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Implement async function execution. (#3897)

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JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2020-06-17 12:08:01 +02:00
committed by GitHub
parent eb8e81d682
commit 8719f72e61
18 changed files with 663 additions and 173 deletions
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jerry-core/vm/vm-stack.c
+14 -4
View File
@@ -262,6 +262,20 @@ vm_stack_find_finally (vm_frame_ctx_t *frame_ctx_p, /**< frame context */
}
JERRY_ASSERT (byte_code_p[0] == CBC_EXT_OPCODE);
#if ENABLED (JERRY_ESNEXT)
if (JERRY_UNLIKELY (byte_code_p[1] == CBC_EXT_ASYNC_EXIT))
{
branch_offset = (uint32_t) (byte_code_p - frame_ctx_p->byte_code_start_p);
vm_stack_top_p[-1] = VM_CREATE_CONTEXT ((uint32_t) finally_type, branch_offset);
frame_ctx_p->byte_code_p = byte_code_p;
*vm_stack_top_ref_p = vm_stack_top_p;
return true;
}
#endif /* ENABLED (JERRY_ESNEXT) */
JERRY_ASSERT (byte_code_p[1] >= CBC_EXT_FINALLY
&& byte_code_p[1] <= CBC_EXT_FINALLY_3);
@@ -310,21 +324,17 @@ vm_get_context_value_offsets (ecma_value_t *context_item_p) /**< any item of a c
{
return PARSER_TRY_CONTEXT_STACK_ALLOCATION;
}
#if ENABLED (JERRY_ESNEXT)
case VM_CONTEXT_BLOCK:
#endif /* ENABLED (JERRY_ESNEXT) */
case VM_CONTEXT_WITH:
{
return PARSER_WITH_CONTEXT_STACK_ALLOCATION;
}
#if ENABLED (JERRY_ESNEXT)
case VM_CONTEXT_FOR_OF:
{
return ((3 << (VM_CONTEXT_OFFSET_SHIFT * 2))
| (2 << (VM_CONTEXT_OFFSET_SHIFT))
| PARSER_FOR_OF_CONTEXT_STACK_ALLOCATION);
}
#endif /* ENABLED (JERRY_ESNEXT) */
default:
{
return (4 << (VM_CONTEXT_OFFSET_SHIFT)) | PARSER_FOR_IN_CONTEXT_STACK_ALLOCATION;