#ifndef COSMOPOLITAN_THIRD_PARTY_XED_X86_H_ #define COSMOPOLITAN_THIRD_PARTY_XED_X86_H_ #include "libc/runtime/runtime.h" #include "libc/str/str.h" #if !(__ASSEMBLER__ + __LINKER__ + 0) COSMOPOLITAN_C_START_ /* ▓▓▓▓▓▓▓▓▓▓▓▓▓ ▄▄▄▄ ▓▓▓▓▓▓▓▓▓▓▓▓▓ ▄▓▓▓▓▓▓▄ ▄▓▓▓▓▓▓▓▓ ▄▓▓▓▀ ▓▓▓▓ ▓▓▓▓▓ ▓ ▓▓▓▓ ▓▓ ▓▓▓ ▄▓▓▓▓ ▬▬▬▬▬▬▬▬▬▬▬▬▬▓▓▓▓▓▓▓▓▓▓▓▓▓▬▬▬▬▬▬▬▬▬▬▬▓▓▓▬▬▬▓▓▓▬▬▬▬▬▬▬▬▓▓▬▬▬▬▓▓▓▓▓▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ │ ▓▓▓▓ ▓▓▓▓▓ ▓▓▓ ▓▓▓▄ ▓▓▓ ▓▓▓▓ │ ▬▬▬▬▬▬▬▬▬▬▬▬▬▓▓▓▓ ▓▓▓▓▓▬▬▬▬▬▬▬▬▓▓▓▓▓▓▓▬▬▬▀▓▓▓▓▄▄▄▓▓▓▬▬▓▓▓▓▓▓▓▓▓▓▓▓▓▬▬▬▬▬▬▬▬▬▬ │ ▓▓▓▓ ▓▓▓▓▓ ▓▓▓▓▓▄ ▄▄▓▓▓▓▓▓▓▓▓ ▓▓▓▓ ▓▓▓▄ │ ▬▬▬▬▬▬▬▬▬▬▬▬▬▓▓▓▓ ▓▓▓▓▓▬▬▬▬▬▬▬▬▬▬▬▓▓▓▓▓▄▄▓▓▀ ▀▀▓▓▓▓▓▓▓▓▓▓▬▬▬▬▬▬▬▬▓▓▓▬▬▬▬▬▬▬▬ ▬▬▬▬▬▬▬▬║▬▬▬▬▓▓▓▓ ▓▓▓▓▓▬▬▬▬▬▬▬▬▬▬▬▬▓▓▓▓▓▓▓▬▬▬▬▬▬▬▬▬▓▓▓ ▓▓▓▬▬▬▬▬▬▬▬▓▓▓▬▬▬▬║▬▬▬ ▬▬▬▬▬▬▬▬▬▬▬▬▬▓▓▓▓ ▓▓▓▓▓▬▬▬▬▬▬▬▬▬▬▬▓▓▓▓▬▬▓▓▓▬▬▬▬▬▬▬▬▓▓▓▬▓▓▓▓▬▬▬▬▬▬▬▓▓▓▬▬▬▬▬▬▬▬ ■■■■■■■■║■■■■▓▓▓▓ ▓▓▓▓▓■■■▓▓▓▄▄▄▓▓▓▓■■■■▬▓▓▓▓▄▄▄▄▓▓▓■■■■▬▓▓▓▓▄▄▄▓▓▓▓▀■■■■║■■■ ■■■■■■■■■■■■■▓▓▓▓▓▓▓▓▓▓▓▓▓■■■■■▀▓▓▓■■■■■■■■■■■■■■▀▀■■■■■■■■■■■■▀▓▓▀■■■■■■■■■■■■■ ║▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓║ ╔───────╨───────────────────────────────────────────────────────────────────╨──╗ │ cosmopolitan § virtual machine » byte code language │ ╚─────────────────────────────────────────────────────────────────────────────*/ #define XED_MAX_INSTRUCTION_BYTES 15 #define XED_MODE_REAL 0 #define XED_MODE_LEGACY 1 #define XED_MODE_LONG 2 #define XED_HINT_NTAKEN 1 #define XED_HINT_TAKEN 2 #define XED_HINT_ALTER 3 #define xed_modrm_mod(M) (((M)&0xff) >> 6) #define xed_modrm_reg(M) (((M) >> 3) & 7) #define xed_modrm_rm(M) ((M)&7) #define xed_sib_base(M) ((M)&7) #define xed_sib_index(M) (((M) >> 3) & 7) #define xed_sib_scale(M) (((M)&0xff) >> 6) #define xed_get_modrm_reg_field(M) (((M)&0x38) >> 3) enum XedMachineMode { XED_MACHINE_MODE_INVALID, XED_MACHINE_MODE_LONG_64, XED_MACHINE_MODE_LONG_COMPAT_32, XED_MACHINE_MODE_LONG_COMPAT_16, XED_MACHINE_MODE_LEGACY_32, XED_MACHINE_MODE_LEGACY_16, XED_MACHINE_MODE_REAL, XED_MACHINE_MODE_UNREAL, XED_MACHINE_MODE_LAST }; enum XedError { XED_ERROR_NONE, XED_ERROR_BUFFER_TOO_SHORT, XED_ERROR_GENERAL_ERROR, XED_ERROR_INVALID_FOR_CHIP, XED_ERROR_BAD_REGISTER, XED_ERROR_BAD_LOCK_PREFIX, XED_ERROR_BAD_REP_PREFIX, XED_ERROR_BAD_LEGACY_PREFIX, XED_ERROR_BAD_REX_PREFIX, XED_ERROR_BAD_EVEX_UBIT, XED_ERROR_BAD_MAP, XED_ERROR_BAD_EVEX_V_PRIME, XED_ERROR_BAD_EVEX_Z_NO_MASKING, XED_ERROR_NO_OUTPUT_POINTER, XED_ERROR_NO_AGEN_CALL_BACK_REGISTERED, XED_ERROR_BAD_MEMOP_INDEX, XED_ERROR_CALLBACK_PROBLEM, XED_ERROR_GATHER_REGS, XED_ERROR_INSTR_TOO_LONG, XED_ERROR_INVALID_MODE, XED_ERROR_BAD_EVEX_LL, XED_ERROR_UNIMPLEMENTED, XED_ERROR_LAST }; enum XedAddressWidth { XED_ADDRESS_WIDTH_INVALID = 0, XED_ADDRESS_WIDTH_16b = 2, XED_ADDRESS_WIDTH_32b = 4, XED_ADDRESS_WIDTH_64b = 8, XED_ADDRESS_WIDTH_LAST }; enum XedChip { XED_CHIP_INVALID = 1, XED_CHIP_I86 = 2, XED_CHIP_I86FP = 3, XED_CHIP_I186 = 4, XED_CHIP_I186FP = 5, XED_CHIP_I286REAL = 6, XED_CHIP_I286 = 7, XED_CHIP_I2186FP = 8, XED_CHIP_I386REAL = 9, XED_CHIP_I386 = 10, XED_CHIP_I386FP = 11, XED_CHIP_I486REAL = 12, XED_CHIP_I486 = 13, XED_CHIP_PENTIUMREAL = 14, XED_CHIP_PENTIUM = 15, XED_CHIP_QUARK = 16, XED_CHIP_PENTIUMMMXREAL = 17, XED_CHIP_PENTIUMMMX = 18, XED_CHIP_ALLREAL = 19, XED_CHIP_PENTIUMPRO = 20, XED_CHIP_PENTIUM2 = 21, XED_CHIP_PENTIUM3 = 22, XED_CHIP_PENTIUM4 = 23, XED_CHIP_P4PRESCOTT = 24, XED_CHIP_P4PRESCOTT_NOLAHF = 25, XED_CHIP_P4PRESCOTT_VTX = 26, XED_CHIP_CORE2 = 27, XED_CHIP_PENRYN = 28, XED_CHIP_PENRYN_E = 29, XED_CHIP_NEHALEM = 30, XED_CHIP_WESTMERE = 31, XED_CHIP_BONNELL = 32, XED_CHIP_SALTWELL = 33, XED_CHIP_SILVERMONT = 34, XED_CHIP_AMD = 35, XED_CHIP_GOLDMONT = 36, XED_CHIP_GOLDMONT_PLUS = 37, XED_CHIP_TREMONT = 38, XED_CHIP_SANDYBRIDGE = 39, XED_CHIP_IVYBRIDGE = 40, XED_CHIP_HASWELL = 41, XED_CHIP_BROADWELL = 42, XED_CHIP_SKYLAKE = 43, XED_CHIP_SKYLAKE_SERVER = 44, XED_CHIP_CASCADE_LAKE = 45, XED_CHIP_KNL = 46, XED_CHIP_KNM = 47, XED_CHIP_CANNONLAKE = 48, XED_CHIP_ICELAKE = 49, XED_CHIP_ICELAKE_SERVER = 50, XED_CHIP_FUTURE = 51, XED_CHIP_ALL = 52, XED_CHIP_LAST }; enum XedIsaSet { XED_ISA_SET_INVALID, XED_ISA_SET_3DNOW, XED_ISA_SET_ADOX_ADCX, XED_ISA_SET_AES, XED_ISA_SET_AMD, XED_ISA_SET_AVX, XED_ISA_SET_AVX2, XED_ISA_SET_AVX2GATHER, XED_ISA_SET_AVX512BW_128, XED_ISA_SET_AVX512BW_128N, XED_ISA_SET_AVX512BW_256, XED_ISA_SET_AVX512BW_512, XED_ISA_SET_AVX512BW_KOP, XED_ISA_SET_AVX512CD_128, XED_ISA_SET_AVX512CD_256, XED_ISA_SET_AVX512CD_512, XED_ISA_SET_AVX512DQ_128, XED_ISA_SET_AVX512DQ_128N, XED_ISA_SET_AVX512DQ_256, XED_ISA_SET_AVX512DQ_512, XED_ISA_SET_AVX512DQ_KOP, XED_ISA_SET_AVX512DQ_SCALAR, XED_ISA_SET_AVX512ER_512, XED_ISA_SET_AVX512ER_SCALAR, XED_ISA_SET_AVX512F_128, XED_ISA_SET_AVX512F_128N, XED_ISA_SET_AVX512F_256, XED_ISA_SET_AVX512F_512, XED_ISA_SET_AVX512F_KOP, XED_ISA_SET_AVX512F_SCALAR, XED_ISA_SET_AVX512PF_512, XED_ISA_SET_AVX512_4FMAPS_512, XED_ISA_SET_AVX512_4FMAPS_SCALAR, XED_ISA_SET_AVX512_4VNNIW_512, XED_ISA_SET_AVX512_BITALG_128, XED_ISA_SET_AVX512_BITALG_256, XED_ISA_SET_AVX512_BITALG_512, XED_ISA_SET_AVX512_GFNI_128, XED_ISA_SET_AVX512_GFNI_256, XED_ISA_SET_AVX512_GFNI_512, XED_ISA_SET_AVX512_IFMA_128, XED_ISA_SET_AVX512_IFMA_256, XED_ISA_SET_AVX512_IFMA_512, XED_ISA_SET_AVX512_VAES_128, XED_ISA_SET_AVX512_VAES_256, XED_ISA_SET_AVX512_VAES_512, XED_ISA_SET_AVX512_VBMI2_128, XED_ISA_SET_AVX512_VBMI2_256, XED_ISA_SET_AVX512_VBMI2_512, XED_ISA_SET_AVX512_VBMI_128, XED_ISA_SET_AVX512_VBMI_256, XED_ISA_SET_AVX512_VBMI_512, XED_ISA_SET_AVX512_VNNI_128, XED_ISA_SET_AVX512_VNNI_256, XED_ISA_SET_AVX512_VNNI_512, XED_ISA_SET_AVX512_VPCLMULQDQ_128, XED_ISA_SET_AVX512_VPCLMULQDQ_256, XED_ISA_SET_AVX512_VPCLMULQDQ_512, XED_ISA_SET_AVX512_VPOPCNTDQ_128, XED_ISA_SET_AVX512_VPOPCNTDQ_256, XED_ISA_SET_AVX512_VPOPCNTDQ_512, XED_ISA_SET_AVXAES, XED_ISA_SET_AVX_GFNI, XED_ISA_SET_BMI1, XED_ISA_SET_BMI2, XED_ISA_SET_CET, XED_ISA_SET_CLDEMOTE, XED_ISA_SET_CLFLUSHOPT, XED_ISA_SET_CLFSH, XED_ISA_SET_CLWB, XED_ISA_SET_CLZERO, XED_ISA_SET_CMOV, XED_ISA_SET_CMPXCHG16B, XED_ISA_SET_F16C, XED_ISA_SET_FAT_NOP, XED_ISA_SET_FCMOV, XED_ISA_SET_FMA, XED_ISA_SET_FMA4, XED_ISA_SET_FXSAVE, XED_ISA_SET_FXSAVE64, XED_ISA_SET_GFNI, XED_ISA_SET_I186, XED_ISA_SET_I286PROTECTED, XED_ISA_SET_I286REAL, XED_ISA_SET_I386, XED_ISA_SET_I486, XED_ISA_SET_I486REAL, XED_ISA_SET_I86, XED_ISA_SET_INVPCID, XED_ISA_SET_LAHF, XED_ISA_SET_LONGMODE, XED_ISA_SET_LZCNT, XED_ISA_SET_MONITOR, XED_ISA_SET_MONITORX, XED_ISA_SET_MOVBE, XED_ISA_SET_MOVDIR, XED_ISA_SET_MPX, XED_ISA_SET_PAUSE, XED_ISA_SET_PCLMULQDQ, XED_ISA_SET_PCONFIG, XED_ISA_SET_PENTIUMMMX, XED_ISA_SET_PENTIUMREAL, XED_ISA_SET_PKU, XED_ISA_SET_POPCNT, XED_ISA_SET_PPRO, XED_ISA_SET_PREFETCHW, XED_ISA_SET_PREFETCHWT1, XED_ISA_SET_PREFETCH_NOP, XED_ISA_SET_PT, XED_ISA_SET_RDPID, XED_ISA_SET_RDPMC, XED_ISA_SET_RDRAND, XED_ISA_SET_RDSEED, XED_ISA_SET_RDTSCP, XED_ISA_SET_RDWRFSGS, XED_ISA_SET_RTM, XED_ISA_SET_SGX, XED_ISA_SET_SGX_ENCLV, XED_ISA_SET_SHA, XED_ISA_SET_SMAP, XED_ISA_SET_SMX, XED_ISA_SET_SSE, XED_ISA_SET_SSE2, XED_ISA_SET_SSE2MMX, XED_ISA_SET_SSE3, XED_ISA_SET_SSE3X87, XED_ISA_SET_SSE4, XED_ISA_SET_SSE42, XED_ISA_SET_SSE4A, XED_ISA_SET_SSEMXCSR, XED_ISA_SET_SSE_PREFETCH, XED_ISA_SET_SSSE3, XED_ISA_SET_SSSE3MMX, XED_ISA_SET_SVM, XED_ISA_SET_TBM, XED_ISA_SET_VAES, XED_ISA_SET_VMFUNC, XED_ISA_SET_VPCLMULQDQ, XED_ISA_SET_VTX, XED_ISA_SET_WAITPKG, XED_ISA_SET_WBNOINVD, XED_ISA_SET_X87, XED_ISA_SET_XOP, XED_ISA_SET_XSAVE, XED_ISA_SET_XSAVEC, XED_ISA_SET_XSAVEOPT, XED_ISA_SET_XSAVES, XED_ISA_SET_LAST }; enum XedIldMap { XED_ILD_MAP0, XED_ILD_MAP1, XED_ILD_MAP2, XED_ILD_MAP3, XED_ILD_MAP4, XED_ILD_MAP5, XED_ILD_MAP6, XED_ILD_MAPAMD, XED_ILD_MAP_XOP8, XED_ILD_MAP_XOP9, XED_ILD_MAP_XOPA, XED_ILD_MAP_LAST, XED_ILD_MAP_INVALID }; struct XedChipFeatures { uint64_t f[3]; }; struct XedOperands { /* data structure optimized for gcc code size */ uint8_t imm_width; uint8_t map; /* enum XedIldMap */ uint8_t error; /* enum XedError */ uint8_t mode; /* real,legacy,long */ uint8_t modrm; /* selects address register */ uint8_t sib; /* scaled index base x86_64 */ uint8_t rexw : 1; uint8_t rexr : 1; uint8_t rexx : 1; uint8_t rexb : 1; uint8_t osz; /* operand size override prefix */ uint8_t max_bytes; uint8_t nominal_opcode; uint8_t out_of_bytes; uint8_t disp_width; int64_t disp; uint64_t uimm0; enum XedChip chip; uint8_t srm; uint8_t amd3dnow; uint8_t asz; uint8_t bcrc; uint8_t cldemote; uint8_t has_sib; uint8_t ild_f2; uint8_t ild_f3; uint8_t lock; uint8_t