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瀵硅薄瀛楀吀鐨勫疄鐜版槸鏁翠釜 CANopen鍗忚��鐨勫叧閿�銆傚�硅薄瀛楀吀鐨勬瀯寤哄彲浠ラ噰鐢ㄦ暟缁勬垨閾捐〃鐨勬柟寮忋�傛暟缁勬柟寮忓崰鐢ㄥぇ閲忓唴瀛樼┖闂村苟涓斾笉渚夸簬鍔ㄦ�佺殑鏇存柊锛岄摼琛ㄦ柟寮忓�逛簬澶ф暟鎹�閲忔悳绱㈡晥鐜囪緝浣庛�傝�屾暎鍒楄〃鐢变簬鍏惰嚜韬�鐨勭粨鏋勭壒鐐瑰垯鍙�浠ュ厠鏈嶈繖浜涚己鐐广�傝�ユ枃閲囩敤鏁ｅ垪琛ㄧ殑鏂瑰紡鏋勫缓瀵硅薄瀛楀吀锛岃繖绉嶆柟寮忔瀯寤虹殑瀵硅薄瀛楀吀鍏锋湁鍙�鍔ㄦ�佹洿鏂般�佹悳绱㈡晥鐜囬珮鍜屽瓨鍌ㄧ┖闂村埄鐢ㄧ巼楂樼瓑浼樼偣銆傚叧閿�璇嶏細CANopen鍗忚��锛涘�硅薄瀛楀吀锛涙暎鍒楄〃

1 姒傝堪

瀵硅薄瀛楀吀[1]鏄� CANopen鍗忚��鐨勬牳蹇冿紝鏄�涓�涓�鏈夊簭鐨勫�硅薄缁勶紝鍏朵腑瀹氫箟浜� CANopen缃戠粶涓�璁惧�囩殑鎵�鏈変俊鎭�锛屾瘡涓�璁惧�囩殑瀵硅薄瀛楀吀鍏锋湁缁撴瀯鐩稿悓銆佸唴瀹逛笉鍚岀殑鐗圭偣銆傚�硅薄瀛楀吀涓荤储寮曡寖鍥存槸 0000H~FFFFH锛岀壒瀹氱殑鍙傛暟鍒嗗竷鍦ㄤ复杩戠殑瀵诲潃鍖哄煙锛屽�傝〃 1鎵�绀恒��

琛� 1 瀵硅薄瀛楀吀缁撴瀯

绱㈠紩	瀵硅薄
0000H	鏈�鐢�
0001H~001FH	闈欐�佹暟鎹�绫诲瀷
0020H~003FH	澶嶆潅鏁版嵁绫诲瀷
0040H~005FH	鍒堕�犲晢瑙勫畾鐨勫�嶆潅鏁版嵁绫诲瀷
0060H~007FH	璁惧�囧瓙鍗忚��瑙勫畾鐨勯潤鎬佹暟鎹�绫诲瀷
0080H~009FH	璁惧�囧瓙鍗忚��瑙勫畾鐨勫�嶆潅鏁版嵁绫诲瀷
00A0H~0FFFH	淇濈暀
1000H~1FFFH	閫氫俊瀛愬崗璁�鍖哄煙
2000H~5FFFH	鍒堕�犲晢鐗瑰畾瀛愬崗璁�鍖哄煙
6000H~9FFFH	鏍囧噯鐨勮�惧�囧瓙鍗忚��鍖哄煙
A000H~FFFFH	淇濈暀

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瀵硅薄瀛楀吀涓�姣忎釜瀵硅薄閲囩敤涓�涓� 16浣嶇殑涓荤储寮曞�煎拰涓�涓� 8浣嶇殑瀛愮储寮曞�兼潵瀵诲潃銆傛瘡涓�瀵硅薄鐨勪富瑕佷俊鎭�鍖呮嫭绱㈠紩銆佸瓙绱㈠紩銆佹暟鎹�銆佹暟鎹�绫诲瀷鍜岃�块棶绫诲瀷銆�

鏍规嵁瀵硅薄鍖呭惈鐨勪富瑕佷俊鎭�锛屽彲浠ョ敤 C璇�瑷�瀹炵幇瀵硅薄鐨勭粨鏋勫�備笅鎵�绀猴細

typedef struct _ODIndex { int index; char subIndex;

鈥�44鈥�

char indexType; long data; char (*pFun)(struct _ODIndex*, char, long); struct _ODIndex * next; } ODIndex, *pODIndex

鍏朵腑锛宨ndex鏄�瀵硅薄鐨勭储寮曪紱 subIndex鏄�瀵硅薄鐨勫瓙绱㈠紩锛� indexType鏄�绱㈠紩绫诲瀷锛岀敱鏁版嵁绫诲瀷鍜岃�块棶绫诲瀷鍏卞悓鍐冲畾锛� data鏄�瀵硅薄涓�瀛樺偍鐨勬暟鎹�锛�*pFun涓轰笌璇ュ�硅薄鐩稿叧鐨勫嚱鏁扮殑鎸囬拡銆�

鍦� CANopen缃戠粶涓�涓荤珯琛屼娇缃戠粶绠＄悊銆侀厤缃�浠庣珯鐨勫姛鑳姐�備富绔欏�硅薄瀛楀吀鐨勬瀯寤哄繀椤昏�冭檻缃戠粶鐨勭伒娲绘墿灞曡兘鍔涳紝浣垮叾鍙�浠ョ伒娲诲湴澧炲噺鑺傜偣銆傜綉缁滀腑鑺傜偣鐨勫�炲噺蹇呯劧瑕佹眰淇�鏀逛富绔欏�硅薄瀛楀吀锛岀敋鑷冲ぇ閲忔坊鍔犮�佸垹闄ゅ�硅薄瀛楀吀涓�鐨勫�硅薄銆傛墍浠ワ紝涓荤珯鐨勫�硅薄瀛楀吀蹇呴』鍏锋湁鍙�蹇�閫熸煡鎵俱�佹坊鍔犮�佸垹闄ゅ�硅薄鐨勭壒鎬с��

2 瀵硅薄瀛楀吀鐨勫疄鐜�

2.1 瀵硅薄瀛楀吀鐨勫疄鐜版柟寮�

瀵硅薄瀛楀吀鐨勫疄鐜板彲浠ラ噰鐢ㄦ暟缁勬柟寮忓拰閾捐〃鏂瑰紡銆傛暟缁勫皢鍏冪礌鍦ㄥ唴瀛樹腑杩炵画瀛樻斁锛岀敱浜庢瘡涓�鍏冪礌鍗犵敤鍐呭瓨鐩稿悓锛屽洜姝ゅ彲浠ラ�氳繃涓嬫爣杩呴�熻�块棶鏁扮粍涓�浠讳綍涓�涓�鍏冪礌銆傛暟缁勭殑浼樼偣寰堟槑鏄撅紝鎼滅储鏁堢巼楂樸�備絾鏄�鐢ㄦ暟缁勫瓨鏀炬暟鎹�鏃讹紝蹇呴』浜嬪厛瀹氫箟鍥哄畾鐨勯暱搴� (鍗冲厓绱犱釜鏁� )銆傜劧鑰屼富绔欏�硅薄瀛楀吀涓�瀵硅薄鐨勪釜鏁板叿鏈変笉纭�瀹氭�э紝骞朵笖鎵�瀹炵幇鐨勫�硅薄瀛楀吀鍏锋湁涓嶈繛缁�鎬с�傚洜姝わ紝濡傛灉閲囩敤鏁扮粍鏂瑰紡蹇呯劧瑕佹妸鏁扮粍瀹氫箟寰楄冻澶熷ぇ锛屼互渚垮瓨鏀捐冻

鍩洪噾椤圭洰锛氬寳浜�甯傛暀濮旂�戞妧鍒涙柊骞冲彴鍩洪噾璧勫姪椤圭洰 (05002011200701)浣滆�呯畝浠嬶細寰愬枂(1968锛�)锛屽コ锛屽壇鏁欐巿銆佸崥澹�锛屼富鐮旀柟鍚戯細缃戠粶鎺у埗绯荤粺锛屾帹鐞嗘帶鍒讹紝杞�娴嬮噺锛涢棲澹�鐝嶃�佸畫濞侊紝纭曞＋鏀剁�挎棩鏈燂細2008-08-14 E-mail锛�xuzhe@bjut.edu.cn

file:///C:\Users\Cao\AppData\Local\Temp\msohtmlclip1\01\clip_image002.jpg鍥� 1 瀵硅薄瀛楀吀閫昏緫缁撴瀯

