hdis86-0.1: udis86-1.7/libudis86/decode.h
#ifndef UD_DECODE_H
#define UD_DECODE_H
#define MAX_INSN_LENGTH 15
/* register classes */
#define T_NONE 0
#define T_GPR 1
#define T_MMX 2
#define T_CRG 3
#define T_DBG 4
#define T_SEG 5
#define T_XMM 6
/* itab prefix bits */
#define P_none ( 0 )
#define P_c1 ( 1 << 0 )
#define P_C1(n) ( ( n >> 0 ) & 1 )
#define P_rexb ( 1 << 1 )
#define P_REXB(n) ( ( n >> 1 ) & 1 )
#define P_depM ( 1 << 2 )
#define P_DEPM(n) ( ( n >> 2 ) & 1 )
#define P_c3 ( 1 << 3 )
#define P_C3(n) ( ( n >> 3 ) & 1 )
#define P_inv64 ( 1 << 4 )
#define P_INV64(n) ( ( n >> 4 ) & 1 )
#define P_rexw ( 1 << 5 )
#define P_REXW(n) ( ( n >> 5 ) & 1 )
#define P_c2 ( 1 << 6 )
#define P_C2(n) ( ( n >> 6 ) & 1 )
#define P_def64 ( 1 << 7 )
#define P_DEF64(n) ( ( n >> 7 ) & 1 )
#define P_rexr ( 1 << 8 )
#define P_REXR(n) ( ( n >> 8 ) & 1 )
#define P_oso ( 1 << 9 )
#define P_OSO(n) ( ( n >> 9 ) & 1 )
#define P_aso ( 1 << 10 )
#define P_ASO(n) ( ( n >> 10 ) & 1 )
#define P_rexx ( 1 << 11 )
#define P_REXX(n) ( ( n >> 11 ) & 1 )
#define P_ImpAddr ( 1 << 12 )
#define P_IMPADDR(n) ( ( n >> 12 ) & 1 )
/* rex prefix bits */
#define REX_W(r) ( ( 0xF & ( r ) ) >> 3 )
#define REX_R(r) ( ( 0x7 & ( r ) ) >> 2 )
#define REX_X(r) ( ( 0x3 & ( r ) ) >> 1 )
#define REX_B(r) ( ( 0x1 & ( r ) ) >> 0 )
#define REX_PFX_MASK(n) ( ( P_REXW(n) << 3 ) | \
( P_REXR(n) << 2 ) | \
( P_REXX(n) << 1 ) | \
( P_REXB(n) << 0 ) )
/* scable-index-base bits */
#define SIB_S(b) ( ( b ) >> 6 )
#define SIB_I(b) ( ( ( b ) >> 3 ) & 7 )
#define SIB_B(b) ( ( b ) & 7 )
/* modrm bits */
#define MODRM_REG(b) ( ( ( b ) >> 3 ) & 7 )
#define MODRM_NNN(b) ( ( ( b ) >> 3 ) & 7 )
#define MODRM_MOD(b) ( ( ( b ) >> 6 ) & 3 )
#define MODRM_RM(b) ( ( b ) & 7 )
/* operand type constants -- order is important! */
enum ud_operand_code {
OP_NONE,
OP_A, OP_E, OP_M, OP_G,
OP_I,
OP_AL, OP_CL, OP_DL, OP_BL,
OP_AH, OP_CH, OP_DH, OP_BH,
OP_ALr8b, OP_CLr9b, OP_DLr10b, OP_BLr11b,
OP_AHr12b, OP_CHr13b, OP_DHr14b, OP_BHr15b,
OP_AX, OP_CX, OP_DX, OP_BX,
OP_SI, OP_DI, OP_SP, OP_BP,
OP_rAX, OP_rCX, OP_rDX, OP_rBX,
OP_rSP, OP_rBP, OP_rSI, OP_rDI,
OP_rAXr8, OP_rCXr9, OP_rDXr10, OP_rBXr11,
OP_rSPr12, OP_rBPr13, OP_rSIr14, OP_rDIr15,
OP_eAX, OP_eCX, OP_eDX, OP_eBX,
OP_eSP, OP_eBP, OP_eSI, OP_eDI,
OP_ES, OP_CS, OP_SS, OP_DS,
