diff options
Diffstat (limited to 'ldso/ldso/cris/ld_sysdep.h')
-rw-r--r-- | ldso/ldso/cris/ld_sysdep.h | 112 |
1 files changed, 0 insertions, 112 deletions
diff --git a/ldso/ldso/cris/ld_sysdep.h b/ldso/ldso/cris/ld_sysdep.h deleted file mode 100644 index c127076ff..000000000 --- a/ldso/ldso/cris/ld_sysdep.h +++ /dev/null @@ -1,112 +0,0 @@ -/* CRIS can never use Elf32_Rel relocations. */ -#define 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 a GOT. - */ -#define INIT_GOT(GOT_BASE,MODULE) \ -{ \ - GOT_BASE[1] = (unsigned long) MODULE; \ - GOT_BASE[2] = (unsigned long) _dl_linux_resolve; \ -} - -/* - * Here is a macro to perform a relocation. This is only used when - * bootstrapping the dynamic loader. RELP is the relocation that we - * are performing, REL is the pointer to the address we are relocating. - * SYMBOL is the symbol involved in the relocation, and LOAD is the - * load address. - */ -#define PERFORM_BOOTSTRAP_RELOC(RELP, REL, SYMBOL, LOAD, SYMTAB) \ - switch (ELF32_R_TYPE((RELP)->r_info)) { \ - case R_CRIS_GLOB_DAT: \ - case R_CRIS_JUMP_SLOT: \ - case R_CRIS_32: \ - *REL = SYMBOL; \ - break; \ - case R_CRIS_16_PCREL: \ - *(short *) *REL = SYMBOL + (RELP)->r_addend - *REL - 2; \ - break; \ - case R_CRIS_32_PCREL: \ - *REL = SYMBOL + (RELP)->r_addend - *REL - 4; \ - break; \ - case R_CRIS_NONE: \ - break; \ - case R_CRIS_RELATIVE: \ - *REL = (unsigned long) LOAD + (RELP)->r_addend; \ - break; \ - default: \ - _dl_exit(1); \ - break; \ - } - -/* - * Transfer control to the user's application once the dynamic loader - * is done. This routine has to exit the current function, then call - * _dl_elf_main. - */ -#define START() __asm__ volatile ("moveq 0,$r8\n\t" \ - "move $r8,$srp\n\t" \ - "move.d %1,$sp\n\t" \ - "jump %0\n\t" \ - : : "r" (_dl_elf_main), "r" (args)) - -/* Defined some magic numbers that this ld.so should accept. */ -#define MAGIC1 EM_CRIS -#undef MAGIC2 -#define ELF_TARGET "CRIS" - -struct elf_resolve; -extern unsigned long _dl_linux_resolver(struct elf_resolve *tpnt, int reloc_entry); - -/* Cheap modulo implementation, taken from arm/ld_sysdep.h. */ -static inline unsigned long -cris_mod(unsigned long m, unsigned long p) -{ - unsigned long i, t, inc; - - i = p; - t = 0; - - while (!(i & (1 << 31))) { - i <<= 1; - t++; - } - - t--; - - for (inc = t; inc > 2; inc--) { - i = p << inc; - - if (i & (1 << 31)) - break; - - while (m >= i) { - m -= i; - i <<= 1; - if (i & (1 << 31)) - break; - if (i < p) - break; - } - } - - while (m >= p) - m -= p; - - return m; -} - -#define do_rem(result, n, base) result = cris_mod(n, base); - -/* 8192 bytes alignment */ -#define PAGE_ALIGN 0xffffe000 -#define ADDR_ALIGN 0x1fff -#define OFFS_ALIGN 0xffffe000 |