| /* mips16-opc.c. Mips16 opcode table. |
| Copyright 1996, 1997, 1998, 2000 Free Software Foundation, Inc. |
| Contributed by Ian Lance Taylor, Cygnus Support |
| |
| This file is part of GDB, GAS, and the GNU binutils. |
| |
| GDB, GAS, and the GNU binutils are free software; you can redistribute |
| them and/or modify them under the terms of the GNU General Public |
| License as published by the Free Software Foundation; either version |
| 1, or (at your option) any later version. |
| |
| GDB, GAS, and the GNU binutils are distributed in the hope that they |
| will be useful, but WITHOUT ANY WARRANTY; without even the implied |
| warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See |
| the GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this file; see the file COPYING. If not, write to the Free |
| Software Foundation, 59 Temple Place - Suite 330, Boston, MA |
| 02111-1307, USA. */ |
| |
| #include <stdio.h> |
| #include "sysdep.h" |
| #include "opcode/mips.h" |
| |
| /* This is the opcodes table for the mips16 processor. The format of |
| this table is intentionally identical to the one in mips-opc.c. |
| However, the special letters that appear in the argument string are |
| different, and the table uses some different flags. */ |
| |
| /* Use some short hand macros to keep down the length of the lines in |
| the opcodes table. */ |
| |
| #define UBD INSN_UNCOND_BRANCH_DELAY |
| #define BR MIPS16_INSN_BRANCH |
| |
| #define WR_x MIPS16_INSN_WRITE_X |
| #define WR_y MIPS16_INSN_WRITE_Y |
| #define WR_z MIPS16_INSN_WRITE_Z |
| #define WR_T MIPS16_INSN_WRITE_T |
| #define WR_SP MIPS16_INSN_WRITE_SP |
| #define WR_31 MIPS16_INSN_WRITE_31 |
| #define WR_Y MIPS16_INSN_WRITE_GPR_Y |
| |
| #define RD_x MIPS16_INSN_READ_X |
| #define RD_y MIPS16_INSN_READ_Y |
| #define RD_Z MIPS16_INSN_READ_Z |
| #define RD_T MIPS16_INSN_READ_T |
| #define RD_SP MIPS16_INSN_READ_SP |
| #define RD_31 MIPS16_INSN_READ_31 |
| #define RD_PC MIPS16_INSN_READ_PC |
| #define RD_X MIPS16_INSN_READ_GPR_X |
| |
| #define WR_HI INSN_WRITE_HI |
| #define WR_LO INSN_WRITE_LO |
| #define RD_HI INSN_READ_HI |
| #define RD_LO INSN_READ_LO |
| |
| #define TRAP INSN_TRAP |
| |
| #define I3 INSN_ISA3 |
| |
| #define T3 INSN_3900 |
| |
