1 /* SPDX-License-Identifier: GPL-2.0 */ 1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef __GENELF_H__ 2 #ifndef __GENELF_H__ 3 #define __GENELF_H__ 3 #define __GENELF_H__ 4 4 5 #include <linux/math.h> << 6 << 7 /* genelf.c */ 5 /* genelf.c */ 8 int jit_write_elf(int fd, uint64_t code_addr, 6 int jit_write_elf(int fd, uint64_t code_addr, const char *sym, 9 const void *code, int csize, 7 const void *code, int csize, void *debug, int nr_debug_entries, 10 void *unwinding, uint64_t un 8 void *unwinding, uint64_t unwinding_header_size, uint64_t unwinding_size); 11 #ifdef HAVE_DWARF_SUPPORT 9 #ifdef HAVE_DWARF_SUPPORT 12 /* genelf_debug.c */ 10 /* genelf_debug.c */ 13 int jit_add_debug_info(Elf *e, uint64_t code_a 11 int jit_add_debug_info(Elf *e, uint64_t code_addr, void *debug, int nr_debug_entries); 14 #endif 12 #endif 15 13 16 #if defined(__arm__) 14 #if defined(__arm__) 17 #define GEN_ELF_ARCH EM_ARM 15 #define GEN_ELF_ARCH EM_ARM 18 #define GEN_ELF_CLASS ELFCLASS32 16 #define GEN_ELF_CLASS ELFCLASS32 19 #elif defined(__aarch64__) 17 #elif defined(__aarch64__) 20 #define GEN_ELF_ARCH EM_AARCH64 18 #define GEN_ELF_ARCH EM_AARCH64 21 #define GEN_ELF_CLASS ELFCLASS64 19 #define GEN_ELF_CLASS ELFCLASS64 22 #elif defined(__x86_64__) 20 #elif defined(__x86_64__) 23 #define GEN_ELF_ARCH EM_X86_64 21 #define GEN_ELF_ARCH EM_X86_64 24 #define GEN_ELF_CLASS ELFCLASS64 22 #define GEN_ELF_CLASS ELFCLASS64 25 #elif defined(__i386__) 23 #elif defined(__i386__) 26 #define GEN_ELF_ARCH EM_386 24 #define GEN_ELF_ARCH EM_386 27 #define GEN_ELF_CLASS ELFCLASS32 25 #define GEN_ELF_CLASS ELFCLASS32 28 #elif defined(__powerpc64__) 26 #elif defined(__powerpc64__) 29 #define GEN_ELF_ARCH EM_PPC64 27 #define GEN_ELF_ARCH EM_PPC64 30 #define GEN_ELF_CLASS ELFCLASS64 28 #define GEN_ELF_CLASS ELFCLASS64 31 #elif defined(__powerpc__) 29 #elif defined(__powerpc__) 32 #define GEN_ELF_ARCH EM_PPC 30 #define GEN_ELF_ARCH EM_PPC 33 #define GEN_ELF_CLASS ELFCLASS32 31 #define GEN_ELF_CLASS ELFCLASS32 34 #elif defined(__sparc__) && defined(__arch64__ 32 #elif defined(__sparc__) && defined(__arch64__) 35 #define GEN_ELF_ARCH EM_SPARCV9 33 #define GEN_ELF_ARCH EM_SPARCV9 36 #define GEN_ELF_CLASS ELFCLASS64 34 #define GEN_ELF_CLASS ELFCLASS64 37 #elif defined(__sparc__) 35 #elif defined(__sparc__) 38 #define GEN_ELF_ARCH EM_SPARC 36 #define GEN_ELF_ARCH EM_SPARC 39 #define GEN_ELF_CLASS ELFCLASS32 37 #define GEN_ELF_CLASS ELFCLASS32 40 #elif defined(__s390x__) 38 #elif defined(__s390x__) 41 #define GEN_ELF_ARCH EM_S390 39 #define GEN_ELF_ARCH EM_S390 42 #define GEN_ELF_CLASS ELFCLASS64 40 #define GEN_ELF_CLASS ELFCLASS64 43 #elif defined(__riscv) && __riscv_xlen == 64 << 44 #define GEN_ELF_ARCH EM_RISCV << 45 #define GEN_ELF_CLASS ELFCLASS64 << 46 #elif defined(__riscv) && __riscv_xlen == 32 << 47 #define GEN_ELF_ARCH EM_RISCV << 48 #define GEN_ELF_CLASS ELFCLASS32 << 49 #elif defined(__loongarch__) << 50 #define GEN_ELF_ARCH EM_LOONGARCH << 51 #define GEN_ELF_CLASS ELFCLASS64 << 52 #else 41 #else 53 #error "unsupported architecture" 42 #error "unsupported architecture" 54 #endif 43 #endif 55 44 56 #if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ !! 45 #if __BYTE_ORDER == __BIG_ENDIAN 57 #define GEN_ELF_ENDIAN ELFDATA2MSB 46 #define GEN_ELF_ENDIAN ELFDATA2MSB 58 #else 47 #else 59 #define GEN_ELF_ENDIAN ELFDATA2LSB 48 #define GEN_ELF_ENDIAN ELFDATA2LSB 60 #endif 49 #endif 61 50 62 #if GEN_ELF_CLASS == ELFCLASS64 51 #if GEN_ELF_CLASS == ELFCLASS64 63 #define elf_newehdr elf64_newehdr 52 #define elf_newehdr elf64_newehdr 64 #define elf_newphdr elf64_newphdr << 65 #define elf_getshdr elf64_getshdr 53 #define elf_getshdr elf64_getshdr 66 #define Elf_Ehdr Elf64_Ehdr 54 #define Elf_Ehdr Elf64_Ehdr 67 #define Elf_Phdr Elf64_Phdr << 68 #define Elf_Shdr Elf64_Shdr 55 #define Elf_Shdr Elf64_Shdr 69 #define Elf_Sym Elf64_Sym 56 #define Elf_Sym Elf64_Sym 70 #define ELF_ST_TYPE(a) ELF64_ST_TYPE(a) 57 #define ELF_ST_TYPE(a) ELF64_ST_TYPE(a) 71 #define ELF_ST_BIND(a) ELF64_ST_BIND(a) 58 #define ELF_ST_BIND(a) ELF64_ST_BIND(a) 72 #define ELF_ST_VIS(a) ELF64_ST_VISIBILITY(a) 59 #define ELF_ST_VIS(a) ELF64_ST_VISIBILITY(a) 73 #else 60 #else 74 #define elf_newehdr elf32_newehdr 61 #define elf_newehdr elf32_newehdr 75 #define elf_newphdr elf32_newphdr << 76 #define elf_getshdr elf32_getshdr 62 #define elf_getshdr elf32_getshdr 77 #define Elf_Ehdr Elf32_Ehdr 63 #define Elf_Ehdr Elf32_Ehdr 78 #define Elf_Phdr Elf32_Phdr << 79 #define Elf_Shdr Elf32_Shdr 64 #define Elf_Shdr Elf32_Shdr 80 #define Elf_Sym Elf32_Sym 65 #define Elf_Sym Elf32_Sym 81 #define ELF_ST_TYPE(a) ELF32_ST_TYPE(a) 66 #define ELF_ST_TYPE(a) ELF32_ST_TYPE(a) 82 #define ELF_ST_BIND(a) ELF32_ST_BIND(a) 67 #define ELF_ST_BIND(a) ELF32_ST_BIND(a) 83 #define ELF_ST_VIS(a) ELF32_ST_VISIBILITY(a) 68 #define ELF_ST_VIS(a) ELF32_ST_VISIBILITY(a) 84 #endif 69 #endif 85 70 86 /* The .text section is directly after the ELF 71 /* The .text section is directly after the ELF header */ 87 #define GEN_ELF_TEXT_OFFSET round_up(sizeof(El !! 72 #define GEN_ELF_TEXT_OFFSET sizeof(Elf_Ehdr) 88 73 89 #endif 74 #endif 90 75
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