cpython/Include/opcode.h

/* Instruction opcodes for compiled code */

#define STOP_CODE	0
#define POP_TOP		1
#define ROT_TWO		2
#define ROT_THREE	3
#define DUP_TOP		4

#define UNARY_POSITIVE	10
#define UNARY_NEGATIVE	11
#define UNARY_NOT	12
#define UNARY_CONVERT	13
#define UNARY_CALL	14

#define BINARY_MULTIPLY	20
#define BINARY_DIVIDE	21
#define BINARY_MODULO	22
#define BINARY_ADD	23
#define BINARY_SUBTRACT	24
#define BINARY_SUBSCR	25
#define BINARY_CALL	26

#define SLICE		30
/* Also uses 31-33 */

#define STORE_SLICE	40
/* Also uses 41-43 */

#define DELETE_SLICE	50
/* Also uses 51-53 */

#define STORE_SUBSCR	60
#define DELETE_SUBSCR	61

#define PRINT_EXPR	70
#define PRINT_ITEM	71
#define PRINT_NEWLINE	72

#define BREAK_LOOP	80
#define RAISE_EXCEPTION	81
#define LOAD_LOCALS	82
#define RETURN_VALUE	83
#define REQUIRE_ARGS	84
#define REFUSE_ARGS	85
#define BUILD_FUNCTION	86
#define POP_BLOCK	87
#define END_FINALLY	88
#define BUILD_CLASS	89

#define HAVE_ARGUMENT	90	/* Opcodes from here have an argument: */

#define STORE_NAME	90	/* Index in name list */
#define DELETE_NAME	91	/* "" */
#define UNPACK_TUPLE	92	/* Number of tuple items */
#define UNPACK_LIST	93	/* Number of list items */
/* unused:		94 */
#define STORE_ATTR	95	/* Index in name list */
#define DELETE_ATTR	96	/* "" */

#define LOAD_CONST	100	/* Index in const list */
#define LOAD_NAME	101	/* Index in name list */
#define BUILD_TUPLE	102	/* Number of tuple items */
#define BUILD_LIST	103	/* Number of list items */
#define BUILD_MAP	104	/* Always zero for now */
#define LOAD_ATTR	105	/* Index in name list */
#define COMPARE_OP	106	/* Comparison operator */
#define IMPORT_NAME	107	/* Index in name list */
#define IMPORT_FROM	108	/* Index in name list */

#define JUMP_FORWARD	110	/* Number of bytes to skip */
#define JUMP_IF_FALSE	111	/* "" */
#define JUMP_IF_TRUE	112	/* "" */
#define JUMP_ABSOLUTE	113	/* Target byte offset from beginning of code */
#define FOR_LOOP	114	/* Number of bytes to skip */

#define SETUP_LOOP	120	/* Target address (absolute) */
#define SETUP_EXCEPT	121	/* "" */
#define SETUP_FINALLY	122	/* "" */

#define SET_LINENO	127	/* Current line number */

/* Comparison operator codes (argument to COMPARE_OP) */
enum cmp_op {LT, LE, EQ, NE, GT, GE, IN, NOT_IN, IS, IS_NOT, EXC_MATCH, BAD};

#define HAS_ARG(op) ((op) >= HAVE_ARGUMENT)