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Use an array of comptime_int for shuffle masks

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Suggested by @LemonBoy - Thanks!
This commit is contained in:
Frank Denis 2020-10-10 19:48:22 +02:00
parent 9b386bda33
commit 459128e059
1 changed files with 2 additions and 2 deletions
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4
lib/std/crypto/chacha20.zig
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@ -35,8 +35,8 @@ const ChaCha20VecImpl = struct {
}
inline fn chacha20Core(x: *BlockVec, input: BlockVec) void {
const rot8 = Vector(16, i32){ 3, 0, 1, 2, 7, 4, 5, 6, 11, 8, 9, 10, 15, 12, 13, 14 };
const rot16 = Vector(16, i32){ 2, 3, 0, 1, 6, 7, 4, 5, 10, 11, 8, 9, 14, 15, 12, 13 };
const rot8 = [_]i32{ 3, 0, 1, 2, 7, 4, 5, 6, 11, 8, 9, 10, 15, 12, 13, 14 };
const rot16 = [_]i32{ 2, 3, 0, 1, 6, 7, 4, 5, 10, 11, 8, 9, 14, 15, 12, 13 };
x.* = input;