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Display dialog when CPU doesn't support AVX/AVX2.

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This commit is contained in:
Bartosz Taudul 2018-08-19 22:20:08 +02:00
parent 7fc1729f3b
commit aefa2a9573
4 changed files with 63 additions and 0 deletions
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1
profiler/build/win32/Tracy.vcxproj
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@ -114,6 +114,7 @@
<EnableEnhancedInstructionSet Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">NotSet</EnableEnhancedInstructionSet>
<EnableEnhancedInstructionSet Condition="'$(Configuration)|$(Platform)'=='Release|x64'">NotSet</EnableEnhancedInstructionSet>
</ClCompile>
<ClCompile Include="..\..\src\winmainArchDiscovery.cpp" />
</ItemGroup>
<ItemGroup>
<ClInclude Include="..\..\..\common\TracyAlign.hpp" />

3
profiler/build/win32/Tracy.vcxproj.filters
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@ -78,6 +78,9 @@
<ClCompile Include="..\..\src\winmain.cpp">
<Filter>src</Filter>
</ClCompile>
<ClCompile Include="..\..\src\winmainArchDiscovery.cpp">
<Filter>src</Filter>
</ClCompile>
</ItemGroup>
<ItemGroup>
<ClInclude Include="..\..\..\common\tracy_lz4.hpp">

37
profiler/src/winmain.cpp
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@ -1,11 +1,48 @@
#ifdef _WIN32
# include <windows.h>
# include <stdlib.h>
# include <intrin.h>
# include <stdint.h>
namespace tracy
{
bool DiscoveryAVX();
bool DiscoveryAVX2();
}
int main( int argc, char** argv );
int WINAPI WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpszCmd, int nCmd )
{
{
uint32_t regs[4];
__cpuidex( (int*)regs, 0, 0 );
const uint32_t maxLeaf = regs[0];
bool cpuHasAVX = false;
bool cpuHasAVX2 = false;
if( maxLeaf >= 1 )
{
__cpuidex( (int*)regs, 1, 0 );
cpuHasAVX = ( regs[2] & 0x10000000 ) != 0;
}
if( maxLeaf >= 7 )
{
__cpuidex( (int*)regs, 7, 0 );
cpuHasAVX2 = ( regs[1] & 0x00000020 ) != 0;
}
if( tracy::DiscoveryAVX2() && !cpuHasAVX2 )
{
MessageBoxA( nullptr, "This program is compiled with AVX2 instruction set, but your CPU doesn't support it. You must recompile with lower instruction set.\n\nIn Visual Studio go to Project properties -> C/C++ -> Code Generation -> Enable Enhanced Instruction Set and select appropriate value for your CPU.", "Wrong CPU architecture", MB_ICONERROR );
return 0;
}
if( tracy::DiscoveryAVX() && !cpuHasAVX )
{
MessageBoxA( nullptr, "This program is compiled with AVX instruction set, but your CPU doesn't support it. You must recompile with lower instruction set.\n\nIn Visual Studio go to Project properties -> C/C++ -> Code Generation -> Enable Enhanced Instruction Set and select appropriate value for your CPU.", "Wrong CPU architecture", MB_ICONERROR );
return 0;
}
}
return main( __argc, __argv );
}
#endif

22
profiler/src/winmainArchDiscovery.cpp Normal file
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@ -0,0 +1,22 @@
#ifdef _WIN32
namespace tracy
{
bool DiscoveryAVX()
{
#ifdef __AVX__
return true;
#else
return false;
#endif
}
bool DiscoveryAVX2()
{
#ifdef __AVX2__
return true;
#else
return false;
#endif
}
}
#endif