--- a/hotspot/src/cpu/x86/vm/templateInterpreter_x86_64.cpp Wed Jan 13 23:05:52 2010 -0800
+++ b/hotspot/src/cpu/x86/vm/templateInterpreter_x86_64.cpp Fri Jan 15 11:53:33 2010 -0800
@@ -1,5 +1,5 @@
/*
- * Copyright 2003-2009 Sun Microsystems, Inc. All Rights Reserved.
+ * Copyright 2003-2010 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@@ -1456,6 +1456,23 @@
generate_normal_entry(synchronized);
}
+// These should never be compiled since the interpreter will prefer
+// the compiled version to the intrinsic version.
+bool AbstractInterpreter::can_be_compiled(methodHandle m) {
+ switch (method_kind(m)) {
+ case Interpreter::java_lang_math_sin : // fall thru
+ case Interpreter::java_lang_math_cos : // fall thru
+ case Interpreter::java_lang_math_tan : // fall thru
+ case Interpreter::java_lang_math_abs : // fall thru
+ case Interpreter::java_lang_math_log : // fall thru
+ case Interpreter::java_lang_math_log10 : // fall thru
+ case Interpreter::java_lang_math_sqrt :
+ return false;
+ default:
+ return true;
+ }
+}
+
// How much stack a method activation needs in words.
int AbstractInterpreter::size_top_interpreter_activation(methodOop method) {
const int entry_size = frame::interpreter_frame_monitor_size();