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GH-105848: Simplify the arrangement of CALL's stack (GH-107788)

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Brandt Bucher 2023-08-09 11:19:39 -07:00 committed by GitHub
parent 0a7f48b9a8
commit a9caf9cf90
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GPG Key ID: 4AEE18F83AFDEB23
16 changed files with 627 additions and 682 deletions
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2
Doc/library/dis.rst
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@ -56,7 +56,7 @@ the following command can be used to display the disassembly of
>>> dis.dis(myfunc)
2 0 RESUME 0
<BLANKLINE>
3 2 LOAD_GLOBAL 1 (NULL + len)
3 2 LOAD_GLOBAL 1 (len + NULL)
12 LOAD_FAST 0 (alist)
14 CALL 1
22 RETURN_VALUE

18
Include/internal/pycore_opcode_metadata.h generated
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@ -273,11 +273,11 @@ _PyOpcode_num_popped(int opcode, int oparg, bool jump) {
case BUILD_CONST_KEY_MAP:
return oparg + 1;
case DICT_UPDATE:
return 1;
return (oparg - 1) + 2;
case DICT_MERGE:
return 1;
return (oparg - 1) + 5;
case MAP_ADD:
return 2;
return (oparg - 1) + 3;
case INSTRUMENTED_LOAD_SUPER_ATTR:
return 3;
case LOAD_SUPER_ATTR:
@ -719,11 +719,11 @@ _PyOpcode_num_pushed(int opcode, int oparg, bool jump) {
case BUILD_CONST_KEY_MAP:
return 1;
case DICT_UPDATE:
return 0;
return (oparg - 1) + 1;
case DICT_MERGE:
return 0;
return (oparg - 1) + 4;
case MAP_ADD:
return 0;
return (oparg - 1) + 1;
case INSTRUMENTED_LOAD_SUPER_ATTR:
return ((oparg & 1) ? 1 : 0) + 1;
case LOAD_SUPER_ATTR:
@ -735,7 +735,7 @@ _PyOpcode_num_pushed(int opcode, int oparg, bool jump) {
case LOAD_ZERO_SUPER_ATTR:
return ((oparg & 1) ? 1 : 0) + 1;
case LOAD_SUPER_ATTR_ATTR:
return ((oparg & 1) ? 1 : 0) + 1;
return 1;
case LOAD_SUPER_ATTR_METHOD:
return 2;
case LOAD_ATTR:
@ -753,9 +753,9 @@ _PyOpcode_num_pushed(int opcode, int oparg, bool jump) {
case LOAD_ATTR_CLASS:
return ((oparg & 1) ? 1 : 0) + 1;
case LOAD_ATTR_PROPERTY:
return ((oparg & 1) ? 1 : 0) + 1;
return 1;
case LOAD_ATTR_GETATTRIBUTE_OVERRIDDEN:
return ((oparg & 1) ? 1 : 0) + 1;
return 1;
case STORE_ATTR_INSTANCE_VALUE:
return 0;
case STORE_ATTR_WITH_HINT:

6
Lib/dis.py
View File

@ -552,15 +552,15 @@ def _get_instructions_bytes(code, varname_from_oparg=None,
if deop == LOAD_GLOBAL:
argval, argrepr = _get_name_info(arg//2, get_name)
if (arg & 1) and argrepr:
argrepr = "NULL + " + argrepr
argrepr = f"{argrepr} + NULL"
elif deop == LOAD_ATTR:
argval, argrepr = _get_name_info(arg//2, get_name)
if (arg & 1) and argrepr:
argrepr = "NULL|self + " + argrepr
argrepr = f"{argrepr} + NULL|self"
elif deop == LOAD_SUPER_ATTR:
argval, argrepr = _get_name_info(arg//4, get_name)
if (arg & 1) and argrepr:
argrepr = "NULL|self + " + argrepr
argrepr = f"{argrepr} + NULL|self"
else:
argval, argrepr = _get_name_info(arg, get_name)
elif deop in hasjabs:

3
Lib/importlib/_bootstrap_external.py
View File

@ -453,6 +453,7 @@ _code_type = type(_write_atomic.__code__)
# Python 3.13a1 3555 (generate specialized opcodes metadata from bytecodes.c)
# Python 3.13a1 3556 (Convert LOAD_CLOSURE to a pseudo-op)
# Python 3.13a1 3557 (Make the conversion to boolean in jumps explicit)
# Python 3.13a1 3558 (Reorder the stack items for CALL)
# Python 3.14 will start with 3600
@ -469,7 +470,7 @@ _code_type = type(_write_atomic.__code__)
# Whenever MAGIC_NUMBER is changed, the ranges in the magic_values array
# in PC/launcher.c must also be updated.
MAGIC_NUMBER = (3557).to_bytes(2, 'little') + b'\r\n'
MAGIC_NUMBER = (3558).to_bytes(2, 'little') + b'\r\n'
_RAW_MAGIC_NUMBER = int.from_bytes(MAGIC_NUMBER, 'little') # For import.c

2
Lib/test/test_compiler_assemble.py
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@ -94,12 +94,12 @@ class IsolatedAssembleTests(AssemblerTestCase):
instructions = [
('RESUME', 0,),
('PUSH_NULL', 0, 1),
('LOAD_CLOSURE', 0, 1),
('BUILD_TUPLE', 1, 1),
('LOAD_CONST', 1, 1),
('MAKE_FUNCTION', 0, 2),
('SET_FUNCTION_ATTRIBUTE', 8, 2),
('PUSH_NULL', 0, 1),
('CALL', 0, 2), # (lambda: x)()
('LOAD_CONST', 2, 2), # 2
('BINARY_OP', 6, 2), # %

2
Lib/test/test_compiler_codegen.py
View File

@ -41,8 +41,8 @@ class IsolatedCodeGenTests(CodegenTestCase):
loop_lbl := self.Label(),
('FOR_ITER', exit_lbl := self.Label(), 1),
('STORE_NAME', 1, 1),
('PUSH_NULL', None, 2),
('LOAD_NAME', 2, 2),
('PUSH_NULL', None, 2),
('LOAD_NAME', 1, 2),
('CALL', 1, 2),
('POP_TOP', None),

