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1; Test vector byte masks, v16i8 version.2;3; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s4 5; Test an all-zeros vector.6define <16 x i8> @f1() {7; CHECK-LABEL: f1:8; CHECK: vgbm %v24, 09; CHECK: br %r1410 ret <16 x i8> zeroinitializer11}12 13; Test an all-ones vector.14define <16 x i8> @f2() {15; CHECK-LABEL: f2:16; CHECK: vgbm %v24, 6553517; CHECK: br %r1418 ret <16 x i8> <i8 -1, i8 -1, i8 -1, i8 -1,19 i8 -1, i8 -1, i8 -1, i8 -1,20 i8 -1, i8 -1, i8 -1, i8 -1,21 i8 -1, i8 -1, i8 -1, i8 -1>22}23 24; Test a mixed vector (mask 0x8c75).25define <16 x i8> @f3() {26; CHECK-LABEL: f3:27; CHECK: vgbm %v24, 3595728; CHECK: br %r1429 ret <16 x i8> <i8 -1, i8 0, i8 0, i8 0,30 i8 -1, i8 -1, i8 0, i8 0,31 i8 0, i8 -1, i8 -1, i8 -1,32 i8 0, i8 -1, i8 0, i8 -1>33}34 35; Test that undefs are treated as zero.36define <16 x i8> @f4() {37; CHECK-LABEL: f4:38; CHECK: vgbm %v24, 3595739; CHECK: br %r1440 ret <16 x i8> <i8 -1, i8 undef, i8 undef, i8 undef,41 i8 -1, i8 -1, i8 undef, i8 undef,42 i8 undef, i8 -1, i8 -1, i8 -1,43 i8 undef, i8 -1, i8 undef, i8 -1>44}45 46; Test that we don't use VGBM if one of the bytes is not 0 or 0xff.47define <16 x i8> @f5() {48; CHECK-LABEL: f5:49; CHECK-NOT: vgbm50; CHECK: br %r1451 ret <16 x i8> <i8 -1, i8 0, i8 0, i8 0,52 i8 -1, i8 -1, i8 0, i8 1,53 i8 0, i8 -1, i8 -1, i8 -1,54 i8 0, i8 -1, i8 0, i8 -1>55}56 57; Test an all-zeros v2i8 that gets promoted to v16i8.58define <2 x i8> @f6() {59; CHECK-LABEL: f6:60; CHECK: vgbm %v24, 061; CHECK: br %r1462 ret <2 x i8> zeroinitializer63}64 65; Test a mixed v2i8 that gets promoted to v16i8 (mask 0x8000).66define <2 x i8> @f7() {67; CHECK-LABEL: f7:68; CHECK: vgbm %v24, 3276869; CHECK: br %r1470 ret <2 x i8> <i8 255, i8 0>71}72 73; Test an all-zeros v4i8 that gets promoted to v16i8.74define <4 x i8> @f8() {75; CHECK-LABEL: f8:76; CHECK: vgbm %v24, 077; CHECK: br %r1478 ret <4 x i8> zeroinitializer79}80 81; Test a mixed v4i8 that gets promoted to v16i8 (mask 0x9000).82define <4 x i8> @f9() {83; CHECK-LABEL: f9:84; CHECK: vgbm %v24, 3686485; CHECK: br %r1486 ret <4 x i8> <i8 255, i8 0, i8 0, i8 255>87}88 89; Test an all-zeros v8i8 that gets promoted to v16i8.90define <8 x i8> @f10() {91; CHECK-LABEL: f10:92; CHECK: vgbm %v24, 093; CHECK: br %r1494 ret <8 x i8> zeroinitializer95}96 97; Test a mixed v8i8 that gets promoted to v16i8 (mask 0xE500).98define <8 x i8> @f11() {99; CHECK-LABEL: f11:100; CHECK: vgbm %v24, 58624101; CHECK: br %r14102 ret <8 x i8> <i8 255, i8 255, i8 255, i8 0, i8 0, i8 255, i8 0, i8 255>103}104