1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2 ; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
4 define i64 @test(i64 %lo, i64 %hi) {
7 ; CHECK-NEXT: la %r0, 0(%r2,%r2)
8 ; CHECK-NEXT: clgr %r0, %r2
10 ; CHECK-NEXT: la %r1, 1(%r2,%r2)
11 ; CHECK-NEXT: cghi %r1, 0
13 ; CHECK-NEXT: afi %r1, -268435456
14 ; CHECK-NEXT: srl %r1, 31
15 ; CHECK-NEXT: rosbg %r1, %r0, 63, 63, 36
16 ; CHECK-NEXT: algfr %r3, %r1
17 ; CHECK-NEXT: lgr %r2, %r3
19 %tmp = tail call { i64, i1 } @llvm.uadd.with.overflow.i64(i64 %lo, i64 1)
20 %tmp1 = extractvalue { i64, i1 } %tmp, 0
21 %tmp2 = extractvalue { i64, i1 } %tmp, 1
22 %tmp3 = zext i1 %tmp2 to i64
23 %tmp4 = tail call { i64, i1 } @llvm.uadd.with.overflow.i64(i64 %lo, i64 %tmp1)
24 %tmp5 = extractvalue { i64, i1 } %tmp4, 1
25 %tmp6 = zext i1 %tmp5 to i64
26 %spec.select.i = add i64 0, %hi
27 %tmp7 = add i64 %spec.select.i, %tmp3
28 %tmp8 = add i64 %tmp7, %tmp6
32 ; Function Attrs: nounwind readnone speculatable
33 declare { i64, i1 } @llvm.uadd.with.overflow.i64(i64, i64) #0
35 attributes #0 = { nounwind readnone speculatable }