/* MSP430 ELF support for BFD. Copyright (C) 2002-2019 Free Software Foundation, Inc. Contributed by Dmitry Diky 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_MSP430_H #define _ELF_MSP430_H #include "elf/reloc-macros.h" /* Processor specific flags for the ELF header e_flags field. */ #define EF_MSP430_MACH 0xff #define E_MSP430_MACH_MSP430x11 11 #define E_MSP430_MACH_MSP430x11x1 110 #define E_MSP430_MACH_MSP430x12 12 #define E_MSP430_MACH_MSP430x13 13 #define E_MSP430_MACH_MSP430x14 14 #define E_MSP430_MACH_MSP430x15 15 #define E_MSP430_MACH_MSP430x16 16 #define E_MSP430_MACH_MSP430x20 20 #define E_MSP430_MACH_MSP430x22 22 #define E_MSP430_MACH_MSP430x23 23 #define E_MSP430_MACH_MSP430x24 24 #define E_MSP430_MACH_MSP430x26 26 #define E_MSP430_MACH_MSP430x31 31 #define E_MSP430_MACH_MSP430x32 32 #define E_MSP430_MACH_MSP430x33 33 #define E_MSP430_MACH_MSP430x41 41 #define E_MSP430_MACH_MSP430x42 42 #define E_MSP430_MACH_MSP430x43 43 #define E_MSP430_MACH_MSP430x44 44 #define E_MSP430_MACH_MSP430X 45 #define E_MSP430_MACH_MSP430x46 46 #define E_MSP430_MACH_MSP430x47 47 #define E_MSP430_MACH_MSP430x54 54 #define SHT_MSP430_ATTRIBUTES 0x70000003 /* Section holds ABI attributes. */ #define SHT_MSP430_SEC_FLAGS 0x7f000005 /* Holds TI compiler's section flags. */ #define SHT_MSP430_SYM_ALIASES 0x7f000006 /* Holds TI compiler's symbol aliases. */ /* Tag values for an attribute section. */ #define OFBA_MSPABI_Tag_ISA 4 #define OFBA_MSPABI_Tag_Code_Model 6 #define OFBA_MSPABI_Tag_Data_Model 8 #define OFBA_MSPABI_Tag_enum_size 10 /* Unused by GNU. */ /* GNU Object attribute tags. */ enum { /* 0-3 are generic. */ /* Define a GNU attribute for keeping track of whether the compiler has generated code assuming that the upper region could be in use. Added by the assembler based on the -mdata-region option. This tag is ignored unless the large memory model is in use. */ Tag_GNU_MSP430_Data_Region = 4, }; /* Object attribute values. */ enum { /* Values defined for OFBA_MSPABI_Tag_ISA. */ OFBA_MSPABI_Val_ISA_NONE = 0, OFBA_MSPABI_Val_ISA_MSP430 = 1, OFBA_MSPABI_Val_ISA_MSP430X = 2, /* Values defined for OFBA_MSPABI_Tag_Code_Model. */ OFBA_MSPABI_Val_Code_Model_NONE = 0, OFBA_MSPABI_Val_Code_Model_SMALL = 1, OFBA_MSPABI_Val_Code_Model_LARGE = 2, /* Values defined for OFBA_MSPABI_Tag_Data_Model. */ OFBA_MSPABI_Val_Data_Model_NONE = 0, OFBA_MSPABI_Val_Data_Model_SMALL = 1, OFBA_MSPABI_Val_Data_Model_LARGE = 2, OFBA_MSPABI_Val_Data_Model_RESTRICTED = 3, /* Unused by GNU. */ /* Values defined for Tag_GNU_MSP430_Data_Region. */ Val_GNU_MSP430_Data_Region_NONE = 0, /* The default data region. Assumes all data is below address 0x10000. */ Val_GNU_MSP430_Data_Region_Lower = 1, /* Set if -mdata-region={none,upper,either}. Assumes data could be placed at or above address 0x10000. */ Val_GNU_MSP430_Data_Region_Any = 2, }; /* Relocations. */ START_RELOC_NUMBERS (elf_msp430_reloc_type) RELOC_NUMBER (R_MSP430_NONE, 0) RELOC_NUMBER (R_MSP430_32, 1) RELOC_NUMBER (R_MSP430_10_PCREL, 2) RELOC_NUMBER (R_MSP430_16, 3) RELOC_NUMBER (R_MSP430_16_PCREL, 4) RELOC_NUMBER (R_MSP430_16_BYTE, 5) RELOC_NUMBER (R_MSP430_16_PCREL_BYTE, 6) RELOC_NUMBER (R_MSP430_2X_PCREL, 7) RELOC_NUMBER (R_MSP430_RL_PCREL, 8) RELOC_NUMBER (R_MSP430_8, 9) RELOC_NUMBER (R_MSP430_SYM_DIFF, 10) END_RELOC_NUMBERS (R_MSP430_max) START_RELOC_NUMBERS (elf_msp430x_reloc_type) RELOC_NUMBER (R_MSP430_ABS32, 1) /* aka R_MSP430_32 */ RELOC_NUMBER (R_MSP430_ABS16, 2) /* aka R_MSP430_16 */ RELOC_NUMBER (R_MSP430_ABS8, 3) RELOC_NUMBER (R_MSP430_PCR16, 4) /* aka R_MSP430_16_PCREL */ RELOC_NUMBER (R_MSP430X_PCR20_EXT_SRC, 5) RELOC_NUMBER (R_MSP430X_PCR20_EXT_DST, 6) RELOC_NUMBER (R_MSP430X_PCR20_EXT_ODST, 7) RELOC_NUMBER (R_MSP430X_ABS20_EXT_SRC, 8) RELOC_NUMBER (R_MSP430X_ABS20_EXT_DST, 9) RELOC_NUMBER (R_MSP430X_ABS20_EXT_ODST, 10) RELOC_NUMBER (R_MSP430X_ABS20_ADR_SRC, 11) RELOC_NUMBER (R_MSP430X_ABS20_ADR_DST, 12) RELOC_NUMBER (R_MSP430X_PCR16, 13) /* Like R_MSP430_PCR16 but with overflow checking. */ RELOC_NUMBER (R_MSP430X_PCR20_CALL, 14) RELOC_NUMBER (R_MSP430X_ABS16, 15) /* Like R_MSP430_ABS16 but with overflow checking. */ RELOC_NUMBER (R_MSP430_ABS_HI16, 16) RELOC_NUMBER (R_MSP430_PREL31, 17) RELOC_NUMBER (R_MSP430_EHTYPE, 18) /* Mentioned in ABI. */ RELOC_NUMBER (R_MSP430X_10_PCREL, 19) /* Red Hat invention. Used for Jump instructions. */ RELOC_NUMBER (R_MSP430X_2X_PCREL, 20) /* Red Hat invention. Used for relaxing jumps. */ RELOC_NUMBER (R_MSP430X_SYM_DIFF, 21) /* Red Hat invention. Used for relaxing debug info. */ END_RELOC_NUMBERS (R_MSP430x_max) #endif /* _ELF_MSP430_H */