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Implemented unified cryptonight and RandomX scratchpad memory.

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This commit is contained in:
XMRig
2019-07-17 04:33:11 +07:00
parent 5699147aab
commit 20313cbc56
30 changed files with 434 additions and 297 deletions
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31
src/crypto/common/VirtualMemory_win.cpp
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@@ -32,6 +32,37 @@
#include "crypto/common/VirtualMemory.h"
xmrig::VirtualMemory::VirtualMemory(size_t size, bool hugePages, size_t align) :
m_size(VirtualMemory::align(size))
{
if (hugePages) {
m_scratchpad = static_cast<uint8_t*>(allocateLargePagesMemory(m_size));
if (m_scratchpad) {
m_flags |= HUGEPAGES;
return;
}
}
m_scratchpad = static_cast<uint8_t*>(_mm_malloc(m_size, align));
}
xmrig::VirtualMemory::~VirtualMemory()
{
if (!m_scratchpad) {
return;
}
if (isHugePages()) {
freeLargePagesMemory(m_scratchpad, m_size);
}
else {
_mm_free(m_scratchpad);
}
}
void *xmrig::VirtualMemory::allocateExecutableMemory(size_t size)
{
return VirtualAlloc(nullptr, size, MEM_COMMIT | MEM_RESERVE, PAGE_EXECUTE_READWRITE);