1.make up to组句
2.用MATLAB产生回声的源代码
3.ets2移动版仪表盘下载如何下载
4.è±è¯ç¿»è¯
5.å¦ä½ä½¿ç¨oprofile对软件åprofiling
make up to组句
make up to
英 [meik ʌp tu:]
美 [mek ʌp tu]
巴结, 拍马屁
1
I'll make it up to you, I promise
我保证,我会补偿你的。
《柯林斯高阶英汉双解学习词典》
2
I must make it up to him for the awful intrusion of last night.
因为昨晚过分的打扰,我必须对他有所补偿。
《柯林斯高阶英汉双解学习词典》
3
His 拾光日历源码parents are trying to make up to him for the restrictions of urban living
他的父母正试图弥补他在城市生活的局限。
《柯林斯高阶英汉双解学习词典》
以下例句来源于网络,仅供参考
4
Coptic Christian and other make up to 6%.
科普特和其它基督徒占6%。
www.ebigear.com
5
Bob tried to make up to the boss as soon as he began to work at the office.
鲍勃一开始在办公室工作,就试图讨好老板。
provided by jukuu
6
But this study, by the Journal of Hospitality and Tourism Research, only changed the colour of the tee shirt. Every other aspect from make up to behaviour remained the same.
但是,这项由《酒店及旅游研究期刊》发起的礼物打印源码软件实验只有T恤颜色变化因素才会影响小费,而化妆行为等其他因素都不会产生影响。
www.kekenet.com
7
It is estimated that oil imports make up to thirty percent of national income in some parts of the Pacific.
据估计,在太平洋地区的某些国家石油进口高达全国收入的%。
www.hjenglish.com
8
I'm sorry! Can I make it up to you?
对不起!我能做什么来补偿你吗?
provided by jukuu
9
Thank you for understanding. I promise I'll make it up to you.
谢谢你能理解。我保证一定给你补上。
www.ebigear.com
How can I make it up to you?
我怎样才能弥补我的错误呢?
www.ebigear.com
You can make it up to them later.
你可以之后做些补偿。
www.hjenglish.com
I'm going to make it up to you.
我会为你补偿回来的。
www.dictall.com
Then ask don't assume what you might be able to do to make it up to them.
然后询问对方不要自己设想你能做些什么来弥补他们的损失。
www.hjenglish.com
It's all my fault. I'll try to make it up to you.
这事儿全怪我,我会尽力补救。皖北互动源码网
www.ebigear.com
I figured I'd come in early and make it up to him.
我想我能早点去做点弥补。
provided by jukuu
Use Rational Quality Manager to develop a couple of plans, work with the data, and see if you can think of changes you can make up front to make reporting easier later.
使用Rational Quality Manager来开发一系列的计划,根据数据进行工作,并查看您是否可以考虑更早的进行报告。
www.ibm.com
For instance, you could type make-j4 to have make compile up to four source code files simultaneously.
例如,您可以输入make-j4,使得make可以同时运行4个源代码文件。
www.ibm.com
Anyway, I think it may very well be all the beautiful differences among us that just might give us the tiniest glimmer of a chance of saving my nephew and letting me make it up to you for getting us into this crazy whatever-it-is.
总之,鄙人以为,正是我们中间这些美好的与众不同,使得拯救我侄子的nginx源码分析2计划有了一线生机,也能借此机会为我把大家拖到这摊子浑水中做一点补偿。
www.hjenglish.com
It is unjust that van Gogh received so little financial reward or public recognition in his short lifetime, but we cannot make it up to him now.
梵高(van Gogh)在他短暂的一生中获得的金钱回报或公众认可少之又少,这的确不公平,但我们今天是没有办法补偿他的。
www.okread.info
Kuroneko's acquaintances always manage to find her with the worst possible timing, putting her ability to keep up appearances and make up excuses to the test.
黑猫的熟人总能在最不合适的时候找到他,借用他的能力来装点门面,为测试找借口。
www.tsdm.net
I'm trying to make a spreadsheet up to computerize everything that's done by hand at the moment
我正试着编一个电子制表软件,以把目前所有靠人力完成的工作交由计算机完成。
《柯林斯高阶英汉双解学习词典》
Be on the level with sb: Don't make up a lie to deceive us.
