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ack/mach/i386/as/mach3.c
David Given a45f1cdd33 Allow stosw, lodsw, scasw.
2022-08-03 20:32:58 +02:00

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/*
* (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
* See the copyright notice in the ACK home directory, in the file "Copyright".
*/
#define RCSID3 "$Id$"
/*
* INTEL 80386 keywords
*
* No system registers for now ...
*/
{0, USE16, 0, ".use16"},
{0, USE32, 0, ".use32"},
{0, R32, 0, "ax"},
{0, R32, 1, "cx"},
{0, R32, 2, "dx"},
{0, R32, 3, "bx"},
{0, R32, 4, "sp"},
{0, R32, 5, "bp"},
{0, R32, 6, "si"},
{0, R32, 7, "di"},
{0, R32, 0, "eax"},
{0, R32, 1, "ecx"},
{0, R32, 2, "edx"},
{0, R32, 3, "ebx"},
{0, R32, 4, "esp"},
{0, R32, 5, "ebp"},
{0, R32, 6, "esi"},
{0, R32, 7, "edi"},
{0, R8, 0, "al"},
{0, R8, 1, "cl"},
{0, R8, 2, "dl"},
{0, R8, 3, "bl"},
{0, R8, 4, "ah"},
{0, R8, 5, "ch"},
{0, R8, 6, "dh"},
{0, R8, 7, "bh"},
{0, RSEG, 0, "es"},
{0, RSEG, 1, "cs"},
{0, RSEG, 2, "ss"},
{0, RSEG, 3, "ds"},
{0, RSEG, 4, "fs"},
{0, RSEG, 5, "gs"},
{0, RSYSCR, 0, "cr0"},
{0, RSYSCR, 2, "cr2"},
{0, RSYSCR, 3, "cr3"},
{0, RSYSDR, 0, "dr0"},
{0, RSYSDR, 1, "dr1"},
{0, RSYSDR, 2, "dr2"},
{0, RSYSDR, 3, "dr3"},
{0, RSYSDR, 6, "dr6"},
{0, RSYSDR, 7, "dr7"},
{0, RSYSTR, 3, "tr3"}, /* i486 */
{0, RSYSTR, 4, "tr4"}, /* i486 */
{0, RSYSTR, 5, "tr5"}, /* i486 */
{0, RSYSTR, 6, "tr6"},
{0, RSYSTR, 7, "tr7"},
{0, ADDOP, 000, "addb"},
{0, ADDOP, 001, "add"},
{0, ADDOP, 010, "orb"},
{0, ADDOP, 011, "or"},
{0, ADDOP, 020, "adcb"},
{0, ADDOP, 021, "adc"},
{0, ADDOP, 030, "sbbb"},
{0, ADDOP, 031, "sbb"},
{0, ADDOP, 040, "andb"},
{0, ADDOP, 041, "and"},
{0, ADDOP, 050, "subb"},
{0, ADDOP, 051, "sub"},
{0, ADDOP, 060, "xorb"},
{0, ADDOP, 061, "xor"},
{0, ADDOP, 070, "cmpb"},
{0, ADDOP, 071, "cmp"},
{0, BITTEST, 04, "bt"},
{0, BITTEST, 05, "bts"},
{0, BITTEST, 06, "btr"},
{0, BITTEST, 07, "btc"},
{0, CALFOP, 030+(0232<<8), "callf"},
{0, CALFOP, 050+(0352<<8), "jmpf"},
{0, CALLOP, 020+(0350<<8), "call"},
{0, CALLOP, 040+(0351<<8), "jmp"},
{0, ENTER, 0310, "enter"},
{0, EXTEND, 0267, "movzx"},
{0, EXTEND, 0266, "movzxb"},
{0, EXTEND, 0277, "movsx"},
{0, EXTEND, 0276, "movsxb"},
{0, EXTOP, 0002, "lar"},
{0, EXTOP, 0003, "lsl"},
{0, EXTOP, 0274, "bsf"},
{0, EXTOP, 0275, "bsr"},
{0, EXTOP1, 0000, "sldt"},
{0, EXTOP1, 0001, "sgdt"},
{0, EXTOP1, 0010, "str"},
{0, EXTOP1, 0011, "sidt"},
{0, EXTOP1, 0020, "lldt"},
{0, EXTOP1, 0021, "lgdt"},
