2011-06-07  Bernd Schmidt  <bernds@codesourcery.com>
	    Andrew Stubbs  <ams@codesourcery.com>

	gcc/
	* simplify-rtx.c (simplify_unary_operation_1): Canonicalize widening
	multiplies.
	* doc/md.texi (Canonicalization of Instructions): Document widening
	multiply canonicalization.

	gcc/testsuite/
	* gcc.target/arm/mla-2.c: New test.

From-SVN: r174740

	* doc/invoke.texi: Document -Wdelete-non-virtual-dtor.

c-family:
	* c.opt: Add -Wdelete-non-virtual-dtor.
	* c-opts.c (c_common_handle_option): Include it in -Wall.

cp:
	* init.c (build_delete): Warn when deleting type with non-virtual
	destructor.

testsuite:
	* testsuite/g++.dg/warn/delete-non-virtual-dtor.C: New.

From-SVN: r174643

	gcc:
	* config/alpha/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/alpha/osf5.h (MD_UNWIND_SUPPORT): Remove.
	* config/alpha/vms.h (MD_UNWIND_SUPPORT): Remove.
	* config/bfin/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Remove.
	* config/i386/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/i386/linux64.h (MD_UNWIND_SUPPORT): Remove.
	* config/i386/sol2.h (MD_UNWIND_SUPPORT): Remove.
	* config/i386/mingw32.h (MD_UNWIND_SUPPORT): Remove.
	* config/ia64/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/ia64/vms.h (MD_UNWIND_SUPPORT): Remove.
	* config/m68k/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/mips/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): Remove.
	* config/pa/pa32-linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Remove.
	* config/rs6000/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/rs6000/linux64.h (MD_UNWIND_SUPPORT): Remove.
	* config/s390/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/s390/tpf.h (MD_UNWIND_SUPPORT): Remove.
	* config/sh/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/sparc/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/sparc/linux64.h (MD_UNWIND_SUPPORT): Remove.
	* config/sparc/sol2.h (MD_UNWIND_SUPPORT): Remove.
	* config/xtensa/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/alpha/linux-unwind.h: Move to ../libgcc/config/alpha.
	* config/alpha/osf5-unwind.h: Move to ../libgcc/config/alpha.
	* config/alpha/vms-unwind.h: Move to ../libgcc/config/alpha.
	* config/bfin/linux-unwind.h: Move to ../libgcc/config/bfin.
	* config/i386/linux-unwind.h: Move to ../libgcc/config/i386.
	* config/i386/sol2-unwind.h: Move to ../libgcc/config/i386.
	* config/i386/w32-unwind.h: Move to ../libgcc/config/i386.
	* config/ia64/linux-unwind.h: Move to ../libgcc/config/ia64.
	* config/ia64/vms-unwind.h: Move to ../libgcc/config/ia64.
	* config/m68k/linux-unwind.h: Move to ../libgcc/config/m68k.
	* config/mips/linux-unwind.h: Move to ../libgcc/config/mips.
	* config/pa/hpux-unwind.h: Move to ../libgcc/config/pa.
	* config/pa/linux-unwind.h: Move to ../libgcc/config/pa.
	* config/rs6000/darwin-unwind.h: Move to ../libgcc/config/rs6000.
	* config/rs6000/linux-unwind.h: Move to ../libgcc/config/rs6000.
	* config/s390/linux-unwind.h: Move to ../libgcc/config/s390.
	* config/s390/tpf-unwind.h: Move to ../libgcc/config/s390.
	* config/sh/linux-unwind.h: Move to ../libgcc/config/sh.
	* config/sparc/linux-unwind.h: Move to ../libgcc/config/sparc.
	* config/sparc/sol2-unwind.h: Move to ../libgcc/config/sparc.
	* config/xtensa/linux-unwind.h: Move to ../libgcc/config/xtensa.
	* config/darwin9.h (DARWIN_LIBSYSTEM_HAS_UNWIND): Remove.
	* system.h (MD_UNWIND_SUPPORT): Poison.
	* doc/tm.texi.in (Exception Handling, MD_UNWIND_SUPPORT): Remove.
	* doc/tm.texi: Regenerate.
	* unwind-dw2.c: Include md-unwind-support.h instead of
	MD_UNWIND_SUPPORT.
	* config/ia64/unwind-ia64.c: Likewise.
	* config/xtensa/unwind-dw2-xtensa.c: Likewise.

	libgcc:
	* config/alpha/linux-unwind.h: Move from ../gcc/config/alpha.
	* config/alpha/osf5-unwind.h: Move from ../gcc/config/alpha.
	* config/alpha/vms-unwind.h: Move from ../gcc/config/alpha.
	* config/bfin/linux-unwind.h: Move from ../gcc/config/bfin.
	* config/i386/linux-unwind.h: Move from ../gcc/config/i386.
	* config/i386/sol2-unwind.h: Move from ../gcc/config/i386.
	* config/i386/w32-unwind.h: Move from ../gcc/config/i386.
	Wrap in !__MINGW64__.
	* config/ia64/linux-unwind.h: Move from ../gcc/config/ia64.
	* config/ia64/vms-unwind.h: Move from ../gcc/config/ia64.
	* config/m68k/linux-unwind.h: Move from ../gcc/config/m68k.
	* config/mips/linux-unwind.h: Move from ../gcc/config/mips.
	* config/pa/hpux-unwind.h: Move from ../gcc/config/pa.
	* config/pa/linux-unwind.h: Move from ../gcc/config/pa.
	* config/rs6000/darwin-unwind.h: Move from ../gcc/config/rs6000.
	Wrap in !__LP64__.
	* config/rs6000/linux-unwind.h: Move from ../gcc/config/rs6000.
	* config/s390/linux-unwind.h: Move from ../gcc/config/s390.
	* config/s390/tpf-unwind.h: Move from ../gcc/config/s390.
	* config/sh/linux-unwind.h: Move from ../gcc/config/sh.
	* config/sparc/linux-unwind.h: Move from ../gcc/config/sparc.
	* config/sparc/sol2-unwind.h: Move from ../gcc/config/sparc.
	* config/xtensa/linux-unwind.h: Move from ../gcc/config/xtensa.
	* config/no-unwind.h: New file.
	* config.host (md_unwind_header): Document.
	Define.
	(alpha*-*-linux*, alpha*-dec-osf5.1*, alpha64-dec-*vms*,
	alpha*-dec-*vms*, bfin*-uclinux*, bfin*-linux-uclibc*,
	hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
	hppa[12]*-*-hpux11*): Set md_unwind_header.
	(i[34567]86-*-linux*): Handle i[34567]86-*-kopensolaris*-gnu.
	Set md_unwind_header.
	(x86_64-*-linux*, i[34567]86-*-solaris2*): Set md_unwind_header.
	(i[34567]86-*-cygwin*): Split from i[34567]86-*-mingw*.
	(i[34567]86-*-mingw*, ia64*-*-linux*, ia64-hp-*vms*,
	m68k-*-uclinux*, m68k-*-linux*, mips64*-*-linux*, mips*-*-linux*,
	powerpc-*-darwin*, powerpc-*-linux*, s390-*-linux*,
	s390x-*-linux*,  s390x-ibm-tpf*, sh*-*-linux*, sparc-*-linux*,
	sparc*-*-solaris2*, sparc64-*-linux*, xtensa*-*-linux*): Set
	md_unwind_header.
	* configure.ac: Link md-unwind-support.h to $md_unwind_header.
	* configure: Regenerate.

From-SVN: r174613

From-SVN: r174598

re PR debug/47590 (pragma optimize doesn't recompute derived options (was: var tracking produces wrong debug in code where optimization is turned off using pragma))

PR debug/47590
* target.def (delay_sched2, delay_vartrack): New.
* doc/tm.texi.in: Update.
* doc/tm.texi: Rebuild.
* sched-rgn.c (gate_handle_sched2): Fail if delay_sched2.
* var-tracking.c (gate_handle_var_tracking): Likewise.
* config/bfin/bfin.c (bfin_flag_schedule_insns2): Drop.
(bfin_flag_var_tracking): Drop.
(output_file_start): Don't save and override flag_var_tracking.
(bfin_option_override): Ditto flag_schedule_insns_after_reload.
(bfin_reorg): Test original variables.
(TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
* config/ia64/ia64.c (ia64_flag_schedule_insns2): Drop.
(ia64_flag_var_tracking): Drop.
(TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
(ia64_file_start): Don't save and override flag_var_tracking.
(ia64_override_options_after_change): Ditto
flag_schedule_insns_after_reload.
(ia64_reorg): Test original variables.
* config/picochip/picochip.c (picochip_flag_schedule_insns2): Drop.
(picochip_flag_var_tracking): Drop.
(TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
(picochip_option_override): Don't save and override
flag_schedule_insns_after_reload.
(picochip_asm_file_start): Ditto flag_var_tracking.
(picochip_reorg): Test original variables.
* config/spu/spu.c (spu_flag_var_tracking): Drop.
(TARGET_DELAY_VARTRACK): Define.
(spu_var_tracking): New.
(spu_machine_dependent_reorg): Call it.
(asm_file_start): Don't save and override flag_var_tracking.

From-SVN: r174595

2011-06-01  Paul Brook  <paul@cpodesourcery.com>

	gcc/
	* config/arm/arm-cores.def: Add cortex-r5.  Add DIV flags to
	Cortex-A15.
	* config/arm/arm-tune.md: Regenerate.
	* config/arm/arm-tables.opt: Regenerate.
	* config/arm/arm.c (FL_DIV): Rename...
	(FL_THUMB_DIV): ... to this.
	(FL_ARM_DIV): Define.
	(FL_FOR_ARCH7R, FL_FOR_ARCH7M): Use FL_THUMB_DIV.
	(arm_arch_hwdiv): Remove.
	(arm_arch_thumb_hwdiv, arm_arch_arm_hwdiv): New variables.
	(arm_issue_rate): Add cortexr5.
	* config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Set
	__ARM_ARCH_EXT_IDIV__.
	(TARGET_IDIV): Define.
	(arm_arch_hwdiv): Remove.
	(arm_arch_arm_hwdiv, arm_arch_thumb_hwdiv): New prototypes.
	* config/arm/arm.md (tune_cortexr4): Add cortexr5.
	(divsi3, udivsi3): New patterns.
	* config/arm/thumb2.md (divsi3, udivsi3): Remove.
	* doc/invoke.texi: Document ARM -mcpu=cortex-r5

From-SVN: r174526

* params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): New.
* doc/invoke.texi: Document max-vartrack-expr-depth.
* var-tracking.c (EXPR_DEPTH): New.
(reverse_op, vt_expand_loc, vt_expand_loc_dummy): Use it.