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浣曚竴涓�瀵硅薄銆傛悳绱㈡暟缁勪腑鐨勬瘡涓�涓�鍏冪礌鏃讹紝骞冲潎姣旇緝娆℃暟涓� 1銆傜敤閾捐〃鏂瑰紡寤虹珛杩欓儴鍒嗗�硅薄瀛楀吀鏃跺瓨鍌ㄧ┖闂村彲浠ユ牴鎹�闇�瑕佸姩鎬佸垎閰嶃�傛悳绱㈤摼琛ㄤ腑鐨勪竴涓�缁撶偣鏃讹紝骞冲潎姣旇緝娆℃暟鍙�琛ㄧず涓�(n+1)/2锛屽叾涓�锛�n浠ｈ〃鎵�寤哄�硅薄涓�鏁般��

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鏁ｅ垪鍦板潃鑼冨洿鍙栧�兼椂搴旈�備腑锛屽彇鍊艰繃澶у皢浼氬崰鐢ㄨ繃澶氬瓨鍌ㄧ┖闂达紝鍙栧�艰繃灏忓垯浼氫骇鐢熻緝闀跨殑婧㈠嚭琛�锛岄檷浣庢悳绱㈡晥鐜囥�傝繖閲屽彇 HS_index_range涓� 512銆傚彇 779涓�鏍锋湰瀵硅薄杩涜�屾祴璇曪紝濡傚浘 2鎵�绀恒��

12 10

2 500

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寮曞拰瀛愮储寮曢兘涓庝竴涓�鍑芥暟鍊�(鍗虫暟缁勪笅鏍�)鐩稿�瑰簲锛屼簬鏄�鐢ㄨ繖

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涓�鏁扮粍鍗曞厓鏉ュ瓨鍌ㄨ繖涓�瀵硅薄锛涗篃鍙�浠ョ畝鍗曞湴鐞嗚В涓猴紝鎸夌収绱�

寮曞拰瀛愮储寮曚负姣忎竴涓�瀵硅薄鈥滃垎绫烩�濓紝鐒跺悗灏嗚繖涓�瀵硅薄瀛樺偍鍦ㄧ浉搴斺�滅被鈥濇墍瀵瑰簲鐨勫湴鏂广�傛暟缁勫畾涔夊�備笅锛�

ODIndex iOD[HT_WIDTH]鍏朵腑锛孒T_WIDTH涓烘暎鍒楄〃鐨勫�藉害銆�

浣嗘槸锛屼笉鑳藉�熶繚璇佹瘡涓�瀵硅薄鐨勭储寮曞拰瀛愮储寮曚笌鍑芥暟鍊兼槸涓�涓�瀵瑰簲鐨勶紝鍥犳�わ紝鏋佹湁鍙�鑳藉嚭鐜板�逛簬涓嶅悓鐨勫�硅薄锛屽嵈璁＄畻鍑轰簡鐩稿悓鐨勫嚱鏁板�硷紝杩欐牱灏变骇鐢熶簡鍐茬獊[2]銆�

瀵硅薄鐨勭储寮曞拰瀛愮储寮曢�氳繃鍝堝笇鍑芥暟[2]杞�鍖栦负鏁ｅ垪鍦板潃銆傚簲灏藉彲鑳藉湴浣跨储寮曞拰瀛愮储寮曠粡杩囧搱甯屽嚱鏁板緱鍒颁竴涓�闅忔満鐨勫湴鍧�锛屼互渚垮皢瀵硅薄鍧囧寑鍦板垎甯冨埌鏁翠釜鍦板潃鍖洪棿涓�銆傚�傛灉淇濆瓨鍦ㄦ暎鍒楄〃涓�鐨勭储寮曞拰瀛愮储寮曚笉杩炵画鍒嗗竷锛屾槧灏勫嚱鏁板叿鏈変吉闅忔満鎬э紝鍒欏彲灏嗗�硅薄鍚堢悊鍦板緱鍒嗗竷鍒版暎鍒楄〃涓�銆�

