PR8053: Fix encoding of S bit in some ARM instructions.
Patch by Zonr Chang!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126967 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMCodeEmitter.cpp b/lib/Target/ARM/ARMCodeEmitter.cpp
index 51d771e..853f234 100644
--- a/lib/Target/ARM/ARMCodeEmitter.cpp
+++ b/lib/Target/ARM/ARMCodeEmitter.cpp
@@ -976,7 +976,7 @@
unsigned ARMCodeEmitter::getAddrModeSBit(const MachineInstr &MI,
const TargetInstrDesc &TID) const {
- for (unsigned i = MI.getNumOperands(), e = TID.getNumOperands(); i != e; --i){
+ for (unsigned i = MI.getNumOperands(), e = TID.getNumOperands(); i >= e; --i){
const MachineOperand &MO = MI.getOperand(i-1);
if (MO.isReg() && MO.isDef() && MO.getReg() == ARM::CPSR)
return 1 << ARMII::S_BitShift;