1 //===-- ABIMacOSX_arm64.cpp -------------------------------------*- C++ -*-===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9
10 #include "ABIMacOSX_arm64.h"
11
12 #include "lldb/Core/ConstString.h"
13 #include "lldb/Core/Error.h"
14 #include "lldb/Core/Log.h"
15 #include "lldb/Core/Module.h"
16 #include "lldb/Core/PluginManager.h"
17 #include "lldb/Core/RegisterValue.h"
18 #include "lldb/Core/Scalar.h"
19 #include "lldb/Core/Value.h"
20 #include "lldb/Core/Value.h"
21 #include "lldb/Core/ValueObjectConstResult.h"
22 #include "lldb/Symbol/ClangASTContext.h"
23 #include "lldb/Symbol/UnwindPlan.h"
24 #include "lldb/Target/Process.h"
25 #include "lldb/Target/RegisterContext.h"
26 #include "lldb/Target/Target.h"
27 #include "lldb/Target/Thread.h"
28
29 #include "llvm/ADT/STLExtras.h"
30 #include "llvm/ADT/Triple.h"
31
32 #include "Utility/ARM64_DWARF_Registers.h"
33
34 #include <vector>
35
36 using namespace lldb;
37 using namespace lldb_private;
38
39 static const char *pluginDesc = "Mac OS X ABI for arm64 targets";
40 static const char *pluginShort = "abi.macosx-arm64";
41
42
43 static RegisterInfo g_register_infos[] =
44 {
45 // NAME ALT SZ OFF ENCODING FORMAT COMPILER DWARF GENERIC GDB LLDB NATIVE
46 // ========== ======= == === ============= =================== =================== ====================== =========================== ======================= ======================
47 { "x0", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x0, LLDB_REGNUM_GENERIC_ARG1, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
48 { "x1", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x1, LLDB_REGNUM_GENERIC_ARG2, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
49 { "x2", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x2, LLDB_REGNUM_GENERIC_ARG3, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
50 { "x3", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x3, LLDB_REGNUM_GENERIC_ARG4, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
51 { "x4", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x4, LLDB_REGNUM_GENERIC_ARG5, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
52 { "x5", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x5, LLDB_REGNUM_GENERIC_ARG6, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
53 { "x6", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x6, LLDB_REGNUM_GENERIC_ARG7, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
54 { "x7", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x7, LLDB_REGNUM_GENERIC_ARG8, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
55 { "x8", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x8, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
56 { "x9", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x9, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
57 { "x10", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x10, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
58 { "x11", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x11, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
59 { "x12", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x12, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
60 { "x13", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x13, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
61 { "x14", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x14, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
62 { "x15", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x15, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
63 { "x16", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x16, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
64 { "x17", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x17, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
65 { "x18", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x18, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
66 { "x19", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x19, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
67 { "x20", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x20, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
68 { "x21", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x21, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
69 { "x22", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x22, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
70 { "x23", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x23, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
71 { "x24", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x24, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
72 { "x25", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x25, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
73 { "x26", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x26, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
74 { "x27", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x27, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
75 { "x28", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x28, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
76 { "fp", "x29", 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x29, LLDB_REGNUM_GENERIC_FP, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
77 { "lr", "x30", 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x30, LLDB_REGNUM_GENERIC_RA, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
78 { "sp", "x31", 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::x31, LLDB_REGNUM_GENERIC_SP, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
79 { "pc", NULL, 8, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::pc, LLDB_REGNUM_GENERIC_PC, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
80 { "cpsr", "psr", 4, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, arm64_dwarf::cpsr, LLDB_REGNUM_GENERIC_FLAGS, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
81
82 { "v0", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v0, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
83 { "v1", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v1, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
84 { "v2", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v2, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
85 { "v3", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v3, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
86 { "v4", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v4, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
