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Unified Diff: src/arm64/lithium-arm64.h

Issue 1304633002: Correctify instanceof and make it optimizable. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: REBASE. Add MIPS/MIPS64 ports. Created 5 years, 4 months ago
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Index: src/arm64/lithium-arm64.h
diff --git a/src/arm64/lithium-arm64.h b/src/arm64/lithium-arm64.h
index 70337778f4988e7ebe9b0352e182cf1b6bf84b71..8e580c9ff9d53404da66aaf2438f26397f824205 100644
--- a/src/arm64/lithium-arm64.h
+++ b/src/arm64/lithium-arm64.h
@@ -86,10 +86,10 @@ class LCodeGen;
V(GetCachedArrayIndex) \
V(Goto) \
V(HasCachedArrayIndexAndBranch) \
+ V(HasInPrototypeChainAndBranch) \
V(HasInstanceTypeAndBranch) \
V(InnerAllocatedObject) \
V(InstanceOf) \
- V(InstanceOfKnownGlobal) \
V(InstructionGap) \
V(Integer32ToDouble) \
V(InvokeFunction) \
@@ -246,8 +246,6 @@ class LInstruction : public ZoneObject {
void set_hydrogen_value(HValue* value) { hydrogen_value_ = value; }
HValue* hydrogen_value() const { return hydrogen_value_; }
- virtual void SetDeferredLazyDeoptimizationEnvironment(LEnvironment* env) { }
-
void MarkAsCall() { bit_field_ = IsCallBits::update(bit_field_, true); }
bool IsCall() const { return IsCallBits::decode(bit_field_); }
@@ -1481,39 +1479,30 @@ class LInstanceOf final : public LTemplateInstruction<1, 3, 0> {
inputs_[2] = right;
}
- LOperand* context() { return inputs_[0]; }
- LOperand* left() { return inputs_[1]; }
- LOperand* right() { return inputs_[2]; }
+ LOperand* context() const { return inputs_[0]; }
+ LOperand* left() const { return inputs_[1]; }
+ LOperand* right() const { return inputs_[2]; }
DECLARE_CONCRETE_INSTRUCTION(InstanceOf, "instance-of")
};
-class LInstanceOfKnownGlobal final : public LTemplateInstruction<1, 2, 0> {
+class LHasInPrototypeChainAndBranch final : public LControlInstruction<2, 1> {
public:
- LInstanceOfKnownGlobal(LOperand* context, LOperand* value) {
- inputs_[0] = context;
- inputs_[1] = value;
+ LHasInPrototypeChainAndBranch(LOperand* object, LOperand* prototype,
+ LOperand* scratch) {
+ inputs_[0] = object;
+ inputs_[1] = prototype;
+ temps_[0] = scratch;
}
- LOperand* context() { return inputs_[0]; }
- LOperand* value() { return inputs_[1]; }
+ LOperand* object() const { return inputs_[0]; }
+ LOperand* prototype() const { return inputs_[1]; }
+ LOperand* scratch() const { return temps_[0]; }
- DECLARE_CONCRETE_INSTRUCTION(InstanceOfKnownGlobal,
- "instance-of-known-global")
- DECLARE_HYDROGEN_ACCESSOR(InstanceOfKnownGlobal)
-
- Handle<JSFunction> function() const { return hydrogen()->function(); }
- LEnvironment* GetDeferredLazyDeoptimizationEnvironment() {
- return lazy_deopt_env_;
- }
- virtual void SetDeferredLazyDeoptimizationEnvironment(
- LEnvironment* env) override {
- lazy_deopt_env_ = env;
- }
-
- private:
- LEnvironment* lazy_deopt_env_;
+ DECLARE_CONCRETE_INSTRUCTION(HasInPrototypeChainAndBranch,
+ "has-in-prototype-chain-and-branch")
+ DECLARE_HYDROGEN_ACCESSOR(HasInPrototypeChainAndBranch)
};
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