X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=bfd%2Felf32-cr16.c;h=62906c83a500821dcedbcf367d0338ede5e47146;hb=refs%2Fheads%2Fconcurrent-displaced-stepping-2020-04-01;hp=8ed5af1c1b575460b4a77dd1903546abccb1f550;hpb=81fbe831fe0239501808446529614a07449695e3;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/elf32-cr16.c b/bfd/elf32-cr16.c index 8ed5af1c1b..62906c83a5 100644 --- a/bfd/elf32-cr16.c +++ b/bfd/elf32-cr16.c @@ -1,5 +1,5 @@ /* BFD back-end for National Semiconductor's CR16 ELF - Copyright 2007, 2008, 2009, 2010, 2012 Free Software Foundation, Inc. + Copyright (C) 2007-2020 Free Software Foundation, Inc. Written by M R Swami Reddy. This file is part of BFD, the Binary File Descriptor library. @@ -25,6 +25,7 @@ #include "libiberty.h" #include "elf-bfd.h" #include "elf/cr16.h" +#include "elf32-cr16.h" /* The cr16 linker needs to keep track of the number of relocs that it decides to copy in check_relocs for each symbol. This is so @@ -72,13 +73,13 @@ struct elf32_cr16_link_hash_entry struct cr16_reloc_map { bfd_reloc_code_real_type bfd_reloc_enum; /* BFD relocation enum. */ - unsigned short cr16_reloc_type; /* CR16 relocation type. */ + unsigned short cr16_reloc_type; /* CR16 relocation type. */ }; static const struct cr16_reloc_map cr16_reloc_map[R_CR16_MAX] = { - {BFD_RELOC_NONE, R_CR16_NONE}, - {BFD_RELOC_CR16_NUM8, R_CR16_NUM8}, + {BFD_RELOC_NONE, R_CR16_NONE}, + {BFD_RELOC_CR16_NUM8, R_CR16_NUM8}, {BFD_RELOC_CR16_NUM16, R_CR16_NUM16}, {BFD_RELOC_CR16_NUM32, R_CR16_NUM32}, {BFD_RELOC_CR16_NUM32a, R_CR16_NUM32a}, @@ -91,8 +92,8 @@ static const struct cr16_reloc_map cr16_reloc_map[R_CR16_MAX] = {BFD_RELOC_CR16_REGREL20a, R_CR16_REGREL20a}, {BFD_RELOC_CR16_ABS20, R_CR16_ABS20}, {BFD_RELOC_CR16_ABS24, R_CR16_ABS24}, - {BFD_RELOC_CR16_IMM4, R_CR16_IMM4}, - {BFD_RELOC_CR16_IMM8, R_CR16_IMM8}, + {BFD_RELOC_CR16_IMM4, R_CR16_IMM4}, + {BFD_RELOC_CR16_IMM8, R_CR16_IMM8}, {BFD_RELOC_CR16_IMM16, R_CR16_IMM16}, {BFD_RELOC_CR16_IMM20, R_CR16_IMM20}, {BFD_RELOC_CR16_IMM24, R_CR16_IMM24}, @@ -113,463 +114,463 @@ static const struct cr16_reloc_map cr16_reloc_map[R_CR16_MAX] = static reloc_howto_type cr16_elf_howto_table[] = { - HOWTO (R_CR16_NONE, /* type */ - 0, /* rightshift */ - 2, /* size */ - 32, /* bitsize */ - FALSE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_dont, /* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_NONE", /* name */ - FALSE, /* partial_inplace */ - 0, /* src_mask */ - 0, /* dst_mask */ - FALSE), /* pcrel_offset */ - - HOWTO (R_CR16_NUM8, /* type */ - 0, /* rightshift */ - 0, /* size */ - 8, /* bitsize */ - FALSE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_bitfield,/* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_NUM8", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0xff, /* dst_mask */ - FALSE), /* pcrel_offset */ - - HOWTO (R_CR16_NUM16, /* type */ - 0, /* rightshift */ - 1, /* size */ - 16, /* bitsize */ - FALSE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_bitfield,/* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_NUM16", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0xffff, /* dst_mask */ - FALSE), /* pcrel_offset */ - - HOWTO (R_CR16_NUM32, /* type */ - 0, /* rightshift */ - 2, /* size */ - 32, /* bitsize */ - FALSE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_bitfield,/* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_NUM32", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0xffffffff, /* dst_mask */ - FALSE), /* pcrel_offset */ - - HOWTO (R_CR16_NUM32a, /* type */ - 1, /* rightshift */ - 2, /* size */ - 32, /* bitsize */ - FALSE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_bitfield,/* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_NUM32a", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0xffffffff, /* dst_mask */ - FALSE), /* pcrel_offset */ - - HOWTO (R_CR16_REGREL4, /* type */ - 0, /* rightshift */ - 0, /* size */ - 4, /* bitsize */ - FALSE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_bitfield,/* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_REGREL4", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0xf, /* dst_mask */ - FALSE), /* pcrel_offset */ - - HOWTO (R_CR16_REGREL4a, /* type */ - 0, /* rightshift */ - 0, /* size */ - 4, /* bitsize */ - FALSE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_bitfield,/* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_REGREL4a", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0xf, /* dst_mask */ - FALSE), /* pcrel_offset */ - - HOWTO (R_CR16_REGREL14, /* type */ - 0, /* rightshift */ - 1, /* size */ - 14, /* bitsize */ - FALSE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_bitfield,/* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_REGREL14", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0x3fff, /* dst_mask */ - FALSE), /* pcrel_offset */ - - HOWTO (R_CR16_REGREL14a, /* type */ - 0, /* rightshift */ - 1, /* size */ - 14, /* bitsize */ - FALSE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_bitfield,/* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_REGREL14a", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0x3fff, /* dst_mask */ - FALSE), /* pcrel_offset */ - - HOWTO (R_CR16_REGREL16, /* type */ - 0, /* rightshift */ - 1, /* size */ - 16, /* bitsize */ - FALSE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_bitfield,/* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_REGREL16", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0xffff, /* dst_mask */ - FALSE), /* pcrel_offset */ - - HOWTO (R_CR16_REGREL20, /* type */ - 0, /* rightshift */ - 2, /* size */ - 20, /* bitsize */ - FALSE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_bitfield,/* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_REGREL20", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0xfffff, /* dst_mask */ - FALSE), /* pcrel_offset */ - - HOWTO (R_CR16_REGREL20a, /* type */ - 0, /* rightshift */ - 2, /* size */ - 20, /* bitsize */ - FALSE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_bitfield,/* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_REGREL20a", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0xfffff, /* dst_mask */ - FALSE), /* pcrel_offset */ - - HOWTO (R_CR16_ABS20, /* type */ - 0, /* rightshift */ - 2, /* size */ - 20, /* bitsize */ - FALSE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_bitfield,/* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_ABS20", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0xfffff, /* dst_mask */ - FALSE), /* pcrel_offset */ - - HOWTO (R_CR16_ABS24, /* type */ - 0, /* rightshift */ - 2, /* size */ - 24, /* bitsize */ - FALSE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_bitfield,/* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_ABS24", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0xffffff, /* dst_mask */ - FALSE), /* pcrel_offset */ - - HOWTO (R_CR16_IMM4, /* type */ - 0, /* rightshift */ - 0, /* size */ - 4, /* bitsize */ - FALSE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_bitfield,/* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_IMM4", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0xf, /* dst_mask */ - FALSE), /* pcrel_offset */ - - HOWTO (R_CR16_IMM8, /* type */ - 0, /* rightshift */ - 0, /* size */ - 8, /* bitsize */ - FALSE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_bitfield,/* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_IMM8", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0xff, /* dst_mask */ - FALSE), /* pcrel_offset */ - - HOWTO (R_CR16_IMM16, /* type */ - 0, /* rightshift */ - 1, /* size */ - 16, /* bitsize */ - FALSE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_bitfield,/* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_IMM16", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0xffff, /* dst_mask */ - FALSE), /* pcrel_offset */ - - HOWTO (R_CR16_IMM20, /* type */ - 0, /* rightshift */ - 2, /* size */ - 20, /* bitsize */ - FALSE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_bitfield,/* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_IMM20", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0xfffff, /* dst_mask */ - FALSE), /* pcrel_offset */ - - HOWTO (R_CR16_IMM24, /* type */ - 0, /* rightshift */ - 2, /* size */ - 24, /* bitsize */ - FALSE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_bitfield,/* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_IMM24", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0xffffff, /* dst_mask */ - FALSE), /* pcrel_offset */ - - HOWTO (R_CR16_IMM32, /* type */ - 0, /* rightshift */ - 2, /* size */ - 32, /* bitsize */ - FALSE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_bitfield,/* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_IMM32", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0xffffffff, /* dst_mask */ - FALSE), /* pcrel_offset */ - - HOWTO (R_CR16_IMM32a, /* type */ - 1, /* rightshift */ - 2, /* size */ - 32, /* bitsize */ - FALSE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_bitfield,/* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_IMM32a", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0xffffffff, /* dst_mask */ - FALSE), /* pcrel_offset */ - - HOWTO (R_CR16_DISP4, /* type */ - 1, /* rightshift */ - 0, /* size (0 = byte, 1 = short, 2 = long) */ - 4, /* bitsize */ - TRUE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_unsigned, /* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_DISP4", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0xf, /* dst_mask */ - FALSE), /* pcrel_offset */ - - HOWTO (R_CR16_DISP8, /* type */ - 1, /* rightshift */ - 0, /* size (0 = byte, 1 = short, 2 = long) */ - 8, /* bitsize */ - TRUE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_unsigned, /* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_DISP8", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0x1ff, /* dst_mask */ - FALSE), /* pcrel_offset */ - - HOWTO (R_CR16_DISP16, /* type */ - 0, /* rightshift REVIITS: To sync with WinIDEA*/ - 1, /* size (0 = byte, 1 = short, 2 = long) */ - 16, /* bitsize */ - TRUE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_unsigned, /* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_DISP16", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0x1ffff, /* dst_mask */ - FALSE), /* pcrel_offset */ + HOWTO (R_CR16_NONE, /* type */ + 0, /* rightshift */ + 3, /* size */ + 0, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_NONE", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_CR16_NUM8, /* type */ + 0, /* rightshift */ + 0, /* size */ + 8, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_NUM8", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0xff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_CR16_NUM16, /* type */ + 0, /* rightshift */ + 1, /* size */ + 16, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_NUM16", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0xffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_CR16_NUM32, /* type */ + 0, /* rightshift */ + 2, /* size */ + 32, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_NUM32", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_CR16_NUM32a, /* type */ + 1, /* rightshift */ + 2, /* size */ + 32, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_NUM32a", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_CR16_REGREL4, /* type */ + 0, /* rightshift */ + 0, /* size */ + 4, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_REGREL4", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0xf, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_CR16_REGREL4a, /* type */ + 0, /* rightshift */ + 0, /* size */ + 4, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_REGREL4a", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0xf, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_CR16_REGREL14, /* type */ + 0, /* rightshift */ + 1, /* size */ + 14, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_REGREL14", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0x3fff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_CR16_REGREL14a, /* type */ + 0, /* rightshift */ + 1, /* size */ + 14, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_REGREL14a", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0x3fff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_CR16_REGREL16, /* type */ + 0, /* rightshift */ + 1, /* size */ + 16, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_REGREL16", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0xffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_CR16_REGREL20, /* type */ + 0, /* rightshift */ + 2, /* size */ + 20, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_REGREL20", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0xfffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_CR16_REGREL20a, /* type */ + 0, /* rightshift */ + 2, /* size */ + 20, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_REGREL20a", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0xfffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_CR16_ABS20, /* type */ + 0, /* rightshift */ + 2, /* size */ + 20, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_ABS20", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0xfffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_CR16_ABS24, /* type */ + 0, /* rightshift */ + 2, /* size */ + 24, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_ABS24", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0xffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_CR16_IMM4, /* type */ + 0, /* rightshift */ + 0, /* size */ + 4, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_IMM4", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0xf, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_CR16_IMM8, /* type */ + 0, /* rightshift */ + 0, /* size */ + 8, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_IMM8", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0xff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_CR16_IMM16, /* type */ + 0, /* rightshift */ + 1, /* size */ + 16, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_IMM16", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0xffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_CR16_IMM20, /* type */ + 0, /* rightshift */ + 2, /* size */ + 20, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_IMM20", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0xfffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_CR16_IMM24, /* type */ + 0, /* rightshift */ + 2, /* size */ + 24, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_IMM24", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0xffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_CR16_IMM32, /* type */ + 0, /* rightshift */ + 2, /* size */ + 32, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_IMM32", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_CR16_IMM32a, /* type */ + 1, /* rightshift */ + 2, /* size */ + 32, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_IMM32a", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_CR16_DISP4, /* type */ + 1, /* rightshift */ + 0, /* size (0 = byte, 1 = short, 2 = long) */ + 4, /* bitsize */ + TRUE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_DISP4", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0xf, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_CR16_DISP8, /* type */ + 1, /* rightshift */ + 0, /* size (0 = byte, 1 = short, 2 = long) */ + 8, /* bitsize */ + TRUE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_DISP8", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0x1ff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_CR16_DISP16, /* type */ + 0, /* rightshift REVIITS: To sync with WinIDEA*/ + 1, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + TRUE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_DISP16", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0x1ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ /* REVISIT: DISP24 should be left-shift by 2 as per ISA doc but its not done, to sync with WinIDEA and CR16 4.1 tools */ - HOWTO (R_CR16_DISP24, /* type */ - 0, /* rightshift */ - 2, /* size (0 = byte, 1 = short, 2 = long) */ - 24, /* bitsize */ - TRUE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_unsigned, /* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_DISP24", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0x1ffffff, /* dst_mask */ - FALSE), /* pcrel_offset */ - - HOWTO (R_CR16_DISP24a, /* type */ - 0, /* rightshift */ - 2, /* size (0 = byte, 1 = short, 2 = long) */ - 24, /* bitsize */ - TRUE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_unsigned, /* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_DISP24a", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0xffffff, /* dst_mask */ - FALSE), /* pcrel_offset */ + HOWTO (R_CR16_DISP24, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 24, /* bitsize */ + TRUE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_DISP24", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0x1ffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_CR16_DISP24a, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 24, /* bitsize */ + TRUE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_DISP24a", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0xffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ /* An 8 bit switch table entry. This is generated for an expression such as ``.byte L1 - L2''. The offset holds the difference between the reloc address and L2. */ - HOWTO (R_CR16_SWITCH8, /* type */ - 0, /* rightshift */ - 0, /* size (0 = byte, 1 = short, 2 = long) */ - 8, /* bitsize */ - FALSE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_unsigned, /* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_SWITCH8", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0xff, /* dst_mask */ - TRUE), /* pcrel_offset */ + HOWTO (R_CR16_SWITCH8, /* type */ + 0, /* rightshift */ + 0, /* size (0 = byte, 1 = short, 2 = long) */ + 8, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_SWITCH8", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0xff, /* dst_mask */ + TRUE), /* pcrel_offset */ /* A 16 bit switch table entry. This is generated for an expression such as ``.word L1 - L2''. The offset holds the difference between the reloc address and L2. */ - HOWTO (R_CR16_SWITCH16, /* type */ - 0, /* rightshift */ - 1, /* size (0 = byte, 1 = short, 2 = long) */ - 16, /* bitsize */ - FALSE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_unsigned, /* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_SWITCH16", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0xffff, /* dst_mask */ - TRUE), /* pcrel_offset */ + HOWTO (R_CR16_SWITCH16, /* type */ + 0, /* rightshift */ + 1, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_SWITCH16", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0xffff, /* dst_mask */ + TRUE), /* pcrel_offset */ /* A 32 bit switch table entry. This is generated for an expression such as ``.long L1 - L2''. The offset holds the difference between the reloc address and L2. */ - HOWTO (R_CR16_SWITCH32, /* type */ - 0, /* rightshift */ - 2, /* size (0 = byte, 1 = short, 2 = long) */ - 32, /* bitsize */ - FALSE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_unsigned, /* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_SWITCH32", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0xffffffff, /* dst_mask */ - TRUE), /* pcrel_offset */ - - HOWTO (R_CR16_GOT_REGREL20, /* type */ - 0, /* rightshift */ - 2, /* size */ - 20, /* bitsize */ - FALSE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_bitfield,/* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_GOT_REGREL20", /* name */ - TRUE, /* partial_inplace */ - 0x0, /* src_mask */ - 0xfffff, /* dst_mask */ - FALSE), /* pcrel_offset */ - - HOWTO (R_CR16_GOTC_REGREL20, /* type */ - 0, /* rightshift */ - 2, /* size */ - 20, /* bitsize */ - FALSE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_bitfield,/* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_GOTC_REGREL20", /* name */ - TRUE, /* partial_inplace */ - 0x0, /* src_mask */ - 0xfffff, /* dst_mask */ - FALSE), /* pcrel_offset */ - - HOWTO (R_CR16_GLOB_DAT, /* type */ - 0, /* rightshift */ - 2, /* size (0 = byte, 1 = short, 2 = long) */ - 32, /* bitsize */ - FALSE, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_unsigned, /* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_CR16_GLOB_DAT", /* name */ - FALSE, /* partial_inplace */ - 0x0, /* src_mask */ - 0xffffffff, /* dst_mask */ - TRUE) /* pcrel_offset */ + HOWTO (R_CR16_SWITCH32, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_SWITCH32", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0xffffffff, /* dst_mask */ + TRUE), /* pcrel_offset */ + + HOWTO (R_CR16_GOT_REGREL20, /* type */ + 0, /* rightshift */ + 2, /* size */ + 20, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_GOT_REGREL20", /* name */ + TRUE, /* partial_inplace */ + 0x0, /* src_mask */ + 0xfffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_CR16_GOTC_REGREL20, /* type */ + 0, /* rightshift */ + 2, /* size */ + 20, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_GOTC_REGREL20", /* name */ + TRUE, /* partial_inplace */ + 0x0, /* src_mask */ + 0xfffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_CR16_GLOB_DAT, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_CR16_GLOB_DAT", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0xffffffff, /* dst_mask */ + TRUE) /* pcrel_offset */ }; @@ -582,10 +583,11 @@ _bfd_cr16_elf_create_got_section (bfd * abfd, struct bfd_link_info * info) asection * s; struct elf_link_hash_entry * h; const struct elf_backend_data * bed = get_elf_backend_data (abfd); + struct elf_link_hash_table *htab = elf_hash_table (info); int ptralign; /* This function may be called more than once. */ - if (bfd_get_linker_section (abfd, ".got") != NULL) + if (htab->sgot != NULL) return TRUE; switch (bed->s->arch_size) @@ -604,19 +606,21 @@ _bfd_cr16_elf_create_got_section (bfd * abfd, struct bfd_link_info * info) } flags = (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS | SEC_IN_MEMORY - | SEC_LINKER_CREATED); + | SEC_LINKER_CREATED); s = bfd_make_section_anyway_with_flags (abfd, ".got", flags); + htab->sgot= s; if (s == NULL - || ! bfd_set_section_alignment (abfd, s, ptralign)) + || !bfd_set_section_alignment (s, ptralign)) return FALSE; if (bed->want_got_plt) { s = bfd_make_section_anyway_with_flags (abfd, ".got.plt", flags); + htab->sgotplt = s; if (s == NULL - || ! bfd_set_section_alignment (abfd, s, ptralign)) - return FALSE; + || !bfd_set_section_alignment (s, ptralign)) + return FALSE; } /* Define the symbol _GLOBAL_OFFSET_TABLE_ at the start of the .got @@ -624,7 +628,7 @@ _bfd_cr16_elf_create_got_section (bfd * abfd, struct bfd_link_info * info) because we don't want to define the symbol if we are not creating a global offset table. */ h = _bfd_elf_define_linkage_sym (abfd, info, s, "_GLOBAL_OFFSET_TABLE_"); - elf_hash_table (info)->hgot = h; + htab->hgot = h; if (h == NULL) return FALSE; @@ -638,8 +642,8 @@ _bfd_cr16_elf_create_got_section (bfd * abfd, struct bfd_link_info * info) /* Retrieve a howto ptr using a BFD reloc_code. */ static reloc_howto_type * -elf_cr16_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED, - bfd_reloc_code_real_type code) +elf_cr16_reloc_type_lookup (bfd *abfd, + bfd_reloc_code_real_type code) { unsigned int i; @@ -647,19 +651,20 @@ elf_cr16_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED, if (code == cr16_reloc_map[i].bfd_reloc_enum) return &cr16_elf_howto_table[cr16_reloc_map[i].cr16_reloc_type]; - _bfd_error_handler ("Unsupported CR16 relocation type: 0x%x\n", code); + _bfd_error_handler (_("%pB: unsupported relocation type %#x"), + abfd, code); return NULL; } static reloc_howto_type * elf_cr16_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, - const char *r_name) + const char *r_name) { unsigned int i; for (i = 0; ARRAY_SIZE (cr16_elf_howto_table); i++) if (cr16_elf_howto_table[i].name != NULL - && strcasecmp (cr16_elf_howto_table[i].name, r_name) == 0) + && strcasecmp (cr16_elf_howto_table[i].name, r_name) == 0) return cr16_elf_howto_table + i; return NULL; @@ -667,14 +672,22 @@ elf_cr16_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, /* Retrieve a howto ptr using an internal relocation entry. */ -static void -elf_cr16_info_to_howto (bfd *abfd ATTRIBUTE_UNUSED, arelent *cache_ptr, - Elf_Internal_Rela *dst) +static bfd_boolean +elf_cr16_info_to_howto (bfd *abfd, arelent *cache_ptr, + Elf_Internal_Rela *dst) { unsigned int r_type = ELF32_R_TYPE (dst->r_info); - BFD_ASSERT (r_type < (unsigned int) R_CR16_MAX); + if (r_type >= R_CR16_MAX) + { + /* xgettext:c-format */ + _bfd_error_handler (_("%pB: unsupported relocation type %#x"), + abfd, r_type); + bfd_set_error (bfd_error_bad_value); + return FALSE; + } cache_ptr->howto = cr16_elf_howto_table + r_type; + return TRUE; } /* Look through the relocs for a section during the first phase. @@ -683,7 +696,7 @@ elf_cr16_info_to_howto (bfd *abfd ATTRIBUTE_UNUSED, arelent *cache_ptr, static bfd_boolean cr16_elf_check_relocs (bfd *abfd, struct bfd_link_info *info, asection *sec, - const Elf_Internal_Rela *relocs) + const Elf_Internal_Rela *relocs) { Elf_Internal_Shdr *symtab_hdr; Elf_Internal_Sym * isymbuf = NULL; @@ -699,7 +712,7 @@ cr16_elf_check_relocs (bfd *abfd, struct bfd_link_info *info, asection *sec, srelgot = NULL; bfd_boolean result = FALSE; - if (info->relocatable) + if (bfd_link_relocatable (info)) return TRUE; symtab_hdr = &elf_tdata (abfd)->symtab_hdr; @@ -718,127 +731,102 @@ cr16_elf_check_relocs (bfd *abfd, struct bfd_link_info *info, asection *sec, r_symndx = ELF32_R_SYM (rel->r_info); if (r_symndx < symtab_hdr->sh_info) - h = NULL; + h = NULL; else - { - h = sym_hashes[r_symndx - symtab_hdr->sh_info]; - while (h->root.type == bfd_link_hash_indirect - || h->root.type == bfd_link_hash_warning) - h = (struct elf_link_hash_entry *) h->root.u.i.link; - - /* PR15323, ref flags aren't set for references in the same - object. */ - h->root.non_ir_ref = 1; - } + { + h = sym_hashes[r_symndx - symtab_hdr->sh_info]; + while (h->root.type == bfd_link_hash_indirect + || h->root.type == bfd_link_hash_warning) + h = (struct elf_link_hash_entry *) h->root.u.i.link; + } /* Some relocs require a global offset table. */ if (dynobj == NULL) - { - switch (ELF32_R_TYPE (rel->r_info)) - { - case R_CR16_GOT_REGREL20: - case R_CR16_GOTC_REGREL20: - elf_hash_table (info)->dynobj = dynobj = abfd; - if (! _bfd_cr16_elf_create_got_section (dynobj, info)) - goto fail; - break; - - default: - break; - } - } + { + switch (ELF32_R_TYPE (rel->r_info)) + { + case R_CR16_GOT_REGREL20: + case R_CR16_GOTC_REGREL20: + elf_hash_table (info)->dynobj = dynobj = abfd; + if (! _bfd_cr16_elf_create_got_section (dynobj, info)) + goto fail; + break; + + default: + break; + } + } switch (ELF32_R_TYPE (rel->r_info)) - { - case R_CR16_GOT_REGREL20: - case R_CR16_GOTC_REGREL20: - /* This symbol requires a global offset table entry. */ - - if (sgot == NULL) - { - sgot = bfd_get_linker_section (dynobj, ".got"); - BFD_ASSERT (sgot != NULL); - } - - if (srelgot == NULL - && (h != NULL || info->executable)) - { - srelgot = bfd_get_linker_section (dynobj, ".rela.got"); - if (srelgot == NULL) - { - flagword flags = (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS - | SEC_IN_MEMORY | SEC_LINKER_CREATED - | SEC_READONLY); - srelgot = bfd_make_section_anyway_with_flags (dynobj, - ".rela.got", - flags); - if (srelgot == NULL - || ! bfd_set_section_alignment (dynobj, srelgot, 2)) - goto fail; - } - } - - if (h != NULL) - { - if (h->got.offset != (bfd_vma) -1) - /* We have already allocated space in the .got. */ - break; - - h->got.offset = sgot->size; - - /* Make sure this symbol is output as a dynamic symbol. */ - if (h->dynindx == -1) - { - if (! bfd_elf_link_record_dynamic_symbol (info, h)) - goto fail; - } - - srelgot->size += sizeof (Elf32_External_Rela); - } - else - { - /* This is a global offset table entry for a local - symbol. */ - if (local_got_offsets == NULL) - { - size_t size; - unsigned int i; - - size = symtab_hdr->sh_info * sizeof (bfd_vma); - local_got_offsets = (bfd_vma *) bfd_alloc (abfd, size); - - if (local_got_offsets == NULL) - goto fail; - - elf_local_got_offsets (abfd) = local_got_offsets; - - for (i = 0; i < symtab_hdr->sh_info; i++) - local_got_offsets[i] = (bfd_vma) -1; - } - - if (local_got_offsets[r_symndx] != (bfd_vma) -1) - /* We have already allocated space in the .got. */ - break; - - local_got_offsets[r_symndx] = sgot->size; - - if (info->executable) - /* If we are generating a shared object, we need to - output a R_CR16_RELATIVE reloc so that the dynamic - linker can adjust this GOT entry. */ - srelgot->size += sizeof (Elf32_External_Rela); - } - - sgot->size += 4; - break; - - } + { + case R_CR16_GOT_REGREL20: + case R_CR16_GOTC_REGREL20: + /* This symbol requires a global offset table entry. */ + + sgot = elf_hash_table (info)->sgot; + srelgot = elf_hash_table (info)->srelgot; + BFD_ASSERT (sgot != NULL && srelgot != NULL); + + if (h != NULL) + { + if (h->got.offset != (bfd_vma) -1) + /* We have already allocated space in the .got. */ + break; + + h->got.offset = sgot->size; + + /* Make sure this symbol is output as a dynamic symbol. */ + if (h->dynindx == -1) + { + if (! bfd_elf_link_record_dynamic_symbol (info, h)) + goto fail; + } + + srelgot->size += sizeof (Elf32_External_Rela); + } + else + { + /* This is a global offset table entry for a local + symbol. */ + if (local_got_offsets == NULL) + { + size_t size; + unsigned int i; + + size = symtab_hdr->sh_info * sizeof (bfd_vma); + local_got_offsets = (bfd_vma *) bfd_alloc (abfd, size); + + if (local_got_offsets == NULL) + goto fail; + + elf_local_got_offsets (abfd) = local_got_offsets; + + for (i = 0; i < symtab_hdr->sh_info; i++) + local_got_offsets[i] = (bfd_vma) -1; + } + + if (local_got_offsets[r_symndx] != (bfd_vma) -1) + /* We have already allocated space in the .got. */ + break; + + local_got_offsets[r_symndx] = sgot->size; + + if (bfd_link_executable (info)) + /* If we are generating a shared object, we need to + output a R_CR16_RELATIVE reloc so that the dynamic + linker can adjust this GOT entry. */ + srelgot->size += sizeof (Elf32_External_Rela); + } + + sgot->size += 4; + break; + + } } - result = TRUE; - fail: - if (isymbuf != NULL) - free (isymbuf); + result = TRUE; + fail: + free (isymbuf); return result; } @@ -847,25 +835,22 @@ cr16_elf_check_relocs (bfd *abfd, struct bfd_link_info *info, asection *sec, static bfd_reloc_status_type cr16_elf_final_link_relocate (reloc_howto_type *howto, - bfd *input_bfd, - bfd *output_bfd ATTRIBUTE_UNUSED, - asection *input_section, - bfd_byte *contents, - bfd_vma offset, - bfd_vma Rvalue, - bfd_vma addend, - struct elf_link_hash_entry * h, - unsigned long symndx ATTRIBUTE_UNUSED, - struct bfd_link_info *info ATTRIBUTE_UNUSED, - asection *sec ATTRIBUTE_UNUSED, - int is_local ATTRIBUTE_UNUSED) + bfd *input_bfd, + bfd *output_bfd ATTRIBUTE_UNUSED, + asection *input_section, + bfd_byte *contents, + bfd_vma offset, + bfd_vma Rvalue, + bfd_vma addend, + struct