锘??xml version="1.0" encoding="utf-8" standalone="yes"?>狠狠综合久久,激情成人av,久久精品国产免费http://www.shnenglu.com/ispfcn/category/2956.htmlzh-cnMon, 26 May 2008 06:40:10 GMTMon, 26 May 2008 06:40:10 GMT60綆鏄巟86姹囩紪璇█鏁欑▼錛堜竷錛?/title><link>http://www.shnenglu.com/ispfcn/archive/2006/11/06/14720.html</link><dc:creator>緙栫▼涔嬮亾</dc:creator><author>緙栫▼涔嬮亾</author><pubDate>Mon, 06 Nov 2006 02:39:00 GMT</pubDate><guid>http://www.shnenglu.com/ispfcn/archive/2006/11/06/14720.html</guid><wfw:comment>http://www.shnenglu.com/ispfcn/comments/14720.html</wfw:comment><comments>http://www.shnenglu.com/ispfcn/archive/2006/11/06/14720.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.shnenglu.com/ispfcn/comments/commentRss/14720.html</wfw:commentRss><trackback:ping>http://www.shnenglu.com/ispfcn/services/trackbacks/14720.html</trackback:ping><description><![CDATA[鍘熷垱錛氬徃寰掑濺鍗?<br /><br /><h3>5.0 緙栬瘧浼樺寲姒傝堪</h3><p>浼樺寲鏄竴浠墮潪甯擱噸瑕佺殑浜嬫儏銆備綔涓轟竴涓▼搴忚璁¤咃紝浣犺偗瀹氬笇鏈涜嚜宸辯殑紼嬪簭鏃㈠皬鍙堝揩銆侱OS鏃朵唬鐨勮澶氫功涓兘鎻愬埌錛屸滄煇鏌愮紪璇戝櫒鑳藉鐢熸垚闈炲父绱у噾鐨勪唬鐮佲濓紝鎹㈣█涔嬶紝緙栬瘧鍣ㄤ細涓轟綘鎶婁唬鐮佸敖鍙兘鍦扮緝鍑忥紝濡傛灉浣犺兘澶熸紜湴浣跨敤瀹冩彁渚涚殑鍔熻兘鐨勮瘽銆傜洰鍓嶏紝Intel x86浣撶郴涓婃祦琛岀殑C/C++緙栬瘧鍣紝鍖呮嫭Intel C/C++ Compiler, GNU C/C++ Compiler錛屼互鍙婃渶鏂扮殑Microsoft鍜孊orland緙栬瘧鍣紝閮借兘澶熸彁渚涢潪甯哥揣鍑戠殑浠g爜銆傛紜湴浣跨敤榪欎簺緙栬瘧鍣紝鍒欏彲浠ュ緱鍒版ц兘瓚沖濂界殑浠g爜銆?/p><p>浣嗘槸錛屾満鍣ㄧ洰鍓嶈繕涓嶈兘鍍忎漢閭f牱鍋氬瘜浜庡垱閫犳х殑浜嬫儏銆傚洜鑰岋紝鏈変簺鏃跺欐垜浠彲鑳戒細涓嶅緱涓嶆墜宸ユ潵鍋氫竴浜涗簨鎯呫?/p><p>浣跨敤姹囩紪璇█浼樺寲浠g爜鏄竴浠跺洶闅撅紝鑰屼笖鎶宸фу緢寮虹殑宸ヤ綔銆傚緢澶氱紪璇戝櫒鑳藉鐢熸垚涓哄鐞嗗櫒榪涜榪囩壒孌婁紭鍖栧鐞嗙殑浠g爜錛屼竴鏃﹁繘琛屼慨鏀癸紝榪欎簺鐗規畩浼樺寲鍙兘灝變細琚牬鍧忚屽け鏁堛傚洜姝わ紝鍦ㄤ綘鍐沖畾浣跨敤鑷繁鐨勬眹緙栦唬鐮佷箣鍓嶏紝涓瀹氳嫻嬭瘯涓涓嬶紝鍒板簳鏄紪璇戝櫒鐢熸垚鐨勯偅孌典唬鐮佹洿濂斤紝榪樻槸浣犵殑鏇村ソ銆?/p><p>鏈珷涓皢璁ㄨ涓浜涚紪璇戝櫒鍦ㄦ煇浜涙椂鍊欎細鍋氱殑浜嬫儏(浠庢煇縐嶆剰涔変笂璇達紝鏈珷鍐呭鏇村儚鏄綆楁満涓撲笟鐨勫熀紜璇句腑銆婄紪璇戠▼搴忚璁″師鐞嗐嬨併婅綆楁満緇勬垚鍘熺悊銆嬨併婅綆楁満浣撶郴緇撴瀯銆嬭紼嬩腑鐨勭浉鍏沖唴瀹?銆傛湰绔犵殑璁稿鍐呭鍜屾眹緙栬璦紼嬪簭璁捐鏈韓鍏崇郴騫朵笉鏄緢绱у瘑錛屽畠浠鏁版槸鍦ㄤ負浣跨敤姹囩紪璇█榪涜浼樺寲鍋氬噯澶囥傜紪璇戝櫒紜疄鍋氳繖浜涗紭鍖栵紝浣嗗畠騫朵笉鎬繪槸榪欎箞鍋氾紱姝ゅ錛屽氨緙栬瘧鍣ㄧ殑璁捐鏈川鏉ヨ錛屽畠紜疄娌℃湁涔夊姟榪欎箞鍋氣斺旂紪璇戝櫒鍋氱殑鏄瓑涔夊彉鎹紝鑰屼笉鏄瓑鏁堝彉鎹€傝冭檻涓嬮潰鐨勪唬鐮侊細</p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="4" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><font color="#008000">// 紼嬪簭孌?</font><font color="#0000ff"><br />int</font> gaussianSum(){<br />聽 <font color="#0000ff">int</font> i, j=0; <p>聽 <font color="#0000ff">for</font>(i=0; i<100; i++) j+=i;</p><p>聽 <font color="#0000ff">return</font> j;<br />}</p></td></tr></tbody></table><p>濂界殑錛岄鍏堬紝緇濆ぇ澶氭暟緙栬瘧鍣ㄦ亹鎬曚笉浼氳嚜浣滀富寮犲湴鎶婂畠鈥滅鏀光濅負</p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="4" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><font color="#008000">// 紼嬪簭孌?(鏀硅繘1)<br /></font><font color="#0000ff">int</font> gaussianSum(){<br />聽 <font color="#0000ff">int</font> i, j=0; <p>聽 <font color="#0000ff">for</font>(i=1; i<100; i++) j+=i;</p><p>聽 <font color="#0000ff">return</font> j;<br />}</p></td></tr></tbody></table><p>澶氭暟錛堜絾紜疄涓嶆槸鍏ㄩ儴錛夌紪璇戝櫒涔熶笉浼氭妸瀹冩敼涓?/p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="4" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><p dir="ltr"><font color="#008000">// 紼嬪簭孌?(鏀硅繘2)<br /></font><font color="#0000ff">inline int</font> gaussianSum(){<br />聽 <font color="#0000ff">return</font> 5050;<br />}</p></td></tr></tbody></table><p dir="ltr">榪欎袱涓慨鏀圭増鏈兘涓嶅悓浜庡師鍏堢▼搴忕殑璇箟銆傞鍏堟垜浠湅鍒幫紝璁﹊浠?寮濮嬫槸娌℃湁蹇呰鐨勶紝鍥犱負j+=i鏃訛紝i=0涓嶄細鍋氫換浣曟湁鐢ㄧ殑浜嬫儏錛涚劧鍚庢槸錛屽疄闄呬笂娌℃湁蹇呰姣忎竴嬈¢兘璁$畻1+...+100鐨勫拰鈥斺斿畠鍙互琚鍏堣綆楋紝騫跺湪闇瑕佺殑鏃跺欒繑鍥炪?/p><p dir="ltr">榪欎釜渚嬪瓙涔熻騫朵笉鎭板綋(浼拌娌′漢浼氬啓鍑烘渶鍒濈増鏈偅鏍風殑浠g爜)錛屼絾榪欑瀹炶返鍦ㄧ▼搴忚璁′腑紜疄鍙兘鍑虹幇銆傛垜浠妸鏀硅繘2縐頒負<b>緙栬瘧鏃惰〃杈懼紡棰勫厛璁$畻</b>錛岃屾妸鏀硅繘1鎴愪負<b>寰幆寮哄害鍓婂噺</b>銆?/p><p dir="ltr">鐒惰岋紝涓浜涙柊鐨勭紪璇戝櫒鐨勭‘浼氳繘琛岃繖涓ょ浼樺寲銆備笉榪囧埆鎱岋紝鐪嬬湅涓嬮潰鐨勪唬鐮侊細</p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="4" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><font color="#008000">// 紼嬪簭孌?</font><font color="#0000ff"><br />int</font> GetFactorial(<font color="#0000ff">int</font> k){<br />聽 <font color="#0000ff">int</font> i, j=1; <p>聽 <font color="#0000ff">if</font>((k<0) || (k>=10)) <font color="#0000ff">return</font> -1;</p><p>聽 <font color="#0000ff">if</font>((k<=1)) <font color="#0000ff">return</font> 1</p><p>聽 <font color="#0000ff">for</font>(i=1; i<k; i++) j*=i;</p><p>聽 <font color="#0000ff">return</font> j;<br />}</p></td></tr></tbody></table><p>紼嬪簭閲囩敤鐨勬槸涓涓椂闂村鏉傚害涓篛(n)鐨勭畻娉曪紝涓嶈繃錛屾垜浠彲浠ユ妸浠栬交鏄撳湴鏀逛負O(1)鐨勭畻娉曪細</p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="4" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><font color="#008000">// 紼嬪簭孌? (闈炶鑼冩敼榪?</font><font color="#0000ff"><br />int</font> GetFactorial(<font color="#0000ff">int</font> k){<br />聽 <font color="#0000ff">int</font> i, j=1; <p>聽 <font color="#0000ff">static const int</font> FractorialTable[]={1, 1, 2, 6, 24,<br />聽聽聽 120, 720, 5040, 40320, 362880, 3628800};</p><p>聽 <font color="#0000ff">if</font>((k<0) || (k>=10)) <font color="#0000ff">return</font> -1;</p><p>聽 <font color="#0000ff">return</font> FractorialTable[k];<br />}</p></td></tr></tbody></table><p>榪欐槸涓涓吀鍨嬬殑浠ョ┖闂存崲鏃墮棿鐨勫仛娉曘傞氱敤鐨勭紪璇戝櫒涓嶄細榪欎箞鍋氣斺斿洜涓哄畠娌℃湁鍔炴硶鍦ㄧ紪璇戞椂紜畾浣犳槸涓嶆槸瑕佽繖涔堟敼銆傚彲浠ヨ錛屽鏋滅紪璇戝櫒鐪熺殑榪欐牱鍋氱殑璇濓紝閭e皢鏄竴浠跺彲鎬曠殑浜嬫儏錛屽洜涓洪偅鏃跺欎綘灝嗗緢闅劇煡閬撶紪璇戝櫒鐢熸垚鐨勪唬鐮佸拰鑷繁鎯崇殑鍒板簳鏈夊澶х殑宸窛銆?/p><p>褰撶劧錛岃繖綾諱紭鍖栬秴鍑轟簡鏈枃鐨勮寖鍥粹斺斿熀鏈笂錛屾垜鎶婂畠浠綊鍏モ滅畻娉曚紭鍖栤濓紝鑰屼笉鏄滅▼搴忎紭鍖栤濅竴綾匯傜被浼肩殑浼樺寲榪囩▼闇瑕佺▼搴忚璁′漢鍛樺浜庣▼搴忛昏緫闈炲父娣卞叆鍦頒簡瑙e拰鍏ㄧ洏鐨勬帉鎻★紝鍚屾椂錛屼篃闇瑕佹湁涓板瘜鐨勭畻娉曠煡璇嗐?/p><p>鑷劧錛屽鏋滀綘甯屾湜鑷繁鐨勭▼搴忔ц兘鏈夊ぇ騫呭害鐨勬彁鍗囷紝閭d箞棣栧厛搴旇鍋氱殑鏄畻娉曚紭鍖栥備緥濡傦紝鎶婁竴涓?i>O</i>(n<sup>2</sup>)鐨勭畻娉曟浛鎹負涓涓?i>O</i>(n)鐨勭畻娉曪紝鍒欑▼搴忕殑鎬ц兘鎻愬崌灝嗚繙榪滆秴榪囧浜庝釜鍒鍙ョ殑淇敼銆傛澶栵紝涓涓凡緇忔敼鍐欎負姹囩紪璇█鐨勭▼搴忥紝濡傛灉瑕佸啀鍦ㄧ畻娉曚笂浣滃ぇ騫呭害鐨勪慨鏀癸紝鍏跺伐浣滈噺灝嗗拰閲嶅啓鐩稿綋銆傚洜姝わ紝鍦ㄥ喅瀹氫嬌鐢ㄦ眹緙栬璦榪涜浼樺寲涔嬪墠錛屽繀欏婚鍏堣冭檻綆楁硶浼樺寲銆備絾鍋囧宸茬粡鏄渶浼樼殑綆楁硶錛岀▼搴忚繍琛岄熷害榪樻槸涓嶅蹇庝箞鍔炲憿錛?/p><p>濂界殑錛岀幇鍦紝鍋囧畾浣犲凡緇忎嬌鐢ㄤ簡宸茬煡鏈濂界殑綆楁硶錛屽喅瀹氭妸瀹冧氦緇欑紪璇戝櫒錛岃鎴戜滑鏉ョ湅鐪嬬紪璇戝櫒浼氫負鎴戜滑鍋氫粈涔堬紝浠ュ強鎴戜滑鏄惁鏈夋満浼氭彃鎵嬫浜嬶紝鍋氬緱鏇村ソ銆?/p><h3 dir="ltr">5.1 寰幆浼樺寲錛氬己搴﹀墛鍑忓拰浠g爜澶栨彁</h3><p dir="ltr">姣旇緝鏂扮殑緙栬瘧鍣ㄥ湪緙栬瘧鏃朵細鑷姩鎶婁笅闈㈢殑浠g爜錛?/p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="4" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><font color="#0000ff">for</font>(i=0; i<10; i++){<br />聽 j = i;<br />聽 k = j + i;<br />}</td></tr></tbody></table><p dir="ltr">鑷沖皯鍙樻崲涓?/p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="4" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><font color="#0000ff">for</font>(i=0; i<10; i++);<br />j=i; k=j+i;</td></tr></tbody></table><p dir="ltr">鐢氳嚦</p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="4" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%">j=i=10; k=20;</td></tr></tbody></table><p dir="ltr">褰撶劧錛岀湡姝g殑緙栬瘧鍣ㄥ疄闄呬笂鏄湪涓棿浠g爜灞傛浣滆繖浠朵簨鎯呫?/p><p dir="ltr"><b><font color="#008000">鍘熺悊</font></b>濡傛灉鏁版嵁欏圭殑鏌愪釜涓棿鍊?紼嬪簭鎵ц榪囩▼涓殑璁$畻緇撴灉)鍦ㄤ嬌鐢ㄤ箣鍓嶈鍙︿竴涓棿鍊艱鐩栵紝鍒欑浉鍏寵綆椾笉蹇呰繘琛屻?/p><p dir="ltr">涔熻鏈変漢浼氶棶錛岀紪璇戝櫒涓嶆槸閮界粰鍜變滑鍋氫簡鍚楋紝綆″畠鍋氫粈涔堬紵娉ㄦ剰錛岃繖閲岃鐨勫彧鏄紪璇戠郴緇熶腑浼樺寲閮ㄥ垎鐨勫熀鏈璁°備笉浠呭湪浠庢簮浠g爜鍒頒腑闂翠唬鐮佺殑榪囩▼涓瓨鍦ㄤ紭鍖栭棶棰橈紝鑰屼笖緙栬瘧鍣ㄧ敓鎴愮殑鏈緇堢殑鏈哄櫒璇█(姹囩紪)浠g爜鍚屾牱瀛樺湪綾諱技鐨勯棶棰樸傜洰鍓嶏紝鍑犱箮鎵鏈夌殑緙栬瘧鍣ㄥ湪鏈緇堢敓鎴愪唬鐮佺殑榪囩▼涓兘鏈夋垨澶氭垨灝戠殑鐟曠柕錛岃繖浜涚憰鐤電洰鍓?font color="#ff0000">鍙兘</font>渚濋潬鎵嬪伐淇敼浠g爜鏉ヨВ鍐熾?/p><h3 dir="ltr">5.2 灞閮ㄤ紭鍖栵細琛ㄨ揪寮忛璁$畻鍜屽瓙琛ㄨ揪寮忔彁鍙?/h3><p dir="ltr">琛ㄨ揪寮忛鍏堣綆楅潪甯哥畝鍗曪紝灝辨槸鍦ㄧ紪璇戞椂灝藉彲鑳藉湴璁$畻紼嬪簭涓渶瑕佽綆楃殑涓滆タ銆備緥濡傦紝浣犲彲浠ユ涓嶇姽璞湴鍐欏嚭涓嬮潰鐨勪唬鐮侊細</p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="4" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><font color="#0000ff">const unsigned long</font> nGiga = 1024L * 1024L * 1024L;</td></tr></tbody></table><p dir="ltr">鑰屼笉蹇呮媴蹇冪▼搴忔瘡嬈℃墽琛岃繖涓鍙ユ椂浣滀袱閬嶄箻娉曪紝鍥犱負緙栬瘧鍣ㄤ細鑷姩鍦版妸瀹冩敼涓?/p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="4" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><font color="#0000ff">const unsigned long</font> nGiga = 1073741824L;</td></tr></tbody></table><p dir="ltr">鑰屼笉鏄偦涔庝箮鍦拌璁$畻鏈哄湪鎵ц鍒拌繖涓垵濮嬪寲璧嬪艱鍙ョ殑鏃跺欐墠璁$畻銆傚綋鐒訛紝濡傛灉浣犳効鎰忓湪涓婇潰鐨勪唬鐮佷腑鎺轟笂涓浜涘彉閲忕殑璇濓紝緙栬瘧鍣ㄥ悓鏍蜂細鎶婂父鏁伴儴鍒嗗厛琛岃綆楋紝騫舵嬁鍒扮粨鏋溿?/p><p dir="ltr">琛ㄨ揪寮忛璁$畻騫朵笉浼氳紼嬪簭鎬ц兘鏈夐璺冩х殑鎻愬崌錛屼絾紜疄鍑忓皯浜嗚繍琛屾椂鐨勮綆楀己搴︺傞櫎姝や箣澶栵紝緇濆ぇ澶氭暟緙栬瘧鍣ㄤ細鎶婁笅闈㈢殑浠g爜錛?/p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="4" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><font color="#008000">// [鍋囪姝ゆ椂b, c, d, e, f, g, h閮芥湁涓涓‘瀹氱殑闈為浂鏁存暟鍊鹼紝騫朵笖錛?br />// a[]涓轟竴涓寘鎷?涓暣鏁板厓绱犵殑鏁扮粍錛屽叾涓嬫爣涓?鍒?]</font><p>a[0] = b*c;<br />a[1] = b+c;<br />a[2] = d*e;<br />a[3] = b*d + c*d;<br />a[4] = b*d*e + c*d*e;聽</p></td></tr></tbody></table><p dir="ltr">浼樺寲涓?鍐嶆寮鴻皟錛岀紪璇戝櫒瀹為檯涓婃槸鍦ㄤ腑闂翠唬鐮佺殑灞傛錛岃屼笉鏄簮浠g爜灞傛鍋氳繖浠朵簨鎯咃紒)錛?/p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="4" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><font color="#008000">// [鍋囪姝ゆ椂b, c, d, e, f, g, h閮芥湁涓涓‘瀹氱殑闈為浂鏁存暟鍊鹼紝騫朵笖錛?br />// a[]涓轟竴涓寘鎷?涓暣鏁板厓绱犵殑鏁扮粍錛屽叾涓嬫爣涓?鍒?]</font><p>a[0] = b*c;<br />a[1] = b+c;<br />a[2] = d*e;<br />a[3] = a[1] * d;<br />a[4] = a[3] * e;</p></td></tr></tbody></table><p dir="ltr">鏇磋繘涓姝ワ紝鍦ㄥ疄闄呬唬鐮佺敓鎴愯繃紼嬩腑錛屼竴浜涚紪璇戝櫒榪樹細瀵逛笂榪拌鍙ョ殑嬈″簭榪涜璋冩暣錛屼互浣垮叾榪愯鏁堢巼鏇撮珮銆備緥濡傦紝灝嗚鍙ヨ皟鏁翠負涓嬮潰鐨勬搴忥細</p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="4" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><font color="#008000">// [鍋囪姝ゆ椂b, c, d, e, f, g, h閮芥湁涓涓‘瀹氱殑闈為浂鏁存暟鍊鹼紝騫朵笖錛?br />// a[]涓轟竴涓寘鎷?涓暣鏁板厓绱犵殑鏁扮粍錛屽叾涓嬫爣涓?鍒?]</font><p>a[0] = b*c;<br />a[1] = b+c;<br />a[3] = a[1] * d;<br />a[4] = a[3] * e;<br />a[2] = d*e;</p></td></tr></tbody></table><p dir="ltr">鍦ㄦ煇浜涗綋緋葷粨鏋勪腑錛屽垰鍒氳綆楀畬鐨刟[1]鍙互鏀懼埌瀵勫瓨鍣ㄤ腑錛屼互鎻愰珮瀹為檯鐨勮綆楁ц兘銆備笂榪?涓綆椾換鍔′箣闂達紝鍙湁1, 3, 4涓変釜璁$畻浠誨姟蹇呴』涓茶鍦版墽琛岋紝鍥犳錛屽湪鏂扮殑澶勭悊鍣ㄤ笂錛岃繖鏍峰仛鐢氳嚦鑳藉鎻愰珮紼嬪簭鐨勫茍琛屽害錛屼粠鑰屼嬌紼嬪簭鏁堢巼鍙樺緱鏇撮珮銆?/p><h3 dir="ltr">5.3 鍏ㄥ眬瀵勫瓨鍣ㄤ紭鍖?/h3><p dir="ltr"><i>[<font color="#ff0000">寰呬慨璁㈠唴瀹?/font>] 鏈珷涓紝浠庤繖涓鑺傚紑濮嬬殑鎵鏈変紭鍖栭兘鏄湪寰灞傞潰涓婄殑浼樺寲浜嗐傛崲璦涔嬶紝榪欎簺浼樺寲鏄笉鑳戒嬌鐢ㄩ珮綰ц璦涓殑瀵瑰簲璁炬柦榪涜瑙i噴鐨勩傝繖涓閮ㄥ垎鍐呭灝嗚繘琛岃緝澶ц妯$殑淇銆?/i></p><p dir="ltr">閫氬父錛屾綾諱紭鍖栨槸鐢辯紪璇戝櫒鑷姩瀹屾垚鐨勩傛垜涓漢騫朵笉鎺ㄨ崘鐪熺殑鐢變漢鏉ュ畬鎴愯繖浜涘伐浣溾斺旇繖浜涘伐浣滃鍗婃槸鏋嚗鑰岄噸澶嶆х殑錛岀紪璇戝櫒閫氬父浼氭瘮浜哄仛寰楁洿濂?娌¤鐨勶紝鑲畾涔熸洿蹇?銆備絾璇濊鍥炴潵錛屼嬌鐢ㄦ眹緙栬璦鐨勭▼搴忚璁′漢鍛樻湁璐d換浜嗚В榪欎簺鍐呭錛屽洜涓哄彧鏈夎繖鏍鋒墠鑳芥洿濂藉湴椹鵑┉澶勭悊鍣ㄣ?/p><p dir="ltr">鍦ㄥ墠闈㈢殑鍑犵珷涓垜宸茬粡鎻愬埌榪囷紝瀵勫瓨鍣ㄧ殑閫熷害瑕佹瘮鍐呭瓨蹇傚洜姝わ紝鍦ㄤ嬌鐢ㄥ瘎瀛樺櫒鏂歸潰錛岀紪璇戝櫒涓鑸細鍋氫竴縐嶇О涓哄叏灞瀵勫瓨鍣ㄤ紭鍖栫殑浼樺寲銆?/p><p dir="ltr">渚嬪錛屽湪鎴戜滑鐨勭▼搴忎腑浣跨敤浜?涓彉閲忥細i, j, k, l銆傚畠浠兘浣滀負寰幆鍙橀噺浣跨敤錛?/p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="4" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><font color="#0000ff">for</font>(i=0; i<1000; i++){<br />聽 <font color="#0000ff">for</font>(j=0; j<1000; j++){<br />聽聽聽 <font color="#0000ff">for</font>(k=0; k<1000; k++){<br />聽聽聽聽聽 <font color="#0000ff">for</font>(l=0; l<1000; l++)<br />聽聽聽聽聽聽聽 do_something(i, j, k, l);<br />聽聽聽 }<br />聽 }<br />}</td></tr></tbody></table><p dir="ltr">榪欐紼嬪簭鐨勪紭鍖栧氨涓嶉偅涔堢畝鍗曚簡銆傛樉鐒訛紝鎸夌収閫氬父鐨勫帇鏍堟柟娉曪紝i, j, k, l搴旇鎸夌収鏌愪釜欏哄簭琚帇榪涘爢鏍堬紝鐒跺悗璋冪敤do_something()錛岀劧鍚庡嚱鏁板仛浜嗕竴浜涗簨鎯呬箣鍚庤繑鍥炪傞棶棰樺湪浜庯紝鏃犺濡備綍鍘嬫爤錛岃繖浜涗笢瑗垮ぇ姒傞兘寰楄繘鍐呭瓨(涓嶅彲鍚﹁鏌愪簺鏈哄櫒鍙互鐢–PU鐨凜ache鍋氳繖浠朵簨鎯咃紝浣咰ache鏄啓閫氬紡鐨勫拰鍥炲啓寮忕殑鍙堜細閫犳垚涓浜涙ц兘涓婄殑宸紓)銆?/p><p dir="ltr">鑱槑鐨勮鑰呴┈涓婂氨浼氭寚鍑猴紝鎴戜滑涓嶆槸鍙互鍦ㄥ畾涔塪o_something()鐨勬椂鍊欏姞涓奿nline淇グ絎︼紝璁╁畠鍦ㄦ湰鍦板睍寮鍚楋紵娌¢敊錛屾湰鍦板睍寮浠ュ鍔犱唬鐮侀噺涓轟唬浠鋒崲鍙栨ц兘錛屼絾榪欏彧鏄棶棰樼殑涓鍗娿傜紪璇戝櫒灝界瀹屾垚浜嗘湰鍦板睍寮錛屼絾瀹冧粛鐒墮渶瑕佸仛璁稿棰濆鐨勫伐浣溿傚洜涓哄瘎瀛樺櫒鍙湁閭d箞鏈夐檺鐨勫嚑涓紝鑰屾垜浠嵈鏈夎繖涔堝鐨勫驚鐜彉閲忋?/p><p dir="ltr">鎶婂洓涓彉閲忔寜鐓у畠浠湪寰幆涓嬌鐢ㄧ殑棰戠巼鎺掑簭錛屽茍鍐沖畾鍦╠o_something()鍧椾腑鐨勪紭鍏堥『搴?鏀懼叆瀵勫瓨鍣ㄤ腑鐨勪紭鍏堥『搴?鏄竴涓В鍐蟲柟妗堛傚緢鏄庢樉錛屾垜浠彲浠ユ寜鐓, k, j, i鐨勯『搴?浠庨珮鍒頒綆錛屽洜涓簂灝嗚榪涜1000*1000*1000*1000嬈¤繍綆楋紒)鏉ユ帓鍒楋紝浣嗗湪瀹為檯鐨勯棶棰樹腑錛屼簨鎯呭線寰娌℃湁榪欎箞綆鍗曪紝鍥犱負浣犱笉鐭ラ亾do_something()涓仛鐨勫埌搴曟槸浠涔堛傝屼笖錛屽嚟浠涔堝氨浠or(l=0; l<1000; l++)浣滀負浼樺寲鐨勫垎鐣岀偣鍛紵濡傛灉do_something()涓繕鏈夊驚鐜庝箞鍔烇紵</p><p dir="ltr">濡傛澶嶆潅鐨勮綆楅棶棰樹氦緇欒綆楁満鏉ュ仛閫氬父浼氭湁姣旇緝婊℃剰鐨勭粨鏋溿備竴鑸鏉ワ紝緙栬瘧鍣ㄨ兘澶熷紼嬪簭涓彉閲忕殑浣跨敤榪涜鏇村叏闈㈠湴浼拌錛屽洜姝わ紝瀹冨垎閰嶅瘎瀛樺櫒鐨勭粨鏋滄湁鏃惰櫧鐒惰浜鴻垂瑙o紝浣嗗嵈鏄渶浼樼殑(鍥犱負璁$畻鏈鴻兘澶熻繘琛屽ぇ閲忕殑閲嶅璁$畻錛屽茍鎵懼埌鏈濂界殑鏂規硶錛涜屼漢鍋氳繖浠朵簨鐩稿鏉ヨ姣旇緝鍥伴毦)銆?/p><p dir="ltr">緙栬瘧鍣ㄥ湪璁稿鏃跺欒兘澶熶綔鍑虹浉褰撹浜烘弧鎰忕殑緇撴灉銆傝冭檻浠ヤ笅鐨勪唬鐮侊細</p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="4" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><font color="#0000ff">int</font> a=0; <p><font color="#0000ff">for</font>(<font color="#0000ff">int</font> i=1; i<10; i++)<br />聽 <font color="#0000ff">for</font>(<font color="#0000ff">int</font> j=1; j<100; j++){<br />聽聽聽 a += (i*j);<br />聽 }</p></td></tr></tbody></table><p dir="ltr">璁╂垜浠妸瀹冨彉涓烘煇縐嶅艦寮忕殑涓棿浠g爜錛?/p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="4" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%">00: 0 -> a<br />01: 1 -> i<br />02: 1 -> j<br />03: i*j -> t<br />04: a+t -> a<br />05: j+1 -> j<br />06: <font color="#0000ff">evaluate</font> j < 100<br />07: <font color="#ff0000">TRUE</font>? <font color="#0000ff">goto</font> 03<br />08: i+1 -> i<br />09: <font color="#0000ff">evaluate</font> i < 10<br />10: <font color="#ff0000">TRUE</font>? <font color="#0000ff">goto</font> 02<br />11: [緇х畫鎵ц紼嬪簭鐨勫叾浣欓儴鍒哴</td></tr></tbody></table><p dir="ltr">紼嬪簭涓墽琛屽己搴︽渶澶х殑鏃犵枒鏄?3鍒?5榪欎竴孌碉紝娑夊強鐨勯渶瑕佸啓鍏ョ殑鍙橀噺鍖呮嫭a, j錛涢渶瑕佽鍑虹殑鍙橀噺鏄痠銆備笉榪囷紝鏈緇堢殑緙栬瘧緇撴灉澶уぇ鍑轟箮鎴戜滑鐨勬剰鏂欍備笅闈㈡槸鏌愮浼樺寲妯″紡涓媀isual C++ 6.0緙栬瘧鍣ㄧ敓鎴愮殑浠g爜(鎴戝仛浜嗕竴浜涗慨鏀?錛?/p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="4" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%">xor eax, eax聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; a=0(eax: a)</font><br />mov edx, 1聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; i=1(edx: i)</font><br />push esi聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; 淇濆瓨esi(鏈鍚庤鎭㈠錛宔si浣滀負浠f浛j鐨勯偅涓驚鐜彉閲?</font><br />nexti:<br />mov ecx, edx聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; [t=i]</font><br />mov esi, 999聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; esi=999: 姝ゅ淇敼浜嗗師紼嬪簭鐨勮涔夛紝浣嗕粛涓?000嬈″驚鐜?/font><br />nextj:<br />add eax, ecx聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; [a+=t]</font><br />add ecx, edx聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; [t+=i]</font><br />dec esi聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; j--</font><br />jne SHORT nextj聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; jne 絳変環浜?jnz. [濡傛灉榪橀渶瑕侊紝鍒欏啀嬈″驚鐜痌</font><br />inc edx聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; i++</font><br />cmp edx, 10聽聽聽聽聽聽聽聽聽聽聽聽 聽聽 <font color="#008000">; i涓?0姣旇緝</font><br />jl SHORT nexti聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; i < 10, 鍐嶆寰?/font>鐜?br />pop esi聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; 鎭㈠esi</font></td></tr></tbody></table><p dir="ltr">榪欐浠g爜鍙兘鏈変簺浠や漢璐硅В銆備富瑕佹槸鍥犱負瀹冧笉浠呬嬌鐢ㄤ簡澶ч噺瀵勫瓨鍣紝鑰屼笖榪樺寘鎷簡5.2鑺備腑鏇炬彁鍒扮殑瀛愯〃杈懼紡鎻愬彇鎶鏈傝〃闈笂鐪嬶紝澶氬紩鍏ョ殑閭d釜鍙橀噺(t)澧炲姞浜嗚綆楁椂闂達紝浣嗚娉ㄦ剰錛岃繖涓猼涓嶄粎涓嶄細闄嶄綆紼嬪簭鐨勬墽琛屾晥鐜囷紝鐩稿弽榪樹細璁╁畠鍙樺緱鏇村揩錛佸洜涓哄悓鏍峰緱鍒頒簡璁$畻緇撴灉(鏈川涓婏紝i*j鍗蟲槸絎琷嬈$瘡鍔爄鐨勫?錛屼絾榪欎釜緇撴灉涓嶄粎鐢ㄥ埌浜嗕笂嬈¤繍綆楃殑緇撴灉錛岃屼笖榪樼渷鍘諱簡涔樻硶(寰堟樉鐒惰綆楁満璁$畻鍔犳硶瑕佹瘮璁$畻涔樻硶蹇?銆?/p><p dir="ltr">榪欓噷鍙兘浼氭湁浜洪棶錛屼負浠涔堣浠?99寰幆鍒?錛岃屼笉鏄寜鐓х▼搴忎腑鍐欑殑閭f牱浠?寰幆鍒?99鍛紵榪欎釜闂鍜屾眹緙栬璦涓殑鍙栧潃鏈夊叧銆傚湪涓嬩袱鑺備腑鎴戝皢鎻愬埌榪欐柟闈㈢殑鍐呭銆?/p><h3 dir="ltr">5.4 x86浣撶郴緇撴瀯涓婄殑騫惰鏈澶у寲鍜屾寚浠ゅ皝鍖?/h3><p dir="ltr">鑰冭檻榪欐牱鐨勯棶棰橈紝鎴戝拰涓や釜鍚屼即鐜板湪鍦ㄥ北閲岋紝榪滃鏈変竴鍙d簳錛屾垜浠甫鐫涓鍙i攨錛岃韓杈規槸鏍戞灄錛涜韓涓婄殑楗敤姘村凡緇忓枬鍏変簡錛屾澶勫厑璁哥爫鏌村拰浣跨敤鏄庣伀(褰撶劧鎴戜滑涓嶆兂寮曡搗鐏伨:)錛岄渶瑕佺儳涓閿呮按錛屽簲璇ユ庝箞鏍峰憿錛?/p><p dir="ltr">涓縐嶆柟妗堟槸錛屼笁涓漢涓璧鋒惌鐏訛紝涓璧風爫鏌達紝涓璧鋒墦姘達紝涓璧鋒妸姘寸儳寮銆?/p><p dir="ltr">鍙︿竴縐嶆柟妗堟槸錛屼竴涓漢鎼伓錛屾鏃跺彟涓涓漢鍘葷爫鏌達紝絎笁涓漢鎵撴按錛岀劧鍚庢妸姘寸儳寮銆?/p><p dir="ltr">榪欎袱縐嶆柟妗堢敾鍑哄浘鏉ユ槸榪欐牱錛?/p><p dir="ltr" align="center"><img height="329" alt="o_7_1.gif" src="http://www.shnenglu.com/images/cppblog_com/ispfcn/1308/o_7_1.gif" width="341" border="0" /></p><p dir="ltr">浠呬粎榪欐牱寰堥毦璇存槑涓や釜鏂規瀛頒紭瀛板姡錛屽洜涓烘垜浠茍涓嶆槑紜笁涓漢涓璧鋒墦姘淬佷竴璧風爫鏌淬佷竴璧鋒惌鐏剁殑鏁堢巼鏇撮珮錛岃繕鏄垎鍒綔鏁堢巼鏇撮珮(閫氬父鐨勬兂娉曪紝涓璧峰仛涔熻鏁堢巼浼氭洿楂?銆備絾鍋囧璇達紝涓変釜浜轟竴涓彧浼氭惌鐏訛紝涓涓彧浼氱爫鏌達紝涓涓彧浼氭墦姘?褰撶劧鏄榪欎笁浠朵簨鎯?錛岄偅涔堬紝鏂規2鐨勬晥鐜囧氨浼氭悶涓浜涗簡銆?/p><p dir="ltr">鍦ㄧ幇瀹炵敓媧諱腑錛屾煇涓漢鎷ユ湁涓撻暱鏄瘮杈冩櫘閬嶇殑鎯呭喌錛涘湪璁捐璁$畻鏈虹‖浠剁殑鏃跺欏垯鏇存槸濡傛銆備綘涓嶅彲鑳芥寚鏈涘姞娉曞櫒涓嶅仛浠諱綍鏀瑰姩灝辮兘鍘誨仛縐諱綅鐢氳嚦鏁存暟涔樻硶錛岀劧鑰屾垜浠敞鎰忓埌錛屼覆琛屾墽琛岀殑紼嬪簭涓嶅彲鑳藉湪鍚屼竴鏃跺埢鍚屾椂鐢ㄥ埌澶勭悊鍣ㄧ殑鎵鏈夊姛鑳斤紝鍥犳錛屾垜浠?寰堣嚜鐒跺湴)浼氬笇鏈涙湁涓浜涙寚浠ゅ茍琛屽湴鎵ц錛屼互鍏呭垎鍒╃敤CPU鐨勮綆楄祫婧愩?/p><p dir="ltr">CPU鎵ц涓鏉℃寚浠ょ殑榪囩▼鍩烘湰涓婂彲浠ュ垎涓轟笅闈㈠嚑涓樁孌碉細鍙栨寚浠ゃ佸彇鏁版嵁銆佽綆椼佷繚瀛樻暟鎹傚亣璁捐繖4涓樁孌靛悇闇瑕?涓椂閽熷懆鏈燂紝閭d箞錛屽彧瑕佽祫婧愬鐢紝騫朵笖4鏉℃寚浠や箣闂翠笉瀛樺湪涓茶鍏崇郴(鎹㈣█涔嬭繖浜涙寚浠ょ殑鎵ц鍏堝悗嬈″簭涓嶅獎鍝嶆渶緇堢粨鏋滐紝鎴栬咃紝鏇翠弗鏍煎湴璇達紝娌℃湁浠諱綍涓鏉℃寚浠や緷璧栧叾浠栨寚浠ょ殑榪愮畻緇撴灉)鎸囦護涔熷彲浠ュ儚涓嬮潰榪欐牱鎵ц錛?/p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="4" width="100%" border="1"><tbody><tr><td bordercolor="#ffffff" align="middle" width="12%" bgcolor="#000000"><font color="#ffffff">鎸囦護1</font></td><td valign="center" align="middle" width="13%" bgcolor="#ffffcc">鍙栨寚浠?/td><td valign="center" align="middle" width="13%" bgcolor="#ccffcc">鍙栨暟鎹?/td><td valign="center" align="middle" width="13%" bgcolor="#ffcccc">璁°綆?/td><td valign="center" align="middle" width="13%" bgcolor="#66ffff">瀛樻暟鎹?/td><td valign="center" align="middle" width="13%" bgcolor="#e0e0e0">銆</td><td valign="center" align="middle" width="13%" bgcolor="#e0e0e0">銆</td><td valign="center" align="middle" width="13%" bgcolor="#e0e0e0">銆</td></tr><tr><td bordercolor="#ffffff" align="middle" width="12%" bgcolor="#000000"><font color="#ffffff">鎸囦護2</font></td><td valign="center" align="middle" width="13%" bgcolor="#e0e0e0">銆</td><td valign="center" align="middle" width="13%" bgcolor="#ffffcc">鍙栨寚浠?/td><td valign="center" align="middle" width="13%" bgcolor="#ccffcc">鍙栨暟鎹?/td><td valign="center" align="middle" width="13%" bgcolor="#ffcccc">璁°綆?/td><td valign="center" align="middle" width="13%" bgcolor="#66ffff">瀛樻暟鎹?/td><td valign="center" align="middle" width="13%" bgcolor="#e0e0e0">銆</td><td valign="center" align="middle" width="13%" bgcolor="#e0e0e0">銆</td></tr><tr><td bordercolor="#ffffff" align="middle" width="12%" bgcolor="#000000"><font color="#ffffff">鎸囦護3</font></td><td valign="center" align="middle" width="13%" bgcolor="#e0e0e0">銆</td><td valign="center" align="middle" width="13%" bgcolor="#e0e0e0">銆</td><td valign="center" align="middle" width="13%" bgcolor="#ffffcc">鍙栨寚浠?/td><td valign="center" align="middle" width="13%" bgcolor="#ccffcc">鍙栨暟鎹?/td><td valign="center" align="middle" width="13%" bgcolor="#ffcccc">璁°綆?/td><td valign="center" align="middle" width="13%" bgcolor="#66ffff">瀛樻暟鎹?/td><td valign="center" align="middle" width="13%" bgcolor="#e0e0e0">銆</td></tr><tr><td bordercolor="#ffffff" align="middle" width="12%" bgcolor="#000000"><font color="#ffffff">鎸囦護4</font></td><td valign="center" align="middle" width="13%" bgcolor="#e0e0e0">銆</td><td valign="center" align="middle" width="13%" bgcolor="#e0e0e0">銆</td><td valign="center" align="middle" width="13%" bgcolor="#e0e0e0">銆</td><td valign="center" align="middle" width="13%" bgcolor="#ffffcc">鍙栨寚浠?/td><td valign="center" align="middle" width="13%" bgcolor="#ccffcc">鍙栨暟鎹?/td><td valign="center" align="middle" width="13%" bgcolor="#ffcccc">璁°綆?/td><td valign="center" align="middle" width="13%" bgcolor="#66ffff">瀛樻暟鎹?/td></tr></tbody></table><p dir="ltr">榪欐牱錛屽師鏈渶瑕?6涓椂閽熷懆鏈熸墠鑳藉瀹屾垚鐨勪換鍔″氨鍙互鍦?涓椂閽熷懆鏈熷唴瀹屾垚錛屾椂闂寸緝鐭簡涓鍗婅繕澶氥傚鏋滆冭檻鐏拌壊鐨勯偅浜涙柟鏍?榪欎簺鏂規牸鍙互琚?鏉℃寚浠や互澶栫殑鍏朵粬鎸囦護浣跨敤錛屽彧瑕佹病鏈変覆琛屽叧緋繪垨鍐茬獊)錛岄偅涔堬紝濡傛鎵ц瀵逛簬鎬ц兘鐨勬彁鍗囧皢鏄浉褰撳彲瑙傜殑(姝ゆ椂錛孋PU鐨勬墍鏈夐儴浠墮兘寰楀埌浜嗗厖鍒嗗埄鐢?銆?/p><p dir="ltr">褰撶劧錛屼綔涓虹▼搴忔潵璇達紝鐪熸鍋氬埌榪欐牱鏄浉褰撶悊鎯沖寲鐨勬儏鍐點傚疄闄呯殑紼嬪簭涓緢闅懼仛鍒板交搴曠殑騫惰鍖栥傚亣璁綜PU鑳藉鏀寔4鏉℃寚浠ゅ悓鏃舵墽琛岋紝騫朵笖錛屾瘡鏉℃寚浠ら兘鏄瓑鍛ㄦ湡闀垮害鐨?鍛ㄦ湡鎸囦護錛岄偅涔堬紝紼嬪簭闇瑕佷繚璇佸悓涓鏃跺埢鍏堝悗鍙戝皠鐨?鏉℃寚浠ら兘鑳藉騫惰鎵ц錛岀浉浜掍箣闂存病鏈夊叧鑱旓紝榪欓氬父鏄笉澶彲鑳界殑銆?/p><p dir="ltr">鏈鏂扮殑Intel Pentium 4-XEON澶勭悊鍣紝浠ュ強Intel Northwood Pentium 4閮芥彁渚涗簡涓縐嶈縐頒負瓚呯嚎紼?Hyper-Threading<sup> TM</sup>)鐨勬妧鏈傝鎶鏈氳繃鍦ㄤ竴涓鐞嗗櫒涓皝瑁呬袱緇勬墽琛屾満鏋勬潵鎻愰珮鎸囦護騫惰搴︼紝騫朵緷闈犳搷浣滅郴緇熺殑璋冨害鏉ヨ繘涓姝ユ彁鍗囩郴緇熺殑鏁翠綋鏁堢巼銆?/p><p dir="ltr">鐢變簬綰跨▼鏈哄埗鏄笌鎿嶄綔緋葷粺瀵嗗垏鐩稿叧鐨勶紝鍥犳錛屽湪鏈枃鐨勮繖涓閮ㄥ垎涓笉鍙兘鍋氭洿涓烘繁鍏ュ湴鎺㈣銆傚湪鍚庣畫鐨勭珷鑺備腑錛屾垜灝嗕粙緇峎in32銆丗reeBSD 5.x浠ュ強Linux涓彁渚涚殑鍐呮牳綰х嚎紼嬫満鍒?榪欎笁縐嶆搷浣滅郴緇熼兘鏀寔SMP鍙婅秴綰跨▼鎶鏈紝騫朵笖浠ョ嚎紼嬩綔涓鴻皟搴﹀崟浣?鍦ㄦ眹緙栬璦涓殑浣跨敤鏂規硶銆?/p><p dir="ltr">鍏充簬綰跨▼鐨勮璁哄氨姝ゆ墦浣忥紝鍥犱負瀹冩洿澶氬湴渚濊禆浜庢搷浣滅郴緇燂紝騫朵笖錛屾棤璁哄浣曪紝鎿嶄綔緋葷粺鐨勭嚎紼嬭皟搴﹂渶瑕佹洿澶х殑寮閿騫朵笖錛屽埌鐩墠涓烘錛岀湡姝d嬌鐢ㄦ敮鎸佽秴綰跨▼鐨凜PU錛屽茍涓斾嬌鐢ㄧ浉搴旀搷浣滅郴緇熺殑浜烘槸闈炲父灝戠殑銆傚洜姝わ紝鎴戜滑闇瑕佸叧蹇冪殑瀹為檯涓婅繕鏄悓涓鎵ц搴忓垪涓殑騫跺彂鎵ц鍜屾寚浠ゅ皝鍖呫備笉榪囷紝浠や漢閬楁喚鐨勬槸錛屽疄闄呬笂鍦ㄨ繖鏂歸潰緙栬瘧鍣ㄥ仛鐨勫嚑涔庢槸鑲畾瑕佹瘮浜哄ソ錛屽洜姝わ紝浣犻渶瑕佸仛鐨勫彧鏄紑鍚浉搴旂殑浼樺寲錛涘鏋滀綘鐨勭紪璇戝櫒涓嶆敮鎸佽繖鏍風殑鐗規э紝閭d箞灝辨妸瀹冩墧鎺夆︹︽嵁鎴戞墍鐭ワ紝鐩墠鍦↖ntel騫沖彴涓婃寚浠ゅ皝鍖呮柟闈㈠仛鐨勬渶濂界殑鏄疘ntel鐨凜++緙栬瘧鍣紝緇忚繃Intel緙栬瘧鍣ㄧ紪璇戠殑浠g爜鐨勬ц兘浠や漢鎯婂紓鍦伴珮錛岀敋鑷沖湪AMD鍏徃鎺ㄥ嚭鐨勫吋瀹瑰鐞嗗櫒涓婁篃鏄姝ゃ?/p><h3 dir="ltr">5.5 瀛樺偍浼樺寲</h3><p dir="ltr">浠庡墠涓鑺傜殑鍥句腑鎴戜滑涓嶉毦鐪嬪嚭錛屾柟妗?涓紝濡傛灉璋佺殑鍔ㄤ綔鎱紝閭d箞浠栧氨浼氭垚涓烘ц兘鐨勭摱棰堛傚疄闄呬笂錛孋PU涔熶笉浼氬儚鎴戞弿榪扮殑閭f牱鍥涘鉤鍏ǔ鍦拌繍琛岋紝鎸囦護鎵ц鐨勪笉鍚岄樁孌甸渶瑕佺殑鏃墮棿(鏃墮挓鍛ㄦ湡鏁?鏄笉鍚岀殑錛屽洜姝わ紝緙╃煭鍏抽敭姝ラ(鍗籌紝閫犳垚鐡墮鐨勯偅涓楠?鏄緝鐭墽琛屾椂闂寸殑鍏抽敭銆?/p><p dir="ltr">鑷沖皯瀵逛簬浣跨敤Intel緋誨垪鐨凜PU鏉ヨ錛屽彇鏁版嵁榪欎釜姝ラ闇瑕佹秷鑰楁瘮杈冨鐨勬椂闂淬傛澶栵紝鍋囧鏁版嵁璺ㄨ秺浜嗘煇縐嶈竟鐣?濡?鎴?瀛楄妭錛屼笌CPU鐨勫瓧闀挎湁鍏?錛屽垯CPU闇瑕佸惎鍔ㄤ袱嬈$敋鑷蟲洿澶氭鏁扮殑璇誨唴瀛樻搷浣滐紝榪欐棤鐤戝鎬ц兘鏋勬垚涓嶅埄褰卞搷銆?/p><p dir="ltr">鍩轟簬榪欐牱鐨勫師鍥狅紝鎴戜滑鍙互寰楀埌涓嬮潰鐨勮璁$瓥鐣ワ細</p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="4" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><p align="center"><br /><font size="3">紼嬪簭璁捐涓殑鍐呭瓨鏁版嵁璁塊棶絳栫暐</font></p><ul type="square"><li>灝藉彲鑳藉噺灝戝浜庡唴瀛樼殑璁塊棶銆傚湪涓嶈繚鑳岃繖涓鍘熷垯鐨勫墠鎻愪笅錛屽鏋滃彲鑳斤紝灝嗘暟鎹竴嬈″鐞嗗畬銆? </li><li>灝藉彲鑳藉皢鏁版嵁鎸?鎴?瀛楄妭瀵歸綈錛屼互鍒╀簬CPU瀛樺彇 </li><li>灝藉彲鑳戒竴孌墊椂闂村唴璁塊棶鑼冨洿涓嶅ぇ鐨勪竴孌靛唴瀛橈紝鑰屼笉鍚屾椂璁塊棶澶ч噺榪滆窛紱葷殑鍒嗘暎鏁版嵁錛屼互鍒╀簬Cache緙撳瓨*</li></ul></td></tr></tbody></table><p dir="ltr">絎竴鏉¤鍒欐瘮杈冪畝鍗曘備緥濡傦紝闇瑕佹眰涓緇勬暟鎹腑鐨勬渶澶у箋佹渶灝忓箋佸鉤鍧囨暟錛岄偅涔堬紝鏈濂芥槸鍦ㄤ竴嬈″驚鐜腑鍋氬畬銆?/p><p dir="ltr">鈥滀簬鏄紝榪欏浼欏張鏀掍簡涓孌典唬鐮佲濃︹?/p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="4" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><font color="#0000ff">int</font> a[]={1,2,3,4,5,6,7,8,9,0,1,2,3,4,5,6,7,8,9,0};<br /><font color="#0000ff">int</font> i;<br /><font color="#0000ff">int</font> avg, max, min; <p>avg=max=min=a[0];</p><p><font color="#0000ff">for</font>(i=1; i<(<font color="#0000ff">sizeof</font>(a)/<font color="#0000ff">sizeof</font>(<font color="#0000ff">int</font>)); i++){<br />聽 avg+=a[i];<br />聽 <font color="#0000ff">if</font>(max < a[i])<br />聽聽聽 max = a[i];<br />聽 <font color="#0000ff">else</font><font color="#0000ff">if</font>(min > a[i])<br />聽聽聽 min = a[i];<br />}</p><p>avg /= i;</p></td></tr></tbody></table><p dir="ltr">Visual C++緙栬瘧鍣ㄦ妸鏈寮濮嬩竴孌佃祴鍊艱鍙ョ炕璇戞垚浜嗕竴孌電畝鐩村彲浠ヨ鏄尓澶鋒墍鎬濈殑浠g爜錛?/p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="4" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><font color="#008000">; int a[]={1,2,3,4,5,6,7,8,9,0,1,2,3,4,5,6,7,8,9,0};</font><br /><br />mov edi, 2聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; 姝ゆ椂edi娌℃湁鎰忎箟</font><br />mov esi, 3聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; esi涔熸槸錛佷復鏃跺彉閲忚屽凡銆?/font><br />mov DWORD PTR _a$[esp+92], edi<br />mov edx, 5聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; 榛戝悕鍗曞姞涓奺dx</font><br />mov eax, 7聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; eax涔熷埆璺?)</font><br />mov DWORD PTR _a$[esp+132], edi<br />mov ecx, 9聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; 灝卞樊浣犱簡錛宔cx<br /><br />; int i;<br />; int avg, max, min;<br />; avg=max=min=a[0];</font><br /><br />mov edi, 1聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; edi鎽囪韓涓鍙橈紝鐜板湪瀹冩槸min浜嗐?/font><br />mov DWORD PTR _a$[esp+96], esi<br />mov DWORD PTR _a$[esp+104], edx<br />mov DWORD PTR _a$[esp+112], eax<br />mov DWORD PTR _a$[esp+136], esi<br />mov DWORD PTR _a$[esp+144], edx<br />mov DWORD PTR _a$[esp+152], eax<br />mov DWORD PTR _a$[esp+88], 1聽聽聽聽聽聽 <font color="#008000">; 緙栬瘧鍣ㄥけ璇? 姝ゅedi搴旀洿濂?/font><br />mov DWORD PTR _a$[esp+100], 4<br />mov DWORD PTR _a$[esp+108], 6<br />mov DWORD PTR _a$[esp+116], 8<br />mov DWORD PTR _a$[esp+120], ecx<br />mov DWORD PTR _a$[esp+124], 0<br />mov DWORD PTR _a$[esp+128], 1<br />mov DWORD PTR _a$[esp+140], 4<br />mov DWORD PTR _a$[esp+148], 6<br />mov DWORD PTR _a$[esp+156], 8<br />mov DWORD PTR _a$[esp+160], ecx<br />mov DWORD PTR _a$[esp+164], 0<br />mov edx, edi聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">聽; edx鏄痬ax銆?/font><br />mov eax, edi聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">聽; 鏈熷緟宸蹭箙鐨刟vg, 瀹冭鎸囧畾涓篹ax</font></td></tr></tbody></table><p dir="ltr">榪欐浠g爜鏄渶浼樼殑鍚楋紵鎴戜釜浜鴻涓轟笉鏄傚洜涓虹紪璇戝櫒瀹屽叏鍙互鍦ㄧ紪璇戣繃紼嬩腑鐩存帴鎶婂畠浠綔涓哄父閲忔暟鎹斁鍏ュ唴瀛樸傛澶栵紝濡傛灉棰勫厛瀵筧[0..9]10涓厓绱犺祴鍊鹼紝騫跺埄鐢ㄤ覆鎿嶄綔鎸囦護(rep movsdw)錛岄熷害浼氭洿蹇竴浜涖?