#ifndef LLVM_SUPPORT_ELF_H
#define LLVM_SUPPORT_ELF_H
-#include "llvm/System/DataTypes.h"
+#include "llvm/Support/DataTypes.h"
#include <cstring>
namespace llvm {
// Machine architectures
enum {
- EM_NONE = 0, // No machine
- EM_M32 = 1, // AT&T WE 32100
- EM_SPARC = 2, // SPARC
- EM_386 = 3, // Intel 386
- EM_68K = 4, // Motorola 68000
- EM_88K = 5, // Motorola 88000
- EM_486 = 6, // Intel 486 (deprecated)
- EM_860 = 7, // Intel 80860
- EM_MIPS = 8, // MIPS R3000
- EM_PPC = 20, // PowerPC
- EM_PPC64 = 21, // PowerPC64
- EM_ARM = 40, // ARM
- EM_ALPHA = 41, // DEC Alpha
- EM_SPARCV9 = 43, // SPARC V9
- EM_X86_64 = 62 // AMD64
+ EM_NONE = 0, // No machine
+ EM_M32 = 1, // AT&T WE 32100
+ EM_SPARC = 2, // SPARC
+ EM_386 = 3, // Intel 386
+ EM_68K = 4, // Motorola 68000
+ EM_88K = 5, // Motorola 88000
+ EM_486 = 6, // Intel 486 (deprecated)
+ EM_860 = 7, // Intel 80860
+ EM_MIPS = 8, // MIPS R3000
+ EM_PPC = 20, // PowerPC
+ EM_PPC64 = 21, // PowerPC64
+ EM_ARM = 40, // ARM
+ EM_ALPHA = 41, // DEC Alpha
+ EM_SPARCV9 = 43, // SPARC V9
+ EM_X86_64 = 62, // AMD64
+ EM_MBLAZE = 47787 // Xilinx MicroBlaze
};
// Object file classes.
R_X86_64_TLSDESC = 36
};
+// i386 relocations.
+// TODO: this is just a subset
+enum {
+ R_386_NONE = 0,
+ R_386_32 = 1,
+ R_386_PC32 = 2,
+ R_386_GOT32 = 3,
+ R_386_PLT32 = 4,
+ R_386_COPY = 5,
+ R_386_GLOB_DAT = 6,
+ R_386_JUMP_SLOT = 7,
+ R_386_RELATIVE = 8,
+ R_386_GOTOFF = 9,
+ R_386_GOTPC = 10,
+ R_386_32PLT = 11,
+ R_386_TLS_TPOFF = 14,
+ R_386_TLS_IE = 15,
+ R_386_TLS_GOTIE = 16,
+ R_386_TLS_LE = 17,
+ R_386_TLS_GD = 18,
+ R_386_TLS_LDM = 19,
+ R_386_16 = 20,
+ R_386_PC16 = 21,
+ R_386_8 = 22,
+ R_386_PC8 = 23,
+ R_386_TLS_GD_32 = 24,
+ R_386_TLS_GD_PUSH = 25,
+ R_386_TLS_GD_CALL = 26,
+ R_386_TLS_GD_POP = 27,
+ R_386_TLS_LDM_32 = 28,
+ R_386_TLS_LDM_PUSH = 29,
+ R_386_TLS_LDM_CALL = 30,
+ R_386_TLS_LDM_POP = 31,
+ R_386_TLS_LDO_32 = 32,
+ R_386_TLS_IE_32 = 33,
+ R_386_TLS_LE_32 = 34,
+ R_386_TLS_DTPMOD32 = 35,
+ R_386_TLS_DTPOFF32 = 36,
+ R_386_TLS_TPOFF32 = 37,
+ R_386_TLS_GOTDESC = 39,
+ R_386_TLS_DESC_CALL = 40,
+ R_386_TLS_DESC = 41,
+ R_386_IRELATIVE = 42,
+ R_386_NUM = 43
+};
+
+// MBlaze relocations.
