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Fix DASM

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This commit is contained in:
Angelo Salese 2013-10-08 22:11:05 +00:00
parent 6a4a74b2c1
commit 24ceb02563
1 changed files with 26 additions and 2 deletions
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28
src/emu/cpu/scudsp/scudspdasm.c
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@ -4,12 +4,36 @@
CPU_DISASSEMBLE( scudsp ) CPU_DISASSEMBLE( scudsp )
{ {
UINT32 op = oprom[0]; UINT32 op = oprom[0]<<24|oprom[1]<<16|oprom[2]<<8|oprom[3]<<0;
unsigned size = 1; unsigned size = 1;
// const char *sym, *sym2; // const char *sym, *sym2;
switch( op ) switch( op >> 30 )
{ {
case 0:
sprintf(buffer, "ALU OP");
break;
case 2:
sprintf(buffer, "MVI");
break;
case 3:
switch((op >> 28) & 3)
{
case 0:
sprintf(buffer, "DMA");
break;
case 1:
sprintf(buffer, "JMP");
break;
case 2:
sprintf(buffer, op & 0x8000000 ? "LPS" : "BTM");
break;
case 3:
sprintf(buffer, op & 0x8000000 ? "ENDI" : "END");
break;
}
break;
default: default:
sprintf(buffer, "???"); sprintf(buffer, "???");
break; break;