statistics.o): Add dependencies.
8864 * doc/invoke.texi (-fdump-statistics): Document.
8866 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
8868 (execute_pre): Use statistics_counter_event.
8869 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
8870 (substitute_and_fold): Increment it. Use statistics_counter_event.
8872 2008-05-15 Diego Novillo <dnovillo@google.com>
8874 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
8876 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
8877 * tree-ssa-alias.c (new_type_alias): Remove references to
8878 sub-variables from comment.
8879 * tree-ssa-operands.c (swap_tree_operands): Likewise.
8881 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
8883 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
8884 attribute to 1 only for insertps alternative.
8886 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
8888 * config/bfin/bfin.md (loadbytes): New pattern.
8889 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
8890 (bfin_init_builtins): Initialize it.
8891 (bdesc_1arg): Add it.
8893 2008-05-15 Sa Liu <saliu@de.ibm.com>
8895 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
8896 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
8897 * testsuite/lib/target-supports.exp: Add
8898 check_effective_target_fortran_integer_16.
8900 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
8902 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
8903 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
8904 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
8905 (TARGET_RETURN_IN_MEMORY): Define.
8907 2008-05-15 Richard Guenther <rguenther@suse.de>
8910 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
8911 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
8912 represent unmodifiable vars.
8914 2008-05-15 Richard Guenther <rguenther@suse.de>
8916 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
8917 INDIRECT_REF and TARGET_MEM_REF.
8918 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8921 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
8922 H.J. Lu <hongjiu.lu@intel.com>
8924 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
8925 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
8926 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
8927 insn alternatives. Add missing alternatives.
8928 (*vec_concatv2di_rex64_sse4_1): Likewise.
8929 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
8930 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
8933 2008-05-15 Richard Guenther <rguenther@suse.de>
8935 PR tree-optimization/36009
8936 PR tree-optimization/36204
8937 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
8938 (determine_invariantness_stmt): Record the loop a store is
8940 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
8943 2008-05-15 Richard Guenther <rguenther@suse.de>
8945 PR tree-optimization/34330
8946 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
8947 through the pointer will alias the SMT.
8949 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
8951 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
8953 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
8955 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
8957 2008-05-14 Michael Meissner <michael.meissner@amd.com>
8958 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8960 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
8961 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
8962 (vashl_optab): New optab for vector/vector shifts.
8963 (vashr_optab): Ditto.
8964 (vlshr_optab): Ditto.
8965 (vrotl_optab): Ditto.
8966 (vrotr_optab): Ditto.
8967 (optab_subtype): New enum for optab_for_tree_code call.
8968 (optab_for_tree_code): Add enum optab_subtype argument.
8970 * optabs.c (optab_for_tree_code): Take an additional argument to
8971 distinguish between a vector shift by a scalar and vector shift by
8972 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
8973 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
8974 vector shift by a vector.
8975 (expand_widen_pattern_expr): Pass additional argument to
8976 optab_for_tree_code.
8978 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
8979 vrotl_optab, vrotr_optab.
8981 * expr.c (expand_expr_real_1): Update calls to
8982 optab_for_tree_code to distinguish between vector shifted by a
8983 scalar and vector shifted by a vector.
8984 * tree-vectorizer.c (supportable_widening_operation): Ditto.
8985 (supportable_narrowing_operation): Ditto.
8986 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
8987 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
8988 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
8989 (vect_create_epilog_for_reduction): Ditto.
8990 (vectorizable_reduction): Ditto.
8991 (vectorizable_operation): Ditto.
8992 (vect_strided_store_supported): Ditto.
8993 (vect_strided_load_supported): Ditto.
8994 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8995 * expmed.c (expand_shift): Ditto.
8997 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
8999 (ashr@var{m}3): Ditto.
9000 (vashl@var{m}3): Document new vector/vector shift standard name.
9001 (vashr@var{m}3): Ditto.
9002 (vlshr@var{m}3): Ditto.
9003 (vrotl@var{m}3): Ditto.
9004 (vrotr@var{m}3): Ditto.
9006 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
9007 (PPERM_INVERT): Ditto.
9008 (PPERM_REVERSE): Ditto.
9009 (PPERM_REV_INV): Ditto.
9010 (PPERM_ZERO): Ditto.
9011 (PPERM_ONES): Ditto.
9012 (PPERM_SIGN): Ditto.
9013 (PPERM_INV_SIGN): Ditto.
9014 (PPERM_SRC1): Ditto.
9015 (PPERM_SRC2): Ditto.
9017 * config/i386/sse.md (mulv2di3): Add SSE5 support.
9018 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
9019 allows a memory operand to be the value being added, and split it
9020 to improve vectorization.
9021 (sse5_pmacsdqh_mem): Ditto.
9022 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
9023 (sse5_mulv2div2di3_high): Ditto.
9024 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
9025 (vec_pack_trunc_v4si): Ditto.
9026 (vec_pack_trunc_v2di): Ditto.
9027 (sse5_pcmov_<mode>): Remove code that tried to use use
9028 andps/andnps instead of pcmov.
9029 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
9030 pmacsdqh instructions.
9031 (vec_widen_smult_lo_v4si): Ditto.
9033 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
9034 (PPERM_INVERT): Ditto.
9035 (PPERM_REVERSE): Ditto.
9036 (PPERM_REV_INV): Ditto.
9037 (PPERM_ZERO): Ditto.
9038 (PPERM_ONES): Ditto.
9039 (PPERM_SIGN): Ditto.
9040 (PPERM_INV_SIGN): Ditto.
9041 (PPERM_SRC1): Ditto.
9042 (PPERM_SRC2): Ditto.
9043 (ix86_expand_sse_movcc): Move the SSE5 test after the if
9045 (ix86_expand_int_vcond): If SSE5 generate all possible integer
9047 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
9048 says ignore whether the last reference is a memory operand.
9050 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9051 Paolo Bonzini <bonzini at gnu dot org>
9053 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
9056 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
9057 (vlshr<mode>3): Rename from vlshr<mode>3.
9058 (vashr<mode>3): Rename from vashr<mode>3.
9059 (mulv4sf3): Change the names of vector shift patterns.
9063 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
9066 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
9091 * config/spu/spu.md (v): New iterator macro to add v for vector types.
9092 (floatunssidf2_internal): Change vector/vector shift names.
9093 (floatunsdidf2_internal): Ditto.
9100 (vashl<mode>3): Rename from ashl<mode>3.
9101 (vashr<mode>3): Rename from ashr<mode>3.
9102 (vlshr<mode>3): Rename from lshr<mode>3.
9103 (vrotl<mode>3): Rename from rotl<mode>3.
9105 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9108 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
9109 multiply gives the wrong value when doing widening multiplies.
9110 (vec_widen_smult_lo_v4si): Ditto.
9112 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
9114 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
9115 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
9116 emit_library_call_value.
9117 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
9118 * tree.h (ECF_LIBCALL_BLOCK): Removed.
9119 * calls.c (initialize_argument_information, precompute_arguments,
9120 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
9121 (precompute_arguments): Removed flags parameter.
9122 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
9124 2008-05-14 Richard Guenther <rguenther@suse.de>
9126 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
9127 Make sure to register the store if the use is a PHI_NODE.
9129 2008-05-14 Olivier Hainque <hainque@adacore.com>
9131 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
9132 memory if the component is to be referenced in BLKmode according
9133 to get_inner_reference.
9135 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
9137 * calls.c (emit_library_call_value_1): Restore code clearing
9138 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
9140 2008-05-14 Olivier Hainque <hainque@adacore.com>
9141 Nicolas Roche <roche@adacore.com>
9143 * configure.ac: Add support for a "gcc_subdir" variable in
9144 config-lang.in, to denote a subdirectory where the language/GCC
9145 integration files are to be found.
9146 * configure: Regenerate.
9148 2008-05-14 Ira Rosen <irar@il.ibm.com>
9150 PR tree-optimization/36098
9151 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
9152 value for the first load in the group in case of a gap.
9153 (vect_build_slp_tree): Check that there are no gaps in loads.
9155 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
9157 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
9158 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
9159 expand_copysign_bit, ): Change call to emit_no_conflict_block to
9160 emit_insn and remove unneeded code to construct extra args.
9161 (emit_no_conflict_block): Removed.
9162 * optabls.h: (emit_no_conflict_block): Removed.
9163 * cse.c (cse_extended_basic_block): Remove search for
9164 REG_NO_CONFLICT note.
9165 * global.c: Removed incorrect comment added in revision 117.
9166 * expr.c (convert_move): Change call to emit_no_conflict_block to
9168 * recog.c: Change comments so that they do not mention
9170 * local_alloc.c (combine_regs): Removed last parameter.
9171 (no_conflict_p): Removed.
9172 (block_alloc): Removed note, no_conflict_combined_regno and set
9173 local vars. Removed all code to process REG_NO_CONFLICT blocks.
9174 (combine_regs): Removed already_dead and code to look for
9175 REG_NO_CONFLICT notes.
9176 * lower_subreg (remove_retval_note): Removed code to look for
9177 REG_NO_CONFLICT block.
9178 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
9179 (resolve_clobber): Remove code to process libcalls that have
9180 REG_NO_CONFLICT notes.
9181 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
9183 * combine.c (can_combine_p, distribute_notes): Removed
9184 REG_NO_CONFLICT case.
9185 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
9187 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
9188 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
9190 * reg-notes.def (NO_CONFLICT): Removed.
9192 2008-05-14 David S. Miller <davem@davemloft.net>
9194 * config/sparc/sparc.c (sparc_profile_hook): If
9195 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
9196 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
9197 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
9199 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
9201 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
9203 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
9206 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
9207 and op1 expansion before vector concat to have less live pseudos.
9209 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
9211 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
9212 ix86_expand_vector_set if supported.
9214 2008-05-13 Diego Novillo <dnovillo@google.com>
9215 Kenneth Zadeck <zadeck@naturalbridge.com>
9217 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
9219 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
9220 phinodes_print_statistics, init_ssanames, fini_ssanames,
9221 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
9222 release_ssa_name, release_defs, replace_ssa_name_symbol,
9223 ssanames_print_statistics): Move ...
9224 * tree-flow.h: ... here.
9225 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
9226 Use FN instead of cfun.
9227 (make_ssa_name_fn): Rename from make_ssa_name.
9228 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
9229 * tree-flow-inline.h (make_ssa_name): Move from
9230 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
9231 * omp-low.c (expand_omp_parallel):
9232 * tree-flow-inline.h (redirect_edge_var_map_result):
9233 * tree-ssa.c (init_tree_ssa): Add argument FN.
9234 Use it instead of cfun. Update all users.
9236 2008-05-13 Tom Tromey <tromey@redhat.com>
9238 PR preprocessor/22168:
9239 * doc/cpp.texi (Top): Update menu.
9240 (Alternatives to Wrapper #ifndef): New node.
9241 (Other Directives): Document deprecation.
9242 (Obsolete Features): Remove menu.
9243 (Assertions): Merge node into Obsolete Features.
9244 (Obsolete once-only headers): Move earlier; rename to Alternatives
9246 * doc/cppopts.texi: Update.
9247 * c.opt (Wdeprecated): Enable for C and ObjC.
9248 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
9249 (C++ Dialect Options): Move -Wno-deprecated from here to...
9250 (Warning Options): ... here.
9252 2008-05-13 Richard Guenther <rguenther@suse.de>
9255 * fold-const.c (fold_sign_changed_comparison): Do not allow
9256 changes in pointer-ness.
9258 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9261 * config/sh/sh.c (sh_expand_prologue): Don't clear
9262 RTX_FRAME_RELATED_P for push insns.
9264 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
9266 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
9268 2008-05-12 Anatoly Sokolov <aesok@post.ru>
9270 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
9271 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
9272 Use 'machine->is_leaf' instead of 'leaf_func_p'.
9274 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
9276 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
9277 (*vec_concatv4sf_sse): This.
9278 (*sse2_concatv2si): Renamed to ...
9279 (*vec_concatv2si_sse2): This.
9280 (*sse1_concatv2si): Renamed to ...
9281 (*vec_concatv2si_sse): This.
9282 (*vec_concatv2di_rex): Renamed to ...
9283 (*vec_concatv2di_rex64): This.
9284 (*vec_concatv2si_sse4_1): New.
9285 (*vec_concatv2di_rex64_sse4_1): Likewise.
9287 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
9289 PR rtl-optimization/36111
9290 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
9291 that was created for swappable operands.
9293 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
9296 * Makefile.in: Substitute GNATMAKE and GNATBIND.
9297 * configure.ac: Add call to ACX_PROG_GNAT.
9299 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
9301 * optc-gen.awk: Fix comment typo.
9303 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9305 * pretty-print.c (pp_integer_with_precision): Use
9306 HOST_LONG_LONG_FORMAT.
9308 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
9310 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
9312 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
9314 * config/i386/i386.c (bdesc_ptest): Removed.
9315 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
9316 (bdesc_args): Add __builtin_ia32_ptestz128,
9317 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
9318 (ix86_init_mmx_sse_builtins): Updated.
9319 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
9320 (ix86_expand_builtin): Updated.
9322 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
9324 * tree-cfg.c (valid_fixed_convert_types_p): New function.
9325 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
9327 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
9329 * value-prof.c (interesting_stringop_to_profile): Do not
9330 return early for BUILT_IN_MEMPCPY.
9332 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
9334 * calls.c (expand_call): Don't use callgraph to increase
9335 preferred_stack_boundary.
9337 * cgraph.h (cgraph_rtl_info): Use unsigned on
9338 preferred_incoming_stack_boundary.
9340 * final.c (rest_of_clean_state): Use unsigned on
9341 preferred_stack_boundary.
9343 2008-05-09 Tom Tromey <tromey@redhat.com>
9345 PR preprocessor/22231:
9346 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
9349 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
9351 PR tree-optimization/36129
9352 * tree-ssa-ccp.c: Include value-prof.h.
9353 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
9354 built-in function was folded to a constant.
9355 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
9357 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
9358 Sebastian Pop <sebastian.pop@amd.com>
9360 * tree-scalar-evolution.c: Document instantiate_scev.
9361 (instantiate_parameters_1): Renamed instantiate_scev_1.
9362 Don't use the same loop for instantiation_loop and evolution_loop.
9363 (instantiate_scev): New.
9364 (instantiate_parameters): Moved...
9365 (resolve_mixers): Update call to instantiate_scev_1 to pass the
9366 same loop twice. Maintains the semantics for this function.
9367 * tree-scalar-evolution.h (instantiate_scev): Declare.
9368 (instantiate_parameters): ...here. Now static inline.
9369 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
9370 instead of resolve_mixers.
9372 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9374 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
9376 2008-05-09 Tomas Bily <tbily@suse.cz>
9378 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
9379 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
9380 * tree-ssa-structalias.c (get_constraint_for): Likewise.
9381 * c-common.c (c_common_truthvalue_conversion): Likewise.
9382 * tree-object-size.c (compute_object_offset): Likewise.
9383 * tree-inline.c (estimate_num_insns_1): Likewise.
9384 * varasm.c (const_hash_1, compare_constant, copy_constant)
9385 (compute_reloc_for_constant, output_addressed_constants)
9386 (initializer_constant_valid_p): Likewise.
9387 * c-omp.c (check_omp_for_incr_expr): Likewise.
9388 * gimplify.c (gimplify_expr): Likewise.
9389 * c-typeck.c (c_finish_return): Likewise.
9390 * tree-vectorizer.c (supportable_widening_operation)
9391 (supportable_narrowing_operation): Likewise.
9392 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
9393 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
9394 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9395 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
9396 (descr_info_loc): Likewise.
9397 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
9398 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
9399 (fold_unary): Likewise.
9400 * builtins.c (get_pointer_alignment): Likewise.
9401 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
9402 (instantiate_parameters_1): Likewise.
9403 * tree.c (expr_align, stabilize_reference): Likewise.
9404 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
9405 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
9406 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
9407 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
9408 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
9409 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
9411 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
9412 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
9413 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9414 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
9415 (forward_propagate_comparison)
9416 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9417 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
9418 * emit-rtl.c (component_ref_for_mem_expr)
9419 (set_mem_attributes_minus_bitpos): Likewise.
9420 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
9421 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
9423 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
9424 (build_function_call, pointer_diff, build_compound_expr)
9425 (c_finish_return): Likewise.
9426 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
9427 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
9429 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
9430 * expr.c (is_aligning_offset): Likewise.
9431 * tree-ssa-alias.c (is_escape_site): Likewise.
9432 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
9433 (check_all_va_list_escapes): Likewise.
9434 * tree-ssa-loop-ivopts.c (determine_base_object)
9435 (determine_common_wider_type): Likewise.
9436 * dojump.c (do_jump): Likewise.
9437 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
9438 * tree-gimple.c (is_gimple_cast): Likewise.
9439 * fold-const.c (decode_field_reference, )
9440 (fold_sign_changed_comparison, fold_unary, fold_comparison)
9441 (fold_binary): Likewise.
9442 * tree-ssa-alias-warnings.c (find_alias_site_helper)
9443 (already_warned_in_frontend_p): Likewise.
9444 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
9445 * tree.c (really_constant_p, get_unwidened): Likewise.
9446 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9447 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9448 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
9450 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
9452 (CONVERT_EXPR_P): Define.
9453 (CASE_CONVERT): Define.
9455 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
9458 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
9459 (delete_unmarked_insns): When deleting a call, call
9460 delete_unreachable_blocks.
9461 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
9462 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
9464 2008-05-08 Richard Guenther <rguenther@suse.de>
9466 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
9467 (-ftree-salias): Likewise.
9468 (salias-max-implicit-fields): Remove param documentation.
9469 (salias-max-array-elements): Likewise.
9470 * tree-pass.h (pass_create_structure_vars): Remove.
9471 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
9472 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
9473 * tree-ssa-alias.c (create_structure_vars): Remove.
9474 (gate_structure_vars): Likewise.
9475 (pass_create_structure_vars): Likewise.
9476 (gate_build_alias): Likewise.
9477 (pass_build_alias): Adjust to run always and dump the function.
9478 * common.opt (ftree-salias): Hide.
9479 * passes.c (init_optimization_passes): Remove
9480 pass_create_structure_vars, adjust comment.
9481 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
9482 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
9483 * opts.c (decode_options): Do not set flag_tree_salias.
9484 (common_handle_option): Add OPT_ftree_salias to the backward
9485 compatibility section.
9487 2008-05-08 Richard Guenther <rguenther@suse.de>
9489 * tree-flow-inline.h (var_can_have_subvars): Move ...
9490 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
9491 * tree-flow.h (var_can_have_subvars): Remove.
9492 (push_fields_onto_fieldstack): Remove.
9493 (sort_fieldstack): Likewise.
9494 (struct fieldoff): Move ...
9495 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
9496 alias_set and base_for_components fields.
9497 (sort_fieldstack): Make static.
9498 (push_fields_onto_fieldstack): Likewise. Remove code that
9499 handles anything but RECORD_TYPEs. Remove alias_set and
9500 base_for_components handling.
9501 (create_variable_info_for): Adjust.
9503 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
9505 * common.opt (Wframe-larger-than=): Shorten the help message
9507 * doc/invoke.texi (Wframe-larger-than=): Add more description.
9509 2008-05-08 Rafael Espindola <espindola@google.com>
9511 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
9513 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
9514 trap and that both operands are gimple values.
9515 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
9516 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
9519 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
9521 * read-rtl.c (join_c_conditions): Return the first string if the
9522 two strings are equal.
9524 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
9526 * gensupport.h (pred_data): Add a "num_codes" field.
9527 (add_predicate_code): Declare.
9528 * gensupport.c (add_predicate_code): New function.
9529 (std_pred_table): Add an "allows_const_p" field.
9530 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
9531 Remove the (incomplete) list of such codes from the codes field.
9532 (init_predicate_table): Use add_predicate_code. Add all
9533 RTX_CONST_OBJs if allows_const_p is true.
9534 * genrecog.c (process_define_predicate): Use add_predicate_code.
9536 2008-05-08 David Daney <ddaney@avtrex.com>
9537 Richard Sandiford <rsandifo@nildram.co.uk>
9539 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
9540 special case of constant zero operands.
9541 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
9542 old and new values. Special case constant zero values.
9543 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
9545 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
9546 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
9548 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
9551 * simplify-rtx.c (simplify_plus_minus): Create CONST of
9552 similar RTX_CONST_OBJ before CONST_INT.
9554 2008-05-08 Steve Ellcey <sje@cup.hp.com>
9556 * stmt.c (expand_stack_restore): Change sa mode if needed.
9558 2008-05-08 Richard Guenther <rguenther@suse.de>
9560 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
9561 return type to bool.
9562 (ix86_sol10_return_in_memory): Likewise.
9563 (ix86_i386elf_return_in_memory): Likewise.
9564 (ix86_i386interix_return_in_memory): Likewise.
9565 * config/i386/i386.c (ix86_return_in_memory): Likewise.
9566 (ix86_sol10_return_in_memory): Likewise.
9567 (ix86_i386elf_return_in_memory): Likewise.
9568 (ix86_i386interix_return_in_memory): Likewise.
9570 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
9573 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
9575 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
9576 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
9579 2008-05-08 Richard Guenther <rguenther@suse.de>
9581 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
9582 * tree-data-ref.h (struct dr_alias): Remove subvars field.
9583 (DR_SUBVARS): Remove.
9584 * tree-dfa.c (dump_subvars_for): Remove.
9585 (debug_subvars_for): Likewise.
9586 (dump_variable): Do not dump subvars.
9587 (remove_referenced_var): Do not remove subvars.
9588 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
9589 (lookup_subvars_for_var): Remove.
9590 (get_subvars_for_var): Likewise.
9591 (get_subvars_at): Likewise.
9592 (get_first_overlapping_subvar): Likewise.
9593 (overlap_subvar): Likewise.
9594 * tree-flow.h (subvar_t): Remove.
9595 (struct var_ann_d): Remove subvars field.
9596 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
9597 argument. Remove special handling of SFTs.
9598 (compute_tag_properties): Likewise.
9599 (set_initial_properties): Likewise.
9600 (compute_call_clobbered): Likewise.
9601 (count_mem_refs): Likewise.
9602 (compute_memory_partitions): Likewise.
9603 (compute_flow_insensitive_aliasing): Likewise.
9604 (setup_pointers_and_addressables): Likewise.
9605 (new_type_alias): Likewise.
9606 (struct used_part): Remove.
9607 (used_portions): Likewise.
9608 (struct used_part_map): Likewise.
9609 (used_part_map_eq): Likewise.
9610 (used_part_map_hash): Likewise.
9611 (free_used_part_map): Likewise.
9612 (up_lookup): Likewise.
9613 (up_insert): Likewise.
9614 (get_or_create_used_part_for): Likewise.
9615 (create_sft): Likewise.
9616 (create_overlap_variables_for): Likewise.
9617 (find_used_portions): Likewise.
9618 (create_structure_vars): Likewise.
9619 * tree.def (STRUCT_FIELD_TAG): Remove.
9620 * tree.h (MTAG_P): Adjust.
9621 (struct tree_memory_tag): Remove base_for_components and
9622 unpartitionable flags.
9623 (struct tree_struct_field_tag): Remove.
9624 (SFT_PARENT_VAR): Likewise.
9625 (SFT_OFFSET): Likewise.
9626 (SFT_SIZE): Likewise.
9627 (SFT_NONADDRESSABLE_P): Likewise.
9628 (SFT_ALIAS_SET): Likewise.
9629 (SFT_UNPARTITIONABLE_P): Likewise.
9630 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
9631 (union tree_node): Remove sft field.
9632 * alias.c (get_alias_set): Remove special handling of SFTs.
9633 * print-tree.c (print_node): Remove handling of SFTs.
9634 * tree-dump.c (dequeue_and_dump): Likewise.
9635 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
9636 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
9637 * tree-predcom.c (set_alias_info): Do not set subvars.
9638 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
9639 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
9640 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
9641 (add_vars_for_offset): Remove.
9642 (add_virtual_operand): Remove special handling of SFTs.
9643 (add_call_clobber_ops): Likewise.
9644 (add_call_read_ops): Likewise.
9645 (get_asm_expr_operands): Likewise.
9646 (get_modify_stmt_operands): Likewise.
9647 (get_expr_operands): Likewise.
9648 (add_to_addressable_set): Likewise.
9649 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
9650 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9651 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
9652 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
9653 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
9654 (tree_node_structure): Likewise.
9655 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
9657 (find_what_p_points_to): Likewise.
9659 2008-05-08 Sa Liu <saliu@de.ibm.com>
9661 * config/spu/spu.md: Fixed subti3 pattern.
9663 2008-05-08 Richard Guenther <rguenther@suse.de>
9666 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
9667 sure to create a representative for trailing arrays for PTA.
9669 2008-05-08 Richard Guenther <rguenther@suse.de>
9672 * fold-const.c (operand_equal_p): Two objects which types
9673 differ in pointerness are not equal.
9675 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
9677 * calls.c (compute_argument_block_size): Add argument tree fndecl.
9678 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
9679 (emit_library_call_value_1): Add new variable fndecl initialized by
9680 NULL_TREE. It should be the decl type of orgfun, but this information
9681 seems not to be available here, so it uses the default calling abi.
9682 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
9683 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
9684 by TARGET_RETURN_IN_MEMORY.
9685 * config/i386/i386-interix.h: Likewise.
9686 * config/i386/i386.h: Likewise.
9687 * config/i386/i386elf.h: Likewise.
9688 * config/i386/ptx4-i.h: Likewise.
9689 * config/i386/sol2-10.h: Likewise.
9690 * config/i386/sysv4.h: Likewise.
9691 * config/i386/vx-common.h: Likewise.
9692 * config/cris/cris.h: Removed #if 0 clause.
9693 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
9694 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
9696 (ix86_sol10_return_in_memory): Likewise.
9697 (ix86_i386elf_return_in_memory): New.
9698 (ix86_i386interix_return_in_memory): New.
9699 * config/mt/mt-protos.h (mt_return_in_memory): New.
9700 * config/mt/mt.c: Likewise.
9701 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
9702 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
9703 * config/bfin/bfin.h: Likewise.
9704 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
9706 * config/bfin/bfin.c: Likewise.
9707 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
9708 * config/alpha/unicosmk.h: Likewise.
9709 * config/i386/cygming.h: Likewise.
9710 * config/iq2000/iq2000.h: Likewise.
9711 * config/mips/mips.h: Likewise.
9712 * config/mn10300/mn10300.h: Likewise.
9713 * config/rs6000/rs6000.h: Likewise.
9714 * config/score/score.h: Likewise.
9715 * config/spu/spu.h: Likewise.
9716 * config/v850/v850.h: Likewise.
9717 * defaults.h: Likewise.
9718 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
9719 * expr.c (emit_block_move): Adjust use of
9720 OUTGOING_REG_PARM_STACK_SPACE.
9721 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
9722 OUTGOING_REG_PARM_STACK_SPACE.
9723 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
9725 2008-05-08 Jakub Jelinek <jakub@redhat.com>
9727 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
9728 on OMP_RETURN for OMP_FOR.
9731 * dwarf2out.c (dw_expand_expr, common_check): Removed.
9732 (fortran_common): New function.
9733 (gen_variable_die): Call fortran_common instead of common_check,
9734 adjust for it returning tree instead of rtx. Formatting.
9736 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
9740 * see.c (see_copy_insn): Copy new pure const attributes for new call.
9741 * c-decl.c (merge_decls): Ditto.
9742 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
9743 to RTL_CONST_OR_PURE_CALL_P.
9744 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
9745 Initialized DECL_LOOPING_CONST_PURE.
9746 (process_call_operands): Set tree_side_effects properly.
9747 * tree.h (TREE_READONLY_DECL_P): Removed.
9748 (DECL_IS_PURE): Renamed to DECL_PURE_P.
9749 (DECL_LOOPING_OR_CONST_P): New macro.
9750 (struct tree_function_decl): Added looping_const_or_pure_p.
9752 (ECF_LOOPING_OR_CONST_P): New macro.
9753 * rtlanal.c (pure_const_p): Removed.
9754 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
9755 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
9756 to RTL_CONST_CALL_P.
9757 * ipa-pure-const.c (pure_const_state_e): Added looping field.
9758 (check_decl, check_tree, check_call, scan_function): Initialize
9760 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
9761 (static_execute): Set looping true for recursive functions.
9762 Undo setting state to IPA_NEITHER for recursive functions.
9764 * ifcvt.c (noce_can_store_speculate_p): Changed
9765 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
9766 RTL_CONST_OR_PURE_CALL_P.
9767 * dse.c (scan_insn): Ditto.
9768 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
9769 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
9770 RTL_CONST_OR_PURE_CALL_P.
9771 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
9772 pure_call_p to RTL_CONST_CALL_P.
9773 * gimplify.c (gimplify_call_expr): Clear side effects for
9774 non-looping pure and constant calls.
9775 * calls.c (emit_call_1): Set rtl flags from ecf flags.
9776 (flags_from_decl_or_type): Set ecf flags from decl flags.
9777 (initialize_argument_information): Turn off
9778 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
9779 Change const to pure if callee_copies is true rather than just
9781 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
9782 way of marking pure calls.
9783 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
9784 Remove hack that was supposed to fix pr7335 and remove old
9785 way of marking pure calls.
9786 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
9787 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
9788 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
9789 RTL_CONST_OR_PURE_CALL_P.
9790 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
9791 * loop-invariant.c (find_exits, find_invariant_bb): Changed
9792 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
9793 * sched-deps.c (schedule_analyze): Ditto.
9794 * rtl.h (struct rtx_def): Use call field, unchanging field, and
9795 return_val field of calls to represent pure and const function info.
9796 (CONST_OR_PURE_CALL_P): Deleted macro.
9797 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
9798 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
9799 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
9801 * tree-optimize.c (execute_fixup_cfg): Added test for
9802 ECF_LOOPING_CONST_OR_PURE.
9803 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
9805 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
9806 effects for looping pure or const calls.
9807 (verify_gimple_expr): Added verification code.
9808 * config/alpha/alpha.c (alpha_legitimize_address,
9809 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
9811 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
9812 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
9813 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
9814 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
9815 RTL_CONST_OR_PURE_CALL_P.
9816 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
9817 and const calls to be deleted.
9819 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
9822 * config/i386/mmx.md (mmx_subv2sf3): New expander.
9823 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
9824 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
9825 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
9826 to handle nonimmediate operands.
9827 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
9828 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
9829 to handle nonimmediate operands.
9830 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
9831 (mmx_pmulhrwv4hi3): New expander. Use
9832 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9833 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
9834 (sse2_umulv1siv1di3): New expander. Use
9835 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9836 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
9837 (mmx_eq<mode>3): New expander. Use
9838 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9839 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
9840 (mmx_uavgv8qi3): New expander. Use
9841 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9842 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
9843 (mmx_uavgv4hi3): New expander. Use
9844 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9846 * config/i386/sse.md
9847 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
9848 to handle nonimmediate operands.
9849 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
9850 to handle nonimmediate operands.
9851 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
9852 to handle nonimmediate operands.
9853 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
9854 to handle nonimmediate operands.
9855 (sse2_unpckhpd_exp): New expander. Use
9856 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9857 (sse2_unpcklpd_exp): New expander. Use
9858 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9859 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
9860 to handle nonimmediate operands.
9861 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
9862 to handle nonimmediate operands.
9863 (*sse2_<plusminus_insn><mode>3): Rename from
9864 sse2_<plusminus_insn><mode>3 insn pattern.
9865 (sse2_<plusminus_insn><mode>3): New expander. Use
9866 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9867 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
9868 (sse2_umulv2siv2di3): New expander. Use
9869 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9870 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
9871 (sse4_1_mulv2siv2di3): New expander. Use
9872 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9873 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
9874 (sse2_pmaddwd): New expander. Use
9875 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9876 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
9877 (sse2_eq<mode>3): New expander. Use
9878 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9879 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
9880 (sse4_1_eqv2di3): New expander. Use
9881 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9882 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
9883 (sse2_uavgv16qi3): New expander. Use
9884 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9885 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
9886 (sse2_uavgv16qi3): New expander. Use
9887 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9888 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
9889 (sse2_uavgv8hi3): New expander. Use
9890 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9891 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
9892 (ssse3_pmulhrswv8hi3): New expander. Use
9893 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9894 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
9895 (ssse3_pmulhrswv4hi3): New expander. Use
9896 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9898 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
9899 (<sse>_vmmul<mode>3): Ditto.
9900 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
9902 (ssse3_pmaddubsw128): Use register_operand for operand 1.
9903 (ssse3_pmaddubsw): Ditto.
9905 * config/i386/i386.c (struct_builtin_description)
9906 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
9907 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
9908 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
9909 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
9910 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
9911 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
9912 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
9913 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
9914 (ix86_fixup_binary_operands): Assert that src1
9915 and src2 must have the same mode when swapped.
9916 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
9917 and ix86_binary_operator_ok. Do not force operands in registers
9920 2008-05-07 Jan Hubicka <jh@suse.cz>
9922 * cgraph.c (dump_cgraph_node): Update.
9923 * cgraph.h (cgraph_local_info): Break out inline summary.
9924 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
9926 * ipa-inline (inline_summary): New accestor function.
9927 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
9928 cgraph_decide_inlining, compute_inline_parameters): Update.
9929 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
9931 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9933 Cleanup ColdFire scheduling support and add V4 pipeline model.
9935 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
9936 (define_attr cpu): Add cfv4 value.
9937 (define_attr type, define_attr type1): Merge into a single 'type'
9938 attribute. Update all uses.
9939 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
9940 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
9942 (define_attr opx_mem, define_attr opy_mem): Remove.
9943 (define_attr op_mem): Clean up, update comment.
9944 (define_attr size): Use specific values instead of general int.
9945 (define_attr guess, define_attr split): Remove. Update all uses.
9946 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
9947 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
9948 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
9949 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
9950 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
9951 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
9952 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
9953 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
9954 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
9955 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
9956 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
9957 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
9958 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
9959 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
9960 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
9961 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
9962 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
9963 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
9964 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
9965 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
9966 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
9967 Update or set attributes.
9968 (stack_tie): New fake instruction.
9970 * config/m68k/m68k.h (TUNE_CFV4): New macro.
9971 (m68k_sched_attr_size): Update declaration.
9972 (m68k_sched_attr_type2): Remove.
9973 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
9974 Declare new bypass predicates.
9976 * config/m68k/m68k.c (m68k_sched_issue_rate,
9977 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
9979 (TARGET_SCHED_ISSUE_RATE,
9980 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
9981 (override_options): Handle scheduling for ColdFire V4 core.
9982 (m68k_expand_prologue): Emit stack_tie.
9983 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
9984 'OP_TYPE_FPN'. Update all uses.
9985 (sched_guess_p): Remove.
9986 (sched_address_type): Handle symbolic addresses.
9987 (sched_get_operand): New static function.
9988 (sched_operand_type): Merge into sched_attr_op_type.
9989 (sched_attr_op_type): Handle FP registers, handle quick constants,
9991 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
9992 (m68k_sched_attr_size): Update. Move logic to ...
9993 (sched_get_attr_size_int): New static function.
9994 (sched_get_opxy_mem_type): New static function.
9995 (m68k_sched_attr_op_mem): Update.
9996 (m68k_sched_attr_type2): Remove.
9997 (sched_cfv4_bypass_data): New static variable.
9998 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
9999 (m68k_sched_issue_rate): Implement scheduler hook.
10000 (struct _sched_ib: enabled_p): New field.
10001 (m68k_sched_variable_issue): Update. Handle V4.
10002 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
10003 sched_dump_class_func_t, sched_dump_split_class,
10004 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
10005 sched_dump_dfa_class, m68k_sched_dump): Remove.
10006 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
10008 (m68k_sched_init_global): Remove statisctics dumping, introduce
10009 sanity check that all instructions have pipeline reservations. Handle
10011 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
10012 Handle ColdFire V4 core.
10013 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
10014 New static functions.
10015 (m68k_sched_address_bypass_p): New bypass predicate.
10016 (sched_get_indexed_address_scale): New static function.
10017 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
10019 * cf.md: Update comments.
10020 (define_attr type2): Remove. Use 'type' attribute instead.
10022 (cf_ib): Rename to cfv123_ib. Update all uses.
10023 (cf_oep): Rename to cfv123_oep. Update all uses.
10024 (cf_chr): Rename to cfv123_chr. Update all uses.
10025 (cf_mem): Rename to cfv123_mem. Update all uses.
10026 (cf_mac): Move to more appropriate place.
10027 (cfv123_guess): New automaton and cpu_unit.
10028 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
10029 Update uses of 'size' attribute. Handle before reload scheduling.
10030 (cfv123_guess): New dummy reservation for unhandled instructions.
10031 (cfv4_*): Pipeline description of ColdFire V4 core.
10032 (ignore): New reservation to handle 'ignore' type.
10034 2008-05-07 Ian Lance Taylor <iant@google.com>
10036 PR middle-end/36013
10037 * gimplify.c (find_single_pointer_decl_1): Don't look through
10039 (find_single_pointer_decl): Adjust comments.
10041 2008-05-07 Jakub Jelinek <jakub@redhat.com>
10043 PR middle-end/36137
10044 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
10045 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
10047 PR middle-end/36106
10048 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
10049 integral type rather than floating point, then VIEW_CONVERT_EXPR
10050 to the floating point type.
10052 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
10054 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
10055 TFmode op0 to register.
10057 2008-05-07 Alan Modra <amodra@bigpond.net.au>
10059 * c-decl.c (grokdeclarator): Comment typo.
10061 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
10063 * tree-flow.h: Remove prototype for computed_goto_p.
10064 * tree-cfg.c (computed_goto_p): Make static.
10066 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
10069 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
10070 (contains_aligned_value_p): This. Handle _Decimal128.
10071 (ix86_function_arg_boundary): Only align _Decimal128 to its
10072 natural boundary and handle it properly.
10074 2008-05-06 Martin Jambor <mjambor@suse.cz>
10076 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
10077 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
10078 (ipcp_method_set_orig_node): Removed.
10079 (ipcp_cval_get_cvalue_type): Removed.
10080 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
10081 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
10082 (ipcp_cval_set_cvalue_type): Removed.
10083 (ipcp_cval_get_cvalue): Removed.
