1# NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py 2# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=bdver2 -iterations=100 -resource-pressure=false -timeline -timeline-max-iterations=2 < %s | FileCheck %s 3 4# In this test, the VDIVPS takes 38 cycles to write to register YMM3. The first 5# VADDPS does not depend on the VDIVPS (the WAW dependency is eliminated at 6# register renaming stage). So the first VADDPS can be executed in parallel to 7# the VDIVPS. That VADDPS also writes to register XMM3, and the upper half of 8# YMM3 is implicitly cleared. As a consequence, the definition of YMM3 from the 9# VDIVPS is killed, and the subsequent VADDPS instructions don't need to wait 10# for the VDIVPS to complete. 11# The block reciprocal throughput is limited by the VDIVPS reciprocal throughput 12# (which is 38 cycles). The sequence of VADDPS can be executed in parallel on 13# the FPA unit; their latency is "hidden" by the long latency of the VDIVPS. 14 15vdivps %ymm0, %ymm1, %ymm3 16vaddps %xmm0, %xmm1, %xmm3 17vaddps %ymm3, %ymm1, %ymm4 18vaddps %ymm3, %ymm1, %ymm4 19vaddps %ymm3, %ymm1, %ymm4 20vaddps %ymm3, %ymm1, %ymm4 21vaddps %ymm3, %ymm1, %ymm4 22vaddps %ymm3, %ymm1, %ymm4 23vaddps %ymm3, %ymm1, %ymm4 24vaddps %ymm3, %ymm1, %ymm4 25vaddps %ymm3, %ymm1, %ymm4 26vaddps %ymm3, %ymm1, %ymm4 27vaddps %ymm3, %ymm1, %ymm4 28vaddps %ymm3, %ymm1, %ymm4 29vaddps %ymm3, %ymm1, %ymm4 30vaddps %ymm3, %ymm1, %ymm4 31vaddps %ymm3, %ymm1, %ymm4 32vandps %xmm4, %xmm1, %xmm0 33 34# CHECK: Iterations: 100 35# CHECK-NEXT: Instructions: 1800 36# CHECK-NEXT: Total Cycles: 3203 37# CHECK-NEXT: Total uOps: 3400 38 39# CHECK: Dispatch Width: 4 40# CHECK-NEXT: uOps Per Cycle: 1.06 41# CHECK-NEXT: IPC: 0.56 42# CHECK-NEXT: Block RThroughput: 24.5 43 44# CHECK: Instruction Info: 45# CHECK-NEXT: [1]: #uOps 46# CHECK-NEXT: [2]: Latency 47# CHECK-NEXT: [3]: RThroughput 48# CHECK-NEXT: [4]: MayLoad 49# CHECK-NEXT: [5]: MayStore 50# CHECK-NEXT: [6]: HasSideEffects (U) 51 52# CHECK: [1] [2] [3] [4] [5] [6] Instructions: 53# CHECK-NEXT: 2 9 9.00 vdivps %ymm0, %ymm1, %ymm3 54# CHECK-NEXT: 1 5 1.00 vaddps %xmm0, %xmm1, %xmm3 55# CHECK-NEXT: 2 5 1.00 vaddps %ymm3, %ymm1, %ymm4 56# CHECK-NEXT: 2 5 1.00 vaddps %ymm3, %ymm1, %ymm4 57# CHECK-NEXT: 2 5 1.00 vaddps %ymm3, %ymm1, %ymm4 58# CHECK-NEXT: 2 5 1.00 vaddps %ymm3, %ymm1, %ymm4 59# CHECK-NEXT: 2 5 1.00 vaddps %ymm3, %ymm1, %ymm4 60# CHECK-NEXT: 2 5 1.00 vaddps %ymm3, %ymm1, %ymm4 61# CHECK-NEXT: 2 5 1.00 vaddps %ymm3, %ymm1, %ymm4 62# CHECK-NEXT: 2 5 1.00 vaddps %ymm3, %ymm1, %ymm4 63# CHECK-NEXT: 2 5 1.00 vaddps %ymm3, %ymm1, %ymm4 64# CHECK-NEXT: 2 5 1.00 vaddps %ymm3, %ymm1, %ymm4 65# CHECK-NEXT: 2 5 1.00 vaddps %ymm3, %ymm1, %ymm4 66# CHECK-NEXT: 