db_disasm.c revision 266354
1139731Simp/*- 24Srgrimes * Mach Operating System 34Srgrimes * Copyright (c) 1991,1990 Carnegie Mellon University 44Srgrimes * All Rights Reserved. 58876Srgrimes * 64Srgrimes * Permission to use, copy, modify and distribute this software and its 74Srgrimes * documentation is hereby granted, provided that both the copyright 84Srgrimes * notice and this permission notice appear in all copies of the 94Srgrimes * software, derivative works or modified versions, and any portions 104Srgrimes * thereof, and that both notices appear in supporting documentation. 118876Srgrimes * 128876Srgrimes * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS 134Srgrimes * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR 144Srgrimes * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 158876Srgrimes * 164Srgrimes * Carnegie Mellon requests users of this software to return to 178876Srgrimes * 184Srgrimes * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 194Srgrimes * School of Computer Science 204Srgrimes * Carnegie Mellon University 214Srgrimes * Pittsburgh PA 15213-3890 228876Srgrimes * 234Srgrimes * any improvements or extensions that they make and grant Carnegie the 244Srgrimes * rights to redistribute these changes. 254Srgrimes */ 264Srgrimes 27118031Sobrien#include <sys/cdefs.h> 28118031Sobrien__FBSDID("$FreeBSD: head/sys/amd64/amd64/db_disasm.c 266354 2014-05-17 21:10:03Z jhb $"); 29118031Sobrien 304Srgrimes/* 314Srgrimes * Instruction disassembler. 324Srgrimes */ 332056Swollman#include <sys/param.h> 34238166Sjhb#include <sys/libkern.h> 3524494Sbde 362056Swollman#include <ddb/ddb.h> 374Srgrimes#include <ddb/db_access.h> 384Srgrimes#include <ddb/db_sym.h> 394Srgrimes 404Srgrimes/* 414Srgrimes * Size attributes 424Srgrimes */ 434Srgrimes#define BYTE 0 444Srgrimes#define WORD 1 454Srgrimes#define LONG 2 464Srgrimes#define QUAD 3 474Srgrimes#define SNGL 4 484Srgrimes#define DBLR 5 494Srgrimes#define EXTR 6 504Srgrimes#define SDEP 7 51238166Sjhb#define ADEP 8 52238166Sjhb#define ESC 9 53238166Sjhb#define NONE 10 544Srgrimes 554Srgrimes/* 56144353Speter * REX prefix and bits 57144353Speter */ 58144353Speter#define REX_B 1 59144353Speter#define REX_X 2 60144353Speter#define REX_R 4 61144353Speter#define REX_W 8 62144353Speter#define REX 0x40 63144353Speter 64144353Speter/* 654Srgrimes * Addressing modes 664Srgrimes */ 674Srgrimes#define E 1 /* general effective address */ 684Srgrimes#define Eind 2 /* indirect address (jump, call) */ 694Srgrimes#define Ew 3 /* address, word size */ 704Srgrimes#define Eb 4 /* address, byte size */ 714Srgrimes#define R 5 /* register, in 'reg' field */ 724Srgrimes#define Rw 6 /* word register, in 'reg' field */ 73238166Sjhb#define Rq 39 /* quad register, in 'reg' field */ 74266354Sjhb#define Rv 40 /* register in 'r/m' field */ 754Srgrimes#define Ri 7 /* register in instruction */ 764Srgrimes#define S 8 /* segment reg, in 'reg' field */ 774Srgrimes#define Si 9 /* segment reg, in instruction */ 784Srgrimes#define A 10 /* accumulator */ 794Srgrimes#define BX 11 /* (bx) */ 804Srgrimes#define CL 12 /* cl, for shifts */ 814Srgrimes#define DX 13 /* dx, for IO */ 824Srgrimes#define SI 14 /* si */ 834Srgrimes#define DI 15 /* di */ 844Srgrimes#define CR 16 /* control register */ 854Srgrimes#define DR 17 /* debug register */ 864Srgrimes#define TR 18 /* test register */ 874Srgrimes#define I 19 /* immediate, unsigned */ 884Srgrimes#define Is 20 /* immediate, signed */ 894Srgrimes#define Ib 21 /* byte immediate, unsigned */ 904Srgrimes#define Ibs 22 /* byte immediate, signed */ 914Srgrimes#define Iw 23 /* word immediate, unsigned */ 92164263Sjhb#define Ilq 24 /* long/quad immediate, unsigned */ 934Srgrimes#define O 25 /* direct address */ 944Srgrimes#define Db 26 /* byte displacement from EIP */ 954Srgrimes#define Dl 27 /* long displacement from EIP */ 964Srgrimes#define o1 28 /* constant 1 */ 974Srgrimes#define o3 29 /* constant 3 */ 984Srgrimes#define OS 30 /* immediate offset/segment */ 994Srgrimes#define ST 31 /* FP stack top */ 1004Srgrimes#define STI 32 /* FP stack */ 1014Srgrimes#define X 33 /* extended FP op */ 1024Srgrimes#define XA 34 /* for 'fstcw %ax' */ 103144354Speter#define El 35 /* address, long/quad size */ 10421277Sbde#define Ril 36 /* long register in instruction */ 10521277Sbde#define Iba 37 /* byte immediate, don't print if 0xa */ 106144354Speter#define EL 38 /* address, explicitly long size */ 1074Srgrimes 10811940Sbdestruct inst { 10914887Swollman const char * i_name; /* name */ 1104Srgrimes short i_has_modrm; /* has regmodrm byte */ 1114Srgrimes short i_size; /* operand size */ 1124Srgrimes int i_mode; /* addressing modes */ 11317109Sbde const void * i_extra; /* pointer to extra opcode table */ 1144Srgrimes}; 1154Srgrimes 1164Srgrimes#define op1(x) (x) 1174Srgrimes#define op2(x,y) ((x)|((y)<<8)) 1184Srgrimes#define op3(x,y,z) ((x)|((y)<<8)|((z)<<16)) 1194Srgrimes 12011940Sbdestruct finst { 12114887Swollman const char * f_name; /* name for memory instruction */ 1224Srgrimes int f_size; /* size for memory instruction */ 1234Srgrimes int f_rrmode; /* mode for rr instruction */ 12417109Sbde const void * f_rrname; /* name for rr instruction 1254Srgrimes (or pointer to table) */ 1264Srgrimes}; 1274Srgrimes 128238166Sjhbstatic const struct inst db_inst_0f388x[] = { 129238166Sjhb/*80*/ { "", TRUE, SDEP, op2(E, Rq), "invept" }, 130238166Sjhb/*81*/ { "", TRUE, SDEP, op2(E, Rq), "invvpid" }, 131255192Sjhb/*82*/ { "", TRUE, SDEP, op2(E, Rq), "invpcid" }, 132238166Sjhb/*83*/ { "", FALSE, NONE, 0, 0 }, 133238166Sjhb/*84*/ { "", FALSE, NONE, 0, 0 }, 134238166Sjhb/*85*/ { "", FALSE, NONE, 0, 0 }, 135238166Sjhb/*86*/ { "", FALSE, NONE, 0, 0 }, 136238166Sjhb/*87*/ { "", FALSE, NONE, 0, 0 }, 137238166Sjhb 138238166Sjhb/*88*/ { "", FALSE, NONE, 0, 0 }, 139238166Sjhb/*89*/ { "", FALSE, NONE, 0, 0 }, 140238166Sjhb/*8a*/ { "", FALSE, NONE, 0, 0 }, 141238166Sjhb/*8b*/ { "", FALSE, NONE, 0, 0 }, 142238166Sjhb/*8c*/ { "", FALSE, NONE, 0, 0 }, 143238166Sjhb/*8d*/ { "", FALSE, NONE, 0, 0 }, 144238166Sjhb/*8e*/ { "", FALSE, NONE, 0, 0 }, 145238166Sjhb/*8f*/ { "", FALSE, NONE, 0, 0 }, 146238166Sjhb}; 147238166Sjhb 148238166Sjhbstatic const struct inst * const db_inst_0f38[] = { 149238166Sjhb 0, 150238166Sjhb 0, 151238166Sjhb 0, 152238166Sjhb 0, 153238166Sjhb 0, 154238166Sjhb 0, 155238166Sjhb 0, 156238166Sjhb 0, 157238166Sjhb db_inst_0f388x, 158238166Sjhb 0, 159238166Sjhb 0, 160238166Sjhb 0, 161238166Sjhb 0, 162238166Sjhb 0, 163238166Sjhb 0, 164238166Sjhb 0 165238166Sjhb}; 166238166Sjhb 16714887Swollmanstatic const char * const db_Grp6[] = { 1684Srgrimes "sldt", 1694Srgrimes "str", 1704Srgrimes "lldt", 1714Srgrimes "ltr", 1724Srgrimes "verr", 1734Srgrimes "verw", 1744Srgrimes "", 1754Srgrimes "" 1764Srgrimes}; 1774Srgrimes 17814887Swollmanstatic const char * const db_Grp7[] = { 1794Srgrimes "sgdt", 1804Srgrimes "sidt", 1814Srgrimes "lgdt", 1824Srgrimes "lidt", 1834Srgrimes "smsw", 1844Srgrimes "", 1854Srgrimes "lmsw", 1864Srgrimes "invlpg" 1874Srgrimes}; 1884Srgrimes 18914887Swollmanstatic const char * const db_Grp8[] = { 1904Srgrimes "", 1914Srgrimes "", 1924Srgrimes "", 1934Srgrimes "", 1944Srgrimes "bt", 1954Srgrimes "bts", 1964Srgrimes "btr", 1974Srgrimes "btc" 1984Srgrimes}; 1994Srgrimes 20021277Sbdestatic const char * const db_Grp9[] = { 20121277Sbde "", 20221277Sbde "cmpxchg8b", 20321277Sbde "", 20421277Sbde "", 20521277Sbde "", 20621277Sbde "", 207238166Sjhb "vmptrld", 208238166Sjhb "vmptrst" 20921277Sbde}; 21021277Sbde 211181606Sjhbstatic const char * const db_Grp15[] = { 212181606Sjhb "fxsave", 213181606Sjhb "fxrstor", 214181606Sjhb "ldmxcsr", 215181606Sjhb "stmxcsr", 216238109Sjhb "xsave", 217238109Sjhb "xrstor", 218238109Sjhb "xsaveopt", 219181606Sjhb "clflush" 220181606Sjhb}; 221181606Sjhb 222181606Sjhbstatic const char * const db_Grp15b[] = { 223181606Sjhb "", 224181606Sjhb "", 225181606Sjhb "", 226181606Sjhb "", 227181606Sjhb "", 228181606Sjhb "lfence", 229181606Sjhb "mfence", 230181606Sjhb "sfence" 231181606Sjhb}; 232181606Sjhb 23314887Swollmanstatic const struct inst db_inst_0f0x[] = { 23417109Sbde/*00*/ { "", TRUE, NONE, op1(Ew), db_Grp6 }, 23517109Sbde/*01*/ { "", TRUE, NONE, op1(Ew), db_Grp7 }, 2364Srgrimes/*02*/ { "lar", TRUE, LONG, op2(E,R), 0 }, 2374Srgrimes/*03*/ { "lsl", TRUE, LONG, op2(E,R), 0 }, 2384Srgrimes/*04*/ { "", FALSE, NONE, 0, 0 }, 239181606Sjhb/*05*/ { "syscall",FALSE,NONE, 0, 0 }, 2404Srgrimes/*06*/ { "clts", FALSE, NONE, 0, 0 }, 241181606Sjhb/*07*/ { "sysret",FALSE, NONE, 0, 0 }, 2424Srgrimes 2434Srgrimes/*08*/ { "invd", FALSE, NONE, 0, 0 }, 2444Srgrimes/*09*/ { "wbinvd",FALSE, NONE, 0, 0 }, 2454Srgrimes/*0a*/ { "", FALSE, NONE, 0, 0 }, 2464Srgrimes/*0b*/ { "", FALSE, NONE, 0, 0 }, 2474Srgrimes/*0c*/ { "", FALSE, NONE, 0, 0 }, 2484Srgrimes/*0d*/ { "", FALSE, NONE, 0, 0 }, 2494Srgrimes/*0e*/ { "", FALSE, NONE, 0, 0 }, 2504Srgrimes/*0f*/ { "", FALSE, NONE, 0, 0 }, 2514Srgrimes}; 2524Srgrimes 25317109Sbdestatic const struct inst db_inst_0f2x[] = { 25421277Sbde/*20*/ { "mov", TRUE, LONG, op2(CR,El), 0 }, 25521277Sbde/*21*/ { "mov", TRUE, LONG, op2(DR,El), 0 }, 25621277Sbde/*22*/ { "mov", TRUE, LONG, op2(El,CR), 0 }, 25721277Sbde/*23*/ { "mov", TRUE, LONG, op2(El,DR), 0 }, 25821277Sbde/*24*/ { "mov", TRUE, LONG, op2(TR,El), 0 }, 2594Srgrimes/*25*/ { "", FALSE, NONE, 0, 0 }, 26021277Sbde/*26*/ { "mov", TRUE, LONG, op2(El,TR), 0 }, 2614Srgrimes/*27*/ { "", FALSE, NONE, 0, 0 }, 2624Srgrimes 2634Srgrimes/*28*/ { "", FALSE, NONE, 0, 0 }, 2644Srgrimes/*29*/ { "", FALSE, NONE, 0, 0 }, 2654Srgrimes/*2a*/ { "", FALSE, NONE, 0, 0 }, 2664Srgrimes/*2b*/ { "", FALSE, NONE, 0, 0 }, 2674Srgrimes/*2c*/ { "", FALSE, NONE, 0, 0 }, 2684Srgrimes/*2d*/ { "", FALSE, NONE, 0, 0 }, 2694Srgrimes/*2e*/ { "", FALSE, NONE, 0, 0 }, 2704Srgrimes/*2f*/ { "", FALSE, NONE, 0, 0 }, 2714Srgrimes}; 2724Srgrimes 27314887Swollmanstatic const struct inst db_inst_0f3x[] = { 27414887Swollman/*30*/ { "wrmsr", FALSE, NONE, 0, 0 }, 27514887Swollman/*31*/ { "rdtsc", FALSE, NONE, 0, 0 }, 27614887Swollman/*32*/ { "rdmsr", FALSE, NONE, 0, 0 }, 27714887Swollman/*33*/ { "rdpmc", FALSE, NONE, 0, 0 }, 278181606Sjhb/*34*/ { "sysenter",FALSE,NONE, 0, 0 }, 279181606Sjhb/*35*/ { "sysexit",FALSE,NONE, 0, 0 }, 28014887Swollman/*36*/ { "", FALSE, NONE, 0, 0 }, 281181606Sjhb/*37*/ { "getsec",FALSE, NONE, 0, 0 }, 28214887Swollman 283238166Sjhb/*38*/ { "", FALSE, ESC, 0, db_inst_0f38 }, 28414887Swollman/*39*/ { "", FALSE, NONE, 0, 0 }, 28514887Swollman/*3a*/ { "", FALSE, NONE, 0, 0 }, 28614887Swollman/*3b*/ { "", FALSE, NONE, 0, 0 }, 28714887Swollman/*3c*/ { "", FALSE, NONE, 0, 0 }, 28814887Swollman/*3d*/ { "", FALSE, NONE, 0, 0 }, 28914887Swollman/*3e*/ { "", FALSE, NONE, 0, 0 }, 29014887Swollman/*3f*/ { "", FALSE, NONE, 0, 0 }, 29114887Swollman}; 29214887Swollman 293144354Speterstatic const struct inst db_inst_0f4x[] = { 294144354Speter/*40*/ { "cmovo", TRUE, NONE, op2(E, R), 0 }, 295144354Speter/*41*/ { "cmovno", TRUE, NONE, op2(E, R), 0 }, 296144354Speter/*42*/ { "cmovb", TRUE, NONE, op2(E, R), 0 }, 297144354Speter/*43*/ { "cmovnb", TRUE, NONE, op2(E, R), 0 }, 298144354Speter/*44*/ { "cmovz", TRUE, NONE, op2(E, R), 0 }, 299144354Speter/*45*/ { "cmovnz", TRUE, NONE, op2(E, R), 0 }, 300144354Speter/*46*/ { "cmovbe", TRUE, NONE, op2(E, R), 0 }, 301144354Speter/*47*/ { "cmovnbe",TRUE, NONE, op2(E, R), 0 }, 302144354Speter 303144354Speter/*48*/ { "cmovs", TRUE, NONE, op2(E, R), 0 }, 304144354Speter/*49*/ { "cmovns", TRUE, NONE, op2(E, R), 0 }, 305144354Speter/*4a*/ { "cmovp", TRUE, NONE, op2(E, R), 0 }, 306144354Speter/*4b*/ { "cmovnp", TRUE, NONE, op2(E, R), 0 }, 307144354Speter/*4c*/ { "cmovl", TRUE, NONE, op2(E, R), 0 }, 308144354Speter/*4d*/ { "cmovnl", TRUE, NONE, op2(E, R), 0 }, 309144354Speter/*4e*/ { "cmovle", TRUE, NONE, op2(E, R), 0 }, 310144354Speter/*4f*/ { "cmovnle",TRUE, NONE, op2(E, R), 0 }, 311144354Speter}; 312144354Speter 313238166Sjhbstatic const struct inst db_inst_0f7x[] = { 314238166Sjhb/*70*/ { "", FALSE, NONE, 0, 0 }, 315238166Sjhb/*71*/ { "", FALSE, NONE, 0, 0 }, 316238166Sjhb/*72*/ { "", FALSE, NONE, 0, 0 }, 317238166Sjhb/*73*/ { "", FALSE, NONE, 0, 0 }, 318238166Sjhb/*74*/ { "", FALSE, NONE, 0, 0 }, 319238166Sjhb/*75*/ { "", FALSE, NONE, 0, 0 }, 320238166Sjhb/*76*/ { "", FALSE, NONE, 0, 0 }, 321238166Sjhb/*77*/ { "", FALSE, NONE, 0, 0 }, 322238166Sjhb 323238166Sjhb/*78*/ { "vmread", TRUE, NONE, op2(Rq, E), 0 }, 324238166Sjhb/*79*/ { "vmwrite",TRUE, NONE, op2(E, Rq), 0 }, 325238166Sjhb/*7a*/ { "", FALSE, NONE, 0, 0 }, 326238166Sjhb/*7b*/ { "", FALSE, NONE, 0, 0 }, 327238166Sjhb/*7c*/ { "", FALSE, NONE, 0, 0 }, 328238166Sjhb/*7d*/ { "", FALSE, NONE, 0, 0 }, 329238166Sjhb/*7e*/ { "", FALSE, NONE, 0, 0 }, 330238166Sjhb/*7f*/ { "", FALSE, NONE, 0, 0 }, 331238166Sjhb}; 332238166Sjhb 33317109Sbdestatic const struct inst db_inst_0f8x[] = { 3344Srgrimes/*80*/ { "jo", FALSE, NONE, op1(Dl), 0 }, 3354Srgrimes/*81*/ { "jno", FALSE, NONE, op1(Dl), 0 }, 3364Srgrimes/*82*/ { "jb", FALSE, NONE, op1(Dl), 0 }, 3374Srgrimes/*83*/ { "jnb", FALSE, NONE, op1(Dl), 0 }, 3384Srgrimes/*84*/ { "jz", FALSE, NONE, op1(Dl), 0 }, 3394Srgrimes/*85*/ { "jnz", FALSE, NONE, op1(Dl), 0 }, 3404Srgrimes/*86*/ { "jbe", FALSE, NONE, op1(Dl), 0 }, 3414Srgrimes/*87*/ { "jnbe", FALSE, NONE, op1(Dl), 0 }, 3424Srgrimes 3434Srgrimes/*88*/ { "js", FALSE, NONE, op1(Dl), 0 }, 3444Srgrimes/*89*/ { "jns", FALSE, NONE, op1(Dl), 0 }, 3454Srgrimes/*8a*/ { "jp", FALSE, NONE, op1(Dl), 0 }, 3464Srgrimes/*8b*/ { "jnp", FALSE, NONE, op1(Dl), 0 }, 3474Srgrimes/*8c*/ { "jl", FALSE, NONE, op1(Dl), 0 }, 3484Srgrimes/*8d*/ { "jnl", FALSE, NONE, op1(Dl), 0 }, 3494Srgrimes/*8e*/ { "jle", FALSE, NONE, op1(Dl), 0 }, 3504Srgrimes/*8f*/ { "jnle", FALSE, NONE, op1(Dl), 0 }, 3514Srgrimes}; 3524Srgrimes 35317109Sbdestatic const struct inst db_inst_0f9x[] = { 3544Srgrimes/*90*/ { "seto", TRUE, NONE, op1(Eb), 0 }, 3554Srgrimes/*91*/ { "setno", TRUE, NONE, op1(Eb), 0 }, 3564Srgrimes/*92*/ { "setb", TRUE, NONE, op1(Eb), 0 }, 3574Srgrimes/*93*/ { "setnb", TRUE, NONE, op1(Eb), 0 }, 3584Srgrimes/*94*/ { "setz", TRUE, NONE, op1(Eb), 0 }, 3594Srgrimes/*95*/ { "setnz", TRUE, NONE, op1(Eb), 0 }, 3604Srgrimes/*96*/ { "setbe", TRUE, NONE, op1(Eb), 0 }, 3614Srgrimes/*97*/ { "setnbe",TRUE, NONE, op1(Eb), 0 }, 3624Srgrimes 3634Srgrimes/*98*/ { "sets", TRUE, NONE, op1(Eb), 0 }, 3644Srgrimes/*99*/ { "setns", TRUE, NONE, op1(Eb), 0 }, 3654Srgrimes/*9a*/ { "setp", TRUE, NONE, op1(Eb), 0 }, 3664Srgrimes/*9b*/ { "setnp", TRUE, NONE, op1(Eb), 0 }, 3674Srgrimes/*9c*/ { "setl", TRUE, NONE, op1(Eb), 0 }, 3684Srgrimes/*9d*/ { "setnl", TRUE, NONE, op1(Eb), 0 }, 3694Srgrimes/*9e*/ { "setle", TRUE, NONE, op1(Eb), 0 }, 3704Srgrimes/*9f*/ { "setnle",TRUE, NONE, op1(Eb), 0 }, 3714Srgrimes}; 3724Srgrimes 37317109Sbdestatic const struct inst db_inst_0fax[] = { 3744Srgrimes/*a0*/ { "push", FALSE, NONE, op1(Si), 0 }, 3754Srgrimes/*a1*/ { "pop", FALSE, NONE, op1(Si), 0 }, 37621277Sbde/*a2*/ { "cpuid", FALSE, NONE, 0, 0 }, 37721277Sbde/*a3*/ { "bt", TRUE, LONG, op2(R,E), 0 }, 37817109Sbde/*a4*/ { "shld", TRUE, LONG, op3(Ib,R,E), 0 }, 37917109Sbde/*a5*/ { "shld", TRUE, LONG, op3(CL,R,E), 0 }, 3804Srgrimes/*a6*/ { "", FALSE, NONE, 0, 0 }, 3814Srgrimes/*a7*/ { "", FALSE, NONE, 0, 0 }, 3824Srgrimes 3834Srgrimes/*a8*/ { "push", FALSE, NONE, op1(Si), 0 }, 3844Srgrimes/*a9*/ { "pop", FALSE, NONE, op1(Si), 0 }, 38521277Sbde/*aa*/ { "rsm", FALSE, NONE, 0, 0 }, 38621277Sbde/*ab*/ { "bts", TRUE, LONG, op2(R,E), 0 }, 38717109Sbde/*ac*/ { "shrd", TRUE, LONG, op3(Ib,R,E), 0 }, 38817109Sbde/*ad*/ { "shrd", TRUE, LONG, op3(CL,R,E), 0 }, 389181606Sjhb/*ae*/ { "", TRUE, LONG, op1(E), db_Grp15 }, 390181606Sjhb/*af*/ { "imul", TRUE, LONG, op2(E,R), 0 }, 3914Srgrimes}; 3924Srgrimes 39317109Sbdestatic const struct inst db_inst_0fbx[] = { 39421277Sbde/*b0*/ { "cmpxchg",TRUE, BYTE, op2(R, E), 0 }, 39521277Sbde/*b0*/ { "cmpxchg",TRUE, LONG, op2(R, E), 0 }, 3964Srgrimes/*b2*/ { "lss", TRUE, LONG, op2(E, R), 0 }, 39721277Sbde/*b3*/ { "btr", TRUE, LONG, op2(R, E), 0 }, 3984Srgrimes/*b4*/ { "lfs", TRUE, LONG, op2(E, R), 0 }, 3994Srgrimes/*b5*/ { "lgs", TRUE, LONG, op2(E, R), 0 }, 40021277Sbde/*b6*/ { "movzb", TRUE, LONG, op2(Eb, R), 0 }, 40121277Sbde/*b7*/ { "movzw", TRUE, LONG, op2(Ew, R), 0 }, 4024Srgrimes 4034Srgrimes/*b8*/ { "", FALSE, NONE, 0, 