Re: GCC and OpenACC

2022-01-12 Thread Tobias Burnus
Dear Mikel, thanks for the example. I have now filled a tracking issue at https://gcc.gnu.org/PR103988. Currently, GCC only supports OpenACC 2.6. As GCC mainline is in feature-freeze Stage 3, this feature will surely miss GCC 12, unfortunately. At the moment, the OpenACC work is mostly focusin

Re: GCC and OpenACC

2022-01-12 Thread Mikel Mendizabal via Gcc
Dear Richard, Thanks a lot for the fast response. Here I send you a self contained example. I took it from openACC tutorial in [1]. I modified the code and added a dummy vector of size 1, lines 140-160 in the attached file (jsolvef_mikel.F90). The dummy vector (residual_v) is the array form of

Re: GCC and OpenACC

2022-01-11 Thread Richard Biener via Gcc
On Tue, Jan 11, 2022 at 1:52 PM Mikel Mendizabal via Gcc wrote: > > Dear GCC developers, > > In the past year we started the offload of our software to GPUs. We decided > to go with OpenACC. The program we are trying to offload is Millepede2 (MP2), > a tracker alignment software used to align t