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1; RUN: llc -mtriple=hexagon -O3 -verify-machineinstrs < %s | FileCheck %s2; REQUIRES: asserts3 4; Check for sane output. This testcase used to crash.5; CHECK: jumpr r316 7target triple = "hexagon"8 9@g0 = external hidden unnamed_addr constant [9 x i16], align 810 11; Function Attrs: nounwind readnone12define i64 @fred(i32 %a0) local_unnamed_addr #0 {13b1:14 %v2 = icmp slt i32 %a0, 115 br i1 %v2, label %b26, label %b316 17b3: ; preds = %b118 %v4 = tail call i32 @llvm.hexagon.S2.clb(i32 %a0)19 %v5 = add nsw i32 %v4, -1220 %v6 = add nsw i32 %v4, -2821 %v7 = tail call i32 @llvm.hexagon.S2.asl.r.r(i32 %a0, i32 %v6)22 %v8 = add nsw i32 %v7, -823 %v9 = tail call i32 @llvm.hexagon.S2.asl.r.r(i32 %a0, i32 %v5)24 %v10 = getelementptr inbounds [9 x i16], ptr @g0, i32 0, i32 %v825 %v11 = load i16, ptr %v10, align 226 %v12 = sext i16 %v11 to i3227 %v13 = shl nsw i32 %v12, 1628 %v14 = add nsw i32 %v7, -729 %v15 = getelementptr inbounds [9 x i16], ptr @g0, i32 0, i32 %v1430 %v16 = load i16, ptr %v15, align 231 %v17 = sub i16 %v11, %v1632 %v18 = and i32 %v9, 6553533 %v19 = zext i16 %v17 to i3234 %v20 = tail call i32 @llvm.hexagon.M2.mpyu.nac.ll.s0(i32 %v13, i32 %v18, i32 %v19) #135 %v21 = add nsw i32 %v4, -3236 %v22 = zext i32 %v21 to i6437 %v23 = shl nuw i64 %v22, 3238 %v24 = zext i32 %v20 to i6439 %v25 = or i64 %v23, %v2440 br label %b2641 42b26: ; preds = %b3, %b143 %v27 = phi i64 [ %v25, %b3 ], [ 2147483648, %b1 ]44 ret i64 %v2745}46 47declare i32 @llvm.hexagon.S2.clb(i32) #148declare i32 @llvm.hexagon.S2.asl.r.r(i32, i32) #149declare i32 @llvm.hexagon.M2.mpyu.nac.ll.s0(i32, i32, i32) #150 51attributes #0 = { nounwind readnone "target-cpu"="hexagonv55" "target-features"="-hvx,-long-calls" }52attributes #1 = { nounwind readnone }53