VEXTRACTF64X4 (YMM, ZMM, I8) - Throughput and Uops (IACA 3.0)
With different registers for different operands
With 1 independent instruction
Throughput Analysis Report
--------------------------
Block Throughput: 0.98 Cycles Throughput Bottleneck: Dependency chains
Loop Count: 60
Port Binding In Cycles Per Iteration:
--------------------------------------------------------------------------------------------------
| Port | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
--------------------------------------------------------------------------------------------------
| Cycles | 0.0 0.0 | 0.0 | 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 |
-----------------------------------------------------------------------------------------
| 1 | | | | | | 1.0 | | | vextractf64x4 ymm0, zmm1, 0x2
Total Num Of Uops: 1
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 | 0.0 0.0 | 0.0 | 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 |
-----------------------------------------------------------------------------------------
| 1 | | | | | | 1.0 | | | vextractf64x4 ymm0, zmm1, 0x2
| 1 | | | | | | 1.0 | | | vextractf64x4 ymm2, zmm1, 0x2
| 1 | | | | | | 1.0 | | | vextractf64x4 ymm3, zmm1, 0x2
| 1 | | | | | | 1.0 | | | vextractf64x4 ymm4, zmm1, 0x2
| 1 | | | | | | 1.0 | | | vextractf64x4 ymm5, zmm1, 0x2
| 1 | | | | | | 1.0 | | | vextractf64x4 ymm6, zmm1, 0x2
| 1 | | | | | | 1.0 | | | vextractf64x4 ymm7, zmm1, 0x2
| 1 | | | | | | 1.0 | | | vextractf64x4 ymm8, zmm1, 0x2
| 1 | | | | | | 1.0 | | | vextractf64x4 ymm9, zmm1, 0x2
| 1 | | | | | | 1.0 | | | vextractf64x4 ymm10, zmm1, 0x2
| 1 | | | | | | 1.0 | | | vextractf64x4 ymm11, zmm1, 0x2
| 1 | | | | | | 1.0 | | | vextractf64x4 ymm12, zmm1, 0x2
| 1 | | | | | | 1.0 | | | vextractf64x4 ymm16, zmm1, 0x2
| 1 | | | | | | 1.0 | | | vextractf64x4 ymm17, zmm1, 0x2
| 1 | | | | | | 1.0 | | | vextractf64x4 ymm18, zmm1, 0x2
| 1 | | | | | | 1.0 | | | vextractf64x4 ymm19, zmm1, 0x2
Total Num Of Uops: 16
With the same register for for different operands
Throughput Analysis Report
--------------------------
Block Throughput: 2.96 Cycles Throughput Bottleneck: Backend
Loop Count: 81
Port Binding In Cycles Per Iteration:
--------------------------------------------------------------------------------------------------
| Port | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
--------------------------------------------------------------------------------------------------
| Cycles | 0.0 0.0 | 0.0 | 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 |
-----------------------------------------------------------------------------------------
| 1 | | | | | | 1.0 | | | vextractf64x4 ymm0, zmm0, 0x2
Total Num Of Uops: 1