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Merge pull request #1565 from npwoods/dasmstream_amis2000

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Changed the AMIS2000 disassembler to use 'std::ostream &' internally
This commit is contained in:
Vas Crabb 2016-10-26 21:20:42 +11:00 committed by GitHub
commit a6bf532202
1 changed files with 14 additions and 5 deletions
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19
src/devices/cpu/amis2000/amis2000d.cpp
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@ -100,14 +100,13 @@ static const uint8_t s2000_mnemonic[0x100] =
CPU_DISASSEMBLE( amis2000 )
static offs_t internal_disasm_amis2000(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 = s2000_mnemonic[op];
char *dst = buffer;
dst += sprintf(dst, "%-5s ", s_mnemonics[instr]);
util::stream_format(stream, "%-5s ", s_mnemonics[instr]);
// opcode parameter
int mask = s_bits[instr];
@ -124,10 +123,20 @@ CPU_DISASSEMBLE( amis2000 )
param &= mask;
if (mask < 0x10)
dst += sprintf(dst, "%d", param);
util::stream_format(stream, "%d", param);
else
dst += sprintf(dst, "$%02X", param);
util::stream_format(stream, "$%02X", param);
}
return pos | s_flags[instr] | DASMFLAG_SUPPORTED;
}
CPU_DISASSEMBLE(amis2000)
{
std::ostringstream stream;
offs_t result = internal_disasm_amis2000(device, stream, pc, oprom, opram, options);
std::string stream_str = stream.str();
strcpy(buffer, stream_str.c_str());
return result;
}