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1; RUN: llc -mtriple=hexagon -O2 < %s | FileCheck %s2 3; Ensure that the second use of ##grcolor doesn't get replaced with4; r26 which is an induction variable5 6; CHECK: r{{[0-9]+}} = ##g47; CHECK: r{{[0-9]+}} = {{.*}}##g48 9target triple = "hexagon-unknown--elf"10 11@g0 = external global [450 x i32]12@g1 = external global [842 x i32]13@g2 = external global [750 x i32]14@g3 = external global [750 x i32]15@g4 = external global [750 x i32]16@g5 = external global [750 x i32]17@g6 = external global [750 x i32]18@g7 = external global [750 x i32]19@g8 = external global [750 x i32]20@g9 = external global [750 x i32]21@g10 = external global i3222@g11 = external global [0 x i32]23@g12 = external global [0 x i32]24 25; Function Attrs: nounwind readonly26define i32 @f0(i32 %a0) #0 {27b0:28 %v0 = load i32, ptr @g10, align 4, !tbaa !029 %v1 = icmp sgt i32 %v0, 030 br i1 %v1, label %b1, label %b2131 32b1: ; preds = %b033 %v2 = getelementptr inbounds [842 x i32], ptr @g1, i32 0, i32 %a034 br label %b235 36b2: ; preds = %b19, %b137 %v3 = phi i32 [ 0, %b1 ], [ %v79, %b19 ]38 %v4 = phi i32 [ 32767, %b1 ], [ %v78, %b19 ]39 %v5 = phi i32 [ 0, %b1 ], [ %v77, %b19 ]40 %v6 = phi i32 [ 0, %b1 ], [ %v76, %b19 ]41 %v7 = phi i32 [ 0, %b1 ], [ %v80, %b19 ]42 %v8 = getelementptr inbounds [750 x i32], ptr @g5, i32 0, i32 %v743 %v9 = load i32, ptr %v8, align 4, !tbaa !044 %v10 = icmp eq i32 %v9, 045 br i1 %v10, label %b19, label %b346 47b3: ; preds = %b248 %v11 = getelementptr inbounds [750 x i32], ptr @g4, i32 0, i32 %v749 %v12 = load i32, ptr %v11, align 4, !tbaa !050 %v13 = load i32, ptr %v2, align 4, !tbaa !051 %v14 = getelementptr inbounds [750 x i32], ptr @g4, i32 0, i32 %v1352 %v15 = load i32, ptr %v14, align 4, !tbaa !053 %v16 = icmp eq i32 %v12, %v1554 br i1 %v16, label %b4, label %b855 56b4: ; preds = %b357 %v17 = getelementptr inbounds [750 x i32], ptr @g6, i32 0, i32 %v758 %v18 = load i32, ptr %v17, align 4, !tbaa !059 %v19 = icmp eq i32 %v18, 2560 br i1 %v19, label %b5, label %b1961 62b5: ; preds = %b463 %v20 = getelementptr inbounds [750 x i32], ptr @g2, i32 0, i32 %v764 %v21 = load i32, ptr %v20, align 4, !tbaa !065 %v22 = icmp slt i32 %v21, 1966 br i1 %v22, label %b6, label %b1967 68b6: ; preds = %b569 %v23 = getelementptr inbounds [750 x i32], ptr @g9, i32 0, i32 %v770 %v24 = load i32, ptr %v23, align 4, !tbaa !071 %v25 = icmp eq i32 %v24, 072 br i1 %v25, label %b19, label %b773 74b7: ; preds = %b675 %v26 = getelementptr inbounds [750 x i32], ptr @g8, i32 0, i32 %v776 %v27 = load i32, ptr %v26, align 4, !tbaa !077 %v28 = mul nsw i32 %v27, 5078 %v29 = add nsw i32 %v28, %v379 br label %b1980 81b8: ; preds = %b382 %v30 = getelementptr inbounds [750 x i32], ptr @g9, i32 0, i32 %v783 %v31 = load i32, ptr %v30, align 4, !tbaa !084 %v32 = icmp eq i32 %v31, 085 br i1 %v32, label %b13, label %b986 87b9: ; preds = %b888 %v33 = getelementptr inbounds [750 x i32], ptr @g7, i32 0, i32 %v789 %v34 = load i32, ptr %v33, align 4, !tbaa !090 %v35 = icmp eq i32 %v34, 091 br i1 %v35, label %b10, label %b1392 93b10: ; preds = %b994 %v36 = getelementptr inbounds [750 x i32], ptr @g6, i32 0, i32 %v795 %v37 = load i32, ptr %v36, align 4, !tbaa !096 %v38 = icmp slt i32 %v37, 1897 br i1 %v38, label %b11, label %b1398 99b11: ; preds = %b10100 %v39 = getelementptr inbounds [0 x i32], ptr @g11, i32 0, i32 %v37101 %v40 = load i32, ptr %v39, align 4, !tbaa !0102 %v41 = add nsw i32 %v40, 50103 %v42 = getelementptr inbounds [750 x i32], ptr @g8, i32 0, i32 %v7104 %v43 = load