56
Lib/test/test_dis.py
View File

@ -102,7 +102,7 @@ def _f(a):
dis_f = """\
%3d RESUME 0
%3d LOAD_GLOBAL 1 (NULL + print)
%3d LOAD_GLOBAL 1 (print + NULL)
LOAD_FAST 0 (a)
CALL 1
POP_TOP
@ -131,7 +131,7 @@ def bug708901():
dis_bug708901 = """\
%3d RESUME 0
%3d LOAD_GLOBAL 1 (NULL + range)
%3d LOAD_GLOBAL 1 (range + NULL)
LOAD_CONST 1 (1)
%3d LOAD_CONST 2 (10)
@ -236,7 +236,7 @@ def wrap_func_w_kwargs():
dis_kw_names = """\
%3d RESUME 0
%3d LOAD_GLOBAL 1 (NULL + func_w_kwargs)
%3d LOAD_GLOBAL 1 (func_w_kwargs + NULL)
LOAD_CONST 1 (1)
LOAD_CONST 2 (2)
LOAD_CONST 3 (5)
@ -345,8 +345,8 @@ dis_annot_stmt_str = """\
LOAD_CONST 1 ('x')
STORE_SUBSCR
3 PUSH_NULL
LOAD_NAME 3 (fun)
3 LOAD_NAME 3 (fun)
PUSH_NULL
LOAD_CONST 0 (1)
CALL 1
LOAD_NAME 2 (__annotations__)
@ -355,8 +355,8 @@ dis_annot_stmt_str = """\
4 LOAD_CONST 0 (1)
LOAD_NAME 4 (lst)
PUSH_NULL
LOAD_NAME 3 (fun)
PUSH_NULL
LOAD_CONST 3 (0)
CALL 1
STORE_SUBSCR
@ -615,14 +615,14 @@ dis_tryfinally = """\
%3d LOAD_FAST 0 (a)
%3d PUSH_NULL
LOAD_FAST 1 (b)
%3d LOAD_FAST 1 (b)
PUSH_NULL
CALL 0
POP_TOP
RETURN_VALUE
>> PUSH_EXC_INFO
PUSH_NULL
LOAD_FAST 1 (b)
PUSH_NULL
CALL 0
POP_TOP
RERAISE 0
@ -644,14 +644,14 @@ dis_tryfinallyconst = """\
%3d NOP
%3d PUSH_NULL
LOAD_FAST 0 (b)
%3d LOAD_FAST 0 (b)
PUSH_NULL
CALL 0
POP_TOP
RETURN_CONST 1 (1)
PUSH_EXC_INFO
PUSH_NULL
LOAD_FAST 0 (b)
PUSH_NULL
CALL 0
POP_TOP
RERAISE 0
@ -710,7 +710,7 @@ Disassembly of <code object foo at 0x..., file "%s", line %d>:
%3d RESUME 0
%3d LOAD_GLOBAL 1 (NULL + list)
%3d LOAD_GLOBAL 1 (list + NULL)
LOAD_FAST 0 (x)
BUILD_TUPLE 1
LOAD_CONST 1 (<code object <genexpr> at 0x..., file "%s", line %d>)
@ -792,7 +792,7 @@ dis_loop_test_quickened_code = """\
>> FOR_ITER_LIST 14 (to 48)
STORE_FAST 0 (i)
%3d LOAD_GLOBAL_MODULE 1 (NULL + load_test)
%3d LOAD_GLOBAL_MODULE 1 (load_test + NULL)
LOAD_FAST 0 (i)
CALL_PY_WITH_DEFAULTS 1
POP_TOP
@ -1230,8 +1230,8 @@ class DisTests(DisTestBase):
call_quicken = """\
0 RESUME 0
1 PUSH_NULL
LOAD_NAME 0 (str)
1 LOAD_NAME 0 (str)
PUSH_NULL
LOAD_CONST 0 (1)
CALL_NO_KW_STR_1 1
RETURN_VALUE
@ -1629,7 +1629,7 @@ expected_opinfo_outer = [
Instruction(opname='SET_FUNCTION_ATTRIBUTE', opcode=177, arg=8, argval=8, argrepr='closure', offset=18, start_offset=18, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='SET_FUNCTION_ATTRIBUTE', opcode=177, arg=1, argval=1, argrepr='defaults', offset=20, start_offset=20, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='STORE_FAST', opcode=125, arg=2, argval='f', argrepr='f', offset=22, start_offset=22, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='LOAD_GLOBAL', opcode=116, arg=1, argval='print', argrepr='NULL + print', offset=24, start_offset=24, starts_line=7, is_jump_target=False, positions=None),
Instruction(opname='LOAD_GLOBAL', opcode=116, arg=1, argval='print', argrepr='print + NULL', offset=24, start_offset=24, starts_line=7, is_jump_target=False, positions=None),
Instruction(opname='LOAD_DEREF', opcode=137, arg=0, argval='a', argrepr='a', offset=34, start_offset=34, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='LOAD_DEREF', opcode=137, arg=1, argval='b', argrepr='b', offset=36, start_offset=36, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='LOAD_CONST', opcode=100, arg=2, argval='', argrepr="''", offset=38, start_offset=38, starts_line=None, is_jump_target=False, positions=None),
@ -1659,7 +1659,7 @@ expected_opinfo_f = [
Instruction(opname='SET_FUNCTION_ATTRIBUTE', opcode=177, arg=8, argval=8, argrepr='closure', offset=24, start_offset=24, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='SET_FUNCTION_ATTRIBUTE', opcode=177, arg=1, argval=1, argrepr='defaults', offset=26, start_offset=26, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='STORE_FAST', opcode=125, arg=2, argval='inner', argrepr='inner', offset=28, start_offset=28, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='LOAD_GLOBAL', opcode=116, arg=1, argval='print', argrepr='NULL + print', offset=30, start_offset=30, starts_line=5, is_jump_target=False, positions=None),
Instruction(opname='LOAD_GLOBAL', opcode=116, arg=1, argval='print', argrepr='print + NULL', offset=30, start_offset=30, starts_line=5, is_jump_target=False, positions=None),
Instruction(opname='LOAD_DEREF', opcode=137, arg=3, argval='a', argrepr='a', offset=40, start_offset=40, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='LOAD_DEREF', opcode=137, arg=4, argval='b', argrepr='b', offset=42, start_offset=42, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='LOAD_DEREF', opcode=137, arg=0, argval='c', argrepr='c', offset=44, start_offset=44, starts_line=None, is_jump_target=False, positions=None),
@ -1673,7 +1673,7 @@ expected_opinfo_f = [
expected_opinfo_inner = [
Instruction(opname='COPY_FREE_VARS', opcode=149, arg=4, argval=4, argrepr='', offset=0, start_offset=0, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='RESUME', opcode=151, arg=0, argval=0, argrepr='', offset=2, start_offset=2, starts_line=3, is_jump_target=False, positions=None),
Instruction(opname='LOAD_GLOBAL', opcode=116, arg=1, argval='print', argrepr='NULL + print', offset=4, start_offset=4, starts_line=4, is_jump_target=False, positions=None),
Instruction(opname='LOAD_GLOBAL', opcode=116, arg=1, argval='print', argrepr='print + NULL', offset=4, start_offset=4, starts_line=4, is_jump_target=False, positions=None),
Instruction(opname='LOAD_DEREF', opcode=137, arg=2, argval='a', argrepr='a', offset=14, start_offset=14, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='LOAD_DEREF', opcode=137, arg=3, argval='b', argrepr='b', offset=16, start_offset=16, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='LOAD_DEREF', opcode=137, arg=4, argval='c', argrepr='c', offset=18, start_offset=18, starts_line=None, is_jump_target=False, positions=None),
@ -1686,13 +1686,13 @@ expected_opinfo_inner = [
expected_opinfo_jumpy = [
Instruction(opname='RESUME', opcode=151, arg=0, argval=0, argrepr='', offset=0, start_offset=0, starts_line=1, is_jump_target=False, positions=None),
Instruction(opname='LOAD_GLOBAL', opcode=116, arg=1, argval='range', argrepr='NULL + range', offset=2, start_offset=2, starts_line=3, is_jump_target=False, positions=None),
Instruction(opname='LOAD_GLOBAL', opcode=116, arg=1, argval='range', argrepr='range + NULL', offset=2, start_offset=2, starts_line=3, is_jump_target=False, positions=None),
Instruction(opname='LOAD_CONST', opcode=100, arg=1, argval=10, argrepr='10', offset=12, start_offset=12, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='CALL', opcode=171, arg=1, argval=1, argrepr='', offset=14, start_offset=14, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='GET_ITER', opcode=68, arg=None, argval=None, argrepr='', offset=22, start_offset=22, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='FOR_ITER', opcode=93, arg=28, argval=84, argrepr='to 84', offset=24, start_offset=24, starts_line=None, is_jump_target=True, positions=None),
Instruction(opname='STORE_FAST', opcode=125, arg=0, argval='i', argrepr='i', offset=28, start_offset=28, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='LOAD_GLOBAL', opcode=116, arg=3, argval='print', argrepr='NULL + print', offset=30, start_offset=30, starts_line=4, is_jump_target=False, positions=None),
Instruction(opname='LOAD_GLOBAL', opcode=116, arg=3, argval='print', argrepr='print + NULL', offset=30, start_offset=30, starts_line=4, is_jump_target=False, positions=None),
Instruction(opname='LOAD_FAST', opcode=124, arg=0, argval='i', argrepr='i', offset=40, start_offset=40, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='CALL', opcode=171, arg=1, argval=1, argrepr='', offset=42, start_offset=42, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=50, start_offset=50, starts_line=None, is_jump_target=False, positions=None),
@ -1709,14 +1709,14 @@ expected_opinfo_jumpy = [
Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=80, start_offset=80, starts_line=8, is_jump_target=True, positions=None),
Instruction(opname='JUMP_FORWARD', opcode=110, arg=12, argval=108, argrepr='to 108', offset=82, start_offset=82, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='END_FOR', opcode=4, arg=None, argval=None, argrepr='', offset=84, start_offset=84, starts_line=3, is_jump_target=True, positions=None),
Instruction(opname='LOAD_GLOBAL', opcode=116, arg=3, argval='print', argrepr='NULL + print', offset=86, start_offset=86, starts_line=10, is_jump_target=False, positions=None),
Instruction(opname='LOAD_GLOBAL', opcode=116, arg=3, argval='print', argrepr='print + NULL', offset=86, start_offset=86, starts_line=10, is_jump_target=False, positions=None),
Instruction(opname='LOAD_CONST', opcode=100, arg=4, argval='I can haz else clause?', argrepr="'I can haz else clause?'", offset=96, start_offset=96, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='CALL', opcode=171, arg=1, argval=1, argrepr='', offset=98, start_offset=98, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=106, start_offset=106, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='LOAD_FAST_CHECK', opcode=127, arg=0, argval='i', argrepr='i', offset=108, start_offset=108, starts_line=11, is_jump_target=True, positions=None),
Instruction(opname='TO_BOOL', opcode=6, arg=None, argval=None, argrepr='', offset=110, start_offset=110, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='POP_JUMP_IF_FALSE', opcode=114, arg=37, argval=194, argrepr='to 194', offset=118, start_offset=118, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='LOAD_GLOBAL', opcode=116, arg=3, argval='print', argrepr='NULL + print', offset=120, start_offset=120, starts_line=12, is_jump_target=True, positions=None),
Instruction(opname='LOAD_GLOBAL', opcode=116, arg=3, argval='print', argrepr='print + NULL', offset=120, start_offset=120, starts_line=12, is_jump_target=True, positions=None),
Instruction(opname='LOAD_FAST', opcode=124, arg=0, argval='i', argrepr='i', offset=130, start_offset=130, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='CALL', opcode=171, arg=1, argval=1, argrepr='', offset=132, start_offset=132, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=140, start_offset=140, starts_line=None, is_jump_target=False, positions=None),
@ -1738,7 +1738,7 @@ expected_opinfo_jumpy = [
Instruction(opname='TO_BOOL', opcode=6, arg=None, argval=None, argrepr='', offset=180, start_offset=180, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='POP_JUMP_IF_FALSE', opcode=114, arg=2, argval=194, argrepr='to 194', offset=188, start_offset=188, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='JUMP_BACKWARD', opcode=140, arg=37, argval=120, argrepr='to 120', offset=190, start_offset=190, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='LOAD_GLOBAL', opcode=116, arg=3, argval='print', argrepr='NULL + print', offset=194, start_offset=194, starts_line=19, is_jump_target=True, positions=None),
Instruction(opname='LOAD_GLOBAL', opcode=116, arg=3, argval='print', argrepr='print + NULL', offset=194, start_offset=194, starts_line=19, is_jump_target=True, positions=None),
Instruction(opname='LOAD_CONST', opcode=100, arg=6, argval='Who let lolcatz into this test suite?', argrepr="'Who let lolcatz into this test suite?'", offset=204, start_offset=204, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='CALL', opcode=171, arg=1, argval=1, argrepr='', offset=206, start_offset=206, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=214, start_offset=214, starts_line=None, is_jump_target=False, positions=None),
@ -1750,7 +1750,7 @@ expected_opinfo_jumpy = [
Instruction(opname='LOAD_FAST', opcode=124, arg=0, argval='i', argrepr='i', offset=228, start_offset=228, starts_line=25, is_jump_target=False, positions=None),
Instruction(opname='BEFORE_WITH', opcode=53, arg=None, argval=None, argrepr='', offset=230, start_offset=230, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='STORE_FAST', opcode=125, arg=1, argval='dodgy', argrepr='dodgy', offset=232, start_offset=232, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='LOAD_GLOBAL', opcode=116, arg=3, argval='print', argrepr='NULL + print', offset=234, start_offset=234, starts_line=26, is_jump_target=False, positions=None),
Instruction(opname='LOAD_GLOBAL', opcode=116, arg=3, argval='print', argrepr='print + NULL', offset=234, start_offset=234, starts_line=26, is_jump_target=False, positions=None),
Instruction(opname='LOAD_CONST', opcode=100, arg=8, argval='Never reach this', argrepr="'Never reach this'", offset=244, start_offset=244, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='CALL', opcode=171, arg=1, argval=1, argrepr='', offset=246, start_offset=246, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=254, start_offset=254, starts_line=None, is_jump_target=False, positions=None),
@ -1759,7 +1759,7 @@ expected_opinfo_jumpy = [
Instruction(opname='LOAD_CONST', opcode=100, arg=0, argval=None, argrepr='None', offset=260, start_offset=260, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='CALL', opcode=171, arg=2, argval=2, argrepr='', offset=262, start_offset=262, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=270, start_offset=270, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='LOAD_GLOBAL', opcode=116, arg=3, argval='print', argrepr='NULL + print', offset=272, start_offset=272, starts_line=28, is_jump_target=True, positions=None),
Instruction(opname='LOAD_GLOBAL', opcode=116, arg=3, argval='print', argrepr='print + NULL', offset=272, start_offset=272, starts_line=28, is_jump_target=True, positions=None),
Instruction(opname='LOAD_CONST', opcode=100, arg=10, argval="OK, now we're done", argrepr='"OK, now we\'re done"', offset=282, start_offset=282, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='CALL', opcode=171, arg=1, argval=1, argrepr='', offset=284, start_offset=284, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=292, start_offset=292, starts_line=None, is_jump_target=False, positions=None),
@ -1782,7 +1782,7 @@ expected_opinfo_jumpy = [
Instruction(opname='CHECK_EXC_MATCH', opcode=36, arg=None, argval=None, argrepr='', offset=342, start_offset=342, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='POP_JUMP_IF_FALSE', opcode=114, arg=15, argval=376, argrepr='to 376', offset=344, start_offset=344, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=346, start_offset=346, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='LOAD_GLOBAL', opcode=116, arg=3, argval='print', argrepr='NULL + print', offset=348, start_offset=348, starts_line=23, is_jump_target=False, positions=None),
Instruction(opname='LOAD_GLOBAL', opcode=116, arg=3, argval='print', argrepr='print + NULL', offset=348, start_offset=348, starts_line=23, is_jump_target=False, positions=None),
Instruction(opname='LOAD_CONST', opcode=100, arg=9, argval='Here we go, here we go, here we go...', argrepr="'Here we go, here we go, here we go...'", offset=358, start_offset=358, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='CALL', opcode=171, arg=1, argval=1, argrepr='', offset=360, start_offset=360, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=368, start_offset=368, starts_line=None, is_jump_target=False, positions=None),
@ -1793,7 +1793,7 @@ expected_opinfo_jumpy = [
Instruction(opname='POP_EXCEPT', opcode=89, arg=None, argval=None, argrepr='', offset=380, start_offset=380, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='RERAISE', opcode=119, arg=1, argval=1, argrepr='', offset=382, start_offset=382, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='PUSH_EXC_INFO', opcode=35, arg=None, argval=None, argrepr='', offset=384, start_offset=384, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='LOAD_GLOBAL', opcode=116, arg=3, argval='print', argrepr='NULL + print', offset=386, start_offset=386, starts_line=28, is_jump_target=False, positions=None),
Instruction(opname='LOAD_GLOBAL', opcode=116, arg=3, argval='print', argrepr='print + NULL', offset=386, start_offset=386, starts_line=28, is_jump_target=False, positions=None),
Instruction(opname='LOAD_CONST', opcode=100, arg=10, argval="OK, now we're done", argrepr='"OK, now we\'re done"', offset=396, start_offset=396, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='CALL', opcode=171, arg=1, argval=1, argrepr='', offset=398, start_offset=398, starts_line=None, is_jump_target=False, positions=None),
Instruction(opname='POP_TOP', opcode=1, arg=None, argval=None, argrepr='', offset=406, start_offset=406, starts_line=None, is_jump_target=False, positions=None),

3
Misc/NEWS.d/next/Core and Builtins/2023-08-05-09-06-56.gh-issue-105848.Drc-1-.rst Normal file
View File

@ -0,0 +1,3 @@
Modify the bytecode so that the actual callable for a :opcode:`CALL` is at a
consistent position on the stack (regardless of whether or not
bound-method-calling optimizations are active).