| const struct mips_opcode mips16_opcodes[] = |
| { |
| {"nop", "", 0x6500, 0xffff, RD_Z, 0 }, /* move $0,$Z */ |
| {"la", "x,A", 0x0800, 0xf800, WR_x|RD_PC, 0 }, |
| {"abs", "x,w", 0, (int) M_ABS, INSN_MACRO, 0 }, |
| {"addiu", "y,x,4", 0x4000, 0xf810, WR_y|RD_x, 0 }, |
| {"addiu", "x,k", 0x4800, 0xf800, WR_x|RD_x, 0 }, |
| {"addiu", "S,K", 0x6300, 0xff00, WR_SP|RD_SP, 0 }, |
| {"addiu", "S,S,K", 0x6300, 0xff00, WR_SP|RD_SP, 0 }, |
| {"addiu", "x,P,V", 0x0800, 0xf800, WR_x|RD_PC, 0 }, |
| {"addiu", "x,S,V", 0x0000, 0xf800, WR_x|RD_SP, 0 }, |
| {"addu", "z,v,y", 0xe001, 0xf803, WR_z|RD_x|RD_y, 0 }, |
| {"addu", "y,x,4", 0x4000, 0xf810, WR_y|RD_x, 0 }, |
| {"addu", "x,k", 0x4800, 0xf800, WR_x|RD_x, 0 }, |
| {"addu", "S,K", 0x6300, 0xff00, WR_SP|RD_SP, 0 }, |
| {"addu", "S,S,K", 0x6300, 0xff00, WR_SP|RD_SP, 0 }, |
| {"addu", "x,P,V", 0x0800, 0xf800, WR_x|RD_PC, 0 }, |
| {"addu", "x,S,V", 0x0000, 0xf800, WR_x|RD_SP, 0 }, |
| {"and", "x,y", 0xe80c, 0xf81f, WR_x|RD_x|RD_y, 0 }, |
| {"b", "q", 0x1000, 0xf800, BR, 0 }, |
| {"beq", "x,y,p", 0, (int) M_BEQ, INSN_MACRO, 0 }, |
| {"beq", "x,U,p", 0, (int) M_BEQ_I, INSN_MACRO, 0 }, |
| {"beqz", "x,p", 0x2000, 0xf800, BR|RD_x, 0 }, |
| {"bge", "x,y,p", 0, (int) M_BGE, INSN_MACRO, 0 }, |
| {"bge", "x,8,p", 0, (int) M_BGE_I, INSN_MACRO, 0 }, |
| {"bgeu", "x,y,p", 0, (int) M_BGEU, INSN_MACRO, 0 }, |
| {"bgeu", "x,8,p", 0, (int) M_BGEU_I, INSN_MACRO, 0 }, |
| {"bgt", "x,y,p", 0, (int) M_BGT, INSN_MACRO, 0 }, |
| {"bgt", "x,8,p", 0, (int) M_BGT_I, INSN_MACRO, 0 }, |
| {"bgtu", "x,y,p", 0, (int) M_BGTU, INSN_MACRO, 0 }, |
| {"bgtu", "x,8,p", 0, (int) M_BGTU_I, INSN_MACRO, 0 }, |
| {"ble", "x,y,p", 0, (int) M_BLE, INSN_MACRO, 0 }, |
| {"ble", "x,8,p", 0, (int) M_BLE_I, INSN_MACRO, 0 }, |
| {"bleu", "x,y,p", 0, (int) M_BLEU, INSN_MACRO, 0 }, |
| {"bleu", "x,8,p", 0, (int) M_BLEU_I, INSN_MACRO, 0 }, |
| {"blt", "x,y,p", 0, (int) M_BLT, INSN_MACRO, 0 }, |
| {"blt", "x,8,p", 0, (int) M_BLT_I, INSN_MACRO, 0 }, |
| {"bltu", "x,y,p", 0, (int) M_BLTU, INSN_MACRO, 0 }, |
| {"bltu", "x,8,p", 0, (int) M_BLTU_I, INSN_MACRO, 0 }, |
| {"bne", "x,y,p", 0, (int) M_BNE, INSN_MACRO, 0 }, |
| {"bne", "x,U,p", 0, (int) M_BNE_I, INSN_MACRO, 0 }, |
| {"bnez", "x,p", 0x2800, 0xf800, BR|RD_x, 0 }, |
| {"break", "6", 0xe805, 0xf81f, TRAP, 0 }, |
| {"bteqz", "p", 0x6000, 0xff00, BR|RD_T, 0 }, |
| {"btnez", "p", 0x6100, 0xff00, BR|RD_T, 0 }, |
| {"cmpi", "x,U", 0x7000, 0xf800, WR_T|RD_x, 0 }, |
| {"cmp", "x,y", 0xe80a, 0xf81f, WR_T|RD_x|RD_y, 0 }, |
| {"cmp", "x,U", 0x7000, 0xf800, WR_T|RD_x, 0 }, |
| {"dla", "y,E", 0xfe00, 0xff00, WR_y|RD_PC, I3 }, |
| {"daddiu", "y,x,4", 0x4010, 0xf810, WR_y|RD_x, I3 }, |
| {"daddiu", "y,j", 0xfd00, 0xff00, WR_y|RD_y, I3 }, |
| {"daddiu", "S,K", 0xfb00, 0xff00, WR_SP|RD_SP, I3 }, |
| {"daddiu", "S,S,K", 0xfb00, 0xff00, WR_SP|RD_SP, I3 }, |
| {"daddiu", "y,P,W", 0xfe00, 0xff00, WR_y|RD_PC, I3 }, |
| {"daddiu", "y,S,W", 0xff00, 0xff00, WR_y|RD_SP, I3 }, |
| {"daddu", "z,v,y", 0xe000, 0xf803, WR_z|RD_x|RD_y, I3 }, |
| {"daddu", "y,x,4", 0x4010, 0xf810, WR_y|RD_x, I3 }, |
| {"daddu", "y,j", 0xfd00, 0xff00, WR_y|RD_y, I3 }, |
| {"daddu", "S,K", 0xfb00, 0xff00, WR_SP|RD_SP, I3 }, |
| {"daddu", "S,S,K", 0xfb00, 0xff00, WR_SP|RD_SP, I3 }, |
| {"daddu", "y,P,W", 0xfe00, 0xff00, WR_y|RD_PC, I3 }, |
| {"daddu", "y,S,W", 0xff00, 0xff00, WR_y|RD_SP, I3 }, |
| {"ddiv", "0,x,y", 0xe81e, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, I3 }, |
| {"ddiv", "z,v,y", 0, (int) M_DDIV_3, INSN_MACRO, 0 }, |
| {"ddivu", "0,x,y", 0xe81f, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, I3 }, |
| {"ddivu", "z,v,y", 0, (int) M_DDIVU_3, INSN_MACRO, 0 }, |
| {"div", "0,x,y", 0xe81a, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0 }, |
| {"div", "z,v,y", 0, (int) M_DIV_3, INSN_MACRO, 0 }, |
| {"divu", "0,x,y", 0xe81b, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0 }, |
| {"divu", "z,v,y", 0, (int) M_DIVU_3, INSN_MACRO, 0 }, |
| {"dmul", "z,v,y", 0, (int) M_DMUL, INSN_MACRO, I3 }, |
| {"dmult", "x,y", 0xe81c, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, I3 }, |
| {"dmultu", "x,y", 0xe81d, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, I3 }, |
| {"drem", "0,x,y", 0xe81e, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, I3 }, |
| {"drem", "z,v,y", 0, (int) M_DREM_3, INSN_MACRO, 0 }, |
| {"dremu", "0,x,y", 0xe81f, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, I3 }, |
| {"dremu", "z,v,y", 0, (int) M_DREMU_3, INSN_MACRO, 0 }, |
| {"dsllv", "y,x", 0xe814, 0xf81f, WR_y|RD_y|RD_x, I3 }, |
| {"dsll", "x,w,[", 0x3001, 0xf803, WR_x|RD_y, I3 }, |
| {"dsll", "y,x", 0xe814, 0xf81f, WR_y|RD_y|RD_x, I3 }, |
| {"dsrav", "y,x", 0xe817, 0xf81f, WR_y|RD_y|RD_x, I3 }, |
| {"dsra", "y,]", 0xe813, 0xf81f, WR_y|RD_y, I3 }, |
| {"dsra", "y,x", 0xe817, 0xf81f, WR_y|RD_y|RD_x, I3 }, |
| {"dsrlv", "y,x", 0xe816, 0xf81f, WR_y|RD_y|RD_x, I3 }, |
| {"dsrl", "y,]", 0xe808, 0xf81f, WR_y|RD_y, I3 }, |
| {"dsrl", "y,x", 0xe816, 0xf81f, WR_y|RD_y|RD_x, I3 }, |
| {"dsubu", "z,v,y", 0xe002, 0xf803, WR_z|RD_x|RD_y, I3 }, |
| {"dsubu", "y,x,4", 0, (int) M_DSUBU_I, INSN_MACRO, 0 }, |
| {"dsubu", "y,j", 0, (int) M_DSUBU_I_2, INSN_MACRO, 0 }, |
| {"exit", "L", 0xed09, 0xff1f, TRAP, 0 }, |
| {"exit", "L", 0xee09, 0xff1f, TRAP, 0 }, |
| {"exit", "L", 0xef09, 0xff1f, TRAP, 0 }, |
| {"entry", "l", 0xe809, 0xf81f, TRAP, 0 }, |
| {"extend", "e", 0xf000, 0xf800, 0, 0 }, |
| {"jalr", "x", 0xe840, 0xf8ff, UBD|WR_31|RD_x, 0 }, |
| {"jalr", "R,x", 0xe840, 0xf8ff, UBD|WR_31|RD_x, 0 }, |
| {"jal", "x", 0xe840, 0xf8ff, UBD|WR_31|RD_x, 0 }, |
| {"jal", "R,x", 0xe840, 0xf8ff, UBD|WR_31|RD_x, 0 }, |
| {"jal", "a", 0x1800, 0xfc00, UBD|WR_31, 0 }, |
| {"jalx", "a", 0x1c00, 0xfc00, UBD|WR_31, 0 }, |
| {"jr", "x", 0xe800, 0xf8ff, UBD|RD_x, 0 }, |
| {"jr", "R", 0xe820, 0xffff, UBD|RD_31, 0 }, |
| {"j", "x", 0xe800, 0xf8ff, UBD|RD_x, 0 }, |
| {"j", "R", 0xe820, 0xffff, UBD|RD_31, 0 }, |
| {"lb", "y,5(x)", 0x8000, 0xf800, WR_y|RD_x, 0 }, |
| {"lbu", "y,5(x)", 0xa000, 0xf800, WR_y|RD_x, 0 }, |
| {"ld", "y,D(x)", 0x3800, 0xf800, WR_y|RD_x, I3 }, |
| {"ld", "y,B", 0xfc00, 0xff00, WR_y|RD_PC, I3 }, |
| {"ld", "y,D(P)", 0xfc00, 0xff00, WR_y|RD_PC, I3 }, |
| {"ld", "y,D(S)", 0xf800, 0xff00, WR_y|RD_SP, I3 }, |
| {"lh", "y,H(x)", 0x8800, 0xf800, WR_y|RD_x, 0 }, |
| {"lhu", "y,H(x)", 0xa800, 0xf800, WR_y|RD_x, 0 }, |
| {"li", "x,U", 0x6800, 0xf800, WR_x, 0 }, |
| {"lw", "y,W(x)", 0x9800, 0xf800, WR_y|RD_x, 0 }, |
| {"lw", "x,A", 0xb000, 0xf800, WR_x|RD_PC, 0 }, |
| {"lw", "x,V(P)", 0xb000, 0xf800, WR_x|RD_PC, 0 }, |
| {"lw", "x,V(S)", 0x9000, 0xf800, WR_x|RD_SP, 0 }, |
| {"lwu", "y,W(x)", 0xb800, 0xf800, WR_y|RD_x, I3 }, |
| {"mfhi", "x", 0xe810, 0xf8ff, WR_x|RD_HI, 0 }, |
| {"mflo", "x", 0xe812, 0xf8ff, WR_x|RD_LO, 0 }, |
| {"move", "y,X", 0x6700, 0xff00, WR_y|RD_X, 0 }, |
| {"move", "Y,Z", 0x6500, 0xff00, WR_Y|RD_Z, 0 }, |
