AArch64: Merge isa with dyn_cast

dexonsmith · dexonsmith · commit c4db656221f5 · 2014-07-02T17:26:39.000Z
llvm-svn: 212194
diff --git a/llvm/lib/Target/AArch64/AArch64AddressTypePromotion.cpp b/llvm/lib/Target/AArch64/AArch64AddressTypePromotion.cpp
@@ -267,8 +267,7 @@ AArch64AddressTypePromotion::propagateSignExtension(Instructions &SExtInsts) {
     }
 
     // Now try to get through the chain of definitions.
-    while (isa<Instruction>(SExt->getOperand(0))) {
-      Instruction *Inst = dyn_cast<Instruction>(SExt->getOperand(0));
+    while (auto *Inst = dyn_cast<Instruction>(SExt->getOperand(0))) {
       DEBUG(dbgs() << "Try to get through:\n" << *Inst << '\n');
       if (!canGetThrough(Inst) || !shouldGetThrough(Inst)) {
         // We cannot get through something that is not an Instruction

Original file line number	Diff line number	Diff line change
`@@ -267,8 +267,7 @@ AArch64AddressTypePromotion::propagateSignExtension(Instructions &SExtInsts) {`
`267`	`267`	`}`
`268`	`268`
`269`	`269`	`// Now try to get through the chain of definitions.`
`270`		`- while (isa<Instruction>(SExt->getOperand(0))) {`
`271`		`- Instruction *Inst = dyn_cast<Instruction>(SExt->getOperand(0));`
	`270`	`+ while (auto *Inst = dyn_cast<Instruction>(SExt->getOperand(0))) {`
`272`	`271`	`DEBUG(dbgs() << "Try to get through:\n" << *Inst << '\n');`
`273`	`272`	`if (!canGetThrough(Inst) \|\| !shouldGetThrough(Inst)) {`
`274`	`273`	`// We cannot get through something that is not an Instruction`