forked from OSchip/llvm-project
33 lines
1.1 KiB
LLVM
33 lines
1.1 KiB
LLVM
; RUN: opt < %s -loop-vectorize -mtriple=x86_64-unknown-linux-gnu -S | FileCheck %s
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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%struct.anon = type { [100 x i32], i32, [100 x i32] }
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@Foo = common global %struct.anon zeroinitializer, align 4
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; CHECK-LABEL: @foo(
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; CHECK: load <4 x i32>, <4 x i32>*
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; CHECK: sdiv <4 x i32>
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; CHECK: store <4 x i32>
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define void @foo(){
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entry:
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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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%arrayidx = getelementptr inbounds %struct.anon, %struct.anon* @Foo, i64 0, i32 2, i64 %indvars.iv
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%0 = load i32, i32* %arrayidx, align 4
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%div = sdiv i32 %0, 2
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%arrayidx2 = getelementptr inbounds %struct.anon, %struct.anon* @Foo, i64 0, i32 0, i64 %indvars.iv
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store i32 %div, i32* %arrayidx2, align 4
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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, 100
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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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ret void
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}
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