1 2008-08-19 Ira Rosen <irar@il.ibm.com>
3 * tree-vectorizer.c (supportable_widening_operation): Support
4 multi-step conversion, return the number of steps in such conversion
5 and the required intermediate types.
6 (supportable_narrowing_operation): Likewise.
7 * tree-vectorizer.h (vect_pow2): New function.
8 (supportable_widening_operation): Change argument types.
9 (supportable_narrowing_operation): Likewise.
10 (vectorizable_type_promotion): Add an argument.
11 (vectorizable_type_demotion): Likewise.
12 * tree-vect-analyze.c (vect_analyze_operations): Call
13 vectorizable_type_promotion and vectorizable_type_demotion with
15 (vect_get_and_check_slp_defs): Detect patterns.
16 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
18 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
19 vect_build_slp_tree with correct arguments. Calculate unrolling factor
20 according to the smallest type in the loop.
21 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
22 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
23 supportable_widening_operation with correct arguments.
24 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
25 operands lists according to the number of vector statements in left
26 or right node, if exists.
27 (vect_gen_widened_results_half): Remove unused argument.
28 (vectorizable_conversion): Call supportable_widening_operation,
29 supportable_narrowing_operation, and vect_gen_widened_results_half
30 with correct arguments.
31 (vectorizable_assignment): Change documentation, support multiple
33 (vectorizable_operation): Likewise.
34 (vect_get_loop_based_defs): New function.
35 (vect_create_vectorized_demotion_stmts): Likewise.
36 (vectorizable_type_demotion): Support loop-aware SLP and general
37 multi-step conversion. Call vect_get_loop_based_defs and
38 vect_create_vectorized_demotion_stmts for transformation.
39 (vect_create_vectorized_promotion_stmts): New function.
40 (vectorizable_type_promotion): Support loop-aware SLP and general
41 multi-step conversion. Call vect_create_vectorized_promotion_stmts
43 (vectorizable_store): Change documentation, support multiple
45 (vectorizable_load): Likewise.
46 (vect_transform_stmt): Pass SLP_NODE to
47 vectorizable_type_promotion and vectorizable_type_demotion.
48 (vect_schedule_slp_instance): Move here the calculation of number
49 of vectorized statements for each node from...
50 (vect_schedule_slp): ... here.
51 (vect_transform_loop): Call vect_schedule_slp without the last
54 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
57 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
58 to == in assert statement.
59 (vectorizable_reduction): Fix typo.
61 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
64 * value-prof.c (check_counter): Dereference pointer to overall
65 count when printing it.
67 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
69 * profile.h: Really add it.
71 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
73 * mcf.c: Really add it.
75 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
76 Vinodha Ramasamy <vinodha@google.com>
78 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
80 * value-prof.c (check_counter): Fix the counter if
81 flag_profile_correction is true.
82 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
83 tree_mod_subtract_transform):
84 Follow check_counter parameter change.
85 * common.opt (fprofile-correction): New option.
87 * profile.h: Likewise.
88 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
89 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
90 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
92 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
93 flag_profile_correction is set.
95 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
97 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
99 2008-08-18 Tomas Bily <tbily@suse.cz>
101 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
102 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
104 * tree-data-ref.c (split_constant_offset_1): Likewise.
105 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
106 * tree-sra.c (sra_walk_expr): Likewise.
107 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
108 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
109 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
110 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
112 * gimple.c (gimple_assign_unary_nop_p): Likewise.
113 * tree-vect-transform.c (vectorizable_type_demotion)
114 (vectorizable_type_promotion): Likewise.
115 * tree-inline.c (expand_call_inline):
116 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
117 (forward_propagate_addr_expr_1, forward_propagate_comparison)
118 (tree_ssa_forward_propagate_single_use_vars): Likewise.
119 * expr.c (expand_expr_real_1): Likewise.
120 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
121 (gimple_assign_unary_useless_conversion_p): Likewise.
122 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
123 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
124 * fold-const.c (fold_unary): Likewise.
125 * tree.h (CONVERT_EXPR_P): Likewise.
126 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
127 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
129 (register_edge_assert_for_2, extract_range_from_unary_expr)
130 (register_edge_assert_for_1): Likewise.
132 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
134 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
135 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
136 (enum real_value_const): Delete.
137 (get_real_const): Delete.
138 * real.c (get_real_const): Delete.
139 (dconst_e_ptr): Define.
140 (dconst_third_ptr): Define.
141 (dconst_sqrt2_ptr): Define.
142 * builtins.c: Update all callers.
144 2008-08-18 Richard Guenther <rguenther@suse.de>
146 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
147 statement iterator after statement removal.
149 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
151 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
152 (detect_processor_freebsd): Likewise.
153 (host_detect_local_cpu): Call newly added functions for FreeBSD.
155 2008-08-18 Richard Guenther <rguenther@suse.de>
157 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
158 and loads have the correct types.
160 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
163 * c-opts.c (cpp_opts): Remove static.
164 * c-parser.c (cpp_opts): Declare it extern.
165 (disable_extension_diagnostics): Handle cpp options.
166 (enable_extension_diagnostics): Likewise.
168 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
170 * diagnostics.c (permerror_at): Rename as permerror.
172 * toplev.h: Likewise.
174 2008-08-18 Richard Guenther <rguenther@suse.de>
176 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
177 sdse1 and addressables2 passes. Replace dce1 with cddce1.
178 Move call_cdce before build_alias. Move copyrename2,
179 cunrolli and ccp2 beafore build_alias. Re-add addressable2
180 right after final inlining.
181 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
182 (pass_build_cfg): But instead via TODO_dump_func.
184 2008-08-18 Richard Guenther <rguenther@suse.de>
186 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
188 (scalarize_init): If we failed to generate some initializers
189 do not generate zeros for not instantiated members. Instead
190 rely on the copy out.
191 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
192 about missing flow-sensitive alias info only if we have
195 2008-08-17 Nick Clifton <nickc@redhat.com>
197 * doc/extend.texi (Function Attributes): Fix typo in description
198 if hot function attribute.
200 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
201 Richard Sandiford <rdsandiford@googlemail.com>
203 * doc/install.texi (--with-mips-plt): Document.
204 * doc/invoke.texi (-mplt, -mno-plt): Document.
205 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
206 and handle ${with_mips_plt}.
207 * config/mips/mips.opt (mplt): New option.
208 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
209 (TARGET_ABICALLS_PIC2): Likewise.
210 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
211 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
212 (ASM_SPEC): Use !mabi=* instead of !mabi*.
213 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
214 to decide whether to output ".option picX" directives.
215 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
216 Pass -call_nonpic rather than -KPIC for -mplt.
217 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
218 on the command line. Also remove it when -mabi=64 is used without
220 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
221 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
222 TARGET_ABICALLS_PIC0.
223 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
225 (mips16_build_function_stub): Only output ".option pic" directives
226 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
227 (mips16_build_call_stub): Fix comment and remove redundant
228 ".set at"/"set .noat" directives.
229 (mips_function_rodata_section): Use the default behaviour for
230 TARGET_ABSOLUTE_ABICALLS.
231 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
232 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
233 (mips_restore_gp): Do nothing if the current function doesn't use
235 (mips_expand_prologue): Only save $gp if the current function uses it.
236 Use a normal move for TARGET_ABICALLS_PIC0.
237 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
239 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
241 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
242 of function when handling GLOBAL_POINTER_REGNUM.
244 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
247 * common.opt (-fstack-check): Do not declare the variable here.
248 (-fstack-check=): New option variant.
249 * doc/invoke.texi (Code Gen Options): Document it.
250 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
251 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
252 (STACK_CHECK_STATIC_BUILTIN): New macro.
253 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
254 * opts.c: Include expr.h.
255 (common_handle_option) <OPT_fold_stack_check_>: New case.
256 <OPT_fstack_check>: Likewise.
257 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
258 consistently in the test for variable-sized types. Adjust for
259 new behaviour of flag_stack_check.
260 * explow.c: Include except.h.
261 (allocate_dynamic_stack_space): Do not take into account
262 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
263 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
264 for variable-sized parameters. Treat all parameters whose size is
265 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
266 stack checking is enabled.
267 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
268 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
269 if generic stack checking is enabled.
270 (expand_function_end): Adjust for new behaviour of flag_stack_check.
271 * reload1.c (reload): Likewise.
272 * stmt.c (expand_decl): Assert that all automatic variables have
273 fixed size at this point and remove dead code.
274 * flags.h (stack_check_type): New enumeration type.
275 (flag_stack_check): Declare.
276 * toplev.c (flag_stack_check): New global variable.
277 * Makefile.in (opts.o): Add dependency on EXPR_H.
278 (explow.o): Add dependency on except.h.
280 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
282 * config/avr/avr.c (avr_override_options): Reduce value of
283 PARAM_INLINE_CALL_COST.
285 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
287 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
288 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
289 lieu of TYPE_MODE (type) throughout.
291 2008-08-15 Joseph Myers <joseph@codesourcery.com>
293 * config/arm/arm.c (add_minipool_backward_ref): Check for
294 8-byte-aligned entries in second case of forcing insertion after a
295 particular entry. Change third case to avoid inserting
296 non-8-byte-aligned entries before 8-byte-aligned ones.
298 2008-08-15 Richard Guenther <rguenther@suse.de>
300 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
301 strip components for unknown size accesses.
303 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
305 * config/s390/2097.md New file.
306 * config/s390/s390.md ("z10prop" attribute): Define none,
307 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
308 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
309 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
310 possible values and apply them to insns as appropriate.
311 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
312 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
313 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
314 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
316 ("bfp" mode attribute): Removed. Every occurence replaced
318 * config/s390/s390.c (struct "z10_cost"): Updated entries.
319 * config/s390/2084.md (insn_reservation "x_itof"): Updated
322 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
325 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
328 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
330 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
331 additional argument. Support reduction when duplication is needed due
332 to data-types of different sizes in the loop.
333 (get_initial_def_for_induction): Fix printout.
334 (vect_get_vec_def_for_stmt_copy): Support case where the
335 vec_stmt_for_operand is a phi node.
336 (vectorizable_reduction): Support reduction when duplication is needed
337 due to data-types of different sizes in the loop.
338 (vectorizable_call): Remove restriction to not vectorize in case we
339 have data-types of different sizes in the loop.
340 (vectorizable_conversion): Likewise.
341 (vectorizable_operation): Likewise.
342 (vectorizable_type_demotion): Likewise.
343 (vectorizable_type_promotion): Likewise.
344 (vectorizable_induction): Add restriction to not vectorize in case
345 we have data-types of different sizes in the loop.
347 2008-08-14 Christophe Saout <christophe@saout.de>
348 Uros Bizjak <ubizjak@gmail.com>
351 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
352 (*vec_concatv2di_rex64_sse4_1): Ditto.
353 (*vec_concatv2di_rex64_sse): Ditto.
355 2008-08-14 Jakub Jelinek <jakub@redhat.com>
358 * fold-const.c (fold_widened_comparison): Do not allow
359 sign changes that change the result even if shorter type
360 is wider than arg1_unw's type.
362 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
364 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
365 Skip if the multilib testing specifies -march that does not
366 agree with the one specified in the testcase.
368 2008-08-13 Joseph Myers <joseph@codesourcery.com>
370 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
371 zero extend SImode values being converted to TFmode before passing
374 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
376 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
377 __PPU__ when targeting the Cell/B.E. PPU processor.
379 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
381 * gimple.h (gimple_call_set_chain): Accept SSA variables.
382 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
383 Rematerialize the static chain, if any.
384 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
387 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
389 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
390 (new_loc_descr): Likewise.
391 (add_loc_descr): Likewise.
392 (size_of_loc_descr): Likewise.
393 (size_of_locs): Likewise.
394 (output_loc_operands): Likewise.
395 (output_loc_sequence): Likewise.
396 (new_reg_loc_descr): New.
397 (build_cfa_loc): Use it.
398 (build_cfa_aligned_loc): Likewise.
399 (one_reg_loc_descriptor): Likewise.
400 (based_loc_descr): Likewise.
402 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
405 * doc/invoke.texi (Wmain): Update.
406 * c-decl.c (start_decl): warn_main is only 0 or 1.
407 (start_function): Likewise. Fix formatting.
408 (finish_function): Delete redundant warning.
409 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
410 * c-opts (c_common_handle_option): -Wall only has effect if
411 warn_main is uninitialized. OPT_Wmain is automatically
412 handled. -pedantic also enables Wmain.
413 (c_common_post_options): Handle all logic for Wmain here.
414 * c-common.c (warn_main): Delete.
415 (check_main_parameter_types): Make pedwarns conditional on
417 * c-common.h (warn_main): Delete.
419 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
422 * expr.c (emit_group_store): Allocate stack temp with the
423 largest alignment when copying from register to stack.
425 2008-08-13 Richard Guenther <rguenther@suse.de>
427 * tree.h (maybe_fold_offset_to_address): Declare.
428 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
429 (ccp_fold): Handle pointer conversions the same as fold_stmt.
430 Likewise for POINTER_PLUS_EXPR.
431 (maybe_fold_offset_to_reference): Enable disabled code.
432 (maybe_fold_offset_to_address): New function.
433 (fold_stmt_r): Use it.
434 (fold_gimple_assign): Likewise.
435 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
436 (gimplify_expr): Likewise.
438 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
440 * toplev.h (pedwarn_at): Fix declaration.
442 2008-08-13 Joseph Myers <joseph@codesourcery.com>
444 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
445 LINK_SPEC): Use %R in -Y P argument.
447 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
450 * diagnostic.c (pedwarn_at): New.
451 * toplev.h (pedwarn_at): Declare.
452 * c-tree.h (build_enumerator): Update declaration.
453 * c-decl.c (finish_enum): Update comment.
454 (build_enumerator): Take a location parameter. Give a pedwarn but do
455 not perform any conversion.
456 * c-parser.c (c_parser_enum_specifier): Set correct location for
459 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
462 * c-common.c (conversion_warning): Use a switch. Ignore boolean
463 expressions except for conversions to signed:1 bitfields. Handle
464 COND_EXPR with constant operands.
466 2008-08-13 Richard Guenther <rguenther@suse.de>
468 PR tree-optimization/15255
469 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
470 (struct oecount_s): New struct and VEC types.
472 (oecount_hash): New function.
473 (oecount_eq): Likewise.
474 (oecount_cmp): Likewise.
475 (zero_one_operation): New function.
476 (build_and_add_sum): Likewise.
477 (undistribute_ops_list): Perform un-distribution of multiplication
478 and division on the chain of summands.
479 (should_break_up_subtract): Also break up subtracts for factors.
480 (reassociate_bb): Delete dead visited statements.
481 Call undistribute_ops_list. Re-sort and optimize if it did something.
482 * passes.c (init_optimization_passes): Move DSE before
484 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
487 2008-08-12 Janis Johnson <janis187@us.ibm.com>
489 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
491 * doc/invoke.texi: Revert unintended checkin.
493 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
496 * gcc.c (include_spec_function): Tweak call to find_a_file.
498 2008-08-12 Jakub Jelinek <jakub@redhat.com>
501 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
503 * dojump.c (do_jump): Likewise.
505 PR tree-optimization/37084
506 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
507 if id->regimplify, don't assume stmt is a cast assignment.
509 2008-08-12 Anatoly Sokolov <aesok@post.ru>
511 * final.c (final_scan_insn): Use app_enable/app_disable functions.
513 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
516 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
519 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
521 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
522 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
524 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
525 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
526 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
527 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
528 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
530 * doc/tm.texi (Storage Layout): Remove documentation for
533 * simplify-rtx.c (simplify_binary_operation_1): Replace
534 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
536 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
538 * real.h (struct real_format): New member has_sign_dependent_rounding.
539 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
540 spu_single_format, ieee_double_format, mips_double_format,
541 motorola_double_format, ieee_extended_motorola_format,
542 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
543 ieee_extended_intel_96_round_53_format, ibm_extended_format,
544 mips_extended_format, ieee_quad_format, mips_quad_format,
545 vax_f_format, vax_d_format, vax_g_format): Initialize it.
546 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
548 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
549 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
550 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
551 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
552 (ROUND_TOWARDS_ZERO): Likewise.
554 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
555 (FLOAT_MODE_FORMAT): New macro.
556 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
557 (MODE_COMPOSITE_P): ... this new macro.
558 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
559 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
560 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
562 * flags.h: Include "real.h".
564 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
565 REAL_MODE_FORMAT_COMPOSITE_P.
566 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
568 * doc/tm.texi (Storage Layout): Remove documentation of
569 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
570 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
571 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
572 they only apply to libgcc2.a.
574 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
576 * config/spu/float_disf.c: New file.
577 * config/spu/float_unsdisf.c: New file.
578 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
579 (LIB2FUNCS_EXCLUDE): Define.
581 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
582 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
584 * real.h (struct real_format): New member round_towards_zero.
585 * real.c (round_for_format): Respect fmt->round_towards_zero.
586 (ieee_single_format, mips_single_format, motorola_single_format,
587 spu_single_format, ieee_double_format, mips_double_format,
588 motorola_double_format, ieee_extended_motorola_format,
589 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
590 ieee_extended_intel_96_round_53_format, ibm_extended_format,
591 mips_extended_format, ieee_quad_format, mips_quad_format,
592 vax_f_format, vax_d_format, vax_g_format): Initialize it.
593 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
595 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
596 real_format to choose rounding mode when calling MPFR functions.
597 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
598 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
600 * real.h (real_to_decimal_for_mode): Add prototype.
601 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
602 Respect target rounding mode when generating decimal representation.
603 (real_to_decimal): New stub for backwards compatibility.
604 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
605 real_to_decimal_for_mode instead of real_to_decimal.
607 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
609 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
610 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
612 * real.c (spu_single_format): New variable.
613 * real.h (spu_single_format): Declare.
615 * config/spu/spu.c (spu_override_options): Install SFmode format.
616 (spu_split_immediate): Use integer mode to operate on pieces of
617 floating-point values in all cases.
619 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
620 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
621 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
623 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
625 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
627 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
629 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
631 2008-08-12 Jakub Jelinek <jakub@redhat.com>
634 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
635 on the VAR_DECL instead of TYPE_READONLY on its type.
637 2008-08-12 Ira Rosen <irar@il.ibm.com>
639 * tree-vectorizer.c: Depend on langhooks.h.
640 (supportable_widening_operation): Add two arguments. Support double
642 (supportable_narrowing_operation): Likewise.
643 * tree-vectorizer.h (supportable_widening_operation): Add two
645 (supportable_narrowing_operation): Likewise.
646 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
647 supportable_widening_operation with correct arguments.
648 * tree-vect-transform.c (vectorizable_conversion): Likewise.
649 (vectorizable_type_demotion): Support double type conversions.
650 (vectorizable_type_promotion): Likewise.
651 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
653 2008-08-11 Michael Matz <matz@suse.de>
655 * i386/i386.c (override_options): Move initialisation from
656 flag_schedule_insns_after_reload to here from ...
657 (optimization_options): ... here.
659 2008-08-11 Jakub Jelinek <jakub@redhat.com>
661 PR rtl-optimization/36998
662 * dwarf2out.c (compute_barrier_args_size_1,
663 compute_barrier_args_size): Temporarily remove assertions.
665 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
668 * tree-ssa.c (struct walk_data): Add new flag
669 warn_possibly_uninitialized.
670 (warn_uninitialized_var): Use it.
671 (warn_uninitialized_vars): New.
672 (execute_early_warn_uninitialized): Call it.
673 (execute_late_warn_uninitialized): Likewise.
675 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
678 * reload1.c (gen_reload): Guard calls to get_secondary_mem
681 2008-08-09 Jan Hubicka <jh@suse.cz>
684 * optabs.c (maybe_emit_unop_insn): Remove produced code if
686 (expand_fix): Be prepared for expansion to fail.
687 (expand_sfix_optab): Remove instructions if expansion failed.
689 2008-08-09 Anatoly Sokolov <aesok@post.ru>
691 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
693 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
694 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
696 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
698 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
699 mips/t-libgcc-mips16 to tmake_file.
700 * config/mips/mips-protos.h (mips_call_type): New enum.
701 (mips_pic_base_register, mips_got_load): Declare.
702 (mips_restore_gp): Take an rtx argument.
703 (mips_use_pic_fn_addr_reg_p): Declare.
704 (mips_expand_call): Replace the sibcall_p argument with
705 a mips_call_type argument. Add a lazy_p parameter.
706 (mips_split_call): Declare.
707 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
708 (MIPS16_PIC_TEMP): Likewise.
709 (reg_class): Delete M16_NA_REGS.
710 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
711 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
712 (mips_split_hi_p): Declare.
713 * config/mips/mips.c (mips_split_hi_p): New array.
714 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
715 (mips_got_symbol_type_p): New function.
716 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
717 (mips16_stub_function_p): New function.
718 (mips16_local_function_p): Likewise.
719 (mips_use_pic_fn_addr_reg_p): Likewise.
720 (mips_cannot_force_const_mem): Return false for HIGHs.
721 Extend CONST_INT and symbolic handling to MIPS16, using
722 mips_symbol_insns to check that the base symbol type is a
723 legitimate constant. Reject GOT-based constants if
724 TARGET_MIPS16_PCREL_LOADS.
725 (mips_const_insns): Check targetm.cannot_force_const_mem when
726 decomposing a symbolic base and a large offset.
727 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
728 When calling a function that needs $25 from MIPS16 code,
729 move the target address into $25 separately and add a USE
731 (mips16_gp_pseudo_reg): Insert the initializer immediately
732 before the first real insn.
733 (mips_pic_base_register, mips_got_load): New functions.
734 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
735 parameter to LOW_OUT. Say that it can be any valid SET_SRC
736 when splitting a load-address operation. Split SYMBOL_GOT_DISP
737 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
738 (mips_call_tls_get_addr): Update the call to mips_expand_call,
739 also passing NULL_RTX rather than const0_rtx as the aux argument.
740 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
741 instead of TARGET_EXPLICIT_RELOCS.
742 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
743 (mips_load_call_address): Replace the sibcall_p argument with
744 a mips_call_type argument. Use mips_got_load.
745 (mips16_local_alias): New structure.
746 (mips16_local_aliases): New variable.
747 (mips16_local_aliases_hash): New function.
748 (mips16_local_aliases_eq): Likewise.
749 (mips16_local_alias): Likewise.
750 (mips16_stub_function): Likewise.
751 (mips16_build_function_stub): Create a local alias for the target
752 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
753 .cpload directive and an R_MIPS_NONE relocation for the target
754 function, then load the alias rather than the function itself.
755 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
756 (mips16_copy_fpr_return_value): Use mips16_stub_function and
757 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
758 (mips16_build_call_stub): Replace the FN parameter with an
759 FN_PTR parameter. Force the address into a register if it
760 isn't a call_insn_operand; don't rely on the caller to do this.
761 If a call to a locally-defined and locally-binding MIPS16
762 function must be made indirectly, redirect the call to the
763 function's local alias. Use mips16_stub_function_p,
764 mips16_stub_function, mips_expand_call and use_reg.
765 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
766 Use explicit %hi and %lo accesses where possible.
767 Use MIPS_CALL to generate the correct code form of a
768 jal instruction. Add clobbers of $18 instead of uses.
769 Update the call to mips_emit_call_insn.
770 (mips_expand_call): Replace the SIBCALL_P argument with a
771 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
772 Take a LAZY_P parameter. Call mips16_build_call_stub first,
773 allowing it to modify the call address. Update the calls to
774 mips_load_call_address and mips_emit_call_insn.
775 (mips_split_call): New function.
776 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
777 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
778 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
779 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
780 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
782 (mips_cprestore_slot): New function.
783 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
784 and use mips_cprestore_slot.
785 (mips_output_function_prologue): Handle TARGET_MIPS16 for
787 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
788 then use a copygp_mips16 instruction to set up $28.
789 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
790 (mips16_lay_out_constants): Call split_all_insns_noflow.
791 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
792 false if TARGET_MIPS16.
793 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
794 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
795 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
796 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
797 MIPS16 code. Allow MIPS16 o32 PIC.
798 (mips_override_options): Allow MIPS16 o32 PIC.
799 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
800 after reload if TARGET_USE_GOT.
801 (UNSPEC_COPYGP): New constant.
802 (length): Use a default length of 8 for MIPS16 GOT loads.
803 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
804 (*got_page<mode>): Check mips_split_hi_p.
805 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
806 (unspec_got<mode>, unspec_call<mode>): New expanders.
807 (load_got<mode>, load_call<mode>): Remove the length attributes.
808 Use a got attribute instead of a type attribute.
809 (copygp_mips16): New insn.
810 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
811 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
812 (sibcall, sibcall_value, call, call_value): Update the calls
814 (call_internal, call_value_internal): Use mips_split_call.
815 (call_value_multiple_internal): Likewise.
816 (call_split): Move after call_internal (the insn it is split from).
817 (call_internal_direct, call_value_internal_direct): Turn into
818 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
819 (call_direct_split, call_value_direct_split): New patterns.
820 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
821 and use M16_REGS instead of M16_NA_REGS.
822 * config/mips/predicates.md (const_call_insn_operand): Replace
823 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
824 mips_use_pic_fn_addr_reg_p check.
825 (move_operand): Reject HIGHs if mips_split_hi_p.
826 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
827 (__mips16_floatunsisf): Inline __mips16_floatsisf.
828 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
829 * config/mips/libgcc-mips16.ver: New file.
830 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
831 $(srcdir)/config/mips/libgcc-mips16.ver.
833 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
835 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
836 (mips_unspec_address, mips_unspec_offset_high): Likewise.
837 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
838 (mips16_cfun_returns_in_fpr_p): Likewise.
840 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
842 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
843 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
846 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
848 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
849 (FUNCTION_PROFILER): Save the static chain pointer into $2
850 beforehand and restore it aftewards.
851 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
852 address directly into $25 and call the function through $25;
853 do not clobber $3. Pad the DImode version to cover the space
854 left by the deleted $25 <- $3 move.
855 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
856 the removal of the $25 <- $3 move.
857 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
858 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
860 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
861 Daniel Jacobowitz <dan@codesourcery.com>
863 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
864 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
865 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
866 * config/mips/mips.c (mips_start_function_definition): New function.
867 (mips_end_function_definition): Likewise.
868 (mips_output_function_prologue): Use mips_start_function_definition.
869 (mips_output_function_epilogue): Use mips_end_function_definition.
870 (build_mips16_function_stub): Use mips_start_function_definition
871 and mips_end_function_definition.
872 (build_mips16_call_stub): Likewise.
874 2008-08-09 Richard Guenther <rguenther@suse.de>
876 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
877 * gimple.h (gimple_call_fn): Adjust comment.
878 (gimple_call_set_fndecl): New function.
879 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
880 longer having bare FUNCTION_DECL operand.
881 (gimple_call_return_type): Likewise.
882 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
884 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
885 (gimple_mod_pow2): Likewise.
886 (gimple_mod_subtract): Likewise.
887 (gimple_ic): Likewise.
888 (gimple_stringop_fixed_value): Likewise.
889 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
890 longer having bare FUNCTION_DECL operand.
891 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
892 * omp-low.c (optimize_omp_library_calls): Likewise.
893 * cgraphunit.c (update_call_expr): Likewise.
894 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
895 (execute_convert_to_rsqrt): Likewise.
896 * cfgexpand.c (gimple_to_tree): Simplify.
897 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
898 bare FUNCTION_DECL operand.
899 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
900 (convert_gimple_call): Use gimple_call_fndecl.
901 * c-common.c (c_warn_unused_result): Likewise.
903 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
906 * c-typeck.c (digest_init): Call verify_sequence_points from here.
907 (c_finish_return): Likewise.
908 (c_start_case): Likewise.
909 * c-common.c (warn_for_collisions_1): Use explicit location in
911 * c-parser.c (c_parser_condition): New. Call
912 verify_sequence_points.
913 (c_parser_paren_condition): Call c_parser_condition.
914 (c_parser_for_statement): Call c_parser_condition.
916 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
919 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
920 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
921 Moved from diagnostic.h
922 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
924 (emit_diagnostic): New.
925 (warning0, pedwarn0): Delete.
926 (warning, warning_at, pedwarn, permerror): Return bool.
927 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
928 Moved to diagnostic.c.
929 (struct diagnostic_context): Use correct type for
931 (diagnostic_report_diagnostic): Update declaration.
932 (emit_diagnostic): Declare.
933 * errors.c (warning): Return bool.
934 * errors.h (warning): Update declaration.
935 * toplev.h (warning0, pedwarn0): Delete.
936 (warning, warning_at, pedwarn, permerror): Return bool.
937 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
938 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
939 inform. Update all calls.
940 (diagnose_mismatched_decls): Check return value of warning/pedwarn
941 before giving informative note.
942 (implicit_decl_warning): Likewise.
943 * c-typeck.c (build_function_call): Likewise.
944 * tree-sssa.c (warn_uninit): Likewise.
945 * builtins.c (gimplify_va_arg_expr): Likewise.
947 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
950 * doc/invoke.texi (-Wextra): Move warning from here...
951 (-Wuninitialized): ... to here.
953 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
956 * flags.h (set_Wunused): Delete
957 * toplev.c (process_options): Handle Wunused flags here.
958 * opts.c (maybe_warn_unused_parameter): Delete.
959 (common_handle_option): Replace set_Wunused by warn_unused.
960 (set_Wextra): Do not handle Wunused-parameter here.
961 (set_Wunused): Delete.
962 * c-opts.c (c_common_handle_option): Replace set_Wunused by
964 * common.opt (Wunused): Add Var and Init.
965 (Wunused-function): Likewise.
966 (Wunused-label): Likewise.
967 (Wunused-parameter): Likewise.
968 (Wunused-value): Likewise.
969 (Wunused-variable): Likewise.
971 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
973 * doc/invoke.texi: Add cpu_type power7.
974 * config.in (HAVE_AS_VSX): New.
975 * config.gcc: Add cpu_type power7.
976 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
978 * configure: Regenerate.
979 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
981 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
982 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
983 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
985 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
987 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
988 type to vectorize.builtin_conversion.
989 (vectorizable_conversion): Likewise.
990 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
991 integral type as input.
992 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
994 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
995 and ALTIVEC_BUILTIN_VCTSXS.
996 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
999 2008-08-08 Richard Guenther <rguenther@suse.de>
1001 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
1002 (surely_varying_stmt_p): Calls are varying only if they are
1003 non-builtin and not indirect or have no result.
1004 (ccp_fold): Re-instantiate code before the tuples merge.
1006 2008-08-08 Richard Guenther <rguenther@suse.de>
1008 PR tree-optimization/37056
1009 * gimple.h (gimple_assign_rhs_class): New helper function.
1010 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
1011 unary operations properly.
1013 2008-08-07 Jan Hubicka <jh@suse.cz>
1015 * i386.h (ix86_size_cost): Declare.
1016 (ix86_cur_cost): New function macro.
1017 * i386.md (peepholes expanding size and splitters): Predicate by
1018 optimize_insn_for_speed_p.
1019 (peepholes reduce size and splitters): Predicate by
1020 optimize_insn_for_size_p.
1021 * i386.c (ix86_size_cost): Rename from ...
1022 (size_cost): This one.
1023 (override_options): Update.
1024 (decide_alg): Likewise.
1025 (ix86_expand_clear): Use RTL profile.
1026 (ix86_pad_returns): Use RTL profile.
1028 2008-08-07 Jan Hubicka <jh@suse.cz>
1030 * recog.c (split_all_insns): Set RTL profile
1031 (peephole2_optimize): Likewise.
1032 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1033 * combine.c (combine_instructions): Likewise.
1035 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1037 * c-common.c (c_common_reswords): Also warn about keyword "bool".
1039 2008-08-07 Bob Wilson <bob.wilson@acm.org>
1041 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
1042 value in a6 after the set_frame_ptr insn.
1044 2008-08-07 Richard Henderson <rth@redhat.com>
1047 * gcc.c (cpp_options): Pass along -g*.
1049 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1051 * config/arm/arm.c (output_move_neon): Update comment describing
1052 big-endian vector layout.
1053 (arm_assemble_integer): Do not handle big-endian NEON vectors
1055 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
1056 neon_vget_lane<mode>_sext_internal,
1057 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
1058 element indices for big-endian.
1060 2008-08-07 Richard Henderson <rth@redhat.com>
1062 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
1063 * configure, config.in: Rebuild.
1064 * debug.h (dwarf2out_do_cfi_asm): Declare.
1065 * c-cppbuiltin.c (c_cpp_builtins): Use it.
1066 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
1067 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
1068 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
1070 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1072 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
1073 movv2si_internal): Combine into mov<mode>_internal.
1074 (movv2si_internal_2): Remove.
1076 2008-08-07 Jan Hubicka <jh@suse.cz>
1079 * i386.md (single stringop patterns): Enable unconditionally.
1081 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
1084 * config/i386/emmintrin.h (_mm_move_epi64): Use
1085 __builtin_ia32_movq128.
1087 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
1088 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
1090 * config/i386/sse.md (sse2_movq128): New.
1092 * doc/extend.texi: Document __builtin_ia32_movq128.
1094 2008-08-07 Richard Guenther <rguenther@suse.de>
1097 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
1098 pointers can access anything.
1100 2008-08-06 Jan Hubicka <jh@suse.cz>
1102 * optabs.c (emit_unop_insn): Break out to ...
1103 (maybe_emit_unop_insn): ... this one.
1104 (expand_sfix_optab): Use maybe variant.
1105 * optabs.h (maybe_emit_unop_insn): Declare.
1107 * i386.md (mov0 patterns): Enable by default.
1108 (FP conversion expanders): Disable expansion of code expanding
1109 sequences when instruction should be optimized for size.
1110 (single strinop patterns): Enable when optimizing for size.
1111 (string expanders): Disable expanding of code expanding sequences
1112 when optimizning instruction for size.
1113 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
1115 (ix86_fp_comparison_sahf_cost): Likewise.
1116 (ix86_expand_branch): Likewise.
1117 (ix86_expand_ashl_const): Likewise.
1118 (ix86_split_ashl): Likewise.
1119 (ix86_expand_strlen): Likewise.
1120 (ix86_emit_fp_unordered_jump): Likewie.
1122 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1124 * c-common.c: Fix typo.
1125 (c_common_reswords): Activate more C++ keyword warnings.
1127 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
1129 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1132 * diagnostic.c (permerror_at): New.
1133 * toplev.h (permerror_at): Declare.
1135 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
1136 Ira Rosen <irar@il.ibm.com>
1138 * tree-vect-transform.c (vect_model_simple_cost): Return
1139 immediately if stmt is pure SLP.
1140 (vect_model_store_cost): Ditto.
1141 (vect_model_load_cost): Ditto.
1142 (vectorizable_store): Remove PURE_SLP check before call
1143 to vect_model_store_cost.
1144 (vect_model_store_cost): When checking whether stmt describe
1145 strided access, add a check that it is not slp_node.
1147 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1150 * c-common.c (warn_for_sign_compare): New. Handle separately the
1151 case that 'constant' is zero.
1152 * c-typeck.c (build_binary_op): Move code to c-common.c
1154 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1156 * config/alpha/alpha.c (alpha_preferred_reload_class,
1157 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
1158 alpha_output_mi_thunk_osf): Avoid C++ keywords.
1159 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
1160 * config/arm/arm.md: Likewise.
1161 * config/avr/avr-protos.h (preferred_reload_class,
1162 test_hard_reg_class, avr_simplify_comparison_p,
1163 out_shift_with_cnt, class_max_nregs): Likewise.
1164 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
1165 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
1166 preferred_reload_class, test_hard_reg_class): Likewise.
1167 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
1168 bfin_memory_move_cost, bfin_secondary_reload,
1169 bfin_output_mi_thunk): Likewise.
1170 * config/crx/crx.c (crx_secondary_reload_class,
1171 crx_memory_move_cost): Likewise.
1172 * config/frv/frv-protos.h (frv_secondary_reload_class,
1173 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
1174 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
1175 frv_secondary_reload_class, frv_class_likely_spilled_p,
1176 frv_class_max_nregs): Likewise.
1177 * config/h8300/h8300.c (h8300_classify_operand,
1178 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
1180 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
1181 * config/ia64/ia64.c (ia64_preferred_reload_class,
1182 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
1183 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
1184 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
1186 * config/m68hc11/m68hc11.c (preferred_reload_class,
1187 m68hc11_memory_move_cost): Likewise.
1188 * config/mcore/mcore.c (mcore_secondary_reload_class,
1189 mcore_reload_class): Likewise.
1190 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
1191 mips_class_max_nregs, mips_cannot_change_mode_class,
1192 mips_preferred_reload_class, mips_secondary_reload_class,
1193 mips_output_mi_thunk): Likewise.
1194 * config/mmix/mmix.c (mmix_preferred_reload_class,
1195 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
1197 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1199 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
1200 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
1201 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1202 * config/rs6000/rs6000.c (paired_expand_vector_init,
1203 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
1204 compare_section_name, rs6000_memory_move_cost): Likewise.
1205 * config/s390/s390.c (s390_emit_compare_and_swap,
1206 s390_preferred_reload_class, s390_secondary_reload,
1207 legitimize_pic_address, legitimize_tls_address,
1208 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
1209 s390_class_max_nregs): Likewise.
1210 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1211 * config/s390/s390.md: Likewise.
1212 * config/score/score-protos.h (score_secondary_reload_class,
1213 score_preferred_reload_class): Likewise.
1214 * config/score/score.c (score_preferred_reload_class,
1215 score_secondary_reload_class): Likewise.
1216 * config/score/score3.c (score3_output_mi_thunk,
1217 score3_preferred_reload_class, score3_secondary_reload_class,
1218 score3_hard_regno_mode_ok): Likewise.
1219 * config/score/score3.h (score3_preferred_reload_class,
1220 score3_secondary_reload_class): Likewise.
1221 * config/score/score7.c (score7_output_mi_thunk,
1222 score7_preferred_reload_class, score7_secondary_reload_class,
1223 score7_hard_regno_mode_ok): Likewise.
1224 * config/score/score7.h (score7_preferred_reload_class,
1225 score7_secondary_reload_class): Likewise.
1226 * config/sh/sh.c (prepare_move_operands, output_far_jump,
1227 output_branchy_insn, add_constant, gen_block_redirect,
1228 sh_insn_length_adjustment, sh_cannot_change_mode_class,
1229 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
1231 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1232 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
1233 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
1234 xstormy16_preferred_reload_class): Likewise.
1235 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
1236 xtensa_expand_atomic, override_options,
1237 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
1239 * reorg.c (try_merge_delay_insns): Likewise.
1240 * tree.c (merge_dllimport_decl_attributes): Likewise.
1242 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
1244 2008-08-06 Michael Matz <matz@suse.de>
1246 * Makefile.in (write_entries_to_file): Quote words.
1247 * gengtype.c: (read_input_line): Skip over leading white-space.
1249 2008-08-06 Marc Gauthier <marc@tensilica.com>
1251 * config.gcc: Match more processor names for Xtensa.
1252 * configure.ac: Likewise.
1253 * doc/install.texi (Specific): Likewise.
1254 * configure: Regenerate.
1256 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1258 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
1259 * calls.c (avoid_likely_spilled_reg): Likewise.
1260 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
1261 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
1262 * config/i386/i386.c (ix86_expand_special_args_builtin,
1263 ix86_secondary_reload): Likewise.
1264 * except.c (struct eh_region, gen_eh_region_catch,
1265 remove_unreachable_regions, duplicate_eh_regions,
1266 assign_filter_values, build_post_landing_pads,
1267 sjlj_find_directly_reachable_regions, remove_eh_handler,
1268 reachable_next_level, foreach_reachable_handler,
1269 can_throw_internal_1, can_throw_external_1,
1270 collect_one_action_chain): Likewise.
1271 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
1272 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
1273 * function.c (update_temp_slot_address, instantiate_new_reg,
1274 instantiate_virtual_regs_in_rtx,
1275 instantiate_virtual_regs_in_insn): Likewise.
1276 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
1277 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
1278 gimplify_cleanup_point_expr): Likewise.
1279 * ipa-cp.c (ipcp_lattice_changed): Likewise.
1280 * passes.c (next_pass_1): Likewise.
1281 * print-tree.c (print_node_brief, print_node): Likewise.
1282 * profile.c (branch_prob): Likewise.
1283 * tree-dump.c (dump_register): Likewise.
1284 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
1286 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
1287 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
1288 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
1289 copy_arguments_for_versioning, copy_static_chain): Likewise.
1290 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
1291 add_new_name_mapping, register_new_name_mapping): Likewise.
1292 * tree-mudflap.c (mf_xform_derefs): Likewise.
1293 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
1294 get_init_expr, combine_chains): Likewise.
1295 * tree-pretty-print.c (dump_generic_node): Likewise.
1296 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
1297 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
1298 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
1299 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
1301 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1304 * calls.c (expand_call): Use the biggest preferred stack
1307 2008-08-06 Michael Matz <matz@suse.de>
1310 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
1311 for reused reload, instead of overwriting them.
1313 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1316 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
1317 for incoming stack boundary.
1319 * function.c (assign_parm_find_entry_rtl): Update
1320 parm_stack_boundary.
1322 * function.h (rtl_data): Add parm_stack_boundary.
1324 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
1325 parm_stack_boundary for incoming stack boundary.
1327 2008-08-06 Joseph Myers <joseph@codesourcery.com>
1329 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
1330 for unrepresentable subregs or treat them as equal to other regs
1331 or subregs with the same register number.
1333 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
1336 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
1339 2008-08-06 Jan Hubicka <jh@suse.cz>
1341 * predict.c (maybe_hot_frequency_p): When profile is absent, all
1342 frequencies might be hot.
1344 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
1346 * reload.c (find_reloads): Force constants into literal pool
1347 also if they are wrapped in a SUBREG.
1349 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1352 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
1353 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
1354 Don't allow predicated instructions for data speculation.
1355 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
1358 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1360 * haifa-sched.c (extend_global): Split to extend_global_data and
1361 extend_region_data. Update all uses.
1362 (extend_all): Rename to extend_block_data.
1364 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1366 * sched-rgn.c (new_ready): Check if instruction can be
1367 speculatively scheduled before attempting speculation.
1368 (debug_rgn_dependencies): Remove wrongful assert.
1370 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1372 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
1374 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1376 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
1377 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
1378 va_size, and type_size.
1380 2008-08-04 Jason Merrill <jason@redhat.com>
1383 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
1384 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
1386 2008-08-05 Richard Henderson <rth@redhat.com>
1388 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
1389 * configure: Rebuild.
1391 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1394 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
1395 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
1398 2008-08-05 Richard Henderson <rth@redhat.com>
1400 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
1401 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
1402 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
1403 * common.opt (fdwarf2-cfi-asm): New.
1404 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
1405 * config.in, configure: Rebuild.
1406 * dwarf2asm.c (dw2_asm_output_data_raw): New.
1407 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
1408 (dw2_force_const_mem): Externalize.
1409 * dwarf2asm.h: Update.
1410 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
1411 generate a real label.
1412 (output_cfi_directive): New.
1413 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
1414 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
1415 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
1417 (dwarf2out_end_epilogue): Emit .cfi_endproc.
1418 (output_loc_operands_raw, output_loc_sequence_raw): New.
1419 (output_cfa_loc_raw): New.
1421 2008-08-05 Paul Brook <paul@codesourcery.com>
1423 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
1424 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
1425 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
1426 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
1427 * config/arm/arm.h (TARGET_VFPD32): Define.
1428 (TARGET_VFP3): Use TARGET_VFPD32.
1429 (fputype): Add FPUTYPE_VFP3D16.
1430 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
1431 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
1432 * config/arm/arm-cores.def: Add cortex-r4f.
1433 * config/arm/arm-tune.md: Regenerate.
1435 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1437 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
1438 Reword some comments throughout the file.
1440 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
1441 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
1442 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
1443 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
1445 (MFC_START_ENABLE): Remove PPU-only define.
1446 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
1447 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
1449 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
1450 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
1451 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
1452 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
1453 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
1454 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
1455 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
1457 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
1458 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
1459 (mfc_sdcrt, mfc_sdcrtst): Likewise.
1460 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
1462 (spu_read_machine_status): Fix typo.
1464 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1466 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
1467 SUBREG of multi-word hard register.
1468 * config/spu/spu.c (valid_subreg): Likewise.
1469 (adjust_operand): Handle SUBREGs of multi-word hard registers.
1471 2008-08-04 Richard Guenther <rguenther@suse.de>
1473 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
1474 the candidate with the stripped base if that base is different
1475 from the original base even for offset zero.
1477 2008-08-04 Richard Guenther <rguenther@suse.de>
1480 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
1481 check for no_overflow.
1483 2008-08-04 Richard Guenther <rguenther@suse.de>
1485 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
1487 2008-08-04 Paul Brook <paul@codesourcery.com>
1489 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
1490 (arm_order_regs_for_local_alloc): New function.
1491 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
1493 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
1495 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1498 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
1499 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
1500 (ix86_expand_epilogue): Likewise.
1502 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1504 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
1507 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1509 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
1510 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
1511 (*movv2sf_internal_rex64): Ditto.
1513 2008-08-03 Jan Hubicka <jh@suse.cz>
1515 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
1516 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
1517 * expmed.c (expand_smod_pow2): Likewise.
1519 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1522 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
1523 alternative 0 of operand 1.
1524 (*vec_concatv2di_rex64_sse): Ditto.
1525 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
1527 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
1528 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
1529 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
1530 (*movv2sf_internal_rex64): Ditto.
1532 2008-08-02 Richard Guenther <rguenther@suse.de>
1535 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
1536 (ssedoublesizemode): New mode attribute.
1537 (sse_shufps): Call gen_sse_shufps_v4sf.
1538 (sse_shufps_1): Macroize.
1539 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
1540 (sse2_shufpd_1): Macroize.
1541 (vec_extract_odd, vec_extract_even): New expanders.
1542 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
1543 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
1544 * i386.c (ix86_expand_vector_init_one_nonzero): Call
1545 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
1546 (ix86_expand_vector_set): Likewise.
1547 (ix86_expand_reduc_v4sf): Likewise.
1549 2008-08-01 Doug Kwan <dougkwan@google.com>
1551 * matrix-reorg.c: Re-enable all code.
1552 (struct malloc_call_data): Change CALL_STMT to gimple type.
1553 (collect_data_for_malloc_call): Tuplify.
1554 (struct access_site_info): Change STMT to gimple type.
1555 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
1556 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
1557 (struct free_info): Change STMT to gimple type.
1558 (struct matrix_access_phi_node): Change PHI to gimple type.
1559 (get_inner_of_cast_expr): Remove.
1560 (may_flatten_matrices_1): Tuplify.
1561 (may_flatten_matrices): Ditto.
1562 (mark_min_matrix_escape_level): Ditto.
1563 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
1564 (ssa_accessed_in_call_rhs): New
1565 (ssa_accessed_in_assign_rhs): New
1566 (record_access_alloc_site_info): Tuplify.
1567 (add_allocation_site): Ditto.
1568 (analyze_matrix_allocation_site): Ditto.
1569 (analyze_transpose): Ditto.
1570 (get_index_from_offset): Ditto.
1571 (update_type_size): Ditto.
1572 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
1573 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
1574 (analyze_accesses_for_phi_node): Tuplify.
1575 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
1576 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
1577 (analyze_matrix_accesses): Tuplify.
1578 (check_var_data): New call-back type for check_var_notmodified_p.
1579 (check_var_notmodified_p): Tuplify and use call-back struct to
1580 return statement found.
1581 (can_calculate_expr_before_stmt): Factor out statement related code
1583 (can_calculate_stmt_before_stmt): New.
1584 (check_allocation_function): Tuplify.
1585 (find_sites_in_func): Ditto.
1586 (record_all_accesses_in_func): Ditto.
1587 (transform_access_sites): Ditto.
1588 (transform_allocation_sites): Ditto.
1589 (matrix_reorg): Re-enable.
1590 (gate_matrix_reorg): Re-enable.
1592 2008-08-01 Jakub Jelinek <jakub@redhat.com>
1594 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
1595 for labels for which it hasn't been set yet. If it has been set,
1596 stop walking insns and continue with next worklist item.
1597 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
1598 if the only BARRIER is at the very end of a function.
1600 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
1602 * cfgexpand.c (expand_stack_alignment): Assert that
1603 stack_realign_drap and drap_rtx must match.
1605 * function.c (instantiate_new_reg): If DRAP is used to realign
1606 stack, replace virtual_incoming_args_rtx with internal arg
1609 2008-08-01 Richard Guenther <rguenther@suse.de>
1611 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
1612 loop information only if we initialized it.
1613 (execute_pre): Call fini_pre with in_fre.
1614 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
1615 if we do not unroll because we hit max-completely-peeled-insns.
1616 Use our estimation for consistency, do allow shrinking.
1618 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
1620 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
1621 with MIN_STACK_BOUNDARY.
1622 (ix86_update_stack_boundary): Likewise.
1623 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
1626 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
1627 (MIN_STACK_BOUNDARY): This.
1629 2008-08-01 Richard Guenther <rguenther@suse.de>
1632 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
1634 2008-08-01 Richard Guenther <rguenther@suse.de>
1636 PR tree-optimization/36988
1637 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
1638 do not matter if that doesn't change volatile qualification.
1640 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
1642 * configure.ac: Do not generate libada-mk. Do not subst
1644 * libada-mk.in: Remove.
1645 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
1646 * configure: Regenerate.
1648 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
1650 * tree-pass.h: Added comment about not dumping passes with name
1651 starting with star in struct opt_pass.
1652 * passes.c (register_dump_files_1): Don't do dump for a pass with
1653 name starting with star.
1654 * doc/passes.texi (Pass manager): Mention pass names and special
1655 meaning of star prefix to avoid dump.
1657 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
1659 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
1661 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
1662 (ISA_MIPS64R2): New macro.
1663 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
1664 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
1665 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
1666 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
1667 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
1668 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
1669 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
1670 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
1671 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
1672 Move up to keep list alphabetically sorted.
1673 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
1674 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
1676 * doc/invoke.texi (MIPS Options): Add -mips64r2.
1677 (-march=@var{arch}): Add mips64r2.
1679 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1681 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
1683 2008-07-31 Steve Ellcey <sje@cup.hp.com>
1685 * expr.c (expand_assignment): Check for complete type.
1687 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1690 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
1692 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
1693 for stack alignment.
1695 * function.h (rtl_data): Add stack_realign_tried. Update comments.
1697 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
1699 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
1700 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
1702 2008-07-31 Jakub Jelinek <jakub@redhat.com>
1704 PR rtl-optimization/36419
1705 * dwarf2out.c (barrier_args_size): New variable.
1706 (compute_barrier_args_size, compute_barrier_args_size_1): New
1708 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
1709 if not called yet in the current function, use barrier_args_size
1710 array to find the new args_size value.
1711 (dwarf2out_frame_debug): Free and clear barrier_args_size.
1713 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1716 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
1719 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1722 * dwarf2out.c (dwarf2out_args_size_adjust): New.
1723 (dwarf2out_stack_adjust): Use it.
1724 (dwarf2out_frame_debug_expr): Likewise.
1726 2008-07-31 Richard Guenther <rguenther@suse.de>
1728 PR tree-optimization/36978
1729 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
1730 the generated condition.
1732 2008-07-31 Richard Guenther <rguenther@suse.de>
1734 * passes.c (init_optimization_passes): Always call
1735 pass_early_warn_uninitialized.
1736 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
1737 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
1738 * doc/passes.texi (Warn for uninitialized variables): Adjust.
1740 2008-07-31 Jakub Jelinek <jakub@redhat.com>
1743 * builtins.c (maybe_emit_free_warning): New function.
1744 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
1745 maybe_emit_free_warning for BUILT_IN_FREE.
1748 * dwarf2out.c (get_context_die): New function.
1749 (force_decl_die, force_type_die): Use it.
1750 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
1751 returns NULL, force generation of DW_TAG_typedef and put that into
1754 PR preprocessor/36649
1755 * c-pch.c (c_common_read_pch): Save and restore
1756 line_table->trace_includes across PCH restore.
1758 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
1761 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
1763 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
1766 * final.c (call_from_call_insn): Handle COND_EXEC.
1768 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
1770 * builtins.c (std_gimplify_va_arg_expr): Replace
1771 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
1772 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1774 2008-07-30 Joey Ye <joey.ye@intel.com>
1775 H.J. Lu <hongjiu.lu@intel.com>
1777 * builtins.c (expand_builtin_setjmp_receiver): Replace
1778 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
1779 (expand_builtin_apply_args_1): Likewise.
1780 (expand_builtin_longjmp): Need DRAP for stack alignment.
1781 (expand_builtin_apply): Likewise.
1783 * caller-save.c (setup_save_areas): Call assign_stack_local_1
1784 instead of assign_stack_local to allow alignment reduction.
1786 * calls.c (emit_call_1): Need DRAP for stack alignment if
1788 (expand_call): Replace virtual_incoming_args_rtx with
1789 crtl->args.internal_arg_pointer.
1790 * stmt.c (expand_nl_goto_receiver): Likewise.
1792 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
1793 alignment and store to stack_alignment_estimated and
1794 max_used_stack_slot_alignment.
1795 (expand_one_var): Likewise.
1796 (expand_stack_alignment): New function.
1797 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
1798 and stack_alignment_estimated fields in rtl_data. Call
1799 expand_stack_alignment at end.
1801 * defaults.h (INCOMING_STACK_BOUNDARY): New.
1802 (MAX_STACK_ALIGNMENT): Likewise.
1803 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
1804 (SUPPORTS_STACK_ALIGNMENT): Likewise.
1806 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
1807 stack alignment when generating virtual registers.
1809 * function.c (assign_stack_local): Renamed to ...
1810 (assign_stack_local_1): This. Add a parameter to indicate
1811 if it is OK to reduce alignment.
1812 (assign_stack_local): Use it.
1813 (instantiate_new_reg): Instantiate virtual incoming args rtx
1814 to vDRAP if stack realignment and DRAP is needed.
1815 (assign_parms): Collect parameter/return type alignment and
1816 contribute to stack_alignment_estimated.
1817 (locate_and_pad_parm): Likewise.
1818 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
1819 with crtl->args.internal_arg_pointer.
1821 * function.h (rtl_data): Add new field drap_reg,
1822 max_used_stack_slot_alignment, stack_alignment_estimated,
1823 stack_realign_needed, need_drap, stack_realign_processed and
1824 stack_realign_finalized.
1825 (stack_realign_fp): New macro.
1826 (stack_realign_drap): Likewise.
1828 * global.c (compute_regsets): Frame pointer is needed when
1829 stack is realigned. Can eliminate frame pointer when stack is
1830 realigned and dynamic realigned argument pointer isn't used.
1832 * reload1.c (update_eliminables): Frame pointer is needed
1833 when stack is realigned.
1834 (init_elim_table): Can eliminate frame pointer when stack is
1835 realigned and dynamic realigned argument pointer isn't used.
1837 * rtl.h (assign_stack_local_1): Declare new funtion.
1839 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
1840 (TARGET_GET_DRAP_RTX): Likewise.
1841 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
1842 TARGET_GET_DRAP_RTX.
1844 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
1846 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
1847 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
1849 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
1850 H.J. Lu <hongjiu.lu@intel.com>
1852 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
1853 vdrap_reg, stack_realign and drap_reg_saved.
1854 (add_cfi): Don't allow redefining CFA when DRAP is used.
1855 (reg_save): Handle stack alignment.
1856 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
1857 alignment. Don't generate DWARF information for (set fp sp)
1859 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
1861 (int_loc_descriptor): Move prototype forward. Also define if
1862 DWARF2_UNWIND_INFO is true.
1863 (output_cfa_loc): Handle DW_CFA_expression.
1864 (build_cfa_aligned_loc): New.
1865 (based_loc_descr): Update assert for stack realign. For local
1866 variables, use sp+offset when stack is aligned without drap and
1867 fp+offset when stack is aligned with drap. For arguments, use
1868 cfa+offset when drap is used to align stack.
1870 2008-07-30 Joey Ye <joey.ye@intel.com>
1871 H.J. Lu <hongjiu.lu@intel.com>
1873 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
1875 (ix86_gen_andsp): New.
1876 (ix86_user_incoming_stack_boundary): Likewise.
1877 (ix86_default_incoming_stack_boundary): Likewise.
1878 (ix86_incoming_stack_boundary): Likewise.
1879 (ix86_can_eliminate): Likewise.
1880 (find_drap_reg): Likewise.
1881 (ix86_update_stack_boundary): Likewise.
1882 (ix86_get_drap_rtx): Likewise.
1883 (ix86_finalize_stack_realign_flags): Likewise.
1884 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
1885 (TARGET_GET_DRAP_RTX): Likewise.
1886 (override_options): Overide option value for new options.
1887 (ix86_function_ok_for_sibcall): Remove check for
1888 force_align_arg_pointer.
1889 (ix86_handle_cconv_attribute): Likewise.
1890 (ix86_function_regparm): Likewise.
1891 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
1892 (ix86_va_start): Replace virtual_incoming_args_rtx with
1893 crtl->args.internal_arg_pointer.
1894 (ix86_select_alt_pic_regnum): Check DRAP register.
1895 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
1896 (ix86_compute_frame_layout): Compute frame layout wrt stack
1898 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
1899 (ix86_expand_prologue): Decide if stack realignment is needed
1900 and generate prologue code accordingly.
1901 (ix86_expand_epilogue): Generate epilogue code wrt stack
1902 realignment is really needed or not.
1904 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
1905 (ABI_STACK_BOUNDARY): Likewise.
1906 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
1907 (STACK_REALIGN_DEFAULT): Likewise.
1908 (INCOMING_STACK_BOUNDARY): Likewise.
1909 (MAX_STACK_ALIGNMENT): Likewise.
1910 (ix86_incoming_stack_boundary): Likewise.
1911 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
1912 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
1913 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
1914 (machine_function): Remove force_align_arg_pointer.
1916 * config/i386/i386.md (BX_REG): New.
1917 (R13_REG): Likewise.
1919 * config/i386/i386.opt (mforce_drap): New.
1920 (mincoming-stack-boundary): Likewise.
1921 (mstackrealign): Add Init(-1).
1923 * config/i386/i386-protos.h (ix86_can_eliminate): New
1925 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
1927 * doc/extend.texi: Update force_align_arg_pointer.
1929 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
1932 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
1933 (INCOMING_STACK_BOUNDARY): Likewise.
1934 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
1935 (TARGET_GET_DRAP_RTX): Likewise.
1937 2008-07-30 Andreas Schwab <schwab@suse.de>
1939 PR rtl-optimization/36929
1940 * dse.c (replace_inc_dec): Use emit_insn_before instead of
1941 add_insn_before and fix argument order.
1942 (replace_inc_dec_mem): Handle NULL rtx.
1944 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
1946 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
1948 (arm_compute_initial_elimination_offset): Use it.
1949 (arm_compute_save_reg_mask): Include static chain save slot when
1950 calculating alignment.
1951 (arm_get_frame_offsets): Ditto.
1952 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
1953 that we can use to decrement the stack when the stack decrement
1954 could be too big for an immediate value in a single insn.
1955 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
1957 2008-07-30 Richard Guenther <rguenther@suse.de>
1959 PR tree-optimization/36967
1960 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
1961 Release defs of statements we remove.
1963 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
1965 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
1966 instead of NULL_RTVEC.
1968 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
1972 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
1975 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
1977 * final.c (call_from_call_insn): New.
1978 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
1980 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
1982 * configure.ac: Substitute ADA_CFLAGS.
1983 * configure: Regenerate.
1984 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
1985 * Makefile.in: Remove mention of X_* variables.
1986 * config/pa/x-ada-hpux10: Remove.
1987 * config/pa/x-ada: Remove.
1989 * doc/fragments.texi: Update.
1991 2008-07-30 Olivier Hainque <hainque@adacore.com>
1993 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
1994 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
1995 __dso_handle explicitly here.
1997 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2000 * c-typeck.c (build_binary_op): Encapsulate code into...
2001 * c-common.c (shorten_binary_op): ...this new function.
2002 (conversion_warning): Use the new function. Handle non-negative
2003 constant in bitwise-and.
2004 * c-common.h (shorten_binary_op): Declare.
2006 2008-07-30 Olivier Hainque <hainque@adacore.com>
2008 * scan.c (make_sstring_space): Add explicit conversions of
2009 allocator's return value.
2010 * fix-header.c (recognized_function): Likewise.
2012 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2014 * doc/cpp.texi: Update to GFDL 1.2.
2015 * doc/gcc.texi: Do not list GPL as Invariant Section.
2016 * doc/gccint.texi: Likewise. Update copyright years.
2017 * doc/install.texi: Update copyright years.
2019 2008-07-30 Alan Modra <amodra@bigpond.net.au>
2022 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
2023 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
2025 2008-07-29 Jan Hubicka <jh@suse.cz>
2027 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
2028 (grokdeclarator): Likewise.
2029 * langhooks.c (lhd_warn_unused_global_decl): Use
2030 DECL_DECLARED_INLINE_P.
2031 * print-tree.c (print_node): Remove DECL_INLINE check.
2033 2008-07-29 Richard Guenther <rguenther@suse.de>
2035 PR tree-optimization/36945
2036 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
2037 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
2038 Record invariant addresses un-decomposed.
2039 (copy_reference_ops_from_call): Record reference call
2040 arguments properly. Simplify.
2041 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
2042 helper split out from ...
2043 (create_component_ref_by_pieces): ... here. Simplify.
2044 Prepare for recursive invocation for call arguments.
2045 (create_expression_by_pieces): Adjust call to
2046 create_component_ref_by_pieces.
2047 (compute_avail): Process operand 2 of reference ops.
2049 2008-07-29 Richard Guenther <rguenther@suse.de>
2051 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
2053 2008-07-29 Jakub Jelinek <jakub@redhat.com>
2055 * c-format.c (check_format_types): Revert unwanted checkin.
2057 2008-07-29 Jan Hubicka <jh@suse.cz>
2059 * flags.h (flag_really_no_inline): Remove.
2060 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
2061 * toplev.c (flag_really_no_inline): Remove.
2062 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
2063 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
2064 (cgraph_decide_inlining_incrementally): Likewise.
2065 (compute_inline_parameters): Likewise.
2066 * opts.c (decode_options): Simplify.
2067 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
2068 * common.opt (finline): Initialize to 1.
2069 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
2071 2008-07-29 Jan Hubicka <jh@suse.cz>
2073 * predict.c (always_optimize_for_size_p): New function.
2074 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2075 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2076 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
2078 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
2079 * function.c (prepare_function_start): Set default profile.
2080 * function.h (rtl_data): Add maybe_hot_insn_p.
2081 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
2082 (construct_exit_block): Likewise.
2083 (tree_expand_cfg): Likewise.
2085 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2086 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2087 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2088 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
2091 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2094 * c-decl.c (merge_decls): Merge USED flags.
2096 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
2098 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
2099 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
2100 next_stack, lab_false and lab_over trees.
2102 2008-07-28 Richard Guenther <rguenther@suse.de>
2104 PR tree-optimization/36957
2105 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
2106 (useless_type_conversion_p): Remove.
2107 (types_compatible_p): Remove.
2108 * gimple.h (tree_ssa_useless_type_conversion): Declare.
2109 (useless_type_conversion_p): Declare.
2110 (types_compatible_p): Declare.
2111 (gimple_expr_type): Return the base type only if it is
2112 trivially convertible to the subtype.
2114 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
2116 * configure.ac: Use the m4_do macro to concatenate the warnings into
2117 one string in ACX_PROG_CC_WARNING_OPTS,
2118 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
2119 * configure: Regenerate.
2121 2008-07-28 Richard Guenther <rguenther@suse.de>
2123 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
2124 (insert_fake_stores): Remove.
2125 (realify_fake_stores): Likewise.
2126 (execute_pre): Remove dead code.
2127 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
2128 (find_func_aliases): Deal with it here instead.
2129 Re-enable gcc_unreachable call.
2131 2008-07-28 Richard Guenther <rguenther@suse.de>
2133 Merge from gimple-tuples-branch.
2135 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
2136 * gimple.def: New file.
2137 * gsstruct.def: Likewise.
2138 * gimple-iterator.c: Likewise.
2139 * gimple-pretty-print.c: Likewise.
2140 * tree-gimple.c: Removed. Merged into ...
2141 * gimple.c: ... here. New file.
2142 * tree-gimple.h: Removed. Merged into ...
2143 * gimple.h: ... here. New file.
2145 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
2146 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
2147 --enable-checking=gimple flag.
2148 * config.in: Likewise.
2149 * configure: Regenerated.
2151 * tree-ssa-operands.h: Tuplified.
2152 * tree-vrp.c: Likewise.
2153 * tree-loop-linear.c: Likewise.
2154 * tree-into-ssa.c: Likewise.
2155 * tree-ssa-loop-im.c: Likewise.
2156 * tree-dump.c: Likewise.
2157 * tree-complex.c: Likewise.
2158 * cgraphbuild.c: Likewise.
2159 * tree-ssa-threadupdate.c: Likewise.
2160 * tree-ssa-loop-niter.c: Likewise.
2161 * tree-pretty-print.c: Likewise.
2162 * tracer.c: Likewise.
2163 * gengtype.c: Likewise.
2164 * tree-loop-distribution.c: Likewise.
2165 * tree-ssa-loop-unswitch.c: Likewise.
2166 * cgraph.c: Likewise.
2167 * cgraph.h: Likewise.
2168 * tree-ssa-loop-manip.c: Likewise.
2169 * value-prof.c: Likewise.
2170 * tree-ssa-loop-ch.c: Likewise.
2171 * tree-tailcall.c: Likewise.
2172 * value-prof.h: Likewise.
2175 * tree-pass.h: Likewise.
2176 * ipa-cp.c: Likewise.
2177 * tree-scalar-evolution.c: Likewise.
2178 * tree-scalar-evolution.h: Likewise.
2179 * target.h: Likewise.
2180 * lambda-mat.c: Likewise.
2181 * tree-phinodes.c: Likewise.
2182 * diagnostic.h: Likewise.
2183 * builtins.c: Likewise.
2184 * tree-ssa-alias-warnings.c: Likewise.
2185 * cfghooks.c: Likewise.
2186 * fold-const.c: Likewise.
2187 * cfghooks.h: Likewise.
2188 * omp-low.c: Likewise.
2189 * tree-ssa-dse.c: Likewise.
2190 * ipa-reference.c: Likewise.
2191 * tree-ssa-uncprop.c: Likewise.
2192 * toplev.c: Likewise.
2193 * tree-gimple.c: Likewise.
2194 * tree-gimple.h: Likewise.
2195 * tree-chrec.c: Likewise.
2196 * tree-chrec.h: Likewise.
2197 * tree-ssa-sccvn.c: Likewise.
2198 * tree-ssa-sccvn.h: Likewise.
2199 * cgraphunit.c: Likewise.
2200 * tree-ssa-copyrename.c: Likewise.
2201 * tree-ssa-ccp.c: Likewise.
2202 * tree-ssa-loop-ivopts.c: Likewise.
2203 * tree-nomudflap.c: Likewise.
2204 * tree-call-cdce.c: Likewise.
2205 * ipa-pure-const.c: Likewise.
2206 * c-format.c: Likewise.
2207 * tree-stdarg.c: Likewise.
2208 * tree-ssa-math-opts.c: Likewise.
2209 * tree-ssa-dom.c: Likewise.
2210 * tree-nrv.c: Likewise.
2211 * tree-ssa-propagate.c: Likewise.
2212 * ipa-utils.c: Likewise.
2213 * tree-ssa-propagate.h: Likewise.
2214 * tree-ssa-alias.c: Likewise.
2215 * gimple-low.c: Likewise.
2216 * tree-ssa-sink.c: Likewise.
2217 * ipa-inline.c: Likewise.
2218 * c-semantics.c: Likewise.
2219 * dwarf2out.c: Likewise.
2221 * tree-ssa-loop-ivcanon.c: Likewise.
2222 * predict.c: Likewise.
2223 * tree-ssa-loop.c: Likewise.
2224 * tree-parloops.c: Likewise.
2225 * tree-ssa-address.c: Likewise.
2226 * tree-ssa-ifcombine.c: Likewise.
2227 * matrix-reorg.c: Likewise.
2228 * c-decl.c: Likewise.
2229 * tree-eh.c: Likewise.
2230 * c-pretty-print.c: Likewise.
2231 * lambda-trans.c: Likewise.
2232 * function.c: Likewise.
2233 * langhooks.c: Likewise.
2234 * ebitmap.h: Likewise.
2235 * tree-vectorizer.c: Likewise.
2236 * function.h: Likewise.
2237 * langhooks.h: Likewise.
2238 * tree-vectorizer.h: Likewise.
2239 * ipa-type-escape.c: Likewise.
2240 * ipa-type-escape.h: Likewise.
2241 * domwalk.c: Likewise.
2242 * tree-if-conv.c: Likewise.
2243 * profile.c: Likewise.
2244 * domwalk.h: Likewise.
2245 * tree-data-ref.c: Likewise.
2246 * tree-data-ref.h: Likewise.
2247 * tree-flow-inline.h: Likewise.
2248 * tree-affine.c: Likewise.
2249 * tree-vect-analyze.c: Likewise.
2250 * c-typeck.c: Likewise.
2251 * gimplify.c: Likewise.
2252 * coretypes.h: Likewise.
2253 * tree-ssa-phiopt.c: Likewise.
2254 * calls.c: Likewise.
2255 * tree-ssa-coalesce.c: Likewise.
2256 * tree.def: Likewise.
2257 * tree-dfa.c: Likewise.
2258 * except.c: Likewise.
2259 * except.h: Likewise.
2260 * cfgexpand.c: Likewise.
2261 * tree-cfgcleanup.c: Likewise.
2262 * tree-ssa-pre.c: Likewise.
2263 * tree-ssa-live.c: Likewise.
2264 * tree-sra.c: Likewise.
2265 * tree-ssa-live.h: Likewise.
2266 * tree-predcom.c: Likewise.
2267 * lambda.h: Likewise.
2268 * tree-mudflap.c: Likewise.
2269 * ipa-prop.c: Likewise.
2270 * print-tree.c: Likewise.
2271 * tree-ssa-copy.c: Likewise.
2272 * ipa-prop.h: Likewise.
2273 * tree-ssa-forwprop.c: Likewise.
2274 * ggc-page.c: Likewise.
2275 * c-omp.c: Likewise.
2276 * tree-ssa-dce.c: Likewise.
2277 * tree-vect-patterns.c: Likewise.
2278 * tree-ssa-ter.c: Likewise.
2279 * tree-nested.c: Likewise.
2280 * tree-ssa.c: Likewise.
2281 * lambda-code.c: Likewise.
2282 * tree-ssa-loop-prefetch.c: Likewise.
2283 * tree-inline.c: Likewise.
2284 * tree-inline.h: Likewise.
2285 * tree-iterator.c: Likewise.
2286 * tree-optimize.c: Likewise.
2287 * tree-ssa-phiprop.c: Likewise.
2288 * tree-vect-transform.c: Likewise.
2289 * tree-object-size.c: Likewise.
2290 * tree-outof-ssa.c: Likewise.
2291 * cfgloop.c: Likewise.
2292 * system.h: Likewise.
2293 * tree-profile.c: Likewise.
2294 * cfgloop.h: Likewise.
2295 * c-gimplify.c: Likewise.
2296 * c-common.c: Likewise.
2297 * tree-vect-generic.c: Likewise.
2298 * tree-flow.h: Likewise.
2299 * c-common.h: Likewise.
2300 * basic-block.h: Likewise.
2301 * tree-ssa-structalias.c: Likewise.
2302 * tree-switch-conversion.c: Likewise.
2303 * tree-ssa-structalias.h: Likewise.
2304 * tree-cfg.c: Likewise.
2305 * passes.c: Likewise.
2306 * ipa-struct-reorg.c: Likewise.
2307 * ipa-struct-reorg.h: Likewise.
2308 * tree-ssa-reassoc.c: Likewise.
2309 * cfgrtl.c: Likewise.
2310 * varpool.c: Likewise.
2312 * tree-ssanames.c: Likewise.
2313 * tree-ssa-threadedge.c: Likewise.
2314 * langhooks-def.h: Likewise.
2315 * tree-ssa-operands.c: Likewise.
2316 * config/alpha/alpha.c: Likewise.
2317 * config/frv/frv.c: Likewise.
2318 * config/s390/s390.c: Likewise.
2319 * config/m32c/m32c.c: Likewise.
2320 * config/m32c/m32c-protos.h: Likewise.
2321 * config/spu/spu.c: Likewise.
2322 * config/sparc/sparc.c: Likewise.
2323 * config/i386/i386.c: Likewise.
2324 * config/sh/sh.c: Likewise.
2325 * config/xtensa/xtensa.c: Likewise.
2326 * config/stormy16/stormy16.c: Likewise.
2327 * config/ia64/ia64.c: Likewise.
2328 * config/rs6000/rs6000.c: Likewise.
2329 * config/pa/pa.c: Likewise.
2330 * config/mips/mips.c: Likewise.
2332 2008-07-28 Simon Baldwin <simonb@google.com>
2334 * c-pragma.c (handle_pragma_message): New function.
2335 (init_pragma): Register handle_pragma_message.
2336 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
2339 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
2341 PR tree-optimization/35252
2342 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
2343 REALPART_EXPR to be considered as same load operation.
2345 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
2347 PR tree-optimization/36830
2348 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
2349 (expressions_equal_p): Return false if only one operand is null.
2351 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
2353 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
2354 version requirements.
2356 2008-07-26 Olivier Hainque <hainque@adacore.com>
2358 * collect2.c (symkind): New enum. Symbol kinds we care about.
