67 …   re = vec_perm(a, b, vcprm(0,2,s0,s2)); /* { z[k].re,    z[k+1].re,  z[-k-2].re, z[-k-1].re } */\  in imdct_half_altivec()
68 …   im = vec_perm(a, b, vcprm(s3,s1,3,1)); /* { z[-k-1].im, z[-k-2].im, z[k+1].im,  z[k].im    } */\  in imdct_half_altivec()
69 …cos = vec_perm(cos0, cos1, vcprm(o0,o1,s##o2,s##o3)); /* { cos[k], cos[k+1], cos[-k-2], cos[-k-1] …  in imdct_half_altivec()
70         sin = vec_perm(sin0, sin1, vcprm(o0,o1,s##o2,s##o3));\  in imdct_half_altivec()
78         a = vec_perm(r##p, i##p, vcprm(0,s0,0,s0));\  in imdct_half_altivec()
79         b = vec_perm(r##p, i##p, vcprm(1,s1,1,s1));\  in imdct_half_altivec()
80         c = vec_perm(r##p, i##p, vcprm(2,s2,2,s2));\  in imdct_half_altivec()
81         d = vec_perm(r##p, i##p, vcprm(3,s3,3,s3));\  in imdct_half_altivec()
121         pout[2*j]   = vec_perm(a, d, vcprm(0,s3,1,s2));  in imdct_half_altivec()
122         pout[2*j+1] = vec_perm(a, d, vcprm(2,s1,3,s0));  in imdct_half_altivec()
123         pout[2*k]   = vec_perm(c, b, vcprm(0,s3,1,s2));  in imdct_half_altivec()
124         pout[2*k+1] = vec_perm(c, b, vcprm(2,s1,3,s0));  in imdct_half_altivec()
145         p0[-k-1] = vec_perm(a, a, vcprm(3,2,1,0));  in imdct_calc_altivec()
146         p1[k]    = vec_perm(b, b, vcprm(3,2,1,0));  in imdct_calc_altivec()