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44 lines
1.3 KiB
44 lines
1.3 KiB
; RUN: llc -disable-lsr -march=hexagon -enable-pipeliner \
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; RUN: -debug-only=pipeliner < %s 2>&1 > /dev/null -pipeliner-experimental-cg=true | FileCheck %s
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; REQUIRES: asserts
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;
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; Test that checks if the ResMII is 1.
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; CHECK: MII = 1 MAX_II = 11 (rec=1, res=1)
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; Function Attrs: nounwind
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define void @f0(i32* nocapture %a0, i32 %a1) #0 {
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b0:
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%v0 = icmp sgt i32 %a1, 1
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br i1 %v0, label %b1, label %b4
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b1: ; preds = %b0
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%v1 = load i32, i32* %a0, align 4
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%v2 = add i32 %v1, 10
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%v3 = getelementptr i32, i32* %a0, i32 1
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%v4 = add i32 %a1, -1
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br label %b2
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b2: ; preds = %b2, %b1
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%v5 = phi i32 [ %v12, %b2 ], [ %v4, %b1 ]
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%v6 = phi i32* [ %v11, %b2 ], [ %v3, %b1 ]
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%v7 = phi i32 [ %v10, %b2 ], [ %v2, %b1 ]
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store i32 %v7, i32* %v6, align 4
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%v8 = add i32 %v7, 10
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%v9 = getelementptr i32, i32* %v6, i32 -1
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store i32 %v8, i32* %v9, align 4
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%v10 = add i32 %v7, 10
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%v11 = getelementptr i32, i32* %v6, i32 1
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%v12 = add i32 %v5, -1
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%v13 = icmp eq i32 %v12, 0
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br i1 %v13, label %b3, label %b2
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b3: ; preds = %b2
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br label %b4
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b4: ; preds = %b3, %b0
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ret void
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}
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attributes #0 = { nounwind }
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