From-SVN: r171005

Fixed PR target/46788 and not PR 47688

From-SVN: r171002

Fix PR 47688

2011-03-18  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>

	PR target/47668
	gcc/
	* config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
	in the output template.
	gcc/testsuite/
	* gcc.target/arm/pr47688.c: New.

From-SVN: r171000

2011-03-15  Richard Guenther  <rguenther@suse.de>

	PR middle-end/47650
	* tree-pretty-print.c (dump_function_declaration): Properly
	dump unprototyped and varargs function types.

	* gfortran.dg/c_f_pointer_tests_3.f90: Adjust.
	* gfortran.dg/ishft_4.f90: Likewise.
	* gfortran.dg/leadz_trailz_3.f90: Likewise.

From-SVN: r170995

2011-03-15  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/13954
	* tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
	and friends.

	* g++.dg/tree-ssa/pr13954.C: New testcase.

From-SVN: r170994

2011-03-15  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/48037
	* tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
	selects into BIT_FIELD_REFs.
	(non_rewritable_mem_ref_base): Check if a MEM_REF is a
	vector select.

	* gcc.target/i386/pr48037-1.c: New testcase.

From-SVN: r170986

	PR tree-optimization/48129
	* builtins.c (fold_builtin_snprintf): Convert to type of
	built_in_decls[BUILT_IN_SNPRINTF] retval instead of
	implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.

From-SVN: r170985

2011-03-15  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/41490
	* tree-ssa-dce.c (propagate_necessity): Handle returns without
	value but with VUSE.
	* tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
	return statements.
	* tree-ssa-sink.c (statement_sink_location): Fix store sinking.
	* tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
	* tree-tailcall.c (find_tail_calls): Ignore returns.

	* gcc.dg/tree-ssa/ssa-sink-6.c: New testcase.
	* gcc.dg/tree-ssa/ssa-sink-7.c: Likewise.
	* gcc.dg/tree-ssa/ssa-sink-8.c: Likewise.
	* gcc.dg/tree-ssa/ssa-sink-9.c: Likewise.
	* g++.dg/tree-ssa/pr33604.C: Adjust.

From-SVN: r170984

re PR tree-optimization/48031 (gcc.c-torture/compile/pr42956.c ICEs gcc on m68k-linux, ivopts related?)

2011-03-15  Richard Guenther  <rguenther@suse.de>

	PR middle-end/48031
	* fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
	or variable-indexed array accesses when in gimple form.

From-SVN: r170983

2011-03-15  Richard Guenther  <rguenther@suse.de>

	* config/i386/i386.c (ix86_emit_swdivsf): Implement more
	efficiently.

From-SVN: r170981

From-SVN: r170980

2011-03-14  Benjamin Kosnik  <bkoz@redhat.com>

        PR libstdc++/48130
        * src/future.cc: Guard definitions.
        * libsupc++/nested_exception.cc: Same.

From-SVN: r170979

2011-03-14  Benjamin Kosnik  <bkoz@redhat.com>

	* include/bits/regex_compiler.h: Nest namespace versioning.
	* include/bits/regex_grep_matcher.tcc: Same.
	* include/bits/regex_grep_matcher.h: Same.
	* include/bits/regex_cursor.h: Same.
	* include/bits/regex_nfa.h: Same.
	* include/bits/regex_nfa.tcc: Same.

	* include/bits/regex_grep_matcher.h: Version forward declarations.
	* include/bits/c++config: Add namespace association for __regex.
	* include/bits/regex.h: Make sub_match consistent.

From-SVN: r170978

	PR target/48032
	* config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
	presume symbol_refs without a symbol_ref_decl are suitably
	aligned, nor other trees we may see here.  Handle anchor symbols.
	(legitimate_constant_pool_address_p): Comment.  Add mode param.
	Check cmodel=medium addresses.  Adjust all calls.
	(rs6000_emit_move): Don't call offsettable_ok_by_alignment on
	creating cmodel=medium optimized access to locals.
	* config/rs6000/constraints.md (R): Pass QImode to
	legitimate_constant_pool_address_p.
	* config/rs6000/predicates.md (input_operand): Pass mode to
	legitimate_constant_pool_address_p.
	* config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
	Update prototype.

From-SVN: r170976

2011-03-14  Benjamin Kosnik  <bkoz@redhat.com>

	* src/Makefile.am: Add functional.cc, shared_ptr.cc.
	* src/Makefile.in: Regenerate.
	* libsupc++/Makefile.am: Add nested_exception.cc.
	* libsupc++/Makefile.in: Regenerate.
	* src/system_error.cc: Add ctor and dtor definitions for error_category.
	* src/functional.cc: New. Add dtor definition for bad_function_call.
	* src/stdexcept.cc: Add dtor definitions for domain_error,
	invalid_argument, length_error, out_of_range, range_error,
	overflow_error, underflow_error.
	* src/future.cc: Add dtor definition for __future_base::_Result_base.
	* src/shared_ptr.cc: New. Add dtor definition for bad_weak_ptr.
	* src/thread.cc: Add dtor for thread::_Impl_base.
	* include/std/system_error: Adjust.
	* include/std/stdexcept: Same.
	* include/std/future: Same.
	* include/std/functional: Same.
	* include/std/thread: Same.
	* include/bits/shared_ptr_base.h: Same.
	* libsupc++/nested_exception.cc: New. Add dtor for nested_exception.
	* libsupc++/nested_exception.h: Adjust.
	* testsuite/20_util/shared_ptr/cons/43820_neg.cc: Adjust line numbers.
	* testsuite/20_util/weak_ptr/comparison/cmp_neg.cc: Same.
	* config/abi/pre/gnu.ver: Add new exports.

	* include/bits/regex_compiler.h: Nest namespace versioning.
	* include/bits/regex_grep_matcher.tcc: Same.
	* include/bits/regex_grep_matcher.h: Same.
	* include/bits/regex_cursor.h: Same.
	* include/bits/regex_nfa.h: Same.
	* include/bits/regex_nfa.tcc: Same.

From-SVN: r170975

From-SVN: r170974

From-SVN: r170962

	gcc:
	* config/sol2.c (solaris_assemble_visibility): Remove obsolete
	URLs.

	libstdc++-v3:
	* doc/xml/manual/abi.xml: Replace docs.sun.com URLs by their OTN
	equivalents.
	* doc/html/manual/abi.html: Regenerate.

From-SVN: r170960

	PR middle-end/47917
	* builtins.c (fold_builtin_snprintf): New function.
	(fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
	(fold_builtin_4): Likewise.

	* gcc.c-torture/execute/pr47917.c: New test.
	* gcc.dg/pr47917.c: New test.

From-SVN: r170959

	* python/libstdcxx/v6/printers.py (_use_gdb_pp): New global.
	Try to import `gdb.printing' module.
	(UniquePointerPrinter.__init__): Add 'typename' argument.
	(StdSlistPrinter.__init__): Likewise.
	(StdSlistIteratorPrinter.__init__): Likewise.
	(StdVectorIteratorPrinter.__init__): Likewise.
	(StdRbtreeIteratorPrinter.__init__): Likewise.
	(StdDebugIteratorPrinter.__init__): Likewise.
	(StdDequeIteratorPrinter.__init__): Likewise.
	(StdStringPrinter.__init__): Likewise.
	(RxPrinter, Printer): New class.
	(libstdcxx_printer): New global.
	(register_libstdcxx_printers): Rewrite.
	(build_libstdcxx_dictionary): Rewrite.
	(pretty_printers_dict): Remove.

From-SVN: r170958

	PR middle-end/38878
	* fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
	STRIP_NOPS on arg0 and arg1.  When optimizing X +- C == X
	and C - X == X also strip nops from +/-/p+ operand.
	When optimizing -X == C, fold C to arg0's type.

	* gcc.dg/tree-ssa/foldaddr-1.c: Remove xfail.

From-SVN: r170957

	PR debug/47946
	* dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
	emit it as add_AT_int instead of add_AT_unsigned.

From-SVN: r170956

	* unwind-dw2.c: Include sys/sdt.h if it exists.
	(_Unwind_DebugHook): Use STAP_PROBE2.
	* config.in, configure: Rebuild.
	* configure.ac: Check for sys/sdt.h.

From-SVN: r170954

	* config/i386/i386.md (ROUND_FLOOR): New constant.
	(ROUND_CEIL): Ditto.
	(ROUND_TRUNC): Ditto.
	(ROUND_MXCSR): Ditto.
	(ROUND_NO_EXC): Ditto.
	(rint<mode>2): Use new defines instead of numerical constants.
	(floor<mode>2): Ditto.
	(ceil<mode>2): Ditto.
	(btrunc<mode>2): Ditto.
	* config/i386/i386-builtin-types.def: Define ROUND function type
	aliases.
	* config/i386/i386.c (enum ix86_builtins): Add
	IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
	(struct builtin_description): Add
	__builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
	(ix86_expand_sse_round): New static function.
	(ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
	function types.
	(ix86_builtin_vectorized_function): Handle
	BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.

testsuite/ChangeLog:

	* gcc.target/i386/sse4_1-floor-vec.c: New test.
	* gcc.target/i386/sse4_1-ceil-vec.c: Ditto.
	* gcc.target/i386/sse4_1-trunc-vec.c: Ditto.
	* gcc-target/i386/sse4_1-rint-vec.c: Ditto.
	* gcc.target/i386/sse4_1-floorf-vec.c: Ditto.
	* gcc.target/i386/sse4_1-ceilf-vec.c: Ditto.
	* gcc.target/i386/sse4_1-truncf-vec.c: Ditto.
	* gcc.target/i386/sse4_1-rintf-vec.c: Ditto.
	* gcc.target/i386/avx-floor-vec.c: Ditto.
	* gcc.target/i386/avx-ceil-vec.c: Ditto.
	* gcc.target/i386/avx-trunc-vec.c: Ditto.
	* gcc.target/i386/avx-rint-vec.c: Ditto.
	* gcc.target/i386/avx-floorf-vec.c: Ditto.
	* gcc.target/i386/avx-ceilf-vec.c: Ditto.
	* gcc.target/i386/avx-truncf-vec.c: Ditto.
	* gcc.target/i386/avx-rintf-vec.c: Ditto.