鐢变簬瀵硅薄瀛楀吀璁块棶鐨勯�戠箒鎬э紝鏄犲皠鍑芥暟闇�瑕佽冻澶熺畝鍗曚互鍑忓皯杩愮畻鏃堕棿锛岃繖閲岄噰鐢ㄥ�備笅鍝堝笇鍑芥暟锛�

HS _index = mod(((index脳ran_num) >>

(1)

shift _num+ sub_index),HS _index_range) 鍏朵腑锛�HS_index涓烘暎鍒楀湴鍧�锛沵od()涓哄彇妯¤繍绠楋紱index涓哄�硅薄绱㈠紩锛�ran_num涓洪殢鏈哄洜瀛愶紱shift_num涓轰綅绉诲洜瀛愶紱 sub_index涓哄�硅薄瀛愮储寮曪紱HS_index_range涓烘暎鍒楀湴鍧�鐨勮寖鍥村父閲忋��

濡傚墠鎵�杩帮紝涓嶈兘淇濊瘉浠� index鍜� sub_index鍒� HS_index鐨勬槧灏勪笉浼氶噸鍙狅紝浼氫骇鐢熷啿绐併�傝繖閲屽�勭悊鍐茬獊鐨勬柟娉曢噰鐢ㄩ摼鍦板潃娉昜2]锛屽皢鏄犲皠鍒板悓涓�涓�鏁ｅ垪鍦板潃澶勫�氫簬涓�涓�鐨勫�硅薄缁勬垚閾捐〃锛屽嵆褰㈡垚璇ユ暎鍒楀湴鍧�瀵瑰簲鐨勬孩鍑鸿〃銆備粠鏁ｅ垪琛ㄧ殑鐩稿簲浣嶇疆鍙�浠ヨ�块棶鍏跺�瑰簲鐨勬孩鍑鸿〃銆�

鐢ㄦ暎鍒楄〃鏋勫缓鐨勫�硅薄瀛楀吀閫昏緫缁撴瀯濡傚浘 1鎵�绀猴紝鏁ｅ垪琛ㄥ湴鍧�鑼冨洿涓� M锛孍浠ｈ〃涓�涓�绱㈠紩椤癸紝N浠ｈ〃涓�涓�鏈�浣跨敤鐨勬暎鍒楄〃椤广��

鍥� 2 闅忔満鍥犲瓙锛屼綅绉诲洜瀛愬拰鎼滅储鏃堕棿涔嬮棿鐨勫叧绯�

鍥� 2涓�妯�鍧愭爣杞翠唬琛ㄩ殢鏈哄洜瀛� ran_num锛岀旱鍧愭爣杞翠唬琛ㄤ綅绉诲洜瀛� shift_num锛岀珫鍧愭爣杞翠唬琛ㄦ悳绱㈡椂闂达紝鎼滅储鏃堕棿鐨勮�＄畻鍏�寮忓�備笅锛�

512 ni() sum = 鈭戔垜k (2)i =1k = 0 鍏朵腑锛�sum涓洪亶鍘� 779涓�瀵硅薄闇�瑕佺殑鎼滅储鏃堕棿锛�n(i)浠ｈ〃鏍锋湰绌洪棿涓�鏄犲皠鍒版暎鍒楀湴鍧� i鐨勫�硅薄涓�鏁般��sum鍊艰秺灏忚�存槑鏁ｅ垪琛ㄧ殑濉�鍏呯巼瓒婇珮銆傜粡娴嬭瘯鍙�鐭ワ紝褰� ran_num鍙� 193, shift_num鍙� 3鏃舵暎鍒楄〃濉�鍏呯巼鏈�楂橈紝鍙�杈� 99.8%銆�

