| //===-- RegisterInfos_i386.h ------------------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // C Includes |
| #include <stddef.h> |
| |
| // C++ Includes |
| // Other libraries and framework includes |
| #include "llvm/Support/Compiler.h" |
| |
| // Project includes |
| |
| #ifdef DECLARE_REGISTER_INFOS_I386_STRUCT |
| |
| // Computes the offset of the given GPR in the user data area. |
| #define GPR_OFFSET(regname) \ |
| (LLVM_EXTENSION offsetof(GPR, regname)) |
| |
| // Computes the offset of the given FPR in the extended data area. |
| #define FPR_OFFSET(regname) \ |
| (LLVM_EXTENSION offsetof(UserArea, i387) + \ |
| LLVM_EXTENSION offsetof(FPR_i386, regname)) |
| |
| // Computes the offset of the YMM register assembled from register halves. |
| // Based on DNBArchImplI386.cpp from debugserver |
| #define YMM_OFFSET(reg_index) \ |
| (LLVM_EXTENSION offsetof(UserArea, i387) + \ |
| LLVM_EXTENSION offsetof(FPR, xstate) + \ |
| LLVM_EXTENSION offsetof(FXSAVE, xmm[7]) + \ |
| sizeof(XMMReg) + (32 * reg_index)) |
| |
| // Number of bytes needed to represent a FPR. |
| #if !defined(FPR_SIZE) |
| #define FPR_SIZE(reg) sizeof(((FXSAVE*)NULL)->reg) |
| #endif |
| |
| // Number of bytes needed to represent the i'th FP register. |
| #define FP_SIZE sizeof(((MMSReg*)NULL)->bytes) |
| |
| // Number of bytes needed to represent an XMM register. |
| #define XMM_SIZE sizeof(XMMReg) |
| |
| // Number of bytes needed to represent a YMM register. |
| #define YMM_SIZE sizeof(YMMReg) |
| |
| // Note that the size and offset will be updated by platform-specific classes. |
| #define DEFINE_GPR(reg, alt, kind1, kind2, kind3, kind4) \ |
| { #reg, alt, sizeof(((GPR*)NULL)->reg), GPR_OFFSET(reg), eEncodingUint, \ |
| eFormatHex, { kind1, kind2, kind3, kind4, lldb_##reg##_i386 }, NULL, NULL, NULL, 0} |
| |
| #define DEFINE_FPR(name, reg, kind1, kind2, kind3, kind4) \ |
| { #name, NULL, FPR_SIZE(reg), FPR_OFFSET(reg), eEncodingUint, \ |
| eFormatHex, { kind1, kind2, kind3, kind4, lldb_##name##_i386 }, NULL, NULL, NULL, 0} |
| |
| // RegisterKind: EHFrame, DWARF, Generic, Process Plugin, LLDB |
| |
| #define DEFINE_FP_ST(reg, i) \ |
| { #reg#i, NULL, FP_SIZE, LLVM_EXTENSION FPR_OFFSET(stmm[i]), \ |
| eEncodingVector, eFormatVectorOfUInt8, \ |
| { ehframe_st##i##_i386, dwarf_st##i##_i386, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_st##i##_i386 }, \ |
| NULL, NULL, NULL, 0} |
| |
| #define DEFINE_FP_MM(reg, i) \ |
| { #reg#i, NULL, sizeof(uint64_t), LLVM_EXTENSION FPR_OFFSET(stmm[i]), \ |
| eEncodingUint, eFormatHex, \ |
| { ehframe_mm##i##_i386, dwarf_mm##i##_i386, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_mm##i##_i386 }, \ |
| NULL, NULL, NULL, 0} |
| |
| #define DEFINE_XMM(reg, i) \ |
| { #reg#i, NULL, XMM_SIZE, LLVM_EXTENSION FPR_OFFSET(reg[i]), \ |
| eEncodingVector, eFormatVectorOfUInt8, \ |
| { ehframe_##reg##i##_i386, dwarf_##reg##i##_i386, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_##reg##i##_i386}, \ |
| NULL, NULL, NULL, 0} |
| |
| // I believe the YMM registers use dwarf_xmm_%_i386 register numbers and then differentiate based on register size. |
| #define DEFINE_YMM(reg, i) \ |
| { #reg#i, NULL, YMM_SIZE, LLVM_EXTENSION YMM_OFFSET(i), \ |
| eEncodingVector, eFormatVectorOfUInt8, \ |
