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| 1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 the V8 project authors. All rights reserved. |
| 2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
| 3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
| 4 // met: | 4 // met: |
| 5 // | 5 // |
| 6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
| 7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
| 8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
| 9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
| 10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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| 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | 27 |
| 28 #ifndef V8_X64_FRAMES_X64_H_ | 28 #ifndef V8_X64_FRAMES_X64_H_ |
| 29 #define V8_X64_FRAMES_X64_H_ | 29 #define V8_X64_FRAMES_X64_H_ |
| 30 | 30 |
| 31 #include "memory.h" |
| 32 |
| 31 namespace v8 { | 33 namespace v8 { |
| 32 namespace internal { | 34 namespace internal { |
| 33 | 35 |
| 34 static const int kNumRegs = 16; | 36 static const int kNumRegs = 16; |
| 35 static const RegList kJSCallerSaved = | 37 static const RegList kJSCallerSaved = |
| 36 1 << 0 | // rax | 38 1 << 0 | // rax |
| 37 1 << 1 | // rcx | 39 1 << 1 | // rcx |
| 38 1 << 2 | // rdx | 40 1 << 2 | // rdx |
| 39 1 << 3 | // rbx - used as a caller-saved register in JavaScript code | 41 1 << 3 | // rbx - used as a caller-saved register in JavaScript code |
| 40 1 << 7; // rdi - callee function | 42 1 << 7; // rdi - callee function |
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| 121 | 123 |
| 122 | 124 |
| 123 inline Object* JavaScriptFrame::function_slot_object() const { | 125 inline Object* JavaScriptFrame::function_slot_object() const { |
| 124 const int offset = JavaScriptFrameConstants::kFunctionOffset; | 126 const int offset = JavaScriptFrameConstants::kFunctionOffset; |
| 125 return Memory::Object_at(fp() + offset); | 127 return Memory::Object_at(fp() + offset); |
| 126 } | 128 } |
| 127 | 129 |
| 128 } } // namespace v8::internal | 130 } } // namespace v8::internal |
| 129 | 131 |
| 130 #endif // V8_X64_FRAMES_X64_H_ | 132 #endif // V8_X64_FRAMES_X64_H_ |
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