gcc/
	* tree-vectorizer.h (vect_strided_store_supported): Add a
	HOST_WIDE_INT argument.
	(vect_strided_load_supported): Likewise.
	(vect_permute_store_chain): Return void.
	(vect_transform_strided_load): Likewise.
	(vect_permute_load_chain): Delete.
	* tree-vect-data-refs.c (vect_strided_store_supported): Take a
	count argument.  Check that the count is a power of two.
	(vect_strided_load_supported): Likewise.
	(vect_permute_store_chain): Return void.  Update after above changes.
	Assert that the access is supported.
	(vect_permute_load_chain): Likewise.
	(vect_transform_strided_load): Return void.
	* tree-vect-stmts.c (vectorizable_store): Update calls after
	above interface changes.
	(vectorizable_load): Likewise.
	(vect_analyze_stmt): Don't check for strided powers of two here.

From-SVN: r172428

2011-04-14  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/48590
	* tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
	BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
	(call_may_clobber_ref_p_1): Handle BUILT_IN_ALLOCA and
	BUILT_IN_STACK_SAVE.
	* tree-ssa-dce.c (propagate_necessity): Handle
	BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.

From-SVN: r172427

In gcc/:
2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>

	* c-parser.c (c_parser_objc_class_declaration): Updated call to
	objc_declare_class.

In gcc/c-family/:
2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>

	* stub-objc.c (objc_declare_class): Updated argument name.

In gcc/cp/:
2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>

	* parser.c (cp_parser_objc_class_declaration): Updated for change
	in objc_declare_class().

In gcc/objc/:
2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>

	* objc-act.c (objc_declare_class): Changed to take a single
	identifier as argument instead of a tree list.  This means callers
	don't have to build temporary tree lists to call this function.
	(synth_module_prologue): Updated calls to objc_declare_class.

From-SVN: r172425

2011-04-14  Richard Guenther  <rguenther@suse.de>

	* tree.h (get_object_alignment_1): Declare.
	* builtins.c (get_object_alignment_1): Split out worker from ...
	(get_object_alignment): ... here.
	* fold-const.c (get_pointer_modulus_and_residue): Use
	get_object_alignment_1.

	* gcc.dg/fold-bitand-4.c: Move ...
	* c-c++-common/fold-bitand-4.c: ... here.  Adjust slightly.

From-SVN: r172424

gcc/
	* tree-vectorizer.h (vect_create_data_ref_ptr): Add an extra
	type parameter.
	* tree-vect-data-refs.c (vect_create_data_ref_ptr): Add an aggr_type
	parameter.  Generalise code to handle arrays as well as vectors.
	(vect_setup_realignment): Update accordingly.
	* tree-vect-stmts.c (vectorizable_store): Likewise.
	(vectorizable_load): Likewise.

From-SVN: r172423

gcc/
	* tree-vect-stmts.c (vectorizable_load): Allocate and free dr_chain
	within the per-copy loop.

From-SVN: r172422

From-SVN: r172421

gcc/
	* tree-vect-stmts.c (vectorizable_load): Print the number of copies
	in the dump file.

From-SVN: r172420

gcc/
	* doc/options.texi (Negative): Explicitly mention that the
	Negative chain must be circular.

From-SVN: r172419

gcc/ada/
	* gcc-interface/utils.c (gnat_poplevel): Use block_chainon.

gcc/
	* function.h (block_chainon): Declare.
	* function.c (block_chainon): Define.

gcc/cp/
	* decl.c (poplevel): Use block_chainon.

gcc/fortran//
	* f95-lang.c (poplevel): Use BLOCK_CHAIN and block_chainon.

gcc/java/
	* decl.c (poplevel): Use BLOCK_CHAIN and block_chainon.

From-SVN: r172418

	* gcc.target/avr/trivial.c: Fix line endings. Make PROGMEM
	variables const.
	* gcc.target/avr/torture/trivial.c: Ditto.

From-SVN: r172417

	* config/avr/avr.c: ("insn-codes.h", "optabs.h", "langhooks.h"):
	New Includes
	(avr_init_builtins, avr_expand_builtin,
	avr_expand_delay_cycles, avr_expand_unop_builtin,
	avr_expand_binop_builtin ): New functions.
	(avr_builtin_id): New enum
	(struct avr_builtin_description): New struct
	(bdesc_1arg, bdesc_2arg): New arrays describing some RTL builtins.
	(TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
	
	* config/avr/avr.md (UNSPEC_FMUL, UNSPEC_FMULS, UNSPEC_FMULSU,
	UNSPECV_ENABLE_IRQS, UNSPECV_NOP, UNSPECV_SLEEP, UNSPECV_WDR, 
	UNSPECV_DELAY_CYCLES): new enumeration values
	(UNSPEC_SEI, UNSPEC_CLI): Remove enumeration values
	("enable_interrupt"): Use UNSPECV_ENABLE_IRQS
	("disable_interrupt"): Use UNSPECV_ENABLE_IRQS
	("*rotlqi3_4"): rename insn to "rotlqi3_4"
	("delay_cycles_1", "delay_cycles_2", "delay_cycles_3",
	"delay_cycles_4", "nopv", "sleep", "wdr", "fmul", "fmuls",
	"fmulsu"): New insns
	
	* config/avr/avr-c.c: fix line endings
	(avr_cpu_cpp_builtins): New builtin defines: __BUILTIN_AVR_NOP,
	__BUILTIN_AVR_SEI, __BUILTIN_AVR_CLI, __BUILTIN_AVR_WDR,
	__BUILTIN_AVR_SLEEP, __BUILTIN_AVR_SWAP,
	__BUILTIN_AVR_DELAY_CYCLES, __BUILTIN_AVR_FMUL,
	__BUILTIN_AVR_FMULS, __BUILTIN_AVR_FMULSU.
	
	* doc/extend.texi (AVR Built-in Functions): New node
	(Target Builtins): Add documentation of AVR
	built-in functions.


Co-Authored-By: Eric Weddington <eric.weddington@atmel.com>
Co-Authored-By: Georg-Johann Lay <avr@gjlay.de>

From-SVN: r172416

	PR target/44643
	* config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
	alone. Error if non-const data has attribute progmem.

From-SVN: r172415

	* tree.h (struct tree_constructor): Include tree_typed instead of
	tree_common.
	* tree.c (initialize_tree_contains_struct): Mark TS_CONSTRUCTOR as
	TS_TYPED instead of TS_COMMON.

From-SVN: r172409

From-SVN: r172408

	* config/i386/sse.md (*sse2_uavgv16qi3): Merge with *avx_uavgv16qi3.
	(*sse2_uavgv8hi3): Merge with *avx_uavgv8hi3.
	(sse2_psadbw): Merge with *avx_psadbw.
	(ssse3_phaddwv8hi3): Merge with *avx_phaddwv8hi3.
	(ssse3_phadddv4si3): Merge with *avx_phadddv4si3.
	(ssse3_phaddswv8hi3): Merge with *avx_phaddswv8hi3.
	(ssse3_phsubwv8hi3): Merge with *avx_phsubwv8hi3.
	(ssse3_phsubdv4si3): Merge with *avx_phsubdv4si3.
	(ssse3_phsubswv8hi3): Merge with *avx_phsubswv8hi3.
	(ssse3_pmaddubsw128): Merge with *avx_pmaddubsw128.
	(*ssse3_pmulhrswv8hi3): Merge with *avx_pmulhrswv8hi3.
	(ssse3_pshufbv16qi3): Merge with *avx_pshufbv16qi3.
	(ssse3_psign<mode>3): Merge with *avx_psign<mode>3.
	(ssse3_palignrti): Merge with *avx_palignrti.

From-SVN: r172403

Change defer stack from tree to Expression.

From-SVN: r172402

2011-04-13  Daniel Krugler  <daniel.kruegler@googlemail.com>
	    Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/48526
	* include/std/type_traits (struct is_constructible): Re-implement,
	according to n3290.
	(struct is_default_constructible): Add.
	(struct is_destructible): Likewise.
	(struct __and_, __or_, __not_): Add and use throughout; reorder some
	facilities, other minor tweaks.
	* testsuite/util/testsuite_tr1.h: Add test types.
	* testsuite/20_util/is_constructible/value-2.cc: New.
	* testsuite/20_util/is_default_constructible/value.cc: Likewise.
	* testsuite/20_util/is_default_constructible/requirements/typedefs.cc:
	Likewise.
	* testsuite/20_util/is_default_constructible/requirements/
	explicit_instantiation.cc: Likewise.
	* testsuite/20_util/is_destructible/value.cc: Likewise.
	* testsuite/20_util/is_destructible/requirements/typedefs.cc:
	Likewise.
	* testsuite/20_util/is_destructible/requirements/
	explicit_instantiation.cc: Likewise.
	* testsuite/20_util/make_signed/requirements/typedefs_neg.cc: Adjust
	dg-error line numbers.
	* testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc:
	Likewise.
	* testsuite/20_util/declval/requirements/1_neg.cc: Likewise.
	* testsuite/20_util/ratio/cons/cons_overflow_neg.cc: Likewise.

