-#include <stdint.h>
-#include <string.h>
-#include <elf.h>
+#define LDSO_ARCH "x86_64"
-#define ETC_LDSO_PATH "/etc/ld-musl-x86_64.path"
+#define REL_SYMBOLIC R_X86_64_64
+#define REL_OFFSET32 R_X86_64_PC32
+#define REL_GOT R_X86_64_GLOB_DAT
+#define REL_PLT R_X86_64_JUMP_SLOT
+#define REL_RELATIVE R_X86_64_RELATIVE
+#define REL_COPY R_X86_64_COPY
+#define REL_DTPMOD R_X86_64_DTPMOD64
+#define REL_DTPOFF R_X86_64_DTPOFF64
+#define REL_TPOFF R_X86_64_TPOFF64
+#define REL_TLSDESC R_X86_64_TLSDESC
-#define IS_COPY(x) ((x)==R_X86_64_COPY)
-#define IS_PLT(x) ((x)==R_X86_64_JUMP_SLOT)
+#define CRTJMP(pc,sp) __asm__ __volatile__( \
+ "mov %1,%%rsp ; jmp *%0" : : "r"(pc), "r"(sp) : "memory" )
-static inline void do_single_reloc(
- struct dso *self, unsigned char *base_addr,
- size_t *reloc_addr, int type, size_t addend,
- Sym *sym, size_t sym_size,
- struct symdef def, size_t sym_val)
-{
- switch(type) {
- case R_X86_64_GLOB_DAT:
- case R_X86_64_JUMP_SLOT:
- case R_X86_64_64:
- *reloc_addr = sym_val + addend;
- break;
- case R_X86_64_32:
- *(uint32_t *)reloc_addr = sym_val + addend;
- break;
- case R_X86_64_PC32:
- *reloc_addr = sym_val + addend - (size_t)reloc_addr + (size_t)base_addr;
- break;
- case R_X86_64_RELATIVE:
- *reloc_addr = (size_t)base_addr + addend;
- break;
- case R_X86_64_COPY:
- memcpy(reloc_addr, (void *)sym_val, sym_size);
- break;
- case R_X86_64_DTPMOD64:
- *reloc_addr = def.dso ? def.dso->tls_id : self->tls_id;
- break;
- case R_X86_64_DTPOFF64:
- *reloc_addr = def.sym->st_value + addend;
- break;
- case R_X86_64_TPOFF64:
- *reloc_addr = (def.sym
- ? def.sym->st_value - def.dso->tls_offset
- : 0 - self->tls_offset) + addend;
- break;
- }
-}
+#define GETFUNCSYM(fp, sym, got) __asm__ ( \
+ ".hidden " #sym "\n" \
+ " lea " #sym "(%%rip),%0\n" \
+ : "=r"(*fp) : : "memory" )