projects / linux-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 | ||
| 5 | /* genelf.c */ | |
| 3938bad4 | 6 | int jit_write_elf(int fd, uint64_t code_addr, const char *sym, |
| 086f9f3d SS |
7 | const void *code, int csize, void *debug, int nr_debug_entries, |
| 8 | void *unwinding, uint64_t unwinding_header_size, uint64_t unwinding_size); | |
| 621cb4e7 | 9 | #ifdef HAVE_DWARF_SUPPORT |
| 598b7c69 | 10 | /* genelf_debug.c */ |
| 3938bad4 | 11 | int jit_add_debug_info(Elf *e, uint64_t code_addr, void *debug, int nr_debug_entries); |
| 621cb4e7 | 12 | #endif |
| 9b07e27f SE |
13 | |
| 14 | #if defined(__arm__) | |
| 15 | #define GEN_ELF_ARCH EM_ARM | |
| 9b07e27f SE |
16 | #define GEN_ELF_CLASS ELFCLASS32 |
| 17 | #elif defined(__aarch64__) | |
| 18 | #define GEN_ELF_ARCH EM_AARCH64 | |
| 9b07e27f SE |
19 | #define GEN_ELF_CLASS ELFCLASS64 |
| 20 | #elif defined(__x86_64__) | |
| 21 | #define GEN_ELF_ARCH EM_X86_64 | |
| 9b07e27f SE |
22 | #define GEN_ELF_CLASS ELFCLASS64 |
| 23 | #elif defined(__i386__) | |
| 24 | #define GEN_ELF_ARCH EM_386 | |
| 9b07e27f | 25 | #define GEN_ELF_CLASS ELFCLASS32 |
| 9f56c092 | 26 | #elif defined(__powerpc64__) |
| 9b07e27f | 27 | #define GEN_ELF_ARCH EM_PPC64 |
| 9b07e27f | 28 | #define GEN_ELF_CLASS ELFCLASS64 |
| 9f56c092 AB |
29 | #elif defined(__powerpc__) |
| 30 | #define GEN_ELF_ARCH EM_PPC | |
| 31 | #define GEN_ELF_CLASS ELFCLASS32 | |
| 9b07e27f SE |
32 | #else |
| 33 | #error "unsupported architecture" | |
| 34 | #endif | |
| 35 | ||
| 9f56c092 AB |
36 | #if __BYTE_ORDER == __BIG_ENDIAN |
| 37 | #define GEN_ELF_ENDIAN ELFDATA2MSB | |
| 38 | #else | |
| 39 | #define GEN_ELF_ENDIAN ELFDATA2LSB | |
| 40 | #endif | |
| 41 | ||
| 9b07e27f SE |
42 | #if GEN_ELF_CLASS == ELFCLASS64 |
| 43 | #define elf_newehdr elf64_newehdr | |
| 44 | #define elf_getshdr elf64_getshdr | |
| 45 | #define Elf_Ehdr Elf64_Ehdr | |
| 46 | #define Elf_Shdr Elf64_Shdr | |
| 47 | #define Elf_Sym Elf64_Sym | |
| 48 | #define ELF_ST_TYPE(a) ELF64_ST_TYPE(a) | |
| 49 | #define ELF_ST_BIND(a) ELF64_ST_BIND(a) | |
| 50 | #define ELF_ST_VIS(a) ELF64_ST_VISIBILITY(a) | |
| 51 | #else | |
| 52 | #define elf_newehdr elf32_newehdr | |
| 53 | #define elf_getshdr elf32_getshdr | |
| 54 | #define Elf_Ehdr Elf32_Ehdr | |
| 55 | #define Elf_Shdr Elf32_Shdr | |
| 56 | #define Elf_Sym Elf32_Sym | |
| 57 | #define ELF_ST_TYPE(a) ELF32_ST_TYPE(a) | |
| 58 | #define ELF_ST_BIND(a) ELF32_ST_BIND(a) | |
| 59 | #define ELF_ST_VIS(a) ELF32_ST_VISIBILITY(a) | |
| 60 | #endif | |
| 61 | ||
| 62 | /* The .text section is directly after the ELF header */ | |
| 63 | #define GEN_ELF_TEXT_OFFSET sizeof(Elf_Ehdr) | |
| 64 | ||
| 65 | #endif |