Nick Clifton [Wed, 28 Sep 2011 14:37:30 +0000 (14:37 +0000)]
predicates.md (rx_minmax_operand): New predicate.
* config/rx/predicates.md (rx_minmax_operand): New predicate.
Accepts immediates and a restricted subset of MEMs.
* config/rx/rx.md (int_modes): New iterator.
(smaxsi3, sminsi3): Delete and replace with...
(smax<int_mode>3, smin<int_mode>3): New patterns.
(umax<>3_u, umax<>3_ur, umax<>3, umin<>3): New patterns.
Nick Clifton [Wed, 28 Sep 2011 13:56:19 +0000 (13:56 +0000)]
rx-lib.h: Always restrict doubles to the SF type when 64-bit doubles are not enabled.
* config/rx/rx-lib.h: Always restrict doubles to the SF type when
64-bit doubles are not enabled.
* config/rx/rx-abi.h: Fix extraneous renaming of the floatsisf
and floatunsisf functions.
Tom de Vries [Wed, 28 Sep 2011 08:48:00 +0000 (08:48 +0000)]
re PR testsuite/50485 (gcc.target/i386/sse4_1-blendps.c fails spuriously on i686)
2011-09-28 Tom de Vries <tom@codesourcery.com>
PR testsuite/50485
* gcc.target/i386/sse4_1-blendps.c: Include <stdlib.h>.
(TEST): Initialize src3 with random floats.
* gcc.target/i386/sse4_1-blendps-2.c (sse4_1_test): Remove field i from
union src3. Initialize src3 with random floats.
Kai Tietz [Wed, 28 Sep 2011 08:07:39 +0000 (10:07 +0200)]
configure.ac: Add test for new section attribute specifier "e" via define...
* configure.ac: Add test for new section attribute
specifier "e" via define HAVE_GAS_SECTION_EXCLUDE.
* config.in: Regenerated.
* configure: Regenerated.
* config/i386/winnt.c (i386_pe_asm_named_section): Emit
new section flag "e" for excluded sections, if supported.
Otherwise we mark section withc SECTION_EXCLUDE flag
as never-load.
Jakub Jelinek [Tue, 27 Sep 2011 19:17:31 +0000 (21:17 +0200)]
trans-types.c (gfc_type_for_size): Return wider type if no suitable narrower type has been found.
* trans-types.c (gfc_type_for_size): Return wider type
if no suitable narrower type has been found.
(gfc_type_for_mode): Return NULL_TREE if gfc_type_for_size
returned type doesn't have expected TYPE_MODE.
gcc/
2011-09-25 Bernd Schmidt <bernds@codesourcery.com>
Richard Sandiford <rdsandiford@googlemail.com>
* config/mips/mips.c (mips_add_cfa_restore): New function.
(mips16e_save_restore_reg): Use it.
(mips_restore_reg): Likewise. Split double FPRs for
REG_CFA_RESTORE notes.
Co-Authored-By: Richard Sandiford <rdsandiford@googlemail.com>
From-SVN: r179286
* ifcvt.c (cheap_bb_rtx_cost_p): Add SCALE argument. Scale
non-jumping insns by REG_BR_PROB_BASE and the maximum cost
by SCALE.
(find_if_case_1): Use the probability of the THEN clause when
determining if speculation is profitable.
(find_if_case_2): Similarly for the ELSE clause.
Jakub Jelinek [Tue, 27 Sep 2011 16:18:49 +0000 (18:18 +0200)]
common.opt: Add -foptimize-strlen option.
* common.opt: Add -foptimize-strlen option.
* Makefile.in (OBJS): Add tree-ssa-strlen.o.
(tree-sssa-strlen.o): Add dependencies.
* opts.c (default_options_table): Enable -foptimize-strlen
by default at -O2 if not -Os.
* passes.c (init_optimization_passes): Add pass_strlen
after pass_object_sizes.
* timevar.def (TV_TREE_STRLEN): New timevar.
* params.def (PARAM_MAX_TRACKED_STRLENS): New parameter.
* tree-pass.h (pass_strlen): Declare.
* tree-ssa-strlen.c: New file.
* c-decl.c (merge_decls): If compatible stpcpy prototype
is seen, set implicit_built_in_decls[BUILT_IN_STPCPY].
cp/
* decl.c (duplicate_decls): If compatible stpcpy prototype
is seen, set implicit_built_in_decls[BUILT_IN_STPCPY].
testsuite/
* gcc.dg/strlenopt-1.c: New test.
* gcc.dg/strlenopt-1f.c: New test.
* gcc.dg/strlenopt-2.c: New test.
* gcc.dg/strlenopt-2f.c: New test.
* gcc.dg/strlenopt-3.c: New test.
* gcc.dg/strlenopt-4.c: New test.
* gcc.dg/strlenopt-4g.c: New test.
* gcc.dg/strlenopt-4gf.c: New test.
* gcc.dg/strlenopt-5.c: New test.
* gcc.dg/strlenopt-6.c: New test.
* gcc.dg/strlenopt-7.c: New test.
* gcc.dg/strlenopt-8.c: New test.
* gcc.dg/strlenopt-9.c: New test.
* gcc.dg/strlenopt-10.c: New test.
* gcc.dg/strlenopt-11.c: New test.
* gcc.dg/strlenopt-12.c: New test.
* gcc.dg/strlenopt-12g.c: New test.
* gcc.dg/strlenopt-13.c: New test.
* gcc.dg/strlenopt-14g.c: New test.
* gcc.dg/strlenopt-14gf.c: New test.
* gcc.dg/strlenopt-15.c: New test.
* gcc.dg/strlenopt-16g.c: New test.
* gcc.dg/strlenopt-17g.c: New test.
* gcc.dg/strlenopt-18g.c: New test.
* gcc.dg/strlenopt.h: New file.
Jakub Jelinek [Tue, 27 Sep 2011 16:16:57 +0000 (18:16 +0200)]
common.opt: Add -foptimize-strlen option.
* common.opt: Add -foptimize-strlen option.
* Makefile.in (OBJS): Add tree-ssa-strlen.o.
(tree-sssa-strlen.o): Add dependencies.
* opts.c (default_options_table): Enable -foptimize-strlen
by default at -O2 if not -Os.
* passes.c (init_optimization_passes): Add pass_strlen
after pass_object_sizes.
* timevar.def (TV_TREE_STRLEN): New timevar.
* params.def (PARAM_MAX_TRACKED_STRLENS): New parameter.
* tree-pass.h (pass_strlen): Declare.
* tree-ssa-strlen.c: New file.
* c-decl.c (merge_decls): If compatible stpcpy prototype
is seen, set implicit_built_in_decls[BUILT_IN_STPCPY].
cp/
* decl.c (duplicate_decls): If compatible stpcpy prototype
is seen, set implicit_built_in_decls[BUILT_IN_STPCPY].
testsuite/
* gcc.dg/strlenopt-1.c: New test.
* gcc.dg/strlenopt-1f.c: New test.
* gcc.dg/strlenopt-2.c: New test.
* gcc.dg/strlenopt-2f.c: New test.
* gcc.dg/strlenopt-3.c: New test.
* gcc.dg/strlenopt-4.c: New test.
* gcc.dg/strlenopt-4g.c: New test.
* gcc.dg/strlenopt-4gf.c: New test.
* gcc.dg/strlenopt-5.c: New test.
* gcc.dg/strlenopt-6.c: New test.
* gcc.dg/strlenopt-7.c: New test.
* gcc.dg/strlenopt-8.c: New test.
* gcc.dg/strlenopt-9.c: New test.
* gcc.dg/strlenopt-10.c: New test.
* gcc.dg/strlenopt-11.c: New test.
* gcc.dg/strlenopt-12.c: New test.
* gcc.dg/strlenopt-12g.c: New test.
* gcc.dg/strlenopt-13.c: New test.
* gcc.dg/strlenopt-14g.c: New test.
* gcc.dg/strlenopt-14gf.c: New test.
* gcc.dg/strlenopt-15.c: New test.
* gcc.dg/strlenopt-16g.c: New test.
* gcc.dg/strlenopt-17g.c: New test.
* gcc.dg/strlenopt-18g.c: New test.
* gcc.dg/strlenopt.h: New file.
Jakub Jelinek [Tue, 27 Sep 2011 16:15:46 +0000 (18:15 +0200)]
common.opt: Add -foptimize-strlen option.
* common.opt: Add -foptimize-strlen option.
* Makefile.in (OBJS): Add tree-ssa-strlen.o.
(tree-sssa-strlen.o): Add dependencies.
* opts.c (default_options_table): Enable -foptimize-strlen
by default at -O2 if not -Os.
* passes.c (init_optimization_passes): Add pass_strlen
after pass_object_sizes.
* timevar.def (TV_TREE_STRLEN): New timevar.
* params.def (PARAM_MAX_TRACKED_STRLENS): New parameter.
* tree-pass.h (pass_strlen): Declare.
* tree-ssa-strlen.c: New file.
* c-decl.c (merge_decls): If compatible stpcpy prototype
is seen, set implicit_built_in_decls[BUILT_IN_STPCPY].
cp/
* decl.c (duplicate_decls): If compatible stpcpy prototype
is seen, set implicit_built_in_decls[BUILT_IN_STPCPY].
testsuite/
* gcc.dg/strlenopt-1.c: New test.
* gcc.dg/strlenopt-1f.c: New test.
* gcc.dg/strlenopt-2.c: New test.
* gcc.dg/strlenopt-2f.c: New test.
* gcc.dg/strlenopt-3.c: New test.
* gcc.dg/strlenopt-4.c: New test.
* gcc.dg/strlenopt-4g.c: New test.
* gcc.dg/strlenopt-4gf.c: New test.
* gcc.dg/strlenopt-5.c: New test.
* gcc.dg/strlenopt-6.c: New test.
* gcc.dg/strlenopt-7.c: New test.
* gcc.dg/strlenopt-8.c: New test.
* gcc.dg/strlenopt-9.c: New test.
* gcc.dg/strlenopt-10.c: New test.
* gcc.dg/strlenopt-11.c: New test.
* gcc.dg/strlenopt-12.c: New test.
* gcc.dg/strlenopt-12g.c: New test.
* gcc.dg/strlenopt-13.c: New test.
* gcc.dg/strlenopt-14g.c: New test.
* gcc.dg/strlenopt-14gf.c: New test.
* gcc.dg/strlenopt-15.c: New test.
* gcc.dg/strlenopt-16g.c: New test.
* gcc.dg/strlenopt-17g.c: New test.
* gcc.dg/strlenopt-18g.c: New test.
* gcc.dg/strlenopt.h: New file.
Jan Hubicka [Tue, 27 Sep 2011 15:08:31 +0000 (17:08 +0200)]
inline-5.c: New testcase.
* gcc.dg/ipa/inline-5.c: New testcase.
* ipa-inline-analysis.c (eliminated_by_inlining_prob): Handle parameters
passed by reference; handle loads from non-SSA scalars and update comments.
re PR rtl-optimization/50249 (ira marks wrong value for inheriting)
PR rtl-optimization/50249
* reload1.c (reload_reg_reaches_end_p): Accept a reloadnum argument
instead of opnum and type. All callers changed. Remove useless
declaration.
Search forward for other reloads of the same type for the same operand
using the same register; if any are found, return false.
(reload_regs_reach_end_p): Same argument changes; all callers changed.
* doc/invoke.texi (ffat-lto-objects): Document.
* toplev.c (compile_file): Do not output assembly when doing slim lto;
Output __gnu_slim_lto when doing slim lto.
* cgraphunit.c (ipa_passes): Do only analysis when producing slim lto.
(cgraph_optimize): Return early when doing slim lto.
* opts.c (finish_options): Complain about lack of linker plugin
when doing slim lto.
* common.opt (ffat-lto-objects): New.
Co-Authored-By: Jan Hubicka <jh@suse.cz>
From-SVN: r179271
target-supports.exp (check_profiling_available): Don't rely solely on TLS tests for -fprofile-generate...
* testsuite/lib/target-supports.exp (check_profiling_available):
Don't rely solely on TLS tests for -fprofile-generate, fall
through to the other code.
* a-cimutr.adb, a-cimutr.ads, a-cbmutr.adb, a-cbmutr.ads: Add children
iterators to multiway trees.
2011-09-27 Yannick Moy <moy@adacore.com>
* debug.adb (d.D): New option for strict Alfa mode.
