mirror of
https://github.com/RPCS3/llvm.git
synced 2025-01-01 09:18:30 +00:00
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
This commit is contained in:
parent
3ccbb22eaf
commit
916973706d
@ -179,7 +179,7 @@ public:
|
||||
Instruction *visitGetElementPtrInst(GetElementPtrInst &GEP);
|
||||
Instruction *visitAllocaInst(AllocaInst &AI);
|
||||
Instruction *visitMalloc(Instruction &FI);
|
||||
Instruction *visitFree(Instruction &FI);
|
||||
Instruction *visitFree(CallInst &FI);
|
||||
Instruction *visitLoadInst(LoadInst &LI);
|
||||
Instruction *visitStoreInst(StoreInst &SI);
|
||||
Instruction *visitBranchInst(BranchInst &BI);
|
||||
|
@ -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);
|
||||
|
Loading…
Reference in New Issue
Block a user