1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef __GENELF_H__
 3#define __GENELF_H__
 4
 5/* genelf.c */
 6int 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
10/* genelf_debug.c */
11int jit_add_debug_info(Elf *e, uint64_t code_addr, void *debug, int nr_debug_entries);
12#endif
13
14#if   defined(__arm__)
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#else
33#error "unsupported architecture"
34#endif
35
36#if __BYTE_ORDER == __BIG_ENDIAN
37#define GEN_ELF_ENDIAN	ELFDATA2MSB
38#else
39#define GEN_ELF_ENDIAN	ELFDATA2LSB
40#endif
41
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

 
 1#ifndef __GENELF_H__
 2#define __GENELF_H__
 3
 4/* genelf.c */
 5int jit_write_elf(int fd, uint64_t code_addr, const char *sym,
 6		  const void *code, int csize, void *debug, int nr_debug_entries,
 7		  void *unwinding, uint64_t unwinding_header_size, uint64_t unwinding_size);
 8#ifdef HAVE_DWARF_SUPPORT
 9/* genelf_debug.c */
10int jit_add_debug_info(Elf *e, uint64_t code_addr, void *debug, int nr_debug_entries);
11#endif
12
13#if   defined(__arm__)
14#define GEN_ELF_ARCH	EM_ARM
15#define GEN_ELF_CLASS	ELFCLASS32
16#elif defined(__aarch64__)
17#define GEN_ELF_ARCH	EM_AARCH64
18#define GEN_ELF_CLASS	ELFCLASS64
19#elif defined(__x86_64__)
20#define GEN_ELF_ARCH	EM_X86_64
21#define GEN_ELF_CLASS	ELFCLASS64
22#elif defined(__i386__)
23#define GEN_ELF_ARCH	EM_386
24#define GEN_ELF_CLASS	ELFCLASS32
25#elif defined(__powerpc64__)
26#define GEN_ELF_ARCH	EM_PPC64
27#define GEN_ELF_CLASS	ELFCLASS64
28#elif defined(__powerpc__)
29#define GEN_ELF_ARCH	EM_PPC
30#define GEN_ELF_CLASS	ELFCLASS32
31#else
32#error "unsupported architecture"
33#endif
34
35#if __BYTE_ORDER == __BIG_ENDIAN
36#define GEN_ELF_ENDIAN	ELFDATA2MSB
37#else
38#define GEN_ELF_ENDIAN	ELFDATA2LSB
39#endif
40
41#if GEN_ELF_CLASS == ELFCLASS64
42#define elf_newehdr	elf64_newehdr
43#define elf_getshdr	elf64_getshdr
44#define Elf_Ehdr	Elf64_Ehdr
45#define Elf_Shdr	Elf64_Shdr
46#define Elf_Sym		Elf64_Sym
47#define ELF_ST_TYPE(a)	ELF64_ST_TYPE(a)
48#define ELF_ST_BIND(a)	ELF64_ST_BIND(a)
49#define ELF_ST_VIS(a)	ELF64_ST_VISIBILITY(a)
50#else
51#define elf_newehdr	elf32_newehdr
52#define elf_getshdr	elf32_getshdr
53#define Elf_Ehdr	Elf32_Ehdr
54#define Elf_Shdr	Elf32_Shdr
55#define Elf_Sym		Elf32_Sym
56#define ELF_ST_TYPE(a)	ELF32_ST_TYPE(a)
57#define ELF_ST_BIND(a)	ELF32_ST_BIND(a)
58#define ELF_ST_VIS(a)	ELF32_ST_VISIBILITY(a)
59#endif
60
61/* The .text section is directly after the ELF header */
62#define GEN_ELF_TEXT_OFFSET sizeof(Elf_Ehdr)
63
64#endif