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/* Copyright JS Foundation and other contributors, http://js.foundation
*
* 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.
*/
#include "jcontext.h"
/** \addtogroup context Context
* @{
*/
/**
* Check the existence of the ECMA_STATUS_EXCEPTION flag.
*
* @return true - if the flag is set
* false - otherwise
*/
extern inline bool JERRY_ATTR_ALWAYS_INLINE
jcontext_has_pending_exception (void)
{
return JERRY_CONTEXT (status_flags) & ECMA_STATUS_EXCEPTION;
} /* jcontext_has_pending_exception */
/**
* Check the existence of the ECMA_STATUS_ABORT flag.
*
* @return true - if the flag is set
* false - otherwise
*/
extern inline bool JERRY_ATTR_ALWAYS_INLINE
jcontext_has_pending_abort (void)
{
return JERRY_CONTEXT (status_flags) & ECMA_STATUS_ABORT;
} /* jcontext_has_pending_abort */
/**
* Set the abort flag for the context.
*/
extern inline void JERRY_ATTR_ALWAYS_INLINE
jcontext_set_abort_flag (bool is_abort) /**< true - if the abort flag should be set
* false - if the abort flag should be removed */
{
JERRY_ASSERT (jcontext_has_pending_exception ());
if (is_abort)
{
JERRY_CONTEXT (status_flags) |= ECMA_STATUS_ABORT;
}
else
{
JERRY_CONTEXT (status_flags) &= (uint32_t) ~ECMA_STATUS_ABORT;
}
} /* jcontext_set_abort_flag */
/**
* Set the exception flag for the context.
*/
extern inline void JERRY_ATTR_ALWAYS_INLINE
jcontext_set_exception_flag (bool is_exception) /**< true - if the exception flag should be set
* false - if the exception flag should be removed */
{
if (is_exception)
{
JERRY_CONTEXT (status_flags) |= ECMA_STATUS_EXCEPTION;
}
else
{
JERRY_CONTEXT (status_flags) &= (uint32_t) ~ECMA_STATUS_EXCEPTION;
}
} /* jcontext_set_exception_flag */
/**
* Raise exception from the given error value.
*/
extern inline void JERRY_ATTR_ALWAYS_INLINE
jcontext_raise_exception (ecma_value_t error) /**< error to raise */
{
JERRY_ASSERT (!jcontext_has_pending_exception ());
JERRY_ASSERT (!jcontext_has_pending_abort ());
JERRY_CONTEXT (error_value) = error;
jcontext_set_exception_flag (true);
} /* jcontext_raise_exception */
/**
* Release the current exception/abort of the context.
*/
void
jcontext_release_exception (void)
{
JERRY_ASSERT (jcontext_has_pending_exception ());
ecma_free_value (jcontext_take_exception ());
} /* jcontext_release_exception */
/**
* Take the current exception/abort of context.
*
* @return current exception as an ecma-value
*/
ecma_value_t
jcontext_take_exception (void)
{
JERRY_ASSERT (jcontext_has_pending_exception ());
JERRY_CONTEXT (status_flags) &= (uint32_t) ~(ECMA_STATUS_EXCEPTION
#if JERRY_VM_THROW
| ECMA_STATUS_ERROR_THROWN
#endif /* JERRY_VM_THROW */
| ECMA_STATUS_ABORT);
return JERRY_CONTEXT (error_value);
} /* jcontext_take_exception */
#if !JERRY_EXTERNAL_CONTEXT
/**
* Global context.
*/
jerry_context_t jerry_global_context;
#if !JERRY_SYSTEM_ALLOCATOR
/**
* Check size of heap is corresponding to configuration
*/
JERRY_STATIC_ASSERT (sizeof (jmem_heap_t) <= JMEM_HEAP_SIZE,
size_of_mem_heap_must_be_less_than_or_equal_to_JMEM_HEAP_SIZE);
/**
* Global heap.
*/
jmem_heap_t jerry_global_heap JERRY_ATTR_ALIGNED (JMEM_ALIGNMENT) JERRY_ATTR_GLOBAL_HEAP;
#endif /* !JERRY_SYSTEM_ALLOCATOR */
#endif /* !JERRY_EXTERNAL_CONTEXT */
/**
* @}
*/
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