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command stream work

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disassemble call/jump/ret instructions
prepare for relocation
implement loop (but it doesn't work)
This commit is contained in:
tildearrow 2025-04-03 05:09:40 -05:00
parent 20f322d78c
commit 28f8423f23
4 changed files with 87 additions and 18 deletions
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35
src/gui/csPlayer.cpp
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@ -94,6 +94,41 @@ String disasmCmd(unsigned char* buf, size_t bufLen, unsigned int addr) {
case 0xec: case 0xed: case 0xee: case 0xef:
return fmt::sprintf("qwait (%d)",(int)(buf[addr]-0xe0));
break;
case 0xf0:
if (addr+3>=bufLen) return "???";
return fmt::sprintf("opt %.2x%.2x%.2x",(int)buf[addr+1],(int)buf[addr+2],(int)buf[addr+3]);
break;
case 0xf1:
return "nop";
break;
case 0xf4:
if (addr+2>=bufLen) return "???";
return fmt::sprintf("callsym %.4x",(int)(buf[addr+1]|(buf[addr+2]<<8)));
break;
case 0xf5:
if (addr+4>=bufLen) return "???";
return fmt::sprintf("call %.8x",(unsigned int)(buf[addr+1]|(buf[addr+2]<<8)|(buf[addr+3]<<16)|(buf[addr+4]<<24)));
break;
case 0xf6:
if (addr+4>=bufLen) return "???";
return fmt::sprintf("callb32 %.8x",(unsigned int)(buf[addr+1]|(buf[addr+2]<<8)|(buf[addr+3]<<16)|(buf[addr+4]<<24)));
break;
case 0xf7:
return "CMD";
break;
case 0xf8:
if (addr+2>=bufLen) return "???";
return fmt::sprintf("callb16 %.4x",(int)(buf[addr+1]|(buf[addr+2]<<8)));
break;
case 0xf9:
return "ret";
break;
case 0xfa:
return fmt::sprintf("jmp %.8x",(unsigned int)(buf[addr+1]|(buf[addr+2]<<8)|(buf[addr+3]<<16)|(buf[addr+4]<<24)));
break;
case 0xfb:
return fmt::sprintf("rate %.8x",(unsigned int)(buf[addr+1]|(buf[addr+2]<<8)|(buf[addr+3]<<16)|(buf[addr+4]<<24)));
break;
case 0xfc:
if (addr+2>=bufLen) return "???";
return fmt::sprintf("waits %d",(int)(buf[addr+1]|(buf[addr+2]<<8)));