2
Objects/exception_handling_notes.txt
View File

@ -47,7 +47,7 @@ a table to determine where to jump to when an exception is raised.
2 2 NOP
3 4 LOAD_GLOBAL 1 (NULL + g)
3 4 LOAD_GLOBAL 1 (g + NULL)
16 LOAD_CONST 1 (0)
18 PRECALL 1
22 CALL 1

22
Programs/test_frozenmain.h generated
View File

@ -2,14 +2,14 @@
unsigned char M_test_frozenmain[] = {
227,0,0,0,0,0,0,0,0,0,0,0,0,8,0,0,
0,0,0,0,0,243,164,0,0,0,151,0,100,0,100,1,
108,0,90,0,100,0,100,1,108,1,90,1,2,0,101,2,
100,2,171,1,0,0,0,0,0,0,1,0,2,0,101,2,
108,0,90,0,100,0,100,1,108,1,90,1,101,2,2,0,
100,2,171,1,0,0,0,0,0,0,1,0,101,2,2,0,
100,3,101,0,106,6,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,171,2,0,0,0,0,0,0,
1,0,2,0,101,1,106,8,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,171,0,0,0,0,0,
1,0,101,1,106,8,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,2,0,171,0,0,0,0,0,
0,0,100,4,25,0,0,0,90,5,100,5,68,0,93,20,
0,0,90,6,2,0,101,2,100,6,101,6,40,0,100,7,
0,0,90,6,101,2,2,0,100,6,101,6,40,0,100,7,
101,5,101,6,25,0,0,0,40,0,157,4,171,1,0,0,
0,0,0,0,1,0,140,22,0,0,4,0,121,1,41,8,
233,0,0,0,0,78,122,18,70,114,111,122,101,110,32,72,
@ -27,12 +27,12 @@ unsigned char M_test_frozenmain[] = {
0,0,218,3,107,101,121,169,0,243,0,0,0,0,250,18,
116,101,115,116,95,102,114,111,122,101,110,109,97,105,110,46,
112,121,250,8,60,109,111,100,117,108,101,62,114,18,0,0,
0,1,0,0,0,115,102,0,0,0,240,3,1,1,1,243,
0,1,0,0,0,115,99,0,0,0,240,3,1,1,1,243,
8,0,1,11,219,0,24,225,0,5,208,6,26,212,0,27,
217,0,5,128,106,144,35,151,40,145,40,212,0,27,216,9,
38,208,9,26,215,9,38,209,9,38,211,9,40,168,24,209,
9,50,128,6,240,2,6,12,2,242,0,7,1,42,128,67,
241,14,0,5,10,136,71,144,67,144,53,152,2,152,54,160,
35,153,59,152,45,208,10,40,214,4,41,241,15,7,1,42,
114,16,0,0,0,
26,215,9,38,210,9,38,211,9,40,168,24,209,9,50,128,
6,240,2,6,12,2,242,0,7,1,42,128,67,241,14,0,
5,10,136,71,144,67,144,53,152,2,152,54,160,35,153,59,
152,45,208,10,40,214,4,41,241,15,7,1,42,114,16,0,
0,0,
};

