[Bug target/29953] [SH-4] Perfomance regression in loops. cmp/eq used instead of dt

[chrbr at gcc dot gnu dot org]

------- Comment #7 from chrbr at gcc dot gnu dot org  2007-06-08 07:58 -------
Subject: Bug 29953

Author: chrbr
Date: Fri Jun  8 07:58:41 2007
New Revision: 125564

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=125564
Log:
PR target/29953
* config/sh/sh.md (doloop_end): New pattern and splitter.
* loop-iv.c (simple_rhs_p): Check for hardware registers.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/sh/sh.md
    trunk/gcc/loop-iv.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29953