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+; Test vector replicates, v16i8 version.
+;
+; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s
+
+; Test a byte-granularity replicate with the lowest useful value.
+define <16 x i8> @f1() {
+; CHECK-LABEL: f1:
+; CHECK: vrepib %v24, 1
+; CHECK: br %r14
+ ret <16 x i8> <i8 1, i8 1, i8 1, i8 1,
+ i8 1, i8 1, i8 1, i8 1,
+ i8 1, i8 1, i8 1, i8 1,
+ i8 1, i8 1, i8 1, i8 1>
+}
+
+; Test a byte-granularity replicate with an arbitrary value.
+define <16 x i8> @f2() {
+; CHECK-LABEL: f2:
+; CHECK: vrepib %v24, -55
+; CHECK: br %r14
+ ret <16 x i8> <i8 201, i8 201, i8 201, i8 201,
+ i8 201, i8 201, i8 201, i8 201,
+ i8 201, i8 201, i8 201, i8 201,
+ i8 201, i8 201, i8 201, i8 201>
+}
+
+; Test a byte-granularity replicate with the highest useful value.
+define <16 x i8> @f3() {
+; CHECK-LABEL: f3:
+; CHECK: vrepib %v24, -2
+; CHECK: br %r14
+ ret <16 x i8> <i8 254, i8 254, i8 254, i8 254,
+ i8 254, i8 254, i8 254, i8 254,
+ i8 254, i8 254, i8 254, i8 254,
+ i8 254, i8 254, i8 254, i8 254>
+}
+
+; Test a halfword-granularity replicate with the lowest useful value.
+define <16 x i8> @f4() {
+; CHECK-LABEL: f4:
+; CHECK: vrepih %v24, 1
+; CHECK: br %r14
+ ret <16 x i8> <i8 0, i8 1, i8 0, i8 1,
+ i8 0, i8 1, i8 0, i8 1,
+ i8 0, i8 1, i8 0, i8 1,
+ i8 0, i8 1, i8 0, i8 1>
+}
+
+; Test a halfword-granularity replicate with an arbitrary value.
+define <16 x i8> @f5() {
+; CHECK-LABEL: f5:
+; CHECK: vrepih %v24, 25650
+; CHECK: br %r14
+ ret <16 x i8> <i8 100, i8 50, i8 100, i8 50,
+ i8 100, i8 50, i8 100, i8 50,
+ i8 100, i8 50, i8 100, i8 50,
+ i8 100, i8 50, i8 100, i8 50>
+}
+
+; Test a halfword-granularity replicate with the highest useful value.
+define <16 x i8> @f6() {
+; CHECK-LABEL: f6:
+; CHECK: vrepih %v24, -2
+; CHECK: br %r14
+ ret <16 x i8> <i8 255, i8 254, i8 255, i8 254,
+ i8 255, i8 254, i8 255, i8 254,
+ i8 255, i8 254, i8 255, i8 254,
+ i8 255, i8 254, i8 255, i8 254>
+}
+
+; Test a word-granularity replicate with the lowest useful positive value.
+define <16 x i8> @f7() {
+; CHECK-LABEL: f7:
+; CHECK: vrepif %v24, 1
+; CHECK: br %r14
+ ret <16 x i8> <i8 0, i8 0, i8 0, i8 1,
+ i8 0, i8 0, i8 0, i8 1,
+ i8 0, i8 0, i8 0, i8 1,
+ i8 0, i8 0, i8 0, i8 1>
+}
+
+; Test a word-granularity replicate with the highest in-range value.
+define <16 x i8> @f8() {
+; CHECK-LABEL: f8:
+; CHECK: vrepif %v24, 32767
+; CHECK: br %r14
+ ret <16 x i8> <i8 0, i8 0, i8 127, i8 255,
+ i8 0, i8 0, i8 127, i8 255,
+ i8 0, i8 0, i8 127, i8 255,
+ i8 0, i8 0, i8 127, i8 255>
+}
+
+; Test a word-granularity replicate with the next highest value.
+; This cannot use VREPIF.
+define <16 x i8> @f9() {
+; CHECK-LABEL: f9:
+; CHECK-NOT: vrepif
+; CHECK: br %r14
+ ret <16 x i8> <i8 0, i8 0, i8 128, i8 0,
+ i8 0, i8 0, i8 128, i8 0,
+ i8 0, i8 0, i8 128, i8 0,
+ i8 0, i8 0, i8 128, i8 0>
+}
+
+; Test a word-granularity replicate with the lowest in-range value.
+define <16 x i8> @f10() {
+; CHECK-LABEL: f10:
+; CHECK: vrepif %v24, -32768
+; CHECK: br %r14
+ ret <16 x i8> <i8 255, i8 255, i8 128, i8 0,
+ i8 255, i8 255, i8 128, i8 0,
+ i8 255, i8 255, i8 128, i8 0,
+ i8 255, i8 255, i8 128, i8 0>
+}
+
+; Test a word-granularity replicate with the next lowest value.
+; This cannot use VREPIF.