/p><p dir="ltr">褰撶劧錛岀姱涓嶄笂鍥犱負榪欎簺闂璐f紪璇戝櫒銆傝姹傜紪璇戝櫒鐭ラ亾a[0..9]鍜孾10..19]鐨勫唴瀹逛竴鏍鋒湭鍏嶈繃浜庤嫑鍒匯傛垜浠湅鐪嬩笅闈㈢殑鎸囦護孌碉細</p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="4" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="40%"><font color="#008000">; for(i=1; ...</font><br /><br />mov esi, edi<br />for_loop:<br /><br /><font color="#008000">; avg+=a[i];</font><br /><br />mov ecx, DWORD PTR _a$[esp+esi*4+88]<br />add eax, ecx<br /><br /><font color="#008000">; if(max < a[i])</font><br /><br />cmp edx, ecx<br />jge SHORT elseif_min<br /><br /><font color="#008000">; max = a[i];</font><br /><br />mov edx, ecx<br /><br /><font color="#008000">; else if(min > a[i])</font><br /><br />jmp SHORT elseif_min<br />elseif_min:<br />cmp edi, ecx<br />jle SHORT elseif_end<br /><br /><font color="#008000">; min = a[i];</font><br />mov edi, ecx<br /><br />elseif_end:<br /><br /><font color="#008000">; [for i=1]; i<20; i++){</font><br /><br />inc esi<br />cmp esi, 20<br />jl SHORT for_loop<br /><br /><font color="#008000">; }<br />; avg /= i;</font><br /><br />cdq<br />idiv esi</td><td valign="top" width="60%"><font color="#008000"><br /><br />; esi: i<br /><br /><br /><br /><br />; ecx: 鏆傚瓨鍙橀噺, =a[i]<br />; eax: avg<br /><br /><br /><br />; edx: max<br /><br /><br /><br /><br /><br /><br /><br /><br />; 鏈夎叮鐨勪唬鐮?..騫朵笉鏄墍鏈夌殑鏃跺欓兘鏈夌敤<br />; 浣嗘槸涔熷埆闅忎究鍒犻櫎<br />; edi: min<br /><br /><br /><br /><br /><br /><br /><br /><br /><br />; i++<br />; i涓?0姣旇緝<br /><br /><br /><br /><br /><br /><br />; avg /= i</font></td></tr></tbody></table><p dir="ltr">涓婇潰鐨勭▼搴忓掓槸娌℃湁浠涔堟儕浜轟箣澶勩傚敮涓涓涓瘮杈冨悡浜虹殑涓滆タ鏄偅涓猨mp SHORT鎸囦護錛屽畠鏄惁鏈夌敤鍙栧喅浜庡叿浣撶殑闂銆侰/C++緙栬瘧鍣ㄦ湁鏃朵細浜х敓榪欐牱鐨勪唬鐮侊紝鎴戣繃鍘繪浘緇忛敊璇湴鎶婃墍鏈夌殑姝ょ被鎸囦護褰撲綔娌$敤鐨勪唬鐮佽屽垹鎺夛紝鍚庢潵鍙戠幇紼嬪簭鎵ц鏃墮棿娌℃湁鏄庢樉鐨勫彉鍖栥傞氳繃鏌ラ槄鏂囨。鎵嶇煡閬擄紝榪欑被鎸囦護瀹為檯涓婃槸鈥滃崰浣嶆寚浠も濓紝浠栦滑瀛樺湪鐨勬剰涔夊湪浜庡崰鎹偅涓湴鏂癸紝涓鏉ヤ嬌鍏朵粬璇彞鑳藉姝g‘鍦版寜CPU瑙夊緱鑸掓湇鐨勬柟寮忓榻愶紝浜屾潵瀹冨彲浠ュ崰鎹瓹PU鐨勬煇浜涘懆鏈燂紝浣垮緱鍚庣畫鐨勬寚浠よ兘澶熸洿濂藉湴騫跺彂鎵ц錛岄伩鍏嶅啿紿併傚彟涓涓瘮杈冨父瑙佺殑銆佸疄鐜扮被浼煎姛鑳界殑鎸囦護鏄疦OP銆?/p><p dir="ltr">鍗犱綅鎸囦護鐨勫幓鐣欎富瑕佹槸闈犺鏃舵墽琛屾潵鍒ゆ柇銆傜敱浜庣洰鍓嶆祦琛岀殑鎿嶄綔緋葷粺鍩烘湰涓婇兘鏄浠誨姟鐨勶紝鍥犳浼氬璁℃椂鐨勭簿紜ф湁涓瀹氬獎鍝嶃傚鏋滈渶瑕佽繘琛屾祴璇曠殑璇濓紝闇瑕佷繚璇佷互涓嬪嚑鐐癸細</p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="4" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><p align="center"><br /><font size="3">璁℃椂嫻嬭瘯闇瑕佹敞鎰忕殑闂</font></p><ul type="square"><li>嫻嬭瘯蹇呴』鍦ㄦ病鏈夐澶栬礋鑽風殑鏈哄櫒涓婂畬鎴愩備緥濡傦紝涓撻棬鐢ㄤ簬緙栧啓鍜岃皟璇曠▼搴忕殑璁$畻鏈? </li><li>灝介噺緇堟璁$畻鏈轟笂榪愯鐨勬墍鏈夋湇鍔★紝鐗瑰埆鏄潃姣掔▼搴? </li><li>鍒囨柇璁$畻鏈虹殑緗戠粶錛岃繖鏍風綉緇滅殑褰卞搷浼氭秷澶? </li><li>灝嗚繘紼嬩紭鍏堢駭璋冮珮銆傚浜嶹indows緋葷粺鏉ヨ錛屾妸榪涚▼(綰跨▼)璁劇疆涓篢ime-Critical; 瀵逛簬*nix緋葷粺鏉ヨ錛屾妸榪涚▼璁劇疆涓哄疄鏃惰繘紼? </li><li>灝嗘祴璇曞嚱鏁拌繍琛屽敖鍙兘澶氭榪愯錛屽10000000嬈★紝榪欐牱鑳藉鍑忓皯鐢變簬榪涘煄鍒囨崲鑰岄犳垚鐨勫伓鐒惰宸? </li><li>鏈鍚庯紝濡傛灉鍙兘鐨勮瘽錛屾妸鍑芥暟鏀懼埌鍗曡繘紼嬬殑緋葷粺(渚嬪FreeDOS)涓繍琛屻?/li></ul></td></tr></tbody></table><p>瀵逛簬緇濆ぇ澶氭暟紼嬪簭鏉ヨ錛岃鏃舵祴璇曟槸涓涓潪甯擱噸瑕佺殑涓滆タ銆傛垜涓漢鍊懼悜浜庡湪榪涜浼樺寲鍚庤繘琛岃鏃舵祴璇曞茍姣旇緝緇撴灉銆傜洰鍓嶏紝鎴戝熀浜庣粡楠岃繘琛岀殑浼樺寲鍩烘湰涓婇兘鑳藉鎻愰珮紼嬪簭鐨勬墽琛屾ц兘錛屼絾鎴戣繕鏄笉鏁㈣繃浜庤嚜淇°備紭鍖栫‘瀹炰細鎻愰珮鎬ц兘錛屼絾浜哄仛鐨勫拰緙栬瘧鍣ㄥ仛鐨勬濊礬涓嶅悓錛屾湁鏃訛紝鎴戜滑鐨勭‘浼氬仛涓浜涜垂鍔涗笉璁ㄥソ鐨勪簨鎯呫?/p><img src ="http://www.shnenglu.com/ispfcn/aggbug/14720.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.shnenglu.com/ispfcn/" target="_blank">緙栫▼涔嬮亾</a> 2006-11-06 10:39 <a href="http://www.shnenglu.com/ispfcn/archive/2006/11/06/14720.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>綆鏄巟86姹囩紪璇█鏁欑▼錛堝叚錛?/title><link>http://www.shnenglu.com/ispfcn/archive/2006/11/06/14719.html</link><dc:creator>緙栫▼涔嬮亾</dc:creator><author>緙栫▼涔嬮亾</author><pubDate>Mon, 06 Nov 2006 02:36:00 GMT</pubDate><guid>http://www.shnenglu.com/ispfcn/archive/2006/11/06/14719.html</guid><wfw:comment>http://www.shnenglu.com/ispfcn/comments/14719.html</wfw:comment><comments>http://www.shnenglu.com/ispfcn/archive/2006/11/06/14719.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.shnenglu.com/ispfcn/comments/commentRss/14719.html</wfw:commentRss><trackback:ping>http://www.shnenglu.com/ispfcn/services/trackbacks/14719.html</trackback:ping><description><![CDATA[鍘熷垱錛氬徃寰掑濺鍗?<br /><br /><h3>4.0 鍒╃敤瀛愮▼搴忎笌涓柇</h3><p>宸茬粡鎺屾彙浜嗘眹緙栬璦錛熸病閿欙紝浣犵幇鍦ㄥ凡緇忓彲浠ュ幓鐮磋瘧鍒漢浠g爜涓殑縐樺瘑銆傜劧鑰岋紝鎴戜滑榪樻湁涓浠墮噸瑕佺殑涓滆タ娌℃湁鎻愬埌錛岄偅灝辨槸鑷▼搴忓拰涓柇銆傝繖涓や歡涓滆タ鏄姝ょ殑閲嶈錛屼互鑷充簬浣犵殑紼嬪簭鍑犱箮涓嶅彲鑳界寮瀹冧滑銆?/p><h4>4.1 瀛愮▼搴?/h4><p>鍦ㄩ珮綰ц璦涓垜浠粡甯歌鐢ㄥ埌瀛愮▼搴忋傞珮綰ц璦涓紝瀛愮▼搴忔槸濡傛鐨勭濂囷紝鎴戜滑鑳藉瀹氫箟鍜屼富紼嬪簭錛屾垨鍏朵粬瀛愮▼搴忎竴鏍風殑鍙橀噺鍚嶏紝鑰岃闂笉鍚岀殑鍙橀噺錛屽茍涓旓紝榪樹笉鍜岀▼搴忕殑鍏朵粬閮ㄥ垎鐩稿啿紿併?/p><p>鐒惰岄仐鎲劇殑鏄紝榪欑鈥滀紭鍔庫濆湪姹囩紪璇█涓槸涓嶅瓨鍦ㄧ殑銆?/p><p>姹囩紪璇█騫朵笉娉ㄩ噸濡備綍鍑忚交紼嬪簭鍛樼殑璐熸媴錛涚浉鍙嶏紝姹囩紪璇█渚濊禆紼嬪簭鍛樼殑鑹ソ璁捐錛屼互鏈熷彂鎸PU鐨勬渶浣蟲ц兘銆傛眹緙栬璦涓嶆槸緇撴瀯鍖栫殑璇█錛屽洜姝わ紝瀹冧笉鎻愪緵鐩存帴鐨勨滃眬閮ㄥ彉閲忊濄傚鏋滈渶瑕佲滃眬閮ㄥ彉閲忊濓紝鍙兘閫氳繃鍫嗘垨鏍堣嚜琛屽疄鐜般?/p><p>浠庤繖涓剰涔変笂璁詫紝姹囩紪璇█鐨勫瓙紼嬪簭鏇村儚GWBASIC涓殑GOSUB璋冪敤鐨勯偅浜涒滃瓙紼嬪簭鈥濄傛墍鏈夌殑鈥滃彉閲忊?鏈川涓婏紝灞炰簬榪涚▼鐨勫唴瀛樺拰瀵勫瓨鍣?涓烘暣涓▼搴忔墍鍏變韓錛岄珮綰ц璦緙栬瘧鍣ㄦ墍鍋氱殑錛屽皢灞閮ㄥ彉閲忔斁鍒板爢鎴栨爤涓殑鎿嶄綔錛屽彧鑳借嚜琛屽疄鐜般?/p><p>鍙傛暟鐨勪紶閫掓槸闈犲瘎瀛樺櫒鍜屽爢鏍堟潵瀹屾垚鐨勩傞珮綰ц璦涓紝瀛愮▼搴?鍑芥暟銆佽繃紼嬶紝鎴栫被浼兼蹇電殑涓滆タ)渚濊禆浜庡爢鍜屾爤鏉ヤ紶閫掋?/p><p>璁╂垜浠潵綆鍗曞湴鍒嗘瀽涓涓嬩竴鑸珮綰ц璦鐨勫瓙紼嬪簭鐨勬墽琛岃繃紼嬨傛棤璁篊銆丆++銆丅ASIC銆丳ascal錛岃繖涓閮ㄥ垎鍩烘湰閮芥槸涓鑷寸殑銆?/p><table style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><ul type="square"><br /><li>璋冪敤鑰呭皢瀛愮▼搴忔墽琛屽畬鎴愭椂搴旇繑鍥炵殑鍦板潃銆佸弬鏁板帇鍏ュ爢鏍? </li><li>瀛愮▼搴忎嬌鐢˙P鎸囬拡+鍋忕Щ閲忓鏍堜腑鐨勫弬鏁板鍧錛屽茍鍙栧嚭銆佸畬鎴愭搷浣? </li><li>瀛愮▼搴忎嬌鐢≧ET鎴朢ETF鎸囦護榪斿洖銆傛鏃訛紝CPU灝咺P緗負鍫嗘爤涓繚瀛樼殑鍦板潃錛屽茍緇х畫浜堜互鎵ц</li></ul></td></tr></tbody></table><p>姣嬪焊緗枒錛屽爢鏍堝湪鏁翠釜榪囩▼涓彂鎸ョ潃闈炲父閲嶈鐨勪綔鐢ㄣ備笉榪囷紝鏈川涓婂瀛愮▼搴忔渶閲嶈鐨勮繕鏄繑鍥炲湴鍧銆傚鏋滃瓙紼嬪簭涓嶇煡閬撹繖涓湴鍧錛岄偅涔堢郴緇熷皢浼氬穿婧冦?/p><p>璋冪敤瀛愮▼搴忕殑鎸囦護鏄疌ALL錛屽搴旂殑榪斿洖鎸囦護鏄疪ET銆傛澶栵紝榪樻湁涓緇勬寚浠わ紝鍗矱NTER鍜孡EAVE錛屽畠浠彲浠ュ府鍔╄繘琛屽爢鏍堢殑緇存姢銆?/p><p>CALL鎸囦護鐨勫弬鏁版槸琚皟鐢ㄥ瓙紼嬪簭鐨勫湴鍧銆備嬌鐢ㄥ畯姹囩紪鐨勬椂鍊欙紝榪欓氬父鏄竴涓爣鍙楓侰ALL鍜孯ET錛屼互鍙奅NTER鍜孡EAVE閰嶅錛屽彲浠ュ疄鐜板浜庡爢鏍堢殑鑷姩鎿嶄綔錛岃屼笉闇瑕佺▼搴忓憳榪涜PUSH/POP錛屼互鍙婅煩杞殑鎿嶄綔錛屼粠鑰屾彁楂樹簡鏁堢巼銆?/p><p>浣滀負涓涓紪璇戝櫒鐨勫疄鐜板疄渚嬶紝鎴戠敤Visual C++緙栬瘧浜嗕竴孌礐++紼嬪簭浠g爜錛岃繖孌墊眹緙栦唬鐮佹槸浣跨敤鐗瑰畾鐨勭紪璇戦夐」寰楀埌鐨勭粨鏋滐紝姝e父鐨凴ELEASE浠g爜浼氭瘮瀹冪簿綆寰楀銆傚寘鍚簮浠g爜鐨勯儴鍒嗗弽姹囩紪緇撴灉濡備笅(鍙栬嚜Visual C++璋冭瘯鍣ㄧ殑榪愯緇撴灉錛屾垜鍒犻櫎浜?0鏉nt 3鎸囦護錛屽茍鍔犱笂浜嗕竴浜涙敞閲婏紝闄ゆ涔嬪錛屾病鏈夊仛浠諱綍淇敼)錛?/p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><font face="Courier New"><i><font color="#ff0000">1: </font><font color="#0000ff">int</font> myTransform(<font color="#0000ff">int</font> nInput){<br /></i>00401000 push ebp聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; 淇濇姢鐜板満鍘熷厛鐨凟BP鎸囬拡</font><br />00401001 mov ebp,esp<br /><i><font color="#ff0000">2: </font><font color="#0000ff">return</font> (nInput*2 + 3) % 7;<br /></i>00401003 mov eax,dword ptr [nInput] <font color="#008000">; 鍙栧弬鏁?/font><br />00401006 lea eax,[eax+eax+3]聽聽聽聽聽聽聽 <font color="#008000">; LEA姣擜DD鍔犳硶鏇村揩</font><br />0040100A cdq聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; DWORD->QWORD(鎵╁睍瀛楅暱)</font><br />0040100B mov ecx,7聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; 闄ゆ暟</font><br />00401010 idiv eax,ecx聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; 闄?/font><br />00401012 mov eax,edx聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; 鍟?>eax(eax涓繚瀛樿繑鍥炲?</font><br /><i><font color="#ff0000">3:</font> }<br /></i>00401014 pop ebp聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; 鎭㈠鐜板満鐨別bp鎸囬拡</font><br />00401015 ret聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; 榪斿洖<br />; 姝ゅ鍒犻櫎10鏉nt 3鎸囦護錛屽畠浠槸鏂逛究璋冭瘯鐢ㄧ殑錛屽茍涓嶅獎鍝嶇▼搴忚涓恒?/font><br /><i><font color="#ff0000">4:<br />5: </font><font color="#0000ff">int</font> main(<font color="#0000ff">int</font> argc, <font color="#0000ff">char</font>* argv[])<br /><font color="#ff0000">6:</font> {<br /></i>00401020 push ebp聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; 淇濇姢鐜板満鍘熷厛鐨凟BP鎸囬拡</font><br />00401021 mov ebp,esp<br />00401023 sub esp,10h聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; 涓哄彇argc, argv淇鍫嗘爤鎸囬拡銆?br /></font><i><font color="#ff0000">7:</font><font color="#0000ff">int</font> a[3];<br /><font color="#ff0000">8:</font><font color="#0000ff">for</font>(<font color="#0000ff">register int</font> i=0; i<3; i++){<br /></i>00401026 mov dword ptr [i],0聽聽聽聽聽聽聽 <font color="#008000">; 0->i</font><br />0040102D jmp main+18h (00401038)聽聽聽 <font color="#008000">; 鍒ゆ柇寰幆鏉′歡</font><br />0040102F mov eax,dword ptr [i]聽聽聽聽聽 <font color="#008000">; i->eax</font><br />00401032 add eax,1聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; eax ++</font><br />00401035 mov dword ptr [i],eax聽聽聽聽聽 <font color="#008000">; eax->i</font><br />00401038 cmp dword ptr [i],3聽聽聽聽聽聽聽 <font color="#008000">; 寰幆鏉′歡: i涓?姣旇緝</font><br />0040103C jge main+33h (00401053)聽聽聽 <font color="#008000">; 濡傛灉涓嶇鍚堟潯浠訛紝鍒欏簲緇撴潫寰幆</font><br /><i><font color="#ff0000">9:</font> a[i] = myTransform(i);<br /></i>0040103E mov ecx,dword ptr [i]聽聽聽聽聽 <font color="#008000">; i->ecx</font><br />00401041 push ecx聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; ecx (i) -> 鍫嗘爤</font><br />00401042 call myTransform (00401000)<font color="#008000">; 璋冪敤myTransform</font><br />00401047 add esp,4聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; esp+=4: 鍦ㄥ爢涓殑鏂板崟鍏?br />聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 ; 鍑嗗瀛樻斁榪斿洖緇撴灉<br /></font>0040104A mov edx,dword ptr [i]聽聽聽聽聽 <font color="#008000">; i->edx</font><br />0040104D mov dword ptr a[edx*4],eax <font color="#008000">; 灝唀ax(myTransform榪斿洖鍊?<br />聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 ; 鏀懼洖a[i]<br /></font><i><font color="#ff0000">10:</font> }<br /></i>00401051 jmp main+0Fh (0040102f)聽聽聽 <font color="#008000">; 璁$畻i++錛屽茍緇х畫寰幆</font><br /><i><font color="#ff0000">11:</font><font color="#0000ff">return</font> 0;<br /></i>00401053 xor eax,eax聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; 榪斿洖鍊煎簲璇ユ槸0</font><br /><i><font color="#ff0000">12:</font> }<br /></i>00401055 mov esp,ebp聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; 鎭㈠鍫嗘爤鎸囬拡</font><br />00401057 pop ebp聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; 鎭㈠BP</font><br />00401058 ret聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">; 榪斿洖璋冪敤鑰?C++榪愯鐜)</font></font></td></tr></tbody></table><p>涓婅堪浠g爜紜疄鍋氫簡涓浜涙棤鐢ㄥ姛錛屽綋鐒訛紝榪欐槸鍥犱負緙栬瘧鍣ㄦ病鏈夊榪欐浠g爜榪涜浼樺寲銆傝鎴戜滑鏉ュ叧娉ㄤ竴涓嬭繖孌典唬鐮佷腑錛屾槸濡備綍璋冪敤瀛愮▼搴忕殑銆備笉鑰冭檻myTransform榪欎釜鍑芥暟瀹為檯榪涜鐨勬暟鍊艱繍綆楋紝鏈璁╂垜鎰熷叴瓚g殑鏄繖涓琛屼唬鐮侊細</p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><font face="Courier New">00401003 mov eax,dword ptr [nInput] <font color="#008000">; 鍙栧弬鏁?/font></font></td></tr></tbody></table><p>榪欓噷nInput鏄竴涓畝綆鍗曞崟鐨勫彉閲忕鍙峰悧錛烿isual C++鐨勮皟璇曞櫒鏄劇劧涓嶈兘鍛婅瘔鎴戜滑絳旀鈥斺斿畠鐨勮璁$洰鏍囨槸涓轟簡鏂逛究紼嬪簭璋冭瘯錛岃屼笉鏄悜浣犳彮紺虹紪璇戝櫒鐢熸垚鐨勪唬鐮佺殑瀹為檯鏋勯犮傛垜鐢ㄥ彟澶栦竴涓弽姹囩紪鍣ㄥ緱鍒扮殑緇撴灉鏄細</p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><font face="Courier New">00401003 mov eax,dword ptr [ebp+8] <font color="#008000">聽 ; 鍙栧弬鏁?/font></font></td></tr></tbody></table><p>榪欏拰鎴戜滑鍦╩ain()涓湅鍒扮殑鍘嬫爤欏哄簭鏄畬鍏ㄥ惢鍚堢殑(娉ㄦ剰錛岀▼搴忚繍琛屽埌榪欎釜鍦版柟鐨勬椂鍊欙紝EBP=ESP)銆俶ain()鏈緇堝皢i鐨?b>鍊?/b>閫氳繃鍫嗘爤浼犻掔粰浜唌yTransform()銆?/p><p>鍓栨瀽涓婇潰鐨勭▼搴忓彧鏄鏄庝簡鎴戝墠闈㈡墍鎻愬埌鐨勫瓙紼嬪簭鐨勪竴閮ㄥ垎鐢ㄦ硶銆傚浜庢眹緙栬璦鏉ヨ錛屽畬鍏ㄦ病鏈夊繀瑕佹嫎娉ヤ簬緇撴瀯鍖栫▼搴忚璁$殑妗嗘灦(鍦ㄤ粖澶╋紝浣跨敤姹囩紪鐨勪富瑕佺洰鐨勫湪浜庢彁楂樻墽琛屾晥鐜囷紝鑰屼笉鏄柟渚跨▼搴忕殑緇存姢鍜岃皟璇曪紝鍥犱負姹囩紪涓嶅彲鑳藉湪榪欎竴鐐逛笂鍋氬緱姣擟++鏇村ソ)銆傝冭檻涓嬮潰鐨勭▼搴忥細</p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><p dir="ltr"><font color="#0000ff">void</font> myTransform1(<font color="#0000ff">int</font> nCount, <font color="#0000ff">char</font>* sBytes){<br />聽 <font color="#0000ff">for</font>(<font color="#0000ff">register int</font> i=1; i<nCount; i++)<br />聽聽聽 sBytes[i] += sBytes[i-1];<br />聽 <font color="#0000ff">for</font>(i=0; i<nCount; i++)<br />聽聽聽 sBytes[i] <<= 1;<br />}<br /><br /><font color="#0000ff">void</font> myTransform2(<font color="#0000ff">int</font> nCount, <font color="#0000ff">char</font>* sBytes){<br />聽 <font color="#0000ff">for</font>(<font color="#0000ff">register int</font> i=0; i<nCount; i++)<br />聽聽聽 sBytes[i] <<= 1;<br />}</p></td></tr></tbody></table><p>寰堝鏄撶湅鍑猴紝榪欎袱涓嚱鏁板寘鍚簡鍏叡閮ㄥ垎錛屽嵆</p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%">聽 <font color="#0000ff">for</font>(i=0; i<nCount; i++)<br />聽聽聽 sBytes[i] <<= 1;</td></tr></tbody></table><p>鐩墠錛岃繕娌℃湁緙栬瘧鍣ㄨ兘澶熷仛鍒板皢榪欎袱閮ㄥ垎鍚堝茍銆備緷鐒舵部鐢ㄥ垰鎵嶇殑緙栬瘧閫夐」錛屽緱鍒扮殑鍙嶆眹緙栫粨鏋滄槸(鍚屾牱鍦板垹闄や簡int 3)錛?/p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><i><font color="#ff0000">1:</font><font color="#0000ff">void</font> myTransform1(<font color="#0000ff">int</font> nCount, <font color="#0000ff">char</font>* sBytes){<br /></i>00401000 push ebp<br />00401001 mov ebp,esp<br />00401003 push ecx<br /><i><font color="#ff0000">2:</font><font color="#0000ff">for</font>(<font color="#0000ff">register int</font> i=1; i<nCount; i++)<br /></i>00401004 mov dword ptr [i],1<br />0040100B jmp myTransform1+16h (00401016)<br />0040100D mov eax,dword ptr [i]<br />00401010 add eax,1<br />00401013 mov dword ptr [i],eax<br />00401016 mov ecx,dword ptr [i]<br />00401019 cmp ecx,dword ptr [nCount]<br />0040101C jge myTransform1+3Dh (0040103d)<br /><i><font color="#ff0000">3:</font> sBytes[i] += sBytes[i-1];<br /></i>0040101E mov edx,dword ptr [sBytes]<br />00401021 add edx,dword ptr [i]<br />00401024 movsx eax,byte ptr [edx-1]<br />00401028 mov ecx,dword ptr [sBytes]<br />0040102B add ecx,dword ptr [i]<br />0040102E movsx edx,byte ptr [ecx]<br />00401031 add edx,eax<br />00401033 mov eax,dword ptr [sBytes]<br />00401036 add eax,dword ptr [i]<br />00401039 mov byte ptr [eax],dl<br />0040103B jmp myTransform1+0Dh (0040100d)<br /><i><font color="#ff0000">4:</font><font color="#0000ff">for</font>(i=0; i<nCount; i++)<br /></i>0040103D mov dword ptr [i],0<br />00401044 jmp myTransform1+4Fh (0040104f)<br />00401046 mov ecx,dword ptr [i]<br />00401049 add ecx,1<br />0040104C mov dword ptr [i],ecx<br />0040104F mov edx,dword ptr [i]<br />00401052 cmp edx,dword ptr [nCount]<br />00401055 jge myTransform1+6Bh (0040106b)<br /><i><font color="#ff0000">5:</font> sBytes[i] <<= 1;<br /></i>00401057 mov eax,dword ptr [sBytes]<br />0040105A add eax,dword ptr [i]<br />0040105D mov cl,byte ptr [eax]<br />0040105F shl cl,1<br />00401061 mov edx,dword ptr [sBytes]<br />00401064 add edx,dword ptr [i]<br />00401067 mov byte ptr [edx],cl<br />00401069 jmp myTransform1+46h (00401046)<br /><i><font color="#ff0000">6:</font> }<br /></i>0040106B mov esp,ebp<br />0040106D pop ebp<br />0040106E ret<br /><i><font color="#ff0000">7:</font><br /><font color="#ff0000">8:</font><font color="#0000ff">void</font> myTransform2(<font color="#0000ff">int</font> nCount, <font color="#0000ff">char</font>* sBytes){<br /></i>00401070 push ebp<br />00401071 mov ebp,esp<br />00401073 push ecx<br /><i><font color="#ff0000">9:</font><font color="#0000ff">for</font>(<font color="#0000ff">register int</font> i=0; i<nCount; i++)<br /></i>00401074 mov dword ptr [i],0<br />0040107B jmp myTransform2+16h (00401086)<br />0040107D mov eax,dword ptr [i]<br />00401080 add eax,1<br />00401083 mov dword ptr [i],eax<br />00401086 mov ecx,dword ptr [i]<br />00401089 cmp ecx,dword ptr [nCount]<br />0040108C jge myTransform2+32h (004010a2)<br /><font color="#ff0000">10:</font> sBytes[i] <<= 1;<br />0040108E mov edx,dword ptr [sBytes]<br />00401091 add edx,dword ptr [i]<br />00401094 mov al,byte ptr [edx]<br />00401096 shl al,1<br />00401098 mov ecx,dword ptr [sBytes]<br />0040109B add ecx,dword ptr [i]<br />0040109E mov byte ptr [ecx],al<br />004010A0 jmp myTransform2+0Dh (0040107d)<br /><i><font color="#ff0000">11:</font> }<br /></i>004010A2 mov esp,ebp<br />004010A4 pop ebp<br />004010A5 ret<br /><i><font color="#ff0000">12:<br />13:</font><font color="#0000ff">int</font> main(<font color="#0000ff">int</font> argc, <font color="#0000ff">char</font>* argv[])<br /><font color="#ff0000">14:</font> {<br /></i>004010B0 push ebp<br />004010B1 mov ebp,esp<br />004010B3 sub esp,0CCh<br /><i><font color="#ff0000">15:</font><font color="#0000ff">char</font> a[200];<br /><font color="#ff0000">16:</font><font color="#0000ff">for</font>(<font color="#0000ff">register int</font> i=0; i<200; i++)a[i]=i;<br /></i>004010B9 mov dword ptr [i],0<br />004010C3 jmp main+24h (004010d4)<br />004010C5 mov eax,dword ptr [i]<br />004010CB add eax,1<br />004010CE mov dword ptr [i],eax<br />004010D4 cmp dword ptr [i],0C8h<br />004010DE jge main+45h (004010f5)<br />004010E0 mov ecx,dword ptr [i]<br />004010E6 mov dl,byte ptr [i]<br />004010EC mov byte ptr a[ecx],dl<br />004010F3 jmp main+15h (004010c5)<br /><i><font color="#ff0000">17:</font> myTransform1(200, a);<br /></i>004010F5 lea eax,[a]<br />004010FB push eax<br />004010FC push 0C8h<br />00401101 call myTransform1 (00401000)<br />00401106 add esp,8<br /><i><font color="#ff0000">18:</font> myTransform2(200, a);<br /></i>00401109 lea ecx,[a]<br />0040110F push ecx<br />00401110 push 0C8h<br />00401115 call myTransform2 (00401070)<br />0040111A add esp,8<br /><i><font color="#ff0000">19:</font><font color="#0000ff">return</font> 0;<br /></i>0040111D xor eax,eax<br /><i><font color="#ff0000">20:</font> }</i><br />0040111F mov esp,ebp<br />00401121 pop ebp<br />00401122 ret</td></tr></tbody></table><p>闈炲父鏄庢樉鍦幫紝0040103d-0040106e鍜?0401074-004010a5榪欎袱孌典唬鐮佸瓨鍦ㄥ皯閲忕殑宸埆錛屼絾寰堟樉鐒跺彧鏄瀵勫瓨鍣ㄧ殑鍋忓ソ涓嶅悓(緙栬瘧鍣ㄥ湪浼樺寲鏃訛紝榪欏彲鑳戒細鍑忓皯鍫嗘爤鎿嶄綔錛屼粠鑰屾彁楂樻ц兘錛屼絾鍦ㄨ繖閲屽彧鏄嬌鐢ㄤ簡涓嶅悓鐨勫瘎瀛樺櫒鑰屽凡)</p><p>瀵逛唬鐮佽繘琛屽悎騫剁殑濂藉鏄潪甯告槑鏄劇殑銆傛柊鐨勬搷浣滅郴緇熷線寰浣跨敤欏靛紡鍐呭瓨綆$悊銆傚綋鍐呭瓨涓嶈凍鏃訛紝紼嬪簭寰寰浼氶綣佸紩鍙戦〉闈㈠け鏁?Page faults)錛屼粠鑰屽紩鍙戞搷浣滅郴緇熶粠紓佺洏涓鍙栦竴浜涗笢瑗褲傜鐩樼殑閫熷害璧朵笉涓婂唴瀛樼殑閫熷害錛屽洜姝わ紝榪欎竴琛屼負灝嗗鑷存ц兘鐨勪笅闄嶃傞氳繃鍚堝茍涓閮ㄥ垎浠g爜錛屽彲浠ュ噺灝戠▼搴忕殑澶у皬錛岃繖鎰忓懗鐫鍑忓皯欏甸潰澶辨晥鐨勫彲鑳芥э紝浠庤岃蔣浠剁殑鎬ц兘浼氭湁鎵鎻愰珮?/p> </p><p>褰撶劧錛岃繖鏍峰仛鐨勪唬浠蜂篃涓嶇畻浣庘斺斾綘鐨勭▼搴忓皢鍙樺緱闅炬噦錛屽茍涓旈毦浜庣淮鎶ゃ傚洜姝わ紝鍐嶈繘琛岃繖鏍風殑浼樺寲涔嬪墠錛屼竴瀹氳娉ㄦ剰錛?/p><table style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><ul type="square"><br /><li>浼樺寲鍓嶇殑紼嬪簭<font color="#ff0000">蹇呴』</font>鏄紜殑銆傚鏋滀綘涓嶈兘紜繚榪欎竴鐐癸紝閭d箞榪欑浼樺寲蹇呭皢緇欎綘鐨勮皟璇曞甫鏉ユ瀬澶х殑楹葷儲銆? </li><li>浼樺寲鍓嶇殑紼嬪簭瀹炵幇<font color="#ff0000">鏈濂?/font>鏄渶浼樼殑銆備粩緇嗘鏌ヤ綘鐨勮璁★紝鐪嬬湅鏄惁宸茬粡浣跨敤浜嗘渶鍚堥?鍗籌紝瀵逛簬姝ょ▼搴忚岃█鏈浼?鐨勭畻娉曪紝騫朵笖宸茬粡鍦ㄩ珮綰ц璦璁稿彲鐨勮寖鍥村唴榪涜浜嗘渶濂界殑瀹炵幇銆? </li><li>浼樺寲<font color="#ff0000">鏈濂?/font>鑳藉闈炲父鏈夋晥鍦板噺灝戠▼搴忓ぇ灝?渚嬪錛屽鏋滃彧鏄噺灝戝崄鍑犱釜瀛楄妭錛屾亹鎬曞氨娌′粈涔堝繀瑕佷簡)錛屾垨闈炲父鏈夋晥鍦版彁楂樼▼搴忕殑榪愯閫熷害(濡傛灉浠g爜鍙槸榪愯涓嬈★紝騫朵笖鍙槸鑺傜渷鍑犱釜鏃墮挓鍛ㄦ湡錛岄偅涔堝湪澶氭暟鍦哄悎閮芥病鏈夋剰涔?銆傚惁鍒欙紝榪欑浼樺寲灝嗗緱涓嶅伩澶便?/li></ul></td></tr></tbody></table><h4>4.2 涓柇</h4><p>涓柇搴旇璇存槸涓涓檲鏃х殑璇濋銆傚湪鏂扮殑緋葷粺涓紝瀹冪殑浣滅敤姝e湪閫愭笎琚墛寮憋紝鑰屽彉鎴愭搷浣滅郴緇熶笓鐢ㄧ殑涓滆タ銆傚茍涓嶆槸鎵鏈夌殑璁$畻鏈虹郴緇熼兘鎻愪緵涓柇錛岀劧鑰屽湪x86緋葷粺涓紝瀹冪殑浣滅敤鏄笉鍙浛浠g殑銆?/p><p>涓柇瀹為檯涓婃槸涓綾葷壒孌婄殑瀛愮▼搴忋傚畠閫氬父鐢辯郴緇熻皟鐢紝浠ュ搷搴旂獊鍙戜簨浠躲?/p><p>渚嬪錛岃繘琛岀鐩樻搷浣滄椂錛屼負浜嗘彁楂樻ц兘錛屽彲鑳戒細浣跨敤DMA鏂瑰紡榪涜鎿嶄綔銆侰PU鍚慏MA鎺у埗鍣ㄥ彂鍑烘寚浠わ紝瑕佹眰澶栬鍜屽唴瀛樼洿鎺ヤ氦鎹㈡暟鎹紝鑰屼笉閫氳繃CPU銆傜劧鍚庯紝CPU杞幓榪涜璧蜂粬鐨勬搷浣滐紱褰撴暟鎹氦鎹㈢粨鏉熸椂錛孋PU鍙兘闇瑕佽繘琛屼竴浜涘悗緇搷浣滐紝浣嗘鏃跺畠濡備綍鎵嶈兘鐭ラ亾DMA宸茬粡瀹屾垚浜嗘搷浣滃憿錛?/p><p>寰堟樉鐒朵笉鏄緷闈燙PU鍘繪煡璇㈢姸鎬佲斺旇繖鏍稤MA鐨勪紭鍔垮氨涓嶆槑鏄句簡銆備負浜嗗敖鍙兘鍦板埄鐢―MA鐨勪紭鍔匡紝鍦ㄥ畬鎴怐MA鎿嶄綔鐨勬椂鍊欙紝DMA浼氬憡璇塁PU鈥滆繖浜嬪効鎴戝姙瀹屼簡鈥濓紝鐒跺悗CPU浼氭牴鎹渶瑕佽繘琛屽鐞嗐?/p><p>榪欑澶勭悊鍙兘寰堝鏉傦紝闇瑕佽嫢騫叉潯鎸囦護鏉ュ畬鎴愩傚瓙紼嬪簭鏄竴涓笉閿欑殑涓繪剰錛屼笉榪囷紝CALL鎸囦護闇瑕佹寚瀹氬湴鍧錛岃澶栬寮鴻揩CPU鎵ц涓鏉ALL鎸囦護涔熻繚鑳屼簡CPU浣滀負鏍稿績鎺у埗鍗曞厓鐨勮璁″垵琛楓傝冭檻鍒拌繖浜涳紝鍦▁86緋葷粺涓紩鍏ヤ簡涓柇鍚戦噺鐨勬蹇點?/p><p>涓柇鍚戦噺琛ㄦ槸淇濆瓨鍦ㄧ郴緇熸暟鎹尯(瀹炴ā寮忎笅錛屾槸0:0寮濮嬬殑涓孌靛尯鍩?鐨勪竴緇勬寚閽堛傝繖緇勬寚閽堟寚鍚戞瘡涓涓腑鏂湇鍔$▼搴忕殑鍦板潃銆傛暣涓腑鏂悜閲忚〃鐨勭粨鏋勬槸涓涓嚎鎬ц〃銆?/p><p>姣忎竴涓腑鏂湇鍔℃湁鑷繁鐨勫敮涓鐨勭紪鍙鳳紝鎴戜滑閫氬父縐頒箣涓轟腑鏂彿銆傛瘡涓涓腑鏂彿瀵瑰簲涓柇鍚戦噺琛ㄤ腑鐨勪竴欏癸紝涔熷氨鏄竴涓腑鏂悜閲忋傚璁懼悜CPU鍙戝嚭涓柇璇鋒眰錛岃孋PU鑷繁灝嗘牴鎹綋鍓嶇殑紼嬪簭鐘舵佸喅瀹氭槸鍚︿腑鏂綋鍓嶇▼搴忓茍璋冪敤鐩稿簲鐨勪腑鏂湇鍔°?/p><p>涓嶉毦鏍規嵁閫犳垚涓柇鐨勫師鍥犲皢涓柇鍒嗕負涓ょ被錛氱‖浠朵腑鏂拰杞歡涓柇銆傜‖浠朵腑鏂湁寰堝鍒嗙被鏂規硶錛屽鏍規嵁鏄惁鍙互灞忚斀鍒嗙被銆佹牴鎹紭鍏堢駭楂樹綆鍒嗙被錛岀瓑絳夈傝冭檻鍒拌繖浜涘垎綾誨茍涓嶄竴瀹氱瀛︼紝騫朵笖瀵逛簬鎴戜滑浠嬬粛涓柇鐨勪嬌鐢ㄦ病鏈夊お澶х殑甯姪錛屽洜姝ゆ垜騫朵笉鎵撶畻澶緇嗗湴浠嬬粛瀹?鍦ㄦ湰鏁欑▼鐨勯珮綰х瘒涓紝鍏充簬鍔犲瘑瑙e瘑鐨勯儴鍒嗕細鎻愬埌鏌愪簺紜歡涓柇鐨勫埄鐢紝浣嗛偅鏄悗璇?銆?/p><p>鍦ㄨ璁℃搷浣滅郴緇熸椂錛屼腑鏂悜閲忕殑姒傚康鏇劇粡甯︽潵榪囧緢澶х殑渚垮埄銆傛搷浣滅郴緇熼殢鏃跺彲鑳藉崌綰э紝榪欐牱錛岄氳繃CALL鏉ヨ皟鐢ㄦ搷浣滅郴緇熺殑鏈嶅姟(濡傛灉璇存瘡涓▼搴忛兘鍖呭惈瀵逛簬鏂囦歡緋葷粺銆佽繘紼嬭〃榪欎簺搴旇鐢辨搷浣滅郴緇熺鐞嗙殑鏁版嵁鐨勭洿鎺ユ搷浣滅殑璇濓紝涓嶄粎浼氶犳垚紼嬪簭鐨勮噧鑲匡紝鑰屼笖涓嶅埄浜庣郴緇熺殑瀹夊叏)灝辨樉寰椾笉澶悎閫備簡鈥斺旀病浜鴻兘鐭ラ亾錛屼互鍚庣殑鎿嶄綔緋葷粺鐨勬湇鍔$▼搴忓叆鍙g偣浼氫笉浼氭槸閭e効銆傝蔣浠朵腑鏂殑瀛樺湪涓鴻В鍐寵繖涓棶棰樻彁渚涗簡鏂逛究銆?/p><p>瀵逛簬涓鍙板寘鍚簡BIOS鐨勮綆楁満鏉ヨ錛屽惎鍔ㄧ殑鏃跺欑郴緇熷凡緇忔彁渚涗簡涓閮ㄥ垎鏈嶅姟錛屼緥濡傛樉紺烘湇鍔°傛棤璁轟綘鐨凚IOS銆佹樉紺哄崱鏈夊涔堢殑鈥滀釜鎬р濓紝鍙浠栦滑鍜孖BM PC鍏煎錛岄偅涔堟鏃朵綘鑲畾鍙互閫氳繃璋冪敤16(10h)鍙蜂腑鏂潵浣跨敤鏄劇ず鏈嶅姟銆傝皟鐢ㄤ腑鏂殑鎸囦護鏄?/p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><p align="center"><br />int 涓柇鍙?br />聽聽</p></td></tr></tbody></table><p>榪欏皢寮曞彂CPU鍘昏皟鐢ㄤ竴涓腑鏂侰PU灝嗕繚瀛樺綋鍓嶇殑紼嬪簭鐘舵佸瓧錛屾竻闄rap鍜孖nterrupt涓や釜鏍囧織錛屽皢鍗沖皢鎵ц鐨勬寚浠ゅ湴鍧鍘嬪叆鍫嗘爤錛屽茍璋冪敤涓柇鏈嶅姟(鏍規嵁涓柇鍚戦噺琛?銆?/p><p>緙栧啓涓柇鏈嶅姟紼嬪簭涓嶆槸涓浠跺鏄撶殑浜嬫儏銆傚緢澶氭椂鍊欙紝涓柇鏈嶅姟紼嬪簭蹇呴』鍐欐垚<b>鍙噸鍏ヤ唬鐮?/b>(鎴栫函浠g爜錛宲ure code)銆傛墍璋撳彲閲嶅叆浠g爜鏄寚錛岀▼搴忕殑榪愯榪囩▼涓彲浠ヨ鎵撴柇錛屽茍鐢卞紑濮嬪鍐嶆鎵ц錛屽茍涓斿湪鍚堢悊鐨勮寖鍥村唴(澶氭閲嶅叆錛岃屼笉閫犳垚鍫嗘爤婧㈠嚭絳夊叾浠栭棶棰?錛岀▼搴忓彲浠ュ湪琚墦鏂緇х畫鎵ц錛屽茍涓旀墽琛岀粨鏋滀笉鍙楀獎鍝嶃?/p><p>鐢變簬鍦ㄥ綰跨▼鐜涓瓑鍏朵粬涓浜涘湴鏂硅繘琛岀▼搴忚璁℃椂涔熼渶瑕佽冭檻榪欎釜鍥犵礌錛屽洜姝よ繖閲岀潃閲嶈涓涓嬪彲閲嶅叆浠g爜鐨勭紪鍐欍?/p><p>鍙噸鍏ヤ唬鐮佹渶涓昏鐨勮姹傚氨鏄紝紼嬪簭涓嶅簲浣跨敤鏌愪釜鎸囧畾鐨勫唴瀛樺湴鍧鐨勫唴瀛?瀵逛簬楂樼駭璇█鏉ヨ錛岃繖閫氬父鏄叏灞鍙橀噺錛屾垨瀵硅薄鐨勬垚鍛?銆傚鏋滃彲鑳界殑璇濓紝搴斾嬌鐢ㄥ瘎瀛樺櫒錛屾垨鍏朵粬鏂瑰紡鏉ヨВ鍐熾傚鏋滀笉鑳藉仛鍒拌繖涓鐐癸紝鍒欏繀欏誨湪寮濮嬨佺粨鏉熺殑鏃跺欏垎鍒姝㈠拰鍚敤涓柇錛屽茍涓旓紝榪愯鏃墮棿涓嶈兘澶暱銆?/p><p>涓嬮潰鐢–璇█鍒嗗埆涓句竴涓彲閲嶅叆鍑芥暟錛屽拰涓や釜闈炲彲閲嶅叆鍑芥暟鐨勪緥瀛?娉? 榪欎簺渚嬪瓙搴旇鏄湪鏌愭湰澶氱嚎紼嬫垨鎿嶄綔緋葷粺鐨勪功涓婄湅鍒扮殑錛岄仐鎲劇殑鏄垜鎯充笉璧鋒潵鏄摢鏈功浜嗭紝鍦ㄨ繖閲屽厛鎰熻阿閭d綅浣滆呮彁渚涚殑鑼冧緥)錛?/p><p>鍙噸鍏ュ嚱鏁幫細</p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><font color="#0000ff">void</font> strcpy(<font color="#0000ff">char</font>* lpszDest, <font color="#0000ff">char</font>* lpszSrc){<br />聽 <font color="#0000ff">while</font>(*dest++=*src++);<br />聽 *dest=0;<br />}</td></tr></tbody></table><p>闈炲彲閲嶅叆鍑芥暟</p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><font color="#0000ff">char</font> cTemp;聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 // 鍏ㄥ眬鍙橀噺</font><br /><br /><font color="#0000ff">void</font> SwapChar(<font color="#0000ff">char</font>* lpcX, <font color="#0000ff">char</font>* lpcY){<br />聽 cTemp = *lpcX; *lpcX = *lpcY; lpcY = cTemp; <font color="#008000">// 寮曠敤浜嗗叏灞鍙橀噺錛屽湪鍒嗕韓鍐呭瓨鐨勫涓嚎紼嬩腑鍙兘閫犳垚闂</font><br />}</td></tr></tbody></table><p>闈炲彲閲嶅叆鍑芥暟</p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><font color="#0000ff">void</font> SwapChar2(<font color="#0000ff">char</font>* lpcX, <font color="#0000ff">char</font>* lpcY){<br /><font color="#0000ff">聽 static char</font> cTemp;聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 <font color="#008000">聽聽聽聽聽聽聽聽 // 闈欐佸彉閲?/font><br />聽 cTemp = *lpcX; *lpcX = *lpcY; lpcY = cTemp; <font color="#008000">// 寮曠敤浜嗛潤鎬佸彉閲忥紝鍦ㄥ垎浜唴瀛樼殑澶氫釜綰跨▼涓彲鑳介犳垚闂</font><br />}</td></tr></tbody></table><p>涓柇鍒╃敤鐨勬槸緋葷粺鐨勬爤銆傛爤鎿嶄綔鏄彲閲嶅叆鐨?鍥犱負鏍堝彲浠ヤ繚璇佲滃厛榪涘悗鍑衡?錛屽洜姝わ紝鎴戜滑騫朵笉闇瑕佽冭檻鏍堟搷浣滅殑閲嶅叆闂銆備嬌鐢ㄥ畯姹囩紪鍣ㄥ啓鍑哄彲閲嶅叆鐨勬眹緙栦唬鐮侀渶瑕佹敞鎰忎竴浜涢棶棰樸傜畝鍗曞湴璇達紝騫茶剢涓嶈鐢ㄦ爣鍙蜂綔涓哄彉閲忔槸涓涓笉閿欑殑涓繪剰銆?/p><p>浣跨敤楂樼駭璇█緙栧啓鍙噸鍏ョ▼搴忕浉瀵規潵璁茶交鏉句竴浜涖傛妸鎸佷綇涓嶈闂偅浜涘叏灞(鎴栧綋鍓嶅璞$殑)鍙橀噺錛屼笉浣跨敤闈欐佸眬閮ㄥ彉閲忥紝鍧氭寔鍙傜敤灞閮ㄥ彉閲忥紝鍐欏嚭鐨勭▼搴忓氨灝嗘槸鍙噸鍏ョ殑銆?/p><p>涔﹀綊姝d紶錛岃皟鐢ㄨ蔣浠朵腑鏂椂錛岄氬父閮芥槸閫氳繃瀵勫瓨鍣ㄤ紶榪涖佷紶鍑哄弬鏁般傝繖鎰忓懗鐫浣犵殑int鎸囦護鍛ㄥ洿涔熻浼氬瓨鍦ㄤ竴浜涒滃府鎵嬧濓紝姣斿涓嬮潰鐨勪唬鐮侊細</p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%">mov ax, 4c00h<br />int 21h</td></tr></tbody></table><p>灝辨槸閫氳繃璋冪敤DOS涓柇鏈嶅姟榪斿洖鐖惰繘紼嬶紝騫跺甫鍥為敊璇弽棣堢爜0銆傚叾涓紝ax涓殑鏁版嵁4c00h灝辨槸浼犻掔粰DOS涓柇鏈嶅姟鐨勫弬鏁般?/p><p>鍒拌繖閲岋紝x86姹囩紪璇█鐨勫熀紜閮ㄥ垎灝卞熀鏈笂璁插畬浜嗭紝銆婄畝鏄巟86姹囩紪璇█鏁欑▼銆嬬殑鍒濈駭綃団斺旀眹緙栬璦鍩虹涔熷氨鍒版鍛婁竴孌佃惤銆傚綋鐒訛紝鐩墠涓烘錛屾垜鍙槸铚昏湏鐐規按涓鑸彁鍒頒簡涓浜涘涔爔86姹囩紪璇█涓垜璁や負闇瑕佹敞鎰忕殑閲嶈姒傚康銆傝澶氫笢瑗匡紝鍖呮嫭鍏ㄩ儴姹囩紪璇彞鐨勬椂搴忕壒鎬?鎸囦護鎵ц鍛ㄦ湡鏁幫紝浠ュ強鎸囦護鍛ㄦ湡涓悇涓樁孌電殑鑺傛媿鏁扮瓑)銆佸姛鑳姐佸弬鏁扮瓑絳夛紝闄愪簬涓漢姘村鉤鍜岀瘒騫呮垜閮芥病鏈変綔璇︾粏浠嬬粛銆傚鏋滄偍瀵硅繖浜涘唴瀹規劅鍏磋叮錛岃鍙傝僆ntel鍜孉MD涓ゅぇCPU渚涘簲鍟嗙綉绔欎笂鎻愪緵鐨勫紑鍙戜漢鍛樺弬鑰冦?/p><p>鍦ㄤ互鍚庣殑綆鏄巟86姹囩紪璇█鏁欑▼涓駭綃囧拰楂樼駭綃囦腑錛屾垜灝嗙潃閲嶄粙緇嶆眹緙栬璦鐨勮皟璇曟妧鏈佷紭鍖栵紝浠ュ強涓浜涘叿浣撶殑搴旂敤鎶宸э紝鍖呮嫭鍙嶈窡韙佸弽鍙嶈窡韙佸姞瀵嗚В瀵嗐佺梾姣掍笌鍙嶇梾姣掔瓑絳夈?/p><img src ="http://www.shnenglu.com/ispfcn/aggbug/14719.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.shnenglu.com/ispfcn/" target="_blank">緙栫▼涔嬮亾</a> 2006-11-06 10:36 <a href="http://www.shnenglu.com/ispfcn/archive/2006/11/06/14719.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title> 綆鏄巟86姹囩紪璇█鏁欑▼錛堜簲錛?http://www.shnenglu.com/ispfcn/archive/2006/11/06/14718.html緙栫▼涔嬮亾緙栫▼涔嬮亾Mon, 06 Nov 2006 02:33:00 GMThttp://www.shnenglu.com/ispfcn/archive/2006/11/06/14718.htmlhttp://www.shnenglu.com/ispfcn/comments/14718.htmlhttp://www.shnenglu.com/ispfcn/archive/2006/11/06/14718.html#Feedback0http://www.shnenglu.com/ispfcn/comments/commentRss/14718.htmlhttp://www.shnenglu.com/ispfcn/services/trackbacks/14718.html