* opt.ads (Strict_Alfa_Mode): New flag to interpret compiler
permissions as strictly as possible.
* sem_ch3.adb (Signed_Integer_Type_Declaration): In non-strict
Alfa mode, now, interpret ranges of base types like GNAT does; in
strict mode, simply change the range of the implicit base Itype.
* gnat1drv.adb: Update comments. Set Strict_Alfa_Mode.
* sinfo.ads, par-ch3.adb: Minor comment update: aspect specification
on subtype declarations.
* exp_aggr.adb: Minor comment update.
2011-09-27 Eric Botcazou <ebotcazou@adacore.com>
* exp_util.adb (Safe_Prefixed_Reference): Remove always-false
test in the N_Explicit_Dereference case. Fold double logical
negation in the special loop case and conditionalize it on
Variable_Ref being true.
2011-09-27 Ed Schonberg <schonberg@adacore.com>
* sem_ch4.adb (Analyze_Selected_Component): If the prefix is a
single protected object and the selector is a discriminant or an
entry family, this is a non-overloaded candidate interpretation,
and possible primitive operations of the type must not be
examined.
2011-09-27 Arnaud Charlet <charlet@adacore.com>
* s-taspri-posix-noaltstack.ads (Lock): Mark fields aliased.
s-taprop.ads (Initialize_Lock): New spec for r/w lock.
2011-09-27 Pascal Obry <obry@adacore.com>
* s-taprop.ads (Initialize_Lock)[RW_Lock]: New spec for r/w lock.
(Finalize_Lock)[RW_Lock]: Likewise.
(Write_Lock)[RW_Lock]: Likewise.
(Unlock)[RW_Lock]: Likewise.
(Read_Lock): Define L as RW_Lock (instead of Lock).
* s-taprop-linux.adb (Initialize_Lock)[RW_Lock]: New
routine for r/w lock.
(Finalize_Lock)[RW_Lock]: Likewise.
(Write_Lock)[RW_Lock]: Likewise.
(Unlock)[RW_Lock]: Likewise.
(Read_Lock): Define L as RW_Lock (instead of Lock).
* s-taprop-vxworks.adb, s-taprop-tru64.adb, s-taprop-vms.adb,
s-taprop-mingw.adb, s-taprop-solaris.adb, s-taprop-irix.adb,
s-taprop-hpux-dce.adb, s-taprop-dummy.adb, s-taprop-posix.adb
(Initialize_Lock)[RW_Lock]: Same implementation as corresponding
routine for standard lock.
(Finalize_Lock)[RW_Lock]: Likewise.
(Write_Lock)[RW_Lock]: Likewise.
(Unlock)[RW_Lock]: Likewise.
(Read_Lock): Define L as RW_Lock (instead of Lock).
* s-taprob.ads, s-tpoben.ads (Protection): Add RWL (RW_Lock)
in the record definition.
* s-taprob.adb, s-taproben.adb (Finalize_Protection): Use r/w
lock for 'R' locking policy.
(Initialize_Protection): Likewise.
(Lock): Likewise.
(Lock_Read_Only): Likewise.
(Unlock): Likewise.
* s-taspri-posix.ads (RW_Lock): New type defined as
OS_Interface.pthread_rwlock_t.
* s-taspri-vxworks.ads, s-taspri-posix-noaltstack.ads,
s-taspri-mingw.ads, s-taspri-solaris.ads, s-taspri-dummy.ads,
s-taspri-posix.ads, s-taspri-vms.ads, s-taspri-hpux-dce.ads,
s-taspri-tru64.ads (RW_Lock): New type defined as alias to Lock.
rtsfind.ads: Add RE_Lock_Read_Only into rtsfind circuitry.
2011-09-27 Pascal Obry <obry@adacore.com>
* rtsfind.ads: Add RE_Lock_Read_Only into rtsfind circuitry.
(RE_Id): Add RE_Lock_Read_Only.
(RE_Unit_Table): Likewise.
* sem_prag.adb (Process_Convention): Change Pragma_Locking_Policy
to lift restriction on first character. Handle now the
Name_Concurrent_Readers_Locking where policy character is set to
'R'.
* snames.ads-tmpl (Name_Concurrent_Readers_Locking): New
constant.
