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| author | Gheorghe-Teodor Bercea <gheorghe-teod.bercea@ibm.com> | 2017-08-07 20:01:48 +0000 |
|---|---|---|
| committer | Gheorghe-Teodor Bercea <gheorghe-teod.bercea@ibm.com> | 2017-08-07 20:01:48 +0000 |
| commit | 4cdba82ee0cae00a00edc9c3bbb39997b8a621c4 (patch) | |
| tree | 0df369a27c89815da72677eb7c623e95f8083d21 /clang/test/Driver/openmp-offload.c | |
| parent | 9b8ef6e55a584be3abd0544ef1bcb882093170df (diff) | |
| download | bcm5719-llvm-4cdba82ee0cae00a00edc9c3bbb39997b8a621c4.tar.gz bcm5719-llvm-4cdba82ee0cae00a00edc9c3bbb39997b8a621c4.zip | |
[OpenMP] Integrate OpenMP target region cubin into host binary
Summary: OpenMP device offloading code generation produces a cubin file which is then integrated in the host binary using the host linker.
Reviewers: arpith-jacob, caomhin, carlo.bertolli, ABataev, Hahnfeld, jlebar, rnk, hfinkel, tstellar
Reviewed By: hfinkel
Subscribers: sfantao, rnk, rengolin, cfe-commits
Differential Revision: https://reviews.llvm.org/D29654
llvm-svn: 310291
Diffstat (limited to 'clang/test/Driver/openmp-offload.c')
| -rw-r--r-- | clang/test/Driver/openmp-offload.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/clang/test/Driver/openmp-offload.c b/clang/test/Driver/openmp-offload.c index 92f6014d932..37a86aba942 100644 --- a/clang/test/Driver/openmp-offload.c +++ b/clang/test/Driver/openmp-offload.c @@ -629,3 +629,43 @@ // RUN: | FileCheck -check-prefix=CHK-FOPENMP-TARGET-NESTED-ERROR %s // CHK-FOPENMP-TARGET-NESTED-ERROR: clang{{.*}} error: invalid -Xopenmp-target argument: '-Xopenmp-target -Xopenmp-target', options requiring arguments are unsupported + +/// ########################################################################### + +/// 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 -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 -fopenmp-targets=powerpc64le-ibm-linux-gnu,nvptx64-nvidia-cuda -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 -fopenmp=libomp -fopenmp-targets=nvptx64-nvidia-cuda -save-temps -no-canonical-prefixes %s 2>&1 \ +// RUN: | FileCheck -check-prefix=CHK-CUBIN %s + +// CHK-CUBIN: clang{{.*}}" "-o" "{{.*}}-openmp-nvptx64-nvidia-cuda.s" +// CHK-CUBIN-NEXT: ptxas{{.*}}" "--output-file" "{{.*}}-openmp-nvptx64-nvidia-cuda.cubin" "{{.*}}-openmp-nvptx64-nvidia-cuda.s" +// CHK-CUBIN-NEXT: nvlink" "-o" "{{.*}}-openmp-nvptx64-nvidia-cuda" {{.*}} "openmp-offload-openmp-nvptx64-nvidia-cuda.cubin" + +/// ########################################################################### + +/// Check cubin file generation and usage by nvlink +// RUN: touch %t1.o +// RUN: touch %t2.o +// RUN: %clang -### -no-canonical-prefixes -fopenmp=libomp -fopenmp-targets=nvptx64-nvidia-cuda -save-temps -no-canonical-prefixes %t1.o %t2.o 2>&1 \ +// RUN: | FileCheck -check-prefix=CHK-TWOCUBIN %s + +// CHK-TWOCUBIN: clang-offload-bundler" "-type=o" "{{.*}}inputs={{.*}}tmp1.o" "-outputs={{.*}}.o,{{.*}}tmp1-openmp-nvptx64-nvidia-cuda.cubin" "-unbundle" +// CHK-TWOCUBIN-NEXT: clang-offload-bundler" "-type=o" "{{.*}}inputs={{.*}}tmp2.o" "-outputs={{.*}}.o,{{.*}}tmp2-openmp-nvptx64-nvidia-cuda.cubin" "-unbundle" +// CHK-TWOCUBIN-NEXT: nvlink" "-o" "{{.*}}-openmp-nvptx64-nvidia-cuda" {{.*}} "openmp-offload.c.tmp1-openmp-nvptx64-nvidia-cuda.cubin" "openmp-offload.c.tmp2-openmp-nvptx64-nvidia-cuda.cubin" |
