Implement BigInt primitve type and some of its operations (#4062)

Supported operations: - parse BigInt (decimal, hexadecimal, binary) - toString with any radix between 2 and 36 - arithmetic operations: negate, add, subtract, multiply, divide, modulo - left and right shift JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
2020-07-30 12:08:34 +02:00
parent 3eb69075f7
commit df2f7782f7
29 changed files with 3237 additions and 192 deletions
@@ -0,0 +1,66 @@
+/* Copyright JS Foundation and other contributors, http://js.foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "ecma-alloc.h"
+#include "ecma-bigint-object.h"
+#include "ecma-builtins.h"
+#include "ecma-exceptions.h"
+#include "ecma-gc.h"
+#include "ecma-globals.h"
+#include "ecma-helpers.h"
+#include "ecma-objects.h"
+#include "ecma-objects-general.h"
+
+#if ENABLED (JERRY_BUILTIN_BIGINT)
+
+/** \addtogroup ecma ECMA
+ * @{
+ *
+ * \addtogroup ecmabigintobject ECMA BigInt object related routines
+ * @{
+ */
+
+/**
+ * BigInt object creation operation.
+ *
+ * See also: ECMA-262 v11, 7.1.18
+ *
+ * @return ecma value
+ *         Returned value must be freed with ecma_free_value
+ */
+ecma_value_t
+ecma_op_create_bigint_object (ecma_value_t arg) /**< argument passed to the toObject operation */
+{
+  JERRY_ASSERT (ecma_is_value_bigint (arg));
+
+  ecma_object_t *prototype_obj_p = ecma_builtin_get (ECMA_BUILTIN_ID_BIGINT_PROTOTYPE);
+
+  ecma_object_t *object_p = ecma_create_object (prototype_obj_p,
+                                                sizeof (ecma_extended_object_t),
+                                                ECMA_OBJECT_TYPE_CLASS);
+
+  ecma_extended_object_t *ext_object_p = (ecma_extended_object_t *) object_p;
+  ext_object_p->u.class_prop.class_id = LIT_MAGIC_STRING_BIGINT_UL;
+  ext_object_p->u.class_prop.u.value = ecma_copy_value (arg);
+
+  return ecma_make_object_value (object_p);
+} /* ecma_op_create_bigint_object */
+
+/**
+ * @}
+ * @}
+ */
+
+#endif /* ENABLED (JERRY_BUILTIN_BIGINT) */