2011-04-13  Paolo Carlini  <paolo.carlini@oracle.com>

	* testsuite/20_util/is_function/value.cc: Add, adapted from the tr
	testsuite. 
	* testsuite/20_util/is_function/requirements/typedefs.cc: Likewise.
	* testsuite/20_util/is_function/requirements/
	explicit_instantiation.cc: Likewise.
	* testsuite/20_util/is_function/24808.cc: Likewise.
	* testsuite/20_util/is_function/35637.cc: Likewise.
	* testsuite/20_util/is_object/value.cc: Likewise.
	* testsuite/20_util/is_object/requirements/typedefs.cc: Likewise.
	* testsuite/20_util/is_object/requirements/explicit_instantiation.cc:
	: Likewise.
	* testsuite/20_util/is_object/24808.cc: Likewise.
	* testsuite/20_util/is_compound/value.cc: Likewise.
	* testsuite/20_util/is_compound/requirements/typedefs.cc: Likewise.
	* testsuite/20_util/is_compound/requirements/
	explicit_instantiation.cc: Likewise.
	* testsuite/20_util/is_member_object_pointer/value.cc: Likewise.
	* testsuite/20_util/is_member_object_pointer/requirements/
	typedefs.cc: Likewise.
	* testsuite/20_util/is_member_object_pointer/requirements/
	explicit_instantiation.cc: Likewise.
	* testsuite/20_util/is_fundamental/value.cc: Likewise.
	* testsuite/20_util/is_fundamental/requirements/typedefs.cc: Likewise.
	* testsuite/20_util/is_fundamental/requirements/
	explicit_instantiation.cc: Likewise.
	* testsuite/20_util/is_member_pointer/value.cc: Likewise.
	* testsuite/20_util/is_member_pointer/requirements/typedefs.cc: 
	Likewise.
	* testsuite/20_util/is_member_pointer/requirements/
	explicit_instantiation.cc: Likewise.
	* testsuite/20_util/is_member_function_pointer/value.cc: Likewise.
	* testsuite/20_util/is_member_function_pointer/
	requirements/typedefs.cc: Likewise.
	* testsuite/20_util/is_member_function_pointer/requirements/
	explicit_instantiation.cc: Likewise.

	* testsuite/20_util/is_convertible/value.cc: Minor tweak, adjust
	Copyright years.

From-SVN: r172401

From-SVN: r172398

This introduces the new approach, and rewrites the lowering
code which uses runtime functions.  The code which calls
runtime functions at GENERIC conversion time is not yet
rewritten.

From-SVN: r172396

	PR c++/48594
	* decl2.c (build_offset_ref_call_from_tree): Fix calling a functor
	or pointer to (non-member) function.

From-SVN: r172394

	* tree-flow.h (struct gimple_df): Make free_ssanames a VEC.
	* tree-ssanames.c (fini_ssanames): VEC_free it.
	(make_ssa_name_fn): Update for VECness of free_ssanames.
	(release_ssa_name, release_dead_ssa_names): Likewise.
	* tree.h (struct tree_ssa_name): Include tree_typed instead of
	tree_common.
	* tree.c (initialize_tree_contains_struct): Mark TS_SSA_NAME as
	TS_TYPED instead of TS_COMMON.

