{"ast_node_type":"other","tokens":[{"end":107,"kind":"keyword","start":0,"text":"|"}]}
| CSKY         | `r8`                                    | Used internally by LLVM for the frame pointer. |
| CSKY         | `r7`, `r28`                             | Used internally by LLVM for the base pointer and global base pointer. |
| CSKY         | `r14`                                   | Used internally by LLVM for the stack pointer. |