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GH-116968: Remove branch from advance_backoff_counter (GH-124469)

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Mark Shannon 2024-10-07 11:46:33 +01:00 • committed by GitHub
parent 31516c98dd
commit f55273b3b7
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GPG key ID: B5690EEEBB952194
4 changed files with 29 additions and 33 deletions
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4
Python/bytecodes.c
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@ -4705,7 +4705,7 @@ dummy_func(
printf("SIDE EXIT: [UOp ");
_PyUOpPrint(&next_uop[-1]);
printf(", exit %u, temp %d, target %d -> %s]\n",
exit - current_executor->exits, exit->temperature.as_counter,
exit - current_executor->exits, exit->temperature.value_and_backoff,
(int)(target - _PyCode_CODE(code)),
_PyOpcode_OpName[target->op.code]);
}
@ -4794,7 +4794,7 @@ dummy_func(
printf("DYNAMIC EXIT: [UOp ");
_PyUOpPrint(&next_uop[-1]);
printf(", exit %u, temp %d, target %d -> %s]\n",
exit - current_executor->exits, exit->temperature.as_counter,
exit - current_executor->exits, exit->temperature.value_and_backoff,
(int)(target - _PyCode_CODE(_PyFrame_GetCode(frame))),
_PyOpcode_OpName[target->op.code]);
}

4
Python/executor_cases.c.h generated
View file

@ -5252,7 +5252,7 @@
printf("SIDE EXIT: [UOp ");
_PyUOpPrint(&next_uop[-1]);
printf(", exit %u, temp %d, target %d -> %s]\n",
exit - current_executor->exits, exit->temperature.as_counter,
exit - current_executor->exits, exit->temperature.value_and_backoff,
(int)(target - _PyCode_CODE(code)),
_PyOpcode_OpName[target->op.code]);
}
@ -5390,7 +5390,7 @@
printf("DYNAMIC EXIT: [UOp ");
_PyUOpPrint(&next_uop[-1]);
printf(", exit %u, temp %d, target %d -> %s]\n",
exit - current_executor->exits, exit->temperature.as_counter,
exit - current_executor->exits, exit->temperature.value_and_backoff,
(int)(target - _PyCode_CODE(_PyFrame_GetCode(frame))),
_PyOpcode_OpName[target->op.code]);
}

8
Python/instrumentation.c
View file

@ -643,8 +643,8 @@ de_instrument(PyCodeObject *code, int i, int event)
CHECK(_PyOpcode_Deopt[deinstrumented] == deinstrumented);
FT_ATOMIC_STORE_UINT8_RELAXED(*opcode_ptr, deinstrumented);
if (_PyOpcode_Caches[deinstrumented]) {
FT_ATOMIC_STORE_UINT16_RELAXED(instr[1].counter.as_counter,
adaptive_counter_warmup().as_counter);
FT_ATOMIC_STORE_UINT16_RELAXED(instr[1].counter.value_and_backoff,
adaptive_counter_warmup().value_and_backoff);
}
}
@ -719,8 +719,8 @@ instrument(PyCodeObject *code, int i)
assert(instrumented);
FT_ATOMIC_STORE_UINT8_RELAXED(*opcode_ptr, instrumented);
if (_PyOpcode_Caches[deopt]) {
FT_ATOMIC_STORE_UINT16_RELAXED(instr[1].counter.as_counter,
adaptive_counter_warmup().as_counter);
FT_ATOMIC_STORE_UINT16_RELAXED(instr[1].counter.value_and_backoff,
adaptive_counter_warmup().value_and_backoff);
instr[1].counter = adaptive_counter_warmup();
}
}