Index: src/compiler/machine-operator.h |
diff --git a/src/compiler/machine-operator.h b/src/compiler/machine-operator.h |
index 2087ab8454e19d6e8151624d8fa96d8aeff0d6a7..4af4a568898a53ecc28cf78c000653456df0e534 100644 |
--- a/src/compiler/machine-operator.h |
+++ b/src/compiler/machine-operator.h |
@@ -97,6 +97,8 @@ int StackSlotSizeOf(Operator const* op); |
MachineRepresentation AtomicStoreRepresentationOf(Operator const* op); |
+MachineType AtomicExchangeRepresentationOf(Operator const* op); |
+ |
// Interface for building machine-level operators. These operators are |
// machine-level but machine-independent and thus define a language suitable |
// for generating code to run on architectures such as ia32, x64, arm, etc. |
@@ -619,6 +621,8 @@ class V8_EXPORT_PRIVATE MachineOperatorBuilder final |
const Operator* AtomicLoad(LoadRepresentation rep); |
// atomic-store [base + index], value |
const Operator* AtomicStore(MachineRepresentation rep); |
+ // atomic-exchange [base + index], value |
+ const Operator* AtomicExchange(MachineType rep); |
// Target machine word-size assumed by this builder. |
bool Is32() const { return word() == MachineRepresentation::kWord32; } |