{0, EXTOP1, 0030, "ltr"},
{0, EXTOP1, 0031, "lidt"},
{0, EXTOP1, 0040, "verr"},
{0, EXTOP1, 0041, "smsw"},
{0, EXTOP1, 0050, "verw"},
{0, EXTOP1, 0061, "lmsw"},
{0, IMUL, 00, "imul"},
{0, IMULB, 050, "imulb"},
{0, INCOP, 000, "incb"},
{0, INCOP, 001, "inc"},
{0, INCOP, 010, "decb"},
{0, INCOP, 011, "dec"},
{0, INT, 0, "int"},
{0, IOOP, 0344, "inb"},
{0, IOOP, 0345, "in"},
{0, IOOP, 0346, "outb"},
{0, IOOP, 0347, "out"},
{0, JOP, 0340, "loopne"},
{0, JOP, 0340, "loopnz"},
{0, JOP, 0341, "loope"},
{0, JOP, 0341, "loopz"},
{0, JOP, 0342, "loop"},
{0, JOP, 0343, "jcxz"},
{0, JOP, 0343, "jecxz"},
{0, JOP2, 0000, "jo"},
{0, JOP2, 0001, "jno"},
{0, JOP2, 0002, "jb"},
{0, JOP2, 0002, "jc"},
{0, JOP2, 0002, "jnae"},
{0, JOP2, 0003, "jae"},
{0, JOP2, 0003, "jnb"},
{0, JOP2, 0003, "jnc"},
{0, JOP2, 0004, "je"},
{0, JOP2, 0004, "jz"},
{0, JOP2, 0005, "jne"},
{0, JOP2, 0005, "jnz"},
{0, JOP2, 0006, "jbe"},
{0, JOP2, 0006, "jna"},
{0, JOP2, 0007, "ja"},
{0, JOP2, 0007, "jnbe"},
{0, JOP2, 0010, "js"},
{0, JOP2, 0011, "jns"},
{0, JOP2, 0012, "jp"},
{0, JOP2, 0012, "jpe"},
{0, JOP2, 0013, "jnp"},
{0, JOP2, 0013, "jpo"},
{0, JOP2, 0014, "jl"},
{0, JOP2, 0014, "jnge"},
{0, JOP2, 0015, "jge"},
{0, JOP2, 0015, "jnl"},
{0, JOP2, 0016, "jle"},
{0, JOP2, 0016, "jng"},
{0, JOP2, 0017, "jg"},
{0, JOP2, 0017, "jnle"},
{0, LEAOP, 0142, "bound"},
{0, LEAOP, 0215, "lea"},
{0, LEAOP, 0304, "les"},
{0, LEAOP, 0305, "lds"},
{0, LEAOP2, 0262, "lss"},
{0, LEAOP2, 0264, "lfs"},
{0, LEAOP2, 0265, "lgs"},
{0, LSHFT, 0244, "shld"},
{0, LSHFT, 0254, "shrd"},
{0, MOV, 0, "movb"},
{0, MOV, 1, "mov"},
{0, NOOP_1, 0140, "pusha"},
{0, NOOP_1, 0140, "pushad"},
{0, NOOP_1, 0141, "popa"},
{0, NOOP_1, 0141, "popad"},
{0, NOOP_1, 0156, "outsb"},
{0, NOOP_1, 0157, "outs"},
{0, NOOP_1, 0220, "nop"},
{0, NOOP_1, 0230, "cbw"},
{0, NOOP_1, 0230, "cwde"}, /* same opcode as cbw! */
{0, NOOP_1, 0231, "cdq"}, /* same opcode as cwd! */
{0, NOOP_1, 0231, "cwd"},
{0, NOOP_1, 0233, "wait"},
{0, NOOP_1, 0234, "pushf"},
{0, NOOP_1, 0235, "popf"},
{0, NOOP_1, 0236, "sahf"},
{0, NOOP_1, 0237, "lahf"},
{0, NOOP_1, 0244, "movsb"},
{0, NOOP_1, 0245, "movs"},
{0, NOOP_1, 0246, "cmpsb"},
{0, NOOP_1, 0154, "insb"},
{0, NOOP_1, 0247, "cmps"},
{0, NOOP_1, 0155, "ins"},
{0, NOOP_1, 0252, "stosb"},
{0, NOOP_1, 0253, "stos"},
{0, NOOP_1, 0253, "stosw"},
{0, NOOP_1, 0254, "lodsb"},
{0, NOOP_1, 0255, "lods"},
{0, NOOP_1, 0255, "lodsw"},
{0, NOOP_1, 0256, "scasb"},
{0, NOOP_1, 0257, "scas"},