87 { "v5", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v5, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
88 { "v6", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v6, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
89 { "v7", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v7, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
90 { "v8", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v8, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
91 { "v9", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v9, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
92 { "v10", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v10, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
93 { "v11", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v11, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
94 { "v12", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v12, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
95 { "v13", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v13, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
96 { "v14", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v14, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
97 { "v15", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v15, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
98 { "v16", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v16, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
99 { "v17", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v17, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
100 { "v18", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v18, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
101 { "v19", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v19, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
102 { "v20", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v20, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
103 { "v21", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v21, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
104 { "v22", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v22, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
105 { "v23", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v23, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
106 { "v24", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v24, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
107 { "v25", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v25, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
108 { "v26", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v26, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
109 { "v27", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v27, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
110 { "v28", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v28, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
111 { "v29", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v29, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
112 { "v30", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v30, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
113 { "v31", NULL, 16, 0, eEncodingVector , eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM, arm64_dwarf::v31, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
114
115 { "fpsr", NULL, 4, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
116 { "fpcr", NULL, 4, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
117
118 { "s0", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
119 { "s1", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
120 { "s2", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
121 { "s3", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
122 { "s4", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
123 { "s5", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
124 { "s6", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
125 { "s7", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
126 { "s8", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
127 { "s9", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
128 { "s10", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
129 { "s11", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
130 { "s12", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
131 { "s13", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
132 { "s14", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
133 { "s15", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
134 { "s16", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
135 { "s17", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
136 { "s18", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
137 { "s19", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
138 { "s20", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
139 { "s21", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
140 { "s22", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
141 { "s23", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
142 { "s24", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
143 { "s25", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
144 { "s26", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
145 { "s27", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
146 { "s28", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
147 { "s29", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
148 { "s30", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
149 { "s31", NULL, 4, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
150
151 { "d0", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
152 { "d1", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
153 { "d2", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
154 { "d3", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
155 { "d4", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
156 { "d5", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
157 { "d6", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
158 { "d7", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
159 { "d8", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
160 { "d9", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
161 { "d10", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
162 { "d11", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
163 { "d12", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
164 { "d13", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
165 { "d14", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
