PPT-Unit 2 CD Syntax Analysis

Syntax analysis or parsing is the second phase of a compiler  Context Free Grammar A contextfree grammar has four components A set of  nonterminals  V Nonterminals are syntactic variables that denote sets of strings The nonterminals define sets of strings that help define the language generated by the grammar. Chapter 4. Role of Semantic Analysis. . Following parsing, the next two phases of the "typical" compiler are . semantic analysis. (intermediate) code generation. The principal job of the semantic analyzer is to enforce static semantic rules. Psychology. Ms. . Badalucco. Examining the Structure of Language. Kasschau. , Richard A. (2008). . Understanding Psychology.. New York, New York: McGraw Hill. Do Now. Do you ever talk to yourself?. CSci210.BA4. Chapter 4 Topics. Introduction. Lexical and Syntax Analysis. The Parsing Problem. Recursive-Descent Parsing. Bottom-Up Parsing. Introduction. Syntax analyzers . almost always based on a formal description of the syntax of the source language (grammars) . Analysis of SYNTAX. Syntax is not a “stand-alone” analysis. We use analysis of syntax to SUPPORT our analysis of other aspects of style.. The word . syntax. refers to the way words and phrases are arranged to form sentences and paragraphs.. Objective: Analyze how authors use syntax and diction to create certain effects.. Essential Question: How does syntax and diction contribute to an author’s voice and tone?. Objective and Essential Question. The Power of Word Combinations. I. Syntax Indicators. A. Sentence Function. B. Grammatical Classification. C. Sentence Length. Short, Long, or Combination.. *Lengthy sentences followed by a very short one will effectively stress a point. . What does it mean?. Notes from Robert Sebesta Programming Languages. Syntax. Rules for the language. In English some syntax rules are:. Sentence starts with capital letter. Sentence ends with ‘.’, ‘?’, ‘!’. The Power of Word Combinations. I. Syntax Indicators. A. Sentence Function. B. Grammatical Classification. C. Sentence Length. Short, Long, or Combination.. *Lengthy sentences followed by a very short one will effectively stress a point. . Role of Semantic Analysis. . Following parsing, the next two phases of the "typical" compiler are . semantic analysis. (intermediate) code generation. The principal job of the semantic analyzer is to enforce static semantic rules. That arrangement contributes to and enhances meaning and effect.. Or more simply:. It’s how authors put words and phrases together. . Syntax helps authors effectively make their points.. One thing Syntax does is control pacing.. . “But what is the question?”. “To be or not to be, duh, that’s the question”. “yeah, I know, but what does that mean?”. Today’s Focus Questions:. Focus Questions. How can Yoda help us understand Shakespeare?. . “But what is the question?”. “To be or not to be, duh, that’s the question”. “yeah, I know, but what does that mean?”. Today’s Focus Questions:. Focus Questions. How can Yoda help us understand Shakespeare?. Syntax. Syntax is the ordering of words into patterns and phrases. These terms are helpful when discussing poetic syntax:. Caesura. Enjambment. End-stopped. Caesura. a pause, usually near the middle of a line of verse, usually indicated by the sense of the line, and often greater than the normal pause. Jakub Yaghob. Syntax-directed definitions. Each grammar symbol has an associated set of attributes. Like a record. Two kinds of attributes. Synthesized. Inherited. Attributes can represent anything. Attribute values defined by semantic rules assigned to grammar productions.