about summary refs log tree commit diff
path: root/src/math/i386/acosf.s
blob: d2cdfdbfefd6f15a0c94540e42d57fa9b9f27077 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
.global acosf
.type acosf,@function
acosf:
	flds 4(%esp)
	fld %st(0)
	fld1
	fsub %st(0),%st(1)
	fadd %st(2)
	fmulp
	fsqrt
	fabs         # fix sign of zero (matters in downward rounding mode)
	fxch %st(1)
	fpatan
	fstps 4(%esp)
	flds 4(%esp)
	ret