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Atomic operations library.

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git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@3775 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
Nolan Check
2009-07-13 05:38:34 +00:00
parent 3070e159c6
commit d779554ff3
10 changed files with 258 additions and 115 deletions
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11
Source/Core/VideoCommon/Src/Fifo.cpp
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@ -23,6 +23,7 @@
#endif
#include "MemoryUtil.h"
#include "Thread.h"
#include "Atomic.h"
#include "OpcodeDecoding.h"
#include "Fifo.h"
@ -151,7 +152,7 @@ void Fifo_EnterLoop(const SVideoInitialize &video_initialize)
// check if we are able to run this buffer
if ((_fifo.bFF_GPReadEnable) && _fifo.CPReadWriteDistance && !(_fifo.bFF_BPEnable && _fifo.bFF_Breakpoint))
{
Common::SyncInterlockedExchange((LONG*)&_fifo.CPReadIdle, 0);
Common::AtomicStore(_fifo.CPReadIdle, 0);
//video_initialize.pLog("RUN...........................",FALSE);
int peek_counter = 0;
while (_fifo.bFF_GPReadEnable && _fifo.CPReadWriteDistance)
@ -175,7 +176,7 @@ void Fifo_EnterLoop(const SVideoInitialize &video_initialize)
if (readPtr == _fifo.CPBreakpoint)
{
video_initialize.pLog("!!! BP irq raised",FALSE);
Common::SyncInterlockedExchange((LONG*)&_fifo.bFF_Breakpoint, 1);
Common::AtomicStore(_fifo.bFF_Breakpoint, 1);
video_initialize.pUpdateInterrupts();
break;
@ -210,11 +211,11 @@ void Fifo_EnterLoop(const SVideoInitialize &video_initialize)
}
// Execute new instructions found in uData
Video_SendFifoData(uData, distToSend);
Common::SyncInterlockedExchange((LONG*)&_fifo.CPReadPointer, readPtr);
Common::SyncInterlockedExchangeAdd((LONG*)&_fifo.CPReadWriteDistance, -distToSend);
Common::AtomicStore(_fifo.CPReadPointer, readPtr);
Common::AtomicAdd(_fifo.CPReadWriteDistance, -distToSend);
}
//video_initialize.pLog("..........................IDLE",FALSE);
Common::SyncInterlockedExchange((LONG*)&_fifo.CPReadIdle, 1);
Common::AtomicStore(_fifo.CPReadIdle, 1);
}
s_criticalFifo.Leave();
}