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Ȩ Ȩ > ¿¬±¸¹®Çå > ±¹³» ³í¹®Áö > Çѱ¹Á¤º¸°úÇÐȸ ³í¹®Áö > Á¤º¸°úÇÐȸ ³í¹®Áö A : ½Ã½ºÅÛ ¹× ÀÌ·Ð

Á¤º¸°úÇÐȸ ³í¹®Áö A : ½Ã½ºÅÛ ¹× ÀÌ·Ð

Current Result Document :

ÇѱÛÁ¦¸ñ(Korean Title) ´Þºò °¡»ó ¸Ó½Å¿¡¼­ÀÇ Àå±â ÃßÀû ¹æ½Ä Àû½Ã ÄÄÆÄÀÏ
¿µ¹®Á¦¸ñ(English Title) Longer Trace-based Just-in-Time Compiler for Dalvik Virtual Machine
ÀúÀÚ(Author) ¿ÀÇü¼®   ¹®¼ö¹¬   Hyeong-Seok Oh   Soo-Mook Moon  
¿ø¹®¼ö·Ïó(Citation) VOL 38 NO. 03 PP. 0153 ~ 0158 (2011. 06)
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(Korean Abstract)
±¸±ÛÀÇ ¸ð¹ÙÀÏ Ç÷§ÆûÀÎ ¾Èµå·ÎÀ̵忡¼­´Â ±âÁ¸ÀÇ ÀÚ¹Ù ¾îÇø®ÄÉÀ̼ÇÀ» ¼öÇàÇϱâ À§ÇØ Àڹ٠Ŭ·¡½º ÆÄÀÏÀ» µ¦½º(dex) ÆÄÀÏ·Î º¯°æÇÑ µÚ ´Þºò °¡»ó ¸Ó½ÅÀ» ÅëÇØ ¼öÇàÇÑ´Ù. ´ÞºòÀº ·¹Áö½ºÅÍ ±â¹ÝÀÇ °¡»ó ¸Ó½ÅÀ¸·Î ÀÎÅÍÇÁ¸®ÅÍ ¿Ü¿¡ ÃßÀû(trace) ±â¹ÝÀÇ °æ·Î ÄÄÆÄÀÏ Á¤Ã¥À» »ç¿ëÇÏ¿© ´Þºò ¹ÙÀÌÆ®Äڵ带 ¸Ó½Å ÄÚµå·Î ¹ø¿ªÇÏ¿© ¼öÇàÇÏ´Â Àû½Ã ÄÄÆÄÀÏ·¯¸¦ žÀçÇÏ¿´´Ù. º» ³í¹®¿¡¼­´Â ´Þºò °¡»ó ¸Ó½ÅÀÇ Àû½Ã ÄÄÆÄÀÏ·¯¿¡¼­ »ç¿ëÇÏ´Â ÃßÀû ´ÜÀ§¸¦ È®ÀåÇÏ´Â Àå±â ÃßÀû ¹æ½ÄÀ¸·Î º¯°æÇÏ´Â °ÍÀ» Á¦¾ÈÇÑ´Ù. À̸¦ ÅëÇØ ´õ ¸¹Àº ¹ÙÀÌÆ®ÄÚµå ¸í·É¾î¸¦ ÇÔ²² ÄÄÆÄÀÏÇÏ¿© ÄÄÆÄÀÏ ½Ã°£Àº ±æ¾îÁ®µµ ´õ ÁÁÀº ¸Ó½Å Äڵ带 »ý¼ºÇÒ ¼ö ÀÖ¾î ÇÏÀ̺긮µå ÄÄÆÄÀÏ È¯°æ µîÀ» ±¸ÃàÇÏ´Â µ¥ À¯¿ëÇÏ´Ù. ½ÇÇèÀ» ÅëÇØ ´Þºò °¡»ó ¸Ó½ÅÀÇ ¼º´É Çâ»ó °¡´É¼ºÀ» È®ÀÎÇÏ¿´´Ù.
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(English Abstract)
Google's mobile platform, Android, executes Java applications by converting Java class files into Dex files and executing them on Dalvik virtual machine. Dalvik is a register-based virtual machine and it includes an interpreter and a just-in-time compiler (JITC) which employs trace-based path compilation for translating Dalvik bytecode to machine code. This paper proposes extending the trace unit for Dalvik JITC so that we can have longer traces. This allows compiling more Dalvik bytecode instructions together to generate better machine code with slightly longer compilation time, which can allow building a hybrid compilation environment. Our experimental results show the possibility of performance improvement for Dalvik virtual machine.
Å°¿öµå(Keyword) ´Þºò °¡»ó ¸Ó½Å   ÃßÀû ±â¹ý   °æ·Î ÄÄÆÄÀÏ   Àû½Ã ÄÄÆÄÀÏ·¯   Dalvik Virtual Machine   trace   path compilation   JITC  
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