OP_FS, OP_GS,
OP_ST0, OP_ST1, OP_ST2, OP_ST3,
OP_ST4, OP_ST5, OP_ST6, OP_ST7,
OP_J, OP_S, OP_O,
OP_I1, OP_I3,
OP_V, OP_W, OP_Q, OP_P,
OP_R, OP_C, OP_D, OP_VR, OP_PR
};
/* operand size constants */
enum ud_operand_size {
SZ_NA = 0,
SZ_Z = 1,
SZ_V = 2,
SZ_P = 3,
SZ_WP = 4,
SZ_DP = 5,
SZ_MDQ = 6,
SZ_RDQ = 7,
/* the following values are used as is,
* and thus hard-coded. changing them
* will break internals
*/
SZ_B = 8,
SZ_W = 16,
SZ_D = 32,
SZ_Q = 64,
SZ_T = 80,
};
/* itab entry operand definitions */
#define O_rSPr12 { OP_rSPr12, SZ_NA }
#define O_BL { OP_BL, SZ_NA }
#define O_BH { OP_BH, SZ_NA }
#define O_BP { OP_BP, SZ_NA }
#define O_AHr12b { OP_AHr12b, SZ_NA }
#define O_BX { OP_BX, SZ_NA }
#define O_Jz { OP_J, SZ_Z }
#define O_Jv { OP_J, SZ_V }
#define O_Jb { OP_J, SZ_B }
#define O_rSIr14 { OP_rSIr14, SZ_NA }
#define O_GS { OP_GS, SZ_NA }
#define O_D { OP_D, SZ_NA }
#define O_rBPr13 { OP_rBPr13, SZ_NA }
#define O_Ob { OP_O, SZ_B }
#define O_P { OP_P, SZ_NA }
#define O_Ow { OP_O, SZ_W }
#define O_Ov { OP_O, SZ_V }
#define O_Gw { OP_G, SZ_W }
#define O_Gv { OP_G, SZ_V }
#define O_rDX { OP_rDX, SZ_NA }
#define O_Gx { OP_G, SZ_MDQ }
#define O_Gd { OP_G, SZ_D }
#define O_Gb { OP_G, SZ_B }
#define O_rBXr11 { OP_rBXr11, SZ_NA }
#define O_rDI { OP_rDI, SZ_NA }
#define O_rSI { OP_rSI, SZ_NA }
#define O_ALr8b { OP_ALr8b, SZ_NA }
#define O_eDI { OP_eDI, SZ_NA }
#define O_Gz { OP_G, SZ_Z }
#define O_eDX { OP_eDX, SZ_NA }
#define O_DHr14b { OP_DHr14b, SZ_NA }
#define O_rSP { OP_rSP, SZ_NA }
#define O_PR { OP_PR, SZ_NA }
#define O_NONE { OP_NONE, SZ_NA }
#define O_rCX { OP_rCX, SZ_NA }
#define O_jWP { OP_J, SZ_WP }
#define O_rDXr10 { OP_rDXr10, SZ_NA }
#define O_Md { OP_M, SZ_D }
#define O_C { OP_C, SZ_NA }
#define O_G { OP_G, SZ_NA }
#define O_Mb { OP_M, SZ_B }
#define O_Mt { OP_M, SZ_T }
#define O_S { OP_S, SZ_NA }
#define O_Mq { OP_M, SZ_Q }
#define O_W { OP_W, SZ_NA }
#define O_ES { OP_ES, SZ_NA }
#define O_rBX { OP_rBX, SZ_NA }
#define O_Ed { OP_E, SZ_D }
#define O_DLr10b { OP_DLr10b, SZ_NA }
#define O_Mw { OP_M, SZ_W }
#define O_Eb { OP_E, SZ_B }
#define O_Ex { OP_E, SZ_MDQ }
#define O_Ez { OP_E, SZ_Z }
#define O_Ew { OP_E, SZ_W }
#define O_Ev { OP_E, SZ_V }
#define O_Ep { OP_E, SZ_P }
#define O_FS { OP_FS, SZ_NA }
#define O_Ms { OP_M, SZ_W }
