https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55212
--- Comment #217 from Oleg Endo <olegendo at gcc dot gnu.org> --- (In reply to Kazumoto Kojima from comment #216) > Created attachment 59034 [details] > a patch augments 58905 > > In the problematic case c#214, the subreg pass requires to recognize the insn > > (insn 224 223 131 17 (set (mem:HI (plus:SI (reg/f:SI 167 [ _13 ]) > (reg:SI 0 r0)) [0 S2 A16]) > (subreg:HI (reg:SI 236) 0)) "utf16-nopic.go":75:9 -1 > (nil)) > > but it can't be recognized with the new patterns in the 58905. The patch > adds it. > > This patch is assumed to be applied to the top of 58832, 58833, 58883, > 58905 and 59000, though it could be reconstructed as the revised 58905. > > It's tested only with the target libgcc/libstdc++v3/libgo builds and > check-gcc excecute.exp on the cross compilers. I plan to do more tests. Kaz, can you please create a branch devel/sh-lra and add the patches there? I think it would make it easier to manage the patches.
