1 //===-- RegisterInfos_powerpc.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 // Computes the offset of the given GPR in the user data area. 12 #define GPR_OFFSET(regname) (offsetof(GPR, regname)) 13 #define FPR_OFFSET(regname) (offsetof(FPR, regname)) 14 #define VMX_OFFSET(regname) (offsetof(VMX, regname)) 15 #define GPR_SIZE(regname) (sizeof(((GPR *)NULL)->regname)) 16 17 #ifdef DECLARE_REGISTER_INFOS_POWERPC_STRUCT 18 19 // Note that the size and offset will be updated by platform-specific classes. 20 #define DEFINE_GPR(reg, alt, lldb_kind) \ 21 { \ 22 #reg, alt, GPR_SIZE(reg), GPR_OFFSET(reg), eEncodingUint, eFormatHex, \ 23 {dwarf_##reg##_powerpc, \ 24 dwarf_##reg##_powerpc, lldb_kind, \ 25 LLDB_INVALID_REGNUM, \ 26 gpr_##reg##_powerpc }, \ 27 NULL, NULL, NULL, 0 \ 28 } 29 #define DEFINE_FPR(reg, lldb_kind) \ 30 { \ 31 #reg, NULL, 8, FPR_OFFSET(reg), eEncodingIEEE754, eFormatFloat, \ 32 {dwarf_##reg##_powerpc, dwarf_##reg##_powerpc, \ 33 lldb_kind, LLDB_INVALID_REGNUM, \ 34 fpr_##reg##_powerpc }, \ 35 NULL, NULL, NULL, 0 \ 36 } 37 #define DEFINE_VMX(reg, lldb_kind) \ 38 { \ 39 #reg, NULL, 16, VMX_OFFSET(reg), eEncodingVector, eFormatVectorOfUInt32, \ 40 {dwarf_##reg##_powerpc, dwarf_##reg##_powerpc, \ 41 lldb_kind, LLDB_INVALID_REGNUM, \ 42 vmx_##reg##_powerpc }, \ 43 NULL, NULL, NULL, 0 \ 44 } 45 46 // General purpose registers. EH_Frame, DWARF, 47 // Generic, Process Plugin 48 #define POWERPC_REGS \ 49 DEFINE_GPR(r0, NULL, LLDB_INVALID_REGNUM) \ 50 , DEFINE_GPR(r1, "sp", LLDB_REGNUM_GENERIC_SP), \ 51 DEFINE_GPR(r2, NULL, LLDB_INVALID_REGNUM), \ 52 DEFINE_GPR(r3, "arg1", LLDB_REGNUM_GENERIC_ARG1), \ 53 DEFINE_GPR(r4, "arg2", LLDB_REGNUM_GENERIC_ARG2), \ 54 DEFINE_GPR(r5, "arg3", LLDB_REGNUM_GENERIC_ARG3), \ 55 DEFINE_GPR(r6, "arg4", LLDB_REGNUM_GENERIC_ARG4), \ 56 DEFINE_GPR(r7, "arg5", LLDB_REGNUM_GENERIC_ARG5), \ 57 DEFINE_GPR(r8, "arg6", LLDB_REGNUM_GENERIC_ARG6), \ 58 DEFINE_GPR(r9, "arg7", LLDB_REGNUM_GENERIC_ARG7), \ 59 DEFINE_GPR(r10, "arg8", LLDB_REGNUM_GENERIC_ARG8), \ 60 DEFINE_GPR(r11, NULL, LLDB_INVALID_REGNUM), \ 61 DEFINE_GPR(r12, NULL, LLDB_INVALID_REGNUM), \ 62 DEFINE_GPR(r13, NULL, LLDB_INVALID_REGNUM), \ 63 DEFINE_GPR(r14, NULL, LLDB_INVALID_REGNUM), \ 64 DEFINE_GPR(r15, NULL, LLDB_INVALID_REGNUM), \ 65 DEFINE_GPR(r16, NULL, LLDB_INVALID_REGNUM), \ 66 DEFINE_GPR(r17, NULL, LLDB_INVALID_REGNUM), \ 67 DEFINE_GPR(r18, NULL, LLDB_INVALID_REGNUM), \ 68 DEFINE_GPR(r19, NULL, LLDB_INVALID_REGNUM), \ 69 DEFINE_GPR(r20, NULL, LLDB_INVALID_REGNUM), \ 70 DEFINE_GPR(r21, NULL, LLDB_INVALID_REGNUM), \ 71 DEFINE_GPR(r22, NULL, LLDB_INVALID_REGNUM), \ 72 DEFINE_GPR(r23, NULL, LLDB_INVALID_REGNUM), \ 73 DEFINE_GPR(r24, NULL, LLDB_INVALID_REGNUM), \ 74 