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: stable/11/sys/amd64/amd64/db_disasm.c 315221 2017-03-14 02:06:03Z pfg $"); 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 253278655Smarkjstatic const struct inst db_inst_0f1x[] = { 254278655Smarkj/*10*/ { "", FALSE, NONE, 0, 0 }, 255278655Smarkj/*11*/ { "", FALSE, NONE, 0, 0 }, 256278655Smarkj/*12*/ { "", FALSE, NONE, 0, 0 }, 257278655Smarkj/*13*/ { "", FALSE, NONE, 0, 0 }, 258278655Smarkj/*14*/ { "", FALSE, NONE, 0, 0 }, 259278655Smarkj/*15*/ { "", FALSE, NONE, 0, 0 }, 260278655Smarkj/*16*/ { "", FALSE, NONE, 0, 0 }, 261278655Smarkj/*17*/ { "", FALSE, NONE, 0, 0 }, 262278655Smarkj 263278655Smarkj/*18*/ { "", FALSE, NONE, 0, 0 }, 264278655Smarkj/*19*/ { "", FALSE, NONE, 0, 0 }, 265278655Smarkj/*1a*/ { "", FALSE, NONE, 0, 0 }, 266278655Smarkj/*1b*/ { "", FALSE, NONE, 0, 0 }, 267278655Smarkj/*1c*/ { "", FALSE, NONE, 0, 0 }, 268278655Smarkj/*1d*/ { "", FALSE, NONE, 0, 0 }, 269278655Smarkj/*1e*/ { "", FALSE, NONE, 0, 0 }, 270278655Smarkj/*1f*/ { "nopl", TRUE, SDEP, 0, "nopw" }, 271278655Smarkj}; 272278655Smarkj 27317109Sbdestatic const struct inst db_inst_0f2x[] = { 27421277Sbde/*20*/ { "mov", TRUE, LONG, op2(CR,El), 0 }, 27521277Sbde/*21*/ { "mov", TRUE, LONG, op2(DR,El), 0 }, 27621277Sbde/*22*/ { "mov", TRUE, LONG, op2(El,CR), 0 }, 27721277Sbde/*23*/ { "mov", TRUE, LONG, op2(El,DR), 0 }, 27821277Sbde/*24*/ { "mov", TRUE, LONG, op2(TR,El), 0 }, 2794Srgrimes/*25*/ { "", FALSE, NONE, 0, 0 }, 28021277Sbde/*26*/ { "mov", TRUE, LONG, op2(El,TR), 0 }, 2814Srgrimes/*27*/ { "", FALSE, NONE, 0, 0 }, 2824Srgrimes 2834Srgrimes/*28*/ { "", FALSE, NONE, 0, 0 }, 2844Srgrimes/*29*/ { "", FALSE, NONE, 0, 0 }, 2854Srgrimes/*2a*/ { "", FALSE, NONE, 0, 0 }, 2864Srgrimes/*2b*/ { "", FALSE, NONE, 0, 0 }, 2874Srgrimes/*2c*/ { "", FALSE, NONE, 0, 0 }, 2884Srgrimes/*2d*/ { "", FALSE, NONE, 0, 0 }, 2894Srgrimes/*2e*/ { "", FALSE, NONE, 0, 0 }, 2904Srgrimes/*2f*/ { "", FALSE, NONE, 0, 0 }, 2914Srgrimes}; 2924Srgrimes 29314887Swollmanstatic const struct inst db_inst_0f3x[] = { 29414887Swollman/*30*/ { "wrmsr", FALSE, NONE, 0, 0 }, 29514887Swollman/*31*/ { "rdtsc", FALSE, NONE, 0, 0 }, 29614887Swollman/*32*/ { "rdmsr", FALSE, NONE, 0, 0 }, 29714887Swollman/*33*/ { "rdpmc", FALSE, NONE, 0, 0 }, 298181606Sjhb/*34*/ { "sysenter",FALSE,NONE, 0, 0 }, 299181606Sjhb/*35*/ { "sysexit",FALSE,NONE, 0, 0 }, 30014887Swollman/*36*/ { "", FALSE, NONE, 0, 0 }, 301181606Sjhb/*37*/ { "getsec",FALSE, NONE, 0, 0 }, 30214887Swollman 303238166Sjhb/*38*/ { "", FALSE, ESC, 0, db_inst_0f38 }, 30414887Swollman/*39*/ { "", FALSE, NONE, 0, 0 }, 30514887Swollman/*3a*/ { "", FALSE, NONE, 0, 0 }, 30614887Swollman/*3b*/ { "", FALSE, NONE, 0, 0 }, 30714887Swollman/*3c*/ { "", FALSE, NONE, 0, 0 }, 30814887Swollman/*3d*/ { "", FALSE, NONE, 0, 0 }, 30914887Swollman/*3e*/ { "", FALSE, NONE, 0, 0 }, 31014887Swollman/*3f*/ { "", FALSE, NONE, 0, 0 }, 31114887Swollman}; 31214887Swollman 313144354Speterstatic const struct inst db_inst_0f4x[] = { 314144354Speter/*40*/ { "cmovo", TRUE, NONE, op2(E, R), 0 }, 315144354Speter/*41*/ { "cmovno", TRUE, NONE, op2(E, R), 0 }, 316144354Speter/*42*/ { "cmovb", TRUE, NONE, op2(E, R), 0 }, 317144354Speter/*43*/ { "cmovnb", TRUE, NONE, op2(E, R), 0 }, 318144354Speter/*44*/ { "cmovz", TRUE, NONE, op2(E, R), 0 }, 319144354Speter/*45*/ { "cmovnz", TRUE, NONE, op2(E, R), 0 }, 320144354Speter/*46*/ { "cmovbe", TRUE, NONE, op2(E, R), 0 }, 321144354Speter/*47*/ { "cmovnbe",TRUE, NONE, op2(E, R), 0 }, 322144354Speter 323144354Speter/*48*/ { "cmovs", TRUE, NONE, op2(E, R), 0 }, 324144354Speter/*49*/ { "cmovns", TRUE, NONE, op2(E, R), 0 }, 325144354Speter/*4a*/ { "cmovp", TRUE, NONE, op2(E, R), 0 }, 326144354Speter/*4b*/ { "cmovnp", TRUE, NONE, op2(E, R), 0 }, 327144354Speter/*4c*/ { "cmovl", TRUE, NONE, op2(E, R), 0 }, 328144354Speter/*4d*/ { "cmovnl", TRUE, NONE, op2(E, R), 0 }, 329144354Speter/*4e*/ { "cmovle", TRUE, NONE, op2(E, R), 0 }, 330144354Speter/*4f*/ { "cmovnle",TRUE, NONE, op2(E, R), 0 }, 331144354Speter}; 332144354Speter 333238166Sjhbstatic const struct inst db_inst_0f7x[] = { 334238166Sjhb/*70*/ { "", FALSE, NONE, 0, 0 }, 335238166Sjhb/*71*/ { "", FALSE, NONE, 0, 0 }, 336238166Sjhb/*72*/ { "", FALSE, NONE, 0, 0 }, 337238166Sjhb/*73*/ { "", FALSE, NONE, 0, 0 }, 338238166Sjhb/*74*/ { "", FALSE, NONE, 0, 0 }, 339238166Sjhb/*75*/ { "", FALSE, NONE, 0, 0 }, 340238166Sjhb/*76*/ { "", FALSE, NONE, 0, 0 }, 341238166Sjhb/*77*/ { "", FALSE, NONE, 0, 0 }, 342238166Sjhb 343238166Sjhb/*78*/ { "vmread", TRUE, NONE, op2(Rq, E), 0 }, 344238166Sjhb/*79*/ { "vmwrite",TRUE, NONE, op2(E, Rq), 0 }, 345238166Sjhb/*7a*/ { "", FALSE, NONE, 0, 0 }, 346238166Sjhb/*7b*/ { "", FALSE, NONE, 0, 0 }, 347238166Sjhb/*7c*/ { "", FALSE, NONE, 0, 0 }, 348238166Sjhb/*7d*/ { "", FALSE, NONE, 0, 0 }, 349238166Sjhb/*7e*/ { "", FALSE, NONE, 0, 0 }, 350238166Sjhb/*7f*/ { "", FALSE, NONE, 0, 0 }, 351238166Sjhb}; 352238166Sjhb 35317109Sbdestatic const struct inst db_inst_0f8x[] = { 3544Srgrimes/*80*/ { "jo", FALSE, NONE, op1(Dl), 0 }, 3554Srgrimes/*81*/ { "jno", FALSE, NONE, op1(Dl), 0 }, 3564Srgrimes/*82*/ { "jb", FALSE, NONE, op1(Dl), 0 }, 3574Srgrimes/*83*/ { "jnb", FALSE, NONE, op1(Dl), 0 }, 3584Srgrimes/*84*/ { "jz", FALSE, NONE, op1(Dl), 0 }, 3594Srgrimes/*85*/ { "jnz", FALSE, NONE, op1(Dl), 0 }, 3604Srgrimes/*86*/ { "jbe", FALSE, NONE, op1(Dl), 0 }, 3614Srgrimes/*87*/ { "jnbe", FALSE, NONE, op1(Dl), 0 }, 3624Srgrimes 3634Srgrimes/*88*/ { "js", FALSE, NONE, op1(Dl), 0 }, 3644Srgrimes/*89*/ { "jns", FALSE, NONE, op1(Dl), 0 }, 3654Srgrimes/*8a*/ { "jp", FALSE, NONE, op1(Dl), 0 }, 3664Srgrimes/*8b*/ { "jnp", FALSE, NONE, op1(Dl), 0 }, 3674Srgrimes/*8c*/ { "jl", FALSE, NONE, op1(Dl), 0 }, 3684Srgrimes/*8d*/ { "jnl", FALSE, NONE, op1(Dl), 0 }, 3694Srgrimes/*8e*/ { "jle", FALSE, NONE, op1(Dl), 0 }, 3704Srgrimes/*8f*/ { "jnle", FALSE, NONE, op1(Dl), 0 }, 3714Srgrimes}; 3724Srgrimes 37317109Sbdestatic const struct inst db_inst_0f9x[] = { 3744Srgrimes/*90*/ { "seto", TRUE, NONE, op1(Eb), 0 }, 3754Srgrimes/*91*/ { "setno", TRUE, NONE, op1(Eb), 0 }, 3764Srgrimes/*92*/ { "setb", TRUE, NONE, op1(Eb), 0 }, 3774Srgrimes/*93*/ { "setnb", TRUE, NONE, op1(Eb), 0 }, 3784Srgrimes/*94*/ { "setz", TRUE, NONE, op1(Eb), 0 }, 3794Srgrimes/*95*/ { "setnz", TRUE, NONE, op1(Eb), 0 }, 3804Srgrimes/*96*/ { "setbe", TRUE, NONE, op1(Eb), 0 }, 3814Srgrimes/*97*/ { "setnbe",TRUE, NONE, op1(Eb), 0 }, 3824Srgrimes 3834Srgrimes/*98*/ { "sets", TRUE, NONE, op1(Eb), 0 }, 3844Srgrimes/*99*/ { "setns", TRUE, NONE, op1(Eb), 0 }, 3854Srgrimes/*9a*/ { "setp", TRUE, NONE, op1(Eb), 0 }, 3864Srgrimes/*9b*/ { "setnp", TRUE, NONE, op1(Eb), 0 }, 3874Srgrimes/*9c*/ { "setl", TRUE, NONE, op1(Eb), 0 }, 3884Srgrimes/*9d*/ { "setnl", TRUE, NONE, op1(Eb), 0 }, 3894Srgrimes/*9e*/ { "setle", TRUE, NONE, op1(Eb), 0 }, 3904Srgrimes/*9f*/ { "setnle",TRUE, NONE, op1(Eb), 0 }, 3914Srgrimes}; 3924Srgrimes 39317109Sbdestatic const struct inst db_inst_0fax[] = { 3944Srgrimes/*a0*/ { "push", FALSE, NONE, op1(Si), 0 }, 3954Srgrimes/*a1*/ { "pop", FALSE, NONE, op1(Si), 0 }, 39621277Sbde/*a2*/ { "cpuid", FALSE, NONE, 0, 0 }, 39721277Sbde/*a3*/ { "bt", TRUE, LONG, op2(R,E), 0 }, 39817109Sbde/*a4*/ { "shld", TRUE, LONG, op3(Ib,R,E), 0 }, 39917109Sbde/*a5*/ { "shld", TRUE, LONG, op3(CL,R,E), 0 }, 4004Srgrimes/*a6*/ { "", FALSE, NONE, 0, 0 }, 4014Srgrimes/*a7*/ { "", FALSE, NONE, 0, 0 }, 4024Srgrimes 4034Srgrimes/*a8*/ { "push", FALSE, NONE, op1(Si), 0 }, 4044Srgrimes/*a9*/ { "pop", FALSE, NONE, op1(Si), 0 }, 40521277Sbde/*aa*/ { "rsm", FALSE, NONE, 0, 0 }, 40621277Sbde/*ab*/ { "bts", TRUE, LONG, op2(R,E), 0 }, 40717109Sbde/*ac*/ { "shrd", TRUE, LONG, op3(Ib,R,E), 0 }, 40817109Sbde/*ad*/ { "shrd", TRUE, LONG, op3(CL,R,E), 0 }, 409181606Sjhb/*ae*/ { "", TRUE, LONG, op1(E), db_Grp15 }, 410181606Sjhb/*af*/ { "imul", TRUE, LONG, op2(E,R), 0 }, 4114Srgrimes}; 4124Srgrimes 41317109Sbdestatic const struct inst db_inst_0fbx[] = { 41421277Sbde/*b0*/ { "cmpxchg",TRUE, BYTE, op2(R, E), 0 }, 41521277Sbde/*b0*/ { "cmpxchg",TRUE, LONG, op2(R, E), 0 }, 4164Srgrimes/*b2*/ { "lss", TRUE, LONG, op2(E, R), 0 }, 41721277Sbde/*b3*/ { "btr", TRUE, LONG, op2(R, E), 0 }, 4184Srgrimes/*b4*/ { "lfs", TRUE, LONG, op2(E, R), 0 }, 4194Srgrimes/*b5*/ { "lgs", TRUE, LONG, op2(E, R), 0 }, 42021277Sbde/*b6*/ { "movzb", TRUE, LONG, op2(Eb, R), 0 }, 42121277Sbde/*b7*/ { "movzw", TRUE, LONG, op2(Ew, R), 0 }, 4224Srgrimes 4234Srgrimes/*b8*/ { "", FALSE, NONE, 0, 0 }, 4244Srgrimes/*b9*/ { "", FALSE, NONE, 0, 0 }, 42517109Sbde/*ba*/ { "", TRUE, LONG, op2(Ib, E), db_Grp8 }, 4264Srgrimes/*bb*/ { "btc", TRUE, LONG, op2(R, E), 0 }, 4274Srgrimes/*bc*/ { "bsf", TRUE, LONG, op2(E, R), 0 }, 4284Srgrimes/*bd*/ { "bsr", TRUE, LONG, op2(E, R), 0 }, 42921277Sbde/*be*/ { "movsb", TRUE, LONG, op2(Eb, R), 0 }, 43021277Sbde/*bf*/ { "movsw", TRUE, LONG, op2(Ew, R), 0 }, 4314Srgrimes}; 4324Srgrimes 43317109Sbdestatic const struct inst db_inst_0fcx[] = { 4344Srgrimes/*c0*/ { "xadd", TRUE, BYTE, op2(R, E), 0 }, 4354Srgrimes/*c1*/ { "xadd", TRUE, LONG, op2(R, E), 0 }, 4364Srgrimes/*c2*/ { "", FALSE, NONE, 0, 0 }, 4374Srgrimes/*c3*/ { "", FALSE, NONE, 0, 0 }, 4384Srgrimes/*c4*/ { "", FALSE, NONE, 0, 0 }, 4394Srgrimes/*c5*/ { "", FALSE, NONE, 0, 0 }, 4404Srgrimes/*c6*/ { "", FALSE, NONE, 0, 0 }, 44121277Sbde/*c7*/ { "", TRUE, NONE, op1(E), db_Grp9 }, 44221277Sbde/*c8*/ { "bswap", FALSE, LONG, op1(Ril), 0 }, 44321277Sbde/*c9*/ { "bswap", FALSE, LONG, op1(Ril), 0 }, 44421277Sbde/*ca*/ { "bswap", FALSE, LONG, op1(Ril), 0 }, 44521277Sbde/*cb*/ { "bswap", FALSE, LONG, op1(Ril), 0 }, 44621277Sbde/*cc*/ { "bswap", FALSE, LONG, op1(Ril), 0 }, 44721277Sbde/*cd*/ { "bswap", FALSE, LONG, op1(Ril), 0 }, 44821277Sbde/*ce*/ { "bswap", FALSE, LONG, op1(Ril), 0 }, 44921277Sbde/*cf*/ { "bswap", FALSE, LONG, op1(Ril), 0 }, 4504Srgrimes}; 4514Srgrimes 45214887Swollmanstatic const struct inst * const db_inst_0f[] = { 4534Srgrimes db_inst_0f0x, 454278655Smarkj db_inst_0f1x, 4554Srgrimes db_inst_0f2x, 45614887Swollman db_inst_0f3x, 457144354Speter db_inst_0f4x, 4584Srgrimes 0, 4594Srgrimes 0, 460238166Sjhb db_inst_0f7x, 4614Srgrimes db_inst_0f8x, 4624Srgrimes db_inst_0f9x, 4634Srgrimes db_inst_0fax, 4644Srgrimes db_inst_0fbx, 4654Srgrimes db_inst_0fcx, 4664Srgrimes 0, 46721277Sbde 0, 4684Srgrimes 0 4694Srgrimes}; 4704Srgrimes 47114887Swollmanstatic const char * const db_Esc92[] = { 4724Srgrimes "fnop", "", "", "", "", "", "", "" 4734Srgrimes}; 47414887Swollmanstatic const char * const db_Esc94[] = { 4754Srgrimes "fchs", "fabs", "", "", "ftst", "fxam", "", "" 4764Srgrimes}; 47717109Sbdestatic const char * const db_Esc95[] = { 4784Srgrimes "fld1", "fldl2t","fldl2e","fldpi","fldlg2","fldln2","fldz","" 4794Srgrimes}; 48017109Sbdestatic const char * const db_Esc96[] = { 4814Srgrimes "f2xm1","fyl2x","fptan","fpatan","fxtract","fprem1","fdecstp", 4824Srgrimes "fincstp" 4834Srgrimes}; 48414887Swollmanstatic const char * const db_Esc97[] = { 4854Srgrimes "fprem","fyl2xp1","fsqrt","fsincos","frndint","fscale","fsin","fcos" 4864Srgrimes}; 4874Srgrimes 48821277Sbdestatic const char * const db_Esca5[] = { 4894Srgrimes "", "fucompp","", "", "", "", "", "" 4904Srgrimes}; 4914Srgrimes 49217109Sbdestatic const char * const db_Escb4[] = { 49321277Sbde "fneni","fndisi", "fnclex","fninit","fsetpm", "", "", "" 4944Srgrimes}; 4954Srgrimes 49614887Swollmanstatic const char * const db_Esce3[] = { 4974Srgrimes "", "fcompp","", "", "", "", "", "" 4984Srgrimes}; 4994Srgrimes 50017109Sbdestatic const char * const db_Escf4[] = { 5014Srgrimes "fnstsw","", "", "", "", "", "", "" 5024Srgrimes}; 5034Srgrimes 50414887Swollmanstatic const struct finst db_Esc8[] = { 5054Srgrimes/*0*/ { "fadd", SNGL, op2(STI,ST), 0 }, 5064Srgrimes/*1*/ { "fmul", SNGL, op2(STI,ST), 0 }, 5074Srgrimes/*2*/ { "fcom", SNGL, op2(STI,ST), 0 }, 5084Srgrimes/*3*/ { "fcomp", SNGL, op2(STI,ST), 0 }, 5094Srgrimes/*4*/ { "fsub", SNGL, op2(STI,ST), 0 }, 5104Srgrimes/*5*/ { "fsubr", SNGL, op2(STI,ST), 0 }, 5114Srgrimes/*6*/ { "fdiv", SNGL, op2(STI,ST), 0 }, 5124Srgrimes/*7*/ { "fdivr", SNGL, op2(STI,ST), 0 }, 5134Srgrimes}; 5144Srgrimes 51514887Swollmanstatic const struct finst db_Esc9[] = { 5164Srgrimes/*0*/ { "fld", SNGL, op1(STI), 0 }, 5174Srgrimes/*1*/ { "", NONE, op1(STI), "fxch" }, 51817109Sbde/*2*/ { "fst", SNGL, op1(X), db_Esc92 }, 51921277Sbde/*3*/ { "fstp", SNGL, 0, 0 }, 52017109Sbde/*4*/ { "fldenv", NONE, op1(X), db_Esc94 }, 52117109Sbde/*5*/ { "fldcw", NONE, op1(X), db_Esc95 }, 52217109Sbde/*6*/ { "fnstenv",NONE, op1(X), db_Esc96 }, 52317109Sbde/*7*/ { "fnstcw", NONE, op1(X), db_Esc97 }, 5244Srgrimes}; 5254Srgrimes 52614887Swollmanstatic const struct finst db_Esca[] = { 52721277Sbde/*0*/ { "fiadd", LONG, 0, 0 }, 52821277Sbde/*1*/ { "fimul", LONG, 0, 0 }, 52921277Sbde/*2*/ { "ficom", LONG, 0, 0 }, 53021277Sbde/*3*/ { "ficomp", LONG, 0, 0 }, 53121277Sbde/*4*/ { "fisub", LONG, 0, 0 }, 53221277Sbde/*5*/ { "fisubr", LONG, op1(X), db_Esca5 }, 53321277Sbde/*6*/ { "fidiv", LONG, 0, 0 }, 53421277Sbde/*7*/ { "fidivr", LONG, 0, 0 } 5354Srgrimes}; 5364Srgrimes 53714887Swollmanstatic const struct finst db_Escb[] = { 53821277Sbde/*0*/ { "fild", LONG, 0, 0 }, 5394Srgrimes/*1*/ { "", NONE, 0, 0 }, 54021277Sbde/*2*/ { "fist", LONG, 0, 0 }, 54121277Sbde/*3*/ { "fistp", LONG, 0, 0 }, 54217109Sbde/*4*/ { "", WORD, op1(X), db_Escb4 }, 5434Srgrimes/*5*/ { "fld", EXTR, 0, 0 }, 5444Srgrimes/*6*/ { "", WORD, 0, 0 }, 5454Srgrimes/*7*/ { "fstp", EXTR, 0, 0 }, 5464Srgrimes}; 5474Srgrimes 54814887Swollmanstatic const struct finst db_Escc[] = { 5494Srgrimes/*0*/ { "fadd", DBLR, op2(ST,STI), 0 }, 5504Srgrimes/*1*/ { "fmul", DBLR, op2(ST,STI), 0 }, 55121277Sbde/*2*/ { "fcom", DBLR, 0, 0 }, 55221277Sbde/*3*/ { "fcomp", DBLR, 0, 0 }, 5534Srgrimes/*4*/ { "fsub", DBLR, op2(ST,STI), "fsubr" }, 5544Srgrimes/*5*/ { "fsubr", DBLR, op2(ST,STI), "fsub" }, 5554Srgrimes/*6*/ { "fdiv", DBLR, op2(ST,STI), "fdivr" }, 5564Srgrimes/*7*/ { "fdivr", DBLR, op2(ST,STI), "fdiv" }, 5574Srgrimes}; 5584Srgrimes 55914887Swollmanstatic const struct finst db_Escd[] = { 5604Srgrimes/*0*/ { "fld", DBLR, op1(STI), "ffree" }, 5614Srgrimes/*1*/ { "", NONE, 0, 0 }, 5624Srgrimes/*2*/ { "fst", DBLR, op1(STI), 0 }, 5634Srgrimes/*3*/ { "fstp", DBLR, op1(STI), 0 }, 5644Srgrimes/*4*/ { "frstor", NONE, op1(STI), "fucom" }, 5654Srgrimes/*5*/ { "", NONE, op1(STI), "fucomp" }, 5664Srgrimes/*6*/ { "fnsave", NONE, 0, 0 }, 5674Srgrimes/*7*/ { "fnstsw", NONE, 0, 0 }, 5684Srgrimes}; 5694Srgrimes 57014887Swollmanstatic const struct finst db_Esce[] = { 57121277Sbde/*0*/ { "fiadd", WORD, op2(ST,STI), "faddp" }, 57221277Sbde/*1*/ { "fimul", WORD, op2(ST,STI), "fmulp" }, 57321277Sbde/*2*/ { "ficom", WORD, 0, 0 }, 57421277Sbde/*3*/ { "ficomp", WORD, op1(X), db_Esce3 }, 57521277Sbde/*4*/ { "fisub", WORD, op2(ST,STI), "fsubrp" }, 57621277Sbde/*5*/ { "fisubr", WORD, op2(ST,STI), "fsubp" }, 57721277Sbde/*6*/ { "fidiv", WORD, op2(ST,STI), "fdivrp" }, 57821277Sbde/*7*/ { "fidivr", WORD, op2(ST,STI), "fdivp" }, 5794Srgrimes}; 5804Srgrimes 58114887Swollmanstatic const struct finst db_Escf[] = { 58221277Sbde/*0*/ { "fild", WORD, 0, 0 }, 58321277Sbde/*1*/ { "", NONE, 0, 0 }, 58421277Sbde/*2*/ { "fist", WORD, 0, 0 }, 58521277Sbde/*3*/ { "fistp", WORD, 0, 0 }, 58617109Sbde/*4*/ { "fbld", NONE, op1(XA), db_Escf4 }, 58721277Sbde/*5*/ { "fild", QUAD, 0, 0 }, 5884Srgrimes/*6*/ { "fbstp", NONE, 0, 0 }, 58921277Sbde/*7*/ { "fistp", QUAD, 0, 0 }, 5904Srgrimes}; 5914Srgrimes 59217109Sbdestatic const struct finst * const db_Esc_inst[] = { 5934Srgrimes db_Esc8, db_Esc9, db_Esca, db_Escb, 5944Srgrimes db_Escc, db_Escd, db_Esce, db_Escf 5954Srgrimes}; 5964Srgrimes 59714887Swollmanstatic const char * const db_Grp1[] = { 5984Srgrimes "add", 5994Srgrimes "or", 6004Srgrimes "adc", 6014Srgrimes "sbb", 6024Srgrimes "and", 6034Srgrimes "sub", 6044Srgrimes "xor", 6054Srgrimes "cmp" 6064Srgrimes}; 6074Srgrimes 60814887Swollmanstatic const char * const db_Grp2[] = { 6094Srgrimes "rol", 6104Srgrimes "ror", 6114Srgrimes "rcl", 6124Srgrimes "rcr", 6134Srgrimes "shl", 6144Srgrimes "shr", 6154Srgrimes "shl", 6164Srgrimes "sar" 6174Srgrimes}; 6184Srgrimes 61914887Swollmanstatic const struct inst db_Grp3[] = { 6204Srgrimes { "test", TRUE, NONE, op2(I,E), 0 }, 6214Srgrimes { "test", TRUE, NONE, op2(I,E), 0 }, 6224Srgrimes { "not", TRUE, NONE, op1(E), 0 }, 6234Srgrimes { "neg", TRUE, NONE, op1(E), 0 }, 6244Srgrimes { "mul", TRUE, NONE, op2(E,A), 0 }, 6254Srgrimes { "imul", TRUE, NONE, op2(E,A), 0 }, 6264Srgrimes { "div", TRUE, NONE, op2(E,A), 0 }, 6274Srgrimes { "idiv", TRUE, NONE, op2(E,A), 0 }, 6284Srgrimes}; 6294Srgrimes 63017109Sbdestatic const struct inst db_Grp4[] = { 6314Srgrimes { "inc", TRUE, BYTE, op1(E), 0 }, 6324Srgrimes { "dec", TRUE, BYTE, op1(E), 0 }, 6334Srgrimes { "", TRUE, NONE, 0, 0 }, 6344Srgrimes { "", TRUE, NONE, 0, 0 }, 6354Srgrimes { "", TRUE, NONE, 0, 0 }, 6364Srgrimes { "", TRUE, NONE, 0, 0 }, 6374Srgrimes { "", TRUE, NONE, 0, 0 }, 6384Srgrimes { "", TRUE, NONE, 0, 0 } 6394Srgrimes}; 6404Srgrimes 64117109Sbdestatic const struct inst db_Grp5[] = { 6424Srgrimes { "inc", TRUE, LONG, op1(E), 0 }, 6434Srgrimes { "dec", TRUE, LONG, op1(E), 0 }, 64421277Sbde { "call", TRUE, LONG, op1(Eind),0 }, 64521277Sbde { "lcall", TRUE, LONG, op1(Eind),0 }, 64621277Sbde { "jmp", TRUE, LONG, op1(Eind),0 }, 64721277Sbde { "ljmp", TRUE, LONG, op1(Eind),0 }, 6484Srgrimes { "push", TRUE, LONG, op1(E), 0 }, 6494Srgrimes { "", TRUE, NONE, 0, 0 } 6504Srgrimes}; 6514Srgrimes 652266354Sjhbstatic const struct inst db_Grp9b[] = { 653266354Sjhb { "", TRUE, NONE, 0, 0 }, 654266354Sjhb { "", TRUE, NONE, 0, 0 }, 655266354Sjhb { "", TRUE, NONE, 0, 0 }, 656266354Sjhb { "", TRUE, NONE, 0, 0 }, 657266354Sjhb { "", TRUE, NONE, 0, 0 }, 658266354Sjhb { "", TRUE, NONE, 0, 0 }, 659266354Sjhb { "rdrand",TRUE, LONG, op1(Rv), 0 }, 660266354Sjhb { "rdseed",TRUE, LONG, op1(Rv), 0 } 661266354Sjhb}; 662266354Sjhb 66314887Swollmanstatic const struct inst db_inst_table[256] = { 6644Srgrimes/*00*/ { "add", TRUE, BYTE, op2(R, E), 0 }, 6654Srgrimes/*01*/ { "add", TRUE, LONG, op2(R, E), 0 }, 6664Srgrimes/*02*/ { "add", TRUE, BYTE, op2(E, R), 0 }, 6674Srgrimes/*03*/ { "add", TRUE, LONG, op2(E, R), 0 }, 66821277Sbde/*04*/ { "add", FALSE, BYTE, op2(I, A), 0 }, 6694Srgrimes/*05*/ { "add", FALSE, LONG, op2(Is, A), 0 }, 6704Srgrimes/*06*/ { "push", FALSE, NONE, op1(Si), 0 }, 6714Srgrimes/*07*/ { "pop", FALSE, NONE, op1(Si), 0 }, 6724Srgrimes 6734Srgrimes/*08*/ { "or", TRUE, BYTE, op2(R, E), 0 }, 6744Srgrimes/*09*/ { "or", TRUE, LONG, op2(R, E), 0 }, 6754Srgrimes/*0a*/ { "or", TRUE, BYTE, op2(E, R), 0 }, 6764Srgrimes/*0b*/ { "or", TRUE, LONG, op2(E, R), 0 }, 6774Srgrimes/*0c*/ { "or", FALSE, BYTE, op2(I, A), 0 }, 6784Srgrimes/*0d*/ { "or", FALSE, LONG, op2(I, A), 0 }, 6794Srgrimes/*0e*/ { "push", FALSE, NONE, op1(Si), 0 }, 680238166Sjhb/*0f*/ { "", FALSE, ESC, 0, db_inst_0f }, 6814Srgrimes 6824Srgrimes/*10*/ { "adc", TRUE, BYTE, op2(R, E), 0 }, 6834Srgrimes/*11*/ { "adc", TRUE, LONG, op2(R, E), 0 }, 6844Srgrimes/*12*/ { "adc", TRUE, BYTE, op2(E, R), 0 }, 6854Srgrimes/*13*/ { "adc", TRUE, LONG, op2(E, R), 0 }, 68621277Sbde/*14*/ { "adc", FALSE, BYTE, op2(I, A), 0 }, 6874Srgrimes/*15*/ { "adc", FALSE, LONG, op2(Is, A), 0 }, 6884Srgrimes/*16*/ { "push", FALSE, NONE, op1(Si), 0 }, 6894Srgrimes/*17*/ { "pop", FALSE, NONE, op1(Si), 0 }, 6904Srgrimes 6914Srgrimes/*18*/ { "sbb", TRUE, BYTE, op2(R, E), 0 }, 6924Srgrimes/*19*/ { "sbb", TRUE, LONG, op2(R, E), 0 }, 6934Srgrimes/*1a*/ { "sbb", TRUE, BYTE, op2(E, R), 0 }, 6944Srgrimes/*1b*/ { "sbb", TRUE, LONG, op2(E, R), 0 }, 69521277Sbde/*1c*/ { "sbb", FALSE, BYTE, op2(I, A), 0 }, 6964Srgrimes/*1d*/ { "sbb", FALSE, LONG, op2(Is, A), 0 }, 6974Srgrimes/*1e*/ { "push", FALSE, NONE, op1(Si), 0 }, 6984Srgrimes/*1f*/ { "pop", FALSE, NONE, op1(Si), 0 }, 6994Srgrimes 7004Srgrimes/*20*/ { "and", TRUE, BYTE, op2(R, E), 0 }, 7014Srgrimes/*21*/ { "and", TRUE, LONG, op2(R, E), 0 }, 7024Srgrimes/*22*/ { "and", TRUE, BYTE, op2(E, R), 0 }, 7034Srgrimes/*23*/ { "and", TRUE, LONG, op2(E, R), 0 }, 7044Srgrimes/*24*/ { "and", FALSE, BYTE, op2(I, A), 0 }, 7054Srgrimes/*25*/ { "and", FALSE, LONG, op2(I, A), 0 }, 7064Srgrimes/*26*/ { "", FALSE, NONE, 0, 0 }, 70721277Sbde/*27*/ { "daa", FALSE, NONE, 0, 0 }, 7084Srgrimes 7094Srgrimes/*28*/ { "sub", TRUE, BYTE, op2(R, E), 0 }, 7104Srgrimes/*29*/ { "sub", TRUE, LONG, op2(R, E), 0 }, 7114Srgrimes/*2a*/ { "sub", TRUE, BYTE, op2(E, R), 0 }, 7124Srgrimes/*2b*/ { "sub", TRUE, LONG, op2(E, R), 0 }, 71321277Sbde/*2c*/ { "sub", FALSE, BYTE, op2(I, A), 0 }, 7144Srgrimes/*2d*/ { "sub", FALSE, LONG, op2(Is, A), 0 }, 7154Srgrimes/*2e*/ { "", FALSE, NONE, 0, 0 }, 7164Srgrimes/*2f*/ { "das", FALSE, NONE, 0, 0 }, 7174Srgrimes 7184Srgrimes/*30*/ { "xor", TRUE, BYTE, op2(R, E), 0 }, 7194Srgrimes/*31*/ { "xor", TRUE, LONG, op2(R, E), 0 }, 7204Srgrimes/*32*/ { "xor", TRUE, BYTE, op2(E, R), 0 }, 7214Srgrimes/*33*/ { "xor", TRUE, LONG, op2(E, R), 0 }, 7224Srgrimes/*34*/ { "xor", FALSE, BYTE, op2(I, A), 0 }, 7234Srgrimes/*35*/ { "xor", FALSE, LONG, op2(I, A), 0 }, 7244Srgrimes/*36*/ { "", FALSE, NONE, 0, 0 }, 72521277Sbde/*37*/ { "aaa", FALSE, NONE, 0, 0 }, 7264Srgrimes 7274Srgrimes/*38*/ { "cmp", TRUE, BYTE, op2(R, E), 0 }, 7284Srgrimes/*39*/ { "cmp", TRUE, LONG, op2(R, E), 0 }, 7294Srgrimes/*3a*/ { "cmp", TRUE, BYTE, op2(E, R), 0 }, 7304Srgrimes/*3b*/ { "cmp", TRUE, LONG, op2(E, R), 0 }, 73121277Sbde/*3c*/ { "cmp", FALSE, BYTE, op2(I, A), 0 }, 7324Srgrimes/*3d*/ { "cmp", FALSE, LONG, op2(Is, A), 0 }, 7334Srgrimes/*3e*/ { "", FALSE, NONE, 0, 0 }, 7344Srgrimes/*3f*/ { "aas", FALSE, NONE, 0, 0 }, 7354Srgrimes 736144353Speter/*40*/ { "rex", FALSE, NONE, 0, 0 }, 737144353Speter/*41*/ { "rex.b", FALSE, NONE, 0, 0 }, 738144353Speter/*42*/ { "rex.x", FALSE, NONE, 0, 0 }, 739144353Speter/*43*/ { "rex.xb", FALSE, NONE, 0, 0 }, 740144353Speter/*44*/ { "rex.r", FALSE, NONE, 0, 0 }, 741144353Speter/*45*/ { "rex.rb", FALSE, NONE, 0, 0 }, 742144353Speter/*46*/ { "rex.rx", FALSE, NONE, 0, 