syntax_data: {"ast_node_type":"other","tokens":[{"end":27,"kind":"keyword","start":0,"text":"(\"xsave\","}]}
source_snippet:     ("xsave", Stable, &[]),
context_before:     ("xop", Unstable(sym::xop_target_feature), &[/*"fma4", */ "avx", "sse4a"]),
context_after:     ("xsavec", Stable, &["xsave"]),