Commit Graph

99492 Commits

Author SHA1 Message Date
Jakub Jelinek e4ba7a600e re PR libgomp/43706 (scheduling two threads on one core leads to starvation)
PR libgomp/43706
	* config/linux/affinity.c (gomp_init_affinity): Decrease
	gomp_available_cpus if affinity mask confines the process to fewer
	CPUs.
	* config/linux/proc.c (get_num_procs): If gomp_cpu_affinity is
	non-NULL, just return gomp_available_cpus.

From-SVN: r158565
2010-04-20 17:37:51 +02:00
Jakub Jelinek 5221d7a91b re PR libgomp/43569 (libgomp: Conditional jump or move depends on uninitialised value)
PR libgomp/43569
	* sections.c (gomp_sections_init): Initialize ws->mode.

From-SVN: r158564
2010-04-20 17:36:45 +02:00
Jan Hubicka a837268b2b cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
* cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
	(dump_cgraph_node): Dump new flags.
	* cgraph.h (struct cgraph_node): Add flags reachable_from_other_partition
	and in_other_partition.
	(cgraph_can_remove_if_no_direct_calls_p): Functions used by other partition
	can not be removed.
	* cgraphunit.c (cgraph_mark_functions_to_output): Functions used by the other
	partition must be output; silence sanity checking on leaking functions
	bodies from other paritition.
	* lto-cgraph.c (reachable_from_other_partition_p): New function.
	(lto_output_node): Output new flags; do not sanity check that inline
	clones are output; drop lto_forced_extern_inline_p code; do not mock
	visibility flags at partition boundaries.
	(add_node_to): New function.
	(output_cgraph): Use it to sort functions so masters appear before
	clones.
	(input_overwrite_node): Input new flags.
	* passes.c (ipa_write_summaries): Do not call
	lto_new_extern_inline_states.
	* lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
	lto_delete_extern_inline_states, lto_force_functions_extern_inline,
	lto_forced_extern_inline_p): Kill.
	* lto-streamer.h (lto_new_extern_inline_states,
	* lto_delete_extern_inline_states, lto_force_functions_extern_inline,
	lto_forced_extern_inline_p): Kill.

	* lto.c (lto_add_inline_clones): Do not track inlined_decls.
	(lto_add_all_inlinees): Likewise.
	(lto_wpa_write_files): Likewise.

From-SVN: r158563
2010-04-20 14:49:18 +00:00
Richard Guenther 48e5069861 re PR tree-optimization/39417 (Incorrect values computed with -ftree-copy-prop)
2010-04-20  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/39417
	* g++.dg/torture/pr39417.C: New testcase.

From-SVN: r158560
2010-04-20 14:18:35 +00:00
Richard Guenther 3c323b522a tree-ssa-structalias.c (do_sd_constraint): Add edges only from vars that can have pointers.
2010-04-20  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-structalias.c (do_sd_constraint): Add edges only
	from vars that can have pointers.
	(process_constraint): Dump useless constraints.

From-SVN: r158558
2010-04-20 13:57:44 +00:00
Richard Guenther b28ae58f12 tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2010-04-20  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-structalias.c (do_structure_copy): Properly handle
	DEREF.
	(dump_sa_points_to_info): Remove asserts.
	(init_base_vars): nothing_id isn't an escape point nor does it
	have pointers.

	* gcc.dg/ipa/ipa-pta-14.c: New testcase.

From-SVN: r158553
2010-04-20 12:39:45 +00:00
Eric Botcazou 615c8ffaff configure.ac (BUILD_CONFIG): Redirect output to /dev/null.
* configure.ac (BUILD_CONFIG): Redirect output to /dev/null.
	* configure: Regenerate.

From-SVN: r158550
2010-04-20 10:19:38 +00:00
Nick Clifton ee3b548ffd Update copyright notice to use GPLv3.
From-SVN: r158543
2010-04-20 08:36:39 +00:00
Jakub Jelinek 1197ce8e5a tree.h (TYPE_REF_IS_RVALUE): Define.
* tree.h (TYPE_REF_IS_RVALUE): Define.
	* dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
	should_move_die_to_comdat, prune_unused_types_walk): Handle
	DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
	(modified_type_die, gen_reference_type_die): Emit
	DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
	if TYPE_REF_IS_RVALUE and -gdwarf-4.

	* cp-tree.h (TYPE_REF_IS_RVALUE): Remove.

	* g++.dg/debug/dwarf2/rv1.C: New test.

From-SVN: r158542
2010-04-20 10:33:47 +02:00
Andreas Krebbel 72e2cf1629 re PR target/43635 (ICE in s390_emit_call, at config/s390/s390.c:9484)
2010-04-20  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	PR target/43635
	* config/s390/s390.c (s390_emit_call): Turn direct into indirect
	calls for -fpic -m31 if they have been sibcall optimized.

2010-04-20  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	PR target/43635
	* gcc.c-torture/compile/pr43635.c: New testcase.

From-SVN: r158540
2010-04-20 07:51:14 +00:00
James E. Wilson 4a863f3a0b partial fix, make all 'e' class regs fixed PR rtl-optimization/43520
partial fix, make all 'e' class regs fixed
PR rtl-optimization/43520
* config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
ar.lc fixed and call-used.

From-SVN: r158539
2010-04-19 18:16:59 -07:00
James E. Wilson 810d71d0d5 Enable doloop optimization on loops with calls.
* config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.

From-SVN: r158538
2010-04-19 18:07:07 -07:00
GCC Administrator 44c2f7fc69 Daily bump.
From-SVN: r158537
2010-04-20 00:19:41 +00:00
Jan Hubicka 3ee2243c06 opts.c (decode_options): Disable whpr incompatible passes.
* opts.c (decode_options): Disable whpr incompatible passes.
	* lto/lto.c (lto_1_to_1_map): Skip clones.
	(read_cgraph_and_symbols): Do not mark everything as needed.
	(do_whole_program_analysis): Do map only after optimizing;
	set proper cgraph_state; use passmanager.

From-SVN: r158533
2010-04-19 23:33:21 +00:00
DJ Delorie 576319a79a cfgexpand.c (expand_debug_expr): Check for mismatched modes in POINTER_PLUS_EXPR and fix them.
* cfgexpand.c (expand_debug_expr): Check for mismatched modes in
POINTER_PLUS_EXPR and fix them.

From-SVN: r158532
2010-04-19 19:25:31 -04:00
Eric B. Weddington 578ad14116 avr-devices.c (avr_mcu_types): Add support for new devices atmega644pa...
2010-04-19  Eric B. Weddington  <eric.weddington@atmel.com>

	* config/avr/avr-devices.c (avr_mcu_types): Add support for new
	devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
	attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
	atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
	atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
	atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
	atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
	atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
	m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
	atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
	* config/avr/t-avr.c (MULTILIB_MATCHES): Same.

From-SVN: r158530
2010-04-19 22:46:52 +00:00
Eric Botcazou d321bd2d6e ifcvt.c (noce_try_cmove_arith): Fix long lines.
* ifcvt.c (noce_try_cmove_arith): Fix long lines.
	(check_cond_move_block): Likewise.
	(cond_move_process_if_block): Likewise.
	(noce_find_if_block): Improve formatting.
	(find_if_header): Pass 0 to memset and tweak conditions.
	(cond_exec_find_if_block): Fix long lines and tweak conditions.

From-SVN: r158529
2010-04-19 22:04:57 +00:00
Jakub Jelinek 310e447210 re PR fortran/43339 (Incorrect output for pgm checking data sharing attributes)
PR fortran/43339
	* openmp.c (gfc_resolve_do_iterator): Only make iteration vars for
	sequential loops private in the innermost containing task region.

	* gfortran.dg/gomp/sharing-2.f90: Adjust for iteration vars
	of sequential loops being private only in the innermost containing
	task region.

From-SVN: r158528
2010-04-19 23:51:28 +02:00
Jakub Jelinek fd2e4e99d8 re PR middle-end/43337 (ICE: in lookup_decl_in_outer_ctx, at omp-low.c:2103)
PR middle-end/43337
	* tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
	with non-local decl doesn't need chain.

	* gfortran.dg/gomp/pr43337.f90: New test.

From-SVN: r158527
2010-04-19 23:50:16 +02:00
Jakub Jelinek 74e27d0d56 dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0 for -gdwarf-4.
* dwarf2out.c (lower_bound_default): For DW_LANG_Python return
	0 for -gdwarf-4.

From-SVN: r158526
2010-04-19 21:37:14 +02:00
Vladimir Makarov ec99573229 ira-color.c (allocno_reload_assign): Avoid accumulating reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
* ira-color.c (allocno_reload_assign): Avoid accumulating
        reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.

From-SVN: r158524
2010-04-19 12:22:14 -06:00
Martin Jambor acd6380155 gimple.h (create_tmp_reg): Declare.
2010-04-19  Martin Jambor  <mjambor@suse.cz>

	* gimple.h (create_tmp_reg): Declare.
	* gimplify.c (create_tmp_reg): New function.
	(gimplify_return_expr): Use create_tmp_reg.
	(gimplify_omp_atomic): Likewise.
	(gimple_regimplify_operands): Likewise.
	* tree-dfa.c (make_rename_temp): Likewise.
	* tree-predcom.c (predcom_tmp_var): Likewise.
	(reassociate_to_the_same_stmt): Likewise.
	* tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
	(get_replaced_param_substitute): Likewise.
	* tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
	* tree-ssa-phiopt.c (cond_store_replacement): Likewise.
	* tree-ssa-pre.c (get_representative_for): Likewise.
	(create_expression_by_pieces): Likewise.
	* tree-tailcall.c (adjust_return_value_with_ops): Likewise.
	(create_tailcall_accumulator): Likewise.

From-SVN: r158523
2010-04-19 19:58:54 +02:00
Martin Jambor 0b6e2868bd cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update new_stmt.
2010-04-19  Martin Jambor  <mjambor@suse.cz>

	* cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
	new_stmt.
	(cgraph_materialize_all_clones): Assert	!need_ssa_update_p.

From-SVN: r158522
2010-04-19 19:55:22 +02:00
Richard Guenther 1936a7d49c re PR middle-end/43796 (ICE in is_overflow_infinity (tree-vrp.c:184) with gfortran -fcheck=bounds -O2)
2010-04-19  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/43796
	* tree-vrp.c (adjust_range_with_scev): Lookup init and step
	from SCEV in the lattice.
	(vrp_visit_phi_node): Dump change.

	* gfortran.dg/pr43796.f90: New testcase.

From-SVN: r158520
2010-04-19 15:17:26 +00:00
Richard Guenther 479881c395 configure.ac: Fix quoting around elf_getshstrndx ABI check.
2010-04-19  Richard Guenther  <rguenther@suse.de>

	* configure.ac: Fix quoting around elf_getshstrndx ABI check.
	* configure: Re-generated.

From-SVN: r158519
2010-04-19 15:13:50 +00:00
Richard Guenther d53bed0b2c re PR tree-optimization/43783 (-O -ftree-pre options compile libbid wrong)
2010-04-19  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/43783
	* tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
	constant ARRAY_REF operands two and three if possible.

	* gcc.c-torture/execute/pr43783.c: New testcase.

From-SVN: r158517
2010-04-19 13:36:54 +00:00
Uros Bizjak 90f775a9c7 re PR target/43766 (x86 prefetch doesn't use complex memory addressing)
PR target/43766
	* config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.

testsuite/ChangeLog:

	PR target/43766
	* gcc.target/i386/pr43766.c: New test.

From-SVN: r158515
2010-04-19 14:37:16 +02:00
Joseph Myers 7e4fe2c327 zh_CN.po: Update.
gcc/po:
	* zh_CN.po: Update.

libcpp/po:
	* zh_CN.po: Update.

From-SVN: r158512
2010-04-19 11:12:53 +01:00
Jie Zhang 8d9b7be5f3 re PR target/43662 (ICE in insert_save with ms_abi attribute)
PR target/43662
	* reginfo.c (reinit_regs): Set caller_save_initialized_p
	to false.

	testsuite/
	PR target/43662
	* gcc.target/i386/pr43662.c: New test.

From-SVN: r158509
2010-04-19 10:02:52 +00:00
Dodji Seketeli d38f6bc03e re PR c++/43704 (ICE: tree check: accessed elt 2 of tree_vec with 1 elts in tsubst, at cp/pt.c:10074)
Fix PR c++/43704

gcc/cp/ChangeLog:
	PR c++/43704
	* typeck.c (structural_comptypes): Test dependent typedefs
	incompatibility before testing for their main variant based
	equivalence.

gcc/testsuite/ChangeLog:
	PR c++/43704
	* g++.dg/template/typedef32.C: New test.

