enum

1 files changed, 20 insertions, 10 deletions

diff --git a/bootstrap/cgen.c b/bootstrap/cgen.c
index 4bc6280..aac0893 100644
--- a/bootstrap/cgen.c
+++ b/bootstrap/cgen.c
@@ -27,13 +27,13 @@ gentype(const struct type *ty) {
    case TYarr:
       assert(ty->length >= 0);
    case TYslice:
-      assert(ty->_cname);
-      pri("%s", ty->_cname);
-      return;
    case TYfn:
       assert(ty->_cname);
       pri("%s", ty->_cname);
       return;
+   case TYenum:
+      gentype(ty->enu.intty);
+      break;
    }
    if (ty->konst)
       pri(" const");
@@ -97,7 +97,8 @@ pri(const char *fmt, ...) {
          fprintf(outfp, "%.20f", va_arg(ap, double));
          break;
       case 's':
-         fprintf(outfp, "%s", va_arg(ap, const char *));
+         S = va_arg(ap, const char *);
+         fprintf(outfp, "%s", S ? S : "(null)");
          break;
       case 'w':
          ws = va_arg(ap, int);
@@ -130,6 +131,7 @@ genexpr(struct expr *ex) {
    const struct type *ty = unconstify(ex->ty);
    switch (ex->t) {
    case Eintlit:
+   intlit:
       if (ty == ty_int)
          pri("%I", ex->i);
       else if (ty == ty_u64)
@@ -184,8 +186,14 @@ genexpr(struct expr *ex) {
       genblock(ex->block);
       pri(")");
       break;
-    default:
-      assert(0);
+   case Eas:
+      pri("((%t)%e)", ex->ty, ex->child);
+      break;
+   case Eenumval:
+      pri("/*%s:%s*/", ex->ty->enu.name, ex->enu.vname);
+      ty = ex->ty->enu.intty;
+      goto intlit;
+      break;
    }
 }
 
@@ -292,6 +300,7 @@ liftnestedex(struct expr *ex) {
    switch (ex->t) {
    case Eintlit: case Eflolit: case Estrlit:
    case Eboolit: case Enullit: case Ename:
+   case Eenumval:
       break;
    case Eprefix:
       liftnestedex(ex->unop.child);
@@ -320,8 +329,9 @@ liftnestedex(struct expr *ex) {
    case Eblock:
       liftnested(blocktostmt(ex->block));
       break;
-    default:
-      assert(0);
+   case Eas:
+      liftnestedex(ex->child);
+      break;
    }
 }
 
@@ -484,9 +494,9 @@ defctype(const struct type *ty, void *_) {
       if (ty->fn.variadic)
          pri("...");
       pri(");\n");
-
-
       break;
+   case TYenum:
+      *cname = xasprintf("__ty%d", id++);
    }
 
 }