syntax_data: {"ast_node_type":"other","tokens":[{"end":49,"kind":"keyword","start":0,"text":"ymm11:"}]}
source_snippet:         ymm11: ymm_reg = ["ymm11"] % x86_64_only,
context_before:         ymm10: ymm_reg = ["ymm10"] % x86_64_only,
context_after:         ymm12: ymm_reg = ["ymm12"] % x86_64_only,