forked from OSchip/llvm-project
96 lines
3.4 KiB
LLVM
96 lines
3.4 KiB
LLVM
; RUN: llc -mtriple=aarch64-linux-gnu -mattr=+sve < %s | FileCheck %s
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;; Splats of legal integer vector types
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define <vscale x 16 x i8> @sve_splat_16xi8(i8 %val) {
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; CHECK-LABEL: @sve_splat_16xi8
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; CHECK: mov z0.b, w0
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; CHECK-NEXT: ret
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%ins = insertelement <vscale x 16 x i8> undef, i8 %val, i32 0
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%splat = shufflevector <vscale x 16 x i8> %ins, <vscale x 16 x i8> undef, <vscale x 16 x i32> zeroinitializer
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ret <vscale x 16 x i8> %splat
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}
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define <vscale x 8 x i16> @sve_splat_8xi16(i16 %val) {
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; CHECK-LABEL: @sve_splat_8xi16
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; CHECK: mov z0.h, w0
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; CHECK-NEXT: ret
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%ins = insertelement <vscale x 8 x i16> undef, i16 %val, i32 0
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%splat = shufflevector <vscale x 8 x i16> %ins, <vscale x 8 x i16> undef, <vscale x 8 x i32> zeroinitializer
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ret <vscale x 8 x i16> %splat
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}
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define <vscale x 4 x i32> @sve_splat_4xi32(i32 %val) {
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; CHECK-LABEL: @sve_splat_4xi32
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; CHECK: mov z0.s, w0
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; CHECK-NEXT: ret
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%ins = insertelement <vscale x 4 x i32> undef, i32 %val, i32 0
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%splat = shufflevector <vscale x 4 x i32> %ins, <vscale x 4 x i32> undef, <vscale x 4 x i32> zeroinitializer
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ret <vscale x 4 x i32> %splat
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}
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define <vscale x 2 x i64> @sve_splat_2xi64(i64 %val) {
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; CHECK-LABEL: @sve_splat_2xi64
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; CHECK: mov z0.d, x0
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; CHECK-NEXT: ret
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%ins = insertelement <vscale x 2 x i64> undef, i64 %val, i32 0
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%splat = shufflevector <vscale x 2 x i64> %ins, <vscale x 2 x i64> undef, <vscale x 2 x i32> zeroinitializer
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ret <vscale x 2 x i64> %splat
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}
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;; Promote splats of smaller illegal integer vector types
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define <vscale x 2 x i8> @sve_splat_2xi8(i8 %val) {
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; CHECK-LABEL: @sve_splat_2xi8
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; CHECK: mov z0.d, x0
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; CHECK-NEXT: ret
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%ins = insertelement <vscale x 2 x i8> undef, i8 %val, i32 0
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%splat = shufflevector <vscale x 2 x i8> %ins, <vscale x 2 x i8> undef, <vscale x 2 x i32> zeroinitializer
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ret <vscale x 2 x i8> %splat
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}
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define <vscale x 4 x i8> @sve_splat_4xi8(i8 %val) {
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; CHECK-LABEL: @sve_splat_4xi8
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; CHECK: mov z0.s, w0
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; CHECK-NEXT: ret
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%ins = insertelement <vscale x 4 x i8> undef, i8 %val, i32 0
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%splat = shufflevector <vscale x 4 x i8> %ins, <vscale x 4 x i8> undef, <vscale x 4 x i32> zeroinitializer
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ret <vscale x 4 x i8> %splat
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}
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define <vscale x 8 x i8> @sve_splat_8xi8(i8 %val) {
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; CHECK-LABEL: @sve_splat_8xi8
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; CHECK: mov z0.h, w0
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; CHECK-NEXT: ret
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%ins = insertelement <vscale x 8 x i8> undef, i8 %val, i32 0
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%splat = shufflevector <vscale x 8 x i8> %ins, <vscale x 8 x i8> undef, <vscale x 8 x i32> zeroinitializer
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ret <vscale x 8 x i8> %splat
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}
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define <vscale x 2 x i16> @sve_splat_2xi16(i16 %val) {
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; CHECK-LABEL: @sve_splat_2xi16
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; CHECK: mov z0.d, x0
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; CHECK-NEXT: ret
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%ins = insertelement <vscale x 2 x i16> undef, i16 %val, i32 0
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%splat = shufflevector <vscale x 2 x i16> %ins, <vscale x 2 x i16> undef, <vscale x 2 x i32> zeroinitializer
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ret <vscale x 2 x i16> %splat
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}
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define <vscale x 4 x i16> @sve_splat_4xi16(i16 %val) {
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; CHECK-LABEL: @sve_splat_4xi16
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; CHECK: mov z0.s, w0
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; CHECK-NEXT: ret
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%ins = insertelement <vscale x 4 x i16> undef, i16 %val, i32 0
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%splat = shufflevector <vscale x 4 x i16> %ins, <vscale x 4 x i16> undef, <vscale x 4 x i32> zeroinitializer
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ret <vscale x 4 x i16> %splat
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}
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define <vscale x 2 x i32> @sve_splat_2xi32(i32 %val) {
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; CHECK-LABEL: @sve_splat_2xi32
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; CHECK: mov z0.d, x0
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; CHECK-NEXT: ret
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%ins = insertelement <vscale x 2 x i32> undef, i32 %val, i32 0
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%splat = shufflevector <vscale x 2 x i32> %ins, <vscale x 2 x i32> undef, <vscale x 2 x i32> zeroinitializer
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ret <vscale x 2 x i32> %splat
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}
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