VCMPPD (XMM, XMM, XMM, I8) - Throughput and Uops (IACA 2.2)
With different registers for different operands
With 1 independent instruction
Throughput Analysis Report
--------------------------
Block Throughput: 1.00 Cycles Throughput Bottleneck: Port1
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 | 0.0 | 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 | | | | | | | CP | vcmppd xmm0, xmm1, xmm2, 0x2
Total Num Of Uops: 1
With 11 independent instructions
Throughput Analysis Report
--------------------------
Block Throughput: 11.00 Cycles Throughput Bottleneck: Port1
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 | 0.0 | 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 | | | | | | | CP | vcmppd xmm0, xmm1, xmm2, 0x2
| 1 | | 1.0 | | | | | | | CP | vcmppd xmm3, xmm1, xmm2, 0x2
| 1 | | 1.0 | | | | | | | CP | vcmppd xmm4, xmm1, xmm2, 0x2
| 1 | | 1.0 | | | | | | | CP | vcmppd xmm5, xmm1, xmm2, 0x2
| 1 | | 1.0 | | | | | | | CP | vcmppd xmm6, xmm1, xmm2, 0x2
| 1 | | 1.0 | | | | | | | CP | vcmppd xmm7, xmm1, xmm2, 0x2
| 1 | | 1.0 | | | | | | | CP | vcmppd xmm8, xmm1, xmm2, 0x2
| 1 | | 1.0 | | | | | | | CP | vcmppd xmm9, xmm1, xmm2, 0x2
| 1 | | 1.0 | | | | | | | CP | vcmppd xmm10, xmm1, xmm2, 0x2
| 1 | | 1.0 | | | | | | | CP | vcmppd xmm11, xmm1, xmm2, 0x2
| 1 | | 1.0 | | | | | | | CP | vcmppd xmm12, xmm1, xmm2, 0x2
Total Num Of Uops: 11
With the same register for for different operands
With 1 independent instruction
Throughput Analysis Report
--------------------------
Block Throughput: 3.00 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 | 0.0 0.0 | 1.0 | 0.0 0.0 | 0.0 0.0 | 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 | |
---------------------------------------------------------------------------------
| 1 | | 1.0 | | | | | | | CP | vcmppd xmm0, xmm0, xmm0, 0x2
Total Num Of Uops: 1
With 13 independent instructions
Throughput Analysis Report
--------------------------
Block Throughput: 13.00 Cycles Throughput Bottleneck: Port1
Port Binding In Cycles Per Iteration:
---------------------------------------------------------------------------------------
| Port | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
---------------------------------------------------------------------------------------
| Cycles | 0.0 0.0 | 13.0 | 0.0 0.0 | 0.0 0.0 | 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 | |
---------------------------------------------------------------------------------
| 1 | | 1.0 | | | | | | | CP | vcmppd xmm0, xmm0, xmm0, 0x2
| 1 | | 1.0 | | | | | | | CP | vcmppd xmm1, xmm1, xmm1, 0x2
| 1 | | 1.0 | | | | | | | CP | vcmppd xmm2, xmm2, xmm2, 0x2
| 1 | | 1.0 | | | | | | | CP | vcmppd xmm3, xmm3, xmm3, 0x2
| 1 | | 1.0 | | | | | | | CP | vcmppd xmm4, xmm4, xmm4, 0x2
| 1 | | 1.0 | | | | | | | CP | vcmppd xmm5, xmm5, xmm5, 0x2
| 1 | | 1.0 | | | | | | | CP | vcmppd xmm6, xmm6, xmm6, 0x2
| 1 | | 1.0 | | | | | | | CP | vcmppd xmm7, xmm7, xmm7, 0x2
| 1 | | 1.0 | | | | | | | CP | vcmppd xmm8, xmm8, xmm8, 0x2
| 1 | | 1.0 | | | | | | | CP | vcmppd xmm9, xmm9, xmm9, 0x2
| 1 | | 1.0 | | | | | | | CP | vcmppd xmm10, xmm10, xmm10, 0x2
| 1 | | 1.0 | | | | | | | CP | vcmppd xmm11, xmm11, xmm11, 0x2
| 1 | | 1.0 | | | | | | | CP | vcmppd xmm12, xmm12, xmm12, 0x2
Total Num Of Uops: 13
With the -no_interiteration flag
Throughput Analysis Report
--------------------------
Block Throughput: 1.00 Cycles Throughput Bottleneck: Port1
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 | 0.0 | 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 | | | | | | | CP | vcmppd xmm0, xmm1, xmm2, 0x2
Total Num Of Uops: 1