Mercurial > lcfOS
view test/expression.x @ 386:2a970e7270e2
Added repeat assembler macro
author | Windel Bouwman |
---|---|
date | Thu, 01 May 2014 17:40:59 +0200 |
parents | e84047f29c78 |
children |
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%tokens '+' number '(' ')' '*' %% input: expression {return $1}; expression: term { return $1 } | expression '+' term {}; term: factor { return $1 } | term '*' factor { return $1 * $3 }; factor: '(' expression ')' | number {return $1.val};