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30 lines
766 B
LLVM
30 lines
766 B
LLVM
; RUN: llc -march=hexagon -O2 < %s | FileCheck %s
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; Make sure no mux with 0 is generated.
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; CHECK-NOT: mux{{.*}}#0
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; CHECK: endloop
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target triple = "hexagon"
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; Function Attrs: nounwind readnone
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define i32 @f0(i32 %a0, i32 %a1) #0 {
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b0:
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%v0 = icmp ugt i32 %a0, %a1
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br label %b1
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b1: ; preds = %b1, %b0
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%v1 = phi i32 [ 0, %b0 ], [ %v5, %b1 ]
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%v2 = phi i32 [ 0, %b0 ], [ %v7, %b1 ]
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%v3 = phi i32 [ 1, %b0 ], [ %v6, %b1 ]
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%v4 = select i1 %v0, i32 %v3, i32 0
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%v5 = or i32 %v1, %v4
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%v6 = shl i32 %v3, 1
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%v7 = add i32 %v2, 1
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%v8 = icmp eq i32 %v7, 32
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br i1 %v8, label %b2, label %b1
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b2: ; preds = %b1
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ret i32 %v5
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}
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attributes #0 = { nounwind readnone }
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