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cosmopolitan/third_party/xed/x86.h

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#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_
/* ▓▓▓▓▓▓▓▓▓▓▓▓▓ ▄▄▄▄
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║▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓║
╔───────╨───────────────────────────────────────────────────────────────────╨──╗
│ 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_ */
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