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/*
* 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. */
#define ELF_USES_RELOCA
/*
* Initialization sequence for a GOT.
*/
#define INIT_GOT(GOT_BASE,MODULE) \
{ \
GOT_BASE[2] = (unsigned long) _dl_linux_resolve; \
GOT_BASE[1] = (unsigned long) (MODULE); \
}
/* Here we define the magic numbers that this dynamic loader should accept */
#define MAGIC1 EM_SH
#undef MAGIC2
/* Used for error messages */
#define ELF_TARGET "sh"
struct elf_resolve;
extern unsigned long _dl_linux_resolver(struct elf_resolve * tpnt, int reloc_entry);
static __inline__ unsigned int
_dl_urem(unsigned int n, unsigned int base)
{
int res;
__asm__ (""\
"mov #0, r0\n\t" \
"div0u\n\t" \
"" \
"! get one bit from the msb of the numerator into the T\n\t" \
"! bit and divide it by whats in %2. Put the answer bit\n\t" \
"! into the T bit so it can come out again at the bottom\n\t" \
"" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1 ; div1 %2, r0\n\t" \
"" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1 ; div1 %2, r0\n\t" \
"" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1 ; div1 %2, r0\n\t" \
"" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1 ; div1 %2, r0\n\t" \
"rotcl %1\n\t"
: "=r" (res)
: "0" (n), "r" (base)
: "r0","cc");
return n - (base * res);
}
#define do_rem(result, n, base) ((result) = _dl_urem((n), (base)))
/* 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 or
TLS variable, so undefined references 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_SH_JMP_SLOT) * ELF_RTYPE_CLASS_PLT) \
| (((type) == R_SH_COPY) * ELF_RTYPE_CLASS_COPY))
|