0 }, 743144353Speter/*47*/ { "rex.rxb", FALSE, NONE, 0, 0 }, 7444Srgrimes 745144353Speter/*48*/ { "rex.w", FALSE, NONE, 0, 0 }, 746144353Speter/*49*/ { "rex.wb", FALSE, NONE, 0, 0 }, 747144353Speter/*4a*/ { "rex.wx", FALSE, NONE, 0, 0 }, 748144353Speter/*4b*/ { "rex.wxb", FALSE, NONE, 0, 0 }, 749144353Speter/*4c*/ { "rex.wr", FALSE, NONE, 0, 0 }, 750144353Speter/*4d*/ { "rex.wrb", FALSE, NONE, 0, 0 }, 751144353Speter/*4e*/ { "rex.wrx", FALSE, NONE, 0, 0 }, 752144353Speter/*4f*/ { "rex.wrxb", FALSE, NONE, 0, 0 }, 7534Srgrimes 7544Srgrimes/*50*/ { "push", FALSE, LONG, op1(Ri), 0 }, 7554Srgrimes/*51*/ { "push", FALSE, LONG, op1(Ri), 0 }, 7564Srgrimes/*52*/ { "push", FALSE, LONG, op1(Ri), 0 }, 7574Srgrimes/*53*/ { "push", FALSE, LONG, op1(Ri), 0 }, 7584Srgrimes/*54*/ { "push", FALSE, LONG, op1(Ri), 0 }, 7594Srgrimes/*55*/ { "push", FALSE, LONG, op1(Ri), 0 }, 7604Srgrimes/*56*/ { "push", FALSE, LONG, op1(Ri), 0 }, 7614Srgrimes/*57*/ { "push", FALSE, LONG, op1(Ri), 0 }, 7624Srgrimes 7634Srgrimes/*58*/ { "pop", FALSE, LONG, op1(Ri), 0 }, 7644Srgrimes/*59*/ { "pop", FALSE, LONG, op1(Ri), 0 }, 7654Srgrimes/*5a*/ { "pop", FALSE, LONG, op1(Ri), 0 }, 7664Srgrimes/*5b*/ { "pop", FALSE, LONG, op1(Ri), 0 }, 7674Srgrimes/*5c*/ { "pop", FALSE, LONG, op1(Ri), 0 }, 7684Srgrimes/*5d*/ { "pop", FALSE, LONG, op1(Ri), 0 }, 7694Srgrimes/*5e*/ { "pop", FALSE, LONG, op1(Ri), 0 }, 7704Srgrimes/*5f*/ { "pop", FALSE, LONG, op1(Ri), 0 }, 7714Srgrimes 7724Srgrimes/*60*/ { "pusha", FALSE, LONG, 0, 0 }, 7734Srgrimes/*61*/ { "popa", FALSE, LONG, 0, 0 }, 7744Srgrimes/*62*/ { "bound", TRUE, LONG, op2(E, R), 0 }, 775144354Speter/*63*/ { "movslq", TRUE, NONE, op2(EL,R), 0 }, 7764Srgrimes 7774Srgrimes/*64*/ { "", FALSE, NONE, 0, 0 }, 7784Srgrimes/*65*/ { "", FALSE, NONE, 0, 0 }, 7794Srgrimes/*66*/ { "", FALSE, NONE, 0, 0 }, 7804Srgrimes/*67*/ { "", FALSE, NONE, 0, 0 }, 7814Srgrimes 7824Srgrimes/*68*/ { "push", FALSE, LONG, op1(I), 0 }, 7834Srgrimes/*69*/ { "imul", TRUE, LONG, op3(I,E,R), 0 }, 78421277Sbde/*6a*/ { "push", FALSE, LONG, op1(Ibs), 0 }, 7854Srgrimes/*6b*/ { "imul", TRUE, LONG, op3(Ibs,E,R),0 }, 7864Srgrimes/*6c*/ { "ins", FALSE, BYTE, op2(DX, DI), 0 }, 7874Srgrimes/*6d*/ { "ins", FALSE, LONG, op2(DX, DI), 0 }, 7884Srgrimes/*6e*/ { "outs", FALSE, BYTE, op2(SI, DX), 0 }, 7894Srgrimes/*6f*/ { "outs", FALSE, LONG, op2(SI, DX), 0 }, 7904Srgrimes 7914Srgrimes/*70*/ { "jo", FALSE, NONE, op1(Db), 0 }, 7924Srgrimes/*71*/ { "jno", FALSE, NONE, op1(Db), 0 }, 7934Srgrimes/*72*/ { "jb", FALSE, NONE, op1(Db), 0 }, 7944Srgrimes/*73*/ { "jnb", FALSE, NONE, op1(Db), 0 }, 7954Srgrimes/*74*/ { "jz", FALSE, NONE, op1(Db), 0 }, 7964Srgrimes/*75*/ { "jnz", FALSE, NONE, op1(Db), 0 }, 7974Srgrimes/*76*/ { "jbe", FALSE, NONE, op1(Db), 0 }, 7984Srgrimes/*77*/ { "jnbe", FALSE, NONE, op1(Db), 0 }, 7994Srgrimes 8004Srgrimes/*78*/ { "js", FALSE, NONE, op1(Db), 0 }, 8014Srgrimes/*79*/ { "jns", FALSE, NONE, op1(Db), 0 }, 8024Srgrimes/*7a*/ { "jp", FALSE, NONE, op1(Db), 0 }, 8034Srgrimes/*7b*/ { "jnp", FALSE, NONE, op1(Db), 0 }, 8044Srgrimes/*7c*/ { "jl", FALSE, NONE, op1(Db), 0 }, 8054Srgrimes/*7d*/ { "jnl", FALSE, NONE, op1(Db), 0 }, 8064Srgrimes/*7e*/ { "jle", FALSE, NONE, op1(Db), 0 }, 8074Srgrimes/*7f*/ { "jnle", FALSE, NONE, op1(Db), 0 }, 8084Srgrimes 80917109Sbde/*80*/ { "", TRUE, BYTE, op2(I, E), db_Grp1 }, 81017109Sbde/*81*/ { "", TRUE, LONG, op2(I, E), db_Grp1 }, 81121277Sbde/*82*/ { "", TRUE, BYTE, op2(I, E), db_Grp1 }, 81217109Sbde/*83*/ { "", TRUE, LONG, op2(Ibs,E), db_Grp1 }, 8134Srgrimes/*84*/ { "test", TRUE, BYTE, op2(R, E), 0 }, 8144Srgrimes/*85*/ { "test", TRUE, LONG, op2(R, E), 0 }, 8154Srgrimes/*86*/ { "xchg", TRUE, BYTE, op2(R, E), 0 }, 8164Srgrimes/*87*/ { "xchg", TRUE, LONG, op2(R, E), 0 }, 8174Srgrimes 8184Srgrimes/*88*/ { "mov", TRUE, BYTE, op2(R, E), 0 }, 8194Srgrimes/*89*/ { "mov", TRUE, LONG, op2(R, E), 0 }, 8204Srgrimes/*8a*/ { "mov", TRUE, BYTE, op2(E, R), 0 }, 8214Srgrimes/*8b*/ { "mov", TRUE, LONG, op2(E, R), 0 }, 8224Srgrimes/*8c*/ { "mov", TRUE, NONE, op2(S, Ew), 0 }, 8234Srgrimes/*8d*/ { "lea", TRUE, LONG, op2(E, R), 0 }, 8244Srgrimes/*8e*/ { "mov", TRUE, NONE, op2(Ew, S), 0 }, 8254Srgrimes/*8f*/ { "pop", TRUE, LONG, op1(E), 0 }, 8264Srgrimes 8274Srgrimes/*90*/ { "nop", FALSE, NONE, 0, 0 }, 8284Srgrimes/*91*/ { "xchg", FALSE, LONG, op2(A, Ri), 0 }, 8294Srgrimes/*92*/ { "xchg", FALSE, LONG, op2(A, Ri), 0 }, 8304Srgrimes/*93*/ { "xchg", FALSE, LONG, op2(A, Ri), 0 }, 8314Srgrimes/*94*/ { "xchg", FALSE, LONG, op2(A, Ri), 0 }, 8324Srgrimes/*95*/ { "xchg", FALSE, LONG, op2(A, Ri), 0 }, 8334Srgrimes/*96*/ { "xchg", FALSE, LONG, op2(A, Ri), 0 }, 8344Srgrimes/*97*/ { "xchg", FALSE, LONG, op2(A, Ri), 0 }, 8354Srgrimes 836238166Sjhb/*98*/ { "cwde", FALSE, SDEP, 0, "cbw" }, 837238166Sjhb/*99*/ { "cdq", FALSE, SDEP, 0, "cwd" }, 8384Srgrimes/*9a*/ { "lcall", FALSE, NONE, op1(OS), 0 }, 8394Srgrimes/*9b*/ { "wait", FALSE, NONE, 0, 0 }, 8404Srgrimes/*9c*/ { "pushf", FALSE, LONG, 0, 0 }, 8414Srgrimes/*9d*/ { "popf", FALSE, LONG, 0, 0 }, 8424Srgrimes/*9e*/ { "sahf", FALSE, NONE, 0, 0 }, 8434Srgrimes/*9f*/ { "lahf", FALSE, NONE, 0, 0 }, 8444Srgrimes 8454Srgrimes/*a0*/ { "mov", FALSE, BYTE, op2(O, A), 0 }, 8464Srgrimes/*a1*/ { "mov", FALSE, LONG, op2(O, A), 0 }, 8474Srgrimes/*a2*/ { "mov", FALSE, BYTE, op2(A, O), 0 }, 8484Srgrimes/*a3*/ { "mov", FALSE, LONG, op2(A, O), 0 }, 8494Srgrimes/*a4*/ { "movs", FALSE, BYTE, op2(SI,DI), 0 }, 8504Srgrimes/*a5*/ { "movs", FALSE, LONG, op2(SI,DI), 0 }, 8514Srgrimes/*a6*/ { "cmps", FALSE, BYTE, op2(SI,DI), 0 }, 8524Srgrimes/*a7*/ { "cmps", FALSE, LONG, op2(SI,DI), 0 }, 8534Srgrimes 8544Srgrimes/*a8*/ { "test", FALSE, BYTE, op2(I, A), 0 }, 8554Srgrimes/*a9*/ { "test", FALSE, LONG, op2(I, A), 0 }, 8564Srgrimes/*aa*/ { "stos", FALSE, BYTE, op1(DI), 0 }, 8574Srgrimes/*ab*/ { "stos", FALSE, LONG, op1(DI), 0 }, 858118Srgrimes/*ac*/ { "lods", FALSE, BYTE, op1(SI), 0 }, 859118Srgrimes/*ad*/ { "lods", FALSE, LONG, op1(SI), 0 }, 8604Srgrimes/*ae*/ { "scas", FALSE, BYTE, op1(SI), 0 }, 8614Srgrimes/*af*/ { "scas", FALSE, LONG, op1(SI), 0 }, 8624Srgrimes 8634Srgrimes/*b0*/ { "mov", FALSE, BYTE, op2(I, Ri), 0 }, 8644Srgrimes/*b1*/ { "mov", FALSE, BYTE, op2(I, Ri), 0 }, 8654Srgrimes/*b2*/ { "mov", FALSE, BYTE, op2(I, Ri), 0 }, 8664Srgrimes/*b3*/ { "mov", FALSE, BYTE, op2(I, Ri), 0 }, 8674Srgrimes/*b4*/ { "mov", FALSE, BYTE, op2(I, Ri), 0 }, 8684Srgrimes/*b5*/ { "mov", FALSE, BYTE, op2(I, Ri), 0 }, 8694Srgrimes/*b6*/ { "mov", FALSE, BYTE, op2(I, Ri), 0 }, 8704Srgrimes/*b7*/ { "mov", FALSE, BYTE, op2(I, Ri), 0 }, 8714Srgrimes 872164263Sjhb/*b8*/ { "mov", FALSE, LONG, op2(Ilq, Ri), 0 }, 873164263Sjhb/*b9*/ { "mov", FALSE, LONG, op2(Ilq, Ri), 0 }, 874164263Sjhb/*ba*/ { "mov", FALSE, LONG, op2(Ilq, Ri), 0 }, 875164263Sjhb/*bb*/ { "mov", FALSE, LONG, op2(Ilq, Ri), 0 }, 876164263Sjhb/*bc*/ { "mov", FALSE, LONG, op2(Ilq, Ri), 0 }, 877164263Sjhb/*bd*/ { "mov", FALSE, LONG, op2(Ilq, Ri), 0 }, 878164263Sjhb/*be*/ { "mov", FALSE, LONG, op2(Ilq, Ri), 0 }, 879164263Sjhb/*bf*/ { "mov", FALSE, LONG, op2(Ilq, Ri), 0 }, 8804Srgrimes 88117109Sbde/*c0*/ { "", TRUE, BYTE, op2(Ib, E), db_Grp2 }, 88217109Sbde/*c1*/ { "", TRUE, LONG, op2(Ib, E), db_Grp2 }, 8834Srgrimes/*c2*/ { "ret", FALSE, NONE, op1(Iw), 0 }, 8844Srgrimes/*c3*/ { "ret", FALSE, NONE, 0, 0 }, 8854Srgrimes/*c4*/ { "les", TRUE, LONG, op2(E, R), 0 }, 8864Srgrimes/*c5*/ { "lds", TRUE, LONG, op2(E, R), 0 }, 8874Srgrimes/*c6*/ { "mov", TRUE, BYTE, op2(I, E), 0 }, 8884Srgrimes/*c7*/ { "mov", TRUE, LONG, op2(I, E), 0 }, 8894Srgrimes 89021277Sbde/*c8*/ { "enter", FALSE, NONE, op2(Iw, Ib), 0 }, 8914Srgrimes/*c9*/ { "leave", FALSE, NONE, 0, 0 }, 8924Srgrimes/*ca*/ { "lret", FALSE, NONE, op1(Iw), 0 }, 8934Srgrimes/*cb*/ { "lret", FALSE, NONE, 0, 0 }, 8944Srgrimes/*cc*/ { "int", FALSE, NONE, op1(o3), 0 }, 8954Srgrimes/*cd*/ { "int", FALSE, NONE, op1(Ib), 0 }, 8964Srgrimes/*ce*/ { "into", FALSE, NONE, 0, 0 }, 8974Srgrimes/*cf*/ { "iret", FALSE, NONE, 0, 0 }, 8984Srgrimes 89917109Sbde/*d0*/ { "", TRUE, BYTE, op2(o1, E), db_Grp2 }, 90017109Sbde/*d1*/ { "", TRUE, LONG, op2(o1, E), db_Grp2 }, 90117109Sbde/*d2*/ { "", TRUE, BYTE, op2(CL, E), db_Grp2 }, 90217109Sbde/*d3*/ { "", TRUE, LONG, op2(CL, E), db_Grp2 }, 90321277Sbde/*d4*/ { "aam", FALSE, NONE, op1(Iba), 0 }, 90421277Sbde/*d5*/ { "aad", FALSE, NONE, op1(Iba), 0 }, 90521277Sbde/*d6*/ { ".byte\t0xd6", FALSE, NONE, 0, 0 }, 9064Srgrimes/*d7*/ { "xlat", FALSE, BYTE, op1(BX), 0 }, 9074Srgrimes 90817109Sbde/*d8*/ { "", TRUE, NONE, 0, db_Esc8 }, 90917109Sbde/*d9*/ { "", TRUE, NONE, 0, db_Esc9 }, 91017109Sbde/*da*/ { "", TRUE, NONE, 0, db_Esca }, 91117109Sbde/*db*/ { "", TRUE, NONE, 0, db_Escb }, 91217109Sbde/*dc*/ { "", TRUE, NONE, 0, db_Escc }, 91317109Sbde/*dd*/ { "", TRUE, NONE, 0, db_Escd }, 91417109Sbde/*de*/ { "", TRUE, NONE, 0, db_Esce }, 91517109Sbde/*df*/ { "", TRUE, NONE, 0, db_Escf }, 9164Srgrimes 9174Srgrimes/*e0*/ { "loopne",FALSE, NONE, op1(Db), 0 }, 9184Srgrimes/*e1*/ { "loope", FALSE, NONE, op1(Db), 0 }, 9194Srgrimes/*e2*/ { "loop", FALSE, NONE, op1(Db), 0 }, 920238166Sjhb/*e3*/ { "jrcxz", FALSE, ADEP, op1(Db), "jecxz" }, 9214Srgrimes/*e4*/ { "in", FALSE, BYTE, op2(Ib, A), 0 }, 9224Srgrimes/*e5*/ { "in", FALSE, LONG, op2(Ib, A) , 0 }, 9234Srgrimes/*e6*/ { "out", FALSE, BYTE, op2(A, Ib), 0 }, 9244Srgrimes/*e7*/ { "out", FALSE, LONG, op2(A, Ib) , 0 }, 9254Srgrimes 9264Srgrimes/*e8*/ { "call", FALSE, NONE, op1(Dl), 0 }, 9274Srgrimes/*e9*/ { "jmp", FALSE, NONE, op1(Dl), 0 }, 9284Srgrimes/*ea*/ { "ljmp", FALSE, NONE, op1(OS), 0 }, 9294Srgrimes/*eb*/ { "jmp", FALSE, NONE, op1(Db), 0 }, 9304Srgrimes/*ec*/ { "in", FALSE, BYTE, op2(DX, A), 0 }, 9314Srgrimes/*ed*/ { "in", FALSE, LONG, op2(DX, A) , 0 }, 9324Srgrimes/*ee*/ { "out", FALSE, BYTE, op2(A, DX), 0 }, 9334Srgrimes/*ef*/ { "out", FALSE, LONG, op2(A, DX) , 0 }, 9344Srgrimes 9354Srgrimes/*f0*/ { "", FALSE, NONE, 0, 0 }, 93621277Sbde/*f1*/ { ".byte\t0xf1", FALSE, NONE, 0, 0 }, 9374Srgrimes/*f2*/ { "", FALSE, NONE, 0, 0 }, 9384Srgrimes/*f3*/ { "", FALSE, NONE, 0, 0 }, 9394Srgrimes/*f4*/ { "hlt", FALSE, NONE, 0, 0 }, 9404Srgrimes/*f5*/ { "cmc", FALSE, NONE, 0, 0 }, 94117109Sbde/*f6*/ { "", TRUE, BYTE, 0, db_Grp3 }, 94217109Sbde/*f7*/ { "", TRUE, LONG, 0, db_Grp3 }, 9434Srgrimes 9444Srgrimes/*f8*/ { "clc", FALSE, NONE, 0, 0 }, 9454Srgrimes/*f9*/ { "stc", FALSE, NONE, 0, 0 }, 9464Srgrimes/*fa*/ { "cli", FALSE, NONE, 0, 0 }, 9474Srgrimes/*fb*/ { "sti", FALSE, NONE, 0, 0 }, 9484Srgrimes/*fc*/ { "cld", FALSE, NONE, 0, 0 }, 9494Srgrimes/*fd*/ { "std", FALSE, NONE, 0, 0 }, 95017109Sbde/*fe*/ { "", TRUE, NONE, 0, db_Grp4 }, 95117109Sbde/*ff*/ { "", TRUE, NONE, 0, db_Grp5 }, 9524Srgrimes}; 9534Srgrimes 95417109Sbdestatic const struct inst db_bad_inst = 9554Srgrimes { "???", FALSE, NONE, 0, 0 } 9564Srgrimes; 9574Srgrimes 958144353Speter#define f_mod(rex, byte) ((byte)>>6) 959144353Speter#define f_reg(rex, byte) ((((byte)>>3)&0x7) | (rex & REX_R ? 0x8 : 0x0)) 960144353Speter#define f_rm(rex, byte) (((byte)&0x7) | (rex & REX_B ? 0x8 : 0x0)) 9614Srgrimes 962144353Speter#define sib_ss(rex, byte) ((byte)>>6) 963144353Speter#define sib_index(rex, byte) ((((byte)>>3)&0x7) | (rex & REX_X ? 0x8 : 0x0)) 964144353Speter#define sib_base(rex, byte) (((byte)&0x7) | (rex & REX_B ? 0x8 : 0x0)) 9654Srgrimes 96611940Sbdestruct i_addr { 9674Srgrimes int is_reg; /* if reg, reg number is in 'disp' */ 9684Srgrimes int disp; 96914887Swollman const char * base; 97014887Swollman const char * index; 9714Srgrimes int ss; 9724Srgrimes}; 9734Srgrimes 974144353Speterstatic const char * const db_reg[2][4][16] = { 975144353Speter 976144353Speter {{"%al", "%cl", "%dl", "%bl", "%ah", "%ch", "%dh", "%bh", 977144353Speter "%r8b", "%r9b", "%r10b", "%r11b", "%r12b", "%r13b", "%r14b", "%r15b" }, 978144353Speter { "%ax", "%cx", "%dx", "%bx", "%sp", "%bp", "%si", "%di", 979144353Speter "%r8w", "%r9w", "%r10w", "%r11w", "%r12w", "%r13w", "%r14w", "%r15w" }, 980144353Speter { "%eax", "%ecx", "%edx", "%ebx", "%esp", "%ebp", "%esi", "%edi", 981144353Speter "%r8d", "%r9d", "%r10d", "%r11d", "%r12d", "%r13d", "%r14d", "%r15d" }, 982144353Speter { "%rax", "%rcx", "%rdx", "%rbx", "%rsp", "%rbp", "%rsi", "%rdi", 983144353Speter "%r8", "%r9", "%r10", "%r11", "%r12", "%r13", "%r14", "%r15" }}, 984144353Speter 985144353Speter {{"%al", "%cl", "%dl", "%bl", "%spl", "%bpl", "%sil", "%dil", 986144353Speter "%r8b", "%r9b", "%r10b", "%r11b", "%r12b", "%r13b", "%r14b", "%r15b" }, 987144353Speter { "%ax", "%cx", "%dx", "%bx", "%sp", "%bp", "%si", "%di", 988144353Speter "%r8w", "%r9w", "%r10w", "%r11w", "%r12w", "%r13w", "%r14w", "%r15w" }, 989144353Speter { "%eax", "%ecx", "%edx", "%ebx", "%esp", "%ebp", "%esi", "%edi", 990144353Speter "%r8d", "%r9d", "%r10d", "%r11d", "%r12d", "%r13d", "%r14d", "%r15d" }, 991144353Speter { "%rax", "%rcx", "%rdx", "%rbx", "%rsp", "%rbp", "%rsi", "%rdi", 992144353Speter "%r8", "%r9", "%r10", "%r11", "%r12", "%r13", "%r14", "%r15" }} 9934Srgrimes}; 9944Srgrimes 99517109Sbdestatic const char * const db_seg_reg[8] = { 9964Srgrimes "%es", "%cs", "%ss", "%ds", "%fs", "%gs", "", "" 9974Srgrimes}; 9984Srgrimes 9994Srgrimes/* 10004Srgrimes * lengths for size attributes 10014Srgrimes */ 100214887Swollmanstatic const int db_lengths[] = { 10034Srgrimes 1, /* BYTE */ 10044Srgrimes 2, /* WORD */ 10054Srgrimes 4, /* LONG */ 10064Srgrimes 8, /* QUAD */ 10074Srgrimes 4, /* SNGL */ 10084Srgrimes 8, /* DBLR */ 10094Srgrimes 10, /* EXTR */ 10104Srgrimes}; 10114Srgrimes 10124Srgrimes#define get_value_inc(result, loc, size, is_signed) \ 10134Srgrimes result = db_get_value((loc), (size), (is_signed)); \ 10144Srgrimes (loc) += (size); 10154Srgrimes 101611940Sbdestatic db_addr_t 1017144353Speter db_disasm_esc(db_addr_t loc, int inst, int rex, int short_addr, 101893017Sbde int size, const char *seg); 1019144353Speterstatic void db_print_address(const char *seg, int size, int rex, 102093017Sbde struct i_addr *addrp); 102111940Sbdestatic db_addr_t 1022144353Speter db_read_address(db_addr_t loc, int short_addr, int rex, int regmodrm, 102393017Sbde struct i_addr *addrp); 102411940Sbde 10254Srgrimes/* 10264Srgrimes * Read address at location and return updated location. 