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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef V8_CODE_STUBS_H_ | 5 #ifndef V8_CODE_STUBS_H_ |
6 #define V8_CODE_STUBS_H_ | 6 #define V8_CODE_STUBS_H_ |
7 | 7 |
8 #include "src/allocation.h" | 8 #include "src/allocation.h" |
9 #include "src/assembler.h" | 9 #include "src/assembler.h" |
10 #include "src/code-stub-assembler.h" | 10 #include "src/code-stub-assembler.h" |
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1809 bool is_lazy) | 1809 bool is_lazy) |
1810 : CallApiCallbackStub(isolate, is_store ? 1 : 0, is_store, | 1810 : CallApiCallbackStub(isolate, is_store ? 1 : 0, is_store, |
1811 call_data_undefined, is_lazy) {} | 1811 call_data_undefined, is_lazy) {} |
1812 | 1812 |
1813 // CallApiCallbackStub for callback functions. | 1813 // CallApiCallbackStub for callback functions. |
1814 CallApiCallbackStub(Isolate* isolate, int argc, bool call_data_undefined, | 1814 CallApiCallbackStub(Isolate* isolate, int argc, bool call_data_undefined, |
1815 bool is_lazy) | 1815 bool is_lazy) |
1816 : CallApiCallbackStub(isolate, argc, false, call_data_undefined, | 1816 : CallApiCallbackStub(isolate, argc, false, call_data_undefined, |
1817 is_lazy) {} | 1817 is_lazy) {} |
1818 | 1818 |
1819 CallInterfaceDescriptor GetCallInterfaceDescriptor() const override { | |
1820 return ApiCallbackDescriptorBase::ForArgs(isolate(), argc()); | |
1821 } | |
1822 | |
1823 private: | 1819 private: |
1824 CallApiCallbackStub(Isolate* isolate, int argc, bool is_store, | 1820 CallApiCallbackStub(Isolate* isolate, int argc, bool is_store, |
1825 bool call_data_undefined, bool is_lazy) | 1821 bool call_data_undefined, bool is_lazy) |
1826 : PlatformCodeStub(isolate) { | 1822 : PlatformCodeStub(isolate) { |
1827 CHECK(0 <= argc && argc <= kArgMax); | 1823 CHECK(0 <= argc && argc <= kArgMax); |
1828 minor_key_ = IsStoreBits::encode(is_store) | | 1824 minor_key_ = IsStoreBits::encode(is_store) | |
1829 CallDataUndefinedBits::encode(call_data_undefined) | | 1825 CallDataUndefinedBits::encode(call_data_undefined) | |
1830 ArgumentBits::encode(argc) | | 1826 ArgumentBits::encode(argc) | |
1831 IsLazyAccessorBits::encode(is_lazy); | 1827 IsLazyAccessorBits::encode(is_lazy); |
1832 } | 1828 } |
1833 | 1829 |
1834 bool is_store() const { return IsStoreBits::decode(minor_key_); } | 1830 bool is_store() const { return IsStoreBits::decode(minor_key_); } |
1835 bool is_lazy() const { return IsLazyAccessorBits::decode(minor_key_); } | 1831 bool is_lazy() const { return IsLazyAccessorBits::decode(minor_key_); } |
1836 bool call_data_undefined() const { | 1832 bool call_data_undefined() const { |
1837 return CallDataUndefinedBits::decode(minor_key_); | 1833 return CallDataUndefinedBits::decode(minor_key_); |
1838 } | 1834 } |
1839 int argc() const { return ArgumentBits::decode(minor_key_); } | 1835 int argc() const { return ArgumentBits::decode(minor_key_); } |
1840 | 1836 |
1841 class IsStoreBits: public BitField<bool, 0, 1> {}; | 1837 class IsStoreBits: public BitField<bool, 0, 1> {}; |
1842 class CallDataUndefinedBits: public BitField<bool, 1, 1> {}; | 1838 class CallDataUndefinedBits: public BitField<bool, 1, 1> {}; |
1843 class ArgumentBits : public BitField<int, 2, kArgBits> {}; | 1839 class ArgumentBits : public BitField<int, 2, kArgBits> {}; |
1844 class IsLazyAccessorBits : public BitField<bool, 3 + kArgBits, 1> {}; | 1840 class IsLazyAccessorBits : public BitField<bool, 3 + kArgBits, 1> {}; |
1845 | 1841 |
| 1842 DEFINE_CALL_INTERFACE_DESCRIPTOR(ApiCallback); |
1846 DEFINE_PLATFORM_CODE_STUB(CallApiCallback, PlatformCodeStub); | 1843 DEFINE_PLATFORM_CODE_STUB(CallApiCallback, PlatformCodeStub); |
1847 }; | 1844 }; |
1848 | 1845 |
1849 | 1846 |
1850 class CallApiGetterStub : public PlatformCodeStub { | 1847 class CallApiGetterStub : public PlatformCodeStub { |
1851 public: | 1848 public: |
1852 explicit CallApiGetterStub(Isolate* isolate) : PlatformCodeStub(isolate) {} | 1849 explicit CallApiGetterStub(Isolate* isolate) : PlatformCodeStub(isolate) {} |
1853 | 1850 |
1854 DEFINE_CALL_INTERFACE_DESCRIPTOR(ApiGetter); | 1851 DEFINE_CALL_INTERFACE_DESCRIPTOR(ApiGetter); |
1855 DEFINE_PLATFORM_CODE_STUB(CallApiGetter, PlatformCodeStub); | 1852 DEFINE_PLATFORM_CODE_STUB(CallApiGetter, PlatformCodeStub); |
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3146 #undef DEFINE_HYDROGEN_CODE_STUB | 3143 #undef DEFINE_HYDROGEN_CODE_STUB |
3147 #undef DEFINE_CODE_STUB | 3144 #undef DEFINE_CODE_STUB |
3148 #undef DEFINE_CODE_STUB_BASE | 3145 #undef DEFINE_CODE_STUB_BASE |
3149 | 3146 |
3150 extern Representation RepresentationFromMachineType(MachineType type); | 3147 extern Representation RepresentationFromMachineType(MachineType type); |
3151 | 3148 |
3152 } // namespace internal | 3149 } // namespace internal |
3153 } // namespace v8 | 3150 } // namespace v8 |
3154 | 3151 |
3155 #endif // V8_CODE_STUBS_H_ | 3152 #endif // V8_CODE_STUBS_H_ |
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