From-SVN: r188956

	PR c++/52988
	* typeck.c (decay_conversion): Don't discard side-effects from
	expressions of nullptr_t.

From-SVN: r188955

2012-06-25  Christophe Lyon  <christophe.lyon@st.com>

	* config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
	(neon_vld1_dup): Restrict to VQ operands.
	(neon_vld1_dupv2di): New, fixes vld1q_dup_s64.


2012-06-25  Christophe Lyon  <christophe.lyon@st.com>

	* gcc.target/arm/neon-vld1_dupQ.c: New.

From-SVN: r188951

From-SVN: r188948

2012-05-25  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
            James Greenhalgh  <james.greenhalgh@arm.com>
	* gcc/config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
	(TARGET_FMA): New macro.
	(TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
	(TARGET_ARM_ARCH): Likewise.
	(TARGET_ARM_ARCH_ISA_THUMB): Likewise.
	(TARGET_V6M, TARGET_V7M): Likewise.
	(TARGET_ARM_ARCH_PROFILE): Likewise.
	(TARGET_ARM_FEATURE_LDREX): Likewise.
	(TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
	(ARM_MIN_ENUM_SIZE): Likewise.
	* gcc/config/arm/arm.c (arm_file_start): Refactor appropriately.
	(base_architecture): New enumeration.
	(arm_base_arch): New global variable.
	(processors): Add field base_arch.
	(ARM_ARCH, ARM_CORE): Adjust accordingly.
	(arm_option_override): Add initialization of arm_base_arch.
	* gcc/doc/cpp.texi (system-specific predefined macros.): Change.
	* gcc/testsuite/gcc.target/arm/ftest-support-arm.h New testcase.
	* gcc/testsuite/gcc.target/arm/ftest-support-thumb.h Likewise.
	* gcc/testsuite/gcc.target/arm/ftest-support.h Likewise.
	* gcc/testsuite/gcc.target/arm/ftest-armv4-arm.c: Likewise.
	* gcc/testsuite/gcc.target/arm/ftest-armv4t-arm.c: Likewise.
	* gcc/testsuite/gcc.target/arm/ftest-armv4t-thumb.c: Likewise.
	* gcc/testsuite/gcc.target/arm/ftest-armv5t-arm.c Likewise.
	* gcc/testsuite/gcc.target/arm/ftest-armv5t-thumb.c Likewise.
	* gcc/testsuite/gcc.target/arm/ftest-armv5te-arm.c: Likewise.
	* gcc/testsuite/gcc.target/arm/ftest-armv5te-thumb.c: Likewise.
	* gcc/testsuite/gcc.target/arm/ftest-armv6-arm.c Likewise.
	* gcc/testsuite/gcc.target/arm/ftest-armv6-thumb.c Likewise.
	* gcc/testsuite/gcc.target/arm/ftest-armv6k-arm.c Likewise.
	* gcc/testsuite/gcc.target/arm/ftest-armv6k-thumb.c Likewise.
	* gcc/testsuite/gcc.target/arm/ftest-armv6m-thumb.c: Likewise.
	* gcc/testsuite/gcc.target/arm/ftest-armv6t2-arm.c: Likewise.
	* gcc/testsuite/gcc.target/arm/ftest-armv6t2-thumb.c: Likewise.
	* gcc/testsuite/gcc.target/arm/ftest-armv6z-arm.c: Likewise.
	* gcc/testsuite/gcc.target/arm/ftest-armv6z-thumb.c: Likewise.
	* gcc/testsuite/gcc.target/arm/ftest-armv7a-arm.c Likewise.
	* gcc/testsuite/gcc.target/arm/ftest-armv7a-thumb.c Likewise.
	* gcc/testsuite/gcc.target/arm/ftest-armv7m-thumb.c: Likewise.
	* gcc/testsuite/gcc.target/arm/ftest-armv7em-thumb.c: Likewise.
	* gcc/testsuite/gcc.target/arm/ftest-armv7r-arm.c Likewise.
	* gcc/testsuite/gcc.target/arm/ftest-armv7r-thumb.c Likewise.
	* gcc/testsuite/lib/target-supports.exp
	(check_effective_target_arm_arch_FUNC): Add support for more
	architectures.
	(add_options_for_arm_arch_FUNC): Likewise.
	(check_effective_target_arm_arch_FUNC_multilib): New functions.

