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GH-113710: Improve _SET_IP and _CHECK_VALIDITY (GH-115248)

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Mark Shannon 2024-02-13 16:28:19 +00:00 • committed by GitHub
parent de07941729
commit 681778c56a
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7 changed files with 79 additions and 35 deletions
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10
Python/bytecodes.c
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@ -4037,10 +4037,9 @@ dummy_func(
CHECK_EVAL_BREAKER();
}
op(_SET_IP, (--)) {
op(_SET_IP, (instr_ptr/4 --)) {
TIER_TWO_ONLY
// TODO: Put the code pointer in `operand` to avoid indirection via `frame`
frame->instr_ptr = _PyCode_CODE(_PyFrame_GetCode(frame)) + oparg;
frame->instr_ptr = (_Py_CODEUNIT *)instr_ptr;
}
op(_SAVE_RETURN_OFFSET, (--)) {
@ -4100,6 +4099,11 @@ dummy_func(
exe->count++;
}
op(_CHECK_VALIDITY_AND_SET_IP, (instr_ptr/4 --)) {
TIER_TWO_ONLY
DEOPT_IF(!current_executor->vm_data.valid);
frame->instr_ptr = (_Py_CODEUNIT *)instr_ptr;
}
// END BYTECODES //