10274Srgrimes */ 102811921Sphkstatic db_addr_t 1029144353Speterdb_read_address(loc, short_addr, rex, regmodrm, addrp) 10304Srgrimes db_addr_t loc; 10314Srgrimes int short_addr; 1032144353Speter int rex; 10334Srgrimes int regmodrm; 103417109Sbde struct i_addr * addrp; /* out */ 10354Srgrimes{ 1036164263Sjhb int mod, rm, sib, index, disp, size, have_sib; 10374Srgrimes 1038144353Speter mod = f_mod(rex, regmodrm); 1039144353Speter rm = f_rm(rex, regmodrm); 10404Srgrimes 10414Srgrimes if (mod == 3) { 10424Srgrimes addrp->is_reg = TRUE; 10434Srgrimes addrp->disp = rm; 10444Srgrimes return (loc); 10454Srgrimes } 10464Srgrimes addrp->is_reg = FALSE; 1047315221Spfg addrp->index = NULL; 10484Srgrimes 1049164263Sjhb if (short_addr) 1050164263Sjhb size = LONG; 1051164263Sjhb else 1052164263Sjhb size = QUAD; 10534Srgrimes 1054164263Sjhb if ((rm & 0x7) == 4) { 1055164263Sjhb get_value_inc(sib, loc, 1, FALSE); 1056164263Sjhb rm = sib_base(rex, sib); 1057164263Sjhb index = sib_index(rex, sib); 1058164263Sjhb if (index != 4) 1059164263Sjhb addrp->index = db_reg[1][size][index]; 1060164263Sjhb addrp->ss = sib_ss(rex, sib); 1061164263Sjhb have_sib = 1; 1062164263Sjhb } else 1063164263Sjhb have_sib = 0; 1064164263Sjhb 1065164263Sjhb switch (mod) { 1066164263Sjhb case 0: 1067164263Sjhb if (rm == 5) { 1068164263Sjhb get_value_inc(addrp->disp, loc, 4, FALSE); 1069164263Sjhb if (have_sib) 1070315221Spfg addrp->base = NULL; 1071164263Sjhb else if (short_addr) 1072164263Sjhb addrp->base = "%eip"; 1073164263Sjhb else 1074164263Sjhb addrp->base = "%rip"; 1075164263Sjhb } else { 1076164263Sjhb addrp->disp = 0; 1077164263Sjhb addrp->base = db_reg[1][size][rm]; 1078164263Sjhb } 1079164263Sjhb break; 10804Srgrimes 1081164263Sjhb case 1: 1082164263Sjhb get_value_inc(disp, loc, 1, TRUE); 1083164263Sjhb addrp->disp = disp; 1084164263Sjhb addrp->base = db_reg[1][size][rm]; 1085164263Sjhb break; 10864Srgrimes 1087164263Sjhb case 2: 1088164263Sjhb get_value_inc(disp, loc, 4, FALSE); 1089164263Sjhb addrp->disp = disp; 1090164263Sjhb addrp->base = db_reg[1][size][rm]; 1091164263Sjhb break; 10924Srgrimes } 10934Srgrimes return (loc); 10944Srgrimes} 10954Srgrimes 109611921Sphkstatic void 1097144353Speterdb_print_address(seg, size, rex, addrp) 109817109Sbde const char * seg; 10994Srgrimes int size; 1100144353Speter int rex; 110117109Sbde struct i_addr * addrp; 11024Srgrimes{ 11034Srgrimes if (addrp->is_reg) { 1104144354Speter db_printf("%s", db_reg[rex != 0 ? 1 : 0][(size == LONG && (rex & REX_W)) ? QUAD : size][addrp->disp]); 11054Srgrimes return; 11064Srgrimes } 11074Srgrimes 11084Srgrimes if (seg) { 11094Srgrimes db_printf("%s:", seg); 11104Srgrimes } 11114Srgrimes 1112315221Spfg if (addrp->disp != 0 || (addrp->base == NULL && addrp->index == NULL)) 1113164263Sjhb db_printsym((db_addr_t)addrp->disp, DB_STGY_ANY); 1114315221Spfg if (addrp->base != NULL || addrp->index != NULL) { 11154Srgrimes db_printf("("); 11164Srgrimes if (addrp->base) 11174Srgrimes db_printf("%s", addrp->base); 11184Srgrimes if (addrp->index) 11194Srgrimes db_printf(",%s,%d", addrp->index, 1<<addrp->ss); 11204Srgrimes db_printf(")"); 11214Srgrimes } 11224Srgrimes} 11234Srgrimes 11244Srgrimes/* 11254Srgrimes * Disassemble floating-point ("escape") instruction 11264Srgrimes * and return updated location. 11274Srgrimes */ 112811921Sphkstatic db_addr_t 1129144353Speterdb_disasm_esc(loc, inst, rex, short_addr, size, seg) 11304Srgrimes db_addr_t loc; 11314Srgrimes int inst; 1132144353Speter int rex; 11334Srgrimes int short_addr; 11344Srgrimes int size; 113517109Sbde const char * seg; 11364Srgrimes{ 11374Srgrimes int regmodrm; 113817109Sbde const struct finst * fp; 11394Srgrimes int mod; 11404Srgrimes struct i_addr address; 114117109Sbde const char * name; 11424Srgrimes 11434Srgrimes get_value_inc(regmodrm, loc, 1, FALSE); 1144144353Speter fp = &db_Esc_inst[inst - 0xd8][f_reg(rex, regmodrm)]; 1145144353Speter mod = f_mod(rex, regmodrm); 11464Srgrimes if (mod != 3) { 114721277Sbde if (*fp->f_name == '\0') { 114821277Sbde db_printf("<bad instruction>"); 114921277Sbde return (loc); 115021277Sbde } 11514Srgrimes /* 11524Srgrimes * Normal address modes. 11534Srgrimes */ 1154144353Speter loc = db_read_address(loc, short_addr, rex, regmodrm, &address); 115579885Skris db_printf("%s", fp->f_name); 11564Srgrimes switch(fp->f_size) { 11574Srgrimes case SNGL: 11584Srgrimes db_printf("s"); 11594Srgrimes break; 11604Srgrimes case DBLR: 11614Srgrimes db_printf("l"); 11624Srgrimes break; 11634Srgrimes case EXTR: 11644Srgrimes db_printf("t"); 11654Srgrimes break; 11664Srgrimes case WORD: 11674Srgrimes db_printf("s"); 11684Srgrimes break; 11694Srgrimes case LONG: 11704Srgrimes db_printf("l"); 11714Srgrimes break; 11724Srgrimes case QUAD: 11734Srgrimes db_printf("q"); 11744Srgrimes break; 11754Srgrimes default: 11764Srgrimes break; 11774Srgrimes } 11784Srgrimes db_printf("\t"); 1179144353Speter db_print_address(seg, BYTE, rex, &address); 11804Srgrimes } 11814Srgrimes else { 11824Srgrimes /* 11834Srgrimes * 'reg-reg' - special formats 11844Srgrimes */ 11854Srgrimes switch (fp->f_rrmode) { 11864Srgrimes case op2(ST,STI): 11874Srgrimes name = (fp->f_rrname) ? fp->f_rrname : fp->f_name; 1188144353Speter db_printf("%s\t%%st,%%st(%d)",name,f_rm(rex, regmodrm)); 11894Srgrimes break; 11904Srgrimes case op2(STI,ST): 11914Srgrimes name = (fp->f_rrname) ? fp->f_rrname : fp->f_name; 1192144353Speter db_printf("%s\t%%st(%d),%%st",name, f_rm(rex, regmodrm)); 11934Srgrimes break; 11944Srgrimes case op1(STI): 11954Srgrimes name = (fp->f_rrname) ? fp->f_rrname : fp->f_name; 1196144353Speter db_printf("%s\t%%st(%d)",name, f_rm(rex, regmodrm)); 11974Srgrimes break; 11984Srgrimes case op1(X): 1199144353Speter name = ((const char * const *)fp->f_rrname)[f_rm(rex, regmodrm)]; 120021277Sbde if (*name == '\0') 120121277Sbde goto bad; 120221277Sbde db_printf("%s", name); 12034Srgrimes break; 12044Srgrimes case op1(XA): 1205144353Speter name = ((const char * const *)fp->f_rrname)[f_rm(rex, regmodrm)]; 120621277Sbde if (*name == '\0') 120721277Sbde goto bad; 120821277Sbde db_printf("%s\t%%ax", name); 12094Srgrimes break; 12104Srgrimes default: 121121277Sbde bad: 12124Srgrimes db_printf("<bad instruction>"); 12134Srgrimes break; 12144Srgrimes } 12154Srgrimes } 12164Srgrimes 12174Srgrimes return (loc); 12184Srgrimes} 12194Srgrimes 12204Srgrimes/* 12214Srgrimes * Disassemble instruction at 'loc'. 'altfmt' specifies an 12224Srgrimes * (optional) alternate format. Return address of start of 12234Srgrimes * next instruction. 12244Srgrimes */ 12254Srgrimesdb_addr_t 1226283248Spfgdb_disasm(db_addr_t loc, bool altfmt) 12274Srgrimes{ 12284Srgrimes int inst; 12294Srgrimes int size; 12304Srgrimes int short_addr; 123117109Sbde const char * seg; 123214887Swollman const struct inst * ip; 123314887Swollman const char * i_name; 12344Srgrimes int i_size; 12354Srgrimes int i_mode; 1236144353Speter int rex = 0; 1237798Swollman int regmodrm = 0; 12384Srgrimes boolean_t first; 12394Srgrimes int displ; 12404Srgrimes int prefix; 1241181606Sjhb int rep; 12424Srgrimes int imm; 12434Srgrimes int imm2; 1244164263Sjhb long imm64; 12454Srgrimes int len; 12464Srgrimes struct i_addr address; 12474Srgrimes 12484Srgrimes get_value_inc(inst, loc, 1, FALSE); 12494Srgrimes short_addr = FALSE; 12504Srgrimes size = LONG; 1251315221Spfg seg = NULL; 12524Srgrimes 12534Srgrimes /* 12544Srgrimes * Get prefixes 12554Srgrimes */ 1256181606Sjhb rep = FALSE; 12574Srgrimes prefix = TRUE; 12584Srgrimes do { 12594Srgrimes switch (inst) { 12604Srgrimes case 0x66: /* data16 */ 12614Srgrimes size = WORD; 12624Srgrimes break; 12634Srgrimes case 0x67: 12644Srgrimes short_addr = TRUE; 12654Srgrimes break; 12664Srgrimes case 0x26: 12674Srgrimes seg = "%es"; 12684Srgrimes break; 12694Srgrimes case 0x36: 