RegisterInfos_s390x.h revision 341825
1//===-- RegisterInfos_s390x.h -----------------------------------*- 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// C Includes
11#include <stddef.h>
12
13// C++ Includes
14// Other libraries and framework includes
15#include "llvm/Support/Compiler.h"
16
17// Project includes
18
19#ifdef DECLARE_REGISTER_INFOS_S390X_STRUCT
20
21// Computes the offset of the given GPR in the user data area.
22#define GPR_OFFSET(num) (16 + 8 * num)
23// Computes the offset of the given ACR in the user data area.
24#define ACR_OFFSET(num) (16 + 8 * 16 + 4 * num)
25// Computes the offset of the given FPR in the extended data area.
26#define FPR_OFFSET(num) (8 + 8 * num)
27
28// RegisterKind: EHFrame, DWARF, Generic, Process Plugin, LLDB
29
30#define DEFINE_GPR(name, size, offset, alt, generic)                           \
31  {                                                                            \
32    #name, alt, size, offset, eEncodingUint, eFormatHex,                       \
33        {dwarf_##name##_s390x, dwarf_##name##_s390x, generic,                  \
34         LLDB_INVALID_REGNUM, lldb_##name##_s390x },                           \
35         NULL, NULL, NULL, 0                                                   \
36  }
37
38#define DEFINE_GPR_NODWARF(name, size, offset, alt, generic)                   \
39  {                                                                            \
40    #name, alt, size, offset, eEncodingUint, eFormatHex,                       \
41        {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, generic,                    \
42         LLDB_INVALID_REGNUM, lldb_##name##_s390x },                           \
43         NULL, NULL, NULL, 0                                                   \
44  }
45
46#define DEFINE_FPR(name, size, offset)                                         \
47  {                                                                            \
48    #name, NULL, size, offset, eEncodingUint, eFormatHex,                      \
49        {dwarf_##name##_s390x, dwarf_##name##_s390x, LLDB_INVALID_REGNUM,      \
50         LLDB_INVALID_REGNUM, lldb_##name##_s390x },                           \
51         NULL, NULL, NULL, 0                                                   \
52  }
53
54#define DEFINE_FPR_NODWARF(name, size, offset)                                 \
55  {                                                                            \
56    #name, NULL, size, offset, eEncodingUint, eFormatHex,                      \
57        {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM,        \
58         LLDB_INVALID_REGNUM, lldb_##name##_s390x },                           \
59         NULL, NULL, NULL, 0                                                   \
60  }
61
62static RegisterInfo g_register_infos_s390x[] = {
63    // General purpose registers.
64    DEFINE_GPR(r0, 8, GPR_OFFSET(0), nullptr, LLDB_INVALID_REGNUM),
65    DEFINE_GPR(r1, 8, GPR_OFFSET(1), nullptr, LLDB_INVALID_REGNUM),
66    DEFINE_GPR(r2, 8, GPR_OFFSET(2), "arg1", LLDB_REGNUM_GENERIC_ARG1),
67    DEFINE_GPR(r3, 8, GPR_OFFSET(3), "arg2", LLDB_REGNUM_GENERIC_ARG2),
68    DEFINE_GPR(r4, 8, GPR_OFFSET(4), "arg3", LLDB_REGNUM_GENERIC_ARG3),
69    DEFINE_GPR(r5, 8, GPR_OFFSET(5), "arg4", LLDB_REGNUM_GENERIC_ARG4),
70    DEFINE_GPR(r6, 8, GPR_OFFSET(6), "arg5", LLDB_REGNUM_GENERIC_ARG5),