| {"mul", "z,v,y", 0, (int) M_MUL, INSN_MACRO, 0 }, |
| {"mult", "x,y", 0xe818, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0 }, |
| {"multu", "x,y", 0xe819, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0 }, |
| {"neg", "x,w", 0xe80b, 0xf81f, WR_x|RD_y, 0 }, |
| {"not", "x,w", 0xe80f, 0xf81f, WR_x|RD_y, 0 }, |
| {"or", "x,y", 0xe80d, 0xf81f, WR_x|RD_x|RD_y, 0 }, |
| {"rem", "0,x,y", 0xe81a, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0 }, |
| {"rem", "z,v,y", 0, (int) M_REM_3, INSN_MACRO, 0 }, |
| {"remu", "0,x,y", 0xe81b, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0 }, |
| {"remu", "z,v,y", 0, (int) M_REMU_3, INSN_MACRO, 0 }, |
| {"sb", "y,5(x)", 0xc000, 0xf800, RD_y|RD_x, 0 }, |
| {"sd", "y,D(x)", 0x7800, 0xf800, RD_y|RD_x, I3 }, |
| {"sd", "y,D(S)", 0xf900, 0xff00, RD_y|RD_PC, I3 }, |
| {"sd", "R,C(S)", 0xfa00, 0xff00, RD_31|RD_PC, 0 }, |
| {"sh", "y,H(x)", 0xc800, 0xf800, RD_y|RD_x, 0 }, |
| {"sllv", "y,x", 0xe804, 0xf81f, WR_y|RD_y|RD_x, 0 }, |
| {"sll", "x,w,<", 0x3000, 0xf803, WR_x|RD_y, 0 }, |
| {"sll", "y,x", 0xe804, 0xf81f, WR_y|RD_y|RD_x, 0 }, |
| {"slti", "x,8", 0x5000, 0xf800, WR_T|RD_x, 0 }, |
| {"slt", "x,y", 0xe802, 0xf81f, WR_T|RD_x|RD_y, 0 }, |
| {"slt", "x,8", 0x5000, 0xf800, WR_T|RD_x, 0 }, |
| {"sltiu", "x,8", 0x5800, 0xf800, WR_T|RD_x, 0 }, |
| {"sltu", "x,y", 0xe803, 0xf81f, WR_T|RD_x|RD_y, 0 }, |
| {"sltu", "x,8", 0x5800, 0xf800, WR_T|RD_x, 0 }, |
| {"srav", "y,x", 0xe807, 0xf81f, WR_y|RD_y|RD_x, 0 }, |
| {"sra", "x,w,<", 0x3003, 0xf803, WR_x|RD_y, 0 }, |
| {"sra", "y,x", 0xe807, 0xf81f, WR_y|RD_y|RD_x, 0 }, |
| {"srlv", "y,x", 0xe806, 0xf81f, WR_y|RD_y|RD_x, 0 }, |
| {"srl", "x,w,<", 0x3002, 0xf803, WR_x|RD_y, 0 }, |
| {"srl", "y,x", 0xe806, 0xf81f, WR_y|RD_y|RD_x, 0 }, |
| {"subu", "z,v,y", 0xe003, 0xf803, WR_z|RD_x|RD_y, 0 }, |
| {"subu", "y,x,4", 0, (int) M_SUBU_I, INSN_MACRO, 0 }, |
| {"subu", "x,k", 0, (int) M_SUBU_I_2, INSN_MACRO,0 }, |
| {"sw", "y,W(x)", 0xd800, 0xf800, RD_y|RD_x, 0 }, |
| {"sw", "x,V(S)", 0xd000, 0xf800, RD_x|RD_SP, 0 }, |
| {"sw", "R,V(S)", 0x6200, 0xff00, RD_31|RD_SP, 0 }, |
| {"xor", "x,y", 0xe80e, 0xf81f, WR_x|RD_x|RD_y, 0 }, |
| }; |
| |
| const int bfd_mips16_num_opcodes = |
| ((sizeof mips16_opcodes) / (sizeof (mips16_opcodes[0]))); |
