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28 lines
680 B
LLVM
28 lines
680 B
LLVM
; RUN: llc -march=hexagon < %s | FileCheck %s
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; Do not want to see register copies in the loop.
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; CHECK-NOT: r{{[0-9]*}} = r{{[0-9]*}}
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target triple = "hexagon"
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; Function Attrs: nounwind readnone
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define i32 @f0(i32 %a0) #0 {
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b0:
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br label %b1
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b1: ; preds = %b1, %b0
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%v0 = phi i32 [ 0, %b0 ], [ %v1, %b1 ]
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%v1 = add nsw i32 %v0, 3
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%v2 = add i32 %v1, -3
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%v3 = icmp slt i32 %v2, %a0
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br i1 %v3, label %b1, label %b2
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b2: ; preds = %b1
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%v4 = phi i32 [ %v1, %b1 ]
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%v5 = icmp slt i32 %v4, 100
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%v6 = zext i1 %v5 to i32
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ret i32 %v6
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}
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attributes #0 = { nounwind readnone }
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