attempt to have fast mp_set and not broken windows

MoarVM · Jun 1, 2019 · 4aa256b · 4aa256b
1 parent c20f896
commit 4aa256b
Showing 1 changed file with 22 additions and 9 deletions.
diff --git a/src/math/bigintops.c b/src/math/bigintops.c
@@ -166,18 +166,31 @@ static mp_int * force_bigint(MVMThreadContext *tc, const MVMP6bigintBody *body,
         return body->u.bigint;
     }
     else {
-        MVMint64 value = body->u.smallint.value;
-        mp_int *i = tc->temp_bigints[idx];
-        if (value >= 0) {
-            mp_digit d = value;
-            mp_set(i, d);
+        if (sizeof(mp_digit) > 4) {
+            MVMint64 value = body->u.smallint.value;
+            mp_int *i = tc->temp_bigints[idx];
+            if (value >= 0) {
+                mp_digit d = value;
+                mp_set(i, d);
+            }
+            else {
+                mp_digit d = -value;
+                mp_set(i, d);
+                mp_neg(i, i);
+            }
+            return i;
         }
         else {
-            mp_digit d = -value;
-            mp_set(i, d);
-            mp_neg(i, i);
+            MVMint32 value = body->u.smallint.value;
+            mp_int *i = tc->temp_bigints[idx];
+            if (value >= 0) {
+                mp_set_int(i, value);
+            }
+            else {
+                mp_set_int(i, -value);
+            }
+            return i;
         }
-        return i;
     }
 }