llvm/llvm/test/CodeGen/SystemZ/pr42606.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s

define i64 @test(i64 %lo, i64 %hi) {
; CHECK-LABEL: test:
; CHECK:       # %bb.0:
; CHECK-NEXT:    la %r0, 0(%r2,%r2)
; CHECK-NEXT:    clgr %r0, %r2
; CHECK-NEXT:    ipm %r0
; CHECK-NEXT:    la %r1, 1(%r2,%r2)
; CHECK-NEXT:    cghi %r1, 0
; CHECK-NEXT:    ipm %r1
; CHECK-NEXT:    afi %r1, -268435456
; CHECK-NEXT:    srl %r1, 31
; CHECK-NEXT:    rosbg %r1, %r0, 63, 63, 36
; CHECK-NEXT:    algfr %r3, %r1
; CHECK-NEXT:    lgr %r2, %r3
; CHECK-NEXT:    br %r14
  %tmp = tail call { i64, i1 } @llvm.uadd.with.overflow.i64(i64 %lo, i64 1)
  %tmp1 = extractvalue { i64, i1 } %tmp, 0
  %tmp2 = extractvalue { i64, i1 } %tmp, 1
  %tmp3 = zext i1 %tmp2 to i64
  %tmp4 = tail call { i64, i1 } @llvm.uadd.with.overflow.i64(i64 %lo, i64 %tmp1)
  %tmp5 = extractvalue { i64, i1 } %tmp4, 1
  %tmp6 = zext i1 %tmp5 to i64
  %spec.select.i = add i64 0, %hi
  %tmp7 = add i64 %spec.select.i, %tmp3
  %tmp8 = add i64 %tmp7, %tmp6
  ret i64 %tmp8
}

; Function Attrs: nounwind readnone speculatable
declare { i64, i1 } @llvm.uadd.with.overflow.i64(i64, i64) #0

attributes #0 = { nounwind readnone speculatable }