1#undef vms
2/* vms.h -- Header file for VMS (Alpha and Vax) support.
3   Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
4   Free Software Foundation, Inc.
5
6   Written by Klaus K"ampf (kkaempf@rmi.de)
7
8This file is part of BFD, the Binary File Descriptor library.
9
10This program is free software; you can redistribute it and/or modify
11it under the terms of the GNU General Public License as published by
12the Free Software Foundation; either version 2 of the License, or
13(at your option) any later version.
14
15This program is distributed in the hope that it will be useful,
16but WITHOUT ANY WARRANTY; without even the implied warranty of
17MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18GNU General Public License for more details.
19
20You should have received a copy of the GNU General Public License
21along with this program; if not, write to the Free Software
22Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
23
24#ifndef VMS_H
25#define VMS_H
26
27/* Constants starting with 'Exxx_' are for openVMS/Alpha (EVAX object language)  */
28
29/* VMS Text, information and relocation record (TIR/ETIR) definitions.  */
30
31#define TIR_S_C_STA_GBL		0
32#define TIR_S_C_STA_SB		1
33#define TIR_S_C_STA_SW		2
34#define TIR_S_C_STA_LW		3
35#define TIR_S_C_STA_PB		4
36#define TIR_S_C_STA_PW		5
37#define TIR_S_C_STA_PL		6
38#define TIR_S_C_STA_UB  	7
39#define TIR_S_C_STA_UW  	8
40#define TIR_S_C_STA_BFI 	9
41#define TIR_S_C_STA_WFI 	10
42#define TIR_S_C_STA_LFI 	11
43#define TIR_S_C_STA_EPM 	12
44#define TIR_S_C_STA_CKARG       13
45#define TIR_S_C_STA_WPB 	14
46#define TIR_S_C_STA_WPW 	15
47#define TIR_S_C_STA_WPL 	16
48#define TIR_S_C_STA_LSY 	17
49#define TIR_S_C_STA_LIT 	18
50#define TIR_S_C_STA_LEPM        19
51#define TIR_S_C_MAXSTACOD       19
52#define TIR_S_C_MINSTOCOD       20
53#define TIR_S_C_STO_SB  	20
54#define TIR_S_C_STO_SW  	21
55#define TIR_S_C_STO_L   	22
56#define TIR_S_C_STO_LW  	22
57#define TIR_S_C_STO_BD  	23
58#define TIR_S_C_STO_WD  	24
59#define TIR_S_C_STO_LD  	25
60#define TIR_S_C_STO_LI  	26
61#define TIR_S_C_STO_PIDR        27
62#define TIR_S_C_STO_PICR        28
63#define TIR_S_C_STO_RSB 	29
64#define TIR_S_C_STO_RSW 	30
65#define TIR_S_C_STO_RL  	31
66#define TIR_S_C_STO_VPS 	32
67#define TIR_S_C_STO_USB 	33
68#define TIR_S_C_STO_USW 	34
69#define TIR_S_C_STO_RUB 	35
70#define TIR_S_C_STO_RUW 	36
71#define TIR_S_C_STO_B   	37
72#define TIR_S_C_STO_W   	38
73#define TIR_S_C_STO_RB  	39
74#define TIR_S_C_STO_RW  	40
75#define TIR_S_C_STO_RIVB        41
76#define TIR_S_C_STO_PIRR        42
77#define TIR_S_C_MAXSTOCOD       42
78#define TIR_S_C_MINOPRCOD       50
79#define TIR_S_C_OPR_NOP 	50
80#define TIR_S_C_OPR_ADD 	51
81#define TIR_S_C_OPR_SUB 	52
82#define TIR_S_C_OPR_MUL 	53
83#define TIR_S_C_OPR_DIV 	54
84#define TIR_S_C_OPR_AND 	55
85#define TIR_S_C_OPR_IOR 	56
86#define TIR_S_C_OPR_EOR 	57
87#define TIR_S_C_OPR_NEG 	58
88#define TIR_S_C_OPR_COM 	59
89#define TIR_S_C_OPR_INSV        60
90#define TIR_S_C_OPR_ASH 	61
91#define TIR_S_C_OPR_USH 	62
92#define TIR_S_C_OPR_ROT 	63
93#define TIR_S_C_OPR_SEL 	64
94#define TIR_S_C_OPR_REDEF       65
95#define TIR_S_C_OPR_DFLIT       66
96#define TIR_S_C_MAXOPRCOD       66
97#define TIR_S_C_MINCTLCOD       80
98#define TIR_S_C_CTL_SETRB       80
99#define TIR_S_C_CTL_AUGRB       81
100#define TIR_S_C_CTL_DFLOC       82
101#define TIR_S_C_CTL_STLOC       83
102#define TIR_S_C_CTL_STKDL       84
103#define TIR_S_C_MAXCTLCOD       84
104
105#define ETIR_S_C_MINSTACOD 0		/* Minimum store code		*/
