perf: optimize Chi()

paulmillr · Feb 4, 2025 · 06734e0 · 06734e0
1 parent 31c7924
commit 06734e0
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/_md.ts b/src/_md.ts
@@ -25,7 +25,7 @@ export function setBigUint64(
 
 /** Choice: a ? b : c */
 export function Chi(a: number, b: number, c: number): number {
-  return (a & b) ^ (~a & c);
+  return (c ^ (a & (b ^ c)));
 }
 
 /** Majority function, true if any two inputs is true. */