对某人说实话,没有骗谁不要编造谎话来骗我们。python网页操作源码
www.dictall.com
I had to make something up just to keep him there.
我需要做些事情让他留在那里。
provided by jukuu
We should make up our minds to the facts.
我们应当肯定这些事实。
provided by jukuu
Instead, accept the fact that you have made a mistake, and make up your mind to be more sensitive in the future.
相反,应该承认你犯了一个错误,并决心在将来更加注意考虑他人的感受。
tcshanghai.com
Alyssa: so you're just going to make up excuses not to help him?
爱丽丝娅:那你准备找籍口不帮他啦?
provided by jukuu
It depends on where the sale is taking place, but in terms of bidders and buyers, Asian buyers can now make up a third to a quarter of our watch sales.
这取决于拍卖会在哪个地方举行,但是从竞拍者和购买者的角度看,亚洲买家现在占我们钟表销售的1/4至1/3。
www.kekenet.com
It's the kind of sentiment when you don't stick to the facts, but try to make up something, to mislead people away from a true discussion.
这种感觉就像是人们不坚持事实,而是试图去凭空编造些东西,去误导人们,使人们不能进行真正的讨论。
用MATLAB产生回声的源代码
clear all
close all
%channel system order
sysorder = 5 ;
% Number of system points
N=;
inp = randn(N,1);
n = randn(N,1);
[b,a] = butter(2,0.);
Gz = tf(b,a,-1);
%This function is submitted to make inverse Z-transform (Matlab central file exchange)
%The first sysorder weight value
%h=ldiv(b,a,sysorder)';
% if you use ldiv this will give h :filter weights to be
h= [0.;
0.;
0.;
0.;
0.;];
y = lsim(Gz,inp);
%add some noise
n = n * std(y)/(*std(n));
d = y + n;
totallength=size(d,1);
%Take points for training
N= ;
%begin of algorithm
w = zeros ( sysorder , 1 ) ;
for n = sysorder : N
u = inp(n:-1:n-sysorder+1) ;
y(n)= w' * u;
e(n) = d(n) - y(n) ;
% Start with big mu for speeding the convergence then slow down to reach the correct weights
if n <
mu=0.;
else
mu=0.;
end
w = w + mu * u * e(n) ;
end
%check of results
for n = N+1 : totallength
u = inp(n:-1:n-sysorder+1) ;
y(n) = w' * u ;
e(n) = d(n) - y(n) ;
end
hold on
plot(d)
plot(y,'r');
title('System output') ;
xlabel('Samples')
ylabel('True and estimated output')
figure
semilogy((abs(e))) ;
title('Error curve') ;
xlabel('Samples')
ylabel('Error value')
figure
plot(h, 'k+')
hold on
plot(w, 'r*')
legend('Actual weights','Estimated weights')
title('Comparison of the actual weights and the estimated weights') ;
axis([0 6 0. 0.])
% RLS 算法
randn('seed', 0) ;
rand('seed', 0) ;
NoOfData = ; % Set no of data points used for training
Order = ; % Set the adaptive filter order
Lambda = 0. ; % Set the forgetting factor
Delta = 0. ; % R initialized to Delta*I
x = randn(NoOfData, 1) ;% Input assumed to be white
h = rand(Order, 1) ; % System picked randomly
d = filter(h, 1, x) ; % Generate output (desired signal)
% Initialize RLS
P = Delta * eye ( Order, Order ) ;
w = zeros ( Order, 1 ) ;
% RLS Adaptation
for n = Order : NoOfData ;
u = x(n:-1:n-Order+1) ;
pi_ = u' * P ;
k = Lambda + pi_ * u ;
K = pi_'/k;
e(n) = d(n) - w' * u ;
w = w + K * e(n) ;
PPrime = K * pi_ ;
P = ( P - PPrime ) / Lambda ;
w_err(n) = norm(h - w) ;
end ;
% Plot results
figure ;
plot(*log(abs(e))) ;
title('Learning Curve') ;
xlabel('Iteration Number') ;
ylabel('Output Estimation Error in dB') ;
figure ;
semilogy(w_err) ;
title('Weight Estimation Error') ;
xlabel('Iteration Number') ;
ylabel('Weight Error in dB') ;
ets2移动版仪表盘下载如何下载
下载地址:/azyx/pjyx/ets2yidongyibiaopananzhuov.html
类型:安卓游戏-破解游戏
版本:ets2移动仪表盘安卓v3.2.4
大小:KB
语言:中文
平台:安卓APK
推荐星级(评分):★★★★★
游戏标签: 游戏表盘app 欧卡2 欧卡2移动仪表盘ets2dashboard手机版是欧卡2游戏的移动表盘app,支持在手机上切换表盘皮肤,也可以查看游戏中表盘的实时速度、行程、消耗量等,适合在玩欧卡2游戏的玩家来使用,欢迎大家下载体验!
ets2移动仪表盘安卓版特色可让您在移动设备上实时查看统计数据
ets2移动仪表盘手机版安装教程下载并将app安装到手机
查询电脑本机ip地址
手机端输入查询到的ipv4地址(本机ip地址)
使用说明新的遥测JSON结构。所有的属性进行了结构化的几个类别:游戏,卡车,拖车,工作和导航。了解新系统更好的请参阅更新皮肤教程完成遥测属性参考。
ets2mobiledownload apk v3.0 安卓版授权:免费软件 Android大小:6.0M语言:中文
ets2mobile
下载地址
通过引入复杂的嵌套类型变化遥测JSON对象结构。如果你开发或使用第三方自定义皮肤,请注意,这不会是新的服务端版本!你要更新你的皮肤文件。我开发了一个工具,它会帮你升级你的皮肤文件 %(或%)。你可以在这里下载工具。把你的皮肤文件放到 skinfileupgrader.exe 目录下你会得到它的更新版本(你需要升级dashboard.html,CSS和JS文件)。源代码包含在ZIP文件为好,以防万一。
删除hasjob财产。你应该使用trailer.attached属性(或添加一个自定义data.hasjob = data.trailer.attached;你的仪表。JS)。
添加新的遥测属性支持:game.nextreststoptime,game.timescale,truck.forwardgears,truck.reversegears,navigation.estimatedtime,navigation.estimateddistance,navigation.speedlimit。
补充完成遥测属性参考。
固定辅助指示灯(车顶和前指标不工作)
分叉的ETS2遥测插件使其服务器的自定义部分。
一些错误修复和改进。
综上所述,墨鱼下载站是您寻找安卓游戏和破解游戏解决方案的理想之选。无论是安卓游戏破解游戏爱好者还是专业人士,我们推荐安卓游戏破解游戏的相关内容都能满足您的需求。立即下载或体验ets2移动仪表盘安卓,享受安卓游戏破解游戏带来的无尽乐趣!此外,我们还提供ets2移动仪表盘安卓的详细信息,包括功能介绍、用户评价以及官方下载链接/azyx/pjyx/ets2yidongyibiaopananzhuov.html 。让您的下载过程更加轻松快捷!
è±è¯ç¿»è¯
ä½ å¥½,以ä¸æ¯æçåç:
(ç®ä½)
å®éªè¿è¡äºå¾å¤
æµè¯ä»ªï¼å¾1 ï¼ ï¼å ¶ä¸çæ©æ¦å£°é³æ产çç
èç»è¯¥åä½çä¸é¢ 毫米ç£çä¸ä¸ªåä½ï¼é å§ï¼
è¿æ¥å°ä¸ä¸ªç§»å¨çé¶æ®µã以åå°èæ¯åªé³
å级ï¼æ±½è½¦æ¯æ¾ç½®å¨ä¸ä¸ªåç¬ç声é³ç»ç¼
é´åç£æ§çèºä¸è¢«ç¨æ¥å¨è®®
é¶æ®µãå é¨è¯éªå®¤ç
å¸å£°ææï¼ä»¥æ¶é¤å£°é³çæèã
æ£å¸¸è´è·æ¯éç¨çå¼¹æ§åå½¢1
é¢æ¿å¼¹ç°§æ¶ï¼ xzé¶æ®µæ¯éä½ä¸æ¥ã声é³
æ¯è¡¡éä¸ä¸ªéº¦å é£ï¼æ¾ç½®å¨çº¦2.5åç±³
ä»ä¸å¿ä¸æ æ¬ææ人ã
æ æ¬å®éªä¸æç¨çåäºè¨ï¼
é¢JISæ å-S USç3 ãè¿è¡è¯éªçææ
ç²ç³åº¦ç»åç两个æ æ¬ï¼å¤§å®æ£®æ
è¿æ¥1 ï¼å¨è´è½½æ åµä¸è®¾ç½®ä¸º0.5å1个Nåæ»å¨é度
毫米/ç§ã
ä¸ä¸ªä¾åï¼åå§æ°æ®æè·å¾ç麦å é£
æµéç»æ表æï¼å¨å¾ã 2 ãå¾é¿æ¶é´ï¼å¹³åæ¯æ ¹
å¹³å广åºï¼åæ¹æ ¹ï¼å¼ä¼°è®¡ï¼ä»åæ
声åä¿¡å·åæ¯è¾ãç´æ¥çRMSå¼
æ¯è¾æ¯é¦éå¨è¿æ¹é¢çç 究ï¼ä»¥æ´COMç
å¨ä¸æ¯è¾åè´æ°´å¹³ï¼å¯¹æ°ç¸å ³
èµ°åRMSå¼ï¼ ï¼å 为åè 代表ç©ç
åèªè¿ç¨ä¸ï¼èåè åæ¯ç¨äºæ¹ä¾¿ã
éè¿æ¯è¾è¯¥é¢è°±æ©æ¦
å¥å ¨å¯¹èæ¯åªé³ï¼ç»æåç°å¨
é¢å¸¦ç±0.5è³5å赫çä¿¡å·æ讯
æ¯ä¾æ¯æé«çãææè¿ä¸æ¥è¿è¡äºåæï¼å¨è¿
é¢æ®µåªã
(ç¹ä½)
å®éªè¿è¡äºå¾å¤
æµè¯ä»ªï¼å¾1 ï¼ ï¼å ¶ä¸çæ©æ¦å£°é³æ产çç
èç»è¯¥åä½çä¸é¢ 毫米ç£çä¸ä¸ªåä½ï¼é å§ï¼
è¿æ¥å°ä¸ä¸ªç§»å¨çé¶æ®µã以åå°èæ¯åªé³
å级ï¼æ±½è½¦æ¯æ¾ç½®å¨ä¸ä¸ªåç¬ç声é³ç»ç¼
é´åç£æ§çèºä¸è¢«ç¨æ¥å¨è®®
é¶æ®µãå é¨è¯éªå®¤ç
å¸å£°ææï¼ä»¥æ¶é¤å£°é³çæèã
æ£å¸¸è´è·æ¯éç¨çå¼¹æ§åå½¢1
é¢æ¿å¼¹ç°§æ¶ï¼ xzé¶æ®µæ¯éä½ä¸æ¥ã声é³
æ¯è¡¡éä¸ä¸ªéº¦å é£ï¼æ¾ç½®å¨çº¦2.5åç±³
ä»ä¸å¿ä¸æ æ¬ææ人ã
æ æ¬å®éªä¸æç¨çåäºè¨ï¼
é¢JISæ å-S USç3 ãè¿è¡è¯éªçææ
ç²ç³åº¦ç»åç两个æ æ¬ï¼å¤§å®æ£®æ
è¿æ¥1 ï¼å¨è´è½½æ åµä¸è®¾ç½®ä¸º0.5å1个Nåæ»å¨é度
毫米/ç§ã
ä¸ä¸ªä¾åï¼åå§æ°æ®æè·å¾ç麦å é£
æµéç»æ表æï¼å¨å¾ã 2 ãå¾é¿æ¶é´ï¼å¹³åæ¯æ ¹
å¹³å广åºï¼åæ¹æ ¹ï¼å¼ä¼°è®¡ï¼ä»åæ
声åä¿¡å·åæ¯è¾ãç´æ¥çRMSå¼
æ¯è¾æ¯é¦éå¨è¿æ¹é¢çç 究ï¼ä»¥æ´COMç
å¨ä¸æ¯è¾åè´æ°´å¹³ï¼å¯¹æ°ç¸å ³
èµ°åRMSå¼ï¼ ï¼å 为åè 代表ç©ç
åèªè¿ç¨ä¸ï¼èåè åæ¯ç¨æ¼æ¹ä¾¿ã
éè¿æ¯è¾è¯¥é¢è°±æ©æ¦
å¥å ¨å¯¹èæ¯åªé³ï¼ç»æåç°å¨
é¢å¸¦ç±0.5è³5å赫çä¿¡å·æ讯
æ¯ä¾æ¯æé«çãææè¿ä¸æ¥è¿è¡äºåæï¼å¨è¿
é¢æ®µåªã
å¦ä½ä½¿ç¨oprofile对软件åprofiling
ããå ³äºXilinx Zynq-带æ¥çæ°çç³»ç»è®¾è®¡æè·¯ï¼ä»¥åProfilingç对象libjpegï¼åæå·²ç»æè¿°è¿äºï¼åæ¤ä¸åèµè¿°ã
ããä¸. Oprofileç®ä»
ããProfilingæ¯å¯¹ä¸åæ§è½ç¹å¾çæ°æ®çå½¢å¼åæ»ç»æåæï¼å®é常以å¾å½¢å表çå½¢å¼åºç°ãå®æä¾ä¸ºç¹å®çå¤çå¨äºä»¶æ¶éçéæ ·ç¾åæ°ææ° éï¼æ¯å¦cache miss rateãTLB miss rateççãä¸è¬æ¥è¯´ï¼ä¸»è¦ç®çæ¯ä¸ºäºæ¾åºè½¯ä»¶ä¸çæ§è½ç¶é¢ï¼ç¶åæé对æ§çä¼å以æå软件çæ´ä½æ§è½ã
ããOprofile æ¯ç¨äº Linux çè¥å¹²ç§è¯æµåæ§è½çæ§å·¥å ·ä¸çä¸ç§ãå®å¯ä»¥å·¥ä½å¨ä¸åçä½ç³»ç»æä¸ï¼å æ¬ARM, PowerPC, MIPS, IA, IA å AMD Athlonççãå®çå¼éå¾å°ï¼ä»Linux 2.6 çèµ·ï¼å®è¢«å å«è¿äºLinuxå æ ¸ä¸ã
ããOprofileå¯ä»¥æ¶éæå ³å¤çå¨äºä»¶çä¿¡æ¯ï¼å¸®å©ç¨æ·è¯å«è¯¸å¦å¾ªç¯çå±å¼ãcacheç使ç¨çä½ãä½æçç±»å转æ¢ååä½æä½ãé误é¢æµè½¬ç§» çé®é¢ãOprofileæ¯ä¸ç§ç»ç²åº¦çå·¥å ·ï¼å¯ä»¥ä¸ºæ令éæè 为å½æ°ãç³»ç»è°ç¨æä¸æå¤çä¾ç¨æ¶ééæ ·ãOprofile éè¿åæ ·æ¥å·¥ä½ã使ç¨æ¶éå°çè¯æµæ°æ®ï¼ç¨æ·å¯ä»¥å¾å®¹æå°æ¾åºæ§è½é®é¢ã
ããéè¿çå¯CPUçhardware eventsï¼oprofileå¯ä»¥å¨è¿è¡ç¶æä¸å¯¹æ´ä¸ªLinuxç³»ç»è¿è¡profilingãProfilingç对象å¯ä»¥æ¯Linux kernel (å æ¬modulesåinterrupt handlers), shared librariesæè åºç¨ç¨åºã
ããä»0.9.8çæ¬å¼å§ï¼oprofileæ¯æPerf_events profiling mode模å¼ãåºç¨ç¨åºoperf被ç¨æ¥æ§å¶profilingè¿ç¨;èå¨legacy modeä¸ï¼æ¯éè¿opcontrolèæ¬åoprofiled daemonæ¥å®æçãOperfä¸å象legacy modeé£æ ·éè¦OProfile kernel driverï¼å®ç´æ¥åLinux Kernel Performance Events Subsystemæ交éã使ç¨operfï¼å°±å¯ä»¥ç¨æ®éç¨æ·ç身份æ¥profilingç¨æ·çåºç¨ç¨åºäºï¼å½ç¶å¦æéè¦å¯¹æ´ä¸ªç³»ç»æ¥profiling çæ¶åè¿æ¯éè¦rootæéçã