From-SVN: r172393

	* postreload-gcse.c (gcse_after_reload_main): Add calls to
	statistics_counter_event.
	* tree-ssa-copyrename.c (stats): Define.
	(rename_ssa_copies): Count coalesced SSA_NAMEs.  Add call to
	statistics_counter_event.
	* tree-ssa-math-opts.c (reciprocal_stats, sincos_stats): Define.
	(bswap_stats, widen_mul_stats): Define.
	(insert_reciprocals): Increment rdivs_inserted.
	(execute_cse_reciprocals): Zeroize reciprocal_stats.  Increment
	rfuncs_inserted.  Add calls to statistics_counter_event.
	(execute_cse_sincos_1): Increment inserted.
	(execute_cse_sincos): Zeroize sincos_stats.  Add call to
	statistics_counter_event.
	(execute_optimize_bswap): Zeroize bswap_stats.  Increment fields
	of bswap_stats.  Add calls to statistics_counter_event.
	(convert_mult_to_widen): Increment widen_mults_inserted.
	(convert_plusminus_to_widen): Increment maccs_inserted.
	(convert_mult_to_fma): Increment fmas_inserted.
	(execute_optimize_widening_mul): Zeroize widen_mul_stats.  Add
	calls to statistics_counter_event.

From-SVN: r172392

2011-04-13  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/48455
	* ira-costs.c (find_costs_and_classes): Use i_mem_cost instead of
	`temp_costs->mem_cost'.

From-SVN: r172389

	* ipa-inline.h: New file.
	* ipa-inline-analysis.c: New file. Broken out of ...
	* ipa-inline.c: ... this file; update toplevel comment;
	include ipa-inline.h
	(inline_summary): Move to ipa-inline.h
	(cgraph_estimate_edge_time): Rename to estimate_edge_time; move to
	ipa-inline-analysis.c.
	(cgraph_estimate_time_after_inlining): Rename to estiamte_time_after_inlining;
	move to ipa-inline-analysis.c
	(cgraph_estimate_edge_growth): Move to ipa-inline-analysis.c; rename
	to estimate_edge_growth.
	(cgraph_estimate_size_after_inlining): Move to ipa-inline-analysis.c;
	rename to estimate_size_after_inlining.
	(cgraph_mark_inline_edge): Update for new naming convention.
	(cgraph_check_inline_limits): Likewise.
	(cgraph_edge_badness): Likewise.
	(cgraph_decide_recursive_inlining): Likewise.
	(cgraph_decide_inlining_of_small_functions): Likewise.
	(cgraph_decide_inlining_incrementally): Likewise.
	(cgraph_estimate_growth): Rename to estimate_growth; move to ipa-inline-analysis.c.
	(eliminated_by_inlining_prob): Move to ipa-inline-analysis.c.
	(estimate_function_body_sizes): Move to ipa-inline-analysis.c.
	(compute_inline_parameters): Likewise.
	(compute_inline_parameters_for_current): Likewise.
	(pass_inline_parameters): Likewise.
	(inline_indirect_intraprocedural_analysis): Likewise.
	(analyze_function): Rename to inline_analyze_function; likewise.
	(add_new_function): Move to ipa-inline-analysis.c.
	(inline_generate_summary): Likewise.
	(inline_read_summary): Likewise.
	(inline_write_summary): Likewise.
	* Makefile.in (ipa-inline-analysis.c): New file.

From-SVN: r172388

	* configure.ac (gcc_cv_as_sparc_gotdata_op): Remove GNU ld check.
	* configure: Regenerate.

From-SVN: r172387

	* tree.h (struct tree_int_cst, struct real_value): Include tree_typed
	instead of tree_common.
	(struct tree_fixed_cst, struct tree_string, struct tree_complex):
	Likewise.
	* tree.c (initialize_tree_contains_struct): Mark such nodes as being
	TS_TYPED rather than TS_COMMON.
	* print-tree.c (print_node) [STRING_CST]: Don't print TREE_CHAIN.

From-SVN: r172386

From-SVN: r172385

	PR target/45263
	* config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Save
	R20 around calls of __tablejump_elpm__

From-SVN: r172384

2011-04-13  Georg-Johann Lay  <avr@gjlay.de>

	* MAINTAINERS (Write After Approval): Add myself.

From-SVN: r172382

	PR middle-end/48591
	* omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
	NULL.
	(expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.

	* gcc.dg/gomp/pr48591.c: New test.

	* testsuite/libgomp.c/pr48591.c: New test.

From-SVN: r172379

	PR c++/48570
	* semantics.c (cxx_eval_array_reference): Handle reading from
	wchar_t, char16_t and char32_t STRING_CST.

	* g++.dg/cpp0x/constexpr-wstring1.C: New test.
	* g++.dg/cpp0x/constexpr-wstring2.C: New test.

