glibc/sysdeps/x86_64/fpu/multiarch/s_cosf-sse2.c

#define COSF __cosf_sse2
#include <sysdeps/ieee754/flt-32/s_cosf.c>
x86-64: Add cosf with FMA On Skylake, bench-cosf reports performance improvement: Before After Improvement max 135.362 94.552 43% min 8.532 7.688 11% mean 17.1446 11.8128 45% * sysdeps/x86_64/fpu/multiarch/Makefile (libm-sysdep_routines): Add s_cosf-sse2 and s_cosf-fma. (CFLAGS-s_cosf-fma.c): New. * sysdeps/x86_64/fpu/multiarch/s_cosf-fma.c: New file. * sysdeps/x86_64/fpu/multiarch/s_cosf-sse2.c: Likewise. * sysdeps/x86_64/fpu/multiarch/s_cosf.c: Likewise. Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org> 2017-12-12 23:32:58 +00:00			`#define COSF __cosf_sse2`
			`#include <sysdeps/ieee754/flt-32/s_cosf.c>`