+ {
+ if (edge_in->src != ENTRY_BLOCK_PTR)
+ {
+ /* For asm goto even splitting of fallthru edge might
+ need insn patching, as other labels might point to the
+ old label. */
+ rtx last = BB_END (edge_in->src);
+ if (last
+ && JUMP_P (last)
+ && edge_in->dest != EXIT_BLOCK_PTR
+ && extract_asm_operands (PATTERN (last)) != NULL_RTX
+ && patch_jump_insn (last, before, bb))
+ df_set_bb_dirty (edge_in->src);
+ }
+ redirect_edge_succ (edge_in, bb);
+ }