106#define ETIR_S_C_STA_GBL 0		/* Stack global symbol value	*/
107#define ETIR_S_C_STA_LW 1		/* Stack longword		*/
108#define ETIR_S_C_STA_QW 2		/* Stack quadword		*/
109#define ETIR_S_C_STA_PQ 3		/* Stack psect base plus quadword offset  */
110#define ETIR_S_C_STA_LI 4		/* Stack literal		*/
111#define ETIR_S_C_STA_MOD 5		/* Stack module			*/
112#define ETIR_S_C_STA_CKARG 6		/* Check Arguments		*/
113#define ETIR_S_C_MAXSTACOD 6		/* Maximum stack code		*/
114#define ETIR_S_C_MINSTOCOD 50		/* Minimum store code		*/
115#define ETIR_S_C_STO_B 50		/* Store byte			*/
116#define ETIR_S_C_STO_W 51		/* Store word			*/
117#define ETIR_S_C_STO_LW 52		/* Store longword		*/
118#define ETIR_S_C_STO_QW 53		/* Store quadword		*/
119#define ETIR_S_C_STO_IMMR 54		/* Store immediate Repeated	*/
120#define ETIR_S_C_STO_GBL 55		/* Store global			*/
121#define ETIR_S_C_STO_CA 56		/* Store code address		*/
122#define ETIR_S_C_STO_RB 57		/* Store relative branch	*/
123#define ETIR_S_C_STO_AB 58		/* Store absolute branch	*/
124#define ETIR_S_C_STO_OFF 59		/* Store offset within psect	*/
125#define ETIR_S_C_STO_IMM 61		/* Store immediate		*/
126#define ETIR_S_C_STO_GBL_LW 62		/* Store global Longword	*/
127#define ETIR_S_C_STO_LP_PSB 63		/* STO_LP_PSB not valid in level 2 use STC_LP_PSB			*/
128#define ETIR_S_C_STO_HINT_GBL 64	/* Store 14 bit HINT at global address */
129#define ETIR_S_C_STO_HINT_PS 65		/* Store 14 bit HINT at psect + offset */
130#define ETIR_S_C_MAXSTOCOD 65		/* Maximum store code		*/
131#define ETIR_S_C_MINOPRCOD 100		/* Minimum operate code		*/
132#define ETIR_S_C_OPR_NOP 100		/* No-op			*/
133#define ETIR_S_C_OPR_ADD 101		/* Add				*/
134#define ETIR_S_C_OPR_SUB 102		/* Subtract			*/
135#define ETIR_S_C_OPR_MUL 103		/* Multiply			*/
136#define ETIR_S_C_OPR_DIV 104		/* Divide			*/
137#define ETIR_S_C_OPR_AND 105		/* Logical AND			*/
138#define ETIR_S_C_OPR_IOR 106		/* Logical inclusive OR		*/
139#define ETIR_S_C_OPR_EOR 107		/* Logical exclusive OR		*/
140#define ETIR_S_C_OPR_NEG 108		/* Negate			*/
141#define ETIR_S_C_OPR_COM 109		/* Complement			*/
142#define ETIR_S_C_OPR_INSV 110		/* Insert bit field		*/
143#define ETIR_S_C_OPR_ASH 111		/* Arithmetic shift		*/
144#define ETIR_S_C_OPR_USH 112		/* Unsigned shift		*/
145#define ETIR_S_C_OPR_ROT 113		/* Rotate			*/
146#define ETIR_S_C_OPR_SEL 114		/* Select one of three longwords on top of stack  */
147#define ETIR_S_C_OPR_REDEF 115		/* Redefine this symbol after pass 2  */
148#define ETIR_S_C_OPR_DFLIT 116		/* Define a literal		*/
149#define ETIR_S_C_MAXOPRCOD 116		/* Maximum operate code		*/
150#define ETIR_S_C_MINCTLCOD 150		/* Minimum control code		*/
151#define ETIR_S_C_CTL_SETRB 150		/* Set relocation base		*/
152#define ETIR_S_C_CTL_AUGRB 151		/* Augment relocation base	*/
153#define ETIR_S_C_CTL_DFLOC 152		/* Define debug location	*/
154#define ETIR_S_C_CTL_STLOC 153		/* Set debug location		*/
155#define ETIR_S_C_CTL_STKDL 154		/* Stack debug location		*/
156#define ETIR_S_C_MAXCTLCOD 154		/* Maximum control code		*/
157#define ETIR_S_C_MINSTCCOD 200		/* Minimum store-conditional code    */
158#define ETIR_S_C_STC_LP 200		/* Store-conditional Linkage Pair    */
159#define ETIR_S_C_STC_LP_PSB 201		/* Store-conditional Linkage Pair with Procedure Signature */
160#define ETIR_S_C_STC_GBL 202		/* Store-conditional Address at global address */
161#define ETIR_S_C_STC_GCA 203		/* Store-conditional Code Address at global address */
162#define ETIR_S_C_STC_PS 204		/* Store-conditional Address at psect + offset */
