The Tiger in Stratego is divided into several compiler packages, in order to make it easier to distribute only parts of the compiler and to add new components.

Languages

• Tiger Front -- syntax, desugarer, pretty-printer, typechecker, interpreter for Tiger programs
• Tiger Xmpl -- example Tiger programs
• IR -- syntax, signature, pretty-printing, and canonicalization of intermediate representation programs
• ASM -- signature, pretty-printer, register allocation for assembly programs

Translations

• Tiger to IR -- translation from Tiger to IR
• IR to ASM -- instruction selection

Optimizations

• Tiger Opt -- source-to-source transformations on Tiger programs

Extensions

• Tiger XML -- extension of Tiger with concrete syntax for XML