extend.texi (Function Attributes): Add @cindex entries for all attributes and regularize their format.

2015-03-23  Sandra Loosemore  <sandra@codesourcery.com>

	gcc/
	* doc/extend.texi (Function Attributes): Add @cindex entries
	for all attributes and regularize their format.  Delete text
	about long-obsolete 68HC11 and 68HC12 targets.  Move misplaced
	information about "eightbit_data", "tiny_data", and "model"
	variable attributes to the Variable Attributes section.  Fix
	some obvious typos and copy-editing issues.
	(Variable Attributes, Type Attributes): Likewise add/fix
	@cindex entries for all attributes.

From-SVN: r221614

2015-03-22  Sandra Loosemore  <sandra@codesourcery.com>

	gcc/
	* doc/cpp.texi (Search Path): Hyphenate "command-line" when used
	as an adjective.
	(System Headers): Likewise.
	(Ifdef): Likewise.
	(Traditional macros): Likewise.
	(Invocation): Likewise.
	(Option Index): Likewise.
	* doc/cppopts.texi (-M): Likewise.
	(-finput-charset): Likewise.
	(--help): Likewise.
	* doc.invoke.texi (AVR Options): Likewise.
	(V850 Options): Likewise.

From-SVN: r221583

	* doc/contrib.texi (Contributors): Update entry for Danny Smith.

Co-Authored-By: Gerald Pfeifer <gerald@pfeifer.com>

From-SVN: r221570

2015-03-21  Sandra Loosemore  <sandra@codesourcery.com>

	gcc/
	* doc/invoke.texi (-fno-diagnostics-show-caret): Fix
	usage of "the @option{...}".
	(-Wopenmp-simd): Likewise.
	(-fsanitize-recover): Likewise.
	(-fsanitize-undefined-trap-on-error): Likewise.
	(-flto): Likewise.
	(tracer-dynamic-coverage-feedback): Likewise.
	(reorder-block-duplicate-feedback): Likewise.
	(loop-unroll-jam-size): Likewise.
	(-B): Likewise.
	(-I-): Likewise.
	(-mabs=legacy): Likewise.
	(-mupper-regs-df): Likewise.
	(-mupper-regs-sf): Likewise.
	(-mpointers-to-nested-functions): Likewise.

From-SVN: r221564

2015-03-21  Sandra Loosemore  <sandra@codesourcery.com>

	gcc/
	* doc/extend.texi (Cilk Plus Builtins): Add markup.

From-SVN: r221559

2015-03-21  Sandra Loosemore  <sandra@codesourcery.com>

	gcc/
	* doc/invoke.texi (-fcheck-pointer-bounds): Copy-edit, add
	additional index entries and cross-references.
	(-fchkp-check-incomplete-type): Likewise.
	(-fchkp-first-field-has-own-bounds): Likewise.
	(-fchkp-narrow-to-innermost-array): Likewise.
	(-fchkp-use-fast-string-functions): Likewise.
	(-fchkp-use-nochk-string-functions): Likewise.
	(-fchkp-use-static-const-bounds): Likewise.
	(-fchkp-treat-zero-dynamic-size-as-infinite): Likewise.
	(-fchkp-instrument-marked-only): Likewise.
	(-fchkp-use-wrappers): Likewise.
	(-static-libmpx): Likewise.
	(-static-libmpxwrappers): Likewise.
	* doc/extend.texi (bnd_legacy): Likewise.
	(bnd_instrument): Likewise.
	(bnd_variable_size): Likewise.
	(Pointer Bounds Checker builtins): Likewise.

From-SVN: r221558

	PR c++/65046
	Automatically propagate ABI tags to variables and functions
	from their (return) type.
	* class.c (check_tag): Handle variables and functions.
	(mark_or_check_attr_tags): Split out from find_abi_tags_r.
	(mark_or_check_tags): Likewise.
	(mark_abi_tags): Use it.  Rename from mark_type_abi_tags.
	(check_abi_tags): Add single argument overload for decls.
	Handle inheriting tags for decls.
	* mangle.c (write_mangled_name): Call it.
	(mangle_return_type_p): Split out from write_encoding.
	(unmangled_name_p): Split out from write_mangled_name.
	(write_mangled_name): Ignore abi_tag on namespace.
	* cp-tree.h (NAMESPACE_IS_INLINE): Replace NAMESPACE_ABI_TAG.
	* parser.c (cp_parser_namespace_definition): Set it.
	* name-lookup.c (handle_namespace_attrs): Use arguments. Warn
	about abi_tag attribute on non-inline namespace.
	* tree.c (check_abi_tag_args): Split out from handle_abi_tag_attribute.
	(handle_abi_tag_attribute): Allow tags on variables.

