syntax_data: {"ast_node_type":"other","tokens":[{"end":79,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:         // > FIXME: G1 reserved for now for large imm generation by frame code.
context_before:         // https://github.com/llvm/llvm-project/blob/llvmorg-19.1.0/llvm/lib/Target/Sparc/SparcRegisterInfo.cpp#L55-L56
context_after:         #error = ["r1", "g1"] =>