0 }, 4044Srgrimes/*b9*/ { "", FALSE, NONE, 0, 0 }, 40517109Sbde/*ba*/ { "", TRUE, LONG, op2(Ib, E), db_Grp8 }, 4064Srgrimes/*bb*/ { "btc", TRUE, LONG, op2(R, E), 0 }, 4074Srgrimes/*bc*/ { "bsf", TRUE, LONG, op2(E, R), 0 }, 4084Srgrimes/*bd*/ { "bsr", TRUE, LONG, op2(E, R), 0 }, 40921277Sbde/*be*/ { "movsb", TRUE, LONG, op2(Eb, R), 0 }, 41021277Sbde/*bf*/ { "movsw", TRUE, LONG, op2(Ew, R), 0 }, 4114Srgrimes}; 4124Srgrimes 41317109Sbdestatic const struct inst db_inst_0fcx[] = { 4144Srgrimes/*c0*/ { "xadd", TRUE, BYTE, op2(R, E), 0 }, 4154Srgrimes/*c1*/ { "xadd", TRUE, LONG, op2(R, E), 0 }, 4164Srgrimes/*c2*/ { "", FALSE, NONE, 0, 0 }, 4174Srgrimes/*c3*/ { "", FALSE, NONE, 0, 0 }, 4184Srgrimes/*c4*/ { "", FALSE, NONE, 0, 0 }, 4194Srgrimes/*c5*/ { "", FALSE, NONE, 0, 0 }, 4204Srgrimes/*c6*/ { "", FALSE, NONE, 0, 0 }, 42121277Sbde/*c7*/ { "", TRUE, NONE, op1(E), db_Grp9 }, 42221277Sbde/*c8*/ { "bswap", FALSE, LONG, op1(Ril), 0 }, 42321277Sbde/*c9*/ { "bswap", FALSE, LONG, op1(Ril), 0 }, 42421277Sbde/*ca*/ { "bswap", FALSE, LONG, op1(Ril), 0 }, 42521277Sbde/*cb*/ { "bswap", FALSE, LONG, op1(Ril), 0 }, 42621277Sbde/*cc*/ { "bswap", FALSE, LONG, op1(Ril), 0 }, 42721277Sbde/*cd*/ { "bswap", FALSE, LONG, op1(Ril), 0 }, 42821277Sbde/*ce*/ { "bswap", FALSE, LONG, op1(Ril), 0 }, 42921277Sbde/*cf*/ { "bswap", FALSE, LONG, op1(Ril), 0 }, 4304Srgrimes}; 4314Srgrimes 43214887Swollmanstatic const struct inst * const db_inst_0f[] = { 4334Srgrimes db_inst_0f0x, 4344Srgrimes 0, 4354Srgrimes db_inst_0f2x, 43614887Swollman db_inst_0f3x, 437144354Speter db_inst_0f4x, 4384Srgrimes 0, 4394Srgrimes 0, 440238166Sjhb db_inst_0f7x, 4414Srgrimes db_inst_0f8x, 4424Srgrimes db_inst_0f9x, 4434Srgrimes db_inst_0fax, 4444Srgrimes db_inst_0fbx, 4454Srgrimes db_inst_0fcx, 4464Srgrimes 0, 44721277Sbde 0, 4484Srgrimes 0 4494Srgrimes}; 4504Srgrimes 45114887Swollmanstatic const char * const db_Esc92[] = { 4524Srgrimes "fnop", "", "", "", "", "", "", "" 4534Srgrimes}; 45414887Swollmanstatic const char * const db_Esc94[] = { 4554Srgrimes "fchs", "fabs", "", "", "ftst", "fxam", "", "" 4564Srgrimes}; 45717109Sbdestatic const char * const db_Esc95[] = { 4584Srgrimes "fld1", "fldl2t","fldl2e","fldpi","fldlg2","fldln2","fldz","" 4594Srgrimes}; 46017109Sbdestatic const char * const db_Esc96[] = { 4614Srgrimes "f2xm1","fyl2x","fptan","fpatan","fxtract","fprem1","fdecstp", 4624Srgrimes "fincstp" 4634Srgrimes}; 46414887Swollmanstatic const char * const db_Esc97[] = { 4654Srgrimes "fprem","fyl2xp1","fsqrt","fsincos","frndint","fscale","fsin","fcos" 4664Srgrimes}; 4674Srgrimes 46821277Sbdestatic const char * const db_Esca5[] = { 4694Srgrimes "", "fucompp","", "", "", "", "", "" 4704Srgrimes}; 4714Srgrimes 47217109Sbdestatic const char * const db_Escb4[] = { 47321277Sbde "fneni","fndisi", "fnclex","fninit","fsetpm", "", "", "" 4744Srgrimes}; 4754Srgrimes 47614887Swollmanstatic const char * const db_Esce3[] = { 4774Srgrimes "", "fcompp","", "", "", "", "", "" 4784Srgrimes}; 4794Srgrimes 48017109Sbdestatic const char * const db_Escf4[] = { 4814Srgrimes "fnstsw","", "", "", "", "", "", "" 4824Srgrimes}; 4834Srgrimes 48414887Swollmanstatic const struct finst db_Esc8[] = { 4854Srgrimes/*0*/ { "fadd", SNGL, op2(STI,ST), 0 }, 4864Srgrimes/*1*/ { "fmul", SNGL, op2(STI,ST), 0 }, 4874Srgrimes/*2*/ { "fcom", SNGL, op2(STI,ST), 0 }, 4884Srgrimes/*3*/ { "fcomp", SNGL, op2(STI,ST), 0 }, 4894Srgrimes/*4*/ { "fsub", SNGL, op2(STI,ST), 0 }, 4904Srgrimes/*5*/ { "fsubr", SNGL, op2(STI,ST), 0 }, 4914Srgrimes/*6*/ { "fdiv", SNGL, op2(STI,ST), 0 }, 4924Srgrimes/*7*/ { "fdivr", SNGL, op2(STI,ST), 0 }, 4934Srgrimes}; 4944Srgrimes 49514887Swollmanstatic const struct finst db_Esc9[] = { 4964Srgrimes/*0*/ { "fld", SNGL, op1(STI), 0 }, 4974Srgrimes/*1*/ { "", NONE, op1(STI), "fxch" }, 49817109Sbde/*2*/ { "fst", SNGL, op1(X), db_Esc92 }, 49921277Sbde/*3*/ { "fstp", SNGL, 0, 0 }, 50017109Sbde/*4*/ { "fldenv", NONE, op1(X), db_Esc94 }, 50117109Sbde/*5*/ { "fldcw", NONE, op1(X), db_Esc95 }, 50217109Sbde/*6*/ { "fnstenv",NONE, op1(X), db_Esc96 }, 50317109Sbde/*7*/ { "fnstcw", NONE, op1(X), db_Esc97 }, 5044Srgrimes}; 5054Srgrimes 50614887Swollmanstatic const struct finst db_Esca[] = { 50721277Sbde/*0*/ { "fiadd", LONG, 0, 0 }, 50821277Sbde/*1*/ { "fimul", LONG, 0, 0 }, 50921277Sbde/*2*/ { "ficom", LONG, 0, 0 }, 51021277Sbde/*3*/ { "ficomp", LONG, 0, 0 }, 51121277Sbde/*4*/ { "fisub", LONG, 0, 0 }, 51221277Sbde/*5*/ { "fisubr", LONG, op1(X), db_Esca5 }, 51321277Sbde/*6*/ { "fidiv", LONG, 0, 0 }, 51421277Sbde/*7*/ { "fidivr", LONG, 0, 0 } 5154Srgrimes}; 5164Srgrimes 51714887Swollmanstatic const struct finst db_Escb[] = { 51821277Sbde/*0*/ { "fild", LONG, 0, 0 }, 5194Srgrimes/*1*/ { "", NONE, 0, 0 }, 52021277Sbde/*2*/ { "fist", LONG, 0, 0 }, 52121277Sbde/*3*/ { "fistp", LONG, 0, 0 }, 52217109Sbde/*4*/ { "", WORD, op1(X), db_Escb4 }, 5234Srgrimes/*5*/ { "fld", EXTR, 0, 0 }, 5244Srgrimes/*6*/ { "", WORD, 0, 0 }, 5254Srgrimes/*7*/ { "fstp", EXTR, 0, 0 }, 5264Srgrimes}; 5274Srgrimes 52814887Swollmanstatic const struct finst db_Escc[] = { 5294Srgrimes/*0*/ { "fadd", DBLR, op2(ST,STI), 0 }, 5304Srgrimes/*1*/ { "fmul", DBLR, op2(ST,STI), 0 }, 53121277Sbde/*2*/ { "fcom", DBLR, 0, 0 }, 53221277Sbde/*3*/ { "fcomp", DBLR, 0, 0 }, 5334Srgrimes/*4*/ { "fsub", DBLR, op2(ST,STI), "fsubr" }, 5344Srgrimes/*5*/ { "fsubr", DBLR, op2(ST,STI), "fsub" }, 5354Srgrimes/*6*/ { "fdiv", DBLR, op2(ST,STI), "fdivr" }, 5364Srgrimes/*7*/ { "fdivr", DBLR, op2(ST,STI), "fdiv" }, 5374Srgrimes}; 5384Srgrimes 53914887Swollmanstatic const struct finst db_Escd[] = { 5404Srgrimes/*0*/ { "fld", DBLR, op1(STI), "ffree" }, 5414Srgrimes/*1*/ { "", NONE, 0, 0 }, 5424Srgrimes/*2*/ { "fst", DBLR, op1(STI), 0 }, 5434Srgrimes/*3*/ { "fstp", DBLR, op1(STI), 0 }, 5444Srgrimes/*4*/ { "frstor", NONE, op1(STI), "fucom" }, 5454Srgrimes/*5*/ { "", NONE, op1(STI), "fucomp" }, 5464Srgrimes/*6*/ { "fnsave", NONE, 0, 0 }, 5474Srgrimes/*7*/ { "fnstsw", NONE, 0, 0 }, 5484Srgrimes}; 5494Srgrimes 55014887Swollmanstatic const struct finst db_Esce[] = { 55121277Sbde/*0*/ { "fiadd", WORD, op2(ST,STI), "faddp" }, 55221277Sbde/*1*/ { "fimul", WORD, op2(ST,STI), "fmulp" }, 55321277Sbde/*2*/ { "ficom", WORD, 0, 0 }, 55421277Sbde/*3*/ { "ficomp", WORD, op1(X), db_Esce3 }, 55521277Sbde/*4*/ { "fisub", WORD, op2(ST,STI), "fsubrp" }, 55621277Sbde/*5*/ { "fisubr", WORD, op2(ST,STI), "fsubp" }, 55721277Sbde/*6*/ { "fidiv", WORD, op2(ST,STI), "fdivrp" }, 55821277Sbde/*7*/ { "fidivr", WORD, op2(ST,STI), "fdivp" }, 5594Srgrimes}; 5604Srgrimes 56114887Swollmanstatic const struct finst db_Escf[] = { 56221277Sbde/*0*/ { "fild", WORD, 0, 0 }, 56321277Sbde/*1*/ { "", NONE, 0, 0 }, 56421277Sbde/*2*/ { "fist", WORD, 0, 0 }, 56521277Sbde/*3*/ { "fistp", WORD, 0, 0 }, 56617109Sbde/*4*/ { "fbld", NONE, op1(XA), db_Escf4 }, 56721277Sbde/*5*/ { "fild", QUAD, 0, 0 }, 5684Srgrimes/*6*/ { "fbstp", NONE, 0, 0 }, 56921277Sbde/*7*/ { "fistp", QUAD, 0, 0 }, 5704Srgrimes}; 5714Srgrimes 57217109Sbdestatic const struct finst * const db_Esc_inst[] = { 5734Srgrimes db_Esc8, db_Esc9, db_Esca, db_Escb, 5744Srgrimes db_Escc, db_Escd, db_Esce, db_Escf 5754Srgrimes}; 5764Srgrimes 57714887Swollmanstatic const char * const db_Grp1[] = { 5784Srgrimes "add", 5794Srgrimes "or", 5804Srgrimes "adc", 5814Srgrimes "sbb", 5824Srgrimes "and", 5834Srgrimes "sub", 5844Srgrimes "xor", 5854Srgrimes "cmp" 5864Srgrimes}; 5874Srgrimes 58814887Swollmanstatic const char * const db_Grp2[] = { 5894Srgrimes "rol", 5904Srgrimes "ror", 5914Srgrimes "rcl", 5924Srgrimes "rcr", 5934Srgrimes "shl", 5944Srgrimes "shr", 5954Srgrimes "shl", 5964Srgrimes "sar" 5974Srgrimes}; 5984Srgrimes 59914887Swollmanstatic const struct inst db_Grp3[] = { 6004Srgrimes { "test", TRUE, NONE, op2(I,E), 0 }, 6014Srgrimes { "test", TRUE, NONE, op2(I,E), 0 }, 6024Srgrimes { "not", TRUE, NONE, op1(E), 0 }, 6034Srgrimes { "neg", TRUE, NONE, op1(E), 0 }, 6044Srgrimes { "mul", TRUE, NONE, op2(E,A), 0 }, 6054Srgrimes { "imul", TRUE, NONE, op2(E,A), 0 }, 6064Srgrimes { "div", TRUE, NONE, op2(E,A), 0 }, 6074Srgrimes { "idiv", TRUE, NONE, op2(E,A), 0 }, 6084Srgrimes}; 6094Srgrimes 61017109Sbdestatic const struct inst db_Grp4[] = { 