diff options
Diffstat (limited to 'private/windbg/em/p_i386/asm.h')
| -rw-r--r-- | private/windbg/em/p_i386/asm.h | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/private/windbg/em/p_i386/asm.h b/private/windbg/em/p_i386/asm.h new file mode 100644 index 000000000..ab6a49683 --- /dev/null +++ b/private/windbg/em/p_i386/asm.h @@ -0,0 +1,202 @@ +// token classes and types + +#define ASM_CLASS_MASK 0xff00 +#define ASM_TYPE_MASK 0x00ff + +#define ASM_EOL_CLASS 0x000 + +#define ASM_ADDOP_CLASS 0x100 +#define ASM_ADDOP_PLUS 0x101 +#define ASM_ADDOP_MINUS 0x102 + +#define ASM_MULOP_CLASS 0x200 +#define ASM_MULOP_MULT 0x201 +#define ASM_MULOP_DIVIDE 0x202 +#define ASM_MULOP_MOD 0x203 +#define ASM_MULOP_SHL 0x204 +#define ASM_MULOP_SHR 0x205 + +#define ASM_ANDOP_CLASS 0x300 + +#define ASM_NOTOP_CLASS 0x400 + +#define ASM_OROP_CLASS 0x500 +#define ASM_OROP_OR 0x501 +#define ASM_OROP_XOR 0x502 + +#define ASM_RELOP_CLASS 0x600 +#define ASM_RELOP_EQ 0x601 +#define ASM_RELOP_NE 0x602 +#define ASM_RELOP_LE 0x603 +#define ASM_RELOP_LT 0x604 +#define ASM_RELOP_GE 0x605 +#define ASM_RELOP_GT 0x606 + +#define ASM_UNOP_CLASS 0x700 +#define ASM_UNOP_BY 0x701 // UNDONE +#define ASM_UNOP_WO 0x702 // UNDONE +#define ASM_UNOP_DW 0x703 // UNDONE +#define ASM_UNOP_POI 0x704 // UNDONE + +#define ASM_LOWOP_CLASS 0x800 +#define ASM_LOWOP_LOW 0x801 +#define ASM_LOWOP_HIGH 0x802 + +#define ASM_PTROP_CLASS 0x900 + +#define ASM_SIZE_CLASS 0xa00 +#define ASM_SIZE_BYTE (0xa00 + sizeB) +#define ASM_SIZE_WORD (0xa00 + sizeW) +#define ASM_SIZE_DWORD (0xa00 + sizeD) +#define ASM_SIZE_FWORD (0xa00 + sizeF) +#define ASM_SIZE_QWORD (0xa00 + sizeQ) +#define ASM_SIZE_TBYTE (0xa00 + sizeT) +#define ASM_SIZE_SWORD (0xa00 + sizeS) + +#define ASM_OFFOP_CLASS 0xb00 +#define ASM_COLNOP_CLASS 0xc00 +#define ASM_LPAREN_CLASS 0xd00 +#define ASM_RPAREN_CLASS 0xe00 +#define ASM_LBRACK_CLASS 0xf00 +#define ASM_RBRACK_CLASS 0x1000 +#define ASM_DOTOP_CLASS 0x1100 +#define ASM_SEGOVR_CLASS 0x1200 +#define ASM_SEGMENT_CLASS 0x1300 // value has 16-bit value +#define ASM_COMMA_CLASS 0x1400 + +#define ASM_REG_CLASS 0x1500 +#define ASM_REG_BYTE 0x1501 +#define ASM_REG_WORD 0x1502 +#define ASM_REG_DWORD 0x1503 +#define ASM_REG_SEGMENT 0x1504 +#define ASM_REG_CONTROL 0x1505 +#define ASM_REG_DEBUG 0x1506 +#define ASM_REG_TRACE 0x1507 +#define ASM_REG_FLOAT 0x1508 +#define ASM_REG_INDFLT 0x1509 + +#define ASM_NUMBER_CLASS 0x1600 + +#define ASM_SYMBOL_CLASS 0x1700 +#define ASM_SYMBOL_IMM 0x1701 +#define ASM_SYMBOL_PTR 0x1702 +#define ASM_SYMBOL_BASE 0x1703 + +#define ASM_ERROR_CLASS 0xff00 // only used for PeekToken + +#define tEnd 0x80 +#define eEnd 0x40 + +// template flag and operand tokens + +enum { + asNone, as0x0a, asOpRg, asSiz0, asSiz1, asWait, asSeg, asFSiz, + asMpNx, asPrfx, + + asReg0, asReg1, asReg2, asReg3, asReg4, asReg5, asReg6, asReg7, + + opnAL, opnAX, opneAX, opnCL, opnDX, opnAp, opnEb, opnEw, + opnEv, opnGb, opnGw, opnGv, opnGd, opnIm1, opnIm3, opnIb, + opnIw, opnIv, opnJb, opnJv, opnM, opnMa, opnMb, opnMw, + opnMd, opnMp, opnMs, opnMq, opnMt, opnMv, opnCd, opnDd, + opnTd, opnRd, opnSt, opnSti, opnSeg, opnSw, opnXb, opnXv, + opnYb, opnYv, opnOb, opnOv + }; + +#define asRegBase asReg0 // first of REG flags +#define opnBase opnAL // first template operand type + // if less, then flag, else operand + +enum { + segX, segES, segCS, segSS, segDS, segFS, segGS + }; + +enum { + typNULL, // no defined type + typAX, // general register, value EAX + typCL, // general register, value ECX + typDX, // general register, value EDX + typAbs, // absolute type (direct address) + typExp, // expr (mod-r/m) general register or memory pointer + typGen, // general register + typReg, // general register (special reg MOV) + typIm1, // immediate, value 1 + typIm3, // immediate, value 3 + typImm, // immediate + typJmp, // jump relative offset + typMem, // memory pointer + typCtl, // control register + typDbg, // debug register + typTrc, // trace register + typSt, // floating point top-of-stack + typSti, // floating point index-on-stack + typSeg, // segment register (PUSH/POP opcode) + typSgr, // segment register (MOV opcode) + typXsi, // string source address + typYdi, // string destination address + typOff // memory offset + }; + +enum { + regG, // general register + regS, // segment register + regC, // control register + regD, // debug register + regT, // trace register + regF, // float register (st) + regI // float-index register (st(n)) + }; + +enum { + indAX, // index for EAX, AX, AL + indCX, // index for ECX, CX, CL + indDX, // index for EDX, DX, DL + indBX, // index for EBX, BX, BL + indSP, // index for ESP, SP, AH + indBP, // index for EBP, BP, CH + indSI, // index for ESI, SI, DH + indDI // index for EDI, DI, BH + }; + +enum { + sizeX, // no size + sizeB, // byte size + sizeW, // word size + sizeV, // variable size (word or dword) + sizeD, // dword size + sizeP, // pointer size (dword or fword) + sizeA, // dword or qword + sizeF, // fword + sizeQ, // qword + sizeT, // ten-byte + sizeS // sword + }; + +// mapping from operand token to operand type (class and opt. value) + +typedef struct tagOPNDTYPE { + BYTE type; + BYTE size; + } OPNDTYPE, *POPNDTYPE; + +typedef struct tagASM_VALUE { + ULONG value; + USHORT segment; + BYTE reloc; + BYTE size; + BYTE flags; + BYTE segovr; + BYTE index; + BYTE base; + BYTE scale; + } ASM_VALUE, *PASM_VALUE; + +// bit values of flags in ASM_VALUE +// flags are mutually exclusive + +#define fREG 0x80 // set if register +#define fIMM 0x40 // set if immediate +#define fFPTR 0x20 // set if far ptr +#define fPTR 0x10 // set if memory ptr (no reg index) +#define fPTR16 0x08 // set if memory ptr with 16-bit reg index +#define fPTR32 0x04 // set if memory ptr with 32-bit reg index |