| { LLDB_INVALID_REGNUM, dwarf_xmm##i##_i386, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_##reg##i##_i386 }, \ |
| NULL, NULL, NULL, 0} |
| |
| #define DEFINE_DR(reg, i) \ |
| { #reg#i, NULL, DR_SIZE, DR_OFFSET(i), eEncodingUint, eFormatHex, \ |
| { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, \ |
| LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL, NULL, 0} |
| |
| #define DEFINE_GPR_PSEUDO_16(reg16, reg32) \ |
| { #reg16, NULL, 2, GPR_OFFSET(reg32), eEncodingUint, \ |
| eFormatHex, { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_##reg16##_i386 }, RegisterContextPOSIX_x86::g_contained_##reg32, RegisterContextPOSIX_x86::g_invalidate_##reg32, NULL, 0} |
| #define DEFINE_GPR_PSEUDO_8H(reg8, reg32) \ |
| { #reg8, NULL, 1, GPR_OFFSET(reg32)+1, eEncodingUint, \ |
| eFormatHex, { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_##reg8##_i386 }, RegisterContextPOSIX_x86::g_contained_##reg32, RegisterContextPOSIX_x86::g_invalidate_##reg32, NULL, 0} |
| #define DEFINE_GPR_PSEUDO_8L(reg8, reg32) \ |
| { #reg8, NULL, 1, GPR_OFFSET(reg32), eEncodingUint, \ |
| eFormatHex, { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_##reg8##_i386 }, RegisterContextPOSIX_x86::g_contained_##reg32, RegisterContextPOSIX_x86::g_invalidate_##reg32, NULL, 0} |
| |
| static RegisterInfo |
| g_register_infos_i386[] = |
| { |
| // General purpose registers. |
| DEFINE_GPR(eax, nullptr, ehframe_eax_i386, dwarf_eax_i386, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM), |
| DEFINE_GPR(ebx, nullptr, ehframe_ebx_i386, dwarf_ebx_i386, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM), |
| DEFINE_GPR(ecx, nullptr, ehframe_ecx_i386, dwarf_ecx_i386, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM), |
| DEFINE_GPR(edx, nullptr, ehframe_edx_i386, dwarf_edx_i386, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM), |
| DEFINE_GPR(edi, nullptr, ehframe_edi_i386, dwarf_edi_i386, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM), |
| DEFINE_GPR(esi, nullptr, ehframe_esi_i386, dwarf_esi_i386, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM), |
| DEFINE_GPR(ebp, "fp", ehframe_ebp_i386, dwarf_ebp_i386, LLDB_REGNUM_GENERIC_FP, LLDB_INVALID_REGNUM), |
| DEFINE_GPR(esp, "sp", ehframe_esp_i386, dwarf_esp_i386, LLDB_REGNUM_GENERIC_SP, LLDB_INVALID_REGNUM), |
| DEFINE_GPR(eip, "pc", ehframe_eip_i386, dwarf_eip_i386, LLDB_REGNUM_GENERIC_PC, LLDB_INVALID_REGNUM), |
| DEFINE_GPR(eflags, "flags", ehframe_eflags_i386, dwarf_eflags_i386, LLDB_REGNUM_GENERIC_FLAGS, LLDB_INVALID_REGNUM), |
| DEFINE_GPR(cs, nullptr, LLDB_INVALID_REGNUM, dwarf_cs_i386, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM), |
| DEFINE_GPR(fs, nullptr, LLDB_INVALID_REGNUM, dwarf_fs_i386, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM), |
| DEFINE_GPR(gs, nullptr, LLDB_INVALID_REGNUM, dwarf_gs_i386, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM), |
| DEFINE_GPR(ss, nullptr, LLDB_INVALID_REGNUM, dwarf_ss_i386, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM), |
| DEFINE_GPR(ds, nullptr, LLDB_INVALID_REGNUM, dwarf_ds_i386, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM), |
| DEFINE_GPR(es, nullptr, LLDB_INVALID_REGNUM, dwarf_es_i386, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM), |
| |
| DEFINE_GPR_PSEUDO_16(ax, eax), |
| DEFINE_GPR_PSEUDO_16(bx, ebx), |
