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ns32000: disassembler fixes

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This commit is contained in:
Patrick Mackinlay 2021-05-05 11:24:52 +07:00
parent f76e8ad0ee
commit 2d4014c6ef
1 changed files with 3 additions and 3 deletions
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6
src/devices/cpu/ns32000/ns32000dasm.cpp
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@ -63,7 +63,7 @@
#define Format14i(x) ((x >> 8) & 0x01)
#define Format14op(x) ((x >> 10) & 0x0f)
#define Format14short(x) ((x >> 15) & 0x1f)
#define Format14short(x) ((x >> 15) & 0x0f)
#define Format14gen1(x) ((x >> 19) & 0x1f)
// instructions
@ -440,7 +440,7 @@ inline std::string ns32000_disassembler::get_options(uint8_t opts)
if ((opts & 0x02) == 0x02) options.append("B,");
if ((opts & 0x0c) == 0x04) options.append("W,");
if ((opts & 0x0c) == 0x0c) options.append("U,");
if (options.back() == ',') options.pop_back();
if (!options.empty()) options.pop_back();
return options;
}
@ -790,7 +790,7 @@ offs_t ns32000_disassembler::disassemble(std::ostream &stream, offs_t pc, const
stream_gen(stream, Format7gen1(opcode), Format7i(opcode), operand_class::SOURCE, pc, opcodes);
util::stream_format(stream, ", ");
stream_gen(stream, Format7gen2(opcode), Format7i(opcode), operand_class::DESTINATION, pc, opcodes);
util::stream_format(stream, ", %d", get_disp(pc, opcodes));
util::stream_format(stream, ", %d", get_disp(pc, opcodes) / (Format7i(opcode) + 1) + 1);
break;
case 0x02: case 0x03:
util::stream_format(stream, "%-8s ", mnemonic);