VPMULLQ (YMM, K, YMM, YMM) - Throughput and Uops (IACA 3.0)
With different registers for different operands
With 1 independent instruction
Throughput Analysis Report
--------------------------
Block Throughput: 11.66 Cycles Throughput Bottleneck: Backend
Loop Count: 38
Port Binding In Cycles Per Iteration:
--------------------------------------------------------------------------------------------------
| Port | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
--------------------------------------------------------------------------------------------------
| Cycles | 1.0 0.0 | 1.0 | 0.0 0.0 | 0.0 0.0 | 0.0 | 1.0 | 0.0 | 0.0 |
--------------------------------------------------------------------------------------------------
| Num Of | Ports pressure in cycles | |
| Uops | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
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| 3 | 1.0 | 1.0 | | | | 1.0 | | | vpmullq ymm0{k1}, ymm1, ymm2
Total Num Of Uops: 3
With 16 independent instructions
Throughput Analysis Report
--------------------------
Block Throughput: 15.95 Cycles Throughput Bottleneck: Backend
Loop Count: 22
Port Binding In Cycles Per Iteration:
--------------------------------------------------------------------------------------------------
| Port | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
--------------------------------------------------------------------------------------------------
| Cycles | 16.0 0.0 | 16.0 | 0.0 0.0 | 0.0 0.0 | 0.0 | 16.0 | 0.0 | 0.0 |
--------------------------------------------------------------------------------------------------
| Num Of | Ports pressure in cycles | |
| Uops | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
-----------------------------------------------------------------------------------------
| 3 | 1.0 | 1.0 | | | | 1.0 | | | vpmullq ymm0{k1}, ymm1, ymm2
| 3 | 1.0 | 1.0 | | | | 1.0 | | | vpmullq ymm3{k1}, ymm1, ymm2
| 3 | 1.0 | 1.0 | | | | 1.0 | | | vpmullq ymm4{k1}, ymm1, ymm2
| 3 | 1.0 | 1.0 | | | | 1.0 | | | vpmullq ymm5{k1}, ymm1, ymm2
| 3 | 1.0 | 1.0 | | | | 1.0 | | | vpmullq ymm6{k1}, ymm1, ymm2
| 3 | 1.0 | 1.0 | | | | 1.0 | | | vpmullq ymm7{k1}, ymm1, ymm2
| 3 | 1.0 | 1.0 | | | | 1.0 | | | vpmullq ymm8{k1}, ymm1, ymm2
| 3 | 1.0 | 1.0 | | | | 1.0 | | | vpmullq ymm9{k1}, ymm1, ymm2
| 3 | 1.0 | 1.0 | | | | 1.0 | | | vpmullq ymm10{k1}, ymm1, ymm2
| 3 | 1.0 | 1.0 | | | | 1.0 | | | vpmullq ymm11{k1}, ymm1, ymm2
| 3 | 1.0 | 1.0 | | | | 1.0 | | | vpmullq ymm12{k1}, ymm1, ymm2
| 3 | 1.0 | 1.0 | | | | 1.0 | | | vpmullq ymm16{k1}, ymm1, ymm2
| 3 | 1.0 | 1.0 | | | | 1.0 | | | vpmullq ymm17{k1}, ymm1, ymm2
| 3 | 1.0 | 1.0 | | | | 1.0 | | | vpmullq ymm18{k1}, ymm1, ymm2
| 3 | 1.0 | 1.0 | | | | 1.0 | | | vpmullq ymm19{k1}, ymm1, ymm2
| 3 | 1.0 | 1.0 | | | | 1.0 | | | vpmullq ymm20{k1}, ymm1, ymm2
Total Num Of Uops: 48
With the same register for for different operands
Throughput Analysis Report
--------------------------
Block Throughput: 11.66 Cycles Throughput Bottleneck: Backend
Loop Count: 38
Port Binding In Cycles Per Iteration:
--------------------------------------------------------------------------------------------------
| Port | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
--------------------------------------------------------------------------------------------------
| Cycles | 1.0 0.0 | 1.0 | 0.0 0.0 | 0.0 0.0 | 0.0 | 1.0 | 0.0 | 0.0 |
--------------------------------------------------------------------------------------------------
| Num Of | Ports pressure in cycles | |
| Uops | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
-----------------------------------------------------------------------------------------
| 3 | 1.0 | 1.0 | | | | 1.0 | | | vpmullq ymm0{k1}, ymm0, ymm0
Total Num Of Uops: 3