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runtime: performance improvements for memclr on ppc64x #17348
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What version of Go are you using (
The file to be changed is memclr_ppc64x.s. The change will be similar to what is currently done in memmove_ppc64x.s, where loops are unrolled to improve performance.
For example when it can be determined that chunks of 32 bytes are being cleared:
Does much better than