llvm/test/tools/llvm-mca/AArch64/Cortex/A53-carry-over.s

   1 # NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py
   2 # RUN: llvm-mca -mtriple=aarch64 -mcpu=cortex-a53 --timeline --iterations=1 < %s | FileCheck %s
   3
   4 ldp  w3, w5, [x10], #4 // 2uop + 1uop carry over
   5 add  w10, w11, w12
   6 add  w13, w14, w15
   7 ldp  w7, w8, [x11] // 2uop, no carry over
   8 add  w16, w17, w18
   9 add  w19, w20, w21
  10
  11 # CHECK:      Iterations:        1
  12 # CHECK-NEXT: Instructions:      6
  13 # CHECK-NEXT: Total Cycles:      8
  14 # CHECK-NEXT: Total uOps:        9
  15
  16 # CHECK:      Dispatch Width:    2
  17 # CHECK-NEXT: uOps Per Cycle:    1.13
  18 # CHECK-NEXT: IPC:               0.75
  19 # CHECK-NEXT: Block RThroughput: 4.5
  20
  21 # CHECK:      Instruction Info:
  22 # CHECK-NEXT: [1]: #uOps
  23 # CHECK-NEXT: [2]: Latency
  24 # CHECK-NEXT: [3]: RThroughput
  25 # CHECK-NEXT: [4]: MayLoad
  26 # CHECK-NEXT: [5]: MayStore
  27 # CHECK-NEXT: [6]: HasSideEffects (U)
  28
  29 # CHECK:      [1]    [2]    [3]    [4]    [5]    [6]    Instructions:
  30 # CHECK-NEXT:  3      4     2.00    *                   ldp     w3, w5, [x10], #4
  31 # CHECK-NEXT:  1      3     0.50                        add     w10, w11, w12
  32 # CHECK-NEXT:  1      3     0.50                        add     w13, w14, w15
  33 # CHECK-NEXT:  2      4     2.00    *                   ldp     w7, w8, [x11]
  34 # CHECK-NEXT:  1      3     0.50                        add     w16, w17, w18
  35 # CHECK-NEXT:  1      3     0.50                        add     w19, w20, w21
  36
  37 # CHECK:      Resources:
  38 # CHECK-NEXT: [0.0] - A53UnitALU
  39 # CHECK-NEXT: [0.1] - A53UnitALU
  40 # CHECK-NEXT: [1]   - A53UnitB
  41 # CHECK-NEXT: [2]   - A53UnitDiv
  42 # CHECK-NEXT: [3]   - A53UnitFPALU
  43 # CHECK-NEXT: [4]   - A53UnitFPMDS
  44 # CHECK-NEXT: [5]   - A53UnitLdSt
  45 # CHECK-NEXT: [6]   - A53UnitMAC
  46
  47 # CHECK:      Resource pressure per iteration:
  48 # CHECK-NEXT: [0.0]  [0.1]  [1]    [2]    [3]    [4]    [5]    [6]
  49 # CHECK-NEXT: 2.00   2.00    -      -      -      -     4.00    -
  50
  51 # CHECK:      Resource pressure by instruction:
  52 # CHECK-NEXT: [0.0]  [0.1]  [1]    [2]    [3]    [4]    [5]    [6]    Instructions:
  53 # CHECK-NEXT:  -      -      -      -      -      -     2.00    -     ldp       w3, w5, [x10], #4
  54 # CHECK-NEXT:  -     1.00    -      -      -      -      -      -     add       w10, w11, w12
  55 # CHECK-NEXT: 1.00    -      -      -      -      -      -      -     add       w13, w14, w15
  56 # CHECK-NEXT:  -      -      -      -      -      -     2.00    -     ldp       w7, w8, [x11]
  57 # CHECK-NEXT:  -     1.00    -      -      -      -      -      -     add       w16, w17, w18
  58 # CHECK-NEXT: 1.00    -      -      -      -      -      -      -     add       w19, w20, w21
  59
  60 # CHECK:      Timeline view:
  61 # CHECK-NEXT: Index     01234567
  62
  63 # CHECK:      [0,0]     DeeeE. .   ldp  w3, w5, [x10], #4
  64 # CHECK-NEXT: [0,1]     .DeeE. .   add  w10, w11, w12
  65 # CHECK-NEXT: [0,2]     . DeeE .   add  w13, w14, w15
  66 # CHECK-NEXT: [0,3]     .  DeeeE   ldp  w7, w8, [x11]
  67 # CHECK-NEXT: [0,4]     .   DeeE   add  w16, w17, w18
  68 # CHECK-NEXT: [0,5]     .   DeeE   add  w19, w20, w21
  69
  70 # CHECK:      Average Wait times (based on the timeline view):
  71 # CHECK-NEXT: [0]: Executions
  72 # CHECK-NEXT: [1]: Average time spent waiting in a scheduler's queue
  73 # CHECK-NEXT: [2]: Average time spent waiting in a scheduler's queue while ready
  74 # CHECK-NEXT: [3]: Average time elapsed from WB until retire stage
  75
  76 # CHECK:            [0]    [1]    [2]    [3]
  77 # CHECK-NEXT: 0.     1     0.0    0.0    0.0       ldp  w3, w5, [x10], #4
  78 # CHECK-NEXT: 1.     1     0.0    0.0    0.0       add  w10, w11, w12
  79 # CHECK-NEXT: 2.     1     0.0    0.0    0.0       add  w13, w14, w15
  80 # CHECK-NEXT: 3.     1     0.0    0.0    0.0       ldp  w7, w8, [x11]
  81 # CHECK-NEXT: 4.     1     0.0    0.0    0.0       add  w16, w17, w18
  82 # CHECK-NEXT: 5.     1     0.0    0.0    0.0       add  w19, w20, w21
  83 # CHECK-NEXT:        1     0.0    0.0    0.0       <total>