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Loongarch: Add ifunc support and add different versions of strlen

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strlen-lasx is implemeted by LASX simd instructions(256bit)
strlen-lsx is implemeted by LSX simd instructions(128bit)
strlen-align is implemented by LA basic instructions and never use unaligned memory acess
This commit is contained in:
dengjianbo
2023-08-08 14:15:44 +08:00
committed by caiyinyu
parent cb7954c4c2
commit 135407f431
9 changed files with 418 additions and 0 deletions
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sysdeps/unix/sysv/linux/loongarch/cpu-features.h
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@ -25,5 +25,7 @@
#define SUPPORT_LSX (GLRO (dl_hwcap) & HWCAP_LOONGARCH_LSX)
#define SUPPORT_LASX (GLRO (dl_hwcap) & HWCAP_LOONGARCH_LASX)
#define INIT_ARCH()
#endif /* _CPU_FEATURES_LOONGARCH64_H */