| # NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py |
| # RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=haswell -timeline -timeline-max-iterations=3 < %s | FileCheck %s |
| |
| # Code snippet taken from PR48024. |
| |
| stmxcsr -4(%rsp) |
| movl $-24577, %eax # imm = 0x9FFF |
| andl -4(%rsp), %eax |
| movl %eax, -8(%rsp) |
| ldmxcsr -8(%rsp) |
| retq |
| |
| # CHECK: Iterations: 100 |
| # CHECK-NEXT: Instructions: 600 |
| # CHECK-NEXT: Total Cycles: 1304 |
| # CHECK-NEXT: Total uOps: 1300 |
| |
| # CHECK: Dispatch Width: 4 |
| # CHECK-NEXT: uOps Per Cycle: 1.00 |
| # CHECK-NEXT: IPC: 0.46 |
| # CHECK-NEXT: Block RThroughput: 3.3 |
| |
| # 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: 3 2 1.00 * U stmxcsr -4(%rsp) |
| # CHECK-NEXT: 1 1 0.25 movl $-24577, %eax |
| # CHECK-NEXT: 2 6 0.50 * andl -4(%rsp), %eax |
| # CHECK-NEXT: 1 1 1.00 * movl %eax, -8(%rsp) |
| # CHECK-NEXT: 3 7 1.00 * * U ldmxcsr -8(%rsp) |
| # CHECK-NEXT: 3 7 1.00 U retq |
| |
| # CHECK: Resources: |
| # CHECK-NEXT: [0] - HWDivider |
| # CHECK-NEXT: [1] - HWFPDivider |
| # CHECK-NEXT: [2] - HWPort0 |
| # CHECK-NEXT: [3] - HWPort1 |
| # CHECK-NEXT: [4] - HWPort2 |
| # CHECK-NEXT: [5] - HWPort3 |
| # CHECK-NEXT: [6] - HWPort4 |
| # CHECK-NEXT: [7] - HWPort5 |
| # CHECK-NEXT: [8] - HWPort6 |
| # CHECK-NEXT: [9] - HWPort7 |
| |
| # CHECK: Resource pressure per iteration: |
| # CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] |
| # CHECK-NEXT: - - 1.74 1.74 1.67 1.68 2.00 1.74 1.78 1.65 |
| |
| # CHECK: Resource pressure by instruction: |
| # CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] Instructions: |
| # CHECK-NEXT: - - - - 0.30 - 1.00 1.00 - 0.70 stmxcsr -4(%rsp) |
| # CHECK-NEXT: - - 0.03 0.53 - - - 0.23 0.21 - movl $-24577, %eax |
| # CHECK-NEXT: - - 0.22 0.58 0.35 0.65 - - 0.20 - andl -4(%rsp), %eax |
| # CHECK-NEXT: - - - - 0.05 - 1.00 - - 0.95 movl %eax, -8(%rsp) |
| # CHECK-NEXT: - - 1.00 0.21 0.34 0.66 - 0.42 0.37 - ldmxcsr -8(%rsp) |
| # CHECK-NEXT: - - 0.49 0.42 0.63 0.37 - 0.09 1.00 - retq |
| |
| # CHECK: Timeline view: |
| # CHECK-NEXT: 0123456789 0123456789 |
| # CHECK-NEXT: Index 0123456789 0123456789 012 |
| |
| # CHECK: [0,0] DeeER. . . . . . . . . stmxcsr -4(%rsp) |
| # CHECK-NEXT: [0,1] DeE-R. . . . . . . . . movl $-24577, %eax |
| # CHECK-NEXT: [0,2] .DeeeeeeER. . . . . . . . andl -4(%rsp), %eax |
| # CHECK-NEXT: [0,3] .D======eER . . . . . . . movl %eax, -8(%rsp) |
| # CHECK-NEXT: [0,4] . D=====eeeeeeeER . . . . . . ldmxcsr -8(%rsp) |
| # CHECK-NEXT: [0,5] . DeeeeeeeE----R . . . . . . retq |
| # CHECK-NEXT: [1,0] . D==========eeER . . . . . . stmxcsr -4(%rsp) |
| # CHECK-NEXT: [1,1] . DeE-----------R . . . . . . movl $-24577, %eax |
| # CHECK-NEXT: [1,2] . D=========eeeeeeER . . . . . andl -4(%rsp), %eax |
| # CHECK-NEXT: [1,3] . D===============eER . . . . . movl %eax, -8(%rsp) |
| # CHECK-NEXT: [1,4] . .D==============eeeeeeeER. . . . ldmxcsr -8(%rsp) |
| # CHECK-NEXT: [1,5] . . DeeeeeeeE-------------R. . . . retq |
| # CHECK-NEXT: [2,0] . . D===================eeER . . . stmxcsr -4(%rsp) |
| # CHECK-NEXT: [2,1] . . DeE--------------------R . . . movl $-24577, %eax |
| # CHECK-NEXT: [2,2] . . D==================eeeeeeER . . andl -4(%rsp), %eax |
| # CHECK-NEXT: [2,3] . . D========================eER . . movl %eax, -8(%rsp) |
| # CHECK-NEXT: [2,4] . . D=======================eeeeeeeER ldmxcsr -8(%rsp) |
| # CHECK-NEXT: [2,5] . . .DeeeeeeeE----------------------R retq |
| |
| # 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. 3 10.7 0.3 0.0 stmxcsr -4(%rsp) |
| # CHECK-NEXT: 1. 3 1.0 1.0 10.7 movl $-24577, %eax |
| # CHECK-NEXT: 2. 3 10.0 0.3 0.0 andl -4(%rsp), %eax |
| # CHECK-NEXT: 3. 3 16.0 0.0 0.0 movl %eax, -8(%rsp) |
| # CHECK-NEXT: 4. 3 15.0 0.0 0.0 ldmxcsr -8(%rsp) |
| # CHECK-NEXT: 5. 3 1.0 1.0 13.0 retq |
| # CHECK-NEXT: 3 8.9 0.4 3.9 <total> |
