Implementing remainder operation according to ECMA. Checking that implementations of other arithmetic operations already conform to ECMA and removing corresponding TODOs from them.

src/libecmaobjects/ecma-helpers-number.c

@@ -350,6 +350,31 @@ ecma_number_get_fraction_and_exponent (ecma_number_t num, /**< ecma-number */
   return ECMA_NUMBER_FRACTION_WIDTH;
 } /* ecma_number_get_fraction_and_exponent */
 
+/**
+ * Make normalised positive Number from given fraction and exponent
+ *
+ * @return ecma-number
+ */
+ecma_number_t
+ecma_number_make_normal_positive_from_fraction_and_exponent (uint64_t fraction, /**< fraction */
+                                                             int32_t exponent) /**< exponent */
+{
+  union
+  {
+    ecma_number_fields_t fields;
+    ecma_number_t value;
+  } u;
+
+  uint32_t biased_exp = (uint32_t) (exponent + ecma_number_exponent_bias);
+  JERRY_ASSERT (biased_exp > 0 && biased_exp < (1u << ECMA_NUMBER_BIASED_EXP_WIDTH) - 1);
+
+  u.fields.biased_exp = biased_exp & ((1u << ECMA_NUMBER_BIASED_EXP_WIDTH) - 1);
+  u.fields.fraction = fraction & ((1u << ECMA_NUMBER_FRACTION_WIDTH) - 1);
+  u.fields.sign = 0;
+
+  return u.value;
+} /* ecma_number_make_normal_positive_from_fraction_and_exponent */
+
 /**
  * Negate ecma-number
  *

src/libecmaobjects/ecma-helpers.h

@@ -124,6 +124,8 @@ extern bool ecma_number_is_infinity (ecma_number_t num);
 extern int32_t ecma_number_get_fraction_and_exponent (ecma_number_t num,
                                                       uint64_t *out_fraction_p,
                                                       int32_t *out_exponent_p);
+extern ecma_number_t ecma_number_make_normal_positive_from_fraction_and_exponent (uint64_t fraction,
+                                                                                  int32_t exponent);
 extern ecma_number_t ecma_number_negate (ecma_number_t num);
 
 /* ecma-helpers-values-collection.c */