10084 (ipcp_cval_set_cvalue): Removed.
10085 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
10086 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
10087 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
10088 (ipcp_cval_meet): Renamed to ipa_lattice_meet
10089 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
10090 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
10091 (ipcp_get_ith_lattice): Changed parameters.
10092 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
10093 (ipcp_lattice_from_jfunc): Changed parameters.
10094 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
10095 (ipcp_method_cval_print): Added temporary variable info.
10096 (ipcp_redirect): Removed already unused local variable caller.
10097 (ipcp_redirect): New temporary variable orig_callee_info
10098 (ipcp_redirect): Removed newly unused local variable callee.
10099 (ipcp_redirect): Removed (a bit confusing) local variable type.
10100 (ipcp_insert_stage): Added local variable info.
10101 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
10103 (ipcp_formal_create): Removed.
10104 (ipcp_method_cval_set): Removed.
10105 (ipcp_propagate_stage): Renamed lattice variables.
10106 (ipcp_method_cval_set_cvalue_type): Removed.
10107 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
10108 (ipcp_print_all_lattices): Changed printed strings to refer to
10109 lattices rather than cvals.
10110 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
10111 (ipcp_propagate_const): Changed formal parameters.
10112 (build_const_val): Changed formal parameters.
10113 (ipcp_insert_stage): Removed useless variable cvalue
10114 (build_const_val): Changed formal parameters.
10115 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
10116 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
10117 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
10118 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
10119 (ipcp_print_func_profile_counts): Changed string from "method" to
10121 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
10122 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
10123 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
10124 (ipcp_structures_print): Renamed to ipcp_print_all_structures
10125 (ipcp_profile_print): Renamed to ipcp_print_profile_data
10126 (ipcp_lat_is_const): Changed parameters and made inline.
10127 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
10128 (ipcp_redirect): Renamed to ipcp_need_redirect_p
10129 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
10130 the predicate condition directly
10131 (ipcp_propagate_stage): Added local variable args. Removed local
10132 variable callee. (Both are mere code simplifications.)
10133 (ipcp_method_dont_insert_const): Renamed to
10134 ipcp_node_not_modifiable_p.
10135 (ipcp_node_not_modifiable_p): Made inline.
10136 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
10137 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
10138 (ipcp_print_all_lattices): Removed variable cvalue
10139 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
10142 2008-05-06 Olivier Hainque <hainque@adacore.com>
10144 * tree-sra.c (try_instantiate_multiple_fields): Early return
10145 if field has POINTER_TYPE.
10147 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
10149 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
10150 by using 'q' specifier for instruction.
10151 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
10153 2008-05-06 Anatoly Sokolov <aesok@post.ru>
10155 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
10156 Change mode of zero_extract from QImode to HImode.
10157 (sign bit tests peepholes): (Ditto.).
10159 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
10161 * config/i386/mmx.md: Remove double backslashes from asm templates.
10162 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
10163 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10164 to handle nonimmediate operands.
10165 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
10166 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10167 to handle nonimmediate operands.
10168 (*mmx_<code>v2sf3_finite): New insn pattern.
10169 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
10170 (mmx_<code>v2sf3): New expander. Use
10171 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10172 (mmx_<plusminus_insn><mode>3): New expander. Use
10173 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10174 (*mmx_<plusminus_insn><mode>3): New insn pattern.
10175 (mmx_add<mode>3): Removed.
10176 (mmx_ssadd<mode>3): Ditto.
10177 (mmx_usadd<mode>3): Ditto.
10178 (mmx_sub<mode>3): Ditto.
10179 (mmx_sssub<mode>3): Ditto.
10180 (mmx_ussub<mode>3): Ditto.
10181 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
10182 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
10183 to handle nonimmediate operands.
10184 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
10186 (mmx_smulv4hi3_highpart): New expander. Use
10187 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10188 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
10190 (mmx_umulv4hi3_highpart): New expander. Use
10191 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10192 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
10193 (mmx_<code>v4hi3): New expander. Use
10194 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10195 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
10196 (mmx_<code>v8qi3): New expander. Use
10197 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10198 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
10199 (mmx_<code><mode>3): New expander. Use
10200 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10202 2008-05-05 Jan Hubicka <jh@suse.cz>
10204 PR tree-optimization/36118
10205 * passes.c (pass_init_dump_file): Fix dump header.
10207 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10209 PR middle-end/36141
10210 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
10211 VCE for function decls.
10213 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10215 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
10217 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10219 * config/i386/i386.md (sat_plusminus): New.
10220 (plusminus_insn): Likewise.
10221 (plusminus_mnemonic): Likewise.
10223 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
10224 (*<addsub><mode>3_cc_overflow): Renamed to ...
10225 (*<plusminus_insn><mode>3_cc_overflow): This.
10226 (*<addsub>si3_zext_cc_overflow): Renamed to ...
10227 (*<plusminus_insn>si3_zext_cc_overflow): This.
10229 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
10230 (<plusminus_insn><mode>3): This.
10231 (*<addsub><mode>3): Renamed to ...
10232 (*<plusminus_insn><mode>3): This.
10233 (<sse>_vm<addsub><mode>3): Renamed to ...
10234 (<sse>_vm<plusminus_insn><mode>3): This.
10235 (sse3_h<addsub>v4sf3): Renamed to ...
10236 (sse3_h<plusminus_insn>v4sf3): This.
10237 (sse3_h<addsub>v2df3): Renamed to ...
10238 (sse3_h<plusminus_insn>v2df3): This.
10239 (<plusminus_insn><mode>3): New.
10240 (*<plusminus_insn><mode>3): Likewise.
10241 (sse2_<plusminus_insn><mode>3): Likewise.
10242 (add<mode>): Removed.
10243 (*add<mode>3): Likewise.
10244 (sse2_ssadd<mode>3): Likewise.
10245 (sse2_usadd<mode>3): Likewise.
10246 (sub<mode>3): Likewise.
10247 (*sub<mode>3): Likewise.
10248 (sse2_sssub<mode>3): Likewise.
10249 (sse2_ussub<mode>3): Likewise.
10251 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
10253 * gthr-single.h: Add in required interface elements as per gthr.h.
10254 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
10255 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
10256 Generalize UNUSED macro.
10257 (__gthread_once): Add.
10258 (__gthread_key_create): Add.
10259 (__gthread_key_delete): Add.
10260 (__gthread_getspecific): Add.
10261 (__gthread_setspecific): Add.
10263 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
10265 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
10266 the same size types for the indirect reference on the rhs, then
10269 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
10271 * config/i386/i386.md
10272 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
10273 one insn template instead of template series.
10274 (*xordi_1_rex64): Ditto.
10275 (*xordi_2_rex64): Ditto.
10277 2008-05-05 Ira Rosen <irar@il.ibm.com>
10279 PR tree-optimization/36119
10280 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
10283 2008-06-04 Jan Hubicka <jh@suse.cz>
10285 tree-optimization/36100
10286 * tree-pass.h (pass_O0_always_inline): Declare.
10287 * ipa-inline.c (inline_transform): Remove dead code.
10288 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10289 pass_O0_always_inline): New.
10290 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
10292 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
10294 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
10295 mnemonic in this_param move for TARGET_64BIT.
10297 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
10299 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
10300 (*strmovsi_rex_1): Ditto.
10301 (*strsetsi_1): Ditto.
10302 (*strsetsi_rex_1): Ditto.
10304 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
10305 adddicc expanders using SWI mode iterator.
10307 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
10310 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
10313 2008-05-04 David S. Miller <davem@davemloft.net>
10315 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
10316 (sparc*-*-linux*): Use linux.h in tm_file.
10317 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
10318 compiler defaulting to 32-bit.
10319 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
10321 * config/sparc/linux.h: Remove definitions now obtained
10322 properly from linux.h
10323 * config/sparc/linux64.h: Likewise.
10324 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
10325 don't want this setting for 32-bit builds in a biarch compiler.
10326 * doc/install.texi: Add sparc-linux to list of targets
10327 supporting --enable-targets=all.
10329 2008-05-03 Andrew Pinski <pinskia@gmail.com>
10331 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
10333 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
10335 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
10336 after V4SI_FTYPE_V8HI.
10337 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
10338 case V4SI_FTYPE_V2DF.
10340 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
10342 * doc/invoke.texi (max-flow-memory-locations): Removed.
10343 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
10345 2008-05-03 Richard Guenther <rguenther@suse.de>
10347 PR middle-end/34973
10348 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
10350 2008-05-02 David S. Miller <davem@davemloft.net>
10352 * config.gcc (need_64bit_hwint): Document libcpp dependency.
10354 2008-05-02 Simon Baldwin <simonb@google.com>
10357 * c-common.h (warn_array_subscript_range): Removed.
10358 * c-common.c (warn_array_subscript_range): Ditto.
10359 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
10360 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
10362 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10364 * config/i386/i386.c (ix86_special_builtin_type): New.
10365 (bdesc_special_args): Likewise.
10366 (ix86_expand_special_args_builtin): Likewise.
10367 (ix86_init_mmx_sse_builtins): Updated.
10368 (ix86_expand_builtin): Updated.
10369 (ix86_expand_store_builtin): Removed.
10370 (ix86_expand_unop_builtin): Likewise.
10372 * config/i386/mm3dnow.h (__v2sf): Moved to ...
10373 * config/i386/mmintrin.h (__v2sf): Here.
10375 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
10377 (_mm_loadl_pi): Likewise.
10378 (_mm_storeh_pi): Replace __v2si with __v2sf.
10379 (_mm_storel_pi): Likewise.
10381 * doc/extend.texi: Correct __builtin_ia32_loadhps,
10382 __builtin_ia32_loadlps, __builtin_ia32_storehps,
10383 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
10384 __builtin_ia32_loadlpd.
10386 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10388 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
10389 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
10390 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
10391 (ix86_init_mmx_sse_builtins): Updated.
10392 (ix86_expand_args_builtin): Likewise.
10393 (ix86_expand_builtin): Likewise.
10394 (ix86_expand_unop1_builtin): Renamed to ...
10395 (ix86_expand_unop_vec_merge_builtin): This.
10397 2008-05-01 Jan Hubicka <jh@suse.cz>
10400 * ipa-inline.c (inline_generate_summary): Make static.
10401 (inline_transform): Do not call inlining at -O0; make static.
10402 * passes.c (execute_todo): Add sanity check.
10403 (execute_one_ipa_transform_pass): Execute proper flags.
10405 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
10407 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
10408 (DECL_NONADDRESSABLE_P): Likewise.
10409 * alias.c (record_component_aliases): Fix comment.
10411 2008-05-01 Simon Baldwin <simonb@google.com>
10413 * c-common.h (warn_array_subscript_range): New function.
10414 * c-common.c (warn_array_subscript_range): Ditto.
10415 * tree-vrp.c (check_array_ref): Corrected code to agree with
10416 comment, ignoring only arrays of size 0 or size 1.
10417 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
10419 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10421 * config/i386/i386.c (ix86_builtin_type): Replace
10422 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
10423 (bdesc_args): Updated.
10424 (ix86_init_mmx_sse_builtins): Likewise.
10425 (ix86_expand_args_builtin): Likewise.
10427 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
10430 * doc/extend.texi: Correct __builtin_ia32_palignr.
10432 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10435 * config/i386/i386.c (bdesc_crc32): Removed.
10436 (ix86_expand_crc32): Likewise.
10437 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
10438 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
10439 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
10440 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
10441 UINT_FTYPE_UINT_UCHAR.
10442 (bdesc_args): Updated. Add crc32 builtins.
10443 (ix86_init_mmx_sse_builtins): Updated.
10444 (ix86_expand_args_builtin): Updated to support subreg.
10446 * doc/extend.texi: Correct __builtin_ia32_crc32di.
10448 2008-05-01 Jan Hubicka <jh@suse.cz>
10450 * tree-pass.h (opt_pass): Add IPA_PASS.
10451 (varpool_node, cgraph_node): Forward declare.
10452 (ipa_opt_pass): Define.
10453 (pass_ipa_inline): Turn into ipa_opt_pass.
10454 (pass_apply_inline): Remove.
10455 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
10456 (apply_inline): Turn into ....
10457 (inline_transform): ... this one.
10458 (inline_generate_summary): New function.
10459 (pass_apply_inline): Remove.
10460 * function.h (ipa_opt_pass): Forward declare structure; typedef;
10462 (struct function): Add ipa_transforms_to_apply.
10463 * passes.c (register_one_dump_file): Work on IPA_PASS.
10464 (init_optimization_passes): Remove pass_inline_parameters and
10466 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
10467 (execute_one_pass) ... here; apply transforms when possible.
10468 (add_ipa_transform_pass, execute_ipa_summary_asses,
10469 execute_one_ipa_transform_pass): New.
10470 (execute_ipa_pass_list): Update for IPA_PASS type.
10472 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10474 * config/i386/i386.c (ix86_builtin_type): Add
10475 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
10476 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
10477 (bdesc_args): Add SSE4a builtins.
10478 (ix86_init_mmx_sse_builtins): Updated.
10479 (ix86_expand_args_builtin): Likewise.
10480 (ix86_expand_builtin): Likewise.
10482 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10484 * config/i386/i386.c (ix86_builtin_type): Add
10485 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
10486 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
10487 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
10488 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
10489 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
10490 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
10491 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
10492 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
10493 and DI_FTYPE_DI_DI_INT.
10494 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
10495 (ix86_init_mmx_sse_builtins): Updated.
10496 (ix86_expand_args_builtin): Likewise.
10497 (ix86_expand_builtin): Likewise.
10498 (ix86_expand_binop_imm_builtin): Removed.
10500 * doc/extend.texi: Correct __builtin_ia32_palignr128.
10502 2008-04-30 Richard Guenther <rguenther@suse.de>
10504 PR tree-optimization/32921
10505 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
10507 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
10509 * config/arm/arm.c (arm_unwind_emit): Use
10510 crtl->all_throwers_are_sibcalls instead of
10511 cfun->all_throwers_are_sibcalls.
10512 (arm_output_fn_unwind): Likewise.
10513 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
10514 instead of cfun->uses_pic_offset_table.
10515 (frv_expand_prologue): Likewise.
10516 (frv_frame_pointer_required): Likewise.
10517 (frv_expand_fdpic_call): Likewise.
10518 (frv_emit_movsi): Likewise.
10519 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
10520 cfun->returns_pcc_struct instead of
10521 current_function_returns_pcc_struct.
10522 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
10523 instead of cfun->calls_eh_return.
10524 (m32c_pushm_popm): Likewise.
10525 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
10526 "extern" declaration.
10528 2008-04-30 Richard Guenther <rguenther@suse.de>
10530 PR tree-optimization/21636
10531 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
10533 (evaluate_stmt): Print the likely value.
10534 (ccp_visit_stmt): Avoid excessive vertical spacing.
10536 2008-04-30 Rafael Espindola <espindola@google.com>
10538 * builtins.c (fold_call_expr): Return realret.
10539 * tree-ssa-threadedge.c
10540 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
10541 __builtin_object_size.
10543 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
10545 * gcc.c (wrapper_string): New variable.
10546 (insert_wrapper): New function.
10547 (execute): New option -wrapper.
10548 * doc/invoke.texi (Overall Options): New driver option -wrapper.
10550 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
10552 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
10553 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
10554 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
10556 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
10557 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
10558 config/rs6000/e500crtres64gprctr.asm,
10559 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
10560 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
10561 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
10562 config/rs6000/e500crtsav64gprctr.asm,
10563 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
10564 config/rs6000/e500crtsavg64gprctr.asm: New files.
10565 * config/rs6000/t-ppccomm: Add build rules for new files.
10566 (LIB2FUNCS_STATIC_EXTRA): Add new files.
10567 * config/rs6000/t-netbsd: Add build rules for new files.
10568 (LIB2FUNCS_STATIC_EXTRA): New variable.
10569 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
10570 (CRTSAVRES_DEFAULT_SPEC): Likewise.
10571 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
10573 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
10575 * config/i386/i386.c (ix86_builtin_type): Add
10576 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
10577 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
10578 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
10579 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
10580 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
10581 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
10582 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
10583 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
10584 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
10585 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
10586 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
10587 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
10588 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
10589 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
10590 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
10591 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
10592 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
10593 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
10594 V1DI_FTYPE_V2SI_V2SI.
10595 (bdesc_2arg): Moved to ...
10596 (bdesc_args): Here.
10597 (ix86_init_mmx_sse_builtins): Updated.
10598 (ix86_expand_args_builtin): Updated. Take a pointer
10599 to const struct builtin_description. Handle comparison
10601 (ix86_expand_sse_compare): Take a new argument for swapping operands.
10602 (ix86_expand_builtin): Updated.
10604 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
10605 (ssse3_pmaddubsw128): This.
10606 (ssse3_pmaddubswv4hi3): Renamed to ...
10607 (ssse3_pmaddubsw): This.
10609 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
10610 (__builtin_ia32_packssdw128): Likewise.
10611 (__builtin_ia32_packuswb128): Likewise.
10612 (__builtin_ia32_pmaddubsw): Likewise.
10613 (__builtin_ia32_pmaddubsw128): Likewise.
10615 2008-04-30 Richard Guenther <rguenther@suse.de>
10617 PR tree-optimization/14847
10618 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
10619 (recognize_bits_test): Use it.
10620 (recognize_single_bit_test): Likewise.
10622 2008-04-30 Martin Jambor <mjambor@suse.cz>
10624 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
10625 instead of setting number of formal parameters to zero.
10626 (ipcp_init_stage): Do not set the number of actual parameters to zero
10628 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
10629 which are called with variable number of arguments.
10630 (ipcp_insert_stage): Explicitely skipping all nodes which are
10631 called with variable number of arguments.
10632 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
10633 number of parameters.
10635 * ipa-prop.h (struct ipa_node_params): Added flag
10636 called_with_var_arguments
10637 (ipa_set_param_count): Added. Changed sole setter to use it.
10638 (ipa_get_param_count): Added. All readers of param_count
10639 converted to use it instead.
10640 (ipa_set_called_with_variable_arg): Added.
10641 (ipa_is_called_with_var_arguments): Added.
10642 (ipa_get_ith_param): Added. All readers of param_decls converted
10644 (ipa_set_cs_argument_count): Added, sole writer to argument_count
10646 (ipa_get_cs_argument_count): Added, all readers of argument_count
10648 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
10651 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
10652 (struct ipcp_lattice): Renamed cval_type to type
10653 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
10655 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
10656 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
10657 (ipcp_insert_stage): Changed the type of variable cvalue to tree
10658 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
10659 (build_const_val): Changed the type of parameter cvalue to tree
10660 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
10661 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
10663 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
10666 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
10667 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
10668 (ipa_add_method): Renamed to ipa_push_func_to_list
10669 (ipa_remove_method): Renamed to ipa_pop_func_from_list
10670 (ipa_callsite_param_count): Removed.
10671 (ipa_callsite_param_count_set): Removed.
10672 (ipa_callsite_param): Removed.
10673 (ipa_callsite_callee): Removed.
10674 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
10675 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
10676 (ipa_method_formal_count): Removed.
10677 (ipa_method_formal_count_set): Removed.
10678 (ipa_method_get_tree): Removed.
10679 (ipa_method_tree_map_create): Removed.
10680 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
10681 (ipa_create_param_decls_array): Creates the array itself
10682 (ipa_create_param_decls_array): Temporary variable info instead of
10683 a few dereferences.
10684 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
10685 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
10686 (get_type): Removed.
10687 (ipa_jf_get_info_type): Removed.
10688 (ipa_node_create): Renamed to ipa_create_node_params
10689 (ipa_free): Renamed to ipa_free_all_node_params
10690 (ipa_nodes_create): Renamed to ipa_create_all_node_params
10691 (ipa_edges_create): Renamed to ipa_create_all_edge_args
10692 (ipa_edges_free): Renamed to ipa_free_all_edge_args
10693 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
10694 (ipa_free_all_node_params): Deallocation to jump_functions moved to
10695 ipa_free_all_edge_args
10696 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
10697 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
10698 (ipa_create_methodlist_node): Removed.
10699 (ipa_methodlist_method): Removed.
10700 (ipa_methodlist_method_set): Removed.
10701 (ipa_methodlist_next_method): Removed.
10702 (ipa_methodlist_next_method_set): Removed.
10703 (ipa_method_is_modified): Removed.
10704 (ipa_method_modify_create): Removed.
10705 (ipa_method_modify_init): Temporary variable info instead of a few
10707 (ipa_detect_param_modifications): Temporary variable info instead of
10708 a few dereferences.
10709 (ipa_compute_jump_functions): Temporary variable info instead of
10710 a few dereferences.
10711 (ipa_method_modify_set): Removed.
10712 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
10713 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
10714 than craph_node as the first parameter.
10715 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
10716 (ipa_method_modify_init): Removed.
10717 (ipa_compute_jump_functions): Added a temp variable instead of
10718 repeatadly dereferencing the cgraph_edge.aux pointer
10719 (ipa_callsite_param_set_type): Removed.
10720 (ipa_compute_jump_functions): i renamed to index and moved to
10722 (ipa_callsite_param_set_info_type_formal): Removed.
10723 (ipa_callsite_param_set_info_type): Removed.
10724 (ipa_callsite_param_map_create): Removed.
10725 (ipa_callsite_tree): Removed.
10726 (ipa_callsite_caller): Removed.
10727 (ipa_pop_func_from_list): return_method removed to return_func
10729 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
10730 prefixed all values with IPA_. Changed all users.
10731 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
10732 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
10733 and FORMAL_IPATYPE IPA_PASS_THROUGH.
10734 (union parameter_info): Renamed to jump_func_value.
10735 (union jump_func_value): Renamed value to constant
10736 (struct ipa_jump_func): Renamed info_type to value
10737 (struct ipa_node): Renamed to ipa_node_params
10738 (struct ipa_node_params): Renamed ipa_arg_num to param_count
10739 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
10740 (struct ipa_node_params): Renamed ipa_mod to modified_flags
10741 (struct ipa_edge): Renamed to ipa_edge_args
10742 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
10743 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
10744 (struct ipa_methodlist): Renamed to ipa_func_list
10745 (struct ipa_func_list): method_p renamed to node, next_method
10747 (ipa_methodlist_p): Removed, switched all users to struct pointer
10748 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
10750 2008-04-30 Alan Modra <amodra@bigpond.net.au>
10752 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
10753 (rs6000_emit_epilogue): Use backchain to restore only when we
10754 have a large frame. Make use of frame pointer to restore if we
10755 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
10757 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
10759 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
10760 Add mode to zero_extract.
10761 (sign bit tests peepholes): (Ditto.).
10763 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
10765 * config/i386/i386.c (ix86_builtins): Replace Prescott New
10766 Instructions in comments with SSE3.
10767 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
10768 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
10769 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
10770 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
10771 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
10772 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
10773 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
10774 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
10775 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
10776 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
10777 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
10778 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
10779 (bdesc_sse_args): Renamed to ...
10780 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
10781 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
10782 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
10783 IX86_BUILTIN_FABSQ.
10784 (bdesc_1arg): Moved to ...
10785 (bdesc_args): Here.
10786 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
10787 Instructions in comments with SSE3.
10788 (ix86_expand_sse_operands_builtin): Renamed to ...
10789 (ix86_expand_args_builtin): This. Updated.
10790 (ix86_expand_unop1_builtin): Update comments.
10791 (ix86_expand_builtin): Updated.
10793 2008-04-29 Richard Guenther <rguenther@suse.de>
10795 PR tree-optimization/36078
10796 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
10797 Update virtual SSA form after cleaning up the CFG.
10799 2008-04-29 Richard Guenther <rguenther@suse.de>
10801 PR middle-end/15255
10802 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
10804 2008-04-29 Richard Guenther <rguenther@suse.de>
10806 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
10807 (compute_may_aliases): Do not call finalize_ref_all_pointers.
10808 (compute_flow_insensitive_aliasing): Do not treat
10809 PTR_IS_REF_ALL pointers special.
10810 (get_smt_for): Likewise.
10811 (may_alias_p): Re-structure.
10812 (is_escape_site): A ref-all pointer conversion is not an escape site.
10813 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
10814 PTR_IS_REF_ALL pointers special.
10815 * tree-ssa-structalias.h (struct alias_info): Remove
10816 ref_all_symbol_mem_tag field.
10817 (PTR_IS_REF_ALL): Remove.
10819 2008-04-29 Richard Guenther <rguenther@suse.de>
10821 PR middle-end/36077
10822 * fold-const.c (extract_muldiv_1): In combining division constants
10823 make sure to never overflow.
10825 2008-04-29 Nick Clifton <nickc@redhat.com>
10827 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
10829 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10832 * optc-gen.awk: Work around HP-UX/IA awk bug.
10834 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
10836 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
10839 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
10842 * config/i386/i386.md
10843 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
10844 Change operand 1 predicate to nonimmediate_operand.
10846 2008-04-28 Jakub Jelinek <jakub@redhat.com>
10849 * dwarf2out.c (struct die_struct): Mark as chain_circular through
10851 * gengtype.c (walk_type, write_func_for_structure): Handle
10853 * doc/gty.texi: Document chain_circular.
10855 2008-04-28 Richard Guenther <rguenther@suse.de>
10857 PR tree-optimization/36066
10858 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
10861 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
10864 * config/i386/i386.md
10865 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
10866 Use match_scratch instead of match_operand for operands 3 and 4.
10868 2008-04-27 Richard Guenther <rguenther@suse.de>
10870 PR tree-optimization/18754
10871 PR tree-optimization/34223
10872 * tree-pass.h (pass_complete_unrolli): Declare.
10873 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
10874 loop size before and after unconditionally of UL_NO_GROWTH in effect.
10875 Rewrite loop into loop closed SSA form if it is not already.
10876 (tree_unroll_loops_completely): Re-structure to iterate over
10877 innermost loops with intermediate CFG cleanups.
10878 Unroll outermost loops only if requested or the code does not grow
10880 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
10881 loops are available.
10882 (tree_vectorize): Instead do so here.
10883 (tree_complete_unroll): Also unroll outermost loops.
10884 (tree_complete_unroll_inner): New function.
10885 (gate_tree_complete_unroll_inner): Likewise.
10886 (pass_complete_unrolli): New pass.
10887 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
10888 uses outside of the loop.
10889 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
10890 form if it is available.
10891 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
10892 * passes.c (init_optimization_passes): Schedule complete inner
10893 loop unrolling pass before the first CCP pass after final inlining.
10895 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
10897 * targhooks.h (default_emutls_var_fields,
10898 default_emutls_var_init): Declare.
10899 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
10900 * target.h (struct gcc_target): Add struct emutls member.
10901 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
10902 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
10903 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
10904 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
10905 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
10906 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
10907 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
10908 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
10909 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
10910 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
10911 emit debug information.
10912 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
10913 * varasm.c: Include targhooks.h.
10914 (emutls_object_section, emutls_tmpl_section): New.
10915 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
10916 (EMUTLS_SEPARATOR): New.
10917 (prefix_name): New.
10918 (get_emutls_object_name): New.
10919 (default_emutls_var_fields): New, broken out of ...
10920 (get_emutls_object_type): ... here. Adjust to use target hooks.
10921 (get_emutls_init_templ_addr): Adjust to use target hooks.
10922 (emutls_decl): Adjust to use target hooks.
10923 (emutls_finish): Likewise.
10924 (default_emutls_var_init): New, broken out of ...
10925 (assemble_variable): ... here. Adjust to use target hooks.
10926 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
10927 SECCAT_EMUTLS_TMPL.
10928 * c-common.c (handle_section_attribute): Prevent overriding
10929 sections for emulated tls with special sections.
10930 * config/i386/i386.c (x86_64_elf_select_section): Add
10931 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
10932 (x86_64_elf_unique_section): Likewise.
10933 * config/vxworks.c: Include tree.h.
10934 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
10935 (vxworks_override_options): Set TLS scheme.
10936 * doc/tm.texi (Emulated TLS): New node.
10938 2008-04-26 Simon Baldwin <simonb@google.com>
10941 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
10942 with propagated string constants.
10944 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
10946 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
10947 constraint for operand 2 when operand 0 is memory operand.
10948 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
10949 operand 0 is memory operand.
10950 (fix_trunc<mode>_i387_with_temp): Ditto.
10951 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
10952 operand 2 when operand 1 is memory operand.
10953 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
10954 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
10955 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
10956 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10957 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
10958 operands 2,3 and 4 when operand 1 is memory operand.
10959 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
10961 (fistdi2_floor_with_temp): Ditto.
10962 (fist<mode>2_floor_with_temp): Ditto.
10963 (fistdi2_ceil_with_temp): Ditto.
10964 (fist<mode>2_ceil_with_temp): Ditto.
10965 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
10967 2008-04-26 David Daney <ddaney@avtrex.com>
10969 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
10971 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
10972 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
10973 UNSPEC_UPDATE_GOT_VERSION): Renumber.
10974 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
10975 (compare_and_swap_12): New insn.
10976 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
10977 * config/mips/mips.c (mips_force_binary): New function.
10978 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
10979 (mips_expand_compare_and_swap_12): New function.
10980 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
10982 2008-04-25 Jan Hubicka <jh@suse.cz>
10985 * cfgexpand.c (pass_expand): Turn into RTL pass.
10986 * passes.c (execute_one_pass): Do pass typechecking after execution.
10987 * tree-pass.h (pass_expand): Turn into RTL pass.
10989 * function.h (struct rtl_data): Move here fields
10990 accesses_prior_frames, calls_eh_return, saves_all_registers,
10991 has_nonlocal_goto, has_asm_statement, is_thunk,
10992 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
10993 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
10994 arg_pointer_save_area_init from struct function; turn into bool.
10995 (struct function): Move
10996 calls_eh_return, saves_all_registers, has_nonlocal_goto,
10997 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
10998 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
10999 tail_call_emit, arg_pointer_save_area_init
11000 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
11001 (current_function_returns_struct, current_function_returns_pcc_struct,
11002 current_function_calls_setjmp, current_function_calls_alloca,
11003 current_function_accesses_prior_frames,
11004 current_function_calls_eh_return, current_function_is_thunk,
11005 current_function_stdarg, current_function_profile,
11006 current_function_limit_stack, current_function_uses_pic_offset_table,
11007 current_function_uses_const_pool, current_function_has_nonlocal_label,
11008 current_function_saves_all_registers,
11009 current_function_has_nonlocal_goto,
11010 current_function_has_asm_statement): Remove accesor macros.
11011 * ra-conflict.c (global_conflicts): Update.
11012 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
11013 (suitable_for_tail_call_opt_p): Update.
11014 * builtins.c (expand_builtin_return_addr): Update.
11015 (expand_builtin_setjmp_setup): Update.
11016 (expand_builtin_nonlocal_goto): Update.
11017 * final.c (final_start_function): Update.
11018 (profile_function): Update.
11019 (leaf_function_p): Update.
11020 (only_leaf_regs_used): Update.
11021 * df-scan.c (df_get_exit_block_use_set): Update.
11022 * dojump.c (clear_pending_stack_adjust): Update.
11023 * tree-stdarg.c (gate_optimize_stdarg): Update.
11024 * gimple-low.c (lower_function_body): Update.
11025 * global.c (compute_regsets): Update.
11026 (global_alloc): Update.
11027 * dwarf2out.c (dwarf2out_begin_prologue): Update.
11028 * expr.c (expand_assignment): Update.
11029 * dse.c (dse_step0): Update.
11030 (dse_step1): Update.
11031 * c-decl.c (store_parm_decls): Update.
11032 * local-alloc.c (combine_regs): Update.
11033 (find_free_reg): Update.
11034 * function.c (assign_parms_augmented_arg_list): Update.
11035 (assign_parm_find_data_types): Update.
11036 (assign_parms): Update.
11037 (allocate_struct_function): Update.
11038 (expand_function_start): Update.
11039 (expand_function_end): Update.
11040 (get_arg_pointer_save_area): Update.
11041 (thread_prologue_and_epilogue_insns): Update.
11042 (rest_of_match_asm_constraints): Update.
11043 * stor-layout.c (variable_size): Update.
11044 * gcse.c (gcse_main): Update.
11045 (bypass_jumps): Update.
11046 * gimplify.c (gimplify_function_tree): Update.
11047 * calls.c (emit_call_1): Update.
11048 (expand_call): Update.
11049 * bt-load.c (compute_defs_uses_and_gen): Update.
11050 * except.c (sjlj_assign_call_site_values): Update.
11051 (sjlj_emit_function_enter): Update.
11052 (can_throw_external): Update.
11053 (set_nothrow_function_flags): Update.
11054 (expand_builtin_unwind_init): Update.
11055 (expand_eh_return): Update.
11056 (convert_to_eh_region_ranges): Update.
11057 (output_function_exception_table): Update.
11058 * emit-rtl.c (gen_tmp_stack_mem): Update.
11059 * cfgexpand.c (expand_used_vars): Update.
11060 (tree_expand_cfg): Update.
11061 * cfgcleanup.c (rest_of_handle_jump): Update.
11062 * explow.c (allocate_dynamic_stack_space): Update.
11063 * varasm.c (assemble_start_function): Update.
11064 (force_const_mem): Update.
11065 (mark_constant_pool): Update.
11066 * tree-optimize.c (tree_rest_of_compilation): Update.
11067 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
11068 * tree-cfg.c (notice_special_calls): Update.
11069 (is_ctrl_altering_stmt): Update.
11070 (tree_can_make_abnormal_goto): Update.
11071 (tree_purge_dead_abnormal_call_edges): Update.
11072 * config/alpha/predicates.md: Update.
11073 * config/alpha/alpha.c (alpha_sa_mask): Update.
11074 (alpha_sa_size): Update.
11075 (alpha_does_function_need_gp): Update.
11076 (alpha_expand_prologue): Update.
11077 (alpha_start_function): Update.
11078 (alpha_output_function_end_prologue): Update.
11079 (alpha_expand_epilogue): Update.
11080 * config/frv/frv.c (frv_stack_info): Update.
11081 (frv_expand_epilogue): Update.
11082 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
11083 (s390_register_info): Update.
11084 (s390_frame_info): Update.
11085 (s390_init_frame_layout): Update.
11086 (s390_can_eliminate): Update.
11087 (save_gprs): Update.
11088 * config/spu/spu.c (spu_split_immediate): Update.
11089 (need_to_save_reg): Update.
11090 (spu_expand_prologue): Update.
11091 (spu_expand_epilogue): Update.
11092 * config/sparc/sparc.md: Update.
11093 * config/sparc/sparc.c (eligible_for_return_delay): Update.
11094 (sparc_tls_got): Update.
11095 (legitimize_pic_address): Update.
11096 (sparc_emit_call_insn): Update.
11097 (sparc_expand_prologue): Update.
11098 (output_return): Update.
11099 (print_operand): Update.
11100 (sparc_function_ok_for_sibcall): Update.
11101 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
11102 * config/m32r/m32r.md: Update.
11103 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
11104 (m32r_compute_frame_size): Update.
11105 (m32r_expand_prologue): Update.
11106 (m32r_expand_epilogue): Update.
11107 (m32r_legitimize_pic_address): Update.
11108 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
11109 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11110 * config/i386/i386.c (ix86_frame_pointer_required): Update.
11111 (gen_push): Update.
11112 (ix86_save_reg): Update.
11113 (ix86_compute_frame_layout): Update.
11114 (ix86_expand_prologue): Update.
11115 (ix86_expand_epilogue): Update.
11116 * config/sh/sh.c (output_stack_adjust): Update.
11117 (calc_live_regs): Update.
11118 (sh5_schedule_saves): Update.
11119 (sh_expand_prologue): Update.
11120 (sh_expand_epilogue): Update.
11121 (sh_setup_incoming_varargs): Update.
11122 (sh_allocate_initial_value): Update.
11123 (sh_get_pr_initial_val): Update.
11124 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
11125 * config/sh/sh.md (label:): Update.
11126 * config/avr/avr.c (out_movhi_mr_r): Update.
11127 * config/crx/crx.h (enum): Update.
11128 * config/xtensa/xtensa.h (along): Update.
11129 * config/stormy16/stormy16.c Update.
11130 (xstormy16_compute_stack_layout): Update.
11131 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
11132 (fr30_expand_prologue): Update.
11133 * config/cris/cris.c (cris_conditional_register_usage): Update.
11134 (cris_reg_saved_in_regsave_area): Update.
11135 (cris_initial_frame_pointer_offset): Update.
11136 (cris_simple_epilogue): Update.
11137 (cris_expand_prologue): Update.
11138 (cris_expand_epilogue): Update.
11139 (cris_expand_pic_call_address): Update.
11140 (cris_asm_output_symbol_ref): Update.
11141 (cris_asm_output_label_ref): Update.
11142 * config/cris/cris.md Update.
11143 * config/iq2000/iq2000.c (compute_frame_size): Update.
11144 (iq2000_expand_epilogue): Update.
11145 * config/mt/mt.h (save_direction): Update.
11146 * config/mn10300/mn10300.c (mn10300_function_value): Update.
11147 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
11148 (ia64_secondary_reload_class): Update.
11149 * config/m68k/m68k.c (m68k_save_reg): Update.
11150 (m68k_expand_prologue): Update.
11151 (m68k_expand_epilogue): Update.
11152 (legitimize_pic_address): Update.
11153 * config/rs6000/rs6000.c (rs6000_got_register): Update.
11154 (first_reg_to_save): Update.
11155 (first_altivec_reg_to_save): Update.
11156 (compute_vrsave_mask): Update.
11157 (compute_save_world_info): Update.
11158 (rs6000_stack_info): Update.
11159 (spe_func_has_64bit_regs_p): Update.
11160 (rs6000_ra_ever_killed): Update.
11161 (rs6000_emit_eh_reg_restore): Update.
11162 (rs6000_emit_allocate_stack): Update.
11163 (rs6000_emit_prologue): Update.
11164 (rs6000_emit_epilogue): Update.
11165 (rs6000_output_function_epilogue): Update.
11166 (output_profile_hook): Update.
11167 (rs6000_elf_declare_function_name): Update.
11168 * config/rs6000/rs6000.h (rs6000_args): Update.
11169 * config/rs6000/rs6000.md: Update.
11170 * config/mcore/mcore.c (mcore_expand_prolog): Update.
11171 * config/arc/arc.c (arc_output_function_epilogue): Update.