* exp_ch9.adb (Build_Protected_Subprogram_Body): Generate a
read only lock for function in protected object.
* s-taprob.ads (Lock_Read_Only): Remove obsolete comment as
this routine is now used.
avr.md (ashrqi3): Split alternative "n" into its remaining parts C03...
* config/avr/avr.md (ashrqi3): Split alternative "n"
into its remaining parts C03, C04, C05, C06, C07 and describe
impact in CC by attribute "cc" appropriately.
* config/avr/avr.c (notice_update_cc): Clean-up: Don't patch CC0
by digging RTX.
Jakub Jelinek [Tue, 27 Sep 2011 07:29:21 +0000 (09:29 +0200)]
rtl.h (const_tiny_rtx): Change into array of 4 x MAX_MACHINE_MODE from 3 x MAX_MACHINE_MODE.
* rtl.h (const_tiny_rtx): Change into array of 4 x MAX_MACHINE_MODE
from 3 x MAX_MACHINE_MODE.
(CONSTM1_RTX): Define.
* emit-rtl.c (const_tiny_rtx): Change into array of 4 x MAX_MACHINE_MODE
from 3 x MAX_MACHINE_MODE.
(gen_rtx_CONST_VECTOR): Use CONSTM1_RTX if all inner constants are
CONSTM1_RTX.
(init_emit_once): Initialize CONSTM1_RTX for MODE_INT and
MODE_VECTOR_INT modes.
* simplify-rtx.c (simplify_binary_operation_1) <case IOR, XOR, AND>:
Optimize if one operand is CONSTM1_RTX.
* config/i386/i386.c (ix86_expand_sse_movcc): Optimize mask ? -1 : x
into mask | x.
David S. Miller [Tue, 27 Sep 2011 02:10:10 +0000 (02:10 +0000)]
Improve code generation for edge and pixel-compare...
Improve code generation for edge and pixel-compare, specifically avoid
sign and zero extensions on 64-bit and allow such instructions to be
placed in delay slots.
gcc/
* config/sparc/sparc.md (edge{8,16,32}{,l}): Return Pmode.
(fcmp{le,ne,gt,eq}{16,32}): Likewise.
* config/sparc/visintrin.h: Update edge and pixel-compare
intrinsics to return 'long' instead of 'int'.
* doc/extend.texi: Update documentation to match.
* config/sparc/sparc.c (eligible_for_return_delay): When leaf or
flat, allow any instruction. Otherwise, when V9 allow parallels
which consist only of sets to registers outside of %o0 to %o5.
(sparc_vis_init_builtins): Update VIS builtin types for edge
and pixel-compare.
gcc/testsuite/
* gcc.target/sparc/edge.c: Update for new return types.
* gcc.target/sparc/fcmp.c: Likewise.
David S. Miller [Mon, 26 Sep 2011 20:21:19 +0000 (20:21 +0000)]
Fix sparc %gsr write elimination and add a testcase.
gcc/
* config/sparc/sparc.c (sparc_conditional_register_usage): When VIS
is enabled, mark %gsr as global.
* config/sparc/sparc.md (UNSPEC_WRGSR): Delete.
(wrgsr_vis, *wrgsr_sp64, wrgsr_v8plus): Don't wrap in an unspec.
David S. Miller [Mon, 26 Sep 2011 19:04:35 +0000 (19:04 +0000)]
Move target CPP macro handling to C file and add __VIS/__VIS__.
* config/sparc/sparc-c.c: New file implementing sparc_target_macros,
which will now define __VIS and __VIS__ when -mvis is enabled.
* config/sparc/t-sparc: Likewise.
* config.gcc: Add sparc-c.o to c_target_objs and cxx_target_objs,
and add t-sparc to tmake_file for all sparc targets.
* config/sparc/sparc-protos.h (sparc_target_macros): Declare.
* config/sparc/sparc.h (TARGE_CPU_CPP_BUILTINS): Call it.
avr.md (peephole casesi+2): Use -1 instead of 65536.
* config/avr/avr.md (peephole casesi+2): Use -1 instead of 65536.
* config/avr/avr.c (avr_out_compare): Print shorter sequence for
EQ/NE comparisons against +/-1 in the case of unused-after,
non-ld-regs target.
