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Merge pull request #1633 from npwoods/dasmstream_ucom4

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Changed the UCOM4 disassembler to use 'std::ostream &' internally
This commit is contained in:
R. Belmont 2016-11-03 14:25:04 -04:00 committed by GitHub
commit 133d6efabe
1 changed files with 15 additions and 6 deletions
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21
src/devices/cpu/ucom4/ucom4d.cpp
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@ -113,14 +113,13 @@ static const uint8_t ucom4_mnemonic[0x100] =
CPU_DISASSEMBLE(ucom4)
static offs_t internal_disasm_ucom4(cpu_device *device, std::ostream &stream, offs_t pc, const uint8_t *oprom, const uint8_t *opram, int options)
{
int pos = 0;
uint8_t op = oprom[pos++];
uint8_t instr = ucom4_mnemonic[op];
char *dst = buffer;
dst += sprintf(dst, "%-4s ", s_mnemonics[instr]);
util::stream_format(stream,"%-4s ", s_mnemonics[instr]);
// opcode parameter
int bits = s_bits[instr];
@ -142,12 +141,22 @@ CPU_DISASSEMBLE(ucom4)
}
if (bits <= 4)
dst += sprintf(dst, "%d", param);
util::stream_format(stream, "%d", param);
else if (bits <= 8)
dst += sprintf(dst, "$%02X", param);
util::stream_format(stream, "$%02X", param);
else
dst += sprintf(dst, "$%03X", param);
util::stream_format(stream, "$%03X", param);
}
return pos | s_flags[instr] | DASMFLAG_SUPPORTED;
}
CPU_DISASSEMBLE(ucom4)
{
std::ostringstream stream;
offs_t result = internal_disasm_ucom4(device, stream, pc, oprom, opram, options);
std::string stream_str = stream.str();
strcpy(buffer, stream_str.c_str());
return result;
}