198             Some(prev_inst) => self.insts[prev_inst].seq,  in assign_inst_seq()
578     pub fn prev_inst(&self, inst: Inst) -> Option<Inst> {  in prev_inst()  method
587         if let Some(prev) = self.prev_inst(last) {  in canonical_branch_inst()
716         let prev_inst = self.insts[before].prev;  in split_block()  localVariable
718         self.blocks[old_block].last_inst = prev_inst;  in split_block()
719         match prev_inst.expand() {  in split_block()
866                 assert_eq!(cur.prev_inst(), Some(inst));  in verify()
868             assert_eq!(cur.prev_inst(), None);  in verify()
922         assert_eq!(cur.prev_inst(), None);  in append_block()
932         assert_eq!(cur.prev_inst(), None);  in append_block()
1038         assert_eq!(cur.prev_inst(), None);  in append_inst()
1044         assert_eq!(cur.prev_inst(), Some(i2));  in append_inst()
1052         assert_eq!(cur.prev_inst(), Some(i0));  in append_inst()
1053         assert_eq!(cur.prev_inst(), Some(i2));  in append_inst()
1054         assert_eq!(cur.prev_inst(), Some(i1));  in append_inst()
1055         assert_eq!(cur.prev_inst(), None);  in append_inst()
1166             assert_eq!(cur.prev_inst(), Some(i0));  in split_block()
1167             assert_eq!(cur.prev_inst(), None);  in split_block()
1169             assert_eq!(cur.prev_inst(), None);  in split_block()
1198             assert_eq!(cur.prev_inst(), Some(i0));  in split_block()
1199             assert_eq!(cur.prev_inst(), None);  in split_block()
1201             assert_eq!(cur.prev_inst(), Some(i3));  in split_block()
1202             assert_eq!(cur.prev_inst(), Some(i2));  in split_block()
1203             assert_eq!(cur.prev_inst(), None);  in split_block()
1205             assert_eq!(cur.prev_inst(), Some(i1));  in split_block()
1206             assert_eq!(cur.prev_inst(), None);  in split_block()