/* CR16C ELF support for BFD. Copyright 2004, 2008, 2010 Free Software Foundation, Inc. This file is part of BFD, the Binary File Descriptor library. 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 3 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. */ #ifndef _ELF_CR16C_H #define _ELF_CR16C_H #include "bfd.h" #include "elf/reloc-macros.h" /* Creating indices for reloc_map_index array. */ START_RELOC_NUMBERS (elf_cr16c_reloc_type) RELOC_NUMBER (RINDEX_16C_NUM08, 0) RELOC_NUMBER (RINDEX_16C_NUM08_C, 1) RELOC_NUMBER (RINDEX_16C_NUM16, 2) RELOC_NUMBER (RINDEX_16C_NUM16_C, 3) RELOC_NUMBER (RINDEX_16C_NUM32, 4) RELOC_NUMBER (RINDEX_16C_NUM32_C, 5) RELOC_NUMBER (RINDEX_16C_DISP04, 6) RELOC_NUMBER (RINDEX_16C_DISP04_C, 7) RELOC_NUMBER (RINDEX_16C_DISP08, 8) RELOC_NUMBER (RINDEX_16C_DISP08_C, 9) RELOC_NUMBER (RINDEX_16C_DISP16, 10) RELOC_NUMBER (RINDEX_16C_DISP16_C, 11) RELOC_NUMBER (RINDEX_16C_DISP24, 12) RELOC_NUMBER (RINDEX_16C_DISP24_C, 13) RELOC_NUMBER (RINDEX_16C_DISP24a, 14) RELOC_NUMBER (RINDEX_16C_DISP24a_C, 15) RELOC_NUMBER (RINDEX_16C_REG04, 16) RELOC_NUMBER (RINDEX_16C_REG04_C, 17) RELOC_NUMBER (RINDEX_16C_REG04a, 18) RELOC_NUMBER (RINDEX_16C_REG04a_C, 19) RELOC_NUMBER (RINDEX_16C_REG14, 20) RELOC_NUMBER (RINDEX_16C_REG14_C, 21) RELOC_NUMBER (RINDEX_16C_REG16, 22) RELOC_NUMBER (RINDEX_16C_REG16_C, 23) RELOC_NUMBER (RINDEX_16C_REG20, 24) RELOC_NUMBER (RINDEX_16C_REG20_C, 25) RELOC_NUMBER (RINDEX_16C_ABS20, 26) RELOC_NUMBER (RINDEX_16C_ABS20_C, 27) RELOC_NUMBER (RINDEX_16C_ABS24, 28) RELOC_NUMBER (RINDEX_16C_ABS24_C, 29) RELOC_NUMBER (RINDEX_16C_IMM04, 30) RELOC_NUMBER (RINDEX_16C_IMM04_C, 31) RELOC_NUMBER (RINDEX_16C_IMM16, 32) RELOC_NUMBER (RINDEX_16C_IMM16_C, 33) RELOC_NUMBER (RINDEX_16C_IMM20, 34) RELOC_NUMBER (RINDEX_16C_IMM20_C, 35) RELOC_NUMBER (RINDEX_16C_IMM24, 36) RELOC_NUMBER (RINDEX_16C_IMM24_C, 37) RELOC_NUMBER (RINDEX_16C_IMM32, 38) RELOC_NUMBER (RINDEX_16C_IMM32_C, 39) END_RELOC_NUMBERS (RINDEX_16C_MAX) /* CR16C Relocation Types ('cr_reloc_type' entry in the reloc_map structure). The relocation constant name is determined as follows : R_16C_[_C] Where : is one of the following: NUM - R_NUMBER mnemonic, DISP - R_16C_DISPL mnemonic, REG - R_16C_REGREL mnemonic, ABS - R_16C_ABS mnemonic, IMM - R_16C_IMMED mnemonic, stands for R_S_16C_ _C means 'code label' and is only added when R_ADDRTYPE subfield is of type R_CODE_ADDR. */ /* The table below shows what the hex digits in the definition of the relocation type constants correspond to. ------------------------------------------------------------------ R_SIZESP R_FORMAT R_RELTO R_ADDRTYPE ------------------------------------------------------------------ */ /* R_S_16C_08 R_NUMBER R_ABS R_ADDRESS */ #define R_16C_NUM08 0X0001 /* R_S_16C_08 R_NUMBER R_ABS R_CODE_ADDR */ #define R_16C_NUM08_C 0X0006 /* R_S_16C_16 R_NUMBER R_ABS R_ADDRESS */ #define R_16C_NUM16 0X1001 /* R_S_16C_16 R_NUMBER R_ABS R_CODE_ADDR */ #define R_16C_NUM16_C 0X1006 /* R_S_16C_32 R_NUMBER R_ABS R_ADDRESS */ #define R_16C_NUM32 0X2001 /* R_S_16C_32 R_NUMBER R_ABS R_CODE_ADDR */ #define R_16C_NUM32_C 0X2006 /* R_S_16C_04 R_16C_DISPL R_PCREL R_ADDRESS */ #define R_16C_DISP04 0X5411 /* R_S_16C_04 R_16C_DISPL R_PCREL R_CODE_ADDR */ #define R_16C_DISP04_C 0X5416 /* R_S_16C_08 R_16C_DISPL R_PCREL R_ADDRESS */ #define R_16C_DISP08 0X0411 /* R_S_16C_08 R_16C_DISPL R_PCREL R_CODE_ADDR */ #define R_16C_DISP08_C 0X0416 /* R_S_16C_16 R_16C_DISPL R_PCREL R_ADDRESS */ #define R_16C_DISP16 0X1411 /* R_S_16C_16 R_16C_DISPL R_PCREL R_CODE_ADDR */ #define R_16C_DISP16_C 