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Side by Side Diff: src/x64/frames-x64.h

Issue 108010: Add a x64 stub of frames-inl.h so we have StackHandlerConstants. (Closed)
Patch Set: -1s Created 11 years, 7 months ago
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1 // Copyright 2009 the V8 project authors. All rights reserved. 1 // Copyright 2009 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
11 // with the distribution. 11 // with the distribution.
12 // * Neither the name of Google Inc. nor the names of its 12 // * Neither the name of Google Inc. nor the names of its
13 // contributors may be used to endorse or promote products derived 13 // contributors may be used to endorse or promote products derived
14 // from this software without specific prior written permission. 14 // from this software without specific prior written permission.
15 // 15 //
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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_
29 #define V8_X64_FRAMES_X64_H_
30
31 namespace v8 { namespace internal {
32
33 // TODO(port): This is a stub, mostly just a copy of the ia32 bit version.
34 // This will all need to change to be correct for x64.
35
36 static const int kNumRegs = 8;
37 static const RegList kJSCallerSaved = 0;
38 static const int kNumJSCallerSaved = 5;
39 typedef Object* JSCallerSavedBuffer[kNumJSCallerSaved];
40
41 class StackHandlerConstants : public AllStatic {
42 public:
43 static const int kNextOffset = -1 * kPointerSize;
44 static const int kPPOffset = -1 * kPointerSize;
45 static const int kFPOffset = -1 * kPointerSize;
46
47 static const int kCodeOffset = -1 * kPointerSize;
48
49 static const int kStateOffset = -1 * kPointerSize;
50 static const int kPCOffset = -1 * kPointerSize;
51
52 static const int kAddressDisplacement = -1 * kPointerSize;
53 static const int kSize = kPCOffset + kPointerSize;
54 };
55
56
57 class EntryFrameConstants : public AllStatic {
58 public:
59 static const int kCallerFPOffset = -1 * kPointerSize;
60
61 static const int kFunctionArgOffset = -1 * kPointerSize;
62 static const int kReceiverArgOffset = -1 * kPointerSize;
63 static const int kArgcOffset = -1 * kPointerSize;
64 static const int kArgvOffset = -1 * kPointerSize;
65 };
66
67
68 class ExitFrameConstants : public AllStatic {
69 public:
70 static const int kDebugMarkOffset = -1 * kPointerSize;
71 static const int kSPOffset = -1 * kPointerSize;
72
73 static const int kPPDisplacement = -1 * kPointerSize;
74
75 static const int kCallerFPOffset = -1 * kPointerSize;
76 static const int kCallerPCOffset = -1 * kPointerSize;
77 };
78
79
80 class StandardFrameConstants : public AllStatic {
81 public:
82 static const int kExpressionsOffset = -1 * kPointerSize;
83 static const int kMarkerOffset = -1 * kPointerSize;
84 static const int kContextOffset = -1 * kPointerSize;
85 static const int kCallerFPOffset = -1 * kPointerSize;
86 static const int kCallerPCOffset = -1 * kPointerSize;
87 static const int kCallerSPOffset = -1 * kPointerSize;
88 };
89
90
91 class JavaScriptFrameConstants : public AllStatic {
92 public:
93 static const int kLocal0Offset = StandardFrameConstants::kExpressionsOffset;
94 static const int kSavedRegistersOffset = -1 * kPointerSize;
95 static const int kFunctionOffset = StandardFrameConstants::kMarkerOffset;
96
97 static const int kParam0Offset = -1 * kPointerSize;
98 static const int kReceiverOffset = -1 * kPointerSize;
99 };
100
101
102 class ArgumentsAdaptorFrameConstants : public AllStatic {
103 public:
104 static const int kLengthOffset = StandardFrameConstants::kExpressionsOffset;
105 };
106
107
108 class InternalFrameConstants : public AllStatic {
109 public:
110 static const int kCodeOffset = StandardFrameConstants::kExpressionsOffset;
111 };
112
113
114 inline Object* JavaScriptFrame::function_slot_object() const {
115 const int offset = JavaScriptFrameConstants::kFunctionOffset;
116 return Memory::Object_at(fp() + offset);
117 }
118
119 } } // namespace v8::internal
120
121 #endif // V8_X64_FRAMES_X64_H_
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