PR rtl-optimization/78186
	* combine.c (change_zero_ext): Mask the RHS of a zero_extract as
	well, when converting to IOR.

From-SVN: r241824

	gcc/fortran/
	* decl.c (gfc_match_parameter): Allow omitted '()' with -std=legacy.
	* parse.c (decode_statement): Match "parameter" before assignments.
	* gfortran.texi: Document.

	gcc/testsuite/gfortran.dg/
	* dec_parameter_1.f: New test.
	* dec_parameter_2.f90: Likewise.
	* dec_parameter_3.f90: Likewise.
	* dec_parameter_4.f90: Likewise.

From-SVN: r241823

	* config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
	(vec_interleave_highv8qi): Likewise.

From-SVN: r241822

	* libgcov-profiler.c (__gcov_time_profiler): Remove.
	(__gcov_time_profiler_atomic): Likewise.
	* profile.c (instrument_values): Fix coding style.
	(branch_prob): Use renamed function.
	* tree-profile.c (init_ic_make_global_vars): Likewise.
	(gimple_init_edge_profiler): Rename to
	gimple_init_gcov_profiler.
	tree_time_profiler_counter variable declaration.
	(gimple_gen_time_profiler): Rewrite to do a direct gimple code
	emission.
	* value-prof.h: Remove an argument.
	* gcc.dg/no_profile_instrument_function-attr-1.c: Update scanned
	output.
	* gcc.dg/tree-prof/time-profiler-3.c: New test.

From-SVN: r241821

2016-11-03  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        PR libgcc/78067
        * libgcc2.c (__floatdisf, __floatdidf): Avoid undefined results from
        count_leading_zeros.

testsuite:
2016-11-03  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        PR libgcc/78067
        * gcc.dg/torture/fp-int-convert.h: Add more conversion tests.

From-SVN: r241817

2016-11-03  Richard Biener  <rguenther@suse.de>

        * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
        symtab_node::get_create.

From-SVN: r241816

	* rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
	Move comments into more natural position.

From-SVN: r241815

This silences tons of -Wformat= warnings when building ARC Linux kernel
with gcc 6.x (and restores the ARC gcc 4.8.x behaviour) which had
similar fix.

gcc/
2016-11-03  Vineet Gupta  <vgupta@synopsys.com>

	* config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
	(PTRDIFF_TYPE): Define as int.

From-SVN: r241812

gcc/ChangeLog:

2016-11-03  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* ccmp.c (expand_ccmp_expr_1): Adjust.
	(expand_ccmp_expr): Likewise.
	(expand_ccmp_next): Likewise.
	* config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
	(aarch64_gen_ccmp_first): Likewise.
	* doc/tm.texi: Regenerate.
	* target.def (gen_ccmp_first): Change argument types to rtx_insn *.
	(gen_ccmp_next): Likewise.

From-SVN: r241811

	* tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
	(vect_is_simple_reduction): Swap cond_reduction by inversion.

From-SVN: r241810

The test defines int bitfields that are more than 16 bits wide, and this
fails for the avr with its 16 bit integer size. Therefore, require
effective target int32plus.

gcc/testsuite/

2016-11-03  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>

	* gcc.c-torture/execute/pr78170.c: Require int32plus.

From-SVN: r241809

From-SVN: r241808

	* config/i386/i386.c (ix86_init_libfuncs): New.  Call
	darwin_rename_builtins here.
	(ix86_expand_divmod_libfunc): New.
	(TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
	(TARGET_EXPAND_DIVMOD_LIBFUNC): Define.

From-SVN: r241805

	* Makefile.in (LIB2_DIVMOD_FUNCS): Add _divmoddi4.
	* libgcc2.c (__divmoddi4): New function.
	* libgcc2.h (__divmoddi4): Declare.
	* libgcc-std.ver.in (GCC_7.0.0): New. Add __PFX_divmoddi4
	and __PFX_divmodti4.

From-SVN: r241804

	gcc/
	* config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.

	libgomp/
	* plugin/plugin-nvptx.c (nvptx_exec): Interrogate board attributes
	to determine default geometry.
	* testsuite/libgomp.oacc-c-c++-common/loop-auto-1.c: Set gang
	dimension.


Co-Authored-By: Nathan Sidwell <nathan@acm.org>

From-SVN: r241803

With jump trampolines implemented in binutils since 2.25 and enabled by
default this test no longer fails on xtensa.

2016-11-02  Max Filippov  <jcmvbkbc@gmail.com>
gcc/testsuite/
	* gcc.c-torture/compile/20001226-1.c: Don't xfail on xtensa.

From-SVN: r241801

xtensa gcc gets ICE on pr59037.c test because its xtensa_output_literal
function cannot handle integer literals of sizes other than 4 and 8,
whereas the test uses 16-byte int vector.
Split integer literal formatting into the recursive function
xtensa_output_integer_literal_parts capable of handling literals of any
power of 2 size not less than 4.

