Sandra Loosemore <san...@codesourcery.com> writes: > On 01/18/2016 10:26 AM, Tom de Vries wrote: >> Hi, >> >> This patch introduces an option fopt-info-oacc. >> >> When using the option like this with a kernels region in kernels-loop.c >> that parloops does not manage to parallelize: >> ... >> $ gcc kernels-loop.c -S -O2 -fopenacc -fopt-info-oacc-all >> ... >> >> we get a message: >> ... >> kernels-loop.c:23:9: note: kernels region executed sequentially. >> Consider mapping it to host execution, to avoid data copy penalty. >> ... >> >> Any comments? > > Needs documentation?
Also, sorry for the drive-by comment, but: -fopt-info-openacc-all seems more consistent with -fopenacc and is only three characters longer. Thanks, Richard
