diff options
Diffstat (limited to 'cpukit/libdl/rtl-mdreloc-powerpc.c')
| -rw-r--r-- | cpukit/libdl/rtl-mdreloc-powerpc.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/cpukit/libdl/rtl-mdreloc-powerpc.c b/cpukit/libdl/rtl-mdreloc-powerpc.c index 6909167704..43c0b83a27 100644 --- a/cpukit/libdl/rtl-mdreloc-powerpc.c +++ b/cpukit/libdl/rtl-mdreloc-powerpc.c @@ -15,11 +15,19 @@ #include "rtl-elf.h" #include "rtl-error.h" #include "rtl-trace.h" +#include "rtl-unwind.h" +#include "rtl-unwind-dw2.h" #define ha(x) ((((u_int32_t)(x) & 0x8000) ? \ ((u_int32_t)(x) + 0x10000) : (u_int32_t)(x)) >> 16) #define l(x) ((u_int32_t)(x) & 0xffff) +uint32_t +rtems_rtl_elf_section_flags (const rtems_rtl_obj_t* obj, + const Elf_Shdr* shdr) +{ + return 0; +} bool rtems_rtl_elf_rel_resolve_sym (Elf_Word type) @@ -158,6 +166,21 @@ rtems_rtl_elf_relocate_rela (const rtems_rtl_obj_t* obj, (void *)*where, where, rtems_rtl_obj_oname (obj)); break; + case R_TYPE(SDAREL16): + /* + * A sign-extended 16 bit value relative to _SDA_BASE_, for use with + * small data items. + */ + mask = 0xffff; + tmp = *((Elf32_Half*) where); + tmp &= ~mask; + tmp |= (symvalue + rela->r_addend - (Elf_Addr)where) & mask; + *((Elf32_Half*) where) = tmp; + if (rtems_rtl_trace (RTEMS_RTL_TRACE_RELOC)) + printf ("rtl: SDAREL16 %p @ %p in %s\n", + (void *) *((Elf32_Half*) where), where, rtems_rtl_obj_oname (obj)); + break; + default: printf ("rtl: reloc unknown: sym = %lu, type = %lu, offset = %p, " "contents = %p\n", @@ -183,3 +206,23 @@ rtems_rtl_elf_relocate_rel (const rtems_rtl_obj_t* obj, printf ("rtl: rel type record not supported; please report\n"); return false; } + +bool +rtems_rtl_elf_unwind_parse (const rtems_rtl_obj_t* obj, + const char* name, + uint32_t flags) +{ + return rtems_rtl_elf_unwind_dw2_parse (obj, name, flags); +} + +bool +rtems_rtl_elf_unwind_register (rtems_rtl_obj_t* obj) +{ + return rtems_rtl_elf_unwind_dw2_register (obj); +} + +bool +rtems_rtl_elf_unwind_deregister (rtems_rtl_obj_t* obj) +{ + return rtems_rtl_elf_unwind_dw2_deregister (obj); +} |