Lec02 Theoretical basis performance and data parallelism

Art of Parallel Programming

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Unformatted text preview: L e c t u r e 2 T h e o r e t i c a l b a s i s , p e r f o r m a n c e , a n d d a t a p a r a l l e l i s m 9 / 2 6 / 6 S c o t t B . B a d e n / C S E 1 6 / F a l l 2 6 2 A n n o u n c e m e n t s • H o m e w o r k # 1 h a s b e e n p o s t e d ; d u e n e x t T u e s d a y i n c l a s s • V a l k y r i e i s a v a i l a b l e , s e e t h e w e b b o a r d f o r t h e l a t e s t i n s t r u c t i o n s • W e b b o a r d 9 / 2 6 / 6 S c o t t B . B a d e n / C S E 1 6 / F a l l 2 6 3 T h e A n i t a B o r g I n s t i t u t e f o r W o m e n a n d T e c h n o l o g y a n d t h e A s s o c i a t i o n f o r C o m p u t i n g M a c h i n e r y P r e s e n t O v e r 1 , w o m e n i n c o m p u t i n g E v e n t s f o r u n d e r g r a d u a t e s c o n s i d e r i n g c a r e e r s & g r a d s c h o o l E v e n t s f o r g r a d u a t e s t u d e n t s P a r t i e s , c o m p a n y r e p r e s e n t a t i v e s , a n d m o r e ! V o l u n t e e r s N e e d e d ! h t t p : / / w w w . c s . u c s d . e d u / ~ b s i m o n F r e e r e g i s t r a t i o n ! S a n D i e g o , O c t o b e r 4- 7 , 2 6 S h i r l e y T i l g h m a n , P r e s i d e n t , P r i n c e t o n U n i v e r s i t y S a l l y R i d e , U C S D p r o f e s s o r a n d f o r m e r a s t r o n a u t H e l e n G r e i n e r , P r e s i d e n t , i R o b o t 9 / 2 6 / 6 S c o t t B . B a d e n / C S E 1 6 / F a l l 2 6 4 T o d a y ’ s l e c t u r e • E x e c u t i o n m o d e l s ( h a r d w a r e a n d s o f t w a r e ) – H a r d w a r e c o n t r o l m e c h a n i s m s – P R A M – D a t a p a r a l l e l i s m • P e r f o r m a n c e – P e r f o r m a n c e m e t r i c s – S p e e d u p – S c a l i n g 9 / 2 6 / 6 S c o t t B . B a d e n / C S E 1 6 / F a l l 2 6 5 C o n t r o l m e c h a n i s m s • I n a d d i t i o n t o a d d r e s s s p a c e o r g a n i z a t i o n , w e a l s o c l a s s i f y a r c h i t e c t u r e s a c c o r d i n g t o t h e i r c o n t r o l m e c h a n i s m • H o w d o t h e p r o c e s s o r s i s s u e t h e i r i n s t r u c t i o n s ? • M o s t p a r a l l e l c o m p u t e r s e x e c u t e t h e i r i n s t r u c t i o n s t r e a m s i n d e p e n d e n t l y • S o m e s p e c i a l p u r p o s e m a c h i n e s e x e c u t e a g l o b a l i n s t r u c t i o n s t r e a m i n l o c k- s t e p 9 / 2 6 / 6 S c o t t B . B a d e n / C S E 1 6 / F a l l 2 6 6 F l y n n ’ s c l a s s i f i c a t i o n ( 1 9 6 6 ) S I M D : S i n g l e I n s t r u c t i o n , M u l t i p l e D a t a P E P E P E P E P E In t e r c o n n e c t C o n t r o l U n i t M I M D : M u l t i p l e I n s t r u c t i o n , M u l t i p l e D a t a P E + C U P E + C U P E + C U P E + C U P E + C U In t e r c o n n e c t 9 / 2 6 / 6 S c o t t B . B a d e n / C S E 1 6 / F a l l 2 6 7 S I M D • T w o n o t a b l e S I M D d e s i g n s – I L I A C I V ( 1 9 6 s ) – C o n n e c t i o n M a c h i n e M o d e l 1 a n d 2 ( 1 9 8 s ) • I n t...
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This note was uploaded on 02/14/2008 for the course CSE 160 taught by Professor Baden during the Fall '06 term at UCSD.

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Lec02 Theoretical - L e c t u r e 2 T h e o r e t i c a l b a s i s p e r f o r m a n c e a n d d a t a p a r a l l e l i s m 9 2 6 6 S c o t t B B

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