10x26 field implementation

2013-04-02 00:10:14 +02:00
parent da09a2d426
commit 3231676bf9
7 changed files with 510 additions and 5 deletions
--- a/src/field_5x52_int128.c
+++ b/src/field_5x52_int128.c
@@ -1,7 +1,7 @@
 #include "field.h"

 void static inline secp256k1_fe_mul_inner(const uint64_t *a, const uint64_t *b, uint64_t *r) {
-    unsigned __int128 c = (__int128)a[0] * b[0];
+    __int128 c = (__int128)a[0] * b[0];
    uint64_t t0 = c & 0xFFFFFFFFFFFFFULL; c = c >> 52; // c max 0FFFFFFFFFFFFFE0
    c = c + (__int128)a[0] * b[1] +
            (__int128)a[1] * b[0];