diff options
Diffstat (limited to 'bfd/elfarm-nabi.c')
| -rw-r--r-- | bfd/elfarm-nabi.c | 40 |
1 files changed, 23 insertions, 17 deletions
diff --git a/bfd/elfarm-nabi.c b/bfd/elfarm-nabi.c index 38778b7..460b59c 100644 --- a/bfd/elfarm-nabi.c +++ b/bfd/elfarm-nabi.c @@ -43,6 +43,10 @@ static reloc_howto_type * elf32_arm_reloc_type_lookup PARAMS ((bfd * abfd, bfd_reloc_code_real_type code)); +/* Note: code such as elf32_arm_reloc_type_lookup expect to use e.g. + R_ARM_PC24 as an index into this, and find the R_ARM_PC24 HOWTO + in that slot. */ + static reloc_howto_type elf32_arm_howto_table[] = { /* No relocation */ @@ -262,35 +266,35 @@ static reloc_howto_type elf32_arm_howto_table[] = 0x00000000, /* dst_mask */ false), /* pcrel_offset */ - /* These next two relocs are defined, but I do not know what they do. */ - + /* BLX instruction for the ARM. */ HOWTO (R_ARM_XPC25, /* type */ - 0, /* rightshift */ - 0, /* size (0 = byte, 1 = short, 2 = long) */ - 0, /* bitsize */ - false, /* pc_relative */ + 2, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 25, /* bitsize */ + true, /* pc_relative */ 0, /* bitpos */ complain_overflow_signed,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_ARM_XPC25", /* name */ false, /* partial_inplace */ - 0x00000000, /* src_mask */ - 0x00000000, /* dst_mask */ - false), /* pcrel_offset */ - + 0x00ffffff, /* src_mask */ + 0x00ffffff, /* dst_mask */ + true), /* pcrel_offset */ + + /* BLX instruction for the Thumb. */ HOWTO (R_ARM_THM_XPC22, /* type */ - 0, /* rightshift */ - 0, /* size (0 = byte, 1 = short, 2 = long) */ - 0, /* bitsize */ - false, /* pc_relative */ + 2, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 22, /* bitsize */ + true, /* pc_relative */ 0, /* bitpos */ complain_overflow_signed,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_ARM_THM_XPC22", /* name */ false, /* partial_inplace */ - 0x00000000, /* src_mask */ - 0x00000000, /* dst_mask */ - false), /* pcrel_offset */ + 0x07ff07ff, /* src_mask */ + 0x07ff07ff, /* dst_mask */ + true), /* pcrel_offset */ /* These next three relocs are not defined, but we need to fill the space. */ @@ -622,6 +626,8 @@ static const struct elf32_arm_reloc_map elf32_arm_reloc_map[] = { {BFD_RELOC_NONE, R_ARM_NONE}, {BFD_RELOC_ARM_PCREL_BRANCH, R_ARM_PC24}, + {BFD_RELOC_ARM_PCREL_BLX, R_ARM_XPC25}, + {BFD_RELOC_THUMB_PCREL_BLX, R_ARM_THM_XPC22}, {BFD_RELOC_32, R_ARM_ABS32}, {BFD_RELOC_32_PCREL, R_ARM_REL32}, {BFD_RELOC_8, R_ARM_ABS8}, |