mips16-opc.c revision 179404
1179404Sobrien/* mips16-opc.c. Mips16 opcode table. 2179404Sobrien Copyright 1996, 1997, 1998, 2000 Free Software Foundation, Inc. 3179404Sobrien Contributed by Ian Lance Taylor, Cygnus Support 4179404Sobrien 5179404SobrienThis file is part of GDB, GAS, and the GNU binutils. 6179404Sobrien 7179404SobrienGDB, GAS, and the GNU binutils are free software; you can redistribute 8179404Sobrienthem and/or modify them under the terms of the GNU General Public 9179404SobrienLicense as published by the Free Software Foundation; either version 10179404Sobrien1, or (at your option) any later version. 11179404Sobrien 12179404SobrienGDB, GAS, and the GNU binutils are distributed in the hope that they 13179404Sobrienwill be useful, but WITHOUT ANY WARRANTY; without even the implied 14179404Sobrienwarranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See 15179404Sobrienthe GNU General Public License for more details. 16179404Sobrien 17179404SobrienYou should have received a copy of the GNU General Public License 18179404Sobrienalong with this file; see the file COPYING. If not, write to the Free 19179404SobrienSoftware Foundation, 59 Temple Place - Suite 330, Boston, MA 20179404Sobrien02111-1307, USA. */ 21179404Sobrien 22179404Sobrien#include <stdio.h> 23179404Sobrien#include "sysdep.h" 24179404Sobrien#include "opcode/mips.h" 25179404Sobrien 26179404Sobrien/* This is the opcodes table for the mips16 processor. The format of 27179404Sobrien this table is intentionally identical to the one in mips-opc.c. 28179404Sobrien However, the special letters that appear in the argument string are 29179404Sobrien different, and the table uses some different flags. */ 30179404Sobrien 31179404Sobrien/* Use some short hand macros to keep down the length of the lines in 32179404Sobrien the opcodes table. */ 33179404Sobrien 34179404Sobrien#define UBD INSN_UNCOND_BRANCH_DELAY 35179404Sobrien#define BR MIPS16_INSN_BRANCH 36179404Sobrien 37179404Sobrien#define WR_x MIPS16_INSN_WRITE_X 38179404Sobrien#define WR_y MIPS16_INSN_WRITE_Y 39179404Sobrien#define WR_z MIPS16_INSN_WRITE_Z 40179404Sobrien#define WR_T MIPS16_INSN_WRITE_T 41179404Sobrien#define WR_SP MIPS16_INSN_WRITE_SP 42179404Sobrien#define WR_31 MIPS16_INSN_WRITE_31 43179404Sobrien#define WR_Y MIPS16_INSN_WRITE_GPR_Y 44179404Sobrien 45179404Sobrien#define RD_x MIPS16_INSN_READ_X 46179404Sobrien#define RD_y MIPS16_INSN_READ_Y 47179404Sobrien#define RD_Z MIPS16_INSN_READ_Z 48179404Sobrien#define RD_T MIPS16_INSN_READ_T 49179404Sobrien#define RD_SP MIPS16_INSN_READ_SP 50179404Sobrien#define RD_31 MIPS16_INSN_READ_31 51179404Sobrien#define RD_PC MIPS16_INSN_READ_PC 52179404Sobrien#define RD_X MIPS16_INSN_READ_GPR_X 53179404Sobrien 54179404Sobrien#define WR_HI INSN_WRITE_HI 55179404Sobrien#define WR_LO INSN_WRITE_LO 