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Implementation of ecma_make_simple_value and ecma_make_completion_value through bitwise operations (instead of through bit-fields).

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This commit is contained in:
Ruben Ayrapetyan
2014-11-20 15:30:33 +03:00
parent 76aab95aac
commit d7764dfc6e
1 changed files with 29 additions and 10 deletions
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src/libecmaobjects/ecma-helpers-value.c
+29 -10
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@@ -217,13 +217,17 @@ ecma_check_value_type_is_spec_defined (ecma_value_t value) /**< ecma-value */
ecma_value_t
ecma_make_simple_value (ecma_simple_value_t value) /**< simple value */
{
ecma_value_t ret_value = (ecma_value_t)
union
{
.value_type = ECMA_TYPE_SIMPLE,
.value = value
};
ecma_value_t value;
uint16_t uint16;
} u;
return ret_value;
u.uint16 = (uint16_t) (ECMA_TYPE_SIMPLE | (value << 2u));
JERRY_ASSERT (u.value.value_type == ECMA_TYPE_SIMPLE && u.value.value == value);
return u.value;
} /* ecma_make_simple_value */
/**
@@ -421,13 +425,28 @@ ecma_make_completion_value (ecma_completion_type_t type, /**< type */
JERRY_ASSERT (is_type_ok);
ecma_completion_value_t ret_value = (ecma_completion_value_t)
union
{
.type = type,
.u.value = value,
};
ecma_value_t value;
uint16_t uint16;
} u_v;
return ret_value;
u_v.value = value;
union
{
ecma_completion_value_t value;
uint32_t uint32;
} u_cv;
u_cv.uint32 = ((uint32_t) type | (uint32_t) (u_v.uint16 << 16u));
JERRY_ASSERT (u_cv.value.type == type &&
u_cv.value.padding == 0u &&
u_cv.value.u.value.value_type == value.value_type &&
u_cv.value.u.value.value == value.value);
return u_cv.value;
} /* ecma_make_completion_value */
/**