1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
|
/*
* Copyright 2009, The Android Open Source Project
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#define LOG_TAG "WebCore"
#include "config.h"
#include "TimeCounter.h"
#include "Cache.h"
#include "KURL.h"
#include "Node.h"
#include "SystemTime.h"
#include "StyleBase.h"
#include <sys/time.h>
#include <time.h>
#include <utils/Log.h>
#include <wtf/CurrentTime.h>
#include <wtf/text/CString.h>
#if USE(JSC)
#include "JSDOMWindow.h"
#include <runtime/JSGlobalObject.h>
#include <runtime/JSLock.h>
#endif
using namespace WebCore;
using namespace WTF;
using namespace JSC;
namespace android {
uint32_t getThreadMsec()
{
#if defined(HAVE_POSIX_CLOCKS)
struct timespec tm;
clock_gettime(CLOCK_THREAD_CPUTIME_ID, &tm);
return tm.tv_sec * 1000LL + tm.tv_nsec / 1000000;
#else
struct timeval now;
struct timezone zone;
gettimeofday(&now, &zone);
return now.tv_sec * 1000LL + now.tv_usec / 1000;
#endif
}
#ifdef ANDROID_INSTRUMENT
static double sStartTotalTime;
static uint32_t sStartThreadTime;
static double sLastTotalTime;
static uint32_t sLastThreadTime;
uint32_t TimeCounter::sStartWebCoreThreadTime;
uint32_t TimeCounter::sEndWebCoreThreadTime;
bool TimeCounter::sRecordWebCoreTime;
uint32_t TimeCounter::sTotalTimeUsed[TimeCounter::TotalTimeCounterCount];
uint32_t TimeCounter::sLastTimeUsed[TimeCounter::TotalTimeCounterCount];
uint32_t TimeCounter::sCounter[TimeCounter::TotalTimeCounterCount];
uint32_t TimeCounter::sLastCounter[TimeCounter::TotalTimeCounterCount];
uint32_t TimeCounter::sStartTime[TimeCounter::TotalTimeCounterCount];
int QemuTracerAuto::reentry_count = 0;
static const char* timeCounterNames[] = {
"css parsing",
"javascript",
"javascript init",
"javascript parsing",
"javascript execution",
"calculate style",
"Java callback (frame bridge)",
"parsing (may include calcStyle or Java callback)",
"layout",
"native 1 (frame bridge)",
"native 2 (resource load)",
"native 3 (shared timer)",
"build nav (webview core)",
"record content (webview core)",
"native 4 (webview core)",
"draw content (webview ui)",
};
void TimeCounter::record(enum Type type, const char* functionName)
{
recordNoCounter(type, functionName);
sCounter[type]++;
}
void TimeCounter::recordNoCounter(enum Type type, const char* functionName)
{
uint32_t time = sEndWebCoreThreadTime = getThreadMsec();
uint32_t elapsed = time - sStartTime[type];
sTotalTimeUsed[type] += elapsed;
if (elapsed > 1000)
LOGW("***** %s() used %d ms\n", functionName, elapsed);
}
void TimeCounter::report(const KURL& url, int live, int dead, size_t arenaSize)
{
String urlString = url;
int totalTime = static_cast<int>((currentTime() - sStartTotalTime) * 1000);
int threadTime = getThreadMsec() - sStartThreadTime;
LOGD("*-* Total load time: %d ms, thread time: %d ms for %s\n",
totalTime, threadTime, urlString.utf8().data());
for (Type type = (Type) 0; type < TotalTimeCounterCount; type
= (Type) (type + 1)) {
char scratch[256];
int index = sprintf(scratch, "*-* Total %s time: %d ms",
timeCounterNames[type], sTotalTimeUsed[type]);
if (sCounter[type] > 0)
sprintf(&scratch[index], " called %d times", sCounter[type]);
LOGD("%s", scratch);
}
LOGD("Current cache has %d bytes live and %d bytes dead", live, dead);
LOGD("Current render arena takes %d bytes", arenaSize);
#if USE(JSC)
JSLock lock(false);
Heap::Statistics jsHeapStatistics = JSDOMWindow::commonJSGlobalData()->heap.statistics();
LOGD("Current JavaScript heap size is %d and has %d bytes free",
jsHeapStatistics.size, jsHeapStatistics.free);
#endif
LOGD("Current CSS styles use %d bytes", StyleBase::reportStyleSize());
LOGD("Current DOM nodes use %d bytes", WebCore::Node::reportDOMNodesSize());
}
void TimeCounter::reportNow()
{
double current = currentTime();
uint32_t currentThread = getThreadMsec();
int elapsedTime = static_cast<int>((current - sLastTotalTime) * 1000);
int elapsedThreadTime = currentThread - sLastThreadTime;
LOGD("*-* Elapsed time: %d ms, ui thread time: %d ms, webcore thread time:"
" %d ms\n", elapsedTime, elapsedThreadTime, sEndWebCoreThreadTime -
sStartWebCoreThreadTime);
for (Type type = (Type) 0; type < TotalTimeCounterCount; type
= (Type) (type + 1)) {
if (sTotalTimeUsed[type] == sLastTimeUsed[type])
continue;
char scratch[256];
int index = sprintf(scratch, "*-* Diff %s time: %d ms",
timeCounterNames[type], sTotalTimeUsed[type] - sLastTimeUsed[type]);
if (sCounter[type] > sLastCounter[type])
sprintf(&scratch[index], " called %d times", sCounter[type]
- sLastCounter[type]);
LOGD("%s", scratch);
}
memcpy(sLastTimeUsed, sTotalTimeUsed, sizeof(sTotalTimeUsed));
memcpy(sLastCounter, sCounter, sizeof(sCounter));
sLastTotalTime = current;
sLastThreadTime = currentThread;
sRecordWebCoreTime = true;
}
void TimeCounter::reset() {
bzero(sTotalTimeUsed, sizeof(sTotalTimeUsed));
bzero(sCounter, sizeof(sCounter));
LOGD("*-* Start browser instrument\n");
sStartTotalTime = currentTime();
sStartThreadTime = getThreadMsec();
}
void TimeCounter::start(enum Type type)
{
uint32_t time = getThreadMsec();
if (sRecordWebCoreTime) {
sStartWebCoreThreadTime = time;
sRecordWebCoreTime = false;
}
sStartTime[type] = time;
}
#endif // ANDROID_INSTRUMENT
}
|