163#define ETIR_S_C_STC_NOP_GBL 205	/* Store-conditional NOP at address of global */
164#define ETIR_S_C_STC_NOP_PS 206		/* Store-conditional NOP at pect + offset */
165#define ETIR_S_C_STC_BSR_GBL 207	/* Store-conditional BSR at global address */
166#define ETIR_S_C_STC_BSR_PS 208		/* Store-conditional BSR at pect + offset */
167#define ETIR_S_C_STC_LDA_GBL 209	/* Store-conditional LDA at global address */
168#define ETIR_S_C_STC_LDA_PS 210		/* Store-conditional LDA at psect + offset */
169#define ETIR_S_C_STC_BOH_GBL 211	/* Store-conditional BSR or Hint at global address */
170#define ETIR_S_C_STC_BOH_PS 212		/* Store-conditional BSR or Hint at pect + offset */
171#define ETIR_S_C_STC_NBH_GBL 213	/* Store-conditional NOP,BSR or HINT at global address */
172#define ETIR_S_C_STC_NBH_PS 214		/* Store-conditional NOP,BSR or HINT at psect + offset */
173#define ETIR_S_C_MAXSTCCOD 214		/* Maximum store-conditional code    */
174
175/* VMS Global symbol definition record (GSD/EGSD).  */
176
177#define GSD_S_K_ENTRIES 1
178#define GSD_S_C_ENTRIES 1
179#define GSD_S_C_PSC     0
180#define GSD_S_C_SYM     1
181#define GSD_S_C_EPM     2
182#define GSD_S_C_PRO     3
183#define GSD_S_C_SYMW    4
184#define GSD_S_C_EPMW    5
185#define GSD_S_C_PROW    6
186#define GSD_S_C_IDC     7
187#define GSD_S_C_ENV     8
188#define GSD_S_C_LSY     9
189#define GSD_S_C_LEPM    10
190#define GSD_S_C_LPRO    11
191#define GSD_S_C_SPSC    12
192#define GSD_S_C_SYMV    13
193#define GSD_S_C_EPMV    14
194#define GSD_S_C_PROV    15
195#define GSD_S_C_MAXRECTYP       15
196
197#define EGSD_S_K_ENTRIES 2	/* Offset to first entry in record	*/
198#define EGSD_S_C_ENTRIES 2	/* Offset to first entry in record	*/
199#define EGSD_S_C_PSC 0		/* Psect definition			*/
200#define EGSD_S_C_SYM 1		/* Symbol specification			*/
201#define EGSD_S_C_IDC 2		/* Random entity check			*/
202#define EGSD_S_C_SPSC 5		/* Shareable image psect definition	*/
203#define EGSD_S_C_SYMV 6		/* Vectored (dual-valued) versions of SYM, */
204#define EGSD_S_C_SYMM 7		/* Masked versions of SYM,		*/
205#define EGSD_S_C_SYMG 8		/* EGST - gst version of SYM		*/
206#define EGSD_S_C_MAXRECTYP 8	/* Maximum entry type defined		*/
207
208#define GPS_S_M_PIC     1
209#define GPS_S_M_LIB     2
210#define GPS_S_M_OVR     4
211#define GPS_S_M_REL     8
212#define GPS_S_M_GBL     16
213#define GPS_S_M_SHR     32
214#define GPS_S_M_EXE     64
215#define GPS_S_M_RD      128
216#define GPS_S_M_WRT     256
217#define GPS_S_M_VEC     512
218#define GPS_S_K_NAME    9
219#define GPS_S_C_NAME    9
220
221#define EGPS_S_V_PIC	0x0001
222#define EGPS_S_V_LIB	0x0002
223#define EGPS_S_V_OVR	0x0004
224#define EGPS_S_V_REL	0x0008
225#define EGPS_S_V_GBL	0x0010
226#define EGPS_S_V_SHR	0x0020
227#define EGPS_S_V_EXE	0x0040
228#define EGPS_S_V_RD	0x0080
229#define EGPS_S_V_WRT	0x0100
230#define EGPS_S_V_VEC	0x0200
231#define EGPS_S_V_NOMOD	0x0400
232#define EGPS_S_V_COM	0x0800
233
234#define GSY_S_M_WEAK    1
235#define GSY_S_M_DEF     2
236#define GSY_S_M_UNI     4
237#define GSY_S_M_REL     8
238
239#define EGSY_S_V_WEAK	0x0001
240#define EGSY_S_V_DEF	0x0002
241#define EGSY_S_V_UNI	0x0004
242#define EGSY_S_V_REL	0x0008
243#define EGSY_S_V_COMM	0x0010
244#define EGSY_S_V_VECEP	0x0020
245#define EGSY_S_V_NORM	0x0040
246
247#define LSY_S_M_DEF     2
248#define LSY_S_M_REL     8
249
250#define ENV_S_M_DEF     1
251#define ENV_S_M_NESTED  2
252
253/*
254 *	Debugger symbol definitions:  These are done by hand, as no
255 *					machine-readable version seems
256 *					to be available.
257 */
258#define DST_S_C_C		  7	/* Language == "C"	*/
259#define DST_S_C_CXX		 15	/* Language == "C++"	*/
260#define DST_S_C_VERSION		153
261#define	DST_S_C_SOURCE		155	/* Source file		*/
262#define DST_S_C_PROLOG		162
263#define	DST_S_C_BLKBEG		176	/* Beginning of block	*/
264#define	DST_S_C_BLKEND		177	/* End of block	*/
265#define DST_S_C_ENTRY		181
266#define DST_S_C_PSECT		184
267#define	DST_S_C_LINE_NUM	185	/* Line Number		*/
268#define DST_S_C_LBLORLIT	186
269#define DST_S_C_LABEL		187
270#define	DST_S_C_MODBEG		188	/* Beginning of module	*/
271#define	DST_S_C_MODEND		189	/* End of module	*/
272#define	DST_S_C_RTNBEG		190	/* Beginning of routine	*/
273#define	DST_S_C_RTNEND		191	/* End of routine	*/
274#define	DST_S_C_DELTA_PC_W	1	/* Incr PC	*/
275#define	DST_S_C_INCR_LINUM	2	/* Incr Line #	*/
276#define	DST_S_C_INCR_LINUM_W	3	/* Incr Line #	*/
277#define DST_S_C_SET_LINUM_INCR	4
278#define DST_S_C_SET_LINUM_INCR_W 5
279#define DST_S_C_RESET_LINUM_INCR 6
280#define DST_S_C_BEG_STMT_MODE	7
281#define DST_S_C_END_STMT_MODE	8
282#define	DST_S_C_SET_LINE_NUM	9	/* Set Line #	*/
283#define DST_S_C_SET_PC		10
284#define DST_S_C_SET_PC_W	11
285#define DST_S_C_SET_PC_L	12
286#define DST_S_C_SET_STMTNUM	13
287#define DST_S_C_TERM		14	/* End of lines	*/
288#define DST_S_C_TERM_W		15	/* End of lines	*/
289#define	DST_S_C_SET_ABS_PC	16	/* Set PC	*/
290#define	DST_S_C_DELTA_PC_L	17	/* Incr PC	*/
291#define DST_S_C_INCR_LINUM_L	18	/* Incr Line #	*/
292#define DST_S_C_SET_LINUM_B	19	/* Set Line #	*/
293#define DST_S_C_SET_LINUM_L	20	/* Set Line #	*/
294#define	DST_S_C_TERM_L		21	/* End of lines	*/
295/* these are used with DST_S_C_SOURCE */
296#define DST_S_C_SRC_DECLFILE	 1	/* Declare source file */
297#define DST_S_C_SRC_SETFILE	 2	/* Set source file */
298#define DST_S_C_SRC_SETREC_L	 3	/* Set record, longword value */
299#define DST_S_C_SRC_SETREC_W	 4	/* Set record, word value */
300#define DST_S_C_SRC_DEFLINES_W	10	/* # of line, word counter */
301#define DST_S_C_SRC_DEFLINES_B	11	/* # of line, byte counter */
302#define DST_S_C_SRC_FORMFEED	16	/* ^L counts as a record */
303/* the following are the codes for the various data types.  Anything not on
304 * the list is included under 'advanced_type'
305 */
306#define DBG_S_C_UCHAR		0x02
307#define DBG_S_C_USINT		0x03
308#define DBG_S_C_ULINT		0x04
309#define DBG_S_C_UQUAD		0x05
310#define DBG_S_C_SCHAR		0x06
311#define DBG_S_C_SSINT		0x07
312#define DBG_S_C_SLINT		0x08
313#define DBG_S_C_SQUAD		0x09
314#define DBG_S_C_REAL4		0x0a
315#define DBG_S_C_REAL8		0x0b		/* D_float double */
316#define DBG_S_C_COMPLX4		0x0c		/* 2xF_float complex float */
317#define DBG_S_C_COMPLX8		0x0d		/* 2xD_float complex double */
318#define DBG_S_C_REAL8_G		0x1b		/* G_float double */
319#define DBG_S_C_COMPLX8_G	0x1d		/* 2xG_float complex double */
320#define DBG_S_C_FUNCTION_ADDR	0x17
321#define DBG_S_C_ADVANCED_TYPE	0xa3
322/*  Some of these are just for future reference.  [pr]
323 */
324#define DBG_S_C_UBITA		0x01	/* unsigned, aligned bit field */
325#define DBG_S_C_UBITU		0x22	/* unsigned, unaligned bit field */
326#define DBG_S_C_SBITA		0x29	/* signed, aligned bit field */
327#define DBG_S_C_SBITU		0x2a	/* signed, unaligned bit field */
328#define DBG_S_C_CSTRING		0x2e	/* asciz ('\0' terminated) string */
329#define DBG_S_C_WCHAR		0x38	/* wchar_t */
330/*  These are descriptor class codes.
