test/tools/llvm-mca/AArch64/Exynos/pr38575.s

   1 # NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py
   2 # RUN: llvm-mca -march=aarch64 -mcpu=exynos-m3 < %s | FileCheck %s
   3
   4 # Check that llvm-mca doesn't crash when analyzing this block of code.
   5
   6 # This test is related to PR38575.
   7 # The crash was indirectly cause by an incorrectly truncation of a processor
   8 # resource mask value (an uint64_t) to int value.
   9 # The problem can only be observed on targets that declare more than 32
  10 # resources (like exynos-m3).
  11
  12 ror x1, x2, x3
  13
  14 # CHECK:      Iterations:        100
  15 # CHECK-NEXT: Instructions:      100
  16 # CHECK-NEXT: Total Cycles:      28
  17 # CHECK-NEXT: Dispatch Width:    6
  18 # CHECK-NEXT: IPC:               3.57
  19 # CHECK-NEXT: Block RThroughput: 0.3
  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:  1      1     0.25                        ror     x1, x2, x3
  31
  32 # CHECK:      Resources:
  33 # CHECK-NEXT: [0]   - M3PipeF0
  34 # CHECK-NEXT: [1]   - M3PipeF1
  35 # CHECK-NEXT: [2]   - M3PipeF2
  36 # CHECK-NEXT: [3.0] - M3UnitA
  37 # CHECK-NEXT: [3.1] - M3UnitA
  38 # CHECK-NEXT: [4.0] - M3UnitB
  39 # CHECK-NEXT: [4.1] - M3UnitB
  40 # CHECK-NEXT: [5.0] - M3UnitC
  41 # CHECK-NEXT: [5.1] - M3UnitC
  42 # CHECK-NEXT: [6]   - M3UnitD
  43 # CHECK-NEXT: [7]   - M3UnitFADD0
  44 # CHECK-NEXT: [8]   - M3UnitFADD1
  45 # CHECK-NEXT: [9]   - M3UnitFADD2
  46 # CHECK-NEXT: [10]  - M3UnitFCVT0
  47 # CHECK-NEXT: [11]  - M3UnitFCVT1
  48 # CHECK-NEXT: [12.0] - M3UnitFDIV0
  49 # CHECK-NEXT: [12.1] - M3UnitFDIV0
  50 # CHECK-NEXT: [13.0] - M3UnitFDIV1
  51 # CHECK-NEXT: [13.1] - M3UnitFDIV1
  52 # CHECK-NEXT: [14]  - M3UnitFMAC0
  53 # CHECK-NEXT: [15]  - M3UnitFMAC1
  54 # CHECK-NEXT: [16]  - M3UnitFMAC2
  55 # CHECK-NEXT: [17.0] - M3UnitFSQR
  56 # CHECK-NEXT: [17.1] - M3UnitFSQR
  57 # CHECK-NEXT: [18]  - M3UnitFST0
  58 # CHECK-NEXT: [19]  - M3UnitFST1
  59 # CHECK-NEXT: [20.0] - M3UnitL
  60 # CHECK-NEXT: [20.1] - M3UnitL
  61 # CHECK-NEXT: [21]  - M3UnitNALU0
  62 # CHECK-NEXT: [22]  - M3UnitNALU1
  63 # CHECK-NEXT: [23]  - M3UnitNALU2
  64 # CHECK-NEXT: [24]  - M3UnitNCRY0
  65 # CHECK-NEXT: [25]  - M3UnitNCRY1
  66 # CHECK-NEXT: [26]  - M3UnitNMSC
  67 # CHECK-NEXT: [27]  - M3UnitNMUL
  68 # CHECK-NEXT: [28]  - M3UnitNSHF0
  69 # CHECK-NEXT: [29]  - M3UnitNSHF1
  70 # CHECK-NEXT: [30]  - M3UnitNSHF2
  71 # CHECK-NEXT: [31]  - M3UnitNSHT0
  72 # CHECK-NEXT: [32]  - M3UnitNSHT1
  73 # CHECK-NEXT: [33]  - M3UnitNSHT2
  74 # CHECK-NEXT: [34]  - M3UnitS
  75
  76 # CHECK:      Resource pressure per iteration:
  77 # CHECK-NEXT: [0]    [1]    [2]    [3.0]  [3.1]  [4.0]  [4.1]  [5.0]  [5.1]  [6]    [7]    [8]    [9]    [10]   [11]   [12.0] [12.1] [13.0] [13.1] [14]   [15]   [16]   [17.0] [17.1] [18]   [19]   [20.0] [20.1] [21]   [22]   [23]   [24]   [25]   [26]   [27]   [28]   [29]   [30]   [31]   [32]   [33]   [34]
  78 # CHECK-NEXT:  -      -      -     0.25   0.25    -      -     0.25   0.25    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -
  79
  80 # CHECK:      Resource pressure by instruction:
  81 # CHECK-NEXT: [0]    [1]    [2]    [3.0]  [3.1]  [4.0]  [4.1]  [5.0]  [5.1]  [6]    [7]    [8]    [9]    [10]   [11]   [12.0] [12.1] [13.0] [13.1] [14]   [15]   [16]   [17.0] [17.1] [18]   [19]   [20.0] [20.1] [21]   [22]   [23]   [24]   [25]   [26]   [27]   [28]   [29]   [30]   [31]   [32]   [33]   [34]   Instructions:
  82 # CHECK-NEXT:  -      -      -     0.25   0.25    -      -     0.25   0.25    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     ror x1, x2, x3