From 50cfe74daaece80853cb3b45d4338329b7d0345b Mon Sep 17 00:00:00 2001 From: Nicolas Geoffray Date: Wed, 19 Feb 2014 13:27:42 +0000 Subject: Remove dependency on llvm/Support/ELF.h by using linux's elf.h. Change-Id: Iefe66af9958641ac7f08fdc22f438d976e5b4d54 --- runtime/elf_utils.h | 66 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) create mode 100644 runtime/elf_utils.h (limited to 'runtime/elf_utils.h') diff --git a/runtime/elf_utils.h b/runtime/elf_utils.h new file mode 100644 index 0000000..acc6f46 --- /dev/null +++ b/runtime/elf_utils.h @@ -0,0 +1,66 @@ +/* + * Copyright (C) 2014 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef ART_RUNTIME_ELF_UTILS_H_ +#define ART_RUNTIME_ELF_UTILS_H_ + +// Include the micro-API to avoid potential macro conflicts with the +// compiler's own elf.h file. +#include "../../bionic/libc/kernel/uapi/linux/elf.h" + +// Architecture dependent flags for the ELF header. +#define EF_ARM_EABI_VER5 0x05000000 +#define EF_MIPS_ABI_O32 0x00001000 +#define EF_MIPS_ARCH_32R2 0x70000000 + +#define EI_ABIVERSION 8 +#define EM_ARM 40 +#define EF_MIPS_NOREORDER 1 +#define EF_MIPS_PIC 2 +#define EF_MIPS_CPIC 4 +#define STV_DEFAULT 0 + +#define DT_BIND_NOW 24 +#define DT_INIT_ARRAY 25 +#define DT_FINI_ARRAY 26 +#define DT_INIT_ARRAYSZ 27 +#define DT_FINI_ARRAYSZ 28 +#define DT_RUNPATH 29 +#define DT_FLAGS 30 + +/* MIPS dependent d_tag field for Elf32_Dyn. */ +#define DT_MIPS_RLD_VERSION 0x70000001 /* Runtime Linker Interface ID */ +#define DT_MIPS_TIME_STAMP 0x70000002 /* Timestamp */ +#define DT_MIPS_ICHECKSUM 0x70000003 /* Cksum of ext. str. and com. sizes */ +#define DT_MIPS_IVERSION 0x70000004 /* Version string (string tbl index) */ +#define DT_MIPS_FLAGS 0x70000005 /* Flags */ +#define DT_MIPS_BASE_ADDRESS 0x70000006 /* Segment base address */ +#define DT_MIPS_CONFLICT 0x70000008 /* Adr of .conflict section */ +#define DT_MIPS_LIBLIST 0x70000009 /* Address of .liblist section */ +#define DT_MIPS_LOCAL_GOTNO 0x7000000a /* Number of local .GOT entries */ +#define DT_MIPS_CONFLICTNO 0x7000000b /* Number of .conflict entries */ +#define DT_MIPS_LIBLISTNO 0x70000010 /* Number of .liblist entries */ +#define DT_MIPS_SYMTABNO 0x70000011 /* Number of .dynsym entries */ +#define DT_MIPS_UNREFEXTNO 0x70000012 /* First external DYNSYM */ +#define DT_MIPS_GOTSYM 0x70000013 /* First GOT entry in .dynsym */ +#define DT_MIPS_HIPAGENO 0x70000014 /* Number of GOT page table entries */ +#define DT_MIPS_RLD_MAP 0x70000016 /* Address of debug map pointer */ + +inline void SetBindingAndType(Elf32_Sym* sym, unsigned char b, unsigned char t) { + sym->st_info = (b << 4) + (t & 0x0f); +} + +#endif // ART_RUNTIME_ELF_UTILS_H_ -- cgit v1.1