diff options
Diffstat (limited to 'binutils-2.25/include/elf/nds32.h')
| -rw-r--r-- | binutils-2.25/include/elf/nds32.h | 299 |
1 files changed, 299 insertions, 0 deletions
diff --git a/binutils-2.25/include/elf/nds32.h b/binutils-2.25/include/elf/nds32.h new file mode 100644 index 00000000..71aa4aa4 --- /dev/null +++ b/binutils-2.25/include/elf/nds32.h @@ -0,0 +1,299 @@ +/* NDS32 ELF support for BFD. + Copyright (C) 2012-2014 Free Software Foundation, Inc. + Contributed by Andes Technology Corporation. + + 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_NDS32_H +#define _ELF_NDS32_H + +#include "elf/reloc-macros.h" + +/* Relocations. */ +START_RELOC_NUMBERS (elf_nds32_reloc_type) + RELOC_NUMBER (R_NDS32_NONE, 0) + /* REL relocations. */ + RELOC_NUMBER (R_NDS32_16, 1) + RELOC_NUMBER (R_NDS32_32, 2) + RELOC_NUMBER (R_NDS32_20, 3) + RELOC_NUMBER (R_NDS32_9_PCREL, 4) + RELOC_NUMBER (R_NDS32_15_PCREL, 5) + RELOC_NUMBER (R_NDS32_17_PCREL, 6) + RELOC_NUMBER (R_NDS32_25_PCREL, 7) + RELOC_NUMBER (R_NDS32_HI20, 8) + RELOC_NUMBER (R_NDS32_LO12S3, 9) + RELOC_NUMBER (R_NDS32_LO12S2, 10) + RELOC_NUMBER (R_NDS32_LO12S1, 11) + RELOC_NUMBER (R_NDS32_LO12S0, 12) + RELOC_NUMBER (R_NDS32_SDA15S3, 13) + RELOC_NUMBER (R_NDS32_SDA15S2, 14) + RELOC_NUMBER (R_NDS32_SDA15S1, 15) + RELOC_NUMBER (R_NDS32_SDA15S0, 16) + RELOC_NUMBER (R_NDS32_GNU_VTINHERIT, 17) + RELOC_NUMBER (R_NDS32_GNU_VTENTRY, 18) + + /* RELA relocations. */ + RELOC_NUMBER (R_NDS32_16_RELA, 19) + RELOC_NUMBER (R_NDS32_32_RELA, 20) + RELOC_NUMBER (R_NDS32_20_RELA, 21) + RELOC_NUMBER (R_NDS32_9_PCREL_RELA, 22) + RELOC_NUMBER (R_NDS32_15_PCREL_RELA, 23) + RELOC_NUMBER (R_NDS32_17_PCREL_RELA, 24) + RELOC_NUMBER (R_NDS32_25_PCREL_RELA, 25) + RELOC_NUMBER (R_NDS32_HI20_RELA, 26) + RELOC_NUMBER (R_NDS32_LO12S3_RELA, 27) + RELOC_NUMBER (R_NDS32_LO12S2_RELA, 28) + RELOC_NUMBER (R_NDS32_LO12S1_RELA, 29) + RELOC_NUMBER (R_NDS32_LO12S0_RELA, 30) + RELOC_NUMBER (R_NDS32_SDA15S3_RELA, 31) + RELOC_NUMBER (R_NDS32_SDA15S2_RELA, 32) + RELOC_NUMBER (R_NDS32_SDA15S1_RELA, 33) + RELOC_NUMBER (R_NDS32_SDA15S0_RELA, 34) + RELOC_NUMBER (R_NDS32_RELA_GNU_VTINHERIT, 35) + RELOC_NUMBER (R_NDS32_RELA_GNU_VTENTRY, 36) + + RELOC_NUMBER (R_NDS32_GOT20, 37) + RELOC_NUMBER (R_NDS32_25_PLTREL, 38) + RELOC_NUMBER (R_NDS32_COPY, 39) + RELOC_NUMBER (R_NDS32_GLOB_DAT, 40) + RELOC_NUMBER (R_NDS32_JMP_SLOT, 41) + RELOC_NUMBER (R_NDS32_RELATIVE, 42) + RELOC_NUMBER (R_NDS32_GOTOFF, 43) + RELOC_NUMBER (R_NDS32_GOTPC20, 44) + RELOC_NUMBER (R_NDS32_GOT_HI20, 45) + RELOC_NUMBER (R_NDS32_GOT_LO12, 46) + RELOC_NUMBER (R_NDS32_GOTPC_HI20, 47) + RELOC_NUMBER (R_NDS32_GOTPC_LO12, 48) + RELOC_NUMBER (R_NDS32_GOTOFF_HI20, 49) + RELOC_NUMBER (R_NDS32_GOTOFF_LO12, 50) + RELOC_NUMBER (R_NDS32_INSN16, 51) + RELOC_NUMBER (R_NDS32_LABEL, 