71    DEFINE_GPR(r7, 8, GPR_OFFSET(7), nullptr, LLDB_INVALID_REGNUM),
72    DEFINE_GPR(r8, 8, GPR_OFFSET(8), nullptr, LLDB_INVALID_REGNUM),
73    DEFINE_GPR(r9, 8, GPR_OFFSET(9), nullptr, LLDB_INVALID_REGNUM),
74    DEFINE_GPR(r10, 8, GPR_OFFSET(10), nullptr, LLDB_INVALID_REGNUM),
75    DEFINE_GPR(r11, 8, GPR_OFFSET(11), "fp", LLDB_REGNUM_GENERIC_FP),
76    DEFINE_GPR(r12, 8, GPR_OFFSET(12), nullptr, LLDB_INVALID_REGNUM),
77    DEFINE_GPR(r13, 8, GPR_OFFSET(13), nullptr, LLDB_INVALID_REGNUM),
78    DEFINE_GPR(r14, 8, GPR_OFFSET(14), nullptr, LLDB_INVALID_REGNUM),
79    DEFINE_GPR(r15, 8, GPR_OFFSET(15), "sp", LLDB_REGNUM_GENERIC_SP),
80    DEFINE_GPR(acr0, 4, ACR_OFFSET(0), nullptr, LLDB_INVALID_REGNUM),
81    DEFINE_GPR(acr1, 4, ACR_OFFSET(1), nullptr, LLDB_INVALID_REGNUM),
82    DEFINE_GPR(acr2, 4, ACR_OFFSET(2), nullptr, LLDB_INVALID_REGNUM),
83    DEFINE_GPR(acr3, 4, ACR_OFFSET(3), nullptr, LLDB_INVALID_REGNUM),
84    DEFINE_GPR(acr4, 4, ACR_OFFSET(4), nullptr, LLDB_INVALID_REGNUM),
85    DEFINE_GPR(acr5, 4, ACR_OFFSET(5), nullptr, LLDB_INVALID_REGNUM),
86    DEFINE_GPR(acr6, 4, ACR_OFFSET(6), nullptr, LLDB_INVALID_REGNUM),
87    DEFINE_GPR(acr7, 4, ACR_OFFSET(7), nullptr, LLDB_INVALID_REGNUM),
88    DEFINE_GPR(acr8, 4, ACR_OFFSET(8), nullptr, LLDB_INVALID_REGNUM),
89    DEFINE_GPR(acr9, 4, ACR_OFFSET(9), nullptr, LLDB_INVALID_REGNUM),
90    DEFINE_GPR(acr10, 4, ACR_OFFSET(10), nullptr, LLDB_INVALID_REGNUM),
91    DEFINE_GPR(acr11, 4, ACR_OFFSET(11), nullptr, LLDB_INVALID_REGNUM),
92    DEFINE_GPR(acr12, 4, ACR_OFFSET(12), nullptr, LLDB_INVALID_REGNUM),
93    DEFINE_GPR(acr13, 4, ACR_OFFSET(13), nullptr, LLDB_INVALID_REGNUM),
94    DEFINE_GPR(acr14, 4, ACR_OFFSET(14), nullptr, LLDB_INVALID_REGNUM),
95    DEFINE_GPR(acr15, 4, ACR_OFFSET(15), nullptr, LLDB_INVALID_REGNUM),
96    DEFINE_GPR(pswm, 8, 0, "flags", LLDB_REGNUM_GENERIC_FLAGS),
97    DEFINE_GPR(pswa, 8, 8, "pc", LLDB_REGNUM_GENERIC_PC),
98
99    // Floating point registers.
100    DEFINE_FPR(f0, 8, FPR_OFFSET(0)), DEFINE_FPR(f1, 8, FPR_OFFSET(1)),
101    DEFINE_FPR(f2, 8, FPR_OFFSET(2)), DEFINE_FPR(f3, 8, FPR_OFFSET(3)),
102    DEFINE_FPR(f4, 8, FPR_OFFSET(4)), DEFINE_FPR(f5, 8, FPR_OFFSET(5)),
103    DEFINE_FPR(f6, 8, FPR_OFFSET(6)), DEFINE_FPR(f7, 8, FPR_OFFSET(7)),
104    DEFINE_FPR(f8, 8, FPR_OFFSET(8)), DEFINE_FPR(f9, 8, FPR_OFFSET(9)),
105    DEFINE_FPR(f10, 8, FPR_OFFSET(10)), DEFINE_FPR(f11, 8, FPR_OFFSET(11)),
106    DEFINE_FPR(f12, 8, FPR_OFFSET(12)), DEFINE_FPR(f13, 8, FPR_OFFSET(13)),
107    DEFINE_FPR(f14, 8, FPR_OFFSET(14)), DEFINE_FPR(f15, 8, FPR_OFFSET(15)),
108    DEFINE_FPR_NODWARF(fpc, 4, 0),
109
110    // Linux operating-specific info.
111    DEFINE_GPR_NODWARF(orig_r2, 8, 16 + 16 * 8 + 16 * 4, nullptr,
112                       LLDB_INVALID_REGNUM),
113    DEFINE_GPR_NODWARF(last_break, 8, 0, nullptr, LLDB_INVALID_REGNUM),
114    DEFINE_GPR_NODWARF(system_call, 4, 0, nullptr, LLDB_INVALID_REGNUM),
115};
116
117static_assert((sizeof(g_register_infos_s390x) /
118               sizeof(g_register_infos_s390x[0])) == k_num_registers_s390x,
119              "g_register_infos_s390x has wrong number of register infos");
120
121#undef GPR_OFFSET
122#undef ACR_OFFSET
123#undef FPR_OFFSET
124#undef DEFINE_GPR
125#undef DEFINE_GPR_NODWARF
126#undef DEFINE_FPR
127#undef DEFINE_FPR_NODWARF
128
129#endif // DECLARE_REGISTER_INFOS_S390X_STRUCT
130