12704Srgrimes seg = "%ss"; 12714Srgrimes break; 12724Srgrimes case 0x2e: 12734Srgrimes seg = "%cs"; 12744Srgrimes break; 12754Srgrimes case 0x3e: 12764Srgrimes seg = "%ds"; 12774Srgrimes break; 12784Srgrimes case 0x64: 12794Srgrimes seg = "%fs"; 12804Srgrimes break; 12814Srgrimes case 0x65: 12824Srgrimes seg = "%gs"; 12834Srgrimes break; 12844Srgrimes case 0xf0: 12854Srgrimes db_printf("lock "); 12864Srgrimes break; 12874Srgrimes case 0xf2: 12884Srgrimes db_printf("repne "); 12894Srgrimes break; 12904Srgrimes case 0xf3: 1291181606Sjhb rep = TRUE; 12924Srgrimes break; 12934Srgrimes default: 12944Srgrimes prefix = FALSE; 12954Srgrimes break; 12964Srgrimes } 1297144353Speter if (inst >= 0x40 && inst < 0x50) { 1298144353Speter rex = inst; 1299144353Speter prefix = TRUE; 1300144353Speter } 13014Srgrimes if (prefix) { 13024Srgrimes get_value_inc(inst, loc, 1, FALSE); 13034Srgrimes } 13044Srgrimes } while (prefix); 13054Srgrimes 13064Srgrimes if (inst >= 0xd8 && inst <= 0xdf) { 1307144353Speter loc = db_disasm_esc(loc, inst, rex, short_addr, size, seg); 13084Srgrimes db_printf("\n"); 13094Srgrimes return (loc); 13104Srgrimes } 13114Srgrimes 1312238166Sjhb ip = &db_inst_table[inst]; 1313238166Sjhb while (ip->i_size == ESC) { 13144Srgrimes get_value_inc(inst, loc, 1, FALSE); 1315238166Sjhb ip = ((const struct inst * const *)ip->i_extra)[inst>>4]; 1316315221Spfg if (ip == NULL) { 13174Srgrimes ip = &db_bad_inst; 13184Srgrimes } 13194Srgrimes else { 13204Srgrimes ip = &ip[inst&0xf]; 13214Srgrimes } 13224Srgrimes } 13234Srgrimes 13244Srgrimes if (ip->i_has_modrm) { 13254Srgrimes get_value_inc(regmodrm, loc, 1, FALSE); 1326144353Speter loc = db_read_address(loc, short_addr, rex, regmodrm, &address); 13274Srgrimes } 13284Srgrimes 13294Srgrimes i_name = ip->i_name; 13304Srgrimes i_size = ip->i_size; 13314Srgrimes i_mode = ip->i_mode; 13324Srgrimes 1333266354Sjhb if (ip->i_extra == db_Grp9 && f_mod(rex, regmodrm) == 3) { 1334266354Sjhb ip = &db_Grp9b[f_reg(rex, regmodrm)]; 1335266354Sjhb i_name = ip->i_name; 1336266354Sjhb i_size = ip->i_size; 1337266354Sjhb i_mode = ip->i_mode; 1338266354Sjhb } 1339266354Sjhb else if (ip->i_extra == db_Grp1 || ip->i_extra == db_Grp2 || 134017109Sbde ip->i_extra == db_Grp6 || ip->i_extra == db_Grp7 || 1341181606Sjhb ip->i_extra == db_Grp8 || ip->i_extra == db_Grp9 || 1342181606Sjhb ip->i_extra == db_Grp15) { 1343144353Speter i_name = ((const char * const *)ip->i_extra)[f_reg(rex, regmodrm)]; 13444Srgrimes } 134517109Sbde else if (ip->i_extra == db_Grp3) { 134617109Sbde ip = ip->i_extra; 1347144353Speter ip = &ip[f_reg(rex, regmodrm)]; 13484Srgrimes i_name = ip->i_name; 13494Srgrimes i_mode = ip->i_mode; 13504Srgrimes } 135117109Sbde else if (ip->i_extra == db_Grp4 || ip->i_extra == db_Grp5) { 135217109Sbde ip = ip->i_extra; 1353144353Speter ip = &ip[f_reg(rex, regmodrm)]; 13544Srgrimes i_name = ip->i_name; 13554Srgrimes i_mode = ip->i_mode; 13564Srgrimes i_size = ip->i_size; 13574Srgrimes } 13584Srgrimes 1359181606Sjhb /* Special cases that don't fit well in the tables. */ 1360181606Sjhb if (ip->i_extra == db_Grp7 && f_mod(rex, regmodrm) == 3) { 1361181606Sjhb switch (regmodrm) { 1362238166Sjhb case 0xc1: 1363238166Sjhb i_name = "vmcall"; 1364238166Sjhb i_size = NONE; 1365238166Sjhb i_mode = 0; 1366238166Sjhb break; 1367238166Sjhb case 0xc2: 1368238166Sjhb i_name = "vmlaunch"; 1369238166Sjhb i_size = NONE; 1370238166Sjhb i_mode = 0; 1371238166Sjhb break; 1372238166Sjhb case 0xc3: 1373238166Sjhb i_name = "vmresume"; 1374238166Sjhb i_size = NONE; 1375238166Sjhb i_mode = 0; 1376238166Sjhb break; 1377238166Sjhb case 0xc4: 1378238166Sjhb i_name = "vmxoff"; 1379238166Sjhb i_size = NONE; 1380238166Sjhb i_mode = 0; 1381238166Sjhb break; 1382181606Sjhb case 0xc8: 1383181606Sjhb i_name = "monitor"; 1384181606Sjhb i_size = NONE; 1385181606Sjhb i_mode = 0; 1386181606Sjhb break; 1387181606Sjhb case 0xc9: 1388181606Sjhb i_name = "mwait"; 1389181606Sjhb i_size = NONE; 1390181606Sjhb i_mode = 0; 1391181606Sjhb break; 1392261213Sjhb case 0xca: 1393261213Sjhb i_name = "clac"; 1394261213Sjhb i_size = NONE; 1395261213Sjhb i_mode = 0; 1396261213Sjhb break; 1397261213Sjhb case 0xcb: 1398261213Sjhb i_name = "stac"; 1399261213Sjhb i_size = NONE; 1400261213Sjhb i_mode = 0; 1401261213Sjhb break; 1402238109Sjhb case 0xd0: 1403238109Sjhb i_name = "xgetbv"; 1404238109Sjhb i_size = NONE; 1405238109Sjhb i_mode = 0; 1406238109Sjhb break; 1407238109Sjhb case 0xd1: 1408238109Sjhb i_name = "xsetbv"; 1409238109Sjhb i_size = NONE; 1410238109Sjhb i_mode = 0; 1411238109Sjhb break; 1412266449Sjhb case 0xd8: 1413266449Sjhb i_name = "vmrun"; 1414266449Sjhb i_size = NONE; 1415266449Sjhb i_mode = 0; 1416266449Sjhb break; 1417266449Sjhb case 0xd9: 1418266449Sjhb i_name = "vmmcall"; 1419266449Sjhb i_size = NONE; 1420266449Sjhb i_mode = 0; 1421266449Sjhb break; 1422266449Sjhb case 0xda: 1423266449Sjhb i_name = "vmload"; 1424266449Sjhb i_size = NONE; 1425266449Sjhb i_mode = 0; 1426266449Sjhb break; 1427266449Sjhb case 0xdb: 1428266449Sjhb i_name = "vmsave"; 1429266449Sjhb i_size = NONE; 1430266449Sjhb i_mode = 0; 1431266449Sjhb break; 1432266449Sjhb case 0xdc: 1433266449Sjhb i_name = "stgi"; 1434266449Sjhb i_size = NONE; 1435266449Sjhb i_mode = 0; 1436266449Sjhb break; 1437266449Sjhb case 0xdd: 1438266449Sjhb i_name = "clgi"; 1439266449Sjhb i_size = NONE; 1440266449Sjhb i_mode = 0; 1441266449Sjhb break; 1442266449Sjhb case 0xde: 1443266449Sjhb i_name = "skinit"; 1444266449Sjhb i_size = NONE; 1445266449Sjhb i_mode = 0; 1446266449Sjhb break; 1447266449Sjhb case 0xdf: 1448266449Sjhb i_name = "invlpga"; 1449266449Sjhb i_size = NONE; 1450266449Sjhb i_mode = 0; 1451266449Sjhb break; 1452181606Sjhb case 0xf8: 1453181606Sjhb i_name = "swapgs"; 1454181606Sjhb i_size = NONE; 1455181606Sjhb i_mode = 0; 1456181606Sjhb break; 1457238109Sjhb case 0xf9: 1458238109Sjhb i_name = "rdtscp"; 1459238109Sjhb i_size = NONE; 1460238109Sjhb i_mode = 0; 1461238109Sjhb break; 1462181606Sjhb } 1463181606Sjhb } 1464181606Sjhb if (ip->i_extra == db_Grp15 && f_mod(rex, regmodrm) == 3) { 1465181606Sjhb i_name = db_Grp15b[f_reg(rex, regmodrm)]; 1466181606Sjhb i_size = NONE; 1467181606Sjhb i_mode = 0; 1468181606Sjhb } 1469181606Sjhb 1470238166Sjhb /* Handle instructions identified by mandatory prefixes. */ 1471238166Sjhb if (rep == TRUE) { 1472238166Sjhb if (inst == 0x90) { 1473238166Sjhb i_name = "pause"; 1474238166Sjhb i_size = NONE; 1475238166Sjhb i_mode = 0; 1476238166Sjhb rep = FALSE; 1477238166Sjhb } else if (ip->i_extra == db_Grp9 && f_mod(rex, regmodrm) != 3 && 1478238166Sjhb f_reg(rex, regmodrm) == 0x6) { 1479238166Sjhb i_name = "vmxon"; 1480238166Sjhb rep = FALSE; 1481238166Sjhb } 1482238166Sjhb } 1483238166Sjhb if (size == WORD) { 1484238166Sjhb if (ip->i_extra == db_Grp9 && f_mod(rex, regmodrm) != 3 && 1485238166Sjhb f_reg(rex, regmodrm) == 0x6) { 1486238166Sjhb i_name = "vmclear"; 1487238166Sjhb } 1488238166Sjhb } 1489238166Sjhb if (rex & REX_W) { 1490238166Sjhb if (strcmp(i_name, "cwde") == 0) 1491238166Sjhb i_name = "cdqe"; 1492238166Sjhb else if (strcmp(i_name, "cmpxchg8b") == 0) 1493238166Sjhb i_name = "cmpxchg16b"; 1494238166Sjhb } 1495238166Sjhb 1496238166Sjhb if (rep == TRUE) 1497238166Sjhb db_printf("repe "); /* XXX repe VS rep */ 1498238166Sjhb 14994Srgrimes if (i_size == SDEP) { 1500238166Sjhb