From-SVN: r174494

From-SVN: r174423

2011-05-27  Alexander Monakov  <amonakov@ispras.ru>

	* doc/contrib.texi: Update copyright years.
	(Contributors): Add Zdenek Sojka.

From-SVN: r174344

	* sched-int.h (struct _haifa_deps_insn_data): New members cond
	and reverse_cond.
	(INSN_COND, INSN_REVERSE_COND): New macros.
	* sched-deps.c (deps_analyze_insn): Call sched_get_condition_with_rev
	once.
	(sched_get_condition_with_rev): Cache the results, and look them up
	if possible.
	(sched_analyze_insn): Destroy INSN_COND of previous insns if they
	are clobbered by the current insn.
	* target.def (exposed_pipline): New sched data hook.
	* doc/tm.texi.in: TARGET_SCHED_EXPOSED_PIPELINE: Add hook.
	* doc/tm.texi: Regenerate.

From-SVN: r174336

2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>

	* doc/extend.texi (X86 Built-in Functions): Update pause
	intrinsic.

From-SVN: r174217

gcc/

2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_PAUSE.
	(bdesc_special_args): Add pause intrinsic.

	* config/i386/i386.md (UNSPEC_PAUSE): New.
	(pause): Likewise.
	(*pause): Likewise.
	* config/i386/ia32intrin.h (__pause): Likewise.

	* doc/extend.texi (X86 Built-in Functions): Add documentation for
	pause intrinsic.

gcc/testsuite/

2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>

	 * gcc.target/i386/pause-1.c: New.

From-SVN: r174197

	gcc/
	* libgcc2.h (__NW, __NDW): Define using a __gnu_ prefix if
	LIBGCC2_GNU_PREFIX is defined.
	(__N): New macro.
	(__powisf2, __powidf2, __powitf2, __powixf2, __bswapsi2, __bswapdi2,
	__mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3, __divxc3,
	__divtc3, __udiv_w_sdiv, __clear_cache, __enable_execute_stack,
	__clz_tab): Define using __N.
	(__absvsi2, __negvsi2, __addvsi3, __subvsi3, __mulvsi3): Likewise if
	COMPAT_SIMODE_TRAPPING_ARITHMETIC.
	* target.def (libfunc_gnu_prefix): New hook.
	* doc/tm.texi.in (LIBGCC2_GNU_PREFIX): Document.
	(TARGET_LIBFUNC_GNU_PREFIX): Add hook.
	* doc/tm.texi: Regenerate.
	* system.h (LIBGCC2_GNU_PREFIX): Poison.
	* optabs.c (gen_libfunc): Take the libfunc_gnu_prefix hook into
	account.
	(gen_interclass_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
	(init_optabs): Likewise for the bswap libfuncs.
	* tree.c (build_common_builtin_nodes): Likewise for complex multiply
	and divide.
	* config/t-slibgcc-elf-ver (SHLIB_MAPFILES): Use $$(libgcc_objdir).
	* config/t-slibgcc-sld (SHLIB_MAPFILES): Likewise.
	* libgcc-std.ver: Remove.
	* Makefile.in (srcdirify): Handle $$(libgcc_objdir).
	* config/frv/t-linux (SHLIB_MAPFILES): Use $$(libgcc_objdir) for
	libgcc-std.ver.
	* config/i386/t-linux (SHLIB_MAPFILES): Likewise.
	* config/mips/t-slibgcc-irix (SHLIB_MAPFILES): Likewise.
	* config/rs6000/t-aix43 (SHLIB_MAPFILES): Likewise.
	* config/rs6000/t-aix52 (SHLIB_MAPFILES): Likewise.
	* config/sparc/t-linux (SHLIB_MAPFILES): Likewise.
	* config/i386/t-linux (SHLIB_MAPFILES): Likewise.
	* config/i386/t-linux (SHLIB_MAPFILES): Likewise.
	* config/fixed-bit.h (FIXED_OP): Define differently depending on
	LIBGCC2_GNU_PREFIX. All uses changed not to pass leading underscores.
	(FIXED_CONVERT_OP, FIXED_CONVERT_OP2): Likewise.

	libgcc/
	* libgcc-std.ver.in: New file.
	* Makefile.in (LIBGCC_VER_GNU_PREFIX, LIBGCC_VER_SYMBOLS_PREFIX): New
	variables.
	(libgcc-std.ver): New rule.
	* config/t-gnu-prefix: New file.

