1 ; RUN: llc -march=hexagon -verify-machineinstrs < %s | FileCheck %s 2 ; Check that this testcase compiles successfully. 3 ; CHECK-LABEL: fred: 4 ; CHECK: call foo 5 6 target triple = "hexagon" 7 8 %struct.0 = type { i32, i16, i8* } 9 10 declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture) #1 11 declare void @llvm.lifetime.end.p0i8(i64, i8* nocapture) #1 12 13 define i32 @fred(i8* readonly %p0, i32* %p1) local_unnamed_addr #0 { 14 entry: 15 %v0 = alloca i16, align 2 16 %v1 = icmp eq i8* %p0, null 17 br i1 %v1, label %if.then, label %lor.lhs.false 18 19 lor.lhs.false: ; preds = %entry 20 %v2 = bitcast i8* %p0 to %struct.0** 21 %v3 = load %struct.0*, %struct.0** %v2, align 4 22 %v4 = icmp eq %struct.0* %v3, null 23 br i1 %v4, label %if.then, label %if.else 24 25 if.then: ; preds = %lor.lhs.false, %ent 26 %v5 = icmp eq i32* %p1, null 27 br i1 %v5, label %cleanup, label %if.then3 28 29 if.then3: ; preds = %if.then 30 store i32 0, i32* %p1, align 4 31 br label %cleanup 32 33 if.else: ; preds = %lor.lhs.false 34 %v6 = bitcast i16* %v0 to i8* 35 call void @llvm.lifetime.start.p0i8(i64 2, i8* nonnull %v6) #0 36 store i16 0, i16* %v0, align 2 37 %v7 = call i32 @foo(%struct.0* nonnull %v3, i16* nonnull %v0) #0 38 %v8 = icmp eq i32* %p1, null 39 br i1 %v8, label %if.end7, label %if.then6 40 41 if.then6: ; preds = %if.else 42 %v9 = load i16, i16* %v0, align 2 43 %v10 = zext i16 %v9 to i32 44 store i32 %v10, i32* %p1, align 4 45 br label %if.end7 46 47 if.end7: ; preds = %if.else, %if.then6 48 call void @llvm.lifetime.end.p0i8(i64 2, i8* nonnull %v6) #0 49 br label %cleanup 50 51 cleanup: ; preds = %if.then3, %if.then, 52 %v11 = phi i32 [ %v7, %if.end7 ], [ -2147024809, %if.then ], [ -2147024809, %if.then3 ] 53 ret i32 %v11 54 } 55 56 declare i32 @foo(%struct.0*, i16*) local_unnamed_addr #0 57 58 attributes #0 = { nounwind } 59 attributes #1 = { argmemonly nounwind } 60 61
