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path: root/source/Plugins/Process/Utility/RegisterInfos_powerpc.h
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//===-- RegisterInfos_powerpc.h ---------------------------------*- C++ -*-===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===---------------------------------------------------------------------===//

#include <stddef.h>

// Computes the offset of the given GPR in the user data area.
#define GPR_OFFSET(regname)                                                 \
    (offsetof(GPR, regname))
#define FPR_OFFSET(regname)                                                 \
    (offsetof(FPR, regname))
#define VMX_OFFSET(regname)                                                 \
    (offsetof(VMX, regname))
#define GPR_SIZE(regname)                                                   \
    (sizeof(((GPR*)NULL)->regname))

#ifdef DECLARE_REGISTER_INFOS_POWERPC_STRUCT

// Note that the size and offset will be updated by platform-specific classes.
#define DEFINE_GPR(reg, alt, lldb_kind)           \
    { #reg, alt, GPR_SIZE(reg), GPR_OFFSET(reg), eEncodingUint, \
      eFormatHex, { dwarf_##reg##_powerpc, dwarf_##reg##_powerpc, lldb_kind, LLDB_INVALID_REGNUM, gpr_##reg##_powerpc }, NULL, NULL }
#define DEFINE_FPR(reg, lldb_kind)           \
    { #reg, NULL, 8, FPR_OFFSET(reg), eEncodingIEEE754, \
      eFormatFloat, { dwarf_##reg##_powerpc, dwarf_##reg##_powerpc, lldb_kind, LLDB_INVALID_REGNUM, fpr_##reg##_powerpc }, NULL, NULL }
#define DEFINE_VMX(reg, lldb_kind)           \
    { #reg, NULL, 16, VMX_OFFSET(reg), eEncodingVector, \
      eFormatVectorOfUInt32, { dwarf_##reg##_powerpc, dwarf_##reg##_powerpc, lldb_kind, LLDB_INVALID_REGNUM, vmx_##reg##_powerpc }, NULL, NULL }

