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enhance sanity check for Clang to verify if CUDA offload library was produced #2454

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merged 4 commits into from
Jun 3, 2021
Merged

enhance sanity check for Clang to verify if CUDA offload library was produced #2454

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1c12db2
Check if Clang produced CUDA offload library
Jun 2, 2021
ad996d8
Added explicit architecture check, with warning
Jun 3, 2021
dd16935
move logic w.r.t. build_targets to prepare step in Clang easyblock
boegel Jun 3, 2021
f78d4eb
Merge pull request #1 from boegel/clang_nvptx_output_check
nordmoen Jun 3, 2021
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17 changes: 17 additions & 0 deletions easybuild/easyblocks/c/clang.py
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Original file line number Diff line number Diff line change
Expand Up @@ -479,6 +479,23 @@ def sanity_check_step(self):
if LooseVersion(self.version) >= LooseVersion('3.8'):
custom_paths['files'].extend(["lib/libomp.%s" % shlib_ext, "lib/clang/%s/include/omp.h" % self.version])

if 'NVPTX' in self.cfg['build_targets']:
arch = get_cpu_architecture()
# Check architecture explicitly since Clang uses potentially
# different names
if arch == X86_64:
arch = 'x86_64'
elif arch == POWER:
arch = 'ppc64'
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elif arch == AARCH64:
arch = 'aarch64'
else:
print_warning("Unknown CPU architecture (%s) for OpenMP offloading!" % arch)
custom_paths['files'].extend(["lib/libomptarget.%s" % shlib_ext,
"lib/libomptarget-nvptx.a",
"lib/libomptarget.rtl.cuda.%s" % shlib_ext,
"lib/libomptarget.rtl.%s.%s" % (arch, shlib_ext)])

custom_commands = ['clang --help', 'clang++ --help', 'llvm-config --cxxflags']
super(EB_Clang, self).sanity_check_step(custom_paths=custom_paths, custom_commands=custom_commands)

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