bm-20240615-azure-x86_64-python-a19bb261a327e1008f21-3.13.0b2+-a19bb26-pystats-sqlite_synth.md

Pystats results

• benchmark: sqlite_synth
• fork: python
• ref: a19bb261a327e1008f219b62f6465941c981899b
• commit hash: a19bb26
• commit date: 2024-06-15T19:10:50+00:00

Execution counts

Execution counts for Tier 1 instructions.

The "miss ratio" column shows the percentage of times the instruction executed that it deoptimized. When this happens, the base unspecialized instruction is not counted.

Name	Count	Self	Cumulative	Miss ratio
LOAD_FAST	20,976,160	19.0%	19.0%
COPY	10,486,160	9.5%	28.6%
SWAP	10,486,160	9.5%	38.1%
LOAD_ATTR_INSTANCE_VALUE	10,485,840	9.5%	47.6%
STORE_ATTR_INSTANCE_VALUE	10,485,840	9.5%	57.1%
BINARY_OP_ADD_INT	10,485,720	9.5%	66.7%
LOAD_CONST	5,244,480	4.8%	71.4%
LOAD_GLOBAL_BUILTIN	5,244,460	4.8%	76.2%
RESUME_CHECK	5,243,340	4.8%	80.9%
INTERPRETER_EXIT	5,243,200	4.8%	85.7%
RETURN_CONST	5,242,960	4.8%	90.5%
POP_JUMP_IF_NONE	5,242,880	4.8%	95.2%
CALL_LEN	5,242,860	4.8%	100.0%
STORE_FAST	2,140	0.0%	100.0%
POP_TOP	1,780	0.0%	100.0%
LOAD_GLOBAL_MODULE	1,360	0.0%	100.0%
PUSH_NULL	1,280	0.0%	100.0%
POP_JUMP_IF_FALSE	1,280	0.0%	100.0%
LOAD_FAST_LOAD_FAST	1,180	0.0%	100.0%
LOAD_ATTR_MODULE	1,000	0.0%	100.0%
JUMP_BACKWARD	980	0.0%	100.0%
LOAD_ATTR_METHOD_NO_DICT	940	0.0%	100.0%
CALL	860	0.0%	100.0%
LOAD_ATTR	860	0.0%	100.0%
CALL_BUILTIN_O	760	0.0%	100.0%
COMPARE_OP_FLOAT	760	0.0%	100.0%
CALL_BUILTIN_FAST	620	0.0%	100.0%
CALL_METHOD_DESCRIPTOR_FAST	620	0.0%	100.0%
LOAD_DEREF	560	0.0%	100.0%
FOR_ITER	500	0.0%	100.0%
RETURN_VALUE	480	0.0%	100.0%
BUILD_LIST	480	0.0%	100.0%
LOAD_GLOBAL	480	0.0%	100.0%
FOR_ITER_TUPLE	440	0.0%	100.0%
STORE_FAST_STORE_FAST	400	0.0%	100.0%
NOP	380	0.0%	100.0%
ENTER_EXECUTOR	380	0.0%	100.0%
CALL_NON_PY_GENERAL	380	0.0%	100.0%
CALL_STR_1	380	0.0%	100.0%
FOR_ITER_RANGE	380	0.0%	100.0%
UNPACK_SEQUENCE_TUPLE	380	0.0%	100.0%
STORE_ATTR	360	0.0%	100.0%
CHECK_EXC_MATCH	320	0.0%	100.0%
GET_ITER	320	0.0%	100.0%
POP_EXCEPT	320	0.0%	100.0%
PUSH_EXC_INFO	320	0.0%	100.0%
BINARY_OP	220	0.0%	100.0%
MAKE_FUNCTION	160	0.0%	100.0%
BUILD_TUPLE	160	0.0%	100.0%
CALL_FUNCTION_EX	160	0.0%	100.0%
COPY_FREE_VARS	160	0.0%	100.0%
MAKE_CELL	160	0.0%	100.0%
SET_FUNCTION_ATTRIBUTE	160	0.0%	100.0%
CALL_BUILTIN_CLASS	120	0.0%	100.0%
CALL_METHOD_DESCRIPTOR_NOARGS	120	0.0%	100.0%
RESUME	100	0.0%	100.0%
BUILD_MAP	80	0.0%	100.0%
CALL_INTRINSIC_1	80	0.0%	100.0%
COMPARE_OP	80	0.0%	100.0%
JUMP_FORWARD	80	0.0%	100.0%
LIST_EXTEND	80	0.0%	100.0%
CALL_ISINSTANCE	80	0.0%	100.0%
CALL_PY_GENERAL	80	0.0%	100.0%
COMPARE_OP_INT	80	0.0%	100.0%
TO_BOOL_BOOL	80	0.0%	100.0%
BINARY_OP_SUBTRACT_FLOAT	60	0.0%	100.0%
BINARY_SUBSCR_TUPLE_INT	60	0.0%	100.0%
CALL_BUILTIN_FAST_WITH_KEYWORDS	60	0.0%	100.0%
BINARY_SUBSCR	40	0.0%	100.0%
UNPACK_SEQUENCE	40	0.0%	100.0%

Pair counts

Pair counts for top 100 opcode pairs

Pairs of specialized operations that deoptimize and are then followed by the corresponding unspecialized instruction are not counted as pairs.