56179404Sobrien#define RD_HI INSN_READ_HI 57179404Sobrien#define RD_LO INSN_READ_LO 58179404Sobrien 59179404Sobrien#define TRAP INSN_TRAP 60179404Sobrien 61179404Sobrien#define I3 INSN_ISA3 62179404Sobrien 63179404Sobrien#define T3 INSN_3900 64179404Sobrien 65179404Sobrienconst struct mips_opcode mips16_opcodes[] = 66179404Sobrien{ 67179404Sobrien{"nop", "", 0x6500, 0xffff, RD_Z, 0 }, /* move $0,$Z */ 68179404Sobrien{"la", "x,A", 0x0800, 0xf800, WR_x|RD_PC, 0 }, 69179404Sobrien{"abs", "x,w", 0, (int) M_ABS, INSN_MACRO, 0 }, 70179404Sobrien{"addiu", "y,x,4", 0x4000, 0xf810, WR_y|RD_x, 0 }, 71179404Sobrien{"addiu", "x,k", 0x4800, 0xf800, WR_x|RD_x, 0 }, 72179404Sobrien{"addiu", "S,K", 0x6300, 0xff00, WR_SP|RD_SP, 0 }, 73179404Sobrien{"addiu", "S,S,K", 0x6300, 0xff00, WR_SP|RD_SP, 0 }, 74179404Sobrien{"addiu", "x,P,V", 0x0800, 0xf800, WR_x|RD_PC, 0 }, 75179404Sobrien{"addiu", "x,S,V", 0x0000, 0xf800, WR_x|RD_SP, 0 }, 76179404Sobrien{"addu", "z,v,y", 0xe001, 0xf803, WR_z|RD_x|RD_y, 0 }, 77179404Sobrien{"addu", "y,x,4", 0x4000, 0xf810, WR_y|RD_x, 0 }, 78179404Sobrien{"addu", "x,k", 0x4800, 0xf800, WR_x|RD_x, 0 }, 79179404Sobrien{"addu", "S,K", 0x6300, 0xff00, WR_SP|RD_SP, 0 }, 80179404Sobrien{"addu", "S,S,K", 0x6300, 0xff00, WR_SP|RD_SP, 0 }, 81179404Sobrien{"addu", "x,P,V", 0x0800, 0xf800, WR_x|RD_PC, 0 }, 82179404Sobrien{"addu", "x,S,V", 0x0000, 0xf800, WR_x|RD_SP, 0 }, 83179404Sobrien{"and", "x,y", 0xe80c, 0xf81f, WR_x|RD_x|RD_y, 0 }, 84179404Sobrien{"b", "q", 0x1000, 0xf800, BR, 0 }, 85179404Sobrien{"beq", "x,y,p", 0, (int) M_BEQ, INSN_MACRO, 0 }, 86179404Sobrien{"beq", "x,U,p", 0, (int) M_BEQ_I, INSN_MACRO, 0 }, 87179404Sobrien{"beqz", "x,p", 0x2000, 0xf800, BR|RD_x, 0 }, 88179404Sobrien{"bge", "x,y,p", 0, (int) M_BGE, INSN_MACRO, 0 }, 89179404Sobrien{"bge", "x,8,p", 0, (int) M_BGE_I, INSN_MACRO, 0 }, 90179404Sobrien{"bgeu", "x,y,p", 0, (int) M_BGEU, INSN_MACRO, 0 }, 91179404Sobrien{"bgeu", "x,8,p", 0, (int) M_BGEU_I, INSN_MACRO, 0 }, 92179404Sobrien{"bgt", "x,y,p", 0, (int) M_BGT, INSN_MACRO, 0 }, 93179404Sobrien{"bgt", "x,8,p", 0, (int) M_BGT_I, INSN_MACRO, 0 }, 94179404Sobrien{"bgtu", "x,y,p", 0, (int) M_BGTU, INSN_MACRO, 0 }, 95179404Sobrien{"bgtu", "x,8,p", 0, (int) M_BGTU_I, INSN_MACRO, 0 }, 96179404Sobrien{"ble", "x,y,p", 0, (int) M_BLE, INSN_MACRO, 0 }, 97179404Sobrien{"ble", "x,8,p", 0, (int) M_BLE_I, INSN_MACRO, 0 }, 98179404Sobrien{"bleu", "x,y,p", 0, (int) M_BLEU, INSN_MACRO, 0 }, 99179404Sobrien{"bleu", "x,8,p", 0, (int) M_BLEU_I, INSN_MACRO, 0 }, 100179404Sobrien{"blt", "x,y,p", 0, (int) M_BLT, INSN_MACRO, 0 }, 101179404Sobrien{"blt", "x,8,p", 0, (int) M_BLT_I, INSN_MACRO, 0 }, 102179404Sobrien{"bltu", "x,y,p", 0, (int) M_BLTU, INSN_MACRO, 0 }, 103179404Sobrien{"bltu", "x,8,p", 0, (int) M_BLTU_I, INSN_MACRO, 0 }, 104179404Sobrien{"bne", "x,y,p", 