duke@435: /*
minqi@4267:  * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved.
duke@435:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435:  *
duke@435:  * This code is free software; you can redistribute it and/or modify it
duke@435:  * under the terms of the GNU General Public License version 2 only, as
duke@435:  * published by the Free Software Foundation.
duke@435:  *
duke@435:  * This code is distributed in the hope that it will be useful, but WITHOUT
duke@435:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
duke@435:  * version 2 for more details (a copy is included in the LICENSE file that
duke@435:  * accompanied this code).
duke@435:  *
duke@435:  * You should have received a copy of the GNU General Public License version
duke@435:  * 2 along with this work; if not, write to the Free Software Foundation,
duke@435:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435:  *
trims@1907:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
trims@1907:  * or visit www.oracle.com if you need additional information or have any
trims@1907:  * questions.
duke@435:  *
duke@435:  */
duke@435: 
stefank@2314: #ifndef SHARE_VM_CI_CIUTILITIES_HPP
stefank@2314: #define SHARE_VM_CI_CIUTILITIES_HPP
stefank@2314: 
stefank@2314: #include "ci/ciEnv.hpp"
stefank@2314: #include "runtime/interfaceSupport.hpp"
stefank@2314: 
duke@435: // The following routines and definitions are used internally in the
duke@435: // compiler interface.
duke@435: 
duke@435: 
duke@435: // Add a ci native entry wrapper?
duke@435: 
duke@435: // Bring the compilation thread into the VM state.
duke@435: #define VM_ENTRY_MARK                       \
duke@435:   CompilerThread* thread=CompilerThread::current(); \
duke@435:   ThreadInVMfromNative __tiv(thread);       \
duke@435:   ResetNoHandleMark rnhm;                   \
duke@435:   HandleMarkCleaner __hm(thread);           \
duke@435:   Thread* THREAD = thread;                  \
duke@435:   debug_only(VMNativeEntryWrapper __vew;)
duke@435: 
duke@435: 
duke@435: 
duke@435: // Bring the compilation thread into the VM state.  No handle mark.
duke@435: #define VM_QUICK_ENTRY_MARK                 \
duke@435:   CompilerThread* thread=CompilerThread::current(); \
duke@435:   ThreadInVMfromNative __tiv(thread);       \
duke@435: /*                                          \
duke@435:  * [TODO] The NoHandleMark line does nothing but declare a function prototype \
duke@435:  * The NoHandkeMark constructor is NOT executed. If the ()'s are   \
duke@435:  * removed, causes the NoHandleMark assert to trigger. \
duke@435:  * debug_only(NoHandleMark __hm();)         \
duke@435:  */                                         \
duke@435:   Thread* THREAD = thread;                  \
duke@435:   debug_only(VMNativeEntryWrapper __vew;)
duke@435: 
duke@435: 
duke@435: #define EXCEPTION_CONTEXT \
duke@435:   CompilerThread* thread=CompilerThread::current(); \
duke@435:   Thread* THREAD = thread;
duke@435: 
duke@435: 
duke@435: #define CURRENT_ENV                         \
duke@435:   ciEnv::current()
duke@435: 
duke@435: // where current thread is THREAD
duke@435: #define CURRENT_THREAD_ENV                  \
duke@435:   ciEnv::current(thread)
duke@435: 
duke@435: #define IS_IN_VM                            \
duke@435:   ciEnv::is_in_vm()
duke@435: 
duke@435: #define ASSERT_IN_VM                        \
duke@435:   assert(IS_IN_VM, "must be in vm state");
duke@435: 
duke@435: #define GUARDED_VM_ENTRY(action)            \
duke@435:   {if (IS_IN_VM) { action } else { VM_ENTRY_MARK; { action }}}
duke@435: 
minqi@4267: #define GUARDED_VM_QUICK_ENTRY(action)      \
minqi@4267:   {if (IS_IN_VM) { action } else { VM_QUICK_ENTRY_MARK; { action }}}
minqi@4267: 
duke@435: // Redefine this later.
duke@435: #define KILL_COMPILE_ON_FATAL_(result)           \
duke@435:   THREAD);                                       \
duke@435:   if (HAS_PENDING_EXCEPTION) {                   \
duke@435:     if (PENDING_EXCEPTION->klass() ==            \
never@1577:         SystemDictionary::ThreadDeath_klass()) { \
duke@435:       /* Kill the compilation. */                \
duke@435:       fatal("unhandled ci exception");           \
duke@435:       return (result);                           \
duke@435:     }                                            \
duke@435:     CLEAR_PENDING_EXCEPTION;                     \
duke@435:     return (result);                             \
duke@435:   }                                              \
ccheung@5259:   (void)(0
duke@435: 
duke@435: #define KILL_COMPILE_ON_ANY                      \
duke@435:   THREAD);                                       \
duke@435:   if (HAS_PENDING_EXCEPTION) {                   \
duke@435:     fatal("unhandled ci exception");             \
duke@435:     CLEAR_PENDING_EXCEPTION;                     \
duke@435:   }                                              \
ccheung@5259: (void)(0
duke@435: 
duke@435: 
duke@435: inline const char* bool_to_str(bool b) {
duke@435:   return ((b) ? "true" : "false");
duke@435: }
duke@435: 
duke@435: const char* basictype_to_str(BasicType t);
duke@435: const char  basictype_to_char(BasicType t);
stefank@2314: 
stefank@2314: #endif // SHARE_VM_CI_CIUTILITIES_HPP