Context Navigation

← Previous Revision
Latest Revision
Next Revision →
Blame
Revision Log

ti.h @ 571

Last change on this file since 571 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

Line
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
30	struct 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
147	typedef 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	}
158	AOUTHDR;
159
160
161	#define AOUTHDRSZ 28
162	#define AOUTSZ 28
163
164
165	/******************** SECTION HEADER ********************/
166	/* COFF0, COFF1 */
167	struct 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 */
183	struct 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	*/
376	struct 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
400	struct 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
423	union 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
529	struct 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
537	struct 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 */

Note: See TracBrowser for help on using the repository browser.

Context Navigation

source: trunk/libs/newlib/src/include/coff/ti.h @ 571

Download in other formats: