[llvm-commits] [llvm] r81744 - /llvm/trunk/lib/Target/X86/AsmPrinter/X86ATTInstPrinter.cpp
Chris Lattner
sabre at nondot.org
Sun Sep 13 18:34:40 PDT 2009
Author: lattner
Date: Sun Sep 13 20:34:40 2009
New Revision: 81744
URL: http://llvm.org/viewvc/llvm-project?rev=81744&view=rev
Log:
tidy up a bit.
Modified:
llvm/trunk/lib/Target/X86/AsmPrinter/X86ATTInstPrinter.cpp
Modified: llvm/trunk/lib/Target/X86/AsmPrinter/X86ATTInstPrinter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/AsmPrinter/X86ATTInstPrinter.cpp?rev=81744&r1=81743&r2=81744&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/AsmPrinter/X86ATTInstPrinter.cpp (original)
+++ llvm/trunk/lib/Target/X86/AsmPrinter/X86ATTInstPrinter.cpp Sun Sep 13 20:34:40 2009
@@ -41,46 +41,38 @@
}
}
-
void X86ATTInstPrinter::printPICLabel(const MCInst *MI, unsigned Op) {
llvm_unreachable("This is only used for MOVPC32r,"
"should lower before instruction printing!");
}
-
/// print_pcrel_imm - This is used to print an immediate value that ends up
/// being encoded as a pc-relative value. These print slightly differently, for
/// example, a $ is not emitted.
void X86ATTInstPrinter::print_pcrel_imm(const MCInst *MI, unsigned OpNo) {
const MCOperand &Op = MI->getOperand(OpNo);
-
if (Op.isImm())
O << Op.getImm();
- else if (Op.isExpr())
+ else {
+ assert(Op.isExpr() && "unknown pcrel immediate operand");
Op.getExpr()->print(O, MAI);
- else
- llvm_unreachable("Unknown pcrel immediate operand");
+ }
}
-
void X86ATTInstPrinter::printOperand(const MCInst *MI, unsigned OpNo,
- const char *Modifier) {
+ const char *Modifier) {
assert(Modifier == 0 && "Modifiers should not be used");
const MCOperand &Op = MI->getOperand(OpNo);
if (Op.isReg()) {
O << '%' << getRegisterName(Op.getReg());
- return;
} else if (Op.isImm()) {
O << '$' << Op.getImm();
- return;
- } else if (Op.isExpr()) {
+ } else {
+ assert(Op.isExpr() && "unknown operand kind in printOperand");
O << '$';
Op.getExpr()->print(O, MAI);
- return;
}
-
- O << "<<UNKNOWN OPERAND KIND>>";
}
void X86ATTInstPrinter::printLeaMemReference(const MCInst *MI, unsigned Op) {
@@ -114,8 +106,8 @@
}
void X86ATTInstPrinter::printMemReference(const MCInst *MI, unsigned Op) {
- const MCOperand &Segment = MI->getOperand(Op+4);
- if (Segment.getReg()) {
+ // If this has a segment register, print it.
+ if (MI->getOperand(Op+4).getReg()) {
printOperand(MI, Op+4);
O << ':';
}
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