truffle: src/os_cpu/solaris_x86/vm/thread_solaris

annotate src/os_cpu/solaris_x86/vm/thread_solaris_x86.cpp @ 1972:f95d63e2154a

6989984: Use standard include model for Hospot Summary: Replaced MakeDeps and the includeDB files with more standardized solutions. Reviewed-by: coleenp, kvn, kamg

author	stefank
date	Tue, 23 Nov 2010 13:22:55 -0800
parents	126ea7725993
children	f34d701e952e

rev	line source
0 a61af66fc99e Initial load duke parents: diff changeset	1 /*
1972 f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1681 diff changeset	2 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
0 a61af66fc99e Initial load duke parents: diff changeset	3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
a61af66fc99e Initial load duke parents: diff changeset	4 *
a61af66fc99e Initial load duke parents: diff changeset	5 * This code is free software; you can redistribute it and/or modify it
a61af66fc99e Initial load duke parents: diff changeset	6 * under the terms of the GNU General Public License version 2 only, as
a61af66fc99e Initial load duke parents: diff changeset	7 * published by the Free Software Foundation.
a61af66fc99e Initial load duke parents: diff changeset	8 *
a61af66fc99e Initial load duke parents: diff changeset	9 * This code is distributed in the hope that it will be useful, but WITHOUT
a61af66fc99e Initial load duke parents: diff changeset	10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
a61af66fc99e Initial load duke parents: diff changeset	11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
a61af66fc99e Initial load duke parents: diff changeset	12 * version 2 for more details (a copy is included in the LICENSE file that
a61af66fc99e Initial load duke parents: diff changeset	13 * accompanied this code).
a61af66fc99e Initial load duke parents: diff changeset	14 *
a61af66fc99e Initial load duke parents: diff changeset	15 * You should have received a copy of the GNU General Public License version
a61af66fc99e Initial load duke parents: diff changeset	16 * 2 along with this work; if not, write to the Free Software Foundation,
a61af66fc99e Initial load duke parents: diff changeset	17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
a61af66fc99e Initial load duke parents: diff changeset	18 *
1552 c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories trims parents: 196 diff changeset	19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories trims parents: 196 diff changeset	20 * or visit www.oracle.com if you need additional information or have any
c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories trims parents: 196 diff changeset	21 * questions.
0 a61af66fc99e Initial load duke parents: diff changeset	22 *
a61af66fc99e Initial load duke parents: diff changeset	23 */
a61af66fc99e Initial load duke parents: diff changeset	24
1972 f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1681 diff changeset	25 #include "precompiled.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1681 diff changeset	26 #include "runtime/frame.inline.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1681 diff changeset	27 #include "thread_solaris.inline.hpp"
0 a61af66fc99e Initial load duke parents: diff changeset	28
a61af66fc99e Initial load duke parents: diff changeset	29 // For Forte Analyzer AsyncGetCallTrace profiling support - thread is
a61af66fc99e Initial load duke parents: diff changeset	30 // currently interrupted by SIGPROF
a61af66fc99e Initial load duke parents: diff changeset	31 bool JavaThread::pd_get_top_frame_for_signal_handler(frame* fr_addr,
a61af66fc99e Initial load duke parents: diff changeset	32 void* ucontext, bool isInJava) {
a61af66fc99e Initial load duke parents: diff changeset	33
a61af66fc99e Initial load duke parents: diff changeset	34 assert(Thread::current() == this, "caller must be current thread");
a61af66fc99e Initial load duke parents: diff changeset	35 assert(this->is_Java_thread(), "must be JavaThread");
a61af66fc99e Initial load duke parents: diff changeset	36 JavaThread* jt = (JavaThread *)this;
a61af66fc99e Initial load duke parents: diff changeset	37
107 93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	38 // last_Java_frame is always walkable and safe use it if we have it
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	39
0 a61af66fc99e Initial load duke parents: diff changeset	40 if (jt->has_last_Java_frame()) {
a61af66fc99e Initial load duke parents: diff changeset	41 *fr_addr = jt->pd_last_frame();
a61af66fc99e Initial load duke parents: diff changeset	42 return true;
a61af66fc99e Initial load duke parents: diff changeset	43 }
a61af66fc99e Initial load duke parents: diff changeset	44
107 93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	45 ucontext_t* uc = (ucontext_t*) ucontext;
0 a61af66fc99e Initial load duke parents: diff changeset	46
107 93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	47 // We always want to use the initial frame we create from the ucontext as
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	48 // it certainly signals where we currently are. However that frame may not
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	49 // be safe for calling sender. In that case if we have a last_Java_frame
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	50 // then the forte walker will switch to that frame as the virtual sender
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	51 // for the frame we create here which is not sender safe.
0 a61af66fc99e Initial load duke parents: diff changeset	52
107 93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	53 intptr_t* ret_fp;
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	54 intptr_t* ret_sp;
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	55 ExtendedPC addr = os::Solaris::fetch_frame_from_ucontext(this, uc, &ret_sp, &ret_fp);
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	56
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	57 // Something would really have to be screwed up to get a NULL pc
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	58
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	59 if (addr.pc() == NULL ) {
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	60 assert(false, "NULL pc from signal handler!");
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	61 return false;
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	62
0 a61af66fc99e Initial load duke parents: diff changeset	63 }
a61af66fc99e Initial load duke parents: diff changeset	64
107 93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	65 // If sp and fp are nonsense just leave them out
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	66
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	67 if ((address)ret_sp >= jt->stack_base() \|\|
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	68 (address)ret_sp < jt->stack_base() - jt->stack_size() ) {
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	69
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	70 ret_sp = NULL;
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	71 ret_fp = NULL;
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	72 } else {
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	73
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	74 // sp is reasonable is fp reasonable?
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	75 if ( (address)ret_fp >= jt->stack_base() \|\| ret_fp < ret_sp) {
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	76 ret_fp = NULL;
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	77 }
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	78 }
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	79
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	80 frame ret_frame(ret_sp, ret_fp, addr.pc());
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	81
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	82 *fr_addr = ret_frame;
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	83 return true;
93b6525e3b82 6603919: Stackwalking crash on x86 -server with Sun Studio's collect -j on sgoldman parents: 0 diff changeset	84
0 a61af66fc99e Initial load duke parents: diff changeset	85 }
1681 126ea7725993 6953477: Increase portability and flexibility of building Hotspot bobv parents: 1552 diff changeset	86
126ea7725993 6953477: Increase portability and flexibility of building Hotspot bobv parents: 1552 diff changeset	87 void JavaThread::cache_global_variables() { }
126ea7725993 6953477: Increase portability and flexibility of building Hotspot bobv parents: 1552 diff changeset	88

Mercurial > hg > truffle

annotate src/os_cpu/solaris_x86/vm/thread_solaris_x86.cpp @ 1972:f95d63e2154a