From-SVN: r221521

re PR target/65222 (-mtune= or -march=: Not all options not documented: slm, knl, shanghai, istanbul)

	PR target/65222
	* doc/invoke.texi: Add knl as x86 -march=/-mtune= CPU type.

From-SVN: r221489

	PR target/65296
	* config/avr/avr.opt (-nodevicelib): New option.
	* doc/invoke.texi (AVR Options): Document it.
	* config/avr/avrlibc.h (LIB_SPEC, LIBGCC_SPEC) [avr1]: Don't link
	libgcc.a, libc.a, libm.a.
	* config/avr/specs.h: Same.
	* config/avr/gen-avr-mmcu-specs.c (print_mcu): Don't print specs
	which don't (directly) depend on the device.  Print more help.
	(*avrlibc_devicelib) [-nodevicelib]: Don't link libdev.a.
	(*cpp): Don't define __AVR_DEV_LIB_NAME__.
	* config/avr/driver-avr.c: Remove -nodevicelib from option list in
	case of an error.
	(avr_devicespecs_file): Use suffix "%s" instead of absolute path
	for specs file name.
	* config/avr/avr-arch.h (avr_mcu_t) [.library_name]: Remove.
	* config/avr/avr-mcus.def: Adjust initializers and comments.

From-SVN: r221475

2015-03-02  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	    * config/s390/s390.c (s390_reorg): Move code to output nops after label
	    to s390_reorg ().
	    (s390_asm_output_function_label): Likewise.
	    * config/s390/s390.c (s390_asm_output_function_label):
	    Fix function label alignment with -mhtopatch.
	    * config/s390/s390.md ("unspecv"): New values UNSPECV_NOP_2_BYTE,
	    UNSPECV_NOP_4_BYTE and UNSPECV_NOP_6_BYTE
	    ("nop_2_byte"): New define_insn.
	    ("nop_4_byte"): Likewise.
	    ("nop_6_byte"): Likewise.
	    * doc/extend.texi (hotpatch): hotpatch attribute doc fixes.
	    * doc/invoke.texi (-mhotpatch): -mhotpatch doc fixes.

2015-03-02  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	    * gcc.target/s390/hotpatch-21.c: New test for hotpatch alignment.
	    * gcc.target/s390/hotpatch-22.c: Likewise.
	    * gcc.target/s390/hotpatch-23.c: Likewise.
	    * gcc.target/s390/hotpatch-24.c: Likewise.
	    * gcc.target/s390/hotpatch-2.c: Also check hotpatch alignment.
	    * gcc.target/s390/hotpatch-1.c: Update expected output.
	    * gcc.target/s390/hotpatch-2.c: Likewise.
	    * gcc.target/s390/hotpatch-3.c: Likewise.
	    * gcc.target/s390/hotpatch-4.c: Likewise.
	    * gcc.target/s390/hotpatch-5.c: Likewise.
	    * gcc.target/s390/hotpatch-6.c: Likewise.
	    * gcc.target/s390/hotpatch-7.c: Likewise.
	    * gcc.target/s390/hotpatch-8.c: Likewise.
	    * gcc.target/s390/hotpatch-9.c: Likewise.
	    * gcc.target/s390/hotpatch-10.c: Likewise.
	    * gcc.target/s390/hotpatch-11.c: Likewise.
	    * gcc.target/s390/hotpatch-12.c: Likewise.
	    * gcc.target/s390/hotpatch-13.c: Likewise.
	    * gcc.target/s390/hotpatch-14.c: Likewise.
	    * gcc.target/s390/hotpatch-15.c: Likewise.
	    * gcc.target/s390/hotpatch-16.c: Likewise.
	    * gcc.target/s390/hotpatch-17.c: Likewise.
	    * gcc.target/s390/hotpatch-18.c: Likewise.
	    * gcc.target/s390/hotpatch-19.c: Likewise.

