1; Test vector byte masks, v8i16 version. 2; 3; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s 4 5; Test an all-zeros vector. 6define <8 x i16> @f1() { 7; CHECK-LABEL: f1: 8; CHECK: vgbm %v24, 0 9; CHECK: br %r14 10 ret <8 x i16> zeroinitializer 11} 12 13; Test an all-ones vector. 14define <8 x i16> @f2() { 15; CHECK-LABEL: f2: 16; CHECK: vgbm %v24, 65535 17; CHECK: br %r14 18 ret <8 x i16> <i16 -1, i16 -1, i16 -1, i16 -1, 19 i16 -1, i16 -1, i16 -1, i16 -1> 20} 21 22; Test a mixed vector (mask 0x8c76). 23define <8 x i16> @f3() { 24; CHECK-LABEL: f3: 25; CHECK: vgbm %v24, 35958 26; CHECK: br %r14 27 ret <8 x i16> <i16 65280, i16 0, i16 65535, i16 0, 28 i16 255, i16 65535, i16 255, i16 65280> 29} 30 31; Test that undefs are treated as zero. 32define <8 x i16> @f4() { 33; CHECK-LABEL: f4: 34; CHECK: vgbm %v24, 35958 35; CHECK: br %r14 36 ret <8 x i16> <i16 65280, i16 undef, i16 65535, i16 undef, 37 i16 255, i16 65535, i16 255, i16 65280> 38} 39 40; Test that we don't use VGBM if one of the bytes is not 0 or 0xff. 41define <8 x i16> @f5() { 42; CHECK-LABEL: f5: 43; CHECK-NOT: vgbm 44; CHECK: br %r14 45 ret <8 x i16> <i16 65280, i16 0, i16 65535, i16 0, 46 i16 255, i16 65535, i16 256, i16 65280> 47} 48 49; Test an all-zeros v2i16 that gets promoted to v8i16. 50define <2 x i16> @f6() { 51; CHECK-LABEL: f6: 52; CHECK: vgbm %v24, 0 53; CHECK: br %r14 54 ret <2 x i16> zeroinitializer 55} 56 57; Test a mixed v2i16 that gets promoted to v8i16 (mask 0xc000). 58define <2 x i16> @f7() { 59; CHECK-LABEL: f7: 60; CHECK: vgbm %v24, 49152 61; CHECK: br %r14 62 ret <2 x i16> <i16 65535, i16 0> 63} 64 65; Test an all-zeros v4i16 that gets promoted to v8i16. 66define <4 x i16> @f8() { 67; CHECK-LABEL: f8: 68; CHECK: vgbm %v24, 0 69; CHECK: br %r14 70 ret <4 x i16> zeroinitializer 71} 72 73; Test a mixed v4i16 that gets promoted to v8i16 (mask 0x7200). 74define <4 x i16> @f9() { 75; CHECK-LABEL: f9: 76; CHECK: vgbm %v24, 29184 77; CHECK: br %r14 78 ret <4 x i16> <i16 255, i16 65535, i16 0, i16 65280> 79} 80