2.3 鏁ｅ垪琛ㄦ柟寮忔瀯寤哄�硅薄瀛楀吀鐨勬�ц兘鍒嗘瀽鏁ｅ垪琛ㄦ柟娉曟槸鏁扮粍鍜岄摼琛ㄦ悳绱㈢殑缁撳悎銆傚�逛簬鏁ｅ垪琛ㄧ殑鎼滅储鍜屾暟缁勭浉鍚岋紝浣嗘槸瀵规孩鍑鸿〃鍒欓噰鐢ㄩ摼琛ㄧ殑鎼滅储鏂瑰紡銆�

鏁扮粍鎼滅储鐢变簬涓嬫爣鐨勪娇鐢�锛�涓� O(1)绠楁硶銆傞摼琛ㄥ彧鑳藉崟鍚戞悳绱�锛屽�傛灉閾捐〃涓�鐨勮妭鐐逛负闅忔満鍒嗗竷锛岄偅涔堝钩鍧囨悳绱㈡椂闂翠负 O(n)锛屽叾涓�锛�n涓洪摼琛ㄧ殑闀垮害銆�

鍦ㄦ暎鍒楄〃鐨勫～鍏呯巼涓� 100%, m鈮�N鐨勬儏鍐典笅锛屽彲浠ュ緱鍒版暎鍒楄〃鐨勫钩鍧囬暱搴︼細

琛� 2 3绉嶆柟寮忔�ц兘姣旇緝

姣旇緝瀵硅薄鏁扮粍閾捐〃鏁ｅ垪琛�

鎼滅储涓�涓�瀵硅薄鐨勫钩鍧囨瘮杈冩�℃暟 1 (n+1)/2 n>512鏃朵负 n/1 024+ 256/n, n鈮�512鏃朵负 1 鍗犵敤瀛樺偍绌洪棿涓�鏁� 4 096 鍔ㄦ�佸垎閰� 512+鍔ㄦ�佸垎閰�

鍦ㄨ〃 2涓�锛�n浠ｈ〃瀹為檯闇�瑕佸缓绔嬬殑瀵硅薄鐨勪釜鏁般�傛暎鍒楄〃鐨勫钩鍧囨瘮杈冩�℃暟涓虹悊鎯崇姸鎬佷笅鐨勫彇鍊硷紝鍗冲�硅薄瀹屽叏鍧囧寑鍦板垎甯冨湪鏁ｅ垪琛ㄤ腑銆傚疄闄呭嚭鐜拌繖绉嶆儏鍐电殑鍙�鑳芥�у緢灏忋�備絾鏄�鍗充究鏄�鍑虹幇鏈�宸�鐨勬儏鍐碉紝鍗虫墍鏈夊�硅薄閮芥槧灏勫埌鍚屼竴涓�鏁ｅ垪鍦板潃澶勶紝骞冲潎姣旇緝娆℃暟涔熷拰閾捐〃鏂瑰紡鍩烘湰鐩稿悓锛屼负 (n-1)/2+1銆傝繖绉嶆儏鍐靛嚭鐜扮殑鍙�鑳芥�т篃鏄�寰堝皬鐨勩��

寰堟槑鏄撅紝鏁ｅ垪琛ㄦ柟寮忓疄鐜扮殑瀵硅薄瀛楀吀鎼滅储鏁堢巼瑕佹槑鏄鹃珮浜庨摼琛ㄦ柟寮忥紱涓庢暟缁勬柟寮忕浉姣斿垯鍙�浠ヨ妭鐪佸ぇ閲忓瓨鍌ㄧ┖闂淬��

2.4 瀵硅薄瀛楀吀寰呭垎閰嶇┖闂�

濡傛灉鍦ㄥ缓绔嬪�硅薄瀛楀吀鏃舵瘡娆″彧鍒嗛厤涓�涓�瀵硅薄鐨勫瓨鍌ㄧ┖闂达紝閭ｄ箞灏嗕細鍙嶅�嶆墽琛屽垎閰嶅唴瀛樼┖闂寸殑鎿嶄綔銆傝繖鏍峰繀鐒朵細甯︽潵鍐呭瓨纰庣墖鐨勯棶棰橈紝浠庤�屼娇鍐呭瓨绌洪棿鐨勪娇鐢ㄦ晥鐜囬檷浣庛�備负浜嗚В鍐宠繖涓�闂�棰橈紝姣忔�″垎閰嶅�氫釜瀛樺偍绌洪棿锛屽噺灏戝姩鎬佸垎閰嶅唴瀛樼┖闂寸殑娆℃暟锛屼粠鑰屽噺灏戝唴瀛樼�庣墖銆備负浜嗙淮鎶ゅ垎閰嶇殑瀛樺偍绌洪棿锛�

