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Merge pull request #1606 from npwoods/dasmstream_tx0

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Changed the TX0 disassembler to use 'std::ostream &' internally
This commit is contained in:
Vas Crabb 2016-10-30 16:12:24 +11:00 committed by GitHub
commit d7e15a7fec
1 changed files with 48 additions and 30 deletions
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78
src/devices/cpu/pdp1/tx0dasm.cpp
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@ -3,7 +3,7 @@
#include "emu.h" #include "emu.h"
#include "cpu/pdp1/tx0.h" #include "cpu/pdp1/tx0.h"
CPU_DISASSEMBLE( tx0_64kw ) static offs_t internal_disasm_tx0_64kw(cpu_device *device, std::ostream &stream, offs_t pc, const uint8_t *oprom, const uint8_t *opram, int options)
{ {
int md; int md;
int x; int x;
@ -14,22 +14,31 @@ CPU_DISASSEMBLE( tx0_64kw )
switch (md >> 16) switch (md >> 16)
{ {
case 0: case 0:
sprintf (buffer, "sto 0%06o", x); util::stream_format(stream, "sto 0%06o", x);
break; break;
case 1: case 1:
sprintf (buffer, "add 0%06o", x); util::stream_format(stream, "add 0%06o", x);
break; break;
case 2: case 2:
sprintf (buffer, "trn 0%06o", x); util::stream_format(stream, "trn 0%06o", x);
break; break;
case 3: case 3:
sprintf (buffer, "opr 0%06o", x); util::stream_format(stream, "opr 0%06o", x);
break; break;
} }
return 1; return 1;
} }
CPU_DISASSEMBLE( tx0_8kw ) CPU_DISASSEMBLE(tx0_64kw)
{
std::ostringstream stream;
offs_t result = internal_disasm_tx0_64kw(device, stream, pc, oprom, opram, options);
std::string stream_str = stream.str();
strcpy(buffer, stream_str.c_str());
return result;
}
static offs_t internal_disasm_tx0_8kw(cpu_device *device, std::ostream &stream, offs_t pc, const uint8_t *oprom, const uint8_t *opram, int options)
{ {
int md; int md;
int x; int x;
@ -40,70 +49,70 @@ CPU_DISASSEMBLE( tx0_8kw )
switch (md >> 13) switch (md >> 13)
{ {
case 0: case 0:
sprintf (buffer, "sto 0%05o", x); util::stream_format(stream, "sto 0%05o", x);
break; break;
case 1: case 1:
sprintf (buffer, "stx 0%05o", x); util::stream_format(stream, "stx 0%05o", x);
break; break;
case 2: case 2:
sprintf (buffer, "sxa 0%05o", x); util::stream_format(stream, "sxa 0%05o", x);
break; break;
case 3: case 3:
sprintf (buffer, "ado 0%05o", x); util::stream_format(stream, "ado 0%05o", x);
break; break;
case 4: case 4:
sprintf (buffer, "slr 0%05o", x); util::stream_format(stream, "slr 0%05o", x);
break; break;
case 5: case 5:
sprintf (buffer, "slx 0%05o", x); util::stream_format(stream, "slx 0%05o", x);
break; break;
case 6: case 6:
sprintf (buffer, "stz 0%05o", x); util::stream_format(stream, "stz 0%05o", x);
break; break;
case 8: case 8:
sprintf (buffer, "add 0%05o", x); util::stream_format(stream, "add 0%05o", x);
break; break;
case 9: case 9:
sprintf (buffer, "adx 0%05o", x); util::stream_format(stream, "adx 0%05o", x);
break; break;
case 10: case 10:
sprintf (buffer, "ldx 0%05o", x); util::stream_format(stream, "ldx 0%05o", x);
break; break;
case 11: case 11:
sprintf (buffer, "aux 0%05o", x); util::stream_format(stream, "aux 0%05o", x);
break; break;
case 12: case 12:
sprintf (buffer, "llr 0%05o", x); util::stream_format(stream, "llr 0%05o", x);
break; break;
case 13: case 13:
sprintf (buffer, "llx 0%05o", x); util::stream_format(stream, "llx 0%05o", x);
break; break;
case 14: case 14:
sprintf (buffer, "lda 0%05o", x); util::stream_format(stream, "lda 0%05o", x);
break; break;
case 15: case 15:
sprintf (buffer, "lax 0%05o", x); util::stream_format(stream, "lax 0%05o", x);
break; break;
case 16: case 16:
sprintf (buffer, "trn 0%05o", x); util::stream_format(stream, "trn 0%05o", x);
break; break;
case 17: case 17:
sprintf (buffer, "tze 0%05o", x); util::stream_format(stream, "tze 0%05o", x);
break; break;
case 18: case 18:
sprintf (buffer, "tsx 0%05o", x); util::stream_format(stream, "tsx 0%05o", x);
break; break;
case 19: case 19:
sprintf (buffer, "tix 0%05o", x); util::stream_format(stream, "tix 0%05o", x);
break; break;
case 20: case 20:
sprintf (buffer, "tra 0%05o", x); util::stream_format(stream, "tra 0%05o", x);
break; break;
case 21: case 21:
sprintf (buffer, "trx 0%05o", x); util::stream_format(stream, "trx 0%05o", x);
break; break;
case 22: case 22:
sprintf (buffer, "tlv 0%05o", x); util::stream_format(stream, "tlv 0%05o", x);
break; break;
case 24: case 24:
case 25: case 25:
@ -113,11 +122,20 @@ CPU_DISASSEMBLE( tx0_8kw )
case 29: case 29:
case 30: case 30:
case 31: case 31:
sprintf (buffer, "opr 0%06o", md & 0177777); util::stream_format(stream, "opr 0%06o", md & 0177777);
break; break;
default: default:
sprintf (buffer, "illegal"); util::stream_format(stream, "illegal");
break; break;
} }
return 1; return 1;
} }
CPU_DISASSEMBLE(tx0_8kw)
{
std::ostringstream stream;
offs_t result = internal_disasm_tx0_8kw(device, stream, pc, oprom, opram, options);
std::string stream_str = stream.str();
strcpy(buffer, stream_str.c_str());
return result;
}