0X1416 /* R_S_16C_24 R_16C_DISPL R_PCREL R_ADDRESS */ #define R_16C_DISP24 0X7411 /* R_S_16C_24 R_16C_DISPL R_PCREL R_CODE_ADDR */ #define R_16C_DISP24_C 0X7416 /* R_S_16C_24a R_16C_DISPL R_PCREL R_ADDRESS */ #define R_16C_DISP24a 0X6411 /* R_S_16C_24a R_16C_DISPL R_PCREL R_CODE_ADDR */ #define R_16C_DISP24a_C 0X6416 /* R_S_16C_04 R_16C_REGREL R_ABS R_ADDRESS */ #define R_16C_REG04 0X5201 /* R_S_16C_04 R_16C_REGREL R_ABS R_CODE_ADDR */ #define R_16C_REG04_C 0X5206 /* R_S_16C_04_a R_16C_REGREL R_ABS R_ADDRESS */ #define R_16C_REG04a 0X4201 /* R_S_16C_04_a R_16C_REGREL R_ABS R_CODE_ADDR */ #define R_16C_REG04a_C 0X4206 /* R_S_16C_14 R_16C_REGREL R_ABS R_ADDRESS */ #define R_16C_REG14 0X3201 /* R_S_16C_14 R_16C_REGREL R_ABS R_CODE_ADDR */ #define R_16C_REG14_C 0X3206 /* R_S_16C_16 R_16C_REGREL R_ABS R_ADDRESS */ #define R_16C_REG16 0X1201 /* R_S_16C_16 R_16C_REGREL R_ABS R_CODE_ADDR */ #define R_16C_REG16_C 0X1206 /* R_S_16C_20 R_16C_REGREL R_ABS R_ADDRESS */ #define R_16C_REG20 0X8201 /* R_S_16C_20 R_16C_REGREL R_ABS R_CODE_ADDR */ #define R_16C_REG20_C 0X8206 /* R_S_16C_20 R_16C_ABS R_ABS R_ADDRESS */ #define R_16C_ABS20 0X8101 /* R_S_16C_20 R_16C_ABS R_ABS R_CODE_ADDR */ #define R_16C_ABS20_C 0X8106 /* R_S_16C_24 R_16C_ABS R_ABS R_ADDRESS */ #define R_16C_ABS24 0X7101 /* R_S_16C_24 R_16C_ABS R_ABS R_CODE_ADDR */ #define R_16C_ABS24_C 0X7106 /* R_S_16C_04 R_16C_IMMED R_ABS R_ADDRESS */ #define R_16C_IMM04 0X5301 /* R_S_16C_04 R_16C_IMMED R_ABS R_CODE_ADDR */ #define R_16C_IMM04_C 0X5306 /* R_S_16C_16 R_16C_IMMED R_ABS R_ADDRESS */ #define R_16C_IMM16 0X1301 /* R_S_16C_16 R_16C_IMMED R_ABS R_CODE_ADDR */ #define R_16C_IMM16_C 0X1306 /* R_S_16C_20 R_16C_IMMED R_ABS R_ADDRESS */ #define R_16C_IMM20 0X8301 /* R_S_16C_20 R_16C_IMMED R_ABS R_CODE_ADDR */ #define R_16C_IMM20_C 0X8306 /* R_S_16C_24 R_16C_IMMED R_ABS R_ADDRESS */ #define R_16C_IMM24 0X7301 /* R_S_16C_24 R_16C_IMMED R_ABS R_CODE_ADDR */ #define R_16C_IMM24_C 0X7306 /* R_S_16C_32 R_16C_IMMED R_ABS R_ADDRESS */ #define R_16C_IMM32 0X2301 /* R_S_16C_32 R_16C_IMMED R_ABS R_CODE_ADDR */ #define R_16C_IMM32_C 0X2306 /* Relocation item type. */ #define R_ADDRTYPE 0x000f #define R_ADDRESS 0x0001 /* Take address of symbol. */ #define R_CODE_ADDR 0x0006 /* Take address of symbol divided by 2. */ /* Relocation action. */ #define R_RELTO 0x00f0 #define R_ABS 0x0000 /* Keep symbol's address as such. */ #define R_PCREL 0x0010 /* Subtract the pc address of hole. */ /* Relocation item data format. */ #define R_FORMAT 0x0f00 #define R_NUMBER 0x0000 /* Retain as two's complement value. */ #define R_16C_DISPL 0x0400 /* CR16C displacement type. */ #define R_16C_ABS 0x0100 /* CR16C absolute type. */ #define R_16C_REGREL 0x0200 /* CR16C register-relative type. */ #define R_16C_IMMED 0x0300 /* CR16C immediate type. */ /* Relocation item size. */ #define R_SIZESP 0xf000 #define R_S_16C_04 0x5000 #define R_S_16C_04_a 0x4000 #define R_S_16C_08 0x0000 #define R_S_16C_14 0x3000 #define R_S_16C_16 0x1000 #define R_S_16C_20 0x8000 #define R_S_16C_24_a 0x6000 #define R_S_16C_24 0x7000 #define R_S_16C_32 0x2000 /* Processor specific section indices. These sections do not actually exist. Symbols with a st_shndx field corresponding to one of these values have a special meaning. */ /* Far common symbol. */ #define SHN_CR16C_FCOMMON SHN_LORESERVE #define SHN_CR16C_NCOMMON (SHN_LORESERVE + 1) typedef struct reloc_map { unsigned short cr_reloc_type; /* CR relocation type. */ bfd_reloc_code_real_type bfd_reloc_enum; /* BFD relocation enum. */ } RELOC_MAP; #endif /* _ELF_CR16C_H */