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Optimize conditional jumps.

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The ecma_op_to_boolean return value is changed to bool for faster
evaluation, and no need to swap operandos of relational compare.

JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2016-05-30 05:56:22 -07:00
parent 08c312bc55
commit f24be95f89
12 changed files with 149 additions and 193 deletions
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jerry-core/ecma/builtin-objects/ecma-builtin-array-prototype.c
+6 -6
View File
@@ -2027,8 +2027,8 @@ ecma_builtin_array_prototype_object_every (ecma_value_t this_arg, /**< this argu
/* 7.c.ii */
ECMA_TRY_CATCH (call_value, ecma_op_function_call (func_object_p, arg2, call_args, 3), ret_value);
/* 7.c.iii, ecma_op_to_boolean always returns a simple value, so no need to free. */
if (ecma_is_value_false (ecma_op_to_boolean (call_value)))
/* 7.c.iii */
if (!ecma_op_to_boolean (call_value))
{
ret_value = ecma_make_simple_value (ECMA_SIMPLE_VALUE_FALSE);
}
@@ -2125,8 +2125,8 @@ ecma_builtin_array_prototype_object_some (ecma_value_t this_arg, /**< this argum
/* 7.c.ii */
ECMA_TRY_CATCH (call_value, ecma_op_function_call (func_object_p, arg2, call_args, 3), ret_value);
/* 7.c.iii, ecma_op_to_boolean always returns a simple value, so no need to free. */
if (ecma_is_value_true (ecma_op_to_boolean (call_value)))
/* 7.c.iii */
if (ecma_op_to_boolean (call_value))
{
ret_value = ecma_make_simple_value (ECMA_SIMPLE_VALUE_TRUE);
}
@@ -2430,8 +2430,8 @@ ecma_builtin_array_prototype_object_filter (ecma_value_t this_arg, /**< this arg
/* 9.c.ii */
ECMA_TRY_CATCH (call_value, ecma_op_function_call (func_object_p, arg2, call_args, 3), ret_value);
/* 9.c.iii, ecma_op_to_boolean always returns a simple value, so no need to free. */
if (ecma_is_value_true (ecma_op_to_boolean (call_value)))
/* 9.c.iii */
if (ecma_op_to_boolean (call_value))
{
ecma_string_t *to_index_string_p = ecma_new_ecma_string_from_uint32 (new_array_index);
jerry-core/ecma/builtin-objects/ecma-builtin-boolean.c
+2 -1
View File
@@ -66,7 +66,8 @@ ecma_builtin_boolean_dispatch_call (const ecma_value_t *arguments_list_p, /**< a
arg_value = arguments_list_p[0];
}
return ecma_op_to_boolean (arg_value);
return ecma_make_simple_value (ecma_op_to_boolean (arg_value) ? ECMA_SIMPLE_VALUE_TRUE
: ECMA_SIMPLE_VALUE_FALSE);
} /* ecma_builtin_boolean_dispatch_call */
/**