Wed, 03 Jul 2019 20:42:37 +0800
Merge
1 /*
2 * Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
25 #ifndef SHARE_VM_CI_CIUTILITIES_HPP
26 #define SHARE_VM_CI_CIUTILITIES_HPP
28 #include "ci/ciEnv.hpp"
29 #include "runtime/interfaceSupport.hpp"
31 // The following routines and definitions are used internally in the
32 // compiler interface.
35 // Add a ci native entry wrapper?
37 // Bring the compilation thread into the VM state.
38 #define VM_ENTRY_MARK \
39 CompilerThread* thread=CompilerThread::current(); \
40 ThreadInVMfromNative __tiv(thread); \
41 ResetNoHandleMark rnhm; \
42 HandleMarkCleaner __hm(thread); \
43 Thread* THREAD = thread; \
44 debug_only(VMNativeEntryWrapper __vew;)
48 // Bring the compilation thread into the VM state. No handle mark.
49 #define VM_QUICK_ENTRY_MARK \
50 CompilerThread* thread=CompilerThread::current(); \
51 ThreadInVMfromNative __tiv(thread); \
52 /* \
53 * [TODO] The NoHandleMark line does nothing but declare a function prototype \
54 * The NoHandkeMark constructor is NOT executed. If the ()'s are \
55 * removed, causes the NoHandleMark assert to trigger. \
56 * debug_only(NoHandleMark __hm();) \
57 */ \
58 Thread* THREAD = thread; \
59 debug_only(VMNativeEntryWrapper __vew;)
62 #define EXCEPTION_CONTEXT \
63 CompilerThread* thread=CompilerThread::current(); \
64 Thread* THREAD = thread;
67 #define CURRENT_ENV \
68 ciEnv::current()
70 // where current thread is THREAD
71 #define CURRENT_THREAD_ENV \
72 ciEnv::current(thread)
74 #define IS_IN_VM \
75 ciEnv::is_in_vm()
77 #define ASSERT_IN_VM \
78 assert(IS_IN_VM, "must be in vm state");
80 #define GUARDED_VM_ENTRY(action) \
81 {if (IS_IN_VM) { action } else { VM_ENTRY_MARK; { action }}}
83 #define GUARDED_VM_QUICK_ENTRY(action) \
84 {if (IS_IN_VM) { action } else { VM_QUICK_ENTRY_MARK; { action }}}
86 // Redefine this later.
87 #define KILL_COMPILE_ON_FATAL_(result) \
88 THREAD); \
89 if (HAS_PENDING_EXCEPTION) { \
90 if (PENDING_EXCEPTION->klass() == \
91 SystemDictionary::ThreadDeath_klass()) { \
92 /* Kill the compilation. */ \
93 fatal("unhandled ci exception"); \
94 return (result); \
95 } \
96 CLEAR_PENDING_EXCEPTION; \
97 return (result); \
98 } \
99 (void)(0
101 #define KILL_COMPILE_ON_ANY \
102 THREAD); \
103 if (HAS_PENDING_EXCEPTION) { \
104 fatal("unhandled ci exception"); \
105 CLEAR_PENDING_EXCEPTION; \
106 } \
107 (void)(0
110 inline const char* bool_to_str(bool b) {
111 return ((b) ? "true" : "false");
112 }
114 const char* basictype_to_str(BasicType t);
115 const char basictype_to_char(BasicType t);
117 #endif // SHARE_VM_CI_CIUTILITIES_HPP