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DSPLLE - flags&stuff,xar->subarn,0x80 kinda figured out,... (experimental)

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git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@5174 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
Marko Pusljar
2010-03-08 21:25:35 +00:00
parent 76ad8db445
commit 70a712c065
14 changed files with 1351 additions and 1072 deletions
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22
Source/Core/DSPCore/Src/DSPIntExtOps.cpp
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@ -480,7 +480,27 @@ void zeroWriteBackLog()
{
// always make sure to have an extra entry at the end w/ -1 to avoid
// infinitive loops
for (int i = 0; writeBackLogIdx[i] != -1; i++)
for (int i = 0; writeBackLogIdx[i] != -1; i++) {
dsp_op_write_reg(writeBackLogIdx[i], 0);
}
}
//needed for 0x3... (at least)..., + clrl
//ex. corner case -> 0x4060: main opcode modifies .m, and extended .l -> .l shoudnt be zeroed because of .m write...
void zeroWriteBackLogPreserveAcc(u8 acc)
{
for (int i = 0; writeBackLogIdx[i] != -1; i++) {
// acc0
if ((acc == 0) &&
((writeBackLogIdx[i] == DSP_REG_ACL0) || (writeBackLogIdx[i] == DSP_REG_ACM0) || (writeBackLogIdx[i] == DSP_REG_ACH0)))
continue;
// acc1
if ((acc == 1) &&
((writeBackLogIdx[i] == DSP_REG_ACL1) || (writeBackLogIdx[i] == DSP_REG_ACM1) || (writeBackLogIdx[i] == DSP_REG_ACH1)))
continue;
dsp_op_write_reg(writeBackLogIdx[i], 0);
}
}