elf_link_hash_entry * h, + unsigned long symndx ATTRIBUTE_UNUSED, + struct bfd_link_info *info ATTRIBUTE_UNUSED, + asection *sec ATTRIBUTE_UNUSED, + int is_local ATTRIBUTE_UNUSED) { unsigned short r_type = howto->type; bfd_byte *hit_data = contents + offset; bfd_vma reloc_bits, check, Rvalue1; - bfd * dynobj; - - dynobj = elf_hash_table (info)->dynobj; switch (r_type) { @@ -891,7 +876,7 @@ cr16_elf_final_link_relocate (reloc_howto_type *howto, case R_CR16_DISP16: case R_CR16_DISP24: /* 'hit_data' is relative to the start of the instruction, not the - relocation offset. Advance it to account for the exact offset. */ + relocation offset. Advance it to account for the exact offset. */ hit_data += 2; break; @@ -901,20 +886,20 @@ cr16_elf_final_link_relocate (reloc_howto_type *howto, case R_CR16_DISP4: if (is_local) - Rvalue += -1; + Rvalue += -1; break; case R_CR16_DISP8: case R_CR16_DISP24a: if (is_local) - Rvalue -= -1; + Rvalue -= -1; break; case R_CR16_SWITCH8: case R_CR16_SWITCH16: case R_CR16_SWITCH32: /* We only care about the addend, where the difference between - expressions is kept. */ + expressions is kept. */ Rvalue = 0; default: @@ -925,7 +910,7 @@ cr16_elf_final_link_relocate (reloc_howto_type *howto, { /* Subtract the address of the section containing the location. */ Rvalue -= (input_section->output_section->vma - + input_section->output_offset); + + input_section->output_offset); /* Subtract the position of the location within the section. */ Rvalue -= offset; } @@ -947,25 +932,25 @@ cr16_elf_final_link_relocate (reloc_howto_type *howto, || (r_type == R_CR16_GOTC_REGREL20))) { if (((bfd_vma) check & ~reloc_bits) != 0 - && (((bfd_vma) check & ~reloc_bits) - != (-(bfd_vma) 1 & ~reloc_bits))) - { - /* The above right shift is incorrect for a signed - value. See if turning on the upper bits fixes the - overflow. */ - if (howto->rightshift && (bfd_signed_vma) Rvalue < 0) - { - check |= ((bfd_vma) - 1 - & ~((bfd_vma) - 1 - >> howto->rightshift)); - - if (((bfd_vma) check & ~reloc_bits) - != (-(bfd_vma) 1 & ~reloc_bits)) - return bfd_reloc_overflow; - } - else - return bfd_reloc_overflow; - } + && (((bfd_vma) check & ~reloc_bits) + != (-(bfd_vma) 1 & ~reloc_bits))) + { + /* The above right shift is incorrect for a signed + value. See if turning on the upper bits fixes the + overflow. */ + if (howto->rightshift && (bfd_signed_vma) Rvalue < 0) + { + check |= ((bfd_vma) - 1 + & ~((bfd_vma) - 1 + >> howto->rightshift)); + + if (((bfd_vma) check & ~reloc_bits) + != (-(bfd_vma) 1 & ~reloc_bits)) + return bfd_reloc_overflow; + } + else + return bfd_reloc_overflow; + } /* Drop unwanted bits from the value we are relocating to. */ Rvalue >>= (bfd_vma) howto->rightshift; @@ -977,276 +962,275 @@ cr16_elf_final_link_relocate (reloc_howto_type *howto, switch (howto->size) { case 0: - if (r_type == R_CR16_DISP8) - { - Rvalue1 = bfd_get_16 (input_bfd, hit_data); - Rvalue = ((Rvalue1 & 0xf000) | ((Rvalue << 4) & 0xf00) - | (Rvalue1 & 0x00f0) | (Rvalue & 0xf)); - bfd_put_16 (input_bfd, Rvalue, hit_data); - } - else if (r_type == R_CR16_IMM4) - { - Rvalue1 = bfd_get_16 (input_bfd, hit_data); - Rvalue = (((Rvalue1 & 0xff) << 8) | ((Rvalue << 4) & 0xf0) - | ((Rvalue1 & 0x0f00) >> 8)); - bfd_put_16 (input_bfd, Rvalue, hit_data); - } - else if (r_type == R_CR16_DISP4) - { - Rvalue1 = bfd_get_16 (input_bfd, hit_data); - Rvalue = (Rvalue1 | ((Rvalue & 0xf) << 4)); - bfd_put_16 (input_bfd, Rvalue, hit_data); - } - else - { - bfd_put_8 (input_bfd, (unsigned char) Rvalue, hit_data); - } - break; + if (r_type == R_CR16_DISP8) + { + Rvalue1 = bfd_get_16 (input_bfd, hit_data); + Rvalue = ((Rvalue1 & 0xf000) | ((Rvalue << 4) & 0xf00) + | (Rvalue1 & 0x00f0) | (Rvalue & 0xf)); + bfd_put_16 (input_bfd, Rvalue, hit_data); + } + else if (r_type == R_CR16_IMM4) + { + Rvalue1 = bfd_get_16 (input_bfd, hit_data); + Rvalue = (((Rvalue1 & 0xff) << 8) | ((Rvalue << 4) & 0xf0) + | ((Rvalue1 & 0x0f00) >> 8)); + bfd_put_16 (input_bfd, Rvalue, hit_data); + } + else if (r_type == R_CR16_DISP4) + { + Rvalue1 = bfd_get_16 (input_bfd, hit_data); + Rvalue = (Rvalue1 | ((Rvalue & 0xf) << 4)); + bfd_put_16 (input_bfd, Rvalue, hit_data); + } + else + { + bfd_put_8 (input_bfd, (unsigned char) Rvalue, hit_data); + } + break; case 1: - if (r_type == R_CR16_DISP16) - { - Rvalue |= (bfd_get_16 (input_bfd, hit_data)); - Rvalue = ((Rvalue & 0xfffe) | ((Rvalue >> 16) & 0x1)); - } - if (r_type == R_CR16_IMM16) - { - Rvalue1 = bfd_get_16 (input_bfd, hit_data); - - /* Add or subtract the offset value. */ - if (Rvalue1 & 0x8000) - Rvalue -= (~Rvalue1 + 1) & 0xffff; - else - Rvalue += Rvalue1; - - /* Check for range. */ - if ((long) Rvalue > 0xffff || (long) Rvalue < 0x0) - return bfd_reloc_overflow; - } - - bfd_put_16 (input_bfd, Rvalue, hit_data); - break; + if (r_type == R_CR16_DISP16) + { + Rvalue |= (bfd_get_16 (input_bfd, hit_data)); + Rvalue = ((Rvalue & 0xfffe) | ((Rvalue >> 16) & 0x1)); + } + if (r_type == R_CR16_IMM16) + { + Rvalue1 = bfd_get_16 (input_bfd, hit_data); + + /* Add or subtract the offset value. */ + if (Rvalue1 & 0x8000) + Rvalue -= (~Rvalue1 + 1) & 0xffff; + else + Rvalue += Rvalue1; + + /* Check for range. */ + if ((long) Rvalue > 0xffff || (long) Rvalue < 0x0) + return bfd_reloc_overflow; + } + + bfd_put_16 (input_bfd, Rvalue, hit_data); + break; case 2: - if ((r_type == R_CR16_ABS20) || (r_type == R_CR16_IMM20)) - { - Rvalue1 = (bfd_get_16 (input_bfd, hit_data + 2) - | (((bfd_get_16 (input_bfd, hit_data) & 0xf) <<16))); - - /* Add or subtract the offset value. */ - if (Rvalue1 & 0x80000) - Rvalue -= (~Rvalue1 + 1) & 0xfffff; - else - Rvalue += Rvalue1; - - /* Check for range. */ - if ((long) Rvalue > 0xfffff || (long) Rvalue < 0x0) - return bfd_reloc_overflow; - - bfd_put_16 (input_bfd, ((bfd_get_16 (input_bfd, hit_data) & 0xfff0) - | ((Rvalue >> 16) & 0xf)), hit_data); - bfd_put_16 (input_bfd, (Rvalue) & 0xffff, hit_data + 2); - } - else if (r_type == R_CR16_GOT_REGREL20) - { - asection * sgot = bfd_get_linker_section (dynobj, ".got"); - - if (h != NULL) - { - bfd_vma off; - - off = h->got.offset; - BFD_ASSERT (off != (bfd_vma) -1); - - if (! elf_hash_table (info)->dynamic_sections_created - || SYMBOL_REFERENCES_LOCAL (info, h)) - /* This is actually a static link, or it is a - -Bsymbolic link and the symbol is defined - locally, or the symbol was forced to be local - because of a version file. We must initialize - this entry in the global offset table. - When doing a dynamic link, we create a .rela.got - relocation entry to initialize the value. This - is done in the finish_dynamic_symbol routine. */ - bfd_put_32 (output_bfd, Rvalue, sgot->contents + off); - - Rvalue = sgot->output_offset + off; - } - else - { - bfd_vma off; - - off = elf_local_got_offsets (input_bfd)[symndx]; - bfd_put_32 (output_bfd,Rvalue, sgot->contents + off); - - Rvalue = sgot->output_offset + off; - } - - Rvalue += addend; - - /* REVISIT: if ((long) Rvalue > 0xffffff || - (long) Rvalue < -0x800000). */ - if ((long) Rvalue > 0xffffff || (long) Rvalue < 0) - return bfd_reloc_overflow; - - - bfd_put_16 (input_bfd, (bfd_get_16 (input_bfd, hit_data)) - | (((Rvalue >> 16) & 0xf) << 8), hit_data); - bfd_put_16 (input_bfd, (Rvalue) & 0xffff, hit_data + 2); - - } - else if (r_type == R_CR16_GOTC_REGREL20) - { - asection * sgot; - sgot = bfd_get_linker_section (dynobj, ".got"); - - if (h != NULL) - { - bfd_vma off; - - off = h->got.offset; - BFD_ASSERT (off != (bfd_vma) -1); - - Rvalue >>=1; /* For code symbols. */ - - if (! elf_hash_table (info)->dynamic_sections_created - || SYMBOL_REFERENCES_LOCAL (info, h)) - /* This is actually a static link, or it is a - -Bsymbolic link and the symbol is defined - locally, or the symbol was forced to be local - because of a version file. We must initialize - this entry in the global offset table. - When doing a dynamic link, we create a .rela.got - relocation entry to initialize the value. This - is done in the finish_dynamic_symbol routine. */ - bfd_put_32 (output_bfd, Rvalue, sgot->contents + off); - - Rvalue = sgot->output_offset + off; - } - else - { - bfd_vma off; - - off = elf_local_got_offsets (input_bfd)[symndx]; - Rvalue >>= 1; - bfd_put_32 (output_bfd,Rvalue, sgot->contents + off); - Rvalue = sgot->output_offset + off; - } - - Rvalue += addend; - - /* Check if any value in DISP. */ - Rvalue1 =((bfd_get_32 (input_bfd, hit_data) >>16) - | (((bfd_get_32 (input_bfd, hit_data) & 0xfff) >> 8) <<16)); - - /* Add or subtract the offset value. */ - if (Rvalue1 & 0x80000) - Rvalue -= (~Rvalue1 + 1) & 0xfffff; - else - Rvalue += Rvalue1; - - /* Check for range. */ - /* REVISIT: if ((long) Rvalue > 0xffffff - || (long) Rvalue < -0x800000). */ - if ((long) Rvalue > 0xffffff || (long) Rvalue < 0) - return bfd_reloc_overflow; - - bfd_put_16 (input_bfd, (bfd_get_16 (input_bfd, hit_data)) - | (((Rvalue >> 16) & 0xf) << 8), hit_data); - bfd_put_16 (input_bfd, (Rvalue) & 0xffff, hit_data + 2); - } - else - { - if (r_type == R_CR16_ABS24) - { - Rvalue1 = ((bfd_get_32 (input_bfd, hit_data) >> 16) - | (((bfd_get_32 (input_bfd, hit_data) & 0xfff) >> 8) <<16) - | (((bfd_get_32 (input_bfd, hit_data) & 0xf) <<20))); - - /* Add or subtract the offset value. */ - if (Rvalue1 & 0x800000) - Rvalue -= (~Rvalue1 + 1) & 0xffffff; - else - Rvalue += Rvalue1; - - /* Check for Range. */ - if ((long) Rvalue > 0xffffff || (long) Rvalue < 0x0) - return bfd_reloc_overflow; - - Rvalue = ((((Rvalue >> 20) & 0xf) | (((Rvalue >> 16) & 0xf)<<8) - | (bfd_get_32 (input_bfd, hit_data) & 0xf0f0)) - | ((Rvalue & 0xffff) << 16)); - } - else if (r_type == R_CR16_DISP24) - { - Rvalue = ((((Rvalue >> 20)& 0xf) | (((Rvalue >>16) & 0xf)<<8) - | (bfd_get_16 (input_bfd, hit_data))) - | (((Rvalue & 0xfffe) | ((Rvalue >> 24) & 0x1)) << 16)); - } - else if ((r_type == R_CR16_IMM32) || (r_type == R_CR16_IMM32a)) - { - Rvalue1 =((((bfd_get_32 (input_bfd, hit_data)) >> 16) &0xffff) - | (((bfd_get_32 (input_bfd, hit_data)) &0xffff)) << 16); - - /* Add or subtract the offset value. */ - if (Rvalue1 & 0x80000000) - Rvalue -= (~Rvalue1 + 1) & 0xffffffff; - else - Rvalue += Rvalue1; - - /* Check for range. */ - if (Rvalue > 0xffffffff || (long) Rvalue < 0x0) - return bfd_reloc_overflow; - - Rvalue = (((Rvalue >> 16)& 0xffff) | (Rvalue & 0xffff) << 16); - } - else if (r_type == R_CR16_DISP24a) - { - Rvalue = (((Rvalue & 0xfffffe) | (Rvalue >> 23))); - Rvalue = ((Rvalue >> 16) & 0xff) | ((Rvalue & 0xffff) << 16) - | (bfd_get_32 (input_bfd, hit_data)); - } - else if ((r_type == R_CR16_REGREL20) - || (r_type == R_CR16_REGREL20a)) - { - Rvalue1 = ((bfd_get_32 (input_bfd, hit_data) >> 16) - | (((bfd_get_32 (input_bfd, hit_data) & 0xfff) >> 8) <<16)); - /* Add or subtract the offset value. */ - if (Rvalue1 & 0x80000) - Rvalue -= (~Rvalue1 + 1) & 0xfffff; - else - Rvalue += Rvalue1; - - /* Check for range. */ - if ((long) Rvalue > 0xfffff || (long) Rvalue < 0x0) - return bfd_reloc_overflow; - - Rvalue = (((((Rvalue >> 20)& 0xf) | (((Rvalue >>16) & 0xf)<<8) - | ((Rvalue & 0xffff) << 16))) - | (bfd_get_32 (input_bfd, hit_data) & 0xf0ff)); - - } - else if (r_type == R_CR16_NUM32) - { - Rvalue1 = (bfd_get_32 (input_bfd, hit_data)); - - /* Add or subtract the offset value */ - if (Rvalue1 & 0x80000000) - Rvalue -= (~Rvalue1 + 1) & 0xffffffff; - else - Rvalue += Rvalue1; - - /* Check for Ranga */ - if (Rvalue > 0xffffffff) - return bfd_reloc_overflow; - } - - bfd_put_32 (input_bfd, Rvalue, hit_data); - } - break; + if ((r_type == R_CR16_ABS20) || (r_type == R_CR16_IMM20)) + { + Rvalue1 = (bfd_get_16 (input_bfd, hit_data + 2) + | (((bfd_get_16 (input_bfd, hit_data) & 0xf) <<16))); + + /* Add or subtract the offset value. */ + if (Rvalue1 & 0x80000) + Rvalue -= (~Rvalue1 + 1) & 0xfffff; + else + Rvalue += Rvalue1; + + /* Check for range. */ + if ((long) Rvalue > 0xfffff || (long) Rvalue < 0x0) + return bfd_reloc_overflow; + + bfd_put_16 (input_bfd, ((bfd_get_16 (input_bfd, hit_data) & 0xfff0) + | ((Rvalue >> 16) & 0xf)), hit_data); + bfd_put_16 (input_bfd, (Rvalue) & 0xffff, hit_data + 2); + } + else if (r_type == R_CR16_GOT_REGREL20) + { + asection *sgot = elf_hash_table (info)->sgot; + + if (h != NULL) + { + bfd_vma off; + + off = h->got.offset; + BFD_ASSERT (off != (bfd_vma) -1); + + if (! elf_hash_table (info)->dynamic_sections_created + || SYMBOL_REFERENCES_LOCAL (info, h)) + /* This is actually a static link, or it is a + -Bsymbolic link and the symbol is defined + locally, or the symbol was forced to be local + because of a version file. We must initialize + this entry in the global offset table. + When doing a dynamic link, we create a .rela.got + relocation entry to initialize the value. This + is done in the finish_dynamic_symbol routine. */ + bfd_put_32 (output_bfd, Rvalue, sgot->contents + off); + + Rvalue = sgot->output_offset + off; + } + else + { + bfd_vma off; + + off = elf_local_got_offsets (input_bfd)[symndx]; + bfd_put_32 (output_bfd,Rvalue, sgot->contents + off); + + Rvalue = sgot->output_offset + off; + } + + Rvalue += addend; + + /* REVISIT: if ((long) Rvalue > 0xffffff || + (long) Rvalue < -0x800000). */ + if ((long) Rvalue > 0xffffff || (long) Rvalue < 0) + return bfd_reloc_overflow; + + + bfd_put_16 (input_bfd, (bfd_get_16 (input_bfd, hit_data)) + | (((Rvalue >> 16) & 0xf) << 8), hit_data); + bfd_put_16 (input_bfd, (Rvalue) & 0xffff, hit_data + 2); + + } + else if (r_type == R_CR16_GOTC_REGREL20) + { + asection *sgot = elf_hash_table (info)->sgot; + + if (h != NULL) + { + bfd_vma off; + + off = h->got.offset; + BFD_ASSERT (off != (bfd_vma) -1); + + Rvalue >>=1; /* For code symbols. */ + + if (! elf_hash_table (info)->dynamic_sections_created + || SYMBOL_REFERENCES_LOCAL (info, h)) + /* This is actually a static link, or it is a + -Bsymbolic link and the symbol is defined + locally, or the symbol was forced to be local + because of a version file. We must initialize + this entry in the global offset table. + When doing a dynamic link, we create a .rela.got + relocation entry to initialize the value. This + is done in the finish_dynamic_symbol routine. */ + bfd_put_32 (output_bfd, Rvalue, sgot->contents + off); + + Rvalue = sgot->output_offset + off; + } + else + { + bfd_vma off; + + off = elf_local_got_offsets (input_bfd)[symndx]; + Rvalue >>= 1; + bfd_put_32 (output_bfd,Rvalue, sgot->contents + off); + Rvalue = sgot->output_offset + off; + } + + Rvalue += addend; + + /* Check if any value in DISP. */ + Rvalue1 =((bfd_get_32 (input_bfd, hit_data) >>16) + | (((bfd_get_32 (input_bfd, hit_data) & 0xfff) >> 8) <<16)); + + /* Add or subtract the offset value. */ + if (Rvalue1 & 0x80000) + Rvalue -= (~Rvalue1 + 1) & 0xfffff; + else + Rvalue += Rvalue1; + + /* Check for range. */ + /* REVISIT: if ((long) Rvalue > 0xffffff + || (long) Rvalue < -0x800000). */ + if ((long) Rvalue > 0xffffff || (long) Rvalue < 0) + return bfd_reloc_overflow; + + bfd_put_16 (input_bfd, (bfd_get_16 (input_bfd, hit_data)) + | (((Rvalue >> 16) & 0xf) << 8), hit_data); + bfd_put_16 (input_bfd, (Rvalue) & 0xffff, hit_data + 2); + } + else + { + if (r_type == R_CR16_ABS24) + { + Rvalue1 = ((bfd_get_32 (input_bfd, hit_data) >> 16) + | (((bfd_get_32 (input_bfd, hit_data) & 0xfff) >> 8) <<16) + | (((bfd_get_32 (input_bfd, hit_data) & 0xf) <<20))); + + /* Add or subtract the offset value. */ + if (Rvalue1 & 0x800000) + Rvalue -= (~Rvalue1 + 1) & 0xffffff; + else + Rvalue += Rvalue1; + + /* Check for Range. */ + if ((long) Rvalue > 0xffffff || (long) Rvalue < 0x0) + return bfd_reloc_overflow; + + Rvalue = ((((Rvalue >> 20) & 0xf) | (((Rvalue >> 16) & 0xf)<<8) + | (bfd_get_32 (input_bfd, hit_data) & 