3.4 涓叉搷浣?/h3>

鎴戜滑鍓嶉潰宸茬粡鎻愬埌錛屽唴瀛樺彲浠ュ拰瀵勫瓨鍣ㄤ氦鎹㈡暟鎹紝涔熷彲浠ヨ璧嬩簣绔嬪嵆鏁般傞棶棰樻槸錛屽鏋滄垜浠渶瑕佹妸鍐呭瓨鐨勬煇閮ㄥ垎鍐呭澶嶅埗鍒板彟涓涓湴鍧錛屽張鎬庝箞鍋氬憿錛?/p>

璁炬兂灝咲S:SI澶勭殑榪炵畫512瀛楄妭鍐呭澶嶅埗鍒癊S:DI錛堝厛涓嶈冭檻鍙兘鐨勯噸鍙狅級銆備篃璁鎬細鏈変漢鍐欏嚭榪欐牱鐨勪唬鐮侊細


NextByte:
mov cx,512
mov al,ds:[si]
mov es:[di],al
inc si
inc di
loop NextByte
; 寰幆嬈℃暟

鎴戜笉鍠滄涓婇潰鐨勪唬鐮併傚畠鐨勭‘鑳借揪鍒頒綔鐢紝浣嗘槸錛屾晥鐜囦笉濂姐傚鏋滀綘鏄湪鍋氫紭鍖栵紝閭d箞鍐欏嚭榪欐牱鐨勪唬鐮佹剰鍛崇潃璧斾簡澶漢鍙堟姌鍏點?/p>

Intel鐨凜PU鐨勫己欏規槸涓叉搷浣溿傛墍璋撲覆鎿嶄綔灝辨槸鐢盋PU鍘誨畬鎴愭煇涓鏁伴噺鐨勩侀噸澶嶇殑鍐呭瓨鎿嶄綔銆傞渶瑕佽鏄庣殑鏄紝鎴戜滑甯哥敤鐨凨MP綆楁硶錛堢敤浜庡尮閰嶅瓧絎︿覆涓殑妯″紡錛夌殑鏀硅繘鈥斺擝oyer綆楁硶錛岀敱浜庢病鏈夊埄鐢ㄤ覆鎿嶄綔錛屽洜姝ゅ湪Intel鐨凜PU涓婄殑鏁堢巼騫墮潪鏈浼樸傚ソ鐨勭紪璇戝櫒寰寰鍙互鍒╃敤Intel CPU鐨勮繖涓鐗規т紭鍖栦唬鐮侊紝鐒惰岋紝騫墮潪鎵鏈夌殑鏃跺欏畠閮借兘浜х敓鏈濂界殑浠g爜銆?/p>

鏌愪簺鎸囦護鍙互鍔犱笂REP鍓嶇紑錛坮epeat, 鍙嶅涔嬫剰錛夛紝榪欎簺鎸囦護閫氬父琚彨鍋氫覆鎿嶄綔鎸囦護銆?/p>

涓句緥鏉ヨ錛孲TOSD鎸囦護灝咵AX鐨勫唴瀹逛繚瀛樺埌ES:DI錛屽悓鏃跺湪DI涓婂姞鎴栧噺鍥涖傜被浼肩殑錛孲TOSB鍜孲TOSW鍒嗗埆浣?瀛楄妭鎴?瀛楃殑涓婅堪鎿嶄綔錛屽湪DI涓婂姞鎴栧噺鐨勬暟鏄?鎴?銆?/p>

璁$畻鏈鴻璦閫氬父鏄笉鍏佽浜屼箟鎬х殑銆備負浠涔堟垜瑕佽鈥滃姞鎴栧噺鈥濆憿錛熸病閿欙紝瀛ょ珛鍦扮湅STOS?鎸囦護錛屽茍涓嶈兘鐭ラ亾鍒板簳鏄姞榪樻槸鍑忥紝鍥犱負榪欏彇鍐充簬鈥滄柟鍚戔濇爣蹇?DF, Direction Flag)銆傚鏋淒F琚浣嶏紝鍒欏姞錛涘弽涔嬪垯鍑忋?/p>

緗綅銆佸浣嶇殑鎸囦護鍒嗗埆鏄疭TD鍜孋LD銆?/p>

褰撶劧錛孯EP鍙槸鍑犵鍙敤鍓嶇紑涔嬩竴銆傚父鐢ㄧ殑榪樺寘鎷琑EPNE錛岃繖涓墠緙閫氬父琚敤鏉ユ瘮杈冧袱涓覆錛屾垨鎼滅儲鏌愪釜鐗瑰畾瀛楃錛堝瓧銆佸弻瀛楋級銆俁EPZ銆丷EPE銆丷EPNZ涔熸槸闈炲父甯哥敤鐨勬寚浠ゅ墠緙錛屽垎鍒唬琛╖F(Zero Flag)鍦ㄤ笉鍚岀姸鎬佹椂閲嶅鎵ц銆?/p>

涓嬮潰璇翠笁涓彲浠ュ鍒舵暟鎹殑鎸囦護錛?/p>
鍔╄絎?/font>鎰忎箟
movsb灝咲S:SI鐨勪竴瀛楄妭澶嶅埗鍒癊S:DI錛屼箣鍚嶴I++銆丏I++
movsw灝咲S:SI鐨勪竴瀛楄妭澶嶅埗鍒癊S:DI錛屼箣鍚嶴I+=2銆丏I+=2
movsd灝咲S:SI鐨勪竴瀛楄妭澶嶅埗鍒癊S:DI錛屼箣鍚嶴I+=4銆丏I+=4

