/* ft32-specific support for 32-bit ELF.
- Copyright (C) 2013-2021 Free Software Foundation, Inc.
+ Copyright (C) 2013-2024 Free Software Foundation, Inc.
Copied from elf32-moxie.c which is..
- Copyright (C) 2009-2021 Free Software Foundation, Inc.
+ Copyright (C) 2009-2024 Free Software Foundation, Inc.
Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
#include "elf/ft32.h"
#include "opcode/ft32.h"
-static bfd_boolean debug_relax = FALSE;
+static bool debug_relax = false;
static bfd_reloc_status_type
bfd_elf_ft32_diff_reloc (bfd *, arelent *, asymbol *, void *,
/* This reloc does nothing. */
HOWTO (R_FT32_NONE, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- FALSE, /* pc_relative */
+ 0, /* size */
+ 0, /* bitsize */
+ false, /* pc_relative */
0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
+ complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_FT32_NONE", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* A 32 bit absolute relocation. */
HOWTO (R_FT32_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_bitfield, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_FT32_32", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000000, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_FT32_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_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_FT32_16", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000000, /* src_mask */
0x0000ffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_FT32_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_signed, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_FT32_8", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000000, /* src_mask */
0x000000ff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_FT32_10, /* type */
0, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 2, /* size */
10, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
4, /* bitpos */
complain_overflow_bitfield, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_FT32_10", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000000, /* src_mask */
0x00003ff0, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_FT32_20, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
20, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_FT32_20", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000000, /* src_mask */
0x000fffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_FT32_17, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
17, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_FT32_17", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000000, /* src_mask */
0x0001ffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_FT32_18, /* type */
2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
18, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_FT32_18", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000000, /* src_mask */
0x0003ffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_FT32_RELAX, /* type */
0, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 2, /* size */
10, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
4, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_FT32_RELAX", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000000, /* src_mask */
0x00000000, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_FT32_SC0, /* type */
0, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 2, /* size */
10, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
4, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_FT32_SC0", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000000, /* src_mask */
0x00000000, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_FT32_SC1, /* type */
2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
22, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
7, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_FT32_SC1", /* name */
- TRUE, /* partial_inplace */
+ true, /* partial_inplace */
0x07ffff80, /* src_mask */
0x07ffff80, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_FT32_15, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 4, /* size */
15, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_FT32_15", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000000, /* src_mask */
0x00007fff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
HOWTO (R_FT32_DIFF32, /* 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_ft32_diff_reloc, /* special_function */
"R_FT32_DIFF32", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
};
\f
-\f
/* Map BFD reloc types to FT32 ELF reloc types. */
struct ft32_reloc_map
/* Set the howto pointer for an FT32 ELF reloc. */
-static bfd_boolean
+static bool
ft32_info_to_howto_rela (bfd *abfd,
arelent *cache_ptr,
Elf_Internal_Rela *dst)
_bfd_error_handler (_("%pB: unsupported relocation type %#x"),
abfd, r_type);
bfd_set_error (bfd_error_bad_value);
- return FALSE;
+ return false;
}
cache_ptr->howto = & ft32_elf_howto_table [r_type];
section, which means that the addend must be adjusted
accordingly. */
-static bfd_boolean
+static int
ft32_elf_relocate_section (bfd *output_bfd,
struct bfd_link_info *info,
bfd *input_bfd,
}
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,
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;
}
\f
/* Relaxation. */
-static bfd_boolean
+static bool
ft32_reloc_shortable
(bfd * abfd,
asection * sec,
/* This appears to be a reference to an undefined
symbol. Just ignore it--it will be caught by the
regular reloc processing. */
- return FALSE;
+ return false;
symval = (h->root.u.def.value
+ h->root.u.def.section->output_section->vma
case R_FT32_20:
case R_FT32_RELAX:
if (symval != 0)
- return FALSE;
+ return false;
insn = bfd_get_32 (abfd, contents + irel->r_offset);
insn |= ((symval + irel->r_addend) << howto->bitpos) & howto->dst_mask;
return ft32_shortcode (insn, sc);
{
switch (insn)
{
- case 0x00200000: *sc = (3 << 13) | (0 << 9); return TRUE;
- case 0x00280000: *sc = (3 << 13) | (1 << 9); return TRUE;
- case 0x00600000: *sc = (3 << 13) | (2 << 9); return TRUE;
- case 0x00680000: *sc = (3 << 13) | (3 << 9); return TRUE;
- case 0x00a00000: *sc = (3 << 13) | (4 << 9); return TRUE;
- case 0x00a80000: *sc = (3 << 13) | (5 << 9); return TRUE;
- case 0x00e00000: *sc = (3 << 13) | (6 << 9); return TRUE;
- case 0x00e80000: *sc = (3 << 13) | (7 << 9); return TRUE;
- case 0x01200000: *sc = (3 << 13) | (8 << 9); return TRUE;
- case 0x01280000: *sc = (3 << 13) | (9 << 9); return TRUE;
- case 0x01600000: *sc = (3 << 13) | (10 << 9); return TRUE;
- case 0x01680000: *sc = (3 << 13) | (11 << 9); return TRUE;
- case 0x01a00000: *sc = (3 << 13) | (12 << 9); return TRUE;
- case 0x01a80000: *sc = (3 << 13) | (13 << 9); return TRUE;
-
- case 0x00300000: *sc = (3 << 13) | (14 << 9); return TRUE;
- case 0x00340000: *sc = (3 << 13) | (15 << 9); return TRUE;
+ case 0x00200000: *sc = (3 << 13) | (0 << 9); return true;
+ case 0x00280000: *sc = (3 << 13) | (1 << 9); return true;
+ case 0x00600000: *sc = (3 << 13) | (2 << 9); return true;
+ case 0x00680000: *sc = (3 << 13) | (3 << 9); return true;
+ case 0x00a00000: *sc = (3 << 13) | (4 << 9); return true;
+ case 0x00a80000: *sc = (3 << 13) | (5 << 9); return true;
+ case 0x00e00000: *sc = (3 << 13) | (6 << 9); return true;
+ case 0x00e80000: *sc = (3 << 13) | (7 << 9); return true;
+ case 0x01200000: *sc = (3 << 13) | (8 << 9); return true;
+ case 0x01280000: *sc = (3 << 13) | (9 << 9); return true;
+ case 0x01600000: *sc = (3 << 13) | (10 << 9); return true;
+ case 0x01680000: *sc = (3 << 13) | (11 << 9); return true;
+ case 0x01a00000: *sc = (3 << 13) | (12 << 9); return true;
+ case 0x01a80000: *sc = (3 << 13) | (13 << 9); return true;
+
+ case 0x00300000: *sc = (3 << 13) | (14 << 9); return true;
+ case 0x00340000: *sc = (3 << 13) | (15 << 9); return true;
default:
break;
default:
break;
}
- return FALSE;
+ return false;
}
/* Returns whether the relocation type passed is a diff reloc. */
-static bfd_boolean
+static bool
elf32_ft32_is_diff_reloc (Elf_Internal_Rela *irel)
{
return (ELF32_R_TYPE (irel->r_info) == R_FT32_DIFF32);
insn address happens to fall between the two symbols for which this
diff reloc was emitted. */
-static bfd_boolean
+static bool
elf32_ft32_adjust_diff_reloc_value (bfd *abfd,
struct bfd_section *isec,
Elf_Internal_Rela *irel,
if (isec_contents == NULL)
{
if (! bfd_malloc_and_get_section (abfd, isec, &isec_contents))
