http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51340
--- Comment #1 from Kazumoto Kojima <kkojima at gcc dot gnu.org> 2011-11-28 23:09:32 UTC --- (In reply to comment #0) > Is there any particular reason why this should not be enabled by > default for SH targets that support the FMAC insn? PR29100? BTW, if SH fmac satisfies the semantics for fused multiplication and add operation, the fmaf4 instruction pattern would be better now.
