uops-again.info

LFENCE;ADD RAX,RBX;SHL RAX,1 on Comet Lake (more architectures)

(open in new window) (raw data)
AssemblyLFENCE;ADD RAX,RBX;SHL RAX,1
Architecture CodenameComet Lake
Port Eligibility Instr. 1None
Port Eligibility Instr. 21*p0156 (6662 other cmds. with the same port eligibility for instr. 2)
Port Eligibility Instr. 31*p06 (1248 other cmds. with the same port eligibility for instr. 3)
(479 other cmds. with the same port eligibility for both instr. 2 and instr. 3)
Total Instr. Length (bytes)10
Cutoff 11575 (1309 other commands with the same cutoff)
Cutoff 23149
Instruction 1LFENCE
Swap 🔄 Instruction 2 ADD RAX,RBX (444 other commands with the same Instruction 2)
Instruction 3SHL RAX,1 (444 other commands with the same Instruction 3)
Number of instructions3
Graph Generationpython3 unroll_csv.py -a CML -asm "LFENCE;ADD RAX,RBX;SHL RAX,1" && python3 normalize_cycles.py
Length Instruction 1 (bytes)3
Length Instruction 2 (bytes)4
Length Instruction 3 (bytes)3
Regioningtrue
Region Characterization Type0 (642 other commands with the same type)
Element Order Changes Regioning Effecttrue
Element Order Change DescriptionDifferent pattern of Type12

LFENCE;ADD RAX,RBX;SHL RAX,1 on additional architectures:

Other commands where Cutoff 1 = 1575:

1309 instructions, click for details

Other commands where Instruction 2 = ADD RAX,RBX:

444 instructions, click for details

Other commands where Instruction 3 = SHL RAX,1:

444 instructions, click for details

Other commands where Region Characterization = Type0:

642 instructions, click for details

Other commands where the port eligibility for Instruction 2 is 1*p0156:

6662 instructions, click for details

Other commands where the port eligibility for Instruction 3 is 1*p06:

1248 instructions, click for details

Other commands where the port eligibility for Instruction 2 is 1*p0156 and for Instruction 3 is 1*p06: