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Moving type conversion helpers from libecmaoperations to libecmaobjects.

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This commit is contained in:
Ruben Ayrapetyan 2014-08-18 16:26:22 +04:00
parent bcddffbefb
commit 15b65a27fb
5 changed files with 142 additions and 110 deletions
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134
src/libecmaobjects/ecma-helpers-conversion.c Normal file
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@ -0,0 +1,134 @@
/* Copyright 2014 Samsung Electronics Co., Ltd.
*
* 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.
*/
/** \addtogroup ecma ---TODO---
* @{
*
* \addtogroup ecmahelpers Helpers for operations with ECMA data types
* @{
*/
#include "ecma-globals.h"
#include "ecma-helpers.h"
#include "jerry-libc.h"
/**
* ECMA-defined conversion of string (zero-terminated) to Number.
*
* See also:
* ECMA-262 v5, 9.6
*
* @return ecma-number
*/
ecma_number_t
ecma_zt_string_to_number (const ecma_char_t *str_p) /**< zero-terminated string */
{
FIXME (Implement according to ECMA);
ecma_number_t ret_value = 0;
while (*str_p != '\0')
{
if (*str_p >= '0' && *str_p <= '9')
{
ret_value *= 10;
ret_value += (ecma_number_t) (*str_p - '0');
}
else
{
JERRY_UNIMPLEMENTED();
}
}
return ret_value;
} /* ecma_zt_string_to_number */
/**
* ECMA-defined conversion of UInt32 to String (zero-terminated).
*/
void
ecma_uint32_to_string (uint32_t value, /**< value to convert */
ecma_char_t *out_buffer_p, /**< buffer for zero-terminated string */
size_t buffer_size) /**< size of buffer */
{
FIXME (Implement according to ECMA);
ecma_char_t *p = (ecma_char_t*) ((uint8_t*) out_buffer_p + buffer_size) - 1;
*p-- = '\0';
do
{
JERRY_ASSERT (p != out_buffer_p);
*p-- = (ecma_char_t) ("0123456789"[value % 10]);
value /= 10;
}
while (value != 0);
if (likely (p != out_buffer_p))
{
ssize_t bytes_to_move = ((uint8_t*) out_buffer_p + buffer_size) - (uint8_t*) p;
__memmove (out_buffer_p, p, (size_t) bytes_to_move);
}
} /* ecma_uint32_to_string */
/**
* ECMA-defined conversion of UInt32 value to Number value
*
* @return number - result of conversion.
*/
ecma_number_t
ecma_uint32_to_number (uint32_t value) /**< unsigned 32-bit integer value */
{
TODO(Implement according to ECMA);
return (ecma_number_t) value;
} /* ecma_uint32_to_number */
/**
* ECMA-defined conversion of Number value to Uint32 value
*
* See also:
* ECMA-262 v5, 9.6
*
* @return number - result of conversion.
*/
uint32_t
ecma_number_to_uint32 (ecma_number_t value) /**< unsigned 32-bit integer value */
{
TODO(Implement according to ECMA);
return (uint32_t) value;
} /* ecma_number_to_uint32 */
/**
* ECMA-defined conversion of Number value to Int32 value
*
* See also:
* ECMA-262 v5, 9.5
*
* @return number - result of conversion.
*/
int32_t
ecma_number_to_int32 (ecma_number_t value) /**< unsigned 32-bit integer value */
{
TODO(Implement according to ECMA);
return (int32_t) value;
} /* ecma_number_to_int32 */
/**
* @}
* @}
*/

7
src/libecmaobjects/ecma-helpers.h
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@ -173,6 +173,13 @@ extern bool ecma_is_property_configurable (ecma_property_t* prop_p);
extern ecma_property_descriptor_t ecma_make_empty_property_descriptor (void);
/* ecma-helpers-conversion.c */
extern ecma_number_t ecma_zt_string_to_number (const ecma_char_t *str_p);
extern void ecma_uint32_to_string (uint32_t value, ecma_char_t *out_buffer_p, size_t buffer_size);
extern uint32_t ecma_number_to_uint32 (ecma_number_t value);
extern int32_t ecma_number_to_int32 (ecma_number_t value);
extern ecma_number_t ecma_uint32_to_number (uint32_t value);
#endif /* !JERRY_ECMA_HELPERS_H */
/**

