Lines Matching refs:z
37 float z,p,q,r,w,s,c,df; in __ieee754_acosf() local
50 z = x*x; in __ieee754_acosf()
51 p = z*(pS0+z*(pS1+z*pS2)); in __ieee754_acosf()
52 q = one+z*qS1; in __ieee754_acosf()
56 z = (one+x)*(float)0.5; in __ieee754_acosf()
57 p = z*(pS0+z*(pS1+z*pS2)); in __ieee754_acosf()
58 q = one+z*qS1; in __ieee754_acosf()
59 s = sqrtf(z); in __ieee754_acosf()
65 z = (one-x)*(float)0.5; in __ieee754_acosf()
66 s = sqrtf(z); in __ieee754_acosf()
70 c = (z-df*df)/(s+df); in __ieee754_acosf()
71 p = z*(pS0+z*(pS1+z*pS2)); in __ieee754_acosf()
72 q = one+z*qS1; in __ieee754_acosf()