0xf0f0)) + | ((Rvalue & 0xffff) << 16)); + } + else if (r_type == R_CR16_DISP24) + { + Rvalue = ((((Rvalue >> 20)& 0xf) | (((Rvalue >>16) & 0xf)<<8) + | (bfd_get_16 (input_bfd, hit_data))) + | (((Rvalue & 0xfffe) | ((Rvalue >> 24) & 0x1)) << 16)); + } + else if ((r_type == R_CR16_IMM32) || (r_type == R_CR16_IMM32a)) + { + Rvalue1 =((((bfd_get_32 (input_bfd, hit_data)) >> 16) &0xffff) + | (((bfd_get_32 (input_bfd, hit_data)) &0xffff)) << 16); + + /* Add or subtract the offset value. */ + if (Rvalue1 & 0x80000000) + Rvalue -= (~Rvalue1 + 1) & 0xffffffff; + else + Rvalue += Rvalue1; + + /* Check for range. */ + if (Rvalue > 0xffffffff || (long) Rvalue < 0x0) + return bfd_reloc_overflow; + + Rvalue = (((Rvalue >> 16)& 0xffff) | (Rvalue & 0xffff) << 16); + } + else if (r_type == R_CR16_DISP24a) + { + Rvalue = (((Rvalue & 0xfffffe) | (Rvalue >> 23))); + Rvalue = ((Rvalue >> 16) & 0xff) | ((Rvalue & 0xffff) << 16) + | (bfd_get_32 (input_bfd, hit_data)); + } + else if ((r_type == R_CR16_REGREL20) + || (r_type == R_CR16_REGREL20a)) + { + Rvalue1 = ((bfd_get_32 (input_bfd, hit_data) >> 16) + | (((bfd_get_32 (input_bfd, hit_data) & 0xfff) >> 8) <<16)); + /* Add or subtract the offset value. */ + if (Rvalue1 & 0x80000) + Rvalue -= (~Rvalue1 + 1) & 0xfffff; + else + Rvalue += Rvalue1; + + /* Check for range. */ + if ((long) Rvalue > 0xfffff || (long) Rvalue < 0x0) + return bfd_reloc_overflow; + + Rvalue = (((((Rvalue >> 20)& 0xf) | (((Rvalue >>16) & 0xf)<<8) + | ((Rvalue & 0xffff) << 16))) + | (bfd_get_32 (input_bfd, hit_data) & 0xf0ff)); + + } + else if (r_type == R_CR16_NUM32) + { + Rvalue1 = (bfd_get_32 (input_bfd, hit_data)); + + /* Add or subtract the offset value */ + if (Rvalue1 & 0x80000000) + Rvalue -= (~Rvalue1 + 1) & 0xffffffff; + else + Rvalue += Rvalue1; + + /* Check for Ranga */ + if (Rvalue > 0xffffffff) + return bfd_reloc_overflow; + } + + bfd_put_32 (input_bfd, Rvalue, hit_data); + } + break; default: - return bfd_reloc_notsupported; + return bfd_reloc_notsupported; } return bfd_reloc_ok; @@ -1256,7 +1240,7 @@ cr16_elf_final_link_relocate (reloc_howto_type *howto, static bfd_boolean elf32_cr16_relax_delete_bytes (struct bfd_link_info *link_info, bfd *abfd, - asection *sec, bfd_vma addr, int count) + asection *sec, bfd_vma addr, int count) { Elf_Internal_Shdr *symtab_hdr; unsigned int sec_shndx; @@ -1281,14 +1265,14 @@ elf32_cr16_relax_delete_bytes (struct bfd_link_info *link_info, bfd *abfd, /* Actually delete the bytes. */ memmove (contents + addr, contents + addr + count, - (size_t) (toaddr - addr - count)); + (size_t) (toaddr - addr - count)); sec->size -= count; /* Adjust all the relocs. */ for (irel = elf_section_data (sec)->relocs; irel < irelend; irel++) /* Get the new reloc address. */ if ((irel->r_offset > addr && irel->r_offset < toaddr)) - irel->r_offset -= count; + irel->r_offset -= count; /* Adjust the local symbols defined in this section. */ symtab_hdr = &elf_tdata (abfd)->symtab_hdr; @@ -1296,49 +1280,49 @@ elf32_cr16_relax_delete_bytes (struct bfd_link_info *link_info, bfd *abfd, for (isymend = isym + symtab_hdr->sh_info; isym < isymend; isym++) { if (isym->st_shndx == sec_shndx - && isym->st_value > addr - && isym->st_value < toaddr) - { - /* Adjust the addend of SWITCH relocations in this section, - which reference this local symbol. */ + && isym->st_value > addr + && isym->st_value < toaddr) + { + /* Adjust the addend of SWITCH relocations in this section, + which reference this local symbol. */ #if 0 - for (irel = elf_section_data (sec)->relocs; irel < irelend; irel++) - { - unsigned long r_symndx; - Elf_Internal_Sym *rsym; - bfd_vma addsym, subsym; - - /* Skip if not a SWITCH relocation. */ - if (ELF32_R_TYPE (irel->r_info) != (int) R_CR16_SWITCH8 - && ELF32_R_TYPE (irel->r_info) != (int) R_CR16_SWITCH16 - && ELF32_R_TYPE (irel->r_info) != (int) R_CR16_SWITCH32) - continue; - - r_symndx = ELF32_R_SYM (irel->r_info); - rsym = (Elf_Internal_Sym *) symtab_hdr->contents + r_symndx; - - /* Skip if not the local adjusted symbol. */ - if (rsym != isym) - continue; - - addsym = isym->st_value; - subsym = addsym - irel->r_addend; - - /* Fix the addend only when -->> (addsym > addr >= subsym). */ - if (subsym <= addr) - irel->r_addend -= count; - else - continue; - } + for (irel = elf_section_data (sec)->relocs; irel < irelend; irel++) + { + unsigned long r_symndx; + Elf_Internal_Sym *rsym; + bfd_vma addsym, subsym; + + /* Skip if not a SWITCH relocation. */ + if (ELF32_R_TYPE (irel->r_info) != (int) R_CR16_SWITCH8 + && ELF32_R_TYPE (irel->r_info) != (int) R_CR16_SWITCH16 + && ELF32_R_TYPE (irel->r_info) != (int) R_CR16_SWITCH32) + continue; + + r_symndx = ELF32_R_SYM (irel->r_info); + rsym = (Elf_Internal_Sym *) symtab_hdr->contents + r_symndx; + + /* Skip if not the local adjusted symbol. */ + if (rsym != isym) + continue; + + addsym = isym->st_value; + subsym = addsym - irel->r_addend; + + /* Fix the addend only when -->> (addsym > addr >= subsym). */ + if (subsym <= addr) + irel->r_addend -= count; + else + continue; + } #endif - isym->st_value -= count; - } + isym->st_value -= count; + } } /* Now adjust the global symbols defined in this section. */ symcount = (symtab_hdr->sh_size / sizeof (Elf32_External_Sym) - - symtab_hdr->sh_info); + - symtab_hdr->sh_info); sym_hashes = start_hashes = elf_sym_hashes (abfd); end_hashes = sym_hashes + symcount; @@ -1347,35 +1331,35 @@ elf32_cr16_relax_delete_bytes (struct bfd_link_info *link_info, bfd *abfd, struct elf_link_hash_entry *sym_hash = *sym_hashes; /* The '--wrap SYMBOL' option is causing a pain when the object file, - containing the definition of __wrap_SYMBOL, includes a direct - call to SYMBOL as well. Since both __wrap_SYMBOL and SYMBOL reference - the same symbol (which is __wrap_SYMBOL), but still exist as two - different symbols in 'sym_hashes', we don't want to adjust - the global symbol __wrap_SYMBOL twice. - This check is only relevant when symbols are being wrapped. */ + containing the definition of __wrap_SYMBOL, includes a direct + call to SYMBOL as well. Since both __wrap_SYMBOL and SYMBOL reference + the same symbol (which is __wrap_SYMBOL), but still exist as two + different symbols in 'sym_hashes', we don't want to adjust + the global symbol __wrap_SYMBOL twice. + This check is only relevant when symbols are being wrapped. */ if (link_info->wrap_hash != NULL) - { - struct elf_link_hash_entry **cur_sym_hashes; - - /* Loop only over the symbols whom been already checked. */ - for (cur_sym_hashes = start_hashes; cur_sym_hashes < sym_hashes; - cur_sym_hashes++) - /* If the current symbol is identical to 'sym_hash', that means - the symbol was already adjusted (or at least checked). */ - if (*cur_sym_hashes == sym_hash) - break; - - /* Don't adjust the symbol again. */ - if (cur_sym_hashes < sym_hashes) - continue; - } + { + struct elf_link_hash_entry **cur_sym_hashes; + + /* Loop only over the symbols whom been already checked. */ + for (cur_sym_hashes = start_hashes; cur_sym_hashes < sym_hashes; + cur_sym_hashes++) + /* If the current symbol is identical to 'sym_hash', that means + the symbol was already adjusted (or at least checked). */ + if (*cur_sym_hashes == sym_hash) + break; + + /* Don't adjust the symbol again. */ + if (cur_sym_hashes < sym_hashes) + continue; + } if ((sym_hash->root.type == bfd_link_hash_defined - || sym_hash->root.type == bfd_link_hash_defweak) - && sym_hash->root.u.def.section == sec - && sym_hash->root.u.def.value > addr - && sym_hash->root.u.def.value < toaddr) - sym_hash->root.u.def.value -= count; + || sym_hash->root.type == bfd_link_hash_defweak) + && sym_hash->root.u.def.section == sec + && sym_hash->root.u.def.value > addr + && sym_hash->root.u.def.value < toaddr) + sym_hash->root.u.def.value -= count; } return TRUE; @@ -1385,10 +1369,10 @@ elf32_cr16_relax_delete_bytes (struct bfd_link_info *link_info, bfd *abfd, static bfd_boolean elf32_cr16_relocate_section (bfd *output_bfd, struct bfd_link_info *info, - bfd *input_bfd, asection *input_section, - bfd_byte *contents, Elf_Internal_Rela *relocs, - Elf_Internal_Sym *local_syms, - asection **local_sections) + bfd *input_bfd, asection *input_section, + bfd_byte *contents, Elf_Internal_Rela *relocs, + Elf_Internal_Sym *local_syms, + asection **local_sections) { Elf_Internal_Shdr *symtab_hdr; struct elf_link_hash_entry **sym_hashes; @@ -1418,92 +1402,86 @@ elf32_cr16_relocate_section (bfd *output_bfd, struct bfd_link_info *info, sym = NULL; sec = NULL; if (r_symndx < symtab_hdr->sh_info) - { - sym = local_syms + r_symndx; - sec = local_sections[r_symndx]; - relocation = _bfd_elf_rela_local_sym (output_bfd, sym, &sec, rel); - } + { + sym = local_syms + r_symndx; + sec = local_sections[r_symndx]; + relocation = _bfd_elf_rela_local_sym (output_bfd, sym, &sec, rel); + } else - { - bfd_boolean unresolved_reloc, warned; + { + bfd_boolean unresolved_reloc, warned, ignored; - RELOC_FOR_GLOBAL_SYMBOL (info, input_bfd, input_section, rel, - r_symndx, symtab_hdr, sym_hashes, - h, sec, relocation, - unresolved_reloc, warned); - } + RELOC_FOR_GLOBAL_SYMBOL (info, input_bfd, input_section, rel, + r_symndx, symtab_hdr, sym_hashes, + h, sec, relocation, + unresolved_reloc, warned, ignored); + } if (sec != NULL && discarded_section (sec)) RELOC_AGAINST_DISCARDED_SECTION (info, input_bfd, input_section, rel, 1, relend, howto, 0, contents); - if (info->relocatable) - continue; + if (bfd_link_relocatable (info)) + continue; r = cr16_elf_final_link_relocate (howto, input_bfd, output_bfd, - input_section, - contents, rel->r_offset, - relocation, rel->r_addend, - (struct elf_link_hash_entry *) h, - r_symndx, - info, sec, h == NULL); + input_section, + contents, rel->r_offset, + relocation, rel->r_addend, + (struct elf_link_hash_entry *) h, + r_symndx, + info, sec, h == NULL); if (r != bfd_reloc_ok) - { - const char *name; - const char *msg = NULL; - - if (h != NULL) - name = h->root.root.string; - else - { - name = (bfd_elf_string_from_elf_section - (input_bfd, symtab_hdr->sh_link, sym->st_name)); - if (name == NULL || *name == '\0') - name = bfd_section_name (input_bfd, sec); - } - - switch (r) - { - case bfd_reloc_overflow: - if (!((*info->callbacks->reloc_overflow) - (info, (h ? &h->root : NULL), name, howto->name, - (bfd_vma) 0, input_bfd, input_section, - rel->r_offset))) - return FALSE; - break; - - case bfd_reloc_undefined: - if (!((*info->callbacks->undefined_symbol) - (info, name, input_bfd, input_section, - rel->r_offset, TRUE))) - return FALSE; - break; - - case bfd_reloc_outofrange: - msg = _("internal error: out of range error"); - goto common_error; - - case bfd_reloc_notsupported: - msg = _("internal error: unsupported relocation error"); - goto common_error; - - case bfd_reloc_dangerous: - msg = _("internal error: dangerous error"); - goto common_error; - - default: - msg = _("internal error: unknown error"); - /* Fall through. */ - - common_error: - if (!((*info->callbacks->warning) - (info, msg, name, input_bfd, input_section, - rel->r_offset))) - return FALSE; - break; - } - } + { + const char *name; + const char *msg = NULL; + + if (h != NULL) + name = h->root.root.string; + else + { + name = (bfd_elf_string_from_elf_section + (input_bfd, symtab_hdr->sh_link, sym->st_name)); + if (name == NULL || *name == '\0') + name = bfd_section_name (sec); + } + + switch (r) + { + case bfd_reloc_overflow: + (*info->callbacks->reloc_overflow) + (info, (h ? &h->root : NULL), name, howto->name, + (bfd_vma) 0, input_bfd, input_section, rel->r_offset); + break; + + case bfd_reloc_undefined: + (*info->callbacks->undefined_symbol) + (info, name, input_bfd, input_section, rel->r_offset, TRUE); + break; + + case bfd_reloc_outofrange: + msg = _("internal error: out of range error"); + goto common_error; + + case bfd_reloc_notsupported: + msg = _("internal error: unsupported relocation error"); + goto common_error; + + case bfd_reloc_dangerous: + msg = _("internal error: dangerous error"); + goto common_error; + + default: + msg = _("internal error: unknown error"); + /* Fall through. */ + + common_error: + (*info->callbacks->warning) (info, msg, name, input_bfd, + input_section, rel->r_offset); + break; + } + } } return TRUE; @@ -1514,11 +1492,11 @@ elf32_cr16_relocate_section (bfd *output_bfd, struct bfd_link_info *info, static bfd_byte * elf32_cr16_get_relocated_section_contents (bfd *output_bfd, - struct bfd_link_info *link_info, - struct bfd_link_order *link_order, - bfd_byte *data, - bfd_boolean relocatable, - asymbol **symbols) + struct bfd_link_info *link_info, + struct bfd_link_order *link_order, + bfd_byte *data, + bfd_boolean relocatable, + asymbol **symbols) { Elf_Internal_Shdr *symtab_hdr; asection *input_section = link_order->u.indirect.section; @@ -1532,14 +1510,14 @@ elf32_cr16_get_relocated_section_contents (bfd *output_bfd, if (relocatable || elf_section_data (input_section)->this_hdr.contents == NULL) return bfd_generic_get_relocated_section_contents (output_bfd, link_info, - link_order, data, - relocatable, - symbols); + link_order, data, + relocatable, + symbols); symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr; memcpy (data, elf_section_data (input_section)->this_hdr.contents, - (size_t) input_section->size); + (size_t) input_section->size); if ((input_section->flags & SEC_RELOC) != 0 && input_section->reloc_count > 0) @@ -1550,68 +1528,63 @@ elf32_cr16_get_relocated_section_contents (bfd *output_bfd, bfd_size_type amt; internal_relocs = _bfd_elf_link_read_relocs (input_bfd, input_section, - NULL, NULL, FALSE); + NULL, NULL, FALSE); if (internal_relocs == NULL) - goto error_return; + goto error_return; if (symtab_hdr->sh_info != 0) - { - isymbuf = (Elf_Internal_Sym *) symtab_hdr->contents; - if (isymbuf == NULL) - isymbuf = bfd_elf_get_elf_syms (input_bfd, symtab_hdr, - symtab_hdr->sh_info, 0, - NULL, NULL, NULL); - if (isymbuf == NULL) - goto error_return; - } + { + isymbuf = (Elf_Internal_Sym *) symtab_hdr->contents; + if (isymbuf == NULL) + isymbuf = bfd_elf_get_elf_syms (input_bfd, symtab_hdr, + symtab_hdr->sh_info, 0, + NULL, NULL, NULL); + if (isymbuf == NULL) + goto error_return; + } amt = symtab_hdr->sh_info; amt *= sizeof (asection *); sections = bfd_malloc (amt); if (sections == NULL && amt != 0) - goto error_return; + goto error_return; isymend = isymbuf + symtab_hdr->sh_info; for (isym = isymbuf, secpp = sections; isym < isymend; ++isym, ++secpp) - { - asection *isec; + { + asection *isec; - if (isym->st_shndx == SHN_UNDEF) - isec = bfd_und_section_ptr; - else if (isym->st_shndx == SHN_ABS) - isec = bfd_abs_section_ptr; - else if (isym->st_shndx == SHN_COMMON) - isec = bfd_com_section_ptr; - else - isec = bfd_section_from_elf_index (input_bfd, isym->st_shndx); + if (isym->st_shndx == SHN_UNDEF) + isec = bfd_und_section_ptr; + else if (isym->st_shndx == SHN_ABS) + isec = bfd_abs_section_ptr; + else if (isym->st_shndx == SHN_COMMON) + isec = bfd_com_section_ptr; + else + isec = bfd_section_from_elf_index (input_bfd, isym->st_shndx); - *secpp = isec; - } + *secpp = isec; + } if (! elf32_cr16_relocate_section (output_bfd, link_info, input_bfd, - input_section, data, internal_relocs, - isymbuf, sections)) - goto error_return; - - if (sections != NULL) - free (sections); - if (isymbuf != NULL - && symtab_hdr->contents != (unsigned char *) isymbuf) - free (isymbuf); + input_section, data, internal_relocs, + isymbuf, sections)) + goto error_return; + + free (sections); + if (symtab_hdr->contents != (unsigned char *) isymbuf) + free (isymbuf); if (elf_section_data (input_section)->relocs != internal_relocs) - free (internal_relocs); + free (internal_relocs); } return data; error_return: - if (sections != NULL) - free (sections); - if (isymbuf != NULL - && symtab_hdr->contents != (unsigned char *) isymbuf) + free (sections); + if (symtab_hdr->contents != (unsigned char *) isymbuf) free (isymbuf); - if (internal_relocs != NULL - && elf_section_data (input_section)->relocs != internal_relocs) + if (elf_section_data (input_section)->relocs != internal_relocs) free (internal_relocs); return NULL; } @@ -1624,8 +1597,8 @@ elf32_cr16_get_relocated_section_contents (bfd *output_bfd, static struct bfd_hash_entry * elf32_cr16_link_hash_newfunc (struct bfd_hash_entry *entry, - struct bfd_hash_table *table, - const char *string) + struct bfd_hash_table *table, + const char *string) { struct elf32_cr16_link_hash_entry *ret = (struct elf32_cr16_link_hash_entry *) entry; @@ -1634,15 +1607,15 @@ elf32_cr16_link_hash_newfunc (struct bfd_hash_entry *entry, subclass. */ if (ret == (struct elf32_cr16_link_hash_entry *) NULL) ret = ((struct elf32_cr16_link_hash_entry *) - bfd_hash_allocate (table, - sizeof (struct elf32_cr16_link_hash_entry))); + bfd_hash_allocate (table, + sizeof (struct elf32_cr16_link_hash_entry))); if (ret == (struct elf32_cr16_link_hash_entry *) NULL) return (struct bfd_hash_entry *) ret; /* Call the allocation method of the superclass. */ ret = ((struct elf32_cr16_link_hash_entry *) - _bfd_elf_link_hash_newfunc ((struct bfd_hash_entry *) ret, - table, string)); + _bfd_elf_link_hash_newfunc ((struct bfd_hash_entry *) ret, + table, string)); if (ret != (struct elf32_cr16_link_hash_entry *) NULL) { ret->direct_calls = 0; @@ -1662,15 +1635,15 @@ static struct bfd_link_hash_table * elf32_cr16_link_hash_table_create (bfd *abfd) { struct elf_link_hash_table *ret; - bfd_size_type amt = sizeof (struct elf_link_hash_table); + size_t amt = sizeof (struct elf_link_hash_table); ret = (struct elf_link_hash_table *) bfd_zmalloc (amt); if (ret == (struct elf_link_hash_table *) NULL) return NULL; if (!