| 1 |
16 |
khays |
/* tc-i860.h -- Header file for the i860.
|
| 2 |
|
|
Copyright 1991, 1992, 1995, 1998, 2000, 2001, 2002, 2003, 2005, 2007
|
| 3 |
|
|
Free Software Foundation, Inc.
|
| 4 |
|
|
|
| 5 |
|
|
Brought back from the dead and completely reworked
|
| 6 |
|
|
by Jason Eckhardt <jle@cygnus.com>.
|
| 7 |
|
|
|
| 8 |
|
|
This file is part of GAS, the GNU Assembler.
|
| 9 |
|
|
|
| 10 |
|
|
GAS is free software; you can redistribute it and/or modify
|
| 11 |
|
|
it under the terms of the GNU General Public License as published by
|
| 12 |
|
|
the Free Software Foundation; either version 3, or (at your option)
|
| 13 |
|
|
any later version.
|
| 14 |
|
|
|
| 15 |
|
|
GAS is distributed in the hope that it will be useful,
|
| 16 |
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
| 17 |
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
| 18 |
|
|
GNU General Public License for more details.
|
| 19 |
|
|
|
| 20 |
|
|
You should have received a copy of the GNU General Public License along
|
| 21 |
|
|
with GAS; see the file COPYING. If not, write to the Free Software
|
| 22 |
|
|
Foundation, 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
|
| 23 |
|
|
|
| 24 |
|
|
#ifndef TC_I860
|
| 25 |
|
|
#define TC_I860 1
|
| 26 |
|
|
|
| 27 |
|
|
enum i860_fix_info
|
| 28 |
|
|
{
|
| 29 |
|
|
OP_NONE = 0x00000,
|
| 30 |
|
|
OP_IMM_U5 = 0x00001,
|
| 31 |
|
|
OP_IMM_S16 = 0x00002,
|
| 32 |
|
|
OP_IMM_U16 = 0x00004,
|
| 33 |
|
|
OP_IMM_SPLIT16 = 0x00008,
|
| 34 |
|
|
OP_IMM_BR26 = 0x00010,
|
| 35 |
|
|
OP_IMM_BR16 = 0x00020,
|
| 36 |
|
|
OP_ENCODE1 = 0x00040,
|
| 37 |
|
|
OP_ENCODE2 = 0x00080,
|
| 38 |
|
|
OP_ENCODE3 = 0x00100,
|
| 39 |
|
|
OP_SEL_HA = 0x00200,
|
| 40 |
|
|
OP_SEL_H = 0x00400,
|
| 41 |
|
|
OP_SEL_L = 0x00800,
|
| 42 |
|
|
OP_SEL_GOT = 0x01000,
|
| 43 |
|
|
OP_SEL_GOTOFF = 0x02000,
|
| 44 |
|
|
OP_SEL_PLT = 0x04000,
|
| 45 |
|
|
OP_ALIGN2 = 0x08000,
|
| 46 |
|
|
OP_ALIGN4 = 0x10000,
|
| 47 |
|
|
OP_ALIGN8 = 0x20000,
|
| 48 |
|
|
OP_ALIGN16 = 0x40000
|
| 49 |
|
|
};
|
| 50 |
|
|
|
| 51 |
|
|
/* Set the endianness we are using. Default to little endian. */
|
| 52 |
|
|
#ifndef TARGET_BYTES_BIG_ENDIAN
|
| 53 |
|
|
#define TARGET_BYTES_BIG_ENDIAN 0
|
| 54 |
|
|
#endif
|
| 55 |
|
|
|
| 56 |
|
|
/* Whether or not the target is big endian. */
|
| 57 |
|
|
extern int target_big_endian;
|
| 58 |
|
|
|
| 59 |
|
|
/* BFD target architecture. */
|
| 60 |
|
|
#define TARGET_ARCH bfd_arch_i860
|
| 61 |
|
|
|
| 62 |
|
|
/* The target BFD format. */
|
| 63 |
|
|
#ifdef OBJ_ELF
|
| 64 |
|
|
#define TARGET_FORMAT (target_big_endian ? "elf32-i860" : "elf32-i860-little")
|
| 65 |
|
|
#else
|
| 66 |
|
|
#error i860 GAS currently supports only the ELF object format
|
| 67 |
|
|
#endif
|
| 68 |
|
|
|
| 69 |
|
|
#define WORKING_DOT_WORD
|
| 70 |
|
|
#define DIFF_EXPR_OK
|
| 71 |
|
|
|
| 72 |
|
|
/* Permit temporary numeric labels. */
|
| 73 |
|
|
#define LOCAL_LABELS_FB 1
|
| 74 |
|
|
#define LISTING_HEADER "GAS for i860"
|
| 75 |
|
|
|
| 76 |
|
|
#define md_convert_frag(b,s,f) abort ()
|
| 77 |
|
|
|
| 78 |
|
|
/* Values passed to md_apply_fix don't include the symbol value. */
|
| 79 |
|
|
#define MD_APPLY_SYM_VALUE(FIX) 0
|
| 80 |
|
|
|
| 81 |
|
|
/* No shared lib support, so we don't need to ensure externally
|
| 82 |
|
|
visible symbols can be overridden. */
|
| 83 |
|
|
#define EXTERN_FORCE_RELOC 0
|
| 84 |
|
|
|
| 85 |
|
|
/* Bits for post-processing of a user defined label to check if
|
| 86 |
|
|
it has a double colon (Intel syntax only). */
|
| 87 |
|
|
extern void i860_check_label (symbolS *labelsym);
|
| 88 |
|
|
#define tc_check_label(ls) i860_check_label (ls)
|
| 89 |
|
|
|
| 90 |
|
|
/* Bits for filling in rs_align_code fragments with NOPs. */
|
| 91 |
|
|
extern void i860_handle_align (struct frag *);
|
| 92 |
|
|
#define HANDLE_ALIGN(fragp) i860_handle_align (fragp)
|
| 93 |
|
|
|
| 94 |
|
|
#define MAX_MEM_FOR_RS_ALIGN_CODE (3 + 4 + 4)
|
| 95 |
|
|
|
| 96 |
|
|
#endif /* TC_I860 */
|
