use ArgOperand API, also tighten the type of visitFree to make this work out smoothly

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106736 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 6 insertions, 6 deletions

diff --git a/lib/Transforms/InstCombine/InstructionCombining.cpp b/lib/Transforms/InstCombine/InstructionCombining.cpp
index ab43f7d..eb22b84 100644
--- a/lib/Transforms/InstCombine/InstructionCombining.cpp
+++ b/lib/Transforms/InstCombine/InstructionCombining.cpp
@@ -756,8 +756,8 @@ Instruction *InstCombiner::visitMalloc(Instruction &MI) {
 
 
 
-Instruction *InstCombiner::visitFree(Instruction &FI) {
-  Value *Op = FI.getOperand(1);
+Instruction *InstCombiner::visitFree(CallInst &FI) {
+  Value *Op = FI.getArgOperand(0);
 
   // free undef -> unreachable.
   if (isa<UndefValue>(Op)) {
@@ -925,7 +925,7 @@ Instruction *InstCombiner::visitExtractValueInst(ExtractValueInst &EV) {
   if (IntrinsicInst *II = dyn_cast<IntrinsicInst>(Agg)) {
     // We're extracting from an intrinsic, see if we're the only user, which
     // allows us to simplify multiple result intrinsics to simpler things that
-    // just get one value..
+    // just get one value.
     if (II->hasOneUse()) {
       // Check if we're grabbing the overflow bit or the result of a 'with
       // overflow' intrinsic.  If it's the latter we can remove the intrinsic
@@ -934,7 +934,7 @@ Instruction *InstCombiner::visitExtractValueInst(ExtractValueInst &EV) {
       case Intrinsic::uadd_with_overflow:
       case Intrinsic::sadd_with_overflow:
         if (*EV.idx_begin() == 0) {  // Normal result.
-          Value *LHS = II->getOperand(1), *RHS = II->getOperand(2);
+          Value *LHS = II->getArgOperand(0), *RHS = II->getArgOperand(1);
           II->replaceAllUsesWith(UndefValue::get(II->getType()));
           EraseInstFromFunction(*II);
           return BinaryOperator::CreateAdd(LHS, RHS);
@@ -943,7 +943,7 @@ Instruction *InstCombiner::visitExtractValueInst(ExtractValueInst &EV) {
       case Intrinsic::usub_with_overflow:
       case Intrinsic::ssub_with_overflow:
         if (*EV.idx_begin() == 0) {  // Normal result.
-          Value *LHS = II->getOperand(1), *RHS = II->getOperand(2);
+          Value *LHS = II->getArgOperand(0), *RHS = II->getArgOperand(1);
           II->replaceAllUsesWith(UndefValue::get(II->getType()));
           EraseInstFromFunction(*II);
           return BinaryOperator::CreateSub(LHS, RHS);
@@ -952,7 +952,7 @@ Instruction *InstCombiner::visitExtractValueInst(ExtractValueInst &EV) {
       case Intrinsic::umul_with_overflow:
       case Intrinsic::smul_with_overflow:
         if (*EV.idx_begin() == 0) {  // Normal result.
-          Value *LHS = II->getOperand(1), *RHS = II->getOperand(2);
+          Value *LHS = II->getArgOperand(0), *RHS = II->getArgOperand(1);
           II->replaceAllUsesWith(UndefValue::get(II->getType()));
           EraseInstFromFunction(*II);
           return BinaryOperator::CreateMul(LHS, RHS);