From 77fc4b297aadf842c234f9de478226f6f71beee5 Mon Sep 17 00:00:00 2001
From: Benjamin Kramer <benny.kra@googlemail.com>
Date: Wed, 30 May 2012 09:13:55 +0000
Subject: Port support for SSE4a extrq/insertq to the old jit code emitter.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157685 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/X86/X86CodeEmitter.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lib/Target/X86/X86CodeEmitter.cpp')

diff --git a/lib/Target/X86/X86CodeEmitter.cpp b/lib/Target/X86/X86CodeEmitter.cpp
index 40fe395092..d84329f33a 100644
--- a/lib/Target/X86/X86CodeEmitter.cpp
+++ b/lib/Target/X86/X86CodeEmitter.cpp
@@ -1433,7 +1433,7 @@ void Emitter<CodeEmitter>::emitInstruction(MachineInstr &MI,
     break;
   }
 
-  if (CurOp != NumOps) {
+  while (CurOp != NumOps && NumOps - CurOp <= 2) {
     // The last source register of a 4 operand instruction in AVX is encoded
     // in bits[7:4] of a immediate byte.
     if ((TSFlags >> X86II::VEXShift) & X86II::VEX_I8IMM) {
-- 
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