ChangeLog/

        * 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

1 files changed, 50 insertions, 2 deletions

diff --git a/gcc/common/config/i386/i386-common.c b/gcc/common/config/i386/i386-common.c
index e05cd56..da3967e 100644
--- a/gcc/common/config/i386/i386-common.c
+++ b/gcc/common/config/i386/i386-common.c
@@ -49,11 +49,16 @@ along with GCC; see the file COPYING3.  If not see
 #define OPTION_MASK_ISA_SSE4_2_SET \
   (OPTION_MASK_ISA_SSE4_2 | OPTION_MASK_ISA_SSE4_1_SET)
 #define OPTION_MASK_ISA_AVX_SET \
-  (OPTION_MASK_ISA_AVX | OPTION_MASK_ISA_SSE4_2_SET)
+  (OPTION_MASK_ISA_AVX | OPTION_MASK_ISA_SSE4_2_SET \
+   | OPTION_MASK_ISA_XSAVE_SET)
 #define OPTION_MASK_ISA_FMA_SET \
   (OPTION_MASK_ISA_FMA | OPTION_MASK_ISA_AVX_SET)
 #define OPTION_MASK_ISA_AVX2_SET \
   (OPTION_MASK_ISA_AVX2 | OPTION_MASK_ISA_AVX_SET)
+#define OPTION_MASK_ISA_FXSR_SET OPTION_MASK_ISA_FXSR
+#define OPTION_MASK_ISA_XSAVE_SET OPTION_MASK_ISA_XSAVE
+#define OPTION_MASK_ISA_XSAVEOPT_SET \
+  (OPTION_MASK_ISA_XSAVEOPT | OPTION_MASK_ISA_XSAVE)
 #define OPTION_MASK_ISA_RTM_SET OPTION_MASK_ISA_RTM
 #define OPTION_MASK_ISA_PRFCHW_SET OPTION_MASK_ISA_PRFCHW
 #define OPTION_MASK_ISA_RDSEED_SET OPTION_MASK_ISA_RDSEED
@@ -122,9 +127,13 @@ along with GCC; see the file COPYING3.  If not see
 #define OPTION_MASK_ISA_AVX_UNSET \
   (OPTION_MASK_ISA_AVX | OPTION_MASK_ISA_FMA_UNSET \
    | OPTION_MASK_ISA_FMA4_UNSET | OPTION_MASK_ISA_F16C_UNSET \
-   | OPTION_MASK_ISA_AVX2_UNSET)
+   | OPTION_MASK_ISA_AVX2_UNSET | OPTION_MASK_ISA_XSAVE_UNSET)
 #define OPTION_MASK_ISA_FMA_UNSET OPTION_MASK_ISA_FMA
 #define OPTION_MASK_ISA_AVX2_UNSET OPTION_MASK_ISA_AVX2
+#define OPTION_MASK_ISA_FXSR_UNSET OPTION_MASK_ISA_FXSR
+#define OPTION_MASK_ISA_XSAVE_UNSET \
+  (OPTION_MASK_ISA_XSAVE | OPTION_MASK_ISA_XSAVEOPT_UNSET)
+#define OPTION_MASK_ISA_XSAVEOPT_UNSET OPTION_MASK_ISA_XSAVEOPT
 #define OPTION_MASK_ISA_RTM_UNSET OPTION_MASK_ISA_RTM
 #define OPTION_MASK_ISA_PRFCHW_UNSET OPTION_MASK_ISA_PRFCHW
 #define OPTION_MASK_ISA_RDSEED_UNSET OPTION_MASK_ISA_RDSEED
@@ -574,6 +583,45 @@ ix86_handle_option (struct gcc_options *opts,
 	}
       return true;
 
+    case OPT_mfxsr:
+      if (value)
+	{
+	  opts->x_ix86_isa_flags |= OPTION_MASK_ISA_FXSR_SET;
+	  opts->x_ix86_isa_flags_explicit |= OPTION_MASK_ISA_FXSR_SET;
+	}
+      else
+	{
+	  opts->x_ix86_isa_flags &= ~OPTION_MASK_ISA_FXSR_UNSET;
+	  opts->x_ix86_isa_flags_explicit |= OPTION_MASK_ISA_FXSR_UNSET;
+	}
+      return true;
+
+    case OPT_mxsave:
+      if (value)
+	{
+	  opts->x_ix86_isa_flags |= OPTION_MASK_ISA_XSAVE_SET;
+	  opts->x_ix86_isa_flags_explicit |= OPTION_MASK_ISA_XSAVE_SET;
+	}
+      else
+	{
+	  opts->x_ix86_isa_flags &= ~OPTION_MASK_ISA_XSAVE_UNSET;
+	  opts->x_ix86_isa_flags_explicit |= OPTION_MASK_ISA_XSAVE_UNSET;
+	}
+      return true;
+
+    case OPT_mxsaveopt:
+      if (value)
+	{
+	  opts->x_ix86_isa_flags |= OPTION_MASK_ISA_XSAVEOPT_SET;
+	  opts->x_ix86_isa_flags_explicit |= OPTION_MASK_ISA_XSAVEOPT_SET;
+	}
+      else
+	{
+	  opts->x_ix86_isa_flags &= ~OPTION_MASK_ISA_XSAVEOPT_UNSET;
+	  opts->x_ix86_isa_flags_explicit |= OPTION_MASK_ISA_XSAVEOPT_UNSET;
+	}
+      return true;
+
     case OPT_mrdseed:
       if (value)
 	{