uops-again.info

LFENCE;MOVZX RAX,AX;LEA RAX,[RBX] on Coffee Lake 𓂀 (more architectures)

AssemblyLFENCE;MOVZX RAX,AX;LEA RAX,[RBX]
Architecture CodenameCoffee Lake
Port Eligibility Instr. 1None
Port Eligibility Instr. 21*p0156
Port Eligibility Instr. 31*p15
Total Instr. Length (bytes)10
Cutoff 1None (348 other commands with the same cutoff)
Cutoff 2None
Graph (open in new window) (raw data)
Instruction 1LFENCE
Swap 🔄 Instruction 2 MOVZX RAX,AX (60 other commands with the same Instruction 2)
Instruction 3LEA 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;LEA RAX,[RBX]" && python3 normalize_cycles.py
Length Instruction 1 (bytes)3
Length Instruction 2 (bytes)4
Length Instruction 3 (bytes)3
Regioningfalse
Region CharacterizationType7 𓂀 (96 other commands with the same type)
Element Order Changes Regioning Effecttrue
Element Order Change DescriptionDifferent pattern of Type11

See this command on additional architectures:

Other commands where Cutoff 1 = None:

Other commands where Instruction 2 = MOVZX RAX,AX:

Other commands where Instruction 3 = LEA RAX,[RBX]:

Other commands where Region Characterization = Type7: