| # NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py |
| # RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=znver1 -iterations=1 -resource-pressure=false -timeline < %s | FileCheck %s |
| |
| # An instruction that writes to a 32-bit register will not have any false |
| # dependence on the corresponding 64-bit register because the upper part of |
| # the 64-bit register is set to zero |
| |
| imulq %rax, %rcx |
| addl %edx, %ecx |
| addq %rcx, %rdx |
| |
| # CHECK: Iterations: 1 |
| # CHECK-NEXT: Instructions: 3 |
| # CHECK-NEXT: Total Cycles: 9 |
| # CHECK-NEXT: Dispatch Width: 4 |
| # CHECK-NEXT: IPC: 0.33 |
| # CHECK-NEXT: Block RThroughput: 1.0 |
| |
| # CHECK: Instruction Info: |
| # CHECK-NEXT: [1]: #uOps |
| # CHECK-NEXT: [2]: Latency |
| # CHECK-NEXT: [3]: RThroughput |
| # CHECK-NEXT: [4]: MayLoad |
| # CHECK-NEXT: [5]: MayStore |
| # CHECK-NEXT: [6]: HasSideEffects (U) |
| |
| # CHECK: [1] [2] [3] [4] [5] [6] Instructions: |
| # CHECK-NEXT: 2 4 1.00 imulq %rax, %rcx |
| # CHECK-NEXT: 1 1 0.25 addl %edx, %ecx |
| # CHECK-NEXT: 1 1 0.25 addq %rcx, %rdx |
| |
| # CHECK: Timeline view: |
| # CHECK-NEXT: Index 012345678 |
| |
| # CHECK: [0,0] DeeeeER . imulq %rax, %rcx |
| # CHECK-NEXT: [0,1] D====eER. addl %edx, %ecx |
| # CHECK-NEXT: [0,2] D=====eER addq %rcx, %rdx |
| |
| # CHECK: Average Wait times (based on the timeline view): |
| # CHECK-NEXT: [0]: Executions |
| # CHECK-NEXT: [1]: Average time spent waiting in a scheduler's queue |
| # CHECK-NEXT: [2]: Average time spent waiting in a scheduler's queue while ready |
| # CHECK-NEXT: [3]: Average time elapsed from WB until retire stage |
| |
| # CHECK: [0] [1] [2] [3] |
| # CHECK-NEXT: 0. 1 1.0 1.0 0.0 imulq %rax, %rcx |
| # CHECK-NEXT: 1. 1 5.0 0.0 0.0 addl %edx, %ecx |
| # CHECK-NEXT: 2. 1 6.0 0.0 0.0 addq %rcx, %rdx |