1# NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py
2# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=znver2 -iterations=1500 -timeline -timeline-max-iterations=8 < %s | FileCheck %s
3
4lzcnt %ax, %bx  ## partial register stall.
5
6# CHECK:      Iterations:        1500
7# CHECK-NEXT: Instructions:      1500
8# CHECK-NEXT: Total Cycles:      1503
9# CHECK-NEXT: Total uOps:        1500
10
11# CHECK:      Dispatch Width:    4
12# CHECK-NEXT: uOps Per Cycle:    1.00
13# CHECK-NEXT: IPC:               1.00
14# CHECK-NEXT: Block RThroughput: 0.3
15
16# CHECK:      Instruction Info:
17# CHECK-NEXT: [1]: #uOps
18# CHECK-NEXT: [2]: Latency
19# CHECK-NEXT: [3]: RThroughput
20# CHECK-NEXT: [4]: MayLoad
21# CHECK-NEXT: [5]: MayStore
22# CHECK-NEXT: [6]: HasSideEffects (U)
23
24# CHECK:      [1]    [2]    [3]    [4]    [5]    [6]    Instructions:
25# CHECK-NEXT:  1      1     0.25                        lzcntw	%ax, %bx
26
27# CHECK:      Resources:
28# CHECK-NEXT: [0]   - Zn2AGU0
29# CHECK-NEXT: [1]   - Zn2AGU1
30# CHECK-NEXT: [2]   - Zn2AGU2
31# CHECK-NEXT: [3]   - Zn2ALU0
32# CHECK-NEXT: [4]   - Zn2ALU1
33# CHECK-NEXT: [5]   - Zn2ALU2
34# CHECK-NEXT: [6]   - Zn2ALU3
35# CHECK-NEXT: [7]   - Zn2Divider
36# CHECK-NEXT: [8]   - Zn2FPU0
37# CHECK-NEXT: [9]   - Zn2FPU1
38# CHECK-NEXT: [10]  - Zn2FPU2
39# CHECK-NEXT: [11]  - Zn2FPU3
40# CHECK-NEXT: [12]  - Zn2Multiplier
41
42# CHECK:      Resource pressure per iteration:
43# CHECK-NEXT: [0]    [1]    [2]    [3]    [4]    [5]    [6]    [7]    [8]    [9]    [10]   [11]   [12]
44# CHECK-NEXT:  -      -      -     0.25   0.25   0.25   0.25    -      -      -      -      -      -
45
46# CHECK:      Resource pressure by instruction:
47# CHECK-NEXT: [0]    [1]    [2]    [3]    [4]    [5]    [6]    [7]    [8]    [9]    [10]   [11]   [12]   Instructions:
48# CHECK-NEXT:  -      -      -     0.25   0.25   0.25   0.25    -      -      -      -      -      -     lzcntw	%ax, %bx
49
50# CHECK:      Timeline view:
51# CHECK-NEXT:                     0
52# CHECK-NEXT: Index     0123456789
53
54# CHECK:      [0,0]     DeER .    .   lzcntw	%ax, %bx
55# CHECK-NEXT: [1,0]     D=eER.    .   lzcntw	%ax, %bx
56# CHECK-NEXT: [2,0]     D==eER    .   lzcntw	%ax, %bx
57# CHECK-NEXT: [3,0]     D===eER   .   lzcntw	%ax, %bx
58# CHECK-NEXT: [4,0]     .D===eER  .   lzcntw	%ax, %bx
59# CHECK-NEXT: [5,0]     .D====eER .   lzcntw	%ax, %bx
60# CHECK-NEXT: [6,0]     .D=====eER.   lzcntw	%ax, %bx
61# CHECK-NEXT: [7,0]     .D======eER   lzcntw	%ax, %bx
62
63# CHECK:      Average Wait times (based on the timeline view):
64# CHECK-NEXT: [0]: Executions
65# CHECK-NEXT: [1]: Average time spent waiting in a scheduler's queue
66# CHECK-NEXT: [2]: Average time spent waiting in a scheduler's queue while ready
67# CHECK-NEXT: [3]: Average time elapsed from WB until retire stage
68
69# CHECK:            [0]    [1]    [2]    [3]
70# CHECK-NEXT: 0.     8     4.0    0.1    0.0       lzcntw	%ax, %bx
71