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[Bug middle-end/17886] variable rotate and long long rotate should be better optimized
- From: "mmitchel at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 28 Sep 2005 02:11:32 -0000
- Subject: [Bug middle-end/17886] variable rotate and long long rotate should be better optimized
- References: <20041008000425.17886.ak@muc.de>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From mmitchel at gcc dot gnu dot org 2005-09-28 02:11 -------
Actuall, I think this is better:
mov %edx, %ebx
shld $9, %eax, %edx
shld %9, %ebx, %eax
Right?
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17886