65 lines
2.4 KiB
LLVM
65 lines
2.4 KiB
LLVM
; RUN: llc -march=hexagon -O3 < %s | FileCheck %s
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; if instruction being considered for addition to packet has higher latency,
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; end existing packet and start a new one.
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; CHECK: .LBB0_4:
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; CHECK: p{{[0-3]+}} = cmp.gtu(r{{[0-9]+}},r{{[0-9]+}})
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; CHECK-NEXT: }
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@array = external dso_local local_unnamed_addr global i32*, align 4
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; Function Attrs: nofree norecurse nounwind
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define dso_local void @NumSift(i32 %i, i32 %j) local_unnamed_addr #0 {
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entry:
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%add36 = shl i32 %i, 1
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%cmp.not37 = icmp ugt i32 %add36, %j
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br i1 %cmp.not37, label %while.end, label %while.body.lr.ph
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while.body.lr.ph: ; preds = %entry
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%0 = load i32*, i32** @array, align 4
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%add16 = add i32 %j, 1
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br label %while.body
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while.body: ; preds = %while.body.lr.ph, %if.end17
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%add39 = phi i32 [ %add36, %while.body.lr.ph ], [ %add, %if.end17 ]
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%i.addr.038 = phi i32 [ %i, %while.body.lr.ph ], [ %i.addr.1, %if.end17 ]
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%cmp2 = icmp ult i32 %add39, %j
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br i1 %cmp2, label %if.then, label %if.end7
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if.then: ; preds = %while.body
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%arrayidx = getelementptr inbounds i32, i32* %0, i32 %add39
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%1 = load i32, i32* %arrayidx, align 4
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%add3 = or i32 %add39, 1
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%arrayidx4 = getelementptr inbounds i32, i32* %0, i32 %add3
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%2 = load i32, i32* %arrayidx4, align 4
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%cmp5 = icmp ult i32 %1, %2
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%spec.select = select i1 %cmp5, i32 %add3, i32 %add39
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br label %if.end7
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if.end7: ; preds = %if.then, %while.body
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%k.0 = phi i32 [ %add39, %while.body ], [ %spec.select, %if.then ]
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%arrayidx8 = getelementptr inbounds i32, i32* %0, i32 %i.addr.038
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%3 = load i32, i32* %arrayidx8, align 4
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%arrayidx9 = getelementptr inbounds i32, i32* %0, i32 %k.0
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%4 = load i32, i32* %arrayidx9, align 4
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%cmp10 = icmp ult i32 %3, %4
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br i1 %cmp10, label %if.then11, label %if.end17
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if.then11: ; preds = %if.end7
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store i32 %3, i32* %arrayidx9, align 4
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store i32 %4, i32* %arrayidx8, align 4
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br label %if.end17
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if.end17: ; preds = %if.end7, %if.then11
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%i.addr.1 = phi i32 [ %k.0, %if.then11 ], [ %add16, %if.end7 ]
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%add = shl i32 %i.addr.1, 1
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%cmp.not = icmp ugt i32 %add, %j
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br i1 %cmp.not, label %while.end, label %while.body
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while.end: ; preds = %if.end17, %entry
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ret void
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}
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attributes #0 = { "target-cpu"="hexagonv65" }
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