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1# NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py2# RUN: llvm-mca -mtriple=thumbv7-gnueabihf-linux -mcpu=cortex-a57 -timeline -iterations=10 < %s | FileCheck %s3 4# Test case from PR50174.5# NOP consumes zero resources, and it is 0 uOPs.6 7 pop {r3, r4, r5, r6, r7, pc}8 nop9 10# CHECK: Iterations: 1011# CHECK-NEXT: Instructions: 2012# CHECK-NEXT: Total Cycles: 4313# CHECK-NEXT: Total uOps: 8014 15# CHECK: Dispatch Width: 316# CHECK-NEXT: uOps Per Cycle: 1.8617# CHECK-NEXT: IPC: 0.4718# CHECK-NEXT: Block RThroughput: 4.019 20# CHECK: Instruction Info:21# CHECK-NEXT: [1]: #uOps22# CHECK-NEXT: [2]: Latency23# CHECK-NEXT: [3]: RThroughput24# CHECK-NEXT: [4]: MayLoad25# CHECK-NEXT: [5]: MayStore26# CHECK-NEXT: [6]: HasSideEffects (U)27 28# CHECK: [1] [2] [3] [4] [5] [6] Instructions:29# CHECK-NEXT: 8 4 4.00 * U pop {r3, r4, r5, r6, r7, pc}30# CHECK-NEXT: 0 0 0.00 * * U nop31 32# CHECK: Resources:33# CHECK-NEXT: [0] - A57UnitB34# CHECK-NEXT: [1.0] - A57UnitI35# CHECK-NEXT: [1.1] - A57UnitI36# CHECK-NEXT: [2] - A57UnitL37# CHECK-NEXT: [3] - A57UnitM38# CHECK-NEXT: [4] - A57UnitS39# CHECK-NEXT: [5] - A57UnitW40# CHECK-NEXT: [6] - A57UnitX41 42# CHECK: Resource pressure per iteration:43# CHECK-NEXT: [0] [1.0] [1.1] [2] [3] [4] [5] [6]44# CHECK-NEXT: - 2.00 2.00 4.00 - - - -45 46# CHECK: Resource pressure by instruction:47# CHECK-NEXT: [0] [1.0] [1.1] [2] [3] [4] [5] [6] Instructions:48# CHECK-NEXT: - 2.00 2.00 4.00 - - - - pop {r3, r4, r5, r6, r7, pc}49# CHECK-NEXT: - - - - - - - - nop50 51# CHECK: Timeline view:52# CHECK-NEXT: 0123456789 012345678953# CHECK-NEXT: Index 0123456789 0123456789 01254 55# CHECK: [0,0] DeeeeER . . . . . . . . pop {r3, r4, r5, r6, r7, pc}56# CHECK-NEXT: [0,1] . D---R . . . . . . . . nop57# CHECK-NEXT: [1,0] . D=eeeeER . . . . . . . pop {r3, r4, r5, r6, r7, pc}58# CHECK-NEXT: [1,1] . D----R . . . . . . . nop59# CHECK-NEXT: [2,0] . .D==eeeeER. . . . . . . pop {r3, r4, r5, r6, r7, pc}60# CHECK-NEXT: [2,1] . . DE----R. . . . . . . nop61# CHECK-NEXT: [3,0] . . D===eeeeER . . . . . . pop {r3, r4, r5, r6, r7, pc}62# CHECK-NEXT: [3,1] . . .D=E----R . . . . . . nop63# CHECK-NEXT: [4,0] . . . D====eeeeER . . . . . pop {r3, r4, r5, r6, r7, pc}64# CHECK-NEXT: [4,1] . . . D==E----R . . . . . nop65# CHECK-NEXT: [5,0] . . . D=====eeeeER . . . . pop {r3, r4, r5, r6, r7, pc}66# CHECK-NEXT: [5,1] . . . . D===E----R . . . . nop67# CHECK-NEXT: [6,0] . . . . D======eeeeER . . . pop {r3, r4, r5, r6, r7, pc}68# CHECK-NEXT: [6,1] . . . . D====E----R . . . nop69# CHECK-NEXT: [7,0] . . . . .D=======eeeeER. . . pop {r3, r4, r5, r6, r7, pc}70# CHECK-NEXT: [7,1] . . . . . D=====E----R. . . nop71# CHECK-NEXT: [8,0] . . . . . D========eeeeER . . pop {r3, r4, r5, r6, r7, pc}72# CHECK-NEXT: [8,1] . . . . . .D======E----R . . nop73# CHECK-NEXT: [9,0] . . . . . . D=========eeeeER pop {r3, r4, r5, r6, r7, pc}74# CHECK-NEXT: [9,1] . . . . . . D=======E----R nop75 76# CHECK: Average Wait times (based on the timeline view):77# CHECK-NEXT: [0]: Executions78# CHECK-NEXT: [1]: Average time spent waiting in a scheduler's queue79# CHECK-NEXT: [2]: Average time spent waiting in a scheduler's queue while ready80# CHECK-NEXT: [3]: Average time elapsed from WB until retire stage81 82# CHECK: [0] [1] [2] [3]83# CHECK-NEXT: 0. 10 5.5 2.7 0.0 pop {r3, r4, r5, r6, r7, pc}84# CHECK-NEXT: 1. 10 3.6 0.0 3.9 nop85# CHECK-NEXT: 10 4.6 1.4 2.0 <total>86