/* Renesas RX specific support for 32-bit ELF.
- Copyright (C) 2008-2020 Free Software Foundation, Inc.
+ Copyright (C) 2008-2022 Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
#define RXREL(n,sz,bit,shift,complain,pcrel) \
HOWTO (R_RX_##n, shift, sz, bit, pcrel, 0, complain_overflow_ ## complain, \
- bfd_elf_generic_reloc, "R_RX_" #n, FALSE, 0, ~0, FALSE)
+ bfd_elf_generic_reloc, "R_RX_" #n, false, 0, ~0, false)
/* Note that the relocations around 0x7f are internal to this file;
feel free to move them as needed to avoid conflicts with published
static reloc_howto_type rx_elf_howto_table [] =
{
- RXREL (NONE, 3, 0, 0, dont, FALSE),
- RXREL (DIR32, 2, 32, 0, signed, FALSE),
- RXREL (DIR24S, 2, 24, 0, signed, FALSE),
- RXREL (DIR16, 1, 16, 0, dont, FALSE),
- RXREL (DIR16U, 1, 16, 0, unsigned, FALSE),
- RXREL (DIR16S, 1, 16, 0, signed, FALSE),
- RXREL (DIR8, 0, 8, 0, dont, FALSE),
- RXREL (DIR8U, 0, 8, 0, unsigned, FALSE),
- RXREL (DIR8S, 0, 8, 0, signed, FALSE),
- RXREL (DIR24S_PCREL, 2, 24, 0, signed, TRUE),
- RXREL (DIR16S_PCREL, 1, 16, 0, signed, TRUE),
- RXREL (DIR8S_PCREL, 0, 8, 0, signed, TRUE),
- RXREL (DIR16UL, 1, 16, 2, unsigned, FALSE),
- RXREL (DIR16UW, 1, 16, 1, unsigned, FALSE),
- RXREL (DIR8UL, 0, 8, 2, unsigned, FALSE),
- RXREL (DIR8UW, 0, 8, 1, unsigned, FALSE),
- RXREL (DIR32_REV, 1, 16, 0, dont, FALSE),
- RXREL (DIR16_REV, 1, 16, 0, dont, FALSE),
- RXREL (DIR3U_PCREL, 0, 3, 0, dont, TRUE),
+ RXREL (NONE, 0, 0, 0, dont, false),
+ RXREL (DIR32, 4, 32, 0, signed, false),
+ RXREL (DIR24S, 4, 24, 0, signed, false),
+ RXREL (DIR16, 2, 16, 0, dont, false),
+ RXREL (DIR16U, 2, 16, 0, unsigned, false),
+ RXREL (DIR16S, 2, 16, 0, signed, false),
+ RXREL (DIR8, 1, 8, 0, dont, false),
+ RXREL (DIR8U, 1, 8, 0, unsigned, false),
+ RXREL (DIR8S, 1, 8, 0, signed, false),
+ RXREL (DIR24S_PCREL, 4, 24, 0, signed, true),
+ RXREL (DIR16S_PCREL, 2, 16, 0, signed, true),
+ RXREL (DIR8S_PCREL, 1, 8, 0, signed, true),
+ RXREL (DIR16UL, 2, 16, 2, unsigned, false),
+ RXREL (DIR16UW, 2, 16, 1, unsigned, false),
+ RXREL (DIR8UL, 1, 8, 2, unsigned, false),
+ RXREL (DIR8UW, 1, 8, 1, unsigned, false),
+ RXREL (DIR32_REV, 2, 16, 0, dont, false),
+ RXREL (DIR16_REV, 2, 16, 0, dont, false),
+ RXREL (DIR3U_PCREL, 1, 3, 0, dont, true),
EMPTY_HOWTO (0x13),
EMPTY_HOWTO (0x14),
EMPTY_HOWTO (0x1e),
EMPTY_HOWTO (0x1f),
- RXREL (RH_3_PCREL, 0, 3, 0, signed, TRUE),
- RXREL (RH_16_OP, 1, 16, 0, signed, FALSE),
- RXREL (RH_24_OP, 2, 24, 0, signed, FALSE),
- RXREL (RH_32_OP, 2, 32, 0, signed, FALSE),
- RXREL (RH_24_UNS, 2, 24, 0, unsigned, FALSE),
- RXREL (RH_8_NEG, 0, 8, 0, signed, FALSE),
- RXREL (RH_16_NEG, 1, 16, 0, signed, FALSE),
- RXREL (RH_24_NEG, 2, 24, 0, signed, FALSE),
