commit 3a875e548a15ec2f865e887e9ed57260677844a6
Author: Robert Khasanov <robert.khasanov@intel.com>
Date:   Mon Aug 18 16:15:05 2014 +0400

    [x86] SMAP: added HasSMAP attribute for CLAC/STAC, corrected attributes

diff --git a/lib/Target/X86/X86InstrSystem.td b/lib/Target/X86/X86InstrSystem.td
index 5402780..92f8bae 100644
--- a/lib/Target/X86/X86InstrSystem.td
+++ b/lib/Target/X86/X86InstrSystem.td
@@ -546,24 +546,24 @@ let Predicates = [HasFSGSBase, In64BitMode] in {
                       [(int_x86_wrfsbase_64 GR64:$src)]>, XS;
   def WRGSBASE : I<0xAE, MRM3r, (outs), (ins GR32:$src),
                    "wrgsbase{l}\t$src",
                    [(int_x86_wrgsbase_32 GR32:$src)]>, XS;
   def WRGSBASE64 : RI<0xAE, MRM3r, (outs), (ins GR64:$src),
                       "wrgsbase{q}\t$src",
                       [(int_x86_wrgsbase_64 GR64:$src)]>, XS;
 }
 
 //===----------------------------------------------------------------------===//
 // INVPCID Instruction
 def INVPCID32 : I<0x82, MRMSrcMem, (outs), (ins GR32:$src1, i128mem:$src2),
                 "invpcid\t{$src2, $src1|$src1, $src2}", []>, T8PD,
                 Requires<[Not64BitMode]>;
 def INVPCID64 : I<0x82, MRMSrcMem, (outs), (ins GR64:$src1, i128mem:$src2),
                 "invpcid\t{$src2, $src1|$src1, $src2}", []>, T8PD,
                 Requires<[In64BitMode]>;
 
 //===----------------------------------------------------------------------===//
 // SMAP Instruction
-let Defs = [EFLAGS], Uses = [EFLAGS] in {
+let Predicates = [HasSMAP], Defs = [EFLAGS] in {
   def CLAC : I<0x01, MRM_CA, (outs), (ins), "clac", []>, TB;
   def STAC : I<0x01, MRM_CB, (outs), (ins), "stac", []>, TB;
 }