From-SVN: r174187

	* common.opt (flag_stack_usage_info): New variable.
	(-Wstack-usage): New option.
	* doc/invoke.texi (Warning options): Document -Wstack-usage.
	* opts.c (common_handle_option) <OPT_Wstack_usage_>: New case.
	<OPT_fstack_usage>: Likewise.
	* toplev.c (output_stack_usage): Handle -Wstack-usage.
	* calls.c (expand_call): Test flag_stack_usage_info variable instead
	of flag_stack_usage.
	(emit_library_call_value_1): Likewise.
	* explow.c (allocate_dynamic_stack_space): Likewise.
	* function.c (instantiate_virtual_regs ): Likewise.
	(prepare_function_start): Likewise.
	(rest_of_handle_thread_prologue_and_epilogue): Likewise.
	* config/alpha/alpha.c (alpha_expand_prologue): Likewise.
	* config/arm/arm.c (arm_expand_prologue): Likewise.
	(thumb1_expand_prologue): Likewise.
	* config/avr/avr.c (expand_prologue): Likewise.
	* config/i386/i386.c (ix86_expand_prologue): Likewise.
	* config/ia64/ia64.c (ia64_expand_prologue): Likewise.
	* config/m68k/m68k.c (m68k_expand_prologue): Likewise.
	* config/mips/mips.c (mips_expand_prologue): Likewise.
	* config/pa/pa.c (hppa_expand_prologue): Likewise.
	* config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
	* config/s390/s390.c (s390_emit_prologue): Likewise.
	* config/sh/sh.c (sh_expand_prologue): Likewise.
	* config/sparc/sparc.c (sparc_expand_prologue): Likewise.
	* config/spu/spu.c (spu_expand_prologue): Likewise.

From-SVN: r174182

	* optc-save-gen.awk: New.  Based on optc-gen.awk.  Don't generate
	parts of output shared with the driver.
	* optc-gen.awk: Don't generate parts of output not shared with the
	driver.
	* opth-gen.awk: Remove GCC_DRIVER conditionals.
	* doc/options.texi (SourcerInclude): Mention options-save.c.
	* Makefile.in (GCC_OBJS): Use options.o instead of gcc-options.o.
	(OBJS): Add options-save.o.
	(options-save.c, options-save.o): New.
	(options.o): Update dependencies.
	(gcc-options.o): Remove.
	(mostlyclean): Remove options-save.c.

From-SVN: r174085

	gcc:
	* gthr-gnat.c: Remove.
	* gthr-gnat.h: Remove.
	* Makefile.in (LIB2ADDEH): Remove $(srcdir)/gthr-gnat.c.
	* config/t-freebsd (LIB2ADDEH): Likewise.
	* config/t-linux (LIB2ADDEH): Likewise.
	* config/t-sol2 (LIB2ADDEH): Likewise.
	* config/ia64/t-vms (LIB2ADDEH): Likewise.
	* configure.ac (target_thread_file): Remove gnat handling.
	* configure: Regenerate.
	* doc/install.texi (Configuration, --enable-threads): Remove gnat.

	gcc/po:
	* EXCLUDES: Remove gthr-gnat.c, gthr-gnat.h.

	libgcc:
	* config/s390/t-tpf (LIB2ADDEH): Remove $(gcc_srcdir)/gthr-gnat.c.

From-SVN: r174064

	PR c++/48780
	* cvt.c (type_promotes_to): Don't promote scoped enums.

From-SVN: r174005

In gcc/:
2011-05-21  Nicola Pero  <nicola.pero@meta-innovation.com>

	* gengtype.c (walk_type): Implemented "atomic" GTY option.
	* doc/gty.texi (GTY Options): Document "atomic" GTY option.

From-SVN: r173996

2011-05-18  Stuart Henderson  <shenders@gcc.gnu.org>

    * doc/invoke.texi (Blackfin Options): -mcpu accepts bf592.
    * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
    bf592-none.
    * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
    * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
    * config/bfin/bfin.c (bfin_cpus): Add bf592.
    * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
    __ADSPBF592__ and __ADSPBF59x__ for     BFIN_CPU_BF592.
    * config/bfin/bfin-opts.h (bfin_cpu_type): Add BFIN_CPU_BF592.
    * config/bfin/elf.h (LIB_SPEC): Add bf592.

From-SVN: r173867

2011-05-14  Tobias Burnus  <burnus@net-b.de>

        * doc/invoke.texi (-Ofast): Also enables -fstack-arrays.

2011-05-14  Tobias Burnus  <burnus@net-b.de>

        * options.c (gfc_init_options, gfc_post_options): Enable
        -fstack-arrays by default if -Ofast is used.
        * invoke.texi (-fstack-arrays): Document this.

From-SVN: r173751

2011-05-13  Martin Thuresson  <martint@google.com>

	PR gcov-profile/47793
	* libgcov.c (gcov_exit): Support relative profile paths.
	* doc/invoke.texi (-fprofile-dir): Update for above change.

2011-05-13  Martin Thuresson  <martint@google.com>

	PR gcov-profile/47793
	* gcc.dg/pr47793.c: New.

