clarify the purpose of this project

[nyanglibc.git] / math / s_signbitf.s

.globl __signbitf
.type __signbitf,@function
.align 1<<4
__signbitf:
 pmovmskb %xmm0, %eax
 andl $0x8, %eax
 ret
.size __signbitf,.-__signbitf