From-SVN: r158508
2010-04-19 11:32:16 +02:00
Ira Rosen b5aeb3bb3e re PR tree-optimization/37027 (SLP loop vectorization missing support for reductions)
PR tree-optimization/37027
	* tree-vectorizer.h (struct _loop_vec_info): Add new field reductions 
	and macro to access it.
	(vectorizable_reduction): Add argument.
	(vect_get_slp_defs): Likewise.
	* tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
	statements for possible use in SLP.
	(new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
	(destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
	(vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
	add new argument.
	(vectorizable_reduction): Likewise.
	* tree-vect-stmts.c (vect_get_vec_defs): Update call to 
	vect_get_slp_defs.
	(vectorizable_type_demotion, vectorizable_type_promotion,
	vectorizable_store): Likewise.
	(vect_analyze_stmt): Update call to vectorizable_reduction.
	(vect_transform_stmt): Likewise.
	* tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
	(vect_build_slp_tree): Fix indentation. Check that there are no loads
	from different interleaving chains in same node.
	(vect_slp_rearrange_stmts): New function.
	(vect_supported_load_permutation_p): Allow load permutations for 
	reductions. Call vect_slp_rearrange_stmts() to rearrange statements
	inside SLP nodes if necessary.
	(vect_analyze_slp_instance): Handle reductions.
	(vect_analyze_slp): Try to build SLP instances originating from groups
	of reductions.
	(vect_detect_hybrid_slp_stmts): Skip reduction statements.
	(vect_get_constant_vectors): Create initial vectors for reductions
	according to reduction code. Add new argument.
	(vect_get_slp_defs): Add new argument, pass it to 
	vect_get_constant_vectors.
	(vect_schedule_slp_instance): Remove SLP tree root statements.

From-SVN: r158506
2010-04-19 09:10:45 +00:00
Jakub Jelinek 5a2fa9e8bf tree.h (ENUM_IS_SCOPED): Define.
* tree.h (ENUM_IS_SCOPED): Define.
	* dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
	for ENUM_IS_SCOPED enums.
cp/
	* cp-tree.h (SCOPED_ENUM_P, UNSCOPED_ENUM_P, SET_SCOPED_ENUM_P): Use
	ENUM_IS_SCOPED bit instead of TYPE_LANG_FLAG_5.
testsuite/
	* g++.dg/debug/dwarf2/enum1.C: New test.

From-SVN: r158505
2010-04-19 09:48:46 +02:00
GCC Administrator 6e46695631 Daily bump.
From-SVN: r158501
2010-04-19 00:17:30 +00:00
Eric Botcazou 3b9e5d953c fold-const.c (fold_comparison): Use ssizetype.
2010-04-18  Eric Botcazou  <ebotcazou@adacore.com>

	* fold-const.c (fold_comparison): Use ssizetype.
	* gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
	* ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
	* tree-loop-distribution.c (build_size_arg_loc): Likewise.
	* tree-object-size.c (compute_object_sizes): Use size_type_node.

	* tree.h (initialize_sizetypes): Remove parameter.
	(build_common_tree_nodes): Remove second parameter.
	* stor-layout.c (initialize_sizetypes): Remove parameter.
	Always create an unsigned type.
	(set_sizetype): Assert that the passed type is unsigned and simplify.
	* tree.c (build_common_tree_nodes): Remove second parameter.
	Adjust call to initialize_sizetypes.
	* c-decl.c (c_init_decl_processing): Remove second argument in call to
	build_common_tree_nodes.
cp/
	* decl.c (cxx_init_decl_processing): Remove second argument in call to
	build_common_tree_nodes.
java/
	* decl.c (java_init_decl_processing): Remove argument in call to
	initialize_sizetypes
fortran/
	* f95-lang.c (gfc_init_decl_processing): Remove second argument in call
	to build_common_tree_nodes.
ada/
	* gcc-interface/misc.c (gnat_init): Remove second argument in call to
	build_common_tree_nodes.
lto/
	* lto-lang.c (lto_init): Remove second argument in call to
	build_common_tree_nodes.

From-SVN: r158496
2010-04-18 21:49:29 +00:00
Matthias Klose b3c359652e gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2010-04-18  Matthias Klose  <doko@ubuntu.com>

        * gcc.c (main): Search for liblto_plugin.so with mode R_OK.

From-SVN: r158494
2010-04-18 17:44:42 +00:00
Eric Botcazou 896ee672bf rep_clause5.ad[sb]: New test.
* gnat.dg/rep_clause5.ad[sb]: New test.
	* gnat.dg/rep_clause5_pkg.ads: New helper.

From-SVN: r158488
2010-04-18 15:47:10 +00:00
Joseph Myers 017bd48626 * es.po: Update.
From-SVN: r158485
2010-04-18 13:33:22 +01:00
Ira Rosen 59eefaa6df re PR tree-optimization/43771 (ICE on valid when compiling ParMetis with gcc 4.5.0 and -O3)
PR tree-optimization/43771
	* tree-vect-slp.c (vect_supported_load_permutation_p): Check that
	load permutation doesn't have gaps.