Pair	Count	Self	Cumulative
LOAD_FAST COPY	10,485,760	9.5%	9.5%
BINARY_OP_ADD_INT SWAP	10,485,720	9.5%	19.0%
COPY LOAD_ATTR_INSTANCE_VALUE	10,485,680	9.5%	28.6%
SWAP STORE_ATTR_INSTANCE_VALUE	10,485,680	9.5%	38.1%
LOAD_GLOBAL_BUILTIN LOAD_FAST	5,243,360	4.8%	42.8%
RESUME_CHECK LOAD_FAST	5,243,000	4.8%	47.6%
CACHE RESUME_CHECK	5,242,980	4.8%	52.4%
RETURN_CONST INTERPRETER_EXIT	5,242,960	4.8%	57.1%
STORE_ATTR_INSTANCE_VALUE RETURN_CONST	5,242,920	4.8%	61.9%
LOAD_FAST POP_JUMP_IF_NONE	5,242,880	4.8%	66.6%
POP_JUMP_IF_NONE LOAD_FAST	5,242,880	4.8%	71.4%
LOAD_ATTR_INSTANCE_VALUE LOAD_GLOBAL_BUILTIN	5,242,880	4.8%	76.2%
LOAD_ATTR_INSTANCE_VALUE LOAD_CONST	5,242,860	4.8%	80.9%
STORE_ATTR_INSTANCE_VALUE LOAD_FAST	5,242,860	4.8%	85.7%
LOAD_CONST BINARY_OP_ADD_INT	5,242,840	4.8%	90.4%
LOAD_FAST CALL_LEN	5,242,840	4.8%	95.2%
CALL_LEN BINARY_OP_ADD_INT	5,242,840	4.8%	100.0%
PUSH_NULL LOAD_FAST	960	0.0%	100.0%
LOAD_ATTR_MODULE PUSH_NULL	940	0.0%	100.0%
LOAD_GLOBAL_MODULE LOAD_ATTR_MODULE	880	0.0%	100.0%
STORE_FAST LOAD_GLOBAL_MODULE	760	0.0%	100.0%
COMPARE_OP_FLOAT POP_JUMP_IF_FALSE	760	0.0%	100.0%
LOAD_ATTR_METHOD_NO_DICT LOAD_CONST	740	0.0%	100.0%
LOAD_FAST CALL_BUILTIN_O	720	0.0%	100.0%
STORE_FAST LOAD_FAST	720	0.0%	100.0%
LOAD_FAST LOAD_ATTR_METHOD_NO_DICT	680	0.0%	100.0%
LOAD_GLOBAL_BUILTIN LOAD_FAST_LOAD_FAST	620	0.0%	100.0%
POP_TOP LOAD_FAST	500	0.0%	100.0%
CALL_METHOD_DESCRIPTOR_FAST POP_TOP	500	0.0%	100.0%
LOAD_FAST LOAD_ATTR	440	0.0%	100.0%
LOAD_CONST LOAD_FAST_LOAD_FAST	400	0.0%	100.0%
LOAD_FAST SWAP	400	0.0%	100.0%
POP_JUMP_IF_FALSE LOAD_FAST	400	0.0%	100.0%
STORE_FAST_STORE_FAST STORE_FAST	400	0.0%	100.0%
SWAP COPY	400	0.0%	100.0%
LOAD_FAST_LOAD_FAST CALL_BUILTIN_FAST	380	0.0%	100.0%
CALL_BUILTIN_O LOAD_FAST	380	0.0%	100.0%
CALL_BUILTIN_O STORE_FAST	380	0.0%	100.0%
CALL_STR_1 BUILD_LIST	380	0.0%	100.0%
FOR_ITER_RANGE STORE_FAST	380	0.0%	100.0%
FOR_ITER_TUPLE STORE_FAST	380	0.0%	100.0%
UNPACK_SEQUENCE_TUPLE STORE_FAST_STORE_FAST	380	0.0%	100.0%
BUILD_LIST CALL_METHOD_DESCRIPTOR_FAST	360	0.0%	100.0%
COPY COMPARE_OP_FLOAT	360	0.0%	100.0%
FOR_ITER UNPACK_SEQUENCE_TUPLE	360	0.0%	100.0%
LOAD_FAST CALL_STR_1	360	0.0%	100.0%
LOAD_FAST COMPARE_OP_FLOAT	360	0.0%	100.0%
LOAD_FAST_LOAD_FAST LOAD_GLOBAL_BUILTIN	360	0.0%	100.0%
POP_TOP JUMP_BACKWARD	340	0.0%	100.0%
JUMP_BACKWARD FOR_ITER	340	0.0%	100.0%
POP_JUMP_IF_FALSE JUMP_BACKWARD	340	0.0%	100.0%
CHECK_EXC_MATCH POP_JUMP_IF_FALSE	320	0.0%	100.0%
POP_TOP POP_EXCEPT	320	0.0%	100.0%
PUSH_EXC_INFO LOAD_GLOBAL_BUILTIN	320	0.0%	100.0%
POP_JUMP_IF_FALSE POP_TOP	320	0.0%	100.0%
LOAD_GLOBAL_BUILTIN CHECK_EXC_MATCH	320	0.0%	100.0%
NOP LOAD_GLOBAL_BUILTIN	300	0.0%	100.0%
POP_EXCEPT JUMP_BACKWARD	300	0.0%	100.0%
POP_TOP ENTER_EXECUTOR	300	0.0%	100.0%
JUMP_BACKWARD FOR_ITER_RANGE	300	0.0%	100.0%
STORE_FAST NOP	300	0.0%	100.0%
JUMP_BACKWARD FOR_ITER_TUPLE	280	0.0%	100.0%
CALL_NON_PY_GENERAL POP_TOP	260	0.0%	100.0%
RETURN_VALUE INTERPRETER_EXIT	240	0.0%	100.0%
STORE_FAST LOAD_GLOBAL_BUILTIN	240	0.0%	100.0%
ENTER_EXECUTOR POP_TOP	220	0.0%	100.0%
LOAD_CONST CALL	200	0.0%	100.0%
LOAD_FAST CALL	200	0.0%	100.0%
LOAD_ATTR PUSH_NULL	180	0.0%	100.0%
LOAD_ATTR LOAD_ATTR_METHOD_NO_DICT	180	0.0%	100.0%
LOAD_GLOBAL_MODULE LOAD_ATTR	180	0.0%	100.0%
GET_ITER FOR_ITER_TUPLE	160	0.0%	100.0%
MAKE_FUNCTION SET_FUNCTION_ATTRIBUTE	160	0.0%	100.0%
RETURN_VALUE RETURN_VALUE	160	0.0%	100.0%
BUILD_TUPLE LOAD_CONST	160	0.0%	100.0%
CALL STORE_FAST	160	0.0%	100.0%
ENTER_EXECUTOR PUSH_EXC_INFO	160	0.0%	100.0%
LOAD_ATTR LOAD_CONST	160	0.0%	100.0%
LOAD_CONST MAKE_FUNCTION	160	0.0%	100.0%
LOAD_CONST LOAD_CONST	160	0.0%	100.0%
LOAD_CONST LOAD_FAST	160	0.0%	100.0%
LOAD_CONST CALL_METHOD_DESCRIPTOR_FAST	160	0.0%	100.0%
LOAD_DEREF PUSH_NULL	160	0.0%	100.0%
LOAD_FAST GET_ITER	160	0.0%	100.0%
LOAD_FAST RETURN_VALUE	160	0.0%	100.0%
LOAD_FAST BUILD_TUPLE	160	0.0%	100.0%
LOAD_FAST LOAD_FAST	160	0.0%	100.0%
LOAD_FAST STORE_ATTR	160	0.0%	100.0%
LOAD_FAST CALL_BUILTIN_FAST	160	0.0%	100.0%
LOAD_FAST_LOAD_FAST LOAD_FAST	160	0.0%	100.0%
LOAD_GLOBAL LOAD_GLOBAL_MODULE	160	0.0%	100.0%
CALL_BUILTIN_FAST POP_TOP	160	0.0%	100.0%
CALL_BUILTIN_FAST STORE_FAST	160	0.0%	100.0%
CALL POP_TOP	140	0.0%	100.0%
COPY_FREE_VARS RESUME_CHECK	140	0.0%	100.0%
LOAD_GLOBAL LOAD_ATTR	140	0.0%	100.0%
CALL_BUILTIN_FAST PUSH_EXC_INFO	140	0.0%	100.0%
PUSH_NULL CALL	120	0.0%	100.0%
PUSH_NULL CALL_NON_PY_GENERAL	120	0.0%	100.0%
LOAD_ATTR LOAD_ATTR_MODULE	120	0.0%	100.0%

Predecessor/Successor Pairs

Top 5 predecessors and successors of each Tier 1 opcode.

This does not include the unspecialized instructions that occur after a specialized instruction deoptimizes.

CACHE

Successors and predecessors for CACHE

Successors	Count	Percentage
RESUME_CHECK	5,242,980	100.0%
COPY_FREE_VARS	80	0.0%
MAKE_CELL	80	0.0%
RESUME	60	0.0%

BINARY_SUBSCR

Successors and predecessors for BINARY_SUBSCR

Predecessors	Count	Percentage
LOAD_CONST	40	100.0%

Successors	Count	Percentage
POP_TOP	20	50.0%
BINARY_SUBSCR_TUPLE_INT	20	50.0%

CHECK_EXC_MATCH

Successors and predecessors for CHECK_EXC_MATCH

Predecessors	Count	Percentage
LOAD_GLOBAL_BUILTIN	320	100.0%

Successors	Count	Percentage
POP_JUMP_IF_FALSE	320	100.0%

GET_ITER

Successors and predecessors for GET_ITER

Predecessors	Count	Percentage
LOAD_FAST	160	50.0%
CALL_BUILTIN_CLASS	60	18.8%
CALL_METHOD_DESCRIPTOR_FAST	60	18.8%
CALL	40	12.5%

Successors	Count	Percentage
FOR_ITER_TUPLE	160	50.0%
FOR_ITER	100	31.2%
FOR_ITER_RANGE	60	18.8%

INTERPRETER_EXIT

Successors and predecessors for INTERPRETER_EXIT

Predecessors	Count	Percentage
RETURN_CONST	5,242,960	100.0%
RETURN_VALUE	240	0.0%

MAKE_FUNCTION

Successors and predecessors for MAKE_FUNCTION

Predecessors	Count	Percentage
LOAD_CONST	160	100.0%

Successors	Count	Percentage
SET_FUNCTION_ATTRIBUTE	160	100.0%

NOP

Successors and predecessors for NOP

Predecessors	Count	Percentage
STORE_FAST	300	78.9%
POP_TOP	80	21.1%

Successors	Count	Percentage
LOAD_GLOBAL_BUILTIN	300	78.9%
LOAD_DEREF	80	21.1%

POP_EXCEPT

Successors and predecessors for POP_EXCEPT

Predecessors	Count	Percentage
POP_TOP	320	100.0%

Successors	Count	Percentage
JUMP_BACKWARD	300	93.8%
ENTER_EXECUTOR	20	6.2%

POP_TOP

Successors and predecessors for POP_TOP

Predecessors	Count	Percentage
CALL_METHOD_DESCRIPTOR_FAST	500	28.1%
POP_JUMP_IF_FALSE	320	18.0%
CALL_NON_PY_GENERAL	260	14.6%
ENTER_EXECUTOR	220	12.4%
CALL_BUILTIN_FAST	160	9.0%

Successors	Count	Percentage
LOAD_FAST	500	28.1%
JUMP_BACKWARD	340	19.1%
POP_EXCEPT	320	18.0%
ENTER_EXECUTOR	300	16.9%
NOP	80	4.5%

PUSH_EXC_INFO

Successors and predecessors for PUSH_EXC_INFO

Predecessors	Count	Percentage
ENTER_EXECUTOR	160	50.0%
CALL_BUILTIN_FAST	140	43.8%
JUMP_BACKWARD	20	6.2%

Successors	Count	Percentage
LOAD_GLOBAL_BUILTIN	320	100.0%

PUSH_NULL

Successors and predecessors for PUSH_NULL

Predecessors	Count	Percentage
LOAD_ATTR_MODULE	940	73.4%
LOAD_ATTR	180	14.1%
LOAD_DEREF	160	12.5%

Successors	Count	Percentage
LOAD_FAST	960	75.0%
CALL	120	9.4%
CALL_NON_PY_GENERAL	120	9.4%
LOAD_CONST	80	6.2%

RETURN_VALUE

Successors and predecessors for RETURN_VALUE

Predecessors	Count	Percentage
RETURN_VALUE	160	33.3%
LOAD_FAST	160	33.3%
BINARY_OP	100	20.8%
BINARY_OP_SUBTRACT_FLOAT	60	12.5%

Successors	Count	Percentage
INTERPRETER_EXIT	240	50.0%
RETURN_VALUE	160	33.3%
LOAD_GLOBAL	40	8.3%
LOAD_GLOBAL_MODULE	40	8.3%

BINARY_OP

Successors and predecessors for BINARY_OP

Predecessors	Count	Percentage
CALL_BUILTIN_CLASS	60	27.3%
CALL	40	18.2%
LOAD_CONST	40	18.2%
LOAD_FAST	40	18.2%
BINARY_OP	20	9.1%

Successors	Count	Percentage
RETURN_VALUE	100	45.5%
SWAP	40	18.2%
BINARY_OP_ADD_INT	40	18.2%
BINARY_OP	20	9.1%
BINARY_OP_SUBTRACT_FLOAT	20	9.1%

BUILD_LIST

Successors and predecessors for BUILD_LIST

Predecessors	Count	Percentage
CALL_STR_1	380	79.2%
LOAD_FAST	80	16.7%
CALL	20	4.2%

Successors	Count	Percentage
CALL_METHOD_DESCRIPTOR_FAST	360	75.0%
LOAD_DEREF	80	16.7%
CALL	40	8.3%

BUILD_MAP

Successors and predecessors for BUILD_MAP

Predecessors	Count	Percentage
LOAD_FAST_LOAD_FAST	80	100.0%

Successors	Count	Percentage
CALL_BUILTIN_FAST	80	100.0%

BUILD_TUPLE

Successors and predecessors for BUILD_TUPLE

Predecessors	Count	Percentage
LOAD_FAST	160	100.0%

Successors	Count	Percentage
LOAD_CONST	160	100.0%

CALL

Successors and predecessors for CALL

Predecessors	Count	Percentage
LOAD_CONST	200	23.3%
LOAD_FAST	200	23.3%
PUSH_NULL	120	14.0%
LOAD_GLOBAL_MODULE	100	11.6%
LOAD_ATTR	80	9.3%

Successors	Count	Percentage
STORE_FAST	160	18.6%
POP_TOP	140	16.3%
CALL_METHOD_DESCRIPTOR_FAST	100	11.6%
CALL_NON_PY_GENERAL	100	11.6%
GET_ITER	40	4.7%

CALL_FUNCTION_EX

Successors and predecessors for CALL_FUNCTION_EX

Predecessors	Count	Percentage
CALL_INTRINSIC_1	80	50.0%
LOAD_FAST	80	50.0%

Successors	Count	Percentage
COPY_FREE_VARS	80	50.0%
RESUME_CHECK	60	37.5%
RESUME	20	12.5%

CALL_INTRINSIC_1

Successors and predecessors for CALL_INTRINSIC_1

Predecessors	Count	Percentage
LIST_EXTEND	80	100.0%

Successors	Count	Percentage
CALL_FUNCTION_EX	80	100.0%

COMPARE_OP

Successors and predecessors for COMPARE_OP

Predecessors	Count	Percentage
COPY	40	50.0%
LOAD_FAST	40	50.0%

Successors	Count	Percentage
POP_JUMP_IF_FALSE	40	50.0%
COMPARE_OP_FLOAT	40	50.0%

COPY

Successors and predecessors for COPY

Predecessors	Count	Percentage
LOAD_FAST	10,485,760	100.0%
SWAP	400	0.0%

Successors	Count	Percentage
LOAD_ATTR_INSTANCE_VALUE	10,485,680	100.0%
COMPARE_OP_FLOAT	360	0.0%
LOAD_ATTR	80	0.0%
COMPARE_OP	40	0.0%

COPY_FREE_VARS

Successors and predecessors for COPY_FREE_VARS

Predecessors	Count	Percentage
CACHE	80	50.0%
CALL_FUNCTION_EX	80	50.0%

Successors	Count	Percentage
RESUME_CHECK	140	87.5%
RESUME	20	12.5%

ENTER_EXECUTOR

Successors and predecessors for ENTER_EXECUTOR

Predecessors	Count	Percentage
POP_TOP	300	78.9%
POP_JUMP_IF_FALSE	60	15.8%
POP_EXCEPT	20	5.3%

Successors	Count	Percentage
POP_TOP	220	57.9%
PUSH_EXC_INFO	160	42.1%

FOR_ITER

Successors and predecessors for FOR_ITER

Predecessors	Count	Percentage
JUMP_BACKWARD	340	68.0%
GET_ITER	100	20.0%
FOR_ITER	60	12.0%

Successors	Count	Percentage
UNPACK_SEQUENCE_TUPLE	360	72.0%
FOR_ITER	60	12.0%
UNPACK_SEQUENCE	40	8.0%
STORE_FAST	20	4.0%
FOR_ITER_RANGE	20	4.0%

JUMP_BACKWARD

Successors and predecessors for JUMP_BACKWARD

Predecessors	Count	Percentage
POP_TOP	340	34.7%
POP_JUMP_IF_FALSE	340	34.7%
POP_EXCEPT	300	30.6%

Successors	Count	Percentage
FOR_ITER	340	34.7%
FOR_ITER_RANGE	300	30.6%
FOR_ITER_TUPLE	280	28.6%
POP_TOP	40	4.1%
PUSH_EXC_INFO	20	2.0%

JUMP_FORWARD

Successors and predecessors for JUMP_FORWARD

Predecessors	Count	Percentage
POP_JUMP_IF_FALSE	80	100.0%

Successors	Count	Percentage
LOAD_FAST	80	100.0%

LIST_EXTEND

Successors and predecessors for LIST_EXTEND

Predecessors	Count	Percentage
LOAD_DEREF	80	100.0%

Successors	Count	Percentage
CALL_INTRINSIC_1	80	100.0%

LOAD_ATTR

Successors and predecessors for LOAD_ATTR

Predecessors	Count	Percentage
LOAD_FAST	440	51.2%
LOAD_GLOBAL_MODULE	180	20.9%
LOAD_GLOBAL	140	16.3%
COPY	80	9.3%
LOAD_ATTR	20	2.3%

Successors	Count	Percentage
PUSH_NULL	180	20.9%
LOAD_ATTR_METHOD_NO_DICT	180	20.9%
LOAD_CONST	160	18.6%
LOAD_ATTR_MODULE	120	14.0%
CALL	80	9.3%

LOAD_CONST

Successors and predecessors for LOAD_CONST

Predecessors	Count	Percentage
LOAD_ATTR_INSTANCE_VALUE	5,242,860	100.0%
LOAD_ATTR_METHOD_NO_DICT	740	0.0%
BUILD_TUPLE	160	0.0%
LOAD_ATTR	160	0.0%
LOAD_CONST	160	0.0%

Successors	Count	Percentage
BINARY_OP_ADD_INT	5,242,840	100.0%
LOAD_FAST_LOAD_FAST	400	0.0%
CALL	200	0.0%
MAKE_FUNCTION	160	0.0%
LOAD_CONST	160	0.0%

LOAD_DEREF

Successors and predecessors for LOAD_DEREF

Predecessors	Count	Percentage
NOP	80	14.3%
BUILD_LIST	80	14.3%
LOAD_DEREF	80	14.3%
LOAD_FAST	80	14.3%
POP_JUMP_IF_FALSE	80	14.3%

Successors	Count	Percentage
PUSH_NULL	160	28.6%
LIST_EXTEND	80	14.3%
LOAD_CONST	80	14.3%
LOAD_DEREF	80	14.3%
LOAD_GLOBAL_BUILTIN	80	14.3%

LOAD_FAST

Successors and predecessors for LOAD_FAST

Predecessors	Count	Percentage
LOAD_GLOBAL_BUILTIN	5,243,360	25.0%
RESUME_CHECK	5,243,000	25.0%
POP_JUMP_IF_NONE	5,242,880	25.0%
STORE_ATTR_INSTANCE_VALUE	5,242,860	25.0%
PUSH_NULL	960	0.0%

Successors	Count	Percentage
COPY	10,485,760	50.0%
POP_JUMP_IF_NONE	5,242,880	25.0%
CALL_LEN	5,242,840	25.0%
CALL_BUILTIN_O	720	0.0%
LOAD_ATTR_METHOD_NO_DICT	680	0.0%

LOAD_FAST_LOAD_FAST

Successors and predecessors for LOAD_FAST_LOAD_FAST

Predecessors	Count	Percentage
LOAD_GLOBAL_BUILTIN	620	52.5%
LOAD_CONST	400	33.9%
POP_TOP	80	6.8%
LOAD_GLOBAL_MODULE	80	6.8%

Successors	Count	Percentage
CALL_BUILTIN_FAST	380	32.2%
LOAD_GLOBAL_BUILTIN	360	30.5%
LOAD_FAST	160	13.6%
BUILD_MAP	80	6.8%
STORE_ATTR	80	6.8%

LOAD_GLOBAL

Successors and predecessors for LOAD_GLOBAL

Predecessors	Count	Percentage
STORE_FAST	120	25.0%
POP_TOP	80	16.7%
LOAD_CONST	80	16.7%
RETURN_VALUE	40	8.3%
LOAD_ATTR	40	8.3%

Successors	Count	Percentage
LOAD_GLOBAL_MODULE	160	33.3%
LOAD_ATTR	140	29.2%
LOAD_FAST	80	16.7%
LOAD_GLOBAL_BUILTIN	80	16.7%
CALL	20	4.2%

MAKE_CELL

Successors and predecessors for MAKE_CELL

Predecessors	Count	Percentage
CACHE	80	50.0%
MAKE_CELL	80	50.0%

Successors	Count	Percentage
MAKE_CELL	80	50.0%
RESUME_CHECK	80	50.0%

POP_JUMP_IF_FALSE

Successors and predecessors for POP_JUMP_IF_FALSE

Predecessors	Count	Percentage
COMPARE_OP_FLOAT	760	59.4%
CHECK_EXC_MATCH	320	25.0%
COMPARE_OP_INT	80	6.2%
TO_BOOL_BOOL	80	6.2%
COMPARE_OP	40	3.1%

Successors	Count	Percentage
LOAD_FAST	400	31.2%
JUMP_BACKWARD	340	26.6%
POP_TOP	320	25.0%
JUMP_FORWARD	80	6.2%
LOAD_DEREF	80	6.2%

POP_JUMP_IF_NONE

Successors and predecessors for POP_JUMP_IF_NONE

Predecessors	Count	Percentage
LOAD_FAST	5,242,880	100.0%

Successors	Count	Percentage
LOAD_FAST	5,242,880	100.0%

RETURN_CONST

Successors and predecessors for RETURN_CONST

Predecessors	Count	Percentage
STORE_ATTR_INSTANCE_VALUE	5,242,920	100.0%
STORE_ATTR	40	0.0%

Successors	Count	Percentage
INTERPRETER_EXIT	5,242,960	100.0%

SET_FUNCTION_ATTRIBUTE

Successors and predecessors for SET_FUNCTION_ATTRIBUTE

Predecessors	Count	Percentage
MAKE_FUNCTION	160	100.0%

Successors	Count	Percentage
LOAD_FAST	80	50.0%
STORE_FAST	80	50.0%

STORE_ATTR

Successors and predecessors for STORE_ATTR

Predecessors	Count	Percentage
LOAD_FAST	160	44.4%
LOAD_FAST_LOAD_FAST	80	22.2%
SWAP	80	22.2%
STORE_ATTR	40	11.1%

Successors	Count	Percentage
LOAD_FAST	100	27.8%
LOAD_GLOBAL_MODULE	80	22.2%
STORE_ATTR_INSTANCE_VALUE	80	22.2%
RETURN_CONST	40	11.1%
STORE_ATTR	40	11.1%

STORE_FAST

Successors and predecessors for STORE_FAST

Predecessors	Count	Percentage
STORE_FAST_STORE_FAST	400	18.7%
CALL_BUILTIN_O	380	17.8%
FOR_ITER_RANGE	380	17.8%
FOR_ITER_TUPLE	380	17.8%
CALL	160	7.5%

Successors	Count	Percentage
LOAD_GLOBAL_MODULE	760	35.5%
LOAD_FAST	720	33.6%
NOP	300	14.0%
LOAD_GLOBAL_BUILTIN	240	11.2%
LOAD_GLOBAL	120	5.6%

STORE_FAST_STORE_FAST

Successors and predecessors for STORE_FAST_STORE_FAST

Predecessors	Count	Percentage
UNPACK_SEQUENCE_TUPLE	380	95.0%
UNPACK_SEQUENCE	20	5.0%

Successors	Count	Percentage
STORE_FAST	400	100.0%

SWAP

Successors and predecessors for SWAP

Predecessors	Count	Percentage
BINARY_OP_ADD_INT	10,485,720	100.0%
LOAD_FAST	400	0.0%
BINARY_OP	40	0.0%

Successors	Count	Percentage
STORE_ATTR_INSTANCE_VALUE	10,485,680	100.0%
COPY	400	0.0%
STORE_ATTR	80	0.0%

UNPACK_SEQUENCE

Successors and predecessors for UNPACK_SEQUENCE

Predecessors	Count	Percentage
FOR_ITER	40	100.0%

Successors	Count	Percentage
STORE_FAST_STORE_FAST	20	50.0%
UNPACK_SEQUENCE_TUPLE	20	50.0%

RESUME

Successors and predecessors for RESUME

Predecessors	Count	Percentage
CACHE	60	60.0%
CALL_FUNCTION_EX	20	20.0%
COPY_FREE_VARS	20	20.0%

Successors	Count	Percentage
LOAD_FAST	40	40.0%
LOAD_CONST	20	20.0%
LOAD_DEREF	20	20.0%
LOAD_GLOBAL	20	20.0%

BINARY_OP_ADD_INT

Successors and predecessors for BINARY_OP_ADD_INT

Predecessors	Count	Percentage
LOAD_CONST	5,242,840	50.0%
CALL_LEN	5,242,840	50.0%
BINARY_OP	40	0.0%

