1 /* SPDX-License-Identifier: GPL-2.0 */
6 int jit_write_elf(int fd, uint64_t code_addr, const char *sym,
7 const void *code, int csize, void *debug, int nr_debug_entries,
8 void *unwinding, uint64_t unwinding_header_size, uint64_t unwinding_size);
9 #ifdef HAVE_DWARF_SUPPORT
11 int jit_add_debug_info(Elf *e, uint64_t code_addr, void *debug, int nr_debug_entries);
15 #define GEN_ELF_ARCH EM_ARM
16 #define GEN_ELF_CLASS ELFCLASS32
17 #elif defined(__aarch64__)
18 #define GEN_ELF_ARCH EM_AARCH64
19 #define GEN_ELF_CLASS ELFCLASS64
20 #elif defined(__x86_64__)
21 #define GEN_ELF_ARCH EM_X86_64
22 #define GEN_ELF_CLASS ELFCLASS64
23 #elif defined(__i386__)
24 #define GEN_ELF_ARCH EM_386
25 #define GEN_ELF_CLASS ELFCLASS32
26 #elif defined(__powerpc64__)
27 #define GEN_ELF_ARCH EM_PPC64
28 #define GEN_ELF_CLASS ELFCLASS64
29 #elif defined(__powerpc__)
30 #define GEN_ELF_ARCH EM_PPC
31 #define GEN_ELF_CLASS ELFCLASS32
32 #elif defined(__sparc__) && defined(__arch64__)
33 #define GEN_ELF_ARCH EM_SPARCV9
34 #define GEN_ELF_CLASS ELFCLASS64
35 #elif defined(__sparc__)
36 #define GEN_ELF_ARCH EM_SPARC
37 #define GEN_ELF_CLASS ELFCLASS32
39 #error "unsupported architecture"
42 #if __BYTE_ORDER == __BIG_ENDIAN
43 #define GEN_ELF_ENDIAN ELFDATA2MSB
45 #define GEN_ELF_ENDIAN ELFDATA2LSB
48 #if GEN_ELF_CLASS == ELFCLASS64
49 #define elf_newehdr elf64_newehdr
50 #define elf_getshdr elf64_getshdr
51 #define Elf_Ehdr Elf64_Ehdr
52 #define Elf_Shdr Elf64_Shdr
53 #define Elf_Sym Elf64_Sym
54 #define ELF_ST_TYPE(a) ELF64_ST_TYPE(a)
55 #define ELF_ST_BIND(a) ELF64_ST_BIND(a)
56 #define ELF_ST_VIS(a) ELF64_ST_VISIBILITY(a)
58 #define elf_newehdr elf32_newehdr
59 #define elf_getshdr elf32_getshdr
60 #define Elf_Ehdr Elf32_Ehdr
61 #define Elf_Shdr Elf32_Shdr
62 #define Elf_Sym Elf32_Sym
63 #define ELF_ST_TYPE(a) ELF32_ST_TYPE(a)
64 #define ELF_ST_BIND(a) ELF32_ST_BIND(a)
65 #define ELF_ST_VIS(a) ELF32_ST_VISIBILITY(a)
68 /* The .text section is directly after the ELF header */
69 #define GEN_ELF_TEXT_OFFSET sizeof(Elf_Ehdr)