* config/i386/i386.md (splitters for int-float conversion): Use
	SUBREG_REG on SUBREGs in splitter constraints.

From-SVN: r180748

2011-11-01  Andrew Stubbs  <ams@codesourcery.com>

	* config/arm/bpabi.h (BE8_LINK_SPEC): Recognize generic-armv7 tuning.

From-SVN: r180747

re PR tree-optimization/50908 (building emacs-23.3; gives msg: indent.c:1140:1: internal compiler error: in verify_dominators, at dominance.c:1041)

2011-11-01  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/50908
	* gcc.dg/pr50908.c: New test.
	* gcc.dg/pr50908-2.c: Same.
	* gcc.dg/pr50908-3.c: Same.

From-SVN: r180746

	* config/i386/i386.md (splitters for int-float conversion): Use
	reg_or_subregno in splitter constraints.

From-SVN: r180745

	* config/i386/i386-protos.h (ix86_expand_adjust_ufix_to_sfix_si): New
	prototype.
	* config/i386/i386.c (ix86_expand_adjust_ufix_to_sfix_si): New
	function.
	* config/i386/sse.md (fixuns_trunc<mode><sseintvecmodelower>2): Use
	it.
	(ssepackfltmode): New mode attr.
	(vec_pack_ufix_trunc_<mode>): New expander.

From-SVN: r180743

i386.md (floatsi<mode>2_vector_sse_with_temp splitter): Compare <ssevecmode>mode with V4SFmode, not V4SImode.

	* config/i386/i386.md (floatsi<mode>2_vector_sse_with_temp splitter):
	Compare <ssevecmode>mode with V4SFmode, not V4SImode.

From-SVN: r180742

	* config.gcc (powerpc*-*-linux*): Add powerpc*-*-linux*ppc476* variant.
	* config/rs6000/476.h: New file.
	* config/rs6000/476.opt: Likewise.
	* config/rs6000/rs6000.h (TARGET_LINK_STACK): New define.
	(SET_TARGET_LINK_STACK): Likewise.
	(TARGET_ASM_CODE_END): Define.
	* config/rs6000/rs6000.c (rs6000_option_override_internal): Enable
	TARGET_LINK_STACK for -mtune=476 and -mtune=476fp.
	(rs6000_legitimize_tls_address): Emit the link stack preserving GOT
	code if TARGET_LINK_STACK.
	(rs6000_emit_load_toc_table): Likewise.
	(output_function_profiler): Likewise
	(macho_branch_islands): Likewise
	(machopic_output_stub): Likewise
	(get_ppc476_thunk_name): New function.
	(rs6000_code_end): Likewise.
	* config/rs6000/rs6000.md (load_toc_v4_PIC_1, load_toc_v4_PIC_1b):
	Convert to a define_expand.
	(load_toc_v4_PIC_1_normal): New define_insn.
	(load_toc_v4_PIC_1_476): Likewise.
	(load_toc_v4_PIC_1b_normal): Likewise.
	(load_toc_v4_PIC_1b_476): Likewise.

From-SVN: r180741

	PR target/50910
	* config/avr/avr.opt (-mbranch-cost=): New option.
	* config/avr/avr.h (BRANCH_COST): Define to avr_branch_cost.
	* config/avr/avr.c (avr_rtx_costs_1): Adjust [U]DIV/[U]MOD costs.
	* config/avr/avr.md (*addqi3.lt0, *addhi3.lt0, *addsi3.lt0): New insns.
	(*addhi3_zero_extend1): Remov % in constraint of operand 1.
	(*addhi3.sign_extend1, *subhi3.sign_extend2): New insns.

From-SVN: r180739

re PR c++/50500 ([C++0x] [DR 1082] move constructor should cause copy constructor to be deleted, but still declared)

	PR c++/50500
	DR 1082
	* search.c (lookup_fnfields_idx_nolazy): Split out from...
	(lookup_fnfields_1): ...here.
	(lookup_fnfields_slot_nolazy): Use it.
	* cp-tree.h: Declare it.
	* class.c (type_has_move_assign): Use it.
	(type_has_user_declared_move_assign): Likewise.

From-SVN: r180738

re PR tree-optimization/50908 (building emacs-23.3; gives msg: indent.c:1140:1: internal compiler error: in verify_dominators, at dominance.c:1041)

2011-11-01  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/50908
	* tree-ssa-tail-merge.c (update_vuses): Now that edges are removed
	before update_vuses, test for 1 predecessor rather than two.
	(delete_block_update_dominator_info): New function, part of it factored
	out of ...
	(replace_block_by): Use delete_block_update_dominator_info.  Call
	update_vuses after deleting bb1 and updating dominator info, instead of
	before.