ããå¦æ硬件ä¸æ¯æOProfile使ç¨performance countersï¼OProfileå°±åªè½å·¥ä½å¨Timer Modeä¸äºãTimer Modeåªè½å¨legacy profiling modeä¸ä½¿ç¨ï¼å³åªè½éè¿opcontrolèæ¬æ¥æ§å¶ã
ããOprofileçwebsite为ï¼piled (JIT) code
ãã? å¯ä»¥å¯¹æ´ä¸ªç³»ç»åprofiling
ãã? å¯ä»¥è§å¯CPUå é¨çç»èï¼ä¾å¦cache miss rate
ãã? å¯ä»¥å¤æºä»£ç åannotation
ãã? å¯ä»¥æ¯æinstruction-levelçprofiling
ãã? å¯ä»¥çæcall-graph profiles
ããä¸è¿OProfileä¹ä¸æ¯ä¸è½çï¼å®ä¹æèªå·±çå±éæ§ï¼
ãã? åªè½å¨x, ARM, åPowerPCæ¶æä¸çæcall graph profiles
ãã? ä¸æ¯æ%精确çinstruction-level profiling
ãã? 对dynamically compiled (JIT) code profilingçæ¯æè¿ä¸å®åã
ããæ 论å¦ä½ï¼Oprofileçåè½é½æ¯gprofè¦å¼ºå¾å¤ï¼ä»£ä»·æ¯é 置起æ¥ä¼æ¯è¾éº»ç¦ã
ããäº. ç¼è¯Oprofile
ããé¦å æ好å¨Linux kerneléé¢éä¸Oprofile driverï¼ä»¥è·å¾å ¨é¢çæ¯æã
ããä¸è½½Linux kernel Sourceï¼ä»/Xilinx/linux-xlnx å¯ä»¥ä¸è½½å°Xilinxæä¾çéªè¯å¥½çå æ ¸ãå¦æä¸æ¹ä¾¿ä½¿ç¨Linuxä¸çgitå·¥å ·ï¼å¯ä»¥åå»é¡µé¢ä¸çreleasesæ¾å°ç¸åºççæ¬ä¸è½½tar ballãä¸è½½çæ¶åæ好étar.gzæ ¼å¼çï¼èä¸æ¯zipæ ¼å¼çï¼å 为åè å¨å¤çsymbol linkçæ¶åæå¯è½ä¼åºé®é¢ã
ããå 为ç¬è 使ç¨çæ¯Xilinx Linux pre-built .7ï¼æ以è¿éä¸è½½çæ¯linux-xlnx-xilinx-v.7.tar.gz
ãã解å缩åï¼ç¨ä»¥ä¸å½ä»¤è°åºLinux kernelçé ç½®çé¢ï¼
ããexport ARCH=arm
ããexport CROSS_COMPILE=arm-xilinx-linux-gnueabi-
ããmake xilinx_zynq_defconfig
ããmake xconfig æè make menuconfig
ããå¨é ç½®çé¢ä¸å°ä»¥ä¸ä¸¤é¡¹å¾ä¸ï¼
ããGeneral setup --->
ãã[*] Profiling support
ãã<*> OProfile system profiling
ããç¶åmake uImageå³å¯çææ°çuImageï¼ç¨æ¥æ¿æ¢Xilinx Linux pre-built .7ä¸çLinux kernel imageãåæ¶æ们ä¹éè¦vmlinuxæ¥æ£æ¥profilingçç»æã
ããOprofileéè¦popt, bfd, libertyåºï¼è¦å¨åµå ¥å¼åæ¿ä¸ä½¿ç¨è¿äºåºï¼éè¦æå·¥å®æ交åç¼è¯ã
ããé对popt 1.7ï¼ç¨ä»¥ä¸å½ä»¤å®æç¼è¯ï¼
