contrib/llvm/tools/lldb/source/Plugins/Process/Utility/RegisterInfos_s390x.h

   1 //===-- RegisterInfos_s390x.h -----------------------------------*- C++ -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #include <stddef.h>
  10
  11 #include "llvm/Support/Compiler.h"
  12
  13
  14 #ifdef DECLARE_REGISTER_INFOS_S390X_STRUCT
  15
  16 // Computes the offset of the given GPR in the user data area.
  17 #define GPR_OFFSET(num) (16 + 8 * num)
  18 // Computes the offset of the given ACR in the user data area.
  19 #define ACR_OFFSET(num) (16 + 8 * 16 + 4 * num)
  20 // Computes the offset of the given FPR in the extended data area.
  21 #define FPR_OFFSET(num) (8 + 8 * num)
  22
  23 // RegisterKind: EHFrame, DWARF, Generic, Process Plugin, LLDB
  24
  25 #define DEFINE_GPR(name, size, offset, alt, generic)                           \
  26   {                                                                            \
  27     #name, alt, size, offset, eEncodingUint, eFormatHex,                       \
  28         {dwarf_##name##_s390x, dwarf_##name##_s390x, generic,                  \
  29          LLDB_INVALID_REGNUM, lldb_##name##_s390x },                           \
  30          NULL, NULL, NULL, 0                                                   \
  31   }
  32
  33 #define DEFINE_GPR_NODWARF(name, size, offset, alt, generic)                   \
  34   {                                                                            \
  35     #name, alt, size, offset, eEncodingUint, eFormatHex,                       \
  36         {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, generic,                    \
  37          LLDB_INVALID_REGNUM, lldb_##name##_s390x },                           \
  38          NULL, NULL, NULL, 0                                                   \
  39   }
  40
  41 #define DEFINE_FPR(name, size, offset)                                         \
  42   {                                                                            \
  43     #name, NULL, size, offset, eEncodingUint, eFormatHex,                      \
  44         {dwarf_##name##_s390x, dwarf_##name##_s390x, LLDB_INVALID_REGNUM,      \
  45          LLDB_INVALID_REGNUM, lldb_##name##_s390x },                           \
  46          NULL, NULL, NULL, 0                                                   \
  47   }
  48
  49 #define DEFINE_FPR_NODWARF(name, size, offset)                                 \
  50   {                                                                            \
  51     #name, NULL, size, offset, eEncodingUint, eFormatHex,                      \
  52         {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM,        \
  53          LLDB_INVALID_REGNUM, lldb_##name##_s390x },                           \
  54          NULL, NULL, NULL, 0                                                   \
  55   }
  56
  57 static RegisterInfo g_register_infos_s390x[] = {
  58     // General purpose registers.
  59     DEFINE_GPR(r0, 8, GPR_OFFSET(0), nullptr, LLDB_INVALID_REGNUM),
  60     DEFINE_GPR(r1, 8, GPR_OFFSET(1), nullptr, LLDB_INVALID_REGNUM),
  61     DEFINE_GPR(r2, 8, GPR_OFFSET(2), "arg1", LLDB_REGNUM_GENERIC_ARG1),
  62     DEFINE_GPR(r3, 8, GPR_OFFSET(3), "arg2", LLDB_REGNUM_GENERIC_ARG2),
  63     DEFINE_GPR(r4, 8, GPR_OFFSET(4), "arg3", LLDB_REGNUM_GENERIC_ARG3),
  64     DEFINE_GPR(r5, 8, GPR_OFFSET(5), "arg4", LLDB_REGNUM_GENERIC_ARG4),
  65     DEFINE_GPR(r6, 8, GPR_OFFSET(6), "arg5", LLDB_REGNUM_GENERIC_ARG5),
  66     DEFINE_GPR(r7, 8, GPR_OFFSET(7), nullptr, LLDB_INVALID_REGNUM),
  67     DEFINE_GPR(r8, 8, GPR_OFFSET(8), nullptr, LLDB_INVALID_REGNUM),
  68     DEFINE_GPR(r9, 8, GPR_OFFSET(9), nullptr, LLDB_INVALID_REGNUM),
  69     DEFINE_GPR(r10, 8, GPR_OFFSET(10), nullptr, LLDB_INVALID_REGNUM),
  70     DEFINE_GPR(r11, 8, GPR_OFFSET(11), "fp", LLDB_REGNUM_GENERIC_FP),
  71     DEFINE_GPR(r12, 8, GPR_OFFSET(12), nullptr, LLDB_INVALID_REGNUM),
  72     DEFINE_GPR(r13, 8, GPR_OFFSET(13), nullptr, LLDB_INVALID_REGNUM),
  73     DEFINE_GPR(r14, 8, GPR_OFFSET(14), nullptr, LLDB_INVALID_REGNUM),
  74     DEFINE_GPR(r15, 8, GPR_OFFSET(15), "sp", LLDB_REGNUM_GENERIC_SP),
  75     DEFINE_GPR(acr0, 4, ACR_OFFSET(0), nullptr, LLDB_INVALID_REGNUM),
  76     DEFINE_GPR(acr1, 4, ACR_OFFSET(1), nullptr, LLDB_INVALID_REGNUM),
  77     DEFINE_GPR(acr2, 4, ACR_OFFSET(2), nullptr, LLDB_INVALID_REGNUM),
  78     DEFINE_GPR(acr3, 4, ACR_OFFSET(3), nullptr, LLDB_INVALID_REGNUM),
  79     DEFINE_GPR(acr4, 4, ACR_OFFSET(4), nullptr, LLDB_INVALID_REGNUM),
  80     DEFINE_GPR(acr5, 4, ACR_OFFSET(5), nullptr, LLDB_INVALID_REGNUM),
  81     DEFINE_GPR(acr6, 4, ACR_OFFSET(6), nullptr, LLDB_INVALID_REGNUM),
  82     DEFINE_GPR(acr7, 4, ACR_OFFSET(7), nullptr, LLDB_INVALID_REGNUM),
  83     DEFINE_GPR(acr8, 4, ACR_OFFSET(8), nullptr, LLDB_INVALID_REGNUM),
  84     DEFINE_GPR(acr9, 4, ACR_OFFSET(9), nullptr, LLDB_INVALID_REGNUM),
  85     DEFINE_GPR(acr10, 4, ACR_OFFSET(10), nullptr, LLDB_INVALID_REGNUM),
  86     DEFINE_GPR(acr11, 4, ACR_OFFSET(11), nullptr, LLDB_INVALID_REGNUM),
  87     DEFINE_GPR(acr12, 4, ACR_OFFSET(12), nullptr, LLDB_INVALID_REGNUM),
  88     DEFINE_GPR(acr13, 4, ACR_OFFSET(13), nullptr, LLDB_INVALID_REGNUM),
  89     DEFINE_GPR(acr14, 4, ACR_OFFSET(14), nullptr, LLDB_INVALID_REGNUM),
  90     DEFINE_GPR(acr15, 4, ACR_OFFSET(15), nullptr, LLDB_INVALID_REGNUM),
  91     DEFINE_GPR(pswm, 8, 0, "flags", LLDB_REGNUM_GENERIC_FLAGS),
  92     DEFINE_GPR(pswa, 8, 8, "pc", LLDB_REGNUM_GENERIC_PC),
  93
  94     // Floating point registers.
  95     DEFINE_FPR(f0, 8, FPR_OFFSET(0)), DEFINE_FPR(f1, 8, FPR_OFFSET(1)),
  96     DEFINE_FPR(f2, 8, FPR_OFFSET(2)), DEFINE_FPR(f3, 8, FPR_OFFSET(3)),
  97     DEFINE_FPR(f4, 8, FPR_OFFSET(4)), DEFINE_FPR(f5, 8, FPR_OFFSET(5)),
  98     DEFINE_FPR(f6, 8, FPR_OFFSET(6)), DEFINE_FPR(f7, 8, FPR_OFFSET(7)),
  99     DEFINE_FPR(f8, 8, FPR_OFFSET(8)), DEFINE_FPR(f9, 8, FPR_OFFSET(9)),
 100     DEFINE_FPR(f10, 8, FPR_OFFSET(10)), DEFINE_FPR(f11, 8, FPR_OFFSET(11)),
 101     DEFINE_FPR(f12, 8, FPR_OFFSET(12)), DEFINE_FPR(f13, 8, FPR_OFFSET(13)),
 102     DEFINE_FPR(f14, 8, FPR_OFFSET(14)), DEFINE_FPR(f15, 8, FPR_OFFSET(15)),
 103     DEFINE_FPR_NODWARF(fpc, 4, 0),
 104
 105     // Linux operating-specific info.
 106     DEFINE_GPR_NODWARF(orig_r2, 8, 16 + 16 * 8 + 16 * 4, nullptr,
 107                        LLDB_INVALID_REGNUM),
 108     DEFINE_GPR_NODWARF(last_break, 8, 0, nullptr, LLDB_INVALID_REGNUM),
 109     DEFINE_GPR_NODWARF(system_call, 4, 0, nullptr, LLDB_INVALID_REGNUM),
 110 };
 111
 112 static_assert((sizeof(g_register_infos_s390x) /
 113                sizeof(g_register_infos_s390x[0])) == k_num_registers_s390x,
 114               "g_register_infos_s390x has wrong number of register infos");
 115
 116 #undef GPR_OFFSET
 117 #undef ACR_OFFSET
 118 #undef FPR_OFFSET
 119 #undef DEFINE_GPR
 120 #undef DEFINE_GPR_NODWARF
 121 #undef DEFINE_FPR
 122 #undef DEFINE_FPR_NODWARF
 123
 124 #endif // DECLARE_REGISTER_INFOS_S390X_STRUCT