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Side by Side Diff: src/ia32/frames-ia32.h

Issue 1696043002: [runtime] Unify and simplify how frames are marked (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Tweaks Created 4 years, 10 months ago
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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_IA32_FRAMES_IA32_H_ 5 #ifndef V8_IA32_FRAMES_IA32_H_
6 #define V8_IA32_FRAMES_IA32_H_ 6 #define V8_IA32_FRAMES_IA32_H_
7 7
8 namespace v8 { 8 namespace v8 {
9 namespace internal { 9 namespace internal {
10 10
(...skipping 28 matching lines...) Expand all
39 public: 39 public:
40 static const int kCallerFPOffset = -6 * kPointerSize; 40 static const int kCallerFPOffset = -6 * kPointerSize;
41 41
42 static const int kNewTargetArgOffset = +2 * kPointerSize; 42 static const int kNewTargetArgOffset = +2 * kPointerSize;
43 static const int kFunctionArgOffset = +3 * kPointerSize; 43 static const int kFunctionArgOffset = +3 * kPointerSize;
44 static const int kReceiverArgOffset = +4 * kPointerSize; 44 static const int kReceiverArgOffset = +4 * kPointerSize;
45 static const int kArgcOffset = +5 * kPointerSize; 45 static const int kArgcOffset = +5 * kPointerSize;
46 static const int kArgvOffset = +6 * kPointerSize; 46 static const int kArgvOffset = +6 * kPointerSize;
47 }; 47 };
48 48
49 49 class ExitFrameConstants : public TypedFrameConstants {
50 class ExitFrameConstants : public AllStatic {
51 public: 50 public:
52 static const int kFrameSize = 2 * kPointerSize; 51 static const int kSPOffset = TYPED_FRAME_PUSHED_VALUE_OFFSET(0);
53 52 static const int kCodeOffset = TYPED_FRAME_PUSHED_VALUE_OFFSET(1);
54 static const int kCodeOffset = -2 * kPointerSize; 53 DEFINE_TYPED_FRAME_SIZES(2);
55 static const int kSPOffset = -1 * kPointerSize;
56 54
57 static const int kCallerFPOffset = 0 * kPointerSize; 55 static const int kCallerFPOffset = 0 * kPointerSize;
58 static const int kCallerPCOffset = +1 * kPointerSize; 56 static const int kCallerPCOffset = +1 * kPointerSize;
59 57
60 // FP-relative displacement of the caller's SP. It points just 58 // FP-relative displacement of the caller's SP. It points just
61 // below the saved PC. 59 // below the saved PC.
62 static const int kCallerSPDisplacement = +2 * kPointerSize; 60 static const int kCallerSPDisplacement = +2 * kPointerSize;
63 61
64 static const int kConstantPoolOffset = 0; // Not used 62 static const int kConstantPoolOffset = 0; // Not used
65 }; 63 };
66 64
67 65
68 class JavaScriptFrameConstants : public AllStatic { 66 class JavaScriptFrameConstants : public AllStatic {
69 public: 67 public:
70 // FP-relative. 68 // FP-relative.
71 static const int kLocal0Offset = StandardFrameConstants::kExpressionsOffset; 69 static const int kLocal0Offset = StandardFrameConstants::kExpressionsOffset;
72 static const int kLastParameterOffset = +2 * kPointerSize; 70 static const int kLastParameterOffset = +2 * kPointerSize;
73 static const int kFunctionOffset = StandardFrameConstants::kMarkerOffset; 71 static const int kFunctionOffset = StandardFrameConstants::kFunctionOffset;
74 72
75 // Caller SP-relative. 73 // Caller SP-relative.
76 static const int kParam0Offset = -2 * kPointerSize; 74 static const int kParam0Offset = -2 * kPointerSize;
77 static const int kReceiverOffset = -1 * kPointerSize; 75 static const int kReceiverOffset = -1 * kPointerSize;
78 76
79 static const int kDynamicAlignmentStateOffset = kLocal0Offset; 77 static const int kDynamicAlignmentStateOffset = kLocal0Offset;
80 }; 78 };
81 79
82 80
83 } // namespace internal 81 } // namespace internal
84 } // namespace v8 82 } // namespace v8
85 83
86 #endif // V8_IA32_FRAMES_IA32_H_ 84 #endif // V8_IA32_FRAMES_IA32_H_
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