| 144,6 → 144,7 |
|---|
| elf_symbol_t *sym_table; |
| elf_symbol_t *sym; |
| uint32_t *r_ptr; |
| uint16_t *r_ptr16; |
| char *str_tab; |
| |
| elf_symbol_t *sym_def; |
| 154,6 → 155,8 |
|---|
| uint32_t *_plt_ent; |
| uint32_t plt_n; |
| uint32_t pidx; |
| uint32_t t_addr; |
| uint32_t sym_size; |
| |
| plt = m->dyn.plt_got; |
| plt_n = m->dyn.plt_rel_sz / sizeof(elf_rela_t); |
| 184,6 → 187,7 |
|---|
| |
| rel_type = ELF32_R_TYPE(r_info); |
| r_ptr = (uint32_t *)(r_offset + m->bias); |
| r_ptr16 = (uint16_t *)(r_offset + m->bias); |
| |
| if (sym->st_name != 0) { |
| DPRINTF("rel_type: %x, rel_offset: 0x%x\n", rel_type, r_offset); |
| 201,6 → 205,22 |
|---|
| } |
| |
| switch (rel_type) { |
| case R_PPC_ADDR16_LO: |
| DPRINTF("fixup R_PPC_ADDR16_LO (#lo(s+a))\n"); |
| *r_ptr16 = (sym_addr + r_addend) & 0xffff; |
| break; |
| |
| case R_PPC_ADDR16_HI: |
| DPRINTF("fixup R_PPC_ADDR16_HI (#hi(s+a))\n"); |
| *r_ptr16 = (sym_addr + r_addend) >> 16; |
| break; |
| |
| case R_PPC_ADDR16_HA: |
| DPRINTF("fixup R_PPC_ADDR16_HA (#ha(s+a))\n"); |
| t_addr = sym_addr + r_addend; |
| *r_ptr16 = (t_addr >> 16) + ((t_addr & 0x8000) ? 1 : 0); |
| break; |
| |
| case R_PPC_JMP_SLOT: |
| DPRINTF("fixup R_PPC_JMP_SLOT (b+v)\n"); |
| pidx = (r_ptr - _plt_ent) / 2; |
| 217,6 → 237,22 |
|---|
| DPRINTF("fixup R_PPC_ADDR32 (b+v+a)\n"); |
| *r_ptr = r_addend + sym_addr; |
| break; |
| |
| case R_PPC_COPY: |
| /* |
| * Copy symbol data from shared object to specified |
| * location. |
| */ |
| DPRINTF("fixup R_PPC_COPY (s)\n"); |
| sym_size = sym->st_size; |
| if (sym_size != sym_def->st_size) { |
| printf("warning: mismatched symbol sizes\n"); |
| /* Take the lower value. */ |
| if (sym_size > sym_def->st_size) |
| sym_size = sym_def->st_size; |
| } |
| memcpy(r_ptr, (const void *)sym_addr, sym_size); |
| break; |
| |
| case R_PPC_RELATIVE: |
| DPRINTF("fixup R_PPC_RELATIVE (b+a)\n"); |
| 229,7 → 265,7 |
|---|
| /*TODO*/ |
| break; |
| default: |
| printf("unknown relocation type\n"); |
| printf("unknown relocation type %d\n", rel_type); |
| break; |
| } |
| } |