ROM dissasm "refresh" + RE + small fixes

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@4938 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
Marko Pusljar
2010-01-24 00:31:20 +00:00
parent 1f37bb2177
commit fbdf721e0e
11 changed files with 2434 additions and 325 deletions

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@ -126,6 +126,7 @@ void lsrn(const UDSPInstruction& opc);
void asrn(const UDSPInstruction& opc);
void dar(const UDSPInstruction& opc);
void iar(const UDSPInstruction& opc);
void xar(const UDSPInstruction& opc);
void sbclr(const UDSPInstruction& opc);
void sbset(const UDSPInstruction& opc);
void mov(const UDSPInstruction& opc);

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@ -41,6 +41,7 @@ const DSPOPCTemplate opcodes[] =
{"DAR", 0x0004, 0xfffc, DSPInterpreter::dar, nop, 1, 1, {{P_REG, 1, 0, 0, 0x0003}}, false},
{"IAR", 0x0008, 0xfffc, DSPInterpreter::iar, nop, 1, 1, {{P_REG, 1, 0, 0, 0x0003}}, false},
{"XAR", 0x000c, 0xfffc, DSPInterpreter::xar, nop, 1, 1, {{P_REG, 1, 0, 0, 0x0003}}, false},
{"ADDARN", 0x0010, 0xfff0, DSPInterpreter::addarn, nop, 1, 2, {{P_REG, 1, 0, 0, 0x0003}, {P_REG04, 1, 0, 2, 0x000c}}, false},

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@ -129,6 +129,16 @@ void iar(const UDSPInstruction& opc)
g_dsp.r[opc.hex & 0x3] = dsp_increment_addr_reg(opc.hex & 0x3);
}
// XAR $arD ?
// 0000 0000 0000 11dd
// $arD result somehow depends on $wrD
// unknown atm
// used in IPL ucode
void xar(const UDSPInstruction& opc)
{
// u8 dreg = opc.hex & 0x3;
}
// SBCLR #I
// 0001 0011 0000 0iii
// bit of status register $sr. Bit number is calculated by adding 6 to