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gh-134584: Specialize POP_TOP by reference and type in JIT (GH-135761)

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Ken Jin 2025-06-24 00:57:14 +08:00 • committed by GitHub
parent 99712c45cc
commit 569fc6870f
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12 changed files with 239 additions and 62 deletions
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21
Python/bytecodes.c
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@ -344,6 +344,27 @@ dummy_func(
PyStackRef_XCLOSE(value);
}
op(_POP_TOP_NOP, (value --)) {
assert(PyStackRef_IsNull(value) || (!PyStackRef_RefcountOnObject(value)) ||
_Py_IsImmortal((PyStackRef_AsPyObjectBorrow(value))));
DEAD(value);
}
op(_POP_TOP_INT, (value --)) {
assert(PyLong_CheckExact(PyStackRef_AsPyObjectBorrow(value)));
PyStackRef_CLOSE_SPECIALIZED(value, _PyLong_ExactDealloc);
}
op(_POP_TOP_FLOAT, (value --)) {
assert(PyFloat_CheckExact(PyStackRef_AsPyObjectBorrow(value)));
PyStackRef_CLOSE_SPECIALIZED(value, _PyFloat_ExactDealloc);
}
op(_POP_TOP_UNICODE, (value --)) {
assert(PyUnicode_CheckExact(PyStackRef_AsPyObjectBorrow(value)));
PyStackRef_CLOSE_SPECIALIZED(value, _PyUnicode_ExactDealloc);
}
tier2 op(_POP_TWO, (nos, tos --)) {
PyStackRef_CLOSE(tos);
PyStackRef_CLOSE(nos);