[Bug target/54236] [SH] Improve addc and subc insn utilization
olegendo at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Thu Aug 16 23:20:00 GMT 2012
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54236
--- Comment #1 from Oleg Endo <olegendo at gcc dot gnu.org> 2012-08-16 23:19:51 UTC ---
Author: olegendo
Date: Thu Aug 16 23:19:45 2012
New Revision: 190459
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=190459
Log:
PR target/54236
* config/sh/sh.md (addc): Add commutative modifier.
(*addc, *minus_plus_one, *subc, *negc): New insns and splits.
PR target/54236
* gcc.target/sh/pr54236-1.c: New.
Added:
trunk/gcc/testsuite/gcc.target/sh/pr54236-1.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/sh/sh.md
trunk/gcc/testsuite/ChangeLog
More information about the Gcc-bugs
mailing list