syntax_data: {"ast_node_type":"other","tokens":[{"end":15,"kind":"keyword","start":0,"text":"Float(Reg),"}]}
source_snippet:     Float(Reg),
context_before:     FloatPair { first_ty: Reg, second_ty_offset_from_start: Size, second_ty: Reg },
context_after:     MixedPair { first_ty: Reg, second_ty_offset_from_start: Size, second_ty: Reg },