dynamic linker bootstrap overhaul

[musl] / arch / mips / reloc.h

diff --git a/arch/mips/reloc.h b/arch/mips/reloc.h
index 76df112..8aa0285 100644 (file)
--- a/arch/mips/reloc.h
+++ b/arch/mips/reloc.h
@@ -1,23 +1,31 @@
-#include <string.h>
-#include <elf.h>
+#include <endian.h>
 
-#define ETC_LDSO_PATH "/etc/ld-musl-mips.path"
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+#define ENDIAN_SUFFIX "el"
+#else
+#define ENDIAN_SUFFIX ""
+#endif
 
-#define IS_COPY(x) ((x)==R_MIPS_COPY)
-#define IS_PLT(x) ((x)==R_MIPS_JUMP_SLOT)
+#ifdef __mips_soft_float
+#define FP_SUFFIX "-sf"
+#else
+#define FP_SUFFIX ""
+#endif
 
-static inline void do_single_reloc(size_t *reloc_addr, int type, size_t sym_val, size_t sym_size, unsigned char *base_addr, size_t addend)
-{
-       switch(type) {
-       case R_MIPS_JUMP_SLOT:
-               *reloc_addr = sym_val;
-               break;
-       case R_MIPS_REL32:
-               // FIXME: how do symbolic relocs come in here ?
-               *reloc_addr += (size_t)base_addr;
-               break;
-       case R_MIPS_COPY:
-               memcpy(reloc_addr, (void *)sym_val, sym_size);
-               break;
-       }
-}
+#define LDSO_ARCH "mips" ENDIAN_SUFFIX FP_SUFFIX
+
+#define TPOFF_K (-0x7000)
+
+#define REL_SYM_OR_REL  R_MIPS_REL32
+#define REL_PLT         R_MIPS_JUMP_SLOT
+#define REL_COPY        R_MIPS_COPY
+#define REL_DTPMOD      R_MIPS_TLS_DTPMOD32
+#define REL_DTPOFF      R_MIPS_TLS_DTPREL32
+#define REL_TPOFF       R_MIPS_TLS_TPREL32
+
+#define NEED_MIPS_GOT_RELOCS 1
+#define DYNAMIC_IS_RO 1
+#define ARCH_SYM_REJECT_UND(s) (!((s)->st_other & STO_MIPS_PLT))
+
+#define CRTJMP(pc,sp) __asm__ __volatile__( \
+       "move $sp,%1 ; jr %0" : : "r"(pc), "r"(sp) : "memory" )