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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 | |
33 namespace v8 { | 31 namespace v8 { |
34 namespace internal { | 32 namespace internal { |
35 | 33 |
36 static const int kNumRegs = 16; | 34 static const int kNumRegs = 16; |
37 static const RegList kJSCallerSaved = | 35 static const RegList kJSCallerSaved = |
38 1 << 0 | // rax | 36 1 << 0 | // rax |
39 1 << 1 | // rcx | 37 1 << 1 | // rcx |
40 1 << 2 | // rdx | 38 1 << 2 | // rdx |
41 1 << 3 | // rbx - used as a caller-saved register in JavaScript code | 39 1 << 3 | // rbx - used as a caller-saved register in JavaScript code |
42 1 << 7; // rdi - callee function | 40 1 << 7; // rdi - callee function |
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123 | 121 |
124 | 122 |
125 inline Object* JavaScriptFrame::function_slot_object() const { | 123 inline Object* JavaScriptFrame::function_slot_object() const { |
126 const int offset = JavaScriptFrameConstants::kFunctionOffset; | 124 const int offset = JavaScriptFrameConstants::kFunctionOffset; |
127 return Memory::Object_at(fp() + offset); | 125 return Memory::Object_at(fp() + offset); |
128 } | 126 } |
129 | 127 |
130 } } // namespace v8::internal | 128 } } // namespace v8::internal |
131 | 129 |
132 #endif // V8_X64_FRAMES_X64_H_ | 130 #endif // V8_X64_FRAMES_X64_H_ |
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