Successors	Count	Percentage
SWAP	10,485,720	100.0%

BINARY_OP_SUBTRACT_FLOAT

Successors and predecessors for BINARY_OP_SUBTRACT_FLOAT

Predecessors	Count	Percentage
LOAD_FAST	40	66.7%
BINARY_OP	20	33.3%

Successors	Count	Percentage
RETURN_VALUE	60	100.0%

BINARY_SUBSCR_TUPLE_INT

Successors and predecessors for BINARY_SUBSCR_TUPLE_INT

Predecessors	Count	Percentage
LOAD_CONST	40	66.7%
BINARY_SUBSCR	20	33.3%

Successors	Count	Percentage
POP_TOP	60	100.0%

CALL_BUILTIN_CLASS

Successors and predecessors for CALL_BUILTIN_CLASS

Predecessors	Count	Percentage
CALL	40	33.3%
LOAD_FAST	40	33.3%
LOAD_ATTR_INSTANCE_VALUE	40	33.3%

Successors	Count	Percentage
GET_ITER	60	50.0%
BINARY_OP	60	50.0%

CALL_BUILTIN_FAST

Successors and predecessors for CALL_BUILTIN_FAST

Predecessors	Count	Percentage
LOAD_FAST_LOAD_FAST	380	61.3%
LOAD_FAST	160	25.8%
BUILD_MAP	80	12.9%

Successors	Count	Percentage
POP_TOP	160	25.8%
STORE_FAST	160	25.8%
PUSH_EXC_INFO	140	22.6%
CALL_NON_PY_GENERAL	80	12.9%
LOAD_ATTR_METHOD_NO_DICT	80	12.9%

CALL_BUILTIN_FAST_WITH_KEYWORDS

Successors and predecessors for CALL_BUILTIN_FAST_WITH_KEYWORDS

Predecessors	Count	Percentage
LOAD_CONST	40	66.7%
CALL	20	33.3%

Successors	Count	Percentage
STORE_FAST	60	100.0%

CALL_BUILTIN_O

Successors and predecessors for CALL_BUILTIN_O

Predecessors	Count	Percentage
LOAD_FAST	720	94.7%
CALL	40	5.3%

Successors	Count	Percentage
LOAD_FAST	380	50.0%
STORE_FAST	380	50.0%

CALL_ISINSTANCE

Successors and predecessors for CALL_ISINSTANCE

Predecessors	Count	Percentage
LOAD_GLOBAL_BUILTIN	80	100.0%

Successors	Count	Percentage
TO_BOOL_BOOL	80	100.0%

CALL_LEN

Successors and predecessors for CALL_LEN

Predecessors	Count	Percentage
LOAD_FAST	5,242,840	100.0%
CALL	20	0.0%

Successors	Count	Percentage
BINARY_OP_ADD_INT	5,242,840	100.0%
BINARY_OP	20	0.0%

CALL_METHOD_DESCRIPTOR_FAST

Successors and predecessors for CALL_METHOD_DESCRIPTOR_FAST

Predecessors	Count	Percentage
BUILD_LIST	360	58.1%
LOAD_CONST	160	25.8%
CALL	100	16.1%

Successors	Count	Percentage
POP_TOP	500	80.6%
GET_ITER	60	9.7%
STORE_FAST	60	9.7%

CALL_METHOD_DESCRIPTOR_NOARGS

Successors and predecessors for CALL_METHOD_DESCRIPTOR_NOARGS

Predecessors	Count	Percentage
LOAD_ATTR_METHOD_NO_DICT	80	66.7%
CALL	40	33.3%

Successors	Count	Percentage
POP_TOP	60	50.0%
LOAD_CONST	60	50.0%

CALL_NON_PY_GENERAL

Successors and predecessors for CALL_NON_PY_GENERAL

Predecessors	Count	Percentage
PUSH_NULL	120	31.6%
CALL	100	26.3%
CALL_BUILTIN_FAST	80	21.1%
LOAD_ATTR_MODULE	40	10.5%
LOAD_GLOBAL_MODULE	40	10.5%

Successors	Count	Percentage
POP_TOP	260	68.4%
LOAD_FAST	60	15.8%
STORE_FAST	60	15.8%

CALL_PY_GENERAL

Successors and predecessors for CALL_PY_GENERAL

Predecessors	Count	Percentage
LOAD_FAST_LOAD_FAST	80	100.0%

Successors	Count	Percentage
RESUME_CHECK	80	100.0%

CALL_STR_1

Successors and predecessors for CALL_STR_1

Predecessors	Count	Percentage
LOAD_FAST	360	94.7%
CALL	20	5.3%

Successors	Count	Percentage
BUILD_LIST	380	100.0%

COMPARE_OP_FLOAT

Successors and predecessors for COMPARE_OP_FLOAT

Predecessors	Count	Percentage
COPY	360	47.4%
LOAD_FAST	360	47.4%
COMPARE_OP	40	5.3%

Successors	Count	Percentage
POP_JUMP_IF_FALSE	760	100.0%

COMPARE_OP_INT

Successors and predecessors for COMPARE_OP_INT

Predecessors	Count	Percentage
LOAD_CONST	80	100.0%

Successors	Count	Percentage
POP_JUMP_IF_FALSE	80	100.0%

FOR_ITER_RANGE

Successors and predecessors for FOR_ITER_RANGE

Predecessors	Count	Percentage
JUMP_BACKWARD	300	78.9%
GET_ITER	60	15.8%
FOR_ITER	20	5.3%

Successors	Count	Percentage
STORE_FAST	380	100.0%

FOR_ITER_TUPLE

Successors and predecessors for FOR_ITER_TUPLE

Predecessors	Count	Percentage
JUMP_BACKWARD	280	63.6%
GET_ITER	160	36.4%

Successors	Count	Percentage
STORE_FAST	380	86.4%
LOAD_FAST	60	13.6%

LOAD_ATTR_INSTANCE_VALUE

Successors and predecessors for LOAD_ATTR_INSTANCE_VALUE

Predecessors	Count	Percentage
COPY	10,485,680	100.0%
LOAD_ATTR	80	0.0%
LOAD_FAST	80	0.0%

Successors	Count	Percentage
LOAD_GLOBAL_BUILTIN	5,242,880	50.0%
LOAD_CONST	5,242,860	50.0%
LOAD_GLOBAL	40	0.0%
CALL_BUILTIN_CLASS	40	0.0%
CALL	20	0.0%

LOAD_ATTR_METHOD_NO_DICT

Successors and predecessors for LOAD_ATTR_METHOD_NO_DICT

Predecessors	Count	Percentage
LOAD_FAST	680	72.3%
LOAD_ATTR	180	19.1%
CALL_BUILTIN_FAST	80	8.5%

Successors	Count	Percentage
LOAD_CONST	740	78.7%
CALL_METHOD_DESCRIPTOR_NOARGS	80	8.5%
LOAD_GLOBAL_BUILTIN	80	8.5%
CALL	40	4.3%

LOAD_ATTR_MODULE

Successors and predecessors for LOAD_ATTR_MODULE

Predecessors	Count	Percentage
LOAD_GLOBAL_MODULE	880	88.0%
LOAD_ATTR	120	12.0%

Successors	Count	Percentage
PUSH_NULL	940	94.0%
CALL_NON_PY_GENERAL	40	4.0%
CALL	20	2.0%

LOAD_GLOBAL_BUILTIN

Successors and predecessors for LOAD_GLOBAL_BUILTIN

Predecessors	Count	Percentage
LOAD_ATTR_INSTANCE_VALUE	5,242,880	100.0%
LOAD_FAST_LOAD_FAST	360	0.0%
PUSH_EXC_INFO	320	0.0%
NOP	300	0.0%
STORE_FAST	240	0.0%

Successors	Count	Percentage
LOAD_FAST	5,243,360	100.0%
LOAD_FAST_LOAD_FAST	620	0.0%
CHECK_EXC_MATCH	320	0.0%
LOAD_DEREF	80	0.0%
CALL_ISINSTANCE	80	0.0%

LOAD_GLOBAL_MODULE

Successors and predecessors for LOAD_GLOBAL_MODULE

Predecessors	Count	Percentage
STORE_FAST	760	55.9%
LOAD_GLOBAL	160	11.8%
RESUME_CHECK	120	8.8%
LOAD_CONST	80	5.9%
LOAD_DEREF	80	5.9%

