1; RUN: llc -mtriple=hexagon < %s 2; REQUIRES: asserts 3 4%s.0 = type { i8, i8, ptr, i8, i32, ptr, ptr } 5%s.1 = type { ptr, %s.2, ptr, %s.2 } 6%s.2 = type { i8, %s.3, i8 } 7%s.3 = type { ptr } 8%s.4 = type { [65 x i8], i16, ptr, ptr } 9 10@g0 = private unnamed_addr constant [4 x i8] c"and\00", align 1 11@g1 = private unnamed_addr constant [3 x i8] c"or\00", align 1 12@g2 = private unnamed_addr constant [8 x i8] c"implies\00", align 1 13@g3 = private unnamed_addr constant [3 x i8] c"if\00", align 1 14@g4 = global [4 x %s.0] [%s.0 { i8 1, i8 38, ptr @g0, i8 1, i32 8, ptr null, ptr null }, %s.0 { i8 2, i8 124, ptr @g1, i8 1, i32 7, ptr null, ptr null }, %s.0 { i8 3, i8 62, ptr @g2, i8 1, i32 1, ptr null, ptr null }, %s.0 { i8 4, i8 60, ptr @g3, i8 1, i32 1, ptr null, ptr null }], align 8 15@g5 = internal global [64 x i8] zeroinitializer, align 8 16@g6 = internal unnamed_addr global ptr null, align 4 17 18; Function Attrs: nounwind 19define ptr @f0() #0 { 20b0: 21 %v0 = tail call ptr @f1(ptr null) #0 22 br label %b1 23 24b1: ; preds = %b1, %b0 25 %v1 = tail call zeroext i8 @f2(ptr @g5) #0 26 switch i8 %v1, label %b1 [ 27 i8 8, label %b2 28 i8 6, label %b2 29 ] 30 31b2: ; preds = %b1, %b1 32 ret ptr %v0 33} 34 35declare ptr @f1(ptr) #0 36 37declare zeroext i8 @f2(ptr) #0 38 39; Function Attrs: nounwind 40define void @f3() #0 { 41b0: 42 store ptr @g4, ptr @g6, align 4 43 store ptr @g4, ptr getelementptr inbounds ([4 x %s.0], ptr @g4, i32 0, i32 0, i32 5), align 8 44 store ptr @g4, ptr getelementptr inbounds ([4 x %s.0], ptr @g4, i32 0, i32 0, i32 6), align 4 45 %v0 = load ptr, ptr getelementptr inbounds ([4 x %s.0], ptr @g4, i32 0, i32 1, i32 2), align 4 46 br label %b1 47 48b1: ; preds = %b1, %b0 49 %v1 = phi ptr [ @g4, %b0 ], [ %v9, %b1 ] 50 %v2 = getelementptr inbounds %s.0, ptr %v1, i32 0, i32 2 51 %v3 = load ptr, ptr %v2, align 4 52 %v4 = tail call i32 @f4(ptr %v0, ptr %v3) #0 53 %v5 = icmp sgt i32 %v4, 0 54 %v6 = getelementptr inbounds %s.0, ptr %v1, i32 0, i32 5 55 %v7 = getelementptr inbounds %s.0, ptr %v1, i32 0, i32 6 56 %v8 = select i1 %v5, ptr %v6, ptr %v7 57 %v9 = load ptr, ptr %v8, align 4 58 %v10 = icmp eq ptr %v9, null 59 br i1 %v10, label %b2, label %b1 60 61b2: ; preds = %b1 62 %v11 = phi i32 [ %v4, %b1 ] 63 %v12 = phi ptr [ %v1, %b1 ] 64 %v13 = icmp sgt i32 %v11, 0 65 br i1 %v13, label %b3, label %b4 66 67b3: ; preds = %b2 68 %v14 = getelementptr inbounds %s.0, ptr %v12, i32 0, i32 5 69 store ptr getelementptr inbounds ([4 x %s.0], ptr @g4, i32 0, i32 1), ptr %v14, align 4 70 br label %b4 71 72b4: ; preds = %b3, %b2 73 %v15 = getelementptr inbounds %s.0, ptr %v12, i32 0, i32 6 74 store ptr getelementptr inbounds ([4 x %s.0], ptr @g4, i32 0, i32 1), ptr %v15, align 4 75 %v16 = load ptr, ptr @g6, align 4 76 %v17 = icmp eq ptr %v16, null 77 br i1 %v17, label %b8, label %b5 78 79b5: ; preds = %b4 80 %v18 = load ptr, ptr getelementptr inbounds ([4 x %s.0], ptr @g4, i32 0, i32 2, i32 