/* 32-bit ELF support for ARM
- Copyright (C) 1998-2021 Free Software Foundation, Inc.
+ Copyright (C) 1998-2023 Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
/* The Adjusted Place, as defined by AAELF. */
#define Pa(X) ((X) & 0xfffffffc)
-static bfd_boolean elf32_arm_write_section (bfd *output_bfd,
- struct bfd_link_info *link_info,
- asection *sec,
- bfd_byte *contents);
+static bool elf32_arm_write_section (bfd *output_bfd,
+ struct bfd_link_info *link_info,
+ asection *sec,
+ bfd_byte *contents);
/* Note: code such as elf32_arm_reloc_type_lookup expect to use e.g.
R_ARM_PC24 as an index into this, and find the R_ARM_PC24 HOWTO
/* No relocation. */
HOWTO (R_ARM_NONE, /* type */
0, /* rightshift */
- 3, /* size (0 = byte, 1 = short, 2 = long) */
+ 0, /* size */
0, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_NONE", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_PC24, /* type */
2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
24, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_signed,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_PC24", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00ffffff, /* src_mask */
0x00ffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
/* 32 bit absolute */
HOWTO (R_ARM_ABS32, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_ABS32", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* standard 32bit pc-relative reloc */
HOWTO (R_ARM_REL32, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_REL32", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
/* 8 bit absolute - R_ARM_LDR_PC_G0 in AAELF */
HOWTO (R_ARM_LDR_PC_G0, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
+ 1, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_LDR_PC_G0", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
/* 16 bit absolute */
HOWTO (R_ARM_ABS16, /* type */
0, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 2, /* size */
16, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_ABS16", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* 12 bit absolute */
HOWTO (R_ARM_ABS12, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
12, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_ABS12", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000fff, /* src_mask */
0x00000fff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_THM_ABS5, /* type */
6, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 2, /* size */
5, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_THM_ABS5", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x000007e0, /* src_mask */
0x000007e0, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* 8 bit absolute */
HOWTO (R_ARM_ABS8, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
+ 1, /* size */
8, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_ABS8", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x000000ff, /* src_mask */
0x000000ff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_SBREL32, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_SBREL32", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_THM_CALL, /* type */
1, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
24, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_signed,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_THM_CALL", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x07ff2fff, /* src_mask */
0x07ff2fff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_THM_PC8, /* type */
1, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 2, /* size */
8, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_signed,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_THM_PC8", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x000000ff, /* src_mask */
0x000000ff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_BREL_ADJ, /* type */
1, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 2, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_signed,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_BREL_ADJ", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_TLS_DESC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_TLS_DESC", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_THM_SWI8, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
+ 0, /* size */
0, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_signed,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_SWI8", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000000, /* src_mask */
0x00000000, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* BLX instruction for the ARM. */
HOWTO (R_ARM_XPC25, /* type */
2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
24, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_signed,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_XPC25", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00ffffff, /* src_mask */
0x00ffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
/* BLX instruction for the Thumb. */
HOWTO (R_ARM_THM_XPC22, /* type */
2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
24, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_signed,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_THM_XPC22", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x07ff2fff, /* src_mask */
0x07ff2fff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
/* Dynamic TLS relocations. */
HOWTO (R_ARM_TLS_DTPMOD32, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_TLS_DTPMOD32", /* name */
- TRUE, /* partial_inplace */
+ true, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_TLS_DTPOFF32, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_TLS_DTPOFF32", /* name */
- TRUE, /* partial_inplace */
+ true, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_TLS_TPOFF32, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_TLS_TPOFF32", /* name */
- TRUE, /* partial_inplace */
+ true, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* Relocs used in ARM Linux */
HOWTO (R_ARM_COPY, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_COPY", /* name */
- TRUE, /* partial_inplace */
+ true, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_GLOB_DAT, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_GLOB_DAT", /* name */
- TRUE, /* partial_inplace */
+ true, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_JUMP_SLOT, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_JUMP_SLOT", /* name */
- TRUE, /* partial_inplace */
+ true, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_RELATIVE, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_RELATIVE", /* name */
- TRUE, /* partial_inplace */
+ true, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_GOTOFF32, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_GOTOFF32", /* name */
- TRUE, /* partial_inplace */
+ true, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_GOTPC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_GOTPC", /* name */
- TRUE, /* partial_inplace */
+ true, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_GOT32, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_GOT32", /* name */
- TRUE, /* partial_inplace */
+ true, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_PLT32, /* type */
2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
24, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_PLT32", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00ffffff, /* src_mask */
0x00ffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_CALL, /* type */
2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
24, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_signed,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_CALL", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00ffffff, /* src_mask */
0x00ffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_JUMP24, /* type */
2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
24, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_signed,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_JUMP24", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00ffffff, /* src_mask */
0x00ffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_THM_JUMP24, /* type */
1, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
24, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_signed,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_THM_JUMP24", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x07ff2fff, /* src_mask */
0x07ff2fff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_BASE_ABS, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_BASE_ABS", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_ALU_PCREL7_0, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
12, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_ALU_PCREL_7_0", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000fff, /* src_mask */
0x00000fff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_ALU_PCREL15_8, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
12, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
8, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_ALU_PCREL_15_8",/* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000fff, /* src_mask */
0x00000fff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_ALU_PCREL23_15, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
12, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
16, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_ALU_PCREL_23_15",/* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000fff, /* src_mask */
0x00000fff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_LDR_SBREL_11_0, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
12, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_LDR_SBREL_11_0",/* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000fff, /* src_mask */
0x00000fff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_ALU_SBREL_19_12, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
8, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
12, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_ALU_SBREL_19_12",/* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x000ff000, /* src_mask */
0x000ff000, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_ALU_SBREL_27_20, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
8, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
20, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_ALU_SBREL_27_20",/* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x0ff00000, /* src_mask */
0x0ff00000, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_TARGET1, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_TARGET1", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_ROSEGREL32, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_ROSEGREL32", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_V4BX, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_V4BX", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_TARGET2, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_signed,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_TARGET2", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_PREL31, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
31, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_signed,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_PREL31", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x7fffffff, /* src_mask */
0x7fffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_MOVW_ABS_NC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_MOVW_ABS_NC", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x000f0fff, /* src_mask */
0x000f0fff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_MOVT_ABS, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_MOVT_ABS", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x000f0fff, /* src_mask */
0x000f0fff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_MOVW_PREL_NC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_MOVW_PREL_NC", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x000f0fff, /* src_mask */
0x000f0fff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_MOVT_PREL, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_MOVT_PREL", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x000f0fff, /* src_mask */
0x000f0fff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_THM_MOVW_ABS_NC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_THM_MOVW_ABS_NC",/* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x040f70ff, /* src_mask */
0x040f70ff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_THM_MOVT_ABS, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_THM_MOVT_ABS", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x040f70ff, /* src_mask */
0x040f70ff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_THM_MOVW_PREL_NC,/* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_THM_MOVW_PREL_NC",/* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x040f70ff, /* src_mask */
0x040f70ff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_THM_MOVT_PREL, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_THM_MOVT_PREL", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x040f70ff, /* src_mask */
0x040f70ff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_THM_JUMP19, /* type */
1, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
19, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_signed,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_THM_JUMP19", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x043f2fff, /* src_mask */
0x043f2fff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_THM_JUMP6, /* type */
1, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 2, /* size */
6, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_unsigned,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_THM_JUMP6", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x02f8, /* src_mask */
0x02f8, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
/* These are declared as 13-bit signed relocations because we can
address -4095 .. 4095(base) by altering ADDW to SUBW or vice
versa. */
HOWTO (R_ARM_THM_ALU_PREL_11_0,/* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
13, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_THM_ALU_PREL_11_0",/* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_THM_PC12, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
13, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_THM_PC12", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_ABS32_NOI, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_ABS32_NOI", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_REL32_NOI, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_REL32_NOI", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* Group relocations. */
HOWTO (R_ARM_ALU_PC_G0_NC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_ALU_PC_G0_NC", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_ALU_PC_G0, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_ALU_PC_G0", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_ALU_PC_G1_NC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_ALU_PC_G1_NC", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_ALU_PC_G1, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_ALU_PC_G1", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_ALU_PC_G2, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_ALU_PC_G2", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_LDR_PC_G1, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_LDR_PC_G1", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_LDR_PC_G2, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_LDR_PC_G2", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_LDRS_PC_G0, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_LDRS_PC_G0", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_LDRS_PC_G1, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_LDRS_PC_G1", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_LDRS_PC_G2, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_LDRS_PC_G2", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_LDC_PC_G0, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_LDC_PC_G0", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_LDC_PC_G1, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_LDC_PC_G1", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_LDC_PC_G2, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_LDC_PC_G2", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_ALU_SB_G0_NC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_ALU_SB_G0_NC", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_ALU_SB_G0, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_ALU_SB_G0", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_ALU_SB_G1_NC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_ALU_SB_G1_NC", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_ALU_SB_G1, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_ALU_SB_G1", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_ALU_SB_G2, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_ALU_SB_G2", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_LDR_SB_G0, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_LDR_SB_G0", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_LDR_SB_G1, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_LDR_SB_G1", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_LDR_SB_G2, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_LDR_SB_G2", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_LDRS_SB_G0, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_LDRS_SB_G0", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_LDRS_SB_G1, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_LDRS_SB_G1", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_LDRS_SB_G2, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_LDRS_SB_G2", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_LDC_SB_G0, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_LDC_SB_G0", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_LDC_SB_G1, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_LDC_SB_G1", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_LDC_SB_G2, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_LDC_SB_G2", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
/* End of group relocations. */
HOWTO (R_ARM_MOVW_BREL_NC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_MOVW_BREL_NC", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_MOVT_BREL, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_MOVT_BREL", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_MOVW_BREL, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_MOVW_BREL", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_THM_MOVW_BREL_NC,/* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_THM_MOVW_BREL_NC",/* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x040f70ff, /* src_mask */
0x040f70ff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_THM_MOVT_BREL, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_THM_MOVT_BREL", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x040f70ff, /* src_mask */
0x040f70ff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_THM_MOVW_BREL, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
16, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_THM_MOVW_BREL", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x040f70ff, /* src_mask */
0x040f70ff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_TLS_GOTDESC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
NULL, /* special_function */
"R_ARM_TLS_GOTDESC", /* name */
- TRUE, /* partial_inplace */
+ true, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_TLS_CALL, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
24, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_TLS_CALL", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00ffffff, /* src_mask */
0x00ffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_TLS_DESCSEQ, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
0, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_TLS_DESCSEQ", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000000, /* src_mask */
0x00000000, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_THM_TLS_CALL, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
24, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_THM_TLS_CALL", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x07ff07ff, /* src_mask */
0x07ff07ff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_PLT32_ABS, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_PLT32_ABS", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_GOT_ABS, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_GOT_ABS", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_GOT_PREL, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_GOT_PREL", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_GOT_BREL12, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
12, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_GOT_BREL12", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000fff, /* src_mask */
0x00000fff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_GOTOFF12, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
12, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_GOTOFF12", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000fff, /* src_mask */
0x00000fff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
EMPTY_HOWTO (R_ARM_GOTRELAX), /* reserved for future GOT-load optimizations */
/* GNU extension to record C++ vtable member usage */
HOWTO (R_ARM_GNU_VTENTRY, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
0, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
_bfd_elf_rel_vtable_reloc_fn, /* special_function */
"R_ARM_GNU_VTENTRY", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* GNU extension to record C++ vtable hierarchy */
HOWTO (R_ARM_GNU_VTINHERIT, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
0, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
NULL, /* special_function */
"R_ARM_GNU_VTINHERIT", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_THM_JUMP11, /* type */
1, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 2, /* size */
11, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_THM_JUMP11", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x000007ff, /* src_mask */
0x000007ff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
HOWTO (R_ARM_THM_JUMP8, /* type */
1, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 2, /* size */
8, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_THM_JUMP8", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x000000ff, /* src_mask */
0x000000ff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
/* TLS relocations */
HOWTO (R_ARM_TLS_GD32, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
NULL, /* special_function */
"R_ARM_TLS_GD32", /* name */
- TRUE, /* partial_inplace */
+ true, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_TLS_LDM32, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_TLS_LDM32", /* name */
- TRUE, /* partial_inplace */
+ true, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_TLS_LDO32, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_TLS_LDO32", /* name */
- TRUE, /* partial_inplace */
+ true, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_TLS_IE32, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
NULL, /* special_function */
"R_ARM_TLS_IE32", /* name */
- TRUE, /* partial_inplace */
+ true, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_TLS_LE32, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
NULL, /* special_function */
"R_ARM_TLS_LE32", /* name */
- TRUE, /* partial_inplace */
+ true, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_TLS_LDO12, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
12, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_TLS_LDO12", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000fff, /* src_mask */
0x00000fff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_TLS_LE12, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
12, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_TLS_LE12", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000fff, /* src_mask */
0x00000fff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_TLS_IE12GP, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
12, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_TLS_IE12GP", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000fff, /* src_mask */
0x00000fff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* 112-127 private relocations. */
EMPTY_HOWTO (112),
HOWTO (R_ARM_THM_TLS_DESCSEQ, /* type */
0, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 2, /* size */
0, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_THM_TLS_DESCSEQ",/* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000000, /* src_mask */
0x00000000, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
EMPTY_HOWTO (130),
EMPTY_HOWTO (131),
HOWTO (R_ARM_THM_ALU_ABS_G0_NC,/* type. */
0, /* rightshift. */
- 1, /* size (0 = byte, 1 = short, 2 = long). */
+ 2, /* size. */
16, /* bitsize. */
- FALSE, /* pc_relative. */
+ false, /* pc_relative. */
0, /* bitpos. */
complain_overflow_bitfield,/* complain_on_overflow. */
bfd_elf_generic_reloc, /* special_function. */
"R_ARM_THM_ALU_ABS_G0_NC",/* name. */
- FALSE, /* partial_inplace. */
+ false, /* partial_inplace. */
0x00000000, /* src_mask. */
0x00000000, /* dst_mask. */
- FALSE), /* pcrel_offset. */
+ false), /* pcrel_offset. */
HOWTO (R_ARM_THM_ALU_ABS_G1_NC,/* type. */
0, /* rightshift. */
- 1, /* size (0 = byte, 1 = short, 2 = long). */
+ 2, /* size. */
16, /* bitsize. */
- FALSE, /* pc_relative. */
+ false, /* pc_relative. */
0, /* bitpos. */
complain_overflow_bitfield,/* complain_on_overflow. */
bfd_elf_generic_reloc, /* special_function. */
"R_ARM_THM_ALU_ABS_G1_NC",/* name. */
- FALSE, /* partial_inplace. */
+ false, /* partial_inplace. */
0x00000000, /* src_mask. */
0x00000000, /* dst_mask. */
- FALSE), /* pcrel_offset. */
+ false), /* pcrel_offset. */
HOWTO (R_ARM_THM_ALU_ABS_G2_NC,/* type. */
0, /* rightshift. */
- 1, /* size (0 = byte, 1 = short, 2 = long). */
+ 2, /* size. */
16, /* bitsize. */
- FALSE, /* pc_relative. */
+ false, /* pc_relative. */
0, /* bitpos. */
complain_overflow_bitfield,/* complain_on_overflow. */
bfd_elf_generic_reloc, /* special_function. */
"R_ARM_THM_ALU_ABS_G2_NC",/* name. */
- FALSE, /* partial_inplace. */
+ false, /* partial_inplace. */
0x00000000, /* src_mask. */
0x00000000, /* dst_mask. */
- FALSE), /* pcrel_offset. */
+ false), /* pcrel_offset. */
HOWTO (R_ARM_THM_ALU_ABS_G3_NC,/* type. */
0, /* rightshift. */
- 1, /* size (0 = byte, 1 = short, 2 = long). */
+ 2, /* size. */
16, /* bitsize. */
- FALSE, /* pc_relative. */
+ false, /* pc_relative. */
0, /* bitpos. */
complain_overflow_bitfield,/* complain_on_overflow. */
bfd_elf_generic_reloc, /* special_function. */
"R_ARM_THM_ALU_ABS_G3_NC",/* name. */
- FALSE, /* partial_inplace. */
+ false, /* partial_inplace. */
0x00000000, /* src_mask. */
0x00000000, /* dst_mask. */
- FALSE), /* pcrel_offset. */
+ false), /* pcrel_offset. */
/* Relocations for Armv8.1-M Mainline. */
HOWTO (R_ARM_THM_BF16, /* type. */
0, /* rightshift. */
- 1, /* size (0 = byte, 1 = short, 2 = long). */
+ 2, /* size. */
16, /* bitsize. */
- TRUE, /* pc_relative. */
+ true, /* pc_relative. */
0, /* bitpos. */
complain_overflow_dont,/* do not complain_on_overflow. */
bfd_elf_generic_reloc, /* special_function. */
"R_ARM_THM_BF16", /* name. */
- FALSE, /* partial_inplace. */
+ false, /* partial_inplace. */
0x001f0ffe, /* src_mask. */
0x001f0ffe, /* dst_mask. */
- TRUE), /* pcrel_offset. */
+ true), /* pcrel_offset. */
HOWTO (R_ARM_THM_BF12, /* type. */
0, /* rightshift. */
- 1, /* size (0 = byte, 1 = short, 2 = long). */
+ 2, /* size. */
12, /* bitsize. */
- TRUE, /* pc_relative. */
+ true, /* pc_relative. */
0, /* bitpos. */
complain_overflow_dont,/* do not complain_on_overflow. */
bfd_elf_generic_reloc, /* special_function. */
"R_ARM_THM_BF12", /* name. */
- FALSE, /* partial_inplace. */
+ false, /* partial_inplace. */
0x00010ffe, /* src_mask. */
0x00010ffe, /* dst_mask. */
- TRUE), /* pcrel_offset. */
+ true), /* pcrel_offset. */
HOWTO (R_ARM_THM_BF18, /* type. */
0, /* rightshift. */
- 1, /* size (0 = byte, 1 = short, 2 = long). */
+ 2, /* size. */
18, /* bitsize. */
- TRUE, /* pc_relative. */
+ true, /* pc_relative. */
0, /* bitpos. */
complain_overflow_dont,/* do not complain_on_overflow. */
bfd_elf_generic_reloc, /* special_function. */
"R_ARM_THM_BF18", /* name. */
- FALSE, /* partial_inplace. */
+ false, /* partial_inplace. */
0x007f0ffe, /* src_mask. */
0x007f0ffe, /* dst_mask. */
- TRUE), /* pcrel_offset. */
+ true), /* pcrel_offset. */
};
/* 160 onwards: */
{
HOWTO (R_ARM_IRELATIVE, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_IRELATIVE", /* name */
- TRUE, /* partial_inplace */
+ true, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_GOTFUNCDESC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_GOTFUNCDESC", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_GOTOFFFUNCDESC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_GOTOFFFUNCDESC",/* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_FUNCDESC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_FUNCDESC", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_FUNCDESC_VALUE, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
64, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_FUNCDESC_VALUE",/* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_TLS_GD32_FDPIC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_TLS_GD32_FDPIC",/* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_TLS_LDM32_FDPIC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_TLS_LDM32_FDPIC",/* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_TLS_IE32_FDPIC, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_TLS_IE32_FDPIC",/* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
};
/* 249-255 extended, currently unused, relocations: */
{
HOWTO (R_ARM_RREL32, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
+ 0, /* size */
0, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_RREL32", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_RABS32, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
+ 0, /* size */
0, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_RABS32", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_RPC24, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
+ 0, /* size */
0, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_RPC24", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_ARM_RBASE, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
+ 0, /* size */
0, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_ARM_RBASE", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0, /* dst_mask */
- FALSE) /* pcrel_offset */
+ false) /* pcrel_offset */
};
static reloc_howto_type *
return NULL;
}
-static bfd_boolean
+static bool
elf32_arm_info_to_howto (bfd * abfd, arelent * bfd_reloc,
Elf_Internal_Rela * elf_reloc)
{
_bfd_error_handler (_("%pB: unsupported relocation type %#x"),
abfd, r_type);
bfd_set_error (bfd_error_bad_value);
- return FALSE;
+ return false;
}
- return TRUE;
+ return true;
}
struct elf32_arm_reloc_map
/* Support for core dump NOTE sections. */
-static bfd_boolean
+static bool
elf32_arm_nabi_grok_prstatus (bfd *abfd, Elf_Internal_Note *note)
{
int offset;
switch (note->descsz)
{
default:
- return FALSE;
+ return false;
case 148: /* Linux/ARM 32-bit. */
/* pr_cursig */
size, note->descpos + offset);
}
-static bfd_boolean
+static bool
elf32_arm_nabi_grok_psinfo (bfd *abfd, Elf_Internal_Note *note)
{
switch (note->descsz)
{
default:
- return FALSE;
+ return false;
case 124: /* Linux/ARM elf_prpsinfo. */
elf_tdata (abfd)->core->pid
command[n - 1] = '\0';
}
- return TRUE;
+ return true;
}
static char *
0xe5bcf000, /* ldr pc, [ip, #0xNNN]! */
};
-static bfd_boolean elf32_arm_use_long_plt_entry = FALSE;
+static bool elf32_arm_use_long_plt_entry = false;
#endif /* not FOUR_WORD_PLT */
0xe7fd /* b .-2 */
};
-/* The entries in a PLT when using a DLL-based target with multiple
- address spaces. */
-static const bfd_vma elf32_arm_symbian_plt_entry [] =
-{
- 0xe51ff004, /* ldr pc, [pc, #-4] */
- 0x00000000, /* dcd R_ARM_GLOB_DAT(X) */
-};
-
/* The first entry in a procedure linkage table looks like
this. It is set up so that any shared library function that is
called before the relocation has been set up calls the dynamic
0xea000000, /* b .Lplt_tail */
};
+/* PR 28924:
+ There was a bug due to too high values of THM_MAX_FWD_BRANCH_OFFSET and
+ THM2_MAX_FWD_BRANCH_OFFSET. The first macro concerns the case when Thumb-2
+ is not available, and second macro when Thumb-2 is available. Among other
+ things, they affect the range of branches represented as BLX instructions
+ in Encoding T2 defined in Section A8.8.25 of the ARM Architecture
+ Reference Manual ARMv7-A and ARMv7-R edition issue C.d. Such branches are
+ specified there to have a maximum forward offset that is a multiple of 4.
+ Previously, the respective values defined here were multiples of 2 but not
+ 4 and they are included in comments for reference. */
#define ARM_MAX_FWD_BRANCH_OFFSET ((((1 << 23) - 1) << 2) + 8)
-#define ARM_MAX_BWD_BRANCH_OFFSET ((-((1 << 23) << 2)) + 8)
-#define THM_MAX_FWD_BRANCH_OFFSET ((1 << 22) -2 + 4)
+#define ARM_MAX_BWD_BRANCH_OFFSET ((-((1 << 23) << 2)) + 8)
+#define THM_MAX_FWD_BRANCH_OFFSET ((1 << 22) - 4 + 4)
+/* #def THM_MAX_FWD_BRANCH_OFFSET ((1 << 22) - 2 + 4) */
#define THM_MAX_BWD_BRANCH_OFFSET (-(1 << 22) + 4)
-#define THM2_MAX_FWD_BRANCH_OFFSET (((1 << 24) - 2) + 4)
+#define THM2_MAX_FWD_BRANCH_OFFSET (((1 << 24) - 4) + 4)
+/* #def THM2_MAX_FWD_BRANCH_OFFSET (((1 << 24) - 2) + 4) */
#define THM2_MAX_BWD_BRANCH_OFFSET (-(1 << 24) + 4)
#define THM2_MAX_FWD_COND_BRANCH_OFFSET (((1 << 20) -2) + 4)
#define THM2_MAX_BWD_COND_BRANCH_OFFSET (-(1 << 20) + 4)
/* One entry per long/short branch stub defined above. */
#define DEF_STUBS \
- DEF_STUB(long_branch_any_any) \
- DEF_STUB(long_branch_v4t_arm_thumb) \
- DEF_STUB(long_branch_thumb_only) \
- DEF_STUB(long_branch_v4t_thumb_thumb) \
- DEF_STUB(long_branch_v4t_thumb_arm) \
- DEF_STUB(short_branch_v4t_thumb_arm) \
- DEF_STUB(long_branch_any_arm_pic) \
- DEF_STUB(long_branch_any_thumb_pic) \
- DEF_STUB(long_branch_v4t_thumb_thumb_pic) \
- DEF_STUB(long_branch_v4t_arm_thumb_pic) \
- DEF_STUB(long_branch_v4t_thumb_arm_pic) \
- DEF_STUB(long_branch_thumb_only_pic) \
- DEF_STUB(long_branch_any_tls_pic) \
- DEF_STUB(long_branch_v4t_thumb_tls_pic) \
- DEF_STUB(long_branch_arm_nacl) \
- DEF_STUB(long_branch_arm_nacl_pic) \
- DEF_STUB(cmse_branch_thumb_only) \
- DEF_STUB(a8_veneer_b_cond) \
- DEF_STUB(a8_veneer_b) \
- DEF_STUB(a8_veneer_bl) \
- DEF_STUB(a8_veneer_blx) \
- DEF_STUB(long_branch_thumb2_only) \
- DEF_STUB(long_branch_thumb2_only_pure)
+ DEF_STUB (long_branch_any_any) \
+ DEF_STUB (long_branch_v4t_arm_thumb) \
+ DEF_STUB (long_branch_thumb_only) \
+ DEF_STUB (long_branch_v4t_thumb_thumb) \
+ DEF_STUB (long_branch_v4t_thumb_arm) \
+ DEF_STUB (short_branch_v4t_thumb_arm) \
+ DEF_STUB (long_branch_any_arm_pic) \
+ DEF_STUB (long_branch_any_thumb_pic) \
+ DEF_STUB (long_branch_v4t_thumb_thumb_pic) \
+ DEF_STUB (long_branch_v4t_arm_thumb_pic) \
+ DEF_STUB (long_branch_v4t_thumb_arm_pic) \
+ DEF_STUB (long_branch_thumb_only_pic) \
+ DEF_STUB (long_branch_any_tls_pic) \
+ DEF_STUB (long_branch_v4t_thumb_tls_pic) \
+ DEF_STUB (long_branch_arm_nacl) \
+ DEF_STUB (long_branch_arm_nacl_pic) \
+ DEF_STUB (cmse_branch_thumb_only) \
+ DEF_STUB (a8_veneer_b_cond) \
+ DEF_STUB (a8_veneer_b) \
+ DEF_STUB (a8_veneer_bl) \
+ DEF_STUB (a8_veneer_blx) \
+ DEF_STUB (long_branch_thumb2_only) \
+ DEF_STUB (long_branch_thumb2_only_pure)
#define DEF_STUB(x) arm_stub_##x,
enum elf32_arm_stub_type
const char *sym_name;
unsigned int r_type;
enum arm_st_branch_type branch_type;
- bfd_boolean non_a8_stub;
+ bool non_a8_stub;
};
/* The size of the thread control block. */
};
/* Structure to handle FDPIC support for local functions. */
-struct fdpic_local {
+struct fdpic_local
+{
unsigned int funcdesc_cnt;
unsigned int gotofffuncdesc_cnt;
int funcdesc_offset;
{
struct elf_obj_tdata root;
+ /* Zero to warn when linking objects with incompatible enum sizes. */
+ int no_enum_size_warning;
+
+ /* Zero to warn when linking objects with incompatible wchar_t sizes. */
+ int no_wchar_size_warning;
+
+ /* The number of entries in each of the arrays in this strcuture.
+ Used to avoid buffer overruns. */
+ bfd_size_type num_entries;
+
/* tls_type for each local got entry. */
char *local_got_tls_type;
/* Information for local symbols that need entries in .iplt. */
struct arm_local_iplt_info **local_iplt;
- /* Zero to warn when linking objects with incompatible enum sizes. */
- int no_enum_size_warning;
-
- /* Zero to warn when linking objects with incompatible wchar_t sizes. */
- int no_wchar_size_warning;
-
/* Maintains FDPIC counters and funcdesc info. */
struct fdpic_local *local_fdpic_cnts;
};
#define elf_arm_tdata(bfd) \
((struct elf_arm_obj_tdata *) (bfd)->tdata.any)
+#define elf32_arm_num_entries(bfd) \
+ (elf_arm_tdata (bfd)->num_entries)
+
#define elf32_arm_local_got_tls_type(bfd) \
(elf_arm_tdata (bfd)->local_got_tls_type)
&& elf_tdata (bfd) != NULL \
&& elf_object_id (bfd) == ARM_ELF_DATA)
-static bfd_boolean
+static bool
elf32_arm_mkobject (bfd *abfd)
{
return bfd_elf_allocate_object (abfd, sizeof (struct elf_arm_obj_tdata),
#define elf32_arm_link_hash_traverse(table, func, info) \
(elf_link_hash_traverse \
(&(table)->root, \
- (bfd_boolean (*) (struct elf_link_hash_entry *, void *)) (func), \
+ (bool (*) (struct elf_link_hash_entry *, void *)) (func), \
(info)))
/* Get the ARM elf linker hash table from a link_info structure. */
bfd_size_type plt_entry_size;
/* True if the target uses REL relocations. */
- bfd_boolean use_rel;
+ bool use_rel;
/* Nonzero if import library must be a secure gateway import library
as per ARMv8-M Security Extensions. */
asection *sreloc, Elf_Internal_Rela *rel);
static void
-arm_elf_fill_funcdesc(bfd *output_bfd,
- struct bfd_link_info *info,
- int *funcdesc_offset,
- int dynindx,
- int offset,
- bfd_vma addr,
- bfd_vma dynreloc_value,
- bfd_vma seg)
+arm_elf_fill_funcdesc (bfd *output_bfd,
+ struct bfd_link_info *info,
+ int *funcdesc_offset,
+ int dynindx,
+ int offset,
+ bfd_vma addr,
+ bfd_vma dynreloc_value,
+ bfd_vma seg)
{
if ((*funcdesc_offset & 1) == 0)
{
struct elf32_arm_link_hash_table *globals = elf32_arm_hash_table (info);
asection *sgot = globals->root.sgot;
- if (bfd_link_pic(info))
+ if (bfd_link_pic (info))
{
asection *srelgot = globals->root.srelgot;
Elf_Internal_Rela outrel;
+ hgot->root.u.def.section->output_section->vma
+ hgot->root.u.def.section->output_offset;
- arm_elf_add_rofixup(output_bfd, globals->srofixup,
- sgot->output_section->vma + sgot->output_offset
- + offset);
- arm_elf_add_rofixup(output_bfd, globals->srofixup,
- sgot->output_section->vma + sgot->output_offset
- + offset + 4);
+ arm_elf_add_rofixup (output_bfd, globals->srofixup,
+ sgot->output_section->vma + sgot->output_offset
+ + offset);
+ arm_elf_add_rofixup (output_bfd, globals->srofixup,
+ sgot->output_section->vma + sgot->output_offset
+ + offset + 4);
bfd_put_32 (output_bfd, dynreloc_value, sgot->contents + offset);
bfd_put_32 (output_bfd, got_value, sgot->contents + offset + 4);
}
ret->plt.maybe_thumb_refcount = 0;
ret->plt.noncall_refcount = 0;
ret->plt.got_offset = -1;
- ret->is_iplt = FALSE;
+ ret->is_iplt = false;
ret->export_glue = NULL;
ret->stub_cache = NULL;
/* Ensure that we have allocated bookkeeping structures for ABFD's local
symbols. */
-static bfd_boolean
+static bool
elf32_arm_allocate_local_sym_info (bfd *abfd)
{
if (elf_local_got_refcounts (abfd) == NULL)
{
bfd_size_type num_syms;
- bfd_size_type size;
- char *data;
+
+ elf32_arm_num_entries (abfd) = 0;
+
+ /* Whilst it might be tempting to allocate a single block of memory and
+ then divide it up amoungst the arrays in the elf_arm_obj_tdata
+ structure, this interferes with the work of memory checkers looking
+ for buffer overruns. So allocate each array individually. */
num_syms = elf_tdata (abfd)->symtab_hdr.sh_info;
- size = num_syms * (sizeof (bfd_signed_vma)
- + sizeof (bfd_vma)
- + sizeof (struct arm_local_iplt_info *)
- + sizeof (struct fdpic_local)
- + sizeof (char));
- data = bfd_zalloc (abfd, size);
- if (data == NULL)
- return FALSE;
-
- /* It is important that these all be allocated in descending
- order of required alignment, so that arrays allocated later
- will be sufficiently aligned. */
- elf_local_got_refcounts (abfd) = (bfd_signed_vma *) data;
- data += num_syms * sizeof (bfd_signed_vma);
-
- elf32_arm_local_tlsdesc_gotent (abfd) = (bfd_vma *) data;
- data += num_syms * sizeof (bfd_vma);
-
- elf32_arm_local_iplt (abfd) = (struct arm_local_iplt_info **) data;
- data += num_syms * sizeof (struct arm_local_iplt_info *);
-
- elf32_arm_local_fdpic_cnts (abfd) = (struct fdpic_local *) data;
- data += num_syms * sizeof (struct fdpic_local);
-
- elf32_arm_local_got_tls_type (abfd) = data;
+
+ elf_local_got_refcounts (abfd) = bfd_zalloc
+ (abfd, num_syms * sizeof (* elf_local_got_refcounts (abfd)));
+
+ if (elf_local_got_refcounts (abfd) == NULL)
+ return false;
+
+ elf32_arm_local_tlsdesc_gotent (abfd) = bfd_zalloc
+ (abfd, num_syms * sizeof (* elf32_arm_local_tlsdesc_gotent (abfd)));
+
+ if (elf32_arm_local_tlsdesc_gotent (abfd) == NULL)
+ return false;
+
+ elf32_arm_local_iplt (abfd) = bfd_zalloc
+ (abfd, num_syms * sizeof (* elf32_arm_local_iplt (abfd)));
+
+ if (elf32_arm_local_iplt (abfd) == NULL)
+ return false;
+
+ elf32_arm_local_fdpic_cnts (abfd) = bfd_zalloc
+ (abfd, num_syms * sizeof (* elf32_arm_local_fdpic_cnts (abfd)));
+
+ if (elf32_arm_local_fdpic_cnts (abfd) == NULL)
+ return false;
+
+ elf32_arm_local_got_tls_type (abfd) = bfd_zalloc
+ (abfd, num_syms * sizeof (* elf32_arm_local_got_tls_type (abfd)));
+
+ if (elf32_arm_local_got_tls_type (abfd) == NULL)
+ return false;
+
+ elf32_arm_num_entries (abfd) = num_syms;
+
#if GCC_VERSION >= 3000
BFD_ASSERT (__alignof__ (*elf32_arm_local_tlsdesc_gotent (abfd))
<= __alignof__ (*elf_local_got_refcounts (abfd)));
<= __alignof__ (*elf32_arm_local_fdpic_cnts (abfd)));
#endif
}
- return TRUE;
+ return true;
}
/* Return the .iplt information for local symbol R_SYMNDX, which belongs
return NULL;
BFD_ASSERT (r_symndx < elf_tdata (abfd)->symtab_hdr.sh_info);
+ BFD_ASSERT (r_symndx < elf32_arm_num_entries (abfd));
ptr = &elf32_arm_local_iplt (abfd)[r_symndx];
if (*ptr == NULL)
*ptr = bfd_zalloc (abfd, sizeof (**ptr));
true, point *ROOT_PLT at the target-independent reference count/offset
union and *ARM_PLT at the ARM-specific information. */
-static bfd_boolean
+static bool
elf32_arm_get_plt_info (bfd *abfd, struct elf32_arm_link_hash_table *globals,
struct elf32_arm_link_hash_entry *h,
unsigned long r_symndx, union gotplt_union **root_plt,
struct arm_local_iplt_info *local_iplt;
if (globals->root.splt == NULL && globals->root.iplt == NULL)
- return FALSE;
+ return false;
if (h != NULL)
{
*root_plt = &h->root.plt;
*arm_plt = &h->plt;
- return TRUE;
+ return true;
}
if (elf32_arm_local_iplt (abfd) == NULL)
- return FALSE;
+ return false;
+
+ if (r_symndx >= elf32_arm_num_entries (abfd))
+ return false;
local_iplt = elf32_arm_local_iplt (abfd)[r_symndx];
if (local_iplt == NULL)
- return FALSE;
+ return false;
*root_plt = &local_iplt->root;
*arm_plt = &local_iplt->arm;
- return TRUE;
+ return true;
}
-static bfd_boolean using_thumb_only (struct elf32_arm_link_hash_table *globals);
+static bool using_thumb_only (struct elf32_arm_link_hash_table *globals);
/* Return true if the PLT described by ARM_PLT requires a Thumb stub
before it. */
-static bfd_boolean
+static bool
elf32_arm_plt_needs_thumb_stub_p (struct bfd_link_info *info,
struct arm_plt_info *arm_plt)
{
htab = elf32_arm_hash_table (info);
- return (!using_thumb_only(htab) && (arm_plt->thumb_refcount != 0
+ return (!using_thumb_only (htab) && (arm_plt->thumb_refcount != 0
|| (!htab->use_blx && arm_plt->maybe_thumb_refcount != 0)));
}
s = bfd_section_from_elf_index (abfd, isym->st_shndx);
if (s == NULL)
- abort ();
+ return NULL;
vpp = &elf_section_data (s)->local_dynrel;
return (struct elf_dyn_relocs **) vpp;
/* Create .got, .gotplt, and .rel(a).got sections in DYNOBJ, and set up
shortcuts to them in our hash table. */
-static bfd_boolean
+static bool
create_got_section (bfd *dynobj, struct bfd_link_info *info)
{
struct elf32_arm_link_hash_table *htab;
htab = elf32_arm_hash_table (info);
if (htab == NULL)
- return FALSE;
-
- /* BPABI objects never have a GOT, or associated sections. */
- if (htab->root.target_os == is_symbian)
- return TRUE;
+ return false;
if (! _bfd_elf_create_got_section (dynobj, info))
- return FALSE;
+ return false;
/* Also create .rofixup. */
if (htab->fdpic_p)
| SEC_IN_MEMORY | SEC_LINKER_CREATED | SEC_READONLY));
if (htab->srofixup == NULL
|| !bfd_set_section_alignment (htab->srofixup, 2))
- return FALSE;
+ return false;
}
- return TRUE;
+ return true;
}
/* Create the .iplt, .rel(a).iplt and .igot.plt sections. */
-static bfd_boolean
+static bool
create_ifunc_sections (struct bfd_link_info *info)
{
struct elf32_arm_link_hash_table *htab;
flags | SEC_READONLY | SEC_CODE);
if (s == NULL
|| !bfd_set_section_alignment (s, bed->plt_alignment))
- return FALSE;
+ return false;
htab->root.iplt = s;
}
flags | SEC_READONLY);
if (s == NULL
|| !bfd_set_section_alignment (s, bed->s->log_file_align))
- return FALSE;
+ return false;
htab->root.irelplt = s;
}
s = bfd_make_section_anyway_with_flags (dynobj, ".igot.plt", flags);
if (s == NULL
|| !bfd_set_section_alignment (s, bed->s->log_file_align))
- return FALSE;
+ return false;
htab->root.igotplt = s;
}
- return TRUE;
+ return true;
}
/* Determine if we're dealing with a Thumb only architecture. */
-static bfd_boolean
+static bool
using_thumb_only (struct elf32_arm_link_hash_table *globals)
{
int arch;
|| arch == TAG_CPU_ARCH_V8M_BASE
|| arch == TAG_CPU_ARCH_V8M_MAIN
|| arch == TAG_CPU_ARCH_V8_1M_MAIN)
- return TRUE;
+ return true;
- return FALSE;
+ return false;
}
/* Determine if we're dealing with a Thumb-2 object. */
-static bfd_boolean
+static bool
using_thumb2 (struct elf32_arm_link_hash_table *globals)
{
int arch;
int thumb_isa = bfd_elf_get_obj_attr_int (globals->obfd, OBJ_ATTR_PROC,
Tag_THUMB_ISA_use);
- if (thumb_isa)
+ /* No use of thumb permitted, or a legacy thumb-1/2 definition. */
+ if (thumb_isa < 3)
return thumb_isa == 2;
+ /* Variant of thumb is described by the architecture tag. */
arch = bfd_elf_get_obj_attr_int (globals->obfd, OBJ_ATTR_PROC, Tag_CPU_arch);
/* Force return logic to be reviewed for each new architecture. */
/* Determine whether Thumb-2 BL instruction is available. */
-static bfd_boolean
+static bool
using_thumb2_bl (struct elf32_arm_link_hash_table *globals)
{
int arch =
bfd_elf_get_obj_attr_int (globals->obfd, OBJ_ATTR_PROC, Tag_CPU_arch);
/* Force return logic to be reviewed for each new architecture. */
- BFD_ASSERT (arch <= TAG_CPU_ARCH_V8_1M_MAIN);
+ BFD_ASSERT (arch <= TAG_CPU_ARCH_V9);
/* Architecture was introduced after ARMv6T2 (eg. ARMv6-M). */
return (arch == TAG_CPU_ARCH_V6T2
.rel(a).bss sections in DYNOBJ, and set up shortcuts to them in our
hash table. */
-static bfd_boolean
+static bool
elf32_arm_create_dynamic_sections (bfd *dynobj, struct bfd_link_info *info)
{
struct elf32_arm_link_hash_table *htab;
htab = elf32_arm_hash_table (info);
if (htab == NULL)
- return FALSE;
+ return false;
if (!htab->root.sgot && !create_got_section (dynobj, info))
- return FALSE;
+ return false;
if (!_bfd_elf_create_dynamic_sections (dynobj, info))
- return FALSE;
+ return false;
if (htab->root.target_os == is_vxworks)
{
if (!elf_vxworks_create_dynamic_sections (dynobj, info, &htab->srelplt2))
- return FALSE;
+ return false;
if (bfd_link_pic (info))
{
if (htab->fdpic_p) {
htab->plt_header_size = 0;
if (info->flags & DF_BIND_NOW)
- htab->plt_entry_size = 4 * (ARRAY_SIZE(elf32_arm_fdpic_plt_entry) - 5);
+ htab->plt_entry_size = 4 * (ARRAY_SIZE (elf32_arm_fdpic_plt_entry) - 5);
else
- htab->plt_entry_size = 4 * ARRAY_SIZE(elf32_arm_fdpic_plt_entry);
+ htab->plt_entry_size = 4 * ARRAY_SIZE (elf32_arm_fdpic_plt_entry);
}
if (!htab->root.splt
|| (!bfd_link_pic (info) && !htab->root.srelbss))
abort ();
- return TRUE;
+ return true;
}
/* Copy the extra info we tack onto an elf_link_hash_entry. */
ret->plt_header_size = 20;
ret->plt_entry_size = elf32_arm_use_long_plt_entry ? 16 : 12;
#endif
- ret->use_rel = TRUE;
+ ret->use_rel = true;
ret->obfd = abfd;
ret->fdpic_p = 0;
/* Determine what kind of NOPs are available. */
-static bfd_boolean
+static bool
arch_has_arm_nop (struct elf32_arm_link_hash_table *globals)
{
const int arch = bfd_elf_get_obj_attr_int (globals->obfd, OBJ_ATTR_PROC,
Tag_CPU_arch);
/* Force return logic to be reviewed for each new architecture. */
- BFD_ASSERT (arch <= TAG_CPU_ARCH_V8_1M_MAIN);
+ BFD_ASSERT (arch <= TAG_CPU_ARCH_V9);
return (arch == TAG_CPU_ARCH_V6T2
|| arch == TAG_CPU_ARCH_V6K
|| arch == TAG_CPU_ARCH_V7
|| arch == TAG_CPU_ARCH_V8
- || arch == TAG_CPU_ARCH_V8R);
+ || arch == TAG_CPU_ARCH_V8R
+ || arch == TAG_CPU_ARCH_V9);
}
-static bfd_boolean
+static bool
arm_stub_is_thumb (enum elf32_arm_stub_type stub_type)
{
switch (stub_type)
case arm_stub_long_branch_v4t_thumb_tls_pic:
case arm_stub_long_branch_thumb_only_pic:
case arm_stub_cmse_branch_thumb_only:
- return TRUE;
+ return true;
case arm_stub_none:
BFD_FAIL ();
- return FALSE;
+ return false;
break;
default:
- return FALSE;
+ return false;
}
}
bfd_signed_vma branch_offset;
unsigned int r_type;
struct elf32_arm_link_hash_table * globals;
- bfd_boolean thumb2, thumb2_bl, thumb_only;
+ bool thumb2, thumb2_bl, thumb_only;
enum elf32_arm_stub_type stub_type = arm_stub_none;
int use_plt = 0;
enum arm_st_branch_type branch_type = *actual_branch_type;
/* If the input section is the CMSE stubs one and it needs a long
branch stub to reach it's final destination, give up with an
error message: this is not supported. See PR ld/24709. */
- if (!strncmp (input_section->name, CMSE_STUB_NAME, strlen(CMSE_STUB_NAME)))
+ if (!strncmp (input_section->name, CMSE_STUB_NAME, strlen (CMSE_STUB_NAME)))
{
bfd *output_bfd = htab->obfd;
asection *out_sec = bfd_get_section_by_name (output_bfd, CMSE_STUB_NAME);
+ h->root.root.u.def.value);
/* Exit, rather than leave incompletely processed
relocations. */
- xexit(1);
+ xexit (1);
}
/* If this input section is part of a group of sections sharing one
return NULL;
stub_entry = arm_stub_hash_lookup (&htab->stub_hash_table,
- stub_name, FALSE, FALSE);
+ stub_name, false, false);
if (h != NULL)
h->stub_cache = stub_entry;
/* Whether veneers of type STUB_TYPE require to be in a dedicated output
section. */
-static bfd_boolean
+static bool
arm_dedicated_stub_output_section_required (enum elf32_arm_stub_type stub_type)
{
if (stub_type >= max_stub_type)
switch (stub_type)
{
case arm_stub_cmse_branch_thumb_only:
- return TRUE;
+ return true;
default:
- return FALSE;
+ return false;
}
abort (); /* Should be unreachable. */
{
asection *link_sec, *out_sec, **stub_sec_p;
const char *stub_sec_prefix;
- bfd_boolean dedicated_output_section =
+ bool dedicated_output_section =
arm_dedicated_stub_output_section_required (stub_type);
int align;
/* Enter this entry into the linker stub hash table. */
stub_entry = arm_stub_hash_lookup (&htab->stub_hash_table, stub_name,
- TRUE, FALSE);
+ true, false);
if (stub_entry == NULL)
{
if (section == NULL)
(reloc_howto_type *, bfd *, bfd *, asection *, bfd_byte *,
Elf_Internal_Rela *, bfd_vma, struct bfd_link_info *, asection *,
const char *, unsigned char, enum arm_st_branch_type,
- struct elf_link_hash_entry *, bfd_boolean *, char **);
+ struct elf_link_hash_entry *, bool *, char **);
static unsigned int
arm_stub_required_alignment (enum elf32_arm_stub_type stub_type)
/* Returns whether stubs of type STUB_TYPE take over the symbol they are
veneering (TRUE) or have their own symbol (FALSE). */
-static bfd_boolean
+static bool
arm_stub_sym_claimed (enum elf32_arm_stub_type stub_type)
{
if (stub_type >= max_stub_type)
switch (stub_type)
{
case arm_stub_cmse_branch_thumb_only:
- return TRUE;
+ return true;
default:
- return FALSE;
+ return false;
}
abort (); /* Should be unreachable. */
}
}
-static bfd_boolean
+static bool
arm_build_one_stub (struct bfd_hash_entry *gen_entry,
void * in_arg)
{
#define MAXRELOCS 3
- bfd_boolean removed_sg_veneer;
+ bool removed_sg_veneer;
struct elf32_arm_stub_hash_entry *stub_entry;
struct elf32_arm_link_hash_table *globals;
struct bfd_link_info *info;
section. The user should fix his linker script. */
if (stub_entry->target_section->output_section == NULL
&& info->non_contiguous_regions)
- info->callbacks->einfo (_("%F%P: Could not assign '%pA' to an output section. "
+ info->callbacks->einfo (_("%F%P: Could not assign `%pA' to an output section. "
"Retry without --enable-non-contiguous-regions.\n"),
stub_entry->target_section);
globals = elf32_arm_hash_table (info);
if (globals == NULL)
- return FALSE;
+ return false;
stub_sec = stub_entry->stub_sec;
if ((globals->fix_cortex_a8 < 0)
!= (arm_stub_required_alignment (stub_entry->stub_type) == 2))
/* We have to do less-strictly-aligned fixes last. */
- return TRUE;
+ return true;
/* Assign a slot at the end of section if none assigned yet. */
if (stub_entry->stub_offset == (bfd_vma) -1)
default:
BFD_FAIL ();
- return FALSE;
+ return false;
}
}
for (i = 0; i < nrelocs; i++)
{
Elf_Internal_Rela rel;
- bfd_boolean unresolved_reloc;
+ bool unresolved_reloc;
char *error_message;
bfd_vma points_to =
sym_value + template_sequence[stub_reloc_idx[i]].reloc_addend;
&error_message);
}
- return TRUE;
+ return true;
#undef MAXRELOCS
}
/* As above, but don't actually build the stub. Just bump offset so
we know stub section sizes. */
-static bfd_boolean
+static bool
arm_size_one_stub (struct bfd_hash_entry *gen_entry,
void *in_arg ATTRIBUTE_UNUSED)
{
/* Massage our args to the form they really have. */
stub_entry = (struct elf32_arm_stub_hash_entry *) gen_entry;
- BFD_ASSERT((stub_entry->stub_type > arm_stub_none)
- && stub_entry->stub_type < ARRAY_SIZE(stub_definitions));
+ BFD_ASSERT ((stub_entry->stub_type > arm_stub_none)
+ && stub_entry->stub_type < ARRAY_SIZE (stub_definitions));
size = find_stub_size_and_template (stub_entry->stub_type, &template_sequence,
&template_size);
/* Already accounted for. */
if (stub_entry->stub_offset != (bfd_vma) -1)
- return TRUE;
+ return true;
size = (size + 7) & ~7;
stub_entry->stub_sec->size += size;
- return TRUE;
+ return true;
}
/* External entry points for sizing and building linker stubs. */
if (htab == NULL)
return 0;
- if (! is_elf_hash_table (htab))
- return 0;
/* Count the number of input BFDs and find the top input section id. */
for (input_bfd = info->input_bfds, bfd_count = 0, top_id = 0;
static void
group_sections (struct elf32_arm_link_hash_table *htab,
bfd_size_type stub_group_size,
- bfd_boolean stubs_always_after_branch)
+ bool stubs_always_after_branch)
{
asection **list = htab->input_list;
NUM_A8_FIXES_P, A8_FIX_TABLE_SIZE_P. Returns true if an error occurs, false
otherwise. */
-static bfd_boolean
+static bool
cortex_a8_erratum_scan (bfd *input_bfd,
struct bfd_link_info *info,
struct a8_erratum_fix **a8_fixes_p,
struct a8_erratum_reloc *a8_relocs,
unsigned int num_a8_relocs,
unsigned prev_num_a8_fixes,
- bfd_boolean *stub_changed_p)
+ bool *stub_changed_p)
{
asection *section;
struct elf32_arm_link_hash_table *htab = elf32_arm_hash_table (info);
unsigned int a8_fix_table_size = *a8_fix_table_size_p;
if (htab == NULL)
- return FALSE;
+ return false;
for (section = input_bfd->sections;
section != NULL;
if (elf_section_data (section)->this_hdr.contents != NULL)
contents = elf_section_data (section)->this_hdr.contents;
else if (! bfd_malloc_and_get_section (input_bfd, section, &contents))
- return TRUE;
+ return true;
sec_data = elf32_arm_section_data (section);
? section->size : sec_data->map[span + 1].vma;
unsigned int i;
char span_type = sec_data->map[span].type;
- bfd_boolean last_was_32bit = FALSE, last_was_branch = FALSE;
+ bool last_was_32bit = false, last_was_branch = false;
if (span_type != 't')
continue;
for (i = span_start; i < span_end;)
{
unsigned int insn = bfd_getl16 (&contents[i]);
- bfd_boolean insn_32bit = FALSE, is_blx = FALSE, is_b = FALSE;
- bfd_boolean is_bl = FALSE, is_bcc = FALSE, is_32bit_branch;
+ bool insn_32bit = false, is_blx = false, is_b = false;
+ bool is_bl = false, is_bcc = false, is_32bit_branch;
if ((insn & 0xe000) == 0xe000 && (insn & 0x1800) != 0x0000)
- insn_32bit = TRUE;
+ insn_32bit = true;
if (insn_32bit)
{
&& ! last_was_branch)
{
bfd_signed_vma offset = 0;
- bfd_boolean force_target_arm = FALSE;
- bfd_boolean force_target_thumb = FALSE;
+ bool force_target_arm = false;
+ bool force_target_thumb = false;
bfd_vma target;
enum elf32_arm_stub_type stub_type = arm_stub_none;
struct a8_erratum_reloc key, *found;
- bfd_boolean use_plt = FALSE;
+ bool use_plt = false;
key.from = base_vma + i;
found = (struct a8_erratum_reloc *)
&error_message);
if (entry)
- found->non_a8_stub = TRUE;
+ found->non_a8_stub = true;
/* Keep a simpler condition, for the sake of clarity. */
if (htab->root.splt != NULL && found->hash != NULL
&& found->hash->root.plt.offset != (bfd_vma) -1)
- use_plt = TRUE;
+ use_plt = true;
if (found->r_type == R_ARM_THM_CALL)
{
if (found->branch_type == ST_BRANCH_TO_ARM
|| use_plt)
- force_target_arm = TRUE;
+ force_target_arm = true;
else
- force_target_thumb = TRUE;
+ force_target_thumb = true;
}
}
&& stub_type == arm_stub_a8_veneer_bl)
{
stub_type = arm_stub_a8_veneer_blx;
- is_blx = TRUE;
- is_bl = FALSE;
+ is_blx = true;
+ is_bl = false;
}
/* Conversely, if the original instruction was
BLX but the target is Thumb mode, use the BL
&& stub_type == arm_stub_a8_veneer_blx)
{
stub_type = arm_stub_a8_veneer_bl;
- is_blx = FALSE;
- is_bl = TRUE;
+ is_blx = false;
+ is_bl = true;
}
if (is_blx)
{
free (stub_name);
stub_name = NULL;
- *stub_changed_p = TRUE;
+ *stub_changed_p = true;
}
}
*num_a8_fixes_p = num_a8_fixes;
*a8_fix_table_size_p = a8_fix_table_size;
- return FALSE;
+ return false;
}
/* Create or update a stub entry depending on whether the stub can already be
Elf_Internal_Rela *irela, asection *sym_sec,
struct elf32_arm_link_hash_entry *hash, char *sym_name,
bfd_vma sym_value, enum arm_st_branch_type branch_type,
- bfd_boolean *new_stub)
+ bool *new_stub)
{
const asection *id_sec;
char *stub_name;
struct elf32_arm_stub_hash_entry *stub_entry;
unsigned int r_type;
- bfd_boolean sym_claimed = arm_stub_sym_claimed (stub_type);
+ bool sym_claimed = arm_stub_sym_claimed (stub_type);
BFD_ASSERT (stub_type != arm_stub_none);
- *new_stub = FALSE;
+ *new_stub = false;
if (sym_claimed)
stub_name = sym_name;
return NULL;
}
- stub_entry = arm_stub_hash_lookup (&htab->stub_hash_table, stub_name, FALSE,
- FALSE);
+ stub_entry = arm_stub_hash_lookup (&htab->stub_hash_table, stub_name, false,
+ false);
/* The proper stub has already been created, just update its value. */
if (stub_entry != NULL)
{
sprintf (stub_entry->output_name, STUB_ENTRY_NAME, sym_name);
}
- *new_stub = TRUE;
+ *new_stub = true;
return stub_entry;
}
The return value gives whether a stub failed to be allocated. */
-static bfd_boolean
+static bool
cmse_scan (bfd *input_bfd, struct elf32_arm_link_hash_table *htab,
obj_attribute *out_attr, struct elf_link_hash_entry **sym_hashes,
int *cmse_stub_created)
bfd_vma sym_value;
asection *section;
struct elf32_arm_stub_hash_entry *stub_entry;
- bfd_boolean is_v8m, new_stub, cmse_invalid, ret = TRUE;
+ bool is_v8m, new_stub, cmse_invalid, ret = true;
bed = get_elf_backend_data (input_bfd);
symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr;
symtab_hdr->sh_info, 0, NULL, NULL,
NULL);
if (symtab_hdr->sh_info && local_syms == NULL)
- return FALSE;
+ return false;
/* Scan symbols. */
for (i = 0; i < sym_count; i++)
{
- cmse_invalid = FALSE;
+ cmse_invalid = false;
if (i < ext_start)
{
sym_name = bfd_elf_string_from_elf_section (input_bfd,
symtab_hdr->sh_link,
cmse_sym->st_name);
- if (!sym_name || !CONST_STRNEQ (sym_name, CMSE_PREFIX))
+ if (!sym_name || !startswith (sym_name, CMSE_PREFIX))
continue;
/* Special symbol with local binding. */
- cmse_invalid = TRUE;
+ cmse_invalid = true;
}
else
{
cmse_hash = elf32_arm_hash_entry (sym_hashes[i - ext_start]);
+ if (cmse_hash == NULL)
+ continue;
+
sym_name = (char *) cmse_hash->root.root.root.string;
- if (!CONST_STRNEQ (sym_name, CMSE_PREFIX))
+ if (!startswith (sym_name, CMSE_PREFIX))
continue;
/* Special symbol has incorrect binding or type. */
if ((cmse_hash->root.root.type != bfd_link_hash_defined
&& cmse_hash->root.root.type != bfd_link_hash_defweak)
|| cmse_hash->root.type != STT_FUNC)
- cmse_invalid = TRUE;
+ cmse_invalid = true;
}
if (!is_v8m)
_bfd_error_handler (_("%pB: special symbol `%s' only allowed for "
"ARMv8-M architecture or later"),
input_bfd, sym_name);
- is_v8m = TRUE; /* Avoid multiple warning. */
- ret = FALSE;
+ is_v8m = true; /* Avoid multiple warning. */
+ ret = false;
}
if (cmse_invalid)
_bfd_error_handler (_("%pB: invalid special symbol `%s'; it must be"
" a global or weak function symbol"),
input_bfd, sym_name);
- ret = FALSE;
+ ret = false;
if (i < ext_start)
continue;
}
sym_name += strlen (CMSE_PREFIX);
hash = (struct elf32_arm_link_hash_entry *)
- elf_link_hash_lookup (&(htab)->root, sym_name, FALSE, FALSE, TRUE);
+ elf_link_hash_lookup (&(htab)->root, sym_name, false, false, true);
/* No associated normal symbol or it is neither global nor weak. */
if (!hash
else
_bfd_error_handler
(_("%pB: absent standard symbol `%s'"), input_bfd, sym_name);
- ret = FALSE;
+ ret = false;
if (!hash)
continue;
}
_bfd_error_handler
(_("%pB: `%s' and its special symbol are in different sections"),
input_bfd, sym_name);
- ret = FALSE;
+ ret = false;
}
if (cmse_hash->root.root.u.def.value != sym_value)
continue; /* Ignore: could be an entry function starting with SG. */
{
_bfd_error_handler
(_("%pB: entry function `%s' is empty"), input_bfd, sym_name);
- ret = FALSE;
+ ret = false;
}
if (!ret)
sym_value, branch_type, &new_stub);
if (stub_entry == NULL)
- ret = FALSE;
+ ret = false;
else
{
BFD_ASSERT (new_stub);
code entry function, ie can be called from non secure code without using a
veneer. */
-static bfd_boolean
+static bool
cmse_entry_fct_p (struct elf32_arm_link_hash_entry *hash)
{
bfd_byte contents[4];
/* Defined symbol of function type. */
if (hash->root.root.type != bfd_link_hash_defined
&& hash->root.root.type != bfd_link_hash_defweak)
- return FALSE;
+ return false;
if (hash->root.type != STT_FUNC)
- return FALSE;
+ return false;
/* Read first instruction. */
section = hash->root.root.u.def.section;
offset = hash->root.root.u.def.value - section->vma;
if (!bfd_get_section_contents (abfd, section, contents, offset,
sizeof (contents)))
- return FALSE;
+ return false;
first_insn = bfd_get_32 (abfd, contents);
secure gateway veneers (ie. the veneers was not in the input import library)
and there is no output import library (GEN_INFO->out_implib_bfd is NULL. */
