/* Opcode table for the H8-300 Copyright (C) 1989, 1991 Free Software Foundation. Written by Steve Chamberlain, steve@cygnus.com. This file is part of GDB, the GNU Debugger and GAS, the GNU Assembler. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it 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 program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ typedef enum op_type { Hex0=0, Hex1,Hex2,Hex3,Hex4,Hex5,Hex6,Hex7,Hex8,Hex9,HexA,HexB,HexC,HexD,HexE,HexF, START = 0x20, KBIT, /* K is #1, or #2, yielding 0x0 or 0x8 */ IMM3, /* bit number */ RD8, /* 8 bit reg as 2nd op */ RD16, /* 16 bit reg as 2nd op */ RS8, /* 8 bit reg as 1st op */ RS16, /* 16 bit reg 1st op */ IMM8, /* constant which fits into 8 bits */ IMM16, /* constant which fits into 16 bits */ CCR, /* CCR reg */ ABS8SRC, /* abs 8 address mode */ ABS8DST, /* abs 8 address mode */ DISP8, /* pc rel displacement */ ABS16SRC, /* abs 16 address mode */ ABS16DST, /* abs 16 address mode */ DISPSRC, /* @(r:16) address mode src */ DISPDST, /* @(r:16) address mode dst*/ DISPREG, /* register from DISP address mode */ RDDEC, /* @-rn mode */ RSINC, /* @rn+ mode */ RDIND, /* @R mode dst */ RSIND, /* @R mode src */ MEMIND, /* @@r8 mode */ IGNORE, B30 = 0x40, /* bit 3 must be low */ B31 = 0x80, /* bit 3 must be high */ E /* End of list */ } op_type; struct code { op_type nib[9]; } ; struct h8_opcode { int length; int noperands; /* Number of operands this opcode takes */ int nopcodes; /* Number of opcodes with same mnemonic */ char *name; struct code args; struct code data; int value; }; struct h8_opcode h8_opcodes[] #ifdef DEFINE_TABLE #define BITOP(n,imm, name, op00, op01,op10,op11, op20,op21)\ { 2, 2,n, name, {imm,RD8,E}, {op00, op01, imm, RD8,E}},\ { 4, 2,n, name, {imm,RDIND,E}, {op10, op11, RDIND, 0, op00,op01, imm, 0,E}},\ { 4, 2,n, name, {imm,ABS8DST,E}, {op20, op21, ABS8DST, IGNORE, op00,op01, imm, 0,E}} #define EBITOP(n,imm, name, op00, op01,op10,op11, op20,op21)\ BITOP(n,imm, name, op00+1, op01, op10,op11, op20,op21),\ BITOP(n, RS8, name, op00, op01, op10,op11, op20,op21) #define BRANCH(name, op) \ { 2, 1, 1,name,{DISP8,E}, { Hex4, op, DISP8,IGNORE,E }} #define TWOOP(name, op1, op2,op3) \ { 2, 2, 2, name, {IMM8, RD8,E}, { op1, RD8, IMM8,IGNORE,E}},\ { 2, 2, 2, name, {RS8, RD8, E}, { op2, op3, RS8, RD8 ,E}} #define UNOP(name, op1, op2) \ { 2, 1, 1, name, {RS8, E}, { op1, op2, 0, RS8, E}} #define UNOP3(name, op1, op2, op3) \ {2, 1, 1, name , {RS8, E}, {op1, op2, op3, RS8, E}} #define WTWOP(name, op1, op2) \ {2, 2, 1, name, {RS16, RD16, E}, { op1, op2, RS16, RD16, E}} = { TWOOP("add.b", Hex8, Hex0,Hex8), WTWOP("add.w", Hex0, Hex9), { 2, 2, 1, "adds", {KBIT,RD16|B30, E},{Hex0, HexB, KBIT, RD16|B30, E}}, TWOOP("addx", Hex9,Hex0,HexE), TWOOP("and", HexE,Hex1,Hex6), { 2, 2, 1, "andc", {IMM8, CCR, E}, { Hex0, Hex6, IMM8,IGNORE, E}}, BITOP(3,IMM3|B30, "band", Hex7, Hex6, Hex7, HexC, Hex7, HexE), BRANCH("bra", Hex0), BRANCH("bt", Hex0), BRANCH("brn", Hex1), BRANCH("bf", Hex1), BRANCH("bhi", Hex2), BRANCH("bls", Hex3), BRANCH("bcc", Hex4), BRANCH("bhs", Hex4), BRANCH("bcs", Hex5), BRANCH("blo", Hex5), BRANCH("bne", Hex6), BRANCH("beq", Hex7), BRANCH("bvc", Hex8), BRANCH("bvs", Hex9), BRANCH("bpl", HexA), BRANCH("bmi", HexB), BRANCH("bge", HexC), BRANCH("blt", HexD), BRANCH("bgt", HexE), BRANCH("ble", HexF), EBITOP(6,IMM3|B30,"bclr", Hex6, Hex2, Hex7, HexD, Hex7, HexF), BITOP(3,IMM3|B31,"biand", Hex7, Hex6, Hex7, HexC, Hex7, HexE), BITOP(3,IMM3|B31, "bild", Hex7, Hex7,Hex7, HexC, Hex7, HexE), BITOP(3,IMM3|B31, "bior", Hex7, Hex4,Hex7, HexC, Hex7, HexE), BITOP(3,IMM3|B31, "bist", Hex6, Hex7,Hex7, HexD, Hex7, HexE), BITOP(3,IMM3|B31, "bixor", Hex7, Hex5,Hex7, HexC, Hex7, HexE), BITOP(3,IMM3|B30, "bld", Hex7, Hex7,Hex7, HexC, Hex7, HexE), EBITOP(6,IMM3|B30,"bnot", Hex6, Hex1, Hex7, HexD, Hex7, HexF), BITOP(3,IMM3|B30,"bor", Hex7, Hex4,Hex7, HexC, Hex7, HexE), EBITOP(6,IMM3|B30,"bset", Hex6, Hex0,Hex7, HexD, Hex7, HexF), { 2, 1, 1, "bsr",{DISP8, E},{ Hex5, Hex5, DISP8,IGNORE, E}}, BITOP(3,IMM3|B30, "bst", Hex6, Hex7,Hex7, HexD, Hex7, HexF), EBITOP(6,IMM3|B30, "btst", Hex6, Hex3,Hex7, HexC, Hex7, HexE), BITOP(3,IMM3|B30, "bxor", Hex7,Hex5,Hex7, HexC, Hex7, HexE), TWOOP( "cmp.b",HexA, Hex1, HexC), WTWOP( "cmp.w",Hex1,HexD), UNOP( "daa",Hex0, HexF), UNOP( "das",Hex1, HexF), UNOP( "dec",Hex1, HexA), { 2, 2, 1, "divxu",{RS8, RD16|B30, E}, { Hex5, Hex1, RS8, RD16|B30, E}}, { 4, 0, 1, "eepmov",{ E}, {Hex7, HexB, Hex5, HexC, Hex5, Hex9, Hex8, HexF,E}}, UNOP( "inc", Hex0, HexA), { 2, 1, 3, "jmp",{RSIND|B30, E}, {Hex5, Hex9, RSIND|B30, Hex0, E}}, { 4, 1, 3, "jmp",{ABS16SRC, E}, {Hex5, HexA, Hex0, Hex0, ABS16SRC, IGNORE,IGNORE,IGNORE,E}}, { 