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

Issue 1696043002: [runtime] Unify and simplify how frames are marked (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Fix merge problems Created 4 years, 9 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_ARM_FRAMES_ARM_H_ 5 #ifndef V8_ARM_FRAMES_ARM_H_
6 #define V8_ARM_FRAMES_ARM_H_ 6 #define V8_ARM_FRAMES_ARM_H_
7 7
8 namespace v8 { 8 namespace v8 {
9 namespace internal { 9 namespace internal {
10 10
(...skipping 75 matching lines...) Expand 10 before | Expand all | Expand 10 after
86 86
87 // ---------------------------------------------------- 87 // ----------------------------------------------------
88 88
89 89
90 class EntryFrameConstants : public AllStatic { 90 class EntryFrameConstants : public AllStatic {
91 public: 91 public:
92 static const int kCallerFPOffset = 92 static const int kCallerFPOffset =
93 -(StandardFrameConstants::kFixedFrameSizeFromFp + kPointerSize); 93 -(StandardFrameConstants::kFixedFrameSizeFromFp + kPointerSize);
94 }; 94 };
95 95
96 96 class ExitFrameConstants : public TypedFrameConstants {
97 class ExitFrameConstants : public AllStatic {
98 public: 97 public:
99 static const int kFrameSize = 98 static const int kSPOffset = TYPED_FRAME_PUSHED_VALUE_OFFSET(0);
100 FLAG_enable_embedded_constant_pool ? 3 * kPointerSize : 2 * kPointerSize; 99 static const int kCodeOffset = TYPED_FRAME_PUSHED_VALUE_OFFSET(1);
101 100 DEFINE_TYPED_FRAME_SIZES(2);
102 static const int kConstantPoolOffset =
103 FLAG_enable_embedded_constant_pool ? -3 * kPointerSize : 0;
104 static const int kCodeOffset = -2 * kPointerSize;
105 static const int kSPOffset = -1 * kPointerSize;
106 101
107 // The caller fields are below the frame pointer on the stack. 102 // The caller fields are below the frame pointer on the stack.
108 static const int kCallerFPOffset = 0 * kPointerSize; 103 static const int kCallerFPOffset = 0 * kPointerSize;
109 // The calling JS function is below FP. 104 // The calling JS function is below FP.
110 static const int kCallerPCOffset = 1 * kPointerSize; 105 static const int kCallerPCOffset = 1 * kPointerSize;
111 106
112 // FP-relative displacement of the caller's SP. It points just 107 // FP-relative displacement of the caller's SP. It points just
113 // below the saved PC. 108 // below the saved PC.
114 static const int kCallerSPDisplacement = 2 * kPointerSize; 109 static const int kCallerSPDisplacement = 2 * kPointerSize;
115 }; 110 };
116 111
117 112
118 class JavaScriptFrameConstants : public AllStatic { 113 class JavaScriptFrameConstants : public AllStatic {
119 public: 114 public:
120 // FP-relative. 115 // FP-relative.
121 static const int kLocal0Offset = StandardFrameConstants::kExpressionsOffset; 116 static const int kLocal0Offset = StandardFrameConstants::kExpressionsOffset;
122 static const int kLastParameterOffset = +2 * kPointerSize; 117 static const int kLastParameterOffset = +2 * kPointerSize;
123 static const int kFunctionOffset = StandardFrameConstants::kMarkerOffset; 118 static const int kFunctionOffset = StandardFrameConstants::kFunctionOffset;
124 119
125 // Caller SP-relative. 120 // Caller SP-relative.
126 static const int kParam0Offset = -2 * kPointerSize; 121 static const int kParam0Offset = -2 * kPointerSize;
127 static const int kReceiverOffset = -1 * kPointerSize; 122 static const int kReceiverOffset = -1 * kPointerSize;
128 }; 123 };
129 124
130 125
131 } // namespace internal 126 } // namespace internal
132 } // namespace v8 127 } // namespace v8
133 128
134 #endif // V8_ARM_FRAMES_ARM_H_ 129 #endif // V8_ARM_FRAMES_ARM_H_
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