Successors	Count	Percentage
LOAD_ATTR_MODULE	880	64.7%
LOAD_ATTR	180	13.2%
CALL	100	7.4%
LOAD_FAST	80	5.9%
LOAD_FAST_LOAD_FAST	80	5.9%

RESUME_CHECK

Successors and predecessors for RESUME_CHECK

Predecessors	Count	Percentage
CACHE	5,242,980	100.0%
COPY_FREE_VARS	140	0.0%
MAKE_CELL	80	0.0%
CALL_PY_GENERAL	80	0.0%
CALL_FUNCTION_EX	60	0.0%

Successors	Count	Percentage
LOAD_FAST	5,243,000	100.0%
LOAD_GLOBAL_MODULE	120	0.0%
LOAD_GLOBAL_BUILTIN	80	0.0%
LOAD_CONST	60	0.0%
LOAD_DEREF	60	0.0%

STORE_ATTR_INSTANCE_VALUE

Successors and predecessors for STORE_ATTR_INSTANCE_VALUE

Predecessors	Count	Percentage
SWAP	10,485,680	100.0%
LOAD_FAST	80	0.0%
STORE_ATTR	80	0.0%

Successors	Count	Percentage
RETURN_CONST	5,242,920	50.0%
LOAD_FAST	5,242,860	50.0%
LOAD_CONST	60	0.0%

TO_BOOL_BOOL

Successors and predecessors for TO_BOOL_BOOL

Predecessors	Count	Percentage
CALL_ISINSTANCE	80	100.0%

Successors	Count	Percentage
POP_JUMP_IF_FALSE	80	100.0%

UNPACK_SEQUENCE_TUPLE

Successors and predecessors for UNPACK_SEQUENCE_TUPLE

Predecessors	Count	Percentage
FOR_ITER	360	94.7%
UNPACK_SEQUENCE	20	5.3%

Successors	Count	Percentage
STORE_FAST_STORE_FAST	380	100.0%

Specialization stats

Specialization stats by family

BINARY_OP

specialization stats for BINARY_OP family

Kind	Count	Ratio
deferred ⓘ Lists the number of "deferred" (i.e. not specialized) instructions executed.	140	0.0%
hit ⓘ Specialized instructions that complete.	10,485,780	100.0%

Success	Count	Ratio
Success	60	75.0%
Failure	20	25.0%

Failure kind	Count	Ratio
true divide different types	20	100.0%

BINARY_SUBSCR

specialization stats for BINARY_SUBSCR family

Kind	Count	Ratio
deferred ⓘ Lists the number of "deferred" (i.e. not specialized) instructions executed.	20	20.0%
hit ⓘ Specialized instructions that complete.	60	60.0%

Success	Count	Ratio
Success	20	100.0%
Failure	0	0.0%

CALL

specialization stats for CALL family

Kind	Count	Ratio
deferred ⓘ Lists the number of "deferred" (i.e. not specialized) instructions executed.	460	0.0%
hit ⓘ Specialized instructions that complete.	5,245,620	100.0%

Success	Count	Ratio
Success	380	95.0%
Failure	20	5.0%

Failure kind	Count	Ratio
class no vectorcall	20	100.0%

COMPARE_OP

specialization stats for COMPARE_OP family

Kind	Count	Ratio
deferred ⓘ Lists the number of "deferred" (i.e. not specialized) instructions executed.	40	4.3%
hit ⓘ Specialized instructions that complete.	840	91.3%

Success	Count	Ratio
Success	40	100.0%
Failure	0	0.0%

FOR_ITER

specialization stats for FOR_ITER family

Kind	Count	Ratio
deferred ⓘ Lists the number of "deferred" (i.e. not specialized) instructions executed.	420	31.8%
hit ⓘ Specialized instructions that complete.	820	62.1%

Success	Count	Ratio
Success	20	25.0%
Failure	60	75.0%

Failure kind	Count	Ratio
other	60	100.0%

LOAD_ATTR

specialization stats for LOAD_ATTR family

Kind	Count	Ratio
deferred ⓘ Lists the number of "deferred" (i.e. not specialized) instructions executed.	460	0.0%
hit ⓘ Specialized instructions that complete.	10,487,780	100.0%

Success	Count	Ratio
Success	380	95.0%
Failure	20	5.0%

Failure kind	Count	Ratio
module attr not found	20	100.0%

LOAD_GLOBAL

specialization stats for LOAD_GLOBAL family

Kind	Count	Ratio
deferred ⓘ Lists the number of "deferred" (i.e. not specialized) instructions executed.	240	0.0%
hit ⓘ Specialized instructions that complete.	5,245,820	100.0%

Success	Count	Ratio
Success	240	100.0%
Failure	0	0.0%

POP_JUMP_IF_FALSE

specialization stats for POP_JUMP_IF_FALSE family

POP_JUMP_IF_NONE

specialization stats for POP_JUMP_IF_NONE family

STORE_ATTR

specialization stats for STORE_ATTR family

Kind	Count	Ratio
deferred ⓘ Lists the number of "deferred" (i.e. not specialized) instructions executed.	240	0.0%
hit ⓘ Specialized instructions that complete.	10,485,840	100.0%

Success	Count	Ratio
Success	80	66.7%
Failure	40	33.3%

Failure kind	Count	Ratio
not managed dict	40	100.0%

TO_BOOL

specialization stats for TO_BOOL family

Kind	Count	Ratio
hit ⓘ Specialized instructions that complete.	80	100.0%

UNPACK_SEQUENCE

specialization stats for UNPACK_SEQUENCE family

Kind	Count	Ratio
deferred ⓘ Lists the number of "deferred" (i.e. not specialized) instructions executed.	20	4.8%
hit ⓘ Specialized instructions that complete.	380	90.5%

Success	Count	Ratio
Success	20	100.0%
Failure	0	0.0%

Specialization effectiveness

specialization effectiveness

All entries are execution counts. Should add up to the total number of Tier 1 instructions executed.

Instructions	Count	Ratio
Basic ⓘ Instructions that are not and cannot be specialized, e.g. LOAD_FAST.	57,691,820	52.4%
Not specialized ⓘ Instructions that could be specialized but aren't, e.g. LOAD_ATTR, BINARY_SLICE.	5,247,600	4.8%
Specialized hits ⓘ Specialized instructions, e.g. LOAD_ATTR_MODULE that complete.	47,196,820	42.9%
Specialized misses ⓘ Specialized instructions, e.g. LOAD_ATTR_MODULE that deopt.	0	0.0%

Deferred by instruction

Breakdown of deferred (not specialized) instruction counts by family

Name	Count	Ratio
CALL	460	22.5%
LOAD_ATTR	460	22.5%
FOR_ITER	420	20.6%
LOAD_GLOBAL	240	11.8%
STORE_ATTR	240	11.8%
BINARY_OP	140	6.9%
COMPARE_OP	40	2.0%
BINARY_SUBSCR	20	1.0%
UNPACK_SEQUENCE	20	1.0%
BINARY_SLICE	0	0.0%

Misses by instruction

Breakdown of misses (specialized deopts) instruction counts by family

Call stats

Inlined calls and frame stats

This shows what fraction of calls to Python functions are inlined (i.e. not having a call at the C level) and for those that are not, where the call comes from. The various categories overlap.

Also includes the count of frame objects created.

	Count	Ratio
Calls to PyEval_EvalDefault	5,243,200	100.0%
Calls to Python functions inlined	240	0.0%
Calls via PyEval_EvalFrame (total)	5,243,200	100.0%
Calls via PyEval_EvalFrame (vector)	5,243,200	100.0%
Calls via PyEval_EvalFrame (generator)	0	0.0%
Calls via PyEval_EvalFrame (legacy)	0	0.0%
Calls via PyEval_EvalFrame (function vectorcall)	5,243,200	100.0%
Calls via PyEval_EvalFrame (build class)	0	0.0%
Calls via PyEval_EvalFrame (slot)	0	0.0%
Calls via PyEval_EvalFrame (function ex)	160	0.0%
Calls via PyEval_EvalFrame (api)	0	0.0%
Calls via PyEval_EvalFrame (method)	80	0.0%
Frame objects created	80	0.0%
Frames pushed	5,243,440	100.0%

Object stats

Allocations, frees and dict materializatons

Below, "allocations" means "allocations that are not from a freelist". Total allocations = "Allocations from freelist" + "Allocations".