6114Srgrimes { "inc", TRUE, BYTE, op1(E), 0 }, 6124Srgrimes { "dec", TRUE, BYTE, op1(E), 0 }, 6134Srgrimes { "", TRUE, NONE, 0, 0 }, 6144Srgrimes { "", TRUE, NONE, 0, 0 }, 6154Srgrimes { "", TRUE, NONE, 0, 0 }, 6164Srgrimes { "", TRUE, NONE, 0, 0 }, 6174Srgrimes { "", TRUE, NONE, 0, 0 }, 6184Srgrimes { "", TRUE, NONE, 0, 0 } 6194Srgrimes}; 6204Srgrimes 62117109Sbdestatic const struct inst db_Grp5[] = { 6224Srgrimes { "inc", TRUE, LONG, op1(E), 0 }, 6234Srgrimes { "dec", TRUE, LONG, op1(E), 0 }, 62421277Sbde { "call", TRUE, LONG, op1(Eind),0 }, 62521277Sbde { "lcall", TRUE, LONG, op1(Eind),0 }, 62621277Sbde { "jmp", TRUE, LONG, op1(Eind),0 }, 62721277Sbde { "ljmp", TRUE, LONG, op1(Eind),0 }, 6284Srgrimes { "push", TRUE, LONG, op1(E), 0 }, 6294Srgrimes { "", TRUE, NONE, 0, 0 } 6304Srgrimes}; 6314Srgrimes 632266354Sjhbstatic const struct inst db_Grp9b[] = { 633266354Sjhb { "", TRUE, NONE, 0, 0 }, 634266354Sjhb { "", TRUE, NONE, 0, 0 }, 635266354Sjhb { "", TRUE, NONE, 0, 0 }, 636266354Sjhb { "", TRUE, NONE, 0, 0 }, 637266354Sjhb { "", TRUE, NONE, 0, 0 }, 638266354Sjhb { "", TRUE, NONE, 0, 0 }, 639266354Sjhb { "rdrand",TRUE, LONG, op1(Rv), 0 }, 640266354Sjhb { "rdseed",TRUE, LONG, op1(Rv), 0 } 641266354Sjhb}; 642266354Sjhb 64314887Swollmanstatic const struct inst db_inst_table[256] = { 6444Srgrimes/*00*/ { "add", TRUE, BYTE, op2(R, E), 0 }, 6454Srgrimes/*01*/ { "add", TRUE, LONG, op2(R, E), 0 }, 6464Srgrimes/*02*/ { "add", TRUE, BYTE, op2(E, R), 0 }, 6474Srgrimes/*03*/ { "add", TRUE, LONG, op2(E, R), 0 }, 64821277Sbde/*04*/ { "add", FALSE, BYTE, op2(I, A), 0 }, 6494Srgrimes/*05*/ { "add", FALSE, LONG, op2(Is, A), 0 }, 6504Srgrimes/*06*/ { "push", FALSE, NONE, op1(Si), 0 }, 6514Srgrimes/*07*/ { "pop", FALSE, NONE, op1(Si), 0 }, 6524Srgrimes 6534Srgrimes/*08*/ { "or", TRUE, BYTE, op2(R, E), 0 }, 6544Srgrimes/*09*/ { "or", TRUE, LONG, op2(R, E), 0 }, 6554Srgrimes/*0a*/ { "or", TRUE, BYTE, op2(E, R), 0 }, 6564Srgrimes/*0b*/ { "or", TRUE, LONG, op2(E, R), 0 }, 6574Srgrimes/*0c*/ { "or", FALSE, BYTE, op2(I, A), 0 }, 6584Srgrimes/*0d*/ { "or", FALSE, LONG, op2(I, A), 0 }, 6594Srgrimes/*0e*/ { "push", FALSE, NONE, op1(Si), 0 }, 660238166Sjhb/*0f*/ { "", FALSE, ESC, 0, db_inst_0f }, 6614Srgrimes 6624Srgrimes/*10*/ { "adc", TRUE, BYTE, op2(R, E), 0 }, 6634Srgrimes/*11*/ { "adc", TRUE, LONG, op2(R, E), 0 }, 6644Srgrimes/*12*/ { "adc", TRUE, BYTE, op2(E, R), 0 }, 6654Srgrimes/*13*/ { "adc", TRUE, LONG, op2(E, R), 0 }, 66621277Sbde/*14*/ { "adc", FALSE, BYTE, op2(I, A), 0 }, 6674Srgrimes/*15*/ { "adc", FALSE, LONG, op2(Is, A), 0 }, 6684Srgrimes/*16*/ { "push", FALSE, NONE, op1(Si), 0 }, 6694Srgrimes/*17*/ { "pop", FALSE, NONE, op1(Si), 0 }, 6704Srgrimes 6714Srgrimes/*18*/ { "sbb", TRUE, BYTE, op2(R, E), 0 }, 6724Srgrimes/*19*/ { "sbb", TRUE, LONG, op2(R, E), 0 }, 6734Srgrimes/*1a*/ { "sbb", TRUE, BYTE, op2(E, R), 0 }, 6744Srgrimes/*1b*/ { "sbb", TRUE, LONG, op2(E, R), 0 }, 67521277Sbde/*1c*/ { "sbb", FALSE, BYTE, op2(I, A), 0 }, 6764Srgrimes/*1d*/ { "sbb", FALSE, LONG, op2(Is, A), 0 }, 6774Srgrimes/*1e*/ { "push", FALSE, NONE, op1(Si), 0 }, 6784Srgrimes/*1f*/ { "pop", FALSE, NONE, op1(Si), 0 }, 6794Srgrimes 6804Srgrimes/*20*/ { "and", TRUE, BYTE, op2(R, E), 0 }, 6814Srgrimes/*21*/ { "and", TRUE, LONG, op2(R, E), 0 }, 6824Srgrimes/*22*/ { "and", TRUE, BYTE, op2(E, R), 0 }, 6834Srgrimes/*23*/ { "and", TRUE, LONG, op2(E, R), 0 }, 6844Srgrimes/*24*/ { "and", FALSE, BYTE, op2(I, A), 0 }, 6854Srgrimes/*25*/ { "and", FALSE, LONG, op2(I, A), 0 }, 6864Srgrimes/*26*/ { "", FALSE, NONE, 0, 0 }, 68721277Sbde/*27*/ { "daa", FALSE, NONE, 0, 0 }, 6884Srgrimes 6894Srgrimes/*28*/ { "sub", TRUE, BYTE, op2(R, E), 0 }, 6904Srgrimes/*29*/ { "sub", TRUE, LONG, op2(R, E), 0 }, 6914Srgrimes/*2a*/ { "sub", TRUE, BYTE, op2(E, R), 0 }, 6924Srgrimes/*2b*/ { "sub", TRUE, LONG, op2(E, R), 0 }, 69321277Sbde/*2c*/ { "sub", FALSE, BYTE, op2(I, A), 0 }, 6944Srgrimes/*2d*/ { "sub", FALSE, LONG, op2(Is, A), 0 }, 6954Srgrimes/*2e*/ { "", FALSE, NONE, 0, 0 }, 6964Srgrimes/*2f*/ { "das", FALSE, NONE, 0, 0 }, 6974Srgrimes 6984Srgrimes/*30*/ { "xor", TRUE, BYTE, op2(R, E), 0 }, 6994Srgrimes/*31*/ { "xor", TRUE, LONG, op2(R, E), 0 }, 7004Srgrimes/*32*/ { "xor", TRUE, BYTE, op2(E, R), 0 }, 7014Srgrimes/*33*/ { "xor", TRUE, LONG, op2(E, R), 0 }, 7024Srgrimes/*34*/ { "xor", FALSE, BYTE, op2(I, A), 0 }, 7034Srgrimes/*35*/ { "xor", FALSE, LONG, op2(I, A), 0 }, 7044Srgrimes/*36*/ { "", FALSE, NONE, 0, 0 }, 70521277Sbde/*37*/ { "aaa", FALSE, NONE, 0, 0 }, 7064Srgrimes 7074Srgrimes/*38*/ { "cmp", TRUE, BYTE, op2(R, E), 0 }, 7084Srgrimes/*39*/ { "cmp", TRUE, LONG, op2(R, E), 0 }, 7094Srgrimes/*3a*/ { "cmp", TRUE, BYTE, op2(E, R), 0 }, 7104Srgrimes/*3b*/ { "cmp", TRUE, LONG, op2(E, R), 0 }, 71121277Sbde/*3c*/ { "cmp", FALSE, BYTE, op2(I, A), 0 }, 7124Srgrimes/*3d*/ { "cmp", FALSE, LONG, op2(Is, A), 0 }, 7134Srgrimes/*3e*/ { "", FALSE, NONE, 0, 0 }, 7144Srgrimes/*3f*/ { "aas", FALSE, NONE, 0, 0 }, 7154Srgrimes 716144353Speter/*40*/ { "rex", FALSE, NONE, 0, 0 }, 717144353Speter/*41*/ { "rex.b", FALSE, NONE, 0, 0 }, 718144353Speter/*42*/ { "rex.x", FALSE, NONE, 0, 0 }, 719144353Speter/*43*/ { "rex.xb", FALSE, NONE, 0, 0 }, 720144353Speter/*44*/ { "rex.r", FALSE, NONE, 0, 0 }, 721144353Speter/*45*/ { "rex.rb", FALSE, NONE, 0, 0 }, 722144353Speter/*46*/ { "rex.rx", FALSE, NONE, 0, 0 }, 723144353Speter/*47*/ { "rex.rxb", FALSE, NONE, 0, 0 }, 7244Srgrimes 725144353Speter/*48*/ { "rex.w", FALSE, NONE, 0, 0 }, 726144353Speter/*49*/ { "rex.wb", FALSE, NONE, 0, 0 }, 727144353Speter/*4a*/ { "rex.wx", FALSE, NONE, 0, 0 }, 728144353Speter/*4b*/ { "rex.wxb", FALSE, NONE, 0, 0 }, 729144353Speter/*4c*/ { "rex.wr", FALSE, NONE, 0, 0 }, 730144353Speter/*4d*/ { "rex.wrb", FALSE, NONE, 0, 0 }, 731144353Speter/*4e*/ { "rex.wrx", FALSE, NONE, 0, 0 }, 732144353Speter/*4f*/ { "rex.wrxb", FALSE, NONE, 0, 0 }, 7334Srgrimes 7344Srgrimes/*50*/ { "push", FALSE, LONG, op1(Ri), 0 }, 7354Srgrimes/*51*/ { "push", FALSE, LONG, op1(Ri), 0 }, 7364Srgrimes/*52*/ { "push", FALSE, LONG, op1(Ri), 0 }, 7374Srgrimes/*53*/ { "push", FALSE, LONG, op1(Ri), 0 }, 7384Srgrimes/*54*/ { "push", FALSE, LONG, op1(Ri), 0 }, 7394Srgrimes/*55*/ { "push", FALSE, LONG, op1(Ri), 0 }, 7404Srgrimes/*56*/ { "push", FALSE, LONG, op1(Ri), 0 }, 7414Srgrimes/*57*/ { "push", FALSE, LONG, op1(Ri), 0 }, 7424Srgrimes 7434Srgrimes/*58*/ { "pop", FALSE, LONG, op1(Ri), 0 }, 7444Srgrimes/*59*/ { "pop", FALSE, LONG, op1(Ri), 0 }, 7454Srgrimes/*5a*/ { "pop", FALSE, LONG, op1(Ri), 0 }, 7464Srgrimes/*5b*/ { "pop", FALSE, LONG, op1(Ri), 0 }, 7474Srgrimes/*5c*/ { "pop", FALSE, LONG, op1(Ri), 0 }, 7484Srgrimes/*5d*/ { "pop", FALSE, LONG, op1(Ri), 0 }, 7494Srgrimes/*5e*/ { "pop", FALSE, LONG, op1(Ri), 0 }, 7504Srgrimes/*5f*/ { "pop", FALSE, LONG, op1(Ri), 0 }, 7514Srgrimes 7524Srgrimes/*60*/ { "pusha", FALSE, LONG, 0, 0 }, 7534Srgrimes/*61*/ { "popa", FALSE, LONG, 0, 0 }, 7544Srgrimes/*62*/ { "bound", TRUE, LONG, op2(E, R), 0 }, 755144354Speter/*63*/ { "movslq", TRUE, NONE, op2(EL,R), 0 }, 7564Srgrimes 7574Srgrimes/*64*/ { "", FALSE, NONE, 0, 0 }, 7584Srgrimes/*65*/ { "", FALSE, NONE, 0, 0 }, 7594Srgrimes/*66*/ { "", FALSE, NONE, 0, 0 }, 7604Srgrimes/*67*/ { "", FALSE, NONE, 0, 0 }, 7614Srgrimes 7624Srgrimes/*68*/ { "push", FALSE, LONG, op1(I), 0 }, 7634Srgrimes/*69*/ { "imul", TRUE, LONG, op3(I,E,R), 0 }, 76421277Sbde/*6a*/ { "push", FALSE, LONG, op1(Ibs), 0 }, 7654Srgrimes/*6b*/ { "imul", TRUE, LONG, op3(Ibs,E,R),0 }, 7664Srgrimes/*6c*/ { "ins", FALSE, BYTE, op2(DX, DI), 0 }, 7674Srgrimes/*6d*/ { "ins", FALSE, LONG, op2(DX, DI), 0 }, 7684Srgrimes/*6e*/ { "outs", FALSE, BYTE, op2(SI, DX), 0 }, 7694Srgrimes/*6f*/ { "outs", FALSE, LONG, op2(SI, DX), 0 }, 7704Srgrimes 7714Srgrimes/*70*/ { "jo", FALSE, NONE, op1(Db), 0 }, 7724Srgrimes/*71*/ { "jno", FALSE, NONE, op1(Db), 0 }, 7734Srgrimes/*72*/ { "jb", FALSE, NONE, op1(Db), 0 }, 7744Srgrimes/*73*/ { "jnb", FALSE, NONE, op1(Db), 0 }, 7754Srgrimes/*74*/ { "jz", FALSE, NONE, op1(Db), 0 }, 7764Srgrimes/*75*/ { "jnz", FALSE, NONE, op1(Db), 0 }, 7774Srgrimes/*76*/ { "jbe", FALSE, NONE, op1(Db), 0 }, 7784Srgrimes/*77*/ { "jnbe", FALSE, NONE, op1(Db), 0 }, 7794Srgrimes 7804Srgrimes/*78*/ { "js", FALSE, NONE, op1(Db), 0 }, 7814Srgrimes/*79*/ { "jns", FALSE, NONE, op1(Db), 0 }, 7824Srgrimes/*7a*/ { "jp", FALSE, NONE, op1(Db), 0 }, 7834Srgrimes/*7b*/ { "jnp", FALSE, NONE, op1(Db), 0 }, 7844Srgrimes/*7c*/ { "jl", FALSE, NONE, op1(Db), 0 }, 7854Srgrimes/*7d*/ { "jnl", FALSE, NONE, op1(Db), 0 }, 7864Srgrimes/*7e*/ { "jle", FALSE, NONE, op1(Db), 0 }, 7874Srgrimes/*7f*/ { "jnle", FALSE, NONE, op1(Db), 0 }, 7884Srgrimes 78917109Sbde/*80*/ { "", TRUE, BYTE, op2(I, E), db_Grp1 }, 79017109Sbde/*81*/ { "", TRUE, LONG, op2(I, E), db_Grp1 }, 79121277Sbde/*82*/ { "", TRUE, BYTE, op2(I, E), db_Grp1 }, 79217109Sbde/*83*/ { "", TRUE, LONG, op2(Ibs,E), db_Grp1 }, 7934Srgrimes/*84*/ { "test", TRUE, BYTE, op2(R, E), 0 }, 7944Srgrimes/*85*/ { "test", TRUE, LONG, op2(R, E), 0 }, 7954Srgrimes/*86*/ { "xchg", TRUE, BYTE, op2(R, E), 0 }, 7964Srgrimes/*87*/ { "xchg", TRUE, LONG, op2(R, E), 0 }, 7974Srgrimes 7984Srgrimes/*88*/ { "mov", TRUE, BYTE, op2(R, E), 0 }, 7994Srgrimes/*89*/ { "mov", TRUE, LONG, op2(R, E), 0 }, 8004Srgrimes/*8a*/ { "mov", TRUE, BYTE, op2(E, R), 0 }, 8014Srgrimes/*8b*/ { "mov", TRUE, LONG, op2(E, R), 0 }, 8024Srgrimes/*8c*/ { "mov", TRUE, NONE, op2(S, Ew), 0 }, 8034Srgrimes/*8d*/ { "lea", TRUE, LONG, op2(E, R), 0 }, 8044Srgrimes/*8e*/ { "mov", TRUE, NONE, op2(Ew, S), 0 }, 8054Srgrimes/*8f*/ { "pop", TRUE, LONG, op1(E), 0 }, 8064Srgrimes 8074Srgrimes/*90*/ { "nop", FALSE, NONE, 0, 0 }, 8084Srgrimes/*91*/ { "xchg", FALSE, LONG, op2(A, Ri), 0 }, 8094Srgrimes/*92*/ { "xchg", FALSE, LONG, op2(A, Ri), 0 }, 8104Srgrimes/*93*/ { "xchg", FALSE, LONG, op2(A, Ri), 0 }, 8114Srgrimes/*94*/ { "xchg", FALSE, LONG, op2(A, Ri), 0 }, 8124Srgrimes/*95*/ { "xchg", FALSE, LONG, op2(A, Ri), 0 }, 8134Srgrimes/*96*/ { "xchg", FALSE, LONG, op2(A, Ri), 0 }, 8144Srgrimes/*97*/ { "xchg", FALSE, LONG, op2(A, Ri), 0 }, 8154Srgrimes 816238166Sjhb/*98*/ { "cwde", FALSE, SDEP, 0, "cbw" }, 817238166Sjhb/*99*/ { "cdq", FALSE, SDEP, 0, "cwd" }, 8184Srgrimes/*9a*/ { "lcall", FALSE, NONE, op1(OS), 0 }, 8194Srgrimes/*9b*/ { "wait", FALSE, NONE, 0, 0 }, 8204Srgrimes/*9c*/ { "pushf", FALSE, LONG, 0, 0 }, 8214Srgrimes/*9d*/ { "popf", FALSE, LONG, 0, 0 }, 8224Srgrimes/*9e*/ { "sahf", FALSE, NONE, 0, 0 }, 8234Srgrimes/*9f*/ { "lahf", FALSE, NONE, 0, 0 }, 8244Srgrimes 8254Srgrimes/*a0*/ { "mov", FALSE, BYTE, op2(O, A), 0 }, 8264Srgrimes/*a1*/ { "mov", FALSE, LONG, op2(O, A), 0 }, 8274Srgrimes/*a2*/ { "mov", FALSE, BYTE, op2(A, O), 0 }, 8284Srgrimes/*a3*/ { "mov", FALSE, LONG, op2(A, O), 0 }, 8294Srgrimes/*a4*/ { "movs", FALSE, BYTE, op2(SI,DI), 0 }, 8304Srgrimes/*a5*/ { "movs", FALSE, LONG, op2(SI,DI), 0 }, 8314Srgrimes/*a6*/ { "cmps", FALSE, BYTE, op2(SI,DI), 0 }, 8324Srgrimes/*a7*/ { "cmps", FALSE, LONG, op2(SI,DI), 0 }, 8334Srgrimes 8344Srgrimes/*a8*/ { "test", FALSE, BYTE, op2(I, A), 0 }, 8354Srgrimes/*a9*/ { "test", FALSE, LONG, op2(I, A), 0 }, 8364Srgrimes/*aa*/ { "stos", FALSE, BYTE, op1(DI), 0 }, 8374Srgrimes/*ab*/ { "stos", FALSE, LONG, op1(DI), 0 }, 838118Srgrimes/*ac*/ { "lods", FALSE, BYTE, op1(SI), 0 }, 839118Srgrimes/*ad*/ { "lods", FALSE, LONG, op1(SI), 0 }, 8404Srgrimes/*ae*/ { "scas", FALSE, BYTE, op1(SI), 0 }, 8414Srgrimes/*af*/ { "scas", FALSE, LONG, op1(SI), 0 }, 8424Srgrimes 8434Srgrimes/*b0*/ { "mov", FALSE, BYTE, op2(I, Ri), 0 }, 8444Srgrimes/*b1*/ { "mov", FALSE, BYTE, op2(I, Ri), 0 }, 8454Srgrimes/*b2*/ { "mov", FALSE, BYTE, op2(I, Ri), 0 }, 8464Srgrimes/*b3*/ { "mov", FALSE, BYTE, op2(I, Ri), 0 }, 8474Srgrimes/*b4*/ { "mov", FALSE, BYTE, op2(I, Ri), 0 }, 8484Srgrimes/*b5*/ { "mov", FALSE, BYTE, op2(I, Ri), 0 }, 8494Srgrimes/*b6*/ { "mov", FALSE, BYTE, op2(I, Ri), 0 }, 8504Srgrimes/*b7*/ { "mov", FALSE, BYTE, op2(I, Ri), 0 }, 8514Srgrimes 852164263Sjhb/*b8*/ { "mov", FALSE, LONG, op2(Ilq, Ri), 0 }, 853164263Sjhb/*b9*/ { "mov", FALSE, LONG, op2(Ilq, Ri), 0 }, 854164263Sjhb/*ba*/ { "mov", FALSE, LONG, op2(Ilq, Ri), 0 }, 855164263Sjhb/*bb*/ { "mov", FALSE, LONG, op2(Ilq, Ri), 0 }, 856164263Sjhb/*bc*/ { "mov", FALSE, LONG, op2(Ilq, Ri), 0 }, 857164263Sjhb/*bd*/ { "mov", FALSE, LONG, op2(Ilq, Ri), 0 }, 858164263Sjhb/*be*/ { "mov", FALSE, LONG, op2(Ilq, Ri), 0 }, 859164263Sjhb/*bf*/ { "mov", FALSE, LONG, op2(Ilq, Ri), 0 }, 8604Srgrimes 86117109Sbde/*c0*/ { "", TRUE, BYTE, op2(Ib, E), db_Grp2 }, 86217109Sbde/*c1*/ { "", TRUE, LONG, op2(Ib, E), db_Grp2 }, 8634Srgrimes/*c2*/ { "ret", FALSE, NONE, op1(Iw), 0 }, 8644Srgrimes/*c3*/ { "ret", FALSE, NONE, 0, 0 }, 8654Srgrimes/*c4*/ { "les", TRUE, LONG, op2(E, R), 0 }, 8664Srgrimes/*c5*/ { "lds", TRUE, LONG, op2(E, R), 0 }, 8674Srgrimes/*c6*/ { "mov", TRUE, BYTE, op2(I, E), 0 }, 8684Srgrimes/*c7*/ { "mov", TRUE, LONG, op2(I, E), 0 }, 8694Srgrimes 87021277Sbde/*c8*/ { "enter", FALSE, NONE, op2(Iw, Ib), 0 }, 8714Srgrimes/*c9*/ { "leave", FALSE, NONE, 0, 0 }, 8724Srgrimes/*ca*/ { "lret", FALSE, NONE, op1(Iw), 0 }, 8734Srgrimes/*cb*/ { "lret", FALSE, NONE, 0, 0 }, 8744Srgrimes/*cc*/ { "int", FALSE, NONE, op1(o3), 0 }, 8754Srgrimes/*cd*/ { "int", FALSE, NONE, op1(Ib), 0 }, 8764Srgrimes/*ce*/ { "into", FALSE, NONE, 0, 0 }, 8774Srgrimes/*cf*/ { "iret", FALSE, NONE, 0, 0 }, 8784Srgrimes 87917109Sbde/*d0*/ { "", TRUE, BYTE, op2(o1, E), db_Grp2 }, 88017109Sbde/*d1*/ { "", TRUE, LONG, op2(o1, E), db_Grp2 }, 88117109Sbde/*d2*/ { "", TRUE, BYTE, op2(CL, E), db_Grp2 }, 88217109Sbde/*d3*/ { "", TRUE, LONG, op2(CL, E), db_Grp2 }, 88321277Sbde/*d4*/ { "aam", FALSE, NONE, op1(Iba), 0 }, 88421277Sbde/*d5*/ { "aad", FALSE, NONE, op1(Iba), 0 }, 88521277Sbde/*d6*/ { ".byte\t0xd6", FALSE, NONE, 0, 0 }, 8864Srgrimes/*d7*/ { "xlat", FALSE, BYTE, op1(BX), 0 }, 8874Srgrimes 88817109Sbde/*d8*/ { "", TRUE, NONE, 0, db_Esc8 }, 88917109Sbde/*d9*/ { "", TRUE, NONE, 0, db_Esc9 }, 89017109Sbde/*da*/ { "", TRUE, NONE, 0, db_Esca }, 89117109Sbde/*db*/ { "", TRUE, NONE, 0, db_Escb }, 89217109Sbde/*dc*/ { "", TRUE, NONE, 0, db_Escc }, 89317109Sbde/*dd*/ { "", TRUE, NONE, 0, db_Escd }, 89417109Sbde/*de*/ { "", TRUE, NONE, 0, db_Esce }, 89517109Sbde/*df*/ { "", TRUE, NONE, 0, db_Escf }, 8964Srgrimes 8974Srgrimes/*e0*/ { "loopne",FALSE, NONE, op1(Db), 0 }, 8984Srgrimes/*e1*/ { "loope", FALSE, NONE, op1(Db), 0 }, 8994Srgrimes/*e2*/ { "loop", FALSE, NONE, op1(Db), 0 }, 900238166Sjhb/*e3*/ { "jrcxz", FALSE, ADEP, op1(Db), "jecxz" }, 9014Srgrimes/*e4*/ { "in", FALSE, BYTE, op2(Ib, A), 0 }, 9024Srgrimes/*e5*/ { "in", FALSE, LONG, op2(Ib, A) , 0 }, 9034Srgrimes/*e6*/ { "out", FALSE, BYTE, op2(A, Ib), 0 }, 9044Srgrimes/*e7*/ { "out", FALSE, LONG, op2(A, Ib) , 0 }, 9054Srgrimes 9064Srgrimes/*e8*/ { "call", FALSE, NONE, op1(Dl), 0 }, 9074Srgrimes/*e9*/ { "jmp", FALSE, NONE, op1(Dl), 0 }, 9084Srgrimes/*ea*/ { "ljmp", FALSE, NONE, op1(OS), 0 }, 9094Srgrimes/*eb*/ { "jmp", FALSE, NONE, op1(Db), 0 }, 9104Srgrimes/*ec*/ { "in", FALSE, BYTE, op2(DX, A), 0 }, 9114Srgrimes/*ed*/ { "in", FALSE, LONG, op2(DX, A) , 0 }, 9124Srgrimes/*ee*/ { "out", FALSE, BYTE, op2(A, DX), 0 }, 9134Srgrimes/*ef*/ { "out", FALSE, LONG, op2(A, DX) , 0 }, 9144Srgrimes 9154Srgrimes/*f0*/ { "", FALSE, NONE, 0, 0 }, 91621277Sbde/*f1*/ { ".byte\t0xf1", FALSE, NONE, 0, 0 }, 9174Srgrimes/*f2*/ { "", FALSE, NONE, 0, 0 }, 9184Srgrimes/*f3*/ { "", FALSE, NONE, 0, 0 }, 9194Srgrimes/*f4*/ { "hlt", FALSE, NONE, 0, 0 }, 9204Srgrimes/*f5*/ { "cmc", FALSE, NONE, 0, 0 }, 92117109Sbde/*f6*/ { "", TRUE, BYTE, 0, db_Grp3 }, 92217109Sbde/*f7*/ { "", TRUE, LONG, 0, db_Grp3 }, 9234Srgrimes 9244Srgrimes/*f8*/ { "clc", FALSE, NONE, 0, 0 }, 9254Srgrimes/*f9*/ { "stc", FALSE, NONE, 0, 0 }, 9264Srgrimes/*fa*/ { "cli", FALSE, NONE, 0, 0 }, 9274Srgrimes/*fb*/ { "sti", FALSE, NONE, 0, 0 }, 9284Srgrimes/*fc*/ { "cld", FALSE, NONE, 0, 0 }, 9294Srgrimes/*fd*/ { "std", FALSE, NONE, 0, 0 }, 93017109Sbde/*fe*/ { "", TRUE, NONE, 0, db_Grp4 }, 93117109Sbde/*ff*/ { "", TRUE, NONE, 0, db_Grp5 }, 9324Srgrimes}; 9334Srgrimes 93417109Sbdestatic const struct inst db_bad_inst = 9354Srgrimes { "???", FALSE, NONE, 0, 0 } 9364Srgrimes; 9374Srgrimes 938144353Speter#define f_mod(rex, byte) ((byte)>>6) 939144353Speter#define f_reg(rex, byte) ((((byte)>>3)&0x7) | (rex & REX_R ? 0x8 : 0x0)) 940144353Speter#define f_rm(rex, byte) (((byte)&0x7) | (rex & REX_B ? 