From-SVN: r173735

2011-05-11  Satoru Takabayashi  <satorux@google.com>
	    Paul Pluzhnikov  <ppluzhnikov@google.com>

	* gcc/doc/install.texi (Configuration): Document
	--with-linker-hash-style.
	* gcc/gcc.c (init_spec): Handle LINKER_HASH_STYLE.
	* gcc/config.in: Add LINKER_HASH_STYLE.
	* gcc/configure.ac: Add --with-linker-hash-style.
	* gcc/configure: Regenerate.


Co-Authored-By: Paul Pluzhnikov <ppluzhnikov@google.com>

From-SVN: r173668

From-SVN: r173621

2011-05-08  Jonathan Wakely  <jwakely.gcc@gmail.com>

	* doc/invoke.texi (-fuse-linker-plugin): Improve grammar.

From-SVN: r173538

2011-05-06  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>

      PR target/47930
      * config/arm/arm.opt (marm): Document it.
      (mthumb): Reject negative variant.

From-SVN: r173481

From-SVN: r173402

From-SVN: r173401

gcc/
2011-05-04  Tobias Burnus  <burnus@net-b.de>

        PR fortran/48864
        * doc/invoke.texi (Ofast): Document that it
        enables Fortran's -fno-protect-parens.

gcc/fortran
2011-05-04  Tobias Burnus  <burnus@net-b.de>

        PR fortran/48864
        * invoke.texi (fno-protect-parens): Document
        that -Ofast implies -fno-protect-parens.
        * options.c (gfc_init_options, gfc_post_options):
        Make -Ofast imply -fno-protect-parens.

From-SVN: r173385

2011-05-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* calls.c (emit_library_call_value_1): Invoke
	promote_function_mode hook on libcall arguments.
	* explow.c (promote_function_mode, promote_mode): Handle TYPE
	argument being NULL.
	* targhooks.c (default_promote_function_mode): Lisewise.
	* config/s390/s390.c (s390_promote_function_mode): Likewise.
	* config/sparc/sparc.c (sparc_promote_function_mode): Likewise.

	* doc/tm.texi: Document that TYPE argument might be NULL.

From-SVN: r173371

PR other/48093
* doc/invoke.texi: Document -mtls-dialect and GCC_COMPARE_DEBUG.

From-SVN: r173352

gcc/
	* doc/md.texi (vec_load_lanes, vec_store_lanes): Document.
	* optabs.h (COI_vec_load_lanes, COI_vec_store_lanes): New
	convert_optab_index values.
	(vec_load_lanes_optab, vec_store_lanes_optab): New convert optabs.
	* genopinit.c (optabs): Initialize the new optabs.
	* internal-fn.def (LOAD_LANES, STORE_LANES): New internal functions.
	* internal-fn.c (get_multi_vector_move, expand_LOAD_LANES)
	(expand_STORE_LANES): New functions.
	* tree.h (build_array_type_nelts): Declare.
	* tree.c (build_array_type_nelts): New function.
	* tree-vectorizer.h (vect_model_store_cost): Add a bool argument.
	(vect_model_load_cost): Likewise.
	(vect_store_lanes_supported, vect_load_lanes_supported)
	(vect_record_strided_load_vectors): Declare.
	* tree-vect-data-refs.c (vect_lanes_optab_supported_p)
	(vect_store_lanes_supported, vect_load_lanes_supported): New functions.
	(vect_transform_strided_load): Split out statement recording into...
	(vect_record_strided_load_vectors): ...this new function.
	* tree-vect-stmts.c (create_vector_array, read_vector_array)
	(write_vector_array, create_array_ref): New functions.
	(vect_model_store_cost): Add store_lanes_p argument.
	(vect_model_load_cost): Add load_lanes_p argument.
	(vectorizable_store): Try to use store-lanes functions for
	interleaved stores.
	(vectorizable_load): Likewise load-lanes and loads.
	* tree-vect-slp.c (vect_get_and_check_slp_defs): Update call
	to vect_model_store_cost.
	(vect_build_slp_tree): Likewise vect_model_load_cost.

From-SVN: r173291

gcc/
	* hooks.h (hook_bool_mode_uhwi_false): Declare.
	* hooks.c (hook_bool_mode_uhwi_false): New function.
	* target.def (array_mode_supported_p): New hook.
	* doc/tm.texi.in (TARGET_ARRAY_MODE_SUPPORTED_P): Add @hook.
	* doc/tm.texi: Regenerate.
	* stor-layout.c (mode_for_array): New function.
	(layout_type): Use it.
	* config/arm/arm.c (arm_array_mode_supported_p): New function.
	(TARGET_ARRAY_MODE_SUPPORTED_P): Define.

From-SVN: r173290

From-SVN: r172978

	* config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Remove.
	* config/mips/mips.opt (mmips-tfile): Remove.

	* doc/install.texi (Specific, mips-*-*): Move mips-tfile,
	mips-tdump reference to ...
	(Specific, alpha*-dec-osf5.1): ... here.
	Adapt for Tru64 UNIX.
	* doc/trouble.texi (Cross-Compiler Problems): Replace MIPS
	reference by Tru64 UNIX.

From-SVN: r172975

/gcc
2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>

	* c-family/c-common.c (struct c_common_resword): Add
	__underlying_type.
	* c-family/c-common.h (enum rid): Add RID_UNDERLYING_TYPE.
	* doc/extend.texi: Document __underlying_type.

