xref: /llvm-project/llvm/test/tools/llvm-mca/RISCV/XiangShan/cascade-fma.s (revision 373d9d72145cd40c9dc00abefd14632763a2987b)
1# NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py
2# RUN: llvm-mca -mtriple=riscv64 -mcpu=xiangshan-nanhu < %s | FileCheck %s
3
4# Test XiangShan FuDian's cascade FMA, CPI = 3
5fmadd.s fa0, fa1, fa2, fa0
6
7# CHECK:      Iterations:        100
8# CHECK-NEXT: Instructions:      100
9# CHECK-NEXT: Total Cycles:      305
10# CHECK-NEXT: Total uOps:        100
11
12# CHECK:      Dispatch Width:    6
13# CHECK-NEXT: uOps Per Cycle:    0.33
14# CHECK-NEXT: IPC:               0.33
15# CHECK-NEXT: Block RThroughput: 0.3
16
17# CHECK:      Instruction Info:
18# CHECK-NEXT: [1]: #uOps
19# CHECK-NEXT: [2]: Latency
20# CHECK-NEXT: [3]: RThroughput
21# CHECK-NEXT: [4]: MayLoad
22# CHECK-NEXT: [5]: MayStore
23# CHECK-NEXT: [6]: HasSideEffects (U)
24
25# CHECK:      [1]    [2]    [3]    [4]    [5]    [6]    Instructions:
26# CHECK-NEXT:  1      5     0.25                        fmadd.s	fa0, fa1, fa2, fa0
27
28# CHECK:      Resources:
29# CHECK-NEXT: [0.0] - XS2ALU
30# CHECK-NEXT: [0.1] - XS2ALU
31# CHECK-NEXT: [0.2] - XS2ALU
32# CHECK-NEXT: [0.3] - XS2ALU
33# CHECK-NEXT: [1.0] - XS2FMAC
34# CHECK-NEXT: [1.1] - XS2FMAC
35# CHECK-NEXT: [1.2] - XS2FMAC
36# CHECK-NEXT: [1.3] - XS2FMAC
37# CHECK-NEXT: [2.0] - XS2FMISC
38# CHECK-NEXT: [2.1] - XS2FMISC
39# CHECK-NEXT: [3.0] - XS2LD
40# CHECK-NEXT: [3.1] - XS2LD
41# CHECK-NEXT: [4.0] - XS2MDU
42# CHECK-NEXT: [4.1] - XS2MDU
43# CHECK-NEXT: [5]   - XS2MISC
44# CHECK-NEXT: [6.0] - XS2ST
45# CHECK-NEXT: [6.1] - XS2ST
46
47# CHECK:      Resource pressure per iteration:
48# CHECK-NEXT: [0.0]  [0.1]  [0.2]  [0.3]  [1.0]  [1.1]  [1.2]  [1.3]  [2.0]  [2.1]  [3.0]  [3.1]  [4.0]  [4.1]  [5]    [6.0]  [6.1]
49# CHECK-NEXT:  -      -      -      -     0.25   0.25   0.25   0.25    -      -      -      -      -      -      -      -      -
50
51# CHECK:      Resource pressure by instruction:
52# CHECK-NEXT: [0.0]  [0.1]  [0.2]  [0.3]  [1.0]  [1.1]  [1.2]  [1.3]  [2.0]  [2.1]  [3.0]  [3.1]  [4.0]  [4.1]  [5]    [6.0]  [6.1]  Instructions:
53# CHECK-NEXT:  -      -      -      -     0.25   0.25   0.25   0.25    -      -      -      -      -      -      -      -      -     fmadd.s	fa0, fa1, fa2, fa0
54