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| author | Benjamin Peterson <benjamin@python.org> | 2009-07-01 23:45:19 (GMT) |
|---|---|---|
| committer | Benjamin Peterson <benjamin@python.org> | 2009-07-01 23:45:19 (GMT) |
| commit | 4a3cf191f477f81cd14a28b2f7fdd3c7d9cfbd13 (patch) | |
| tree | 65bfe4c28206468d4a108adf4190422de7922f09 | |
| parent | 4f24767938f5793c4d6edd72d24bb99abd9ccf77 (diff) | |
| download | cpython-4a3cf191f477f81cd14a28b2f7fdd3c7d9cfbd13.zip cpython-4a3cf191f477f81cd14a28b2f7fdd3c7d9cfbd13.tar.gz cpython-4a3cf191f477f81cd14a28b2f7fdd3c7d9cfbd13.tar.bz2 | |
small optimization: avoid popping the current block until we have to
| -rw-r--r-- | Python/ceval.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/Python/ceval.c b/Python/ceval.c index f80778c..ea4bd05 100644 --- a/Python/ceval.c +++ b/Python/ceval.c @@ -2806,20 +2806,20 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag) fast_block_end: while (why != WHY_NOT && f->f_iblock > 0) { - PyTryBlock *b = PyFrame_BlockPop(f); + /* Peek at the current block. */ + PyTryBlock *b = &f->f_blockstack[f->f_iblock - 1]; assert(why != WHY_YIELD); if (b->b_type == SETUP_LOOP && why == WHY_CONTINUE) { - /* For a continue inside a try block, - don't pop the block for the loop. */ - PyFrame_BlockSetup(f, b->b_type, b->b_handler, - b->b_level); why = WHY_NOT; JUMPTO(PyInt_AS_LONG(retval)); Py_DECREF(retval); break; } + /* Now we have to pop the block. */ + f->f_iblock--; + while (STACK_LEVEL() > b->b_level) { v = POP(); Py_XDECREF(v); |