From-SVN: r221381

2015-03-11  Sandra Loosemore  <sandra@codesourcery.com>

	gcc/
	* doc/invoke.texi (-fgnu89-inline): Remove discussion about 
	old GCC versions.
	(-fabi-compat-version): Likewise.
	(-ffriend-injection): Likewise.
	(-Wdeclaration-after-statement): Likewise.
	(-fomit-frame-pointer): Likewise.
	(-ftree-coalesce-inlined-vars): Likewise.
	(-fvisibility=): Likewise.
	* doc/extend.texi (Typeof): Likewise.
	(Zero Length): Likewise.
	(Escaped Newlines): Likewise.
	(Compound Literals): Likewise.
	(Function Attributes): Likewise.
	(Label Attributes): Likewise.
	(Type Attributes): Likewise.
	(Function Names): Likewise.
	(Other Builtins): Likewise.
	(Function Specific Option Pragmas): Likewise.
	(C++ Interface): Likewise.

From-SVN: r221364

gcc/
	PR target/65296
	* configure.ac [avr]: Check as for options -mrmw, --mlink-relax.
	* configure: Regenerate.
	* config.in: Regenerate.
	* doc/invoke.texi (AVR Options) [-mrmw]: Document it.
	[-mn-flash]: Document it.
	[__AVR_ARCH__]: Document avrtiny.
	* config/avr/gen-avr-mmcu-specs.c (config.h): Include it.
	(*asm_relax): Only define spec if HAVE_AS_AVR_MLINK_RELAX_OPTION.
	(*asm_rmw): Only define spec if HAVE_AS_AVR_MRMW_OPTION.
gcc/testsuite/
	PR target/65296
	* gcc.target/avr/tiny-memx: Use -mmcu instead of -march.
	* gcc.target/avr/tiny-caller-save.c: Same.

From-SVN: r221355

	* doc/invoke.texi: Add missing cpu values (z196, zEC12).

From-SVN: r221353

	* c-family/c.opt (fchkp-use-wrappers): New.
	* ipa-chkp.c (CHKP_WRAPPER_SYMBOL_PREFIX): New.
	(chkp_wrap_function): New.
	(chkp_build_instrumented_fndecl): Support wrapped
	functions.
	* doc/invoke.texi (-fcheck-pointer-bounds): New.
	(-fchkp-check-incomplete-type): New.
	(-fchkp-first-field-has-own-bounds): New.
	(-fchkp-narrow-bounds): New.
	(-fchkp-narrow-to-innermost-array): New.
	(-fchkp-optimize): New.
	(-fchkp-use-fast-string-functions): New.
	(-fchkp-use-nochk-string-functions): New.
	(-fchkp-use-static-bounds): New.
	(-fchkp-use-static-const-bounds): New.
	(-fchkp-treat-zero-dynamic-size-as-infinite): New.
	(-fchkp-check-read): New.
	(-fchkp-check-write): New.
	(-fchkp-store-bounds): New.
	(-fchkp-instrument-calls): New.
	(-fchkp-instrument-marked-only): New.
	(-fchkp-use-wrappers): New.
	(-static-libmpx): New.
	(-static-libmpxwrappers): New.

From-SVN: r221314

	PR sanitizer/65280
	* doc/invoke.texi: Update description of -fsanitize=bounds.

	* c-ubsan.c (ubsan_instrument_bounds): Check for COMPONENT_REF
	before trying to figure out whether we have a flexible array member.

	* c-c++-common/ubsan/bounds-1.c: Add testing of flexible array
	member-like arrays.
	* c-c++-common/ubsan/bounds-8.c: New test.
	* c-c++-common/ubsan/bounds-9.c: New test.
	* gcc.dg/ubsan/bounds-2.c: New test.

Co-Authored-By: Martin Uecker <uecker@eecs.berkeley.edu>

From-SVN: r221250

2015-03-03  Renlin Li  <renlin.li@arm.com>

gcc/

	* doc/md.texi (@item ^): ChangeLog ? into ^.

From-SVN: r221152

	* doc/tm.texi: Regenerated.

From-SVN: r221151

This allows a target to support both windowed and non-windowed ABI.

2015-03-03  Max Filippov  <jcmvbkbc@gmail.com>

gcc/
	* builtins.c (expand_builtin_return_addr): Add
	RETURN_ADDR_IN_PREVIOUS_FRAME to 'if' condition, remove
	surrounding #ifdef.
	* config/sparc/sparc.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Change
	definition to 1.
	* config/xtensa/xtensa.h (RETURN_ADDR_IN_PREVIOUS_FRAME):
	Likewise.
	* defaults.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Define to 0 if
	undefined.
	* doc/tm.texi.in (RETURN_ADDR_IN_PREVIOUS_FRAME): Update
	paragraph.