2359 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
2360 code and head comment accordingly.
2361 (scan_prog_file): Use symkind names instead of bare integers.
2363 2008-07-25 Jan Hubicka <jh@suse.cz>
2365 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
2367 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
2368 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
2369 * dojump.c (clear_pending_stack_adjust): Likewise.
2370 * print-tree.c (print_node): Ignore DECL_INLINE.
2371 * tree-inline.c (inlinable_function_p): Likewise.
2373 2008-07-25 Michael Meissner <gnu@the-meissners.org>
2375 * doc/extend.texi (hot attribute): Document that the hot attribute
2376 turns on -O3 for some ports.
2377 (cold attribute): Document that the cold attribute turns on -Os
2380 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
2381 reflect function specific option support.
2383 * target.h (struct target_option_hooks): Add fields to say whether
2384 the cold attribute implies -Os and the hot attribute implies -O3.
2386 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
2387 By default, do not turn on -Os for cold functions.
2388 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
2389 not turn on -O3 for hot functions.
2391 * c-common.c (handle_hot_attribute): Use target hook to determine
2392 if hot functions should enable -O3.
2393 (handle_cold_attribute): Use target hook to determine if cold
2394 functions should enable -Os.
2396 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
2397 (override_options): Move disable scheduling to
2398 optimization_options.
2399 (optimization_options): Disable scheduling here, not
2401 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2402 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2404 * config/ia64/ia64.c (ia64_override_options): Move setting
2405 scheduling flags to ia64_optimization_options.
2406 (ia64_optimization_options): Disable scheduling options here, and
2407 not in ia64_override_options.
2408 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2409 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2411 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
2414 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
2416 2008-07-25 Martin Jambor <mjambor@suse.cz>
2418 PR tree-optimization/36926
2419 * ipa-prop.c (ipa_analyze_call_uses): Call
2420 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
2422 2008-07-25 Joseph Myers <joseph@codesourcery.com>
2424 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
2425 movv2si_internal): Add mem = reg alternative.
2427 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
2430 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
2431 DEFAULT_PCC_STRUCT_RETURN to 127.
2433 2008-07-24 Jan Hubicka <jh@suse.cz>
2435 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
2436 (build_cgraph_edges): Likewise.
2437 * cgraph.c (cgraph_node): Do not update assembler hash.
2438 (cgraph_remove_node): Drop non-unit-at-a-time code.
2439 * tree-pass.h (pass_O0_always_inline): Remove.
2440 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
2441 * toplev.c (process_options): Flag unit-at-a-time does not imply
2443 * cgraphunit.c: Update comments.
2444 (decide_is_function_needed): Drop non-unit-at-a-time mode.
2445 (cgraph_assemble_pending_functions): Remove.
2446 (cgraph_reset_node): Drop non-unit-at-a-time code.
2447 (cgraph_finalize_function): Likewise.
2448 (cgraph_analyze_function): Likewise.
2449 (cgraph_finalize_compilation_unit): Likewise.
2450 (cgraph_expand_function): Likewise.
2451 (cgraph_optimize): Likesise.
2452 (save_inline_function_body): Likewise.
2453 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
2454 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
2455 * ipa-inline.c: Update comments.
2456 (enum inlining_mode): remove INLINE_SPEED.
2457 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
2458 (cgraph_mark_inline_edge): Likewise.
2459 (try_inline): Likewise.
2460 (cgraph_decide_inlining_incrementally): Likewise.
2461 (cgraph_gate_inlining): Remove.
2462 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
2463 (cgraph_gate_early_inlining): Likewise.
2464 (gate_inline_passes): Remove.
2465 (pass_inline_parameters, pass_ipa_inline): Remove gates.
2466 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2467 pass_O0_always_inline): Remove.
2468 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
2469 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
2470 * opts.c (no_unit_at_a_time_default): Remove.
2471 (decode_options): Remove flag_unit_at_a_time reset and warning.
2472 * opts.h (no_unit_at_a_time_default): Remove.
2473 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
2474 early in GNU dialect.
2475 (merge_decls): Update comment; drop unit-at-a-time check.
2476 (finish_decl): Likewise.
2477 (grok_declaration): Remove flag_inline_trees code.
2478 (finish_functions): Return on function returning non-void on all
2480 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
2481 * cfgexpand.c (expand_one_static_var): Remove.
2482 (expand_one_var): Remove expand_one_static_var call.
2483 (expand_used_vars_for_block): Remove flag_unit_a_time check.
2484 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
2485 and flag_unit_at_a-time compatibility checks.
2486 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
2487 * tree-inline.c (flag_inline_trees): Remove.
2488 (inlinable_function_p): Don't check it.
2489 (expand_call_inline): Remove non-unit-at-a-time code.
2490 * tree-inline.h (flag_inline_trees): Remove.
2491 * tree-optimize.c (execute_early_local_optimizations): Remove
2492 unit-at-a-time checks.
2493 (tree_rest_of_compilation): Likewise.
2494 * combine.c (setup_incoming_promotions): Likewise.
2495 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
2496 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
2497 * passes.c (pass_inline_parameters): Update comments; remove
2498 O0_alwaysinline pass.
2499 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
2500 (execute_one_pass): Likewise.
2501 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
2502 (ix86_function_sseregparm): Likewise.
2503 * arm.c (arm_function_in_section_p): Likewise.
2504 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
2505 * varpool.c: Update comments.
2506 (decide_is_variable_needed): Remove unit-at-a-time checks.
2507 (varpool_finalize_decl): Likewise.
2509 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
2511 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
2513 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
2515 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
2517 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
2518 imp symbol extension.
2520 2008-07-23 Ian Lance Taylor <iant@google.com>
2522 * tree-vrp.c (infer_value_range): Ignore asm statements when
2523 looking for memory accesses for -fdelete-null-pointer-checks.
2525 2008-07-24 Ben Elliston <bje@au.ibm.com>
2527 * config/spu/spu-c.c (__vector_keyword): New variable.
2528 (vector_keyword): Likewise.
2529 (spu_categorize_keyword): New function.
2530 (spu_macro_to_expand): Likewise.
2531 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
2532 compiling an ISO C dialect.
2534 2008-07-24 Ben Elliston <bje@au.ibm.com>
2536 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
2539 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2541 * configure: Regenerate.
2542 * configure.ac: Require texinfo 4.7.
2543 * doc/install.texi: Document texinfo 4.7 requirement.
2545 2008-07-23 Martin Jambor <mjambor@suse.cz>
2547 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
2548 rather than for DECL_SAVED_TREE.
2549 * ipa-prop.c: Include diagnostic.h.
2550 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
2552 (ipa_detect_param_modifications): Function rewritten from scratch.
2553 (ipa_compute_jump_functions): Changed accesses to modification flags.
2554 (ipa_free_node_params_substructures): Update flags destruction.
2555 (ipa_node_duplication_hook): Update flags duplication.
2556 (ipa_print_all_params_modified): Updated flag access.
2557 * ipa-prop.h (struct ipa_param_flags): New structure.
2558 (struct ipa_node_params): New field modification_analysis_done,
2559 modified_flags changed into param_flags.
2560 (ipa_is_ith_param_modified): Changed to use new flags.
2561 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
2563 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
2564 ipa-cp.c and split into two functions.
2565 (ipa_print_node_jump_functions): New function.
2566 (compute_scalar_jump_functions): New function.
2567 (type_like_member_ptr_p): New function.
2568 (compute_pass_through_member_ptrs): New function.
2569 (fill_member_ptr_cst_jump_function): New function.
2570 (determine_cst_member_ptr): New function.
2571 (compute_cst_member_ptr_arguments): New function.
2572 (ipa_compute_jump_functions): Complete rewrite.
2573 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
2574 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
2575 (struct ipa_member_ptr_cst): New structure.
2576 (union jump_func_value): New field member_cst.
2577 * ipa-cp.c (ipcp_lat_is_insertable): New function.
2578 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
2579 jump function types.
2580 (ipcp_print_all_lattices): Slight fprintf rearrangement.
2581 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
2582 instead of ipcp_print_all_jump_functions.
2583 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
2584 only for replacable scalars.
2586 * doc/invoke.texi (Optimize options): Add description of
2587 -findirect-inlining.
2588 * common.opt (flag_indirect_inlining): New flag.
2589 * opts.c (decode_options): Set flag_indirect_inlining when
2592 * ipa-inline.c: Include ipa-prop.h.
2593 (inline_indirect_intraprocedural_analysis): New function.
2594 (inline_generate_summary): Allocate parameter and argument info
2595 structures, call inline_indirect_intraprocedural_analysis on each
2596 node when doing indirect inlining and deallocate indirect inlining
2597 data structures in the end.
2598 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
2599 (free_all_ipa_structures_after_iinln): New function.
2600 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
2602 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
2604 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
2605 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
2606 of computing the frequency separately.
2607 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
2608 of computing the frequency separately.
2609 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
2610 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
2611 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
2612 (ipa_get_stmt_member_ptr_load_param): New function.
2613 (ipa_is_ssa_with_stmt_def): New function.
2614 (ipa_note_param_call): New function.
2615 (ipa_analyze_call_uses): New function.
2616 (ipa_analyze_stmt_uses): New function.
2617 (ipa_analyze_params_uses): New function.
2618 (ipa_free_node_params_substructures): Also free the param_calls linked
2620 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
2621 (ipa_print_node_param_flags): New function.
2622 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
2623 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
2624 * ipa-prop.h (struct ipa_param_flags): New field called.
2625 (struct ipa_param_call_note): New structure.
2626 (struct ipa_node_params): New fields param_calls and
2628 (ipa_is_ith_param_called): New function.
2629 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2630 ipa_analyze_params_uses and dump parameter flags.
2632 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
2633 ipa_propagate_indirect_call_infos if performing indirect inlining,
2634 pass a new parameter new_edges to it.
2635 (add_new_edges_to_heap): New fucntion.
2636 (cgraph_decide_inlining_of_small_functions): New vector
2637 new_indirect_edges for newly found indirect edges , call
2638 ipa_propagate_indirect_call_infos after inlining.
2639 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
2640 inlining if performing indirect inlining. Call
2641 free_all_ipa_structures_after_iinln when doing so too.
2642 (inline_generate_summary): Do not call
2643 free_all_ipa_structures_after_iinln here.
2644 * ipa-prop.c (update_jump_functions_after_inlining): New function.
2645 (print_edge_addition_message): New function.
2646 (update_call_notes_after_inlining): New function.
2647 (propagate_info_to_inlined_callees): New function.
2648 (ipa_propagate_indirect_call_infos): New function.
2649 * ipa-prop.h: Include cgraph.h
2650 (struct ipa_param_call_note): Fields reordered, new field processed.
2651 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
2653 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
2654 rediscovered call statements.
2655 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
2656 (dump_cgraph_node): Dump also the indirect_call flag.
2657 (cgraph_clone_edge): Copy also the indirect_call flag.
2658 * tree-inline.c (copy_bb): Do not check for fndecls from call
2659 expressions, check for edge availability when moving clones.
2660 (get_indirect_callee_fndecl): New function.
2661 (expand_call_inline): If callee declaration is not apprent from
2662 the statement, try calling get_indirect_callee_fndecl. Do not
2663 issue warnings or call sorry when not inlinings an indirect edge.
2664 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
2666 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
2667 bit more frandly to matching.
2668 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
2669 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
2670 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
2672 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2675 * opth-gen.awk: Suppress function specific features when building
2677 * optc-gen.awk: Ditto.
2679 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2682 * diagnostic.c (pedwarn): Add opt parameter.
2684 * c-tree.h (pedwarn_init): Add opt parameter.
2685 (pedwarn_c90): Likewise.
2686 (pedwarn_c99): Likewise.
2687 * c-errors.c (pedwarn_c99): Likewise.
2688 (pedwarn_c90): Likewise.
2689 * toplev.h (pedwarn): Update declaration.
2690 (pedwarn0): Declare.
2691 * c-lex.c: All calls to pedwarn changed.
2692 * builtins.c: All calls to pedwarn changed.
2693 * toplev.c: All calls to pedwarn changed.
2694 * c-decl.c: All calls to pedwarn changed.
2695 * c-typeck.c: All calls to pedwarn changed.
2696 * c-common.c: All calls to pedwarn changed.
2697 * c-parser.c: All calls to pedwarn changed.
2699 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2700 Karthik Kumar <karthikkumar@gmail.com>
2702 * attribs.c (file scope): Include c-common.h.
2703 (decl_attributes): Add support for #pragma GCC optimize and
2706 * targhooks.c (default_can_inline_p): New function that is the
2707 default for the TARGET_CAN_INLINE_P target hook.
2709 * targhooks.h (default_can_inline_p): Add declaration.
2711 * tree.c (cl_optimization_node): New static tree for building
2712 OPTIMIZATION_NODE tree.
2713 (cl_target_option_node): New static tree for building
2714 TARGET_OPTION_NODE tree.
2715 (cl_option_hash_table): New hash table for hashing
2716 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2717 (cl_option_hash_hash): New function to provide the hash value for
2718 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2719 (cl_option_hash_eq): New function to provide an equality test for
2720 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2721 (tree_code_size): Add support for OPTIMIZATION_NODE and
2722 TARGET_OPTION_NODE trees.
2723 (tree_code_structure): Add support for OPTIMIZATION_NODE and
2724 TARGET_OPTION_NODE trees.
2725 (build_optimization_node): Build a tree that has all of the
2726 current optimization options.
2727 (build_target_option_node): Build a tree that has the target
2728 options that might be changed on a per function basis.
2730 * tree.h (file scope): Include options.h.
2731 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
2732 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
2733 (TREE_OPTIMIZATION): Ditto.
2734 (TREE_TARGET_SPECIFIC): Ditto.
2735 (struct tree_function_decl): Add fields for remembering the
2736 current optimization options and target specific options.
2737 (struct tree_optimization_option): New tree variant that remembers
2738 the optimization options.
2739 (struct tree_target_option): New tree variant that remembers the
2740 target specific flags that might change for compiling a particular
2742 (union tree_node): Include tree_optimization_option and
2743 tree_target_option fields.
2744 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
2745 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
2746 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
2747 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
2748 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
2749 optimization and target options.
2750 (optimization_default_node): New macro to refer to global_trees
2752 (optimization_current_node): Ditto.
2753 (optimization_cold_node): Ditto.
2754 (optimization_hot_node): Ditto.
2755 (target_option_default_node): Ditto.
2756 (target_option_current_node): Ditto.
2757 (current_option_pragma): Ditto.
2758 (current_optimize_pragma): Ditto.
2760 * target.h (struct gcc_target): Add valid_option_attribute_p,
2761 target_option_save, target_option_restore, target_option_print,
2762 target_option_pragma_parse, and can_inline_p hooks.
2764 * toplev.h (parse_optimize_options): Add declaration.
2765 (fast_math_flags_struct_set_p): Ditto.
2767 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
2768 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
2771 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
2772 tree_can_inline_p hook to see if one function can inline another.
2773 (cgraph_decide_inlining): Ditto.
2774 (cgraph_decide_inlining_incrementally): Ditto.
2776 * opts.c (decode_options): Add support for running multiple times
2777 to allow functions with different target or optimization options
2778 than was specified on the command line.
2779 (fast_math_flags_struct_set_p): New function that is similar to
2780 fast_math_flags_set_p, except it uses the values in the
2781 cl_optimization structure instead of global variables.
2783 * optc-gen.awk: Add support for TargetSave to allow a back end to
2784 declare new fields that need to be saved when using function
2785 specific options. Include flags.h and target.h in the options.c
2786 source. Add support for Save to indicate which options can be set
2787 for individual functions. Generate cl_optimize_save,
2788 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
2789 cl_target_option_restore, cl_target_option_print functions to
2790 allow functions to use different optimization or target options.
2792 * opt-functions.awk (var_type_struct): Return the type used for
2793 storing the field in a structure.
2795 * opth-gen.awk: Add support for TargetSave to allow a back end to
2796 declare new fields that need to be saved when using function
2797 specific options. Add support for Save to indicate which options
2798 can be set for individual functions. Only generate one extern for
2799 Mask fields. Generate cl_optimization and cl_target_option
2800 structures to remember optimization and target options.
2802 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
2803 collecting new tree nodes.
2804 (TS_TARGET_OPTION): Ditto.
2806 * c-decl.c (merge_decls): Merge function specific target and
2807 optimization options.
2809 * function.c (invoke_set_current_function_hook): If the function
2810 uses different optimization options, change the global variables
2813 * coretypes.h (struct cl_optimization): Add forward reference.
2814 (struct cl_target_option): Ditto.
2816 * c-pragma.c (option_stack): New static vector to remember the
2817 current #pragma GCC option stack.
2818 (handle_pragma_option): New function to support #pragma GCC option
2819 to change target options.
2820 (optimize_stack): New static vector to remember the current
2821 #pragma GCC optimize stack.
2822 (handle_pragma_optimize): New function to support #pragma GCC
2823 optimize to change optimization options.
2824 (init_pragma): Add support for #pragma GCC optimize and #pragma
2827 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
2828 optimization options.
2829 (TARGET_OPTION_NODE): New tree code for remembering certain target
2832 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
2833 TARGET_OPTION_NODE trees.
2835 * common.opt (-O): Add Optimization flag.
2837 (-fmath-errno): Ditto.
2838 (-falign-functions): Add UInteger flag to make sure flag gets full
2839 int in cl_optimization structure.
2840 (-falign-jumps): Ditto.
2841 (-falign-labels): Ditto.
2842 (-falign-loops): Ditto.
2843 (-fsched-stalled-insns): Ditto.
2844 (-fsched-stalled-insns-dep): Ditto.
2846 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
2848 (TARGET_OPTION_SAVE): Ditto.
2849 (TARGET_OPTION_RESTORE): Ditto.
2850 (TARGET_OPTION_PRINT): Ditto.
2851 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
2852 (TARGET_CAN_INLINE_P): Ditto.
2853 (TARGET_INITIALIZER): Add new hooks.
2855 * tree-inline.c (tree_can_inline_p): New function to determine
2856 whether one function can inline another. Check if the functions
2857 use compatible optimization options, and also call the backend
2860 * tree-inline.h (tree_can_inline_p): Add declaration.
2862 * c-common.c (c_common_attribute): Add support for option and
2863 optimize attributes.
2864 (handle_option_attribute): Add support for the option attribute to
2865 allow the user to specify different target options for compiling a
2867 (handle_optimize_attribute): Add support for the optimize
2868 attribute to allow the user to specify different optimization
2869 options for compiling a specific function.
2870 (handle_hot_attribute): Turn on -O3 optimization for this one
2871 function if it isn't the default optimization level.
2872 (handle_cold_attribute): Turn on -Os optimization for this one
2873 function if it insn't the default optimization.
2874 (const_char_p): New const char * typedef.
2875 (optimize_args): New static vector to remember the optimization
2877 (parse_optimize_options): New function to set up the optimization
2878 arguments from either the optimize attribute or #pragma GCC optimize.
2880 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
2881 (builtin_define_std): Ditto.
2883 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
2884 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
2885 (x86_64-*-*): Ditto.
2887 * Makefile.in (TREE_H): Add options.h.
2888 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
2890 * doc/extend.texi (option attribute): Document new attribute.
2891 (optimize attribute): Ditto.
2892 (hot attribute): Document hot attribute sets -O3.
2893 (cold attribute): Document cold attribute sets -Os.
2894 (#pragma GCC option): Document new pragma.
2895 (#pragma GCC optimize): Ditto.
2897 * doc/options.texi (TargetSave): Document TargetSave syntax.
2898 (UInteger): Document UInteger must be used for certain flags.
2899 (Save): Document Save option to create target specific options
2900 that can be saved/restored on a function specific context.
2902 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
2903 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
2905 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
2906 (TARGET_OPTION_SAVE): Ditto.
2907 (TARGET_OPTION_RESTORE): Ditto.
2908 (TARGET_OPTION_PRINT): Ditto.
2909 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
2910 (TARGET_CAN_INLINE_P): Ditto.
2912 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
2914 (-mfpmath=both): Ditto.
2916 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2917 Karthik Kumar <karthikkumar@gmail.com>
2919 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
2920 (TARGET_POPCNT): Ditto.
2921 (TARGET_SAHF): Ditto.
2922 (TARGET_AES): Ditto.
2923 (TARGET_PCLMUL): Ditto.
2924 (TARGET_CMPXCHG16B): Ditto.
2925 (TARGET_RECIP): Move switch into target_flags.
2926 (TARGET_FUSED_MADD): Ditto.
2927 (ix86_arch_features): Make an unsigned char type.
2928 (ix86_tune_features): Ditto.
2929 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
2930 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
2931 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
2933 * config/i386/i386.opt (arch): New TargetSave field to define
2934 fields that need to be saved for function specific option support.
2937 (branch_cost): Ditto.
2938 (ix86_isa_flags_explicit): Ditto.
2939 (tune_defaulted): Ditto.
2940 (arch_specified): Ditto.
2941 (-m128-long-double): Add Save flag to save option for target
2942 specific option support.
2944 (-maccumulate-outgoing-args): Ditto.
2945 (-malign-double): Ditto.
2946 (-malign-stringops): Ditto.
2947 (-mfancy-math-387): Ditto.
2948 (-mhard-float): Ditto.
2950 (-minline-all-stringops): Ditto.
2951 (-minline-stringops-dynamically): Ditto.
2952 (-mms-bitfields): Ditto.
2953 (-mno-align-stringops): Ditto.
2954 (-mno-fancy-math-387): Ditto.
2955 (-mno-push-args): Ditto.
2956 (-mno-red-zone): Ditto.
2957 (-mpush-args): Ditto.
2958 (-mred-zone): Ditto.
2960 (-msseregparm): Ditto.
2961 (-mstack-arg-probe): Ditto.
2976 (-mrecip): Move flag into target_flags.
2978 (-mno-fused-madd): Ditto.
2979 (-mfused-madd): Ditto.
2980 (-mabm): Move flag into ix86_isa_flags.
2987 * config/i386/i386-c.c: New file for #pragma support.
2988 (ix86_target_macros_internal): New function to #define or #undef
2989 target macros based when the user uses the #pragma GCC option to
2990 change target options.
2991 (ix86_pragma_option_parse): New function to add #pragma GCC option
2993 (ix86_target_macros): Move defining the target macros here from
2994 TARGET_CPU_CPP_BUILTINS in i386.h.
2995 (ix86_register_pragmas): Register the #pragma GCC option hook. If
2996 defined, initialize any subtarget #pragmas.
2998 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
2999 REGISTER_TARGET_PRAGMAS.
3001 * config/i386/t-i386: New file for x86 dependencies.
3002 (i386.o): Make dependencies mirror the include files used.
3003 (i386-c.o): New file, add dependencies.
3005 * config/i386/i386-protos.h (override_options): Add bool argument.
3006 (ix86_valid_option_attribute_tree): Add declaration.
3007 (ix86_target_macros): Ditto.
3008 (ix86_register_macros): Ditto.
3010 * config/i386/i386.c (ix86_tune_features): Move initialization of
3011 the target masks to initial_ix86_tune_features to allow functions
3012 to have different target options. Make type unsigned char,
3013 instead of unsigned int.
3014 (initial_ix86_tune_features): New static vector to hold processor
3015 masks for the tune variables.
3016 (ix86_arch_features): Move initialization of the target masks to
3017 initial_ix86_arch_features to allow functions to have different
3018 target options. Make type unsigned char, instead of unsigned int.
3019 (initial_ix86_arch_features): New static vector to hold processor
3020 masks for the arch variables.
3021 (enum ix86_function_specific_strings): New enum to describe the
3022 string options used for attribute((option(...))).
3023 (ix86_target_string): New function to return a string that
3024 describes the target options.
3025 (ix86_debug_options): New function to print the current options in
3027 (ix86_function_specific_save): New function hook to save the
3028 function specific global variables in the cl_target_option structure.
3029 (ix86_function_specific_restore): New function hook to restore the
3030 function specific variables from the cl_target_option structure to
3031 the global variables.
3032 (ix86_function_specific_print): New function hook to print the
3033 target specific options in the cl_target_option structure.
3034 (ix86_valid_option_attribute_p): New function hook to validate
3035 attribute((option(...))) arguments.
3036 (ix86_valid_option_attribute_tree): New function that is common
3037 code between attribute((option(...))) and #pragma GCC option
3038 support that parses the options and returns a tree holding the options.
3039 (ix86_valid_option_attribute_inner_p): New helper function for
3040 ix86_valid_option_attribute_tree.
3041 (ix86_can_inline_p): New function hook to decide if one function
3042 can inline another on a target specific basis.
3043 (ix86_set_current_function); New function hook to switch target
3044 options if the user used attribute((option(...))) or #pragma GCC
3046 (ix86_tune_defaulted): Move to static file scope from
3048 (ix86_arch_specified): Ditto.
3049 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
3051 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
3052 (OPTION_MASK_ISA_ABM_SET): Ditto.
3053 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
3054 (OPTION_MASK_ISA_CX16_SET): Ditto.
3055 (OPTION_MASK_ISA_SAHF_SET): Ditto.
3056 (OPTION_MASK_ISA_AES_UNSET): Ditto.
3057 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
3058 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
3059 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
3060 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
3061 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
3062 (struct ptt): Move to static file scope from override_options.
3063 (processor_target_table): Ditto.
3065 (ix86_handle_option): Add support for options that are now isa options.
3066 (override_options): Add support for declaring functions that
3067 support different target options than were specified on the
3068 command line. Move struct ptt, processor_target_table, cpu_names,
3069 ix86_tune_defaulted, ix86_arch_specified to static file scope.
3070 Add bool argument. Fix up error messages so the appropriate error
3071 is given for either command line or attribute.
3072 (ix86_previous_fndecl): New static to remember previous function
3073 declaration to see if we need to change target options.
3074 (ix86_builtins_isa): New array to record the ISA of each builtin
3076 (def_builtin): Always create the builtin function, even if the
3077 current ISA doesn't support it.
3078 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
3079 tests for those builtins.
3080 (ix86_init_builtins): Remove TARGET_MMX test for calling
3081 ix86_init_mmx_sse_builtins.
3082 (ix86_expand_builtin): If the current ISA doesn't support a given
3083 builtin, signal an error.
3084 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
3085 (TARGET_SET_CURRENT_FUNCTION): Ditto.
3086 (TARGET_OPTION_SAVE): Ditto.
3087 (TARGET_OPTION_RESTORE): Ditto.
3088 (TARGET_OPTION_PRINT): Ditto.
3089 (TARGET_CAN_INLINE_P): Ditto.
3091 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
3093 * c-typeck.c (build_external_ref): Don't call assemble_external.
3094 * final.c (output_operand): Call assemble_external.
3096 2008-07-21 DJ Delorie <dj@redhat.com>
3098 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
3099 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3101 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3103 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
3104 original insn and splitter contents into ...
3105 ("*div<mode>3_fast"): ... this new pattern. Enable only if
3106 flag_unsafe_math_optimizations. Add dummy scratch register.
3107 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
3108 !flag_unsafe_math_optimizations. Returns number with next
3109 highest magnitude if this is still less or equal to the true
3110 quotient in magnitude.
3112 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
3114 * Makefile.in: Replace toplev.h with TOPLEV_H.
3115 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
3116 * c-lex.c (fe_file_change): Don't set in_system_header.
3117 * c-parser.c (c_token): Remove in_system_header.
3118 (c_lex_one_token): Don't set in_system_header.
3119 (c_parser_set_source_position_from_token): Don't set in_system_header.
3120 * diagnostic.c (diagnostic_report_diagnostic): Use location from
3123 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
3124 * flags.h (in_system_header): Remove.
3125 * function.c (saved_in_system_header): Remove.
3126 (push_cfun): Don't set in_system_header.
3127 (pop_cfun): Don't set in_system_header.
3128 (push_struct_function): Don't set in_system_header.
3129 * input.h (expanded_location): Add sysp.
3130 (in_system_header_at): New.
3131 (in_system_header): New.
3132 * toplev.c (in_system_header): Remove.
3133 * toplev.h: Include input.h
3135 * tree-cfg.c (execute_warn_function_return): Call warning_at.
3136 * tree-ssa.c (warn_uninit): Call warning_at.
3137 (warn_uninitialized_var): Update calls to warn_uninit.
3138 (warn_uninitialized_phi): Update calls to warn_uninit.
3139 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
3140 (expand_location): Initialize xloc.sysp.
3141 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
3142 (tree_decl_with_vis): Remove in_system_header_flag.
3144 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
3147 * recog.c (asm_operand_ok): Change the order of the extra
3148 memory constraint checks.
3150 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
3153 * tree-switch-conversion.c (build_one_array): Call
3154 varpool_mark_needed_node and varpool_finalize_decl
3155 instead of assemble_variable.
3157 2008-07-19 Jan Hubicka <jh@suse.cz>
3159 * cgraph.c (cgraph_add_new_function): Do early local passes.
3160 * tree-nrv.c (gate_pass_return_slot): New gate.
3161 (pass_nrv): Add the gate.
3162 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
3164 (coalesce_ssa_name): Coalesce SSA names.
3165 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
3166 not optimizing so unused user vars remains visible.
3167 * common.opt (flag_tree_ter): Always enable by default.
3168 * tree-ssa-ter.c: Include flags.h
3169 (is_replaceable_p): Check that locations match; when aliasing is missing
3170 be conservative about loads.
3171 * tree-optimize.c (gate_init_datastructures): Remove.
3172 (pass_init_datastructures): New.
3173 * passes.c: Reorder passes so we always go into SSA.
3175 2008-07-19 Jan Hubicka <jh@suse.cz>
3177 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
3178 * doc/invoke.texi (--combine): Likewise.
3179 (-finline-functions-called-once): Update levels when enabled.
3180 (-funit-at-a-time): Document new behaviour.
3181 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
3182 -fno-section-anchors when disabled explicitly.
3183 (inline params): They are not ignored now.
3184 (precompiled headers): Remove unit-at-a-time as being incompatible.
3185 * opts.c (decode_options): Handle unit-at-a-time as alias;
3186 imply -fno-section-anchors when toplevel reorder is disabled
3188 * common.opt (ftoplevel-reorder): Set default value to 2.
3189 (funit-at-a-time): Set default value to 1.
3190 * config/rs6000/rs6000.c (optimization_options): Set section anchors
3193 2008-07-19 Jan Hubicka <jh@suse.cz>
3195 * builtins.c (expand_builtin_int_roundingfn,
3196 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
3199 2008-07-19 Richard Guenther <rguenther@suse.de>
3202 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
3203 * tree-ssa-sccvn.c (get_constant_value_id): New function.
3204 * tree-ssa-pre.c (get_expr_value_id): For newly created
3205 constant value-ids make sure to add the expression to its
3208 2008-07-19 Jakub Jelinek <jakub@redhat.com>
3211 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
3212 return value of the builtin is ignored.
3214 2008-07-19 Olivier Hainque <hainque@adacore.com>
3216 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
3217 bits, a C conformant malloc implementation has to provide.
3218 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
3220 2008-07-19 Joseph Myers <joseph@codesourcery.com>
3224 * reload.c (find_reloads_subreg_address): Only reload address if
3225 reloaded == 0, not for reloaded != 1.
3228 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3229 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3230 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3231 m32c_legitimize_reload_address.
3233 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3234 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3235 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3237 2008-07-19 Olivier Hainque <hainque@adacore.com>
3239 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
3240 argument, saying whether nested array are to be collapsed
3241 into a single array type DIE with multiple subscripts.
3242 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
3243 issues, centralize the nested array types collapsing control and
3244 disable the transformation for Ada.
3246 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
3249 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
3251 (x86_64_shift_adj_2): New expander.
3252 (x86_64_shift_adj_3): Ditto.
3253 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
3254 to split TImode operands.
3255 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
3256 (ix86_split_lshr): Ditto.
3258 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
3260 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
3261 and __CHAR32_TYPE__.
3262 * c-typeck.c (digest_init): Support char16_t and char32_t.
3263 (set_nonincremental_init_from_string): Idem.
3265 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3268 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
3269 PREFERRED_STACK_BOUNDARY.
3270 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3272 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3275 * function.c (locate_and_pad_parm): Cap boundary earlier.
3277 2008-07-17 Julian Brown <julian@codesourcery.com>
3279 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
3280 no-op for targets which don't use DLLs.
3282 2008-07-17 Martin Jambor <mjambor@suse.cz>
3284 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
3285 that nodes are relevant by examining the node->analyzed flag.
3286 (ipcp_init_stage): Check which nodes are relevant, assert that the
3287 relevant ones are also required.
3288 (ipcp_propagate_stage): Check on the side arrays are properly
3290 (ipcp_print_all_jump_functions): Make sure not to touch any node
3291 that is not analyzed or an edge that does not have a corresponding
3292 entry in the on-the-side vectors.
3293 (ipcp_function_scale_print): Likewise.
3294 (ipcp_update_callgraph): Check that the node is relevant.
3295 (ipcp_insert_stage): Check that the node is relevant. Check there is
3296 an info for every node and edge.
3297 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
3298 (ipa_print_all_tree_maps): Likewise and a new variable info.
3299 (ipa_print_all_params_modified): Likewise.
3300 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
3302 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
3305 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
3307 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
3309 PR rtl-optimization/36753
3310 * fwprop.c (use_killed_between): Don't shortcut
3311 single-definition global registers.
3313 2008-07-16 Jan Hubicka <jh@suse.cz>
3315 * cgraph.h (varpool_empty_needed_queue): Declare.
3316 * cgraphunit.c (output_in_order): Mark all variables as needed;
3318 * varpool.c (varpool_assemble_node): Update debug queue.
3319 (varpool_assemble_pending_decls): Don't do it here.
3320 (varpool_empty_needed_queue): New function.
3322 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3324 * recog.c (peephole2_optimize): Fix formatting.
3326 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3328 * c-pch.c (get_ident): Avoid C++ keywords.
3329 * combine-stack-adj.c (single_set_for_csa): Likewise.
3330 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
3331 output_asm_insn): Likewise.
3332 * reload.c (push_secondary_reload, find_reusable_reload,
3333 push_reload, combine_reloads, find_reloads,
3334 debug_reload_to_stream): Likewise.
3335 * reload.h (struct reload): Likewise.
3336 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
3337 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
3338 emit_output_reload_insns): Likewise.
3339 * targhooks.c (default_secondary_reload): Likewise.
3340 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
3342 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3344 * recog.c (validate_change_1, validate_change,
3345 validate_unshare_change, validate_replace_rtx_1, struct
3346 funny_match, constrain_operands, peephole2_optimize): Avoid C++
3348 * reload.c (push_secondary_reload, secondary_reload_class,
3349 scratch_reload_class, find_valid_class, find_reusable_reload,
3350 push_reload, find_dummy_reload, find_reloads_address_1,
3351 find_reloads_address_part, find_equiv_reg): Likewise.
3352 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
3353 choose_reload_regs): Likewise.
3354 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
3356 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
3357 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3358 * sched-rgn.c (concat_INSN_LIST): Likewise.
3359 * stor-layout.c (mode_for_size, mode_for_size_tree,
3360 smallest_mode_for_size): Likewise.
3362 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3364 * cfg.c (dump_reg_info): Avoid C++ keywords.
3365 * dwarf2asm.c (dw2_force_const_mem,
3366 dw2_asm_output_encoded_addr_rtx): Likewise.
3367 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
3368 * expmed.c (expand_shift): Likewise.
3369 * global.c (find_reg): Likewise.
3370 * graph.c (draw_edge): Likewise.
3371 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
3372 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
3373 widen_clz, widen_bswap, expand_parity, expand_unop,
3374 emit_cmp_and_jump_insn_1): Likewise.
3375 * postreload.c (reload_cse_simplify_operands): Likewise.
3376 * ra.h (add_neighbor): Likewise.
3377 * reg-stack.c (remove_regno_note, change_stack): Likewise.
3378 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
3379 record_reg_classes, copy_cost, record_address_regs,
3380 invalid_mode_change_p): Likewise.
3381 * regrename.c (regrename_optimize, scan_rtx_reg,
3382 dump_def_use_chain, find_oldest_value_reg,
3383 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
3385 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3387 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
3388 MASK_POWERPC64 for power4 in previous commit.
3390 2008-07-16 Olivier Hainque <hainque@adacore.com>
3392 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
3393 instead of bare conversion to cast const-ness away.
3395 2008-07-16 Anatoly Sokolov <aesok@post.ru>
3397 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
3398 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
3399 * config/xtensa/xtensa.c (xtensa_function_value): New function.
3400 (TARGET_FUNCTION_VALUE): Define.
3402 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3404 * config/rs6000/rs6000.c (processor_target_table): Add
3405 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
3407 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3410 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3411 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3412 m32c_legitimize_reload_address.
3414 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
3416 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
3417 DECL_IN_SYSTEM_HEADER in sync.
3419 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
3421 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
3422 * tree-ssa-pre.c (pre_expr_eq): Ditto
3423 (get_constant_for_value_id): Take a type as an argument.
3424 (fully_constant_expression): Pass in type.
3425 (find_or_generate_expression): Short circuit constant case.
3426 (create_expression_by_pieces): Remove special casing of
3428 (do_regular_insertion): Short circuit constant case.
3429 (do_partial_partial_insertion): Ditto.
3431 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3434 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
3436 2008-07-15 Bob Wilson <bob.wilson@acm.org>
3438 * config/xtensa/libgcc-xtensa.ver: New file.
3439 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
3441 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3443 * df-problems.c (df_set_note): Avoid C++ keywords.
3444 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
3445 * dse.c (record_store, remove_useless_values): Likewise.
3446 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
3447 gen_reg_rtx_offset, operand_subword, change_address_1,
3448 change_address, adjust_address_1, offset_address,
3449 widen_memory_access, emit_copy_of_insn_after): Likewise.
3450 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
3451 * fwprop.c (should_replace_address, propagate_rtx_1,
3452 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
3454 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
3455 gcse_emit_move_after, update_ld_motion_stores): Likewise.
3456 * lcm.c (compute_insert_delete, pre_edge_lcm,
3457 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
3458 * lower-subreg.c (resolve_reg_notes): Likewise.
3459 * mode-switching.c (optimize_mode_switching): Likewise.
3461 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3463 * bt-load.c (add_btr_def, migrate_btr_def,
3464 branch_target_load_optimize): Avoid C++ keywords.
3465 * caller-save.c (insert_restore, insert_save, insert_one_insn):
3467 * combine.c (subst, simplify_set, make_extraction,
3468 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
3469 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
3470 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
3472 2008-07-15 Richard Guenther <rguenther@suse.de>
3475 * c-common.c (strict_aliasing_warning): Do not warn for
3476 TYPE_REF_CAN_ALIAS_ALL pointers.
3477 (c_common_get_alias_set): may_alias types are not special.
3478 * tree.c (build_pointer_type_for_mode): Look up the may_alias
3479 attribute and set can_ref_all accordingly.
3480 (build_reference_type_for_mode): Likewise.
3481 * doc/extend.texi (may_alias): Clarify.
3483 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3486 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3487 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3489 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3492 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
3493 gcc_assert, instead call output_operand_lossage.
3495 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
3497 * builtins.c (std_canonical_va_list): Treat structure based
3500 2008-07-15 Ben Elliston <bje@au.ibm.com>
3502 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
3504 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
3506 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
3509 2008-07-14 Jan Hubicka <jh@suse.cz>
3511 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
3512 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
3513 fix predicates and constraints.
3514 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
3515 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
3517 2008-07-14 Doug Kwan <dougkwan@google.com>
3519 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
3520 additional option file arm/eabi.opt.
3521 * config/arm/eabi.h (File): New configuration file for EABI targets.
3522 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
3523 SUBSUBTARGET_EXTRA_SPECS.
3524 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
3525 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
3526 from STARTFILE_SPEC so that it can be referenced in an override.
3527 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
3528 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
3529 can be referenced in an override.
3530 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
3531 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
3532 so that it can be referenced in an override.
3533 (LINK_SPEC): Use BPABI_LINK_SPEC.
3534 * config/arm/eabi.opt (File): New.
3536 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3538 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
3539 (FIXED_VALUE_H): New variable.
3540 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
3541 input.h, fixed-value.h.
3542 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
3543 (BASIC_BLOCK_H): Use $(BITMAP_H).
3544 (FUNCTION_H): Add varray.h.
3545 (IPA_REFERENCE_H): Use $(BITMAP_H).
3546 (CGRAPH_H): Add $(BASIC_BLOCK_H).
3547 (DF_H): Use $(BITMAP_H).
3548 (GGC_H): Add statistics.h.
3550 (INSN_ATTR_H): Use it.
3551 (SYSTEM_H): Add safe-ctype.h, filenames.h.
3553 (SYMTAB_H): Add $(OBSTACK_H).
3554 (CPP_INTERNAL_H): New.
3555 (TREE_DUMP_H): Add tree-pass.h.
3556 (TREE_FLOW_H): Use $(BITMAP_H)
3557 (PRETTY_PRINT_H): Use $(INPUT_H).
3558 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
3561 (many object files): Fix lots of header dependencies throughout.
3563 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3565 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
3567 (s-gtyp-input): Use them to write tmp-gi.list.
3568 (echo_to_gi.list): Remove.
3570 2008-07-14 Richard Guenther <rguenther@suse.de>
3572 * tree-ssa-sccvn.c (pre_info): Remove.
3573 (switch_to_PRE_table): Likewise.
3574 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
3575 (set_hashtable_value_ids): Do not create value-ids for the
3577 (run_scc_vn): Remove double test. Remove bogus special-case
3578 in value-number printing.
3579 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
3580 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
3582 * tree-flow-inline.h (get_value_handle): Remove.
3583 * tree-flow.h (get_value_handle): Remove.
3585 2008-07-14 Martin Jambor <mjambor@suse.cz>
3587 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
3588 in which we generate arithmetics is not a subrange.
3590 2008-07-14 Martin Jambor <mjambor@suse.cz>
3592 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
3594 2008-07-14 Richard Guenther <rguenther@suse.de>
3596 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
3598 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
3601 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
3602 reload for symbol refs moved to r0 with -fPIC.
3603 (legitimize_pic_address): Use the target register as temporary
3605 (emit_symbolic_move): Adjust comment.
3606 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
3609 2008-07-14 Ben Elliston <bje@au.ibm.com>
3611 * c-common.h (C_CPP_HASHNODE): New macro.
3612 * coretypes.h (struct cpp_token): Forward declare.
3613 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3614 the context-sensitive keyword method.
3615 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
3616 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
3617 expand_bool_pixel): New.
3618 (altivec_categorize_keyword): New function.
3619 (init_vector_keywords): New function.
3620 (rs6000_macro_to_expand): Likewise.
3621 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
3622 compiling an ISO C dialect.
3624 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
3626 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
3627 (create_expression_by_pieces): Fix typo.
3628 (do_regular_insertion): Use debug counter here too.
3630 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
3633 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
3634 CONST_OK_FOR_LETTER_P. All port-local users changed.
3635 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
3636 implement Kp matching power-of-two.
3637 (CONSTRAINT_LEN): Define to match.
3638 * config/cris/cris.md: Replace all use of constraint K with Kc.
3639 ("*btst*): Use Kp for operand 0 of last alternative.
3641 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3644 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
3647 2008-07-13 Jan Hubicka <jh@suse.cz>
3649 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
3652 2008-07-13 Richard Guenther <rguenther@suse.de>
3655 * langhooks.c (lhd_print_error_function): Deal with recursive
3658 2008-07-12 Jan Hubicka <jh@suse.cz>
3660 * cgraph.c (assembler_name_hash): New static var.
3661 (hash_node_by_assembler_name, eq_assembler_name): New.
3662 (cgraph_node_for_asm): Use hashtable.
3663 (cgraph_remove_node): Maintain hashtable.
3664 (change_decl_assembler_name): Sanity check that names are not changing
3665 after aliasing was processed.
3666 * cgraph.h (varpoon_node): Add next GGC marker.
3667 * tree.c (decl_assembler_name_equal): Constify.
3668 (decl_assembler_name_hash): New.
3669 * tree.h (decl_assembler_name_equal): Constify.
3670 (decl_assembler_name_hash): Update.
3672 2008-07-12 David Daney <ddaney@avtrex.com>
3674 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3677 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
3679 * doc/md.texi: Document the MIPS "v" constraint.
3680 * config/mips/mips.h (reg_class): Revert last change.
3681 (REG_CLASS_NAMES): Likewise.
3682 (REG_CLASS_CONTENTS): Likewise.
3683 * config/mips/mips.c (mips_regno_to_class): Likewise.
3684 * config/mips/constraints.md (v): Likewise, but add documentation.
3685 Add a comment to say that this constraint should not be used in
3688 2008-07-11 DJ Delorie <dj@redhat.com>
3690 * config/h8300/h8300.md (length): Fix branch offset limit.
3692 2008-07-11 Anatoly Sokolov <aesok@post.ru>
3694 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
3695 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
3696 (avr_hard_regno_scratch_ok): New function.
3697 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3698 * config/avr/avr.md (all peepholes that request a scratch register):
3699 Remove avr_peep2_scratch_safe use.
3701 2008-07-11 Tom Tromey <tromey@redhat.com>
3702 Ian Lance Taylor <iant@google.com>
3704 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
3705 (struct c_common_resword): Define.
3706 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
3707 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
3708 (c_common_reswords, num_c_common_reswords): Declare.
3709 * c-common.c (c_common_reswords): New global const array.
3710 (num_c_common_reswords): New const int.
3711 * c-parser.c (struct resword, reswords): Don't define.
3712 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
3713 (c_parse_init): Clarify mask code. Use c_common_reswords rather
3714 than reswords. If warning about C++ keywords, give them a special
3716 (c_lex_one_token): Warn about C++ keywords. Call
3717 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
3718 (c_parser_external_declaration): Look for RID_xxx rather than
3719 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
3720 (c_parser_statement_after_labels): Likewise.
3721 (c_parser_objc_class_instance_variables): Likewise.
3722 (c_parser_objc_class_declaration): Likewise.
3723 (c_parser_objc_try_catch_statement): Likewise.
3724 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
3725 (declspecs_add_type): Likewise.
3727 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
3729 * ggc-page.c (alloc_page):
3730 Substituting xmalloc, xcalloc with
3731 XNEWVEC and XCNEWVAR macros which add the
3734 2008-07-11 Richard Guenther <rguenther@suse.de>
3736 PR tree-optimization/36765
3737 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
3738 aliases from HEAP vars to SMTs.
3740 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3742 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
3743 * configure.ac (loose_warn): Move -Wc++-compat from here...
3744 (strict_warn): ...to here.
3745 * configure: Regenerate.
3747 2008-07-10 Joseph Myers <joseph@codesourcery.com>
3749 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
3750 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
3751 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
3752 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
3753 excluding more specific h8300-*-* and sh-*-* targets.
3755 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
3757 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
3759 (execute_pre): Call loop_optimizer_finalize in early exit.
3761 2008-07-10 Jakub Jelinek <jakub@redhat.com>
3764 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
3765 uids in the bitmap, not just VAR_DECL uids.
3767 PR rtl-optimization/36419
3768 * combine-stack-adj.c (adjust_frame_related_expr): New function.
3769 (combine_stack_adjustments_for_block): Call it if needed. Delete
3771 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
3772 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
3773 prologue sp adjustment.
3775 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
3778 * opts.c (print_ignored_options): Report postponed diagnostics for
3779 unknown -Wno-* options as warnings, not errors.
3780 (postpone_unknown_option_error): Renamed to...
3781 (postpone_unknown_option_warning): ... this.
3783 2008-07-09 Doug Kwan <dougkwan@google.com>
3786 2008-07-08 Doug Kwan <dougkwan@google.com>
3788 * config/arm/arm.opt (mandroid): New option.
3789 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
3790 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
3792 (CC1PLUS_SPEC): Same.
3794 (STARTFILE_SPEC): Same.
3795 (ENDFILE_SPEC): Same.
3796 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
3799 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
3802 * config/mips/mips.h (reg_class): Remove V1_REG.
3803 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3804 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
3806 (mips_get_tp): New function.
3807 (mips_legitimize_tls_address): Use it.
3808 * config/mips/constraints.md (v): Delete.
3809 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
3810 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
3811 After reload, split into a move and ...
3812 (*tls_get_tp_<mode>_split): ...this new instruction.
3814 2008-07-09 David Daney <ddaney@avtrex.com>
3816 * config/mips/driver-native.c: Include coretypes.h and tm.h.
3818 2008-07-09 Jakub Jelinek <jakub@redhat.com>
3820 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
3821 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
3823 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
3824 htab_delete should be called. Don't free c.
3825 (lookup_tmp_var): Create temp_htab lazily.
3826 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
3827 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
3829 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
3830 lower_omp_ordered, lower_omp_critical, lower_omp_for,
3831 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
3832 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
3833 * tree-sra.c (generate_element_init): Likewise.
3834 * tree-mudflap.c (execute_mudflap_function_ops,
3835 execute_mudflap_function_decls): Likewise.
3836 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
3837 * tree-gimple.h (struct gimplify_ctx): New type.
3838 (push_gimplify_context): Adjust prototype.
3840 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
3842 * tree-ssa-pre.c (phi_translate_1): Update placement of
3845 2008-07-09 Anatoly Sokolov <aesok@post.ru>
3847 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
3848 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
3849 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
3850 * targhooks.c (default_hard_regno_scratch_ok): New function.
3851 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
3852 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
3853 * recog.c: Include "target.h".
3854 (peep2_find_free_register): Add check for global regs. Add target
3856 * Makefile.in (recog.o): Depend on target.h.
3858 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
3860 * config/sh/sh.c (sh_canonical_va_list_type): New.
3861 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
3863 2008-07-09 Raksit Ashok <raksit@google.com>
3865 * doc/invoke.texi (Option Summary): Mention new option
3866 -Wdisallowed-function-list=...
3867 (Warning Options): Document -Wdisallowed-function-list=...
3868 * common.opt (Wdisallowed-function-list=): New flag.
3869 * flags.h (warn_disallowed_functions): External definition of new
3870 boolean warning flag.
3871 (warn_if_disallowed_function_p): Declare new function.
3872 * opts.c (warning_disallowed_functions): New static variable.
3873 (warn_disallowed_functions): New boolean warning flag.
3874 (warn_if_disallowed_function_p): New function.
3875 (add_comma_separated_to_vector): Rename
3876 add_instrument_functions_exclude_list to this.
3877 (common_handle_option): Handle new option. Rename calls to
3878 add_instrument_functions_exclude_list into calls to
3879 add_comma_separated_to_vector.
3880 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
3881 based on flag warn_disallowed_functions.
3883 2008-07-09 Christian Bruel <christian.bruel@st.com>
3885 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
3886 instead of get_attr_length.
3888 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3890 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
3892 * genemit.c (gen_insn): Likewise.
3893 * gengtype.c (note_def_vec): Likewise.
3894 * gengtype.h (note_def_vec): Likewise.
3895 * genoutput.c (struct data, output_insn_data, process_template,
3896 gen_expand, gen_split, note_constraint): Likewise.
3897 * genrecog.c (new_decision, add_to_sequence, factor_tests,
3898 make_insn_sequence): Likewise.
3899 * gensupport.c (record_insn_name): Likewise.
3901 2008-07-08 Doug Kwan <dougkwan@google.com>
3903 * config/arm/arm.opt (mandroid): New option.
3904 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
3905 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
3907 (CC1PLUS_SPEC): Same.
3909 (STARTFILE_SPEC): Same.
3910 (ENDFILE_SPEC): Same.
3911 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
3914 2008-07-08 Raksit Ashok <raksit@google.com>
3916 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
3917 (set_storage_via_setmem): Fix expected_align parameter.
3918 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
3919 missing from the list.
3920 * doc/md.texi (movmem): Explicitly state that expected alignment is
3921 to be expressed in bytes.
3922 (setmem): Explicitly state that expected alignment is to be expressed
3925 2008-07-08 Joseph Myers <joseph@codesourcery.com>
3927 * reload.c (find_reloads_subreg_address): Do not require validity
3928 of address in original mode before reloading address.
3930 2008-07-07 Tianwei Sheng <tianweis@google.com>
3932 * df-core.c (df_remove_problem): Adjust the access to avoid out of
3933 bounds array access.
3935 2008-07-08 Jakub Jelinek <jakub@redhat.com>
3937 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
3939 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
3941 Fix PR tree-optimization/23455
3942 Fix PR tree-optimization/35286
3943 Fix PR tree-optimization/35287
3944 * Makefile.in (OBJS-common): Remove tree-vn.o.
3945 (tree-vn.o): Remove.
3946 * dbgcnt.def: Add treepre_insert debug counter.
3947 * gcc/tree-flow.h (add_to_value): Updated for other changes.
3948 (debug_value_expressions): Ditto.
3949 (print_value_expressions): Ditto.
3950 * tree-pretty-print.c (dump_generic_node): Updated for
3951 VALUE_HANDLE removal.
3952 * tree-ssa-dom.c (record_equality): Ditto.
3953 (cprop_operand): Ditto.
3954 (lookup_avail_expr): Ditto.
3955 * tree-ssa-threadedge.c
3956 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
3957 (simplify_control_stmt_condition): Ditto.
3958 * tree.c (tree_code_size): Ditto.
3959 (tree_node_structure): Ditto.
3960 (iterative_hash_expr): Ditto.
3962 * tree.h (VALUE_HANDLE_ID): Ditto.
3963 (VALUE_HANDLE_EXPR_SET): Ditto.
3964 (struct tree_value_handle): Ditto.
3965 (union tree_node): Ditto.
3966 * treestruct.def: Ditto.
3967 * tree-vn.c: Removed.
3968 * tree-ssa-pre.c: Rewritten entirely.
3969 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
3970 (constant_value_ids): Ditto.
3971 (vn_nary_op_t): Moved to header.
3973 (vn_reference_op_t): Ditto
3974 (vn_reference_t): Ditto.
3975 (next_value_id): New variable.
3976 (VN_INFO): Add an assert.
3977 (vn_constant_eq): New function.
3978 (vn_constant_hash): Ditto.
3979 (get_or_alloc_constant_value_id): Ditto.
3980 (value_id_constant_p): Ditto.
3981 (vn_reference_compute_hash): De-staticify.
3982 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
3983 Disable some code with a FIXME. Remove VALUE_HANDLE use.
3984 (valueize_refs): Update opcode if it changes from ssa name to constant.
3985 (vn_reference_lookup_1): Add new argument.
3986 (vn_reference_lookup): Ditto.
3987 (vn_reference_lookup_pieces): New function.
3988 (vn_reference_insert): Add return type. Modify to deal with value ids.
3989 (vn_reference_insert_pieces): New function.
3990 (vn_nary_op_compute_hash): De-staticify.
3991 (vn_nary_op_eq): Ditto.
3992 (vn_nary_op_lookup_pieces): New function.
3993 (vn_nary_op_lookup): Add new argument.
3994 (vn_nary_op_insert_pieces): New function.
3995 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
3996 (vn_phi_insert): Ditto.
3997 (visit_unary_op): Update for callee changes.
3998 (visit_binary_op): Ditto.
3999 (visit_reference_op_load): Ditto.
4000 (visit_reference_op_store): Ditto.
4001 (init_scc_vn): Init next_value_id, constant_to_value_id and
4003 (free_scc_vn): Free them.
4004 (set_hashtable_value_ids): New function.
4005 (run_scc_vn): Use it.
4006 (get_max_value_id): New function.
4007 (get_next_value_id): Ditto.
4008 (expressions_equal_p): Moved from tree-vn.c
4009 (sort_vuses): Ditto.
4010 (sort_vuses_heap): Ditto.
4011 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
4013 * tree.c (iterative_hash_hashval_t): Made non-static
4014 * tree.h (iterative_hash_hashval_t): Declare it.
4016 2008-07-08 Martin Jambor <mjambor@suse.cz>
4018 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
4019 instead of ipa_create_node_params.
4020 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
4021 ipa_check_create_edge_args, free them with
4022 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
4024 * ipa-prop.c: Include flags.h and tree-inline.h.
4025 (ipa_node_params_vector): New variable.
4026 (ipa_edge_args_vector): New variable.
4027 (edge_removal_hook_holder): New variable.
4028 (node_removal_hook_holder): New variable.
4029 (edge_duplication_hook_holder): New variable.
4030 (node_duplication_hook_holder): New variable.
4031 (ipa_detect_param_modifications): Check for presence of modified flags.
4032 (ipa_compute_jump_functions): Check for presence of jump functions.
4033 (ipa_free_edge_args_substructures): New function.
4034 (ipa_create_node_params): Removed.
4035 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
4036 (ipa_free_node_params_substructures): New function.
4037 (ipa_free_all_node_params): Changed to deallocate the on-the-side
4039 (ipa_edge_removal_hook): New function.
4040 (ipa_node_removal_hook): New function.
4041 (duplicate_array): New function.
4042 (ipa_edge_duplication_hook): New function.
4043 (ipa_node_duplication_hook): New function.
4044 (ipa_register_cgraph_hooks): New function.
4045 (ipa_unregister_cgraph_hooks): New function.
4046 (free_all_ipa_structures_after_ipa_cp): New function.
4048 * ipa-prop.h: Include vec.h.
4049 (ipa_node_params_t): New typedef with vector types for it.
4050 (ipa_edge_args_t): New typedef with vector types for it.
4051 (IPA_NODE_REF): Changed to access an on-the-side vector.
4052 (IPA_EDGE_REF): Changed to access an on-the-side vector.
4053 (ipa_check_create_node_params): New function.
4054 (ipa_check_create_edge_args): New function.
4056 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
4059 2008-07-07 Tom Tromey <tromey@redhat.com>
4061 * configure, config.in: Rebuilt.
4062 * configure.ac: Don't check for scandir or alphasort.
4064 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4066 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
4067 types immediately after creating them.
4069 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4071 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
4073 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
4075 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
4076 dump_constraint_graph.
4077 (dump_constraint_edge): New function.
4078 (dump_constraint_graph): New function.
4079 (debug_constraint_graph): New function.
4080 (dump_constraint): Removed useless comparison.
4081 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
4082 (dump_constraint_graph): Declare.
4083 (debug_constraint_graph): Declare.
4084 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
4086 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
4088 * config/i386/i386.c (is_va_list_char_pointer): New.
4089 (ix86_va_start): Replace compare with ms_va_list_type_node
4090 by is_va_list_char_pointer.
4091 (ix86_gimplify_va_arg): Likewise.
4093 2008-07-07 Martin Jambor <mjambor@suse.cz>
4095 * cgraph.c (cgraph_edge_max_uid): New variable.
4096 (struct cgraph_edge_hook_list): New type.
4097 (struct cgraph_node_hook_list): New type.
4098 (struct cgraph_2edge_hook_list): New type.
4099 (struct cgraph_2node_hook_list): New type.
4100 (first_cgraph_edge_removal_hook): New variable.
4101 (first_cgraph_node_removal_hook): New variable.
4102 (first_cgraph_edge_duplicated_hook): New variable.
4103 (first_cgraph_node_duplicated_hook): New variable.
4104 (cgraph_add_edge_removal_hook): New function.
4105 (cgraph_remove_edge_removal_hook): New function.
4106 (cgraph_call_edge_removal_hooks): New function.
4107 (cgraph_add_node_removal_hook): New function.
4108 (cgraph_remove_node_removal_hook): New function.
4109 (cgraph_call_node_removal_hooks): New function.
4110 (cgraph_add_edge_duplication_hook): New function.
4111 (cgraph_remove_edge_duplication_hook): New function.
4112 (cgraph_call_edge_duplication_hooks): New function.
4113 (cgraph_add_node_duplication_hook): New function.
4114 (cgraph_remove_node_duplication_hook): New function.
4115 (cgraph_call_node_duplication_hooks): New function.
4116 (cgraph_create_edge): Assign to edge uid.
4117 (cgraph_remove_edge): Call edge removal hooks.
4118 (cgraph_node_remove_callees): Call edge removal hooks.
4119 (cgraph_node_remove_callers): Call edge removal hooks.
4120 (cgraph_remove_node): Call node removal hooks.
4121 (cgraph_clone_edge): Call edge duplication hooks.
4122 (cgraph_clone_node): Call node duplication hooks.
4124 * cgraph.h (cgraph_edge): New field uid.
4125 (cgraph_edge_hook): New type.
4126 (cgraph_node_hook): New type.
4127 (cgraph_2edge_hook): New type.
4128 (cgraph_2node_hook): New type.
4130 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
4132 * config.in: Regenerate.
4134 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
4136 * gcc.c (print_sysroot): New.
4137 (option_map, display_help, process_command): Handle the
4138 -print-sysroot option.
4139 (main): Print the sysroot if requested.
4140 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
4142 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4145 * unwind-pe.h (size_of_encoded_value): add attribute unused.
4147 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
4149 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
4150 (assign_parm_setup_block_p): Also check mode of entry_parm.
4152 2008-07-07 Richard Guenther <rguenther@suse.de>
4154 * tree-ssa-structalias.h (set_used_smts): Remove.
4155 * tree-ssa-structalias.c (used_smts): Likewise.
4156 (set_used_smts): Likewise.
4157 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
4158 call to set_used_smts.
4160 2008-07-07 Richard Guenther <rguenther@suse.de>
4162 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
4163 (new_var_info): Set it to false.
4164 (solution_set_add): Correctly handle pointers outside a var and
4166 (type_safe): Treat variables with is_full_var properly.
4167 (do_sd_constraint): Likewise.
4168 (do_ds_constraint): Likewise.
4169 (process_constraint): Remove zeroing offset for !use_field_sensitive.
4170 (get_constraint_for_ptr_offset): New function.
4171 (get_constraint_for_component_ref): For addresses at least include
4172 the last field of the variable. Handle is_full_vars properly.
4173 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
4174 (handle_ptr_arith): Remove.
4175 (find_func_aliases): Simplify assignment handling.
4176 (create_function_info_for): For parameter and result varinfos set
4178 (create_variable_info_for): Set is_full_var flag whenever we
4179 just created a single varinfo for a decl.
4180 (init_alias_vars): Initialize use_field_sensitive from
4181 max-fields-for-field-sensitive parameter.
4183 2008-07-07 Richard Guenther <rguenther@suse.de>
4185 PR tree-optimization/36713
4186 * tree-flow-inline.h (is_call_used): New function.
4187 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
4188 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4189 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
4191 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4193 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
4195 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
4197 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
4199 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4200 Nathan Sidwell <nathan@codesourcery.com>
4202 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
4203 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
4205 * config/m68k/t-linux: New.
4206 * doc/install.texi: Document m68k-*-linux is now multilibbed by
4209 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
4211 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
4212 * config/m68k/m68k-devices.def: Remove multilibs that only differ
4215 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4217 * gcc.c (execute): Fix -Wc++-compat warning.
4219 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
4222 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
4223 constant for little endian.
4225 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
4227 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
4228 mips_base_mips16 instead of TARGET_MIPS16.
4229 (mips_base_mips16): Declare.
4230 * config/mips/mips.c (mips_base_mips16): Make global.
4231 (was_mips16_p): Remove GTY marker.
4232 (was_mips16_pch_p): New variable.
4233 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
4234 (mips_override_options): Force to non-MIPS16 mode initially.
4235 Do not complain about MIPS16 PIC incompatibilities here.
4236 Only allow -mgpopt if -mexplicit-relocs is in force for
4239 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
4241 * configure.ac: Check for caddr_t, define to char * if not defined.
4242 * configure: Regenerate.
4243 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
4244 (mmap_gt_pch_use_address): Likewise.
4245 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
4247 2008-07-06 Richard Guenther <rguenther@suse.de>
4249 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
4250 (new_var_info): Deal with it.
4251 (solution_set_add): Likewise.
4252 (bitpos_of_field): Make signed, fix.
4253 (struct fieldoff): Remove type and decl fields. Make size field
4254 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
4256 (fieldoff_compare): Deal with it.
4257 (push_fields_onto_fieldstack): Remove has_union argument, glob
4258 adjacent non-pointer fields together.
4259 (create_function_info_for): Do not set has_union.
4260 (create_variable_info_for): Simplify.
4262 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
4264 * config.gcc (extra_headers): Add cross-stdarg.h for target
4265 x86_64-*-* and i?86-*-*.
4266 * config/i386/cross-stdarg.h: New.
4267 * builtins.c (std_fn_abi_va_list): New.
4268 (std_canonical_va_list_type): New.
4269 (stabilize_va_list): Replace va_list_type_node use by
4270 mtarget.canonical_va_list_type.
4271 (gimplify_va_arg_expr): Likewise.
4272 (expand_builtin_va_copy): Replace va_list_type_node use by
4273 mtarget.fn_abi_va_list.
4274 * tree-sra.c (is_va_list_type): New helper.
4275 (decl_can_be_decomposed_p): Replace
4276 va_list_type_node use by is_va_list_type.
4277 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
4278 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4279 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
4280 * config/i386/i386-protos.h (ix86_get_valist_type): New.
4281 (ix86_enum_va_list): New.
4282 * config/i386/i386.c (sysv_va_list_type_node): New.
4283 (ms_va_list_type_node): New.
4284 (ix86_function_type_abi): Remove sorry.
4285 (ix86_build_builtin_va_list_abi): New.
4286 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
4288 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
4289 (ix86_init_builtins_va_builtins_abi): New.
4290 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
4292 (ix86_handle_abi_attribute): New.
4293 (attribute_spec): Add sysv_abi and ms_abi.
4294 (ix86_fn_abi_va_list): New.
4295 (ix86_canonical_va_list_type): New.
4296 (ix86_enum_va_list): New.
4297 (TARGET_FN_ABI_VA_LIST): New.
4298 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4299 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
4300 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
4301 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4302 (TARGET_ENUM_VA_LIST): New.
4303 * expr.h (std_fn_abi_va_list): New.
4304 (std_canonical_va_list_type): New.
4305 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
4306 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4307 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
4308 TARGET_CANONICAL_VA_LIST_TYPE.
4309 * target.h (struct gcc_target): Add fn_abi_va_list hook
4310 and canonical_va_list_type hook.
4312 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4314 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
4315 integral and pointer types.
4317 2008-07-04 Roger Sayle <roger@eyesopen.com>
4319 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
4320 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
4322 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
4325 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
4327 2008-07-04 Jakub Jelinek <jakub@redhat.com>
4329 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
4330 build_gimple_modify_stmt.
4331 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
4332 gimple operand. Use fold_build* instead of build*.
4334 2008-07-04 Richard Guenther <rguenther@suse.de>
4336 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
4337 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
4338 properly to compute the reachability set if we do field-sensitive PTA.
4339 * invoke.texi (max-fields-for-field-sensitive): Document default.
4340 * opts.c (decode_options): Set max-fields-for-field-sensitive to
4341 100 for optimize >= 2.
4343 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4345 * ggc-zone.c (lookup_page_table_if_allocated,
4346 set_page_table_entry, zone_find_object_size, alloc_small_page,
4347 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
4348 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
4349 -Wc++-compat and/or -Wcast-qual warnings.
4351 2008-07-04 Alan Modra <amodra@bigpond.net.au>
4354 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
4355 pic_offset_table_rtx to be marked as used here.
4356 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
4357 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
4358 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
4359 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
4362 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4364 * alloc-pool.c (hash_descriptor, eq_descriptor,
4365 alloc_pool_descriptor): Fix -Wc++-compat warnings.
4366 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
4368 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
4369 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
4370 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
4371 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
4374 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
4376 * tree-flow.h (loop_only_exit_p): Declare.
4377 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
4378 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
4379 the number of iterations if it is constant. Otherwise, if this is the
4380 only possible exit of the loop, use the conservative estimate on the
4381 number of iterations of the entire loop if available.
4383 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
4385 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
4386 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
4387 Add synchronization functions.
4388 * config/sync.c: New file.
4389 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
4390 (LIBGCC_SYNC_CFLAGS): Likewise.
4392 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
4395 * config/i386/i386.md (mode): Add TF to "mode" attribute.
4396 (*pushtf_sse): New insn pattern.
4397 (pushtf splitters): New splitters.
4399 2008-07-03 Michael Meissner <gnu@the-meissners.org>
4402 * predict.c (build_predict_expr): Use void_type_node for the tree
4403 type, instead of NULL_TREE.
4405 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
4407 * config/i386/i386.c (contains_aligned_value_p): Return true
4409 (ix86_data_alignment): Align TCmode to 128bits.
4410 (ix86_local_alignment): Likewise.
4412 2008-07-03 Andrew Haley <aph@redhat.com>
4415 * vec.h (VEC_TA): New.
4416 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
4417 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
4418 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
4419 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
4420 (C_COMMON_FIXED_TYPES): Remove first arg.
4421 (C_COMMON_FIXED_MODE_TYPES): Likewise.
4422 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
4423 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
4424 not to use empty macro arguments.
4426 2008-07-02 Joseph Myers <joseph@codesourcery.com>
4428 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
4429 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
4430 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
4431 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
4432 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
4433 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
4434 config/ia64/crtn.asm, config/m68hc11/larith.asm,
4435 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
4436 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
4437 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
4438 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
4439 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
4440 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
4441 config/rs6000/e500crtres64gpr.asm,
4442 config/rs6000/e500crtres64gprctr.asm,
4443 config/rs6000/e500crtrest32gpr.asm,
4444 config/rs6000/e500crtrest64gpr.asm,
4445 config/rs6000/e500crtresx32gpr.asm,
4446 config/rs6000/e500crtresx64gpr.asm,
4447 config/rs6000/e500crtsav32gpr.asm,
4448 config/rs6000/e500crtsav64gpr.asm,
4449 config/rs6000/e500crtsav64gprctr.asm,
4450 config/rs6000/e500crtsavg32gpr.asm,
4451 config/rs6000/e500crtsavg64gpr.asm,
4452 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
4453 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
4454 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
4455 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
4456 config/sparc/sol2-cn.asm: Remove .file directives.
4458 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
4460 * resource.c (mark_referenced_resources): Look inside
4461 UNSPEC_VOLATILEs and ASM_INPUTs.
4463 2008-07-02 Ian Lance Taylor <iant@google.com>
4465 * rtlanal.c (add_reg_note): New function.
4466 * rtl.h (add_reg_note): Declare.
4467 * auto-inc-dec.c (attempt_change): Use add_reg_note.
4468 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
4469 * builtins.c (expand_builtin_longjmp): Likewise.
4470 (expand_builtin_nonlocal_goto): Likewise.
4471 * calls.c (emit_call_1, expand_call): Likewise.
4472 * cfgexpand.c (add_reg_br_prob_note): Likewise.
4473 * cfglayout.c (fixup_reorder_chain): Likewise.
4474 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
4475 (commit_one_edge_insertion): Likewise.
4476 * combine.c (move_deaths, distribute_notes): Likewise.
4477 * df-problems.c (df_set_note): Likewise.
4478 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
4479 (set_unique_reg_note): Likewise.
4480 (emit_copy_of_insn_after): Likewise.
4481 * expr.c (expand_expr_real): Likewise.
4482 * gcse.c (add_label_notes): Likewise.
4483 * haifa-sched.c (create_check_block_twin): Likewise.
4484 * jump.c (mark_jump_label_1): Likewise.
4485 * loop-doloop.c (add_test, doloop_modify): Likewise.
4486 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4487 * lower-subreg.c (move_eh_region_note): Likewise.
4488 * optabs.c (emit_libcall_block): Likewise.
4489 * predict.c (predict_insn): Likewise.
4490 (combine_predictions_for_insn): Likewise.
4491 * recog.c (peephole2_optimize): Likewise.
4492 * regmove.c (try_auto_increment): Likewise.
4493 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
4494 * reload.c (find_reloads): Likewise.
4495 * reload1.c (fixup_eh_region_note): Likewise.
4496 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
4497 * reorg.c (delete_prior_computation): Likewise.
4498 (delete_computation, dbr_schedule): Likewise.
4499 * config/pa/pa.c (legitimize_pic_address): Likewise.
4500 * config/sh/sh.c (sh_reorg): Likewise.
4502 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4505 * config/libgcc-glibc.ver: Add %exclude.
4506 * config/m32r/libgcc-glibc.ver: Likwise.
4507 * config/s390/libgcc-glibc.ver: Likwise.
4508 * config/sh/libgcc-glibc.ver: Likwise.
4509 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
4511 * config/i386/libgcc-glibc.ver: New.
4513 * config/i386/libgcc-x86_64-glibc.ver: Removed.
4515 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4517 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
4518 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
4519 i[34567]86-*-linux*, x86_64-*-linux*. Add
4520 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
4521 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
4522 x86_64-*-linux*. Add i386/t-linux to tmake_file for
4523 i[34567]86-*-linux*, x86_64-*-linux*.
4525 * libgcc-std.ver: Add empty GCC_4.4.0.
4527 * mkmap-symver.awk: Support multiple versions per symbol.
4529 * config/i386/i386.c (ix86_init_builtins): Always define
4530 __builtin_fabsq and __builtin_copysignq with fallbacks.
4531 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
4532 and __builtin_copysignq if SSE2 isn't available.
4534 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
4535 (LIBGCC2_TF_CEXT): Likwise.
4538 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
4540 * config/i386/sfp-machine.h: Moved to libgcc.
4542 * config/i386/sfp-machine.h: New.
4543 * config/i386/t-linux: Likwise.
4545 * config/i386/t-darwin: Remove softfp_wrap_start and
4547 * config/i386/t-darwin64: Likewise.
4549 * config/i386/t-fprules-softfp64: Renamed to ...
4550 * config/i386/t-fprules-softfp: This.
4552 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
4553 and softfp_wrap_end.
4555 2008-07-02 Jason Merrill <jason@redhat.com>
4557 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
4559 * tree.c (ctor_to_list): New fn.
