runtime/starpu: add a warning if parallel workers are initialized without multi-threaded BLAS library

COJEAN Terry authored 8 years ago and Mathieu Faverge committed 2 years ago

Integrate the use of parallel tasks for chameleon within POTRF algorithm. Note that this requires StarPU
New cluster interface based on the hwloc vocabulary : CHAMELEON_CLUSTER_LEVEL=hardware-level:number-of-clusters and CHAMELEON_CLUSTER_SHOW to print the clusters

CMake modifications to avoid cmake projects dependents to rediscover all our dependencies at configure time

Matthieu KUHN authored 2 years ago and Mathieu Faverge committed 2 years ago

Limit automatically the number of submitted tasks in LU no pivoting as a function of the lookahead number and of the number of blocks.