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Added an external exception check when the CPU writes to the FIFO. This allows the CPU time to service FIFO overflows. Fixes random hangs caused by FIFO overflows and desyncs like in "The Last Story" and "Battalion Wars 2". Thanks to marcosvitali for the research.

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Fixes issue 5209.
Fixes issue 5150.
Fixes issue 5055.
Fixes issue 4889.
Fixes issue 4061.
Fixes issue 4010.
Fixes issue 3902.
This commit is contained in:
skidau
2012-03-02 18:53:41 +11:00
parent ee09def802
commit 9e398fd418
14 changed files with 75 additions and 42 deletions
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3
Source/Core/VideoCommon/Src/Fifo.cpp
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@ -137,8 +137,7 @@ void RunGpuLoop()
CommandProcessor::SetCpStatus();
// check if we are able to run this buffer
while (!CommandProcessor::interruptWaiting && fifo.bFF_GPReadEnable &&
fifo.CPReadWriteDistance && (!AtBreakpoint() || CommandProcessor::OnOverflow))
while (!CommandProcessor::interruptWaiting && fifo.bFF_GPReadEnable && fifo.CPReadWriteDistance && !AtBreakpoint())
{
if (!GpuRunningState) break;