[deliverable/binutils-gdb.git] / gas / config / tc-tic54x.h

/* tc-tic54x.h -- Header file for tc-tic54x.c
   Copyright (C) 1999-2019 Free Software Foundation, Inc.
   Contributed by Timothy Wall (twall@alum.mit.edu)

   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_TIC54X_H_
#define _TC_TIC54X_H_

/* select the proper coff format (see obj-coff.h) */
#define TC_TIC54X

#define TARGET_BYTES_BIG_ENDIAN	0
#define OCTETS_PER_BYTE_POWER 1

#define TARGET_ARCH		bfd_arch_tic54x

#define WORKING_DOT_WORD        1

#define MAX_OPERANDS 4
#define PARALLEL_SEPARATOR '|'
#define LABELS_WITHOUT_COLONS 1
/* accept 0FFFFh, 1010b, etc.  */
#define NUMBERS_WITH_SUFFIX 1
/* $ is section program counter */
#define DOLLAR_DOT 1
/* accept parallel lines like
       add #1,a  ||  ld #1, b
       (may also be split across lines)
*/
#define DOUBLEBAR_PARALLEL 1
/* affects preprocessor */
#define KEEP_WHITE_AROUND_COLON 1

struct bit_info
{
  segT seg;
#define TYPE_SPACE 0
#define TYPE_BES   1
#define TYPE_FIELD 2
  int type;
  symbolS *sym;
  valueT value;
  char *where;
  int offset;
};

/* We sometimes need to keep track of bit offsets within words */
#define TC_FRAG_TYPE int
#define TC_FRAG_INIT(FRAGP, MAX_BYTES) do {(FRAGP)->tc_frag_data = 0;}while (0)

/* Tell GAS whether the given token is indeed a code label.
   Note - we make of the knowledge that this macro will be called from
   read.c:read_a_source_file()  in that we also pass the local variable
   line_start.  */
#define TC_START_LABEL_WITHOUT_COLON(NUL_CHAR, NEXT_CHAR) \
  tic54x_start_label (line_start, NUL_CHAR, NEXT_CHAR)
extern int tic54x_start_label (char *, int, int);

/* custom handling for relocations in cons expressions */
#define TC_CONS_FIX_NEW(FRAG, OFF, LEN, EXP, RELOC)	\
  tic54x_cons_fix_new (FRAG, OFF, LEN, EXP, RELOC)
extern void tic54x_cons_fix_new (fragS *, int, int, expressionS *,
				 bfd_reloc_code_real_type);

/* Define md_number_to_chars as the appropriate standard big endian or
   little endian function.  Mostly littleendian, but longwords and floats are
   stored MS word first.
*/

#define md_number_to_chars tic54x_number_to_chars
extern void tic54x_number_to_chars (char *, valueT, int);
#define tc_adjust_symtab() tic54x_adjust_symtab()
extern void tic54x_adjust_symtab (void);
#define tc_unrecognized_line(ch) tic54x_unrecognized_line(ch)
extern int tic54x_unrecognized_line (int ch);
#define md_parse_name(s,e,m,c) tic54x_parse_name(s,e)
extern int tic54x_parse_name (char *name, expressionS *e);
#define md_undefined_symbol(s) tic54x_undefined_symbol(s)
extern symbolS *tic54x_undefined_symbol (char *name);
#define md_macro_start() tic54x_macro_start()
extern void tic54x_macro_start (void);
#define md_macro_end() tic54x_macro_end()
extern void tic54x_macro_end (void);
#define md_macro_info(args) tic54x_macro_info(args)
struct macro_struct;
extern void tic54x_macro_info (const struct macro_struct *);
#define tc_frob_label(sym) tic54x_define_label (sym)
extern void tic54x_define_label (symbolS *);

#define md_start_line_hook() tic54x_start_line_hook()
extern void tic54x_start_line_hook (void);

#define md_estimate_size_before_relax(f,s) \
tic54x_estimate_size_before_relax(f,s)
extern int tic54x_estimate_size_before_relax(fragS *, segT);

#define md_relax_frag(seg, f,s) tic54x_relax_frag(f,s)
extern int tic54x_relax_frag(fragS *, long);

#define md_convert_frag(b,s,f)	tic54x_convert_frag(b,s,f)
extern void tic54x_convert_frag(bfd *, segT, fragS *);

/* Other things we don't support...  */

/* Define away the call to md_operand in the expression parsing code.
   This is called whenever the expression parser can't parse the input
   and gives the assembler backend a chance to deal with it instead.  */

#define md_operand(X)

/* spruce up the listing output */
#define LISTING_WORD_SIZE 2

extern void tic54x_global (int);

#endif
Commit	Line	Data
	1	/* tc-tic54x.h -- Header file for tc-tic54x.c
	2	Copyright (C) 1999-2019 Free Software Foundation, Inc.
	3	Contributed by Timothy Wall (twall@alum.mit.edu)
	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	#ifndef _TC_TIC54X_H_
	23	#define _TC_TIC54X_H_
	24
	25	/* select the proper coff format (see obj-coff.h) */
	26	#define TC_TIC54X
	27
	28	#define TARGET_BYTES_BIG_ENDIAN 0
	29	#define OCTETS_PER_BYTE_POWER 1
	30
	31	#define TARGET_ARCH bfd_arch_tic54x
	32
	33	#define WORKING_DOT_WORD 1
	34
	35	#define MAX_OPERANDS 4
	36	#define PARALLEL_SEPARATOR '\|'
	37	#define LABELS_WITHOUT_COLONS 1
	38	/* accept 0FFFFh, 1010b, etc. */
	39	#define NUMBERS_WITH_SUFFIX 1
	40	/* $ is section program counter */
	41	#define DOLLAR_DOT 1
	42	/* accept parallel lines like
	43	add #1,a \|\| ld #1, b
	44	(may also be split across lines)
	45	*/
	46	#define DOUBLEBAR_PARALLEL 1
	47	/* affects preprocessor */
	48	#define KEEP_WHITE_AROUND_COLON 1
	49
	50	struct bit_info
	51	{
	52	segT seg;
	53	#define TYPE_SPACE 0
	54	#define TYPE_BES 1
	55	#define TYPE_FIELD 2
	56	int type;
	57	symbolS *sym;
	58	valueT value;
	59	char *where;
	60	int offset;
	61	};
	62
	63	/* We sometimes need to keep track of bit offsets within words */
	64	#define TC_FRAG_TYPE int
	65	#define TC_FRAG_INIT(FRAGP, MAX_BYTES) do {(FRAGP)->tc_frag_data = 0;}while (0)
	66
	67	/* Tell GAS whether the given token is indeed a code label.
	68	Note - we make of the knowledge that this macro will be called from
	69	read.c:read_a_source_file() in that we also pass the local variable
	70	line_start. */
	71	#define TC_START_LABEL_WITHOUT_COLON(NUL_CHAR, NEXT_CHAR) \
	72	tic54x_start_label (line_start, NUL_CHAR, NEXT_CHAR)
	73	extern int tic54x_start_label (char *, int, int);
	74
	75	/* custom handling for relocations in cons expressions */
	76	#define TC_CONS_FIX_NEW(FRAG, OFF, LEN, EXP, RELOC) \
	77	tic54x_cons_fix_new (FRAG, OFF, LEN, EXP, RELOC)
	78	extern void tic54x_cons_fix_new (fragS , int, int, expressionS ,
	79	bfd_reloc_code_real_type);
	80
	81	/* Define md_number_to_chars as the appropriate standard big endian or
	82	little endian function. Mostly littleendian, but longwords and floats are
	83	stored MS word first.
	84	*/
	85
	86	#define md_number_to_chars tic54x_number_to_chars
	87	extern void tic54x_number_to_chars (char *, valueT, int);
	88	#define tc_adjust_symtab() tic54x_adjust_symtab()
	89	extern void tic54x_adjust_symtab (void);
	90	#define tc_unrecognized_line(ch) tic54x_unrecognized_line(ch)
	91	extern int tic54x_unrecognized_line (int ch);
	92	#define md_parse_name(s,e,m,c) tic54x_parse_name(s,e)
	93	extern int tic54x_parse_name (char name, expressionS e);
	94	#define md_undefined_symbol(s) tic54x_undefined_symbol(s)
	95	extern symbolS tic54x_undefined_symbol (char name);
	96	#define md_macro_start() tic54x_macro_start()
	97	extern void tic54x_macro_start (void);
	98	#define md_macro_end() tic54x_macro_end()
	99	extern void tic54x_macro_end (void);
	100	#define md_macro_info(args) tic54x_macro_info(args)
	101	struct macro_struct;
	102	extern void tic54x_macro_info (const struct macro_struct *);
	103	#define tc_frob_label(sym) tic54x_define_label (sym)
	104	extern void tic54x_define_label (symbolS *);
	105
	106	#define md_start_line_hook() tic54x_start_line_hook()
	107	extern void tic54x_start_line_hook (void);
	108
	109	#define md_estimate_size_before_relax(f,s) \
	110	tic54x_estimate_size_before_relax(f,s)
	111	extern int tic54x_estimate_size_before_relax(fragS *, segT);
	112
	113	#define md_relax_frag(seg, f,s) tic54x_relax_frag(f,s)
	114	extern int tic54x_relax_frag(fragS *, long);
	115
	116	#define md_convert_frag(b,s,f) tic54x_convert_frag(b,s,f)
	117	extern void tic54x_convert_frag(bfd , segT, fragS );
	118
	119	/* Other things we don't support... */
	120
	121	/* Define away the call to md_operand in the expression parsing code.
	122	This is called whenever the expression parser can't parse the input
	123	and gives the assembler backend a chance to deal with it instead. */
	124
	125	#define md_operand(X)
	126
	127	/* spruce up the listing output */
	128	#define LISTING_WORD_SIZE 2
	129
	130	extern void tic54x_global (int);
	131
	132	#endif