-static bfd_boolean
+static bool
arm_list_new_cmse_stub (struct bfd_hash_entry *gen_entry, void *gen_info)
{
struct elf32_arm_stub_hash_entry *stub_entry;
info = (struct bfd_link_info *) gen_info;
if (info->out_implib_bfd)
- return TRUE;
+ return true;
if (stub_entry->stub_type != arm_stub_cmse_branch_thumb_only)
- return TRUE;
+ return true;
if (stub_entry->stub_offset == (bfd_vma) -1)
_bfd_error_handler (" %s", stub_entry->output_name);
- return TRUE;
+ return true;
}
/* Set offset of each secure gateway veneers so that its address remain
and this function and HTAB->new_cmse_stub_offset is set to the biggest
veneer observed set for new veneers to be layed out after. */
-static bfd_boolean
+static bool
set_cmse_veneer_addr_from_implib (struct bfd_link_info *info,
struct elf32_arm_link_hash_table *htab,
int *cmse_stub_created)
long i, symcount;
bfd *in_implib_bfd;
asection *stub_out_sec;
- bfd_boolean ret = TRUE;
+ bool ret = true;
Elf_Internal_Sym *intsym;
const char *out_sec_name;
bfd_size_type cmse_stub_size;
/* No input secure gateway import library. */
if (!htab->in_implib_bfd)
- return TRUE;
+ return true;
in_implib_bfd = htab->in_implib_bfd;
if (!htab->cmse_implib)
{
_bfd_error_handler (_("%pB: --in-implib only supported for Secure "
"Gateway import libraries"), in_implib_bfd);
- return FALSE;
+ return false;
}
/* Get symbol table size. */
symsize = bfd_get_symtab_upper_bound (in_implib_bfd);
if (symsize < 0)
- return FALSE;
+ return false;
/* Read in the input secure gateway import library's symbol table. */
sympp = (asymbol **) bfd_malloc (symsize);
if (sympp == NULL)
- return FALSE;
+ return false;
symcount = bfd_canonicalize_symtab (in_implib_bfd, sympp);
if (symcount < 0)
{
- ret = FALSE;
+ ret = false;
goto free_sym_buf;
}
"symbol should be absolute, global and "
"refer to Thumb functions"),
in_implib_bfd, sym_name);
- ret = FALSE;
+ ret = false;
continue;
}
veneer_value = bfd_asymbol_value (sym);
stub_offset = veneer_value - cmse_stub_sec_vma;
stub_entry = arm_stub_hash_lookup (&htab->stub_hash_table, sym_name,
- FALSE, FALSE);
+ false, false);
hash = (struct elf32_arm_link_hash_entry *)
- elf_link_hash_lookup (&(htab)->root, sym_name, FALSE, FALSE, TRUE);
+ elf_link_hash_lookup (&(htab)->root, sym_name, false, false, true);
/* Stub entry should have been created by cmse_scan or the symbol be of
a secure function callable from non secure code. */
if (!stub_entry && !hash)
{
- bfd_boolean new_stub;
+ bool new_stub;
_bfd_error_handler
(_("entry function `%s' disappeared from secure code"), sym_name);
hash = (struct elf32_arm_link_hash_entry *)
- elf_link_hash_lookup (&(htab)->root, sym_name, TRUE, TRUE, TRUE);
+ elf_link_hash_lookup (&(htab)->root, sym_name, true, true, true);
stub_entry
= elf32_arm_create_stub (htab, arm_stub_cmse_branch_thumb_only,
NULL, NULL, bfd_abs_section_ptr, hash,
sym_name, veneer_value,
ST_BRANCH_TO_THUMB, &new_stub);
if (stub_entry == NULL)
- ret = FALSE;
+ ret = false;
else
{
BFD_ASSERT (new_stub);
{
_bfd_error_handler (_("`%s' refers to a non entry function"),
sym_name);
- ret = FALSE;
+ ret = false;
}
continue;
}
{
_bfd_error_handler (_("%pB: incorrect size for symbol `%s'"),
in_implib_bfd, sym_name);
- ret = FALSE;
+ ret = false;
}
/* Previous veneer address is before current SG veneer section. */
if (stub_entry)
stub_entry->stub_offset = 0;
stub_offset = 0;
- ret = FALSE;
+ ret = false;
}
/* Complain if stub offset not a multiple of stub size. */
_bfd_error_handler
(_("offset of veneer for entry function `%s' not a multiple of "
"its size"), sym_name);
- ret = FALSE;
+ ret = false;
}
if (!ret)
_bfd_error_handler
(_("start address of `%s' is different from previous link"),
out_sec_name);
- ret = FALSE;
+ ret = false;
}
free_sym_buf:
PC-relative calls to a target that is unreachable with a "bl"
instruction. */
-bfd_boolean
+bool
elf32_arm_size_stubs (bfd *output_bfd,
bfd *stub_bfd,
struct bfd_link_info *info,
unsigned int),
void (*layout_sections_again) (void))
{
- bfd_boolean ret = TRUE;
+ bool ret = true;
obj_attribute *out_attr;
int cmse_stub_created = 0;
bfd_size_type stub_group_size;
- bfd_boolean m_profile, stubs_always_after_branch, first_veneer_scan = TRUE;
+ bool m_profile, stubs_always_after_branch, first_veneer_scan = true;
struct elf32_arm_link_hash_table *htab = elf32_arm_hash_table (info);
struct a8_erratum_fix *a8_fixes = NULL;
unsigned int num_a8_fixes = 0, a8_fix_table_size = 10;
unsigned int num_a8_relocs = 0, a8_reloc_table_size = 10, i;
if (htab == NULL)
- return FALSE;
+ return false;
if (htab->fix_cortex_a8)
{
unsigned int bfd_indx;
asection *stub_sec;
enum elf32_arm_stub_type stub_type;
- bfd_boolean stub_changed = FALSE;
+ bool stub_changed = false;
unsigned prev_num_a8_fixes = num_a8_fixes;
num_a8_fixes = 0;
goto error_ret_free_local;
if (cmse_stub_created != 0)
- stub_changed = TRUE;
+ stub_changed = true;
}
/* Walk over each section attached to the input bfd. */
const char *sym_name;
unsigned char st_type;
enum arm_st_branch_type branch_type;
- bfd_boolean created_stub = FALSE;
+ bool created_stub = false;
r_type = ELF32_R_TYPE (irela->r_info);
r_indx = ELF32_R_SYM (irela->r_info);
error_ret_free_local:
if (symtab_hdr->contents != (unsigned char *) local_syms)
free (local_syms);
- return FALSE;
+ return false;
}
hash = NULL;
&& (r_type != (unsigned int) R_ARM_PLT32)
&& !((r_type == (unsigned int) R_ARM_TLS_CALL
|| r_type == (unsigned int) R_ARM_THM_TLS_CALL)
- && r_type == elf32_arm_tls_transition
- (info, r_type, &hash->root)
+ && r_type == (elf32_arm_tls_transition
+ (info, r_type,
+ (struct elf_link_hash_entry *) hash))
&& ((hash ? hash->tls_type
: (elf32_arm_local_got_tls_type
(input_bfd)[r_indx]))
do
{
- bfd_boolean new_stub;
+ bool new_stub;
struct elf32_arm_stub_hash_entry *stub_entry;
/* Determine what (if any) linker stub is needed. */
else if (!new_stub)
break;
else
- stub_changed = TRUE;
+ stub_changed = true;
}
while (0);
if (first_veneer_scan
&& !set_cmse_veneer_addr_from_implib (info, htab,
&cmse_stub_created))
- ret = FALSE;
+ ret = false;
if (prev_num_a8_fixes != num_a8_fixes)
- stub_changed = TRUE;
+ stub_changed = true;
if (!stub_changed)
break;
a8_fixes[i].section, htab, a8_fixes[i].stub_type);
if (stub_sec == NULL)
- return FALSE;
+ return false;
stub_sec->size
+= find_stub_size_and_template (a8_fixes[i].stub_type, NULL,
/* Ask the linker to do its stuff. */
(*htab->layout_sections_again) ();
- first_veneer_scan = FALSE;
+ first_veneer_scan = false;
}
/* Add stubs for Cortex-A8 erratum fixes now. */
int template_size, size = 0;
stub_entry = arm_stub_hash_lookup (&htab->stub_hash_table, stub_name,
- TRUE, FALSE);
+ true, false);
if (stub_entry == NULL)
{
_bfd_error_handler (_("%pB: cannot create stub entry %s"),
section->owner, stub_name);
- return FALSE;
+ return false;
}
stub_entry->stub_sec = stub_sec;
functions here. This function is called via arm_elf_finish in the
linker. */
-bfd_boolean
+bool
elf32_arm_build_stubs (struct bfd_link_info *info)
{
asection *stub_sec;
htab = elf32_arm_hash_table (info);
if (htab == NULL)
- return FALSE;
+ return false;
for (stub_sec = htab->stub_bfd->sections;
stub_sec != NULL;
size = stub_sec->size;
stub_sec->contents = (unsigned char *) bfd_zalloc (htab->stub_bfd, size);
if (stub_sec->contents == NULL && size != 0)
- return FALSE;
+ return false;
stub_sec->size = 0;
}
bfd_hash_traverse (table, arm_build_one_stub, info);
}
- return TRUE;
+ return true;
}
/* Locate the Thumb encoded calling stub for NAME. */
sprintf (tmp_name, THUMB2ARM_GLUE_ENTRY_NAME, name);
hash = elf_link_hash_lookup
- (&(hash_table)->root, tmp_name, FALSE, FALSE, TRUE);
+ (&(hash_table)->root, tmp_name, false, false, true);
- if (hash == NULL
- && asprintf (error_message, _("unable to find %s glue '%s' for '%s'"),
- "Thumb", tmp_name, name) == -1)
- *error_message = (char *) bfd_errmsg (bfd_error_system_call);
+ if (hash == NULL)
+ {
+ *error_message = bfd_asprintf (_("unable to find %s glue '%s' for '%s'"),
+ "Thumb", tmp_name, name);
+ if (*error_message == NULL)
+ *error_message = (char *) bfd_errmsg (bfd_error_system_call);
+ }
free (tmp_name);
sprintf (tmp_name, ARM2THUMB_GLUE_ENTRY_NAME, name);
myh = elf_link_hash_lookup
- (&(hash_table)->root, tmp_name, FALSE, FALSE, TRUE);
-
- if (myh == NULL
- && asprintf (error_message, _("unable to find %s glue '%s' for '%s'"),
- "ARM", tmp_name, name) == -1)
- *error_message = (char *) bfd_errmsg (bfd_error_system_call);
+ (&(hash_table)->root, tmp_name, false, false, true);
+ if (myh == NULL)
+ {
+ *error_message = bfd_asprintf (_("unable to find %s glue '%s' for '%s'"),
+ "ARM", tmp_name, name);
+ if (*error_message == NULL)
+ *error_message = (char *) bfd_errmsg (bfd_error_system_call);
+ }
free (tmp_name);
return myh;
s->contents = contents;
}
-bfd_boolean
+bool
bfd_elf32_arm_allocate_interworking_sections (struct bfd_link_info * info)
{
struct elf32_arm_link_hash_table * globals;
globals->bx_glue_size,
ARM_BX_GLUE_SECTION_NAME);
- return TRUE;
+ return true;
}
/* Allocate space and symbols for calling a Thumb function from Arm mode.
sprintf (tmp_name, ARM2THUMB_GLUE_ENTRY_NAME, name);
myh = elf_link_hash_lookup
- (&(globals)->root, tmp_name, FALSE, FALSE, TRUE);
+ (&(globals)->root, tmp_name, false, false, true);
if (myh != NULL)
{
val = globals->arm_glue_size + 1;
_bfd_generic_link_add_one_symbol (link_info, globals->bfd_of_glue_owner,
tmp_name, BSF_GLOBAL, s, val,
- NULL, TRUE, FALSE, &bh);
+ NULL, true, false, &bh);
myh = (struct elf_link_hash_entry *) bh;
myh->type = ELF_ST_INFO (STB_LOCAL, STT_FUNC);
sprintf (tmp_name, ARM_BX_GLUE_ENTRY_NAME, reg);
myh = elf_link_hash_lookup
- (&(globals)->root, tmp_name, FALSE, FALSE, FALSE);
+ (&(globals)->root, tmp_name, false, false, false);
BFD_ASSERT (myh == NULL);
val = globals->bx_glue_size;
_bfd_generic_link_add_one_symbol (link_info, globals->bfd_of_glue_owner,
tmp_name, BSF_FUNCTION | BSF_LOCAL, s, val,
- NULL, TRUE, FALSE, &bh);
+ NULL, true, false, &bh);
myh = (struct elf_link_hash_entry *) bh;
myh->type = ELF_ST_INFO (STB_LOCAL, STT_FUNC);
hash_table->num_vfp11_fixes);
myh = elf_link_hash_lookup
- (&(hash_table)->root, tmp_name, FALSE, FALSE, FALSE);
+ (&(hash_table)->root, tmp_name, false, false, false);
BFD_ASSERT (myh == NULL);
val = hash_table->vfp11_erratum_glue_size;
_bfd_generic_link_add_one_symbol (link_info, hash_table->bfd_of_glue_owner,
tmp_name, BSF_FUNCTION | BSF_LOCAL, s, val,
- NULL, TRUE, FALSE, &bh);
+ NULL, true, false, &bh);
myh = (struct elf_link_hash_entry *) bh;
myh->type = ELF_ST_INFO (STB_LOCAL, STT_FUNC);
hash_table->num_vfp11_fixes);
myh = elf_link_hash_lookup
- (&(hash_table)->root, tmp_name, FALSE, FALSE, FALSE);
+ (&(hash_table)->root, tmp_name, false, false, false);
if (myh != NULL)
abort ();
bh = NULL;
val = offset + 4;
_bfd_generic_link_add_one_symbol (link_info, branch_bfd, tmp_name, BSF_LOCAL,
- branch_sec, val, NULL, TRUE, FALSE, &bh);
+ branch_sec, val, NULL, true, false, &bh);
myh = (struct elf_link_hash_entry *) bh;
myh->type = ELF_ST_INFO (STB_LOCAL, STT_FUNC);
_bfd_generic_link_add_one_symbol (link_info,
hash_table->bfd_of_glue_owner, "$a",
BSF_LOCAL, s, 0, NULL,
- TRUE, FALSE, &bh);
+ true, false, &bh);
myh = (struct elf_link_hash_entry *) bh;
myh->type = ELF_ST_INFO (STB_LOCAL, STT_NOTYPE);
hash_table->num_stm32l4xx_fixes);
myh = elf_link_hash_lookup
- (&(hash_table)->root, tmp_name, FALSE, FALSE, FALSE);
+ (&(hash_table)->root, tmp_name, false, false, false);
BFD_ASSERT (myh == NULL);
val = hash_table->stm32l4xx_erratum_glue_size;
_bfd_generic_link_add_one_symbol (link_info, hash_table->bfd_of_glue_owner,
tmp_name, BSF_FUNCTION | BSF_LOCAL, s, val,
- NULL, TRUE, FALSE, &bh);
+ NULL, true, false, &bh);
myh = (struct elf_link_hash_entry *) bh;
myh->type = ELF_ST_INFO (STB_LOCAL, STT_FUNC);
hash_table->num_stm32l4xx_fixes);
myh = elf_link_hash_lookup
- (&(hash_table)->root, tmp_name, FALSE, FALSE, FALSE);
+ (&(hash_table)->root, tmp_name, false, false, false);
if (myh != NULL)
abort ();
bh = NULL;
val = offset + 4;
_bfd_generic_link_add_one_symbol (link_info, branch_bfd, tmp_name, BSF_LOCAL,
- branch_sec, val, NULL, TRUE, FALSE, &bh);
+ branch_sec, val, NULL, true, false, &bh);
myh = (struct elf_link_hash_entry *) bh;
myh->type = ELF_ST_INFO (STB_LOCAL, STT_FUNC);
_bfd_generic_link_add_one_symbol (link_info,
hash_table->bfd_of_glue_owner, "$t",
BSF_LOCAL, s, 0, NULL,
- TRUE, FALSE, &bh);
+ true, false, &bh);
myh = (struct elf_link_hash_entry *) bh;
myh->type = ELF_ST_INFO (STB_LOCAL, STT_NOTYPE);
/* Create a fake section for use by the ARM backend of the linker. */
-static bfd_boolean
+static bool
arm_make_glue_section (bfd * abfd, const char * name)
{
asection * sec;
sec = bfd_get_linker_section (abfd, name);
if (sec != NULL)
/* Already made. */
- return TRUE;
+ return true;
sec = bfd_make_section_anyway_with_flags (abfd, name, ARM_GLUE_SECTION_FLAGS);
if (sec == NULL
|| !bfd_set_section_alignment (sec, 2))
- return FALSE;
+ return false;
/* Set the gc mark to prevent the section from being removed by garbage
collection, despite the fact that no relocs refer to this section. */
sec->gc_mark = 1;
- return TRUE;
+ return true;
}
/* Set size of .plt entries. This function is called from the
void
bfd_elf32_arm_use_long_plt (void)
{
- elf32_arm_use_long_plt_entry = TRUE;
+ elf32_arm_use_long_plt_entry = true;
}
/* Add the glue sections to ABFD. This function is called from the
linker scripts in ld/emultempl/{armelf}.em. */
-bfd_boolean
+bool
bfd_elf32_arm_add_glue_sections_to_bfd (bfd *abfd,
struct bfd_link_info *info)
{
struct elf32_arm_link_hash_table *globals = elf32_arm_hash_table (info);
- bfd_boolean dostm32l4xx = globals
+ bool dostm32l4xx = globals
&& globals->stm32l4xx_fix != BFD_ARM_STM32L4XX_FIX_NONE;
- bfd_boolean addglue;
+ bool addglue;
/* If we are only performing a partial
link do not bother adding the glue. */
if (bfd_link_relocatable (info))
- return TRUE;
+ return true;
addglue = arm_make_glue_section (abfd, ARM2THUMB_GLUE_SECTION_NAME)
&& arm_make_glue_section (abfd, THUMB2ARM_GLUE_SECTION_NAME)
This function is called from the linker scripts in ld/emultempl/
{armelf/pe}.em. */
-bfd_boolean
+bool
bfd_elf32_arm_get_bfd_for_interworking (bfd *abfd, struct bfd_link_info *info)
{
struct elf32_arm_link_hash_table *globals;
/* If we are only performing a partial link
do not bother getting a bfd to hold the glue. */
if (bfd_link_relocatable (info))
- return TRUE;
+ return true;
/* Make sure we don't attach the glue sections to a dynamic object. */
BFD_ASSERT (!(abfd->flags & DYNAMIC));
BFD_ASSERT (globals != NULL);
if (globals->bfd_of_glue_owner != NULL)
- return TRUE;
+ return true;
/* Save the bfd for later use. */
globals->bfd_of_glue_owner = abfd;
- return TRUE;
+ return true;
}
static void
}
}
-bfd_boolean
+bool
bfd_elf32_arm_process_before_allocation (bfd *abfd,
struct bfd_link_info *link_info)
{
/* If we are only performing a partial link do not bother
to construct any glue. */
if (bfd_link_relocatable (link_info))
- return TRUE;
+ return true;
/* Here we have a bfd that is to be included on the link. We have a
hook to do reloc rummaging, before section sizes are nailed down. */
{
_bfd_error_handler (_("%pB: BE8 images only valid in big-endian mode"),
abfd);
- return FALSE;
+ return false;
}
/* PR 5398: If we have not decided to include any loadable sections in
the output then we will not have a glue owner bfd. This is OK, it
just means that there is nothing else for us to do here. */
if (globals->bfd_of_glue_owner == NULL)
- return TRUE;
+ return true;
/* Rummage around all the relocs and map the glue vectors. */
sec = abfd->sections;
if (sec == NULL)
- return TRUE;
+ return true;
for (; sec != NULL; sec = sec->next)
{
if (sec->reloc_count == 0)
continue;
- if ((sec->flags & SEC_EXCLUDE) != 0)
+ if ((sec->flags & SEC_EXCLUDE) != 0
+ || (sec->flags & SEC_HAS_CONTENTS) == 0)
continue;
symtab_hdr = & elf_symtab_hdr (abfd);
/* Load the relocs. */
internal_relocs
- = _bfd_elf_link_read_relocs (abfd, sec, NULL, NULL, FALSE);
+ = _bfd_elf_link_read_relocs (abfd, sec, NULL, NULL, false);
if (internal_relocs == NULL)
goto error_return;
internal_relocs = NULL;
}
- return TRUE;
+ return true;
error_return:
if (elf_section_data (sec)->this_hdr.contents != contents)
if (elf_section_data (sec)->relocs != internal_relocs)
free (internal_relocs);
- return FALSE;
+ return false;
}
#endif
encounter VFP3 instructions, so we allow the full range for DP registers. */
static unsigned int
-bfd_arm_vfp11_regno (unsigned int insn, bfd_boolean is_double, unsigned int rx,
+bfd_arm_vfp11_regno (unsigned int insn, bool is_double, unsigned int rx,
unsigned int x)
{
if (is_double)
/* Return TRUE if WMASK overwrites anything in REGS. */
-static bfd_boolean
+static bool
bfd_arm_vfp11_antidependency (unsigned int wmask, int *regs, int numregs)
{
int i;
unsigned int reg = regs[i];
if (reg < 32 && (wmask & (1 << reg)) != 0)
- return TRUE;
+ return true;
reg -= 32;
continue;
if ((wmask & (3 << (reg * 2))) != 0)
- return TRUE;
+ return true;
}
- return FALSE;
+ return false;
}
/* In this function, we're interested in two things: finding input registers
int *numregs)
{
enum bfd_arm_vfp11_pipe vpipe = VFP11_BAD;
- bfd_boolean is_double = ((insn & 0xf00) == 0xb00) ? 1 : 0;
+ bool is_double = ((insn & 0xf00) == 0xb00) ? 1 : 0;
if ((insn & 0x0f000e10) == 0x0e000a00) /* A data-processing insn. */
{
(available from ARM) for details of the erratum. A short version is
described in ld.texinfo. */
-bfd_boolean
+bool
bfd_elf32_arm_vfp11_erratum_scan (bfd *abfd, struct bfd_link_info *link_info)
{
asection *sec;
int use_vector = (globals->vfp11_fix == BFD_ARM_VFP11_FIX_VECTOR);
if (globals == NULL)
- return FALSE;
+ return false;
/* We use a simple FSM to match troublesome VFP11 instruction sequences.
The states transition as follows:
/* If we are only performing a partial link do not bother
to construct any glue. */
if (bfd_link_relocatable (link_info))
- return TRUE;
+ return true;
/* Skip if this bfd does not correspond to an ELF image. */
if (! is_arm_elf (abfd))
- return TRUE;
+ return true;
/* We should have chosen a fix type by the time we get here. */
BFD_ASSERT (globals->vfp11_fix != BFD_ARM_VFP11_FIX_DEFAULT);
if (globals->vfp11_fix == BFD_ARM_VFP11_FIX_NONE)
- return TRUE;
+ return true;
/* Skip this BFD if it corresponds to an executable or dynamic object. */
if ((abfd->flags & (EXEC_P | DYNAMIC)) != 0)
- return TRUE;
+ return true;
for (sec = abfd->sections; sec != NULL; sec = sec->next)
{
contents = NULL;
}
- return TRUE;
+ return true;
error_return:
if (elf_section_data (sec)->this_hdr.contents != contents)
free (contents);
- return FALSE;
+ return false;
}
/* Find virtual-memory addresses for VFP11 erratum veneers and return locations
errnode->u.b.veneer->u.v.id);
myh = elf_link_hash_lookup
- (&(globals)->root, tmp_name, FALSE, FALSE, TRUE);
+ (&(globals)->root, tmp_name, false, false, true);
if (myh == NULL)
_bfd_error_handler (_("%pB: unable to find %s veneer `%s'"),
errnode->u.v.id);
myh = elf_link_hash_lookup
- (&(globals)->root, tmp_name, FALSE, FALSE, TRUE);
+ (&(globals)->root, tmp_name, false, false, true);
if (myh == NULL)
_bfd_error_handler (_("%pB: unable to find %s veneer `%s'"),
errnode->u.b.veneer->u.v.id);
myh = elf_link_hash_lookup
- (&(globals)->root, tmp_name, FALSE, FALSE, TRUE);
+ (&(globals)->root, tmp_name, false, false, true);
if (myh == NULL)
_bfd_error_handler (_("%pB: unable to find %s veneer `%s'"),
errnode->u.v.id);
myh = elf_link_hash_lookup
- (&(globals)->root, tmp_name, FALSE, FALSE, TRUE);
+ (&(globals)->root, tmp_name, false, false, true);
if (myh == NULL)
_bfd_error_handler (_("%pB: unable to find %s veneer `%s'"),
free (tmp_name);
}
-static inline bfd_boolean
+static inline bool
is_thumb2_ldmia (const insn32 insn)
{
/* Encoding T2: LDM<c>.W <Rn>{!},<registers>
return (insn & 0xffd02000) == 0xe8900000;
}
-static inline bfd_boolean
+static inline bool
is_thumb2_ldmdb (const insn32 insn)
{
/* Encoding T1: LDMDB<c> <Rn>{!},<registers>
return (insn & 0xffd02000) == 0xe9100000;
}
-static inline bfd_boolean
+static inline bool
is_thumb2_vldm (const insn32 insn)
{
/* A6.5 Extension register load or store instruction
. replaces only if > 8-word accesses
. or (testing purposes only) replaces all accesses. */
-static bfd_boolean
+static bool
stm32l4xx_need_create_replacing_stub (const insn32 insn,
bfd_arm_stm32l4xx_fix stm32l4xx_fix)
{
/* DEFAULT mode accounts for the real bug condition situation,
ALL mode inserts stubs for each LDM/VLDM instruction (testing). */
- return
- (stm32l4xx_fix == BFD_ARM_STM32L4XX_FIX_DEFAULT) ? nb_words > 8 :
- (stm32l4xx_fix == BFD_ARM_STM32L4XX_FIX_ALL) ? TRUE : FALSE;
+ return (stm32l4xx_fix == BFD_ARM_STM32L4XX_FIX_DEFAULT
+ ? nb_words > 8
+ : stm32l4xx_fix == BFD_ARM_STM32L4XX_FIX_ALL);
}
/* Look for potentially-troublesome code sequences which might trigger
the STM STM32L4XX erratum. */
-bfd_boolean
+bool
bfd_elf32_arm_stm32l4xx_erratum_scan (bfd *abfd,
struct bfd_link_info *link_info)
{
struct elf32_arm_link_hash_table *globals = elf32_arm_hash_table (link_info);
if (globals == NULL)
- return FALSE;
+ return false;
/* If we are only performing a partial link do not bother
to construct any glue. */
if (bfd_link_relocatable (link_info))
- return TRUE;
+ return true;
/* Skip if this bfd does not correspond to an ELF image. */
if (! is_arm_elf (abfd))
- return TRUE;
+ return true;
if (globals->stm32l4xx_fix == BFD_ARM_STM32L4XX_FIX_NONE)
- return TRUE;
+ return true;
/* Skip this BFD if it corresponds to an executable or dynamic object. */
if ((abfd->flags & (EXEC_P | DYNAMIC)) != 0)
- return TRUE;
+ return true;
for (sec = abfd->sections; sec != NULL; sec = sec->next)
{
for (i = span_start; i < span_end;)
{
unsigned int insn = bfd_get_16 (abfd, &contents[i]);
- bfd_boolean insn_32bit = FALSE;
- bfd_boolean is_ldm = FALSE;
- bfd_boolean is_vldm = FALSE;
- bfd_boolean is_not_last_in_it_block = FALSE;
+ bool insn_32bit = false;
+ bool is_ldm = false;
+ bool is_vldm = false;
+ bool is_not_last_in_it_block = false;
/* The first 16-bits of all 32-bit thumb2 instructions start
with opcode[15..13]=0b111 and the encoded op1 can be anything
except opcode[12..11]!=0b00.
See 32-bit Thumb instruction encoding. */
if ((insn & 0xe000) == 0xe000 && (insn & 0x1800) != 0x0000)
- insn_32bit = TRUE;
+ insn_32bit = true;
/* Compute the predicate that tells if the instruction
is concerned by the IT block
There can be no nested IT blocks so an IT block
is naturally a new one for which it is worth
computing its size. */
- bfd_boolean is_newitblock = ((insn & 0xff00) == 0xbf00)
+ bool is_newitblock = ((insn & 0xff00) == 0xbf00)
&& ((insn & 0x000f) != 0x0000);
/* If we have a new IT block we compute its size. */
if (is_newitblock)
contents = NULL;
}
- return TRUE;
+ return true;
error_return:
if (elf_section_data (sec)->this_hdr.contents != contents)
free (contents);
- return FALSE;
+ return false;
}
/* Set target relocation values needed during linking. */
myh = find_thumb_glue (info, name, error_message);
if (myh == NULL)
- return FALSE;
+ return false;
globals = elf32_arm_hash_table (info);
BFD_ASSERT (globals != NULL);
" first occurrence: %pB: %s call to %s"),
sym_sec->owner, name, input_bfd, "Thumb", "ARM");
- return FALSE;
+ return false;
}
--my_offset;
insert_thumb_branch (input_bfd, ret_offset, hit_data - input_section->vma);
- return TRUE;
+ return true;
}
/* Populate an Arm to Thumb stub. Returns the stub symbol. */
myh = elf32_arm_create_thumb_stub (info, name, input_bfd, output_bfd,
sym_sec, val, s, error_message);
if (!myh)
- return FALSE;
+ return false;
my_offset = myh->root.u.def.value;
tmp = bfd_get_32 (input_bfd, hit_data);
bfd_put_32 (output_bfd, (bfd_vma) tmp, hit_data - input_section->vma);
- return TRUE;
+ return true;
}
/* Populate Arm stub for an exported Thumb function. */
-static bfd_boolean
+static bool
elf32_arm_to_thumb_export_stub (struct elf_link_hash_entry *h, void * inf)
{
struct bfd_link_info * info = (struct bfd_link_info *) inf;
eh = elf32_arm_hash_entry (h);
/* Allocate stubs for exported Thumb functions on v4t. */
if (eh->export_glue == NULL)
- return TRUE;
+ return true;
globals = elf32_arm_hash_table (info);
BFD_ASSERT (globals != NULL);
globals->obfd, sec, val, s,
&error_message);
BFD_ASSERT (myh);
- return TRUE;
+ return true;
}
/* Populate ARMv4 BX veneers. Returns the absolute adress of the veneer. */
static void
elf32_arm_allocate_plt_entry (struct bfd_link_info *info,
- bfd_boolean is_iplt_entry,
+ bool is_iplt_entry,
union gotplt_union *root_plt,
struct arm_plt_info *arm_plt)
{
root_plt->offset = splt->size;
splt->size += htab->plt_entry_size;
- if (htab->root.target_os != is_symbian)
- {
- /* We also need to make an entry in the .got.plt section, which
- will be placed in the .got section by the linker script. */
- if (is_iplt_entry)
- arm_plt->got_offset = sgotplt->size;
- else
- arm_plt->got_offset = sgotplt->size - 8 * htab->num_tls_desc;
- if (htab->fdpic_p)
- /* Function descriptor takes 64 bits in GOT. */
- sgotplt->size += 8;
- else
- sgotplt->size += 4;
- }
+ /* We also need to make an entry in the .got.plt section, which
+ will be placed in the .got section by the linker script. */
+ if (is_iplt_entry)
+ arm_plt->got_offset = sgotplt->size;
+ else
+ arm_plt->got_offset = sgotplt->size - 8 * htab->num_tls_desc;
+ if (htab->fdpic_p)
+ /* Function descriptor takes 64 bits in GOT. */
+ sgotplt->size += 8;
+ else
+ sgotplt->size += 4;
}
static bfd_vma
Returns FALSE if there was a problem. */
-static bfd_boolean
+static bool
elf32_arm_populate_plt_entry (bfd *output_bfd, struct bfd_link_info *info,
union gotplt_union *root_plt,
struct arm_plt_info *arm_plt,
bfd_byte *loc;
bfd_vma plt_index;
Elf_Internal_Rela rel;
- bfd_vma plt_header_size;
bfd_vma got_header_size;
htab = elf32_arm_hash_table (info);
/* There are no reserved entries in .igot.plt, and no special
first entry in .iplt. */
got_header_size = 0;
- plt_header_size = 0;
}
else
{
srel = htab->root.srelplt;
got_header_size = get_elf_backend_data (output_bfd)->got_header_size;
- plt_header_size = htab->plt_header_size;
}
BFD_ASSERT (splt != NULL && srel != NULL);
- /* Fill in the entry in the procedure linkage table. */
- if (htab->root.target_os == is_symbian)
+ bfd_vma got_offset, got_address, plt_address;
+ bfd_vma got_displacement, initial_got_entry;
+ bfd_byte * ptr;
+
+ BFD_ASSERT (sgot != NULL);
+
+ /* Get the offset into the .(i)got.plt table of the entry that
+ corresponds to this function. */
+ got_offset = (arm_plt->got_offset & -2);
+
+ /* Get the index in the procedure linkage table which
+ corresponds to this symbol. This is the index of this symbol
+ in all the symbols for which we are making plt entries.
