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LFENCE;PADDQ MM0,MM1;CRC32 RAX,RBX on Ivy Bridge (more architectures)

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AssemblyLFENCE;PADDQ MM0,MM1;CRC32 RAX,RBX
Architecture CodenameIvy Bridge
Port Eligibility Instr. 1None
Port Eligibility Instr. 21*p15 (1576 other cmds. with the same port eligibility for instr. 2)
Port Eligibility Instr. 3None (644 other cmds. with the same port eligibility for instr. 3)
(44 other cmds. with the same port eligibility for both instr. 2 and instr. 3)
Total Instr. Length (bytes)12
Cutoff 12765 (1 other commands with the same cutoff)
Cutoff 25426
Instruction 1LFENCE
Swap 🔄 Instruction 2 PADDQ MM0,MM1 (444 other commands with the same Instruction 2)
Instruction 3CRC32 RAX,RBX (444 other commands with the same Instruction 3)
Number of instructions3
Graph Generationpython3 unroll_csv.py -a IVB -asm "LFENCE;PADDQ MM0,MM1;CRC32 RAX,RBX" && python3 normalize_cycles.py
Length Instruction 1 (bytes)3
Length Instruction 2 (bytes)3
Length Instruction 3 (bytes)6
Regioningtrue
Region Characterization Type36 (299 other commands with the same type)
Element Order Changes Regioning Effectfalse
Element Order Change DescriptionSame Pattern

LFENCE;PADDQ MM0,MM1;CRC32 RAX,RBX on additional architectures:

Other commands where Cutoff 1 = 2765:

1 instructions, click for details

Other commands where Instruction 2 = PADDQ MM0,MM1:

444 instructions, click for details

Other commands where Instruction 3 = CRC32 RAX,RBX:

444 instructions, click for details

Other commands where Region Characterization = Type36:

299 instructions, click for details

Other commands where the port eligibility for Instruction 2 is 1*p15:

1576 instructions, click for details

Other commands where the port eligibility for Instruction 3 is None:

644 instructions, click for details

Other commands where the port eligibility for Instruction 2 is 1*p15 and for Instruction 3 is None: