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Unified Diff: src/hydrogen-instructions.h

Issue 18712002: Convert UnaryOpStub to a HydrogenCodeStub (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: address review Created 7 years, 5 months ago
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Index: src/hydrogen-instructions.h
diff --git a/src/hydrogen-instructions.h b/src/hydrogen-instructions.h
index f9c7832732f77ddf962e52280d98d0848481a5cb..94f136143f0cafc6dbc772f587e3fa40d07cb742 100644
--- a/src/hydrogen-instructions.h
+++ b/src/hydrogen-instructions.h
@@ -92,6 +92,7 @@ class LChunkBuilder;
V(CheckHeapObject) \
V(CheckInstanceType) \
V(CheckMaps) \
+ V(CheckSmi) \
V(CheckPrototypeMaps) \
V(ClampToUint8) \
V(ClassOfTestAndBranch) \
@@ -128,6 +129,7 @@ class LChunkBuilder;
V(InvokeFunction) \
V(IsConstructCallAndBranch) \
V(IsObjectAndBranch) \
+ V(IsNumberAndBranch) \
V(IsStringAndBranch) \
V(IsSmiAndBranch) \
V(IsUndetectableAndBranch) \
@@ -2934,6 +2936,49 @@ class HCheckInstanceType: public HUnaryOperation {
};
+class HCheckSmi: public HUnaryOperation {
+ public:
+ explicit HCheckSmi(HValue* value) : HUnaryOperation(value) {
+ set_representation(Representation::Smi());
+ SetFlag(kUseGVN);
+ }
+
+ virtual Representation RequiredInputRepresentation(int index) {
+ return Representation::Tagged();
+ }
+
+ virtual HType CalculateInferredType();
+
+ virtual HValue* Canonicalize() {
+ HType value_type = value()->type();
+ if (value_type.IsSmi()) {
+ return NULL;
+ }
+ return this;
+ }
+
+ DECLARE_CONCRETE_INSTRUCTION(CheckSmi)
+
+ protected:
+ virtual bool DataEquals(HValue* other) { return true; }
+};
+
+
+class HIsNumberAndBranch: public HUnaryControlInstruction {
+ public:
+ explicit HIsNumberAndBranch(HValue* value)
+ : HUnaryControlInstruction(value, NULL, NULL) {
+ SetFlag(kFlexibleRepresentation);
+ }
+
+ virtual Representation RequiredInputRepresentation(int index) {
+ return Representation::None();
+ }
+
+ DECLARE_CONCRETE_INSTRUCTION(IsNumberAndBranch)
+};
+
+
class HCheckHeapObject: public HUnaryOperation {
public:
explicit HCheckHeapObject(HValue* value) : HUnaryOperation(value) {
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