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 void 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                 *reloc_addr = sym_val;
  22                 break;
  23         case R_SH_RELATIVE:
  24                 *reloc_addr = (size_t)base_addr + addend;
  25                 break;
  26         case R_SH_DIR32:
  27                 *reloc_addr = sym_val + addend;
  28                 break;
  29         case R_SH_REL32:
  30                 *reloc_addr = sym_val + addend - (size_t)reloc_addr + (size_t)base_addr;
  31                 break;
  32         case R_SH_COPY:
  33                 memcpy(reloc_addr, (void *)sym_val, sym_size);
  34                 break;
  35         case R_SH_TLS_DTPMOD32:
  36                 *reloc_addr += def.dso ? def.dso->tls_id : self->tls_id;
  37                 break;
  38         case R_SH_TLS_DTPOFF32:
  39                 *reloc_addr += def.sym->st_value;
  40                 break;
  41         case R_SH_TLS_TPOFF32:
  42                 *reloc_addr += def.sym
  43                         ? def.sym->st_value + def.dso->tls_offset + 8
  44                         : self->tls_offset + 8;
  45                 break;
  46         }
  47 }