diff options
author | Irit Katriel <1055913+iritkatriel@users.noreply.github.com> | 2023-08-16 22:25:18 (GMT) |
---|---|---|
committer | GitHub <noreply@github.com> | 2023-08-16 22:25:18 (GMT) |
commit | 665a4391e10167dad1c854fb604c86f336fcd331 (patch) | |
tree | e1d55069486dd67e6857a13fafc12b6e865cacf7 /Lib/opcode.py | |
parent | e88eb3775ecdcb3af6c6d694a935b7fa5f41e5ce (diff) | |
download | cpython-665a4391e10167dad1c854fb604c86f336fcd331.zip cpython-665a4391e10167dad1c854fb604c86f336fcd331.tar.gz cpython-665a4391e10167dad1c854fb604c86f336fcd331.tar.bz2 |
gh-105481: generate op IDs from bytecode.c instead of hard coding them in opcode.py (#107971)
Diffstat (limited to 'Lib/opcode.py')
-rw-r--r-- | Lib/opcode.py | 218 |
1 files changed, 10 insertions, 208 deletions
diff --git a/Lib/opcode.py b/Lib/opcode.py index 5a9f8dd..6b9d9ce 100644 --- a/Lib/opcode.py +++ b/Lib/opcode.py @@ -6,8 +6,7 @@ operate on bytecodes (e.g. peephole optimizers). # Note that __all__ is further extended below -__all__ = ["cmp_op", "opname", "opmap", "stack_effect", "hascompare", - "HAVE_ARGUMENT", "EXTENDED_ARG"] +__all__ = ["cmp_op", "stack_effect", "hascompare"] import _opcode from _opcode import stack_effect @@ -15,214 +14,17 @@ from _opcode import stack_effect import sys # The build uses older versions of Python which do not have _opcode_metadata if sys.version_info[:2] >= (3, 13): - from _opcode_metadata import _specializations, _specialized_instructions + from _opcode_metadata import _specializations, _specialized_opmap + from _opcode_metadata import opmap, HAVE_ARGUMENT, MIN_INSTRUMENTED_OPCODE + EXTENDED_ARG = opmap['EXTENDED_ARG'] -cmp_op = ('<', '<=', '==', '!=', '>', '>=') - -opmap = {} - -def def_op(name, op): - opmap[name] = op - -# Instruction opcodes for compiled code -# Blank lines correspond to available opcodes - -def_op('CACHE', 0) -def_op('POP_TOP', 1) -def_op('PUSH_NULL', 2) -def_op('INTERPRETER_EXIT', 3) -def_op('END_FOR', 4) -def_op('END_SEND', 5) -def_op('TO_BOOL', 6) - -def_op('NOP', 9) - -def_op('UNARY_NEGATIVE', 11) -def_op('UNARY_NOT', 12) - -def_op('UNARY_INVERT', 15) -def_op('EXIT_INIT_CHECK', 16) - -# We reserve 17 as it is the initial value for the specializing counter -# This helps us catch cases where we attempt to execute a cache. -def_op('RESERVED', 17) - -def_op('MAKE_FUNCTION', 24) -def_op('BINARY_SUBSCR', 25) -def_op('BINARY_SLICE', 26) -def_op('STORE_SLICE', 27) - -def_op('GET_LEN', 30) -def_op('MATCH_MAPPING', 31) -def_op('MATCH_SEQUENCE', 32) -def_op('MATCH_KEYS', 33) - -def_op('PUSH_EXC_INFO', 35) -def_op('CHECK_EXC_MATCH', 36) -def_op('CHECK_EG_MATCH', 37) - -def_op('FORMAT_SIMPLE', 40) -def_op('FORMAT_WITH_SPEC', 41) - -def_op('WITH_EXCEPT_START', 49) -def_op('GET_AITER', 50) -def_op('GET_ANEXT', 51) -def_op('BEFORE_ASYNC_WITH', 52) -def_op('BEFORE_WITH', 53) -def_op('END_ASYNC_FOR', 54) -def_op('CLEANUP_THROW', 55) - -def_op('STORE_SUBSCR', 60) -def_op('DELETE_SUBSCR', 61) - -def_op('GET_ITER', 68) -def_op('GET_YIELD_FROM_ITER', 69) - -def_op('LOAD_BUILD_CLASS', 71) - -def_op('LOAD_ASSERTION_ERROR', 74) -def_op('RETURN_GENERATOR', 75) - -def_op('RETURN_VALUE', 83) + opname = ['<%r>' % (op,) for op in range(max(opmap.values()) + 1)] + for op, i in opmap.items(): + opname[i] = op -def_op('SETUP_ANNOTATIONS', 85) + __all__.extend(["opname", "opmap", "HAVE_ARGUMENT", "EXTENDED_ARG"]) -def_op('LOAD_LOCALS', 87) - -def_op('POP_EXCEPT', 89) - -HAVE_ARGUMENT = 90 # real opcodes from here have an argument: - -def_op('STORE_NAME', 90) # Index in name list -def_op('DELETE_NAME', 91) # "" -def_op('UNPACK_SEQUENCE', 92) # Number of tuple items -def_op('FOR_ITER', 93) -def_op('UNPACK_EX', 94) -def_op('STORE_ATTR', 95) # Index in name list -def_op('DELETE_ATTR', 96) # "" -def_op('STORE_GLOBAL', 97) # "" -def_op('DELETE_GLOBAL', 98) # "" -def_op('SWAP', 99) -def_op('LOAD_CONST', 100) # Index in const list -def_op('LOAD_NAME', 101) # Index in name list -def_op('BUILD_TUPLE', 102) # Number of tuple items -def_op('BUILD_LIST', 103) # Number of list items -def_op('BUILD_SET', 104) # Number of set items -def_op('BUILD_MAP', 105) # Number of dict entries -def_op('LOAD_ATTR', 106) # Index in name list -def_op('COMPARE_OP', 107) # Comparison operator -def_op('IMPORT_NAME', 108) # Index in name list -def_op('IMPORT_FROM', 109) # Index in name list -def_op('JUMP_FORWARD', 110) # Number of words to skip - -def_op('POP_JUMP_IF_FALSE', 114) -def_op('POP_JUMP_IF_TRUE', 115) -def_op('LOAD_GLOBAL', 116) # Index in name list -def_op('IS_OP', 117) -def_op('CONTAINS_OP', 118) -def_op('RERAISE', 119) -def_op('COPY', 120) -def_op('RETURN_CONST', 121) -def_op('BINARY_OP', 122) -def_op('SEND', 123) # Number of words to skip -def_op('LOAD_FAST', 124) # Local variable number, no null check -def_op('STORE_FAST', 125) # Local variable number -def_op('DELETE_FAST', 126) # Local variable number -def_op('LOAD_FAST_CHECK', 127) # Local variable number -def_op('POP_JUMP_IF_NOT_NONE', 128) -def_op('POP_JUMP_IF_NONE', 129) -def_op('RAISE_VARARGS', 130) # Number of raise arguments (1, 2, or 3) -def_op('GET_AWAITABLE', 131) -def_op('BUILD_SLICE', 133) # Number of items -def_op('JUMP_BACKWARD_NO_INTERRUPT', 134) # Number of words to skip (backwards) -def_op('MAKE_CELL', 135) -def_op('LOAD_DEREF', 137) -def_op('STORE_DEREF', 138) -def_op('DELETE_DEREF', 139) -def_op('JUMP_BACKWARD', 140) # Number of words to skip (backwards) -def_op('LOAD_SUPER_ATTR', 141) -def_op('CALL_FUNCTION_EX', 142) # Flags -def_op('LOAD_FAST_AND_CLEAR', 