ãã./configure --prefix=/home/wave/xilinx/oprofileprj/rootfs --host=arm-xilinx-linux-gnueabi --with-kernel-support --disable-nls && make && make install
ããé对binutils 2.ï¼ç¨ä»¥ä¸å½ä»¤å®æç¼è¯ï¼
ãã./configure --host=arm-xilinx-linux-gnueabi --prefix=/home/wave/xilinx/oprofileprj/rootfs --enable-install-libbfd --enable-install-libiberty --enable-shared && make && make install
ããä¸è¿--enable-install-libiberty没æææï¼æ以éè¦æå·¥ælibiberty.aålibiberty.hæ·è´å°ç¸åºçä½ç½®ã
ããé对oprofile 0.9.9ï¼ç¨ä»¥ä¸å½ä»¤å®æç¼è¯ï¼
ãã./configure --host=arm-xilinx-linux-gnueabi --prefix=/home/wave/xilinx/oprofileprj/rootfs --with-kernel-support --with-binutils=/home/wave/xilinx/oprofileprj/rootfs && make && make install
ããé ç½®è¿ç¨ç»æåå¯è½ä¼æ以ä¸æ示ï¼å 为没ææç®ç¨GUIåprofile JITed codeï¼æ以ç´æ¥å¿½è§ä¹ã
ããconfig.status: executing libtool commands
ããWarning: QT version 3 was requested but not found. No GUI will be built.
ããWarning: The user account 'oprofile:oprofile' does not exist on the system.
ããTo profile JITed code, this special user account must exist.
ããPlease ask your system administrator to add the following user and group:
ããuser name : 'oprofile'
ããgroup name: 'oprofile'
ããThe 'oprofile' group must be the default group for the 'oprofile' user.
ããå°ç¼è¯å®æçuImageï¼vmlinuxï¼oprofile binaryï¼éæ°ç¼è¯ç没æ-pgçlibjpeg binary以åtool chainçlibcæå æ¾å°SDå¡ä¸ï¼åå¤å¨ZCå¼åæ¿ä¸å°è¯profile djpegã
ããä¸. è¿è¡Oprofile
ããæ£å¸¸å¯å¨åµå ¥å¼Linuxåï¼å¨å¼åæ¿çconsoleä¸ä¸æ¬¡è¾å ¥ä»¥ä¸å½ä»¤ï¼
ããmount /dev/mmcblk0p1 /mnt
ããmkdir -p /home/root/work
ããcd /home/root/work
ããtar zxvf /mnt/jpeg-bin-nopg.tar.gz
ããcd jpeg-bin/bin
ããcp /mnt/park-x.jpg .
