3 ms·

If you're on amd64 that's the wrong file: https://sourceware.org/git/?p=glibc.git;a=blob;f=sysdeps/x86_64/strlen.S;h=b5ab117c79e1e26c6d43535d74e63515c258deb0;h

by _wmd 9y ago

If you're on amd64 that's the wrong file: https://sourceware.org/git/?p=glibc.git;a=blob;f=sysdeps/x86_64/strlen.S;h=b5ab117c79e1e26c6d43535d74e63515c258deb0;hb=HEAD https://sourceware.org/git/?p=glibc.git;a=blob;f=sysdeps/x86... The pcmpeqb instruction is from SSE 4, it compares 16 bytes per op