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Be pedantic about stack overflow on Linux and OS X.

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Add some magic to the fault handler to handle stack overflow due to BLR
optimization, and disable the optimization if fastmem is not enabled.
This commit is contained in:
comex 2014-09-15 23:03:07 -04:00
parent 755bd2c445
commit 7ad9027593
9 changed files with 174 additions and 23 deletions
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19
Source/Core/Common/MemoryUtil.cpp
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@ -158,6 +158,25 @@ void FreeAlignedMemory(void* ptr)
}
}
void ReadProtectMemory(void* ptr, size_t size)
{
bool error_occurred = false;
#ifdef _WIN32
DWORD oldValue;
if (!VirtualProtect(ptr, size, PAGE_NOACCESS, &oldValue))
error_occurred = true;
#else
int retval = mprotect(ptr, size, PROT_NONE);
if (retval != 0)
error_occurred = true;
#endif
if (error_occurred)
PanicAlert("ReadProtectMemory failed!\n%s", GetLastErrorMsg());
}
void WriteProtectMemory(void* ptr, size_t size, bool allowExecute)
{
bool error_occurred = false;