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Merge pull request #1676 from FioraAeterna/allocatefifo 

FIFO: allocate slightly more for SIMD vertex loader overreads
This commit is contained in:
shuffle2 2014-12-10 12:35:36 -08:00
parent 4c139ca7cc 3effd08843
commit ef34761a51
1 changed files with 3 additions and 2 deletions
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5
Source/Core/VideoCommon/Fifo.cpp
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@ -94,7 +94,8 @@ void Fifo_PauseAndLock(bool doLock, bool unpauseOnUnlock)
void Fifo_Init() void Fifo_Init()
{ {
s_video_buffer = (u8*)AllocateMemoryPages(FIFO_SIZE); // Padded so that SIMD overreads in the vertex loader are safe
s_video_buffer = (u8*)AllocateMemoryPages(FIFO_SIZE + 4);
ResetVideoBuffer(); ResetVideoBuffer();
GpuRunningState = false; GpuRunningState = false;
Common::AtomicStore(CommandProcessor::VITicks, CommandProcessor::m_cpClockOrigin); Common::AtomicStore(CommandProcessor::VITicks, CommandProcessor::m_cpClockOrigin);
@ -103,7 +104,7 @@ void Fifo_Init()
void Fifo_Shutdown() void Fifo_Shutdown()
{ {
if (GpuRunningState) PanicAlert("Fifo shutting down while active"); if (GpuRunningState) PanicAlert("Fifo shutting down while active");
FreeMemoryPages(s_video_buffer, FIFO_SIZE); FreeMemoryPages(s_video_buffer, FIFO_SIZE + 4);
s_video_buffer = nullptr; s_video_buffer = nullptr;
s_video_buffer_write_ptr = nullptr; s_video_buffer_write_ptr = nullptr;
s_video_buffer_pp_read_ptr = nullptr; s_video_buffer_pp_read_ptr = nullptr;