Co-Authored-By: James Greenhalgh <james.greenhalgh@arm.com>

From-SVN: r188946

From Andreas Schwab.

From-SVN: r188944

From-SVN: r188943

	PR c++/53202
	* semantics.c (build_data_member_initialization): Always keep
	initializer for empty base.
	(cxx_eval_bare_aggregate): Discard it here.

From-SVN: r188940

	PR c++/53565
	* pt.c (tsubst_omp_for_iterator): Simplify DECL_EXPR handling.
	(tsubst_expr) [OMP_FOR]: Here, too.

From-SVN: r188939

	PR target/53759
	* config/i386/sse.md (sse_loadlps): Use x m x constraints instead
	of x x x in the vmovlps load alternative.

	* gcc.target/i386/pr53759.c: New test.

From-SVN: r188937

	PR debug/53740
	* df.h, df-problems.c, dce.c: Revert last patch.

From-SVN: r188935

gcc/
	PR debug/53740
	* df.h (dead_debug_add): Remove third argument.
	* df-problems.c (dead_debug_add): Likewise.  Use the REGNO of the
	REG that we want to replace instead.
	(dead_debug_insert_temp): Use the REGNO of the reg that we want
	to replace instead of DF_REF_REGNO.  Require there to always be
	at least one such use.  Check for cases where the same location
	has more than df_ref associated with it.
	(df_note_bb_compute): Remove third dead_debug_add argument.
	* dce.c (word_dce_process_block): Likewise.

From-SVN: r188934

	* config/v850/v850.c: Remove redundant extern declarations for
	last_assemble_variable_decl and size_directive_output.

	* doc/tm.texi.in: Document JMP_BUF_SIZE.
	* doc/tm.texi: Regenerate.
	* config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
	* config/pa/pa.h (JMP_BUF_SIZE): Likewise.
	* config/stormy16/stormy16.h: Likewise.

	* config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.

	* doc/sourcebuild.texi: Add missing subdirectories.

From-SVN: r188933

2012-06-25  Tristan Gingold  <gingold@adacore.com>

	* config/i386/i386.h: Fix typo.

From-SVN: r188931

2012-06-25  Tristan Gingold  <gingold@adacore.com>

	* config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
	(seh_cfa_adjust_cfa): ... that function.
	(seh_emit_stackalloc): Do not emit out of range values.
	* config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
	UNSPEC_DEF_CFA constants.
	* config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
	* config/i386/i386.c (ix86_frame_pointer_required): Required
	for very large frames on SEH target.
	(ix86_compute_frame_layout): Save area is before frame pointer
	on SEH target.  Handle very large frames.
	(ix86_expand_prologue): Likewise.

From-SVN: r188928

	* MAINTAINERS (Write After Approval): Update my email address.

From-SVN: r188927

	PR c++/53594
	* class.c (check_bases_and_members): Avoid -Wuninitialized
	diagnostics for non-static const members or references if they
	use NSDMI.

	* g++.dg/cpp0x/nsdmi7.C: New test.

From-SVN: r188925

2012-06-24  Benjamin Kosnik  <bkoz@redhat.com>

	* testsuite/28_regex/algorithms/02_match: To...
	* testsuite/28_regex/algorithms/match: ...this.
	* testsuite/28_regex/headers/04_header/regex/std_c++0x_neg.cc: Remove
	duplicate.

From-SVN: r188923

From-SVN: r188922

	* output.h: (current_function_is_leaf,
	current_function_sp_is_unchanging,
	current_function_uses_only_leaf_regs): Remove.
	* function.c (current_function_is_leaf,
	current_function_sp_is_unchanging,
	current_function_uses_only_leaf_regs): Remove.
	(rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
	instead of current_function_uses_only_leaf_regs.
	* function.h (struct rtl_data): New fields sp_is_unchanging,
	is_leaf, uses_only_leaf_regs.
	* resource.c (init_resource_info): Replace current_function_is_leaf,
	current_function_sp_is_unchanging, and
	current_function_uses_only_leaf_regs with new crtl fields.
	* sdbout.c (sdbout_symbol): Likewise.
	* df-core.c (rest_of_handle_df_initialize): Likewise.
	* ira.c (ira): Likewise.
	* final.c (final_start_function): Likewise.
	* reorg.c (fill_simple_delay_slots): Likewise.
	* regrename.c (check_new_reg_p): Likewise.
	* stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
	(notice_stack_pointer_modification): Likewise.
	* dbxout.c (dbxout_symbol): Likewise.
	(dbxout_parms): Likewise.
	* sel-sched.c (init_regs_for_mode): Likewise.
	* dwarf2out.c (dbx_reg_number): Likewise.
	(multiple_reg_loc_descriptor): Likewise.
	* config/i386/i386.c (ix86_frame_pointer_required): Likewise.
	(gen_pop): Likewise.
	(ix86_select_alt_pic_regnum): Likewise.
	(ix86_compute_frame_layout): Likewise.
	(ix86_finalize_stack_realign_flags): Likewise.
	(ix86_expand_epilogue): Likewise.
	* config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
	* config/h8300/h8300.c (byte_reg): Likewise.
	* config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
	(c6x_save_reg): Likewise.
	(c6x_compute_frame_layout): Likewise.
	* config/pa/pa.c (pa_compute_frame_size): Likewise.
	(pa_output_function_prologue): Likewise.
	* config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
	* config/sparc/sparc.md (attr "leaf_function"): Likewise.
	* config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
	(sparc_expand_prologue): Likewise.
	(sparc_flat_expand_prologue): Likewise.
	(sparc_asm_function_prologue): Likewise.
	(sparc_output_mi_thunk): Likewise.
	(sparc_frame_pointer_required): Likewise.
	* config/epiphany/epiphany.c (epiphany_compute_function_type): Likewise.
	(epiphany_compute_frame_size): Likewise.
	* config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
	* config/cris/cris.c (cris_md_asm_clobbers): Likewise.
	(cris_frame_pointer_required): Likewise.
	* config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
	(tilepro_current_function_is_leaf): Likewise.
	* config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
	* config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
	* config/ia64/ia64.c (find_gr_spill): Likewise.
	(ia64_compute_frame_size): Likewise.
	(ia64_can_eliminate): Likewise.
	(ia64_initial_elimination_offset): Likewise.
	* config/m68k/m68k.c (m68k_save_reg): Likewise.
	(m68k_expand_epilogue): Likewise.
	* config/rx/rx.c (rx_get_stack_layout): Likewise.
	* config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
	* config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
	Likewise.
	(picochip_output_frame_debug): Likewise.
	* config/sh/sh.c (sh_media_register_for_return): Likewise.
	(sh_allocate_initial_value): Likewise.
	(sh_output_mi_thunk): Likewise.
	* config/microblaze/microblaze.c (microblaze_must_save_register): Likewise.
	(compute_frame_size): Likewise.
	(microblaze_initial_elimination_offset): Likewise.
	(microblaze_expand_prologue): Likewise.
	(microblaze_expand_epilogue): Likewise.
	* config/frv/frv.c (frv_expand_epilogue): Likewise.
	(frv_frame_pointer_required): Likewise.
	* config/spu/spu.c (get_pic_reg): Likewise.
	(direct_return): Likewise.
	(spu_expand_prologue): Likewise.
	(spu_expand_epilogue): Likewise.
	(spu_initial_elimination_offset): Likewise.
	* config/mips/mips.c (mips_global_pointer): Likewise.
	(mips_cfun_might_clobber_call_saved_reg_p): Likewise.
	(mips_compute_frame_info): Likewise.
	* config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
	(mep_reload_pointer): Likewise.
	* config/rl78/rl78.c (need_to_save): Likewise.
	* config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
	* config/score/score.c (score_compute_frame_size): Likewise.
	(score_function_prologue): Likewise.
	* config/bfin/bfin.c (must_save_p): Likewise.
	(expand_prologue_reg_save): Likewise.
	(expand_epilogue_reg_restore): Likewise.
	(bfin_frame_pointer_required): Likewise.
	(n_regs_saved_by_prologue): Likewise.
	(add_to_reg): Likewise.
	(expand_interrupt_handler_prologue): Likewise.
	(expand_interrupt_handler_epilogue): Likewise.
	(bfin_expand_prologue): Likewise.
	* config/avr/avr.c (avr_regs_to_save): Likewise.
	(avr_prologue_setup_frame): Likewise.
	(expand_epilogue): Likewise.
	* config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
	(s390_register_info): Likewise.
	(s390_frame_info): Likewise.
	(s390_init_frame_layout): Likewise.
	(s390_emit_prologue): Likewise.

From-SVN: r188918

        * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
	* vmsdbgout: Do not undefine it if defined.
	Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
	* config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
	* config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.

From-SVN: r188917

        * gcc.target/i386/pr23943.c (size_t): Use compatible type-definition
        for LLP64 targets.
        * gcc.target/i386/pr38988.c: Likewise.

From-SVN: r188916

gcc/
	* config/mips/mips.c (mips_process_sync_loop): Add missing
	enum cast.

From-SVN: r188915

From-SVN: r188913

PR target/53749
        * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
        V*QImode shifts and multiply.
        (ix86_expand_vecop_qihi): Support shifts.
        * config/i386/i386.md (any_shift): New code iterator.
        * config/i386/sse.md (ashlv16qi3): Merge ...
        (<any_shiftrt>v16qi3): ... into ...
        (<any_shift><VI1_AVX2>3): ... here.  Use ix86_expand_vecop_qihi
        to support SSE and AVX.

From-SVN: r188909

        * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
        parameter into src and dest.
        * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
        (vec_unpacks_hi_<V124_AVX2>): Likewise.
        (vec_unpacku_lo_<V124_AVX2>): Likewise.
        (vec_unpacks_lo_<V124_AVX2>): Likewise.
        * config/i386/i386-protos.h: Update.

From-SVN: r188908

        * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
        pure expander; move expansion code ...
        * config/i386/i386.c (ix86_expand_vecop_qihi): ... here.  New function.
        * config/i386/i386-protos.h: Update.

From-SVN: r188907

From-SVN: r188906

2012-06-22  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/47710
	PR fortran/53328
	* interface.c (count_types_test, generic_correspondence,
	gfc_compare_interfaces): Ignore PASS arguments.
	(check_interface1, compare_parameter): Pass NULL arguments to
	gfc_compare_interfaces.
	* gfortran.h (gfc_compare_interfaces): Modified prototype.
	* expr.c (gfc_check_pointer_assign): Pass NULL arguments to
	gfc_compare_interfaces.
	* resolve.c (resolve_structure_cons): Ditto.
	(check_generic_tbp_ambiguity): Determine PASS arguments and pass them
	to gfc_compare_interfaces.


2012-06-22  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/47710
	PR fortran/53328
	* gfortran.dg/typebound_generic_12.f03: New.
	* gfortran.dg/typebound_generic_13.f03: New.

From-SVN: r188902

2012-06-22  Edmar Wienskoski  <edmar@freescale.com>

	* config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
	(popcntb<mode>2): Add attribute type popcnt.
	(popcntd<mode>2): Ditto.
	* config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
	* config/rs6000/power5.md (define_insn_reservation): Ditto.
	* config/rs6000/power7.md (define_insn_reservation): Ditto.
	* config/rs6000/476.md (define_insn_reservation): Ditto.
	* config/rs6000/power6.md (define_insn_reservation): New
	reservation for popcnt instructions.

