WIP sym + cgen

1 files changed, 35 insertions, 3 deletions

diff --git a/src/prc1/parse.h b/src/prc1/parse.h
index 5d3d25a..74380ed 100644
--- a/src/prc1/parse.h
+++ b/src/prc1/parse.h
@@ -49,7 +49,7 @@ struct builtin
 
 struct type
 {
-    enum {U, S, C, P, T, PTR, ARY, BUILTIN} type;
+    enum ttype {U, S, C, P, T, PTR, ARY, BUILTIN} type;
     const struct tk *tk;
     size_t sz, align;
     int sign;
@@ -68,6 +68,37 @@ struct type
     } u;
 };
 
+struct sym
+{
+    enum symtype
+    {
+        SYM_ID,
+        SYM_TMP,
+        SYM_LIT,
+        SYM_CAST,
+        SYM_NUM,
+        SYM_ADDR,
+        SYM_SZ,
+        SYM_CNT,
+        SYM_OFF
+    } type;
+
+    struct sym *child, *next, *parent;
+    const struct tk *tk;
+
+    union
+    {
+        const struct tmp *tmp;
+        const struct type *t;
+
+        struct
+        {
+            int sign;
+            union c c;
+        } num;
+    } u;
+};
+
 struct param
 {
     const struct tk *tk;
@@ -76,7 +107,7 @@ struct param
 
 struct pr
 {
-    const struct tk *tk;
+    const struct tk *tk, *using, *returning;
     struct param *params, *ret;
     size_t nparams;
     int variadic;
@@ -86,7 +117,6 @@ struct td
 {
     const struct tk *tk;
     struct type *types;
-    size_t ntypes;
 };
 
 struct tmp
@@ -103,6 +133,7 @@ struct fn
     enum linkage {EXTERNAL, STATIC} linkage;
     struct storage *lk, *ws, *gl;
     struct stmt *stmts;
+    struct sym *syms;
     struct tmp *tmps;
     struct im *imps;
     struct pr *pr;
@@ -121,6 +152,7 @@ struct lit
 struct ast
 {
     const struct args *args;
+    const struct type *littype;
     struct fn *fns;
     struct lit *lits, *lastlit;
     struct type *types;