+enum {
+ R_MICROBLAZE_NONE = 0,
+ R_MICROBLAZE_32 = 1,
+ R_MICROBLAZE_32_PCREL = 2,
+ R_MICROBLAZE_64_PCREL = 3,
+ R_MICROBLAZE_32_PCREL_LO = 4,
+ R_MICROBLAZE_64 = 5,
+ R_MICROBLAZE_32_LO = 6,
+ R_MICROBLAZE_SRO32 = 7,
+ R_MICROBLAZE_SRW32 = 8,
+ R_MICROBLAZE_64_NONE = 9,
+ R_MICROBLAZE_32_SYM_OP_SYM = 10,
+ R_MICROBLAZE_GNU_VTINHERIT = 11,
+ R_MICROBLAZE_GNU_VTENTRY = 12,
+ R_MICROBLAZE_GOTPC_64 = 13,
+ R_MICROBLAZE_GOT_64 = 14,
+ R_MICROBLAZE_PLT_64 = 15,
+ R_MICROBLAZE_REL = 16,
+ R_MICROBLAZE_JUMP_SLOT = 17,
+ R_MICROBLAZE_GLOB_DAT = 18,
+ R_MICROBLAZE_GOTOFF_64 = 19,
+ R_MICROBLAZE_GOTOFF_32 = 20,
+ R_MICROBLAZE_COPY = 21
+};
+
+// ELF Relocation types for ARM
+// Meets 2.08 ABI Specs.
+
+enum {
+ R_ARM_NONE = 0x00,
+ R_ARM_PC24 = 0x01,
+ R_ARM_ABS32 = 0x02,
+ R_ARM_REL32 = 0x03,
+ R_ARM_LDR_PC_G0 = 0x04,
+ R_ARM_ABS16 = 0x05,
+ R_ARM_ABS12 = 0x06,
+ R_ARM_THM_ABS5 = 0x07,
+ R_ARM_ABS8 = 0x08,
+ R_ARM_SBREL32 = 0x09,
+ R_ARM_THM_CALL = 0x0a,
+ R_ARM_THM_PC8 = 0x0b,
+ R_ARM_BREL_ADJ = 0x0c,
+ R_ARM_TLS_DESC = 0x0d,
+ R_ARM_THM_SWI8 = 0x0e,
+ R_ARM_XPC25 = 0x0f,
+ R_ARM_THM_XPC22 = 0x10,
+ R_ARM_TLS_DTPMOD32 = 0x11,
+ R_ARM_TLS_DTPOFF32 = 0x12,
+ R_ARM_TLS_TPOFF32 = 0x13,
+ R_ARM_COPY = 0x14,
+ R_ARM_GLOB_DAT = 0x15,
+ R_ARM_JUMP_SLOT = 0x16,
+ R_ARM_RELATIVE = 0x17,
+ R_ARM_GOTOFF32 = 0x18,
+ R_ARM_BASE_PREL = 0x19,
+ R_ARM_GOT_BREL = 0x1a,
+ R_ARM_PLT32 = 0x1b,
+ R_ARM_CALL = 0x1c,
+ R_ARM_JUMP24 = 0x1d,
+ R_ARM_THM_JUMP24 = 0x1e,
+ R_ARM_BASE_ABS = 0x1f,
+ R_ARM_ALU_PCREL_7_0 = 0x20,
+ R_ARM_ALU_PCREL_15_8 = 0x21,
+ R_ARM_ALU_PCREL_23_15 = 0x22,
+ R_ARM_LDR_SBREL_11_0_NC = 0x23,
+ R_ARM_ALU_SBREL_19_12_NC = 0x24,
+ R_ARM_ALU_SBREL_27_20_CK = 0x25,
+ R_ARM_TARGET1 = 0x26,
+ R_ARM_SBREL31 = 0x27,
+ R_ARM_V4BX = 0x28,
+ R_ARM_TARGET2 = 0x29,
+ R_ARM_PREL31 = 0x2a,
+ R_ARM_MOVW_ABS_NC = 0x2b,
+ R_ARM_MOVT_ABS = 0x2c,
+ R_ARM_MOVW_PREL_NC = 0x2d,
+ R_ARM_MOVT_PREL = 0x2e,
+ R_ARM_THM_MOVW_ABS_NC = 0x2f,
+ R_ARM_THM_MOVT_ABS = 0x30,
+ R_ARM_THM_MOVW_PREL_NC = 0x31,
+ R_ARM_THM_MOVT_PREL = 0x32,
+ R_ARM_THM_JUMP19 = 0x33,
+ R_ARM_THM_JUMP6 = 0x34,
+ R_ARM_THM_ALU_PREL_11_0 = 0x35,
+ R_ARM_THM_PC12 = 0x36,
+ R_ARM_ABS32_NOI = 0x37,
+ R_ARM_REL32_NOI = 0x38,
+ R_ARM_ALU_PC_G0_NC = 0x39,
+ R_ARM_ALU_PC_G0 = 0x3a,
+ R_ARM_ALU_PC_G1_NC = 0x3b,
+ R_ARM_ALU_PC_G1 = 0x3c,
+ R_ARM_ALU_PC_G2 = 0x3d,
+ R_ARM_LDR_PC_G1 = 0x3e,
+ R_ARM_LDR_PC_G2 = 0x3f,
+ R_ARM_LDRS_PC_G0 = 0x40,
+ R_ARM_LDRS_PC_G1 = 0x41,
+ R_ARM_LDRS_PC_G2 = 0x42,
+ R_ARM_LDC_PC_G0 = 0x43,
+ R_ARM_LDC_PC_G1 = 0x44,
+ R_ARM_LDC_PC_G2 = 0x45,
+ R_ARM_ALU_SB_G0_NC = 0x46,
+ R_ARM_ALU_SB_G0 = 0x47,
+ R_ARM_ALU_SB_G1_NC = 0x48,
+ R_ARM_ALU_SB_G1 = 0x49,
+ R_ARM_ALU_SB_G2 = 0x4a,
+ R_ARM_LDR_SB_G0 = 0x4b,
+ R_ARM_LDR_SB_G1 = 0x4c,
+ R_ARM_LDR_SB_G2 = 0x4d,
+ R_ARM_LDRS_SB_G0 = 0x4e,
+ R_ARM_LDRS_SB_G1 = 0x4f,
+ R_ARM_LDRS_SB_G2 = 0x50,
+ R_ARM_LDC_SB_G0 = 0x51,
+ R_ARM_LDC_SB_G1 = 0x52,
+ R_ARM_LDC_SB_G2 = 0x53,
+ R_ARM_MOVW_BREL_NC = 0x54,
+ R_ARM_MOVT_BREL = 0x55,
+ R_ARM_MOVW_BREL = 0x56,
+ R_ARM_THM_MOVW_BREL_NC = 0x57,
+ R_ARM_THM_MOVT_BREL = 0x58,
+ R_ARM_THM_MOVW_BREL = 0x59,
+ R_ARM_TLS_GOTDESC = 0x5a,
+ R_ARM_TLS_CALL = 0x5b,
+ R_ARM_TLS_DESCSEQ = 0x5c,
+ R_ARM_THM_TLS_CALL = 0x5d,
+ R_ARM_PLT32_ABS = 0x5e,
+ R_ARM_GOT_ABS = 0x5f,
+ R_ARM_GOT_PREL = 0x60,
+ R_ARM_GOT_BREL12 = 0x61,
+ R_ARM_GOTOFF12 = 0x62,
+ R_ARM_GOTRELAX = 0x63,
+ R_ARM_GNU_VTENTRY = 0x64,
+ R_ARM_GNU_VTINHERIT = 0x65,
+ R_ARM_THM_JUMP11 = 0x66,
+ R_ARM_THM_JUMP8 = 0x67,
+ R_ARM_TLS_GD32 = 0x68,
+ R_ARM_TLS_LDM32 = 0x69,
+ R_ARM_TLS_LDO32 = 0x6a,
+ R_ARM_TLS_IE32 = 0x6b,
+ R_ARM_TLS_LE32 = 0x6c,
+ R_ARM_TLS_LDO12 = 0x6d,
+ R_ARM_TLS_LE12 = 0x6e,
+ R_ARM_TLS_IE12GP = 0x6f,
+ R_ARM_PRIVATE_0 = 0x70,
+ R_ARM_PRIVATE_1 = 0x71,
+ R_ARM_PRIVATE_2 = 0x72,
+ R_ARM_PRIVATE_3 = 0x73,
+ R_ARM_PRIVATE_4 = 0x74,
+ R_ARM_PRIVATE_5 = 0x75,
