syntax_data: {"ast_node_type":"other","tokens":[{"end":46,"kind":"keyword","start":0,"text":"dil:"}]}
source_snippet:         dil: reg_byte = ["dil"] % x86_64_only,
context_before:         sil: reg_byte = ["sil"] % x86_64_only,
context_after:         r8b: reg_byte = ["r8b"] % x86_64_only,