diff --git a/bitunpack.c b/bitunpack.c
index e722b1e..9eb2af7 100644
--- a/bitunpack.c
+++ b/bitunpack.c
@@ -160,262 +160,262 @@ size_t bitnfunpack64( unsigned char *__restrict in, size_t n, uint64_t *__restri
 static inline __m128i _mm_cvtsi64_si128(__int64 a) {  return _mm_loadl_epi64((__m128i*)&a); }
     #endif
 static ALIGNED(unsigned char, permv[256][8], 32) = {
-0,0,0,0,0,0,0,0,
-0,1,1,1,1,1,1,1,
-1,0,1,1,1,1,1,1,
-0,1,2,2,2,2,2,2,
-1,1,0,1,1,1,1,1,
-0,2,1,2,2,2,2,2,
-2,0,1,2,2,2,2,2,
-0,1,2,3,3,3,3,3,
-1,1,1,0,1,1,1,1,
-0,2,2,1,2,2,2,2,
-2,0,2,1,2,2,2,2,
-0,1,3,2,3,3,3,3,
-2,2,0,1,2,2,2,2,
-0,3,1,2,3,3,3,3,
-3,0,1,2,3,3,3,3,
-0,1,2,3,4,4,4,4,
-1,1,1,1,0,1,1,1,
-0,2,2,2,1,2,2,2,
-2,0,2,2,1,2,2,2,
-0,1,3,3,2,3,3,3,
-2,2,0,2,1,2,2,2,
-0,3,1,3,2,3,3,3,
-3,0,1,3,2,3,3,3,
-0,1,2,4,3,4,4,4,
-2,2,2,0,1,2,2,2,
-0,3,3,1,2,3,3,3,
-3,0,3,1,2,3,3,3,
-0,1,4,2,3,4,4,4,
-3,3,0,1,2,3,3,3,
-0,4,1,2,3,4,4,4,
-4,0,1,2,3,4,4,4,
-0,1,2,3,4,5,5,5,
-1,1,1,1,1,0,1,1,
-0,2,2,2,2,1,2,2,
-2,0,2,2,2,1,2,2,
-0,1,3,3,3,2,3,3,
-2,2,0,2,2,1,2,2,
-0,3,1,3,3,2,3,3,
-3,0,1,3,3,2,3,3,
-0,1,2,4,4,3,4,4,
-2,2,2,0,2,1,2,2,
-0,3,3,1,3,2,3,3,
-3,0,3,1,3,2,3,3,
-0,1,4,2,4,3,4,4,
-3,3,0,1,3,2,3,3,
-0,4,1,2,4,3,4,4,
-4,0,1,2,4,3,4,4,
-0,1,2,3,5,4,5,5,
-2,2,2,2,0,1,2,2,
-0,3,3,3,1,2,3,3,
-3,0,3,3,1,2,3,3,
-0,1,4,4,2,3,4,4,
-3,3,0,3,1,2,3,3,
-0,4,1,4,2,3,4,4,
-4,0,1,4,2,3,4,4,
-0,1,2,5,3,4,5,5,
-3,3,3,0,1,2,3,3,
-0,4,4,1,2,3,4,4,
-4,0,4,1,2,3,4,4,
-0,1,5,2,3,4,5,5,
-4,4,0,1,2,3,4,4,
-0,5,1,2,3,4,5,5,
-5,0,1,2,3,4,5,5,
-0,1,2,3,4,5,6,6,
-1,1,1,1,1,1,0,1,
-0,2,2,2,2,2,1,2,
-2,0,2,2,2,2,1,2,
-0,1,3,3,3,3,2,3,
-2,2,0,2,2,2,1,2,
-0,3,1,3,3,3,2,3,
-3,0,1,3,3,3,2,3,
-0,1,2,4,4,4,3,4,
-2,2,2,0,2,2,1,2,
-0,3,3,1,3,3,2,3,
-3,0,3,1,3,3,2,3,
-0,1,4,2,4,4,3,4,
-3,3,0,1,3,3,2,3,
-0,4,1,2,4,4,3,4,
-4,0,1,2,4,4,3,4,
-0,1,2,3,5,5,4,5,
-2,2,2,2,0,2,1,2,
-0,3,3,3,1,3,2,3,
-3,0,3,3,1,3,2,3,
-0,1,4,4,2,4,3,4,
-3,3,0,3,1,3,2,3,
-0,4,1,4,2,4,3,4,
-4,0,1,4,2,4,3,4,
-0,1,2,5,3,5,4,5,
-3,3,3,0,1,3,2,3,
-0,4,4,1,2,4,3,4,
-4,0,4,1,2,4,3,4,
-0,1,5,2,3,5,4,5,
-4,4,0,1,2,4,3,4,
-0,5,1,2,3,5,4,5,
-5,0,1,2,3,5,4,5,
-0,1,2,3,4,6,5,6,
-2,2,2,2,2,0,1,2,
-0,3,3,3,3,1,2,3,
-3,0,3,3,3,1,2,3,
-0,1,4,4,4,2,3,4,
-3,3,0,3,3,1,2,3,
-0,4,1,4,4,2,3,4,
-4,0,1,4,4,2,3,4,
-0,1,2,5,5,3,4,5,
-3,3,3,0,3,1,2,3,
-0,4,4,1,4,2,3,4,
-4,0,4,1,4,2,3,4,
-0,1,5,2,5,3,4,5,
-4,4,0,1,4,2,3,4,
-0,5,1,2,5,3,4,5,
-5,0,1,2,5,3,4,5,
-0,1,2,3,6,4,5,6,
-3,3,3,3,0,1,2,3,
-0,4,4,4,1,2,3,4,
-4,0,4,4,1,2,3,4,
-0,1,5,5,2,3,4,5,
-4,4,0,4,1,2,3,4,
-0,5,1,5,2,3,4,5,
-5,0,1,5,2,3,4,5,
-0,1,2,6,3,4,5,6,
-4,4,4,0,1,2,3,4,
-0,5,5,1,2,3,4,5,
-5,0,5,1,2,3,4,5,
-0,1,6,2,3,4,5,6,
-5,5,0,1,2,3,4,5,
-0,6,1,2,3,4,5,6,
-6,0,1,2,3,4,5,6,
-0,1,2,3,4,5,6,7,
-1,1,1,1,1,1,1,0,
-0,2,2,2,2,2,2,1,
-2,0,2,2,2,2,2,1,
-0,1,3,3,3,3,3,2,
-2,2,0,2,2,2,2,1,
-0,3,1,3,3,3,3,2,
-3,0,1,3,3,3,3,2,
-0,1,2,4,4,4,4,3,
-2,2,2,0,2,2,2,1,
-0,3,3,1,3,3,3,2,
-3,0,3,1,3,3,3,2,
-0,1,4,2,4,4,4,3,
-3,3,0,1,3,3,3,2,
-0,4,1,2,4,4,4,3,
-4,0,1,2,4,4,4,3,
-0,1,2,3,5,5,5,4,
-2,2,2,2,0,2,2,1,
-0,3,3,3,1,3,3,2,
-3,0,3,3,1,3,3,2,
-0,1,4,4,2,4,4,3,
-3,3,0,3,1,3,3,2,
-0,4,1,4,2,4,4,3,
-4,0,1,4,2,4,4,3,
-0,1,2,5,3,5,5,4,
-3,3,3,0,1,3,3,2,
-0,4,4,1,2,4,4,3,
-4,0,4,1,2,4,4,3,
-0,1,5,2,3,5,5,4,
-4,4,0,1,2,4,4,3,
-0,5,1,2,3,5,5,4,
-5,0,1,2,3,5,5,4,
-0,1,2,3,4,6,6,5,
-2,2,2,2,2,0,2,1,
-0,3,3,3,3,1,3,2,
-3,0,3,3,3,1,3,2,
-0,1,4,4,4,2,4,3,
-3,3,0,3,3,1,3,2,
-0,4,1,4,4,2,4,3,
-4,0,1,4,4,2,4,3,
-0,1,2,5,5,3,5,4,
-3,3,3,0,3,1,3,2,
-0,4,4,1,4,2,4,3,
-4,0,4,1,4,2,4,3,