From-SVN: r180737

From-SVN: r180736

        * gcc.dg/vect/no-scevccp-outer-6-global.c: Expect to vectorize
        the outer loop.  Remove comment.  Don't check for widen-mult.

From-SVN: r180735

2011-11-01  Janne Blomqvist  <jb@gcc.gnu.org>

	* io/io.h (next_available_newunit): Remove prototype.
	* io/unit.h (next_available_newunit): Make variable static,
	initialize it.
	(init_units): Don't initialize next_available_newunit.
	(get_unique_unit_number): Use atomic builtin if available.

From-SVN: r180734

	* config/sparc/sparc.c (sparc_expand_vcond): New function.
	* config/sparc/sparc-protos.h (sparc_expand_vcond): Declare it.
	* config/sparc/sparc.md (vcond<mode><mode>): New VIS3 expander.
	(vconduv8qiv8qi): Likewise.

From-SVN: r180733

From-SVN: r180732

From-SVN: r180731

From-SVN: r180729

From-SVN: r180728

	* include/Makefile.am (install-freestanding-headers): Install
	c++0x_warning.h.
	* libsupc++/initializer_list: Include it.

From-SVN: r180727

From-SVN: r180726

PR debug/50869
* cselib.c (cfa_base_preserved_regno): Initialize.
(cselib_expand_value_rtx_1): Don't expand it.
* var-tracking.c (vt_expand_var_loc_chain): Initialize depth.
Check it's only zero if result is NULL.

From-SVN: r180725

	* config/i386/sse.md (fixuns_trunc<mode><sseintvecmodelower>2): New
	expander.

From-SVN: r180724

	* config/i386/sse.md (sseintvecmode): Remove duplicate modes.
	(sseintvecmodelower): New mode iterator.
	(floatv8siv8sf2, floatunsv4siv4sf2): Macroize into...
	(float<sseintvecmodelower><mode>2): ... this using VF1 iterator.
	(floatunsv4siv4sf2): Macroize into...
	(floatuns<sseintvecmodelower><mode>2): ... this using VF1 iterator.

From-SVN: r180723

From-SVN: r180721

	* acinclude.m4 (GLIBCXX_CONFIGURE): Refer to GNU/Linux.
	* configure: Regenerate.

From-SVN: r180717

From-SVN: r180716

	* config/sparc/sparc.md (cmask patterns): Allow zero operand.

From-SVN: r180715

From-SVN: r180714

	* dwarf2out.c (cached_next_real_insn): New.
	(dwarf2out_end_epilogue): Set it to NULL_RTX.
	(dwarf2out_var_location): Remove cached_next_real_insn local static.

From-SVN: r180713

From-SVN: r180712

Renaming all of the insn patterns as needed to the standard
optab forms.  Sadly, only one of the builtins is unused by
the various header files, so most of them must stay around.

        * config/i386/sse.md (floatv8siv8sf2): Rename from avx_cvtdq2ps256.
        (floatv4siv4sf2): Rename from sse2_cvtdq2ps.
        (floatunsv4siv4sf2): Rename from sse2_cvtudq2ps.
        (fix_truncv8sfv8si2): Rename from avx_cvttps2dq256.
        (fix_truncv4sfv4si2): Rename from sse2_cvttps2dq.
        (floatv4siv4df2): Rename from avx_cvtdq2pd256.
        (fix_truncv4dfv4si2): Rename from avx_cvttpd2dq256.
        (vec_unpacku_float_hi_v8si): Update for insn pattern name changes.
        * config/i386/i386.md (splitters for int-float conversion): Likewise.
        * config/i386/i386.c (ix86_split_convert_uns_si_sse): Likewise.
        (bdesc_args): Likewise.
        (enum ix86_builtins) [IX86_BUILTIN_CVTUDQ2PS]: Remove.
        (ix86_vectorize_builtin_conversion): Remove.
        (TARGET_VECTORIZE_BUILTIN_CONVERSION): Remove.

From-SVN: r180709

	PR libstdc++/1773
	* init.c (cpp_init_builtins): Set __cplusplus for C++11.

