VPGATHERDD (YMM, VSIB_YMM, YMM) - Throughput and Uops (IACA 2.3)
With 1 independent instruction
Throughput Analysis Report
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Block Throughput: 10.43 Cycles Throughput Bottleneck: Dependency chains (possibly between iterations)
Port Binding In Cycles Per Iteration:
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| Port | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
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| Cycles | 6.5 0.0 | 6.5 | 4.0 4.0 | 4.0 4.0 | 0.0 | 6.5 | 6.5 | 0.0 |
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| Num Of | Ports pressure in cycles | |
| Uops | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 | |
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| 34 | 6.5 | 6.5 | 4.0 4.0 | 4.0 4.0 | | 6.5 | 6.5 | | | vpgatherdd ymm0, ymmword ptr [r14+ymm14*1], ymm1
Total Num Of Uops: 34
With 6 independent instructions
Throughput Analysis Report
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Block Throughput: 60.05 Cycles Throughput Bottleneck: Dependency chains (possibly between iterations)
Port Binding In Cycles Per Iteration:
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| Port | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
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| Cycles | 39.0 0.0 | 39.0 | 24.0 24.0 | 24.0 24.0 | 0.0 | 39.0 | 39.0 | 0.0 |
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| Num Of | Ports pressure in cycles | |
| Uops | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 | |
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| 34 | 7.0 | 6.9 | 4.0 4.0 | 4.0 4.0 | | 6.1 | 6.0 | | | vpgatherdd ymm0, ymmword ptr [r14+ymm14*1], ymm1
| 34 | 6.0 | 6.1 | 4.0 4.0 | 4.0 4.0 | | 6.9 | 7.0 | | | vpgatherdd ymm2, ymmword ptr [r14+ymm14*1+0x4], ymm3
| 34 | 7.0 | 6.9 | 4.0 4.0 | 4.0 4.0 | | 6.1 | 6.0 | | | vpgatherdd ymm4, ymmword ptr [r14+ymm14*1+0x8], ymm5
| 34 | 6.0 | 6.1 | 4.0 4.0 | 4.0 4.0 | | 6.9 | 7.0 | | | vpgatherdd ymm6, ymmword ptr [r14+ymm14*1+0xc], ymm7
| 34 | 7.0 | 6.9 | 4.0 4.0 | 4.0 4.0 | | 6.1 | 6.0 | | | vpgatherdd ymm8, ymmword ptr [r14+ymm14*1+0x10], ymm9
| 34 | 6.0 | 6.1 | 4.0 4.0 | 4.0 4.0 | | 6.9 | 7.0 | | | vpgatherdd ymm10, ymmword ptr [r14+ymm14*1+0x14], ymm11
Total Num Of Uops: 204