aoqi@0: /*
aoqi@0:  * Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  *
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.
aoqi@0:  *
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  *
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  *
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  *
aoqi@0:  */
aoqi@0: 
aoqi@0: #ifndef SHARE_VM_CI_CIUTILITIES_HPP
aoqi@0: #define SHARE_VM_CI_CIUTILITIES_HPP
aoqi@0: 
aoqi@0: #include "ci/ciEnv.hpp"
aoqi@0: #include "runtime/interfaceSupport.hpp"
aoqi@0: 
aoqi@0: // The following routines and definitions are used internally in the
aoqi@0: // compiler interface.
aoqi@0: 
aoqi@0: 
aoqi@0: // Add a ci native entry wrapper?
aoqi@0: 
aoqi@0: // Bring the compilation thread into the VM state.
aoqi@0: #define VM_ENTRY_MARK                       \
aoqi@0:   CompilerThread* thread=CompilerThread::current(); \
aoqi@0:   ThreadInVMfromNative __tiv(thread);       \
aoqi@0:   ResetNoHandleMark rnhm;                   \
aoqi@0:   HandleMarkCleaner __hm(thread);           \
aoqi@0:   Thread* THREAD = thread;                  \
aoqi@0:   debug_only(VMNativeEntryWrapper __vew;)
aoqi@0: 
aoqi@0: 
aoqi@0: 
aoqi@0: // Bring the compilation thread into the VM state.  No handle mark.
aoqi@0: #define VM_QUICK_ENTRY_MARK                 \
aoqi@0:   CompilerThread* thread=CompilerThread::current(); \
aoqi@0:   ThreadInVMfromNative __tiv(thread);       \
aoqi@0: /*                                          \
aoqi@0:  * [TODO] The NoHandleMark line does nothing but declare a function prototype \
aoqi@0:  * The NoHandkeMark constructor is NOT executed. If the ()'s are   \
aoqi@0:  * removed, causes the NoHandleMark assert to trigger. \
aoqi@0:  * debug_only(NoHandleMark __hm();)         \
aoqi@0:  */                                         \
aoqi@0:   Thread* THREAD = thread;                  \
aoqi@0:   debug_only(VMNativeEntryWrapper __vew;)
aoqi@0: 
aoqi@0: 
aoqi@0: #define EXCEPTION_CONTEXT \
aoqi@0:   CompilerThread* thread=CompilerThread::current(); \
aoqi@0:   Thread* THREAD = thread;
aoqi@0: 
aoqi@0: 
aoqi@0: #define CURRENT_ENV                         \
aoqi@0:   ciEnv::current()
aoqi@0: 
aoqi@0: // where current thread is THREAD
aoqi@0: #define CURRENT_THREAD_ENV                  \
aoqi@0:   ciEnv::current(thread)
aoqi@0: 
aoqi@0: #define IS_IN_VM                            \
aoqi@0:   ciEnv::is_in_vm()
aoqi@0: 
aoqi@0: #define ASSERT_IN_VM                        \
aoqi@0:   assert(IS_IN_VM, "must be in vm state");
aoqi@0: 
aoqi@0: #define GUARDED_VM_ENTRY(action)            \
aoqi@0:   {if (IS_IN_VM) { action } else { VM_ENTRY_MARK; { action }}}
aoqi@0: 
aoqi@0: #define GUARDED_VM_QUICK_ENTRY(action)      \
aoqi@0:   {if (IS_IN_VM) { action } else { VM_QUICK_ENTRY_MARK; { action }}}
aoqi@0: 
aoqi@0: // Redefine this later.
aoqi@0: #define KILL_COMPILE_ON_FATAL_(result)           \
aoqi@0:   THREAD);                                       \
aoqi@0:   if (HAS_PENDING_EXCEPTION) {                   \
aoqi@0:     if (PENDING_EXCEPTION->klass() ==            \
aoqi@0:         SystemDictionary::ThreadDeath_klass()) { \
aoqi@0:       /* Kill the compilation. */                \
aoqi@0:       fatal("unhandled ci exception");           \
aoqi@0:       return (result);                           \
aoqi@0:     }                                            \
aoqi@0:     CLEAR_PENDING_EXCEPTION;                     \
aoqi@0:     return (result);                             \
aoqi@0:   }                                              \
aoqi@0:   (void)(0
aoqi@0: 
aoqi@0: #define KILL_COMPILE_ON_ANY                      \
aoqi@0:   THREAD);                                       \
aoqi@0:   if (HAS_PENDING_EXCEPTION) {                   \
aoqi@0:     fatal("unhandled ci exception");             \
aoqi@0:     CLEAR_PENDING_EXCEPTION;                     \
aoqi@0:   }                                              \
aoqi@0: (void)(0
aoqi@0: 
aoqi@0: 
aoqi@0: inline const char* bool_to_str(bool b) {
aoqi@0:   return ((b) ? "true" : "false");
aoqi@0: }
aoqi@0: 
aoqi@0: const char* basictype_to_str(BasicType t);
aoqi@0: const char  basictype_to_char(BasicType t);
aoqi@0: 
aoqi@0: #endif // SHARE_VM_CI_CIUTILITIES_HPP