4560 * tree.h: Declare it.
4561 (CONSTRUCTOR_ELT): New macro.
4562 (CONSTRUCTOR_NELTS): New macro.
4564 2008-07-02 Richard Guenther <rguenther@suse.de>
4566 * tree-ssa-structalias.c (struct variable_info): Reorder
4567 to fill padding on 64bit hosts. Make collapsed_to an int.
4568 (get_varinfo_fc): Deal with that.
4569 (new_var_info): Likewise.
4570 (collapse_rest_of_var): Likewise.
4572 2008-07-02 Joshua Sumali <jsumali@redhat.com>
4574 * doc/install.texi (--enable-java-home): Document.
4575 (--enable-aot-compile-rpm): Likewise.
4576 (--with-arch-directory): Likewise.
4577 (--with-os-directory): Likewise.
4578 (--with-origin-name): Likewise.
4579 (--with-arch-suffix): Likewise.
4580 (--with-jvm-root-dir): Likewise.
4581 (--with-jvm-jar-dir): Likewise.
4582 (--with-python-dir): Likewise.
4584 2008-07-02 Richard Guenther <rguenther@suse.de>
4586 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
4587 from decls explicitly. Merge operand checking from tuples.
4589 2008-07-02 Martin Jambor <mjambor@suse.cz>
4591 * tree-switch-conversion.c: Included timevar.h which I forgot before.
4593 2008-07-02 Martin Jambor <mjambor@suse.cz>
4595 * tree-switch-conversion.c: Included timevar.h
4596 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
4598 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
4600 2008-07-02 Martin Jambor <mjambor@suse.cz>
4602 * tree-switch-conversion.c: Corrected various comments and
4604 (build_constructors): Fixed minor formatting mistakes.
4606 * invoke.texi (Optimize Options): Corrected the
4607 switch-conversion-max-branch-ratio parameter.
4609 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
4611 * final.c (asm_insn_count): Return zero for an empty asm body.
4613 2008-07-02 Richard Guenther <rguenther@suse.de>
4615 * bitmap.h (bitmap_set_bit): Return bool.
4616 (bitmap_clear_bit): Likewise.
4617 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
4618 write to the bitmap if it would.
4619 (bitmap_clear_bit): Likewise.
4620 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
4621 bitmap_set_bit return value.
4622 (add_pred_graph_edge): Likewise.
4623 (add_graph_edge): Likewise.
4624 (do_sd_constraint): Likewise.
4625 (do_ds_constraint): Likewise.
4627 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4629 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
4630 Fix -Wc++-compat and/or -Wcast-qual warnings.
4631 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
4632 gen_regparm_prefix): Likewise.
4633 * vmsdbgout.c (write_modbeg, lookup_filename,
4634 vmsdbgout_source_line, vmsdbgout_init): Likewise.
4636 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
4638 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
4639 defaults.h definition apply.
4641 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4643 * function.c (assign_parm_remove_parallels): New.
4644 (assign_parm_setup_block_p): Do not return true for non-BLKmode
4646 (assign_parm_setup_block): Do not handle them.
4647 (assign_parm_setup_reg, assign_parm_setup_stack): Call
4648 assign_parm_remove_parallels.
4650 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4652 * c-typeck.c (convert_for_assignment): Use
4653 vector_targets_convertible_p.
4654 * c-common.c (vector_targets_convertible_p): New.
4655 * c-common.h (vector_targets_convertible_p): New prototype.
4656 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
4657 opaque_p_V2SI_type_node.
4659 2008-07-01 Steve Ellcey <sje@cup.hp.com>
4661 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
4664 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
4666 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
4667 TFmode constants via two element DImode vector for hosts with
4668 HOST_BITS_PER_WIDE_INT < 64.
4669 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
4670 also for HOST_BITS_PER_WIDE_INT < 64.
4672 2008-07-01 Richard Guenther <rguenther@suse.de>
4674 PR tree-optimization/36666
4675 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
4676 (get_constraint_exp_from_ssa_var): Split into ...
4677 (get_constraint_exp_for_temp): ... this ...
4678 (get_constraint_for_ssa_var): ... and that.
4679 Return constraint expressions for all touched sub-fields
4680 if the results address is not taken.
4681 (process_constraint): Remove assertion that aggregate
4682 assignments do not happen at this place.
4683 (get_constraint_for_component_ref): Add address_p argument.
4684 Return constraint expressions for all touched sub-fields
4685 if the results address is not taken.
4686 (do_deref): Use get_constraint_exp_for_temp.
4687 (get_constraint_for_1): Rename from ...
4688 (get_constraint_for): ... this. Add the old function as wrapper.
4689 (do_structure_copy): Use get_constraint_for_1.
4691 2008-07-01 Martin Jambor <mjambor@suse.cz>
4693 * Makefile.in (tree-switch-conversion.o): Add.
4694 (OBJS-common): Add tree-swtch-conversion.o.
4695 * passes.c (init_optimization_passes): Add pass_convert_switch.
4696 * tree-pass.h: (pass_convert_switch): Add.
4697 * tree-switch-conversion.c: New file.
4698 * gcc.dg/tree-ssa/cswtch.c: New testcase.
4699 * common.opt (ftree-cswtch): New option.
4700 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
4701 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
4702 * opts.c (decode_options): Set flag_tree_switch_conversion when
4703 optimization level is >= 2.
4704 * doc/invoke.texi (Optimize Options): Added description of
4705 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
4707 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4709 * config/darwin-driver.c (darwin_default_min_version): Fix
4710 -Wc++-compat warnings.
4712 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
4714 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
4717 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4719 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
4721 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4723 PR rtl-optimization/34744
4724 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
4725 (df_scan_free_internal): Free data structures not
4726 allocated in storage pools.
4727 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
4728 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
4729 df_scan_free_mws_vec.
4730 * dse.c (dse_step6): Free offset_map_p and offset_map_n
4733 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
4735 * config/i386/i386.c (contains_aligned_value_p): Return true
4737 (ix86_function_arg_boundary): Return its natural boundary
4739 (return_in_memory_32): Don't check TDmode.
4740 (ix86_split_to_parts): Support splitting into 4 parts and
4741 support TFmode for 32bit target.
4742 (ix86_split_long_move): Support splitting into 4 parts.
4743 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
4745 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
4746 (ix86_init_builtins): Here.
4747 (ix86_scalar_mode_supported_p): Always return true for TFmode.
4748 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
4749 'q' and 'w', respectively.
4751 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
4753 (movtf_internal): Likewise.
4754 (<code>tf2): Likewise.
4755 (*absnegtf2_sse): Likewise.
4756 (copysign<mode>3): Likewise.
4757 (copysign<mode>3_const): Likewise.
4758 (copysign<mode>3_var): Likewise.
4759 (define_split UNSPEC_COPYSIGN): Likewise.
4760 * config/i386/sse.md (*nandtf3): Likewise.
4761 (<code>tf3): Likewise.
4762 (*<code>tf3): Likewise.
4764 2008-06-30 Joey Ye <joey.ye@intel.com>
4765 H.J. Lu <hongjiu.lu@intel.com>
4767 * global.c (compute_regsets): Set frame_pointer_needed here.
4768 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
4770 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4772 * doc/install.texi (specific): Expand Windows build notes.
4774 2008-06-30 Ira Rosen <irar@il.ibm.com>
4776 PR tree-optimization/36648
4777 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
4778 number of prolog iterations by step. Fix the comment.
4780 2008-06-30 Richard Guenther <rguenther@suse.de>
4783 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
4784 handle calls from ECF_MALLOC functions.
4785 (handle_pure_call): ECF_MALLOC functions do not return
4787 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
4789 2008-06-29 Andreas Schwab <schwab@suse.de>
4791 * config/m68k/m68k.c (print_operand): Always print a float
4793 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
4794 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
4797 * config/rs6000/x-linux64: Remove never used file.
4799 2008-06-29 Richard Guenther <rguenther@suse.de>
4801 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
4803 (struct alias_info): Move ...
4804 * tree-ssa-alias.c: ... here.
4805 (update_alias_info): Declare.
4806 (compute_may_aliases): Call it.
4807 (update_alias_info): New function.
4808 * tree-ssa-structalias.c (update_alias_info): Move ...
4809 * tree-ssa-alias.c (update_alias_info_1): ... here.
4810 * tree-ssa-structalias.c (process_constraint_1): Remove
4811 unused from_call argument. Rename to ...
4812 (process_constraint): ... this. Delete old wrapper.
4813 (make_constraint_to): Adjust callers.
4814 (handle_const_call): Likewise.
4815 (handle_pure_call): Likewise.
4816 (init_base_vars): Likewise.
4817 (handle_lhs_call): Likewise. Remove unnecessary constraint.
4818 (find_func_aliases): We don't need structure copies for
4820 (make_constraint_from_anything): Remove.
4821 (create_variable_info_for): For globals make constraints
4822 from escaped, not from anything.
4823 (compute_points_to_sets): Do not call update_alias_info.
4824 (ipa_pta_execute): Use make_constraint_from.
4826 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4828 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
4829 (bitmap.o-warn, dominance.o-warn): New.
4830 * configure.ac (cxx_compat_warn): Delete.
4831 (loose_warn): Add -Wcast-qual and -Wc++-compat.
4832 * system.h: Remove #pragma diagnostic for -Wcast-qual and
4834 * configure: Regenerate.
4836 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
4839 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4841 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
4842 * df-scan.c (df_notes_rescan): Likewise.
4843 * ggc-page.c (set_page_table_entry): Likewise.
4844 * intl.c (gcc_gettext_width): Likewise.
4845 * varasm.c (get_unnamed_section, get_noswitch_section,
4846 get_section): Likewise.
4848 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
4850 * regrename.c (build_def_use): Don't copy RTX.
4852 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
4854 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
4855 (Type Attributes): Fix nesting of @table and @subsection. Adjust
4856 punctuation. Use @ref instead of @xref.
4857 (Function Names): Remove stray @display/@end display.
4858 (C++ Attributes): Use @ref instead of @xref.
4859 (Deprecated Features): Fix punctuation around @xref.
4860 (Backwards Compatibility): Likewise.
4861 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
4863 2008-06-28 Joseph Myers <joseph@codesourcery.com>
4865 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
4866 constants for E500 double.
4868 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4870 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
4871 element type of const_vector.
4873 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
4875 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
4876 Remove FLAGS_REG clobber from expander pattern.
4877 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
4878 (anddi3, andsi3, andhi3, andqi3): Ditto.
4879 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
4880 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
4881 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
4882 (ashlsi3, ashlhi3, ashlqi3): Ditto.
4883 (ashrsi3, ashrhi3, ashrqi3): Ditto.
4884 (lshrsi3, lshrhi3, lshrqi3): Ditto.
4885 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
4886 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
4888 2008-06-28 Richard Guenther <rguenther@suse.de>
4890 * tree-ssa-structalias.c (callused_id, var_callused,
4891 callused_tree): Add.
4892 (handle_pure_call): New function.
4893 (find_func_aliases): Call it.
4894 (find_what_p_points_to): Handle the call-used set.
4895 (clobber_what_escaped): Likewise.
4896 (compute_call_used_vars): New function.
4897 (init_base_vars): Init the call-used variable.
4898 (do_sd_constraint): Do not propagate the solution from CALLUSED
4899 but use CALLUSED as a placeholder.
4900 (solve_graph): Likewise.
4901 * tree-flow-inline.h (gimple_call_used_vars): New function.
4902 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
4903 (compute_call_used_vars): Declare.
4904 * tree-ssa-alias.c (set_initial_properties): Call
4905 compute_call_used_vars.
4906 (reset_alias_info): Clear call-used variables.
4907 (add_call_clobber_ops): Assert we are not called for const/pure
4908 functions. Remove handling of them.
4909 (add_call_read_ops): Handle pure functions by adding the
4910 call-used set of variables as VUSEs.
4911 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
4912 (delete_tree_ssa): Free it.
4913 * tree-dfa.c (remove_referenced_var): Clear the var from the
4916 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
4918 * tree.c (build_varargs_function_type_list): New.
4919 (build_function_type_list_1): New.
4920 (build_function_type_list): Use build_function_type_list_1.
4921 * tree.h (build_varargs_function_type_list): New.
4923 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4926 * config/spu/spu.c (spu_builtin_splats): Do not generate
4927 invalid CONST_VECTOR expressions.
4928 (spu_expand_vector_init): Likewise.
4930 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
4932 * optabs.c (libfunc_decls): New variable.
4933 (libfunc_decl_hash, libfunc_decl_eq): New functions.
4934 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
4935 for the same function twice.
4937 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
4939 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
4940 ix86_expand_binary_operator directly.
4941 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
4943 (*ashrti3_1): Ditto.
4944 (*lshrti3_1): Ditto.
4945 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
4946 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
4947 using only one splitter. Conditionaly execute splitter before or
4948 after peephole2 pass.
4949 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
4950 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
4951 Use only one alternative in asm template.
4952 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
4954 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
4955 "J" operand constraint for operand 2.
4956 (*ashldi3_cconly_rex64): Ditto.
4957 (*ashrdi3_cmp_rex64): Ditto.
4958 (*ashrdi3_cconly_rex64): Ditto.
4959 (*lshrdi3_cmp_rex64): Ditto.
4960 (*lshrdi3_cconly_rex64): Ditto.
4961 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
4962 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
4963 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
4966 2008-06-27 Jakub Jelinek <jakub@redhat.com>
4968 * gimplify.c (omp_is_private): Don't return true if decl is not
4969 already private on #pragma omp for or #pragma omp parallel for.
4972 * tree-cfg.c (struct move_stmt_d): Replace block field with
4973 orig_block and new_block fields.
4974 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
4975 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
4976 (move_block_to_fn): Replace vars_map and new_label_map arguments
4977 with struct move_stmt_d pointer.
4978 (replace_block_vars_by_duplicates): New function.
4979 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
4980 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
4981 all subblocks of ORIG_BLOCK to the new function. Call
4982 replace_block_vars_by_duplicates.
4983 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
4984 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
4985 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
4986 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
4987 (expand_omp): Temporarily set input_location to the location of
4988 region's controlling stmt.
4989 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
4990 BIND_EXPR, push ctx->block_vars and gimplification vars into
4991 the BIND_EXPR and its block's BLOCK_VARS instead of directly
4993 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
4994 there are any BLOCK_VARS.
4995 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
4996 OMP_PARALLEL or OMP_TASK stmt.
4997 (lower_omp): Save and restore input_location around the lower_omp_1
5000 2008-06-27 Richard Guenther <rguenther@suse.de>
5002 PR tree-optimization/36400
5003 PR tree-optimization/36373
5004 PR tree-optimization/36344
5005 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
5006 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
5007 (update_alias_info): Remove call clobbering code.
5008 (make_constraint_to): New helper function.
5009 (make_escape_constraint): Likewise.
5010 (handle_rhs_call): Use it on all pointer containing arguments.
5011 Also mark the static chain escaped.
5012 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
5013 instead of ANYTHING.
5014 (make_constraint_from): New helper split out from ...
5015 (make_constraint_from_anything): ... here.
5016 (find_func_aliases): Add constraints for escape sites.
5017 (intra_create_variable_infos): Make constraints from NONLOCAL
5019 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
5021 (clobber_what_p_points_to): Remove.
5022 (clobber_what_escaped): New function.
5023 (init_base_vars): Init NONLOCAL and ESCAPED.
5024 (do_sd_constraint): Do not propagate the solution from ESCAPED
5025 but use ESCAPED as a placeholder.
5026 (solve_graph): Likewise.
5027 * tree-flow.h (clobber_what_p_points_to): Remove.
5028 (clobber_what_escaped): Declare.
5029 * tree-ssa-alias.c (set_initial_properties): Call it.
5030 Remove code clobbering escaped pointers.
5032 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5034 * function.c (allocate_struct_function): Only allocate a unique
5035 funcdef_no if the decl is nonzero.
5037 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5039 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
5040 * config/mips/mips.c (mips_split_const_insns): New function.
5041 * config/mips/mips.md (move_type): New attribute.
5042 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
5043 (dword_mode): New attribute.
5044 (type): Avoid long line. Map "move_type"s to "type"s,
5045 choosing "multi" for doubleword moves if appropriate.
5046 Swap MTC/MFC comments to match their declaration order.
5047 (extended_mips16): Default to "yes" if "move_type" is "sll0",
5048 "type" is "branch" or "jal" is "direct".
5049 (length): Handle "extended_mips16" first. Make the default
5050 "0" for "ghost" instructions. Set the length from "move_type".
5051 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
5052 of "type", with "sll0" for the register alternative. Remove the
5053 "extended_mips16" attribute.
5054 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
5055 of "type", with "shift_shift" for the register alternative.
5056 Remove the "length" attribute.
5057 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
5058 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
5059 of "type", with "andi" for the register alternative.
5060 (*zero_extendqihi2): Likewise.
5061 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
5062 of "andi" instead of a "type" of "arith".
5063 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
5065 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
5066 (mov_<store>r, *mov<mode>_ra): Likewise.
5067 (extendsidi2): Use "move_type" instead of "type", with "move"
5068 for the register alternative.
5069 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
5070 of "type", with "signext" for the register alternative.
5071 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
5072 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
5073 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
5074 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
5075 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
5076 (unnamed branch insn): Likewise.
5077 (*movdi_gp32_fp64): Fold into...
5078 (*movdi_32bit): ...here.
5079 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
5080 (*movdf_hardfloat): ...this new pattern.
5081 (*movdf_softfloat): Remove redundant FPR alternatives.
5082 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
5083 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
5084 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
5085 the "move" attribute.
5086 (*movdi_32bit): Use "move_type" instead of "type" and remove the
5087 "length" attribute. Use "fpload" and "fpstore" instead of "load"
5088 and "store" for COP loads and stores.
5089 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
5090 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
5091 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
5092 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
5093 (*movtf_mips16, *movv2sf): Likewise.
5094 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
5095 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
5096 (mfhc1<mode>): Use "move_type" instead of "move".
5097 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
5098 (loadgp_blockage): Remove the "length" attribute.
5099 (blockage, set_got_version, update_got_version): Likewise.
5100 (call_internal): Remove the "extended_mips16" attribute.
5101 (call_value_internal, call_value_multiple_internal): Likewise.
5102 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
5104 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
5105 the "length" attribute.
5107 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5109 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
5110 -Wcast-qual warnings.
5111 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
5112 handle_pragma_pop_macro): Likewise.
5113 * collect2.c (resolve_lib_name): Likewise.
5114 * config/arc/arc.c (arc_init): Likewise.
5115 * config/arm/arm.c (neon_builtin_compare,
5116 locate_neon_builtin_icode): Likewise.
5117 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
5118 * config/bfin/bfin.c (bfin_init_machine_status,
5119 bfin_optimize_loop): Likewise.
5120 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
5121 * config/cris/cris.c (cris_init_expanders): Likewise.
5122 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
5123 * config/darwin.c (machopic_indirection_eq,
5124 machopic_indirection_name, machopic_output_indirection): Likewise.
5125 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
5126 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
5127 frv_optimize_membar): Likewise.
5128 * config/i386/cygwin.h (mingw_scan,
5129 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
5130 * config/i386/cygwin1.c (mingw_scan): Likewise.
5131 * config/i386/i386.c (machopic_output_stub): Likewise.
5132 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
5133 i386_pe_unique_section): Likewise.
5134 * config/ia64/ia64.c (ia64_init_machine_status,
5135 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
5137 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
5138 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
5139 * config/m68k/m68k.c (m68k_handle_option,
5140 m68k_sched_md_init_global): Likewise.
5141 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
5142 mcore_unique_section): Likewise.
5143 * config/mips/mips.c (mips_block_move_straight,
5144 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
5146 * config/mmix/mmix.c (mmix_init_machine_status,
5147 mmix_encode_section_info): Likewise.
5148 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
5149 * config/rs6000/rs6000.c (rs6000_init_machine_status,
5150 print_operand_address, output_toc, redefine_groups,
5151 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
5152 * config/s390/s390.c (s390_init_machine_status): Likewise.
5153 * config/score/score.c (score_block_move_straight,
5154 score_block_move_loop_body): Likewise.
5155 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
5156 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
5157 * emit-rtl.c (find_auto_inc): Likewise.
5158 * gcc.c (translate_options, process_command): Likewise.
5159 * reorg.c (dbr_schedule): Likewise.
5160 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
5161 * xcoffout.c (xcoffout_declare_function): Likewise.
5163 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
5165 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
5166 ipa-pta working again.
5168 2008-06-27 David Edelsohn <edelsohn@gnu.org>
5170 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
5173 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
5175 * config.gcc (powerpc*-*-*): Add new core e500mc.
5176 * config/rs6000/e500mc.md: New file.
5177 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5179 (rs6000_override_options): Add e500mc case to
5180 processor_target_table. Altivec and Spe options not allowed
5181 with e500mc. Add isel instruction to e500mc by
5182 default. Initialize rs6000_cost for e500mc.
5183 (rs6000_issue_rate): Set issue rate for e500mc.
5184 * config/rs6000/rs6000.h (processor_type): Add
5185 PROCESSOR_PPCE500MC.
5186 (ASM_CPU_SPEC): Add e500mc.
5187 Set TARGET_ISEL to rs6000_isel.
5188 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
5189 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
5190 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
5192 * doc/invoke.texi: Add e500mc to list of cpus.
5194 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5197 * c-lex.c (lex_charconst): Initialize unsignedp.
5199 2008-06-27 Olivier Hainque <hainque@adacore.com>
5201 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
5202 documented assumptions.
5204 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
5206 * dwarf2out.c: Remove trailing white spaces. Break long line
5209 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
5211 * libfuncs.h (LTI_synchronize): New libfunc_index.
5212 (synchronize_libfunc): Declare.
5213 * builtins.c (expand_builtin_synchronize): Consider using
5214 synchronize_libfunc before falling back on an asm blockage.
5215 * config/mips/mips.c: Include libfuncs.h
5216 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
5218 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
5220 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
5221 parameter. Copy stack_reg to r11 where appropriate.
5222 (no_global_regs_above): Add gpr parameter.
5223 (rs6000_stack_info): Only add padding for SPE save area if we
5224 are saving SPE GPRs and CR.
5225 (saveres_routine_syms): New variable.
5226 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
5228 (rs6000_savres_routine_sym): New function.
5229 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
5231 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
5232 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
5233 Tweak FPR out-of-line saving.
5234 (rs6000_make_savres_rtx): New function.
5235 (rs6000_use_multiple_p): New function.
5236 (rs6000_savres_strategy): New function.
5237 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
5238 out-of-line if appropriate.
5239 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
5240 if we are optimizing for size.
5241 (GP_SAVE_INLINE): Define.
5242 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
5243 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
5244 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
5245 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
5246 (*save_fpregs_<mode>): Add use of r11.
5247 (*restore_gpregs_<mode>): New insn.
5248 (*return_and_restore_gpregs_<mode>): New insn.
5249 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
5251 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
5252 (*restore_gpregs_spe): New insn.
5253 (*return_and_restore_gpregs_spe): New insn.
5254 * config/rs6000/predicates.md (save_world_operation): Fix check.
5256 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
5258 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
5259 this point, so assert that.
5261 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
5263 * cfganal.c: Include vec.h and vecprim.h.
5264 (compute_idf): Import from...
5265 * tree-into-ssa (compute_idf): ...here.
5266 * basic-block.h (compute_idf): Export.
5268 2008-06-26 Joseph Myers <joseph@codesourcery.com>
5270 * c-decl.c (merge_decls): Use !current_function_decl to check for
5271 extern declaration of C99 inline function being at file scope.
5273 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
5275 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
5277 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5279 * alias.c (record_alias_subset, init_alias_analysis): Fix
5280 -Wc++-compat and/or -Wcast-qual warnings.
5281 * attribs.c (lookup_attribute_spec): Likewise.
5282 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
5283 copy_bb, connect_traces,
5284 find_rarely_executed_basic_blocks_and_cr): Likewise.
5285 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
5286 note_btr_set, migrate_btr_defs): Likewise.
5287 * builtins.c (result_vector, expand_builtin_memcpy,
5288 expand_builtin_mempcpy_args, expand_builtin_strncpy,
5289 builtin_memset_read_str, expand_builtin_printf,
5290 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
5292 * caller-save.c (mark_set_regs): Likewise.
5293 * calls.c (expand_call, emit_library_call_value_1): Likewise.
5294 * cgraph.c (cgraph_edge): Likewise.
5295 * combine.c (likely_spilled_retval_1): Likewise.
5296 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
5297 htab_counts_entry_del, get_coverage_counts): Likewise.
5298 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
5299 new_cselib_val): Likewise.
5300 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
5301 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
5303 * df-core.c (df_compact_blocks): Likewise.
5304 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
5305 * df-scan.c (df_grow_reg_info, df_ref_create,
5306 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
5307 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
5308 df_record_entry_block_defs, df_record_exit_block_uses,
5309 df_bb_verify): Likewise.
5310 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
5311 DF_REF_EXTRACT_MODE_CONST): New.
5312 * dominance.c (get_immediate_dominator, get_dominated_by,
5313 nearest_common_dominator, root_of_dom_tree,
5314 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
5315 -Wc++-compat and/or -Wcast-qual warnings.
5316 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
5317 record_store, replace_read, check_mem_read_rtx, scan_insn,
5318 dse_step1, dse_record_singleton_alias_set): Likewise.
5319 * dwarf2asm.c (dw2_force_const_mem): Likewise.
5321 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5323 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
5324 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
5325 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
5326 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
5327 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
5328 add_ranges_num, add_ranges_by_labels, file_info_cmp,
5329 file_name_acquire, output_file_names, add_const_value_attribute,
5330 premark_used_types_helper, file_table_eq, file_table_hash,
5331 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
5332 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
5333 -Wcast-qual warnings.
5334 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
5335 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
5336 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
5337 gen_reg_rtx, start_sequence, init_emit): Likewise.
5338 * et-forest.c (et_new_occ, et_new_tree): Likewise.
5339 * except.c (init_eh_for_function, gen_eh_region,
5340 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
5341 arh_to_landing_pad, arh_to_label, add_action_record,
5342 add_call_site, switch_to_exception_section): Likewise.
5343 * expmed.c (synth_mult): Likewise.
5344 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
5345 store_expr): Likewise.
5346 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
5348 * function.c (assign_stack_temp_for_type,
5349 allocate_struct_function, match_asm_constraints_1): Likewise.
5350 * gcov-io.c (gcov_allocate): Likewise.
5351 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
5352 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
5353 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
5354 record_one_set, insert_expr_in_table, insert_set_in_table,
5355 dump_hash_table, compute_hash_table_work, alloc_hash_table,
5356 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
5357 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
5358 -Wcast-qual warnings.
5360 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5362 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
5363 -Wcast-qual warnings.
5364 * gcc.c (process_command): Likewise.
5365 * genattrtab.c (oballoc): Use XOBNEW.
5366 (oballocvec): Define.
5367 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
5368 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
5369 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
5370 -Wc++-compat and/or -Wcast-qual warnings.
5371 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
5372 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
5373 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
5374 gen_presence_absence_set, gen_automaton, gen_regexp_el,
5375 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
5376 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
5377 add_excls, process_presence_absence_names,
5378 process_presence_absence_patterns, add_presence_absence,
5379 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
5380 get_free_state, add_arc, get_free_automata_list_el,
5381 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
5382 transform_3, cache_presence, create_ainsns, create_automata,
5383 create_state_ainsn_table, dfa_insn_code_enlarge,
5384 output_trans_func, output_min_issue_delay_func,
5385 output_dead_lock_func, output_reset_func,
5386 output_get_cpu_unit_code_func, output_dfa_start_func,
5387 expand_automata): Likewise.
5388 * genextract.c (gen_insn): Likewise.
5389 * gengtype-lex.l: Likewise.
5390 * gengtype.c (read_input_list, adjust_field_type,
5391 process_gc_options): Likewise.
5392 * genoutput.c (note_constraint): Likewise.
5393 * genpreds.c (mangle, add_constraint): Likewise.
5394 * genrecog.c (process_define_predicate, new_decision,
5395 add_to_sequence): Likewise.
5396 * gensupport.c (record_insn_name): Likewise.
5398 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5400 * config/i386/driver-i386.c (detect_caches_amd,
5401 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
5402 and/or -Wcast-qual warnings.
5403 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
5404 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
5405 gt_pch_save): Likewise.
5406 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
5407 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
5408 * global.c (compute_regsets): Likewise.
5409 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
5410 finish_graph_dump_file): Likewise.
5411 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
5412 unlink_bb_notes): Likewise.
5413 * integrate.c (get_hard_reg_initial_val): Likewise.
5414 * ipa-prop.c (ipa_push_func_to_list): Likewise.
5415 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
5416 * local-alloc.c (update_equiv_regs): Likewise.
5417 * loop-invariant.c (check_invariant_table_size,
5418 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
5420 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
5421 altered_reg_used, mark_altered): Likewise.
5422 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
5423 insert_var_expansion_initialization,
5424 combine_var_copies_in_loop_exit, apply_opt_in_copies,
5425 release_var_copies): Likewise.
5426 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
5427 analyze_matrix_decl, add_allocation_site, analyze_transpose,
5428 analyze_accesses_for_phi_node, check_var_notmodified_p,
5429 check_allocation_function, find_sites_in_func,
5430 record_all_accesses_in_func, transform_access_sites,
5431 transform_allocation_sites): Likewise.
5432 * omp-low.c (new_omp_region, create_omp_child_function_name,
5433 check_omp_nesting_restrictions, check_combined_parallel,
5434 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
5435 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
5436 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
5437 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
5439 * opts-common.c (prune_options): Likewise.
5440 * opts.c (add_input_filename, print_filtered_help,
5441 get_option_state): Likewise.
5442 * params.c (add_params): Likewise.
5443 * passes.c (set_pass_for_id, next_pass_1,
5444 do_per_function_toporder, pass_fini_dump_file): Likewise.
5445 * postreload.c (reload_cse_simplify_operands): Likewise.
5446 * predict.c (tree_predicted_by_p, tree_predict_edge,
5447 clear_bb_predictions, combine_predictions_for_bb): Likewise.
5449 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5451 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
5453 * recog.c (check_asm_operands, validate_change_1): Likewise.
5454 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
5455 subst_asm_stack_regs): Likewise.
5456 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
5457 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
5458 * regmove.c (reg_is_remote_constant_p): Likewise.
5459 * regrename.c (regrename_optimize, scan_rtx_reg,
5460 kill_clobbered_value, kill_set_value, kill_autoinc_value):
5462 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
5463 regstat_compute_calls_crossed): Likewise.
5464 * reload1.c (init_reload, new_insn_chain,
5465 has_nonexceptional_receiver, reload, copy_reloads,
5466 calculate_needs_all_insns, init_elim_table): Likewise.
5467 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
5468 * rtl.c (shallow_copy_rtx_stat): Likewise.
5469 * rtlanal.c (parms_set): Likewise.
5470 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
5471 sbitmap_resize, sbitmap_vector_alloc): Likewise.
5472 * sched-ebb.c (earliest_block_with_similiar_load,
5473 add_deps_for_risky_insns): Likewise.
5474 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
5475 schedule_region): Likewise.
5476 * see.c (eq_descriptor_pre_extension,
5477 hash_descriptor_pre_extension, hash_del_pre_extension,
5478 eq_descriptor_properties, hash_descriptor_properties,
5479 hash_del_properties, see_seek_pre_extension_expr,
5480 see_initialize_data_structures, see_print_register_properties,
5481 see_print_pre_extension_expr, see_delete_merged_def_extension,
5482 see_delete_unmerged_def_extension, see_emit_use_extension,
5483 see_pre_delete_extension, see_map_extension, see_commit_changes,
5484 see_analyze_merged_def_local_prop,
5485 see_analyze_merged_def_local_prop,
5486 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
5487 see_set_prop_merged_def, see_set_prop_unmerged_def,
5488 see_set_prop_unmerged_use, see_print_one_extension,
5489 see_merge_one_use_extension, see_merge_one_def_extension,
5490 see_store_reference_and_extension, see_update_uses_relevancy,
5491 see_update_defs_relevancy): Likewise.
5492 * statistics.c (hash_statistics_hash, hash_statistics_eq,
5493 hash_statistics_free, curr_statistics_hash): Likewise.
5494 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
5495 expand_asm_operands, expand_return, case_bit_test_cmp,
5496 expand_case): Likewise.
5497 * stor-layout.c (start_record_layout): Likewise.
5498 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
5499 gt_pch_save_stringpool): Likewise.
5500 * tree-data-ref.c (hash_stmt_vertex_info,
5501 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
5502 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
5504 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
5507 * config/i386/i386.md : Change constraints of HImode and QImode
5508 immediate operands from "i" to "n". Change SImode "ni" constraint to
5509 "i" and SImode "rmi" constraint to "g". Remove all constraints
5510 from const0_operand and const1_operand predicated operands.
5511 (i): Change QImode and HImode attribute from "i" to "n".
5512 (*subqi_2): Change HImode operands to QImode.
5515 2008-06-25 Olivier Hainque <hainque@adacore.com>
5517 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
5520 2008-06-25 Richard Guenther <rguenther@suse.de>
5522 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
5523 not overflow the result type.
5525 2008-06-25 Richard Guenther <rguenther@suse.de>
5527 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
5528 (vn_lookup): Likewise.
5530 2008-06-25 Richard Guenther <rguenther@suse.de>
5532 PR tree-optimization/35518
5533 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
5534 * tree-sra.c (instantiate_element): Use fold_build3 to build
5536 (try_instantiate_multiple_fields): Likewise.
5538 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5540 * config/rs6000/rs6000.md: Change all string instruction's clobber to
5543 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5545 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
5546 use_backchain_to_restore_sp to true
5547 if the offset of the link register save area would go over the 32k - 1
5548 offset limit of the load
5551 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
5553 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
5554 anchor for the type-punning blurb. Cross-reference "Structures
5555 unions enumerations and bit-fields implementation". Provide a
5556 cast-through-pointer example. Make final sentence self-contained.
5557 * doc/implement-c.texi (Structures unions enumerations and
5558 bit-fields implementation): Cross-reference the type-punning blurb
5559 in the -fstrict-aliasing documentation.
5561 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5564 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
5565 the memory instead of the memory itself for the save area.
5567 2008-06-24 Olivier Hainque <hainque@adacore.com>
5568 Nicolas Roche <roche@adacore.com>
5570 * gengtype.c (srcdir_len): size_t instead of int.
5571 (get_file_realbasename): New function. For F a filename, the real
5572 basename of F, with all the path components stripped.
5573 (get_file_srcdir_relative_path): New function. For F a filename, the
5574 relative path to F from $(srcdir).
5575 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
5576 get_file_realbasename. Adjust the head comment.
5577 (get_prefix_langdir_index): New function. For F a filename, return the
5578 lang_dir_names[] relative index of the language directory that is
5580 (get_file_langdir): For F a filename, return the name of the language
5581 directory where F is located.
5582 (get_file_gtfilename): New function. The gt- output file name for an
5584 (get_output_file_with_visibility): Replace in-line computations with
5585 uses of get_file_gtfilename and get_prefix_langdir_index.
5586 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
5588 2008-06-24 Jakub Jelinek <jakub@redhat.com>
5590 PR tree-optimization/36504
5591 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
5592 references without base address.
5594 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5597 * calls.c (expand_call): Increase alignment for recursive functions.
5599 2008-06-23 Anatoly Sokolov <aesok@post.ru>
5601 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
5602 (TARGET_FUNCTION_VALUE): New define.
5603 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
5604 * config/avr/avr.h (FUNCTION_VALUE): Remove.
5606 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5608 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
5609 (fmod<mode>3): Ditto.
5610 (remainderxf3): Ditto.
5611 (remainder<mode>3): Ditto.
5613 2008-06-23 Jakub Jelinek <jakub@redhat.com>
5616 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
5617 REG is a hard register.
5619 PR tree-optimization/36508
5620 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
5621 499, don't check it at all in release compilers.
5623 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5625 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
5626 together with SSE_TARGET_MATH to disable insn pattern.
5627 (*fop_<MODEF:mode>_2_i387): Ditto.
5628 (*fop_<MODEF:mode>_3_i387): Ditto.
5630 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
5632 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
5634 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5637 * gimplify.c (gimplify_asm_expr): Check the return code of
5638 parse_output_constraint call, set function return and is_inout
5641 2008-06-22 Ian Lance Taylor <iant@google.com>
5643 * c-lex.c (narrowest_unsigned_type): Change itk to int.
5644 (narrowest_signed_type): Likewise.
5645 * c-typeck.c (c_common_type): Change local variable mclass to enum
5647 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
5648 tcc_comparison, not the tree code itself.
5649 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
5650 (c_expand_expr): Cast modifier to enum expand_modifier.
5651 * c-common.h (C_RID_CODE): Add casts.
5652 (C_SET_RID_CODE): Define.
5653 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
5654 (c_lex_one_token): Add cast to avoid warning.
5655 (c_parser_objc_type_name): Rename local typename to type_name.
5656 (check_no_duplicate_clause): Change code parameter to enum
5658 (c_parser_omp_var_list_parens): Change kind parameter to enum
5660 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
5661 c_parser_omp_list_var_parens.
5662 (c_parser_omp_threadprivate): Likewise.
5663 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
5664 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
5665 * c-format.c (NO_FMT): Define.
5666 (printf_length_specs): Use NO_FMT.
5667 (asm_fprintf_length_specs): Likewise.
5668 (gcc_diag_length_specs): Likewise.
5669 (scanf_length_specs): Likewise.
5670 (strfmon_length_specs): Likewise.
5671 (gcc_gfc_length_specs): Likewise.
5672 (printf_flag_specs): Change 0 to STD_C89.
5673 (asm_fprintf_flag_specs): Likewise.
5674 (gcc_diag_flag_specs): Likewise.
5675 (gcc_cxxdiag_flag_specs): Likewise.
5676 (scanf_flag_specs): Likewise.
5677 (strftime_flag_specs): Likewise.
5678 (strfmon_flag_specs): Likewise.
5679 (print_char_table): Likewise.
5680 (asm_fprintf_char_table): Likewise.
5681 (gcc_diag_char_table): Likewise.
5682 (gcc_tdiag_char_table): Likewise.
5683 (gcc_cdiag_char_table): Likewise.
5684 (gcc_cxxdiag_char_table): Likewise.
5685 (gcc_gfc_char_table): Likewise.
5686 (scan_char_table): Likewise.
5687 (time_char_table): Likewis.
5688 (monetary_char_table): Likewise.
5689 * c-format.h (BADLEN): Likewise.
5691 2008-06-21 Ian Lance Taylor <iant@google.com>
5693 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
5694 Define END_OF_BASE_TREE_CODES around inclusion.
5695 * tree.c (tree_code_type): New global array.
5696 (tree_code_length, tree_code_name): Likewise.
5697 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
5699 (all-tree.def, s-alltree): New targets.
5700 (gencheck.h, s-gencheck): Remove.
5701 (tree.o): Depend upon all-tree.def.
5702 (build/gencheck.o): Remove gencheck.h dependency.
5703 (mostlyclean): Don't remove gencheck.h.
5704 * c-common.h (enum c_tree_code): Remove.
5705 * c-lang.c (tree_code_type): Remove.
5706 (tree_code_length, tree_code_name): Remove.
5707 * gencheck.c (tree_codes): Include all-tree.def, rather than
5708 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
5710 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
5712 * cp/cp-tree.h (enum cplus_tree_code): Remove.
5713 (operator_name_info): Size to MAX_TREE_CODES.
5714 (assignment_operator_name_info): Likewise.
5715 * cp/cp-lang.c (tree_code_type): Remove.
5716 (tree_code_length, tree_code_name): Remove.
5717 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
5718 (assignment_operator_name_info): Likewise.
5719 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
5721 * cp/mangle.c (write_expression): Likewise.
5722 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
5723 * fortran/f95-lang.c (tree_code_type): Remove.
5724 (tree_code_length, tree_code_name): Remove.
5725 * java/java-tree.h (enum java_tree_code): Remove.
5726 * java/lang.c (tree_code_type): Remove.
5727 (tree_code_length, tree_code_name): Remove.
5728 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
5729 * objc/objc-act.h (enum objc_tree_code): Remove.
5730 * objc/objc-lang.c (tree_code_type): Remove.
5731 (tree_code_length, tree_code_name): Remove.
5732 * objcp/objcp-lang.c (tree_code_type): Remove.
5733 (tree_code_length, tree_code_name): Remove.
5734 * ada/ada-tree.h (enum gnat_tree_code): Remove.
5735 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
5736 * ada/misc.c (tree_code_type): Remove.
5737 (tree_code_length, tree_code_name): Remove.
5739 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
5741 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
5742 the grand_bitmap_obstack.
5744 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5746 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
5747 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
5748 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
5749 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
5750 move_stmt_r, new_label_mapper): Likewise.
5751 * tree-complex.c (cvc_lookup): Likewise.
5752 * tree-dfa.c (create_function_ann): Likewise.
5753 * tree-dump.c (dump_register): Likewise.
5754 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
5755 find_phi_replacement_condition): Likewise.
5756 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
5757 tree_function_versioning): Likewise.
5758 * tree-into-ssa.c (cmp_dfsnum): Likewise.
5759 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
5760 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
5761 get_nonlocal_debug_decl, convert_nonlocal_reference,
5762 convert_nonlocal_omp_clauses, get_local_debug_decl,
5763 convert_local_reference, convert_local_omp_clauses,
5764 convert_nl_goto_reference, convert_nl_goto_receiver,
5765 convert_tramp_reference, convert_call_expr): Likewise.
5766 * tree-outof-ssa.c (contains_tree_r): Likewise.
5767 * tree-parloops.c (reduction_phi, initialize_reductions,
5768 eliminate_local_variables_1, add_field_for_reduction,
5769 add_field_for_name, create_phi_for_local_result,
5770 create_call_for_reduction_1, create_loads_for_reductions,
5771 create_stores_for_reduction, create_loads_and_stores_for_name):
5773 * tree-phinodes.c (allocate_phi_node): Likewise.
5774 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
5775 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
5776 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
5777 * tree-ssa-coalesce.c (compare_pairs): Likewise.
5778 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
5779 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
5780 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
5781 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
5782 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
5783 vn_nary_op_insert): Likewise.
5784 * tree-ssa.c (redirect_edge_var_map_add,
5785 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
5786 * tree-vectorizer.c (vectorize_loops): Likewise.
5787 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
5788 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
5789 tree_cons_stat, build1_stat, build_variant_type_copy,
5790 decl_init_priority_lookup, decl_fini_priority_lookup,
5791 decl_priority_info, decl_restrict_base_lookup,
5792 decl_restrict_base_insert, decl_debug_expr_lookup,
5793 decl_debug_expr_insert, decl_value_expr_lookup,
5794 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
5795 type_hash_add, get_file_function_name, tree_check_failed,
5796 tree_not_check_failed, tree_range_check_failed,
5797 omp_clause_range_check_failed, build_omp_clause,
5798 build_vl_exp_stat): Likewise.
5799 * value-prof.c (gimple_histogram_value,
5800 gimple_duplicate_stmt_histograms): Likewise.
5801 * var-tracking.c (attrs_list_insert, attrs_list_copy,
5802 unshare_variable, variable_union_info_cmp_pos, variable_union,
5803 dataflow_set_different_1, dataflow_set_different_2,
5804 vt_find_locations, variable_was_changed, set_variable_part,
5805 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
5806 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
5807 section_entry_hash, object_block_entry_eq,
5808 object_block_entry_hash, create_block_symbol,
5809 initialize_cold_section_name, default_function_rodata_section,
5810 strip_reg_name, set_user_assembler_name, const_desc_eq,
5811 build_constant_desc, output_constant_def, lookup_constant_def,
5812 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
5813 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
5814 default_internal_label): Likewise.
5815 * varray.c (varray_init, varray_grow): Likewise.
5816 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
5818 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
5820 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
5821 operators for "test" insn. Macroize insn using SWI mode macro.
5822 (*jcc_fused_2): Ditto.
5823 (*jcc_fused_3): Macroize insn using SWI mode macro.
5824 (*jcc_fused_4): Ditto.
5826 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
5828 * tree-ssa-pre.c: Fix typo in comment.
5829 (init_antic, fini_antic): Add explicit funtions for
5830 initializing and deinitializing ANTIC and AVAIL sets.
5831 (create_expression_by_pieces): Fix typo in comment.
5832 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
5833 (execute_pre): Eventually dump details about ANTIC_IN.
5835 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5837 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
5838 * gcc.c (translate_options, init_spec, store_arg, read_specs,
5839 add_to_obstack, file_at_path, find_a_file, execute,
5840 add_preprocessor_option, add_assembler_option, add_linker_option,
5841 process_command, insert_wrapper, do_option_spec, do_self_spec,
5842 spec_path, do_spec_1, is_directory, main, used_arg,
5843 getenv_spec_function): Likewise.
5844 * tlink.c (symbol_hash_lookup, file_hash_lookup,
5845 demangled_hash_lookup, symbol_push, file_push, frob_extension):
5848 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5850 * doc/rtl.texi: Updated subreg section.
5852 2008-06-19 Jakub Jelinek <jakub@redhat.com>
5855 * cgraphunit.c (cgraph_process_new_functions): Don't clear
5856 node->needed and node->reachable.
5857 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
5858 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
5859 (expand_task_call): Don't call expand_task_copyfn.
5860 (expand_task_copyfn): Renamed to...
5861 (finalize_task_copyfn): ... this.
5863 2008-06-19 Jan Hubicka <jh@suse.cz>
5865 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
5866 clobbering framepointer.
5868 2008-06-19 Jan Hubicka <jh@suse.cz>
5870 * tree-optimize.c (execute_early_local_optimizations): Set
5871 cgraph_state only at first invocation.
5873 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5875 * system.h (-Wc++-compat): Activate as a warning, no an error.
5877 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
5879 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
5880 instead of "#" in insn asm template.
5881 (*jcc_fused_2): Ditto.
5883 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
5885 * config/i386/i386.h (ix86_tune_indices)
5886 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
5887 (TARGET_FUSE_CMP_AND_BRANCH): New define.
5888 * config/i386/i386.md (*jcc_fused_1): New insn pattern
5889 (*jcc_fused_2): Ditto.
5890 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
5891 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
5892 (print operand): Handle 'E' and 'e' code.
5894 2008-06-19 Anatoly Sokolov <aesok@post.ru>
5896 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
5897 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5898 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5900 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
5902 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
5904 (cgraph_expand_function): Use local copy of decl.
5905 (cgraph_expand_all_functions): Remove redundant initialization of
5907 (cgraph_optimize): Reword internal_error message.
5909 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
5911 * arm-protos.h (arm_return_in_memory): Remove public
5912 arm_return_in_memory() prototype.
5913 * arm.c (arm_return_in_memory): Add static prototype, add target
5914 hook macro, change definition and comments.
5915 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
5917 2008-06-19 Ben Elliston <bje@au.ibm.com>
5919 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
5920 real.c: Remove references to IEEE 754R.
5921 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
5922 * doc/libgcc.texi (Decimal float library routines): Likewise.
5924 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5926 * targhooks.h (struct gcc_target): New member unwind_word_mode.
5927 (default_unwind_word_mode): Add prototype.
5928 * targhooks.c (default_unwind_word_mode): New function.
5929 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
5930 instead of word_mode.
5931 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
5932 (TARGET_INITIALIZER): Use it.
5934 * c-common.c (handle_mode_attribute): Support "unwind_word"
5936 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
5938 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
5939 word_mode to access SjLj_Function_Context member "data".
5940 (sjlj_emit_dispatch_table): Likewise. Also, perform type
5941 conversion from targetm.eh_return_filter_mode () to
5942 targetm.unwind_word_mode () if they differ.
5944 * builtin-types.def (BT_UNWINDWORD): New primitive type.
5945 (BT_FN_UNWINDWORD_PTR): New function type.
5946 (BT_FN_WORD_PTR): Remove.
5947 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
5948 * except.c (expand_builtin_extend_pointer): Convert pointer to
5949 targetm.unwind_word_mode () instead of word_mode.
5951 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
5952 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
5953 (spu_unwind_word_mode): New function.
5954 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
5955 (TARGET_UNWIND_WORD_MODE): Define.
5956 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
5958 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5960 * config/spu/spu.c (reg_align): Remove.
5961 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
5962 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
5963 (spu_split_store): Likewise.
5965 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
5967 * gcc/tree-vn.c: Fix typo in comment.
5969 2008-06-18 Jan Hubicka <jh@suse.cz>
5971 * cgraphunit.c (cgraph_optimize): Output debug info when doing
5972 toplevel reorder too.
5974 2008-06-18 Jan Hubicka <jh@suse.cz>
5976 * c-opts.c (c_common_post_options): PCH is not compatible with
5978 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
5979 -fno-toplevel-reorder by default now.
5981 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5983 PR documentation/30739
5984 * doc/install.texi (Prerequisites): Document dependency on awk.
5986 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
5987 Ian Lance Taylor <iant@google.com>
5989 PR rtl-optimization/35604
5990 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
5991 only want to change jump destinations, not eventual label comparisons.
5993 2008-06-16 Jan Hubicka <jh@suse.cz>
5995 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
5997 (cgraph_analyze_function): Likewise.
5999 2008-06-16 Jan Hubicka <jh@suse.cz>
6001 * cgraph.h (cgraph_mark_if_needed): New function.
6002 * cgraphunit.c (cgraph_mark_if_needed): New function.
6003 * c-decl.c (duplicate_decl): Use it.
6005 2008-06-16 Jan Hubicka <jh@suse.cz>
6007 * cgraph.c (cgraph_add_new_function): When in expansion state, do
6010 2008-06-16 Jan Hubicka <jh@suse.cz>
6012 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
6014 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
6015 Kazu Hirata <kazu@codesourcery.com>
6016 Maxim Kuvyrkov <maxim@codesourcery.com
6018 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
6019 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
6020 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
6021 EXTRA_SPEC_FUNCTIONS.
6022 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
6023 (DRIVER_SELF_SPECS): Adjust.
6024 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
6025 * config/mips/st.h, config/mips/t-st: New.
6026 * config/mips/driver-native.c, config/mips/x-native: New.
6027 * doc/invoke.texi (MIPS): Document 'native' value for -march and
6030 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6032 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
6034 (ISA_HAS_FP_CONDMOVE): New macro.
6035 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
6036 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
6037 (ISA_HAS_NMADD3_NMSUB3): New macro.
6038 * config/mips/mips.c (mips_rtx_costs): Update.
6039 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
6040 compiling for ST Loongson 2E/2F.
6041 (madd<mode>): Rename to madd4<mode>. Update.
6042 (madd3<mode>): New pattern.
6043 (msub<mode>): Rename to msub4<mode>. Update.
6044 (msub3<mode>): New pattern.
6045 (nmadd<mode>): Rename to nmadd4<mode>. Update.
6046 (nmadd3<mode>): New pattern.
6047 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
6048 (nmadd3<mode>_fastmath): New pattern.
6049 (nmsub<mode>): Rename to nmsub4<mode>. Update.
6050 (nmsub3<mode>): New pattern.
6051 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
6052 (nmsub3<mode>_fastmath): New pattern.
6053 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
6055 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
6057 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
6058 (DF_REF_INSN_INFO): New.
6059 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
6060 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
6061 with a NULL DF_REF_INSN_INFO.
6062 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
6064 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
6065 DF_INSN_INFO_EQ_USES): New.
6066 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
6067 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
6068 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
6069 * df-core.c: Update comment for above changes.
6070 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
6071 DF_INSN_UID_* macros.
6072 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
6073 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
6074 insn rtx. Update all callers.
6075 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
6076 df_ref_create_structure, df_insn_refs_collect): Likewise.
6077 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
6078 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
6079 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
6080 macros to access the insn refs.
6081 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
6082 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
6083 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
6084 for accessing the refs.
6085 (try_fwprop_subst): Likewise.
6086 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
6087 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
6088 for accessing the refs.
6089 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
6090 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
6091 to look at the insn refs.
6092 (record_uses): Likewise.
6093 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
6095 (mark_artificial_uses): Don't mark_insn for artificial refs.
6096 (mark_reg_rependencies): Likewise.
6098 * doc/rtl.texi: Remove documentation of ADDRESSOF.
6100 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6102 * configure: Regenerate.
6104 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6106 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
6107 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6108 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6110 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6112 * config/avr/avr.c (avr_mcu_t): Add attiny167.
6113 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6114 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6116 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6118 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
6119 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6120 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6122 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6124 * tree-ssa-sccvn.c: Fix format of comments.
6126 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6128 * cgraph.c: Remove unneeded forward declarations of eq_node()
6131 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
6133 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
6135 (see_update_relevancy): Likewise.
6136 * fwprop.c (try_fwprop_subst): Likewise.
6137 * rtlanal.c (noop_move_p): Likewise.
6138 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
6139 notes to non-existing libcall blocks.
6140 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
6142 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
6143 (dead_libcall_p): Remove.
6144 (delete_trivially_dead_insns): Don't use it.
6145 * web.c (union_defs): Remove comment about keeping nops.
6146 * gcse.c (hash_scan_insn): Don't take libcall pointers.
6147 (compute_hash_table_work): Don't track libcall notes.
6148 (do_local_cprop): Don't take libcall pointers. Don't update
6150 (adjust_libcall_notes): Deleted.
6151 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
6152 ever have existed in the first place).
6153 (replace_store_insn): Don't try to remove libcall notes.
6154 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
6155 (resolve_reg_notes): Don't call them.
6156 (resolve_simple_move): Likewise.
6157 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
6158 Don't remove REG_RETVAL notes.
6159 * emit-rtl.c (try_split): Don't update libcall notes.
6160 (emit_copy_of_insn_after): Dito.
6161 * cselib.c (cselib_current_insn_in_libcall): Remove.
6162 (cselib_process_insn): Don't set/clear it.
6163 (new_elt_loc_list): Don't record it.
6164 (cselib_init): Don't initialize it.
6165 * cselib.c (struct elt_loc_list): Remove in_libcall field.
6166 * loop-invariant.c (find_invariant_insn): Don't look for libcall
6168 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
6169 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
6170 (init_deps): Don't initialize it.
6171 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
6172 * combine.c (delete_noop_moves): Don't update libcall notes.
6173 (can_combine_p): Remove now pointless #if 0 block.
6174 (try_combine): Remove another obsolete #if 0 block.
6175 (distribute_notes): Don't distribute libcall notes.
6176 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
6177 * dce.c (libcall_dead_p): Remove.
6178 (delete_unmarked_insns): Don't handle libcall blocks.
6179 (preserve_libcall_for_dce): Remove.
6180 (prescan_insns_for_dce): Don't special-case libcall block insns.
6181 * reload1 (reload): Don't handle libcall notes.
6182 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
6185 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
6187 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
6188 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6189 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6191 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
6193 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
6194 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6195 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6197 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6199 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
6201 2008-06-16 Ira Rosen <irar@il.ibm.com>
6203 PR tree-optimization/36493
6204 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
6205 the arguments list. Use VECTYPE to create vector pointer.
6206 (vectorizable_store): Fail if accesses through a pointer to vectype
6207 do not alias the original memory reference operands.
6208 Call vect_create_data_ref_ptr without the removed argument.
6209 (vectorizable_load): Likewise.
6210 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
6213 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
6216 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
6219 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6221 * config/mips/loongson2ef.md: New file.
6222 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
6223 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
6224 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
6225 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
6226 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
6228 (loongson2ef.md): New include.
6229 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
6230 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
6231 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
6232 (loongson_gt_<mode>, loongson_extract_halfword)
6233 (loongson_insert_halfword_0, loongson_insert_halfword_2)
6234 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
6235 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
6236 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
6237 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
6238 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
6239 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
6240 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
6241 (vec_interleave_low<mode>): Define type attribute.
6242 * config/mips/mips.c (mips_ls2): New static variable.
6243 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
6244 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
6245 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
6246 Implement target scheduling hooks.
6247 (mips_multipass_dfa_lookahead): Update to handle tuning for
6249 (mips_sched_init): Initialize data for Loongson scheduling.
6250 (mips_ls2_variable_issue): New static function.
6251 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
6253 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
6254 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
6255 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
6256 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
6257 Handle ST Loongson 2E/2F cores.
6258 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
6260 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6262 * omp-low.c (extract_omp_for_data): Fix comment typo.
6265 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6267 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
6268 FIXME note about gcc/config.guess.
6269 * doc/options.texi (Option file format): Remove non-ASCII bytes.
6270 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
6271 * doc/cppopts.texi: Likewise.
6272 * doc/extend.texi: Likewise.
6273 * doc/gcc.texi: Likewise.
6274 * doc/gccint.texi: Likewise.
6275 * doc/gcov.texi: Likewise.
6276 * doc/gty.texi: Likewise.
6277 * doc/hostconfig.texi: Likewise.
6278 * doc/install.texi: Likewise.
6279 * doc/invoke.texi: Likewise.
6280 * doc/loop.texi: Likewise.
6281 * doc/makefile.texi: Likewise.
6282 * doc/md.texi: Likewise.
6283 * doc/passes.texi: Likewise.
6284 * doc/tm.texi: Likewise.
6285 * doc/tree-ssa.texi: Likewise.
6286 * doc/trouble.texi: Likewise.
6288 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
6289 Nathan Sidwell <nathan@codesourcery.com>
6290 Maxim Kuvyrkov <maxim@codesourcery.com>
6291 Richard Sandiford <rdsandiford@googlemail.com>
6293 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
6294 * config/mips/mips-protos.h (mips_expand_vector_init): New.
6295 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
6297 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
6298 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
6299 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
6301 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
6302 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
6303 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
6304 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
6305 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
6306 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
6307 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
6308 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
6309 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
6310 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
6311 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
6312 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
6313 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
6314 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
6315 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
6316 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
6317 (mips_builtins): Add Loongson builtins.
6318 (mips_loongson_2ef_bdesc): New.
6319 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
6320 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
6321 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
6322 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
6324 (mips_expand_vector_init): New.
6325 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
6326 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
6328 * config/mips/mips.md: Add unspec numbers for Loongson
6329 builtins. Include loongson.md.
6330 (MOVE64): Include Loongson vector modes.
6331 (SPLITF): Include Loongson vector modes.
6332 (HALFMODE): Handle Loongson vector modes.
6333 * config/mips/loongson.md: New.
6334 * config/mips/loongson.h: New.
6335 * config.gcc: Add loongson.h header for mips*-*-* targets.
6336 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
6338 2008-06-14 Joseph Myers <joseph@codesourcery.com>
6340 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
6341 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
6342 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
6343 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
6344 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
6345 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
6346 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
6347 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
6348 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
6349 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
6350 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
6351 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
6352 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
6353 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
6354 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
6355 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
6356 Remove use_fixproto=yes.
6357 (ia64*-*-hpux*): Remove comment about using fixproto.
6358 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
6360 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6362 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
6364 * configure: Regenerate.
6366 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
6369 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
6370 before evaluating it.
6372 2008-06-13 Jakub Jelinek <jakub@redhat.com>
6375 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
6376 nested inline functions.
6377 (start_decl, start_function): Don't invert DECL_EXTERNAL
6378 for nested inline functions.
6380 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6382 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
6383 splits that must be made for correctness.
6385 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6387 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
6388 (AVAIL_NON_MIPS16): Likewise.
6389 (mips_builtin_description): Replace target_flags with a predicate.
6390 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
6391 (dspr2_32): New availability predicates.
6392 (MIPS_BUILTIN): New macro.
6393 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
6394 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
6395 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
6396 Replace the TARGET_FLAGS parameters with AVAIL parameters.
6397 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
6398 (mips_dsp_32only_bdesc): Merge into...
6399 (mips_builtins): ...this new array.
6400 (mips_bdesc_map, mips_bdesc_arrays): Delete.
6401 (mips_init_builtins): Update after above changes.
6402 (mips_expand_builtin_1): Merge into...
6403 (mips_expand_builtin): ...here and update after above changes.
6405 2008-06-12 Paul Brook <paul@codesourcery.com>
6407 * longlong.h (__arm__): Define count_leading_zeros.
6408 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
6409 (clzsi2, clzdi2): New functions.
6410 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
6411 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
6412 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
6413 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
6414 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
6415 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
6416 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
6417 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6418 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
6419 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
6421 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
6423 * config/m68k/m68k.c (m68k_tune_flags): New.
6424 (override_options): Compute m68k_tune_flags.
6425 (MULL_COST, MULW_COST): Update for various variants of CFV2.
6426 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
6428 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6431 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
6433 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6435 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
6436 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
6438 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6440 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
6441 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
6443 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6446 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
6449 2008-06-12 Richard Guenther <rguenther@suse.de>
6451 PR tree-optimization/36345
6452 * tree-flow.h (struct ptr_info_def): Align escape_mask,
6453 add memory_tag_needed flag.
6454 (may_alias_p): Declare.
6455 * tree-ssa-alias.c (may_alias_p): Export.
6456 (set_initial_properties): Use memory_tag_needed flag.
6457 (update_reference_counts): Likewise.
6458 (reset_alias_info): Reset memory_tag_needed flag.
6459 (create_name_tags): Check memory_tag_needed flag.
6460 (dump_points_to_info_for): Dump it.
6461 * tree-ssa-structalias.c (struct variable_info): Remove
6462 directly_dereferenced flag.
6463 (new_var_info): Do not initialize it.
6464 (process_constraint_1): Do not set it.
6465 (update_alias_info): Set is_dereferenced flag.
6466 (set_uids_in_ptset): Use may_alias_p.
6467 (set_used_smts): Check memory_tag_needed flag.
6468 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
6469 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
6470 memory_tag_needed flag.
6471 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
6474 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
6476 * config/i386/i386.c (ix86_compute_frame_layout): Disable
6477 red zone for w64 abi.
6478 (ix86_expand_prologue): Likewise.
6479 (ix86_force_to_memory): Likewise.
6480 (ix86_free_from_memory): Likewise.
6482 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
6485 * config/rs6000/rs6000.c (rs6000_override_options): Set
6486 rs6000_isel conditionally to the absence of comand line override.
6487 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6488 Remove duplicate rs6000_isel setting.
6489 * config/rs6000/eabispe.h: Ditto.
6491 2008-06-11 Richard Guenther <rguenther@suse.de>
6493 * alias.c (get_alias_set): Use the element alias-set for arrays.
6494 (record_component_aliases): For arrays and vectors do nothing.
6495 * c-common.c (strict_aliasing_warning): Handle the cases
6496 of alias set zero explicitly.
6497 * Makefile.in (dfp.o-warn): Add -Wno-error.
6499 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6501 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
6503 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
6504 tune_32 tune_64 to supported_defaults. Allow values not
6505 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
6506 x86_64. Do not override cpu_32 or cpu_64 values from target name.
6507 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
6508 with_cpu_64 to generic for 64-bit-supporting configurations, not
6509 with_cpu. Remove FIXMEs.
6510 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
6511 --with-arch-64, --with-tune-32, --with-tune-64): Document.
6512 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
6513 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
6514 arch_32 and arch_64.
6516 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
6517 Olivier Hainque <hainque@adacore.com>
6519 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
6520 Use DECL_SIZE_UNIT to retrieve the size of the field.
6522 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6524 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
6525 with function calls after declarations. Lay out
6526 neon_float_type_node before further use.
6528 2008-06-11 Richard Guenther <rguenther@suse.de>
6530 * tree-flow.h (may_point_to_global_var): Declare.
6531 * tree-ssa-alias.c (may_point_to_global_var): New function.
6532 * tree-ssa-sink.c (is_hidden_global_store): Use it.
6534 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
6536 * configure.ac: Teach that fido supports .debug_line.
6537 * configure: Regenerate.
6539 2008-06-10 Tom Tromey <tromey@redhat.com>
6541 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
6544 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6546 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
6547 (encode_decimal64, decode_decimal64, encode_decimal128,
6548 decode_decimal128): Reverse order of 32-bit parts of value if host
6549 and target endianness differ.
6551 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
6553 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
6554 Avoid division by 0.
6555 (tree_mod_pow2_value_transform): Likewise.
6556 (tree_ic_transform): Likewise.
6557 (tree_stringops_transform): Likewise.
6558 (tree_mod_subtract_transform): Likewise.
6559 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
6560 (copy_edges_for_bb): Likewise.
6561 (initialize_cfun): Likewise.
6563 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
6565 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
6566 nonmemory_operand. Add "N" operand constraint.
6568 (*jcc_btdi_mask_rex64): New instruction and split pattern.
6569 (*jcc_btsi_mask): Ditto.
6570 (*jcc_btsi_mask_1): Ditto.
6572 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6574 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
6575 TYPE_CANONICAL for copied element type.
6577 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
6580 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
6581 Add m_CORE2 and m_GENERIC.
6582 * config/i386/predicates.md (bt_comparison_operator): New predicate.
6583 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
6585 (*jcc_btdi_rex64): New instruction and split pattern.
6587 (*jcc_btsi_1): Ditto.
6588 (*btsq): Fix Intel asm dialect operand order.
6592 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
6595 * simplify-rtx.c (simplify_subreg): Add check for shift count
6598 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
6600 * doc/md.texi: Synchronize with later constraints.md change.
6601 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
6602 with a C implementation.
6603 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
6605 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
6606 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
6607 when moving to and from MD_REGNUM.
6608 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
6609 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
6610 Handle byte and halfword moves.
6611 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
6613 * config/mips/constraints.md (h): Turn into NO_REGS.
6614 (l, x): Update documentation.
6615 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
6616 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
6617 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
6618 (HILO): New mode iterator.
6620 (any_div): New code iterator.
6621 (u): Extend code attribute to div and udiv.
6622 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
6623 d_operand in the splitters. Remove redundant CONST_INT checks.
6624 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
6625 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
6626 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
6627 accordingly, using normal moves instead of unspecs to move LO into
6628 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
6629 (<u>mulsidi3): Handle expansion in C code.
6630 (<u>mulsidi3_32bit_internal): Rename to...
6631 (<u>mulsidi3_32bit): ...this.
6632 (<u>mulsidi3_32bit_r4000): Fix insn separator.
6633 (*<u>mulsidi3_64bit): Rename to...
6634 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
6635 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
6636 to set LO and HI to the multiplication result. Use a normal move
6637 for MFLO and an unspec for MFHI.
6638 (*<u>mulsidi3_64bit_parts): Replace with...
6639 (<u>mulsidi3_64bit_hilo): ...this new instruction.
6640 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
6641 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
6642 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
6643 instead of HI. Split the instruction into a separate multiplication
6644 and MFHI if !TARGET_FIX_R4000.
6645 (<su>muldi3_highpart): Likewise.
6646 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
6647 and the "=h" clobber.
6648 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
6649 (<u>mulditi3): New expander.
6650 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
6651 (madsi): Remove "=h" clobber.
6652 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
6653 Force the modulus result to be a GPR and split the instruction into
6654 a division followed by an MFHI after reload.
6655 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
6656 (*lea_high64): Use d_operand in the define_peephole2. Likewise
6657 the MIPS16 HIGH define_split.
6658 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
6659 of acc<->gpr moves to "multi".
6660 (*movdi_64bit): Replace the single "x" alternative with
6661 alternatives for moving into and out of "a".
6662 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
6663 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
6664 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
6665 Use d_operand in the splitters. Remove redundant CONST_INT checks.
6666 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
6667 (movti): New expander.
6668 (*movti, *movti_mips16): New insns.
6669 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
6670 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
6671 (mthi<GPR:mode>_<HILO:mode>): Likewise.
6672 * config/mips/predicates.md (fpr_operand): Delete.
6673 (d_operand): New predicate.
6675 2008-06-09 Michael Meissner <michael.meissner@amd.com>
6677 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
6678 failure on some Bourne shells.
6679 (x86_64-*-*): Ditto.
6681 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
6683 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
6685 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
6687 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
6688 (sparc-sun-solaris2*): Likewise.
6690 2008-06-09 Arnaud Charlet <charlet@adacore.com
6692 * doc/install.texi: Update requirements to build the Ada compiler.
6694 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
6696 * df-scan.c (struct df_scan_problem_data): Remove the
6697 mw_link_pool alloc pool.
6698 (df_scan_free_internal): Don't free it.
6699 (df_scan_alloc): Don't allocate it.
6700 * df.h (struct df_link): Update comment.
6702 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
6704 * except.h: Correct checks for when SJLJ exceptions must be used.
6706 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6708 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
6711 2008-06-08 Joseph Myers <joseph@codesourcery.com>
6713 PR tree-optimization/36218
6714 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
6715 configure for the build system.
6716 (BUILD_LDFLAGS): Define.
6717 * configure: Regenerate.
6718 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
6720 2008-07-08 Anatoly Sokolov <aesok@post.ru>
6723 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
6724 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
6725 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
6727 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
6729 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
6731 2008-06-07 Joseph Myers <joseph@codesourcery.com>
6733 * config.gcc (Obsolete configurations): Remove list of
6735 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
6736 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
6737 targets matched by those patterns.
6738 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
6739 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
6740 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
6741 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
6742 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6743 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
6744 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
6745 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
6746 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
6747 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
6748 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
6749 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
6750 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
6751 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
6752 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
6753 Make code for Solaris 7 and greater unconditional for Solaris.
6754 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
6755 Remove --with-* handling.
6756 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
6757 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
6758 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
6759 LINK_OS_WINDISS_SPEC): Remove.
6760 * config/rs6000/sysv4.opt (mwindiss): Remove.
6761 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
6762 * configure: Regenerate.
6763 * doc/cpp.texi: Don't mention BeOS.
6764 * doc/extend.texi (interrupt): Don't mention MS1.
6765 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
6766 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
6767 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
6768 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
6769 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
6771 * doc/invoke.texi (MT Options): Remove.
6772 (-mwindiss): Remove.
6773 (CRIS Options): Remove cris-axis-aout references.
6774 (HPPA Options): Don't mention hppa1.1-*-pro.
6775 * doc/md.texi: (MorphoTech family): Remove.
6776 * libgcc2.c: Don't handle UWIN.
6777 * config/alpha/t-unicosmk: Remove.
6778 * config/alpha/unicosmk.h: Remove.
6779 * config/arm/kaos-arm.h: Remove.
6780 * config/arm/kaos-strongarm.h: Remove.
6781 * config/arm/strongarm-coff.h: Remove.
6782 * config/arm/strongarm-elf.h: Remove.
6783 * config/arm/strongarm-pe.h: Remove.
6784 * config/arm/t-strongarm-pe: Remove.
6785 * config/arm/t-xscale-coff: Remove.
6786 * config/arm/t-xscale-elf: Remove.
6787 * config/arm/xscale-coff.h: Remove.
6788 * config/arm/xscale-elf.h: Remove.
6789 * config/chorus.h: Remove.
6790 * config/cris/aout.h: Remove.
6791 * config/cris/aout.opt: Remove.
6792 * config/cris/t-aout: Remove.
6793 * config/i386/beos-elf.h: Remove.
6794 * config/i386/kaos-i386.h: Remove.
6795 * config/i386/ptx4-i.h: Remove.
6796 * config/i386/sco5.h: Remove.
6797 * config/i386/sco5.opt: Remove.
6798 * config/i386/sysv4-cpp.h: Remove.
6799 * config/i386/sysv5.h: Remove.
6800 * config/i386/t-beos: Remove.
6801 * config/i386/t-sco5: Remove.
6802 * config/i386/t-uwin: Remove.
6803 * config/i386/uwin.asm: Remove.
6804 * config/i386/uwin.h: Remove.
6805 * config/kaos.h: Remove.
6806 * config/mips/windiss.h: Remove.
6807 * config/mt: Remove directory.
6808 * config/pa/pa-osf.h: Remove.
6809 * config/pa/pa-pro-end.h: Remove.
6810 * config/pa/t-pro: Remove.
6811 * config/ptx4.h: Remove.
6812 * config/rs6000/beos.h: Remove.
6813 * config/rs6000/kaos-ppc.h: Remove.
6814 * config/rs6000/t-beos: Remove.
6815 * config/rs6000/windiss.h: Remove.
6816 * config/sh/kaos-sh.h: Remove.
6817 * config/sol2-6.h: Remove.
6818 * config/sparc/sol26-sld.h: Remove.
6819 * config/sparc/sysv4-only.h: Remove.
6820 * config/vax/bsd.h: Remove.
6821 * config/vax/t-memfuncs: Remove.
6822 * config/vax/ultrix.h: Remove.
6823 * config/vax/vaxv.h: Remove.
6824 * config/windiss.h: Remove.
6826 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
6828 PR rtl-optimization/36438
6829 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
6830 for vector shifts with constant scalar shift operands.
6832 2008-06-06 Sandip Matte <sandip@rmicorp.com>
6834 * doc/invoke.texi: Document -march=xlr.
6835 * config/mips/xlr.md: New file.
6836 * config/mips/mips.md: Include it.
6838 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
6839 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
6840 (mips_rtx_cost_data): Likewise.
6842 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
6844 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
6845 PRE_INC and PRE_DEC cases.
6847 2008-06-06 Jakub Jelinek <jakub@redhat.com>
6849 PR rtl-optimization/36419
6850 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
6851 the emitting jump insn.
6854 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
6855 is not bool, boolify the whole *expr_p and convert to the desired type.
6857 2008-06-06 Jakub Jelinek <jakub@redhat.com>
6859 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
6860 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
6861 Add omp_private_outer_ref hook, add another argument to
6862 omp_clause_default_ctor hook.
6863 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
6864 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
6865 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
6866 hook_tree_tree_tree_tree_null.
6867 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
6868 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
6869 * hooks.c (hook_tree_tree_tree_tree_null): New function.
6870 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
6871 * tree.def (OMP_TASK): New tree code.
