* config/atof-ieee.c (gen_to_words): When adding carry back in,
[binutils.git] / ld / ldexp.h
blobb8e8ddf6f82f4e48f0ad1cbd59abeb280d3d259f
1 /* ldexp.h -
2 Copyright 1991, 92, 93, 94, 95, 1998 Free Software Foundation, Inc.
4 This file is part of GLD, the Gnu Linker.
6 GLD is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2, or (at your option)
9 any later version.
11 GLD is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with GLD; see the file COPYING. If not, write to the Free
18 Software Foundation, 59 Temple Place - Suite 330, Boston, MA
19 02111-1307, USA. */
21 #ifndef LDEXP_H
22 #define LDEXP_H
24 /* The result of an expression tree */
25 typedef struct
27 bfd_vma value;
28 struct lang_output_section_statement_struct *section;
29 boolean valid_p;
30 } etree_value_type;
34 typedef struct
36 int node_code;
37 enum { etree_binary,
38 etree_trinary,
39 etree_unary,
40 etree_name,
41 etree_assign,
42 etree_provide,
43 etree_undef,
44 etree_unspec,
45 etree_value,
46 etree_assert,
47 etree_rel } node_class;
48 } node_type;
52 typedef union etree_union
54 node_type type;
55 struct {
56 node_type type;
57 union etree_union *lhs;
58 union etree_union *rhs;
59 } binary;
60 struct {
61 node_type type;
62 union etree_union *cond;
63 union etree_union *lhs;
64 union etree_union *rhs;
65 } trinary;
66 struct {
67 node_type type;
68 CONST char *dst;
69 union etree_union *src;
70 } assign;
72 struct {
73 node_type type;
74 union etree_union *child;
75 } unary;
76 struct {
77 node_type type;
78 CONST char *name;
79 } name;
80 struct {
81 node_type type;
82 bfd_vma value;
83 } value;
84 struct {
85 node_type type;
86 asection *section;
87 bfd_vma value;
88 } rel;
89 struct {
90 node_type type;
91 union etree_union *child;
92 const char *message;
93 } assert_s;
94 } etree_type;
97 etree_type *exp_intop PARAMS ((bfd_vma));
98 etree_type *exp_relop PARAMS ((asection *, bfd_vma));
99 etree_value_type invalid PARAMS ((void));
100 etree_value_type exp_fold_tree PARAMS ((etree_type *, struct
101 lang_output_section_statement_struct *,
102 lang_phase_type,
103 bfd_vma, bfd_vma *));
104 etree_type *exp_binop PARAMS ((int, etree_type *, etree_type *));
105 etree_type *exp_trinop PARAMS ((int,etree_type *, etree_type *, etree_type *));
106 etree_type *exp_unop PARAMS ((int, etree_type *));
107 etree_type *exp_nameop PARAMS ((int, CONST char *));
108 etree_type *exp_assop PARAMS ((int, CONST char *, etree_type *));
109 etree_type *exp_provide PARAMS ((const char *, etree_type *));
110 etree_type *exp_assert PARAMS ((etree_type *, const char *));
111 void exp_print_tree PARAMS ((etree_type *));
112 bfd_vma exp_get_vma PARAMS ((etree_type *, bfd_vma, char *, lang_phase_type));
113 int exp_get_value_int PARAMS ((etree_type *, int, char *,lang_phase_type));
114 bfd_vma exp_get_abs_int PARAMS ((etree_type *, int, char *,lang_phase_type));
116 #endif