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// license:BSD-3-Clause
// copyright-holders:Raphael Nabet
#include "emu.h"
#include "tx0dasm.h"
u32 tx0_64kw_disassembler::opcode_alignment() const
{
return 1;
}
offs_t tx0_64kw_disassembler::disassemble(std::ostream &stream, offs_t pc, const data_buffer &opcodes, const data_buffer ¶ms)
{
int md;
int x;
md = opcodes.r32(pc);
x = md & 0177777;
switch (md >> 16)
{
case 0:
util::stream_format(stream, "sto 0%06o", x);
break;
case 1:
util::stream_format(stream, "add 0%06o", x);
break;
case 2:
util::stream_format(stream, "trn 0%06o", x);
break;
case 3:
util::stream_format(stream, "opr 0%06o", x);
break;
}
return 1;
}
u32 tx0_8kw_disassembler::opcode_alignment() const
{
return 1;
}
offs_t tx0_8kw_disassembler::disassemble(std::ostream &stream, offs_t pc, const data_buffer &opcodes, const data_buffer ¶ms)
{
int md;
int x;
md = opcodes.r32(pc);
x = md & 0017777;
switch (md >> 13)
{
case 0:
util::stream_format(stream, "sto 0%05o", x);
break;
case 1:
util::stream_format(stream, "stx 0%05o", x);
break;
case 2:
util::stream_format(stream, "sxa 0%05o", x);
break;
case 3:
util::stream_format(stream, "ado 0%05o", x);
break;
case 4:
util::stream_format(stream, "slr 0%05o", x);
break;
case 5:
util::stream_format(stream, "slx 0%05o", x);
break;
case 6:
util::stream_format(stream, "stz 0%05o", x);
break;
case 8:
util::stream_format(stream, "add 0%05o", x);
break;
case 9:
util::stream_format(stream, "adx 0%05o", x);
break;
case 10:
util::stream_format(stream, "ldx 0%05o", x);
break;
case 11:
util::stream_format(stream, "aux 0%05o", x);
break;
case 12:
util::stream_format(stream, "llr 0%05o", x);
break;
case 13:
util::stream_format(stream, "llx 0%05o", x);
break;
case 14:
util::stream_format(stream, "lda 0%05o", x);
break;
case 15:
util::stream_format(stream, "lax 0%05o", x);
break;
case 16:
util::stream_format(stream, "trn 0%05o", x);
break;
case 17:
util::stream_format(stream, "tze 0%05o", x);
break;
case 18:
util::stream_format(stream, "tsx 0%05o", x);
break;
case 19:
util::stream_format(stream, "tix 0%05o", x);
break;
case 20:
util::stream_format(stream, "tra 0%05o", x);
break;
case 21:
util::stream_format(stream, "trx 0%05o", x);
break;
case 22:
util::stream_format(stream, "tlv 0%05o", x);
break;
case 24:
case 25:
case 26:
case 27:
case 28:
case 29:
case 30:
case 31:
util::stream_format(stream, "opr 0%06o", md & 0177777);
break;
default:
util::stream_format(stream, "illegal");
break;
}
return 1;
}
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