Cs412 PowerPoint PPT Presentations

Lecture 8: Semantic Analysis and Symbol Tables ... A stab at adding entries. class Block { Vector stmts; Type typeCheck(SymTab s) { Type t; ...

Conditional jumps. IR is now just a linear list of statements ... Make all CJUMP's one-way jumps by identifying, rearranging basic blocks. ...

Tn Tr. CS 412/413 Introduction to Compilers and Translators -- Spring '99 Andrew Myers ... Formally symbol table is map from identifiers to types, referred to as type ...

Lecture 20: Implementing Objects ... void setElem (Elephant element, int index) ... Argument list: implicit receiver ...

Eliminating ambiguity in CFGs. Top-down parsing. LL(1) grammars. Transforming a grammar into LL form. Recursive-descent parsing - parsing made simple ...

Bottom-up parsing (1 2 (3 4)) 5 (E 2 (3 4)) 5 (S 2 (3 4)) 5 (S E (3 4)) 5 ... Advantage of bottom-up parsing: can select productions based on more information ...

If activation records are heap-allocated, every function call creates an object ... Activation records of all lexically enclosing functions are reachable from a ...

Example: Iota type system ... Iota: int, string, bool ... Iota: the value of an if statement (if any) is the value of the arm that is executed. ...

CS412 Introduction to Computer Networking & Telecommunication Chapter 5 Network Layer

CS412 Introduction to Computer Networking & Telecommunication Medium Access Control Sublayer

CS412 Introduction to Computer Networking & Telecommunication Error Correction/Detection

CS412 Introduction to Computer Networking & Telecommunication Local Area Networks Topics LANs - IEEE Project 802 Ethernet Data Link Layer Switching Ethernet Ethernet ...

CS412 Introduction to Computer Networking & Telecommunication DSL, Cable, and Mobile Telephone System Topics Digital Subscriber Line Cable Mobile Telephone System ...

CS412 Introduction to Computer Networking & Telecommunication Data Link Layer Part II Sliding Window Protocols Part 2 - Topics Sliding Window Protocols Go Back N ...

Knows 'distance' to each neighbor. Sends list to each neighbor every T msec ... Performs calculation for each neighbor to find the best. Old table not used in ...

Generator: 29. CRC Properties. Single error detection ... Polynomial. LANs. ITU-32. HDLC. ITU-16. ATM AAL. CRC-10. ATM header. CRC-8. Application. Name ...

Table 3.1 Units of periods and frequencies. 1012 Hz ... (a) A binary signal and its root-mean-square Fourier amplitudes. 36. Bandwidth-Limited Signals (2) ...

Repeater: device that extends the distance a signal can travel by regenerating the signal ... Directional, cheap, easy to build. Cannot pass through solid walls ...

Applications of BFS and DFS: the Apriori and FPGrowth Algorithms Modified from Slides of Stanford CS345A and UIUC CS412 Jianlin Feng School of Software

While t-shirts were once the go-to, polos seem to offer a more polished, professional look. This could be why they are preferred more for formal & semi-formal meetings with clients, industry events, or just raising the style level around the office.

Bad DB Design Duplicate of data Updating Deleting Redundant Deleting Update Normalization Normalization is a design technique that is widely used as a guide in ...

Research in Cloud Security and Privacy Bharat Bhargava bbshail@purdue.edu Computer Science Purdue University YounSun Cho cho52@cs.purdue.edu Computer Science

... all the possible sets of one, two and three words to find a separating hyperplane. ... Our SLA algorithm for feature selection required the solution of only ...

Can we efficiently find the optimum coloring of the graph? ... If graph cannot be colored, it will reduce to a graph in which every node has at ... Optimistic Coloring ...

... Representation and the Translation Function ... translation to real machine code ... get program closer to machine code without losing information ...

Want to find least conservative assignment of values that is still safe -- as ... Least conservative assignment means minimal lists of reaching definitions, so: ...

support dump routines, generate running code! ... Implement dump as recursive traversal but use pretty-printer support. abstract class IRNode ...

substantial readings (textbooks and papers) ... Textbooks. Stallings Operating Systems. ... network of computers: 'share-nothing' -- cheap ...

http://www.erlenstar.demon.co.uk/unix/faq_toc.html. Signals ... Each directory contains a list of file names together with a pointer to an index ...

Why should we learn about them? Anatomy of a compiler. Introduction to lexical analysis ... James Gosling, Bill Joy, and Guy Steele. On reserve in Engineering Library ...

Alias Analysis Problem ... No alias information: for each variable v, Ptr(v) = V, where V is the set of all ... Type-based alias analysis: ...