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4930919: race condition in MDO creation at back branch locations

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Reuse set_method_data_for_bcp() to setup mdp after MDO creation.

Reviewed-by: kvn, never
This commit is contained in:
Igor Veresov 2011-01-10 18:46:29 -08:00
parent 595eda12a4
commit 6a80d2126c
12 changed files with 45 additions and 106 deletions
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7
hotspot/src/cpu/sparc/vm/interp_masm_sparc.hpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1997, 2011, Oracle and/or its affiliates. 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
@ -269,12 +269,11 @@ class InterpreterMacroAssembler: public MacroAssembler {
#ifndef CC_INTERP
// Interpreter profiling operations
void set_method_data_pointer() { set_method_data_pointer_offset(noreg); }
void set_method_data_pointer();
void set_method_data_pointer_for_bcp();
void set_method_data_pointer_offset(Register mdi_reg);
void test_method_data_pointer(Label& zero_continue);
void verify_method_data_pointer();
void test_invocation_counter_for_mdp(Register invocation_count, Register cur_bcp, Register Rtmp, Label &profile_continue);
void test_invocation_counter_for_mdp(Register invocation_count, Register Rtmp, Label &profile_continue);
void set_mdp_data_at(int constant, Register value);
void increment_mdp_data_at(Address counter, Register bumped_count,