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f2f6ce65b7
input filename so that opt doesn't print the input filename in the output so that grep lines in the tests don't unintentionally match strings in the input filename. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81537 91177308-0d34-0410-b5e6-96231b3b80d8
40 lines
1.8 KiB
LLVM
40 lines
1.8 KiB
LLVM
; RUN: opt < %s -instcombine -S | grep shufflevector
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; PR2645
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; instcombine shouldn't delete the shufflevector.
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define internal void @""(i8*, i32, i8*) {
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; <label>:3
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br label %4
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; <label>:4 ; preds = %6, %3
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%.0 = phi i32 [ 0, %3 ], [ %19, %6 ] ; <i32> [#uses=4]
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%5 = icmp slt i32 %.0, %1 ; <i1> [#uses=1]
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br i1 %5, label %6, label %20
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; <label>:6 ; preds = %4
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%7 = getelementptr i8* %2, i32 %.0 ; <i8*> [#uses=1]
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%8 = bitcast i8* %7 to <4 x i16>* ; <<4 x i16>*> [#uses=1]
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%9 = load <4 x i16>* %8, align 1 ; <<4 x i16>> [#uses=1]
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%10 = bitcast <4 x i16> %9 to <1 x i64> ; <<1 x i64>> [#uses=1]
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%11 = call <2 x i64> @foo(<1 x i64> %10)
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; <<2 x i64>> [#uses=1]
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%12 = bitcast <2 x i64> %11 to <4 x i32> ; <<4 x i32>> [#uses=1]
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%13 = bitcast <4 x i32> %12 to <8 x i16> ; <<8 x i16>> [#uses=2]
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%14 = shufflevector <8 x i16> %13, <8 x i16> %13, <8 x i32> < i32 0, i32 0, i32 1, i32 1, i32 2, i32 2, i32 3, i32 3 > ; <<8 x i16>> [#uses=1]
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%15 = bitcast <8 x i16> %14 to <4 x i32> ; <<4 x i32>> [#uses=1]
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%16 = sitofp <4 x i32> %15 to <4 x float> ; <<4 x float>> [#uses=1]
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%17 = getelementptr i8* %0, i32 %.0 ; <i8*> [#uses=1]
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%18 = bitcast i8* %17 to <4 x float>* ; <<4 x float>*> [#uses=1]
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store <4 x float> %16, <4 x float>* %18, align 1
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%19 = add i32 %.0, 1 ; <i32> [#uses=1]
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br label %4
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; <label>:20 ; preds = %4
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call void @llvm.x86.mmx.emms( )
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ret void
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}
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declare <2 x i64> @foo(<1 x i64>)
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declare void @llvm.x86.mmx.emms( )
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