6872 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
6873 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
6874 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
6875 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
6876 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
6877 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
6878 OMP_CLAUSE_COLLAPSE_EXPR): Define.
6879 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
6880 (OMP_DIRECTIVE_P): Add OMP_TASK.
6881 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
6882 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
6883 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
6884 and OMP_CLAUSE_UNTIED entries.
6885 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
6887 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
6888 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
6889 * tree-pretty-print.c (dump_omp_clause): Handle
6890 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
6891 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
6892 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
6893 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
6894 warning about unsigned iterators. Change decl/init/cond/incr
6895 arguments to TREE_VECs, check arguments for all collapsed loops.
6896 (c_finish_omp_taskwait): New function.
6897 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
6899 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
6900 default_function_array_conversion on init. Add par_clauses argument.
6901 If decl is present in parallel's lastprivate clause, change it to
6902 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
6903 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
6904 collapse count in clauses.
6905 (c_parser_omp_for, c_parser_omp_parallel): Adjust
6906 c_parser_omp_for_loop callers.
6907 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
6908 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
6909 (c_parser_omp_clause_name): Handle collapse and untied clauses.
6910 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
6912 (c_parser_omp_clause_schedule): Handle schedule(auto).
6913 Include correct location in the error message.
6914 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
6915 and PRAGMA_OMP_CLAUSE_UNTIED.
6916 (OMP_TASK_CLAUSE_MASK): Define.
6917 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
6918 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
6919 * tree-nested.c (convert_nonlocal_omp_clauses,
6920 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
6921 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
6922 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
6923 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
6925 (conver_nonlocal_reference, convert_local_reference,
6926 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
6927 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
6928 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
6929 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
6930 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
6931 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
6932 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
6933 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
6934 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
6936 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
6937 * c-common.h (c_finish_omp_taskwait): New prototype.
6938 * gimple-low.c (lower_stmt): Handle OMP_TASK.
6939 * tree-parloops.c (create_parallel_loop): Create 1 entry
6940 vectors for OMP_FOR_{INIT,COND,INCR}.
6941 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
6942 (make_edges): Handle OMP_TASK.
6943 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
6944 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
6945 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
6946 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
6947 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
6948 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
6949 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
6950 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
6951 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
6952 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
6953 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
6954 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
6955 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
6956 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
6957 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
6958 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
6959 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
6960 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
6961 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
6962 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
6963 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
6964 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
6965 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
6966 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
6967 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
6968 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
6969 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
6970 original iterator is present in lastprivate clause or if
6971 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
6972 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
6973 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
6974 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
6975 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
6976 if it is set, lookup var in outer contexts too. Handle
6977 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
6978 to be implicitly determined firstprivate for task regions.
6979 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
6980 if it is set, lookup var in outer contexts too. Set
6981 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
6982 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
6983 OMP_CLAUSE_UNTIED. Take region_type as last argument
6984 instead of in_parallel and in_combined_parallel.
6985 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
6987 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
6988 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
6989 (new_omp_context): Set default_kind to
6990 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
6991 (omp_region_type): New enum.
6992 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
6993 fields, add region_type.
6994 (new_omp_context): Take region_type as argument instead of is_parallel
6995 and is_combined_parallel.
6996 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
6997 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
6998 ctx->is_combined_parallel checks.
6999 (gimplify_omp_task): New function.
7000 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
7002 * omp-low.c (extract_omp_for_data): Use schedule(static)
7003 for schedule(auto). Handle pointer and unsigned iterators.
7004 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
7005 Add loops argument. Extract data for collapsed OMP_FOR loops.
7006 (expand_parallel_call): Assert sched_kind isn't auto,
7007 map runtime schedule to index 3.
7008 (struct omp_for_data_loop): New type.
7009 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
7010 Add loop, loops, collapse and iter_type fields.
7011 (workshare_safe_to_combine_p): Disallow combined for if
7012 iter_type is unsigned long long. Don't combine collapse > 1 loops
7013 unless all bounds and steps are constant. Adjust extract_omp_for_data
7015 (expand_omp_for_generic): Handle pointer, unsigned and long long
7016 iterators. Handle collapsed OMP_FOR loops. Adjust
7017 for struct omp_for_data changes. If libgomp function doesn't return
7018 boolean_type_node, add comparison of the return value with 0.
7019 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
7020 pointer, unsigned and long long iterators. Adjust for struct
7021 omp_for_data changes.
7022 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
7023 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
7024 unsigned long long. Allocate loops array, pass it to
7025 extract_omp_for_data. For collapse > 1 loops use always
7026 expand_omp_for_generic.
7027 (omp_context): Add sfield_map and srecord_type fields.
7028 (is_task_ctx, lookup_sfield): New functions.
7029 (use_pointer_for_field): Use is_task_ctx helper. Change first
7030 argument's type from const_tree to tree. Clarify comment.
7031 In OMP_TASK disallow copy-in/out sharing.
7032 (build_sender_ref): Call lookup_sfield instead of lookup_field.
7033 (install_var_field): Add mask argument. Populate both record_type
7034 and srecord_type if needed.
7035 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
7037 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
7038 and DECL_FIELD_OFFSET.
7039 (scan_sharing_clauses): Adjust install_var_field callers. For
7040 firstprivate clauses on explicit tasks allocate the var by value in
7041 record_type unconditionally, rather than by reference.
7042 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
7043 Use is_taskreg_ctx instead of is_parallel_ctx.
7044 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7045 (create_omp_child_function_name): Add task_copy argument, use
7046 *_omp_cpyfn* names if it is true.
7047 (create_omp_child_function): Add task_copy argument, if true create
7048 *_omp_cpyfn* helper function.
7049 (scan_omp_parallel): Adjust create_omp_child_function callers.
7050 Rename parallel_nesting_level to taskreg_nesting_level.
7051 (scan_omp_task): New function.
7052 (lower_rec_input_clauses): Don't run constructors for firstprivate
7053 explicit task vars which are initialized by *_omp_cpyfn*.
7054 Pass outer var ref to omp_clause_default_ctor hook if
7055 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
7056 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
7057 OMP_CLAUSE_REDUCTION_INIT.
7058 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
7059 avoid duplicate setting of fields. Handle
7060 OMP_CLAUSE_PRIVATE_OUTER_REF.
7061 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
7062 copy-out if TREE_READONLY, only copy-in.
7063 (expand_task_copyfn): New function.
7064 (expand_task_call): New function.
7065 (struct omp_taskcopy_context): New type.
7066 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
7068 (lower_omp_parallel): Rename to...
7069 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7070 Call create_task_copyfn if srecord_type is needed. Adjust
7072 (task_shared_vars): New variable.
7073 (check_omp_nesting_restrictions): Warn if work-sharing,
7074 barrier, master or ordered region is closely nested inside OMP_TASK.
7075 Add warnings for barrier if closely nested inside of work-sharing,
7076 ordered, or master region.
7077 (scan_omp_1): Call check_omp_nesting_restrictions even for
7078 GOMP_barrier calls. Rename parallel_nesting_level to
7079 taskreg_nesting_level. Handle OMP_TASK.
7080 (lower_lastprivate_clauses): Even if some lastprivate is found on a
7081 work-sharing construct, continue looking for them on parent parallel
7083 (lower_omp_for_lastprivate): Add lastprivate clauses
7084 to the beginning of dlist rather than end. Adjust for struct
7085 omp_for_data changes.
7086 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
7087 not after it. Handle collapsed OMP_FOR loops, adjust for
7088 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
7089 (get_ws_args_for): Adjust extract_omp_for_data caller.
7090 (scan_omp_for): Handle collapsed OMP_FOR
7091 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7092 (lower_omp_single_simple): If libgomp function doesn't return
7093 boolean_type_node, add comparison of the return value with 0.
7094 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
7095 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
7096 (parallel_nesting_level): Rename to...
7097 (taskreg_nesting_level): ... this.
7098 (is_taskreg_ctx): New function.
7099 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
7101 (execute_lower_omp): Rename parallel_nesting_level to
7102 taskreg_nesting_level.
7103 (expand_omp_parallel): Rename to...
7104 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7105 Call omp_task_call for OMP_TASK regions.
7106 (expand_omp): Adjust caller, handle OMP_TASK.
7107 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
7109 * bitmap.c (bitmap_default_obstack_depth): New variable.
7110 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
7111 if argument is NULL and bitmap_default_obstack is already initialized.
7112 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
7114 * matrix-reorg.c (matrix_reorg): Likewise.
7116 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
7118 * config/i386/i386.md (*indirect_jump): Macroize using P
7119 mode iterator. Remove !TARGET_64BIT from insn constraints.
7120 (*tablejump_1): Ditto.
7121 (*indirect_jump_rex64): Remove insn pattern.
7122 (*tablejump_1_rex64): Ditto.
7123 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
7124 and eh_return_si insn patterns.
7126 2008-06-06 Richard Guenther <rguenther@suse.de>
7128 * tree-ssa-structalias.c (merge_smts_into): Remove.
7129 (find_what_p_points_to): Do not bother to compute the
7130 points-to set for pt_anything pointers.
7131 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
7132 for pt_anything pointers is ok.
7134 2008-06-06 Jan Hubicka <jh@suse.cz>
7136 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
7138 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7140 * cgraph.c: Fix typos in comments.
7141 (cgraph_availability_names): Fix string typo.
7142 * fold-const.c: Fix typos in comments.
7143 (fold_binary): Fix typo in warning.
7144 * genautomata.c: Fix typos in comments.
7145 (check_presence_pattern_sets): Fix typo in local variable.
7146 (output_description): Fix typo in output.
7147 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
7148 * hwint.h: Likewise.
7149 * matrix-reorg.c (check_allocation_function): Likewise.
7150 * omega.c (smooth_weird_equations): Likewise.
7151 * auto-inc-dec.c: Fix typos in comments.
7152 * bb-reorder.c: Likewise.
7153 * builtins.c: Likewise.
7154 * c-common.c: Likewise.
7155 * c-cppbuiltin.c: Likewise.
7156 * c-parser.c: Likewise.
7157 * c-pretty-print.c: Likewise.
7158 * cfgcleanup.c: Likewise.
7159 * cfgexpand.c: Likewise.
7160 * cfghooks.c: Likewise.
7161 * cfglayout.c: Likewise.
7162 * cfgloopmanip.c: Likewise.
7163 * cgraphunit.c: Likewise.
7164 * coverage.c: Likewise.
7165 * dbxout.c: Likewise.
7166 * df-byte-scan.c: Likewise.
7167 * df-core.c: Likewise.
7168 * df-problems.c: Likewise.
7169 * df-scan.c: Likewise.
7171 * dominance.c: Likewise.
7172 * domwalk.c: Likewise.
7174 * dwarf2out.c: Likewise.
7175 * emit-rtl.c: Likewise.
7176 * et-forest.c: Likewise.
7177 * function.c: Likewise.
7178 * function.h: Likewise.
7180 * gcov-io.c: Likewise.
7183 * genattrtab.c: Likewise.
7184 * ggc-page.c: Likewise.
7185 * gimplify.c: Likewise.
7186 * gthr-lynx.h: Likewise.
7187 * haifa-sched.c: Likewise.
7188 * ipa-cp.c: Likewise.
7189 * ipa-inline.c: Likewise.
7190 * ipa-prop.h: Likewise.
7191 * ipa-pure-const.c: Likewise.
7192 * ipa-struct-reorg.c: Likewise.
7193 * ipa-struct-reorg.h: Likewise.
7194 * ipa-type-escape.c: Likewise.
7196 * loop-doloop.c: Likewise.
7197 * mips-tfile.c: Likewise.
7198 * mkmap-flat.awk: Likewise.
7199 * mkmap-symver.awk: Likewise.
7200 * modulo-sched.c: Likewise.
7201 * omp-low.c: Likewise.
7202 * optabs.c: Likewise.
7203 * optabs.h: Likewise.
7205 * passes.c: Likewise.
7206 * postreload-gcse.c: Likewise.
7207 * postreload.c: Likewise.
7208 * predict.c: Likewise.
7209 * pretty-print.h: Likewise.
7210 * profile.c: Likewise.
7211 * protoize.c: Likewise.
7212 * ra-conflict.c: Likewise.
7214 * recog.c: Likewise.
7215 * regclass.c: Likewise.
7217 * reload.c: Likewise.
7218 * rtl-error.c: Likewise.
7219 * rtlanal.c: Likewise.
7221 * sched-rgn.c: Likewise.
7224 * target.h: Likewise.
7225 * tree-dfa.c: Likewise.
7226 * tree-eh.c: Likewise.
7227 * tree-flow-inline.h: Likewise.
7228 * tree-inline.c: Likewise.
7229 * tree-into-ssa.c: Likewise.
7230 * tree-loop-distribution.c: Likewise.
7231 * tree-nested.c: Likewise.
7232 * tree-parloops.c: Likewise.
7233 * tree-pass.h: Likewise.
7234 * tree-pretty-print.c: Likewise.
7235 * tree-profile.c: Likewise.
7236 * tree-scalar-evolution.c: Likewise.
7237 * tree-sra.c: Likewise.
7238 * tree-ssa-alias-warnings.c: Likewise.
7239 * tree-ssa-ccp.c: Likewise.
7240 * tree-ssa-coalesce.c: Likewise.
7241 * tree-ssa-dom.c: Likewise.
7242 * tree-ssa-dse.c: Likewise.
7243 * tree-ssa-forwprop.c: Likewise.
7244 * tree-ssa-live.c: Likewise.
7245 * tree-ssa-live.h: Likewise.
7246 * tree-ssa-loop-im.c: Likewise.
7247 * tree-ssa-loop-ivopts.c: Likewise.
7248 * tree-ssa-loop-niter.c: Likewise.
7249 * tree-ssa-loop-prefetch.c: Likewise.
7250 * tree-ssa-phiopt.c: Likewise.
7251 * tree-ssa-phiprop.c: Likewise.
7252 * tree-ssa-sccvn.c: Likewise.
7253 * tree-ssa-ter.c: Likewise.
7254 * tree-ssa-threadupdate.c: Likewise.
7255 * tree-ssa.c: Likewise.
7256 * tree-vect-analyze.c: Likewise.
7257 * tree-vect-transform.c: Likewise.
7258 * tree-vectorizer.c: Likewise.
7259 * tree-vn.c: Likewise.
7260 * tree-vrp.c: Likewise.
7262 * tree.def: Likewise.
7264 * unwind-dw2-fde.c: Likewise.
7265 * unwind.inc: Likewise.
7266 * value-prof.c: Likewise.
7267 * vmsdbgout.c: Likewise.
7269 2008-06-05 David Edelsohn <edelsohn@gnu.org>
7271 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
7272 always place FP constants in the TOC for TARGET_POWERPC64.
7273 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
7275 2008-06-05 Joseph Myers <joseph@codesourcery.com>
7277 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
7278 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
7279 enable for TARGET_E500_DOUBLE.
7280 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
7281 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
7282 floating-point modes like integer modes for E500 double.
7283 (rs6000_legitimate_offset_address_p): Likewise.
7284 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
7285 addressing for DDmode for E500 double.
7286 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
7287 modes as using 64-bits of registers for E500 double.
7288 (spe_build_register_parallel): Do not handle DDmode or TDmode.
7289 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
7290 specially for E500 double.
7291 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
7292 TDmode for E500 double.
7293 (rs6000_gimplify_va_arg): Only handle SDmode in registers
7294 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
7295 (rs6000_split_multireg_move): Do not handle TDmode specially for
7297 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
7298 using 64-bit registers for E500 double.
7299 (emit_frame_save): Do not handle DDmode specially for E500 double.
7300 (gen_frame_mem_offset): Likewise.
7301 (rs6000_function_value): Do not call spe_build_register_parallel
7302 for DDmode or TDmode.
7303 (rs6000_libcall_value): Likewise.
7304 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
7305 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
7308 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
7310 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
7313 2008-06-04 Junjie Gu <jgu@tensilica.com>
7315 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
7316 comparison for frame pointers.
7318 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7321 * config/avr/avr.h (PUSH_ROUNDING): Remove.
7323 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7326 * builtins.c (expand_builtin_signbit): Don't take lowpart when
7327 register is already smaller or equal to required mode.
7329 2008-06-04 Xinliang David Li <davidxl@google.com>
7331 * tree-call-cdce.c: New file.
7332 (cond_dead_built_in_calls): New static variable.
7333 (input_domain): New struct.
7334 (check_pow): New function.
7335 (check_builtin_call): Ditto.
7336 (check_target_format): Ditto.
7337 (is_call_dce_candidate): Ditto.
7338 (gen_one_condition): Ditto.
7339 (gen_conditions_for_domain): Ditto.
7340 (get_domain): Ditto.
7341 (gen_conditions_for_pow_cst_base): Ditto.
7342 (gen_conditions_for_pow_int_base): Ditto.
7343 (gen_conditions_for_pow): Ditto.
7344 (get_no_error_domain): Ditto.
7345 (gen_shrink_wrap_conditions): Ditto.
7346 (shrink_wrap_one_built_in_call): Ditto.
7347 (shink_wrap_conditional_dead_built_in_calls): Ditto.
7348 (tree_call_cdce): Ditto.
7349 (gate_call_cdce): Ditto.
7350 (pass_call_cdce): New gimple pass.
7351 * passes.c: (init_optimization_passes): New pass.
7352 * tree-pass.h: New pass declaration.
7353 * opts.c (decode_options): New flag setting.
7354 * common.opt: Add -ftree-builtin-call-dce flag.
7355 * Makefile.in: Add new source file.
7356 * tempvar.def: New tv_id.
7357 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
7359 2008-06-04 Richard Guenther <rguenther@suse.de>
7361 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
7362 (is_call_clobbered): Always check var_ann->call_clobbered.
7363 (mark_call_clobbered): Always set var_ann->call_clobbered.
7364 (clear_call_clobbered): Always clear var_ann->call_clobbered.
7365 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
7366 (reset_alias_info): Clear call clobbering info on MTAGs and
7368 (set_pt_anything): Set pt_global_mem.
7369 (create_tag_raw): Adjust comment.
7370 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
7372 2008-06-04 Joseph Myers <joseph@codesourcery.com>
7373 Maxim Kuvyrkov <maxim@codesourcery.com>
7375 * config/m68k/m68k.opt (mxgot): New option.
7376 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
7377 (m68k_output_addr_const_extra): New.
7378 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
7379 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
7380 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
7381 * doc/invoke.texi (M680x0 Options): Document -mxgot.
7383 2008-06-04 Richard Guenther <rguenther@suse.de>
7385 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
7386 negative or non-representable offsets.
7388 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
7390 * config/i386/i386.c (ix86_gen_leave): New.
7391 (ix86_gen_pop1): Likewise.
7392 (ix86_gen_add3): Likewise.
7393 (ix86_gen_sub3): Likewise.
7394 (ix86_gen_sub3_carry): Likewise.
7395 (ix86_gen_one_cmpl2): Likewise.
7396 (ix86_gen_monitor): Likewise.
7397 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
7398 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
7399 ix86_gen_one_cmpl2 and ix86_gen_monitor.
7400 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
7401 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
7402 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
7403 (ix86_expand_epilogue): Updated.
7404 (print_operand): Handle integer register operand for 'z'.
7405 (ix86_expand_strlensi_unroll_1): Likewise.
7406 (ix86_expand_strlen): Likewise.
7407 (ix86_expand_builtin): Likewise.
7408 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
7409 mov{q}/mov{l} and add{q}/add{l}.
7411 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7413 * config/i386/i386.md (P): New mode iterator.
7414 (SFmode push_operand splitter): Macroize DImode and SImode pushes
7415 using P mode iterator.
7416 (DFmode push_operand splitter): Ditto.
7417 (XFmode push_operand splitter): Ditto.
7418 (DFmode float_extend SFmode push_operand splitter): Ditto.
7419 (XFmode float_extend SFmode push_operand splitter): Do not generate
7420 SImode pushes for 64bit target. Macroize Dimode and SImode
7421 pushes using P mode iterator.
7422 (XFmode float_extend DFmode push_operand splitter): Ditto.
7424 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7426 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
7427 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
7428 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
7430 (ix86_call_abi_override): Remove check for call_used_regs.
7432 2008-06-03 Richard Guenther <rguenther@suse.de>
7434 * tree-ssa-structalias.c (find_func_aliases): Add constraints
7435 for the lhs of calls if the return type contains pointers.
7437 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7439 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
7440 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
7441 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
7442 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
7443 of cfun and DEFAULT_ABI to deceide abi mode.
7445 (REG_PARM_STACK_SPACE): Removed.
7446 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
7447 (STACK_BOUNDARY): Use default target to deceide stack boundary.
7448 * config/i386/i386-protos.h (ix86_cfun_abi): New.
7449 (ix86_function_abi): Likewise.
7450 (ix86_function_type_abi): Likewise.
7451 (ix86_call_abi_override): Likewise.
7452 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
7453 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
7454 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
7455 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
7457 (X86_64_REGPARM_MAX): New.
7458 (X86_64_SSE_REGPARM_MAX): New.
7459 (X64_REGPARM_MAX): New.
7460 (X64_SSE_REGPARM_MAX): New.
7461 (X86_32_REGPARM_MAX): New.
7462 (X86_32_SSE_REGPARM_MAX): New.
7463 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
7464 (ix86_function_regparm): Handle user calling abi.
7465 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
7466 by DEFAULT_ABI versus SYSV_ABI check.
7467 (ix86_reg_parm_stack_space): New.
7468 (ix86_function_type_abi): New.
7469 (ix86_call_abi_override): New.
7470 (ix86_function_abi): New.
7471 (ix86_cfun_abi): New.
7472 (init_cumulative_args): Call abi specific initialization.
7473 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
7474 (function_arg_64): Extend SSE_REGPARM_MAX check.
7475 (function_arg (): Remove TARGET_64BIT_MS_ABI.
7476 (ix86_pass_by_reference): Likewise.
7477 (ix86_function_value_regno_p): Likewise.
7478 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
7479 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
7480 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
7481 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
7482 (setup_incoming_varargs_64): Adjust regparm for call abi.
7483 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
7484 (ix86_va_start): Likewise.
7485 (ix86_gimplify_va_arg): Likewise.
7486 (ix86_expand_prologue): Likewise.
7487 (output_pic_addr_const): Likewise.
7488 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
7489 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
7490 (x86_output_mi_thunk): Likewise.
7491 (x86_function_profiler): Likewise.
7492 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
7493 (SYSV_ABI, MS_ABI): New constants.
7495 (init_regs): Add prototype of function in regclass.c file.
7496 (OVERRIDE_ABI_FORMAT): New.
7497 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
7498 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
7499 (OUTGOING_REG_PARM_STACK_SPACE): New.
7500 (ix86_reg_parm_stack_space): New prototype.
7501 (CUMULATIVE_ARGS): Add call_abi member.
7502 (machine_function): Add call_abi member.
7503 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
7504 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
7506 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
7509 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
7510 (avr_builtin_setjmp_frame_value): New function.
7511 * config/avr/avr.md (nonlocal_goto_receiver): Define.
7512 (nonlocal_goto): Define.
7514 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
7516 * config/mips/mips.c (mips_emit_loadgp): Return early if
7517 there is nothing do to, otherwise emit a blockage if
7518 !TARGET_EXPLICIT_RELOCS || crtl->profile.
7519 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
7521 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7523 * configure.ac: Drop unneeded backslash ending up in config.in.
7524 * acinclude.m4: Likewise.
7525 * config.in: Regenerate.
7527 2008-05-26 Jan Hubicka <jh@suse.cz>
7529 * predict.c (maybe_hot_frequency_p): Break out of...
7530 (maybe_hot_bb_p): ... here.
7531 (maybe_hot_edge_p): New.
7532 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
7533 * basic-block.h (maybe_hot_edge_p): Declare.
7535 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7537 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
7538 (*cmpfp_<mode>_cc): Ditto.
7539 (*fp_jcc_8<mode>_387): Ditto.
7540 (*fop_<MODEF:mode>_2_i387): Ditto.
7541 (*fop_<MODEF:mode>_3_i387): Ditto.
7542 (*fop_xf_2_i387): Ditto.
7543 (*fop_xf_3_i387): Ditto.
7545 2008-06-02 Tomas Bily <tbily@suse.cz>
7547 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
7549 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7551 * config/mips/mips.c (mips_valid_offset_p): New function.
7552 (mips_valid_lo_sum_p): Likewise.
7553 (mips_classify_address): Use them.
7554 (mips_force_address): New function.
7555 (mips_legitimize_address): Use it.
7556 * config/mips/mips.md (MOVE128): New mode iterator.
7557 (movtf): Require TARGET_64BIT. Remove empty strings.
7558 (*movtf_internal): Rename to...
7559 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
7560 of "R" and use {,fp}{load,store} attributes instead of "multi".
7561 Use a separate define_split.
7562 (*movtf_mips16): New pattern.
7564 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7566 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
7567 * config/mips/mips.c (mips_expand_before_return): New function.
7568 (mips_expand_epilogue): Call it.
7569 * config/mips/mips.md (return): Turn into a define_expand.
7570 (*return): New insn.
7572 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7574 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
7575 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
7576 functions. Do not emit uses and clobbers of CONCATs; individually
7577 use and clobber their operands.
7578 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
7579 gen_clobber, emit_use and gen_use.
7580 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
7581 (expand_builtin_return): Likewise.
7582 * cfgbuild.c (count_basic_blocks): Likewise.
7583 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
7584 * explow.c (emit_stack_restore): Likewise.
7585 * expmed.c (extract_bit_field_1): Likewise.
7586 * expr.c (convert_move, emit_move_complex_parts): Likewise.
7587 (emit_move_multi_word, store_constructor): Likewise.
7588 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
7589 (thread_prologue_and_epilogue_insns): Likewise.
7590 * lower-subreg.c (resolve_simple_move): Likewise.
7591 * optabs.c (widen_operand, expand_binop): Likewise.
7592 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
7593 * reload.c (find_reloads): Likewise.
7594 * reload1.c (eliminate_regs_in_insn): Likewise.
7595 * stmt.c (expand_nl_goto_receiver): Likewise.
7596 * config/alpha/alpha.md (builtin_longjmp): Likewise.
7597 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
7598 * config/arm/arm.c (arm_load_pic_register): Likewise.
7599 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
7600 * config/arm/arm.md (untyped_return): Likewise.
7601 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
7602 * config/avr/avr.c (expand_prologue): Likewise.
7603 * config/bfin/bfin.c (do_unlink): Likewise.
7604 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
7605 * config/cris/cris.c (cris_expand_prologue): Likewise.
7606 * config/darwin.c (machopic_indirect_data_reference): Likewise.
7607 (machopic_legitimize_pic_address): Likewise.
7608 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
7609 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
7610 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
7611 (ix86_expand_convert_uns_didf_sse): Likewise.
7612 (ix86_expand_vector_init_general): Likewise.
7613 * config/ia64/ia64.md (eh_epilogue): Likewise.
7614 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
7615 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
7616 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
7617 (config/iq2000/iq2000.c): Likewise.
7618 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7619 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
7620 (builtin_longjmp): Likewise.
7621 * config/mn10300/mn10300.md (call, call_value): Likewise.
7622 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
7623 * config/pdp11/pdp11.md (abshi2): Likewise.
7624 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7625 * config/s390/s390.c (s390_emit_prologue): Likewise.
7626 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
7627 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
7628 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
7629 * config/sh/sh.c (prepare_move_operands): Likewise.
7630 (output_stack_adjust, sh_expand_epilogue): Likewise.
7631 (sh_set_return_address, sh_expand_t_scc): Likewise.
7632 * config/sparc/sparc.c (load_pic_register): Likewise.
7633 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
7634 * config/spu/spu.c (spu_expand_epilogue): Likewise.
7635 * config/v850/v850.c (expand_epilogue): Likewise.
7637 2008-05-31 Anatoly Sokolov <aesok@post.ru>
7639 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
7640 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
7641 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
7642 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
7643 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
7644 stack pointer register.
7645 (output_movhi): Remove code for interrupt specific writing to the
7646 stack pointer register.
7648 2008-05-31 Richard Guenther <rguenther@suse.de>
7650 PR tree-optimization/34244
7651 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
7652 (tree_expr_nonzero_warnv_p): Likewise.
7653 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7654 ssa_name_nonnegative_p.
7655 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
7656 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
7657 not tree_expr_nonzero_warnv_p.
7659 PR tree-optimization/36262
7661 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
7663 PR tree-optimization/34244
7664 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
7665 (record_numbers_of_iterations): New function.
7666 (execute_vrp): Cache the numbers of iterations of loops.
7667 * tree-scalar-evolution.c (scev_reset_except_niters):
7669 (scev_reset): Use scev_reset_except_niters.
7670 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
7672 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
7674 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7675 __WORKAROUND_RETS when appropriate.
7677 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7679 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
7680 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
7682 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
7683 *fop_df_comm_sse insn patterns using MODEF mode iterator.
7684 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
7685 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
7686 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
7687 *fop_df_1_mixed insn patterns using MODEF mode iterator.
7688 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
7689 *fop_df_1_sse insn patterns using MODEF mode iterator.
7690 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
7691 *fop_df_1_i387 insn patterns using MODEF mode iterator.
7692 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
7693 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
7694 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
7695 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
7696 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
7697 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
7698 (*fop_xf_4_i387): Use <MODE> for mode attribute.
7699 (*fop_xf_5_i387): Ditto.
7700 (*fop_xf_6_i387): Ditto.
7702 2008-05-30 Richard Guenther <rguenther@suse.de>
7704 * builtins.c (build_string_literal): Avoid generating
7705 a non-gimple_val result.
7707 2008-05-30 DJ Delorie <dj@redhat.com>
7709 * exec-tool.in: Use an environment variable (private) instead of a
7710 file (shared) as a semaphore, so as to not break parallel builds.
7712 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
7714 * optabs.c (maybe_encapsulate_block): Remove.
7715 (emit_libcall_block): Adjust accordingly.
7716 * optabs.h (maybe_encapsulate_block): Remove prototype.
7718 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
7719 Don't use maybe_encapsulate_block.
7721 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
7723 * config/rs6000/rs6000.c (rs6000_legitimize_address,
7724 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
7725 rtx is a SYMBOL_REF before calling get_pool_constant.
7727 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
7729 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
7731 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
7733 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
7734 rather than OS names to choose INO_T_EQ definition.
7735 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
7736 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
7738 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
7741 * config/darwin-f.c: New.
7742 * config/t-darwin: Added rule to build darwin-f.o.
7743 * config.gcc: Defined new variable, fortran_target_objs.
7744 (*-*-darwin*): Set fortran_target_objs.
7745 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
7746 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
7747 * configure: Regenerated.
7749 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
7752 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
7753 canonical type if needed.
7755 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
7757 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
7759 2008-05-29 Richard Guenther <rguenther@suse.de>
7761 PR tree-optimization/36343
7762 PR tree-optimization/36346
7763 PR tree-optimization/36347
7764 * tree-flow.h (clobber_what_p_points_to): Declare.
7765 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
7766 pointed-to variable is dereferenced is irrelevant to whether
7767 the pointer can access the pointed-to variable.
7768 (clobber_what_p_points_to): New function.
7769 * tree-ssa-alias.c (set_initial_properties): Use it.
7770 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
7771 call clobber check for NMTs.
7773 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7775 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
7776 for printing gcov_type.
7778 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7780 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
7781 and the eh region information.
7782 * value-prof.c (gimple_move_stmt_histograms): New function.
7783 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
7785 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
7787 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
7789 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7791 * value-prof.c (tree_ic_transform): Print counts.
7792 * tree-profile.c (tree_gen_ic_func_profiler):
7793 Clear __gcov_indreict_call_callee variable to avoid misattribution
7796 2008-05-28 Rafael Espindola <espindola@google.com>
7798 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
7801 2008-05-28 Richard Guenther <rguenther@suse.de>
7803 PR tree-optimization/36339
7804 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
7805 and clobbering code out of the loop.
7807 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
7809 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
7812 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
7813 s390_contiguous_bitmask_p, s390_symref_operand_p,
7814 s390_check_symref_alignment, s390_reload_larl_operand,
7815 s390_reload_symref_address): New functions.
7816 (s390_branch_condition_mnemonic): Support compare and branch
7818 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
7819 and 'W' constraints.
7820 (s390_secondary_reload): Add secondary reloads for unaligned
7821 symbol refs or symbol refs to floating point or QI/TI mode
7823 (legitimate_address_p): Accept symbol references as addresses.
7824 (s390_expand_insv): Use rotate and insert selected bits
7825 instruction for insv when building for z10.
7826 (print_operand_address): Handle symbol ref addresses.
7827 (print_operand): Output modifier 'c' added for signed byte values.
7828 (s390_encode_section_info): Mark symbol refs with
7829 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
7831 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
7832 (length attribute): RRF, RRR have 4 byte length.
7833 (FPALL, INTALL): New mode iterators added.
7834 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
7835 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
7836 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
7837 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
7838 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
7839 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
7840 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
7841 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
7843 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
7844 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
7845 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
7846 reload<INTALL:mode><P:mode>_toreg_z10,
7847 reload<FPALL:mode><P:mode>_tomem_z10,
7848 reload<FPALL:mode><P:mode>_toreg_z10,
7849 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
7850 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
7851 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
7852 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
7854 (movmem, clrmem, cmpmem): New splitters added.
7856 * config/s390/predicates.md (larl_operand): Use
7857 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
7858 SYMBOL_REF_ALIGN1_P.
7859 (s390_signed_integer_comparison,
7860 s390_unsigned_integer_comparison): New predicates.
7862 * config/s390/s390-protos.h (s390_check_symref_alignment,
7863 s390_contiguous_bitmask_p, s390_reload_larl_operand,
7864 s390_reload_symref_address,
7865 s390_compare_and_branch_condition_mask): Prototypes added.
7867 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
7868 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
7869 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
7871 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
7873 * config/s390/s390.c (z10_cost): New cost function for z10.
7874 (s390_handle_arch_option, override_options): Support -march=z10 switch.
7875 (s390_issue_rate): Adjust issue rate for z10.
7876 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
7877 (processor_flags): Add PF_Z10.
7878 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
7879 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
7880 * gcc/config.gcc: Add z10.
7882 2008-05-28 Richard Guenther <rguenther@suse.de>
7884 PR tree-optimization/36291
7885 * tree-flow. h (struct gimple_df): Remove var_anns member.
7886 * tree-flow-inline.h (gimple_var_anns): Remove.
7887 (var_ann): Simplify.
7888 * tree-dfa.c (create_var_ann): Simplify.
7889 (remove_referenced_var): Clear alias info from var_anns of globals.
7890 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
7891 (delete_tree_ssa): Clear alias info from var_anns of globals.
7892 Do not free var_anns.
7893 (var_ann_eq): Remove.
7894 (var_ann_hash): Likewise.
7896 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
7898 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
7899 and loongson2f entries.
7900 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
7901 * config/mips/mips.h (processor_type): Add Loongson-2E
7902 and Loongson-2F entries.
7903 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
7904 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
7905 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
7906 * doc/invoke.texi (MIPS Options): Document loongson2e
7907 and loongson2f processor names.
7909 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
7913 * config/i386/i386.c (ix86_function_arg_boundary): Use
7914 alignment of canonical type.
7915 (ix86_expand_vector_move): Check unaligned memory access for
7918 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
7920 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
7921 Moved to the front of file.
7923 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
7924 H.J. Lu <hongjiu.lu@intel.com>
7926 * dwarf2out.c (current_fde): New.
7928 (lookup_cfa:): Likewise.
7929 (dwarf2out_end_epilogue): Likewise.
7930 (dwarf2out_note_section_used): Likewise.
7932 2008-05-27 Michael Matz <matz@suse.de>
7935 * c.opt (Wenum-compare): New warning option.
7936 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
7938 2008-05-27 Michael Matz <matz@suse.de>
7941 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
7943 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
7944 into memory as tail calls.
7946 2008-05-27 Richard Guenther <rguenther@suse.de>
7948 PR tree-optimization/36339
7949 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
7950 pointers cause all addressable variables to be call clobbered.
7952 2008-05-27 Richard Guenther <rguenther@suse.de>
7954 PR tree-optimization/36245
7955 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
7957 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7959 * config/s390/s390.md: Replace all occurences of the 'm'
7960 constraint with 'RT'.
7962 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7964 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
7966 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
7968 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
7969 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
7970 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
7972 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7974 * reload.c: (find_reloads): Skip alternatives according to the
7975 "enabled" attribute. Constify the constraint variable.
7976 * recog.c (get_attr_enabled): Add default implementation.
7977 (extract_insn): Set the alternative_enabled_p array
7978 in the recog_data struct.
7979 (preprocess_constraints, constrain_operands): Skip
7980 alternatives according to the "enabled" attribute
7981 * recog.h (struct recog_data): New field alternative_enabled_p.
7982 (skip_alternative): New inline function.
7983 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
7984 (record_reg_classes): Skip alternative according to the
7985 "enabled" attribute.
7987 * doc/md.texi: Add documention for the "enabled" attribute.
7989 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7991 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
7992 * postreload.c (reload_cse_simplify_operands): Replace 'm'
7993 constraint with TARGET_MEM_CONSTRAINT.
7994 * recog.c (asm_operand_ok, preprocess_constraints,
7995 constrain_operands): Likewise.
7996 * regclass.c (record_reg_classes): Likewise.
7997 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
7998 * reload1.c (maybe_fix_stack_asms): Likewise.
7999 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
8000 * recog.h: Adjust comment.
8001 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
8002 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
8003 * doc/md.texi: Add a note to description of 'm' constraint.
8004 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
8006 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
8008 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
8009 that the bitfield is of integral type before testing its precision.
8011 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8012 Sa Liu <saliu@de.ibm.com>
8014 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
8015 __modti3, __udivti3, __umodti3 and __udivmodti4.
8016 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
8017 that implement TImode mul and div functions.
8018 * config/spu/multi3.c: New. Implement __multi3.
8019 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
8020 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
8023 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
8025 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
8026 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
8027 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
8028 tls_sysv_suffix): New mode and mode attribute iterators.
8029 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
8030 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
8031 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
8032 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
8033 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
8036 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
8038 PR tree-optimization/36329
8039 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
8040 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
8041 * cgraphbuild.c (initialize_inline_failed): Use the latter
8042 macro in lieu of the former.
8043 * ipa-inline.c (cgraph_mark_inline): Likewise.
8044 (cgraph_decide_inlining_of_small_function): Likewise.
8045 (cgraph_decide_inlining): Likewise.
8046 (cgraph_decide_inlining_incrementally): Likewise.
8048 2008-05-26 Tristan Gingold <gingold@adacore.com>
8049 Anatoly Sokolov <aesok@post.ru>
8051 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
8052 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
8053 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
8054 optimization for 'avr6' architecture.
8056 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
8059 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
8061 2008-05-26 Richard Guenther <rguenther@suse.de>
8063 * tree-ssa-sccvn.c (expr_has_constants): Declare.
8064 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
8066 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
8069 * caller-save.c (insert_restore): Verify alignment of spill space.
8070 (insert_save): Likewise.
8071 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
8072 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
8073 (STACK_SLOT_ALIGNMENT): Likewise.
8074 * function.c (LOCAL_ALIGNMENT): Removed.
8075 (get_stack_local_alignment): New.
8076 (assign_stack_local): Use it. Set alignment on stack slot.
8077 (assign_stack_temp_for_type): Use get_stack_local_alignment.
8078 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
8079 (STACK_SLOT_ALIGNMENT): New.
8080 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
8081 stack slot in XFmode.
8083 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
8085 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
8088 * config/i386/i386.md (allocate_stack_worker_64): Make sure
8089 argument operand in rax isn't removed.
8091 2008-05-26 Richard Guenther <rguenther@suse.de>
8094 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
8095 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
8097 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8100 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
8102 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
8104 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
8105 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
8107 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8109 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
8110 build a trampoline if we don't want one.
8111 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
8112 return zero for nested functions if we don't want a trampoline.
8114 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8116 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
8118 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8121 * c.opt: Removed undocumented option '-lang-fortran'.
8122 * c-common.h: Removed global variable 'lang_fortran'.
8123 * c-opts.c (c_common_handle_option): Removed code to handle
8124 option '-lang-fortran'. Updated includes.
8125 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
8126 definition of '__GFORTRAN__'.
8127 (define__GNUC__): Reimplemented to use BASEVER and
8128 cpp_define_formatted.
8129 (builtin_define_with_value_n): Removed.
8130 * c-incpath.h: Renamed to ...
8131 * incpath.h: ... this.
8132 * c-incpath.c: Renamed to ...
8133 * incpath.c: ... this. Updated includes.
8134 * fix-header.c: Updated includes.
8135 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
8136 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
8137 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
8139 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8141 * tree.h: Update the table of flags used on tree nodes.
8142 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
8143 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
8144 (FORCED_LABEL): Add access check.
8145 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
8146 (ASM_INPUT_P): Likewise.
8147 (ASM_VOLATILE_P): Likewise.
8148 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
8149 (OMP_SECTION_LAST): Access private_flag directly.
8150 (OMP_RETURN_NOWAIT): Likewise.
8151 (OMP_PARALLEL_COMBINED): Likewise.
8152 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
8153 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
8154 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
8155 deprecated_flag directly.
8157 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
8159 * final.c (frame_pointer_needed): Removed.
8160 * flags.h (frame_pointer_needed): Likewise.
8162 * function.h (rtl_data): Add frame_pointer_needed.
8163 (frame_pointer_needed): New.
8165 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
8167 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
8169 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
8171 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
8174 2008-05-25 Alan Modra <amodra@bigpond.net.au>
8176 * c-common.c (strip_array_types): Move function to..
8178 (get_inner_array_type): Delete.
8179 * c-common.h (strip_array_types): Move declaration to..
8181 (get_inner_array_type): Delete.
8182 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
8183 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
8184 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
8185 * config/pa/pa.c (emit_move_sequence): Likewise.
8187 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
8189 * config/i386/i386.md (*sse_prologue_save_insn): Set length
8192 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
8194 * function.c: Include target hook for nonlocal_goto frame value.
8196 2008-05-24 Richard Guenther <rguenther@suse.de>
8198 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
8199 variable can be only accessed through a pointer or a union.
8201 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8203 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
8204 * doc/extend.texi: Likewise.
8206 2008-05-23 DJ Delorie <dj@redhat.com>
8208 * config/m32c/jump.md (untyped_call): Add.
8210 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
8212 (m32c_address_cost): Detail costs for indirect offsets.
8214 2008-05-23 Rafael Espindola <espindola@google.com>
8216 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
8217 if a node is a SUBREG.
8218 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
8221 2008-05-23 Paul Brook <paul@codesourcery.com>
8222 Carlos O'Donell <carlos@codesourcery.com>
8224 * doc/extend.texi: Clarify use of __attribute__((naked)).
8225 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
8226 * target.h (gcc_target): Add allocate_stack_slots_for_args.
8227 * function.c (use_register_for_decl): Use
8228 targetm.calls.allocate_stack_slots_for_args.
8229 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
8230 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
8231 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
8233 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
8235 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
8237 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
8239 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
8240 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
8241 is only rounded once.
8243 2008-05-23 Richard Guenther <rguenther@suse.de>
8245 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
8247 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
8248 Jakub Jelinek <jakub@redhat.com>
8251 * configure.ac: Handle --enable-cld.
8252 * configure: Regenerated.
8253 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
8254 * config/i386/i386.h (struct machine_function): Add needs_cld field.
8255 (ix86_current_function_needs_cld): New define.
8256 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
8257 (cld): New isns pattern.
8258 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
8259 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
8260 * config/i386/i386.opt (mcld): New option.
8261 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
8262 TARGET_CLD and ix86_current_function_needs_cld.
8263 (override_options): Use -mcld by default for 32-bit code if
8266 * doc/install.texi (Options specification): Document --enable-cld.
8267 * doc/invoke.texi (Machine Dependent Options)
8268 [i386 and x86-64 Options]: Add -mcld option.
8269 (Intel 386 and AMD x86-64 Options): Document -mcld option.
8271 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
8272 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
8273 (return_in_memory_64): Likewise.
8274 (return_in_memory_ms_64): Likewise.
8276 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8278 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
8279 * builtins.c (fold_builtin_fpclassify): New.
8280 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
8281 * builtins.def (BUILT_IN_FPCLASSIFY): New.
8282 * c-common.c (handle_type_generic_attribute): Adjust to accept
8283 fixed arguments before an elipsis.
8284 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
8285 * doc/extend.texi: Document __builtin_fpclassify.
8287 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
8289 * omp-low.c (gate_expand_omp_ssa): Remove.
8290 (pass_expand_omp_ssa): Remove.
8291 (gate_expand_omp): Do not check for flag_openmp_ssa.
8292 * common.opt (-fopenmp-ssa): Remove.
8293 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
8295 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
8297 * config/sh/sh.opt (mfixed-range): New option.
8298 * config/sh/sh-protos.h (sh_fix_range): Declare.
8299 * config/sh/sh.c (sh_fix_range): New function.
8300 * config/sh/sh.h (sh_fixed_range_str): Declare.
8301 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
8303 * doc/invoke.texi (SH Options): Document -mfixed-range.
8305 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
8307 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
8308 it before the redeclaration.
8310 2008-05-22 Anatoly Sokolov <aesok@post.ru>
8312 * config/avr/avr.c (get_sequence_length): Add new function.
8313 (expand_prologue, expand_epilogue): Remove duplicate code.
8315 2008-05-22 Rafael Espindola <espindola@google.com>
8317 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
8320 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
8322 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
8323 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
8325 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
8326 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
8327 (vect_update_misalignment_for_peel): Likewise.
8328 (vector_alignment_reachable_p): Likewise.
8329 * tree-vect-transform.c (vectorizable_load): Likewise.
8330 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
8331 (get_vectype_for_scalar_type): Pass mode of scalar_type
8332 to UNITS_PER_SIMD_WORD.
8334 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
8335 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
8336 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
8337 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
8338 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
8340 2008-05-22 Ira Rosen <irar@il.ibm.com>
8342 PR tree-optimization/36293
8343 * tree-vect-transform.c (vect_transform_strided_load): Don't check
8344 if the first load must be skipped because of a gap.
8346 2008-05-22 Richard Guenther <rguenther@suse.de>
8348 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
8349 more cases of offset disambiguation that is possible if
8350 strict-aliasing rules apply.
8351 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
8352 for basic offset and type-based disambiguation.
8354 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8356 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
8357 ix86_expand_vector_set on V16QImode for SSE4.1.
8359 2008-05-21 Tom Tromey <tromey@redhat.com>
8361 * c.opt (Wimport): Mark as undocumented.
8362 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
8364 (Warning Options): Likewise.
8365 * doc/cppopts.texi: Don't mention -Wimport.
8367 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
8369 PR tree-optimization/36287
8370 PR tree-optimization/36286
8371 * lambda-code.c (build_access_matrix): Do not use the loop->num
8372 for computing the number of induction variables: use the loop depth
8375 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
8378 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
8379 option -f(no-)leading-underscore.
8381 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8383 * config/i386/i386.c (ix86_expand_vector_init_general): Use
8384 GET_MODE_NUNITS (mode).
8386 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
8388 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
8389 (-mmulhw): Add 464 to description.
8390 (-mdlmzb): Likewise.
8391 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
8392 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
8394 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
8395 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
8396 * config/rs6000/rs6000.md: Update comments for 464.
8398 2008-05-21 Janis Johnson <janis187@us.ibm.com>
8400 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
8402 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8404 * config/i386/sse.md (vec_extractv4sf): Removed.
8405 (vec_extractv2df): Likewise.
8406 (vec_extractv2di): Likewise.
8407 (vec_extractv4si): Likewise.
8408 (vec_extractv8hi): Likewise.
8409 (vec_extractv16qi): Likewise.
8410 (vec_extract<mode>): New.
8412 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8414 * config/i386/sse.md (vec_setv4sf): Removed.
8415 (vec_setv2df): Likewise.
8416 (vec_setv2di): Likewise.
8417 (vec_setv4si): Likewise.
8418 (vec_setv8hi): Likewise.
8419 (vec_setv16qi): Likewise.
8420 (vec_set<mode>): New.
8422 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8424 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
8425 goto for vec_concat and vec_interleave.
8427 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8429 * config/i386/sse.md (vec_initv4sf): Removed.
8430 (vec_initv2df): Likewise.
8431 (vec_initv2di): Likewise.
8432 (vec_initv4si): Likewise.
8433 (vec_initv8hi): Likewise.
8434 (vec_initv16qi): Likewise.
8435 (vec_init<mode>): New.
8437 2008-05-21 Joseph Myers <joseph@codesourcery.com>
8439 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
8441 2008-05-21 Tom Tromey <tromey@redhat.com>
8443 * ggc-zone.c (lookup_page_table_if_allocated): New function.
8444 (zone_find_object_offset): Likewise.
8445 (gt_ggc_m_S): Likewise.
8446 (highest_bit): Likewise.
8447 * ggc-page.c (gt_ggc_m_S): New function.
8448 * stringpool.c (string_stack): Remove.
8449 (init_stringpool): Update.
8450 (ggc_alloc_string): Use ggc_alloc.
8451 (maybe_delete_ident): New function.
8452 (ggc_purge_stringpool): Likewise.
8453 (gt_ggc_m_S): Remove.
8454 * ggc-common.c (ggc_protect_identifiers): New global.
8455 (ggc_mark_roots): Call ggc_purge_stringpool. Use
8456 ggc_protect_identifiers.
8457 * ggc.h (ggc_protect_identifiers): Declare.
8458 (gt_ggc_m_S): Update.
8459 (ggc_purge_stringpool): Declare.
8460 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
8461 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
8463 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
8465 2008-05-21 David S. Miller <davem@davemloft.net>
8467 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
8470 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
8472 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
8475 2008-05-20 David Daney <ddaney@avtrex.com>
8477 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
8478 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
8479 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
8480 UNSPEC_UPDATE_GOT_VERSION): Renumber.
8481 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
8482 (atomic_hiqi_op): New define_code_iterator.
8483 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
8484 mips_expand_compare_and_swap_12.
8485 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
8486 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
8487 (sync_<optab><mode>, sync_old_<optab><mode>,
8488 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8489 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
8490 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
8491 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
8492 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
8493 (test_and_set_12): New insn.
8494 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
8495 sync_new_<optab><mode>, sync_old_nand<mode>,
8496 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
8497 clobber to operand 0 for SI and DI mode insns.
8498 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
8499 mips_gen_fn_4): New typedefs.
8500 (mips_gen_fn_ptrs): Define new union type.
8501 (mips_expand_compare_and_swap_12): Remove declaration.
8502 (mips_expand_atomic_qihi): Declare function.
8503 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
8504 (mips_expand_atomic_qihi): ... this. Use new generator function
8506 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
8507 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
8508 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
8509 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
8510 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
8511 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
8512 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
8513 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
8514 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
8515 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
8518 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
8520 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
8523 2008-05-20 Anatoly Sokolov <aesok@post.ru>
8525 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
8526 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
8527 (avr_attribute_table): Add 'OS_main' function attribute.
8528 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
8529 functions with 'OS_main' attribute.
8531 2008-05-20 Richard Guenther <rguenther@suse.de>
8533 PR tree-optimization/35204
8534 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
8535 helper, split out from ...
8536 (DFS): ... here. Make the DFS walk non-recursive.
8538 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
8539 Jan Sjodin <jan.sjodin@amd.com>
8541 PR tree-optimization/36181
8542 * tree-parloops.c (loop_has_vector_phi_nodes): New.
8543 (parallelize_loops): Don't parallelize when the loop has vector
8546 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8547 Sebastian Pop <sebastian.pop@amd.com>
8549 * tree-loop-linear.c (gather_interchange_stats): Look in the access
8550 matrix, and never look at the tree representation of the memory
8552 (linear_transform_loops): Computes parameters and access matrices.
8553 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
8555 (access_matrix_get_index_for_parameter): New.
8556 * tree-data-ref.h (struct access_matrix): New.
8557 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
8558 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
8559 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
8560 am_vector_index_for_loop): New.
8561 (struct data_reference): Add field access_matrix.
8562 (DR_ACCESS_MATRIX): New.
8563 (compute_data_dependences_for_loop): Update declaration.
8564 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
8565 * lambda.h (lambda_vector_vec_p): Declared.
8566 * lambda-code.c: Depend on pointer-set.h.
8567 (lambda_collect_parameters_from_af, lambda_collect_parameters,
8568 av_for_af_base, av_for_af, build_access_matrix,
8569 lambda_compute_access_matrices): New.
8570 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
8572 2008-05-20 Joseph Myers <joseph@codesourcery.com>
8574 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
8577 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8578 Sebastian Pop <sebastian.pop@amd.com>
8580 PR tree-optimization/36206
8581 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
8583 (instantiate_scev_1): Rename flags to fold_conversions.
8584 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
8585 outeside instantiation_loop.
8586 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
8587 (evolution_function_is_affine_or_constant_p): Removed.
8588 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
8590 (analyze_siv_subscript): Pass in the loop nest number.
8591 Call evolution_function_is_affine_in_loop instead of
8592 evolution_function_is_affine_p.
8593 (analyze_overlapping_iterations): Pass in the loop nest number.
8595 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8596 Sebastian Pop <sebastian.pop@amd.com>
8598 PR tree-optimization/36206
8599 * tree-chrec.h (chrec_fold_op): New.
8600 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
8603 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
8605 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
8607 (remove_duplicates): Do not set inode on non-inode systems.
8610 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
8612 * config.gcc (tm_file): Update comments about relative pathnames.
8614 2008-05-20 Richard Guenther <rguenther@suse.de>
8616 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
8617 * tree-ssa-sccvn.c (process_scc): Likewise.
8618 * tree-ssa-sink.c (execute_sink_code): Likewise.
8619 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
8620 * tree-vrp.c (process_assert_insertions): Likewise.
8621 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8622 (perform_tree_ssa_dce): Likewise.
8623 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
8624 (dump_dominator_optimization_stats): Likewise.
8625 * tree-vectorizer.c (vectorize_loops): Likewise.
8627 2008-05-20 Richard Guenther <rguenther@suse.de>
8629 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
8631 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
8633 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
8634 (ix86_i386elf_return_in_memory): Likewise.
8635 (ix86_i386interix_return_in_memory): Likewise.
8636 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
8637 (SUBTARGET_RETURN_IN_MEMORY): New.
8638 * config/i386/i386elf.h: Likewise.
8639 * config/i386/ptx4-i.h: Likewise.
8640 * config/i386/sol2-10.h: Likewise.
8641 * config/i386/sysv4.h: Likewise.
8642 * config/i386/vx-common.h: Likewise.
8643 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
8644 * config/i386/i386.c (ix86_return_in_memory): Made static and
8645 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
8646 (ix86_i386elf_return_in_memory): Removed.
8647 (ix86_i386interix_return_in_memory): Removed.
8648 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
8649 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
8651 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
8653 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
8655 2008-05-19 Xinliang David Li <davidxl@google.com>
8657 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
8659 * common.opt: Ditto.
8660 * doc/invoke.texi: Ditto.
8662 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
8664 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
8665 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
8667 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
8669 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
8670 sizes of operand array from 8/4 to 4/2.
8671 (ix86_expand_vector_init_general): Change size of operand array
8672 from 32 to 16. Remove op0, op1 and half_mode.
8674 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
8676 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
8677 (ix86_expand_vector_init_interleave): Likewise.
8678 (ix86_expand_vector_init_general): Use them. Assert
8679 word_mode == SImode when n_words == 4.
8681 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
8683 * config/i386/i386.c (ix86_secondary_reload): New static function.
8684 (TARGET_SECONDARY_RELOAD): New define.
8685 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
8686 * config/i386/i386.md (reload_outqi): Remove.
8688 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8691 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
8692 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
8693 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
8694 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
8695 (fold_builtin_1): Likewise.
8696 * builtins.def (BUILT_IN_ISINF_SIGN): New.
8697 c-common.c (check_builtin_function_arguments): Handle
8698 BUILT_IN_ISINF_SIGN.
8699 * doc/extend.texi: Document __builtin_isinf_sign.
8700 * fold-const.c (operand_equal_p): Handle COND_EXPR.
8702 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
8704 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
8705 EH cleanup at the end of the pass, search for those that have been
8706 turned into forwarder blocks and do the cleanup on their successor.
8708 2008-05-18 Richard Guenther <rguenther@suse.de>
8710 * tree-cfg.c (verify_gimple_expr): Allow conversions from
8711 pointers to sizetype and vice versa.
8713 2008-05-18 Xinliang David Li <davidxl@google.com>
8715 * gcc/tree-ssa-dce.c: Coding style fix.
8716 (check_pow): Documentation comment.
8717 (check_log): Documenation comment. Coding style fix.
8718 (is_unnecessary_except_errno_call): Ditto.
8719 (gen_conditions_for_pow): Ditto.
8720 (gen_conditions_for_log): Ditto.
8721 (gen_shrink_wrap_conditions): Ditto.
8722 (shrink_wrap_one_built_in_calls): Ditto.
8723 * gcc/doc/invoke.texi: Better documentation string.
8724 * ChangeLog: Fix wrong change log entries from
8725 May 17 checkin on function call DCE.
8727 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
8729 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
8731 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
8733 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
8734 * df-problems.c (simulation routines): Fixed block comment to
8735 properly say how to add forwards scanning functions.
8737 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
8739 * tree-inline.c (setup_one_parameter): Remove dead code.
8741 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
8743 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
8744 a BIT_AND_EXPR only for an INTEGER_TYPE.
8746 2008-05-17 Xinliang David Li <davidxl@google.com>
8748 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
8749 (check_pow, check_log, is_unnecessary_except_errno_call): New
8750 functions to check for eliminating math functions that are pure
8751 except for setting errno.
8752 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
8753 general condition expressions for shrink-wrapping pow/log calls.
8754 (gen_shrink_wrap_conditions): Ditto.
8755 (shrink_wrap_one_built_in_call): Ditto.
8756 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
8757 (mark_operand_necessary): If debugging, output if OP is necessary.
8758 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
8760 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
8762 * gcc/common.opt: New user flag -ftree-builtin-dce.
8763 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
8765 2008-05-16 David S. Miller <davem@davemloft.net>
8767 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
8768 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
8770 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
8773 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
8775 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8777 * ifcvt.c (dead_or_predicable): Rename
8778 df_simulate_one_insn_backwards to df_simulate_one_insn.
8779 * recog.c (peephole2_optimize): Ditto.
8780 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
8782 * df.h: Rename df_simulate_one_insn_backwards to
8783 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
8784 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
8785 scanning of defs and uses.
8786 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
8787 (df_simulate_one_insn_forwards): Removed.
8789 2008-05-16 Doug Kwan <dougkwan@google.com>
8791 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
8793 (real_from_string): Handle NaNs and Inf as approriate.
8795 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
8797 * doc/gty.texi (Source Files Containing Type Information): Note
8798 that headers should appear first in the gtfiles list.
8800 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8802 * tree.def (COND_EXEC): Properly documented this code.
8804 2008-05-16 Diego Novillo <dnovillo@google.com>
8806 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
8807 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
8810 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8812 * tree-ssa-dse (max_stmt_uid): Removed.
8813 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
8814 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
8815 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
8816 * function.h (cfun.last_stmt_uid): New field.
8817 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
8818 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
8820 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
8821 (create_stmt_ann): Initialize the ann->uid field.
8822 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
8824 * tree-flow.h (renumber_gimple_stmt_uids): New function.
8826 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
8828 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
8829 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
8830 (init_empty_tree_cfg): Call it.
8832 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8834 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
8837 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8839 * doc/invoke.text (-fdump-tree-*-verbose): New option.
8840 * tree-dump.c (dump_options): New verbose option.
8841 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
8843 * tree-pass.h (TDF_VERBOSE): New dump flag.
8844 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
8845 (tree-flow.h): Added include.
8846 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
8848 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
8850 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
8852 From Jie Zhang <jie.zhang@analog.com>
8853 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8854 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
8855 mcpu=bf561-none and mcpu=bf561-0.2.
8856 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8857 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
8858 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8859 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
8860 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
8861 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
8862 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
8864 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
8865 (cputype_selected): Remove.
8866 (bfin_handle_option): Don't use cputype_selected.
8867 (override_options): When no mcpu option, enable all workarounds.
8868 Don't use bfin_workarounds.
8869 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
8871 (DEFAULT_CPU_TYPE): Don't define.
8873 2008-05-16 Richard Guenther <rguenther@suse.de>
8875 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
8876 on deletion of the last stmt.
8878 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
8880 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
8881 V8HImode for SSE2 and V16QImode for SSE4.1.
8883 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8885 * cgraph.h (compute_inline_parameters): Made public.
8886 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
8887 variable_generate_summary, function_write_summary,
8888 variable_write_summary, variable_read_summary. Added generate_summary,
8889 write_summary, read_summary.
8890 * cgraphunit.c (cgraph_process_new_functions): Changed call from
8891 pass_ipa_inline.function_generate_summary, to
8892 compute_inline_parameters.
8893 * ipa-inline.c (compute_inline_parameters): Made public and added
8895 (compute_inline_parameters_for_current): New function.
8896 (pass_inline_param): Now calls compute_inline_parameters_for_current.
8897 (inline_generate_summary): Removed parameter and made to loop over
8899 (pass_ipa_inline): Updated for new IPA_PASS structure.
8900 * passes.c (execute_ipa_summary_passes): Now is called once per
8901 pass rather than once per node*pass.
8903 2008-05-15 Anatoly Sokolov <aesok@post.ru>
8905 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
8906 avr_have_mul_p, avr_asm_only_p): Remove variables.
8907 (avr_override_options): Remove initialization of removed variables.
8908 (avr_file_start): Convert removed variables to fields of
8909 'struct base_arch_s *avr_current_arch'.
8910 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
8911 (AVR_HAVE_MUL): (Ditto.).
8912 (AVR_HAVE_MOVW): (Ditto.).
8913 (AVR_HAVE_LPMX): (Ditto.).
8914 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
8915 avr_asm_only_p): Remove declaration.
8917 2008-05-15 Diego Novillo <dnovillo@google.com>
8919 * config/arm/arm.c (arm_return_in_memory): Fix return type.
8920 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
8922 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
8925 * combine.c (check_conversion): Rename back to check_promoted_subreg.
8926 Don't call record_truncated_value from here.
8927 (record_truncated_value): Turn it into a for_each_rtx callback.
8928 (record_truncated_values): New function.
8929 (combine_instructions): Call note_uses with record_truncated_values.
8930 Change name of check_conversion to check_promoted_subreg.
8932 2008-05-15 Janis Johnson <janis187@us.ibm.com>
8934 * doc/sourcebuild.texi: Document support for torture tests.
8936 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
8938 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
8939 to alternative 4 of operand 2.
8941 2008-05-15 Richard Guenther <rguenther@suse.de>
8943 * tree-pass.h (current_pass): Declare.
8944 (get_pass_for_id): Likewise.
8945 * passes.c (passes_by_id, passes_by_id_size): New globals.
8946 (set_pass_for_id): New function.
8947 (get_pass_for_id): Likewise.
8948 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
8949 (execute_function_todo): Flush per function statistics.
8950 * toplev.c (compile_file): Init statistics.
8951 (general_init): Do early statistics initialization.
8952 (finalize): Finish statistics.
8953 * statistics.h (statistics_early_init): Declare.
8954 (statistics_init): Likewise.
8955 (statistics_fini): Likewise.
8956 (statistics_fini_pass): Likewise.
8957 (statistics_counter_event): Likewise.
8958 (statistics_histogram_event): Likewise.
8959 * statistics.c: New file.
8960 * Makefile.in (OBJS-common): Add statistics.o.
8961 (statistics.o): Add dependencies.
8962 * doc/invoke.texi (-fdump-statistics): Document.
8964 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
8966 (execute_pre): Use statistics_counter_event.
8967 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
8968 (substitute_and_fold): Increment it. Use statistics_counter_event.
8970 2008-05-15 Diego Novillo <dnovillo@google.com>
8972 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
8974 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
8975 * tree-ssa-alias.c (new_type_alias): Remove references to
8976 sub-variables from comment.
8977 * tree-ssa-operands.c (swap_tree_operands): Likewise.
8979 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
8981 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
8982 attribute to 1 only for insertps alternative.
8984 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
8986 * config/bfin/bfin.md (loadbytes): New pattern.
8987 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
8988 (bfin_init_builtins): Initialize it.
8989 (bdesc_1arg): Add it.
8991 2008-05-15 Sa Liu <saliu@de.ibm.com>
8993 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
8994 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
8995 * testsuite/lib/target-supports.exp: Add
8996 check_effective_target_fortran_integer_16.
8998 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9000 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
9001 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
9002 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
9003 (TARGET_RETURN_IN_MEMORY): Define.
9005 2008-05-15 Richard Guenther <rguenther@suse.de>
9008 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
9009 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
9010 represent unmodifiable vars.
9012 2008-05-15 Richard Guenther <rguenther@suse.de>
9014 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
9015 INDIRECT_REF and TARGET_MEM_REF.
9016 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9019 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
9020 H.J. Lu <hongjiu.lu@intel.com>
9022 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
9023 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
9024 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
9025 insn alternatives. Add missing alternatives.
9026 (*vec_concatv2di_rex64_sse4_1): Likewise.
9027 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
9028 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
9031 2008-05-15 Richard Guenther <rguenther@suse.de>
9033 PR tree-optimization/36009
9034 PR tree-optimization/36204
9035 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
9036 (determine_invariantness_stmt): Record the loop a store is
9038 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
9041 2008-05-15 Richard Guenther <rguenther@suse.de>
9043 PR tree-optimization/34330
9044 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
9045 through the pointer will alias the SMT.
9047 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
9049 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
9051 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
9053 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
9055 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9056 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9058 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
9059 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
9060 (vashl_optab): New optab for vector/vector shifts.
9061 (vashr_optab): Ditto.
9062 (vlshr_optab): Ditto.
9063 (vrotl_optab): Ditto.
9064 (vrotr_optab): Ditto.
9065 (optab_subtype): New enum for optab_for_tree_code call.
9066 (optab_for_tree_code): Add enum optab_subtype argument.
9068 * optabs.c (optab_for_tree_code): Take an additional argument to
9069 distinguish between a vector shift by a scalar and vector shift by
9070 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
9071 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
9072 vector shift by a vector.
9073 (expand_widen_pattern_expr): Pass additional argument to
9074 optab_for_tree_code.
9076 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
9077 vrotl_optab, vrotr_optab.
9079 * expr.c (expand_expr_real_1): Update calls to
9080 optab_for_tree_code to distinguish between vector shifted by a
9081 scalar and vector shifted by a vector.
9082 * tree-vectorizer.c (supportable_widening_operation): Ditto.
9083 (supportable_narrowing_operation): Ditto.
9084 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
9085 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
9086 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
9087 (vect_create_epilog_for_reduction): Ditto.
9088 (vectorizable_reduction): Ditto.
9089 (vectorizable_operation): Ditto.
9090 (vect_strided_store_supported): Ditto.
9091 (vect_strided_load_supported): Ditto.
9092 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9093 * expmed.c (expand_shift): Ditto.
9095 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
9097 (ashr@var{m}3): Ditto.
9098 (vashl@var{m}3): Document new vector/vector shift standard name.
9099 (vashr@var{m}3): Ditto.
9100 (vlshr@var{m}3): Ditto.
9101 (vrotl@var{m}3): Ditto.
9102 (vrotr@var{m}3): Ditto.
9104 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
9105 (PPERM_INVERT): Ditto.
9106 (PPERM_REVERSE): Ditto.
9107 (PPERM_REV_INV): Ditto.
9108 (PPERM_ZERO): Ditto.
9109 (PPERM_ONES): Ditto.
9110 (PPERM_SIGN): Ditto.
9111 (PPERM_INV_SIGN): Ditto.
9112 (PPERM_SRC1): Ditto.
9113 (PPERM_SRC2): Ditto.
9115 * config/i386/sse.md (mulv2di3): Add SSE5 support.
9116 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
9117 allows a memory operand to be the value being added, and split it
9118 to improve vectorization.
9119 (sse5_pmacsdqh_mem): Ditto.
9120 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
9121 (sse5_mulv2div2di3_high): Ditto.
9122 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
9123 (vec_pack_trunc_v4si): Ditto.
9124 (vec_pack_trunc_v2di): Ditto.
9125 (sse5_pcmov_<mode>): Remove code that tried to use use
9126 andps/andnps instead of pcmov.
9127 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
9128 pmacsdqh instructions.
9129 (vec_widen_smult_lo_v4si): Ditto.
9131 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
9132 (PPERM_INVERT): Ditto.
9133 (PPERM_REVERSE): Ditto.
9134 (PPERM_REV_INV): Ditto.
9135 (PPERM_ZERO): Ditto.
9136 (PPERM_ONES): Ditto.
9137 (PPERM_SIGN): Ditto.
9138 (PPERM_INV_SIGN): Ditto.
9139 (PPERM_SRC1): Ditto.
9140 (PPERM_SRC2): Ditto.
9141 (ix86_expand_sse_movcc): Move the SSE5 test after the if
9143 (ix86_expand_int_vcond): If SSE5 generate all possible integer
9145 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
9146 says ignore whether the last reference is a memory operand.
9148 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9149 Paolo Bonzini <bonzini at gnu dot org>
9151 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
9154 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
9155 (vlshr<mode>3): Rename from vlshr<mode>3.
9156 (vashr<mode>3): Rename from vashr<mode>3.
9157 (mulv4sf3): Change the names of vector shift patterns.
9161 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
9164 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
9189 * config/spu/spu.md (v): New iterator macro to add v for vector types.
9190 (floatunssidf2_internal): Change vector/vector shift names.
9191 (floatunsdidf2_internal): Ditto.
9198 (vashl<mode>3): Rename from ashl<mode>3.
9199 (vashr<mode>3): Rename from ashr<mode>3.
9200 (vlshr<mode>3): Rename from lshr<mode>3.
9201 (vrotl<mode>3): Rename from rotl<mode>3.
9203 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9206 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
9207 multiply gives the wrong value when doing widening multiplies.
9208 (vec_widen_smult_lo_v4si): Ditto.
9210 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
9212 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
9213 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
9214 emit_library_call_value.
9215 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
9216 * tree.h (ECF_LIBCALL_BLOCK): Removed.
9217 * calls.c (initialize_argument_information, precompute_arguments,
9218 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
9219 (precompute_arguments): Removed flags parameter.
9220 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
9222 2008-05-14 Richard Guenther <rguenther@suse.de>
9224 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
9225 Make sure to register the store if the use is a PHI_NODE.
9227 2008-05-14 Olivier Hainque <hainque@adacore.com>
9229 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
9230 memory if the component is to be referenced in BLKmode according
9231 to get_inner_reference.
9233 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
9235 * calls.c (emit_library_call_value_1): Restore code clearing
9236 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
9238 2008-05-14 Olivier Hainque <hainque@adacore.com>
9239 Nicolas Roche <roche@adacore.com>
9241 * configure.ac: Add support for a "gcc_subdir" variable in
9242 config-lang.in, to denote a subdirectory where the language/GCC
9243 integration files are to be found.
9244 * configure: Regenerate.
9246 2008-05-14 Ira Rosen <irar@il.ibm.com>
9248 PR tree-optimization/36098
9249 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
9250 value for the first load in the group in case of a gap.
9251 (vect_build_slp_tree): Check that there are no gaps in loads.
9253 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
9255 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
9256 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
9257 expand_copysign_bit, ): Change call to emit_no_conflict_block to
9258 emit_insn and remove unneeded code to construct extra args.
9259 (emit_no_conflict_block): Removed.
9260 * optabls.h: (emit_no_conflict_block): Removed.
9261 * cse.c (cse_extended_basic_block): Remove search for
9262 REG_NO_CONFLICT note.
9263 * global.c: Removed incorrect comment added in revision 117.
9264 * expr.c (convert_move): Change call to emit_no_conflict_block to
9266 * recog.c: Change comments so that they do not mention
9268 * local_alloc.c (combine_regs): Removed last parameter.
9269 (no_conflict_p): Removed.
9270 (block_alloc): Removed note, no_conflict_combined_regno and set
9271 local vars. Removed all code to process REG_NO_CONFLICT blocks.
9272 (combine_regs): Removed already_dead and code to look for
9273 REG_NO_CONFLICT notes.
9274 * lower_subreg (remove_retval_note): Removed code to look for
9275 REG_NO_CONFLICT block.
9276 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
9277 (resolve_clobber): Remove code to process libcalls that have
9278 REG_NO_CONFLICT notes.
9279 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
9281 * combine.c (can_combine_p, distribute_notes): Removed
9282 REG_NO_CONFLICT case.
9283 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
9285 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
9286 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
9288 * reg-notes.def (NO_CONFLICT): Removed.
9290 2008-05-14 David S. Miller <davem@davemloft.net>
9292 * config/sparc/sparc.c (sparc_profile_hook): If
9293 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
9294 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
9295 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
9297 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
9299 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
9301 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
9304 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
9305 and op1 expansion before vector concat to have less live pseudos.
9307 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
9309 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
9310 ix86_expand_vector_set if supported.
9312 2008-05-13 Diego Novillo <dnovillo@google.com>
9313 Kenneth Zadeck <zadeck@naturalbridge.com>
9315 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
9317 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
9318 phinodes_print_statistics, init_ssanames, fini_ssanames,
9319 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
9320 release_ssa_name, release_defs, replace_ssa_name_symbol,
9321 ssanames_print_statistics): Move ...
9322 * tree-flow.h: ... here.
9323 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
9324 Use FN instead of cfun.
9325 (make_ssa_name_fn): Rename from make_ssa_name.