mode_first_prefix; uint8_t prefix66; uint8_t realmode; uint8_t rex; uint8_t rexrr; uint8_t ubit; uint8_t vexdest3; uint8_t vexdest4; uint8_t wbnoinvd; uint8_t zeroing; uint8_t first_f2f3; uint8_t has_modrm; uint8_t last_f2f3; uint8_t llrc; uint8_t mod; uint8_t rep; uint8_t vex_prefix; uint8_t vl; uint8_t hint; uint8_t mask; uint8_t reg; uint8_t rm; uint8_t seg_ovd; uint8_t vexdest210; uint8_t vexvalid; uint8_t esrc; uint8_t ild_seg; uint8_t imm1_bytes; uint8_t nprefixes; uint8_t nrexes; uint8_t nseg_prefixes; uint8_t pos_disp; uint8_t pos_imm; uint8_t pos_imm1; uint8_t pos_modrm; uint8_t pos_nominal_opcode; uint8_t pos_sib; uint8_t uimm1; }; struct XedDecodedInst { struct XedOperands operands; unsigned char decoded_length; uint8_t *bytes; }; forceinline unsigned char xed_decoded_inst_get_byte( const struct XedDecodedInst *p, long byte_index) { return p->bytes[byte_index]; } forceinline void xed_operands_set_mode(struct XedOperands *p, enum XedMachineMode mmode) { p->realmode = 0; switch (mmode) { case XED_MACHINE_MODE_LONG_64: p->mode = 2; return; case XED_MACHINE_MODE_LEGACY_32: case XED_MACHINE_MODE_LONG_COMPAT_32: p->mode = 1; break; case XED_MACHINE_MODE_REAL: p->realmode = 1; p->mode = 0; break; case XED_MACHINE_MODE_UNREAL: p->realmode = 1; p->mode = 1; break; case XED_MACHINE_MODE_LEGACY_16: case XED_MACHINE_MODE_LONG_COMPAT_16: p->mode = 0; break; default: abort(); } } forceinline struct XedDecodedInst *xed_decoded_inst_zero_set_mode( struct XedDecodedInst *p, enum XedMachineMode mmode) { memset(p, 0, sizeof(*p)); xed_operands_set_mode(&p->operands, mmode); return p; } extern const uint64_t xed_chip_features[XED_CHIP_LAST][3] hidden; enum XedError xed_instruction_length_decode(struct XedDecodedInst *, const void *, size_t); bool xed_isa_set_is_valid_for_chip(enum XedIsaSet, enum XedChip); bool xed_test_chip_features(struct XedChipFeatures *, enum XedIsaSet); void xed_get_chip_features(struct XedChipFeatures *, enum XedChip); COSMOPOLITAN_C_END_ #endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */ #endif /* COSMOPOLITAN_THIRD_PARTY_XED_X86_H_ */