- RXREL (RH_32_NEG, 2, 32, 0, signed, FALSE),
- RXREL (RH_DIFF, 2, 32, 0, signed, FALSE),
- RXREL (RH_GPRELB, 1, 16, 0, unsigned, FALSE),
- RXREL (RH_GPRELW, 1, 16, 0, unsigned, FALSE),
- RXREL (RH_GPRELL, 1, 16, 0, unsigned, FALSE),
- RXREL (RH_RELAX, 0, 0, 0, dont, FALSE),
+ RXREL (RH_3_PCREL, 1, 3, 0, signed, true),
+ RXREL (RH_16_OP, 2, 16, 0, signed, false),
+ RXREL (RH_24_OP, 4, 24, 0, signed, false),
+ RXREL (RH_32_OP, 4, 32, 0, signed, false),
+ RXREL (RH_24_UNS, 4, 24, 0, unsigned, false),
+ RXREL (RH_8_NEG, 1, 8, 0, signed, false),
+ RXREL (RH_16_NEG, 2, 16, 0, signed, false),
+ RXREL (RH_24_NEG, 4, 24, 0, signed, false),
+ RXREL (RH_32_NEG, 4, 32, 0, signed, false),
+ RXREL (RH_DIFF, 4, 32, 0, signed, false),
+ RXREL (RH_GPRELB, 2, 16, 0, unsigned, false),
+ RXREL (RH_GPRELW, 2, 16, 0, unsigned, false),
+ RXREL (RH_GPRELL, 2, 16, 0, unsigned, false),
+ RXREL (RH_RELAX, 0, 0, 0, dont, false),
EMPTY_HOWTO (0x2e),
EMPTY_HOWTO (0x2f),
EMPTY_HOWTO (0x3f),
EMPTY_HOWTO (0x40),
- RXREL (ABS32, 2, 32, 0, dont, FALSE),
- RXREL (ABS24S, 2, 24, 0, signed, FALSE),
- RXREL (ABS16, 1, 16, 0, dont, FALSE),
- RXREL (ABS16U, 1, 16, 0, unsigned, FALSE),
- RXREL (ABS16S, 1, 16, 0, signed, FALSE),
- RXREL (ABS8, 0, 8, 0, dont, FALSE),
- RXREL (ABS8U, 0, 8, 0, unsigned, FALSE),
- RXREL (ABS8S, 0, 8, 0, signed, FALSE),
- RXREL (ABS24S_PCREL, 2, 24, 0, signed, TRUE),
- RXREL (ABS16S_PCREL, 1, 16, 0, signed, TRUE),
- RXREL (ABS8S_PCREL, 0, 8, 0, signed, TRUE),
- RXREL (ABS16UL, 1, 16, 0, unsigned, FALSE),
- RXREL (ABS16UW, 1, 16, 0, unsigned, FALSE),
- RXREL (ABS8UL, 0, 8, 0, unsigned, FALSE),
- RXREL (ABS8UW, 0, 8, 0, unsigned, FALSE),
- RXREL (ABS32_REV, 2, 32, 0, dont, FALSE),
- RXREL (ABS16_REV, 1, 16, 0, dont, FALSE),
+ RXREL (ABS32, 4, 32, 0, dont, false),
+ RXREL (ABS24S, 4, 24, 0, signed, false),
+ RXREL (ABS16, 2, 16, 0, dont, false),
+ RXREL (ABS16U, 2, 16, 0, unsigned, false),
+ RXREL (ABS16S, 2, 16, 0, signed, false),
+ RXREL (ABS8, 1, 8, 0, dont, false),
+ RXREL (ABS8U, 1, 8, 0, unsigned, false),
+ RXREL (ABS8S, 1, 8, 0, signed, false),
+ RXREL (ABS24S_PCREL, 4, 24, 0, signed, true),
+ RXREL (ABS16S_PCREL, 2, 16, 0, signed, true),
+ RXREL (ABS8S_PCREL, 1, 8, 0, signed, true),
+ RXREL (ABS16UL, 2, 16, 0, unsigned, false),
+ RXREL (ABS16UW, 2, 16, 0, unsigned, false),
+ RXREL (ABS8UL, 1, 8, 0, unsigned, false),
+ RXREL (ABS8UW, 1, 8, 0, unsigned, false),
+ RXREL (ABS32_REV, 4, 32, 0, dont, false),
+ RXREL (ABS16_REV, 2, 16, 0, dont, false),
#define STACK_REL_P(x) ((x) <= R_RX_ABS16_REV && (x) >= R_RX_ABS32)
/* A 5-bit unsigned displacement to a B/W/L address, at bit position 8/12. */
/* ---- ---- 4--- 3210. */
#define R_RX_RH_ABS5p8B 0x78
- RXREL (RH_ABS5p8B, 0, 0, 0, dont, FALSE),
+ RXREL (RH_ABS5p8B, 0, 0, 0, dont, false),