0, (int) M_BNE, INSN_MACRO, 0 }, 105179404Sobrien{"bne", "x,U,p", 0, (int) M_BNE_I, INSN_MACRO, 0 }, 106179404Sobrien{"bnez", "x,p", 0x2800, 0xf800, BR|RD_x, 0 }, 107179404Sobrien{"break", "6", 0xe805, 0xf81f, TRAP, 0 }, 108179404Sobrien{"bteqz", "p", 0x6000, 0xff00, BR|RD_T, 0 }, 109179404Sobrien{"btnez", "p", 0x6100, 0xff00, BR|RD_T, 0 }, 110179404Sobrien{"cmpi", "x,U", 0x7000, 0xf800, WR_T|RD_x, 0 }, 111179404Sobrien{"cmp", "x,y", 0xe80a, 0xf81f, WR_T|RD_x|RD_y, 0 }, 112179404Sobrien{"cmp", "x,U", 0x7000, 0xf800, WR_T|RD_x, 0 }, 113179404Sobrien{"dla", "y,E", 0xfe00, 0xff00, WR_y|RD_PC, I3 }, 114179404Sobrien{"daddiu", "y,x,4", 0x4010, 0xf810, WR_y|RD_x, I3 }, 115179404Sobrien{"daddiu", "y,j", 0xfd00, 0xff00, WR_y|RD_y, I3 }, 116179404Sobrien{"daddiu", "S,K", 0xfb00, 0xff00, WR_SP|RD_SP, I3 }, 117179404Sobrien{"daddiu", "S,S,K", 0xfb00, 0xff00, WR_SP|RD_SP, I3 }, 118179404Sobrien{"daddiu", "y,P,W", 0xfe00, 0xff00, WR_y|RD_PC, I3 }, 119179404Sobrien{"daddiu", "y,S,W", 0xff00, 0xff00, WR_y|RD_SP, I3 }, 120179404Sobrien{"daddu", "z,v,y", 0xe000, 0xf803, WR_z|RD_x|RD_y, I3 }, 121179404Sobrien{"daddu", "y,x,4", 0x4010, 0xf810, WR_y|RD_x, I3 }, 122179404Sobrien{"daddu", "y,j", 0xfd00, 0xff00, WR_y|RD_y, I3 }, 123179404Sobrien{"daddu", "S,K", 0xfb00, 0xff00, WR_SP|RD_SP, I3 }, 124179404Sobrien{"daddu", "S,S,K", 0xfb00, 0xff00, WR_SP|RD_SP, I3 }, 125179404Sobrien{"daddu", "y,P,W", 0xfe00, 0xff00, WR_y|RD_PC, I3 }, 126179404Sobrien{"daddu", "y,S,W", 0xff00, 0xff00, WR_y|RD_SP, I3 }, 127179404Sobrien{"ddiv", "0,x,y", 0xe81e, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, I3 }, 128179404Sobrien{"ddiv", "z,v,y", 0, (int) M_DDIV_3, INSN_MACRO, 0 }, 129179404Sobrien{"ddivu", "0,x,y", 0xe81f, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, I3 }, 130179404Sobrien{"ddivu", "z,v,y", 0, (int) M_DDIVU_3, INSN_MACRO, 0 }, 131179404Sobrien{"div", "0,x,y", 0xe81a, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0 }, 132179404Sobrien{"div", "z,v,y", 0, (int) M_DIV_3, INSN_MACRO, 0 }, 133179404Sobrien{"divu", "0,x,y", 0xe81b, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0 }, 134179404Sobrien{"divu", "z,v,y", 0, (int) M_DIVU_3, INSN_MACRO, 0 }, 135179404Sobrien{"dmul", "z,v,y", 0, (int) M_DMUL, INSN_MACRO, I3 }, 136179404Sobrien{"dmult", "x,y", 0xe81c, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, I3 }, 137179404Sobrien{"dmultu", "x,y", 0xe81d, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, I3 }, 138179404Sobrien{"drem", "0,x,y", 0xe81e, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, I3 }, 139179404Sobrien{"drem", "z,v,y", 0, (int) M_DREM_3, INSN_MACRO, 0 }, 140179404Sobrien{"dremu", "0,x,y", 0xe81f, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, I3 }, 141179404Sobrien{"dremu", "z,v,y", 0, (int) M_DREMU_3, INSN_MACRO, 0 }, 142179404Sobrien{"dsllv", "y,x", 