331 */
332#define DSC_K_CLASS_S		0x01	/* static (fixed length) */
333#define DSC_K_CLASS_D		0x02	/* dynamic string (not via malloc!) */
334#define DSC_K_CLASS_A		0x04	/* array */
335#define DSC_K_CLASS_UBS		0x0d	/* unaligned bit string */
336/*  These are the codes that are used to generate the definitions of struct
337 *  union and enum records
338 */
339#define DBG_S_C_ENUM_ITEM		0xa4
340#define DBG_S_C_ENUM_START		0xa5
341#define DBG_S_C_ENUM_END		0xa6
342#define DBG_S_C_STRUCT_ITEM		DST_K_VFLAGS_BITOFFS	/* 0xff */
343#define DBG_S_C_STRUCT_START		0xab
344#define DBG_S_C_STRUCT_END		0xac
345#define DST_K_TYPSPEC			0xaf		/* type specification */
346/* These codes are used in the generation of the symbol definition records
347 */
348#define DST_K_VFLAGS_NOVAL		0x80	/* struct definition only */
349#define DST_K_VFLAGS_DSC		0xfa	/* descriptor used */
350#define DST_K_VFLAGS_TVS		0xfb	/* trailing value specified */
351#define DST_K_VS_FOLLOWS		0xfd	/* value spec follows */
352#define DST_K_VFLAGS_BITOFFS		0xff	/* value contains bit offset */
353#define DST_K_VALKIND_LITERAL	0
354#define DST_K_VALKIND_ADDR	1
355#define DST_K_VALKIND_DESC	2
356#define DST_K_VALKIND_REG	3
357#define DST_K_REG_VAX_AP	0x0c	/* R12 */
358#define DST_K_REG_VAX_FP	0x0d	/* R13 */
359#define DST_K_REG_VAX_SP	0x0e	/* R14 */
360#define DST_V_VALKIND		0	/* offset of valkind field */
361#define DST_V_INDIRECT		2	/* offset to indirect bit */
362#define DST_V_DISP		3	/* offset to displacement bit */
363#define DST_V_REGNUM		4	/* offset to register number */
364#define DST_M_INDIRECT		(1<<DST_V_INDIRECT)
365#define DST_M_DISP		(1<<DST_V_DISP)
366#define DBG_C_FUNCTION_PARAM	/* 0xc9 */	\
367	(DST_K_VALKIND_ADDR|DST_M_DISP|(DST_K_REG_VAX_AP<<DST_V_REGNUM))
368#define DBG_C_LOCAL_SYM		/* 0xd9 */	\
369	(DST_K_VALKIND_ADDR|DST_M_DISP|(DST_K_REG_VAX_FP<<DST_V_REGNUM))
370/* Kinds of value specifications
371 */
372#define DST_K_VS_ALLOC_SPLIT	3	/* split lifetime */
373/* Kinds of type specifications
374 */
375#define DST_K_TS_ATOM		0x01	/* atomic type specification */
376#define DST_K_TS_DSC		0x02	/* descriptor type spec */
377#define DST_K_TS_IND		0x03	/* indirect type specification */
378#define DST_K_TS_TPTR		0x04	/* typed pointer type spec */
379#define DST_K_TS_PTR		0x05	/* pointer type spec */
380#define DST_K_TS_ARRAY		0x07	/* array type spec */
381#define DST_K_TS_NOV_LENG	0x0e	/* novel length type spec */
382/*  These are the codes that are used in the suffix records to determine the
383 *  actual data type
384 */
385#define DBG_S_C_BASIC			DST_K_TS_ATOM
386#define DBG_S_C_BASIC_ARRAY		DST_K_TS_DSC
387#define DBG_S_C_STRUCT			DST_K_TS_IND
388#define DBG_S_C_POINTER			DST_K_TS_TPTR
389#define DBG_S_C_VOID			DST_K_TS_PTR
390#define DBG_S_C_COMPLEX_ARRAY		DST_K_TS_ARRAY
391
392/* VMS Module header record (EMH) definitions.  */
393
394#define MHD_S_C_MHD 0
395#define MHD_S_C_LNM 1
396#define MHD_S_C_SRC 2
397#define MHD_S_C_TTL 3
398#define MHD_S_C_CPR 4
399#define MHD_S_C_MTC 5
400#define MHD_S_C_GTX 6
401#define MHD_S_C_MAXHDRTYP 6
402
403#define EMH_S_C_MHD 0		/* Main header record		*/
404#define EMH_S_C_LNM 1		/* Language name and version	*/
405#define EMH_S_C_SRC 2		/* Source file specification	*/
406#define EMH_S_C_TTL 3		/* Title text of module		*/
