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Temporary implementation of 'func_decl_0' opcode handler. Should be rewritten from scratch after 'Function object creation' routine is fully implemented.

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This commit is contained in:
Ruben Ayrapetyan 2014-07-30 15:44:28 +04:00
parent ccb0701469
commit d4d446cd4f
1 changed files with 62 additions and 1 deletions
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63
src/libcoreint/opcodes.c
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@ -18,6 +18,7 @@
#include "ecma-conversion.h"
#include "ecma-exceptions.h"
#include "ecma-function-object.h"
#include "ecma-gc.h"
#include "ecma-helpers.h"
#include "ecma-number-arithmetic.h"
#include "ecma-operations.h"
@ -323,7 +324,6 @@ do_number_arithmetic(struct __int_data *int_data, /**< interpreter context */
} /* do_number_arithmetic */
#define OP_UNIMPLEMENTED_LIST(op) \
op(call_0) \
op(call_n) \
op(func_decl_1) \
op(func_decl_2) \
@ -1357,6 +1357,67 @@ opfunc_func_decl_0(OPCODE opdata, /**< operation data */
return ret_value;
} /* opfunc_func_decl_0 */
/**
* 'Function call with no arguments' opcode handler.
*
* See also: ECMA-262 v5, 13.2.1
*
* TODO: Move the call mechanic to ecma_op_function_call
* Rewrite from scratch.
*
* @return completion value
* Returned value must be freed with ecma_free_completion_value.
*/
ecma_completion_value_t
opfunc_call_0( OPCODE opdata, /**< operation data */
struct __int_data *int_data) /**< interpreter context */
{
const T_IDX func_name_lit_idx = opdata.data.call_0.name_lit_idx;
int_data->pos++;
ecma_completion_value_t ret_value;
ECMA_TRY_CATCH( func_value, get_variable_value( int_data, func_name_lit_idx, false), ret_value);
if ( func_value.value.value_type != ECMA_TYPE_OBJECT )
{
ret_value = ecma_make_throw_value( ecma_new_standard_error( ECMA_ERROR_TYPE));
}
else
{
ecma_object_t *func_obj_p = ecma_get_pointer( func_value.value.value);
ecma_property_t* code_prop_p = ecma_find_internal_property( func_obj_p, ECMA_INTERNAL_PROPERTY_CODE);
ecma_property_t* scope_prop_p = ecma_find_internal_property( func_obj_p, ECMA_INTERNAL_PROPERTY_SCOPE);
interp_bytecode_idx code_idx = (interp_bytecode_idx) code_prop_p->u.internal_property.value;
ecma_object_t *scope_p = ecma_get_pointer( scope_prop_p->u.internal_property.value);
ecma_object_t *new_lex_env_p = ecma_create_lexical_environment( scope_p,
ECMA_LEXICAL_ENVIRONMENT_DECLARATIVE);
ret_value = run_int_from_pos( code_idx,
NULL,
new_lex_env_p,
false);
if ( ret_value.type == ECMA_COMPLETION_TYPE_RETURN )
{
ecma_value_t returned_value = ret_value.value;
ecma_free_value( returned_value);
ret_value = ecma_make_empty_completion_value();
}
ecma_deref_object( new_lex_env_p);
}
ECMA_FINALIZE( func_value);
return ret_value;
} /* opfunc_call_0 */
/**
* 'Return with no expression' opcode handler.
*