11172 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
11173 * config/darwin.c (machopic_function_base_name): Update.
11174 * config/score/score3.c (score3_compute_frame_size): Update.
11177 (score3_epilogue): Update.
11178 * config/score/score7.c (score7_compute_frame_size): Update.
11179 (score7_prologue): Update.
11180 (score7_epilogue): Update.
11181 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
11182 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11183 * config/arm/arm.c (use_return_insn): Update.
11184 (require_pic_register): Update.
11185 (arm_load_pic_register): Update.
11186 (arm_compute_save_reg0_reg12_mask): Update.
11187 (arm_compute_save_reg_mask): Update.
11188 (thumb1_compute_save_reg_mask): Update.
11189 (output_return_instruction): Update.
11190 (arm_output_function_prologue): Update.
11191 (arm_output_epilogue): Update.
11192 (arm_get_frame_offsets): Update.
11193 (arm_expand_prologue): Update.
11194 (thumb_pushpop): Update.
11195 (thumb_exit): Update.
11196 (thumb1_expand_prologue): Update.
11197 (thumb1_expand_epilogue): Update.
11198 (arm_unwind_emit): Update.
11199 (arm_output_fn_unwind): Update.
11200 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
11201 * config/arm/arm.md: Update.
11202 * config/pa/pa.md: Update.
11203 * config/pa/pa.c (legitimize_pic_address): Update.
11204 (compute_frame_size): Update.
11205 (hppa_expand_prologue): Update.
11206 (hppa_expand_epilogue): Update.
11207 (borx_reg_operand): Update.
11208 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
11209 (HARD_REGNO_RENAME_OK): Update.
11210 * config/mips/mips.c (mips_global_pointer): Update.
11211 (mips_save_reg_p): Update.
11212 (mips_compute_frame_info): Update.
11213 (mips_frame_pointer_required): Update.
11214 (mips_expand_prologue): Update.
11215 (mips_expand_epilogue): Update.
11216 (mips_can_use_return_insn): Update.
11217 (mips_reorg_process_insns): Update.
11218 * config/v850/v850.c (compute_register_save_size): Update.
11219 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
11220 * config/mmix/mmix.c (along): Update.
11221 (mmix_expand_epilogue): Update.
11222 * config/bfin/bfin.c (legitimize_pic_address): Update.
11223 (must_save_p): Update.
11224 (stack_frame_needed_p): Update.
11225 (add_to_reg): Update.
11226 (bfin_expand_prologue): Update.
11227 * stmt.c (expand_asm_operands): Update.
11228 * reload1.c (reload): Update.
11229 (init_elim_table): Update.
11231 2008-04-25 Bob Wilson <bob.wilson@acm.org>
11233 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
11235 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
11237 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
11238 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
11239 (mov<mode>): Removed.
11240 (*movv4sf_internal): Likewise.
11241 (*movv2df_internal): Likewise.
11243 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
11245 * config.gcc (crx-*-elf): Remove deprecation.
11247 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
11249 * config/i386/cygming-crtend.c (register_frame_ctor): Register
11250 __gcc_deregister_frame with atexit.
11251 (deregister_frame_dtor): Remove.
11253 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
11254 Nathan Sidwell <nathan@codesourcery.com>
11256 * config/rs6000/rs6000.opt (mspe): Remove Var property.
11258 * config/rs6000/rs6000.h (rs6000_spe): Declare.
11259 (rs6000_isel): Likewise.
11260 * config/rs6000/rs6000.c (rs6000_spe): New variable.
11261 (rs6000_isel): New variable.
11262 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
11264 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11267 * c-common.c (handle_vector_size_attribute): Call
11268 lang_hooks.types.reconstruct_complex_type instead of
11269 reconstruct_complex_type.
11270 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
11271 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
11272 * langhooks.h (struct lang_hooks_for_types): Add
11273 reconstruct_complex_type hook.
11274 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
11275 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
11277 2008-04-24 Richard Guenther <rguenther@suse.de>
11279 * c-common.h (check_builtin_function_arguments): Declare.
11280 * c-common.c (validate_nargs): New function.
11281 (check_builtin_function_arguments): Likewise.
11282 * c-typeck.c (build_function_call): Call
11283 check_builtin_function_arguments.
11284 * builtins.c (fold_builtin_classify): Remove error reporting code.
11285 (fold_builtin_unordered_cmp): Likewise.
11286 (fold_builtin_1): Likewise.
11287 (fold_builtin_n): Likewise.
11289 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11291 PR tree-optimization/36008
11292 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
11293 the original op1, rather than delta by step.
11295 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
11296 Sebastian Pop <sebastian.pop@amd.com>
11298 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
11299 eliminate_local_variables_stmt, eliminate_local_variables,
11300 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
11301 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
11302 of code delimited by two edges in the CFG.
11303 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
11304 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
11305 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
11306 the case of parallelisation of reductions.
11307 (expr_invariant_in_region_p): New.
11309 * tree-flow.h (gather_blocks_in_sese_region): Declared.
11310 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
11312 2008-04-24 Ira Rosen <irar@il.ibm.com>
11313 Richard Guenther <rguenther@suse.de>
11315 PR tree-optimization/36034
11316 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
11317 incapable of dealing with loads with gaps.
11319 2008-04-24 Rafael Espindola <espindola@google.com>
11321 * tree-flow.h (vrp_evaluate_conditional): Change signature.
11322 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11323 vrp_evaluate_conditional.
11324 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
11325 (vrp_evaluate_conditional): Split the cond argument.
11326 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
11327 (simplify_stmt_for_jump_threading): Update call to
11328 vrp_evaluate_conditional.
11330 2008-04-24 Ira Rosen <irar@il.ibm.com>
11332 PR tree-optimization/35982
11333 * tree-vect-analyze.c (vect_check_interleaving): Check that the
11334 interleaved data-refs are of the same type.
11336 2008-04-24 Danny Smith <dannysmith@users.net>
11338 * c-format.c (check_format_info_main): Use strncmp rather than a
11339 magic prefix to handle multichar length specs.
11340 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
11341 Don't prefix "I64" and "I32" with '\0'.
11343 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11346 * config/i386/i386.c (init_cumulative_args): Don't pass anything
11347 in registers for -m32 only if stdarg_p (fntype).
11349 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
11351 PR rtl-optimization/36006
11352 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
11353 temp to op0 in order to avoid invalid rtx sharing.
11355 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11357 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
11358 check TREE_INVARIANT.
11359 * tree-gimple.c (is_gimple_address): New.
11360 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
11361 * tree-gimple.h (is_gimple_address): New.
11362 * tree.h (decl_address_invariant_p): New.
11363 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
11364 (build_string): Likewise.
11365 (decl_address_invariant_p): New, from is_gimple_invariant_address.
11366 (tree_invariant_p_1): Likewise.
11367 (save_expr): Use it.
11368 (tree_invariant_p): New.
11369 (skip_simple_arithmetic): Use it.
11370 (stabilize_reference_1): Use it.
11371 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
11373 (build1_stat): Drop code to compute TREE_INVARIANT.
11374 (build2_stat): Drop code to compute TREE_INVARIANT.
11375 (build3_stat): Drop code to compute TREE_INVARIANT.
11376 (build4_stat): Drop code to compute TREE_INVARIANT.
11377 (build5_stat): Drop code to compute TREE_INVARIANT.
11378 (build7_stat): Drop code to compute TREE_INVARIANT.
11379 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
11380 * tree.h (struct tree_base): Remove invariant_flag.
11381 (TREE_INVARIANT): Remove.
11382 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
11383 (fold_builtin_expect): Check TREE_CONSTANT.
11384 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
11385 * c-tree.h (c_expr_to_decl): Drop third parameter.
11386 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
11387 (build_c_cast): Don't set TREE_INVARIANT.
11388 (pop_init_level): Don't set TREE_INVARIANT.
11389 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
11390 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
11392 (gimplify_init_constructor): Don't set TREE_INVARIANT.
11393 (gimplify_addr_expr): Adjust comment.
11394 * tree-mudflap.c (mf_build_string):
11395 * print-tree.c (print_node): Don't print TREE_INVARIANT.
11396 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
11397 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
11398 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
11399 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
11400 * langhooks.h (struct lang_hooks): Drop third parameter from
11403 2008-04-23 Richard Guenther <rguenther@suse.de>
11405 PR tree-optimization/27799
11406 PR tree-optimization/32921
11407 PR tree-optimization/32624
11408 * tree-ssa-structalias.c (merge_smts_into): Only merge the
11409 SMTs aliases and the tag itself into the solution.
11410 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
11411 merge the points-to solution back into the SMT aliases.
11412 (may_alias_p): Use alias_set_subset_of instead of
11413 aliases_conflict_p. A pointer which points to
11414 memory with alias set zero may access any variable.
11416 2008-04-23 Richard Guenther <rguenther@suse.de>
11418 * alias.c (alias_set_subset_of): Correctly handle asking
11419 if zero is a subset of an alias set with zero child.
11420 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
11421 (compute_flow_insensitive_aliasing): Correctly walk all
11422 pointers. Do not unnecessarily union sets.
11424 2008-04-23 Richard Guenther <rguenther@suse.de>
11426 PR middle-end/36021
11427 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
11429 2008-04-22 Tomas Bily <tbily@suse.cz>
11431 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
11433 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
11435 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
11436 * tree-ssa-structalias.c (get_constraint_for): Likewise.
11437 * tree-inline.c (estimate_num_insns_1): Likewise.
11438 * varasm.c (const_hash_1, compare_constant, copy_constant)
11439 (compute_reloc_for_constant, output_addressed_constants): Likewise.
11440 * emit-rtl.c (component_ref_for_mem_expr)
11441 (set_mem_attributes_minus_bitpos): Likewise.
11442 * expr.c (highest_pow2_factor, expand_expr_real_1, )
11443 (is_aligning_offset): Likewise.
11444 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
11445 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
11446 * dojump.c (do_jump): Likewise.
11447 * builtins.c (get_pointer_alignment, get_memory_rtx)
11448 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
11449 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
11451 2008-04-23 Jakub Jelinek <jakub@redhat.com>
11453 PR rtl-optimization/36017
11454 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
11455 expanding the library call.
11457 2008-04-22 Ian Lance Taylor <iant@google.com>
11459 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
11460 than size_in_bytes.
11462 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
11464 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
11465 of LR/CTR moves for Power6.
11467 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11469 PR middle-end/36003
11470 * passes.c (init_optimization_passes): Remove
11471 pass_fast_rtl_byte_dce.
11473 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
11476 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
11477 builtin functions to generate faster code.
11478 (_mm_cvtpu16_ps): Ditto.
11479 (_mm_cvtpi32x2_ps): Ditto.
11481 2008-04-22 Nick Clifton <nickc@redhat.com>
11483 * common.opt (ftree-loop-distribution): Add Optimization
11486 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
11487 (frv_expand_builtin_va_start): Likewise.
11489 * config/arm/arm.c (thumb_find_work_register): Fix location of
11490 argument register count.
11492 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11494 Support scheduling for ColdFire V1 and V3 microarchitecture.
11495 Improve scheduling of multiplication instructions.
11497 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
11498 (mac): New instruction attribute.
11499 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
11500 (m68k_sched_mac): New variable.
11501 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
11502 Handle cfv1 and cfv3.
11503 (max_insn_size): New static variable.
11504 (struct _sched_ib): New type.
11505 (sched_ib): New static variable.
11506 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
11507 to fields of 'struct _sched_ib sched_ib'. Update all uses.
11508 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
11510 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
11511 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
11512 new variables. Update.
11513 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
11514 Add modeling of cfv3 instruction buffer. Update.
11515 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
11516 * config/m68k/m68k.h (TUNE_CFV3): New macro.
11517 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
11518 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
11519 a particular reservation applies to.
11520 (type2): Reorganize attribute values. Rename alu to alu_reg,
11521 alu_l to alu, move_l to omove. Join move to alu. Split mul
11522 to mul_l and mul_w.
11523 (cf_ib_*): Simplify description of instruction buffer.
11524 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
11525 (cf_mem): Split into cf_mem1 and cf_mem2.
11526 (cf_v2_move_??): Rename to cfv12_alu_??.
11527 (cf_v2_move_l_??): Rename to cfv12_omove_??.
11528 (cf_v2_mul_??): Remove reservations.
11529 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
11530 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
11531 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
11533 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
11534 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
11535 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
11536 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
11537 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
11538 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
11539 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
11540 expansions of the above reservations for instructions of sizes
11543 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11545 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
11547 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
11549 * coverage.c: Include tree-pass.h.
11550 (coverage_counter_alloc): Print da_file_name to the dump file.
11552 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11554 * sbitmap.c (sbitmap_range_empty_p): New function.
11555 * sbitmap.h (sbitmap_range_empty_p): New function.
11556 * bitmap.h: Now includes obstack.h.
11558 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
11559 Kenneth Zadeck <zadeck@naturalbridge.com>
11561 * dbgcnt.def (ra_byte_scan): Added.
11562 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
11563 when the last hit happens for a counter.
11564 * timevar.def (TV_DF_BYTE_LR): New variable.
11565 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
11566 * passes.c (pass_fast_rtl_byte_dce): New pass.
11567 * fwprop.c (update_df): Added mode to call df_ref_create.
11568 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
11569 DF_REF_EXTRACT_OFFSET.
11570 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
11571 DF_BYTE_LR_OUT, df_byte_lr): New macro.
11573 (df_ref_extract): Added mode field.
11574 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
11575 DF_REF_EXTRACT_OFFSET.
11576 (DF_REF_EXTRACT_MODE): New macro.
11577 (df_byte_lr_bb_info): New structure.
11578 (df_print_byte_regset, df_compute_accessed_bytes,
11579 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
11580 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
11581 df_byte_lr_simulate_uses,
11582 df_byte_lr_simulate_artificial_refs_at_top,
11583 df_byte_lr_simulate_artificial_refs_at_end,
11584 df_compute_accessed_bytes): New function.
11585 (df_ref_create): Add parameter.
11586 (df_byte_lr_get_bb_info): New inline function.
11587 * df-scan.c (df_ref_record, df_uses_record,
11588 df_ref_create_structure): Added mode parameter.
11589 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
11590 df_defs_record, df_uses_record, df_get_conditional_uses,
11591 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
11592 df_entry_block_defs_collect, df_exit_block_uses_collect):
11593 Added mode parameter to calls to df_ref_record, df_uses_record,
11594 df_ref_create_structure.
11595 (df_ref_equal_p, df_ref_compare): Added test for modes.
11596 (df_ref_create_structure): Added code to set mode. Renamed
11597 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
11598 DF_REF_EXTRACT_OFFSET.
11599 * df-core.c (df_print_byte_regset): New function.
11600 * df-byte-scan.c: New file.
11601 * df-problems.c (df_rd_transfer_function): Removed unnecessary
11602 calls to BITMAP_FREE.
11603 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
11604 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
11605 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
11606 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
11607 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
11608 df_byte_lr_local_compute, df_byte_lr_init,
11609 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
11610 df_byte_lr_transfer_function, df_byte_lr_free,
11611 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
11612 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
11613 df_byte_lr_simulate_uses,
11614 df_byte_lr_simulate_artificial_refs_at_top,
11615 df_byte_lr_simulate_artificial_refs_at_end): New function.
11616 * dce.c (byte_dce_process_block): New function.
11617 (dce_process_block): au is now passed in rather than computed
11618 locally. Changed loops that look at artificial defs to not look
11619 for conditional or partial ones, because there never are any.
11620 (fast_dce): Now is able to drive byte_dce_process_block or
11621 dce_process_block depending on the kind of dce being done.
11622 (rest_of_handle_fast_dce): Add parameter to fast_dce.
11623 (rest_of_handle_fast_byte_dce): New function.
11624 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
11625 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
11627 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
11630 * gcc.h: Added fortran options that take arguments to
11631 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
11634 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
11636 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
11637 scalarization if on the LHS and not a full access.
11639 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11641 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
11643 2008-04-18 Rafael Espindola <espindola@google.com>
11645 * tree-vrp.c (find_case_label_index): Fix the binary search.
11646 (find_case_label_range): New.
11647 (vrp_visit_switch_stmt): Use find_case_label_range.
11648 (simplify_switch_using_ranges): Use find_case_label_range.
11650 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
11652 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
11653 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
11655 2008-04-18 Tom Tromey <tromey@redhat.com>
11658 * doc/cpp.texi (Implementation-defined behavior): Mention
11661 2008-04-18 Ian Lance Taylor <iant@google.com>
11663 * fold-const.c (pointer_may_wrap_p): New static function.
11664 (fold_comparison): Add another test for pointer overflow. Use
11665 pointer_may_wrap_p to disable some false positives.
11667 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
11669 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
11670 (fname_as_string): Match updated cpp_interpret_string prototype.
11671 (fix_string_type): Support char16_t* and char32_t*.
11672 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
11673 derivative) nodes. Register as builtin if C++0x.
11674 (c_parse_error): Support CPP_CHAR{16,32}.
11675 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
11676 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
11677 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
11678 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
11679 CTI_CHAR32_ARRAY_TYPE>: New elements.
11680 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
11681 char32_type_node, signed_char32_type_node, char16_array_type_node,
11682 char32_array_type_node): New defines.
11683 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
11684 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
11685 (lex_string): Support CPP_STRING{16,32}, match updated
11686 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
11687 (lex_charconst): Support CPP_CHAR{16,32}.
11688 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
11689 and CPP_STRING{16,32}.
11691 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
11694 * aclocal.m4: Regenerate.
11695 * configure: Regenerate.
11697 2008-04-18 Jan Hubicka <jh@suse.cz>
11699 * except.c (dw2_size_of_call_site_table,
11700 sjlj_size_of_call_site_table): Use vector API for call_site_record.
11702 * cgraphbuild.c (build_cgraph_edges): Update.
11703 * tree-pass.h: Update comment.
11704 * final.c (leaf_function_p): Update.
11705 (leaf_renumber_regs): Update.
11706 (rest_of_clean_state): Update.
11707 * omp-low.c (expand_omp_parallel): Update.
11708 * ipa-reference.c (analyze_function): Update.
11709 * reorg.c (find_end_label): Update.
11710 (optimize_skip): Update.
11711 (fill_simple_delay_slots): Update.
11712 (fill_simple_delay_slots): Update.
11713 (make_return_insns): Update.
11714 (dbr_schedule): Update.
11715 * gimple-low.c (record_vars_into): Update.
11716 * cfgbuild.c (make_edges): Update.
11717 * function.c (assign_stack_local): Update.
11718 (assign_parm_adjust_stack_rtl): Update.
11719 (locate_and_pad_parm): Update.
11720 (allocate_struct_function): Do not initialize stack_alignment_needed
11721 and preferred_stack_boundary here.
11722 (stack_protect_prologue): Update.
11723 (stack_protect_epilogue): Update.
11724 (expand_function_start): Initialize stack_alignment_needed,
11725 preferred_stack_boundary and max_jumptable_ents.
11726 (expand_function_end): Update.
11727 (free_after_compilation): Do not NULLify epilogue_delay_list.
11728 * function.h (struct rtl_data): Add stack_protect_guard,
11729 stack_alignment_needed,
11730 preferred_stack_boundary, epilogue_delay_list.
11731 (struct function): Remove value_histograms, stack_alignment_needed,
11732 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
11734 unexpanded_var_list, stack_protect_guard.
11735 (current_function_epilogue_delay_list): Remove.
11736 * ipa-type-escape.c (analyze_function): Update.
11737 * gimplify.c (pop_gimplify_context): Update comment.
11738 * calls.c (expand_call): Update.
11739 (emit_library_call_value_1): Update.
11740 * except.c (set_nothrow_function_flags): Update.
11741 * cfgexpand.c (get_decl_align_unit): Update.
11742 (create_stack_guard): Update.
11743 (estimated_stack_frame_size): Update.
11744 (expand_used_vars): Update.
11745 (tree_expand_cfg): Free histogram earliers, init expansion variables.
11746 * explow.c (allocate_dynamic_stack_space): Update.
11747 * tree-ssa-live.c (remove_unused_locals): Update.
11748 * varasm.c (mark_constant_pool): Update.
11749 * tree-inline.c (remap_decls): Update.
11750 (initialize_cfun): Update.
11751 (declare_return_variable): Update.
11752 (inline_forbidden_p): Update.
11753 (expand_call_inline): Update.
11754 (declare_inline_vars): Update.
11755 (tree_function_versioning): Update.
11756 * tree-flow.h (value_histograms): New.
11757 (VALUE_HISTOGRAMS): New macro.
11758 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
11760 * tree-cfg.c (set_bb_for_stmt): Update.
11761 (replace_by_duplicate_decl): Update.
11762 (move_block_to_fn): Update.
11763 (new_label_mapper): Update.
11764 (dump_function_to_file): Update.
11765 * ipa-struct-reorg.c (build_data_structure): Update.
11766 * cfgrtl.c (print_rtl_with_bb): Update.
11767 * reload1.c (reload): Update.
11769 * config/i386/i386.c (setup_incoming_varargs_64,
11770 ix86_compute_frame_layout): Update.
11771 * config/arc/arc.c (arc_output_function_epilogue): Update.
11773 2008-04-18 Marius Strobl <marius@FreeBSD.org>
11775 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
11776 for FreeBSD as well.
11777 * gthr-posix95.h: Likewise.
11779 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
11781 PR rtl-optimization/35838
11782 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
11783 out the byte offset of the first subreg.
11785 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
11787 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
11788 to split_ti instead of three separate calls with single member arrays.
11789 (subti3 splitter): Ditto.
11790 (adddi3 splitter): Ditto with split_di.
11791 (subdi3 splitter): Ditto.
11792 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
11793 two separate calls with single member arrays. Swap match_dup
11794 operands 1 and 2 to better fit into the array.
11795 (negdi2 splitter): Ditto with split_di.
11796 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
11797 two separate calls with single member arrays. Swap match_dup operands
11798 6 and 7 to better fit into the array.
11800 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
11802 * config/i386/i386.c (sse_builtin_type): New.
11803 (bdesc_sse_args): Likewise.
11804 (bdesc_sse_3arg): Removed.
11805 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
11806 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
11807 IX86_BUILTIN_ROUNDPS.
11808 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
11809 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
11810 IX86_BUILTIN_ROUNDPS.
11811 (ix86_expand_sse_4_operands_builtin): Removed.
11812 (ix86_expand_sse_operands_builtin): New.
11813 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
11814 and CODE_FOR_sse4_1_roundps.
11815 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
11816 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
11818 2008-04-17 Alan Modra <amodra@bigpond.net.au>
11821 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
11822 regs before frame pop when needed. If use_backchain_to_restore_sp
11823 then load backchain into a temp reg to restore vr and vrsave. Add
11824 code to restore vr after frame pop if possible.
11826 2008-04-17 Richard Guenther <rguenther@suse.de>
11828 * tree-vn.c (expressions_equal_p): Do not check type
11829 equality or compatibility before calling operand_equal_p.
11830 * fold-const.c (operand_equal_p): Check equivalence of
11831 integer constants before bailing out due to signedness or
11832 precision differences.
11833 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
11834 spurious differences in type qualification. Ignore types
11835 for COMPONENT_REFs at all.
11837 2008-04-17 Christian Bruel <christian.bruel@st.com>
11839 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
11840 msw_skip comparison.
11842 2008-04-16 Jakub Jelinek <jakub@redhat.com>
11845 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
11848 PR tree-optimization/35899
11849 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
11850 rather than TREE_OPERAND.
11852 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
11855 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
11856 temporary registers. Change operand predicate to general_operand.
11857 (remainderxf3): Ditto.
11859 2008-04-16 Richard Guenther <rguenther@suse.de>
11861 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
11862 * tree-affine.c (aff_combination_expand): Look through some
11865 2008-04-15 Doug Kwan <dougkwan@google.com>
11867 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
11869 * tree-pretty-print.c (dump_generic_node): Ditto.
11870 * final.c (output_addr_const): Ditto.
11871 * dwarf2out.c (output_cfi): Ditto.
11872 * c-pretty-print.c (pp_c_integer_constant): Ditto.
11873 * print-rtl.c (print_rtx): Ditto.
11874 * print-tree.c (print_node_brief, print_node): Ditto.
11875 * c-common.c (match_case_to_enum_1): Ditto.
11876 * sched-vis.c (print_value): Ditto.
11877 * config/i386/i386.c (print_operand): Cast to long unsigned int
11880 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
11881 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
11882 MS Windows VirtualProtect function.
11884 2008-04-15 Jan Hubicka <jh@suse.cz>
11886 * gengtype.c (write_root): Param_is argument is OK.
11887 * expr.c (expand_expr_real_1): Update call of get_exception_*.
11888 * function.h: Include varray.h
11889 (rtl_eh): New stucture based on except.c one.
11890 (call_site_record): New forward declaration and vector type.
11891 * calls.c (emit_call_1): Do not call
11892 note_current_region_may_contain_throw.
11893 * except.c (eh_status): Remove cur_region, try_region since they are
11895 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
11896 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
11897 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
11898 Remove call_site_data_used, call_site_data_size.
11899 Turn call_site_record into vector in function.h.
11900 (note_current_region_may_contain_throw): Remove.
11901 (get_exception_pointer, get_exception_filter): Do not take struct
11902 function argument; update.
11903 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
11904 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
11905 build_post_landing_pads, dw2_build_landing_pads,
11906 sjlj_assign_call_site_values, sjlj_mark_call_sites,
11907 sjlj_emit_function_enter, sjlj_emit_function_enter,
11908 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
11909 sjlj_build_landing_pads, finish_eh_generation,
11910 remove_exception_handler_label, remove_eh_handler,
11911 maybe_remove_eh_handler, add_reachable_handler,
11912 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
11913 add_action_record, collect_one_action_chain, add_call_site,
11914 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
11915 sjlj_output_call_site_table, output_function_exception_table,
11916 * except.h (note_current_region_may_contain_throw): Remove
11917 (get_exception_pointer, get_exception_filter): Do not take struct
11919 * Makefile.in (GTFILES): Put varargs before struct function.
11921 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
11923 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
11924 punt for STRING_CST.
11925 (get_constraint_for): Deal with STRING_CST here instead.
11927 2008-04-15 Richard Guenther <rguenther@suse.de>
11929 * tree-ssa-propagate.c (substitute_and_fold): Substitute
11930 statements in a basic-block with a backward walk. Do not
11931 substitute into dead statements but instead remove those.
11933 2008-04-15 Richard Guenther <rguenther@suse.de>
11935 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
11936 to zero, thus disable creation of SFTs.
11938 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
11940 * tree-predcom.c (suitable_reference_p): Return false if the
11941 reference can throw.
11943 2008-04-15 Jakub Jelinek <jakub@redhat.com>
11946 * c-decl.c (finish_decl): If extern or static var has variable
11947 size, set TREE_TYPE (decl) to error_mark_node.
11949 2008-04-15 Rafael Espindola <espindola@google.com>
11951 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
11954 2008-04-15 Richard Guenther <rguenther@suse.de>
11956 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
11957 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
11958 (visit_reference_op_load): Do walk vuse-vdef chains on
11959 vn_reference_lookup.
11960 (visit_reference_op_store): But do not here.
11961 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
11962 vn_reference_lookup.
11963 (vn_lookup_with_vuses): But do so here.
11965 2008-04-14 Ian Lance Taylor <iant@google.com>
11967 * fold-const.c (fold_overflow_warning): Remove assertion.
11969 2008-04-15 Ben Elliston <bje@au.ibm.com>
11971 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
11972 temp1 local variables.
11974 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
11977 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
11978 ".text.unlikely" section as executable.
11980 2008-04-14 James E. Wilson <wilson@tuliptree.org>
11982 * config/ia64/ia64.c (rtx_needs_barrier): Handle
11983 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
11984 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
11985 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
11986 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
11987 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
11988 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
11990 2008-04-14 Ian Lance Taylor <iant@google.com>
11992 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
11993 * fold-const.c (fold_comparison): If appropriate, test
11994 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
11995 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
11996 reassociating a pointer type.
11997 * doc/invoke.texi (Optimize Options): Document that
11998 -fstrict-overflow applies to pointer wraparound.
12000 2008-04-13 Jan Hubicka <jh@suse.cz>
12002 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
12004 2008-04-12 Andrew Pinski <pinskia@gmail.com>
12006 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
12007 we are going to "save the world".
12009 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
12011 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
12012 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
12013 operand 0 constraint, not "=".
12015 2008-04-11 James E. Wilson <wilson@tuliptree.org>
12017 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
12019 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12021 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
12022 of size of positions_needed * CHAR_BIT.
12024 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12026 PR middle-end/35897
12027 * dse.c (store_info): Change positions_needed to unsigned
12029 (lowpart_bitmask): New.
12030 (record_store): Cast to unsigned HOST_WIDE_INT for
12031 positions_needed. Assert width <= size of positions_needed *
12032 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
12033 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
12034 lowpart_bitmask to set mask.
12036 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12038 * config/bfin/constraints.md: New file.
12039 * config/bfin/bfin.md: Include it.
12040 (adddi3): Use satisfies_constraint functions instead of the old macros.
12041 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
12042 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
12043 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
12044 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
12045 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
12046 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
12047 EXTRA_CONSTRAINT): Delete.
12048 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
12049 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
12051 * config/bfin/bfin.c: Include "tm-constrs.h".
12052 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
12053 Use satisfies_constraint functions instead of the old macros.
12054 * doc/md.texi (Blackfin Constraints): Update file name reference.
12056 2008-04-11 Richard Guenther <rguenther@suse.de>
12058 PR tree-optimization/35869
12059 * tree-vrp.c (execute_vrp): Move switch statement update after
12060 jump threading. Schedule another cfg cleanup run.
12062 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
12065 * attribs.c (decl_attributes): Return early on errorneous node.
12067 2008-04-10 Oleg Ryjkov <olegr@google.com>
12069 * tree.h (struct tree_base): Added a new flag default_def_flag.
12070 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
12072 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
12074 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
12076 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12079 * pa.md: Define mode iterator P. Define mode attribute dwc.
12080 (dcacheflush): Update pattern to use iterator P and attribute dwc.
12081 (icacheflush): Likewise.
12082 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
12083 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
12085 2008-04-11 Ben Elliston <bje@au.ibm.com>
12087 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
12089 2008-04-10 Rafael Espindola <espindola@google.com>
12091 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
12092 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
12093 (extract_range_from_expr): The same.
12095 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
12097 * config/mips/mips.md (GPR2): New mode iterator.
12098 (seq): Add comment.
12099 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
12100 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
12101 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
12102 Rewrite these to take two modes, the mode of comparison and the
12103 mode of the destination.
12104 * config/mips/mips.c (mips_expand_scc): Instead of having
12105 paradoxical subreg as destination, expand "narrowing" scc if mode
12106 of comparison is SI and target is requested in DI mode.
12107 (mips_emit_int_order_test): Update comment. Make mode of
12108 comparison match CMP0 rather than TARGET. When creating inverse
12109 target use mode of TARGET.
12111 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
12113 * gcov-dump.c (tag_summary): Only print summaries for the first
12114 GCOV_COUNTERS_SUMMABLE counters.
12116 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
12118 * config/i386/i386.md (absneg): New code iterator.
12119 (absnegprefix): New code attribute.
12120 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
12121 patterns using absneg code iterator.
12122 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
12123 using absneg code iterator.
12124 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
12125 *neg<mode>2 patterns using absneg code iterator.
12126 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
12127 *negextendsfdf2 patterns using absneg code iterator.
12128 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
12129 *negextendsfxf2 patterns using absneg code iterator.
12130 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
12131 *negextendsfdf2 patterns using absneg code iterator.
12132 * config/i386/sse.md (<code><mode>2): Macroize expander from
12133 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
12135 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
12137 * config/s390/s390.h: Remove the remains of the recent search
12138 & replace action of current_function_outgoing_args_size.
12140 2008-04-10 Ira Rosen <irar@il.ibm.com>
12142 PR tree-optimization/35821
12143 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
12144 NEW_STMT_LIST is not NULL.
12146 2008-04-09 David Edelsohn <edelsohn@gnu.org>
12149 * toplev.c (process_options): Remove -ffunction-sections debugging
12152 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
12154 PR middle-end/PR28690
12155 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
12156 than gen_rtx_fmt_ee to perform more canonicalizations.
12158 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12161 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
12163 2008-04-09 Richard Guenther <rguenther@suse.de>
12165 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
12166 (dump_function_to_file): Dump function arguments with types.
12168 2008-04-08 Richard Guenther <rguenther@suse.de>
12170 * fold-const.c (fold_widened_comparison): Do not allow
12171 sign-changes that change the result.
12173 2008-04-08 Janis Johnson <janis187@us.ibm.com>
12176 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
12177 kinds of indirect references.
12179 2008-04-08 David Edelsohn <edelsohn@gnu.org>
12181 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
12182 GNU Fortran language string.
12184 2008-04-08 Rafael Espindola <espindola@google.com>
12186 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
12187 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
12188 * tree.h (tree_call_nonnegative_warnv_p): New.
12190 2008-04-08 Jan Hubicka <jh@suse.cz>
12192 * function.c (free_after_compilation): Clear out regno_reg_rtx
12195 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
12198 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12200 PR middle-end/PR28690
12201 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
12202 same precedence as REG_POINTER and MEM_POINTER operands.
12204 2008-04-08 Richard Guenther <rguenther@suse.de>
12206 PR middle-end/35834
12207 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
12208 for adding index to base.
12210 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
12212 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
12213 (MINGW_ENABLE_EXECUTE_STACK): New.
12214 (IN_LIBGCC2): For libgcc include windows.h file for
12215 function declarations.
12217 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
12219 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
12220 and tem2 if tem1 is not a REG or MULT.
12222 2008-04-08 Jan Hubicka <jh@suse.cz>
12224 * function.h (incomming_args): Break out of struct function.
12225 (function_subsections): Break out of struct function.
12226 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
12227 return_rtx and hard_reg_initial_vals from struct function.
12228 Kill inl_max_label_num.
12229 (current_function_pops_args, current_function_args_info,
12230 current_function_args_size, current_function_args_size,
12231 current_function_pretend_args_size,
12232 current_function_outgoing_args_size,
12233 current_function_internal_arg_pointer, current_function_return_rtx):
12234 Kill compatibility accestor macros.
12235 * builtins.c (expand_builtin_apply_args_1): Update.
12236 (expand_builtin_next_arg): Update.
12237 * df-scan.c (df_get_call_refs): Update.
12238 * dbxout.c (dbxout_function_end): Update.
12239 * dwarf2out.c (dwarf2out_switch_text_section): Update.
12240 (output_line_info): Update.
12241 (secname_for_decl): Update.
12242 (dwarf2out_var_location): Update.
12243 * function.c (free_after_compilation): Update.
12244 (assign_parm_find_stack_rtl): Update.
12245 (assign_parms): Update.
12246 (expand_dummy_function_end): Update.
12247 (expand_function_end): Update.
12248 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
12249 (expand_call): Update.
12250 (emit_library_call_value_1): Update.
12251 (store_one_arg): Update.
12252 * varasm.c (initialize_cold_section_name): Update.
12253 (unlikely_text_section): Update.
12254 (unlikely_text_section_p): Update.
12255 (assemble_start_function): Update.
12256 (assemble_end_function): Update.
12257 (default_section_type_flags): Update.
12258 (switch_to_section): Update.
12259 * integrate.c (set_decl_abstract_flags): Update.
12260 (get_hard_reg_initial_val): Update.
12261 (has_hard_reg_initial_val): Update.
12262 (allocate_initial_values): Update.
12263 * resource.c (init_resource_info): Update.
12264 * config/alpha/alpha.c (NUM_ARGS): Update.
12265 (direct_return): Update.
12266 (alpha_va_start): Update.
12267 (alpha_sa_size): Update.
12268 (alpha_initial_elimination_offset): Update.
12269 (alpha_expand_prologue): Update.
12270 (alpha_start_function): Update.
12271 (alpha_expand_epilogue): Update.
12272 (unicosmk_initial_elimination_offset):
12273 * config/alpha/alpha.md (call expander): Update.
12274 * config/s390/s390.c (s390_register_info): Update.
12275 (s390_register_info): Update.
12276 (s390_frame_info): Update.
12277 (s390_initial_elimination_offset): Update.
12278 (s390_build_builtin_va_list): Update.
12279 (s390_va_start): Update.
12280 * config/spu/spu.c (direct_return): Update.
12281 (spu_expand_prologue): Update.
12282 (spu_initial_elimination_offset): Update.
12283 (spu_build_builtin_va_list): Update.
12284 (spu_va_start): Update.
12285 * config/sparc/sparc.c (sparc_init_modes): Update.
12286 (sparc_compute_frame_size): Update.
12287 (function_value): Update.
12288 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
12289 * config/i386/i386.md (return expander): Update.
12290 * config/i386/i386.c (ix86_va_start): Update.
12291 (ix86_can_use_return_insn_p): Update.
12292 (ix86_compute_frame_layout): Update.
12293 (ix86_expand_epilogue): Update.
12294 * config/sh/sh.c (output_stack_adjust): Update.
12295 (calc_live_regs): Update.
12296 (sh_expand_prologue): Update.
12297 (sh_builtin_saveregs): Update.
12298 (sh_va_start): Update.
12299 (initial_elimination_offset): Update.
12300 (sh_allocate_initial_value): Update.
12301 (sh_function_ok_for_sibcall): Update.
12302 (sh_get_pr_initial_val): Update.
12303 * config/sh/sh.md (return expander): Update.
12304 * config/avr/avr.c (frame_pointer_required_p): UPdate.
12305 * config/crx/crx.c (crx_compute_frame): UPdate.
12306 (crx_initial_elimination_offset): UPdate.
12307 * config/xtensa/xtensa.c (compute_frame_size): Update
12308 (xtensa_builtin_saveregs): Update.
12309 (xtensa_va_start): Update.
12310 (order_regs_for_local_alloc): Update.
12311 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
12312 (xstormy16_expand_builtin_va_start): Update.
12313 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
12314 * config/m68hc11/m68hc11.md (return expanders): Update.
12315 * config/m68hc11/m68hc11.c (expand_prologue): Update.
12316 (expand_epilogue): Update.