寮曞叆瀵硅薄瀛楀吀寰呭垎閰嶇┖闂� iODMallocPool銆傚叾鏁版嵁绫诲瀷濡備笅锛�

typedef struct _ODIndexMallocPool{

鏌ユ壘瀵硅薄鏃讹紝鏍规嵁缁欏畾鐨勭储寮曞拰瀛愮储寮曢�氳繃鍝堝笇鍑芥暟璁＄畻鍑烘暎鍒楀湴鍧�銆傝嫢鏁ｅ垪琛ㄤ腑姝ゅ湴鍧�涓虹┖锛屽垯鏌ユ壘涓嶆垚鍔燂紱鍚﹀垯锛屾瘮杈冭�ュ湴鍧�澶勫瓨鍌ㄧ殑绱㈠紩鍜屽瓙绱㈠紩鍙婄粰瀹氱殑鍊兼槸鍚︾浉绛夈�傝嫢鐩哥瓑锛屾煡鎵炬垚鍔燂紱鍚﹀垯锛岃繘鍏ユ孩鍑鸿〃鏌ユ壘锛岀洿鑷虫孩鍑鸿〃鏈�灏炬垨鎵惧埌鏌愪竴缁撶偣瀛樺偍鐨勭储寮曞拰瀛愮储寮曚笌缁欏畾鍊肩浉绛変负姝�銆�

2.6 鏁ｅ垪琛ㄧ殑鍔ㄦ�佹洿鏂�

濡傚墠鎵�杩帮紝鏈�鏂囧�勭悊鍐茬獊鐨勬柟娉曟槸閾惧湴鍧�娉曪紝姣忎竴涓�鏁ｅ垪鍦板潃閮戒細瀵瑰簲涓�涓�婧㈠嚭琛ㄣ�傚綋浜х敓杈冮暱鐨勬孩鍑鸿〃鏃跺繀鐒朵細澧炲姞璁块棶鏃堕棿锛岄檷浣庢悳绱㈡晥鐜囥�備负浜嗚繘涓�姝ユ彁楂樻悳绱㈡晥鐜囷紝鍊熼壌璁＄畻鏈洪珮閫熺紦鍐插瓨鍌ㄥ櫒鐨勬�濇兂锛屽皾璇曞皢缁忓父璁块棶鐨勫�硅薄瀛楀吀椤规斁鍦ㄦ孩鍑鸿〃鐨勮緝鍓嶄綅缃�锛屼互鍑忓皯甯哥敤瀵硅薄瀛楀吀椤圭殑璁块棶鏃堕棿銆傚�傛灉璁块棶婧㈠嚭琛ㄤ腑鏌愪竴缁撶偣闇�瑕佺殑姣旇緝娆℃暟澶т簬闃堝�� OD_TARGET_DEPTH锛屽垯灏嗚�ョ粨鐐圭Щ鍒版孩鍑鸿〃琛ㄥご鐨勪綅缃�銆備粠鑰屽彲浠ュ皢缁忓父琚�璁块棶鐨勫�硅薄瀛樻斁鍦ㄦ孩鍑鸿〃涓�闈犲墠鐨勪綅缃�銆傚綋鍐嶆�¤�块棶杩欎簺瀵硅薄鏃讹紝鍙�浠ュ揩閫熷湴浠庢孩鍑鸿〃涓�鑾峰緱锛屼粠鑰岃繘涓�姝ユ彁楂樹簡鎼滅储鏁堢巼銆�

寮曞叆楂橀�熺紦瀛樻�濇兂鍓嶅悗鎼滅储鏁堢巼姣旇緝濡傚浘 3鎵�绀恒��

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5

long ref;

pODIndex space;