-0,1,5,2,5,3,5,4,
-4,4,0,1,4,2,4,3,
-0,5,1,2,5,3,5,4,
-5,0,1,2,5,3,5,4,
-0,1,2,3,6,4,6,5,
-3,3,3,3,0,1,3,2,
-0,4,4,4,1,2,4,3,
-4,0,4,4,1,2,4,3,
-0,1,5,5,2,3,5,4,
-4,4,0,4,1,2,4,3,
-0,5,1,5,2,3,5,4,
-5,0,1,5,2,3,5,4,
-0,1,2,6,3,4,6,5,
-4,4,4,0,1,2,4,3,
-0,5,5,1,2,3,5,4,
-5,0,5,1,2,3,5,4,
-0,1,6,2,3,4,6,5,
-5,5,0,1,2,3,5,4,
-0,6,1,2,3,4,6,5,
-6,0,1,2,3,4,6,5,
-0,1,2,3,4,5,7,6,
-2,2,2,2,2,2,0,1,
-0,3,3,3,3,3,1,2,
-3,0,3,3,3,3,1,2,
-0,1,4,4,4,4,2,3,
-3,3,0,3,3,3,1,2,
-0,4,1,4,4,4,2,3,
-4,0,1,4,4,4,2,3,
-0,1,2,5,5,5,3,4,
-3,3,3,0,3,3,1,2,
-0,4,4,1,4,4,2,3,
-4,0,4,1,4,4,2,3,
-0,1,5,2,5,5,3,4,
-4,4,0,1,4,4,2,3,
-0,5,1,2,5,5,3,4,
-5,0,1,2,5,5,3,4,
-0,1,2,3,6,6,4,5,
-3,3,3,3,0,3,1,2,
-0,4,4,4,1,4,2,3,
-4,0,4,4,1,4,2,3,
-0,1,5,5,2,5,3,4,
-4,4,0,4,1,4,2,3,
-0,5,1,5,2,5,3,4,
-5,0,1,5,2,5,3,4,
-0,1,2,6,3,6,4,5,
-4,4,4,0,1,4,2,3,
-0,5,5,1,2,5,3,4,
-5,0,5,1,2,5,3,4,
-0,1,6,2,3,6,4,5,
-5,5,0,1,2,5,3,4,
-0,6,1,2,3,6,4,5,
-6,0,1,2,3,6,4,5,
-0,1,2,3,4,7,5,6,
-3,3,3,3,3,0,1,2,
-0,4,4,4,4,1,2,3,
-4,0,4,4,4,1,2,3,
-0,1,5,5,5,2,3,4,
-4,4,0,4,4,1,2,3,
-0,5,1,5,5,2,3,4,
-5,0,1,5,5,2,3,4,
-0,1,2,6,6,3,4,5,
-4,4,4,0,4,1,2,3,
-0,5,5,1,5,2,3,4,
-5,0,5,1,5,2,3,4,
-0,1,6,2,6,3,4,5,
-5,5,0,1,5,2,3,4,
-0,6,1,2,6,3,4,5,
-6,0,1,2,6,3,4,5,
-0,1,2,3,7,4,5,6,
-4,4,4,4,0,1,2,3,
-0,5,5,5,1,2,3,4,
-5,0,5,5,1,2,3,4,
-0,1,6,6,2,3,4,5,
-5,5,0,5,1,2,3,4,
-0,6,1,6,2,3,4,5,
-6,0,1,6,2,3,4,5,
-0,1,2,7,3,4,5,6,
-5,5,5,0,1,2,3,4,
-0,6,6,1,2,3,4,5,
-6,0,6,1,2,3,4,5,
-0,1,7,2,3,4,5,6,
-6,6,0,1,2,3,4,5,
-0,7,1,2,3,4,5,6,
-7,0,1,2,3,4,5,6,
-0,1,2,3,4,5,6,7
+{0,0,0,0,0,0,0,0},
+{0,1,1,1,1,1,1,1},
+{1,0,1,1,1,1,1,1},
+{0,1,2,2,2,2,2,2},
+{1,1,0,1,1,1,1,1},
+{0,2,1,2,2,2,2,2},
+{2,0,1,2,2,2,2,2},
+{0,1,2,3,3,3,3,3},
+{1,1,1,0,1,1,1,1},
