diff options
Diffstat (limited to 'ldso/ldso/sparc/dl-sysdep.h')
-rw-r--r-- | ldso/ldso/sparc/dl-sysdep.h | 51 |
1 files changed, 47 insertions, 4 deletions
diff --git a/ldso/ldso/sparc/dl-sysdep.h b/ldso/ldso/sparc/dl-sysdep.h index c6ac89e11..ddf74e21e 100644 --- a/ldso/ldso/sparc/dl-sysdep.h +++ b/ldso/ldso/sparc/dl-sysdep.h @@ -41,9 +41,51 @@ extern unsigned int _dl_linux_resolver(unsigned int reloc_entry, /* * Define this if you want a dynamic loader that works on Solaris. */ +#ifndef __linux__ #define SOLARIS_COMPATIBLE +#endif + +#ifndef COMPILE_ASM +/* Cheap modulo implementation, taken from arm/ld_sysdep.h. */ +static inline unsigned long +sparc_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; -#define do_rem(result, n, base) result = (n % base) + 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 = sparc_mod(n, base); +#endif /* * dbx wants the binder to have a specific name. Mustn't disappoint it. @@ -53,9 +95,10 @@ extern unsigned int _dl_linux_resolver(unsigned int reloc_entry, #endif /* 4096 bytes alignment */ -#define PAGE_ALIGN 0xfffff000 -#define ADDR_ALIGN 0xfff -#define OFFS_ALIGN 0x7ffff000 +/* ...but 8192 is required for mmap() on sparc64 kernel */ +#define PAGE_ALIGN 0xffffe000 +#define ADDR_ALIGN 0x1fff +#define OFFS_ALIGN 0x7fffe000 /* ELF_RTYPE_CLASS_PLT iff TYPE describes relocation of a PLT entry, so PLT entries should not be allowed to define the value. |