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gh-106529: Cleanups split off gh-112134 (#112214)

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- Double max trace size to 256
- Add a dependency on executor_cases.c.h for ceval.o
- Mark `_SPECIALIZE_UNPACK_SEQUENCE` as `TIER_ONE_ONLY`
- Add debug output back showing the optimized trace
- Bunch of cleanups to Tools/cases_generator/
This commit is contained in:
Guido van Rossum 2023-11-17 11:49:42 -08:00 • committed by GitHub
parent b414497993
commit be0bd54c6b
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7 changed files with 29 additions and 8 deletions
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21
Python/optimizer.c
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@ -325,7 +325,8 @@ uop_dealloc(_PyUOpExecutorObject *self) {
}
static const char *
uop_name(int index) {
uop_name(int index)
{
if (index <= MAX_REAL_OPCODE) {
return _PyOpcode_OpName[index];
}
@ -832,6 +833,24 @@ make_executor_from_uops(_PyUOpInstruction *buffer, _PyBloomFilter *dependencies)
assert(dest == -1);
executor->base.execute = _PyUopExecute;
_Py_ExecutorInit((_PyExecutorObject *)executor, dependencies);
#ifdef Py_DEBUG
char *python_lltrace = Py_GETENV("PYTHON_LLTRACE");
int lltrace = 0;
if (python_lltrace != NULL && *python_lltrace >= '0') {
lltrace = *python_lltrace - '0'; // TODO: Parse an int and all that
}
if (lltrace >= 2) {
printf("Optimized executor (length %d):\n", length);
for (int i = 0; i < length; i++) {
printf("%4d %s(%d, %d, %" PRIu64 ")\n",
i,
uop_name(executor->trace[i].opcode),
executor->trace[i].oparg,
executor->trace[i].target,
executor->trace[i].operand);
}
}
#endif
return (_PyExecutorObject *)executor;
}