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bsd_source/lib/libc/src_bsd/math/s_cosf.c - 1.2KB - 45 lines

28:         ix &= 0x7fffffff;
29:         if(ix <= 0x3f490fd8) return __kernel_cosf(x,z);
30: 
37:             switch(n&3) {
38:                 case 0: return  __kernel_cosf(y[0],y[1]);
39:                 case 1: return -__kernel_sinf(y[0],y[1],1);
40:                 case 2: return -__kernel_cosf(y[0],y[1]);
41:                 default: