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

/* tc-bfin.h - header file for tc-bfin.c
   Copyright 2005, 2007, 2008
   Free Software Foundation, Inc.

   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.  */

#define TC_BFIN 1
#define TC_ADI_BFIN 1

#define TARGET_BYTES_BIG_ENDIAN 0

#define TARGET_ARCH		bfd_arch_bfin

/*
 * Define the target format macro here.   The value for this should be
 * "elf32-bfin", not "elf32-little-bfin".  Since the BFD source file 
 * elf32-bfin.c defines TARGET_LITTLE_NAME to be "elf32-little-bfin",
 * we must use this value, until this is corrected and BFD is rebuilt.  */
#ifdef OBJ_ELF
#define TARGET_FORMAT		"elf32-bfin" 
#endif

#define LISTING_HEADER "BFIN GAS "

#define WORKING_DOT_WORD

extern void bfin_start_line_hook (void);
extern bfd_boolean bfin_start_label (char *, char *);

#define md_start_line_hook()    bfin_start_line_hook()
#define md_number_to_chars	number_to_chars_littleendian
#define md_convert_frag(b,s,f)	as_fatal ("bfin convert_frag\n");

/* Allow for [, ], etc.  */
#define LEX_BR 6

#define TC_EOL_IN_INSN(PTR) (bfin_eol_in_insn(PTR) ? 1 : 0)
extern bfd_boolean bfin_eol_in_insn (char *);

/* Almost all instructions of Blackfin contain an = character.  */
#define TC_EQUAL_IN_INSN(C, NAME) 1

#define NOP_OPCODE 0x0000 

#define LOCAL_LABELS_FB 1

#define DOUBLESLASH_LINE_COMMENTS

#define TC_START_LABEL(c, s, ptr) (c == ':' && bfin_start_label (s, ptr))
#define tc_fix_adjustable(FIX) bfin_fix_adjustable (FIX)
extern bfd_boolean bfin_fix_adjustable (struct fix *);

#define TC_FORCE_RELOCATION(FIX) bfin_force_relocation (FIX)
extern int bfin_force_relocation (struct fix *);

/* Call md_pcrel_from_section(), not md_pcrel_from().  */
#define MD_PCREL_FROM_SECTION(FIX, SEC) md_pcrel_from_section (FIX, SEC)
extern long md_pcrel_from_section (struct fix *, segT);

/* Values passed to md_apply_fix3 don't include symbol values.  */
#define MD_APPLY_SYM_VALUE(FIX) 0

/* This target is buggy, and sets fix size too large.  */
#define TC_FX_SIZE_SLACK(FIX) 2

extern unsigned int bfin_anomaly_checks;

/* Anomaly checking */
#define AC_05000074 0x00000001
#define ENABLE_AC_05000074 (bfin_anomaly_checks & AC_05000074)

/* end of tc-bfin.h */
Commit	Line	Data
	1	/* tc-bfin.h - header file for tc-bfin.c
	2	Copyright 2005, 2007, 2008
	3	Free Software Foundation, Inc.
	4
	5	This file is part of GAS, the GNU Assembler.
	6
	7	GAS is free software; you can redistribute it and/or modify
	8	it under the terms of the GNU General Public License as published by
	9	the Free Software Foundation; either version 3, or (at your option)
	10	any later version.
	11
	12	GAS is distributed in the hope that it will be useful,
	13	but WITHOUT ANY WARRANTY; without even the implied warranty of
	14	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	15	GNU General Public License for more details.
	16
	17	You should have received a copy of the GNU General Public License
	18	along with GAS; see the file COPYING. If not, write to the Free
	19	Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
	20	02110-1301, USA. */
	21
	22	#define TC_BFIN 1
	23	#define TC_ADI_BFIN 1
	24
	25	#define TARGET_BYTES_BIG_ENDIAN 0
	26
	27	#define TARGET_ARCH bfd_arch_bfin
	28
	29	/*
	30	* Define the target format macro here. The value for this should be
	31	* "elf32-bfin", not "elf32-little-bfin". Since the BFD source file
	32	* elf32-bfin.c defines TARGET_LITTLE_NAME to be "elf32-little-bfin",
	33	* we must use this value, until this is corrected and BFD is rebuilt. */
	34	#ifdef OBJ_ELF
	35	#define TARGET_FORMAT "elf32-bfin"
	36	#endif
	37
	38	#define LISTING_HEADER "BFIN GAS "
	39
	40	#define WORKING_DOT_WORD
	41
	42	extern void bfin_start_line_hook (void);
	43	extern bfd_boolean bfin_start_label (char , char );
	44
	45	#define md_start_line_hook() bfin_start_line_hook()
	46	#define md_number_to_chars number_to_chars_littleendian
	47	#define md_convert_frag(b,s,f) as_fatal ("bfin convert_frag\n");
	48
	49	/* Allow for [, ], etc. */
	50	#define LEX_BR 6
	51
	52	#define TC_EOL_IN_INSN(PTR) (bfin_eol_in_insn(PTR) ? 1 : 0)
	53	extern bfd_boolean bfin_eol_in_insn (char *);
	54
	55	/* Almost all instructions of Blackfin contain an = character. */
	56	#define TC_EQUAL_IN_INSN(C, NAME) 1
	57
	58	#define NOP_OPCODE 0x0000
	59
	60	#define LOCAL_LABELS_FB 1
	61
	62	#define DOUBLESLASH_LINE_COMMENTS
	63
	64	#define TC_START_LABEL(c, s, ptr) (c == ':' && bfin_start_label (s, ptr))
	65	#define tc_fix_adjustable(FIX) bfin_fix_adjustable (FIX)
	66	extern bfd_boolean bfin_fix_adjustable (struct fix *);
	67
	68	#define TC_FORCE_RELOCATION(FIX) bfin_force_relocation (FIX)
	69	extern int bfin_force_relocation (struct fix *);
	70
	71	/* Call md_pcrel_from_section(), not md_pcrel_from(). */
	72	#define MD_PCREL_FROM_SECTION(FIX, SEC) md_pcrel_from_section (FIX, SEC)
	73	extern long md_pcrel_from_section (struct fix *, segT);
	74
	75	/* Values passed to md_apply_fix3 don't include symbol values. */
	76	#define MD_APPLY_SYM_VALUE(FIX) 0
	77
	78	/* This target is buggy, and sets fix size too large. */
	79	#define TC_FX_SIZE_SLACK(FIX) 2
	80
	81	extern unsigned int bfin_anomaly_checks;
	82
	83	/* Anomaly checking */
	84	#define AC_05000074 0x00000001
	85	#define ENABLE_AC_05000074 (bfin_anomaly_checks & AC_05000074)
	86
	87	/* end of tc-bfin.h */