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Fix: secure JIT and huge pages are incompatible on Windows

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This commit is contained in:
SChernykh 2020-12-14 18:22:58 +01:00
parent cc5c2c41be
commit f89f6a8abf
1 changed files with 9 additions and 3 deletions
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12
src/crypto/randomx/jit_compiler_x86.cpp
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@ -175,11 +175,11 @@ namespace randomx {
} }
void JitCompilerX86::enableWriting() const { void JitCompilerX86::enableWriting() const {
xmrig::VirtualMemory::protectRW(allocatedCode, allocatedSize); xmrig::VirtualMemory::protectRW(code, CodeSize);
} }
void JitCompilerX86::enableExecution() const { void JitCompilerX86::enableExecution() const {
xmrig::VirtualMemory::protectRX(allocatedCode, allocatedSize); xmrig::VirtualMemory::protectRX(code, CodeSize);
} }
static inline void cpuid(uint32_t level, int32_t output[4]) static inline void cpuid(uint32_t level, int32_t output[4])
@ -213,7 +213,13 @@ namespace randomx {
hasXOP = ((info[2] & (1 << 11)) != 0); hasXOP = ((info[2] & (1 << 11)) != 0);
allocatedSize = CodeSize * 2; allocatedSize = CodeSize * 2;
allocatedCode = static_cast<uint8_t*>(allocExecutableMemory(allocatedSize, hugePagesJIT && hugePagesEnable)); allocatedCode = static_cast<uint8_t*>(allocExecutableMemory(allocatedSize,
# ifdef XMRIG_SECURE_JIT
false
# else
hugePagesJIT && hugePagesEnable
# endif
));
// Shift code base address to improve caching - all threads will use different L2/L3 cache sets // Shift code base address to improve caching - all threads will use different L2/L3 cache sets
code = allocatedCode + (codeOffset.fetch_add(codeOffsetIncrement) % CodeSize); code = allocatedCode + (codeOffset.fetch_add(codeOffsetIncrement) % CodeSize);