2, 1, 3, "jmp",{MEMIND, E}, {Hex5, HexB, MEMIND,IGNORE, E}}, { 2, 1, 3, "jsr",{RSIND|B30, E}, {Hex5, HexD, RSIND|B30, Hex0, E}}, { 4, 1, 3, "jsr",{ABS16SRC, E}, {Hex5, HexE, Hex0, Hex0, ABS16SRC,IGNORE,IGNORE,IGNORE, E}}, { 2, 1, 3, "jsr",{MEMIND, E}, {Hex5, HexF, MEMIND, IGNORE,E}}, { 2, 2, 2, "ldc", {IMM8, CCR, E}, { Hex0, Hex7, IMM8,IGNORE, E}}, { 2, 2, 2, "ldc", {RS8, CCR, E}, { Hex0, Hex3, Hex0, RS8, E}}, { 2, 2,13, "mov.b", {RS8, RD8, E}, { Hex0, HexC, RS8, RD8, E}}, { 2, 2,13, "mov.b", {IMM8, RD8, E}, { HexF, RD8, IMM8,IGNORE, E}}, { 2, 2,13, "mov.b", {RSIND|B30,RD8, E}, { Hex6, Hex8, RSIND|B30, RD8, E}}, { 4, 2,13, "mov.b", {DISPSRC,RD8, E}, { Hex6, HexE, DISPREG|B30, RD8, DISPSRC, IGNORE, IGNORE, IGNORE, E}} , { 2, 2,13, "mov.b", {RSINC|B30, RD8, E}, { Hex6, HexC, RSINC|B30, RD8, E}}, { 4, 2,13, "mov.b", {ABS16SRC, RD8, E}, { Hex6, HexA, Hex0, RD8,ABS16SRC, IGNORE,IGNORE,IGNORE,E}}, { 2, 2,13, "mov.b", {ABS8SRC, RD8, E}, { Hex2, RD8, ABS8SRC,IGNORE, E}}, { 2, 2,13, "mov.b", {RS8, RDIND|B30, E}, { Hex6, Hex8, RDIND|B31, RS8, E}}, { 4, 2,13, "mov.b", {RS8, DISPDST, E}, { Hex6, HexE, DISPREG|B31, RS8,DISPDST, IGNORE, IGNORE, IGNORE, E}}, { 2, 2,13, "mov.b", {RS8, RDDEC|B31, E}, { Hex6, HexC, RDDEC|B31, RS8, E}}, /* Put the 16 bit one in first so it matches first */ { 4, 2,13, "mov.b", {RS8, ABS16DST, E}, { Hex6, HexA, Hex8, RS8, ABS16DST,IGNORE,IGNORE,IGNORE, E}}, { 2, 2,13, "mov.b", {RS8, ABS8DST, E}, { Hex3, RS8, ABS8DST,IGNORE, E}}, { 2, 2,11, "mov.w", {RS16|B30, RD16|B30, E},{ Hex0, HexD, RS16|B30, RD16|B30, E}}, { 4, 2,11, "mov.w", {IMM16, RD16|B30, E}, { Hex7, Hex9, Hex0, RD16|B30, IMM16,IGNORE,IGNORE,IGNORE, E}}, { 2, 2,11, "mov.w", {RSIND|B30,RD16|B30, E},{ Hex6, Hex9, RSIND|B30, RD16|B30, E}}, { 4, 2,11, "mov.w", {DISPSRC,RD16|B30, E}, { Hex6, HexF, DISPREG|B30, RD16|B30, DISPSRC, IGNORE, IGNORE, IGNORE,E}} , { 2, 2,11, "mov.w", {RSINC|B30, RD16|B30, E}, { Hex6, HexD, RSINC|B30, RD16|B30, E}}, { 4, 2,11, "mov.w", {ABS16SRC, RD16|B30, E}, { Hex6, HexB, Hex0, RD16|B30,ABS16SRC,IGNORE,IGNORE,IGNORE, E}}, { 2, 2,11, "mov.w", {RS16|B30, RDIND|B30, E},{ Hex6, Hex9, RDIND|B31, RS16|B30, E}}, { 4, 2,11, "mov.w", {RS16|B30, DISPDST, E}, { Hex6, HexF, DISPREG|B31, RS16|B30,DISPDST, IGNORE,IGNORE,IGNORE,E}}, { 2, 