52) + RELOC_NUMBER (R_NDS32_LONGCALL1, 53) + RELOC_NUMBER (R_NDS32_LONGCALL2, 54) + RELOC_NUMBER (R_NDS32_LONGCALL3, 55) + RELOC_NUMBER (R_NDS32_LONGJUMP1, 56) + RELOC_NUMBER (R_NDS32_LONGJUMP2, 57) + RELOC_NUMBER (R_NDS32_LONGJUMP3, 58) + RELOC_NUMBER (R_NDS32_LOADSTORE, 59) + RELOC_NUMBER (R_NDS32_9_FIXED_RELA, 60) + RELOC_NUMBER (R_NDS32_15_FIXED_RELA, 61) + RELOC_NUMBER (R_NDS32_17_FIXED_RELA, 62) + RELOC_NUMBER (R_NDS32_25_FIXED_RELA, 63) + RELOC_NUMBER (R_NDS32_PLTREL_HI20, 64) /* This is obsoleted. */ + RELOC_NUMBER (R_NDS32_PLTREL_LO12, 65) /* This is obsoleted. */ + RELOC_NUMBER (R_NDS32_PLT_GOTREL_HI20, 66) + RELOC_NUMBER (R_NDS32_PLT_GOTREL_LO12, 67) + RELOC_NUMBER (R_NDS32_SDA12S2_DP_RELA, 68) + RELOC_NUMBER (R_NDS32_SDA12S2_SP_RELA, 69) + RELOC_NUMBER (R_NDS32_LO12S2_DP_RELA, 70) + RELOC_NUMBER (R_NDS32_LO12S2_SP_RELA, 71) + RELOC_NUMBER (R_NDS32_LO12S0_ORI_RELA, 72) + RELOC_NUMBER (R_NDS32_SDA16S3_RELA, 73) + RELOC_NUMBER (R_NDS32_SDA17S2_RELA, 74) + RELOC_NUMBER (R_NDS32_SDA18S1_RELA, 75) + RELOC_NUMBER (R_NDS32_SDA19S0_RELA, 76) + RELOC_NUMBER (R_NDS32_DWARF2_OP1_RELA, 77) + RELOC_NUMBER (R_NDS32_DWARF2_OP2_RELA, 78) + RELOC_NUMBER (R_NDS32_DWARF2_LEB_RELA, 79) + RELOC_NUMBER (R_NDS32_UPDATE_TA_RELA, 80) /* This is obsoleted. */ + RELOC_NUMBER (R_NDS32_9_PLTREL, 81) + RELOC_NUMBER (R_NDS32_PLT_GOTREL_LO20, 82) + RELOC_NUMBER (R_NDS32_PLT_GOTREL_LO15, 83) + RELOC_NUMBER (R_NDS32_PLT_GOTREL_LO19, 84) + RELOC_NUMBER (R_NDS32_GOT_LO15, 85) + RELOC_NUMBER (R_NDS32_GOT_LO19, 86) + RELOC_NUMBER (R_NDS32_GOTOFF_LO15, 87) + RELOC_NUMBER (R_NDS32_GOTOFF_LO19, 88) + RELOC_NUMBER (R_NDS32_GOT15S2_RELA, 89) + RELOC_NUMBER (R_NDS32_GOT17S2_RELA, 90) + RELOC_NUMBER (R_NDS32_5_RELA, 91) + RELOC_NUMBER (R_NDS32_10_UPCREL_RELA, 92) /* This is obsoleted. */ + RELOC_NUMBER (R_NDS32_SDA_FP7U2_RELA, 93) + RELOC_NUMBER (R_NDS32_WORD_9_PCREL_RELA, 94) + RELOC_NUMBER (R_NDS32_25_ABS_RELA, 95) + RELOC_NUMBER (R_NDS32_17IFC_PCREL_RELA, 96) + RELOC_NUMBER (R_NDS32_10IFCU_PCREL_RELA, 97) + RELOC_NUMBER (R_NDS32_TLS_LE_HI20, 98) + RELOC_NUMBER (R_NDS32_TLS_LE_LO12, 99) + RELOC_NUMBER (R_NDS32_TLS_IE_HI20, 100) + RELOC_NUMBER (R_NDS32_TLS_IE_LO12S2, 101) + RELOC_NUMBER (R_NDS32_TLS_TPOFF, 102) + RELOC_NUMBER (R_NDS32_TLS_LE_20, 103) + RELOC_NUMBER (R_NDS32_TLS_LE_15S0, 104) + RELOC_NUMBER (R_NDS32_TLS_LE_15S1, 105) + RELOC_NUMBER (R_NDS32_TLS_LE_15S2, 106) + RELOC_NUMBER (R_NDS32_LONGCALL4, 107) + RELOC_NUMBER (R_NDS32_LONGCALL5, 108) + RELOC_NUMBER (R_NDS32_LONGCALL6, 109) + RELOC_NUMBER (R_NDS32_LONGJUMP4, 110) + RELOC_NUMBER (R_NDS32_LONGJUMP5, 111) + RELOC_NUMBER (R_NDS32_LONGJUMP6, 112) + RELOC_NUMBER (R_NDS32_LONGJUMP7, 113) + + RELOC_NUMBER (R_NDS32_RELAX_ENTRY, 192) + RELOC_NUMBER (R_NDS32_GOT_SUFF, 193) + RELOC_NUMBER (R_NDS32_GOTOFF_SUFF, 194) + RELOC_NUMBER (R_NDS32_PLT_GOT_SUFF, 195) + RELOC_NUMBER (R_NDS32_MULCALL_SUFF, 196) /* This is obsoleted. */ + RELOC_NUMBER (R_NDS32_PTR, 197) + RELOC_NUMBER (R_NDS32_PTR_COUNT, 198) + RELOC_NUMBER (R_NDS32_PTR_RESOLVED, 199) + RELOC_NUMBER (R_NDS32_PLTBLOCK, 200) /* This is obsoleted. */ + RELOC_NUMBER (R_NDS32_RELAX_REGION_BEGIN, 201) + RELOC_NUMBER (R_NDS32_RELAX_REGION_END, 202) + RELOC_NUMBER (R_NDS32_MINUEND, 203) + RELOC_NUMBER (R_NDS32_SUBTRAHEND, 204) + RELOC_NUMBER (R_NDS32_DIFF8, 205) + RELOC_NUMBER (R_NDS32_DIFF16, 206) + RELOC_NUMBER (R_NDS32_DIFF32, 207) + RELOC_NUMBER (R_NDS32_DIFF_ULEB128, 208) + RELOC_NUMBER (R_NDS32_DATA, 209) + RELOC_NUMBER (R_NDS32_TRAN, 210) + RELOC_NUMBER (R_NDS32_TLS_LE_ADD, 211) + RELOC_NUMBER (R_NDS32_TLS_LE_LS, 212) + RELOC_NUMBER (R_NDS32_EMPTY, 213) + +END_RELOC_NUMBERS (R_NDS32_max) + +/* 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. */ + +/* Processor specific flags for the ELF header e_flags field. + + 31 28 27 8 7 4 3 0 + --------------------------------------------- + | ARCH | CONFUGURAION FIELD | ABI | ELF_VER | + --------------------------------------------- */ + +/* Architechure definition. */ + +/* 4-bit (b31-b28) nds32 architecture field. + We can have up to 15 architectures; 0000 is for unknown. */ +#define EF_NDS_ARCH 0xF0000000 +#define EF_NDS_ARCH_SHIFT 28 +/* There could be more architectures. For now, only n1 and n1h. */ +#define E_NDS_ARCH_STAR_RESERVED 0x00000000 +#define E_NDS_ARCH_STAR_V1_0 0x10000000 +#define E_NDS_ARCH_STAR_V2_0 0x20000000 +#define E_NDS_ARCH_STAR_V3_0 0x30000000 +#define E_NDS_ARCH_STAR_V3_M 0x40000000 +#define E_NDS_ARCH_STAR_V0_9 0x90000000 /* Obsoleted. */ +/* n1 code. */ +#define E_N1_ARCH E_NDS_ARCH_STAR_V0_9 +/* n1h code. */ +#define E_N1H_ARCH E_NDS_ARCH_STAR_V1_0 + + +/* Configuration field definitioans. */ +#define EF_NDS_INST 0x0FFFFF00 + +/* E_NDS_ARCH_STAR_V1_0 configuration fields. + + E_NDS_ARCH_STAR_V2_0 configuration fields. + These are discarded in v2. + * E_NDS32_HAS_MFUSR_PC_INST 0x00000100 + * E_NDS32_HAS_DIV_INST 0x00002000 + * E_NDS32_HAS_NO_MAC_INST 0x00100000 + These are added in v2. + * E_NDS32_HAS_DIV_DX_INST 0x00002000 + * E_NDS32_HAS_MAC_DX_INST 0x00100000 */ + +/* MFUSR rt, PC and correct ISYNC, MSYNC instructions. + Old N1213HC has no such instructions. */ +#define E_NDS32_HAS_MFUSR_PC_INST 0x00000100 /* Reclaimed. */ +#define E_NDS32_HAS_EX9_INST 0x00000100 /* v3, ELF 1.4. */ +/* C/C++ performance extension instructions. */ +#define E_NDS32_HAS_EXT_INST 0x00000200 +/* Performance extension set II instructions. */ +#define E_NDS32_HAS_EXT2_INST 0x00000400 +/* Single precision Floating point processor instructions. */ +#define E_NDS32_HAS_FPU_INST 0x00000800 +/* Audio instructions with 32-bit audio dx.lo register. */ +#define E_NDS32_HAS_AUDIO_INST 0x00001000 +/* DIV instructions. */ +#define E_NDS32_HAS_DIV_INST 0x00002000 /* Reclaimed. */ +/* DIV instructions using d0/d1. */ +#define E_NDS32_HAS_DIV_DX_INST 0x00002000 /* v2. */ +/* 16-bit instructions. */ +#define E_NDS32_HAS_16BIT_INST 0x00004000 /* Reclaimed. */ +#define E_NDS32_HAS_IFC_INST 0x00004000 /* v3, ELF 1.4. */ +/* String operation instructions. */ +#define E_NDS32_HAS_STRING_INST 0x00008000 +/* Reduced register file. */ +#define E_NDS32_HAS_REDUCED_REGS 0x00010000 +/* Video instructions. */ +#define E_NDS32_HAS_VIDEO_INST 0x00020000 /* Reclaimed. */ +#define E_NDS32_HAS_SATURATION_INST 0x00020000 /* v3, ELF 1.4. */ +/* Encription instructions. */ +#define E_NDS32_HAS_ENCRIPT_INST 0x00040000 +/* Doulbe Precision Floating point processor instructions. */ +#define E_NDS32_HAS_FPU_DP_INST 0x00080000 +/* No MAC instruction used. */ +#define E_NDS32_HAS_NO_MAC_INST 0x00100000 /* Reclaimed when V2/V3. */ +/* MAC instruction using d0/d1. */ +#define E_NDS32_HAS_MAC_DX_INST 0x00100000 /* v2. */ +/* L2 cache instruction. */ +#define E_NDS32_HAS_L2C_INST 0x00200000 +/* FPU registers configuration when FPU SP/DP presents; 0x00c00000. */ +#define E_NDS32_FPU_REG_CONF_SHIFT 22 +#define E_NDS32_FPU_REG_CONF (0x3 << E_NDS32_FPU_REG_CONF_SHIFT) +#define E_NDS32_FPU_REG_8SP_4DP 0x0 +#define E_NDS32_FPU_REG_16SP_8DP 0x1 +#define E_NDS32_FPU_REG_32SP_16DP 0x2 +#define E_NDS32_FPU_REG_32SP_32DP 0x3 +/* FPU MAC instruction used. */ +#define E_NDS32_HAS_FPU_MAC_INST 0x01000000 +/* <<<Empty Check>>>. */ +#define E_NDS32_NULL 0x02000000 +/* PIC enabled. */ +#define E_NDS32_HAS_PIC 0x04000000 +/* Use custom section. */ +#define E_NDS32_HAS_CUSTOM_SEC 0x08000000 + +/* 4-bit for ABI signature, allow up to 16 ABIs + 0: for OLD ABI V0, phase out + 1: for V1 , starting with V0 toolchain + 2: for V2 + 3: for V2FP (fs0, fs1 as function parameter) + 4: for AABI */ +/* Only old N1213HC use V0. + New ABI is used due to return register is changed to r0 from r5. */ +#define EF_NDS_ABI 0x000000F0 +#define EF_NDS_ABI_SHIFT 4 +#define E_NDS_ABI_V0 0x00000000 +#define E_NDS_ABI_V1 0x00000010 +#define E_NDS_ABI_V2 0x00000020 +#define E_NDS_ABI_V2FP 0x00000030 +#define E_NDS_ABI_AABI 0x00000040 +#define E_NDS_ABI_V2FP_PLUS 0x00000050 + +/* This flag signifies the version of Andes ELF. + Some more information may exist somewhere which is TBD. */ +#define EF_NDS32_ELF_VERSION 0x0000000F +#define EF_NDS32_ELF_VERSION_SHIFT 0 + +/* Andes ELF Version 1.3 and before. */ +#define E_NDS32_ELF_VER_1_2 0x0 +/* Andes ELF Version 1.31. */ +#define E_NDS32_ELF_VER_1_3 0x1 +/* Andes ELF Version 1.4. Change the way we fix .debug_* and .gcc_except_table. + Change three bit for EX9, IFC and SAT. */ +#define E_NDS32_ELF_VER_1_4 0x2 + +#endif |