projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 9b07e27f SE |
2 | #ifndef __GENELF_H__ |
| 3 | #define __GENELF_H__ | |
| 4 | ||
| 89b15d00 AH |
5 | #include <linux/math.h> |
| 6 | ||
| 9b07e27f | 7 | /* genelf.c */ |
| 3938bad4 | 8 | int jit_write_elf(int fd, uint64_t code_addr, const char *sym, |
| 086f9f3d SS |
9 | const void *code, int csize, void *debug, int nr_debug_entries, |
| 10 | void *unwinding, uint64_t unwinding_header_size, uint64_t unwinding_size); | |
| 621cb4e7 | 11 | #ifdef HAVE_DWARF_SUPPORT |
| 598b7c69 | 12 | /* genelf_debug.c */ |
| 3938bad4 | 13 | int jit_add_debug_info(Elf *e, uint64_t code_addr, void *debug, int nr_debug_entries); |
| 621cb4e7 | 14 | #endif |
| 9b07e27f SE |
15 | |
| 16 | #if defined(__arm__) | |
| 17 | #define GEN_ELF_ARCH EM_ARM | |
| 9b07e27f SE |
18 | #define GEN_ELF_CLASS ELFCLASS32 |
| 19 | #elif defined(__aarch64__) | |
| 20 | #define GEN_ELF_ARCH EM_AARCH64 | |
| 9b07e27f SE |
21 | #define GEN_ELF_CLASS ELFCLASS64 |
| 22 | #elif defined(__x86_64__) | |
| 23 | #define GEN_ELF_ARCH EM_X86_64 | |
| 9b07e27f SE |
24 | #define GEN_ELF_CLASS ELFCLASS64 |
| 25 | #elif defined(__i386__) | |
| 26 | #define GEN_ELF_ARCH EM_386 | |
| 9b07e27f | 27 | #define GEN_ELF_CLASS ELFCLASS32 |
| 9f56c092 | 28 | #elif defined(__powerpc64__) |
| 9b07e27f | 29 | #define GEN_ELF_ARCH EM_PPC64 |
| 9b07e27f | 30 | #define GEN_ELF_CLASS ELFCLASS64 |
| 9f56c092 AB |
31 | #elif defined(__powerpc__) |
| 32 | #define GEN_ELF_ARCH EM_PPC | |
| 33 | #define GEN_ELF_CLASS ELFCLASS32 | |
| d87b9790 DM |
34 | #elif defined(__sparc__) && defined(__arch64__) |
| 35 | #define GEN_ELF_ARCH EM_SPARCV9 | |
| 36 | #define GEN_ELF_CLASS ELFCLASS64 | |
| 37 | #elif defined(__sparc__) | |
| 38 | #define GEN_ELF_ARCH EM_SPARC | |
| 39 | #define GEN_ELF_CLASS ELFCLASS32 | |
| 61bf4ee2 TR |
40 | #elif defined(__s390x__) |
| 41 | #define GEN_ELF_ARCH EM_S390 | |
| 42 | #define GEN_ELF_CLASS ELFCLASS64 | |
| 335f70fa EL |
43 | #elif defined(__riscv) && __riscv_xlen == 64 |
| 44 | #define GEN_ELF_ARCH EM_RISCV | |
| 45 | #define GEN_ELF_CLASS ELFCLASS64 | |
| 9b07e27f SE |
46 | #else |
| 47 | #error "unsupported architecture" | |
| 48 | #endif | |
| 49 | ||
| 4e88118c | 50 | #if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ |
| 9f56c092 AB |
51 | #define GEN_ELF_ENDIAN ELFDATA2MSB |
| 52 | #else | |
| 53 | #define GEN_ELF_ENDIAN ELFDATA2LSB | |
| 54 | #endif | |
| 55 | ||
| 9b07e27f SE |
56 | #if GEN_ELF_CLASS == ELFCLASS64 |
| 57 | #define elf_newehdr elf64_newehdr | |
| babd0438 | 58 | #define elf_newphdr elf64_newphdr |
| 9b07e27f SE |
59 | #define elf_getshdr elf64_getshdr |
| 60 | #define Elf_Ehdr Elf64_Ehdr | |
| babd0438 | 61 | #define Elf_Phdr Elf64_Phdr |
| 9b07e27f SE |
62 | #define Elf_Shdr Elf64_Shdr |
| 63 | #define Elf_Sym Elf64_Sym | |
| 64 | #define ELF_ST_TYPE(a) ELF64_ST_TYPE(a) | |
| 65 | #define ELF_ST_BIND(a) ELF64_ST_BIND(a) | |
| 66 | #define ELF_ST_VIS(a) ELF64_ST_VISIBILITY(a) | |
| 67 | #else | |
| 68 | #define elf_newehdr elf32_newehdr | |
| babd0438 | 69 | #define elf_newphdr elf32_newphdr |
| 9b07e27f SE |
70 | #define elf_getshdr elf32_getshdr |
| 71 | #define Elf_Ehdr Elf32_Ehdr | |
| babd0438 | 72 | #define Elf_Phdr Elf32_Phdr |
| 9b07e27f SE |
73 | #define Elf_Shdr Elf32_Shdr |
| 74 | #define Elf_Sym Elf32_Sym | |
| 75 | #define ELF_ST_TYPE(a) ELF32_ST_TYPE(a) | |
| 76 | #define ELF_ST_BIND(a) ELF32_ST_BIND(a) | |
| 77 | #define ELF_ST_VIS(a) ELF32_ST_VISIBILITY(a) | |
| 78 | #endif | |
| 79 | ||
| 80 | /* The .text section is directly after the ELF header */ | |
| 89b15d00 | 81 | #define GEN_ELF_TEXT_OFFSET round_up(sizeof(Elf_Ehdr) + sizeof(Elf_Phdr), 16) |
| 9b07e27f SE |
82 | |
| 83 | #endif |