浜庢槸涓婇潰鐨勭▼搴忔敼鍐欎負

cld
mov cx, 128
rep movsd
; 澶嶄綅DF
; 512/4 = 128錛屽叡128涓弻瀛?br />; 琛屽姩錛?/font>

絎竴鍙ld寰堝鏃跺欐槸澶氫綑鐨勶紝鍥犱負瀹為檯鍐欑▼搴忔椂錛屽緢灝戜細鍑虹幇緗瓺F鐨勬儏鍐點備笉榪囧湪姝e紡鍐沖畾鍒犳帀瀹冧箣鍓嶏紝寤鴻浣犱粩緇嗗湴璋冭瘯鑷繁鐨勭▼搴忥紝騫剁‘璁ゆ瘡涓涓兘澶熻蛋鍒拌繖閲岀殑璺緞涓兘涓嶄細灝咲F緗綅銆?/p>

閿欒錛堥潪棰勬湡鐨勶級鐨凞F鏄嵄闄╃殑銆傚畠寰堝彲鑳芥柇閫佹帀浣犵殑紼嬪簭錛屽洜涓鴻繖鐩存帴閫犳垚緙撳啿鍖烘孩鍑?/b>闂銆?/p>

浠涔堟槸緙撳啿鍖烘孩鍑哄憿錛熺紦鍐插尯婧㈠嚭鍒嗕負涓ょ被錛屼竴綾繪槸鍐欏叆緙撳啿鍖轟互澶栫殑鍐呭錛屼竴綾繪槸璇誨彇緙撳啿鍖轟互澶栫殑鍐呭銆傚悗涓縐嶅線寰鏇撮殣钄斤紝浣嗛殢渚垮摢涓涓兘鏈夊彲鑳芥柇閫佹帀浣犵殑紼嬪簭銆?/p>

緙撳啿鍖烘孩鍑哄浜庝竴涓綉緇滄湇鍔℃潵璇村緢鍙兘鏇村姞鍗遍櫓銆傛鏈夋伓鎰忕殑鐢ㄦ埛鑳藉鍒╃敤瀹冩墽琛岃嚜宸卞笇鏈涚殑鎸囦護銆傛湇鍔¢氬父鎷ユ湁鏇撮珮鐨勭壒鏉冿紝鑰岃繖寰堝彲鑳戒細閫犳垚鐗規潈鎻愬崌錛涘嵆浣夸笉鑳芥彁鍗囨敾鍑昏呮嫢鏈夌殑鐗規潈錛屼粬涔熷彲浠ュ埄鐢ㄨ繖縐嶉棶棰樹嬌鏈嶅姟宕╂簝錛屼粠鑰屽艦鎴愪竴嬈℃垚鍔熺殑DoS錛堟嫆緇濇湇鍔★級鏀誨嚮銆傛瘡騫碈ERT鐨勫畨鍏ㄥ叕鍛婁腑錛岄兘鏈?鎴愬乏鍙崇殑闂鏄敱浜庣紦鍐插尯婧㈠嚭閫犳垚鐨勩?/p>

鍦ㄤ嬌鐢ㄦ眹緙栬璦錛屾垨C璇█緙栧啓紼嬪簭鏃訛紝寰堝鏄撳湪鏃犳剰涓紩鍏ョ紦鍐插尯婧㈠嚭銆傜劧鑰屽茍涓嶆槸鎵鏈夌殑璇█閮戒細寮曞叆緙撳啿鍖烘孩鍑洪棶棰橈紝Java鍜孋#錛岀敱浜庢病鏈夋寚閽堬紝騫朵笖緙撳啿鍖洪噰鍙栧姩鎬佸垎閰嶇殑鏂瑰紡錛屾湁鏁堝湴娑堥櫎浜嗛犳垚緙撳啿鍖烘孩鍑虹殑鍦熷¥銆?/p>

姹囩紪璇█涓紝鐢變簬REP*鍓嶇紑閮界敤CX浣滀負璁℃暟鍣紝鍥犳鎯呭喌浼氬ソ涓浜涳紙褰撶劧錛屾湁鏃朵篃浼氭洿緋熺硶錛屽洜涓虹敱浜嶤X鐨勯檺鍒訛紝寰堝彲鑳戒嬌鍘熸湰鍙兘鏀瑰彉紼嬪簭琛屼負鐨勭紦鍐插尯婧㈠嚭鐨勮寖鍥寸緝灝忥紝浠庤屾洿涓洪殣钄斤級銆傞伩鍏嶇紦鍐插尯婧㈠嚭鐨勪竴涓富瑕佹柟娉曞氨鏄粩緇嗘鏌ワ紝榪欏寘鎷袱鏂歸潰錛氳緗悎鐞嗙殑緙撳啿鍖哄ぇ灝忥紝鍜屾牴鎹ぇ灝忕紪鍐欑▼搴忋傞櫎姝や箣澶栵紝闈炲父閲嶈鐨勪竴鐐瑰氨鏄紝鍦ㄦ眹緙栬璦榪欎釜綰у埆鍐欑▼搴忥紝浣犺偗瀹氬笇鏈涘幓鎺夋墍鏈夌殑鏃犵敤鎸囦護錛岀劧鑰屽啀鍘繪帀涔嬪墠錛屼竴瀹氳榪涜涓ユ牸鐨勬祴璇曪紱鏇磋繘涓姝ワ紝濡傛灉鑳藉姞涓婃敞閲婏紝騫墮氳繃鍠勭敤瀹忔潵鍋氳皟璇曟ā寮忔鏌ワ紝寰寰鑳藉杈懼埌鏇村ソ鐨勬晥鏋溿?/p>

3.5 鍏充簬淇濇姢妯″紡涓唴瀛樻搷浣滅殑涓鐐硅鏄?/h3>

姝e3.2鑺傛彁鍒板埌鐨勯偅鏍鳳紝淇濇姢妯″紡涓紝浣犲彲浠ヤ嬌鐢?2浣嶇殑綰挎у湴鍧錛岃繖鎰忓懗鐫鐩存帴璁塊棶4GB鐨勫唴瀛樸傜敱浜庤繖涓師鍥狅紝閫夋嫨鍣ㄤ笉鐢ㄥ儚瀹炴ā寮忎腑孌靛瘎瀛樺櫒閭f牱棰戠箒鍦頒慨鏀廣傞『渚挎彁涓鍙ワ紝榪欎喚鏁欑▼涓墍璇寸殑淇濇姢妯″紡鎸囩殑鏄?86浠ヤ笂鐨勪繚鎶ゆā寮忥紝鎴栬咃紝Microsoft閫氬父縐頒負鈥滃寮烘ā寮忊濈殑閭g銆?/p>

鍦ㄤ負閫夋嫨鍣ㄨ鍏ユ暟鍊肩殑鏃跺欎竴瀹氳闈炲父灝忓績銆傞敊璇殑鏁板煎線寰浼氬鑷存棤鏁堥〉闈㈤敊璇?鍦╓indows涓粡甯稿嚭鐜?)銆傚悓鏃訛紝涔熶笉瑕佸繕璁頒綘鐨勫湴鍧鏄?2浣嶇殑錛岃繖涔熸槸淇濇姢妯″紡鐨勪富瑕佷紭鍔夸箣涓銆?/p>

鐜板湪鍋囪瀛樺湪涓涓弿榪扮鎻忚堪浠庣墿鐞嗙殑0:0寮濮嬬殑鍏ㄩ儴鍐呭瓨錛屽茍宸茬粡鍔犺澆榪汥S(鏁版嵁閫夋嫨鍣?錛屽垯鎴戜滑鍙互閫氳繃涓嬮潰鐨勭▼搴忔潵鎿嶄綔VGA鐨刅RAM錛?/p>
mov edi,0a0000h
mov byte ptr [edi],0fh
; VGA鏄懼瓨鐨勫亸縐婚噺
; 灝嗙涓瀛楄妭鏀逛負0fh

寰堟槑鏄撅紝榪欐瘮瀹炴ā寮忎笅鐨勭▼搴?/p>
mov ax,0a000h
mov ds,ax
mov di,0
mov [di],0fh
; AX -> VGA孌靛湴鍧
; 灝咥X鍊艱澆鍏S
; DI娓呴浂
; 淇敼絎竴瀛楄妭

鐪嬩笂鍘昏鑸掓湇涓浜涖?/p>

3.6 鍫嗘爤

鍒扮洰鍓嶄負姝紝鎮ㄥ凡緇忎簡瑙d簡鍩烘湰鐨勫瘎瀛樺櫒浠ュ強鍐呭瓨鐨勬搷浣滅煡璇嗐備簨瀹炰笂錛屾偍鐜板湪宸茬粡鍙互鍐欏嚭寰堝鐨勫簳灞傛暟鎹鐞嗙▼搴忎簡銆?/p>

涓嬮潰鎴戞潵璇磋鍫嗘爤銆傚爢鏍堝疄鍦ㄤ笉鏄竴涓浜洪檶鐢熺殑鏁版嵁緇撴瀯錛屽畠鏄竴涓?span class="tip" id="oFILO" title="">鍏堣繘鍚庡嚭(FILO)錛?b>鍏堣繘鍚庡嚭(FILO)鏄繖鏍蜂竴涓蹇碉細鏈鍚?/b>鏀捐繘琛ㄤ腑鐨勬暟鎹湪鍙栧嚭鏃?b>鏈鍏?/b>鍑烘潵銆?b>鍏堣繘鍚庡嚭(FILO)鍜?b>鍏堣繘鍏堝嚭(FIFO, 鍜屽厛榪涘悗鍑虹殑瑙勫垯鐩稿弽)錛屼互鍙?b>闅忔満瀛樺彇鏄渶涓昏鐨勪笁縐嶅瓨鍌ㄥ櫒璁塊棶鏂瑰紡銆傚浜庡爢鏍堣岃█錛屾渶鍚庢斁鍏ョ殑鏁版嵁鍦ㄥ彇鍑烘椂鏈鍏堝嚭鐜般傚浜庡瓙紼嬪簭璋冪敤錛岀壒鍒槸閫掑綊璋冪敤鏉ヨ錛岃繖鏄竴涓潪甯告湁鐢ㄧ殑鐗規с傦級鐨勭嚎鎬ц〃錛岃兘澶熷府鍔╀綘瀹屾垚寰堝寰堝ソ鐨勫伐浣溿?/p>

涓涓搧鏉嗙殑姹囩紪璇█紼嬪簭鍛樻湁鏃朵細鍙戠幇緋葷粺鎻愪緵鐨勫瘎瀛樺櫒涓嶅銆傚緢鏄劇劧錛屼綘鍙互浣跨敤鏅氱殑鍐呭瓨鎿嶄綔鏉ュ畬鎴愯繖涓伐浣滐紝灝卞儚C/C++涓墍鍋氱殑閭f牱銆?

娌¢敊錛屾病閿欙紝鍙槸錛屽鏋滄暟鎹錛堟暟鎹夋嫨鍣級浠ュ強鍋忕Щ閲忓彂鐢熷彉鍖栨庝箞鍔烇紵鏇磋繘涓姝ワ紝濡傛灉甯屾湜淇濆瓨鏌愪簺鍦ㄨ繖縐嶆搷浣滀腑鍙兘鍙楀埌褰卞搷鐨勫瘎瀛樺櫒鐨勬椂鍊欐庝箞鍔烇紵紜疄錛屼綘鍙互鎶婁粬浠篃瀛樺埌鑷繁鐨勯偅鐗囧唴瀛樹腑錛岃嚜宸卞疄鐜板爢鏍堛?/p>

澶夯鐑︿簡鈥︹?/p>

鏃㈢劧緋葷粺鎻愪緵浜嗗爢鏍堬紝騫朵笖鎬ц兘姣旇嚜宸卞啓涓浠芥洿濂斤紝閭d箞涓轟粈涔堜笉鐩存帴鍔犱互鍒╃敤鍛紵

緋葷粺鍫嗘爤涓嶄粎浠呮槸涓孌靛唴瀛樸傜敱浜嶤PU瀵瑰畠瀹炴柦綆$悊錛屽洜姝や綘涓嶉渶瑕佽冭檻鍫嗘爤鎸囬拡鐨勪慨姝i棶棰樸傚彲浠ユ妸瀵勫瓨鍣ㄥ唴瀹癸紝鐢氳嚦涓涓珛鍗蟲暟鐩存帴鏀懼埌鍫嗘爤閲岋紝騫跺湪闇瑕佺殑鏃跺欏皢鍏跺彇鍑恒傚悓鏃訛紝緋葷粺騫朵笉瑕佹眰鍙栧嚭鐨勬暟鎹粛鐒跺洖鍒板師鏉ョ殑浣嶇疆銆?/p>

闄や簡鏄懼紡鍦版搷浣滃爢鏍堬紙浣跨敤PUSH鍜孭OP鎸囦護錛変箣澶栵紝寰堝鎸囦護涔熼渶瑕佷嬌鐢ㄥ爢鏍堬紝濡侷NT銆丆ALL銆丩EAVE銆丷ET銆丷ETF銆両RET絳夌瓑銆傞厤瀵逛嬌鐢ㄤ笂榪版寚浠ゅ茍涓嶄細閫犳垚浠涔堥棶棰橈紝鐒惰岋紝濡傛灉浣犳墦綆椾嬌鐢↙EAVE銆丷ET銆丷ETF銆両RET榪欐牱鐨勬寚浠ゅ疄鐜拌煩杞?姣擩MP鏇翠負楹葷儲錛岀劧鑰屾湁鏃訛紝渚嬪鍦ㄥ姞瀵嗚蔣浠朵腑錛屾垨鑰呴渶瑕佷慨鏀硅皟鐢ㄨ呯姸鎬佹椂錛岃繖鏄繀瑕佺殑)鐨勮瘽錛岄偅涔堟垜鐨勫緩璁槸錛屽厛鎼炴竻妤氬畠浠仛鐨勫埌搴曟槸浠涔堬紝騫朵笖錛岀簿紜湴浜嗚В鑷繁瑕佸仛浠涔堛?/p>

姝e鍓嶉潰鎵璇寸殑錛屾湁涓や釜鏄懼紡鍦版搷浣滃爢鏍堢殑鎸囦護錛?/p>
鍔╄絎?/font>

鍔熻兘

PUSH灝嗘搷浣滄暟瀛樺叆鍫嗘爤錛屽悓鏃朵慨姝e爢鏍堟寚閽?/td>
POP灝嗘爤欏跺唴瀹瑰彇鍑哄茍瀛樺埌鐩殑鎿嶄綔鏁頒腑錛屽悓鏃朵慨姝e爢鏍堟寚閽?/td>

鎴戜滑鐜板湪鏉ョ湅鐪嬪爢鏍堢殑鎿嶄綔銆?/p>

鎵ц涔嬪墠

o_5_1.gif

鎵ц浠g爜

mov ax,1234h
mov bx,10
push ax
push bx

涔嬪悗錛屽爢鏍堢殑鐘舵佷負

o_5_2.gif

涔嬪悗錛屽啀鎵ц

pop dx
pop cx

鍫嗘爤鐨勭姸鎬佹垚涓?/p>

o_5_3.gif

褰撶劧錛宒x銆乧x涓殑鍐呭灝嗗垎鍒槸000ah鍜?234h銆?/p>

娉ㄦ剰錛屾渶鍚庤繖寮犲浘涓紝鎴戞病鏈夋姽鍘?234h鍜?00ah錛屽洜涓篜OP鎸囦護騫朵笉浠庡唴瀛樹腑鎶瑰幓鏁板箋備笉榪囧敖綆″姝わ紝鎴戜釜浜轟粛鐒墮潪甯稿弽瀵圭戶緇嬌鐢ㄨ繖涓や釜鏁幫紙浣犲彲浠ラ氳繃淇敼SP鏉ュ啀嬈OP瀹冧滑錛夛紝鐒惰岃繖寰堝鏄撳鑷撮敊璇?/p>

涓瀹氳淇濊瘉鍫嗘爤孌墊湁瓚沖鐨勭┖闂存潵鎵ц涓柇錛屼互鍙婂叾浠栦竴浜涢殣寮忕殑鍫嗘爤鎿嶄綔銆備粎浠呯粺璁USH鐨勬暟閲忓茍鎹璁$畻鍫嗘爤鎵闇鐨勫ぇ灝忓緢鍙兘閫犳垚闂銆?/p>

CALL鎸囦護灝嗚繑鍥炲湴鍧鏀懼埌鍫嗘爤涓傜粷澶у鏁癈/C++緙栬瘧鍣ㄦ彁渚涗簡鈥滃爢鏍堟鏌モ濊繖涓紪璇戦夐」錛屽叾浣滅敤鍦ㄤ簬淇濊瘉C紼嬪簭孌典腑娌℃湁蹇樿瀵瑰爢鏍堜腑澶氫綑鐨勬暟鎹繘琛屾竻鐞嗭紝浠庤屼繚璇佽繑鍥炲湴鍧鏈夋晥銆?/p>

鏈珷灝忕粨

鏈珷涓粙緇嶄簡鍐呭瓨鐨勬搷浣滅殑涓浜涘叆闂ㄧ煡璇嗐傞檺浜庣瘒騫咃紝鎴戜笉鎵撶畻灞曞紑緇嗚鎸囦護錛屽cmps*錛宭ods*錛宻tos*錛岀瓑絳夈傝繖浜涙寚浠ょ殑鐢ㄦ硶鍜屽墠闈粙緇嶇殑movs*鍩烘湰涓鏍鳳紝鍙槸鏈変笉鍚岀殑浣滅敤鑰屽凡銆?/p>

