diff options
Diffstat (limited to 'ldso/ldso/mips/ld_sysdep.h')
| -rw-r--r-- | ldso/ldso/mips/ld_sysdep.h | 136 |
1 files changed, 0 insertions, 136 deletions
diff --git a/ldso/ldso/mips/ld_sysdep.h b/ldso/ldso/mips/ld_sysdep.h deleted file mode 100644 index 17ce7cf71..000000000 --- a/ldso/ldso/mips/ld_sysdep.h +++ /dev/null @@ -1,136 +0,0 @@ -/* vi: set sw=4 ts=4: */ - -/* - * Various assmbly language/system dependent hacks that are required - * so that we can minimize the amount of platform specific code. - */ - -/* - * Define this if the system uses RELOCA. - */ -#undef ELF_USES_RELOCA - - -/* - * Get a pointer to the argv array. On many platforms this can be just - * the address if the first argument, on other platforms we need to - * do something a little more subtle here. - */ -#define GET_ARGV(ARGVP, ARGS) ARGVP = ((unsigned long *) ARGS) - - -/* - * Initialization sequence for the application/library GOT. - */ -#define INIT_GOT(GOT_BASE,MODULE) \ -do { \ - unsigned long i; \ - \ - /* Check if this is the dynamic linker itself */ \ - if (MODULE->libtype == program_interpreter) \ - continue; \ - \ - /* Fill in first two GOT entries according to the ABI */ \ - GOT_BASE[0] = (unsigned long) _dl_linux_resolve; \ - GOT_BASE[1] = (unsigned long) MODULE; \ - \ - /* Add load address displacement to all local GOT entries */ \ - i = 2; \ - while (i < MODULE->mips_local_gotno) \ - GOT_BASE[i++] += (unsigned long) MODULE->loadaddr; \ - \ -} while (0) - - -/* - * Here is a macro to perform the GOT relocation. This is only - * used when bootstrapping the dynamic loader. - */ -#define PERFORM_BOOTSTRAP_GOT(got) \ -do { \ - Elf32_Sym *sym; \ - unsigned long i; \ - \ - /* Add load address displacement to all local GOT entries */ \ - i = 2; \ - while (i < tpnt->mips_local_gotno) \ - got[i++] += load_addr; \ - \ - /* Handle global GOT entries */ \ - got += tpnt->mips_local_gotno; \ - sym = (Elf32_Sym *) (tpnt->dynamic_info[DT_SYMTAB] + \ - load_addr) + tpnt->mips_gotsym; \ - i = tpnt->mips_symtabno - tpnt->mips_gotsym; \ - \ - while (i--) { \ - if (sym->st_shndx == SHN_UNDEF || \ - sym->st_shndx == SHN_COMMON) \ - *got = load_addr + sym->st_value; \ - else if (ELF32_ST_TYPE(sym->st_info) == STT_FUNC && \ - *got != sym->st_value) \ - *got += load_addr; \ - else if (ELF32_ST_TYPE(sym->st_info) == STT_SECTION) { \ - if (sym->st_other == 0) \ - *got += load_addr; \ - } \ - else \ - *got = load_addr + sym->st_value; \ - \ - got++; \ - sym++; \ - } \ -} while (0) - - -/* - * Here is a macro to perform a relocation. This is only used when - * bootstrapping the dynamic loader. - */ -#define PERFORM_BOOTSTRAP_RELOC(RELP,REL,SYMBOL,LOAD,SYMTAB) \ - switch(ELF32_R_TYPE((RELP)->r_info)) { \ - case R_MIPS_REL32: \ - if (symtab_index) { \ - if (symtab_index < tpnt->mips_gotsym) \ - *REL += SYMBOL; \ - } \ - else { \ - *REL += LOAD; \ - } \ - break; \ - case R_MIPS_NONE: \ - break; \ - default: \ - SEND_STDERR("Aiieeee!"); \ - _dl_exit(1); \ - } - - -/* - * Transfer control to the user's application, once the dynamic loader - * is done. This routine has to exit the current function, then - * call the _dl_elf_main function. For MIPS, we do it in assembly - * because the stack doesn't get properly restored otherwise. Got look - * at boot1_arch.h - */ -#define START() - - -/* Here we define the magic numbers that this dynamic loader should accept */ -#define MAGIC1 EM_MIPS -#define MAGIC2 EM_MIPS_RS3_LE - - -/* Used for error messages */ -#define ELF_TARGET "MIPS" - - -unsigned long _dl_linux_resolver(unsigned long sym_index, - unsigned long old_gpreg); - - -#define do_rem(result, n, base) result = (n % base) - -/* 4096 bytes alignment */ -#define PAGE_ALIGN 0xfffff000 -#define ADDR_ALIGN 0xfff -#define OFFS_ALIGN 0x7ffff000 |