+define <16 x i8> @f11() {
+; CHECK-LABEL: f11:
+; CHECK-NOT: vrepif
+; CHECK: br %r14
+ ret <16 x i8> <i8 255, i8 255, i8 127, i8 255,
+ i8 255, i8 255, i8 127, i8 255,
+ i8 255, i8 255, i8 127, i8 255,
+ i8 255, i8 255, i8 127, i8 255>
+}
+
+; Test a word-granularity replicate with the highest useful negative value.
+define <16 x i8> @f12() {
+; CHECK-LABEL: f12:
+; CHECK: vrepif %v24, -2
+; CHECK: br %r14
+ ret <16 x i8> <i8 255, i8 255, i8 255, i8 254,
+ i8 255, i8 255, i8 255, i8 254,
+ i8 255, i8 255, i8 255, i8 254,
+ i8 255, i8 255, i8 255, i8 254>
+}
+
+; Test a doubleword-granularity replicate with the lowest useful positive
+; value.
+define <16 x i8> @f13() {
+; CHECK-LABEL: f13:
+; CHECK: vrepig %v24, 1
+; CHECK: br %r14
+ ret <16 x i8> <i8 0, i8 0, i8 0, i8 0,
+ i8 0, i8 0, i8 0, i8 1,
+ i8 0, i8 0, i8 0, i8 0,
+ i8 0, i8 0, i8 0, i8 1>
+}
+
+; Test a doubleword-granularity replicate with the highest in-range value.
+define <16 x i8> @f14() {
+; CHECK-LABEL: f14:
+; CHECK: vrepig %v24, 32767
+; CHECK: br %r14
+ ret <16 x i8> <i8 0, i8 0, i8 0, i8 0,
+ i8 0, i8 0, i8 127, i8 255,
+ i8 0, i8 0, i8 0, i8 0,
+ i8 0, i8 0, i8 127, i8 255>
+}
+
+; Test a doubleword-granularity replicate with the next highest value.
+; This cannot use VREPIG.
+define <16 x i8> @f15() {
+; CHECK-LABEL: f15:
+; CHECK-NOT: vrepig
+; CHECK: br %r14
+ ret <16 x i8> <i8 0, i8 0, i8 0, i8 0,
+ i8 0, i8 0, i8 128, i8 0,
+ i8 0, i8 0, i8 0, i8 0,
+ i8 0, i8 0, i8 128, i8 0>
+}
+
+; Test a doubleword-granularity replicate with the lowest in-range value.
+define <16 x i8> @f16() {
+; CHECK-LABEL: f16:
+; CHECK: vrepig %v24, -32768
+; CHECK: br %r14
+ ret <16 x i8> <i8 255, i8 255, i8 255, i8 255,
+ i8 255, i8 255, i8 128, i8 0,
+ i8 255, i8 255, i8 255, i8 255,
+ i8 255, i8 255, i8 128, i8 0>
+}
+
+; Test a doubleword-granularity replicate with the next lowest value.
+; This cannot use VREPIG.
+define <16 x i8> @f17() {
+; CHECK-LABEL: f17:
+; CHECK-NOT: vrepig
+; CHECK: br %r14
+ ret <16 x i8> <i8 255, i8 255, i8 255, i8 255,
+ i8 255, i8 255, i8 127, i8 255,
+ i8 255, i8 255, i8 255, i8 255,
+ i8 255, i8 255, i8 127, i8 255>
+}
+
+; Test a doubleword-granularity replicate with the highest useful negative
+; value.
+define <16 x i8> @f18() {
+; CHECK-LABEL: f18:
+; CHECK: vrepig %v24, -2
+; CHECK: br %r14
+ ret <16 x i8> <i8 255, i8 255, i8 255, i8 255,
+ i8 255, i8 255, i8 255, i8 254,
+ i8 255, i8 255, i8 255, i8 255,
+ i8 255, i8 255, i8 255, i8 254>
+}
+
+; Repeat f14 with undefs optimistically treated as 0.
+define <16 x i8> @f19() {
+; CHECK-LABEL: f19:
+; CHECK: vrepig %v24, 32767
+; CHECK: br %r14
+ ret <16 x i8> <i8 0, i8 undef, i8 0, i8 0,
+ i8 0, i8 0, i8 127, i8 255,
+ i8 undef, i8 0, i8 undef, i8 0,
+ i8 0, i8 0, i8 127, i8 255>
+}
+
+; Repeat f18 with undefs optimistically treated as -1.
+define <16 x i8> @f20() {
+; CHECK-LABEL: f20:
+; CHECK: vrepig %v24, -2
+; CHECK: br %r14
+ ret <16 x i8> <i8 undef, i8 255, i8 255, i8 255,
+ i8 255, i8 255, i8 undef, i8 254,
+ i8 255, i8 255, i8 255, i8 undef,
+ i8 255, i8 undef, i8 255, i8 254>
+}
generated by cgit v1.2.3 (git 2.25.1) at 2025-04-13 19:41:10 +0000