166 { "d15", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
167 { "d16", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
168 { "d17", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
169 { "d18", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
170 { "d19", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
171 { "d20", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
172 { "d21", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
173 { "d22", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
174 { "d23", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
175 { "d24", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
176 { "d25", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
177 { "d26", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
178 { "d27", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
179 { "d28", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
180 { "d29", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
181 { "d30", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL },
182 { "d31", NULL, 8, 0, eEncodingIEEE754 , eFormatFloat , { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL }
183 };
184
185 static const uint32_t k_num_register_infos = llvm::array_lengthof(g_register_infos);
186 static bool g_register_info_names_constified = false;
187
188 const lldb_private::RegisterInfo *
GetRegisterInfoArray(uint32_t & count)189 ABIMacOSX_arm64::GetRegisterInfoArray (uint32_t &count)
190 {
191 // Make the C-string names and alt_names for the register infos into const
192 // C-string values by having the ConstString unique the names in the global
193 // constant C-string pool.
194 if (!g_register_info_names_constified)
195 {
196 g_register_info_names_constified = true;
197 for (uint32_t i=0; i<k_num_register_infos; ++i)
198 {
199 if (g_register_infos[i].name)
200 g_register_infos[i].name = ConstString(g_register_infos[i].name).GetCString();
201 if (g_register_infos[i].alt_name)
202 g_register_infos[i].alt_name = ConstString(g_register_infos[i].alt_name).GetCString();
203 }
204 }
205 count = k_num_register_infos;
206 return g_register_infos;
207 }
208
209 size_t
GetRedZoneSize() const210 ABIMacOSX_arm64::GetRedZoneSize () const
211 {
212 return 128;
213 }
214
215 //------------------------------------------------------------------
216 // Static Functions
217 //------------------------------------------------------------------
218 ABISP
CreateInstance(const ArchSpec & arch)219 ABIMacOSX_arm64::CreateInstance (const ArchSpec &arch)
220 {
221 static ABISP g_abi_sp;
222 const llvm::Triple::ArchType arch_type = arch.GetTriple().getArch();
223 const llvm::Triple::VendorType vendor_type = arch.GetTriple().getVendor();
224
225 if (vendor_type == llvm::Triple::Apple)
226 {
227 if (arch_type == llvm::Triple::aarch64)
228 {
229 if (!g_abi_sp)
230 g_abi_sp.reset (new ABIMacOSX_arm64);
231 return g_abi_sp;
232 }
233 }
234
235 return ABISP();
236 }
237
238 bool
PrepareTrivialCall(Thread & thread,lldb::addr_t sp,lldb::addr_t func_addr,lldb::addr_t return_addr,llvm::ArrayRef<lldb::addr_t> args) const239 ABIMacOSX_arm64::PrepareTrivialCall (Thread &thread,
240 lldb::addr_t sp,
241 lldb::addr_t func_addr,
242 lldb::addr_t return_addr,
243 llvm::ArrayRef<lldb::addr_t> args) const
244 {
245 RegisterContext *reg_ctx = thread.GetRegisterContext().get();
246 if (!reg_ctx)
247 return false;
248
249 Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_EXPRESSIONS));
250
251 if (log)
252 {
253 StreamString s;
254 s.Printf("ABISysV_x86_64::PrepareTrivialCall (tid = 0x%" PRIx64 ", sp = 0x%" PRIx64 ", func_addr = 0x%" PRIx64 ", return_addr = 0x%" PRIx64,
255 thread.GetID(),
256 (uint64_t)sp,
257 (uint64_t)func_addr,
258 (uint64_t)return_addr);
259
260 for (size_t i = 0; i < args.size(); ++i)
261 s.Printf (", arg%d = 0x%" PRIx64, static_cast<int>(i + 1), args[i]);
262 s.PutCString (")");
263 log->PutCString(s.GetString().c_str());
264 }
265
266 const uint32_t pc_reg_num = reg_ctx->ConvertRegisterKindToRegisterNumber (eRegisterKindGeneric, LLDB_REGNUM_GENERIC_PC);
267 const uint32_t sp_reg_num = reg_ctx->ConvertRegisterKindToRegisterNumber (eRegisterKindGeneric, LLDB_REGNUM_GENERIC_SP);
268 const uint32_t ra_reg_num = reg_ctx->ConvertRegisterKindToRegisterNumber (eRegisterKindGeneric, LLDB_REGNUM_GENERIC_RA);
269
270 // x0 - x7 contain first 8 simple args
271 if (args.size() > 8) // TODO handle more than 6 arguments
272 return false;
273
274 for (size_t i = 0; i < args.size(); ++i)
275 {
276 const RegisterInfo *reg_info = reg_ctx->GetRegisterInfo(eRegisterKindGeneric, LLDB_REGNUM_GENERIC_ARG1 + i);
277 if (log)
278 log->Printf("About to write arg%d (0x%" PRIx64 ") into %s",
279 static_cast<int>(i + 1), args[i], reg_info->name);
280 if (!reg_ctx->WriteRegisterFromUnsigned(reg_info, args[i]))
281 return false;
282 }
283
284 // Set "lr" to the return address
285 if (!reg_ctx->WriteRegisterFromUnsigned (reg_ctx->GetRegisterInfoAtIndex (ra_reg_num), return_addr))
286 return false;
287
288 // Set "sp" to the requested value
289 if (!reg_ctx->WriteRegisterFromUnsigned (reg_ctx->GetRegisterInfoAtIndex (sp_reg_num), sp))
290 return false;
291
292 // Set "pc" to the address requested
293 if (!reg_ctx->WriteRegisterFromUnsigned (reg_ctx->GetRegisterInfoAtIndex (pc_reg_num), func_addr))
294 return false;
295
296 return true;
297 }
298
299
300 bool
GetArgumentValues(Thread & thread,ValueList & values) const301 ABIMacOSX_arm64::GetArgumentValues (Thread &thread, ValueList &values) const
302 {
303 uint32_t num_values = values.GetSize();
304
305 ExecutionContext exe_ctx (thread.shared_from_this());
306
307 // Extract the register context so we can read arguments from registers
308
309 RegisterContext *reg_ctx = thread.GetRegisterContext().get();
310
311 if (!reg_ctx)
312 return false;
313
314 addr_t sp = 0;
315
316 for (uint32_t value_idx = 0; value_idx < num_values; ++value_idx)
317 {
318 // We currently only support extracting values with Clang QualTypes.
319 // Do we care about others?
320 Value *value = values.GetValueAtIndex(value_idx);
321
322 if (!value)
323 return false;
324
325 ClangASTType value_type = value->GetClangType();
326 if (value_type)
327 {
328 bool is_signed = false;
329 size_t bit_width = 0;
330 if (value_type.IsIntegerType (is_signed))
331 {
332 bit_width = value_type.GetBitSize(&thread);
333 }
334 else if (value_type.IsPointerOrReferenceType ())
335 {
336 bit_width = value_type.GetBitSize(&thread);
337 }
338 else
339 {
340 // We only handle integer, pointer and reference types currently...
341 return false;
342 }
343
