--- a/hotspot/src/cpu/ppc/vm/methodHandles_ppc.cpp Thu Mar 20 17:49:27 2014 -0700
+++ b/hotspot/src/cpu/ppc/vm/methodHandles_ppc.cpp Thu Mar 20 11:03:06 2014 +0100
@@ -1,6 +1,6 @@
/*
* Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
- * Copyright 2012, 2013 SAP AG. All rights reserved.
+ * Copyright 2012, 2014 SAP AG. 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
@@ -119,6 +119,7 @@
void MethodHandles::jump_from_method_handle(MacroAssembler* _masm, Register method, Register target, Register temp,
bool for_compiler_entry) {
+ Label L_no_such_method;
assert(method == R19_method, "interpreter calling convention");
assert_different_registers(method, target, temp);
@@ -131,17 +132,31 @@
__ lwz(temp, in_bytes(JavaThread::interp_only_mode_offset()), R16_thread);
__ cmplwi(CCR0, temp, 0);
__ beq(CCR0, run_compiled_code);
+ // Null method test is replicated below in compiled case,
+ // it might be able to address across the verify_thread()
+ __ cmplwi(CCR0, R19_method, 0);
+ __ beq(CCR0, L_no_such_method);
__ ld(target, in_bytes(Method::interpreter_entry_offset()), R19_method);
__ mtctr(target);
__ bctr();
__ BIND(run_compiled_code);
}
+ // Compiled case, either static or fall-through from runtime conditional
+ __ cmplwi(CCR0, R19_method, 0);
+ __ beq(CCR0, L_no_such_method);
+
const ByteSize entry_offset = for_compiler_entry ? Method::from_compiled_offset() :
Method::from_interpreted_offset();
__ ld(target, in_bytes(entry_offset), R19_method);
__ mtctr(target);
__ bctr();
+
+ __ bind(L_no_such_method);
+ assert(StubRoutines::throw_AbstractMethodError_entry() != NULL, "not yet generated!");
+ __ load_const_optimized(target, StubRoutines::throw_AbstractMethodError_entry());
+ __ mtctr(target);
+ __ bctr();
}