]]>
綆鏄巟86姹囩紪璇█鏁欑▼錛堝洓錛?/title><link>http://www.shnenglu.com/ispfcn/archive/2006/11/03/14630.html</link><dc:creator>緙栫▼涔嬮亾</dc:creator><author>緙栫▼涔嬮亾</author><pubDate>Fri, 03 Nov 2006 10:00:00 GMT</pubDate><guid>http://www.shnenglu.com/ispfcn/archive/2006/11/03/14630.html</guid><wfw:comment>http://www.shnenglu.com/ispfcn/comments/14630.html</wfw:comment><comments>http://www.shnenglu.com/ispfcn/archive/2006/11/03/14630.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.shnenglu.com/ispfcn/comments/commentRss/14630.html</wfw:commentRss><trackback:ping>http://www.shnenglu.com/ispfcn/services/trackbacks/14630.html</trackback:ping><description><![CDATA[鍘熷垱錛氬徃寰掑濺鍗?<br /><br /><h3>絎笁绔?鎿嶄綔鍐呭瓨</h3><p>鍦ㄥ墠闈㈢殑绔犺妭涓紝鎴戜滑宸茬粡浜嗚В浜嗗瘎瀛樺櫒鐨勫熀鏈嬌鐢ㄦ柟娉曘傝屾濡傜粨灝炬彁鍒扮殑閭f牱錛屼粎浠呬嬌鐢ㄥ瘎瀛樺櫒鍋氫竴鐐硅繍綆楁槸娌℃湁浠涔堝お澶ф剰涔夌殑錛屾瘯绔熷畠浠笉鑳戒繚瀛樺お澶氱殑鏁版嵁錛屽洜姝わ紝瀵圭紪紼嬩漢鍛樿岃█錛屼粬鑲畾榪垏鍦板笇鏈涜闂唴瀛橈紝浠ヤ繚瀛樻洿澶氱殑鏁版嵁銆?/p><p>鎴戝皢鍒嗗埆浠嬬粛濡備綍鍦ㄤ繚鎶ゆā寮忓拰瀹炴ā寮忔搷浣滃唴瀛橈紝鐒惰屽湪姝や箣鍓嶏紝鎴戜滑鍏堢啛鎮変竴涓嬭繖涓ょ妯″紡涓唴瀛樼殑緇撴瀯銆?/p><h3>3.1 瀹炴ā寮?/h3><p>浜嬪疄涓婏紝鍦ㄥ疄妯″紡涓紝鍐呭瓨姣斾繚鎶ゆā寮忎腑鐨勭粨鏋勬洿浠や漢鍥版儜銆傚唴瀛樿鍒嗗壊鎴愭錛屽茍涓旓紝鎿嶄綔鍐呭瓨鏃訛紝闇瑕佹寚瀹氭鍜屽亸縐婚噺銆備笉榪囷紝鐞嗚В榪欎簺姒傚康鏄潪甯稿鏄撶殑浜嬫儏銆傝鐪嬩笅闈㈢殑鍥撅細</p><p align="center"><img height="147" alt="o_4_1.gif" src="http://www.shnenglu.com/images/cppblog_com/ispfcn/1308/o_4_1.gif" width="531" border="0" /></p><p>孌?瀵勫瓨鍣ㄨ繖縐嶆牸灞鏄棭鏈熺‖浠剁數璺檺鍒剁暀涓嬬殑涓涓激鐤ゃ傚湴鍧鎬葷嚎鍦ㄥ綋鏃舵湁20-bit銆?/p><p>鐒惰?0-bit鐨勫湴鍧涓嶈兘鏀懼埌16-bit鐨勫瘎瀛樺櫒閲岋紝榪欐剰鍛崇潃鏈?-bit蹇呴』鏀懼埌鍒殑鍦版柟銆傚洜姝わ紝涓轟簡璁塊棶鎵鏈夌殑鍐呭瓨錛屽繀欏諱嬌鐢ㄤ袱涓?6-bit瀵勫瓨鍣ㄣ?/p><p>榪欎竴璁捐涓婄殑鎶樿》鏂規瀵艱嚧浜嗕粖澶╃殑孌?鍋忕Щ閲忔牸灞銆傛渶鍒濈殑璁捐涓紝鍏朵腑涓涓瘎瀛樺櫒鍙湁4-bit鏈夋晥錛岀劧鑰屼負浜嗙畝鍖栫▼搴忥紝涓や釜瀵勫瓨鍣ㄩ兘鏄?6-bit鏈夋晥錛屽茍鍦ㄦ墽琛屾椂姹傚嚭鍔犳潈鍜屾潵鏍囪瘑20-bit鍦板潃銆?/p><p>鍋忕Щ閲忔槸16-bit鐨勶紝鍥犳錛屼竴涓鏄?4KB銆備笅闈㈢殑鍥懼彲浠ュ府鍔╀綘鐞嗚В20-bit鍦板潃鏄浣曞艦鎴愮殑錛?/p><p align="center"><img height="177" alt="o_4_2.gif" src="http://www.shnenglu.com/images/cppblog_com/ispfcn/1308/o_4_2.gif" width="233" border="0" /></p><p>孌?鍋忕Щ閲忔爣璇嗙殑鍦板潃閫氬父璁板仛 <b>孌?鍋忕Щ閲?</b>鐨勫艦寮忋?/p><p>鐢變簬榪欐牱鐨勭粨鏋勶紝涓涓唴瀛樻湁澶氫釜瀵瑰簲鐨勫湴鍧銆備緥濡傦紝0000:0010鍜?001:0000鎸囩殑鏄悓涓鍐呭瓨鍦板潃銆傚張濡傦紝</p><p>0000:1234 = 0123:0004 = 0120:0034 = 0100:0234<br />0001:1234 = 0124:0004 = 0120:0044 = 0100:0244</p><p>浣滀負璐熼潰褰卞搷涔嬩竴錛屽湪孌典笂鍔?鐩稿綋浜庡湪鍋忕Щ閲忎笂鍔?6錛岃屼笉鏄竴涓滃叏鏂扳濈殑孌點傚弽涔嬶紝鍦ㄥ亸縐婚噺涓婂姞16涔熷拰鍦ㄦ涓婂姞1絳変環銆傛煇浜涙椂鍊欙紝鎹璁や負孌電殑鈥滅矑搴︹濇槸16瀛楄妭銆?/p><p><b>緇冧範棰?br /></b>灝濊瘯涓涓嬪皢涓嬮潰鐨勫湴鍧杞寲涓?0bit鐨勫湴鍧錛?/p><table class="code" id="AutoNumber1" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%">2EA8:D678 26CF:8D5F 453A:CFAD 2933:31A6 5924:DCCF<br />694E:175A 2B3C:D218 728F:6578 68E1:A7DC 57EC:AEEA</td></tr></tbody></table><p>紼嶉珮涓浜涚殑瑕佹眰鏄紝鍐欎竴涓▼搴忓皢孌典負AX銆佸亸縐婚噺涓築X鐨勫湴鍧杞崲涓?0bit鐨勫湴鍧錛屽茍淇濆瓨浜嶦AX涓?/p><p>[<span id="hvzpftn" class="tip" id="Answer1" title="">涓婇潰涔犻鐨勭瓟妗?/span>]<br /></p><p dir="ltr"><font style="BACKGROUND-COLOR: #d3d3d3">鍦板潃杞崲<br />2EA8:D678 -> 鐗╃悊鐨?3C0F8<br />694E:175A -> 鐗╃悊鐨?6AC4A<br />26CF:8D5F -> 鐗╃悊鐨?2FA4F<br />2B3C:D218 -> 鐗╃悊鐨?385E8<br />453A:CFAD -> 鐗╃悊鐨?5235D<br />728F:6578 -> 鐗╃悊鐨?78E68<br />2933:31A6 -> 鐗╃悊鐨?2C4D6<br />68E1:A7DC -> 鐗╃悊鐨?735FC<</font></p><p dir="ltr"><font style="BACKGROUND-COLOR: #d3d3d3">緙栫▼<br />shl eax,4<br />add eax,bx<br />娉ㄦ剰 緙栫▼闂絳旀騫朵笉鍞竴錛屼絾緇欏嚭鐨勮繖浠藉弬鑰冪瓟妗堝簲璇ュ凡緇忔槸鈥滀紭鍖栧埌澶粹濅簡銆?/font><br /><br />鎴戜滑鐜板湪鍙互鍐欎竴涓湡姝g殑紼嬪簭浜嗐?/p><p dir="ltr">緇忓吀紼嬪簭錛欻ello, world</p><table class="code" id="AutoNumber2" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td valign="top" align="left" width="50%"><font color="#008000">;;; 搴旇寰楀埌涓涓?9瀛楄妭鐨?com鏂囦歡</font><br /><br />.MODEL TINY<br />.CODE <br /><br />CR equ 13 <br />LF equ 10 <br />TERMINATOR equ '$' <br /><br />ORG 100h <br /><br />Main PROC<br />mov dx,offset sMessage <br />mov ah,9<br />int 21h <br />mov ax,4c00h<br />int 21h<br />Main ENDP<br /><br />sMessage:<br />聽 DB 'Hello, World!'<br />聽 DB CR,LF,TERMINATOR<br /><br />END Main</td><td valign="top" align="left" width="50%"><font color="#008000"><br /><br />; .COM鏂囦歡鐨勫唴瀛樻ā鍨嬫槸鈥楾INY鈥?br />; 浠g爜孌靛紑濮?br /><br />; 鍥炶濺<br />; 鎹㈣<br />; DOS瀛楃涓茬粨鏉熺<br /><br />; 浠g爜璧峰鍦板潃涓篊S:0100h<br /><br /><br />; 浠S:DX鎸囧悜Message<br />; int 21h(DOS涓柇)鍔熻兘9 -<br />; 鏄劇ず瀛楃涓插埌鏍囧噯杈撳嚭璁懼<br />; int 21h鍔熻兘4ch -<br />; 緇堟紼嬪簭騫惰繑鍥濧L鐨勯敊璇唬鐮?br />銆</font><p>銆</p><p><font color="#008000"><br />; 紼嬪簭緇撴潫鐨勫悓鏃舵寚瀹氬叆鍙g偣涓篗ain</font></p></td></tr></tbody></table><p>閭d箞錛屾垜浠渶瑕佽В閲婂緢澶氫笢瑗褲?/p><p>棣栧厛錛屼綔涓烘眹緙栬璦鐨勬娊璞★紝C璇█鎷ユ湁鈥滄寚閽堚濊繖涓暟鎹被鍨嬨傚湪姹囩紪璇█涓紝鍑犱箮鎵鏈夊鍐呭瓨鐨勬搷浣滈兘鏄敱瀵圭粰瀹氬湴鍧鐨勫唴瀛樿繘琛岃闂潵瀹屾垚鐨勩傝繖鏍鳳紝鍦ㄦ眹緙栬璦涓紝緇濆ぇ澶氭暟鎿嶄綔閮借鍜屾寚閽堜駭鐢熸垨澶氭垨灝戠殑鑱旂郴銆?/p><p>榪欓噷鎴戞兂寮鴻皟鐨勬槸錛岀敱浜庤繖涓鐗規э紝姹囩紪璇█涓悓鏍蜂細鍑虹幇C紼嬪簭涓父瑙佺殑緙撳啿鍖烘孩鍑洪棶棰樸傚鏋滀綘姝e湪璁捐涓涓笌瀹夊叏鏈夊叧鐨勭郴緇燂紝閭d箞鏈濂芥槸浠旂粏媯鏌ヤ綘鐢ㄥ埌鐨勬瘡涓涓覆錛屼緥濡傦紝瀹冧滑鏄惁涓瀹氳兘澶熶互浣犻鏈熺殑鏂瑰紡緇撴潫錛屼互鍙婏紙濡傛灉浣跨敤鐨勮瘽錛変綘鐨勭紦鍐插尯鏄惁鑳戒繚璇佸疄闄呭彲鑳借緭鍏ョ殑鏁版嵁涓嶈鍐欏叆鍒板畠浠ュ鐨勫湴鏂廣備綔涓轟竴涓眹緙栬璦紼嬪簭鍛橈紝浣犳湁涔夊姟媯鏌ユ瘡涓琛屼唬鐮佺殑鍙敤鎬с?/p><p>紼嬪簭涓殑equ浼寚浠ゆ槸瀹忔眹緙栫壒鏈夌殑錛屽畠鐨勬剰鎬濇帴榪戜簬C鎴朠ascal涓殑const錛堝父閲忥級銆傚鏁版儏鍐典笅錛宔qu浼寚浠ゅ茍涓嶄負絎﹀彿鍒嗛厤絀洪棿銆?/p><p>姝ゅ錛屾眹緙栫▼搴忔墽琛屼竴欏規搷浣滄槸闈炲父綣佺悙鐨勶紝閫氬父錛屽湪瀵逛笌鏁堢巼瑕佹眰涓嶉珮鐨勫湴鏂癸紝鎴戜滑涔犳儻浣跨敤緋葷粺鎻愪緵鐨勪腑鏂湇鍔℃潵瀹屾垚浠誨姟銆備緥濡傛湰渚嬩腑鐨勪腑鏂?1h錛屽畠鏄疍OS鏃朵唬鐨勪腑鏂湇鍔★紝鍦╓indows涓紝瀹冧篃琚涓烘槸Windows API鐨勪竴閮ㄥ垎錛堣繖涓鐐瑰彲浠ュ湪Microsoft鐨勬枃妗d腑鏌ュ埌錛夈備腑鏂彲浠ヨ鐞嗚В涓洪珮綰ц璦涓殑瀛愮▼搴忥紝浣嗗張涓嶅畬鍏ㄤ竴鏍封斺斾腑鏂嬌鐢ㄧ郴緇熸爤鏉ヤ繚瀛樺綋鍓嶇殑鏈哄櫒鐘舵侊紝鍙互鐢辯‖浠跺彂璧鳳紝閫氳繃淇敼鏈哄櫒鐘舵佸瓧鏉ュ弽棣堜俊鎭紝絳夌瓑銆?/p><p>閭d箞錛屾渶鍚庝竴孌甸氳繃DB瀛樻斁鐨勬暟鎹埌搴曚繚瀛樺湪鍝噷浜嗗憿錛熺瓟妗堟槸绱ф尐鐫浠g爜瀛樻斁銆傚湪姹囩紪璇█涓紝DB鍜屾櫘閫氱殑鎸囦護鐨勫湴浣嶆槸鐩稿悓鐨勩傚鏋滀綘鐨勬眹緙栫▼搴忓茍涓嶇煡閬撴柊鐨勫姪璁扮錛堜緥濡傦紝鏂扮殑澶勭悊鍣ㄤ笂鐨凜PUID鎸囦護錛夛紝鑰屼綘寰堟竻妤氾紝閭d箞鍙互鐢―B 鏈哄櫒鐮佺殑鏂瑰紡寮鴻鍐欎笅鎸囦護銆傝繖鎰忓懗鐫錛屼綘鍙互瓚呰秺姹囩紪鍣ㄧ殑鑳藉姏鎾板啓姹囩紪紼嬪簭錛岀劧鑰岋紝鐩存帴鐢ㄦ満鍣ㄧ爜緙栫▼鏄嚑涔庤偗瀹氭槸涓浠惰垂鍔涗笉璁ㄥソ鐨勪簨鈥斺旀眹緙栧櫒鍘傚晢浼氱粡甯告洿鏂板畠鎵鏀寔鐨勬寚浠ら泦浠ラ傚簲甯傚満闇瑕侊紝鑰屼笖錛屼綘鍙互鏈熷緟浣犵殑姹囩紪鍏惰兘澶熶駭鐢熸紜殑浠g爜錛屽洜涓烘満鍣ㄦ煡琛ㄦ槸涓嶄細鍑洪敊鐨勩傛棦鐒舵満鍣ㄨ兘澶熷府鎴戜滑鍋氬皢紼嬪簭杞崲涓轟唬鐮佽繖浠朵簨鎯咃紝閭d箞涓轟粈涔堜笉璁╁畠鏉ュ仛鍛紵</p><p>緇嗗績鐨勮鑰呬笉闅懼彂鐜幫紝鍦ㄧ▼搴忎腑鎴戜滑娌℃湁瀵笵S榪涜璧嬪箋傞偅涔堬紝榪欐槸鍚︽剰鍛崇潃紼嬪簭鐨勭粨鏋滃皢鏄笉鍙嫻嬬殑鍛紵絳旀鏄惁瀹氱殑銆侱OS錛堟垨Windows涓殑MS-DOS VM錛夊湪鍔犺澆.com鏂囦歡鐨勬椂鍊欙紝浼氬瀵勫瓨鍣ㄨ繘琛屽緢澶氬垵濮嬪寲銆?com鏂囦歡琚檺鍒朵負灝忎簬64KB錛岃繖鏍鳳紝瀹冪殑浠g爜孌點佹暟鎹閮借瑁呭叆鍚屾牱鐨勬暟鍊鹼紙鍗籌紝鍒濆鐘舵佷笅DS=CS錛夈?/p><p>涔熻浼氭湁浜鴻錛屸滃樋錛岃繖鍚搗鏉ヤ笉澶ソ錛屼竴涓?4KB鐨勭▼搴忚兘鍋氬緱浜嗕粈涔堝憿錛熻繕鏈夛紝浣犲惞寰楀ぉ鑺變貢鍧犵殑鍫嗘爤孌靛湪浠涔堝湴鏂癸紵鈥濋偅涔堬紝鎴戜滑鏉ョ湅鐪嬩笅闈㈣繖涓柊鐨凥ello world紼嬪簭錛屽畠鏄竴涓狤XE鏂囦歡錛屽湪DOS瀹炴ā寮忎笅榪愯銆?/p><table class="code" id="AutoNumber2" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td valign="top" align="left" width="50%"><font color="#008000">;;; 搴旇寰楀埌涓涓?61 瀛楄妭鐨凟XE鏂囦歡</font><br /><br />.MODEL SMALL<br />.STACK 200h<br /><br />CR equ 13<br />LF equ 10<br />TERMINATOR equ '$'<br /><br />.DATA<br /><br />Message DB 'Hello, World !'<br />聽 DB CR,LF,TERMINATOR<br /><br />.CODE<br /><br />Main PROC<br />mov ax, DGROUP<br />mov ds, ax<br /><br />mov dx, offset Message<br />mov ah, 9<br />int 21h<br /><br />mov ax, 4c00h<br />int 21h<br />Main ENDP<br /><br />END main</td><td valign="top" align="left" width="50%">銆 <p><font color="#008000">; 閲囩敤鈥淪MALL鈥濆唴瀛樻ā鍨?br />; 鍫嗘爤孌?/font></p><p><font color="#008000">; 鍥炶濺<br />; 鎹㈣<br />; DOS瀛楃涓茬粨鏉熺</font></p><p><font color="#008000">; 瀹氫箟鏁版嵁孌?/font></p><p><font color="#008000">; 瀹氫箟鏄劇ず涓?/font></p><p><font color="#008000">; 瀹氫箟浠g爜孌?/font></p><p><font color="#008000"><br />; 灝嗘暟鎹<br />; 鍔犺澆鍒癉S瀵勫瓨鍣?/font></p><p><font color="#008000">; 璁劇疆DX<br />; 鏄劇ず</font></p><p><font color="#008000"><br />; 緇堟紼嬪簭</font></p></td></tr></tbody></table><p>561瀛楄妭錛熷疄鐜扮浉鍚屽姛鑳界殑紼嬪簭澶т簡榪欎箞澶氾紒涓轟粈涔堝憿錛熸垜浠湅鍒幫紝紼嬪簭鎷ユ湁浜嗗畬鏁寸殑鍫嗘爤孌點佹暟鎹銆佷唬鐮佹錛屽叾涓爢鏍堟瓚寵凍鍗犳帀浜?12瀛楄妭錛屽叾浣欑殑鍩烘湰涓婃病浠涔堝彉鍖栥?/p><p>鍒嗘垚澶氫釜孌墊湁浠涔堝ソ澶勫憿錛熼鍏堬紝瀹冭紼嬪簭鏄懼緱鏇村姞娓呮櫚鈥斺斾綘鑲畾鏇存効鎰忕湅涓涓粨鏋勬竻妤氱殑紼嬪簭錛屼唬鐮佷腑hard-coded鐨勫瓧絎︿覆銆佹暟鎹浜鴻寰楄垂瑙c傛瘮濡傦紝mov dx, 0152h鑲畾涓嶅mov dx, offset Message鏉ョ殑浜插垏銆傛澶栵紝閫氳繃鍒嗘浣犲彲浠ヤ嬌鐢ㄦ洿澶氱殑鍐呭瓨錛屾瘮濡傦紝浠g爜孌佃吘鍑虹殑絀洪棿鍙互鍋氭洿澶氱殑浜嬫儏銆俥xe鏂囦歡鍙︿竴涓惛寮曚漢鐨勫湴鏂規槸瀹冭兘澶熷疄鐜扳滈噸瀹氫綅鈥濄傜幇鍦ㄤ綘涓嶉渶瑕佹寚瀹氱▼搴忓叆鍙g偣鐨勫湴鍧浜嗭紝鍥犱負緋葷粺浼氭壘鍒頒綘鐨勭▼搴忓叆鍙g偣錛岃屼笉鏄鏉跨殑100h銆?/p><p>紼嬪簭涓殑絎﹀彿涔熶細鍦ㄧ郴緇熷姞杞界殑鏃跺欓噸鏂拌祴浜堟柊鐨勫湴鍧銆俥xe紼嬪簭鑳藉淇濊瘉浣犵殑璁捐瀹規槗鍦拌瀹炵幇錛屼笉闇瑕佽冭檻澶鐨勭粏鑺傘?/p><p>褰撶劧錛屾垜浠殑涓昏鐩殑鏄皢姹囩紪璇█浣滀負楂樼駭璇█鐨勪竴涓湁鐢ㄧ殑琛ュ厖銆傚鎴戝湪寮濮嬫彁鍒扮殑閭f牱錛岀湡姝e畬鍏ㄧ敤姹囩紪璇█瀹炵幇鐨勭▼搴忎笉涓瀹氬氨濂斤紝鍥犱負瀹冧笉渚夸簬緇存姢錛岃屼笖錛岀敱浜庣粨鏋勭殑鍘熷洜錛屼綘涔熶笉澶鏄撶‘淇濆畠鏄紜殑錛涙眹緙栬璦鏄竴縐嶉潪緇撴瀯鍖栫殑璇█錛岃皟璇曚竴涓簿蹇冭璁$殑姹囩紪璇█紼嬪簭錛屽嵆浣垮浜庝竴涓佹墜鏉ヨ涔熶笉鍟繪槸涓鍦烘伓姊︼紝鍥犱負浣犲緢鍙兘鎺夊埌鍒漢棰勮鐨勨滈櫡闃扁濅腑鈥斺旇繖浜涙妧宸х‘瀹炴彁楂樹簡浠g爜鎬ц兘錛岀劧鑰屼綘寰堝彲鑳戒笉鐞嗚В瀹冿紝浜庢槸浣犳妸瀹冩敼鎺夛紝鎺ョ潃灝卞彂鐜扮▼搴忓交搴曡觸鎺変簡銆備嬌鐢ㄦ眹緙栬璦鍔犲己楂樼駭璇█紼嬪簭鏃訛紝浣犺鍋氱殑閫氬父鍙槸浣跨敤姹囩紪鎸囦護錛岃屼笉蹇呮惌寤哄畬鏁寸殑姹囩紪紼嬪簭銆傜粷澶у鏁幫紙涔熸槸鐩墠鎴戦亣鍒扮殑鍏ㄩ儴錛塁/C++緙栬瘧鍣ㄩ兘鏀寔鍐呭祵姹囩紪錛屽嵆鍦ㄧ▼搴忎腑浣跨敤姹囩紪璇█錛岃屼笉蹇呮挵鍐欏崟鐙殑姹囩紪璇█紼嬪簭鈥斺旇繖鍙互鑺傜渷浣犵殑涓嶅皯綺懼姏錛屽洜涓哄墠闈㈣榪扮殑閭d簺浼寚浠わ紝濡俥qu絳夛紝閮藉彲浠ョ敤浣犵啛鎮夌殑楂樼駭璇█鏂瑰紡鏉ョ紪鍐欙紝緙栬瘧鍣ㄤ細鎶婂畠杞崲涓洪傚綋鐨勫艦寮忋?/p><p>闇瑕佽鏄庣殑鏄紝鍦ㄩ珮綰ц璦涓竴瀹氳娉ㄦ剰緙栬瘧緇撴灉銆傜紪璇戝櫒浼氬浣犵殑姹囩紪紼嬪簭鍋氫竴浜涗慨鏀癸紝榪欎笉涓瀹氱鍚堜綘鐨勮姹傦紙闄勫甫璇翠竴鍙ワ紝鏈夋椂緙栬瘧鍣ㄤ細寰堣仾鏄庡湴璋冩暣鎸囦護欏哄簭鏉ユ彁楂樻ц兘錛岃繖縐嶆儏鍐典笅鏈濂芥祴璇曚竴涓嬪摢縐嶅啓娉曠殑鏁堟灉鏇村ソ錛夛紝姝ゆ椂闇瑕佸仛涓浜涙洿娣卞叆鐨勪慨鏀癸紝鎴栬呯敤db鏉ュ己鍒剁紪鐮併?/p><h3>3.2 淇濇姢妯″紡</h3><p>瀹炴ā寮忕殑涓滆タ璇村緱澶浜嗭紝灝界鎴戝凡緇忓垹鎺変簡璁稿涓滆タ錛屽茍鎶婁竴浜涘師鍒欐х殑闂鎷垮埌浜嗚繖涓鑺傝璁恒傝繖鏍峰仛涓嶆槸娌℃湁鐞嗙敱鐨勨斺斾繚鎶ゆā寮忔墠鏄幇鍦ㄧ殑紼嬪簭錛堥櫎浜嗘搷浣滅郴緇熺殑搴曞眰鍚姩浠g爜錛夋渶甯哥敤鐨凜PU妯″紡銆備繚鎶ゆā寮忔彁渚涗簡寰堝浠や漢鑰崇洰涓鏂扮殑鍔熻兘錛屽寘鎷唴瀛樹繚鎶わ紙榪欐槸淇濇姢妯″紡榪欎釜鍚嶅瓧鐨勬潵婧愶級銆佽繘紼嬫敮鎸併佹洿澶х殑鍐呭瓨鏀寔錛岀瓑絳夈?/p><p>瀵逛簬涓涓紪紼嬩漢鍛樻潵璇達紝鑳解滃伔鎳掆濇槸涓浠朵護浜烘剦蹇殑浜嬫儏銆傝繖閲屸滃伔鎳掆濇槸璇存妸鈥滃簲璇モ濈敱緋葷粺鍋氱殑浜嬫儏鍋氱殑浜嬫儏鍏ㄩ兘浜ょ粰緋葷粺銆備負浠涔堝憿錛熻繖鍑鴻嚜涓涓熀鏈濇兂鈥斺斾漢鎬繪湁鐘敊璇殑鏃跺欙紝鐒惰岃鍒欎笉浼氾紝姝g‘鍦頒簡瑙h鍒欎箣鍚庯紝浣犲彲浠ユ湡寰呭畠鍍忎綘鎵浜嗚В鐨勯偅鏍鋒墽琛屻傚浜嶤紼嬪簭鏉ヨ錛屼綘鑷繁鐢–璇█鍐欑殑瀹炵幇鐩稿悓鍔熻兘鐨勫嚱鏁伴氬父娌℃湁緋葷粺鎻愪緵鐨勫嚱鏁版ц兘濂斤紙闄ら潪浣犵敤浜嗘瘮鍑芥暟搴撳ソ寰堝鐨勭畻娉曪級錛屽洜涓虹郴緇熺殑鍑芥暟寰寰浣跨敤浜嗘洿濂界殑浼樺寲錛岀敋鑷沖彲鑳戒笉鏄敤C璇█鐩存帴緙栧啓鐨勩?/p><p>褰撶劧錛屸滃伔鎳掆濈殑鎰忔濇槸璇達紝鎶婇偅浜涘簲璇ヨ鏈哄櫒鍋氱殑浜嬫儏浜ょ粰璁$畻鏈烘潵鍋氾紝鍥犱負瀹冨仛寰楁洿濂姐傛垜浠簲璇ユ妸綺懼姏闆嗕腑鍒拌璁$畻娉曪紝鑰屼笉鏄紪鍐欐簮浠g爜鏈韓涓婏紝鍥犱負緙栬瘧鍣ㄥ嚑涔庡彧鑳藉仛絳変環浼樺寲錛岃屽疄鐜扮浉鍚屽姛鑳斤紝浣嗕嬌鐢ㄦ洿濂界畻娉曠殑紼嬪簭瀹炵幇錛屽垯鍑犱箮鍙兘鐢變漢鑷繁瀹屾垚銆?/p><p>涓句釜渚嬪瓙錛岃繖鏍蜂竴涓嚱鏁幫細</p><table class="code" id="AutoNumber3" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><font color="#0000ff">int</font> fun(){<br />聽 <font color="#0000ff">int</font> a=0;<br />聽 <font color="#0000ff">register int </font>i;<br />聽 <font color="#0000ff">for</font>(i=0; i<1000; i++) a+=i;<br />聽 <font color="#0000ff">return</font> a;<br />}</td></tr></tbody></table><p>鍦ㄦ煇縐嶇紪璇戞ā寮廩DEBUG]涓嬭緙栬瘧涓?/p><table class="code" id="AutoNumber4" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="50%">push ebp<br />mov ebp,esp<br />sub esp,48h<br />push ebx<br />push esi<br />push edi<br />lea edi,[ebp-48h]<br />mov ecx,12h<br />mov eax,0CCCCCCCCh<br />rep stos dword ptr [edi]<br />mov dword ptr [ebp-4],0<br />mov dword ptr [ebp-8],0<br />jmp fun+31h<br />mov eax,dword ptr [ebp-8]<br />add eax,1<br />mov dword ptr [ebp-8],eax<br />cmp dword ptr [ebp-8],3E8h<br />jge fun+45h<br />mov ecx,dword ptr [ebp-4]<br />add ecx,dword ptr [ebp-8]<br />mov dword ptr [ebp-4],ecx<br />jmp fun+28h<br />mov eax,dword ptr [ebp-4]<br />pop edi<br />pop esi<br />pop ebx<br />mov esp,ebp<br />pop ebp<br />ret</td><td valign="top" width="50%"><font color="#008000">; 瀛愮▼搴忓叆鍙?/font><p><font color="#008000"><br />; 淇濇姢鐜板満<br /><br /><br />; 鍒濆鍖栧彉閲?璋冭瘯鐗堟湰鐗規湁銆?br />; 鏈川鏄湪鍫嗕腑鎸栦竴鍧楀湴鍎匡紝瀛楥CCCCCCC銆?br />; 鐢ㄤ覆鎿嶄綔榪涜錛岃繖灝嗗彂鎸ntel澶勭悊鍣ㄤ紭鍔?br />; 鈥榓=0鈥?br />; 鈥榠=0鈥?/font></p><p><font color="#008000">; 璧扮潃<br />; i++<br /><br /><br />; i<1000?<br /><br /><br />; a+=i;<br /><br />; return a;</font></p><p><font color="#008000">; 鎭㈠鐜板満</font></p><p>銆</p><p><font color="#008000">; 榪斿洖</font></p></td></tr></tbody></table><p>鑰屽湪鍙︿竴縐嶆ā寮廩RELEASE/MINSIZE]涓嬪嵈琚紪璇戜負</p><table class="code" id="AutoNumber5" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="50%">xor eax,eax<br />xor ecx,ecx<br />add eax,ecx<br />inc ecx<br />cmp ecx,3E8h<br />jl fun+4<br />ret</td><td valign="top" width="50%"><p dir="ltr"><font color="#008000">; a=0;<br />; i=0;<br />; a+=i;<br />; i++;<br />; i<1000?<br />; 鏄?>緇х畫緇х畫<br />; return a</font></p></td></tr></tbody></table><p>濡傛灉璁╂垜鏉ュ啓錛屽鍗婁細鍐欐垚</p><table class="code" id="AutoNumber6" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="50%">mov eax, 079f2ch<br />ret</td><td width="50%"><p dir="ltr"><font color="#008000">; return 499500</font></p></td></tr></tbody></table><p>涓轟粈涔堣繖鏍峰啓鍛紵鎴戜滑鐪嬪埌錛宨鏄竴涓鐣屼笉鑳藉獎鍝嶃佷篃鏃犳硶鑾風煡鐨勫唴閮ㄧ姸鎬侀噺銆備綔涓鴻繖孌電▼搴忔潵璇達紝瀵瑰畠鐨勮綆楀浜庣粨鏋滃茍娌℃湁鐩存帴鐨勫獎鍝嶁斺斿畠鐨勫瓨鍦ㄤ笉榪囨槸鏂逛究綆楁硶鎻忚堪鑰屽凡銆傚茍涓旀垜浠湅鍒扮殑錛岃繖孌電▼搴忓疄闄呬笂鏃犺鎵ц澶氬皯嬈★紝鍏剁粨鏋滈兘涓嶄細鍙戠敓鍙樺寲錛屽洜姝わ紝鐩存帴榪斿洖璁$畻緇撴灉灝卞彲浠ヤ簡錛岃綆楁槸澶氫綑鐨勶紙濡傛灉璇翠竴瀹氳綆楋紝閭d箞搴旇鏄紪璇戝櫒鍦ㄧ紪璇戣繃紼嬩腑瀹屾垚瀹冿級銆?/p><p>鏇磋繘涓姝ワ紝鎴戜滑鐢氳嚦甯屾湜緙栬瘧鍣ㄨ兘澶熺洿鎺ユ妸榪欎釜鍑芥暟鍙樻垚涓涓鍙峰父閲忥紝榪欐牱榪炴搷浣滃爢鏍堢殑榪囩▼涔熺渷鎺変簡銆?/p><p>絎笁縐嶇粨鏋滃睘浜庘滅瓑鏁堚濅唬鐮侊紝鑰屼笉鏄滅瓑浠封濅唬鐮併備綔涓虹敤鎴鳳紝寰堝鏃跺欐槸甯屾湜緙栬瘧鍣ㄨ繖鏍峰仛鐨勶紝鐒惰岀敱浜庣洰鍓嶇殑鎶鏈皻涓嶆垚鐔燂紝鏈夋椂榪欑鍋氭硶浼氶犳垚涓浜涢棶棰橈紙gcc鍜実++鐨勯《綰т紭鍖栧彲浠ラ犳垚緙栬瘧鍑虹殑FreeBSD鍐呮牳琛屼負寮傚父錛岃繖鏄垜鍦‵reeBSD涓婇亣鍒扮殑鍞竴涓嬈¤蔣浠跺師鍥犵殑kernel panic錛夛紝鍥犳錛屽茍涓嶆槸鎵鏈夌殑緙栬瘧鍣ㄩ兘榪欐牱鍋氾紙鍙︿竴鏂歸潰鐨勫師鍥犳槸錛屽鏋滅紪璇戝櫒鍦ㄨ繖鏂歸潰鍋氱殑澶繃鐏紝渚嬪鑷姩姹傝В鍏ㄩ儴鈥滃浐瀹氣濋棶棰橈紝閭d箞濡傛灉浣犵殑紼嬪簭鏄В鍐沖浐瀹氱殑闂鈥滃緢澶р濓紝濡傛眰瑙h糠瀹紝閭d箞鍦ㄧ紪璇戣繃紼嬩腑浣犲氨浼氭壘閿ゅ瓙鏉ョ牳璁$畻鏈轟簡錛夈傜劧鑰岋紝浣滀負緙栬瘧鍣ㄥ埗閫犲晢錛屼負浜嗘彁楂樿嚜宸辯殑浜у搧鐨勭珵浜夊姏錛屽線寰浼氫嬌鐢ㄧ涓夌浠g爜鏉ュ仛鍑芥暟搴撱傛濡傚墠闈㈡墍鎻愬埌鐨勯偅鏍鳳紝榪欑浼樺寲寰寰涓嶆槸緙栬瘧鍣ㄦ湰韜殑浣滅敤錛屽敖綆$幇浠g紪璇戠▼搴忔嫢鏈夌紪璇戞墽琛屻佸驚鐜唬鐮佸鎻愩佹棤鐢ㄤ唬鐮佸幓闄ょ瓑璇稿浼樺寲鍔熻兘錛屼絾瀹冮兘涓嶈兘淇濊瘉紼嬪簭鏈浼樸傛渶鍚庝竴縐嶄唬鐮佹亹鎬曞緢灝戞湁緙栬瘧鍣ㄨ兘澶熷仛鍒幫紝涓嶄俊浣犲彲浠ョ敤鑷繁甯哥敤鐨勭紪璇戝櫒鍔犱笂鍚勭浼樺寲閫夐」璇曡瘯:)</p><p>鍙戠幇浠涔堜簡鍚楋紵涓夌浠g爜涓紝瀵逛簬鍐呭瓨鐨勮闂竴涓瘮涓涓皯銆傝繖鏍峰仛鐨勭悊鐢辨槸錛屽敖鍙兘鍦板埄鐢ㄥ瘎瀛樺櫒騫跺噺灝戝鍐呭瓨鐨勮闂紝鍙互鎻愰珮浠g爜鎬ц兘銆傚湪鏌愪簺鎯呭喌涓嬶紝浣夸唬鐮佹棦灝忓張蹇槸鍙兘鐨勩?/p><p>涔﹀綊姝d紶錛屾垜浠潵璇磋淇濇姢妯″紡鐨勫唴瀛樻ā鍨嬨備繚鎶ゆā寮忕殑鍐呭瓨鍜屽疄妯″紡鏈夊緢澶氬叡鍚屼箣澶勩?/p><p align="center"><img height="190" alt="o_4_3.gif" src="http://www.shnenglu.com/images/cppblog_com/ispfcn/1308/o_4_3.gif" width="519" border="0" /></p><p>姣棤鐤戦棶錛屼互'protected mode'(淇濇姢妯″紡), 'global descriptor table'(鍏ㄥ眬鎻忚堪絎﹁〃), 'local descriptor table'(鏈湴鎻忚堪絎﹁〃)鍜?selector'(閫夋嫨鍣?鎼滅儲錛屼綘浼氬緱鍒板畬鏁翠粙緇嶅畠浠殑澶ч噺淇℃伅銆?/p><p>淇濇姢妯″紡涓庡疄妯″紡鐨勫唴瀛樼被浼鹼紝鐒惰岋紝瀹冧滑涔嬮棿鏈澶х殑鍖哄埆灝辨槸淇濇姢妯″紡鐨勫唴瀛樻槸鈥滅嚎鎬р濈殑銆?/p><p>鏂扮殑璁$畻鏈轟笂錛?2-bit鐨勫瘎瀛樺櫒宸茬粡涓嶆槸浠涔堟柊椴滀簨錛堝鏋滀綘鍝ぉ鍚浣犵殑CPU鐨勫瘎瀛樺櫒涓嶆槸32-bit鐨勶紝閭d箞瀹冣斺旂畝鐩村彲浠ヨ偗瀹氬湴璇粹斺旂殑瀛楅暱瑕佹瘮32-bit榪樿澶氥傛柊鐨勪釜浜烘満涓婂凡緇忓紑濮嬮愭閲囩敤64-bit鐨凜PU浜嗭級錛屾崲璦涔嬶紝瀹為檯涓婃/鍋忕Щ閲忚繖涓鏍煎眬宸茬粡涓嶅啀闇瑕佷簡銆傚敖綆″姝わ紝鍦ㄧ戶緇湅淇濇姢妯″紡鍐呭瓨緇撴瀯鏃訛紝浠嶈璁頒綇孌?鍋忕Щ閲忕殑姒傚康銆備笉濡ㄦ妸孌靛瘎瀛樺櫒鐪嬩綔瀵逛簬淇濇姢妯″紡涓殑閫夋嫨鍣ㄧ殑涓涓ā鎷熴傞夋嫨鍣ㄦ槸鍏ㄥ眬鎻忚堪絎﹁〃(Global Descriptor Table, GDT)鎴栨湰鍦版弿榪扮琛?Local Descriptor Table, LDT)鐨勪竴涓寚閽堛?/p><p>濡傚浘鎵紺猴紝GDT鍜孡DT鐨勬瘡涓涓」鐩兘鎻忚堪涓鍧楀唴瀛樸備緥濡傦紝涓涓」鐩腑鍖呭惈浜嗘煇鍧楄鎻忚堪鐨勫唴瀛樼殑鐗╃悊鐨勫熀鍦板潃銆侀暱搴︼紝浠ュ強鍏朵粬涓浜涚浉鍏充俊鎭?/p><p>淇濇姢妯″紡鏄竴涓潪甯擱噸瑕佺殑姒傚康錛屽悓鏃朵篃鏄洰鍓嶆挵鍐欏簲鐢ㄧ▼搴忔椂錛屾渶甯哥敤鐨凜PU妯″紡錛堣繍琛屽湪鏂扮殑璁$畻鏈轟笂鐨勬搷浣滅郴緇熷緢灝戞湁鍦ㄥ疄妯″紡涓嬭繍琛岀殑錛夈?/p><p>涓轟粈涔堝彨淇濇姢妯″紡鍛紵瀹冣滀繚鎶も濅簡浠涔堬紵絳旀鏄繘紼嬬殑鍐呭瓨銆備繚鎶ゆā寮忕殑涓昏鐩殑鍦ㄤ簬鍏佽澶氫釜榪涚▼鍚屾椂榪愯錛屽茍淇濇姢瀹冧滑鐨勫唴瀛樹笉鍙楀叾浠栬繘紼嬬殑渚電姱銆傝繖鏈夌偣綾諱技浜嶤++涓殑鏈哄埗錛岀劧鑰屽畠鐨勫己鍒跺姏瑕佸ぇ寰楀銆傚鏋滀綘鐨勮繘紼嬪湪淇濇姢妯″紡涓嬩互涓嶆伆褰撶殑鏂瑰紡璁塊棶浜嗗唴瀛橈紙渚嬪錛屽啓浜嗏滃彧璇燴濆唴瀛橈紝鎴栬浜嗕笉鍙鐨勫唴瀛橈紝絳夌瓑錛夛紝閭d箞CPU灝變細浜х敓涓涓紓甯搞傝繖涓紓甯稿皢浜ょ粰鎿嶄綔緋葷粺澶勭悊錛岃岃繖縐嶅鐞嗭紝鍋囧浣犵殑紼嬪簭娌℃湁鐗瑰埆璇存槑鎿嶄綔緋葷粺璇ュ浣曞鐞嗙殑璇濓紝涓鑸氨鏄潃鎺夊仛閿欎簡浜嬫儏鐨勮繘紼嬨?/p><p>鎴戝儚榪欐牱鐨勫璇濇澶у涓瀹氶潪甯哥啛鎮夛紙涓存椂鍐欎簡涓涓▼搴忔晠鎰忛犳垚鐨勯敊璇級錛?/p><p align="center"><img height="139" alt="o_4_4.gif" src="http://www.shnenglu.com/images/cppblog_com/ispfcn/1308/o_4_4.gif" width="446" border="0" /></p><p>濂界殑錛屽彧鏄竴涓▼搴忓穿婧冧簡錛岃屾搷浣滅郴緇熺殑鍏朵粬榪涚▼鐓у父榪愯錛堝悓鏍風殑紼嬪簭鍦―OS涓嚑涔庢槸鏉夸笂閽夐拤鐨勬鏈猴紝鍥犱負NULL鎸囬拡鐨勪綅緗伆濂芥槸涓柇鍚戦噺琛級錛屼綘鐢氳嚦榪樺彲浠ヨ皟璇曞畠銆?/p><p>淇濇姢妯″紡榪樻湁鍏朵粬寰堝濂藉錛屽湪姝ゅ氨涓嶄竴涓璧樿堪浜嗐傚疄妯″紡鍜屼繚鎶ゆā寮忎箣闂寸殑鍒囨崲闂鎴戞墦綆楁斁鍦ㄥ悗闈㈢殑鈥滈珮綰ф妧宸р濅竴绔犳潵璁詫紝鍥犱負澶氭暟紼嬪簭騫朵笉娑夊強榪欎釜銆?/p><p>浜嗚В浜嗗唴瀛樼殑鏍煎眬錛屾垜浠氨鍙互榪涘叆涓嬩竴鑺傗斺旀搷浣滃唴瀛樹簡銆?/p><h3>3.3 鎿嶄綔鍐呭瓨</h3><p>鍓嶄袱鑺備腑錛屾垜浠粙緇嶄簡瀹炴ā寮忓拰淇濇姢妯″紡涓嬌鐢ㄧ殑涓嶅悓鐨勫唴瀛樻牸灞銆傜幇鍦ㄥ紑濮嬭В閲婂浣曚嬌鐢ㄨ繖浜涚煡璇嗐?/p><p>鍥炲繂涓涓嬪墠闈㈡垜浠榪囩殑錛屽瘎瀛樺櫒鍙互鐢ㄤ綔鍐呭瓨鎸囬拡銆傜幇鍦紝鏄粬浠彂鎸ヤ綔鐢ㄧ殑鏃跺欎簡銆?/p><p>鍙互灝嗗唴瀛樻兂璞′負涓涓『搴忕殑瀛楄妭嫻併備嬌鐢ㄦ寚閽堬紝鍙互浠繪剰鍦版搷浣滐紙璇誨啓錛夊唴瀛樸?/p><p>鐜板湪鎴戜滑闇瑕佷竴浜涘叾浠栫殑鎸囦護鏍煎紡鏉ユ弿榪板浜庡唴瀛樼殑鎿嶄綔銆傛搷浣滃唴瀛樻椂錛岄鍏堥渶瑕佺殑灝辨槸瀹冪殑鍦板潃銆?/p><p>璁╂垜浠潵鐪嬬湅涓嬮潰鐨勪唬鐮侊細</p><table class="code" id="AutoNumber7" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%">mov ax,[0]</td></tr></tbody></table><p>鏂規嫭鍙瘋〃紺猴紝閲岄潰鐨勮〃杈懼紡鎸囧畾鐨勪笉鏄珛鍗蟲暟錛岃屾槸鍋忕Щ閲忋傚湪瀹炴ā寮忎腑錛孌S:0涓殑閭d釜瀛楋紙16-bit闀匡級灝嗚瑁呭叆AX銆?/p><p>鐒惰?鏄竴涓父鏁幫紝濡傛灉闇瑕佸湪榪愯鐨勬椂鍊欏姞浠ユ敼鍙橈紝灝遍渶瑕佷竴浜涚壒孌婄殑鎶宸э紝姣斿紼嬪簭鑷慨鏀廣傛眹緙栨敮鎸佽繖涓壒鎬э紝鐒惰屾垜涓漢騫朵笉鎺ㄨ崘榪欑鏂規硶鈥斺旇嚜淇敼澶уぇ闄嶄綆紼嬪簭鐨勫彲璇繪э紝騫朵笖榪橀檷浣庣ǔ瀹氭э紝鎬ц兘榪樹笉涓瀹氬ソ銆傛垜浠渶瑕佸彟澶栫殑鎶鏈?/p><table class="code" id="AutoNumber8" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%">mov bx,0<br />mov ax,[bx]</td></tr></tbody></table><p>鐪嬭搗鏉ヨ垝鏈嶄簡涓浜涳紝涓嶆槸鍚楋紵BX瀵勫瓨鍣ㄧ殑鍐呭鍙互闅忔椂鏇存敼錛岃屼笉闇瑕佺敤鍐楅暱鐨勪唬鐮佸幓淇敼鑷韓錛屾洿涓嶇敤鎷呭績鐢辨甯︽潵鐨勪笉紼沖畾闂銆?/p><p>鍚屾牱鐨勶紝mov鎸囦護涔熷彲浠ユ妸鏁版嵁淇濆瓨鍒板唴瀛樹腑錛?/p><table class="code" id="AutoNumber9" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%">mov [0],ax</td></tr></tbody></table><p>鍦ㄥ瓨鍌ㄥ櫒涓庡瘎瀛樺櫒涔嬮棿浜ゆ崲鏁版嵁搴旇瓚沖娓呮浜嗐?/p><p>鏈変簺鏃跺欐垜浠細闇瑕佹搷浣滅鏉ユ弿榪板唴瀛樻暟鎹殑瀹藉害錛?/p><table id="AutoNumber10" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" border="1"><tbody><tr><td align="middle" width="50%" bgcolor="#000080"><font color="#ffffff">鎿嶄綔絎?/font></td><td align="middle" width="50%" bgcolor="#000080"><font color="#ffffff">鎰忎箟</font></td></tr><tr><td align="middle" width="50%">byte ptr</td><td align="middle" width="50%">涓涓瓧鑺?8-bit, 1 byte)</td></tr><tr><td align="middle" width="50%" bgcolor="#e0e0e0">word ptr</td><td align="middle" width="50%" bgcolor="#e0e0e0">涓涓瓧(16-bit)</td></tr><tr><td align="middle" width="50%">dword ptr</td><td align="middle" width="50%">涓涓弻瀛?32-bit)</td></tr></tbody></table><p>渚嬪錛屽湪DS:100h澶勪繚瀛?234h錛屼互瀛楀瓨鏀撅細</p><table class="code" id="AutoNumber11" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%">mov word ptr [100h],01234h</td></tr></tbody></table><p>浜庢槸鎴戜滑灝唌ov鎸囦護鎵╁睍涓猴細</p><table class="code" id="AutoNumber12" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%">mov reg(8,16,32), mem(8,16,32)<br />mov mem(8,16,32), reg(8,16,32)<br />mov mem(8,16,32), imm(8,16,32)</td></tr></tbody></table><p>闇瑕佽鏄庣殑鏄紝鍔犲噺鍚屾牱涔熷彲浠ュ湪[]涓嬌鐢紝渚嬪錛?/p><table class="code" id="AutoNumber13" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%">mov ax,[bx+10]<br />mov ax,[bx+si]<br />mov ax,es:[di+bp]</td></tr></tbody></table><p>絳夌瓑銆傛垜浠湅鍒幫紝瀵逛簬鍐呭瓨鐨勬搷浣滐紝鍗充嬌浣跨敤MOV鎸囦護錛屼篃鏈夎澶氱鍙兘鐨勬柟寮忋備笅涓鑺備腑錛屾垜浠皢浠嬬粛濡備綍鎿嶄綔涓層?/p><p style="FONT-SIZE: 9pt"><font color="#ff0000">鎰熻阿</font> 緗戝弸 姘存潐 鎸囧嚭姝ょ瓟妗堜腑鐨勪竴澶勯敊璇?br /><font color="#ff0000">鎰熻阿</font> Heallven 鎸囧嚭.COM紼嬪簭瀹炰緥緙栬瘧澶辮觸鐨勯棶棰?/p><img src ="http://www.shnenglu.com/ispfcn/aggbug/14630.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.shnenglu.com/ispfcn/" target="_blank">緙栫▼涔嬮亾</a> 2006-11-03 18:00 <a href="http://www.shnenglu.com/ispfcn/archive/2006/11/03/14630.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>綆鏄巟86姹囩紪璇█鏁欑▼錛堜笁錛?/title><link>http://www.shnenglu.com/ispfcn/archive/2006/11/03/14629.html</link><dc:creator>緙栫▼涔嬮亾</dc:creator><author>緙栫▼涔嬮亾</author><pubDate>Fri, 03 Nov 2006 09:53:00 GMT</pubDate><guid>http://www.shnenglu.com/ispfcn/archive/2006/11/03/14629.html</guid><wfw:comment>http://www.shnenglu.com/ispfcn/comments/14629.html</wfw:comment><comments>http://www.shnenglu.com/ispfcn/archive/2006/11/03/14629.html#Feedback</comments><slash:comments>1</slash:comments><wfw:commentRss>http://www.shnenglu.com/ispfcn/comments/commentRss/14629.html</wfw:commentRss><trackback:ping>http://www.shnenglu.com/ispfcn/services/trackbacks/14629.html</trackback:ping><description><![CDATA[鍘熷垱錛氬徃寰掑濺鍗?<br /><br /><h3>2.2 浣跨敤瀵勫瓨鍣?/h3><p>鍦ㄥ墠涓鑺備腑鐨剎86鍩烘湰瀵勫瓨鍣ㄧ殑浠嬬粛錛屽浜庝竴涓眹緙栬璦緙栫▼浜哄憳鏉ヨ鏄笉鍙垨緙虹殑銆傜幇鍦ㄤ綘鐭ラ亾錛屽瘎瀛樺櫒鏄鐞嗗櫒鍐呴儴鐨勪竴浜涗繚瀛樻暟鎹殑瀛樺偍鍗曞厓銆備粎浠呬簡瑙h繖浜涙槸涓嶈凍浠ュ啓鍑轟竴涓彲鐢ㄧ殑姹囩紪璇█紼嬪簭鐨勶紝浣嗕綘宸茬粡鍙互澶ц嚧璇繪噦涓鑸眹緙栬璦紼嬪簭浜嗭紙涓嶅繀鎯婅錛屽洜涓烘眹緙栬璦鐨勭璁扮鍜岃嫳鏂囧崟璇嶉潪甯告帴榪戯級錛屽洜涓轟綘宸茬粡浜嗚В浜嗗叧浜庡熀鏈瘎瀛樺櫒鐨勭粷澶у鏁扮煡璇嗐?/p><p>鍦ㄦ寮忓紩鍏ョ涓涓眹緙栬璦紼嬪簭涔嬪墠錛屾垜綺楃暐鍦頒粙緇嶄竴涓嬫眹緙栬璦涓笉鍚岃繘鍒舵暣鏁扮殑琛ㄧず鏂規硶銆傚鏋滀綘涓嶄簡瑙e崄榪涘埗浠ュ鐨勫叾浠栬繘鍒訛紝璇鋒妸榧犳爣縐誨姩鍒?span class="tip" id="oRadixes" title=""><font color="#008000"><strong>榪欓噷</strong><font color="#000000">銆?/font><br /></font></span><br /><br />鏁板瓧璁$畻鏈哄唴閮ㄥ彧鏀寔浜岃繘鍒舵暟錛屽洜涓鴻繖鏍瘋綆楁満鍙渶瑕佽〃紺轟袱縐?鏌愪簺鎯呭喌鏄?縐嶏紝榪欎竴鍐呭瓚呰繃浜嗚繖浠芥暀紼嬬殑鑼冨洿錛屽鏋滄偍鎰熷叴瓚o紝鍙互鍙傝冩暟瀛楅昏緫鐢佃礬鐨勭浉鍏充功綾?鐘舵?聽 瀵逛簬鐢佃礬鑰岃█錛岃繖琛ㄧ幇涓洪珮銆佷綆鐢靛鉤錛屾垨鑰呭紑銆佸叧錛屽垎鍒潪甯告槑鏄撅紝鍥犺屽伐浣滄瘮杈冪ǔ瀹氾紱鍙︿竴鏂歸潰錛岀敱浜庡彧鏈変袱縐嶇姸鎬侊紝璁捐璧鋒潵涔熸瘮杈冪畝鍗曘傝繖鏍鳳紝浣跨敤浜岃繘鍒舵剰鍛崇潃浣庢垚鏈佺ǔ瀹氾紝澶氭暟鎯呭喌涓嬶紝榪欎篃鎰忓懗鐫蹇熴?</p><p><br />涓庡崄榪涘埗綾諱技錛屾垜浠彲浠ョ敤涓嬮潰鐨勫紡瀛愭潵鎹㈢畻鍑轟竴涓換鎰忓艦濡俛m-1鈥︹3a2a1a0 鐨刴浣峳榪涘埗鏁板搴旂殑鏁板糿錛?br /><img height="57" alt="o_3_1.gif" src="http://www.shnenglu.com/images/cppblog_com/ispfcn/1308/o_3_1.gif" width="156" border="0" /></p><p>紼嬪簭璁捐涓父鐢ㄥ崄鍏繘鍒跺拰鍏繘鍒舵暟瀛椾唬鏇夸簩榪涘埗鏁幫紝鍏跺師鍥犲湪浜庯紝16鍜?鏄?鐨勬暣嬈℃柟騫傦紝榪欐牱錛屼竴浣嶅崄鍏垨鍏繘鍒舵暟鍙互琛ㄧず鏁存暟涓簩榪涘埗浣嶃傚崄鍏繘鍒朵腑錛?浣跨敤瀛楁瘝A銆丅銆丆銆丏銆丒銆丗琛ㄧず10-15錛岃屽崄鍏繘鍒舵垨鍏繘鍒舵暟鍒惰〃紺虹殑鐨勬暟瀛楁瘮浜岃繘鍒舵暟鏇寸煭涓浜涖?br /><br /></p><table id="AutoNumber1" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" border="0"><tbody><tr><td width="100%" bgcolor="#e0e0e0"><br /><b>銆銆姹囩紪璇█涓殑鏁存暟甯擱噺琛ㄧず</b><ul type="square"><li><b>鍗佽繘鍒舵暣鏁?br /></b>榪欐槸姹囩紪鍣ㄩ粯璁ょ殑鏁板埗銆傜洿鎺ョ敤鎴戜滑鐔熸倝鐨勮〃紺烘柟寮忚〃紺哄嵆鍙備緥濡傦紝1234琛ㄧず鍗佽繘鍒剁殑1234銆備笉榪囷紝濡傛灉浣犳寚瀹氫簡浣跨敤鍏朵粬鏁板埗錛屾垨鑰呮湁鍑′簨閮借繘琛屽畬鏁村畾涔夌殑灝忕埍濂斤紝涔熷彲浠ュ啓鎴怺鍗佽繘鍒舵暟]d鎴朳鍗佽繘鍒舵暟]D鐨勫艦寮忋? </li><li><b>鍗佸叚榪涘埗鏁?br /></b>榪欐槸姹囩紪紼嬪簭涓渶甯哥敤鐨勬暟鍒訛紝鎴戜釜浜烘瘮杈冨亸鐖變嬌鐢ㄥ崄鍏繘鍒惰〃紺烘暟鎹紝鑷充簬涓轟粈涔堬紝浠ュ悗鎴戜細浣滆鏄庛傚崄鍏繘鍒舵暟琛ㄧず涓?[鍗佸叚榪涘埗鏁癩h鎴?[鍗佸叚榪涘埗鏁癩H錛屽叾涓紝濡傛灉鍗佸叚榪涘埗鏁扮殑絎竴浣嶆槸鏁板瓧錛屽垯寮澶寸殑0鍙互鐪佺暐銆備緥濡傦紝7fffh, 0ffffh錛岀瓑絳夈? </li><li><b>浜岃繘鍒舵暟<br /></b>榪欎篃鏄竴縐嶅父鐢ㄧ殑鏁板埗銆備簩榪涘埗鏁拌〃紺轟負[浜岃繘鍒舵暟]b鎴朳浜岃繘鍒舵暟]B銆備竴鑸▼搴忎腑鐢ㄤ簩榪涘埗鏁拌〃紺烘帺鐮侊紙mask code錛夌瓑鏁版嵁闈炲父鐨勭洿瑙傦紝浣嗛渶瑕佷簺寰堥暱鐨勬暟鎹紙4浣嶄簩榪涘埗鏁扮浉褰撲簬涓浣嶅崄鍏繘鍒舵暟錛夈備緥濡傦紝1010110b銆? </li><li><b>鍏繘鍒舵暟<br /></b>鍏繘鍒舵暟鐜板湪宸茬粡涓嶆槸寰堝父鐢ㄤ簡錛堢‘瀹炶繕鍦ㄧ敤錛屼竴涓吀鍨嬬殑渚嬪瓙鏄疷nix鐨勬枃浠跺睘鎬э級銆傚叓榪涘埗鏁扮殑褰㈠紡鏄痆鍏繘鍒舵暟]q銆乕鍏繘鍒舵暟]Q銆乕鍏繘鍒舵暟]o銆乕鍏繘鍒舵暟]O銆備緥濡傦紝777Q銆?/li></ul></td></tr></tbody></table><p>闇瑕佽鏄庣殑鏄紝榪欎簺鏂規硶鏄拡瀵瑰畯姹囩紪鍣紙渚嬪錛孧ASM銆乀ASM銆丯ASM錛夎鐨勶紝璋冭瘯鍣ㄩ粯璁や嬌鐢ㄥ崄鍏繘鍒惰〃紺烘暣鏁幫紝騫朵笖涓嶉渶瑕佺壒鍒殑澹版槑錛堜緥濡傦紝鍦ㄨ皟璇曞櫒涓洿鎺ョ敤FFFF琛ㄧず鍗佽繘鍒剁殑65535錛岀敤10琛ㄧず鍗佽繘鍒剁殑16錛夈?/p><p>鐜板湪鎴戜滑鏉ュ啓涓灝忔姹囩紪紼嬪簭錛屼慨鏀笶AX銆丒BX銆丒CX銆丒DX鐨勬暟鍊箋?/p><p>鎴戜滑鍋囧畾紼嬪簭鎵ц涔嬪墠錛屽瘎瀛樺櫒涓殑鏁板兼槸鍏?錛?/p><table id="AutoNumber2" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" border="1"><tbody><tr><td align="middle" width="20%" rowspan="2">銆</td><td align="middle" width="40%" rowspan="2"><font face="Tahoma">?</font></td><td align="middle" width="40%" colspan="2"><font face="Tahoma">X</font></td></tr><tr><td align="middle" width="20%"><font face="Tahoma">H</font></td><td align="middle" width="20%"><font face="Tahoma">L</font></td></tr><tr><td align="middle" width="20%"><font face="Tahoma">EAX</font></td><td align="middle" width="40%"><font face="Tahoma">0000</font></td><td align="middle" width="20%"><font face="Tahoma">00</font></td><td align="middle" width="20%"><font face="Tahoma">00</font></td></tr><tr><td align="middle" width="20%"><font face="Tahoma">EBX</font></td><td align="middle" width="40%"><font face="Tahoma">0000</font></td><td align="middle" width="20%"><font face="Tahoma">00</font></td><td align="middle" width="20%"><font face="Tahoma">00</font></td></tr><tr><td align="middle" width="20%"><font face="Tahoma">ECX</font></td><td align="middle" width="40%"><font face="Tahoma">0000</font></td><td align="middle" width="20%"><font face="Tahoma">00</font></td><td align="middle" width="20%"><font face="Tahoma">00</font></td></tr><tr><td align="middle" width="20%"><font face="Tahoma">EDX</font></td><td align="middle" width="40%"><font face="Tahoma">0000</font></td><td align="middle" width="20%"><font face="Tahoma">00</font></td><td align="middle" width="20%"><font face="Tahoma">00</font></td></tr></tbody></table><p>姝e鍓嶉潰鎻愬埌鐨勶紝EAX鐨勯珮16bit鏄病鏈夊姙娉曠洿鎺ヨ闂殑錛岃孉X瀵瑰簲瀹冪殑浣?6bit錛孉H銆丄L鍒嗗埆瀵瑰簲AX鐨勯珮銆佷綆8bit銆?/p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" border="0"><tbody><tr><td width="50%" bgcolor="#e0e0e0">mov eax, 012345678h<br />mov ebx, 0abcdeffeh<br />mov ecx, 1<br />mov edx, 2</td><td width="50%" bgcolor="#e0e0e0"><font color="#008000">; 灝?12345678h閫佸叆eax<br />; 灝?abcdeffeh閫佸叆ebx<br />; 灝?00000001h閫佸叆ecx<br />; 灝?00000002h閫佸叆edx</font></td></tr></tbody></table><p>鍒欐墽琛屼笂榪扮▼搴忔涔嬪悗錛屽瘎瀛樺櫒鐨勫唴瀹瑰彉涓猴細</p><table id="AutoNumber2" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" border="1"><tbody><tr><td align="middle" width="20%" rowspan="2">銆</td><td align="middle" width="40%" rowspan="2"><font face="Tahoma">?</font></td><td align="middle" width="40%" colspan="2"><font face="Tahoma">X</font></td></tr><tr><td align="middle" width="20%"><font face="Tahoma">H</font></td><td align="middle" width="20%"><font face="Tahoma">L</font></td></tr><tr><td align="middle" width="20%"><font face="Tahoma">EAX</font></td><td align="middle" width="40%"><font face="Tahoma">1234</font></td><td align="middle" width="20%"><font face="Tahoma">56</font></td><td align="middle" width="20%"><font face="Tahoma">78</font></td></tr><tr><td align="middle" width="20%"><font face="Tahoma">EBX</font></td><td align="middle" width="40%"><font face="Tahoma">abcd</font></td><td align="middle" width="20%"><font face="Tahoma">ef</font></td><td align="middle" width="20%"><font face="Tahoma">fe</font></td></tr><tr><td align="middle" width="20%"><font face="Tahoma">ECX</font></td><td align="middle" width="40%"><font face="Tahoma">0000</font></td><td align="middle" width="20%"><font face="Tahoma">00</font></td><td align="middle" width="20%"><font face="Tahoma">01</font></td></tr><tr><td align="middle" width="20%"><font face="Tahoma">EDX</font></td><td align="middle" width="40%"><font face="Tahoma">0000</font></td><td align="middle" width="20%"><font face="Tahoma">00</font></td><td align="middle" width="20%"><font face="Tahoma">02</font></td></tr></tbody></table><p>閭d箞錛屼綘宸茬粡浜嗚В浜唌ov榪欎釜鎸囦護錛坢ov鏄痬ove鐨勭緝鍐欙級鐨勪竴縐嶇敤娉曘傚畠鍙互灝嗘暟閫佸埌瀵勫瓨鍣ㄤ腑銆傛垜浠潵鐪嬬湅涓嬮潰鐨勪唬鐮侊細</p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" border="0"><tbody><tr><td width="50%" bgcolor="#e0e0e0">mov eax, ebx<br />mov ecx, edx</td><td width="50%" bgcolor="#e0e0e0"><font color="#008000">; ebx鍐呭閫佸叆eax<br />; edx鍐呭閫佸叆ecx</font></td></tr></tbody></table><p>鍒欏瘎瀛樺櫒鍐呭鍙樹負錛?/p><table id="AutoNumber2" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" border="1"><tbody><tr><td align="middle" width="20%" rowspan="2">銆</td><td align="middle" width="40%" rowspan="2"><font face="Tahoma">?</font></td><td align="middle" width="40%" colspan="2"><font face="Tahoma">X</font></td></tr><tr><td align="middle" width="20%"><font face="Tahoma">H</font></td><td align="middle" width="20%"><font face="Tahoma">L</font></td></tr><tr><td align="middle" width="20%"><font face="Tahoma">EAX</font></td><td align="middle" width="40%"><font face="Tahoma">abcd</font></td><td align="middle" width="20%"><font face="Tahoma">ef</font></td><td align="middle" width="20%"><font face="Tahoma">fe</font></td></tr><tr><td align="middle" width="20%"><font face="Tahoma">EBX</font></td><td align="middle" width="40%"><font face="Tahoma">abcd</font></td><td align="middle" width="20%"><font face="Tahoma">ef</font></td><td align="middle" width="20%"><font face="Tahoma">fe</font></td></tr><tr><td align="middle" width="20%"><font face="Tahoma">ECX</font></td><td align="middle" width="40%"><font face="Tahoma">0000</font></td><td align="middle" width="20%"><font face="Tahoma">00</font></td><td align="middle" width="20%"><font face="Tahoma">02</font></td></tr><tr><td align="middle" width="20%"><font face="Tahoma">EDX</font></td><td align="middle" width="40%"><font face="Tahoma">0000</font></td><td align="middle" width="20%"><font face="Tahoma">00</font></td><td align="middle" width="20%"><font face="Tahoma">02</font></td></tr></tbody></table><p>鎴戜滑鍙互鐪嬪埌錛屸渕ove鈥濅箣鍚庯紝鏁版嵁渚濈劧淇濆瓨鍦ㄥ師鏉ョ殑瀵勫瓨鍣ㄤ腑銆備笉濡ㄦ妸mov鎸囦護鐞嗚В涓衡滈佸叆鈥濓紝鎴栤滆鍏モ濄?/p><p><b>緇冧範棰?/b></p><p>鎶婂瘎瀛樺櫒鎭㈠鎴愰兘涓哄叏0鐨勭姸鎬侊紝鐒跺悗鎵ц涓嬮潰鐨勪唬鐮侊細</p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" border="0"><tbody><tr><td width="50%" bgcolor="#e0e0e0">mov eax, 0a1234h<br />mov bx, ax<br />mov ah, bl<br />mov al, bh</td><td width="50%" bgcolor="#e0e0e0"><font color="#008000">; 灝?a1234h閫佸叆eax<br />; 灝哸x鐨勫唴瀹歸佸叆bx<br />; 灝哹l鍐呭閫佸叆ah<br />; 灝哹h鍐呭閫佸叆al</font></td></tr></tbody></table><p>鎬濊冿細姝ゆ椂錛孍AX鐨勫唴瀹瑰皢鏄灝戯紵[<span id="hvzpftn" class="tip" id="oAnswer1" title="">絳旀</span>]<br /></p><p><font style="BACKGROUND-COLOR: #d3d3d3">EAX鐨勫唴瀹逛負000A3412h</font>.<br /><br />涓嬮潰鎴戜滑灝嗕粙緇嶄竴浜涙寚浠ゃ傚湪浠嬬粛鎸囦護涔嬪墠錛屾垜浠害瀹氾細</p><table id="AutoNumber1" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" border="0"><tbody><tr><td width="100%" bgcolor="#e0e0e0"><p dir="ltr"><br /><b>銆銆 浣跨敤Intel鏂囨。涓殑瀵勫瓨鍣ㄨ〃紺烘柟寮?/b></p><ul type="square"><li>reg32 32-bit瀵勫瓨鍣紙琛ㄧずEAX銆丒BX絳夛級 </li><li>reg16 16-bit瀵勫瓨鍣紙鍦?2浣嶅鐞嗗櫒涓紝榪橝X銆丅X絳夛級 </li><li>reg8聽 8-bit瀵勫瓨鍣紙琛ㄧずAL銆丅H絳夛級 </li><li>imm32 32-bit绔嬪嵆鏁幫紙鍙互鐞嗚В涓哄父鏁幫級 </li><li>imm16 16-bit绔嬪嵆鏁? </li><li>imm8聽 8-bit绔嬪嵆鏁?/li></ul></td></tr></tbody></table><p>鍦ㄥ瘎瀛樺櫒涓澆鍏ュ彟涓瀵勫瓨鍣紝鎴栫珛鍗蟲暟鐨勫鹼細</p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" border="0"><tbody><tr><td width="100%" bgcolor="#e0e0e0"><p dir="ltr">mov reg32, (reg32 | imm8 | imm16 | imm32)<br />mov reg32, (reg16 | imm8 | imm16)<br />mov reg8, (reg8 | imm8)</p></td></tr></tbody></table><p dir="ltr">渚嬪錛宮ov eax, 010h琛ㄧず錛屽湪eax涓澆鍏?0000010h銆傞渶瑕佹敞鎰忕殑鏄紝濡傛灉浣犲笇鏈涘湪瀵勫瓨鍣ㄤ腑瑁呭叆0錛屽垯鏈変竴縐嶆洿蹇殑鏂規硶錛屽湪鍚庨潰鎴戜滑灝嗘彁鍒般?/p><p dir="ltr">浜ゆ崲瀵勫瓨鍣ㄧ殑鍐呭錛?/p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" border="0"><tbody><tr><td width="100%" bgcolor="#e0e0e0">xchg reg32, reg32<br />xchg reg16, reg16<br />xchg reg8, reg8</td></tr></tbody></table><p>渚嬪錛寈chg ebx, ecx錛屽垯ebx涓巈cx鐨勬暟鍊煎皢琚氦鎹€傜敱浜庣郴緇熸彁渚涗簡榪欎釜鎸囦護錛屽洜姝わ紝閲囩敤鍏朵粬鏂規硶浜ゆ崲鏃訛紝閫熷害灝嗕細杈冩參錛屽茍闇瑕佸崰鐢ㄦ洿澶氱殑瀛樺偍絀洪棿錛岀紪紼嬫椂瑕侀伩鍏嶈繖縐嶆儏鍐碉紝鍗籌紝灝介噺鍒╃敤緋葷粺鎻愪緵鐨勬寚浠わ紝鍥犱負澶氭暟鎯呭喌涓嬶紝榪欐剰鍛崇潃鏇村皬銆佹洿蹇殑浠g爜錛屽悓鏃朵篃鏉滅粷浜嗛敊璇紙濡傛灉璇碔ntel鐨凜PU鍦ㄤ氦鎹㈠瘎瀛樺櫒鍐呭鐨勬椂鍊欎篃浼氬嚭閿欙紝閭d箞瀹冨氨涓嶇敤鍗朇PU浜嗐傝屽浜庝綘鏉ヨ錛屾鏌ヤ竴琛屼唬鐮佺殑姝g‘鎬т篃鏄劇劧姣旀鏌ユ洿澶氫唬鐮佺殑姝g‘鎬ц瀹規槗錛夊垰鎵嶇殑涔犻鐨勭▼搴忕敤涓嬮潰鐨勪唬鐮佸皢鏇存湁鏁堬細</p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" border="0"><tbody><tr><td width="50%" bgcolor="#e0e0e0">mov eax, 0a1234h<br />mov bx, ax<br />xchg ah, al</td><td width="50%" bgcolor="#e0e0e0"><font color="#008000">; 灝?a1234h閫佸叆eax<br />; 灝哸x鍐呭閫佸叆bx<br />; 浜ゆ崲ah, al鐨勫唴瀹?/font></td></tr></tbody></table><p>閫掑鎴栭掑噺瀵勫瓨鍣ㄧ殑鍊鹼細</p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" border="0"><tbody><tr><td width="100%" bgcolor="#e0e0e0">inc reg(8,16,32)<br />dec reg(8,16,32)</td></tr></tbody></table><p>榪欎袱涓寚浠ゅ線寰鐢ㄤ簬寰幆涓鎸囬拡鐨勬搷浣溿傞渶瑕佽鏄庣殑鏄紝鏌愪簺鏃跺欐垜浠湁鏇村ソ鐨勬柟娉曟潵澶勭悊寰幆錛屼緥濡備嬌鐢╨oop鎸囦護錛屾垨rep鍓嶇紑銆傝繖浜涘皢鍦ㄥ悗闈㈢殑绔犺妭涓粙緇嶃?/p><p>灝嗗瘎瀛樺櫒鐨勬暟鍊間笌鍙︿竴瀵勫瓨鍣紝鎴栫珛鍗蟲暟鐨勫肩浉鍔狅紝騫跺瓨鍥炴瀵勫瓨鍣細</p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" border="0"><tbody><tr><td width="100%" bgcolor="#e0e0e0"><p dir="ltr">add reg32, reg32 / imm(8,16,32)<br />add reg16, reg16 / imm(8,16)<br />add reg8, reg8 / imm(8)</p></td></tr></tbody></table><p dir="ltr">渚嬪錛宎dd eax, edx錛屽皢eax+edx鐨勫煎瓨鍏ax銆傚噺娉曟寚浠ゅ拰鍔犳硶綾諱技錛屽彧鏄皢add鎹㈡垚sub銆?/p><p dir="ltr">闇瑕佽鏄庣殑鏄紝涓庨珮綰ц璦涓嶅悓錛屾眹緙栬璦涓紝濡傛灉瑕佽綆椾袱鏁頒箣鍜岋紙宸佺Н銆佸晢錛屾垨涓鑸湴璇達紝榪愮畻緇撴灉錛夛紝閭d箞蹇呯劧鏈変竴涓瘎瀛樺櫒琚敤鏉ヤ繚瀛樼粨鏋溿傚湪PASCAL涓紝鎴戜滑鍙互鐢╪A := nB + nC鏉ヨnA淇濆瓨nB+nC鐨勭粨鏋滐紝鐒惰岋紝姹囩紪璇█騫朵笉鎻愪緵榪欑鏂規硶銆傚鏋滀綘甯屾湜淇濇寔瀵勫瓨鍣ㄤ腑鐨勭粨鏋滐紝闇瑕佺敤鍙﹀鐨勬寚浠ゃ傝繖涔熶粠鍙︿竴涓晶闈㈠弽鏄犱簡鈥滃瘎瀛樺櫒鈥濊繖涓悕瀛楃殑鎰忎箟銆傛暟鎹彧鏄滃瘎瀛樷濆湪閭i噷銆傚鏋滀綘闇瑕佷繚瀛樻暟鎹紝閭d箞闇瑕佸皢瀹冩斁鍒板唴瀛樻垨鍏朵粬鍦版柟銆?/p><p dir="ltr">綾諱技鐨勬寚浠よ繕鏈塧nd銆乷r銆亁or錛堜笌錛屾垨錛屽紓鎴栵級絳夌瓑銆傚畠浠繘琛岀殑鏄昏緫榪愮畻銆?/p><p dir="ltr">鎴戜滑縐癮dd銆乵ov銆乻ub銆乤nd絳夌О涓轟負鎸囦護鍔╄絎︼紙榪欎箞鍙槸鍥犱負瀹冩瘮鏈哄櫒璇█瀹規槗璁板繂錛岃岃搗浣滅敤灝辨槸鏂逛究浜鴻蹇嗭紝鏌愪簺璧勬枡涓篃縐頒負鎸囦護銆佹搷浣滅爜銆乷pcode[operation code]絳夛級錛涘悗闈㈢殑鍙傛暟鎴愪負鎿嶄綔鏁幫紝涓涓寚浠ゅ彲浠ユ病鏈夋搷浣滄暟錛屼篃鍙互鏈変竴涓や釜鎿嶄綔鏁幫紝閫氬父鏈変竴涓搷浣滄暟鐨勬寚浠わ紝榪欎釜鎿嶄綔鏁板氨鏄畠鐨勬搷浣滃璞★紱鑰屼袱涓弬鏁扮殑鎸囦護錛屽墠涓涓搷浣滄暟涓鑸槸淇濆瓨鎿嶄綔緇撴灉鐨勫湴鏂癸紝鑰屽悗涓涓槸闄勫姞鐨勫弬鏁般?/p><p dir="ltr">鎴戜笉鎵撶畻鍦ㄨ繖浠芥暀紼嬩腑鐢ㄥぇ閲忕殑綃囧箙浠嬬粛鎸囦護鈥斺斿緢澶氫漢鍋氬緱姣旀垜鏇村ソ錛岃屼笖鎸囦護鏈韓騫朵笉鏄噸鐐癸紝濡傛灉浣犲浼氫簡濡備綍緇勭粐璇彞錛岄偅涔堝彧瑕佺◢鍔犲涔犲氨鑳借交鏄撴帉鎻″叾浠栨寚浠ゃ傛洿澶氱殑鎸囦護鍙互鍙傝?a >Intel</a>鎻愪緵鐨勮祫鏂欍傜紪鍐欑▼搴忕殑鏃跺欙紝涔熷彲浠ュ弬鑰冧竴浜涘湪綰垮弬鑰冩墜鍐屻俆ech!Help鍜孒elpPC 2.10灝界宸茬粡寰堟棫錛屼絾瓚充互搴斾粯緇濆ぇ澶氭暟闇瑕併?/p><p dir="ltr">鑱槑鐨勮鑰呬篃璁稿凡緇忓彂鐜幫紝浣跨敤sub eax, eax錛屾垨鑰厁or eax, eax錛屽彲浠ュ緱鍒頒笌mov eax, 0綾諱技鐨勬晥鏋溿傚湪楂樼駭璇█涓紝浣犲ぇ姒備笉浼氶夋嫨鐢╝=a-a鏉ョ粰a璧嬪鹼紝鍥犱負嫻嬭瘯浼氬憡璇変綘榪欎箞鍋氭洿鎱紝綆鐩村氨鏄湪鑷壘楹葷儲錛岀劧鑰屽湪姹囩紪璇█涓紝浣犱細寰楀埌鐩稿弽鐨勭粨璁猴紝澶氭暟鎯呭喌涓嬶紝浠ョ敱蹇埌鎱㈢殑閫熷害鎺掑垪錛岃繖涓夋潯鎸囦護灝嗘槸xor eax, eax銆乻ub eax, eax鍜宮ov eax, 0銆?/p><p dir="ltr">涓轟粈涔堝憿錛熷鐞嗗櫒鍦ㄦ墽琛屾寚浠ゆ椂錛岄渶瑕佺粡榪囧嚑涓笉鍚岀殑闃舵錛氬彇鎸囥佽瘧鐮併佸彇鏁般佹墽琛屻?/p><p dir="ltr">鎴戜滑鍙嶅寮鴻皟錛屽瘎瀛樺櫒鏄疌PU鐨勪竴閮ㄥ垎銆備粠瀵勫瓨鍣ㄥ彇鏁幫紝鍏墮熷害寰堟樉鐒惰姣斾粠鍐呭瓨涓彇鏁板揩銆傞偅涔堬紝涓嶉毦鐞嗚В錛寈or eax, eax瑕佹瘮mov eax, 0鏇村揩涓浜涖?/p><p dir="ltr">閭d箞錛屼負浠涔坅=a-a閫氬父瑕佹瘮a=0鎱竴浜涘憿錛熻繖鍜岀紪璇戝櫒鐨勪紭鍖栨湁涓瀹氬叧緋匯傚鏁扮紪璇戝櫒浼氭妸a=a-a緲昏瘧鎴愮被浼間笅闈㈢殑浠g爜(閫氬父錛岄珮綰ц璦閫氳繃ebp鍜屽亸縐婚噺鏉ヨ闂眬閮ㄥ彉閲忥紱紼嬪簭涓紝x涓篴鐩稿浜庢湰鍦板爢鐨勫亸縐婚噺錛屽湪鍙寘鍚竴涓?2-bit鏁村艦鍙橀噺鐨勭▼搴忎腑錛岃繖涓奸氬父鏄?)錛?/p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" border="0"><tbody><tr><td width="100%" bgcolor="#e0e0e0"><p dir="ltr">mov eax, <font color="#0000ff">dword ptr</font> [ebp-x]<br />sub eax, <font color="#0000ff">dword ptr</font> [ebp-x]<br />mov <font color="#0000ff">dword ptr</font> [ebp-x],eax</p></td></tr></tbody></table><p>鑰屾妸a=0緲昏瘧鎴?/p><table class="code" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" border="0"><tbody><tr><td width="100%" bgcolor="#e0e0e0"><p dir="ltr">mov <font color="#0000ff">dword ptr</font> [ebp-x], 0</p></td></tr></tbody></table><p>涓婇潰鐨勭炕璇戝彧鏄ず鎰忔х殑錛岀暐鍘諱簡寰堝蹇呰鐨勬楠わ紝濡備繚鎶ゅ瘎瀛樺櫒鍐呭銆佹仮澶嶇瓑絳夈傚鏋滀綘瀵逛笌緙栬瘧紼嬪簭鐨勫疄鐜拌繃紼嬫劅鍏磋叮錛屽彲浠ュ弬鑰冪浉搴旂殑涔︾睄銆傚鏁扮紪璇戝櫒錛堢壒鍒槸C/C++緙栬瘧鍣紝濡侻icrosoft Visual C++錛夐兘鎻愪緵浜嗕粠婧愪唬鐮佸埌瀹忔眹緙栬璦紼嬪簭鐨勯檮鍔犵紪璇戣緭鍑洪夐」銆傝繖縐嶆儏鍐典笅錛屼綘鍙互寰堟柟渚垮湴浜嗚В緙栬瘧紼嬪簭鎵ц鐨勮緭鍑虹粨鏋滐紱濡傛灉緙栬瘧紼嬪簭娌℃湁鎻愪緵榪欐牱鐨勫姛鑳戒篃娌℃湁鍏崇郴錛岃皟璇曞櫒浼氳浣犵湅鍒扮紪璇戝櫒鐨勭紪璇戠粨鏋溿?/p><p>濡傛灉浣犳槑紜湴鐭ラ亾緙栬瘧鍣ㄧ紪璇戝嚭鐨勭粨鏋滀笉鏄渶浼樼殑錛岄偅灝卞彲浠ョ潃鎵嬬敤姹囩紪璇█鏉ラ噸鍐欓偅孌典唬鐮佷簡銆傛庝箞紜鏄惁搴旇鐢ㄦ眹緙栬璦閲嶅啓鍛紵</p><table id="AutoNumber1" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" border="0"><tbody><tr><td width="100%" bgcolor="#e0e0e0"><br /><b>銆銆浣跨敤姹囩紪璇█閲嶅啓浠g爜涔嬪墠闇瑕佺‘璁ょ殑鍑犱歡浜嬫儏</b><ul type="square"><li>棣栧厛錛岃繖縐嶄紭鍖?b>鏈濂?/b>鏈?b>鏄庢樉鐨勬晥鏋?/b>銆傛瘮濡傦紝涓孌靛驚鐜腑鐨勮綆楋紝絳夌瓑銆備竴鏉¤鍙ョ殑鎵ц鏃墮棿鏄緢鐭殑錛岀幇鍦ㄦ柊鐨凜PU鐨勬寚浠ゅ懆鏈熼兘鍦?.000000001s浠ヤ笅錛孖ntel鐢氳嚦宸茬粡鍋氬嚭浜?GHz涓婚錛堜富棰戠殑鍊掓暟鏄椂閽熷懆鏈燂級鐨凜PU錛屽鏋滀綘鐨勪唬鐮佽嚜濮嬭嚦緇堝彧鎵ц涓嬈★紝騫朵笖浣犲彧鏄噺灝戜簡鍑犱釜鏃墮挓鍛ㄦ湡鐨勬墽琛屾椂闂達紝閭d箞鏀瑰彉灝嗘槸鏃犳硶璁╀漢瀵熻鐨勶紱寰堝鎯呭喌涓嬶紝榪欑鈥滀紭鍖栤濆茍涓嶈鎻愬★紝灝界瀹冪‘瀹炲噺灝戜簡鎵ц鏃墮棿錛屼絾涓烘闇瑕佷粯鍑哄ぇ閲忕殑鏃墮棿銆佷漢鍔涳紝澶氭暟鎯呭喌涓嬪緱涓嶅伩澶憋紙鏋佺鎯呭喌錛屾瘮濡備綘鐨勮澶囧唴瀛樹環鏍奸潪甯告槀璐電殑鏃跺欙紝榪欑浼樺寲涔熻浼氭湁鎰忎箟錛夈? </li><li>鍏舵錛岀‘璁や綘宸茬粡浣跨敤浜?b>鏈濂界殑綆楁硶</b>錛屽茍涓旓紝浣犱紭鍖栫殑紼嬪簭鐨勫疄鐜版槸<b>姝g‘</b>鐨勩傛眹緙栬璦鑳藉鎻愪緵鍚屾牱綆楁硶鐨勬渶蹇疄鐜幫紝鐒惰岋紝瀹冨茍涓嶆槸涓囬噾娌癸紝鏇翠笉鏄В鍐充竴鍒囩殑鐏典腹濡欒嵂銆傜敤楂樼駭璇█瀹炵幇涓縐嶅ソ鐨勭畻娉曪紝涓嶄竴瀹氫細姣旀眹緙栬璦瀹炵幇涓縐嶅樊鐨勭畻娉曟洿鎱€備笉榪囬渶瑕佹敞鎰忕殑鏄紝鏃墮棿銆佺┖闂村鏉傚害鏈灝忕殑綆楁硶涓嶄竴瀹氬氨鏄В鍐蟲煇涓鐗瑰畾闂鐨勬渶浣崇畻娉曘備婦渚嬭錛屽揩閫熸帓搴忓湪瀹屽叏閫嗗簭鐨勬儏鍐典笅絳変環浜庡啋娉℃帓搴忥紝榪欐椂鍏朵粬鏂規硶灝辨瘮瀹冨揩銆傚悓鏃訛紝鐢ㄦ眹緙栬璦浼樺寲涓涓笉姝g‘鐨勭畻娉曞疄鐜幫紝灝嗙粰璋冭瘯甯︽潵寰堝ぇ鐨勯夯鐑︺? </li><li>鏈鍚庯紝紜浣?b>宸茬粡</b>灝嗛珮綰ц璦緙栬瘧鍣ㄧ殑鎬ц兘<b>鍙戞尌鍒版瀬鑷?/b>銆侻icrosoft鐨勭紪璇戝櫒鍦≧ELEASE妯″紡鍜孌EBUG妯″紡浼氭湁宸紓鐩稿綋澶х殑杈撳嚭錛岃屽浜嶨NU緋誨垪鐨勭紪璇戝櫒鑰岃█錛屼笉鍚岀駭鍒殑浼樺寲涔熶細鐢熸垚鍑犱箮瀹屽叏涓嶅悓鐨勪唬鐮併傛澶栵紝鍦ㄧ紪紼嬫椂瀵逛簬闂鐨勪弗鏍煎畾涔夛紝鍙互鏋佸ぇ鍦板府鍔╃紪璇戝櫒鐨勪紭鍖栬繃紼嬨傚浣曚紭鍖栭珮綰ц璦浠g爜錛屼嬌鍏剁紪璇戠粨鏋滄渶浼樿秴鍑轟簡鏈暀紼嬬殑鑼冨洿錛屼絾濡傛灉浣犱笉鑳界‘璁ゅ凡緇忓彂鎸ヤ簡緙栬瘧鍣ㄧ殑鏈澶ф晥鑳斤紝鐢ㄦ眹緙栬璦寰寰鏄竴縐嶆洿涓鴻垂鍔涚殑鏂規硶銆? </li><li><b>榪樻湁涓鐐歸潪甯擱噸瑕侊紝閭e氨鏄綘鏄庣櫧鑷繁鍋氱殑鏄粈涔堛?/b>濂界殑楂樼駭璇█緙栬瘧鍣ㄦ湁鏃朵細鏈変竴浜涜浜洪毦浠ョ悊瑙g殑琛屼負錛屾瘮濡傦紝閲嶆柊鎺掑垪鎸囦護欏哄簭錛岀瓑絳夈傚鏋滀綘鍙戠幇榪欑鎯呭喌錛岄偅涔堜紭鍖栫殑鏃跺欏氨搴旇灝忓績鈥斺旂紪璇戝櫒寰堝彲鑳芥瘮浣犳嫢鏈夋洿澶氱殑鍏充簬澶勭悊鍣ㄧ殑鐭ヨ瘑錛屼緥濡傦紝瀵逛簬涓涓秴鏍囬噺澶勭悊鍣紝緙栬瘧鍣ㄤ細瀵規寚浠ゅ簭鍒楄繘琛屸滃皝鍖呪濓紝浣夸粬浠敖鍙兘鐨勫茍琛屾墽琛岋紱姝ゅ錛屽畯姹囩紪鍣ㄦ湁鏃朵細鑷姩鎻掑叆涓浜沶op鎸囦護錛屽叾浣滅敤鏄皢鎸囦護鍑戞垚鏁存暟瀛楅暱錛?2-bit錛屽浜?6-bit澶勭悊鍣紝鏄?6-bit錛夈傝繖浜涢兘鏄彁楂樹唬鐮佹ц兘鐨勫繀瑕佹帾鏂斤紝濡傛灉浣犱笉浜嗚В澶勭悊鍣紝閭d箞鏈濂戒笉瑕佹敼鍔ㄧ紪璇戝櫒鐢熸垚鐨勪唬鐮侊紝鍥犱負榪欑鎯呭喌涓嬶紝鐩茬洰鐨勪慨鏀瑰線寰涓嶄細寰楀埌棰勬湡鐨勬晥鏋溿?/li></ul></td></tr></tbody></table><p>鏇劇粡鍦ㄤ竴浠芥潅蹇椾笂鐪嬪埌榪囨湁浜虹敤綰満鍣ㄨ璦緙栧啓紼嬪簭銆備笉娓呮鍒板簳榪欐槸涓嶆槸緙栬緫鐨勫け璇紝鍥犱負涓涓ご鑴戞甯哥殑浜烘亹鎬曚笉浼氳繖涔堝仛紼嬪簭錛屽嵆浣垮畠涓嶉暱銆佷篃涓嶅鏉傘傞鍏堬紝姹囩紪鍣ㄨ兘澶熷畬鎴愭煇浜涘皝鍖呮搷浣滐紝鍗充嬌涓嶈錛屼篃鍙互鐢╠b浼寚浠ゆ潵鍐欐寚浠わ紱鐢ㄦ眹緙栬璦鍐欑▼搴忓彲浠ラ槻姝㈠緢澶氶敊璇殑鍙戠敓錛屽悓鏃訛紝瀹冭繕鍑忚交浜嗕漢鐨勮礋鎷咃紝寰堟樉鐒訛紝鈥滃畬鍏ㄧ敤鏈哄櫒璇█鍐欑▼搴忊濇槸瀹屽叏娌℃湁蹇呰鐨勶紝鍥犱負姹囩紪璇█鍙互鍋氬嚭瀹屽叏涓鏍風殑浜嬫儏錛屽茍涓斾綘鍙互渚濊禆瀹冿紝鍥犱負璁$畻鏈轟笉浼氬嚭閿欙紝鑰屼漢鎬繪湁鍑洪敊鐨勬椂鍊欍傛澶栵紝濡傚墠闈㈡墍璦錛屽鏋滅敤楂樼駭璇█瀹炵幇紼嬪簭鐨勪唬浠蜂笉澶э紙渚嬪錛岃繖孌典唬鐮佸湪紼嬪簭鐨勬暣涓墽琛岃繃紼嬩腑鍙墽琛屼竴閬嶏紝騫朵笖錛岃繖涓閬嶇殑鎵ц鏃墮棿涔熷皬浜庝竴縐掞級錛岄偅涔堬紝涓轟粈涔堜笉鐢ㄩ珮綰ц璦瀹炵幇鍛紵</p><p>涓浜涙瘮杈冪媯鐑殑緙栫▼鐖卞ソ鑰呭彲鑳戒笉澶枩嬈㈡垜鐨勮繖縐嶈鐐廣傛瘮鏂硅錛屼粬浠彲鑳藉笇鏈涚簿鐩婃眰綺懼湴浼樺寲姣忎竴瀛楄妭鐨勪唬鐮併備絾澶氭暟鎯呭喌涓嬫垜浠湁鏇撮噸瑕佺殑浜嬫儏錛屼緥濡傦紝浣犵殑綆楁硶鏄渶浼樼殑鍚楋紵浣犲凡緇忔妸紼嬪簭鍦ㄩ珮綰ц璦璁稿彲鐨勮寖鍥村唴浼樺寲鍒板敖澶翠簡鍚楋紵騫朵笉鏄墍鏈夌殑浜洪兘鏈夎祫鏍艱繖鏍瘋銆傛眹緙栬璦鏄繖鏍蜂竴浠朵笢瑗匡紝瀹冭凍澶熺殑寮哄ぇ錛岃兘澶熸帶鍒惰綆楁満錛屽畬鎴愬畠鑳藉瀹炵幇鐨勪換浣曞姛鑳斤紱鍚屾椂錛屽洜涓哄畠鐨勫己澶э紝涔熶細鎻愰珮寮鍙戞垚鏈紝騫朵笖錛岄毦浜庣淮鎶ゃ傚洜姝わ紝鎴戜釜浜虹殑寤鴻鏄紝濡傛灉鍦ㄨ蔣浠跺紑鍙戜腑浣跨敤姹囩紪璇█錛屽垯搴斿湪杞歡鎺ヨ繎瀹屾垚鐨勬椂鍊欎嬌鐢紝榪欐牱鍙互鍑忓皯寰堝涓嶅繀瑕佺殑鎶曞叆銆?/p><p>絎簩绔犱腑錛屾垜浠嬬粛浜唜86緋誨垪澶勭悊鍣ㄧ殑鍩烘湰瀵勫瓨鍣ㄣ傝繖浜涘瘎瀛樺櫒瀵逛簬x86鍏煎澶勭悊鍣ㄤ粛鐒舵槸鏈夋晥鐨勶紝濡傛灉浣犲亸鐖盇MD鐨凜PU錛岄偅涔堜嬌鐢ㄨ繖浜涘瘎瀛樺櫒鐨勭▼搴忓悓鏍蜂篃鍙互姝e父榪愯銆?/p><p>涓嶈繃鐜板湪璇寸敤姹囩紪璇█榪涜浼樺寲榪樹負鏃跺皻鏃┾斺斾笉鍙兘鍐欑▼搴忥紝鑰屽彧鎿嶄綔榪欎簺瀵勫瓨鍣紝鍥犱負榪欐牱鍙兘瀹屾垚闈炲父綆鍗曠殑鎿嶄綔錛屾棦鐒舵槸綆鍗曠殑鎿嶄綔錛岄偅鍙兘灝變細璁╀漢瑙夊緱涔忓懗錛岀敋鑷蟲壘涓鍙拌凍澶熷揩鐨勬満鍣ㄧ┓涓懼畠鐨勬墍鏈夌粨鏋滐紙濡傛灉鍙互絀蜂婦鐨勮瘽錛夛紝騫剁洿鎺ュ啓紼嬪簭璋冪敤錛屽洜涓鴻繖鏍烽氬父浼氭洿蹇備絾璇濊鍥炴潵錛岀湅瀹屾帴涓嬫潵鐨勪袱绔犫斺斿唴瀛樺拰鍫嗘爤鎿嶄綔錛屼綘灝卞彲浠ョ嫭绔嬪畬鎴愬嚑涔庢墍鏈夌殑浠誨姟浜嗭紝閰嶅悎絎簲绔犱腑鏂佺鍏珷瀛愮▼搴忕殑鐭ヨ瘑錛屼綘灝嗙煡閬撳浣曢┚椹鐞嗗櫒錛屽茍璁╁畠涓轟綘宸ヤ綔銆?/p><img src ="http://www.shnenglu.com/ispfcn/aggbug/14629.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.shnenglu.com/ispfcn/" target="_blank">緙栫▼涔嬮亾</a> 2006-11-03 17:53 <a href="http://www.shnenglu.com/ispfcn/archive/2006/11/03/14629.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>綆鏄巟86姹囩紪璇█鏁欑▼錛堜簩錛?/title><link>http://www.shnenglu.com/ispfcn/archive/2006/11/03/14628.html</link><dc:creator>緙栫▼涔嬮亾</dc:creator><author>緙栫▼涔嬮亾</author><pubDate>Fri, 03 Nov 2006 09:46:00 GMT</pubDate><guid>http://www.shnenglu.com/ispfcn/archive/2006/11/03/14628.html</guid><wfw:comment>http://www.shnenglu.com/ispfcn/comments/14628.html</wfw:comment><comments>http://www.shnenglu.com/ispfcn/archive/2006/11/03/14628.