+{0,2,2,1,2,2,2,2},
+{2,0,2,1,2,2,2,2},
+{0,1,3,2,3,3,3,3},
+{2,2,0,1,2,2,2,2},
+{0,3,1,2,3,3,3,3},
+{3,0,1,2,3,3,3,3},
+{0,1,2,3,4,4,4,4},
+{1,1,1,1,0,1,1,1},
+{0,2,2,2,1,2,2,2},
+{2,0,2,2,1,2,2,2},
+{0,1,3,3,2,3,3,3},
+{2,2,0,2,1,2,2,2},
+{0,3,1,3,2,3,3,3},
+{3,0,1,3,2,3,3,3},
+{0,1,2,4,3,4,4,4},
+{2,2,2,0,1,2,2,2},
+{0,3,3,1,2,3,3,3},
+{3,0,3,1,2,3,3,3},
+{0,1,4,2,3,4,4,4},
+{3,3,0,1,2,3,3,3},
+{0,4,1,2,3,4,4,4},
+{4,0,1,2,3,4,4,4},
+{0,1,2,3,4,5,5,5},
+{1,1,1,1,1,0,1,1},
+{0,2,2,2,2,1,2,2},
+{2,0,2,2,2,1,2,2},
+{0,1,3,3,3,2,3,3},
+{2,2,0,2,2,1,2,2},
+{0,3,1,3,3,2,3,3},
+{3,0,1,3,3,2,3,3},
+{0,1,2,4,4,3,4,4},
+{2,2,2,0,2,1,2,2},
+{0,3,3,1,3,2,3,3},
+{3,0,3,1,3,2,3,3},
+{0,1,4,2,4,3,4,4},
+{3,3,0,1,3,2,3,3},
+{0,4,1,2,4,3,4,4},
+{4,0,1,2,4,3,4,4},
+{0,1,2,3,5,4,5,5},
+{2,2,2,2,0,1,2,2},
+{0,3,3,3,1,2,3,3},
+{3,0,3,3,1,2,3,3},
+{0,1,4,4,2,3,4,4},
+{3,3,0,3,1,2,3,3},
+{0,4,1,4,2,3,4,4},
+{4,0,1,4,2,3,4,4},
+{0,1,2,5,3,4,5,5},
+{3,3,3,0,1,2,3,3},
+{0,4,4,1,2,3,4,4},
+{4,0,4,1,2,3,4,4},
+{0,1,5,2,3,4,5,5},
+{4,4,0,1,2,3,4,4},
+{0,5,1,2,3,4,5,5},
+{5,0,1,2,3,4,5,5},
+{0,1,2,3,4,5,6,6},
+{1,1,1,1,1,1,0,1},
+{0,2,2,2,2,2,1,2},
+{2,0,2,2,2,2,1,2},
+{0,1,3,3,3,3,2,3},
+{2,2,0,2,2,2,1,2},
+{0,3,1,3,3,3,2,3},
+{3,0,1,3,3,3,2,3},
+{0,1,2,4,4,4,3,4},
+{2,2,2,0,2,2,1,2},
+{0,3,3,1,3,3,2,3},
+{3,0,3,1,3,3,2,3},
+{0,1,4,2,4,4,3,4},
+{3,3,0,1,3,3,2,3},
+{0,4,1,2,4,4,3,4},
+{4,0,1,2,4,4,3,4},
+{0,1,2,3,5,5,4,5},
+{2,2,2,2,0,2,1,2},
+{0,3,3,3,1,3,2,3},
+{3,0,3,3,1,3,2,3},
+{0,1,4,4,2,4,3,4},
+{3,3,0,3,1,3,2,3},
+{0,4,1,4,2,4,3,4},
+{4,0,1,4,2,4,3,4},
+{0,1,2,5,3,5,4,5},
+{3,3,3,0,1,3,2,3},
+{0,4,4,1,2,4,3,4},
+{4,0,4,1,2,4,3,4},
+{0,1,5,2,3,5,4,5},
+{4,4,0,1,2,4,3,4},
+{0,5,1,2,3,5,4,5},
+{5,0,1,2,3,5,4,5},
