Mercurial > hg > truffle
annotate src/os/aix/vm/jvm_aix.cpp @ 20593:2eda90444a0d
8034775: Failing to initialize VM when running with negative value for -XX:CICompilerCount
Summary: Ensure appropriate min. number of compiler threads (1 for non-tiered, and 2 for tiered)
Reviewed-by: kvn
author | anoll |
---|---|
date | Tue, 25 Feb 2014 13:52:37 +0100 |
parents | 666e6ce3976c |
children |
rev | line source |
---|---|
14415
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
1 /* |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
2 * Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved. |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
3 * Copyright 2012, 2013 SAP AG. All rights reserved. |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
5 * |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
6 * This code is free software; you can redistribute it and/or modify it |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
7 * under the terms of the GNU General Public License version 2 only, as |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
8 * published by the Free Software Foundation. |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
9 * |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
10 * This code is distributed in the hope that it will be useful, but WITHOUT |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
13 * version 2 for more details (a copy is included in the LICENSE file that |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
14 * accompanied this code). |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
15 * |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
16 * You should have received a copy of the GNU General Public License version |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
17 * 2 along with this work; if not, write to the Free Software Foundation, |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
19 * |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
21 * or visit www.oracle.com if you need additional information or have any |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
22 * questions. |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
23 * |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
24 */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
25 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
26 #include "precompiled.hpp" |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
27 #include "prims/jvm.h" |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
28 #include "runtime/interfaceSupport.hpp" |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
29 #include "runtime/osThread.hpp" |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
30 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
31 #include <signal.h> |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
32 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
33 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
34 // sun.misc.Signal /////////////////////////////////////////////////////////// |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
35 // Signal code is mostly copied from classic vm, signals_md.c 1.4 98/08/23 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
36 /* |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
37 * This function is included primarily as a debugging aid. If Java is |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
38 * running in a console window, then pressing <CTRL-\\> will cause |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
39 * the current state of all active threads and monitors to be written |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
40 * to the console window. |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
41 */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
42 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
43 JVM_ENTRY_NO_ENV(void*, JVM_RegisterSignal(jint sig, void* handler)) |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
44 // Copied from classic vm |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
45 // signals_md.c 1.4 98/08/23 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
46 void* newHandler = handler == (void *)2 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
47 ? os::user_handler() |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
48 : handler; |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
49 switch (sig) { |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
50 /* The following are already used by the VM. */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
51 case INTERRUPT_SIGNAL: |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
52 case SIGFPE: |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
53 case SIGILL: |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
54 case SIGSEGV: |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
55 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
56 /* The following signal is used by the VM to dump thread stacks unless |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
57 ReduceSignalUsage is set, in which case the user is allowed to set |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
58 his own _native_ handler for this signal; thus, in either case, |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
59 we do not allow JVM_RegisterSignal to change the handler. */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
60 case BREAK_SIGNAL: |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
61 return (void *)-1; |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
62 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
63 /* The following signals are used for Shutdown Hooks support. However, if |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
64 ReduceSignalUsage (-Xrs) is set, Shutdown Hooks must be invoked via |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
65 System.exit(), Java is not allowed to use these signals, and the the |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
66 user is allowed to set his own _native_ handler for these signals and |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
67 invoke System.exit() as needed. Terminator.setup() is avoiding |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
68 registration of these signals when -Xrs is present. |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
69 - If the HUP signal is ignored (from the nohup) command, then Java |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
70 is not allowed to use this signal. |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
71 */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
72 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
73 case SHUTDOWN1_SIGNAL: |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
74 case SHUTDOWN2_SIGNAL: |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
75 case SHUTDOWN3_SIGNAL: |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
76 if (ReduceSignalUsage) return (void*)-1; |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
77 if (os::Aix::is_sig_ignored(sig)) return (void*)1; |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
78 } |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
79 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
80 void* oldHandler = os::signal(sig, newHandler); |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
81 if (oldHandler == os::user_handler()) { |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
82 return (void *)2; |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
83 } else { |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
84 return oldHandler; |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
85 } |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
86 JVM_END |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
87 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
88 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
89 JVM_ENTRY_NO_ENV(jboolean, JVM_RaiseSignal(jint sig)) |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
90 if (ReduceSignalUsage) { |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
91 // do not allow SHUTDOWN1_SIGNAL,SHUTDOWN2_SIGNAL,SHUTDOWN3_SIGNAL, |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
92 // BREAK_SIGNAL to be raised when ReduceSignalUsage is set, since |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
93 // no handler for them is actually registered in JVM or via |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
94 // JVM_RegisterSignal. |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
95 if (sig == SHUTDOWN1_SIGNAL || sig == SHUTDOWN2_SIGNAL || |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
96 sig == SHUTDOWN3_SIGNAL || sig == BREAK_SIGNAL) { |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
97 return JNI_FALSE; |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
98 } |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
99 } |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
100 else if ((sig == SHUTDOWN1_SIGNAL || sig == SHUTDOWN2_SIGNAL || |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
101 sig == SHUTDOWN3_SIGNAL) && os::Aix::is_sig_ignored(sig)) { |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