9326 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
9327 * tree-flow-inline.h (make_ssa_name): Move from
9328 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
9329 * omp-low.c (expand_omp_parallel):
9330 * tree-flow-inline.h (redirect_edge_var_map_result):
9331 * tree-ssa.c (init_tree_ssa): Add argument FN.
9332 Use it instead of cfun. Update all users.
9334 2008-05-13 Tom Tromey <tromey@redhat.com>
9336 PR preprocessor/22168:
9337 * doc/cpp.texi (Top): Update menu.
9338 (Alternatives to Wrapper #ifndef): New node.
9339 (Other Directives): Document deprecation.
9340 (Obsolete Features): Remove menu.
9341 (Assertions): Merge node into Obsolete Features.
9342 (Obsolete once-only headers): Move earlier; rename to Alternatives
9344 * doc/cppopts.texi: Update.
9345 * c.opt (Wdeprecated): Enable for C and ObjC.
9346 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
9347 (C++ Dialect Options): Move -Wno-deprecated from here to...
9348 (Warning Options): ... here.
9350 2008-05-13 Richard Guenther <rguenther@suse.de>
9353 * fold-const.c (fold_sign_changed_comparison): Do not allow
9354 changes in pointer-ness.
9356 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9359 * config/sh/sh.c (sh_expand_prologue): Don't clear
9360 RTX_FRAME_RELATED_P for push insns.
9362 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
9364 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
9366 2008-05-12 Anatoly Sokolov <aesok@post.ru>
9368 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
9369 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
9370 Use 'machine->is_leaf' instead of 'leaf_func_p'.
9372 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
9374 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
9375 (*vec_concatv4sf_sse): This.
9376 (*sse2_concatv2si): Renamed to ...
9377 (*vec_concatv2si_sse2): This.
9378 (*sse1_concatv2si): Renamed to ...
9379 (*vec_concatv2si_sse): This.
9380 (*vec_concatv2di_rex): Renamed to ...
9381 (*vec_concatv2di_rex64): This.
9382 (*vec_concatv2si_sse4_1): New.
9383 (*vec_concatv2di_rex64_sse4_1): Likewise.
9385 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
9387 PR rtl-optimization/36111
9388 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
9389 that was created for swappable operands.
9391 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
9394 * Makefile.in: Substitute GNATMAKE and GNATBIND.
9395 * configure.ac: Add call to ACX_PROG_GNAT.
9397 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
9399 * optc-gen.awk: Fix comment typo.
9401 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9403 * pretty-print.c (pp_integer_with_precision): Use
9404 HOST_LONG_LONG_FORMAT.
9406 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
9408 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
9410 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
9412 * config/i386/i386.c (bdesc_ptest): Removed.
9413 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
9414 (bdesc_args): Add __builtin_ia32_ptestz128,
9415 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
9416 (ix86_init_mmx_sse_builtins): Updated.
9417 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
9418 (ix86_expand_builtin): Updated.
9420 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
9422 * tree-cfg.c (valid_fixed_convert_types_p): New function.
9423 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
9425 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
9427 * value-prof.c (interesting_stringop_to_profile): Do not
9428 return early for BUILT_IN_MEMPCPY.
9430 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
9432 * calls.c (expand_call): Don't use callgraph to increase
9433 preferred_stack_boundary.
9435 * cgraph.h (cgraph_rtl_info): Use unsigned on
9436 preferred_incoming_stack_boundary.
9438 * final.c (rest_of_clean_state): Use unsigned on
9439 preferred_stack_boundary.
9441 2008-05-09 Tom Tromey <tromey@redhat.com>
9443 PR preprocessor/22231:
9444 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
9447 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
9449 PR tree-optimization/36129
9450 * tree-ssa-ccp.c: Include value-prof.h.
9451 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
9452 built-in function was folded to a constant.
9453 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
9455 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
9456 Sebastian Pop <sebastian.pop@amd.com>
9458 * tree-scalar-evolution.c: Document instantiate_scev.
9459 (instantiate_parameters_1): Renamed instantiate_scev_1.
9460 Don't use the same loop for instantiation_loop and evolution_loop.
9461 (instantiate_scev): New.
9462 (instantiate_parameters): Moved...
9463 (resolve_mixers): Update call to instantiate_scev_1 to pass the
9464 same loop twice. Maintains the semantics for this function.
9465 * tree-scalar-evolution.h (instantiate_scev): Declare.
9466 (instantiate_parameters): ...here. Now static inline.
9467 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
9468 instead of resolve_mixers.
9470 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9472 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
9474 2008-05-09 Tomas Bily <tbily@suse.cz>
9476 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
9477 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
9478 * tree-ssa-structalias.c (get_constraint_for): Likewise.
9479 * c-common.c (c_common_truthvalue_conversion): Likewise.
9480 * tree-object-size.c (compute_object_offset): Likewise.
9481 * tree-inline.c (estimate_num_insns_1): Likewise.
9482 * varasm.c (const_hash_1, compare_constant, copy_constant)
9483 (compute_reloc_for_constant, output_addressed_constants)
9484 (initializer_constant_valid_p): Likewise.
9485 * c-omp.c (check_omp_for_incr_expr): Likewise.
9486 * gimplify.c (gimplify_expr): Likewise.
9487 * c-typeck.c (c_finish_return): Likewise.
9488 * tree-vectorizer.c (supportable_widening_operation)
9489 (supportable_narrowing_operation): Likewise.
9490 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
9491 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
9492 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9493 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
9494 (descr_info_loc): Likewise.
9495 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
9496 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
9497 (fold_unary): Likewise.
9498 * builtins.c (get_pointer_alignment): Likewise.
9499 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
9500 (instantiate_parameters_1): Likewise.
9501 * tree.c (expr_align, stabilize_reference): Likewise.
9502 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
9503 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
9504 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
9505 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
9506 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
9507 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
9509 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
9510 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
9511 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9512 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
9513 (forward_propagate_comparison)
9514 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9515 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
9516 * emit-rtl.c (component_ref_for_mem_expr)
9517 (set_mem_attributes_minus_bitpos): Likewise.
9518 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
9519 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
9521 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
9522 (build_function_call, pointer_diff, build_compound_expr)
9523 (c_finish_return): Likewise.
9524 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
9525 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
9527 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
9528 * expr.c (is_aligning_offset): Likewise.
9529 * tree-ssa-alias.c (is_escape_site): Likewise.
9530 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
9531 (check_all_va_list_escapes): Likewise.
9532 * tree-ssa-loop-ivopts.c (determine_base_object)
9533 (determine_common_wider_type): Likewise.
9534 * dojump.c (do_jump): Likewise.
9535 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
9536 * tree-gimple.c (is_gimple_cast): Likewise.
9537 * fold-const.c (decode_field_reference, )
9538 (fold_sign_changed_comparison, fold_unary, fold_comparison)
9539 (fold_binary): Likewise.
9540 * tree-ssa-alias-warnings.c (find_alias_site_helper)
9541 (already_warned_in_frontend_p): Likewise.
9542 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
9543 * tree.c (really_constant_p, get_unwidened): Likewise.
9544 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9545 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9546 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
9548 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
9550 (CONVERT_EXPR_P): Define.
9551 (CASE_CONVERT): Define.
9553 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
9556 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
9557 (delete_unmarked_insns): When deleting a call, call
9558 delete_unreachable_blocks.
9559 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
9560 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
9562 2008-05-08 Richard Guenther <rguenther@suse.de>
9564 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
9565 (-ftree-salias): Likewise.
9566 (salias-max-implicit-fields): Remove param documentation.
9567 (salias-max-array-elements): Likewise.
9568 * tree-pass.h (pass_create_structure_vars): Remove.
9569 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
9570 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
9571 * tree-ssa-alias.c (create_structure_vars): Remove.
9572 (gate_structure_vars): Likewise.
9573 (pass_create_structure_vars): Likewise.
9574 (gate_build_alias): Likewise.
9575 (pass_build_alias): Adjust to run always and dump the function.
9576 * common.opt (ftree-salias): Hide.
9577 * passes.c (init_optimization_passes): Remove
9578 pass_create_structure_vars, adjust comment.
9579 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
9580 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
9581 * opts.c (decode_options): Do not set flag_tree_salias.
9582 (common_handle_option): Add OPT_ftree_salias to the backward
9583 compatibility section.
9585 2008-05-08 Richard Guenther <rguenther@suse.de>
9587 * tree-flow-inline.h (var_can_have_subvars): Move ...
9588 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
9589 * tree-flow.h (var_can_have_subvars): Remove.
9590 (push_fields_onto_fieldstack): Remove.
9591 (sort_fieldstack): Likewise.
9592 (struct fieldoff): Move ...
9593 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
9594 alias_set and base_for_components fields.
9595 (sort_fieldstack): Make static.
9596 (push_fields_onto_fieldstack): Likewise. Remove code that
9597 handles anything but RECORD_TYPEs. Remove alias_set and
9598 base_for_components handling.
9599 (create_variable_info_for): Adjust.
9601 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
9603 * common.opt (Wframe-larger-than=): Shorten the help message
9605 * doc/invoke.texi (Wframe-larger-than=): Add more description.
9607 2008-05-08 Rafael Espindola <espindola@google.com>
9609 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
9611 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
9612 trap and that both operands are gimple values.
9613 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
9614 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
9617 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
9619 * read-rtl.c (join_c_conditions): Return the first string if the
9620 two strings are equal.
9622 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
9624 * gensupport.h (pred_data): Add a "num_codes" field.
9625 (add_predicate_code): Declare.
9626 * gensupport.c (add_predicate_code): New function.
9627 (std_pred_table): Add an "allows_const_p" field.
9628 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
9629 Remove the (incomplete) list of such codes from the codes field.
9630 (init_predicate_table): Use add_predicate_code. Add all
9631 RTX_CONST_OBJs if allows_const_p is true.
9632 * genrecog.c (process_define_predicate): Use add_predicate_code.
9634 2008-05-08 David Daney <ddaney@avtrex.com>
9635 Richard Sandiford <rsandifo@nildram.co.uk>
9637 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
9638 special case of constant zero operands.
9639 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
9640 old and new values. Special case constant zero values.
9641 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
9643 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
9644 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
9646 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
9649 * simplify-rtx.c (simplify_plus_minus): Create CONST of
9650 similar RTX_CONST_OBJ before CONST_INT.
9652 2008-05-08 Steve Ellcey <sje@cup.hp.com>
9654 * stmt.c (expand_stack_restore): Change sa mode if needed.
9656 2008-05-08 Richard Guenther <rguenther@suse.de>
9658 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
9659 return type to bool.
9660 (ix86_sol10_return_in_memory): Likewise.
9661 (ix86_i386elf_return_in_memory): Likewise.
9662 (ix86_i386interix_return_in_memory): Likewise.
9663 * config/i386/i386.c (ix86_return_in_memory): Likewise.
9664 (ix86_sol10_return_in_memory): Likewise.
9665 (ix86_i386elf_return_in_memory): Likewise.
9666 (ix86_i386interix_return_in_memory): Likewise.
9668 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
9671 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
9673 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
9674 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
9677 2008-05-08 Richard Guenther <rguenther@suse.de>
9679 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
9680 * tree-data-ref.h (struct dr_alias): Remove subvars field.
9681 (DR_SUBVARS): Remove.
9682 * tree-dfa.c (dump_subvars_for): Remove.
9683 (debug_subvars_for): Likewise.
9684 (dump_variable): Do not dump subvars.
9685 (remove_referenced_var): Do not remove subvars.
9686 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
9687 (lookup_subvars_for_var): Remove.
9688 (get_subvars_for_var): Likewise.
9689 (get_subvars_at): Likewise.
9690 (get_first_overlapping_subvar): Likewise.
9691 (overlap_subvar): Likewise.
9692 * tree-flow.h (subvar_t): Remove.
9693 (struct var_ann_d): Remove subvars field.
9694 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
9695 argument. Remove special handling of SFTs.
9696 (compute_tag_properties): Likewise.
9697 (set_initial_properties): Likewise.
9698 (compute_call_clobbered): Likewise.
9699 (count_mem_refs): Likewise.
9700 (compute_memory_partitions): Likewise.
9701 (compute_flow_insensitive_aliasing): Likewise.
9702 (setup_pointers_and_addressables): Likewise.
9703 (new_type_alias): Likewise.
9704 (struct used_part): Remove.
9705 (used_portions): Likewise.
9706 (struct used_part_map): Likewise.
9707 (used_part_map_eq): Likewise.
9708 (used_part_map_hash): Likewise.
9709 (free_used_part_map): Likewise.
9710 (up_lookup): Likewise.
9711 (up_insert): Likewise.
9712 (get_or_create_used_part_for): Likewise.
9713 (create_sft): Likewise.
9714 (create_overlap_variables_for): Likewise.
9715 (find_used_portions): Likewise.
9716 (create_structure_vars): Likewise.
9717 * tree.def (STRUCT_FIELD_TAG): Remove.
9718 * tree.h (MTAG_P): Adjust.
9719 (struct tree_memory_tag): Remove base_for_components and
9720 unpartitionable flags.
9721 (struct tree_struct_field_tag): Remove.
9722 (SFT_PARENT_VAR): Likewise.
9723 (SFT_OFFSET): Likewise.
9724 (SFT_SIZE): Likewise.
9725 (SFT_NONADDRESSABLE_P): Likewise.
9726 (SFT_ALIAS_SET): Likewise.
9727 (SFT_UNPARTITIONABLE_P): Likewise.
9728 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
9729 (union tree_node): Remove sft field.
9730 * alias.c (get_alias_set): Remove special handling of SFTs.
9731 * print-tree.c (print_node): Remove handling of SFTs.
9732 * tree-dump.c (dequeue_and_dump): Likewise.
9733 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
9734 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
9735 * tree-predcom.c (set_alias_info): Do not set subvars.
9736 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
9737 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
9738 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
9739 (add_vars_for_offset): Remove.
9740 (add_virtual_operand): Remove special handling of SFTs.
9741 (add_call_clobber_ops): Likewise.
9742 (add_call_read_ops): Likewise.
9743 (get_asm_expr_operands): Likewise.
9744 (get_modify_stmt_operands): Likewise.
9745 (get_expr_operands): Likewise.
9746 (add_to_addressable_set): Likewise.
9747 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
9748 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9749 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
9750 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
9751 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
9752 (tree_node_structure): Likewise.
9753 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
9755 (find_what_p_points_to): Likewise.
9757 2008-05-08 Sa Liu <saliu@de.ibm.com>
9759 * config/spu/spu.md: Fixed subti3 pattern.
9761 2008-05-08 Richard Guenther <rguenther@suse.de>
9764 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
9765 sure to create a representative for trailing arrays for PTA.
9767 2008-05-08 Richard Guenther <rguenther@suse.de>
9770 * fold-const.c (operand_equal_p): Two objects which types
9771 differ in pointerness are not equal.
9773 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
9775 * calls.c (compute_argument_block_size): Add argument tree fndecl.
9776 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
9777 (emit_library_call_value_1): Add new variable fndecl initialized by
9778 NULL_TREE. It should be the decl type of orgfun, but this information
9779 seems not to be available here, so it uses the default calling abi.
9780 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
9781 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
9782 by TARGET_RETURN_IN_MEMORY.
9783 * config/i386/i386-interix.h: Likewise.
9784 * config/i386/i386.h: Likewise.
9785 * config/i386/i386elf.h: Likewise.
9786 * config/i386/ptx4-i.h: Likewise.
9787 * config/i386/sol2-10.h: Likewise.
9788 * config/i386/sysv4.h: Likewise.
9789 * config/i386/vx-common.h: Likewise.
9790 * config/cris/cris.h: Removed #if 0 clause.
9791 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
9792 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
9794 (ix86_sol10_return_in_memory): Likewise.
9795 (ix86_i386elf_return_in_memory): New.
9796 (ix86_i386interix_return_in_memory): New.
9797 * config/mt/mt-protos.h (mt_return_in_memory): New.
9798 * config/mt/mt.c: Likewise.
9799 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
9800 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
9801 * config/bfin/bfin.h: Likewise.
9802 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
9804 * config/bfin/bfin.c: Likewise.
9805 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
9806 * config/alpha/unicosmk.h: Likewise.
9807 * config/i386/cygming.h: Likewise.
9808 * config/iq2000/iq2000.h: Likewise.
9809 * config/mips/mips.h: Likewise.
9810 * config/mn10300/mn10300.h: Likewise.
9811 * config/rs6000/rs6000.h: Likewise.
9812 * config/score/score.h: Likewise.
9813 * config/spu/spu.h: Likewise.
9814 * config/v850/v850.h: Likewise.
9815 * defaults.h: Likewise.
9816 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
9817 * expr.c (emit_block_move): Adjust use of
9818 OUTGOING_REG_PARM_STACK_SPACE.
9819 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
9820 OUTGOING_REG_PARM_STACK_SPACE.
9821 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
9823 2008-05-08 Jakub Jelinek <jakub@redhat.com>
9825 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
9826 on OMP_RETURN for OMP_FOR.
9829 * dwarf2out.c (dw_expand_expr, common_check): Removed.
9830 (fortran_common): New function.
9831 (gen_variable_die): Call fortran_common instead of common_check,
9832 adjust for it returning tree instead of rtx. Formatting.
9834 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
9838 * see.c (see_copy_insn): Copy new pure const attributes for new call.
9839 * c-decl.c (merge_decls): Ditto.
9840 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
9841 to RTL_CONST_OR_PURE_CALL_P.
9842 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
9843 Initialized DECL_LOOPING_CONST_PURE.
9844 (process_call_operands): Set tree_side_effects properly.
9845 * tree.h (TREE_READONLY_DECL_P): Removed.
9846 (DECL_IS_PURE): Renamed to DECL_PURE_P.
9847 (DECL_LOOPING_OR_CONST_P): New macro.
9848 (struct tree_function_decl): Added looping_const_or_pure_p.
9850 (ECF_LOOPING_OR_CONST_P): New macro.
9851 * rtlanal.c (pure_const_p): Removed.
9852 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
9853 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
9854 to RTL_CONST_CALL_P.
9855 * ipa-pure-const.c (pure_const_state_e): Added looping field.
9856 (check_decl, check_tree, check_call, scan_function): Initialize
9858 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
9859 (static_execute): Set looping true for recursive functions.
9860 Undo setting state to IPA_NEITHER for recursive functions.
9862 * ifcvt.c (noce_can_store_speculate_p): Changed
9863 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
9864 RTL_CONST_OR_PURE_CALL_P.
9865 * dse.c (scan_insn): Ditto.
9866 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
9867 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
9868 RTL_CONST_OR_PURE_CALL_P.
9869 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
9870 pure_call_p to RTL_CONST_CALL_P.
9871 * gimplify.c (gimplify_call_expr): Clear side effects for
9872 non-looping pure and constant calls.
9873 * calls.c (emit_call_1): Set rtl flags from ecf flags.
9874 (flags_from_decl_or_type): Set ecf flags from decl flags.
9875 (initialize_argument_information): Turn off
9876 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
9877 Change const to pure if callee_copies is true rather than just
9879 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
9880 way of marking pure calls.
9881 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
9882 Remove hack that was supposed to fix pr7335 and remove old
9883 way of marking pure calls.
9884 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
9885 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
9886 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
9887 RTL_CONST_OR_PURE_CALL_P.
9888 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
9889 * loop-invariant.c (find_exits, find_invariant_bb): Changed
9890 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
9891 * sched-deps.c (schedule_analyze): Ditto.
9892 * rtl.h (struct rtx_def): Use call field, unchanging field, and
9893 return_val field of calls to represent pure and const function info.
9894 (CONST_OR_PURE_CALL_P): Deleted macro.
9895 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
9896 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
9897 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
9899 * tree-optimize.c (execute_fixup_cfg): Added test for
9900 ECF_LOOPING_CONST_OR_PURE.
9901 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
9903 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
9904 effects for looping pure or const calls.
9905 (verify_gimple_expr): Added verification code.
9906 * config/alpha/alpha.c (alpha_legitimize_address,
9907 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
9909 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
9910 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
9911 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
9912 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
9913 RTL_CONST_OR_PURE_CALL_P.
9914 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
9915 and const calls to be deleted.
9917 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
9920 * config/i386/mmx.md (mmx_subv2sf3): New expander.
9921 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
9922 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
9923 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
9924 to handle nonimmediate operands.
9925 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
9926 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
9927 to handle nonimmediate operands.
9928 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
9929 (mmx_pmulhrwv4hi3): New expander. Use
9930 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9931 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
9932 (sse2_umulv1siv1di3): New expander. Use
9933 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9934 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
9935 (mmx_eq<mode>3): New expander. Use
9936 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9937 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
9938 (mmx_uavgv8qi3): New expander. Use
9939 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9940 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
9941 (mmx_uavgv4hi3): New expander. Use
9942 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9944 * config/i386/sse.md
9945 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
9946 to handle nonimmediate operands.
9947 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
9948 to handle nonimmediate operands.
9949 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
9950 to handle nonimmediate operands.
9951 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
9952 to handle nonimmediate operands.
9953 (sse2_unpckhpd_exp): New expander. Use
9954 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9955 (sse2_unpcklpd_exp): New expander. Use
9956 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9957 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
9958 to handle nonimmediate operands.
9959 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
9960 to handle nonimmediate operands.
9961 (*sse2_<plusminus_insn><mode>3): Rename from
9962 sse2_<plusminus_insn><mode>3 insn pattern.
9963 (sse2_<plusminus_insn><mode>3): New expander. Use
9964 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9965 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
9966 (sse2_umulv2siv2di3): New expander. Use
9967 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9968 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
9969 (sse4_1_mulv2siv2di3): New expander. Use
9970 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9971 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
9972 (sse2_pmaddwd): New expander. Use
9973 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9974 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
9975 (sse2_eq<mode>3): New expander. Use
9976 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9977 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
9978 (sse4_1_eqv2di3): New expander. Use
9979 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9980 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
9981 (sse2_uavgv16qi3): New expander. Use
9982 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9983 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
9984 (sse2_uavgv16qi3): New expander. Use
9985 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9986 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
9987 (sse2_uavgv8hi3): New expander. Use
9988 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9989 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
9990 (ssse3_pmulhrswv8hi3): New expander. Use
9991 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9992 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
9993 (ssse3_pmulhrswv4hi3): New expander. Use
9994 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9996 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
9997 (<sse>_vmmul<mode>3): Ditto.
9998 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
10000 (ssse3_pmaddubsw128): Use register_operand for operand 1.
10001 (ssse3_pmaddubsw): Ditto.
10003 * config/i386/i386.c (struct_builtin_description)
10004 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
10005 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
10006 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
10007 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
10008 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
10009 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
10010 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
10011 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
10012 (ix86_fixup_binary_operands): Assert that src1
10013 and src2 must have the same mode when swapped.
10014 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
10015 and ix86_binary_operator_ok. Do not force operands in registers
10018 2008-05-07 Jan Hubicka <jh@suse.cz>
10020 * cgraph.c (dump_cgraph_node): Update.
10021 * cgraph.h (cgraph_local_info): Break out inline summary.
10022 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
10024 * ipa-inline (inline_summary): New accestor function.
10025 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
10026 cgraph_decide_inlining, compute_inline_parameters): Update.
10027 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
10029 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10031 Cleanup ColdFire scheduling support and add V4 pipeline model.
10033 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
10034 (define_attr cpu): Add cfv4 value.
10035 (define_attr type, define_attr type1): Merge into a single 'type'
10036 attribute. Update all uses.
10037 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
10038 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
10040 (define_attr opx_mem, define_attr opy_mem): Remove.
10041 (define_attr op_mem): Clean up, update comment.
10042 (define_attr size): Use specific values instead of general int.
10043 (define_attr guess, define_attr split): Remove. Update all uses.
10044 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
10045 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
10046 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
10047 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
10048 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
10049 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
10050 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
10051 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
10052 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
10053 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
10054 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
10055 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
10056 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
10057 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
10058 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
10059 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
10060 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
10061 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
10062 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
10063 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
10064 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
10065 Update or set attributes.
10066 (stack_tie): New fake instruction.
10068 * config/m68k/m68k.h (TUNE_CFV4): New macro.
10069 (m68k_sched_attr_size): Update declaration.
10070 (m68k_sched_attr_type2): Remove.
10071 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
10072 Declare new bypass predicates.
10074 * config/m68k/m68k.c (m68k_sched_issue_rate,
10075 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
10077 (TARGET_SCHED_ISSUE_RATE,
10078 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
10079 (override_options): Handle scheduling for ColdFire V4 core.
10080 (m68k_expand_prologue): Emit stack_tie.
10081 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
10082 'OP_TYPE_FPN'. Update all uses.
10083 (sched_guess_p): Remove.
10084 (sched_address_type): Handle symbolic addresses.
10085 (sched_get_operand): New static function.
10086 (sched_operand_type): Merge into sched_attr_op_type.
10087 (sched_attr_op_type): Handle FP registers, handle quick constants,
10089 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
10090 (m68k_sched_attr_size): Update. Move logic to ...
10091 (sched_get_attr_size_int): New static function.
10092 (sched_get_opxy_mem_type): New static function.
10093 (m68k_sched_attr_op_mem): Update.
10094 (m68k_sched_attr_type2): Remove.
10095 (sched_cfv4_bypass_data): New static variable.
10096 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
10097 (m68k_sched_issue_rate): Implement scheduler hook.
10098 (struct _sched_ib: enabled_p): New field.
10099 (m68k_sched_variable_issue): Update. Handle V4.
10100 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
10101 sched_dump_class_func_t, sched_dump_split_class,
10102 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
10103 sched_dump_dfa_class, m68k_sched_dump): Remove.
10104 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
10106 (m68k_sched_init_global): Remove statisctics dumping, introduce
10107 sanity check that all instructions have pipeline reservations. Handle
10109 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
10110 Handle ColdFire V4 core.
10111 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
10112 New static functions.
10113 (m68k_sched_address_bypass_p): New bypass predicate.
10114 (sched_get_indexed_address_scale): New static function.
10115 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
10117 * cf.md: Update comments.
10118 (define_attr type2): Remove. Use 'type' attribute instead.
10120 (cf_ib): Rename to cfv123_ib. Update all uses.
10121 (cf_oep): Rename to cfv123_oep. Update all uses.
10122 (cf_chr): Rename to cfv123_chr. Update all uses.
10123 (cf_mem): Rename to cfv123_mem. Update all uses.
10124 (cf_mac): Move to more appropriate place.
10125 (cfv123_guess): New automaton and cpu_unit.
10126 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
10127 Update uses of 'size' attribute. Handle before reload scheduling.
10128 (cfv123_guess): New dummy reservation for unhandled instructions.
10129 (cfv4_*): Pipeline description of ColdFire V4 core.
10130 (ignore): New reservation to handle 'ignore' type.
10132 2008-05-07 Ian Lance Taylor <iant@google.com>
10134 PR middle-end/36013
10135 * gimplify.c (find_single_pointer_decl_1): Don't look through
10137 (find_single_pointer_decl): Adjust comments.
10139 2008-05-07 Jakub Jelinek <jakub@redhat.com>
10141 PR middle-end/36137
10142 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
10143 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
10145 PR middle-end/36106
10146 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
10147 integral type rather than floating point, then VIEW_CONVERT_EXPR
10148 to the floating point type.
10150 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
10152 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
10153 TFmode op0 to register.
10155 2008-05-07 Alan Modra <amodra@bigpond.net.au>
10157 * c-decl.c (grokdeclarator): Comment typo.
10159 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
10161 * tree-flow.h: Remove prototype for computed_goto_p.
10162 * tree-cfg.c (computed_goto_p): Make static.
10164 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
10167 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
10168 (contains_aligned_value_p): This. Handle _Decimal128.
10169 (ix86_function_arg_boundary): Only align _Decimal128 to its
10170 natural boundary and handle it properly.
10172 2008-05-06 Martin Jambor <mjambor@suse.cz>
10174 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
10175 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
10176 (ipcp_method_set_orig_node): Removed.
10177 (ipcp_cval_get_cvalue_type): Removed.
10178 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
10179 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
10180 (ipcp_cval_set_cvalue_type): Removed.
10181 (ipcp_cval_get_cvalue): Removed.
10182 (ipcp_cval_set_cvalue): Removed.
10183 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
10184 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
10185 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
10186 (ipcp_cval_meet): Renamed to ipa_lattice_meet
10187 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
10188 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
10189 (ipcp_get_ith_lattice): Changed parameters.
10190 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
10191 (ipcp_lattice_from_jfunc): Changed parameters.
10192 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
10193 (ipcp_method_cval_print): Added temporary variable info.
10194 (ipcp_redirect): Removed already unused local variable caller.
10195 (ipcp_redirect): New temporary variable orig_callee_info
10196 (ipcp_redirect): Removed newly unused local variable callee.
10197 (ipcp_redirect): Removed (a bit confusing) local variable type.
10198 (ipcp_insert_stage): Added local variable info.
10199 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
10201 (ipcp_formal_create): Removed.
10202 (ipcp_method_cval_set): Removed.
10203 (ipcp_propagate_stage): Renamed lattice variables.
10204 (ipcp_method_cval_set_cvalue_type): Removed.
10205 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
10206 (ipcp_print_all_lattices): Changed printed strings to refer to
10207 lattices rather than cvals.
10208 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
10209 (ipcp_propagate_const): Changed formal parameters.
10210 (build_const_val): Changed formal parameters.
10211 (ipcp_insert_stage): Removed useless variable cvalue
10212 (build_const_val): Changed formal parameters.
10213 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
10214 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
10215 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
10216 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
10217 (ipcp_print_func_profile_counts): Changed string from "method" to
10219 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
10220 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
10221 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
10222 (ipcp_structures_print): Renamed to ipcp_print_all_structures
10223 (ipcp_profile_print): Renamed to ipcp_print_profile_data
10224 (ipcp_lat_is_const): Changed parameters and made inline.
10225 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
10226 (ipcp_redirect): Renamed to ipcp_need_redirect_p
10227 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
10228 the predicate condition directly
10229 (ipcp_propagate_stage): Added local variable args. Removed local
10230 variable callee. (Both are mere code simplifications.)
10231 (ipcp_method_dont_insert_const): Renamed to
10232 ipcp_node_not_modifiable_p.
10233 (ipcp_node_not_modifiable_p): Made inline.
10234 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
10235 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
10236 (ipcp_print_all_lattices): Removed variable cvalue
10237 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
10240 2008-05-06 Olivier Hainque <hainque@adacore.com>
10242 * tree-sra.c (try_instantiate_multiple_fields): Early return
10243 if field has POINTER_TYPE.
10245 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
10247 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
10248 by using 'q' specifier for instruction.
10249 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
10251 2008-05-06 Anatoly Sokolov <aesok@post.ru>
10253 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
10254 Change mode of zero_extract from QImode to HImode.
10255 (sign bit tests peepholes): (Ditto.).
10257 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
10259 * config/i386/mmx.md: Remove double backslashes from asm templates.
10260 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
10261 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10262 to handle nonimmediate operands.
10263 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
10264 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10265 to handle nonimmediate operands.
10266 (*mmx_<code>v2sf3_finite): New insn pattern.
10267 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
10268 (mmx_<code>v2sf3): New expander. Use
10269 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10270 (mmx_<plusminus_insn><mode>3): New expander. Use
10271 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10272 (*mmx_<plusminus_insn><mode>3): New insn pattern.
10273 (mmx_add<mode>3): Removed.
10274 (mmx_ssadd<mode>3): Ditto.
10275 (mmx_usadd<mode>3): Ditto.
10276 (mmx_sub<mode>3): Ditto.
10277 (mmx_sssub<mode>3): Ditto.
10278 (mmx_ussub<mode>3): Ditto.
10279 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
10280 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
10281 to handle nonimmediate operands.
10282 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
10284 (mmx_smulv4hi3_highpart): New expander. Use
10285 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10286 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
10288 (mmx_umulv4hi3_highpart): New expander. Use
10289 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10290 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
10291 (mmx_<code>v4hi3): New expander. Use
10292 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10293 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
10294 (mmx_<code>v8qi3): New expander. Use
10295 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10296 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
10297 (mmx_<code><mode>3): New expander. Use
10298 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10300 2008-05-05 Jan Hubicka <jh@suse.cz>
10302 PR tree-optimization/36118
10303 * passes.c (pass_init_dump_file): Fix dump header.
10305 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10307 PR middle-end/36141
10308 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
10309 VCE for function decls.
10311 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10313 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
10315 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10317 * config/i386/i386.md (sat_plusminus): New.
10318 (plusminus_insn): Likewise.
10319 (plusminus_mnemonic): Likewise.
10321 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
10322 (*<addsub><mode>3_cc_overflow): Renamed to ...
10323 (*<plusminus_insn><mode>3_cc_overflow): This.
10324 (*<addsub>si3_zext_cc_overflow): Renamed to ...
10325 (*<plusminus_insn>si3_zext_cc_overflow): This.
10327 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
10328 (<plusminus_insn><mode>3): This.
10329 (*<addsub><mode>3): Renamed to ...
10330 (*<plusminus_insn><mode>3): This.
10331 (<sse>_vm<addsub><mode>3): Renamed to ...
10332 (<sse>_vm<plusminus_insn><mode>3): This.
10333 (sse3_h<addsub>v4sf3): Renamed to ...
10334 (sse3_h<plusminus_insn>v4sf3): This.
10335 (sse3_h<addsub>v2df3): Renamed to ...
10336 (sse3_h<plusminus_insn>v2df3): This.
10337 (<plusminus_insn><mode>3): New.
10338 (*<plusminus_insn><mode>3): Likewise.
10339 (sse2_<plusminus_insn><mode>3): Likewise.
10340 (add<mode>): Removed.
10341 (*add<mode>3): Likewise.
10342 (sse2_ssadd<mode>3): Likewise.
10343 (sse2_usadd<mode>3): Likewise.
10344 (sub<mode>3): Likewise.
10345 (*sub<mode>3): Likewise.
10346 (sse2_sssub<mode>3): Likewise.
10347 (sse2_ussub<mode>3): Likewise.
10349 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
10351 * gthr-single.h: Add in required interface elements as per gthr.h.
10352 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
10353 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
10354 Generalize UNUSED macro.
10355 (__gthread_once): Add.
10356 (__gthread_key_create): Add.
10357 (__gthread_key_delete): Add.
10358 (__gthread_getspecific): Add.
10359 (__gthread_setspecific): Add.
10361 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
10363 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
10364 the same size types for the indirect reference on the rhs, then
10367 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
10369 * config/i386/i386.md
10370 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
10371 one insn template instead of template series.
10372 (*xordi_1_rex64): Ditto.
10373 (*xordi_2_rex64): Ditto.
10375 2008-05-05 Ira Rosen <irar@il.ibm.com>
10377 PR tree-optimization/36119
10378 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
10381 2008-06-04 Jan Hubicka <jh@suse.cz>
10383 tree-optimization/36100
10384 * tree-pass.h (pass_O0_always_inline): Declare.
10385 * ipa-inline.c (inline_transform): Remove dead code.
10386 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10387 pass_O0_always_inline): New.
10388 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
10390 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
10392 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
10393 mnemonic in this_param move for TARGET_64BIT.
10395 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
10397 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
10398 (*strmovsi_rex_1): Ditto.
10399 (*strsetsi_1): Ditto.
10400 (*strsetsi_rex_1): Ditto.
10402 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
10403 adddicc expanders using SWI mode iterator.
10405 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
10408 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
10411 2008-05-04 David S. Miller <davem@davemloft.net>
10413 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
10414 (sparc*-*-linux*): Use linux.h in tm_file.
10415 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
10416 compiler defaulting to 32-bit.
10417 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
10419 * config/sparc/linux.h: Remove definitions now obtained
10420 properly from linux.h
10421 * config/sparc/linux64.h: Likewise.
10422 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
10423 don't want this setting for 32-bit builds in a biarch compiler.
10424 * doc/install.texi: Add sparc-linux to list of targets
10425 supporting --enable-targets=all.
10427 2008-05-03 Andrew Pinski <pinskia@gmail.com>
10429 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
10431 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
10433 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
10434 after V4SI_FTYPE_V8HI.
10435 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
10436 case V4SI_FTYPE_V2DF.
10438 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
10440 * doc/invoke.texi (max-flow-memory-locations): Removed.
10441 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
10443 2008-05-03 Richard Guenther <rguenther@suse.de>
10445 PR middle-end/34973
10446 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
10448 2008-05-02 David S. Miller <davem@davemloft.net>
10450 * config.gcc (need_64bit_hwint): Document libcpp dependency.
10452 2008-05-02 Simon Baldwin <simonb@google.com>
10455 * c-common.h (warn_array_subscript_range): Removed.
10456 * c-common.c (warn_array_subscript_range): Ditto.
10457 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
10458 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
10460 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10462 * config/i386/i386.c (ix86_special_builtin_type): New.
10463 (bdesc_special_args): Likewise.
10464 (ix86_expand_special_args_builtin): Likewise.
10465 (ix86_init_mmx_sse_builtins): Updated.
10466 (ix86_expand_builtin): Updated.
10467 (ix86_expand_store_builtin): Removed.
10468 (ix86_expand_unop_builtin): Likewise.
10470 * config/i386/mm3dnow.h (__v2sf): Moved to ...
10471 * config/i386/mmintrin.h (__v2sf): Here.
10473 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
10475 (_mm_loadl_pi): Likewise.
10476 (_mm_storeh_pi): Replace __v2si with __v2sf.
10477 (_mm_storel_pi): Likewise.
10479 * doc/extend.texi: Correct __builtin_ia32_loadhps,
10480 __builtin_ia32_loadlps, __builtin_ia32_storehps,
10481 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
10482 __builtin_ia32_loadlpd.
10484 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10486 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
10487 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
10488 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
10489 (ix86_init_mmx_sse_builtins): Updated.
10490 (ix86_expand_args_builtin): Likewise.
10491 (ix86_expand_builtin): Likewise.
10492 (ix86_expand_unop1_builtin): Renamed to ...
10493 (ix86_expand_unop_vec_merge_builtin): This.
10495 2008-05-01 Jan Hubicka <jh@suse.cz>
10498 * ipa-inline.c (inline_generate_summary): Make static.
10499 (inline_transform): Do not call inlining at -O0; make static.
10500 * passes.c (execute_todo): Add sanity check.
10501 (execute_one_ipa_transform_pass): Execute proper flags.
10503 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
10505 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
10506 (DECL_NONADDRESSABLE_P): Likewise.
10507 * alias.c (record_component_aliases): Fix comment.
10509 2008-05-01 Simon Baldwin <simonb@google.com>
10511 * c-common.h (warn_array_subscript_range): New function.
10512 * c-common.c (warn_array_subscript_range): Ditto.
10513 * tree-vrp.c (check_array_ref): Corrected code to agree with
10514 comment, ignoring only arrays of size 0 or size 1.
10515 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
10517 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10519 * config/i386/i386.c (ix86_builtin_type): Replace
10520 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
10521 (bdesc_args): Updated.
10522 (ix86_init_mmx_sse_builtins): Likewise.
10523 (ix86_expand_args_builtin): Likewise.
10525 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
10528 * doc/extend.texi: Correct __builtin_ia32_palignr.
10530 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10533 * config/i386/i386.c (bdesc_crc32): Removed.
10534 (ix86_expand_crc32): Likewise.
10535 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
10536 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
10537 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
10538 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
10539 UINT_FTYPE_UINT_UCHAR.
10540 (bdesc_args): Updated. Add crc32 builtins.
10541 (ix86_init_mmx_sse_builtins): Updated.
10542 (ix86_expand_args_builtin): Updated to support subreg.
10544 * doc/extend.texi: Correct __builtin_ia32_crc32di.
10546 2008-05-01 Jan Hubicka <jh@suse.cz>
10548 * tree-pass.h (opt_pass): Add IPA_PASS.
10549 (varpool_node, cgraph_node): Forward declare.
10550 (ipa_opt_pass): Define.
10551 (pass_ipa_inline): Turn into ipa_opt_pass.
10552 (pass_apply_inline): Remove.
10553 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
10554 (apply_inline): Turn into ....
10555 (inline_transform): ... this one.
10556 (inline_generate_summary): New function.
10557 (pass_apply_inline): Remove.
10558 * function.h (ipa_opt_pass): Forward declare structure; typedef;
10560 (struct function): Add ipa_transforms_to_apply.
10561 * passes.c (register_one_dump_file): Work on IPA_PASS.
10562 (init_optimization_passes): Remove pass_inline_parameters and
10564 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
10565 (execute_one_pass) ... here; apply transforms when possible.
10566 (add_ipa_transform_pass, execute_ipa_summary_asses,
10567 execute_one_ipa_transform_pass): New.
10568 (execute_ipa_pass_list): Update for IPA_PASS type.
10570 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10572 * config/i386/i386.c (ix86_builtin_type): Add
10573 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
10574 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
10575 (bdesc_args): Add SSE4a builtins.
10576 (ix86_init_mmx_sse_builtins): Updated.
10577 (ix86_expand_args_builtin): Likewise.
10578 (ix86_expand_builtin): Likewise.
10580 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10582 * config/i386/i386.c (ix86_builtin_type): Add
10583 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
10584 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
10585 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
10586 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
10587 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
10588 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
10589 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
10590 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
10591 and DI_FTYPE_DI_DI_INT.
10592 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
10593 (ix86_init_mmx_sse_builtins): Updated.
10594 (ix86_expand_args_builtin): Likewise.
10595 (ix86_expand_builtin): Likewise.
10596 (ix86_expand_binop_imm_builtin): Removed.
10598 * doc/extend.texi: Correct __builtin_ia32_palignr128.
10600 2008-04-30 Richard Guenther <rguenther@suse.de>
10602 PR tree-optimization/32921
10603 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
10605 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
10607 * config/arm/arm.c (arm_unwind_emit): Use
10608 crtl->all_throwers_are_sibcalls instead of
10609 cfun->all_throwers_are_sibcalls.
10610 (arm_output_fn_unwind): Likewise.
10611 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
10612 instead of cfun->uses_pic_offset_table.
10613 (frv_expand_prologue): Likewise.
10614 (frv_frame_pointer_required): Likewise.
10615 (frv_expand_fdpic_call): Likewise.
10616 (frv_emit_movsi): Likewise.
10617 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
10618 cfun->returns_pcc_struct instead of
10619 current_function_returns_pcc_struct.
10620 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
10621 instead of cfun->calls_eh_return.
10622 (m32c_pushm_popm): Likewise.
10623 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
10624 "extern" declaration.
10626 2008-04-30 Richard Guenther <rguenther@suse.de>
10628 PR tree-optimization/21636
10629 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
10631 (evaluate_stmt): Print the likely value.
10632 (ccp_visit_stmt): Avoid excessive vertical spacing.
10634 2008-04-30 Rafael Espindola <espindola@google.com>
10636 * builtins.c (fold_call_expr): Return realret.
10637 * tree-ssa-threadedge.c
10638 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
10639 __builtin_object_size.
10641 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
10643 * gcc.c (wrapper_string): New variable.
10644 (insert_wrapper): New function.
10645 (execute): New option -wrapper.
10646 * doc/invoke.texi (Overall Options): New driver option -wrapper.
10648 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
10650 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
10651 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
10652 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
10654 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
10655 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
10656 config/rs6000/e500crtres64gprctr.asm,
10657 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
10658 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
10659 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
10660 config/rs6000/e500crtsav64gprctr.asm,
10661 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
10662 config/rs6000/e500crtsavg64gprctr.asm: New files.
10663 * config/rs6000/t-ppccomm: Add build rules for new files.
10664 (LIB2FUNCS_STATIC_EXTRA): Add new files.
10665 * config/rs6000/t-netbsd: Add build rules for new files.
10666 (LIB2FUNCS_STATIC_EXTRA): New variable.
10667 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
10668 (CRTSAVRES_DEFAULT_SPEC): Likewise.
10669 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
10671 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
10673 * config/i386/i386.c (ix86_builtin_type): Add
10674 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
10675 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
10676 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
10677 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
10678 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
10679 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
10680 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
10681 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
10682 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
10683 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
10684 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
10685 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
10686 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
10687 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
10688 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
10689 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
10690 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
10691 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
10692 V1DI_FTYPE_V2SI_V2SI.
10693 (bdesc_2arg): Moved to ...
10694 (bdesc_args): Here.
10695 (ix86_init_mmx_sse_builtins): Updated.
10696 (ix86_expand_args_builtin): Updated. Take a pointer
10697 to const struct builtin_description. Handle comparison
10699 (ix86_expand_sse_compare): Take a new argument for swapping operands.
10700 (ix86_expand_builtin): Updated.
10702 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
10703 (ssse3_pmaddubsw128): This.
10704 (ssse3_pmaddubswv4hi3): Renamed to ...
10705 (ssse3_pmaddubsw): This.
10707 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
10708 (__builtin_ia32_packssdw128): Likewise.
10709 (__builtin_ia32_packuswb128): Likewise.
10710 (__builtin_ia32_pmaddubsw): Likewise.
10711 (__builtin_ia32_pmaddubsw128): Likewise.
10713 2008-04-30 Richard Guenther <rguenther@suse.de>
10715 PR tree-optimization/14847
10716 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
10717 (recognize_bits_test): Use it.
10718 (recognize_single_bit_test): Likewise.
10720 2008-04-30 Martin Jambor <mjambor@suse.cz>
10722 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
10723 instead of setting number of formal parameters to zero.
10724 (ipcp_init_stage): Do not set the number of actual parameters to zero
10726 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
10727 which are called with variable number of arguments.
10728 (ipcp_insert_stage): Explicitely skipping all nodes which are
10729 called with variable number of arguments.
10730 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
10731 number of parameters.
10733 * ipa-prop.h (struct ipa_node_params): Added flag
10734 called_with_var_arguments
10735 (ipa_set_param_count): Added. Changed sole setter to use it.
10736 (ipa_get_param_count): Added. All readers of param_count
10737 converted to use it instead.
10738 (ipa_set_called_with_variable_arg): Added.
10739 (ipa_is_called_with_var_arguments): Added.
10740 (ipa_get_ith_param): Added. All readers of param_decls converted
10742 (ipa_set_cs_argument_count): Added, sole writer to argument_count
10744 (ipa_get_cs_argument_count): Added, all readers of argument_count
10746 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
10749 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
10750 (struct ipcp_lattice): Renamed cval_type to type
10751 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
10753 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
10754 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
10755 (ipcp_insert_stage): Changed the type of variable cvalue to tree
10756 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
10757 (build_const_val): Changed the type of parameter cvalue to tree
10758 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
10759 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
10761 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
10764 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
10765 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
10766 (ipa_add_method): Renamed to ipa_push_func_to_list
10767 (ipa_remove_method): Renamed to ipa_pop_func_from_list
10768 (ipa_callsite_param_count): Removed.
10769 (ipa_callsite_param_count_set): Removed.
10770 (ipa_callsite_param): Removed.
10771 (ipa_callsite_callee): Removed.
10772 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
10773 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
10774 (ipa_method_formal_count): Removed.
10775 (ipa_method_formal_count_set): Removed.
10776 (ipa_method_get_tree): Removed.
10777 (ipa_method_tree_map_create): Removed.
10778 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
10779 (ipa_create_param_decls_array): Creates the array itself
10780 (ipa_create_param_decls_array): Temporary variable info instead of
10781 a few dereferences.
10782 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
10783 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
10784 (get_type): Removed.
10785 (ipa_jf_get_info_type): Removed.
10786 (ipa_node_create): Renamed to ipa_create_node_params
10787 (ipa_free): Renamed to ipa_free_all_node_params
10788 (ipa_nodes_create): Renamed to ipa_create_all_node_params
10789 (ipa_edges_create): Renamed to ipa_create_all_edge_args
10790 (ipa_edges_free): Renamed to ipa_free_all_edge_args
10791 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
10792 (ipa_free_all_node_params): Deallocation to jump_functions moved to
10793 ipa_free_all_edge_args
10794 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
10795 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
10796 (ipa_create_methodlist_node): Removed.
10797 (ipa_methodlist_method): Removed.
10798 (ipa_methodlist_method_set): Removed.
10799 (ipa_methodlist_next_method): Removed.
10800 (ipa_methodlist_next_method_set): Removed.
10801 (ipa_method_is_modified): Removed.
10802 (ipa_method_modify_create): Removed.
10803 (ipa_method_modify_init): Temporary variable info instead of a few
10805 (ipa_detect_param_modifications): Temporary variable info instead of
10806 a few dereferences.
10807 (ipa_compute_jump_functions): Temporary variable info instead of
10808 a few dereferences.
10809 (ipa_method_modify_set): Removed.
10810 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
10811 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
10812 than craph_node as the first parameter.
10813 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
10814 (ipa_method_modify_init): Removed.
10815 (ipa_compute_jump_functions): Added a temp variable instead of
10816 repeatadly dereferencing the cgraph_edge.aux pointer
10817 (ipa_callsite_param_set_type): Removed.
10818 (ipa_compute_jump_functions): i renamed to index and moved to
10820 (ipa_callsite_param_set_info_type_formal): Removed.
10821 (ipa_callsite_param_set_info_type): Removed.
10822 (ipa_callsite_param_map_create): Removed.
10823 (ipa_callsite_tree): Removed.
10824 (ipa_callsite_caller): Removed.
10825 (ipa_pop_func_from_list): return_method removed to return_func
10827 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
10828 prefixed all values with IPA_. Changed all users.
10829 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
10830 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
10831 and FORMAL_IPATYPE IPA_PASS_THROUGH.
10832 (union parameter_info): Renamed to jump_func_value.
10833 (union jump_func_value): Renamed value to constant
10834 (struct ipa_jump_func): Renamed info_type to value
10835 (struct ipa_node): Renamed to ipa_node_params
10836 (struct ipa_node_params): Renamed ipa_arg_num to param_count
10837 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
10838 (struct ipa_node_params): Renamed ipa_mod to modified_flags
10839 (struct ipa_edge): Renamed to ipa_edge_args
10840 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
10841 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
10842 (struct ipa_methodlist): Renamed to ipa_func_list
10843 (struct ipa_func_list): method_p renamed to node, next_method
10845 (ipa_methodlist_p): Removed, switched all users to struct pointer
10846 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
10848 2008-04-30 Alan Modra <amodra@bigpond.net.au>
10850 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
10851 (rs6000_emit_epilogue): Use backchain to restore only when we
10852 have a large frame. Make use of frame pointer to restore if we
10853 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
10855 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
10857 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
10858 Add mode to zero_extract.
10859 (sign bit tests peepholes): (Ditto.).
10861 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
10863 * config/i386/i386.c (ix86_builtins): Replace Prescott New
10864 Instructions in comments with SSE3.
10865 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
10866 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
10867 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
10868 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
10869 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
10870 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
10871 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
10872 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
10873 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
10874 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
10875 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
10876 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
10877 (bdesc_sse_args): Renamed to ...
10878 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
10879 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
10880 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
10881 IX86_BUILTIN_FABSQ.
10882 (bdesc_1arg): Moved to ...
10883 (bdesc_args): Here.
10884 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
10885 Instructions in comments with SSE3.
10886 (ix86_expand_sse_operands_builtin): Renamed to ...
10887 (ix86_expand_args_builtin): This. Updated.
10888 (ix86_expand_unop1_builtin): Update comments.
10889 (ix86_expand_builtin): Updated.
10891 2008-04-29 Richard Guenther <rguenther@suse.de>
10893 PR tree-optimization/36078
10894 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
10895 Update virtual SSA form after cleaning up the CFG.
10897 2008-04-29 Richard Guenther <rguenther@suse.de>
10899 PR middle-end/15255
10900 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
10902 2008-04-29 Richard Guenther <rguenther@suse.de>
10904 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
10905 (compute_may_aliases): Do not call finalize_ref_all_pointers.
10906 (compute_flow_insensitive_aliasing): Do not treat
10907 PTR_IS_REF_ALL pointers special.
10908 (get_smt_for): Likewise.
10909 (may_alias_p): Re-structure.
10910 (is_escape_site): A ref-all pointer conversion is not an escape site.
10911 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
10912 PTR_IS_REF_ALL pointers special.
10913 * tree-ssa-structalias.h (struct alias_info): Remove
10914 ref_all_symbol_mem_tag field.
10915 (PTR_IS_REF_ALL): Remove.
10917 2008-04-29 Richard Guenther <rguenther@suse.de>
10919 PR middle-end/36077
10920 * fold-const.c (extract_muldiv_1): In combining division constants
10921 make sure to never overflow.
10923 2008-04-29 Nick Clifton <nickc@redhat.com>
10925 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
10927 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10930 * optc-gen.awk: Work around HP-UX/IA awk bug.
10932 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
10934 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
10937 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
10940 * config/i386/i386.md
10941 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
10942 Change operand 1 predicate to nonimmediate_operand.
10944 2008-04-28 Jakub Jelinek <jakub@redhat.com>
10947 * dwarf2out.c (struct die_struct): Mark as chain_circular through
10949 * gengtype.c (walk_type, write_func_for_structure): Handle
10951 * doc/gty.texi: Document chain_circular.
10953 2008-04-28 Richard Guenther <rguenther@suse.de>
10955 PR tree-optimization/36066
10956 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
10959 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
10962 * config/i386/i386.md
10963 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
10964 Use match_scratch instead of match_operand for operands 3 and 4.
10966 2008-04-27 Richard Guenther <rguenther@suse.de>
10968 PR tree-optimization/18754
10969 PR tree-optimization/34223
10970 * tree-pass.h (pass_complete_unrolli): Declare.
10971 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
10972 loop size before and after unconditionally of UL_NO_GROWTH in effect.
10973 Rewrite loop into loop closed SSA form if it is not already.
10974 (tree_unroll_loops_completely): Re-structure to iterate over
10975 innermost loops with intermediate CFG cleanups.
10976 Unroll outermost loops only if requested or the code does not grow
10978 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
10979 loops are available.
10980 (tree_vectorize): Instead do so here.
10981 (tree_complete_unroll): Also unroll outermost loops.
10982 (tree_complete_unroll_inner): New function.
10983 (gate_tree_complete_unroll_inner): Likewise.
10984 (pass_complete_unrolli): New pass.
10985 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
10986 uses outside of the loop.
10987 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
10988 form if it is available.
10989 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
10990 * passes.c (init_optimization_passes): Schedule complete inner
10991 loop unrolling pass before the first CCP pass after final inlining.
10993 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
10995 * targhooks.h (default_emutls_var_fields,
10996 default_emutls_var_init): Declare.
10997 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
10998 * target.h (struct gcc_target): Add struct emutls member.
10999 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
11000 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
11001 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
11002 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
11003 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
11004 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
11005 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
11006 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
11007 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
11008 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
11009 emit debug information.
11010 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
11011 * varasm.c: Include targhooks.h.
11012 (emutls_object_section, emutls_tmpl_section): New.
11013 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
11014 (EMUTLS_SEPARATOR): New.
11015 (prefix_name): New.
11016 (get_emutls_object_name): New.
11017 (default_emutls_var_fields): New, broken out of ...
11018 (get_emutls_object_type): ... here. Adjust to use target hooks.
11019 (get_emutls_init_templ_addr): Adjust to use target hooks.
11020 (emutls_decl): Adjust to use target hooks.
11021 (emutls_finish): Likewise.
11022 (default_emutls_var_init): New, broken out of ...
11023 (assemble_variable): ... here. Adjust to use target hooks.
11024 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
11025 SECCAT_EMUTLS_TMPL.
11026 * c-common.c (handle_section_attribute): Prevent overriding
11027 sections for emulated tls with special sections.
11028 * config/i386/i386.c (x86_64_elf_select_section): Add
11029 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
11030 (x86_64_elf_unique_section): Likewise.
11031 * config/vxworks.c: Include tree.h.
11032 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
11033 (vxworks_override_options): Set TLS scheme.
11034 * doc/tm.texi (Emulated TLS): New node.
11036 2008-04-26 Simon Baldwin <simonb@google.com>
11039 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
11040 with propagated string constants.
11042 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
11044 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
11045 constraint for operand 2 when operand 0 is memory operand.
11046 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
11047 operand 0 is memory operand.
11048 (fix_trunc<mode>_i387_with_temp): Ditto.
11049 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
11050 operand 2 when operand 1 is memory operand.
11051 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
11052 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
11053 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
11054 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11055 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
11056 operands 2,3 and 4 when operand 1 is memory operand.
11057 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
11059 (fistdi2_floor_with_temp): Ditto.
11060 (fist<mode>2_floor_with_temp): Ditto.
11061 (fistdi2_ceil_with_temp): Ditto.
11062 (fist<mode>2_ceil_with_temp): Ditto.
11063 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
11065 2008-04-26 David Daney <ddaney@avtrex.com>
11067 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
11069 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
11070 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11071 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11072 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
11073 (compare_and_swap_12): New insn.
11074 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
11075 * config/mips/mips.c (mips_force_binary): New function.
11076 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
11077 (mips_expand_compare_and_swap_12): New function.
11078 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
11080 2008-04-25 Jan Hubicka <jh@suse.cz>
11083 * cfgexpand.c (pass_expand): Turn into RTL pass.
11084 * passes.c (execute_one_pass): Do pass typechecking after execution.
11085 * tree-pass.h (pass_expand): Turn into RTL pass.
11087 * function.h (struct rtl_data): Move here fields
11088 accesses_prior_frames, calls_eh_return, saves_all_registers,
11089 has_nonlocal_goto, has_asm_statement, is_thunk,
11090 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
11091 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
11092 arg_pointer_save_area_init from struct function; turn into bool.
11093 (struct function): Move
11094 calls_eh_return, saves_all_registers, has_nonlocal_goto,
11095 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
11096 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
11097 tail_call_emit, arg_pointer_save_area_init
11098 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
11099 (current_function_returns_struct, current_function_returns_pcc_struct,
11100 current_function_calls_setjmp, current_function_calls_alloca,
11101 current_function_accesses_prior_frames,
11102 current_function_calls_eh_return, current_function_is_thunk,
11103 current_function_stdarg, current_function_profile,
11104 current_function_limit_stack, current_function_uses_pic_offset_table,
11105 current_function_uses_const_pool, current_function_has_nonlocal_label,
11106 current_function_saves_all_registers,
11107 current_function_has_nonlocal_goto,
11108 current_function_has_asm_statement): Remove accesor macros.
11109 * ra-conflict.c (global_conflicts): Update.
11110 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
11111 (suitable_for_tail_call_opt_p): Update.
11112 * builtins.c (expand_builtin_return_addr): Update.
11113 (expand_builtin_setjmp_setup): Update.
11114 (expand_builtin_nonlocal_goto): Update.
11115 * final.c (final_start_function): Update.
11116 (profile_function): Update.
11117 (leaf_function_p): Update.
11118 (only_leaf_regs_used): Update.
11119 * df-scan.c (df_get_exit_block_use_set): Update.
11120 * dojump.c (clear_pending_stack_adjust): Update.
11121 * tree-stdarg.c (gate_optimize_stdarg): Update.
11122 * gimple-low.c (lower_function_body): Update.
11123 * global.c (compute_regsets): Update.
11124 (global_alloc): Update.
11125 * dwarf2out.c (dwarf2out_begin_prologue): Update.
11126 * expr.c (expand_assignment): Update.
11127 * dse.c (dse_step0): Update.
11128 (dse_step1): Update.
11129 * c-decl.c (store_parm_decls): Update.
11130 * local-alloc.c (combine_regs): Update.
11131 (find_free_reg): Update.
11132 * function.c (assign_parms_augmented_arg_list): Update.
11133 (assign_parm_find_data_types): Update.
11134 (assign_parms): Update.
11135 (allocate_struct_function): Update.
11136 (expand_function_start): Update.
11137 (expand_function_end): Update.
11138 (get_arg_pointer_save_area): Update.
11139 (thread_prologue_and_epilogue_insns): Update.
11140 (rest_of_match_asm_constraints): Update.
11141 * stor-layout.c (variable_size): Update.
11142 * gcse.c (gcse_main): Update.
11143 (bypass_jumps): Update.
11144 * gimplify.c (gimplify_function_tree): Update.
11145 * calls.c (emit_call_1): Update.
11146 (expand_call): Update.
11147 * bt-load.c (compute_defs_uses_and_gen): Update.
11148 * except.c (sjlj_assign_call_site_values): Update.
11149 (sjlj_emit_function_enter): Update.
11150 (can_throw_external): Update.
11151 (set_nothrow_function_flags): Update.
11152 (expand_builtin_unwind_init): Update.
11153 (expand_eh_return): Update.
11154 (convert_to_eh_region_ranges): Update.
11155 (output_function_exception_table): Update.
11156 * emit-rtl.c (gen_tmp_stack_mem): Update.
11157 * cfgexpand.c (expand_used_vars): Update.
11158 (tree_expand_cfg): Update.
11159 * cfgcleanup.c (rest_of_handle_jump): Update.
11160 * explow.c (allocate_dynamic_stack_space): Update.
11161 * varasm.c (assemble_start_function): Update.
11162 (force_const_mem): Update.
11163 (mark_constant_pool): Update.
11164 * tree-optimize.c (tree_rest_of_compilation): Update.
11165 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
11166 * tree-cfg.c (notice_special_calls): Update.
11167 (is_ctrl_altering_stmt): Update.
11168 (tree_can_make_abnormal_goto): Update.
11169 (tree_purge_dead_abnormal_call_edges): Update.
11170 * config/alpha/predicates.md: Update.
11171 * config/alpha/alpha.c (alpha_sa_mask): Update.
11172 (alpha_sa_size): Update.
11173 (alpha_does_function_need_gp): Update.
11174 (alpha_expand_prologue): Update.
11175 (alpha_start_function): Update.
11176 (alpha_output_function_end_prologue): Update.
11177 (alpha_expand_epilogue): Update.
11178 * config/frv/frv.c (frv_stack_info): Update.
11179 (frv_expand_epilogue): Update.
11180 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
11181 (s390_register_info): Update.
11182 (s390_frame_info): Update.
11183 (s390_init_frame_layout): Update.
11184 (s390_can_eliminate): Update.
11185 (save_gprs): Update.
11186 * config/spu/spu.c (spu_split_immediate): Update.
11187 (need_to_save_reg): Update.
11188 (spu_expand_prologue): Update.
11189 (spu_expand_epilogue): Update.
11190 * config/sparc/sparc.md: Update.
11191 * config/sparc/sparc.c (eligible_for_return_delay): Update.
11192 (sparc_tls_got): Update.
11193 (legitimize_pic_address): Update.
11194 (sparc_emit_call_insn): Update.
11195 (sparc_expand_prologue): Update.
11196 (output_return): Update.
11197 (print_operand): Update.
11198 (sparc_function_ok_for_sibcall): Update.
11199 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
11200 * config/m32r/m32r.md: Update.
11201 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
11202 (m32r_compute_frame_size): Update.
11203 (m32r_expand_prologue): Update.
11204 (m32r_expand_epilogue): Update.
11205 (m32r_legitimize_pic_address): Update.
11206 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
11207 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11208 * config/i386/i386.c (ix86_frame_pointer_required): Update.
11209 (gen_push): Update.
11210 (ix86_save_reg): Update.
11211 (ix86_compute_frame_layout): Update.
11212 (ix86_expand_prologue): Update.
11213 (ix86_expand_epilogue): Update.
11214 * config/sh/sh.c (output_stack_adjust): Update.
11215 (calc_live_regs): Update.
11216 (sh5_schedule_saves): Update.
11217 (sh_expand_prologue): Update.
11218 (sh_expand_epilogue): Update.
11219 (sh_setup_incoming_varargs): Update.
11220 (sh_allocate_initial_value): Update.
11221 (sh_get_pr_initial_val): Update.
11222 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
11223 * config/sh/sh.md (label:): Update.
11224 * config/avr/avr.c (out_movhi_mr_r): Update.
11225 * config/crx/crx.h (enum): Update.
11226 * config/xtensa/xtensa.h (along): Update.
11227 * config/stormy16/stormy16.c Update.
11228 (xstormy16_compute_stack_layout): Update.
11229 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
11230 (fr30_expand_prologue): Update.
11231 * config/cris/cris.c (cris_conditional_register_usage): Update.
11232 (cris_reg_saved_in_regsave_area): Update.
11233 (cris_initial_frame_pointer_offset): Update.
11234 (cris_simple_epilogue): Update.
11235 (cris_expand_prologue): Update.
11236 (cris_expand_epilogue): Update.
11237 (cris_expand_pic_call_address): Update.
11238 (cris_asm_output_symbol_ref): Update.
11239 (cris_asm_output_label_ref): Update.
11240 * config/cris/cris.md Update.
11241 * config/iq2000/iq2000.c (compute_frame_size): Update.
11242 (iq2000_expand_epilogue): Update.
11243 * config/mt/mt.h (save_direction): Update.
11244 * config/mn10300/mn10300.c (mn10300_function_value): Update.
11245 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
11246 (ia64_secondary_reload_class): Update.
11247 * config/m68k/m68k.c (m68k_save_reg): Update.
11248 (m68k_expand_prologue): Update.
11249 (m68k_expand_epilogue): Update.
11250 (legitimize_pic_address): Update.
11251 * config/rs6000/rs6000.c (rs6000_got_register): Update.
11252 (first_reg_to_save): Update.
11253 (first_altivec_reg_to_save): Update.
11254 (compute_vrsave_mask): Update.
11255 (compute_save_world_info): Update.
11256 (rs6000_stack_info): Update.
11257 (spe_func_has_64bit_regs_p): Update.
11258 (rs6000_ra_ever_killed): Update.
11259 (rs6000_emit_eh_reg_restore): Update.
11260 (rs6000_emit_allocate_stack): Update.
11261 (rs6000_emit_prologue): Update.
11262 (rs6000_emit_epilogue): Update.
11263 (rs6000_output_function_epilogue): Update.
11264 (output_profile_hook): Update.
11265 (rs6000_elf_declare_function_name): Update.
11266 * config/rs6000/rs6000.h (rs6000_args): Update.
11267 * config/rs6000/rs6000.md: Update.
11268 * config/mcore/mcore.c (mcore_expand_prolog): Update.
11269 * config/arc/arc.c (arc_output_function_epilogue): Update.
11270 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
11271 * config/darwin.c (machopic_function_base_name): Update.
11272 * config/score/score3.c (score3_compute_frame_size): Update.
11275 (score3_epilogue): Update.
11276 * config/score/score7.c (score7_compute_frame_size): Update.
11277 (score7_prologue): Update.
11278 (score7_epilogue): Update.
11279 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
11280 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11281 * config/arm/arm.c (use_return_insn): Update.
11282 (require_pic_register): Update.
11283 (arm_load_pic_register): Update.
11284 (arm_compute_save_reg0_reg12_mask): Update.
11285 (arm_compute_save_reg_mask): Update.
11286 (thumb1_compute_save_reg_mask): Update.
11287 (output_return_instruction): Update.
11288 (arm_output_function_prologue): Update.
11289 (arm_output_epilogue): Update.
11290 (arm_get_frame_offsets): Update.
11291 (arm_expand_prologue): Update.
11292 (thumb_pushpop): Update.
11293 (thumb_exit): Update.
11294 (thumb1_expand_prologue): Update.
11295 (thumb1_expand_epilogue): Update.
11296 (arm_unwind_emit): Update.
11297 (arm_output_fn_unwind): Update.
11298 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
11299 * config/arm/arm.md: Update.
11300 * config/pa/pa.md: Update.
11301 * config/pa/pa.c (legitimize_pic_address): Update.
11302 (compute_frame_size): Update.
11303 (hppa_expand_prologue): Update.
11304 (hppa_expand_epilogue): Update.
11305 (borx_reg_operand): Update.
11306 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
11307 (HARD_REGNO_RENAME_OK): Update.
11308 * config/mips/mips.c (mips_global_pointer): Update.
11309 (mips_save_reg_p): Update.
11310 (mips_compute_frame_info): Update.
11311 (mips_frame_pointer_required): Update.
11312 (mips_expand_prologue): Update.
11313 (mips_expand_epilogue): Update.
11314 (mips_can_use_return_insn): Update.
11315 (mips_reorg_process_insns): Update.
11316 * config/v850/v850.c (compute_register_save_size): Update.
11317 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
11318 * config/mmix/mmix.c (along): Update.
11319 (mmix_expand_epilogue): Update.
11320 * config/bfin/bfin.c (legitimize_pic_address): Update.
11321 (must_save_p): Update.
11322 (stack_frame_needed_p): Update.
11323 (add_to_reg): Update.
11324 (bfin_expand_prologue): Update.
11325 * stmt.c (expand_asm_operands): Update.
11326 * reload1.c (reload): Update.
11327 (init_elim_table): Update.
11329 2008-04-25 Bob Wilson <bob.wilson@acm.org>
11331 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
11333 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
11335 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
11336 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
11337 (mov<mode>): Removed.
11338 (*movv4sf_internal): Likewise.
11339 (*movv2df_internal): Likewise.
11341 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
11343 * config.gcc (crx-*-elf): Remove deprecation.
11345 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
11347 * config/i386/cygming-crtend.c (register_frame_ctor): Register
11348 __gcc_deregister_frame with atexit.
11349 (deregister_frame_dtor): Remove.
11351 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
11352 Nathan Sidwell <nathan@codesourcery.com>
11354 * config/rs6000/rs6000.opt (mspe): Remove Var property.
11356 * config/rs6000/rs6000.h (rs6000_spe): Declare.
11357 (rs6000_isel): Likewise.
11358 * config/rs6000/rs6000.c (rs6000_spe): New variable.
11359 (rs6000_isel): New variable.
11360 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
11362 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11365 * c-common.c (handle_vector_size_attribute): Call
11366 lang_hooks.types.reconstruct_complex_type instead of
11367 reconstruct_complex_type.
11368 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
11369 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
11370 * langhooks.h (struct lang_hooks_for_types): Add
11371 reconstruct_complex_type hook.
11372 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
11373 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
11375 2008-04-24 Richard Guenther <rguenther@suse.de>
11377 * c-common.h (check_builtin_function_arguments): Declare.
11378 * c-common.c (validate_nargs): New function.
11379 (check_builtin_function_arguments): Likewise.
11380 * c-typeck.c (build_function_call): Call
11381 check_builtin_function_arguments.
11382 * builtins.c (fold_builtin_classify): Remove error reporting code.
11383 (fold_builtin_unordered_cmp): Likewise.
11384 (fold_builtin_1): Likewise.
11385 (fold_builtin_n): Likewise.
11387 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11389 PR tree-optimization/36008
11390 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
11391 the original op1, rather than delta by step.
11393 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
11394 Sebastian Pop <sebastian.pop@amd.com>
11396 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
11397 eliminate_local_variables_stmt, eliminate_local_variables,
11398 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
11399 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
11400 of code delimited by two edges in the CFG.
11401 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
11402 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
11403 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
11404 the case of parallelisation of reductions.
11405 (expr_invariant_in_region_p): New.
11407 * tree-flow.h (gather_blocks_in_sese_region): Declared.
11408 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
11410 2008-04-24 Ira Rosen <irar@il.ibm.com>
11411 Richard Guenther <rguenther@suse.de>
11413 PR tree-optimization/36034
11414 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
11415 incapable of dealing with loads with gaps.
11417 2008-04-24 Rafael Espindola <espindola@google.com>
11419 * tree-flow.h (vrp_evaluate_conditional): Change signature.
11420 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11421 vrp_evaluate_conditional.
11422 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
11423 (vrp_evaluate_conditional): Split the cond argument.
11424 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
11425 (simplify_stmt_for_jump_threading): Update call to
11426 vrp_evaluate_conditional.
11428 2008-04-24 Ira Rosen <irar@il.ibm.com>
11430 PR tree-optimization/35982
11431 * tree-vect-analyze.c (vect_check_interleaving): Check that the
11432 interleaved data-refs are of the same type.
11434 2008-04-24 Danny Smith <dannysmith@users.net>
11436 * c-format.c (check_format_info_main): Use strncmp rather than a
11437 magic prefix to handle multichar length specs.
11438 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
11439 Don't prefix "I64" and "I32" with '\0'.
11441 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11444 * config/i386/i386.c (init_cumulative_args): Don't pass anything
11445 in registers for -m32 only if stdarg_p (fntype).
11447 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
11449 PR rtl-optimization/36006
11450 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
11451 temp to op0 in order to avoid invalid rtx sharing.
11453 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11455 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
11456 check TREE_INVARIANT.
11457 * tree-gimple.c (is_gimple_address): New.
11458 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
11459 * tree-gimple.h (is_gimple_address): New.
11460 * tree.h (decl_address_invariant_p): New.
11461 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
11462 (build_string): Likewise.
11463 (decl_address_invariant_p): New, from is_gimple_invariant_address.
11464 (tree_invariant_p_1): Likewise.
11465 (save_expr): Use it.
11466 (tree_invariant_p): New.
11467 (skip_simple_arithmetic): Use it.
11468 (stabilize_reference_1): Use it.
11469 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
11471 (build1_stat): Drop code to compute TREE_INVARIANT.
11472 (build2_stat): Drop code to compute TREE_INVARIANT.
11473 (build3_stat): Drop code to compute TREE_INVARIANT.
11474 (build4_stat): Drop code to compute TREE_INVARIANT.
11475 (build5_stat): Drop code to compute TREE_INVARIANT.
11476 (build7_stat): Drop code to compute TREE_INVARIANT.
11477 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
11478 * tree.h (struct tree_base): Remove invariant_flag.
11479 (TREE_INVARIANT): Remove.
11480 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
11481 (fold_builtin_expect): Check TREE_CONSTANT.
11482 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
11483 * c-tree.h (c_expr_to_decl): Drop third parameter.