From-SVN: r188901

	* doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.

From-SVN: r188900

	PR target/53383
	* doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.

	* config/i386/i386.c (ix86_option_override_internal): Allow
	-mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.

	* config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
	if SSE is disabled.

From-SVN: r188893

2012-06-22  Bill Schmidt  <wschmidt@linux.ibm.com>

	* double-int.c (double_int_multiple_of): New function.
	* double-int.h (double_int_multiple_of): New decl.
	* tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
	(mbc_entry_hash): New forward decl.
	(mbc_entry_eq): Likewise.
	(zero_cost): Change to no_cost.
	(mult_costs): New static var.
	(cost_tables_exist): Likewise.
	(initialize_costs): New function.
	(finalize_costs): Likewise.
	(tree_ssa_iv_optimize_init): Call initialize_costs.
	(add_cost): Change to add_regs_cost; distinguish costs by speed.
	(multiply_regs_cost): New function.
	(add_const_cost): Likewise.
	(extend_or_trunc_reg_cost): Likewise.
	(negate_reg_cost): Likewise.
	(multiply_by_cost): Change to multiply_by_const_cost; distinguish
	costs by speed.
	(get_address_cost): Change add_cost to add_regs_cost; change
	multiply_by_cost to multiply_by_const_cost.
	(force_expr_to_var_cost): Change zero_cost to no_cost; change
	add_cost to add_regs_cost; change multiply_by_cost to
	multiply_by_const_cost.
	(split_cost): Change zero_cost to no_cost.
	(ptr_difference_cost): Likewise.
	(difference_cost): Change zero_cost to no_cost; change multiply_by_cost
	to multiply_by_const_cost.
	(get_computation_cost_at): Change add_cost to add_regs_cost; change
	multiply_by_cost to multiply_by_const_cost.
	(determine_use_iv_cost_generic): Change zero_cost to no_cost.
	(determine_iv_cost): Change add_cost to add_regs_cost.
	(iv_ca_new): Change zero_cost to no_cost.
	(tree_ssa_iv_optimize_finalize): Call finalize_costs.
	* tree-ssa-address.c (most_expensive_mult_to_index): Change
	multiply_by_cost to multiply_by_const_cost.
	* tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
	(add_regs_cost): New decl.
	(multiply_regs_cost): Likewise.
	(add_const_cost): Likewise.
	(extend_or_trunc_reg_cost): Likewise.
	(negate_reg_cost): Likewise.

From-SVN: r188891

2012-06-22  Richard Guenther  <rguenther@suse.de>

	Merge from graphite branch
	2011-08-10  Sebastian Pop <sebpop@gmail.com>
    
	* graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.

	2012-01-13  Tobias Grosser  <tobias@grosser.es>

	* tree-flow.h (parallelized_function_p): Declare.
	* tree-parloops.c (parallelized_function_p): Export.
	* graphite.c (graphite_transform_loops): Do not run graphite on
	already parallel functions.

	libgomp/
	* testsuite/libgomp.graphite/force-parallel-1.c: Adjust.
	* testsuite/libgomp.graphite/force-parallel-2.c: Likewise.

From-SVN: r188885

	* config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
	return mem.  Convert to indirect addressing if not indirect or
	indexed.  Adjust all callers.

From-SVN: r188884

2012-06-22  Richard Guenther  <rguenther@suse.de>

	* gcov-iov.c: Include bconfig.h and system.h.

From-SVN: r188881

From-SVN: r188880

2012-06-22  Richard Guenther  <rguenther@suse.de>

	PR gcov-profile/53744
	* gcov-iov.c (main): Treat "" and "prerelease" the same.

From-SVN: r188876

From-SVN: r188875

	PR debug/53704
	* dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
	for GNU Fortran if in strict DWARF2 mode.

From-SVN: r188874