- const uchar4 t0 = as_uchar4 (w0);
- const uchar4 t1 = as_uchar4 (w1);
-
- uchar4 k0;
- uchar4 k1;
-
- k0.s0 = (t0.s0 >> 0);
- k0.s1 = (t0.s0 << 7) | (t0.s1 >> 1);
- k0.s2 = (t0.s1 << 6) | (t0.s2 >> 2);
- k0.s3 = (t0.s2 << 5) | (t0.s3 >> 3);
- k1.s0 = (t0.s3 << 4) | (t1.s0 >> 4);
- k1.s1 = (t1.s0 << 3) | (t1.s1 >> 5);
- k1.s2 = (t1.s1 << 2) | (t1.s2 >> 6);
- k1.s3 = (t1.s2 << 1);
-
- out[0] = as_uint (k0);
- out[1] = as_uint (k1);
+ u32x t[8];
+
+ t[0] = (w0 >> 0) & 0xff;
+ t[1] = (w0 >> 8) & 0xff;
+ t[2] = (w0 >> 16) & 0xff;
+ t[3] = (w0 >> 24) & 0xff;
+ t[4] = (w1 >> 0) & 0xff;
+ t[5] = (w1 >> 8) & 0xff;
+ t[6] = (w1 >> 16) & 0xff;
+ t[7] = (w1 >> 24) & 0xff;
+
+ u32x k[8];
+
+ k[0] = (t[0] >> 0);
+ k[1] = (t[0] << 7) | (t[1] >> 1);
+ k[2] = (t[1] << 6) | (t[2] >> 2);
+ k[3] = (t[2] << 5) | (t[3] >> 3);
+ k[4] = (t[3] << 4) | (t[4] >> 4);
+ k[5] = (t[4] << 3) | (t[5] >> 5);
+ k[6] = (t[5] << 2) | (t[6] >> 6);
+ k[7] = (t[6] << 1);
+
+ out[0] = ((k[0] & 0xff) << 0)
+ | ((k[1] & 0xff) << 8)
+ | ((k[2] & 0xff) << 16)
+ | ((k[3] & 0xff) << 24);
+
+ out[1] = ((k[4] & 0xff) << 0)
+ | ((k[5] & 0xff) << 8)
+ | ((k[6] & 0xff) << 16)
+ | ((k[7] & 0xff) << 24);