i32, ptr %v42, align 4, !tbaa !0105 %v44 = mul nsw i32 %v41, %v43106 %v45 = icmp slt i32 %v44, %v4107 br i1 %v45, label %b12, label %b19108 109b12: ; preds = %b11110 br label %b19111 112b13: ; preds = %b10, %b9, %b8113 %v46 = getelementptr inbounds [750 x i32], ptr @g2, i32 0, i32 %v7114 %v47 = load i32, ptr %v46, align 4, !tbaa !0115 %v48 = and i32 %v47, 31116 %v49 = getelementptr inbounds [0 x i32], ptr @g12, i32 0, i32 %v48117 %v50 = load i32, ptr %v49, align 4, !tbaa !0118 %v51 = icmp eq i32 %v50, 0119 br i1 %v51, label %b19, label %b14120 121b14: ; preds = %b13122 %v52 = getelementptr inbounds [750 x i32], ptr @g2, i32 0, i32 %v13123 %v53 = load i32, ptr %v52, align 4, !tbaa !0124 %v54 = icmp slt i32 %v53, 11125 br i1 %v54, label %b15, label %b19126 127b15: ; preds = %b14128 %v55 = getelementptr inbounds [750 x i32], ptr @g6, i32 0, i32 %v7129 %v56 = load i32, ptr %v55, align 4, !tbaa !0130 %v57 = icmp slt i32 %v56, 11131 br i1 %v57, label %b16, label %b19132 133b16: ; preds = %b15134 %v58 = getelementptr inbounds [0 x i32], ptr @g11, i32 0, i32 %v56135 %v59 = load i32, ptr %v58, align 4, !tbaa !0136 %v60 = add nsw i32 %v59, 50137 %v61 = getelementptr inbounds [750 x i32], ptr @g3, i32 0, i32 %v7138 %v62 = load i32, ptr %v61, align 4, !tbaa !0139 %v63 = getelementptr inbounds [450 x i32], ptr @g0, i32 0, i32 %v62140 %v64 = load i32, ptr %v63, align 4, !tbaa !0141 %v65 = mul nsw i32 %v64, %v60142 %v66 = sdiv i32 %v65, 2143 %v67 = add nsw i32 %v66, %v6144 %v68 = getelementptr inbounds [750 x i32], ptr @g8, i32 0, i32 %v7145 %v69 = load i32, ptr %v68, align 4, !tbaa !0146 %v70 = icmp sgt i32 %v69, 1147 br i1 %v70, label %b17, label %b18148 149b17: ; preds = %b16150 %v71 = mul nsw i32 %v69, 25151 %v72 = add nsw i32 %v71, %v67152 br label %b18153 154b18: ; preds = %b17, %b16155 %v73 = phi i32 [ %v72, %b17 ], [ %v67, %b16 ]156 %v74 = tail call i32 @f1(i32 %v7, i32 %a0)157 %v75 = add nsw i32 %v74, %v5158 br label %b19159 160b19: ; preds = %b18, %b15, %b14, %b13, %b12, %b11, %b7, %b6, %b5, %b4, %b2161 %v76 = phi i32 [ %v6, %b7 ], [ %v6, %b6 ], [ %v6, %b5 ], [ %v6, %b4 ], [ %v73, %b18 ], [ %v6, %b15 ], [ %v6, %b14 ], [ %v6, %b13 ], [ %v6, %b12 ], [ %v6, %b11 ], [ %v6, %b2 ]162 %v77 = phi i32 [ %v5, %b7 ], [ %v5, %b6 ], [ %v5, %b5 ], [ %v5, %b4 ], [ %v75, %b18 ], [ %v5, %b15 ], [ %v5, %b14 ], [ %v5, %b13 ], [ %v5, %b12 ], [ %v5, %b11 ], [ %v5, %b2 ]163 %v78 = phi i32 [ %v4, %b7 ], [ %v4, %b6 ], [ %v4, %b5 ], [ %v4, %b4 ], [ %v4, %b18 ], [ %v4, %b15 ], [ %v4, %b14 ], [ %v4, %b13 ], [ %v44, %b12 ], [ %v4, %b11 ], [ %v4, %b2 ]164 %v79 = phi i32 [ %v29, %b7 ], [ %v3, %b6 ], [ %v3, %b5 ], [ %v3, %b4 ], [ %v3, %b18 ], [ %v3, %b15 ], [ %v3, %b14 ], [ %v3, %b13 ], [ %v3, %b12 ], [ %v3, %b11 ], [ %v3, %b2 ]165 %v80 = add nsw i32 %v7, 1166 %v81 = icmp slt i32 %v80, %v0167 br i1 %v81, label %b2, label %b20168 169b20: ; preds = %b19170 br label %b21171 172b21: ; preds = %b20, %b0173 %v82 = phi i32 [ 0, %b0 ], [ %v79, %b20 ]174 %v83 = phi i32 [ 32767, %b0 ], [ %v78, %b20 ]175 %v84 = phi i32 [ 0, %b0 ], [ %v77, %b20 ]176 %v85 = phi i32 [ 0, %b0 ], [ %v76, %b20 ]177 %v86 = icmp eq i32 %v83, 32767178 %v87 = sdiv i32 %v83, 2179 %v88 = select i1 %v86, i32 0, i32 %v87180 %v89 = add i32 %v84, %v85181 %v90 = add i32 %v89, %v82182 %v91 = add i32 %v90, %v88183 ret i32 %v91184}185 186; Function Attrs: nounwind readonly187declare i32 @f1(i32, i32) #0188 189attributes #0 = { nounwind readonly }190 191!0 = !{!1, !1, i64 0}192!1 = !{!"int", !2}193!2 = !{!"omnipotent char", !3}194!3 = !{!"Simple C/C++ TBAA"}195