Implement the rex64 prefix.

[oota-llvm.git] / lib / Target / X86 / X86InstrFormats.td

diff --git a/lib/Target/X86/X86InstrFormats.td b/lib/Target/X86/X86InstrFormats.td
index ce85e3a49dc2c274546f5497eaf8668d7583a785..a4403591084ee5c323d399c501416f08233ac619 100644 (file)
--- a/lib/Target/X86/X86InstrFormats.td
+++ b/lib/Target/X86/X86InstrFormats.td
@@ -125,6 +125,9 @@ class X86Inst<bits<8> opcod, Format f, ImmType i, dag outs, dag ins,
   dag InOperandList = ins;
   string AsmString = AsmStr;
 
+  // If this is a pseudo instruction, mark it isCodeGenOnly.
+  let isCodeGenOnly = !eq(!cast<string>(f), "Pseudo");
+
   //
   // Attributes specific to X86 instructions...
   //