VCVTPD2PS (XMM, YMM) - Port Usage (IACA 3.0)
With blocking instructions for port '1':
Throughput Analysis Report
--------------------------
Block Throughput: 11.00 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 | 11.0 | 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 | | | | | | | vhaddpd xmm2, xmm3, xmm4
| 3 | | 1.0 | | | | | | | vhaddpd xmm5, xmm3, xmm4
| 3 | | 1.0 | | | | | | | vhaddpd xmm6, xmm3, xmm4
| 3 | | 1.0 | | | | | | | vhaddpd xmm7, xmm3, xmm4
| 3 | | 1.0 | | | | | | | vhaddpd xmm8, xmm3, xmm4
| 3 | | 1.0 | | | | | | | vhaddpd xmm9, xmm3, xmm4
| 3 | | 1.0 | | | | | | | vhaddpd xmm10, xmm3, xmm4
| 3 | | 1.0 | | | | | | | vhaddpd xmm11, xmm3, xmm4
| 3 | | 1.0 | | | | | | | vhaddpd xmm12, xmm3, xmm4
| 3 | | 1.0 | | | | | | | vhaddpd xmm2, xmm3, xmm4
| 2 | | 1.0 | | | | 1.0 | | | vcvtpd2ps xmm0, ymm1
Total Num Of Uops: 32
⇨ One μop that can only use port '1'
With blocking instructions for port '5':
Throughput Analysis Report
--------------------------
Block Throughput: 10.95 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 | 1.0 | 0.0 0.0 | 0.0 0.0 | 0.0 | 11.0 | 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 | | | movd mmx0, r8d
| 1 | | | | | | 1.0 | | | movd mmx1, r8d
| 1 | | | | | | 1.0 | | | movd mmx2, r8d
| 1 | | | | | | 1.0 | | | movd mmx3, r8d
| 1 | | | | | | 1.0 | | | movd mmx4, r8d
| 1 | | | | | | 1.0 | | | movd mmx5, r8d
| 1 | | | | | | 1.0 | | | movd mmx6, r8d
| 1 | | | | | | 1.0 | | | movd mmx7, r8d
| 1 | | | | | | 1.0 | | | movd mmx0, r8d
| 1 | | | | | | 1.0 | | | movd mmx1, r8d
| 2 | | 1.0 | | | | 1.0 | | | vcvtpd2ps xmm0, ymm1
Total Num Of Uops: 12
⇨ One μop that can only use port '5'