+ R_ARM_PRIVATE_6 = 0x76,
+ R_ARM_PRIVATE_7 = 0x77,
+ R_ARM_PRIVATE_8 = 0x78,
+ R_ARM_PRIVATE_9 = 0x79,
+ R_ARM_PRIVATE_10 = 0x7a,
+ R_ARM_PRIVATE_11 = 0x7b,
+ R_ARM_PRIVATE_12 = 0x7c,
+ R_ARM_PRIVATE_13 = 0x7d,
+ R_ARM_PRIVATE_14 = 0x7e,
+ R_ARM_PRIVATE_15 = 0x7f,
+ R_ARM_ME_TOO = 0x80,
+ R_ARM_THM_TLS_DESCSEQ16 = 0x81,
+ R_ARM_THM_TLS_DESCSEQ32 = 0x82
+};
+
+
+
// Section header.
struct Elf32_Shdr {
Elf32_Word sh_name; // Section name (index into string table)
SHN_HIPROC = 0xff1f, // Highest processor-specific index
SHN_ABS = 0xfff1, // Symbol has absolute value; does not need relocation
SHN_COMMON = 0xfff2, // FORTRAN COMMON or C external global variables
+ SHN_XINDEX = 0xffff, // Mark that the index is >= SHN_LORESERVE
SHN_HIRESERVE = 0xffff // Highest reserved index
};
SHT_LOOS = 0x60000000, // Lowest operating system-specific type.
SHT_HIOS = 0x6fffffff, // Highest operating system-specific type.
SHT_LOPROC = 0x70000000, // Lowest processor architecture-specific type.
+ // Fixme: All this is duplicated in MCSectionELF. Why??
+ // Exception Index table
+ SHT_ARM_EXIDX = 0x70000001U,
+ // BPABI DLL dynamic linking pre-emption map
+ SHT_ARM_PREEMPTMAP = 0x70000002U,
+ // Object file compatibility attributes
+ SHT_ARM_ATTRIBUTES = 0x70000003U,
+ SHT_ARM_DEBUGOVERLAY = 0x70000004U,
+ SHT_ARM_OVERLAYSECTION = 0x70000005U,
+
SHT_HIPROC = 0x7fffffff, // Highest processor architecture-specific type.
SHT_LOUSER = 0x80000000, // Lowest type reserved for applications.
SHT_HIUSER = 0xffffffff // Highest type reserved for applications.
SHF_MASKPROC = 0xf0000000 // Bits indicating processor-specific flags.
};
+// Section Group Flags
+enum {
+ GRP_COMDAT = 0x1,
+ GRP_MASKOS = 0x0ff00000,
+ GRP_MASKPROC = 0xf0000000
+};
+
// Symbol table entries for ELF32.
struct Elf32_Sym {
Elf32_Word st_name; // Symbol name (index into string table)
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