+{0,1,2,3,4,6,5,6},
+{2,2,2,2,2,0,1,2},
+{0,3,3,3,3,1,2,3},
+{3,0,3,3,3,1,2,3},
+{0,1,4,4,4,2,3,4},
+{3,3,0,3,3,1,2,3},
+{0,4,1,4,4,2,3,4},
+{4,0,1,4,4,2,3,4},
+{0,1,2,5,5,3,4,5},
+{3,3,3,0,3,1,2,3},
+{0,4,4,1,4,2,3,4},
+{4,0,4,1,4,2,3,4},
+{0,1,5,2,5,3,4,5},
+{4,4,0,1,4,2,3,4},
+{0,5,1,2,5,3,4,5},
+{5,0,1,2,5,3,4,5},
+{0,1,2,3,6,4,5,6},
+{3,3,3,3,0,1,2,3},
+{0,4,4,4,1,2,3,4},
+{4,0,4,4,1,2,3,4},
+{0,1,5,5,2,3,4,5},
+{4,4,0,4,1,2,3,4},
+{0,5,1,5,2,3,4,5},
+{5,0,1,5,2,3,4,5},
+{0,1,2,6,3,4,5,6},
+{4,4,4,0,1,2,3,4},
+{0,5,5,1,2,3,4,5},
+{5,0,5,1,2,3,4,5},
+{0,1,6,2,3,4,5,6},
+{5,5,0,1,2,3,4,5},
+{0,6,1,2,3,4,5,6},
+{6,0,1,2,3,4,5,6},
+{0,1,2,3,4,5,6,7},
+{1,1,1,1,1,1,1,0},
+{0,2,2,2,2,2,2,1},
+{2,0,2,2,2,2,2,1},
+{0,1,3,3,3,3,3,2},
+{2,2,0,2,2,2,2,1},
+{0,3,1,3,3,3,3,2},
+{3,0,1,3,3,3,3,2},
+{0,1,2,4,4,4,4,3},
+{2,2,2,0,2,2,2,1},
+{0,3,3,1,3,3,3,2},
+{3,0,3,1,3,3,3,2},
+{0,1,4,2,4,4,4,3},
+{3,3,0,1,3,3,3,2},
+{0,4,1,2,4,4,4,3},
+{4,0,1,2,4,4,4,3},
+{0,1,2,3,5,5,5,4},
+{2,2,2,2,0,2,2,1},
+{0,3,3,3,1,3,3,2},
+{3,0,3,3,1,3,3,2},
+{0,1,4,4,2,4,4,3},
+{3,3,0,3,1,3,3,2},
+{0,4,1,4,2,4,4,3},
+{4,0,1,4,2,4,4,3},
+{0,1,2,5,3,5,5,4},
+{3,3,3,0,1,3,3,2},
+{0,4,4,1,2,4,4,3},
+{4,0,4,1,2,4,4,3},
+{0,1,5,2,3,5,5,4},
+{4,4,0,1,2,4,4,3},
+{0,5,1,2,3,5,5,4},
+{5,0,1,2,3,5,5,4},
+{0,1,2,3,4,6,6,5},
+{2,2,2,2,2,0,2,1},
+{0,3,3,3,3,1,3,2},
+{3,0,3,3,3,1,3,2},
+{0,1,4,4,4,2,4,3},
+{3,3,0,3,3,1,3,2},
+{0,4,1,4,4,2,4,3},
+{4,0,1,4,4,2,4,3},
+{0,1,2,5,5,3,5,4},
+{3,3,3,0,3,1,3,2},
+{0,4,4,1,4,2,4,3},
+{4,0,4,1,4,2,4,3},
+{0,1,5,2,5,3,5,4},
+{4,4,0,1,4,2,4,3},
+{0,5,1,2,5,3,5,4},
+{5,0,1,2,5,3,5,4},
+{0,1,2,3,6,4,6,5},
+{3,3,3,3,0,1,3,2},
+{0,4,4,4,1,2,4,3},
+{4,0,4,4,1,2,4,3},
+{0,1,5,5,2,3,5,4},
+{4,4,0,4,1,2,4,3},
+{0,5,1,5,2,3,5,4},