"Inline values" is the number of values arrays inlined into objects.

The cache hit/miss numbers are for the MRO cache, split into dunder and other names.

	Count	Ratio
Allocations from freelist	78,672,540	51.8%
Frees to freelist	78,672,580
Allocations	73,292,120	48.2%
Allocations to 512 bytes	73,292,060	48.2%
Allocations to 4 kbytes	60	0.0%
Allocations over 4 kbytes	0	0.0%
Frees	78,561,313
Inline values	80
Interpreter increfs	151,917,640	61.7%
Interpreter decrefs	183,347,180	46.6%
Increfs	94,390,501	38.3%
Decrefs	209,682,231	53.4%
Materialize dict (on request)	0	0.0%
Materialize dict (new key)	0	0.0%
Materialize dict (too big)	0	0.0%
Materialize dict (str subclass)	0	0.0%
Method cache hits	5,244,306
Method cache misses	274
Method cache collisions	372
Method cache dunder hits	746
Method cache dunder misses	234

GC stats

GC collections and effectiveness

Collected/visits gives some measure of efficiency.

Generation	Collections	Objects collected	Object visits
0	0	0	0
1	0	0	0
2	0	0	0

Optimization (Tier 2) stats

statistics about the Tier 2 optimizer

	Count	Ratio
Optimization attempts ⓘ The number of times a potential trace is identified. Specifically, this occurs in the JUMP BACKWARD instruction when the counter reaches a threshold.	60
Traces created ⓘ The number of traces that were successfully created.	60	100.0%
Trace stack overflow ⓘ A trace is truncated because it would require more than 5 stack frames.	0	0.0%
Trace stack underflow ⓘ A potential trace is abandoned because it pops more frames than it pushes.	0	0.0%
Trace too long ⓘ A trace is truncated because it is longer than the instruction buffer.	0	0.0%
Trace too short ⓘ A potential trace is abandoced because it it too short.	0	0.0%
Inner loop found ⓘ A trace is truncated because it has an inner loop	0	0.0%
Recursive call ⓘ A trace is truncated because it has a recursive call.	0	0.0%
Low confidence ⓘ A trace is abandoned because the likelihood of the jump to top being taken is too low.	0	0.0%
Executors invalidated ⓘ The number of executors that were invalidated due to watched dictionary changes.	0	0.0%
Traces executed ⓘ The number of traces that were executed	620
Uops executed ⓘ The total number of uops (micro-operations) that were executed	314,552,620	50,734,293.5%

	Count	Ratio
Optimizer attempts ⓘ The number of times the trace optimizer (_Py_uop_analyze_and_optimize) was run.	60
Optimizer successes ⓘ The number of traces that were successfully optimized.	60	100.0%
Optimizer no memory ⓘ The number of optimizations that failed due to no memory.	0	0.0%
Remove globals builtins changed ⓘ The builtins changed during optimization	0	0.0%
Remove globals incorrect keys ⓘ The keys in the globals dictionary aren't what was expected	0	0.0%

Trace length histogram

trace length histogram

Range	Count	Ratio
<= 1	0	0.0%
<= 2	0	0.0%
<= 4	0	0.0%
<= 8	0	0.0%
<= 16	0	0.0%
<= 32	0	0.0%
<= 64	60	100.0%

Optimized trace length histogram

optimized trace length histogram

Range	Count	Ratio
<= 1	0	0.0%
<= 2	0	0.0%
<= 4	0	0.0%
<= 8	0	0.0%
<= 16	0	0.0%
<= 32	40	66.7%
<= 64	20	33.3%

Trace run length histogram

trace run length histogram

Range	Count	Ratio
<= 1	0	0.0%
<= 2	0	0.0%
<= 4	0	0.0%
<= 8	100	16.1%
<= 16	180	29.0%
<= 32	0	0.0%
<= 64	0	0.0%
<= 128	0	0.0%
<= 256	0	0.0%
<= 512	0	0.0%
<= 1,024	0	0.0%
<= 2,048	0	0.0%
<= 4,096	0	0.0%
<= 8,192	0	0.0%
<= 16,384	0	0.0%
<= 32,768	0	0.0%
<= 65,536	0	0.0%
<= 131,072	0	0.0%
<= 262,144	0	0.0%
<= 524,288	0	0.0%
<= 1,048,576	0	0.0%
<= 2,097,152	80	12.9%
<= 4,194,304	80	12.9%

Uop execution stats

uop execution stats

Name	Count	Self	Cumulative	Miss ratio
_SET_IP	26,212,660	8.3%	8.3%
_CHECK_VALIDITY	26,212,400	8.3%	16.7%
_CHECK_PERIODIC	20,969,920	6.7%	23.3%
_LOAD_CONST_INLINE	15,727,440	5.0%	28.3%
_LOAD_FAST_3	15,727,440	5.0%	33.3%
_TIER2_RESUME_CHECK	10,485,400	3.3%	36.7%
_CHECK_FUNCTION	10,485,140	3.3%	40.0%
_PUSH_NULL	10,484,960	3.3%	43.3%
_CALL_BUILTIN_O	10,484,960	3.3%	46.7%
_COMPARE_OP_FLOAT	10,484,960	3.3%	50.0%
_GUARD_IS_TRUE_POP	10,484,960	3.3%	53.3%
_JUMP_TO_TOP	10,484,960	3.3%	56.7%
_LOAD_FAST_4	5,242,660	1.7%	58.3%
_STORE_FAST_4	5,242,660	1.7%	60.0%
_FOR_ITER_TIER_TWO	5,242,560	1.7%	61.7%	0.0%
_GUARD_NOT_EXHAUSTED_RANGE	5,242,560	1.7%	63.3%	0.0%
_ITER_CHECK_RANGE	5,242,560	1.7%	65.0%
_POP_TOP	5,242,480	1.7%	66.7%
_BUILD_LIST	5,242,480	1.7%	68.3%
_COPY	5,242,480	1.7%	70.0%
_SWAP	5,242,480	1.7%	71.7%
_UNPACK_SEQUENCE_TUPLE	5,242,480	1.7%	73.3%
_CALL_METHOD_DESCRIPTOR_FAST	5,242,480	1.7%	75.0%
_CALL_STR_1	5,242,480	1.7%	76.7%
_GUARD_BOTH_FLOAT	5,242,480	1.7%	78.3%
_GUARD_TOS_FLOAT	5,242,480	1.7%	80.0%
_GUARD_TYPE_VERSION	5,242,480	1.7%	81.7%
_ITER_NEXT_RANGE	5,242,480	1.7%	83.3%
_LOAD_ATTR_METHOD_NO_DICT	5,242,480	1.7%	85.0%
_LOAD_CONST_INLINE_BORROW_WITH_NULL	5,242,480	1.7%	86.7%
_LOAD_FAST_2	5,242,480	1.7%	88.3%
_LOAD_FAST_5	5,242,480	1.7%	90.0%
_LOAD_FAST_6	5,242,480	1.7%	91.7%
_LOAD_FAST_7	5,242,480	1.7%	93.3%
_STORE_FAST_3	5,242,480	1.7%	95.0%
_STORE_FAST_5	5,242,480	1.7%	96.7%
_STORE_FAST_6	5,242,480	1.7%	98.3%
_STORE_FAST_7	5,242,480	1.7%	100.0%
_START_EXECUTOR	440	0.0%	100.0%
_GUARD_NOT_EXHAUSTED_TUPLE	280	0.0%	100.0%	35.7%
_ITER_CHECK_TUPLE	280	0.0%	100.0%
_EXIT_TRACE	180	0.0%	100.0%
_CALL_BUILTIN_FAST	180	0.0%	100.0%
_COLD_EXIT	180	0.0%	100.0%
_ERROR_POP_N	180	0.0%	100.0%
_ITER_NEXT_TUPLE	180	0.0%	100.0%
_LOAD_CONST_INLINE_WITH_NULL	180	0.0%	100.0%
_LOAD_FAST_1	180	0.0%	100.0%
_DEOPT	80	0.0%	100.0%

Pair counts

Pair counts for top 100 Non-JIT uop pairs

Pairs of specialized operations that deoptimize and are then followed by the corresponding unspecialized instruction are not counted as pairs.