0x8 : 0x0)) 9414Srgrimes 942144353Speter#define sib_ss(rex, byte) ((byte)>>6) 943144353Speter#define sib_index(rex, byte) ((((byte)>>3)&0x7) | (rex & REX_X ? 0x8 : 0x0)) 944144353Speter#define sib_base(rex, byte) (((byte)&0x7) | (rex & REX_B ? 0x8 : 0x0)) 9454Srgrimes 94611940Sbdestruct i_addr { 9474Srgrimes int is_reg; /* if reg, reg number is in 'disp' */ 9484Srgrimes int disp; 94914887Swollman const char * base; 95014887Swollman const char * index; 9514Srgrimes int ss; 9524Srgrimes}; 9534Srgrimes 954144353Speterstatic const char * const db_reg[2][4][16] = { 955144353Speter 956144353Speter {{"%al", "%cl", "%dl", "%bl", "%ah", "%ch", "%dh", "%bh", 957144353Speter "%r8b", "%r9b", "%r10b", "%r11b", "%r12b", "%r13b", "%r14b", "%r15b" }, 958144353Speter { "%ax", "%cx", "%dx", "%bx", "%sp", "%bp", "%si", "%di", 959144353Speter "%r8w", "%r9w", "%r10w", "%r11w", "%r12w", "%r13w", "%r14w", "%r15w" }, 960144353Speter { "%eax", "%ecx", "%edx", "%ebx", "%esp", "%ebp", "%esi", "%edi", 961144353Speter "%r8d", "%r9d", "%r10d", "%r11d", "%r12d", "%r13d", "%r14d", "%r15d" }, 962144353Speter { "%rax", "%rcx", "%rdx", "%rbx", "%rsp", "%rbp", "%rsi", "%rdi", 963144353Speter "%r8", "%r9", "%r10", "%r11", "%r12", "%r13", "%r14", "%r15" }}, 964144353Speter 965144353Speter {{"%al", "%cl", "%dl", "%bl", "%spl", "%bpl", "%sil", "%dil", 966144353Speter "%r8b", "%r9b", "%r10b", "%r11b", "%r12b", "%r13b", "%r14b", "%r15b" }, 967144353Speter { "%ax", "%cx", "%dx", "%bx", "%sp", "%bp", "%si", "%di", 968144353Speter "%r8w", "%r9w", "%r10w", "%r11w", "%r12w", "%r13w", "%r14w", "%r15w" }, 969144353Speter { "%eax", "%ecx", "%edx", "%ebx", "%esp", "%ebp", "%esi", "%edi", 970144353Speter "%r8d", "%r9d", "%r10d", "%r11d", "%r12d", "%r13d", "%r14d", "%r15d" }, 971144353Speter { "%rax", "%rcx", "%rdx", "%rbx", "%rsp", "%rbp", "%rsi", "%rdi", 972144353Speter "%r8", "%r9", "%r10", "%r11", "%r12", "%r13", "%r14", "%r15" }} 9734Srgrimes}; 9744Srgrimes 97517109Sbdestatic const char * const db_seg_reg[8] = { 9764Srgrimes "%es", "%cs", "%ss", "%ds", "%fs", "%gs", "", "" 9774Srgrimes}; 9784Srgrimes 9794Srgrimes/* 9804Srgrimes * lengths for size attributes 9814Srgrimes */ 98214887Swollmanstatic const int db_lengths[] = { 9834Srgrimes 1, /* BYTE */ 9844Srgrimes 2, /* WORD */ 9854Srgrimes 4, /* LONG */ 9864Srgrimes 8, /* QUAD */ 9874Srgrimes 4, /* SNGL */ 9884Srgrimes 8, /* DBLR */ 9894Srgrimes 10, /* EXTR */ 9904Srgrimes}; 9914Srgrimes 9924Srgrimes#define get_value_inc(result, loc, size, is_signed) \ 9934Srgrimes result = db_get_value((loc), (size), (is_signed)); \ 9944Srgrimes (loc) += (size); 9954Srgrimes 99611940Sbdestatic db_addr_t 997144353Speter db_disasm_esc(db_addr_t loc, int inst, int rex, int short_addr, 99893017Sbde int size, const char *seg); 999144353Speterstatic void db_print_address(const char *seg, int size, int rex, 100093017Sbde struct i_addr *addrp); 100111940Sbdestatic db_addr_t 1002144353Speter db_read_address(db_addr_t loc, int short_addr, int rex, int regmodrm, 100393017Sbde struct i_addr *addrp); 100411940Sbde 10054Srgrimes/* 10064Srgrimes * Read address at location and return updated location. 10074Srgrimes */ 100811921Sphkstatic db_addr_t 1009144353Speterdb_read_address(loc, short_addr, rex, regmodrm, addrp) 10104Srgrimes db_addr_t loc; 10114Srgrimes int short_addr; 1012144353Speter int rex; 10134Srgrimes int regmodrm; 101417109Sbde struct i_addr * addrp; /* out */ 10154Srgrimes{ 1016164263Sjhb int mod, rm, sib, index, disp, size, have_sib; 10174Srgrimes 1018144353Speter mod = f_mod(rex, regmodrm); 1019144353Speter rm = f_rm(rex, regmodrm); 10204Srgrimes 10214Srgrimes if (mod == 3) { 10224Srgrimes addrp->is_reg = TRUE; 10234Srgrimes addrp->disp = rm; 10244Srgrimes return (loc); 10254Srgrimes } 10264Srgrimes addrp->is_reg = FALSE; 10274Srgrimes addrp->index = 0; 10284Srgrimes 1029164263Sjhb if (short_addr) 1030164263Sjhb size = LONG; 1031164263Sjhb else 1032164263Sjhb size = QUAD; 10334Srgrimes 1034164263Sjhb if ((rm & 0x7) == 4) { 1035164263Sjhb get_value_inc(sib, loc, 1, FALSE); 1036164263Sjhb rm = sib_base(rex, sib); 1037164263Sjhb index = sib_index(rex, sib); 1038164263Sjhb if (index != 4) 1039164263Sjhb addrp->index = db_reg[1][size][index]; 1040164263Sjhb addrp->ss = sib_ss(rex, sib); 1041164263Sjhb have_sib = 1; 1042164263Sjhb } else 1043164263Sjhb have_sib = 0; 1044164263Sjhb 1045164263Sjhb switch (mod) { 1046164263Sjhb case 0: 1047164263Sjhb if (rm == 5) { 1048164263Sjhb get_value_inc(addrp->disp, loc, 4, FALSE); 1049164263Sjhb if (have_sib) 10504Srgrimes addrp->base = 0; 1051164263Sjhb else if (short_addr) 1052164263Sjhb addrp->base = "%eip"; 1053164263Sjhb else 1054164263Sjhb addrp->base = "%rip"; 1055164263Sjhb } else { 1056164263Sjhb addrp->disp = 0; 1057164263Sjhb addrp->base = db_reg[1][size][rm]; 1058164263Sjhb } 1059164263Sjhb break; 10604Srgrimes 1061164263Sjhb case 1: 1062164263Sjhb get_value_inc(disp, loc, 1, TRUE); 1063164263Sjhb addrp->disp = disp; 1064164263Sjhb addrp->base = db_reg[1][size][rm]; 1065164263Sjhb break; 10664Srgrimes 1067164263Sjhb case 2: 1068164263Sjhb get_value_inc(disp, loc, 4, FALSE); 1069164263Sjhb addrp->disp = disp; 1070164263Sjhb addrp->base = db_reg[1][size][rm]; 1071164263Sjhb break; 10724Srgrimes } 10734Srgrimes return (loc); 10744Srgrimes} 10754Srgrimes 107611921Sphkstatic void 1077144353Speterdb_print_address(seg, size, rex, addrp) 107817109Sbde const char * seg; 10794Srgrimes int size; 1080144353Speter int rex; 108117109Sbde struct i_addr * addrp; 10824Srgrimes{ 10834Srgrimes if (addrp->is_reg) { 1084144354Speter db_printf("%s", db_reg[rex != 0 ? 1 : 0][(size == LONG && (rex & REX_W)) ? QUAD : size][addrp->disp]); 10854Srgrimes return; 10864Srgrimes } 10874Srgrimes 10884Srgrimes if (seg) { 10894Srgrimes db_printf("%s:", seg); 10904Srgrimes } 10914Srgrimes 1092164263Sjhb if (addrp->disp != 0 || (addrp->base == 0 && addrp->index == 0)) 1093164263Sjhb db_printsym((db_addr_t)addrp->disp, DB_STGY_ANY); 10944Srgrimes if (addrp->base != 0 || addrp->index != 0) { 10954Srgrimes db_printf("("); 10964Srgrimes if (addrp->base) 10974Srgrimes db_printf("%s", addrp->base); 10984Srgrimes if (addrp->index) 10994Srgrimes db_printf(",%s,%d", addrp->index, 1<<addrp->ss); 11004Srgrimes db_printf(")"); 11014Srgrimes } 11024Srgrimes} 11034Srgrimes 11044Srgrimes/* 11054Srgrimes * Disassemble floating-point ("escape") instruction 11064Srgrimes * and return updated location. 11074Srgrimes */ 110811921Sphkstatic db_addr_t 1109144353Speterdb_disasm_esc(loc, inst, rex, short_addr, size, seg) 11104Srgrimes db_addr_t loc; 11114Srgrimes int inst; 1112144353Speter int rex; 11134Srgrimes int short_addr; 11144Srgrimes int size; 111517109Sbde const char * seg; 11164Srgrimes{ 11174Srgrimes int regmodrm; 111817109Sbde const struct finst * fp; 11194Srgrimes int mod; 11204Srgrimes struct i_addr address; 112117109Sbde const char * name; 11224Srgrimes 11234Srgrimes get_value_inc(regmodrm, loc, 1, FALSE); 1124144353Speter fp = &db_Esc_inst[inst - 0xd8][f_reg(rex, regmodrm)]; 1125144353Speter mod = f_mod(rex, regmodrm); 11264Srgrimes if (mod != 3) { 112721277Sbde if (*fp->f_name == '\0') { 112821277Sbde db_printf("<bad instruction>"); 112921277Sbde return (loc); 113021277Sbde } 11314Srgrimes /* 11324Srgrimes * Normal address modes. 