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GH-100762: Don't call gen.throw() in gen.close(), unless necessary. (GH-101013)

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* Store exception stack depth in YIELD_VALUE's oparg and use it avoid expensive gen.throw() in gen.close() where possible.
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Mark Shannon 2023-01-24 17:25:37 +00:00 • committed by GitHub
parent daec3a463c
commit f02fa64bf2
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9 changed files with 39 additions and 12 deletions
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Python/opcode_metadata.h
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@ -59,7 +59,7 @@ static const struct {
[GET_ANEXT] = { 1, 2, DIR_NONE, DIR_NONE, DIR_NONE, true, INSTR_FMT_IX },
[GET_AWAITABLE] = { 1, 1, DIR_NONE, DIR_NONE, DIR_NONE, true, INSTR_FMT_IB },
[SEND] = { -1, -1, DIR_NONE, DIR_NONE, DIR_NONE, true, INSTR_FMT_IB },
[YIELD_VALUE] = { 1, 1, DIR_NONE, DIR_NONE, DIR_NONE, true, INSTR_FMT_IB },
[YIELD_VALUE] = { 1, 1, DIR_NONE, DIR_NONE, DIR_NONE, true, INSTR_FMT_IX },
[POP_EXCEPT] = { 1, 0, DIR_NONE, DIR_NONE, DIR_NONE, true, INSTR_FMT_IX },
[RERAISE] = { -1, -1, DIR_NONE, DIR_NONE, DIR_NONE, true, INSTR_FMT_IB },
[PREP_RERAISE_STAR] = { 2, 1, DIR_NONE, DIR_NONE, DIR_NONE, true, INSTR_FMT_IX },