2
src/libecmaoperations/ecma-array-object.c
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@ -78,7 +78,7 @@ ecma_array_object_reduce_length (ecma_object_t *obj_p, /**< the array object */
// ii.
ecma_char_t uint32_str_buf[ECMA_MAX_CHARS_IN_STRINGIFIED_UINT32];
ecma_op_to_string_uint32 (old_length, uint32_str_buf, sizeof (uint32_str_buf));
ecma_uint32_to_string (old_length, uint32_str_buf, sizeof (uint32_str_buf));
ecma_completion_value_t delete_succeeded = ecma_op_object_delete (obj_p,
uint32_str_buf,

104
src/libecmaoperations/ecma-conversion.c
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@ -315,110 +315,6 @@ ecma_op_to_object (ecma_value_t value) /**< ecma-value */
JERRY_UNIMPLEMENTED_REF_UNUSED_VARS(value);
} /* ecma_op_to_object */
/**
* ECMA-defined conversion of string (zero-terminated) to Number.
*
* See also:
* ECMA-262 v5, 9.6
*
* @return ecma-number
*/
ecma_number_t
ecma_zt_string_to_number (const ecma_char_t *str_p) /**< zero-terminated string */
{
FIXME (Implement according to ECMA);
ecma_number_t ret_value = 0;
while (*str_p != '\0')
{
if (*str_p >= '0' && *str_p <= '9')
{
ret_value *= 10;
ret_value += (ecma_number_t) (*str_p - '0');
}
else
{
JERRY_UNIMPLEMENTED();
}
}
return ret_value;
} /* ecma_zt_string_to_number */
/**
* ECMA-defined conversion of UInt32 to String (zero-terminated).
*/
void
ecma_op_to_string_uint32 (uint32_t value, /**< value to convert */
ecma_char_t *out_buffer_p, /**< buffer for zero-terminated string */
size_t buffer_size) /**< size of buffer */
{
FIXME (Implement according to ECMA);
ecma_char_t *p = (ecma_char_t*) ((uint8_t*) out_buffer_p + buffer_size) - 1;
*p-- = '\0';
do
{
JERRY_ASSERT (p != out_buffer_p);
*p-- = (ecma_char_t) ("0123456789"[value % 10]);
value /= 10;
}
while (value != 0);
if (likely (p != out_buffer_p))
{
ssize_t bytes_to_move = ((uint8_t*) out_buffer_p + buffer_size) - (uint8_t*) p;
__memmove (out_buffer_p, p, (size_t) bytes_to_move);
}
} /* ecma_op_to_string_uint32 */
/**
* ECMA-defined conversion of UInt32 value to Number value
*
* @return number - result of conversion.
*/
ecma_number_t
ecma_uint32_to_number (uint32_t value) /**< unsigned 32-bit integer value */
{
TODO(Implement according to ECMA);
return (ecma_number_t) value;
} /* ecma_uint32_to_number */
/**
* ECMA-defined conversion of Number value to Uint32 value
*
* See also:
* ECMA-262 v5, 9.6
*
* @return number - result of conversion.
*/
uint32_t
ecma_number_to_uint32 (ecma_number_t value) /**< unsigned 32-bit integer value */
{
TODO(Implement according to ECMA);
return (uint32_t) value;
} /* ecma_number_to_uint32 */
/**
* ECMA-defined conversion of Number value to Int32 value
*
* See also:
* ECMA-262 v5, 9.5
*
* @return number - result of conversion.
*/
int32_t
ecma_number_to_int32 (ecma_number_t value) /**< unsigned 32-bit integer value */
{
TODO(Implement according to ECMA);
return (int32_t) value;
} /* ecma_number_to_int32 */
/**
* @}
* @}

5
src/libecmaoperations/ecma-conversion.h
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@ -46,11 +46,6 @@ extern ecma_completion_value_t ecma_op_to_primitive (ecma_value_t value, ecma_pr
extern ecma_completion_value_t ecma_op_to_boolean (ecma_value_t value);
extern ecma_completion_value_t ecma_op_to_number (ecma_value_t value);
extern ecma_completion_value_t ecma_op_to_object (ecma_value_t value);
extern ecma_number_t ecma_zt_string_to_number (const ecma_char_t *str_p);
extern void ecma_op_to_string_uint32 (uint32_t value, ecma_char_t *out_buffer_p, size_t buffer_size);
extern uint32_t ecma_number_to_uint32 (ecma_number_t value);
extern int32_t ecma_number_to_int32 (ecma_number_t value);
extern ecma_number_t ecma_uint32_to_number (uint32_t value);
/**
* @}