407#define EMH_S_C_CPR 4		/* Copyright notice		*/
408#define EMH_S_C_MTC 5		/* Maintenance status		*/
409#define EMH_S_C_GTX 6		/* General text			*/
410#define EMH_S_C_MAXHDRTYP 6	/* Maximum allowable type	*/
411
412/* vms.c.  */
413
414extern asymbol *_bfd_vms_make_empty_symbol PARAMS ((bfd *abfd));
415
416/* vms-gsd.c.  */
417
418extern int _bfd_vms_slurp_gsd PARAMS ((bfd *abfd, int objtype));
419extern int _bfd_vms_write_gsd PARAMS ((bfd *abfd, int objtype));
420
421/* vms-mhd.c.  */
422
423extern int _bfd_vms_slurp_hdr PARAMS ((bfd *abfd, int objtype));
424extern int _bfd_vms_write_hdr PARAMS ((bfd *abfd, int objtype));
425extern int _bfd_vms_slurp_eom PARAMS ((bfd *abfd, int objtype));
426extern int _bfd_vms_write_eom PARAMS ((bfd *abfd, int objtype));
427
428/* vms-tir.c.  */
429
430extern int _bfd_vms_slurp_tir PARAMS ((bfd *abfd, int objtype));
431extern int _bfd_vms_slurp_dbg PARAMS ((bfd *abfd, int objtype));
432extern int _bfd_vms_slurp_tbt PARAMS ((bfd *abfd, int objtype));
433extern int _bfd_vms_slurp_lnk PARAMS ((bfd *abfd, int objtype));
434
435extern int _bfd_vms_write_tir PARAMS ((bfd *abfd, int objtype));
436extern int _bfd_vms_write_tbt PARAMS ((bfd *abfd, int objtype));
437extern int _bfd_vms_write_dbg PARAMS ((bfd *abfd, int objtype));
438
439/* The r_type field in a reloc is one of the following values.  */
440#define ALPHA_R_IGNORE		0
441#define ALPHA_R_REFQUAD		1
442#define ALPHA_R_BRADDR		2
443#define ALPHA_R_HINT		3
444#define ALPHA_R_SREL16		4
445#define ALPHA_R_SREL32		5
446#define ALPHA_R_SREL64		6
447#define ALPHA_R_OP_PUSH		7
448#define ALPHA_R_OP_STORE	8
449#define ALPHA_R_OP_PSUB		9
450#define ALPHA_R_OP_PRSHIFT	10
451#define ALPHA_R_LINKAGE		11
452#define ALPHA_R_REFLONG		12
453#define ALPHA_R_CODEADDR	13
454
455/* Object language definitions.  */
456
457#define OBJ_S_C_HDR 0		/*VAX module header record		*/
458#define OBJ_S_C_GSD 1		/*VAX global symbol definition record	*/
459#define OBJ_S_C_TIR 2		/*VAX text information record		*/
460#define OBJ_S_C_EOM 3		/*VAX end of module record		*/
461#define OBJ_S_C_DBG 4		/*VAX Debugger information record	*/
462#define OBJ_S_C_TBT 5		/*VAX Traceback information record	*/
463#define OBJ_S_C_LNK 6		/*VAX linker options record		*/
464#define OBJ_S_C_EOMW 7		/*VAX end of module word-psect record	*/
465#define OBJ_S_C_MAXRECTYP 7	/*VAX Last assigned record type		*/
466#define EOBJ_S_C_EMH 8		/*EVAX module header record		*/
467#define EOBJ_S_C_EEOM 9		/*EVAX end of module record		*/
468#define EOBJ_S_C_EGSD 10	/*EVAX global symbol definition record  */
469#define EOBJ_S_C_ETIR 11	/*EVAX text information record		*/
470#define EOBJ_S_C_EDBG 12	/*EVAX Debugger information record	*/
471#define EOBJ_S_C_ETBT 13	/*EVAX Traceback information record	*/
472#define EOBJ_S_C_MAXRECTYP 13	/*EVAX Last assigned record type	*/
473#define OBJ_S_K_SUBTYP 1
474#define OBJ_S_C_SUBTYP 1
475#define EOBJ_S_K_SUBTYP 4
476#define EOBJ_S_C_SUBTYP 4
477#define OBJ_S_C_MAXRECSIZ 2048	/*Maximum legal record size         */
478#define EOBJ_S_C_MAXRECSIZ 8192 /*Maximum legal record size         */
479#define OBJ_S_C_STRLVL 0	/*Structure level                   */
480#define EOBJ_S_C_STRLVL 2	/*Structure level                   */
481#define OBJ_S_C_SYMSIZ 31	/*Maximum symbol length		*/
