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45 lines
1.7 KiB
LLVM
45 lines
1.7 KiB
LLVM
; RUN: opt < %s -loop-vectorize -force-vector-unroll=1 -force-vector-width=4 -enable-if-conversion -dce -instcombine -S | FileCheck %s
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
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target triple = "x86_64-apple-macosx10.8.0"
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;CHECK: @foo
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;CHECK: icmp eq <4 x i32>
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;CHECK: select <4 x i1>
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;CHECK: ret i32
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define i32 @foo(i32 %x, i32 %t, i32* nocapture %A) nounwind uwtable ssp {
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entry:
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%cmp10 = icmp sgt i32 %x, 0
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br i1 %cmp10, label %for.body, label %for.end
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for.body: ; preds = %entry, %if.end
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%indvars.iv = phi i64 [ %indvars.iv.next, %if.end ], [ 0, %entry ]
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%arrayidx = getelementptr inbounds i32* %A, i64 %indvars.iv
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%0 = load i32* %arrayidx, align 4, !tbaa !0
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%tobool = icmp eq i32 %0, 0
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br i1 %tobool, label %if.end, label %if.then
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if.then: ; preds = %for.body
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%1 = add nsw i64 %indvars.iv, 45
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%2 = trunc i64 %indvars.iv to i32
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%mul = mul nsw i32 %2, %t
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%3 = trunc i64 %1 to i32
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%add1 = add nsw i32 %3, %mul
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br label %if.end
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if.end: ; preds = %for.body, %if.then
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%z.0 = phi i32 [ %add1, %if.then ], [ 9, %for.body ]
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store i32 %z.0, i32* %arrayidx, align 4, !tbaa !0
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%indvars.iv.next = add i64 %indvars.iv, 1
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%lftr.wideiv = trunc i64 %indvars.iv.next to i32
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%exitcond = icmp eq i32 %lftr.wideiv, %x
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br i1 %exitcond, label %for.end, label %for.body
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for.end: ; preds = %if.end, %entry
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ret i32 undef
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}
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!0 = metadata !{metadata !"int", metadata !1}
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!1 = metadata !{metadata !"omnipotent char", metadata !2}
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!2 = metadata !{metadata !"Simple C/C++ TBAA"}
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