1 ; RUN: llc -march=hexagon < %s
4 ; Test that register scvenging does not assert because of wrong
5 ; bits being set for Kill and Def bit vectors in replaceSuperBySubRegs
7 %s.0 = type { i32, i32*, [0 x i32], [0 x i32], [1 x i32] }
8 %s.1 = type { %s.2, %s.4, %s.5 }
12 %s.5 = type { [0 x i32], [0 x i32 (i32*, i32*, i32*, i32*, i32*, i32, i32*)*] }
14 @g0 = common global i32 0, align 4
15 @g1 = common global %s.0 zeroinitializer, align 4
16 @g2 = common global i32 0, align 4
17 @g3 = common global i32 0, align 4
18 @g4 = common global i32* null, align 4
19 @g5 = common global i32 0, align 4
20 @g6 = common global i32 0, align 4
22 ; Function Attrs: nounwind
23 define i32 @f0(%s.1* nocapture readonly %a0) #0 {
25 %v0 = alloca [0 x i32], align 4
26 %v1 = load i32, i32* @g0, align 4, !tbaa !0
27 %v2 = getelementptr inbounds %s.1, %s.1* %a0, i32 0, i32 0, i32 0, i32 0
28 %v3 = load i32, i32* %v2, align 4, !tbaa !0
29 %v4 = load i32*, i32** getelementptr inbounds (%s.0, %s.0* @g1, i32 0, i32 1), align 4, !tbaa !4
30 %v5 = load i32, i32* @g2, align 4, !tbaa !0
32 %v7 = getelementptr inbounds i32, i32* %v4, i32 %v6
33 %v8 = getelementptr inbounds %s.1, %s.1* %a0, i32 0, i32 1, i32 0
34 %v9 = load i32, i32* %v8, align 4, !tbaa !0
35 switch i32 %v9, label %b17 [
41 store i32 0, i32* @g3, align 4, !tbaa !0
44 b2: ; preds = %b1, %b0
45 %v10 = icmp eq i32 %v1, 0
46 %v11 = icmp sgt i32 %v3, 0
47 %v12 = getelementptr inbounds [0 x i32], [0 x i32]* %v0, i32 0, i32 0
48 %v13 = sdiv i32 %v3, 2
49 %v14 = add i32 %v13, -1
50 %v15 = getelementptr inbounds [0 x i32], [0 x i32]* %v0, i32 0, i32 1
51 %v16 = getelementptr inbounds [0 x i32], [0 x i32]* %v0, i32 0, i32 2
52 %v17 = getelementptr inbounds %s.1, %s.1* %a0, i32 0, i32 2, i32 1, i32 %v1
53 %v18 = getelementptr inbounds %s.1, %s.1* %a0, i32 0, i32 2, i32 1, i32 0
55 %v20 = getelementptr inbounds i32, i32* %v4, i32 %v19
56 %v21 = sdiv i32 %v3, 4
57 %v22 = icmp slt i32 %v3, -3
58 %v23 = add i32 %v3, -1
59 %v24 = lshr i32 %v23, 2
60 %v25 = mul i32 %v24, 4
61 %v26 = add i32 %v25, 4
62 %v27 = add i32 %v13, -2
63 %v28 = icmp slt i32 %v26, 0
64 %v29 = add i32 %v21, 1
65 %v30 = select i1 %v22, i32 1, i32 %v29
69 store i32 %v30, i32* @g3, align 4, !tbaa !0
72 b4: ; preds = %b13, %b3, %b2
73 %v31 = phi i32 [ undef, %b2 ], [ %v87, %b3 ], [ %v87, %b13 ]
74 %v32 = phi i32 [ undef, %b2 ], [ %v86, %b3 ], [ %v86, %b13 ]
75 %v33 = phi i32 [ undef, %b2 ], [ %v35, %b3 ], [ %v35, %b13 ]
76 %v34 = phi i32 [ undef, %b2 ], [ %v89, %b3 ], [ %v89, %b13 ]
77 %v35 = phi i32 [ undef, %b2 ], [ %v94, %b3 ], [ %v65, %b13 ]
78 br i1 %v10, label %b6, label %b5
80 b5: ; preds = %b5, %b4
84 br i1 %v11, label %b8, label %b7
87 store i32 0, i32* @g3, align 4, !tbaa !0
91 store i32 %v26, i32* @g3, align 4, !tbaa !0
92 br i1 %v28, label %b9, label %b11
95 %v36 = load i32*, i32** @g4, align 4, !tbaa !7
98 b10: ; preds = %b10, %b9
99 %v37 = phi i32 [ %v26, %b9 ], [ %v45, %b10 ]
100 %v38 = phi i32 [ %v34, %b9 ], [ %v44, %b10 ]
101 %v39 = add nsw i32 %v37, %v33
102 %v40 = shl i32 %v39, 1
103 %v41 = getelementptr inbounds i32, i32* %v36, i32 %v40
104 %v42 = load i32, i32* %v41, align 4, !tbaa !0
105 %v43 = icmp slt i32 %v42, %v31
106 %v44 = select i1 %v43, i32 0, i32 %v38
107 %v45 = add nsw i32 %v37, 1
108 store i32 %v45, i32* @g3, align 4, !tbaa !0
109 %v46 = icmp slt i32 %v45, 0
110 br i1 %v46, label %b10, label %b11
112 b11: ; preds = %b10, %b8, %b7
113 %v47 = phi i32 [ %v26, %b8 ], [ 0, %b7 ], [ 0, %b10 ]