2 5 1.00 vaddps %ymm3, %ymm1, %ymm4 67# CHECK-NEXT: 2 5 1.00 vaddps %ymm3, %ymm1, %ymm4 68# CHECK-NEXT: 2 5 1.00 vaddps %ymm3, %ymm1, %ymm4 69# CHECK-NEXT: 2 5 1.00 vaddps %ymm3, %ymm1, %ymm4 70# CHECK-NEXT: 1 2 0.50 vandps %xmm4, %xmm1, %xmm0 71 72# CHECK: Timeline view: 73# CHECK-NEXT: 0123456789 0123456789 0123456789 74# CHECK-NEXT: Index 0123456789 0123456789 0123456789 0123456 75 76# CHECK: [0,0] DeeeeeeeeeER . . . . . . . . . . .. vdivps %ymm0, %ymm1, %ymm3 77# CHECK-NEXT: [0,1] DeeeeeE----R . . . . . . . . . . .. vaddps %xmm0, %xmm1, %xmm3 78# CHECK-NEXT: [0,2] .D====eeeeeER . . . . . . . . . . .. vaddps %ymm3, %ymm1, %ymm4 79# CHECK-NEXT: [0,3] .D======eeeeeER. . . . . . . . . . .. vaddps %ymm3, %ymm1, %ymm4 80# CHECK-NEXT: [0,4] . D=======eeeeeER . . . . . . . . . .. vaddps %ymm3, %ymm1, %ymm4 81# CHECK-NEXT: [0,5] . D=========eeeeeER . . . . . . . . . .. vaddps %ymm3, %ymm1, %ymm4 82# CHECK-NEXT: [0,6] . D==========eeeeeER . . . . . . . . .. vaddps %ymm3, %ymm1, %ymm4 83# CHECK-NEXT: [0,7] . D============eeeeeER . . . . . . . . .. vaddps %ymm3, %ymm1, %ymm4 84# CHECK-NEXT: [0,8] . D=============eeeeeER. . . . . . . . .. vaddps %ymm3, %ymm1, %ymm4 85# CHECK-NEXT: [0,9] . D==============eeeeeER . . . . . . . .. vaddps %ymm3, %ymm1, %ymm4 86# CHECK-NEXT: [0,10] . D==============eeeeeER . . . . . . . .. vaddps %ymm3, %ymm1, %ymm4 87# CHECK-NEXT: [0,11] . D===============eeeeeER . . . . . . . .. vaddps %ymm3, %ymm1, %ymm4 88# CHECK-NEXT: [0,12] . .D===============eeeeeER . . . . . . . .. vaddps %ymm3, %ymm1, %ymm4 89# CHECK-NEXT: [0,13] . .D================eeeeeER. . . . . . . .. vaddps %ymm3, %ymm1, %ymm4 90# CHECK-NEXT: [0,14] . . D================eeeeeER . . . . . . .. vaddps %ymm3, %ymm1, %ymm4 91# CHECK-NEXT: [0,15] . . D=================eeeeeER . . . . . . .. vaddps %ymm3, %ymm1, %ymm4 92# CHECK-NEXT: [0,16] . . D=================eeeeeER . . . . . . .. vaddps %ymm3, %ymm1, %ymm4 93# CHECK-NEXT: [0,17] . . D======================eeER. . . . . . .. vandps %xmm4, %xmm1, %xmm0 94# CHECK-NEXT: [1,0] . . D=======================eeeeeeeeeER . . . . .. vdivps %ymm0, %ymm1, %ymm3 95# CHECK-NEXT: [1,1] . . D=======================eeeeeE----R . . . . .. vaddps %xmm0, %xmm1, %xmm3 96# CHECK-NEXT: [1,2] . . D===========================eeeeeER. . . . .. vaddps %ymm3, %ymm1, %ymm4 97# CHECK-NEXT: [1,3] . . D=============================eeeeeER . . . .. vaddps %ymm3, %ymm1, %ymm4 98# CHECK-NEXT: [1,4] . . .D==============================eeeeeER . . . .. vaddps %ymm3, %ymm1, %ymm4 99# CHECK-NEXT: [1,5] . . .D================================eeeeeER . . .. vaddps %ymm3, %ymm1, %ymm4 100# CHECK-NEXT: [1,6] . . . D=================================eeeeeER . . .. vaddps %ymm3, %ymm1, %ymm4 101# CHECK-NEXT: [1,7] . . . D===================================eeeeeER. . .. vaddps %ymm3, %ymm1, %ymm4 102# CHECK-NEXT: [1,8] . . . D====================================eeeeeER . .. vaddps %ymm3, %ymm1, %ymm4 103# CHECK-NEXT: [1,9] . . . D=====================================eeeeeER . .. vaddps %ymm3, %ymm1, %ymm4 104# CHECK-NEXT: [1,10] . . . D=====================================eeeeeER . .. vaddps %ymm3, %ymm1, %ymm4 105# CHECK-NEXT: [1,11] . . . D======================================eeeeeER. .. vaddps %ymm3, %ymm1, %ymm4 106# CHECK-NEXT: [1,12] . . . D======================================eeeeeER .. vaddps %ymm3, %ymm1, %ymm4 107# CHECK-NEXT: [1,13] . . . D=======================================eeeeeER .. vaddps %ymm3, %ymm1, %ymm4 108# CHECK-NEXT: [1,14] . . . .D=======================================eeeeeER .. vaddps %ymm3, %ymm1, %ymm4 109# CHECK-NEXT: [1,15] . . . .D========================================eeeeeER .. vaddps %ymm3, %ymm1, %ymm4 110# CHECK-NEXT: [1,16] . . . . D========================================eeeeeER.. vaddps %ymm3, %ymm1, %ymm4 111# CHECK-NEXT: [1,17] . . . . D=============================================eeER vandps %xmm4, %xmm1, %xmm0 112 113# CHECK: Average Wait times (based on the timeline view): 114# CHECK-NEXT: [0]: Executions 115# CHECK-NEXT: [1]: Average time spent waiting in a scheduler's queue 116# CHECK-NEXT: [2]: Average time spent waiting in a scheduler's queue while ready 117# CHECK-NEXT: [3]: Average time elapsed from WB until retire stage 118 119# CHECK: [0] [1] [2] [3] 120# CHECK-NEXT: 0. 2 12.5 0.5 0.0 vdivps %ymm0, %ymm1, %ymm3 121# CHECK-NEXT: 1. 2 12.5 0.5 4.0 vaddps %xmm0, %xmm1, %xmm3 122# CHECK-NEXT: 2. 2 16.5 0.0 0.0 vaddps %ymm3, %ymm1, %ymm4 123# CHECK-NEXT: 3. 2 18.5 2.0 0.0 vaddps %ymm3, %ymm1, %ymm4 124# CHECK-NEXT: 4. 2 19.5 4.0 0.0 vaddps %ymm3, %ymm1, %ymm4 125# CHECK-NEXT: 5. 2 21.5 6.0 0.0 vaddps %ymm3, %ymm1, %ymm4 126# CHECK-NEXT: 6. 2 22.5 8.0 0.0 vaddps %ymm3, %ymm1, %ymm4 127# CHECK-NEXT: 7. 2 24.5 10.0 0.0 vaddps %ymm3, %ymm1, %ymm4 128# CHECK-NEXT: 8. 2 25.5 12.0 0.0 vaddps %ymm3, %ymm1, %ymm4 129# CHECK-NEXT: 9. 2 26.5 13.0 0.0 vaddps %ymm3, %ymm1, %ymm4 130# CHECK-NEXT: 10. 2 26.5 14.0 0.0 vaddps %ymm3, %ymm1, %ymm4 131# CHECK-NEXT: 11. 2 27.5 15.0 0.0 vaddps %ymm3, %ymm1, %ymm4 132# CHECK-NEXT: 12. 2 27.5 16.0 0.0 vaddps %ymm3, %ymm1, %ymm4 133# CHECK-NEXT: 13. 2 28.5 17.0 0.0 vaddps %ymm3, %ymm1, %ymm4 134# CHECK-NEXT: 14. 2 28.5 17.5 0.0 vaddps %ymm3, %ymm1, %ymm4 135# CHECK-NEXT: 15. 2 29.5 18.5 0.0 vaddps %ymm3, %ymm1, %ymm4 136# CHECK-NEXT: 16. 2 29.5 19.0 0.0 vaddps %ymm3, %ymm1, %ymm4 137# CHECK-NEXT: 17. 2 34.5 0.0 0.0 vandps %xmm4, %xmm1, %xmm0 138# CHECK-NEXT: 2 24.0 9.6 0.2 <total> 139