    // General purpose registers.            EH_Frame,                  DWARF,              Generic,                Process Plugin
#define POWERPC_REGS \
    DEFINE_GPR(r0,       NULL,  LLDB_INVALID_REGNUM), \
    DEFINE_GPR(r1,       "sp",  LLDB_REGNUM_GENERIC_SP), \
    DEFINE_GPR(r2,       NULL,  LLDB_INVALID_REGNUM), \
    DEFINE_GPR(r3,       "arg1",LLDB_REGNUM_GENERIC_ARG1), \
    DEFINE_GPR(r4,       "arg2",LLDB_REGNUM_GENERIC_ARG2), \
    DEFINE_GPR(r5,       "arg3",LLDB_REGNUM_GENERIC_ARG3), \
    DEFINE_GPR(r6,       "arg4",LLDB_REGNUM_GENERIC_ARG4), \
    DEFINE_GPR(r7,       "arg5",LLDB_REGNUM_GENERIC_ARG5), \
    DEFINE_GPR(r8,       "arg6",LLDB_REGNUM_GENERIC_ARG6), \
    DEFINE_GPR(r9,       "arg7",LLDB_REGNUM_GENERIC_ARG7), \
    DEFINE_GPR(r10,      "arg8",LLDB_REGNUM_GENERIC_ARG8), \
    DEFINE_GPR(r11,      NULL,  LLDB_INVALID_REGNUM), \
    DEFINE_GPR(r12,      NULL,  LLDB_INVALID_REGNUM), \
    DEFINE_GPR(r13,      NULL,  LLDB_INVALID_REGNUM), \
    DEFINE_GPR(r14,      NULL,  LLDB_INVALID_REGNUM), \
    DEFINE_GPR(r15,      NULL,  LLDB_INVALID_REGNUM), \
    DEFINE_GPR(r16,      NULL,  LLDB_INVALID_REGNUM), \
    DEFINE_GPR(r17,      NULL,  LLDB_INVALID_REGNUM), \
    DEFINE_GPR(r18,      NULL,  LLDB_INVALID_REGNUM), \
    DEFINE_GPR(r19,      NULL,  LLDB_INVALID_REGNUM), \
    DEFINE_GPR(r20,      NULL,  LLDB_INVALID_REGNUM), \
    DEFINE_GPR(r21,      NULL,  LLDB_INVALID_REGNUM), \
    DEFINE_GPR(r22,      NULL,  LLDB_INVALID_REGNUM), \
    DEFINE_GPR(r23,      NULL,  LLDB_INVALID_REGNUM), \
    DEFINE_GPR(r24,      NULL,  LLDB_INVALID_REGNUM), \
    DEFINE_GPR(r25,      NULL,  LLDB_INVALID_REGNUM), \
    DEFINE_GPR(r26,      NULL,  LLDB_INVALID_REGNUM), \
    DEFINE_GPR(r27,      NULL,  LLDB_INVALID_REGNUM), \
    DEFINE_GPR(r28,      NULL,  LLDB_INVALID_REGNUM), \
    DEFINE_GPR(r29,      NULL,  LLDB_INVALID_REGNUM), \
    DEFINE_GPR(r30,      NULL,  LLDB_INVALID_REGNUM), \
    DEFINE_GPR(r31,      NULL,  LLDB_INVALID_REGNUM), \
    DEFINE_GPR(lr,       "lr",  LLDB_REGNUM_GENERIC_RA), \
    DEFINE_GPR(cr,       "cr",  LLDB_REGNUM_GENERIC_FLAGS), \
    DEFINE_GPR(xer,      "xer", LLDB_INVALID_REGNUM), \
    DEFINE_GPR(ctr,      "ctr", LLDB_INVALID_REGNUM), \
    DEFINE_GPR(pc,       "pc",  LLDB_REGNUM_GENERIC_PC), \
    DEFINE_FPR(f0,       LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f1,       LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f2,       LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f3,       LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f4,       LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f5,       LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f6,       LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f7,       LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f8,       LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f9,       LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f10,      LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f11,      LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f12,      LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f13,      LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f14,      LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f15,      LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f16,      LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f17,      LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f18,      LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f19,      LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f20,      LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f21,      LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f22,      LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f23,      LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f24,      LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f25,      LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f26,      LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f27,      LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f28,      LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f29,      LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f30,      LLDB_INVALID_REGNUM), \
    DEFINE_FPR(f31,      LLDB_INVALID_REGNUM), \
    { "fpscr", NULL, 8, FPR_OFFSET(fpscr), eEncodingUint, eFormatHex, { dwarf_fpscr_powerpc, dwarf_fpscr_powerpc, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, fpr_fpscr_powerpc }, NULL, NULL }, \
    DEFINE_VMX(v0,       LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v1,       LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v2,       LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v3,       LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v4,       LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v5,       LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v6,       LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v7,       LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v8,       LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v9,       LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v10,      LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v11,      LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v12,      LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v13,      LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v14,      LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v15,      LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v16,      LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v17,      LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v18,      LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v19,      LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v20,      LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v21,      LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v22,      LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v23,      LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v24,      LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v25,      LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v26,      LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v27,      LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v28,      LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v29,      LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v30,      LLDB_INVALID_REGNUM), \
    DEFINE_VMX(v31,      LLDB_INVALID_REGNUM), \
    { "vrsave", NULL, 4, VMX_OFFSET(vrsave), eEncodingUint, eFormatHex, { dwarf_vrsave_powerpc, dwarf_vrsave_powerpc, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, vmx_vrsave_powerpc }, NULL, NULL }, \
    { "vscr", NULL, 4, VMX_OFFSET(vscr), eEncodingUint, eFormatHex, { dwarf_vscr_powerpc, dwarf_vscr_powerpc, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, vmx_vscr_powerpc }, NULL, NULL },

static RegisterInfo
g_register_infos_powerpc64[] =
{
#define GPR GPR64
    POWERPC_REGS
#undef GPR
};

static RegisterInfo
g_register_infos_powerpc32[] =
{
#define GPR GPR32
    POWERPC_REGS
#undef GPR
};

static RegisterInfo
g_register_infos_powerpc64_32[] =
{
#define GPR GPR64
#undef GPR_SIZE
#define GPR_SIZE(reg)   (sizeof(uint32_t))
#undef GPR_OFFSET
#define GPR_OFFSET(regname)                                                 \
    (offsetof(GPR, regname) + (sizeof(((GPR *)NULL)->regname) - GPR_SIZE(reg)))
    POWERPC_REGS
#undef GPR
};

static_assert((sizeof(g_register_infos_powerpc32) / sizeof(g_register_infos_powerpc32[0])) == k_num_registers_powerpc,
    "g_register_infos_powerpc32 has wrong number of register infos");
static_assert((sizeof(g_register_infos_powerpc64) / sizeof(g_register_infos_powerpc64[0])) == k_num_registers_powerpc,
    "g_register_infos_powerpc64 has wrong number of register infos");
static_assert(sizeof(g_register_infos_powerpc64_32) == sizeof(g_register_infos_powerpc64),
    "g_register_infos_powerpc64_32 doesn't match size of g_register_infos_powerpc64");

#undef DEFINE_FPR
#undef DEFINE_GPR

#endif // DECLARE_REGISTER_INFOS_POWERPC_STRUCT

#undef GPR_OFFSET