Index: src/hydrogen-instructions.h |
diff --git a/src/hydrogen-instructions.h b/src/hydrogen-instructions.h |
index d6d5cfb891f1dbffc7f85d7c82ef87b33f804811..701813133c4795807d4d070fe915fc0a074ece9b 100644 |
--- a/src/hydrogen-instructions.h |
+++ b/src/hydrogen-instructions.h |
@@ -2208,7 +2208,11 @@ class HCompare: public HBinaryOperation { |
} |
void SetInputRepresentation(Representation r); |
- virtual bool EmitAtUses() const { return uses()->length() <= 1; } |
+ |
+ virtual bool EmitAtUses() const { |
+ return !HasSideEffects() && (uses()->length() <= 1); |
+ } |
+ |
virtual Representation RequiredInputRepresentation(int index) const { |
return input_representation_; |
} |
@@ -2246,7 +2250,10 @@ class HCompareJSObjectEq: public HBinaryOperation { |
SetFlag(kUseGVN); |
} |
- virtual bool EmitAtUses() const { return uses()->length() <= 1; } |
+ virtual bool EmitAtUses() const { |
+ return !HasSideEffects() && (uses()->length() <= 1); |
+ } |
+ |
virtual Representation RequiredInputRepresentation(int index) const { |
return Representation::Tagged(); |
} |
@@ -2265,7 +2272,11 @@ class HUnaryPredicate: public HUnaryOperation { |
set_representation(Representation::Tagged()); |
SetFlag(kUseGVN); |
} |
- virtual bool EmitAtUses() const { return uses()->length() <= 1; } |
+ |
+ virtual bool EmitAtUses() const { |
+ return !HasSideEffects() && (uses()->length() <= 1); |
+ } |
+ |
virtual Representation RequiredInputRepresentation(int index) const { |
return Representation::Tagged(); |
} |
@@ -2322,7 +2333,9 @@ class HIsConstructCall: public HInstruction { |
SetFlag(kUseGVN); |
} |
- virtual bool EmitAtUses() const { return uses()->length() <= 1; } |
+ virtual bool EmitAtUses() const { |
+ return !HasSideEffects() && (uses()->length() <= 1); |
+ } |
DECLARE_CONCRETE_INSTRUCTION(IsConstructCall, "is_construct_call") |
@@ -2427,7 +2440,9 @@ class HInstanceOf: public HInstruction { |
HValue* left() const { return operands_[1]; } |
HValue* right() const { return operands_[2]; } |
- virtual bool EmitAtUses() const { return uses()->length() <= 1; } |
+ virtual bool EmitAtUses() const { |
+ return !HasSideEffects() && (uses()->length() <= 1); |
+ } |
virtual Representation RequiredInputRepresentation(int index) const { |
return Representation::Tagged(); |