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LFENCE;BSF RAX,RBX;MULPS XMM0,XMM1 on Haswell (more architectures)

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AssemblyLFENCE;BSF RAX,RBX;MULPS XMM0,XMM1
Architecture CodenameHaswell
Port Eligibility Instr. 1None
Port Eligibility Instr. 21*p1 (2358 other cmds. with the same port eligibility for instr. 2)
Port Eligibility Instr. 31*p01 (1344 other cmds. with the same port eligibility for instr. 3)
(120 other cmds. with the same port eligibility for both instr. 2 and instr. 3)
Total Instr. Length (bytes)10
Cutoff 11417 (1499 other commands with the same cutoff)
Cutoff 22834
Instruction 1LFENCE
Swap 🔄 Instruction 2 BSF RAX,RBX (444 other commands with the same Instruction 2)
Instruction 3MULPS XMM0,XMM1 (444 other commands with the same Instruction 3)
Number of instructions3
Graph Generationpython3 unroll_csv.py -a HSW -asm "LFENCE;BSF RAX,RBX;MULPS XMM0,XMM1" && python3 normalize_cycles.py
Length Instruction 1 (bytes)3
Length Instruction 2 (bytes)4
Length Instruction 3 (bytes)3
Regioningfalse
Region Characterization Type15 (219 other commands with the same type)
Element Order Changes Regioning Effectfalse
Element Order Change DescriptionSame Pattern

LFENCE;BSF RAX,RBX;MULPS XMM0,XMM1 on additional architectures:

Other commands where Cutoff 1 = 1417:

1499 instructions, click for details

Other commands where Instruction 2 = BSF RAX,RBX:

444 instructions, click for details

Other commands where Instruction 3 = MULPS XMM0,XMM1:

444 instructions, click for details

Other commands where Region Characterization = Type15:

219 instructions, click for details

Other commands where the port eligibility for Instruction 2 is 1*p1:

2358 instructions, click for details

Other commands where the port eligibility for Instruction 3 is 1*p01:

1344 instructions, click for details

Other commands where the port eligibility for Instruction 2 is 1*p1 and for Instruction 3 is 1*p01: