1 /* $NetBSD: elf_machdep.h,v 1.16 2025/04/18 17:56:50 riastradh Exp $ */ 2 3 #ifndef _ALPHA_ELF_MACHDEP_H_ 4 #define _ALPHA_ELF_MACHDEP_H_ 5 6 /* 7 * Alpha ELF uses different (non-standard) definitions for the symbol 8 * hash table section. 9 */ 10 #define Elf_Symindx uint64_t 11 12 #define ELF32_MACHDEP_ENDIANNESS XXX /* break compilation */ 13 #define ELF32_MACHDEP_ID_CASES \ 14 /* no 32-bit ELF machine types supported */ 15 16 #define ELF64_MACHDEP_ENDIANNESS ELFDATA2LSB 17 #define ELF64_MACHDEP_ID_CASES \ 18 case EM_OLD_ALPHA: \ 19 case EM_ALPHA: \ 20 break; 21 22 #define ELF64_MACHDEP_ID EM_ALPHA 23 24 #define KERN_ELFSIZE 64 25 #define ARCH_ELFSIZE 64 /* MD native binary size */ 26 27 /* 28 * Alpha Relocation Types 29 */ 30 #define R_ALPHA_NONE 0 /* No reloc */ 31 #define R_ALPHA_REFLONG 1 /* Direct 32 bit */ 32 #define R_ALPHA_REFQUAD 2 /* Direct 64 bit */ 33 #define R_ALPHA_GPREL32 3 /* GP relative 32 bit */ 34 #define R_ALPHA_LITERAL 4 /* GP relative 16 bit w/optimization */ 35 #define R_ALPHA_LITUSE 5 /* Optimization hint for LITERAL */ 36 #define R_ALPHA_GPDISP 6 /* Add displacement to GP */ 37 #define R_ALPHA_BRADDR 7 /* PC+4 relative 23 bit shifted */ 38 #define R_ALPHA_HINT 8 /* PC+4 relative 16 bit shifted */ 39 #define R_ALPHA_SREL16 9 /* PC relative 16 bit */ 40 #define R_ALPHA_SREL32 10 /* PC relative 32 bit */ 41 #define R_ALPHA_SREL64 11 /* PC relative 64 bit */ 42 #define R_ALPHA_OP_PUSH 12 /* OP stack push */ 43 #define R_ALPHA_OP_STORE 13 /* OP stack pop and store */ 44 #define R_ALPHA_OP_PSUB 14 /* OP stack subtract */ 45 #define R_ALPHA_OP_PRSHIFT 15 /* OP stack right shift */ 46 #define R_ALPHA_GPVALUE 16 47 #define R_ALPHA_GPRELHIGH 17 48 #define R_ALPHA_GPRELLOW 18 49 #define R_ALPHA_IMMED_GP_16 19 50 #define R_ALPHA_IMMED_GP_HI32 20 51 #define R_ALPHA_IMMED_SCN_HI32 21 52 #define R_ALPHA_IMMED_BR_HI32 22 53 #define R_ALPHA_IMMED_LO32 23 54 #define R_ALPHA_COPY 24 /* Copy symbol at runtime */ 55 #define R_ALPHA_GLOB_DAT 25 /* Create GOT entry */ 56 #define R_ALPHA_JMP_SLOT 26 /* Create PLT entry */ 57 #define R_ALPHA_RELATIVE 27 /* Adjust by program base */ 58 #define R_ALPHA_BRSGP 28 59 60 /* TLS relocations */ 61 #define R_ALPHA_TLS_GD 29 62 #define R_ALPHA_TLSLDM 30 63 #define R_ALPHA_DTPMOD64 31 64 #define R_ALPHA_GOTDTPREL 32 65 #define R_ALPHA_DTPREL64 33 66 #define R_ALPHA_DTPRELHI 34 67 #define R_ALPHA_DTPRELLO 35 68 #define R_ALPHA_DTPREL16 36 69 #define R_ALPHA_GOTTPREL 37 70 #define R_ALPHA_TPREL64 38 71 #define R_ALPHA_TPRELHI 39 72 #define R_ALPHA_TPRELLO 40 73 #define R_ALPHA_TPREL16 41 74 75 #define R_TYPE(name) __CONCAT(R_ALPHA_,name) 76 77 /* Alpha dynamic tags */ 78 #define DT_ALPHA_PLTRO 0x70000000 /* secure (read-only) PLT */ 79 80 #endif /* _ALPHA_ELF_MACHDEP_H_ */ 81