1 ; RUN: llc -march=hexagon -verify-machineinstrs < %s
4 ; Test that the aggressive anti-dependence breaker does not attempt
5 ; to rename a tied operand.
7 @g0 = external global [4 x i64], align 8
8 @g1 = external global [6 x i64], align 8
9 @g2 = external unnamed_addr constant [45 x i8], align 1
10 @g3 = external unnamed_addr constant [26 x i8], align 1
11 @g4 = external unnamed_addr constant [29 x i8], align 1
12 @g5 = external unnamed_addr constant [29 x i8], align 1
14 ; Function Attrs: norecurse nounwind readonly
17 ; Function Attrs: nounwind
18 define void @f1() #1 {
20 %v0 = load i64, i64* getelementptr inbounds ([4 x i64], [4 x i64]* @g0, i32 0, i32 0), align 8
21 %v1 = trunc i64 %v0 to i32
22 %v2 = load i64, i64* getelementptr inbounds ([6 x i64], [6 x i64]* @g1, i32 0, i32 0), align 8
23 %v3 = load i64, i64* getelementptr inbounds ([6 x i64], [6 x i64]* @g1, i32 0, i32 3), align 8
24 %v4 = lshr i64 %v2, 32
25 %v5 = trunc i64 %v4 to i32
27 %v7 = trunc i64 %v3 to i32
28 %v8 = lshr i64 %v3, 32
29 %v9 = add i32 %v6, %v7
30 %v10 = trunc i64 %v8 to i32
31 %v11 = add i32 %v9, %v10
32 %v12 = add i32 %v11, 0
33 %v13 = add i32 %v12, 0
34 %v14 = tail call i64 @f0()
35 %v15 = lshr i64 %v0, 16
36 %v16 = trunc i64 %v15 to i32
37 %v17 = and i32 %v16, 65535
38 %v18 = add nuw nsw i32 %v17, 0
39 %v19 = zext i32 %v18 to i64
40 %v20 = add i32 %v16, %v1
41 %v21 = and i32 %v20, 65535
42 %v22 = zext i32 %v21 to i64
43 tail call void (i8*, ...) @f2(i8* getelementptr inbounds ([45 x i8], [45 x i8]* @g2, i32 0, i32 0), i32 %v13) #2
44 tail call void (i8*, ...) @f2(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @g3, i32 0, i32 0), i64 %v14) #2
45 tail call void (i8*, ...) @f2(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @g4, i32 0, i32 0), i64 %v19) #2
46 tail call void (i8*, ...) @f2(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @g5, i32 0, i32 0), i64 %v22) #2
50 ; Function Attrs: nounwind
51 declare void @f2(i8* nocapture readonly, ...) #1
53 attributes #0 = { norecurse nounwind readonly "target-cpu"="hexagonv55" }
54 attributes #1 = { nounwind "target-cpu"="hexagonv55" }
55 attributes #2 = { nounwind }