forked from OSchip/llvm-project
33 lines
958 B
LLVM
33 lines
958 B
LLVM
; RUN: llc < %s -march=arm -mattr=+neon | FileCheck %s
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; CHECK: t1
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; CHECK: vldmia
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; CHECK: vldmia
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; CHECK: vadd.i64 q
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; CHECK: vstmia
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define void @t1(<4 x i32>* %r, <2 x i64>* %a, <2 x i64>* %b) nounwind {
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entry:
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%0 = load <2 x i64>* %a, align 16 ; <<2 x i64>> [#uses=1]
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%1 = load <2 x i64>* %b, align 16 ; <<2 x i64>> [#uses=1]
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%2 = add <2 x i64> %0, %1 ; <<2 x i64>> [#uses=1]
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%3 = bitcast <2 x i64> %2 to <4 x i32> ; <<4 x i32>> [#uses=1]
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store <4 x i32> %3, <4 x i32>* %r, align 16
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ret void
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}
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; CHECK: t2
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; CHECK: vldmia
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; CHECK: vldmia
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; CHECK: vsub.i64 q
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; CHECK: vmov r0, r1, d
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; CHECK: vmov r2, r3, d
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define <4 x i32> @t2(<2 x i64>* %a, <2 x i64>* %b) nounwind readonly {
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entry:
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%0 = load <2 x i64>* %a, align 16 ; <<2 x i64>> [#uses=1]
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%1 = load <2 x i64>* %b, align 16 ; <<2 x i64>> [#uses=1]
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%2 = sub <2 x i64> %0, %1 ; <<2 x i64>> [#uses=1]
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%3 = bitcast <2 x i64> %2 to <4 x i32> ; <<4 x i32>> [#uses=1]
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ret <4 x i32> %3
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}
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