From-SVN: r221150

2015-03-02  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR 65138/target
	* config/rs6000/rs6000-cpus.def (powerpc64le): Add new generic
	processor type for 64-bit little endian PowerPC.

	* config/rs6000/rs6000.c (rs6000_option_override_internal): If
	-mdebug=reg, print TARGET_DEFAULT.  Fix logic to use
	TARGET_DEFAULT if there is no default cpu.  Fix -mdebug=reg
	printing built-in mask so it does not pass NULL pointers.

	* doc/invoke.texi (IBM RS/6000 and PowerPC options): Document
	-mcpu=powerpc64le.

From-SVN: r221132

        * doc/invoke.texi (Options for Code Generation Conventions):
        Fix URL of DSO paper.

From-SVN: r221125

2015-02-27  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/64317
	* params.def (PARAM_LRA_INHERITANCE_EBB_PROBABILITY_CUTOFF): New.
	* params.h (LRA_INHERITANCE_EBB_PROBABILITY_CUTOFF): New.
	* lra-constraints.c: Include "params.h".
	(EBB_PROBABILITY_CUTOFF): Use
	LRA_INHERITANCE_EBB_PROBABILITY_CUTOFF.
	(lra_inheritance): Use '<' instead of '<=' for
	EBB_PROBABILITY_CUTOFF.
	* doc/invoke.texi (lra-inheritance-ebb-probability-cutoff):
	Document change.

From-SVN: r221070

2015-02-27  Sandra Loosemore  <sandra@codesourcery.com>

	gcc/
	* doc/extend.texi (x86 transactional memory intrinsics):
	Reorganize discussion of _xbegin.  Clarify that the return
	value is a bit mask.  Expand example and move to end of section.

From-SVN: r221068

	PR c/65040
	* doc/invoke.texi: Update to reflect that -Wformat=2 doesn't enable
	-Wformat-signedness anymore.

	* c.opt (Wformat-signedness): Don't enable by -Wformat=2.

	* gcc.dg/pr65066.c: Use -Wformat -Wformat-signedness and not
	-Wformat=2.

From-SVN: r221061

2015-02-26  Sandra Loosemore  <sandra@codesourcery.com>

	gcc/
	* doc/extend.texi (Function Attributes): Fix spelling and typos.
	(Label Attributes): Likewise.
	(Cilk Plus Builtins): Likewise.
	(ARC SIMD Built-in Functions): Likewise.
	(ARM C Language Extensions (ACLE)): Likewise.
	(PowerPC Built-in Functions): Likewise.
	(PowerPC Hardware Transactional Memory Built-in Functions):
	Likewise.

From-SVN: r221035

	2014-07-26  Uros Bizjak  <ubizjak@gmail.com>

	PR target/47230
	* configure.ac (alpha*-*-linux*): Use mh-alpha-linux.
	* configure: Regenerate.

/config

	Revert:
	2014-07-26  Uros Bizjak  <ubizjak@gmail.com>

	PR target/47230
	* mh-alpha-linux: New file.

/gcc

	PR target/47230
	* doc/install.texi (Specific, alpha*-*-*): Document that binutils 2.25
	or newer are required.

From-SVN: r220990

	PR lto/64374
	* target.def (target_option_stream_in): New target hook.
	* tree-streamer-in.c (streamer_read_tree_bitfields): Invoke
	targetm.target_option.post_stream_in if non-NULL.
	* doc/tm.texi.in: Add @hook TARGET_OPTION_POST_STREAM_IN.
	* doc/tm.texi: Updated.
	* config/i386/i386.c (ix86_function_specific_post_stream_in): New
	function.
	(TARGET_OPTION_POST_STREAM_IN): Redefine.

From-SVN: r220958

gcc/
	* doc/rtl.texi (fma): Clarify documentation.

From-SVN: r220888

tree-streamer-in.c (unpack_ts_decl_common_value_fields, [...]): If ACCEL_COMPILER, restrict alignments to absolute_biggest_alignment.

	* tree-streamer-in.c (unpack_ts_decl_common_value_fields,
	unpack_ts_type_common_value_fields): If ACCEL_COMPILER,
	restrict alignments to absolute_biggest_alignment.
	* config/i386/i386.c (TARGET_ABSOLUTE_BIGGEST_ALIGNMENT):
	Define.
	* doc/tm.texi.in (TARGET_ABSOLUTE_BIGGEST_ALIGNMENT): Add.
	* doc/tm.texi: Regenerate.
	* target.def (absolute_biggest_alignment): New DEFHOOKPOD.

From-SVN: r220882

2015-02-19  Sandra Loosemore  <sandra@codesourcery.com>

	gcc/
	* doc/extend.texi (x86 transactional memory intrinsics):
	Copy-edit.

From-SVN: r220819

2015-02-18  Tom de Vries  <tom@codesourcery.com>

	* common.opt (fstdarg-opt): New option.
	* tree-stdarg.c (pass_stdarg::gate): Use flag_stdarg_opt.
	* doc/invoke.texi (@item Optimization Options): Add -fstdarg-opt.
	(@item -fstdarg-opt): New item.

From-SVN: r220800

	gcc/
	* doc/install.texi (nvptx-*-none): New section.
	* doc/invoke.texi (Nvidia PTX Options): Likewise.
	* config/nvptx/nvptx.opt: Update.

From-SVN: r220783

gcc/
	* config/sh/sh.opt (mcbranch-force-delay-slot): New option.
	* doc/invoke.texi (SH options): Document it.
	* config/sh/sh.c (sh_insn_length_adjustment): Check
	TARGET_CBRANCH_FORCE_DELAY_SLOT instead of sh_cpu_attr == CPU_SH2E.

gcc/testsuite/
	* gcc.target/sh/sh.exp (check_effective_target_sh1): New.
	* gcc.target/sh/force-cbranch-delay-slot.c: New.

From-SVN: r220774

This patch adds -fipa-cp-alignment to provide a way to enable/disable
alignment discovery and propagation in IPA-CP.

gcc/

	* common.opt (fipa-cp-alignment): New.
	* ipa-cp.c (ipcp_store_alignment_results): Check
	flag_ipa_cp_alignment.
	* opts.c (default_options_table): Enable -fipa-cp-alignment for
	-O2.
	(enable_fdo_optimizations): Set x_flag_ipa_cp_alignment.
	* doc/invoke.texi: Document -fipa-cp-alignment.

gcc/testsuite/

	* gcc.dg/ipa/propalign-3.c: New test.

From-SVN: r220773

gcc/

	* doc/install.texi (Specific): Reorder targets list to put
	aarch64 in alphabetical order.  Add a link to aarch64*-*-*
	from the top menu.

From-SVN: r220738

2015-02-15  Sandra Loosemore  <sandra@codesourcery.com>

	gcc/
	* doc/bugreport.texi: Adjust section titles throughout the file
	to use "Title Case".
	* doc/extend.texi: Likewise.
	* doc/gcov.texi: Likewise.
	* doc/implement-c.texi: Likewise.
	* doc/implement-cxx.texi: Likewise.
	* doc/invoke.texi: Likewise.
	* doc/objc.texi: Likewise.
	* doc/standards.texi: Likewise.
	* doc/trouble.texi: Likewise.

From-SVN: r220722

gcc/
	* common.opt (-flifetime-dse): New.
gcc/cp/
	* decl.c (begin_destructor_body): Condition clobber on
	-flifetime-dse.

From-SVN: r220657

gcc/

	* doc/sourcebuild.texi (pie_enabled): Document.

gcc/testsuite/

	* lib/target-supports.exp (check_effective_target_pie): Renamed
	to ...
	(check_effective_target_pie_enabled): This.
	* gcc.dg/tree-ssa/ssa-store-ccp-3.c: Replace pie with pie_enabled.
	* gcc.target/i386/pie.c: Likewise.

From-SVN: r220618

2015-02-10  David Wohlferd  <dw@LimeGreenSocks.com>
	    Sandra Loosemore  <sandra@codesourcery.com>

	gcc/
	* doc/invoke.texi (x86 Options [-masm=dialect]): Add cross-references
	to inline asm.  List dialects in proper order.

Co-Authored-By: Sandra Loosemore <sandra@codesourcery.com>

From-SVN: r220605

2015-02-10  David Wohlferd  <dw@LimeGreenSocks.com>
	    Sandra Loosemore  <sandra@codesourcery.com>

	gcc/
	* doc/extend.texi (Loop-Specific Pragmas): Fix grammar error.

Co-Authored-By: Sandra Loosemore <sandra@codesourcery.com>

From-SVN: r220604

2015-02-10  David Wohlferd  <dw@LimeGreenSocks.com>

	gcc/
	* doc/extend.texi (Symbol-Renaming Pragmas): Restore (slightly
        modified) reference to Solaris.

From-SVN: r220603