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Introducing and implementing 'throw' and 'try' opcode handlers.

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This commit is contained in:
Ruben Ayrapetyan
2014-08-28 18:57:34 +04:00
parent 647f6b3c67
commit ddb2e6e9d5
6 changed files with 255 additions and 15 deletions
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src/libcoreint/opcodes.h
+9 -3
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@@ -59,7 +59,11 @@ typedef enum
OPCODE_META_TYPE_VARG_PROP_GETTER, /**< name (lit_idx) and getter (var_idx) for an accessor property descriptor */
OPCODE_META_TYPE_VARG_PROP_SETTER, /**< name (lit_idx) and setter (var_idx) for an accessor property descriptor */
OPCODE_META_TYPE_END_WITH, /**< end of with statement */
OPCODE_META_TYPE_FUNCTION_END /**< opcode counter */
OPCODE_META_TYPE_FUNCTION_END, /**< opcode counter */
OPCODE_META_TYPE_CATCH, /**< mark of beginning of catch block containing pointer to end of catch block */
OPCODE_META_TYPE_CATCH_EXCEPTION_IDENTIFIER, /**< literal index containing name of variable with exception object */
OPCODE_META_TYPE_FINALLY, /**< mark of beginning of finally block containing pointer to end of finally block */
OPCODE_META_TYPE_END_TRY_CATCH_FINALLY /**< mark of end of try-catch, try-finally, try-catch-finally blocks */
} opcode_meta_type;
typedef struct
@@ -74,7 +78,7 @@ typedef struct
ecma_value_t *regs_p; /**< register variables */
} int_data_t;
opcode_counter_t calc_meta_opcode_counter_from_meta_data (const idx_t data_1, const idx_t data_2);
opcode_counter_t calc_opcode_counter_from_idx_idx (const idx_t oc_idx_1, const idx_t oc_idx_2);
opcode_counter_t read_meta_opcode_counter (opcode_meta_type expected_type, int_data_t *int_data);
#define OP_CALLS_AND_ARGS(p, a) \
@@ -101,7 +105,9 @@ opcode_counter_t read_meta_opcode_counter (opcode_meta_type expected_type, int_d
p##_2 (a, delete_var, lhs, name) \
p##_3 (a, delete_prop, lhs, base, name) \
p##_2 (a, typeof, lhs, obj) \
p##_1 (a, with, expr)
p##_1 (a, with, expr) \
p##_2 (a, try, oc_idx_1, oc_idx_2) \
p##_1 (a, throw, var)
#define OP_ASSIGNMENTS(p, a) \
p##_3 (a, assignment, var_left, type_value_right, value_right)