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Changed MOVDDUP to use MOVSD on non-SSE3 CPU's. 

Added DMA wait time under DSP HLE mode.

Fixes Knockout Kings 2003.
This commit is contained in:
skidau 2012-06-02 10:06:47 +10:00
parent 99b7c91df5
commit b0d271db3c
3 changed files with 20 additions and 7 deletions
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2
Source/Core/Common/Src/x64Emitter.cpp
View File

@ -1321,7 +1321,7 @@ void XEmitter::MOVDDUP(X64Reg regOp, OpArg arg)
{
// Simulate this instruction with SSE2 instructions
if (!arg.IsSimpleReg(regOp))
MOVQ_xmm(regOp, arg); // MOVSD better?
MOVSD(regOp, arg);
UNPCKLPD(regOp, R(regOp));
}
}

8
Source/Core/Core/Src/HW/DSP.cpp
View File

@ -436,7 +436,8 @@ void Write16(const u16 _Value, const u32 _Address)
if (tmpControl.ARAM) g_dspState.DSPControl.ARAM = 0;
if (tmpControl.DSP) g_dspState.DSPControl.DSP = 0;
// g_ARAM (line below should be commented out to emulate the DMA wait time)
// Tracking DMAState fixes Knockout Kings 2003 in DSP HLE mode
if (GetDSPEmulator()->IsLLE())
g_dspState.DSPControl.DMAState = 0; // keep g_ARAM DMA State zero
// unknown
@ -700,8 +701,9 @@ void Do_ARAM_DMA()
// seems like a good estimate
CoreTiming::ScheduleEvent_Threadsafe(g_arDMA.Cnt.count >> 1, et_GenerateDSPInterrupt, INT_ARAM | (1<<16));
// Uncomment the line below to emulate the DMA wait time.
//g_dspState.DSPControl.DMAState = 1;
// Emulating the DMA wait time fixes Knockout Kings 2003 in DSP HLE mode
if (!GetDSPEmulator()->IsLLE())
g_dspState.DSPControl.DMAState = 1;
// Real hardware DMAs in 32byte chunks, but we can get by with 8byte chunks
if (g_arDMA.Cnt.dir)

13
Source/Core/Core/Src/PowerPC/Jit64/Jit_FloatingPoint.cpp
View File

@ -24,6 +24,7 @@
#include "Jit.h"
#include "JitRegCache.h"
#include "CPUDetect.h"
const u64 GC_ALIGNED16(psSignBits2[2]) = {0x8000000000000000ULL, 0x8000000000000000ULL};
const u64 GC_ALIGNED16(psAbsMask2[2]) = {0x7FFFFFFFFFFFFFFFULL, 0x7FFFFFFFFFFFFFFFULL};
@ -64,10 +65,20 @@ void Jit64::fp_tri_op(int d, int a, int b, bool reversible, bool dupe, void (XEm
(this->*op)(XMM0, Gen::R(XMM1));
MOVSD(fpr.RX(d), Gen::R(XMM0));
}
if (dupe) {
if (dupe)
{
ForceSinglePrecisionS(fpr.RX(d));
if (cpu_info.bSSE3)
{
MOVDDUP(fpr.RX(d), fpr.R(d));
}
else
{
if (!fpr.R(d).IsSimpleReg(fpr.RX(d)))
MOVQ_xmm(fpr.RX(d), fpr.R(d));
UNPCKLPD(fpr.RX(d), R(fpr.RX(d)));
}
}
fpr.UnlockAll();
}