'Parallel loop' presentation slideshows

Machine-Dependent Optimization

540 views • 44 slides

Programming GPUs using Directives

Programming GPUs using Directives. Alan Gray EPCC The University of Edinburgh. Acknowledgement. Alistair Hart (Cray) and Mark Bull (EPCC) contributed material to this lecture. Overview. Introduction to GPU Directives OpenACC New OpenMP 4.0 accelerator support. Accelerator Directives.

441 views • 33 slides

Code Optimization II: Machine Dependent Optimization

Code Optimization II: Machine Dependent Optimization. Topics Machine-Dependent Optimizations Unrolling Enabling instruction level parallelism. Previous Best Combining Code. void combine4(vec_ptr v, int *dest) { int i; int length = vec_length(v); int *data = get_vec_start(v);

338 views • 33 slides

Comparing Cray Tasking and OpenMP NERSC User Services

Comparing Cray Tasking and OpenMP NERSC User Services. Overview of Cray Tasking Overview of OpenMP Directives Comparison Mixing OpenMP with MPI. Cray Shared-Memory Multiprocessors. 1982: X-MP 1, 2, or 4 processors 1985: Cray-2 4 processors 1988: Y-MP 8 processors

312 views • 20 slides

automatic on load transformer tap changer

automatic on load transformer tap changer. By. Uren Thummar Heema Dave Abhishek Joshi Shruti Ghetiya. Introduction.

818 views • 5 slides