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

/* tc-i860.h -- Header file for the i860.
   Copyright (C) 1991-2015 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
	1	/* tc-i860.h -- Header file for the i860.
	2	Copyright (C) 1991-2015 Free Software Foundation, Inc.
	3
	4	Brought back from the dead and completely reworked
	5	by Jason Eckhardt <jle@cygnus.com>.
	6
	7	This file is part of GAS, the GNU Assembler.
	8
	9	GAS is free software; you can redistribute it and/or modify
	10	it under the terms of the GNU General Public License as published by
	11	the Free Software Foundation; either version 3, or (at your option)
	12	any later version.
	13
	14	GAS is distributed in the hope that it will be useful,
	15	but WITHOUT ANY WARRANTY; without even the implied warranty of
	16	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	17	GNU General Public License for more details.
	18
	19	You should have received a copy of the GNU General Public License along
	20	with GAS; see the file COPYING. If not, write to the Free Software
	21	Foundation, 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
	22
	23	#ifndef TC_I860
	24	#define TC_I860 1
	25
	26	enum i860_fix_info
	27	{
	28	OP_NONE = 0x00000,
	29	OP_IMM_U5 = 0x00001,
	30	OP_IMM_S16 = 0x00002,
	31	OP_IMM_U16 = 0x00004,
	32	OP_IMM_SPLIT16 = 0x00008,
	33	OP_IMM_BR26 = 0x00010,
	34	OP_IMM_BR16 = 0x00020,
	35	OP_ENCODE1 = 0x00040,
	36	OP_ENCODE2 = 0x00080,
	37	OP_ENCODE3 = 0x00100,
	38	OP_SEL_HA = 0x00200,
	39	OP_SEL_H = 0x00400,
	40	OP_SEL_L = 0x00800,
	41	OP_SEL_GOT = 0x01000,
	42	OP_SEL_GOTOFF = 0x02000,
	43	OP_SEL_PLT = 0x04000,
	44	OP_ALIGN2 = 0x08000,
	45	OP_ALIGN4 = 0x10000,
	46	OP_ALIGN8 = 0x20000,
	47	OP_ALIGN16 = 0x40000
	48	};
	49
	50	/* Set the endianness we are using. Default to little endian. */
	51	#ifndef TARGET_BYTES_BIG_ENDIAN
	52	#define TARGET_BYTES_BIG_ENDIAN 0
	53	#endif
	54
	55	/* Whether or not the target is big endian. */
	56	extern int target_big_endian;
	57
	58	/* BFD target architecture. */
	59	#define TARGET_ARCH bfd_arch_i860
	60
	61	/* The target BFD format. */
	62	#ifdef OBJ_ELF
	63	#define TARGET_FORMAT (target_big_endian ? "elf32-i860" : "elf32-i860-little")
	64	#else
	65	#error i860 GAS currently supports only the ELF object format
	66	#endif
	67
	68	#define WORKING_DOT_WORD
	69	#define DIFF_EXPR_OK
	70
	71	/* Permit temporary numeric labels. */
	72	#define LOCAL_LABELS_FB 1
	73	#define LISTING_HEADER "GAS for i860"
	74
	75	#define md_convert_frag(b,s,f) abort ()
	76
	77	/* Values passed to md_apply_fix don't include the symbol value. */
	78	#define MD_APPLY_SYM_VALUE(FIX) 0
	79
	80	/* No shared lib support, so we don't need to ensure externally
	81	visible symbols can be overridden. */
	82	#define EXTERN_FORCE_RELOC 0
	83
	84	/* Bits for post-processing of a user defined label to check if
	85	it has a double colon (Intel syntax only). */
	86	extern void i860_check_label (symbolS *labelsym);
	87	#define tc_check_label(ls) i860_check_label (ls)
	88
	89	/* Bits for filling in rs_align_code fragments with NOPs. */
	90	extern void i860_handle_align (struct frag *);
	91	#define HANDLE_ALIGN(fragp) i860_handle_align (fragp)
	92
	93	#define MAX_MEM_FOR_RS_ALIGN_CODE (3 + 4 + 4)
	94
	95	#endif /* TC_I860 */