2), align 4 81 br label %b6 82 83b6: ; preds = %b6, %b5 84 %v19 = phi ptr [ %v16, %b5 ], [ %v27, %b6 ] 85 %v20 = getelementptr inbounds %s.0, ptr %v19, i32 0, i32 2 86 %v21 = load ptr, ptr %v20, align 4 87 %v22 = tail call i32 @f4(ptr %v18, ptr %v21) #0 88 %v23 = icmp sgt i32 %v22, 0 89 %v24 = getelementptr inbounds %s.0, ptr %v19, i32 0, i32 5 90 %v25 = getelementptr inbounds %s.0, ptr %v19, i32 0, i32 6 91 %v26 = select i1 %v23, ptr %v24, ptr %v25 92 %v27 = load ptr, ptr %v26, align 4 93 %v28 = icmp eq ptr %v27, null 94 br i1 %v28, label %b7, label %b6 95 96b7: ; preds = %b6 97 %v29 = phi i32 [ %v22, %b6 ] 98 %v30 = phi ptr [ %v19, %b6 ] 99 br label %b8 100 101b8: ; preds = %b7, %b4 102 %v31 = phi i32 [ %v11, %b4 ], [ %v29, %b7 ] 103 %v32 = phi ptr [ null, %b4 ], [ %v30, %b7 ] 104 %v33 = icmp sgt i32 %v31, 0 105 br i1 %v33, label %b9, label %b10 106 107b9: ; preds = %b8 108 %v34 = getelementptr inbounds %s.0, ptr %v32, i32 0, i32 5 109 store ptr getelementptr inbounds ([4 x %s.0], ptr @g4, i32 0, i32 2), ptr %v34, align 4 110 br label %b10 111 112b10: ; preds = %b9, %b8 113 %v35 = getelementptr inbounds %s.0, ptr %v32, i32 0, i32 6 114 store ptr getelementptr inbounds ([4 x %s.0], ptr @g4, i32 0, i32 2), ptr %v35, align 4 115 %v36 = load ptr, ptr @g6, align 4 116 %v37 = icmp eq ptr %v36, null 117 br i1 %v37, label %b14, label %b11 118 119b11: ; preds = %b10 120 %v38 = load ptr, ptr getelementptr inbounds ([4 x %s.0], ptr @g4, i32 0, i32 3, i32 2), align 4 121 br label %b12 122 123b12: ; preds = %b12, %b11 124 %v39 = phi ptr [ %v36, %b11 ], [ %v47, %b12 ] 125 %v40 = getelementptr inbounds %s.0, ptr %v39, i32 0, i32 2 126 %v41 = load ptr, ptr %v40, align 4 127 %v42 = tail call i32 @f4(ptr %v38, ptr %v41) #0 128 %v43 = icmp sgt i32 %v42, 0 129 %v44 = getelementptr inbounds %s.0, ptr %v39, i32 0, i32 5 130 %v45 = getelementptr inbounds %s.0, ptr %v39, i32 0, i32 6 131 %v46 = select i1 %v43, ptr %v44, ptr %v45 132 %v47 = load ptr, ptr %v46, align 4 133 %v48 = icmp eq ptr %v47, null 134 br i1 %v48, label %b13, label %b12 135 136b13: ; preds = %b12 137 %v49 = phi i32 [ %v42, %b12 ] 138 %v50 = phi ptr [ %v39, %b12 ] 139 br label %b14 140 141b14: ; preds = %b13, %b10 142 %v51 = phi i32 [ %v31, %b10 ], [ %v49, %b13 ] 143 %v52 = phi ptr [ null, %b10 ], [ %v50, %b13 ] 144 %v53 = icmp sgt i32 %v51, 0 145 br i1 %v53, label %b15, label %b16 146 147b15: ; preds = %b14 148 %v54 = getelementptr inbounds %s.0, ptr %v52, i32 0, i32 5 149 store ptr getelementptr inbounds ([4 x %s.0], ptr @g4, i32 0, i32 3), ptr %v54, align 4 150 br label %b16 151 152b16: ; preds = %b15, %b14 153 %v55 = getelementptr inbounds %s.0, ptr %v52, i32 0, i32 6 154 store ptr getelementptr inbounds ([4 x %s.0], ptr @g4, i32 0, i32 3), ptr %v55, align 4 155 ret void 156} 157 158; Function Attrs: nounwind readonly 159declare i32 @f4(ptr nocapture, ptr nocapture) #1 160 161attributes #0 = { nounwind } 162attributes #1 = { nounwind readonly } 163