test/tools/llvm-mca/X86/BtVer2/read-advance-2.s

   1 # NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py
   2 # RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=btver2 -iterations=1 -resource-pressure=0 -timeline < %s | FileCheck %s
   3
   4   imull  %esi
   5   imull  (%rdi)
   6
   7 # The second integer multiply can start at cycle 2 because the implicit reads
   8 # can start after the load operand is evaluated.
   9
  10 # CHECK:      Iterations:        1
  11 # CHECK-NEXT: Instructions:      2
  12 # CHECK-NEXT: Total Cycles:      10
  13 # CHECK-NEXT: Total uOps:        4
  14
  15 # CHECK:      Dispatch Width:    2
  16 # CHECK-NEXT: uOps Per Cycle:    0.40
  17 # CHECK-NEXT: IPC:               0.20
  18 # CHECK-NEXT: Block RThroughput: 2.0
  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:  2      3     1.00                        imull   %esi
  30 # CHECK-NEXT:  2      6     1.00    *                   imull   (%rdi)
  31
  32 # CHECK:      Timeline view:
  33 # CHECK-NEXT: Index     0123456789
  34
  35 # CHECK:      [0,0]     DeeeER   .   imull      %esi
  36 # CHECK-NEXT: [0,1]     .DeeeeeeER   imull      (%rdi)
  37
  38 # CHECK:      Average Wait times (based on the timeline view):
  39 # CHECK-NEXT: [0]: Executions
  40 # CHECK-NEXT: [1]: Average time spent waiting in a scheduler's queue
  41 # CHECK-NEXT: [2]: Average time spent waiting in a scheduler's queue while ready
  42 # CHECK-NEXT: [3]: Average time elapsed from WB until retire stage
  43
  44 # CHECK:            [0]    [1]    [2]    [3]
  45 # CHECK-NEXT: 0.     1     1.0    1.0    0.0       imull        %esi
  46 # CHECK-NEXT: 1.     1     1.0    1.0    0.0       imull        (%rdi)