syntax_data: {"ast_node_type":"other","tokens":[{"end":31,"kind":"keyword","start":0,"text":"(\"sve\","}]}
source_snippet:     ("sve", Stable, &["neon"]),
context_before:     // "For backwards compatibility, Neon and VFP are required in the latest architectures."
context_after:     // FEAT_SVE_B16B16 (SVE or SME Z-targeting instructions)