From-SVN: r180708

	PR c++/50920
gcc/c-family
	* c-common.h (cxx_dialect): Add cxx11 and cxx03.
	* c.opt: Add -std=c++11, -std=gnu++11, -std=gnu++03,
	and -Wc++11-compat.
	* c-opts.c (set_std_cxx11): Rename from set_std_cxx0x.
gcc/cp
	* class.c (check_field_decl): Change c++0x in diags to c++11.
	* error.c (maybe_warn_cpp0x): Likewise.
	* parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
	* pt.c (check_default_tmpl_args): Likewise.
libcpp
	* include/cpplib.h (enum c_lang): Rename CLK_CXX0X to CLK_CXX11,
	CLK_GNUCXX0X to CLK_GNUCXX11.
libstdc++-v3
	* include/bits/c++0x_warning.h: Change -std=c++0x to -std=c++11.

From-SVN: r180707

2011-10-31  Martin Jambor  <mjambor@suse.cz>

	* ipa-prop.c (mark_modified): Moved up in the file.
	(is_parm_modified_before_call): Renamed to
	is_parm_modified_before_stmt, moved up in the file.
	(load_from_unmodified_param): New function.
	(compute_complex_assign_jump_func): Also attempt to create pass
	through jump functions for values loaded from (addressable)
	parameters.

	* testsuite/gcc.dg/ipa/ipcp-4.c: New test.

From-SVN: r180705

tree-vect-stmts.c (vectorizable_shift): If op1 is vect_external_def in a loop and has different type from op0...

	* tree-vect-stmts.c (vectorizable_shift): If op1 is vect_external_def
	in a loop and has different type from op0, cast it to op0's type
	before the loop first.  For slp give up.  Don't crash if op1_vectype
	is NULL.

	* gcc.dg/vshift-3.c: New test.
	* gcc.dg/vshift-4.c: New test.
	* gcc.dg/vshift-5.c: New test.

From-SVN: r180704

libgfortran ChangeLog:

2011-10-31  Janne Blomqvist  <jb@gcc.gnu.org>

	* io/inquire.c (inquire_via_unit): Check whether we're at the
	beginning or end if the position is unspecified. If the position
	is not one of the 3 standard ones, return unspecified.
	* io/io.h (update_position): Remove prototype.
	* io/transfer.c (next_record): Set the position to unspecified,
	letting inquire figure it out more exactly when needed.
	* io/unit.c (update_position): Remove function.


testsuite ChangeLog:

2011-10-31  Janne Blomqvist  <jb@gcc.gnu.org>

	* gfortran.dg/inquire_5.f90: Update testcase to match the standard
	and current implementation.

From-SVN: r180703

2011-10-31  Janne Blomqvist  <jb@gcc.gnu.org>

	* io/unix.h (struct stream): Add size function pointer.
	(ssize): New inline function.
	(file_length): Remove prototype.
	* io/unix.c (raw_size): New function.
	(raw_init): Initialize st.size pointer.
	(buf_size): New function.
	(buf_init): Initialize st.size pointer.
	(open_internal): Likewise.
	(open_internal4): Likewise.
	(file_length): Remove function.
	* io/file_pos.c (st_rewind): Use ssize instead of file_length.
	* io/open.c (test_endfile): Likewise.
	* io/transfer.c (data_transfer_init): Likewise.
	(next_record_r): Likewise.
	(next_record_w): Likewise.
	* io/unit.c (update_position): Likewise.

From-SVN: r180702

2011-10-31  Janne Blomqvist  <jb@gcc.gnu.org>

* io/file_pos.c (st_rewind): Handle regular and special files
identically.
* io/intrinsics.c (fseek_sub): Don't check whether we think the
file is seekable, just do what the caller says.
* io/transfer.c (skip_record): First try to seek, then fallback to
reading and throwing away what we read.
* io/unit.c (update_position): Don't check whether file is
seekable, just try to do what we're told.
(unit_truncate): Likewise.
* io/unix.c (struct unix_stream): Remove special_file flag.
(buf_flush): Remove code for handling unseekable files.
(buf_seek): Likewise.
(fd_to_stream): Use buffered IO only for regular files.
(file_length): Remove is_seekable() call.
(is_seekable): Remove function.
(is_special): Likewise.
* io/unix.h: Remove prototypes for is_seekable and is_special.

From-SVN: r180701

2011-10-31  Paul Brook  <paul@codesourcery.com>

	gcc/
	* cgraphunit.c: Don't mark clones as static constructors.

	gcc/testsuite/
	* gcc.dg/constructor-1.c: New test.

From-SVN: r180700

        * gcc-ar: Do not include stdio.h.

From-SVN: r180699