11484 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
11485 (build_c_cast): Don't set TREE_INVARIANT.
11486 (pop_init_level): Don't set TREE_INVARIANT.
11487 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
11488 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
11490 (gimplify_init_constructor): Don't set TREE_INVARIANT.
11491 (gimplify_addr_expr): Adjust comment.
11492 * tree-mudflap.c (mf_build_string):
11493 * print-tree.c (print_node): Don't print TREE_INVARIANT.
11494 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
11495 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
11496 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
11497 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
11498 * langhooks.h (struct lang_hooks): Drop third parameter from
11501 2008-04-23 Richard Guenther <rguenther@suse.de>
11503 PR tree-optimization/27799
11504 PR tree-optimization/32921
11505 PR tree-optimization/32624
11506 * tree-ssa-structalias.c (merge_smts_into): Only merge the
11507 SMTs aliases and the tag itself into the solution.
11508 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
11509 merge the points-to solution back into the SMT aliases.
11510 (may_alias_p): Use alias_set_subset_of instead of
11511 aliases_conflict_p. A pointer which points to
11512 memory with alias set zero may access any variable.
11514 2008-04-23 Richard Guenther <rguenther@suse.de>
11516 * alias.c (alias_set_subset_of): Correctly handle asking
11517 if zero is a subset of an alias set with zero child.
11518 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
11519 (compute_flow_insensitive_aliasing): Correctly walk all
11520 pointers. Do not unnecessarily union sets.
11522 2008-04-23 Richard Guenther <rguenther@suse.de>
11524 PR middle-end/36021
11525 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
11527 2008-04-22 Tomas Bily <tbily@suse.cz>
11529 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
11531 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
11533 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
11534 * tree-ssa-structalias.c (get_constraint_for): Likewise.
11535 * tree-inline.c (estimate_num_insns_1): Likewise.
11536 * varasm.c (const_hash_1, compare_constant, copy_constant)
11537 (compute_reloc_for_constant, output_addressed_constants): Likewise.
11538 * emit-rtl.c (component_ref_for_mem_expr)
11539 (set_mem_attributes_minus_bitpos): Likewise.
11540 * expr.c (highest_pow2_factor, expand_expr_real_1, )
11541 (is_aligning_offset): Likewise.
11542 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
11543 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
11544 * dojump.c (do_jump): Likewise.
11545 * builtins.c (get_pointer_alignment, get_memory_rtx)
11546 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
11547 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
11549 2008-04-23 Jakub Jelinek <jakub@redhat.com>
11551 PR rtl-optimization/36017
11552 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
11553 expanding the library call.
11555 2008-04-22 Ian Lance Taylor <iant@google.com>
11557 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
11558 than size_in_bytes.
11560 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
11562 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
11563 of LR/CTR moves for Power6.
11565 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11567 PR middle-end/36003
11568 * passes.c (init_optimization_passes): Remove
11569 pass_fast_rtl_byte_dce.
11571 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
11574 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
11575 builtin functions to generate faster code.
11576 (_mm_cvtpu16_ps): Ditto.
11577 (_mm_cvtpi32x2_ps): Ditto.
11579 2008-04-22 Nick Clifton <nickc@redhat.com>
11581 * common.opt (ftree-loop-distribution): Add Optimization
11584 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
11585 (frv_expand_builtin_va_start): Likewise.
11587 * config/arm/arm.c (thumb_find_work_register): Fix location of
11588 argument register count.
11590 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11592 Support scheduling for ColdFire V1 and V3 microarchitecture.
11593 Improve scheduling of multiplication instructions.
11595 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
11596 (mac): New instruction attribute.
11597 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
11598 (m68k_sched_mac): New variable.
11599 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
11600 Handle cfv1 and cfv3.
11601 (max_insn_size): New static variable.
11602 (struct _sched_ib): New type.
11603 (sched_ib): New static variable.
11604 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
11605 to fields of 'struct _sched_ib sched_ib'. Update all uses.
11606 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
11608 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
11609 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
11610 new variables. Update.
11611 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
11612 Add modeling of cfv3 instruction buffer. Update.
11613 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
11614 * config/m68k/m68k.h (TUNE_CFV3): New macro.
11615 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
11616 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
11617 a particular reservation applies to.
11618 (type2): Reorganize attribute values. Rename alu to alu_reg,
11619 alu_l to alu, move_l to omove. Join move to alu. Split mul
11620 to mul_l and mul_w.
11621 (cf_ib_*): Simplify description of instruction buffer.
11622 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
11623 (cf_mem): Split into cf_mem1 and cf_mem2.
11624 (cf_v2_move_??): Rename to cfv12_alu_??.
11625 (cf_v2_move_l_??): Rename to cfv12_omove_??.
11626 (cf_v2_mul_??): Remove reservations.
11627 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
11628 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
11629 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
11631 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
11632 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
11633 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
11634 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
11635 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
11636 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
11637 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
11638 expansions of the above reservations for instructions of sizes
11641 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11643 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
11645 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
11647 * coverage.c: Include tree-pass.h.
11648 (coverage_counter_alloc): Print da_file_name to the dump file.
11650 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11652 * sbitmap.c (sbitmap_range_empty_p): New function.
11653 * sbitmap.h (sbitmap_range_empty_p): New function.
11654 * bitmap.h: Now includes obstack.h.
11656 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
11657 Kenneth Zadeck <zadeck@naturalbridge.com>
11659 * dbgcnt.def (ra_byte_scan): Added.
11660 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
11661 when the last hit happens for a counter.
11662 * timevar.def (TV_DF_BYTE_LR): New variable.
11663 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
11664 * passes.c (pass_fast_rtl_byte_dce): New pass.
11665 * fwprop.c (update_df): Added mode to call df_ref_create.
11666 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
11667 DF_REF_EXTRACT_OFFSET.
11668 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
11669 DF_BYTE_LR_OUT, df_byte_lr): New macro.
11671 (df_ref_extract): Added mode field.
11672 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
11673 DF_REF_EXTRACT_OFFSET.
11674 (DF_REF_EXTRACT_MODE): New macro.
11675 (df_byte_lr_bb_info): New structure.
11676 (df_print_byte_regset, df_compute_accessed_bytes,
11677 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
11678 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
11679 df_byte_lr_simulate_uses,
11680 df_byte_lr_simulate_artificial_refs_at_top,
11681 df_byte_lr_simulate_artificial_refs_at_end,
11682 df_compute_accessed_bytes): New function.
11683 (df_ref_create): Add parameter.
11684 (df_byte_lr_get_bb_info): New inline function.
11685 * df-scan.c (df_ref_record, df_uses_record,
11686 df_ref_create_structure): Added mode parameter.
11687 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
11688 df_defs_record, df_uses_record, df_get_conditional_uses,
11689 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
11690 df_entry_block_defs_collect, df_exit_block_uses_collect):
11691 Added mode parameter to calls to df_ref_record, df_uses_record,
11692 df_ref_create_structure.
11693 (df_ref_equal_p, df_ref_compare): Added test for modes.
11694 (df_ref_create_structure): Added code to set mode. Renamed
11695 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
11696 DF_REF_EXTRACT_OFFSET.
11697 * df-core.c (df_print_byte_regset): New function.
11698 * df-byte-scan.c: New file.
11699 * df-problems.c (df_rd_transfer_function): Removed unnecessary
11700 calls to BITMAP_FREE.
11701 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
11702 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
11703 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
11704 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
11705 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
11706 df_byte_lr_local_compute, df_byte_lr_init,
11707 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
11708 df_byte_lr_transfer_function, df_byte_lr_free,
11709 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
11710 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
11711 df_byte_lr_simulate_uses,
11712 df_byte_lr_simulate_artificial_refs_at_top,
11713 df_byte_lr_simulate_artificial_refs_at_end): New function.
11714 * dce.c (byte_dce_process_block): New function.
11715 (dce_process_block): au is now passed in rather than computed
11716 locally. Changed loops that look at artificial defs to not look
11717 for conditional or partial ones, because there never are any.
11718 (fast_dce): Now is able to drive byte_dce_process_block or
11719 dce_process_block depending on the kind of dce being done.
11720 (rest_of_handle_fast_dce): Add parameter to fast_dce.
11721 (rest_of_handle_fast_byte_dce): New function.
11722 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
11723 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
11725 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
11728 * gcc.h: Added fortran options that take arguments to
11729 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
11732 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
11734 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
11735 scalarization if on the LHS and not a full access.
11737 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11739 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
11741 2008-04-18 Rafael Espindola <espindola@google.com>
11743 * tree-vrp.c (find_case_label_index): Fix the binary search.
11744 (find_case_label_range): New.
11745 (vrp_visit_switch_stmt): Use find_case_label_range.
11746 (simplify_switch_using_ranges): Use find_case_label_range.
11748 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
11750 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
11751 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
11753 2008-04-18 Tom Tromey <tromey@redhat.com>
11756 * doc/cpp.texi (Implementation-defined behavior): Mention
11759 2008-04-18 Ian Lance Taylor <iant@google.com>
11761 * fold-const.c (pointer_may_wrap_p): New static function.
11762 (fold_comparison): Add another test for pointer overflow. Use
11763 pointer_may_wrap_p to disable some false positives.
11765 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
11767 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
11768 (fname_as_string): Match updated cpp_interpret_string prototype.
11769 (fix_string_type): Support char16_t* and char32_t*.
11770 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
11771 derivative) nodes. Register as builtin if C++0x.
11772 (c_parse_error): Support CPP_CHAR{16,32}.
11773 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
11774 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
11775 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
11776 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
11777 CTI_CHAR32_ARRAY_TYPE>: New elements.
11778 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
11779 char32_type_node, signed_char32_type_node, char16_array_type_node,
11780 char32_array_type_node): New defines.
11781 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
11782 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
11783 (lex_string): Support CPP_STRING{16,32}, match updated
11784 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
11785 (lex_charconst): Support CPP_CHAR{16,32}.
11786 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
11787 and CPP_STRING{16,32}.
11789 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
11792 * aclocal.m4: Regenerate.
11793 * configure: Regenerate.
11795 2008-04-18 Jan Hubicka <jh@suse.cz>
11797 * except.c (dw2_size_of_call_site_table,
11798 sjlj_size_of_call_site_table): Use vector API for call_site_record.
11800 * cgraphbuild.c (build_cgraph_edges): Update.
11801 * tree-pass.h: Update comment.
11802 * final.c (leaf_function_p): Update.
11803 (leaf_renumber_regs): Update.
11804 (rest_of_clean_state): Update.
11805 * omp-low.c (expand_omp_parallel): Update.
11806 * ipa-reference.c (analyze_function): Update.
11807 * reorg.c (find_end_label): Update.
11808 (optimize_skip): Update.
11809 (fill_simple_delay_slots): Update.
11810 (fill_simple_delay_slots): Update.
11811 (make_return_insns): Update.
11812 (dbr_schedule): Update.
11813 * gimple-low.c (record_vars_into): Update.
11814 * cfgbuild.c (make_edges): Update.
11815 * function.c (assign_stack_local): Update.
11816 (assign_parm_adjust_stack_rtl): Update.
11817 (locate_and_pad_parm): Update.
11818 (allocate_struct_function): Do not initialize stack_alignment_needed
11819 and preferred_stack_boundary here.
11820 (stack_protect_prologue): Update.
11821 (stack_protect_epilogue): Update.
11822 (expand_function_start): Initialize stack_alignment_needed,
11823 preferred_stack_boundary and max_jumptable_ents.
11824 (expand_function_end): Update.
11825 (free_after_compilation): Do not NULLify epilogue_delay_list.
11826 * function.h (struct rtl_data): Add stack_protect_guard,
11827 stack_alignment_needed,
11828 preferred_stack_boundary, epilogue_delay_list.
11829 (struct function): Remove value_histograms, stack_alignment_needed,
11830 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
11832 unexpanded_var_list, stack_protect_guard.
11833 (current_function_epilogue_delay_list): Remove.
11834 * ipa-type-escape.c (analyze_function): Update.
11835 * gimplify.c (pop_gimplify_context): Update comment.
11836 * calls.c (expand_call): Update.
11837 (emit_library_call_value_1): Update.
11838 * except.c (set_nothrow_function_flags): Update.
11839 * cfgexpand.c (get_decl_align_unit): Update.
11840 (create_stack_guard): Update.
11841 (estimated_stack_frame_size): Update.
11842 (expand_used_vars): Update.
11843 (tree_expand_cfg): Free histogram earliers, init expansion variables.
11844 * explow.c (allocate_dynamic_stack_space): Update.
11845 * tree-ssa-live.c (remove_unused_locals): Update.
11846 * varasm.c (mark_constant_pool): Update.
11847 * tree-inline.c (remap_decls): Update.
11848 (initialize_cfun): Update.
11849 (declare_return_variable): Update.
11850 (inline_forbidden_p): Update.
11851 (expand_call_inline): Update.
11852 (declare_inline_vars): Update.
11853 (tree_function_versioning): Update.
11854 * tree-flow.h (value_histograms): New.
11855 (VALUE_HISTOGRAMS): New macro.
11856 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
11858 * tree-cfg.c (set_bb_for_stmt): Update.
11859 (replace_by_duplicate_decl): Update.
11860 (move_block_to_fn): Update.
11861 (new_label_mapper): Update.
11862 (dump_function_to_file): Update.
11863 * ipa-struct-reorg.c (build_data_structure): Update.
11864 * cfgrtl.c (print_rtl_with_bb): Update.
11865 * reload1.c (reload): Update.
11867 * config/i386/i386.c (setup_incoming_varargs_64,
11868 ix86_compute_frame_layout): Update.
11869 * config/arc/arc.c (arc_output_function_epilogue): Update.
11871 2008-04-18 Marius Strobl <marius@FreeBSD.org>
11873 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
11874 for FreeBSD as well.
11875 * gthr-posix95.h: Likewise.
11877 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
11879 PR rtl-optimization/35838
11880 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
11881 out the byte offset of the first subreg.
11883 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
11885 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
11886 to split_ti instead of three separate calls with single member arrays.
11887 (subti3 splitter): Ditto.
11888 (adddi3 splitter): Ditto with split_di.
11889 (subdi3 splitter): Ditto.
11890 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
11891 two separate calls with single member arrays. Swap match_dup
11892 operands 1 and 2 to better fit into the array.
11893 (negdi2 splitter): Ditto with split_di.
11894 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
11895 two separate calls with single member arrays. Swap match_dup operands
11896 6 and 7 to better fit into the array.
11898 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
11900 * config/i386/i386.c (sse_builtin_type): New.
11901 (bdesc_sse_args): Likewise.
11902 (bdesc_sse_3arg): Removed.
11903 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
11904 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
11905 IX86_BUILTIN_ROUNDPS.
11906 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
11907 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
11908 IX86_BUILTIN_ROUNDPS.
11909 (ix86_expand_sse_4_operands_builtin): Removed.
11910 (ix86_expand_sse_operands_builtin): New.
11911 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
11912 and CODE_FOR_sse4_1_roundps.
11913 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
11914 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
11916 2008-04-17 Alan Modra <amodra@bigpond.net.au>
11919 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
11920 regs before frame pop when needed. If use_backchain_to_restore_sp
11921 then load backchain into a temp reg to restore vr and vrsave. Add
11922 code to restore vr after frame pop if possible.
11924 2008-04-17 Richard Guenther <rguenther@suse.de>
11926 * tree-vn.c (expressions_equal_p): Do not check type
11927 equality or compatibility before calling operand_equal_p.
11928 * fold-const.c (operand_equal_p): Check equivalence of
11929 integer constants before bailing out due to signedness or
11930 precision differences.
11931 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
11932 spurious differences in type qualification. Ignore types
11933 for COMPONENT_REFs at all.
11935 2008-04-17 Christian Bruel <christian.bruel@st.com>
11937 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
11938 msw_skip comparison.
11940 2008-04-16 Jakub Jelinek <jakub@redhat.com>
11943 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
11946 PR tree-optimization/35899
11947 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
11948 rather than TREE_OPERAND.
11950 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
11953 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
11954 temporary registers. Change operand predicate to general_operand.
11955 (remainderxf3): Ditto.
11957 2008-04-16 Richard Guenther <rguenther@suse.de>
11959 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
11960 * tree-affine.c (aff_combination_expand): Look through some
11963 2008-04-15 Doug Kwan <dougkwan@google.com>
11965 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
11967 * tree-pretty-print.c (dump_generic_node): Ditto.
11968 * final.c (output_addr_const): Ditto.
11969 * dwarf2out.c (output_cfi): Ditto.
11970 * c-pretty-print.c (pp_c_integer_constant): Ditto.
11971 * print-rtl.c (print_rtx): Ditto.
11972 * print-tree.c (print_node_brief, print_node): Ditto.
11973 * c-common.c (match_case_to_enum_1): Ditto.
11974 * sched-vis.c (print_value): Ditto.
11975 * config/i386/i386.c (print_operand): Cast to long unsigned int
11978 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
11979 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
11980 MS Windows VirtualProtect function.
11982 2008-04-15 Jan Hubicka <jh@suse.cz>
11984 * gengtype.c (write_root): Param_is argument is OK.
11985 * expr.c (expand_expr_real_1): Update call of get_exception_*.
11986 * function.h: Include varray.h
11987 (rtl_eh): New stucture based on except.c one.
11988 (call_site_record): New forward declaration and vector type.
11989 * calls.c (emit_call_1): Do not call
11990 note_current_region_may_contain_throw.
11991 * except.c (eh_status): Remove cur_region, try_region since they are
11993 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
11994 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
11995 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
11996 Remove call_site_data_used, call_site_data_size.
11997 Turn call_site_record into vector in function.h.
11998 (note_current_region_may_contain_throw): Remove.
11999 (get_exception_pointer, get_exception_filter): Do not take struct
12000 function argument; update.
12001 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
12002 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
12003 build_post_landing_pads, dw2_build_landing_pads,
12004 sjlj_assign_call_site_values, sjlj_mark_call_sites,
12005 sjlj_emit_function_enter, sjlj_emit_function_enter,
12006 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
12007 sjlj_build_landing_pads, finish_eh_generation,
12008 remove_exception_handler_label, remove_eh_handler,
12009 maybe_remove_eh_handler, add_reachable_handler,
12010 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
12011 add_action_record, collect_one_action_chain, add_call_site,
12012 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
12013 sjlj_output_call_site_table, output_function_exception_table,
12014 * except.h (note_current_region_may_contain_throw): Remove
12015 (get_exception_pointer, get_exception_filter): Do not take struct
12017 * Makefile.in (GTFILES): Put varargs before struct function.
12019 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12021 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
12022 punt for STRING_CST.
12023 (get_constraint_for): Deal with STRING_CST here instead.
12025 2008-04-15 Richard Guenther <rguenther@suse.de>
12027 * tree-ssa-propagate.c (substitute_and_fold): Substitute
12028 statements in a basic-block with a backward walk. Do not
12029 substitute into dead statements but instead remove those.
12031 2008-04-15 Richard Guenther <rguenther@suse.de>
12033 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
12034 to zero, thus disable creation of SFTs.
12036 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12038 * tree-predcom.c (suitable_reference_p): Return false if the
12039 reference can throw.
12041 2008-04-15 Jakub Jelinek <jakub@redhat.com>
12044 * c-decl.c (finish_decl): If extern or static var has variable
12045 size, set TREE_TYPE (decl) to error_mark_node.
12047 2008-04-15 Rafael Espindola <espindola@google.com>
12049 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
12052 2008-04-15 Richard Guenther <rguenther@suse.de>
12054 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
12055 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
12056 (visit_reference_op_load): Do walk vuse-vdef chains on
12057 vn_reference_lookup.
12058 (visit_reference_op_store): But do not here.
12059 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
12060 vn_reference_lookup.
12061 (vn_lookup_with_vuses): But do so here.
12063 2008-04-14 Ian Lance Taylor <iant@google.com>
12065 * fold-const.c (fold_overflow_warning): Remove assertion.
12067 2008-04-15 Ben Elliston <bje@au.ibm.com>
12069 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
12070 temp1 local variables.
12072 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
12075 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
12076 ".text.unlikely" section as executable.
12078 2008-04-14 James E. Wilson <wilson@tuliptree.org>
12080 * config/ia64/ia64.c (rtx_needs_barrier): Handle
12081 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
12082 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
12083 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
12084 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
12085 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
12086 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
12088 2008-04-14 Ian Lance Taylor <iant@google.com>
12090 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
12091 * fold-const.c (fold_comparison): If appropriate, test
12092 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
12093 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
12094 reassociating a pointer type.
12095 * doc/invoke.texi (Optimize Options): Document that
12096 -fstrict-overflow applies to pointer wraparound.
12098 2008-04-13 Jan Hubicka <jh@suse.cz>
12100 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
12102 2008-04-12 Andrew Pinski <pinskia@gmail.com>
12104 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
12105 we are going to "save the world".
12107 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
12109 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
12110 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
12111 operand 0 constraint, not "=".
12113 2008-04-11 James E. Wilson <wilson@tuliptree.org>
12115 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
12117 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12119 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
12120 of size of positions_needed * CHAR_BIT.
12122 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12124 PR middle-end/35897
12125 * dse.c (store_info): Change positions_needed to unsigned
12127 (lowpart_bitmask): New.
12128 (record_store): Cast to unsigned HOST_WIDE_INT for
12129 positions_needed. Assert width <= size of positions_needed *
12130 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
12131 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
12132 lowpart_bitmask to set mask.
12134 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12136 * config/bfin/constraints.md: New file.
12137 * config/bfin/bfin.md: Include it.
12138 (adddi3): Use satisfies_constraint functions instead of the old macros.
12139 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
12140 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
12141 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
12142 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
12143 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
12144 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
12145 EXTRA_CONSTRAINT): Delete.
12146 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
12147 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
12149 * config/bfin/bfin.c: Include "tm-constrs.h".
12150 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
12151 Use satisfies_constraint functions instead of the old macros.
12152 * doc/md.texi (Blackfin Constraints): Update file name reference.
12154 2008-04-11 Richard Guenther <rguenther@suse.de>
12156 PR tree-optimization/35869
12157 * tree-vrp.c (execute_vrp): Move switch statement update after
12158 jump threading. Schedule another cfg cleanup run.
12160 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
12163 * attribs.c (decl_attributes): Return early on errorneous node.
12165 2008-04-10 Oleg Ryjkov <olegr@google.com>
12167 * tree.h (struct tree_base): Added a new flag default_def_flag.
12168 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
12170 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
12172 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
12174 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12177 * pa.md: Define mode iterator P. Define mode attribute dwc.
12178 (dcacheflush): Update pattern to use iterator P and attribute dwc.
12179 (icacheflush): Likewise.
12180 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
12181 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
12183 2008-04-11 Ben Elliston <bje@au.ibm.com>
12185 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
12187 2008-04-10 Rafael Espindola <espindola@google.com>
12189 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
12190 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
12191 (extract_range_from_expr): The same.
12193 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
12195 * config/mips/mips.md (GPR2): New mode iterator.
12196 (seq): Add comment.
12197 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
12198 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
12199 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
12200 Rewrite these to take two modes, the mode of comparison and the
12201 mode of the destination.
12202 * config/mips/mips.c (mips_expand_scc): Instead of having
12203 paradoxical subreg as destination, expand "narrowing" scc if mode
12204 of comparison is SI and target is requested in DI mode.
12205 (mips_emit_int_order_test): Update comment. Make mode of
12206 comparison match CMP0 rather than TARGET. When creating inverse
12207 target use mode of TARGET.
12209 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
12211 * gcov-dump.c (tag_summary): Only print summaries for the first
12212 GCOV_COUNTERS_SUMMABLE counters.
12214 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
12216 * config/i386/i386.md (absneg): New code iterator.
12217 (absnegprefix): New code attribute.
12218 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
12219 patterns using absneg code iterator.
12220 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
12221 using absneg code iterator.
12222 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
12223 *neg<mode>2 patterns using absneg code iterator.
12224 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
12225 *negextendsfdf2 patterns using absneg code iterator.
12226 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
12227 *negextendsfxf2 patterns using absneg code iterator.
12228 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
12229 *negextendsfdf2 patterns using absneg code iterator.
12230 * config/i386/sse.md (<code><mode>2): Macroize expander from
12231 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
12233 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
12235 * config/s390/s390.h: Remove the remains of the recent search
12236 & replace action of current_function_outgoing_args_size.
12238 2008-04-10 Ira Rosen <irar@il.ibm.com>
12240 PR tree-optimization/35821
12241 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
12242 NEW_STMT_LIST is not NULL.
12244 2008-04-09 David Edelsohn <edelsohn@gnu.org>
12247 * toplev.c (process_options): Remove -ffunction-sections debugging
12250 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
12252 PR middle-end/PR28690
12253 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
12254 than gen_rtx_fmt_ee to perform more canonicalizations.
12256 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12259 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
12261 2008-04-09 Richard Guenther <rguenther@suse.de>
12263 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
12264 (dump_function_to_file): Dump function arguments with types.
12266 2008-04-08 Richard Guenther <rguenther@suse.de>
12268 * fold-const.c (fold_widened_comparison): Do not allow
12269 sign-changes that change the result.
12271 2008-04-08 Janis Johnson <janis187@us.ibm.com>
12274 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
12275 kinds of indirect references.
12277 2008-04-08 David Edelsohn <edelsohn@gnu.org>
12279 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
12280 GNU Fortran language string.
12282 2008-04-08 Rafael Espindola <espindola@google.com>
12284 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
12285 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
12286 * tree.h (tree_call_nonnegative_warnv_p): New.
12288 2008-04-08 Jan Hubicka <jh@suse.cz>
12290 * function.c (free_after_compilation): Clear out regno_reg_rtx
12293 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
12296 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12298 PR middle-end/PR28690
12299 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
12300 same precedence as REG_POINTER and MEM_POINTER operands.
12302 2008-04-08 Richard Guenther <rguenther@suse.de>
12304 PR middle-end/35834
12305 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
12306 for adding index to base.
12308 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
12310 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
12311 (MINGW_ENABLE_EXECUTE_STACK): New.
12312 (IN_LIBGCC2): For libgcc include windows.h file for
12313 function declarations.
12315 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
12317 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
12318 and tem2 if tem1 is not a REG or MULT.
12320 2008-04-08 Jan Hubicka <jh@suse.cz>
12322 * function.h (incomming_args): Break out of struct function.
12323 (function_subsections): Break out of struct function.
12324 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
12325 return_rtx and hard_reg_initial_vals from struct function.
12326 Kill inl_max_label_num.
12327 (current_function_pops_args, current_function_args_info,
12328 current_function_args_size, current_function_args_size,
12329 current_function_pretend_args_size,
12330 current_function_outgoing_args_size,
12331 current_function_internal_arg_pointer, current_function_return_rtx):
12332 Kill compatibility accestor macros.
12333 * builtins.c (expand_builtin_apply_args_1): Update.
12334 (expand_builtin_next_arg): Update.
12335 * df-scan.c (df_get_call_refs): Update.
12336 * dbxout.c (dbxout_function_end): Update.
12337 * dwarf2out.c (dwarf2out_switch_text_section): Update.
12338 (output_line_info): Update.
12339 (secname_for_decl): Update.
12340 (dwarf2out_var_location): Update.
12341 * function.c (free_after_compilation): Update.
12342 (assign_parm_find_stack_rtl): Update.
12343 (assign_parms): Update.
12344 (expand_dummy_function_end): Update.
12345 (expand_function_end): Update.
12346 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
12347 (expand_call): Update.
12348 (emit_library_call_value_1): Update.
12349 (store_one_arg): Update.
12350 * varasm.c (initialize_cold_section_name): Update.
12351 (unlikely_text_section): Update.
12352 (unlikely_text_section_p): Update.
12353 (assemble_start_function): Update.
12354 (assemble_end_function): Update.
12355 (default_section_type_flags): Update.
12356 (switch_to_section): Update.
12357 * integrate.c (set_decl_abstract_flags): Update.
12358 (get_hard_reg_initial_val): Update.
12359 (has_hard_reg_initial_val): Update.
12360 (allocate_initial_values): Update.
12361 * resource.c (init_resource_info): Update.
12362 * config/alpha/alpha.c (NUM_ARGS): Update.
12363 (direct_return): Update.
12364 (alpha_va_start): Update.
12365 (alpha_sa_size): Update.
12366 (alpha_initial_elimination_offset): Update.
12367 (alpha_expand_prologue): Update.
12368 (alpha_start_function): Update.
12369 (alpha_expand_epilogue): Update.
12370 (unicosmk_initial_elimination_offset):
12371 * config/alpha/alpha.md (call expander): Update.
12372 * config/s390/s390.c (s390_register_info): Update.
12373 (s390_register_info): Update.
12374 (s390_frame_info): Update.
12375 (s390_initial_elimination_offset): Update.
12376 (s390_build_builtin_va_list): Update.
12377 (s390_va_start): Update.
12378 * config/spu/spu.c (direct_return): Update.
12379 (spu_expand_prologue): Update.
12380 (spu_initial_elimination_offset): Update.
12381 (spu_build_builtin_va_list): Update.
12382 (spu_va_start): Update.
12383 * config/sparc/sparc.c (sparc_init_modes): Update.
12384 (sparc_compute_frame_size): Update.
12385 (function_value): Update.
12386 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
12387 * config/i386/i386.md (return expander): Update.
12388 * config/i386/i386.c (ix86_va_start): Update.
12389 (ix86_can_use_return_insn_p): Update.
12390 (ix86_compute_frame_layout): Update.
12391 (ix86_expand_epilogue): Update.
12392 * config/sh/sh.c (output_stack_adjust): Update.
12393 (calc_live_regs): Update.
12394 (sh_expand_prologue): Update.
12395 (sh_builtin_saveregs): Update.
12396 (sh_va_start): Update.
12397 (initial_elimination_offset): Update.
12398 (sh_allocate_initial_value): Update.
12399 (sh_function_ok_for_sibcall): Update.
12400 (sh_get_pr_initial_val): Update.
12401 * config/sh/sh.md (return expander): Update.
12402 * config/avr/avr.c (frame_pointer_required_p): UPdate.
12403 * config/crx/crx.c (crx_compute_frame): UPdate.
12404 (crx_initial_elimination_offset): UPdate.
12405 * config/xtensa/xtensa.c (compute_frame_size): Update
12406 (xtensa_builtin_saveregs): Update.
12407 (xtensa_va_start): Update.
12408 (order_regs_for_local_alloc): Update.
12409 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
12410 (xstormy16_expand_builtin_va_start): Update.
12411 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
12412 * config/m68hc11/m68hc11.md (return expanders): Update.
12413 * config/m68hc11/m68hc11.c (expand_prologue): Update.
12414 (expand_epilogue): Update.
12415 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
12416 (cris_simple_epilogue): Update.
12417 (cris_expand_prologue): Update.
12418 (cris_expand_epilogue): Update.
12419 * config/iq2000/iq2000.c (iq2000_va_start): Update.
12420 (compute_frame_size): Update.
12421 * config/mt/mt.c (mt_compute_frame_size): Update.
12422 * config/mn10300/mn10300.c (expand_prologue): Update.
12423 (expand_epilogue): Update.
12424 (initial_offset): Update.
12425 (mn10300_builtin_saveregs):
12426 * config/mn10300/mn10300.md (return expander): Update.
12427 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
12428 (ia64_initial_elimination_offset): Update.
12429 (ia64_initial_elimination_offset): Update.
12430 (ia64_expand_prologue): Update.
12431 * config/m68k/m68k.md (return expander): Update.
12432 * config/rs6000/rs6000.c (rs6000_va_start): Update.
12433 (rs6000_stack_info): Update.
12434 * config/mcore/mcore.c (layout_mcore_frame): Update.
12435 (mcore_expand_prolog): Update.
12436 * config/arc/arc.c (arc_compute_frame_size): Update.
12437 * config/score/score3.c (score3_compute_frame_size): Update.
12438 * config/score/score7.c (score7_compute_frame_size): Update.
12439 * config/arm/arm.c (use_return_insn): Update.
12440 (thumb_find_work_register): Update.
12441 (arm_compute_save_reg_mask): Update.
12442 (arm_output_function_prologue): Update.
12443 (arm_output_epilogue): Update.
12444 (arm_size_return_regs): Update.
12445 (arm_get_frame_offsets): Update.
12446 (arm_expand_prologue): Update.
12447 (thumb_exit): Update.
12448 (thumb_unexpanded_epilogue): Update.
12449 (thumb1_output_function_prologue): Update.
12450 * config/pa/pa.md (return expander): Update.
12451 * config/pa/pa.c (compute_frame_size): Update.
12452 (hppa_builtin_saveregs): Update.
12453 * config/mips/mips.c (mips_va_start): Update.
12454 (mips16_build_function_stub): Update.
12455 (mips_compute_frame_info): Update.
12456 (mips_restore_gp): Update.
12457 (mips_output_function_prologue): Update.
12458 (mips_expand_prologue): Update.
12459 * config/v850/v850.c (compute_frame_size): Update.
12460 (expand_prologue): * config/mmix/mmix.c (along): update.
12461 (mmix_initial_elimination_offset): update.
12462 (mmix_reorg): update.
12463 (mmix_use_simple_return): update.
12464 (mmix_expand_prologue): update.
12465 (mmix_expand_epilogue): Update.
12466 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
12467 (emit_link_insn): Update.
12469 2008-04-08 Anatoly Sokolov <aesok@post.ru>
12471 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
12472 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
12474 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
12477 2008-04-07 Jan Hubicka <jh@suse.cz>
12479 * function.h (rtl): Rename to x_rtl.
12480 (crtl): New define.
12481 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
12482 frame_offset, stack_check_probe_note, arg_pointer_save_area,
12483 used_temp_slots avail_temp_slots, temp_slot_level,
12484 nonlocal_goto_handler_labels): Update accesstors.
12485 (rtl): New global variable.
12486 (struct function): Move some fileds to rtl_data.
12487 (get_arg_pointer_save_area): Update prototype.
12488 * builtins.c (expand_builtin_setjmp_receiver): Update call of
12489 get_arg_pointer_save_area.
12490 * expr.c (init_expr): Update
12491 * function.c (get_frame_size): Update
12492 (assign_stack_local): Update
12493 (expand_function_end): Update.
12494 (get_art_pointer_save_area): Update
12496 * emit-rtl.c (rtl): Declare.
12497 (regno_reg_rtx): Declare.
12498 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
12500 (gen_reg_rtx): Update.
12501 * varasm.c (n_deferred_constatns): Update accestor.
12502 (init_varasm_status): Do not allocate varasm_status.
12503 (force_const_mem, get_pool_size, output_constant_pool): Update.
12504 * stmt.c (force_label_rtx): Do not use x_ prefixes.
12505 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
12506 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
12507 * sparc/sparc.h (INIT_EXPANDERS): Update.
12508 * ia64/ia64.h (INIT_EXPANDERS): Update.
12510 2008-04-07 James E. Wilson <wilson@tuliptree.org>
12512 * reload.c (push_secondary_reload): Add missing break to for loop.
12514 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12516 PR middle-end/PR28690
12517 * rtlanal.c: Update copyright years.
12518 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
12519 as REG_POINTER and MEM_POINTER operands.
12520 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
12521 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
12522 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
12523 * gcse.c: Update copyright years.
12524 (pre_delete): Call gen_reg_rtx_and_attrs.
12525 (hoist_code): Likewise.
12526 (build_store_vectors): Likewise.
12527 (delete_store): Likewise.
12528 * loop-invariant.c (move_invariant_reg): Likewise.
12529 Update copyright years.
12531 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
12533 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
12534 control string instead of quoted.
12536 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
12538 * doc/rtl.texi: Rewrite of subreg section.
12540 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
12543 * config/i386/i386.c (legitimize_pic_address): Add treating
12544 of dllimport SYM_REF's.
12545 (legitimize_dllimport_symbol): Add prototype.
12547 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12549 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
12550 reference in constructor with non self-referential type.
12552 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12554 Removal of Return with Depressed Stack Pointer support
12555 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
12556 (ECF_SP_DEPRESSED): Likewise.
12557 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
12558 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
12559 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12560 (expand_call): Do not test ECF_SP_DEPRESSED.
12561 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12562 * function.c (keep_stack_depressed): Delete.
12563 (handle_epilogue_set): Likewise.
12564 (update_epilogue_consts): Likewise.
12565 (emit_equiv_load): Likewise.
12566 (thread_prologue_and_epilogue_insns): Remove support for Return with
12567 Depressed Stack Pointer.
12568 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12570 2008-04-06 Richard Guenther <rguenther@suse.de>
12572 PR tree-optimization/35400
12573 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
12574 information from SSA_NAMEs.
12576 2008-04-06 Anatoly Sokolov <aesok@post.ru>
12578 * config/avr/avr.h (avr_mega_p): Remove declaration.
12579 (AVR_MEGA): Remove macro.
12580 * config/avr/avr.c (avr_mega_p): Remove variable.
12581 (avr_override_options): Remove inicializion of avr_mega_p.
12582 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
12583 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
12584 (avr_jump_mode): (Ditto.).
12585 (avr_output_progmem_section_asm_op): (Ditto.).
12586 (avr_asm_init_sections): (Ditto.).
12587 (avr_asm_init_sections): (Ditto.).
12588 (avr_rtx_costs): (Ditto.).
12589 * config/avr/avr.md: (Ditto.).
12590 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
12593 2008-04-06 Richard Guenther <rguenther@suse.de>
12595 PR tree-optimization/35842
12596 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
12597 is_gimple_invariant_address.
12599 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12601 * gcc.c (default_compilers): Sync Fortran extensions list with
12602 that in fortran/lang-specs.h.
12603 * doc/invoke.texi: Likewise.
12604 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
12605 * dwarf2out.c (gen_compile_unit_die): Likewise.
12607 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
12609 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
12611 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
12614 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
12615 attribute is used for nested functions.
12617 2008-04-05 Jan Hubicka <jh@suse.cz>
12619 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
12621 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
12623 (dump_files): Update.
12624 (enable_rtl_dump_file): Do not accept letter argument.
12625 * tree-pass.h (dump_file_info): Remove letter argument.
12626 * toplev.c (decode_d_option): Update -da handling.
12627 * toplev.h (enable_rtl_dump_file): Update prototype.
12628 * passes.c (register_one_dump_file): Do not accept IPA argument; work
12629 it out based on pass type.
12630 (register_dump_files_1): Likewise.
12631 (init_optimization_passes): Update register_one_dump_file calls.
12632 (execute_one_pass): Sanity check that IPA passes are called at IPA
12633 level and RTL passes at RTL level.
12634 (execute_pass_list): IPA pass can not be after or subpass of
12636 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
12637 disallov RTL subpasses of IPA subpasses.
12639 2008-04-05 Ben Elliston <bje@au.ibm.com>
12641 * tree-cfg.c (need_fake_edge_p): Return false for calls to
12642 builtins that return exactly once and do not throw. Cache call to
12645 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
12647 PR rtl-optimization/34916
12648 PR middle-end/35519
12649 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
12650 between instruction pairs.
12652 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
12654 * doc/invoke.texi: Document -mbitops for SH.
12655 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
12656 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
12657 * config/sh/sh.c (print_operand): Add %t operand code.
12658 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
12659 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
12660 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
12661 (extendqihi2): Likewise.
12662 (movqi_i): Likewise.
12663 (insv): Use bset, bclr and bst instructions for SH2A if possible.
12664 (extv): Use bld instruction for SH2A if possible.
12666 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
12667 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
12668 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
12669 (bset.b, bclr.b): Define peepholes.
12670 * config/sh/sh.opt (mbitops): New option.
12672 2008-04-04 Janis Johnson <janis187@us.ibm.com>
12675 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
12676 and view convert expression.
12678 2008-04-04 Jakub Jelinek <jakub@redhat.com>
12681 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12683 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
12685 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
12687 * config/i386/cpuid.h (bit_AES): New.
12688 (bit_PCLMUL): Likewise.
12690 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
12691 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
12692 SSE2 if AES or PCLMUL is enabled.
12693 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
12694 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
12695 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
12696 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
12697 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
12698 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
12699 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
12700 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
12701 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
12702 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
12703 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
12704 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
12705 __builtin_ia32_aeskeygenassist128 and
12706 __builtin_ia32_pclmulqdq128.
12707 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
12708 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
12709 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
12711 * config/i386/i386.h (TARGET_AES): New.
12712 (TARGET_PCLMUL): Likewise.
12713 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
12715 * config/i386/i386.md (UNSPEC_AESENC): New.
12716 (UNSPEC_AESENCLAST): Likewise.
12717 (UNSPEC_AESDEC): Likewise.
12718 (UNSPEC_AESDECLAST): Likewise.
12719 (UNSPEC_AESIMC): Likewise.
12720 (UNSPEC_AESKEYGENASSIST): Likewise.
12721 (UNSPEC_PCLMUL): Likewise.
12723 * config/i386/i386.opt (maes): New.
12724 (mpclmul): Likewise.
12726 * config/i386/sse.md (aesenc): New pattern.
12727 (aesenclast): Likewise.
12728 (aesdec): Likewise.
12729 (aesdeclast): Likewise.
12730 (aesimc): Likewise.
12731 (aeskeygenassist): Likewise.
12732 (pclmulqdq): Likewise.
12734 * config/i386/wmmintrin.h: New.
12736 * doc/extend.texi: Document AES and PCLMUL built-in function.
12738 * doc/invoke.texi: Document -maes and -mpclmul.
12740 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
12742 * function.c (free_after_parsing): Replace with
12743 cxx_push_function_context from C++ front-end.
12744 (allocate_struct_function): Don't call langhook.
12745 * langhooks.h (struct lang_hooks_for_functions): Delete.
12746 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
12748 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
12749 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
12750 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
12751 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
12752 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
12753 remove LANG_HOOKS_FUNCTION_INITIALIZER.
12754 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
12756 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
12757 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
12759 2008-04-04 Jakub Jelinek <jakub@redhat.com>
12762 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
12765 2008-04-04 Richard Guenther <rguenther@suse.de>
12767 PR middle-end/35823
12768 * fold-const.c (optimize_minmax_comparison): Use the correct
12769 type for the constant in the simplified comparison.
12771 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
12773 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
12774 Pass L2 size as "--param l2-cache-size" to the compiler.
12775 (decode_l2_cache): New function to decode L2 cache parameters using
12776 0x8000006 extended cpuid function.
12777 (detect_caches_amd): Determine parameters of L2 cache using
12778 decode_l2_caches function.
12779 (decode_caches_intel): Decode L2 cache parameters.
12780 (detect_caches_intel): Determine L2 cache parameters using
12781 decode_caches_intel and decode_l2_caches functions.
12783 2008-04-03 Bob Wilson <bob.wilson@acm.org>
12785 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
12786 secondary input reload for subword loads from the constant pool.
12788 2008-04-03 Janis Johnson <janis187@us.ibm.com>
12791 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
12792 constants of the appropriate size for runtime calculations.
12795 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
12796 decimal-float literal constant zero.
12798 2008-04-03 Jakub Jelinek <jakub@redhat.com>
12801 * c-parser.c (c_parser_omp_atomic): Call
12802 default_function_array_conversion on the RHS.
12804 PR middle-end/35818
12805 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
12806 call is_variable_sized if decl has incomplete type.
12808 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
12810 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
12812 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
12814 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
12816 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
12817 (sgt<u>): Merge sgt and sgtu into new expander.
12818 (sgt, sgtu): Remove expanders.
12819 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
12820 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
12821 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
12822 *sgtu_<mode>_mips16 into new pattern.
12823 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
12824 (sge<u>): Merge sge and sgeu into new expander.
12825 (sge, sgeu): Remove expanders.
12826 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
12828 (*sge_<mode>, second *sge_<mode>): Remove patterns.
12829 (slt<u>): Merge slt and sltu into new expander.
12830 (slt, sltu): Remove expanders.
12831 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
12832 (*slt_<mode>, *sltu_<mode>): Remove patterns.
12833 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
12834 *sltu_<mode>_mips16 into new pattern.
12835 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
12836 (sle<u>): Merge sle and sleu into new expander.
12837 (sle, sleu): Remove expanders.
12838 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
12839 (*sle_<mode>, *sleu_<mode>): Remove patterns.
12840 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
12841 *sleu_<mode>_mips16 into new pattern.
12842 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
12844 2008-04-03 Jan Hubicka <jh@suse.cz>
12846 PR tree-optimization/35795
12847 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
12848 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12849 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
12850 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12851 * score/score3.c (score3_output_mi_thunk): Likewise.
12852 * score/score7.c (score7_output_mi_thunk): Likewise.
12853 * mips/mips.c (mips_output_mi_thunk): Likewise.
12855 2008-04-03 Richard Guenther <rguenther@suse.de>
12857 * tree-vrp.c (extract_range_from_unary_expr): Handle all
12858 conversions. Simplify code.
12860 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
12862 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
12864 2008-04-03 Tom Tromey <tromey@redhat.com>
12865 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12867 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
12868 * config/bfin/t-bfin-linux (generated_files): Add
12869 linux-sysroot-suffix.h.
12870 * doc/install.texi (Prerequisites): Require make 3.80.
12871 * doc/sourcebuild.texi (Front End Directory): Document new
12873 * Makefile.in (generated_files): New variable.
12874 (ALL_HOST_OBJS): New variable.
12875 ($(ALL_HOST_OBJS)): New target.
12877 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
12879 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
12880 (remap_block): Call id->transform_lang_insert_block instead
12882 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
12883 Set id.transform_lang_insert_block to NULL.
12884 (clone_body): Move to cp/optimize.c
12885 * tree-inline.h (struct copy_body_data): Change
12886 transform_lang_insert_block to function pointer.
12887 (copy_generic_body, copy_decl_no_change): Export.
12888 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
12889 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
12890 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
12892 * c-tree.h (insert_block): Kill.
12893 * c-decl.c (insert_block): Kill.
12895 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
12897 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
12898 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
12899 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
12901 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
12902 argument, call {push,pop}_function_context from here.
12903 * c-parser.c: Use c_{push,pop}_function_context.
12905 * function.c (push_function_context_to): Move meat ...
12906 (push_function_context): ... here. Simplify.
12907 * function.c (pop_function_context_from): Move meat ...
12908 (pop_function_context): ... here. Simplify.
12909 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
12911 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
12912 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
12913 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
12914 * tree.h (push_function_context_to, pop_function_context_from): Remove.
12916 2008-04-03 Ben Elliston <bje@au.ibm.com>
12918 * expmed.c (extract_force_align_mem_bit_field): Remove.
12920 2008-04-03 Richard Guenther <rguenther@suse.de>
12922 PR middle-end/35800
12923 * expr.h (try_casesi): Adjust prototype.
12924 * expr.c (try_casesi): Take fallback label as extra parameter.
12925 Use that for gen_casesi if default_label is NULL.
12926 * stmt.c (expand_case): Pass fallback label to try_casesi,
12927 make sure to fill gaps with a fallback label if default_label
12930 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
12933 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
12935 2008-04-03 Ben Elliston <bje@au.ibm.com>
12937 * expmed.c (extract_split_bit_field): Remove if (0) code.
12938 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
12939 (do_ds_constraint): Likewise.
12941 2008-04-02 Joseph Myers <joseph@codesourcery.com>
12943 * doc/cppopts.texi (-dU): Document.
12944 * c-common.h (flag_dump_macros): Update comment.
12945 * c-opts.c (handle_OPT_d): Handle -dU.
12946 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
12947 dump_queued_macros, cb_used_define, cb_used_undef): New.
12948 (init_pp_output): Handle -dU.
12949 (cb_line_change): Call dump_queued_macros.
12950 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
12952 2008-04-02 Anatoly Sokolov <aesok@post.ru>
12954 * config/avr/predicates.md (io_address_operand): New predicate.
12955 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
12956 * config/avr/avr.c (avr_io_address_p): Remove function.
12957 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
12958 'avr_io_address_p' function.
12959 (out_movhi_r_mr): (Ditto.).
12960 (out_movqi_mr_r): (Ditto.).
12961 (out_movhi_mr_r): (Ditto.).
12962 (avr_address_cost): (Ditto.).
12964 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
12966 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
12967 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
12968 in 32bit mode when XMM registers are available to avoid store
12970 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
12971 corresponding post-reload splitters.
12973 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
12975 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
12976 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
12977 __builtin_ia32_roundss.
12978 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
12979 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
12980 __builtin_ia32_roundss.
12981 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
12982 IX86_BUILTIN_SHUFPD here.
12984 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
12986 * config/i386/i386.md (plogic): New.
12987 (plogicprefix): Likewise.
12989 * config/i386/mmx.md (mmx_<code><mode>3): New.
12990 (mmx_and<mode>3): Removed.
12991 (mmx_ior<mode>3): Likewise.
12992 (mmx_xor<mode>3): Likewise.
12994 * config/i386/sse.md (<code><mode>3): New.
12995 (*<code><mode>3): Likewise.
12996 (*<code><mode>3): Likewise.
12997 (<code><mode>3): Likewise.
12998 (*sse_<code><mode>3): Likewise.
12999 (*sse2_<code><mode>3): Likewise.
13000 (<code>tf3): Likewise.
13001 (*<code>tf3): Likewise.
13002 (and<mode>3): Likewise.
13003 (*and<mode>3): Likewise.
13004 (ior<mode>3): Removed.
13005 (*ior<mode>3): Likewise.
13006 (xor<mode>3): Likewise.
13007 (*xor<mode>3): Likewise.
13008 (*and<mode>3): Likewise.
13009 (*ior<mode>3): Likewise.
13010 (*xor<mode>3): Likewise.
13011 (and<mode>3): Likewise.
13012 (*sse_and<mode>3): Likewise.
13013 (*sse2_and<mode>3): Likewise.
13014 (andtf3): Likewise.
13015 (*andtf3): Likewise.
13016 (ior<mode>3): Likewise.
13017 (*sse_ior<mode>3): Likewise.
13018 (*sse2_ior<mode>3): Likewise.
13019 (iortf3): Likewise.
13020 (*iortf3): Likewise.
13021 (xor<mode>3): Likewise.
13022 (*sse_xor<mode>3): Likewise.
13023 (*sse2_xor<mode>3): Likewise.
13024 (xortf3): Likewise.
13025 (*xortf3): Likewise.
13027 2008-04-02 Richard Guenther <rguenther@suse.de>
13029 PR tree-optimization/14495
13030 PR tree-optimization/34793
13031 * tree-vrp.c (struct switch_update): New structure.
13032 (to_remove_edges, to_update_switch_stmts): New VECs.
13033 (simplify_switch_using_ranges): New function. Remove not taken
13034 case labels and edges.
13035 (simplify_stmt_using_ranges): Call it.
13036 (identify_jump_threads): Mark edges we have queued for removal
13037 so we don't thread them.
13038 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
13040 * tree-cfg.c (group_case_labels): Deal with missing default label.
13041 (tree_verify_flow_info): Allow missing default label.
13042 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
13043 (emit_case_nodes): Likewise.
13044 (expand_case): Do not rely on the default label to be present.
13045 * expr.c (try_casesi): Deal with NULL default_label.
13046 (do_tablejump): Likewise.
13048 2008-04-02 Richard Guenther <rguenther@suse.de>
13050 PR tree-optimization/14495
13051 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
13052 SWITCH_EXPR here ...
13053 (vrp_visit_switch_stmt): ... but here (new function).
13054 (find_case_label_index): New helper function.
13055 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
13057 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13059 * fwprop.c: Fix ISO-C99ism.
13061 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13064 * Makefile.in (objdir): Set it here.
13065 * configure.ac: Not here. Find dynamic linker characteristics.
13066 * exec-tool.in: Use them.
13067 * aclocal.m4: Regenerate.
13068 * configure: Regenerate.
13070 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13072 * expr.c (expand_var): Delete it.
13073 * expr.h (expand_var): Delete prototype.
13074 * function.c (expand_function_start): Use expand_decl instead.
13075 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
13078 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
13080 PR rtl-optimization/35542
13081 * fwprop.c (forward_propagate_and_simplify): Replace
13082 loc_reg_mentioned_in_p with reg_mentioned_p.
13084 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13086 PR rtl-optimization/35281
13087 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
13088 (propagate_rtx_1): Handle PR_HANDLE_MEM.
13089 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
13090 (varying_mem_p): Move above propagate_rtx.
13091 (all_uses_available_at): Do not check MEMs.
13093 2008-04-02 Rafael Espindola <espindola@google.com>
13095 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
13096 (register_edge_assert_for_2): Split the cond argument.
13097 (register_edge_assert_for_1): Adjust for the change in
13098 register_edge_assert_for_2.
13099 (register_edge_assert_for): Split the cond argument.
13100 (find_switch_asserts): Adjust for the change in
13101 register_edge_assert_for.
13103 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
13105 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
13106 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
13107 offsets for 64-bit mingw.
13108 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
13109 abi for x86_64-pc-mingw.
13111 2008-04-02 Richard Guenther <rguenther@suse.de>
13113 * tree-vrp.c (extract_range_from_assert): Make sure to not
13114 produce range min/max with TREE_OVERFOW set.
13115 If merging a anti-range and a range keep the anti-range if
13116 the range covers all values of the type.
13117 (register_edge_assert_for_2): Only allow sign-changing
13118 conversions in detecting canonical range checks. Also
13119 register an assert for the unsigned name if useful.
13121 PR tree-optimization/35787
13122 * tree-vrp.c (vrp_val_max): New function.
13123 (vrp_val_min): Likewise.
13124 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
13125 (vrp_val_is_min): Likewise.
13126 (supports_overflow_infinity): Use vrp_val_{min,max}.
13127 (negative_overflow_infinity): Likewise.
13128 (positive_overflow_infinity): Likewise.
13129 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
13130 (is_positive_overflow_infinity): Likewise.
13131 (is_overflow_infinity): Likewise.
13132 (avoid_overflow_infinity): Use vrp_val_{min,max} and
13133 vrp_val_is_{min,max}.
13134 (set_and_canonicalize_value_range): Canonicalize anti-ranges
13135 to ranges if possible. Avoid empty ranges.
13137 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13139 PR middle-end/35705
13140 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
13141 the expression is a function address.
13143 2008-04-01 George Helffrich <george@gcc.gnu.org>
13145 PR fortran/35154, fortran/23057
13146 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
13147 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
13148 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
13149 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
13151 (dbxout_syms): Check for COMMON-based symbol and wrap in
13152 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
13153 in bracket for efficiency.
13155 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
13156 using DW_TAG_common_block + member offset.
13157 (add_pubname_string): New function.
13158 (dw_expand_expr): New function to find block name and offset for
13160 (common_check): New function to check whether symbol in Fortran COMMON.
13161 (gen_variable_die): If COMMON, use DW_TAG_common_block.
13163 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
13166 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
13168 2008-04-02 Ben Elliston <bje@au.ibm.com>
13170 * config/v850/v850.md (casesi): Remove if (0) code.
13171 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
13172 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
13174 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
13176 * config/i386/i386.md (rex64suffix): New mode attribute.
13177 (floathi<mode>2): Disable expander for SSE math.
13178 (*floathi<mode>2_1): New insn insn_and_split pattern.
13179 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
13180 corresponding post-reload splitters.
13181 (*floathi<mode>2_i387): New macroized insn pattern.
13182 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
13183 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
13184 insn_and_split pattern.
13185 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
13186 New macroized instruction patterns and corresponding post-reload
13188 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
13189 and corresponding post-reload splitters.
13190 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
13191 New macroized instruction patterns.
13192 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
13193 macroized instruction patterns and corresponding post-reload splitters.
13194 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
13195 corresponding post-reload splitters.
13196 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
13197 New macroized instruction patterns.
13198 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
13199 corresponding post-reload splitters.
13200 (*floatsi<mode>2_i387): New macroized instruction patterns.
13202 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
13204 * config/i386/i386.md (smaxmin): New.
13205 (umaxmin): Likewise.
13206 (maxminiprefix): Likewise.
13207 (maxminfprefix): Likewise.
13208 (<code><mode>3): Likewise.
13209 (smin<mode>3): Removed.
13210 (smax<mode>3): Likewise.
13212 * config/i386/mmx.md (mmx_<code>v2sf3): New.
13213 (mmx_<code>v4hi3): Likewise.
13214 (mmx_<code>v8qi3): Likewise.
13215 (mmx_smaxv2sf3): Removed.
13216 (mmx_sminv2sf3): Likewise.
13217 (mmx_umaxv8qi3): Likewise.
13218 (mmx_smaxv4hi3): Likewise.
13219 (mmx_uminv8qi3): Likewise.
13220 (mmx_sminv4hi3): Likewise.
13222 * config/i386/sse.md (<addsub><mode>3): New.
13223 (*<addsub><mode>3): Likewise.
13224 (<sse>_vm<addsub><mode>3): Likewise.
13225 (<maxmin><mode>3): Likewise.
13226 (*<maxmin><mode>3_finite): Likewise.
13227 (*<maxmin><mode>3): Likewise.
13228 (<sse>_vm<maxmin><mode>3): Likewise.
13229 (sse3_h<addsub>v4sf3): Likewise.
13230 (sse3_h<addsub>v2df3): Likewise.
13231 (<maxmin>v16qi3): Likewise.
13232 (*<maxmin>v16qi3): Likewise.
13233 (<maxmin>v8hi3): Likewise.
13234 (*<maxmin>v8hi3): Likewise.
13235 (*sse4_1_<maxmin><mode>3): Likewise.
13236 (*sse4_1_<maxmin><mode>3): Likewise.
13237 (add<mode>3): Removed.
13238 (*add<mode>3): Likewise.
13239 (<sse>_vmadd<mode>3): Likewise.
13240 (sub<mode>3): Likewise.
13241 (*sub<mode>3): Likewise.
13242 (<sse>_vmsub<mode>3): Likewise.
13243 (smin<mode>3): Likewise.
13244 (*smin<mode>3_finite): Likewise.
13245 (*smin<mode>3): Likewise.
13246 (<sse>_vmsmin<mode>3): Likewise.
13247 (smax<mode>3): Likewise.
13248 (*smax<mode>3_finite): Likewise.
13249 (*smax<mode>3): Likewise.
13250 (<sse>_vmsmax<mode>3): Likewise.
13251 (sse3_haddv4sf3): Likewise.
13252 (sse3_haddv2df3): Likewise.
13253 (sse3_hsubv4sf3): Likewise.
13254 (sse3_hsubv2df3): Likewise.
13255 (umaxv16qi3): Likewise.
13256 (*umaxv16qi3): Likewise.
13257 (smaxv8hi3): Likewise.
13258 (*smaxv8hi3): Likewise.
13259 (*sse4_1_smax<mode>3): Likewise.
13260 (*sse4_1_umax<mode>3): Likewise.
13261 (uminv16qi3): Likewise.
13262 (*uminv16qi3): Likewise.
13263 (sminv8hi3): Likewise.
13264 (*sminv8hi3): Likewise.
13265 (*sse4_1_smin<mode>3): Likewise.
13266 (*sse4_1_umin<mode>3): Likewise.
13268 2008-04-01 Rafael Espindola <espindola@google.com>
13270 * tree-cfg.c (verify_expr): remove in_phi.
13271 (verify_stmt): Don't call walk_tree with verify_expr. Use
13272 is_gimple_min_invariant instead of is_gimple_val.
13274 2008-04-01 Joseph Myers <joseph@codesourcery.com>
13276 * doc/include/gpl_v3.texi: Update for manpage generation.
13277 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
13279 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
13280 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
13281 gpl_v3.texi instead of gpl.texi.
13284 2008-04-01 Jakub Jelinek <jakub@redhat.com>
13287 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
13289 2008-04-01 Rafael Espindola <espindola@google.com>
13291 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
13292 (extract_code_and_val_from_cond): Use
13293 extract_code_and_val_from_cond_with_ops.
13295 2008-04-01 Jan Hubicka <jh@suse.cz>
13297 * function.c (free_after_compilation): Free epilogue_delay_list.
13298 (prepare_function_start): Assert that previous compilation was freed.
13300 2008-04-01 Jan Hubicka <jh@suse.cz>
13301 Jim Wilson <wilson@tuliptree.org>
13302 Andreas Tobler <andreast@gcc.gnu.org>
13304 PR middle-end/35781
13305 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
13306 rtl.emit instead cfun->emit.
13307 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
13308 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
13310 2008-04-01 Ben Elliston <bje@au.ibm.com>
13312 * doc/c-tree.texi (Function Basics): Fix grammatical error.
13314 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
13316 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
13318 (fprofile-use): Add var flag_profile_use
13319 * coverage.c (coverage_begin_output): Do not open a gcno file for
13320 output only if -ftest-coverage is set.
13321 Do not add getpwd() to gcda file path.
13322 (build_gcov_info): Check the new flag
13323 flag_profile_datafile_relative_path.
13324 (coverage_init): Use profile_data_prefix.
13325 Read profile counter only if flag_profile_use is set.
13326 * opts.c (common_handle_option): New option fprofile-use=,
13327 fprofile-dir=, fprofile-generate=.
13328 * toplev.c (profile_data_prefix): New variable definition.
13329 * toplev.h (profile_data_prefix): New declaration.
13330 * doc/invoke.tex (Option Summary, Optimization Options):
13333 2008-03-31 James E. Wilson <wilson@tuliptree.org>
13335 * varasm.c (output_constant_pool_1): In LABEL_REF check,
13336 use tmp consistently.
13339 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
13340 * config/ia64/ia64.c (rtx_needs_barrier): Handle
13341 UNSPEC_FR_RECIP_APPROX_RES.
13342 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
13344 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
13347 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
13349 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13351 PR middle-end/30186
13352 * fold-const.c (fold_indirect_ref_1): Support accessing non first
13353 element of the vector via a pointer.
13355 2008-03-31 Ian Lance Taylor <iant@google.com>
13357 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
13359 2008-03-31 Jan Hubicka <jh@suse.cz>
13361 * builtins.c (expand_builtin_setjmp_receiver): Update call of
13362 get_arg_pointer_save_area.
13363 * expr.c (init_expr): Just clear out rtl.expr.
13364 * function.c (free_after_compilation): Clear out whole RTL structure.
13365 (get_func_frame_size): Merge into ...
13366 (get_frame_size): ... this one.
13367 (assign_stack_local_1): Merge into ...
13368 (assign_stack_local): ... this one.
13369 (expand_function_end): Update call of get_arg_pointer_save_area.
13370 (get_art_pointer_save_area): Remove cfun argument.
13371 * function.h (emit_status): regno_pointer_align does not need length
13372 attribute. Move x_regno_reg_rtx to ...
13373 (regno_reg_rtx): ... new global array.
13374 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
13375 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
13376 apply_args_value, forced_labels, stack_pointer_delta):
13378 (struct varasm_status): Move here from varasm.c
13379 (struct rtl_data): New. Move here some fields from struct function.
13380 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
13381 frame_offset, stack_check_probe_note, arg_pointer_save_area,
13382 used_temp_slots avail_temp_slots, temp_slot_level,
13383 nonlocal_goto_handler_labels): Update accesstors.
13384 (rtl): New global variable.
13385 (struct function): Move some fileds to rtl_data.
13386 (get_arg_pointer_save_area): Update prototype.
13387 * emit-rtl.c (rtl): Declare.
13388 (regno_reg_rtx): Declare.
13389 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
13391 (gen_reg_rtx): Update.
13392 (init_virtual_regs): Do not tate emit_status argument.
13393 (init_emit): Do not allocate emit.
13394 * varasm.c (varasm_statuc): Move to function.h.
13395 (n_deferred_constatns): Update accestor.
13396 (init_varasm_status): Do not allocate varasm_status.
13397 (force_const_mem, get_pool_size, output_constant_pool): Update.
13398 * stmt.c (force_label_rtx): Do not use x_ prefixes.
13399 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
13401 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
13403 PR rtl-optimization/35729
13404 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
13407 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
13410 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
13411 load/store if memory is unaligned.
13412 (*movti_rex64): Likewise.
13414 * config/i386/predicates.md (misaligned_operand): New.
13416 2008-03-31 Andrew Pinski <pinskia@gmail.com>
13419 * tree-ssa-phiopt.c (conditional_replacement): Return early for
13422 2008-03-31 Jan Beulich <jbeulich@novell.com>
13424 * config/ia64/constraints.md: Add 'j' constraint.
13425 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
13426 (movdi_internal): Likewise.
13428 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
13431 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
13433 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
13436 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
13437 proper error message for the third argument on blendpd and
13440 * config/i386/sse.md (blendbits): New.
13441 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
13443 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
13445 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
13447 2008-03-30 Richard Guenther <rguenther@suse.de>
13449 PR middle-end/31023
13450 * fold-const.c (fold_sign_changed_comparison): Do leave
13451 conversions to base-types alone.
13453 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
13455 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
13456 the link register if one altivec register is be saved.
13458 2008-03-30 Ben Elliston <bje@au.ibm.com>
13460 * final.c (final_scan_insn): Remove if (0) code.
13462 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
13464 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
13466 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
13468 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
13469 of V4SFmode to ix86_binary_operator_ok.
13471 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
13473 * config/i386/i386.c (override_options): Initialize
13474 ix86_veclib_handler to ix86_veclibabi_svml when
13475 -mveclibabi=svml is used.
13476 (ix86_veclibabi_svml): New function for SVML ABI style
13477 vectorization support.
13478 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
13480 2008-03-28 Rafael Espindola <espindola@google.com>
13482 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
13483 (tree_binary_nonnegative_warnv_p): Make it public.
13484 (tree_single_nonnegative_warnv_p): Make it public.
13485 (tree_invalid_nonnegative_warnv_p): Make it public.
13486 (tree_unary_nonzero_warnv_p): Make it public.
13487 (tree_binary_nonzero_warnv_p): Make it public
13488 (tree_single_nonzero_warnv_p): Make it public.
13489 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
13490 (extract_range_from_binary_expr): Split the expr argument.
13491 (extract_range_from_unary_expr): Split the expr argument.
13492 (extract_range_from_comparison): Split the expr argument.
13493 (extract_range_from_expr): Use the new aux functions.
13494 (vrp_evaluate_conditional_warnv): Use
13495 vrp_evaluate_conditional_warnv_with_ops.
13496 * tree.h (tree_unary_nonzero_warnv_p): Declare.
13497 (tree_binary_nonzero_warnv_p): Declare.
13498 (tree_single_nonzero_warnv_p): Declare.
13499 (tree_expr_nonzero_warnv_p): Declare.
13500 (tree_unary_nonnegative_warnv_p): Declare.
13501 (tree_binary_nonnegative_warnv_p): Declare.
13502 (tree_single_nonnegative_warnv_p): Declare.
13503 (tree_invalid_nonnegative_warnv_p): Declare.
13505 2008-03-28 Richard Guenther <rguenther@suse.de>
13507 PR tree-optimization/30317
13508 PR tree-optimization/30911
13509 PR tree-optimization/34793
13510 * tree-vrp.c (set_and_canonicalize_value_range): New function.
13511 (struct assert_locus_d): New member EXPR.
13512 (register_new_assert_for): Add EXPR parameter to support
13513 ASSERT_EXPR <name, expr OP limit>.
13514 (register_edge_assert_for_1): Adjust callers.
13515 (find_assert_locations): Likewise.
13516 (process_assert_insertions_for): Build condition from expression.
13517 (extract_range_from_assert): Handle ASSERT_EXPRs
13518 of the form ASSERT_EXPR <name, expr OP limit>.
13519 (register_edge_assert_for_2): New helper registering
13520 asserts for comparisons. Recognize range tests of the form
13521 (unsigned)i - CST1 OP CST2.
13522 (register_edge_assert_for_1): Use it.
13523 (register_edge_assert_for): Likewise.
13524 (needs_overflow_infinity): Integer sub-types
13525 do not need overflow infinities.
13526 (vrp_val_is_max): The extreme values of integer sub-types
13527 are those of the base type.
13528 (vrp_val_is_min): Likewise.
13529 * tree.def (ASSERT_EXPR): Document extra allowed conditional
13532 2008-03-28 Nick Clifton <nickc@redhat.com>
13535 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
13536 Return GENERAL_REGS for stack adjustment reloads.
13538 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13541 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
13542 const_vector when all the vectors are constant.
13544 2008-03-27 Bob Wilson <bob.wilson@acm.org>
13546 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
13548 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
13549 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
13551 (s<code>_sf): Use new scc_sf attribute for opcode names.
13553 2008-03-27 Tom Tromey <tromey@redhat.com>
13555 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
13556 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
13557 config/spu/t-spu-elf, config/i386/t-interix,
13558 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
13559 config/i386/x-darwin, config/i386/x-mingw32,
13560 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
13561 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
13562 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
13563 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
13564 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
13565 config/rs6000/x-darwin, config/rs6000/t-rs6000,
13566 config/score/t-score-elf, config/arm/t-strongarm-pe,
13567 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
13568 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
13569 Revert automatic dependency patch.
13571 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
13574 * config/i386/i386.c (ix86_function_arg_boundary): Align
13575 decimal floating point to its natural boundary.
13577 2008-03-27 Richard Guenther <rguenther@suse.de>
13579 PR middle-end/35716
13580 * fold-const.c (fold_comparison): Restrict distinct decl
13581 comparison folding to VAR_DECLs and PARM_DECLs. Do not
13582 solely rely on operand_equal_p.
13584 2008-03-27 Richard Guenther <rguenther@suse.de>
13587 * c-common.c (handle_weak_attribute): Reject combination of
13590 2008-03-27 Richard Guenther <rguenther@suse.de>
13592 PR tree-optimization/32810
13593 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
13594 conversions from DECL_INITIAL.
13595 (fold_const_aggregate_ref): Likewise from constructor elements.
13597 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
13599 * tree-affine.h (aff_combination_expand): Declare.
13600 (get_inner_reference_aff): Likewise.
13601 * tree-affine.c (aff_combination_expand): Split out from
13602 tree_to_aff_combination_expand.
13603 (get_inner_reference_aff): New function.
13604 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
13605 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
13606 (struct lim_aux_data): sm_done field removed.
13607 (mem_ref_loc_p, mem_ref_locs_p): New types.
13608 (struct mem_ref): Added id, stored, accesses_in_loop,
13609 indep_loop, dep_loop, indep_ref, dep_ref fields.
13610 Removed is_stored, locs and next fields.
13611 (memory_accesses): New variable.
13612 (movement_possibility): Do not allow moving statements
13613 that store to memory.
13614 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
13616 (determine_max_movement): For statements with memory references,
13617 find the outermost loop in that the reference is independent.
13618 (move_computations_stmt): Mark the virtual operands for renaming.
13619 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
13620 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
13621 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
13622 add_vop_ref_mapping, create_vop_ref_mapping_loop,
13623 create_vop_ref_mapping, analyze_memory_references,
13624 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
13625 get_all_locs_in_loop, ref_always_accessed_p,
13626 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
13627 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
13628 store_motion_loop, store_motion): New functions.
13629 (struct vop_to_refs_elt): New type.
13630 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
13631 memref_hash, memref_eq, hoist_memory_references): Rewritten.
13632 (schedule_sm): Replaced by...
13633 (execute_sm): ... this.
13634 (determine_lsm_ref, hoist_memory_references,
13635 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
13636 find_more_ref_vops, free_mem_ref, free_mem_refs,
13637 determine_lsm_loop, determine_lsm): Removed.
13638 (tree_ssa_lim_finalize): Free data structures used by store motion.
13639 (tree_ssa_lim): Call analyze_memory_references. Use
13640 store_motion instead of determine_lsm.
13642 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
13644 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
13645 rename tmake_file to m68hc11/t-m68hc11.
13646 (mcore): Set inhibit_libc to true.
13647 * config.host (alpha*-dec-*vms*): Set extra_programs.
13648 (interix3*): Don't use host_xmake_file.
13649 * configure.ac: Let config.gcc override inhibit_libc.
13650 * configure: Regenerate.
13652 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
13653 * config/t-openbsd-thread: Remove commented out lines.
13655 * config/x-interix: Remove.
13657 * config/m68hc11/t-m68hc11-gas: Rename to...
13658 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
13660 * config/mcore/t-mcore: Remove T_CFLAGS.
13661 * config/mcore/t-mcore-pe: Likewise.
13663 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
13665 * configure.ac: Replace custom __GNU_SOURCE test with
13666 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
13667 * aclocal.m4: Regenerate.
13668 * configure: Regenerate.
13669 * config.in: Regenerate.
13671 2008-03-27 Richard Guenther <rguenther@suse.de>
13673 * fold-const.c (target.h): Include.
13674 (fold_comparison): Fold comparison of addresses of decls
13675 that bind locally or of constants. Consolidate address folding code.
13676 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
13677 results from fold_binary_to_constant.
13678 (compare_values_warnv): Likewise.
13680 2008-03-27 Andrew Pinski <pinskia@gmail.com>
13682 PR middle-end/35429
13683 * fold-const.c (fold_truthop): Check for integeral types when folding
13684 a == 0 && b == 0 and a != 0 || b != 0 .
13686 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
13688 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
13690 2008-03-26 Andreas Schwab <schwab@suse.de>
13692 * doc/invoke.texi: Fix use of @item vs. @itemx.
13694 2008-03-26 Tom Tromey <tromey@redhat.com>
13696 * Makefile.in (build/gensupport.o, build/print-rtl.o,
13697 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
13698 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
13699 build/gencodes.o, build/genconditions.o, build/genconfig.o,
13700 build/genconstants.o, build/genemit.o, build/genextract.o,
13701 build/genflags.o, build/genmddeps.o, build/genopinit.o,
13702 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
13705 2008-03-26 Richard Guenther <rguenther@suse.de>
13708 2008-03-26 Richard Guenther <rguenther@suse.de>
13710 * fold-const.c (target.h): Include.
