Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-05-31 10:01:51 +03:00
Code Issues Actions 4 Packages Projects Releases Wiki Activity

Fix DASM

Browse Source
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
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

28
src/emu/cpu/scudsp/scudspdasm.c
View File

@ -4,12 +4,36 @@
CPU_DISASSEMBLE( scudsp )
{
UINT32 op = oprom[0];
UINT32 op = oprom[0]<<24|oprom[1]<<16|oprom[2]<<8|oprom[3]<<0;
unsigned size = 1;
// 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:
sprintf(buffer, "???");
break;