1; RUN: llc < %s -march=arm -mattr=+neon | FileCheck %s 2 3define <8 x i8> @vld1dupi8(i8* %A) nounwind { 4;CHECK: vld1dupi8: 5;Check the (default) alignment value. 6;CHECK: vld1.8 {d16[]}, [r0] 7 %tmp1 = load i8* %A, align 8 8 %tmp2 = insertelement <8 x i8> undef, i8 %tmp1, i32 0 9 %tmp3 = shufflevector <8 x i8> %tmp2, <8 x i8> undef, <8 x i32> zeroinitializer 10 ret <8 x i8> %tmp3 11} 12 13define <4 x i16> @vld1dupi16(i16* %A) nounwind { 14;CHECK: vld1dupi16: 15;Check the alignment value. Max for this instruction is 16 bits: 16;CHECK: vld1.16 {d16[]}, [r0, :16] 17 %tmp1 = load i16* %A, align 8 18 %tmp2 = insertelement <4 x i16> undef, i16 %tmp1, i32 0 19 %tmp3 = shufflevector <4 x i16> %tmp2, <4 x i16> undef, <4 x i32> zeroinitializer 20 ret <4 x i16> %tmp3 21} 22 23define <2 x i32> @vld1dupi32(i32* %A) nounwind { 24;CHECK: vld1dupi32: 25;Check the alignment value. Max for this instruction is 32 bits: 26;CHECK: vld1.32 {d16[]}, [r0, :32] 27 %tmp1 = load i32* %A, align 8 28 %tmp2 = insertelement <2 x i32> undef, i32 %tmp1, i32 0 29 %tmp3 = shufflevector <2 x i32> %tmp2, <2 x i32> undef, <2 x i32> zeroinitializer 30 ret <2 x i32> %tmp3 31} 32 33define <16 x i8> @vld1dupQi8(i8* %A) nounwind { 34;CHECK: vld1dupQi8: 35;Check the (default) alignment value. 36;CHECK: vld1.8 {d16[], d17[]}, [r0] 37 %tmp1 = load i8* %A, align 8 38 %tmp2 = insertelement <16 x i8> undef, i8 %tmp1, i32 0 39 %tmp3 = shufflevector <16 x i8> %tmp2, <16 x i8> undef, <16 x i32> zeroinitializer 40 ret <16 x i8> %tmp3 41} 42