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mvu: use static array for dispatcher code 

I don't understand why but standard mmap blew up Vtune
This commit is contained in:
Gregory Hainaut 2016-11-25 21:18:49 +01:00
parent 7ec8c7f9fe
commit 4fca5f4d88
1 changed files with 12 additions and 7 deletions
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17
pcsx2/x86/microVU.cpp
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@ -23,6 +23,8 @@
//------------------------------------------------------------------
// Micro VU - Main Functions
//------------------------------------------------------------------
static u8 __pagealigned vu0_RecDispatchers[mVUdispCacheSize];
static u8 __pagealigned vu1_RecDispatchers[mVUdispCacheSize];
static __fi void mVUthrowHardwareDeficiency(const wxChar* extFail, int vuIndex) {
throw Exception::HardwareDeficiency()
@ -63,9 +65,8 @@ void mVUinit(microVU& mVU, uint vuIndex) {
mVUreserveCache(mVU);
mVU.dispCache = SysMmapEx(0, mVUdispCacheSize, 0,(mVU.index ? "Micro VU1 Dispatcher" : "Micro VU0 Dispatcher"));
if (!mVU.dispCache) throw Exception::OutOfMemory (mVU.index ? L"Micro VU1 Dispatcher" : L"Micro VU0 Dispatcher");
memset(mVU.dispCache, 0xcc, mVUdispCacheSize);
if (vuIndex) mVU.dispCache = vu1_RecDispatchers;
else mVU.dispCache = vu0_RecDispatchers;
mVU.regAlloc.reset(new microRegAlloc(mVU.index));
}
@ -76,8 +77,8 @@ void mVUreset(microVU& mVU, bool resetReserve) {
// Restore reserve to uncommitted state
if (resetReserve) mVU.cache_reserve->Reset();
if (mVU.index) Perf::any.map((uptr)&mVU.dispCache, mVUdispCacheSize, "mVU1 Dispatcher");
else Perf::any.map((uptr)&mVU.dispCache, mVUdispCacheSize, "mVU0 Dispatcher");
HostSys::MemProtect(mVU.dispCache, mVUdispCacheSize, PageAccess_ReadWrite());
memset(mVU.dispCache, 0xcc, mVUdispCacheSize);
x86SetPtr(mVU.dispCache);
mVUdispatcherAB(mVU);
@ -116,13 +117,17 @@ void mVUreset(microVU& mVU, bool resetReserve) {
mVU.prog.quick[i].block = NULL;
mVU.prog.quick[i].prog = NULL;
}
HostSys::MemProtect(mVU.dispCache, mVUdispCacheSize, PageAccess_ExecOnly());
if (mVU.index) Perf::any.map((uptr)&mVU.dispCache, mVUdispCacheSize, "mVU1 Dispatcher");
else Perf::any.map((uptr)&mVU.dispCache, mVUdispCacheSize, "mVU0 Dispatcher");
}
// Free Allocated Resources
void mVUclose(microVU& mVU) {
safe_delete (mVU.cache_reserve);
SafeSysMunmap(mVU.dispCache, mVUdispCacheSize);
// Delete Programs and Block Managers
for (u32 i = 0; i < (mVU.progSize / 2); i++) {