344 if (bit_width <= (exe_ctx.GetProcessRef().GetAddressByteSize() * 8))
345 {
346 if (value_idx < 8)
347 {
348 // Arguments 1-6 are in x0-x5...
349 const RegisterInfo *reg_info = NULL;
350 // Search by generic ID first, then fall back to by name
351 uint32_t arg_reg_num = reg_ctx->ConvertRegisterKindToRegisterNumber (eRegisterKindGeneric, LLDB_REGNUM_GENERIC_ARG1 + value_idx);
352 if (arg_reg_num != LLDB_INVALID_REGNUM)
353 {
354 reg_info = reg_ctx->GetRegisterInfoAtIndex(arg_reg_num);
355 }
356 else
357 {
358 switch (value_idx)
359 {
360 case 0: reg_info = reg_ctx->GetRegisterInfoByName("x0"); break;
361 case 1: reg_info = reg_ctx->GetRegisterInfoByName("x1"); break;
362 case 2: reg_info = reg_ctx->GetRegisterInfoByName("x2"); break;
363 case 3: reg_info = reg_ctx->GetRegisterInfoByName("x3"); break;
364 case 4: reg_info = reg_ctx->GetRegisterInfoByName("x4"); break;
365 case 5: reg_info = reg_ctx->GetRegisterInfoByName("x5"); break;
366 case 6: reg_info = reg_ctx->GetRegisterInfoByName("x6"); break;
367 case 7: reg_info = reg_ctx->GetRegisterInfoByName("x7"); break;
368 }
369 }
370
371 if (reg_info)
372 {
373 RegisterValue reg_value;
374
375 if (reg_ctx->ReadRegister(reg_info, reg_value))
376 {
377 if (is_signed)
378 reg_value.SignExtend(bit_width);
379 if (!reg_value.GetScalarValue(value->GetScalar()))
380 return false;
381 continue;
382 }
383 }
384 return false;
385 }
386 else
387 {
388 if (sp == 0)
389 {
390 // Read the stack pointer if we already haven't read it
391 sp = reg_ctx->GetSP(0);
392 if (sp == 0)
393 return false;
394 }
395
396 // Arguments 5 on up are on the stack
397 const uint32_t arg_byte_size = (bit_width + (8-1)) / 8;
398 Error error;
399 if (!exe_ctx.GetProcessRef().ReadScalarIntegerFromMemory(sp, arg_byte_size, is_signed, value->GetScalar(), error))
400 return false;
401
402 sp += arg_byte_size;
403 // Align up to the next 8 byte boundary if needed
404 if (sp % 8)
405 {
406 sp >>= 3;
407 sp += 1;
408 sp <<= 3;
409 }
410 }
411 }
412 }
413 }
414 return true;
415 }
416
417 Error
SetReturnValueObject(lldb::StackFrameSP & frame_sp,lldb::ValueObjectSP & new_value_sp)418 ABIMacOSX_arm64::SetReturnValueObject(lldb::StackFrameSP &frame_sp, lldb::ValueObjectSP &new_value_sp)
419 {
420 Error error;
421 if (!new_value_sp)
422 {
423 error.SetErrorString("Empty value object for return value.");
424 return error;
425 }
426
427 ClangASTType return_value_type = new_value_sp->GetClangType();
428 if (!return_value_type)
429 {
430 error.SetErrorString ("Null clang type for return value.");
431 return error;
432 }
433
434 Thread *thread = frame_sp->GetThread().get();
435
436 RegisterContext *reg_ctx = thread->GetRegisterContext().get();
437
438 if (reg_ctx)
439 {
440 DataExtractor data;
441 Error data_error;
442 const uint64_t byte_size = new_value_sp->GetData(data, data_error);
443 if (data_error.Fail())
444 {
445 error.SetErrorStringWithFormat("Couldn't convert return value to raw data: %s", data_error.AsCString());
446 return error;
447 }
448
449 const uint32_t type_flags = return_value_type.GetTypeInfo (NULL);
450 if (type_flags & eTypeIsScalar ||
451 type_flags & eTypeIsPointer)
452 {
453 if (type_flags & eTypeIsInteger ||
454 type_flags & eTypeIsPointer )
455 {
456 // Extract the register context so we can read arguments from registers
457 lldb::offset_t offset = 0;
458 if (byte_size <= 16)
459 {
460 const RegisterInfo *x0_info = reg_ctx->GetRegisterInfoByName("x0", 0);
461 if (byte_size <= 8)
462 {
463 uint64_t raw_value = data.GetMaxU64(&offset, byte_size);
464
465 if (!reg_ctx->WriteRegisterFromUnsigned (x0_info, raw_value))
466 error.SetErrorString ("failed to write register x0");
467 }
468 else
469 {
470 uint64_t raw_value = data.GetMaxU64(&offset, 8);
471
472 if (reg_ctx->WriteRegisterFromUnsigned (x0_info, raw_value))
473 {
474 const RegisterInfo *x1_info = reg_ctx->GetRegisterInfoByName("x1", 0);
475 raw_value = data.GetMaxU64(&offset, byte_size - offset);
476
477 if (!reg_ctx->WriteRegisterFromUnsigned (x1_info, raw_value))
478 error.SetErrorString ("failed to write register x1");
479 }
480 }
481 }
482 else
483 {
484 error.SetErrorString("We don't support returning longer than 128 bit integer values at present.");
485 }
486 }
487 else if (type_flags & eTypeIsFloat)
488 {
489 if (type_flags & eTypeIsComplex)
490 {
491 // Don't handle complex yet.
492 error.SetErrorString ("returning complex float values are not supported");
493 }
494 else
495 {
496 const RegisterInfo *v0_info = reg_ctx->GetRegisterInfoByName("v0", 0);
497
498 if (v0_info)
499 {
500 if (byte_size <= 16)
501 {
502 if (byte_size <= RegisterValue::GetMaxByteSize())
503 {
504 RegisterValue reg_value;
505 error = reg_value.SetValueFromData (v0_info, data, 0, true);
506 if (error.Success())
507 {
508 if (!reg_ctx->WriteRegister (v0_info, reg_value))
509 error.SetErrorString ("failed to write register v0");
510 }
511 }
512 else
513 {
514 error.SetErrorStringWithFormat ("returning float values with a byte size of %" PRIu64 " are not supported", byte_size);
515 }
516 }
517 else
518 {
519 error.SetErrorString("returning float values longer than 128 bits are not supported");
520 }
521 }
522 else
523 {
524 error.SetErrorString("v0 register is not available on this target");
525 }
526 }
527 }
528 }
529 else if (type_flags & eTypeIsVector)
530 {
531 if (byte_size > 0)
532 {
533 const RegisterInfo *v0_info = reg_ctx->GetRegisterInfoByName("v0", 0);
534
535 if (v0_info)
536 {
537 if (byte_size <= v0_info->byte_size)
538 {
539 RegisterValue reg_value;
540 error = reg_value.SetValueFromData (v0_info, data, 0, true);
541 if (error.Success())
542 {
543 if (!reg_ctx->WriteRegister (v0_info, reg_value))
544 error.SetErrorString ("failed to write register v0");
545 }
546 }
547 }
548 }
549 }
550 }
551 else
552 {
553 error.SetErrorString("no registers are available");
554 }
555
556 return error;
557 }
558
559 bool
CreateFunctionEntryUnwindPlan(UnwindPlan & unwind_plan)560 ABIMacOSX_arm64::CreateFunctionEntryUnwindPlan (UnwindPlan &unwind_plan)
561 {
562 unwind_plan.Clear();
563 unwind_plan.SetRegisterKind (eRegisterKindDWARF);
564
565 uint32_t lr_reg_num = arm64_dwarf::lr;
566 uint32_t sp_reg_num = arm64_dwarf::sp;
567 uint32_t pc_reg_num = arm64_dwarf::pc;
568
569 UnwindPlan::RowSP row(new UnwindPlan::Row);
570
571 // Our previous Call Frame Address is the stack pointer
572 row->GetCFAValue().SetIsRegisterPlusOffset (sp_reg_num, 0);
573
574 // Our previous PC is in the LR
575 row->SetRegisterLocationToRegister(pc_reg_num, lr_reg_num, true);
576
577 unwind_plan.AppendRow (row);
578
579 // All other registers are the same.
580
581 unwind_plan.SetSourceName ("arm64 at-func-entry default");
582 unwind_plan.SetSourcedFromCompiler (eLazyBoolNo);
583
584 return true;
585 }
586
587 bool
CreateDefaultUnwindPlan(UnwindPlan & unwind_plan)588 ABIMacOSX_arm64::CreateDefaultUnwindPlan (UnwindPlan &unwind_plan)
589 {
590 unwind_plan.Clear();
591 unwind_plan.SetRegisterKind (eRegisterKindDWARF);
592
593 uint32_t fp_reg_num = arm64_dwarf::fp;
594 uint32_t pc_reg_num = arm64_dwarf::pc;
595
596 UnwindPlan::RowSP row(new UnwindPlan::Row);
597 const int32_t ptr_size = 8;
598
599 row->GetCFAValue().SetIsRegisterPlusOffset (fp_reg_num, 2 * ptr_size);
600 row->SetOffset (0);
601
602 row->SetRegisterLocationToAtCFAPlusOffset(fp_reg_num, ptr_size * -2, true);
603 row->SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, ptr_size * -1, true);
604
605 unwind_plan.AppendRow (row);
606 unwind_plan.SetSourceName ("arm64-apple-darwin default unwind plan");
607 unwind_plan.SetSourcedFromCompiler (eLazyBoolNo);
608 unwind_plan.SetUnwindPlanValidAtAllInstructions (eLazyBoolNo);
609 return true;
610 }
611
612 // AAPCS64 (Procedure Call Standard for the ARM 64-bit Architecture) says
613 // registers x19 through x28 and sp are callee preserved.
614 // v8-v15 are non-volatile (and specifically only the lower 8 bytes of these regs),
615 // the rest of the fp/SIMD registers are volatile.
616
617 // We treat x29 as callee preserved also, else the unwinder won't try to
618 // retrieve fp saves.
619
620 bool
RegisterIsVolatile(const RegisterInfo * reg_info)621 ABIMacOSX_arm64::RegisterIsVolatile (const RegisterInfo *reg_info)
622 {
623 if (reg_info)
624 {
625 const char *name = reg_info->name;
626
627 // Sometimes we'll be called with the "alternate" name for these registers;
628 // recognize them as non-volatile.
629
630 if (name[0] == 'p' && name[1] == 'c') // pc
631 return false;
632 if (name[0] == 'f' && name[1] == 'p') // fp
633 return false;
634 if (name[0] == 's' && name[1] == 'p') // sp
635 return false;
636 if (name[0] == 'l' && name[1] == 'r') // lr
637 return false;
638
639 if (name[0] == 'x')
640 {
641 // Volatile registers: x0-x18, x30 (lr)
642 // Return false for the non-volatile gpr regs, true for everything else
643 switch (name[1])
644 {
645 case '1':
646 switch (name[2])
647 {
648 case '9':
649 return false; // x19 is non-volatile
650 default:
651 return true;
652 }
653 break;
654 case '2':
655 switch (name[2])
656 {
657 case '0':
658 case '1':
659 case '2':
660 case '3':
661 case '4':
662 case '5':
663 case '6':
664 case '7':
665 case '8':
666 return false; // x20 - 28 are non-volatile
667 case '9':
668 return false; // x29 aka fp treat as non-volatile on Darwin
669 default:
670 return true;
671 }
672 case '3': // x30 aka lr treat as non-volatile
673 if (name[2] == '0')
674 return false;
675 default:
676 return true;
677 }
678 }
679 else if (name[0] == 'v' || name[0] == 's' || name[0] == 'd')
680 {
681 // Volatile registers: v0-7, v16-v31
682 // Return false for non-volatile fp/SIMD regs, true for everything else
683 switch (name[1])
684 {
685 case '8':
686 case '9':
687 return false; // v8-v9 are non-volatile
688 case '1':
689 switch (name[2])
690 {
691 case '0':
692 case '1':
693 case '2':
694 case '3':
695 case '4':
696 case '5':
697 return false; // v10-v15 are non-volatile
698 default:
699 return true;
700 }
701 default:
702 return true;
703 }
704 }
705 }
706 return true;
707 }
708
709 static bool
LoadValueFromConsecutiveGPRRegisters(ExecutionContext & exe_ctx,RegisterContext * reg_ctx,const ClangASTType & value_type,bool is_return_value,uint32_t & NGRN,uint32_t & NSRN,DataExtractor & data)710 LoadValueFromConsecutiveGPRRegisters (ExecutionContext &exe_ctx,
711 RegisterContext *reg_ctx,
712 const ClangASTType &value_type,
713 bool is_return_value, // false => parameter, true => return value
714 uint32_t &NGRN, // NGRN (see ABI documentation)
715 uint32_t &NSRN, // NSRN (see ABI documentation)
716 DataExtractor &data)
717 {
718 const size_t byte_size = value_type.GetByteSize(nullptr);
719
720 if (byte_size == 0)
721 return false;
722
723 std::unique_ptr<DataBufferHeap> heap_data_ap (new DataBufferHeap(byte_size, 0));
724 const ByteOrder byte_order = exe_ctx.GetProcessRef().GetByteOrder();
725 Error error;
726
727 ClangASTType base_type;
728 const uint32_t homogeneous_count = value_type.IsHomogeneousAggregate (&base_type);
729 if (homogeneous_count > 0 && homogeneous_count <= 8)
730 {
731 printf ("ClangASTContext::IsHomogeneousAggregate() => %u\n", homogeneous_count);
732 // Make sure we have enough registers
733 if (NSRN < 8 && (8-NSRN) >= homogeneous_count)
734 {
735 if (!base_type)
736 return false;
737 const size_t base_byte_size = base_type.GetByteSize(nullptr);
738 printf ("ClangASTContext::IsHomogeneousAggregate() => base_byte_size = %" PRIu64 "\n", (uint64_t) base_byte_size);
739 uint32_t data_offset = 0;
740
741 for (uint32_t i=0; i<homogeneous_count; ++i)
742 {
743 char v_name[8];
744 ::snprintf (v_name, sizeof(v_name), "v%u", NSRN);
745 const RegisterInfo *reg_info = reg_ctx->GetRegisterInfoByName(v_name, 0);
746 if (reg_info == NULL)
747 return false;
748
749 if (base_byte_size > reg_info->byte_size)
750 return false;
751
752 RegisterValue reg_value;
753
754 if (!reg_ctx->ReadRegister(reg_info, reg_value))
755 return false;
756
757 // Make sure we have enough room in "heap_data_ap"
758 if ((data_offset + base_byte_size) <= heap_data_ap->GetByteSize())
759 {
760 const size_t bytes_copied = reg_value.GetAsMemoryData (reg_info,
761 heap_data_ap->GetBytes()+data_offset,
762 base_byte_size,
763 byte_order,
764 error);
765 if (bytes_copied != base_byte_size)
766 return false;
767 data_offset += bytes_copied;
768 ++NSRN;
769 }
770 else
771 return false;
772 }
773 data.SetByteOrder(byte_order);
774 data.SetAddressByteSize(exe_ctx.GetProcessRef().GetAddressByteSize());
775 data.SetData(DataBufferSP (heap_data_ap.release()));
776 return true;
777 }
778 }
779
780 const size_t max_reg_byte_size = 16;
781 if (byte_size <= max_reg_byte_size)
782 {
783 size_t bytes_left = byte_size;
784 uint32_t data_offset = 0;
785 while (data_offset < byte_size)
786 {
787 if (NGRN >= 8)
788 return false;
789
790 uint32_t reg_num = reg_ctx->ConvertRegisterKindToRegisterNumber (eRegisterKindGeneric, LLDB_REGNUM_GENERIC_ARG1 + NGRN);
791 if (reg_num == LLDB_INVALID_REGNUM)
792 return false;
793
794 const RegisterInfo *reg_info = reg_ctx->GetRegisterInfoAtIndex(reg_num);
795 if (reg_info == NULL)
796 return false;
797
798 RegisterValue reg_value;
799
800 if (!reg_ctx->ReadRegister(reg_info, reg_value))
801 return false;
802
803 const size_t curr_byte_size = std::min<size_t>(8,bytes_left);
804 const size_t bytes_copied = reg_value.GetAsMemoryData (reg_info, heap_data_ap->GetBytes()+data_offset, curr_byte_size, byte_order, error);
805 if (bytes_copied == 0)
806 return false;
807 if (bytes_copied >= bytes_left)
808 break;
809 data_offset += bytes_copied;
810 bytes_left -= bytes_copied;
811 ++NGRN;
812 }
813 }
814 else
815 {
816 const RegisterInfo *reg_info = NULL;
817 if (is_return_value)
818 {
819 // We are assuming we are decoding this immediately after returning
820 // from a function call and that the address of the structure is in x8
821 reg_info = reg_ctx->GetRegisterInfoByName("x8", 0);
822 }
823 else
824 {
825 // We are assuming we are stopped at the first instruction in a function
826 // and that the ABI is being respected so all parameters appear where they
827 // should be (functions with no external linkage can legally violate the ABI).
