222   HInstruction* left = op->GetLeft();  in TryDeMorganNegationFactoring()  local
227   if (((left->IsNot() && right->IsNot()) ||  in TryDeMorganNegationFactoring()
228        (left->IsBooleanNot() && right->IsBooleanNot())) &&  in TryDeMorganNegationFactoring()
229       left->HasOnlyOneNonEnvironmentUse() &&  in TryDeMorganNegationFactoring()
238     HInstruction* src_left = left->InputAt(0);  in TryDeMorganNegationFactoring()
243     left->ReplaceWith(src_left);  in TryDeMorganNegationFactoring()
245     left->GetBlock()->RemoveInstruction(left);  in TryDeMorganNegationFactoring()
256     if (left->IsBooleanNot()) {  in TryDeMorganNegationFactoring()
444   HInstruction* left = op->GetLeft();  in TryReplaceWithRotate()  local
447   if ((left->IsUShr() && right->IsShl()) || (left->IsShl() && right->IsUShr())) {  in TryReplaceWithRotate()
448     HUShr* ushr = left->IsUShr() ? left->AsUShr() : right->AsUShr();  in TryReplaceWithRotate()
449     HShl* shl = left->IsShl() ? left->AsShl() : right->AsShl();  in TryReplaceWithRotate()
1291   HInstruction* left = instruction->GetLeft();  in VisitAdd()  local
1293   bool left_is_neg = left->IsNeg();  in VisitAdd()
1302   HNeg* neg = left_is_neg ? left->AsNeg() : right->AsNeg();  in VisitAdd()
1313     HInstruction* other = left_is_neg ? right : left;  in VisitAdd()
1330   if ((left->IsSub() || right->IsSub()) &&  in VisitAdd()
1343     if (left->IsSub() && left->InputAt(1) == right) {  in VisitAdd()
1344       instruction->ReplaceWith(left->InputAt(0));  in VisitAdd()
1348     } else if (right->IsSub() && right->InputAt(1) == left) {  in VisitAdd()
1593   HInstruction* left = condition->GetLeft();  in VisitCondition()  local
1601   if (!left->IsCompare() || !right->IsConstant() || right->AsIntConstant()->GetValue() != 0) {  in VisitCondition()
1607   if (!left->GetUses().HasExactlyOneElement()) {  in VisitCondition()
1612   if (!left->GetEnvUses().empty()) {  in VisitCondition()
1619     if (left->HasAnyEnvironmentUseBefore(condition)) {  in VisitCondition()
1625   left->RemoveEnvironmentUsers();  in VisitCondition()
1628   condition->SetBias(left->AsCompare()->GetBias());  in VisitCondition()
1631   condition->ReplaceInput(left->InputAt(0), 0);  in VisitCondition()
1632   condition->ReplaceInput(left->InputAt(1), 1);  in VisitCondition()
1635   left->GetBlock()->RemoveInstruction(left);  in VisitCondition()
2021   HInstruction* left = instruction->GetLeft();  in VisitSub()  local
2023   if (left->IsConstant()) {  in VisitSub()
2024     if (Int64FromConstant(left->AsConstant()) == 0) {  in VisitSub()
2039   if (left->IsNeg() && right->IsNeg()) {  in VisitSub()
2051     HAdd* add = new(GetGraph()->GetAllocator()) HAdd(type, left, right->AsNeg()->GetInput());  in VisitSub()
2058   if (left->IsNeg() && left->HasOnlyOneNonEnvironmentUse()) {  in VisitSub()
2067     HAdd* add = new(GetGraph()->GetAllocator()) HAdd(type, left->AsNeg()->GetInput(), right);  in VisitSub()
2074     left->GetBlock()->RemoveInstruction(left);  in VisitSub()
2082   if (left->IsAdd()) {  in VisitSub()
2092     if (left->InputAt(1) == right) {  in VisitSub()
2093       instruction->ReplaceWith(left->InputAt(0));  in VisitSub()
2097     } else if (left->InputAt(0) == right) {  in VisitSub()
2098       instruction->ReplaceWith(left->InputAt(1));  in VisitSub()
2148   HInstruction* left = instruction->GetLeft();  in VisitXor()  local
2150   if (((left->IsNot() && right->IsNot()) ||  in VisitXor()
2151        (left->IsBooleanNot() && right->IsBooleanNot())) &&  in VisitXor()
2152       left->HasOnlyOneNonEnvironmentUse() &&  in VisitXor()
2160     instruction->ReplaceInput(left->InputAt(0), 0);  in VisitXor()
2162     left->GetBlock()->RemoveInstruction(left);  in VisitXor()
2784   HInstruction* left = instruction->GetLeft();  in TryHandleAssociativeAndCommutativeOperation()  local
2790   if (instruction->GetKind() == left->GetKind() && right->IsConstant()) {  in TryHandleAssociativeAndCommutativeOperation()
2792     y = left->AsBinaryOperation();  in TryHandleAssociativeAndCommutativeOperation()
2793   } else if (left->IsConstant() && instruction->GetKind() == right->GetKind()) {  in TryHandleAssociativeAndCommutativeOperation()
2794     const2 = left->AsConstant();  in TryHandleAssociativeAndCommutativeOperation()
2862   HInstruction* left = instruction->GetLeft();  in TrySubtractionChainSimplification()  local
2865   HConstant* const2 = right->IsConstant() ? right->AsConstant() : left->AsConstant();  in TrySubtractionChainSimplification()
2870   HBinaryOperation* y = (AsAddOrSub(left) != nullptr)  in TrySubtractionChainSimplification()
2871       ? left->AsBinaryOperation()  in TrySubtractionChainSimplification()
2880   left = y->GetLeft();  in TrySubtractionChainSimplification()
2881   HConstant* const1 = left->IsConstant() ? left->AsConstant() : y->GetRight()->AsConstant();  in TrySubtractionChainSimplification()
2886   HInstruction* x = (const1 == left) ? y->GetRight() : left;  in TrySubtractionChainSimplification()