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authorCraig Topper <craig.topper@gmail.com>2014-01-02 19:12:10 +0000
committerCraig Topper <craig.topper@gmail.com>2014-01-02 19:12:10 +0000
commitd573aba8e13c2afc5ad7c3c3c442a3a84f8bd94d (patch)
tree92c540909b96019f3bb2fbf133adac568d89c802 /lib/Target/X86/X86InstrInfo.td
parent2cb57f964f3eec62a47f7a0f1f46f484b4cc160d (diff)
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Mark REX64_PREFIX as In64BitMode, remove hack from X86RecognizableInstr.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@198336 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/X86InstrInfo.td')
-rw-r--r--lib/Target/X86/X86InstrInfo.td3
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/Target/X86/X86InstrInfo.td b/lib/Target/X86/X86InstrInfo.td
index 2fea6e1773..5e03a59adc 100644
--- a/lib/Target/X86/X86InstrInfo.td
+++ b/lib/Target/X86/X86InstrInfo.td
@@ -1599,7 +1599,8 @@ def CMPXCHG16B : RI<0xC7, MRM1m, (outs), (ins i128mem:$dst),
def LOCK_PREFIX : I<0xF0, RawFrm, (outs), (ins), "lock", []>;
// Rex64 instruction prefix
-def REX64_PREFIX : I<0x48, RawFrm, (outs), (ins), "rex64", []>;
+def REX64_PREFIX : I<0x48, RawFrm, (outs), (ins), "rex64", []>,
+ Requires<[In64BitMode]>;
// Data16 instruction prefix
def DATA16_PREFIX : I<0x66, RawFrm, (outs), (ins), "data16", []>;