diff options
Diffstat (limited to 'cpukit/libdl/rtl-mdreloc-m32r.c')
-rw-r--r-- | cpukit/libdl/rtl-mdreloc-m32r.c | 156 |
1 files changed, 0 insertions, 156 deletions
diff --git a/cpukit/libdl/rtl-mdreloc-m32r.c b/cpukit/libdl/rtl-mdreloc-m32r.c deleted file mode 100644 index 265e9cb7ae..0000000000 --- a/cpukit/libdl/rtl-mdreloc-m32r.c +++ /dev/null @@ -1,156 +0,0 @@ -#include <sys/cdefs.h> - -#include <errno.h> -#include <stdio.h> -#include <sys/types.h> -#include <sys/stat.h> - -#include <rtems/rtl/rtl.h> -#include "rtl-elf.h" -#include "rtl-error.h" -#include "rtl-trace.h" - -static inline Elf_Addr -load_ptr(void *where) -{ - Elf_Addr res; - - memcpy(&res, where, sizeof(res)); - - return (res); -} - -static inline void -store_ptr(void *where, Elf_Addr val) -{ - memcpy(where, &val, sizeof(val)); -} - -bool -rtems_rtl_elf_rel_resolve_sym (Elf_Word type) -{ - return true; -} - -bool -rtems_rtl_elf_relocate_rela (const rtems_rtl_obj_t* obj, - const Elf_Rela* rela, - const rtems_rtl_obj_sect_t* sect, - const char* symname, - const Elf_Byte syminfo, - const Elf_Word symvalue) -{ - - Elf_Addr *where; - Elf_Word tmp; - - where = (Elf_Addr *)(sect->base + rela->r_offset); - if (rtems_rtl_trace (RTEMS_RTL_TRACE_RELOC)) { - printf("relocated address 0x%08lx\n", (Elf_Addr)where); - } - - switch (ELF_R_TYPE(rela->r_info)) { - case R_TYPE(NONE): - break; - - case R_TYPE(16_RELA): - /* - * half16: S + A - */ - *(uint16_t *)where = (symvalue + rela->r_addend) & 0xffff; - break; - - case R_TYPE(24_RELA): - /* - * imm24: (S + A) & 0xFFFFFF - */ - tmp = symvalue + rela->r_addend; - if (((Elf_Sword)tmp > 0x7fffff) || ((Elf_Sword)tmp < -0x800000)) { - printf("24_RELA Overflow\n"); - return false; - } - *where = (*where & 0xff000000) | (tmp & 0xffffff); - break; - - case R_TYPE(32_RELA): - /* - * word32: S + A - */ - *where += symvalue + rela->r_addend; - break; - - case R_TYPE(26_PCREL_RELA): - /* - * disp24: ((S + A - P) >> 2) & 0xFFFFFF - */ - tmp = symvalue + rela->r_addend - (Elf_Addr)where; - tmp = (Elf_Sword)tmp >> 2; - if (((Elf_Sword)tmp > 0x7fffff) || ((Elf_Sword)tmp < -0x800000)) { - printf("26_PCREL_RELA Overflow\n"); - return false; - } - - *where = (*where & 0xff000000) | (tmp & 0xffffff); - break; - - case R_TYPE(18_PCREL_RELA): - /* - * disp16: ((S + A - P) >> 2) & 0xFFFFFF - */ - tmp = symvalue + rela->r_addend - (Elf_Addr)where; - tmp = (Elf_Sword)tmp >> 2; - if (((Elf_Sword)tmp > 0x7fff) || ((Elf_Sword)tmp < -0x8000)) { - printf("18_PCREL_RELA Overflow\n"); - return false; - } - - *where = (*where & 0xffff0000) | (tmp & 0xffff); - break; - - case R_TYPE(HI16_ULO_RELA): - /* - * imm16: ((S + A) >> 16) - */ - tmp = *where; - tmp += ((symvalue + rela->r_addend) >> 16) & 0xffff; - *where = tmp; - break; - - case R_TYPE(HI16_SLO_RELA): - /* - * imm16: ((S + A) >> 16) or ((S + A + 0x10000) >> 16) - */ - tmp = symvalue + rela->r_addend; - if (tmp & 0x8000) tmp += 0x10000; - tmp = (tmp >> 16) & 0xffff; - *where += tmp; - break; - - case R_TYPE(LO16_RELA): - /* - * imm16: (S + A) & 0xFFFF - */ - tmp = symvalue + rela->r_addend; - *where = (*where & 0xffff0000) | (tmp & 0xffff); - break; - - default: - rtems_rtl_set_error (EINVAL, "rela type record not supported"); - printf("Unsupported rela reloc types\n"); - return false; - } - return true; -} - -bool -rtems_rtl_elf_relocate_rel (const rtems_rtl_obj_t* obj, - const Elf_Rel* rel, - const rtems_rtl_obj_sect_t* sect, - const char* symname, - const Elf_Byte syminfo, - const Elf_Word symvalue) -{ - - rtems_rtl_set_error (EINVAL, "rel type record not supported"); - return true; -} |