2016-11-02  Max Filippov  <jcmvbkbc@gmail.com>
gcc/
	* config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
	New function.
	(xtensa_output_literal): Use xtensa_output_integer_literal_parts
	to format MODE_INT and MODE_PARTIAL_INT literals.

From-SVN: r241800

With the SPE ABI, if we wrap GPRs we need to handle the upper half of the
extended 64-bit registers as well, which we cannot easily do.  So, this
patch disables separate shrink-wrapping for the SPE ABI.


	PR target/78168
	* config/r6000/rs6000.c (rs6000_get_separate_components): Return
	NULL if TARGET_SPE_ABI.

From-SVN: r241799

	* gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
	clear padding bits even when they're less than a byte.

From-SVN: r241798

	* gcc.target/arm/simd/vmaxnm_f32_1.c (dg-require-effective-target):
	Check for arm_v8_neon_hw.
	* gcc.target/arm/simd/vmaxnmq_f32_1.c (dg-require-effective-target):
	Likewise.
	* gcc.target/arm/simd/vminnm_f32_1.c (dg-require-effective-target):
	Likewise.
	* gcc.target/arm/simd/vminnmq_f32_1.c(dg-require-effective-target):
	Likewise.

From-SVN: r241797

2016-11-02  Richard Biener  <rguenther@suse.de>

	* gimple-ssa-store-merging.c: Include gimplify-me.h.
	(imm_store_chain_info::output_merged_stores): Force base_addr
	to be proper GIMPLE for a MEM_REF address.
	(pass_store_merging::execute): Restrict negative bitpos
	handling to non-MEM_REF bases.  Remove TREE_THIS_VOLATILE
	check.  Take into account non-NULL_TREE offset if the base
	is already addressable.

	* gcc.dg/store_merging_8.c: New testcase.

From-SVN: r241796

	gcc/fortran/
	* lang.opt, invoke.texi: New argument -Wargument-mismatch.
	* interface.c (compare_parameter, compare_actual_formal,
	gfc_check_typebound_override, argument_rank_mismatch): Control argument
	mismatch warnings with -Wargument-mismatch.
	* resolve.c (resolve_structure_cons, resolve_global_procedure): Ditto.

	gcc/testsuite/gfortran.dg/
	* warn_argument_mismatch_1.f90: New test.

From-SVN: r241795

	gcc/fortran/
	* gfortran.h (gfc_error): New declaration for gfc_error with 'opt'.
	* error.c (gfc_error): Add optional 'opt' argument.
	* error.c (gfc_notify_std): Call fully-qualified gfc_error.

From-SVN: r241794

Add LE/BE SHA1H patterns with a V2SI input.  This avoids unnecessary
DUPs when using intrinsics like vsha1h_u32 (vgetq_lane_u32 (x, 0)).

    gcc/
        * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si): 
        New pattern.
        (aarch64_be_crypto_sha1hv4si): New pattern.

From-SVN: r241791

The add expander still contains some expansion code that was required for the previous prolog/epilog code...

The add expander still contains some expansion code that was required for the
previous prolog/epilog code, but which is no longer needed.  I also noticed
that the current version splits off immediates from frame addressing
instructions, which doesn't seem a good idea.  Avoiding this resulted in small
codesize improvements.

    gcc/
        * config/aarch64/aarch64.md (add<mode>3): Remove
        redundant code.  Don't split frame based additions.

From-SVN: r241790

2016-11-02  Richard Biener  <rguenther@suse.de>

	* gimple-ssa-store-merging.c (struct store_immediate_info): Remove
	redundant val and dest members.
	(store_immediate_info::store_immediate_info): Adjust.
	(merged_store_group::merged_store_group): Adjust.
	(merged_store_group::apply_stores): Likewise.
	(struct imm_store_chain_info): Add base_addr field.
	(imm_store_chain_info::imm_store_chain_info): New constructor.
	(imm_store_chain_info::terminate_and_process_chain): Do not pass base.
	(imm_store_chain_info::output_merged_store): Likewise.  Use
	addr_base which is already the address.
	(imm_store_chain_info::output_merged_stores): Likewise.
	(pass_tree_store_merging::terminate_all_aliasing_chains): Take
	imm_store_chain_info instead of base.  Fix alias check.
	(pass_tree_store_merging::terminate_and_release_chain): Likewise.
	(imm_store_chain_info::coalesce_immediate_stores): Adjust.
	(pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
	use the address of the base and adjust for other changes.

From-SVN: r241789

        * gcc.dg/debug/dwarf2/prod-options.c: XFAIL AIX.
        * gcc.dg/debug/dwarf2/pr71855.c: XFAIL AIX.
        * gcc.dg/addr_equal_1.c: XFAIL AIX.
        * gcc.dg/pr65779.c: XFAIL AIX.
        * gcc.dg/pr70405.c: XFAIL AIX.