DEFINE_GPR(r25, NULL, LLDB_INVALID_REGNUM), \ 75 DEFINE_GPR(r26, NULL, LLDB_INVALID_REGNUM), \ 76 DEFINE_GPR(r27, NULL, LLDB_INVALID_REGNUM), \ 77 DEFINE_GPR(r28, NULL, LLDB_INVALID_REGNUM), \ 78 DEFINE_GPR(r29, NULL, LLDB_INVALID_REGNUM), \ 79 DEFINE_GPR(r30, NULL, LLDB_INVALID_REGNUM), \ 80 DEFINE_GPR(r31, NULL, LLDB_INVALID_REGNUM), \ 81 DEFINE_GPR(lr, "lr", LLDB_REGNUM_GENERIC_RA), \ 82 DEFINE_GPR(cr, "cr", LLDB_REGNUM_GENERIC_FLAGS), \ 83 DEFINE_GPR(xer, "xer", LLDB_INVALID_REGNUM), \ 84 DEFINE_GPR(ctr, "ctr", LLDB_INVALID_REGNUM), \ 85 DEFINE_GPR(pc, "pc", LLDB_REGNUM_GENERIC_PC), \ 86 DEFINE_FPR(f0, LLDB_INVALID_REGNUM), \ 87 DEFINE_FPR(f1, LLDB_INVALID_REGNUM), \ 88 DEFINE_FPR(f2, LLDB_INVALID_REGNUM), \ 89 DEFINE_FPR(f3, LLDB_INVALID_REGNUM), \ 90 DEFINE_FPR(f4, LLDB_INVALID_REGNUM), \ 91 DEFINE_FPR(f5, LLDB_INVALID_REGNUM), \ 92 DEFINE_FPR(f6, LLDB_INVALID_REGNUM), \ 93 DEFINE_FPR(f7, LLDB_INVALID_REGNUM), \ 94 DEFINE_FPR(f8, LLDB_INVALID_REGNUM), \ 95 DEFINE_FPR(f9, LLDB_INVALID_REGNUM), \ 96 DEFINE_FPR(f10, LLDB_INVALID_REGNUM), \ 97 DEFINE_FPR(f11, LLDB_INVALID_REGNUM), \ 98 DEFINE_FPR(f12, LLDB_INVALID_REGNUM), \ 99 DEFINE_FPR(f13, LLDB_INVALID_REGNUM), \ 100 DEFINE_FPR(f14, LLDB_INVALID_REGNUM), \ 101 DEFINE_FPR(f15, LLDB_INVALID_REGNUM), \ 102 DEFINE_FPR(f16, LLDB_INVALID_REGNUM), \ 103 DEFINE_FPR(f17, LLDB_INVALID_REGNUM), \ 104 DEFINE_FPR(f18, LLDB_INVALID_REGNUM), \ 105 DEFINE_FPR(f19, LLDB_INVALID_REGNUM), \ 106 DEFINE_FPR(f20, LLDB_INVALID_REGNUM), \ 107 DEFINE_FPR(f21, LLDB_INVALID_REGNUM), \ 108 DEFINE_FPR(f22, LLDB_INVALID_REGNUM), \ 109 DEFINE_FPR(f23, LLDB_INVALID_REGNUM), \ 110 DEFINE_FPR(f24, LLDB_INVALID_REGNUM), \ 111 DEFINE_FPR(f25, LLDB_INVALID_REGNUM), \ 112 DEFINE_FPR(f26, LLDB_INVALID_REGNUM), \ 113 DEFINE_FPR(f27, LLDB_INVALID_REGNUM), \ 114 DEFINE_FPR(f28, LLDB_INVALID_REGNUM), \ 115 DEFINE_FPR(f29, LLDB_INVALID_REGNUM), \ 116 DEFINE_FPR(f30, LLDB_INVALID_REGNUM), \ 117 DEFINE_FPR(f31, LLDB_INVALID_REGNUM), \ 118 {"fpscr", \ 119 NULL, \ 120 8, \ 121 FPR_OFFSET(fpscr), \ 122 eEncodingUint, \ 123 eFormatHex, \ 124 {dwarf_fpscr_powerpc, dwarf_fpscr_powerpc, LLDB_INVALID_REGNUM, \ 125 LLDB_INVALID_REGNUM, fpr_fpscr_powerpc}, \ 126 NULL, \ 127 NULL, \ 128 NULL, \ 129 0}, \ 130 DEFINE_VMX(v0, LLDB_INVALID_REGNUM), \ 131 DEFINE_VMX(v1, LLDB_INVALID_REGNUM), \ 132 DEFINE_VMX(v2, LLDB_INVALID_REGNUM), \ 133 DEFINE_VMX(v3, LLDB_INVALID_REGNUM), \ 134 DEFINE_VMX(v4, LLDB_INVALID_REGNUM), \ 135 DEFINE_VMX(v5, LLDB_INVALID_REGNUM), \ 136 DEFINE_VMX(v6, LLDB_INVALID_REGNUM), \ 137 DEFINE_VMX(v7, LLDB_INVALID_REGNUM), \ 138 DEFINE_VMX(v8, LLDB_INVALID_REGNUM), \ 139 DEFINE_VMX(v9, LLDB_INVALID_REGNUM), \ 140 DEFINE_VMX(v10, LLDB_INVALID_REGNUM), \ 141 