libc-top-half/musl/arch/mips64/reloc.h

   1 #if __mips_isa_rev >= 6
   2 #define ISA_SUFFIX "r6"
   3 #else
   4 #define ISA_SUFFIX ""
   5 #endif
   6
   7 #if __BYTE_ORDER == __LITTLE_ENDIAN
   8 #define ENDIAN_SUFFIX "el"
   9 #else
  10 #define ENDIAN_SUFFIX ""
  11 #endif
  12
  13 #ifdef __mips_soft_float
  14 #define FP_SUFFIX "-sf"
  15 #else
  16 #define FP_SUFFIX ""
  17 #endif
  18
  19 #define LDSO_ARCH "mips64" ISA_SUFFIX ENDIAN_SUFFIX FP_SUFFIX
  20
  21 #define TPOFF_K (-0x7000)
  22
  23 #define REL_SYM_OR_REL  4611
  24 #define REL_PLT         R_MIPS_JUMP_SLOT
  25 #define REL_COPY        R_MIPS_COPY
  26 #define REL_DTPMOD      R_MIPS_TLS_DTPMOD64
  27 #define REL_DTPOFF      R_MIPS_TLS_DTPREL64
  28 #define REL_TPOFF       R_MIPS_TLS_TPREL64
  29
  30 #include <endian.h>
  31
  32 #undef R_TYPE
  33 #undef R_SYM
  34 #undef R_INFO
  35 #define R_TYPE(x) (be64toh(x)&0x7fffffff)
  36 #define R_SYM(x) (be32toh(be64toh(x)>>32))
  37 #define R_INFO(s,t) (htobe64((uint64_t)htobe32(s)<<32 | (uint64_t)t))
  38
  39 #define NEED_MIPS_GOT_RELOCS 1
  40 #define DT_DEBUG_INDIRECT DT_MIPS_RLD_MAP
  41 #define ARCH_SYM_REJECT_UND(s) (!((s)->st_other & STO_MIPS_PLT))
  42
  43 #define CRTJMP(pc,sp) __asm__ __volatile__( \
  44         "move $sp,%1 ; jr %0" : : "r"(pc), "r"(sp) : "memory" )
  45
  46 #define GETFUNCSYM(fp, sym, got) __asm__ ( \
  47         ".hidden " #sym "\n" \
  48         ".set push \n" \
  49         ".set noreorder \n" \
  50         ".align 8 \n" \
  51         "       bal 1f \n" \
  52         "        nop \n" \
  53         "       .gpdword . \n" \
  54         "       .gpdword " #sym " \n" \
  55         "1:     ld %0, ($ra) \n" \
  56         "       dsubu %0, $ra, %0 \n" \
  57         "       ld $ra, 8($ra) \n" \
  58         "       daddu %0, %0, $ra \n" \
  59         ".set pop \n" \
  60         : "=r"(*(fp)) : : "memory", "ra" )