| DEFINE_GPR_PSEUDO_16(cx, ecx), |
| DEFINE_GPR_PSEUDO_16(dx, edx), |
| DEFINE_GPR_PSEUDO_16(di, edi), |
| DEFINE_GPR_PSEUDO_16(si, esi), |
| DEFINE_GPR_PSEUDO_16(bp, ebp), |
| DEFINE_GPR_PSEUDO_16(sp, esp), |
| DEFINE_GPR_PSEUDO_8H(ah, eax), |
| DEFINE_GPR_PSEUDO_8H(bh, ebx), |
| DEFINE_GPR_PSEUDO_8H(ch, ecx), |
| DEFINE_GPR_PSEUDO_8H(dh, edx), |
| DEFINE_GPR_PSEUDO_8L(al, eax), |
| DEFINE_GPR_PSEUDO_8L(bl, ebx), |
| DEFINE_GPR_PSEUDO_8L(cl, ecx), |
| DEFINE_GPR_PSEUDO_8L(dl, edx), |
| |
| // i387 Floating point registers. |
| DEFINE_FPR(fctrl, fctrl, LLDB_INVALID_REGNUM, dwarf_fctrl_i386, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM), |
| DEFINE_FPR(fstat, fstat, LLDB_INVALID_REGNUM, dwarf_fstat_i386, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM), |
| DEFINE_FPR(ftag, ftag, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM), |
| DEFINE_FPR(fop, fop, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM), |
| DEFINE_FPR(fiseg, ptr.i386_.fiseg, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM), |
| DEFINE_FPR(fioff, ptr.i386_.fioff, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM), |
| DEFINE_FPR(foseg, ptr.i386_.foseg, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM), |
| DEFINE_FPR(fooff, ptr.i386_.fooff, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM), |
| DEFINE_FPR(mxcsr, mxcsr, LLDB_INVALID_REGNUM, dwarf_mxcsr_i386, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM), |
| DEFINE_FPR(mxcsrmask, mxcsrmask, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM), |
| |
| // FP registers. |
| DEFINE_FP_ST(st, 0), |
| DEFINE_FP_ST(st, 1), |
| DEFINE_FP_ST(st, 2), |
| DEFINE_FP_ST(st, 3), |
| DEFINE_FP_ST(st, 4), |
| DEFINE_FP_ST(st, 5), |
| DEFINE_FP_ST(st, 6), |
| DEFINE_FP_ST(st, 7), |
| DEFINE_FP_MM(mm, 0), |
| DEFINE_FP_MM(mm, 1), |
| DEFINE_FP_MM(mm, 2), |
| DEFINE_FP_MM(mm, 3), |
| DEFINE_FP_MM(mm, 4), |
| DEFINE_FP_MM(mm, 5), |
| DEFINE_FP_MM(mm, 6), |
| DEFINE_FP_MM(mm, 7), |
| |
| // XMM registers |
| DEFINE_XMM(xmm, 0), |
| DEFINE_XMM(xmm, 1), |
| DEFINE_XMM(xmm, 2), |
| DEFINE_XMM(xmm, 3), |
| DEFINE_XMM(xmm, 4), |
| DEFINE_XMM(xmm, 5), |
| DEFINE_XMM(xmm, 6), |
| DEFINE_XMM(xmm, 7), |
| |
| // Copy of YMM registers assembled from xmm and ymmh |
| DEFINE_YMM(ymm, 0), |
| DEFINE_YMM(ymm, 1), |
| DEFINE_YMM(ymm, 2), |
| DEFINE_YMM(ymm, 3), |
| DEFINE_YMM(ymm, 4), |
| DEFINE_YMM(ymm, 5), |
| DEFINE_YMM(ymm, 6), |
| DEFINE_YMM(ymm, 7), |
| |
| // Debug registers for lldb internal use |
| DEFINE_DR(dr, 0), |
| DEFINE_DR(dr, 1), |
| DEFINE_DR(dr, 2), |
| DEFINE_DR(dr, 3), |
| DEFINE_DR(dr, 4), |
| DEFINE_DR(dr, 5), |
| DEFINE_DR(dr, 6), |
| DEFINE_DR(dr, 7) |
| }; |
| |
| static_assert((sizeof(g_register_infos_i386) / sizeof(g_register_infos_i386[0])) == k_num_registers_i386, |
| "g_register_infos_x86_64 has wrong number of register infos"); |
| |
| #undef GPR_OFFSET |
| #undef FPR_OFFSET |
| #undef YMM_OFFSET |
| #undef FPR_SIZE |
| #undef FP_SIZE |
| #undef XMM_SIZE |
| #undef YMM_SIZE |
| #undef DEFINE_GPR |
| #undef DEFINE_FPR |
| #undef DEFINE_FP |
| #undef DEFINE_XMM |
| #undef DEFINE_YMM |
| #undef DEFINE_DR |
| #undef DEFINE_GPR_PSEUDO_16 |
| #undef DEFINE_GPR_PSEUDO_8H |
| #undef DEFINE_GPR_PSEUDO_8L |
| |
| #endif // DECLARE_REGISTER_INFOS_I386_STRUCT |
