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1# NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py2# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=znver3 -iterations=1500 -timeline -timeline-max-iterations=4 < %s | FileCheck %s3 4# Each lzcnt has a false dependency on %ecx; the first lzcnt has to wait on the5# imul. However, the folded load can start immediately.6# The last lzcnt has a false dependency on %cx. However, even in this case, the7# folded load can start immediately.8 9imul %edx, %ecx10lzcnt (%rsp), %cx11lzcnt 2(%rsp), %cx12 13# CHECK: Iterations: 150014# CHECK-NEXT: Instructions: 450015# CHECK-NEXT: Total Cycles: 900316# CHECK-NEXT: Total uOps: 450017 18# CHECK: Dispatch Width: 619# CHECK-NEXT: uOps Per Cycle: 0.5020# CHECK-NEXT: IPC: 0.5021# CHECK-NEXT: Block RThroughput: 1.022 23# CHECK: Instruction Info:24# CHECK-NEXT: [1]: #uOps25# CHECK-NEXT: [2]: Latency26# CHECK-NEXT: [3]: RThroughput27# CHECK-NEXT: [4]: MayLoad28# CHECK-NEXT: [5]: MayStore29# CHECK-NEXT: [6]: HasSideEffects (U)30 31# CHECK: [1] [2] [3] [4] [5] [6] Instructions:32# CHECK-NEXT: 1 3 1.00 imull %edx, %ecx33# CHECK-NEXT: 1 5 0.33 * lzcntw (%rsp), %cx34# CHECK-NEXT: 1 5 0.33 * lzcntw 2(%rsp), %cx35 36# CHECK: Resources:37# CHECK-NEXT: [0] - Zn3AGU038# CHECK-NEXT: [1] - Zn3AGU139# CHECK-NEXT: [2] - Zn3AGU240# CHECK-NEXT: [3] - Zn3ALU041# CHECK-NEXT: [4] - Zn3ALU142# CHECK-NEXT: [5] - Zn3ALU243# CHECK-NEXT: [6] - Zn3ALU344# CHECK-NEXT: [7] - Zn3BRU145# CHECK-NEXT: [8] - Zn3FP046# CHECK-NEXT: [9] - Zn3FP147# CHECK-NEXT: [10] - Zn3FP248# CHECK-NEXT: [11] - Zn3FP349# CHECK-NEXT: [12.0] - Zn3FP4550# CHECK-NEXT: [12.1] - Zn3FP4551# CHECK-NEXT: [13] - Zn3FPSt52# CHECK-NEXT: [14.0] - Zn3LSU53# CHECK-NEXT: [14.1] - Zn3LSU54# CHECK-NEXT: [14.2] - Zn3LSU55# CHECK-NEXT: [15.0] - Zn3Load56# CHECK-NEXT: [15.1] - Zn3Load57# CHECK-NEXT: [15.2] - Zn3Load58# CHECK-NEXT: [16.0] - Zn3Store59# CHECK-NEXT: [16.1] - Zn3Store60 61# CHECK: Resource pressure per iteration:62# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12.0] [12.1] [13] [14.0] [14.1] [14.2] [15.0] [15.1] [15.2] [16.0] [16.1]63# CHECK-NEXT: 0.67 0.67 0.67 0.67 1.00 0.67 0.67 - - - - - - - - 0.67 0.67 0.67 0.67 0.67 0.67 - -64 65# CHECK: Resource pressure by instruction:66# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12.0] [12.1] [13] [14.0] [14.1] [14.2] [15.0] [15.1] [15.2] [16.0] [16.1] Instructions:67# CHECK-NEXT: - - - - 1.00 - - - - - - - - - - - - - - - - - - imull %edx, %ecx68# CHECK-NEXT: 0.33 0.33 0.33 0.33 - 0.33 0.33 - - - - - - - - 0.33 0.33 0.33 0.33 0.33 0.33 - - lzcntw (%rsp), %cx69# CHECK-NEXT: 0.33 0.33 0.33 0.33 - 0.33 0.33 - - - - - - - - 0.33 0.33 0.33 0.33 0.33 0.33 - - lzcntw 2(%rsp), %cx70 71# CHECK: Timeline view:72# CHECK-NEXT: 012345678973# CHECK-NEXT: Index 0123456789 012345674 75# CHECK: [0,0] DeeeER . . . .. imull %edx, %ecx76# CHECK-NEXT: [0,1] DeeeeeER . . . .. lzcntw (%rsp), %cx77# CHECK-NEXT: [0,2] D=eeeeeER . . . .. lzcntw 2(%rsp), %cx78# CHECK-NEXT: [1,0] D======eeeER . . .. imull %edx, %ecx79# CHECK-NEXT: [1,1] D======eeeeeER . . .. lzcntw (%rsp), %cx80# CHECK-NEXT: [1,2] D=======eeeeeER. . .. lzcntw 2(%rsp), %cx81# CHECK-NEXT: [2,0] .D===========eeeER . .. imull %edx, %ecx82# CHECK-NEXT: [2,1] .D===========eeeeeER. .. lzcntw (%rsp), %cx83# CHECK-NEXT: [2,2] .D============eeeeeER .. lzcntw 2(%rsp), %cx84# CHECK-NEXT: [3,0] .D=================eeeER .. imull %edx, %ecx85# CHECK-NEXT: [3,1] .D=================eeeeeER. lzcntw (%rsp), %cx86# CHECK-NEXT: [3,2] .D==================eeeeeER lzcntw 2(%rsp), %cx87 88# CHECK: Average Wait times (based on the timeline view):89# CHECK-NEXT: [0]: Executions90# CHECK-NEXT: [1]: Average time spent waiting in a scheduler's queue91# CHECK-NEXT: [2]: Average time spent waiting in a scheduler's queue while ready92# CHECK-NEXT: [3]: Average time elapsed from WB until retire stage93 94# CHECK: [0] [1] [2] [3]95# CHECK-NEXT: 0. 4 9.5 0.3 0.0 imull %edx, %ecx96# CHECK-NEXT: 1. 4 9.5 0.0 0.0 lzcntw (%rsp), %cx97# CHECK-NEXT: 2. 4 10.5 0.0 0.0 lzcntw 2(%rsp), %cx98# CHECK-NEXT: 4 9.8 0.1 0.0 <total>99