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[Bug c/37807] Exponential compile time with MMX builtins.
- From: "rguenth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 11 Oct 2008 22:06:35 -0000
- Subject: [Bug c/37807] Exponential compile time with MMX builtins.
- References: <bug-37807-2018@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #3 from rguenth at gcc dot gnu dot org 2008-10-11 22:06 -------
On the trunk it's fast if you fix the testcase to do
static INLINE value_t ROTATE_LEFT (value_t a, unsigned count)
{
return OR (LEFT (a, ((value_t){count, count})), RIGHT (a,
((value_t){32-count,32-count})));
}
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37807