1ce4c1095SUlrich Weigand; Test vector byte masks, v16i8 version. 2ce4c1095SUlrich Weigand; 3ce4c1095SUlrich Weigand; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s 4ce4c1095SUlrich Weigand 5ce4c1095SUlrich Weigand; Test an all-zeros vector. 6ce4c1095SUlrich Weiganddefine <16 x i8> @f1() { 7ce4c1095SUlrich Weigand; CHECK-LABEL: f1: 8ce4c1095SUlrich Weigand; CHECK: vgbm %v24, 0 9ce4c1095SUlrich Weigand; CHECK: br %r14 10ce4c1095SUlrich Weigand ret <16 x i8> zeroinitializer 11ce4c1095SUlrich Weigand} 12ce4c1095SUlrich Weigand 13ce4c1095SUlrich Weigand; Test an all-ones vector. 14ce4c1095SUlrich Weiganddefine <16 x i8> @f2() { 15ce4c1095SUlrich Weigand; CHECK-LABEL: f2: 16ce4c1095SUlrich Weigand; CHECK: vgbm %v24, 65535 17ce4c1095SUlrich Weigand; CHECK: br %r14 18ce4c1095SUlrich Weigand ret <16 x i8> <i8 -1, i8 -1, i8 -1, i8 -1, 19ce4c1095SUlrich Weigand i8 -1, i8 -1, i8 -1, i8 -1, 20ce4c1095SUlrich Weigand i8 -1, i8 -1, i8 -1, i8 -1, 21ce4c1095SUlrich Weigand i8 -1, i8 -1, i8 -1, i8 -1> 22ce4c1095SUlrich Weigand} 23ce4c1095SUlrich Weigand 24ce4c1095SUlrich Weigand; Test a mixed vector (mask 0x8c75). 25ce4c1095SUlrich Weiganddefine <16 x i8> @f3() { 26ce4c1095SUlrich Weigand; CHECK-LABEL: f3: 27ce4c1095SUlrich Weigand; CHECK: vgbm %v24, 35957 28ce4c1095SUlrich Weigand; CHECK: br %r14 29ce4c1095SUlrich Weigand ret <16 x i8> <i8 -1, i8 0, i8 0, i8 0, 30ce4c1095SUlrich Weigand i8 -1, i8 -1, i8 0, i8 0, 31ce4c1095SUlrich Weigand i8 0, i8 -1, i8 -1, i8 -1, 32ce4c1095SUlrich Weigand i8 0, i8 -1, i8 0, i8 -1> 33ce4c1095SUlrich Weigand} 34ce4c1095SUlrich Weigand 35ce4c1095SUlrich Weigand; Test that undefs are treated as zero. 36ce4c1095SUlrich Weiganddefine <16 x i8> @f4() { 37ce4c1095SUlrich Weigand; CHECK-LABEL: f4: 38ce4c1095SUlrich Weigand; CHECK: vgbm %v24, 35957 39ce4c1095SUlrich Weigand; CHECK: br %r14 40ce4c1095SUlrich Weigand ret <16 x i8> <i8 -1, i8 undef, i8 undef, i8 undef, 41ce4c1095SUlrich Weigand i8 -1, i8 -1, i8 undef, i8 undef, 42ce4c1095SUlrich Weigand i8 undef, i8 -1, i8 -1, i8 -1, 43ce4c1095SUlrich Weigand i8 undef, i8 -1, i8 undef, i8 -1> 44ce4c1095SUlrich Weigand} 45ce4c1095SUlrich Weigand 46ce4c1095SUlrich Weigand; Test that we don't use VGBM if one of the bytes is not 0 or 0xff. 47ce4c1095SUlrich Weiganddefine <16 x i8> @f5() { 48ce4c1095SUlrich Weigand; CHECK-LABEL: f5: 49ce4c1095SUlrich Weigand; CHECK-NOT: vgbm 50ce4c1095SUlrich Weigand; CHECK: br %r14 51ce4c1095SUlrich Weigand ret <16 x i8> <i8 -1, i8 0, i8 0, i8 0, 52ce4c1095SUlrich Weigand i8 -1, i8 -1, i8 0, i8 1, 53ce4c1095SUlrich Weigand i8 0, i8 -1, i8 -1, i8 -1, 54ce4c1095SUlrich Weigand i8 0, i8 -1, i8 0, i8 -1> 55ce4c1095SUlrich Weigand} 56*cd2a1b53SUlrich Weigand 57*cd2a1b53SUlrich Weigand; Test an all-zeros v2i8 that gets promoted to v16i8. 