From f7477e599ff68250bfc8175dc5dc3bafb4f003cc Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Fri, 12 Feb 2010 02:06:33 +0000
Subject: add a bunch of mod/rm encoding types for fixed mod/rm bytes. This
 will work better for the disassembler for modeling things like
 lfence/monitor/vmcall etc.

llvm-svn: 95960
---
 llvm/lib/Target/X86/X86CodeEmitter.cpp | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

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

diff --git a/llvm/lib/Target/X86/X86CodeEmitter.cpp b/llvm/lib/Target/X86/X86CodeEmitter.cpp
index 6d5fa8da0d8..02fa8ac7168 100644
--- a/llvm/lib/Target/X86/X86CodeEmitter.cpp
+++ b/llvm/lib/Target/X86/X86CodeEmitter.cpp
@@ -858,6 +858,27 @@ void Emitter<CodeEmitter>::emitInstruction(const MachineInstr &MI,
                      getX86RegNum(MI.getOperand(CurOp).getReg()));
     ++CurOp;
     break;
+      
+  case X86II::MRM_C1:
+    MCE.emitByte(BaseOpcode);
+    MCE.emitByte(0xC1);
+    break;
+  case X86II::MRM_C8:
+    MCE.emitByte(BaseOpcode);
+    MCE.emitByte(0xC8);
+    break;
+  case X86II::MRM_C9:
+    MCE.emitByte(BaseOpcode);
+    MCE.emitByte(0xC9);
+    break;
+  case X86II::MRM_E8:
+    MCE.emitByte(BaseOpcode);
+    MCE.emitByte(0xE8);
+    break;
+  case X86II::MRM_F0:
+    MCE.emitByte(BaseOpcode);
+    MCE.emitByte(0xF0);
+    break;
   }
 
   if (!Desc->isVariadic() && CurOp != NumOps) {
-- 
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