{0, NOOP_1, 0257, "scasw"},
{0, NOOP_1, 0311, "leave"},
{0, NOOP_1, 0316, "into"},
{0, NOOP_1, 0317, "iret"},
{0, NOOP_1, 0317, "iretd"},
{0, NOOP_1, 0327, "xlat"},
{0, NOOP_1, 0364, "hlt"},
{0, NOOP_1, 0365, "cmc"},
{0, NOOP_1, 0370, "clc"},
{0, NOOP_1, 0371, "stc"},
{0, NOOP_1, 0372, "cli"},
{0, NOOP_1, 0373, "sti"},
{0, NOOP_1, 0374, "cld"},
{0, NOOP_1, 0375, "std"},
{0, NOOP_1, 047, "daa"},
{0, NOOP_1, 057, "das"},
{0, NOOP_1, 067, "aaa"},
{0, NOOP_1, 077, "aas"},
{0, NOOP_2, 017+(06<<8), "clts"},
{0, NOOP_2, 0324+(012<<8), "aam"},
{0, NOOP_2, 0325+(012<<8), "aad"},
{0, NOTOP, 020, "notb"},
{0, NOTOP, 021, "not"},
{0, NOTOP, 030, "negb"},
{0, NOTOP, 031, "neg"},
{0, NOTOP, 040, "mulb"},
{0, NOTOP, 041, "mul"},
{0, NOTOP, 060, "divb"},
{0, NOTOP, 061, "div"},
{0, NOTOP, 070, "idivb"},
{0, NOTOP, 071, "idiv"},
{0, PREFIX, 0144, "fseg"},
{0, PREFIX, 0145, "gseg"},
{0, OTOGGLE, 0146, "o16"}, /* operand size toggle */
{0, OTOGGLE, 0346, "o32"}, /* operand size toggle */
{0, ATOGGLE, 0147, "a16"}, /* address size toggle */
{0, ATOGGLE, 0347, "a32"}, /* address size toggle */
{0, PREFIX, 0360, "lock"},
{0, PREFIX, 0362, "repne"},
{0, PREFIX, 0362, "repnz"},
{0, PREFIX, 0363, "rep"},
{0, PREFIX, 0363, "repe"},
{0, PREFIX, 0363, "repz"},
{0, PREFIX, 046, "eseg"},
{0, PREFIX, 056, "cseg"},
{0, PREFIX, 066, "sseg"},
{0, PREFIX, 076, "dseg"},
{0, PUSHOP, 0, "push"},
{0, PUSHOP, 1, "pop"},
{0, RET, 0303, "ret"},
{0, RET, 0313, "retf"},
{0, ROLOP, 000, "rolb"},
{0, ROLOP, 001, "rol"},
{0, ROLOP, 010, "rorb"},
{0, ROLOP, 011, "ror"},
{0, ROLOP, 020, "rclb"},
{0, ROLOP, 021, "rcl"},
{0, ROLOP, 030, "rcrb"},
{0, ROLOP, 031, "rcr"},
{0, ROLOP, 040, "salb"},
{0, ROLOP, 040, "shlb"},
{0, ROLOP, 041, "sal"},
{0, ROLOP, 041, "shl"},
{0, ROLOP, 050, "shrb"},
{0, ROLOP, 051, "shr"},
{0, ROLOP, 070, "sarb"},
{0, ROLOP, 071, "sar"},
{0, SETCC, 0000, "seto"},
{0, SETCC, 0001, "setno"},
{0, SETCC, 0002, "setb"},
{0, SETCC, 0002, "setnae"},
{0, SETCC, 0003, "setae"},
{0, SETCC, 0003, "setnb"},
{0, SETCC, 0004, "sete"},
{0, SETCC, 0004, "setz"},
{0, SETCC, 0005, "setne"},
{0, SETCC, 0005, "setnz"},
{0, SETCC, 0006, "setbe"},
{0, SETCC, 0006, "setna"},
{0, SETCC, 0007, "seta"},
{0, SETCC, 0007, "setnbe"},
{0, SETCC, 0010, "sets"},
{0, SETCC, 0011, "setns"},
{0, SETCC, 0012, "setp"},
{0, SETCC, 0012, "setpe"},
{0, SETCC, 0013, "setnp"},
{0, SETCC, 0013, "setpo"},
{0, SETCC, 0014, "setl"},
{0, SETCC, 0014, "setnge"},
{0, SETCC, 0015, "setge"},
