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

[kkojima at gcc dot gnu.org]

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

--- Comment #9 from Kazumoto Kojima <kkojima at gcc dot gnu.org> 2012-08-10 00:39:50 UTC ---
(In reply to comment #8)
> #define SH_DYNAMIC_SHIFT_COST (TARGET_DYNSHIFT ? 1 : 20)

Sounds reasonable.  Perhaps some historical reason for the original
one, though I don't know why.  Could you run SCiBE tests with it?