From-SVN: r158484
2010-04-18 12:20:34 +00:00
Jan Hubicka 07b3ef2e78 i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
* i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
	(sse_prologue_save_insn expander): Use new pattern.
	(sse_prologue_save_insn1): New pattern and splitter.
	(sse_prologue_save_insn): Update to deal also with 64bit aligned
	blocks.
	* i386.c (setup_incoming_varargs_64): Do not compute jump destination here.
	(ix86_gimplify_va_arg): Update alignment needed.
	(ix86_local_alignment): Do not align all local arrays
	to 128bit.

From-SVN: r158483
2010-04-18 10:52:26 +00:00
Ozkan Sezer 0d29aedcb8 gsocket.h: Make sure that winsock2.h is included before windows.h.
2010-04-18  Ozkan Sezer  <sezeroz@gmail.com>

        * gsocket.h: Make sure that winsock2.h is included before windows.h.

From-SVN: r158482
2010-04-18 12:15:52 +02:00
GCC Administrator 092e51d360 Daily bump.
From-SVN: r158481
2010-04-18 00:17:01 +00:00
Jan Hubicka 6a8cd10005 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
From-SVN: r158477
2010-04-17 23:42:04 +00:00
Steven G. Kargl 6c559604a8 re PR fortran/31538 (misleading bounds check error)
2010-04-17  Steven G. Kargl  <kargl@gcc.gnu.org>

   PR fortran/31538
   * gfortran.dg/bounds_check_fail_4.f90: Adjust error message.
   * gfortran.dg/bounds_check_fail_3.f90: Ditto.

2010-04-17  Steven G. Kargl  <kargl@gcc.gnu.org>

   PR fortran/31538
   * fortran/trans-array.c (gfc_conv_ss_startstride): Remove the use of
   gfc_msg_bounds by using 'Array bound mismatch' directly.
   (gfc_trans_dummy_array_bias):  Remove the use of gfc_msg_bounds.  Reword
   error message to include the mismatch in the extent of array bound.
   * fortran/trans.c: Remove gfc_msg_bounds.  It is only used in one place.
   * fortran/trans.h: Remove extern definition of gfc_msg_bounds.

From-SVN: r158474
2010-04-17 21:05:53 +00:00
Jerry DeLisle 0e9496ccb9 gfortran.texi: Update information on temporary file locations.
2010-04-17  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	* gfortran.texi: Update information on temporary file locations.

From-SVN: r158473
2010-04-17 19:04:16 +00:00
Richard Earnshaw 9e315505df arm.md (negdi2): Remove redundant code to force values into a register.
* arm.md (negdi2): Remove redundant code to force values into a
	register.

From-SVN: r158472
2010-04-17 16:53:21 +00:00
Richard Earnshaw 6f0668cf3c bpabi.S: Add EABI alignment attributes to objects.
* arm/bpabi.S: Add EABI alignment attributes to objects.
	* arm/bpabi-v6m.S: Likewise.
	* arm/crti.asm: Likewise.
	* arm/crtn.asm: Likewise.
	* arm/lib1funcs.asm: Likewise.
	* arm/libunwind.S: Likewise.

From-SVN: r158470
2010-04-17 15:34:25 +00:00
Eric Botcazou f5631ae690 utils2.c (build_unary_op): Do not issue warning.
* gcc-interface/utils2.c (build_unary_op) <ATTR_ADDR_EXPR>: Do not
	issue warning.

From-SVN: r158469
2010-04-17 14:53:08 +00:00
Eric Botcazou b9175f57ba Fix copyright date.
From-SVN: r158468
2010-04-17 14:44:47 +00:00
Eric Botcazou b6c056fe9f Add missing hunk for previous patch.
From-SVN: r158467
2010-04-17 14:32:15 +00:00
Eric Botcazou 728936bb92 uintp.h (UI_Lt): Declare.
* uintp.h (UI_Lt): Declare.
	* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Array_Type>: Do the size
	computation in sizetype.
	<E_Array_Subtype>: Use unified handling for all index types.  Do not
	generate MAX_EXPR-based expressions, only COND_EXPR-based ones.  Add
	bypass for PATs.
	(annotate_value): Change test for negative values.
	(validate_size): Apply test for negative values on GNAT nodes.
	(set_rm_size): Likewise.
	* gcc-interface/misc.c (gnat_init): Set unsigned types for sizetypes.
	* gcc-interface/utils.c (rest_of_record_type_compilation): Change test
	for negative values.
	(max_size) <MINUS_EXPR>: Do not reassociate a COND_EXPR on the LHS.
	(builtin_type_for_size): Adjust definition of signed_size_type_node.
	* gcc-interface/utils2.c (compare_arrays): Optimize comparison of
	lengths against zero.

From-SVN: r158466
2010-04-17 14:16:36 +00:00