13711 (fold_comparison): Fold comparison of addresses of two decls
13712 that bind locally. Consolidate address folding code.
13714 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13716 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
13717 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
13718 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
13719 dconstsqrt2, dconstthird, dconste and/or dconst10.
13720 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
13721 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
13722 dconstsqrt2, dconste): Delete.
13723 (init_emit_once): Likewise. Simplify initializing dconstm1.
13725 * real.c (get_real_const): New.
13726 * real.h (dconst3, dconst10, dconstm2, dconstthird,
13727 dconstsqrt2, dconste): Delete.
13728 (real_value_const, get_real_const): New.
13730 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
13732 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
13734 * config/i386/i386.c (ix86_function_arg_boundary): Check
13735 BIGGEST_ALIGNMENT instead of 128.
13736 (setup_incoming_varargs_64): Likewise.
13738 2008-03-26 Tom Tromey <tromey@redhat.com>
13740 * Makefile.in (DEPFILES): Add missing '/'.
13742 2008-03-26 Richard Guenther <rguenther@suse.de>
13744 * fold-const.c (target.h): Include.
13745 (fold_comparison): Fold comparison of addresses of two decls
13746 that bind locally. Consolidate address folding code.
13748 2008-03-26 Nick Clifton <nickc@redhat.com>
13751 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
13752 not allow INT+INT as a legitimate addressing mode.
13754 2008-03-26 Richard Guenther <rguenther@suse.de>
13756 * tree-flow.h (widen_bitfield): Remove declaration.
13757 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
13758 (widen_bitfield): Remove function.
13759 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
13762 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13765 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
13768 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
13770 PR rtl-optimization/35232
13771 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
13772 (forget_old_reloads_1, forget_marked_reloads): Don't clear
13773 reg_reloaded_call_part_clobbered here.
13774 (reload_regs_reach_end_p): New function.
13775 (reload_reg_rtx_for_input): New variable.
13776 (reload_reg_rtx_for_output): Likewise.
13777 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
13778 when reassigning a pseudo register. Load reloadreg from
13779 reload_reg_rtx_for_input, moving the mode and register
13781 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
13782 instead of the original when deciding whether an input reload
13783 would be a no-op or whether an output reload can be deleted.
13784 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
13785 when setting up new_spill_reg_store. Load it from
13786 reload_reg_rtx_for_output, moving the mode and register
13788 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
13789 instead of the original when deciding whether an output reload
13790 would be a no-op. Do the same when modifying insn notes.
13791 Use rtx_equal_p instead of == to compare the registers.
13792 (inherit_piecemeal_p): Take a mode and two register numbers
13794 (emit_reload_insns): Clear new_spill_reg_store for every hard
13795 register in the reload register. Remove spill registers
13796 from reg_reloaded_valid before considering whether to record
13797 inheritance information for them. Use reload_reg_rtx_for_output
13798 instead of reg_rtx when recording output reloads. Use
13799 reload_reg_rtx_for_input instead of reg_rtx when recording
13800 input reloads. Set or clear reg_reloaded_call_part_clobbered
13801 at the same time as setting reg_reloaded_valid.
13802 (delete_output_reload): Add a new_reload_reg parameter and use it
13803 instead of rld[j].reg_rtx.
13804 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
13807 2008-03-25 Tom Tromey <tromey@redhat.com>
13809 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
13810 (build/genattr.o): Likewise.
13811 (build/genattrtab.o): Likewise.
13812 (build/gencodes.o): Likewise.
13813 (build/genconfig.o): Likewise.
13814 (build/genconstants.o): Likewise.
13815 (build/genemit.o): Likewise.
13816 (build/genextract.o): Likewise.
13817 (build/genflags.o): Likewise.
13819 2008-03-25 Bob Wilson <bob.wilson@acm.org>
13821 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
13822 instead of size_int for integer types.
13823 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
13824 to match type of MINUS_EXPR.
13826 2008-03-25 Tom Tromey <tromey@redhat.com>
13828 * configure: Rebuilt.
13829 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
13832 2008-03-25 Tom Tromey <tromey@redhat.com>
13834 * config/x-solaris (host-solaris.o): Update.
13835 * config/x-linux (host-linux.o): Update.
13836 * config/x-hpux (host-hpux.o): Update.
13837 * config/x-darwin (host-darwin.o): Update.
13838 * config/v850/t-v850e (v850-c.o): Update.
13839 * config/v850/t-v850 (v850-c.o): Update.
13840 * config/t-vxworks (vxworks.o): Update.
13841 * config/t-sol2 (sol2-c.o, sol2.o): Update.
13842 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
13843 * config/spu/t-spu-elf (spu-c.o): Update.
13845 * config/sh/t-symbian (sh-c.o): Update.
13846 (symbian.o): Update.
13847 * config/sh/t-sh (sh-c.o): Update.
13848 * config/score/t-score-elf (score7.o, score3.o): Update.
13849 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
13850 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
13851 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
13852 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
13853 (rs6000.o): Remove.
13854 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
13855 * config/m32c/t-m32c (m32c-pragma.o): Update.
13856 * config/ia64/t-ia64 (ia64-c.o): Update.
13857 * config/i386/x-mingw32 (host-mingw32.o): Update.
13858 * config/i386/x-i386 (driver-i386.o): Update.
13859 * config/i386/x-darwin (host-i386-darwin.o): Update.
13860 * config/i386/x-cygwin (host-cygwin.o): Update.
13861 * config/i386/t-nwld (nwld.o): Update.
13862 * config/i386/t-netware (netware.o): Update.
13863 * config/i386/t-interix (winnt.o): Update.
13864 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
13865 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
13866 msformat-c.o): Update.
13867 * config/bfin/t-bfin-linux (generated_files): Add
13868 linux-sysroot-suffix.h.
13869 * config/arm/t-wince-pe (pe.o): Update.
13870 * config/arm/t-strongarm-pe (pe.o): Update.
13871 * config/arm/t-pe (pe.o): Update.
13872 * config/arm/t-arm (arm-c.o): Update.
13873 * doc/install.texi (Prerequisites): Require make 3.80.
13874 * Makefile.in: Remove .o targets.
13875 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
13876 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
13877 (simple_generated_h, simple_generated_c): Move earlier.
13878 (generated_files): New variable.
13879 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
13880 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
13881 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
13882 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
13883 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
13884 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
13885 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
13886 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
13887 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
13888 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
13889 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
13890 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
13892 (COMPILE.base, COMPILE): New variables.
13893 (%.o): New pattern rule.
13894 (ALL_HOST_OBJS): New variable.
13895 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
13896 (dummy-checksum.o, cc1-checksum.o): Remove.
13897 (DRIVER_SHLIB): New variable.
13898 (DRIVER_DEFINES): Use it.
13899 (gencondmd.c): Move out of build/.
13900 (s-conditions): Update.
13901 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
13902 (ALL_BUILD_OBJS): Likewise.
13903 (build/%.o): Use BUILDCOMPILE.
13904 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
13905 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
13906 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
13907 build/gencheck.o, build/gencodes.o, build/genconditions.o,
13908 build/genconfig.o, build/genconstants.o, build/genemit.o,
13909 build/genextract.o, build/genflags.o, build/genmddeps.o,
13910 build/genopinit.o, build/genoutput.o, build/genpeep.o,
13911 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
13912 build/gen-protos.o, build/scan.o, build/fix-header.o,
13913 build/scan-decls.o): Simplify.
13914 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
13915 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
13916 prefix.o, toplev.o): Reduce to variable setting.
13917 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
13918 ($(out_object_file), gcc-options.o): New targets.
13919 ($(ALL_HOST_OBJS)): New target. Include dependency files.
13920 * configure: Rebuilt.
13921 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
13922 * doc/sourcebuild.texi (Front End Directory): Document new variable.
13924 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
13926 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
13927 complain when we hit an error, return ERROR_MARK_NODE.
13929 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
13931 * config/sh/constraints.md (Pso, Psz): New constraints.
13932 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
13933 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
13935 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
13937 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
13938 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
13940 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
13942 * config/sh/sh.md (prefetch): Add condition for SH2A target.
13943 (prefetch_sh2a): New.
13945 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
13946 Naveen.H.S <naveen.hs@kpitcummins.com>
13948 * config/sh/constraints.md (I28): New constraint.
13949 * config/sh/sh.c (broken_move): Add support for movi20s.
13950 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
13952 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
13953 Jayant Sonar <Jayant.sonar@kpitcummins.com>
13954 Naveen.H.S <naveen.hs@kpitcummins.com>
13956 * config/sh/sh.c (SH_ATTRIBUTES): Define.
13957 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
13958 (print_operand): Handle resbank in %@ operand code.
13959 (sh_encode_section_info): New.
13960 (push_regs): Add conditions for resbank.
13961 (sh_expand_epilogue): Likewise.
13962 (sh_insert_attributes): Likewise.
13963 (sh_attribute_table): Likewise.
13964 (sh_handle_resbank_handler_attribute): New.
13965 (sh2a_handle_function_vector_handler_attribute): New.
13966 (sh2a_is_function_vector_call): New.
13967 (sh2a_get_function_vector_number): New.
13968 (sh2a_function_vector_p): New.
13969 (sh_cfun_resbank_handler_p): New.
13970 * config/sh/sh.md (calli): Emit jsr/n if possible.
13971 (calli_tbr_rel): New.
13972 (calli_pcrel): Emit jsr/n if possible.
13973 (return_i): Emit rts/n if possible.
13974 (call_valuei_tbr_rel): New.
13975 (call_valuei_pcrel): Add condition for SH2A target.
13976 (call_value): Likewise.
13977 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
13978 (sh2a_get_function_vector_number): Likewise.
13979 (sh2a_is_function_vector_call): Likewise.
13980 * doc/extend.texi: Document TBR relative addressing of SH2A.
13981 (resbank): Add description for SH2A.
13983 2008-03-24 Richard Guenther <rguenther@suse.de>
13986 * gimplify.c (gimplify_modify_expr): For frontend type-correct
13987 pointer assignments change conversions according to middle-end rules.
13988 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
13989 * configure.ac: Include type checking in yes.
13990 * configure: Regenerate.
13992 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13994 * diagnostic.c (diagnostic_count_diagnostic): Delete.
13995 (diagnostic_report_diagnostic): Update. Handle ICEs here.
13997 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
13999 * gthr-vxworks.h (UNUSED): Define.
14001 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
14003 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
14005 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
14007 * doc/extend.texi (Function Attributes): Add missing comma in the
14008 example of the "alloc_size" attribute.
14010 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
14013 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
14015 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14018 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14021 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14022 of the underlying type of a MS bitfield layout to the natural
14023 alignment of the type.
14025 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14027 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14028 to their natural alignment to avoid store forwarding stalls.
14030 2008-03-22 Richard Guenther <rguenther@suse.de>
14032 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
14033 For PHI nodes verify the address is invariant.
14034 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
14035 (get_symbol_constant_value): Use is_gimple_min_invariant.
14036 (maybe_fold_stmt_indirect): Likewise.
14038 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
14040 PR rtl-optimization/33927
14041 * Makefile.in (dse.o): Depend on $(TM_P_H).
14042 * expr.h (extract_low_bits): Declare.
14043 * expmed.c (extract_low_bits): New function.
14044 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
14045 * dse.c: Include tm_p.h.
14046 (find_shift_sequence): Remove the read_reg argument and return the
14047 read value. Emit the instructions instead of returning them.
14048 Iterate on new_mode rather than calculating it each time.
14049 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
14050 source to NEW_MODE and extract_low_bits to convert the shifted
14051 value to READ_MODE.
14052 (replace_read): Allow the load and store to have different mode
14053 classes. Use extract_low_bits when SHIFT == 0. Create the shift
14054 or extraction instructions before trying the replacement. Update
14055 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
14057 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14059 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14060 to their natural alignment to avoid store forwarding stalls.
14062 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14065 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
14066 encouraging but not allowing gprs for input;
14067 change the input constraint to !f#r.
14068 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
14070 change the output constraint to !f#r.
14072 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
14075 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
14076 corresponding post-reload splitters.
14077 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
14078 when x87 FP math is selected.
14079 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
14080 New function prototype.
14081 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
14082 unreachable function to ease macroization of insn patterns.
14084 2008-03-21 Martin Jambor <mjambor@suse.cz>
14086 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
14087 reference dumps if ddr is NULL or dependence is unknown.
14089 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14091 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
14092 unsigned extension into account.
14093 (ATOMIC_COMPARE_AND_SWAP): Likewise.
14094 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
14095 Do computations on a scratch register.
14097 2008-03-21 Richard Guenther <rguenther@suse.de>
14099 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14100 Use is_gimple_min_invariant instead of TREE_INVARIANT.
14101 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
14102 * tree-ssa-dom.c (record_equality): Likewise.
14103 * tree-inline.c (copy_body_r): Likewise.
14104 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
14107 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14109 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
14110 as 'delete_unused' argument.
14112 2008-03-20 Richard Guenther <rguenther@suse.de>
14114 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
14115 special casing of constant qualifiers.
14116 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
14117 care about them in general.
14118 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
14119 regardless of their type.
14120 (fold_stmt_r): Forcefully fold *& if we end up with that.
14122 2008-03-20 Paul Brook <paul@codesourcery.com>
14124 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
14125 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
14127 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
14129 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
14130 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
14132 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
14134 * common.opt (Wmudflap): New option.
14135 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
14136 (mx_register_decls): Likewise.
14137 (mudflap_finish_file): Likewise.
14138 * doc/invoke.texi: Document -Wno-mudflap.
14140 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
14142 * c-format.c (replace_format_name_to_system_name): New.
14143 (cmp_attribs): New.
14144 (convert_format_name_to_system_name): New.
14145 (decode_format_attr): Add use of convert_format_name_to_system_name.
14146 (format_types_orig): Add gnu_ prefix to names.
14147 (check_format_info_main): Special treating of \0 escaped names for
14148 supporting multi-character format specifiers as I32, I64.
14149 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
14150 (gnu_target_overrides_format_attributes): New.
14151 * c-format.h: Add structure target_ovr_attr to hold
14152 system specific formatter names.
14153 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
14154 msformat-c.o file to c_target_objs and cxx_target_objs.
14155 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14156 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
14157 (TARGET_N_FORMAT_TYPES): New.
14158 * config/i386/msformat-c.c: New.
14159 * config/i386/t-cygming: Add build rule for msformat-c.o.
14160 * doc/extend.texi: Add new format names gnu_* and ms_* and
14162 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14164 2008-03-20 Ira Rosen <irar@il.ibm.com>
14166 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
14167 optimizations turned on under -O3.
14168 (ftree-vectorize): Add that the flag is turned on with -O3.
14170 2008-03-20 Ben Elliston <bje@au.ibm.com>
14172 * regmove.c (try_auto_increment): Fix spelling error in comment.
14173 * final.c (final_scan_insn): Likewise.
14175 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
14178 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
14179 allocator preferences for "y" and "r" class registers.
14180 ("*mov<mode>_internal"): Ditto.
14181 ("*movv2sf_internal_rex64"): Ditto.
14182 ("*movv2sf_internal"): Ditto.
14184 2008-03-19 Michael Matz <matz@suse.de>
14186 PR middle-end/35616
14187 * calls.c (expand_call): Check overlap of arguments with call
14188 address for sibcalls.
14190 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14193 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14194 of the underlying type of a MS bitfield layout to the natural
14195 alignment of the type.
14197 2008-03-19 Jan Hubicka <jh@suse.cz>
14200 * toplev.c (decode_d_option): Handle all CPP flags.
14201 * tree-vrp.c: Update tree_pass descriptors.
14202 * regrename.c: Update tree_pass descriptors.
14203 * fwprop.c: Update tree_pass descriptors.
14204 * doc/invoke.texi: Remove documentation of dropped -d? flags.
14205 * tree-into-ssa.c: Update tree_pass descriptors.
14206 * tree-dump.c: Update tree_pass descriptors.
14207 * tree-complex.c: Update tree_pass descriptors.
14208 * tree-dump.h: Update tree_pass descriptors.
14209 * see.c: Update tree_pass descriptors.
14210 * cgraphbuild.c: Update tree_pass descriptors.
14211 * tracer.c: Update tree_pass descriptors.
14212 * tree-loop-distribution.c: Update tree_pass descriptors.
14213 * cgraph.c: Update tree_pass descriptors.
14214 * postreload-gcse.c: Update tree_pass descriptors.
14215 * postreload.c: Update tree_pass descriptors.
14216 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
14217 * tree-tailcall.c: Update tree_pass descriptors.
14218 * tree-pass.h (tree_opt_pass): Rename to ...
14219 (opt_pass) ... this one; add "type" field and remove letter field.
14220 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
14221 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
14222 all_lowering_passes): Update declaration.
14223 * ipa-cp.c: Update tree_pass descriptors.
14224 * final.c: Update tree_pass descriptors.
14225 * omp-low.c: Update tree_pass descriptors.
14226 * tree-ssa-dse.c: Update tree_pass descriptors.
14227 * ipa-reference.c: Update tree_pass descriptors.
14228 * tree-ssa-uncprop.c: Update tree_pass descriptors.
14229 * auto-inc-dec.c: Update tree_pass descriptors.
14230 * reorg.c: Update tree_pass descriptors.
14231 * cgraphunit.c: Update tree_pass descriptors.
14232 * tree-ssa-copyrename.c: Update tree_pass descriptors.
14233 * tree-ssa-ccp.c: Update tree_pass descriptors.
14234 * df-core.c: Update tree_pass descriptors.
14235 * mode-switching.c: Update tree_pass descriptors.
14236 * tree-nomudflap.c: Update tree_pass descriptors.
14237 * modulo-sched.c: Update tree_pass descriptors.
14238 * ipa-pure-const.c: Update tree_pass descriptors.
14239 * cse.c: Update tree_pass descriptors.
14240 * web.c: Update tree_pass descriptors.
14241 * tree-stdarg.c: Update tree_pass descriptors.
14242 * tree-ssa-math-opts.c: Update tree_pass descriptors.
14243 * tree-ssa-dom.c: Update tree_pass descriptors.
14244 * tree-nrv.c: Update tree_pass descriptors.
14245 * tree-ssa-alias.c: Update tree_pass descriptors.
14246 * loop-init.c: Update tree_pass descriptors.
14247 * gimple-low.c: Update tree_pass descriptors.
14248 * ipa-inline.c: Update tree_pass descriptors.
14249 * tree-ssa-sink.c: Update tree_pass descriptors.
14250 * global.c: Update tree_pass descriptors.
14251 * ifcvt.c: Update tree_pass descriptors.
14252 * jump.c: Update tree_pass descriptors.
14253 * predict.c: Update tree_pass descriptors.
14254 * tree-ssa-loop.c: Update tree_pass descriptors.
14255 * recog.c: Update tree_pass descriptors.
14256 * dse.c: Update tree_pass descriptors.
14257 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
14258 * tree-eh.c: Update tree_pass descriptors.
14259 * regmove.c: Update tree_pass descriptors.
14261 * function.c: Update tree_pass descriptors.
14262 * tree-vectorizer.c: Update tree_pass descriptors.
14263 * gcse.c: Update tree_pass descriptors.
14264 * ipa-type-escape.c: Update tree_pass descriptors.
14265 * tree-if-conv.c: Update tree_pass descriptors.
14266 * init-regs.c: Update tree_pass descriptors.
14267 * ipa.c: Update tree_pass descriptors.
14268 * tree-ssa-phiopt.c: Update tree_pass descriptors.
14269 * rtl-factoring.c: Update tree_pass descriptors.
14270 * lower-subreg.c: Update tree_pass descriptors.
14271 * bt-load.c: Update tree_pass descriptors.
14272 * tree-dfa.c: Update tree_pass descriptors.
14273 * except.c: Update tree_pass descriptors.
14274 * emit-rtl.c: Update tree_pass descriptors.
14275 * cfgexpand.c: Update tree_pass descriptors.
14276 * tree-cfgcleanup.c: Update tree_pass descriptors.
14277 * cfgcleanup.c: Update tree_pass descriptors.
14278 * tree-ssa-pre.c: Update tree_pass descriptors.
14279 * tree-sra.c: Update tree_pass descriptors.
14280 * tree-mudflap.c: Update tree_pass descriptors.
14281 * tree-ssa-copy.c: Update tree_pass descriptors.
14282 * cfglayout.c: Update tree_pass descriptors.
14283 * tree-ssa-forwprop.c: Update tree_pass descriptors.
14284 * tree-ssa-dce.c: Update tree_pass descriptors.
14285 * tree-ssa.c: Update tree_pass descriptors.
14286 * regclass.c: Update tree_pass descriptors.
14287 * integrate.c: Update tree_pass descriptors.
14288 * tree-optimize.c: Update tree_pass descriptors.
14289 * tree-ssa-phiprop.c: Update tree_pass descriptors.
14290 * tree-object-size.c: Update tree_pass descriptors.
14291 * combine.c: Update tree_pass descriptors.
14292 * tree-outof-ssa.c: Update tree_pass descriptors.
14293 * bb-reorder.c: Update tree_pass descriptors.
14294 * stack-ptr-mod.c: Update tree_pass descriptors.
14295 * var-tracking.c: Update tree_pass descriptors.
14296 * tree-profile.c: Update tree_pass descriptors.
14297 * tree-vect-generic.c: Update tree_pass descriptors.
14298 * reg-stack.c: Update tree_pass descriptors.
14299 * sched-rgn.c: Update tree_pass descriptors.
14300 * tree-ssa-structalias.c: Update tree_pass descriptors.
14301 * tree-cfg.c: Update tree_pass descriptors.
14302 * passes.c (current_pass): Update declaration.
14303 (finish_optimization_passes): Update.
14304 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
14305 (register_one_dump_file, register_dump_files_1, next_pass_1):
14307 (init_optimization_passes): Update handling of new types.
14308 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
14309 * ipa-struct-reorg.c: Update tree_pass descriptors.
14310 * tree-ssa-reassoc.c: Update tree_pass descriptors.
14311 * combine-stack-adj.c: Update tree_pass descriptors.
14312 * cfgrtl.c: Update tree_pass descriptors.
14313 * dce.c: Update tree_pass descriptors.
14314 * tree-ssanames.c: Update tree_pass descriptors.
14316 2008-03-19 Richard Guenther <rguenther@suse.de>
14318 PR middle-end/35609
14319 * tree-ssa.c (walk_data): New structure.
14320 (warn_uninitialized_var): If not always_executed warn with "maybe"
14322 (execute_early_warn_uninitialized): Compute post-dominators.
14323 Initialize always_executed before processing each basic block.
14325 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
14328 * config/i386/i386.c (x86_this_parameter): Calculate correct location
14329 of "this" pointer when "regparm = N" or "fastcall" is in effect.
14331 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14333 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
14335 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
14337 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
14339 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
14340 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
14341 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
14342 target after ignore has been set, and move there also the commputation
14343 of subtarget and original_target.
14344 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
14345 (LANG_HOOKS_INITIALIZER): Remove it.
14346 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
14348 2008-03-18 Richard Guenther <rguenther@suse.de>
14350 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
14351 found an expression with constants, note that in the VN for the lhs.
14352 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
14353 fold them to constants if possible. Run cleanup_cfg if done so.
14354 (execute_pre): Return todo.
14355 (do_pre): Likewise.
14356 (execute_fre): Likewise.
14357 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
14359 (get_prop_source_stmt): Look through pointer conversions.
14361 2008-03-18 Jan Hubicka <jh@suse.cz>
14363 * tree-pretty-print.c: Include predict.h.
14364 (dump_generic_node): Dump predictor.
14365 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
14366 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
14367 * gimple-low.c (lower_stmt): Likewise.
14368 * expr.c (expand_expr_real): Likewise.
14369 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
14371 (build_predict_expr, build_predict_expr): New.
14372 * predict.h (predictor_name, build_predict_expr): Update.
14373 * c-typeck.c (c_finish_bc_stmt): Add prediction.
14374 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
14375 * predict.def (PRED_CONTINUE): Update hitrate.
14376 * tree.def (PREDICT_EXPR): Define.
14377 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
14378 do not handle BIND_EXPR.
14379 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
14380 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
14381 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
14384 2008-03-18 Michael Matz <matz@suse.de>
14386 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
14388 2008-03-18 Richard Guenther <rguenther@suse.de>
14390 * tree-gimple.h (is_gimple_invariant_address): Declare.
14391 (is_gimple_constant): Likewise.
14392 * tree-gimple.c (is_gimple_constant): New function.
14393 (is_gimple_invariant_address): Likewise.
14394 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
14395 and is_gimple_invariant_address.
14396 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
14398 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
14399 an addressable base.
14401 2008-03-18 Jakub Jelinek <jakub@redhat.com>
14403 PR middle-end/35611
14404 * gimplify.c (gimplify_expr): Gimplify second operand of
14407 2008-03-17 Richard Guenther <rguenther@suse.de>
14409 PR tree-optimization/19637
14410 * fold-const.c (fold_unary): Remove restrictions of removing
14411 intermediate pointer-conversions (P2)(P1)P0.
14412 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
14413 conversion to void pointer.
14414 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
14416 2008-03-16 James E. Wilson <wilson@tuliptree.org>
14419 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
14420 emulated thread local variables.
14422 2008-03-16 Richard Guenther <rguenther@suse.de>
14424 PR middle-end/35607
14425 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
14426 expand TREE_INVARIANT operations that are not gimple invariant.
14428 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
14430 * doc/extend.texi (Alignment): Say that the ABI controls
14431 the __alignof__ for non-strict-alignment targets rather
14432 than being a recommendation.
14434 2008-03-15 Paul Brook <paul@codesourcery.com>
14436 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
14438 (arm_output_fn_unwind): Mark functions that can not be unwound.
14440 2008-03-15 Paul Brook <paul@codesourcery.com>
14442 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
14443 extension instructions.
14445 2008-03-15 Richard Guenther <rguenther@suse.de>
14447 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
14448 and fold constant aggregate refs.
14449 (fold_const_aggregate_ref): Handle string constants
14450 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
14451 (evaluate_stmt): Simplify now that ccp_fold folds constant
14454 2008-03-15 Paul Brook <paul@codesourcery.com>
14456 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
14457 (extzv): Use gen_extzv_t2.
14458 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
14460 2008-03-15 Richard Guenther <rguenther@suse.de>
14462 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
14463 (fold_const_aggregate_ref): Likewise.
14464 (get_value): Return NULL if we don't have any values.
14465 (ccp_finalize): Set const_val to NULL after freeing it.
14466 * tree-flow.h (get_symbol_constant_value): Declare.
14467 (fold_const_aggregate_ref): Likewise.
14468 * tree-ssa-sccvn.c (try_to_simplify): Use them.
14470 2008-03-15 Richard Guenther <rguenther@suse.de>
14472 PR middle-end/35593
14473 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
14474 to not produce negative array indices if not allowed. Add
14475 parameter to indicate that.
14476 (maybe_fold_offset_to_component_ref): Allow negative array
14477 indices only for the first member of a structure.
14478 (maybe_fold_offset_to_reference): Allow negative array indices.
14479 (maybe_fold_stmt_addition): Likewise.
14481 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
14482 Anatoly Sokolov <aesok@post.ru>
14484 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
14485 (avr_arch): Add ARCH_AVR6.
14486 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
14487 (initial_elimination_offset): Initialize and use 'avr_pc_size'
14488 instead of fixed value 2.
14489 (print_operand_address): Use gs() asm specifier instead of pm().
14490 (avr_assemble_integer): (Ditto.).
14491 (avr_output_addr_vec_elt): (Ditto.).
14492 (print_operand): Handle "!" code.
14493 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
14494 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
14495 (AVR_HAVE_EIJMP_EICALL): Define.
14496 (AVR_3_BYTE_PC): Redefine.
14497 (AVR_2_BYTE_PC): (Ditto.).
14498 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
14499 (LINK_SPEC): Add atmega2560 and atmega2561.
14500 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
14502 * config/avr/avr.md (call_insn): Use eicall instead of icall
14503 for 3 byte PC devices.
14504 (call_value_insn): (Ditto.).
14505 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
14506 (indirect_jump): Use only for for 2 byte PC devices.
14507 (*tablejump): (Ditto.).
14508 (*indirect_jump_avr6): Add insn.
14509 (*tablejump_rjmp): Don't use for 3 byte PC devices.
14510 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
14511 instead of ijmp for 3 byte PC devices.
14512 (__tablejump2__): (Ditto.).
14513 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
14514 (MULITLIB_DIRNAMES): (Ditto.).
14515 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
14517 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
14519 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
14520 "sse2_umulsidi3". Use V1DI mode for operand 0.
14521 ("mmx_psadbw"): Use V1DI mode for operand 0.
14522 * config/i386/i386-modes.def (V1SI): New vector mode.
14523 * config/i386/i386.c (struct builtin_description)
14524 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
14525 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
14526 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
14527 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
14528 v1di_ftype_v8qi_v8qi type.
14529 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
14531 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
14532 __builtin_ia32_pmuludq]: Fix the mode of return value.
14534 2008-03-15 Richard Guenther <rguenther@suse.de>
14536 PR middle-end/35595
14537 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
14540 2008-03-14 Bob Wilson <bob.wilson@acm.org>
14542 * doc/invoke.texi (Option Summary, Xtensa Options): Document
14543 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
14544 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
14545 unless TARGET_SERIALIZE_VOLATILE is enabled.
14546 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
14547 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
14548 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
14550 2008-03-14 Richard Guenther <rguenther@suse.de>
14552 PR tree-optimization/34172
14553 * tree-flow.h (refs_may_alias_p): Declare.
14554 (get_single_def_stmt): Likewise.
14555 (get_single_def_stmt_from_phi): Likewise.
14556 (get_single_def_stmt_with_phi): Likewise.
14557 * tree-dfa.c (refs_may_alias_p): New function.
14558 (get_single_def_stmt): Likewise.
14559 (get_single_def_stmt_from_phi): Likewise.
14560 (get_single_def_stmt_with_phi): Likewise.
14561 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
14562 (vn_reference_lookup_1): New helper function.
14563 (vn_reference_lookup): Walk the virtual use-def chain to
14564 continue searching for a match if the def does not alias the
14565 reference we are looking for.
14567 2008-03-14 David Edelsohn <edelsohn@gnu.org>
14569 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
14570 archive and Perzl. Update The Written Word listing.
14572 2008-03-14 Richard Guenther <rguenther@suse.de>
14574 PR tree-optimization/34043
14575 PR tree-optimization/33989
14576 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
14578 (bitmap_find_leader): Use extra argument to verify dominance
14579 relationship inside a basic-block.
14580 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
14581 (find_leader_in_sets): Adjust.
14582 (create_component_ref_by_pieces): Take extra argument for
14583 dominance check, handle lookup failures.
14584 (find_or_generate_expression): Likewise.
14585 (create_expression_by_pieces): Likewise.
14586 (insert_into_preds_of_block): Adjust.
14587 (create_value_expr_from): If asked for, verify all operands
14588 are in the blocks AVAIL_OUT set.
14589 (make_values_for_stmt): Check for SSA_NAMEs that are life
14590 over an abnormal edge.
14591 (compute_avail): Remove such check.
14592 (do_SCCVN_insertion): New function.
14593 (eliminate): If we do not find a leader suitable for replacement
14594 insert a replacement expression from SCCVN if available.
14595 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
14596 (struct vn_ssa_aux): Add needs_insertion flag.
14597 * tree-ssa-sccvn.c (may_insert): New global flag.
14598 (copy_reference_ops_from_ref): Value-number union member access
14599 based on its size, not type and member if insertion is allowed.
14600 (visit_reference_op_load): For a weak match from union type
14601 punning lookup a view-converted value and insert a SSA_NAME
14602 for that value if that is not found.
14603 (visit_use): Make dumps shorter. Do not disallow value numbering
14604 SSA_NAMEs that are life over an abnormal edge to constants.
14605 (free_scc_vn): Release inserted SSA_NAMEs.
14606 (run_scc_vn): New flag to specify whether insertion is allowed.
14607 Process SSA_NAMEs in forward order.
14608 * tree-ssa-loop-im.c (for_each_index): Handle invariant
14609 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
14610 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
14611 pointer type to/from integral types that do not change the
14612 precision to regular conversions.
14614 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
14616 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
14617 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
14618 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
14619 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
14620 input arguments and the mode of return value. Built-in functions
14621 that operate on whole 64-bit MMX register now use V1DI mode.
14623 2008-03-13 Alon Dayan <alond@il.ibm.com>
14624 Olga Golovanevsky <olga@il.ibm.com>
14626 PR tree-optimization/35041
14627 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
14628 to locate the right position in a statement.
14630 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
14634 * config/i386/xmmintrin.h: Change all static inline functions to
14635 extern inline and add __gnu_inline__ attribute.
14636 * config/i386/bmintrin.h: Ditto.
14637 * config/i386/smmintrin.h: Ditto.
14638 * config/i386/tmmintrin.h: Ditto.
14639 * config/i386/mmintrin-common.h: Ditto.
14640 * config/i386/ammintrin.h: Ditto.
14641 * config/i386/emmintrin.h: Ditto.
14642 * config/i386/pmmintrin.h: Ditto.
14643 * config/i386/mmintrin.h: Ditto.
14644 * config/i386/mm3dnow.h: Ditto.
14646 2008-03-13 Jakub Jelinek <jakub@redhat.com>
14648 PR middle-end/35185
14649 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
14650 (lower_omp_2): New function.
14651 (lower_omp_1, lower_omp): Rewritten.
14653 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
14656 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
14657 with the phrase "Microsoft Windows compilers".
14658 (Push/Pop Macro Pragmas): New subsection. Document
14659 #pragma push_macro and pragma pop_macro.
14661 2008-03-12 Paul Brook <paul@codesourcery.com>
14663 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
14665 2008-03-12 Paul Brook <paul@codesourcery.com>
14667 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
14668 (thumb2_alusi3_short): Exclude PLUS and MINUS.
14669 (thumb2_addsi_shortim): Rename ...
14670 (thumb2_addsi_short): ... to this. Allow register operands.
14671 (thumb2_subsi_short): New pattern.
14672 (thumb2_one_cmplsi2_short,
14673 thumb2_negsi2_short): New patterns and peepholes.
14675 2008-03-12 Paul Brook <paul@codesourcery.com>
14677 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
14679 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
14681 * config/i386/i386.md (int_cond): New code iterator.
14683 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
14684 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
14685 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
14686 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
14687 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
14688 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
14689 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
14690 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
14692 2008-03-12 Paul Brook <paul@codesourcery.com>
14694 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
14695 instead of {arm,thumb}_compute_save_reg_mask.
14696 (output_return_instruction): Ditto.
14697 (thumb_unexpanded_epilogue): Ditto.
14698 (thumb1_expand_prologue): Ditto.
14699 (thumb1_output_function_prologue): Ditto.
14700 (arm_set_return_address): Ditto.
14701 (thumb_set_return_address): Ditto.
14702 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
14703 regs to achieve stack alignment.
14704 (thumb1_compute_save_reg_mask): Fix compiler warning.
14705 (arm_output_epilogue): Use offsets->saved_regs_mask.
14706 Adjust stack pointer by poping call clobered registers.
14707 (arm_expand_prologue): Use offsets->saved_regs_mask.
14708 Adjust stack pointer by pushing extra registers.
14709 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
14711 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
14714 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
14715 conversion to the operands of a multiplication.
14717 2008-03-12 Richard Guenther <rguenther@suse.de>
14719 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
14720 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
14721 * timevar.def (TV_TREE_PHIPROP): Add.
14722 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
14723 pass description. Use TV_TREE_PHIPROP.
14724 * tree-ssa-forwprop.c: Remove phiprop code.
14726 2008-03-12 Jakub Jelinek <jakub@redhat.com>
14728 PR middle-end/35549
14729 * omp-low.c (maybe_lookup_decl): Constify first argument.
14730 (use_pointer_for_field): Change last argument from bool to
14731 omp_context *. Disallow shared copy-in/out in nested
14732 parallel if decl is shared in outer parallel too.
14733 (build_outer_var_ref, scan_sharing_clauses,
14734 lower_rec_input_clauses, lower_copyprivate_clauses,
14735 lower_send_clauses, lower_send_shared_vars): Adjust callers.
14737 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
14738 Ira Rosen <irar@il.ibm.com>
14740 * tree-vectorizer.c (free_stmt_vec_info): New function.
14741 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
14742 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
14743 * tree-vectorizer.h (free_stmt_vec_info): Declare.
14744 * tree-vect-transform.c (vectorizable_conversion): Free
14745 vec_oprnds0 if it was allocated.
14746 (vect_permute_store_chain): Remove unused VECs.
14747 (vectorizable_store): Free VECs that are allocated in the..
14749 (vect_transform_strided_load, vectorizable_load): Likewise.
14750 (vect_remove_stores): Simplify the code.
14751 (vect_transform_loop): Move code to vect_remove_stores().
14752 Call vect_remove_stores() and free_stmt_vec_info().
14754 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14756 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
14757 TARGET_HPUX. Revise comment.
14758 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
14759 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
14760 Use sr4 variant of `be' instruction when not generating PIC code.
14761 (attr_length_call): Adjust for above change.
14763 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14765 * ipa-reference.c (static_execute): Remove module_statics_const and
14766 associated setting code.
14768 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
14771 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
14772 predicate for operand 1.
14773 (paritysi2_cmp): Use register_operand predicate for operand 2.
14774 Use earlyclobber modifier for operand 1. Remove support for
14776 (paritydi2_cmp): Use register_operand predicate for operand 3.
14777 Use earlyclobber modifier for operand 1. Remove support for
14780 2008-03-11 Paul Brook <paul@codesourcery.com>
14781 Vladimir Prus <vladimir@codesourcery.com>
14783 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
14784 (arm_compute_save_reg0_reg12_mask): Always
14785 check if register 11 must be saved. Always safe hard frame pointer
14786 when frame_pointer_needeed.
14787 (arm_compute_save_reg_mask): Save IP and PC
14788 only with apcs frames.
14789 (arm_output_epilogue): Adjust Thumb2 codepath to
14790 be also invoked and work for ARM non-apcs frames.
14791 (arm_expand_prologue): Don't bother saving IP
14792 for non-apcs frame, since it's not clobbered by
14793 prologue code. Implement non-apcs frame
14796 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
14798 PR rtl-optimization/35281
14799 * expr.c (convert_move): Use a new pseudo for the intermediate
14800 from_mode->word_mode result.
14802 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
14804 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
14805 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
14806 * toplev.c (compile_file): Don't call it.
14808 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
14810 PR middle-end/35526
14811 * expr.c (store_expr): Call emit_block_move if the mode
14812 of "temp" RTX is BLKmode.
14814 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14815 Richard Guenther <rguenther@suse.de>
14817 PR tree-optimization/31358
14818 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
14819 the step with a NULL_TREE.
14820 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
14821 to sizetype if type is a pointer type.
14822 (add_candidate_1): Don't convert the base and step to
14823 the generic type if the orginal type is a pointer type.
14824 (add_iv_value_candidates): Use sizetype for the step
14825 if type is a pointer type.
14826 (cand_value_at): Likewise.
14827 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
14829 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
14830 Don't convert the tem affine to the type.
14831 (add_elt_to_tree): Use sizetype for the step if a pointer.
14832 Use POINTER_PLUS_EXPR for pointers.
14833 (aff_combination_to_tree): Use sizetype for the step if a
14836 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
14838 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
14839 Remove commutativity hint.
14841 2008-03-10 Jakub Jelinek <jakub@redhat.com>
14845 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
14846 errorneous type. Check that v is a VAR_DECL.
14848 PR middle-end/35099
14849 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
14851 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
14853 PR tree-optimization/35494
14854 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
14855 may be overriden at link and run time.
14857 2008-03-10 Richard Guenther <rguenther@suse.de>
14859 PR tree-optimization/34677
14860 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
14861 (poolify_tree): Likewise.
14862 (modify_expr_template): Likewise.
14863 (poolify_modify_stmt): Likewise.
14864 (insert_fake_stores): Handle all component-ref style stores
14865 in addition to INDIRECT_REF. Also handle complex types.
14866 Do not poolify the inserted load.
14867 (realify_fake_stores): Do not rebuild the tree but only
14868 make it a SSA_NAME copy.
14869 (init_pre): Remove initialzation of modify_expr_template.
14870 Do not allocate modify_expr_node_pool.
14871 (fini_pre): Do not free modify_expr_node_pool.
14873 2008-03-10 Paul Brook <paul@codesourcery.com>
14875 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
14876 to avoid conflicts.
14878 2008-03-10 Paul Brook <paul@codesourcery.com>
14879 Mark Shinwell <shinwell@codesourcery.com>
14881 * config/arm/cortex-r4.md: New.
14882 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
14884 * config/arm/arm.md: Include cortex-r4.md.
14885 (insn): Add smmls, sdiv and udiv values.
14886 (generic_sched): Don't use generic scheduling for Cortex-R4.
14887 (arm_issue_rate): New function.
14888 (TARGET_SCHED_ISSUE_RATE): Define.
14890 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
14892 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
14894 2008-03-10 Richard Guenther <rguenther@suse.de>
14896 * tree-ssa-pre.c (get_sccvn_value): Simplify.
14897 (compute_avail): Do not add stmt uses to AVAIL_OUT.
14899 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
14901 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
14902 Set default to true.
14904 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14906 * c.opt (Wsynth): Deprecate.
14907 * doc/invoke.texi (Option Summary, Warning Options): Document
14908 -Wno-format-contains-nul.
14910 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
14913 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
14914 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
14916 2008-03-09 Ira Rosen <irar@il.ibm.com>
14918 * config/rs6000/rs6000.c (builtin_description): Rename vector
14919 left shift operations.
14920 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
14921 (altivec_vsl<VI_char>): Rename to ...
14922 (ashl<mode>3): ... new name.
14923 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
14925 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
14927 2008-03-08 Richard Guenther <rguenther@suse.de>
14929 * coverage.h (tree_coverage_counter_addr): Declare.
14930 * coverage.c (tree_coverage_counter_addr): New function.
14931 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
14932 before using again.
14933 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
14934 (tree_gen_one_value_profiler): Likewise.
14935 (tree_gen_ic_profiler): Likewise.
14936 (tree_gen_average_profiler): Likewise.
14937 (tree_gen_ior_profiler): Likewise.
14939 2008-03-08 Richard Guenther <rguenther@suse.de>
14941 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
14942 (vn_binary_op_insert): Likewise.
14943 (vn_unary_op_lookup): Likewise.
14944 (vn_unary_op_insert): Likewise.
14945 (vn_nary_op_lookup): Declare.
14946 (vn_nary_op_insert): Likewise.
14947 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
14948 and binary hashes, use a single obstack for unary_op_pool
14949 and binary_op_pool.
14950 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
14951 a single struct vn_nary_op_s. Store tree code length and
14952 a variable number of operands.
14953 (struct vn_reference_op_struct): Remove unused op2.
14954 (vn_reference_op_eq): Do not compare op2.
14955 (vn_reference_op_compute_hash): Do not compute hash of op2.
14956 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
14957 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
14958 with vn_nary_op_compute_hash.
14959 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
14960 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
14962 (vn_unary_op_insert, vn_binary_op_insert): Replace with
14964 (visit_unary_op): Call nary functions.
14965 (visit_binary_op): Likewise.
14966 (process_scc): Adjust for struct vn_tables_s changes.
14967 (allocate_vn_table): Likewise.
14968 (free_vn_table): Likewise.
14969 * tree-vn.c (vn_add): Call nary functions.
14970 (vn_lookup): Likewise.
14972 2008-03-08 Jakub Jelinek <jakub@redhat.com>
14975 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
14976 wdst back after sync_compare_and_swapqhi_internal.
14978 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
14981 * config/i386/i386-modes.def (V1DI): New vector mode.
14982 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
14983 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
14984 (MMXMODE248): Ditto.
14985 (MMXMODE): Add V1DI mode.
14986 (mmxvecsize): Change DI mode to V1DI mode.
14987 ("mov<mode>): Use MMXMODEI8 mode iterator.
14988 ("*mov<mode>_internal_rex64"): Ditto.
14989 ("*mov<mode>_internal"): Ditto.
14990 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
14991 ("mmx_sub<mode>3"): Ditto.
14992 ("mmx_adddi3"): Remove insn pattern.
14993 ("mmx_subdi3"): Ditto.
14994 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
14995 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
14996 ("mmx_ashl<mode>3"): Ditto.
14997 ("mmx_lshrdi3"): Remove insn pattern.
14998 ("mmx_ashldi3"): Ditto.
14999 * config/i386/i386.c (classify_argument): Handle V1DImode.
15000 (function_arg_advance_32): Ditto.
15001 (function_arg_32): Ditto.
15002 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
15003 mmx_addv1di3 insn pattern.
15004 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
15005 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
15006 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
15007 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
15008 Remove definitions of built-in functions.
15009 (V1DI_type_node): New node.
15010 (v1di_ftype_v1di_int): Ditto.
15011 (v1di_ftype_v1di_v1di): Ditto.
15012 (v2si_ftype_v2si_si): Ditto.
15013 (v4hi_ftype_v4hi_di): Remove node.
15014 (v2si_ftype_v2si_di): Ditto.
15015 (ix86_init_mmx_sse_builtins): Handle V1DImode.
15016 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
15017 Redefine builtins using def_builtin_const with *_ftype_*_int node.
15018 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
15019 Add new builtins using def_builtin_const.
15020 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
15021 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
15022 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
15023 * config/i386/mmintrin.h (__v1di): New typedef.
15024 (_mm_add_si64): Cast arguments to __v1di type.
15025 (_mm_sub_si64): Ditto.
15026 (_mm_sll_pi16): Cast __count to __v4hi type.
15027 (_mm_sll_pi32): Cast __count to __v2si type.
15028 (_mm_sll_si64): Cast arguments to __v1di type.
15029 (_mm_srl_pi16): Cast __count to __v4hi type.
15030 (_mm_srl_pi32): Cast __count to __v2si type.
15031 (_mm_srl_si64): Cast arguments to __v1di type.
15032 (_mm_sra_pi16): Cast __count to __v4hi type.
15033 (_mm_sra_pi32): Cast __count to __v2si type.
15034 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
15035 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
15036 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
15037 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
15038 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
15039 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
15040 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
15041 (_mm_srai_pi32): Use __builtin_ia32_psradi.
15042 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
15043 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
15044 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
15045 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
15047 2008-03-07 Joseph Myers <joseph@codesourcery.com>
15049 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
15051 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
15054 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
15055 reg+const addressing for Altivec modes. Don't generate reg+reg
15056 addressing for TFmode or TDmode quantities.
15058 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
15060 * c-common.c (vector_types_convertible_p): Call langhook
15061 instead of comptypes.
15063 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15066 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
15067 integral and scalar float variables which have a
15070 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
15072 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
15073 dwarf_register_span hook when emitting unwind information for
15074 register-to-memory saves.
15075 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
15076 (rs6000_frame_related): Remove call to spe_synthesize_frame.
15078 2008-03-06 Jakub Jelinek <jakub@redhat.com>
15080 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
15081 for the same VAR_DECL.
15083 2008-03-06 Tom Tromey <tromey@redhat.com>
15085 * treelang: Delete.
15086 * doc/standards.texi (Standards): Don't mention treelang.
15087 * doc/invoke.texi (Overall Options): Don't mention treelang.
15088 * doc/install.texi (Prerequisites): Don't mention bison or
15090 (Configuration): Don't mention treelang.
15091 (Building): Likewise.
15092 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
15094 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
15096 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
15097 word-extractions out of a multi-word object.
15099 2008-03-06 Richard Guenther <rguenther@suse.de>
15101 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
15102 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
15103 result type and precision.
15104 * expr.c (get_inner_reference): Set unsignedp based on the result
15105 type of BIT_FIELD_REF.
15106 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
15107 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
15108 (try_instantiate_multiple_fields): Likewise. Use the correct type
15110 (sra_build_assignment): Likewise.
15111 (sra_build_elt_assignment): Likewise.
15112 (sra_explode_bitfield_assignment): Likewise.
15113 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
15114 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
15115 set BIT_FIELD_REF_UNSIGNED.
15116 (vectorizable_load): Likewise.
15118 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
15120 * cse.c (cse_extended_basic_block): Invalidate artificial defs
15123 2008-03-06 Richard Guenther <rguenther@suse.de>
15125 * alias.c (struct alias_set_entry): Move has_zero_child field
15126 to pack with alias_set.
15128 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
15130 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
15133 2008-03-05 Ian Lance Taylor <iant@google.com>
15135 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
15137 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
15139 * fwprop.c (update_df): Support width and offset parameters of
15141 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
15142 global_conflicts): Change DF_REF_EXTRACT to either
15143 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15144 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15145 * df-scan.c (df_ref_record, df_defs_record,
15146 df_ref_create_structure, df_def_record_1, df_uses_record,
15147 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
15148 df_bb_refs_collect, df_entry_block_defs_collect,
15149 df_exit_block_uses_collect): Support new width and offset fields.
15150 (ref_extract_pool): New storage pool.
15151 (df_free_ref): New function.
15152 (df_reg_chain_unlink, df_free_collection_rec,
15153 df_sort_and_compress_refs): Call df_free_ref.
15154 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
15156 (df_ref_create_structure): Allocate df_ref_extract if offset and
15157 width fields are used.
15158 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
15159 (df_uses_record): Get offset and width from ZERO_EXTRACT
15161 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
15162 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15163 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15164 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
15165 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15166 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15167 (df_ref_extract): New structure.
15168 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
15169 (df_ref_create): Add width and offset parameters.
15171 2008-03-05 Richard Guenther <rguenther@suse.de>
15173 * tree-ssa-structalias.c (get_constraint_for_component_ref):
15174 Use ranges_overlap_p.
15175 (offset_overlaps_with_access): Rename
15176 to ranges_overlap_p and move ...
15177 * tree-flow-inline.h (ranges_overlap_p): ... here.
15179 * tree.h (get_inner_reference, handled_component_p): Update
15182 * tree.h (record_component_aliases, get_alias_set,
15183 alias_sets_conflict_p, alias_sets_must_conflict_p,
15184 objects_must_conflict_p): Move declarations ...
15185 * alias.h (record_component_aliases, get_alias_set,
15186 alias_sets_conflict_p, alias_sets_must_conflict_p,
15187 objects_must_conflict_p): ... here.
15188 Include coretypes.h.
15189 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
15191 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
15193 * cfg.c: Include tree-flow.h.
15194 (remove_edge_raw): Call redirect_edge_var_map_clear.
15195 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
15196 * tree-flow-inline.h (redirect_edge_var_map_def): New.
15197 (redirect_edge_var_map_result): New.
15198 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
15199 PENDING_STMT use with redirect_edge_var_map_*.
15200 * tree-ssa.c (edge_var_maps): New definition.
15201 (redirect_edge_var_map_add): New.
15202 (redirect_edge_var_map_clear): New.
15203 (redirect_edge_var_map_dup): New.
15204 (redirect_edge_var_map_vector): New.
15205 (redirect_edge_var_map_destroy): New.
15206 (ssa_redirect_edge): Replace PENDING_STMT use with
15207 redirect_edge_var_map_*.
15208 (flush_pending_stmts): Same.
15209 (delete_tree_ssa): Destroy edge var map.
15210 * tree-flow.h (struct _edge_var_map): New.
15211 Define edge_var_map vector type.
15212 Declare redirect_edge_var_map_* prototypes.
15213 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
15214 * tree-cfg.c (reinstall_phi_args): Replace
15215 PENDING_STMT use with redirect_edge_var_map_*.
15217 2008-03-05 Richard Guenther <rguenther@suse.de>
15219 PR tree-optimization/35472
15220 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
15221 whose single use_stmt has a overlapping set of loaded and
15222 stored symbols as that use_stmt might be a noop assignment then.
15224 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
15226 * gthr-rtems.h: Implement __gthread_mutex_destroy.
15228 2008-03-05 Richard Guenther <rguenther@suse.de>
15231 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
15232 should be constants.
15233 * tree-cfg.c (verify_expr): Verify it.
15234 * fold-const.c (fold_truthop): Remove code generating
15235 BIT_FIELD_REFs of structure bases.
15236 (fold_binary): Likewise.
15237 (fold_ternary): Position and size of BIT_FIELD_REFs are
15238 always host integers.
15239 (make_bit_field_ref): Remove.
15240 (optimize_bit_field_compare): Remove.
15241 (all_ones_mask_p): Remove.
15243 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
15246 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
15247 (split_block_and_df_analyze): New. Split basic block and rebuild
15249 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
15251 (split_pattern_seq): Likewise.
15252 (erase_matching_seqs): Likewise.
15253 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
15255 2008-03-04 Geoff Keating <geoffk@apple.com>
15257 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
15258 declaration and code.
15259 (tree_invalid_nonnegative_warnv_p): Likewise.
15261 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
15263 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
15264 examples. Truncate option-names then causing overfull hbox.
15266 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15269 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
15271 * configure: Rebuilt.
15273 2008-03-04 Rafael Espindola <espindola@google.com>
15275 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
15276 (tree_unary_nonnegative_warnv_p): New.
15277 (tree_binary_nonnegative_warnv_p): New.
15278 (tree_single_nonnegative_warnv_p): New.
15279 (tree_invalid_nonnegative_warnv_p): New.
15280 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
15282 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15285 * opts.c (handle_option): Postpone 'unknown option' errors only for
15288 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
15291 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
15294 2008-03-04 Rafael Espindola <espindola@google.com>
15296 * fold-const.c (tree_unary_nonzero_warnv_p): New.
15297 (tree_binary_nonzero_warnv_p): New.
15298 (tree_single_nonzero_warnv_p): New.
15299 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
15301 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
15303 PR middle-end/35456
15304 * fold-const.c (fold_cond_expr_with_comparison): Prevent
15305 transformations for modes that have signed zeros.
15306 * ifcvt.c (noce_try_abs): Ditto.
15308 2008-03-04 Joseph Myers <joseph@codesourcery.com>
15310 * config/i386/i386.c (override_options): Force
15311 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
15313 2008-03-04 Jan Hubicka <jh@suse.cz>
15316 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
15319 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15321 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
15322 label to probe the stack.
15324 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15326 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
15327 (__gthr_win32_mutex_destroy): Declare.
15328 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
15329 __gthr_win32_mutex_destroy.
15330 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
15332 2008-03-03 Jan Hubicka <jh@suse.cz>
15335 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
15336 aggressive on inlining cold calls.
15338 2008-03-03 Richard Guenther <rguenther@suse.de>
15340 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
15341 struct copies into the expression table.
15342 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
15343 (try_to_simplify): Likewise.
15344 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
15345 integral and pointer arguments which do not change the
15346 precision to NOP_EXPRs.
15347 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
15348 VIEW_CONVERT_EXPR case.
15350 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
15352 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
15353 defined in a loop at depth 0 is invariant.
15354 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
15355 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
15356 be called at loop depth 0.
15358 2008-03-02 Jakub Jelinek <jakub@redhat.com>
15361 * gcc.c (process_command): Update copyright notice dates.
15362 * gcov.c (print_version): Likewise.
15363 * gcov-dump.c (print_version): Likewise.
15364 * mips-tfile.c (main): Likewise.
15365 * mips-tdump.c (main): Likewise.
15367 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15370 * c-common.c (flag_permissive): Delete.
15371 (constant_expression_warnings): Check flags first.
15372 (constant_expression_error): New.
15373 * c-common.h (flag_permissive): Delete.
15374 (constant_expression_error): Declare.
15375 * flags.h (flag_permissive): Declare. Update description.
15376 * diagnostic.c (pedwarn): Update.
15378 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
15379 (permissive_error_kind): New.
15380 * toplev.c (flag_permissive): Define. Update description.
15381 * toplev.h (permissive_error_kind): Declare.
15382 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
15383 (pedwarn_c90): Use pedantic_warning_kind.
15384 * c-opts.c (c_common_post_options): flag_permissive does not affect
15385 flag_pedantic_errors.
15387 2008-03-02 Joseph Myers <joseph@codesourcery.com>
15389 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
15390 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
15391 __absvsi2, __absvDI2): Use unsigned arithmetic.
15393 2008-03-02 Andi Kleen <ak@suse.de>
15394 Richard Guenther <rguenther@suse.de>
15396 * struct-equiv.c: Remove file.
15397 * cfg_cleanup.c (condjump_equiv_p): Remove.
15398 * Makefile.in (OBJS-common): Remove struct-equiv.o.
15399 (struct-equiv.o): Remove rule.
15400 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
15401 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
15402 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
15404 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15406 * ifcvt.c (noce_process_if_block): Try to handle only the then
15407 block if the else block exists but isn't suitable.
15409 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15412 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
15413 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
15414 regression from previous patch.
15416 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15419 * gthr.h: Add __gthread_mutex_destroy as a function that must be
15421 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
15422 * gthr-single.h (__gthread_mutex_destroy): Likewise.
15423 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
15424 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
15425 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
15426 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
15427 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
15428 (__gthread_mutex_destroy_function): Rename to
15429 __gthread_mutex_destroy.
15430 * gthr-dce.h (__gthread_mutex_destroy): Call
15431 pthread_mutex_destroy.
15432 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
15433 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
15434 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
15436 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15438 * df-scan.c (df_ref_chain_change_bb): Simplify.
15439 (df_insn_change_bb): Add new_bb argument. Simplify. Call
15440 set_block_for_insn if there's any change.
15441 * df.h ((df_insn_change_bb): Fix prototype.
15442 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
15443 df_insn_change_bb, don't call set_block_for_insn.
15444 * emit-rtl.c (reorder_insns): Likewise.
15445 * haifa-sched.c (move_insn): Likewise.
15447 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15449 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
15451 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15453 * tree-flow-inline.h (next_readonly_imm_use): Return
15454 NULL_USE_OPERAND_P after the end.
15456 2008-03-01 Richard Guenther <rguenther@suse.de>
15458 PR tree-optimization/35411
15459 * tree-sra.c (sra_build_assignment): Split conversion to
15460 final type to a separate statement if we are not assigning
15463 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15465 * fold-const.c (fold_convertible_p): Correct the logic to follow
15466 that in fold_convert().
15468 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
15471 * tree-inline.c (build_duplicate_type): When we make a
15472 duplicate type, make it unique in the canonical types system.
15474 2008-02-29 Tom Tromey <tromey@redhat.com>
15476 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
15477 input_file_stack_history, input_file_stack_restored): Remove.
15478 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15479 * input.h (struct file_stack): Remove.
15480 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15481 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
15483 * diagnostic.h (struct diagnostic_context) <last_module>: Change
15485 (diagnostic_last_module_changed): Add 'map' argument.
15486 (diagnostic_set_last_function): Likewise.
15487 * diagnostic.c (undiagnostic_report_current_module): Iterate using
15488 line map, not input_file_stack.
15489 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
15491 2008-02-29 Paul Brook <paul@codesourcery.com>
15493 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
15495 2008-02-29 Paul Brook <paul@codesourcery.com>
15497 * config/arm/ieee754-df.S (muldf3): Use RET macros.
15499 2008-02-29 Richard Guenther <rguenther@suse.de>
15501 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
15503 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
15504 value for comparing for a store match.
15505 (simplify_unary_expression): Do nothing for SSA_NAMEs.
15506 (try_to_simplify): Do not do a full-blown reference lookup.
15508 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15510 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
15511 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15513 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
15515 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
15517 * tree-loop-linear.c (try_interchange_loops): Compare memory access
15518 strides against cache sizes.
15520 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15522 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
15525 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
15527 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
15528 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
15529 is smaller than the original promoted value.
15530 (simplify_subreg): If OP is a SUBREG, try to preserve its
15531 SUBREG_PROMOTED_VAR_P information.
15533 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
15535 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
15536 (VN_INFO_GET): Allocate new objects on the obstack.
15537 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
15538 for rpo_numbers_temp, for consistency.
15539 (free_scc_vn): Free the obstack.
15541 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
15543 * doc/invoke.texi: Document -ftree-loop-distribution.
15544 * tree-loop-distribution.c: New.
15545 * tree-pass.h (pass_loop_distribution): New.
15546 * graphds.h (struct graph): Add htab_t indices.
15547 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
15548 * tree-vectorizer.c (rename_variables_in_loop): Extern.
15549 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
15550 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
15551 * tree-data-ref.c (debug_data_dependence_relations): New.
15552 (dump_data_dependence_relation): Also print data references.
15553 (free_data_ref): Extern.
15554 (same_access_functions): Moved...
15555 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
15556 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15557 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
15558 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
15559 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
15560 (stmts_from_loop): Skip LABEL_EXPR.
15561 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
15563 (build_rdg): Initialize rdg->indices htab.
15564 (free_rdg, stores_from_loop, ref_base_address,
15565 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
15566 have_similar_memory_accesses_1, ref_base_address_1,
15567 remove_similar_memory_refs): New.
15568 * tree-data-ref.h: Depend on tree-chrec.h.
15569 (debug_data_dependence_relations, free_data_ref): Declared.
15570 (same_access_functions): ... here.
15571 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
15573 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
15574 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
15575 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
15576 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15577 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
15578 rdg_vertex_for_stmt): Declared.
15579 (struct rdg_edge): Add level.
15581 (free_rdg, stores_from_loop, remove_similar_memory_refs,
15582 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
15584 (rdg_has_similar_memory_accesses): New.
15585 * tree-vect-analyze.c: Remove unused static decls.
15586 * lambda.h (dependence_level): New.
15587 * common.opt (ftree-loop-distribution): New.
15588 * tree-flow.h (mark_virtual_ops_in_bb,
15589 slpeel_tree_duplicate_loop_to_edge_cfg,
15590 rename_variables_in_loop): Declared.
15591 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
15592 (OBJS-common): Add tree-loop-distribution.o.
15593 (tree-loop-distribution.o): New rule.
15594 * tree-cfg.c (mark_virtual_ops_in_bb): New.
15595 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
15596 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
15598 2008-02-28 Joseph Myers <joseph@codesourcery.com>
15601 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
15602 other than structures and unions.
15604 2008-02-28 Richard Guenther <rguenther@suse.de>
15607 2008-02-26 Richard Guenther <rguenther@suse.de>
15609 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15610 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15611 (lookup_decl_from_uid): Declare.
15612 (remove_decl_from_map): Likewise.
15613 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15614 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15615 (decl_for_uid_map): New global hashtable mapping DECL_UID
15617 (init_ttree): Allocate it.
15618 (insert_decl_to_uid_decl_map): New helper function.
15619 (make_node_stat): Insert new decls into the map.
15620 (copy_node_stat): Likewise.
15621 (lookup_decl_from_uid): New function.
15622 (remove_decl_from_map): Likewise.
15623 (print_decl_for_uid_map_statistics): New helper.
15624 (dump_tree_statistics): Call it.
15626 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15627 (referenced_var_iterator): Adjust.
15628 (FOR_EACH_REFERENCED_VAR): Adjust.
15629 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15630 (num_referenced_vars): Adjust.
15631 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15632 (first_referenced_var): Remove.
15633 (end_referenced_vars_p): Likewise.
15634 (next_referenced_var): Likewise.
15635 (referenced_var_iterator_set): New helper function.
15636 * tree-dfa.c (referenced_var_lookup): Adjust.
15637 (referenced_var_check_and_insert): Likewise.
15638 (remove_referenced_var): Likewise.
15639 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15640 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15641 (verify_call_clobbering): Likewise.
15642 (verify_memory_partitions): Likewise.
15643 (init_tree_ssa): Allocate bitmap instead of hashtable for
15645 (delete_tree_ssa): Adjust.
15646 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15647 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15648 (compute_tag_properties): Likewise.
15649 (set_initial_properties): Likewise.
15650 (find_partition_for): Likewise.
15651 (update_reference_counts): Likewise.
15652 (dump_may_aliases_for): Likewise.
15653 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15654 (add_call_clobber_ops): Likewise.
15655 (add_call_read_ops): Likewise.
15656 (get_asm_expr_operands): Likewise.
15657 * tree-into-ssa.c (dump_decl_set): Likewise.
15658 (update_ssa): Likewise.
15659 * tree-sra.c (scan_function): Likewise.
15660 (decide_instantiations): Likewise.
15661 (scalarize_parms): Likewise.
15662 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15663 (dsa_named_for): Likewise.
15664 * tree-ssa-structalias.c (update_alias_info): Likewise.
15665 (merge_smts_into): Likewise.
15667 2008-02-27 David Daney <ddaney@avtrex.com>
15670 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
15671 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
15672 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
15673 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
15674 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
15676 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
15679 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
15680 (BUILT_IN_NEXTTOWARD): Remove.
15681 (BUILT_IN_NEXTTOWARDF): Ditto.
15682 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
15683 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
15685 2008-02-27 Tom Tromey <tromey@redhat.com>
15687 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
15688 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
15690 2008-02-27 Jan Beulich <jbeulich@novell.com>
15692 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
15693 update the respective field on newdecl.
15695 2008-02-27 Revital Eres <eres@il.ibm.com>
15697 PR rtl-optimization/34999
15698 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
15699 crossing edges that ends with a call insn.
15700 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
15701 call insn and clear the EDGE_CROSSING flag of the crossing edge
15702 when fixing fallthru edges.
15704 2008-02-27 Richard Guenther <rguenther@suse.de>
15706 PR middle-end/35390
15707 * fold-const.c (fold_unary): Return the correct argument,
15708 converted to the result type.
15710 2008-02-27 Richard Guenther <rguenther@suse.de>
15712 PR middle-end/34971
15713 * expr.c (expand_expr_real_1): Assert on rotates that operate
15715 * fold-const.c (fold_binary): Use the types precision, not the
15716 bitsize of the mode if folding rotate expressions. Build rotates
15717 only for full modes.
15719 2008-02-27 Jakub Jelinek <jakub@redhat.com>
15721 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
15722 and CPP_PRAGMA_EOL.
15723 * c-pragma.c (pragma_ns_name): New typedef.
15724 (registered_pp_pragmas): New variable.
15725 (c_pp_lookup_pragma): New function.
15726 (c_register_pragma_1): If flag_preprocess_only, do nothing
15727 for non-expanded pragmas, for expanded ones push pragma's
15728 namespace and name into registered_pp_pragmas vector.
15729 (c_invoke_pragma_handler): Register OpenMP pragmas even when
15730 flag_preprocess_only, don't register GCC pch_preprocess
15731 pragma if flag_preprocess_only.
15732 * c-opts.c (c_common_init): Call init_pragma even if
15733 flag_preprocess_only.
15734 * c-pragma.c (c_pp_lookup_pragma): New prototype.
15735 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
15736 cpp_register_pragma if flag_preprocess_only.
15738 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15741 * c-parser.c (c_parser_translation_unit): Warn for empty
15742 translation unit, not empty source file.
15744 2008-02-26 Paul Brook <paul@codesourcery.com>
15746 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
15747 operand for Thumb-2.
15748 * config/arm/arm.h (reg_class): Add CORE_REGS.
15749 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
15750 (BASE_REG_CLASS): Use CORE_REGS.
15751 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
15752 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
15753 (REGNO_OK_FOR_INDEX_P): Exclude SP.
15754 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
15755 ARM_REGNO_OK_FOR_INDEX_P.
15756 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
15757 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
15758 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
15759 (ldm/stm peepholes): Ditto.
15760 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
15761 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
15762 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
15763 * config/arm/constraints.md: Enable "k" constraint on ARM.
15765 2008-02-27 Ben Elliston <bje@au.ibm.com>
15767 * config/rs6000/rs6000.c: Annotate cache line size field in all
15768 instances of struct processor_costs.
15770 2008-02-26 David Edelsohn <edelsohn@gnu.org>
15772 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
15773 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
15774 jump_bypass): New counters.
15775 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
15776 * dce.c (gate_ud_dce): Same.
15777 (gate_fast_dce): Same.
15778 * dse.c (gate_dse1): New function.
15779 (gate_dse2): New function.
15780 (gate_dse): Merge results of new gate functions.
15781 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
15782 (gate_handle_jump_bypass): Add dbg_cnt.
15783 (gate_handle_gcse): Add dbg_cnt.
15784 * ifcvt.c (gate_handle_if_conversion): Same.
15785 (gate_handle_if_after_combine): Same.
15786 (gate_handle_if_after_reload): Same.
15787 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
15789 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
15791 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
15793 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
15795 2008-02-26 Jason Merrill <jason@redhat.com>
15798 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
15799 alone if it's the naming decl for the type's main variant.
15801 2008-02-26 Tom Tromey <tromey@redhat.com>
15803 * system.h (USE_MAPPED_LOCATION): Poison.
15804 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
15805 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
15806 (make_goto_expr_edges): Likewise.
15807 (remove_bb): Likewise.
15808 (execute_warn_function_return): Likewise.
15809 * basic-block.h (struct edge_def) <goto_locus>: Change type to
15811 * c-common.c (fname_decl): Remove old location code.
15812 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
15814 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
15816 (ASM_INPUT_SOURCE_LOCATION): Likewise.
15817 (gen_rtx_ASM_INPUT): Likewise.
15818 (gen_rtx_ASM_INPUT_loc): Likewise.
15819 (get_rtx_asm_OPERANDS): Remove.
15820 * cfglayout.c (insn_locators_alloc): Remove old location code.
15821 (set_curr_insn_source_location): Likewise.
15822 (curr_insn_locator): Likewise.
15823 * print-tree.c (print_node): Remove old location code.
15824 * tree-mudflap.c (mf_varname_tree): Remove old location code.
15825 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
15826 * cfgexpand.c (expand_gimple_cond_expr): Don't use
15827 location_from_locus.
15828 (construct_exit_block): Remove old location code.
15829 * emit-rtl.c (force_next_line_note): Remove old location code.
15830 * profile.c (branch_prob): Remove old location code.
15831 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
15832 LOC_LINE): Remove old-location variants.
15833 * langhooks.c (lhd_print_error_function): Remove old location
15835 * configure, config.in: Rebuilt.
15836 * configure.ac (--enable-mapped-location): Remove.
15837 * c-decl.c (c_init_decl_processing): Remove old location code.
15838 (finish_function): Likewise.
15839 * recog.c (decode_asm_operands): Remove old location code.
15840 * c-pch.c (c_common_read_pch): Remove old location code.
15841 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
15843 * gimple-low.c (lower_function_body): Remove old location code.
15844 * toplev.c (unknown_location): Remove.
15845 (push_srcloc): Remove old-location variant.
15846 (process_options): Remove old location code.
15847 (lang_dependent_init): Likewise.
15848 * input.h (UNKNOWN_LOCATION): Move definition.
15849 (location_t): Undeprecate.
15850 (source_locus): Remove.
15851 (location_from_locus): Remove.
15852 (struct location_s): Remove.
15853 Remove all old-location code.
15854 (input_line, input_filename): Remove.
15855 * final.c (final_scan_insn): Remove old location code.
15856 * diagnostic.c (diagnostic_build_prefix): Remove
15857 USE_MAPPED_LOCATION test.
15858 * tree.h (gimple_stmt) <locus>: Now a location_t.
15859 (tree_exp) <locus>: Likewise.
15860 (DECL_IS_BUILTIN): Remove old-location variant.
15861 (annotate_with_file_line, annotate_with_locus): Likewise.
15862 (expr_locus, set_expr_locus): Update.
15863 * tree.c (build1_stat): Remove old location code.
15864 (last_annotated_node): Remove.
15865 (annotate_with_file_line): Remove old-location variant.
15866 (annotate_with_locus): Likewise.
15867 (expr_location): Remove old location code.
15868 (set_expr_location): Likewise.
15869 (expr_has_location): Likewise.
15870 (expr_locus): Likewise.
15871 (set_expr_locus): Likewise.
15872 (expr_filename): Don't use location_from_locus.
15873 (expr_lineno): Likewise.
15874 * rtl-error.c (location_for_asm): Remove old location code.
15875 * c-lex.c (cb_line_change): Remove old location code.
15876 (fe_file_change): Likewise.
15877 (cb_def_pragma): Likewise.
15878 (c_lex_with_flags): Likewise.
15879 * gengtype.c (do_typedef): Don't special-case location types.
15880 (define_location_structures): Remove.
15881 (main): Don't call define_location_structures.
15882 * tree-pretty-print.c (dump_implicit_edges): Remove old location
15885 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15888 * builtins.def (BUILT_IN_STDARG_START): Remove.
15889 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
15890 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
15891 * tree-inline.c (inline_forbidden_p_1): Likewise.
15893 2008-02-26 Richard Guenther <rguenther@suse.de>
15895 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15896 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15897 (lookup_decl_from_uid): Declare.
15898 (remove_decl_from_map): Likewise.
15899 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15900 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15901 (decl_for_uid_map): New global hashtable mapping DECL_UID
15903 (init_ttree): Allocate it.
15904 (insert_decl_to_uid_decl_map): New helper function.
15905 (make_node_stat): Insert new decls into the map.
15906 (copy_node_stat): Likewise.
15907 (lookup_decl_from_uid): New function.
15908 (remove_decl_from_map): Likewise.
15909 (print_decl_for_uid_map_statistics): New helper.
15910 (dump_tree_statistics): Call it.
15912 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15913 (referenced_var_iterator): Adjust.
15914 (FOR_EACH_REFERENCED_VAR): Adjust.
15915 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15916 (num_referenced_vars): Adjust.
15917 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15918 (first_referenced_var): Remove.
15919 (end_referenced_vars_p): Likewise.
15920 (next_referenced_var): Likewise.
15921 (referenced_var_iterator_set): New helper function.
15922 * tree-dfa.c (referenced_var_lookup): Adjust.
15923 (referenced_var_check_and_insert): Likewise.
15924 (remove_referenced_var): Likewise.
15925 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15926 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15927 (verify_call_clobbering): Likewise.
15928 (verify_memory_partitions): Likewise.