DEFINE_VMX(v11, LLDB_INVALID_REGNUM), \ 142 DEFINE_VMX(v12, LLDB_INVALID_REGNUM), \ 143 DEFINE_VMX(v13, LLDB_INVALID_REGNUM), \ 144 DEFINE_VMX(v14, LLDB_INVALID_REGNUM), \ 145 DEFINE_VMX(v15, LLDB_INVALID_REGNUM), \ 146 DEFINE_VMX(v16, LLDB_INVALID_REGNUM), \ 147 DEFINE_VMX(v17, LLDB_INVALID_REGNUM), \ 148 DEFINE_VMX(v18, LLDB_INVALID_REGNUM), \ 149 DEFINE_VMX(v19, LLDB_INVALID_REGNUM), \ 150 DEFINE_VMX(v20, LLDB_INVALID_REGNUM), \ 151 DEFINE_VMX(v21, LLDB_INVALID_REGNUM), \ 152 DEFINE_VMX(v22, LLDB_INVALID_REGNUM), \ 153 DEFINE_VMX(v23, LLDB_INVALID_REGNUM), \ 154 DEFINE_VMX(v24, LLDB_INVALID_REGNUM), \ 155 DEFINE_VMX(v25, LLDB_INVALID_REGNUM), \ 156 DEFINE_VMX(v26, LLDB_INVALID_REGNUM), \ 157 DEFINE_VMX(v27, LLDB_INVALID_REGNUM), \ 158 DEFINE_VMX(v28, LLDB_INVALID_REGNUM), \ 159 DEFINE_VMX(v29, LLDB_INVALID_REGNUM), \ 160 DEFINE_VMX(v30, LLDB_INVALID_REGNUM), \ 161 DEFINE_VMX(v31, LLDB_INVALID_REGNUM), \ 162 {"vrsave", \ 163 NULL, \ 164 4, \ 165 VMX_OFFSET(vrsave), \ 166 eEncodingUint, \ 167 eFormatHex, \ 168 {dwarf_vrsave_powerpc, dwarf_vrsave_powerpc, LLDB_INVALID_REGNUM, \ 169 LLDB_INVALID_REGNUM, vmx_vrsave_powerpc}, \ 170 NULL, \ 171 NULL, \ 172 NULL, \ 173 0}, \ 174 {"vscr", \ 175 NULL, \ 176 4, \ 177 VMX_OFFSET(vscr), \ 178 eEncodingUint, \ 179 eFormatHex, \ 180 {dwarf_vscr_powerpc, dwarf_vscr_powerpc, LLDB_INVALID_REGNUM, \ 181 LLDB_INVALID_REGNUM, vmx_vscr_powerpc}, \ 182 NULL, \ 183 NULL, \ 184 NULL, \ 185 0}, 186 187 static RegisterInfo g_register_infos_powerpc64[] = { 188 #define GPR GPR64 189 POWERPC_REGS 190 #undef GPR 191 }; 192 193 static RegisterInfo g_register_infos_powerpc32[] = { 194 #define GPR GPR32 195 POWERPC_REGS 196 #undef GPR 197 }; 198 199 static RegisterInfo g_register_infos_powerpc64_32[] = { 200 #define GPR GPR64 201 #undef GPR_SIZE 202 #define GPR_SIZE(reg) (sizeof(uint32_t)) 203 #undef GPR_OFFSET 204 #define GPR_OFFSET(regname) \ 205 (offsetof(GPR, regname) + (sizeof(((GPR *)NULL)->regname) - GPR_SIZE(reg))) 206 POWERPC_REGS 207 #undef GPR 208 }; 209 210 static_assert((sizeof(g_register_infos_powerpc32) / 211 sizeof(g_register_infos_powerpc32[0])) == 212 k_num_registers_powerpc, 213 "g_register_infos_powerpc32 has wrong number of register infos"); 214 static_assert((sizeof(g_register_infos_powerpc64) / 215 sizeof(g_register_infos_powerpc64[0])) == 216 k_num_registers_powerpc, 217 "g_register_infos_powerpc64 has wrong number of register infos"); 218 static_assert(sizeof(g_register_infos_powerpc64_32) == 219 sizeof(g_register_infos_powerpc64), 220 "g_register_infos_powerpc64_32 doesn't match size of " 221 "g_register_infos_powerpc64"); 222 223 #undef DEFINE_FPR 224 #undef DEFINE_GPR 225 226 #endif // DECLARE_REGISTER_INFOS_POWERPC_STRUCT 227 228 #undef GPR_OFFSET 229