mirror of
https://github.com/jerryscript-project/jerryscript.git
synced 2025-12-15 16:29:21 +00:00
151 lines
4.0 KiB
C
151 lines
4.0 KiB
C
/* Copyright JS Foundation and other contributors, http://js.foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "jcontext.h"
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/** \addtogroup context Context
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* @{
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*/
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/**
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* Check the existence of the ECMA_STATUS_EXCEPTION flag.
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*
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* @return true - if the flag is set
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* false - otherwise
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*/
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extern inline bool JERRY_ATTR_ALWAYS_INLINE
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jcontext_has_pending_exception (void)
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{
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return JERRY_CONTEXT (status_flags) & ECMA_STATUS_EXCEPTION;
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} /* jcontext_has_pending_exception */
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/**
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* Check the existence of the ECMA_STATUS_ABORT flag.
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*
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* @return true - if the flag is set
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* false - otherwise
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*/
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extern inline bool JERRY_ATTR_ALWAYS_INLINE
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jcontext_has_pending_abort (void)
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{
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return JERRY_CONTEXT (status_flags) & ECMA_STATUS_ABORT;
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} /* jcontext_has_pending_abort */
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/**
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* Set the abort flag for the context.
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*/
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extern inline void JERRY_ATTR_ALWAYS_INLINE
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jcontext_set_abort_flag (bool is_abort) /**< true - if the abort flag should be set
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* false - if the abort flag should be removed */
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{
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JERRY_ASSERT (jcontext_has_pending_exception ());
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if (is_abort)
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{
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JERRY_CONTEXT (status_flags) |= ECMA_STATUS_ABORT;
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}
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else
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{
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JERRY_CONTEXT (status_flags) &= (uint32_t) ~ECMA_STATUS_ABORT;
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}
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} /* jcontext_set_abort_flag */
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/**
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* Set the exception flag for the context.
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*/
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extern inline void JERRY_ATTR_ALWAYS_INLINE
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jcontext_set_exception_flag (bool is_exception) /**< true - if the exception flag should be set
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* false - if the exception flag should be removed */
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{
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if (is_exception)
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{
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JERRY_CONTEXT (status_flags) |= ECMA_STATUS_EXCEPTION;
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}
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else
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{
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JERRY_CONTEXT (status_flags) &= (uint32_t) ~ECMA_STATUS_EXCEPTION;
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}
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} /* jcontext_set_exception_flag */
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/**
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* Raise exception from the given error value.
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*/
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extern inline void JERRY_ATTR_ALWAYS_INLINE
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jcontext_raise_exception (ecma_value_t error) /**< error to raise */
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{
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JERRY_ASSERT (!jcontext_has_pending_exception ());
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JERRY_ASSERT (!jcontext_has_pending_abort ());
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JERRY_CONTEXT (error_value) = error;
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jcontext_set_exception_flag (true);
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} /* jcontext_raise_exception */
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/**
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* Release the current exception/abort of the context.
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*/
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void
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jcontext_release_exception (void)
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{
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JERRY_ASSERT (jcontext_has_pending_exception ());
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ecma_free_value (jcontext_take_exception ());
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} /* jcontext_release_exception */
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/**
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* Take the current exception/abort of context.
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*
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* @return current exception as an ecma-value
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*/
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ecma_value_t
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jcontext_take_exception (void)
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{
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JERRY_ASSERT (jcontext_has_pending_exception ());
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JERRY_CONTEXT (status_flags) &= (uint32_t) ~(ECMA_STATUS_EXCEPTION
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#if JERRY_VM_THROW
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| ECMA_STATUS_ERROR_THROWN
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#endif /* JERRY_VM_THROW */
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| ECMA_STATUS_ABORT);
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return JERRY_CONTEXT (error_value);
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} /* jcontext_take_exception */
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#if !JERRY_EXTERNAL_CONTEXT
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/**
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* Global context.
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*/
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jerry_context_t jerry_global_context;
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#if !JERRY_SYSTEM_ALLOCATOR
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/**
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* Check size of heap is corresponding to configuration
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*/
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JERRY_STATIC_ASSERT (sizeof (jmem_heap_t) <= JMEM_HEAP_SIZE,
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size_of_mem_heap_must_be_less_than_or_equal_to_JMEM_HEAP_SIZE);
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/**
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* Global heap.
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*/
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jmem_heap_t jerry_global_heap JERRY_ATTR_ALIGNED (JMEM_ALIGNMENT) JERRY_ATTR_GLOBAL_HEAP;
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#endif /* !JERRY_SYSTEM_ALLOCATOR */
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#endif /* !JERRY_EXTERNAL_CONTEXT */
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/**
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* @}
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*/
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