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      1 ; RUN: llc -march=hexagon < %s | FileCheck %s
      2 ; CHECK: r{{[0-9]+}} = add(r{{[0-9]+}}.{{L|l}}, r{{[0-9]+}}.{{L|l}}):<<16
      3 
      4 define i64 @test_cast(i64 %arg0, i16 zeroext %arg1, i16 zeroext %arg2) nounwind readnone {
      5 entry:
      6   %conv.i = zext i16 %arg1 to i32
      7   %conv1.i = zext i16 %arg2 to i32
      8   %sub.i = add nsw i32 %conv.i, %conv1.i
      9   %sext.i = shl i32 %sub.i, 16
     10   %cmp.i = icmp slt i32 %sext.i, 65536
     11   %0 = ashr exact i32 %sext.i, 16
     12   %conv7.i = select i1 %cmp.i, i32 1, i32 %0
     13   %cmp8.i = icmp sgt i32 %conv7.i, 4
     14   %conv7.op.i = add i32 %conv7.i, 65535
     15   %shl = shl i64 %arg0, 2
     16   %.mask = and i32 %conv7.op.i, 65535
     17   %1 = zext i32 %.mask to i64
     18   %conv = select i1 %cmp8.i, i64 3, i64 %1
     19   %or = or i64 %conv, %shl
     20   ret i64 %or
     21 }
     22