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.shnenglu.com/ispfcn/comments/commentRss/14628.html</wfw:commentRss><trackback:ping>http://www.shnenglu.com/ispfcn/services/trackbacks/14628.html</trackback:ping><description><![CDATA[鍘熷垱錛氬徃寰掑濺鍗?<br /><br /><h2>絎簩绔?璁よ瘑澶勭悊鍣?/h2><p>涓ぎ澶勭悊鍣?CPU)鍦ㄥ井鏈虹郴緇熷浜庘滈瀵兼牳蹇冣濈殑鍦頒綅銆傛眹緙栬璦琚紪璇戞垚鏈哄櫒璇█涔嬪悗錛屽皢鐢卞鐞嗗櫒鏉ユ墽琛屻傞偅涔堬紝棣栧厛璁╂垜浠潵浜嗚В涓涓嬪鐞嗗櫒鐨勪富瑕佷綔鐢紝榪欏皢甯姪浣犳洿濂藉湴椹鵑┉瀹冦?/p><table id="AutoNumber2" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" bgcolor="#e0e0e0" border="0"><tbody><tr><td width="100%"><b>鍏稿瀷鐨勫鐞嗗櫒鐨勪富瑕佷換鍔″寘鎷?/b><ul><li>浠庡唴瀛樹腑鑾峰彇鏈哄櫒璇█鎸囦護錛岃瘧鐮侊紝鎵ц </li><li>鏍規嵁鎸囦護浠g爜綆$悊瀹冭嚜宸辯殑瀵勫瓨鍣? </li><li>鏍規嵁鎸囦護鎴栬嚜宸辯殑鐨勯渶瑕佷慨鏀瑰唴瀛樼殑鍐呭 </li><li>鍝嶅簲鍏朵粬紜歡鐨勪腑鏂姹?</li></ul></td></tr></tbody></table><p>涓鑸鏉ワ紝澶勭悊鍣ㄦ嫢鏈夊鏁翠釜緋葷粺鐨勬墍鏈夋葷嚎鐨勬帶鍒舵潈銆傚浜嶪ntel騫沖彴鑰岃█錛屽鐞嗗櫒鎷ユ湁瀵規暟鎹佸唴瀛樺拰鎺у埗鎬葷嚎鐨勬帶鍒舵潈錛屾牴鎹寚浠ゆ帶鍒舵暣涓綆楁満鐨勮繍琛屻傚湪浠ュ悗鐨勭珷鑺備腑錛屾垜浠繕灝嗚璁虹郴緇熶腑鍚屾椂瀛樺湪澶氫釜澶勭悊鍣ㄧ殑鎯呭喌銆?/p><p>澶勭悊鍣ㄤ腑鏈変竴浜涘瘎瀛樺櫒錛岃繖浜涘瘎瀛樺櫒鍙互淇濆瓨鐗瑰畾闀垮害鐨勬暟鎹傛煇浜涘瘎瀛樺櫒涓繚瀛樼殑鏁版嵁瀵逛簬緋葷粺鐨勮繍琛屾湁鐗規畩鐨勬剰涔夈?/p><p>鏂扮殑澶勭悊鍣ㄥ線寰鎷ユ湁鏇村銆佸叿鏈夋洿澶у瓧闀跨殑瀵勫瓨鍣紝鎻愪緵鏇寸伒媧葷殑鍙栨寚銆佸鍧鏂瑰紡銆?/p><p><b>瀵勫瓨鍣?/b></p><p>濡傚墠鎵榪幫紝澶勭悊鍣ㄤ腑鏈変竴浜涘彲浠ヤ繚瀛樻暟鎹殑鍦版柟琚О浣滃瘎瀛樺櫒銆?/p><p>瀵勫瓨鍣ㄥ彲浠ヨ瑁呭叆鏁版嵁錛屼綘涔熷彲浠ュ湪涓嶅悓鐨勫瘎瀛樺櫒涔嬮棿縐誨姩榪欎簺鏁版嵁錛屾垨鑰呭仛綾諱技鐨勪簨鎯呫傚熀鏈笂錛屽儚鍥涘垯榪愮畻銆佷綅榪愮畻絳夎繖浜涜綆楁搷浣滐紝閮戒富瑕佹槸閽堝瀵勫瓨鍣ㄨ繘琛岀殑銆?/p><p>棣栧厛璁╂垜鏉ヤ粙緇嶄竴涓?0386涓婃渶甯哥敤鐨?涓氱敤瀵勫瓨鍣ㄣ傚厛鐬х灖涓嬮潰鐨勫浘褰紝璇曠潃鐞嗚В涓涓嬶細</p><p align="center"><img height="117" alt="o_2_1.gif" src="http://www.shnenglu.com/images/cppblog_com/ispfcn/1308/o_2_1.gif" width="367" border="0" /></p><p>涓婂浘涓紝鏁板瓧琛ㄧず鐨勬槸浣嶃傛垜浠彲浠ョ湅鍑猴紝EAX鏄竴涓?2-bit瀵勫瓨鍣ㄣ傚悓鏃訛紝瀹冪殑浣?6-bit鍙堝彲浠ラ氳繃AX榪欎釜鍚嶅瓧鏉ヨ闂紱AX鍙堣鍒嗕負楂樸佷綆8bit涓ら儴鍒嗭紝鍒嗗埆鐢盇H鍜孉L鏉ヨ〃紺恒?/p><p>瀵逛簬EAX銆丄X銆丄H銆丄L鐨勬敼鍙樺悓鏃朵篃浼氬獎鍝嶄笌琚慨鏀圭殑閭d簺瀵勫瓨鍣ㄧ殑鍊箋備粠鑰屼簨瀹炰笂鍙瓨鍦ㄤ竴涓?2-bit鐨勫瘎瀛樺櫒EAX錛岃屽畠鍙互閫氳繃4縐嶄笉鍚岀殑閫斿緞璁塊棶銆?/p><p>涔熻閫氳繃鍚嶅瓧鑳藉鏇村鏄撳湴鐞嗚В榪欎簺瀵勫瓨鍣ㄤ箣闂寸殑鍏崇郴銆侲AX涓殑E鐨勬剰鎬濇槸鈥滄墿灞曠殑鈥濓紝鏁翠釜EAX鐨勬剰鎬濇槸鎵╁睍鐨凙X銆俋鐨勬剰鎬滻ntel娌℃湁鏄庣ず錛屾垜涓漢璁や負琛ㄧず瀹冩槸涓涓彲鍙樼殑閲?銆傝孉H銆丄L涓殑H鍜孡鍒嗗埆浠h〃楂樺拰浣?銆?/p><p>涓轟粈涔堣榪欎箞鍋氬憿錛熶富瑕佺敱浜庡巻鍙插師鍥犮傛棭鏈熺殑璁$畻鏈烘槸8浣嶇殑錛?086鏄涓涓?6浣嶅鐞嗗櫒錛屽叾閫氱敤瀵勫瓨鍣ㄧ殑鍚嶅瓧鏄疉X錛孊X絳夌瓑錛?0386鏄疘ntel鎺ㄥ嚭鐨勭涓嬈綢A-32緋誨垪澶勭悊鍣紝鎵鏈夌殑瀵勫瓨鍣ㄩ兘琚墿鍏呬負32浣嶃備負浜嗚兘澶熷吋瀹逛互鍓嶇殑16浣嶅簲鐢ㄧ▼搴忥紝80386涓嶈兘灝嗚繖浜涘瘎瀛樺櫒渚濇棫鍛藉悕涓篈X銆丅X錛屽茍涓旂畝鍗曞湴灝嗕粬浠墿鍏呬負32浣嶁斺旇繖灝嗗鍔犲鐞嗗櫒鍦ㄥ鐞嗘寚浠ゆ柟闈㈢殑鎴愭湰銆?/p><p>Intel寰鐞嗗櫒鐨勫瘎瀛樺櫒鍒楄〃錛堝湪鏈珷鍏堝彧浠嬬粛80386鐨勫瘎瀛樺櫒錛孧MX瀵勫瓨鍣ㄤ互鍙婂叾浠栨柊涓浠e鐞嗗櫒鐨勬柊瀵勫瓨鍣ㄥ皢鍦ㄤ互鍚庣殑绔犺妭浠嬬粛錛?/p><p><b>閫氱敤瀵勫瓨鍣?/b><br />涓嬮潰浠嬬粛閫氱敤瀵勫瓨鍣ㄥ強鍏朵範鎯敤娉曘傞【鍚嶆濅箟錛岄氱敤瀵勫瓨鍣ㄦ槸閭d簺浣犲彲浠ユ牴鎹嚜宸辯殑鎰忔効浣跨敤鐨勫瘎瀛樺櫒錛屼慨鏀逛粬浠殑鍊奸氬父涓嶄細瀵硅綆楁満鐨勮繍琛岄犳垚寰堝ぇ鐨勫獎鍝嶃傞氱敤瀵勫瓨鍣ㄦ渶澶氱殑鐢ㄩ旀槸璁$畻銆?/p><table id="AutoNumber1" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" border="1"><tbody><tr><td width="14%" bgcolor="#e0e0e0"><p align="center">EAX<br />32-bit瀹?/p></td><td width="86%" bgcolor="#e0e0e0">閫氱敤瀵勫瓨鍣ㄣ傜浉瀵瑰叾浠栧瘎瀛樺櫒錛屽湪榪涜榪愮畻鏂歸潰姣旇緝甯哥敤銆傚湪淇濇姢妯″紡涓紝涔熷彲浠ヤ綔涓哄唴瀛樺亸縐繪寚閽堬紙姝ゆ椂錛孌S浣滀負孌?瀵勫瓨鍣ㄦ垨閫夋嫨鍣級</td></tr><tr><td width="14%"><p align="center">EBX<br />32-bit瀹?/p></td><td width="86%">閫氱敤瀵勫瓨鍣ㄣ傞氬父浣滀負鍐呭瓨鍋忕Щ鎸囬拡浣跨敤錛堢浉瀵逛簬EAX銆丒CX銆丒DX錛夛紝DS鏄粯璁ょ殑孌靛瘎瀛樺櫒鎴栭夋嫨鍣ㄣ傚湪淇濇姢妯″紡涓紝鍚屾牱鍙互璧瘋繖涓綔鐢ㄣ?/td></tr><tr><td width="14%" bgcolor="#e0e0e0"><p align="center">ECX<br />32-bit瀹?/p></td><td width="86%" bgcolor="#e0e0e0">閫氱敤瀵勫瓨鍣ㄣ傞氬父鐢ㄤ簬鐗瑰畾鎸囦護鐨勮鏁般傚湪淇濇姢妯″紡涓紝涔熷彲浠ヤ綔涓哄唴瀛樺亸縐繪寚閽堬紙姝ゆ椂錛孌S浣滀負 瀵勫瓨鍣ㄦ垨孌甸夋嫨鍣級銆?/td></tr><tr><td width="14%"><p align="center">EDX<br />32-bit瀹?/p></td><td width="86%">閫氱敤瀵勫瓨鍣ㄣ傚湪鏌愪簺榪愮畻涓綔涓篍AX鐨勬孩鍑哄瘎瀛樺櫒錛堜緥濡備箻銆侀櫎錛夈傚湪淇濇姢妯″紡涓紝涔熷彲浠ヤ綔涓哄唴瀛樺亸縐繪寚閽堬紙姝ゆ椂錛孌S浣滀負孌?瀵勫瓨鍣ㄦ垨閫夋嫨鍣級銆?/td></tr></tbody></table><p>涓婅堪瀵勫瓨鍣ㄥ悓EAX涓鏍峰寘鎷搴旂殑16-bit鍜?-bit鍒嗙粍銆?/p><p>鐢ㄤ綔鍐呭瓨鎸囬拡鐨勭壒孌婂瘎瀛樺櫒</p><table id="AutoNumber1" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" border="1"><tbody><tr><td width="14%" bgcolor="#e0e0e0"><p align="center">ESI<br />32-bit瀹?</p></td><td width="86%" bgcolor="#e0e0e0">閫氬父鍦ㄥ唴瀛樻搷浣滄寚浠や腑浣滀負鈥滄簮鍦板潃鎸囬拡鈥濅嬌鐢ㄣ傚綋鐒訛紝ESI鍙互琚鍏ヤ換鎰忕殑鏁板鹼紝浣嗛氬父娌℃湁浜烘妸瀹冨綋浣滈氱敤瀵勫瓨鍣ㄦ潵鐢ㄣ侱S鏄粯璁ゆ瀵勫瓨鍣ㄦ垨閫夋嫨鍣ㄣ?/td></tr><tr><td width="14%"><p align="center">EDI<br />32-bit瀹?/p></td><td width="86%">閫氬父鍦ㄥ唴瀛樻搷浣滄寚浠や腑浣滀負鈥滅洰鐨勫湴鍧鎸囬拡鈥濅嬌鐢ㄣ傚綋鐒訛紝EDI涔熷彲浠ヨ瑁呭叆浠繪剰鐨勬暟鍊鹼紝浣嗛氬父娌℃湁浜烘妸瀹冨綋浣滈氱敤瀵勫瓨鍣ㄦ潵鐢ㄣ侱S鏄粯璁ゆ瀵勫瓨鍣ㄦ垨閫夋嫨鍣ㄣ?/td></tr><tr><td width="14%" bgcolor="#e0e0e0"><p align="center">EBP<br />32-bit瀹?/p></td><td width="86%" bgcolor="#e0e0e0">榪欎篃鏄竴涓綔涓烘寚閽堢殑瀵勫瓨鍣ㄣ傞氬父錛屽畠琚珮綰ц璦緙栬瘧鍣ㄧ敤浠ュ緩閫犫樺爢鏍堝撫鈥欐潵淇濆瓨鍑芥暟鎴栬繃紼嬬殑灞閮ㄥ彉閲忥紝涓嶈繃錛岃繕鏄偅鍙ヨ瘽錛屼綘鍙互鍦ㄥ叾涓繚瀛樹綘甯屾湜鐨勪換浣曟暟鎹係S鏄畠鐨勯粯璁ゆ瀵勫瓨鍣ㄦ垨閫夋嫨鍣ㄣ?/td></tr></tbody></table><p>娉ㄦ剰錛岃繖涓変釜瀵勫瓨鍣ㄦ病鏈夊搴旂殑8-bit鍒嗙粍銆傛崲璦涔嬶紝浣犲彲浠ラ氳繃SI銆丏I銆丅P浣滀負鍒悕璁塊棶浠栦滑鐨勪綆16浣嶏紝鍗存病鏈夊姙娉曠洿鎺ヨ闂粬浠殑浣?浣嶃?/p><p><b>孌靛瘎瀛樺櫒鍜岄夋嫨鍣?/b></p><p>瀹炴ā寮忎笅鐨勬瀵勫瓨鍣ㄥ埌淇濇姢妯″紡涓嬫憞韜竴鍙樺氨鎴愪簡閫夋嫨鍣ㄣ備笉鍚岀殑鏄紝瀹炴ā寮忎笅鐨勨滄瀵勫瓨鍣ㄢ濇槸16-bit鐨勶紝鑰屼繚鎶ゆā寮忎笅鐨勯夋嫨鍣ㄦ槸32-bit鐨勩?/p><table id="AutoNumber1" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" border="1"><tbody><tr><td width="14%" bgcolor="#e0e0e0">CS</td><td width="86%" bgcolor="#e0e0e0">浠g爜孌碉紝鎴栦唬鐮侀夋嫨鍣ㄣ傚悓IP瀵勫瓨鍣?紼嶅悗浠嬬粛)涓鍚屾寚鍚戝綋鍓嶆鍦ㄦ墽琛岀殑閭d釜鍦板潃銆傚鐞嗗櫒鎵ц鏃朵粠榪欎釜瀵勫瓨鍣ㄦ寚鍚戠殑孌碉紙瀹炴ā寮忥級鎴栧唴瀛橈紙淇濇姢妯″紡錛変腑鑾峰彇鎸囦護銆傞櫎浜嗚煩杞垨鍏朵粬鍒嗘敮鎸囦護涔嬪錛屼綘鏃犳硶淇敼榪欎釜瀵勫瓨鍣ㄧ殑鍐呭銆?/td></tr><tr><td width="14%">DS</td><td width="86%">鏁版嵁孌碉紝鎴栨暟鎹夋嫨鍣ㄣ傝繖涓瘎瀛樺櫒鐨勪綆16 bit榪炲悓ESI涓鍚屾寚鍚戠殑鎸囦護灝嗚澶勭悊鐨勫唴瀛樸傚悓鏃訛紝鎵鏈夌殑鍐呭瓨鎿嶄綔鎸囦護 榛樿鎯呭喌涓嬮兘鐢ㄥ畠鎸囧畾鎿嶄綔孌?瀹炴ā寮?鎴栧唴瀛?浣滀負閫夋嫨鍣紝鍦ㄤ繚鎶ゆā寮忋傝繖涓瘎瀛樺櫒鍙互琚鍏ヤ換鎰忔暟鍊鹼紝鐒惰屽湪榪欎箞鍋氱殑鏃跺欓渶瑕佸皬蹇冧竴浜涖傛柟娉曟槸錛岄鍏堟妸鏁版嵁閫佺粰AX錛岀劧鍚庡啀鎶婂畠浠嶢X浼犻佺粰DS(褰撶劧錛屼篃鍙互閫氳繃鍫嗘爤鏉ュ仛).</td></tr><tr><td width="14%" bgcolor="#e0e0e0">ES</td><td width="86%" bgcolor="#e0e0e0">闄勫姞孌碉紝鎴栭檮鍔犻夋嫨鍣ㄣ傝繖涓瘎瀛樺櫒鐨勪綆16 bit榪炲悓EDI涓鍚屾寚鍚戠殑鎸囦護灝嗚澶勭悊鐨勫唴瀛樸傚悓鏍風殑錛岃繖涓瘎瀛樺櫒鍙互琚鍏ヤ換鎰忔暟鍊鹼紝鏂規硶鍜孌S綾諱技銆?/td></tr><tr><td width="14%">FS</td><td width="86%">F孌墊垨F閫夋嫨鍣?鎺ㄦ祴F鍙兘鏄疐ree?)銆傚彲浠ョ敤榪欎釜瀵勫瓨鍣ㄤ綔涓洪粯璁ゆ瀵勫瓨鍣ㄦ垨閫夋嫨鍣ㄧ殑涓涓浛浠e搧銆傚畠鍙互琚鍏ヤ換浣曟暟鍊鹼紝鏂規硶鍜孌S綾諱技銆?/td></tr><tr><td width="14%" bgcolor="#e0e0e0">GS</td><td width="86%" bgcolor="#e0e0e0">G孌墊垨G閫夋嫨鍣?G鐨勬剰涔夊拰F涓鏍鳳紝娌℃湁鍦↖ntel鐨勬枃妗d腑瑙i噴)銆傚畠鍜孎S鍑犱箮瀹屽叏涓鏍楓?/td></tr><tr><td width="14%">SS</td><td width="86%">鍫嗘爤孌墊垨鍫嗘爤閫夋嫨鍣ㄣ傝繖涓瘎瀛樺櫒鐨勪綆16 bit榪炲悓ESP涓鍚屾寚鍚戜笅涓嬈″爢鏍堟搷浣?push鍜宲op)鎵瑕佷嬌鐢ㄧ殑鍫嗘爤鍦板潃銆傝繖涓瘎瀛樺櫒涔熷彲浠ヨ瑁呭叆浠繪剰鏁板鹼紝浣犲彲浠ラ氳繃鍏ユ爤鍜屽嚭鏍堟搷浣滄潵緇欎粬璧嬪鹼紝涓嶈繃鐢變簬鍫嗘爤瀵逛簬寰堝鎿嶄綔鏈夊緢閲嶈鐨勬剰涔夛紝鍥犳錛屼笉姝g‘鐨勪慨鏀規湁鍙兘閫犳垚瀵瑰爢鏍堢殑鐮村潖銆?/td></tr></tbody></table><p>* 娉ㄦ剰 涓瀹氫笉瑕佸湪鍒濆姹囩紪鐨勯樁孌墊妸榪欎簺瀵勫瓨鍣ㄥ紕娣楓備粬浠潪甯擱噸瑕侊紝鑰屼竴鏃︿綘鎺屾彙浜嗕粬浠紝浣犲氨鍙互瀵逛粬浠仛浠繪剰鐨勬搷浣滀簡銆傛瀵勫瓨鍣紝鎴栭夋嫨鍣紝鍦ㄦ病鏈夋寚瀹氱殑鎯呭喌涓嬮兘鏄嬌鐢ㄩ粯璁ょ殑閭d釜銆傝繖鍙ヨ瘽鍦ㄧ幇鍦ㄧ湅鏉ュ彲鑳芥湁鐐圭█閲岀硦娑傦紝涓嶈繃浣犲緢蹇氨浼氬湪鍚庨潰鐭ラ亾濡備綍鍘誨仛銆?/p><p>鐗規畩瀵勫瓨鍣?鎸囧悜鍒扮壒瀹氭鎴栧唴瀛樼殑鍋忕Щ閲?錛?/p><table id="AutoNumber1" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" border="1"><tbody><tr><td width="14%" bgcolor="#e0e0e0">EIP</td><td width="86%" bgcolor="#e0e0e0">榪欎釜瀵勫瓨鍣ㄩ潪甯哥殑閲嶈銆傝繖鏄竴涓?2浣嶅鐨勫瘎瀛樺櫒 錛屽悓CS涓鍚屾寚鍚戝嵆灝嗘墽琛岀殑閭f潯鎸囦護鐨勫湴鍧銆備笉鑳藉鐩存帴淇敼榪欎釜瀵勫瓨鍣ㄧ殑鍊鹼紝淇敼瀹冪殑鍞竴鏂規硶鏄煩杞垨鍒嗘敮鎸囦護銆?CS鏄粯璁ょ殑孌墊垨閫夋嫨鍣?</td></tr><tr><td width="14%">ESP</td><td width="86%">榪欎釜32浣嶅瘎瀛樺櫒鎸囧悜鍫嗘爤涓嵆灝嗚鎿嶄綔鐨勯偅涓湴鍧銆傚敖綆″彲浠ヤ慨鏀瑰畠鐨勫鹼紝鐒惰屽茍涓嶆彁鍊¤繖鏍峰仛錛屽洜涓哄鏋滀綘涓嶆槸闈炲父鏄庣櫧鑷繁鍦ㄥ仛浠涔堬紝閭d箞浣犲彲鑳介犳垚鍫嗘爤鐨勭牬鍧忋傚浜庣粷澶у鏁版儏鍐佃岃█錛岃繖瀵圭▼搴忔槸鑷村懡鐨勩?SS鏄粯璁ょ殑孌墊垨閫夋嫨鍣?</td></tr></tbody></table><p>IP: Instruction Pointer, 鎸囦護鎸囬拡<br />SP: Stack Pointer, 鍫嗘爤鎸囬拡</p><p>濂戒簡錛屼笂闈㈡槸鏈鍩烘湰鐨勫瘎瀛樺櫒銆備笅闈㈡槸涓浜涘叾浠栫殑瀵勫瓨鍣紝浣犵敋鑷沖彲鑳芥病鏈夊惉璇磋繃瀹冧滑銆?閮芥槸32浣嶅)錛?/p><p>CR0, CR2, CR3(鎺у埗瀵勫瓨鍣?銆備婦涓涓緥瀛愶紝CR0鐨勪綔鐢ㄦ槸鍒囨崲瀹炴ā寮忓拰淇濇姢妯″紡銆?/p><p>榪樻湁鍏朵粬涓浜涘瘎瀛樺櫒錛孌0, D1, D2, D3, D6鍜孌7(璋冭瘯瀵勫瓨鍣?銆備粬浠彲浠ヤ綔涓鴻皟璇曞櫒鐨勭‖浠舵敮鎸佹潵璁劇疆鏉′歡鏂偣銆?/p><p>TR3, TR4, TR5, TR6 鍜?TR? 瀵勫瓨鍣?嫻嬭瘯瀵勫瓨鍣?鐢ㄤ簬鏌愪簺鏉′歡嫻嬭瘯銆?/p><p>鏈鍚庢垜浠璇寸殑鏄竴涓湪紼嬪簭璁捐涓搗鐫闈炲父鍏抽敭鐨勪綔鐢ㄧ殑瀵勫瓨鍣細鏍囧織瀵勫瓨鍣ㄣ?/p><p align="center"><img height="266" alt="o_2_2.gif" src="http://www.shnenglu.com/images/cppblog_com/ispfcn/1308/o_2_2.gif" width="388" border="0" /></p><p>鏈妭涓儴浠借〃鏍兼潵鑷狣avid Jurgens鐨凥elpPC 2.10蹇熷弬鑰冩墜鍐屻傚湪姝よ皚琛ㄨ阿鎰忋?/p><img src ="http://www.shnenglu.com/ispfcn/aggbug/14628.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.shnenglu.com/ispfcn/" target="_blank">緙栫▼涔嬮亾</a> 2006-11-03 17:46 <a href="http://www.shnenglu.com/ispfcn/archive/2006/11/03/14628.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>綆鏄巟86姹囩紪璇█鏁欑▼錛堜竴錛?/title><link>http://www.shnenglu.com/ispfcn/archive/2006/11/03/14627.html</link><dc:creator>緙栫▼涔嬮亾</dc:creator><author>緙栫▼涔嬮亾</author><pubDate>Fri, 03 Nov 2006 09:41:00 GMT</pubDate><guid>http://www.shnenglu.com/ispfcn/archive/2006/11/03/14627.html</guid><wfw:comment>http://www.shnenglu.com/ispfcn/comments/14627.html</wfw:comment><comments>http://www.shnenglu.com/ispfcn/archive/2006/11/03/14627.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.shnenglu.com/ispfcn/comments/commentRss/14627.html</wfw:commentRss><trackback:ping>http://www.shnenglu.com/ispfcn/services/trackbacks/14627.html</trackback:ping><description><![CDATA[ <h2> <font size="3">鍘熷垱錛氬徃寰掑濺鍗?/font> </h2> <h2>絎棆绔?鍐欏湪鍓嶉潰</h2> <p>鎴戜笉鎯沖じ澶ф垨鑰呰船浣庢眹緙栬璦銆備絾鎴戞兂璇達紝姹囩紪璇█鏀瑰彉浜?0涓栫邯鐨勫巻鍙層備笌鍓嶈緢鐩告瘮錛屾垜浠繖涓浠g紪紼嬩漢鍛樿凍澶熺殑騫哥錛屽洜涓烘垜浠湁鍚勫紡鍚勬牱鐨勭紪紼嬭璦錛屾垜浠彲浠ユ搷浣滈敭鐩樸佸潗鍦ㄦ樉紺哄櫒闈㈠墠錛岀敋鑷充嬌鐢ㄩ紶鏍囥佽闊寵瘑鍒傛垜浠彲浠ヤ嬌鐢ㄩ敭鐩樸侀紶鏍囨潵椹鵑┉鈥滀釜浜鴻綆楁満鈥濓紝鑰屼笉鏄拰涓緹や漢鍏變韓涓鍙頒嬌鐢ㄧ閲嶇殑緇х數鍣ㄣ佸紑鍏沖幓鎿嶄綔鐨勫法鍨嬫満銆傜浉姣斾箣涓嬶紝鎴戜滑鐨勫墠杈堜笉寰椾笉浣跨敤鏈哄櫒璇█緙栧啓紼嬪簭錛屼粬浠敋鑷蟲病鏈夋渶綆鍗曠殑姹囩紪紼嬪簭鏉ユ妸鍔╄絎︾炕璇戞垚鏈哄櫒璇█錛岃屾垜浠彲浠ヤ粠涓婂崈縐嶈綆楁満璇█涓夋嫨鎴戜滑鍠滄鐨勪竴縐嶏紝鑰屾眹緙栵紝铏界劧涓嶆槸涓縐嶁滃父鐢ㄢ濈殑鍏鋒湁鈥滃揩閫熷師鍨嬪紑鍙戔濊兘鍔涚殑璇█錛屽嵈涔熸槸鎴戜滑鍙互閫夋嫨鐨勮璦涓殑涓縐嶃?/p> <p>姣忕璁$畻鏈洪兘鏈夎嚜宸辯殑姹囩紪璇█鈥斺旀病蹇呰鎸囨湜姹囩紪璇█鐨勫彲縐繪鎬э紝閫夋嫨姹囩紪錛屾剰鍛崇潃閫夋嫨鎬ц兘鑰屼笉鏄彲縐繪鎴栦究浜庤皟璇曘傝繖浠芥枃妗d腑璁茶堪鐨勬槸x86姹囩紪璇█錛屾鍚庣殑鈥滄眹緙栬璦鈥濅竴璇嶏紝濡傛灉涓嶆槑紺哄垯琛ㄧずia32涓婄殑x86姹囩紪璇█銆?/p> <p>姹囩紪璇█鏄竴縐嶆槗瀛︼紝鍗村緢闅劇簿閫氱殑璇█銆傚洖鎯沖綋騫達紝鎴戜粠鍒濆姹囩紪鍒板啓鍑?span class="tip" id="oFirstASM" title=""><font color="#008000"><strong>絎竴涓彲榪愯鐨勭▼搴?font color="#808080">錛?/font></strong></font><font color="#808080">褰撴椂鎴戝榪嘊ASIC, Fortran鍜孭ascal錛屽啓鐨勬槸涓涓涓涓寘鍚?00涓?2bit鏁存暟鐨勬暟緇勮繘琛屽揩閫熸帓搴忥紝騫朵笖杈撳嚭鍑烘潵鐨勫皬紼嬪簭銆?strong>錛?/strong></font></span>錛屽彧鐢ㄤ簡涓嶅埌4涓皬鏃訛紱鐒惰岀洿鍒頒粖澶╋紝鎴戜粛鐒朵笉鏁㈣鑷繁綺鵑氬畠銆傜紪鍐欏揩閫熴侀珮鏁堛佸茍涓旇兘澶熻澶勭悊鍣ㄢ滃緢鑸掓湇鍦版墽琛屸濈殑紼嬪簭鏄竴浠跺緢鍥伴毦鐨勪簨鎯咃紝濡傛灉鍒╃敤涓氫綑鏃墮棿瀛︿範錛岄氬父闇瑕?-3騫寸殑鏃墮棿鎵嶈兘鍋氬埌銆傝繖浠芥暀鏉愬茍涓嶆湡寰呰兘澶熸暀緇欎綘澶ч噺鐨勬眹緙栬璦鎶宸с傚浜庤鑰呮潵璇達紝x86姹囩紪璇█"灝卞湪榪欓噷"銆傜劧鑰岋紝涓嶈鍍靛寲鍦板眬闄愪簬榪欎喚鏁欐潗璁茶堪鐨勫唴瀹癸紝鍥犱負瀹冨彧鑳藉憡璇変綘姹囩紪璇█鏄滆繖鏍蜂竴鍥炰簨鈥濄傚濂芥眹緙栬璦錛屾洿澶氱殑瑕侀潬涓涓漢鐨勫垱閫犲姏浜庢偀鎬э紝鎴戝彲浠ュ憡璇変綘鎴戞墍鐭ラ亾鐨勬妧宸э紝浣嗚偗瀹氳繖鏄笉澶熺殑銆備竴浣嶅鎴戠殑緙栫▼鐢熸動浜х敓榪囬噸瑕佸獎鍝嶇殑浜烘浘緇忓鎴戣榪囪繖涔堜竴鍙ヨ瘽錛?/p> <p> </p> <table id="AutoNumber1" style="BORDER-COLLAPSE: collapse" bordercolor="#111111" cellspacing="0" cellpadding="0" width="100%" bgcolor="#e0e0e0" border="0"> <tbody> <tr> <td width="100%"> <p align="center">鍐欐眹緙栬璦紼嬪簭<b>涓嶆槸</b>姹囩紪璇█鏈闅劇殑閮ㄥ垎錛屽垱鏂版墠鏄?/p> </td> </tr> </tbody> </table> <p>鎴戞兂錛屾効鎰忕湅榪欎喚鏂囨。鐨勪漢鎭愭曚笉浼氶棶鎴戔滀負浠涔堣瀛︿範姹囩紪璇█鈥濊繖鏍風殑闂錛涗笉榪囷紝鎴戣繕鏄兂璇村嚑鍙ワ細棣栧厛錛屾眹緙栬璦闈炲父鏈夌敤錛屾垜涓漢涓誨紶鎶婂畠浣滀負C璇█鐨勫厛淇紼嬶紝鍥犱負閫氳繃瀛︿範姹囩紪璇█錛屼綘鍙互浜嗚В鍒板浣曟湁鏁堝湴璁捐鏁版嵁緇撴瀯錛岃璁$畻鏈哄鐞嗗緱鏇村揩錛屽茍浣跨敤鏇村皯鐨勫瓨鍌ㄧ┖闂達紱鍚屾椂錛屽涔犳眹緙栬璦鍙互璁╀綘鐔熸倝璁$畻鏈哄唴閮ㄨ繍琛屾満鍒訛紝騫朵笖錛屾湁鏁堝湴鎻愰珮璋冭瘯鑳藉姏銆傚氨鎴戜釜浜虹殑緇忛獙鑰岃█錛岃皟璇曚竴涓潪緇撴瀯鍖栫殑紼嬪簭鐨勫洶闅劇▼搴︼紝瑕佹瘮璋冭瘯涓涓粨鏋勫寲鐨勭▼搴忕殑闅懼害楂樺緢澶氾紝鍥犱負鈥滅粨鏋勫寲鈥濇槸浠ョ壓鐗茶繍琛屾晥鐜囨潵鎻愰珮鍙鎬т笌鍙皟璇曟э紝榪欏浜庡畬鎴愪竴鑸蔣浠跺伐紼嬬殑緙栫爜闃舵鏄潪甯稿繀瑕佺殑銆傜劧鑰岋紝鍦ㄤ竴浜涘湴鏂癸紝姣斿錛岀‖浠墮┍鍔ㄧ▼搴忋佹搷浣滅郴緇熷簳灞傦紝鎴栬呯▼搴忎腑緇忓父闇瑕佹墽琛岀殑浠g爜錛岀粨鏋勫寲紼嬪簭璁捐鐨勮繖浜涗紭鐐規湁鏃跺氨浼氳瀹冪殑浣庢晥鐜囨墍鎶圭厼銆傚彟澶栵紝濡傛灉浣犳兂鐪熸鍦版帶鍒惰嚜宸辯殑紼嬪簭錛屽彧鐭ラ亾婧愪唬鐮佺駭鐨勮皟璇曟槸榪滆繙涓嶅鐨勩?/p> <p>嫻簛鐨勪漢鍠滄璇達紝鐢–++鍐欑▼搴忚凍澶熶簡錛岀敋鑷寵錛屼粬涓嶄粎浠呮帉鎻++錛岃屼笖綺鵑歋TL銆丮FC銆傛垜涓嶈禐鎴愯繖涓鐐癸紝鎺屾彙涓婇潰鐨勯偅浜涙槸姣忎竴涓紪紼嬩漢鍛橀兘搴旇鍋氬埌鐨勶紝鐒惰孋++鍙槸鎴戜滑"甯哥敤"鐨勪竴縐嶈璦錛屽畠涓嶆槸緙栫▼鐨勫叏閮ㄣ備綆灞傛鐨勫紑鍙戣呭枩嬈㈣錛屽樋錛孋++鏄涔堢殑寮哄ぇ錛屽畠鍙互鍋氫換浣曚簨鎯呪斺旇繖涓嶆槸浜嬪疄銆備究浜庣淮鎶ゃ佽皟璇曪紝榪欎簺紜疄鏄垜浠殑榪芥眰鐩爣錛屼絾鏄紝鍐欑▼搴忎笉鑳戒粎浠呰拷姹傝繖涓洰鏍囷紝鍥犱負鎴戜滑鏈緇堢殑鐩殑鏄弧瓚寵璁¢渶姹傦紝鑰屼笉鏄釜浜洪潪鐞嗘х殑鐞嗘兂銆?/p> <p>榪欎喚鏁欐潗閫傚悎宸茬粡瀛︿範榪囨煇縐嶇粨鏋勫寲紼嬪簭璁捐璇█鐨勮鑰呫傚叾鍐呭鍩轟簬鎴戝湪1995騫寸粰鍒漢璁茶堪姹囩紪璇█鏃舵墍鍐欑殑璁蹭箟銆傚綋鐒訛紝濡傚ぇ瀹舵墍甯屾湜鐨勶紝瀹冨寘鍚簡鏈鏂扮殑澶勭悊鍣ㄦ墍鏀寔鐨勭壒鎬э紝浠ュ強鐩稿簲鐨勫唴瀹廣傛垜鍋囧畾璇昏呭凡緇忕煡閬撲簡紼嬪簭璁捐鐨勪竴浜涘熀鏈蹇碉紝鍥犱負娌℃湁榪欎簺鏄棤娉曠悊瑙f眹緙栬璦紼嬪簭璁捐鐨勶紱姝ゅ錛屾垜甯屾湜璇昏呭凡緇忔湁浜嗘瘮杈冭壇濂界殑紼嬪簭璁捐鍩虹錛屽洜涓哄鏋滀綘緙轟箯瀵逛簬緇撴瀯鍖栫▼搴忚璁$殑璁よ瘑錛岀紪鍐欐眹緙栬璦紼嬪簭寰堝彲鑳藉緢蹇氨鐮村潖浜嗕綘鐨勭粨鏋勫寲緙栫▼涔犳儻錛屽ぇ澶ч檷浣庣▼搴忕殑鍙鎬с佸彲緇存姢鎬э紝鏈緇堣浣犵殑紼嬪簭闄蜂簬涓嶅緱涓嶅簾寮冪殑浠g爜鍫嗕箣涓?/p> <p>鍩烘湰涓婏紝榪欎喚鏂囨。鎾板啓鐨勭洰鏍囨槸灝藉彲鑳藉湴渚夸簬鑷銆備笉榪囷紝瀹冨浣犱篃鏈変竴浜涜姹傦紝灝界涓嶆槸寰堥珮錛屼絾鎴戣繕鏄己璋冧竴涓嬨?/p> <p> </p> <table cellspacing="0" cellpadding="0" border="1"> <tbody> <tr> <td width="100%" bgcolor="#e0e0e0"> <p align="center"> <b> <br />瀛︿範姹囩紪璇█錛屼綘闇瑕?/b> <br /> </p> <ul> <li>鑳嗛噺銆備笉瑕佸鎬曞幓鎺ヨЕ閭d簺璁$畻鏈虹殑鍐呴儴宸ヤ綔鏈哄埗銆? </li> <li>鐭ヨ瘑銆備簡瑙h綆楁満甯哥敤鐨勬暟鍒訛紝鐗瑰埆鏄簩榪涘埗銆佸崄鍏繘鍒躲佸叓榪涘埗錛屼互鍙婅綆楁満淇濆瓨鏁版嵁鐨勬柟娉曘? </li> <li>寮鏀俱傛帴鍙楁眹緙栬璦涓庨珮綰ц璦鐨勫樊寮傦紝鑰屼笉鏄幓鎸囪矗瀹冨浣曠殑涓嶅ソ璇匯? </li> <li>緇忛獙銆傝姹備綘鎷ユ湁浠繪剰鍏朵粬緙栫▼璇█鐨勪竴鐐圭偣緙栫▼緇忛獙銆? </li> <li>澶磋剳銆?br />銆 </li> </ul> </td> </tr> </tbody> </table> <p>紲濇偍緙栫▼鎰夊揩錛?/p> <h2>絎竴绔?姹囩紪璇█綆浠?/h2> <p>鍏堣涓鐐瑰拰瀹為檯緙栫▼鍏崇郴涓嶅お澶х殑涓滆タ銆傚綋鐒訛紝濡傛灉浣犺揩鍒囩殑鎯崇湅鍒版洿瀹炶川鐨勫唴瀹癸紝瀹屽叏鍙互鍏堣煩榪囪繖涓绔犮?/p> <p>閭d箞錛屾垜鎯沖彲鑳芥湁涓涓棶棰樺浜庡垵瀛︽眹緙栫殑浜烘潵璇撮潪甯擱噸瑕侊紝閭e氨鏄細</p> <p> <b>姹囩紪璇█鍒板簳鏄粈涔堬紵</b> <br />姹囩紪璇█鏄竴縐嶆渶鎺ヨ繎璁$畻鏈烘牳蹇冪殑緙栫爜璇█銆備笉鍚屼簬浠諱綍楂樼駭璇█錛屾眹緙栬璦鍑犱箮鍙互瀹屽叏鍜屾満鍣ㄨ璦涓涓瀵瑰簲銆備笉閿欙紝鎴戜滑鍙互鐢ㄦ満鍣ㄨ璦鍐欑▼搴忥紝浣嗙幇鍦ㄩ櫎浜嗘病鏈夋眹緙栫▼搴忕殑閭d簺鐢佃剳涔嬪錛岀洿鎺ョ敤鏈哄櫒璇█鍐欒秴榪?000鏉′互涓婃寚浠ょ殑浜哄ぇ姒傚彧鑳界畻浣滈偅浜涜鎴戜滑鎴愪負鈥滃湥浜衡濈殑鐗虹壊鑰呬竴綾諱簡銆傛瘯绔燂紝璁板繂涓浜涚煭灝忕殑鍔╄絎︺佺敱鏈哄櫒鍘昏冭檻閭d簺鐞愮鐨勯厤浣嶈繃紼嬪拰媯鏌ラ敊璇紝姣旇蹇嗗ぇ閲忕殑闅忚綆楁満鑰屾敼鍙樼殑鍗佸叚榪涘埗浠g爜銆佸彲鑳藉紕閿欒屾病鏈変換浣曟彁紺鴻寮虹殑澶氥傜啛緇冪殑姹囩紪璇█緙栫爜鍛樼敋鑷沖彲浠ョ洿鎺ヤ粠鍗佸叚榪涘埗浠g爜涓鍑烘眹緙栬璦鐨勫ぇ鑷存剰鎬濄傚綋鐒訛紝鎴戜滑鏈夋洿濂界殑宸ュ叿鈥斺旀眹緙栧櫒鍜屽弽姹囩紪鍣ㄣ?/p> <p>綆鍗曞湴璇達紝姹囩紪璇█灝辨槸鏈哄櫒璇█鐨勪竴縐?span class="tip" id="oDiffOPCASM" title=""><font color="#008000"><strong>鍙互琚漢璇繪噦鐨勫艦寮?font style="BACKGROUND-COLOR: #d3d3d3">錛?/font></strong><font style="BACKGROUND-COLOR: #d3d3d3"><font color="#000000">瀹為檯涓婄敤姹囩紪鍣ㄥ啓鍑虹殑鏈哄櫒鐮佷笌鍦ㄨ皟璇曞櫒涓敤瀹冮檮甯︾殑姹囩紪紼嬪簭鍐欏嚭鐨勬満鍣ㄧ爜榪樻槸鏈変竴浜涚粏寰樊鍒殑錛屽墠鑰呮洿澶э紝鐒惰屽嵈鍙兘鏇撮珮鏁堬紝鍥犱負姹囩紪鍣?strong>鑳藉</strong>灝嗕唬鐮佹斁緗埌閫傚悎澶勭悊鍣ㄧ殑鍦版柟</font><strong>錛?/strong></font></font></span>錛屽彧涓嶈繃瀹冩洿瀹規槗璁板繂銆傝嚦浜庡畯姹囩紪錛屽垯鏄寘鍚簡瀹忔敮鎸佺殑姹囩紪璇█錛岃繖鍙互璁╀綘緙栫▼鐨勬椂鍊欐洿涓撴敞浜庣▼搴忔湰韜紝鑰屼笉鏄繖浜庤綆楀拰閲嶅啓浠g爜銆?/p> <p>姹囩紪璇█闄や簡鏈哄櫒璇█涔嬪鏈鎺ヨ繎璁$畻鏈虹‖浠剁殑緙栫▼璇█銆傜敱浜庡畠濡傛鐨勬帴榪戣綆楁満紜歡錛屽洜姝わ紝瀹冨彲浠ユ渶澶ч檺搴﹀湴鍙戞尌璁$畻鏈虹‖浠剁殑鎬ц兘銆傜敤姹囩紪璇█緙栧啓鐨勭▼搴忕殑閫熷害閫氬父瑕佹瘮楂樼駭璇█鍜孋/C++蹇緢澶?-鍑犲嶏紝鍑犲崄鍊嶏紝鐢氳嚦鎴愮櫨涓婂崈鍊嶃傚綋鐒訛紝瑙i噴璇█錛屽瑙i噴鍨婰ISP錛屾病鏈夐噰鐢↗IT鎶鏈殑Java铏氭満涓繍琛岀殑Java絳夌瓑錛屽叾紼嬪簭閫熷害鏇?span class="tip" id="oOptimizeASM" title=""><font color="#008000"><strong>鏃犳硶<font style="BACKGROUND-COLOR: #d3d3d3">錛?/font></strong><font style="BACKGROUND-COLOR: #d3d3d3"><font color="#000000">榪欏彞璇濆亣瀹?strong>涓や釜紼嬪簭榪涜浜嗗悓絳夌▼搴︾殑浼樺寲</strong>錛屼竴涓啓鐨勪笉濂界殑姹囩紪紼嬪簭鍜屼竴涓啓鐨勫緢濂界殑C紼嬪簭鐩告瘮錛屾眹緙栫▼搴?/font><font color="red"><strong>涓嶄竴瀹?/strong></font><font color="#000000">鏇村揩銆?/font><strong>錛?/strong></font></font></span>涓庢眹緙栬璦紼嬪簭鍚屾棩鑰岃 銆?/p> <p>姘歌繙涓嶈蹇借姹囩紪璇█鐨勯珮閫熴傚疄闄呯殑搴旂敤緋葷粺涓紝鎴戜滑寰寰浼氱敤姹囩紪褰誨簳閲嶅啓鏌愪簺緇忓父璋冪敤鐨勯儴鍒嗕互鏈熻幏寰楁洿楂樼殑鎬ц兘銆傚簲鐢ㄦ眹緙栦篃璁鎬笉鑳芥彁楂樹綘鐨勭▼搴忕殑紼沖畾鎬э紝浣嗚嚦灝戯紝濡傛灉浣犻潪甯稿皬蹇冪殑璇濓紝瀹冧篃涓嶄細闄嶄綆紼沖畾鎬э紱涓庢鍚屾椂錛屽畠鍙互澶уぇ鍦版彁楂樼▼搴忕殑榪愯閫熷害銆傛垜寮虹儓寤鴻鎵鏈夌殑杞歡浜у搧鍦ㄦ渶鍚嶳elease涔嬪墠瀵規暣涓唬鐮佽繘琛孭rofile錛屽茍閫傚綋鍦扮敤姹囩紪鍙栦唬閮ㄥ垎楂樼駭璇█浠g爜銆傝嚦灝戯紝姹囩紪璇█鐨勭煡璇嗗彲浠ュ憡璇変綘涓浜涙湁鐢ㄧ殑涓滆タ錛屾瘮濡傦紝浣犳湁澶氬皯涓瘎瀛樺櫒鍙互鐢ㄣ傛湁鏃訛紝鎵嬪伐鐨勪紭鍖栨瘮緙栬瘧鍣ㄧ殑浼樺寲鏇翠負鏈夋晥錛岃屼笖錛屼綘鍙互瀹屽叏鎺у埗紼嬪簭鐨勫疄闄呰涓恒?/p> <p>鎴戞兂鎴戝湪緗楀棪浜嗐傛諱箣錛屽湪鎴戜滑緇撴潫榪欎竴绔犱箣鍓嶏紝鎴戞兂璇達紝涓嶈鍦ㄤ紭鍖栫殑鏃跺欐妸甯屾湜瀹屽叏瀵勬墭鍦ㄧ紪璇戝櫒涓娾斺旂幇瀹炰竴浜涳紝鍐嶅ソ鐨勭紪璇戝櫒涔熶笉鍙兘鎬繪槸浜х敓鏈浼樼殑浠g爜銆?/p> <p>聽</p> <img src ="http://www.shnenglu.com/ispfcn/aggbug/14627.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.shnenglu.com/ispfcn/" target="_blank">緙栫▼涔嬮亾</a> 2006-11-03 17:41 <a href="http://www.shnenglu.com/ispfcn/archive/2006/11/03/14627.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item></channel></rss> <a href="http://www.shnenglu.com/">青青草原综合久久大伊人导航_色综合久久天天综合_日日噜噜夜夜狠狠久久丁香五月_热久久这里只有精品</a> <div style="position:fixed;left:-9000px;top:-9000px;"><font id="pjuwb"></font><button id="pjuwb"><pre id="pjuwb"></pre></button><sub id="pjuwb"></sub><tbody id="pjuwb"><var id="pjuwb"><address id="pjuwb"></address></var></tbody><listing id="pjuwb"><label id="pjuwb"><strong id="pjuwb"></strong></label></listing><wbr id="pjuwb"><small id="pjuwb"><tbody id="pjuwb"></tbody></small></wbr><ins id="pjuwb"><xmp id="pjuwb"></xmp></ins><style id="pjuwb"></style><label id="pjuwb"><em id="pjuwb"><li id="pjuwb"></li></em></label><samp id="pjuwb"></samp><menu id="pjuwb"><input id="pjuwb"></input></menu><pre id="pjuwb"><tbody id="pjuwb"><tfoot id="pjuwb"><button id="pjuwb"></button></tfoot></tbody></pre><form id="pjuwb"></form><i id="pjuwb"><style id="pjuwb"><label id="pjuwb"><sup id="pjuwb"></sup></label></style></i><li id="pjuwb"><table id="pjuwb"><abbr id="pjuwb"></abbr></table></li><video id="pjuwb"></video><dfn id="pjuwb"></dfn><progress id="pjuwb"></progress><strong id="pjuwb"></strong><mark id="pjuwb"></mark><em id="pjuwb"></em><tbody id="pjuwb"><p id="pjuwb"><strike id="pjuwb"><acronym id="pjuwb"></acronym></strike></p></tbody><option id="pjuwb"></option><strike id="pjuwb"></strike><u id="pjuwb"></u><td id="pjuwb"><center id="pjuwb"><tr id="pjuwb"></tr></center></td><em id="pjuwb"><mark id="pjuwb"><em id="pjuwb"><tt id="pjuwb"></tt></em></mark></em><strong id="pjuwb"></strong><wbr id="pjuwb"></wbr><s id="pjuwb"></s><strong id="pjuwb"></strong><legend id="pjuwb"></legend><nav id="pjuwb"></nav><dl id="pjuwb"><th id="pjuwb"><dl id="pjuwb"></dl></th></dl><noframes id="pjuwb"><ins id="pjuwb"></ins></noframes><font id="pjuwb"></font><strike id="pjuwb"><i id="pjuwb"><style id="pjuwb"><label id="pjuwb"></label></style></i></strike><output id="pjuwb"></output><thead id="pjuwb"><pre id="pjuwb"></pre></thead><source id="pjuwb"></source><menuitem id="pjuwb"><wbr id="pjuwb"></wbr></menuitem><pre id="pjuwb"><span id="pjuwb"><pre id="pjuwb"><big id="pjuwb"></big></pre></span></pre><cite id="pjuwb"><fieldset id="pjuwb"><s id="pjuwb"><rt id="pjuwb"></rt></s></fieldset></cite><big id="pjuwb"><progress id="pjuwb"><big id="pjuwb"></big></progress></big><samp id="pjuwb"><delect id="pjuwb"></delect></samp><dl id="pjuwb"></dl><strike id="pjuwb"><nav id="pjuwb"><dl id="pjuwb"><strong id="pjuwb"></strong></dl></nav></strike><tbody id="pjuwb"><b id="pjuwb"><optgroup id="pjuwb"><rp id="pjuwb"></rp></optgroup></b></tbody><em id="pjuwb"></em><xmp id="pjuwb"><blockquote id="pjuwb"><pre id="pjuwb"></pre></blockquote></xmp> <i id="pjuwb"><abbr id="pjuwb"><i id="pjuwb"><abbr id="pjuwb"></abbr></i></abbr></i><center id="pjuwb"><acronym id="pjuwb"><center id="pjuwb"></center></acronym></center><pre id="pjuwb"></pre><ul id="pjuwb"><thead id="pjuwb"></thead></ul><blockquote id="pjuwb"><pre id="pjuwb"><sup id="pjuwb"></sup></pre></blockquote><acronym id="pjuwb"></acronym><big id="pjuwb"><s id="pjuwb"></s></big><th id="pjuwb"></th><th id="pjuwb"></th><tbody id="pjuwb"></tbody><thead id="pjuwb"><strike id="pjuwb"></strike></thead><th id="pjuwb"><dl id="pjuwb"><wbr id="pjuwb"></wbr></dl></th><dl id="pjuwb"><strong id="pjuwb"></strong></dl><abbr id="pjuwb"><noframes id="pjuwb"><noscript