VSHUFPS (YMM, YMM, M256, I8) - Throughput and Uops (IACA 3.0)
With a non-indexed addressing mode
With 1 independent instruction
Throughput Analysis Report
--------------------------
Block Throughput: 1.00 Cycles Throughput Bottleneck: Dependency chains
Loop Count: 46
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 | 0.5 0.5 | 0.5 0.5 | 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 |
-----------------------------------------------------------------------------------------
| 2 | | | 0.5 0.5 | 0.5 0.5 | | 1.0 | | | vshufps ymm0, ymm1, ymmword ptr [r14], 0x2
Total Num Of Uops: 2
With 12 independent instructions
Throughput Analysis Report
--------------------------
Block Throughput: 12.00 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 | 6.0 6.0 | 6.0 6.0 | 0.0 | 12.0 | 0.0 | 0.0 |
--------------------------------------------------------------------------------------------------
| Num Of | Ports pressure in cycles | |
| Uops | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
-----------------------------------------------------------------------------------------
| 2 | | | 1.0 1.0 | | | 1.0 | | | vshufps ymm0, ymm1, ymmword ptr [r14], 0x2
| 2 | | | | 1.0 1.0 | | 1.0 | | | vshufps ymm2, ymm1, ymmword ptr [r14+0x20], 0x2
| 2 | | | 1.0 1.0 | | | 1.0 | | | vshufps ymm3, ymm1, ymmword ptr [r14+0x40], 0x2
| 2 | | | | 1.0 1.0 | | 1.0 | | | vshufps ymm4, ymm1, ymmword ptr [r14+0x60], 0x2
| 2 | | | 1.0 1.0 | | | 1.0 | | | vshufps ymm5, ymm1, ymmword ptr [r14+0x80], 0x2
| 2 | | | | 1.0 1.0 | | 1.0 | | | vshufps ymm6, ymm1, ymmword ptr [r14+0xa0], 0x2
| 2 | | | 1.0 1.0 | | | 1.0 | | | vshufps ymm7, ymm1, ymmword ptr [r14+0xc0], 0x2
| 2 | | | | 1.0 1.0 | | 1.0 | | | vshufps ymm8, ymm1, ymmword ptr [r14+0xe0], 0x2
| 2 | | | 1.0 1.0 | | | 1.0 | | | vshufps ymm9, ymm1, ymmword ptr [r14+0x100], 0x2
| 2 | | | | 1.0 1.0 | | 1.0 | | | vshufps ymm10, ymm1, ymmword ptr [r14+0x120], 0x2
| 2 | | | 1.0 1.0 | | | 1.0 | | | vshufps ymm11, ymm1, ymmword ptr [r14+0x140], 0x2
| 2 | | | | 1.0 1.0 | | 1.0 | | | vshufps ymm12, ymm1, ymmword ptr [r14+0x160], 0x2
Total Num Of Uops: 24
With an indexed addressing mode
With 1 independent instruction
Throughput Analysis Report
--------------------------
Block Throughput: 1.00 Cycles Throughput Bottleneck: Dependency chains
Loop Count: 46
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 | 0.5 0.5 | 0.5 0.5 | 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 |
-----------------------------------------------------------------------------------------
| 2 | | | 0.5 0.5 | 0.5 0.5 | | 1.0 | | | vshufps ymm0, ymm1, ymmword ptr [r14+r13*1], 0x2
Total Num Of Uops: 2
With 12 independent instructions
Throughput Analysis Report
--------------------------
Block Throughput: 12.00 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 | 6.0 6.0 | 6.0 6.0 | 0.0 | 12.0 | 0.0 | 0.0 |
--------------------------------------------------------------------------------------------------
| Num Of | Ports pressure in cycles | |
| Uops | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
-----------------------------------------------------------------------------------------
| 2 | | | 1.0 1.0 | | | 1.0 | | | vshufps ymm0, ymm1, ymmword ptr [r14+r13*1], 0x2
| 2 | | | | 1.0 1.0 | | 1.0 | | | vshufps ymm2, ymm1, ymmword ptr [r14+r13*1+0x20], 0x2
| 2 | | | 1.0 1.0 | | | 1.0 | | | vshufps ymm3, ymm1, ymmword ptr [r14+r13*1+0x40], 0x2
| 2 | | | | 1.0 1.0 | | 1.0 | | | vshufps ymm4, ymm1, ymmword ptr [r14+r13*1+0x60], 0x2
| 2 | | | 1.0 1.0 | | | 1.0 | | | vshufps ymm5, ymm1, ymmword ptr [r14+r13*1+0x80], 0x2
| 2 | | | | 1.0 1.0 | | 1.0 | | | vshufps ymm6, ymm1, ymmword ptr [r14+r13*1+0xa0], 0x2
| 2 | | | 1.0 1.0 | | | 1.0 | | | vshufps ymm7, ymm1, ymmword ptr [r14+r13*1+0xc0], 0x2
| 2 | | | | 1.0 1.0 | | 1.0 | | | vshufps ymm8, ymm1, ymmword ptr [r14+r13*1+0xe0], 0x2
| 2 | | | 1.0 1.0 | | | 1.0 | | | vshufps ymm9, ymm1, ymmword ptr [r14+r13*1+0x100], 0x2
| 2 | | | | 1.0 1.0 | | 1.0 | | | vshufps ymm10, ymm1, ymmword ptr [r14+r13*1+0x120], 0x2
| 2 | | | 1.0 1.0 | | | 1.0 | | | vshufps ymm11, ymm1, ymmword ptr [r14+r13*1+0x140], 0x2
| 2 | | | | 1.0 1.0 | | 1.0 | | | vshufps ymm12, ymm1, ymmword ptr [r14+r13*1+0x160], 0x2
Total Num Of Uops: 24