bitfields

1 files changed, 16 insertions, 2 deletions

diff --git a/src/cffc.hff b/src/cffc.hff
index d1d423f..066c1f7 100644
--- a/src/cffc.hff
+++ b/src/cffc.hff
@@ -19,8 +19,8 @@ struct Loc {
 #[lax]
 enum TokT : i32 {
    // !sorted
-   kw_alignof, kw_and, kw_as, kw_break, kw_case, kw_const,
-   kw_continue, kw_def, kw_defer, kw_defmacro, kw_do,
+   kw_alignof, kw_and, kw_as, kw_bitfield, kw_break, kw_case,
+   kw_const, kw_continue, kw_def, kw_defer, kw_defmacro, kw_do,
    kw_else, kw_enum, kw_extern, kw_fn,
    kw_for, kw_if, kw_import, kw_let, kw_offsetof,
    kw_or, kw_return, kw_sizeof, kw_static,
@@ -71,6 +71,12 @@ struct AggField {
 
 struct EnumVal { name *const u8, i i64 }
 
+struct BitFField {
+   name *const u8,
+   ty *const Type,
+   off u16, size u16
+}
+
 enum union TeplArg;
 
 struct Type {
@@ -108,6 +114,12 @@ struct Type {
          flds [#]AggField,
          decls *Env,
       },
+      BitF struct {
+         intty *const Type,
+         name *const u8,
+         id int,
+         flds [#]BitFField,
+      },
       VaList,
    },
 
@@ -178,9 +190,11 @@ struct Expr {
       Cond struct { test *Expr, t *Expr, f *Expr },
       Cast *Expr,
       Dot struct { lhs *Expr, fld *const AggField },
+      BitDot struct { lhs *Expr, fld *const BitFField },
       SLen *Expr,
       SPtr *Expr,
       EUTag *Expr,
+      BitRaw *Expr,
       Index struct { lhs *Expr, rhs *Expr },
       Slice struct { lhs *Expr, begin *Expr, end *Expr },
       Call struct { lhs *Expr, args [#]Expr },