From-SVN: r241787

        * g++.dg/debug/dwarf2/inline-var-1.C: XFAIL AIX.
        * g++.dg/debug/dwarf2/ref-2.C: XFAIL AIX.
        * g++.dg/debug/dwarf2/constexpr-var-1.C: XFAIL AIX.

From-SVN: r241786

	* lib/target-supports.exp (check_gc_sections_available): Use
	-print-prog-name=ld to determine linker used.

From-SVN: r241783

	* fold-const-call.c (host_size_t_cst_p): Test whether
	t is convertible to size_t.
	* gcc.dg/tree-ssa/builtins-folding-gimple-ub.c (main): Add
	test case.

From-SVN: r241780

	PR tree-optimization/78170
	* gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
	introduced by native_encode_expr on little-endian as well.

	* gcc.c-torture/execute/pr78170.c: New test.

From-SVN: r241779

	PR tree-optimization/78162
	* gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
	as invalid.

	* gcc.c-torture/compile/pr78162.c: New test.

From-SVN: r241778

	* config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
	function comment.
	(aarch64_next_callee_save): Likewise.
	(aarch64_pushwb_single_reg): Likewise.
	(aarch64_gen_storewb_pair): Likewise.
	(aarch64_push_regs): Likewise.
	(aarch64_gen_loadwb_pair): Likewise.
	(aarch64_pop_regs): Likewise.
	(aarch64_gen_store_pair): Likewise.
	(aarch64_gen_load_pair): Likewise.
	(aarch64_save_callee_saves): Likewise.
	(aarch64_restore_callee_saves): Likewise.

From-SVN: r241777

2016-11-02  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/78035
	PR tree-optimization/77964
	* gimple-pretty-print.c (pp_points_to_solution): Print
	vars_contains_interposable.
	* tree-ssa-alias.c: Include varasm.h.
	(ptrs_compare_unequal): Check vars_contains_interposable and
	decl_binds_to_current_def_p.
	(dump_points_to_solution): Dump vars_contains_interposable.
	* tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
	flag.
	* tree-ssa-structalias.c: Include varasm.h.
	(set_uids_in_ptset): Record whether vars contains a
	not decl_binds_to_current_def_p variable in vars_contains_interposable.
	(ipa_escaped_pt): Update initializer.

	* gcc.target/i386/pr78035.c: New testcase.

From-SVN: r241776

2016-11-02  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/78047
	* tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
	fake field at offset zero conservatively regarding to may_have_pointers.

From-SVN: r241775

tree-vrp.c (evrp_dom_walker::before_dom_children): Call infer_value_range on stmt ops and update value-ranges.

2016-11-02  Richard Biener  <rguenther@suse.de>

	* tree-vrp.c (evrp_dom_walker::before_dom_children): Call
	infer_value_range on stmt ops and update value-ranges.
	Dump visited stmts and blocks.
	(evrp_dom_walker::push_value_range): Dump changes.
	(evrp_dom_walker::pop_value_range): Likewise.
	(evrp_dom_walker::try_find_new_range): Avoid noop changes.

	* gcc.dg/tree-ssa/vrp111.c: New testcase.
	* gcc.dg/tree-ssa/pr20702.c: Disable EVRP.
	* gcc.dg/tree-ssa/pr21086.c: Likewise.
	* gcc.dg/tree-ssa/pr58480.c: Likewise.
	* gcc.dg/tree-ssa/vrp08.c: Likewise.

From-SVN: r241774

gcc/ChangeLog:

2016-11-01  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
	rtx_insn *.
	* rtl.h (prev_nonnote_insn_bb): Adjust prototype.

From-SVN: r241773

gcc/ChangeLog:

2016-11-01  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
	and adjust for that.
	* cfgrtl.h (delete_insn_chain): Adjust prototype.

From-SVN: r241772

gcc/ChangeLog:

2016-11-01  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* config/rl78/rl78.c (gen-and_emit_move): Change argument type
	to rtx_insn *.
	(transcode_memory_rtx): Likewise.
	(move_to_acc): Likewise.
	(move_from_acc): Likewise.
	(move_acc_to_reg): Likewise.
	(move_to_x): Likewise.
	(move_to_hl): Likewise.
	(move_to_de): Likewise.
	* config/rs6000/rs6000.c (emit_frame_save): Likewise.
	(rs6000_emit_savres_rtx): Likewise.
	(rs6000_emit_prologue): Likewise.
	* reorg.c (update_reg_unused_notes): Likewise.
	* rtl.h (remove_note): Adjust prototype.
	* rtlanal.c (remove_note): Make argument type rtx_insn *.

From-SVN: r241771

gcc/ChangeLog:

2016-11-01  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* config/alpha/alpha.c (alpha_legitimize_address_1): Split up
	variables so some can be rtx_insn *.
	(alpha_emit_xfloating_libcall): Likewise.
	* config/mips/mips.c (mips_call_tls_get_addr): Likewise.
	(mips_legitimize_tls_address): Likewise.
	* optabs.c (expand_binop): Likewise.
	* reload1.c (gen_reload): Likewise.

From-SVN: r241770