| Assembly | LFENCE;SHL RAX,1;VANDNPD XMM0,XMM1,XMM2 | |
|---|---|---|
| Architecture Codename | Sandy Bridge | |
| Port Eligibility Instr. 1 | None | |
| Port Eligibility Instr. 2 | 1*p05 (1096 other cmds. with the same port eligibility for instr. 2) | |
| Port Eligibility Instr. 3 | 1*p5 (2846 other cmds. with the same port eligibility for instr. 3) | |
| (96 other cmds. with the same port eligibility for both instr. 2 and instr. 3) | ||
| Total Instr. Length (bytes) | 10 | |
| Cutoff 1 | None (10976 other commands with the same cutoff) | |
| Cutoff 2 | None | |
| Instruction 1 | LFENCE | |
| Swap 🔄 | Instruction 2 | SHL RAX,1 (444 other commands with the same Instruction 2) |
| Instruction 3 | VANDNPD XMM0,XMM1,XMM2 (444 other commands with the same Instruction 3) | |
| Number of instructions | 3 | |
| Graph Generation | python3 unroll_csv.py -a SNB -asm "LFENCE;SHL RAX,1;VANDNPD XMM0,XMM1,XMM2" && python3 normalize_cycles.py | |
| Length Instruction 1 (bytes) | 3 | |
| Length Instruction 2 (bytes) | 3 | |
| Length Instruction 3 (bytes) | 4 | |
| Regioning | true | |
| Region Characterization | Type49 (838 other commands with the same type) | |
| Element Order Changes Regioning Effect | true | |
| Element Order Change Description | Different pattern of Type18 | |