Initial revision

1 files changed, 116 insertions, 0 deletions

diff --git a/ld/ldexp.h b/ld/ldexp.h
new file mode 100644
index 0000000000..b8e8ddf6f8
--- /dev/null
+++ b/ld/ldexp.h
@@ -0,0 +1,116 @@
+/* ldexp.h -
+   Copyright 1991, 92, 93, 94, 95, 1998 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 2, 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, 59 Temple Place - Suite 330, Boston, MA
+   02111-1307, USA.  */
+
+#ifndef LDEXP_H
+#define LDEXP_H
+
+/* The result of an expression tree */
+typedef struct 
+{
+  bfd_vma value;
+  struct lang_output_section_statement_struct *section;
+  boolean valid_p;
+} etree_value_type;
+
+
+
+typedef struct 
+{
+  int node_code;
+  enum { etree_binary,
+	   etree_trinary,
+	   etree_unary,
+	   etree_name,
+	   etree_assign,
+	   etree_provide,
+	   etree_undef,
+	   etree_unspec,
+	   etree_value,
+	   etree_assert,
+	   etree_rel } 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;
+    CONST char *dst;
+    union etree_union *src;
+  } assign;
+
+  struct {
+    node_type type;
+    union   etree_union *child;
+  } unary;
+  struct {
+    node_type type;
+   CONST char *name;
+  } name;
+  struct {
+    node_type type;
+    bfd_vma value;
+  } value;
+  struct {
+    node_type type;
+    asection *section;
+    bfd_vma value;
+  } rel;
+  struct {
+    node_type type;
+    union etree_union *child;
+    const char *message;
+  } assert_s;
+} etree_type;
+
+
+etree_type *exp_intop PARAMS ((bfd_vma));
+etree_type *exp_relop PARAMS ((asection *, bfd_vma));
+etree_value_type invalid PARAMS ((void));
+etree_value_type exp_fold_tree PARAMS ((etree_type *, struct
+					lang_output_section_statement_struct *,
+					lang_phase_type,
+					bfd_vma, bfd_vma *));
+etree_type *exp_binop PARAMS ((int, etree_type *, etree_type *));
+etree_type *exp_trinop PARAMS ((int,etree_type *, etree_type *, etree_type *));
+etree_type *exp_unop PARAMS ((int, etree_type *));
+etree_type *exp_nameop PARAMS ((int, CONST char *));
+etree_type *exp_assop PARAMS ((int, CONST char *, etree_type *));
+etree_type *exp_provide PARAMS ((const char *, etree_type *));
+etree_type *exp_assert PARAMS ((etree_type *, const char *));
+void exp_print_tree PARAMS ((etree_type *));
+bfd_vma exp_get_vma PARAMS ((etree_type *, bfd_vma, char *, lang_phase_type));
+int exp_get_value_int PARAMS ((etree_type *, int, char *,lang_phase_type));
+bfd_vma exp_get_abs_int PARAMS ((etree_type *, int, char *,lang_phase_type));
+
+#endif