Trying to optimize my OpenCL code for GPU. My "GPU-optimized" version runs a bit faster on CPU and much slower on GPU. Fail.
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@marcan42 *earperk* optimizing GPU code? do tell!
@FioraAeterna https://github.com/marcan/cl-waifu2x … OpenCL is hard and Nvidia makes it harder by not having a profiler...
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@marcan42 stuff like this total_pixels = bh * bw * ((h+bh-pad-1)//(bh-pad)) * ((w+bw-pad-1)//(bw-pad)) [...] -
@marcan42 and the variable trip count loops makes me as a compiler person REALLY wish those could be constants... - Show replies
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