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a little simplification for the dlist id and a little correction to YieldProcessor in windows.

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in windows sleep(0) behaves more like what is defined in the yield instruction so use it instead. In my amd 6 core system brings a nice 8% speedup so please test I'm interested in knowing the behavior in different systems.

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@7261 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
Rodolfo Osvaldo Bogado 2011-02-27 18:06:55 +00:00
parent d56390407f
commit ccc12c6950
2 changed files with 5 additions and 13 deletions
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3
Source/Core/Common/Src/Thread.h
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@ -133,14 +133,13 @@ void SetCurrentThreadAffinity(u32 mask);
void SleepCurrentThread(int ms);
void SwitchCurrentThread(); // On Linux, this is equal to sleep 1ms
// YieldCPU: This function is only effective on HyperThreading CPU
// Use this function during a spin-wait to make the current thread
// relax while another thread is working. This may be more efficient
// than using events because event functions use kernel calls.
inline void YieldCPU()
{
#ifdef _WIN32
YieldProcessor();
Sleep(0);
#elif defined(_M_IX86) || defined(_M_X64)
usleep(1);
#endif

15
Source/Core/VideoCommon/Src/DLCache.cpp
View File

@ -213,27 +213,20 @@ inline u64 CreateMapId(u32 address, u32 size)
inline u64 CreateVMapId(u32 VATUSED)
{
u64 vmap_id = 0;
u64 vmap_id = 0x9368e53c2f6af274 ^ g_VtxDesc.Hex;
for(int i = 0; i < 8 ; i++)
{
if(VATUSED & (1 << i))
{
if(vmap_id != 0)
{
vmap_id ^= (((u64)g_VtxAttr[i].g0.Hex) | (((u64)g_VtxAttr[i].g1.Hex) << 32)) ^ (((u64)g_VtxAttr[i].g2.Hex) << 16);
}
else
{
vmap_id = (((u64)g_VtxAttr[i].g0.Hex) | (((u64)g_VtxAttr[i].g1.Hex) << 32)) ^ (((u64)g_VtxAttr[i].g2.Hex) << 16);
}
vmap_id ^= (((u64)g_VtxAttr[i].g0.Hex) | (((u64)g_VtxAttr[i].g1.Hex) << 32)) ^ (((u64)g_VtxAttr[i].g2.Hex) << i);
}
}
for(int i = 0; i < 12; i++)
{
if(VATUSED & (1 << (i + 16)))
vmap_id = vmap_id ^ ((u64)cached_arraybases[i]) ^ (((u64)arraystrides[i]) << 16);
vmap_id ^= (((u64)cached_arraybases[i]) ^ (((u64)arraystrides[i]) << i));
}
return vmap_id ^ g_VtxDesc.Hex;
return vmap_id;
}
typedef std::map<u64, CachedDisplayList> DLMap;