/cp
2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>

	* cp-tree.def: Add a new UNDERLYING_TYPE tree code.
	* cp-tree.h (enum cp_trait_kind): Add CPTK_UNDERLYING_TYPE, tidy.
	(UNDERLYING_TYPE_TYPE): Add.
	* cp-objcp-common.c (cp_common_init_ts): Mark UNDERLYING_TYPE
	as TS_COMMON.
	* parser.c (cp_lexer_next_token_is_decl_specifier_keyword,
	cp_parser_simple_type_specifier): Handle UNDERLYING_TYPE.
	(cp_parser_trait_expr): Deal with RID_UNDERLYING_TYPE; tidy.
	* semantics.c (finish_underlying_type): New.
	* typeck.c (structural_comptypes): Handle UNDERLYING_TYPE.
	* error.c (dump_type, dump_type_prefix, dump_type_suffix): Likewise.
	* cxx-pretty-print.c (p_cxx_type_id): Likewise.
	* tree.c (cp_walk_subtrees): Likewise.
	* pt.c (for_each_template_parm_r, tsubst, unify,
	dependent_type_p_r): Likewise.
	* mangle.c (write_type): Sorry for __underlying_type.

/testsuite
2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>

	* g++.dg/ext/underlying_type1.C: New.
	* g++.dg/ext/underlying_type2.C: Likewise.
	* g++.dg/ext/underlying_type3.C: Likewise.
	* g++.dg/ext/underlying_type4.C: Likewise.
	* g++.dg/ext/underlying_type5.C: Likewise.
	* g++.dg/ext/underlying_type6.C: Likewise.
	* g++.dg/ext/underlying_type7.C: Likewise.
	* g++.dg/ext/underlying_type8.C: Likewise.
	* g++.dg/ext/underlying_type9.C: Likewise.
	* g++.dg/ext/underlying_type10.C: Likewise.

From-SVN: r172945

2011-04-24  Paolo Carlini  <paolo.carlini@oracle.com>

	PR other/48748
	* doc/extend.texi (Type Traits): Document __is_standard_layout,
	__is_literal_type, and __is_trivial; update throughout about
	possibly cv-qualified void types.

From-SVN: r172911

	* doc/sourcebuild.texi (Ada Tests): Adjust reference to ACATS
	testsuite and make it version agnostic.

From-SVN: r172910

gcc/
	* target.def (legitimate_constant_p): New hook.
	* doc/tm.texi.in (LEGITIMATE_CONSTANT_P): Replace with...
	(TARGET_LEGITIMATE_CONSTANT_P): ...this.
	* doc/tm.texi: Regenerate.
	* hooks.h (hook_bool_mode_rtx_true): Declare.
	* hooks.c (hook_bool_mode_rtx_true): Define.
	* system.h (LEGITIMATE_CONSTANT_P): Poison.
	* calls.c (precompute_register_parameters): Replace uses of
	LEGITIMATE_CONSTANT_P with targetm.legitimate_constant_p.
	(emit_library_call_value_1): Likewise.
	* expr.c (move_block_to_reg, can_store_by_pieces, emit_move_insn)
	(compress_float_constant, emit_push_insn, expand_expr_real_1): Likewise.
	* ira-costs.c (scan_one_insn): Likewise.
	* recog.c (general_operand, immediate_operand): Likewise.
	* reload.c (find_reloads_toplev, find_reloads_address_part): Likewise.
	* reload1.c (init_eliminable_invariants): Likewise.

	* config/alpha/alpha-protos.h (alpha_legitimate_constant_p): Add a
	mode argument.
	* config/alpha/alpha.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/alpha/alpha.c (alpha_legitimate_constant_p): Add a mode
	argument.
	(TARGET_LEGITIMATE_CONSTANT_P): Define.
	* config/alpha/predicates.md (input_operand): Update call to
	alpha_legitimate_constant_p.

	* config/arm/arm-protos.h (arm_cannot_force_const_mem): Delete.
	* config/arm/arm.h (ARM_LEGITIMATE_CONSTANT_P): Likewise.
	(THUMB_LEGITIMATE_CONSTANT_P, LEGITIMATE_CONSTANT_P): Likewise.
	* config/arm/arm.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
	(arm_legitimate_constant_p_1, thumb_legitimate_constant_p)
	(arm_legitimate_constant_p): New functions.
	(arm_cannot_force_const_mem): Make static.

	* config/avr/avr.h (LEGITIMATE_CONSTANT_P): Delete.

	* config/bfin/bfin-protos.h (bfin_legitimate_constant_p): Delete.
	* config/bfin/bfin.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/bfin/bfin.c (expand_move): Use targetm.legitimate_constant_p
	instead of bfin_legitimate_constant_p.
	(bfin_legitimate_constant_p): Make static.  Add a mode argument.
	(TARGET_LEGITIMATE_CONSTANT_P): Define.

	* config/cris/cris.h (LEGITIMATE_CONSTANT_P): Delete.

	* config/fr30/fr30.h (LEGITIMATE_CONSTANT_P): Delete.

	* config/frv/frv-protos.h (frv_legitimate_constant_p): Delete.
	* config/frv/frv.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/frv/frv.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
	(frv_legitimate_constant_p): Make static.  Add a mode argument.

	* config/h8300/h8300-protos.h (h8300_legitimate_constant_p): Delete.
	* config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Likewise.
	* config/h8300/h8300.c (h8300_legitimate_constant_p): Likewise.

	* config/i386/i386-protos.h (legitimate_constant_p): Delete.
	* config/i386/i386.h (LEGITIMATE_CONSTANT_P): Likewise.
	* config/i386/i386.c (legitimate_constant_p): Rename to...
	(ix86_legitimate_constant_p): ...this.  Make static.  Add a mode
	argument.
	(ix86_cannot_force_const_mem): Update accordingly.
	(ix86_legitimate_address_p): Likewise.
	(TARGET_LEGITIMATE_CONSTANT_P): Define.
	* config/i386/i386.md: Update commentary.

	* config/ia64/ia64-protos.h (ia64_legitimate_constant_p): Delete.
	* config/ia64/ia64.h (LEGITIMATE_CONSTANT_P): Likewise.
	* config/ia64/ia64.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
	(ia64_legitimate_constant_p): Make static.  Add a mode argument.

	* config/iq2000/iq2000.h (LEGITIMATE_CONSTANT_P): Delete.

	* config/lm32/lm32-protos.h (lm32_legitimate_constant_p): Delete.
	* config/lm32/lm32.h (LEGITIMATE_CONSTANT_P): Likewise.
	* config/lm32/lm32.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
	(lm32_legitimate_constant_p): Make static.  Add a mode argument.

	* config/m32c/m32c-protos.h (m32c_legitimate_constant_p): Delete.
	* config/m32c/m32c.h (LEGITIMATE_CONSTANT_P): Likewise.
	* config/m32c/m32c.c (m32c_legitimate_constant_p): Likewise.

	* config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/m32r/m32r.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
	(m32r_legitimate_constant_p): New function.

	* config/m68k/m68k-protos.h (m68k_legitimate_constant_p): Declare.
	* config/m68k/m68k.h (CONSTANT_ADDRESS_P): Call it instead of
	LEGITIMATE_CONSTANT_P.
	(LEGITIMATE_CONSTANT_P): Delete.
	* config/m68k/m68k.c (m68k_expand_prologue): Call
	m68k_legitimate_constant_p instead of LEGITIMATE_CONSTANT_P.
	(m68k_legitimate_constant_p): New function.
	* config/m68k/m68k.md: Update comments.

	* config/mcore/mcore.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/mcore/mcore.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
	(mcore_legitimate_constant_p): New function.

	* config/mep/mep-protos.h (mep_legitimate_constant_p): Delete.
	* config/mep/mep.h (LEGITIMATE_CONSTANT_P): Likewise.
	* config/mep/mep.c (mep_legitimate_constant_p): Make static.
	Add a mode argument.
	(mep_legitimate_address): Update accordingly.
	(TARGET_LEGITIMATE_CONSTANT_P): Define.

	* config/microblaze/microblaze-protos.h (microblaze_const_double_ok):
	Delete.
	* config/microblaze/microblaze.h (LEGITIMATE_CONSTANT_P): Likewise.
	* config/microblaze/microblaze.c (microblaze_const_double_ok): Make
	static.  Check OP's mode for VOIDmode.
	(microblaze_legitimate_constant_p): New function.
	(TARGET_LEGITIMATE_CONSTANT_P): Define.

	* config/mips/mips.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/mips/mips.c (mips_legitimate_constant_p): New function.
	(mips_cannot_force_const_mem): Use it instead of LEGITIMATE_CONSTANT_P.
	(TARGET_LEGITIMATE_CONSTANT_P): Define.
	* config/mips/predicates.md: Update comments.

	* config/mmix/mmix-protos.h (mmix_legitimate_constant_p): Delete.
	* config/mmix/mmix.h (LEGITIMATE_CONSTANT_P): Likewise.
	* config/mmix/mmix.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
	(mmix_legitimate_constant_p): Make static, return a bool, and take
	a mode argument.
	(mmix_print_operand_address): Update accordingly.

	* config/mn10300/mn10300-protos.h (mn10300_legitimate_constant_p):
	Delete.
	* config/mn10300/mn10300.h (LEGITIMATE_CONSTANT_P): Likewise.
	* config/mn10300/mn10300.c (mn10300_legitimate_constant_p):
	Make static.  Add a mode argument.
	(TARGET_LEGITIMATE_CONSTANT_P): Define.

	* config/moxie/moxie.h (LEGITIMATE_CONSTANT_P): Delete.

	* config/pa/pa.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/pa/pa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
	(pa_legitimate_constant_p): New function.

	* config/picochip/picochip.h (LEGITIMATE_CONSTANT_P): Delete.

	* config/pdp11/pdp11.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/pdp11/pdp11.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
	(pdp11_legitimate_constant_p): New function.

	* config/rs6000/rs6000.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/rs6000/rs6000.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
	(rs6000_legitimate_constant_p): New function.