+{5,0,1,5,2,3,5,4},
+{0,1,2,6,3,4,6,5},
+{4,4,4,0,1,2,4,3},
+{0,5,5,1,2,3,5,4},
+{5,0,5,1,2,3,5,4},
+{0,1,6,2,3,4,6,5},
+{5,5,0,1,2,3,5,4},
+{0,6,1,2,3,4,6,5},
+{6,0,1,2,3,4,6,5},
+{0,1,2,3,4,5,7,6},
+{2,2,2,2,2,2,0,1},
+{0,3,3,3,3,3,1,2},
+{3,0,3,3,3,3,1,2},
+{0,1,4,4,4,4,2,3},
+{3,3,0,3,3,3,1,2},
+{0,4,1,4,4,4,2,3},
+{4,0,1,4,4,4,2,3},
+{0,1,2,5,5,5,3,4},
+{3,3,3,0,3,3,1,2},
+{0,4,4,1,4,4,2,3},
+{4,0,4,1,4,4,2,3},
+{0,1,5,2,5,5,3,4},
+{4,4,0,1,4,4,2,3},
+{0,5,1,2,5,5,3,4},
+{5,0,1,2,5,5,3,4},
+{0,1,2,3,6,6,4,5},
+{3,3,3,3,0,3,1,2},
+{0,4,4,4,1,4,2,3},
+{4,0,4,4,1,4,2,3},
+{0,1,5,5,2,5,3,4},
+{4,4,0,4,1,4,2,3},
+{0,5,1,5,2,5,3,4},
+{5,0,1,5,2,5,3,4},
+{0,1,2,6,3,6,4,5},
+{4,4,4,0,1,4,2,3},
+{0,5,5,1,2,5,3,4},
+{5,0,5,1,2,5,3,4},
+{0,1,6,2,3,6,4,5},
+{5,5,0,1,2,5,3,4},
+{0,6,1,2,3,6,4,5},
+{6,0,1,2,3,6,4,5},
+{0,1,2,3,4,7,5,6},
+{3,3,3,3,3,0,1,2},
+{0,4,4,4,4,1,2,3},
+{4,0,4,4,4,1,2,3},
+{0,1,5,5,5,2,3,4},
+{4,4,0,4,4,1,2,3},
+{0,5,1,5,5,2,3,4},
+{5,0,1,5,5,2,3,4},
+{0,1,2,6,6,3,4,5},
+{4,4,4,0,4,1,2,3},
+{0,5,5,1,5,2,3,4},
+{5,0,5,1,5,2,3,4},
+{0,1,6,2,6,3,4,5},
+{5,5,0,1,5,2,3,4},
+{0,6,1,2,6,3,4,5},
+{6,0,1,2,6,3,4,5},
+{0,1,2,3,7,4,5,6},
+{4,4,4,4,0,1,2,3},
+{0,5,5,5,1,2,3,4},
+{5,0,5,5,1,2,3,4},
+{0,1,6,6,2,3,4,5},
+{5,5,0,5,1,2,3,4},
+{0,6,1,6,2,3,4,5},
+{6,0,1,6,2,3,4,5},
+{0,1,2,7,3,4,5,6},
+{5,5,5,0,1,2,3,4},
+{0,6,6,1,2,3,4,5},
+{6,0,6,1,2,3,4,5},
+{0,1,7,2,3,4,5,6},
+{6,6,0,1,2,3,4,5},
+{0,7,1,2,3,4,5,6},
+{7,0,1,2,3,4,5,6},
+{0,1,2,3,4,5,6,7}
 };
 #define u2vmask(_m_,_tv_)                  _mm256_sllv_epi32(_mm256_set1_epi8(_m_), _tv_)
 #define mm256_maskz_expand_epi32(_m_, _v_) _mm256_permutevar8x32_epi32(_v_,  _mm256_cvtepu8_epi32(_mm_cvtsi64_si128(ctou64(permv[_m_]))) )