[llvm] d03fab1 - [RISCV] Add precommit test for #123882

[Wang Pengcheng via llvm-commits]

Author: Wang Pengcheng
Date: 2025-01-22T19:08:39+08:00
New Revision: d03fab1be38508f2a732330242a14744e4907ff9

URL: https://github.com/llvm/llvm-project/commit/d03fab1be38508f2a732330242a14744e4907ff9
DIFF: https://github.com/llvm/llvm-project/commit/d03fab1be38508f2a732330242a14744e4907ff9.diff

LOG: [RISCV] Add precommit test for #123882

Add MCA test for jump instructions.

Added: 
    llvm/test/tools/llvm-mca/RISCV/SiFive7/jump.s

Modified: 
    

Removed: 
    


################################################################################
diff  --git a/llvm/test/tools/llvm-mca/RISCV/SiFive7/jump.s b/llvm/test/tools/llvm-mca/RISCV/SiFive7/jump.s
new file mode 100644
index 00000000000000..3623d92311ae9a
--- /dev/null
+++ b/llvm/test/tools/llvm-mca/RISCV/SiFive7/jump.s
@@ -0,0 +1,81 @@
+# NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py
+# RUN: llvm-mca -mtriple=riscv64 -mcpu=sifive-u74 -timeline -iterations=1 < %s \
+# RUN:   | FileCheck %s
+
+jal x0, 1f
+1:
+jal a0, 1f
+1:
+jalr x0, a0
+jalr t0, a0
+ret
+
+# CHECK:      Iterations:        1
+# CHECK-NEXT: Instructions:      5
+# CHECK-NEXT: Total Cycles:      10
+# CHECK-NEXT: Total uOps:        5
+
+# CHECK:      Dispatch Width:    2
+# CHECK-NEXT: uOps Per Cycle:    0.50
+# CHECK-NEXT: IPC:               0.50
+# CHECK-NEXT: Block RThroughput: 5.0
+
+# CHECK:      Instruction Info:
+# CHECK-NEXT: [1]: #uOps
+# CHECK-NEXT: [2]: Latency
+# CHECK-NEXT: [3]: RThroughput
+# CHECK-NEXT: [4]: MayLoad
+# CHECK-NEXT: [5]: MayStore
+# CHECK-NEXT: [6]: HasSideEffects (U)
+
+# CHECK:      [1]    [2]    [3]    [4]    [5]    [6]    Instructions:
+# CHECK-NEXT:  1      3     1.00                        j	.Ltmp0
+# CHECK-NEXT:  1      3     1.00                        jal	a0, .Ltmp1
+# CHECK-NEXT:  1      3     1.00                        jr	a0
+# CHECK-NEXT:  1      3     1.00                        jalr	t0, a0
+# CHECK-NEXT:  1      3     1.00                        ret
+
+# CHECK:      Resources:
+# CHECK-NEXT: [0]   - SiFive7FDiv
+# CHECK-NEXT: [1]   - SiFive7IDiv
+# CHECK-NEXT: [2]   - SiFive7PipeA
+# CHECK-NEXT: [3]   - SiFive7PipeB
+# CHECK-NEXT: [4]   - SiFive7VA
+# CHECK-NEXT: [5]   - SiFive7VCQ
+# CHECK-NEXT: [6]   - SiFive7VL
+# CHECK-NEXT: [7]   - SiFive7VS
+
+# CHECK:      Resource pressure per iteration:
+# CHECK-NEXT: [0]    [1]    [2]    [3]    [4]    [5]    [6]    [7]
+# CHECK-NEXT:  -      -      -     5.00    -      -      -      -
+
+# CHECK:      Resource pressure by instruction:
+# CHECK-NEXT: [0]    [1]    [2]    [3]    [4]    [5]    [6]    [7]    Instructions:
+# CHECK-NEXT:  -      -      -     1.00    -      -      -      -     j	.Ltmp0
+# CHECK-NEXT:  -      -      -     1.00    -      -      -      -     jal	a0, .Ltmp1
+# CHECK-NEXT:  -      -      -     1.00    -      -      -      -     jr	a0
+# CHECK-NEXT:  -      -      -     1.00    -      -      -      -     jalr	t0, a0
+# CHECK-NEXT:  -      -      -     1.00    -      -      -      -     ret
+
+# CHECK:      Timeline view:
+# CHECK-NEXT: Index     0123456789
+
+# CHECK:      [0,0]     DeeE .   .   j	.Ltmp0
+# CHECK-NEXT: [0,1]     .DeeE.   .   jal	a0, .Ltmp1
+# CHECK-NEXT: [0,2]     .   DeeE .   jr	a0
+# CHECK-NEXT: [0,3]     .    DeeE.   jalr	t0, a0
+# CHECK-NEXT: [0,4]     .    .DeeE   ret
+
+# CHECK:      Average Wait times (based on the timeline view):
+# CHECK-NEXT: [0]: Executions
+# CHECK-NEXT: [1]: Average time spent waiting in a scheduler's queue
+# CHECK-NEXT: [2]: Average time spent waiting in a scheduler's queue while ready
+# CHECK-NEXT: [3]: Average time elapsed from WB until retire stage
+
+# CHECK:            [0]    [1]    [2]    [3]
+# CHECK-NEXT: 0.     1     0.0    0.0    0.0       j	.Ltmp0
+# CHECK-NEXT: 1.     1     0.0    0.0    0.0       jal	a0, .Ltmp1
+# CHECK-NEXT: 2.     1     0.0    0.0    0.0       jr	a0
+# CHECK-NEXT: 3.     1     0.0    0.0    0.0       jalr	t0, a0
+# CHECK-NEXT: 4.     1     0.0    0.0    0.0       ret
+# CHECK-NEXT:        1     0.0    0.0    0.0       <total>