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https://github.com/c64scene-ar/llvm-6502.git
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42 lines
1.4 KiB
LLVM
42 lines
1.4 KiB
LLVM
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; RUN: llc < %s -march=arm -mattr=+neon | FileCheck %s
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define <8 x i8> @vld1dupi8(i8* %A) nounwind {
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;CHECK: vld1dupi8:
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;Check the (default) alignment value.
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;CHECK: vld1.8 {d16[]}, [r0]
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%tmp1 = load i8* %A, align 8
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%tmp2 = insertelement <8 x i8> undef, i8 %tmp1, i32 0
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%tmp3 = shufflevector <8 x i8> %tmp2, <8 x i8> undef, <8 x i32> zeroinitializer
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ret <8 x i8> %tmp3
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}
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define <4 x i16> @vld1dupi16(i16* %A) nounwind {
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;CHECK: vld1dupi16:
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;Check the alignment value. Max for this instruction is 16 bits:
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;CHECK: vld1.16 {d16[]}, [r0, :16]
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%tmp1 = load i16* %A, align 8
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%tmp2 = insertelement <4 x i16> undef, i16 %tmp1, i32 0
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%tmp3 = shufflevector <4 x i16> %tmp2, <4 x i16> undef, <4 x i32> zeroinitializer
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ret <4 x i16> %tmp3
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}
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define <2 x i32> @vld1dupi32(i32* %A) nounwind {
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;CHECK: vld1dupi32:
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;Check the alignment value. Max for this instruction is 32 bits:
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;CHECK: vld1.32 {d16[]}, [r0, :32]
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%tmp1 = load i32* %A, align 8
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%tmp2 = insertelement <2 x i32> undef, i32 %tmp1, i32 0
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%tmp3 = shufflevector <2 x i32> %tmp2, <2 x i32> undef, <2 x i32> zeroinitializer
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ret <2 x i32> %tmp3
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}
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define <16 x i8> @vld1dupQi8(i8* %A) nounwind {
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;CHECK: vld1dupQi8:
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;Check the (default) alignment value.
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;CHECK: vld1.8 {d16[], d17[]}, [r0]
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%tmp1 = load i8* %A, align 8
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%tmp2 = insertelement <16 x i8> undef, i8 %tmp1, i32 0
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%tmp3 = shufflevector <16 x i8> %tmp2, <16 x i8> undef, <16 x i32> zeroinitializer
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ret <16 x i8> %tmp3
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}
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