#define R_RX_RH_ABS5p8W 0x79
- RXREL (RH_ABS5p8W, 0, 0, 0, dont, FALSE),
+ RXREL (RH_ABS5p8W, 0, 0, 0, dont, false),
#define R_RX_RH_ABS5p8L 0x7a
- RXREL (RH_ABS5p8L, 0, 0, 0, dont, FALSE),
+ RXREL (RH_ABS5p8L, 0, 0, 0, dont, false),
/* A 5-bit unsigned displacement to a B/W/L address, at bit position 5/12. */
/* ---- -432 1--- 0---. */
#define R_RX_RH_ABS5p5B 0x7b
- RXREL (RH_ABS5p5B, 0, 0, 0, dont, FALSE),
+ RXREL (RH_ABS5p5B, 0, 0, 0, dont, false),
#define R_RX_RH_ABS5p5W 0x7c
- RXREL (RH_ABS5p5W, 0, 0, 0, dont, FALSE),
+ RXREL (RH_ABS5p5W, 0, 0, 0, dont, false),
#define R_RX_RH_ABS5p5L 0x7d
- RXREL (RH_ABS5p5L, 0, 0, 0, dont, FALSE),
+ RXREL (RH_ABS5p5L, 0, 0, 0, dont, false),
/* A 4-bit unsigned immediate at bit position 8. */
#define R_RX_RH_UIMM4p8 0x7e
- RXREL (RH_UIMM4p8, 0, 0, 0, dont, FALSE),
+ RXREL (RH_UIMM4p8, 0, 0, 0, dont, false),
/* A 4-bit negative unsigned immediate at bit position 8. */
#define R_RX_RH_UNEG4p8 0x7f
- RXREL (RH_UNEG4p8, 0, 0, 0, dont, FALSE),
+ RXREL (RH_UNEG4p8, 0, 0, 0, dont, false),
/* End of internal relocs. */
- RXREL (SYM, 2, 32, 0, dont, FALSE),
- RXREL (OPneg, 2, 32, 0, dont, FALSE),
- RXREL (OPadd, 2, 32, 0, dont, FALSE),
- RXREL (OPsub, 2, 32, 0, dont, FALSE),
- RXREL (OPmul, 2, 32, 0, dont, FALSE),
- RXREL (OPdiv, 2, 32, 0, dont, FALSE),
- RXREL (OPshla, 2, 32, 0, dont, FALSE),
- RXREL (OPshra, 2, 32, 0, dont, FALSE),
- RXREL (OPsctsize, 2, 32, 0, dont, FALSE),
- RXREL (OPscttop, 2, 32, 0, dont, FALSE),
- RXREL (OPand, 2, 32, 0, dont, FALSE),
- RXREL (OPor, 2, 32, 0, dont, FALSE),
- RXREL (OPxor, 2, 32, 0, dont, FALSE),
- RXREL (OPnot, 2, 32, 0, dont, FALSE),
- RXREL (OPmod, 2, 32, 0, dont, FALSE),
- RXREL (OPromtop, 2, 32, 0, dont, FALSE),
- RXREL (OPramtop, 2, 32, 0, dont, FALSE)
+ RXREL (SYM, 4, 32, 0, dont, false),
+ RXREL (OPneg, 4, 32, 0, dont, false),
+ RXREL (OPadd, 4, 32, 0, dont, false),
+ RXREL (OPsub, 4, 32, 0, dont, false),
+ RXREL (OPmul, 4, 32, 0, dont, false),
+ RXREL (OPdiv, 4, 32, 0, dont, false),
+ RXREL (OPshla, 4, 32, 0, dont, false),
+ RXREL (OPshra, 4, 32, 0, dont, false),
+ RXREL (OPsctsize, 4, 32, 0, dont, false),
+
+ EMPTY_HOWTO (0x89),
+ EMPTY_HOWTO (0x8a),
+ EMPTY_HOWTO (0x8b),
+ EMPTY_HOWTO (0x8c),
+
+ RXREL (OPscttop, 4, 32, 0, dont, false),
+
+ EMPTY_HOWTO (0x8e),
+ EMPTY_HOWTO (0x8f),
+
+ RXREL (OPand, 4, 32, 0, dont, false),
+ RXREL (OPor, 4, 32, 0, dont, false),
+ RXREL (OPxor, 4, 32, 0, dont, false),
+ RXREL (OPnot, 4, 32, 0, dont, false),
+ RXREL (OPmod, 4, 32, 0, dont, false),
+ RXREL (OPromtop, 4, 32, 0, dont, false),
+ RXREL (OPramtop, 4, 32, 0, dont, false)
};
\f
/* Map BFD reloc types to RX ELF reloc types. */
/* Set the howto pointer for an RX ELF reloc. */
-static bfd_boolean
+static bool
rx_info_to_howto_rela (bfd * abfd,
arelent * cache_ptr,
Elf_Internal_Rela * dst)
unsigned int r_type;
r_type = ELF32_R_TYPE (dst->r_info);
- if (r_type >= (unsigned int) R_RX_max)
+ BFD_ASSERT (R_RX_max == ARRAY_SIZE (rx_elf_howto_table));
+ if (r_type >= ARRAY_SIZE (rx_elf_howto_table))
{
/* xgettext:c-format */
_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 = rx_elf_howto_table + r_type;
if (cache_ptr->howto->name == NULL)
_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;
}
\f
static bfd_vma
bfd_vma value = 0;
struct bfd_link_hash_entry * h;
- h = bfd_link_hash_lookup (info->hash, name, FALSE, FALSE, TRUE);
+ h = bfd_link_hash_lookup (info->hash, name, false, false, true);
if (h == NULL
|| (h->type != bfd_link_hash_defined
&& h->type != bfd_link_hash_defweak))
(*info->callbacks->undefined_symbol)
- (info, name, input_bfd, input_section, offset, TRUE);
+ (info, name, input_bfd, input_section, offset, true);
else
value = (h->u.def.value
+ h->u.def.section->output_section->vma
bfd_vma value = 0;
struct bfd_link_hash_entry * h;
- h = bfd_link_hash_lookup (info->hash, name, FALSE, FALSE, TRUE);
+ h = bfd_link_hash_lookup (info->hash, name, false, false, true);
if (h == NULL
|| (h->type != bfd_link_hash_defined
asection * sec,
int offset)
{
- static bfd_boolean cached = FALSE;
- static bfd_vma cached_value = 0;
+ static bool cached = false;
+ static bfd_vma cached_value = 0;
if (!cached)
{
cached_value = get_symbol_value ("__gp", info, abfd, sec, offset);
- cached = TRUE;
+ cached = true;
}
return cached_value;
}
asection * sec,
int offset)
{
- static bfd_boolean cached = FALSE;
- static bfd_vma cached_value = 0;
+ static bool cached = false;
+ static bfd_vma cached_value = 0;
if (!cached)
{
cached_value = get_symbol_value ("_start", info, abfd, sec, offset);
- cached = TRUE;
+ cached = true;
}
return cached_value;
}
asection * sec,
int offset)
{
- static bfd_boolean cached = FALSE;
- static bfd_vma cached_value = 0;
+ static bool cached = false;
+ static bfd_vma cached_value = 0;
if (!cached)
{
cached_value = get_symbol_value ("__datastart", info, abfd, sec, offset);
- cached = TRUE;
+ cached = true;
}
return cached_value;
}
section, which means that the addend must be adjusted
accordingly. */
-static bfd_boolean
+static int
rx_elf_relocate_section
(bfd * output_bfd,
struct bfd_link_info * info,
Elf_Internal_Sym * local_syms,
asection ** local_sections)
{
- Elf_Internal_Shdr * symtab_hdr;
- struct elf_link_hash_entry ** sym_hashes;
- Elf_Internal_Rela * rel;
- Elf_Internal_Rela * relend;
- bfd_boolean pid_mode;
- bfd_boolean saw_subtract = FALSE;
- const char * table_default_cache = NULL;
- bfd_vma table_start_cache = 0;
- bfd_vma table_end_cache = 0;
+ Elf_Internal_Shdr *symtab_hdr;
+ struct elf_link_hash_entry **sym_hashes;
+ Elf_Internal_Rela *rel;
+ Elf_Internal_Rela *relend;
+ bool pid_mode;
+ bool saw_subtract = false;
+ const char *table_default_cache = NULL;
+ bfd_vma table_start_cache = 0;
+ bfd_vma table_end_cache = 0;
if (elf_elfheader (output_bfd)->e_flags & E_FLAG_RX_PID)
- pid_mode = TRUE;
+ pid_mode = true;
else
- pid_mode = FALSE;
+ pid_mode = false;
symtab_hdr = & elf_tdata (input_bfd)->symtab_hdr;
sym_hashes = elf_sym_hashes (input_bfd);
relend = relocs + input_section->reloc_count;
for (rel = relocs; rel < relend; rel ++)
{
- reloc_howto_type * howto;
- unsigned long r_symndx;
- Elf_Internal_Sym * sym;
- asection * sec;
- struct elf_link_hash_entry * h;
- bfd_vma relocation;
- bfd_reloc_status_type r;
- const char * name = NULL;
- bfd_boolean unresolved_reloc = TRUE;
- int r_type;
+ reloc_howto_type *howto;
+ unsigned long r_symndx;
+ Elf_Internal_Sym *sym;
+ asection *sec;
+ struct elf_link_hash_entry *h;
+ bfd_vma relocation;
+ bfd_reloc_status_type r;
+ const char * name = NULL;
+ bool unresolved_reloc = true;
+ int r_type;
r_type = ELF32_R_TYPE (rel->r_info);
r_symndx = ELF32_R_SYM (rel->r_info);
relocation = 0;
if (rx_stack_top == 0)
- saw_subtract = FALSE;
+ saw_subtract = false;
if (r_symndx < symtab_hdr->sh_info)
{
}
else
{
- bfd_boolean warned, ignored;
+ bool warned, ignored;
RELOC_FOR_GLOBAL_SYMBOL (info, input_bfd, input_section, rel,
r_symndx, symtab_hdr, sym_hashes, h,
name = h->root.root.string;
}
- if (strncmp (name, "$tableentry$default$", 20) == 0)
+ if (startswith (name, "$tableentry$default$"))
{
bfd_vma entry_vma;
int idx;
buf = (char *) bfd_malloc (13 + strlen (name + 20));
if (buf == NULL)
- return FALSE;
+ return false;
sprintf (buf, "$tablestart$%s", name + 20);
table_start_cache = get_symbol_value (buf,
/* This will look like $tableentry$<N>$<name> */
buf = (char *) bfd_malloc (12 + 20 + strlen (name + 20));
if (buf == NULL)
- return FALSE;
+ return false;
sprintf (buf, "$tableentry$%d$%s", idx, name + 20);
- h = (struct elf_link_hash_entry *) bfd_link_hash_lookup (info->hash, buf, FALSE, FALSE, TRUE);
+ h = (struct elf_link_hash_entry *) bfd_link_hash_lookup (info->hash, buf, false, false, true);
if (h)
{
{
int32_t tmp;
- saw_subtract = TRUE;
+ saw_subtract = true;
RX_STACK_POP (tmp);
tmp = - tmp;
RX_STACK_PUSH (tmp);
{
int32_t tmp1, tmp2;
- saw_subtract = TRUE;
+ saw_subtract = true;
RX_STACK_POP (tmp1);
RX_STACK_POP (tmp2);
tmp2 -= tmp1;
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_other:
}
}
- return TRUE;
+ return true;
}
\f
/* Relaxation Support. */
/* Delete some bytes from a section while relaxing. */
-static bfd_boolean
+static bool
elf32_rx_relax_delete_bytes (bfd *abfd, asection *sec, bfd_vma addr, int count,
Elf_Internal_Rela *alignment_rel, int force_snip,
Elf_Internal_Rela *irelstart)
}
}
- return TRUE;
+ return true;
}
/* Used to sort relocs by address. If relocs have the same address,
reloc_bubblesort (Elf_Internal_Rela * r, int count)
{
int i;
- bfd_boolean again;
- bfd_boolean swappit;
+ bool again;
+ bool swappit;
/* This is almost a classic bubblesort. It's the slowest sort, but
we're taking advantage of the fact that the relocations are
mostly in order already (the assembler emits them that way) and
we need relocs with the same address to remain in the same
relative order. */
- again = TRUE;
+ again = true;
while (again)
{
- again = FALSE;
+ again = false;
for (i = 0; i < count - 1; i ++)
{
if (r[i].r_offset > r[i + 1].r_offset)
- swappit = TRUE;
+ swappit = true;
else if (r[i].r_offset < r[i + 1].r_offset)
- swappit = FALSE;
+ swappit = false;
else if (ELF32_R_TYPE (r[i + 1].r_info) == R_RX_RH_RELAX
&& (r[i + 1].r_addend & RX_RELAXA_ALIGN))
- swappit = TRUE;
+ swappit = true;
else if (ELF32_R_TYPE (r[i + 1].r_info) == R_RX_RH_RELAX
&& (r[i + 1].r_addend & RX_RELAXA_ELIGN)
&& !(ELF32_R_TYPE (r[i].r_info) == R_RX_RH_RELAX
&& (r[i].r_addend & RX_RELAXA_ALIGN)))
- swappit = TRUE;
+ swappit = true;
else
- swappit = FALSE;
+ swappit = false;
if (swappit)
{
most of the O(n^2) behavior for our cases. */
if (i > 0)
i -= 2;
- again = TRUE;
+ again = true;
}
}
}
/* Relax one section. */
-static bfd_boolean
-elf32_rx_relax_section (bfd * abfd,
- asection * sec,
- struct bfd_link_info * link_info,
- bfd_boolean * again,
- bfd_boolean allow_pcrel3)
+static bool
+elf32_rx_relax_section (bfd *abfd,
+ asection *sec,
+ struct bfd_link_info *link_info,
+ bool *again,
+ bool allow_pcrel3)
{
- Elf_Internal_Shdr * symtab_hdr;
- Elf_Internal_Shdr * shndx_hdr;
- Elf_Internal_Rela * internal_relocs;
- Elf_Internal_Rela * irel;
- Elf_Internal_Rela * srel;
- Elf_Internal_Rela * irelend;
- Elf_Internal_Rela * next_alignment;
- Elf_Internal_Rela * prev_alignment;
- bfd_byte * contents = NULL;
- bfd_byte * free_contents = NULL;
- Elf_Internal_Sym * intsyms = NULL;
- Elf_Internal_Sym * free_intsyms = NULL;
- bfd_byte * shndx_buf = NULL;
+ Elf_Internal_Shdr *symtab_hdr;
+ Elf_Internal_Shdr *shndx_hdr;
+ Elf_Internal_Rela *internal_relocs;
+ Elf_Internal_Rela *irel;
+ Elf_Internal_Rela *srel;
+ Elf_Internal_Rela *irelend;
+ Elf_Internal_Rela *next_alignment;
+ Elf_Internal_Rela *prev_alignment;
+ bfd_byte *contents = NULL;
+ bfd_byte *free_contents = NULL;
+ Elf_Internal_Sym *intsyms = NULL;
+ Elf_Internal_Sym *free_intsyms = NULL;
+ bfd_byte *shndx_buf = NULL;
bfd_vma pc;
bfd_vma sec_start;
bfd_vma symval = 0;
int scale;
/* 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
