Files
Xenia-Canary/src/xenia/base/main_init_win.cc

42 lines
1.4 KiB
C++

/**
******************************************************************************
* Xenia : Xbox 360 Emulator Research Project *
******************************************************************************
* Copyright 2014 Ben Vanik. All rights reserved. *
* Released under the BSD license - see LICENSE in the root for more details. *
******************************************************************************
*/
#include "xenia/base/platform_win.h"
#include <cstdlib>
// Includes Windows headers, so it goes after platform_win.h.
#include "third_party/xbyak/xbyak/xbyak_util.h"
class StartupAvxCheck {
public:
StartupAvxCheck() {
Xbyak::util::Cpu cpu;
if (cpu.has(Xbyak::util::Cpu::tAVX)) {
return;
}
// TODO(gibbed): detect app type and printf instead, if needed?
MessageBoxA(
nullptr,
"Your CPU does not support AVX, which is required by Xenia. See the "
"FAQ for system requirements at https://xenia.jp",
"Xenia Error", MB_OK | MB_ICONERROR | MB_SETFOREGROUND);
ExitProcess(static_cast<uint32_t>(-1));
}
};
// This is a hack to get an instance of StartupAvxCheck
// constructed before any initialization code,
// where the AVX check then happens in the constructor.
//
// https://docs.microsoft.com/en-us/cpp/preprocessor/init-seg
#pragma warning(suppress : 4073)
#pragma init_seg(lib)
static StartupAvxCheck gStartupAvxCheck;