'Live variables' presentation slideshows

Data Flow Analysis

860 views • 64 slides

Liveness Analysis

Liveness Analysis. Mooly Sagiv Schrierber 317 03-640-7606 Wed 10:00-12:00 html://www.math.tau.ac.il/~msagiv/courses/wcc01.html. Source program (string). Already Studied. lexical analysis. Tokens. syntax analysis. Abstract syntax tree. semantic analysis. Abstract syntax tree.

600 views • 43 slides

Liveness Analysis

Liveness Analysis. Mooly Sagiv Schrierber 317 03-640-7606 Wed 10:00-12:00 html://www.math.tau.ac.il/~msagiv/courses/wcc02.html. Source program (string). Basic Compiler Phases. lexical analysis. Tokens. syntax analysis. Abstract syntax tree. semantic analysis. Frame. Translate.

430 views • 42 slides

Data-Flow Analysis

Data-Flow Analysis. Static Analysis Inspections Dependence analysis Symbolic execution Software Verification Data flow analysis Concurrency analysis Interprocedural analysis. Approaches. Dynamic Analysis Assertions Error seeding, mutation testing Coverage criteria

705 views • 38 slides

Data Flow Analysis II 15-817A Model Checking and Abstract Interpretation

Data Flow Analysis II 15-817A Model Checking and Abstract Interpretation. Feb. 2, 2011. HAPPY GROUNDHOG DAY!. Agenda. Recalling last lecture Analysis: Very Busy Expressions { forward , backward }x{ may , must } typology Analysis: Live Variables Analysis: Available Expressions

371 views • 37 slides

Program analysis

Program analysis. Mooly Sagiv html://www.cs.tau.ac.il/~msagiv/courses/wcc12-13.html. Abstract Interpretation Static analysis. Automatically identify program properties No user provided loop invariants Sound but incomplete methods But can be rather precise

413 views • 31 slides

Overview of program analysis

Overview of program analysis. Mooly Sagiv html://www.math.tau.ac.il/~msagiv/courses/wcc03.html. Exam Format (Moed A 02). Compile- vs Run-time events (25) American style question (10) Handling new language feature in TC (40) Understanding (25). Outline. What is (static) program analysis

263 views • 26 slides

1. Reaching Definitions

1. Reaching Definitions. Definition d of variable v : a statement d that assigns a value to v. Use of variable v : reference to value of v in an expression evaluation.

321 views • 23 slides