828 if (NGRN >= 8)
829 return false;
830
831 uint32_t reg_num = reg_ctx->ConvertRegisterKindToRegisterNumber (eRegisterKindGeneric, LLDB_REGNUM_GENERIC_ARG1 + NGRN);
832 if (reg_num == LLDB_INVALID_REGNUM)
833 return false;
834 reg_info = reg_ctx->GetRegisterInfoAtIndex(reg_num);
835 if (reg_info == NULL)
836 return false;
837 ++NGRN;
838 }
839
840 if (reg_info == NULL)
841 return false;
842
843 const lldb::addr_t value_addr = reg_ctx->ReadRegisterAsUnsigned(reg_info, LLDB_INVALID_ADDRESS);
844
845 if (value_addr == LLDB_INVALID_ADDRESS)
846 return false;
847
848 if (exe_ctx.GetProcessRef().ReadMemory (value_addr,
849 heap_data_ap->GetBytes(),
850 heap_data_ap->GetByteSize(),
851 error) != heap_data_ap->GetByteSize())
852 {
853 return false;
854 }
855 }
856
857 data.SetByteOrder(byte_order);
858 data.SetAddressByteSize(exe_ctx.GetProcessRef().GetAddressByteSize());
859 data.SetData(DataBufferSP (heap_data_ap.release()));
860 return true;
861 }
862
863 ValueObjectSP
GetReturnValueObjectImpl(Thread & thread,ClangASTType & return_clang_type) const864 ABIMacOSX_arm64::GetReturnValueObjectImpl (Thread &thread, ClangASTType &return_clang_type) const
865 {
866 ValueObjectSP return_valobj_sp;
867 Value value;
868
869 ExecutionContext exe_ctx (thread.shared_from_this());
870 if (exe_ctx.GetTargetPtr() == NULL || exe_ctx.GetProcessPtr() == NULL)
871 return return_valobj_sp;
872
873 //value.SetContext (Value::eContextTypeClangType, return_clang_type);
874 value.SetClangType(return_clang_type);
875
876 RegisterContext *reg_ctx = thread.GetRegisterContext().get();
877 if (!reg_ctx)
878 return return_valobj_sp;
879
880 const size_t byte_size = return_clang_type.GetByteSize(nullptr);
881
882 const uint32_t type_flags = return_clang_type.GetTypeInfo (NULL);
883 if (type_flags & eTypeIsScalar ||
884 type_flags & eTypeIsPointer)
885 {
886 value.SetValueType(Value::eValueTypeScalar);
887
888 bool success = false;
889 if (type_flags & eTypeIsInteger ||
890 type_flags & eTypeIsPointer )
891 {
892 // Extract the register context so we can read arguments from registers
893 if (byte_size <= 8)
894 {
895 const RegisterInfo *x0_reg_info = reg_ctx->GetRegisterInfoByName("x0", 0);
896 if (x0_reg_info)
897 {
898 uint64_t raw_value = thread.GetRegisterContext()->ReadRegisterAsUnsigned(x0_reg_info, 0);
899 const bool is_signed = (type_flags & eTypeIsSigned) != 0;
900 switch (byte_size)
901 {
902 default:
903 break;
904 case 16: // uint128_t
905 // In register x0 and x1
906 {
907 const RegisterInfo *x1_reg_info = reg_ctx->GetRegisterInfoByName("x1", 0);
908
909 if (x1_reg_info)
910 {
911 if (byte_size <= x0_reg_info->byte_size + x1_reg_info->byte_size)
912 {
913 std::unique_ptr<DataBufferHeap> heap_data_ap (new DataBufferHeap(byte_size, 0));
914 const ByteOrder byte_order = exe_ctx.GetProcessRef().GetByteOrder();
915 RegisterValue x0_reg_value;
916 RegisterValue x1_reg_value;
917 if (reg_ctx->ReadRegister(x0_reg_info, x0_reg_value) &&
918 reg_ctx->ReadRegister(x1_reg_info, x1_reg_value))
919 {
920 Error error;
921 if (x0_reg_value.GetAsMemoryData (x0_reg_info, heap_data_ap->GetBytes()+0, 8, byte_order, error) &&
922 x1_reg_value.GetAsMemoryData (x1_reg_info, heap_data_ap->GetBytes()+8, 8, byte_order, error))
923 {
924 DataExtractor data (DataBufferSP (heap_data_ap.release()),
925 byte_order,
926 exe_ctx.GetProcessRef().GetAddressByteSize());
927
928 return_valobj_sp = ValueObjectConstResult::Create (&thread,
929 return_clang_type,
930 ConstString(""),
931 data);
932 return return_valobj_sp;
933 }
934 }
935 }
936 }
937 }
938 break;
939 case sizeof(uint64_t):
940 if (is_signed)
941 value.GetScalar() = (int64_t)(raw_value);
942 else
943 value.GetScalar() = (uint64_t)(raw_value);
944 success = true;
945 break;
946
947 case sizeof(uint32_t):
948 if (is_signed)
949 value.GetScalar() = (int32_t)(raw_value & UINT32_MAX);
950 else
951 value.GetScalar() = (uint32_t)(raw_value & UINT32_MAX);
952 success = true;
953 break;
954
955 case sizeof(uint16_t):
956 if (is_signed)
957 value.GetScalar() = (int16_t)(raw_value & UINT16_MAX);
958 else
959 value.GetScalar() = (uint16_t)(raw_value & UINT16_MAX);
960 success = true;
961 break;
962
963 case sizeof(uint8_t):
964 if (is_signed)
965 value.GetScalar() = (int8_t)(raw_value & UINT8_MAX);
966 else
967 value.GetScalar() = (uint8_t)(raw_value & UINT8_MAX);
968 success = true;
969 break;
970 }
971 }
972 }
973 }
974 else if (type_flags & eTypeIsFloat)
975 {
976 if (type_flags & eTypeIsComplex)
977 {
978 // Don't handle complex yet.
