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Diffstat (limited to 'test/Driver/cuda-detect.cu')
-rw-r--r-- | test/Driver/cuda-detect.cu | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/test/Driver/cuda-detect.cu b/test/Driver/cuda-detect.cu new file mode 100644 index 000000000000..d8fba06605e9 --- /dev/null +++ b/test/Driver/cuda-detect.cu @@ -0,0 +1,64 @@ +// REQUIRES: clang-driver +// REQUIRES: x86-registered-target +// REQUIRES: nvptx-registered-target +// +// # Check that we properly detect CUDA installation. +// RUN: %clang -v --target=i386-unknown-linux \ +// RUN: --sysroot=%S/no-cuda-there 2>&1 | FileCheck %s -check-prefix NOCUDA +// RUN: %clang -v --target=i386-unknown-linux \ +// RUN: --sysroot=%S/Inputs/CUDA 2>&1 | FileCheck %s +// RUN: %clang -v --target=i386-unknown-linux \ +// RUN: --cuda-path=%S/Inputs/CUDA/usr/local/cuda 2>&1 | FileCheck %s + +// Make sure we map libdevice bitcode files to proper GPUs. +// RUN: %clang -### -v --target=i386-unknown-linux --cuda-gpu-arch=sm_21 \ +// RUN: --cuda-path=%S/Inputs/CUDA/usr/local/cuda %s 2>&1 \ +// RUN: | FileCheck %s -check-prefix COMMON \ +// RUN: -check-prefix LIBDEVICE -check-prefix LIBDEVICE21 +// RUN: %clang -### -v --target=i386-unknown-linux --cuda-gpu-arch=sm_35 \ +// RUN: --cuda-path=%S/Inputs/CUDA/usr/local/cuda %s 2>&1 \ +// RUN: | FileCheck %s -check-prefix COMMON -check-prefix CUDAINC \ +// RUN: -check-prefix LIBDEVICE -check-prefix LIBDEVICE35 +// Verify that -nocudainc prevents adding include path to CUDA headers. +// RUN: %clang -### -v --target=i386-unknown-linux --cuda-gpu-arch=sm_35 \ +// RUN: -nocudainc --cuda-path=%S/Inputs/CUDA/usr/local/cuda %s 2>&1 \ +// RUN: | FileCheck %s -check-prefix COMMON -check-prefix NOCUDAINC \ +// RUN: -check-prefix LIBDEVICE -check-prefix LIBDEVICE35 +// We should not add any CUDA include paths if there's no valid CUDA installation +// RUN: %clang -### -v --target=i386-unknown-linux --cuda-gpu-arch=sm_35 \ +// RUN: --cuda-path=%S/no-cuda-there %s 2>&1 \ +// RUN: | FileCheck %s -check-prefix COMMON -check-prefix NOCUDAINC + +// Verify that no options related to bitcode linking are passes if +// there's no bitcode file. +// RUN: %clang -### -v --target=i386-unknown-linux --cuda-gpu-arch=sm_30 \ +// RUN: --cuda-path=%S/Inputs/CUDA/usr/local/cuda %s 2>&1 \ +// RUN: | FileCheck %s -check-prefix COMMON -check-prefix NOLIBDEVICE +// .. or if we explicitly passed -nocudalib +// RUN: %clang -### -v --target=i386-unknown-linux --cuda-gpu-arch=sm_35 \ +// RUN: -nocudalib --cuda-path=%S/Inputs/CUDA/usr/local/cuda %s 2>&1 \ +// RUN: | FileCheck %s -check-prefix COMMON -check-prefix NOLIBDEVICE +// Verify that we don't add include paths, link with libdevice or +// -include __clang_cuda_runtime_wrapper.h without valid CUDA installation. +// RUN: %clang -### -v --target=i386-unknown-linux --cuda-gpu-arch=sm_35 \ +// RUN: --cuda-path=%S/no-cuda-there %s 2>&1 \ +// RUN: | FileCheck %s -check-prefix COMMON \ +// RUN: -check-prefix NOCUDAINC -check-prefix NOLIBDEVICE + +// CHECK: Found CUDA installation: {{.*}}/Inputs/CUDA/usr/local/cuda +// NOCUDA-NOT: Found CUDA installation: + +// COMMON: "-triple" "nvptx-nvidia-cuda" +// COMMON-SAME: "-fcuda-is-device" +// LIBDEVICE-SAME: "-mlink-cuda-bitcode" +// NOLIBDEVICE-NOT: "-mlink-cuda-bitcode" +// LIBDEVICE21-SAME: libdevice.compute_20.10.bc +// LIBDEVICE35-SAME: libdevice.compute_35.10.bc +// NOLIBDEVICE-NOT: libdevice.compute_{{.*}}.bc +// LIBDEVICE-SAME: "-target-feature" "+ptx42" +// NOLIBDEVICE-NOT: "-target-feature" "+ptx42" +// CUDAINC-SAME: "-internal-isystem" "{{.*}}/Inputs/CUDA/usr/local/cuda/include" +// NOCUDAINC-NOT: "-internal-isystem" "{{.*}}/cuda/include" +// CUDAINC-SAME: "-include" "__clang_cuda_runtime_wrapper.h" +// NOCUDAINC-NOT: "-include" "__clang_cuda_runtime_wrapper.h" +// COMMON-SAME: "-x" "cuda" |