ADC_13 (R16, R16) - Throughput and Uops (IACA 3.0)
With different registers for different operands
With 1 independent instruction
Throughput Analysis Report
--------------------------
Block Throughput: 0.98 Cycles Throughput Bottleneck: Dependency chains
Loop Count: 52
Port Binding In Cycles Per Iteration:
--------------------------------------------------------------------------------------------------
| Port | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
--------------------------------------------------------------------------------------------------
| Cycles | 0.5 0.0 | 0.0 | 0.0 0.0 | 0.0 0.0 | 0.0 | 0.0 | 0.5 | 0.0 |
--------------------------------------------------------------------------------------------------
| Num Of | Ports pressure in cycles | |
| Uops | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
-----------------------------------------------------------------------------------------
| 1 | 0.5 | | | | | | 0.5 | | adc r8w, r9w
Total Num Of Uops: 1
With additional dependency-breaking instructions
Throughput Analysis Report
--------------------------
Block Throughput: 0.96 Cycles Throughput Bottleneck: Dependency chains
Loop Count: 26
Port Binding In Cycles Per Iteration:
--------------------------------------------------------------------------------------------------
| Port | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
--------------------------------------------------------------------------------------------------
| Cycles | 0.5 0.0 | 0.5 | 0.0 0.0 | 0.0 0.0 | 0.0 | 0.5 | 0.5 | 0.0 |
--------------------------------------------------------------------------------------------------
| Num Of | Ports pressure in cycles | |
| Uops | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
-----------------------------------------------------------------------------------------
| 1 | 0.5 | | | | | | 0.5 | | adc r8w, r9w
| 1 | | 0.5 | | | | 0.5 | | | test r15, r15
Total Num Of Uops: 2
With 12 independent instructions
Throughput Analysis Report
--------------------------
Block Throughput: 5.95 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 | 6.0 0.0 | 0.0 | 0.0 0.0 | 0.0 0.0 | 0.0 | 0.0 | 6.0 | 0.0 |
--------------------------------------------------------------------------------------------------
| Num Of | Ports pressure in cycles | |
| Uops | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
-----------------------------------------------------------------------------------------
| 1 | 1.0 | | | | | | | | adc r8w, r9w
| 1 | | | | | | | 1.0 | | adc r10w, r9w
| 1 | 1.0 | | | | | | | | adc r11w, r9w
| 1 | | | | | | | 1.0 | | adc r12w, r9w
| 1 | 1.0 | | | | | | | | adc r13w, r9w
| 1 | | | | | | | 1.0 | | adc r14w, r9w
| 1 | 1.0 | | | | | | | | adc bx, r9w
| 1 | | | | | | | 1.0 | | adc cx, r9w
| 1 | 1.0 | | | | | | | | adc dx, r9w
| 1 | | | | | | | 1.0 | | adc di, r9w
| 1 | 1.0 | | | | | | | | adc si, r9w
| 1 | | | | | | | 1.0 | | adc bp, r9w
Total Num Of Uops: 12
With additional dependency-breaking instructions
Throughput Analysis Report
--------------------------
Block Throughput: 5.95 Cycles Throughput Bottleneck: Dependency chains
Loop Count: 22
Port Binding In Cycles Per Iteration:
--------------------------------------------------------------------------------------------------
| Port | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
--------------------------------------------------------------------------------------------------
| Cycles | 6.0 0.0 | 6.0 | 0.0 0.0 | 0.0 0.0 | 0.0 | 6.0 | 6.0 | 0.0 |
--------------------------------------------------------------------------------------------------
| Num Of | Ports pressure in cycles | |
| Uops | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
-----------------------------------------------------------------------------------------
| 1 | 1.0 | | | | | | | | adc r8w, r9w
| 1 | | 1.0 | | | | | | | test r15, r15
| 1 | | | | | | | 1.0 | | adc r10w, r9w
| 1 | | | | | | 1.0 | | | test r15, r15
| 1 | 1.0 | | | | | | | | adc r11w, r9w
| 1 | | 1.0 | | | | | | | test r15, r15
| 1 | | | | | | | 1.0 | | adc r12w, r9w
| 1 | | | | | | 1.0 | | | test r15, r15
| 1 | 1.0 | | | | | | | | adc r13w, r9w
| 1 | | 1.0 | | | | | | | test r15, r15
| 1 | | | | | | | 1.0 | | adc r14w, r9w
| 1 | | | | | | 1.0 | | | test r15, r15
| 1 | 1.0 | | | | | | | | adc bx, r9w
| 1 | | 1.0 | | | | | | | test r15, r15
| 1 | | | | | | | 1.0 | | adc cx, r9w
| 1 | | | | | | 1.0 | | | test r15, r15
| 1 | 1.0 | | | | | | | | adc dx, r9w
| 1 | | 1.0 | | | | | | | test r15, r15
| 1 | | | | | | | 1.0 | | adc di, r9w
| 1 | | | | | | 1.0 | | | test r15, r15
| 1 | 1.0 | | | | | | | | adc si, r9w
| 1 | | 1.0 | | | | | | | test r15, r15
| 1 | | | | | | | 1.0 | | adc bp, r9w
| 1 | | | | | | 1.0 | | | test r15, r15
Total Num Of Uops: 24
With the same register for for different operands
Throughput Analysis Report
--------------------------
Block Throughput: 0.98 Cycles Throughput Bottleneck: Dependency chains
Loop Count: 52
Port Binding In Cycles Per Iteration:
--------------------------------------------------------------------------------------------------
| Port | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
--------------------------------------------------------------------------------------------------
| Cycles | 0.5 0.0 | 0.0 | 0.0 0.0 | 0.0 0.0 | 0.0 | 0.0 | 0.5 | 0.0 |
--------------------------------------------------------------------------------------------------
| Num Of | Ports pressure in cycles | |
| Uops | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
-----------------------------------------------------------------------------------------
| 1 | 0.5 | | | | | | 0.5 | | adc r8w, r8w
Total Num Of Uops: 1
With additional dependency-breaking instructions
Throughput Analysis Report
--------------------------
Block Throughput: 0.96 Cycles Throughput Bottleneck: Dependency chains
Loop Count: 26
Port Binding In Cycles Per Iteration:
--------------------------------------------------------------------------------------------------
| Port | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
--------------------------------------------------------------------------------------------------
| Cycles | 0.5 0.0 | 0.5 | 0.0 0.0 | 0.0 0.0 | 0.0 | 0.5 | 0.5 | 0.0 |
--------------------------------------------------------------------------------------------------
| Num Of | Ports pressure in cycles | |
| Uops | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
-----------------------------------------------------------------------------------------
| 1 | 0.5 | | | | | | 0.5 | | adc r8w, r8w
| 1 | | 0.5 | | | | 0.5 | | | test r15, r15
Total Num Of Uops: 2