/* IQ2000-specific support for 32-bit ELF.
- Copyright (C) 2003-2014 Free Software Foundation, Inc.
+ Copyright (C) 2003-2021 Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
#include "libbfd.h"
#include "elf-bfd.h"
#include "elf/iq2000.h"
+#include "libiberty.h"
/* Forward declarations. */
HOWTO (R_IQ2000_NONE, /* type */
0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- FALSE, /* pc_relative */
+ 3, /* size (0 = byte, 1 = short, 2 = long) */
+ 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_IQ2000_NONE", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* A 16 bit absolute relocation. */
HOWTO (R_IQ2000_16, /* type */
0, /* rightshift */
1, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_IQ2000_16", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x0000, /* src_mask */
0xffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* A 32 bit absolute relocation. */
HOWTO (R_IQ2000_32, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
31, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_IQ2000_32", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000000, /* src_mask */
0x7fffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* 26 bit branch address. */
HOWTO (R_IQ2000_26, /* type */
2, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
26, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
/* This needs complex overflow
bits must match the PC. */
bfd_elf_generic_reloc, /* special_function */
"R_IQ2000_26", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000000, /* src_mask */
0x03ffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* 16 bit PC relative reference. */
HOWTO (R_IQ2000_PC16, /* type */
2, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- TRUE, /* pc_relative */
+ true, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_IQ2000_PC16", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x0000, /* src_mask */
0xffff, /* dst_mask */
- TRUE), /* pcrel_offset */
+ true), /* pcrel_offset */
/* high 16 bits of symbol value. */
HOWTO (R_IQ2000_HI16, /* type */
16, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
15, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
iq2000_elf_howto_hi16_reloc, /* special_function */
"R_IQ2000_HI16", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x0000, /* src_mask */
0x7fff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* Low 16 bits of symbol value. */
HOWTO (R_IQ2000_LO16, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_IQ2000_LO16", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x0000, /* src_mask */
0xffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* 16-bit jump offset. */
HOWTO (R_IQ2000_OFFSET_16, /* type */
2, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_IQ2000_OFFSET_16", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x0000, /* src_mask */
0xffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* 21-bit jump offset. */
HOWTO (R_IQ2000_OFFSET_21, /* type */
2, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
21, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_IQ2000_OFFSET_21", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x000000, /* src_mask */
0x1fffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* unsigned high 16 bits of value. */
HOWTO (R_IQ2000_OFFSET_21, /* type */
16, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_IQ2000_UHI16", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x0000, /* src_mask */
0x7fff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
/* A 32 bit absolute debug relocation. */
HOWTO (R_IQ2000_32_DEBUG, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
32, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_IQ2000_32", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0x00000000, /* src_mask */
0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
+ false), /* pcrel_offset */
};
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
0, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
NULL, /* special_function */
"R_IQ2000_GNU_VTINHERIT", /* 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 member usage. */
static reloc_howto_type iq2000_elf_vtentry_howto =
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
0, /* bitsize */
- FALSE, /* pc_relative */
+ false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
NULL, /* special_function */
"R_IQ2000_GNU_VTENTRY", /* name */
- FALSE, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0, /* dst_mask */
- FALSE); /* pcrel_offset */
+ false); /* pcrel_offset */
\f
static bfd_reloc_status_type
\f
/* Set the howto pointer for a IQ2000 ELF reloc. */
-static void
+static bool
iq2000_info_to_howto_rela (bfd * abfd ATTRIBUTE_UNUSED,
arelent * cache_ptr,
Elf_Internal_Rela * dst)
break;
default:
- if (r_type >= (unsigned int) R_IQ2000_max)
+ if (r_type >= ARRAY_SIZE (iq2000_elf_howto_table))
{
- _bfd_error_handler (_("%A: invalid IQ2000 reloc number: %d"), abfd, r_type);
- r_type = 0;
+ /* xgettext:c-format */
+ _bfd_error_handler (_("%pB: unsupported relocation type %#x"),
+ abfd, r_type);
+ bfd_set_error (bfd_error_bad_value);
+ return false;
}
cache_ptr->howto = & iq2000_elf_howto_table [r_type];
break;
}
+ return true;
}
/* Look through the relocs for a section during the first phase.
Since we don't do .gots or .plts, we just need to consider the
virtual table relocs for gc. */
-static bfd_boolean
+static bool
iq2000_elf_check_relocs (bfd *abfd,
struct bfd_link_info *info,
asection *sec,
struct elf_link_hash_entry **sym_hashes;
const Elf_Internal_Rela *rel;
const Elf_Internal_Rela *rel_end;
- bfd_boolean changed = FALSE;
+ bool changed = false;
- if (info->relocatable)
- return TRUE;
+ if (bfd_link_relocatable (info))
+ return true;
symtab_hdr = &elf_tdata (abfd)->symtab_hdr;
sym_hashes = elf_sym_hashes (abfd);
while (h->root.type == bfd_link_hash_indirect
|| h->root.type == bfd_link_hash_warning)
h = (struct elf_link_hash_entry *) h->root.u.i.link;
-
- /* PR15323, ref flags aren't set for references in the same
- object. */
- h->root.non_ir_ref = 1;
}
switch (ELF32_R_TYPE (rel->r_info))
hierarchy. Reconstruct it for later use during GC. */
case R_IQ2000_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_IQ2000_GNU_VTENTRY:
- BFD_ASSERT (h != NULL);
- if (h != NULL
- && !bfd_elf_gc_record_vtentry (abfd, sec, h, rel->r_addend))
- return FALSE;
+ if (!bfd_elf_gc_record_vtentry (abfd, sec, h, rel->r_addend))
+ return false;
break;
case R_IQ2000_32:
/* For debug section, change to special harvard-aware relocations. */
- if (CONST_STRNEQ (sec->name, ".debug")
- || CONST_STRNEQ (sec->name, ".stab")
- || CONST_STRNEQ (sec->name, ".eh_frame"))
+ if (startswith (sec->name, ".debug")
+ || startswith (sec->name, ".stab")
+ || startswith (sec->name, ".eh_frame"))
{
((Elf_Internal_Rela *) rel)->r_info
= ELF32_R_INFO (ELF32_R_SYM (rel->r_info), R_IQ2000_32_DEBUG);
- changed = TRUE;
+ changed = true;
}
break;
}
we'll free the relocs and lose our changes. */
elf_section_data (sec)->relocs = (Elf_Internal_Rela *) relocs;
- return TRUE;
+ return true;
}
\f
section, which means that the addend must be adjusted
accordingly. */
-static bfd_boolean
+static int
iq2000_elf_relocate_section (bfd * output_bfd ATTRIBUTE_UNUSED,
struct bfd_link_info * info,
bfd * input_bfd,
name = bfd_elf_string_from_elf_section
(input_bfd, symtab_hdr->sh_link, sym->st_name);
- name = (name == NULL) ? bfd_section_name (input_bfd, osec) : name;
+ name = name == NULL ? bfd_section_name (osec) : name;
}
else
{
- bfd_boolean unresolved_reloc;
- bfd_boolean warned, ignored;
+ bool unresolved_reloc;
+ bool warned, ignored;
RELOC_FOR_GLOBAL_SYMBOL (info, input_bfd, input_section, rel,
r_symndx, symtab_hdr, sym_hashes,
RELOC_AGAINST_DISCARDED_SECTION (info, input_bfd, input_section,
rel, 1, relend, howto, 0, contents);
- if (info->relocatable)
+ if (bfd_link_relocatable (info))
continue;
switch (r_type)
switch (r)
{
case bfd_reloc_overflow:
- r = info->callbacks->reloc_overflow
+ (*info->callbacks->reloc_overflow)
(info, (h ? &h->root : NULL), name, howto->name,
(bfd_vma) 0, input_bfd, input_section, rel->r_offset);
break;
case bfd_reloc_undefined:
- r = info->callbacks->undefined_symbol
- (info, name, input_bfd, input_section, rel->r_offset, TRUE);
+ (*info->callbacks->undefined_symbol)
+ (info, name, input_bfd, input_section, rel->r_offset, true);
break;
case bfd_reloc_outofrange:
}
if (msg)
- r = info->callbacks->warning
- (info, msg, name, input_bfd, input_section, rel->r_offset);
-
- if (! r)
- return FALSE;
+ (*info->callbacks->warning) (info, msg, name, input_bfd,
+ input_section, rel->r_offset);
}
}
- return TRUE;
+ return true;
}
\f
\f
/* Function to set the ELF flag bits. */
-static bfd_boolean
+static bool
iq2000_elf_set_private_flags (bfd *abfd, flagword flags)
{
elf_elfheader (abfd)->e_flags = flags;
- elf_flags_init (abfd) = TRUE;
- return TRUE;
+ elf_flags_init (abfd) = true;
+ return true;
}
/* Merge backend specific data from an object
file to the output object file when linking. */
-static bfd_boolean
-iq2000_elf_merge_private_bfd_data (bfd *ibfd, bfd *obfd)
+static bool
+iq2000_elf_merge_private_bfd_data (bfd *ibfd, struct bfd_link_info *info)
{
+ bfd *obfd = info->output_bfd;
flagword old_flags, old_partial;
flagword new_flags, new_partial;
- bfd_boolean error = FALSE;
+ bool error = false;
char new_opt[80];
char old_opt[80];
if (!elf_flags_init (obfd))
{
/* First call, no flags set. */
- elf_flags_init (obfd) = TRUE;
+ elf_flags_init (obfd) = true;
elf_elfheader (obfd)->e_flags = new_flags;
}
/* Print out any mismatches from above. */
if (new_opt[0])
{
- error = TRUE;
+ error = true;
_bfd_error_handler
- (_("%s: compiled with %s and linked with modules compiled with %s"),
- bfd_get_filename (ibfd), new_opt, old_opt);
+ /* xgettext:c-format */
+ (_("%pB: compiled with %s and linked with modules compiled with %s"),
+ ibfd, new_opt, old_opt);
}
new_flags &= ~ EF_IQ2000_ALL_FLAGS;
/* Warn about any other mismatches. */
if (new_flags != old_flags)
{
- error = TRUE;
+ error = true;
_bfd_error_handler
- (_("%s: uses different e_flags (0x%lx) fields than previous modules (0x%lx)"),
- bfd_get_filename (ibfd), (long)new_flags, (long)old_flags);
+ /* xgettext:c-format */
+ (_("%pB: uses different e_flags (%#x) fields than previous modules (%#x)"),
+ ibfd, new_flags, old_flags);
}
}
}
\f
-static bfd_boolean
+static bool
iq2000_elf_print_private_bfd_data (bfd *abfd, void * ptr)
{
FILE *file = (FILE *) ptr;
}
fputc ('\n', file);
- return TRUE;
+ return true;
}
static
-bfd_boolean
+bool
iq2000_elf_object_p (bfd *abfd)
{
bfd_default_set_arch_mach (abfd, bfd_arch_iq2000,
elf32_iq2000_machine (abfd));
- return TRUE;
+ return true;
}
\f
projects / deliverable / binutils-gdb.git / blobdiff