File: pei-crash.ll

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llvm-toolchain-19 1%3A19.1.7-3~deb12u1
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
; RUN: llc -O0 --frame-pointer=none -mtriple=riscv32 -mattr=+zcmp \
; RUN:   -verify-machineinstrs < %s | FileCheck %s
define dso_local i64 @a() #0 {
; CHECK-LABEL: a:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    addi sp, sp, -16
; CHECK-NEXT:  .LBB0_1: # %entry
; CHECK-NEXT:    # =>This Inner Loop Header: Depth=1
; CHECK-NEXT:    rdcycleh a0
; CHECK-NEXT:    sw a0, 8(sp) # 4-byte Folded Spill
; CHECK-NEXT:    rdcycle a1
; CHECK-NEXT:    sw a1, 12(sp) # 4-byte Folded Spill
; CHECK-NEXT:    rdcycleh a1
; CHECK-NEXT:    bne a0, a1, .LBB0_1
; CHECK-NEXT:  # %bb.2: # %entry
; CHECK-NEXT:    lw a1, 8(sp) # 4-byte Folded Reload
; CHECK-NEXT:    lw a0, 12(sp) # 4-byte Folded Reload
; CHECK-NEXT:    addi sp, sp, 16
; CHECK-NEXT:    ret
entry:
  %0 = call i64 @llvm.readcyclecounter()
  ret i64 %0
}

declare i64 @llvm.readcyclecounter() #1

attributes #0 = { noinline nounwind optnone }