2007-09-06 Richard Guenther <rguenther@suse.de>
PR tree-optimization/32586
* tree-ssa-sccvn.c (simplify_binary_expression): Avoid
folding if nothing changed.
(simplify_unary_expression): New function. Do tree combining
on conversion like codes.
(try_to_simplify): Call it.
* builtins.c (fold_builtin_cexp): Fold the built expressions.
* fold-const.c (fold_unary): Test result of get_callee_fndecl().
* g++.dg/tree-ssa/pr27090.C: Remove XFAILs.
* gcc.dg/tree-ssa/ssa-fre-1.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-3.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-5.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-4.c: Likewise, remove scan for
now obsolete simplification.
From-SVN: r128189
2007-09-06 Richard Guenther <rguenther@suse.de>
PR tree-optimization/33302
* tree-ssa-dse.c (tree_ssa_dse): Connect infinite loops
to the exit block before doing the post-dominator walk.
* domwalk.c (walk_dominator_tree): The exit block is
interesting even if it is not reachable.
* gcc.dg/tree-ssa/ssa-dse-11.c: New testcase.
From-SVN: r128180
PR c++/15097
* init.c (build_delete): Use build_headof to get the address of the
complete object if we aren't using the deleting destructor.
* rtti.c (build_headof): No longer static.
* cp-tree.h: Declare it.
From-SVN: r128172
2007-09-05 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/33253
* io/write.c (nml_write_obj): Set the delimiter correctly before calling
write_character. (namelist_write): Clean up the code a little and add
comments to clarify what its doing.
From-SVN: r128170
PR c++/33289
* decl.c (builtin_function_1): Set DECL_ANTICIPATED also
on __*_chk non-__builtin_* decls.
* g++.dg/eh/builtin4.C: New test.
From-SVN: r128160
* decl.c (duplicate_decls): Set TREE_NOTHROW on __builtin_XX
decl if a prototype for XX is provided with throw().
* g++.dg/eh/builtin1.C: New test.
* g++.dg/eh/builtin2.C: New test.
* g++.dg/eh/builtin3.C: New test.
From-SVN: r128159
* builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
* tree.h (CALL_EXPR_VA_ARG_PACK): Define.
* tree-inline.h (copy_body_data): Add call_expr field.
* tree-inline.c (expand_call_inline): Initialize call_expr.
(copy_bb): Append anonymous inline fn arguments to arguments
when inlining a CALL_EXPR_VA_ARG_PACK call.
* builtins.c (expand_builtin): Issue an error if
BUILT_IN_VA_ARG_PACK is seen during expand.
(fold_call_expr, fold_builtin_call_array): Don't fold
CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
__builtin_va_arg_pack () call as last argument.
* gimplify.c (gimplify_call_expr): If last argument to a vararg
function is __builtin_va_arg_pack (), decrease number of call
arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
* expr.c (expand_expr_real_1): Issue an error if
CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
* tree-pretty-print.c (dump_generic_node): Handle printing
CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
* doc/extend.texi (__builtin_va_arg_pack): Document.
* gcc.c-torture/execute/va-arg-pack-1.c: New test.
* gcc.dg/va-arg-pack-1.c: New test.
From-SVN: r128150
* gcc.dg/tree-ssa/builtin-expect-1.c: New test.
* gcc.dg/tree-ssa/builtin-expect-2.c: New test.
* gcc.dg/tree-ssa/builtin-expect-3.c: New test.
* gcc.dg/tree-ssa/builtin-expect-4.c: New test.
* gcc.dg/tree-ssa/builtin-expect-5.c: New test.
From-SVN: r128148
/cp
2007-09-03 Paolo Carlini <pcarlini@suse.de>
PR c++/30302
* semantics.c (finish_id_expression): Check that path != NULL_TREE
before using TYPE_BINFO on it.
* class.c (finish_struct_anon): Deal correctly with anonymous
structs (vs unions, as GNU extension) in error messages.
/testsuite
2007-09-03 Paolo Carlini <pcarlini@suse.de>
PR c++/30302
* g++.dg/ext/anon-struct5.C: New.
From-SVN: r128145
* gcc/config/i386/cpuid.h: New file.
* gcc/config/i386/driver-i386.c: Include cpuid.h.
(describe_cache): Shrink size and line strings to 100 bytes.
(detect_caches_amd): Return "" for unsupported max_ext_level.
Use __cpuid function.
(detect_caches_intel): Return "" for unsupported max_level.
Use __cpuid function.
(host_detect_local_cpu): Change feature flag variables to
unsigned int. Initialize only extended feature flag variables.
Use __get_cpuid_max to determine max supported cpuid level.
Use __cpuid function to determine supported features. Fix
calculation of family id. Remove is_amd and check signature
directly. Check for Geode signature. Handle family 4 id.
[PROCESSOR_GENERIC32]: New default for unknown family id. Move
cpu discovery code to other part of the function.
[PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
for sub-architecture.
[PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
[PROCESSOR_K8]: Add k8-sse3 architecture.
[PROCESSOR_GENERIC64]: Remove.
* gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
* gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
to check for SSE and FXSAVE support.
* gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
Add -minline-all-stringops.
* gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
(x86_64-*-*): Ditto.
testsuite/ChangeLog:
* gcc.dg/i386-cpuid.h: Remove.
* gcc.target/i386/mmx-check.h: Include cpuid.h. Use __get_cpuid.
* gcc.target/i386/sse-check.h: Ditto.
* gcc.target/i386/sse2-check.h: Ditto.
* gcc.target/i386/sse3-check.h: Ditto.
* gcc.target/i386/ssse3-check.h: Ditto.
* gcc.target/i386/sse4_1-check.h: Ditto.
* gcc.target/i386/sse4_2-check.h: Ditto.
* gcc.target/i386/sse4a-check.h: Ditto.
* gcc.dg/torture/pr16104-1.c: Ditto.
* gcc.target/i386/mmx-4.c: Do not use NOINLINE.
* gcc.target/i386/sse-6.c: Ditto.
* gcc.target/i386/sse-7.c: Ditto.
* g++.dg/other/i386-1.C: Include cpuid.h.
(main): New function. Use __get_cpuid to check target fetaures.
libgomp/ChangeLog:
* testsuite/libgomp.c/atomic-1.c: Include cpuid.h for i386 targets.
(main): Use __get_cpuid to get i386 target fetaures.
* testsuite/libgomp.c/atomic-2.c: Include cpuid.h for x86_64 targets.
(main): Use __get_cpuid to get x86_64 target fetaures.
From-SVN: r128141
2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
* Makefile.in (stmt.o): Add alloc-pool.h dependency.
* stmt.c: Include alloc-pool.h.
(struct case_node): Remove GTY marker.
(add_case_node): New parameter case_node_pool. Use it for
allocation of r.
(expand_case): New allocation pool case_node_pool. Initialize it,
pass to add_case_node and free it.
From-SVN: r128139
2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
gcc/
* config/mips/mips.c (mips_legitimize_tls_address): Call sorry
if we encounter TLS address in MIPS16 mode.
(mips_legitimize_const_move): Check cannot_force_const_mem for
the (const (plus symbol offset)) case; this forces invalid TLS
address in MIPS16 mode to be caught by the above call to sorry.
(override_options): Don't reset targetm.have_tls in MIPS16 mode,
because that now enables emutls, which is not ABI compatible
with native TLS in non-MIPS16 mode.
From-SVN: r128133