- return FALSE;
+ return false;
elf_section_data (isec)->this_hdr.contents = isec_contents;
}
break;
default:
- return FALSE;
+ return false;
}
/* For a diff reloc sym1 - sym2 the diff at assembly time (x) is written
break;
default:
- return FALSE;
+ return false;
}
}
- return TRUE;
+ return true;
}
-static bfd_boolean
+static bool
elf32_ft32_adjust_reloc_if_spans_insn (bfd *abfd,
asection *isec,
Elf_Internal_Rela *irel, bfd_vma symval,
symval,
shrinked_insn_address,
count))
- return FALSE;
+ return false;
}
else
{
bfd_vma reloc_value = symval + irel->r_addend;
- bfd_boolean addend_within_shrink_boundary =
+ bool addend_within_shrink_boundary =
(reloc_value <= shrink_boundary);
- bfd_boolean reloc_spans_insn =
+ bool reloc_spans_insn =
(symval <= shrinked_insn_address
&& reloc_value > shrinked_insn_address
&& addend_within_shrink_boundary);
if (! reloc_spans_insn)
- return TRUE;
+ return true;
irel->r_addend -= count;
if (debug_relax)
printf ("Relocation's addend needed to be fixed \n");
}
- return TRUE;
+ return true;
}
/* Delete some bytes from a section while relaxing. */
-static bfd_boolean
+static bool
elf32_ft32_relax_delete_bytes (struct bfd_link_info *link_info, bfd * abfd,
asection * sec, bfd_vma addr, int count)
{
irel = elf_section_data (isec)->relocs;
/* PR 12161: Read in the relocs for this section if necessary. */
if (irel == NULL)
- irel = _bfd_elf_link_read_relocs (abfd, isec, NULL, NULL, TRUE);
+ irel = _bfd_elf_link_read_relocs (abfd, isec, NULL, NULL, true);
for (irelend = irel + isec->reloc_count; irel < irelend; irel++)
{
symtab_hdr->sh_info, 0,
NULL, NULL, NULL);
if (isymbuf == NULL)
- return FALSE;
+ return false;
}
/* Get the value of the symbol referred to by the reloc. */
shrinked_insn_address,
shrink_boundary,
count))
- return FALSE;
+ return false;
}
}
/* else reference symbol is absolute. No adjustment needed. */
sym_hash->root.u.def.value -= count;
}
- return TRUE;
+ return true;
}
/* Return TRUE if LOC can be a target of a branch, jump or call. */
-static bfd_boolean
+static bool
elf32_ft32_relax_is_branch_target (struct bfd_link_info *link_info,
bfd * abfd, asection * sec,
bfd_vma loc)
{
irel = elf_section_data (isec)->relocs;
if (irel == NULL)
- irel = _bfd_elf_link_read_relocs (abfd, isec, NULL, NULL, TRUE);
+ irel = _bfd_elf_link_read_relocs (abfd, isec, NULL, NULL, true);
irelend = irel + isec->reloc_count;
symtab_hdr->sh_info, 0,
NULL, NULL, NULL);
if (isymbuf == NULL)
- return FALSE;
+ return false;
}
/* Get the value of the symbol referred to by the reloc. */
(unsigned int) symval,
(unsigned int) (symval + irel->r_addend));
if ((irel->r_addend) == loc)
- return TRUE;
+ return true;
}
}
}
|| sym_hash->root.type == bfd_link_hash_defweak)
&& sym_hash->root.u.def.section == sec
&& sym_hash->root.u.def.value == loc)
- return TRUE;
+ return true;
}
- return FALSE;
+ return false;
}
-static bfd_boolean
-ft32_elf_relax_section
- (bfd * abfd,
- asection * sec,
- struct bfd_link_info * link_info,
- bfd_boolean * again)
+static bool
+ft32_elf_relax_section (bfd *abfd,
+ asection *sec,
+ struct bfd_link_info *link_info,
+ bool *again)
{
Elf_Internal_Rela * free_relocs = NULL;
Elf_Internal_Rela * internal_relocs;
Elf_Internal_Sym * isymbuf = NULL;
/* Assume nothing changes. */
- *again = FALSE;
+ *again = false;
/* We don't have to do anything for a relocatable link, if
this section does not have relocs, or if this is not a
code section. */
if (bfd_link_relocatable (link_info)
- || (sec->flags & SEC_RELOC) == 0
|| sec->reloc_count == 0
+ || (sec->flags & SEC_RELOC) == 0
+ || (sec->flags & SEC_HAS_CONTENTS) == 0
|| (sec->flags & SEC_CODE) == 0)
- return TRUE;
+ return true;
/* Get the section contents. */
if (elf_section_data (sec)->this_hdr.contents != NULL)
/* That will change things, so, we should relax again.
Note that this is not required, and it may be slow. */
- *again = TRUE;
+ *again = true;
irel += 2;
}
if (elf_section_data (sec)->relocs != internal_relocs)
free (internal_relocs);
- return TRUE;
+ return true;
error_return:
free (free_relocs);
- return TRUE;
+ return true;
}
\f
#define ELF_ARCH bfd_arch_ft32
projects / thirdparty / binutils-gdb.git / blobdiff