0xe814, 0xf81f, WR_y|RD_y|RD_x, I3 }, 143179404Sobrien{"dsll", "x,w,[", 0x3001, 0xf803, WR_x|RD_y, I3 }, 144179404Sobrien{"dsll", "y,x", 0xe814, 0xf81f, WR_y|RD_y|RD_x, I3 }, 145179404Sobrien{"dsrav", "y,x", 0xe817, 0xf81f, WR_y|RD_y|RD_x, I3 }, 146179404Sobrien{"dsra", "y,]", 0xe813, 0xf81f, WR_y|RD_y, I3 }, 147179404Sobrien{"dsra", "y,x", 0xe817, 0xf81f, WR_y|RD_y|RD_x, I3 }, 148179404Sobrien{"dsrlv", "y,x", 0xe816, 0xf81f, WR_y|RD_y|RD_x, I3 }, 149179404Sobrien{"dsrl", "y,]", 0xe808, 0xf81f, WR_y|RD_y, I3 }, 150179404Sobrien{"dsrl", "y,x", 0xe816, 0xf81f, WR_y|RD_y|RD_x, I3 }, 151179404Sobrien{"dsubu", "z,v,y", 0xe002, 0xf803, WR_z|RD_x|RD_y, I3 }, 152179404Sobrien{"dsubu", "y,x,4", 0, (int) M_DSUBU_I, INSN_MACRO, 0 }, 153179404Sobrien{"dsubu", "y,j", 0, (int) M_DSUBU_I_2, INSN_MACRO, 0 }, 154179404Sobrien{"exit", "L", 0xed09, 0xff1f, TRAP, 0 }, 155179404Sobrien{"exit", "L", 0xee09, 0xff1f, TRAP, 0 }, 156179404Sobrien{"exit", "L", 0xef09, 0xff1f, TRAP, 0 }, 157179404Sobrien{"entry", "l", 0xe809, 0xf81f, TRAP, 0 }, 158179404Sobrien{"extend", "e", 0xf000, 0xf800, 0, 0 }, 159179404Sobrien{"jalr", "x", 0xe840, 0xf8ff, UBD|WR_31|RD_x, 0 }, 160179404Sobrien{"jalr", "R,x", 0xe840, 0xf8ff, UBD|WR_31|RD_x, 0 }, 161179404Sobrien{"jal", "x", 0xe840, 0xf8ff, UBD|WR_31|RD_x, 0 }, 162179404Sobrien{"jal", "R,x", 0xe840, 0xf8ff, UBD|WR_31|RD_x, 0 }, 163179404Sobrien{"jal", "a", 0x1800, 0xfc00, UBD|WR_31, 0 }, 164179404Sobrien{"jalx", "a", 0x1c00, 0xfc00, UBD|WR_31, 0 }, 165179404Sobrien{"jr", "x", 0xe800, 0xf8ff, UBD|RD_x, 0 }, 166179404Sobrien{"jr", "R", 0xe820, 0xffff, UBD|RD_31, 0 }, 167179404Sobrien{"j", "x", 0xe800, 0xf8ff, UBD|RD_x, 0 }, 168179404Sobrien{"j", "R", 0xe820, 0xffff, UBD|RD_31, 0 }, 169179404Sobrien{"lb", "y,5(x)", 0x8000, 0xf800, WR_y|RD_x, 0 }, 170179404Sobrien{"lbu", "y,5(x)", 0xa000, 0xf800, WR_y|RD_x, 0 }, 171179404Sobrien{"ld", "y,D(x)", 0x3800, 0xf800, WR_y|RD_x, I3 }, 172179404Sobrien{"ld", "y,B", 0xfc00, 0xff00, WR_y|RD_PC, I3 }, 173179404Sobrien{"ld", "y,D(P)", 0xfc00, 0xff00, WR_y|RD_PC, I3 }, 174179404Sobrien{"ld", "y,D(S)", 0xf800, 0xff00, WR_y|RD_SP, I3 }, 175179404Sobrien{"lh", "y,H(x)", 0x8800, 0xf800, WR_y|RD_x, 0 }, 176179404Sobrien{"lhu", "y,H(x)", 0xa800, 0xf800, WR_y|RD_x, 0 }, 177179404Sobrien{"li", "x,U", 0x6800, 0xf800, WR_x, 0 }, 178179404Sobrien{"lw", "y,W(x)", 0x9800, 0xf800, WR_y|RD_x, 0 }, 179179404Sobrien{"lw", "x,A", 0xb000, 0xf800, WR_x|RD_PC, 0 }, 180179404Sobrien{"lw", "x,V(P)", 0xb000, 0xf800, WR_x|RD_PC, 0 }, 181179404Sobrien{"lw", "x,V(S)", 0x9000, 0xf800, WR_x|RD_SP, 0 }, 182179404Sobrien{"lwu", "y,W(x)", 0xb800, 0xf800, WR_y|RD_x, I3 }, 183179404Sobrien{"mfhi", "x", 0xe810, 0xf8ff, WR_x|RD_HI, 0 }, 184179404Sobrien{"mflo", "x", 0xe812, 0xf8ff, WR_x|RD_LO, 0 }, 185179404Sobrien{"move", "y,X", 0x6700, 0xff00, WR_y|RD_X, 0 }, 186179404Sobrien{"move", "Y,Z", 0x6500, 0xff00, WR_Y|RD_Z, 0 }, 187179404Sobrien{"mul", "z,v,y", 0, (int) M_MUL, INSN_MACRO, 0 }, 188179404Sobrien{"mult", "x,y", 0xe818, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0 }, 189179404Sobrien{"multu", "x,y", 0xe819, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0 }, 190179404Sobrien{"neg", "x,w", 0xe80b, 0xf81f, WR_x|RD_y, 0 }, 191179404Sobrien{"not", "x,w", 0xe80f, 0xf81f, WR_x|RD_y, 0 }, 192179404Sobrien{"or", "x,y", 0xe80d, 0xf81f, WR_x|RD_x|RD_y, 0 }, 193179404Sobrien{"rem", "0,x,y", 0xe81a, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0 }, 194179404Sobrien{"rem", "z,v,y", 0, (int) M_REM_3, INSN_MACRO, 0 }, 195179404Sobrien{"remu", "0,x,y", 0xe81b, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0 }, 196179404Sobrien{"remu", "z,v,y", 0, (int) M_REMU_3, INSN_MACRO, 0 }, 197179404Sobrien{"sb", "y,5(x)", 0xc000, 0xf800, RD_y|RD_x, 0 }, 198179404Sobrien{"sd", "y,D(x)", 0x7800, 0xf800, RD_y|RD_x, I3 }, 199179404Sobrien{"sd", "y,D(S)", 0xf900, 0xff00, RD_y|RD_PC, I3 }, 200179404Sobrien{"sd", "R,C(S)", 0xfa00, 0xff00, RD_31|RD_PC, 0 }, 201179404Sobrien{"sh", "y,H(x)", 0xc800, 0xf800, RD_y|RD_x, 0 }, 202179404Sobrien{"sllv", "y,x", 0xe804, 0xf81f, WR_y|RD_y|RD_x, 0 }, 203179404Sobrien{"sll", "x,w,<", 0x3000, 0xf803, WR_x|RD_y, 0 }, 204179404Sobrien{"sll", "y,x", 0xe804, 0xf81f, WR_y|RD_y|RD_x, 0 }, 205179404Sobrien{"slti", "x,8", 0x5000, 0xf800, WR_T|RD_x, 0 }, 206179404Sobrien{"slt", "x,y", 0xe802, 0xf81f, WR_T|RD_x|RD_y, 0 }, 207179404Sobrien{"slt", "x,8", 0x5000, 0xf800, WR_T|RD_x, 0 }, 208179404Sobrien{"sltiu", "x,8", 0x5800, 0xf800, WR_T|RD_x, 0 }, 209179404Sobrien{"sltu", "x,y", 0xe803, 0xf81f, WR_T|RD_x|RD_y, 0 }, 210179404Sobrien{"sltu", "x,8", 0x5800, 0xf800, WR_T|RD_x, 0 }, 211179404Sobrien{"srav", "y,x", 0xe807, 0xf81f, WR_y|RD_y|RD_x, 0 }, 212179404Sobrien{"sra", "x,w,<", 0x3003, 0xf803, WR_x|RD_y, 0 }, 213179404Sobrien{"sra", "y,x", 0xe807, 0xf81f, WR_y|RD_y|RD_x, 0 }, 214179404Sobrien{"srlv", "y,x", 0xe806, 0xf81f, WR_y|RD_y|RD_x, 0 }, 215179404Sobrien{"srl", "x,w,<", 0x3002, 0xf803, WR_x|RD_y, 0 }, 216179404Sobrien{"srl", "y,x", 0xe806, 0xf81f, WR_y|RD_y|RD_x, 0 }, 217179404Sobrien{"subu", "z,v,y", 0xe003, 0xf803, WR_z|RD_x|RD_y, 0 }, 218179404Sobrien{"subu", "y,x,4", 0, (int) M_SUBU_I, INSN_MACRO, 0 }, 219179404Sobrien{"subu", "x,k", 0, (int) M_SUBU_I_2, INSN_MACRO,0 }, 220179404Sobrien{"sw", "y,W(x)", 0xd800, 0xf800, RD_y|RD_x, 0 }, 221179404Sobrien{"sw", "x,V(S)", 0xd000, 0xf800, RD_x|RD_SP, 0 }, 222179404Sobrien{"sw", "R,V(S)", 0x6200, 0xff00, RD_31|RD_SP, 0 }, 223179404Sobrien{"xor", "x,y", 0xe80e, 0xf81f, WR_x|RD_x|RD_y, 0 }, 224179404Sobrien}; 225179404Sobrien 226179404Sobrienconst int bfd_mips16_num_opcodes = 227179404Sobrien ((sizeof mips16_opcodes) / (sizeof (mips16_opcodes[0]))); 228