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Annotation of src/external/gpl3/binutils.old/dist/include/coff/arm.h, Revision 1.4.8.1

1.1       christos    1: /* ARM COFF support for BFD.
1.4.8.1 ! pgoyette    2:    Copyright (C) 1998-2016 Free Software Foundation, Inc.
1.1       christos    3:
                      4:    This file is part of BFD, the Binary File Descriptor library.
                      5:
                      6:    This program 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 3 of the License, or
                      9:    (at your option) any later version.
                     10:
                     11:    This program 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.
                     15:
                     16:    You should have received a copy of the GNU General Public License
                     17:    along with this program; if not, write to the Free Software Foundation,
                     18:    Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
                     19:
                     20: #define COFFARM 1
                     21:
                     22: #define L_LNNO_SIZE 2
                     23: #define INCLUDE_COMDAT_FIELDS_IN_AUXENT
                     24: #include "coff/external.h"
                     25:
                     26: /* Bits for f_flags:
                     27:        F_RELFLG        relocation info stripped from file
                     28:        F_EXEC          file is executable (no unresolved external references)
                     29:        F_LNNO          line numbers stripped from file
                     30:        F_LSYMS         local symbols stripped from file
                     31:         F_INTERWORK     file supports switching between ARM and Thumb instruction sets
                     32:         F_INTERWORK_SET the F_INTERWORK bit is valid
                     33:        F_APCS_FLOAT    code passes float arguments in float registers
                     34:        F_PIC           code is reentrant/position-independent
                     35:        F_AR32WR        file has byte ordering of an AR32WR machine (e.g. vax)
                     36:        F_APCS_26       file uses 26 bit ARM Procedure Calling Standard
                     37:        F_APCS_SET      the F_APCS_26, F_APCS_FLOAT and F_PIC bits have been initialised
                     38:        F_SOFT_FLOAT    code does not use floating point instructions.  */
                     39:
                     40: #define F_RELFLG       (0x0001)
                     41: #define F_EXEC         (0x0002)
                     42: #define F_LNNO         (0x0004)
                     43: #define F_LSYMS                (0x0008)
                     44: #define F_INTERWORK    (0x0010)
                     45: #define F_INTERWORK_SET        (0x0020)
                     46: #define F_APCS_FLOAT   (0x0040)
                     47: #undef  F_AR16WR
                     48: #define F_PIC          (0x0080)
                     49: #define        F_AR32WR        (0x0100)
                     50: #define F_APCS_26      (0x0400)
                     51: #define F_APCS_SET     (0x0800)
                     52: #define F_SOFT_FLOAT   (0x2000)
                     53: #define F_VFP_FLOAT    (0x4000)
                     54:
                     55: /* Bits stored in flags field of the internal_f structure */
                     56:
                     57: #define F_INTERWORK    (0x0010)
                     58: #define F_APCS_FLOAT   (0x0040)
                     59: #define F_PIC          (0x0080)
                     60: #define F_APCS26       (0x1000)
                     61: #define F_ARM_ARCHITECTURE_MASK (0x4000+0x0800+0x0400)
                     62: #define F_ARM_2                (0x0400)
                     63: #define F_ARM_2a       (0x0800)
                     64: #define F_ARM_3                (0x0c00)
                     65: #define F_ARM_3M       (0x4000)
                     66: #define F_ARM_4                (0x4400)
                     67: #define F_ARM_4T       (0x4800)
                     68: #define F_ARM_5                (0x4c00)
                     69:
                     70: /*
                     71:   ARMMAGIC ought to encoded the procesor type,
                     72:   but it is too late to change it now, instead
                     73:   the flags field of the internal_f structure
                     74:   is used as shown above.
                     75:
                     76:   XXX - NC 5/6/97.  */
                     77:
                     78: #define        ARMMAGIC        0xa00  /* I just made this up */
                     79:
                     80: #define ARMBADMAG(x) (((x).f_magic != ARMMAGIC))
                     81:
                     82: #define        ARMPEMAGIC      0x1c0
                     83: #define        THUMBPEMAGIC    0x1c2
1.3       christos   84: #define        ARMV7PEMAGIC    0x1c4
1.1       christos   85:
                     86: #undef  ARMBADMAG
1.3       christos   87: #define ARMBADMAG(x) (((x).f_magic != ARMMAGIC) && ((x).f_magic != ARMPEMAGIC) && ((x).f_magic != THUMBPEMAGIC) && ((x).f_magic != ARMV7PEMAGIC))
1.1       christos   88:
                     89: #define OMAGIC          0404    /* object files, eg as output */
                     90: #define ZMAGIC          0413    /* demand load format, eg normal ld output */
                     91: #define STMAGIC                0401    /* target shlib */
                     92: #define SHMAGIC                0443    /* host   shlib */
                     93:
                     94: /* define some NT default values */
                     95: /*  #define NT_IMAGE_BASE        0x400000 moved to internal.h */
                     96: #define NT_SECTION_ALIGNMENT 0x1000
                     97: #define NT_FILE_ALIGNMENT    0x200
                     98: #define NT_DEF_RESERVE       0x100000
                     99: #define NT_DEF_COMMIT        0x1000
                    100:
                    101: /* We use the .rdata section to hold read only data.  */
                    102: #define _LIT   ".rdata"
                    103:
                    104: /********************** RELOCATION DIRECTIVES **********************/
                    105: #ifdef ARM_WINCE
                    106: struct external_reloc
                    107: {
                    108:   char r_vaddr[4];
                    109:   char r_symndx[4];
                    110:   char r_type[2];
                    111: };
                    112:
                    113: #define RELOC struct external_reloc
                    114: #define RELSZ 10
                    115:
                    116: #else
                    117: struct external_reloc
                    118: {
                    119:   char r_vaddr[4];
                    120:   char r_symndx[4];
                    121:   char r_type[2];
                    122:   char r_offset[4];
                    123: };
                    124:
                    125: #define RELOC struct external_reloc
                    126: #define RELSZ 14
                    127: #endif
                    128:
                    129: #define ARM_NOTE_SECTION ".note"