DIVPS (XMM, M128) - Throughput and Uops (IACA 2.2)
With a non-indexed addressing mode
Throughput Analysis Report
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Block Throughput: 11.00 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 | 1.0 3.0 | 0.0 | 0.5 0.5 | 0.5 0.5 | 0.0 | 0.0 | 0.0 | 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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| 2^ | 1.0 3.0 | | 0.5 0.5 | 0.5 0.5 | | | | | CP | divps xmm2, xmmword ptr [r14]
Total Num Of Uops: 2
With an indexed addressing mode
Throughput Analysis Report
--------------------------
Block Throughput: 11.00 Cycles Throughput Bottleneck: Dependency chains (possibly between iterations)
Port Binding In Cycles Per Iteration:
---------------------------------------------------------------------------------------
| Port | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
---------------------------------------------------------------------------------------
| Cycles | 1.0 3.0 | 0.0 | 0.5 0.5 | 0.5 0.5 | 0.0 | 0.0 | 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 3.0 | | 0.5 0.5 | 0.5 0.5 | | | | | CP | divps xmm2, xmmword ptr [r14]
Total Num Of Uops: 2
With the -no_interiteration flag
Throughput Analysis Report
--------------------------
Block Throughput: 3.00 Cycles Throughput Bottleneck: Divider
Port Binding In Cycles Per Iteration:
---------------------------------------------------------------------------------------
| Port | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
---------------------------------------------------------------------------------------
| Cycles | 1.0 3.0 | 0.0 | 0.5 0.5 | 0.5 0.5 | 0.0 | 0.0 | 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 3.0 | | 0.5 0.5 | 0.5 0.5 | | | | | CP | divps xmm0, xmmword ptr [r14]
Total Num Of Uops: 2