12317 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
12318 (cris_simple_epilogue): Update.
12319 (cris_expand_prologue): Update.
12320 (cris_expand_epilogue): Update.
12321 * config/iq2000/iq2000.c (iq2000_va_start): Update.
12322 (compute_frame_size): Update.
12323 * config/mt/mt.c (mt_compute_frame_size): Update.
12324 * config/mn10300/mn10300.c (expand_prologue): Update.
12325 (expand_epilogue): Update.
12326 (initial_offset): Update.
12327 (mn10300_builtin_saveregs):
12328 * config/mn10300/mn10300.md (return expander): Update.
12329 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
12330 (ia64_initial_elimination_offset): Update.
12331 (ia64_initial_elimination_offset): Update.
12332 (ia64_expand_prologue): Update.
12333 * config/m68k/m68k.md (return expander): Update.
12334 * config/rs6000/rs6000.c (rs6000_va_start): Update.
12335 (rs6000_stack_info): Update.
12336 * config/mcore/mcore.c (layout_mcore_frame): Update.
12337 (mcore_expand_prolog): Update.
12338 * config/arc/arc.c (arc_compute_frame_size): Update.
12339 * config/score/score3.c (score3_compute_frame_size): Update.
12340 * config/score/score7.c (score7_compute_frame_size): Update.
12341 * config/arm/arm.c (use_return_insn): Update.
12342 (thumb_find_work_register): Update.
12343 (arm_compute_save_reg_mask): Update.
12344 (arm_output_function_prologue): Update.
12345 (arm_output_epilogue): Update.
12346 (arm_size_return_regs): Update.
12347 (arm_get_frame_offsets): Update.
12348 (arm_expand_prologue): Update.
12349 (thumb_exit): Update.
12350 (thumb_unexpanded_epilogue): Update.
12351 (thumb1_output_function_prologue): Update.
12352 * config/pa/pa.md (return expander): Update.
12353 * config/pa/pa.c (compute_frame_size): Update.
12354 (hppa_builtin_saveregs): Update.
12355 * config/mips/mips.c (mips_va_start): Update.
12356 (mips16_build_function_stub): Update.
12357 (mips_compute_frame_info): Update.
12358 (mips_restore_gp): Update.
12359 (mips_output_function_prologue): Update.
12360 (mips_expand_prologue): Update.
12361 * config/v850/v850.c (compute_frame_size): Update.
12362 (expand_prologue): * config/mmix/mmix.c (along): update.
12363 (mmix_initial_elimination_offset): update.
12364 (mmix_reorg): update.
12365 (mmix_use_simple_return): update.
12366 (mmix_expand_prologue): update.
12367 (mmix_expand_epilogue): Update.
12368 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
12369 (emit_link_insn): Update.
12371 2008-04-08 Anatoly Sokolov <aesok@post.ru>
12373 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
12374 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
12376 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
12379 2008-04-07 Jan Hubicka <jh@suse.cz>
12381 * function.h (rtl): Rename to x_rtl.
12382 (crtl): New define.
12383 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
12384 frame_offset, stack_check_probe_note, arg_pointer_save_area,
12385 used_temp_slots avail_temp_slots, temp_slot_level,
12386 nonlocal_goto_handler_labels): Update accesstors.
12387 (rtl): New global variable.
12388 (struct function): Move some fileds to rtl_data.
12389 (get_arg_pointer_save_area): Update prototype.
12390 * builtins.c (expand_builtin_setjmp_receiver): Update call of
12391 get_arg_pointer_save_area.
12392 * expr.c (init_expr): Update
12393 * function.c (get_frame_size): Update
12394 (assign_stack_local): Update
12395 (expand_function_end): Update.
12396 (get_art_pointer_save_area): Update
12398 * emit-rtl.c (rtl): Declare.
12399 (regno_reg_rtx): Declare.
12400 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
12402 (gen_reg_rtx): Update.
12403 * varasm.c (n_deferred_constatns): Update accestor.
12404 (init_varasm_status): Do not allocate varasm_status.
12405 (force_const_mem, get_pool_size, output_constant_pool): Update.
12406 * stmt.c (force_label_rtx): Do not use x_ prefixes.
12407 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
12408 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
12409 * sparc/sparc.h (INIT_EXPANDERS): Update.
12410 * ia64/ia64.h (INIT_EXPANDERS): Update.
12412 2008-04-07 James E. Wilson <wilson@tuliptree.org>
12414 * reload.c (push_secondary_reload): Add missing break to for loop.
12416 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12418 PR middle-end/PR28690
12419 * rtlanal.c: Update copyright years.
12420 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
12421 as REG_POINTER and MEM_POINTER operands.
12422 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
12423 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
12424 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
12425 * gcse.c: Update copyright years.
12426 (pre_delete): Call gen_reg_rtx_and_attrs.
12427 (hoist_code): Likewise.
12428 (build_store_vectors): Likewise.
12429 (delete_store): Likewise.
12430 * loop-invariant.c (move_invariant_reg): Likewise.
12431 Update copyright years.
12433 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
12435 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
12436 control string instead of quoted.
12438 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
12440 * doc/rtl.texi: Rewrite of subreg section.
12442 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
12445 * config/i386/i386.c (legitimize_pic_address): Add treating
12446 of dllimport SYM_REF's.
12447 (legitimize_dllimport_symbol): Add prototype.
12449 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12451 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
12452 reference in constructor with non self-referential type.
12454 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12456 Removal of Return with Depressed Stack Pointer support
12457 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
12458 (ECF_SP_DEPRESSED): Likewise.
12459 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
12460 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
12461 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12462 (expand_call): Do not test ECF_SP_DEPRESSED.
12463 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12464 * function.c (keep_stack_depressed): Delete.
12465 (handle_epilogue_set): Likewise.
12466 (update_epilogue_consts): Likewise.
12467 (emit_equiv_load): Likewise.
12468 (thread_prologue_and_epilogue_insns): Remove support for Return with
12469 Depressed Stack Pointer.
12470 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12472 2008-04-06 Richard Guenther <rguenther@suse.de>
12474 PR tree-optimization/35400
12475 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
12476 information from SSA_NAMEs.
12478 2008-04-06 Anatoly Sokolov <aesok@post.ru>
12480 * config/avr/avr.h (avr_mega_p): Remove declaration.
12481 (AVR_MEGA): Remove macro.
12482 * config/avr/avr.c (avr_mega_p): Remove variable.
12483 (avr_override_options): Remove inicializion of avr_mega_p.
12484 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
12485 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
12486 (avr_jump_mode): (Ditto.).
12487 (avr_output_progmem_section_asm_op): (Ditto.).
12488 (avr_asm_init_sections): (Ditto.).
12489 (avr_asm_init_sections): (Ditto.).
12490 (avr_rtx_costs): (Ditto.).
12491 * config/avr/avr.md: (Ditto.).
12492 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
12495 2008-04-06 Richard Guenther <rguenther@suse.de>
12497 PR tree-optimization/35842
12498 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
12499 is_gimple_invariant_address.
12501 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12503 * gcc.c (default_compilers): Sync Fortran extensions list with
12504 that in fortran/lang-specs.h.
12505 * doc/invoke.texi: Likewise.
12506 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
12507 * dwarf2out.c (gen_compile_unit_die): Likewise.
12509 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
12511 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
12513 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
12516 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
12517 attribute is used for nested functions.
12519 2008-04-05 Jan Hubicka <jh@suse.cz>
12521 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
12523 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
12525 (dump_files): Update.
12526 (enable_rtl_dump_file): Do not accept letter argument.
12527 * tree-pass.h (dump_file_info): Remove letter argument.
12528 * toplev.c (decode_d_option): Update -da handling.
12529 * toplev.h (enable_rtl_dump_file): Update prototype.
12530 * passes.c (register_one_dump_file): Do not accept IPA argument; work
12531 it out based on pass type.
12532 (register_dump_files_1): Likewise.
12533 (init_optimization_passes): Update register_one_dump_file calls.
12534 (execute_one_pass): Sanity check that IPA passes are called at IPA
12535 level and RTL passes at RTL level.
12536 (execute_pass_list): IPA pass can not be after or subpass of
12538 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
12539 disallov RTL subpasses of IPA subpasses.
12541 2008-04-05 Ben Elliston <bje@au.ibm.com>
12543 * tree-cfg.c (need_fake_edge_p): Return false for calls to
12544 builtins that return exactly once and do not throw. Cache call to
12547 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
12549 PR rtl-optimization/34916
12550 PR middle-end/35519
12551 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
12552 between instruction pairs.
12554 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
12556 * doc/invoke.texi: Document -mbitops for SH.
12557 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
12558 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
12559 * config/sh/sh.c (print_operand): Add %t operand code.
12560 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
12561 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
12562 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
12563 (extendqihi2): Likewise.
12564 (movqi_i): Likewise.
12565 (insv): Use bset, bclr and bst instructions for SH2A if possible.
12566 (extv): Use bld instruction for SH2A if possible.
12568 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
12569 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
12570 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
12571 (bset.b, bclr.b): Define peepholes.
12572 * config/sh/sh.opt (mbitops): New option.
12574 2008-04-04 Janis Johnson <janis187@us.ibm.com>
12577 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
12578 and view convert expression.
12580 2008-04-04 Jakub Jelinek <jakub@redhat.com>
12583 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12585 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
12587 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
12589 * config/i386/cpuid.h (bit_AES): New.
12590 (bit_PCLMUL): Likewise.
12592 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
12593 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
12594 SSE2 if AES or PCLMUL is enabled.
12595 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
12596 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
12597 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
12598 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
12599 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
12600 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
12601 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
12602 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
12603 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
12604 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
12605 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
12606 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
12607 __builtin_ia32_aeskeygenassist128 and
12608 __builtin_ia32_pclmulqdq128.
12609 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
12610 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
12611 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
12613 * config/i386/i386.h (TARGET_AES): New.
12614 (TARGET_PCLMUL): Likewise.
12615 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
12617 * config/i386/i386.md (UNSPEC_AESENC): New.
12618 (UNSPEC_AESENCLAST): Likewise.
12619 (UNSPEC_AESDEC): Likewise.
12620 (UNSPEC_AESDECLAST): Likewise.
12621 (UNSPEC_AESIMC): Likewise.
12622 (UNSPEC_AESKEYGENASSIST): Likewise.
12623 (UNSPEC_PCLMUL): Likewise.
12625 * config/i386/i386.opt (maes): New.
12626 (mpclmul): Likewise.
12628 * config/i386/sse.md (aesenc): New pattern.
12629 (aesenclast): Likewise.
12630 (aesdec): Likewise.
12631 (aesdeclast): Likewise.
12632 (aesimc): Likewise.
12633 (aeskeygenassist): Likewise.
12634 (pclmulqdq): Likewise.
12636 * config/i386/wmmintrin.h: New.
12638 * doc/extend.texi: Document AES and PCLMUL built-in function.
12640 * doc/invoke.texi: Document -maes and -mpclmul.
12642 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
12644 * function.c (free_after_parsing): Replace with
12645 cxx_push_function_context from C++ front-end.
12646 (allocate_struct_function): Don't call langhook.
12647 * langhooks.h (struct lang_hooks_for_functions): Delete.
12648 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
12650 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
12651 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
12652 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
12653 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
12654 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
12655 remove LANG_HOOKS_FUNCTION_INITIALIZER.
12656 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
12658 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
12659 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
12661 2008-04-04 Jakub Jelinek <jakub@redhat.com>
12664 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
12667 2008-04-04 Richard Guenther <rguenther@suse.de>
12669 PR middle-end/35823
12670 * fold-const.c (optimize_minmax_comparison): Use the correct
12671 type for the constant in the simplified comparison.
12673 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
12675 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
12676 Pass L2 size as "--param l2-cache-size" to the compiler.
12677 (decode_l2_cache): New function to decode L2 cache parameters using
12678 0x8000006 extended cpuid function.
12679 (detect_caches_amd): Determine parameters of L2 cache using
12680 decode_l2_caches function.
12681 (decode_caches_intel): Decode L2 cache parameters.
12682 (detect_caches_intel): Determine L2 cache parameters using
12683 decode_caches_intel and decode_l2_caches functions.
12685 2008-04-03 Bob Wilson <bob.wilson@acm.org>
12687 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
12688 secondary input reload for subword loads from the constant pool.
12690 2008-04-03 Janis Johnson <janis187@us.ibm.com>
12693 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
12694 constants of the appropriate size for runtime calculations.
12697 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
12698 decimal-float literal constant zero.
12700 2008-04-03 Jakub Jelinek <jakub@redhat.com>
12703 * c-parser.c (c_parser_omp_atomic): Call
12704 default_function_array_conversion on the RHS.
12706 PR middle-end/35818
12707 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
12708 call is_variable_sized if decl has incomplete type.
12710 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
12712 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
12714 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
12716 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
12718 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
12719 (sgt<u>): Merge sgt and sgtu into new expander.
12720 (sgt, sgtu): Remove expanders.
12721 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
12722 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
12723 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
12724 *sgtu_<mode>_mips16 into new pattern.
12725 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
12726 (sge<u>): Merge sge and sgeu into new expander.
12727 (sge, sgeu): Remove expanders.
12728 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
12730 (*sge_<mode>, second *sge_<mode>): Remove patterns.
12731 (slt<u>): Merge slt and sltu into new expander.
12732 (slt, sltu): Remove expanders.
12733 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
12734 (*slt_<mode>, *sltu_<mode>): Remove patterns.
12735 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
12736 *sltu_<mode>_mips16 into new pattern.
12737 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
12738 (sle<u>): Merge sle and sleu into new expander.
12739 (sle, sleu): Remove expanders.
12740 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
12741 (*sle_<mode>, *sleu_<mode>): Remove patterns.
12742 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
12743 *sleu_<mode>_mips16 into new pattern.
12744 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
12746 2008-04-03 Jan Hubicka <jh@suse.cz>
12748 PR tree-optimization/35795
12749 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
12750 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12751 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
12752 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12753 * score/score3.c (score3_output_mi_thunk): Likewise.
12754 * score/score7.c (score7_output_mi_thunk): Likewise.
12755 * mips/mips.c (mips_output_mi_thunk): Likewise.
12757 2008-04-03 Richard Guenther <rguenther@suse.de>
12759 * tree-vrp.c (extract_range_from_unary_expr): Handle all
12760 conversions. Simplify code.
12762 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
12764 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
12766 2008-04-03 Tom Tromey <tromey@redhat.com>
12767 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12769 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
12770 * config/bfin/t-bfin-linux (generated_files): Add
12771 linux-sysroot-suffix.h.
12772 * doc/install.texi (Prerequisites): Require make 3.80.
12773 * doc/sourcebuild.texi (Front End Directory): Document new
12775 * Makefile.in (generated_files): New variable.
12776 (ALL_HOST_OBJS): New variable.
12777 ($(ALL_HOST_OBJS)): New target.
12779 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
12781 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
12782 (remap_block): Call id->transform_lang_insert_block instead
12784 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
12785 Set id.transform_lang_insert_block to NULL.
12786 (clone_body): Move to cp/optimize.c
12787 * tree-inline.h (struct copy_body_data): Change
12788 transform_lang_insert_block to function pointer.
12789 (copy_generic_body, copy_decl_no_change): Export.
12790 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
12791 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
12792 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
12794 * c-tree.h (insert_block): Kill.
12795 * c-decl.c (insert_block): Kill.
12797 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
12799 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
12800 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
12801 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
12803 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
12804 argument, call {push,pop}_function_context from here.
12805 * c-parser.c: Use c_{push,pop}_function_context.
12807 * function.c (push_function_context_to): Move meat ...
12808 (push_function_context): ... here. Simplify.
12809 * function.c (pop_function_context_from): Move meat ...
12810 (pop_function_context): ... here. Simplify.
12811 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
12813 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
12814 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
12815 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
12816 * tree.h (push_function_context_to, pop_function_context_from): Remove.
12818 2008-04-03 Ben Elliston <bje@au.ibm.com>
12820 * expmed.c (extract_force_align_mem_bit_field): Remove.
12822 2008-04-03 Richard Guenther <rguenther@suse.de>
12824 PR middle-end/35800
12825 * expr.h (try_casesi): Adjust prototype.
12826 * expr.c (try_casesi): Take fallback label as extra parameter.
12827 Use that for gen_casesi if default_label is NULL.
12828 * stmt.c (expand_case): Pass fallback label to try_casesi,
12829 make sure to fill gaps with a fallback label if default_label
12832 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
12835 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
12837 2008-04-03 Ben Elliston <bje@au.ibm.com>
12839 * expmed.c (extract_split_bit_field): Remove if (0) code.
12840 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
12841 (do_ds_constraint): Likewise.
12843 2008-04-02 Joseph Myers <joseph@codesourcery.com>
12845 * doc/cppopts.texi (-dU): Document.
12846 * c-common.h (flag_dump_macros): Update comment.
12847 * c-opts.c (handle_OPT_d): Handle -dU.
12848 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
12849 dump_queued_macros, cb_used_define, cb_used_undef): New.
12850 (init_pp_output): Handle -dU.
12851 (cb_line_change): Call dump_queued_macros.
12852 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
12854 2008-04-02 Anatoly Sokolov <aesok@post.ru>
12856 * config/avr/predicates.md (io_address_operand): New predicate.
12857 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
12858 * config/avr/avr.c (avr_io_address_p): Remove function.
12859 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
12860 'avr_io_address_p' function.
12861 (out_movhi_r_mr): (Ditto.).
12862 (out_movqi_mr_r): (Ditto.).
12863 (out_movhi_mr_r): (Ditto.).
12864 (avr_address_cost): (Ditto.).
12866 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
12868 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
12869 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
12870 in 32bit mode when XMM registers are available to avoid store
12872 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
12873 corresponding post-reload splitters.
12875 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
12877 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
12878 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
12879 __builtin_ia32_roundss.
12880 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
12881 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
12882 __builtin_ia32_roundss.
12883 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
12884 IX86_BUILTIN_SHUFPD here.
12886 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
12888 * config/i386/i386.md (plogic): New.
12889 (plogicprefix): Likewise.
12891 * config/i386/mmx.md (mmx_<code><mode>3): New.
12892 (mmx_and<mode>3): Removed.
12893 (mmx_ior<mode>3): Likewise.
12894 (mmx_xor<mode>3): Likewise.
12896 * config/i386/sse.md (<code><mode>3): New.
12897 (*<code><mode>3): Likewise.
12898 (*<code><mode>3): Likewise.
12899 (<code><mode>3): Likewise.
12900 (*sse_<code><mode>3): Likewise.
12901 (*sse2_<code><mode>3): Likewise.
12902 (<code>tf3): Likewise.
12903 (*<code>tf3): Likewise.
12904 (and<mode>3): Likewise.
12905 (*and<mode>3): Likewise.
12906 (ior<mode>3): Removed.
12907 (*ior<mode>3): Likewise.
12908 (xor<mode>3): Likewise.
12909 (*xor<mode>3): Likewise.
12910 (*and<mode>3): Likewise.
12911 (*ior<mode>3): Likewise.
12912 (*xor<mode>3): Likewise.
12913 (and<mode>3): Likewise.
12914 (*sse_and<mode>3): Likewise.
12915 (*sse2_and<mode>3): Likewise.
12916 (andtf3): Likewise.
12917 (*andtf3): Likewise.
12918 (ior<mode>3): Likewise.
12919 (*sse_ior<mode>3): Likewise.
12920 (*sse2_ior<mode>3): Likewise.
12921 (iortf3): Likewise.
12922 (*iortf3): Likewise.
12923 (xor<mode>3): Likewise.
12924 (*sse_xor<mode>3): Likewise.
12925 (*sse2_xor<mode>3): Likewise.
12926 (xortf3): Likewise.
12927 (*xortf3): Likewise.
12929 2008-04-02 Richard Guenther <rguenther@suse.de>
12931 PR tree-optimization/14495
12932 PR tree-optimization/34793
12933 * tree-vrp.c (struct switch_update): New structure.
12934 (to_remove_edges, to_update_switch_stmts): New VECs.
12935 (simplify_switch_using_ranges): New function. Remove not taken
12936 case labels and edges.
12937 (simplify_stmt_using_ranges): Call it.
12938 (identify_jump_threads): Mark edges we have queued for removal
12939 so we don't thread them.
12940 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
12942 * tree-cfg.c (group_case_labels): Deal with missing default label.
12943 (tree_verify_flow_info): Allow missing default label.
12944 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
12945 (emit_case_nodes): Likewise.
12946 (expand_case): Do not rely on the default label to be present.
12947 * expr.c (try_casesi): Deal with NULL default_label.
12948 (do_tablejump): Likewise.
12950 2008-04-02 Richard Guenther <rguenther@suse.de>
12952 PR tree-optimization/14495
12953 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
12954 SWITCH_EXPR here ...
12955 (vrp_visit_switch_stmt): ... but here (new function).
12956 (find_case_label_index): New helper function.
12957 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
12959 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12961 * fwprop.c: Fix ISO-C99ism.
12963 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12966 * Makefile.in (objdir): Set it here.
12967 * configure.ac: Not here. Find dynamic linker characteristics.
12968 * exec-tool.in: Use them.
12969 * aclocal.m4: Regenerate.
12970 * configure: Regenerate.
12972 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12974 * expr.c (expand_var): Delete it.
12975 * expr.h (expand_var): Delete prototype.
12976 * function.c (expand_function_start): Use expand_decl instead.
12977 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
12980 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
12982 PR rtl-optimization/35542
12983 * fwprop.c (forward_propagate_and_simplify): Replace
12984 loc_reg_mentioned_in_p with reg_mentioned_p.
12986 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12988 PR rtl-optimization/35281
12989 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
12990 (propagate_rtx_1): Handle PR_HANDLE_MEM.
12991 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
12992 (varying_mem_p): Move above propagate_rtx.
12993 (all_uses_available_at): Do not check MEMs.
12995 2008-04-02 Rafael Espindola <espindola@google.com>
12997 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
12998 (register_edge_assert_for_2): Split the cond argument.
12999 (register_edge_assert_for_1): Adjust for the change in
13000 register_edge_assert_for_2.
13001 (register_edge_assert_for): Split the cond argument.
13002 (find_switch_asserts): Adjust for the change in
13003 register_edge_assert_for.
13005 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
13007 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
13008 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
13009 offsets for 64-bit mingw.
13010 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
13011 abi for x86_64-pc-mingw.
13013 2008-04-02 Richard Guenther <rguenther@suse.de>
13015 * tree-vrp.c (extract_range_from_assert): Make sure to not
13016 produce range min/max with TREE_OVERFOW set.
13017 If merging a anti-range and a range keep the anti-range if
13018 the range covers all values of the type.
13019 (register_edge_assert_for_2): Only allow sign-changing
13020 conversions in detecting canonical range checks. Also
13021 register an assert for the unsigned name if useful.
13023 PR tree-optimization/35787
13024 * tree-vrp.c (vrp_val_max): New function.
13025 (vrp_val_min): Likewise.
13026 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
13027 (vrp_val_is_min): Likewise.
13028 (supports_overflow_infinity): Use vrp_val_{min,max}.
13029 (negative_overflow_infinity): Likewise.
13030 (positive_overflow_infinity): Likewise.
13031 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
13032 (is_positive_overflow_infinity): Likewise.
13033 (is_overflow_infinity): Likewise.
13034 (avoid_overflow_infinity): Use vrp_val_{min,max} and
13035 vrp_val_is_{min,max}.
13036 (set_and_canonicalize_value_range): Canonicalize anti-ranges
13037 to ranges if possible. Avoid empty ranges.
13039 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13041 PR middle-end/35705
13042 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
13043 the expression is a function address.
13045 2008-04-01 George Helffrich <george@gcc.gnu.org>
13047 PR fortran/35154, fortran/23057
13048 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
13049 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
13050 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
13051 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
13053 (dbxout_syms): Check for COMMON-based symbol and wrap in
13054 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
13055 in bracket for efficiency.
13057 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
13058 using DW_TAG_common_block + member offset.
13059 (add_pubname_string): New function.
13060 (dw_expand_expr): New function to find block name and offset for
13062 (common_check): New function to check whether symbol in Fortran COMMON.
13063 (gen_variable_die): If COMMON, use DW_TAG_common_block.
13065 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
13068 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
13070 2008-04-02 Ben Elliston <bje@au.ibm.com>
13072 * config/v850/v850.md (casesi): Remove if (0) code.
13073 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
13074 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
13076 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
13078 * config/i386/i386.md (rex64suffix): New mode attribute.
13079 (floathi<mode>2): Disable expander for SSE math.
13080 (*floathi<mode>2_1): New insn insn_and_split pattern.
13081 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
13082 corresponding post-reload splitters.
13083 (*floathi<mode>2_i387): New macroized insn pattern.
13084 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
13085 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
13086 insn_and_split pattern.
13087 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
13088 New macroized instruction patterns and corresponding post-reload
13090 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
13091 and corresponding post-reload splitters.
13092 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
13093 New macroized instruction patterns.
13094 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
13095 macroized instruction patterns and corresponding post-reload splitters.
13096 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
13097 corresponding post-reload splitters.
13098 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
13099 New macroized instruction patterns.
13100 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
13101 corresponding post-reload splitters.
13102 (*floatsi<mode>2_i387): New macroized instruction patterns.
13104 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
13106 * config/i386/i386.md (smaxmin): New.
13107 (umaxmin): Likewise.
13108 (maxminiprefix): Likewise.
13109 (maxminfprefix): Likewise.
13110 (<code><mode>3): Likewise.
13111 (smin<mode>3): Removed.
13112 (smax<mode>3): Likewise.
13114 * config/i386/mmx.md (mmx_<code>v2sf3): New.
13115 (mmx_<code>v4hi3): Likewise.
13116 (mmx_<code>v8qi3): Likewise.
13117 (mmx_smaxv2sf3): Removed.
13118 (mmx_sminv2sf3): Likewise.
13119 (mmx_umaxv8qi3): Likewise.
13120 (mmx_smaxv4hi3): Likewise.
13121 (mmx_uminv8qi3): Likewise.
13122 (mmx_sminv4hi3): Likewise.
13124 * config/i386/sse.md (<addsub><mode>3): New.
13125 (*<addsub><mode>3): Likewise.
13126 (<sse>_vm<addsub><mode>3): Likewise.
13127 (<maxmin><mode>3): Likewise.
13128 (*<maxmin><mode>3_finite): Likewise.
13129 (*<maxmin><mode>3): Likewise.
13130 (<sse>_vm<maxmin><mode>3): Likewise.
13131 (sse3_h<addsub>v4sf3): Likewise.
13132 (sse3_h<addsub>v2df3): Likewise.
13133 (<maxmin>v16qi3): Likewise.
13134 (*<maxmin>v16qi3): Likewise.
13135 (<maxmin>v8hi3): Likewise.
13136 (*<maxmin>v8hi3): Likewise.
13137 (*sse4_1_<maxmin><mode>3): Likewise.
13138 (*sse4_1_<maxmin><mode>3): Likewise.
13139 (add<mode>3): Removed.
13140 (*add<mode>3): Likewise.
13141 (<sse>_vmadd<mode>3): Likewise.
13142 (sub<mode>3): Likewise.
13143 (*sub<mode>3): Likewise.
13144 (<sse>_vmsub<mode>3): Likewise.
13145 (smin<mode>3): Likewise.
13146 (*smin<mode>3_finite): Likewise.
13147 (*smin<mode>3): Likewise.
13148 (<sse>_vmsmin<mode>3): Likewise.
13149 (smax<mode>3): Likewise.
13150 (*smax<mode>3_finite): Likewise.
13151 (*smax<mode>3): Likewise.
13152 (<sse>_vmsmax<mode>3): Likewise.
13153 (sse3_haddv4sf3): Likewise.
13154 (sse3_haddv2df3): Likewise.
13155 (sse3_hsubv4sf3): Likewise.
13156 (sse3_hsubv2df3): Likewise.
13157 (umaxv16qi3): Likewise.
13158 (*umaxv16qi3): Likewise.
13159 (smaxv8hi3): Likewise.
13160 (*smaxv8hi3): Likewise.
13161 (*sse4_1_smax<mode>3): Likewise.
13162 (*sse4_1_umax<mode>3): Likewise.
13163 (uminv16qi3): Likewise.
13164 (*uminv16qi3): Likewise.
13165 (sminv8hi3): Likewise.
13166 (*sminv8hi3): Likewise.
13167 (*sse4_1_smin<mode>3): Likewise.
13168 (*sse4_1_umin<mode>3): Likewise.
13170 2008-04-01 Rafael Espindola <espindola@google.com>
13172 * tree-cfg.c (verify_expr): remove in_phi.
13173 (verify_stmt): Don't call walk_tree with verify_expr. Use
13174 is_gimple_min_invariant instead of is_gimple_val.
13176 2008-04-01 Joseph Myers <joseph@codesourcery.com>
13178 * doc/include/gpl_v3.texi: Update for manpage generation.
13179 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
13181 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
13182 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
13183 gpl_v3.texi instead of gpl.texi.
13186 2008-04-01 Jakub Jelinek <jakub@redhat.com>
13189 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
13191 2008-04-01 Rafael Espindola <espindola@google.com>
13193 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
13194 (extract_code_and_val_from_cond): Use
13195 extract_code_and_val_from_cond_with_ops.
13197 2008-04-01 Jan Hubicka <jh@suse.cz>
13199 * function.c (free_after_compilation): Free epilogue_delay_list.
13200 (prepare_function_start): Assert that previous compilation was freed.
13202 2008-04-01 Jan Hubicka <jh@suse.cz>
13203 Jim Wilson <wilson@tuliptree.org>
13204 Andreas Tobler <andreast@gcc.gnu.org>
13206 PR middle-end/35781
13207 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
13208 rtl.emit instead cfun->emit.
13209 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
13210 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
13212 2008-04-01 Ben Elliston <bje@au.ibm.com>
13214 * doc/c-tree.texi (Function Basics): Fix grammatical error.
13216 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
13218 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
13220 (fprofile-use): Add var flag_profile_use
13221 * coverage.c (coverage_begin_output): Do not open a gcno file for
13222 output only if -ftest-coverage is set.
13223 Do not add getpwd() to gcda file path.
13224 (build_gcov_info): Check the new flag
13225 flag_profile_datafile_relative_path.
13226 (coverage_init): Use profile_data_prefix.
13227 Read profile counter only if flag_profile_use is set.
13228 * opts.c (common_handle_option): New option fprofile-use=,
13229 fprofile-dir=, fprofile-generate=.
13230 * toplev.c (profile_data_prefix): New variable definition.
13231 * toplev.h (profile_data_prefix): New declaration.
13232 * doc/invoke.tex (Option Summary, Optimization Options):
13235 2008-03-31 James E. Wilson <wilson@tuliptree.org>
13237 * varasm.c (output_constant_pool_1): In LABEL_REF check,
13238 use tmp consistently.
13241 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
13242 * config/ia64/ia64.c (rtx_needs_barrier): Handle
13243 UNSPEC_FR_RECIP_APPROX_RES.
13244 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
13246 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
13249 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
13251 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13253 PR middle-end/30186
13254 * fold-const.c (fold_indirect_ref_1): Support accessing non first
13255 element of the vector via a pointer.
13257 2008-03-31 Ian Lance Taylor <iant@google.com>
13259 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
13261 2008-03-31 Jan Hubicka <jh@suse.cz>
13263 * builtins.c (expand_builtin_setjmp_receiver): Update call of
13264 get_arg_pointer_save_area.
13265 * expr.c (init_expr): Just clear out rtl.expr.
13266 * function.c (free_after_compilation): Clear out whole RTL structure.
13267 (get_func_frame_size): Merge into ...
13268 (get_frame_size): ... this one.
13269 (assign_stack_local_1): Merge into ...
13270 (assign_stack_local): ... this one.
13271 (expand_function_end): Update call of get_arg_pointer_save_area.
13272 (get_art_pointer_save_area): Remove cfun argument.
13273 * function.h (emit_status): regno_pointer_align does not need length
13274 attribute. Move x_regno_reg_rtx to ...
13275 (regno_reg_rtx): ... new global array.
13276 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
13277 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
13278 apply_args_value, forced_labels, stack_pointer_delta):
13280 (struct varasm_status): Move here from varasm.c
13281 (struct rtl_data): New. Move here some fields from struct function.
13282 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
13283 frame_offset, stack_check_probe_note, arg_pointer_save_area,
13284 used_temp_slots avail_temp_slots, temp_slot_level,
13285 nonlocal_goto_handler_labels): Update accesstors.
13286 (rtl): New global variable.
13287 (struct function): Move some fileds to rtl_data.
13288 (get_arg_pointer_save_area): Update prototype.
13289 * emit-rtl.c (rtl): Declare.
13290 (regno_reg_rtx): Declare.
13291 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
13293 (gen_reg_rtx): Update.
13294 (init_virtual_regs): Do not tate emit_status argument.
13295 (init_emit): Do not allocate emit.
13296 * varasm.c (varasm_statuc): Move to function.h.
13297 (n_deferred_constatns): Update accestor.
13298 (init_varasm_status): Do not allocate varasm_status.
13299 (force_const_mem, get_pool_size, output_constant_pool): Update.
13300 * stmt.c (force_label_rtx): Do not use x_ prefixes.
13301 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
13303 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
13305 PR rtl-optimization/35729
13306 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
13309 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
13312 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
13313 load/store if memory is unaligned.
13314 (*movti_rex64): Likewise.
13316 * config/i386/predicates.md (misaligned_operand): New.
13318 2008-03-31 Andrew Pinski <pinskia@gmail.com>
13321 * tree-ssa-phiopt.c (conditional_replacement): Return early for
13324 2008-03-31 Jan Beulich <jbeulich@novell.com>
13326 * config/ia64/constraints.md: Add 'j' constraint.
13327 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
13328 (movdi_internal): Likewise.
13330 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
13333 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
13335 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
13338 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
13339 proper error message for the third argument on blendpd and
13342 * config/i386/sse.md (blendbits): New.
13343 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
13345 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
13347 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
13349 2008-03-30 Richard Guenther <rguenther@suse.de>
13351 PR middle-end/31023
13352 * fold-const.c (fold_sign_changed_comparison): Do leave
13353 conversions to base-types alone.
13355 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
13357 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
13358 the link register if one altivec register is be saved.
13360 2008-03-30 Ben Elliston <bje@au.ibm.com>
13362 * final.c (final_scan_insn): Remove if (0) code.
13364 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
13366 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
13368 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
13370 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
13371 of V4SFmode to ix86_binary_operator_ok.
13373 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
13375 * config/i386/i386.c (override_options): Initialize
13376 ix86_veclib_handler to ix86_veclibabi_svml when
13377 -mveclibabi=svml is used.
13378 (ix86_veclibabi_svml): New function for SVML ABI style
13379 vectorization support.
13380 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
13382 2008-03-28 Rafael Espindola <espindola@google.com>
13384 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
13385 (tree_binary_nonnegative_warnv_p): Make it public.
13386 (tree_single_nonnegative_warnv_p): Make it public.
13387 (tree_invalid_nonnegative_warnv_p): Make it public.
13388 (tree_unary_nonzero_warnv_p): Make it public.
13389 (tree_binary_nonzero_warnv_p): Make it public
13390 (tree_single_nonzero_warnv_p): Make it public.
13391 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
13392 (extract_range_from_binary_expr): Split the expr argument.
13393 (extract_range_from_unary_expr): Split the expr argument.
13394 (extract_range_from_comparison): Split the expr argument.
13395 (extract_range_from_expr): Use the new aux functions.
13396 (vrp_evaluate_conditional_warnv): Use
13397 vrp_evaluate_conditional_warnv_with_ops.
13398 * tree.h (tree_unary_nonzero_warnv_p): Declare.
13399 (tree_binary_nonzero_warnv_p): Declare.
13400 (tree_single_nonzero_warnv_p): Declare.
13401 (tree_expr_nonzero_warnv_p): Declare.
13402 (tree_unary_nonnegative_warnv_p): Declare.
13403 (tree_binary_nonnegative_warnv_p): Declare.
13404 (tree_single_nonnegative_warnv_p): Declare.
13405 (tree_invalid_nonnegative_warnv_p): Declare.
13407 2008-03-28 Richard Guenther <rguenther@suse.de>
13409 PR tree-optimization/30317
13410 PR tree-optimization/30911
13411 PR tree-optimization/34793
13412 * tree-vrp.c (set_and_canonicalize_value_range): New function.
13413 (struct assert_locus_d): New member EXPR.
13414 (register_new_assert_for): Add EXPR parameter to support
13415 ASSERT_EXPR <name, expr OP limit>.
13416 (register_edge_assert_for_1): Adjust callers.
13417 (find_assert_locations): Likewise.
13418 (process_assert_insertions_for): Build condition from expression.
13419 (extract_range_from_assert): Handle ASSERT_EXPRs
13420 of the form ASSERT_EXPR <name, expr OP limit>.
13421 (register_edge_assert_for_2): New helper registering
13422 asserts for comparisons. Recognize range tests of the form
13423 (unsigned)i - CST1 OP CST2.
13424 (register_edge_assert_for_1): Use it.
13425 (register_edge_assert_for): Likewise.
13426 (needs_overflow_infinity): Integer sub-types
13427 do not need overflow infinities.
13428 (vrp_val_is_max): The extreme values of integer sub-types
13429 are those of the base type.
13430 (vrp_val_is_min): Likewise.
13431 * tree.def (ASSERT_EXPR): Document extra allowed conditional
13434 2008-03-28 Nick Clifton <nickc@redhat.com>
13437 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
13438 Return GENERAL_REGS for stack adjustment reloads.
13440 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13443 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
13444 const_vector when all the vectors are constant.
13446 2008-03-27 Bob Wilson <bob.wilson@acm.org>
13448 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
13450 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
13451 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
13453 (s<code>_sf): Use new scc_sf attribute for opcode names.
13455 2008-03-27 Tom Tromey <tromey@redhat.com>
13457 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
13458 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
13459 config/spu/t-spu-elf, config/i386/t-interix,
13460 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
13461 config/i386/x-darwin, config/i386/x-mingw32,
13462 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
13463 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
13464 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
13465 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
13466 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
13467 config/rs6000/x-darwin, config/rs6000/t-rs6000,
13468 config/score/t-score-elf, config/arm/t-strongarm-pe,
13469 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
13470 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
13471 Revert automatic dependency patch.
13473 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
13476 * config/i386/i386.c (ix86_function_arg_boundary): Align
13477 decimal floating point to its natural boundary.
13479 2008-03-27 Richard Guenther <rguenther@suse.de>
13481 PR middle-end/35716
13482 * fold-const.c (fold_comparison): Restrict distinct decl
13483 comparison folding to VAR_DECLs and PARM_DECLs. Do not
13484 solely rely on operand_equal_p.
13486 2008-03-27 Richard Guenther <rguenther@suse.de>
13489 * c-common.c (handle_weak_attribute): Reject combination of
13492 2008-03-27 Richard Guenther <rguenther@suse.de>
13494 PR tree-optimization/32810
13495 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
13496 conversions from DECL_INITIAL.
13497 (fold_const_aggregate_ref): Likewise from constructor elements.
13499 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
13501 * tree-affine.h (aff_combination_expand): Declare.
13502 (get_inner_reference_aff): Likewise.
13503 * tree-affine.c (aff_combination_expand): Split out from
13504 tree_to_aff_combination_expand.
13505 (get_inner_reference_aff): New function.
13506 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
13507 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
13508 (struct lim_aux_data): sm_done field removed.
13509 (mem_ref_loc_p, mem_ref_locs_p): New types.
13510 (struct mem_ref): Added id, stored, accesses_in_loop,
13511 indep_loop, dep_loop, indep_ref, dep_ref fields.
13512 Removed is_stored, locs and next fields.
13513 (memory_accesses): New variable.
13514 (movement_possibility): Do not allow moving statements
13515 that store to memory.
13516 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
13518 (determine_max_movement): For statements with memory references,
13519 find the outermost loop in that the reference is independent.
13520 (move_computations_stmt): Mark the virtual operands for renaming.
13521 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
13522 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
13523 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
13524 add_vop_ref_mapping, create_vop_ref_mapping_loop,
13525 create_vop_ref_mapping, analyze_memory_references,
13526 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
13527 get_all_locs_in_loop, ref_always_accessed_p,
13528 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
13529 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
13530 store_motion_loop, store_motion): New functions.
13531 (struct vop_to_refs_elt): New type.
13532 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
13533 memref_hash, memref_eq, hoist_memory_references): Rewritten.
13534 (schedule_sm): Replaced by...
13535 (execute_sm): ... this.
13536 (determine_lsm_ref, hoist_memory_references,
13537 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
13538 find_more_ref_vops, free_mem_ref, free_mem_refs,
13539 determine_lsm_loop, determine_lsm): Removed.
13540 (tree_ssa_lim_finalize): Free data structures used by store motion.
13541 (tree_ssa_lim): Call analyze_memory_references. Use
13542 store_motion instead of determine_lsm.
13544 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
13546 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
13547 rename tmake_file to m68hc11/t-m68hc11.
13548 (mcore): Set inhibit_libc to true.
13549 * config.host (alpha*-dec-*vms*): Set extra_programs.
13550 (interix3*): Don't use host_xmake_file.
13551 * configure.ac: Let config.gcc override inhibit_libc.
13552 * configure: Regenerate.
13554 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
13555 * config/t-openbsd-thread: Remove commented out lines.
13557 * config/x-interix: Remove.
13559 * config/m68hc11/t-m68hc11-gas: Rename to...
13560 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
13562 * config/mcore/t-mcore: Remove T_CFLAGS.
13563 * config/mcore/t-mcore-pe: Likewise.
13565 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
13567 * configure.ac: Replace custom __GNU_SOURCE test with
13568 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
13569 * aclocal.m4: Regenerate.
13570 * configure: Regenerate.
13571 * config.in: Regenerate.
13573 2008-03-27 Richard Guenther <rguenther@suse.de>
13575 * fold-const.c (target.h): Include.
13576 (fold_comparison): Fold comparison of addresses of decls
13577 that bind locally or of constants. Consolidate address folding code.
13578 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
13579 results from fold_binary_to_constant.
13580 (compare_values_warnv): Likewise.
13582 2008-03-27 Andrew Pinski <pinskia@gmail.com>
13584 PR middle-end/35429
13585 * fold-const.c (fold_truthop): Check for integeral types when folding
13586 a == 0 && b == 0 and a != 0 || b != 0 .
13588 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
13590 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
13592 2008-03-26 Andreas Schwab <schwab@suse.de>
13594 * doc/invoke.texi: Fix use of @item vs. @itemx.
13596 2008-03-26 Tom Tromey <tromey@redhat.com>
13598 * Makefile.in (build/gensupport.o, build/print-rtl.o,
13599 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
13600 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
13601 build/gencodes.o, build/genconditions.o, build/genconfig.o,
13602 build/genconstants.o, build/genemit.o, build/genextract.o,
13603 build/genflags.o, build/genmddeps.o, build/genopinit.o,
13604 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
13607 2008-03-26 Richard Guenther <rguenther@suse.de>
13610 2008-03-26 Richard Guenther <rguenther@suse.de>
13612 * fold-const.c (target.h): Include.
13613 (fold_comparison): Fold comparison of addresses of two decls
13614 that bind locally. Consolidate address folding code.
13616 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13618 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
13619 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
13620 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
13621 dconstsqrt2, dconstthird, dconste and/or dconst10.
13622 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
13623 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
13624 dconstsqrt2, dconste): Delete.
13625 (init_emit_once): Likewise. Simplify initializing dconstm1.
13627 * real.c (get_real_const): New.
13628 * real.h (dconst3, dconst10, dconstm2, dconstthird,
13629 dconstsqrt2, dconste): Delete.
13630 (real_value_const, get_real_const): New.
13632 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
13634 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
13636 * config/i386/i386.c (ix86_function_arg_boundary): Check
13637 BIGGEST_ALIGNMENT instead of 128.
13638 (setup_incoming_varargs_64): Likewise.
13640 2008-03-26 Tom Tromey <tromey@redhat.com>
13642 * Makefile.in (DEPFILES): Add missing '/'.
13644 2008-03-26 Richard Guenther <rguenther@suse.de>
13646 * fold-const.c (target.h): Include.
13647 (fold_comparison): Fold comparison of addresses of two decls
13648 that bind locally. Consolidate address folding code.
13650 2008-03-26 Nick Clifton <nickc@redhat.com>
13653 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
13654 not allow INT+INT as a legitimate addressing mode.
13656 2008-03-26 Richard Guenther <rguenther@suse.de>
13658 * tree-flow.h (widen_bitfield): Remove declaration.
13659 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
13660 (widen_bitfield): Remove function.
13661 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
13664 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13667 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
13670 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
13672 PR rtl-optimization/35232
13673 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
13674 (forget_old_reloads_1, forget_marked_reloads): Don't clear
13675 reg_reloaded_call_part_clobbered here.
13676 (reload_regs_reach_end_p): New function.
13677 (reload_reg_rtx_for_input): New variable.
13678 (reload_reg_rtx_for_output): Likewise.
13679 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
13680 when reassigning a pseudo register. Load reloadreg from
13681 reload_reg_rtx_for_input, moving the mode and register
13683 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
13684 instead of the original when deciding whether an input reload
13685 would be a no-op or whether an output reload can be deleted.
13686 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
13687 when setting up new_spill_reg_store. Load it from
13688 reload_reg_rtx_for_output, moving the mode and register
13690 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
13691 instead of the original when deciding whether an output reload
13692 would be a no-op. Do the same when modifying insn notes.
13693 Use rtx_equal_p instead of == to compare the registers.
13694 (inherit_piecemeal_p): Take a mode and two register numbers
13696 (emit_reload_insns): Clear new_spill_reg_store for every hard
13697 register in the reload register. Remove spill registers
13698 from reg_reloaded_valid before considering whether to record
13699 inheritance information for them. Use reload_reg_rtx_for_output
13700 instead of reg_rtx when recording output reloads. Use
13701 reload_reg_rtx_for_input instead of reg_rtx when recording
13702 input reloads. Set or clear reg_reloaded_call_part_clobbered
13703 at the same time as setting reg_reloaded_valid.
13704 (delete_output_reload): Add a new_reload_reg parameter and use it
13705 instead of rld[j].reg_rtx.
13706 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
13709 2008-03-25 Tom Tromey <tromey@redhat.com>
13711 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
13712 (build/genattr.o): Likewise.
13713 (build/genattrtab.o): Likewise.
13714 (build/gencodes.o): Likewise.
13715 (build/genconfig.o): Likewise.
13716 (build/genconstants.o): Likewise.
13717 (build/genemit.o): Likewise.
13718 (build/genextract.o): Likewise.
13719 (build/genflags.o): Likewise.
13721 2008-03-25 Bob Wilson <bob.wilson@acm.org>
13723 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
13724 instead of size_int for integer types.
13725 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
13726 to match type of MINUS_EXPR.
13728 2008-03-25 Tom Tromey <tromey@redhat.com>
13730 * configure: Rebuilt.
13731 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
13734 2008-03-25 Tom Tromey <tromey@redhat.com>
13736 * config/x-solaris (host-solaris.o): Update.
13737 * config/x-linux (host-linux.o): Update.
13738 * config/x-hpux (host-hpux.o): Update.
13739 * config/x-darwin (host-darwin.o): Update.
13740 * config/v850/t-v850e (v850-c.o): Update.
13741 * config/v850/t-v850 (v850-c.o): Update.
13742 * config/t-vxworks (vxworks.o): Update.
13743 * config/t-sol2 (sol2-c.o, sol2.o): Update.
13744 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
13745 * config/spu/t-spu-elf (spu-c.o): Update.
13747 * config/sh/t-symbian (sh-c.o): Update.
13748 (symbian.o): Update.
13749 * config/sh/t-sh (sh-c.o): Update.
13750 * config/score/t-score-elf (score7.o, score3.o): Update.
13751 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
13752 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
13753 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
13754 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
13755 (rs6000.o): Remove.
13756 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
13757 * config/m32c/t-m32c (m32c-pragma.o): Update.
13758 * config/ia64/t-ia64 (ia64-c.o): Update.
13759 * config/i386/x-mingw32 (host-mingw32.o): Update.
13760 * config/i386/x-i386 (driver-i386.o): Update.
13761 * config/i386/x-darwin (host-i386-darwin.o): Update.
13762 * config/i386/x-cygwin (host-cygwin.o): Update.
13763 * config/i386/t-nwld (nwld.o): Update.
13764 * config/i386/t-netware (netware.o): Update.
13765 * config/i386/t-interix (winnt.o): Update.
13766 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
13767 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
13768 msformat-c.o): Update.
13769 * config/bfin/t-bfin-linux (generated_files): Add
13770 linux-sysroot-suffix.h.
13771 * config/arm/t-wince-pe (pe.o): Update.
13772 * config/arm/t-strongarm-pe (pe.o): Update.
13773 * config/arm/t-pe (pe.o): Update.
13774 * config/arm/t-arm (arm-c.o): Update.
13775 * doc/install.texi (Prerequisites): Require make 3.80.
13776 * Makefile.in: Remove .o targets.
13777 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
13778 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
13779 (simple_generated_h, simple_generated_c): Move earlier.
13780 (generated_files): New variable.
13781 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
13782 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
13783 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
13784 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
13785 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
13786 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
13787 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
13788 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
13789 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
13790 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
13791 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
13792 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
13794 (COMPILE.base, COMPILE): New variables.
13795 (%.o): New pattern rule.
13796 (ALL_HOST_OBJS): New variable.
13797 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
13798 (dummy-checksum.o, cc1-checksum.o): Remove.
13799 (DRIVER_SHLIB): New variable.
13800 (DRIVER_DEFINES): Use it.
13801 (gencondmd.c): Move out of build/.
13802 (s-conditions): Update.
13803 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
13804 (ALL_BUILD_OBJS): Likewise.
13805 (build/%.o): Use BUILDCOMPILE.
13806 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
13807 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
13808 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
13809 build/gencheck.o, build/gencodes.o, build/genconditions.o,
13810 build/genconfig.o, build/genconstants.o, build/genemit.o,
13811 build/genextract.o, build/genflags.o, build/genmddeps.o,
13812 build/genopinit.o, build/genoutput.o, build/genpeep.o,
13813 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
13814 build/gen-protos.o, build/scan.o, build/fix-header.o,
13815 build/scan-decls.o): Simplify.
13816 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
13817 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
13818 prefix.o, toplev.o): Reduce to variable setting.
13819 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
13820 ($(out_object_file), gcc-options.o): New targets.
13821 ($(ALL_HOST_OBJS)): New target. Include dependency files.
13822 * configure: Rebuilt.
13823 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
13824 * doc/sourcebuild.texi (Front End Directory): Document new variable.
13826 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
13828 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
13829 complain when we hit an error, return ERROR_MARK_NODE.
13831 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
13833 * config/sh/constraints.md (Pso, Psz): New constraints.
13834 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
13835 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
13837 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
13839 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
13840 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
13842 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
13844 * config/sh/sh.md (prefetch): Add condition for SH2A target.
13845 (prefetch_sh2a): New.
13847 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
13848 Naveen.H.S <naveen.hs@kpitcummins.com>
13850 * config/sh/constraints.md (I28): New constraint.
13851 * config/sh/sh.c (broken_move): Add support for movi20s.
13852 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
13854 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
13855 Jayant Sonar <Jayant.sonar@kpitcummins.com>
13856 Naveen.H.S <naveen.hs@kpitcummins.com>
13858 * config/sh/sh.c (SH_ATTRIBUTES): Define.
13859 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
13860 (print_operand): Handle resbank in %@ operand code.
13861 (sh_encode_section_info): New.
13862 (push_regs): Add conditions for resbank.
13863 (sh_expand_epilogue): Likewise.
13864 (sh_insert_attributes): Likewise.
13865 (sh_attribute_table): Likewise.
13866 (sh_handle_resbank_handler_attribute): New.
13867 (sh2a_handle_function_vector_handler_attribute): New.
13868 (sh2a_is_function_vector_call): New.
13869 (sh2a_get_function_vector_number): New.
13870 (sh2a_function_vector_p): New.
13871 (sh_cfun_resbank_handler_p): New.
13872 * config/sh/sh.md (calli): Emit jsr/n if possible.
13873 (calli_tbr_rel): New.
13874 (calli_pcrel): Emit jsr/n if possible.
13875 (return_i): Emit rts/n if possible.
13876 (call_valuei_tbr_rel): New.
13877 (call_valuei_pcrel): Add condition for SH2A target.
13878 (call_value): Likewise.
13879 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
13880 (sh2a_get_function_vector_number): Likewise.
13881 (sh2a_is_function_vector_call): Likewise.
13882 * doc/extend.texi: Document TBR relative addressing of SH2A.
13883 (resbank): Add description for SH2A.
13885 2008-03-24 Richard Guenther <rguenther@suse.de>
13888 * gimplify.c (gimplify_modify_expr): For frontend type-correct
13889 pointer assignments change conversions according to middle-end rules.
13890 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
13891 * configure.ac: Include type checking in yes.
13892 * configure: Regenerate.
13894 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13896 * diagnostic.c (diagnostic_count_diagnostic): Delete.
13897 (diagnostic_report_diagnostic): Update. Handle ICEs here.
13899 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
13901 * gthr-vxworks.h (UNUSED): Define.
13903 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
13905 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
13907 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
13909 * doc/extend.texi (Function Attributes): Add missing comma in the
13910 example of the "alloc_size" attribute.
13912 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
13915 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
13917 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
13920 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
13923 * stor-layout.c (update_alignment_for_field): Set minimum alignment
13924 of the underlying type of a MS bitfield layout to the natural
13925 alignment of the type.
13927 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
13929 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
13930 to their natural alignment to avoid store forwarding stalls.
13932 2008-03-22 Richard Guenther <rguenther@suse.de>
13934 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
13935 For PHI nodes verify the address is invariant.
13936 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
13937 (get_symbol_constant_value): Use is_gimple_min_invariant.
13938 (maybe_fold_stmt_indirect): Likewise.
13940 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
13942 PR rtl-optimization/33927
13943 * Makefile.in (dse.o): Depend on $(TM_P_H).
13944 * expr.h (extract_low_bits): Declare.
13945 * expmed.c (extract_low_bits): New function.
13946 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
13947 * dse.c: Include tm_p.h.
13948 (find_shift_sequence): Remove the read_reg argument and return the
13949 read value. Emit the instructions instead of returning them.
13950 Iterate on new_mode rather than calculating it each time.
13951 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
13952 source to NEW_MODE and extract_low_bits to convert the shifted
13953 value to READ_MODE.
13954 (replace_read): Allow the load and store to have different mode
13955 classes. Use extract_low_bits when SHIFT == 0. Create the shift
13956 or extraction instructions before trying the replacement. Update
13957 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
13959 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
13961 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
13962 to their natural alignment to avoid store forwarding stalls.
13964 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13967 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
13968 encouraging but not allowing gprs for input;
13969 change the input constraint to !f#r.
13970 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
13972 change the output constraint to !f#r.
13974 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
13977 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
13978 corresponding post-reload splitters.
13979 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
13980 when x87 FP math is selected.
13981 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
13982 New function prototype.
13983 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
13984 unreachable function to ease macroization of insn patterns.
13986 2008-03-21 Martin Jambor <mjambor@suse.cz>
13988 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
13989 reference dumps if ddr is NULL or dependence is unknown.
13991 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
13993 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
13994 unsigned extension into account.
13995 (ATOMIC_COMPARE_AND_SWAP): Likewise.
13996 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
13997 Do computations on a scratch register.
13999 2008-03-21 Richard Guenther <rguenther@suse.de>
14001 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14002 Use is_gimple_min_invariant instead of TREE_INVARIANT.
14003 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
14004 * tree-ssa-dom.c (record_equality): Likewise.
14005 * tree-inline.c (copy_body_r): Likewise.
14006 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
14009 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14011 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
14012 as 'delete_unused' argument.
14014 2008-03-20 Richard Guenther <rguenther@suse.de>
14016 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
14017 special casing of constant qualifiers.
14018 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
14019 care about them in general.
14020 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
14021 regardless of their type.
14022 (fold_stmt_r): Forcefully fold *& if we end up with that.
14024 2008-03-20 Paul Brook <paul@codesourcery.com>
14026 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
14027 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
14029 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
14031 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
14032 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
14034 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
14036 * common.opt (Wmudflap): New option.
14037 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
14038 (mx_register_decls): Likewise.
14039 (mudflap_finish_file): Likewise.
14040 * doc/invoke.texi: Document -Wno-mudflap.
14042 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
14044 * c-format.c (replace_format_name_to_system_name): New.
14045 (cmp_attribs): New.
14046 (convert_format_name_to_system_name): New.
14047 (decode_format_attr): Add use of convert_format_name_to_system_name.
14048 (format_types_orig): Add gnu_ prefix to names.
14049 (check_format_info_main): Special treating of \0 escaped names for
14050 supporting multi-character format specifiers as I32, I64.
14051 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
14052 (gnu_target_overrides_format_attributes): New.
14053 * c-format.h: Add structure target_ovr_attr to hold
14054 system specific formatter names.
14055 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
14056 msformat-c.o file to c_target_objs and cxx_target_objs.
14057 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14058 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
14059 (TARGET_N_FORMAT_TYPES): New.
14060 * config/i386/msformat-c.c: New.
14061 * config/i386/t-cygming: Add build rule for msformat-c.o.
14062 * doc/extend.texi: Add new format names gnu_* and ms_* and
14064 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14066 2008-03-20 Ira Rosen <irar@il.ibm.com>
14068 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
14069 optimizations turned on under -O3.
14070 (ftree-vectorize): Add that the flag is turned on with -O3.
14072 2008-03-20 Ben Elliston <bje@au.ibm.com>
14074 * regmove.c (try_auto_increment): Fix spelling error in comment.
14075 * final.c (final_scan_insn): Likewise.
14077 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
14080 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
14081 allocator preferences for "y" and "r" class registers.
14082 ("*mov<mode>_internal"): Ditto.
14083 ("*movv2sf_internal_rex64"): Ditto.
14084 ("*movv2sf_internal"): Ditto.
14086 2008-03-19 Michael Matz <matz@suse.de>
14088 PR middle-end/35616
14089 * calls.c (expand_call): Check overlap of arguments with call
14090 address for sibcalls.
14092 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14095 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14096 of the underlying type of a MS bitfield layout to the natural
14097 alignment of the type.
14099 2008-03-19 Jan Hubicka <jh@suse.cz>
14102 * toplev.c (decode_d_option): Handle all CPP flags.
14103 * tree-vrp.c: Update tree_pass descriptors.
14104 * regrename.c: Update tree_pass descriptors.
14105 * fwprop.c: Update tree_pass descriptors.
14106 * doc/invoke.texi: Remove documentation of dropped -d? flags.
14107 * tree-into-ssa.c: Update tree_pass descriptors.
14108 * tree-dump.c: Update tree_pass descriptors.
14109 * tree-complex.c: Update tree_pass descriptors.
14110 * tree-dump.h: Update tree_pass descriptors.
14111 * see.c: Update tree_pass descriptors.
14112 * cgraphbuild.c: Update tree_pass descriptors.
14113 * tracer.c: Update tree_pass descriptors.
14114 * tree-loop-distribution.c: Update tree_pass descriptors.
14115 * cgraph.c: Update tree_pass descriptors.
14116 * postreload-gcse.c: Update tree_pass descriptors.
14117 * postreload.c: Update tree_pass descriptors.
14118 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
14119 * tree-tailcall.c: Update tree_pass descriptors.
14120 * tree-pass.h (tree_opt_pass): Rename to ...
14121 (opt_pass) ... this one; add "type" field and remove letter field.
14122 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
14123 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
14124 all_lowering_passes): Update declaration.
14125 * ipa-cp.c: Update tree_pass descriptors.
14126 * final.c: Update tree_pass descriptors.
14127 * omp-low.c: Update tree_pass descriptors.
14128 * tree-ssa-dse.c: Update tree_pass descriptors.
14129 * ipa-reference.c: Update tree_pass descriptors.
14130 * tree-ssa-uncprop.c: Update tree_pass descriptors.
14131 * auto-inc-dec.c: Update tree_pass descriptors.
14132 * reorg.c: Update tree_pass descriptors.
14133 * cgraphunit.c: Update tree_pass descriptors.
14134 * tree-ssa-copyrename.c: Update tree_pass descriptors.
14135 * tree-ssa-ccp.c: Update tree_pass descriptors.
14136 * df-core.c: Update tree_pass descriptors.
14137 * mode-switching.c: Update tree_pass descriptors.
14138 * tree-nomudflap.c: Update tree_pass descriptors.
14139 * modulo-sched.c: Update tree_pass descriptors.
14140 * ipa-pure-const.c: Update tree_pass descriptors.
14141 * cse.c: Update tree_pass descriptors.
14142 * web.c: Update tree_pass descriptors.
14143 * tree-stdarg.c: Update tree_pass descriptors.
14144 * tree-ssa-math-opts.c: Update tree_pass descriptors.
14145 * tree-ssa-dom.c: Update tree_pass descriptors.
14146 * tree-nrv.c: Update tree_pass descriptors.
14147 * tree-ssa-alias.c: Update tree_pass descriptors.
14148 * loop-init.c: Update tree_pass descriptors.
14149 * gimple-low.c: Update tree_pass descriptors.
14150 * ipa-inline.c: Update tree_pass descriptors.
14151 * tree-ssa-sink.c: Update tree_pass descriptors.
14152 * global.c: Update tree_pass descriptors.
14153 * ifcvt.c: Update tree_pass descriptors.
14154 * jump.c: Update tree_pass descriptors.
14155 * predict.c: Update tree_pass descriptors.
14156 * tree-ssa-loop.c: Update tree_pass descriptors.
14157 * recog.c: Update tree_pass descriptors.
14158 * dse.c: Update tree_pass descriptors.
14159 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
14160 * tree-eh.c: Update tree_pass descriptors.
14161 * regmove.c: Update tree_pass descriptors.
14163 * function.c: Update tree_pass descriptors.
14164 * tree-vectorizer.c: Update tree_pass descriptors.
14165 * gcse.c: Update tree_pass descriptors.
14166 * ipa-type-escape.c: Update tree_pass descriptors.
14167 * tree-if-conv.c: Update tree_pass descriptors.
14168 * init-regs.c: Update tree_pass descriptors.
14169 * ipa.c: Update tree_pass descriptors.
14170 * tree-ssa-phiopt.c: Update tree_pass descriptors.
14171 * rtl-factoring.c: Update tree_pass descriptors.
14172 * lower-subreg.c: Update tree_pass descriptors.
14173 * bt-load.c: Update tree_pass descriptors.
14174 * tree-dfa.c: Update tree_pass descriptors.
14175 * except.c: Update tree_pass descriptors.
14176 * emit-rtl.c: Update tree_pass descriptors.
14177 * cfgexpand.c: Update tree_pass descriptors.
14178 * tree-cfgcleanup.c: Update tree_pass descriptors.
14179 * cfgcleanup.c: Update tree_pass descriptors.
14180 * tree-ssa-pre.c: Update tree_pass descriptors.
14181 * tree-sra.c: Update tree_pass descriptors.
14182 * tree-mudflap.c: Update tree_pass descriptors.
14183 * tree-ssa-copy.c: Update tree_pass descriptors.
14184 * cfglayout.c: Update tree_pass descriptors.
14185 * tree-ssa-forwprop.c: Update tree_pass descriptors.
14186 * tree-ssa-dce.c: Update tree_pass descriptors.
14187 * tree-ssa.c: Update tree_pass descriptors.
14188 * regclass.c: Update tree_pass descriptors.
14189 * integrate.c: Update tree_pass descriptors.
14190 * tree-optimize.c: Update tree_pass descriptors.
14191 * tree-ssa-phiprop.c: Update tree_pass descriptors.
14192 * tree-object-size.c: Update tree_pass descriptors.
14193 * combine.c: Update tree_pass descriptors.
14194 * tree-outof-ssa.c: Update tree_pass descriptors.
14195 * bb-reorder.c: Update tree_pass descriptors.
14196 * stack-ptr-mod.c: Update tree_pass descriptors.
14197 * var-tracking.c: Update tree_pass descriptors.
14198 * tree-profile.c: Update tree_pass descriptors.
14199 * tree-vect-generic.c: Update tree_pass descriptors.
14200 * reg-stack.c: Update tree_pass descriptors.
14201 * sched-rgn.c: Update tree_pass descriptors.
14202 * tree-ssa-structalias.c: Update tree_pass descriptors.
14203 * tree-cfg.c: Update tree_pass descriptors.
14204 * passes.c (current_pass): Update declaration.
14205 (finish_optimization_passes): Update.
14206 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
14207 (register_one_dump_file, register_dump_files_1, next_pass_1):
14209 (init_optimization_passes): Update handling of new types.
14210 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
14211 * ipa-struct-reorg.c: Update tree_pass descriptors.
14212 * tree-ssa-reassoc.c: Update tree_pass descriptors.
14213 * combine-stack-adj.c: Update tree_pass descriptors.
14214 * cfgrtl.c: Update tree_pass descriptors.
14215 * dce.c: Update tree_pass descriptors.
14216 * tree-ssanames.c: Update tree_pass descriptors.
14218 2008-03-19 Richard Guenther <rguenther@suse.de>
14220 PR middle-end/35609
14221 * tree-ssa.c (walk_data): New structure.
14222 (warn_uninitialized_var): If not always_executed warn with "maybe"
14224 (execute_early_warn_uninitialized): Compute post-dominators.
14225 Initialize always_executed before processing each basic block.
14227 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
14230 * config/i386/i386.c (x86_this_parameter): Calculate correct location
14231 of "this" pointer when "regparm = N" or "fastcall" is in effect.
14233 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14235 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
14237 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
14239 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
14241 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
14242 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
14243 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
14244 target after ignore has been set, and move there also the commputation
14245 of subtarget and original_target.
14246 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
14247 (LANG_HOOKS_INITIALIZER): Remove it.
14248 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
14250 2008-03-18 Richard Guenther <rguenther@suse.de>
14252 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
14253 found an expression with constants, note that in the VN for the lhs.
14254 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
14255 fold them to constants if possible. Run cleanup_cfg if done so.
14256 (execute_pre): Return todo.
14257 (do_pre): Likewise.
14258 (execute_fre): Likewise.
14259 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
14261 (get_prop_source_stmt): Look through pointer conversions.
14263 2008-03-18 Jan Hubicka <jh@suse.cz>
14265 * tree-pretty-print.c: Include predict.h.
14266 (dump_generic_node): Dump predictor.
14267 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
14268 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
14269 * gimple-low.c (lower_stmt): Likewise.
14270 * expr.c (expand_expr_real): Likewise.
14271 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
14273 (build_predict_expr, build_predict_expr): New.
14274 * predict.h (predictor_name, build_predict_expr): Update.
14275 * c-typeck.c (c_finish_bc_stmt): Add prediction.
14276 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
14277 * predict.def (PRED_CONTINUE): Update hitrate.
14278 * tree.def (PREDICT_EXPR): Define.
14279 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
14280 do not handle BIND_EXPR.
14281 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
14282 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
14283 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
14286 2008-03-18 Michael Matz <matz@suse.de>
14288 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
14290 2008-03-18 Richard Guenther <rguenther@suse.de>
14292 * tree-gimple.h (is_gimple_invariant_address): Declare.
14293 (is_gimple_constant): Likewise.
14294 * tree-gimple.c (is_gimple_constant): New function.
14295 (is_gimple_invariant_address): Likewise.
14296 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
14297 and is_gimple_invariant_address.
14298 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
14300 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
14301 an addressable base.
14303 2008-03-18 Jakub Jelinek <jakub@redhat.com>
14305 PR middle-end/35611
14306 * gimplify.c (gimplify_expr): Gimplify second operand of
14309 2008-03-17 Richard Guenther <rguenther@suse.de>
14311 PR tree-optimization/19637
14312 * fold-const.c (fold_unary): Remove restrictions of removing
14313 intermediate pointer-conversions (P2)(P1)P0.
14314 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
14315 conversion to void pointer.
14316 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
14318 2008-03-16 James E. Wilson <wilson@tuliptree.org>
14321 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
14322 emulated thread local variables.
14324 2008-03-16 Richard Guenther <rguenther@suse.de>
14326 PR middle-end/35607
14327 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
14328 expand TREE_INVARIANT operations that are not gimple invariant.
14330 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
14332 * doc/extend.texi (Alignment): Say that the ABI controls
14333 the __alignof__ for non-strict-alignment targets rather
14334 than being a recommendation.
14336 2008-03-15 Paul Brook <paul@codesourcery.com>
14338 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
14340 (arm_output_fn_unwind): Mark functions that can not be unwound.
14342 2008-03-15 Paul Brook <paul@codesourcery.com>
14344 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
14345 extension instructions.
14347 2008-03-15 Richard Guenther <rguenther@suse.de>
14349 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
14350 and fold constant aggregate refs.
14351 (fold_const_aggregate_ref): Handle string constants
14352 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
14353 (evaluate_stmt): Simplify now that ccp_fold folds constant
14356 2008-03-15 Paul Brook <paul@codesourcery.com>
14358 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
14359 (extzv): Use gen_extzv_t2.
14360 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
14362 2008-03-15 Richard Guenther <rguenther@suse.de>
14364 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
14365 (fold_const_aggregate_ref): Likewise.
14366 (get_value): Return NULL if we don't have any values.
14367 (ccp_finalize): Set const_val to NULL after freeing it.
14368 * tree-flow.h (get_symbol_constant_value): Declare.
14369 (fold_const_aggregate_ref): Likewise.
14370 * tree-ssa-sccvn.c (try_to_simplify): Use them.
14372 2008-03-15 Richard Guenther <rguenther@suse.de>
14374 PR middle-end/35593
14375 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
14376 to not produce negative array indices if not allowed. Add
14377 parameter to indicate that.
14378 (maybe_fold_offset_to_component_ref): Allow negative array
14379 indices only for the first member of a structure.
14380 (maybe_fold_offset_to_reference): Allow negative array indices.
14381 (maybe_fold_stmt_addition): Likewise.
14383 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
14384 Anatoly Sokolov <aesok@post.ru>
14386 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
14387 (avr_arch): Add ARCH_AVR6.
14388 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
14389 (initial_elimination_offset): Initialize and use 'avr_pc_size'
14390 instead of fixed value 2.
14391 (print_operand_address): Use gs() asm specifier instead of pm().
14392 (avr_assemble_integer): (Ditto.).
14393 (avr_output_addr_vec_elt): (Ditto.).
14394 (print_operand): Handle "!" code.
14395 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
14396 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
14397 (AVR_HAVE_EIJMP_EICALL): Define.
14398 (AVR_3_BYTE_PC): Redefine.
14399 (AVR_2_BYTE_PC): (Ditto.).
14400 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
14401 (LINK_SPEC): Add atmega2560 and atmega2561.
14402 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
14404 * config/avr/avr.md (call_insn): Use eicall instead of icall
14405 for 3 byte PC devices.
14406 (call_value_insn): (Ditto.).
14407 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
14408 (indirect_jump): Use only for for 2 byte PC devices.
14409 (*tablejump): (Ditto.).
14410 (*indirect_jump_avr6): Add insn.
14411 (*tablejump_rjmp): Don't use for 3 byte PC devices.
14412 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
14413 instead of ijmp for 3 byte PC devices.
14414 (__tablejump2__): (Ditto.).
14415 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
14416 (MULITLIB_DIRNAMES): (Ditto.).
14417 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
14419 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
14421 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
14422 "sse2_umulsidi3". Use V1DI mode for operand 0.
14423 ("mmx_psadbw"): Use V1DI mode for operand 0.
14424 * config/i386/i386-modes.def (V1SI): New vector mode.
14425 * config/i386/i386.c (struct builtin_description)
14426 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
14427 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
14428 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
14429 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
14430 v1di_ftype_v8qi_v8qi type.
14431 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
14433 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
14434 __builtin_ia32_pmuludq]: Fix the mode of return value.
14436 2008-03-15 Richard Guenther <rguenther@suse.de>
14438 PR middle-end/35595
14439 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
14442 2008-03-14 Bob Wilson <bob.wilson@acm.org>
14444 * doc/invoke.texi (Option Summary, Xtensa Options): Document
14445 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
14446 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
14447 unless TARGET_SERIALIZE_VOLATILE is enabled.
14448 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
14449 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
14450 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
14452 2008-03-14 Richard Guenther <rguenther@suse.de>
14454 PR tree-optimization/34172
14455 * tree-flow.h (refs_may_alias_p): Declare.
14456 (get_single_def_stmt): Likewise.
14457 (get_single_def_stmt_from_phi): Likewise.
14458 (get_single_def_stmt_with_phi): Likewise.
14459 * tree-dfa.c (refs_may_alias_p): New function.
14460 (get_single_def_stmt): Likewise.
14461 (get_single_def_stmt_from_phi): Likewise.
14462 (get_single_def_stmt_with_phi): Likewise.
14463 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
14464 (vn_reference_lookup_1): New helper function.
14465 (vn_reference_lookup): Walk the virtual use-def chain to
14466 continue searching for a match if the def does not alias the
14467 reference we are looking for.
14469 2008-03-14 David Edelsohn <edelsohn@gnu.org>
14471 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
14472 archive and Perzl. Update The Written Word listing.
14474 2008-03-14 Richard Guenther <rguenther@suse.de>
14476 PR tree-optimization/34043
14477 PR tree-optimization/33989
14478 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
14480 (bitmap_find_leader): Use extra argument to verify dominance
14481 relationship inside a basic-block.
14482 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
14483 (find_leader_in_sets): Adjust.
14484 (create_component_ref_by_pieces): Take extra argument for
14485 dominance check, handle lookup failures.
14486 (find_or_generate_expression): Likewise.
14487 (create_expression_by_pieces): Likewise.
14488 (insert_into_preds_of_block): Adjust.
14489 (create_value_expr_from): If asked for, verify all operands
14490 are in the blocks AVAIL_OUT set.
14491 (make_values_for_stmt): Check for SSA_NAMEs that are life
14492 over an abnormal edge.
14493 (compute_avail): Remove such check.
14494 (do_SCCVN_insertion): New function.
14495 (eliminate): If we do not find a leader suitable for replacement
14496 insert a replacement expression from SCCVN if available.
14497 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
14498 (struct vn_ssa_aux): Add needs_insertion flag.
14499 * tree-ssa-sccvn.c (may_insert): New global flag.
14500 (copy_reference_ops_from_ref): Value-number union member access
14501 based on its size, not type and member if insertion is allowed.
14502 (visit_reference_op_load): For a weak match from union type
14503 punning lookup a view-converted value and insert a SSA_NAME
14504 for that value if that is not found.
14505 (visit_use): Make dumps shorter. Do not disallow value numbering
14506 SSA_NAMEs that are life over an abnormal edge to constants.
14507 (free_scc_vn): Release inserted SSA_NAMEs.
14508 (run_scc_vn): New flag to specify whether insertion is allowed.
14509 Process SSA_NAMEs in forward order.
14510 * tree-ssa-loop-im.c (for_each_index): Handle invariant
14511 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
14512 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
14513 pointer type to/from integral types that do not change the
14514 precision to regular conversions.
14516 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
14518 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
14519 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
14520 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
14521 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
14522 input arguments and the mode of return value. Built-in functions
14523 that operate on whole 64-bit MMX register now use V1DI mode.
14525 2008-03-13 Alon Dayan <alond@il.ibm.com>
14526 Olga Golovanevsky <olga@il.ibm.com>
14528 PR tree-optimization/35041
14529 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
14530 to locate the right position in a statement.
14532 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
14536 * config/i386/xmmintrin.h: Change all static inline functions to
14537 extern inline and add __gnu_inline__ attribute.
14538 * config/i386/bmintrin.h: Ditto.
14539 * config/i386/smmintrin.h: Ditto.
14540 * config/i386/tmmintrin.h: Ditto.
14541 * config/i386/mmintrin-common.h: Ditto.
14542 * config/i386/ammintrin.h: Ditto.
14543 * config/i386/emmintrin.h: Ditto.
14544 * config/i386/pmmintrin.h: Ditto.
14545 * config/i386/mmintrin.h: Ditto.
14546 * config/i386/mm3dnow.h: Ditto.
14548 2008-03-13 Jakub Jelinek <jakub@redhat.com>
14550 PR middle-end/35185
14551 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
14552 (lower_omp_2): New function.
14553 (lower_omp_1, lower_omp): Rewritten.
14555 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
14558 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
14559 with the phrase "Microsoft Windows compilers".
14560 (Push/Pop Macro Pragmas): New subsection. Document
14561 #pragma push_macro and pragma pop_macro.
14563 2008-03-12 Paul Brook <paul@codesourcery.com>
14565 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
14567 2008-03-12 Paul Brook <paul@codesourcery.com>
14569 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
14570 (thumb2_alusi3_short): Exclude PLUS and MINUS.
14571 (thumb2_addsi_shortim): Rename ...
14572 (thumb2_addsi_short): ... to this. Allow register operands.
14573 (thumb2_subsi_short): New pattern.
14574 (thumb2_one_cmplsi2_short,
14575 thumb2_negsi2_short): New patterns and peepholes.
14577 2008-03-12 Paul Brook <paul@codesourcery.com>
14579 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
14581 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
14583 * config/i386/i386.md (int_cond): New code iterator.
14585 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
14586 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
14587 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
14588 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
14589 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
14590 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
14591 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
14592 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
14594 2008-03-12 Paul Brook <paul@codesourcery.com>
14596 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
14597 instead of {arm,thumb}_compute_save_reg_mask.
14598 (output_return_instruction): Ditto.
14599 (thumb_unexpanded_epilogue): Ditto.
14600 (thumb1_expand_prologue): Ditto.
14601 (thumb1_output_function_prologue): Ditto.
14602 (arm_set_return_address): Ditto.
14603 (thumb_set_return_address): Ditto.
14604 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
14605 regs to achieve stack alignment.
14606 (thumb1_compute_save_reg_mask): Fix compiler warning.
14607 (arm_output_epilogue): Use offsets->saved_regs_mask.
14608 Adjust stack pointer by poping call clobered registers.
14609 (arm_expand_prologue): Use offsets->saved_regs_mask.
14610 Adjust stack pointer by pushing extra registers.
14611 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
14613 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
14616 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
14617 conversion to the operands of a multiplication.
14619 2008-03-12 Richard Guenther <rguenther@suse.de>
14621 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
14622 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
14623 * timevar.def (TV_TREE_PHIPROP): Add.
14624 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
14625 pass description. Use TV_TREE_PHIPROP.
14626 * tree-ssa-forwprop.c: Remove phiprop code.
14628 2008-03-12 Jakub Jelinek <jakub@redhat.com>
14630 PR middle-end/35549
14631 * omp-low.c (maybe_lookup_decl): Constify first argument.
14632 (use_pointer_for_field): Change last argument from bool to
14633 omp_context *. Disallow shared copy-in/out in nested
14634 parallel if decl is shared in outer parallel too.
14635 (build_outer_var_ref, scan_sharing_clauses,
14636 lower_rec_input_clauses, lower_copyprivate_clauses,
14637 lower_send_clauses, lower_send_shared_vars): Adjust callers.
14639 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
14640 Ira Rosen <irar@il.ibm.com>
14642 * tree-vectorizer.c (free_stmt_vec_info): New function.
14643 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
14644 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
14645 * tree-vectorizer.h (free_stmt_vec_info): Declare.
14646 * tree-vect-transform.c (vectorizable_conversion): Free
14647 vec_oprnds0 if it was allocated.
14648 (vect_permute_store_chain): Remove unused VECs.
14649 (vectorizable_store): Free VECs that are allocated in the..
14651 (vect_transform_strided_load, vectorizable_load): Likewise.
14652 (vect_remove_stores): Simplify the code.
14653 (vect_transform_loop): Move code to vect_remove_stores().
14654 Call vect_remove_stores() and free_stmt_vec_info().
14656 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14658 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
14659 TARGET_HPUX. Revise comment.
14660 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
14661 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
14662 Use sr4 variant of `be' instruction when not generating PIC code.
14663 (attr_length_call): Adjust for above change.
14665 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14667 * ipa-reference.c (static_execute): Remove module_statics_const and
14668 associated setting code.
14670 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
14673 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
14674 predicate for operand 1.
14675 (paritysi2_cmp): Use register_operand predicate for operand 2.
14676 Use earlyclobber modifier for operand 1. Remove support for
14678 (paritydi2_cmp): Use register_operand predicate for operand 3.
14679 Use earlyclobber modifier for operand 1. Remove support for
14682 2008-03-11 Paul Brook <paul@codesourcery.com>
14683 Vladimir Prus <vladimir@codesourcery.com>
14685 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
14686 (arm_compute_save_reg0_reg12_mask): Always
14687 check if register 11 must be saved. Always safe hard frame pointer
14688 when frame_pointer_needeed.
14689 (arm_compute_save_reg_mask): Save IP and PC
14690 only with apcs frames.
14691 (arm_output_epilogue): Adjust Thumb2 codepath to
14692 be also invoked and work for ARM non-apcs frames.
14693 (arm_expand_prologue): Don't bother saving IP
14694 for non-apcs frame, since it's not clobbered by
14695 prologue code. Implement non-apcs frame
14698 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
14700 PR rtl-optimization/35281
14701 * expr.c (convert_move): Use a new pseudo for the intermediate
14702 from_mode->word_mode result.
14704 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
14706 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
14707 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
14708 * toplev.c (compile_file): Don't call it.
14710 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
14712 PR middle-end/35526
14713 * expr.c (store_expr): Call emit_block_move if the mode
14714 of "temp" RTX is BLKmode.
14716 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14717 Richard Guenther <rguenther@suse.de>
14719 PR tree-optimization/31358
14720 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
14721 the step with a NULL_TREE.
14722 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
14723 to sizetype if type is a pointer type.
14724 (add_candidate_1): Don't convert the base and step to
14725 the generic type if the orginal type is a pointer type.
14726 (add_iv_value_candidates): Use sizetype for the step
14727 if type is a pointer type.
14728 (cand_value_at): Likewise.
14729 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
14731 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
14732 Don't convert the tem affine to the type.
14733 (add_elt_to_tree): Use sizetype for the step if a pointer.
14734 Use POINTER_PLUS_EXPR for pointers.
14735 (aff_combination_to_tree): Use sizetype for the step if a
14738 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
14740 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
14741 Remove commutativity hint.
14743 2008-03-10 Jakub Jelinek <jakub@redhat.com>
14747 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
14748 errorneous type. Check that v is a VAR_DECL.
14750 PR middle-end/35099
14751 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
14753 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
14755 PR tree-optimization/35494
14756 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
14757 may be overriden at link and run time.
14759 2008-03-10 Richard Guenther <rguenther@suse.de>
14761 PR tree-optimization/34677
14762 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
14763 (poolify_tree): Likewise.
14764 (modify_expr_template): Likewise.
14765 (poolify_modify_stmt): Likewise.
14766 (insert_fake_stores): Handle all component-ref style stores
14767 in addition to INDIRECT_REF. Also handle complex types.
14768 Do not poolify the inserted load.
14769 (realify_fake_stores): Do not rebuild the tree but only
14770 make it a SSA_NAME copy.
14771 (init_pre): Remove initialzation of modify_expr_template.
14772 Do not allocate modify_expr_node_pool.
14773 (fini_pre): Do not free modify_expr_node_pool.
14775 2008-03-10 Paul Brook <paul@codesourcery.com>
14777 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
14778 to avoid conflicts.
14780 2008-03-10 Paul Brook <paul@codesourcery.com>
14781 Mark Shinwell <shinwell@codesourcery.com>
14783 * config/arm/cortex-r4.md: New.
14784 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
14786 * config/arm/arm.md: Include cortex-r4.md.
14787 (insn): Add smmls, sdiv and udiv values.
14788 (generic_sched): Don't use generic scheduling for Cortex-R4.
14789 (arm_issue_rate): New function.
14790 (TARGET_SCHED_ISSUE_RATE): Define.
14792 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
14794 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
14796 2008-03-10 Richard Guenther <rguenther@suse.de>
14798 * tree-ssa-pre.c (get_sccvn_value): Simplify.
14799 (compute_avail): Do not add stmt uses to AVAIL_OUT.
14801 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
14803 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
14804 Set default to true.
14806 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14808 * c.opt (Wsynth): Deprecate.
14809 * doc/invoke.texi (Option Summary, Warning Options): Document
14810 -Wno-format-contains-nul.
14812 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
14815 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
14816 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
14818 2008-03-09 Ira Rosen <irar@il.ibm.com>
14820 * config/rs6000/rs6000.c (builtin_description): Rename vector
14821 left shift operations.
14822 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
14823 (altivec_vsl<VI_char>): Rename to ...
14824 (ashl<mode>3): ... new name.
14825 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
14827 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
14829 2008-03-08 Richard Guenther <rguenther@suse.de>
14831 * coverage.h (tree_coverage_counter_addr): Declare.
14832 * coverage.c (tree_coverage_counter_addr): New function.
14833 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
14834 before using again.
14835 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
14836 (tree_gen_one_value_profiler): Likewise.
14837 (tree_gen_ic_profiler): Likewise.
14838 (tree_gen_average_profiler): Likewise.
14839 (tree_gen_ior_profiler): Likewise.
14841 2008-03-08 Richard Guenther <rguenther@suse.de>
14843 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
14844 (vn_binary_op_insert): Likewise.
14845 (vn_unary_op_lookup): Likewise.
14846 (vn_unary_op_insert): Likewise.
14847 (vn_nary_op_lookup): Declare.
14848 (vn_nary_op_insert): Likewise.
14849 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
14850 and binary hashes, use a single obstack for unary_op_pool
14851 and binary_op_pool.
14852 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
14853 a single struct vn_nary_op_s. Store tree code length and
14854 a variable number of operands.
14855 (struct vn_reference_op_struct): Remove unused op2.
14856 (vn_reference_op_eq): Do not compare op2.
14857 (vn_reference_op_compute_hash): Do not compute hash of op2.
14858 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
14859 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
14860 with vn_nary_op_compute_hash.
14861 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
14862 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
14864 (vn_unary_op_insert, vn_binary_op_insert): Replace with
14866 (visit_unary_op): Call nary functions.
14867 (visit_binary_op): Likewise.
14868 (process_scc): Adjust for struct vn_tables_s changes.
14869 (allocate_vn_table): Likewise.
14870 (free_vn_table): Likewise.
14871 * tree-vn.c (vn_add): Call nary functions.
14872 (vn_lookup): Likewise.
14874 2008-03-08 Jakub Jelinek <jakub@redhat.com>
14877 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
14878 wdst back after sync_compare_and_swapqhi_internal.
14880 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
14883 * config/i386/i386-modes.def (V1DI): New vector mode.
14884 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
14885 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
14886 (MMXMODE248): Ditto.
14887 (MMXMODE): Add V1DI mode.
14888 (mmxvecsize): Change DI mode to V1DI mode.
14889 ("mov<mode>): Use MMXMODEI8 mode iterator.
14890 ("*mov<mode>_internal_rex64"): Ditto.
14891 ("*mov<mode>_internal"): Ditto.
14892 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
14893 ("mmx_sub<mode>3"): Ditto.
14894 ("mmx_adddi3"): Remove insn pattern.
14895 ("mmx_subdi3"): Ditto.
14896 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
14897 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
14898 ("mmx_ashl<mode>3"): Ditto.
14899 ("mmx_lshrdi3"): Remove insn pattern.
14900 ("mmx_ashldi3"): Ditto.
14901 * config/i386/i386.c (classify_argument): Handle V1DImode.
14902 (function_arg_advance_32): Ditto.
14903 (function_arg_32): Ditto.
14904 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
14905 mmx_addv1di3 insn pattern.
14906 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
14907 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
14908 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
14909 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
14910 Remove definitions of built-in functions.
14911 (V1DI_type_node): New node.
14912 (v1di_ftype_v1di_int): Ditto.
14913 (v1di_ftype_v1di_v1di): Ditto.
14914 (v2si_ftype_v2si_si): Ditto.
14915 (v4hi_ftype_v4hi_di): Remove node.
14916 (v2si_ftype_v2si_di): Ditto.
14917 (ix86_init_mmx_sse_builtins): Handle V1DImode.
14918 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
14919 Redefine builtins using def_builtin_const with *_ftype_*_int node.
14920 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
14921 Add new builtins using def_builtin_const.
14922 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
14923 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
14924 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
14925 * config/i386/mmintrin.h (__v1di): New typedef.
14926 (_mm_add_si64): Cast arguments to __v1di type.
14927 (_mm_sub_si64): Ditto.
14928 (_mm_sll_pi16): Cast __count to __v4hi type.
14929 (_mm_sll_pi32): Cast __count to __v2si type.
14930 (_mm_sll_si64): Cast arguments to __v1di type.
14931 (_mm_srl_pi16): Cast __count to __v4hi type.
14932 (_mm_srl_pi32): Cast __count to __v2si type.
14933 (_mm_srl_si64): Cast arguments to __v1di type.
14934 (_mm_sra_pi16): Cast __count to __v4hi type.
14935 (_mm_sra_pi32): Cast __count to __v2si type.
14936 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
14937 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
14938 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
14939 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
14940 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
14941 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
14942 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
14943 (_mm_srai_pi32): Use __builtin_ia32_psradi.
14944 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
14945 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
14946 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
14947 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
14949 2008-03-07 Joseph Myers <joseph@codesourcery.com>
14951 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
14953 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
14956 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
14957 reg+const addressing for Altivec modes. Don't generate reg+reg
14958 addressing for TFmode or TDmode quantities.
14960 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
14962 * c-common.c (vector_types_convertible_p): Call langhook
14963 instead of comptypes.
14965 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
14968 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
14969 integral and scalar float variables which have a
14972 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
14974 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
14975 dwarf_register_span hook when emitting unwind information for
14976 register-to-memory saves.
14977 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
14978 (rs6000_frame_related): Remove call to spe_synthesize_frame.
14980 2008-03-06 Jakub Jelinek <jakub@redhat.com>
14982 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
14983 for the same VAR_DECL.
14985 2008-03-06 Tom Tromey <tromey@redhat.com>
14987 * treelang: Delete.
14988 * doc/standards.texi (Standards): Don't mention treelang.
14989 * doc/invoke.texi (Overall Options): Don't mention treelang.
14990 * doc/install.texi (Prerequisites): Don't mention bison or
14992 (Configuration): Don't mention treelang.
14993 (Building): Likewise.
14994 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
14996 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
14998 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
14999 word-extractions out of a multi-word object.
15001 2008-03-06 Richard Guenther <rguenther@suse.de>
15003 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
15004 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
15005 result type and precision.
15006 * expr.c (get_inner_reference): Set unsignedp based on the result
15007 type of BIT_FIELD_REF.
15008 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
15009 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
15010 (try_instantiate_multiple_fields): Likewise. Use the correct type
15012 (sra_build_assignment): Likewise.
15013 (sra_build_elt_assignment): Likewise.
15014 (sra_explode_bitfield_assignment): Likewise.
15015 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
15016 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
15017 set BIT_FIELD_REF_UNSIGNED.
15018 (vectorizable_load): Likewise.
15020 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
15022 * cse.c (cse_extended_basic_block): Invalidate artificial defs
15025 2008-03-06 Richard Guenther <rguenther@suse.de>
15027 * alias.c (struct alias_set_entry): Move has_zero_child field
15028 to pack with alias_set.
15030 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
15032 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
15035 2008-03-05 Ian Lance Taylor <iant@google.com>
15037 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
15039 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
15041 * fwprop.c (update_df): Support width and offset parameters of
15043 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
15044 global_conflicts): Change DF_REF_EXTRACT to either
15045 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15046 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15047 * df-scan.c (df_ref_record, df_defs_record,
15048 df_ref_create_structure, df_def_record_1, df_uses_record,
15049 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
15050 df_bb_refs_collect, df_entry_block_defs_collect,
15051 df_exit_block_uses_collect): Support new width and offset fields.
15052 (ref_extract_pool): New storage pool.
15053 (df_free_ref): New function.
15054 (df_reg_chain_unlink, df_free_collection_rec,
15055 df_sort_and_compress_refs): Call df_free_ref.
15056 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
15058 (df_ref_create_structure): Allocate df_ref_extract if offset and
15059 width fields are used.
15060 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
15061 (df_uses_record): Get offset and width from ZERO_EXTRACT
15063 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
15064 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15065 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15066 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
15067 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15068 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15069 (df_ref_extract): New structure.
15070 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
15071 (df_ref_create): Add width and offset parameters.
15073 2008-03-05 Richard Guenther <rguenther@suse.de>
15075 * tree-ssa-structalias.c (get_constraint_for_component_ref):
15076 Use ranges_overlap_p.
15077 (offset_overlaps_with_access): Rename
15078 to ranges_overlap_p and move ...
15079 * tree-flow-inline.h (ranges_overlap_p): ... here.
15081 * tree.h (get_inner_reference, handled_component_p): Update
15084 * tree.h (record_component_aliases, get_alias_set,
15085 alias_sets_conflict_p, alias_sets_must_conflict_p,
15086 objects_must_conflict_p): Move declarations ...
15087 * alias.h (record_component_aliases, get_alias_set,
15088 alias_sets_conflict_p, alias_sets_must_conflict_p,
15089 objects_must_conflict_p): ... here.
15090 Include coretypes.h.
15091 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
15093 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
15095 * cfg.c: Include tree-flow.h.
15096 (remove_edge_raw): Call redirect_edge_var_map_clear.
15097 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
15098 * tree-flow-inline.h (redirect_edge_var_map_def): New.
15099 (redirect_edge_var_map_result): New.
15100 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
15101 PENDING_STMT use with redirect_edge_var_map_*.
15102 * tree-ssa.c (edge_var_maps): New definition.
15103 (redirect_edge_var_map_add): New.
15104 (redirect_edge_var_map_clear): New.
15105 (redirect_edge_var_map_dup): New.
15106 (redirect_edge_var_map_vector): New.
15107 (redirect_edge_var_map_destroy): New.
15108 (ssa_redirect_edge): Replace PENDING_STMT use with
15109 redirect_edge_var_map_*.
15110 (flush_pending_stmts): Same.
15111 (delete_tree_ssa): Destroy edge var map.
15112 * tree-flow.h (struct _edge_var_map): New.
15113 Define edge_var_map vector type.
15114 Declare redirect_edge_var_map_* prototypes.
15115 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
15116 * tree-cfg.c (reinstall_phi_args): Replace
15117 PENDING_STMT use with redirect_edge_var_map_*.
15119 2008-03-05 Richard Guenther <rguenther@suse.de>
15121 PR tree-optimization/35472
15122 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
15123 whose single use_stmt has a overlapping set of loaded and
15124 stored symbols as that use_stmt might be a noop assignment then.
15126 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
15128 * gthr-rtems.h: Implement __gthread_mutex_destroy.
15130 2008-03-05 Richard Guenther <rguenther@suse.de>
15133 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
15134 should be constants.
15135 * tree-cfg.c (verify_expr): Verify it.
15136 * fold-const.c (fold_truthop): Remove code generating
15137 BIT_FIELD_REFs of structure bases.
15138 (fold_binary): Likewise.
15139 (fold_ternary): Position and size of BIT_FIELD_REFs are
15140 always host integers.
15141 (make_bit_field_ref): Remove.
15142 (optimize_bit_field_compare): Remove.
15143 (all_ones_mask_p): Remove.
15145 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
15148 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
15149 (split_block_and_df_analyze): New. Split basic block and rebuild
15151 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
15153 (split_pattern_seq): Likewise.
15154 (erase_matching_seqs): Likewise.
15155 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
15157 2008-03-04 Geoff Keating <geoffk@apple.com>
15159 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
15160 declaration and code.
15161 (tree_invalid_nonnegative_warnv_p): Likewise.
15163 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
15165 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
15166 examples. Truncate option-names then causing overfull hbox.
15168 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15171 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
15173 * configure: Rebuilt.
15175 2008-03-04 Rafael Espindola <espindola@google.com>
15177 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
15178 (tree_unary_nonnegative_warnv_p): New.
15179 (tree_binary_nonnegative_warnv_p): New.
15180 (tree_single_nonnegative_warnv_p): New.
15181 (tree_invalid_nonnegative_warnv_p): New.
15182 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
15184 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15187 * opts.c (handle_option): Postpone 'unknown option' errors only for
15190 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
15193 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
15196 2008-03-04 Rafael Espindola <espindola@google.com>
15198 * fold-const.c (tree_unary_nonzero_warnv_p): New.
15199 (tree_binary_nonzero_warnv_p): New.
15200 (tree_single_nonzero_warnv_p): New.
15201 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
15203 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
15205 PR middle-end/35456
15206 * fold-const.c (fold_cond_expr_with_comparison): Prevent
15207 transformations for modes that have signed zeros.
15208 * ifcvt.c (noce_try_abs): Ditto.
15210 2008-03-04 Joseph Myers <joseph@codesourcery.com>
15212 * config/i386/i386.c (override_options): Force
15213 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
15215 2008-03-04 Jan Hubicka <jh@suse.cz>
15218 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
15221 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15223 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
15224 label to probe the stack.
15226 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15228 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
15229 (__gthr_win32_mutex_destroy): Declare.
15230 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
15231 __gthr_win32_mutex_destroy.
15232 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
15234 2008-03-03 Jan Hubicka <jh@suse.cz>
15237 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
15238 aggressive on inlining cold calls.
15240 2008-03-03 Richard Guenther <rguenther@suse.de>
15242 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
15243 struct copies into the expression table.
15244 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
15245 (try_to_simplify): Likewise.
15246 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
15247 integral and pointer arguments which do not change the
15248 precision to NOP_EXPRs.
15249 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
15250 VIEW_CONVERT_EXPR case.
15252 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
15254 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
15255 defined in a loop at depth 0 is invariant.
15256 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
15257 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
15258 be called at loop depth 0.
15260 2008-03-02 Jakub Jelinek <jakub@redhat.com>
15263 * gcc.c (process_command): Update copyright notice dates.
15264 * gcov.c (print_version): Likewise.
15265 * gcov-dump.c (print_version): Likewise.
15266 * mips-tfile.c (main): Likewise.
15267 * mips-tdump.c (main): Likewise.
15269 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15272 * c-common.c (flag_permissive): Delete.
15273 (constant_expression_warnings): Check flags first.
15274 (constant_expression_error): New.
15275 * c-common.h (flag_permissive): Delete.
15276 (constant_expression_error): Declare.
15277 * flags.h (flag_permissive): Declare. Update description.
15278 * diagnostic.c (pedwarn): Update.
15280 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
15281 (permissive_error_kind): New.
15282 * toplev.c (flag_permissive): Define. Update description.
15283 * toplev.h (permissive_error_kind): Declare.
15284 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
15285 (pedwarn_c90): Use pedantic_warning_kind.
15286 * c-opts.c (c_common_post_options): flag_permissive does not affect
15287 flag_pedantic_errors.
15289 2008-03-02 Joseph Myers <joseph@codesourcery.com>
15291 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
15292 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
15293 __absvsi2, __absvDI2): Use unsigned arithmetic.
15295 2008-03-02 Andi Kleen <ak@suse.de>
15296 Richard Guenther <rguenther@suse.de>
15298 * struct-equiv.c: Remove file.
15299 * cfg_cleanup.c (condjump_equiv_p): Remove.
15300 * Makefile.in (OBJS-common): Remove struct-equiv.o.
15301 (struct-equiv.o): Remove rule.
15302 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
15303 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
15304 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
15306 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15308 * ifcvt.c (noce_process_if_block): Try to handle only the then
15309 block if the else block exists but isn't suitable.
15311 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15314 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
15315 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
15316 regression from previous patch.
15318 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15321 * gthr.h: Add __gthread_mutex_destroy as a function that must be
15323 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
15324 * gthr-single.h (__gthread_mutex_destroy): Likewise.
15325 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
15326 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
15327 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
15328 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
15329 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
15330 (__gthread_mutex_destroy_function): Rename to
15331 __gthread_mutex_destroy.
15332 * gthr-dce.h (__gthread_mutex_destroy): Call
15333 pthread_mutex_destroy.
15334 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
15335 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
15336 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
15338 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15340 * df-scan.c (df_ref_chain_change_bb): Simplify.
15341 (df_insn_change_bb): Add new_bb argument. Simplify. Call
15342 set_block_for_insn if there's any change.
15343 * df.h ((df_insn_change_bb): Fix prototype.
15344 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
15345 df_insn_change_bb, don't call set_block_for_insn.
15346 * emit-rtl.c (reorder_insns): Likewise.
15347 * haifa-sched.c (move_insn): Likewise.
15349 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15351 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
15353 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15355 * tree-flow-inline.h (next_readonly_imm_use): Return
15356 NULL_USE_OPERAND_P after the end.
15358 2008-03-01 Richard Guenther <rguenther@suse.de>
15360 PR tree-optimization/35411
15361 * tree-sra.c (sra_build_assignment): Split conversion to
15362 final type to a separate statement if we are not assigning
15365 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15367 * fold-const.c (fold_convertible_p): Correct the logic to follow
15368 that in fold_convert().
15370 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
15373 * tree-inline.c (build_duplicate_type): When we make a
15374 duplicate type, make it unique in the canonical types system.
15376 2008-02-29 Tom Tromey <tromey@redhat.com>
15378 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
15379 input_file_stack_history, input_file_stack_restored): Remove.
15380 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15381 * input.h (struct file_stack): Remove.
15382 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15383 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
15385 * diagnostic.h (struct diagnostic_context) <last_module>: Change
15387 (diagnostic_last_module_changed): Add 'map' argument.
15388 (diagnostic_set_last_function): Likewise.
15389 * diagnostic.c (undiagnostic_report_current_module): Iterate using
15390 line map, not input_file_stack.
15391 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
15393 2008-02-29 Paul Brook <paul@codesourcery.com>
15395 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
15397 2008-02-29 Paul Brook <paul@codesourcery.com>
15399 * config/arm/ieee754-df.S (muldf3): Use RET macros.
15401 2008-02-29 Richard Guenther <rguenther@suse.de>
15403 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
15405 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
15406 value for comparing for a store match.
15407 (simplify_unary_expression): Do nothing for SSA_NAMEs.
15408 (try_to_simplify): Do not do a full-blown reference lookup.
15410 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15412 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
15413 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15415 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
15417 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
15419 * tree-loop-linear.c (try_interchange_loops): Compare memory access
15420 strides against cache sizes.
15422 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15424 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
15427 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
15429 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
15430 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
15431 is smaller than the original promoted value.
15432 (simplify_subreg): If OP is a SUBREG, try to preserve its
15433 SUBREG_PROMOTED_VAR_P information.
15435 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
15437 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
15438 (VN_INFO_GET): Allocate new objects on the obstack.
15439 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
15440 for rpo_numbers_temp, for consistency.
15441 (free_scc_vn): Free the obstack.
15443 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
15445 * doc/invoke.texi: Document -ftree-loop-distribution.
15446 * tree-loop-distribution.c: New.
15447 * tree-pass.h (pass_loop_distribution): New.
15448 * graphds.h (struct graph): Add htab_t indices.
15449 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
15450 * tree-vectorizer.c (rename_variables_in_loop): Extern.
15451 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
15452 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
15453 * tree-data-ref.c (debug_data_dependence_relations): New.
15454 (dump_data_dependence_relation): Also print data references.
15455 (free_data_ref): Extern.
15456 (same_access_functions): Moved...
15457 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
15458 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15459 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
15460 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
15461 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
15462 (stmts_from_loop): Skip LABEL_EXPR.
15463 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
15465 (build_rdg): Initialize rdg->indices htab.
15466 (free_rdg, stores_from_loop, ref_base_address,
15467 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
15468 have_similar_memory_accesses_1, ref_base_address_1,
15469 remove_similar_memory_refs): New.
15470 * tree-data-ref.h: Depend on tree-chrec.h.
15471 (debug_data_dependence_relations, free_data_ref): Declared.
15472 (same_access_functions): ... here.
15473 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
15475 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
15476 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
15477 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
15478 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15479 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
15480 rdg_vertex_for_stmt): Declared.
15481 (struct rdg_edge): Add level.
15483 (free_rdg, stores_from_loop, remove_similar_memory_refs,
15484 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
15486 (rdg_has_similar_memory_accesses): New.
15487 * tree-vect-analyze.c: Remove unused static decls.
15488 * lambda.h (dependence_level): New.
15489 * common.opt (ftree-loop-distribution): New.
15490 * tree-flow.h (mark_virtual_ops_in_bb,
15491 slpeel_tree_duplicate_loop_to_edge_cfg,
15492 rename_variables_in_loop): Declared.
15493 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
15494 (OBJS-common): Add tree-loop-distribution.o.
15495 (tree-loop-distribution.o): New rule.
15496 * tree-cfg.c (mark_virtual_ops_in_bb): New.
15497 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
15498 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
15500 2008-02-28 Joseph Myers <joseph@codesourcery.com>
15503 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
15504 other than structures and unions.
15506 2008-02-28 Richard Guenther <rguenther@suse.de>
15509 2008-02-26 Richard Guenther <rguenther@suse.de>
15511 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15512 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15513 (lookup_decl_from_uid): Declare.
15514 (remove_decl_from_map): Likewise.
15515 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15516 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15517 (decl_for_uid_map): New global hashtable mapping DECL_UID
15519 (init_ttree): Allocate it.
15520 (insert_decl_to_uid_decl_map): New helper function.
15521 (make_node_stat): Insert new decls into the map.
15522 (copy_node_stat): Likewise.
15523 (lookup_decl_from_uid): New function.
15524 (remove_decl_from_map): Likewise.
15525 (print_decl_for_uid_map_statistics): New helper.
15526 (dump_tree_statistics): Call it.
15528 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15529 (referenced_var_iterator): Adjust.
15530 (FOR_EACH_REFERENCED_VAR): Adjust.
15531 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15532 (num_referenced_vars): Adjust.
15533 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15534 (first_referenced_var): Remove.
15535 (end_referenced_vars_p): Likewise.
15536 (next_referenced_var): Likewise.
15537 (referenced_var_iterator_set): New helper function.
15538 * tree-dfa.c (referenced_var_lookup): Adjust.
15539 (referenced_var_check_and_insert): Likewise.
15540 (remove_referenced_var): Likewise.
15541 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15542 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15543 (verify_call_clobbering): Likewise.
15544 (verify_memory_partitions): Likewise.
15545 (init_tree_ssa): Allocate bitmap instead of hashtable for
15547 (delete_tree_ssa): Adjust.
15548 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15549 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15550 (compute_tag_properties): Likewise.
15551 (set_initial_properties): Likewise.
15552 (find_partition_for): Likewise.
15553 (update_reference_counts): Likewise.
15554 (dump_may_aliases_for): Likewise.
15555 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15556 (add_call_clobber_ops): Likewise.
15557 (add_call_read_ops): Likewise.
15558 (get_asm_expr_operands): Likewise.
15559 * tree-into-ssa.c (dump_decl_set): Likewise.
15560 (update_ssa): Likewise.
15561 * tree-sra.c (scan_function): Likewise.
15562 (decide_instantiations): Likewise.
15563 (scalarize_parms): Likewise.
15564 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15565 (dsa_named_for): Likewise.
15566 * tree-ssa-structalias.c (update_alias_info): Likewise.
15567 (merge_smts_into): Likewise.
15569 2008-02-27 David Daney <ddaney@avtrex.com>
15572 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
15573 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
15574 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
15575 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
15576 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
15578 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
15581 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
15582 (BUILT_IN_NEXTTOWARD): Remove.
15583 (BUILT_IN_NEXTTOWARDF): Ditto.
15584 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
15585 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
15587 2008-02-27 Tom Tromey <tromey@redhat.com>
15589 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
15590 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
15592 2008-02-27 Jan Beulich <jbeulich@novell.com>
15594 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
15595 update the respective field on newdecl.
15597 2008-02-27 Revital Eres <eres@il.ibm.com>
15599 PR rtl-optimization/34999
15600 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
15601 crossing edges that ends with a call insn.
15602 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
15603 call insn and clear the EDGE_CROSSING flag of the crossing edge
15604 when fixing fallthru edges.
15606 2008-02-27 Richard Guenther <rguenther@suse.de>
15608 PR middle-end/35390
15609 * fold-const.c (fold_unary): Return the correct argument,
15610 converted to the result type.
15612 2008-02-27 Richard Guenther <rguenther@suse.de>
15614 PR middle-end/34971
15615 * expr.c (expand_expr_real_1): Assert on rotates that operate
15617 * fold-const.c (fold_binary): Use the types precision, not the
15618 bitsize of the mode if folding rotate expressions. Build rotates
15619 only for full modes.
15621 2008-02-27 Jakub Jelinek <jakub@redhat.com>
15623 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
15624 and CPP_PRAGMA_EOL.
15625 * c-pragma.c (pragma_ns_name): New typedef.
15626 (registered_pp_pragmas): New variable.
15627 (c_pp_lookup_pragma): New function.
15628 (c_register_pragma_1): If flag_preprocess_only, do nothing
15629 for non-expanded pragmas, for expanded ones push pragma's
15630 namespace and name into registered_pp_pragmas vector.
15631 (c_invoke_pragma_handler): Register OpenMP pragmas even when
15632 flag_preprocess_only, don't register GCC pch_preprocess
15633 pragma if flag_preprocess_only.
15634 * c-opts.c (c_common_init): Call init_pragma even if
15635 flag_preprocess_only.
15636 * c-pragma.c (c_pp_lookup_pragma): New prototype.
15637 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
15638 cpp_register_pragma if flag_preprocess_only.
15640 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15643 * c-parser.c (c_parser_translation_unit): Warn for empty
15644 translation unit, not empty source file.
15646 2008-02-26 Paul Brook <paul@codesourcery.com>
15648 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
15649 operand for Thumb-2.
15650 * config/arm/arm.h (reg_class): Add CORE_REGS.
15651 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
15652 (BASE_REG_CLASS): Use CORE_REGS.
15653 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
15654 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
15655 (REGNO_OK_FOR_INDEX_P): Exclude SP.
15656 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
15657 ARM_REGNO_OK_FOR_INDEX_P.
15658 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
15659 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
15660 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
15661 (ldm/stm peepholes): Ditto.
15662 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
15663 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
15664 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
15665 * config/arm/constraints.md: Enable "k" constraint on ARM.
15667 2008-02-27 Ben Elliston <bje@au.ibm.com>
15669 * config/rs6000/rs6000.c: Annotate cache line size field in all
15670 instances of struct processor_costs.
15672 2008-02-26 David Edelsohn <edelsohn@gnu.org>
15674 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
15675 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
15676 jump_bypass): New counters.
15677 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
15678 * dce.c (gate_ud_dce): Same.
15679 (gate_fast_dce): Same.
15680 * dse.c (gate_dse1): New function.
15681 (gate_dse2): New function.
15682 (gate_dse): Merge results of new gate functions.
15683 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
15684 (gate_handle_jump_bypass): Add dbg_cnt.
15685 (gate_handle_gcse): Add dbg_cnt.
15686 * ifcvt.c (gate_handle_if_conversion): Same.
15687 (gate_handle_if_after_combine): Same.
15688 (gate_handle_if_after_reload): Same.
15689 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
15691 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
15693 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
15695 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
15697 2008-02-26 Jason Merrill <jason@redhat.com>
15700 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
15701 alone if it's the naming decl for the type's main variant.
15703 2008-02-26 Tom Tromey <tromey@redhat.com>
15705 * system.h (USE_MAPPED_LOCATION): Poison.
15706 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
15707 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
15708 (make_goto_expr_edges): Likewise.
15709 (remove_bb): Likewise.
15710 (execute_warn_function_return): Likewise.
15711 * basic-block.h (struct edge_def) <goto_locus>: Change type to
15713 * c-common.c (fname_decl): Remove old location code.
15714 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
15716 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
15718 (ASM_INPUT_SOURCE_LOCATION): Likewise.
15719 (gen_rtx_ASM_INPUT): Likewise.
15720 (gen_rtx_ASM_INPUT_loc): Likewise.
15721 (get_rtx_asm_OPERANDS): Remove.
15722 * cfglayout.c (insn_locators_alloc): Remove old location code.
15723 (set_curr_insn_source_location): Likewise.
15724 (curr_insn_locator): Likewise.
15725 * print-tree.c (print_node): Remove old location code.
15726 * tree-mudflap.c (mf_varname_tree): Remove old location code.
15727 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
15728 * cfgexpand.c (expand_gimple_cond_expr): Don't use
15729 location_from_locus.
15730 (construct_exit_block): Remove old location code.
15731 * emit-rtl.c (force_next_line_note): Remove old location code.
15732 * profile.c (branch_prob): Remove old location code.
15733 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
15734 LOC_LINE): Remove old-location variants.
15735 * langhooks.c (lhd_print_error_function): Remove old location
15737 * configure, config.in: Rebuilt.
15738 * configure.ac (--enable-mapped-location): Remove.
15739 * c-decl.c (c_init_decl_processing): Remove old location code.
15740 (finish_function): Likewise.
15741 * recog.c (decode_asm_operands): Remove old location code.
15742 * c-pch.c (c_common_read_pch): Remove old location code.
15743 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
15745 * gimple-low.c (lower_function_body): Remove old location code.
15746 * toplev.c (unknown_location): Remove.
15747 (push_srcloc): Remove old-location variant.
15748 (process_options): Remove old location code.
15749 (lang_dependent_init): Likewise.
15750 * input.h (UNKNOWN_LOCATION): Move definition.
15751 (location_t): Undeprecate.
15752 (source_locus): Remove.
15753 (location_from_locus): Remove.
15754 (struct location_s): Remove.
15755 Remove all old-location code.
15756 (input_line, input_filename): Remove.
15757 * final.c (final_scan_insn): Remove old location code.
15758 * diagnostic.c (diagnostic_build_prefix): Remove
15759 USE_MAPPED_LOCATION test.
15760 * tree.h (gimple_stmt) <locus>: Now a location_t.
15761 (tree_exp) <locus>: Likewise.
15762 (DECL_IS_BUILTIN): Remove old-location variant.
15763 (annotate_with_file_line, annotate_with_locus): Likewise.
15764 (expr_locus, set_expr_locus): Update.
15765 * tree.c (build1_stat): Remove old location code.
15766 (last_annotated_node): Remove.
15767 (annotate_with_file_line): Remove old-location variant.
15768 (annotate_with_locus): Likewise.
15769 (expr_location): Remove old location code.
15770 (set_expr_location): Likewise.
15771 (expr_has_location): Likewise.
15772 (expr_locus): Likewise.
15773 (set_expr_locus): Likewise.
15774 (expr_filename): Don't use location_from_locus.
15775 (expr_lineno): Likewise.
15776 * rtl-error.c (location_for_asm): Remove old location code.
15777 * c-lex.c (cb_line_change): Remove old location code.
15778 (fe_file_change): Likewise.
15779 (cb_def_pragma): Likewise.
15780 (c_lex_with_flags): Likewise.
15781 * gengtype.c (do_typedef): Don't special-case location types.
15782 (define_location_structures): Remove.
15783 (main): Don't call define_location_structures.
15784 * tree-pretty-print.c (dump_implicit_edges): Remove old location
15787 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15790 * builtins.def (BUILT_IN_STDARG_START): Remove.
15791 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
15792 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
15793 * tree-inline.c (inline_forbidden_p_1): Likewise.
15795 2008-02-26 Richard Guenther <rguenther@suse.de>
15797 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15798 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15799 (lookup_decl_from_uid): Declare.
15800 (remove_decl_from_map): Likewise.
15801 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15802 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15803 (decl_for_uid_map): New global hashtable mapping DECL_UID
15805 (init_ttree): Allocate it.
15806 (insert_decl_to_uid_decl_map): New helper function.
15807 (make_node_stat): Insert new decls into the map.
15808 (copy_node_stat): Likewise.
15809 (lookup_decl_from_uid): New function.
15810 (remove_decl_from_map): Likewise.
15811 (print_decl_for_uid_map_statistics): New helper.
15812 (dump_tree_statistics): Call it.
15814 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15815 (referenced_var_iterator): Adjust.
15816 (FOR_EACH_REFERENCED_VAR): Adjust.
15817 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15818 (num_referenced_vars): Adjust.
15819 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15820 (first_referenced_var): Remove.
15821 (end_referenced_vars_p): Likewise.
15822 (next_referenced_var): Likewise.
15823 (referenced_var_iterator_set): New helper function.
15824 * tree-dfa.c (referenced_var_lookup): Adjust.
15825 (referenced_var_check_and_insert): Likewise.
15826 (remove_referenced_var): Likewise.
15827 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15828 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15829 (verify_call_clobbering): Likewise.
15830 (verify_memory_partitions): Likewise.
15831 (init_tree_ssa): Allocate bitmap instead of hashtable for
15833 (delete_tree_ssa): Adjust.
15834 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15835 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15836 (compute_tag_properties): Likewise.
15837 (set_initial_properties): Likewise.
15838 (find_partition_for): Likewise.
15839 (update_reference_counts): Likewise.
15840 (dump_may_aliases_for): Likewise.
15841 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15842 (add_call_clobber_ops): Likewise.
15843 (add_call_read_ops): Likewise.
15844 (get_asm_expr_operands): Likewise.
15845 * tree-into-ssa.c (dump_decl_set): Likewise.
15846 (update_ssa): Likewise.
15847 * tree-sra.c (scan_function): Likewise.
15848 (decide_instantiations): Likewise.
15849 (scalarize_parms): Likewise.
15850 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15851 (dsa_named_for): Likewise.
15852 * tree-ssa-structalias.c (update_alias_info): Likewise.
15853 (merge_smts_into): Likewise.
15855 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15858 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
15859 * c-opts.c (c_common_handle_option): Wall enables
15860 Wvolatile-register-var.
15861 * common.opt: Move Wvolatile-register-var to...
15864 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15866 * common.opt (Wlarger-than=): New.
15867 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
15869 * opts.c (common_handle_option): Handle -Wlarger-than=.
15870 * optc-gen.awk: Likewise.
15871 * opth-gen.awk: Likewise.
15872 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
15873 * tree-optimize.c (tree_rest_of_compilation): Likewise.
15875 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15877 * c-common.c (match_case_to_enum_1): Add appropriate
15878 OPT_W* parameter to warning.
15879 (c_do_switch_warnings): Likewise.
15880 * c-typeck.c (warning_init): Add one more parameter following
15881 'warning' function.
15882 (push_init_level): Update call to warning_init.
15883 (pop_init_level): Likewise.
15884 (add_pending_init): Likewise.
15885 (output_init_element: Likewise.
15887 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15890 * toplev.c (toplev_main): If there are warnings or error, print
15891 errors for ignored options.
15892 * opts.c (ignored_options): New static variable.
15893 (postpone_unknown_option_error): New.
15894 (print_ignored_options): New.
15895 (handle_option): Postpone errors for unknown -Wno-* options.
15896 * opts.h (print_ignored_options): Declare.
15898 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
15900 * config/mips/mips.md (loadgp_blockage, blockage): Change type
15903 2008-02-25 Richard Guenther <rguenther@suse.de>
15906 2008-02-25 Richard Guenther <rguenther@suse.de>
15908 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15909 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15910 (lookup_decl_from_uid): Declare.
15911 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15912 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15913 (decl_for_uid_map): New global hashtable mapping DECL_UID
15915 (init_ttree): Allocate it.
15916 (insert_decl_to_uid_decl_map): New helper function.
15917 (make_node_stat): Insert new decls into the map.
15918 (copy_node_stat): Likewise.
15919 (lookup_decl_from_uid): New function.
15920 (print_decl_for_uid_map_statistics): New helper.
15921 (dump_tree_statistics): Call it.
15923 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15924 (referenced_var_iterator): Adjust.
15925 (FOR_EACH_REFERENCED_VAR): Adjust.
15926 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15927 (num_referenced_vars): Adjust.
15928 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15929 (first_referenced_var): Remove.
15930 (end_referenced_vars_p): Likewise.
15931 (next_referenced_var): Likewise.
15932 (referenced_var_iterator_set): New helper function.
15933 * tree-dfa.c (referenced_var_lookup): Adjust.
15934 (referenced_var_check_and_insert): Likewise.
15935 (remove_referenced_var): Likewise.
15936 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15937 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15938 (verify_call_clobbering): Likewise.
15939 (verify_memory_partitions): Likewise.
15940 (init_tree_ssa): Allocate bitmap instead of hashtable for
15942 (delete_tree_ssa): Adjust.
15943 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15944 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15945 (compute_tag_properties): Likewise.
15946 (set_initial_properties): Likewise.
15947 (find_partition_for): Likewise.
15948 (update_reference_counts): Likewise.
15949 (dump_may_aliases_for): Likewise.
15950 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15951 (add_call_clobber_ops): Likewise.
15952 (add_call_read_ops): Likewise.
15953 (get_asm_expr_operands): Likewise.
15954 * tree-into-ssa.c (dump_decl_set): Likewise.
15955 (update_ssa): Likewise.
15956 * tree-sra.c (scan_function): Likewise.
15957 (decide_instantiations): Likewise.
15958 (scalarize_parms): Likewise.
15959 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15960 (dsa_named_for): Likewise.
15961 * tree-ssa-structalias.c (update_alias_info): Likewise.
15962 (merge_smts_into): Likewise.
15964 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
15967 * doc/invoke.texi (-fcx-limited-range): Document new option.
15968 * toplev.c (process_options): Handle -fcx-fortran-rules.
15969 * common.opt: Add documentation for -fcx-fortran-rules.
15971 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
15974 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
15975 actual behaviour and C99.
15977 2008-02-26 Ben Elliston <bje@au.ibm.com>
15979 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
15980 (ASM_CPU_POWER6_SPEC): Likewise.
15981 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
15982 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
15983 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
15985 2008-02-25 Richard Guenther <rguenther@suse.de>
15987 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15988 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15989 (lookup_decl_from_uid): Declare.
15990 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15991 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15992 (decl_for_uid_map): New global hashtable mapping DECL_UID
15994 (init_ttree): Allocate it.
15995 (insert_decl_to_uid_decl_map): New helper function.
15996 (make_node_stat): Insert new decls into the map.
15997 (copy_node_stat): Likewise.
15998 (lookup_decl_from_uid): New function.
15999 (print_decl_for_uid_map_statistics): New helper.
16000 (dump_tree_statistics): Call it.
16002 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16003 (referenced_var_iterator): Adjust.
16004 (FOR_EACH_REFERENCED_VAR): Adjust.
16005 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16006 (num_referenced_vars): Adjust.
16007 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16008 (first_referenced_var): Remove.
16009 (end_referenced_vars_p): Likewise.
16010 (next_referenced_var): Likewise.
16011 (referenced_var_iterator_set): New helper function.
16012 * tree-dfa.c (referenced_var_lookup): Adjust.
16013 (referenced_var_check_and_insert): Likewise.
16014 (remove_referenced_var): Likewise.
16015 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16016 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16017 (verify_call_clobbering): Likewise.
16018 (verify_memory_partitions): Likewise.
16019 (init_tree_ssa): Allocate bitmap instead of hashtable for
16021 (delete_tree_ssa): Adjust.
16022 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16023 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16024 (compute_tag_properties): Likewise.
16025 (set_initial_properties): Likewise.
16026 (find_partition_for): Likewise.
16027 (update_reference_counts): Likewise.
16028 (dump_may_aliases_for): Likewise.
16029 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16030 (add_call_clobber_ops): Likewise.
16031 (add_call_read_ops): Likewise.
16032 (get_asm_expr_operands): Likewise.
16033 * tree-into-ssa.c (dump_decl_set): Likewise.
16034 (update_ssa): Likewise.
16035 * tree-sra.c (scan_function): Likewise.
16036 (decide_instantiations): Likewise.
16037 (scalarize_parms): Likewise.
16038 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16039 (dsa_named_for): Likewise.
16040 * tree-ssa-structalias.c (update_alias_info): Likewise.
16041 (merge_smts_into): Likewise.
16043 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
16046 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
16047 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
16048 * alias.h (nonoverlapping_memrefs_p): Likewise.
16050 2008-02-25 Jan Beulich <jbeulich@novell.com>
16052 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
16053 * config/i386/netware-libgcc.exp: Add __bswap?i2,
16054 __emultls_get_address, __emultls_register_common,
16055 __floatundi?f, and _Unwind_GetIPInfo.
16056 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
16057 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
16058 (gen_regparm_prefix): Likewise.
16059 (i386_nlm_encode_section_info): Sync with
16060 config/i386/winnt.c:i386_pe_encode_section_info().
16061 (i386_nlm_maybe_mangle_decl_assembler_name): New.
16062 i386_nlm_mangle_decl_assembler_name): New.
16063 (netware_override_options): New.
16064 * config/i386/netware.h (netware_override_options): Declare.
16065 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
16066 (i386_nlm_mangle_decl_assembler_name): Declare.
16067 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
16069 2008-02-25 Ben Elliston <bje@au.ibm.com>
16072 * c-decl.c (grokdeclarator): Remove unused local variables
16073 `typedef_type' and `type_as_written'.
16075 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
16076 unused local variable `has_hot_blocks'.
16077 (fix_crossing_conditional_branches): Remove unused local variable
16080 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
16082 PR middle-end/19984
16083 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
16084 using DEF_C99_BUILTIN.
16085 (BUILT_IN_NANF): Ditto.
16086 (BUILT_IN_NANL): Ditto.
16088 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
16089 Revital Eres <eres@il.ibm.com>
16091 * modulo-sched.c (calculate_must_precede_follow): Address TODO
16092 regarding the order of two dependent insns in the same row.
16094 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
16096 * stor-layout.c (layout_decl): Do not bump the alignment of a
16097 bit-field to more than byte alignment if it is packed.
16099 2008-02-24 David Edelsohn <edelsohn@gnu.org>
16101 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
16104 2008-02-24 Diego Novillo <dnovillo@google.com>
16106 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
16109 * tree-vrp.c (vrp_evaluate_conditional): With
16110 -Wtype-limits, emit a warning when comparing against a
16111 constant outside the natural range of OP0's type.
16112 * c.opt (Wtype-limits): Move ...
16113 * common.opt (Wtype-limits): ... here.
16115 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
16117 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
16118 * config/rs6000/e300c2c3.md: New file.
16119 * config/rs6000/rs6000.c (processor_costs): Add new costs for
16121 (rs6000_override_options): Add e300c2 and e300c3 cases to
16122 processor_target_table. Do not allow usage of Altivec or Spe
16123 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
16124 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
16125 * config/rs6000/rs6000.h (processor_type): Add
16126 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
16127 (ASM_CPU_SPEC): Add e300c2 and e300c3.
16128 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
16129 and ppce300c3. Include e300c2c3.md.
16131 2008-02-23 David Edelsohn <edelsohn@gnu.org>
16133 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
16134 instead of TARGET_STRICT_ALIGN.
16136 2008-02-23 Joseph Myers <joseph@codesourcery.com>
16138 * explow.c (memory_address): Assert that the generated address is
16141 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16144 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
16145 * config/darwin-ppc-ldouble-patch.def: New file.
16146 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
16147 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
16148 SUBTARGET_INIT_BUILTINS if defined.
16149 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
16152 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
16155 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
16156 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
16158 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
16161 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
16162 file" warning condtional on -Winvalid-PCH.
16164 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
16166 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
16168 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
16172 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
16173 prevent reload from using MMX registers.
16174 (*mov<mode>_internal): Ditto.
16175 (*movv2sf_internal_rex64): Ditto.
16176 (*movv2sf_internal): Ditto.
16178 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16180 PR documentation/31569
16181 * doc/install.texi2html: Use makeinfo --no-number-sections.
16183 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16185 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
16186 ensure that we can address an entire entity > 8 bytes. Don't
16187 generate reg+reg addressing for such data.
16189 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16191 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
16192 strings when optimizing for size, unless the target cares about
16195 2008-02-22 Tom Tromey <tromey@redhat.com>
16197 * regclass.c (current_pass): Remove declaration.
16199 2008-02-22 Anatoly Sokolov <aesok@post.ru>
16201 * config/avr/libgcc.S (__RAMPZ__): Define.
16202 (__do_copy_data): Add for devices with 128KB code memory.
16204 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16206 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16208 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
16210 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
16212 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
16215 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16218 * c-typeck.c (build_binary_op): Warn about floating point
16219 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
16221 2008-02-21 Janis Johnson <janis187@us.ibm.com>
16224 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
16225 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
16227 (rs6000_override_options): Set altivec_abi as default, not override,
16228 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
16229 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
16230 is used; use new member spe_abi.
16231 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
16232 spe_abi and altivec_abi.
16234 2008-02-22 Tomas Bily <tbily@suse.cz>
16236 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
16238 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16241 * config.build (build_file_translate): Set to `CMD //c' only if
16243 * Makefile.in (build_file_translate): Improve comment.
16245 2008-02-21 Jan Hubicka <jh@suse.cz>
16247 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
16248 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
16249 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
16251 2008-02-21 Michael Matz <matz@suse.de>
16254 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
16256 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
16258 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
16259 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
16260 as insn constraint.
16261 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
16262 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
16263 SSE_VEC_FLOAT_MODE_P as insn constraint.
16264 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
16265 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
16266 sse4a_movntdf using MODEF mode iterator.
16267 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
16268 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
16269 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
16270 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
16271 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
16272 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
16273 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
16275 2008-02-21 Richard Guenther <rguenther@suse.de>
16277 * tree.def (PAREN_EXPR): New tree code.
16278 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
16280 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
16281 * expr.c (expand_expr_real_1): Likewise.
16282 * tree-inline.c (estimate_num_insns_1): Likewise.
16283 * tree-complex.c (expand_complex_move): Likewise.
16284 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
16287 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16290 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
16292 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16295 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
16297 * config/sh/sh.c (find_barrier): Don't go past
16298 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
16300 2008-02-20 DJ Delorie <dj@redhat.com>
16302 * config/h8300/h8300.md (insv): Force source operand to be a register.
16304 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
16305 as a jump, not as a plain insn.
16307 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
16309 * doc/invoke.texi (Warning Options): Add new option
16310 -Wframe-larger-than=.
16311 (-Wframe-larger-than): Document.
16313 * flags.h (warn_frame_larger_than, frame_larger_than_size):
16314 Add declarations for new option variables.
16316 * final.c (final_start_function): Check the frame size
16317 before emission and issue a Wframe-larger-than warning.
16319 * opts.c (warn_frame_larger_than, frame_larger_than_size):
16320 Add definitions for new option variables.
16321 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
16323 * common.opt (Wframe-larger-than=): New option.
16325 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16327 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
16328 (<sse>_div<mode>3): Ditto.
16329 (<sse>_vmdiv<mode>3): Ditto.
16330 (<sse>_vmsqrt<mode>2): Ditto.
16331 (*smax<mode>3): Ditto.
16332 (sse5_frcz<mode>2): Ditto.
16333 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
16334 as insn constraint.
16336 2008-02-20 Richard Guenther <rguenther@suse.de>
16338 PR middle-end/35265
16339 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
16340 be happy with INTEGRAL_TYPE_P.
16342 2008-02-20 Richard Guenther <rguenther@suse.de>
16344 * fold-const.c (split_tree): Associate floatig-point expressions
16345 if flag_associative_math is set.
16347 2008-02-20 Richard Guenther <rguenther@suse.de>
16349 * tree.h (fold_real_zero_addition_p): Declare.
16350 * fold-const.c (fold_real_zero_addition_p): Export.
16351 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
16352 floating-point operations with zero and one.
16354 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
16356 * doc/install.texi: Correct references to CFLAGS, replacing them
16357 with BOOT_CFLAGS. Document flags used during bootstrap for
16360 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16362 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
16363 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
16364 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
16366 (smin<mode>3): Ditto from similar patterns.
16367 (smax<mode>3): Ditto.
16368 (*ieee_smin<mode>3): Ditto.
16369 (*ieee_smax<mode>3): Ditto.
16370 * config/i386/sse.md (sse): New mode attribute.
16371 (mov<mode>): Macroize expander from movv4sf and movv2df using
16372 SSEMODEF2P mode iterator.
16373 (<sse>_movnt<mode>): Ditto from similar patterns. Use
16374 SSE_VEC_FLOAT_MODE_P as insn constraint.
16375 (storent<mode>): Ditto.
16376 (storent<mode>): Macroize expander from storentsf and storentdf using
16377 MODEF mode iterator.
16378 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
16379 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
16380 (abs<mode>2): Ditto from similar patterns.
16381 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
16382 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
16383 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
16384 (<sse>_vmsqrt<mode>2): Ditto.
16385 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
16386 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
16387 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
16388 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
16389 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
16390 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
16391 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
16393 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
16394 iterator and SSE_FLOAT_MODE_P as insn constraint.
16395 (<sse>_ucomi): Ditto from similar patterns.
16396 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
16397 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
16398 SSE_VEC_FLOAT_MODE_P as insn constraint.
16399 (vcond<mode>): Ditto from similar patterns.
16400 (and<mode>3, *and<mode>3): Ditto.
16401 (<sse>_nand<mode>3): Ditto.
16402 (ior<mode>3, *ior<mode>3): Ditto.
16403 (xor<mode>3, *xor<mode>3): Ditto.
16404 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
16405 iterator and SSE_FLOAT_MODE_P as insn constraint.
16406 (*nand<mode>3): Ditto from similar patterns.
16407 (*ior<mode>3): Ditto.
16408 (*xor<mode>3): Ditto.
16410 2008-02-20 Ira Rosen <irar@il.ibm.com>
16412 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
16413 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
16414 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
16416 2008-02-19 Jan Hubicka <jh@suse.cz>
16418 * predict.c (tree_bb_level_predictions): Remove variable next
16419 mistakely introduced by previous commit.
16421 2008-02-19 Jan Hubicka <jh@suse.cz>
16423 * predict.c (predict_paths_leading_to): Rewrite.
16424 (predict_paths_for_bb): New.
16425 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
16427 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16430 * Makefile.in (build_file_translate): New.
16431 (gcc-vers.texi): Use it for translating $(abs_srcdir).
16432 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
16433 * configure.ac (build_file_translate): Substitute it.
16434 * configure: Regenerate.
16436 2008-02-19 Jan Hubicka <jh@suse.cz>
16438 PR rtl-optimization/34408
16439 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
16442 2008-02-19 Jan Hubicka <jh@suse.cz>
16444 PR middle-end/28779
16445 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
16448 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
16451 * config/i386/i386-modes.def: Revert the last DI alignment
16452 change until Ada people can look into it.
16454 2008-02-19 Nick Clifton <nickc@redhat.com>
16456 * opts.c (print_specific_help): Fix typo in --help text.
16458 2008-02-19 Jakub Jelinek <jakub@redhat.com>
16461 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
16462 32-bit inline asm without asm alternatives for host GCC < 3.0.
16464 2008-02-19 Richard Guenther <rguenther@suse.de>
16466 PR tree-optimization/34989
16467 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
16468 Allow propagation to INDIRECT_REF if we can simplify only.
16470 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16472 * c-common.c (warn_for_collisions_1): Use appropriate option when
16475 2008-02-19 Nick Clifton <nickc@redhat.com>
16478 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
16479 (handle_options): Fix indentation.
16480 (print_filtered_help): If no language-specific options were
16481 displayed tell the user how to list all the options supported by
16482 the language's front-end.
16483 (print_specific_help): Fix indentation and remove duplicate line.
16484 (common_handle_option): Handle the -v option.
16485 For --help enable the display of undocumented options if the -v
16486 switch has been included on the command line.
16487 For --help= check for overlaps in the arguments between the option
16488 classes and the language names and issue a warning when they
16489 cannot be disambiguated.
16490 * c.opt (v): Pass on to the common option handler.
16492 2008-02-19 Revital Eres <eres@il.ibm.com>
16494 * modulo-sched.c (sms_schedule): Change dump message when
16495 create_ddg function fails.
16496 (try_scheduling_node_in_cycle): Rename row to cycle.
16497 (print_partial_schedule): Rename CYCLE to ROW.
16499 2008-02-19 Christian Bruel <christian.bruel@st.com>
16500 Zdenek Dvorak <ook@ucw.cz>
16502 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
16504 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
16507 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
16508 (*x86_movdicc_0_m1_se): Ditto.
16510 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
16512 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
16513 (CMPtype): Define as __gcc_CMPtype.
16514 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
16515 (CMPtype): Define as __gcc_CMPtype.
16517 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
16519 Support valgrind 3.3 for --enable-checking=valgrind.
16520 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
16522 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
16523 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
16524 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
16525 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
16526 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
16527 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
16528 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
16530 * ggc-zone.c: Similar.
16531 * ggc-page.c: Similar.
16533 2008-02-19 Paul Brook <paul@codesourcery.com>
16536 * config/arm/ieee754-df.S: Fix do_it typo.
16537 * config/arm/ieee754-sf.S: Fix do_it typo.
16539 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
16542 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
16543 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
16544 (OPTION_MASK_ISA_SSE_SET): Likewise.
16545 (OPTION_MASK_ISA_SSE2_SET): Likewise.
16546 (OPTION_MASK_ISA_SSE3_SET): Likewise.
16547 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
16548 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
16549 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
16550 (OPTION_MASK_ISA_SSE4_SET): Likewise.
16551 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
16552 (OPTION_MASK_ISA_SSE5_SET): Likewise.
16553 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
16554 (OPTION_MASK_ISA_MMX_UNSET): Updated.
16555 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
16556 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16557 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16558 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16559 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16560 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16561 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16562 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
16563 (OPTION_MASK_ISA_SSE4): Removed.
16564 (ix86_handle_option): Turn on bits in ix86_isa_flags and
16565 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
16566 (override_options): Don't turn on implied SSE/MMX bits in
16569 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
16571 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
16574 2008-02-18 Joey Ye <joey.ye@intel.com>
16576 PR middle-end/34921
16577 * tree-nested.c (insert_field_into_struct): Set type alignment
16578 to field alignment if the former is less than the latter.
16580 2008-02-18 Jakub Jelinek <jakub@redhat.com>
16582 * BASE-VER: Set to 4.4.0.
16584 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16586 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
16587 * doc/cfg.texi: Likewise.
16588 * doc/extend.texi: Likewise.
16589 * doc/gty.texi: Likewise.
16590 * doc/invoke.texi: Likewise.
16591 * doc/loop.texi: Likewise.
16592 * doc/md.texi: Likewise.
16593 * doc/passes.texi: Likewise.
16594 * doc/rtl.texi: Likewise.
16595 * doc/sourcebuild.texi: Likewise.
16596 * doc/tm.texi: Likewise.
16597 * doc/tree-ssa.texi: Likewise.
16599 2008-02-17 Richard Guenther <rguenther@suse.de>
16601 PR middle-end/35227
16602 * tree-complex.c (init_parameter_lattice_values): Handle parameters
16603 without default definition.
16605 2008-02-17 Richard Guenther <rguenther@suse.de>
16607 PR tree-optimization/35231
16608 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
16611 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
16614 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16615 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
16616 libgcc_cmp_return mode.
16618 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16621 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
16623 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
16625 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
16628 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16630 * doc/c-tree.texi: Use `@.' where appropriate.
16631 * doc/extend.texi: Likewise.
16632 * doc/install.texi: Likewise.
16633 * doc/invoke.texi: Likewise.
16634 * doc/loop.texi: Likewise.
16635 * doc/makefile.texi: Likewise.
16636 * doc/md.texi: Likewise.
16637 * doc/passes.texi: Likewise.
16638 * doc/standards.texi: Likewise.
16639 * doc/tm.texi: Likewise.
16641 2008-02-15 Jakub Jelinek <jakub@redhat.com>
16643 PR middle-end/35196
16644 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
16646 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
16647 rather than in entry_bb.
16649 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16651 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
16652 libgcc_cmp_return mode.
16654 2008-02-15 Jakub Jelinek <jakub@redhat.com>
16656 PR middle-end/35130
16657 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
16658 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
16660 2008-02-15 Richard Guenther <rguenther@suse.de>
16661 Zdenek Dvorak <ook@ucw.cz>
16663 PR tree-optimization/35164
16664 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
16665 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
16666 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
16667 Only propagate addresses which do not have abnormal SSA_NAMEs
16670 2008-02-15 Joseph Myers <joseph@codesourcery.com>
16673 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
16675 2008-02-15 Jan Hubicka <jh@suse.cz>
16677 PR middle-end/35149
16678 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
16680 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16682 PR middle-end/34621
16683 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
16684 when calculating alignment_pad.
16686 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16688 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
16689 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
16690 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
16691 and STACK_BOUNDARY define.
16693 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
16695 PR preprocessor/35061
16696 * c-pragma.c (handle_pragma_pop_macro): Check that
16697 pushed_macro_table has been allocated.
16699 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
16701 PR middle-end/35136
16702 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
16703 (force_gimple_operand): Likewise.
16704 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
16705 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
16706 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
16707 (find_interesting_uses_address): Check addressability and alignment
16708 of the base expression only after substituting bases of IVs into it.
16710 2008-02-14 Michael Matz <matz@suse.de>
16713 * function.c (instantiate_virtual_regs_in_insn): Reload address
16714 before falling back to reloading the whole operand.
16716 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
16718 * config/s390/s390.c (s390_mainpool_start): Emit the pool
16719 before the first section switch note.
16721 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16723 * doc/bugreport.texi: Update copyright years.
16724 * doc/c-tree.texi: Likewise.
16725 * doc/cfg.texi: Likewise.
16726 * doc/cpp.texi: Likewise.
16727 * doc/cppinternals.texi: Likewise.
16728 * doc/fragments.texi: Likewise.
16729 * doc/frontends.texi: Likewise.
16730 * doc/gcc.texi: Likewise.
16731 * doc/gty.texi: Likewise.
16732 * doc/hostconfig.texi: Likewise.
16733 * doc/implement-c.texi: Likewise.
16734 * doc/libgcc.texi: Likewise.
16735 * doc/loop.texi: Likewise.
16736 * doc/makefile.texi: Likewise.
16737 * doc/options.texi: Likewise.
16738 * doc/passes.texi: Likewise.
16739 * doc/rtl.texi: Likewise.
16740 * doc/sourcebuild.texi: Likewise.
16741 * doc/standards.texi: Likewise.
16742 * doc/tree-ssa.texi: Likewise.
16743 * doc/trouble.texi: Likewise.
16745 * doc/extend.texi: Use @: or add comma where appropriate.
16746 * doc/invoke.texi: Likewise.
16747 * doc/tm.texi: Likewise.
16749 2008-02-14 Alan Modra <amodra@bigpond.net.au>
16752 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
16755 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
16757 * doc/md.texi (clz, ctz): Add reference.
16758 * doc/rtl.texi (clz, ctz): Likewise.
16760 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16763 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
16766 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
16768 * config/s390/s390.c (struct constant_pool): New field
16769 emit_pool_after added.
16770 (s390_mainpool_start): Set the emit_pool_after flag according
16771 to the section switch notes.
16772 (s390_mainpool_finish): Consider emit_pool_after when emitting
16773 the literal pool at the end of the function.
16774 (s390_chunkify_start): Force literal pool splits at section
16777 2008-02-13 Michael Matz <matz@suse.de>
16780 * var-tracking.c (clobber_variable_part): Correctly traverse the
16783 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16786 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
16787 Add -fdump-ipa-inline.
16788 * tree-dump.c (dump_files): Remove tree-inlined dump.
16789 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
16791 2008-02-12 Richard Guenther <rguenther@suse.de>
16793 PR tree-optimization/35171
16794 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
16797 2008-02-12 Richard Guenther <rguenther@suse.de>
16799 PR middle-end/35163
16800 * fold-const.c (fold_widened_comparison): Use get_unwidened in
16801 value-preserving mode. Disallow final truncation.
16803 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
16805 PR middle-end/35136
16806 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
16807 code from here to...
16808 (force_gimple_operand): ...here.
16810 2008-02-12 Jakub Jelinek <jakub@redhat.com>
16813 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
16814 non-compatible pointers.
16815 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
16816 different FIELD_DECLs, try harder by comparing field offsets, sizes
16819 PR inline-asm/35160
16820 * function.c (match_asm_constraints_1): Don't replace the same input
16823 2008-02-12 Anatoly Sokolov <aesok@post.ru>
16825 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
16826 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
16827 (expand_epilogue): Restore RAMPZ register.
16828 * config/avr/avr.md (RAMPZ_ADDR): New constant.
16830 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
16832 * config/i386/cygwin.asm: (__alloca): Correct calling
16833 convention and alignment.
16834 (__chkstk): Force 8 byte stack alignment.
16836 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
16837 Richard Guenther <rguenther@suse.de>
16839 PR tree-optimization/33992
16840 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
16841 the zero we compare against.
16843 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
16845 PR libfortran/35063
16846 * gthr-win32.h (__gthread_mutex_destroy_function): New function
16847 to CloseHandle after unlocking to prevent accumulation of handle
16850 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16852 PR middle_end/34150
16853 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
16854 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
16855 and update LABEL_NUSES during and after reload.
16857 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
16859 PR middle-end/34627
16860 * combine.c (simplify_if_then_else): Make sure the comparison is
16861 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
16863 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
16866 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
16867 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
16868 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
16869 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
16870 * tree.h (get_type_static_bounds): Likewise.
16872 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16874 * doc/invoke.texi (Option Summary, C++ Dialect Options)
16875 (Objective-C and Objective-C++ Dialect Options, Warning Options):
16876 Make -Wfoo language annotations match what the compiler outputs.
16878 2008-02-08 Sa Liu <saliu@de.ibm.com>
16880 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
16881 intrinsics spu_convts, spu_convtu, spu_convtf.
16883 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
16885 * doc/extend.texi (Function Attributes) <noinline>: Mention
16886 asm ("") as method to keep calls.
16888 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16891 * doc/options.texi (Options): Replace references to opts.sh with
16893 * opts-common.c: Likewise.
16894 * optc-gen.awk: Likewise.
16896 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
16898 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
16900 2008-02-07 Richard Henderson <rth@redhat.com>
16903 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
16904 EXPR_LIST for the REG_EQUAL instead of a comparison with a
16907 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
16909 PR tree-optimization/35085
16910 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
16911 for operand entry oe2 in addition to operand entry oe3 in order to
16912 expose more opportunities for vectorizer sum reduction.
16914 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16917 * Makefile.in (LIBS): Remove $(GMPLIBS).
16918 (cc1-dummy, cc1): Add $(GMPLIBS).
16920 2008-02-06 Jan Hubicka <jh@suse.cz>
16923 * i386.md (moddf_integer): Do not produce partial memory stalls for
16924 targets where it hurts.
16926 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
16929 * optabs.c (expand_float): Do not check for decimal modes when
16930 expanding unsigned integer through signed conversion.
16932 2008-02-06 Nick Clifton <nickc@redhat.com>
16934 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
16935 inside the clobber with a match_operand and duplicated operand
16936 number in the constraint.
16937 (ineqbranchsi): Delete redundant comment.
16939 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
16941 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
16942 builtin_define ("__USE_INIT_FINI__").
16943 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
16945 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
16947 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16949 PR documentation/30330
16950 * doc/invoke.texi (C++ Dialect Options)
16951 (Objective-C and Objective-C++ Dialect Options, Warning Options):
16952 For each warning option -Wfoo that allows -Wno-foo, ensure both
16953 -Wfoo and -Wno-foo are listed in the option index. Fix index
16954 entry of -Wswitch-default, index -Wnormalized= including the
16955 `=', and -Wlarger-than-@var{len} including @var{len}.
16957 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
16959 * config/i386/i386.md (floatunssisf2): Use
16960 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
16961 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
16962 Macroize expander using MODEF mode iterator.
16964 2008-02-05 Diego Novillo <dnovillo@google.com>
16966 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
16969 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
16971 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16974 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
16976 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
16979 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
16980 to indicate if a message should be generated.
16981 (init_cumulative_args): Updated.
16982 (function_value_32): Likewise.
16984 2008-02-05 Joseph Myers <joseph@codesourcery.com>
16986 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
16988 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
16991 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
16992 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
16994 2008-02-04 Diego Novillo <dnovillo@google.com>
16996 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
16999 * tree-vrp.c (vrp_evaluate_conditional): With
17000 -Wtype-limits, emit a warning when comparing against a
17001 constant outside the natural range of OP0's type.
17003 2008-02-04 Richard Guenther <rguenther@suse.de>
17005 PR middle-end/33631
17006 * expr.c (count_type_elements): Give for unions instead of
17009 2008-02-04 Richard Guenther <rguenther@suse.de>
17011 PR middle-end/35043
17012 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
17013 to TYPE_DOMAINs base type instead of using bitsizetype here.
17015 2008-02-03 Jason Merrill <jason@redhat.com>
17017 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
17019 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17022 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
17023 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
17024 (RS/6000 and PowerPC Options): Fix typos and markup.
17025 * doc/passes.texi (Tree-SSA passes): Likewise.
17027 2008-02-02 Michael Matz <matz@suse.de>
17030 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
17031 from record_last_reg_set_info.
17032 (record_last_reg_set_info): Take an RTX argument, iterate over all
17033 constituent hardregs.
17034 (record_last_set_info, record_opr_changes): Change calls to
17035 new signature or to record_last_reg_set_info_regno.
17037 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
17039 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
17041 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
17043 PR rtl-optimization/34773
17044 * reg-notes.def (EQUAL): Mention significance of combination of
17045 REG_EQUAL and REG_RETVAL.
17046 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
17047 insn that has a REG_RETVAL.
17049 2008-02-01 Roger Sayle <roger@eyesopen.com>
17052 * configure.ac (--enable-fixed-point): Disable unless explicitly
17054 * configure: Regenerate.
17056 2008-02-01 Richard Guenther <rguenther@suse.de>
17059 * invoke.texi (-finline-limit): Remove no longer true parts
17060 of the documentation. Note that there is no default value.
17062 2008-02-01 Andrew Pinski <pinskia@gmail.com>
17063 Mark Mitchell <mark@codesourcery.com>
17064 Ben Elliston <bje@au.ibm.com>
17067 * doc/extend.texi (Other Builtins): Document.
17069 2008-01-31 Tom Browder <tom.browder@gmail.com>
17071 * doc/c-tree.texi (Types): Fix grammar.
17072 (Expression trees): Ditto.
17073 * doc/passes.texi (Tree-SSA passes): Ditto.
17075 * doc/configterms.texi (Configure Terms): Fix typo.
17076 * doc/cpp.texi (Common Predefined Macros): Ditto.
17077 * doc/md.texi (Machine Constraints): Ditto.
17079 * doc/makefile.texi (Makefile): Add comma.
17081 2008-01-31 Tom Browder <tom.browder@gmail.com>
17082 Gerald Pfeifer <gerald@pfeifer.com>
17084 * doc/sourcebuild.texi (Front End): Remove references to CVS
17085 and CVSROOT/modules.
17086 (Texinfo Manuals): Replace reference to CVS by one to SVN.
17087 (Back End): Remove reference to CVS.
17089 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
17092 * config/mips/mips.c (gen_load_const_gp): New function, taking a
17094 (mips16_gp_pseudo_reg): ...here.
17095 * config/mips/mips.md (load_const_gp): Replace with...
17096 (load_const_gp_<mode>): ...this :P-based insn.
17098 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17100 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
17101 options. Minor fixes.
17102 (-std): Move reference to standards closer to where language
17103 standards are first mentioned.
17105 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
17107 PR rtl-optimization/34995
17108 * reload.c (alternative_allows_const_pool_ref): Take an rtx
17109 parameter and return a bool. If the rtx parameter is nonnull,
17110 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
17111 (find_reloads): Update call accordingly. Pass the new operand
17112 if it needed no address reloads, otherwise pass null.
17114 2008-01-30 Richard Henderson <rth@redhat.com>
17117 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
17118 for unbounded arrays.
17120 2008-01-30 Silvius Rus <rus@google.com>
17122 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
17124 2008-01-30 Jan Hubicka <jh@suse.cz>
17127 * i386.c (init_cumulative_args): Use real function declaration when
17130 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
17132 PR rtl-optimization/34998
17133 * global.c (build_insn_chain): Treat non-subreg_lowpart
17134 SUBREGs of pseudos as clobbering all the words covered by the
17135 SUBREG, not just all the bytes.
17136 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
17137 original df_ref rather than an extract parameter.
