[Bug middle-end/17886] variable rotate and long long rotate should be better optimized

[ak at muc dot de]

------- Additional Comments From ak at muc dot de  2004-10-08 00:05 -------
Created an attachment (id=7307)
 --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=7307&action=view)
test case showing the various cases


Only f4 is currently optimized into rol.

f1-f3 should be too. 


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17886