{0, SETCC, 0015, "setnl"},
{0, SETCC, 0016, "setle"},
{0, SETCC, 0016, "setng"},
{0, SETCC, 0017, "setg"},
{0, SETCC, 0017, "setnle"},
{0, TEST, 0, "testb"},
{0, TEST, 1, "test"},
{0, XCHG, 0, "xchgb"},
{0, XCHG, 1, "xchg"},
{0, ARPLOP, 0143, "arpl"},
/* Intel 80[23]87 coprocessor keywords */
{0, ST, 0, "st"},
{0, FNOOP, FESC+1+(0xF0<<8), "f2xm1"},
{0, FNOOP, FESC+1+(0xE1<<8), "fabs"},
{0, FNOOP, FESC+1+(0xE0<<8), "fchs"},
{0, FNOOP, FESC+3+(0xE2<<8), "fclex"},
{0, FNOOP, FESC+6+(0xD9<<8), "fcompp"},
{0, FNOOP, FESC+2+(0xE9<<8), "fucompp"},
{0, FNOOP, FESC+1+(0xF6<<8), "fdecstp"},
{0, FNOOP, FESC+3+(0xE1<<8), "fdisi"},
{0, FNOOP, FESC+3+(0xE0<<8), "feni"},
{0, FNOOP, FESC+1+(0xF7<<8), "fincstp"},
{0, FNOOP, FESC+3+(0xE3<<8), "finit"},
{0, FNOOP, FESC+1+(0xE8<<8), "fld1"},
{0, FNOOP, FESC+1+(0xEA<<8), "fldl2e"},
{0, FNOOP, FESC+1+(0xE9<<8), "fldl2t"},
{0, FNOOP, FESC+1+(0xEC<<8), "fldlg2"},
{0, FNOOP, FESC+1+(0xED<<8), "fldln2"},
{0, FNOOP, FESC+1+(0xEB<<8), "fldpi"},
{0, FNOOP, FESC+1+(0xEE<<8), "fldz"},
{0, FNOOP, FESC+1+(0xD0<<8), "fnop"},
{0, FNOOP, FESC+1+(0xF3<<8), "fpatan"},
{0, FNOOP, FESC+1+(0xFF<<8), "fcos"},
{0, FNOOP, FESC+1+(0xFE<<8), "fsin"},
{0, FNOOP, FESC+1+(0xFB<<8), "fsincos"},
{0, FNOOP, FESC+1+(0xF8<<8), "fprem"},
{0, FNOOP, FESC+1+(0xF5<<8), "fprem1"},
{0, FNOOP, FESC+1+(0xF2<<8), "fptan"},
{0, FNOOP, FESC+1+(0xFC<<8), "frndint"},
{0, FNOOP, FESC+1+(0xFD<<8), "fscale"},
{0, FNOOP, FESC+1+(0xFA<<8), "fsqrt"},
{0, FNOOP, FESC+1+(0xE4<<8), "ftst"},
{0, FNOOP, FESC+1+(0xE5<<8), "fxam"},
{0, FNOOP, FESC+1+(0xF4<<8), "fxtract"},
{0, FNOOP, FESC+1+(0xF1<<8), "fyl2x"},
{0, FNOOP, FESC+1+(0xF9<<8), "fyl2xp1"},
{0, FMEM, FESC+6+(0<<11), "fiadds"},
{0, FMEM, FESC+2+(0<<11), "fiaddl"},
{0, FMEM, FESC+0+(0<<11), "fadds"},
{0, FMEM, FESC+4+(0<<11), "faddd"},
{0, FMEM, FESC+7+(4<<11), "fbld"},
{0, FMEM, FESC+7+(6<<11), "fbstp"},
{0, FMEM, FESC+6+(2<<11), "ficoms"},
{0, FMEM, FESC+2+(2<<11), "ficoml"},
{0, FMEM, FESC+0+(2<<11), "fcoms"},
{0, FMEM, FESC+4+(2<<11), "fcomd"},
{0, FMEM, FESC+6+(3<<11), "ficomps"},
{0, FMEM, FESC+2+(3<<11), "ficompl"},
{0, FMEM, FESC+0+(3<<11), "fcomps"},
{0, FMEM, FESC+4+(3<<11), "fcompd"},
{0, FMEM, FESC+6+(6<<11), "fidivs"},
{0, FMEM, FESC+2+(6<<11), "fidivl"},
{0, FMEM, FESC+0+(6<<11), "fdivs"},
{0, FMEM, FESC+4+(6<<11), "fdivd"},
{0, FMEM, FESC+6+(7<<11), "fidivrs"},
{0, FMEM, FESC+2+(7<<11), "fidivrl"},
{0, FMEM, FESC+0+(7<<11), "fdivrs"},
{0, FMEM, FESC+4+(7<<11), "fdivrd"},
