1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768 |
- /* 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.
- * Copyright (C) 2000-2004 by Erik Andersen <andersen@codpoet.org>
- */
- /* Define this if the system uses RELOCA. */
- #undef ELF_USES_RELOCA
- /* Initialization sequence for the GOT. */
- #define INIT_GOT(GOT_BASE,MODULE) \
- { \
- GOT_BASE[2] = (unsigned long) _dl_linux_resolve; \
- GOT_BASE[1] = (unsigned long) MODULE; \
- }
- static inline unsigned long arm_modulus(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=arm_modulus(n,base);
- /* Here we define the magic numbers that this dynamic loader should accept */
- #define MAGIC1 EM_ARM
- #undef MAGIC2
- /* Used for error messages */
- #define ELF_TARGET "ARM"
- struct elf_resolve;
- unsigned long _dl_linux_resolver(struct elf_resolve * tpnt, int reloc_entry);
- /* 4096 bytes alignment */
- #define PAGE_ALIGN 0xfffff000
- #define ADDR_ALIGN 0xfff
- #define OFFS_ALIGN 0x7ffff000
- /* ELF_RTYPE_CLASS_PLT iff TYPE describes relocation of a PLT entry, so
- PLT entries should not be allowed to define the value.
- ELF_RTYPE_CLASS_NOCOPY iff TYPE should not be allowed to resolve to one
- of the main executable's symbols, as for a COPY reloc. */
- #define elf_machine_type_class(type) \
- ((((type) == R_ARM_JUMP_SLOT) * ELF_RTYPE_CLASS_PLT) \
- | (((type) == R_ARM_COPY) * ELF_RTYPE_CLASS_COPY))
|