	* config/rx/rx-protos.h (rx_is_legitimate_constant): Replace with...
	(rx_legitimate_constant_p): ...this.
	* config/rx/rx.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/rx/rx.c (rx_is_legitimate_constant): Replace with...
	(rx_legitimate_constant_p): ...this.
	(TARGET_LEGITIMATE_CONSTANT_P): Define.
	* config/rx/rx.md (mov<register_modes:mode>): Update accordingly.

	* config/s390/s390-protos.h (legitimate_constant_p): Delete.
	* config/s390/s390.h (LEGITIMATE_CONSTANT_P): Likewise.
	* config/s390/s390.c (legitimate_constant_p): Rename to...
	(s390_legitimate_constant_p): ...this.  Make static, return a bool,
	and add a mode argument.
	(TARGET_LEGITIMATE_CONSTANT_P): Define.

	* config/score/score.h (LEGITIMATE_CONSTANT_P): Delete.

	* config/sh/sh.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/sh/sh.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
	(sh_legitimate_constant_p): New function.

	* config/sparc/sparc-protos.h (legitimate_constant_p): Delete.
	* config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/sparc/sparc.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
	(legitimate_constant_p): Rename to...
	(sparc_legitimate_constant_p): ...this.  Make static.  Add a mode
	argument.
	(constant_address_p): Update accordingly.

	* config/spu/spu-protos.h (spu_legitimate_constant_p): Add a mode
	argument and return a bool.
	* config/spu/spu.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/spu/spu.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
	(spu_legitimate_constant_p): Add a mode argument and return a bool.
	(spu_rtx_costs): Update accordingly.
	* config/spu/predicates.md (vec_imm_operand): Likewise.

	* config/stormy16/stormy16.h (LEGITIMATE_CONSTANT_P): Delete.

	* config/v850/v850.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/v850/v850.c (v850_legitimate_constant_p): New function.
	(TARGET_LEGITIMATE_CONSTANT_P): Define.

	* config/vax/vax-protos.h (legitimate_constant_p): Delete.
	* config/vax/vax.h (LEGITIMATE_CONSTANT_P): Likewise.
	* config/vax/vax.c (legitimate_constant_p): Likewise.

	* config/xtensa/xtensa.h (LEGITIMATE_CONSTANT_P): Delete.
	* config/xtensa/xtensa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
	(xtensa_legitimate_constant_p): New function.

From-SVN: r172814

gcc/
	* target.def (cannot_force_const_mem): Add a mode argument.
	* doc/tm.texi.in (TARGET_CANNOT_FORCE_CONST_MEM): Update accordingly.
	* doc/tm.texi: Regenerate.
	* hooks.h (hook_bool_mode_rtx_false): Declare.
	* hooks.c (hook_bool_mode_const_rtx_false): Fix commentary.
	(hook_bool_mode_const_rtx_true): Likewise.
	(hook_bool_mode_rtx_false): New function.
	* reload.c (CONST_POOL_OK_P): Take a mode argument and require it
	to be non-VOID.  Update call to cannot_force_const_mem.
	(find_reloads): Update accordingly.
	* varasm.c (force_const_mem): Update call to cannot_force_const_mem.
	* config/alpha/alpha.c (alpha_cannot_force_const_mem): Add a mode
	argument.
	* config/arm/arm-protos.h (arm_cannot_force_const_mem): Likewise.
	* config/arm/arm.h (LEGITIMATE_CONSTANT_P): Update call.
	* config/arm/arm.c (arm_cannot_force_const_mem): Add a mode argument.
	* config/bfin/bfin.c (bfin_cannot_force_const_mem): Likewise.
	* config/frv/frv.c (frv_cannot_force_const_mem): Likewise.
	* config/i386/i386.c (ix86_cannot_force_const_mem): Likewise.
	* config/ia64/ia64.c (ia64_cannot_force_const_mem): Likewise.
	* config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
	(m68k_cannot_force_const_mem): ...this new function.
	* config/mips/mips.c (mips_cannot_force_const_mem): Add a mode
	argument.
	(mips_const_insns, mips_legitimize_const_move): Update calls.
	(mips_secondary_reload_class): Likewise.
	* config/pa/pa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
	(pa_cannot_force_const_mem): ...this new function.
	* config/rs6000/rs6000.c (TARGET_CANNOT_FORCE_CONST_MEM): Reefine
	to...
	(rs6000_cannot_force_const_mem): ...this new function.
	* config/s390/s390.c (s390_cannot_force_const_mem): Add a mode
	argument.
	* config/sparc/sparc.c (sparc_cannot_force_const_mem): Likewise.
	* config/xtensa/xtensa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine
	to...
	(xtensa_cannot_force_const_mem): ...this new function.

From-SVN: r172813

2011-04-20  Catherine Moore  <clm@codesourcery.com>

	* config/mips/mips.opt (mfix-24k): New.
	* config/mips/mips.h (ASM_SPEC): Handle -mfix-24k.
	* config/mips/mips.md (length): Increase by 4 for stores if
	fixing 24K errata.
	* config/mips/mips.c (mips_reorg_process_insns): Do not allow
	all noreorder if fixing 24K errata.
	* doc/invoke.texi: Document mfix-24k.

From-SVN: r172780