nsz Git - musl/blob - arch/sh/reloc.h

   1 #if __BYTE_ORDER == __BIG_ENDIAN
   2 #define ENDIAN_SUFFIX "eb"
   3 #else
   4 #define ENDIAN_SUFFIX ""
   5 #endif
   6
   7 #define LDSO_ARCH "sh" ENDIAN_SUFFIX
   8
   9 #define IS_COPY(x) ((x) == R_SH_COPY)
  10 #define IS_PLT(x)  ((x) == R_SH_JMP_SLOT)
  11
  12 static inline int do_single_reloc(
  13         struct dso *self, unsigned char *base_addr,
  14         size_t *reloc_addr, int type, size_t addend,
  15         Sym *sym, size_t sym_size,
  16         struct symdef def, size_t sym_val)
  17 {
  18         switch(type) {
  19         case R_SH_GLOB_DAT:
  20         case R_SH_JMP_SLOT:
  21         case R_SH_DIR32:
  22                 *reloc_addr = sym_val + addend;
  23                 break;
  24         case R_SH_RELATIVE:
  25                 *reloc_addr = (size_t)base_addr + addend;
  26                 break;
  27         case R_SH_REL32:
  28                 *reloc_addr = sym_val + addend - (size_t)reloc_addr;
  29                 break;
  30         case R_SH_COPY:
  31                 memcpy(reloc_addr, (void *)sym_val, sym_size);
  32                 break;
  33         case R_SH_TLS_DTPMOD32:
  34                 *reloc_addr = def.dso ? def.dso->tls_id : self->tls_id;
  35                 break;
  36         case R_SH_TLS_DTPOFF32:
  37                 *reloc_addr = def.sym->st_value + addend;
  38                 break;
  39         case R_SH_TLS_TPOFF32:
  40                 *reloc_addr = (def.sym
  41                         ? def.sym->st_value + def.dso->tls_offset
  42                         : self->tls_offset) + 8 + addend;
  43                 break;
  44         }
  45         return 0;
  46 }