102 // do not allow SHUTDOWN1_SIGNAL to be raised when SHUTDOWN1_SIGNAL |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
103 // is ignored, since no handler for them is actually registered in JVM |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
104 // or via JVM_RegisterSignal. |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
105 // This also applies for SHUTDOWN2_SIGNAL and SHUTDOWN3_SIGNAL |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
106 return JNI_FALSE; |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
107 } |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
108 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
109 os::signal_raise(sig); |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
110 return JNI_TRUE; |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
111 JVM_END |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
112 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
113 /* |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
114 All the defined signal names for Linux. |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
115 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
116 NOTE that not all of these names are accepted by our Java implementation |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
117 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
118 Via an existing claim by the VM, sigaction restrictions, or |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
119 the "rules of Unix" some of these names will be rejected at runtime. |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
120 For example the VM sets up to handle USR1, sigaction returns EINVAL for |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
121 STOP, and Linux simply doesn't allow catching of KILL. |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
122 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
123 Here are the names currently accepted by a user of sun.misc.Signal with |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
124 1.4.1 (ignoring potential interaction with use of chaining, etc): |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
125 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
126 HUP, INT, TRAP, ABRT, IOT, BUS, USR2, PIPE, ALRM, TERM, STKFLT, |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
127 CLD, CHLD, CONT, TSTP, TTIN, TTOU, URG, XCPU, XFSZ, VTALRM, PROF, |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
128 WINCH, POLL, IO, PWR, SYS |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
129 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
130 */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
131 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
132 struct siglabel { |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
133 const char *name; |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
134 int number; |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
135 }; |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
136 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
137 struct siglabel siglabels[] = { |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
138 /* derived from /usr/include/bits/signum.h on RH7.2 */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
139 "HUP", SIGHUP, /* Hangup (POSIX). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
140 "INT", SIGINT, /* Interrupt (ANSI). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
141 "QUIT", SIGQUIT, /* Quit (POSIX). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
142 "ILL", SIGILL, /* Illegal instruction (ANSI). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
143 "TRAP", SIGTRAP, /* Trace trap (POSIX). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
144 "ABRT", SIGABRT, /* Abort (ANSI). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
145 "IOT", SIGIOT, /* IOT trap (4.2 BSD). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
146 "BUS", SIGBUS, /* BUS error (4.2 BSD). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
147 "FPE", SIGFPE, /* Floating-point exception (ANSI). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
148 "KILL", SIGKILL, /* Kill, unblockable (POSIX). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
149 "USR1", SIGUSR1, /* User-defined signal 1 (POSIX). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
150 "SEGV", SIGSEGV, /* Segmentation violation (ANSI). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
151 "USR2", SIGUSR2, /* User-defined signal 2 (POSIX). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
152 "PIPE", SIGPIPE, /* Broken pipe (POSIX). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
153 "ALRM", SIGALRM, /* Alarm clock (POSIX). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
154 "TERM", SIGTERM, /* Termination (ANSI). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
155 #ifdef SIGSTKFLT |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
156 "STKFLT", SIGSTKFLT, /* Stack fault. */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
157 #endif |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
158 "CLD", SIGCLD, /* Same as SIGCHLD (System V). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
159 "CHLD", SIGCHLD, /* Child status has changed (POSIX). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
160 "CONT", SIGCONT, /* Continue (POSIX). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
161 "STOP", SIGSTOP, /* Stop, unblockable (POSIX). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
162 "TSTP", SIGTSTP, /* Keyboard stop (POSIX). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
163 "TTIN", SIGTTIN, /* Background read from tty (POSIX). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
164 "TTOU", SIGTTOU, /* Background write to tty (POSIX). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
165 "URG", SIGURG, /* Urgent condition on socket (4.2 BSD). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
166 "XCPU", SIGXCPU, /* CPU limit exceeded (4.2 BSD). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
167 "XFSZ", SIGXFSZ, /* File size limit exceeded (4.2 BSD). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
168 "DANGER", SIGDANGER, /* System crash imminent; free up some page space (AIX). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
169 "VTALRM", SIGVTALRM, /* Virtual alarm clock (4.2 BSD). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
170 "PROF", SIGPROF, /* Profiling alarm clock (4.2 BSD). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
171 "WINCH", SIGWINCH, /* Window size change (4.3 BSD, Sun). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
172 "POLL", SIGPOLL, /* Pollable event occurred (System V). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
173 "IO", SIGIO, /* I/O now possible (4.2 BSD). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
174 "PWR", SIGPWR, /* Power failure restart (System V). */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
175 #ifdef SIGSYS |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
176 "SYS", SIGSYS /* Bad system call. Only on some Linuxen! */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
177 #endif |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
178 }; |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
179 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
180 JVM_ENTRY_NO_ENV(jint, JVM_FindSignal(const char *name)) |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
181 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
182 /* find and return the named signal's number */ |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
183 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
184 for(uint i=0; i<ARRAY_SIZE(siglabels); i++) |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
185 if(!strcmp(name, siglabels[i].name)) |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
186 return siglabels[i].number; |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
187 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
188 return -1; |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
189 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
190 JVM_END |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
191 |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
192 // used by os::exception_name() |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
193 extern bool signal_name(int signo, char* buf, size_t len) { |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
194 for(uint i = 0; i < ARRAY_SIZE(siglabels); i++) { |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
195 if (signo == siglabels[i].number) { |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
196 jio_snprintf(buf, len, "SIG%s", siglabels[i].name); |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
197 return true; |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
198 } |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
199 } |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
200 return false; |
666e6ce3976c
8023038: PPC64 (part 15): Platform files for AIX/PPC64 support
simonis
parents:
diff
changeset
|
201 } |