Moved usage of BigDecimal outside TruffleBoundary

Author: otethal

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/objects/floats/FloatBuiltins.java

@@ -976,9 +976,14 @@ static double compareDoubleToLargeInt(double v, PInt w) {
             if (w.bitLength() <= 48) {
                 return v - w.doubleValue();
             } else {
-                return new BigDecimal(v).compareTo(new BigDecimal(w.getValue()));
+                return compareUsingBigDecimal(v, w.getValue());
             }
         }
+
+        @TruffleBoundary
+        private static double compareUsingBigDecimal(double v, BigInteger w) {
+            return new BigDecimal(v).compareTo(new BigDecimal(w));
+        }
     }
 
     @Builtin(name = __NE__, minNumOfPositionalArgs = 2)

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/objects/ints/IntBuiltins.java

@@ -233,12 +233,12 @@ public Object roundPIntPInt(Object arg, Object n) {
 
         private Object makeInt(BigDecimal d) {
             try {
-                return d.intValueExact();
+                return intValueExact(d);
             } catch (ArithmeticException e) {
                 // does not fit int, so try long
             }
             try {
-                return d.longValueExact();
+                return longValueExact(d);
             } catch (ArithmeticException e) {
                 // does not fit long, try BigInteger
             }
@@ -250,6 +250,16 @@ private Object makeInt(BigDecimal d) {
             }
         }
 
+        @TruffleBoundary
+        private static int intValueExact(BigDecimal d) {
+            return d.intValueExact();
+        }
+
+        @TruffleBoundary
+        private static long longValueExact(BigDecimal d) {
+            return d.longValueExact();
+        }
+
         @TruffleBoundary
         private static BigDecimal op(long arg, int n) {
             try {