_bfd_elf_link_hash_table_init (ret, abfd, - elf32_cr16_link_hash_newfunc, - sizeof (struct elf32_cr16_link_hash_entry), + elf32_cr16_link_hash_newfunc, + sizeof (struct elf32_cr16_link_hash_entry), GENERIC_ELF_DATA)) { free (ret); @@ -1695,21 +1668,19 @@ elf_cr16_mach (flagword flags) file. This gets the CR16 architecture right based on the machine number. */ -static void -_bfd_cr16_elf_final_write_processing (bfd *abfd, - bfd_boolean linker ATTRIBUTE_UNUSED) +static bfd_boolean +_bfd_cr16_elf_final_write_processing (bfd *abfd) { unsigned long val; switch (bfd_get_mach (abfd)) { default: case bfd_mach_cr16: - val = EM_CR16; - break; + val = EM_CR16; + break; } - - - elf_elfheader (abfd)->e_flags |= val; + elf_elfheader (abfd)->e_flags |= val; + return _bfd_elf_final_write_processing (abfd); } @@ -1717,7 +1688,7 @@ static bfd_boolean _bfd_cr16_elf_object_p (bfd *abfd) { bfd_default_set_arch_mach (abfd, bfd_arch_cr16, - elf_cr16_mach (elf_elfheader (abfd)->e_flags)); + elf_cr16_mach (elf_elfheader (abfd)->e_flags)); return TRUE; } @@ -1725,8 +1696,10 @@ _bfd_cr16_elf_object_p (bfd *abfd) object file when linking. */ static bfd_boolean -_bfd_cr16_elf_merge_private_bfd_data (bfd *ibfd, bfd *obfd) +_bfd_cr16_elf_merge_private_bfd_data (bfd *ibfd, struct bfd_link_info *info) { + bfd *obfd = info->output_bfd; + if (bfd_get_flavour (ibfd) != bfd_target_elf_flavour || bfd_get_flavour (obfd) != bfd_target_elf_flavour) return TRUE; @@ -1735,8 +1708,8 @@ _bfd_cr16_elf_merge_private_bfd_data (bfd *ibfd, bfd *obfd) && bfd_get_mach (obfd) < bfd_get_mach (ibfd)) { if (! bfd_set_arch_mach (obfd, bfd_get_arch (ibfd), - bfd_get_mach (ibfd))) - return FALSE; + bfd_get_mach (ibfd))) + return FALSE; } return TRUE; @@ -1747,16 +1720,16 @@ _bfd_cr16_elf_merge_private_bfd_data (bfd *ibfd, bfd *obfd) There's quite a few relaxing opportunites available on the CR16: - * bcond:24 -> bcond:16 1 byte - * bcond:16 -> bcond:8 1 byte - * arithmetic imm32 -> arithmetic imm20 12 bits - * arithmetic imm20/imm16 -> arithmetic imm4 12/16 bits + * bcond:24 -> bcond:16 1 byte + * bcond:16 -> bcond:8 1 byte + * arithmetic imm32 -> arithmetic imm20 12 bits + * arithmetic imm20/imm16 -> arithmetic imm4 12/16 bits Symbol- and reloc-reading infrastructure copied from elf-m10200.c. */ static bfd_boolean elf32_cr16_relax_section (bfd *abfd, asection *sec, - struct bfd_link_info *link_info, bfd_boolean *again) + struct bfd_link_info *link_info, bfd_boolean *again) { Elf_Internal_Shdr *symtab_hdr; Elf_Internal_Rela *internal_relocs; @@ -1770,7 +1743,7 @@ elf32_cr16_relax_section (bfd *abfd, asection *sec, /* We don't have to do anything for a relocatable link, if this section does not have relocs, or if this is not a code section. */ - if (link_info->relocatable + if (bfd_link_relocatable (link_info) || (sec->flags & SEC_RELOC) == 0 || sec->reloc_count == 0 || (sec->flags & SEC_CODE) == 0) @@ -1780,7 +1753,7 @@ elf32_cr16_relax_section (bfd *abfd, asection *sec, /* Get a copy of the native relocations. */ internal_relocs = _bfd_elf_link_read_relocs (abfd, sec, NULL, NULL, - link_info->keep_memory); + link_info->keep_memory); if (internal_relocs == NULL) goto error_return; @@ -1791,386 +1764,386 @@ elf32_cr16_relax_section (bfd *abfd, asection *sec, bfd_vma symval; /* If this isn't something that can be relaxed, then ignore - this reloc. */ + this reloc. */ if (ELF32_R_TYPE (irel->r_info) != (int) R_CR16_DISP16 - && ELF32_R_TYPE (irel->r_info) != (int) R_CR16_DISP24 - && ELF32_R_TYPE (irel->r_info) != (int) R_CR16_IMM32 - && ELF32_R_TYPE (irel->r_info) != (int) R_CR16_IMM20 - && ELF32_R_TYPE (irel->r_info) != (int) R_CR16_IMM16) - continue; + && ELF32_R_TYPE (irel->r_info) != (int) R_CR16_DISP24 + && ELF32_R_TYPE (irel->r_info) != (int) R_CR16_IMM32 + && ELF32_R_TYPE (irel->r_info) != (int) R_CR16_IMM20 + && ELF32_R_TYPE (irel->r_info) != (int) R_CR16_IMM16) + continue; /* Get the section contents if we haven't done so already. */ if (contents == NULL) - { - /* Get cached copy if it exists. */ - if (elf_section_data (sec)->this_hdr.contents != NULL) - contents = elf_section_data (sec)->this_hdr.contents; - /* Go get them off disk. */ - else if (!bfd_malloc_and_get_section (abfd, sec, &contents)) - goto error_return; - } + { + /* Get cached copy if it exists. */ + if (elf_section_data (sec)->this_hdr.contents != NULL) + contents = elf_section_data (sec)->this_hdr.contents; + /* Go get them off disk. */ + else if (!bfd_malloc_and_get_section (abfd, sec, &contents)) + goto error_return; + } /* Read this BFD's local symbols if we haven't done so already. */ if (isymbuf == NULL && symtab_hdr->sh_info != 0) - { - isymbuf = (Elf_Internal_Sym *) symtab_hdr->contents; - if (isymbuf == NULL) - isymbuf = bfd_elf_get_elf_syms (abfd, symtab_hdr, - symtab_hdr->sh_info, 0, - NULL, NULL, NULL); - if (isymbuf == NULL) - goto error_return; - } + { + isymbuf = (Elf_Internal_Sym *) symtab_hdr->contents; + if (isymbuf == NULL) + isymbuf = bfd_elf_get_elf_syms (abfd, symtab_hdr, + symtab_hdr->sh_info, 0, + NULL, NULL, NULL); + if (isymbuf == NULL) + goto error_return; + } /* Get the value of the symbol referred to by the reloc. */ if (ELF32_R_SYM (irel->r_info) < symtab_hdr->sh_info) - { - /* A local symbol. */ - Elf_Internal_Sym *isym; - asection *sym_sec; - - isym = isymbuf + ELF32_R_SYM (irel->r_info); - if (isym->st_shndx == SHN_UNDEF) - sym_sec = bfd_und_section_ptr; - else if (isym->st_shndx == SHN_ABS) - sym_sec = bfd_abs_section_ptr; - else if (isym->st_shndx == SHN_COMMON) - sym_sec = bfd_com_section_ptr; - else - sym_sec = bfd_section_from_elf_index (abfd, isym->st_shndx); - symval = (isym->st_value - + sym_sec->output_section->vma - + sym_sec->output_offset); - } + { + /* A local symbol. */ + Elf_Internal_Sym *isym; + asection *sym_sec; + + isym = isymbuf + ELF32_R_SYM (irel->r_info); + if (isym->st_shndx == SHN_UNDEF) + sym_sec = bfd_und_section_ptr; + else if (isym->st_shndx == SHN_ABS) + sym_sec = bfd_abs_section_ptr; + else if (isym->st_shndx == SHN_COMMON) + sym_sec = bfd_com_section_ptr; + else + sym_sec = bfd_section_from_elf_index (abfd, isym->st_shndx); + symval = (isym->st_value + + sym_sec->output_section->vma + + sym_sec->output_offset); + } else - { - unsigned long indx; - struct elf_link_hash_entry *h; - - /* An external symbol. */ - indx = ELF32_R_SYM (irel->r_info) - symtab_hdr->sh_info; - h = elf_sym_hashes (abfd)[indx]; - BFD_ASSERT (h != NULL); - - if (h->root.type != bfd_link_hash_defined - && h->root.type != bfd_link_hash_defweak) - /* This appears to be a reference to an undefined - symbol. Just ignore it--it will be caught by the - regular reloc processing. */ - continue; - - symval = (h->root.u.def.value - + h->root.u.def.section->output_section->vma - + h->root.u.def.section->output_offset); - } + { + unsigned long indx; + struct elf_link_hash_entry *h; + + /* An external symbol. */ + indx = ELF32_R_SYM (irel->r_info) - symtab_hdr->sh_info; + h = elf_sym_hashes (abfd)[indx]; + BFD_ASSERT (h != NULL); + + if (h->root.type != bfd_link_hash_defined + && h->root.type != bfd_link_hash_defweak) + /* This appears to be a reference to an undefined + symbol. Just ignore it--it will be caught by the + regular reloc processing. */ + continue; + + symval = (h->root.u.def.value + + h->root.u.def.section->output_section->vma + + h->root.u.def.section->output_offset); + } /* For simplicity of coding, we are going to modify the section - contents, the section relocs, and the BFD symbol table. We - must tell the rest of the code not to free up this - information. It would be possible to instead create a table - of changes which have to be made, as is done in coff-mips.c; - that would be more work, but would require less memory when - the linker is run. */ + contents, the section relocs, and the BFD symbol table. We + must tell the rest of the code not to free up this + information. It would be possible to instead create a table + of changes which have to be made, as is done in coff-mips.c; + that would be more work, but would require less memory when + the linker is run. */ /* Try to turn a 24 branch/call into a 16bit relative - branch/call. */ + branch/call. */ if (ELF32_R_TYPE (irel->r_info) == (int) R_CR16_DISP24) - { - bfd_vma value = symval; - - /* Deal with pc-relative gunk. */ - value -= (sec->output_section->vma + sec->output_offset); - value -= irel->r_offset; - value += irel->r_addend; - - /* See if the value will fit in 16 bits, note the high value is - 0xfffe + 2 as the target will be two bytes closer if we are - able to relax. */ - if ((long) value < 0x10000 && (long) value > -0x10002) - { - unsigned int code; - - /* Get the opcode. */ - code = (unsigned int) bfd_get_32 (abfd, contents + irel->r_offset); - - /* Verify it's a 'bcond' and fix the opcode. */ - if ((code & 0xffff) == 0x0010) - bfd_put_16 (abfd, 0x1800 | ((0xf & (code >> 20)) << 4), contents + irel->r_offset); - else - continue; - - /* Note that we've changed the relocs, section contents, etc. */ - elf_section_data (sec)->relocs = internal_relocs; - elf_section_data (sec)->this_hdr.contents = contents; - symtab_hdr->contents = (unsigned char *) isymbuf; - - /* Fix the relocation's type. */ - irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irel->r_info), - R_CR16_DISP16); - - /* Delete two bytes of data. */ - if (!elf32_cr16_relax_delete_bytes (link_info, abfd, sec, - irel->r_offset + 2, 2)) - goto error_return; - - /* That will change things, so, we should relax again. - Note that this is not required, and it may be slow. */ - *again = TRUE; - } - } + { + bfd_vma value = symval; + + /* Deal with pc-relative gunk. */ + value -= (sec->output_section->vma + sec->output_offset); + value -= irel->r_offset; + value += irel->r_addend; + + /* See if the value will fit in 16 bits, note the high value is + 0xfffe + 2 as the target will be two bytes closer if we are + able to relax. */ + if ((long) value < 0x10000 && (long) value > -0x10002) + { + unsigned int code; + + /* Get the opcode. */ + code = (unsigned int) bfd_get_32 (abfd, contents + irel->r_offset); + + /* Verify it's a 'bcond' and fix the opcode. */ + if ((code & 0xffff) == 0x0010) + bfd_put_16 (abfd, 0x1800 | ((0xf & (code >> 20)) << 4), contents + irel->r_offset); + else + continue; + + /* Note that we've changed the relocs, section contents, etc. */ + elf_section_data (sec)->relocs = internal_relocs; + elf_section_data (sec)->this_hdr.contents = contents; + symtab_hdr->contents = (unsigned char *) isymbuf; + + /* Fix the relocation's type. */ + irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irel->r_info), + R_CR16_DISP16); + + /* Delete two bytes of data. */ + if (!elf32_cr16_relax_delete_bytes (link_info, abfd, sec, + irel->r_offset + 2, 2)) + goto error_return; + + /* That will change things, so, we should relax again. + Note that this is not required, and it may be slow. */ + *again = TRUE; + } + } /* Try to turn a 16bit pc-relative branch into an - 8bit pc-relative branch. */ + 8bit pc-relative branch. */ if (ELF32_R_TYPE (irel->r_info) == (int) R_CR16_DISP16) - { - bfd_vma value = symval; - - /* Deal with pc-relative gunk. */ - value -= (sec->output_section->vma + sec->output_offset); - value -= irel->r_offset; - value += irel->r_addend; - - /* See if the value will fit in 8 bits, note the high value is - 0xfc + 2 as the target will be two bytes closer if we are - able to relax. */ - /*if ((long) value < 0x1fa && (long) value > -0x100) REVISIT:range */ - if ((long) value < 0xfa && (long) value > -0x100) - { - unsigned short code; - - /* Get the opcode. */ - code = (unsigned short) bfd_get_16 (abfd, contents + irel->r_offset); - - /* Verify it's a 'bcond' and fix the opcode. */ - if ((code & 0xff0f) == 0x1800) - bfd_put_16 (abfd, (code & 0xf0f0), contents + irel->r_offset); - else - continue; - - /* Note that we've changed the relocs, section contents, etc. */ - elf_section_data (sec)->relocs = internal_relocs; - elf_section_data (sec)->this_hdr.contents = contents; - symtab_hdr->contents = (unsigned char *) isymbuf; - - /* Fix the relocation's type. */ - irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irel->r_info), - R_CR16_DISP8); - - /* Delete two bytes of data. */ - if (!elf32_cr16_relax_delete_bytes (link_info, abfd, sec, - irel->r_offset + 2, 2)) - goto error_return; - - /* That will change things, so, we should relax again. - Note that this is not required, and it may be slow. */ - *again = TRUE; - } - } + { + bfd_vma value = symval; + + /* Deal with pc-relative gunk. */ + value -= (sec->output_section->vma + sec->output_offset); + value -= irel->r_offset; + value += irel->r_addend; + + /* See if the value will fit in 8 bits, note the high value is + 0xfc + 2 as the target will be two bytes closer if we are + able to relax. */ + /*if ((long) value < 0x1fa && (long) value > -0x100) REVISIT:range */ + if ((long) value < 0xfa && (long) value > -0x100) + { + unsigned short code; + + /* Get the opcode. */ + code = (unsigned short) bfd_get_16 (abfd, contents + irel->r_offset); + + /* Verify it's a 'bcond' and fix the opcode. */ + if ((code & 0xff0f) == 0x1800) + bfd_put_16 (abfd, (code & 0xf0f0), contents + irel->r_offset); + else + continue; + + /* Note that we've changed the relocs, section contents, etc. */ + elf_section_data (sec)->relocs = internal_relocs; + elf_section_data (sec)->this_hdr.contents = contents; + symtab_hdr->contents = (unsigned char *) isymbuf; + + /* Fix the relocation's type. */ + irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irel->r_info), + R_CR16_DISP8); + + /* Delete two bytes of data. */ + if (!elf32_cr16_relax_delete_bytes (link_info, abfd, sec, + irel->r_offset + 2, 2)) + goto error_return; + + /* That will change things, so, we should relax again. + Note that this is not required, and it may be slow. */ + *again = TRUE; + } + } /* Try to turn a 32-bit IMM address into a 20/16-bit IMM address */ if (ELF32_R_TYPE (irel->r_info) == (int) R_CR16_IMM32) - { - bfd_vma value = symval; - unsigned short is_add_mov = 0; - bfd_vma value1 = 0; - - /* Get the existing value from the mcode */ - value1 = ((bfd_get_32 (abfd, contents + irel->r_offset + 2) >> 16) - |(((bfd_get_32 (abfd, contents + irel->r_offset + 2) & 0xffff) << 16))); - - /* See if the value will fit in 20 bits. */ - if ((long) (value + value1) < 0xfffff && (long) (value + value1) > 0) - { - unsigned short code; - - /* Get the opcode. */ - code = (unsigned short) bfd_get_16 (abfd, contents + irel->r_offset); - - /* Verify it's a 'arithmetic ADDD or MOVD instruction'. - For ADDD and MOVD only, convert to IMM32 -> IMM20. */ - - if (((code & 0xfff0) == 0x0070) || ((code & 0xfff0) == 0x0020)) - is_add_mov = 1; - - if (is_add_mov) - { - /* Note that we've changed the relocs, section contents, - etc. */ - elf_section_data (sec)->relocs = internal_relocs; - elf_section_data (sec)->this_hdr.contents = contents; - symtab_hdr->contents = (unsigned char *) isymbuf; - - /* Fix the opcode. */ - if ((code & 0xfff0) == 0x0070) /* For movd. */ - bfd_put_8 (abfd, 0x05, contents + irel->r_offset + 1); - else /* code == 0x0020 for addd. */ - bfd_put_8 (abfd, 0x04, contents + irel->r_offset + 1); - - bfd_put_8 (abfd, (code & 0xf) << 4, contents + irel->r_offset); - - /* If existing value is nagavive adjust approriately - place the 16-20bits (ie 4 bit) in new opcode, - as the 0xffffxxxx, the higher 2 byte values removed. */ - if (value1 & 0x80000000) - bfd_put_8 (abfd, (0x0f | (bfd_get_8(abfd, contents + irel->r_offset))), contents + irel->r_offset); - else - bfd_put_8 (abfd, (((value1 >> 16)&0xf) | (bfd_get_8(abfd, contents + irel->r_offset))), contents + irel->r_offset); - - /* Fix the relocation's type. */ - irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irel->r_info), - R_CR16_IMM20); - - /* Delete two bytes of data. */ - if (!elf32_cr16_relax_delete_bytes (link_info, abfd, sec, - irel->r_offset + 2, 2)) - goto error_return; - - /* That will change things, so, we should relax again. - Note that this is not required, and it may be slow. */ - *again = TRUE; - } - } - - /* See if the value will fit in 16 bits. */ - if ((!is_add_mov) - && ((long)(value + value1) < 0x7fff && (long)(value + value1) > 0)) - { - unsigned short code; - - /* Get the opcode. */ - code = (unsigned short) bfd_get_16 (abfd, contents + irel->r_offset); - - /* Note that we've changed the relocs, section contents, etc. */ - elf_section_data (sec)->relocs = internal_relocs; - elf_section_data (sec)->this_hdr.contents = contents; - symtab_hdr->contents = (unsigned char *) isymbuf; - - /* Fix the opcode. */ - if ((code & 0xf0) == 0x70) /* For movd. */ - bfd_put_8 (abfd, 0x54, contents + irel->r_offset + 1); - else if ((code & 0xf0) == 0x20) /* For addd. */ - bfd_put_8 (abfd, 0x60, contents + irel->r_offset + 1); - else if ((code & 0xf0) == 0x90) /* For cmpd. */ - bfd_put_8 (abfd, 0x56, contents + irel->r_offset + 1); - else - continue; - - bfd_put_8 (abfd, 0xb0 | (code & 0xf), contents + irel->r_offset); - - /* If existing value is nagavive adjust approriately - place the 12-16bits (ie 4 bit) in new opcode, - as the 0xfffffxxx, the higher 2 byte values removed. */ - if (value1 & 0x80000000) - bfd_put_8 (abfd, (0x0f | (bfd_get_8(abfd, contents + irel->r_offset))), contents + irel->r_offset); - else - bfd_put_16 (abfd, value1, contents + irel->r_offset + 2); - - - /* Fix the relocation's type. */ - irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irel->r_info), - R_CR16_IMM16); - - /* Delete two bytes of data. */ - if (!elf32_cr16_relax_delete_bytes (link_info, abfd, sec, - irel->r_offset + 2, 2)) - goto error_return; - - /* That will change things, so, we should relax again. - Note that this is not required, and it may be slow. */ - *again = TRUE; - } - } + { + bfd_vma value = symval; + unsigned short is_add_mov = 0; + bfd_vma value1 = 0; + + /* Get the existing value from the mcode */ + value1 = ((bfd_get_32 (abfd, contents + irel->r_offset + 2) >> 16) + |(((bfd_get_32 (abfd, contents + irel->r_offset + 2) & 0xffff) << 16))); + + /* See if the value will fit in 20 bits. */ + if ((long) (value + value1) < 0xfffff && (long) (value + value1) > 0) + { + unsigned short code; + + /* Get the opcode. */ + code = (unsigned short) bfd_get_16 (abfd, contents + irel->r_offset); + + /* Verify it's a 'arithmetic ADDD or MOVD instruction'. + For ADDD and MOVD only, convert to IMM32 -> IMM20. */ + + if (((code & 0xfff0) == 0x0070) || ((code & 0xfff0) == 0x0020)) + is_add_mov = 1; + + if (is_add_mov) + { + /* Note that we've changed the relocs, section contents, + etc. */ + elf_section_data (sec)->relocs = internal_relocs; + elf_section_data (sec)->this_hdr.contents = contents; + symtab_hdr->contents = (unsigned char *) isymbuf; + + /* Fix the opcode. */ + if ((code & 0xfff0) == 0x0070) /* For movd. */ + bfd_put_8 (abfd, 0x05, contents + irel->r_offset + 1); + else /* code == 0x0020 for addd. */ + bfd_put_8 (abfd, 0x04, contents + irel->r_offset + 1); + + bfd_put_8 (abfd, (code & 0xf) << 4, contents + irel->r_offset); + + /* If existing value is nagavive adjust approriately + place the 16-20bits (ie 4 bit) in new opcode, + as the 0xffffxxxx, the higher 2 byte values removed. */ + if (value1 & 0x80000000) + bfd_put_8 (abfd, (0x0f | (bfd_get_8(abfd, contents + irel->r_offset))), contents + irel->r_offset); + else + bfd_put_8 (abfd, (((value1 >> 16)&0xf) | (bfd_get_8(abfd, contents + irel->r_offset))), contents + irel->r_offset); + + /* Fix the relocation's type. */ + irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irel->r_info), + R_CR16_IMM20); + + /* Delete two bytes of data. */ + if (!elf32_cr16_relax_delete_bytes (link_info, abfd, sec, + irel->r_offset + 2, 2)) + goto error_return; + + /* That will change things, so, we should relax again. + Note that this is not required, and it may be slow. */ + *again = TRUE; + } + } + + /* See if the value will fit in 16 bits. */ + if ((!is_add_mov) + && ((long)(value + value1) < 0x7fff && (long)(value + value1) > 0)) + { + unsigned short code; + + /* Get the opcode. */ + code = (unsigned short) bfd_get_16 (abfd, contents + irel->r_offset); + + /* Note that we've changed the relocs, section contents, etc. */ + elf_section_data (sec)->relocs = internal_relocs; + elf_section_data (sec)->this_hdr.contents = contents; + symtab_hdr->contents = (unsigned char *) isymbuf; + + /* Fix the opcode. */ + if ((code & 0xf0) == 0x70) /* For movd. */ + bfd_put_8 (abfd, 0x54, contents + irel->r_offset + 1); + else if ((code & 0xf0) == 0x20) /* For addd. */ + bfd_put_8 (abfd, 0x60, contents + irel->r_offset + 1); + else if ((code & 0xf0) == 0x90) /* For cmpd. */ + bfd_put_8 (abfd, 0x56, contents + irel->r_offset + 1); + else + continue; + + bfd_put_8 (abfd, 0xb0 | (code & 0xf), contents + irel->r_offset); + + /* If existing value is nagavive adjust approriately + place the 12-16bits (ie 4 bit) in new opcode, + as the 0xfffffxxx, the higher 2 byte values removed. */ + if (value1 & 0x80000000) + bfd_put_8 (abfd, (0x0f | (bfd_get_8(abfd, contents + irel->r_offset))), contents + irel->r_offset); + else + bfd_put_16 (abfd, value1, contents + irel->r_offset + 2); + + + /* Fix the relocation's type. */ + irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irel->r_info), + R_CR16_IMM16); + + /* Delete two bytes of data. */ + if (!elf32_cr16_relax_delete_bytes (link_info, abfd, sec, + irel->r_offset + 2, 2)) + goto error_return; + + /* That will change things, so, we should relax again. + Note that this is not required, and it may be slow. */ + *again = TRUE; + } + } #if 0 /* Try to turn a 16bit immediate address into a 4bit - immediate address. */ + immediate address. */ if ((ELF32_R_TYPE (irel->r_info) == (int) R_CR16_IMM20) - || (ELF32_R_TYPE (irel->r_info) == (int) R_CR16_IMM16)) - { - bfd_vma value = symval; - bfd_vma value1 = 0; - - /* Get the existing value from the mcode */ - value1 = ((bfd_get_16 (abfd, contents + irel->r_offset + 2) & 0xffff)); - - if (ELF32_R_TYPE (irel->r_info) == (int) R_CR16_IMM20) - { - value1 |= ((bfd_get_16 (abfd, contents + irel->r_offset + 1) & 0xf000) << 0x4); - } - - /* See if the value will fit in 4 bits. */ - if ((((long) (value + value1)) < 0xf) - && (((long) (value + value1)) > 0)) - { - unsigned short code; - - /* Get the opcode. */ - code = (unsigned short) bfd_get_16 (abfd, contents + irel->r_offset); - - /* Note that we've changed the relocs, section contents, etc. */ - elf_section_data (sec)->relocs = internal_relocs; - elf_section_data (sec)->this_hdr.contents = contents; - symtab_hdr->contents = (unsigned char *) isymbuf; - - /* Fix the opcode. */ - if (((code & 0x0f00) == 0x0400) || ((code & 0x0f00) == 0x0500)) - { - if ((code & 0x0f00) == 0x0400) /* For movd imm20. */ - bfd_put_8 (abfd, 0x60, contents + irel->r_offset); - else /* For addd imm20. */ - bfd_put_8 (abfd, 0x54, contents + irel->r_offset); - bfd_put_8 (abfd, (code & 0xf0) >> 4, contents + irel->r_offset + 1); - } - else - { - if ((code & 0xfff0) == 0x56b0) /* For cmpd imm16. */ - bfd_put_8 (abfd, 0x56, contents + irel->r_offset); - else if ((code & 0xfff0) == 0x54b0) /* For movd imm16. */ - bfd_put_8 (abfd, 0x54, contents + irel->r_offset); - else if ((code & 0xfff0) == 0x58b0) /* For movb imm16. */ - bfd_put_8 (abfd, 0x58, contents + irel->r_offset); - else if ((code & 0xfff0) == 0x5Ab0) /* For movw imm16. */ - bfd_put_8 (abfd, 0x5A, contents + irel->r_offset); - else if ((code & 0xfff0) == 0x60b0) /* For addd imm16. */ - bfd_put_8 (abfd, 0x60, contents + irel->r_offset); - else if ((code & 0xfff0) == 0x30b0) /* For addb imm16. */ - bfd_put_8 (abfd, 0x30, contents + irel->r_offset); - else if ((code & 0xfff0) == 0x2Cb0) /* For addub imm16. */ - bfd_put_8 (abfd, 0x2C, contents + irel->r_offset); - else if ((code & 0xfff0) == 0x32b0) /* For adduw imm16. */ - bfd_put_8 (abfd, 0x32, contents + irel->r_offset); - else if ((code & 0xfff0) == 0x38b0) /* For subb imm16. */ - bfd_put_8 (abfd, 0x38, contents + irel->r_offset); - else if ((code & 0xfff0) == 0x3Cb0) /* For subcb imm16. */ - bfd_put_8 (abfd, 0x3C, contents + irel->r_offset); - else if ((code & 0xfff0) == 0x3Fb0) /* For subcw imm16. */ - bfd_put_8 (abfd, 0x3F, contents + irel->r_offset); - else if ((code & 0xfff0) == 0x3Ab0) /* For subw imm16. */ - bfd_put_8 (abfd, 0x3A, contents + irel->r_offset); - else if ((code & 0xfff0) == 0x50b0) /* For cmpb imm16. */ - bfd_put_8 (abfd, 0x50, contents + irel->r_offset); - else if ((code & 0xfff0) == 0x52b0) /* For cmpw imm16. */ - bfd_put_8 (abfd, 0x52, contents + irel->r_offset); - else - continue; - - bfd_put_8 (abfd, (code & 0xf), contents + irel->r_offset + 1); - } - - /* Fix the relocation's type. */ - irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irel->r_info), - R_CR16_IMM4); - - /* Delete two bytes of data. */ - if (!elf32_cr16_relax_delete_bytes (link_info, abfd, sec, - irel->r_offset + 2, 2)) - goto error_return; - - /* That will change things, so, we should relax again. - Note that this is not required, and it may be slow. */ - *again = TRUE; - } - } + || (ELF32_R_TYPE (irel->r_info) == (int) R_CR16_IMM16)) + { + bfd_vma value = symval; + bfd_vma value1 = 0; + + /* Get the existing value from the mcode */ + value1 = ((bfd_get_16 (abfd, contents + irel->r_offset + 2) & 0xffff)); + + if (ELF32_R_TYPE (irel->r_info) == (int) R_CR16_IMM20) + { + value1 |= ((bfd_get_16 (abfd, contents + irel->r_offset + 1) & 0xf000) << 0x4); + } + + /* See if the value will fit in 4 bits. */ + if ((((long) (value + value1)) < 0xf) + && (((long) (value + value1)) > 0)) + { + unsigned short code; + + /* Get the opcode. */ + code = (unsigned short) bfd_get_16 (abfd, contents + irel->r_offset); + + /* Note that we've changed the relocs, section contents, etc. */ + elf_section_data (sec)->relocs = internal_relocs; + elf_section_data (sec)->this_hdr.contents = contents; + symtab_hdr->contents = (unsigned char *) isymbuf; + + /* Fix the opcode. */ + if (((code & 0x0f00) == 0x0400) || ((code & 0x0f00) == 0x0500)) + { + if ((code & 0x0f00) == 0x0400) /* For movd imm20. */ + bfd_put_8 (abfd, 0x60, contents + irel->r_offset); + else /* For addd imm20. */ + bfd_put_8 (abfd, 0x54, contents + irel->r_offset); + bfd_put_8 (abfd, (code & 0xf0) >> 4, contents + irel->r_offset + 1); + } + else + { + if ((code & 0xfff0) == 0x56b0) /* For cmpd imm16. */ + bfd_put_8 (abfd, 0x56, contents + irel->r_offset); + else if ((code & 0xfff0) == 0x54b0) /* For movd imm16. */ + bfd_put_8 (abfd, 0x54, contents + irel->r_offset); + else if ((code & 0xfff0) == 0x58b0) /* For movb imm16. */ + bfd_put_8 (abfd, 0x58, contents + irel->r_offset); + else if ((code & 0xfff0) == 0x5Ab0) /* For movw imm16. */ + bfd_put_8 (abfd, 0x5A, contents + irel->r_offset); + else if ((code & 0xfff0) == 0x60b0) /* For addd imm16. */ + bfd_put_8 (abfd, 0x60, contents + irel->r_offset); + else if ((code & 0xfff0) == 0x30b0) /* For addb imm16. */ + bfd_put_8 (abfd, 0x30, contents + irel->r_offset); + else if ((code & 0xfff0) == 0x2Cb0) /* For addub imm16. */ + bfd_put_8 (abfd, 0x2C, contents + irel->r_offset); + else if ((code & 0xfff0) == 0x32b0) /* For adduw imm16. */ + bfd_put_8 (abfd, 0x32, contents + irel->r_offset); + else if ((code & 0xfff0) == 0x38b0) /* For subb imm16. */ + bfd_put_8 (abfd, 0x38, contents + irel->r_offset); + else if ((code & 0xfff0) == 0x3Cb0) /* For subcb imm16. */ + bfd_put_8 (abfd, 0x3C, contents + irel->r_offset); + else if ((code & 0xfff0) == 0x3Fb0) /* For subcw imm16. */ + bfd_put_8 (abfd, 0x3F, contents + irel->r_offset); + else if ((code & 0xfff0) == 0x3Ab0) /* For subw imm16. */ + bfd_put_8 (abfd, 0x3A, contents + irel->r_offset); + else if ((code & 0xfff0) == 0x50b0) /* For cmpb imm16. */ + bfd_put_8 (abfd, 0x50, contents + irel->r_offset); + else if ((code & 0xfff0) == 0x52b0) /* For cmpw imm16. */ + bfd_put_8 (abfd, 0x52, contents + irel->r_offset); + else + continue; + + bfd_put_8 (abfd, (code & 0xf), contents + irel->r_offset + 1); + } + + /* Fix the relocation's type. */ + irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irel->r_info), + R_CR16_IMM4); + + /* Delete two bytes of data. */ + if (!elf32_cr16_relax_delete_bytes (link_info, abfd, sec, + irel->r_offset + 2, 2)) + goto error_return; + + /* That will change things, so, we should relax again. + Note that this is not required, and it may be slow. */ + *again = TRUE; + } + } #endif } @@ -2178,7 +2151,7 @@ elf32_cr16_relax_section (bfd *abfd, asection *sec, && symtab_hdr->contents != (unsigned char *) isymbuf) { if (! link_info->keep_memory) - free (isymbuf); + free (isymbuf); else /* Cache the symbols for elf_link_input_bfd. */ symtab_hdr->contents = (unsigned char *) isymbuf; @@ -2188,28 +2161,24 @@ elf32_cr16_relax_section (bfd *abfd, asection *sec, && elf_section_data (sec)->this_hdr.contents != contents) { if (! link_info->keep_memory) - free (contents); + free (contents); else /* Cache the section contents for elf_link_input_bfd. */ elf_section_data (sec)->this_hdr.contents = contents; } - if (internal_relocs != NULL - && elf_section_data (sec)->relocs != internal_relocs) + if (elf_section_data (sec)->relocs != internal_relocs) free (internal_relocs); return TRUE; error_return: - if (isymbuf != NULL - && symtab_hdr->contents != (unsigned char *) isymbuf) + if (symtab_hdr->contents != (unsigned char *) isymbuf) free (isymbuf); - if (contents != NULL - && elf_section_data (sec)->this_hdr.contents != contents) + if (elf_section_data (sec)->this_hdr.contents != contents) free (contents); - if (internal_relocs != NULL - && elf_section_data (sec)->relocs != internal_relocs) + if (elf_section_data (sec)->relocs != internal_relocs) free (internal_relocs); return FALSE; @@ -2217,26 +2186,14 @@ elf32_cr16_relax_section (bfd *abfd, asection *sec, static asection * elf32_cr16_gc_mark_hook (asection *sec, - struct bfd_link_info *info, - Elf_Internal_Rela *rel, - struct elf_link_hash_entry *h, - Elf_Internal_Sym *sym) + struct bfd_link_info *info, + Elf_Internal_Rela *rel, + struct elf_link_hash_entry *h, + Elf_Internal_Sym *sym) { return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym); } -/* Update the got entry reference counts for the section being removed. */ - -static bfd_boolean -elf32_cr16_gc_sweep_hook (bfd *abfd ATTRIBUTE_UNUSED, - struct bfd_link_info *info ATTRIBUTE_UNUSED, - asection *sec ATTRIBUTE_UNUSED, - const Elf_Internal_Rela *relocs ATTRIBUTE_UNUSED) -{ - /* We don't support garbage collection of GOT and PLT relocs yet. */ - return TRUE; -} - /* Create dynamic sections when linking against a dynamic object. */ static bfd_boolean @@ -2245,6 +2202,7 @@ _bfd_cr16_elf_create_dynamic_sections (bfd *abfd, struct bfd_link_info *info) flagword flags; asection * s; const struct elf_backend_data * bed = get_elf_backend_data (abfd); + struct elf_link_hash_table *htab = elf_hash_table (info); int ptralign = 0; switch (bed->s->arch_size) @@ -2266,14 +2224,15 @@ _bfd_cr16_elf_create_dynamic_sections (bfd *abfd, struct bfd_link_info *info) .rel[a].bss sections. */ flags = (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS | SEC_IN_MEMORY - | SEC_LINKER_CREATED); + | SEC_LINKER_CREATED); s = bfd_make_section_anyway_with_flags (abfd, (bed->default_use_rela_p ? ".rela.plt" : ".rel.plt"), flags | SEC_READONLY); + htab->srelplt = s; if (s == NULL - || ! bfd_set_section_alignment (abfd, s, ptralign)) + || !bfd_set_section_alignment (s, ptralign)) return FALSE; if (! _bfd_cr16_elf_create_got_section (abfd, info)) @@ -2282,37 +2241,37 @@ _bfd_cr16_elf_create_dynamic_sections (bfd *abfd, struct bfd_link_info *info) if (bed->want_dynbss) { /* The .dynbss section is a place to put symbols which are defined - by dynamic objects, are referenced by regular objects, and are - not functions. We must allocate space for them in the process - image and use a R_*_COPY reloc to tell the dynamic linker to - initialize them at run time. The linker script puts the .dynbss - section into the .bss section of the final image. */ + by dynamic objects, are referenced by regular objects, and are + not functions. We must allocate space for them in the process + image and use a R_*_COPY reloc to tell the dynamic linker to + initialize them at run time. The linker script puts the .dynbss + section into the .bss section of the final image. */ s = bfd_make_section_anyway_with_flags (abfd, ".dynbss", SEC_ALLOC | SEC_LINKER_CREATED); if (s == NULL) - return FALSE; + return FALSE; /* The .rel[a].bss section holds copy relocs. This section is not - normally needed. We need to create it here, though, so that the - linker will map it to an output section. We can't just create it - only if we need it, because we will not know whether we need it - until we have seen all the input files, and the first time the - main linker code calls BFD after examining all the input files - (size_dynamic_sections) the input sections have already been - mapped to the output sections. If the section turns out not to - be needed, we can discard it later. We will never need this - section when generating a shared object, since they do not use - copy relocs. */ - if (! info->executable) - { - s = bfd_make_section_anyway_with_flags (abfd, + normally needed. We need to create it here, though, so that the + linker will map it to an output section. We can't just create it + only if we need it, because we will not know whether we need it + until we have seen all the input files, and the first time the + main linker code calls BFD after examining all the input files + (size_dynamic_sections) the input sections have already been + mapped to the output sections. If the section turns out not to + be needed, we can discard it later. We will never need this + section when generating a shared object, since they do not use + copy relocs. */ + if (! bfd_link_executable (info)) + { + s = bfd_make_section_anyway_with_flags (abfd, (bed->default_use_rela_p ? ".rela.bss" : ".rel.bss"), flags | SEC_READONLY); - if (s == NULL - || ! bfd_set_section_alignment (abfd, s, ptralign)) - return FALSE; - } + if (s == NULL + || !bfd_set_section_alignment (s, ptralign)) + return FALSE; + } } return TRUE; @@ -2326,7 +2285,7 @@ _bfd_cr16_elf_create_dynamic_sections (bfd *abfd, struct bfd_link_info *info) static bfd_boolean _bfd_cr16_elf_adjust_dynamic_symbol (struct bfd_link_info * info, - struct elf_link_hash_entry * h) + struct elf_link_hash_entry * h) { bfd * dynobj; asection * s; @@ -2335,11 +2294,11 @@ _bfd_cr16_elf_adjust_dynamic_symbol (struct bfd_link_info * info, /* Make sure we know what is going on here. */ BFD_ASSERT (dynobj != NULL - && (h->needs_plt - || h->u.weakdef != NULL - || (h->def_dynamic - && h->ref_regular - && !h->def_regular))); + && (h->needs_plt + || h->is_weakalias + || (h->def_dynamic + && h->ref_regular + && !h->def_regular))); /* If this is a function, put it in the procedure linkage table. We will fill in the contents of the procedure linkage table later, @@ -2347,36 +2306,36 @@ _bfd_cr16_elf_adjust_dynamic_symbol (struct bfd_link_info * info, if (h->type == STT_FUNC || h->needs_plt) { - if (! info->executable - && !h->def_dynamic - && !h->ref_dynamic) - { - /* This case can occur if we saw a PLT reloc in an input - file, but the symbol was never referred to by a dynamic - object. In such a case, we don't actually need to build - a procedure linkage table, and we can just do a REL32 - reloc instead. */ - BFD_ASSERT (h->needs_plt); - return TRUE; - } + if (! bfd_link_executable (info) + && !h->def_dynamic + && !h->ref_dynamic) + { + /* This case can occur if we saw a PLT reloc in an input + file, but the symbol was never referred to by a dynamic + object. In such a case, we don't actually need to build + a procedure linkage table, and we can just do a REL32 + reloc instead. */ + BFD_ASSERT (h->needs_plt); + return TRUE; + } /* Make sure this symbol is output as a dynamic symbol. */ if (h->dynindx == -1) - { - if (! bfd_elf_link_record_dynamic_symbol (info, h)) - return FALSE; - } + { + if (! bfd_elf_link_record_dynamic_symbol (info, h)) + return FALSE; + } /* We also need to make an entry in the .got.plt section, which - will be placed in the .got section by the linker script. */ + will be placed in the .got section by the linker script. */ - s = bfd_get_linker_section (dynobj, ".got.plt"); + s = elf_hash_table (info)->sgotplt; BFD_ASSERT (s != NULL); s->size += 4; /* We also need to make an entry in the .rela.plt section. */ - s = bfd_get_linker_section (dynobj, ".rela.plt"); + s = elf_hash_table (info)->srelplt; BFD_ASSERT (s != NULL); s->size += sizeof (Elf32_External_Rela); @@ -2386,12 +2345,12 @@ _bfd_cr16_elf_adjust_dynamic_symbol (struct bfd_link_info * info, /* If this is a weak symbol, and there is a real definition, the processor independent code will have arranged for us to see the real definition first, and we can just use the same value. */ - if (h->u.weakdef != NULL) + if (h->is_weakalias) { - BFD_ASSERT (h->u.weakdef->root.type == bfd_link_hash_defined - || h->u.weakdef->root.type == bfd_link_hash_defweak); - h->root.u.def.section = h->u.weakdef->root.u.def.section; - h->root.u.def.value = h->u.weakdef->root.u.def.value; + struct elf_link_hash_entry *def = weakdef (h); + BFD_ASSERT (def->root.type == bfd_link_hash_defined); + h->root.u.def.section = def->root.u.def.section; + h->root.u.def.value = def->root.u.def.value; return TRUE; } @@ -2402,7 +2361,7 @@ _bfd_cr16_elf_adjust_dynamic_symbol (struct bfd_link_info * info, only references to the symbol are via the global offset table. For such cases we need not do anything here; the relocations will be handled correctly by relocate_section. */ - if (info->executable) + if (bfd_link_executable (info)) return TRUE; /* If there are no references to this symbol that do not use the @@ -2437,14 +2396,14 @@ _bfd_cr16_elf_adjust_dynamic_symbol (struct bfd_link_info * info, h->needs_copy = 1; } - return _bfd_elf_adjust_dynamic_copy (h, s); + return _bfd_elf_adjust_dynamic_copy (info, h, s); } /* Set the sizes of the dynamic sections. */ static bfd_boolean _bfd_cr16_elf_size_dynamic_sections (bfd * output_bfd, - struct bfd_link_info * info) + struct bfd_link_info * info) { bfd * dynobj; asection * s; @@ -2458,26 +2417,26 @@ _bfd_cr16_elf_size_dynamic_sections (bfd * output_bfd, if (elf_hash_table (info)->dynamic_sections_created) { /* Set the contents of the .interp section to the interpreter. */ - if (info->executable) - { + if (bfd_link_executable (info) && !info->nointerp) + { #if 0 - s = bfd_get_linker_section (dynobj, ".interp"); - BFD_ASSERT (s != NULL); - s->size = sizeof ELF_DYNAMIC_INTERPRETER; - s->contents = (unsigned char *) ELF_DYNAMIC_INTERPRETER; + s = bfd_get_linker_section (dynobj, ".interp"); + BFD_ASSERT (s != NULL); + s->size = sizeof ELF_DYNAMIC_INTERPRETER; + s->contents = (unsigned char *) ELF_DYNAMIC_INTERPRETER; #endif - } + } } else { /* We may have created entries in the .rela.got section. - However, if we are not creating the dynamic sections, we will - not actually use these entries. Reset the size of .rela.got, - which will cause it to get stripped from the output file - below. */ - s = bfd_get_linker_section (dynobj, ".rela.got"); + However, if we are not creating the dynamic sections, we will + not actually use these entries. Reset the size of .rela.got, + which will cause it to get stripped from the output file + below. */ + s = elf_hash_table (info)->srelgot; if (s != NULL) - s->size = 0; + s->size = 0; } /* The check_relocs and adjust_dynamic_symbol entry points have @@ -2491,119 +2450,118 @@ _bfd_cr16_elf_size_dynamic_sections (bfd * output_bfd, const char * name; if ((s->flags & SEC_LINKER_CREATED) == 0) - continue; + continue; /* It's OK to base decisions on the section name, because none - of the dynobj section names depend upon the input files. */ - name = bfd_get_section_name (dynobj, s); + of the dynobj section names depend upon the input files. */ + name = bfd_section_name (s); if (strcmp (name, ".plt") == 0) - { - /* Remember whether there is a PLT. */ - plt = s->size != 0; - } + { + /* Remember whether there is a PLT. */ + plt = s->size != 0; + } else if (CONST_STRNEQ (name, ".rela")) - { - if (s->size != 0) - { - asection * target; - - /* Remember whether there are any reloc sections other - than .rela.plt. */ - if (strcmp (name, ".rela.plt") != 0) - { - const char * outname; - - relocs = TRUE; - - /* If this relocation section applies to a read only - section, then we probably need a DT_TEXTREL - entry. The entries in the .rela.plt section - really apply to the .got section, which we - created ourselves and so know is not readonly. */ - outname = bfd_get_section_name (output_bfd, - s->output_section); - target = bfd_get_section_by_name (output_bfd, outname + 5); - if (target != NULL - && (target->flags & SEC_READONLY) != 0 - && (target->flags & SEC_ALLOC) != 0) - reltext = TRUE; - } - - /* We use the reloc_count field as a counter if we need - to copy relocs into the output file. */ - s->reloc_count = 0; - } - } + { + if (s->size != 0) + { + asection * target; + + /* Remember whether there are any reloc sections other + than .rela.plt. */ + if (strcmp (name, ".rela.plt") != 0) + { + const char * outname; + + relocs = TRUE; + + /* If this relocation section applies to a read only + section, then we probably need a DT_TEXTREL + entry. The entries in the .rela.plt section + really apply to the .got section, which we + created ourselves and so know is not readonly. */ + outname = bfd_section_name (s->output_section); + target = bfd_get_section_by_name (output_bfd, outname + 5); + if (target != NULL + && (target->flags & SEC_READONLY) != 0 + && (target->flags & SEC_ALLOC) != 0) + reltext = TRUE; + } + + /* We use the reloc_count field as a counter if we need + to copy relocs into the output file. */ + s->reloc_count = 0; + } + } else if (! CONST_STRNEQ (name, ".got") - && strcmp (name, ".dynbss") != 0) - /* It's not one of our sections, so don't allocate space. */ - continue; + && strcmp (name, ".dynbss") != 0) + /* It's not one of our sections, so don't allocate space. */ + continue; if (s->size == 0) - { - /* If we don't need this section, strip it from the - output file. This is mostly to handle .rela.bss and - .rela.plt. We must create both sections in - create_dynamic_sections, because they must be created - before the linker maps input sections to output - sections. The linker does that before - adjust_dynamic_symbol is called, and it is that - function which decides whether anything needs to go - into these sections. */ - s->flags |= SEC_EXCLUDE; - continue; - } - - if ((s->flags & SEC_HAS_CONTENTS) == 0) - continue; + { + /* If we don't need this section, strip it from the + output file. This is mostly to handle .rela.bss and + .rela.plt. We must create both sections in + create_dynamic_sections, because they must be created + before the linker maps input sections to output + sections. The linker does that before + adjust_dynamic_symbol is called, and it is that + function which decides whether anything needs to go + into these sections. */ + s->flags |= SEC_EXCLUDE; + continue; + } + + if ((s->flags & SEC_HAS_CONTENTS) == 0) + continue; /* Allocate memory for the section contents. We use bfd_zalloc - here in case unused entries are not reclaimed before the - section's contents are written out. This should not happen, - but this way if it does, we get a R_CR16_NONE reloc - instead of garbage. */ + here in case unused entries are not reclaimed before the + section's contents are written out. This should not happen, + but this way if it does, we get a R_CR16_NONE reloc + instead of garbage. */ s->contents = (bfd_byte *) bfd_zalloc (dynobj, s->size); if (s->contents == NULL) - return FALSE; + return FALSE; } if (elf_hash_table (info)->dynamic_sections_created) { /* Add some entries to the .dynamic section. We fill in the - values later, in _bfd_cr16_elf_finish_dynamic_sections, - but we must add the entries now so that we get the correct - size for the .dynamic section. The DT_DEBUG entry is filled - in by the dynamic linker and used by the debugger. */ - if (! info->executable) - { - if (!_bfd_elf_add_dynamic_entry (info, DT_DEBUG, 0)) - return FALSE; - } + values later, in _bfd_cr16_elf_finish_dynamic_sections, + but we must add the entries now so that we get the correct + size for the .dynamic section. The DT_DEBUG entry is filled + in by the dynamic linker and used by the debugger. */ + if (! bfd_link_executable (info)) + { + if (!_bfd_elf_add_dynamic_entry (info, DT_DEBUG, 0)) + return FALSE; + } if (plt) - { - if (!_bfd_elf_add_dynamic_entry (info, DT_PLTGOT, 0) - || !_bfd_elf_add_dynamic_entry (info, DT_PLTRELSZ, 0) - || !_bfd_elf_add_dynamic_entry (info, DT_PLTREL, DT_RELA) - || !_bfd_elf_add_dynamic_entry (info, DT_JMPREL, 0)) - return FALSE; - } + { + if (!_bfd_elf_add_dynamic_entry (info, DT_PLTGOT, 0) + || !_bfd_elf_add_dynamic_entry (info, DT_PLTRELSZ, 0) + || !_bfd_elf_add_dynamic_entry (info, DT_PLTREL, DT_RELA) + || !_bfd_elf_add_dynamic_entry (info, DT_JMPREL, 0)) + return FALSE; + } if (relocs) - { - if (!_bfd_elf_add_dynamic_entry (info, DT_RELA, 0) - || !_bfd_elf_add_dynamic_entry (info, DT_RELASZ, 0) - || !_bfd_elf_add_dynamic_entry (info, DT_RELAENT, - sizeof (Elf32_External_Rela))) - return FALSE; - } + { + if (!_bfd_elf_add_dynamic_entry (info, DT_RELA, 0) + || !_bfd_elf_add_dynamic_entry (info, DT_RELASZ, 0) + || !_bfd_elf_add_dynamic_entry (info, DT_RELAENT, + sizeof (Elf32_External_Rela))) + return FALSE; + } if (reltext) - { - if (!_bfd_elf_add_dynamic_entry (info, DT_TEXTREL, 0)) - return FALSE; - } + { + if (!_bfd_elf_add_dynamic_entry (info, DT_TEXTREL, 0)) + return FALSE; + } } return TRUE; @@ -2614,9 +2572,9 @@ _bfd_cr16_elf_size_dynamic_sections (bfd * output_bfd, static bfd_boolean _bfd_cr16_elf_finish_dynamic_symbol (bfd * output_bfd, - struct bfd_link_info * info, - struct elf_link_hash_entry * h, - Elf_Internal_Sym * sym) + struct bfd_link_info * info, + struct elf_link_hash_entry * h, + Elf_Internal_Sym * sym) { bfd * dynobj; @@ -2624,68 +2582,68 @@ _bfd_cr16_elf_finish_dynamic_symbol (bfd * output_bfd, if (h->got.offset != (bfd_vma) -1) { - asection * sgot; - asection * srel; + asection * sgot; + asection * srel; Elf_Internal_Rela rel; /* This symbol has an entry in the global offset table. Set it up. */ - sgot = bfd_get_linker_section (dynobj, ".got"); - srel = bfd_get_linker_section (dynobj, ".rela.got"); + sgot = elf_hash_table (info)->sgot; + srel = elf_hash_table (info)->srelgot; BFD_ASSERT (sgot != NULL && srel != NULL); rel.r_offset = (sgot->output_section->vma - + sgot->output_offset - + (h->got.offset & ~1)); + + sgot->output_offset + + (h->got.offset & ~1)); /* If this is a -Bsymbolic link, and the symbol is defined - locally, we just want to emit a RELATIVE reloc. Likewise if - the symbol was forced to be local because of a version file. - The entry in the global offset table will already have been - initialized in the relocate_section function. */ - if (info->executable - && (info->symbolic || h->dynindx == -1) - && h->def_regular) - { - rel.r_info = ELF32_R_INFO (0, R_CR16_GOT_REGREL20); - rel.r_addend = (h->root.u.def.value - + h->root.u.def.section->output_section->vma - + h->root.u.def.section->output_offset); - } + locally, we just want to emit a RELATIVE reloc. Likewise if + the symbol was forced to be local because of a version file. + The entry in the global offset table will already have been + initialized in the relocate_section function. */ + if (bfd_link_executable (info) + && (info->symbolic || h->dynindx == -1) + && h->def_regular) + { + rel.r_info = ELF32_R_INFO (0, R_CR16_GOT_REGREL20); + rel.r_addend = (h->root.u.def.value + + h->root.u.def.section->output_section->vma + + h->root.u.def.section->output_offset); + } else - { - bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents + h->got.offset); - rel.r_info = ELF32_R_INFO (h->dynindx, R_CR16_GOT_REGREL20); - rel.r_addend = 0; - } + { + bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents + h->got.offset); + rel.r_info = ELF32_R_INFO (h->dynindx, R_CR16_GOT_REGREL20); + rel.r_addend = 0; + } bfd_elf32_swap_reloca_out (output_bfd, &rel, - (bfd_byte *) ((Elf32_External_Rela *) srel->contents - + srel->reloc_count)); + (bfd_byte *) ((Elf32_External_Rela *) srel->contents + + srel->reloc_count)); ++ srel->reloc_count; } if (h->needs_copy) { - asection * s; + asection * s; Elf_Internal_Rela rel; /* This symbol needs a copy reloc. Set it up. */ BFD_ASSERT (h->dynindx != -1 - && (h->root.type == bfd_link_hash_defined - || h->root.type == bfd_link_hash_defweak)); + && (h->root.type == bfd_link_hash_defined + || h->root.type == bfd_link_hash_defweak)); s = bfd_get_linker_section (dynobj, ".rela.bss"); BFD_ASSERT (s != NULL); rel.r_offset = (h->root.u.def.value - + h->root.u.def.section->output_section->vma - + h->root.u.def.section->output_offset); + + h->root.u.def.section->output_section->vma + + h->root.u.def.section->output_offset); rel.r_info = ELF32_R_INFO (h->dynindx, R_CR16_GOT_REGREL20); rel.r_addend = 0; bfd_elf32_swap_reloca_out (output_bfd, &rel, - (bfd_byte *) ((Elf32_External_Rela *) s->contents - + s->reloc_count)); + (bfd_byte *) ((Elf32_External_Rela *) s->contents + + s->reloc_count)); ++ s->reloc_count; } @@ -2701,7 +2659,7 @@ _bfd_cr16_elf_finish_dynamic_symbol (bfd * output_bfd, static bfd_boolean _bfd_cr16_elf_finish_dynamic_sections (bfd * output_bfd, - struct bfd_link_info * info) + struct bfd_link_info * info) { bfd * dynobj; asection * sgot; @@ -2709,7 +2667,7 @@ _bfd_cr16_elf_finish_dynamic_sections (bfd * output_bfd, dynobj = elf_hash_table (info)->dynobj; - sgot = bfd_get_linker_section (dynobj, ".got.plt"); + sgot = elf_hash_table (info)->sgotplt; BFD_ASSERT (sgot != NULL); sdyn = bfd_get_linker_section (dynobj, ".dynamic"); @@ -2724,55 +2682,35 @@ _bfd_cr16_elf_finish_dynamic_sections (bfd * output_bfd, dynconend = (Elf32_External_Dyn *) (sdyn->contents + sdyn->size); for (; dyncon < dynconend; dyncon++) - { - Elf_Internal_Dyn dyn; - const char * name; - asection * s; - - bfd_elf32_swap_dyn_in (dynobj, dyncon, &dyn); - - switch (dyn.d_tag) - { - default: - break; - - case DT_PLTGOT: - name = ".got"; - goto get_vma; - - case DT_JMPREL: - name = ".rela.plt"; - get_vma: - s = bfd_get_section_by_name (output_bfd, name); - BFD_ASSERT (s != NULL); - dyn.d_un.d_ptr = s->vma; - bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon); - break; - - case DT_PLTRELSZ: - s = bfd_get_section_by_name (output_bfd, ".rela.plt"); - BFD_ASSERT (s != NULL); - dyn.d_un.d_val = s->size; - bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon); - break; - - case DT_RELASZ: - /* My reading of the SVR4 ABI indicates that the - procedure linkage table relocs (DT_JMPREL) should be - included in the overall relocs (DT_RELA). This is - what Solaris does. However, UnixWare can not handle - that case. Therefore, we override the DT_RELASZ entry - here to make it not include the JMPREL relocs. Since - the linker script arranges for .rela.plt to follow all - other relocation sections, we don't have to worry - about changing the DT_RELA entry. */ - s = bfd_get_section_by_name (output_bfd, ".rela.plt"); - if (s != NULL) - dyn.d_un.d_val -= s->size; - bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon); - break; - } - } + { + Elf_Internal_Dyn dyn; + asection * s; + + bfd_elf32_swap_dyn_in (dynobj, dyncon, &dyn); + + switch (dyn.d_tag) + { + default: + break; + + case DT_PLTGOT: + s = elf_hash_table (info)->sgotplt; + goto get_vma; + + case DT_JMPREL: + s = elf_hash_table (info)->srelplt; + get_vma: + dyn.d_un.d_ptr = s->output_section->vma + s->output_offset; + bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon); + break; + + case DT_PLTRELSZ: + s = elf_hash_table (info)->srelplt; + dyn.d_un.d_val = s->size; + bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon); + break; + } + } } @@ -2780,11 +2718,11 @@ _bfd_cr16_elf_finish_dynamic_sections (bfd * output_bfd, if (sgot->size > 0) { if (sdyn == NULL) - bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents); + bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents); else - bfd_put_32 (output_bfd, - sdyn->output_section->vma + sdyn->output_offset, - sgot->contents); + bfd_put_32 (output_bfd, + sdyn->output_section->vma + sdyn->output_offset, + sgot->contents); } elf_section_data (sgot->output_section)->this_hdr.sh_entsize = 4; @@ -2801,10 +2739,10 @@ _bfd_cr16_elf_finish_dynamic_sections (bfd * output_bfd, bfd_boolean bfd_cr16_elf32_create_embedded_relocs (bfd *abfd, - struct bfd_link_info *info, - asection *datasec, - asection *relsec, - char **errmsg) + struct bfd_link_info *info, + asection *datasec, + asection *relsec, + char **errmsg) { Elf_Internal_Shdr *symtab_hdr; Elf_Internal_Sym *isymbuf = NULL; @@ -2813,7 +2751,7 @@ bfd_cr16_elf32_create_embedded_relocs (bfd *abfd, bfd_byte *p; bfd_size_type amt; - BFD_ASSERT (! info->relocatable); + BFD_ASSERT (! bfd_link_relocatable (info)); *errmsg = NULL; @@ -2824,7 +2762,7 @@ bfd_cr16_elf32_create_embedded_relocs (bfd *abfd, /* Get a copy of the native relocations. */ internal_relocs = (_bfd_elf_link_read_relocs - (abfd, datasec, NULL, NULL, info->keep_memory)); + (abfd, datasec, NULL, NULL, info->keep_memory)); if (internal_relocs == NULL) goto error_return; @@ -2848,69 +2786,67 @@ bfd_cr16_elf32_create_embedded_relocs (bfd *abfd, /* We can only relocate absolute longword relocs at run time. */ if (!((ELF32_R_TYPE (irel->r_info) == (int) R_CR16_NUM32a) - || (ELF32_R_TYPE (irel->r_info) == (int) R_CR16_NUM32))) - { - *errmsg = _("unsupported reloc type"); - bfd_set_error (bfd_error_bad_value); - goto error_return; - } + || (ELF32_R_TYPE (irel->r_info) == (int) R_CR16_NUM32))) + { + *errmsg = _("unsupported relocation type"); + bfd_set_error (bfd_error_bad_value); + goto error_return; + } /* Get the target section referred to by the reloc. */ if (ELF32_R_SYM (irel->r_info) < symtab_hdr->sh_info) - { - /* A local symbol. */ - Elf_Internal_Sym *isym; - - /* Read this BFD's local symbols if we haven't done so already. */ - if (isymbuf == NULL) - { - isymbuf = (Elf_Internal_Sym *) symtab_hdr->contents; - if (isymbuf == NULL) - isymbuf = bfd_elf_get_elf_syms (abfd, symtab_hdr, - symtab_hdr->sh_info, 0, - NULL, NULL, NULL); - if (isymbuf == NULL) - goto error_return; - } - - isym = isymbuf + ELF32_R_SYM (irel->r_info); - targetsec = bfd_section_from_elf_index (abfd, isym->st_shndx); - } + { + /* A local symbol. */ + Elf_Internal_Sym *isym; + + /* Read this BFD's local symbols if we haven't done so already. */ + if (isymbuf == NULL) + { + isymbuf = (Elf_Internal_Sym *) symtab_hdr->contents; + if (isymbuf == NULL) + isymbuf = bfd_elf_get_elf_syms (abfd, symtab_hdr, + symtab_hdr->sh_info, 0, + NULL, NULL, NULL); + if (isymbuf == NULL) + goto error_return; + } + + isym = isymbuf + ELF32_R_SYM (irel->r_info); + targetsec = bfd_section_from_elf_index (abfd, isym->st_shndx); + } else - { - unsigned long indx; - struct elf_link_hash_entry *h; - - /* An external symbol. */ - indx = ELF32_R_SYM (irel->r_info) - symtab_hdr->sh_info; - h = elf_sym_hashes (abfd)[indx]; - BFD_ASSERT (h != NULL); - if (h->root.type == bfd_link_hash_defined - || h->root.type == bfd_link_hash_defweak) - targetsec = h->root.u.def.section; - else - targetsec = NULL; - } + { + unsigned long indx; + struct elf_link_hash_entry *h; + + /* An external symbol. */ + indx = ELF32_R_SYM (irel->r_info) - symtab_hdr->sh_info; + h = elf_sym_hashes (abfd)[indx]; + BFD_ASSERT (h != NULL); + if (h->root.type == bfd_link_hash_defined + || h->root.type == bfd_link_hash_defweak) + targetsec = h->root.u.def.section; + else + targetsec = NULL; + } bfd_put_32 (abfd, irel->r_offset + datasec->output_offset, p); memset (p + 4, 0, 4); if ((ELF32_R_TYPE (irel->r_info) == (int) R_CR16_NUM32a) - && (targetsec != NULL) ) - strncpy ((char *) p + 4, targetsec->output_section->name, 4); + && (targetsec != NULL) ) + strncpy ((char *) p + 4, targetsec->output_section->name, 4); } - if (isymbuf != NULL && symtab_hdr->contents != (unsigned char *) isymbuf) + if (symtab_hdr->contents != (unsigned char *) isymbuf) free (isymbuf); - if (internal_relocs != NULL - && elf_section_data (datasec)->relocs != internal_relocs) + if (elf_section_data (datasec)->relocs != internal_relocs) free (internal_relocs); return TRUE; -error_return: - if (isymbuf != NULL && symtab_hdr->contents != (unsigned char *) isymbuf) + error_return: + if (symtab_hdr->contents != (unsigned char *) isymbuf) free (isymbuf); - if (internal_relocs != NULL - && elf_section_data (datasec)->relocs != internal_relocs) + if (elf_section_data (datasec)->relocs != internal_relocs) free (internal_relocs); return FALSE; } @@ -2935,58 +2871,57 @@ _bfd_cr16_elf_reloc_type_class (const struct bfd_link_info *info ATTRIBUTE_UNUSE } /* Definitions for setting CR16 target vector. */ -#define TARGET_LITTLE_SYM bfd_elf32_cr16_vec -#define TARGET_LITTLE_NAME "elf32-cr16" -#define ELF_ARCH bfd_arch_cr16 -#define ELF_MACHINE_CODE EM_CR16 -#define ELF_MACHINE_ALT1 EM_CR16_OLD -#define ELF_MAXPAGESIZE 0x1 -#define elf_symbol_leading_char '_' - -#define bfd_elf32_bfd_reloc_type_lookup elf_cr16_reloc_type_lookup -#define bfd_elf32_bfd_reloc_name_lookup elf_cr16_reloc_name_lookup -#define elf_info_to_howto elf_cr16_info_to_howto -#define elf_info_to_howto_rel 0 -#define elf_backend_relocate_section elf32_cr16_relocate_section -#define bfd_elf32_bfd_relax_section elf32_cr16_relax_section +#define TARGET_LITTLE_SYM cr16_elf32_vec +#define TARGET_LITTLE_NAME "elf32-cr16" +#define ELF_ARCH bfd_arch_cr16 +#define ELF_MACHINE_CODE EM_CR16 +#define ELF_MACHINE_ALT1 EM_CR16_OLD +#define ELF_MAXPAGESIZE 0x1 +#define elf_symbol_leading_char '_' + +#define bfd_elf32_bfd_reloc_type_lookup elf_cr16_reloc_type_lookup +#define bfd_elf32_bfd_reloc_name_lookup elf_cr16_reloc_name_lookup +#define elf_info_to_howto elf_cr16_info_to_howto +#define elf_info_to_howto_rel NULL +#define elf_backend_relocate_section elf32_cr16_relocate_section +#define bfd_elf32_bfd_relax_section elf32_cr16_relax_section #define bfd_elf32_bfd_get_relocated_section_contents \ - elf32_cr16_get_relocated_section_contents -#define elf_backend_gc_mark_hook elf32_cr16_gc_mark_hook -#define elf_backend_gc_sweep_hook elf32_cr16_gc_sweep_hook -#define elf_backend_can_gc_sections 1 -#define elf_backend_rela_normal 1 -#define elf_backend_check_relocs cr16_elf_check_relocs + elf32_cr16_get_relocated_section_contents +#define elf_backend_gc_mark_hook elf32_cr16_gc_mark_hook +#define elf_backend_can_gc_sections 1 +#define elf_backend_rela_normal 1 +#define elf_backend_check_relocs cr16_elf_check_relocs /* So we can set bits in e_flags. */ #define elf_backend_final_write_processing \ - _bfd_cr16_elf_final_write_processing -#define elf_backend_object_p _bfd_cr16_elf_object_p + _bfd_cr16_elf_final_write_processing +#define elf_backend_object_p _bfd_cr16_elf_object_p #define bfd_elf32_bfd_merge_private_bfd_data \ - _bfd_cr16_elf_merge_private_bfd_data + _bfd_cr16_elf_merge_private_bfd_data #define bfd_elf32_bfd_link_hash_table_create \ - elf32_cr16_link_hash_table_create + elf32_cr16_link_hash_table_create #define elf_backend_create_dynamic_sections \ - _bfd_cr16_elf_create_dynamic_sections + _bfd_cr16_elf_create_dynamic_sections #define elf_backend_adjust_dynamic_symbol \ - _bfd_cr16_elf_adjust_dynamic_symbol + _bfd_cr16_elf_adjust_dynamic_symbol #define elf_backend_size_dynamic_sections \ - _bfd_cr16_elf_size_dynamic_sections -#define elf_backend_omit_section_dynsym \ - ((bfd_boolean (*) (bfd *, struct bfd_link_info *, asection *)) bfd_true) + _bfd_cr16_elf_size_dynamic_sections +#define elf_backend_omit_section_dynsym _bfd_elf_omit_section_dynsym_all #define elf_backend_finish_dynamic_symbol \ - _bfd_cr16_elf_finish_dynamic_symbol + _bfd_cr16_elf_finish_dynamic_symbol #define elf_backend_finish_dynamic_sections \ - _bfd_cr16_elf_finish_dynamic_sections + _bfd_cr16_elf_finish_dynamic_sections #define elf_backend_reloc_type_class _bfd_cr16_elf_reloc_type_class -#define elf_backend_want_got_plt 1 -#define elf_backend_plt_readonly 1 -#define elf_backend_want_plt_sym 0 -#define elf_backend_got_header_size 12 +#define elf_backend_want_got_plt 1 +#define elf_backend_plt_readonly 1 +#define elf_backend_want_plt_sym 0 +#define elf_backend_got_header_size 12 +#define elf_backend_dtrel_excludes_plt 1 #include "elf32-target.h"