• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1# NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py
2# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=skylake -instruction-tables < %s | FileCheck %s
3
4cmpxchg8b  (%rax)
5cmpxchg16b (%rax)
6lock cmpxchg8b  (%rax)
7lock cmpxchg16b (%rax)
8
9# CHECK:      Instruction Info:
10# CHECK-NEXT: [1]: #uOps
11# CHECK-NEXT: [2]: Latency
12# CHECK-NEXT: [3]: RThroughput
13# CHECK-NEXT: [4]: MayLoad
14# CHECK-NEXT: [5]: MayStore
15# CHECK-NEXT: [6]: HasSideEffects (U)
16
17# CHECK:      [1]    [2]    [3]    [4]    [5]    [6]    Instructions:
18# CHECK-NEXT:  14     16    2.75    *      *            cmpxchg8b	(%rax)
19# CHECK-NEXT:  19     23    4.00    *      *            cmpxchg16b	(%rax)
20# CHECK-NEXT:  14     16    2.75    *      *            lock		cmpxchg8b	(%rax)
21# CHECK-NEXT:  19     23    4.00    *      *            lock		cmpxchg16b	(%rax)
22
23# CHECK:      Resources:
24# CHECK-NEXT: [0]   - SKLDivider
25# CHECK-NEXT: [1]   - SKLFPDivider
26# CHECK-NEXT: [2]   - SKLPort0
27# CHECK-NEXT: [3]   - SKLPort1
28# CHECK-NEXT: [4]   - SKLPort2
29# CHECK-NEXT: [5]   - SKLPort3
30# CHECK-NEXT: [6]   - SKLPort4
31# CHECK-NEXT: [7]   - SKLPort5
32# CHECK-NEXT: [8]   - SKLPort6
33# CHECK-NEXT: [9]   - SKLPort7
34
35# CHECK:      Resource pressure per iteration:
36# CHECK-NEXT: [0]    [1]    [2]    [3]    [4]    [5]    [6]    [7]    [8]    [9]
37# CHECK-NEXT:  -      -     17.50  7.50   3.33   3.33   4.00   15.50  13.50  1.33
38
39# CHECK:      Resource pressure by instruction:
40# CHECK-NEXT: [0]    [1]    [2]    [3]    [4]    [5]    [6]    [7]    [8]    [9]    Instructions:
41# CHECK-NEXT:  -      -     3.25   2.25   0.83   0.83   1.00   2.25   3.25   0.33   cmpxchg8b	(%rax)
42# CHECK-NEXT:  -      -     5.50   1.50   0.83   0.83   1.00   5.50   3.50   0.33   cmpxchg16b	(%rax)
43# CHECK-NEXT:  -      -     3.25   2.25   0.83   0.83   1.00   2.25   3.25   0.33   lock		cmpxchg8b	(%rax)
44# CHECK-NEXT:  -      -     5.50   1.50   0.83   0.83   1.00   5.50   3.50   0.33   lock		cmpxchg16b	(%rax)
45