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bpo-45923: Add RESUME_QUICK (GH-31244)

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Brandt Bucher
2022-02-10 09:50:02 -08:00
committed by GitHub
parent 1a6411f573
commit d7a5aca982
6 changed files with 30 additions and 22 deletions
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16
Python/ceval.c
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@@ -1734,9 +1734,6 @@ handle_eval_breaker:
}
TARGET(RESUME) {
assert(tstate->cframe == &cframe);
assert(frame == cframe.current_frame);
int err = _Py_IncrementCountAndMaybeQuicken(frame->f_code);
if (err) {
if (err < 0) {
@@ -1747,6 +1744,13 @@ handle_eval_breaker:
first_instr = frame->f_code->co_firstinstr;
next_instr = first_instr + nexti;
}
JUMP_TO_INSTRUCTION(RESUME_QUICK);
}
TARGET(RESUME_QUICK) {
PREDICTED(RESUME_QUICK);
assert(tstate->cframe == &cframe);
assert(frame == cframe.current_frame);
frame->f_state = FRAME_EXECUTING;
if (_Py_atomic_load_relaxed(eval_breaker) && oparg < 2) {
goto handle_eval_breaker;
@@ -4004,7 +4008,6 @@ handle_eval_breaker:
TARGET(JUMP_ABSOLUTE) {
PREDICTED(JUMP_ABSOLUTE);
assert(oparg < INSTR_OFFSET());
int err = _Py_IncrementCountAndMaybeQuicken(frame->f_code);
if (err) {
if (err < 0) {
@@ -4015,9 +4018,7 @@ handle_eval_breaker:
first_instr = frame->f_code->co_firstinstr;
next_instr = first_instr + nexti;
}
JUMPTO(oparg);
CHECK_EVAL_BREAKER();
DISPATCH();
JUMP_TO_INSTRUCTION(JUMP_ABSOLUTE_QUICK);
}
TARGET(JUMP_NO_INTERRUPT) {
@@ -4032,6 +4033,7 @@ handle_eval_breaker:
}
TARGET(JUMP_ABSOLUTE_QUICK) {
PREDICTED(JUMP_ABSOLUTE_QUICK);
assert(oparg < INSTR_OFFSET());
JUMPTO(oparg);
CHECK_EVAL_BREAKER();