1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; 3; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s 4 5; Test 128-bit rotate by constant amount. 6define i128 @f1(i128 %val) { 7; CHECK-LABEL: f1: 8; CHECK: # %bb.0: 9; CHECK-NEXT: vl %v0, 0(%r3), 3 10; CHECK-NEXT: vrepib %v1, 100 11; CHECK-NEXT: vsrlb %v2, %v0, %v1 12; CHECK-NEXT: vsrl %v1, %v2, %v1 13; CHECK-NEXT: vrepib %v2, 28 14; CHECK-NEXT: vslb %v0, %v0, %v2 15; CHECK-NEXT: vsl %v0, %v0, %v2 16; CHECK-NEXT: vo %v0, %v0, %v1 17; CHECK-NEXT: vst %v0, 0(%r2), 3 18; CHECK-NEXT: br %r14 19 20 %parta = shl i128 %val, 28 21 %partb = lshr i128 %val, 100 22 23 %rotl = or i128 %parta, %partb 24 25 ret i128 %rotl 26} 27 28; Test 128-bit rotate by constant amount (full bytes). 29define i128 @f2(i128 %val) { 30; CHECK-LABEL: f2: 31; CHECK: # %bb.0: 32; CHECK-NEXT: vl %v0, 0(%r3), 3 33; CHECK-NEXT: vrepib %v1, 96 34; CHECK-NEXT: vrepib %v2, 32 35; CHECK-NEXT: vsrlb %v1, %v0, %v1 36; CHECK-NEXT: vslb %v0, %v0, %v2 37; CHECK-NEXT: vo %v0, %v0, %v1 38; CHECK-NEXT: vst %v0, 0(%r2), 3 39; CHECK-NEXT: br %r14 40 41 %parta = shl i128 %val, 32 42 %partb = lshr i128 %val, 96 43 44 %rotl = or i128 %parta, %partb 45 46 ret i128 %rotl 47} 48 49; Test 128-bit rotate by variable amount. 50define i128 @f3(i128 %val, i128 %amt) { 51; CHECK-LABEL: f3: 52; CHECK: # %bb.0: 53; CHECK-NEXT: l %r0, 12(%r4) 54; CHECK-NEXT: vlvgp %v1, %r0, %r0 55; CHECK-NEXT: vl %v0, 0(%r3), 3 56; CHECK-NEXT: vrepb %v1, %v1, 15 57; CHECK-NEXT: vslb %v2, %v0, %v1 58; CHECK-NEXT: lhi %r1, 128 59; CHECK-NEXT: sr %r1, %r0 60; CHECK-NEXT: vsl %v1, %v2, %v1 61; CHECK-NEXT: vlvgp %v2, %r1, %r1 62; CHECK-NEXT: vrepb %v2, %v2, 15 63; CHECK-NEXT: vsrlb %v0, %v0, %v2 64; CHECK-NEXT: vsrl %v0, %v0, %v2 65; CHECK-NEXT: vo %v0, %v1, %v0 66; CHECK-NEXT: vst %v0, 0(%r2), 3 67; CHECK-NEXT: br %r14 68 69 %inv = sub i128 128, %amt 70 %parta = shl i128 %val, %amt 71 %partb = lshr i128 %val, %inv 72 73 %rotl = or i128 %parta, %partb 74 75 ret i128 %rotl 76} 77 78