xref: /llvm-project/llvm/test/CodeGen/RISCV/rvv/pr93587.ll (revision 97982a8c605fac7c86d02e641a6cd7898b3ca343)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
2; RUN: llc -mtriple=riscv64 -O0 < %s | FileCheck %s
3
4; Make sure we don't run LiveIntervals at O0, otherwise it will crash when
5; running on this unreachable block.
6
7define i16 @f() {
8; CHECK-LABEL: f:
9; CHECK:       # %bb.0: # %BB
10; CHECK-NEXT:    addi sp, sp, -16
11; CHECK-NEXT:    .cfi_def_cfa_offset 16
12; CHECK-NEXT:    j .LBB0_1
13; CHECK-NEXT:  .LBB0_1: # %BB1
14; CHECK-NEXT:    # =>This Inner Loop Header: Depth=1
15; CHECK-NEXT:    li a0, 0
16; CHECK-NEXT:    sd a0, 8(sp) # 8-byte Folded Spill
17; CHECK-NEXT:    j .LBB0_1
18; CHECK-NEXT:  # %bb.2: # %BB1
19; CHECK-NEXT:    li a0, 0
20; CHECK-NEXT:    bnez a0, .LBB0_1
21; CHECK-NEXT:    j .LBB0_3
22; CHECK-NEXT:  .LBB0_3: # %BB2
23; CHECK-NEXT:    ld a0, 8(sp) # 8-byte Folded Reload
24; CHECK-NEXT:    addi sp, sp, 16
25; CHECK-NEXT:    .cfi_def_cfa_offset 0
26; CHECK-NEXT:    ret
27BB:
28  br label %BB1
29
30BB1:
31  %A = or i16 0, 0
32  %B = fcmp true float 0.000000e+00, 0.000000e+00
33  %C = or i1 %B, false
34  br i1 %C, label %BB1, label %BB2
35
36BB2:
37  ret i16 %A
38}
39