34 lines
1.9 KiB
LLVM
34 lines
1.9 KiB
LLVM
; RUN: llc -mcpu=cortex-a8 < %s | FileCheck %s
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target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:64:64-v128:128:128-a0:0:32-n32"
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target triple = "armv7-apple-darwin10"
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%struct.int16x8_t = type { <8 x i16> }
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%struct.int16x8x2_t = type { [2 x %struct.int16x8_t] }
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define void @t(%struct.int16x8x2_t* noalias nocapture sret %agg.result, <8 x i16> %tmp.0, %struct.int16x8x2_t* nocapture %dst) nounwind {
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entry:
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;CHECK: vtrn.16
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%0 = shufflevector <8 x i16> %tmp.0, <8 x i16> undef, <8 x i32> <i32 0, i32 0, i32 2, i32 2, i32 4, i32 4, i32 6, i32 6>
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%1 = shufflevector <8 x i16> %tmp.0, <8 x i16> undef, <8 x i32> <i32 1, i32 1, i32 3, i32 3, i32 5, i32 5, i32 7, i32 7>
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%agg.result1218.0 = getelementptr %struct.int16x8x2_t, %struct.int16x8x2_t* %agg.result, i32 0, i32 0, i32 0, i32 0 ; <<8 x i16>*>
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store <8 x i16> %0, <8 x i16>* %agg.result1218.0, align 16
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%agg.result12.1.0 = getelementptr %struct.int16x8x2_t, %struct.int16x8x2_t* %agg.result, i32 0, i32 0, i32 1, i32 0 ; <<8 x i16>*>
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store <8 x i16> %1, <8 x i16>* %agg.result12.1.0, align 16
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ret void
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}
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; Radar 8290937: Ignore undef shuffle indices.
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; CHECK: t2
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; CHECK: vtrn.16
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define void @t2(%struct.int16x8x2_t* nocapture %ptr, <4 x i16> %a.0, <4 x i16> %b.0) nounwind {
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entry:
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%0 = shufflevector <4 x i16> %a.0, <4 x i16> undef, <8 x i32> <i32 0, i32 0, i32 2, i32 2, i32 undef, i32 undef, i32 undef, i32 undef>
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%1 = shufflevector <4 x i16> %a.0, <4 x i16> undef, <8 x i32> <i32 1, i32 1, i32 3, i32 3, i32 undef, i32 undef, i32 undef, i32 undef>
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%ptr26.0 = getelementptr inbounds %struct.int16x8x2_t, %struct.int16x8x2_t* %ptr, i32 0, i32 0, i32 0, i32 0
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store <8 x i16> %0, <8 x i16>* %ptr26.0, align 16
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%ptr20.1.0 = getelementptr inbounds %struct.int16x8x2_t, %struct.int16x8x2_t* %ptr, i32 0, i32 0, i32 1, i32 0
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store <8 x i16> %1, <8 x i16>* %ptr20.1.0, align 16
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ret void
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}
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