From-SVN: r170953

gcc
	* c-parser.c (c_parser_asm_string_literal): Clear
	warn_overlength_strings.
gcc/testsuite
	* gcc.dg/Woverlength-strings-pedantic-c90-asm.c: New file.
	* gcc.dg/Woverlength-strings-pedantic-c89-asm.c: New file.
	* gcc.dg/Woverlength-strings-pedantic-c99-asm.c: New file.

From-SVN: r170948

gcc
	* c-parser.c (disable_extension_diagnostics): Save
	warn_overlength_strings.
	(restore_extension_diagnostics): Restore warn_overlength_strings.
gcc/testsuite
	* gcc.dg/Woverlength-strings-pedantic-c89-ext.c: New file.
	* gcc.dg/Woverlength-strings-pedantic-c90-ext.c: New file.
	* gcc.dg/Woverlength-strings-pedantic-c99-ext.c: New file.

From-SVN: r170947

re PR libstdc++/48114 ([C++0x] binomial_distribution incorrect for p > .5 and geometric_distribution wrongly implements the TR1 definition)

2011-03-14  Andrey Zholos  <aaz@althenia.net>

	PR libstdc++/48114
	* include/bits/random.h (geometric_distribution): Correct formula
	in comment, per C++0x.
	(geometric_distribution<>::param_type::param_type(double)): Fix check.
	(geometric_distribution<>::param_type::_M_initialize):
	Store log(1 - p).
	* include/bits/random.tcc (geometric_distribution<>::operator()):
	Fix computation.
	(binomial_distribution<>::operator()): Likewise.

From-SVN: r170946

2011-03-14  H.J. Lu  <hongjiu.lu@intel.com>

	* gcc.target/i386/builtin-copysign.c: Remove __LP64__ check.

From-SVN: r170945

	* crontab: Enable 4.7 snapshots, switch 4.6 snapshots to
	4.6 branch.

From-SVN: r170941

gcc/testsuite/
	PR rtl-optimization/47166
	* gcc.c-torture/execute/postmod-1.c: New test.

From-SVN: r170939

From-SVN: r170936

2011-03-14  Richard Guenther  <rguenther@suse.de>

	PR middle-end/48098
	* tree.c (build_vector_from_val): Adjust assert to requirements
	and reality.

	* gcc.dg/torture/pr48098.c: New testcase.

From-SVN: r170934

re PR bootstrap/48102 (Bootstrap failure: error: macro "build_cloog_prog" requires 4 arguments, but only 3 given)

	PR bootstrap/48102
	* graphite-cloog-compat.h (build_cloog_prog): Remove STATE
	parameter.

From-SVN: r170933

2011-03-14  Andreas Tobler  <andreast@fgznet.ch>

	* config.host (cpu_type): Add FreeBSD PowerPC specific parts.
	Adjust copyright year.

From-SVN: r170931

2011-03-14  Andreas Tobler  <andreast@fgznet.ch>

	* config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
	terms of target_flags_explicit. Adjust copyright year.

	* config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
	* config/rs6000/t-freebsd: New file. Add override for
	LIB2FUNCS_EXTRA.

From-SVN: r170930

2011-03-13  Jack Howarth  <howarth@bromo.med.uc.edu>

	    PR lto/48086
	    * configure.ac: Disable LTO on darwin due to an assembler change in
	    Xcode 3.2.6/4.0 that limits the total number of sections/segments to
	    under 256.
	    * configure: Regenerate.

From-SVN: r170929

From-SVN: r170928

2011-03-13  Chris Demetriou  <cgd@google.com>

        * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
        (-fno-diagnostics-show-option): this, to reflect current default.
        (-Werror=): Update text about -fno-diagnostics-show-option.

From-SVN: r170921

re PR target/48053 (ICE in in build_int_cst_wide, when building cpu2000 galgel/equake/ammp/fma3d/sixtrack)

gcc/
	PR target/48053
	* config/rs6000/predicates.md (easy_vector_constant_add_self,
	easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
	* config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
	mode is not V2DImode or V2DFmode.
	(vspltis_constant): Do not handle V2DImode and V2DFmode.
	(rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
	* config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
	registers to 0.
	(movdi_internal64): Likewise.

gcc/testsuite/
	PR target/48053
	* gcc/testsuite/gcc.target/powerpc/pr48053-1.c: New test.
	* gcc/testsuite/gcc.target/powerpc/pr48053-2.c: Likewise.

From-SVN: r170920

From-SVN: r170918