{0, FMEM, FESC+7+(5<<11), "fildq"},
{0, FMEM, FESC+7+(0<<11), "filds"},
{0, FMEM, FESC+3+(0<<11), "fildl"},
{0, FMEM, FESC+1+(0<<11), "flds"},
{0, FMEM, FESC+5+(0<<11), "fldd"},
{0, FMEM, FESC+3+(5<<11), "fldx"},
{0, FMEM, FESC+1+(5<<11), "fldcw"},
{0, FMEM, FESC+1+(4<<11), "fldenv"},
{0, FMEM, FESC+6+(1<<11), "fimuls"},
{0, FMEM, FESC+2+(1<<11), "fimull"},
{0, FMEM, FESC+0+(1<<11), "fmuls"},
{0, FMEM, FESC+4+(1<<11), "fmuld"},
{0, FMEM, FESC+5+(4<<11), "frstor"},
{0, FMEM, FESC+5+(6<<11), "fsave"},
{0, FMEM, FESC+7+(2<<11), "fists"},
{0, FMEM, FESC+3+(2<<11), "fistl"},
{0, FMEM, FESC+1+(2<<11), "fsts"},
{0, FMEM, FESC+5+(2<<11), "fstd"},
{0, FMEM, FESC+7+(7<<11), "fistpq"},
{0, FMEM, FESC+7+(3<<11), "fistps"},
{0, FMEM, FESC+3+(3<<11), "fistpl"},
{0, FMEM, FESC+1+(3<<11), "fstps"},
{0, FMEM, FESC+5+(3<<11), "fstpd"},
{0, FMEM, FESC+3+(7<<11), "fstpx"},
{0, FMEM, FESC+1+(7<<11), "fstcw"},
{0, FMEM, FESC+1+(6<<11), "fstenv"},
{0, FMEM_AX, FESC+5+(7<<11), "fstsw"},
{0, FMEM, FESC+6+(4<<11), "fisubs"},
{0, FMEM, FESC+2+(4<<11), "fisubl"},
{0, FMEM, FESC+0+(4<<11), "fsubs"},
{0, FMEM, FESC+4+(4<<11), "fsubd"},
{0, FMEM, FESC+6+(5<<11), "fisubrs"},
{0, FMEM, FESC+2+(5<<11), "fisubrl"},
{0, FMEM, FESC+0+(5<<11), "fsubrs"},
{0, FMEM, FESC+4+(5<<11), "fsubrd"},
{0, FST_I, FESC+1+(0xC0<<8), "fld"},
{0, FST_I, FESC+5+(0xD0<<8), "fst"},
{0, FST_I, FESC+5+(0xD8<<8), "fstp"},
{0, FST_I, FESC+1+(0xC8<<8), "fxch"},
{0, FST_I, FESC+0+(0xD0<<8), "fcom"},
{0, FST_I, FESC+5+(0xE0<<8), "fucom"},
{0, FST_I, FESC+0+(0xD8<<8), "fcomp"},
{0, FST_I, FESC+5+(0xE8<<8), "fucomp"},
{0, FST_I, FESC+5+(0xC0<<8), "ffree"},
{0, FST_ST, FESC+0+(0xC0<<8), "fadd"},
{0, FST_ST, FESC+2+(0xC0<<8), "faddp"},
{0, FST_ST2, FESC+0+(0xF0<<8), "fdiv"},
{0, FST_ST2, FESC+2+(0xF0<<8), "fdivp"},
{0, FST_ST2, FESC+0+(0xF8<<8), "fdivr"},
{0, FST_ST2, FESC+2+(0xF8<<8), "fdivrp"},
{0, FST_ST, FESC+0+(0xC8<<8), "fmul"},
{0, FST_ST, FESC+2+(0xC8<<8), "fmulp"},
{0, FST_ST2, FESC+0+(0xE0<<8), "fsub"},
{0, FST_ST2, FESC+2+(0xE0<<8), "fsubp"},
{0, FST_ST2, FESC+0+(0xE8<<8), "fsubr"},
{0, FST_ST2, FESC+2+(0xE8<<8), "fsubrp"},
/* Intel 486 instructions */
{0, EXTOPBW, 0xC0, "xaddb"},
{0, EXTOPBW, 0xC1, "xadd"},
{0, EXTOPBW, 0xB0, "cmpxchgb"},
{0, EXTOPBW, 0xB1, "cmpxchg"},
{0, BSWAP, 0xC8, "bswap"},
{0, NOOP_2, 017+(010<<8), "invd"},
{0, EXTOP1, 071, "invlpg"},
{0, NOOP_2, 017+(011<<8), "wbinvd"},
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