482#define EOBJ_S_C_SYMSIZ 64	/*Maximum symbol length		*/
483#define EOBJ_S_C_SECSIZ 31	/*Maximum section name length		*/
484#define OBJ_S_C_STOREPLIM -1	/*Maximum repeat count on store commands  */
485#define EOBJ_S_C_STOREPLIM -1	/*Maximum repeat count on store commands  */
486#define OBJ_S_C_PSCALILIM 9	/*Maximum p-sect alignment          */
487#define EOBJ_S_C_PSCALILIM 16	/*Maximum p-sect alignment          */
488
489#define EVAX_OFFSET	256	/*type offset for EVAX codes in switch  */
490/* Miscellaneous definitions.  */
491
492#if __GNUC__
493typedef unsigned long long uquad;
494#else
495typedef unsigned long uquad;
496#endif
497
498#define MAX_OUTREC_SIZE 4096
499#define MIN_OUTREC_LUFT 64
500
501typedef struct _vms_section {
502  unsigned char *contents;
503  bfd_vma offset;
504  bfd_size_type size;
505  struct _vms_section *next;
506} vms_section;
507
508extern vms_section *_bfd_get_vms_section PARAMS ((bfd *abfd, int index));
509
510typedef struct _vms_reloc {
511  struct _vms_reloc *next;
512  arelent *reloc;
513  asection *section;
514} vms_reloc;
515
516/* vms module header  */
517
518struct hdr_struc {
519  int hdr_b_strlvl;
520  long hdr_l_arch1;
521  long hdr_l_arch2;
522  long hdr_l_recsiz;
523  char *hdr_t_name;
524  char *hdr_t_version;
525  char *hdr_t_date;
526  char *hdr_c_lnm;
527  char *hdr_c_src;
528  char *hdr_c_ttl;
529};
530
531/* vms end of module  */
532
533struct eom_struc {
534  long eom_l_total_lps;
535  unsigned char eom_b_comcod;
536  bfd_boolean eom_has_transfer;
537  unsigned char eom_b_tfrflg;
538  long eom_l_psindx;
539  long eom_l_tfradr;
540};
541
542enum file_format_enum { FF_UNKNOWN, FF_FOREIGN, FF_NATIVE, FF_VAX };
543
544typedef struct vms_symbol_struct {
545  struct bfd_hash_entry bfd_hash;
546  asymbol *symbol;
547} vms_symbol_entry;
548
549/* stack value for push/pop commands  */
550
551struct stack_struct {
552  uquad value;
553  int psect;
554};
555#define STACKSIZE 8192
556
557/* location stack definitions for CTL_DFLOC, CTL_STLOC, and CTL_STKDL  */
558
559struct location_struct {
560  unsigned long value;
561  int psect;
562};
563#define LOCATION_SAVE_SIZE 32
564
565#define VMS_SECTION_COUNT 1024
566
567struct vms_private_data_struct {
568  int is_vax;
569  bfd_boolean fixup_done;		/* Flag to indicate if all
570					   section pointers and PRIV(sections)
571					   are set up correctly  */
572  unsigned char *vms_buf;		/* buffer to record  */
573  int buf_size;				/* max size of buffer  */
574  unsigned char *vms_rec;		/* actual record ptr  */
575  int rec_length;			/* remaining record length  */
576  int rec_size;				/* actual record size  */
577  int rec_type;				/* actual record type  */
578  enum file_format_enum file_format;
579
580  struct hdr_struc hdr_data;		/* data from HDR/EMH record  */
581  struct eom_struc eom_data;		/* data from EOM/EEOM record  */
582  unsigned int section_count;		/* # of sections in following array  */
583  asection **sections;			/* array of GSD/EGSD sections  */
584  int gsd_sym_count;			/* # of GSD/EGSD symbols  */
585  asymbol **symbols;			/* vector of GSD/EGSD symbols  */
586  struct proc_value *procedure;
587
588  struct stack_struct *stack;
589  int stackptr;
590
591  vms_section *vms_section_table[VMS_SECTION_COUNT];
592
593  struct bfd_hash_table *vms_symbol_table;