372
Python/bytecodes.c
View File

@ -1315,7 +1315,7 @@ dummy_func(
LOAD_GLOBAL_BUILTIN,
};
inst(LOAD_GLOBAL, (unused/1, unused/1, unused/1, unused/1 -- null if (oparg & 1), v)) {
inst(LOAD_GLOBAL, (unused/1, unused/1, unused/1, unused/1 -- res, null if (oparg & 1))) {
#if ENABLE_SPECIALIZATION
_PyLoadGlobalCache *cache = (_PyLoadGlobalCache *)next_instr;
if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) {
@ -1331,10 +1331,10 @@ dummy_func(
if (PyDict_CheckExact(GLOBALS())
&& PyDict_CheckExact(BUILTINS()))
{
v = _PyDict_LoadGlobal((PyDictObject *)GLOBALS(),
(PyDictObject *)BUILTINS(),
name);
if (v == NULL) {
res = _PyDict_LoadGlobal((PyDictObject *)GLOBALS(),
(PyDictObject *)BUILTINS(),
name);
if (res == NULL) {
if (!_PyErr_Occurred(tstate)) {
/* _PyDict_LoadGlobal() returns NULL without raising
* an exception if the key doesn't exist */
@ -1343,17 +1343,17 @@ dummy_func(
}
ERROR_IF(true, error);
}
Py_INCREF(v);
Py_INCREF(res);
}
else {
/* Slow-path if globals or builtins is not a dict */
/* namespace 1: globals */
ERROR_IF(PyMapping_GetOptionalItem(GLOBALS(), name, &v) < 0, error);
if (v == NULL) {
ERROR_IF(PyMapping_GetOptionalItem(GLOBALS(), name, &res) < 0, error);
if (res == NULL) {
/* namespace 2: builtins */
ERROR_IF(PyMapping_GetOptionalItem(BUILTINS(), name, &v) < 0, error);
if (v == NULL) {
ERROR_IF(PyMapping_GetOptionalItem(BUILTINS(), name, &res) < 0, error);
if (res == NULL) {
_PyEval_FormatExcCheckArg(
tstate, PyExc_NameError,
NAME_ERROR_MSG, name);
@ -1378,7 +1378,7 @@ dummy_func(
assert(DK_IS_UNICODE(dict->ma_keys));
}
op(_LOAD_GLOBAL_MODULE, (index/1 -- null if (oparg & 1), res)) {
op(_LOAD_GLOBAL_MODULE, (index/1 -- res, null if (oparg & 1))) {
PyDictObject *dict = (PyDictObject *)GLOBALS();
PyDictUnicodeEntry *entries = DK_UNICODE_ENTRIES(dict->ma_keys);
res = entries[index].me_value;
@ -1388,7 +1388,7 @@ dummy_func(
null = NULL;
}
op(_LOAD_GLOBAL_BUILTINS, (index/1 -- null if (oparg & 1), res)) {
op(_LOAD_GLOBAL_BUILTINS, (index/1 -- res, null if (oparg & 1))) {
PyDictObject *bdict = (PyDictObject *)BUILTINS();
PyDictUnicodeEntry *entries = DK_UNICODE_ENTRIES(bdict->ma_keys);
res = entries[index].me_value;
@ -1614,8 +1614,7 @@ dummy_func(
ERROR_IF(map == NULL, error);
}
inst(DICT_UPDATE, (update --)) {
PyObject *dict = PEEK(oparg + 1); // update is still on the stack
inst(DICT_UPDATE, (dict, unused[oparg - 1], update -- dict, unused[oparg - 1])) {
if (PyDict_Update(dict, update) < 0) {
if (_PyErr_ExceptionMatches(tstate, PyExc_AttributeError)) {
_PyErr_Format(tstate, PyExc_TypeError,
@ -1628,26 +1627,23 @@ dummy_func(
DECREF_INPUTS();
}
inst(DICT_MERGE, (update --)) {
PyObject *dict = PEEK(oparg + 1); // update is still on the stack
inst(DICT_MERGE, (callable, unused, unused, dict, unused[oparg - 1], update -- callable, unused, unused, dict, unused[oparg - 1])) {
if (_PyDict_MergeEx(dict, update, 2) < 0) {
_PyEval_FormatKwargsError(tstate, PEEK(3 + oparg), update);
_PyEval_FormatKwargsError(tstate, callable, update);
DECREF_INPUTS();
ERROR_IF(true, error);
}
DECREF_INPUTS();
}
inst(MAP_ADD, (key, value --)) {
PyObject *dict = PEEK(oparg + 2); // key, value are still on the stack
inst(MAP_ADD, (dict, unused[oparg - 1], key, value -- dict, unused[oparg - 1])) {
assert(PyDict_CheckExact(dict));
/* dict[key] = value */
// Do not DECREF INPUTS because the function steals the references
ERROR_IF(_PyDict_SetItem_Take2((PyDictObject *)dict, key, value) != 0, error);
}
inst(INSTRUMENTED_LOAD_SUPER_ATTR, (unused/9, unused, unused, unused -- unused if (oparg & 1), unused)) {
inst(INSTRUMENTED_LOAD_SUPER_ATTR, (unused/9, unused, unused, unused -- unused, unused if (oparg & 1))) {
_PySuperAttrCache *cache = (_PySuperAttrCache *)next_instr;
// cancel out the decrement that will happen in LOAD_SUPER_ATTR; we
// don't want to specialize instrumented instructions
@ -1660,7 +1656,7 @@ dummy_func(
LOAD_SUPER_ATTR_METHOD,
};
inst(LOAD_SUPER_ATTR, (unused/1, global_super, class, self -- res2 if (oparg & 1), res)) {
inst(LOAD_SUPER_ATTR, (unused/1, global_super, class, self -- attr, null if (oparg & 1))) {
PyObject *name = GETITEM(FRAME_CO_NAMES, oparg >> 2);
int load_method = oparg & 1;
#if ENABLE_SPECIALIZATION
@ -1704,9 +1700,10 @@ dummy_func(
}
DECREF_INPUTS();
ERROR_IF(super == NULL, error);
res = PyObject_GetAttr(super, name);
attr = PyObject_GetAttr(super, name);
Py_DECREF(super);
ERROR_IF(res == NULL, error);
ERROR_IF(attr == NULL, error);
null = NULL;
}
pseudo(LOAD_SUPER_METHOD) = {
@ -1721,18 +1718,18 @@ dummy_func(
LOAD_SUPER_ATTR,
};
inst(LOAD_SUPER_ATTR_ATTR, (unused/1, global_super, class, self -- res2 if (oparg & 1), res)) {
inst(LOAD_SUPER_ATTR_ATTR, (unused/1, global_super, class, self -- attr, unused if (0))) {
assert(!(oparg & 1));
DEOPT_IF(global_super != (PyObject *)&PySuper_Type, LOAD_SUPER_ATTR);
DEOPT_IF(!PyType_Check(class), LOAD_SUPER_ATTR);
STAT_INC(LOAD_SUPER_ATTR, hit);
PyObject *name = GETITEM(FRAME_CO_NAMES, oparg >> 2);
res = _PySuper_Lookup((PyTypeObject *)class, self, name, NULL);
attr = _PySuper_Lookup((PyTypeObject *)class, self, name, NULL);
DECREF_INPUTS();
ERROR_IF(res == NULL, error);
ERROR_IF(attr == NULL, error);
}
inst(LOAD_SUPER_ATTR_METHOD, (unused/1, global_super, class, self -- res2, res)) {
inst(LOAD_SUPER_ATTR_METHOD, (unused/1, global_super, class, self -- attr, self_or_null)) {
assert(oparg & 1);
DEOPT_IF(global_super != (PyObject *)&PySuper_Type, LOAD_SUPER_ATTR);
DEOPT_IF(!PyType_Check(class), LOAD_SUPER_ATTR);
@ -1740,20 +1737,19 @@ dummy_func(
PyObject *name = GETITEM(FRAME_CO_NAMES, oparg >> 2);
PyTypeObject *cls = (PyTypeObject *)class;
int method_found = 0;
res2 = _PySuper_Lookup(cls, self, name,
attr = _PySuper_Lookup(cls, self, name,
Py_TYPE(self)->tp_getattro == PyObject_GenericGetAttr ? &method_found : NULL);
Py_DECREF(global_super);
Py_DECREF(class);
if (res2 == NULL) {
if (attr == NULL) {
Py_DECREF(self);
ERROR_IF(true, error);
}
if (method_found) {
res = self; // transfer ownership
self_or_null = self; // transfer ownership
} else {
Py_DECREF(self);
res = res2;
res2 = NULL;
self_or_null = NULL;
}
}
@ -1772,7 +1768,7 @@ dummy_func(
LOAD_ATTR_NONDESCRIPTOR_NO_DICT,
};
inst(LOAD_ATTR, (unused/9, owner -- res2 if (oparg & 1), res)) {
inst(LOAD_ATTR, (unused/9, owner -- attr, self_or_null if (oparg & 1))) {
#if ENABLE_SPECIALIZATION
_PyAttrCache *cache = (_PyAttrCache *)next_instr;
if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) {
@ -1787,16 +1783,15 @@ dummy_func(
PyObject *name = GETITEM(FRAME_CO_NAMES, oparg >> 1);
if (oparg & 1) {
/* Designed to work in tandem with CALL, pushes two values. */
PyObject* meth = NULL;
if (_PyObject_GetMethod(owner, name, &meth)) {
attr = NULL;
if (_PyObject_GetMethod(owner, name, &attr)) {
/* We can bypass temporary bound method object.
meth is unbound method and obj is self.
meth | self | arg1 | ... | argN
*/
assert(meth != NULL); // No errors on this branch
res2 = meth;
res = owner; // Transfer ownership
assert(attr != NULL); // No errors on this branch
self_or_null = owner; // Transfer ownership
}
else {
/* meth is not an unbound method (but a regular attr, or
@ -1807,16 +1802,15 @@ dummy_func(
NULL | meth | arg1 | ... | argN
*/
DECREF_INPUTS();
ERROR_IF(meth == NULL, error);
res2 = NULL;
res = meth;
ERROR_IF(attr == NULL, error);
self_or_null = NULL;
}
}
else {
/* Classic, pushes one value. */
res = PyObject_GetAttr(owner, name);
attr = PyObject_GetAttr(owner, name);
DECREF_INPUTS();
ERROR_IF(res == NULL, error);
ERROR_IF(attr == NULL, error);
}
}
@ -1837,13 +1831,13 @@ dummy_func(
DEOPT_IF(!_PyDictOrValues_IsValues(dorv), LOAD_ATTR);
}
op(_LOAD_ATTR_INSTANCE_VALUE, (index/1, owner -- res2 if (oparg & 1), res)) {
op(_LOAD_ATTR_INSTANCE_VALUE, (index/1, owner -- attr, null if (oparg & 1))) {
PyDictOrValues dorv = *_PyObject_DictOrValuesPointer(owner);
res = _PyDictOrValues_GetValues(dorv)->values[index];
DEOPT_IF(res == NULL, LOAD_ATTR);
attr = _PyDictOrValues_GetValues(dorv)->values[index];
DEOPT_IF(attr == NULL, LOAD_ATTR);
STAT_INC(LOAD_ATTR, hit);
Py_INCREF(res);
res2 = NULL;
Py_INCREF(attr);
null = NULL;
DECREF_INPUTS();
}
@ -1854,7 +1848,7 @@ dummy_func(
_LOAD_ATTR_INSTANCE_VALUE +
unused/5; // Skip over rest of cache
inst(LOAD_ATTR_MODULE, (unused/1, type_version/2, index/1, unused/5, owner -- res2 if (oparg & 1), res)) {
inst(LOAD_ATTR_MODULE, (unused/1, type_version/2, index/1, unused/5, owner -- attr, null if (oparg & 1))) {
DEOPT_IF(!PyModule_CheckExact(owner), LOAD_ATTR);
PyDictObject *dict = (PyDictObject *)((PyModuleObject *)owner)->md_dict;
assert(dict != NULL);
@ -1862,15 +1856,15 @@ dummy_func(
assert(dict->ma_keys->dk_kind == DICT_KEYS_UNICODE);
assert(index < dict->ma_keys->dk_nentries);
PyDictUnicodeEntry *ep = DK_UNICODE_ENTRIES(dict->ma_keys) + index;
res = ep->me_value;
DEOPT_IF(res == NULL, LOAD_ATTR);
attr = ep->me_value;
DEOPT_IF(attr == NULL, LOAD_ATTR);
STAT_INC(LOAD_ATTR, hit);
Py_INCREF(res);
res2 = NULL;
Py_INCREF(attr);
null = NULL;
DECREF_INPUTS();
}
inst(LOAD_ATTR_WITH_HINT, (unused/1, type_version/2, index/1, unused/5, owner -- res2 if (oparg & 1), res)) {
inst(LOAD_ATTR_WITH_HINT, (unused/1, type_version/2, index/1, unused/5, owner -- attr, null if (oparg & 1))) {
PyTypeObject *tp = Py_TYPE(owner);
assert(type_version != 0);
DEOPT_IF(tp->tp_version_tag != type_version, LOAD_ATTR);
@ -1886,49 +1880,50 @@ dummy_func(
if (DK_IS_UNICODE(dict->ma_keys)) {
PyDictUnicodeEntry *ep = DK_UNICODE_ENTRIES(dict->ma_keys) + hint;
DEOPT_IF(ep->me_key != name, LOAD_ATTR);
res = ep->me_value;
attr = ep->me_value;
}
else {
PyDictKeyEntry *ep = DK_ENTRIES(dict->ma_keys) + hint;
DEOPT_IF(ep->me_key != name, LOAD_ATTR);
res = ep->me_value;
attr = ep->me_value;
}
DEOPT_IF(res == NULL, LOAD_ATTR);
DEOPT_IF(attr == NULL, LOAD_ATTR);
STAT_INC(LOAD_ATTR, hit);
Py_INCREF(res);
res2 = NULL;
Py_INCREF(attr);
null = NULL;
DECREF_INPUTS();
}
inst(LOAD_ATTR_SLOT, (unused/1, type_version/2, index/1, unused/5, owner -- res2 if (oparg & 1), res)) {
inst(LOAD_ATTR_SLOT, (unused/1, type_version/2, index/1, unused/5, owner -- attr, null if (oparg & 1))) {
PyTypeObject *tp = Py_TYPE(owner);
assert(type_version != 0);
DEOPT_IF(tp->tp_version_tag != type_version, LOAD_ATTR);
char *addr = (char *)owner + index;
res = *(PyObject **)addr;
DEOPT_IF(res == NULL, LOAD_ATTR);
attr = *(PyObject **)addr;
