зеркало из https://github.com/mozilla/gecko-dev.git
Bug 750538 - Remove jsgcstats.{cpp,h} (r=dmandelin)
This commit is contained in:
Bill McCloskey
Родитель
cfb762161c
Коммит
b4bea81a93
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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* vim: set ts=4 sw=4 et tw=99 ft=cpp:
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*
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* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla SpiderMonkey JavaScript 1.9 code, released
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* June 30, 2010
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*
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* The Initial Developer of the Original Code is
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* the Mozilla Corporation.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "mozilla/Util.h"
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#include "jstypes.h"
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#include "jscntxt.h"
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#include "jsgcstats.h"
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#include "jsgc.h"
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#include "jsxml.h"
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#include "jscompartment.h"
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#include "jsgcinlines.h"
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#include "jsobjinlines.h"
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using namespace mozilla;
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using namespace js;
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using namespace js::gc;
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#define UL(x) ((unsigned long)(x))
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#define PERCENT(x,y) (100.0 * (double) (x) / (double) (y))
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namespace js {
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namespace gc {
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#if defined(JS_DUMP_CONSERVATIVE_GC_ROOTS)
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void
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ConservativeGCStats::dump(FILE *fp)
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{
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size_t words = 0;
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for (size_t i = 0; i < ArrayLength(counter); ++i)
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words += counter[i];
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#define ULSTAT(x) ((unsigned long)(x))
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fprintf(fp, "CONSERVATIVE STACK SCANNING:\n");
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fprintf(fp, " number of stack words: %lu\n", ULSTAT(words));
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fprintf(fp, " excluded, low bit set: %lu\n", ULSTAT(counter[CGCT_LOWBITSET]));
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fprintf(fp, " not withing a chunk: %lu\n", ULSTAT(counter[CGCT_NOTCHUNK]));
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fprintf(fp, " not within arena range: %lu\n", ULSTAT(counter[CGCT_NOTARENA]));
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fprintf(fp, " in another compartment: %lu\n", ULSTAT(counter[CGCT_OTHERCOMPARTMENT]));
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fprintf(fp, " points to free arena: %lu\n", ULSTAT(counter[CGCT_FREEARENA]));
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fprintf(fp, " excluded, not live: %lu\n", ULSTAT(counter[CGCT_NOTLIVE]));
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fprintf(fp, " valid GC things: %lu\n", ULSTAT(counter[CGCT_VALID]));
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fprintf(fp, " valid but not aligned: %lu\n", ULSTAT(unaligned));
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#undef ULSTAT
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}
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#endif
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} //gc
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#ifdef JS_DUMP_CONSERVATIVE_GC_ROOTS
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void
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GCMarker::dumpConservativeRoots()
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{
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if (!conservativeDumpFileName)
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return;
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FILE *fp;
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if (!strcmp(conservativeDumpFileName, "stdout")) {
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fp = stdout;
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} else if (!strcmp(conservativeDumpFileName, "stderr")) {
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fp = stderr;
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} else if (!(fp = fopen(conservativeDumpFileName, "aw"))) {
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fprintf(stderr,
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"Warning: cannot open %s to dump the conservative roots\n",
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conservativeDumpFileName);
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return;
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}
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conservativeStats.dump(fp);
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for (void **thingp = conservativeRoots.begin(); thingp != conservativeRoots.end(); ++thingp) {
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void *thing = thingp;
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fprintf(fp, " %p: ", thing);
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switch (GetGCThingTraceKind(thing)) {
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case JSTRACE_OBJECT: {
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JSObject *obj = (JSObject *) thing;
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fprintf(fp, "object %s", obj->getClass()->name);
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break;
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}
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case JSTRACE_STRING: {
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JSString *str = (JSString *) thing;
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if (str->isLinear()) {
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char buf[50];
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PutEscapedString(buf, sizeof buf, &str->asLinear(), '"');
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fprintf(fp, "string %s", buf);
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} else {
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fprintf(fp, "rope: length %d", (int)str->length());
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}
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break;
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}
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case JSTRACE_SCRIPT: {
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fprintf(fp, "shape");
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break;
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}
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case JSTRACE_SHAPE: {
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fprintf(fp, "shape");
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break;
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}
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case JSTRACE_BASE_SHAPE: {
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fprintf(fp, "base_shape");
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break;
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}
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case JSTRACE_TYPE_OBJECT: {
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fprintf(fp, "type_object");
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break;
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}
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# if JS_HAS_XML_SUPPORT
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case JSTRACE_XML: {
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JSXML *xml = (JSXML *) thing;
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fprintf(fp, "xml %u", (unsigned)xml->xml_class);
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break;
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}
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# endif
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}
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fputc('\n', fp);
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}
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fputc('\n', fp);
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if (fp != stdout && fp != stderr)
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fclose(fp);
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}
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#endif /* JS_DUMP_CONSERVATIVE_GC_ROOTS */
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} /* namespace js */
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@ -1,85 +0,0 @@
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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* vim: set ts=4 sw=4 et tw=99 ft=cpp:
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*
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* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla SpiderMonkey JavaScript 1.9 code, released
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* June 30, 2010
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*
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* The Initial Developer of the Original Code is
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* the Mozilla Corporation.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
|
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* use your version of this file under the terms of the MPL, indicate your
|
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* decision by deleting the provisions above and replace them with the notice
|
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* and other provisions required by the GPL or the LGPL. If you do not delete
|
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* the provisions above, a recipient may use your version of this file under
|
||||
* the terms of any one of the MPL, the GPL or the LGPL.
|
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef jsgcstats_h___
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#define jsgcstats_h___
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#include "mozilla/Util.h"
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#if !defined JS_DUMP_CONSERVATIVE_GC_ROOTS && defined DEBUG
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# define JS_DUMP_CONSERVATIVE_GC_ROOTS 1
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#endif
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namespace js {
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namespace gc {
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/*
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* The conservative GC test for a word shows that it is either a valid GC
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* thing or is not for one of the following reasons.
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*/
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enum ConservativeGCTest
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{
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CGCT_VALID,
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CGCT_LOWBITSET, /* excluded because one of the low bits was set */
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CGCT_NOTARENA, /* not within arena range in a chunk */
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CGCT_OTHERCOMPARTMENT, /* in another compartment */
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CGCT_NOTCHUNK, /* not within a valid chunk */
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CGCT_FREEARENA, /* within arena containing only free things */
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CGCT_NOTLIVE, /* gcthing is not allocated */
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CGCT_END
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};
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struct ConservativeGCStats
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{
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uint32_t counter[gc::CGCT_END]; /* ConservativeGCTest classification
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counters */
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uint32_t unaligned; /* number of valid but not aligned on
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thing start pointers */
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void add(const ConservativeGCStats &another) {
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for (size_t i = 0; i < mozilla::ArrayLength(counter); ++i)
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counter[i] += another.counter[i];
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}
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void dump(FILE *fp);
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};
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} //gc
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} //js
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#endif /* jsgcstats_h__ */
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