if (size == LONG) 150179885Skris db_printf("%s", i_name); 15024Srgrimes else 150379885Skris db_printf("%s", (const char *)ip->i_extra); 1504238166Sjhb } else if (i_size == ADEP) { 1505238166Sjhb if (short_addr == FALSE) 1506238166Sjhb db_printf("%s", i_name); 1507238166Sjhb else 1508238166Sjhb db_printf("%s", (const char *)ip->i_extra); 15094Srgrimes } 15104Srgrimes else { 151179885Skris db_printf("%s", i_name); 1512144354Speter if ((inst >= 0x50 && inst <= 0x5f) || inst == 0x68 || inst == 0x6a) { 1513144354Speter i_size = NONE; 1514144354Speter db_printf("q"); 1515144354Speter } 15164Srgrimes if (i_size != NONE) { 15174Srgrimes if (i_size == BYTE) { 15184Srgrimes db_printf("b"); 15194Srgrimes size = BYTE; 15204Srgrimes } 15214Srgrimes else if (i_size == WORD) { 15224Srgrimes db_printf("w"); 15234Srgrimes size = WORD; 15244Srgrimes } 15254Srgrimes else if (size == WORD) 15264Srgrimes db_printf("w"); 1527144353Speter else { 1528144353Speter if (rex & REX_W) 1529144353Speter db_printf("q"); 1530144353Speter else 1531144353Speter db_printf("l"); 1532144353Speter } 15334Srgrimes } 15344Srgrimes } 15354Srgrimes db_printf("\t"); 15364Srgrimes for (first = TRUE; 15374Srgrimes i_mode != 0; 15384Srgrimes i_mode >>= 8, first = FALSE) 15394Srgrimes { 15404Srgrimes if (!first) 15414Srgrimes db_printf(","); 15424Srgrimes 15434Srgrimes switch (i_mode & 0xFF) { 15444Srgrimes 15454Srgrimes case E: 1546144353Speter db_print_address(seg, size, rex, &address); 15474Srgrimes break; 15484Srgrimes 15494Srgrimes case Eind: 15504Srgrimes db_printf("*"); 1551144353Speter db_print_address(seg, size, rex, &address); 15524Srgrimes break; 15534Srgrimes 155421277Sbde case El: 1555144353Speter db_print_address(seg, (rex & REX_W) ? QUAD : LONG, rex, &address); 155621277Sbde break; 155721277Sbde 1558144354Speter case EL: 1559144354Speter db_print_address(seg, LONG, 0, &address); 1560144354Speter break; 1561144354Speter 15624Srgrimes case Ew: 1563144353Speter db_print_address(seg, WORD, rex, &address); 15644Srgrimes break; 15654Srgrimes 15664Srgrimes case Eb: 1567144353Speter db_print_address(seg, BYTE, rex, &address); 15684Srgrimes break; 15694Srgrimes 15704Srgrimes case R: 1571144354Speter db_printf("%s", db_reg[rex != 0 ? 1 : 0][(size == LONG && (rex & REX_W)) ? QUAD : size][f_reg(rex, regmodrm)]); 15724Srgrimes break; 15734Srgrimes 15744Srgrimes case Rw: 1575144353Speter db_printf("%s", db_reg[rex != 0 ? 1 : 0][WORD][f_reg(rex, regmodrm)]); 15764Srgrimes break; 15774Srgrimes 1578238166Sjhb case Rq: 1579238166Sjhb db_printf("%s", db_reg[rex != 0 ? 1 : 0][QUAD][f_reg(rex, regmodrm)]); 1580238166Sjhb break; 1581238166Sjhb 15824Srgrimes case Ri: 1583144354Speter db_printf("%s", db_reg[0][QUAD][f_rm(rex, inst)]); 15844Srgrimes break; 15854Srgrimes 158621277Sbde case Ril: 1587144353Speter db_printf("%s", db_reg[rex != 0 ? 1 : 0][(rex & REX_R) ? QUAD : LONG][f_rm(rex, inst)]); 158821277Sbde break; 158921277Sbde 1590266354Sjhb case Rv: 1591266354Sjhb db_printf("%s", db_reg[rex != 0 ? 1 : 0][(size == LONG && (rex & REX_W)) ? QUAD : size][f_rm(rex, regmodrm)]); 1592266354Sjhb break; 1593266354Sjhb 15944Srgrimes case S: 1595144353Speter db_printf("%s", db_seg_reg[f_reg(rex, regmodrm)]); 15964Srgrimes break; 15974Srgrimes 15984Srgrimes case Si: 1599144353Speter db_printf("%s", db_seg_reg[f_reg(rex, inst)]); 16004Srgrimes break; 16014Srgrimes 16024Srgrimes case A: 1603144353Speter db_printf("%s", db_reg[rex != 0 ? 1 : 0][size][0]); /* acc */ 16044Srgrimes break; 16054Srgrimes 16064Srgrimes case BX: 16074Srgrimes if (seg) 16084Srgrimes db_printf("%s:", seg); 16094Srgrimes db_printf("(%s)", short_addr ? "%bx" : "%ebx"); 16104Srgrimes break; 16114Srgrimes 16124Srgrimes case CL: 16134Srgrimes db_printf("%%cl"); 16144Srgrimes break; 16154Srgrimes 16164Srgrimes case DX: 16174Srgrimes db_printf("%%dx"); 16184Srgrimes break; 16194Srgrimes 16204Srgrimes case SI: 16214Srgrimes if (seg) 16224Srgrimes db_printf("%s:", seg); 1623144353Speter db_printf("(%s)", short_addr ? "%si" : "%rsi"); 16244Srgrimes break; 16254Srgrimes 16264Srgrimes case DI: 1627144353Speter db_printf("%%es:(%s)", short_addr ? "%di" : "%rdi"); 16284Srgrimes break; 16294Srgrimes 16304Srgrimes case CR: 1631144353Speter db_printf("%%cr%d", f_reg(rex, regmodrm)); 16324Srgrimes break; 16334Srgrimes 16344Srgrimes case DR: 1635144353Speter db_printf("%%dr%d", f_reg(rex, regmodrm)); 16364Srgrimes break; 16374Srgrimes 16384Srgrimes case TR: 1639144353Speter db_printf("%%tr%d", f_reg(rex, regmodrm)); 16404Srgrimes break; 16414Srgrimes 16424Srgrimes case I: 1643144354Speter len = db_lengths[size]; 164421277Sbde get_value_inc(imm, loc, len, FALSE); 164537506Sbde db_printf("$%#r", imm); 16464Srgrimes break; 16474Srgrimes 16484Srgrimes case Is: 1649144353Speter len = db_lengths[(size == LONG && (rex & REX_W)) ? QUAD : size]; 165021277Sbde get_value_inc(imm, loc, len, FALSE); 165137506Sbde db_printf("$%+#r", imm); 16524Srgrimes break; 16534Srgrimes 16544Srgrimes case Ib: 165521277Sbde get_value_inc(imm, loc, 1, FALSE); 165637506Sbde db_printf("$%#r", imm); 16574Srgrimes break; 16584Srgrimes 165921277Sbde case Iba: 166021277Sbde get_value_inc(imm, loc, 1, FALSE); 166121277Sbde if (imm != 0x0a) 166237506Sbde db_printf("$%#r", imm); 166321277Sbde break; 166421277Sbde 16654Srgrimes case Ibs: 166621277Sbde get_value_inc(imm, loc, 1, TRUE); 166721277Sbde if (size == WORD) 166821277Sbde imm &= 0xFFFF; 166937506Sbde db_printf("$%+#r", imm); 16704Srgrimes break; 16714Srgrimes 16724Srgrimes case Iw: 167321277Sbde get_value_inc(imm, loc, 2, FALSE); 167437506Sbde db_printf("$%#r", imm); 16754Srgrimes break; 16764Srgrimes 1677164263Sjhb case Ilq: 1678164263Sjhb len = db_lengths[rex & REX_W ? QUAD : LONG]; 1679164263Sjhb get_value_inc(imm64, loc, len, FALSE); 1680164263Sjhb db_printf("$%#lr", imm64); 1681164263Sjhb break; 1682164263Sjhb 16834Srgrimes case O: 168421277Sbde len = (short_addr ? 2 : 4); 168521277Sbde get_value_inc(displ, loc, len, FALSE); 16864Srgrimes if (seg) 168737506Sbde db_printf("%s:%+#r",seg, displ); 16884Srgrimes else 16894Srgrimes db_printsym((db_addr_t)displ, DB_STGY_ANY); 16904Srgrimes break; 16914Srgrimes 16924Srgrimes case Db: 16934Srgrimes get_value_inc(displ, loc, 1, TRUE); 169421277Sbde displ += loc; 169521277Sbde if (size == WORD) 169621277Sbde displ &= 0xFFFF; 169721277Sbde db_printsym((db_addr_t)displ, DB_STGY_XTRN); 16984Srgrimes break; 16994Srgrimes 17004Srgrimes case Dl: 1701144353Speter len = db_lengths[(size == LONG && (rex & REX_W)) ? QUAD : size]; 170221277Sbde get_value_inc(displ, loc, len, FALSE); 170321277Sbde displ += loc; 170421277Sbde if (size == WORD) 170521277Sbde displ &= 0xFFFF; 170621277Sbde db_printsym((db_addr_t)displ, DB_STGY_XTRN); 17074Srgrimes break; 17084Srgrimes 17094Srgrimes case o1: 17104Srgrimes db_printf("$1"); 17114Srgrimes break; 17124Srgrimes 17134Srgrimes case o3: 17144Srgrimes db_printf("$3"); 17154Srgrimes break; 17164Srgrimes 17174Srgrimes case OS: 171821277Sbde len = db_lengths[size]; 171921277Sbde get_value_inc(imm, loc, len, FALSE); /* offset */ 17204Srgrimes get_value_inc(imm2, loc, 2, FALSE); /* segment */ 172137506Sbde db_printf("$%#r,%#r", imm2, imm); 17224Srgrimes break; 17234Srgrimes } 17244Srgrimes } 17254Srgrimes db_printf("\n"); 17264Srgrimes return (loc); 17274Srgrimes} 1728