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

Issue 8680013: Remove the static qualifier from functions in header files. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Restored static const references on ARM and MIPS. Created 9 years ago
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1 // Copyright 2011 the V8 project authors. All rights reserved. 1 // Copyright 2011 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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28 #ifndef V8_ARM_FRAMES_ARM_H_ 28 #ifndef V8_ARM_FRAMES_ARM_H_
29 #define V8_ARM_FRAMES_ARM_H_ 29 #define V8_ARM_FRAMES_ARM_H_
30 30
31 namespace v8 { 31 namespace v8 {
32 namespace internal { 32 namespace internal {
33 33
34 34
35 // The ARM ABI does not specify the usage of register r9, which may be reserved 35 // The ARM ABI does not specify the usage of register r9, which may be reserved
36 // as the static base or thread register on some platforms, in which case we 36 // as the static base or thread register on some platforms, in which case we
37 // leave it alone. Adjust the value of kR9Available accordingly: 37 // leave it alone. Adjust the value of kR9Available accordingly:
38 static const int kR9Available = 1; // 1 if available to us, 0 if reserved 38 const int kR9Available = 1; // 1 if available to us, 0 if reserved
39 39
40 40
41 // Register list in load/store instructions 41 // Register list in load/store instructions
42 // Note that the bit values must match those used in actual instruction encoding 42 // Note that the bit values must match those used in actual instruction encoding
43 static const int kNumRegs = 16; 43 const int kNumRegs = 16;
44 44
45 45
46 // Caller-saved/arguments registers 46 // Caller-saved/arguments registers
47 static const RegList kJSCallerSaved = 47 const RegList kJSCallerSaved =
48 1 << 0 | // r0 a1 48 1 << 0 | // r0 a1
49 1 << 1 | // r1 a2 49 1 << 1 | // r1 a2
50 1 << 2 | // r2 a3 50 1 << 2 | // r2 a3
51 1 << 3; // r3 a4 51 1 << 3; // r3 a4
52 52
53 static const int kNumJSCallerSaved = 4; 53 const int kNumJSCallerSaved = 4;
54 54
55 typedef Object* JSCallerSavedBuffer[kNumJSCallerSaved]; 55 typedef Object* JSCallerSavedBuffer[kNumJSCallerSaved];
56 56
57 // Return the code of the n-th caller-saved register available to JavaScript 57 // Return the code of the n-th caller-saved register available to JavaScript
58 // e.g. JSCallerSavedReg(0) returns r0.code() == 0 58 // e.g. JSCallerSavedReg(0) returns r0.code() == 0
59 int JSCallerSavedCode(int n); 59 int JSCallerSavedCode(int n);
60 60
61 61
62 // Callee-saved registers preserved when switching from C to JavaScript 62 // Callee-saved registers preserved when switching from C to JavaScript
63 static const RegList kCalleeSaved = 63 const RegList kCalleeSaved =
64 1 << 4 | // r4 v1 64 1 << 4 | // r4 v1
65 1 << 5 | // r5 v2 65 1 << 5 | // r5 v2
66 1 << 6 | // r6 v3 66 1 << 6 | // r6 v3
67 1 << 7 | // r7 v4 67 1 << 7 | // r7 v4
68 1 << 8 | // r8 v5 (cp in JavaScript code) 68 1 << 8 | // r8 v5 (cp in JavaScript code)
69 kR9Available << 9 | // r9 v6 69 kR9Available << 9 | // r9 v6
70 1 << 10 | // r10 v7 70 1 << 10 | // r10 v7
71 1 << 11; // r11 v8 (fp in JavaScript code) 71 1 << 11; // r11 v8 (fp in JavaScript code)
72 72
73 // When calling into C++ (only for C++ calls that can't cause a GC). 73 // When calling into C++ (only for C++ calls that can't cause a GC).
74 // The call code will take care of lr, fp, etc. 74 // The call code will take care of lr, fp, etc.
75 static const RegList kCallerSaved = 75 const RegList kCallerSaved =
76 1 << 0 | // r0 76 1 << 0 | // r0
77 1 << 1 | // r1 77 1 << 1 | // r1
78 1 << 2 | // r2 78 1 << 2 | // r2
79 1 << 3 | // r3 79 1 << 3 | // r3
80 1 << 9; // r9 80 1 << 9; // r9
81 81
82 82
83 static const int kNumCalleeSaved = 7 + kR9Available; 83 const int kNumCalleeSaved = 7 + kR9Available;
84 84
85 // Double registers d8 to d15 are callee-saved. 85 // Double registers d8 to d15 are callee-saved.
86 static const int kNumDoubleCalleeSaved = 8; 86 const int kNumDoubleCalleeSaved = 8;
87 87
88 88
89 // Number of registers for which space is reserved in safepoints. Must be a 89 // Number of registers for which space is reserved in safepoints. Must be a
90 // multiple of 8. 90 // multiple of 8.
91 // TODO(regis): Only 8 registers may actually be sufficient. Revisit. 91 // TODO(regis): Only 8 registers may actually be sufficient. Revisit.
92 static const int kNumSafepointRegisters = 16; 92 const int kNumSafepointRegisters = 16;
93 93
94 // Define the list of registers actually saved at safepoints. 94 // Define the list of registers actually saved at safepoints.
95 // Note that the number of saved registers may be smaller than the reserved 95 // Note that the number of saved registers may be smaller than the reserved
96 // space, i.e. kNumSafepointSavedRegisters <= kNumSafepointRegisters. 96 // space, i.e. kNumSafepointSavedRegisters <= kNumSafepointRegisters.
97 static const RegList kSafepointSavedRegisters = kJSCallerSaved | kCalleeSaved; 97 const RegList kSafepointSavedRegisters = kJSCallerSaved | kCalleeSaved;
98 static const int kNumSafepointSavedRegisters = 98 const int kNumSafepointSavedRegisters = kNumJSCallerSaved + kNumCalleeSaved;
99 kNumJSCallerSaved + kNumCalleeSaved;
100 99
101 // ---------------------------------------------------- 100 // ----------------------------------------------------
102 101
103 102
104 class StackHandlerConstants : public AllStatic { 103 class StackHandlerConstants : public AllStatic {
105 public: 104 public:
106 static const int kNextOffset = 0 * kPointerSize; 105 static const int kNextOffset = 0 * kPointerSize;
107 static const int kCodeOffset = 1 * kPointerSize; 106 static const int kCodeOffset = 1 * kPointerSize;
108 static const int kStateOffset = 2 * kPointerSize; 107 static const int kStateOffset = 2 * kPointerSize;
109 static const int kContextOffset = 3 * kPointerSize; 108 static const int kContextOffset = 3 * kPointerSize;
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173 172
174 inline Object* JavaScriptFrame::function_slot_object() const { 173 inline Object* JavaScriptFrame::function_slot_object() const {
175 const int offset = JavaScriptFrameConstants::kFunctionOffset; 174 const int offset = JavaScriptFrameConstants::kFunctionOffset;
176 return Memory::Object_at(fp() + offset); 175 return Memory::Object_at(fp() + offset);
177 } 176 }
178 177
179 178
180 } } // namespace v8::internal 179 } } // namespace v8::internal
181 180
182 #endif // V8_ARM_FRAMES_ARM_H_ 181 #endif // V8_ARM_FRAMES_ARM_H_
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