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crypto.bcrypt: fix massive speed regression when using stage2 (#13518)

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state: State -> state: *const State
Suggested by @nektro

Fixes #13510
This commit is contained in:
Frank Denis 2022-11-14 16:37:19 +01:00 committed by Andrew Kelley
parent 50fb7a4144
commit b239a178c5
1 changed files with 3 additions and 3 deletions
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6
lib/std/crypto/bcrypt.zig
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@ -374,7 +374,7 @@ pub const State = struct {
const Halves = struct { l: u32, r: u32 };
fn halfRound(state: State, i: u32, j: u32, n: usize) u32 {
fn halfRound(state: *const State, i: u32, j: u32, n: usize) u32 {
var r = state.sboxes[0][@truncate(u8, j >> 24)];
r +%= state.sboxes[1][@truncate(u8, j >> 16)];
r ^= state.sboxes[2][@truncate(u8, j >> 8)];
@ -382,7 +382,7 @@ pub const State = struct {
return i ^ r ^ state.subkeys[n];
}
fn encipher(state: State, halves: *Halves) void {
fn encipher(state: *const State, halves: *Halves) void {
halves.l ^= state.subkeys[0];
comptime var i = 1;
inline while (i < 16) : (i += 2) {
@ -393,7 +393,7 @@ pub const State = struct {
halves.* = halves_last;
}
fn encrypt(state: State, data: []u32) void {
fn encrypt(state: *const State, data: []u32) void {
debug.assert(data.len % 2 == 0);
var i: usize = 0;
while (i < data.len) : (i += 2) {