When there are global variables, it will fail to load

[cisk123]

Hello，
When there are global variables, it will fail to load

` #define _GNU_SOURCE
#include <stdio.h>
#include <stdlib.h>

int num = 0;
void run(void) {
num = 1;
puts("Hello from lib_sample.so!");
return;
}

attribute ((constructor)) void init(void) {
puts("Lib initialized successfully!");
return;
} `

./test64 lib_sample64.so run 1

[nwdxlgzs]

fix demo (aarhc64 version):

            case R_AARCH64_GLOB_DAT:
                idx_x = ELF64_R_SYM(rela_dyn[x].r_info);
                s_name = (char *) dyn_str + dyn_sym[idx_x].st_name;
                if (dyn_sym[idx_x].st_shndx != SHN_UNDEF) {
                    *((uint64_t *) (lib_addr + rela_dyn[x].r_offset)) =
                            (uint64_t) (lib_addr + dyn_sym[idx_x].st_value) + rela_dyn[x].r_addend;
#if LD_DEBUG
                    LOGE("\t[i] GLOB_DAT: %s @ %p (local)\n", s_name,
                         (void *) (lib_addr + dyn_sym[idx_x].st_value));
#endif
                } else {
                    void *sym_addr = NULL;
                    for (int p = 0; p < needed_n; p++) {
                        sym_addr = dlsym((void *) lb_hdl[p], s_name);
                        if (sym_addr != NULL) {
                            *((uint64_t *) (lib_addr + rela_dyn[x].r_offset)) =
                                    (uint64_t) sym_addr + rela_dyn[x].r_addend;
#if LD_DEBUG
                            LOGE("\t[i] GLOB_DAT: %s @ %p (external)\n", s_name, sym_addr);
#endif
                            break;
                        }
                    }
                    if (sym_addr == NULL) {
#if LD_DEBUG
                        LOGE("\t[!] GLOB_DAT: Failed to resolve %s\n", s_name);
#endif
                    }
                }
                break;