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diff src/share/vm/opto/graphKit.cpp @ 332:c792b641b8bd

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6746907: Improve implicit null check generation Summary: add missing implicit null check cases. Reviewed-by: never
author kvn
date Wed, 10 Sep 2008 20:44:47 -0700
parents d1605aabd0a1
children 5f44674206d3 8261ee795323
line wrap: on
line diff
--- a/src/share/vm/opto/graphKit.cpp	Wed Sep 10 18:23:32 2008 -0700
+++ b/src/share/vm/opto/graphKit.cpp	Wed Sep 10 20:44:47 2008 -0700
@@ -1212,6 +1212,7 @@
                     Deoptimization::Action_make_not_entrant,
                     NULL, "assert_null");
     } else {
+      replace_in_map(value, zerocon(type));
       builtin_throw(reason);
     }
   }
@@ -1960,6 +1961,7 @@
     // method will be compiled to handle NULLs.
     PreserveJVMState pjvms(this);
     set_control(*null_control);
+    replace_in_map(value, null());
     uncommon_trap(Deoptimization::Reason_null_check,
                   Deoptimization::Action_make_not_entrant);
     (*null_control) = top();    // NULL path is dead