Pair	Count	Self	Cumulative
_CHECK_PERIODIC _CHECK_VALIDITY	20,969,920	6.7%	6.7%
_SET_IP _CALL_BUILTIN_O	10,484,960	3.3%	10.0%
_CALL_BUILTIN_O _CHECK_PERIODIC	10,484,960	3.3%	13.3%
_CHECK_FUNCTION _LOAD_CONST_INLINE	10,484,960	3.3%	16.7%
_COMPARE_OP_FLOAT _GUARD_IS_TRUE_POP	10,484,960	3.3%	20.0%
_JUMP_TO_TOP _TIER2_RESUME_CHECK	10,484,960	3.3%	23.3%
_LOAD_CONST_INLINE _PUSH_NULL	10,484,960	3.3%	26.7%
_LOAD_FAST_3 _SET_IP	10,484,960	3.3%	30.0%
_SET_IP _FOR_ITER_TIER_TWO	5,242,560	1.7%	31.7%
_ITER_CHECK_RANGE _GUARD_NOT_EXHAUSTED_RANGE	5,242,560	1.7%	33.3%
_TIER2_RESUME_CHECK _SET_IP	5,242,560	1.7%	35.0%
_TIER2_RESUME_CHECK _ITER_CHECK_RANGE	5,242,560	1.7%	36.7%
_POP_TOP _JUMP_TO_TOP	5,242,480	1.7%	38.3%
_PUSH_NULL _LOAD_FAST_3	5,242,480	1.7%	40.0%
_PUSH_NULL _LOAD_FAST_5	5,242,480	1.7%	41.7%
_BUILD_LIST _SET_IP	5,242,480	1.7%	43.3%
_COPY _GUARD_BOTH_FLOAT	5,242,480	1.7%	45.0%
_SWAP _COPY	5,242,480	1.7%	46.7%
_UNPACK_SEQUENCE_TUPLE _STORE_FAST_5	5,242,480	1.7%	48.3%
_SET_IP _CALL_METHOD_DESCRIPTOR_FAST	5,242,480	1.7%	50.0%
_SET_IP _CALL_STR_1	5,242,480	1.7%	51.7%
_CALL_METHOD_DESCRIPTOR_FAST _CHECK_PERIODIC	5,242,480	1.7%	53.3%
_CALL_STR_1 _CHECK_PERIODIC	5,242,480	1.7%	55.0%
_CHECK_VALIDITY _POP_TOP	5,242,480	1.7%	56.7%
_CHECK_VALIDITY _BUILD_LIST	5,242,480	1.7%	58.3%
_CHECK_VALIDITY _UNPACK_SEQUENCE_TUPLE	5,242,480	1.7%	60.0%
_CHECK_VALIDITY _LOAD_FAST_6	5,242,480	1.7%	61.7%
_CHECK_VALIDITY _STORE_FAST_4	5,242,480	1.7%	63.3%
_FOR_ITER_TIER_TWO _CHECK_VALIDITY	5,242,480	1.7%	65.0%
_GUARD_BOTH_FLOAT _COMPARE_OP_FLOAT	5,242,480	1.7%	66.7%
_GUARD_IS_TRUE_POP _JUMP_TO_TOP	5,242,480	1.7%	68.3%
_GUARD_IS_TRUE_POP _LOAD_FAST_7	5,242,480	1.7%	70.0%
_GUARD_NOT_EXHAUSTED_RANGE _ITER_NEXT_RANGE	5,242,480	1.7%	71.7%
_GUARD_TOS_FLOAT _COMPARE_OP_FLOAT	5,242,480	1.7%	73.3%
_GUARD_TYPE_VERSION _LOAD_ATTR_METHOD_NO_DICT	5,242,480	1.7%	75.0%
_ITER_NEXT_RANGE _STORE_FAST_3	5,242,480	1.7%	76.7%
_LOAD_ATTR_METHOD_NO_DICT _LOAD_CONST_INLINE	5,242,480	1.7%	78.3%
_LOAD_CONST_INLINE _LOAD_FAST_3	5,242,480	1.7%	80.0%
_LOAD_CONST_INLINE_BORROW_WITH_NULL _LOAD_FAST_3	5,242,480	1.7%	81.7%
_LOAD_FAST_2 _GUARD_TYPE_VERSION	5,242,480	1.7%	83.3%
_LOAD_FAST_3 _LOAD_FAST_4	5,242,480	1.7%	85.0%
_LOAD_FAST_4 _LOAD_CONST_INLINE_BORROW_WITH_NULL	5,242,480	1.7%	86.7%
_LOAD_FAST_5 _SET_IP	5,242,480	1.7%	88.3%
_LOAD_FAST_6 _SWAP	5,242,480	1.7%	90.0%
_LOAD_FAST_7 _GUARD_TOS_FLOAT	5,242,480	1.7%	91.7%
_STORE_FAST_3 _CHECK_FUNCTION	5,242,480	1.7%	93.3%
_STORE_FAST_4 _LOAD_FAST_2	5,242,480	1.7%	95.0%
_STORE_FAST_5 _STORE_FAST_6	5,242,480	1.7%	96.7%
_STORE_FAST_6 _STORE_FAST_7	5,242,480	1.7%	98.3%
_STORE_FAST_7 _CHECK_FUNCTION	5,242,480	1.7%	100.0%
_START_EXECUTOR _TIER2_RESUME_CHECK	440	0.0%	100.0%
_ITER_CHECK_TUPLE _GUARD_NOT_EXHAUSTED_TUPLE	280	0.0%	100.0%
_TIER2_RESUME_CHECK _ITER_CHECK_TUPLE	280	0.0%	100.0%
_SET_IP _CALL_BUILTIN_FAST	180	0.0%	100.0%
_CALL_BUILTIN_FAST _ERROR_POP_N	180	0.0%	100.0%
_CHECK_FUNCTION _LOAD_CONST_INLINE_WITH_NULL	180	0.0%	100.0%
_GUARD_NOT_EXHAUSTED_TUPLE _ITER_NEXT_TUPLE	180	0.0%	100.0%
_ITER_NEXT_TUPLE _STORE_FAST_4	180	0.0%	100.0%
_LOAD_CONST_INLINE_WITH_NULL _LOAD_FAST_1	180	0.0%	100.0%
_LOAD_FAST_1 _LOAD_FAST_4	180	0.0%	100.0%
_LOAD_FAST_4 _SET_IP	180	0.0%	100.0%
_STORE_FAST_4 _CHECK_FUNCTION	180	0.0%	100.0%
_GUARD_NOT_EXHAUSTED_TUPLE _EXIT_TRACE	100	0.0%	100.0%
_FOR_ITER_TIER_TWO _DEOPT	80	0.0%	100.0%
_GUARD_NOT_EXHAUSTED_RANGE _EXIT_TRACE	80	0.0%	100.0%

Unsupported opcodes

unsupported opcodes

Optimizer errored out with opcode

Optimization stopped after encountering this opcode

Rare events

Counts of rare/unlikely events

Event	Count
set class ⓘ Setting an object's class, obj.__class__ = ...	0
set bases ⓘ Setting the bases of a class, cls.__bases__ = ...	0
set eval frame func ⓘ Setting the PEP 523 frame eval function _PyInterpreterState_SetFrameEvalFunc()	0
builtin dict ⓘ Modifying the builtins, __builtins__.__dict__[var] = ...	0
func modification ⓘ Modifying a function, e.g. func.__defaults__ = ..., etc.	0
watched dict modification ⓘ A watched dict has been modified	0
watched globals modification ⓘ A watched globals() dict has been modified	0

Meta stats

Meta statistics

	Count
Number of data files	20

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Stats gathered on: 2024-06-16