143) # Local variable number -def_op('EXTENDED_ARG', 144) -EXTENDED_ARG = opmap['EXTENDED_ARG'] -def_op('LIST_APPEND', 145) -def_op('SET_ADD', 146) -def_op('MAP_ADD', 147) -def_op('COPY_FREE_VARS', 149) -def_op('YIELD_VALUE', 150) -def_op('RESUME', 151) # This must be kept in sync with deepfreeze.py -def_op('MATCH_CLASS', 152) - -def_op('BUILD_CONST_KEY_MAP', 156) -def_op('BUILD_STRING', 157) -def_op('CONVERT_VALUE', 158) - -def_op('LIST_EXTEND', 162) -def_op('SET_UPDATE', 163) -def_op('DICT_MERGE', 164) -def_op('DICT_UPDATE', 165) - -def_op('LOAD_FAST_LOAD_FAST', 168) -def_op('STORE_FAST_LOAD_FAST', 169) -def_op('STORE_FAST_STORE_FAST', 170) -def_op('CALL', 171) -def_op('KW_NAMES', 172) -def_op('CALL_INTRINSIC_1', 173) -def_op('CALL_INTRINSIC_2', 174) -def_op('LOAD_FROM_DICT_OR_GLOBALS', 175) -def_op('LOAD_FROM_DICT_OR_DEREF', 176) -def_op('SET_FUNCTION_ATTRIBUTE', 177) # Attribute - -# Optimizer hook -def_op('ENTER_EXECUTOR', 230) - -# Instrumented instructions -MIN_INSTRUMENTED_OPCODE = 237 - -def_op('INSTRUMENTED_LOAD_SUPER_ATTR', 237) -def_op('INSTRUMENTED_POP_JUMP_IF_NONE', 238) -def_op('INSTRUMENTED_POP_JUMP_IF_NOT_NONE', 239) -def_op('INSTRUMENTED_RESUME', 240) -def_op('INSTRUMENTED_CALL', 241) -def_op('INSTRUMENTED_RETURN_VALUE', 242) -def_op('INSTRUMENTED_YIELD_VALUE', 243) -def_op('INSTRUMENTED_CALL_FUNCTION_EX', 244) -def_op('INSTRUMENTED_JUMP_FORWARD', 245) -def_op('INSTRUMENTED_JUMP_BACKWARD', 246) -def_op('INSTRUMENTED_RETURN_CONST', 247) -def_op('INSTRUMENTED_FOR_ITER', 248) -def_op('INSTRUMENTED_POP_JUMP_IF_FALSE', 249) -def_op('INSTRUMENTED_POP_JUMP_IF_TRUE', 250) -def_op('INSTRUMENTED_END_FOR', 251) -def_op('INSTRUMENTED_END_SEND', 252) -def_op('INSTRUMENTED_INSTRUCTION', 253) -def_op('INSTRUMENTED_LINE', 254) -# 255 is reserved - - -# Pseudo ops are above 255: - -def_op('SETUP_FINALLY', 256) -def_op('SETUP_CLEANUP', 257) -def_op('SETUP_WITH', 258) -def_op('POP_BLOCK', 259) - -def_op('JUMP', 260) -def_op('JUMP_NO_INTERRUPT', 261) - -def_op('LOAD_METHOD', 262) -def_op('LOAD_SUPER_METHOD', 263) -def_op('LOAD_ZERO_SUPER_METHOD', 264) -def_op('LOAD_ZERO_SUPER_ATTR', 265) - -def_op('STORE_FAST_MAYBE_NULL', 266) -def_op('LOAD_CLOSURE', 267) - -del def_op - -opname = ['<%r>' % (op,) for op in range(max(opmap.values()) + 1)] -for op, i in opmap.items(): - opname[i] = op +cmp_op = ('<', '<=', '==', '!=', '>', '>=') # The build uses older versions of Python which do not have _opcode.has_* functions if sys.version_info[:2] >= (3, 13): @@ -243,7 +45,7 @@ if sys.version_info[:2] >= (3, 13): _intrinsic_1_descs = _opcode.get_intrinsic1_descs() _intrinsic_2_descs = _opcode.get_intrinsic2_descs() -hascompare = [opmap["COMPARE_OP"]] + hascompare = [opmap["COMPARE_OP"]] _nb_ops = [ ("NB_ADD", "+"), |