C-Compiler

Implementation of the front end of a compiler for a subset of C language.

Components

Symbol Table
- Written in C++.
- Produces a hash table for mapping variables used in the source program to tokens.
Lexical Analyzer / Scanner
- Written in flex.
- Generates tokens from lexemes and reports lexical errors.
Syntax and Semantic Analyzer / Parser
- Written in yacc / bison.
- Parses the tokens generated by the scanner according to specified grammar rules.
- Reports syntax and semantic errors.
- Takes actions for error recovery for some syntax errors.
Intermediate Code Genarator
- Produces intel 8086 assembly language code from source C code.
- Optimizes the assembly code.