# HG changeset patch
# User jrose
# Date 1302221543 25200
# Node ID 4124a5a277074dec4dc3814586c1f79978435f75
# Parent  758ba0bf7bcca5dc82da483f224ed30c41ae568b
7009600: JSR 292 Server compiler crashes in Compile::find_intrinsic(ciMethod*, bool)
Summary: catch errors during the compile-time processing of method handles; back out cleanly
Reviewed-by: twisti

diff -r 758ba0bf7bcc -r 4124a5a27707 src/share/vm/ci/ciMethodHandle.cpp
--- a/src/share/vm/ci/ciMethodHandle.cpp	Thu Apr 07 17:12:21 2011 -0700
+++ b/src/share/vm/ci/ciMethodHandle.cpp	Thu Apr 07 17:12:23 2011 -0700
@@ -42,9 +42,20 @@
   methodHandle callee(_callee->get_methodOop());
   // We catch all exceptions here that could happen in the method
   // handle compiler and stop the VM.
-  MethodHandleCompiler mhc(h, callee, is_invokedynamic, CATCH);
-  methodHandle m = mhc.compile(CATCH);
-  return CURRENT_ENV->get_object(m())->as_method();
+  MethodHandleCompiler mhc(h, callee, is_invokedynamic, THREAD);
+  if (!HAS_PENDING_EXCEPTION) {
+    methodHandle m = mhc.compile(THREAD);
+    if (!HAS_PENDING_EXCEPTION) {
+      return CURRENT_ENV->get_object(m())->as_method();
+    }
+  }
+  if (PrintMiscellaneous && (Verbose || WizardMode)) {
+    tty->print("*** ciMethodHandle::get_adapter => ");
+    PENDING_EXCEPTION->print();
+    tty->print("*** get_adapter (%s): ", is_invokedynamic ? "indy" : "mh"); ((ciObject*)this)->print(); //@@
+  }
+  CLEAR_PENDING_EXCEPTION;
+  return NULL;
 }
 
 
diff -r 758ba0bf7bcc -r 4124a5a27707 src/share/vm/opto/doCall.cpp
--- a/src/share/vm/opto/doCall.cpp	Thu Apr 07 17:12:21 2011 -0700
+++ b/src/share/vm/opto/doCall.cpp	Thu Apr 07 17:12:23 2011 -0700
@@ -63,6 +63,7 @@
                                        JVMState* jvms, bool allow_inline,
                                        float prof_factor) {
   CallGenerator* cg;
+  guarantee(call_method != NULL, "failed method resolution");
 
   // Dtrace currently doesn't work unless all calls are vanilla
   if (env()->dtrace_method_probes()) {
@@ -130,8 +131,9 @@
 
         // Get an adapter for the MethodHandle.
         ciMethod* target_method = method_handle->get_method_handle_adapter();
-
-        CallGenerator* hit_cg = this->call_generator(target_method, vtable_index, false, jvms, true, prof_factor);
+        CallGenerator* hit_cg = NULL;
+        if (target_method != NULL)
+          hit_cg = this->call_generator(target_method, vtable_index, false, jvms, true, prof_factor);
         if (hit_cg != NULL && hit_cg->is_inline())
           return hit_cg;
       }
@@ -152,8 +154,9 @@
 
       // Get an adapter for the MethodHandle.
       ciMethod* target_method = method_handle->get_invokedynamic_adapter();
-
-      CallGenerator* hit_cg = this->call_generator(target_method, vtable_index, false, jvms, true, prof_factor);
+      CallGenerator* hit_cg = NULL;
+      if (target_method != NULL)
+        hit_cg = this->call_generator(target_method, vtable_index, false, jvms, true, prof_factor);
       if (hit_cg != NULL && hit_cg->is_inline()) {
         CallGenerator* miss_cg = CallGenerator::for_dynamic_call(call_method);
         return CallGenerator::for_predicted_dynamic_call(method_handle, miss_cg, hit_cg, prof_factor);