15929 (init_tree_ssa): Allocate bitmap instead of hashtable for
15931 (delete_tree_ssa): Adjust.
15932 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15933 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15934 (compute_tag_properties): Likewise.
15935 (set_initial_properties): Likewise.
15936 (find_partition_for): Likewise.
15937 (update_reference_counts): Likewise.
15938 (dump_may_aliases_for): Likewise.
15939 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15940 (add_call_clobber_ops): Likewise.
15941 (add_call_read_ops): Likewise.
15942 (get_asm_expr_operands): Likewise.
15943 * tree-into-ssa.c (dump_decl_set): Likewise.
15944 (update_ssa): Likewise.
15945 * tree-sra.c (scan_function): Likewise.
15946 (decide_instantiations): Likewise.
15947 (scalarize_parms): Likewise.
15948 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15949 (dsa_named_for): Likewise.
15950 * tree-ssa-structalias.c (update_alias_info): Likewise.
15951 (merge_smts_into): Likewise.
15953 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15956 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
15957 * c-opts.c (c_common_handle_option): Wall enables
15958 Wvolatile-register-var.
15959 * common.opt: Move Wvolatile-register-var to...
15962 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15964 * common.opt (Wlarger-than=): New.
15965 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
15967 * opts.c (common_handle_option): Handle -Wlarger-than=.
15968 * optc-gen.awk: Likewise.
15969 * opth-gen.awk: Likewise.
15970 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
15971 * tree-optimize.c (tree_rest_of_compilation): Likewise.
15973 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15975 * c-common.c (match_case_to_enum_1): Add appropriate
15976 OPT_W* parameter to warning.
15977 (c_do_switch_warnings): Likewise.
15978 * c-typeck.c (warning_init): Add one more parameter following
15979 'warning' function.
15980 (push_init_level): Update call to warning_init.
15981 (pop_init_level): Likewise.
15982 (add_pending_init): Likewise.
15983 (output_init_element: Likewise.
15985 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15988 * toplev.c (toplev_main): If there are warnings or error, print
15989 errors for ignored options.
15990 * opts.c (ignored_options): New static variable.
15991 (postpone_unknown_option_error): New.
15992 (print_ignored_options): New.
15993 (handle_option): Postpone errors for unknown -Wno-* options.
15994 * opts.h (print_ignored_options): Declare.
15996 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
15998 * config/mips/mips.md (loadgp_blockage, blockage): Change type
16001 2008-02-25 Richard Guenther <rguenther@suse.de>
16004 2008-02-25 Richard Guenther <rguenther@suse.de>
16006 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16007 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16008 (lookup_decl_from_uid): Declare.
16009 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16010 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16011 (decl_for_uid_map): New global hashtable mapping DECL_UID
16013 (init_ttree): Allocate it.
16014 (insert_decl_to_uid_decl_map): New helper function.
16015 (make_node_stat): Insert new decls into the map.
16016 (copy_node_stat): Likewise.
16017 (lookup_decl_from_uid): New function.
16018 (print_decl_for_uid_map_statistics): New helper.
16019 (dump_tree_statistics): Call it.
16021 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16022 (referenced_var_iterator): Adjust.
16023 (FOR_EACH_REFERENCED_VAR): Adjust.
16024 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16025 (num_referenced_vars): Adjust.
16026 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16027 (first_referenced_var): Remove.
16028 (end_referenced_vars_p): Likewise.
16029 (next_referenced_var): Likewise.
16030 (referenced_var_iterator_set): New helper function.
16031 * tree-dfa.c (referenced_var_lookup): Adjust.
16032 (referenced_var_check_and_insert): Likewise.
16033 (remove_referenced_var): Likewise.
16034 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16035 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16036 (verify_call_clobbering): Likewise.
16037 (verify_memory_partitions): Likewise.
16038 (init_tree_ssa): Allocate bitmap instead of hashtable for
16040 (delete_tree_ssa): Adjust.
16041 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16042 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16043 (compute_tag_properties): Likewise.
16044 (set_initial_properties): Likewise.
16045 (find_partition_for): Likewise.
16046 (update_reference_counts): Likewise.
16047 (dump_may_aliases_for): Likewise.
16048 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16049 (add_call_clobber_ops): Likewise.
16050 (add_call_read_ops): Likewise.
16051 (get_asm_expr_operands): Likewise.
16052 * tree-into-ssa.c (dump_decl_set): Likewise.
16053 (update_ssa): Likewise.
16054 * tree-sra.c (scan_function): Likewise.
16055 (decide_instantiations): Likewise.
16056 (scalarize_parms): Likewise.
16057 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16058 (dsa_named_for): Likewise.
16059 * tree-ssa-structalias.c (update_alias_info): Likewise.
16060 (merge_smts_into): Likewise.
16062 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16065 * doc/invoke.texi (-fcx-limited-range): Document new option.
16066 * toplev.c (process_options): Handle -fcx-fortran-rules.
16067 * common.opt: Add documentation for -fcx-fortran-rules.
16069 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16072 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
16073 actual behaviour and C99.
16075 2008-02-26 Ben Elliston <bje@au.ibm.com>
16077 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
16078 (ASM_CPU_POWER6_SPEC): Likewise.
16079 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
16080 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
16081 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
16083 2008-02-25 Richard Guenther <rguenther@suse.de>
16085 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16086 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16087 (lookup_decl_from_uid): Declare.
16088 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16089 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16090 (decl_for_uid_map): New global hashtable mapping DECL_UID
16092 (init_ttree): Allocate it.
16093 (insert_decl_to_uid_decl_map): New helper function.
16094 (make_node_stat): Insert new decls into the map.
16095 (copy_node_stat): Likewise.
16096 (lookup_decl_from_uid): New function.
16097 (print_decl_for_uid_map_statistics): New helper.
16098 (dump_tree_statistics): Call it.
16100 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16101 (referenced_var_iterator): Adjust.
16102 (FOR_EACH_REFERENCED_VAR): Adjust.
16103 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16104 (num_referenced_vars): Adjust.
16105 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16106 (first_referenced_var): Remove.
16107 (end_referenced_vars_p): Likewise.
16108 (next_referenced_var): Likewise.
16109 (referenced_var_iterator_set): New helper function.
16110 * tree-dfa.c (referenced_var_lookup): Adjust.
16111 (referenced_var_check_and_insert): Likewise.
16112 (remove_referenced_var): Likewise.
16113 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16114 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16115 (verify_call_clobbering): Likewise.
16116 (verify_memory_partitions): Likewise.
16117 (init_tree_ssa): Allocate bitmap instead of hashtable for
16119 (delete_tree_ssa): Adjust.
16120 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16121 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16122 (compute_tag_properties): Likewise.
16123 (set_initial_properties): Likewise.
16124 (find_partition_for): Likewise.
16125 (update_reference_counts): Likewise.
16126 (dump_may_aliases_for): Likewise.
16127 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16128 (add_call_clobber_ops): Likewise.
16129 (add_call_read_ops): Likewise.
16130 (get_asm_expr_operands): Likewise.
16131 * tree-into-ssa.c (dump_decl_set): Likewise.
16132 (update_ssa): Likewise.
16133 * tree-sra.c (scan_function): Likewise.
16134 (decide_instantiations): Likewise.
16135 (scalarize_parms): Likewise.
16136 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16137 (dsa_named_for): Likewise.
16138 * tree-ssa-structalias.c (update_alias_info): Likewise.
16139 (merge_smts_into): Likewise.
16141 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
16144 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
16145 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
16146 * alias.h (nonoverlapping_memrefs_p): Likewise.
16148 2008-02-25 Jan Beulich <jbeulich@novell.com>
16150 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
16151 * config/i386/netware-libgcc.exp: Add __bswap?i2,
16152 __emultls_get_address, __emultls_register_common,
16153 __floatundi?f, and _Unwind_GetIPInfo.
16154 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
16155 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
16156 (gen_regparm_prefix): Likewise.
16157 (i386_nlm_encode_section_info): Sync with
16158 config/i386/winnt.c:i386_pe_encode_section_info().
16159 (i386_nlm_maybe_mangle_decl_assembler_name): New.
16160 i386_nlm_mangle_decl_assembler_name): New.
16161 (netware_override_options): New.
16162 * config/i386/netware.h (netware_override_options): Declare.
16163 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
16164 (i386_nlm_mangle_decl_assembler_name): Declare.
16165 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
16167 2008-02-25 Ben Elliston <bje@au.ibm.com>
16170 * c-decl.c (grokdeclarator): Remove unused local variables
16171 `typedef_type' and `type_as_written'.
16173 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
16174 unused local variable `has_hot_blocks'.
16175 (fix_crossing_conditional_branches): Remove unused local variable
16178 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
16180 PR middle-end/19984
16181 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
16182 using DEF_C99_BUILTIN.
16183 (BUILT_IN_NANF): Ditto.
16184 (BUILT_IN_NANL): Ditto.
16186 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
16187 Revital Eres <eres@il.ibm.com>
16189 * modulo-sched.c (calculate_must_precede_follow): Address TODO
16190 regarding the order of two dependent insns in the same row.
16192 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
16194 * stor-layout.c (layout_decl): Do not bump the alignment of a
16195 bit-field to more than byte alignment if it is packed.
16197 2008-02-24 David Edelsohn <edelsohn@gnu.org>
16199 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
16202 2008-02-24 Diego Novillo <dnovillo@google.com>
16204 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
16207 * tree-vrp.c (vrp_evaluate_conditional): With
16208 -Wtype-limits, emit a warning when comparing against a
16209 constant outside the natural range of OP0's type.
16210 * c.opt (Wtype-limits): Move ...
16211 * common.opt (Wtype-limits): ... here.
16213 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
16215 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
16216 * config/rs6000/e300c2c3.md: New file.
16217 * config/rs6000/rs6000.c (processor_costs): Add new costs for
16219 (rs6000_override_options): Add e300c2 and e300c3 cases to
16220 processor_target_table. Do not allow usage of Altivec or Spe
16221 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
16222 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
16223 * config/rs6000/rs6000.h (processor_type): Add
16224 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
16225 (ASM_CPU_SPEC): Add e300c2 and e300c3.
16226 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
16227 and ppce300c3. Include e300c2c3.md.
16229 2008-02-23 David Edelsohn <edelsohn@gnu.org>
16231 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
16232 instead of TARGET_STRICT_ALIGN.
16234 2008-02-23 Joseph Myers <joseph@codesourcery.com>
16236 * explow.c (memory_address): Assert that the generated address is
16239 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16242 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
16243 * config/darwin-ppc-ldouble-patch.def: New file.
16244 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
16245 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
16246 SUBTARGET_INIT_BUILTINS if defined.
16247 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
16250 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
16253 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
16254 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
16256 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
16259 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
16260 file" warning condtional on -Winvalid-PCH.
16262 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
16264 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
16266 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
16270 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
16271 prevent reload from using MMX registers.
16272 (*mov<mode>_internal): Ditto.
16273 (*movv2sf_internal_rex64): Ditto.
16274 (*movv2sf_internal): Ditto.
16276 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16278 PR documentation/31569
16279 * doc/install.texi2html: Use makeinfo --no-number-sections.
16281 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16283 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
16284 ensure that we can address an entire entity > 8 bytes. Don't
16285 generate reg+reg addressing for such data.
16287 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16289 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
16290 strings when optimizing for size, unless the target cares about
16293 2008-02-22 Tom Tromey <tromey@redhat.com>
16295 * regclass.c (current_pass): Remove declaration.
16297 2008-02-22 Anatoly Sokolov <aesok@post.ru>
16299 * config/avr/libgcc.S (__RAMPZ__): Define.
16300 (__do_copy_data): Add for devices with 128KB code memory.
16302 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16304 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16306 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
16308 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
16310 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
16313 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16316 * c-typeck.c (build_binary_op): Warn about floating point
16317 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
16319 2008-02-21 Janis Johnson <janis187@us.ibm.com>
16322 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
16323 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
16325 (rs6000_override_options): Set altivec_abi as default, not override,
16326 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
16327 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
16328 is used; use new member spe_abi.
16329 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
16330 spe_abi and altivec_abi.
16332 2008-02-22 Tomas Bily <tbily@suse.cz>
16334 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
16336 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16339 * config.build (build_file_translate): Set to `CMD //c' only if
16341 * Makefile.in (build_file_translate): Improve comment.
16343 2008-02-21 Jan Hubicka <jh@suse.cz>
16345 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
16346 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
16347 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
16349 2008-02-21 Michael Matz <matz@suse.de>
16352 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
16354 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
16356 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
16357 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
16358 as insn constraint.
16359 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
16360 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
16361 SSE_VEC_FLOAT_MODE_P as insn constraint.
16362 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
16363 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
16364 sse4a_movntdf using MODEF mode iterator.
16365 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
16366 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
16367 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
16368 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
16369 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
16370 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
16371 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
16373 2008-02-21 Richard Guenther <rguenther@suse.de>
16375 * tree.def (PAREN_EXPR): New tree code.
16376 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
16378 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
16379 * expr.c (expand_expr_real_1): Likewise.
16380 * tree-inline.c (estimate_num_insns_1): Likewise.
16381 * tree-complex.c (expand_complex_move): Likewise.
16382 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
16385 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16388 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
16390 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16393 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
16395 * config/sh/sh.c (find_barrier): Don't go past
16396 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
16398 2008-02-20 DJ Delorie <dj@redhat.com>
16400 * config/h8300/h8300.md (insv): Force source operand to be a register.
16402 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
16403 as a jump, not as a plain insn.
16405 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
16407 * doc/invoke.texi (Warning Options): Add new option
16408 -Wframe-larger-than=.
16409 (-Wframe-larger-than): Document.
16411 * flags.h (warn_frame_larger_than, frame_larger_than_size):
16412 Add declarations for new option variables.
16414 * final.c (final_start_function): Check the frame size
16415 before emission and issue a Wframe-larger-than warning.
16417 * opts.c (warn_frame_larger_than, frame_larger_than_size):
16418 Add definitions for new option variables.
16419 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
16421 * common.opt (Wframe-larger-than=): New option.
16423 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16425 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
16426 (<sse>_div<mode>3): Ditto.
16427 (<sse>_vmdiv<mode>3): Ditto.
16428 (<sse>_vmsqrt<mode>2): Ditto.
16429 (*smax<mode>3): Ditto.
16430 (sse5_frcz<mode>2): Ditto.
16431 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
16432 as insn constraint.
16434 2008-02-20 Richard Guenther <rguenther@suse.de>
16436 PR middle-end/35265
16437 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
16438 be happy with INTEGRAL_TYPE_P.
16440 2008-02-20 Richard Guenther <rguenther@suse.de>
16442 * fold-const.c (split_tree): Associate floatig-point expressions
16443 if flag_associative_math is set.
16445 2008-02-20 Richard Guenther <rguenther@suse.de>
16447 * tree.h (fold_real_zero_addition_p): Declare.
16448 * fold-const.c (fold_real_zero_addition_p): Export.
16449 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
16450 floating-point operations with zero and one.
16452 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
16454 * doc/install.texi: Correct references to CFLAGS, replacing them
16455 with BOOT_CFLAGS. Document flags used during bootstrap for
16458 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16460 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
16461 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
16462 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
16464 (smin<mode>3): Ditto from similar patterns.
16465 (smax<mode>3): Ditto.
16466 (*ieee_smin<mode>3): Ditto.
16467 (*ieee_smax<mode>3): Ditto.
16468 * config/i386/sse.md (sse): New mode attribute.
16469 (mov<mode>): Macroize expander from movv4sf and movv2df using
16470 SSEMODEF2P mode iterator.
16471 (<sse>_movnt<mode>): Ditto from similar patterns. Use
16472 SSE_VEC_FLOAT_MODE_P as insn constraint.
16473 (storent<mode>): Ditto.
16474 (storent<mode>): Macroize expander from storentsf and storentdf using
16475 MODEF mode iterator.
16476 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
16477 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
16478 (abs<mode>2): Ditto from similar patterns.
16479 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
16480 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
16481 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
16482 (<sse>_vmsqrt<mode>2): Ditto.
16483 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
16484 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
16485 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
16486 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
16487 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
16488 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
16489 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
16491 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
16492 iterator and SSE_FLOAT_MODE_P as insn constraint.
16493 (<sse>_ucomi): Ditto from similar patterns.
16494 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
16495 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
16496 SSE_VEC_FLOAT_MODE_P as insn constraint.
16497 (vcond<mode>): Ditto from similar patterns.
16498 (and<mode>3, *and<mode>3): Ditto.
16499 (<sse>_nand<mode>3): Ditto.
16500 (ior<mode>3, *ior<mode>3): Ditto.
16501 (xor<mode>3, *xor<mode>3): Ditto.
16502 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
16503 iterator and SSE_FLOAT_MODE_P as insn constraint.
16504 (*nand<mode>3): Ditto from similar patterns.
16505 (*ior<mode>3): Ditto.
16506 (*xor<mode>3): Ditto.
16508 2008-02-20 Ira Rosen <irar@il.ibm.com>
16510 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
16511 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
16512 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
16514 2008-02-19 Jan Hubicka <jh@suse.cz>
16516 * predict.c (tree_bb_level_predictions): Remove variable next
16517 mistakely introduced by previous commit.
16519 2008-02-19 Jan Hubicka <jh@suse.cz>
16521 * predict.c (predict_paths_leading_to): Rewrite.
16522 (predict_paths_for_bb): New.
16523 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
16525 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16528 * Makefile.in (build_file_translate): New.
16529 (gcc-vers.texi): Use it for translating $(abs_srcdir).
16530 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
16531 * configure.ac (build_file_translate): Substitute it.
16532 * configure: Regenerate.
16534 2008-02-19 Jan Hubicka <jh@suse.cz>
16536 PR rtl-optimization/34408
16537 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
16540 2008-02-19 Jan Hubicka <jh@suse.cz>
16542 PR middle-end/28779
16543 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
16546 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
16549 * config/i386/i386-modes.def: Revert the last DI alignment
16550 change until Ada people can look into it.
16552 2008-02-19 Nick Clifton <nickc@redhat.com>
16554 * opts.c (print_specific_help): Fix typo in --help text.
16556 2008-02-19 Jakub Jelinek <jakub@redhat.com>
16559 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
16560 32-bit inline asm without asm alternatives for host GCC < 3.0.
16562 2008-02-19 Richard Guenther <rguenther@suse.de>
16564 PR tree-optimization/34989
16565 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
16566 Allow propagation to INDIRECT_REF if we can simplify only.
16568 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16570 * c-common.c (warn_for_collisions_1): Use appropriate option when
16573 2008-02-19 Nick Clifton <nickc@redhat.com>
16576 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
16577 (handle_options): Fix indentation.
16578 (print_filtered_help): If no language-specific options were
16579 displayed tell the user how to list all the options supported by
16580 the language's front-end.
16581 (print_specific_help): Fix indentation and remove duplicate line.
16582 (common_handle_option): Handle the -v option.
16583 For --help enable the display of undocumented options if the -v
16584 switch has been included on the command line.
16585 For --help= check for overlaps in the arguments between the option
16586 classes and the language names and issue a warning when they
16587 cannot be disambiguated.
16588 * c.opt (v): Pass on to the common option handler.
16590 2008-02-19 Revital Eres <eres@il.ibm.com>
16592 * modulo-sched.c (sms_schedule): Change dump message when
16593 create_ddg function fails.
16594 (try_scheduling_node_in_cycle): Rename row to cycle.
16595 (print_partial_schedule): Rename CYCLE to ROW.
16597 2008-02-19 Christian Bruel <christian.bruel@st.com>
16598 Zdenek Dvorak <ook@ucw.cz>
16600 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
16602 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
16605 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
16606 (*x86_movdicc_0_m1_se): Ditto.
16608 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
16610 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
16611 (CMPtype): Define as __gcc_CMPtype.
16612 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
16613 (CMPtype): Define as __gcc_CMPtype.
16615 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
16617 Support valgrind 3.3 for --enable-checking=valgrind.
16618 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
16620 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
16621 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
16622 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
16623 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
16624 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
16625 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
16626 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
16628 * ggc-zone.c: Similar.
16629 * ggc-page.c: Similar.
16631 2008-02-19 Paul Brook <paul@codesourcery.com>
16634 * config/arm/ieee754-df.S: Fix do_it typo.
16635 * config/arm/ieee754-sf.S: Fix do_it typo.
16637 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
16640 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
16641 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
16642 (OPTION_MASK_ISA_SSE_SET): Likewise.
16643 (OPTION_MASK_ISA_SSE2_SET): Likewise.
16644 (OPTION_MASK_ISA_SSE3_SET): Likewise.
16645 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
16646 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
16647 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
16648 (OPTION_MASK_ISA_SSE4_SET): Likewise.
16649 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
16650 (OPTION_MASK_ISA_SSE5_SET): Likewise.
16651 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
16652 (OPTION_MASK_ISA_MMX_UNSET): Updated.
16653 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
16654 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16655 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16656 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16657 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16658 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16659 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16660 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
16661 (OPTION_MASK_ISA_SSE4): Removed.
16662 (ix86_handle_option): Turn on bits in ix86_isa_flags and
16663 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
16664 (override_options): Don't turn on implied SSE/MMX bits in
16667 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
16669 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
16672 2008-02-18 Joey Ye <joey.ye@intel.com>
16674 PR middle-end/34921
16675 * tree-nested.c (insert_field_into_struct): Set type alignment
16676 to field alignment if the former is less than the latter.
16678 2008-02-18 Jakub Jelinek <jakub@redhat.com>
16680 * BASE-VER: Set to 4.4.0.
16682 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16684 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
16685 * doc/cfg.texi: Likewise.
16686 * doc/extend.texi: Likewise.
16687 * doc/gty.texi: Likewise.
16688 * doc/invoke.texi: Likewise.
16689 * doc/loop.texi: Likewise.
16690 * doc/md.texi: Likewise.
16691 * doc/passes.texi: Likewise.
16692 * doc/rtl.texi: Likewise.
16693 * doc/sourcebuild.texi: Likewise.
16694 * doc/tm.texi: Likewise.
16695 * doc/tree-ssa.texi: Likewise.
16697 2008-02-17 Richard Guenther <rguenther@suse.de>
16699 PR middle-end/35227
16700 * tree-complex.c (init_parameter_lattice_values): Handle parameters
16701 without default definition.
16703 2008-02-17 Richard Guenther <rguenther@suse.de>
16705 PR tree-optimization/35231
16706 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
16709 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
16712 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16713 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
16714 libgcc_cmp_return mode.
16716 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16719 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
16721 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
16723 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
16726 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16728 * doc/c-tree.texi: Use `@.' where appropriate.
16729 * doc/extend.texi: Likewise.
16730 * doc/install.texi: Likewise.
16731 * doc/invoke.texi: Likewise.
16732 * doc/loop.texi: Likewise.
16733 * doc/makefile.texi: Likewise.
16734 * doc/md.texi: Likewise.
16735 * doc/passes.texi: Likewise.
16736 * doc/standards.texi: Likewise.
16737 * doc/tm.texi: Likewise.
16739 2008-02-15 Jakub Jelinek <jakub@redhat.com>
16741 PR middle-end/35196
16742 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
16744 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
16745 rather than in entry_bb.
16747 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16749 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
16750 libgcc_cmp_return mode.
16752 2008-02-15 Jakub Jelinek <jakub@redhat.com>
16754 PR middle-end/35130
16755 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
16756 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
16758 2008-02-15 Richard Guenther <rguenther@suse.de>
16759 Zdenek Dvorak <ook@ucw.cz>
16761 PR tree-optimization/35164
16762 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
16763 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
16764 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
16765 Only propagate addresses which do not have abnormal SSA_NAMEs
16768 2008-02-15 Joseph Myers <joseph@codesourcery.com>
16771 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
16773 2008-02-15 Jan Hubicka <jh@suse.cz>
16775 PR middle-end/35149
16776 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
16778 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16780 PR middle-end/34621
16781 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
16782 when calculating alignment_pad.
16784 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16786 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
16787 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
16788 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
16789 and STACK_BOUNDARY define.
16791 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
16793 PR preprocessor/35061
16794 * c-pragma.c (handle_pragma_pop_macro): Check that
16795 pushed_macro_table has been allocated.
16797 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
16799 PR middle-end/35136
16800 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
16801 (force_gimple_operand): Likewise.
16802 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
16803 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
16804 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
16805 (find_interesting_uses_address): Check addressability and alignment
16806 of the base expression only after substituting bases of IVs into it.
16808 2008-02-14 Michael Matz <matz@suse.de>
16811 * function.c (instantiate_virtual_regs_in_insn): Reload address
16812 before falling back to reloading the whole operand.
16814 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
16816 * config/s390/s390.c (s390_mainpool_start): Emit the pool
16817 before the first section switch note.
16819 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16821 * doc/bugreport.texi: Update copyright years.
16822 * doc/c-tree.texi: Likewise.
16823 * doc/cfg.texi: Likewise.
16824 * doc/cpp.texi: Likewise.
16825 * doc/cppinternals.texi: Likewise.
16826 * doc/fragments.texi: Likewise.
16827 * doc/frontends.texi: Likewise.
16828 * doc/gcc.texi: Likewise.
16829 * doc/gty.texi: Likewise.
16830 * doc/hostconfig.texi: Likewise.
16831 * doc/implement-c.texi: Likewise.
16832 * doc/libgcc.texi: Likewise.
16833 * doc/loop.texi: Likewise.
16834 * doc/makefile.texi: Likewise.
16835 * doc/options.texi: Likewise.
16836 * doc/passes.texi: Likewise.
16837 * doc/rtl.texi: Likewise.
16838 * doc/sourcebuild.texi: Likewise.
16839 * doc/standards.texi: Likewise.
16840 * doc/tree-ssa.texi: Likewise.
16841 * doc/trouble.texi: Likewise.
16843 * doc/extend.texi: Use @: or add comma where appropriate.
16844 * doc/invoke.texi: Likewise.
16845 * doc/tm.texi: Likewise.
16847 2008-02-14 Alan Modra <amodra@bigpond.net.au>
16850 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
16853 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
16855 * doc/md.texi (clz, ctz): Add reference.
16856 * doc/rtl.texi (clz, ctz): Likewise.
16858 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16861 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
16864 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
16866 * config/s390/s390.c (struct constant_pool): New field
16867 emit_pool_after added.
16868 (s390_mainpool_start): Set the emit_pool_after flag according
16869 to the section switch notes.
16870 (s390_mainpool_finish): Consider emit_pool_after when emitting
16871 the literal pool at the end of the function.
16872 (s390_chunkify_start): Force literal pool splits at section
16875 2008-02-13 Michael Matz <matz@suse.de>
16878 * var-tracking.c (clobber_variable_part): Correctly traverse the
16881 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16884 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
16885 Add -fdump-ipa-inline.
16886 * tree-dump.c (dump_files): Remove tree-inlined dump.
16887 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
16889 2008-02-12 Richard Guenther <rguenther@suse.de>
16891 PR tree-optimization/35171
16892 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
16895 2008-02-12 Richard Guenther <rguenther@suse.de>
16897 PR middle-end/35163
16898 * fold-const.c (fold_widened_comparison): Use get_unwidened in
16899 value-preserving mode. Disallow final truncation.
16901 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
16903 PR middle-end/35136
16904 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
16905 code from here to...
16906 (force_gimple_operand): ...here.
16908 2008-02-12 Jakub Jelinek <jakub@redhat.com>
16911 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
16912 non-compatible pointers.
16913 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
16914 different FIELD_DECLs, try harder by comparing field offsets, sizes
16917 PR inline-asm/35160
16918 * function.c (match_asm_constraints_1): Don't replace the same input
16921 2008-02-12 Anatoly Sokolov <aesok@post.ru>
16923 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
16924 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
16925 (expand_epilogue): Restore RAMPZ register.
16926 * config/avr/avr.md (RAMPZ_ADDR): New constant.
16928 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
16930 * config/i386/cygwin.asm: (__alloca): Correct calling
16931 convention and alignment.
16932 (__chkstk): Force 8 byte stack alignment.
16934 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
16935 Richard Guenther <rguenther@suse.de>
16937 PR tree-optimization/33992
16938 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
16939 the zero we compare against.
16941 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
16943 PR libfortran/35063
16944 * gthr-win32.h (__gthread_mutex_destroy_function): New function
16945 to CloseHandle after unlocking to prevent accumulation of handle
16948 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16950 PR middle_end/34150
16951 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
16952 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
16953 and update LABEL_NUSES during and after reload.
16955 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
16957 PR middle-end/34627
16958 * combine.c (simplify_if_then_else): Make sure the comparison is
16959 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
16961 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
16964 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
16965 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
16966 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
16967 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
16968 * tree.h (get_type_static_bounds): Likewise.
16970 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16972 * doc/invoke.texi (Option Summary, C++ Dialect Options)
16973 (Objective-C and Objective-C++ Dialect Options, Warning Options):
16974 Make -Wfoo language annotations match what the compiler outputs.
16976 2008-02-08 Sa Liu <saliu@de.ibm.com>
16978 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
16979 intrinsics spu_convts, spu_convtu, spu_convtf.
16981 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
16983 * doc/extend.texi (Function Attributes) <noinline>: Mention
16984 asm ("") as method to keep calls.
16986 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16989 * doc/options.texi (Options): Replace references to opts.sh with
16991 * opts-common.c: Likewise.
16992 * optc-gen.awk: Likewise.
16994 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
16996 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
16998 2008-02-07 Richard Henderson <rth@redhat.com>
17001 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
17002 EXPR_LIST for the REG_EQUAL instead of a comparison with a
17005 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
17007 PR tree-optimization/35085
17008 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
17009 for operand entry oe2 in addition to operand entry oe3 in order to
17010 expose more opportunities for vectorizer sum reduction.
17012 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17015 * Makefile.in (LIBS): Remove $(GMPLIBS).
17016 (cc1-dummy, cc1): Add $(GMPLIBS).
17018 2008-02-06 Jan Hubicka <jh@suse.cz>
17021 * i386.md (moddf_integer): Do not produce partial memory stalls for
17022 targets where it hurts.
17024 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
17027 * optabs.c (expand_float): Do not check for decimal modes when
17028 expanding unsigned integer through signed conversion.
17030 2008-02-06 Nick Clifton <nickc@redhat.com>
17032 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
17033 inside the clobber with a match_operand and duplicated operand
17034 number in the constraint.
17035 (ineqbranchsi): Delete redundant comment.
17037 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
17039 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
17040 builtin_define ("__USE_INIT_FINI__").
17041 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
17043 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
17045 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17047 PR documentation/30330
17048 * doc/invoke.texi (C++ Dialect Options)
17049 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17050 For each warning option -Wfoo that allows -Wno-foo, ensure both
17051 -Wfoo and -Wno-foo are listed in the option index. Fix index
17052 entry of -Wswitch-default, index -Wnormalized= including the
17053 `=', and -Wlarger-than-@var{len} including @var{len}.
17055 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17057 * config/i386/i386.md (floatunssisf2): Use
17058 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
17059 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
17060 Macroize expander using MODEF mode iterator.
17062 2008-02-05 Diego Novillo <dnovillo@google.com>
17064 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
17067 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
17069 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17072 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
17074 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
17077 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
17078 to indicate if a message should be generated.
17079 (init_cumulative_args): Updated.
17080 (function_value_32): Likewise.
17082 2008-02-05 Joseph Myers <joseph@codesourcery.com>
17084 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
17086 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17089 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
17090 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
17092 2008-02-04 Diego Novillo <dnovillo@google.com>
17094 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
17097 * tree-vrp.c (vrp_evaluate_conditional): With
17098 -Wtype-limits, emit a warning when comparing against a
17099 constant outside the natural range of OP0's type.
17101 2008-02-04 Richard Guenther <rguenther@suse.de>
17103 PR middle-end/33631
17104 * expr.c (count_type_elements): Give for unions instead of
17107 2008-02-04 Richard Guenther <rguenther@suse.de>
17109 PR middle-end/35043
17110 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
17111 to TYPE_DOMAINs base type instead of using bitsizetype here.
17113 2008-02-03 Jason Merrill <jason@redhat.com>
17115 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
17117 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17120 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
17121 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
17122 (RS/6000 and PowerPC Options): Fix typos and markup.
17123 * doc/passes.texi (Tree-SSA passes): Likewise.
17125 2008-02-02 Michael Matz <matz@suse.de>
17128 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
17129 from record_last_reg_set_info.
17130 (record_last_reg_set_info): Take an RTX argument, iterate over all
17131 constituent hardregs.
17132 (record_last_set_info, record_opr_changes): Change calls to
17133 new signature or to record_last_reg_set_info_regno.
17135 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
17137 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
17139 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
17141 PR rtl-optimization/34773
17142 * reg-notes.def (EQUAL): Mention significance of combination of
17143 REG_EQUAL and REG_RETVAL.
17144 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
17145 insn that has a REG_RETVAL.
17147 2008-02-01 Roger Sayle <roger@eyesopen.com>
17150 * configure.ac (--enable-fixed-point): Disable unless explicitly
17152 * configure: Regenerate.
17154 2008-02-01 Richard Guenther <rguenther@suse.de>
17157 * invoke.texi (-finline-limit): Remove no longer true parts
17158 of the documentation. Note that there is no default value.
17160 2008-02-01 Andrew Pinski <pinskia@gmail.com>
17161 Mark Mitchell <mark@codesourcery.com>
17162 Ben Elliston <bje@au.ibm.com>
17165 * doc/extend.texi (Other Builtins): Document.
17167 2008-01-31 Tom Browder <tom.browder@gmail.com>
17169 * doc/c-tree.texi (Types): Fix grammar.
17170 (Expression trees): Ditto.
17171 * doc/passes.texi (Tree-SSA passes): Ditto.
17173 * doc/configterms.texi (Configure Terms): Fix typo.
17174 * doc/cpp.texi (Common Predefined Macros): Ditto.
17175 * doc/md.texi (Machine Constraints): Ditto.
17177 * doc/makefile.texi (Makefile): Add comma.
17179 2008-01-31 Tom Browder <tom.browder@gmail.com>
17180 Gerald Pfeifer <gerald@pfeifer.com>
17182 * doc/sourcebuild.texi (Front End): Remove references to CVS
17183 and CVSROOT/modules.
17184 (Texinfo Manuals): Replace reference to CVS by one to SVN.
17185 (Back End): Remove reference to CVS.
17187 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
17190 * config/mips/mips.c (gen_load_const_gp): New function, taking a
17192 (mips16_gp_pseudo_reg): ...here.
17193 * config/mips/mips.md (load_const_gp): Replace with...
17194 (load_const_gp_<mode>): ...this :P-based insn.
17196 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17198 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
17199 options. Minor fixes.
17200 (-std): Move reference to standards closer to where language
17201 standards are first mentioned.
17203 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
17205 PR rtl-optimization/34995
17206 * reload.c (alternative_allows_const_pool_ref): Take an rtx
17207 parameter and return a bool. If the rtx parameter is nonnull,
17208 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
17209 (find_reloads): Update call accordingly. Pass the new operand
17210 if it needed no address reloads, otherwise pass null.
17212 2008-01-30 Richard Henderson <rth@redhat.com>
17215 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
17216 for unbounded arrays.
17218 2008-01-30 Silvius Rus <rus@google.com>
17220 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
17222 2008-01-30 Jan Hubicka <jh@suse.cz>
17225 * i386.c (init_cumulative_args): Use real function declaration when
17228 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
17230 PR rtl-optimization/34998
17231 * global.c (build_insn_chain): Treat non-subreg_lowpart
17232 SUBREGs of pseudos as clobbering all the words covered by the
17233 SUBREG, not just all the bytes.
17234 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
17235 original df_ref rather than an extract parameter.
17236 (global_conflicts): Update call accordingly.
17238 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
17240 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
17241 the overflow check to make it easier to read.
17242 (__fixtfdi): Change the type of the ll member in union
17243 long_double to UDItype_x.
17245 2008-01-30 Jakub Jelinek <jakub@redhat.com>
17247 PR middle-end/34969
17248 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
17249 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
17250 * tree-inline.c (fold_marked_statements): Call
17251 cgraph_update_edges_for_call_stmt if folding a call statement.
17252 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
17253 debug_generic_stmt calls, reset it back afterwards.
17256 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
17258 * c-typeck.c (build_external_ref): Don't pedwarn about
17259 static vars in current function's scope.
17261 2008-01-29 Joseph Myers <joseph@codesourcery.com>
17263 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
17265 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
17268 * ipa-struct-reorg.c: Fix spelling.
17269 * params.def: Ditto.
17271 2008-01-29 Richard Guenther <rguenther@suse.de>
17273 PR middle-end/35006
17274 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
17276 * tree-inline.c (remap_type): Increment remapping_type_depth
17277 around remapping types.
17278 (copy_body_r): Only add referenced variables if they are referenced
17279 from code, not types.
17281 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
17292 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
17293 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
17295 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
17298 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
17299 pointer for tiny stack.
17301 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17303 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
17305 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17307 * config/vx-common.h: Fix typo in comment.
17309 2008-01-28 Ian Lance Taylor <iant@google.com>
17313 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
17314 coalesce pointers if they have different DECL_NO_TBAA_P values.
17315 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
17316 between variables with different DECL_NO_TBAA_P values.
17318 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
17321 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
17322 are not legitimate small data references on SPE targets.
17324 2008-01-28 David Daney <ddaney@avtrex.com>
17326 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
17328 2008-01-28 David Daney <ddaney@avtrex.com>
17330 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
17332 2008-01-27 Joseph Myers <joseph@codesourcery.com>
17334 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
17335 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
17336 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
17337 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
17338 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
17339 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
17340 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
17341 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
17343 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17345 * basic-block.h (condjump_equiv_p): Fix comment.
17347 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17349 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
17350 print_generic_stmt_indented): Fix comment.
17352 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17354 * configure.ac (__stack_chk_fail): Add detecion for availability
17355 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
17356 * configure: Regenerate.
17358 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
17360 PR middle-end/34688
17361 * final.c (output_addr_const): Handle TRUNCATE.
17363 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
17366 * tree-ssa-loop-ivopts.c (comp_cost): New type.
17367 (zero_cost, infinite_cost): New constants.
17368 (struct cost_pair): Change type of cost to comp_cost.
17369 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
17370 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
17372 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
17373 split_address_cost, ptr_difference_cost, difference_cost,
17374 get_computation_cost_at, get_computation_cost,
17375 determine_use_iv_cost_generic, determine_use_iv_cost_address,
17376 determine_use_iv_cost_condition, determine_use_iv_costs,
17377 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
17378 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
17379 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
17380 Change type of cost to comp_cost.
17381 (determine_iv_cost): Increase cost of non-original ivs, instead
17382 of decreasing the cost of original ones.
17383 (get_address_cost): Indicate the complexity of the addressing mode
17385 (try_add_cand_for): Prefer using ivs not specific to some object.
17386 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
17388 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
17389 Janis Johnson <janis187@us.ibm.com>
17392 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
17393 (TARGET_INSTANTIATE_DECLS): Likewise.
17394 * target.h (expand_to_rtl_hook): New target hook.
17395 (instantiate_decls): Likewise.
17396 * function.c (instantiate_decl): Make non-static. Rename to...
17397 (instantiate_decl_rtl): ... this.
17398 (instantiate_expr): Use instantiate_decl_rtl.
17399 (instantiate_decls_1): Likewise.
17400 (instantiate_decls): Likewise.
17401 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
17402 * function.h (instantiate_decl_rtl): Add prototype.
17403 * cfgexpand.c (target.h): New include.
17404 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
17405 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
17406 (TARGET_INSTANTIATE_DECLS): Likewise.
17407 (TARGET_INITIALIZER): New target hooks added.
17408 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
17410 * config/rs6000/rs6000.c (tree-flow.h): New include.
17411 (machine_function): Add sdmode_stack_slot field.
17412 (rs6000_alloc_sdmode_stack_slot): New function.
17413 (rs6000_instantiate_decls): Likewise.
17414 (rs6000_secondary_memory_needed_rtx): Likewise.
17415 (rs6000_check_sdmode): Likewise.
17416 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
17417 (TARGET_INSTANTIATE_DECLS): Likewise.
17418 (rs6000_hard_regno_mode_ok): Allow SDmode.
17419 (num_insns_constant): Likewise. Handle _Decimal32 constants.
17420 (rs6000_emit_move): Handle SDmode.
17421 (function_arg_advance): Likewise.
17422 (function_arg): Likewise.
17423 (rs6000_gimplify_va_arg): Likewise. Add special handling of
17424 SDmode var args for 32-bit compiles.
17425 (rs6000_secondary_reload_class): Handle SDmode.
17426 (rs6000_output_function_epilogue): Likewise.
17427 (rs6000_function_value): Simplify if statement.
17428 (rs6000_libcall_value): Likewise.
17429 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
17430 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
17431 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
17432 (movsd_hardfloat): New define_insn.
17433 (movsd_softfloat): Likewise.
17434 (movsd_store): Likewise.
17435 (movsd_load): Likewise.
17436 (extendsddd2): Likewise.
17437 (extendsdtd2): Likewise.
17438 (truncddsd2): Likewise.
17439 (movdd_hardfloat64): Fixup comment.
17440 (UNSPEC_MOVSD_LOAD): New constant.
17441 (UNSPEC_MOVSD_STORE): Likewise.
17443 2008-01-26 Jakub Jelinek <jakub@redhat.com>
17446 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
17448 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
17449 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
17450 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
17451 and TRUTH_XOR_EXPR.
17453 2008-01-26 David Edelsohn <edelsohn@gnu.org>
17456 * config.gcc: Separate AIX 5.3 from AIX 6.1.
17457 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17458 __LONGDOUBLE128 too.
17459 * config/rs6000/aix61.h: New file.
17461 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17463 PR rtl-optimization/34959
17464 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
17465 popcount and parity rtxes the same mode as their operand.
17466 Truncate or extend the result to the return value's mode
17469 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17472 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
17473 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
17474 to GOT_VERSION_REGNUM.
17475 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
17476 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
17477 * config/mips/mips.c (mips_emit_call_insn): New function.
17478 (mips_call_tls_get_addr): Call mips_expand_call directly.
17479 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
17481 (mips16_build_call_stub): Likewise. Return the call insn or null.
17482 (mips_expand_call): Update the call to mips16_build_call_stub
17483 accordingly and a remove redundant condition. Assert that MIPS16
17484 stubs do not use lazy binding. Use mips_emit_call_insn and return
17486 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
17488 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
17489 (mips_avoid_hazard): Remove hazard_set handling.
17490 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
17491 (UNSPEC_RESTORE_GP): ...this.
17492 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
17493 (FAKE_CALL_REGNO): Rename to...
17494 (GOT_VERSION_REGNUM): ...this.
17495 (type): Add "ghost" value. Add an associated insn reservation.
17496 (hazard_set): Remove.
17497 (exception_receiver): Rename to...
17498 (restore_gp): ...this and update the unspec identifier accordingly.
17499 (exception_receiver, nonlocal_got_receiver): New expanders.
17500 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
17501 FAKE_CALL_REGNO. Remove hazard_set attribute.
17502 (set_got_version, update_got_version): New patterns.
17504 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
17507 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
17509 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17512 * doc/install.texi2html: Generate gcc-vers.texi.
17514 2008-01-25 DJ Delorie <dj@redhat.com>
17516 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
17518 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17520 * config/c4x: Remove directory.
17521 * config.gcc (crx-*, mt-*): Mark obsolete.
17522 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
17523 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
17524 sh-*-rtemscoff*): Remove cases.
17525 * defaults.h (C4X_FLOAT_FORMAT): Remove.
17526 * real.c (encode_c4x_single, decode_c4x_single,
17527 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
17528 c4x_extended_format): Remove.
17529 * real.h (c4x_single_format, c4x_extended_format): Remove.
17530 * doc/extend.texi (interrupt, naked): Remove mention of attributes
17532 (Pragmas): Remove comment about c4x pragmas.
17533 * doc/install.texi (c4x): Remove target-specific instructions.
17534 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
17535 * doc/md.texi (Machine Constraints): Remove C4x documentation.
17536 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
17537 refer to C4x source files as examples.
17538 (C4X_FLOAT_FORMAT): Remove documentation.
17540 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
17542 * config/bfin/bfin.c (override_options): Reorder tests so that
17543 flag_pic gets enabled for -msep-data.
17545 2008-01-25 Richard Guenther <rguenther@suse.de>
17547 PR middle-end/32244
17548 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
17549 to its bitfield precision if required.
17551 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17553 PR middle-end/33880
17554 * tree-nested.c (walk_omp_for): New function.
17555 (convert_nonlocal_reference, convert_local_reference): Call
17556 walk_omp_for on OMP_FOR.
17557 (convert_call_expr): Call walk_body on OMP_FOR's
17558 OMP_FOR_PRE_INIT_BODY.
17560 2008-01-25 Richard Guenther <rguenther@suse.de>
17562 PR tree-optimization/34966
17563 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
17564 default defs and PHI_NODEs we have to insert after the
17565 defining statement.
17567 2008-01-24 Nick Clifton <nickc@redhat.com>
17569 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
17570 Provide a default definition.
17571 (LIBGCC2_UNITS_PER_WORD): Likewise.
17573 * config/stormy16/stormy16.c: Include df.h for the prototype
17574 for df_regs_ever_live_p.
17575 (xstormy16_expand_builtin_va_start): Convert the stack offset
17576 into a component_ref and then use POINTER_PLUS_EXPR to add it
17577 to the incoming_virtual_args_rtx.
17578 (xstormy16_gimplify_va_arg_expr): Rename to
17579 xstormy16_gimplify_va_arg_expr.
17580 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
17581 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
17582 xstormy16_gimplify_va_arg_expr.
17583 Fix up some formatting issues.
17585 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
17586 Move to predicates.md.
17587 (xs_hi_general_operand): Likewise.
17588 (xs_hi_nonmemory_operand): Likewise.
17589 * config/stormy16/predicates.md:
17590 (xstormy16_carry_plus_operand): New predicate.
17591 (xs_hi_general_operand): New predicate.
17592 (xs_hi_nonmemory_operand): New predicate.
17593 * config/stormy16/stormy16-protos.h:
17594 (xstormy16_carry_plus_operand): Delete prototype.
17595 (xs_hi_general_operand): Likewise.
17596 (xs_hi_nonmemory_operand): Likewise.
17598 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
17599 modifiers as they are no longer needed and they can trigger
17600 reload spill failures.
17602 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
17603 with a match_operand in order to help reload.
17605 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
17606 constraint with 'e' for the 8th alternative as this version of
17607 the mov.w instruction only accepts the lower 8 registers.
17609 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
17612 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
17613 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
17616 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17618 PR middle-end/33333
17619 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
17621 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
17623 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
17625 (remove_structure): Update allocations list before removing structure.
17627 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
17629 * ipa-struct-reorg.c (is_safe_cond_expr,
17630 create_new_stmts_for_cond_expr): Use integer_zerop function,
17631 that recognize not only zero-pointer, but zero-integer too.
17633 2008-01-25 Ben Elliston <bje@au.ibm.com>
17636 * fixproto: Escape "." in sed expression that strips leading "./".
17638 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
17641 * gcc.c (SWITCH_OK): Removed.
17642 (SWITCH_LIVE): Changed to bit.
17643 (SWITCH_FALSE): Likewise.
17644 (SWITCH_IGNORE): Likewise.
17645 (switchstr): Change live_cond to unsigned int.
17646 (process_command): Replace SWITCH_OK with 0.
17647 (do_self_spec): Likewise.
17648 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
17649 (give_switch): Likewise.
17650 (used_arg): Likewise.
17651 (do_spec_1): Set the SWITCH_IGNORE bit.
17652 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
17653 bits. Set the SWITCH_LIVE bit.
17655 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17657 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
17659 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
17661 PR tree-optimization/34472
17662 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
17663 parameter to a "bool *" and set *DATA to false if there is
17664 an unsafe access. Do not delete the structure here.
17665 (check_cond_exprs): Delete it here instead.
17666 (check_cond_exprs, exclude_cold_structs): Do not increase
17667 I when removing a structure.
17669 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
17672 * config/i386/i386.c (ix86_expand_vector_init): Consider only
17673 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
17675 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
17677 PR middle-end/34934
17678 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
17679 a fixed vector for stack.
17681 2008-01-24 Ben Elliston <bje@au.ibm.com>
17684 * doc/gcc.texi (Software development): Add a direntry for g++.
17686 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
17688 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
17689 stale and straggling -fforce-addr comments above.
17691 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
17693 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
17694 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
17696 2008-01-23 Michael Matz <matz@suse.de>
17699 * dwarf2out.c (force_type_die): Use modified_type_die instead of
17702 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
17704 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
17705 malloc result type.
17707 2008-01-23 Anatoly Sokolov <aesok@post.ru>
17709 * config/avr/avr.c (avr_current_arch): New variable.
17710 (avr_arch_types): Add 'avr31' and 'avr51' entries.
17711 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
17712 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
17713 (avr_override_options): Init 'avr_current_arch'.
17714 (base_arch_s): Move from here...
17715 * config/avr/avr.h (base_arch_s): ... here. Add new members
17716 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
17717 'mega' to 'have_jmp_call'.
17718 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
17719 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
17721 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
17723 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17724 MULTILIB_MATCHES): Ditto.
17726 2008-01-23 Richard Guenther <rguenther@suse.de>
17728 PR middle-end/31529
17729 * cgraphunit.c (cgraph_reset_node): Always mark the node
17730 not reachable if it is not queued already.
17732 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
17734 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
17735 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
17736 (cputype_selected): New static variable.
17737 (bfin_handle_option): Set it if -mcpu is used.
17738 (override_option): Select default set of workarounds if no cpu type
17739 selected on the command line.
17740 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
17742 From Michael Frysinger <michael.frysinger@analog.com>
17743 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
17744 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
17746 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
17747 for bf547, bf523, bf524, and bf526.
17748 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
17750 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17751 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
17752 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
17753 __ADSPBF547__ and __ADSPBF54x__ for bf547.
17754 * doc/invoke.texi (Blackfin Options): Document that
17755 -mcpu now accept bf547, bf523, bf524, and bf526.
17757 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
17759 PR rtl-optimization/34628
17760 * combine.c (try_combine): Stop and undo after the first combination
17761 if an autoincrement side-effect on the first insn has effectively
17764 2008-01-22 David Edelsohn <edelsohn@gnu.org>
17767 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
17768 Offset addresses are not valid for Altivec or paired float modes.
17770 2008-01-22 Jakub Jelinek <jakub@redhat.com>
17773 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
17774 if DECL_INITIAL (decl) is error_mark_node.
17777 * c-common.c (handle_vector_size_attribute): Only allow
17778 integral, scalar float and fixed point types. Handle OFFSET_TYPE
17779 the same way as pointer, array etc. types.
17780 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
17783 * tree.c (build_type_attribute_qual_variant): Call
17784 build_qualified_type if attributes are equal, but quals are not.
17786 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17789 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
17790 * flags.h (warn_strict_aliasing): Remove.
17791 (warn_strict_overflow): Remove.
17792 * opts.c (warn_strict_aliasing): Remove.
17793 (warn_strict_overflow): Remove.
17794 * c-opts.c (c_common_handle_option): -Wall only sets
17795 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
17796 (c_common_post_options): Give default values to -Wstrict-aliasing
17797 and -Wstrict-overflow if they are uninitialized.
17798 * common.opt (Wstrict-aliasing): Specify Var and Init.
17799 (Wstrict-overflow): Likewise.
17801 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17803 PR rtl-optimization/26854
17804 PR rtl-optimization/34400
17805 PR rtl-optimization/34884
17806 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
17808 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
17809 (df_rd_bb_info.expanded_lr_out): Deleted
17810 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
17811 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
17812 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
17813 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
17814 Removed code to allocate, initialize or free expanded_lr_out.
17815 (df_rd_bb_local_compute_process_def): Restructured to make more
17817 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
17818 sets if the sets are being trimmed.
17820 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
17823 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
17824 (as_vers): Likewise.
17825 * configure: Regenerated.
17827 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17829 PR middle-end/33092
17830 * tree-pass.h (pass_build_alias): New pass.
17831 * tree-ssa-alias.c (gate_build_alias): New.
17832 (pass_build_alias): New.
17833 * passes.c (init_optimization_passes): Add pass_build_alias after
17834 pass_create_structure_vars.
17836 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
17838 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
17839 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
17840 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
17841 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
17842 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
17843 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
17844 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
17845 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
17846 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
17847 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
17848 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
17849 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
17850 * config/s390/s390.md (FP_ALL): New mode iterator.
17851 (_d): New mode attribute.
17852 ("*signbit<mode>2>"): Changed mode of first operand.
17853 ("isinf<mode>2"): Changed mode of first operand.
17854 ("*TDC_insn"): Adaptation for DFP modes.
17856 2008-01-22 Ben Elliston <bje@au.ibm.com>
17858 * tree.c (check_qualified_type): Improve function description.
17860 2008-01-21 Jason Merrill <jason@redhat.com>
17863 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
17864 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
17867 2008-01-21 DJ Delorie <dj@redhat.com>
17869 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
17872 2008-01-21 Richard Guenther <rguenther@suse.de>
17874 PR middle-end/34856
17875 * tree-cfg.c (verify_expr): Allow all invariant expressions
17876 instead of just constant class ones as reference argument.
17877 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
17878 like any other constant.
17879 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17881 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
17883 * regmove.c (fixup_match_1): Update call crossed frequencies.
17885 2008-01-21 Richard Guenther <rguenther@suse.de>
17888 * tree-inline.c (setup_one_parameter): Deal with mismatched
17889 types using a VIEW_CONVERT_EXPR.
17891 2008-01-21 Alon Dayan <alond@il.ibm.com>
17892 Olga Golovanevsky <olga@il.ibm.com>
17894 PR tree-optimization/34701
17895 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
17896 when the structure size is not a power of 2.
17898 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
17900 * doc/install.texi: Add doc for --enable-checking=df.
17902 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
17904 PR rtl-optimization/34808
17905 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
17907 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
17909 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
17912 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
17914 PR rtl-optimization/26854
17915 PR rtl-optimization/34400
17916 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
17918 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
17919 (df_rd_bb_info.expanded_lr_out): New.
17920 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
17921 * loop_iv.c (iv_analysis_loop_init): Ditto.
17922 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
17923 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
17924 Added code to allocate, initialize or free expanded_lr_out.
17925 (df_rd_bb_local_compute_process_def): Restructured to make
17926 more understandable.
17927 (df_rd_confluence_n): Add code to do nothing with fake edges and
17928 code to no apply invalidate_by_call sets if the sets are being trimmed.
17929 (df_lr_local_finalize): Renamed to df_lr_finalize.
17930 (df_live_local_finalize): Renamed to df_live_finalize.
17932 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
17935 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
17936 deciding whether to use reciprocal instructions.
17938 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
17940 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
17941 dwarf2out_note_section_used if cold_text_section is NULL.
17943 2008-01-19 Jakub Jelinek <jakub@redhat.com>
17945 PR gcov-profile/34610
17946 * tree-cfg.c (make_edges): Mark both outgoing edges from
17947 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
17948 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
17949 from OMP_FOR and OMP_CONTINUE outgoing edges.
17951 * tree-profile.c (tree_profiling): Return early if
17952 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
17954 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
17955 from cfun to child_cfun.
17956 * function.h (struct function): Add after_tree_profile bit.
17958 2008-01-19 Anatoly Sokolov <aesok@post.ru>
17960 * config/avr/avr.S (_exit): Disable interrupt.
17962 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
17963 Steven Bosscher <stevenb.gcc@gmail.com>
17965 PR rtl-optimization/26854
17966 PR rtl-optimization/34400
17967 * df-problems.c (df_live_scratch): New scratch bitmap.
17968 (df_live_alloc): Allocate df_live_scratch when doing df_live.
17969 (df_live_reset): Clear the proper bitmaps.
17970 (df_live_bb_local_compute): Only process the artificial defs once
17971 since the order is not important.
17972 (df_live_init): Init the df_live sets only with the variables
17973 found live by df_lr.
17974 (df_live_transfer_function): Use the df_lr sets to prune the
17975 df_live sets as they are being computed.
17976 (df_live_free): Free df_live_scratch.
17978 2008-01-18 Ian Lance Taylor <iant@google.com>
17980 * common.opt: Add fmerge-debug-strings.
17981 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
17982 flag_merge_debug_strings rather than flag_merge_constants.
17983 * doc/invoke.texi (Option Summary): Mention
17984 -fmerge-debug-strings.
17985 (Debugging Options): Document -fmerge-debug-strings.
17987 2008-01-18 Ian Lance Taylor <iant@google.com>
17990 * tree.h (DECL_IS_OPERATOR_NEW): Define.
17991 (struct tree_function_decl): Add new field operator_new_flag.
17992 * tree-inline.c (expand_call_inline): When inlining a call to
17993 operator new, force the return value to go into a variable, and
17994 set DECL_NO_TBAA_P on that variable.
17995 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
17997 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
18000 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
18001 DWARF2_DEBUGGING_INFO.
18002 (dwarf2out_note_section_used): Ditto. Add prototype.
18003 (have_multiple_function_sections, text_section_used,
18004 cold_text_section_used, *cold_text_sections): Move declarations
18007 2008-01-17 Bob Wilson <bob.wilson@acm.org>
18009 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
18010 field and add signal_ra.
18011 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
18012 assignments to frame state pc. Move end of stack check after
18013 MD_FALLBACK_FRAME_STATE_FOR.
18014 (uw_update_context_1): Use frame state signal_regs if set, instead
18015 of checking signal_frame flag.
18016 (uw_update_context): Use frame state signal_ra if set.
18017 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
18018 * config/xtensa/linux-unwind.h: New file.
18020 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
18022 * modulo-sched.c (get_sched_window): Fix comment typo.
18024 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
18026 PR tree-optimization/34648
18027 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
18029 2008-01-17 Anatoly Sokolov <aesok@post.ru>
18031 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
18032 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
18034 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
18036 PR rtl-optimization/34400
18037 * df-core.c (df_worklist_dataflow_overeager,
18038 df_worklist_dataflow_doublequeue): New functions.
18039 (df_worklist_dataflow): Two different worklist solvers.
18040 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
18043 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18046 * doc/invoke.texi: Document the dependence on pthread for fopenmp
18047 and ftree-parallelize-loops.
18049 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
18051 PR rtl-optimization/34826
18052 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
18054 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
18056 * global.c (find_reg): Mark the eh regs as used if necessary.
18057 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
18058 * ra.h (struct allocno): no_eh_reg field added. Changed
18059 no_stack_reg type to bitfield.
18061 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
18063 * tree.c (substitute_in_expr): Add missing 'break'.
18065 2008-01-17 Richard Guenther <rguenther@suse.de>
18067 PR tree-optimization/34825
18068 * tree-ssa-math-opts.c (is_division_by): Do not recognize
18069 x / x as division to handle.
18071 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18073 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
18074 "-pthread" is specified.
18075 * pa-hpux11.h (LIB_SPEC): Likewise.
18077 2008-01-16 Janis Johnson <janis187@us.ibm.com>
18078 Peter Bergner <bergner@vnet.ibm.com>
18080 PR rtl-optimization/33796
18081 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
18083 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18085 PR libgfortran/34699
18086 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
18088 * pa-hpux10.h (LINK_SPEC): Likewise.
18089 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
18091 2008-01-16 Richard Guenther <rguenther@suse.de>
18093 PR middle-end/32628
18094 * fold-const.c (fold_convert_const_int_from_int): Do not
18095 set overflow if that occured only because of a sign extension
18096 change when converting from/to a sizetype with the same
18097 precision and signedness.
18099 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18102 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
18103 location address to the correct place. Update copyright year.
18105 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18107 * lambda-code.c (lambda_transform_legal_p): Handle the case of
18108 no dependences in the dependence_relations vector.
18110 2008-01-16 Jan Hubicka <jh@suse.cz>
18112 PR rtl-optimization/31396
18113 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
18114 * cfg.c (dump_reg_info): Print it.
18115 * regs.h (struct reg_info_t): add freq_calls_crossed.
18116 (REG_FREQ_CALLS_CROSSED): New macro.
18117 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
18118 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
18119 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
18120 regmove_optimize): Update call crossed frequencies.
18121 * local-alloc.c (struct qty): Add freq_calls_crossed.
18122 (alloc_qty): Copute freq_calls_crossed.
18123 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
18124 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
18125 * ra.h (struct allocno): Add freq_calls_crossed.
18127 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18129 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
18130 libgomp when compiling with ftree-parallelize-loops.
18131 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
18133 2008-01-16 Richard Guenther <rguenther@suse.de>
18135 PR tree-optimization/34769
18136 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
18137 * tree.c (int_cst_value): Instead make this function more
18138 permissive in what it accepts as valid input. Document this
18139 function always sign-extends the value.
18141 2008-01-16 Jakub Jelinek <jakub@redhat.com>
18142 Richard Guenther <rguenther@suse.de>
18145 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
18146 (gimple_fold_indirect_ref_rhs): ... this.
18147 (gimple_fold_indirect_ref): New function with foldings
18148 that preserve lvalueness.
18149 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
18150 * tree-flow.h (gimple_fold_indirect_ref): Declare.
18151 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
18152 to fold an INDIRECT_REF, fall back to the old use of
18153 fold_indirect_ref_1.
18155 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18157 * tree-data-ref.c (subscript_dependence_tester_1): Call
18158 free_conflict_function.
18159 (compute_self_dependence): Same.
18161 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18164 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
18165 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
18167 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
18168 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
18169 for DWARF2_UNWIND_INFO targets.
18171 2008-01-16 Richard Guenther <rguenther@suse.de>
18174 * c-typeck.c (common_pointer_type): Do not merge inconsistent
18175 type qualifiers for function types.
18177 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
18179 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
18180 loop_iterator li from previous commit.
18182 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
18184 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
18186 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
18188 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
18189 (parallelize_loops): Don't parallelize irreducible components.
18191 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18194 * c-opts (c_common_post_options): Do not enable CPP
18195 flag_pedantic_errors by default.
18197 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
18199 PR rtl-optimization/31944
18200 * cse.c (remove_pseudo_from_table): New function.
18201 (merge_equiv_classes): Use above function to remove pseudo-registers.
18202 (invalidate): Likewise.
18204 2008-01-13 Richard Guenther <rguenther@suse.de>
18206 PR middle-end/34601
18207 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
18208 instead of TYPE_MODE to deal with calls from expand_one_error_var.
18210 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
18212 * gcse.c (cprop_jump): Call validate_unshare_change instead of
18213 validate_change to unshare the source of the PC set.
18215 2008-01-12 Jan Hubicka <jh@suse.cz>
18217 PR middle-end/32135
18218 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
18219 references above array bounds. This might trigger bounds checks for
18220 pointers to arrays.
18222 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
18224 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
18225 new_replaceable_dependencies.
18227 2008-01-12 Doug Kwan <dougkwan@google.com>
18229 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
18230 instead of OPT_Wreturn_type in warning due to ignored return type
18232 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
18233 options included in -Wextra.
18234 * c.opt: New option -Wignored_qualifiers.
18235 * doc/invoke.texi (Warning Options, -Wextra): Add new option
18236 -Wignore_qualifiers.
18237 (-Wignored-qualifiers): Document.
18238 (-Wreturn-type): Remove description of functionality now handled
18239 by -Wignored-qualifiers.
18241 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
18244 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
18245 NOP_EXPR if it is between integral types with the same precision.
18247 2008-01-12 Jan Hubicka <jh@suse.cz>
18250 * invoke.texi (max-inline-recursive-depth): Fix default value.
18252 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
18254 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
18257 2008-01-11 Bob Wilson <bob.wilson@acm.org>
18259 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
18261 2008-01-11 James E. Wilson <wilson@specifix.com>
18264 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
18266 2008-01-11 Anatoly Sokolov <aesok@post.ru>
18268 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
18269 save/restore frame pointer register and don't use 'call-prologues'
18270 optimization in function with "OS_task" attribute.
18272 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
18274 PR middle-end/31309
18275 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
18276 when copying to memory.
18278 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
18280 PR rtl-optimization/30905
18281 * cfgcleanup.c: Include dce.h
18282 (crossjumps_occured): New global variable.
18283 (try_crossjump_bb): Exit loop after finding a fallthru edge.
18284 If something changed, set crossjumps_occured to true.
18285 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
18286 Don't add/remove fake edges to exit here...
18287 (cleanup_cfg): ...but do it here, when crossjumping.
18288 Run a fast DCE when successful crossjumps occured in the latest
18289 iteration of try_optimize_cfg.
18291 2008-01-11 Richard Guenther <rguenther@suse.de>
18293 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
18294 (struct vn_unary_op_s): Likewise.
18295 (vn_reference_insert): Free old reference on hash collision.
18297 2008-01-10 Raksit Ashok <raksit@google.com>
18299 PR rtl-optimization/27971
18300 * combine.c (find_split_point): Split PLUS expressions which are
18301 inside a MEM rtx, and whose first operand is complex.
18303 2008-01-10 DJ Delorie <dj@redhat.com>
18305 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
18306 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
18307 (m32c_hard_regno_ok): Call the underlying function.
18309 2008-01-10 Richard Guenther <rguenther@suse.de>
18311 PR middle-end/34683
18312 * tree-cfg.c (tree_merge_blocks): Do not go through the
18313 full-blown folding and stmt updating path if we just deal
18314 with virtual operands.
18315 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
18316 test for abnormal SSA_NAMEs.
18318 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
18320 PR middle-end/34641
18321 * reload.c (push_reload): Add assertions. All constants from
18322 reg_equiv_constant should have been used for replacing the respective
18324 (find_reloads_address): Invoke find_reloads_address_part for
18325 constant taken from the reg_equiv_constant array.
18327 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
18329 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
18330 field (valnum) the first in the struct. Replace bools with
18333 2008-01-10 Richard Guenther <rguenther@suse.de>
18335 PR tree-optimization/34651
18336 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
18337 types and ordering for masking and converting.
18339 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
18341 PR tree-optimization/34017
18342 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
18343 also for PHI_NODE expressions.
18345 2008-01-09 Jan Hubicka <jh@suse.cz>
18347 PR tree-optimization/34708
18348 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
18349 based on number of case labels.
18350 (init_inline_once): Remove switch_cost.
18351 * tree-inline.h (eni_weights_d): Remove switch_cost.
18353 2008-01-09 Richard Guenther <rguenther@suse.de>
18354 Andrew Pinski <andrew_pinski@playstation.sony.com>
18356 PR middle-end/30132
18357 * gimplify.c (gimplify_cond_expr): Do not create an addressable
18358 temporary if an rvalue is ok or an lvalue is not required.
18360 2008-01-09 Richard Guenther <rguenther@suse.de>
18362 PR middle-end/34458
18363 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
18364 adjust return type.
18366 2008-01-09 Richard Guenther <rguenther@suse.de>
18368 PR middle-end/34679
18369 * tree.c (host_integerp): Check for sizetype only if the
18370 type is an integer type.
18372 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
18375 * opts.c (decode_options): Disable inlining of functions called
18376 once if not in unit-at-a-time mode.
18378 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
18380 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
18382 2008-01-08 Richard Guenther <rguenther@suse.de>
18384 PR middle-end/31863
18385 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
18386 out early if the result will be unused.
18388 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18393 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18394 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18397 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
18399 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
18400 for vectorization tuned.
18402 2008-01-08 Richard Guenther <rguenther@suse.de>
18404 PR tree-optimization/34683
18405 * tree-ssa-operands.c (operand_build_cmp): Export.
18406 * tree-ssa-operands.h (operand_build_cmp): Declare.
18407 * tree-vn.c (vuses_compare): Remove.
18408 (sort_vuses): Use operand_build_cmp.
18409 (sort_vuses_heap): Likewise.
18410 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
18411 to re-use old VEC if available. Do not sort already sorted VUSEs.
18412 (vdefs_to_vec): Do not sort already sorted VDEFs.
18414 2008-01-08 Jakub Jelinek <jakub@redhat.com>
18416 PR middle-end/34694
18417 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
18419 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18422 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
18423 limitations of reciprocal sequences on x86 targets.
18425 2008-01-08 Richard Guenther <rguenther@suse.de>
18427 PR tree-optimization/34683
18428 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
18430 2008-01-07 Jakub Jelinek <jakub@redhat.com>
18433 * config/darwin.c (darwin_mergeable_string_section): Don't use
18434 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
18436 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
18439 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
18440 negxf2. Macroize expander using X87MODEF mode iterator. Change
18441 predicates of op0 and op1 to register_operand.
18442 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
18443 expander using X87MODEF mode iterator. Change predicates of
18444 op0 and op1 to register_operand.
18445 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
18446 corresponding patterns and macroize using MODEF macro. Change
18447 predicates of op0 and op1 to register_operand and remove
18448 "m" constraint. Disparage "r" alternative with "!".
18449 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
18450 macroize using X87MODEF macro. Change predicates of op0 and op1
18451 to register_operand and remove "m" constraint. Disparage "r"
18452 alternative with "!".
18453 (absneg splitter with memory operands): Remove.
18454 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
18455 patterns and macroize using X87MODEF mode iterator.
18456 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
18457 Change predicate of op1 to register_operand.
18458 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
18459 for memory operands.
18461 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
18463 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
18465 2008-01-07 Richard Guenther <rguenther@suse.de>
18467 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
18470 2008-01-07 Richard Guenther <rguenther@suse.de>
18472 PR tree-optimization/34683
18473 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
18474 VOPs of the needed size to save memory. Use VEC_quick_push
18475 to save compile-time.
18476 (vdefs_to_vec): Likewise.
18478 2008-01-07 Sa Liu <saliu@de.ibm.com>
18480 * config/spu/spu.md (divdf3): Genetate inline code for double
18481 division. The implementation doesn't handle INF or NAN, therefore it
18482 only applies when -ffinite-math-only is given.
18484 2008-01-06 Paolo Carlini <pcarlini@suse.de>
18487 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
18488 * doc/cpp.texi ([Common Predefined Macros]): Document.
18490 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
18492 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
18493 order to use commutative addition instead of subtraction.
18495 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18496 Mircea Namolaru <namolaru@il.ibm.com>
18497 Vladimir Yanovsky <yanov@il.ibm.com>
18498 Revital Eres <eres@il.ibm.com>
18500 PR tree-optimization/34263
18501 * tree-outof-ssa.c (process_single_block_loop_latch,
18502 contains_tree_r): New functions.
18503 (analyze_edges_for_bb): Call process_single_block_loop_latch
18504 function to empty single-basic-block latch block if possible.
18506 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18508 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18510 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
18512 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18514 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
18516 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18518 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
18520 2008-01-05 Jakub Jelinek <jakub@redhat.com>
18522 PR tree-optimization/34618
18523 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
18526 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18529 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
18530 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
18531 Update copyright year.
18533 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
18534 Update copyright year.
18535 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
18538 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
18540 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
18541 edge does not point to current bb before changing need_assert.
18543 2008-01-04 Richard Guenther <rguenther@suse.de>
18545 PR middle-end/34029
18546 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
18547 for verifying purposes if they are is_gimple_min_invariant.
18549 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
18551 PR tree-optimization/34448
18552 PR tree-optimization/34465
18553 * gimplify.c (gimplify_init_constructor): Add new parameter
18554 notify_temp_creation. Use it.
18555 (gimplify_modify_expr_rhs): Take volatiles into account when
18556 optimizing constructors.
18557 Do not optimize constructors if gimplify_init_constructor will dump to
18559 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
18560 * gcc.c-torture/compile/pr34448.c: New.
18562 2008-01-04 Jakub Jelinek <jakub@redhat.com>
18564 PR gcov-profile/34609
18565 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
18566 return_slot if result is TREE_ADDRESSABLE.
18568 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
18570 * config/mips/mips.md (sqrt_condition): Tweak comment.
18571 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
18573 2008-01-03 Tom Tromey <tromey@redhat.com>
18576 * c-common.c (c_type_hash): Handle VLAs.
18578 2008-01-03 Jan Hubicka <jh@suse.cz>
18580 PR tree-optimization/31081
18581 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
18582 0 when inlining and not inlining to first basic block.
18583 (remap_decl): When var is initialized to 0, don't set default_def.
18584 (expand_call_inline): Set entry_bb.
18585 * tree-inline.h (copy_body_data): Add entry_bb.
18587 2008-01-03 Jakub Jelinek <jakub@redhat.com>
18590 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
18593 PR tree-optimization/29484
18594 * tree-inline.c (inline_forbidden_p_2): New function.
18595 (inline_forbidden_p): Disallow inlining if some static var
18596 has an address of a local LABEL_DECL in its initializer.
18597 * doc/extend.texi (Labels as Values): Document &&foo behaviour
18600 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
18602 PR tree-optimization/34635
18603 * tree-data-ref.c (add_other_self_distances): Make sure that the
18604 evolution step is constant.
18606 2008-01-03 Jakub Jelinek <jakub@redhat.com>
18608 PR middle-end/34608
18609 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
18611 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
18613 * tree-sra.c (scalarize_init): Insert the generate_element_init
18614 statements after the generate_element_zero statements.
18616 2008-01-02 Richard Guenther <rguenther@suse.de>
18618 PR middle-end/34093
18619 PR middle-end/31976
18620 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
18621 for very large number of operands instead of ICEing.
18623 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
18626 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
18627 while stack probing.
18629 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
18631 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
18634 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
18636 PR libmudflap/26442
18637 * tree-mudflap.c (mx_register_decls): Guard warning by
18638 !DECL_ARTIFICIAL check.
18640 2008-01-01 Jakub Jelinek <jakub@redhat.com>
18642 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
18643 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
18644 sse5_perm<mode>): Fix constraints.