1 /*** coff information for Hitachi H8/300 and H8/300-H */
3 /********************** FILE HEADER **********************/
5 struct external_filehdr
{
6 char f_magic
[2]; /* magic number */
7 char f_nscns
[2]; /* number of sections */
8 char f_timdat
[4]; /* time & date stamp */
9 char f_symptr
[4]; /* file pointer to symtab */
10 char f_nsyms
[4]; /* number of symtab entries */
11 char f_opthdr
[2]; /* sizeof(optional hdr) */
12 char f_flags
[2]; /* flags */
17 #define H8300MAGIC 0x8300
18 #define H8300HMAGIC 0x8301
19 #define H8300SMAGIC 0x8302
21 #define H8300BADMAG(x) (((x).f_magic!=H8300MAGIC))
22 #define H8300HBADMAG(x) (((x).f_magic!=H8300HMAGIC))
23 #define H8300SBADMAG(x) (((x).f_magic!=H8300SMAGIC))
25 #define FILHDR struct external_filehdr
29 /********************** AOUT "OPTIONAL HEADER" **********************/
34 char magic
[2]; /* type of file */
35 char vstamp
[2]; /* version stamp */
36 char tsize
[4]; /* text size in bytes, padded to FW bdry*/
37 char dsize
[4]; /* initialized data " " */
38 char bsize
[4]; /* uninitialized data " " */
39 char entry
[4]; /* entry pt. */
40 char text_start
[4]; /* base of text used for this file */
41 char data_start
[4]; /* base of data used for this file */
52 /********************** SECTION HEADER **********************/
55 struct external_scnhdr
{
56 char s_name
[8]; /* section name */
57 char s_paddr
[4]; /* physical address, aliased s_nlib */
58 char s_vaddr
[4]; /* virtual address */
59 char s_size
[4]; /* section size */
60 char s_scnptr
[4]; /* file ptr to raw data for section */
61 char s_relptr
[4]; /* file ptr to relocation */
62 char s_lnnoptr
[4]; /* file ptr to line numbers */
63 char s_nreloc
[2]; /* number of relocation entries */
64 char s_nlnno
[2]; /* number of line number entries*/
65 char s_flags
[4]; /* flags */
69 * names of "special" sections
76 #define SCNHDR struct external_scnhdr
80 /********************** LINE NUMBERS **********************/
82 /* 1 line number entry for every "breakpointable" source line in a section.
83 * Line numbers are grouped on a per function basis; first entry in a function
84 * grouping will have l_lnno = 0 and in place of physical address will be the
85 * symbol table index of the function name.
87 struct external_lineno
{
89 char l_symndx
[4]; /* function name symbol index, iff l_lnno == 0*/
90 char l_paddr
[4]; /* (physical) address of line number */
92 char l_lnno
[4]; /* line number */
95 #define GET_LINENO_LNNO(abfd, ext) bfd_h_get_32(abfd, (bfd_byte *) (ext->l_lnno));
96 #define PUT_LINENO_LNNO(abfd,val, ext) bfd_h_put_32(abfd,val, (bfd_byte *) (ext->l_lnno));
98 #define LINENO struct external_lineno
102 /********************** SYMBOLS **********************/
104 #define E_SYMNMLEN 8 /* # characters in a symbol name */
105 #define E_FILNMLEN 14 /* # characters in a file name */
106 #define E_DIMNUM 4 /* # array dimensions in auxiliary entry */
108 struct external_syment
111 char e_name
[E_SYMNMLEN
];
126 #define N_BTMASK (017)
127 #define N_TMASK (060)
132 union external_auxent
{
134 char x_tagndx
[4]; /* str, un, or enum tag indx */
137 char x_lnno
[2]; /* declaration line number */
138 char x_size
[2]; /* str/union/array size */
140 char x_fsize
[4]; /* size of function */
143 struct { /* if ISFCN, tag, or .bb */
144 char x_lnnoptr
[4]; /* ptr to fcn line # */
145 char x_endndx
[4]; /* entry ndx past block end */
147 struct { /* if ISARY, up to 4 dimen. */
148 char x_dimen
[E_DIMNUM
][2];
151 char x_tvndx
[2]; /* tv index */
155 char x_fname
[E_FILNMLEN
];
163 char x_scnlen
[4]; /* section length */
164 char x_nreloc
[2]; /* # relocation entries */
165 char x_nlinno
[2]; /* # line numbers */
169 char x_tvfill
[4]; /* tv fill value */
170 char x_tvlen
[2]; /* length of .tv */
171 char x_tvran
[2][2]; /* tv range */
172 } x_tv
; /* info about .tv section (in auxent of symbol .tv)) */
177 #define SYMENT struct external_syment
179 #define AUXENT union external_auxent
184 /********************** RELOCATION DIRECTIVES **********************/
186 /* The external reloc has an offset field, because some of the reloc
187 types on the h8 don't have room in the instruction for the entire
188 offset - eg the strange jump and high page addressing modes */
190 struct external_reloc
{
199 #define RELOC struct external_reloc
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