DEOPT_IF(attr == NULL, LOAD_ATTR);
STAT_INC(LOAD_ATTR, hit);
Py_INCREF(res);
res2 = NULL;
Py_INCREF(attr);
null = NULL;
DECREF_INPUTS();
}
inst(LOAD_ATTR_CLASS, (unused/1, type_version/2, unused/2, descr/4, cls -- res2 if (oparg & 1), res)) {
inst(LOAD_ATTR_CLASS, (unused/1, type_version/2, unused/2, descr/4, owner -- attr, null if (oparg & 1))) {
DEOPT_IF(!PyType_Check(cls), LOAD_ATTR);
DEOPT_IF(((PyTypeObject *)cls)->tp_version_tag != type_version,
DEOPT_IF(!PyType_Check(owner), LOAD_ATTR);
DEOPT_IF(((PyTypeObject *)owner)->tp_version_tag != type_version,
LOAD_ATTR);
assert(type_version != 0);
STAT_INC(LOAD_ATTR, hit);
res2 = NULL;
res = descr;
assert(res != NULL);
Py_INCREF(res);
null = NULL;
attr = descr;
assert(attr != NULL);
Py_INCREF(attr);
DECREF_INPUTS();
}
inst(LOAD_ATTR_PROPERTY, (unused/1, type_version/2, func_version/2, fget/4, owner -- unused if (oparg & 1), unused)) {
inst(LOAD_ATTR_PROPERTY, (unused/1, type_version/2, func_version/2, fget/4, owner -- unused, unused if (0))) {
assert((oparg & 1) == 0);
DEOPT_IF(tstate->interp->eval_frame, LOAD_ATTR);
PyTypeObject *cls = Py_TYPE(owner);
@ -1945,16 +1940,15 @@ dummy_func(
Py_INCREF(fget);
_PyInterpreterFrame *new_frame = _PyFrame_PushUnchecked(tstate, f, 1);
// Manipulate stack directly because we exit with DISPATCH_INLINED().
SET_TOP(NULL);
int shrink_stack = !(oparg & 1);
STACK_SHRINK(shrink_stack);
STACK_SHRINK(1);
new_frame->localsplus[0] = owner;
SKIP_OVER(INLINE_CACHE_ENTRIES_LOAD_ATTR);
frame->return_offset = 0;
DISPATCH_INLINED(new_frame);
}
inst(LOAD_ATTR_GETATTRIBUTE_OVERRIDDEN, (unused/1, type_version/2, func_version/2, getattribute/4, owner -- unused if (oparg & 1), unused)) {
inst(LOAD_ATTR_GETATTRIBUTE_OVERRIDDEN, (unused/1, type_version/2, func_version/2, getattribute/4, owner -- unused, unused if (0))) {
assert((oparg & 1) == 0);
DEOPT_IF(tstate->interp->eval_frame, LOAD_ATTR);
PyTypeObject *cls = Py_TYPE(owner);
DEOPT_IF(cls->tp_version_tag != type_version, LOAD_ATTR);
@ -1972,9 +1966,7 @@ dummy_func(
Py_INCREF(f);
_PyInterpreterFrame *new_frame = _PyFrame_PushUnchecked(tstate, f, 2);
// Manipulate stack directly because we exit with DISPATCH_INLINED().
SET_TOP(NULL);
int shrink_stack = !(oparg & 1);
STACK_SHRINK(shrink_stack);
STACK_SHRINK(1);
new_frame->localsplus[0] = owner;
new_frame->localsplus[1] = Py_NewRef(name);
SKIP_OVER(INLINE_CACHE_ENTRIES_LOAD_ATTR);
@ -2728,80 +2720,80 @@ dummy_func(
exc_info->exc_value = Py_NewRef(new_exc);
}
inst(LOAD_ATTR_METHOD_WITH_VALUES, (unused/1, type_version/2, keys_version/2, descr/4, self -- res2 if (1), res)) {
inst(LOAD_ATTR_METHOD_WITH_VALUES, (unused/1, type_version/2, keys_version/2, descr/4, owner -- attr, self if (1))) {
assert(oparg & 1);
/* Cached method object */
PyTypeObject *self_cls = Py_TYPE(self);
PyTypeObject *owner_cls = Py_TYPE(owner);
assert(type_version != 0);
DEOPT_IF(self_cls->tp_version_tag != type_version, LOAD_ATTR);
assert(self_cls->tp_flags & Py_TPFLAGS_MANAGED_DICT);
PyDictOrValues dorv = *_PyObject_DictOrValuesPointer(self);
DEOPT_IF(owner_cls->tp_version_tag != type_version, LOAD_ATTR);
assert(owner_cls->tp_flags & Py_TPFLAGS_MANAGED_DICT);
PyDictOrValues dorv = *_PyObject_DictOrValuesPointer(owner);
DEOPT_IF(!_PyDictOrValues_IsValues(dorv), LOAD_ATTR);
PyHeapTypeObject *self_heap_type = (PyHeapTypeObject *)self_cls;
DEOPT_IF(self_heap_type->ht_cached_keys->dk_version !=
PyHeapTypeObject *owner_heap_type = (PyHeapTypeObject *)owner_cls;
DEOPT_IF(owner_heap_type->ht_cached_keys->dk_version !=
keys_version, LOAD_ATTR);
STAT_INC(LOAD_ATTR, hit);
assert(descr != NULL);
res2 = Py_NewRef(descr);
assert(_PyType_HasFeature(Py_TYPE(res2), Py_TPFLAGS_METHOD_DESCRIPTOR));
res = self;
attr = Py_NewRef(descr);
assert(_PyType_HasFeature(Py_TYPE(attr), Py_TPFLAGS_METHOD_DESCRIPTOR));
self = owner;
}
inst(LOAD_ATTR_METHOD_NO_DICT, (unused/1, type_version/2, unused/2, descr/4, self -- res2 if (1), res)) {
inst(LOAD_ATTR_METHOD_NO_DICT, (unused/1, type_version/2, unused/2, descr/4, owner -- attr, self if (1))) {
assert(oparg & 1);
PyTypeObject *self_cls = Py_TYPE(self);
DEOPT_IF(self_cls->tp_version_tag != type_version, LOAD_ATTR);
assert(self_cls->tp_dictoffset == 0);
PyTypeObject *owner_cls = Py_TYPE(owner);
DEOPT_IF(owner_cls->tp_version_tag != type_version, LOAD_ATTR);
assert(owner_cls->tp_dictoffset == 0);
STAT_INC(LOAD_ATTR, hit);
assert(descr != NULL);
assert(_PyType_HasFeature(Py_TYPE(descr), Py_TPFLAGS_METHOD_DESCRIPTOR));
res2 = Py_NewRef(descr);
res = self;
attr = Py_NewRef(descr);
self = owner;
}
inst(LOAD_ATTR_NONDESCRIPTOR_WITH_VALUES, (unused/1, type_version/2, keys_version/2, descr/4, self -- res2 if (0), res)) {
inst(LOAD_ATTR_NONDESCRIPTOR_WITH_VALUES, (unused/1, type_version/2, keys_version/2, descr/4, owner -- attr, unused if (0))) {
assert((oparg & 1) == 0);
PyTypeObject *self_cls = Py_TYPE(self);
PyTypeObject *owner_cls = Py_TYPE(owner);
assert(type_version != 0);
DEOPT_IF(self_cls->tp_version_tag != type_version, LOAD_ATTR);
assert(self_cls->tp_flags & Py_TPFLAGS_MANAGED_DICT);
PyDictOrValues dorv = *_PyObject_DictOrValuesPointer(self);
DEOPT_IF(owner_cls->tp_version_tag != type_version, LOAD_ATTR);
assert(owner_cls->tp_flags & Py_TPFLAGS_MANAGED_DICT);
PyDictOrValues dorv = *_PyObject_DictOrValuesPointer(owner);
DEOPT_IF(!_PyDictOrValues_IsValues(dorv), LOAD_ATTR);
PyHeapTypeObject *self_heap_type = (PyHeapTypeObject *)self_cls;
DEOPT_IF(self_heap_type->ht_cached_keys->dk_version !=
PyHeapTypeObject *owner_heap_type = (PyHeapTypeObject *)owner_cls;
DEOPT_IF(owner_heap_type->ht_cached_keys->dk_version !=
keys_version, LOAD_ATTR);
STAT_INC(LOAD_ATTR, hit);
assert(descr != NULL);
DECREF_INPUTS();
res = Py_NewRef(descr);
attr = Py_NewRef(descr);
}
inst(LOAD_ATTR_NONDESCRIPTOR_NO_DICT, (unused/1, type_version/2, unused/2, descr/4, self -- res2 if (0), res)) {
inst(LOAD_ATTR_NONDESCRIPTOR_NO_DICT, (unused/1, type_version/2, unused/2, descr/4, owner -- attr, unused if (0))) {
assert((oparg & 1) == 0);
PyTypeObject *self_cls = Py_TYPE(self);
PyTypeObject *owner_cls = Py_TYPE(owner);
assert(type_version != 0);
DEOPT_IF(self_cls->tp_version_tag != type_version, LOAD_ATTR);
assert(self_cls->tp_dictoffset == 0);
DEOPT_IF(owner_cls->tp_version_tag != type_version, LOAD_ATTR);
assert(owner_cls->tp_dictoffset == 0);
STAT_INC(LOAD_ATTR, hit);
assert(descr != NULL);
DECREF_INPUTS();
res = Py_NewRef(descr);
attr = Py_NewRef(descr);
}
inst(LOAD_ATTR_METHOD_LAZY_DICT, (unused/1, type_version/2, unused/2, descr/4, self -- res2 if (1), res)) {
inst(LOAD_ATTR_METHOD_LAZY_DICT, (unused/1, type_version/2, unused/2, descr/4, owner -- attr, self if (1))) {
assert(oparg & 1);
PyTypeObject *self_cls = Py_TYPE(self);
DEOPT_IF(self_cls->tp_version_tag != type_version, LOAD_ATTR);
Py_ssize_t dictoffset = self_cls->tp_dictoffset;
PyTypeObject *owner_cls = Py_TYPE(owner);
DEOPT_IF(owner_cls->tp_version_tag != type_version, LOAD_ATTR);
Py_ssize_t dictoffset = owner_cls->tp_dictoffset;
assert(dictoffset > 0);
PyObject *dict = *(PyObject **)((char *)self + dictoffset);
PyObject *dict = *(PyObject **)((char *)owner + dictoffset);
/* This object has a __dict__, just not yet created */
DEOPT_IF(dict != NULL, LOAD_ATTR);
STAT_INC(LOAD_ATTR, hit);
assert(descr != NULL);
assert(_PyType_HasFeature(Py_TYPE(descr), Py_TPFLAGS_METHOD_DESCRIPTOR));
res2 = Py_NewRef(descr);
res = self;
attr = Py_NewRef(descr);
self = owner;
}
inst(KW_NAMES, (--)) {
@ -2811,9 +2803,9 @@ dummy_func(
}
inst(INSTRUMENTED_CALL, ( -- )) {
int is_meth = PEEK(oparg+2) != NULL;
int is_meth = PEEK(oparg + 1) != NULL;
int total_args = oparg + is_meth;
PyObject *function = PEEK(total_args + 1);
PyObject *function = PEEK(oparg + 2);
PyObject *arg = total_args == 0 ?
&_PyInstrumentation_MISSING : PEEK(total_args);
int err = _Py_call_instrumentation_2args(
@ -2855,11 +2847,9 @@ dummy_func(
// (Some args may be keywords, see KW_NAMES, which sets 'kwnames'.)
// On exit, the stack is [result].
// When calling Python, inline the call using DISPATCH_INLINED().
inst(CALL, (unused/1, unused/2, method, callable, args[oparg] -- res)) {
int is_meth = method != NULL;
inst(CALL, (unused/1, unused/2, callable, self_or_null, args[oparg] -- res)) {
int total_args = oparg;
if (is_meth) {
callable = method;
if (self_or_null != NULL) {
args--;
total_args++;
}
@ -2873,13 +2863,12 @@ dummy_func(
STAT_INC(CALL, deferred);
DECREMENT_ADAPTIVE_COUNTER(cache->counter);
#endif /* ENABLE_SPECIALIZATION */
if (!is_meth && Py_TYPE(callable) == &PyMethod_Type) {
is_meth = 1; // For consistenct; it's dead, though
if (self_or_null == NULL && Py_TYPE(callable) == &PyMethod_Type) {
args--;
total_args++;
PyObject *self = ((PyMethodObject *)callable)->im_self;
args[0] = Py_NewRef(self);
method = ((PyMethodObject *)callable)->im_func;
PyObject *method = ((PyMethodObject *)callable)->im_func;
args[-1] = Py_NewRef(method);
Py_DECREF(callable);
callable = method;
@ -2915,7 +2904,7 @@ dummy_func(
kwnames);
if (opcode == INSTRUMENTED_CALL) {
PyObject *arg = total_args == 0 ?
&_PyInstrumentation_MISSING : PEEK(total_args);
&_PyInstrumentation_MISSING : args[0];
if (res == NULL) {
_Py_call_instrumentation_exc2(
tstate, PY_MONITORING_EVENT_C_RAISE,
@ -2943,25 +2932,23 @@ dummy_func(
// Start out with [NULL, bound_method, arg1, arg2, ...]
// Transform to [callable, self, arg1, arg2, ...]
// Then fall through to CALL_PY_EXACT_ARGS
inst(CALL_BOUND_METHOD_EXACT_ARGS, (unused/1, unused/2, method, callable, unused[oparg] -- unused)) {
DEOPT_IF(method != NULL, CALL);
inst(CALL_BOUND_METHOD_EXACT_ARGS, (unused/1, unused/2, callable, null, unused[oparg] -- unused)) {
DEOPT_IF(null != NULL, CALL);
DEOPT_IF(Py_TYPE(callable) != &PyMethod_Type, CALL);
STAT_INC(CALL, hit);
PyObject *self = ((PyMethodObject *)callable)->im_self;
PEEK(oparg + 1) = Py_NewRef(self); // callable
PEEK(oparg + 1) = Py_NewRef(self); // self_or_null
PyObject *meth = ((PyMethodObject *)callable)->im_func;
PEEK(oparg + 2) = Py_NewRef(meth); // method
PEEK(oparg + 2) = Py_NewRef(meth); // callable
Py_DECREF(callable);
GO_TO_INSTRUCTION(CALL_PY_EXACT_ARGS);
}
inst(CALL_PY_EXACT_ARGS, (unused/1, func_version/2, method, callable, args[oparg] -- unused)) {
inst(CALL_PY_EXACT_ARGS, (unused/1, func_version/2, callable, self_or_null, args[oparg] -- unused)) {
ASSERT_KWNAMES_IS_NULL();
DEOPT_IF(tstate->interp->eval_frame, CALL);
int is_meth = method != NULL;
int argcount = oparg;
if (is_meth) {
callable = method;
if (self_or_null != NULL) {
args--;
argcount++;
}
@ -2983,13 +2970,11 @@ dummy_func(
DISPATCH_INLINED(new_frame);
}
inst(CALL_PY_WITH_DEFAULTS, (unused/1, func_version/2, method, callable, args[oparg] -- unused)) {
inst(CALL_PY_WITH_DEFAULTS, (unused/1, func_version/2, callable, self_or_null, args[oparg] -- unused)) {
ASSERT_KWNAMES_IS_NULL();
DEOPT_IF(tstate->interp->eval_frame, CALL);
int is_meth = method != NULL;
int argcount = oparg;
if (is_meth) {
callable = method;
if (self_or_null != NULL) {
args--;
argcount++;
}
@ -3021,7 +3006,7 @@ dummy_func(
DISPATCH_INLINED(new_frame);
}
inst(CALL_NO_KW_TYPE_1, (unused/1, unused/2, null, callable, args[oparg] -- res)) {
inst(CALL_NO_KW_TYPE_1, (unused/1, unused/2, callable, null, args[oparg] -- res)) {
ASSERT_KWNAMES_IS_NULL();
assert(oparg == 1);
DEOPT_IF(null != NULL, CALL);
@ -3033,7 +3018,7 @@ dummy_func(
Py_DECREF(&PyType_Type); // I.e., callable
}
inst(CALL_NO_KW_STR_1, (unused/1, unused/2, null, callable, args[oparg] -- res)) {
inst(CALL_NO_KW_STR_1, (unused/1, unused/2, callable, null, args[oparg] -- res)) {
ASSERT_KWNAMES_IS_NULL();
assert(oparg == 1);
DEOPT_IF(null != NULL, CALL);
@ -3047,7 +3032,7 @@ dummy_func(
CHECK_EVAL_BREAKER();
}
inst(CALL_NO_KW_TUPLE_1, (unused/1, unused/2, null, callable, args[oparg] -- res)) {
inst(CALL_NO_KW_TUPLE_1, (unused/1, unused/2, callable, null, args[oparg] -- res)) {
ASSERT_KWNAMES_IS_NULL();
assert(oparg == 1);
DEOPT_IF(null != NULL, CALL);
@ -3061,7 +3046,7 @@ dummy_func(
CHECK_EVAL_BREAKER();
}
inst(CALL_NO_KW_ALLOC_AND_ENTER_INIT, (unused/1, unused/2, null, callable, args[oparg] -- unused)) {
inst(CALL_NO_KW_ALLOC_AND_ENTER_INIT, (unused/1, unused/2, callable, null, args[oparg] -- unused)) {
/* This instruction does the following:
* 1. Creates the object (by calling ``object.__new__``)
* 2. Pushes a shim frame to the frame stack (to cleanup after ``__init__``)
@ -3124,11 +3109,9 @@ dummy_func(
}
}
inst(CALL_BUILTIN_CLASS, (unused/1, unused/2, method, callable, args[oparg] -- res)) {
int is_meth = method != NULL;
inst(CALL_BUILTIN_CLASS, (unused/1, unused/2, callable, self_or_null, args[oparg] -- res)) {
int total_args = oparg;
if (is_meth) {
callable = method;
if (self_or_null != NULL) {
args--;
total_args++;
}
@ -3149,13 +3132,11 @@ dummy_func(
CHECK_EVAL_BREAKER();
}
inst(CALL_NO_KW_BUILTIN_O, (unused/1, unused/2, method, callable, args[oparg] -- res)) {
inst(CALL_NO_KW_BUILTIN_O, (unused/1, unused/2, callable, self_or_null, args[oparg] -- res)) {
/* Builtin METH_O functions */
ASSERT_KWNAMES_IS_NULL();
int is_meth = method != NULL;
int total_args = oparg;
if (is_meth) {
callable = method;
if (self_or_null != NULL) {
args--;
total_args++;
}
@ -3180,13 +3161,11 @@ dummy_func(
CHECK_EVAL_BREAKER();
}
inst(CALL_NO_KW_BUILTIN_FAST, (unused/1, unused/2, method, callable, args[oparg] -- res)) {
inst(CALL_NO_KW_BUILTIN_FAST, (unused/1, unused/2, callable, self_or_null, args[oparg] -- res)) {
/* Builtin METH_FASTCALL functions, without keywords */
ASSERT_KWNAMES_IS_NULL();
int is_meth = method != NULL;
int total_args = oparg;
if (is_meth) {
callable = method;
if (self_or_null != NULL) {
args--;
total_args++;
}
@ -3215,12 +3194,10 @@ dummy_func(
CHECK_EVAL_BREAKER();
}
inst(CALL_BUILTIN_FAST_WITH_KEYWORDS, (unused/1, unused/2, method, callable, args[oparg] -- res)) {
inst(CALL_BUILTIN_FAST_WITH_KEYWORDS, (unused/1, unused/2, callable, self_or_null, args[oparg] -- res)) {
/* Builtin METH_FASTCALL | METH_KEYWORDS functions */
int is_meth = method != NULL;
int total_args = oparg;
if (is_meth) {
callable = method;
if (self_or_null != NULL) {
args--;
total_args++;
}
@ -3250,13 +3227,11 @@ dummy_func(
CHECK_EVAL_BREAKER();
}
inst(CALL_NO_KW_LEN, (unused/1, unused/2, method, callable, args[oparg] -- res)) {
inst(CALL_NO_KW_LEN, (unused/1, unused/2, callable, self_or_null, args[oparg] -- res)) {
ASSERT_KWNAMES_IS_NULL();
/* len(o) */
int is_meth = method != NULL;
int total_args = oparg;
if (is_meth) {
callable = method;
if (self_or_null != NULL) {
args--;
total_args++;
}
@ -3277,13 +3252,11 @@ dummy_func(
ERROR_IF(res == NULL, error);
}
inst(CALL_NO_KW_ISINSTANCE, (unused/1, unused/2, method, callable, args[oparg] -- res)) {
inst(CALL_NO_KW_ISINSTANCE, (unused/1, unused/2, callable, self_or_null, args[oparg] -- res)) {
ASSERT_KWNAMES_IS_NULL();
/* isinstance(o, o2) */
int is_meth = method != NULL;
int total_args = oparg;
if (is_meth) {
callable = method;
if (self_or_null != NULL) {
args--;
total_args++;
}
@ -3307,19 +3280,19 @@ dummy_func(
}
// This is secretly a super-instruction
inst(CALL_NO_KW_LIST_APPEND, (unused/1, unused/2, method, self, args[oparg] -- unused)) {
inst(CALL_NO_KW_LIST_APPEND, (unused/1, unused/2, callable, self, args[oparg] -- unused)) {
ASSERT_KWNAMES_IS_NULL();
assert(oparg == 1);
assert(method != NULL);
assert(self != NULL);
PyInterpreterState *interp = tstate->interp;
DEOPT_IF(method != interp->callable_cache.list_append, CALL);
DEOPT_IF(callable != interp->callable_cache.list_append, CALL);
DEOPT_IF(!PyList_Check(self), CALL);
STAT_INC(CALL, hit);
if (_PyList_AppendTakeRef((PyListObject *)self, args[0]) < 0) {
goto pop_1_error; // Since arg is DECREF'ed already
}
Py_DECREF(self);
Py_DECREF(method);
Py_DECREF(callable);
STACK_SHRINK(3);
// CALL + POP_TOP
SKIP_OVER(INLINE_CACHE_ENTRIES_CALL + 1);
@ -3327,23 +3300,21 @@ dummy_func(
DISPATCH();
}
inst(CALL_NO_KW_METHOD_DESCRIPTOR_O, (unused/1, unused/2, method, unused, args[oparg] -- res)) {
inst(CALL_NO_KW_METHOD_DESCRIPTOR_O, (unused/1, unused/2, callable, self_or_null, args[oparg] -- res)) {
ASSERT_KWNAMES_IS_NULL();
int is_meth = method != NULL;
int total_args = oparg;
if (is_meth) {
if (self_or_null != NULL) {
args--;
total_args++;
}
PyMethodDescrObject *callable =
(PyMethodDescrObject *)PEEK(total_args + 1);
PyMethodDescrObject *method = (PyMethodDescrObject *)callable;
DEOPT_IF(total_args != 2, CALL);
DEOPT_IF(!Py_IS_TYPE(callable, &PyMethodDescr_Type), CALL);
PyMethodDef *meth = callable->d_method;
DEOPT_IF(!Py_IS_TYPE(method, &PyMethodDescr_Type), CALL);
PyMethodDef *meth = method->d_method;
DEOPT_IF(meth->ml_flags != METH_O, CALL);
PyObject *arg = args[1];
PyObject *self = args[0];
DEOPT_IF(!Py_IS_TYPE(self, callable->d_common.d_type), CALL);
DEOPT_IF(!Py_IS_TYPE(self, method->d_common.d_type), CALL);
STAT_INC(CALL, hit);
PyCFunction cfunc = meth->ml_meth;
// This is slower but CPython promises to check all non-vectorcall
@ -3361,19 +3332,17 @@ dummy_func(
CHECK_EVAL_BREAKER();
}
inst(CALL_METHOD_DESCRIPTOR_FAST_WITH_KEYWORDS, (unused/1, unused/2, method, unused, args[oparg] -- res)) {
int is_meth = method != NULL;
inst(CALL_METHOD_DESCRIPTOR_FAST_WITH_KEYWORDS, (unused/1, unused/2, callable, self_or_null, args[oparg] -- res)) {
int total_args = oparg;
if (is_meth) {
if (self_or_null != NULL) {
args--;
total_args++;
}
PyMethodDescrObject *callable =
(PyMethodDescrObject *)PEEK(total_args + 1);
DEOPT_IF(!Py_IS_TYPE(callable, &PyMethodDescr_Type), CALL);
PyMethodDef *meth = callable->d_method;
PyMethodDescrObject *method = (PyMethodDescrObject *)callable;
DEOPT_IF(!Py_IS_TYPE(method, &PyMethodDescr_Type), CALL);
PyMethodDef *meth = method->d_method;
DEOPT_IF(meth->ml_flags != (METH_FASTCALL|METH_KEYWORDS), CALL);
PyTypeObject *d_type = callable->d_common.d_type;
PyTypeObject *d_type = method->d_common.d_type;
PyObject *self = args[0];
DEOPT_IF(!Py_IS_TYPE(self, d_type), CALL);
STAT_INC(CALL, hit);
@ -3393,21 +3362,20 @@ dummy_func(
CHECK_EVAL_BREAKER();
}
inst(CALL_NO_KW_METHOD_DESCRIPTOR_NOARGS, (unused/1, unused/2, method, unused, args[oparg] -- res)) {
inst(CALL_NO_KW_METHOD_DESCRIPTOR_NOARGS, (unused/1, unused/2, callable, self_or_null, args[oparg] -- res)) {
ASSERT_KWNAMES_IS_NULL();
assert(oparg == 0 || oparg == 1);
int is_meth = method != NULL;
int total_args = oparg;
if (is_meth) {
if (self_or_null != NULL) {
args--;
total_args++;
}
DEOPT_IF(total_args != 1, CALL);
PyMethodDescrObject *callable = (PyMethodDescrObject *)SECOND();
DEOPT_IF(!Py_IS_TYPE(callable, &PyMethodDescr_Type), CALL);
PyMethodDef *meth = callable->d_method;
PyMethodDescrObject *method = (PyMethodDescrObject *)callable;
DEOPT_IF(!Py_IS_TYPE(method, &PyMethodDescr_Type), CALL);
PyMethodDef *meth = method->d_method;
PyObject *self = args[0];
DEOPT_IF(!Py_IS_TYPE(self, callable->d_common.d_type), CALL);
DEOPT_IF(!Py_IS_TYPE(self, method->d_common.d_type), CALL);
DEOPT_IF(meth->ml_flags != METH_NOARGS, CALL);
STAT_INC(CALL, hit);
PyCFunction cfunc = meth->ml_meth;
@ -3425,22 +3393,20 @@ dummy_func(
CHECK_EVAL_BREAKER();
}
inst(CALL_NO_KW_METHOD_DESCRIPTOR_FAST, (unused/1, unused/2, method, unused, args[oparg] -- res)) {
inst(CALL_NO_KW_METHOD_DESCRIPTOR_FAST, (unused/1, unused/2, callable, self_or_null, args[oparg] -- res)) {
ASSERT_KWNAMES_IS_NULL();
int is_meth = method != NULL;
int total_args = oparg;
if (is_meth) {
if (self_or_null != NULL) {
args--;
total_args++;
}
PyMethodDescrObject *callable =
(PyMethodDescrObject *)PEEK(total_args + 1);
PyMethodDescrObject *method = (PyMethodDescrObject *)callable;
/* Builtin METH_FASTCALL methods, without keywords */
DEOPT_IF(!Py_IS_TYPE(callable, &PyMethodDescr_Type), CALL);
PyMethodDef *meth = callable->d_method;
DEOPT_IF(!Py_IS_TYPE(method, &PyMethodDescr_Type), CALL);
PyMethodDef *meth = method->d_method;
DEOPT_IF(meth->ml_flags != METH_FASTCALL, CALL);
PyObject *self = args[0];
DEOPT_IF(!Py_IS_TYPE(self, callable->d_common.d_type), CALL);
DEOPT_IF(!Py_IS_TYPE(self, method->d_common.d_type), CALL);
STAT_INC(CALL, hit);
_PyCFunctionFast cfunc =
(_PyCFunctionFast)(void(*)(void))meth->ml_meth;
@ -3460,7 +3426,7 @@ dummy_func(
GO_TO_INSTRUCTION(CALL_FUNCTION_EX);
}
inst(CALL_FUNCTION_EX, (unused, func, callargs, kwargs if (oparg & 1) -- result)) {
inst(CALL_FUNCTION_EX, (func, unused, callargs, kwargs if (oparg & 1) -- result)) {
// DICT_MERGE is called before this opcode if there are kwargs.
// It converts all dict subtypes in kwargs into regular dicts.
assert(kwargs == NULL || PyDict_CheckExact(kwargs));
@ -3523,7 +3489,7 @@ dummy_func(
result = PyObject_Call(func, callargs, kwargs);
}
DECREF_INPUTS();
assert(PEEK(3 + (oparg & 1)) == NULL);
assert(PEEK(2 + (oparg & 1)) == NULL);
ERROR_IF(result == NULL, error);
CHECK_EVAL_BREAKER();
}

19
Python/compile.c
View File

@ -2361,11 +2361,6 @@ compiler_function(struct compiler *c, stmt_ty s, int is_async)
int is_generic = asdl_seq_LEN(type_params) > 0;
if (is_generic) {
// Used by the CALL to the type parameters function.
ADDOP(c, loc, PUSH_NULL);
}
funcflags = compiler_default_arguments(c, loc, args);
if (funcflags == -1) {
return ERROR;
@ -2436,8 +2431,12 @@ compiler_function(struct compiler *c, stmt_ty s, int is_async)
Py_DECREF(co);
if (num_typeparam_args > 0) {
ADDOP_I(c, loc, SWAP, num_typeparam_args + 1);
ADDOP_I(c, loc, CALL, num_typeparam_args - 1);
}
else {
ADDOP(c, loc, PUSH_NULL);
ADDOP_I(c, loc, CALL, 0);
}
ADDOP_I(c, loc, CALL, num_typeparam_args);
}
RETURN_IF_ERROR(compiler_apply_decorators(c, decos));
@ -2565,8 +2564,8 @@ compiler_class_body(struct compiler *c, stmt_ty s, int firstlineno)
// these instructions should be attributed to the class line,
// not a decorator line
loc = LOC(s);
ADDOP(c, loc, PUSH_NULL);
ADDOP(c, loc, LOAD_BUILD_CLASS);
ADDOP(c, loc, PUSH_NULL);
/* 3. load a function (or closure) made from the code object */
if (compiler_make_closure(c, loc, co, 0) < 0) {
@ -2598,7 +2597,6 @@ compiler_class(struct compiler *c, stmt_ty s)
int is_generic = asdl_seq_LEN(type_params) > 0;
if (is_generic) {
Py_XSETREF(c->u->u_private, Py_NewRef(s->v.ClassDef.name));
ADDOP(c, loc, PUSH_NULL);
PyObject *type_params_name = PyUnicode_FromFormat("<generic parameters of %U>",
s->v.ClassDef.name);
if (!type_params_name) {
@ -2666,6 +2664,7 @@ compiler_class(struct compiler *c, stmt_ty s)
return ERROR;
}
Py_DECREF(co);
ADDOP(c, loc, PUSH_NULL);
ADDOP_I(c, loc, CALL, 0);
} else {
RETURN_IF_ERROR(compiler_call_helper(c, loc, 2,
@ -2716,7 +2715,6 @@ compiler_typealias(struct compiler *c, stmt_ty s)
int is_generic = asdl_seq_LEN(type_params) > 0;
PyObject *name = s->v.TypeAlias.name->v.Name.id;
if (is_generic) {
ADDOP(c, loc, PUSH_NULL);
PyObject *type_params_name = PyUnicode_FromFormat("<generic parameters of %U>",
name);
if (!type_params_name) {
@ -2756,6 +2754,7 @@ compiler_typealias(struct compiler *c, stmt_ty s)
return ERROR;
}
Py_DECREF(co);
ADDOP(c, loc, PUSH_NULL);
ADDOP_I(c, loc, CALL, 0);
}
RETURN_IF_ERROR(compiler_nameop(c, loc, name, Store));
@ -4994,9 +4993,9 @@ compiler_call(struct compiler *c, expr_ty e)
return SUCCESS;
}
RETURN_IF_ERROR(check_caller(c, e->v.Call.func));
VISIT(c, expr, e->v.Call.func);
location loc = LOC(e->v.Call.func);
ADDOP(c, loc, PUSH_NULL);
VISIT(c, expr, e->v.Call.func);
loc = LOC(e);
return compiler_call_helper(c, loc, 0,
e->v.Call.args,