+ After the reserved .got.plt entries, all symbols appear in
+ the same order as in .plt. */
+ if (htab->fdpic_p)
+ /* Function descriptor takes 8 bytes. */
+ plt_index = (got_offset - got_header_size) / 8;
+ else
+ plt_index = (got_offset - got_header_size) / 4;
+
+ /* Calculate the address of the GOT entry. */
+ got_address = (sgot->output_section->vma
+ + sgot->output_offset
+ + got_offset);
+
+ /* ...and the address of the PLT entry. */
+ plt_address = (splt->output_section->vma
+ + splt->output_offset
+ + root_plt->offset);
+
+ ptr = splt->contents + root_plt->offset;
+ if (htab->root.target_os == is_vxworks && bfd_link_pic (info))
{
- BFD_ASSERT (dynindx >= 0);
- put_arm_insn (htab, output_bfd,
- elf32_arm_symbian_plt_entry[0],
- splt->contents + root_plt->offset);
- bfd_put_32 (output_bfd,
- elf32_arm_symbian_plt_entry[1],
- splt->contents + root_plt->offset + 4);
-
- /* Fill in the entry in the .rel.plt section. */
- rel.r_offset = (splt->output_section->vma
- + splt->output_offset
- + root_plt->offset + 4);
- rel.r_info = ELF32_R_INFO (dynindx, R_ARM_GLOB_DAT);
-
- /* Get the index in the procedure linkage table which
- corresponds to this symbol. This is the index of this symbol
- in all the symbols for which we are making plt entries. The
- first entry in the procedure linkage table is reserved. */
- plt_index = ((root_plt->offset - plt_header_size)
- / htab->plt_entry_size);
+ unsigned int i;
+ bfd_vma val;
+
+ for (i = 0; i != htab->plt_entry_size / 4; i++, ptr += 4)
+ {
+ val = elf32_arm_vxworks_shared_plt_entry[i];
+ if (i == 2)
+ val |= got_address - sgot->output_section->vma;
+ if (i == 5)
+ val |= plt_index * RELOC_SIZE (htab);
+ if (i == 2 || i == 5)
+ bfd_put_32 (output_bfd, val, ptr);
+ else
+ put_arm_insn (htab, output_bfd, val, ptr);
+ }
}
- else
+ else if (htab->root.target_os == is_vxworks)
{
- bfd_vma got_offset, got_address, plt_address;
- bfd_vma got_displacement, initial_got_entry;
- bfd_byte * ptr;
+ unsigned int i;
+ bfd_vma val;
- BFD_ASSERT (sgot != NULL);
+ for (i = 0; i != htab->plt_entry_size / 4; i++, ptr += 4)
+ {
+ val = elf32_arm_vxworks_exec_plt_entry[i];
+ if (i == 2)
+ val |= got_address;
+ if (i == 4)
+ val |= 0xffffff & -((root_plt->offset + i * 4 + 8) >> 2);
+ if (i == 5)
+ val |= plt_index * RELOC_SIZE (htab);
+ if (i == 2 || i == 5)
+ bfd_put_32 (output_bfd, val, ptr);
+ else
+ put_arm_insn (htab, output_bfd, val, ptr);
+ }
- /* Get the offset into the .(i)got.plt table of the entry that
- corresponds to this function. */
- got_offset = (arm_plt->got_offset & -2);
+ loc = (htab->srelplt2->contents
+ + (plt_index * 2 + 1) * RELOC_SIZE (htab));
- /* Get the index in the procedure linkage table which
- corresponds to this symbol. This is the index of this symbol
- in all the symbols for which we are making plt entries.
- After the reserved .got.plt entries, all symbols appear in
- the same order as in .plt. */
- if (htab->fdpic_p)
- /* Function descriptor takes 8 bytes. */
- plt_index = (got_offset - got_header_size) / 8;
- else
- plt_index = (got_offset - got_header_size) / 4;
+ /* Create the .rela.plt.unloaded R_ARM_ABS32 relocation
+ referencing the GOT for this PLT entry. */
+ rel.r_offset = plt_address + 8;
+ rel.r_info = ELF32_R_INFO (htab->root.hgot->indx, R_ARM_ABS32);
+ rel.r_addend = got_offset;
+ SWAP_RELOC_OUT (htab) (output_bfd, &rel, loc);
+ loc += RELOC_SIZE (htab);
- /* Calculate the address of the GOT entry. */
- got_address = (sgot->output_section->vma
- + sgot->output_offset
- + got_offset);
+ /* Create the R_ARM_ABS32 relocation referencing the
+ beginning of the PLT for this GOT entry. */
+ rel.r_offset = got_address;
+ rel.r_info = ELF32_R_INFO (htab->root.hplt->indx, R_ARM_ABS32);
+ rel.r_addend = 0;
+ SWAP_RELOC_OUT (htab) (output_bfd, &rel, loc);
+ }
+ else if (htab->root.target_os == is_nacl)
+ {
+ /* Calculate the displacement between the PLT slot and the
+ common tail that's part of the special initial PLT slot. */
+ int32_t tail_displacement
+ = ((splt->output_section->vma + splt->output_offset
+ + ARM_NACL_PLT_TAIL_OFFSET)
+ - (plt_address + htab->plt_entry_size + 4));
+ BFD_ASSERT ((tail_displacement & 3) == 0);
+ tail_displacement >>= 2;
- /* ...and the address of the PLT entry. */
- plt_address = (splt->output_section->vma
- + splt->output_offset
- + root_plt->offset);
+ BFD_ASSERT ((tail_displacement & 0xff000000) == 0
+ || (-tail_displacement & 0xff000000) == 0);
- ptr = splt->contents + root_plt->offset;
- if (htab->root.target_os == is_vxworks && bfd_link_pic (info))
- {
- unsigned int i;
- bfd_vma val;
+ /* Calculate the displacement between the PLT slot and the entry
+ in the GOT. The offset accounts for the value produced by
+ adding to pc in the penultimate instruction of the PLT stub. */
+ got_displacement = (got_address
+ - (plt_address + htab->plt_entry_size));
- for (i = 0; i != htab->plt_entry_size / 4; i++, ptr += 4)
- {
- val = elf32_arm_vxworks_shared_plt_entry[i];
- if (i == 2)
- val |= got_address - sgot->output_section->vma;
- if (i == 5)
- val |= plt_index * RELOC_SIZE (htab);
- if (i == 2 || i == 5)
- bfd_put_32 (output_bfd, val, ptr);
- else
- put_arm_insn (htab, output_bfd, val, ptr);
- }
+ /* NaCl does not support interworking at all. */
+ BFD_ASSERT (!elf32_arm_plt_needs_thumb_stub_p (info, arm_plt));
+
+ put_arm_insn (htab, output_bfd,
+ elf32_arm_nacl_plt_entry[0]
+ | arm_movw_immediate (got_displacement),
+ ptr + 0);
+ put_arm_insn (htab, output_bfd,
+ elf32_arm_nacl_plt_entry[1]
+ | arm_movt_immediate (got_displacement),
+ ptr + 4);
+ put_arm_insn (htab, output_bfd,
+ elf32_arm_nacl_plt_entry[2],
+ ptr + 8);
+ put_arm_insn (htab, output_bfd,
+ elf32_arm_nacl_plt_entry[3]
+ | (tail_displacement & 0x00ffffff),
+ ptr + 12);
+ }
+ else if (htab->fdpic_p)
+ {
+ const bfd_vma *plt_entry = using_thumb_only (htab)
+ ? elf32_arm_fdpic_thumb_plt_entry
+ : elf32_arm_fdpic_plt_entry;
+
+ /* Fill-up Thumb stub if needed. */
+ if (elf32_arm_plt_needs_thumb_stub_p (info, arm_plt))
+ {
+ put_thumb_insn (htab, output_bfd,
+ elf32_arm_plt_thumb_stub[0], ptr - 4);
+ put_thumb_insn (htab, output_bfd,
+ elf32_arm_plt_thumb_stub[1], ptr - 2);
}
- else if (htab->root.target_os == is_vxworks)
+ /* As we are using 32 bit instructions even for the Thumb
+ version, we have to use 'put_arm_insn' instead of
+ 'put_thumb_insn'. */
+ put_arm_insn (htab, output_bfd, plt_entry[0], ptr + 0);
+ put_arm_insn (htab, output_bfd, plt_entry[1], ptr + 4);
+ put_arm_insn (htab, output_bfd, plt_entry[2], ptr + 8);
+ put_arm_insn (htab, output_bfd, plt_entry[3], ptr + 12);
+ bfd_put_32 (output_bfd, got_offset, ptr + 16);
+
+ if (!(info->flags & DF_BIND_NOW))
{
- unsigned int i;
- bfd_vma val;
-
- for (i = 0; i != htab->plt_entry_size / 4; i++, ptr += 4)
- {
- val = elf32_arm_vxworks_exec_plt_entry[i];
- if (i == 2)
- val |= got_address;
- if (i == 4)
- val |= 0xffffff & -((root_plt->offset + i * 4 + 8) >> 2);
- if (i == 5)
- val |= plt_index * RELOC_SIZE (htab);
- if (i == 2 || i == 5)
- bfd_put_32 (output_bfd, val, ptr);
- else
- put_arm_insn (htab, output_bfd, val, ptr);
- }
+ /* funcdesc_value_reloc_offset. */
+ bfd_put_32 (output_bfd,
+ htab->root.srelplt->reloc_count * RELOC_SIZE (htab),
+ ptr + 20);
+ put_arm_insn (htab, output_bfd, plt_entry[6], ptr + 24);
+ put_arm_insn (htab, output_bfd, plt_entry[7], ptr + 28);
+ put_arm_insn (htab, output_bfd, plt_entry[8], ptr + 32);
+ put_arm_insn (htab, output_bfd, plt_entry[9], ptr + 36);
+ }
+ }
+ else if (using_thumb_only (htab))
+ {
+ /* PR ld/16017: Generate thumb only PLT entries. */
+ if (!using_thumb2 (htab))
+ {
+ /* FIXME: We ought to be able to generate thumb-1 PLT
+ instructions... */
+ _bfd_error_handler (_("%pB: warning: thumb-1 mode PLT generation not currently supported"),
+ output_bfd);
+ return false;
+ }
- loc = (htab->srelplt2->contents
- + (plt_index * 2 + 1) * RELOC_SIZE (htab));
+ /* Calculate the displacement between the PLT slot and the entry in
+ the GOT. The 12-byte offset accounts for the value produced by
+ adding to pc in the 3rd instruction of the PLT stub. */
+ got_displacement = got_address - (plt_address + 12);
- /* Create the .rela.plt.unloaded R_ARM_ABS32 relocation
- referencing the GOT for this PLT entry. */
- rel.r_offset = plt_address + 8;
- rel.r_info = ELF32_R_INFO (htab->root.hgot->indx, R_ARM_ABS32);
- rel.r_addend = got_offset;
- SWAP_RELOC_OUT (htab) (output_bfd, &rel, loc);
- loc += RELOC_SIZE (htab);
+ /* As we are using 32 bit instructions we have to use 'put_arm_insn'
+ instead of 'put_thumb_insn'. */
+ put_arm_insn (htab, output_bfd,
+ elf32_thumb2_plt_entry[0]
+ | ((got_displacement & 0x000000ff) << 16)
+ | ((got_displacement & 0x00000700) << 20)
+ | ((got_displacement & 0x00000800) >> 1)
+ | ((got_displacement & 0x0000f000) >> 12),
+ ptr + 0);
+ put_arm_insn (htab, output_bfd,
+ elf32_thumb2_plt_entry[1]
+ | ((got_displacement & 0x00ff0000) )
+ | ((got_displacement & 0x07000000) << 4)
+ | ((got_displacement & 0x08000000) >> 17)
+ | ((got_displacement & 0xf0000000) >> 28),
+ ptr + 4);
+ put_arm_insn (htab, output_bfd,
+ elf32_thumb2_plt_entry[2],
+ ptr + 8);
+ put_arm_insn (htab, output_bfd,
+ elf32_thumb2_plt_entry[3],
+ ptr + 12);
+ }
+ else
+ {
+ /* Calculate the displacement between the PLT slot and the
+ entry in the GOT. The eight-byte offset accounts for the
+ value produced by adding to pc in the first instruction
+ of the PLT stub. */
+ got_displacement = got_address - (plt_address + 8);
- /* Create the R_ARM_ABS32 relocation referencing the
- beginning of the PLT for this GOT entry. */
- rel.r_offset = got_address;
- rel.r_info = ELF32_R_INFO (htab->root.hplt->indx, R_ARM_ABS32);
- rel.r_addend = 0;
- SWAP_RELOC_OUT (htab) (output_bfd, &rel, loc);
+ if (elf32_arm_plt_needs_thumb_stub_p (info, arm_plt))
+ {
+ put_thumb_insn (htab, output_bfd,
+ elf32_arm_plt_thumb_stub[0], ptr - 4);
+ put_thumb_insn (htab, output_bfd,
+ elf32_arm_plt_thumb_stub[1], ptr - 2);
}
- else if (htab->root.target_os == is_nacl)
+
+ if (!elf32_arm_use_long_plt_entry)
{
- /* Calculate the displacement between the PLT slot and the
- common tail that's part of the special initial PLT slot. */
- int32_t tail_displacement
- = ((splt->output_section->vma + splt->output_offset
- + ARM_NACL_PLT_TAIL_OFFSET)
- - (plt_address + htab->plt_entry_size + 4));
- BFD_ASSERT ((tail_displacement & 3) == 0);
- tail_displacement >>= 2;
-
- BFD_ASSERT ((tail_displacement & 0xff000000) == 0
- || (-tail_displacement & 0xff000000) == 0);
-
- /* Calculate the displacement between the PLT slot and the entry
- in the GOT. The offset accounts for the value produced by
- adding to pc in the penultimate instruction of the PLT stub. */
- got_displacement = (got_address
- - (plt_address + htab->plt_entry_size));
-
- /* NaCl does not support interworking at all. */
- BFD_ASSERT (!elf32_arm_plt_needs_thumb_stub_p (info, arm_plt));
+ BFD_ASSERT ((got_displacement & 0xf0000000) == 0);
put_arm_insn (htab, output_bfd,
- elf32_arm_nacl_plt_entry[0]
- | arm_movw_immediate (got_displacement),
+ elf32_arm_plt_entry_short[0]
+ | ((got_displacement & 0x0ff00000) >> 20),
ptr + 0);
put_arm_insn (htab, output_bfd,
- elf32_arm_nacl_plt_entry[1]
- | arm_movt_immediate (got_displacement),
- ptr + 4);
+ elf32_arm_plt_entry_short[1]
+ | ((got_displacement & 0x000ff000) >> 12),
+ ptr+ 4);
put_arm_insn (htab, output_bfd,
- elf32_arm_nacl_plt_entry[2],
+ elf32_arm_plt_entry_short[2]
+ | (got_displacement & 0x00000fff),
ptr + 8);
- put_arm_insn (htab, output_bfd,
- elf32_arm_nacl_plt_entry[3]
- | (tail_displacement & 0x00ffffff),
- ptr + 12);
- }
- else if (htab->fdpic_p)
- {
- const bfd_vma *plt_entry = using_thumb_only(htab)
- ? elf32_arm_fdpic_thumb_plt_entry
- : elf32_arm_fdpic_plt_entry;
-
- /* Fill-up Thumb stub if needed. */
- if (elf32_arm_plt_needs_thumb_stub_p (info, arm_plt))
- {
- put_thumb_insn (htab, output_bfd,
- elf32_arm_plt_thumb_stub[0], ptr - 4);
- put_thumb_insn (htab, output_bfd,
- elf32_arm_plt_thumb_stub[1], ptr - 2);
- }
- /* As we are using 32 bit instructions even for the Thumb
- version, we have to use 'put_arm_insn' instead of
- 'put_thumb_insn'. */
- put_arm_insn(htab, output_bfd, plt_entry[0], ptr + 0);
- put_arm_insn(htab, output_bfd, plt_entry[1], ptr + 4);
- put_arm_insn(htab, output_bfd, plt_entry[2], ptr + 8);
- put_arm_insn(htab, output_bfd, plt_entry[3], ptr + 12);
- bfd_put_32 (output_bfd, got_offset, ptr + 16);
-
- if (!(info->flags & DF_BIND_NOW))
- {
- /* funcdesc_value_reloc_offset. */
- bfd_put_32 (output_bfd,
- htab->root.srelplt->reloc_count * RELOC_SIZE (htab),
- ptr + 20);
- put_arm_insn(htab, output_bfd, plt_entry[6], ptr + 24);
- put_arm_insn(htab, output_bfd, plt_entry[7], ptr + 28);
- put_arm_insn(htab, output_bfd, plt_entry[8], ptr + 32);
- put_arm_insn(htab, output_bfd, plt_entry[9], ptr + 36);
- }
+#ifdef FOUR_WORD_PLT
+ bfd_put_32 (output_bfd, elf32_arm_plt_entry_short[3], ptr + 12);
+#endif
}
- else if (using_thumb_only (htab))
+ else
{
- /* PR ld/16017: Generate thumb only PLT entries. */
- if (!using_thumb2 (htab))
- {
- /* FIXME: We ought to be able to generate thumb-1 PLT
- instructions... */
- _bfd_error_handler (_("%pB: warning: thumb-1 mode PLT generation not currently supported"),
- output_bfd);
- return FALSE;
- }
-
- /* Calculate the displacement between the PLT slot and the entry in
- the GOT. The 12-byte offset accounts for the value produced by
- adding to pc in the 3rd instruction of the PLT stub. */
- got_displacement = got_address - (plt_address + 12);
-
- /* As we are using 32 bit instructions we have to use 'put_arm_insn'
- instead of 'put_thumb_insn'. */
put_arm_insn (htab, output_bfd,
- elf32_thumb2_plt_entry[0]
- | ((got_displacement & 0x000000ff) << 16)
- | ((got_displacement & 0x00000700) << 20)
- | ((got_displacement & 0x00000800) >> 1)
- | ((got_displacement & 0x0000f000) >> 12),
+ elf32_arm_plt_entry_long[0]
+ | ((got_displacement & 0xf0000000) >> 28),
ptr + 0);
put_arm_insn (htab, output_bfd,
- elf32_thumb2_plt_entry[1]
- | ((got_displacement & 0x00ff0000) )
- | ((got_displacement & 0x07000000) << 4)
- | ((got_displacement & 0x08000000) >> 17)
- | ((got_displacement & 0xf0000000) >> 28),
+ elf32_arm_plt_entry_long[1]
+ | ((got_displacement & 0x0ff00000) >> 20),
ptr + 4);
put_arm_insn (htab, output_bfd,
- elf32_thumb2_plt_entry[2],
- ptr + 8);
+ elf32_arm_plt_entry_long[2]
+ | ((got_displacement & 0x000ff000) >> 12),
+ ptr+ 8);
put_arm_insn (htab, output_bfd,
- elf32_thumb2_plt_entry[3],
+ elf32_arm_plt_entry_long[3]
+ | (got_displacement & 0x00000fff),
ptr + 12);
}
- else
- {
- /* Calculate the displacement between the PLT slot and the
- entry in the GOT. The eight-byte offset accounts for the
- value produced by adding to pc in the first instruction
- of the PLT stub. */
- got_displacement = got_address - (plt_address + 8);
-
- if (elf32_arm_plt_needs_thumb_stub_p (info, arm_plt))
- {
- put_thumb_insn (htab, output_bfd,
- elf32_arm_plt_thumb_stub[0], ptr - 4);
- put_thumb_insn (htab, output_bfd,
- elf32_arm_plt_thumb_stub[1], ptr - 2);
- }
-
- if (!elf32_arm_use_long_plt_entry)
- {
- BFD_ASSERT ((got_displacement & 0xf0000000) == 0);
-
- put_arm_insn (htab, output_bfd,
- elf32_arm_plt_entry_short[0]
- | ((got_displacement & 0x0ff00000) >> 20),
- ptr + 0);
- put_arm_insn (htab, output_bfd,
- elf32_arm_plt_entry_short[1]
- | ((got_displacement & 0x000ff000) >> 12),
- ptr+ 4);
- put_arm_insn (htab, output_bfd,
- elf32_arm_plt_entry_short[2]
- | (got_displacement & 0x00000fff),
- ptr + 8);
-#ifdef FOUR_WORD_PLT
- bfd_put_32 (output_bfd, elf32_arm_plt_entry_short[3], ptr + 12);
-#endif
- }
- else
- {
- put_arm_insn (htab, output_bfd,
- elf32_arm_plt_entry_long[0]
- | ((got_displacement & 0xf0000000) >> 28),
- ptr + 0);
- put_arm_insn (htab, output_bfd,
- elf32_arm_plt_entry_long[1]
- | ((got_displacement & 0x0ff00000) >> 20),
- ptr + 4);
- put_arm_insn (htab, output_bfd,
- elf32_arm_plt_entry_long[2]
- | ((got_displacement & 0x000ff000) >> 12),
- ptr+ 8);
- put_arm_insn (htab, output_bfd,
- elf32_arm_plt_entry_long[3]
- | (got_displacement & 0x00000fff),
- ptr + 12);
- }
- }
+ }
- /* Fill in the entry in the .rel(a).(i)plt section. */
- rel.r_offset = got_address;
- rel.r_addend = 0;
- if (dynindx == -1)
+ /* Fill in the entry in the .rel(a).(i)plt section. */
+ rel.r_offset = got_address;
+ rel.r_addend = 0;
+ if (dynindx == -1)
+ {
+ /* .igot.plt entries use IRELATIVE relocations against SYM_VALUE.
+ The dynamic linker or static executable then calls SYM_VALUE
+ to determine the correct run-time value of the .igot.plt entry. */
+ rel.r_info = ELF32_R_INFO (0, R_ARM_IRELATIVE);
+ initial_got_entry = sym_value;
+ }
+ else
+ {
+ /* For FDPIC we will have to resolve a R_ARM_FUNCDESC_VALUE
+ used by PLT entry. */
+ if (htab->fdpic_p)
{
- /* .igot.plt entries use IRELATIVE relocations against SYM_VALUE.
- The dynamic linker or static executable then calls SYM_VALUE
- to determine the correct run-time value of the .igot.plt entry. */
- rel.r_info = ELF32_R_INFO (0, R_ARM_IRELATIVE);
- initial_got_entry = sym_value;
+ rel.r_info = ELF32_R_INFO (dynindx, R_ARM_FUNCDESC_VALUE);
+ initial_got_entry = 0;
}
else
{
- /* For FDPIC we will have to resolve a R_ARM_FUNCDESC_VALUE
- used by PLT entry. */
- if (htab->fdpic_p)
- {
- rel.r_info = ELF32_R_INFO (dynindx, R_ARM_FUNCDESC_VALUE);
- initial_got_entry = 0;
- }
- else
- {
- rel.r_info = ELF32_R_INFO (dynindx, R_ARM_JUMP_SLOT);
- initial_got_entry = (splt->output_section->vma
- + splt->output_offset);
-
- /* PR ld/16017
- When thumb only we need to set the LSB for any address that
- will be used with an interworking branch instruction. */
- if (using_thumb_only (htab))
- initial_got_entry |= 1;
- }
+ rel.r_info = ELF32_R_INFO (dynindx, R_ARM_JUMP_SLOT);
+ initial_got_entry = (splt->output_section->vma
+ + splt->output_offset);
+
+ /* PR ld/16017
+ When thumb only we need to set the LSB for any address that
+ will be used with an interworking branch instruction. */
+ if (using_thumb_only (htab))
+ initial_got_entry |= 1;
}
+ }
- /* Fill in the entry in the global offset table. */
- bfd_put_32 (output_bfd, initial_got_entry,
+ /* Fill in the entry in the global offset table. */
+ bfd_put_32 (output_bfd, initial_got_entry,
+ sgot->contents + got_offset);
+
+ if (htab->fdpic_p && !(info->flags & DF_BIND_NOW))
+ {
+ /* Setup initial funcdesc value. */
+ /* FIXME: we don't support lazy binding because there is a
+ race condition between both words getting written and
+ some other thread attempting to read them. The ARM
+ architecture does not have an atomic 64 bit load/store
+ instruction that could be used to prevent it; it is
+ recommended that threaded FDPIC applications run with the
+ LD_BIND_NOW environment variable set. */
+ bfd_put_32 (output_bfd, plt_address + 0x18,
sgot->contents + got_offset);
-
- if (htab->fdpic_p && !(info->flags & DF_BIND_NOW))
- {
- /* Setup initial funcdesc value. */
- /* FIXME: we don't support lazy binding because there is a
- race condition between both words getting written and
- some other thread attempting to read them. The ARM
- architecture does not have an atomic 64 bit load/store
- instruction that could be used to prevent it; it is
- recommended that threaded FDPIC applications run with the
- LD_BIND_NOW environment variable set. */
- bfd_put_32(output_bfd, plt_address + 0x18,
- sgot->contents + got_offset);
- bfd_put_32(output_bfd, -1 /*TODO*/,
- sgot->contents + got_offset + 4);
- }
+ bfd_put_32 (output_bfd, -1 /*TODO*/,
+ sgot->contents + got_offset + 4);
}
if (dynindx == -1)
lazy binding otherwise we put them in .rel.plt. For now,
we don't support lazy binding so put it in .rel.got. */
if (info->flags & DF_BIND_NOW)
- elf32_arm_add_dynreloc(output_bfd, info, htab->root.srelgot, &rel);
+ elf32_arm_add_dynreloc (output_bfd, info, htab->root.srelgot, &rel);
else
- elf32_arm_add_dynreloc(output_bfd, info, htab->root.srelplt, &rel);
+ elf32_arm_add_dynreloc (output_bfd, info, htab->root.srelplt, &rel);
}
else
{
}
}
- return TRUE;
+ return true;
}
/* Some relocations map to different relocations depending on the
unsigned char st_type,
enum arm_st_branch_type branch_type,
struct elf_link_hash_entry * h,
- bfd_boolean * unresolved_reloc_p,
+ bool * unresolved_reloc_p,
char ** error_message)
{
unsigned long r_type = howto->type;
struct arm_plt_info *arm_plt;
bfd_vma plt_offset;
bfd_vma gotplt_offset;
- bfd_boolean has_iplt_entry;
- bfd_boolean resolved_to_zero;
+ bool has_iplt_entry;
+ bool resolved_to_zero;
globals = elf32_arm_hash_table (info);
if (globals == NULL)
{
bfd_vma sign;
- switch (howto->size)
+ switch (bfd_get_reloc_size (howto))
{
- case 0: addend = bfd_get_8 (input_bfd, hit_data); break;
- case 1: addend = bfd_get_16 (input_bfd, hit_data); break;
- case 2: addend = bfd_get_32 (input_bfd, hit_data); break;
+ case 1: addend = bfd_get_8 (input_bfd, hit_data); break;
+ case 2: addend = bfd_get_16 (input_bfd, hit_data); break;
+ case 4: addend = bfd_get_32 (input_bfd, hit_data); break;
default: addend = 0; break;
}
/* Note: the addend and signed_addend calculated here are
/* Find out whether the symbol has a PLT. Set ST_VALUE, BRANCH_TYPE and
VALUE appropriately for relocations that we resolve at link time. */
- has_iplt_entry = FALSE;
+ has_iplt_entry = false;
if (elf32_arm_get_plt_info (input_bfd, globals, eh, r_symndx, &root_plt,
&arm_plt)
&& root_plt->offset != (bfd_vma) -1)
if (h == NULL || eh->is_iplt)
{
- has_iplt_entry = TRUE;
+ has_iplt_entry = true;
splt = globals->root.iplt;
/* Populate .iplt entries here, because not all of them will
case R_ARM_NONE:
/* We don't need to find a value for this symbol. It's just a
marker. */
- *unresolved_reloc_p = FALSE;
+ *unresolved_reloc_p = false;
return bfd_reloc_ok;
case R_ARM_ABS12:
value = (splt->output_section->vma
+ splt->output_offset
+ plt_offset);
- *unresolved_reloc_p = FALSE;
+ *unresolved_reloc_p = false;
return _bfd_final_link_relocate (howto, input_bfd, input_section,
contents, rel->r_offset, value,
rel->r_addend);
&& r_type != R_ARM_PLT32)
{
Elf_Internal_Rela outrel;
- bfd_boolean skip, relocate;
+ bool skip, relocate;
int isrofixup = 0;
if ((r_type == R_ARM_REL32 || r_type == R_ARM_REL32_NOI)
return bfd_reloc_notsupported;
}
- *unresolved_reloc_p = FALSE;
+ *unresolved_reloc_p = false;
if (sreloc == NULL && globals->root.dynamic_sections_created)
{
return bfd_reloc_notsupported;
}
- skip = FALSE;
- relocate = FALSE;
+ skip = false;
+ relocate = false;
outrel.r_addend = addend;
outrel.r_offset =
_bfd_elf_section_offset (output_bfd, info, input_section,
rel->r_offset);
if (outrel.r_offset == (bfd_vma) -1)
- skip = TRUE;
+ skip = true;
else if (outrel.r_offset == (bfd_vma) -2)
- skip = TRUE, relocate = TRUE;
+ skip = true, relocate = true;
outrel.r_offset += (input_section->output_section->vma
+ input_section->output_offset);
/* This symbol is local, or marked to become local. */
BFD_ASSERT (r_type == R_ARM_ABS32 || r_type == R_ARM_ABS32_NOI
- || (globals->fdpic_p && !bfd_link_pic(info)));
- if (globals->root.target_os == is_symbian)
- {
- asection *osec;
-
- /* On Symbian OS, the data segment and text segement
- can be relocated independently. Therefore, we
- must indicate the segment to which this
- relocation is relative. The BPABI allows us to
- use any symbol in the right segment; we just use
- the section symbol as it is convenient. (We
- cannot use the symbol given by "h" directly as it
- will not appear in the dynamic symbol table.)
