C1: Possible integer overflow in LIRGenerator::generate_address on several platforms

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    • Type: Bug
    • Resolution: Fixed
    • Priority: P4
    • 9
    • Affects Version/s: 9
    • Component/s: hotspot
    • b140

        LIRGenerator::generate_address contains code to simplify constant index/displacement. Code like the following line uses int which may overflow:
        disp += index->as_constant_ptr()->as_jint() << shift;
        We should use 64 bit integer variables on 64 bit platforms.

              Assignee:
              Martin Doerr
              Reporter:
              Martin Doerr
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                Created:
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