231
Python/executor_cases.c.h generated
View File

@ -1062,8 +1062,8 @@
case LOAD_GLOBAL: {
static_assert(INLINE_CACHE_ENTRIES_LOAD_GLOBAL == 4, "incorrect cache size");
PyObject *res;
PyObject *null = NULL;
PyObject *v;
#if ENABLE_SPECIALIZATION
_PyLoadGlobalCache *cache = (_PyLoadGlobalCache *)next_instr;
if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) {
@ -1079,10 +1079,10 @@
if (PyDict_CheckExact(GLOBALS())
&& PyDict_CheckExact(BUILTINS()))
{
v = _PyDict_LoadGlobal((PyDictObject *)GLOBALS(),
(PyDictObject *)BUILTINS(),
name);
if (v == NULL) {
res = _PyDict_LoadGlobal((PyDictObject *)GLOBALS(),
(PyDictObject *)BUILTINS(),
name);
if (res == NULL) {
if (!_PyErr_Occurred(tstate)) {
/* _PyDict_LoadGlobal() returns NULL without raising
* an exception if the key doesn't exist */
@ -1091,17 +1091,17 @@
}
if (true) goto error;
}
Py_INCREF(v);
Py_INCREF(res);
}
else {
/* Slow-path if globals or builtins is not a dict */
/* namespace 1: globals */
if (PyMapping_GetOptionalItem(GLOBALS(), name, &v) < 0) goto error;
if (v == NULL) {
if (PyMapping_GetOptionalItem(GLOBALS(), name, &res) < 0) goto error;
if (res == NULL) {
/* namespace 2: builtins */
if (PyMapping_GetOptionalItem(BUILTINS(), name, &v) < 0) goto error;
if (v == NULL) {
if (PyMapping_GetOptionalItem(BUILTINS(), name, &res) < 0) goto error;
if (res == NULL) {
_PyEval_FormatExcCheckArg(
tstate, PyExc_NameError,
NAME_ERROR_MSG, name);
@ -1112,8 +1112,8 @@
null = NULL;
STACK_GROW(1);
STACK_GROW(((oparg & 1) ? 1 : 0));
if (oparg & 1) { stack_pointer[-1 - (oparg & 1 ? 1 : 0)] = null; }
stack_pointer[-1] = v;
stack_pointer[-1 - (oparg & 1 ? 1 : 0)] = res;
if (oparg & 1) { stack_pointer[-(oparg & 1 ? 1 : 0)] = null; }
break;
}
@ -1136,8 +1136,8 @@
}
case _LOAD_GLOBAL_MODULE: {
PyObject *null = NULL;
PyObject *res;
PyObject *null = NULL;
uint16_t index = (uint16_t)operand;
PyDictObject *dict = (PyDictObject *)GLOBALS();
PyDictUnicodeEntry *entries = DK_UNICODE_ENTRIES(dict->ma_keys);
@ -1148,14 +1148,14 @@
null = NULL;
STACK_GROW(1);
STACK_GROW(((oparg & 1) ? 1 : 0));
if (oparg & 1) { stack_pointer[-1 - (oparg & 1 ? 1 : 0)] = null; }
stack_pointer[-1] = res;
stack_pointer[-1 - (oparg & 1 ? 1 : 0)] = res;
if (oparg & 1) { stack_pointer[-(oparg & 1 ? 1 : 0)] = null; }
break;
}
case _LOAD_GLOBAL_BUILTINS: {
PyObject *null = NULL;
PyObject *res;
PyObject *null = NULL;
uint16_t index = (uint16_t)operand;
PyDictObject *bdict = (PyDictObject *)BUILTINS();
PyDictUnicodeEntry *entries = DK_UNICODE_ENTRIES(bdict->ma_keys);
@ -1166,8 +1166,8 @@
null = NULL;
STACK_GROW(1);
STACK_GROW(((oparg & 1) ? 1 : 0));
if (oparg & 1) { stack_pointer[-1 - (oparg & 1 ? 1 : 0)] = null; }
stack_pointer[-1] = res;
stack_pointer[-1 - (oparg & 1 ? 1 : 0)] = res;
if (oparg & 1) { stack_pointer[-(oparg & 1 ? 1 : 0)] = null; }
break;
}
@ -1445,8 +1445,9 @@
case DICT_UPDATE: {
PyObject *update;
PyObject *dict;
update = stack_pointer[-1];
PyObject *dict = PEEK(oparg + 1); // update is still on the stack
dict = stack_pointer[-2 - (oparg - 1)];
if (PyDict_Update(dict, update) < 0) {
if (_PyErr_ExceptionMatches(tstate, PyExc_AttributeError)) {
_PyErr_Format(tstate, PyExc_TypeError,
@ -1463,11 +1464,13 @@
case DICT_MERGE: {
PyObject *update;
PyObject *dict;
PyObject *callable;
update = stack_pointer[-1];
PyObject *dict = PEEK(oparg + 1); // update is still on the stack
dict = stack_pointer[-2 - (oparg - 1)];
callable = stack_pointer[-5 - (oparg - 1)];
if (_PyDict_MergeEx(dict, update, 2) < 0) {
_PyEval_FormatKwargsError(tstate, PEEK(3 + oparg), update);
_PyEval_FormatKwargsError(tstate, callable, update);
Py_DECREF(update);
if (true) goto pop_1_error;
}
@ -1479,9 +1482,10 @@
case MAP_ADD: {
PyObject *value;
PyObject *key;
PyObject *dict;
value = stack_pointer[-1];
key = stack_pointer[-2];
PyObject *dict = PEEK(oparg + 2); // key, value are still on the stack
dict = stack_pointer[-3 - (oparg - 1)];
assert(PyDict_CheckExact(dict));
/* dict[key] = value */
// Do not DECREF INPUTS because the function steals the references
@ -1494,8 +1498,7 @@
PyObject *self;
PyObject *class;
PyObject *global_super;
PyObject *res2 = NULL;
PyObject *res;
PyObject *attr;
self = stack_pointer[-1];
class = stack_pointer[-2];
global_super = stack_pointer[-3];
@ -1504,15 +1507,13 @@
DEOPT_IF(!PyType_Check(class), LOAD_SUPER_ATTR);
STAT_INC(LOAD_SUPER_ATTR, hit);
PyObject *name = GETITEM(FRAME_CO_NAMES, oparg >> 2);
res = _PySuper_Lookup((PyTypeObject *)class, self, name, NULL);
attr = _PySuper_Lookup((PyTypeObject *)class, self, name, NULL);
Py_DECREF(global_super);
Py_DECREF(class);
Py_DECREF(self);
if (res == NULL) goto pop_3_error;
if (attr == NULL) goto pop_3_error;
STACK_SHRINK(2);
STACK_GROW(((oparg & 1) ? 1 : 0));
if (oparg & 1) { stack_pointer[-1 - (oparg & 1 ? 1 : 0)] = res2; }
stack_pointer[-1] = res;
stack_pointer[-1 - (0 ? 1 : 0)] = attr;
break;
}
@ -1520,8 +1521,8 @@
PyObject *self;
PyObject *class;
PyObject *global_super;
PyObject *res2;
PyObject *res;
PyObject *attr;
PyObject *self_or_null;
self = stack_pointer[-1];
class = stack_pointer[-2];
global_super = stack_pointer[-3];
@ -1532,32 +1533,31 @@
PyObject *name = GETITEM(FRAME_CO_NAMES, oparg >> 2);
PyTypeObject *cls = (PyTypeObject *)class;
int method_found = 0;
res2 = _PySuper_Lookup(cls, self, name,
attr = _PySuper_Lookup(cls, self, name,
Py_TYPE(self)->tp_getattro == PyObject_GenericGetAttr ? &method_found : NULL);
Py_DECREF(global_super);
Py_DECREF(class);
if (res2 == NULL) {
if (attr == NULL) {
Py_DECREF(self);
if (true) goto pop_3_error;
}
if (method_found) {
res = self; // transfer ownership
self_or_null = self; // transfer ownership
} else {
Py_DECREF(self);
res = res2;
res2 = NULL;
self_or_null = NULL;
}
STACK_SHRINK(1);
stack_pointer[-2] = res2;
stack_pointer[-1] = res;
stack_pointer[-2] = attr;
stack_pointer[-1] = self_or_null;
break;
}
case LOAD_ATTR: {
static_assert(INLINE_CACHE_ENTRIES_LOAD_ATTR == 9, "incorrect cache size");
PyObject *owner;
PyObject *res2 = NULL;
PyObject *res;
PyObject *attr;
PyObject *self_or_null = NULL;
owner = stack_pointer[-1];
#if ENABLE_SPECIALIZATION
_PyAttrCache *cache = (_PyAttrCache *)next_instr;
@ -1573,16 +1573,15 @@
PyObject *name = GETITEM(FRAME_CO_NAMES, oparg >> 1);
if (oparg & 1) {
/* Designed to work in tandem with CALL, pushes two values. */
PyObject* meth = NULL;
if (_PyObject_GetMethod(owner, name, &meth)) {
attr = NULL;
if (_PyObject_GetMethod(owner, name, &attr)) {
/* We can bypass temporary bound method object.
meth is unbound method and obj is self.
meth | self | arg1 | ... | argN
*/
assert(meth != NULL); // No errors on this branch
res2 = meth;
res = owner; // Transfer ownership
assert(attr != NULL); // No errors on this branch
self_or_null = owner; // Transfer ownership
}
else {
/* meth is not an unbound method (but a regular attr, or
@ -1593,20 +1592,19 @@
NULL | meth | arg1 | ... | argN
*/
Py_DECREF(owner);
if (meth == NULL) goto pop_1_error;
res2 = NULL;
res = meth;
if (attr == NULL) goto pop_1_error;
self_or_null = NULL;
}
}
else {
/* Classic, pushes one value. */
res = PyObject_GetAttr(owner, name);
attr = PyObject_GetAttr(owner, name);
Py_DECREF(owner);
if (res == NULL) goto pop_1_error;
if (attr == NULL) goto pop_1_error;
}
STACK_GROW(((oparg & 1) ? 1 : 0));
if (oparg & 1) { stack_pointer[-1 - (oparg & 1 ? 1 : 0)] = res2; }
stack_pointer[-1] = res;
stack_pointer[-1 - (oparg & 1 ? 1 : 0)] = attr;
if (oparg & 1) { stack_pointer[-(oparg & 1 ? 1 : 0)] = self_or_null; }
break;
}
@ -1632,20 +1630,20 @@
case _LOAD_ATTR_INSTANCE_VALUE: {
PyObject *owner;
PyObject *res2 = NULL;
PyObject *res;
PyObject *attr;
PyObject *null = NULL;
owner = stack_pointer[-1];
uint16_t index = (uint16_t)operand;
PyDictOrValues dorv = *_PyObject_DictOrValuesPointer(owner);
res = _PyDictOrValues_GetValues(dorv)->values[index];
DEOPT_IF(res == NULL, LOAD_ATTR);
attr = _PyDictOrValues_GetValues(dorv)->values[index];
DEOPT_IF(attr == NULL, LOAD_ATTR);
STAT_INC(LOAD_ATTR, hit);
Py_INCREF(res);
res2 = NULL;
Py_INCREF(attr);
null = NULL;
Py_DECREF(owner);
STACK_GROW(((oparg & 1) ? 1 : 0));
if (oparg & 1) { stack_pointer[-1 - (oparg & 1 ? 1 : 0)] = res2; }
stack_pointer[-1] = res;
stack_pointer[-1 - (oparg & 1 ? 1 : 0)] = attr;
if (oparg & 1) { stack_pointer[-(oparg & 1 ? 1 : 0)] = null; }
break;
}
@ -2157,12 +2155,12 @@
case CALL_NO_KW_TYPE_1: {
PyObject **args;
PyObject *callable;
PyObject *null;
PyObject *callable;
PyObject *res;
args = stack_pointer - oparg;
callable = stack_pointer[-1 - oparg];
null = stack_pointer[-2 - oparg];
null = stack_pointer[-1 - oparg];
callable = stack_pointer[-2 - oparg];
ASSERT_KWNAMES_IS_NULL();
assert(oparg == 1);
DEOPT_IF(null != NULL, CALL);
@ -2180,12 +2178,12 @@
case CALL_NO_KW_STR_1: {
PyObject **args;
PyObject *callable;
PyObject *null;
PyObject *callable;
PyObject *res;
args = stack_pointer - oparg;
callable = stack_pointer[-1 - oparg];
null = stack_pointer[-2 - oparg];
null = stack_pointer[-1 - oparg];
callable = stack_pointer[-2 - oparg];
ASSERT_KWNAMES_IS_NULL();
assert(oparg == 1);
DEOPT_IF(null != NULL, CALL);
@ -2205,12 +2203,12 @@
case CALL_NO_KW_TUPLE_1: {
PyObject **args;
PyObject *callable;
PyObject *null;
PyObject *callable;
PyObject *res;
args = stack_pointer - oparg;
callable = stack_pointer[-1 - oparg];
null = stack_pointer[-2 - oparg];
null = stack_pointer[-1 - oparg];
callable = stack_pointer[-2 - oparg];
ASSERT_KWNAMES_IS_NULL();
assert(oparg == 1);
DEOPT_IF(null != NULL, CALL);
@ -2244,18 +2242,16 @@
case CALL_NO_KW_BUILTIN_O: {
PyObject **args;
PyObject *self_or_null;
PyObject *callable;
PyObject *method;
PyObject *res;
args = stack_pointer - oparg;
callable = stack_pointer[-1 - oparg];
method = stack_pointer[-2 - oparg];
self_or_null = stack_pointer[-1 - oparg];
callable = stack_pointer[-2 - oparg];
/* Builtin METH_O functions */
ASSERT_KWNAMES_IS_NULL();
int is_meth = method != NULL;
int total_args = oparg;
if (is_meth) {
callable = method;
if (self_or_null != NULL) {
args--;
total_args++;
}
@ -2286,18 +2282,16 @@
case CALL_NO_KW_BUILTIN_FAST: {
PyObject **args;
PyObject *self_or_null;
PyObject *callable;
PyObject *method;
PyObject *res;
args = stack_pointer - oparg;
callable = stack_pointer[-1 - oparg];
method = stack_pointer[-2 - oparg];
self_or_null = stack_pointer[-1 - oparg];
callable = stack_pointer[-2 - oparg];
/* Builtin METH_FASTCALL functions, without keywords */
ASSERT_KWNAMES_IS_NULL();
int is_meth = method != NULL;
int total_args = oparg;
if (is_meth) {
callable = method;
if (self_or_null != NULL) {
args--;
total_args++;
}
@ -2332,18 +2326,16 @@
case CALL_NO_KW_LEN: {
PyObject **args;
PyObject *self_or_null;
PyObject *callable;
PyObject *method;
PyObject *res;
args = stack_pointer - oparg;
callable = stack_pointer[-1 - oparg];
method = stack_pointer[-2 - oparg];
self_or_null = stack_pointer[-1 - oparg];
callable = stack_pointer[-2 - oparg];
ASSERT_KWNAMES_IS_NULL();
/* len(o) */
int is_meth = method != NULL;
int total_args = oparg;
if (is_meth) {
callable = method;
if (self_or_null != NULL) {
args--;
total_args++;
}
@ -2370,18 +2362,16 @@
case CALL_NO_KW_ISINSTANCE: {
PyObject **args;
PyObject *self_or_null;
PyObject *callable;
PyObject *method;
PyObject *res;
args = stack_pointer - oparg;
callable = stack_pointer[-1 - oparg];
method = stack_pointer[-2 - oparg];
self_or_null = stack_pointer[-1 - oparg];
callable = stack_pointer[-2 - oparg];
ASSERT_KWNAMES_IS_NULL();
/* isinstance(o, o2) */
int is_meth = method != NULL;
int total_args = oparg;
if (is_meth) {
callable = method;
if (self_or_null != NULL) {
args--;
total_args++;
}
@ -2410,26 +2400,26 @@
case CALL_NO_KW_METHOD_DESCRIPTOR_O: {
PyObject **args;
PyObject *method;
PyObject *self_or_null;
PyObject *callable;
PyObject *res;
args = stack_pointer - oparg;
method = stack_pointer[-2 - oparg];
self_or_null = stack_pointer[-1 - oparg];
callable = stack_pointer[-2 - oparg];
ASSERT_KWNAMES_IS_NULL();
int is_meth = method != NULL;
int total_args = oparg;
if (is_meth) {
if (self_or_null != NULL) {
args--;
total_args++;
}
PyMethodDescrObject *callable =
(PyMethodDescrObject *)PEEK(total_args + 1);
PyMethodDescrObject *method = (PyMethodDescrObject *)callable;
DEOPT_IF(total_args != 2, CALL);
DEOPT_IF(!Py_IS_TYPE(callable, &PyMethodDescr_Type), CALL);
PyMethodDef *meth = callable->d_method;
DEOPT_IF(!Py_IS_TYPE(method, &PyMethodDescr_Type), CALL);
PyMethodDef *meth = method->d_method;
DEOPT_IF(meth->ml_flags != METH_O, CALL);
PyObject *arg = args[1];
PyObject *self = args[0];
DEOPT_IF(!Py_IS_TYPE(self, callable->d_common.d_type), CALL);
DEOPT_IF(!Py_IS_TYPE(self, method->d_common.d_type), CALL);
STAT_INC(CALL, hit);
PyCFunction cfunc = meth->ml_meth;
// This is slower but CPython promises to check all non-vectorcall
@ -2453,24 +2443,25 @@
case CALL_NO_KW_METHOD_DESCRIPTOR_NOARGS: {
PyObject **args;
PyObject *method;
PyObject *self_or_null;
PyObject *callable;
PyObject *res;
args = stack_pointer - oparg;
method = stack_pointer[-2 - oparg];
self_or_null = stack_pointer[-1 - oparg];
callable = stack_pointer[-2 - oparg];
ASSERT_KWNAMES_IS_NULL();
assert(oparg == 0 || oparg == 1);
int is_meth = method != NULL;
int total_args = oparg;
if (is_meth) {
if (self_or_null != NULL) {
args--;
total_args++;
}
DEOPT_IF(total_args != 1, CALL);
PyMethodDescrObject *callable = (PyMethodDescrObject *)SECOND();
DEOPT_IF(!Py_IS_TYPE(callable, &PyMethodDescr_Type), CALL);
PyMethodDef *meth = callable->d_method;
PyMethodDescrObject *method = (PyMethodDescrObject *)callable;
DEOPT_IF(!Py_IS_TYPE(method, &PyMethodDescr_Type), CALL);
PyMethodDef *meth = method->d_method;
PyObject *self = args[0];
DEOPT_IF(!Py_IS_TYPE(self, callable->d_common.d_type), CALL);
DEOPT_IF(!Py_IS_TYPE(self, method->d_common.d_type), CALL);
DEOPT_IF(meth->ml_flags != METH_NOARGS, CALL);
STAT_INC(CALL, hit);
PyCFunction cfunc = meth->ml_meth;
@ -2494,25 +2485,25 @@
case CALL_NO_KW_METHOD_DESCRIPTOR_FAST: {
PyObject **args;
PyObject *method;
PyObject *self_or_null;
PyObject *callable;
PyObject *res;
args = stack_pointer - oparg;
method = stack_pointer[-2 - oparg];
self_or_null = stack_pointer[-1 - oparg];
callable = stack_pointer[-2 - oparg];
ASSERT_KWNAMES_IS_NULL();
int is_meth = method != NULL;
int total_args = oparg;
if (is_meth) {
if (self_or_null != NULL) {
args--;
total_args++;
}
PyMethodDescrObject *callable =
(PyMethodDescrObject *)PEEK(total_args + 1);
PyMethodDescrObject *method = (PyMethodDescrObject *)callable;
/* Builtin METH_FASTCALL methods, without keywords */
DEOPT_IF(!Py_IS_TYPE(callable, &PyMethodDescr_Type), CALL);
PyMethodDef *meth = callable->d_method;
DEOPT_IF(!Py_IS_TYPE(method, &PyMethodDescr_Type), CALL);
PyMethodDef *meth = method->d_method;
DEOPT_IF(meth->ml_flags != METH_FASTCALL, CALL);
PyObject *self = args[0];
DEOPT_IF(!Py_IS_TYPE(self, callable->d_common.d_type), CALL);
DEOPT_IF(!Py_IS_TYPE(self, method->d_common.d_type), CALL);
STAT_INC(CALL, hit);
_PyCFunctionFast cfunc =
(_PyCFunctionFast)(void(*)(void))meth->ml_meth;

8
Python/flowgraph.c
View File

@ -1536,10 +1536,10 @@ optimize_basic_block(PyObject *const_cache, basicblock *bb, PyObject *consts)
break;
case KW_NAMES:
break;
case PUSH_NULL:
if (nextop == LOAD_GLOBAL && (inst[1].i_opcode & 1) == 0) {
INSTR_SET_OP0(inst, NOP);
inst[1].i_oparg |= 1;
case LOAD_GLOBAL:
if (nextop == PUSH_NULL && (oparg & 1) == 0) {
INSTR_SET_OP1(inst, LOAD_GLOBAL, oparg | 1);
INSTR_SET_OP0(&bb->b_instr[i + 1], NOP);
}
break;
case COMPARE_OP:

555
Python/generated_cases.c.h generated
View File

File diff suppressed because it is too large Load Diff

8
Python/specialize.c
View File

@ -793,6 +793,10 @@ _Py_Specialize_LoadAttr(PyObject *owner, _Py_CODEUNIT *instr, PyObject *name)
if (!function_check_args(fget, 1, LOAD_ATTR)) {
goto fail;
}
if (instr->op.arg & 1) {
SPECIALIZATION_FAIL(LOAD_ATTR, SPEC_FAIL_ATTR_METHOD);
goto fail;
}
uint32_t version = function_get_version(fget, LOAD_ATTR);
if (version == 0) {
goto fail;
@ -859,6 +863,10 @@ _Py_Specialize_LoadAttr(PyObject *owner, _Py_CODEUNIT *instr, PyObject *name)
if (!function_check_args(descr, 2, LOAD_ATTR)) {
goto fail;
}
if (instr->op.arg & 1) {
SPECIALIZATION_FAIL(LOAD_ATTR, SPEC_FAIL_ATTR_METHOD);
goto fail;
}
uint32_t version = function_get_version(descr, LOAD_ATTR);
if (version == 0) {
goto fail;