Mercurial > hg > index.cgi
diff lwcc/tree.h @ 498:1bd2d590d734
Rejig parser to eliminate lemon
No longer use lemon for building the parser. It adds too much complexity,
really, and a hand written recursive descent parser is far more flexible.
The current iteration can handle exactly one statement: "return <int>".
| author | William Astle <lost@l-w.ca> |
|---|---|
| date | Thu, 08 Aug 2019 23:32:23 -0600 |
| parents | a3e277c58df9 |
| children | f3e9732973f1 |
line wrap: on
line diff
--- a/lwcc/tree.h Mon Aug 05 21:38:23 2019 -0600 +++ b/lwcc/tree.h Thu Aug 08 23:32:23 2019 -0600 @@ -49,7 +49,9 @@ #define NODE_FUNDECL 21 // function declaration #define NODE_FUNARGS 22 // list of function args #define NODE_BLOCK 23 // statement block -#define NODE_NUMTYPES 24 // the number of node types +#define NODE_STMT_RETURN 24 // return statement +#define NODE_CONST_INT 25 // constant integer +#define NODE_NUMTYPES 26 // the number of node types typedef struct node_s node_t;