1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/src/share/vm/ci/ciUtilities.hpp Wed Apr 27 01:25:04 2016 +0800 1.3 @@ -0,0 +1,117 @@ 1.4 +/* 1.5 + * Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved. 1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 1.7 + * 1.8 + * This code is free software; you can redistribute it and/or modify it 1.9 + * under the terms of the GNU General Public License version 2 only, as 1.10 + * published by the Free Software Foundation. 1.11 + * 1.12 + * This code is distributed in the hope that it will be useful, but WITHOUT 1.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1.14 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1.15 + * version 2 for more details (a copy is included in the LICENSE file that 1.16 + * accompanied this code). 1.17 + * 1.18 + * You should have received a copy of the GNU General Public License version 1.19 + * 2 along with this work; if not, write to the Free Software Foundation, 1.20 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1.21 + * 1.22 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 1.23 + * or visit www.oracle.com if you need additional information or have any 1.24 + * questions. 1.25 + * 1.26 + */ 1.27 + 1.28 +#ifndef SHARE_VM_CI_CIUTILITIES_HPP 1.29 +#define SHARE_VM_CI_CIUTILITIES_HPP 1.30 + 1.31 +#include "ci/ciEnv.hpp" 1.32 +#include "runtime/interfaceSupport.hpp" 1.33 + 1.34 +// The following routines and definitions are used internally in the 1.35 +// compiler interface. 1.36 + 1.37 + 1.38 +// Add a ci native entry wrapper? 1.39 + 1.40 +// Bring the compilation thread into the VM state. 1.41 +#define VM_ENTRY_MARK \ 1.42 + CompilerThread* thread=CompilerThread::current(); \ 1.43 + ThreadInVMfromNative __tiv(thread); \ 1.44 + ResetNoHandleMark rnhm; \ 1.45 + HandleMarkCleaner __hm(thread); \ 1.46 + Thread* THREAD = thread; \ 1.47 + debug_only(VMNativeEntryWrapper __vew;) 1.48 + 1.49 + 1.50 + 1.51 +// Bring the compilation thread into the VM state. No handle mark. 1.52 +#define VM_QUICK_ENTRY_MARK \ 1.53 + CompilerThread* thread=CompilerThread::current(); \ 1.54 + ThreadInVMfromNative __tiv(thread); \ 1.55 +/* \ 1.56 + * [TODO] The NoHandleMark line does nothing but declare a function prototype \ 1.57 + * The NoHandkeMark constructor is NOT executed. If the ()'s are \ 1.58 + * removed, causes the NoHandleMark assert to trigger. \ 1.59 + * debug_only(NoHandleMark __hm();) \ 1.60 + */ \ 1.61 + Thread* THREAD = thread; \ 1.62 + debug_only(VMNativeEntryWrapper __vew;) 1.63 + 1.64 + 1.65 +#define EXCEPTION_CONTEXT \ 1.66 + CompilerThread* thread=CompilerThread::current(); \ 1.67 + Thread* THREAD = thread; 1.68 + 1.69 + 1.70 +#define CURRENT_ENV \ 1.71 + ciEnv::current() 1.72 + 1.73 +// where current thread is THREAD 1.74 +#define CURRENT_THREAD_ENV \ 1.75 + ciEnv::current(thread) 1.76 + 1.77 +#define IS_IN_VM \ 1.78 + ciEnv::is_in_vm() 1.79 + 1.80 +#define ASSERT_IN_VM \ 1.81 + assert(IS_IN_VM, "must be in vm state"); 1.82 + 1.83 +#define GUARDED_VM_ENTRY(action) \ 1.84 + {if (IS_IN_VM) { action } else { VM_ENTRY_MARK; { action }}} 1.85 + 1.86 +#define GUARDED_VM_QUICK_ENTRY(action) \ 1.87 + {if (IS_IN_VM) { action } else { VM_QUICK_ENTRY_MARK; { action }}} 1.88 + 1.89 +// Redefine this later. 1.90 +#define KILL_COMPILE_ON_FATAL_(result) \ 1.91 + THREAD); \ 1.92 + if (HAS_PENDING_EXCEPTION) { \ 1.93 + if (PENDING_EXCEPTION->klass() == \ 1.94 + SystemDictionary::ThreadDeath_klass()) { \ 1.95 + /* Kill the compilation. */ \ 1.96 + fatal("unhandled ci exception"); \ 1.97 + return (result); \ 1.98 + } \ 1.99 + CLEAR_PENDING_EXCEPTION; \ 1.100 + return (result); \ 1.101 + } \ 1.102 + (void)(0 1.103 + 1.104 +#define KILL_COMPILE_ON_ANY \ 1.105 + THREAD); \ 1.106 + if (HAS_PENDING_EXCEPTION) { \ 1.107 + fatal("unhandled ci exception"); \ 1.108 + CLEAR_PENDING_EXCEPTION; \ 1.109 + } \ 1.110 +(void)(0 1.111 + 1.112 + 1.113 +inline const char* bool_to_str(bool b) { 1.114 + return ((b) ? "true" : "false"); 1.115 +} 1.116 + 1.117 +const char* basictype_to_str(BasicType t); 1.118 +const char basictype_to_char(BasicType t); 1.119 + 1.120 +#endif // SHARE_VM_CI_CIUTILITIES_HPP