| /// |
| /// Perform several driver tests for OpenMP offloading |
| /// |
| |
| // REQUIRES: clang-driver |
| // REQUIRES: x86-registered-target |
| // REQUIRES: powerpc-registered-target |
| // REQUIRES: nvptx-registered-target |
| |
| /// ########################################################################### |
| |
| /// Check -Xopenmp-target uses one of the archs provided when several archs are used. |
| // RUN: %clang -### -no-canonical-prefixes -fopenmp=libomp -fopenmp-targets=nvptx64-nvidia-cuda \ |
| // RUN: -Xopenmp-target -march=sm_35 -Xopenmp-target -march=sm_60 %s 2>&1 \ |
| // RUN: | FileCheck -check-prefix=CHK-FOPENMP-TARGET-ARCHS %s |
| |
| // CHK-FOPENMP-TARGET-ARCHS: ptxas{{.*}}" "--gpu-name" "sm_60" |
| // CHK-FOPENMP-TARGET-ARCHS: nvlink{{.*}}" "-arch" "sm_60" |
| |
| /// ########################################################################### |
| |
| /// Check -Xopenmp-target -march=sm_35 works as expected when two triples are present. |
| // RUN: %clang -### -no-canonical-prefixes -fopenmp=libomp \ |
| // RUN: -fopenmp-targets=powerpc64le-ibm-linux-gnu,nvptx64-nvidia-cuda \ |
| // RUN: -Xopenmp-target=nvptx64-nvidia-cuda -march=sm_35 %s 2>&1 \ |
| // RUN: | FileCheck -check-prefix=CHK-FOPENMP-TARGET-COMPILATION %s |
| |
| // CHK-FOPENMP-TARGET-COMPILATION: ptxas{{.*}}" "--gpu-name" "sm_35" |
| // CHK-FOPENMP-TARGET-COMPILATION: nvlink{{.*}}" "-arch" "sm_35" |
| |
| /// ########################################################################### |
| |
| /// Check cubin file generation and usage by nvlink |
| // RUN: %clang -### -no-canonical-prefixes -target powerpc64le-unknown-linux-gnu -fopenmp=libomp \ |
| // RUN: -fopenmp-targets=nvptx64-nvidia-cuda -save-temps %s 2>&1 \ |
| // RUN: | FileCheck -check-prefix=CHK-CUBIN-NVLINK %s |
| /// Check cubin file generation and usage by nvlink when toolchain has BindArchAction |
| // RUN: %clang -### -no-canonical-prefixes -target x86_64-apple-darwin17.0.0 -fopenmp=libomp \ |
| // RUN: -fopenmp-targets=nvptx64-nvidia-cuda %s 2>&1 \ |
| // RUN: | FileCheck -check-prefix=CHK-CUBIN-NVLINK %s |
| |
| // CHK-CUBIN-NVLINK: clang{{.*}}" "-o" "[[PTX:.*\.s]]" |
| // CHK-CUBIN-NVLINK-NEXT: ptxas{{.*}}" "--output-file" "[[CUBIN:.*\.cubin]]" {{.*}}"[[PTX]]" |
| // CHK-CUBIN-NVLINK-NEXT: nvlink{{.*}}" {{.*}}"[[CUBIN]]" |
| |
| /// ########################################################################### |
| |
| /// Check unbundlink of assembly file, cubin file generation and usage by nvlink |
| // RUN: touch %t.s |
| // RUN: %clang -### -target powerpc64le-unknown-linux-gnu -fopenmp=libomp -fopenmp-targets=nvptx64-nvidia-cuda \ |
| // RUN: -no-canonical-prefixes -save-temps %t.s 2>&1 \ |
| // RUN: | FileCheck -check-prefix=CHK-UNBUNDLING-PTXAS-CUBIN-NVLINK %s |
| |
| /// Use DAG to ensure that assembly file has been unbundled. |
| // CHK-UNBUNDLING-PTXAS-CUBIN-NVLINK-DAG: ptxas{{.*}}" "--output-file" "[[CUBIN:.*\.cubin]]" {{.*}}"[[PTX:.*\.s]]" |
| // CHK-UNBUNDLING-PTXAS-CUBIN-NVLINK-DAG: clang-offload-bundler{{.*}}" "-type=s" {{.*}}"-outputs={{.*}}[[PTX]] |
| // CHK-UNBUNDLING-PTXAS-CUBIN-NVLINK-DAG-SAME: "-unbundle" |
| // CHK-UNBUNDLING-PTXAS-CUBIN-NVLINK: nvlink{{.*}}" {{.*}}"[[CUBIN]]" |
| |
| /// ########################################################################### |
| |
| /// Check cubin file generation and bundling |
| // RUN: %clang -### -target powerpc64le-unknown-linux-gnu -fopenmp=libomp -fopenmp-targets=nvptx64-nvidia-cuda \ |
| // RUN: -no-canonical-prefixes -save-temps %s -c 2>&1 \ |
| // RUN: | FileCheck -check-prefix=CHK-PTXAS-CUBIN-BUNDLING %s |
| |
| // CHK-PTXAS-CUBIN-BUNDLING: clang{{.*}}" "-o" "[[PTX:.*\.s]]" |
| // CHK-PTXAS-CUBIN-BUNDLING-NEXT: ptxas{{.*}}" "--output-file" "[[CUBIN:.*\.cubin]]" {{.*}}"[[PTX]]" |
| // CHK-PTXAS-CUBIN-BUNDLING: clang-offload-bundler{{.*}}" "-type=o" {{.*}}"-inputs={{.*}}[[CUBIN]] |
| |
| /// ########################################################################### |
| |
| /// Check cubin file unbundling and usage by nvlink |