#define O_rAXr8 { OP_rAXr8, SZ_NA }
#define O_eBP { OP_eBP, SZ_NA }
#define O_Isb { OP_I, SZ_SB }
#define O_eBX { OP_eBX, SZ_NA }
#define O_rCXr9 { OP_rCXr9, SZ_NA }
#define O_jDP { OP_J, SZ_DP }
#define O_CH { OP_CH, SZ_NA }
#define O_CL { OP_CL, SZ_NA }
#define O_R { OP_R, SZ_RDQ }
#define O_V { OP_V, SZ_NA }
#define O_CS { OP_CS, SZ_NA }
#define O_CHr13b { OP_CHr13b, SZ_NA }
#define O_eCX { OP_eCX, SZ_NA }
#define O_eSP { OP_eSP, SZ_NA }
#define O_SS { OP_SS, SZ_NA }
#define O_SP { OP_SP, SZ_NA }
#define O_BLr11b { OP_BLr11b, SZ_NA }
#define O_SI { OP_SI, SZ_NA }
#define O_eSI { OP_eSI, SZ_NA }
#define O_DL { OP_DL, SZ_NA }
#define O_DH { OP_DH, SZ_NA }
#define O_DI { OP_DI, SZ_NA }
#define O_DX { OP_DX, SZ_NA }
#define O_rBP { OP_rBP, SZ_NA }
#define O_Gvw { OP_G, SZ_MDQ }
#define O_I1 { OP_I1, SZ_NA }
#define O_I3 { OP_I3, SZ_NA }
#define O_DS { OP_DS, SZ_NA }
#define O_ST4 { OP_ST4, SZ_NA }
#define O_ST5 { OP_ST5, SZ_NA }
#define O_ST6 { OP_ST6, SZ_NA }
#define O_ST7 { OP_ST7, SZ_NA }
#define O_ST0 { OP_ST0, SZ_NA }
#define O_ST1 { OP_ST1, SZ_NA }
#define O_ST2 { OP_ST2, SZ_NA }
#define O_ST3 { OP_ST3, SZ_NA }
#define O_E { OP_E, SZ_NA }
#define O_AH { OP_AH, SZ_NA }
#define O_M { OP_M, SZ_NA }
#define O_AL { OP_AL, SZ_NA }
#define O_CLr9b { OP_CLr9b, SZ_NA }
#define O_Q { OP_Q, SZ_NA }
#define O_eAX { OP_eAX, SZ_NA }
#define O_VR { OP_VR, SZ_NA }
#define O_AX { OP_AX, SZ_NA }
#define O_rAX { OP_rAX, SZ_NA }
#define O_Iz { OP_I, SZ_Z }
#define O_rDIr15 { OP_rDIr15, SZ_NA }
#define O_Iw { OP_I, SZ_W }
#define O_Iv { OP_I, SZ_V }
#define O_Ap { OP_A, SZ_P }
#define O_CX { OP_CX, SZ_NA }
#define O_Ib { OP_I, SZ_B }
#define O_BHr15b { OP_BHr15b, SZ_NA }
/* A single operand of an entry in the instruction table.
* (internal use only)
*/
struct ud_itab_entry_operand
{
enum ud_operand_code type;
enum ud_operand_size size;
};
/* A single entry in an instruction table.
*(internal use only)
*/
struct ud_itab_entry
{
enum ud_mnemonic_code mnemonic;
struct ud_itab_entry_operand operand1;
struct ud_itab_entry_operand operand2;
struct ud_itab_entry_operand operand3;
uint32_t prefix;
};
extern const char * ud_lookup_mnemonic( enum ud_mnemonic_code c );
#endif /* UD_DECODE_H */
/* vim:cindent
* vim:expandtab
* vim:ts=4
* vim:sw=4
*/