|| (sec->flags & SEC_RELOC) == 0
|| sec->reloc_count == 0
|| (sec->flags & SEC_CODE) == 0)
- return TRUE;
+ return true;
symtab_hdr = & elf_symtab_hdr (abfd);
if (elf_symtab_shndx_list (abfd))
as bytes are deleted from the section, and with this relaxation
function itself being called multiple times on the same section... */
internal_relocs = _bfd_elf_link_read_relocs
- (abfd, sec, NULL, (Elf_Internal_Rela *) NULL, TRUE);
+ (abfd, sec, NULL, (Elf_Internal_Rela *) NULL, true);
if (internal_relocs == NULL)
goto error_return;
elf32_rx_relax_delete_bytes (abfd, sec, erel->r_offset-nbytes, nbytes, next_alignment,
erel->r_offset == sec->size, internal_relocs);
- *again = TRUE;
+ *again = true;
continue;
}
if (newrel != ELF32_R_TYPE (srel->r_info))
{
SNIP (3, 1, newrel);
- *again = TRUE;
+ *again = true;
}
}
{
insn[0] &= 0xfc;
SNIP (2, 1, R_RX_NONE);
- *again = TRUE;
+ *again = true;
}
/* Special case DSP:5 format: MOV.bwl dsp:5[Rsrc],Rdst. */
if (newrel != ELF32_R_TYPE (srel->r_info))
{
SNIP (offset+1, 1, newrel);
- *again = TRUE;
+ *again = true;
}
}
{
insn[0] &= 0xf3;
SNIP (offset, 1, R_RX_NONE);
- *again = TRUE;
+ *again = true;
}
/* Special case DSP:5 format: MOV.bwl Rsrc,dsp:5[Rdst] */
else if (code == 1 && symval/scale <= 31
if (newrel != ELF32_R_TYPE (srel->r_info))
{
SNIP (offset, 1, newrel);
- *again = TRUE;
+ *again = true;
}
}
else if (code == 1 && symval == 0)
{
insn[1] &= 0xfc;
SNIP (offset, 1, R_RX_NONE);
- *again = TRUE;
+ *again = true;
}
}
if (newrel != ELF32_R_TYPE (srel->r_info))
{
SNIP (2, 1, newrel);
- *again = TRUE;
+ *again = true;
}
}
if (newrel != ELF32_R_TYPE (srel->r_info))
{
SNIP (2, 1, newrel);
- *again = TRUE;
+ *again = true;
}
}
newrel = R_RX_DIR8U;
SNIP (2, 1, newrel);
- *again = TRUE;
+ *again = true;
}
else if (code == 2 && ssymval <= 127 && ssymval >= -128)
if (newrel != ELF32_R_TYPE (srel->r_info))
{
SNIP (2, 1, newrel);
- *again = TRUE;
+ *again = true;
}
}
move_reloc (irel, srel, -1);
SNIP (2, 1, R_RX_RH_UIMM4p8);
- *again = TRUE;
+ *again = true;
}
/* Special case UIMM4 format: ADD -> ADD/SUB. */
move_reloc (irel, srel, -1);
SNIP (2, 1, newrel);
- *again = TRUE;
+ *again = true;
}
}
if (newrel != ELF32_R_TYPE (srel->r_info))
{
SNIP (offset, 1, newrel);
- *again = TRUE;
+ *again = true;
}
}
if (newrel != ELF32_R_TYPE (srel->r_info))
{
SNIP (offset, 1, newrel);
- *again = TRUE;
+ *again = true;
}
}
newrel = R_RX_DIR8U;
SNIP (2, 1, newrel);
- *again = TRUE;
+ *again = true;
}
else if (code == 2 && ssymval <= 127 && ssymval >= -128)
if (newrel != ELF32_R_TYPE(srel->r_info))
{
SNIP (offset, 1, newrel);
- *again = TRUE;
+ *again = true;
}
}
move_reloc (irel, srel, -1);
SNIP (2, 1, R_RX_RH_UIMM4p8);
- *again = TRUE;
+ *again = true;
}
}
{