17138 (global_conflicts): Update call accordingly.
17140 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
17142 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
17143 the overflow check to make it easier to read.
17144 (__fixtfdi): Change the type of the ll member in union
17145 long_double to UDItype_x.
17147 2008-01-30 Jakub Jelinek <jakub@redhat.com>
17149 PR middle-end/34969
17150 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
17151 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
17152 * tree-inline.c (fold_marked_statements): Call
17153 cgraph_update_edges_for_call_stmt if folding a call statement.
17154 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
17155 debug_generic_stmt calls, reset it back afterwards.
17158 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
17160 * c-typeck.c (build_external_ref): Don't pedwarn about
17161 static vars in current function's scope.
17163 2008-01-29 Joseph Myers <joseph@codesourcery.com>
17165 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
17167 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
17170 * ipa-struct-reorg.c: Fix spelling.
17171 * params.def: Ditto.
17173 2008-01-29 Richard Guenther <rguenther@suse.de>
17175 PR middle-end/35006
17176 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
17178 * tree-inline.c (remap_type): Increment remapping_type_depth
17179 around remapping types.
17180 (copy_body_r): Only add referenced variables if they are referenced
17181 from code, not types.
17183 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
17194 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
17195 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
17197 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
17200 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
17201 pointer for tiny stack.
17203 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17205 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
17207 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17209 * config/vx-common.h: Fix typo in comment.
17211 2008-01-28 Ian Lance Taylor <iant@google.com>
17215 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
17216 coalesce pointers if they have different DECL_NO_TBAA_P values.
17217 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
17218 between variables with different DECL_NO_TBAA_P values.
17220 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
17223 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
17224 are not legitimate small data references on SPE targets.
17226 2008-01-28 David Daney <ddaney@avtrex.com>
17228 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
17230 2008-01-28 David Daney <ddaney@avtrex.com>
17232 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
17234 2008-01-27 Joseph Myers <joseph@codesourcery.com>
17236 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
17237 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
17238 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
17239 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
17240 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
17241 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
17242 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
17243 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
17245 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17247 * basic-block.h (condjump_equiv_p): Fix comment.
17249 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17251 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
17252 print_generic_stmt_indented): Fix comment.
17254 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17256 * configure.ac (__stack_chk_fail): Add detecion for availability
17257 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
17258 * configure: Regenerate.
17260 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
17262 PR middle-end/34688
17263 * final.c (output_addr_const): Handle TRUNCATE.
17265 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
17268 * tree-ssa-loop-ivopts.c (comp_cost): New type.
17269 (zero_cost, infinite_cost): New constants.
17270 (struct cost_pair): Change type of cost to comp_cost.
17271 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
17272 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
17274 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
17275 split_address_cost, ptr_difference_cost, difference_cost,
17276 get_computation_cost_at, get_computation_cost,
17277 determine_use_iv_cost_generic, determine_use_iv_cost_address,
17278 determine_use_iv_cost_condition, determine_use_iv_costs,
17279 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
17280 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
17281 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
17282 Change type of cost to comp_cost.
17283 (determine_iv_cost): Increase cost of non-original ivs, instead
17284 of decreasing the cost of original ones.
17285 (get_address_cost): Indicate the complexity of the addressing mode
17287 (try_add_cand_for): Prefer using ivs not specific to some object.
17288 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
17290 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
17291 Janis Johnson <janis187@us.ibm.com>
17294 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
17295 (TARGET_INSTANTIATE_DECLS): Likewise.
17296 * target.h (expand_to_rtl_hook): New target hook.
17297 (instantiate_decls): Likewise.
17298 * function.c (instantiate_decl): Make non-static. Rename to...
17299 (instantiate_decl_rtl): ... this.
17300 (instantiate_expr): Use instantiate_decl_rtl.
17301 (instantiate_decls_1): Likewise.
17302 (instantiate_decls): Likewise.
17303 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
17304 * function.h (instantiate_decl_rtl): Add prototype.
17305 * cfgexpand.c (target.h): New include.
17306 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
17307 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
17308 (TARGET_INSTANTIATE_DECLS): Likewise.
17309 (TARGET_INITIALIZER): New target hooks added.
17310 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
17312 * config/rs6000/rs6000.c (tree-flow.h): New include.
17313 (machine_function): Add sdmode_stack_slot field.
17314 (rs6000_alloc_sdmode_stack_slot): New function.
17315 (rs6000_instantiate_decls): Likewise.
17316 (rs6000_secondary_memory_needed_rtx): Likewise.
17317 (rs6000_check_sdmode): Likewise.
17318 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
17319 (TARGET_INSTANTIATE_DECLS): Likewise.
17320 (rs6000_hard_regno_mode_ok): Allow SDmode.
17321 (num_insns_constant): Likewise. Handle _Decimal32 constants.
17322 (rs6000_emit_move): Handle SDmode.
17323 (function_arg_advance): Likewise.
17324 (function_arg): Likewise.
17325 (rs6000_gimplify_va_arg): Likewise. Add special handling of
17326 SDmode var args for 32-bit compiles.
17327 (rs6000_secondary_reload_class): Handle SDmode.
17328 (rs6000_output_function_epilogue): Likewise.
17329 (rs6000_function_value): Simplify if statement.
17330 (rs6000_libcall_value): Likewise.
17331 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
17332 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
17333 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
17334 (movsd_hardfloat): New define_insn.
17335 (movsd_softfloat): Likewise.
17336 (movsd_store): Likewise.
17337 (movsd_load): Likewise.
17338 (extendsddd2): Likewise.
17339 (extendsdtd2): Likewise.
17340 (truncddsd2): Likewise.
17341 (movdd_hardfloat64): Fixup comment.
17342 (UNSPEC_MOVSD_LOAD): New constant.
17343 (UNSPEC_MOVSD_STORE): Likewise.
17345 2008-01-26 Jakub Jelinek <jakub@redhat.com>
17348 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
17350 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
17351 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
17352 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
17353 and TRUTH_XOR_EXPR.
17355 2008-01-26 David Edelsohn <edelsohn@gnu.org>
17358 * config.gcc: Separate AIX 5.3 from AIX 6.1.
17359 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17360 __LONGDOUBLE128 too.
17361 * config/rs6000/aix61.h: New file.
17363 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17365 PR rtl-optimization/34959
17366 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
17367 popcount and parity rtxes the same mode as their operand.
17368 Truncate or extend the result to the return value's mode
17371 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17374 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
17375 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
17376 to GOT_VERSION_REGNUM.
17377 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
17378 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
17379 * config/mips/mips.c (mips_emit_call_insn): New function.
17380 (mips_call_tls_get_addr): Call mips_expand_call directly.
17381 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
17383 (mips16_build_call_stub): Likewise. Return the call insn or null.
17384 (mips_expand_call): Update the call to mips16_build_call_stub
17385 accordingly and a remove redundant condition. Assert that MIPS16
17386 stubs do not use lazy binding. Use mips_emit_call_insn and return
17388 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
17390 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
17391 (mips_avoid_hazard): Remove hazard_set handling.
17392 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
17393 (UNSPEC_RESTORE_GP): ...this.
17394 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
17395 (FAKE_CALL_REGNO): Rename to...
17396 (GOT_VERSION_REGNUM): ...this.
17397 (type): Add "ghost" value. Add an associated insn reservation.
17398 (hazard_set): Remove.
17399 (exception_receiver): Rename to...
17400 (restore_gp): ...this and update the unspec identifier accordingly.
17401 (exception_receiver, nonlocal_got_receiver): New expanders.
17402 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
17403 FAKE_CALL_REGNO. Remove hazard_set attribute.
17404 (set_got_version, update_got_version): New patterns.
17406 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
17409 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
17411 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17414 * doc/install.texi2html: Generate gcc-vers.texi.
17416 2008-01-25 DJ Delorie <dj@redhat.com>
17418 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
17420 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17422 * config/c4x: Remove directory.
17423 * config.gcc (crx-*, mt-*): Mark obsolete.
17424 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
17425 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
17426 sh-*-rtemscoff*): Remove cases.
17427 * defaults.h (C4X_FLOAT_FORMAT): Remove.
17428 * real.c (encode_c4x_single, decode_c4x_single,
17429 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
17430 c4x_extended_format): Remove.
17431 * real.h (c4x_single_format, c4x_extended_format): Remove.
17432 * doc/extend.texi (interrupt, naked): Remove mention of attributes
17434 (Pragmas): Remove comment about c4x pragmas.
17435 * doc/install.texi (c4x): Remove target-specific instructions.
17436 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
17437 * doc/md.texi (Machine Constraints): Remove C4x documentation.
17438 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
17439 refer to C4x source files as examples.
17440 (C4X_FLOAT_FORMAT): Remove documentation.
17442 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
17444 * config/bfin/bfin.c (override_options): Reorder tests so that
17445 flag_pic gets enabled for -msep-data.
17447 2008-01-25 Richard Guenther <rguenther@suse.de>
17449 PR middle-end/32244
17450 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
17451 to its bitfield precision if required.
17453 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17455 PR middle-end/33880
17456 * tree-nested.c (walk_omp_for): New function.
17457 (convert_nonlocal_reference, convert_local_reference): Call
17458 walk_omp_for on OMP_FOR.
17459 (convert_call_expr): Call walk_body on OMP_FOR's
17460 OMP_FOR_PRE_INIT_BODY.
17462 2008-01-25 Richard Guenther <rguenther@suse.de>
17464 PR tree-optimization/34966
17465 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
17466 default defs and PHI_NODEs we have to insert after the
17467 defining statement.
17469 2008-01-24 Nick Clifton <nickc@redhat.com>
17471 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
17472 Provide a default definition.
17473 (LIBGCC2_UNITS_PER_WORD): Likewise.
17475 * config/stormy16/stormy16.c: Include df.h for the prototype
17476 for df_regs_ever_live_p.
17477 (xstormy16_expand_builtin_va_start): Convert the stack offset
17478 into a component_ref and then use POINTER_PLUS_EXPR to add it
17479 to the incoming_virtual_args_rtx.
17480 (xstormy16_gimplify_va_arg_expr): Rename to
17481 xstormy16_gimplify_va_arg_expr.
17482 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
17483 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
17484 xstormy16_gimplify_va_arg_expr.
17485 Fix up some formatting issues.
17487 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
17488 Move to predicates.md.
17489 (xs_hi_general_operand): Likewise.
17490 (xs_hi_nonmemory_operand): Likewise.
17491 * config/stormy16/predicates.md:
17492 (xstormy16_carry_plus_operand): New predicate.
17493 (xs_hi_general_operand): New predicate.
17494 (xs_hi_nonmemory_operand): New predicate.
17495 * config/stormy16/stormy16-protos.h:
17496 (xstormy16_carry_plus_operand): Delete prototype.
17497 (xs_hi_general_operand): Likewise.
17498 (xs_hi_nonmemory_operand): Likewise.
17500 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
17501 modifiers as they are no longer needed and they can trigger
17502 reload spill failures.
17504 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
17505 with a match_operand in order to help reload.
17507 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
17508 constraint with 'e' for the 8th alternative as this version of
17509 the mov.w instruction only accepts the lower 8 registers.
17511 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
17514 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
17515 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
17518 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17520 PR middle-end/33333
17521 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
17523 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
17525 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
17527 (remove_structure): Update allocations list before removing structure.
17529 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
17531 * ipa-struct-reorg.c (is_safe_cond_expr,
17532 create_new_stmts_for_cond_expr): Use integer_zerop function,
17533 that recognize not only zero-pointer, but zero-integer too.
17535 2008-01-25 Ben Elliston <bje@au.ibm.com>
17538 * fixproto: Escape "." in sed expression that strips leading "./".
17540 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
17543 * gcc.c (SWITCH_OK): Removed.
17544 (SWITCH_LIVE): Changed to bit.
17545 (SWITCH_FALSE): Likewise.
17546 (SWITCH_IGNORE): Likewise.
17547 (switchstr): Change live_cond to unsigned int.
17548 (process_command): Replace SWITCH_OK with 0.
17549 (do_self_spec): Likewise.
17550 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
17551 (give_switch): Likewise.
17552 (used_arg): Likewise.
17553 (do_spec_1): Set the SWITCH_IGNORE bit.
17554 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
17555 bits. Set the SWITCH_LIVE bit.
17557 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17559 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
17561 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
17563 PR tree-optimization/34472
17564 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
17565 parameter to a "bool *" and set *DATA to false if there is
17566 an unsafe access. Do not delete the structure here.
17567 (check_cond_exprs): Delete it here instead.
17568 (check_cond_exprs, exclude_cold_structs): Do not increase
17569 I when removing a structure.
17571 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
17574 * config/i386/i386.c (ix86_expand_vector_init): Consider only
17575 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
17577 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
17579 PR middle-end/34934
17580 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
17581 a fixed vector for stack.
17583 2008-01-24 Ben Elliston <bje@au.ibm.com>
17586 * doc/gcc.texi (Software development): Add a direntry for g++.
17588 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
17590 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
17591 stale and straggling -fforce-addr comments above.
17593 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
17595 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
17596 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
17598 2008-01-23 Michael Matz <matz@suse.de>
17601 * dwarf2out.c (force_type_die): Use modified_type_die instead of
17604 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
17606 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
17607 malloc result type.
17609 2008-01-23 Anatoly Sokolov <aesok@post.ru>
17611 * config/avr/avr.c (avr_current_arch): New variable.
17612 (avr_arch_types): Add 'avr31' and 'avr51' entries.
17613 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
17614 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
17615 (avr_override_options): Init 'avr_current_arch'.
17616 (base_arch_s): Move from here...
17617 * config/avr/avr.h (base_arch_s): ... here. Add new members
17618 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
17619 'mega' to 'have_jmp_call'.
17620 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
17621 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
17623 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
17625 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17626 MULTILIB_MATCHES): Ditto.
17628 2008-01-23 Richard Guenther <rguenther@suse.de>
17630 PR middle-end/31529
17631 * cgraphunit.c (cgraph_reset_node): Always mark the node
17632 not reachable if it is not queued already.
17634 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
17636 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
17637 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
17638 (cputype_selected): New static variable.
17639 (bfin_handle_option): Set it if -mcpu is used.
17640 (override_option): Select default set of workarounds if no cpu type
17641 selected on the command line.
17642 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
17644 From Michael Frysinger <michael.frysinger@analog.com>
17645 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
17646 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
17648 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
17649 for bf547, bf523, bf524, and bf526.
17650 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
17652 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17653 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
17654 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
17655 __ADSPBF547__ and __ADSPBF54x__ for bf547.
17656 * doc/invoke.texi (Blackfin Options): Document that
17657 -mcpu now accept bf547, bf523, bf524, and bf526.
17659 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
17661 PR rtl-optimization/34628
17662 * combine.c (try_combine): Stop and undo after the first combination
17663 if an autoincrement side-effect on the first insn has effectively
17666 2008-01-22 David Edelsohn <edelsohn@gnu.org>
17669 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
17670 Offset addresses are not valid for Altivec or paired float modes.
17672 2008-01-22 Jakub Jelinek <jakub@redhat.com>
17675 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
17676 if DECL_INITIAL (decl) is error_mark_node.
17679 * c-common.c (handle_vector_size_attribute): Only allow
17680 integral, scalar float and fixed point types. Handle OFFSET_TYPE
17681 the same way as pointer, array etc. types.
17682 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
17685 * tree.c (build_type_attribute_qual_variant): Call
17686 build_qualified_type if attributes are equal, but quals are not.
17688 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17691 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
17692 * flags.h (warn_strict_aliasing): Remove.
17693 (warn_strict_overflow): Remove.
17694 * opts.c (warn_strict_aliasing): Remove.
17695 (warn_strict_overflow): Remove.
17696 * c-opts.c (c_common_handle_option): -Wall only sets
17697 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
17698 (c_common_post_options): Give default values to -Wstrict-aliasing
17699 and -Wstrict-overflow if they are uninitialized.
17700 * common.opt (Wstrict-aliasing): Specify Var and Init.
17701 (Wstrict-overflow): Likewise.
17703 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17705 PR rtl-optimization/26854
17706 PR rtl-optimization/34400
17707 PR rtl-optimization/34884
17708 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
17710 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
17711 (df_rd_bb_info.expanded_lr_out): Deleted
17712 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
17713 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
17714 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
17715 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
17716 Removed code to allocate, initialize or free expanded_lr_out.
17717 (df_rd_bb_local_compute_process_def): Restructured to make more
17719 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
17720 sets if the sets are being trimmed.
17722 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
17725 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
17726 (as_vers): Likewise.
17727 * configure: Regenerated.
17729 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17731 PR middle-end/33092
17732 * tree-pass.h (pass_build_alias): New pass.
17733 * tree-ssa-alias.c (gate_build_alias): New.
17734 (pass_build_alias): New.
17735 * passes.c (init_optimization_passes): Add pass_build_alias after
17736 pass_create_structure_vars.
17738 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
17740 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
17741 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
17742 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
17743 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
17744 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
17745 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
17746 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
17747 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
17748 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
17749 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
17750 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
17751 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
17752 * config/s390/s390.md (FP_ALL): New mode iterator.
17753 (_d): New mode attribute.
17754 ("*signbit<mode>2>"): Changed mode of first operand.
17755 ("isinf<mode>2"): Changed mode of first operand.
17756 ("*TDC_insn"): Adaptation for DFP modes.
17758 2008-01-22 Ben Elliston <bje@au.ibm.com>
17760 * tree.c (check_qualified_type): Improve function description.
17762 2008-01-21 Jason Merrill <jason@redhat.com>
17765 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
17766 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
17769 2008-01-21 DJ Delorie <dj@redhat.com>
17771 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
17774 2008-01-21 Richard Guenther <rguenther@suse.de>
17776 PR middle-end/34856
17777 * tree-cfg.c (verify_expr): Allow all invariant expressions
17778 instead of just constant class ones as reference argument.
17779 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
17780 like any other constant.
17781 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17783 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
17785 * regmove.c (fixup_match_1): Update call crossed frequencies.
17787 2008-01-21 Richard Guenther <rguenther@suse.de>
17790 * tree-inline.c (setup_one_parameter): Deal with mismatched
17791 types using a VIEW_CONVERT_EXPR.
17793 2008-01-21 Alon Dayan <alond@il.ibm.com>
17794 Olga Golovanevsky <olga@il.ibm.com>
17796 PR tree-optimization/34701
17797 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
17798 when the structure size is not a power of 2.
17800 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
17802 * doc/install.texi: Add doc for --enable-checking=df.
17804 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
17806 PR rtl-optimization/34808
17807 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
17809 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
17811 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
17814 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
17816 PR rtl-optimization/26854
17817 PR rtl-optimization/34400
17818 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
17820 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
17821 (df_rd_bb_info.expanded_lr_out): New.
17822 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
17823 * loop_iv.c (iv_analysis_loop_init): Ditto.
17824 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
17825 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
17826 Added code to allocate, initialize or free expanded_lr_out.
17827 (df_rd_bb_local_compute_process_def): Restructured to make
17828 more understandable.
17829 (df_rd_confluence_n): Add code to do nothing with fake edges and
17830 code to no apply invalidate_by_call sets if the sets are being trimmed.
17831 (df_lr_local_finalize): Renamed to df_lr_finalize.
17832 (df_live_local_finalize): Renamed to df_live_finalize.
17834 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
17837 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
17838 deciding whether to use reciprocal instructions.
17840 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
17842 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
17843 dwarf2out_note_section_used if cold_text_section is NULL.
17845 2008-01-19 Jakub Jelinek <jakub@redhat.com>
17847 PR gcov-profile/34610
17848 * tree-cfg.c (make_edges): Mark both outgoing edges from
17849 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
17850 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
17851 from OMP_FOR and OMP_CONTINUE outgoing edges.
17853 * tree-profile.c (tree_profiling): Return early if
17854 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
17856 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
17857 from cfun to child_cfun.
17858 * function.h (struct function): Add after_tree_profile bit.
17860 2008-01-19 Anatoly Sokolov <aesok@post.ru>
17862 * config/avr/avr.S (_exit): Disable interrupt.
17864 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
17865 Steven Bosscher <stevenb.gcc@gmail.com>
17867 PR rtl-optimization/26854
17868 PR rtl-optimization/34400
17869 * df-problems.c (df_live_scratch): New scratch bitmap.
17870 (df_live_alloc): Allocate df_live_scratch when doing df_live.
17871 (df_live_reset): Clear the proper bitmaps.
17872 (df_live_bb_local_compute): Only process the artificial defs once
17873 since the order is not important.
17874 (df_live_init): Init the df_live sets only with the variables
17875 found live by df_lr.
17876 (df_live_transfer_function): Use the df_lr sets to prune the
17877 df_live sets as they are being computed.
17878 (df_live_free): Free df_live_scratch.
17880 2008-01-18 Ian Lance Taylor <iant@google.com>
17882 * common.opt: Add fmerge-debug-strings.
17883 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
17884 flag_merge_debug_strings rather than flag_merge_constants.
17885 * doc/invoke.texi (Option Summary): Mention
17886 -fmerge-debug-strings.
17887 (Debugging Options): Document -fmerge-debug-strings.
17889 2008-01-18 Ian Lance Taylor <iant@google.com>
17892 * tree.h (DECL_IS_OPERATOR_NEW): Define.
17893 (struct tree_function_decl): Add new field operator_new_flag.
17894 * tree-inline.c (expand_call_inline): When inlining a call to
17895 operator new, force the return value to go into a variable, and
17896 set DECL_NO_TBAA_P on that variable.
17897 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
17899 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
17902 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
17903 DWARF2_DEBUGGING_INFO.
17904 (dwarf2out_note_section_used): Ditto. Add prototype.
17905 (have_multiple_function_sections, text_section_used,
17906 cold_text_section_used, *cold_text_sections): Move declarations
17909 2008-01-17 Bob Wilson <bob.wilson@acm.org>
17911 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
17912 field and add signal_ra.
17913 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
17914 assignments to frame state pc. Move end of stack check after
17915 MD_FALLBACK_FRAME_STATE_FOR.
17916 (uw_update_context_1): Use frame state signal_regs if set, instead
17917 of checking signal_frame flag.
17918 (uw_update_context): Use frame state signal_ra if set.
17919 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
17920 * config/xtensa/linux-unwind.h: New file.
17922 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
17924 * modulo-sched.c (get_sched_window): Fix comment typo.
17926 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
17928 PR tree-optimization/34648
17929 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
17931 2008-01-17 Anatoly Sokolov <aesok@post.ru>
17933 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
17934 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
17936 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
17938 PR rtl-optimization/34400
17939 * df-core.c (df_worklist_dataflow_overeager,
17940 df_worklist_dataflow_doublequeue): New functions.
17941 (df_worklist_dataflow): Two different worklist solvers.
17942 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
17945 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17948 * doc/invoke.texi: Document the dependence on pthread for fopenmp
17949 and ftree-parallelize-loops.
17951 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
17953 PR rtl-optimization/34826
17954 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
17956 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
17958 * global.c (find_reg): Mark the eh regs as used if necessary.
17959 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
17960 * ra.h (struct allocno): no_eh_reg field added. Changed
17961 no_stack_reg type to bitfield.
17963 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
17965 * tree.c (substitute_in_expr): Add missing 'break'.
17967 2008-01-17 Richard Guenther <rguenther@suse.de>
17969 PR tree-optimization/34825
17970 * tree-ssa-math-opts.c (is_division_by): Do not recognize
17971 x / x as division to handle.
17973 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17975 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
17976 "-pthread" is specified.
17977 * pa-hpux11.h (LIB_SPEC): Likewise.
17979 2008-01-16 Janis Johnson <janis187@us.ibm.com>
17980 Peter Bergner <bergner@vnet.ibm.com>
17982 PR rtl-optimization/33796
17983 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
17985 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17987 PR libgfortran/34699
17988 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
17990 * pa-hpux10.h (LINK_SPEC): Likewise.
17991 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
17993 2008-01-16 Richard Guenther <rguenther@suse.de>
17995 PR middle-end/32628
17996 * fold-const.c (fold_convert_const_int_from_int): Do not
17997 set overflow if that occured only because of a sign extension
17998 change when converting from/to a sizetype with the same
17999 precision and signedness.
18001 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18004 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
18005 location address to the correct place. Update copyright year.
18007 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18009 * lambda-code.c (lambda_transform_legal_p): Handle the case of
18010 no dependences in the dependence_relations vector.
18012 2008-01-16 Jan Hubicka <jh@suse.cz>
18014 PR rtl-optimization/31396
18015 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
18016 * cfg.c (dump_reg_info): Print it.
18017 * regs.h (struct reg_info_t): add freq_calls_crossed.
18018 (REG_FREQ_CALLS_CROSSED): New macro.
18019 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
18020 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
18021 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
18022 regmove_optimize): Update call crossed frequencies.
18023 * local-alloc.c (struct qty): Add freq_calls_crossed.
18024 (alloc_qty): Copute freq_calls_crossed.
18025 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
18026 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
18027 * ra.h (struct allocno): Add freq_calls_crossed.
18029 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18031 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
18032 libgomp when compiling with ftree-parallelize-loops.
18033 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
18035 2008-01-16 Richard Guenther <rguenther@suse.de>
18037 PR tree-optimization/34769
18038 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
18039 * tree.c (int_cst_value): Instead make this function more
18040 permissive in what it accepts as valid input. Document this
18041 function always sign-extends the value.
18043 2008-01-16 Jakub Jelinek <jakub@redhat.com>
18044 Richard Guenther <rguenther@suse.de>
18047 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
18048 (gimple_fold_indirect_ref_rhs): ... this.
18049 (gimple_fold_indirect_ref): New function with foldings
18050 that preserve lvalueness.
18051 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
18052 * tree-flow.h (gimple_fold_indirect_ref): Declare.
18053 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
18054 to fold an INDIRECT_REF, fall back to the old use of
18055 fold_indirect_ref_1.
18057 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18059 * tree-data-ref.c (subscript_dependence_tester_1): Call
18060 free_conflict_function.
18061 (compute_self_dependence): Same.
18063 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18066 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
18067 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
18069 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
18070 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
18071 for DWARF2_UNWIND_INFO targets.
18073 2008-01-16 Richard Guenther <rguenther@suse.de>
18076 * c-typeck.c (common_pointer_type): Do not merge inconsistent
18077 type qualifiers for function types.
18079 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
18081 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
18082 loop_iterator li from previous commit.
18084 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
18086 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
18088 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
18090 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
18091 (parallelize_loops): Don't parallelize irreducible components.
18093 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18096 * c-opts (c_common_post_options): Do not enable CPP
18097 flag_pedantic_errors by default.
18099 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
18101 PR rtl-optimization/31944
18102 * cse.c (remove_pseudo_from_table): New function.
18103 (merge_equiv_classes): Use above function to remove pseudo-registers.
18104 (invalidate): Likewise.
18106 2008-01-13 Richard Guenther <rguenther@suse.de>
18108 PR middle-end/34601
18109 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
18110 instead of TYPE_MODE to deal with calls from expand_one_error_var.
18112 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
18114 * gcse.c (cprop_jump): Call validate_unshare_change instead of
18115 validate_change to unshare the source of the PC set.
18117 2008-01-12 Jan Hubicka <jh@suse.cz>
18119 PR middle-end/32135
18120 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
18121 references above array bounds. This might trigger bounds checks for
18122 pointers to arrays.
18124 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
18126 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
18127 new_replaceable_dependencies.
18129 2008-01-12 Doug Kwan <dougkwan@google.com>
18131 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
18132 instead of OPT_Wreturn_type in warning due to ignored return type
18134 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
18135 options included in -Wextra.
18136 * c.opt: New option -Wignored_qualifiers.
18137 * doc/invoke.texi (Warning Options, -Wextra): Add new option
18138 -Wignore_qualifiers.
18139 (-Wignored-qualifiers): Document.
18140 (-Wreturn-type): Remove description of functionality now handled
18141 by -Wignored-qualifiers.
18143 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
18146 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
18147 NOP_EXPR if it is between integral types with the same precision.
18149 2008-01-12 Jan Hubicka <jh@suse.cz>
18152 * invoke.texi (max-inline-recursive-depth): Fix default value.
18154 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
18156 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
18159 2008-01-11 Bob Wilson <bob.wilson@acm.org>
18161 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
18163 2008-01-11 James E. Wilson <wilson@specifix.com>
18166 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
18168 2008-01-11 Anatoly Sokolov <aesok@post.ru>
18170 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
18171 save/restore frame pointer register and don't use 'call-prologues'
18172 optimization in function with "OS_task" attribute.
18174 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
18176 PR middle-end/31309
18177 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
18178 when copying to memory.
18180 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
18182 PR rtl-optimization/30905
18183 * cfgcleanup.c: Include dce.h
18184 (crossjumps_occured): New global variable.
18185 (try_crossjump_bb): Exit loop after finding a fallthru edge.
18186 If something changed, set crossjumps_occured to true.
18187 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
18188 Don't add/remove fake edges to exit here...
18189 (cleanup_cfg): ...but do it here, when crossjumping.
18190 Run a fast DCE when successful crossjumps occured in the latest
18191 iteration of try_optimize_cfg.
18193 2008-01-11 Richard Guenther <rguenther@suse.de>
18195 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
18196 (struct vn_unary_op_s): Likewise.
18197 (vn_reference_insert): Free old reference on hash collision.
18199 2008-01-10 Raksit Ashok <raksit@google.com>
18201 PR rtl-optimization/27971
18202 * combine.c (find_split_point): Split PLUS expressions which are
18203 inside a MEM rtx, and whose first operand is complex.
18205 2008-01-10 DJ Delorie <dj@redhat.com>
18207 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
18208 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
18209 (m32c_hard_regno_ok): Call the underlying function.
18211 2008-01-10 Richard Guenther <rguenther@suse.de>
18213 PR middle-end/34683
18214 * tree-cfg.c (tree_merge_blocks): Do not go through the
18215 full-blown folding and stmt updating path if we just deal
18216 with virtual operands.
18217 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
18218 test for abnormal SSA_NAMEs.
18220 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
18222 PR middle-end/34641
18223 * reload.c (push_reload): Add assertions. All constants from
18224 reg_equiv_constant should have been used for replacing the respective
18226 (find_reloads_address): Invoke find_reloads_address_part for
18227 constant taken from the reg_equiv_constant array.
18229 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
18231 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
18232 field (valnum) the first in the struct. Replace bools with
18235 2008-01-10 Richard Guenther <rguenther@suse.de>
18237 PR tree-optimization/34651
18238 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
18239 types and ordering for masking and converting.
18241 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
18243 PR tree-optimization/34017
18244 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
18245 also for PHI_NODE expressions.
18247 2008-01-09 Jan Hubicka <jh@suse.cz>
18249 PR tree-optimization/34708
18250 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
18251 based on number of case labels.
18252 (init_inline_once): Remove switch_cost.
18253 * tree-inline.h (eni_weights_d): Remove switch_cost.
18255 2008-01-09 Richard Guenther <rguenther@suse.de>
18256 Andrew Pinski <andrew_pinski@playstation.sony.com>
18258 PR middle-end/30132
18259 * gimplify.c (gimplify_cond_expr): Do not create an addressable
18260 temporary if an rvalue is ok or an lvalue is not required.
18262 2008-01-09 Richard Guenther <rguenther@suse.de>
18264 PR middle-end/34458
18265 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
18266 adjust return type.
18268 2008-01-09 Richard Guenther <rguenther@suse.de>
18270 PR middle-end/34679
18271 * tree.c (host_integerp): Check for sizetype only if the
18272 type is an integer type.
18274 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
18277 * opts.c (decode_options): Disable inlining of functions called
18278 once if not in unit-at-a-time mode.
18280 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
18282 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
18284 2008-01-08 Richard Guenther <rguenther@suse.de>
18286 PR middle-end/31863
18287 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
18288 out early if the result will be unused.
18290 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18295 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18296 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18299 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
18301 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
18302 for vectorization tuned.
18304 2008-01-08 Richard Guenther <rguenther@suse.de>
18306 PR tree-optimization/34683
18307 * tree-ssa-operands.c (operand_build_cmp): Export.
18308 * tree-ssa-operands.h (operand_build_cmp): Declare.
18309 * tree-vn.c (vuses_compare): Remove.
18310 (sort_vuses): Use operand_build_cmp.
18311 (sort_vuses_heap): Likewise.
18312 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
18313 to re-use old VEC if available. Do not sort already sorted VUSEs.
18314 (vdefs_to_vec): Do not sort already sorted VDEFs.
18316 2008-01-08 Jakub Jelinek <jakub@redhat.com>
18318 PR middle-end/34694
18319 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
18321 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18324 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
18325 limitations of reciprocal sequences on x86 targets.
18327 2008-01-08 Richard Guenther <rguenther@suse.de>
18329 PR tree-optimization/34683
18330 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
18332 2008-01-07 Jakub Jelinek <jakub@redhat.com>
18335 * config/darwin.c (darwin_mergeable_string_section): Don't use
18336 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
18338 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
18341 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
18342 negxf2. Macroize expander using X87MODEF mode iterator. Change
18343 predicates of op0 and op1 to register_operand.
18344 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
18345 expander using X87MODEF mode iterator. Change predicates of
18346 op0 and op1 to register_operand.
18347 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
18348 corresponding patterns and macroize using MODEF macro. Change
18349 predicates of op0 and op1 to register_operand and remove
18350 "m" constraint. Disparage "r" alternative with "!".
18351 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
18352 macroize using X87MODEF macro. Change predicates of op0 and op1
18353 to register_operand and remove "m" constraint. Disparage "r"
18354 alternative with "!".
18355 (absneg splitter with memory operands): Remove.
18356 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
18357 patterns and macroize using X87MODEF mode iterator.
18358 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
18359 Change predicate of op1 to register_operand.
18360 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
18361 for memory operands.
18363 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
18365 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
18367 2008-01-07 Richard Guenther <rguenther@suse.de>
18369 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
18372 2008-01-07 Richard Guenther <rguenther@suse.de>
18374 PR tree-optimization/34683
18375 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
18376 VOPs of the needed size to save memory. Use VEC_quick_push
18377 to save compile-time.
18378 (vdefs_to_vec): Likewise.
18380 2008-01-07 Sa Liu <saliu@de.ibm.com>
18382 * config/spu/spu.md (divdf3): Genetate inline code for double
18383 division. The implementation doesn't handle INF or NAN, therefore it
18384 only applies when -ffinite-math-only is given.
18386 2008-01-06 Paolo Carlini <pcarlini@suse.de>
18389 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
18390 * doc/cpp.texi ([Common Predefined Macros]): Document.
18392 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
18394 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
18395 order to use commutative addition instead of subtraction.
18397 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18398 Mircea Namolaru <namolaru@il.ibm.com>
18399 Vladimir Yanovsky <yanov@il.ibm.com>
18400 Revital Eres <eres@il.ibm.com>
18402 PR tree-optimization/34263
18403 * tree-outof-ssa.c (process_single_block_loop_latch,
18404 contains_tree_r): New functions.
18405 (analyze_edges_for_bb): Call process_single_block_loop_latch
18406 function to empty single-basic-block latch block if possible.
18408 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18410 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18412 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
18414 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18416 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
18418 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18420 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
18422 2008-01-05 Jakub Jelinek <jakub@redhat.com>
18424 PR tree-optimization/34618
18425 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
18428 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18431 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
18432 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
18433 Update copyright year.
18435 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
18436 Update copyright year.
18437 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
18440 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
18442 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
18443 edge does not point to current bb before changing need_assert.
18445 2008-01-04 Richard Guenther <rguenther@suse.de>
18447 PR middle-end/34029
18448 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
18449 for verifying purposes if they are is_gimple_min_invariant.
18451 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
18453 PR tree-optimization/34448
18454 PR tree-optimization/34465
18455 * gimplify.c (gimplify_init_constructor): Add new parameter
18456 notify_temp_creation. Use it.
18457 (gimplify_modify_expr_rhs): Take volatiles into account when
18458 optimizing constructors.
18459 Do not optimize constructors if gimplify_init_constructor will dump to
18461 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
18462 * gcc.c-torture/compile/pr34448.c: New.
18464 2008-01-04 Jakub Jelinek <jakub@redhat.com>
18466 PR gcov-profile/34609
18467 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
18468 return_slot if result is TREE_ADDRESSABLE.
18470 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
18472 * config/mips/mips.md (sqrt_condition): Tweak comment.
18473 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
18475 2008-01-03 Tom Tromey <tromey@redhat.com>
18478 * c-common.c (c_type_hash): Handle VLAs.
18480 2008-01-03 Jan Hubicka <jh@suse.cz>
18482 PR tree-optimization/31081
18483 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
18484 0 when inlining and not inlining to first basic block.
18485 (remap_decl): When var is initialized to 0, don't set default_def.
18486 (expand_call_inline): Set entry_bb.
18487 * tree-inline.h (copy_body_data): Add entry_bb.
18489 2008-01-03 Jakub Jelinek <jakub@redhat.com>
18492 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
18495 PR tree-optimization/29484
18496 * tree-inline.c (inline_forbidden_p_2): New function.
18497 (inline_forbidden_p): Disallow inlining if some static var
18498 has an address of a local LABEL_DECL in its initializer.
18499 * doc/extend.texi (Labels as Values): Document &&foo behaviour
18502 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
18504 PR tree-optimization/34635
18505 * tree-data-ref.c (add_other_self_distances): Make sure that the
18506 evolution step is constant.
18508 2008-01-03 Jakub Jelinek <jakub@redhat.com>
18510 PR middle-end/34608
18511 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
18513 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
18515 * tree-sra.c (scalarize_init): Insert the generate_element_init
18516 statements after the generate_element_zero statements.
18518 2008-01-02 Richard Guenther <rguenther@suse.de>
18520 PR middle-end/34093
18521 PR middle-end/31976
18522 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
18523 for very large number of operands instead of ICEing.
18525 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
18528 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
18529 while stack probing.
18531 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
18533 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
18536 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
18538 PR libmudflap/26442
18539 * tree-mudflap.c (mx_register_decls): Guard warning by
18540 !DECL_ARTIFICIAL check.
18542 2008-01-01 Jakub Jelinek <jakub@redhat.com>
18544 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
18545 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
18546 sse5_perm<mode>): Fix constraints.