-
- Note that the dynamic linker ignores the section
- symbol value, so we don't subtract osec->vma
- from the emitted reloc addend. */
- if (sym_sec)
- osec = sym_sec->output_section;
- else
- osec = input_section->output_section;
- symbol = 0;
- if (osec && elf_section_data (osec))
- symbol = elf_section_data (osec)->dynindx;
- if (symbol == 0)
- {
- struct elf_link_hash_table *htab = elf_hash_table (info);
-
- if ((osec->flags & SEC_READONLY) == 0
- && htab->data_index_section != NULL)
- osec = htab->data_index_section;
- else
- osec = htab->text_index_section;
- symbol = elf_section_data (osec)->dynindx;
- }
- BFD_ASSERT (symbol != 0);
- }
- else
- /* On SVR4-ish systems, the dynamic loader cannot
- relocate the text and data segments independently,
- so the symbol does not matter. */
- symbol = 0;
+ || (globals->fdpic_p && !bfd_link_pic (info)));
+ /* On SVR4-ish systems, the dynamic loader cannot
+ relocate the text and data segments independently,
+ so the symbol does not matter. */
+ symbol = 0;
if (dynreloc_st_type == STT_GNU_IFUNC)
/* We have an STT_GNU_IFUNC symbol that doesn't resolve
to the .iplt entry. Instead, every non-call reference
must use an R_ARM_IRELATIVE relocation to obtain the
correct run-time address. */
outrel.r_info = ELF32_R_INFO (symbol, R_ARM_IRELATIVE);
- else if (globals->fdpic_p && !bfd_link_pic(info))
+ else if (globals->fdpic_p && !bfd_link_pic (info))
isrofixup = 1;
else
outrel.r_info = ELF32_R_INFO (symbol, R_ARM_RELATIVE);
if (globals->use_rel)
- relocate = TRUE;
+ relocate = true;
else
outrel.r_addend += dynreloc_value;
}
if (isrofixup)
- arm_elf_add_rofixup(output_bfd, globals->srofixup, outrel.r_offset);
+ arm_elf_add_rofixup (output_bfd, globals->srofixup, outrel.r_offset);
else
elf32_arm_add_dynreloc (output_bfd, info, sreloc, &outrel);
+ stub_entry->stub_sec->output_section->vma);
if (plt_offset != (bfd_vma) -1)
- *unresolved_reloc_p = FALSE;
+ *unresolved_reloc_p = false;
}
}
else
value = (splt->output_section->vma
+ splt->output_offset
+ plt_offset);
- *unresolved_reloc_p = FALSE;
+ *unresolved_reloc_p = false;
/* The PLT entry is in ARM mode, regardless of the
target function. */
branch_type = ST_BRANCH_TO_ARM;
{
bfd_vma relocation;
bfd_vma reloc_sign;
- bfd_boolean overflow = FALSE;
+ bool overflow = false;
bfd_vma upper_insn = bfd_get_16 (input_bfd, hit_data);
bfd_vma lower_insn = bfd_get_16 (input_bfd, hit_data + 2);
bfd_signed_vma reloc_signed_max;
+ stub_entry->stub_sec->output_section->vma);
if (plt_offset != (bfd_vma) -1)
- *unresolved_reloc_p = FALSE;
+ *unresolved_reloc_p = false;
}
/* If this call becomes a call to Arm, force BLX. */
value -= PLT_THUMB_STUB_SIZE;
branch_type = ST_BRANCH_TO_THUMB;
}
- *unresolved_reloc_p = FALSE;
+ *unresolved_reloc_p = false;
}
relocation = value + signed_addend;
/* Assumes two's complement. */
if (signed_check > reloc_signed_max || signed_check < reloc_signed_min)
- overflow = TRUE;
+ overflow = true;
if ((lower_insn & 0x5000) == 0x4000)
/* For a BLX instruction, make sure that the relocation is rounded up
/* Thumb32 conditional branch instruction. */
{
bfd_vma relocation;
- bfd_boolean overflow = FALSE;
+ bool overflow = false;
bfd_vma upper_insn = bfd_get_16 (input_bfd, hit_data);
bfd_vma lower_insn = bfd_get_16 (input_bfd, hit_data + 2);
bfd_signed_vma reloc_signed_max = 0xffffe;
+ plt_offset);
/* Target the Thumb stub before the ARM PLT entry. */
value -= PLT_THUMB_STUB_SIZE;
- *unresolved_reloc_p = FALSE;
+ *unresolved_reloc_p = false;
}
hash = (struct elf32_arm_link_hash_entry *)h;
signed_check = (bfd_signed_vma) relocation;
if (signed_check > reloc_signed_max || signed_check < reloc_signed_min)
- overflow = TRUE;
+ overflow = true;
/* Put RELOCATION back into the insn. */
{
if (sgot == NULL)
return bfd_reloc_notsupported;
- *unresolved_reloc_p = FALSE;
+ *unresolved_reloc_p = false;
value = sgot->output_section->vma;
return _bfd_final_link_relocate (howto, input_bfd, input_section,
contents, rel->r_offset, value,
off &= ~1;
if (globals->root.dynamic_sections_created
&& !SYMBOL_REFERENCES_LOCAL (info, h))
- *unresolved_reloc_p = FALSE;
+ *unresolved_reloc_p = false;
}
else
{
if (globals->root.dynamic_sections_created)
{
outrel.r_info = ELF32_R_INFO (h->dynindx, R_ARM_GLOB_DAT);
- *unresolved_reloc_p = FALSE;
+ *unresolved_reloc_p = false;
}
else
outrel.r_info = 0;
if (isrofixup)
arm_elf_add_rofixup (output_bfd,
- elf32_arm_hash_table(info)->srofixup,
+ elf32_arm_hash_table (info)->srofixup,
sgot->output_section->vma
+ sgot->output_offset + off);
if (r_type == R_ARM_TLS_LDM32_FDPIC)
{
- bfd_put_32(output_bfd,
- globals->root.sgot->output_offset + off,
- contents + rel->r_offset);
+ bfd_put_32 (output_bfd,
+ globals->root.sgot->output_offset + off,
+ contents + rel->r_offset);
return bfd_reloc_ok;
}
if (h != NULL)
{
- bfd_boolean dyn;
+ bool dyn;
dyn = globals->root.dynamic_sections_created;
if (WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn,
bfd_link_pic (info),
&& (!bfd_link_pic (info)
|| !SYMBOL_REFERENCES_LOCAL (info, h)))
{
- *unresolved_reloc_p = FALSE;
+ *unresolved_reloc_p = false;
indx = h->dynindx;
}
off = h->got.offset;
else
{
BFD_ASSERT (local_got_offsets != NULL);
+
+ if (r_symndx >= elf32_arm_num_entries (input_bfd))
+ {
+ _bfd_error_handler (_("\
+%pB: expected symbol index in range 0..%lu but found local symbol with index %lu"),
+ input_bfd,
+ (unsigned long) elf32_arm_num_entries (input_bfd),
+ r_symndx);
+ return false;
+ }
off = local_got_offsets[r_symndx];
offplt = local_tlsdesc_gotents[r_symndx];
tls_type = elf32_arm_local_got_tls_type (input_bfd)[r_symndx];
/* Linker relaxations happens from one of the
R_ARM_{GOTDESC,CALL,DESCSEQ} relocations to IE or LE. */
- if (ELF32_R_TYPE(rel->r_info) != r_type)
+ if (ELF32_R_TYPE (rel->r_info) != r_type)
tls_type = GOT_TLS_IE;
BFD_ASSERT (tls_type != GOT_UNKNOWN);
off &= ~1;
else
{
- bfd_boolean need_relocs = FALSE;
+ bool need_relocs = false;
Elf_Internal_Rela outrel;
int cur_off = off;
&& !resolved_to_zero)
|| h->root.type != bfd_link_hash_undefweak))
{
- need_relocs = TRUE;
+ need_relocs = true;
BFD_ASSERT (srelgot != NULL);
}
else if (tls_type & GOT_TLS_GDESC)
off = offplt;
- if (ELF32_R_TYPE(rel->r_info) == R_ARM_TLS_CALL
- || ELF32_R_TYPE(rel->r_info) == R_ARM_THM_TLS_CALL)
+ if (ELF32_R_TYPE (rel->r_info) == R_ARM_TLS_CALL
+ || ELF32_R_TYPE (rel->r_info) == R_ARM_THM_TLS_CALL)
{
bfd_signed_vma offset;
/* TLS stubs are arm mode. The original symbol is a
+ globals->root.splt->output_offset
+ globals->tls_trampoline);
- if (ELF32_R_TYPE(rel->r_info) == R_ARM_TLS_CALL)
+ if (ELF32_R_TYPE (rel->r_info) == R_ARM_TLS_CALL)
{
unsigned long inst;
{
/* For FDPIC relocations, resolve to the offset of the GOT
entry from the start of GOT. */
- bfd_put_32(output_bfd,
- globals->root.sgot->output_offset + off,
- contents + rel->r_offset);
+ bfd_put_32 (output_bfd,
+ globals->root.sgot->output_offset + off,
+ contents + rel->r_offset);
return bfd_reloc_ok;
}
bfd_put_16 (input_bfd, insn, hit_data);
}
- *unresolved_reloc_p = FALSE;
+ *unresolved_reloc_p = false;
return bfd_reloc_ok;
case R_ARM_GOTOFFFUNCDESC:
{
if (h == NULL)
{
- struct fdpic_local *local_fdpic_cnts = elf32_arm_local_fdpic_cnts(input_bfd);
+ struct fdpic_local *local_fdpic_cnts = elf32_arm_local_fdpic_cnts (input_bfd);
int dynindx = elf_section_data (sym_sec->output_section)->dynindx;
+
+ if (r_symndx >= elf32_arm_num_entries (input_bfd))
+ {
+ * error_message = _("local symbol index too big");
+ return bfd_reloc_dangerous;
+ }
+
int offset = local_fdpic_cnts[r_symndx].funcdesc_offset & ~1;
bfd_vma addr = dynreloc_value - sym_sec->output_section->vma;
bfd_vma seg = -1;
- if (bfd_link_pic(info) && dynindx == 0)
- abort();
+ if (bfd_link_pic (info) && dynindx == 0)
+ {
+ * error_message = _("no dynamic index information available");
+ return bfd_reloc_dangerous;
+ }
/* Resolve relocation. */
- bfd_put_32(output_bfd, (offset + sgot->output_offset)
+ bfd_put_32 (output_bfd, (offset + sgot->output_offset)
, contents + rel->r_offset);
/* Emit R_ARM_FUNCDESC_VALUE or two fixups on funcdesc if
not done yet. */
- arm_elf_fill_funcdesc(output_bfd, info,
- &local_fdpic_cnts[r_symndx].funcdesc_offset,
- dynindx, offset, addr, dynreloc_value, seg);
+ arm_elf_fill_funcdesc (output_bfd, info,
+ &local_fdpic_cnts[r_symndx].funcdesc_offset,
+ dynindx, offset, addr, dynreloc_value, seg);
}
else
{
addr = 0;
}
- if (bfd_link_pic(info) && dynindx == 0)
- abort();
+ if (bfd_link_pic (info) && dynindx == 0)
+ {
+ * error_message = _("no dynamic index information available");
+ return bfd_reloc_dangerous;
+ }
/* This case cannot occur since funcdesc is allocated by
the dynamic loader so we cannot resolve the relocation. */
if (h->dynindx != -1)
- abort();
+ {
+ * error_message = _("invalid dynamic index");
+ return bfd_reloc_dangerous;
+ }
/* Resolve relocation. */
- bfd_put_32(output_bfd, (offset + sgot->output_offset),
- contents + rel->r_offset);
+ bfd_put_32 (output_bfd, (offset + sgot->output_offset),
+ contents + rel->r_offset);
/* Emit R_ARM_FUNCDESC_VALUE on funcdesc if not done yet. */
- arm_elf_fill_funcdesc(output_bfd, info,
- &eh->fdpic_cnts.funcdesc_offset,
- dynindx, offset, addr, dynreloc_value, seg);
+ arm_elf_fill_funcdesc (output_bfd, info,
+ &eh->fdpic_cnts.funcdesc_offset,
+ dynindx, offset, addr, dynreloc_value, seg);
}
}
- *unresolved_reloc_p = FALSE;
+ *unresolved_reloc_p = false;
return bfd_reloc_ok;
case R_ARM_GOTFUNCDESC:
Elf_Internal_Rela outrel;
/* Resolve relocation. */
- bfd_put_32(output_bfd, ((eh->fdpic_cnts.gotfuncdesc_offset & ~1)
- + sgot->output_offset),
- contents + rel->r_offset);
+ bfd_put_32 (output_bfd, ((eh->fdpic_cnts.gotfuncdesc_offset & ~1)
+ + sgot->output_offset),
+ contents + rel->r_offset);
/* Add funcdesc and associated R_ARM_FUNCDESC_VALUE. */
- if(h->dynindx == -1)
+ if (h->dynindx == -1)
{
int dynindx;
int offset = eh->fdpic_cnts.funcdesc_offset & ~1;
}
/* Emit R_ARM_FUNCDESC_VALUE on funcdesc if not done yet. */
- arm_elf_fill_funcdesc(output_bfd, info,
- &eh->fdpic_cnts.funcdesc_offset,
- dynindx, offset, addr, dynreloc_value, seg);
+ arm_elf_fill_funcdesc (output_bfd, info,
+ &eh->fdpic_cnts.funcdesc_offset,
+ dynindx, offset, addr, dynreloc_value, seg);
}
/* Add a dynamic relocation on GOT entry if not already done. */
{
outrel.r_info = ELF32_R_INFO (0, R_ARM_RELATIVE);
if (h->root.type == bfd_link_hash_undefweak)
- bfd_put_32(output_bfd, 0, sgot->contents
- + (eh->fdpic_cnts.gotfuncdesc_offset & ~1));
+ bfd_put_32 (output_bfd, 0, sgot->contents
+ + (eh->fdpic_cnts.gotfuncdesc_offset & ~1));
else
- bfd_put_32(output_bfd, sgot->output_section->vma
- + sgot->output_offset
- + (eh->fdpic_cnts.funcdesc_offset & ~1),
- sgot->contents
- + (eh->fdpic_cnts.gotfuncdesc_offset & ~1));
+ bfd_put_32 (output_bfd, sgot->output_section->vma
+ + sgot->output_offset
+ + (eh->fdpic_cnts.funcdesc_offset & ~1),
+ sgot->contents
+ + (eh->fdpic_cnts.gotfuncdesc_offset & ~1));
}
else
{
+ sgot->output_offset
+ (eh->fdpic_cnts.gotfuncdesc_offset & ~1);
outrel.r_addend = 0;
- if (h->dynindx == -1 && !bfd_link_pic(info))
+ if (h->dynindx == -1 && !bfd_link_pic (info))
if (h->root.type == bfd_link_hash_undefweak)
- arm_elf_add_rofixup(output_bfd, globals->srofixup, -1);
+ arm_elf_add_rofixup (output_bfd, globals->srofixup, -1);
else
- arm_elf_add_rofixup(output_bfd, globals->srofixup,
- outrel.r_offset);
+ arm_elf_add_rofixup (output_bfd, globals->srofixup,
+ outrel.r_offset);
else
elf32_arm_add_dynreloc (output_bfd, info, srelgot, &outrel);
eh->fdpic_cnts.gotfuncdesc_offset |= 1;
{
/* Such relocation on static function should not have been
emitted by the compiler. */
- abort();
+ return bfd_reloc_notsupported;
}
}
- *unresolved_reloc_p = FALSE;
+ *unresolved_reloc_p = false;
return bfd_reloc_ok;
case R_ARM_FUNCDESC:
{
if (h == NULL)
{
- struct fdpic_local *local_fdpic_cnts = elf32_arm_local_fdpic_cnts(input_bfd);
+ struct fdpic_local *local_fdpic_cnts = elf32_arm_local_fdpic_cnts (input_bfd);
Elf_Internal_Rela outrel;
int dynindx = elf_section_data (sym_sec->output_section)->dynindx;
+
+ if (r_symndx >= elf32_arm_num_entries (input_bfd))
+ {
+ * error_message = _("local symbol index too big");
+ return bfd_reloc_dangerous;
+ }
+
int offset = local_fdpic_cnts[r_symndx].funcdesc_offset & ~1;
bfd_vma addr = dynreloc_value - sym_sec->output_section->vma;
bfd_vma seg = -1;
- if (bfd_link_pic(info) && dynindx == 0)
- abort();
+ if (bfd_link_pic (info) && dynindx == 0)
+ {
+ * error_message = _("dynamic index information not available");
+ return bfd_reloc_dangerous;
+ }
/* Replace static FUNCDESC relocation with a
R_ARM_RELATIVE dynamic relocation or with a rofixup for
outrel.r_offset = input_section->output_section->vma
+ input_section->output_offset + rel->r_offset;
outrel.r_addend = 0;
- if (bfd_link_pic(info))
+ if (bfd_link_pic (info))
elf32_arm_add_dynreloc (output_bfd, info, srelgot, &outrel);
else
- arm_elf_add_rofixup(output_bfd, globals->srofixup, outrel.r_offset);
+ arm_elf_add_rofixup (output_bfd, globals->srofixup, outrel.r_offset);
bfd_put_32 (input_bfd, sgot->output_section->vma
+ sgot->output_offset + offset, hit_data);
/* Emit R_ARM_FUNCDESC_VALUE on funcdesc if not done yet. */
- arm_elf_fill_funcdesc(output_bfd, info,
- &local_fdpic_cnts[r_symndx].funcdesc_offset,
- dynindx, offset, addr, dynreloc_value, seg);
+ arm_elf_fill_funcdesc (output_bfd, info,
+ &local_fdpic_cnts[r_symndx].funcdesc_offset,
+ dynindx, offset, addr, dynreloc_value, seg);
}
else
{
addr = 0;
}
- if (bfd_link_pic(info) && dynindx == 0)
- abort();
+ if (bfd_link_pic (info) && dynindx == 0)
+ abort ();
/* Replace static FUNCDESC relocation with a
R_ARM_RELATIVE dynamic relocation. */
outrel.r_offset = input_section->output_section->vma
+ input_section->output_offset + rel->r_offset;
outrel.r_addend = 0;
- if (bfd_link_pic(info))
+ if (bfd_link_pic (info))
elf32_arm_add_dynreloc (output_bfd, info, srelgot, &outrel);
else
- arm_elf_add_rofixup(output_bfd, globals->srofixup, outrel.r_offset);
+ arm_elf_add_rofixup (output_bfd, globals->srofixup, outrel.r_offset);
bfd_put_32 (input_bfd, sgot->output_section->vma
+ sgot->output_offset + offset, hit_data);
/* Emit R_ARM_FUNCDESC_VALUE on funcdesc if not done yet. */
- arm_elf_fill_funcdesc(output_bfd, info,
- &eh->fdpic_cnts.funcdesc_offset,
- dynindx, offset, addr, dynreloc_value, seg);
+ arm_elf_fill_funcdesc (output_bfd, info,
+ &eh->fdpic_cnts.funcdesc_offset,
+ dynindx, offset, addr, dynreloc_value, seg);
}
else
{
}
}
}
- *unresolved_reloc_p = FALSE;
+ *unresolved_reloc_p = false;
return bfd_reloc_ok;
case R_ARM_THM_BF16:
case R_ARM_PLT32:
case R_ARM_CALL:
case R_ARM_JUMP24:
- addend <<= howto->size;
+ addend *= bfd_get_reloc_size (howto);
addend += increment;
/* Should we check for overflow here ? */
/* Relocate an ARM ELF section. */
-static bfd_boolean
+static int
elf32_arm_relocate_section (bfd * output_bfd,
struct bfd_link_info * info,
bfd * input_bfd,
globals = elf32_arm_hash_table (info);
if (globals == NULL)
- return FALSE;
+ return false;
symtab_hdr = & elf_symtab_hdr (input_bfd);
sym_hashes = elf_sym_hashes (input_bfd);
bfd_reloc_status_type r;
arelent bfd_reloc;
char sym_type;
- bfd_boolean unresolved_reloc = FALSE;
+ bool unresolved_reloc = false;
char *error_message = NULL;
r_symndx = ELF32_R_SYM (rel->r_info);
(info, bfd_elf_string_from_elf_section
(input_bfd, symtab_hdr->sh_link, sym->st_name),
input_bfd, input_section,
- rel->r_offset, TRUE);
+ rel->r_offset, true);
if (globals->use_rel)
{
"%s relocation against SEC_MERGE section"),
input_bfd, input_section,
(uint64_t) rel->r_offset, howto->name);
- return FALSE;
+ return false;
}
value = bfd_get_32 (input_bfd, contents + rel->r_offset);
}
else
{
- bfd_boolean warned, ignored;
+ bool warned, ignored;
RELOC_FOR_GLOBAL_SYMBOL (info, input_bfd, input_section, rel,
r_symndx, symtab_hdr, sym_hashes,
(uint64_t) rel->r_offset,
howto->name,
h->root.root.string);
- return FALSE;
+ return false;
}
if (r != bfd_reloc_ok)
case bfd_reloc_undefined:
(*info->callbacks->undefined_symbol)
- (info, name, input_bfd, input_section, rel->r_offset, TRUE);
+ (info, name, input_bfd, input_section, rel->r_offset, true);
break;
case bfd_reloc_outofrange:
}
}
- return TRUE;
+ return true;
}
/* Add a new unwind edit to the list described by HEAD, TAIL. If TINDEX is zero,
static _arm_elf_section_data *get_arm_elf_section_data (asection *);
/* Increase the size of EXIDX_SEC by ADJUST bytes. ADJUST mau be negative. */
+
static void
-adjust_exidx_size(asection *exidx_sec, int adjust)
+adjust_exidx_size (asection *exidx_sec, int adjust)
{
asection *out_sec;
bfd_set_section_size (exidx_sec, exidx_sec->size + adjust);
out_sec = exidx_sec->output_section;
/* Adjust size of output section. */
- bfd_set_section_size (out_sec, out_sec->size +adjust);
+ bfd_set_section_size (out_sec, out_sec->size + adjust);
}
/* Insert an EXIDX_CANTUNWIND marker at the end of a section. */
+
static void
-insert_cantunwind_after(asection *text_sec, asection *exidx_sec)
+insert_cantunwind_after (asection *text_sec, asection *exidx_sec)
{
struct _arm_elf_section_data *exidx_arm_data;
exidx_arm_data = get_arm_elf_section_data (exidx_sec);
- add_unwind_table_edit (
- &exidx_arm_data->u.exidx.unwind_edit_list,
- &exidx_arm_data->u.exidx.unwind_edit_tail,
- INSERT_EXIDX_CANTUNWIND_AT_END, text_sec, UINT_MAX);
+ add_unwind_table_edit
+ (&exidx_arm_data->u.exidx.unwind_edit_list,
+ &exidx_arm_data->u.exidx.unwind_edit_tail,
+ INSERT_EXIDX_CANTUNWIND_AT_END, text_sec, UINT_MAX);
exidx_arm_data->additional_reloc_count++;
- adjust_exidx_size(exidx_sec, 8);
+ adjust_exidx_size (exidx_sec, 8);
}
/* Scan .ARM.exidx tables, and create a list describing edits which should be
The edits are applied when the tables are written
(in elf32_arm_write_section). */
-bfd_boolean
+bool
elf32_arm_fix_exidx_coverage (asection **text_section_order,
unsigned int num_text_sections,
struct bfd_link_info *info,
- bfd_boolean merge_exidx_entries)
+ bool merge_exidx_entries)
{
bfd *inp;
unsigned int last_second_word = 0, i;
if (sec->size == 0)
continue;
- insert_cantunwind_after(last_text_sec, last_exidx_sec);
+ insert_cantunwind_after (last_text_sec, last_exidx_sec);
last_unwind_type = 0;
continue;
}
exidx_arm_data->u.exidx.unwind_edit_tail = unwind_edit_tail;
if (deleted_exidx_bytes > 0)
- adjust_exidx_size(exidx_sec, -deleted_exidx_bytes);
+ adjust_exidx_size (exidx_sec, - deleted_exidx_bytes);
last_exidx_sec = exidx_sec;
last_text_sec = sec;
/* Add terminating CANTUNWIND entry. */
if (!bfd_link_relocatable (info) && last_exidx_sec
&& last_unwind_type != 0)
- insert_cantunwind_after(last_text_sec, last_exidx_sec);
+ insert_cantunwind_after (last_text_sec, last_exidx_sec);
- return TRUE;
+ return true;
}
-static bfd_boolean
+static bool
elf32_arm_output_glue_section (struct bfd_link_info *info, bfd *obfd,
bfd *ibfd, const char *name)
{
sec = bfd_get_linker_section (ibfd, name);
if (sec == NULL || (sec->flags & SEC_EXCLUDE) != 0)
- return TRUE;
+ return true;
osec = sec->output_section;
if (elf32_arm_write_section (obfd, info, sec, sec->contents))
- return TRUE;
+ return true;
if (! bfd_set_section_contents (obfd, osec, sec->contents,
sec->output_offset, sec->size))
- return FALSE;
+ return false;
- return TRUE;
+ return true;
}
-static bfd_boolean
+static bool
elf32_arm_final_link (bfd *abfd, struct bfd_link_info *info)
{
struct elf32_arm_link_hash_table *globals = elf32_arm_hash_table (info);
asection *sec, *osec;
if (globals == NULL)
- return FALSE;
+ return false;
/* Invoke the regular ELF backend linker to do all the work. */
if (!bfd_elf_final_link (abfd, info))
- return FALSE;
+ return false;
/* Process stub sections (eg BE8 encoding, ...). */
struct elf32_arm_link_hash_table *htab = elf32_arm_hash_table (info);
elf32_arm_write_section (abfd, info, sec, sec->contents);
if (! bfd_set_section_contents (abfd, osec, sec->contents,
sec->output_offset, sec->size))
- return FALSE;
+ return false;
}
}
if (! elf32_arm_output_glue_section (info, abfd,
globals->bfd_of_glue_owner,
ARM2THUMB_GLUE_SECTION_NAME))
- return FALSE;
+ return false;
if (! elf32_arm_output_glue_section (info, abfd,
globals->bfd_of_glue_owner,
THUMB2ARM_GLUE_SECTION_NAME))
- return FALSE;
+ return false;
if (! elf32_arm_output_glue_section (info, abfd,
globals->bfd_of_glue_owner,
VFP11_ERRATUM_VENEER_SECTION_NAME))
- return FALSE;
+ return false;
if (! elf32_arm_output_glue_section (info, abfd,
globals->bfd_of_glue_owner,
STM32L4XX_ERRATUM_VENEER_SECTION_NAME))
- return FALSE;
+ return false;
if (! elf32_arm_output_glue_section (info, abfd,
globals->bfd_of_glue_owner,
ARM_BX_GLUE_SECTION_NAME))
- return FALSE;
+ return false;
}
- return TRUE;
+ return true;
}
/* Return a best guess for the machine number based on the attributes. */
return bfd_mach_arm_8M_MAIN;
case TAG_CPU_ARCH_V8_1M_MAIN:
return bfd_mach_arm_8_1M_MAIN;
+ case TAG_CPU_ARCH_V9:
+ return bfd_mach_arm_9;
default:
/* Force entry to be added for any new known Tag_CPU_arch value. */
/* Set the right machine number. */
-static bfd_boolean
+static bool
elf32_arm_object_p (bfd *abfd)
{
unsigned int mach;
}
bfd_default_set_arch_mach (abfd, bfd_arch_arm, mach);
- return TRUE;
+ return true;
}
/* Function to keep ARM specific flags in the ELF header. */
-static bfd_boolean
+static bool
elf32_arm_set_private_flags (bfd *abfd, flagword flags)
{
if (elf_flags_init (abfd)
else
{
elf_elfheader (abfd)->e_flags = flags;
- elf_flags_init (abfd) = TRUE;
+ elf_flags_init (abfd) = true;
}
- return TRUE;
+ return true;
}
/* Copy backend specific data from one object module to another. */
-static bfd_boolean
+static bool
elf32_arm_copy_private_bfd_data (bfd *ibfd, bfd *obfd)
{
flagword in_flags;
flagword out_flags;
if (! is_arm_elf (ibfd) || ! is_arm_elf (obfd))
- return TRUE;
+ return true;
in_flags = elf_elfheader (ibfd)->e_flags;
out_flags = elf_elfheader (obfd)->e_flags;
{
/* Cannot mix APCS26 and APCS32 code. */
if ((in_flags & EF_ARM_APCS_26) != (out_flags & EF_ARM_APCS_26))
- return FALSE;
+ return false;
/* Cannot mix float APCS and non-float APCS code. */
if ((in_flags & EF_ARM_APCS_FLOAT) != (out_flags & EF_ARM_APCS_FLOAT))
- return FALSE;
+ return false;
/* If the src and dest have different interworking flags
then turn off the interworking bit. */
}
elf_elfheader (obfd)->e_flags = in_flags;
- elf_flags_init (obfd) = TRUE;
+ elf_flags_init (obfd) = true;
return _bfd_elf_copy_private_bfd_data (ibfd, obfd);
}
}
/* Attribute numbers >=64 (mod 128) can be safely ignored. */
-static bfd_boolean
+static bool
elf32_arm_obj_attrs_handle_unknown (bfd *abfd, int tag)
{
if ((tag & 127) < 64)
(_("%pB: unknown mandatory EABI object attribute %d"),
abfd, tag);
bfd_set_error (bfd_error_bad_value);
- return FALSE;
+ return false;
}
else
{
_bfd_error_handler
(_("warning: %pB: unknown EABI object attribute %d"),
abfd, tag);
- return TRUE;
+ return true;
}
}
static int
tag_cpu_arch_combine (bfd *ibfd, int oldtag, int *secondary_compat_out,
- int newtag, int secondary_compat)
+ int newtag, int secondary_compat, const char* name_table[])
{
#define T(X) TAG_CPU_ARCH_##X
int tagl, tagh, result;
T(V8), /* V6_M. */
T(V8), /* V6S_M. */
T(V8), /* V7E_M. */
- T(V8) /* V8. */
+ T(V8), /* V8. */
+ T(V8), /* V8-R. */
+ T(V8), /* V8-M.BASE. */
+ T(V8), /* V8-M.MAIN. */
+ T(V8), /* V8.1. */
+ T(V8), /* V8.2. */
+ T(V8), /* V8.3. */
+ T(V8), /* V8.1-M.MAIN. */
};
const int v8r[] =
{
-1, /* Unused (20). */
T(V8_1M_MAIN) /* V8.1-M MAINLINE. */
};
+ const int v9[] =
+ {
+ T(V9), /* PRE_V4. */
+ T(V9), /* V4. */
+ T(V9), /* V4T. */
+ T(V9), /* V5T. */
+ T(V9), /* V5TE. */
+ T(V9), /* V5TEJ. */
+ T(V9), /* V6. */
+ T(V9), /* V6KZ. */
+ T(V9), /* V6T2. */
+ T(V9), /* V6K. */
+ T(V9), /* V7. */
+ T(V9), /* V6_M. */
+ T(V9), /* V6S_M. */
+ T(V9), /* V7E_M. */
+ T(V9), /* V8. */
+ T(V9), /* V8-R. */
+ T(V9), /* V8-M.BASE. */
+ T(V9), /* V8-M.MAIN. */
+ T(V9), /* V8.1. */
+ T(V9), /* V8.2. */
+ T(V9), /* V8.3. */
+ T(V9), /* V8.1-M.MAIN. */
+ T(V9), /* V9. */
+ };
const int v4t_plus_v6_m[] =
{
-1, /* PRE_V4. */
-1, /* Unused (19). */
-1, /* Unused (20). */
T(V8_1M_MAIN), /* V8.1-M MAINLINE. */
+ T(V9), /* V9. */
T(V4T_PLUS_V6_M) /* V4T plus V6_M. */
};
const int *comb[] =
NULL,
NULL,
v8_1m_mainline,
+ v9,
/* Pseudo-architecture. */
v4t_plus_v6_m
};
if (result == -1)
{
- _bfd_error_handler (_("error: %pB: conflicting CPU architectures %d/%d"),
- ibfd, oldtag, newtag);
+ _bfd_error_handler (_("error: conflicting CPU architectures %s vs %s in %pB"),
+ name_table[oldtag], name_table[newtag], ibfd);
return -1;
}
/* Query attributes object to see if integer divide instructions may be
present in an object. */
-static bfd_boolean
+static bool
elf32_arm_attributes_accept_div (const obj_attribute *attr)
{
int arch = attr[Tag_CPU_arch].i;
case 0:
/* Integer divide allowed if instruction contained in archetecture. */
if (arch == TAG_CPU_ARCH_V7 && (profile == 'R' || profile == 'M'))
- return TRUE;
+ return true;
else if (arch >= TAG_CPU_ARCH_V7E_M)
- return TRUE;
+ return true;
else
- return FALSE;
+ return false;
case 1:
/* Integer divide explicitly prohibited. */
- return FALSE;
+ return false;
default:
/* Unrecognised case - treat as allowing divide everywhere. */
case 2:
/* Integer divide allowed in ARM state. */
- return TRUE;
+ return true;
}
}
/* Query attributes object to see if integer divide instructions are
forbidden to be in the object. This is not the inverse of
elf32_arm_attributes_accept_div. */
-static bfd_boolean
+static bool
elf32_arm_attributes_forbid_div (const obj_attribute *attr)
{
return attr[Tag_DIV_use].i == 1;
/* Merge EABI object attributes from IBFD into OBFD. Raise an error if there
are conflicting attributes. */
-static bfd_boolean
+static bool
elf32_arm_merge_eabi_attributes (bfd *ibfd, struct bfd_link_info *info)
{
bfd *obfd = info->output_bfd;
2 = weak requirement. */
static const int order_021[3] = {0, 2, 1};
int i;
- bfd_boolean result = TRUE;
+ bool result = true;
const char *sec_name = get_elf_backend_data (ibfd)->obj_attrs_section;
/* Skip the linker stubs file. This preserves previous behavior
of accepting unknown attributes in the first input file - but
is that a bug? */
if (ibfd->flags & BFD_LINKER_CREATED)
- return TRUE;
+ return true;
/* Skip any input that hasn't attribute section.
This enables to link object files without attribute section with
any others. */
if (bfd_get_section_by_name (ibfd, sec_name) == NULL)
- return TRUE;
+ return true;
if (!elf_known_obj_attributes_proc (obfd)[0].i)
{
_bfd_error_handler
(_("Error: %pB has both the current and legacy "
"Tag_MPextension_use attributes"), ibfd);
- result = FALSE;
+ result = false;
}
out_attr[Tag_MPextension_use] =
out_attr[Tag_MPextension_use_legacy].i = 0;
}
+ /* PR 28859 and 28848: Handle the case where the first input file,
+ eg crti.o, has a Tag_ABI_HardFP_use of 3 but no Tag_FP_arch set.
+ Using Tag_ABI_HardFP_use in this way is deprecated, so reset the
+ attribute to zero.
+ FIXME: Should we handle other non-zero values of Tag_ABI_HardFO_use ? */
+ if (out_attr[Tag_ABI_HardFP_use].i == 3 && out_attr[Tag_FP_arch].i == 0)
+ out_attr[Tag_ABI_HardFP_use].i = 0;
+
return result;
}
(_("error: %pB uses VFP register arguments, %pB does not"),
in_attr[Tag_ABI_VFP_args].i ? ibfd : obfd,
in_attr[Tag_ABI_VFP_args].i ? obfd : ibfd);
- result = FALSE;
+ result = false;
}
}
"ARM v7",
"ARM v6-M",
"ARM v6S-M",
+ "ARM v7E-M",
"ARM v8",
- "",
+ "ARM v8-R",
"ARM v8-M.baseline",
"ARM v8-M.mainline",
+ "ARM v8.1-A",
+ "ARM v8.2-A",
+ "ARM v8.3-A",
+ "ARM v8.1-M.mainline",
+ "ARM v9",
};
/* Merge Tag_CPU_arch and Tag_also_compatible_with. */
arch_attr = tag_cpu_arch_combine (ibfd, out_attr[i].i,
&secondary_compat_out,
in_attr[i].i,
- secondary_compat);
+ secondary_compat,
+ name_table);
/* Return with error if failed to merge. */
if (arch_attr == -1)
- return FALSE;
+ return false;
out_attr[i].i = arch_attr;
case Tag_T2EE_use:
case Tag_MPextension_use:
case Tag_MVE_arch:
+ case Tag_PAC_extension:
+ case Tag_BTI_extension:
+ case Tag_BTI_use:
+ case Tag_PACRET_use:
/* Use the largest value specified. */
if (in_attr[i].i > out_attr[i].i)
out_attr[i].i = in_attr[i].i;
_bfd_error_handler
(_("error: %pB: 8-byte data alignment conflicts with %pB"),
obfd, ibfd);
- result = FALSE; */
+ result = false; */
}
/* Fall through. */
case Tag_ABI_FP_denormal:
(_("error: %pB: unable to merge virtualization attributes "
"with %pB"),
obfd, ibfd);
- result = FALSE;
+ result = false;
}
}
break;
ibfd,
in_attr[i].i ? in_attr[i].i : '0',
out_attr[i].i ? out_attr[i].i : '0');
- result = FALSE;
+ result = false;
}
}
break;
{
_bfd_error_handler
(_("error: %pB: conflicting use of R9"), ibfd);
- result = FALSE;
+ result = false;
}
if (out_attr[i].i == AEABI_R9_unused)
out_attr[i].i = in_attr[i].i;
_bfd_error_handler
(_("error: %pB: SB relative addressing conflicts with use of R9"),
ibfd);
- result = FALSE;
+ result = false;
}
/* Use the smallest value specified. */
if (in_attr[i].i < out_attr[i].i)
static const char *aeabi_enum_names[] =
{ "", "variable-size", "32-bit", "" };
const char *in_name =
- in_attr[i].i < ARRAY_SIZE(aeabi_enum_names)
+ in_attr[i].i < ARRAY_SIZE (aeabi_enum_names)
? aeabi_enum_names[in_attr[i].i]
: "<unknown>";
const char *out_name =
- out_attr[i].i < ARRAY_SIZE(aeabi_enum_names)
+ out_attr[i].i < ARRAY_SIZE (aeabi_enum_names)
? aeabi_enum_names[out_attr[i].i]
: "<unknown>";
_bfd_error_handler
_bfd_error_handler
(_("error: %pB uses iWMMXt register arguments, %pB does not"),
ibfd, obfd);
- result = FALSE;
+ result = false;
}
break;
case Tag_compatibility:
_bfd_error_handler
(_("error: fp16 format mismatch between %pB and %pB"),
ibfd, obfd);
- result = FALSE;
+ result = false;
}
}
if (in_attr[i].i != 0)
(_("%pB has both the current and legacy "
"Tag_MPextension_use attributes"),
ibfd);
- result = FALSE;
+ result = false;
}
}
/* Merge Tag_compatibility attributes and any common GNU ones. */
if (!_bfd_elf_merge_object_attributes (ibfd, info))
- return FALSE;
+ return false;
/* Check for any attributes not known on ARM. */
result &= _bfd_elf_merge_unknown_attribute_list (ibfd, obfd);
/* Return TRUE if the two EABI versions are incompatible. */
-static bfd_boolean
+static bool
elf32_arm_versions_compatible (unsigned iver, unsigned over)
{
/* v4 and v5 are the same spec before and after it was released,
so allow mixing them. */
if ((iver == EF_ARM_EABI_VER4 && over == EF_ARM_EABI_VER5)
|| (iver == EF_ARM_EABI_VER5 && over == EF_ARM_EABI_VER4))
- return TRUE;
+ return true;
return (iver == over);
}
/* Merge backend specific data from an object file to the output
object file when linking. */
-static bfd_boolean
+static bool
elf32_arm_merge_private_bfd_data (bfd *, struct bfd_link_info *);
/* Display the flags field. */
-static bfd_boolean
+static bool
elf32_arm_print_private_bfd_data (bfd *abfd, void * ptr)
{
FILE * file = (FILE *) ptr;
/* Ignore init flag - it may not be set, despite the flags field
containing valid data. */
- fprintf (file, _("private flags = %lx:"), elf_elfheader (abfd)->e_flags);
+ fprintf (file, _("private flags = 0x%lx:"), elf_elfheader (abfd)->e_flags);
switch (EF_ARM_EABI_VERSION (flags))
{
flags &= ~ (EF_ARM_RELEXEC | EF_ARM_PIC);
if (flags)
- fprintf (file, _("<Unrecognised flag bits set>"));
+ fprintf (file, _(" <Unrecognised flag bits set>"));
fputc ('\n', file);
- return TRUE;
+ return true;
}
static int
/* Look through the relocs for a section during the first phase. */
-static bfd_boolean
+static bool
elf32_arm_check_relocs (bfd *abfd, struct bfd_link_info *info,
asection *sec, const Elf_Internal_Rela *relocs)
{
bfd *dynobj;
asection *sreloc;
struct elf32_arm_link_hash_table *htab;
- bfd_boolean call_reloc_p;
- bfd_boolean may_become_dynamic_p;
- bfd_boolean may_need_local_target_p;
+ bool call_reloc_p;
+ bool may_become_dynamic_p;
+ bool may_need_local_target_p;
unsigned long nsyms;
if (bfd_link_relocatable (info))
- return TRUE;
+ return true;
BFD_ASSERT (is_arm_elf (abfd));
htab = elf32_arm_hash_table (info);
if (htab == NULL)
- return FALSE;
+ return false;
sreloc = NULL;
&& ! htab->root.dynamic_sections_created)
{
if (! _bfd_elf_link_create_dynamic_sections (abfd, info))
- return FALSE;
+ return false;
}
if (htab->root.dynobj == NULL)
htab->root.dynobj = abfd;
if (!create_ifunc_sections (info))
- return FALSE;
+ return false;
dynobj = htab->root.dynobj;
{
_bfd_error_handler (_("%pB: bad symbol index: %d"), abfd,
r_symndx);
- return FALSE;
+ return false;
}
h = NULL;
isym = bfd_sym_from_r_symndx (&htab->root.sym_cache,
abfd, r_symndx);
if (isym == NULL)
- return FALSE;
+ return false;
}
else
{
eh = (struct elf32_arm_link_hash_entry *) h;
- call_reloc_p = FALSE;
- may_become_dynamic_p = FALSE;
- may_need_local_target_p = FALSE;
+ call_reloc_p = false;
+ may_become_dynamic_p = false;
+ may_need_local_target_p = false;
/* Could be done earlier, if h were already available. */
r_type = elf32_arm_tls_transition (info, r_type, h);
if (h == NULL)
{
if (!elf32_arm_allocate_local_sym_info (abfd))
- return FALSE;
- elf32_arm_local_fdpic_cnts(abfd)[r_symndx].gotofffuncdesc_cnt += 1;
- elf32_arm_local_fdpic_cnts(abfd)[r_symndx].funcdesc_offset = -1;
+ return false;
+ if (r_symndx >= elf32_arm_num_entries (abfd))
+ return false;
+ elf32_arm_local_fdpic_cnts (abfd) [r_symndx].gotofffuncdesc_cnt += 1;
+ elf32_arm_local_fdpic_cnts (abfd) [r_symndx].funcdesc_offset = -1;
}
else
{
if (h == NULL)
{
/* Such a relocation is not supposed to be generated
- by gcc on a static function. */
+ by gcc on a static function. */
/* Anyway if needed it could be handled. */
- abort();
+ return false;
}
else
{
if (h == NULL)
{
if (!elf32_arm_allocate_local_sym_info (abfd))
- return FALSE;
- elf32_arm_local_fdpic_cnts(abfd)[r_symndx].funcdesc_cnt += 1;
- elf32_arm_local_fdpic_cnts(abfd)[r_symndx].funcdesc_offset = -1;
+ return false;
+ if (r_symndx >= elf32_arm_num_entries (abfd))
+ return false;
+ elf32_arm_local_fdpic_cnts (abfd) [r_symndx].funcdesc_cnt += 1;
+ elf32_arm_local_fdpic_cnts (abfd) [r_symndx].funcdesc_offset = -1;
}
else
{
{
/* This is a global offset table entry for a local symbol. */
if (!elf32_arm_allocate_local_sym_info (abfd))
- return FALSE;
+ return false;
+ if (r_symndx >= elf32_arm_num_entries (abfd))
+ {
+ _bfd_error_handler (_("%pB: bad symbol index: %d"), abfd,
+ r_symndx);
+ return false;
+ }
+
elf_local_got_refcounts (abfd)[r_symndx] += 1;
old_tls_type = elf32_arm_local_got_tls_type (abfd) [r_symndx];
}
case R_ARM_GOTPC:
if (htab->root.sgot == NULL
&& !create_got_section (htab->root.dynobj, info))
- return FALSE;
+ return false;
break;
case R_ARM_PC24:
case R_ARM_THM_CALL:
case R_ARM_THM_JUMP24:
case R_ARM_THM_JUMP19:
- call_reloc_p = TRUE;
- may_need_local_target_p = TRUE;
+ call_reloc_p = true;
+ may_need_local_target_p = true;
break;
case R_ARM_ABS12:
ldr __GOTT_INDEX__ offsets. */
if (htab->root.target_os != is_vxworks)
{
- may_need_local_target_p = TRUE;
+ may_need_local_target_p = true;
break;
}
else goto jump_over;
abfd, elf32_arm_howto_table_1[r_type].name,
(h) ? h->root.root.string : "a local symbol");
bfd_set_error (bfd_error_bad_value);
- return FALSE;
+ return false;
}
/* Fall through. */
we treat local relative references as calls;
see the related SYMBOL_CALLS_LOCAL code in
allocate_dynrelocs. */
- call_reloc_p = TRUE;
- may_need_local_target_p = TRUE;
+ call_reloc_p = true;
+ may_need_local_target_p = true;
}
else
/* We are creating a shared library or relocatable
executable, and this is a reloc against a global symbol,
or a non-PC-relative reloc against a local symbol.
We may need to copy the reloc into the output. */
- may_become_dynamic_p = TRUE;
+ may_become_dynamic_p = true;
}
else
- may_need_local_target_p = TRUE;
+ may_need_local_target_p = true;
break;
/* This relocation describes the C++ object vtable hierarchy.
Reconstruct it for later use during GC. */
case R_ARM_GNU_VTINHERIT:
if (!bfd_elf_gc_record_vtinherit (abfd, sec, h, rel->r_offset))
- return FALSE;
+ return false;
break;
/* This relocation describes which C++ vtable entries are actually
used. Record for later use during GC. */
case R_ARM_GNU_VTENTRY:
if (!bfd_elf_gc_record_vtentry (abfd, sec, h, rel->r_offset))
- return FALSE;
+ return false;
break;
}
{
local_iplt = elf32_arm_create_local_iplt (abfd, r_symndx);
if (local_iplt == NULL)
- return FALSE;
+ return false;
root_plt = &local_iplt->root;
arm_plt = &local_iplt->arm;
}
(sec, dynobj, 2, abfd, ! htab->use_rel);
if (sreloc == NULL)
- return FALSE;
-
- /* BPABI objects never have dynamic relocations mapped. */
- if (htab->root.target_os == is_symbian)
- {
- flagword flags;
-
- flags = bfd_section_flags (sreloc);
- flags &= ~(SEC_LOAD | SEC_ALLOC);
- bfd_set_section_flags (sreloc, flags);
- }
+ return false;
}
/* If this is a global symbol, count the number of
{
head = elf32_arm_get_local_dynreloc_list (abfd, r_symndx, isym);
if (head == NULL)
- return FALSE;
+ return false;
}
p = *head;
p = (struct elf_dyn_relocs *) bfd_alloc (htab->root.dynobj, amt);
if (p == NULL)
- return FALSE;
+ return false;
p->next = *head;
*head = p;
p->sec = sec;
if (elf32_arm_howto_from_type (r_type)->pc_relative)
p->pc_count += 1;
p->count += 1;
- if (h == NULL && htab->fdpic_p && !bfd_link_pic(info)
- && r_type != R_ARM_ABS32 && r_type != R_ARM_ABS32_NOI) {
- /* Here we only support R_ARM_ABS32 and R_ARM_ABS32_NOI
- that will become rofixup. */
- /* This is due to the fact that we suppose all will become rofixup. */
- fprintf(stderr, "FDPIC does not yet support %d relocation to become dynamic for executable\n", r_type);
- _bfd_error_handler
- (_("FDPIC does not yet support %s relocation"
- " to become dynamic for executable"),
- elf32_arm_howto_table_1[r_type].name);
- abort();
- }
+ if (h == NULL && htab->fdpic_p && !bfd_link_pic (info)
+ && r_type != R_ARM_ABS32 && r_type != R_ARM_ABS32_NOI)
+ {
+ /* Here we only support R_ARM_ABS32 and R_ARM_ABS32_NOI
+ that will become rofixup. */
+ /* This is due to the fact that we suppose all will become rofixup. */
+ _bfd_error_handler
+ (_("FDPIC does not yet support %s relocation"
+ " to become dynamic for executable"),
+ elf32_arm_howto_table_1[r_type].name);
+ abort ();
+ }
}
}
- return TRUE;
+ return true;
}
static void
their own section (as would be the case if code was compiled with
-ffunction-sections). */
-static bfd_boolean
+static bool
elf32_arm_gc_mark_extra_sections (struct bfd_link_info *info,
elf_gc_mark_hook_fn gc_mark_hook)
{
const struct elf_backend_data *bed;
struct elf_link_hash_entry **sym_hashes;
struct elf32_arm_link_hash_entry *cmse_hash;
- bfd_boolean again, is_v8m, first_bfd_browse = TRUE;
- bfd_boolean debug_sec_need_to_be_marked = FALSE;
+ bool again, is_v8m, first_bfd_browse = true;
+ bool extra_marks_added = false;
asection *isec;
_bfd_elf_gc_mark_extra_sections (info, gc_mark_hook);
/* Marking EH data may cause additional code sections to be marked,
requiring multiple passes. */
- again = TRUE;
+ again = true;
while (again)
{
- again = FALSE;
+ again = false;
for (sub = info->input_bfds; sub != NULL; sub = sub->link.next)
{
asection *o;
&& !o->gc_mark
&& elf_shdrp[hdr->sh_link]->bfd_section->gc_mark)
{
- again = TRUE;
+ again = true;
if (!_bfd_elf_gc_mark (info, o, gc_mark_hook))
- return FALSE;
+ return false;
}
}
of them so no need for a second browsing. */
if (is_v8m && first_bfd_browse)
{
+ bool debug_sec_need_to_be_marked = false;
+
sym_hashes = elf_sym_hashes (sub);
bed = get_elf_backend_data (sub);
symtab_hdr = &elf_tdata (sub)->symtab_hdr;
for (i = ext_start; i < sym_count; i++)
{
cmse_hash = elf32_arm_hash_entry (sym_hashes[i - ext_start]);
+ if (cmse_hash == NULL)
+ continue;
/* Assume it is a special symbol. If not, cmse_scan will
warn about it and user can do something about it. */
- if (CONST_STRNEQ (cmse_hash->root.root.root.string,
- CMSE_PREFIX))
+ if (startswith (cmse_hash->root.root.root.string,
+ CMSE_PREFIX))
{
cmse_sec = cmse_hash->root.root.u.def.section;
if (!cmse_sec->gc_mark
&& !_bfd_elf_gc_mark (info, cmse_sec, gc_mark_hook))
- return FALSE;
+ return false;
/* The debug sections related to these secure entry
functions are marked on enabling below flag. */
- debug_sec_need_to_be_marked = TRUE;
+ debug_sec_need_to_be_marked = true;
}
}
{
/* If not a debug sections, skip it. */
if (!isec->gc_mark && (isec->flags & SEC_DEBUGGING))
- isec->gc_mark = 1 ;
+ {
+ isec->gc_mark = 1;
+ extra_marks_added = true;
+ }
}
- debug_sec_need_to_be_marked = FALSE;
+ debug_sec_need_to_be_marked = false;
}
}
}
- first_bfd_browse = FALSE;
+
+ first_bfd_browse = false;
}
- return TRUE;
+ /* PR 30354: If we have added extra marks then make sure that any
+ dependencies of the newly marked sections are also marked. */
+ if (extra_marks_added)
+ _bfd_elf_gc_mark_extra_sections (info, gc_mark_hook);
+
+ return true;
}
/* Treat mapping symbols as special target symbols. */
-static bfd_boolean
+static bool
elf32_arm_is_target_special_symbol (bfd * abfd ATTRIBUTE_UNUSED, asymbol * sym)
{
return bfd_is_arm_special_symbol_name (sym->name,
bfd_vma *code_off)
{
bfd_size_type size;
+ elf_symbol_type * elf_sym = (elf_symbol_type *) sym;
if ((sym->flags & (BSF_SECTION_SYM | BSF_FILE | BSF_OBJECT
| BSF_THREAD_LOCAL | BSF_RELC | BSF_SRELC)) != 0
|| sym->section != sec)
return 0;
+ size = (sym->flags & BSF_SYNTHETIC) ? 0 : elf_sym->internal_elf_sym.st_size;
+
if (!(sym->flags & BSF_SYNTHETIC))
- switch (ELF_ST_TYPE (((elf_symbol_type *) sym)->internal_elf_sym.st_info))
+ switch (ELF_ST_TYPE (elf_sym->internal_elf_sym.st_info))
{
+ case STT_NOTYPE:
+ /* Ignore symbols created by the annobin plugin for gcc and clang.
+ These symbols are hidden, local, notype and have a size of 0. */
+ if (size == 0
+ && sym->flags & BSF_LOCAL
+ && ELF_ST_VISIBILITY (elf_sym->internal_elf_sym.st_other) == STV_HIDDEN)
+ return 0;
+ /* Fall through. */
case STT_FUNC:
case STT_ARM_TFUNC:
- case STT_NOTYPE:
+ /* FIXME: Allow STT_GNU_IFUNC as well ? */
break;
default:
return 0;
return 0;
*code_off = sym->value;
- size = 0;
- if (!(sym->flags & BSF_SYNTHETIC))
- size = ((elf_symbol_type *) sym)->internal_elf_sym.st_size;
- if (size == 0)
- size = 1;
- return size;
+
+ /* Do not return 0 for the function's size. */
+ return size ? size : 1;
+
}
-static bfd_boolean
+static bool
elf32_arm_find_inliner_info (bfd * abfd,
const char ** filename_ptr,
const char ** functionname_ptr,
unsigned int * line_ptr)
{
- bfd_boolean found;
+ bool found;
found = _bfd_dwarf2_find_inliner_info (abfd, filename_ptr,
functionname_ptr, line_ptr,
& elf_tdata (abfd)->dwarf2_find_line_info);
change the definition to something the rest of the link can
understand. */
-static bfd_boolean
+static bool
elf32_arm_adjust_dynamic_symbol (struct bfd_link_info * info,
struct elf_link_hash_entry * h)
{
globals = elf32_arm_hash_table (info);
if (globals == NULL)
- return FALSE;
+ return false;
dynobj = elf_hash_table (info)->dynobj;
h->needs_plt = 0;
}
- return TRUE;
+ return true;
}
else
{
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;
+ return true;
}
/* If there are no non-GOT references, we do not need a copy
relocation. */
if (!h->non_got_ref)
- return TRUE;
+ return true;
/* This is a reference to a symbol defined by a dynamic object which
is not a function. */
can reference data in shared objects directly, so we don't need to
do anything here. */
if (bfd_link_pic (info) || globals->root.is_relocatable_executable)
- return TRUE;
+ return true;
/* We must allocate the symbol in our .dynbss section, which will
become part of the .bss section of the executable. There will be
/* Allocate space in .plt, .got and associated reloc sections for
dynamic relocs. */
-static bfd_boolean
+static bool
allocate_dynrelocs_for_symbol (struct elf_link_hash_entry *h, void * inf)
{
struct bfd_link_info *info;
struct elf_dyn_relocs *p;
if (h->root.type == bfd_link_hash_indirect)
- return TRUE;
+ return true;
eh = (struct elf32_arm_link_hash_entry *) h;
info = (struct bfd_link_info *) inf;
htab = elf32_arm_hash_table (info);
if (htab == NULL)
- return FALSE;
+ return false;
if ((htab->root.dynamic_sections_created || h->type == STT_GNU_IFUNC)
&& h->plt.refcount > 0)
&& h->root.type == bfd_link_hash_undefweak)
{
if (! bfd_elf_link_record_dynamic_symbol (info, h))
- return FALSE;
+ return false;
}
/* If the call in the PLT entry binds locally, the associated
if (h->got.refcount > 0)
{
asection *s;
- bfd_boolean dyn;
+ bool dyn;
int tls_type = elf32_arm_hash_entry (h)->tls_type;
int indx;
/* Make sure this symbol is output as a dynamic symbol.
