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120
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1 ; RUN: llc -march=hexagon -verify-machineinstrs < %s | FileCheck %s
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2 ; Check that this testcase compiles successfully.
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3 ; CHECK-LABEL: fred:
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4 ; CHECK: call foo
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5
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6 target triple = "hexagon"
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7
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8 %struct.0 = type { i32, i16, i8* }
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9
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121
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10 declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture) #1
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11 declare void @llvm.lifetime.end.p0i8(i64, i8* nocapture) #1
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120
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12
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13 define i32 @fred(i8* readonly %p0, i32* %p1) local_unnamed_addr #0 {
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14 entry:
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15 %v0 = alloca i16, align 2
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16 %v1 = icmp eq i8* %p0, null
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17 br i1 %v1, label %if.then, label %lor.lhs.false
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18
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19 lor.lhs.false: ; preds = %entry
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20 %v2 = bitcast i8* %p0 to %struct.0**
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21 %v3 = load %struct.0*, %struct.0** %v2, align 4
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22 %v4 = icmp eq %struct.0* %v3, null
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23 br i1 %v4, label %if.then, label %if.else
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24
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25 if.then: ; preds = %lor.lhs.false, %ent
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26 %v5 = icmp eq i32* %p1, null
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27 br i1 %v5, label %cleanup, label %if.then3
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28
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29 if.then3: ; preds = %if.then
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30 store i32 0, i32* %p1, align 4
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31 br label %cleanup
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32
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33 if.else: ; preds = %lor.lhs.false
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34 %v6 = bitcast i16* %v0 to i8*
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121
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35 call void @llvm.lifetime.start.p0i8(i64 2, i8* nonnull %v6) #0
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120
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36 store i16 0, i16* %v0, align 2
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37 %v7 = call i32 @foo(%struct.0* nonnull %v3, i16* nonnull %v0) #0
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38 %v8 = icmp eq i32* %p1, null
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39 br i1 %v8, label %if.end7, label %if.then6
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40
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41 if.then6: ; preds = %if.else
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42 %v9 = load i16, i16* %v0, align 2
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43 %v10 = zext i16 %v9 to i32
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44 store i32 %v10, i32* %p1, align 4
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45 br label %if.end7
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46
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47 if.end7: ; preds = %if.else, %if.then6
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121
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48 call void @llvm.lifetime.end.p0i8(i64 2, i8* nonnull %v6) #0
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120
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49 br label %cleanup
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50
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51 cleanup: ; preds = %if.then3, %if.then,
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52 %v11 = phi i32 [ %v7, %if.end7 ], [ -2147024809, %if.then ], [ -2147024809, %if.then3 ]
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53 ret i32 %v11
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54 }
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55
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56 declare i32 @foo(%struct.0*, i16*) local_unnamed_addr #0
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57
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58 attributes #0 = { nounwind }
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59 attributes #1 = { argmemonly nounwind }
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60
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