source: trunk/libs/newlib/src/include/coff/ti.h @ 621

Last change on this file since 621 was 444, checked in by satin@…, 7 years ago

add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc
File size: 18.3 KB
RevLine 
[444]1/* COFF information for TI COFF support.  Definitions in this file should be
2   customized in a target-specific file, and then this file included (see
3   tic54x.h for an example).
4   
5   Copyright 2000, 2001, 2002, 2003, 2005, 2008, 2009, 2010
6   Free Software Foundation, Inc.
7
8   This program is free software; you can redistribute it and/or modify
9   it under the terms of the GNU General Public License as published by
10   the Free Software Foundation; either version 3 of the License, or
11   (at your option) any later version.
12   
13   This program is distributed in the hope that it will be useful,
14   but WITHOUT ANY WARRANTY; without even the implied warranty of
15   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16   GNU General Public License for more details.
17   
18   You should have received a copy of the GNU General Public License
19   along with this program; if not, write to the Free Software
20   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
21   MA 02110-1301, USA.  */
22
23#ifndef COFF_TI_H
24#define COFF_TI_H
25
26/* Note "coff/external.h is not used because TI adds extra fields to the structures.  */
27
28/********************** FILE HEADER **********************/
29
30struct external_filehdr
31  {
32    char f_magic[2];    /* magic number                 */
33    char f_nscns[2];    /* number of sections           */
34    char f_timdat[4];   /* time & date stamp            */
35    char f_symptr[4];   /* file pointer to symtab       */
36    char f_nsyms[4];    /* number of symtab entries     */
37    char f_opthdr[2];   /* sizeof(optional hdr)         */
38    char f_flags[2];    /* flags                        */
39    char f_target_id[2];    /* magic no. (TI COFF-specific) */
40  };
41
42/* COFF0 has magic number in f_magic, and omits f_target_id from the file
43   header; for later versions, f_magic is 0xC1 for COFF1 and 0xC2 for COFF2
44   and the target-specific magic number is found in f_target_id */ 
45
46#define TICOFF0MAGIC    TI_TARGET_ID
47#define TICOFF1MAGIC    0x00C1
48#define TICOFF2MAGIC    0x00C2
49#define TICOFF_AOUT_MAGIC    0x0108 /* magic number in optional header */
50#define TICOFF          1 /* customize coffcode.h */
51
52/* The target_id field changes depending on the particular CPU target */
53/* for COFF0, the target id appeared in f_magic, where COFFX magic is now */
54#ifndef TI_TARGET_ID
55#error "TI_TARGET_ID needs to be defined for your CPU"
56#endif
57
58/* Which bfd_arch to use... */
59#ifndef TICOFF_TARGET_ARCH
60#error "TICOFF_TARGET_ARCH needs to be defined for your CPU"
61#endif
62
63#ifndef TICOFF_TARGET_MACHINE_GET
64#define TICOFF_TARGET_MACHINE_GET(FLAGS) 0
65#endif
66
67#ifndef TICOFF_TARGET_MACHINE_SET
68#define TICOFF_TARGET_MACHINE_SET(FLAGSP, MACHINE)
69#endif
70
71/* Default to COFF2 for file output */
72#ifndef TICOFF_DEFAULT_MAGIC
73#define TICOFF_DEFAULT_MAGIC TICOFF2MAGIC
74#endif
75
76/* This value is made available in the rare case where a bfd is unavailable */
77#ifndef OCTETS_PER_BYTE_POWER
78#error "OCTETS_PER_BYTE_POWER not defined for this CPU"
79#else
80#define OCTETS_PER_BYTE (1<<OCTETS_PER_BYTE_POWER)
81#endif
82
83/* default alignment is on a byte (not octet!) boundary */
84#ifndef COFF_DEFAULT_SECTION_ALIGNMENT_POWER
85#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER 0
86#endif
87
88/* TI COFF encodes the section alignment in the section header flags */
89#define COFF_ALIGN_IN_SECTION_HEADER 1
90#define COFF_ALIGN_IN_S_FLAGS 1
91/* requires a power-of-two argument */
92#define COFF_ENCODE_ALIGNMENT(S,X) ((S).s_flags |= (((unsigned)(X)&0xF)<<8))
93/* result is a power of two */
94#define COFF_DECODE_ALIGNMENT(X) (((X)>>8)&0xF)
95
96#define COFF0_P(ABFD) (bfd_coff_filhsz(ABFD) == FILHSZ_V0)
97#define COFF2_P(ABFD) (bfd_coff_scnhsz(ABFD) != SCNHSZ_V01)
98
99#define COFF0_BADMAG(x) ((x).f_magic != TICOFF0MAGIC)
100#define COFF1_BADMAG(x) ((x).f_magic != TICOFF1MAGIC || (x).f_target_id != TI_TARGET_ID)
101#define COFF2_BADMAG(x) ((x).f_magic != TICOFF2MAGIC || (x).f_target_id != TI_TARGET_ID)
102
103/* we need to read/write an extra field in the coff file header */
104#ifndef COFF_ADJUST_FILEHDR_IN_POST
105#define COFF_ADJUST_FILEHDR_IN_POST(abfd, src, dst) \
106  do                                                                    \
107    {                                                                   \
108      if (!COFF0_P (abfd))                                              \
109        ((struct internal_filehdr *)(dst))->f_target_id =               \
110          H_GET_16 (abfd, ((FILHDR *)(src))->f_target_id);              \
111    }                                                                   \
112  while (0)
113#endif
114
115#ifndef COFF_ADJUST_FILEHDR_OUT_POST
116#define COFF_ADJUST_FILEHDR_OUT_POST(abfd, src, dst) \
117  do                                                                     \
118    {                                                                    \
119      if (!COFF0_P (abfd))                                               \
120        H_PUT_16 (abfd, ((struct internal_filehdr *)(src))->f_target_id, \
121                 ((FILHDR *)(dst))->f_target_id);                        \
122    }                                                                    \
123  while (0)
124#endif
125
126#define FILHDR  struct external_filehdr
127#define FILHSZ  22
128#define FILHSZ_V0 20                /* COFF0 omits target_id field */
129
130/* File header flags */
131#define F_RELFLG        (0x0001)
132#define F_EXEC          (0x0002)
133#define F_LNNO          (0x0004)
134#define F_VERS          (0x0010) /* TMS320C4x code */
135/* F_LSYMS needs to be redefined in your source file */
136#define F_LSYMS_TICOFF  (0x0010) /* normal COFF is 0x8 */
137
138#define F_10            0x00    /* file built for TMS320C1x devices */
139#define F_20            0x10    /* file built for TMS320C2x devices */
140#define F_25            0x20    /* file built for TMS320C2x/C5x devices */
141#define F_LENDIAN       0x0100  /* 16 bits/word, LSB first */
142#define F_SYMMERGE      0x1000  /* duplicate symbols were removed */
143
144/********************** OPTIONAL HEADER **********************/
145
146
147typedef struct 
148{
149  char  magic[2];               /* type of file (0x108)                 */
150  char  vstamp[2];              /* version stamp                        */
151  char  tsize[4];               /* text size in bytes, padded to FW bdry*/
152  char  dsize[4];               /* initialized data "  "                */
153  char  bsize[4];               /* uninitialized data "   "             */
154  char  entry[4];               /* entry pt.                            */
155  char  text_start[4];          /* base of text used for this file */
156  char  data_start[4];          /* base of data used for this file */
157}
158AOUTHDR;
159
160
161#define AOUTHDRSZ 28
162#define AOUTSZ 28
163
164
165/********************** SECTION HEADER **********************/
166/* COFF0, COFF1 */
167struct external_scnhdr_v01 {
168        char            s_name[8];      /* section name                 */
169        char            s_paddr[4];     /* physical address, aliased s_nlib */
170        char            s_vaddr[4];     /* virtual address              */
171        char            s_size[4];      /* section size (in WORDS)      */
172        char            s_scnptr[4];    /* file ptr to raw data for section */
173        char            s_relptr[4];    /* file ptr to relocation       */
174        char            s_lnnoptr[4];   /* file ptr to line numbers     */
175        char            s_nreloc[2];    /* number of relocation entries */
176        char            s_nlnno[2];     /* number of line number entries*/
177        char            s_flags[2];     /* flags                        */
178        char            s_reserved[1];  /* reserved                     */ 
179        char            s_page[1];      /* section page number (LOAD)   */
180};
181
182/* COFF2 */
183struct external_scnhdr {
184        char            s_name[8];      /* section name                 */
185        char            s_paddr[4];     /* physical address, aliased s_nlib */
186        char            s_vaddr[4];     /* virtual address              */
187        char            s_size[4];      /* section size (in WORDS)      */
188        char            s_scnptr[4];    /* file ptr to raw data for section */
189        char            s_relptr[4];    /* file ptr to relocation       */
190        char            s_lnnoptr[4];   /* file ptr to line numbers     */
191        char            s_nreloc[4];    /* number of relocation entries */
192        char            s_nlnno[4];     /* number of line number entries*/
193        char            s_flags[4];     /* flags                        */
194        char            s_reserved[2];  /* reserved                     */ 
195        char            s_page[2];      /* section page number (LOAD)   */
196};
197
198/*
199 * Special section flags
200 */
201
202/* TI COFF defines these flags;
203   STYP_CLINK: the section should be excluded from the final
204   linker output if there are no references found to any symbol in the section
205   STYP_BLOCK: the section should be blocked, i.e. if the section would cross
206   a page boundary, it is started at a page boundary instead.
207   TI COFF puts the section alignment power of two in the section flags
208   e.g. 2**N is alignment, flags |= (N & 0xF) << 8
209*/ 
210#define STYP_CLINK      (0x4000)
211#define STYP_BLOCK      (0x1000)
212#define STYP_ALIGN      (0x0F00) /* TI COFF stores section alignment here */
213
214#define SCNHDR_V01 struct external_scnhdr_v01
215#define SCNHDR struct external_scnhdr
216#define SCNHSZ_V01 40                  /* for v0 and v1 */
217#define SCNHSZ 48
218
219/* COFF2 changes the offsets and sizes of these fields
220   Assume we're dealing with the COFF2 scnhdr structure, and adjust
221   accordingly.  Note: The GNU C versions of some of these macros
222   are necessary in order to avoid compile time warnings triggered
223   gcc's array bounds checking.  The PUT_SCNHDR_PAGE macro also has
224   the advantage on not evaluating LOC twice.  */
225
226#define GET_SCNHDR_NRELOC(ABFD, LOC) \
227  (COFF2_P (ABFD) ? H_GET_32 (ABFD, LOC) : H_GET_16 (ABFD, LOC))
228#define PUT_SCNHDR_NRELOC(ABFD, VAL, LOC) \
229  (COFF2_P (ABFD) ? H_PUT_32 (ABFD, VAL, LOC) : H_PUT_16 (ABFD, VAL, LOC))
230#ifdef __GNUC__
231#define GET_SCNHDR_NLNNO(ABFD, LOC) \
232  ({ \
233    int nlnno;          \
234    char * ptr = (LOC); \
235    if (COFF2_P (ABFD)) \
236      nlnno = H_GET_32 (ABFD, ptr); \
237    else \
238      nlnno = H_GET_16 (ABFD, ptr - 2); \
239    nlnno; \
240  })
241#define PUT_SCNHDR_NLNNO(ABFD, VAL, LOC) \
242  do \
243    { \
244      char * ptr = (LOC); \
245      if (COFF2_P (ABFD)) \
246        H_PUT_32 (ABFD, VAL, ptr); \
247      else \
248        H_PUT_16 (ABFD, VAL, ptr - 2); \
249    } \
250  while (0)
251#define GET_SCNHDR_FLAGS(ABFD, LOC) \
252  ({ \
253    int flags; \
254    char * ptr = (LOC); \
255    if (COFF2_P (ABFD)) \
256      flags = H_GET_32 (ABFD, ptr); \
257    else \
258      flags = H_GET_16 (ABFD, ptr - 4); \
259    flags; \
260  })
261#define PUT_SCNHDR_FLAGS(ABFD, VAL, LOC) \
262  do \
263    { \
264      char * ptr = (LOC); \
265      if (COFF2_P (ABFD)) \
266        H_PUT_32 (ABFD, VAL, ptr); \
267      else \
268        H_PUT_16 (ABFD, VAL, ptr - 4); \
269    } \
270  while (0)
271#define GET_SCNHDR_PAGE(ABFD, LOC) \
272  ({ \
273    unsigned page; \
274    char * ptr = (LOC); \
275    if (COFF2_P (ABFD)) \
276      page = H_GET_16 (ABFD, ptr); \
277    else \
278      page = (unsigned) H_GET_8 (ABFD, ptr - 7); \
279    page; \
280  })
281/* On output, make sure that the "reserved" field is zero.  */
282#define PUT_SCNHDR_PAGE(ABFD, VAL, LOC) \
283  do \
284    { \
285      char * ptr = (LOC); \
286      if (COFF2_P (ABFD)) \
287        H_PUT_16 (ABFD, VAL, ptr); \
288      else \
289        { \
290          H_PUT_8 (ABFD, VAL, ptr - 7); \
291          H_PUT_8 (ABFD, 0, ptr - 8); \
292        } \
293    } \
294  while (0)
295#else
296#define GET_SCNHDR_NLNNO(ABFD, LOC) \
297  (COFF2_P (ABFD) ? H_GET_32 (ABFD, LOC) : H_GET_16 (ABFD, (LOC) - 2))
298#define PUT_SCNHDR_NLNNO(ABFD, VAL, LOC) \
299  (COFF2_P (ABFD) ? H_PUT_32 (ABFD, VAL, LOC) : H_PUT_16 (ABFD, VAL, (LOC) - 2))
300#define GET_SCNHDR_FLAGS(ABFD, LOC) \
301  (COFF2_P (ABFD) ? H_GET_32 (ABFD, LOC) : H_GET_16 (ABFD, (LOC) - 4))
302#define PUT_SCNHDR_FLAGS(ABFD, VAL, LOC) \
303  (COFF2_P (ABFD) ? H_PUT_32 (ABFD, VAL, LOC) : H_PUT_16 (ABFD, VAL, (LOC) - 4))
304#define GET_SCNHDR_PAGE(ABFD, LOC) \
305  (COFF2_P (ABFD) ? H_GET_16 (ABFD, LOC) : (unsigned) H_GET_8 (ABFD, (LOC) - 7))
306/* On output, make sure that the "reserved" field is zero.  */
307#define PUT_SCNHDR_PAGE(ABFD, VAL, LOC) \
308  (COFF2_P (ABFD) \
309   ? H_PUT_16 (ABFD, VAL, LOC) \
310   : H_PUT_8 (ABFD, VAL, (LOC) - 7), H_PUT_8 (ABFD, 0, (LOC) - 8))
311#endif
312
313
314/* TI COFF stores section size as number of bytes (address units, not octets),
315   so adjust to be number of octets, which is what BFD expects */ 
316#define GET_SCNHDR_SIZE(ABFD, SZP) \
317  (H_GET_32 (ABFD, SZP) * bfd_octets_per_byte (ABFD))
318#define PUT_SCNHDR_SIZE(ABFD, SZ, SZP) \
319  H_PUT_32 (ABFD, (SZ) / bfd_octets_per_byte (ABFD), SZP)
320
321#define COFF_ADJUST_SCNHDR_IN_POST(ABFD, EXT, INT) \
322  do                                                                    \
323    {                                                                   \
324      ((struct internal_scnhdr *)(INT))->s_page =                       \
325        GET_SCNHDR_PAGE (ABFD, ((SCNHDR *)(EXT))->s_page);              \
326    }                                                                   \
327   while (0)
328
329/* The entire scnhdr may not be assigned.
330   Ensure that everything is initialized.  */
331#define COFF_ADJUST_SCNHDR_OUT_PRE(ABFD, INT, EXT)      \
332  do                                                    \
333    {                                                   \
334      memset((EXT), 0, sizeof (SCNHDR));                \
335    }                                                   \
336  while (0)
337
338/* The line number and reloc overflow checking in coff_swap_scnhdr_out in
339   coffswap.h doesn't use PUT_X for s_nlnno and s_nreloc.
340   Due to different sized v0/v1/v2 section headers, we have to re-write these
341   fields.
