[thirdparty/binutils-gdb.git] / gas / config / tc-rx.h

/* tc-rx.h - header file for Renesas RX
   Copyright (C) 2008-2021 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_RX

extern int target_big_endian;

#define LISTING_HEADER (target_big_endian ? "RX GAS BE" : "RX GAS LE")
#define LISTING_LHS_WIDTH 8
#define LISTING_WORD_SIZE 1

#define TARGET_ARCH bfd_arch_rx

/* Instruction bytes are big endian, data bytes can be either.  */
#define TARGET_BYTES_BIG_ENDIAN 0

#ifndef TE_LINUX
#define TARGET_FORMAT (target_big_endian ? "elf32-rx-be" : "elf32-rx-le")
#else
#define TARGET_FORMAT "elf32-rx-linux"
#endif

/* We don't need to handle .word strangely.  */
#define WORKING_DOT_WORD

/* Permit temporary numeric labels.  */
#define LOCAL_LABELS_FB 1
/* But make sure that the binutils treat them as locals.  */
#define LOCAL_LABEL_PREFIX '.'

/* Allow classic-style constants.  */
#define NUMBERS_WITH_SUFFIX 1

/* .-foo gets turned into PC relative relocs.  */
#define DIFF_EXPR_OK

#define md_end rx_md_end
extern void rx_md_end (void);

/* Note - the definition of MD_RELAX_FRAG here includes a reference to the
   MAX_ITERATIONS variable which is defined locally in write.c:relax_segment()
   but which is not normally passed to target specific relaxing code.  This
   reference is needed however as the number of iterations of the RX relaxing
   code needs to be constrained by the maximum number of iterations allowed
   by relax_segment().  See PR 24464 for more details.  */
#define md_relax_frag(SEG, FRAGP, STRETCH) \
  rx_relax_frag ((SEG), (FRAGP), (STRETCH), max_iterations)
extern int rx_relax_frag (segT, fragS *, long, unsigned long);

#define TC_FRAG_TYPE struct rx_bytesT *
#define TC_FRAG_INIT(fragp, max_bytes) rx_frag_init (fragp)
extern void rx_frag_init (fragS *);

/* Call md_pcrel_from_section(), not md_pcrel_from().  */
#define MD_PCREL_FROM_SECTION(FIXP, SEC) md_pcrel_from_section (FIXP, SEC)

/* RX doesn't have a 32 bit PCREL relocations.  */
#define TC_FORCE_RELOCATION_SUB_LOCAL(FIX, SEG) 1

#define TC_VALIDATE_FIX_SUB(FIX, SEG)		\
  rx_validate_fix_sub (FIX)
extern int rx_validate_fix_sub (struct fix *);

#define TC_CONS_FIX_NEW(FRAG, WHERE, NBYTES, EXP, RELOC)	\
  rx_cons_fix_new (FRAG, WHERE, NBYTES, EXP, RELOC)
extern void rx_cons_fix_new (fragS *, int, int, expressionS *,
			     bfd_reloc_code_real_type);

#define tc_fix_adjustable(x) 0

#define md_do_align(n, fill, len, max, around)				\
  if ((n)								\
      && !need_pass_2							\
      && (!(fill)							\
	  || ((char)*(fill) == (char)0x03 && (len) == 1))		\
      && subseg_text_p (now_seg))					\
    {									\
      frag_align_code ((n), (max));					\
      goto around;							\
    }

#define MAX_MEM_FOR_RS_ALIGN_CODE 8
#define HANDLE_ALIGN(FRAG) rx_handle_align (FRAG)
extern void rx_handle_align (fragS *);

#define RELOC_EXPANSION_POSSIBLE 1
#define MAX_RELOC_EXPANSION      4

#define elf_tc_final_processing	rx_elf_final_processing
extern void rx_elf_final_processing (void);

extern bfd_boolean rx_use_conventional_section_names;
#define TEXT_SECTION_NAME	(rx_use_conventional_section_names ? ".text" : "P")
#define DATA_SECTION_NAME	(rx_use_conventional_section_names ? ".data" : "D_1")
#define BSS_SECTION_NAME	(rx_use_conventional_section_names ? ".bss"  : "B_1")

#define md_start_line_hook rx_start_line
extern void rx_start_line (void);
Commit	Line	Data
c7927a3c	1	/* tc-rx.h - header file for Renesas RX
250d07de	2	Copyright (C) 2008-2021 Free Software Foundation, Inc.
c7927a3c NC	3
	4	This file is part of GAS, the GNU Assembler.
	5
	6	GAS is free software; you can redistribute it and/or modify
	7	it under the terms of the GNU General Public License as published by
	8	the Free Software Foundation; either version 3, or (at your option)
	9	any later version.
	10
	11	GAS is distributed in the hope that it will be useful,
	12	but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	GNU General Public License for more details.
	15
	16	You should have received a copy of the GNU General Public License
	17	along with GAS; see the file COPYING. If not, write to the Free
	18	Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
	19	02110-1301, USA. */
	20
	21	#define TC_RX
	22
	23	extern int target_big_endian;
	24
	25	#define LISTING_HEADER (target_big_endian ? "RX GAS BE" : "RX GAS LE")
	26	#define LISTING_LHS_WIDTH 8
	27	#define LISTING_WORD_SIZE 1
	28
	29	#define TARGET_ARCH bfd_arch_rx
	30
	31	/* Instruction bytes are big endian, data bytes can be either. */
	32	#define TARGET_BYTES_BIG_ENDIAN 0
	33
8d3c78e4	34	#ifndef TE_LINUX
c7927a3c	35	#define TARGET_FORMAT (target_big_endian ? "elf32-rx-be" : "elf32-rx-le")
8d3c78e4 YS	36	#else
	37	#define TARGET_FORMAT "elf32-rx-linux"
	38	#endif
c7927a3c NC	39
	40	/* We don't need to handle .word strangely. */
	41	#define WORKING_DOT_WORD
	42
	43	/* Permit temporary numeric labels. */
	44	#define LOCAL_LABELS_FB 1
	45	/* But make sure that the binutils treat them as locals. */
	46	#define LOCAL_LABEL_PREFIX '.'
	47
	48	/* Allow classic-style constants. */
	49	#define NUMBERS_WITH_SUFFIX 1
	50
	51	/* .-foo gets turned into PC relative relocs. */
	52	#define DIFF_EXPR_OK
	53
	54	#define md_end rx_md_end
	55	extern void rx_md_end (void);
	56
5ce032bd NC	57	/* Note - the definition of MD_RELAX_FRAG here includes a reference to the
	58	MAX_ITERATIONS variable which is defined locally in write.c:relax_segment()
	59	but which is not normally passed to target specific relaxing code. This
	60	reference is needed however as the number of iterations of the RX relaxing
	61	code needs to be constrained by the maximum number of iterations allowed
	62	by relax_segment(). See PR 24464 for more details. */
	63	#define md_relax_frag(SEG, FRAGP, STRETCH) \
	64	rx_relax_frag ((SEG), (FRAGP), (STRETCH), max_iterations)
	65	extern int rx_relax_frag (segT, fragS *, long, unsigned long);
c7927a3c NC	66
c7927a3c NC	67	#define TC_FRAG_TYPE struct rx_bytesT *
db222310	68	#define TC_FRAG_INIT(fragp, max_bytes) rx_frag_init (fragp)
c7927a3c NC	69	extern void rx_frag_init (fragS *);
	70
	71	/* Call md_pcrel_from_section(), not md_pcrel_from(). */
	72	#define MD_PCREL_FROM_SECTION(FIXP, SEC) md_pcrel_from_section (FIXP, SEC)
c7927a3c NC	73
	74	/* RX doesn't have a 32 bit PCREL relocations. */
	75	#define TC_FORCE_RELOCATION_SUB_LOCAL(FIX, SEG) 1
	76
	77	#define TC_VALIDATE_FIX_SUB(FIX, SEG) \
	78	rx_validate_fix_sub (FIX)
	79	extern int rx_validate_fix_sub (struct fix *);
	80
62ebcb5c AM	81	#define TC_CONS_FIX_NEW(FRAG, WHERE, NBYTES, EXP, RELOC) \
	82	rx_cons_fix_new (FRAG, WHERE, NBYTES, EXP, RELOC)
	83	extern void rx_cons_fix_new (fragS , int, int, expressionS ,
	84	bfd_reloc_code_real_type);
c7927a3c NC	85
	86	#define tc_fix_adjustable(x) 0
	87
731df70d DD	88	#define md_do_align(n, fill, len, max, around) \
	89	if ((n) \
	90	&& !need_pass_2 \
	91	&& (!(fill) \
	92	\|\| ((char)*(fill) == (char)0x03 && (len) == 1)) \
	93	&& subseg_text_p (now_seg)) \
	94	{ \
	95	frag_align_code ((n), (max)); \
	96	goto around; \
	97	}
	98
	99	#define MAX_MEM_FOR_RS_ALIGN_CODE 8
c7927a3c NC	100	#define HANDLE_ALIGN(FRAG) rx_handle_align (FRAG)
	101	extern void rx_handle_align (fragS *);
	102
	103	#define RELOC_EXPANSION_POSSIBLE 1
	104	#define MAX_RELOC_EXPANSION 4
	105
	106	#define elf_tc_final_processing rx_elf_final_processing
	107	extern void rx_elf_final_processing (void);
	108
	109	extern bfd_boolean rx_use_conventional_section_names;
	110	#define TEXT_SECTION_NAME (rx_use_conventional_section_names ? ".text" : "P")
	111	#define DATA_SECTION_NAME (rx_use_conventional_section_names ? ".data" : "D_1")
	112	#define BSS_SECTION_NAME (rx_use_conventional_section_names ? ".bss" : "B_1")
	113
	114	#define md_start_line_hook rx_start_line
	115	extern void rx_start_line (void);