Undefined weak syms won't yet be marked as dynamic. */
- if (htab->root.dynamic_sections_created && h->dynindx == -1 && !h->forced_local
+ if (htab->root.dynamic_sections_created
+ && h->dynindx == -1
+ && !h->forced_local
&& h->root.type == bfd_link_hash_undefweak)
{
if (! bfd_elf_link_record_dynamic_symbol (info, h))
- return FALSE;
+ return false;
}
- if (htab->root.target_os != is_symbian)
- {
- s = htab->root.sgot;
- h->got.offset = s->size;
+ s = htab->root.sgot;
+ h->got.offset = s->size;
- if (tls_type == GOT_UNKNOWN)
- abort ();
+ if (tls_type == GOT_UNKNOWN)
+ abort ();
- if (tls_type == GOT_NORMAL)
- /* Non-TLS symbols need one GOT slot. */
- s->size += 4;
- else
+ if (tls_type == GOT_NORMAL)
+ /* Non-TLS symbols need one GOT slot. */
+ s->size += 4;
+ else
+ {
+ if (tls_type & GOT_TLS_GDESC)
{
- if (tls_type & GOT_TLS_GDESC)
- {
- /* R_ARM_TLS_DESC needs 2 GOT slots. */
- eh->tlsdesc_got
- = (htab->root.sgotplt->size
- - elf32_arm_compute_jump_table_size (htab));
- htab->root.sgotplt->size += 8;
- h->got.offset = (bfd_vma) -2;
- /* plt.got_offset needs to know there's a TLS_DESC
- reloc in the middle of .got.plt. */
- htab->num_tls_desc++;
- }
-
- if (tls_type & GOT_TLS_GD)
- {
- /* R_ARM_TLS_GD32 and R_ARM_TLS_GD32_FDPIC need two
- consecutive GOT slots. If the symbol is both GD
- and GDESC, got.offset may have been
- overwritten. */
- h->got.offset = s->size;
- s->size += 8;
- }
+ /* R_ARM_TLS_DESC needs 2 GOT slots. */
+ eh->tlsdesc_got
+ = (htab->root.sgotplt->size
+ - elf32_arm_compute_jump_table_size (htab));
+ htab->root.sgotplt->size += 8;
+ h->got.offset = (bfd_vma) -2;
+ /* plt.got_offset needs to know there's a TLS_DESC
+ reloc in the middle of .got.plt. */
+ htab->num_tls_desc++;
+ }
- if (tls_type & GOT_TLS_IE)
- /* R_ARM_TLS_IE32/R_ARM_TLS_IE32_FDPIC need one GOT
- slot. */
- s->size += 4;
+ if (tls_type & GOT_TLS_GD)
+ {
+ /* R_ARM_TLS_GD32 and R_ARM_TLS_GD32_FDPIC need two
+ consecutive GOT slots. If the symbol is both GD
+ and GDESC, got.offset may have been
+ overwritten. */
+ h->got.offset = s->size;
+ s->size += 8;
}
- dyn = htab->root.dynamic_sections_created;
+ if (tls_type & GOT_TLS_IE)
+ /* R_ARM_TLS_IE32/R_ARM_TLS_IE32_FDPIC need one GOT
+ slot. */
+ s->size += 4;
+ }
- indx = 0;
- if (WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn,
- bfd_link_pic (info),
- h)
- && (!bfd_link_pic (info)
- || !SYMBOL_REFERENCES_LOCAL (info, h)))
- indx = h->dynindx;
+ dyn = htab->root.dynamic_sections_created;
- if (tls_type != GOT_NORMAL
- && (bfd_link_dll (info) || indx != 0)
- && (ELF_ST_VISIBILITY (h->other) == STV_DEFAULT
- || h->root.type != bfd_link_hash_undefweak))
- {
- if (tls_type & GOT_TLS_IE)
- elf32_arm_allocate_dynrelocs (info, htab->root.srelgot, 1);
+ indx = 0;
+ if (WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, bfd_link_pic (info), h)
+ && (!bfd_link_pic (info)
+ || !SYMBOL_REFERENCES_LOCAL (info, h)))
+ indx = h->dynindx;
- if (tls_type & GOT_TLS_GD)
- elf32_arm_allocate_dynrelocs (info, htab->root.srelgot, 1);
+ if (tls_type != GOT_NORMAL
+ && (bfd_link_dll (info) || indx != 0)
+ && (ELF_ST_VISIBILITY (h->other) == STV_DEFAULT
+ || h->root.type != bfd_link_hash_undefweak))
+ {
+ if (tls_type & GOT_TLS_IE)
+ elf32_arm_allocate_dynrelocs (info, htab->root.srelgot, 1);
- if (tls_type & GOT_TLS_GDESC)
- {
- elf32_arm_allocate_dynrelocs (info, htab->root.srelplt, 1);
- /* GDESC needs a trampoline to jump to. */
- htab->tls_trampoline = -1;
- }
+ if (tls_type & GOT_TLS_GD)
+ elf32_arm_allocate_dynrelocs (info, htab->root.srelgot, 1);
- /* Only GD needs it. GDESC just emits one relocation per
- 2 entries. */
- if ((tls_type & GOT_TLS_GD) && indx != 0)
- elf32_arm_allocate_dynrelocs (info, htab->root.srelgot, 1);
- }
- else if (((indx != -1) || htab->fdpic_p)
- && !SYMBOL_REFERENCES_LOCAL (info, h))
+ if (tls_type & GOT_TLS_GDESC)
{
- if (htab->root.dynamic_sections_created)
- /* Reserve room for the GOT entry's R_ARM_GLOB_DAT relocation. */
- elf32_arm_allocate_dynrelocs (info, htab->root.srelgot, 1);
+ elf32_arm_allocate_dynrelocs (info, htab->root.srelplt, 1);
+ /* GDESC needs a trampoline to jump to. */
+ htab->tls_trampoline = -1;
}
- else if (h->type == STT_GNU_IFUNC
- && eh->plt.noncall_refcount == 0)
- /* No non-call references resolve the STT_GNU_IFUNC's PLT entry;
- they all resolve dynamically instead. Reserve room for the
- GOT entry's R_ARM_IRELATIVE relocation. */
- elf32_arm_allocate_irelocs (info, htab->root.srelgot, 1);
- else if (bfd_link_pic (info)
- && !UNDEFWEAK_NO_DYNAMIC_RELOC (info, h))
- /* Reserve room for the GOT entry's R_ARM_RELATIVE relocation. */
+
+ /* Only GD needs it. GDESC just emits one relocation per
+ 2 entries. */
+ if ((tls_type & GOT_TLS_GD) && indx != 0)
elf32_arm_allocate_dynrelocs (info, htab->root.srelgot, 1);
- else if (htab->fdpic_p && tls_type == GOT_NORMAL)
- /* Reserve room for rofixup for FDPIC executable. */
- /* TLS relocs do not need space since they are completely
- resolved. */
- htab->srofixup->size += 4;
}
+ else if (((indx != -1) || htab->fdpic_p)
+ && !SYMBOL_REFERENCES_LOCAL (info, h))
+ {
+ if (htab->root.dynamic_sections_created)
+ /* Reserve room for the GOT entry's R_ARM_GLOB_DAT relocation. */
+ elf32_arm_allocate_dynrelocs (info, htab->root.srelgot, 1);
+ }
+ else if (h->type == STT_GNU_IFUNC
+ && eh->plt.noncall_refcount == 0)
+ /* No non-call references resolve the STT_GNU_IFUNC's PLT entry;
+ they all resolve dynamically instead. Reserve room for the
+ GOT entry's R_ARM_IRELATIVE relocation. */
+ elf32_arm_allocate_irelocs (info, htab->root.srelgot, 1);
+ else if (bfd_link_pic (info)
+ && !UNDEFWEAK_NO_DYNAMIC_RELOC (info, h))
+ /* Reserve room for the GOT entry's R_ARM_RELATIVE relocation. */
+ elf32_arm_allocate_dynrelocs (info, htab->root.srelgot, 1);
+ else if (htab->fdpic_p && tls_type == GOT_NORMAL)
+ /* Reserve room for rofixup for FDPIC executable. */
+ /* TLS relocs do not need space since they are completely
+ resolved. */
+ htab->srofixup->size += 4;
}
else
h->got.offset = (bfd_vma) -1;
{
/* Symbol musn't be exported. */
if (h->dynindx != -1)
- abort();
+ abort ();
- /* We only allocate one function descriptor with its associated relocation. */
+ /* We only allocate one function descriptor with its associated
+ relocation. */
if (eh->fdpic_cnts.funcdesc_offset == -1)
{
asection *s = htab->root.sgot;
eh->fdpic_cnts.funcdesc_offset = s->size;
s->size += 8;
/* We will add an R_ARM_FUNCDESC_VALUE relocation or two rofixups. */
- if (bfd_link_pic(info))
+ if (bfd_link_pic (info))
elf32_arm_allocate_dynrelocs (info, htab->root.srelgot, 1);
else
htab->srofixup->size += 8;
if (htab->root.dynamic_sections_created && h->dynindx == -1
&& !h->forced_local)
if (! bfd_elf_link_record_dynamic_symbol (info, h))
- return FALSE;
+ return false;
if (h->dynindx == -1)
{
- /* We only allocate one function descriptor with its associated relocation. q */
+ /* We only allocate one function descriptor with its
+ associated relocation. */
if (eh->fdpic_cnts.funcdesc_offset == -1)
{
eh->fdpic_cnts.funcdesc_offset = s->size;
s->size += 8;
- /* We will add an R_ARM_FUNCDESC_VALUE relocation or two rofixups. */
- if (bfd_link_pic(info))
+ /* We will add an R_ARM_FUNCDESC_VALUE relocation or two
+ rofixups. */
+ if (bfd_link_pic (info))
elf32_arm_allocate_dynrelocs (info, htab->root.srelgot, 1);
else
htab->srofixup->size += 8;
R_ARM_RELATIVE/rofixup relocation on it. */
eh->fdpic_cnts.gotfuncdesc_offset = s->size;
s->size += 4;
- if (h->dynindx == -1 && !bfd_link_pic(info))
+ if (h->dynindx == -1 && !bfd_link_pic (info))
htab->srofixup->size += 4;
else
elf32_arm_allocate_dynrelocs (info, htab->root.srelgot, 1);
if (htab->root.dynamic_sections_created && h->dynindx == -1
&& !h->forced_local)
if (! bfd_elf_link_record_dynamic_symbol (info, h))
- return FALSE;
+ return false;
if (h->dynindx == -1)
{
- /* We only allocate one function descriptor with its associated relocation. */
+ /* We only allocate one function descriptor with its
+ associated relocation. */
if (eh->fdpic_cnts.funcdesc_offset == -1)
{
asection *s = htab->root.sgot;
eh->fdpic_cnts.funcdesc_offset = s->size;
s->size += 8;
- /* We will add an R_ARM_FUNCDESC_VALUE relocation or two rofixups. */
- if (bfd_link_pic(info))
+ /* We will add an R_ARM_FUNCDESC_VALUE relocation or two
+ rofixups. */
+ if (bfd_link_pic (info))
elf32_arm_allocate_dynrelocs (info, htab->root.srelgot, 1);
else
htab->srofixup->size += 8;
}
}
- if (h->dynindx == -1 && !bfd_link_pic(info))
+ if (h->dynindx == -1 && !bfd_link_pic (info))
{
/* For FDPIC executable we replace R_ARM_RELATIVE with a rofixup. */
htab->srofixup->size += 4 * eh->fdpic_cnts.funcdesc_cnt;
_bfd_generic_link_add_one_symbol (info, s->owner,
name, BSF_GLOBAL, s,
h->root.u.def.value,
- NULL, TRUE, FALSE, &bh);
+ NULL, true, false, &bh);
myh = (struct elf_link_hash_entry *) bh;
myh->type = ELF_ST_INFO (STB_LOCAL, STT_FUNC);
}
if (h->dyn_relocs == NULL)
- return TRUE;
+ return true;
/* In the shared -Bsymbolic case, discard space allocated for
dynamic pc-relative relocs against symbols which turn out to be
space for pc-relative relocs that have become local due to symbol
visibility changes. */
- if (bfd_link_pic (info) || htab->root.is_relocatable_executable || htab->fdpic_p)
+ if (bfd_link_pic (info)
+ || htab->root.is_relocatable_executable
+ || htab->fdpic_p)
{
/* Relocs that use pc_count are PC-relative forms, which will appear
on something like ".long foo - ." or "movw REG, foo - .". We want
&& !h->forced_local)
{
if (! bfd_elf_link_record_dynamic_symbol (info, h))
- return FALSE;
+ return false;
}
}
against them. For normal symbols we output a relocation
against the section that contains them. */
if (! bfd_elf_link_record_dynamic_symbol (info, h))
- return FALSE;
+ return false;
}
}
&& h->root.type == bfd_link_hash_undefweak)
{
if (! bfd_elf_link_record_dynamic_symbol (info, h))
- return FALSE;
+ return false;
}
/* If that succeeded, we know we'll be keeping all the
&& eh->plt.noncall_refcount == 0
&& SYMBOL_REFERENCES_LOCAL (info, h))
elf32_arm_allocate_irelocs (info, sreloc, p->count);
- else if (h->dynindx != -1 && (!bfd_link_pic(info) || !info->symbolic || !h->def_regular))
+ else if (h->dynindx != -1
+ && (!bfd_link_pic (info) || !info->symbolic || !h->def_regular))
elf32_arm_allocate_dynrelocs (info, sreloc, p->count);
- else if (htab->fdpic_p && !bfd_link_pic(info))
+ else if (htab->fdpic_p && !bfd_link_pic (info))
htab->srofixup->size += 4 * p->count;
else
elf32_arm_allocate_dynrelocs (info, sreloc, p->count);
}
- return TRUE;
+ return true;
}
void
/* Set the sizes of the dynamic sections. */
-static bfd_boolean
+static bool
elf32_arm_size_dynamic_sections (bfd * output_bfd ATTRIBUTE_UNUSED,
struct bfd_link_info * info)
{
bfd * dynobj;
asection * s;
- bfd_boolean relocs;
+ bool relocs;
bfd *ibfd;
struct elf32_arm_link_hash_table *htab;
htab = elf32_arm_hash_table (info);
if (htab == NULL)
- return FALSE;
+ return false;
dynobj = elf_hash_table (info)->dynobj;
BFD_ASSERT (dynobj != NULL);
else if (p->count != 0)
{
srel = elf_section_data (p->sec)->sreloc;
- if (htab->fdpic_p && !bfd_link_pic(info))
+ if (htab->fdpic_p && !bfd_link_pic (info))
htab->srofixup->size += 4 * p->count;
else
elf32_arm_allocate_dynrelocs (info, srel, p->count);
}
local_got = elf_local_got_refcounts (ibfd);
- if (!local_got)
+ if (local_got == NULL)
continue;
symtab_hdr = & elf_symtab_hdr (ibfd);
++local_got, ++local_iplt_ptr, ++local_tls_type,
++local_tlsdesc_gotent, ++symndx, ++local_fdpic_cnts)
{
+ if (symndx >= elf32_arm_num_entries (ibfd))
+ return false;
+
*local_tlsdesc_gotent = (bfd_vma) -1;
local_iplt = *local_iplt_ptr;
s->size += 8;
/* We will add an R_ARM_FUNCDESC_VALUE relocation or two rofixups. */
- if (bfd_link_pic(info))
+ if (bfd_link_pic (info))
elf32_arm_allocate_dynrelocs (info, srel, 1);
else
htab->srofixup->size += 8;
s->size += 8;
/* We will add an R_ARM_FUNCDESC_VALUE relocation or two rofixups. */
- if (bfd_link_pic(info))
+ if (bfd_link_pic (info))
elf32_arm_allocate_dynrelocs (info, srel, 1);
else
htab->srofixup->size += 8;
}
/* We will add n R_ARM_RELATIVE relocations or n rofixups. */
- if (bfd_link_pic(info))
+ if (bfd_link_pic (info))
elf32_arm_allocate_dynrelocs (info, srel, local_fdpic_cnts->funcdesc_cnt);
else
htab->srofixup->size += 4 * local_fdpic_cnts->funcdesc_cnt;
if (local_iplt->root.refcount > 0)
{
- elf32_arm_allocate_plt_entry (info, TRUE,
+ elf32_arm_allocate_plt_entry (info, true,
&local_iplt->root,
&local_iplt->arm);
if (local_iplt->arm.noncall_refcount == 0)
isym = bfd_sym_from_r_symndx (&htab->root.sym_cache, ibfd,
symndx);
if (isym == NULL)
- return FALSE;
+ return false;
/* If all references to an STT_GNU_IFUNC PLT are calls,
then all non-call references, including this GOT entry,
for them, it suffices to multiply the reloc count by the jump
slot size. */
if (htab->root.srelplt)
- htab->sgotplt_jump_table_size = elf32_arm_compute_jump_table_size(htab);
+ htab->sgotplt_jump_table_size = elf32_arm_compute_jump_table_size (htab);
if (htab->tls_trampoline)
{
/* The check_relocs and adjust_dynamic_symbol entry points have
determined the sizes of the various dynamic sections. Allocate
memory for them. */
- relocs = FALSE;
+ relocs = false;
for (s = dynobj->sections; s != NULL; s = s->next)
{
const char * name;
/* Remember whether there is a PLT. */
;
}
- else if (CONST_STRNEQ (name, ".rel"))
+ else if (startswith (name, ".rel"))
{
if (s->size != 0)
{
/* Remember whether there are any reloc sections other
than .rel(a).plt and .rela.plt.unloaded. */
if (s != htab->root.srelplt && s != htab->srelplt2)
- relocs = TRUE;
+ relocs = true;
/* We use the reloc_count field as a counter if we need
to copy relocs into the output file. */
/* Allocate memory for the section contents. */
s->contents = (unsigned char *) bfd_zalloc (dynobj, s->size);
if (s->contents == NULL)
- return FALSE;
+ return false;
}
return _bfd_elf_maybe_vxworks_add_dynamic_tags (output_bfd, info,
/* Size sections even though they're not dynamic. We use it to setup
_TLS_MODULE_BASE_, if needed. */
-static bfd_boolean
+static bool
elf32_arm_always_size_sections (bfd *output_bfd,
struct bfd_link_info *info)
{
htab = elf32_arm_hash_table (info);
if (bfd_link_relocatable (info))
- return TRUE;
+ return true;
tls_sec = elf_hash_table (info)->tls_sec;
struct elf_link_hash_entry *tlsbase;
tlsbase = elf_link_hash_lookup
- (elf_hash_table (info), "_TLS_MODULE_BASE_", TRUE, TRUE, FALSE);
+ (elf_hash_table (info), "_TLS_MODULE_BASE_", true, true, false);
if (tlsbase)
{
if (!(_bfd_generic_link_add_one_symbol
(info, output_bfd, "_TLS_MODULE_BASE_", BSF_LOCAL,
- tls_sec, 0, NULL, FALSE,
+ tls_sec, 0, NULL, false,
bed->collect, &bh)))
- return FALSE;
+ return false;
tlsbase->type = STT_TLS;
tlsbase = (struct elf_link_hash_entry *)bh;
tlsbase->def_regular = 1;
tlsbase->other = STV_HIDDEN;
- (*bed->elf_backend_hide_symbol) (info, tlsbase, TRUE);
+ (*bed->elf_backend_hide_symbol) (info, tlsbase, true);
}
}
if (htab->fdpic_p && !bfd_link_relocatable (info)
&& !bfd_elf_stack_segment_size (output_bfd, info,
"__stacksize", DEFAULT_STACK_SIZE))
- return FALSE;
+ return false;
- return TRUE;
+ return true;
}
/* Finish up dynamic symbol handling. We set the contents of various
dynamic sections here. */
-static bfd_boolean
+static bool
elf32_arm_finish_dynamic_symbol (bfd * output_bfd,
struct bfd_link_info * info,
struct elf_link_hash_entry * h,
htab = elf32_arm_hash_table (info);
if (htab == NULL)
- return FALSE;
+ return false;
eh = (struct elf32_arm_link_hash_entry *) h;
BFD_ASSERT (h->dynindx != -1);
if (! elf32_arm_populate_plt_entry (output_bfd, info, &h->plt, &eh->plt,
h->dynindx, 0))
- return FALSE;
+ return false;
}
if (!h->def_regular)
&& h == htab->root.hgot))
sym->st_shndx = SHN_ABS;
- return TRUE;
+ return true;
}
static void
/* Finish up the dynamic sections. */
-static bfd_boolean
+static bool
elf32_arm_finish_dynamic_sections (bfd * output_bfd, struct bfd_link_info * info)
{
bfd * dynobj;
htab = elf32_arm_hash_table (info);
if (htab == NULL)
- return FALSE;
+ return false;
dynobj = elf_hash_table (info)->dynobj;
/* A broken linker script might have discarded the dynamic sections.
Catch this here so that we do not seg-fault later on. */
if (sgot != NULL && bfd_is_abs_section (sgot->output_section))
- return FALSE;
+ return false;
sdyn = bfd_get_linker_section (dynobj, ".dynamic");
if (elf_hash_table (info)->dynamic_sections_created)
splt = htab->root.splt;
BFD_ASSERT (splt != NULL && sdyn != NULL);
- BFD_ASSERT (htab->root.target_os == is_symbian || sgot != NULL);
+ BFD_ASSERT (sgot != NULL);
dyncon = (Elf32_External_Dyn *) sdyn->contents;
dynconend = (Elf32_External_Dyn *) (sdyn->contents + sdyn->size);
switch (dyn.d_tag)
{
- unsigned int type;
-
default:
if (htab->root.target_os == is_vxworks
&& elf_vxworks_finish_dynamic_entry (output_bfd, &dyn))
break;
case DT_HASH:
- name = ".hash";
- goto get_vma_if_bpabi;
case DT_STRTAB:
- name = ".dynstr";
- goto get_vma_if_bpabi;
case DT_SYMTAB:
- name = ".dynsym";
- goto get_vma_if_bpabi;
case DT_VERSYM:
- name = ".gnu.version";
- goto get_vma_if_bpabi;
case DT_VERDEF:
- name = ".gnu.version_d";
- goto get_vma_if_bpabi;
case DT_VERNEED:
- name = ".gnu.version_r";
- goto get_vma_if_bpabi;
+ break;
case DT_PLTGOT:
- name = (htab->root.target_os == is_symbian
- ? ".got" : ".got.plt");
+ name = ".got.plt";
goto get_vma;
case DT_JMPREL:
name = RELOC_SECTION (htab, ".plt");
_bfd_error_handler
(_("could not find section %s"), name);
bfd_set_error (bfd_error_invalid_operation);
- return FALSE;
+ return false;
}
- if (htab->root.target_os != is_symbian)
- dyn.d_un.d_ptr = s->output_section->vma + s->output_offset;
- else
- /* In the BPABI, tags in the PT_DYNAMIC section point
- at the file offset, not the memory address, for the
- convenience of the post linker. */
- dyn.d_un.d_ptr = s->output_section->filepos + s->output_offset;
+ dyn.d_un.d_ptr = s->output_section->vma + s->output_offset;
bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
break;
- get_vma_if_bpabi:
- if (htab->root.target_os == is_symbian)
- goto get_vma;
- break;
-
case DT_PLTRELSZ:
s = htab->root.srelplt;
BFD_ASSERT (s != NULL);
case DT_RELASZ:
case DT_REL:
case DT_RELA:
- /* In the BPABI, the DT_REL tag must point at the file
- offset, not the VMA, of the first relocation
- section. So, we use code similar to that in
- elflink.c, but do not check for SHF_ALLOC on the
- relocation section, since relocation sections are
- never allocated under the BPABI. PLT relocs are also
- included. */
- if (htab->root.target_os == is_symbian)
- {
- unsigned int i;
- type = ((dyn.d_tag == DT_REL || dyn.d_tag == DT_RELSZ)
- ? SHT_REL : SHT_RELA);
- dyn.d_un.d_val = 0;
- for (i = 1; i < elf_numsections (output_bfd); i++)
- {
- Elf_Internal_Shdr *hdr
- = elf_elfsections (output_bfd)[i];
- if (hdr->sh_type == type)
- {
- if (dyn.d_tag == DT_RELSZ
- || dyn.d_tag == DT_RELASZ)
- dyn.d_un.d_val += hdr->sh_size;
- else if ((ufile_ptr) hdr->sh_offset
- <= dyn.d_un.d_val - 1)
- dyn.d_un.d_val = hdr->sh_offset;
- }
- }
- bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
- }
break;
case DT_TLSDESC_PLT:
struct elf_link_hash_entry * eh;
eh = elf_link_hash_lookup (elf_hash_table (info), name,
- FALSE, FALSE, TRUE);
+ false, false, true);
if (eh != NULL
&& ARM_GET_SYM_BRANCH_TYPE (eh->target_internal)
== ST_BRANCH_TO_THUMB)
+ hgot->root.u.def.section->output_section->vma
+ hgot->root.u.def.section->output_offset;
- arm_elf_add_rofixup(output_bfd, htab->srofixup, got_value);
+ arm_elf_add_rofixup (output_bfd, htab->srofixup, got_value);
/* Make sure we allocated and generated the same number of fixups. */
BFD_ASSERT (htab->srofixup->reloc_count * 4 == htab->srofixup->size);
}
- return TRUE;
+ return true;
}
-static bfd_boolean
+static bool
elf32_arm_init_file_header (bfd *abfd, struct bfd_link_info *link_info)
{
Elf_Internal_Ehdr * i_ehdrp; /* ELF file header, internal form. */
struct elf_segment_map *m;
if (!_bfd_elf_init_file_header (abfd, link_info))
- return FALSE;
+ return false;
i_ehdrp = elf_elfheader (abfd);
m->p_flags_valid = 1;
}
}
- return TRUE;
+ return true;
}
static enum elf_reloc_type_class
const asection *rel_sec ATTRIBUTE_UNUSED,
const Elf_Internal_Rela *rela)
{
+ struct elf32_arm_link_hash_table *htab = elf32_arm_hash_table (info);
+
+ if (htab->root.dynsym != NULL
+ && htab->root.dynsym->contents != NULL)
+ {
+ /* Check relocation against STT_GNU_IFUNC symbol if there are
+ dynamic symbols. */
+ bfd *abfd = info->output_bfd;
+ const struct elf_backend_data *bed = get_elf_backend_data (abfd);
+ unsigned long r_symndx = ELF32_R_SYM (rela->r_info);
+ if (r_symndx != STN_UNDEF)
+ {
+ Elf_Internal_Sym sym;
+ if (!bed->s->swap_symbol_in (abfd,
+ (htab->root.dynsym->contents
+ + r_symndx * bed->s->sizeof_sym),
+ 0, &sym))
+ {
+ /* xgettext:c-format */
+ _bfd_error_handler (_("%pB symbol number %lu references"
+ " nonexistent SHT_SYMTAB_SHNDX section"),
+ abfd, r_symndx);
+ /* Ideally an error class should be returned here. */
+ }
+ else if (ELF_ST_TYPE (sym.st_info) == STT_GNU_IFUNC)
+ return reloc_class_ifunc;
+ }
+ }
+
switch ((int) ELF32_R_TYPE (rela->r_info))
{
case R_ARM_RELATIVE:
bfd_arm_update_notes (abfd, ARM_NOTE_SECTION);
}
-static bfd_boolean
+static bool
elf32_arm_final_write_processing (bfd *abfd)
{
arm_final_write_processing (abfd);
/* Return TRUE if this is an unwinding table entry. */
-static bfd_boolean
+static bool
is_arm_elf_unwind_section_name (bfd * abfd ATTRIBUTE_UNUSED, const char * name)
{
- return (CONST_STRNEQ (name, ELF_STRING_ARM_unwind)
- || CONST_STRNEQ (name, ELF_STRING_ARM_unwind_once));
+ return (startswith (name, ELF_STRING_ARM_unwind)
+ || startswith (name, ELF_STRING_ARM_unwind_once));
}
/* Set the type and flags for an ARM section. We do this by
the section name, which is a hack, but ought to work. */
-static bfd_boolean
+static bool
elf32_arm_fake_sections (bfd * abfd, Elf_Internal_Shdr * hdr, asection * sec)
{
const char * name;
if (sec->flags & SEC_ELF_PURECODE)
hdr->sh_flags |= SHF_ARM_PURECODE;
- return TRUE;
+ return true;
}
/* Handle an ARM specific section when reading an object file. This is
called when bfd_section_from_shdr finds a section with an unknown
type. */
-static bfd_boolean
+static bool
elf32_arm_section_from_shdr (bfd *abfd,
Elf_Internal_Shdr * hdr,
const char *name,
break;
default:
- return FALSE;
+ return false;
}
if (! _bfd_elf_make_section_from_shdr (abfd, hdr, name, shindex))
- return FALSE;
+ return false;
- return TRUE;
+ return true;
}
static _arm_elf_section_data *
/* Output a single mapping symbol. */
-static bfd_boolean
+static bool
elf32_arm_output_map_sym (output_arch_syminfo *osi,
enum map_symbol_type type,
bfd_vma offset)
/* Output mapping symbols for the PLT entry described by ROOT_PLT and ARM_PLT.
