llvm/test/tools/llvm-mca/ARM/cortex-a57-carryover.s

   1 # NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py
   2 # RUN: llvm-mca -mtriple=thumbv7-gnueabihf-linux -mcpu=cortex-a57 -timeline -iterations=10 < %s | FileCheck %s
   3
   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   nop
   9
  10 # CHECK:      Iterations:        10
  11 # CHECK-NEXT: Instructions:      20
  12 # CHECK-NEXT: Total Cycles:      43
  13 # CHECK-NEXT: Total uOps:        80
  14
  15 # CHECK:      Dispatch Width:    3
  16 # CHECK-NEXT: uOps Per Cycle:    1.86
  17 # CHECK-NEXT: IPC:               0.47
  18 # CHECK-NEXT: Block RThroughput: 4.0
  19
  20 # CHECK:      Instruction Info:
  21 # CHECK-NEXT: [1]: #uOps
  22 # CHECK-NEXT: [2]: Latency
  23 # CHECK-NEXT: [3]: RThroughput
  24 # CHECK-NEXT: [4]: MayLoad
  25 # CHECK-NEXT: [5]: MayStore
  26 # 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     nop
  31
  32 # CHECK:      Resources:
  33 # CHECK-NEXT: [0]   - A57UnitB
  34 # CHECK-NEXT: [1.0] - A57UnitI
  35 # CHECK-NEXT: [1.1] - A57UnitI
  36 # CHECK-NEXT: [2]   - A57UnitL
  37 # CHECK-NEXT: [3]   - A57UnitM
  38 # CHECK-NEXT: [4]   - A57UnitS
  39 # CHECK-NEXT: [5]   - A57UnitW
  40 # CHECK-NEXT: [6]   - A57UnitX
  41
  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:  -      -      -      -      -      -      -      -     nop
  50
  51 # CHECK:      Timeline view:
  52 # CHECK-NEXT:                     0123456789          0123456789
  53 # CHECK-NEXT: Index     0123456789          0123456789          012
  54
  55 # CHECK:      [0,0]     DeeeeER   .    .    .    .    .    .    . .   pop       {r3, r4, r5, r6, r7, pc}
  56 # CHECK-NEXT: [0,1]     . D---R   .    .    .    .    .    .    . .   nop
  57 # CHECK-NEXT: [1,0]     .  D=eeeeER    .    .    .    .    .    . .   pop       {r3, r4, r5, r6, r7, pc}
  58 # CHECK-NEXT: [1,1]     .    D----R    .    .    .    .    .    . .   nop
  59 # CHECK-NEXT: [2,0]     .    .D==eeeeER.    .    .    .    .    . .   pop       {r3, r4, r5, r6, r7, pc}
  60 # CHECK-NEXT: [2,1]     .    .  DE----R.    .    .    .    .    . .   nop
  61 # CHECK-NEXT: [3,0]     .    .   D===eeeeER .    .    .    .    . .   pop       {r3, r4, r5, r6, r7, pc}
  62 # CHECK-NEXT: [3,1]     .    .    .D=E----R .    .    .    .    . .   nop
  63 # CHECK-NEXT: [4,0]     .    .    . D====eeeeER  .    .    .    . .   pop       {r3, r4, r5, r6, r7, pc}
  64 # CHECK-NEXT: [4,1]     .    .    .   D==E----R  .    .    .    . .   nop
  65 # CHECK-NEXT: [5,0]     .    .    .    D=====eeeeER   .    .    . .   pop       {r3, r4, r5, r6, r7, pc}
  66 # CHECK-NEXT: [5,1]     .    .    .    . D===E----R   .    .    . .   nop
  67 # CHECK-NEXT: [6,0]     .    .    .    .  D======eeeeER    .    . .   pop       {r3, r4, r5, r6, r7, pc}
  68 # CHECK-NEXT: [6,1]     .    .    .    .    D====E----R    .    . .   nop
  69 # CHECK-NEXT: [7,0]     .    .    .    .    .D=======eeeeER.    . .   pop       {r3, r4, r5, r6, r7, pc}
  70 # CHECK-NEXT: [7,1]     .    .    .    .    .  D=====E----R.    . .   nop
  71 # CHECK-NEXT: [8,0]     .    .    .    .    .   D========eeeeER . .   pop       {r3, r4, r5, r6, r7, pc}
  72 # CHECK-NEXT: [8,1]     .    .    .    .    .    .D======E----R . .   nop
  73 # CHECK-NEXT: [9,0]     .    .    .    .    .    . D=========eeeeER   pop       {r3, r4, r5, r6, r7, pc}
  74 # CHECK-NEXT: [9,1]     .    .    .    .    .    .   D=======E----R   nop
  75
  76 # CHECK:      Average Wait times (based on the timeline view):
  77 # CHECK-NEXT: [0]: Executions
  78 # CHECK-NEXT: [1]: Average time spent waiting in a scheduler's queue
  79 # CHECK-NEXT: [2]: Average time spent waiting in a scheduler's queue while ready
  80 # CHECK-NEXT: [3]: Average time elapsed from WB until retire stage
  81
  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       nop
  85 # CHECK-NEXT:        10    4.6    1.4    2.0       <total>