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petsc: pass in 'cuda_arch' to configure via --with-cuda-gencodearch [or CUDAFLAGS for older releases] (#24962)

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Satish Balay 2021-07-20 02:48:48 -05:00 committed by GitHub
parent 330507f329
commit 2c87992506
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1 changed files with 9 additions and 0 deletions
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var/spack/repos/builtin/packages/petsc/package.py
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@ -431,6 +431,15 @@ def install(self, spec, prefix):
library=petsclibname, path=spec[library].prefix) library=petsclibname, path=spec[library].prefix)
) )
if '+cuda' in spec:
if not spec.satisfies('cuda_arch=none'):
cuda_arch = spec.variants['cuda_arch'].value
if spec.satisfies('@3.14:'):
options.append('--with-cuda-gencodearch={0}'.format(cuda_arch[0]))
else:
options.append('CUDAFLAGS=-gencode arch=compute_{0},code=sm_{0}'
.format(cuda_arch[0]))
# PETSc does not pick up SuperluDist from the dir as they look for # PETSc does not pick up SuperluDist from the dir as they look for
# superlu_dist_4.1.a # superlu_dist_4.1.a
if 'superlu-dist' in spec: if 'superlu-dist' in spec: