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57 lines
1.8 KiB
57 lines
1.8 KiB
; RUN: llc -march=hexagon -O2 < %s | FileCheck %s
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define void @foo(i32 %n, i32* nocapture %A, i32* nocapture %B) nounwind optsize {
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entry:
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%cmp = icmp sgt i32 %n, 100
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br i1 %cmp, label %for.body.preheader, label %for.cond4.preheader
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; CHECK: endloop0
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; CHECK: endloop0
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; CHECK-NOT: endloop0
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for.body.preheader:
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br label %for.body
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for.cond4.preheader:
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%cmp113 = icmp sgt i32 %n, 0
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br i1 %cmp113, label %for.body7.preheader, label %if.end
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for.body7.preheader:
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br label %for.body7
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for.body:
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%arrayidx.phi = phi i32* [ %arrayidx.inc, %for.body ], [ %B, %for.body.preheader ]
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%arrayidx3.phi = phi i32* [ %arrayidx3.inc, %for.body ], [ %A, %for.body.preheader ]
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%i.014 = phi i32 [ %inc, %for.body ], [ 0, %for.body.preheader ]
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%0 = load i32, i32* %arrayidx.phi, align 4
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%sub = add nsw i32 %0, -1
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store i32 %sub, i32* %arrayidx3.phi, align 4
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%inc = add nsw i32 %i.014, 1
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%exitcond = icmp eq i32 %inc, %n
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%arrayidx.inc = getelementptr i32, i32* %arrayidx.phi, i32 1
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%arrayidx3.inc = getelementptr i32, i32* %arrayidx3.phi, i32 1
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br i1 %exitcond, label %if.end.loopexit, label %for.body
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for.body7:
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%arrayidx8.phi = phi i32* [ %arrayidx8.inc, %for.body7 ], [ %B, %for.body7.preheader ]
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%arrayidx9.phi = phi i32* [ %arrayidx9.inc, %for.body7 ], [ %A, %for.body7.preheader ]
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%i.117 = phi i32 [ %inc11, %for.body7 ], [ 0, %for.body7.preheader ]
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%1 = load i32, i32* %arrayidx8.phi, align 4
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%add = add nsw i32 %1, 1
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store i32 %add, i32* %arrayidx9.phi, align 4
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%inc11 = add nsw i32 %i.117, 1
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%exitcond18 = icmp eq i32 %inc11, %n
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%arrayidx8.inc = getelementptr i32, i32* %arrayidx8.phi, i32 1
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%arrayidx9.inc = getelementptr i32, i32* %arrayidx9.phi, i32 1
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br i1 %exitcond18, label %if.end.loopexit21, label %for.body7
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if.end.loopexit:
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br label %if.end
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if.end.loopexit21:
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br label %if.end
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if.end:
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ret void
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}
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