2,11, "mov.w", {RS16|B30, RDDEC|B30, E},{ Hex6, HexD, RDDEC|B31, RS16|B30, E}}, { 4, 2,11, "mov.w", {RS16|B30, ABS16DST, E}, { Hex6, HexB, Hex8, RS16|B30, ABS16DST, IGNORE, IGNORE, IGNORE, E}}, { 4, 2,1, "movfpe", {ABS16SRC, RD8, E}, { Hex6, HexA, Hex4, RD8, ABS16SRC,IGNORE,IGNORE,IGNORE, E}}, { 4, 2,1, "movtpe", {RS8, ABS16DST, E}, { Hex6, HexA, HexC, RS8, ABS16DST,IGNORE,IGNORE,IGNORE, E}}, { 2, 2,1, "mulxu", {RS8, RD16|B30, E}, { Hex5, Hex0, RS8, RD16|B30, E}}, { 2, 1,1, "neg", {RS8, E}, { Hex1, Hex7, Hex8, RS8, E}}, { 2, 0,1, "nop", {E}, { Hex0, Hex0, Hex0, Hex0,E}}, { 2, 1,1, "not", {RS8,E}, { Hex1, Hex7, Hex0, RS8,E}}, TWOOP("or", HexC, Hex1, Hex4), { 2, 2,1, "orc", {IMM8, CCR,E}, { Hex0, Hex4, IMM8,IGNORE,E}}, { 2, 1,1, "pop", {RS16|B30,E}, { Hex6, HexD, Hex7, RS16|B30,E}}, { 2, 1,1, "push", {RS16|B30,E}, { Hex6, HexD, HexF, RS16|B30,E}}, UNOP3( "rotl",Hex1, Hex2,Hex8), UNOP3( "rotr",Hex1, Hex3, Hex8), UNOP3( "rotxl",Hex1, Hex2, Hex0), UNOP3( "rotxr",Hex1, Hex3, Hex0), { 2, 0, 1, "rte", {E}, { Hex5, Hex6, Hex7, Hex0,E}}, { 2, 0, 1, "rts", {E}, { Hex5, Hex4, Hex7, Hex0,E}}, UNOP3( "shal", Hex1, Hex0, Hex8), UNOP3( "shar", Hex1, Hex1, Hex8), UNOP3( "shll", Hex1, Hex0, Hex0), UNOP3( "shlr", Hex1, Hex1, Hex0), { 2, 0, 1, "sleep", {E}, { Hex0, Hex1, Hex8, Hex0,E}}, { 2, 2, 1, "stc", {CCR, RD8,E}, { Hex0, Hex2, Hex0, RD8,E}}, { 2, 2, 1, "sub.b", {RS8,RD8,E}, { Hex1, Hex8, RS8, RD8,E}}, { 2, 2, 1, "sub.w", {RS16|B30, RD16|B30,E}, {Hex1, Hex9, RS16|B30, RD16|B30,E}}, { 2, 2, 1, "subs", {KBIT,RD16|B30,E}, { Hex1, HexB, KBIT, RD16|B30,E}}, TWOOP("subx",HexB, Hex1, HexE), TWOOP("xor", HexD, Hex1, Hex5), { 2, 2, 1,"xorc", {IMM8, CCR,E}, { Hex0, Hex5, IMM8,IGNORE,E}}, { 2, 0,1, "bad 52", {E, IMM8}, { Hex5, Hex2, IMM8, IGNORE,E}}, { 2, 0,1, "bad 53", {E, IMM8}, { Hex5, Hex3, IMM8, IGNORE,E}}, { 2, 0,1, "bad 57", {E, IMM8}, { Hex5, Hex7, IMM8, IGNORE,E}}, { 2, 0,1, "bad 58", {E, IMM8}, { Hex5, Hex8, IMM8, IGNORE,E}}, { 2, 0,1, "bad 64", {E, IMM8}, { Hex6, Hex4, IMM8, IGNORE,E}}, { 2, 0,1, "bad 65", {E, IMM8}, { Hex6, Hex5, IMM8, IGNORE,E}}, { 2, 0,1, "bad 66", {E, IMM8}, { Hex6, Hex6, IMM8, IGNORE,E}}, { 2, 0,1, "bad 78", {E, IMM8}, { Hex7, Hex8, IMM8, IGNORE,E}}, { 2, 0,1, "bad 7a", {E, IMM8}, { Hex7, HexA, IMM8, IGNORE,E}}, { 2, 0,1, "bad 5c", {E, IMM8}, { Hex5, HexC, IMM8, IGNORE,E}}, 0 } #endif ;