From-SVN: r172377

Fix PR c++/48574

gcc/cp/

	* class.c (fixed_type_or_null): We cannot determine the dynamic
	type of a reference variable if its initializer is dependent.

gcc/testsuite/

	* g++.dg/template/dependent-expr7.C: New test case.

From-SVN: r172375

pt.c (tsubst_copy_and_build): Don't complain about unqualified lookup failing if we're still in a template.

	* pt.c (tsubst_copy_and_build) [CALL_EXPR]: Don't complain about
	unqualified lookup failing if we're still in a template.

From-SVN: r172372

	* dwarf2out.c (struct dw_cfi_struct): Remove member dw_cfi_next.
	(dw_cfi_ref): Add DEF_VEC_P and some DEF_VEC_ALLOC_Ps.
	(cfi_vec): New typedef.
	(struct dw_fde_struct): Make dw_fde_cfi a cfi_vec. Replace
	dw_fde_switch_cfi with an integer dw_fde_switch_cfi_index.
	(cie_cfi_vec): New static variable.
	(cie_cfi_head): Delete.
	(add_cfi): Accept a cfi_vec * as first argument. All callers and
	declaration changed. Use vector rather than list operations.
	(new_cfi): Don't initialize the dw_cfi_next field.
	(add_fde_cfi): Allocate cie_cfi_vec if necessary. Use vector
	rather than list operations.
	(lookup_cfa): Use vector rather than list operations.
	(output_cfis): New argument upto. Accept a cfi_vec rather than
	a dw_cfi_ref list head as argument. All callers changed.
	Iterate over the vector using upto as a maximum index.
	(output_all_cfis): New static function.
	(output_fde): Use vector rather than list operations. Use the
	new upto argument for output_cfis rather than manipulating a
	list.
	(dwarf2out_begin_prologue): Change initializations to match
	new struct members.
	(dwarf2out_switch_text_section): Initialize dw_fde_switch_cfi_index
	from the vector length rather than searching for the end of a list.
	Use output_all_cfis.
	(convert_cfa_to_fb_loc_list): Use vector rather than list operations.

From-SVN: r172369

	* config/rx/rx.md (movmemsi): Do not use this pattern when
	volatile pointers are involved.

From-SVN: r172368

	* gcc.target/i386/sse2-init-v2di-2.c: Update scan pattern.

From-SVN: r172366

	* config/i386/sse.md (pinsrbits): Remove.
	(sse2_packsswb): Merge with *avx_packsswb.
	(sse2_packssdw): Merge with *avx_packssdw.
	(sse2_packuswb): Merge with *avx_packuswb.
	(vec_interleave_highv16qi): Merge with *avx_interleave_highv16qi.
	(vec_interleave_lowv16qi): Merge with *avx_interleave_lowv16qi.
	(vec_interleave_highv8hi): Merge with *avx_interleave_highv8hi.
	(vec_interleave_lowv8hi): Merge with *avx_interleave_lowv8hi.
	(vec_interleave_highv4si): Merge with *avx_interleave_highv4si.
	(vec_interleave_lowv4si): Merge with *avx_interleave_lowv4si.
	(*sse4_1_pinsrb): Merge with *avx_pinsr<ssevecsize>.
	(*sse2_pinsrw): Merge with *avx_pinsr<ssevecsize>.
	(*sse4_1_pinsrd): Merge with *avx_pinsr<ssevecsize>.
	(*sse4_1_pinsrq): Merge with *avx_pinsrq.
	(sse2_loadld): Merge with *avx_loadld.
	(*vec_extractv2di_1_rex64): Merge with *vec_extractv2di_1_rex64_avx.
	(*vec_extractv2di_1_sse2): Merge with *vec_extractv2di_1_avx.
	(*vec_concatv2si_sse4_1): Merge with *vec_concatv2si_avx.
	(*vec_concatv2di_rex64_sse4_1): Merge with *vec_concatv2di_rex64_avx.
	(vec_concatv2di): Merge with *vec_concatv2di_avx.

From-SVN: r172365

From-SVN: r172364

In gcc/objc/:
2011-04-13  Nicola Pero  <nicola.pero@meta-innovation.com>

	* objc-act.c (build_keyword_selector): Use get_identifier_with_length
	instead of get_identifier.

From-SVN: r172360