979 }
980 else
981 {
982 if (byte_size <= sizeof(long double))
983 {
984 const RegisterInfo *v0_reg_info = reg_ctx->GetRegisterInfoByName("v0", 0);
985 RegisterValue v0_value;
986 if (reg_ctx->ReadRegister (v0_reg_info, v0_value))
987 {
988 DataExtractor data;
989 if (v0_value.GetData(data))
990 {
991 lldb::offset_t offset = 0;
992 if (byte_size == sizeof(float))
993 {
994 value.GetScalar() = data.GetFloat(&offset);
995 success = true;
996 }
997 else if (byte_size == sizeof(double))
998 {
999 value.GetScalar() = data.GetDouble(&offset);
1000 success = true;
1001 }
1002 else if (byte_size == sizeof(long double))
1003 {
1004 value.GetScalar() = data.GetLongDouble(&offset);
1005 success = true;
1006 }
1007 }
1008 }
1009 }
1010 }
1011 }
1012
1013 if (success)
1014 return_valobj_sp = ValueObjectConstResult::Create (thread.GetStackFrameAtIndex(0).get(),
1015 value,
1016 ConstString(""));
1017
1018 }
1019 else if (type_flags & eTypeIsVector)
1020 {
1021 if (byte_size > 0)
1022 {
1023
1024 const RegisterInfo *v0_info = reg_ctx->GetRegisterInfoByName("v0", 0);
1025
1026 if (v0_info)
1027 {
1028 if (byte_size <= v0_info->byte_size)
1029 {
1030 std::unique_ptr<DataBufferHeap> heap_data_ap (new DataBufferHeap(byte_size, 0));
1031 const ByteOrder byte_order = exe_ctx.GetProcessRef().GetByteOrder();
1032 RegisterValue reg_value;
1033 if (reg_ctx->ReadRegister(v0_info, reg_value))
1034 {
1035 Error error;
1036 if (reg_value.GetAsMemoryData (v0_info,
1037 heap_data_ap->GetBytes(),
1038 heap_data_ap->GetByteSize(),
1039 byte_order,
1040 error))
1041 {
1042 DataExtractor data (DataBufferSP (heap_data_ap.release()),
1043 byte_order,
1044 exe_ctx.GetProcessRef().GetAddressByteSize());
1045 return_valobj_sp = ValueObjectConstResult::Create (&thread,
1046 return_clang_type,
1047 ConstString(""),
1048 data);
1049 }
1050 }
1051 }
1052 }
1053 }
1054 }
1055 else if (type_flags & eTypeIsStructUnion ||
1056 type_flags & eTypeIsClass)
1057 {
1058 DataExtractor data;
1059
1060 uint32_t NGRN = 0; // Search ABI docs for NGRN
1061 uint32_t NSRN = 0; // Search ABI docs for NSRN
1062 const bool is_return_value = true;
1063 if (LoadValueFromConsecutiveGPRRegisters (exe_ctx, reg_ctx, return_clang_type, is_return_value, NGRN, NSRN, data))
1064 {
1065 return_valobj_sp = ValueObjectConstResult::Create (&thread,
1066 return_clang_type,
1067 ConstString(""),
1068 data);
1069 }
1070 }
1071 return return_valobj_sp;
1072 }
1073
1074 void
Initialize()1075 ABIMacOSX_arm64::Initialize()
1076 {
1077 PluginManager::RegisterPlugin (GetPluginNameStatic(),
1078 pluginDesc,
1079 CreateInstance);
1080 }
1081
1082 void
Terminate()1083 ABIMacOSX_arm64::Terminate()
1084 {
1085 PluginManager::UnregisterPlugin (CreateInstance);
1086 }
1087
1088 //------------------------------------------------------------------
1089 // PluginInterface protocol
1090 //------------------------------------------------------------------
1091 ConstString
GetPluginNameStatic()1092 ABIMacOSX_arm64::GetPluginNameStatic()
1093 {
1094 static ConstString g_plugin_name("ABIMacOSX_arm64");
1095 return g_plugin_name;
1096 }
1097
1098 const char *
GetShortPluginName()1099 ABIMacOSX_arm64::GetShortPluginName()
1100 {
1101 return pluginShort;
1102 }
1103
1104 uint32_t
GetPluginVersion()1105 ABIMacOSX_arm64::GetPluginVersion()
1106 {
1107 return 1;
1108 }
1109
1110