Change LEA to have 5 operands for its memory operand, just

like all other instructions, even though a segment is not
allowed.  This resolves a bunch of gross hacks in the 
encoder and makes LEA more consistent with the rest of the
instruction set.

No functionality change.

llvm-svn: 107934

1 files changed, 10 insertions, 13 deletions

diff --git a/llvm/lib/Target/X86/AsmPrinter/X86IntelInstPrinter.cpp b/llvm/lib/Target/X86/AsmPrinter/X86IntelInstPrinter.cpp
index 7e0a9bb891f..a632047f659 100644
--- a/llvm/lib/Target/X86/AsmPrinter/X86IntelInstPrinter.cpp
+++ b/llvm/lib/Target/X86/AsmPrinter/X86IntelInstPrinter.cpp
@@ -81,12 +81,19 @@ void X86IntelInstPrinter::printOperand(const MCInst *MI, unsigned OpNo,
   }
 }
 
-void X86IntelInstPrinter::printLeaMemReference(const MCInst *MI, unsigned Op,
-                                               raw_ostream &O) {
+void X86IntelInstPrinter::printMemReference(const MCInst *MI, unsigned Op,
+                                            raw_ostream &O) {
   const MCOperand &BaseReg  = MI->getOperand(Op);
   unsigned ScaleVal         = MI->getOperand(Op+1).getImm();
   const MCOperand &IndexReg = MI->getOperand(Op+2);
   const MCOperand &DispSpec = MI->getOperand(Op+3);
+  const MCOperand &SegReg   = MI->getOperand(Op+4);
+  
+  // If this has a segment register, print it.
+  if (SegReg.getReg()) {
+    printOperand(MI, Op+4, O);
+    O << ':';
+  }
   
   O << '[';
   
@@ -104,7 +111,7 @@ void X86IntelInstPrinter::printLeaMemReference(const MCInst *MI, unsigned Op,
     NeedPlus = true;
   }
   
- 
+  
   if (!DispSpec.isImm()) {
     if (NeedPlus) O << " + ";
     assert(DispSpec.isExpr() && "non-immediate displacement for LEA?");
@@ -126,13 +133,3 @@ void X86IntelInstPrinter::printLeaMemReference(const MCInst *MI, unsigned Op,
   
   O << ']';
 }
-
-void X86IntelInstPrinter::printMemReference(const MCInst *MI, unsigned Op,
-                                            raw_ostream &O) {
-  // If this has a segment register, print it.
-  if (MI->getOperand(Op+4).getReg()) {
-    printOperand(MI, Op+4, O);
-    O << ':';
-  }
-  printLeaMemReference(MI, Op, O);
-}