id="pjuwb"></noscript></noframes></abbr><td id="pjuwb"><ol id="pjuwb"></ol></td><li id="pjuwb"><noscript id="pjuwb"><abbr id="pjuwb"></abbr></noscript></li><small id="pjuwb"><bdo id="pjuwb"><nav id="pjuwb"></nav></bdo></small><style id="pjuwb"></style><optgroup id="pjuwb"><table id="pjuwb"></table></optgroup><center id="pjuwb"><tr id="pjuwb"><dfn id="pjuwb"></dfn></tr></center><th id="pjuwb"></th><u id="pjuwb"></u><tfoot id="pjuwb"><legend id="pjuwb"><i id="pjuwb"></i></legend></tfoot><mark id="pjuwb"></mark><meter id="pjuwb"></meter><nav id="pjuwb"></nav><acronym id="pjuwb"><pre id="pjuwb"><acronym id="pjuwb"><ul id="pjuwb"></ul></acronym></pre></acronym><acronym id="pjuwb"><pre id="pjuwb"><acronym id="pjuwb"><ul id="pjuwb"></ul></acronym></pre></acronym><nobr id="pjuwb"></nobr><sub id="pjuwb"><th id="pjuwb"><menuitem id="pjuwb"><wbr id="pjuwb"></wbr></menuitem></th></sub><thead id="pjuwb"><sub id="pjuwb"></sub></thead><ul id="pjuwb"><address id="pjuwb"><menuitem id="pjuwb"><meter id="pjuwb"></meter></menuitem></address></ul><dfn id="pjuwb"></dfn><pre id="pjuwb"></pre><input id="pjuwb"><cite id="pjuwb"><fieldset id="pjuwb"></fieldset></cite></input><u id="pjuwb"><form id="pjuwb"><u id="pjuwb"></u></form></u><kbd id="pjuwb"><em id="pjuwb"><mark id="pjuwb"></mark></em></kbd><tr id="pjuwb"></tr><del id="pjuwb"><form id="pjuwb"><address id="pjuwb"></address></form></del><tfoot id="pjuwb"><legend id="pjuwb"><ol id="pjuwb"><dl id="pjuwb"></dl></ol></legend></tfoot><menu id="pjuwb"><nobr id="pjuwb"><th id="pjuwb"><nobr id="pjuwb"></nobr></th></nobr></menu><fieldset id="pjuwb"></fieldset><pre id="pjuwb"><blockquote id="pjuwb"><samp id="pjuwb"></samp></blockquote></pre><xmp id="pjuwb"><sup id="pjuwb"><pre id="pjuwb"></pre></sup></xmp><span id="pjuwb"><progress id="pjuwb"></progress></span><font id="pjuwb"></font><var id="pjuwb"><abbr id="pjuwb"></abbr></var><strong id="pjuwb"><label id="pjuwb"><i id="pjuwb"><legend id="pjuwb"></legend></i></label></strong><tr id="pjuwb"><em id="pjuwb"><em id="pjuwb"><output id="pjuwb"></output></em></em></tr><thead id="pjuwb"><strike id="pjuwb"></strike></thead> <acronym id="pjuwb"></acronym><i id="pjuwb"></i><tt id="pjuwb"></tt><rt id="pjuwb"><source id="pjuwb"><rt id="pjuwb"></rt></source></rt><strike id="pjuwb"><acronym id="pjuwb"></acronym></strike><del id="pjuwb"></del><font id="pjuwb"><output id="pjuwb"><ins id="pjuwb"><output id="pjuwb"></output></ins></output></font><kbd id="pjuwb"><tr id="pjuwb"><kbd id="pjuwb"></kbd></tr></kbd><pre id="pjuwb"><sup id="pjuwb"><delect id="pjuwb"><samp id="pjuwb"></samp></delect></sup></pre><samp id="pjuwb"></samp><track id="pjuwb"></track><tr id="pjuwb"></tr><center id="pjuwb"></center><fieldset id="pjuwb"></fieldset><i id="pjuwb"></i><td id="pjuwb"></td><rt id="pjuwb"></rt><object id="pjuwb"></object><pre id="pjuwb"><progress id="pjuwb"><sub id="pjuwb"><thead id="pjuwb"></thead></sub></progress></pre><kbd id="pjuwb"><tr id="pjuwb"><option id="pjuwb"></option></tr></kbd><output id="pjuwb"><ins id="pjuwb"></ins></output><ol id="pjuwb"></ol><source id="pjuwb"></source><strong id="pjuwb"></strong><ruby id="pjuwb"></ruby><sub id="pjuwb"><meter id="pjuwb"><menuitem id="pjuwb"><meter id="pjuwb"></meter></menuitem></meter></sub><pre id="pjuwb"></pre><center id="pjuwb"></center><tr id="pjuwb"><tbody id="pjuwb"><xmp id="pjuwb"><dd id="pjuwb"></dd></xmp></tbody></tr><video id="pjuwb"></video><pre id="pjuwb"></pre><form id="pjuwb"><optgroup id="pjuwb"></optgroup></form><samp id="pjuwb"></samp><kbd id="pjuwb"></kbd><strong id="pjuwb"><option id="pjuwb"></option></strong><object id="pjuwb"></object><abbr id="pjuwb"><noframes id="pjuwb"><abbr id="pjuwb"></abbr></noframes></abbr><ul id="pjuwb"><del id="pjuwb"><button id="pjuwb"><pre id="pjuwb"></pre></button></del></ul><abbr id="pjuwb"></abbr><strong id="pjuwb"><code id="pjuwb"><strong id="pjuwb"></strong></code></strong><option id="pjuwb"></option><optgroup id="pjuwb"><bdo id="pjuwb"><code id="pjuwb"></code></bdo></optgroup><mark id="pjuwb"><em id="pjuwb"><font id="pjuwb"></font></em></mark><acronym id="pjuwb"><code id="pjuwb"></code></acronym><dl id="pjuwb"></dl><em id="pjuwb"></em><object id="pjuwb"><input id="pjuwb"><object id="pjuwb"></object></input></object><output id="pjuwb"><dd id="pjuwb"></dd></output><option id="pjuwb"><button id="pjuwb"><option id="pjuwb"></option></button></option><small id="pjuwb"></small></div> <a href="http://gmqgw.com" target="_blank">亚洲欧美日本日韩</a>| <a href="http://yichenep.com" target="_blank">欧美一区二区在线观看</a>| <a href="http://wwwbaoyu66.com" target="_blank">亚洲精品一区二区三区樱花</a>| <a href="http://www930666.com" target="_blank">蜜桃视频一区</a>| <a href="http://myasker.com" target="_blank">亚洲国产精品成人综合</a>| <a href="http://ahqdlq.com" target="_blank">国产精品自拍网站</a>| <a href="http://sz-jyqj.com" target="_blank">香蕉免费一区二区三区在线观看 </a>| <a href="http://www3344cao.com" target="_blank">亚洲人成久久</a>| <a href="http://wltaste.com" target="_blank">久久国产乱子精品免费女</a>| <a href="http://f9494.com" target="_blank">好吊视频一区二区三区四区 </a>| <a href="http://tom3958.com" target="_blank">亚洲精品乱码</a>| <a href="http://8558585.com" target="_blank">欧美日韩国产影片</a>| <a href="http://3s3v.com" target="_blank">99视频有精品</a>| <a href="http://cz-hongbangfloor.com" target="_blank">亚洲私拍自拍</a>| <a href="http://4915w.com" target="_blank">午夜精品亚洲</a>| <a href="http://baoxiniao666.com" target="_blank">亚洲免费观看在线观看</a>| <a href="http://ttmitch.com" target="_blank">久久成人在线</a>| <a href="http://7467tom.com" target="_blank">国产在线视频欧美一区二区三区</a>| <a href="http://sese135.com" target="_blank">亚洲自拍另类</a>| <a href="http://344230.com" target="_blank">亚洲午夜激情在线</a>| <a href="http://320ur.com" target="_blank">欧美ed2k</a>| <a href="http://9882355.com" target="_blank">欧美亚洲一区二区在线</a>| <a href="http://caoxiu33.com" target="_blank">激情欧美一区二区三区</a>| <a href="http://jiucao8.com" target="_blank">亚洲高清视频在线</a>| <a href="http://sz-changrong.com" target="_blank">亚洲成人中文</a>| <a href="http://fuqiba.com" target="_blank">国产视频一区二区三区在线观看</a>| <a href="http://w3e8.com" target="_blank">欧美日韩二区三区</a>| <a href="http://621762.com" target="_blank">久久久国产成人精品</a>| <a href="http://y3u7.com" target="_blank">欧美日韩国产限制</a>| <a href="http://49234c.com" target="_blank">欧美成人精品一区</a>| <a href="http://qcjpns.com" target="_blank">欧美日韩国产区</a>| <a href="http://710477.com" target="_blank">女同一区二区</a>| <a href="http://767296.com" target="_blank">欧美国产日韩一区二区在线观看 </a>| <a href="http://as777as.com" target="_blank">欧美激情精品久久久久久蜜臀</a>| <a href="http://www-55125.com" target="_blank">欧美va亚洲va日韩∨a综合色</a>| <a href="http://339254.com" target="_blank">午夜日本精品</a>| <a href="http://xiaoyaer.com" target="_blank">中国成人黄色视屏</a>| <a href="http://sese912.com" target="_blank">亚洲一区二区三</a>| <a href="http://wansilv.com" target="_blank">亚洲精品乱码久久久久久蜜桃麻豆 </a>| <a href="http://49234c.com" target="_blank">欧美一级在线亚洲天堂</a>| <a href="http://993934.com" target="_blank">亚洲美女一区</a>| <a href="http://6633kj.com" target="_blank">欧美二区在线</a>| <a href="http://by4433.com" target="_blank">欧美日韩精品在线视频</a>| <a href="http://800716.com" target="_blank">国产精品日韩高清</a>| <a href="http://korean-edu.com" target="_blank">欧美日韩视频一区二区三区</a>| <a href="http://jinlijun.com" target="_blank">欧美精品 日韩</a>| <a href="http://765409.com" target="_blank">亚洲高清不卡</a>| <a href="http://9906w.com" target="_blank">亚洲一区影院</a>| <a href="http://nebnb89.com" target="_blank">99视频精品</a>| <a href="http://6556h.com" target="_blank">欧美日韩你懂的</a>| <a href="http://223zzz.com" target="_blank">国产真实久久</a>| <a href="http://www-78733.com" target="_blank">亚洲精品一区二区在线观看</a>| <a href="http://811914.com" target="_blank">亚洲性视频h</a>| <a href="http://56701sy.com" target="_blank">亚洲精品免费网站</a>| <a href="http://zzchanke.com" target="_blank">亚洲无亚洲人成网站77777</a>| <a href="http://caobenfan1891.com" target="_blank">亚洲欧美经典视频</a>| <a href="http://shyihegu.com" target="_blank">国产一区二区三区在线观看精品 </a>| <a href="http://080973.com" target="_blank">欧美成人一区二区三区在线观看</a>| <a href="http://667996.com" target="_blank">亚洲国产精品美女</a>| <a href="http://wtoykd.com" target="_blank">欧美激情欧美狂野欧美精品</a>| <a href="http://www333393.com" target="_blank">欧美久久九九</a>| <a href="http://412342.com" target="_blank">在线精品视频一区二区</a>| <a href="http://89wbw.com" target="_blank">久久狠狠亚洲综合</a>| <a href="http://97gaoba.com" target="_blank">日韩小视频在线观看专区</a>| <a href="http://haochen072.com" target="_blank">久久永久免费</a>| <a href="http://ncyy4.com" target="_blank">欧美r片在线</a>| <a href="http://xiangshi888.com" target="_blank">亚洲国产日韩一区二区</a>| <a href="http://vipaiqiyi.com" target="_blank">99精品欧美一区</a>| <a href="http://goutoujunshi.com" target="_blank">国产视频亚洲</a>| <a href="http://sishengnv.com" target="_blank">蜜桃久久精品一区二区</a>| <a href="http://www-34909.com" target="_blank">午夜精品区一区二区三</a>| <a href="http://yc7878.com" target="_blank">很黄很黄激情成人</a>| <a href="http://www-452.com" target="_blank">久久久人人人</a>| <a href="http://youjizzbox.com" target="_blank">久久久久九九九</a>| <a href="http://557523.com" target="_blank">国产一区二区三区电影在线观看</a>| <a href="http://www895pao.com" target="_blank">欧美大片一区</a>| <a href="http://5773000.com" target="_blank">99re66热这里只有精品3直播</a>| <a href="http://4006616309.com" target="_blank">美女国内精品自产拍在线播放</a>| <a href="http://6556h.com" target="_blank">夜夜嗨一区二区三区</a>| <a href="http://www107aa.com" target="_blank">欧美一级播放</a>| <a href="http://qibilly.com" target="_blank">亚洲小说春色综合另类电影</a>| <a href="http://tristooges.com" target="_blank">欧美视频官网</a>| <a href="http://wwwcao88.com" target="_blank">欧美成人自拍</a>| <a href="http://sxxawef.com" target="_blank">国产伦精品一区二区三</a>| <a href="http://4448884.com" target="_blank">久久综合五月</a>| <a href="http://1194123.com" target="_blank">久久综合九色综合久99</a>| <a href="http://2016dp5330.com" target="_blank">国产精品久久久久久久第一福利</a>| <a href="http://557523.com" target="_blank">女人香蕉久久**毛片精品</a>| <a href="http://jldianda.com" target="_blank">国产精品一区二区黑丝</a>| <a href="http://avhai.com" target="_blank">亚洲国产精品电影在线观看</a>| <a href="http://www-yh6.com" target="_blank">在线亚洲欧美视频</a>| <a href="http://080177.com" target="_blank">久久看片网站</a>| <a href="http://www47343.com" target="_blank">亚洲电影天堂av</a>| <a href="http://czsanlin.com" target="_blank">久久久精品免费视频</a>| <a href="http://ahqdlq.com" target="_blank">亚洲影院色在线观看免费</a>| <a href="http://xuduoshu.com" target="_blank">欧美日韩伊人</a>| <a href="http://www-06654.com" target="_blank">久久久久久久综合</a>| <a href="http://sdjzzs.com" target="_blank">欧美国产国产综合</a>| <a href="http://www-67499.com" target="_blank">一二三区精品</a>| <a href="http://ganmabook.com" target="_blank">伊人成人在线</a>| <a href="http://0999555.com" target="_blank">国产精品一区二区你懂的</a>| <a href="http://r4747.com" target="_blank">久久亚洲综合网</a>| <a href="http://yhc26.com" target="_blank">亚洲一区二区三区色</a>| <a href="http://qqcf9900.com" target="_blank">女女同性女同一区二区三区91</a>| <a href="http://www-5013.com" target="_blank">一本大道久久a久久综合婷婷 </a>| <a href="http://shuoqe.com" target="_blank">欧美日韩蜜桃</a>| <a href="http://xhamster0.com" target="_blank">免费短视频成人日韩</a>| <a href="http://www-4564949.com" target="_blank">亚洲免费观看高清在线观看 </a>| <a href="http://www44552.com" target="_blank">国产精品色婷婷</a>| <a href="http://zjkgjt.com" target="_blank">免费中文日韩</a>| <a href="http://jiuzuifusheng.com" target="_blank">国产精品高潮呻吟久久av无限 </a>| <a href="http://atmub.com" target="_blank">一本色道久久精品</a>| <a href="http://9955377.com" target="_blank">欧美.www</a>| <a href="http://tareandshare.com" target="_blank">亚洲视频免费在线</a>| <a href="http://happyelephantv.com" target="_blank">老司机精品视频一区二区三区</a>| <a href="http://chukewang.com" target="_blank">亚洲视频一二三</a>| <a href="http://598327.com" target="_blank">亚洲精品免费电影</a>| <a href="http://cpddddcc.com" target="_blank">激情综合亚洲</a>| <a href="http://621762.com" target="_blank">国产精品美女久久久久久2018</a>| <a href="http://689657.com" target="_blank">欧美成人精品在线观看</a>| <a href="http://tp112.com" target="_blank">久久精品国产77777蜜臀</a>| <a href="http://hhbz518.com" target="_blank">在线天堂一区av电影</a>| <a href="http://xaipad.com" target="_blank">黄色小说综合网站</a>| <a href="http://4480vv.com" target="_blank">欧美日韩爆操</a>| <a href="http://96ykm.com" target="_blank">国产伦精品一区二区三区高清</a>| <a href="http://xb735.com" target="_blank">国产精品免费观看在线</a>| <a href="http://www-888005.com" target="_blank">欧美网站在线观看</a>| <a href="http://www-26333com.com" target="_blank">久久av一区二区三区</a>| <a href="http://4449992.com" target="_blank">亚洲国产精品成人久久综合一区</a>| <a href="http://baoxiniao666.com" target="_blank">99国产精品国产精品毛片</a>| <a href="http://300618.com" target="_blank">亚洲欧洲日产国码二区</a>| <a href="http://133868.com" target="_blank">在线看视频不卡</a>| <a href="http://yanuoxun.com" target="_blank">狠狠噜噜久久</a>| <a href="http://www01614.com" target="_blank">在线电影国产精品</a>| <a href="http://987kt.com" target="_blank">亚洲免费观看在线观看</a>| <a href="http://2220004.com" target="_blank">这里只有精品丝袜</a>| <a href="http://cqrehoo.com" target="_blank">欧美精品大片</a>| <a href="http://246767.com" target="_blank">欧美激情影院</a>| <a href="http://spidermanseo.com" target="_blank">欧美日韩精品一区视频</a>| <a href="http://belerbb.com" target="_blank">国产一区二区欧美日韩</a>| <a href="http://wanzhixue.com" target="_blank">99热免费精品</a>| <a href="http://maokk77.com" target="_blank">99国产精品99久久久久久</a>| <a href="http://337791.com" target="_blank">亚洲日本在线观看</a>| <a href="http://261262.com" target="_blank">久久另类ts人妖一区二区</a>| <a href="http://66hhmm.com" target="_blank">亚洲日本久久</a>| <a href="http://cnbluebox.com" target="_blank">亚洲欧美国产77777</a>| <a href="http://6133c.com" target="_blank">99精品国产在热久久下载</a>| <a href="http://613609.com" target="_blank">亚洲国产视频一区二区</a>| <a href="http://tzhbsb.com" target="_blank">国产麻豆91精品</a>| <a href="http://7357538.com" target="_blank">亚洲黄色尤物视频</a>| <a href="http://tt5125.com" target="_blank">亚洲一区二区三区乱码aⅴ</a>| <a href="http://musicshq.com" target="_blank">久久久精品久久久久</a>| <a href="http://yw3328.com" target="_blank">亚洲精品久久久久久久久久久久久 </a>| <a href="http://wxtarena.com" target="_blank">一区二区免费在线播放</a>| <a href="http://kittybob.com" target="_blank">亚洲精品视频一区二区三区</a>| <a href="http://080177.com" target="_blank">亚洲视频一区二区在线观看</a>| <a href="http://jiajianpei.com" target="_blank">亚洲欧美激情视频</a>| <a href="http://97aixxxx.com" target="_blank">国产日韩欧美在线一区</a>| <a href="http://zz-777.com" target="_blank">一区二区三区成人 </a>| <a href="http://4bbbbb.com" target="_blank">亚洲视频狠狠</a>| <a href="http://50ud.com" target="_blank">狂野欧美激情性xxxx欧美</a>| <a href="http://668www.com" target="_blank">国产精品有限公司</a>| <a href="http://cdcpt.com" target="_blank">久久久亚洲高清</a>| <a href="http://00000i.com" target="_blank">欧美激情一区二区三区蜜桃视频 </a>| <a href="http://sh-hxjdkj.com" target="_blank">国产日韩久久</a>| <a href="http://899gh.com" target="_blank">久久超碰97人人做人人爱</a>| <a href="http://universehb.com" target="_blank">先锋影音国产精品</a>| <a href="http://www780yy.com" target="_blank">国产精品成人一区二区艾草</a>| <a href="http://kissgz.com" target="_blank">在线视频中文亚洲</a>| <a href="http://hbshwx.com" target="_blank">午夜精品久久久久久99热</a>| <a href="http://yh5557.com" target="_blank">老司机免费视频久久</a>| <a href="http://www330849.com" target="_blank">一区二区三区成人精品</a>| <a href="http://huayoue.com" target="_blank">久久米奇亚洲</a>| <a href="http://tao62bao.com" target="_blank">欧美一级欧美一级在线播放</a>| <a href="http://86311ib.com" target="_blank">亚洲国产精品一区二区久</a>| <a href="http://snis675.com" target="_blank">最新日韩精品</a>| <a href="http://www492002.com" target="_blank">欧美成人一区二区三区在线观看</a>| <a href="http://0855123.com" target="_blank">国产视频欧美视频</a>| <a href="http://wwwby6682.com" target="_blank">免费欧美日韩</a>| <a href="http://gjjlzs.com" target="_blank">欧美性猛交xxxx乱大交退制版</a>| <a href="http://avtbr123.com" target="_blank">亚洲免费成人</a>| <a href="http://www-5888c.com" target="_blank">一区二区三区四区五区精品视频</a>| <a href="http://bjygp.com" target="_blank">欧美精品色网</a>| <a href="http://138128.com" target="_blank">久久精品国产久精国产爱</a>| <a href="http://goldure.com" target="_blank">在线亚洲美日韩</a>| <a href="http://fuwu56.com" target="_blank">国产区在线观看成人精品</a>| <a href="http://xcao10.com" target="_blank">欧美激情欧美狂野欧美精品</a>| <a href="http://mathck.com" target="_blank">国产精品裸体一区二区三区</a>| <a href="http://evaporsllc.com" target="_blank">久久―日本道色综合久久</a>| <a href="http://ipx758.com" target="_blank">农夫在线精品视频免费观看</a>| <a href="http://aass123.com" target="_blank">久久丁香综合五月国产三级网站</a>| <a href="http://ccc36-com.com" target="_blank">欧美日韩国产综合网</a>| <a href="http://422608.com" target="_blank">在线看视频不卡</a>| <a href="http://www-36900.com" target="_blank">日韩亚洲国产精品</a>| <a href="http://www16axax.com" target="_blank">99re6这里只有精品视频在线观看</a>| <a href="http://92ebook.com" target="_blank">亚洲性图久久</a>| <a href="http://794238.com" target="_blank">亚洲人久久久</a>| <a href="http://www-888690.com" target="_blank">久久精品卡一</a>| <a href="http://sz-changrong.com" target="_blank">麻豆91精品91久久久的内涵</a>| <a href="http://1zz8903.com" target="_blank">1769国产精品</a>| <script> (function(){ var bp = document.createElement('script'); var curProtocol = window.location.protocol.split(':')[0]; if (curProtocol === 'https') { bp.src = 'https://zz.bdstatic.com/linksubmit/push.js'; } else { bp.src = 'http://push.zhanzhang.baidu.com/push.js'; } var s = document.getElementsByTagName("script")[0]; s.parentNode.insertBefore(bp, s); })(); </script> </body>