/* Zilog (e)Z80-specific support for 32-bit ELF
- Copyright (C) 1999-2021 Free Software Foundation, Inc.
+ Copyright (C) 1999-2023 Free Software Foundation, Inc.
(Heavily copied from the S12Z port by Sergey Belyashov (sergey.belyashov@gmail.com))
This file is part of BFD, the Binary File Descriptor library.
BFD_HOWTO (BFD_RELOC_NONE,
R_Z80_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_NONE", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* A 8 bit relocation */
BFD_HOWTO (BFD_RELOC_8,
R_Z80_8, /* 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_imm8", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00, /* src_mask */
0xff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* A 8 bit index register displacement relocation */
BFD_HOWTO (BFD_RELOC_Z80_DISP8,
R_Z80_8_DIS, /* 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_signed, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"r_off", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00, /* src_mask */
0xff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* A 8 bit PC-rel relocation */
BFD_HOWTO (BFD_RELOC_8_PCREL,
R_Z80_8_PCREL, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
+ 1, /* size */
8, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"r_jr", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00, /* src_mask */
0xff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
/* An 16 bit absolute relocation */
BFD_HOWTO (BFD_RELOC_16,
R_Z80_16, /* 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_imm16", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000000, /* src_mask */
0x0000ffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* A 24 bit absolute relocation emitted by ADL mode operands */
BFD_HOWTO (BFD_RELOC_24,
R_Z80_24, /* type */
0, /* rightshift */
- 5, /* size (0 = byte, 1 = short, 2 = long) */
+ 3, /* size */
24, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"r_imm24", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000000, /* src_mask */
0x00ffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
BFD_HOWTO (BFD_RELOC_32,
R_Z80_32, /* 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_imm32", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000000, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* First (lowest) 8 bits of multibyte relocation */
BFD_HOWTO (BFD_RELOC_Z80_BYTE0,
R_Z80_BYTE0, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
+ 1, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"r_byte0", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0xff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* Second 8 bits of multibyte relocation */
BFD_HOWTO (BFD_RELOC_Z80_BYTE1,
R_Z80_BYTE1, /* type */
8, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
+ 1, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"r_byte1", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0xff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* Third 8 bits of multibyte relocation */
BFD_HOWTO (BFD_RELOC_Z80_BYTE2,
R_Z80_BYTE2, /* type */
16, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
+ 1, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"r_byte2", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0xff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* Fourth (highest) 8 bits of multibyte relocation */
BFD_HOWTO (BFD_RELOC_Z80_BYTE3,
R_Z80_BYTE3, /* type */
24, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
+ 1, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"r_byte3", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0xff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* An 16 bit absolute relocation of lower word of multibyte value */
BFD_HOWTO (BFD_RELOC_Z80_WORD0,
R_Z80_WORD0, /* type */
0, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 2, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"r_word0", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0xffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* An 16 bit absolute relocation of higher word of multibyte value */
BFD_HOWTO (BFD_RELOC_Z80_WORD1,
R_Z80_WORD1, /* type */
16, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 2, /* size */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont,/* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"r_word1", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0xffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* An 16 bit big endian absolute relocation */
BFD_HOWTO (BFD_RELOC_Z80_16_BE,
R_Z80_16_BE, /* 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 */
z80_elf_16_be_reloc, /* special_function */
"r_imm16be", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000000, /* src_mask */
0x0000ffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
};
static reloc_howto_type *
/* Set the howto pointer for an z80 ELF reloc. */
-static bfd_boolean
+static bool
z80_info_to_howto_rela (bfd *abfd, arelent *cache_ptr, Elf_Internal_Rela *dst)
{
unsigned int r_type = ELF32_R_TYPE (dst->r_info);
if (howto != NULL)
{
cache_ptr->howto = howto;
- return TRUE;
+ return true;
}
bfd_set_error (bfd_error_bad_value);
- return FALSE;
+ return false;
}
static bfd_reloc_status_type
asection *sym_sec ATTRIBUTE_UNUSED,
int is_local ATTRIBUTE_UNUSED)
{
- bfd_boolean r;
+ bool r;
reloc_howto_type *howto;
switch (r_type)
}
else
{
- bfd_boolean unresolved_reloc, warned, ignored;
+ bool unresolved_reloc, warned, ignored;
RELOC_FOR_GLOBAL_SYMBOL (info, input_bfd, input_section, rel,
r_symndx, symtab_hdr, sym_hashes,
info, sec, h == NULL);
}
- return TRUE;
+ return true;
}
/* The final processing done just before writing out a Z80 ELF object
file. This gets the Z80 architecture right based on the machine
number. */
-static bfd_boolean
+static bool
z80_elf_final_write_processing (bfd *abfd)
{
unsigned long val = bfd_get_mach (abfd);
}
/* Set the right machine number. */
-static bfd_boolean
+static bool
z80_elf_object_p (bfd *abfd)
{
unsigned int mach;
return bfd_default_set_arch_mach (abfd, bfd_arch_z80, mach);
}
-static bfd_boolean
+static bool
z80_is_local_label_name (bfd * abfd ATTRIBUTE_UNUSED,
const char * name)
{
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