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gh-106701: Move the hand-written Tier 2 uops to bytecodes.c (#106702)

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This moves EXIT_TRACE, SAVE_IP, JUMP_TO_TOP, and
_POP_JUMP_IF_{FALSE,TRUE} from ceval.c to bytecodes.c.

They are no less special than before, but this way
they are discoverable o the copy-and-patch tooling.
This commit is contained in:
Guido van Rossum 2023-07-13 12:14:51 -07:00 • committed by GitHub
parent 2f3ee02c22
commit e6e0ea0113
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5 changed files with 124 additions and 94 deletions
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30
Python/bytecodes.c
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@ -3654,6 +3654,36 @@ dummy_func(
Py_UNREACHABLE();
}
///////// Tier-2 only opcodes /////////
op(_POP_JUMP_IF_FALSE, (flag -- )) {
if (Py_IsFalse(flag)) {
pc = oparg;
}
}
op(_POP_JUMP_IF_TRUE, (flag -- )) {
if (Py_IsTrue(flag)) {
pc = oparg;
}
}
op(JUMP_TO_TOP, (--)) {
pc = 0;
CHECK_EVAL_BREAKER();
}
op(SAVE_IP, (--)) {
frame->prev_instr = ip_offset + oparg;
}
op(EXIT_TRACE, (--)) {
frame->prev_instr--; // Back up to just before destination
_PyFrame_SetStackPointer(frame, stack_pointer);
Py_DECREF(self);
return frame;
}
// END BYTECODES //