gtbercea updated this revision to Diff 138260.
gtbercea added a comment.
Improve test robustness for the case when CUDA libdevice cannot be found.
Check that the warning is not emitted when the bc lib is found.
Repository:
rC Clang
https://reviews.llvm.org/D43197
Files:
test/Driver/Inputs/libomptarget/libomptarget-nvptx-sm_20.bc
test/Driver/openmp-offload-gpu.c
Index: test/Driver/openmp-offload-gpu.c
===================================================================
--- test/Driver/openmp-offload-gpu.c
+++ test/Driver/openmp-offload-gpu.c
@@ -148,17 +148,20 @@
/// Check that the runtime bitcode library is part of the compile line. Create
a bogus
/// bitcode library and add it to the LIBRARY_PATH.
// RUN: env LIBRARY_PATH=%S/Inputs/libomptarget %clang -### -fopenmp=libomp
-fopenmp-targets=nvptx64-nvidia-cuda \
-// RUN: -Xopenmp-target -march=sm_20 -fopenmp-relocatable-target -save-temps
\
-// RUN: -no-canonical-prefixes %s 2>&1 | FileCheck -check-prefix=CHK-BCLIB %s
+// RUN: -Xopenmp-target -march=sm_20
--cuda-path=%S/Inputs/CUDA_80/usr/local/cuda \
+// RUN: -fopenmp-relocatable-target -save-temps -no-canonical-prefixes %s
2>&1 \
+// RUN: | FileCheck -check-prefix=CHK-BCLIB %s
// CHK-BCLIB:
clang{{.*}}-triple{{.*}}nvptx64-nvidia-cuda{{.*}}-mlink-cuda-bitcode{{.*}}libomptarget-nvptx-sm_20.bc
+// CHK-BCLIB-NOT: No library 'libomptarget-nvptx-sm_20.bc' found in the
default clang lib directory or in LIBRARY_PATH. Expect degraded performance due
to no inlining of runtime functions on target devices.
/// ###########################################################################
/// Check that the warning is thrown when the libomptarget bitcode library is
not found.
/// Libomptarget requires sm_35 or newer so an sm_20 bitcode library should
never exist.
// RUN: %clang -### -fopenmp=libomp -fopenmp-targets=nvptx64-nvidia-cuda \
-// RUN: -Xopenmp-target -march=sm_20 -fopenmp-relocatable-target -save-temps
\
-// RUN: -no-canonical-prefixes %s 2>&1 | FileCheck
-check-prefix=CHK-BCLIB-WARN %s
+// RUN: -Xopenmp-target -march=sm_20
--cuda-path=%S/Inputs/CUDA_80/usr/local/cuda
+// RUN: -fopenmp-relocatable-target -save-temps -no-canonical-prefixes %s
2>&1 \
+// RUN: | FileCheck -check-prefix=CHK-BCLIB-WARN %s
// CHK-BCLIB-WARN: No library 'libomptarget-nvptx-sm_20.bc' found in the
default clang lib directory or in LIBRARY_PATH. Expect degraded performance due
to no inlining of runtime functions on target devices.
Index: test/Driver/openmp-offload-gpu.c
===================================================================
--- test/Driver/openmp-offload-gpu.c
+++ test/Driver/openmp-offload-gpu.c
@@ -148,17 +148,20 @@
/// Check that the runtime bitcode library is part of the compile line. Create a bogus
/// bitcode library and add it to the LIBRARY_PATH.
// RUN: env LIBRARY_PATH=%S/Inputs/libomptarget %clang -### -fopenmp=libomp -fopenmp-targets=nvptx64-nvidia-cuda \
-// RUN: -Xopenmp-target -march=sm_20 -fopenmp-relocatable-target -save-temps \
-// RUN: -no-canonical-prefixes %s 2>&1 | FileCheck -check-prefix=CHK-BCLIB %s
+// RUN: -Xopenmp-target -march=sm_20 --cuda-path=%S/Inputs/CUDA_80/usr/local/cuda \
+// RUN: -fopenmp-relocatable-target -save-temps -no-canonical-prefixes %s 2>&1 \
+// RUN: | FileCheck -check-prefix=CHK-BCLIB %s
// CHK-BCLIB: clang{{.*}}-triple{{.*}}nvptx64-nvidia-cuda{{.*}}-mlink-cuda-bitcode{{.*}}libomptarget-nvptx-sm_20.bc
+// CHK-BCLIB-NOT: No library 'libomptarget-nvptx-sm_20.bc' found in the default clang lib directory or in LIBRARY_PATH. Expect degraded performance due to no inlining of runtime functions on target devices.
/// ###########################################################################
/// Check that the warning is thrown when the libomptarget bitcode library is not found.
/// Libomptarget requires sm_35 or newer so an sm_20 bitcode library should never exist.
// RUN: %clang -### -fopenmp=libomp -fopenmp-targets=nvptx64-nvidia-cuda \
-// RUN: -Xopenmp-target -march=sm_20 -fopenmp-relocatable-target -save-temps \
-// RUN: -no-canonical-prefixes %s 2>&1 | FileCheck -check-prefix=CHK-BCLIB-WARN %s
+// RUN: -Xopenmp-target -march=sm_20 --cuda-path=%S/Inputs/CUDA_80/usr/local/cuda
+// RUN: -fopenmp-relocatable-target -save-temps -no-canonical-prefixes %s 2>&1 \
+// RUN: | FileCheck -check-prefix=CHK-BCLIB-WARN %s
// CHK-BCLIB-WARN: No library 'libomptarget-nvptx-sm_20.bc' found in the default clang lib directory or in LIBRARY_PATH. Expect degraded performance due to no inlining of runtime functions on target devices.
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