zig

commit 37ae2464053628d10c7e7e7165ba8a267006b0ad (tree)
parent ab6ffa8a3c1e3fa802cacd970d3ed415ba25a85e
Author: Frank Denis <github@pureftpd.org>
Date:   Sat, 15 Aug 2020 21:14:56 +0200

Inline Fe.{sub,mul,sq} for a performance boost in release-safe mode

Diffstat:
M
lib/std/crypto/25519/field.zig
 | 
6
+++---

1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/lib/std/crypto/25519/field.zig b/lib/std/crypto/25519/field.zig
@@ -114,7 +114,7 @@ pub const Fe = struct {
         return fe;
     }
 
-    pub fn sub(a: Fe, b: Fe) Fe {
+    pub inline fn sub(a: Fe, b: Fe) Fe {
         var fe = b;
         comptime var i = 0;
         inline while (i < 4) : (i += 1) {
@@ -200,7 +200,7 @@ pub const Fe = struct {
         return .{ .limbs = rs };
     }
 
-    pub fn mul(a: Fe, b: Fe) Fe {
+    pub inline fn mul(a: Fe, b: Fe) Fe {
         var ax: [5]u128 = undefined;
         var bx: [5]u128 = undefined;
         var a19: [5]u128 = undefined;
@@ -223,7 +223,7 @@ pub const Fe = struct {
         return _carry128(&r);
     }
 
-    fn _sq(a: Fe, double: comptime bool) Fe {
+    inline fn _sq(a: Fe, double: comptime bool) Fe {
         var ax: [5]u128 = undefined;
         var r: [5]u128 = undefined;
         comptime var i = 0;