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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_X64_FRAMES_X64_H_ | 5 #ifndef V8_X64_FRAMES_X64_H_ |
6 #define V8_X64_FRAMES_X64_H_ | 6 #define V8_X64_FRAMES_X64_H_ |
7 | 7 |
8 namespace v8 { | 8 namespace v8 { |
9 namespace internal { | 9 namespace internal { |
10 | 10 |
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32 kXMMRegisterSize * kCalleeSaveXMMRegisters; | 32 kXMMRegisterSize * kCalleeSaveXMMRegisters; |
33 static const int kCallerFPOffset = | 33 static const int kCallerFPOffset = |
34 -3 * kPointerSize + -7 * kRegisterSize - kXMMRegistersBlockSize; | 34 -3 * kPointerSize + -7 * kRegisterSize - kXMMRegistersBlockSize; |
35 #else | 35 #else |
36 // We have 3 Push and 5 pushq in the JSEntryStub::GenerateBody. | 36 // We have 3 Push and 5 pushq in the JSEntryStub::GenerateBody. |
37 static const int kCallerFPOffset = -3 * kPointerSize + -5 * kRegisterSize; | 37 static const int kCallerFPOffset = -3 * kPointerSize + -5 * kRegisterSize; |
38 #endif | 38 #endif |
39 static const int kArgvOffset = 6 * kPointerSize; | 39 static const int kArgvOffset = 6 * kPointerSize; |
40 }; | 40 }; |
41 | 41 |
42 | 42 class ExitFrameConstants : public TypedFrameConstants { |
43 class ExitFrameConstants : public AllStatic { | |
44 public: | 43 public: |
45 static const int kFrameSize = 2 * kPointerSize; | 44 static const int kSPOffset = TYPED_FRAME_PUSHED_VALUE_OFFSET(0); |
46 | 45 static const int kCodeOffset = TYPED_FRAME_PUSHED_VALUE_OFFSET(1); |
47 static const int kCodeOffset = -2 * kPointerSize; | 46 DEFINE_TYPED_FRAME_SIZES(2); |
48 static const int kSPOffset = -1 * kPointerSize; | |
49 | 47 |
50 static const int kCallerFPOffset = +0 * kPointerSize; | 48 static const int kCallerFPOffset = +0 * kPointerSize; |
51 static const int kCallerPCOffset = kFPOnStackSize; | 49 static const int kCallerPCOffset = kFPOnStackSize; |
52 | 50 |
53 // FP-relative displacement of the caller's SP. It points just | 51 // FP-relative displacement of the caller's SP. It points just |
54 // below the saved PC. | 52 // below the saved PC. |
55 static const int kCallerSPDisplacement = kCallerPCOffset + kPCOnStackSize; | 53 static const int kCallerSPDisplacement = kCallerPCOffset + kPCOnStackSize; |
56 | 54 |
57 static const int kConstantPoolOffset = 0; // Not used | 55 static const int kConstantPoolOffset = 0; // Not used |
58 }; | 56 }; |
59 | 57 |
60 | 58 |
61 class JavaScriptFrameConstants : public AllStatic { | 59 class JavaScriptFrameConstants : public AllStatic { |
62 public: | 60 public: |
63 // FP-relative. | 61 // FP-relative. |
64 static const int kLocal0Offset = StandardFrameConstants::kExpressionsOffset; | 62 static const int kLocal0Offset = StandardFrameConstants::kExpressionsOffset; |
65 static const int kLastParameterOffset = kFPOnStackSize + kPCOnStackSize; | 63 static const int kLastParameterOffset = kFPOnStackSize + kPCOnStackSize; |
66 static const int kFunctionOffset = StandardFrameConstants::kMarkerOffset; | 64 static const int kFunctionOffset = StandardFrameConstants::kFunctionOffset; |
67 | 65 |
68 // Caller SP-relative. | 66 // Caller SP-relative. |
69 static const int kParam0Offset = -2 * kPointerSize; | 67 static const int kParam0Offset = -2 * kPointerSize; |
70 static const int kReceiverOffset = -1 * kPointerSize; | 68 static const int kReceiverOffset = -1 * kPointerSize; |
71 }; | 69 }; |
72 | 70 |
73 | 71 |
74 } // namespace internal | 72 } // namespace internal |
75 } // namespace v8 | 73 } // namespace v8 |
76 | 74 |
77 #endif // V8_X64_FRAMES_X64_H_ | 75 #endif // V8_X64_FRAMES_X64_H_ |
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