IS_IPLT_ENTRY_P says whether the PLT is in .iplt rather than .plt. */
-static bfd_boolean
+static bool
elf32_arm_output_plt_map_1 (output_arch_syminfo *osi,
- bfd_boolean is_iplt_entry_p,
+ bool is_iplt_entry_p,
union gotplt_union *root_plt,
struct arm_plt_info *arm_plt)
{
bfd_vma addr, plt_header_size;
if (root_plt->offset == (bfd_vma) -1)
- return TRUE;
+ return true;
htab = elf32_arm_hash_table (osi->info);
if (htab == NULL)
- return FALSE;
+ return false;
if (is_iplt_entry_p)
{
(osi->info->output_bfd, osi->sec->output_section));
addr = root_plt->offset & -2;
- if (htab->root.target_os == is_symbian)
- {
- if (!elf32_arm_output_map_sym (osi, ARM_MAP_ARM, addr))
- return FALSE;
- if (!elf32_arm_output_map_sym (osi, ARM_MAP_DATA, addr + 4))
- return FALSE;
- }
- else if (htab->root.target_os == is_vxworks)
+ if (htab->root.target_os == is_vxworks)
{
if (!elf32_arm_output_map_sym (osi, ARM_MAP_ARM, addr))
- return FALSE;
+ return false;
if (!elf32_arm_output_map_sym (osi, ARM_MAP_DATA, addr + 8))
- return FALSE;
+ return false;
if (!elf32_arm_output_map_sym (osi, ARM_MAP_ARM, addr + 12))
- return FALSE;
+ return false;
if (!elf32_arm_output_map_sym (osi, ARM_MAP_DATA, addr + 20))
- return FALSE;
+ return false;
}
else if (htab->root.target_os == is_nacl)
{
if (!elf32_arm_output_map_sym (osi, ARM_MAP_ARM, addr))
- return FALSE;
+ return false;
}
else if (htab->fdpic_p)
{
- enum map_symbol_type type = using_thumb_only(htab)
+ enum map_symbol_type type = using_thumb_only (htab)
? ARM_MAP_THUMB
: ARM_MAP_ARM;
if (elf32_arm_plt_needs_thumb_stub_p (osi->info, arm_plt))
if (!elf32_arm_output_map_sym (osi, ARM_MAP_THUMB, addr - 4))
- return FALSE;
+ return false;
if (!elf32_arm_output_map_sym (osi, type, addr))
- return FALSE;
+ return false;
if (!elf32_arm_output_map_sym (osi, ARM_MAP_DATA, addr + 16))
- return FALSE;
- if (htab->plt_entry_size == 4 * ARRAY_SIZE(elf32_arm_fdpic_plt_entry))
+ return false;
+ if (htab->plt_entry_size == 4 * ARRAY_SIZE (elf32_arm_fdpic_plt_entry))
if (!elf32_arm_output_map_sym (osi, type, addr + 24))
- return FALSE;
+ return false;
}
else if (using_thumb_only (htab))
{
if (!elf32_arm_output_map_sym (osi, ARM_MAP_THUMB, addr))
- return FALSE;
+ return false;
}
else
{
- bfd_boolean thumb_stub_p;
+ bool thumb_stub_p;
thumb_stub_p = elf32_arm_plt_needs_thumb_stub_p (osi->info, arm_plt);
if (thumb_stub_p)
{
if (!elf32_arm_output_map_sym (osi, ARM_MAP_THUMB, addr - 4))
- return FALSE;
+ return false;
}
#ifdef FOUR_WORD_PLT
if (!elf32_arm_output_map_sym (osi, ARM_MAP_ARM, addr))
- return FALSE;
+ return false;
if (!elf32_arm_output_map_sym (osi, ARM_MAP_DATA, addr + 12))
- return FALSE;
+ return false;
#else
/* A three-word PLT with no Thumb thunk contains only Arm code,
so only need to output a mapping symbol for the first PLT entry and
if (thumb_stub_p || addr == plt_header_size)
{
if (!elf32_arm_output_map_sym (osi, ARM_MAP_ARM, addr))
- return FALSE;
+ return false;
}
#endif
}
- return TRUE;
+ return true;
}
/* Output mapping symbols for PLT entries associated with H. */
-static bfd_boolean
+static bool
elf32_arm_output_plt_map (struct elf_link_hash_entry *h, void *inf)
{
output_arch_syminfo *osi = (output_arch_syminfo *) inf;
struct elf32_arm_link_hash_entry *eh;
if (h->root.type == bfd_link_hash_indirect)
- return TRUE;
+ return true;
if (h->root.type == bfd_link_hash_warning)
/* When warning symbols are created, they **replace** the "real"
/* Output a single local symbol for a generated stub. */
-static bfd_boolean
+static bool
elf32_arm_output_stub_sym (output_arch_syminfo *osi, const char *name,
bfd_vma offset, bfd_vma size)
{
return osi->func (osi->flaginfo, name, &sym, osi->sec, NULL) == 1;
}
-static bfd_boolean
+static bool
arm_map_one_stub (struct bfd_hash_entry * gen_entry,
void * in_arg)
{
/* Ensure this stub is attached to the current section being
processed. */
if (stub_sec != osi->sec)
- return TRUE;
+ return true;
addr = (bfd_vma) stub_entry->stub_offset;
template_sequence = stub_entry->stub_template;
case ARM_TYPE:
if (!elf32_arm_output_stub_sym (osi, stub_name, addr,
stub_entry->stub_size))
- return FALSE;
+ return false;
break;
case THUMB16_TYPE:
case THUMB32_TYPE:
if (!elf32_arm_output_stub_sym (osi, stub_name, addr | 1,
stub_entry->stub_size))
- return FALSE;
+ return false;
break;
default:
BFD_FAIL ();
default:
BFD_FAIL ();
- return FALSE;
+ return false;
}
if (template_sequence[i].type != prev_type)
{
prev_type = template_sequence[i].type;
if (!elf32_arm_output_map_sym (osi, sym_type, addr + size))
- return FALSE;
+ return false;
}
switch (template_sequence[i].type)
default:
BFD_FAIL ();
- return FALSE;
+ return false;
}
}
- return TRUE;
+ return true;
}
/* Output mapping symbols for linker generated sections,
and for those data-only sections that do not have a
$d. */
-static bfd_boolean
+static bool
elf32_arm_output_arch_local_syms (bfd *output_bfd,
struct bfd_link_info *info,
void *flaginfo,
bfd_size_type size;
bfd *input_bfd;
+ if (info->strip == strip_all
+ && !info->emitrelocations
+ && !bfd_link_relocatable (info))
+ return true;
+
htab = elf32_arm_hash_table (info);
if (htab == NULL)
- return FALSE;
+ return false;
check_use_blx (htab);
osi.sec_shndx = (_bfd_elf_section_from_bfd_section
(output_bfd, osi.sec->output_section));
- /* Output mapping symbols for the plt header. SymbianOS does not have a
- plt header. */
+ /* Output mapping symbols for the plt header. */
if (htab->root.target_os == is_vxworks)
{
/* VxWorks shared libraries have no PLT header. */
if (!bfd_link_pic (info))
{
if (!elf32_arm_output_map_sym (&osi, ARM_MAP_ARM, 0))
- return FALSE;
+ return false;
if (!elf32_arm_output_map_sym (&osi, ARM_MAP_DATA, 12))
- return FALSE;
+ return false;
}
}
else if (htab->root.target_os == is_nacl)
{
if (!elf32_arm_output_map_sym (&osi, ARM_MAP_ARM, 0))
- return FALSE;
+ return false;
}
else if (using_thumb_only (htab) && !htab->fdpic_p)
{
if (!elf32_arm_output_map_sym (&osi, ARM_MAP_THUMB, 0))
- return FALSE;
+ return false;
if (!elf32_arm_output_map_sym (&osi, ARM_MAP_DATA, 12))
- return FALSE;
+ return false;
if (!elf32_arm_output_map_sym (&osi, ARM_MAP_THUMB, 16))
- return FALSE;
+ return false;
}
- else if (htab->root.target_os != is_symbian && !htab->fdpic_p)
+ else if (!htab->fdpic_p)
{
if (!elf32_arm_output_map_sym (&osi, ARM_MAP_ARM, 0))
- return FALSE;
+ return false;
#ifndef FOUR_WORD_PLT
if (!elf32_arm_output_map_sym (&osi, ARM_MAP_DATA, 16))
- return FALSE;
+ return false;
#endif
}
}
osi.sec_shndx = (_bfd_elf_section_from_bfd_section
(output_bfd, osi.sec->output_section));
if (!elf32_arm_output_map_sym (&osi, ARM_MAP_ARM, 0))
- return FALSE;
+ return false;
}
if ((htab->root.splt && htab->root.splt->size > 0)
|| (htab->root.iplt && htab->root.iplt->size > 0))
if (local_iplt != NULL)
{
num_syms = elf_symtab_hdr (input_bfd).sh_info;
+ if (num_syms > elf32_arm_num_entries (input_bfd))
+ {
+ _bfd_error_handler (_("\
+%pB: Number of symbols in input file has increased from %lu to %u\n"),
+ input_bfd,
+ (unsigned long) elf32_arm_num_entries (input_bfd),
+ num_syms);
+ return false;
+ }
for (i = 0; i < num_syms; i++)
if (local_iplt[i] != NULL
- && !elf32_arm_output_plt_map_1 (&osi, TRUE,
+ && !elf32_arm_output_plt_map_1 (&osi, true,
&local_iplt[i]->root,
&local_iplt[i]->arm))
- return FALSE;
+ return false;
}
}
}
/* Mapping symbols for the lazy tls trampoline. */
if (!elf32_arm_output_map_sym (&osi, ARM_MAP_ARM,
htab->root.tlsdesc_plt))
- return FALSE;
+ return false;
if (!elf32_arm_output_map_sym (&osi, ARM_MAP_DATA,
htab->root.tlsdesc_plt + 24))
- return FALSE;
+ return false;
}
if (htab->tls_trampoline != 0)
{
/* Mapping symbols for the tls trampoline. */
if (!elf32_arm_output_map_sym (&osi, ARM_MAP_ARM, htab->tls_trampoline))
- return FALSE;
+ return false;
#ifdef FOUR_WORD_PLT
if (!elf32_arm_output_map_sym (&osi, ARM_MAP_DATA,
htab->tls_trampoline + 12))
- return FALSE;
+ return false;
#endif
}
- return TRUE;
+ return true;
}
/* Filter normal symbols of CMSE entry functions of ABFD to include in
}
snprintf (cmse_name, maxnamelen, "%s%s", CMSE_PREFIX, name);
cmse_hash = (struct elf32_arm_link_hash_entry *)
- elf_link_hash_lookup (&(htab)->root, cmse_name, FALSE, FALSE, TRUE);
+ elf_link_hash_lookup (&(htab)->root, cmse_name, false, false, true);
if (!cmse_hash
|| (cmse_hash->root.root.type != bfd_link_hash_defined
/* Allocate target specific section data. */
-static bfd_boolean
+static bool
elf32_arm_new_section_hook (bfd *abfd, asection *sec)
{
if (!sec->used_by_bfd)
sdata = (_arm_elf_section_data *) bfd_zalloc (abfd, amt);
if (sdata == NULL)
- return FALSE;
+ return false;
sec->used_by_bfd = sdata;
}
/* Helper to insert branches to Cortex-A8 erratum stubs in the right
places for a particular section. */
-static bfd_boolean
+static bool
make_branch_to_a8_stub (struct bfd_hash_entry *gen_entry,
void *in_arg)
{
if (stub_entry->target_section != data->writing_section
|| stub_entry->stub_type < arm_stub_a8_veneer_lwm)
- return TRUE;
+ return true;
contents = data->contents;
{
_bfd_error_handler (_("%pB: error: Cortex-A8 erratum stub is "
"allocated in unsafe location"), abfd);
- return FALSE;
+ return false;
}
switch (stub_entry->stub_type)
happens. */
_bfd_error_handler (_("%pB: error: Cortex-A8 erratum stub out "
"of range (input file too large)"), abfd);
- return FALSE;
+ return false;
}
/* i1 = not(j1 eor s), so:
default:
BFD_FAIL ();
- return FALSE;
+ return false;
}
bfd_put_16 (abfd, (branch_insn >> 16) & 0xffff, &contents[loc]);
bfd_put_16 (abfd, branch_insn & 0xffff, &contents[loc + 2]);
- return TRUE;
+ return true;
}
/* Beginning of stm32l4xx work-around. */
}
else
{
- bfd_boolean is_dp = /* DP encoding. */
+ bool is_dp = /* DP encoding. */
(initial_insn & 0xfe100f00) == 0xec100b00;
- bfd_boolean is_ia_nobang = /* (IA without !). */
+ bool is_ia_nobang = /* (IA without !). */
(((initial_insn << 7) >> 28) & 0xd) == 0x4;
- bfd_boolean is_ia_bang = /* (IA with !) - includes VPOP. */
+ bool is_ia_bang = /* (IA with !) - includes VPOP. */
(((initial_insn << 7) >> 28) & 0xd) == 0x5;
- bfd_boolean is_db_bang = /* (DB with !). */
+ bool is_db_bang = /* (DB with !). */
(((initial_insn << 7) >> 28) & 0xd) == 0x9;
int base_reg = ((unsigned int) initial_insn << 12) >> 28;
/* d = UInt (Vd:D);. */
/* Do code byteswapping. Return FALSE afterwards so that the section is
written out as normal. */
-static bfd_boolean
+static bool
elf32_arm_write_section (bfd *output_bfd,
struct bfd_link_info *link_info,
asection *sec,
unsigned int i;
if (globals == NULL)
- return FALSE;
+ return false;
/* If this section has not been allocated an _arm_elf_section_data
structure then we cannot record anything. */
arm_data = get_arm_elf_section_data (sec);
if (arm_data == NULL)
- return FALSE;
+ return false;
mapcount = arm_data->mapcount;
map = arm_data->map;
bfd_vma add_to_offsets = 0;
if (edited_contents == NULL)
- return FALSE;
+ return false;
for (in_index = 0, out_index = 0; in_index * 8 < input_size || edit_node;)
{
if (edit_node)
edited_contents,
(file_ptr) sec->output_offset, sec->size);
- return TRUE;
+ return true;
}
/* Fix code to point to Cortex-A8 erratum stubs. */
}
if (mapcount == 0)
- return FALSE;
+ return false;
if (globals->byteswap_code)
{
arm_data->mapsize = 0;
arm_data->map = NULL;
- return FALSE;
+ return false;
}
/* Mangle thumb function symbols as we read them in. */
-static bfd_boolean
+static bool
elf32_arm_swap_symbol_in (bfd * abfd,
const void *psrc,
const void *pshn,
Elf_Internal_Sym *dst)
{
if (!bfd_elf32_swap_symbol_in (abfd, psrc, pshn, dst))
- return FALSE;
+ return false;
dst->st_target_internal = 0;
/* New EABI objects mark thumb function symbols by setting the low bit of
else
ARM_SET_SYM_BRANCH_TYPE (dst->st_target_internal, ST_BRANCH_UNKNOWN);
- return TRUE;
+ return true;
}
/* Add the PT_ARM_EXIDX program header. */
-static bfd_boolean
+static bool
elf32_arm_modify_segment_map (bfd *abfd,
struct bfd_link_info *info ATTRIBUTE_UNUSED)
{
m = (struct elf_segment_map *)
bfd_zalloc (abfd, sizeof (struct elf_segment_map));
if (m == NULL)
- return FALSE;
+ return false;
m->p_type = PT_ARM_EXIDX;
m->count = 1;
m->sections[0] = sec;
}
}
- return TRUE;
+ return true;
}
/* We may add a PT_ARM_EXIDX program header. */
/* Hook called by the linker routine which adds symbols from an object
file. */
-static bfd_boolean
+static bool
elf32_arm_add_symbol_hook (bfd *abfd, struct bfd_link_info *info,
Elf_Internal_Sym *sym, const char **namep,
flagword *flagsp, asection **secp, bfd_vma *valp)
{
if (elf32_arm_hash_table (info) == NULL)
- return FALSE;
+ return false;
if (elf32_arm_hash_table (info)->root.target_os == is_vxworks
&& !elf_vxworks_add_symbol_hook (abfd, info, sym, namep,
flagsp, secp, valp))
- return FALSE;
+ return false;
- return TRUE;
+ return true;
}
/* We use this to override swap_symbol_in and swap_symbol_out. */
or (bfd_vma) -1 if size can not be determined. */
static bfd_vma
-elf32_arm_plt0_size (const bfd *abfd, const bfd_byte *addr)
+elf32_arm_plt0_size (const bfd *abfd, const bfd_byte *addr,
+ bfd_size_type data_size)
{
bfd_vma first_word;
bfd_vma plt0_size;
+ if (data_size < 4)
+ return (bfd_vma) -1;
+
first_word = read_code32 (abfd, addr);
if (first_word == elf32_arm_plt0_entry[0])
or (bfd_vma) -1 if size can not be determined. */
static bfd_vma
-elf32_arm_plt_size (const bfd *abfd, const bfd_byte *start, bfd_vma offset)
+elf32_arm_plt_size (const bfd *abfd, const bfd_byte *start, bfd_vma offset,
+ bfd_size_type data_size)
{
bfd_vma first_insn;
bfd_vma plt_size = 0;
- const bfd_byte *addr = start + offset;
/* PLT entry size if fixed on Thumb-only platforms. */
if (read_code32 (abfd, start) == elf32_thumb2_plt0_entry[0])
- return 4 * ARRAY_SIZE (elf32_thumb2_plt_entry);
+ return 4 * ARRAY_SIZE (elf32_thumb2_plt_entry);
/* Respect Thumb stub if necessary. */
- if (read_code16 (abfd, addr) == elf32_arm_plt_thumb_stub[0])
+ if (offset + 2 > data_size)
+ return (bfd_vma) -1;
+ if (read_code16 (abfd, start + offset) == elf32_arm_plt_thumb_stub[0])
{
- plt_size += 2 * ARRAY_SIZE(elf32_arm_plt_thumb_stub);
+ plt_size += 2 * ARRAY_SIZE (elf32_arm_plt_thumb_stub);
}
/* Strip immediate from first add. */
- first_insn = read_code32 (abfd, addr + plt_size) & 0xffffff00;
+ if (offset + plt_size + 4 > data_size)
+ return (bfd_vma) -1;
+ first_insn = read_code32 (abfd, start + offset + plt_size) & 0xffffff00;
#ifdef FOUR_WORD_PLT
if (first_insn == elf32_arm_plt_entry[0])
if (plt == NULL)
return 0;
- if (!elf32_arm_size_info.slurp_reloc_table (abfd, relplt, dynsyms, TRUE))
+ if (!elf32_arm_size_info.slurp_reloc_table (abfd, relplt, dynsyms, true))
return -1;
- data = plt->contents;
- if (data == NULL)
- {
- if (!bfd_get_full_section_contents(abfd, (asection *) plt, &data) || data == NULL)
- return -1;
- bfd_cache_section_contents((asection *) plt, data);
- }
+ data = NULL;
+ if (!bfd_get_full_section_contents (abfd, plt, &data))
+ return -1;
- count = relplt->size / hdr->sh_entsize;
+ count = NUM_SHDR_ENTRIES (hdr);
size = count * sizeof (asymbol);
p = relplt->relocation;
for (i = 0; i < count; i++, p += elf32_arm_size_info.int_rels_per_ext_rel)
size += sizeof ("+0x") - 1 + 8;
}
- s = *ret = (asymbol *) bfd_malloc (size);
- if (s == NULL)
- return -1;
-
- offset = elf32_arm_plt0_size (abfd, data);
- if (offset == (bfd_vma) -1)
- return -1;
+ offset = elf32_arm_plt0_size (abfd, data, plt->size);
+ if (offset == (bfd_vma) -1
+ || (s = *ret = (asymbol *) bfd_malloc (size)) == NULL)
+ {
+ free (data);
+ return -1;
+ }
names = (char *) (s + count);
p = relplt->relocation;
{
size_t len;
- bfd_vma plt_size = elf32_arm_plt_size (abfd, data, offset);
+ bfd_vma plt_size = elf32_arm_plt_size (abfd, data, offset, plt->size);
if (plt_size == (bfd_vma) -1)
break;
offset += plt_size;
}
+ free (data);
return n;
}
-static bfd_boolean
+static bool
elf32_arm_section_flags (const Elf_Internal_Shdr *hdr)
{
if (hdr->sh_flags & SHF_ARM_PURECODE)
hdr->bfd_section->flags |= SEC_ELF_PURECODE;
- return TRUE;
+ return true;
}
static flagword
FALSE otherwise. ISECTION is the best guess matching section from the
input bfd IBFD, but it might be NULL. */
-static bfd_boolean
+static bool
elf32_arm_copy_special_section_fields (const bfd *ibfd ATTRIBUTE_UNUSED,
bfd *obfd ATTRIBUTE_UNUSED,
const Elf_Internal_Shdr *isection ATTRIBUTE_UNUSED,
then the index section should be too. */
if (oheaders[i]->sh_flags & SHF_GROUP)
osection->sh_flags |= SHF_GROUP;
- return TRUE;
+ return true;
}
}
break;
break;
}
- return FALSE;
+ return false;
}
/* Returns TRUE if NAME is an ARM mapping symbol.
Other tools might also produce $b (Thumb BL), $f, $p, $m and $v, but we do
not support them here. $t.x indicates the start of ThumbEE instructions. */
-static bfd_boolean
+static bool
is_arm_mapping_symbol (const char * name)
{
return name != NULL /* Paranoia. */
#define ELF_ARCH bfd_arch_arm
#define ELF_TARGET_ID ARM_ELF_DATA
#define ELF_MACHINE_CODE EM_ARM
-#ifdef __QNXTARGET__
#define ELF_MAXPAGESIZE 0x1000
-#else
-#define ELF_MAXPAGESIZE 0x10000
-#endif
-#define ELF_MINPAGESIZE 0x1000
#define ELF_COMMONPAGESIZE 0x1000
#define bfd_elf32_mkobject elf32_arm_mkobject
#define elf_backend_dtrel_excludes_plt 1
#define elf_backend_got_header_size 12
-#define elf_backend_extern_protected_data 1
+#define elf_backend_extern_protected_data 0
#undef elf_backend_obj_attrs_vendor
#define elf_backend_obj_attrs_vendor "aeabi"
#undef elf_backend_lookup_section_flags_hook
#define elf_backend_lookup_section_flags_hook elf32_arm_lookup_section_flags
-#define elf_backend_linux_prpsinfo32_ugid16 TRUE
+#define elf_backend_linux_prpsinfo32_ugid16 true
#include "elf32-target.h"
really need to use elf32_arm_modify_segment_map. But we do it
anyway just to reduce gratuitous differences with the stock ARM backend. */
-static bfd_boolean
+static bool
elf32_arm_nacl_modify_segment_map (bfd *abfd, struct bfd_link_info *info)
{
return (elf32_arm_modify_segment_map (abfd, info)
&& nacl_modify_segment_map (abfd, info));
}
-static bfd_boolean
+static bool
elf32_arm_nacl_final_write_processing (bfd *abfd)
{
arm_final_write_processing (abfd);
#undef elf_backend_final_write_processing
#define elf_backend_final_write_processing elf32_arm_final_write_processing
#undef ELF_MINPAGESIZE
-#define ELF_MINPAGESIZE 0x1000
#undef ELF_COMMONPAGESIZE
#define ELF_COMMONPAGESIZE 0x1000
/* We need dynamic symbols for every section, since segments can
relocate independently. */
-static bfd_boolean
+static bool
elf32_arm_fdpic_omit_section_dynsym (bfd *output_bfd ATTRIBUTE_UNUSED,
struct bfd_link_info *info
ATTRIBUTE_UNUSED,
/* If sh_type is yet undecided, assume it could be
SHT_PROGBITS/SHT_NOBITS. */
case SHT_NULL:
- return FALSE;
+ return false;
/* There shouldn't be section relative relocations
against any other section. */
default:
- return TRUE;
+ return true;
}
}
return ret;
}
-static bfd_boolean
+static bool
elf32_arm_vxworks_final_write_processing (bfd *abfd)
{
arm_final_write_processing (abfd);
/* Merge backend specific data from an object file to the output
object file when linking. */
-static bfd_boolean
+static bool
elf32_arm_merge_private_bfd_data (bfd *ibfd, struct bfd_link_info *info)
{
bfd *obfd = info->output_bfd;
flagword out_flags;
flagword in_flags;
- bfd_boolean flags_compatible = TRUE;
+ bool flags_compatible = true;
asection *sec;
/* Check if we have the same endianness. */
if (! _bfd_generic_verify_endian_match (ibfd, info))
- return FALSE;
+ return false;
if (! is_arm_elf (ibfd) || ! is_arm_elf (obfd))
- return TRUE;
+ return true;
if (!elf32_arm_merge_eabi_attributes (ibfd, info))
- return FALSE;
+ return false;
/* The input BFD must have had its flags initialised. */
/* The following seems bogus to me -- The flags are initialized in
{
_bfd_error_handler (_("error: %pB is already in final BE8 format"),
ibfd);
- return FALSE;
+ return false;
}
if (!elf_flags_init (obfd))
to the default values. */
if (bfd_get_arch_info (ibfd)->the_default
&& elf_elfheader (ibfd)->e_flags == 0)
- return TRUE;
+ return true;
- elf_flags_init (obfd) = TRUE;
+ elf_flags_init (obfd) = true;
elf_elfheader (obfd)->e_flags = in_flags;
if (bfd_get_arch (obfd) == bfd_get_arch (ibfd)
&& bfd_get_arch_info (obfd)->the_default)
return bfd_set_arch_mach (obfd, bfd_get_arch (ibfd), bfd_get_mach (ibfd));
- return TRUE;
+ return true;
}
/* Determine what should happen if the input ARM architecture
does not match the output ARM architecture. */
if (! bfd_arm_merge_machines (ibfd, obfd))
- return FALSE;
+ return false;
/* Identical flags must be compatible. */
if (in_flags == out_flags)
- return TRUE;
+ return true;
/* Check to see if the input BFD actually contains any sections. If
not, its flags may not have been initialised either, but it
in data sections ? */
if (!(ibfd->flags & DYNAMIC))
{
- bfd_boolean null_input_bfd = TRUE;
- bfd_boolean only_data_sections = TRUE;
+ bool null_input_bfd = true;
+ bool only_data_sections = true;
for (sec = ibfd->sections; sec != NULL; sec = sec->next)
{
if ((bfd_section_flags (sec)
& (SEC_LOAD | SEC_CODE | SEC_HAS_CONTENTS))
== (SEC_LOAD | SEC_CODE | SEC_HAS_CONTENTS))
- only_data_sections = FALSE;
+ only_data_sections = false;
- null_input_bfd = FALSE;
+ null_input_bfd = false;
break;
}
}
if (null_input_bfd || only_data_sections)
- return TRUE;
+ return true;
}
/* Complain about various flag mismatches. */
(_("error: source object %pB has EABI version %d, but target %pB has EABI version %d"),
ibfd, (in_flags & EF_ARM_EABIMASK) >> 24,
obfd, (out_flags & EF_ARM_EABIMASK) >> 24);
- return FALSE;
+ return false;
}
/* Not sure what needs to be checked for EABI versions >= 1. */
(_("error: %pB is compiled for APCS-%d, whereas target %pB uses APCS-%d"),
ibfd, in_flags & EF_ARM_APCS_26 ? 26 : 32,
obfd, out_flags & EF_ARM_APCS_26 ? 26 : 32);
- flags_compatible = FALSE;
+ flags_compatible = false;
}
if ((in_flags & EF_ARM_APCS_FLOAT) != (out_flags & EF_ARM_APCS_FLOAT))
(_("error: %pB passes floats in integer registers, whereas %pB passes them in float registers"),
ibfd, obfd);
- flags_compatible = FALSE;
+ flags_compatible = false;
}
if ((in_flags & EF_ARM_VFP_FLOAT) != (out_flags & EF_ARM_VFP_FLOAT))
(_("error: %pB uses %s instructions, whereas %pB does not"),
ibfd, "FPA", obfd);
- flags_compatible = FALSE;
+ flags_compatible = false;
}
if ((in_flags & EF_ARM_MAVERICK_FLOAT) != (out_flags & EF_ARM_MAVERICK_FLOAT))
(_("error: %pB does not use %s instructions, whereas %pB does"),
ibfd, "Maverick", obfd);
- flags_compatible = FALSE;
+ flags_compatible = false;
}
#ifdef EF_ARM_SOFT_FLOAT
(_("error: %pB uses hardware FP, whereas %pB uses software FP"),
ibfd, obfd);
- flags_compatible = FALSE;
+ flags_compatible = false;
}
}
#endif
return flags_compatible;
}
-
-
-/* Symbian OS Targets. */
-
-#undef TARGET_LITTLE_SYM
-#define TARGET_LITTLE_SYM arm_elf32_symbian_le_vec
-#undef TARGET_LITTLE_NAME
-#define TARGET_LITTLE_NAME "elf32-littlearm-symbian"
-#undef TARGET_BIG_SYM
-#define TARGET_BIG_SYM arm_elf32_symbian_be_vec
-#undef TARGET_BIG_NAME
-#define TARGET_BIG_NAME "elf32-bigarm-symbian"
-
-/* Like elf32_arm_link_hash_table_create -- but overrides
- appropriately for Symbian OS. */
-
-static struct bfd_link_hash_table *
-elf32_arm_symbian_link_hash_table_create (bfd *abfd)
-{
- struct bfd_link_hash_table *ret;
-
- ret = elf32_arm_link_hash_table_create (abfd);
- if (ret)
- {
- struct elf32_arm_link_hash_table *htab
- = (struct elf32_arm_link_hash_table *)ret;
- /* There is no PLT header for Symbian OS. */
- htab->plt_header_size = 0;
- /* The PLT entries are each one instruction and one word. */
- htab->plt_entry_size = 4 * ARRAY_SIZE (elf32_arm_symbian_plt_entry);
- /* Symbian uses armv5t or above, so use_blx is always true. */
- htab->use_blx = 1;
- htab->root.is_relocatable_executable = 1;
- }
- return ret;
-}
-
-static const struct bfd_elf_special_section
-elf32_arm_symbian_special_sections[] =
-{
- /* In a BPABI executable, the dynamic linking sections do not go in
- the loadable read-only segment. The post-linker may wish to
- refer to these sections, but they are not part of the final
- program image. */
- { STRING_COMMA_LEN (".dynamic"), 0, SHT_DYNAMIC, 0 },
- { STRING_COMMA_LEN (".dynstr"), 0, SHT_STRTAB, 0 },
- { STRING_COMMA_LEN (".dynsym"), 0, SHT_DYNSYM, 0 },
- { STRING_COMMA_LEN (".got"), 0, SHT_PROGBITS, 0 },
- { STRING_COMMA_LEN (".hash"), 0, SHT_HASH, 0 },
- /* These sections do not need to be writable as the SymbianOS
- postlinker will arrange things so that no dynamic relocation is
- required. */
- { STRING_COMMA_LEN (".init_array"), 0, SHT_INIT_ARRAY, SHF_ALLOC },
- { STRING_COMMA_LEN (".fini_array"), 0, SHT_FINI_ARRAY, SHF_ALLOC },
- { STRING_COMMA_LEN (".preinit_array"), 0, SHT_PREINIT_ARRAY, SHF_ALLOC },
- { NULL, 0, 0, 0, 0 }
-};
-
-static void
-elf32_arm_symbian_begin_write_processing (bfd *abfd,
- struct bfd_link_info *link_info)
-{
- /* BPABI objects are never loaded directly by an OS kernel; they are
- processed by a postlinker first, into an OS-specific format. If
- the D_PAGED bit is set on the file, BFD will align segments on
- page boundaries, so that an OS can directly map the file. With
- BPABI objects, that just results in wasted space. In addition,
- because we clear the D_PAGED bit, map_sections_to_segments will
- recognize that the program headers should not be mapped into any
- loadable segment. */
- abfd->flags &= ~D_PAGED;
- elf32_arm_begin_write_processing (abfd, link_info);
-}
-
-static bfd_boolean
-elf32_arm_symbian_modify_segment_map (bfd *abfd,
- struct bfd_link_info *info)
-{
- struct elf_segment_map *m;
- asection *dynsec;
-
- /* BPABI shared libraries and executables should have a PT_DYNAMIC
- segment. However, because the .dynamic section is not marked
- with SEC_LOAD, the generic ELF code will not create such a
- segment. */
- dynsec = bfd_get_section_by_name (abfd, ".dynamic");
- if (dynsec)
- {
- for (m = elf_seg_map (abfd); m != NULL; m = m->next)
- if (m->p_type == PT_DYNAMIC)
- break;
-
- if (m == NULL)
- {
- m = _bfd_elf_make_dynamic_segment (abfd, dynsec);
- m->next = elf_seg_map (abfd);
- elf_seg_map (abfd) = m;
- }
- }
-
- /* Also call the generic arm routine. */
- return elf32_arm_modify_segment_map (abfd, info);
-}
-
-/* Return address for Ith PLT stub in section PLT, for relocation REL
- or (bfd_vma) -1 if it should not be included. */
-
-static bfd_vma
-elf32_arm_symbian_plt_sym_val (bfd_vma i, const asection *plt,
- const arelent *rel ATTRIBUTE_UNUSED)
-{
- return plt->vma + 4 * ARRAY_SIZE (elf32_arm_symbian_plt_entry) * i;
-}
-
-#undef elf32_bed
-#define elf32_bed elf32_arm_symbian_bed
-
-/* The dynamic sections are not allocated on SymbianOS; the postlinker
- will process them and then discard them. */
-#undef ELF_DYNAMIC_SEC_FLAGS
-#define ELF_DYNAMIC_SEC_FLAGS \
- (SEC_HAS_CONTENTS | SEC_IN_MEMORY | SEC_LINKER_CREATED)
-
-#undef elf_backend_emit_relocs
-
-#undef bfd_elf32_bfd_link_hash_table_create
-#define bfd_elf32_bfd_link_hash_table_create elf32_arm_symbian_link_hash_table_create
-#undef elf_backend_special_sections
-#define elf_backend_special_sections elf32_arm_symbian_special_sections
-#undef elf_backend_begin_write_processing
-#define elf_backend_begin_write_processing elf32_arm_symbian_begin_write_processing
-#undef elf_backend_final_write_processing
-#define elf_backend_final_write_processing elf32_arm_final_write_processing
-
-#undef elf_backend_modify_segment_map
-#define elf_backend_modify_segment_map elf32_arm_symbian_modify_segment_map
-
-/* There is no .got section for BPABI objects, and hence no header. */
-#undef elf_backend_got_header_size
-#define elf_backend_got_header_size 0
-
-/* Similarly, there is no .got.plt section. */
-#undef elf_backend_want_got_plt
-#define elf_backend_want_got_plt 0
-
-#undef elf_backend_plt_sym_val
-#define elf_backend_plt_sym_val elf32_arm_symbian_plt_sym_val
-
-#undef elf_backend_may_use_rel_p
-#define elf_backend_may_use_rel_p 1
-#undef elf_backend_may_use_rela_p
-#define elf_backend_may_use_rela_p 0
-#undef elf_backend_default_use_rela_p
-#define elf_backend_default_use_rela_p 0
-#undef elf_backend_want_plt_sym
-#define elf_backend_want_plt_sym 0
-#undef elf_backend_dtrel_excludes_plt
-#define elf_backend_dtrel_excludes_plt 0
-#undef ELF_MAXPAGESIZE
-#define ELF_MAXPAGESIZE 0x8000
-#undef ELF_TARGET_OS
-#define ELF_TARGET_OS is_symbian
-
-#include "elf32-target.h"
projects / thirdparty / binutils-gdb.git / blobdiff