Slight simplification.

relic-toolkit · Aug 15, 2023 · 5751f0f · 5751f0f
1 parent 8c196d3
commit 5751f0f
Showing 1 changed file with 4 additions and 6 deletions.
diff --git a/src/fp/relic_fp_smb.c b/src/fp/relic_fp_smb.c
@@ -65,11 +65,10 @@ static dis_t jumpdivstep(dis_t m[4], dig_t *k, dis_t delta,
 	for (s -= 2; s >= 0; s -= 2) {
 		yi = y;
 
-		c0 = ~(delta >> (RLC_DIG - 1));
+		d0 = (delta >= 0);
 		c1 = -(x & 1);
-		c0 &= c1;
+		c0 = (-d0) & c1;
 
-		d0 = (delta >= 0);
 		t0 = (y ^ -d0) + d0;
 		t1 = (ci ^ -d0) + d0;
 		t2 = (di ^ -d0) + d0;
@@ -92,11 +91,10 @@ static dis_t jumpdivstep(dis_t m[4], dig_t *k, dis_t delta,
 
 		yi = y;
 
-		c0 = ~(delta >> (RLC_DIG - 1));
+		d0 = (delta >= 0);
 		c1 = -(x & 1);
-		c0 &= c1;
+		c0 = (-d0) & c1;
 
-		d0 = (delta >= 0);
 		t0 = (y ^ -d0) + d0;
 		t1 = (ci ^ -d0) + d0;
 		t2 = (di ^ -d0) + d0;