xref: /llvm-project/llvm/test/CodeGen/RISCV/pei-crash.ll (revision 227607190e68c303920bcbd148043dbb1aa5d3b1)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
2; RUN: llc -O0 --frame-pointer=none -mtriple=riscv32 -mattr=+zcmp \
3; RUN:   -verify-machineinstrs < %s | FileCheck %s
4define dso_local i64 @a() #0 {
5; CHECK-LABEL: a:
6; CHECK:       # %bb.0: # %entry
7; CHECK-NEXT:    addi sp, sp, -16
8; CHECK-NEXT:  .LBB0_1: # %entry
9; CHECK-NEXT:    # =>This Inner Loop Header: Depth=1
10; CHECK-NEXT:    rdcycleh a0
11; CHECK-NEXT:    sw a0, 8(sp) # 4-byte Folded Spill
12; CHECK-NEXT:    rdcycle a1
13; CHECK-NEXT:    sw a1, 12(sp) # 4-byte Folded Spill
14; CHECK-NEXT:    rdcycleh a1
15; CHECK-NEXT:    bne a0, a1, .LBB0_1
16; CHECK-NEXT:  # %bb.2: # %entry
17; CHECK-NEXT:    lw a1, 8(sp) # 4-byte Folded Reload
18; CHECK-NEXT:    lw a0, 12(sp) # 4-byte Folded Reload
19; CHECK-NEXT:    addi sp, sp, 16
20; CHECK-NEXT:    ret
21entry:
22  %0 = call i64 @llvm.readcyclecounter()
23  ret i64 %0
24}
25
26declare i64 @llvm.readcyclecounter() #1
27
28attributes #0 = { noinline nounwind optnone }
29