[thirdparty/binutils-gdb.git] / include / coff / sh.h

/* coff information for Renesas SH
   
   Copyright 2000, 2003 Free Software Foundation, Inc.

   This program 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 2 of the License, or
   (at your option) any later version.
   
   This program 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 this program; if not, write to the Free Software
   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */

#ifdef COFF_WITH_PE
#define L_LNNO_SIZE 2
#else
#define L_LNNO_SIZE 4
#endif
#define INCLUDE_COMDAT_FIELDS_IN_AUXENT
#include "coff/external.h"

#define	SH_ARCH_MAGIC_BIG	0x0500
#define	SH_ARCH_MAGIC_LITTLE	0x0550  /* Little endian SH */
#define SH_ARCH_MAGIC_WINCE	0x01a2  /* Windows CE - little endian */
#define SH_PE_MAGIC		0x010b

#define SHBADMAG(x) \
 (((x).f_magic != SH_ARCH_MAGIC_BIG) && \
  ((x).f_magic != SH_ARCH_MAGIC_WINCE) && \
  ((x).f_magic != SH_ARCH_MAGIC_LITTLE))

/* Define some NT default values.  */
/*  #define NT_IMAGE_BASE        0x400000 moved to internal.h */
#define NT_SECTION_ALIGNMENT 0x1000
#define NT_FILE_ALIGNMENT    0x200
#define NT_DEF_RESERVE       0x100000
#define NT_DEF_COMMIT        0x1000

/********************** RELOCATION DIRECTIVES **********************/

/* The external reloc has an offset field, because some of the reloc
   types on the h8 don't have room in the instruction for the entire
   offset - eg the strange jump and high page addressing modes.  */

#ifndef COFF_WITH_PE
struct external_reloc
{
  char r_vaddr[4];
  char r_symndx[4];
  char r_offset[4];
  char r_type[2];
  char r_stuff[2];
};
#else
struct external_reloc
{
  char r_vaddr[4];
  char r_symndx[4];
  char r_type[2];
};
#endif

#define RELOC struct external_reloc
#ifdef COFF_WITH_PE
#define RELSZ 10
#else
#define RELSZ 16
#endif

/* SH relocation types.  Not all of these are actually used.  */

#define R_SH_UNUSED	0		/* only used internally */
#define R_SH_IMM32CE	2		/* 32 bit immediate for WinCE */
#define R_SH_PCREL8 	3		/*  8 bit pcrel 	*/
#define R_SH_PCREL16 	4		/* 16 bit pcrel 	*/
#define R_SH_HIGH8  	5		/* high 8 bits of 24 bit address */
#define R_SH_LOW16 	7		/* low 16 bits of 24 bit immediate */
#define R_SH_IMM24	6		/* 24 bit immediate */
#define R_SH_PCDISP8BY4	9  		/* PC rel 8 bits *4 +ve */
#define R_SH_PCDISP8BY2	10  		/* PC rel 8 bits *2 +ve */
#define R_SH_PCDISP8    11  		/* 8 bit branch */
#define R_SH_PCDISP     12  		/* 12 bit branch */
#define R_SH_IMM32      14    		/* 32 bit immediate */
#define R_SH_IMM8   	16		/* 8 bit immediate */
#define R_SH_IMAGEBASE	16		/* Windows CE */
#define R_SH_IMM8BY2    17		/* 8 bit immediate *2 */
#define R_SH_IMM8BY4    18		/* 8 bit immediate *4 */
#define R_SH_IMM4   	19		/* 4 bit immediate */
#define R_SH_IMM4BY2    20		/* 4 bit immediate *2 */
#define R_SH_IMM4BY4    21		/* 4 bit immediate *4 */
#define R_SH_PCRELIMM8BY2   22		/* PC rel 8 bits *2 unsigned */
#define R_SH_PCRELIMM8BY4   23		/* PC rel 8 bits *4 unsigned */
#define R_SH_IMM16      24    		/* 16 bit immediate */

/* The switch table reloc types are used for relaxing.  They are
   generated for expressions such as
     .word L1 - L2
   The r_offset field holds the difference between the reloc address
   and L2.  */
#define R_SH_SWITCH8	33		/* 8 bit switch table entry */
#define R_SH_SWITCH16	25		/* 16 bit switch table entry */
#define R_SH_SWITCH32	26		/* 32 bit switch table entry */

/* The USES reloc type is used for relaxing.  The compiler will
   generate .uses pseudo-ops when it finds a function call which it
   can relax.  The r_offset field of the USES reloc holds the PC
   relative offset to the instruction which loads the register used in
   the function call.  */
#define R_SH_USES	27		/* .uses pseudo-op */

/* The COUNT reloc type is used for relaxing.  The assembler will
   generate COUNT relocs for addresses referred to by the register
   loads associated with USES relocs.  The r_offset field of the COUNT
   reloc holds the number of times the address is referenced in the
   object file.  */
#define R_SH_COUNT	28		/* Count of constant pool uses */

/* The ALIGN reloc type is used for relaxing.  The r_offset field is
   the power of two to which subsequent portions of the object file
   must be aligned.  */
#define R_SH_ALIGN	29		/* .align pseudo-op */

/* The CODE and DATA reloc types are used for aligning load and store
   instructions.  The assembler will generate a CODE reloc before a
   block of instructions.  It will generate a DATA reloc before data.
   A section should be processed assuming it contains data, unless a
   CODE reloc is seen.  The only relevant pieces of information in the
   CODE and DATA relocs are the section and the address.  The symbol
   and offset are meaningless.  */
#define R_SH_CODE	30		/* start of code */
#define R_SH_DATA	31		/* start of data */

/* The LABEL reloc type is used for aligning load and store
   instructions.  The assembler will generate a LABEL reloc for each
   label within a block of instructions.  This permits the linker to
   avoid swapping instructions which are the targets of branches.  */
#define R_SH_LABEL	32		/* label */

/* NB: R_SH_SWITCH8 is 33 */

#define R_SH_LOOP_START	34
#define R_SH_LOOP_END	35
Commit	Line	Data
c2dcd04e	1	/* coff information for Renesas SH
4f1d9bd8	2
c3aa17e9	3	Copyright 2000, 2003 Free Software Foundation, Inc.
4f1d9bd8 NC	4
	5	This program is free software; you can redistribute it and/or modify
	6	it under the terms of the GNU General Public License as published by
	7	the Free Software Foundation; either version 2 of the License, or
	8	(at your option) any later version.
	9
	10	This program is distributed in the hope that it will be useful,
	11	but WITHOUT ANY WARRANTY; without even the implied warranty of
	12	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	13	GNU General Public License for more details.
	14
	15	You should have received a copy of the GNU General Public License
	16	along with this program; if not, write to the Free Software
e172dbf8	17	Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
252b5132	18
4f1d9bd8 NC	19	#ifdef COFF_WITH_PE
	20	#define L_LNNO_SIZE 2
	21	#else
	22	#define L_LNNO_SIZE 4
	23	#endif
	24	#define INCLUDE_COMDAT_FIELDS_IN_AUXENT
	25	#include "coff/external.h"
252b5132 RH	26
	27	#define SH_ARCH_MAGIC_BIG 0x0500
	28	#define SH_ARCH_MAGIC_LITTLE 0x0550 /* Little endian SH */
056350c6	29	#define SH_ARCH_MAGIC_WINCE 0x01a2 /* Windows CE - little endian */
5e671ea1	30	#define SH_PE_MAGIC 0x010b
252b5132	31
252b5132	32	#define SHBADMAG(x) \
4f1d9bd8 NC	33	(((x).f_magic != SH_ARCH_MAGIC_BIG) && \
	34	((x).f_magic != SH_ARCH_MAGIC_WINCE) && \
	35	((x).f_magic != SH_ARCH_MAGIC_LITTLE))
252b5132	36
056350c6 NC	37	/* Define some NT default values. */
	38	/* #define NT_IMAGE_BASE 0x400000 moved to internal.h */
	39	#define NT_SECTION_ALIGNMENT 0x1000
	40	#define NT_FILE_ALIGNMENT 0x200
	41	#define NT_DEF_RESERVE 0x100000
	42	#define NT_DEF_COMMIT 0x1000
252b5132	43
252b5132 RH	44	/******************** RELOCATION DIRECTIVES ********************/
	45
	46	/* The external reloc has an offset field, because some of the reloc
	47	types on the h8 don't have room in the instruction for the entire
4f1d9bd8	48	offset - eg the strange jump and high page addressing modes. */
252b5132	49
056350c6	50	#ifndef COFF_WITH_PE
4f1d9bd8 NC	51	struct external_reloc
4f1d9bd8 NC	52	{
252b5132 RH	53	char r_vaddr[4];
	54	char r_symndx[4];
	55	char r_offset[4];
	56	char r_type[2];
	57	char r_stuff[2];
	58	};
056350c6	59	#else
4f1d9bd8 NC	60	struct external_reloc
4f1d9bd8 NC	61	{
056350c6 NC	62	char r_vaddr[4];
	63	char r_symndx[4];
	64	char r_type[2];
	65	};
	66	#endif
252b5132	67
252b5132	68	#define RELOC struct external_reloc
056350c6 NC	69	#ifdef COFF_WITH_PE
	70	#define RELSZ 10
	71	#else
252b5132	72	#define RELSZ 16
056350c6	73	#endif
252b5132 RH	74
	75	/* SH relocation types. Not all of these are actually used. */
	76
	77	#define R_SH_UNUSED 0 /* only used internally */
056350c6	78	#define R_SH_IMM32CE 2 /* 32 bit immediate for WinCE */
252b5132 RH	79	#define R_SH_PCREL8 3 /* 8 bit pcrel */
	80	#define R_SH_PCREL16 4 /* 16 bit pcrel */
	81	#define R_SH_HIGH8 5 /* high 8 bits of 24 bit address */
	82	#define R_SH_LOW16 7 /* low 16 bits of 24 bit immediate */
	83	#define R_SH_IMM24 6 /* 24 bit immediate */
	84	#define R_SH_PCDISP8BY4 9 /* PC rel 8 bits 4 +ve /
	85	#define R_SH_PCDISP8BY2 10 /* PC rel 8 bits 2 +ve /
	86	#define R_SH_PCDISP8 11 /* 8 bit branch */
	87	#define R_SH_PCDISP 12 /* 12 bit branch */
	88	#define R_SH_IMM32 14 /* 32 bit immediate */
	89	#define R_SH_IMM8 16 /* 8 bit immediate */
056350c6	90	#define R_SH_IMAGEBASE 16 /* Windows CE */
252b5132 RH	91	#define R_SH_IMM8BY2 17 /* 8 bit immediate 2 /
	92	#define R_SH_IMM8BY4 18 /* 8 bit immediate 4 /
	93	#define R_SH_IMM4 19 /* 4 bit immediate */
	94	#define R_SH_IMM4BY2 20 /* 4 bit immediate 2 /
	95	#define R_SH_IMM4BY4 21 /* 4 bit immediate 4 /
	96	#define R_SH_PCRELIMM8BY2 22 /* PC rel 8 bits 2 unsigned /
	97	#define R_SH_PCRELIMM8BY4 23 /* PC rel 8 bits 4 unsigned /
	98	#define R_SH_IMM16 24 /* 16 bit immediate */
	99
	100	/* The switch table reloc types are used for relaxing. They are
	101	generated for expressions such as
	102	.word L1 - L2
	103	The r_offset field holds the difference between the reloc address
	104	and L2. */
	105	#define R_SH_SWITCH8 33 /* 8 bit switch table entry */
	106	#define R_SH_SWITCH16 25 /* 16 bit switch table entry */
	107	#define R_SH_SWITCH32 26 /* 32 bit switch table entry */
	108
	109	/* The USES reloc type is used for relaxing. The compiler will
	110	generate .uses pseudo-ops when it finds a function call which it
	111	can relax. The r_offset field of the USES reloc holds the PC
	112	relative offset to the instruction which loads the register used in
	113	the function call. */
	114	#define R_SH_USES 27 /* .uses pseudo-op */
	115
	116	/* The COUNT reloc type is used for relaxing. The assembler will
	117	generate COUNT relocs for addresses referred to by the register
	118	loads associated with USES relocs. The r_offset field of the COUNT
	119	reloc holds the number of times the address is referenced in the
	120	object file. */
	121	#define R_SH_COUNT 28 /* Count of constant pool uses */
	122
	123	/* The ALIGN reloc type is used for relaxing. The r_offset field is
	124	the power of two to which subsequent portions of the object file
	125	must be aligned. */
	126	#define R_SH_ALIGN 29 /* .align pseudo-op */
	127
	128	/* The CODE and DATA reloc types are used for aligning load and store
	129	instructions. The assembler will generate a CODE reloc before a
	130	block of instructions. It will generate a DATA reloc before data.
	131	A section should be processed assuming it contains data, unless a
	132	CODE reloc is seen. The only relevant pieces of information in the
	133	CODE and DATA relocs are the section and the address. The symbol
	134	and offset are meaningless. */
	135	#define R_SH_CODE 30 /* start of code */
	136	#define R_SH_DATA 31 /* start of data */
	137
	138	/* The LABEL reloc type is used for aligning load and store
	139	instructions. The assembler will generate a LABEL reloc for each
	140	label within a block of instructions. This permits the linker to
	141	avoid swapping instructions which are the targets of branches. */
	142	#define R_SH_LABEL 32 /* label */
	143
	144	/* NB: R_SH_SWITCH8 is 33 */
015551fc JR	145
	146	#define R_SH_LOOP_START 34
	147	#define R_SH_LOOP_END 35