58*cd2a1b53SUlrich Weiganddefine <2 x i8> @f6() { 59*cd2a1b53SUlrich Weigand; CHECK-LABEL: f6: 60*cd2a1b53SUlrich Weigand; CHECK: vgbm %v24, 0 61*cd2a1b53SUlrich Weigand; CHECK: br %r14 62*cd2a1b53SUlrich Weigand ret <2 x i8> zeroinitializer 63*cd2a1b53SUlrich Weigand} 64*cd2a1b53SUlrich Weigand 65*cd2a1b53SUlrich Weigand; Test a mixed v2i8 that gets promoted to v16i8 (mask 0x8000). 66*cd2a1b53SUlrich Weiganddefine <2 x i8> @f7() { 67*cd2a1b53SUlrich Weigand; CHECK-LABEL: f7: 68*cd2a1b53SUlrich Weigand; CHECK: vgbm %v24, 32768 69*cd2a1b53SUlrich Weigand; CHECK: br %r14 70*cd2a1b53SUlrich Weigand ret <2 x i8> <i8 255, i8 0> 71*cd2a1b53SUlrich Weigand} 72*cd2a1b53SUlrich Weigand 73*cd2a1b53SUlrich Weigand; Test an all-zeros v4i8 that gets promoted to v16i8. 74*cd2a1b53SUlrich Weiganddefine <4 x i8> @f8() { 75*cd2a1b53SUlrich Weigand; CHECK-LABEL: f8: 76*cd2a1b53SUlrich Weigand; CHECK: vgbm %v24, 0 77*cd2a1b53SUlrich Weigand; CHECK: br %r14 78*cd2a1b53SUlrich Weigand ret <4 x i8> zeroinitializer 79*cd2a1b53SUlrich Weigand} 80*cd2a1b53SUlrich Weigand 81*cd2a1b53SUlrich Weigand; Test a mixed v4i8 that gets promoted to v16i8 (mask 0x9000). 82*cd2a1b53SUlrich Weiganddefine <4 x i8> @f9() { 83*cd2a1b53SUlrich Weigand; CHECK-LABEL: f9: 84*cd2a1b53SUlrich Weigand; CHECK: vgbm %v24, 36864 85*cd2a1b53SUlrich Weigand; CHECK: br %r14 86*cd2a1b53SUlrich Weigand ret <4 x i8> <i8 255, i8 0, i8 0, i8 255> 87*cd2a1b53SUlrich Weigand} 88*cd2a1b53SUlrich Weigand 89*cd2a1b53SUlrich Weigand; Test an all-zeros v8i8 that gets promoted to v16i8. 90*cd2a1b53SUlrich Weiganddefine <8 x i8> @f10() { 91*cd2a1b53SUlrich Weigand; CHECK-LABEL: f10: 92*cd2a1b53SUlrich Weigand; CHECK: vgbm %v24, 0 93*cd2a1b53SUlrich Weigand; CHECK: br %r14 94*cd2a1b53SUlrich Weigand ret <8 x i8> zeroinitializer 95*cd2a1b53SUlrich Weigand} 96*cd2a1b53SUlrich Weigand 97*cd2a1b53SUlrich Weigand; Test a mixed v8i8 that gets promoted to v16i8 (mask 0xE500). 98*cd2a1b53SUlrich Weiganddefine <8 x i8> @f11() { 99*cd2a1b53SUlrich Weigand; CHECK-LABEL: f11: 100*cd2a1b53SUlrich Weigand; CHECK: vgbm %v24, 58624 101*cd2a1b53SUlrich Weigand; CHECK: br %r14 102*cd2a1b53SUlrich Weigand ret <8 x i8> <i8 255, i8 255, i8 255, i8 0, i8 0, i8 255, i8 0, i8 255> 103*cd2a1b53SUlrich Weigand} 104