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Implement the for of statement (#2871)

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JerryScript-DCO-1.0-Signed-off-by: Robert Fancsik frobert@inf.u-szeged.hu
This commit is contained in:
Robert Fancsik
2019-06-07 06:35:42 -04:00
committed by Dániel Bátyai
parent b6fc4e13ae
commit 343e80053b
15 changed files with 530 additions and 48 deletions
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jerry-core/parser/js/byte-code.h
+10 -2
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@@ -188,6 +188,8 @@
/* Stack consumption of opcodes with context. */
/* PARSER_FOR_OF_CONTEXT_STACK_ALLOCATION must be <= 3 */
#define PARSER_FOR_OF_CONTEXT_STACK_ALLOCATION 3
/* PARSER_FOR_IN_CONTEXT_STACK_ALLOCATION must be <= 4 */
#define PARSER_FOR_IN_CONTEXT_STACK_ALLOCATION 4
/* PARSER_WITH_CONTEXT_STACK_ALLOCATION must be <= 4 */
@@ -492,6 +494,14 @@
VM_OC_SET_GETTER | VM_OC_NON_STATIC_FLAG | VM_OC_GET_LITERAL_LITERAL) \
CBC_BACKWARD_BRANCH (CBC_EXT_BRANCH_IF_FOR_IN_HAS_NEXT, 0, \
VM_OC_FOR_IN_HAS_NEXT) \
CBC_OPCODE (CBC_EXT_FOR_OF_GET_NEXT, CBC_NO_FLAG, 1, \
VM_OC_FOR_OF_GET_NEXT | VM_OC_PUT_STACK) \
CBC_FORWARD_BRANCH (CBC_EXT_FOR_OF_CREATE_CONTEXT, \
-1 + PARSER_FOR_OF_CONTEXT_STACK_ALLOCATION, VM_OC_FOR_OF_CREATE_CONTEXT) \
CBC_OPCODE (CBC_EXT_PUSH_NAMED_FUNC_EXPRESSION, CBC_HAS_LITERAL_ARG | CBC_HAS_LITERAL_ARG2, 1, \
VM_OC_PUSH_NAMED_FUNC_EXPR | VM_OC_GET_LITERAL_LITERAL) \
CBC_BACKWARD_BRANCH (CBC_EXT_BRANCH_IF_FOR_OF_HAS_NEXT, 0, \
VM_OC_FOR_OF_HAS_NEXT) \
CBC_OPCODE (CBC_EXT_SET_SETTER, CBC_HAS_LITERAL_ARG | CBC_HAS_LITERAL_ARG2, 0, \
VM_OC_SET_SETTER | VM_OC_NON_STATIC_FLAG | VM_OC_GET_LITERAL_LITERAL) \
CBC_FORWARD_BRANCH (CBC_EXT_TRY_CREATE_CONTEXT, PARSER_TRY_CONTEXT_STACK_ALLOCATION, \
@@ -510,8 +520,6 @@
-1 + PARSER_SUPER_CLASS_CONTEXT_STACK_ALLOCATION, VM_OC_CLASS_HERITAGE) \
\
/* Basic opcodes. */ \
CBC_OPCODE (CBC_EXT_PUSH_NAMED_FUNC_EXPRESSION, CBC_HAS_LITERAL_ARG | CBC_HAS_LITERAL_ARG2, 1, \
VM_OC_PUSH_NAMED_FUNC_EXPR | VM_OC_GET_LITERAL_LITERAL) \
CBC_OPCODE (CBC_EXT_PUSH_LITERAL_PUSH_NUMBER_0, CBC_HAS_LITERAL_ARG, 2, \
VM_OC_PUSH_LIT_0 | VM_OC_GET_LITERAL) \
CBC_OPCODE (CBC_EXT_PUSH_LITERAL_PUSH_NUMBER_POS_BYTE, CBC_HAS_LITERAL_ARG | CBC_HAS_BYTE_ARG, 2, \