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Merge topic 'cuda-device-link-only-cuda'

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01c90d76a1 Merge branch 'backport-3.16-cuda-device-link-only-cuda'
7ffa42288e Merge branch 'backport-3.15-cuda-device-link-only-cuda'
071c4f1a2a CUDA: Do not device link if target has no CUDA usage

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !4191
This commit is contained in:
Brad King 2020-01-10 18:18:30 +00:00 committed by Kitware Robot
commit 4a010ee52b
4 changed files with 26 additions and 17 deletions
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34
Source/cmLinkLineDeviceComputer.cxx
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@ -183,29 +183,29 @@ bool requireDeviceLinking(cmGeneratorTarget& target, cmLocalGenerator& lg,
return cmIsOn(resolveDeviceSymbols);
}
if (const char* separableCompilation =
target.GetProperty("CUDA_SEPARABLE_COMPILATION")) {
if (cmIsOn(separableCompilation)) {
bool doDeviceLinking = false;
switch (target.GetType()) {
case cmStateEnums::SHARED_LIBRARY:
case cmStateEnums::MODULE_LIBRARY:
case cmStateEnums::EXECUTABLE:
doDeviceLinking = true;
break;
default:
break;
}
return doDeviceLinking;
}
}
// Determine if we have any dependencies that require
// us to do a device link step
cmGeneratorTarget::LinkClosure const* closure =
target.GetLinkClosure(config);
if (cmContains(closure->Languages, "CUDA")) {
if (const char* separableCompilation =
target.GetProperty("CUDA_SEPARABLE_COMPILATION")) {
if (cmIsOn(separableCompilation)) {
bool doDeviceLinking = false;
switch (target.GetType()) {
case cmStateEnums::SHARED_LIBRARY:
case cmStateEnums::MODULE_LIBRARY:
case cmStateEnums::EXECUTABLE:
doDeviceLinking = true;
break;
default:
break;
}
return doDeviceLinking;
}
}
cmComputeLinkInformation* pcli = target.GetLinkInformation(config);
if (pcli) {
cmLinkLineDeviceComputer deviceLinkComputer(

1
Tests/Cuda/CMakeLists.txt
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@ -9,6 +9,7 @@ ADD_TEST_MACRO(Cuda.MixedStandardLevels3 MixedStandardLevels3)
ADD_TEST_MACRO(Cuda.MixedStandardLevels4 MixedStandardLevels4)
ADD_TEST_MACRO(Cuda.MixedStandardLevels5 MixedStandardLevels5)
ADD_TEST_MACRO(Cuda.NotEnabled CudaNotEnabled)
ADD_TEST_MACRO(Cuda.SeparableCompCXXOnly SeparableCompCXXOnly)
ADD_TEST_MACRO(Cuda.Toolkit Toolkit)
ADD_TEST_MACRO(Cuda.IncludePathNoToolkit IncludePathNoToolkit)
ADD_TEST_MACRO(Cuda.ProperDeviceLibraries ProperDeviceLibraries)

3
Tests/Cuda/SeparableCompCXXOnly/CMakeLists.txt Normal file
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@ -0,0 +1,3 @@
project(SeparableCompCXXOnly LANGUAGES CXX CUDA)
set(CMAKE_CUDA_SEPARABLE_COMPILATION ON)
add_executable(SeparableCompCXXOnly main.cpp)

5
Tests/Cuda/SeparableCompCXXOnly/main.cpp Normal file
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@ -0,0 +1,5 @@
int main(int, char const* [])
{
return 0;
}