[deliverable/binutils-gdb.git] / gas / config / tc-i860.h

/* tc-i860.h -- Header file for the i860.
   Copyright 1991, 1992, 1995, 1998, 2000, 2001, 2002, 2003, 2005, 2007
   Free Software Foundation, Inc.

   Brought back from the dead and completely reworked
   by Jason Eckhardt <jle@cygnus.com>.

   This file is part of GAS, the GNU Assembler.

   GAS is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3, or (at your option)
   any later version.

   GAS is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License along
   with GAS; see the file COPYING.  If not, write to the Free Software
   Foundation, 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */

#ifndef TC_I860
#define TC_I860 1

enum i860_fix_info
{
  OP_NONE	 = 0x00000,
  OP_IMM_U5	 = 0x00001,
  OP_IMM_S16	 = 0x00002,
  OP_IMM_U16	 = 0x00004,
  OP_IMM_SPLIT16 = 0x00008,
  OP_IMM_BR26	 = 0x00010,
  OP_IMM_BR16	 = 0x00020,
  OP_ENCODE1	 = 0x00040,
  OP_ENCODE2	 = 0x00080,
  OP_ENCODE3	 = 0x00100,
  OP_SEL_HA	 = 0x00200,
  OP_SEL_H	 = 0x00400,
  OP_SEL_L	 = 0x00800,
  OP_SEL_GOT	 = 0x01000,
  OP_SEL_GOTOFF	 = 0x02000,
  OP_SEL_PLT	 = 0x04000,
  OP_ALIGN2	 = 0x08000,
  OP_ALIGN4	 = 0x10000,
  OP_ALIGN8	 = 0x20000,
  OP_ALIGN16	 = 0x40000
};

/* Set the endianness we are using.  Default to little endian.  */
#ifndef TARGET_BYTES_BIG_ENDIAN
#define TARGET_BYTES_BIG_ENDIAN 0
#endif

/* Whether or not the target is big endian.  */
extern int target_big_endian;

/* BFD target architecture.  */
#define TARGET_ARCH     bfd_arch_i860

/* The target BFD format.  */
#ifdef OBJ_ELF
#define TARGET_FORMAT (target_big_endian ? "elf32-i860" : "elf32-i860-little")
#else
#error i860 GAS currently supports only the ELF object format
#endif

#define WORKING_DOT_WORD
#define DIFF_EXPR_OK

/* Permit temporary numeric labels.  */
#define LOCAL_LABELS_FB		1
#define LISTING_HEADER		"GAS for i860"

#define md_convert_frag(b,s,f)  abort ()

/* Values passed to md_apply_fix don't include the symbol value.  */
#define MD_APPLY_SYM_VALUE(FIX) 0

/* No shared lib support, so we don't need to ensure externally
   visible symbols can be overridden.  */
#define EXTERN_FORCE_RELOC 0

/* Bits for post-processing of a user defined label to check if
   it has a double colon (Intel syntax only).  */
extern void i860_check_label (symbolS *labelsym);
#define tc_check_label(ls)	i860_check_label (ls)

/* Bits for filling in rs_align_code fragments with NOPs.  */
extern void i860_handle_align (struct frag *);
#define HANDLE_ALIGN(fragp) i860_handle_align (fragp)

#define MAX_MEM_FOR_RS_ALIGN_CODE  (3 + 4 + 4)

#endif /* TC_I860 */
Commit	Line	Data
305d537e	1	/* tc-i860.h -- Header file for the i860.
ec2655a6	2	Copyright 1991, 1992, 1995, 1998, 2000, 2001, 2002, 2003, 2005, 2007
305d537e	3	Free Software Foundation, Inc.
252b5132	4
305d537e JE	5	Brought back from the dead and completely reworked
305d537e JE	6	by Jason Eckhardt <jle@cygnus.com>.
4a4f25cf	7
252b5132 RH	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
ec2655a6	12	the Free Software Foundation; either version 3, or (at your option)
252b5132 RH	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
4b4da160	22	Foundation, 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
252b5132	23
305d537e	24	#ifndef TC_I860
252b5132 RH	25	#define TC_I860 1
252b5132 RH	26
4a4f25cf	27	enum i860_fix_info
305d537e JE	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
305d537e JE	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
252b5132 RH	68
252b5132 RH	69	#define WORKING_DOT_WORD
305d537e	70	#define DIFF_EXPR_OK
252b5132	71
305d537e JE	72	/* Permit temporary numeric labels. */
	73	#define LOCAL_LABELS_FB 1
	74	#define LISTING_HEADER "GAS for i860"
252b5132	75
b2f58c0c	76	#define md_convert_frag(b,s,f) abort ()
252b5132	77
55cf6793	78	/* Values passed to md_apply_fix don't include the symbol value. */
a161fe53 AM	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
14d3f364 JE	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
e15f6d30 JE	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
305d537e	96	#endif /* TC_I860 */