Commit message (Collapse) | Author | Age | Files | Lines | |
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* | Update copyright dates with scripts/update-copyrights | Paul Eggert | 2024-01-01 | 1 | -1/+1 |
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* | hppa: Add string-fza.h, string-fzc.h, and string-fzi.h | Richard Henderson | 2023-02-06 | 1 | -0/+63 |
Use UXOR,SBZ to test for a zero byte within a word. While we can get semi-decent code out of asm-goto, we would do slightly better with a compiler builtin. For index_zero et al, sequential testing of bytes is less expensive than any tricks that involve a count-leading-zeros insn that we don't have. Checked on hppa-linux-gnu. Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org> |