forked from OSchip/llvm-project
59 lines
1.9 KiB
LLVM
59 lines
1.9 KiB
LLVM
; RUN: llc -march=hexagon -O2 < %s | FileCheck %s
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; Check if the three stores in the loop were predicated.
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; CHECK: if{{.*}}memw
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; CHECK: if{{.*}}memw
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; CHECK: if{{.*}}memw
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target triple = "hexagon"
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define void @fred(i32 %n, i32* %bp) #0 {
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entry:
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%cmp16 = icmp eq i32 %n, 0
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br i1 %cmp16, label %for.end, label %for.body.lr.ph
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for.body.lr.ph: ; preds = %entry
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%cmp2 = icmp ugt i32 %n, 32
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br label %for.body
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for.body: ; preds = %for.inc, %for.body.lr.ph
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%i.017 = phi i32 [ 0, %for.body.lr.ph ], [ %inc, %for.inc ]
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%call = tail call i32 @foo(i32* %bp) nounwind
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%call1 = tail call i32 @bar(i32* %bp) nounwind
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br i1 %cmp2, label %if.then, label %if.else
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if.then: ; preds = %for.body
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%arrayidx = getelementptr inbounds i32, i32* %bp, i32 %i.017
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store i32 %call, i32* %arrayidx, align 4, !tbaa !0
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%add = add i32 %i.017, 2
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%arrayidx3 = getelementptr inbounds i32, i32* %bp, i32 %add
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store i32 %call1, i32* %arrayidx3, align 4, !tbaa !0
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br label %for.inc
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if.else: ; preds = %for.body
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%or = or i32 %call1, %call
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%arrayidx4 = getelementptr inbounds i32, i32* %bp, i32 %i.017
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store i32 %or, i32* %arrayidx4, align 4, !tbaa !0
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br label %for.inc
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for.inc: ; preds = %if.then, %if.else
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%inc = add i32 %i.017, 1
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%exitcond = icmp eq i32 %inc, %n
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br i1 %exitcond, label %for.end.loopexit, label %for.body
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for.end.loopexit: ; preds = %for.inc
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br label %for.end
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for.end: ; preds = %for.end.loopexit, %entry
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ret void
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}
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declare i32 @foo(i32*) nounwind
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declare i32 @bar(i32*) nounwind
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attributes #0 = { nounwind "target-cpu"="hexagonv5" }
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!0 = !{!"int", !1}
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!1 = !{!"omnipotent char", !2}
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!2 = !{!"Simple C/C++ TBAA"}
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