342 */
343#define COFF_ADJUST_SCNHDR_OUT_POST(ABFD, INT, EXT) \
344  do                                                                       \
345    {                                                                      \
346      PUT_SCNHDR_NLNNO (ABFD, ((struct internal_scnhdr *)(INT))->s_nlnno,  \
347                        ((SCNHDR *)(EXT))->s_nlnno);                       \
348      PUT_SCNHDR_NRELOC (ABFD, ((struct internal_scnhdr *)(INT))->s_nreloc,\
349                         ((SCNHDR *)(EXT))->s_nreloc);                     \
350      PUT_SCNHDR_FLAGS (ABFD, ((struct internal_scnhdr *)(INT))->s_flags,  \
351                        ((SCNHDR *)(EXT))->s_flags);                       \
352      PUT_SCNHDR_PAGE (ABFD, ((struct internal_scnhdr *)(INT))->s_page,    \
353                       ((SCNHDR *)(EXT))->s_page);                         \
354    }                                                                      \
355   while (0)
356
357/*
358 * names of "special" sections
359 */
360#define _TEXT   ".text"
361#define _DATA   ".data"
362#define _BSS    ".bss"
363#define _CINIT  ".cinit"            /* initialized C data */
364#define _SCONST  ".const"           /* constants */
365#define _SWITCH ".switch"           /* switch tables */
366#define _STACK  ".stack"            /* C stack */
367#define _SYSMEM ".sysmem"           /* used for malloc et al. syscalls */
368
369/********************** LINE NUMBERS **********************/
370
371/* 1 line number entry for every "breakpointable" source line in a section.
372 * Line numbers are grouped on a per function basis; first entry in a function
373 * grouping will have l_lnno = 0 and in place of physical address will be the
374 * symbol table index of the function name.
375 */
376struct external_lineno {
377  union {
378    char l_symndx[4];   /* function name symbol index, iff l_lnno == 0*/
379    char l_paddr[4];    /* (physical) address of line number    */
380  } l_addr;
381  char l_lnno[2];       /* line number          */
382};
383
384#define LINENO  struct external_lineno
385#define LINESZ  6
386
387
388/********************** SYMBOLS **********************/
389
390/* NOTE: this is what a local label looks like in assembly source; what it
391   looks like in COFF output is undefined */
392#define TICOFF_LOCAL_LABEL_P(NAME) \
393((NAME[0] == '$' && NAME[1] >= '0' && NAME[1] <= '9' && NAME[2] == '\0') \
394 || NAME[strlen(NAME)-1] == '?')
395
396#define E_SYMNMLEN      8       /* # characters in a symbol name        */
397#define E_FILNMLEN      14      /* # characters in a file name          */
398#define E_DIMNUM        4       /* # array dimensions in auxiliary entry */
399
400struct external_syment
401{
402  union {
403    char e_name[E_SYMNMLEN];
404    struct {
405      char e_zeroes[4];
406      char e_offset[4];
407    } e;
408  } e;
409  char e_value[4];
410  char e_scnum[2];
411  char e_type[2];
412  char e_sclass[1];
413  char e_numaux[1];
414};
415
416
417#define N_BTMASK        (017)
418#define N_TMASK         (060)
419#define N_BTSHFT        (4)
420#define N_TSHIFT        (2)
421 
422
423union external_auxent {
424  struct {
425        char x_tagndx[4];       /* str, un, or enum tag indx */
426        union {
427          struct {
428                char  x_lnno[2]; /* declaration line number */
429                char  x_size[2]; /* str/union/array size */
430          } x_lnsz;
431          char x_fsize[4];      /* size of function */
432        } x_misc;
433        union {
434          struct {              /* if ISFCN, tag, or .bb */
435                char x_lnnoptr[4];      /* ptr to fcn line # */
436                char x_endndx[4];       /* entry ndx past block end */
437          } x_fcn;
438          struct {              /* if ISARY, up to 4 dimen. */
439                char x_dimen[E_DIMNUM][2];
440          } x_ary;
441        } x_fcnary;
442        char x_tvndx[2];                /* tv index */
443  } x_sym;
444 
445  union {
446        char x_fname[E_FILNMLEN];
447        struct {
448          char x_zeroes[4];
449          char x_offset[4];
450        } x_n;
451  } x_file;
452 
453  struct {
454        char x_scnlen[4];                       /* section length */
455        char x_nreloc[2];       /* # relocation entries */
456        char x_nlinno[2];       /* # line numbers */
457  } x_scn;
458 
459  struct {
460        char x_tvfill[4];       /* tv fill value */
461        char x_tvlen[2];        /* length of .tv */
462        char x_tvran[2][2];     /* tv range */
463  } x_tv;               /* info about .tv section (in auxent of symbol .tv)) */
464 
465
466};
467
468#define SYMENT  struct external_syment
469#define SYMESZ  18     
470#define AUXENT  union external_auxent
471#define AUXESZ  18
472
473/* section lengths are in target bytes (not host bytes) */
474#define GET_SCN_SCNLEN(ABFD, EXT) \
475  (H_GET_32 (ABFD, (EXT)->x_scn.x_scnlen) * bfd_octets_per_byte (ABFD))
476#define PUT_SCN_SCNLEN(ABFD, INT, EXT) \
477  H_PUT_32 (ABFD, (INT) / bfd_octets_per_byte (ABFD), (EXT)->x_scn.x_scnlen)
478
479/* lnsz size is in bits in COFF file, in bytes in BFD */
480#define GET_LNSZ_SIZE(abfd, ext) \
481 (H_GET_16 (abfd, ext->x_sym.x_misc.x_lnsz.x_size) / (in_class != C_FIELD ? 8 : 1))
482
483#define PUT_LNSZ_SIZE(abfd, in, ext) \
484  H_PUT_16 (abfd, ((in_class != C_FIELD) ? (in) * 8 : (in)), \
485           ext->x_sym.x_misc.x_lnsz.x_size)
486 
487/* TI COFF stores offsets for MOS and MOU in bits; BFD expects bytes
488   Also put the load page flag of the section into the symbol value if it's an
489   address.  */
490#ifndef NEEDS_PAGE
491#define NEEDS_PAGE(X) 0
492#define PAGE_MASK 0
493#endif
494#define COFF_ADJUST_SYM_IN_POST(ABFD, EXT, INT) \
495  do                                                                    \
496    {                                                                   \
497      struct internal_syment *dst = (struct internal_syment *)(INT);    \
498      if (dst->n_sclass == C_MOS || dst->n_sclass == C_MOU)             \
499        dst->n_value /= 8;                                              \
500      else if (NEEDS_PAGE (dst->n_sclass)) {                            \
501        asection *scn = coff_section_from_bfd_index (abfd, dst->n_scnum); \
502        dst->n_value |= (scn->lma & PAGE_MASK);                         \
503      }                                                                 \
504    }                                                                   \
505   while (0)
506
507#define COFF_ADJUST_SYM_OUT_POST(ABFD, INT, EXT) \
508  do                                                                    \
509    {                                                                   \
510       struct internal_syment *src = (struct internal_syment *)(INT);   \
511       SYMENT *dst = (SYMENT *)(EXT);                                   \
512       if (src->n_sclass == C_MOU || src->n_sclass == C_MOS)            \
513         H_PUT_32 (abfd, src->n_value * 8, dst->e_value);               \
514       else if (NEEDS_PAGE (src->n_sclass)) {                           \
515         H_PUT_32 (abfd, src->n_value &= ~PAGE_MASK, dst->e_value);     \
516       }                                                                \
517    }                                                                   \
518   while (0)
519
520/* Detect section-relative absolute symbols so they get flagged with a sym
521   index of -1.
522*/
523#define SECTION_RELATIVE_ABSOLUTE_SYMBOL_P(RELOC, SECT) \
524  ((*(RELOC)->sym_ptr_ptr)->section->output_section == (SECT) \
525   && (RELOC)->howto->name[0] == 'A')
526
527/********************** RELOCATION DIRECTIVES **********************/
528
529struct external_reloc_v0
530{
531  char r_vaddr[4];
532  char r_symndx[2];
533  char r_reserved[2];
534  char r_type[2];
535};
536
537struct external_reloc
538{
539  char r_vaddr[4];
540  char r_symndx[4];
541  char r_reserved[2]; /* extended pmad byte for COFF2 */
542  char r_type[2];
543};
544
545#define RELOC struct external_reloc
546#define RELSZ_V0 10                 /* FIXME -- coffcode.h needs fixing */
547#define RELSZ 12                    /* for COFF1/2 */
548
549#define SWAP_OUT_RELOC_EXTRA(abfd, src, dst) \
550  do memset (dst->r_reserved, 0, sizeof (dst->r_reserved)); while (0)
551
552/* various relocation types.  */
553#define R_ABS     0x0000            /* no relocation */
554#define R_REL13   0x002A            /* 13-bit direct reference (???) */
555#define R_PARTLS7 0x0028            /* 7 LSBs of an address */
556#define R_PARTMS9 0x0029            /* 9MSBs of an address */
557#define R_EXTWORD 0x002B            /* 23-bit direct reference */
558#define R_EXTWORD16 0x002C          /* 16-bit direct reference to 23-bit addr*/
559#define R_EXTWORDMS7 0x002D         /* upper 7 bits of 23-bit address */
560
561#endif /* COFF_TI_H */
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