uops-again.info

LFENCE;MOVZX RAX,AX;XOR RAX,RBX on Coffee Lake 𓅥 (more architectures)

AssemblyLFENCE;MOVZX RAX,AX;XOR RAX,RBX
Architecture CodenameCoffee Lake
Port Eligibility Instr. 1None
Port Eligibility Instr. 21*p0156
Port Eligibility Instr. 31*p0156
Total Instr. Length (bytes)10
Cutoff 11181 (93 other commands with the same cutoff)
Cutoff 22425
Graph (open in new window) (raw data)
Instruction 1LFENCE
Swap 🔄 Instruction 2 MOVZX RAX,AX (60 other commands with the same Instruction 2)
Instruction 3XOR RAX,RBX (60 other commands with the same Instruction 3)
Number of instructions3
Graph Generationpython3 unroll_csv.py -a CFL -asm "LFENCE;MOVZX RAX,AX;XOR RAX,RBX" && python3 normalize_cycles.py
Length Instruction 1 (bytes)3
Length Instruction 2 (bytes)4
Length Instruction 3 (bytes)3
Regioningtrue
Region CharacterizationType27 𓅥 (361 other commands with the same type)
Element Order Changes Regioning Effectfalse
Element Order Change DescriptionSame Pattern

See this command on additional architectures:

Other commands where Cutoff 1 = 1181:

Other commands where Instruction 2 = MOVZX RAX,AX:

Other commands where Instruction 3 = XOR RAX,RBX:

Other commands where Region Characterization = Type27: