1 /* 2 * Copyright (c) 1999, 2007, 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 */ 24 25 // The following routines and definitions are used internally in the 26 // compiler interface. 27 28 29 // Add a ci native entry wrapper? 30 31 // Bring the compilation thread into the VM state. 32 #define VM_ENTRY_MARK \ 33 CompilerThread* thread=CompilerThread::current(); \ 34 ThreadInVMfromNative __tiv(thread); \ 35 ResetNoHandleMark rnhm; \ 36 HandleMarkCleaner __hm(thread); \ 37 Thread* THREAD = thread; \ 38 debug_only(VMNativeEntryWrapper __vew;) 39 40 41 42 // Bring the compilation thread into the VM state. No handle mark. 43 #define VM_QUICK_ENTRY_MARK \ 44 CompilerThread* thread=CompilerThread::current(); \ 45 ThreadInVMfromNative __tiv(thread); \ 46 /* \ 47 * [TODO] The NoHandleMark line does nothing but declare a function prototype \ 48 * The NoHandkeMark constructor is NOT executed. If the ()'s are \ 49 * removed, causes the NoHandleMark assert to trigger. \ 50 * debug_only(NoHandleMark __hm();) \ 51 */ \ 52 Thread* THREAD = thread; \ 53 debug_only(VMNativeEntryWrapper __vew;) 54 55 56 #define EXCEPTION_CONTEXT \ 57 CompilerThread* thread=CompilerThread::current(); \ 58 Thread* THREAD = thread; 59 60 61 #define CURRENT_ENV \ 62 ciEnv::current() 63 64 // where current thread is THREAD 65 #define CURRENT_THREAD_ENV \ 66 ciEnv::current(thread) 67 68 #define IS_IN_VM \ 69 ciEnv::is_in_vm() 70 71 #define ASSERT_IN_VM \ 72 assert(IS_IN_VM, "must be in vm state"); 73 74 #define GUARDED_VM_ENTRY(action) \ 75 {if (IS_IN_VM) { action } else { VM_ENTRY_MARK; { action }}} 76 77 // Redefine this later. 78 #define KILL_COMPILE_ON_FATAL_(result) \ 79 THREAD); \ 80 if (HAS_PENDING_EXCEPTION) { \ 81 if (PENDING_EXCEPTION->klass() == \ 82 SystemDictionary::ThreadDeath_klass()) { \ 83 /* Kill the compilation. */ \ 84 fatal("unhandled ci exception"); \ 85 return (result); \ 86 } \ 87 CLEAR_PENDING_EXCEPTION; \ 88 return (result); \ 89 } \ 90 (0 91 92 #define KILL_COMPILE_ON_ANY \ 93 THREAD); \ 94 if (HAS_PENDING_EXCEPTION) { \ 95 fatal("unhandled ci exception"); \ 96 CLEAR_PENDING_EXCEPTION; \ 97 } \ 98 (0 99 100 101 inline const char* bool_to_str(bool b) { 102 return ((b) ? "true" : "false"); 103 } 104 105 const char* basictype_to_str(BasicType t); 106 const char basictype_to_char(BasicType t);