11334Srgrimes */ 1134144353Speter loc = db_read_address(loc, short_addr, rex, regmodrm, &address); 113579885Skris db_printf("%s", fp->f_name); 11364Srgrimes switch(fp->f_size) { 11374Srgrimes case SNGL: 11384Srgrimes db_printf("s"); 11394Srgrimes break; 11404Srgrimes case DBLR: 11414Srgrimes db_printf("l"); 11424Srgrimes break; 11434Srgrimes case EXTR: 11444Srgrimes db_printf("t"); 11454Srgrimes break; 11464Srgrimes case WORD: 11474Srgrimes db_printf("s"); 11484Srgrimes break; 11494Srgrimes case LONG: 11504Srgrimes db_printf("l"); 11514Srgrimes break; 11524Srgrimes case QUAD: 11534Srgrimes db_printf("q"); 11544Srgrimes break; 11554Srgrimes default: 11564Srgrimes break; 11574Srgrimes } 11584Srgrimes db_printf("\t"); 1159144353Speter db_print_address(seg, BYTE, rex, &address); 11604Srgrimes } 11614Srgrimes else { 11624Srgrimes /* 11634Srgrimes * 'reg-reg' - special formats 11644Srgrimes */ 11654Srgrimes switch (fp->f_rrmode) { 11664Srgrimes case op2(ST,STI): 11674Srgrimes name = (fp->f_rrname) ? fp->f_rrname : fp->f_name; 1168144353Speter db_printf("%s\t%%st,%%st(%d)",name,f_rm(rex, regmodrm)); 11694Srgrimes break; 11704Srgrimes case op2(STI,ST): 11714Srgrimes name = (fp->f_rrname) ? fp->f_rrname : fp->f_name; 1172144353Speter db_printf("%s\t%%st(%d),%%st",name, f_rm(rex, regmodrm)); 11734Srgrimes break; 11744Srgrimes case op1(STI): 11754Srgrimes name = (fp->f_rrname) ? fp->f_rrname : fp->f_name; 1176144353Speter db_printf("%s\t%%st(%d)",name, f_rm(rex, regmodrm)); 11774Srgrimes break; 11784Srgrimes case op1(X): 1179144353Speter name = ((const char * const *)fp->f_rrname)[f_rm(rex, regmodrm)]; 118021277Sbde if (*name == '\0') 118121277Sbde goto bad; 118221277Sbde db_printf("%s", name); 11834Srgrimes break; 11844Srgrimes case op1(XA): 1185144353Speter name = ((const char * const *)fp->f_rrname)[f_rm(rex, regmodrm)]; 118621277Sbde if (*name == '\0') 118721277Sbde goto bad; 118821277Sbde db_printf("%s\t%%ax", name); 11894Srgrimes break; 11904Srgrimes default: 119121277Sbde bad: 11924Srgrimes db_printf("<bad instruction>"); 11934Srgrimes break; 11944Srgrimes } 11954Srgrimes } 11964Srgrimes 11974Srgrimes return (loc); 11984Srgrimes} 11994Srgrimes 12004Srgrimes/* 12014Srgrimes * Disassemble instruction at 'loc'. 'altfmt' specifies an 12024Srgrimes * (optional) alternate format. Return address of start of 12034Srgrimes * next instruction. 12044Srgrimes */ 12054Srgrimesdb_addr_t 12064Srgrimesdb_disasm(loc, altfmt) 12074Srgrimes db_addr_t loc; 12084Srgrimes boolean_t altfmt; 12094Srgrimes{ 12104Srgrimes int inst; 12114Srgrimes int size; 12124Srgrimes int short_addr; 121317109Sbde const char * seg; 121414887Swollman const struct inst * ip; 121514887Swollman const char * i_name; 12164Srgrimes int i_size; 12174Srgrimes int i_mode; 1218144353Speter int rex = 0; 1219798Swollman int regmodrm = 0; 12204Srgrimes boolean_t first; 12214Srgrimes int displ; 12224Srgrimes int prefix; 1223181606Sjhb int rep; 12244Srgrimes int imm; 12254Srgrimes int imm2; 1226164263Sjhb long imm64; 12274Srgrimes int len; 12284Srgrimes struct i_addr address; 12294Srgrimes 12304Srgrimes get_value_inc(inst, loc, 1, FALSE); 12314Srgrimes short_addr = FALSE; 12324Srgrimes size = LONG; 12334Srgrimes seg = 0; 12344Srgrimes 12354Srgrimes /* 12364Srgrimes * Get prefixes 12374Srgrimes */ 1238181606Sjhb rep = FALSE; 12394Srgrimes prefix = TRUE; 12404Srgrimes do { 12414Srgrimes switch (inst) { 12424Srgrimes case 0x66: /* data16 */ 12434Srgrimes size = WORD; 12444Srgrimes break; 12454Srgrimes case 0x67: 12464Srgrimes short_addr = TRUE; 12474Srgrimes break; 12484Srgrimes case 0x26: 12494Srgrimes seg = "%es"; 12504Srgrimes break; 12514Srgrimes case 0x36: 12524Srgrimes seg = "%ss"; 12534Srgrimes break; 12544Srgrimes case 0x2e: 12554Srgrimes seg = "%cs"; 12564Srgrimes break; 12574Srgrimes case 0x3e: 12584Srgrimes seg = "%ds"; 12594Srgrimes break; 12604Srgrimes case 0x64: 12614Srgrimes seg = "%fs"; 12624Srgrimes break; 12634Srgrimes case 0x65: 12644Srgrimes seg = "%gs"; 12654Srgrimes break; 12664Srgrimes case 0xf0: 12674Srgrimes db_printf("lock "); 12684Srgrimes break; 12694Srgrimes case 0xf2: 12704Srgrimes db_printf("repne "); 12714Srgrimes break; 12724Srgrimes case 0xf3: 1273181606Sjhb rep = TRUE; 12744Srgrimes break; 12754Srgrimes default: 12764Srgrimes prefix = FALSE; 12774Srgrimes break; 12784Srgrimes } 1279144353Speter if (inst >= 0x40 && inst < 0x50) { 1280144353Speter rex = inst; 1281144353Speter prefix = TRUE; 1282144353Speter } 12834Srgrimes if (prefix) { 12844Srgrimes get_value_inc(inst, loc, 1, FALSE); 12854Srgrimes } 12864Srgrimes } while (prefix); 12874Srgrimes 12884Srgrimes if (inst >= 0xd8 && inst <= 0xdf) { 1289144353Speter loc = db_disasm_esc(loc, inst, rex, short_addr, size, seg); 12904Srgrimes db_printf("\n"); 12914Srgrimes return (loc); 12924Srgrimes } 12934Srgrimes 1294238166Sjhb ip = &db_inst_table[inst]; 1295238166Sjhb while (ip->i_size == ESC) { 12964Srgrimes get_value_inc(inst, loc, 1, FALSE); 1297238166Sjhb ip = ((const struct inst * const *)ip->i_extra)[inst>>4]; 12984Srgrimes if (ip == 0) { 12994Srgrimes ip = &db_bad_inst; 13004Srgrimes } 13014Srgrimes else { 13024Srgrimes ip = &ip[inst&0xf]; 13034Srgrimes } 13044Srgrimes } 13054Srgrimes 13064Srgrimes if (ip->i_has_modrm) { 13074Srgrimes get_value_inc(regmodrm, loc, 1, FALSE); 1308144353Speter loc = db_read_address(loc, short_addr, rex, regmodrm, &address); 13094Srgrimes } 13104Srgrimes 13114Srgrimes i_name = ip->i_name; 13124Srgrimes i_size = ip->i_size; 13134Srgrimes i_mode = ip->i_mode; 13144Srgrimes 1315266354Sjhb if (ip->i_extra == db_Grp9 && f_mod(rex, regmodrm) == 3) { 1316266354Sjhb ip = &db_Grp9b[f_reg(rex, regmodrm)]; 1317266354Sjhb i_name = ip->i_name; 1318266354Sjhb i_size = ip->i_size; 1319266354Sjhb i_mode = ip->i_mode; 1320266354Sjhb } 1321266354Sjhb else if (ip->i_extra == db_Grp1 || ip->i_extra == db_Grp2 || 132217109Sbde ip->i_extra == db_Grp6 || ip->i_extra == db_Grp7 || 1323181606Sjhb ip->i_extra == db_Grp8 || ip->i_extra == db_Grp9 || 1324181606Sjhb ip->i_extra == db_Grp15) { 1325144353Speter i_name = ((const char * const *)ip->i_extra)[f_reg(rex, regmodrm)]; 13264Srgrimes } 132717109Sbde else if (ip->i_extra == db_Grp3) { 132817109Sbde ip = ip->i_extra; 1329144353Speter ip = &ip[f_reg(rex, regmodrm)]; 13304Srgrimes i_name = ip->i_name; 13314Srgrimes i_mode = ip->i_mode; 13324Srgrimes } 133317109Sbde else if (ip->i_extra == db_Grp4 || ip->i_extra == db_Grp5) { 133417109Sbde ip = ip->i_extra; 1335144353Speter ip = &ip[f_reg(rex, regmodrm)]; 13364Srgrimes i_name = ip->i_name; 13374Srgrimes i_mode = ip->i_mode; 13384Srgrimes i_size = ip->i_size; 13394Srgrimes } 13404Srgrimes 1341181606Sjhb /* Special cases that don't fit well in the tables. */ 1342181606Sjhb if (ip->i_extra == db_Grp7 && f_mod(rex, regmodrm) == 3) { 1343181606Sjhb switch (regmodrm) { 1344238166Sjhb case 0xc1: 1345238166Sjhb i_name = "vmcall"; 1346238166Sjhb i_size = NONE; 1347238166Sjhb i_mode = 0; 1348238166Sjhb break; 1349238166Sjhb case 0xc2: 1350238166Sjhb i_name = "vmlaunch"; 1351238166Sjhb i_size = NONE; 1352238166Sjhb i_mode = 0; 1353238166Sjhb break; 1354238166Sjhb case 0xc3: 1355238166Sjhb i_name = "vmresume"; 1356238166Sjhb i_size = NONE; 1357238166Sjhb i_mode = 0; 1358238166Sjhb break; 1359238166Sjhb case 0xc4: 1360238166Sjhb i_name = "vmxoff"; 1361238166Sjhb i_size = NONE; 1362238166Sjhb i_mode = 0; 1363238166Sjhb break; 1364181606Sjhb case 0xc8: 1365181606Sjhb i_name = "monitor"; 1366181606Sjhb i_size = NONE; 1367181606Sjhb i_mode = 0; 1368181606Sjhb break; 1369181606Sjhb case 0xc9: 1370181606Sjhb i_name = "mwait"; 1371181606Sjhb i_size = NONE; 1372181606Sjhb i_mode = 0; 1373181606Sjhb break; 1374261213Sjhb case 0xca: 1375261213Sjhb i_name = "clac"; 1376261213Sjhb i_size = NONE; 1377261213Sjhb i_mode = 0; 1378261213Sjhb break; 1379261213Sjhb case 0xcb: 1380261213Sjhb i_name = "stac"; 1381261213Sjhb i_size = NONE; 1382261213Sjhb i_mode = 0; 1383261213Sjhb break; 1384238109Sjhb case 0xd0: 1385238109Sjhb i_name = "xgetbv"; 1386238109Sjhb i_size = NONE; 1387238109Sjhb i_mode = 0; 1388238109Sjhb break; 1389238109Sjhb case 0xd1: 1390238109Sjhb i_name = "xsetbv"; 1391238109Sjhb i_size = NONE; 1392238109Sjhb i_mode = 0; 1393238109Sjhb break; 1394181606Sjhb case 0xf8: 1395181606Sjhb i_name = "swapgs"; 1396181606Sjhb i_size = NONE; 1397181606Sjhb i_mode = 0; 1398181606Sjhb break; 1399238109Sjhb case 0xf9: 1400238109Sjhb i_name = "rdtscp"; 1401238109Sjhb i_size = NONE; 1402238109Sjhb i_mode = 0; 1403238109Sjhb break; 1404181606Sjhb } 1405181606Sjhb } 1406181606Sjhb if (ip->i_extra == db_Grp15 && f_mod(rex, regmodrm) == 3) { 1407181606Sjhb i_name = db_Grp15b[f_reg(rex, regmodrm)]; 1408181606Sjhb i_size = NONE; 1409181606Sjhb i_mode = 0; 1410181606Sjhb } 1411181606Sjhb 1412238166Sjhb /* Handle instructions identified by mandatory prefixes. */ 1413238166Sjhb if (rep == TRUE) { 1414238166Sjhb if (inst == 0x90) { 1415238166Sjhb i_name = "pause"; 1416238166Sjhb i_size = NONE; 1417238166Sjhb i_mode = 0; 1418238166Sjhb rep = FALSE; 