mirror of https://github.com/PCSX2/pcsx2.git
48 lines
1.6 KiB
C++
48 lines
1.6 KiB
C++
// SPDX-FileCopyrightText: 2002-2024 PCSX2 Dev Team
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// SPDX-License-Identifier: GPL-3.0+
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#if defined(_WIN32) && defined(_MSC_VER)
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#include "pcsx2/VMManager.h"
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#include "common/RedtapeWindows.h"
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#pragma optimize("", off)
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// The problem with AVX2 builds on Windows, is that MSVC generates AVX instructions for zeroing memory,
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// which is pretty common in our global object constructors. So, we have to use a special object which
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// gets initialized before all other global objects, that does the hardware check, and terminates the
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// process before main() or any of the other objects are constructed (which would subsequently crash).
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struct EarlyHardwareCheckObject
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{
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EarlyHardwareCheckObject()
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{
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const char* error;
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if (VMManager::PerformEarlyHardwareChecks(&error))
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return;
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// we can't use StringUtil::UTF8StringToWideString because *that* constructor uses AVX..
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const int error_len = static_cast<int>(std::strlen(error));
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int wlen = MultiByteToWideChar(CP_UTF8, 0, error, error_len, nullptr, 0);
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if (wlen > 0)
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{
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wchar_t* werror = static_cast<wchar_t*>(HeapAlloc(GetProcessHeap(), 0, sizeof(wchar_t) * (error_len + 1)));
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if (werror && (wlen = MultiByteToWideChar(CP_UTF8, 0, error, error_len, werror, wlen)) > 0)
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{
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werror[wlen] = 0;
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MessageBoxW(NULL, werror, L"Hardware Check Failed", MB_ICONERROR);
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HeapFree(GetProcessHeap(), 0, werror);
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}
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}
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TerminateProcess(GetCurrentProcess(), 0xFFFFFFFF);
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}
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};
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#pragma warning(disable : 4075) // warning C4075: initializers put in unrecognized initialization area
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#pragma init_seg(".CRT$XCT")
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EarlyHardwareCheckObject s_hardware_checker;
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#pragma optimize("", on)
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#endif
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