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[RSP] installed REGIMM mnemonics matrix to the command stepper

This commit is contained in:
unknown 2015-06-19 23:59:36 -04:00
parent 55b3edd6d1
commit 2335b7b0e7
1 changed files with 34 additions and 28 deletions
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60
Source/RSP/RSP Command.c
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@ -814,6 +814,12 @@ static const char* mnemonics_special[8 << 3] = {
unused_op,unused_op,unused_op,unused_op,unused_op,unused_op,unused_op,unused_op,
unused_op,unused_op,unused_op,unused_op,unused_op,unused_op,unused_op,unused_op,
};/* 000 | 001 | 010 | 011 | 100 | 101 | 110 | 111 */
static const char* mnemonics_regimm[8 << 2] = {
"BLTZ" ,"BGEZ" ,unused_op,unused_op,unused_op,unused_op,unused_op,unused_op,
unused_op,unused_op,unused_op,unused_op,unused_op,unused_op,unused_op,unused_op,
"BLTZAL" ,"BGEZAL" ,unused_op,unused_op,unused_op,unused_op,unused_op,unused_op,
unused_op,unused_op,unused_op,unused_op,unused_op,unused_op,unused_op,unused_op,
};/* 000 | 001 | 010 | 011 | 100 | 101 | 110 | 111 */
char * RSPSpecialName ( DWORD OpCode, DWORD PC )
{
@ -916,34 +922,34 @@ char * RSPRegimmName ( DWORD OpCode, DWORD PC )
OPCODE command;
command.Hex = OpCode;
switch (command.rt)
if (strcmp(mnemonics_regimm[command.rt], unused_op) == 0)
{
case RSP_REGIMM_BLTZ:
sprintf(CommandName,"BLTZ\t%s, 0x%03X",GPR_Name(command.rs),
(PC + ((short)command.offset << 2) + 4) & 0xFFC);
break;
case RSP_REGIMM_BGEZ:
sprintf(CommandName,"BGEZ\t%s, 0x%03X",GPR_Name(command.rs),
(PC + ((short)command.offset << 2) + 4) & 0xFFC);
break;
case RSP_REGIMM_BLTZAL:
sprintf(CommandName,"BLTZAL\t%s, 0x%03X",GPR_Name(command.rs),
(PC + ((short)command.offset << 2) + 4) & 0xFFC);
break;
case RSP_REGIMM_BGEZAL:
if (command.rs == 0)
{
sprintf(CommandName,"BAL\t0x%03X",(PC + ((short)command.offset << 2) + 4) & 0xFFC);
}
else
{
sprintf(CommandName,"BGEZAL\t%s, 0x%03X",GPR_Name(command.rs),
(PC + ((short)command.offset << 2) + 4) & 0xFFC);
}
break;
default:
sprintf(CommandName,"RSP: Unknown\t%02X %02X %02X %02X",
command.Ascii[3],command.Ascii[2],command.Ascii[1],command.Ascii[0]);
sprintf(
CommandName,
"RSP: Unknown\t%02X %02X %02X %02X",
command.Ascii[3],
command.Ascii[2],
command.Ascii[1],
command.Ascii[0]
);
}
else if (command.rt == RSP_REGIMM_BGEZAL && command.rs == 0)
{ /* MIPS pseudo-instruction: BAL (Branch and Link) */
sprintf(
CommandName,
"BAL\t0x%03X",
(PC + ((short)command.offset << 2) + 4) & 0xFFC
);
}
else
{
sprintf(
CommandName,
"%s\t%s, 0x%03X",
mnemonics_regimm[command.rt],
GPR_Name(command.rs),
(PC + ((short)command.offset << 2) + 4) & 0xFFC
);
}
return CommandName;
}