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[Bug target/39633] [avr] loop bug: missing 8-bit comparison (*cmpqi)
- From: "gjl at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 11 Jul 2011 10:13:50 +0000
- Subject: [Bug target/39633] [avr] loop bug: missing 8-bit comparison (*cmpqi)
- Auto-submitted: auto-generated
- References: <bug-39633-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39633
--- Comment #12 from Georg-Johann Lay <gjl at gcc dot gnu.org> 2011-07-11 10:13:33 UTC ---
Author: gjl
Date: Mon Jul 11 10:13:30 2011
New Revision: 176141
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=176141
Log:
gcc/
PR target/39633
* config/avr/avr.c (notice_update_cc): For ashiftrt:QI, only
offsets 1..5 set cc0 in a usable way.
testsuite/
PR target/39633
* gcc.target/avr/torture/pr39633.c: New test case.
Added:
trunk/gcc/testsuite/gcc.target/avr/torture/pr39633.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/avr/avr.c
trunk/gcc/testsuite/ChangeLog