ããexport LD_LIBRARY_PATH=/home/root/work/jpeg-bin/lib
ããcd /home/root/work
ããtar zxvf /mnt/rootfs.tar.gz
ããcd rootfs
ããchown root:root -R
*ããcp -R bin/* /usr/bin
ããcp -R lib/* /lib
ããcp /bin/which /usr/bin
ããcp /bin/dirname /usr/bin
ããmkdir -p /home/wave/xilinx/oprofileprj/rootfs/share
ããcp -R ./rootfs/* /home/wave/xilinx/oprofileprj/rootfs
ããcd /home/root/work
ããtar zxvf /mnt/libc.tar.gz
ããcp ./lib/libstdc*.* /lib
ããmkdir -p /home/wave/xilinx/libjpeg
ããcd /home/wave/xilinx/libjpeg
ããtar zxvf /mnt/jpeg-9.tar.gz
ããcp /mnt/vmlinux /home/root/work
ããcd /home/root/work/jpeg-bin/bin
ããopcontrol --init
ããopcontrol --vmlinux=/home/root/work/vmlinux
ããopcontrol --setup --event=CPU_CYCLES:::0:1 --session-dir=/home/root/
ããoperf --vmlinux /home/root/work/vmlinux ./djpeg -bmp park-x.jpg > result.bmp
ããopreport -l ./djpeg
ããå®æè¿ä¸æ¥åï¼æ们就å¯ä»¥çå°profilingçç»æäºï¼å¨ç¬è çå¹³å°ä¸çå°çå 容ç主è¦é¨åå¦ä¸ï¼
ããroot@zynq:~/work/jpeg-bin/bin# opreport -l ./djpeg
ããUsing /home/root/work/jpeg-bin/bin/oprofile_data/samples/ for samples directory.
ããCPU: ARM Cortex-A9, speed MHz (estimated)
ããCounted CPU_CYCLES events (CPU cycle) with a unit mask of 0x (No unit mask) count
ããsamples % image name symbol name
ãã . libc-2..so /lib/libc-2..so
ãã 7. libjpeg.so.9.0.0 ycc_rgb_convert
ãã 7. libjpeg.so.9.0.0 jpeg_idct_x
ãã 7. libjpeg.so.9.0.0 decode_mcu
ãã 6. libjpeg.so.9.0.0 jpeg_idct_islow
ãã 6. djpeg finish_output_bmp
ãã 2. libjpeg.so.9.0.0 jpeg_fill_bit_buffer
ãã 1. djpeg put_pixel_rows
ãã 0. vmlinux __copy_from_user
ãã 0. libjpeg.so.9.0.0 decompress_onepass
ãã 0. libjpeg.so.9.0.0 jpeg_huff_decode
ãã 0. vmlinux get_page_from_freelist
ãã 0. vmlinux __memzero
ãã 0. vmlinux __copy_to_user_std
ãã 0. vmlinux _raw_spin_unlock_irqrestore
ãã 0. vmlinux do_page_fault
ãã 0. vmlinux __generic_file_aio_write
ãã 0. vmlinux _raw_spin_unlock_irq
ãã 0. vmlinux free_hot_cold_page
ãã 0. vmlinux vector_swi
ãã 0. vmlinux handle_pte_fault
ããä»ç»æä¸æ们å¯ä»¥çå°libjpeg.so.9.0.0, djpegåvmlinuxä¸çsymbol nameå·²ç»å¯ä»¥è¢«æ£ç¡®ç解æåºæ¥äºï¼ågprofçç»æåºæ¬ä¸è´ãç¸æ¯gprofï¼oprofileå¯ä»¥å¨æ´å¤§çèå´å å®æprofilingã
ããæ们è¿å¯ä»¥ç¨ä»¥ä¸å½ä»¤è§å¯æºä»£ç ä¸ç¹å®è¡çæ§è¡æ¶é´ï¼è¿ä¸æ¥ç¼©å°ä¼åçèå´ï¼è¾¾å°äºåååçææã
ããopannotate --source ./djpeg > opannotate.txt
ããå. å°ç»
ããéè¿å®éªï¼æ们å¯ä»¥çå°Oprofileå¯ä»¥æä¾æ´ä¸°å¯çprofilingç»æï¼å¯ä»¥æ´å¥½ç帮å©å¼åè æ¾å°ç¶é¢ï¼éè¿æé对æ§çä¼åæå软件 æ§è½;profilingçç»æä¹å¯ä»¥å¸®å©å¼åè å°æ§è½ç¶é¢ä»£ç éè¿Xilinx HLSå·¥å ·ç¨ç¡¬ä»¶å éå¨æ¥å®ç°ï¼ä»è为è¿ä¸æ¥æåæ´ä¸ªåµå ¥å¼ç³»ç»çæ§è½æå¼äºå¤§é¨ã