https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63986
--- Comment #12 from Oleg Endo <olegendo at gcc dot gnu.org> --- Author: olegendo Date: Mon Dec 1 06:50:06 2014 New Revision: 218200 URL: https://gcc.gnu.org/viewcvs?rev=218200&root=gcc&view=rev Log: gcc/ PR target/63986 PR target/51244 * config/sh/sh.c (sh_unspec_insn_p, sh_insn_operands_modified_between_p): New functions. (sh_split_movrt_negc_to_movt_xor): Do not delete insn if its operands are modified or if it has side effects, may trap or is volatile. Modified: trunk/gcc/ChangeLog trunk/gcc/config/sh/sh.c
