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author | Vibhav Pant <vibhavp@gmail.com> | 2017-02-11 20:36:30 +0530 |
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committer | Vibhav Pant <vibhavp@gmail.com> | 2017-02-11 20:36:30 +0530 |
commit | 245fb2529bc4394003a020d6c43b8bcc1d6237ba (patch) | |
tree | 08c7725d0e089e8a3a44982844875eeadb572784 /src/bytecode.c | |
parent | 7c2d493540b6e2e1661397812c5ed9fcff04e36c (diff) | |
download | emacs-245fb2529bc4394003a020d6c43b8bcc1d6237ba.tar.gz |
; src/bytecode.c (exec_byte_code): Refactor byte-switch code.
Remove unnecessary asserts, remove duplicate code.
Diffstat (limited to 'src/bytecode.c')
-rw-r--r-- | src/bytecode.c | 35 |
1 files changed, 14 insertions, 21 deletions
diff --git a/src/bytecode.c b/src/bytecode.c index 29674a0d9de..8bc1ecfeaa5 100644 --- a/src/bytecode.c +++ b/src/bytecode.c @@ -1431,29 +1431,22 @@ exec_byte_code (Lisp_Object bytestr, Lisp_Object vector, Lisp_Object maxdepth, { /* Do a linear search if there are not many cases FIXME: 5 is arbitrarily chosen. */ EMACS_UINT hash_code = h->test.hashfn (&h->test, v1); - for (i = 0; i < h->count; i++) - { - if (BYTE_CODE_SAFE) - eassert (!NILP (HASH_HASH (h, i))); - - if (EQ (v1, HASH_KEY (h, i)) - || (h->test.cmpfn - && hash_code == XUINT (HASH_HASH (h, i)) - && h->test.cmpfn (&h->test, v1, HASH_KEY (h, i)))) - { - op = XINT (HASH_VALUE (h, i)); - goto op_branch; - } - } + for (i = h->count; 0 <= --i;) + if (EQ (v1, HASH_KEY (h, i)) + || (h->test.cmpfn + && hash_code == XUINT (HASH_HASH (h, i)) + && h->test.cmpfn (&h->test, v1, HASH_KEY (h, i)))) + break; + } else - { - i = hash_lookup(h, v1, NULL); - if (i >= 0) { - op = XINT(HASH_VALUE (h, i)); - goto op_branch; - } - } + i = hash_lookup(h, v1, NULL); + + if (i >= 0) + { + op = XINT (HASH_VALUE (h, i)); + goto op_branch; + } } NEXT; |