| // Copyright 2026 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| package spec |
| |
| // ReshapeToUints reinterprets the bits of x as a {z} vector. The least |
| // significant bit of element 0 is bit 0 |
| // |
| //specgen:name ReshapeToUint{zN}s |
| //specgen:require xN!=zN |
| func ReshapeToUints[xE Uints, xW Width, zE Uints](x Vec[xE, xW]) (z Vec[zE, xW]) { |
| z = makeVec[zE, xW]() |
| xN, zN := elemBits[xE](), elemBits[zE]() |
| // Copy a byte at a time. |
| for bit := 0; bit < width[xW](); bit += 8 { |
| b := byte(x[bit/xN] >> (bit % xN)) |
| z[bit/zN] |= zE(b) << (bit % zN) |
| } |
| return z |
| } |
