a given cache: An invalidate operation [6] CBCFE Cache Block Prefetch for Instruction Fetch ✓ ✓ xor rd, rs1, rs2 czero.eqz rtmp, rs1, rc or rd, rs1, rs2 [insns-mulhu] ✓ mulw rd, rs1, rs2 rd MULHU rs1, rs2 [insns-mulw] 31.6.5.3. RVC