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Unified Diff: src/arm/code-stubs-arm.h

Issue 18650003: Revert "Convert UnaryOpStub to a HydrogenCodeStub" (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 7 years, 6 months ago
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Index: src/arm/code-stubs-arm.h
diff --git a/src/arm/code-stubs-arm.h b/src/arm/code-stubs-arm.h
index 0202a8a82414e7a34abac921998b66aeae445d1b..1f663f52e9acf7a357b60485a39c45be2ee0b905 100644
--- a/src/arm/code-stubs-arm.h
+++ b/src/arm/code-stubs-arm.h
@@ -80,6 +80,71 @@ class StoreBufferOverflowStub: public PlatformCodeStub {
};
+class UnaryOpStub: public PlatformCodeStub {
+ public:
+ UnaryOpStub(Token::Value op,
+ UnaryOverwriteMode mode,
+ UnaryOpIC::TypeInfo operand_type = UnaryOpIC::UNINITIALIZED)
+ : op_(op),
+ mode_(mode),
+ operand_type_(operand_type) {
+ }
+
+ private:
+ Token::Value op_;
+ UnaryOverwriteMode mode_;
+
+ // Operand type information determined at runtime.
+ UnaryOpIC::TypeInfo operand_type_;
+
+ virtual void PrintName(StringStream* stream);
+
+ class ModeBits: public BitField<UnaryOverwriteMode, 0, 1> {};
+ class OpBits: public BitField<Token::Value, 1, 7> {};
+ class OperandTypeInfoBits: public BitField<UnaryOpIC::TypeInfo, 8, 3> {};
+
+ Major MajorKey() { return UnaryOp; }
+ int MinorKey() {
+ return ModeBits::encode(mode_)
+ | OpBits::encode(op_)
+ | OperandTypeInfoBits::encode(operand_type_);
+ }
+
+ // Note: A lot of the helper functions below will vanish when we use virtual
+ // function instead of switch more often.
+ void Generate(MacroAssembler* masm);
+
+ void GenerateTypeTransition(MacroAssembler* masm);
+
+ void GenerateSmiStub(MacroAssembler* masm);
+ void GenerateSmiStubSub(MacroAssembler* masm);
+ void GenerateSmiStubBitNot(MacroAssembler* masm);
+ void GenerateSmiCodeSub(MacroAssembler* masm, Label* non_smi, Label* slow);
+ void GenerateSmiCodeBitNot(MacroAssembler* masm, Label* slow);
+
+ void GenerateNumberStub(MacroAssembler* masm);
+ void GenerateNumberStubSub(MacroAssembler* masm);
+ void GenerateNumberStubBitNot(MacroAssembler* masm);
+ void GenerateHeapNumberCodeSub(MacroAssembler* masm, Label* slow);
+ void GenerateHeapNumberCodeBitNot(MacroAssembler* masm, Label* slow);
+
+ void GenerateGenericStub(MacroAssembler* masm);
+ void GenerateGenericStubSub(MacroAssembler* masm);
+ void GenerateGenericStubBitNot(MacroAssembler* masm);
+ void GenerateGenericCodeFallback(MacroAssembler* masm);
+
+ virtual Code::Kind GetCodeKind() const { return Code::UNARY_OP_IC; }
+
+ virtual InlineCacheState GetICState() {
+ return UnaryOpIC::ToState(operand_type_);
+ }
+
+ virtual void FinishCode(Handle<Code> code) {
+ code->set_unary_op_type(operand_type_);
+ }
+};
+
+
class StringHelper : public AllStatic {
public:
// Generate code for copying characters using a simple loop. This should only
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