Jakub Jelinek [Mon, 26 Sep 2011 16:19:55 +0000 (18:19 +0200)]
gimple-fold.c (gimplify_and_update_call_from_tree): Set gctx.into_ssa after push_gimplify_context.
* gimple-fold.c (gimplify_and_update_call_from_tree): Set
gctx.into_ssa after push_gimplify_context.
* gimple.c (gimple_build_call_valist): New function.
* gimple.h (gimple_build_call_valist): New prototype.
* tree-ssa-propagate.c (finish_update_gimple_call): New function.
(update_gimple_call): Likewise.
(update_call_from_tree): Use finish_update_gimple_call.
* tree-ssa-propagate.h (update_gimple_call): New prototype.
* tree-ssa-alias.h (pt_solution_singleton_p): Declare.
* tree-ssa-structalias.c (pt_solution_singleton_p): New function.
* tree-ssa-ccp.c (fold_builtin_alloca_for_var): Set points-to solution
of new var.
Eric Botcazou [Mon, 26 Sep 2011 09:21:01 +0000 (09:21 +0000)]
utils2.c (build_allocator): Set TREE_THIS_NOTRAP on the dereference of the pointer to the storage area.
* gcc-interface/utils2.c (build_allocator): Set TREE_THIS_NOTRAP on the
dereference of the pointer to the storage area. Remove useless type
conversions and factor out common code.
Eric Botcazou [Mon, 26 Sep 2011 09:03:52 +0000 (09:03 +0000)]
utils.c (maybe_unconstrained_array): Declare TYPE local variable and use it throughout.
* gcc-interface/utils.c (maybe_unconstrained_array): Declare TYPE local
variable and use it throughout.
<UNCONSTRAINED_ARRAY_TYPE>: Add 'break' at the end.
<RECORD_TYPE>: Do not unconditionally convert to the unpadded type as a
first step. Also convert to the unpadded type as a last step.
Eric Botcazou [Mon, 26 Sep 2011 08:45:36 +0000 (08:45 +0000)]
trans.c (assoc_to_constructor): Minor tweaks.
* gcc-interface/trans.c (assoc_to_constructor): Minor tweaks.
* gcc-interface/utils2.c (build_simple_component_ref): Fix formatting
issues. Use COMPLETE_TYPE_P in assertion. Also set TREE_READONLY if
the type of the record is TYPE_READONLY.
Eric Botcazou [Mon, 26 Sep 2011 08:26:37 +0000 (08:26 +0000)]
ada-tree.h (DECL_CAN_NEVER_BE_NULL_P): New macro.
* gcc-interface/ada-tree.h (DECL_CAN_NEVER_BE_NULL_P): New macro.
* gcc-interface/decl.c (gnat_to_gnu_entity) <object>: Set the flag.
(gnat_to_gnu_param): Likewise.
* gcc-interface/utils.c (convert) <UNCONSTRAINED_ARRAY_REF>: Invoke
maybe_unconstrained_array instead of doing the work manually.
(maybe_unconstrained_array): Propagate the TREE_THIS_NOTRAP flag.
* gcc-interface/utils2.c (build_unary_op) <INDIRECT_REF>: If operand
is a DECL with the flag, set TREE_THIS_NOTRAP on the reference.
(gnat_stabilize_reference_1): Propagate the TREE_THIS_NOTRAP flag.
(gnat_stabilize_reference): Likewise.
* config/avr/avr-protos.h (output_reload_inhi): Change prototype.
* config/avr/avr.md (adjust_len): Add "reload_in16" alternative.
(*reload_inhi): Use it. Adapt call to output_reload_inhi to new
prototype.
(*movhi): Split constraint alternative "r,rL" into "r,r" and "r,L".
* config/avr/avr.c: Rename output_reload_insisf_1 to
output_reload_in_const.
(avr_popcount_each_byte): Handle SFmode, too.
(output_reload_in_const): Change so it can handle HI loads, too.
Use avr_popcount_each_byte to work out if scratch register must be
created on the fly.
(output_reload_inhi): Rewrite using output_reload_in_const and...
(output_movhi): ...use it to print constants' loads.
(adjust_insn_length): New case ADJUST_LEN_RELOAD_IN16. Cleanup code.
