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Moved common memory primitives to new VirtualMemory class.

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This commit is contained in:
XMRig 2019-06-02 19:43:56 +07:00
parent 4b3592f60f
commit fc655d1b8d
10 changed files with 242 additions and 72 deletions
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26
src/Mem_win.cpp
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@ -33,8 +33,9 @@
#include "base/io/log/Log.h"
#include "common/utils/mm_malloc.h"
#include "common/xmrig.h"
#include "crypto/CryptoNight.h"
#include "crypto/common/VirtualMemory.h"
#include "crypto/CryptoNight_constants.h"
#include "crypto/CryptoNight.h"
#include "Mem.h"
@ -163,7 +164,7 @@ void Mem::allocate(MemInfo &info, bool enabled)
return;
}
info.memory = static_cast<uint8_t*>(VirtualAlloc(nullptr, info.size, MEM_COMMIT | MEM_RESERVE | MEM_LARGE_PAGES, PAGE_READWRITE));
info.memory = static_cast<uint8_t*>(xmrig::VirtualMemory::allocateLargePagesMemory(info.size));
if (info.memory) {
info.hugePages = info.pages;
@ -177,28 +178,9 @@ void Mem::allocate(MemInfo &info, bool enabled)
void Mem::release(MemInfo &info)
{
if (info.hugePages) {
VirtualFree(info.memory, 0, MEM_RELEASE);
xmrig::VirtualMemory::freeLargePagesMemory(info.memory, info.size);
}
else {
_mm_free(info.memory);
}
}
void *Mem::allocateExecutableMemory(size_t size)
{
return VirtualAlloc(nullptr, size, MEM_COMMIT | MEM_RESERVE, PAGE_EXECUTE_READWRITE);
}
void Mem::protectExecutableMemory(void *p, size_t size)
{
DWORD oldProtect;
VirtualProtect(p, size, PAGE_EXECUTE_READ, &oldProtect);
}
void Mem::flushInstructionCache(void *p, size_t size)
{
::FlushInstructionCache(GetCurrentProcess(), p, size);
}