diff options
Diffstat (limited to 'cpukit/libdl/include/arch/arm/machine/elf_machdep.h')
| -rw-r--r-- | cpukit/libdl/include/arch/arm/machine/elf_machdep.h | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/cpukit/libdl/include/arch/arm/machine/elf_machdep.h b/cpukit/libdl/include/arch/arm/machine/elf_machdep.h new file mode 100644 index 0000000000..78c88b5af8 --- /dev/null +++ b/cpukit/libdl/include/arch/arm/machine/elf_machdep.h @@ -0,0 +1,131 @@ +/* $NetBSD: elf_machdep.h,v 1.8 2009/05/30 05:56:52 skrll Exp $ */ + +#if defined(__ARMEB__) +#define ELF32_MACHDEP_ENDIANNESS ELFDATA2MSB +#else +#define ELF32_MACHDEP_ENDIANNESS ELFDATA2LSB +#endif + +#define ELF64_MACHDEP_ENDIANNESS XXX /* break compilation */ +#define ELF64_MACHDEP_ID_CASES \ + /* no 64-bit ELF machine types supported */ + +/* Processor specific flags for the ELF header e_flags field. */ +#define EF_ARM_RELEXEC 0x00000001 +#define EF_ARM_HASENTRY 0x00000002 +#define EF_ARM_INTERWORK 0x00000004 /* GNU binutils 000413 */ +#define EF_ARM_SYMSARESORTED 0x00000004 /* ARM ELF A08 */ +#define EF_ARM_APCS_26 0x00000008 /* GNU binutils 000413 */ +#define EF_ARM_DYNSYMSUSESEGIDX 0x00000008 /* ARM ELF B01 */ +#define EF_ARM_APCS_FLOAT 0x00000010 /* GNU binutils 000413 */ +#define EF_ARM_MAPSYMSFIRST 0x00000010 /* ARM ELF B01 */ +#define EF_ARM_PIC 0x00000020 +#define EF_ARM_ALIGN8 0x00000040 /* 8-bit structure alignment. */ +#define EF_ARM_NEW_ABI 0x00000080 +#define EF_ARM_OLD_ABI 0x00000100 +#define EF_ARM_SOFT_FLOAT 0x00000200 +#define EF_ARM_EABIMASK 0xff000000 + +#define ELF32_MACHDEP_ID_CASES \ + case EM_ARM: \ + break; + +#define ELF32_MACHDEP_ID EM_ARM + +#define ARCH_ELFSIZE 32 /* MD native binary size */ + +/* Processor specific relocation types */ + +#define R_ARM_NONE 0 +#define R_ARM_PC24 1 +#define R_ARM_ABS32 2 +#define R_ARM_REL32 3 +#define R_ARM_PC13 4 +#define R_ARM_ABS16 5 +#define R_ARM_ABS12 6 +#define R_ARM_THM_ABS5 7 +#define R_ARM_ABS8 8 +#define R_ARM_SBREL32 9 +#define R_ARM_THM_CALL 10 +#define R_ARM_THM_PC8 11 +#define R_ARM_AMP_VCALL9 12 +#define R_ARM_SWI24 13 +#define R_ARM_THM_SWI8 14 +#define R_ARM_XPC25 15 +#define R_ARM_THM_XPC22 16 + +/* TLS relocations */ +#define R_ARM_TLS_DTPMOD32 17 /* ID of module containing symbol */ +#define R_ARM_TLS_DTPOFF32 18 /* Offset in TLS block */ +#define R_ARM_TLS_TPOFF32 19 /* Offset in static TLS block */ + +/* 20-31 are reserved for ARM Linux. */ +#define R_ARM_COPY 20 +#define R_ARM_GLOB_DAT 21 +#define R_ARM_JUMP_SLOT 22 +#define R_ARM_RELATIVE 23 +#define R_ARM_GOTOFF 24 +#define R_ARM_GOTPC 25 +#define R_ARM_GOT32 26 +#define R_ARM_PLT32 27 +#define R_ARM_CALL 28 +#define R_ARM_JUMP24 29 +#define R_ARM_THM_JUMP24 30 +#define R_ARM_BASE_ABS 31 + +#define R_ARM_ALU_PCREL_7_0 32 +#define R_ARM_ALU_PCREL_15_8 33 +#define R_ARM_ALU_PCREL_23_15 34 +#define R_ARM_ALU_SBREL_11_0 35 +#define R_ARM_ALU_SBREL_19_12 36 +#define R_ARM_ALU_SBREL_27_20 37 +#define R_ARM_V4BX 40 +#define R_ARM_PREL31 41 + +#define R_ARM_MOVW_ABS_NC 43 +#define R_ARM_MOVT_ABS 44 + +#define R_ARM_THM_MOVW_ABS_NC 47 +#define R_ARM_THM_MOVT_ABS 48 + +#define R_ARM_THM_JUMP19 51 + +/* 96-111 are reserved to G++. */ +#define R_ARM_GNU_VTENTRY 100 +#define R_ARM_GNU_VTINHERIT 101 +#define R_ARM_THM_JUMP11 102 +#define R_ARM_THM_JUMP8 103 + +/* More TLS relocations */ +#define R_ARM_TLS_GD32 104 /* PC-rel 32 bit for global dynamic */ +#define R_ARM_TLS_LDM32 105 /* PC-rel 32 bit for local dynamic */ +#define R_ARM_TLS_LDO32 106 /* 32 bit offset relative to TLS */ +#define R_ARM_TLS_IE32 107 /* PC-rel 32 bit for GOT entry of */ +#define R_ARM_TLS_LE32 108 +#define R_ARM_TLS_LDO12 109 +#define R_ARM_TLS_LE12 110 +#define R_ARM_TLS_IE12GP 111 + +/* 112-127 are reserved for private experiments. */ + +#define R_ARM_RXPC25 249 +#define R_ARM_RSBREL32 250 +#define R_ARM_THM_RPC22 251 +#define R_ARM_RREL32 252 +#define R_ARM_RABS32 253 +#define R_ARM_RPC24 254 +#define R_ARM_RBASE 255 + +#define R_TYPE(name) __CONCAT(R_ARM_,name) + +/* Processor specific program header flags */ +#define PF_ARM_SB 0x10000000 +#define PF_ARM_PI 0x20000000 +#define PF_ARM_ENTRY 0x80000000 + +/* Processor specific section header flags */ +#define SHF_ENTRYSECT 0x10000000 +#define SHF_COMDEF 0x80000000 + +/* Processor specific symbol types */ +#define STT_ARM_TFUNC STT_LOPROC |