Mercurial > jdk8-mips64-public > hotspot / file diff

     1.1 --- a/src/share/vm/opto/escape.cpp	Mon May 13 12:43:10 2013 -0700
     1.2 +++ b/src/share/vm/opto/escape.cpp	Mon May 13 14:36:39 2013 -0700
     1.3 @@ -822,7 +822,16 @@
     1.4        ptnode_adr(call_idx)->set_scalar_replaceable(false);
     1.5      } else if (meth->is_boxing_method()) {
     1.6        // Returns boxing object
     1.7 -      add_java_object(call, PointsToNode::NoEscape);
     1.8 +      PointsToNode::EscapeState es;
     1.9 +      vmIntrinsics::ID intr = meth->intrinsic_id();
    1.10 +      if (intr == vmIntrinsics::_floatValue || intr == vmIntrinsics::_doubleValue) {
    1.11 +        // It does not escape if object is always allocated.
    1.12 +        es = PointsToNode::NoEscape;
    1.13 +      } else {
    1.14 +        // It escapes globally if object could be loaded from cache.
    1.15 +        es = PointsToNode::GlobalEscape;
    1.16 +      }
    1.17 +      add_java_object(call, es);
    1.18      } else {
    1.19        BCEscapeAnalyzer* call_analyzer = meth->get_bcea();
    1.20        call_analyzer->copy_dependencies(_compile->dependencies());