Mercurial > hg > truffle
diff src/share/vm/runtime/os.hpp @ 1681:126ea7725993
6953477: Increase portability and flexibility of building Hotspot
Summary: A collection of portability improvements including shared code support for PPC, ARM platforms, software floating point, cross compilation support and improvements in error crash detail.
Reviewed-by: phh, never, coleenp, dholmes
author | bobv |
---|---|
date | Tue, 03 Aug 2010 08:13:38 -0400 |
parents | c18cbe5936b8 |
children | 1e9a9d2e6509 |
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--- a/src/share/vm/runtime/os.hpp Wed Jul 28 17:57:43 2010 -0400 +++ b/src/share/vm/runtime/os.hpp Tue Aug 03 08:13:38 2010 -0400 @@ -1,5 +1,5 @@ /* - * Copyright (c) 1997, 2009, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -78,8 +78,10 @@ } public: - static void init(void); // Called before command line parsing - static jint init_2(void); // Called after command line parsing + + static void init(void); // Called before command line parsing + static jint init_2(void); // Called after command line parsing + static void init_3(void); // Called at the end of vm init // File names are case-insensitive on windows only // Override me as needed @@ -322,7 +324,8 @@ pgc_thread, // Parallel GC thread java_thread, compiler_thread, - watcher_thread + watcher_thread, + os_thread }; static bool create_thread(Thread* thread, @@ -451,6 +454,8 @@ static void print_signal_handlers(outputStream* st, char* buf, size_t buflen); static void print_date_and_time(outputStream* st); + static void print_location(outputStream* st, intptr_t x, bool print_pc = false); + // The following two functions are used by fatal error handler to trace // native (C) frames. They are not part of frame.hpp/frame.cpp because // frame.hpp/cpp assume thread is JavaThread, and also because different @@ -480,6 +485,9 @@ // Fills in path to jvm.dll/libjvm.so (this info used to find hpi). static void jvm_path(char *buf, jint buflen); + // Returns true if we are running in a headless jre. + static bool is_headless_jre(); + // JNI names static void print_jni_name_prefix_on(outputStream* st, int args_size); static void print_jni_name_suffix_on(outputStream* st, int args_size); @@ -580,8 +588,8 @@ // Platform dependent stuff #include "incls/_os_pd.hpp.incl" - // debugging support (mostly used by debug.cpp) - static bool find(address pc) PRODUCT_RETURN0; // OS specific function to make sense out of an address + // debugging support (mostly used by debug.cpp but also fatal error handler) + static bool find(address pc, outputStream* st = tty); // OS specific function to make sense out of an address static bool dont_yield(); // when true, JVM_Yield() is nop static void print_statistics();