114 %v48 = phi i32 [ %v34, %b8 ], [ %v34, %b7 ], [ %v44, %b10 ]
115 %v49 = load i32, i32* @g5, align 4, !tbaa !0
116 %v50 = icmp slt i32 %v13, %v49
117 %v51 = icmp slt i32 %v47, %v14
118 %v52 = and i1 %v50, %v51
119 br i1 %v52, label %b12, label %b13
122 %v53 = sub i32 %v27, %v47
123 %v54 = lshr i32 %v53, 1
124 %v55 = mul i32 %v54, 2
125 %v56 = add i32 %v47, 2
126 %v57 = add i32 %v56, %v55
127 store i32 %v57, i32* @g3, align 4, !tbaa !0
130 b13: ; preds = %b12, %b11
131 %v58 = shl i32 %v35, 2
132 %v59 = load i32*, i32** @g4, align 4, !tbaa !7
133 %v60 = getelementptr inbounds i32, i32* %v59, i32 %v58
134 %v61 = load i32, i32* %v60, align 4, !tbaa !0
135 %v62 = load i32, i32* %v7, align 4, !tbaa !0
136 %v63 = add nsw i32 %v62, %v61
137 %v64 = add nsw i32 %v63, %v32
138 store i32 %v64, i32* %v15, align 4, !tbaa !0
139 %v65 = add i32 %v35, -1
140 %v66 = getelementptr inbounds i32, i32* %v59, i32 %v65
141 %v67 = load i32, i32* %v66, align 4, !tbaa !0
142 %v68 = sub i32 %v49, %v5
143 %v69 = getelementptr inbounds i32, i32* %v4, i32 %v68
144 %v70 = load i32, i32* %v69, align 4, !tbaa !0
145 %v71 = add nsw i32 %v70, %v67
146 %v72 = load i32, i32* %v16, align 4, !tbaa !0
147 %v73 = add nsw i32 %v71, %v72
148 store i32 %v73, i32* %v16, align 4, !tbaa !0
149 %v74 = load i32, i32* @g6, align 4, !tbaa !0
150 %v75 = load i32 (i32*, i32*, i32*, i32*, i32*, i32, i32*)*, i32 (i32*, i32*, i32*, i32*, i32*, i32, i32*)** %v17, align 4, !tbaa !7
151 %v76 = load i32, i32* getelementptr inbounds (%s.0, %s.0* @g1, i32 0, i32 4, i32 0), align 4, !tbaa !0
152 %v77 = call i32 %v75(i32* getelementptr inbounds (%s.0, %s.0* @g1, i32 0, i32 4, i32 0), i32* null, i32* null, i32* null, i32* null, i32 %v76, i32* null) #0
153 %v78 = load i32 (i32*, i32*, i32*, i32*, i32*, i32, i32*)*, i32 (i32*, i32*, i32*, i32*, i32*, i32, i32*)** %v18, align 4, !tbaa !7
154 %v79 = inttoptr i32 %v74 to i32*
155 %v80 = load i32, i32* getelementptr inbounds (%s.0, %s.0* @g1, i32 0, i32 4, i32 0), align 4, !tbaa !0
156 %v81 = call i32 %v78(i32* getelementptr inbounds (%s.0, %s.0* @g1, i32 0, i32 4, i32 0), i32* null, i32* null, i32* null, i32* %v79, i32 %v80, i32* %v12) #0
157 %v82 = load i32*, i32** @g4, align 4, !tbaa !7
158 %v83 = getelementptr inbounds i32, i32* %v82, i32 %v58
159 %v84 = load i32, i32* %v83, align 4, !tbaa !0
160 %v85 = load i32, i32* %v20, align 4, !tbaa !0
161 %v86 = add nsw i32 %v85, %v84
162 store i32 %v86, i32* %v15, align 4, !tbaa !0
163 %v87 = load i32, i32* %v12, align 4, !tbaa !0
164 %v88 = icmp eq i32 %v87, 0
165 %v89 = select i1 %v88, i32 %v48, i32 1
166 store i32 %v89, i32* @g5, align 4, !tbaa !0
167 store i32 0, i32* @g3, align 4, !tbaa !0
168 br i1 %v22, label %b4, label %b14
170 b14: ; preds = %b16, %b13
171 %v90 = phi i32 [ %v95, %b16 ], [ 0, %b13 ]
172 %v91 = phi i32 [ %v94, %b16 ], [ %v65, %b13 ]
173 br i1 %v88, label %b16, label %b15
176 %v92 = mul i32 %v90, -4
177 %v93 = add nsw i32 %v92, 1
180 b16: ; preds = %b15, %b14
181 %v94 = phi i32 [ %v93, %b15 ], [ %v91, %b14 ]
182 %v95 = add nsw i32 %v90, 1
183 %v96 = icmp slt i32 %v90, %v21
184 br i1 %v96, label %b14, label %b3
190 attributes #0 = { nounwind }
192 !0 = !{!1, !1, i64 0}
193 !1 = !{!"int", !2, i64 0}
194 !2 = !{!"omnipotent char", !3, i64 0}
195 !3 = !{!"Simple C/C++ TBAA"}
196 !4 = !{!5, !6, i64 4}
197 !5 = !{!"", !1, i64 0, !6, i64 4, !2, i64 8, !2, i64 8, !2, i64 8}
198 !6 = !{!"any pointer", !2, i64 0}
199 !7 = !{!6, !6, i64 0}