594  struct bfd_symbol **symcache;
595  int symnum;
596
597  struct location_struct *location_stack;
598
599  asection *image_section;		/* section for image_ptr  */
600  unsigned char *image_ptr;		/* a pointer to section->contents */
601
602  unsigned char pdsc[8];		/* procedure descriptor */
603
604  /* Output routine storage  */
605
606  unsigned char *output_buf;		/* output data  */
607  int push_level;
608  int pushed_size;
609  int length_pos;
610  int output_size;
611  int output_alignment;
612
613  /* linkage index counter
614   used by conditional store commands (ETIR_S_C_STC_)  */
615
616  int vms_linkage_index;
617
618  /* see tc-alpha.c of gas for a description.  */
619  int flag_hash_long_names;	/* -+, hash instead of truncate */
620  int flag_show_after_trunc;	/* -H, show hashing/truncation */
621};
622
623#define PRIV(name)	((struct vms_private_data_struct *)abfd->tdata.any)->name
624
625#define SECTION_NAME_TEMPLATE "__SEC__%d"
626
627#if VMS_DEBUG
628extern void _bfd_vms_debug PARAMS((int level, char *format, ...));
629extern void _bfd_hexdump
630  PARAMS ((int level, unsigned char *ptr, int size, int offset));
631
632#define vms_debug _bfd_vms_debug
633#endif
634
635extern struct bfd_hash_entry *_bfd_vms_hash_newfunc
636  PARAMS ((struct bfd_hash_entry *entry, struct bfd_hash_table *table,
637	   const char *string));
638extern void _bfd_vms_get_header_values
639  PARAMS ((bfd *abfd, unsigned char *buf, int *type, int *length));
640extern int _bfd_vms_get_record PARAMS ((bfd *abfd));
641extern int _bfd_vms_next_record PARAMS ((bfd *abfd));
642
643extern char *_bfd_vms_save_sized_string PARAMS ((unsigned char *str, int size));
644extern char *_bfd_vms_save_counted_string PARAMS ((unsigned char *ptr));
645extern void _bfd_vms_push PARAMS ((bfd *abfd, uquad val, int psect));
646extern uquad _bfd_vms_pop PARAMS ((bfd *abfd, int *psect));
647
648extern bfd_boolean _bfd_save_vms_section
649  PARAMS ((bfd *abfd, asection *section, const PTR data, file_ptr offset,
650	   bfd_size_type count));
651extern void _bfd_vms_output_begin
652  PARAMS ((bfd *abfd, int rectype, int rechead));
653extern void _bfd_vms_output_alignment PARAMS ((bfd *abfd, int alignto));
654extern void _bfd_vms_output_push PARAMS ((bfd *abfd));
655extern void _bfd_vms_output_pop PARAMS ((bfd *abfd));
656extern void _bfd_vms_output_flush PARAMS ((bfd *abfd));
657extern void _bfd_vms_output_end PARAMS ((bfd *abfd));
658extern int _bfd_vms_output_check PARAMS ((bfd *abfd, int size));
659extern void _bfd_vms_output_byte PARAMS ((bfd *abfd, unsigned int value));
660extern void _bfd_vms_output_short PARAMS ((bfd *abfd, unsigned int value));
661extern void _bfd_vms_output_long PARAMS ((bfd *abfd, unsigned long value));
662extern void _bfd_vms_output_quad PARAMS ((bfd *abfd, uquad value));
663extern void _bfd_vms_output_counted PARAMS ((bfd *abfd, char *value));
664extern void _bfd_vms_output_dump PARAMS ((bfd *abfd, unsigned char *data,
665					   int length));
666extern void _bfd_vms_output_fill PARAMS ((bfd *abfd, int value, int length));
667extern char *_bfd_vms_length_hash_symbol PARAMS ((bfd *abfd, const char *in, int maxlen));
668
669extern vms_symbol_entry *_bfd_vms_enter_symbol PARAMS ((bfd *abfd, char *name));
670
671#endif /* VMS_H */
672