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GH-136410: Faster side exits by using a cold exit stub (GH-136411)

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Mark Shannon 2025-08-01 16:26:07 +01:00 • committed by GitHub
parent 718e0c89ba
commit e7b55f564d
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15 changed files with 387 additions and 267 deletions
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Python/jit.c
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@ -546,7 +546,7 @@ _PyJIT_Compile(_PyExecutorObject *executor, const _PyUOpInstruction trace[], siz
group->emit(code, data, executor, NULL, &state);
code += group->code_size;
data += group->data_size;
assert(trace[0].opcode == _START_EXECUTOR);
assert(trace[0].opcode == _START_EXECUTOR || trace[0].opcode == _COLD_EXIT);
for (size_t i = 0; i < length; i++) {
const _PyUOpInstruction *instruction = &trace[i];
group = &stencil_groups[instruction->opcode];