Eric Botcazou [Mon, 26 Sep 2011 07:52:58 +0000 (07:52 +0000)]
ada-tree.h (TYPE_NULL_BOUNDS): New macro.
* gcc-interface/ada-tree.h (TYPE_NULL_BOUNDS): New macro.
(SET_TYPE_NULL_BOUNDS): Likewise.
* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Array_Type>: Set again
TREE_THIS_NOTRAP on the INDIRECT_REF node built for the template.
* gcc-interface/trans.c (Identifier_to_gnu): Return initializers of fat
pointer types.
* gcc-interface/utils.c (create_var_decl_1): If the object is external,
check that the initializer is a valid constant expression for use in
initializing a static variable. Add missing guard.
(update_pointer_to): Adjust TYPE_NULL_BOUNDS if set.
(convert_to_fat_pointer): In the null fat pointer case, build a valid
pointer for the bounds.
* gcc-interface/utils2.c (compare_fat_pointers): New function.
(build_binary_op) <EQ_EXPR>: Call it to compare fat pointers.
Jason Merrill [Mon, 26 Sep 2011 03:56:10 +0000 (23:56 -0400)]
parser.c (inject_this_parameter): Split out from cp_parser_late_return_type_opt.
* parser.c (inject_this_parameter): Split out from
cp_parser_late_return_type_opt.
(cp_parser_class_specifier_1): Use it for NSDMIs.
* tree.c (bot_replace): Replace NSDMI 'this' with real 'this'.
David S. Miller [Sun, 25 Sep 2011 21:28:51 +0000 (21:28 +0000)]
Add support for floating-point fused multiply-add on Sparc.
* configure.ac: Add feature check to make sure the assembler
supports the FMAF, HPC, and VIS 3.0 instructions found on
Niagara-3 and later cpus.
* configure: Rebuild.
* config.in: Likewise.
* config/sparc/sparc.opt: New option '-mfmaf'.
* config/sparc/sparc.md: Add float fused multiply-add patterns.
* config/sparc/sparc.h (AS_NIAGARA3_FLAG): New macro.
(ASM_CPU64_DEFAULT_SPEC, ASM_CPU_SPEC): Use it, as needed.
* config/sparc/sol2.h (ASM_CPU32_DEFAULT_SPEC,
ASM_CPU64_DEFAULT_SPEC, ASM_CPU_SPEC): Likewise.
* config/sparc/sparc.c (sparc_option_override): Turn MASK_FMAF on
by default for Niagara-3 and later. Turn it off if TARGET_FPU is
disabled.
(sparc_rtx_costs): Handle 'FMA'.
* doc/invoke.texi: Document -mfmaf.
David S. Miller [Sun, 25 Sep 2011 21:03:53 +0000 (21:03 +0000)]
Generate 'fone' and 'fones' sparc instructions when possible.
* config/sparc/constraints.md (C, P, Z): New constraints for
const_doube, const_int, and const_vector "all ones" values.
Make unused constraint letters comment match reality.
* config/sparc/predicates.md (const_all_ones_operand,
register_or_zero_or_all_ones_operand): New predicates.
* config/sparc/sparc.c (sparc_expand_move): Allow all ones
as well as zero constants when VIS.
(sparc_legitimate_constant_p): Likewise.
* config/sparc/sparc.md (movsi_insn): Add fones alternative.
(movsf_insn): Likewise
(movdi_insn_sp64): Add fone alternative.
(movdf_insn_sp32_v9): Likewise.
(movdf_insn_sp64): Likewise.
Eric Botcazou [Sun, 25 Sep 2011 20:40:10 +0000 (20:40 +0000)]
ada-tree.h (TREE_THIS_NOTRAP): Redefine.
* gcc-interface/ada-tree.h (TREE_THIS_NOTRAP): Redefine.
* gcc-interface/trans.c (Identifier_to_gnu): Factor out common code in
the by-ref case. Do not set TREE_READONLY on a renamed object. Set
TREE_THIS_NOTRAP on UNCONSTRAINED_ARRAY_REF nodes.
(Attribute_to_gnu) <Attr_Length>: Expand the use of the parameter cache
to the indirect case.
* gcc-interface/utils.c (convert) <UNCONSTRAINED_ARRAY_REF>: Preserve
the TREE_THIS_NOTRAP flag.