} ODIndexMallocPool, *pODIndexMallocPool鍏朵腑锛�ref浠ｈ〃 iODMallocPool涓�鍓╀綑鐨勫瓨鍌ㄧ┖闂翠釜鏁帮紱space浠ｈ〃 iODMallocPool涓�绗� 1涓�瀛樺偍绌洪棿鐨勫湴鍧�銆�

鍒嗛厤瀛樺偍绌洪棿鏃讹紝灏嗗垎閰嶇殑澶氫釜瀛樺偍绌洪棿缁勬垚閾捐〃锛屽瓨鍌ㄧ┖闂翠釜鏁板瓨鍏� ref涓�锛岄摼琛ㄧ殑澶寸粨鐐圭殑鍦板潃瀛樺叆 space涓�銆傛柊寤哄�硅薄闇�瑕佷粠 iODMallocPool涓�鍙栧嚭瀛樺偍绌洪棿鏃讹紝ref鐨勫�煎噺 1锛屽皢閾捐〃涓�涓嬩竴涓�缁撶偣鐨勫湴鍧�璧嬬粰 space锛涘垹闄ゅ�硅薄鏃讹紝灏嗗�硅薄鍗犵敤鐨勫瓨鍌ㄧ┖闂存斁鍥� iODMallocPool鎵�缁存姢鐨勯摼琛ㄧ殑澶撮儴锛�ref鍊煎姞 1銆傚綋璇ョ┖闂翠负绌哄嵆 ref涓� 0鏃讹紝鑷�鍔ㄧ敵璇蜂竴涓�鍥哄畾涓�鏁扮殑瀛樺偍绌洪棿锛岀劧鍚庢洿鏂� ref鍜� space鐨勫�笺��

2.5 瀵硅薄瀛楀吀涓�瀵硅薄鐨勬柊寤恒�佹煡鎵惧拰鍒犻櫎

鏂板缓瀵硅薄鏃讹紝鏍规嵁缁欏畾鐨勭储寮曞拰瀛愮储寮曢�氳繃鍝堝笇鍑芥暟璁＄畻鍑烘暎鍒楀湴鍧�銆傝嫢鏁ｅ垪琛ㄤ腑姝ゅ湴鍧�涓虹┖锛屽垯姝ゅ湴鍧�琚�瑙嗕负鏂板缓瀵硅薄鐨勫瓨鍌ㄧ┖闂寸殑鍦板潃锛涘惁鍒欎粠瀵硅薄瀛楀吀寰呭垎閰嶇┖闂翠腑鑾峰彇涓�涓�瀛樺偍绌洪棿浣滀负鏂板缓瀵硅薄鐨勫瓨鍌ㄧ┖闂达紝灏嗗叾鎻掑叆璇ユ暎鍒楀湴鍧�瀵瑰簲鐨勬孩鍑鸿〃琛ㄥ熬銆�

鍒犻櫎瀵硅薄鏃讹紝鏍规嵁缁欏畾鐨勭储寮曞拰瀛愮储寮曢�氳繃鍝堝笇鍑芥暟璁＄畻鍑烘暎鍒楀湴鍧�銆傝嫢鏁ｅ垪琛ㄤ腑璇ュ湴鍧�涓虹┖锛屽垯娆插垹闄ょ殑瀵硅薄涓嶅瓨鍦�锛涘惁鍒欙紝姣旇緝璇ュ湴鍧�澶勫瓨鍌ㄧ殑绱㈠紩鍜屽瓙绱㈠紩鍙婄粰瀹氱殑鍊兼槸鍚︾浉绛夈�傝嫢鐩哥瓑锛屽垯灏嗗叾缃�绌恒�傚惁鍒欏湪杩涘叆婧㈠嚭琛ㄤ腑鏌ユ壘绱㈠紩鍜屽瓙绱㈠紩涓庣粰瀹氬�肩浉鍚岀殑缁撶偣銆傛壘鍒板悗灏嗗叾浠庢暎鍒楄〃涓�鍒犻櫎锛岀劧鍚庡皢璇ョ粨鐐圭殑鍐呭瓨绌洪棿鏀捐繘瀵硅薄瀛楀吀寰呭垎閰嶇┖闂翠腑浠ュ�囨柊寤哄�硅薄鏃朵娇鐢ㄣ��

3
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3 缁撴潫璇�

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