Hi,

this patch adds new intrinsics for fxsave, fxsave64, xsave, xsave64,
xsaveopt and xsaveopt64 instructions

Bootstrapped on x86-64

Is it ok for trunk?

Changelog entry:
2012-10-16  Alexander Ivchenko  <alexander.ivche...@intel.com>

        * gcc/common/config/i386/i386-common.c
        (OPTION_MASK_ISA_FXSAVE_SET): New.
        (OPTION_MASK_ISA_XSAVE_SET): Likewise.
        (ix86_handle_option): Handle mfxsave and mxsave options.
        * gcc/config.gcc (i[34567]86-*-*): Add fxsaveintrin.h and xsaveintrin.h.
        (x86_64-*-*): Likewise.
        * config/i386/xsaveintrin.h: New header.
        * config/i386/fxsaveintrin.h: Likewise.
        * gcc/config/i386/driver-i386.c (host_detect_local_cpu): Detect
        FXSAVE/XSAVE support.
        * gcc/config/i386/i386-builtin-types.def
        (VOID_FTYPE_PVOID_INT64): New function type.
        * gcc/config/i386/i386-c.c: Define __FXSAVE__ and __XSAVE__ if needed.
        * gcc/config/i386/i386.c (ix86_target_string): Define -mfxsave
        and -mxsave options.
        (PTA_FXSAVE): New.
        (PTA_XSAVE): Likewise.
        (ix86_option_override_internal): Handle new option.
        (ix86_valid_target_attribute_inner_p): Add OPT_mfxsave, OPT_mxsave.
        (ix86_builtins): Add IX86_BUILTIN_FXSAVE32, IX86_BUILTIN_FXSAVE64,
        IX86_BUILTIN_XSAVE32, IX86_BUILTIN_XSAVE64,
        IX86_BUILTIN_XSAVEOPT32, IX86_BUILTIN_XSAVEOPT64.
        (ix86_expand_builtin): Handle these built-ins.
        * gcc/config/i386/i386.h (TARGET_FXSAVE): New.
        (TARGET_XSAVE): Likewise.
        * gcc/config/i386/i386.md (fxsave32): New.
        (fxsave64): Likewise.
        (xsave32): Likewise.
        (xsave64): Likewise.
        (xsaveopt32): Likewise.
        (xsaveopt64): Likewise.
        * gcc/config/i386/i386.opt (mfxsave): New.
        (mxsave): Likewise.
        * gcc/config/i386/x86intrin.h: Include
        xsaveintrin.h, fxsaveintrin.h.

testsuite/Changelog entry:
2012-10-16  Alexander Ivchenko  <alexander.ivche...@intel.com>

        * gcc.target/i386/fxsave-1.c: New.
        * gcc.target/i386/fxsave64-1.c: Ditto.
        * gcc.target/i386/xsave-1.c: Ditto.
        * gcc.target/i386/xsave64-1.c: Ditto.
        * gcc.target/i386/xsaveopt-1.c: Ditto.
        * gcc.target/i386/xsaveopt64-1.c: Ditto.

Attachment: fxsave_xsave_intrin.patch
Description: Binary data

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