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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
commit | ace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch) | |
tree | b2d64bc10158fdd5497876388cd68142ca374ed3 /tools/perf/util/genelf.h | |
parent | Initial commit. (diff) | |
download | linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip |
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tools/perf/util/genelf.h')
-rw-r--r-- | tools/perf/util/genelf.h | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/tools/perf/util/genelf.h b/tools/perf/util/genelf.h new file mode 100644 index 0000000000..5f18d20ea9 --- /dev/null +++ b/tools/perf/util/genelf.h @@ -0,0 +1,86 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __GENELF_H__ +#define __GENELF_H__ + +#include <linux/math.h> + +/* genelf.c */ +int jit_write_elf(int fd, uint64_t code_addr, const char *sym, + const void *code, int csize, void *debug, int nr_debug_entries, + void *unwinding, uint64_t unwinding_header_size, uint64_t unwinding_size); +#ifdef HAVE_DWARF_SUPPORT +/* genelf_debug.c */ +int jit_add_debug_info(Elf *e, uint64_t code_addr, void *debug, int nr_debug_entries); +#endif + +#if defined(__arm__) +#define GEN_ELF_ARCH EM_ARM +#define GEN_ELF_CLASS ELFCLASS32 +#elif defined(__aarch64__) +#define GEN_ELF_ARCH EM_AARCH64 +#define GEN_ELF_CLASS ELFCLASS64 +#elif defined(__x86_64__) +#define GEN_ELF_ARCH EM_X86_64 +#define GEN_ELF_CLASS ELFCLASS64 +#elif defined(__i386__) +#define GEN_ELF_ARCH EM_386 +#define GEN_ELF_CLASS ELFCLASS32 +#elif defined(__powerpc64__) +#define GEN_ELF_ARCH EM_PPC64 +#define GEN_ELF_CLASS ELFCLASS64 +#elif defined(__powerpc__) +#define GEN_ELF_ARCH EM_PPC +#define GEN_ELF_CLASS ELFCLASS32 +#elif defined(__sparc__) && defined(__arch64__) +#define GEN_ELF_ARCH EM_SPARCV9 +#define GEN_ELF_CLASS ELFCLASS64 +#elif defined(__sparc__) +#define GEN_ELF_ARCH EM_SPARC +#define GEN_ELF_CLASS ELFCLASS32 +#elif defined(__s390x__) +#define GEN_ELF_ARCH EM_S390 +#define GEN_ELF_CLASS ELFCLASS64 +#elif defined(__riscv) && __riscv_xlen == 64 +#define GEN_ELF_ARCH EM_RISCV +#define GEN_ELF_CLASS ELFCLASS64 +#elif defined(__loongarch__) +#define GEN_ELF_ARCH EM_LOONGARCH +#define GEN_ELF_CLASS ELFCLASS64 +#else +#error "unsupported architecture" +#endif + +#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ +#define GEN_ELF_ENDIAN ELFDATA2MSB +#else +#define GEN_ELF_ENDIAN ELFDATA2LSB +#endif + +#if GEN_ELF_CLASS == ELFCLASS64 +#define elf_newehdr elf64_newehdr +#define elf_newphdr elf64_newphdr +#define elf_getshdr elf64_getshdr +#define Elf_Ehdr Elf64_Ehdr +#define Elf_Phdr Elf64_Phdr +#define Elf_Shdr Elf64_Shdr +#define Elf_Sym Elf64_Sym +#define ELF_ST_TYPE(a) ELF64_ST_TYPE(a) +#define ELF_ST_BIND(a) ELF64_ST_BIND(a) +#define ELF_ST_VIS(a) ELF64_ST_VISIBILITY(a) +#else +#define elf_newehdr elf32_newehdr +#define elf_newphdr elf32_newphdr +#define elf_getshdr elf32_getshdr +#define Elf_Ehdr Elf32_Ehdr +#define Elf_Phdr Elf32_Phdr +#define Elf_Shdr Elf32_Shdr +#define Elf_Sym Elf32_Sym +#define ELF_ST_TYPE(a) ELF32_ST_TYPE(a) +#define ELF_ST_BIND(a) ELF32_ST_BIND(a) +#define ELF_ST_VIS(a) ELF32_ST_VISIBILITY(a) +#endif + +/* The .text section is directly after the ELF header */ +#define GEN_ELF_TEXT_OFFSET round_up(sizeof(Elf_Ehdr) + sizeof(Elf_Phdr), 16) + +#endif |