* gcc/common/config/i386/i386-common.c
        (OPTION_MASK_ISA_FXSR_SET): New.
        (OPTION_MASK_ISA_XSAVE_SET): Likewise.
        (OPTION_MASK_ISA_XSAVEOPT_SET): Likewise.
        (ix86_handle_option): Handle mfxsr, mxsave, mxsaveopt options.
        * gcc/config.gcc (i[34567]86-*-*): Add fxsrintrin.h,
        xsaveintrin.h, xsaveoptintrin.h.
        (x86_64-*-*): Likewise.
        * config/i386/fxsrintrin.h: New header.
        * config/i386/xsaveintrin.h: Likewise.
        * config/i386/xsaveoptintrin.h: Likewise.
        * gcc/config/i386/driver-i386.c (host_detect_local_cpu): Detect
        FXSR/XSAVE/XSAVEOPT support.
        * gcc/config/i386/i386-builtin-types.def
        (VOID_FTYPE_PVOID_INT64): New function type.
        * gcc/config/i386/i386-c.c: Define __FXSR__, __XSAVE__
        and __XSAVEOPT__ if needed.
        * gcc/config/i386/i386.c (ix86_target_string): Define -mfxsr,
         -mxsave and -mxsaveopt options.
        (PTA_FXSR): New.
        (PTA_XSAVE): Likewise.
        (PTA_XSAVEOPT): Likewise.
        (ix86_option_override_internal): Handle new option.
        (processor_alias_table): Added PTA_FXSR, PTA_XSAVE, PTA_XSAVEOPT.
        (ix86_valid_target_attribute_inner_p): Add OPT_mfxsr,
        OPT_mxsave, OPT_mxsaveopt.
        (ix86_builtins): Add IX86_BUILTIN_FXSAVE, IX86_BUILTIN_FXRSTOR,
        IX86_BUILTIN_FXSAVE64, IX86_BUILTIN_XSAVE, IX86_BUILTIN_XSAVE64,
        IX86_BUILTIN_XRSTOR, IX86_BUILTIN_XRSTOR64, IX86_BUILTIN_XSAVEOPT,
        IX86_BUILTIN_XSAVEOPT64.
        (ix86_expand_builtin): Handle these built-ins.
        * gcc/config/i386/i386.h (TARGET_FXSR): New.
        (TARGET_XSAVE): Likewise.
        (TARGET_XSAVEOPT): Likewise.
        * gcc/config/i386/i386.md (ANY_XSAVE): New int iterator.
        (ANY_XSAVE64): Likewise.
        (xsave): New int attribute.
        (fxsave): New instruction.
        (fxsave64): Likewise.
        (fxrstor): Likewise.
        (fxrstor64): Likewise.
        (<xsave>): Likewise.
        (<xsave>_rex64): Likewise.
        (xrstor): Likewise.
        (xrstor_rex64): Likewise.
        (xrstor64): Likewise.
        * gcc/config/i386/i386.opt (mfxsr): New.
        (mxsave): Likewise.
        (mxsaveopt): Likewise.
        * gcc/config/i386/x86intrin.h: Include
        xsaveintrin.h, fxsrintrin.h, xsaveoptintrin.h.

testsuite/ChangeLog
        * gcc.target/i386/fxsave-1.c: New.
        * gcc.target/i386/fxsave64-1.c: Ditto.
        * gcc.target/i386/fxrstor-1.c: Ditto.
        * gcc.target/i386/fxrstor64-1.c: Ditto.
        * gcc.target/i386/xsave-1.c: Ditto.
        * gcc.target/i386/xsave64-1.c: Ditto.
        * gcc.target/i386/xrstor-1.c: Ditto.
        * gcc.target/i386/xrstor64-1.c: Ditto.
        * gcc.target/i386/xsaveopt-1.c: Ditto.
        * gcc.target/i386/xsaveopt64-1.c: Ditto.
        * gcc.target/i386/sse-12.c: Add -mfxsr, -mxsaveopt.
        * gcc.target/i386/sse-13.c: Ditto.
        * gcc.target/i386/sse-14.c: Ditto.
        * gcc.target/i386/sse-22.c: Ditto.
        * gcc.target/i386/sse-23.c: Ditto.
        * g++.dg/other/i386-2.C: Ditto.
        * g++.dg/other/i386-3.C: Ditto.


Co-Authored-By: Uros Bizjak <ubizjak@gmail.com>

From-SVN: r192840