xref: /llvm-project/llvm/test/CodeGen/SystemZ/int-div-08.ll (revision 8424bf207efd89eacf2fe893b67be98d535e1db6)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
2; Test 128-bit division and remainder in vector registers on arch15
3;
4; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=arch15 | FileCheck %s
5
6; Divide signed.
7define i128 @f1(i128 %a, i128 %b) {
8; CHECK-LABEL: f1:
9; CHECK:       # %bb.0:
10; CHECK-NEXT:    vl %v0, 0(%r4), 3
11; CHECK-NEXT:    vl %v1, 0(%r3), 3
12; CHECK-NEXT:    vdq %v0, %v1, %v0, 0
13; CHECK-NEXT:    vst %v0, 0(%r2), 3
14; CHECK-NEXT:    br %r14
15  %res = sdiv i128 %a, %b
16  ret i128 %res
17}
18
19; Divide unsigned.
20define i128 @f2(i128 %a, i128 %b) {
21; CHECK-LABEL: f2:
22; CHECK:       # %bb.0:
23; CHECK-NEXT:    vl %v0, 0(%r4), 3
24; CHECK-NEXT:    vl %v1, 0(%r3), 3
25; CHECK-NEXT:    vdlq %v0, %v1, %v0, 0
26; CHECK-NEXT:    vst %v0, 0(%r2), 3
27; CHECK-NEXT:    br %r14
28  %res = udiv i128 %a, %b
29  ret i128 %res
30}
31
32; Remainder signed.
33define i128 @f3(i128 %a, i128 %b) {
34; CHECK-LABEL: f3:
35; CHECK:       # %bb.0:
36; CHECK-NEXT:    vl %v0, 0(%r4), 3
37; CHECK-NEXT:    vl %v1, 0(%r3), 3
38; CHECK-NEXT:    vrq %v0, %v1, %v0, 0
39; CHECK-NEXT:    vst %v0, 0(%r2), 3
40; CHECK-NEXT:    br %r14
41  %res = srem i128 %a, %b
42  ret i128 %res
43}
44
45; Remainder unsigned.
46define i128 @f4(i128 %a, i128 %b) {
47; CHECK-LABEL: f4:
48; CHECK:       # %bb.0:
49; CHECK-NEXT:    vl %v0, 0(%r4), 3
50; CHECK-NEXT:    vl %v1, 0(%r3), 3
51; CHECK-NEXT:    vrlq %v0, %v1, %v0, 0
52; CHECK-NEXT:    vst %v0, 0(%r2), 3
53; CHECK-NEXT:    br %r14
54  %res = urem i128 %a, %b
55  ret i128 %res
56}
57