1258945Sroberto/* coff information for Renesas SH 2280849Scy 3258945Sroberto Copyright (C) 2000-2017 Free Software Foundation, Inc. 4258945Sroberto 5258945Sroberto This program is free software; you can redistribute it and/or modify 6258945Sroberto it under the terms of the GNU General Public License as published by 7258945Sroberto the Free Software Foundation; either version 3 of the License, or 8258945Sroberto (at your option) any later version. 9258945Sroberto 10258945Sroberto This program is distributed in the hope that it will be useful, 11258945Sroberto but WITHOUT ANY WARRANTY; without even the implied warranty of 12258945Sroberto MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13258945Sroberto GNU General Public License for more details. 14258945Sroberto 15258945Sroberto You should have received a copy of the GNU General Public License 16258945Sroberto along with this program; if not, write to the Free Software 17258945Sroberto Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, 18280849Scy MA 02110-1301, USA. */ 19258945Sroberto 20258945Sroberto#ifdef COFF_WITH_PE 21258945Sroberto#define L_LNNO_SIZE 2 22258945Sroberto#else 23258945Sroberto#define L_LNNO_SIZE 4 24258945Sroberto#endif 25258945Sroberto#define INCLUDE_COMDAT_FIELDS_IN_AUXENT 26258945Sroberto#include "coff/external.h" 27258945Sroberto 28258945Sroberto#define SH_ARCH_MAGIC_BIG 0x0500 29258945Sroberto#define SH_ARCH_MAGIC_LITTLE 0x0550 /* Little endian SH */ 30258945Sroberto#define SH_ARCH_MAGIC_WINCE 0x01a2 /* Windows CE - little endian */ 31258945Sroberto#define SH_PE_MAGIC 0x010b 32258945Sroberto 33258945Sroberto#define SHBADMAG(x) \ 34258945Sroberto (((x).f_magic != SH_ARCH_MAGIC_BIG) && \ 35258945Sroberto ((x).f_magic != SH_ARCH_MAGIC_WINCE) && \ 36258945Sroberto ((x).f_magic != SH_ARCH_MAGIC_LITTLE)) 37258945Sroberto 38258945Sroberto/* Define some NT default values. */ 39258945Sroberto/* #define NT_IMAGE_BASE 0x400000 moved to internal.h */ 40258945Sroberto#define NT_SECTION_ALIGNMENT 0x1000 41258945Sroberto#define NT_FILE_ALIGNMENT 0x200 42258945Sroberto#define NT_DEF_RESERVE 0x100000 43258945Sroberto#define NT_DEF_COMMIT 0x1000 44258945Sroberto 45258945Sroberto/********************** RELOCATION DIRECTIVES **********************/ 46258945Sroberto 47258945Sroberto/* The external reloc has an offset field, because some of the reloc 48258945Sroberto types on the h8 don't have room in the instruction for the entire 49258945Sroberto offset - eg the strange jump and high page addressing modes. */ 50258945Sroberto 51258945Sroberto#ifndef COFF_WITH_PE 52258945Srobertostruct external_reloc 53258945Sroberto{ 54258945Sroberto char r_vaddr[4]; 55258945Sroberto char r_symndx[4]; 56258945Sroberto char r_offset[4]; 57258945Sroberto char r_type[2]; 58258945Sroberto char r_stuff[2]; 59258945Sroberto}; 60258945Sroberto#else 61258945Srobertostruct external_reloc 62258945Sroberto{ 63258945Sroberto char r_vaddr[4]; 64258945Sroberto char r_symndx[4]; 65258945Sroberto char r_type[2]; 66258945Sroberto}; 67258945Sroberto#endif 68258945Sroberto 69258945Sroberto#define RELOC struct external_reloc 70258945Sroberto#ifdef COFF_WITH_PE 71258945Sroberto#define RELSZ 10 72258945Sroberto#else 73258945Sroberto#define RELSZ 16 74258945Sroberto#endif 75258945Sroberto 76258945Sroberto/* SH relocation types. Not all of these are actually used. */ 77258945Sroberto 78258945Sroberto#define R_SH_UNUSED 0 /* only used internally */ 79258945Sroberto#define R_SH_IMM32CE 2 /* 32 bit immediate for WinCE */ 80258945Sroberto#define R_SH_PCREL8 3 /* 8 bit pcrel */ 81258945Sroberto#define R_SH_PCREL16 4 /* 16 bit pcrel */ 82258945Sroberto#define R_SH_HIGH8 5 /* high 8 bits of 24 bit address */ 83258945Sroberto#define R_SH_LOW16 7 /* low 16 bits of 24 bit immediate */ 84258945Sroberto#define R_SH_IMM24 6 /* 24 bit immediate */ 85258945Sroberto#define R_SH_PCDISP8BY4 9 /* PC rel 8 bits *4 +ve */ 86258945Sroberto#define R_SH_PCDISP8BY2 10 /* PC rel 8 bits *2 +ve */ 87258945Sroberto#define R_SH_PCDISP8 11 /* 8 bit branch */ 88258945Sroberto#define R_SH_PCDISP 12 /* 12 bit branch */ 89258945Sroberto#define R_SH_IMM32 14 /* 32 bit immediate */ 90258945Sroberto#define R_SH_IMM8 16 /* 8 bit immediate */ 91258945Sroberto#define R_SH_IMAGEBASE 16 /* Windows CE */ 92258945Sroberto#define R_SH_IMM8BY2 17 /* 8 bit immediate *2 */ 93258945Sroberto#define R_SH_IMM8BY4 18 /* 8 bit immediate *4 */ 94258945Sroberto#define R_SH_IMM4 19 /* 4 bit immediate */ 95258945Sroberto#define R_SH_IMM4BY2 20 /* 4 bit immediate *2 */ 96258945Sroberto#define R_SH_IMM4BY4 21 /* 4 bit immediate *4 */ 97258945Sroberto#define R_SH_PCRELIMM8BY2 22 /* PC rel 8 bits *2 unsigned */ 98258945Sroberto#define R_SH_PCRELIMM8BY4 23 /* PC rel 8 bits *4 unsigned */ 99258945Sroberto#define R_SH_IMM16 24 /* 16 bit immediate */ 100258945Sroberto 101258945Sroberto/* The switch table reloc types are used for relaxing. They are 102258945Sroberto generated for expressions such as 103258945Sroberto .word L1 - L2 104258945Sroberto The r_offset field holds the difference between the reloc address 105258945Sroberto and L2. */ 106258945Sroberto#define R_SH_SWITCH8 33 /* 8 bit switch table entry */ 107258945Sroberto#define R_SH_SWITCH16 25 /* 16 bit switch table entry */ 108258945Sroberto#define R_SH_SWITCH32 26 /* 32 bit switch table entry */ 109258945Sroberto 110258945Sroberto/* The USES reloc type is used for relaxing. The compiler will 111258945Sroberto generate .uses pseudo-ops when it finds a function call which it 112258945Sroberto can relax. The r_offset field of the USES reloc holds the PC 113258945Sroberto relative offset to the instruction which loads the register used in 114258945Sroberto the function call. */ 115258945Sroberto#define R_SH_USES 27 /* .uses pseudo-op */ 116258945Sroberto 117258945Sroberto/* The COUNT reloc type is used for relaxing. The assembler will 118258945Sroberto generate COUNT relocs for addresses referred to by the register 119258945Sroberto loads associated with USES relocs. The r_offset field of the COUNT 120258945Sroberto reloc holds the number of times the address is referenced in the 121258945Sroberto object file. */ 122258945Sroberto#define R_SH_COUNT 28 /* Count of constant pool uses */ 123258945Sroberto 124258945Sroberto/* The ALIGN reloc type is used for relaxing. The r_offset field is 125258945Sroberto the power of two to which subsequent portions of the object file 126258945Sroberto must be aligned. */ 127258945Sroberto#define R_SH_ALIGN 29 /* .align pseudo-op */ 128258945Sroberto 129258945Sroberto/* The CODE and DATA reloc types are used for aligning load and store 130258945Sroberto instructions. The assembler will generate a CODE reloc before a 131258945Sroberto block of instructions. It will generate a DATA reloc before data. 132258945Sroberto A section should be processed assuming it contains data, unless a 133258945Sroberto CODE reloc is seen. The only relevant pieces of information in the 134258945Sroberto CODE and DATA relocs are the section and the address. The symbol 135258945Sroberto and offset are meaningless. */ 136258945Sroberto#define R_SH_CODE 30 /* start of code */ 137258945Sroberto#define R_SH_DATA 31 /* start of data */ 138258945Sroberto 139258945Sroberto/* The LABEL reloc type is used for aligning load and store 140258945Sroberto instructions. The assembler will generate a LABEL reloc for each 141258945Sroberto label within a block of instructions. This permits the linker to 142258945Sroberto avoid swapping instructions which are the targets of branches. */ 143258945Sroberto#define R_SH_LABEL 32 /* label */ 144258945Sroberto 145258945Sroberto/* NB: R_SH_SWITCH8 is 33 */ 146258945Sroberto 147258945Sroberto#define R_SH_LOOP_START 34 148258945Sroberto#define R_SH_LOOP_END 35 149258945Sroberto