[Bug target/54089] [SH] Refactor shift patterns

[olegendo at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54089

--- Comment #14 from Oleg Endo <olegendo at gcc dot gnu.org> 2012-08-20 
21:29:26 UTC ---
For the record, I've committed the following under the wrong PR number by
accident.

Author: olegendo
Date: Mon Aug 20 20:54:20 2012
New Revision: 190545

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=190545
Log:
    PR target/50489
    * config/sh/sh.md (rotcr, *rotcr, shar, shlr): New insns and splits.
    (ashrdi3_k, lshrdi3_k): Rewrite as insn_and_split.
    * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p): New function.
    * config/sh/sh-protos.h (sh_lshrsi_clobbers_t_reg_p): Declare it.

    PR target/50489
    * gcc.target/sh/pr54089-1.c: New.


Added:
    trunk/gcc/testsuite/gcc.target/sh/pr54089-1.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/sh/sh-protos.h
    trunk/gcc/config/sh/sh.c
    trunk/gcc/config/sh/sh.md
    trunk/gcc/testsuite/ChangeLog