1419238166Sjhb } else if (ip->i_extra == db_Grp9 && f_mod(rex, regmodrm) != 3 && 1420238166Sjhb f_reg(rex, regmodrm) == 0x6) { 1421238166Sjhb i_name = "vmxon"; 1422238166Sjhb rep = FALSE; 1423238166Sjhb } 1424238166Sjhb } 1425238166Sjhb if (size == WORD) { 1426238166Sjhb if (ip->i_extra == db_Grp9 && f_mod(rex, regmodrm) != 3 && 1427238166Sjhb f_reg(rex, regmodrm) == 0x6) { 1428238166Sjhb i_name = "vmclear"; 1429238166Sjhb } 1430238166Sjhb } 1431238166Sjhb if (rex & REX_W) { 1432238166Sjhb if (strcmp(i_name, "cwde") == 0) 1433238166Sjhb i_name = "cdqe"; 1434238166Sjhb else if (strcmp(i_name, "cmpxchg8b") == 0) 1435238166Sjhb i_name = "cmpxchg16b"; 1436238166Sjhb } 1437238166Sjhb 1438238166Sjhb if (rep == TRUE) 1439238166Sjhb db_printf("repe "); /* XXX repe VS rep */ 1440238166Sjhb 14414Srgrimes if (i_size == SDEP) { 1442238166Sjhb if (size == LONG) 144379885Skris db_printf("%s", i_name); 14444Srgrimes else 144579885Skris db_printf("%s", (const char *)ip->i_extra); 1446238166Sjhb } else if (i_size == ADEP) { 1447238166Sjhb if (short_addr == FALSE) 1448238166Sjhb db_printf("%s", i_name); 1449238166Sjhb else 1450238166Sjhb db_printf("%s", (const char *)ip->i_extra); 14514Srgrimes } 14524Srgrimes else { 145379885Skris db_printf("%s", i_name); 1454144354Speter if ((inst >= 0x50 && inst <= 0x5f) || inst == 0x68 || inst == 0x6a) { 1455144354Speter i_size = NONE; 1456144354Speter db_printf("q"); 1457144354Speter } 14584Srgrimes if (i_size != NONE) { 14594Srgrimes if (i_size == BYTE) { 14604Srgrimes db_printf("b"); 14614Srgrimes size = BYTE; 14624Srgrimes } 14634Srgrimes else if (i_size == WORD) { 14644Srgrimes db_printf("w"); 14654Srgrimes size = WORD; 14664Srgrimes } 14674Srgrimes else if (size == WORD) 14684Srgrimes db_printf("w"); 1469144353Speter else { 1470144353Speter if (rex & REX_W) 1471144353Speter db_printf("q"); 1472144353Speter else 1473144353Speter db_printf("l"); 1474144353Speter } 14754Srgrimes } 14764Srgrimes } 14774Srgrimes db_printf("\t"); 14784Srgrimes for (first = TRUE; 14794Srgrimes i_mode != 0; 14804Srgrimes i_mode >>= 8, first = FALSE) 14814Srgrimes { 14824Srgrimes if (!first) 14834Srgrimes db_printf(","); 14844Srgrimes 14854Srgrimes switch (i_mode & 0xFF) { 14864Srgrimes 14874Srgrimes case E: 1488144353Speter db_print_address(seg, size, rex, &address); 14894Srgrimes break; 14904Srgrimes 14914Srgrimes case Eind: 14924Srgrimes db_printf("*"); 1493144353Speter db_print_address(seg, size, rex, &address); 14944Srgrimes break; 14954Srgrimes 149621277Sbde case El: 1497144353Speter db_print_address(seg, (rex & REX_W) ? QUAD : LONG, rex, &address); 149821277Sbde break; 149921277Sbde 1500144354Speter case EL: 1501144354Speter db_print_address(seg, LONG, 0, &address); 1502144354Speter break; 1503144354Speter 15044Srgrimes case Ew: 1505144353Speter db_print_address(seg, WORD, rex, &address); 15064Srgrimes break; 15074Srgrimes 15084Srgrimes case Eb: 1509144353Speter db_print_address(seg, BYTE, rex, &address); 15104Srgrimes break; 15114Srgrimes 15124Srgrimes case R: 1513144354Speter db_printf("%s", db_reg[rex != 0 ? 1 : 0][(size == LONG && (rex & REX_W)) ? QUAD : size][f_reg(rex, regmodrm)]); 15144Srgrimes break; 15154Srgrimes 15164Srgrimes case Rw: 1517144353Speter db_printf("%s", db_reg[rex != 0 ? 1 : 0][WORD][f_reg(rex, regmodrm)]); 15184Srgrimes break; 15194Srgrimes 1520238166Sjhb case Rq: 1521238166Sjhb db_printf("%s", db_reg[rex != 0 ? 1 : 0][QUAD][f_reg(rex, regmodrm)]); 1522238166Sjhb break; 1523238166Sjhb 15244Srgrimes case Ri: 1525144354Speter db_printf("%s", db_reg[0][QUAD][f_rm(rex, inst)]); 15264Srgrimes break; 15274Srgrimes 152821277Sbde case Ril: 1529144353Speter db_printf("%s", db_reg[rex != 0 ? 1 : 0][(rex & REX_R) ? QUAD : LONG][f_rm(rex, inst)]); 153021277Sbde break; 153121277Sbde 1532266354Sjhb case Rv: 1533266354Sjhb db_printf("%s", db_reg[rex != 0 ? 1 : 0][(size == LONG && (rex & REX_W)) ? QUAD : size][f_rm(rex, regmodrm)]); 1534266354Sjhb break; 1535266354Sjhb 15364Srgrimes case S: 1537144353Speter db_printf("%s", db_seg_reg[f_reg(rex, regmodrm)]); 15384Srgrimes break; 15394Srgrimes 15404Srgrimes case Si: 1541144353Speter db_printf("%s", db_seg_reg[f_reg(rex, inst)]); 15424Srgrimes break; 15434Srgrimes 15444Srgrimes case A: 1545144353Speter db_printf("%s", db_reg[rex != 0 ? 1 : 0][size][0]); /* acc */ 15464Srgrimes break; 15474Srgrimes 15484Srgrimes case BX: 15494Srgrimes if (seg) 15504Srgrimes db_printf("%s:", seg); 15514Srgrimes db_printf("(%s)", short_addr ? "%bx" : "%ebx"); 15524Srgrimes break; 15534Srgrimes 15544Srgrimes case CL: 15554Srgrimes db_printf("%%cl"); 15564Srgrimes break; 15574Srgrimes 15584Srgrimes case DX: 15594Srgrimes db_printf("%%dx"); 15604Srgrimes break; 15614Srgrimes 15624Srgrimes case SI: 15634Srgrimes if (seg) 15644Srgrimes db_printf("%s:", seg); 1565144353Speter db_printf("(%s)", short_addr ? "%si" : "%rsi"); 15664Srgrimes break; 15674Srgrimes 15684Srgrimes case DI: 1569144353Speter db_printf("%%es:(%s)", short_addr ? "%di" : "%rdi"); 15704Srgrimes break; 15714Srgrimes 15724Srgrimes case CR: 1573144353Speter db_printf("%%cr%d", f_reg(rex, regmodrm)); 15744Srgrimes break; 15754Srgrimes 15764Srgrimes case DR: 1577144353Speter db_printf("%%dr%d", f_reg(rex, regmodrm)); 15784Srgrimes break; 15794Srgrimes 15804Srgrimes case TR: 1581144353Speter db_printf("%%tr%d", f_reg(rex, regmodrm)); 15824Srgrimes break; 15834Srgrimes 15844Srgrimes case I: 1585144354Speter len = db_lengths[size]; 158621277Sbde get_value_inc(imm, loc, len, FALSE); 158737506Sbde db_printf("$%#r", imm); 15884Srgrimes break; 15894Srgrimes 15904Srgrimes case Is: 1591144353Speter len = db_lengths[(size == LONG && (rex & REX_W)) ? QUAD : size]; 159221277Sbde get_value_inc(imm, loc, len, FALSE); 159337506Sbde db_printf("$%+#r", imm); 15944Srgrimes break; 15954Srgrimes 15964Srgrimes case Ib: 159721277Sbde get_value_inc(imm, loc, 1, FALSE); 159837506Sbde db_printf("$%#r", imm); 15994Srgrimes break; 16004Srgrimes 160121277Sbde case Iba: 160221277Sbde get_value_inc(imm, loc, 1, FALSE); 160321277Sbde if (imm != 0x0a) 160437506Sbde db_printf("$%#r", imm); 160521277Sbde break; 160621277Sbde 16074Srgrimes case Ibs: 160821277Sbde get_value_inc(imm, loc, 1, TRUE); 160921277Sbde if (size == WORD) 161021277Sbde imm &= 0xFFFF; 161137506Sbde db_printf("$%+#r", imm); 16124Srgrimes break; 16134Srgrimes 16144Srgrimes case Iw: 161521277Sbde get_value_inc(imm, loc, 2, FALSE); 161637506Sbde db_printf("$%#r", imm); 16174Srgrimes break; 16184Srgrimes 1619164263Sjhb case Ilq: 1620164263Sjhb len = db_lengths[rex & REX_W ? QUAD : LONG]; 1621164263Sjhb get_value_inc(imm64, loc, len, FALSE); 1622164263Sjhb db_printf("$%#lr", imm64); 1623164263Sjhb break; 1624164263Sjhb 16254Srgrimes case O: 162621277Sbde len = (short_addr ? 2 : 4); 162721277Sbde get_value_inc(displ, loc, len, FALSE); 16284Srgrimes if (seg) 162937506Sbde db_printf("%s:%+#r",seg, displ); 16304Srgrimes else 16314Srgrimes db_printsym((db_addr_t)displ, DB_STGY_ANY); 16324Srgrimes break; 16334Srgrimes 16344Srgrimes case Db: 16354Srgrimes get_value_inc(displ, loc, 1, TRUE); 163621277Sbde displ += loc; 163721277Sbde if (size == WORD) 163821277Sbde displ &= 0xFFFF; 163921277Sbde db_printsym((db_addr_t)displ, DB_STGY_XTRN); 16404Srgrimes break; 16414Srgrimes 16424Srgrimes case Dl: 1643144353Speter len = db_lengths[(size == LONG && (rex & REX_W)) ? QUAD : size]; 164421277Sbde get_value_inc(displ, loc, len, FALSE); 164521277Sbde displ += loc; 164621277Sbde if (size == WORD) 164721277Sbde displ &= 0xFFFF; 164821277Sbde db_printsym((db_addr_t)displ, DB_STGY_XTRN); 16494Srgrimes break; 16504Srgrimes 16514Srgrimes case o1: 16524Srgrimes db_printf("$1"); 16534Srgrimes break; 16544Srgrimes 16554Srgrimes case o3: 16564Srgrimes db_printf("$3"); 16574Srgrimes break; 16584Srgrimes 16594Srgrimes case OS: 166021277Sbde len = db_lengths[size]; 166121277Sbde get_value_inc(imm, loc, len, FALSE); /* offset */ 16624Srgrimes get_value_inc(imm2, loc, 2, FALSE); /* segment */ 166337506Sbde db_printf("$%#r,%#r", imm2, imm); 16644Srgrimes break; 16654Srgrimes } 16664Srgrimes } 16674Srgrimes db_printf("\n"); 16684Srgrimes return (loc); 16694Srgrimes} 1670