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[Bug target/54236] [SH] Improve addc and subc insn utilization
- From: "olegendo at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 19 Sep 2012 17:45:53 +0000
- Subject: [Bug target/54236] [SH] Improve addc and subc insn utilization
- Auto-submitted: auto-generated
- References: <bug-54236-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54236
--- Comment #2 from Oleg Endo <olegendo at gcc dot gnu.org> 2012-09-19 17:45:53 UTC ---
Author: olegendo
Date: Wed Sep 19 17:45:37 2012
New Revision: 191489
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=191489
Log:
PR target/54236
* config/sh/sh.md (*addc): Add pattern to handle one bit left shifts.
PR target/54236
* gcc.target/sh/pr54236-1.c (test_08): Add one bit left shift case.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/sh/sh.md
trunk/gcc/testsuite/ChangeLog
trunk/gcc/testsuite/gcc.target/sh/pr54236-1.c