Initial revision

1 files changed, 99 insertions, 0 deletions

diff --git a/ld/ldexp.h b/ld/ldexp.h
new file mode 100644
index 0000000..f7e1321
--- /dev/null
+++ b/ld/ldexp.h
@@ -0,0 +1,99 @@
+/* ldexp.h -
+
+   Copyright (C) 1991 Free Software Foundation, Inc.
+
+   This file is part of GLD, the Gnu Linker.
+
+   GLD is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 1, or (at your option)
+   any later version.
+
+   GLD is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with GLD; see the file COPYING.  If not, write to
+   the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+
+
+
+/* The result of an expression tree */
+typedef struct 
+{
+  bfd_vma value;
+  struct lang_output_section_statement_struct *section;
+  boolean valid;
+} etree_value_type;
+
+
+
+typedef struct 
+{
+  int node_code;
+  enum { etree_binary,
+	   etree_trinary,
+	   etree_unary,
+	   etree_name,
+	   etree_assign,
+	   etree_undef,
+	   etree_unspec,
+	   etree_value } node_class;
+} node_type;
+
+
+
+typedef union etree_union 
+{
+  node_type type;
+  struct {
+    node_type type;
+    union etree_union *lhs;
+    union etree_union *rhs;
+  } binary;
+  struct {
+    node_type type;
+    union etree_union *cond;
+    union etree_union *lhs;
+    union etree_union *rhs;
+  } trinary;
+  struct {
+    node_type type;
+    char *dst;
+    union etree_union *src;
+  } assign;
+
+  struct {
+    node_type type;
+    union   etree_union *child;
+  } unary;
+  struct {
+    node_type type;
+    char *name;
+  } name;
+  struct {
+    node_type type;
+    bfd_vma value;
+  } value;
+
+} etree_type;
+
+
+PROTO(etree_type *,exp_intop,(bfd_vma));
+
+PROTO(etree_value_type, invalid,(void));
+PROTO(etree_value_type, exp_fold_tree,(etree_type *, struct
+				    lang_output_section_statement_struct *, lang_phase_type,
+					bfd_vma, bfd_vma *));
+
+PROTO(etree_type *, exp_binop,(int, etree_type *, etree_type *));
+PROTO(etree_type *,exp_trinop,(int,etree_type *, etree_type *, etree_type *));
+PROTO(etree_type *,exp_unop,(int, etree_type *));
+PROTO(etree_type *,exp_nameop,(int, char *));
+PROTO(etree_type *,exp_assop,(int, char *, etree_type *));
+PROTO(void, exp_print_tree,(struct _iobuf *, etree_type *));
+PROTO(bfd_vma, exp_get_vma,(etree_type *, bfd_vma, char *, enum boolean));
+PROTO(int, exp_get_value_int,(etree_type *, int, char *, enum boolean));