forked from OSchip/llvm-project
79 lines
3.5 KiB
LLVM
79 lines
3.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -basicaa -slp-vectorizer -S -mtriple=i386-apple-macosx10.8.0 -mcpu=corei7-avx | FileCheck %s
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define i32 @foo(i32* nocapture readonly %diff) #0 {
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; CHECK-LABEL: @foo(
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; CHECK: load <4 x i32>
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; CHECK: load <4 x i32>
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; CHECK: [[S1:%.+]] = add nsw <4 x i32>
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; CHECK: store <4 x i32> [[S1]],
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; CHECK: [[RDX_SHUF:%.*]] = shufflevector <4 x i32> [[S1]], <4 x i32> undef, <4 x i32> <i32 2, i32 3, i32 undef, i32 undef>
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; CHECK-NEXT: [[BIN_RDX:%.*]] = add nsw <4 x i32> [[S1]], [[RDX_SHUF]]
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; CHECK-NEXT: [[RDX_SHUF1:%.*]] = shufflevector <4 x i32> [[BIN_RDX]], <4 x i32> undef, <4 x i32> <i32 1, i32 undef, i32 undef, i32 undef>
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; CHECK-NEXT: [[BIN_RDX2:%.*]] = add nsw <4 x i32> [[BIN_RDX]], [[RDX_SHUF1]]
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; CHECK-NEXT: [[TMP15:%.*]] = extractelement <4 x i32> [[BIN_RDX2]], i32 0
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; CHECK: [[ADD52:%.*]] = add nsw i32 [[TMP15]],
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; CHECK: ret i32 [[ADD52]]
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;
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entry:
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%m2 = alloca [8 x [8 x i32]], align 16
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%0 = bitcast [8 x [8 x i32]]* %m2 to i8*
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br label %for.body
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for.body: ; preds = %for.body, %entry
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%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
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%a.088 = phi i32 [ 0, %entry ], [ %add52, %for.body ]
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%1 = shl i64 %indvars.iv, 3
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%arrayidx = getelementptr inbounds i32, i32* %diff, i64 %1
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%2 = load i32, i32* %arrayidx, align 4
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%3 = or i64 %1, 4
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%arrayidx2 = getelementptr inbounds i32, i32* %diff, i64 %3
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%4 = load i32, i32* %arrayidx2, align 4
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%add3 = add nsw i32 %4, %2
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%arrayidx6 = getelementptr inbounds [8 x [8 x i32]], [8 x [8 x i32]]* %m2, i64 0, i64 %indvars.iv, i64 0
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store i32 %add3, i32* %arrayidx6, align 16
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%add10 = add nsw i32 %add3, %a.088
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%5 = or i64 %1, 1
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%arrayidx13 = getelementptr inbounds i32, i32* %diff, i64 %5
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%6 = load i32, i32* %arrayidx13, align 4
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%7 = or i64 %1, 5
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%arrayidx16 = getelementptr inbounds i32, i32* %diff, i64 %7
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%8 = load i32, i32* %arrayidx16, align 4
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%add17 = add nsw i32 %8, %6
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%arrayidx20 = getelementptr inbounds [8 x [8 x i32]], [8 x [8 x i32]]* %m2, i64 0, i64 %indvars.iv, i64 1
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store i32 %add17, i32* %arrayidx20, align 4
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%add24 = add nsw i32 %add10, %add17
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%9 = or i64 %1, 2
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%arrayidx27 = getelementptr inbounds i32, i32* %diff, i64 %9
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%10 = load i32, i32* %arrayidx27, align 4
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%11 = or i64 %1, 6
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%arrayidx30 = getelementptr inbounds i32, i32* %diff, i64 %11
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%12 = load i32, i32* %arrayidx30, align 4
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%add31 = add nsw i32 %12, %10
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%arrayidx34 = getelementptr inbounds [8 x [8 x i32]], [8 x [8 x i32]]* %m2, i64 0, i64 %indvars.iv, i64 2
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store i32 %add31, i32* %arrayidx34, align 8
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%add38 = add nsw i32 %add24, %add31
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%13 = or i64 %1, 3
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%arrayidx41 = getelementptr inbounds i32, i32* %diff, i64 %13
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%14 = load i32, i32* %arrayidx41, align 4
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%15 = or i64 %1, 7
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%arrayidx44 = getelementptr inbounds i32, i32* %diff, i64 %15
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%16 = load i32, i32* %arrayidx44, align 4
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%add45 = add nsw i32 %16, %14
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%arrayidx48 = getelementptr inbounds [8 x [8 x i32]], [8 x [8 x i32]]* %m2, i64 0, i64 %indvars.iv, i64 3
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store i32 %add45, i32* %arrayidx48, align 4
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%add52 = add nsw i32 %add38, %add45
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%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
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%exitcond = icmp eq i64 %indvars.iv.next, 8
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br i1 %exitcond, label %for.end, label %for.body
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for.end: ; preds = %for.body
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%arraydecay = getelementptr inbounds [8 x [8 x i32]], [8 x [8 x i32]]* %m2, i64 0, i64 0
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call void @ff([8 x i32]* %arraydecay) #1
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ret i32 %add52
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}
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declare void @ff([8 x i32]*) #2
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