test/tools/llvm-mca/X86/SandyBridge/resources-cmpxchg.s

   1 # NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py
   2 # RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=sandybridge -instruction-tables < %s | FileCheck %s
   3
   4 cmpxchg8b  (%rax)
   5 cmpxchg16b (%rax)
   6
   7 # CHECK:      Instruction Info:
   8 # CHECK-NEXT: [1]: #uOps
   9 # CHECK-NEXT: [2]: Latency
  10 # CHECK-NEXT: [3]: RThroughput
  11 # CHECK-NEXT: [4]: MayLoad
  12 # CHECK-NEXT: [5]: MayStore
  13 # CHECK-NEXT: [6]: HasSideEffects (U)
  14
  15 # CHECK:      [1]    [2]    [3]    [4]    [5]    [6]    Instructions:
  16 # CHECK-NEXT:  3      6     1.00    *      *            cmpxchg8b       (%rax)
  17 # CHECK-NEXT:  3      6     1.00    *      *            cmpxchg16b      (%rax)
  18
  19 # CHECK:      Resources:
  20 # CHECK-NEXT: [0]   - SBDivider
  21 # CHECK-NEXT: [1]   - SBFPDivider
  22 # CHECK-NEXT: [2]   - SBPort0
  23 # CHECK-NEXT: [3]   - SBPort1
  24 # CHECK-NEXT: [4]   - SBPort4
  25 # CHECK-NEXT: [5]   - SBPort5
  26 # CHECK-NEXT: [6.0] - SBPort23
  27 # CHECK-NEXT: [6.1] - SBPort23
  28
  29 # CHECK:      Resource pressure per iteration:
  30 # CHECK-NEXT: [0]    [1]    [2]    [3]    [4]    [5]    [6.0]  [6.1]
  31 # CHECK-NEXT:  -      -     0.67   0.67   2.00   0.67   2.00   2.00
  32
  33 # CHECK:      Resource pressure by instruction:
  34 # CHECK-NEXT: [0]    [1]    [2]    [3]    [4]    [5]    [6.0]  [6.1]  Instructions:
  35 # CHECK-NEXT:  -      -     0.33   0.33   1.00   0.33   1.00   1.00   cmpxchg8b (%rax)
  36 # CHECK-NEXT:  -      -     0.33   0.33   1.00   0.33   1.00   1.00   cmpxchg16b        (%rax)