| // RUN: touch %t.o |
| // RUN: %clang -### -target powerpc64le-unknown-linux-gnu -fopenmp=libomp -fopenmp-targets=nvptx64-nvidia-cuda \ |
| // RUN: -no-canonical-prefixes -save-temps %t.o 2>&1 \ |
| // RUN: | FileCheck -check-prefix=CHK-CUBIN-UNBUNDLING-NVLINK %s |
| |
| /// Use DAG to ensure that cubin file has been unbundled. |
| // CHK-CUBIN-UNBUNDLING-NVLINK-DAG: nvlink{{.*}}" {{.*}}"[[CUBIN:.*\.cubin]]" |
| // CHK-CUBIN-UNBUNDLING-NVLINK-DAG: clang-offload-bundler{{.*}}" "-type=o" {{.*}}"-outputs={{.*}}[[CUBIN]] |
| // CHK-CUBIN-UNBUNDLING-NVLINK-DAG-SAME: "-unbundle" |
| |
| /// ########################################################################### |
| |
| /// Check cubin file generation and usage by nvlink |
| // RUN: touch %t1.o |
| // RUN: touch %t2.o |
| // RUN: %clang -### -no-canonical-prefixes -target powerpc64le-unknown-linux-gnu -fopenmp=libomp \ |
| // RUN: -fopenmp-targets=nvptx64-nvidia-cuda %t1.o %t2.o 2>&1 \ |
| // RUN: | FileCheck -check-prefix=CHK-TWOCUBIN %s |
| /// Check cubin file generation and usage by nvlink when toolchain has BindArchAction |
| // RUN: %clang -### -no-canonical-prefixes -target x86_64-apple-darwin17.0.0 -fopenmp=libomp \ |
| // RUN: -fopenmp-targets=nvptx64-nvidia-cuda %t1.o %t2.o 2>&1 \ |
| // RUN: | FileCheck -check-prefix=CHK-TWOCUBIN %s |
| |
| // CHK-TWOCUBIN: nvlink{{.*}}openmp-offload-{{.*}}.cubin" "{{.*}}openmp-offload-{{.*}}.cubin" |
| |
| /// ########################################################################### |
| |
| /// Check PTXAS is passed -c flag when offloading to an NVIDIA device using OpenMP. |
| // RUN: %clang -### -fopenmp=libomp -fopenmp-targets=nvptx64-nvidia-cuda -no-canonical-prefixes %s 2>&1 \ |
| // RUN: | FileCheck -check-prefix=CHK-PTXAS-DEFAULT %s |
| |
| // CHK-PTXAS-DEFAULT: ptxas{{.*}}" "-c" |
| |
| /// ########################################################################### |
| |
| /// PTXAS is passed -c flag by default when offloading to an NVIDIA device using OpenMP - disable it. |
| // RUN: %clang -### -fopenmp=libomp -fopenmp-targets=nvptx64-nvidia-cuda -fnoopenmp-relocatable-target \ |
| // RUN: -save-temps -no-canonical-prefixes %s 2>&1 \ |
| // RUN: | FileCheck -check-prefix=CHK-PTXAS-NORELO %s |
| |
| // CHK-PTXAS-NORELO-NOT: ptxas{{.*}}" "-c" |
| |
| /// ########################################################################### |
| |
| /// PTXAS is passed -c flag by default when offloading to an NVIDIA device using OpenMP |
| /// Check that the flag is passed when -fopenmp-relocatable-target is used. |
| // RUN: %clang -### -fopenmp=libomp -fopenmp-targets=nvptx64-nvidia-cuda -fopenmp-relocatable-target \ |
| // RUN: -save-temps -no-canonical-prefixes %s 2>&1 \ |
| // RUN: | FileCheck -check-prefix=CHK-PTXAS-RELO %s |
| |
| // CHK-PTXAS-RELO: ptxas{{.*}}" "-c" |
| |
| /// ########################################################################### |
| |
| /// Check that error is not thrown by toolchain when no cuda lib flag is used. |
| /// Check that the flag is passed when -fopenmp-relocatable-target is used. |
| // RUN: %clang -### -fopenmp=libomp -fopenmp-targets=nvptx64-nvidia-cuda -Xopenmp-target -march=sm_60 \ |
| // RUN: -nocudalib -fopenmp-relocatable-target -save-temps -no-canonical-prefixes %s 2>&1 \ |
| // RUN: | FileCheck -check-prefix=CHK-FLAG-NOLIBDEVICE %s |
| |
| // CHK-FLAG-NOLIBDEVICE-NOT: error:{{.*}}sm_60 |
| |
| /// ########################################################################### |
| |
| /// Check that error is not thrown by toolchain when no cuda lib device is found when using -S. |
| /// Check that the flag is passed when -fopenmp-relocatable-target is used. |
| // RUN: %clang -### -S -fopenmp=libomp -fopenmp-targets=nvptx64-nvidia-cuda -Xopenmp-target -march=sm_60 \ |
| // RUN: -fopenmp-relocatable-target -save-temps -no-canonical-prefixes %s 2>&1 \ |
| // RUN: | FileCheck -check-prefix=CHK-NOLIBDEVICE %s |
| |
| // CHK-NOLIBDEVICE-NOT: error:{{.*}}sm_60 |