insn[0] = 0x38;
SNIP (3, 1, newrel);
- *again = TRUE;
+ *again = true;
}
break;
{
insn[0] = 0x2e;
SNIP (2, 1, newrel);
- *again = TRUE;
+ *again = true;
}
break;
insn[0] = 0x08;
SNIP (1, 1, newrel);
move_reloc (irel, srel, -1);
- *again = TRUE;
+ *again = true;
}
break;
{
insn[0] = 0x39;
SNIP (1, 1, newrel);
- *again = TRUE;
+ *again = true;
}
break;
{
insn[0] = 0x20 | (insn[0] & 1);
SNIP (1, 1, newrel);
- *again = TRUE;
+ *again = true;
}
break;
insn[0] = 0x10 | ((insn[0] & 1) << 3);
SNIP (1, 1, newrel);
move_reloc (irel, srel, -1);
- *again = TRUE;
+ *again = true;
}
break;
will get moved too, and too much. */
SNIP (3, 2, newrel);
move_reloc (irel, srel, -1);
- *again = TRUE;
+ *again = true;
}
break;
}
insn[1] = 0x05;
insn[2] = 0x38;
SNIP (5, 1, newrel);
- *again = TRUE;
+ *again = true;
}
/* Special case - synthetic conditional branches, pcrel16 */
delete_bytes move it also. */
move_reloc (irel, srel, -2);
SNIP (2, 3, newrel);
- *again = TRUE;
+ *again = true;
}
}
}
SNIPNR (3, ilen - 3);
- *again = TRUE;
+ *again = true;
/* We can't relax this new opcode. */
irel->r_addend = 0;
don't request a pass after that one! */
if (!*again && !allow_pcrel3)
{
- bfd_boolean ignored;
+ bool ignored;
- elf32_rx_relax_section (abfd, sec, link_info, &ignored, TRUE);
+ elf32_rx_relax_section (abfd, sec, link_info, &ignored, true);
}
- return TRUE;
+ return true;
error_return:
free (free_contents);
free (free_intsyms);
- return FALSE;
+ return false;
}
-static bfd_boolean
-elf32_rx_relax_section_wrapper (bfd * abfd,
- asection * sec,
- struct bfd_link_info * link_info,
- bfd_boolean * again)
+static bool
+elf32_rx_relax_section_wrapper (bfd *abfd,
+ asection *sec,
+ struct bfd_link_info *link_info,
+ bool *again)
{
- return elf32_rx_relax_section (abfd, sec, link_info, again, FALSE);
+ return elf32_rx_relax_section (abfd, sec, link_info, again, false);
}
\f
/* Function to set the ELF flag bits. */
-static bfd_boolean
+static bool
rx_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;
}
-static bfd_boolean no_warn_mismatch = FALSE;
-static bfd_boolean ignore_lma = TRUE;
+static bool no_warn_mismatch = false;
+static bool ignore_lma = true;
-void bfd_elf32_rx_set_target_flags (bfd_boolean, bfd_boolean);
+void bfd_elf32_rx_set_target_flags (bool, bool);
void
-bfd_elf32_rx_set_target_flags (bfd_boolean user_no_warn_mismatch,
- bfd_boolean user_ignore_lma)
+bfd_elf32_rx_set_target_flags (bool user_no_warn_mismatch,
+ bool user_ignore_lma)
{
no_warn_mismatch = user_no_warn_mismatch;
ignore_lma = user_ignore_lma;
Returns a static pointer. */
static const char *
-describe_flags (flagword flags)
+describe_flags (flagword flags, char *buf)
{
- static char buf [128];
-
buf[0] = 0;
if (flags & E_FLAG_RX_64BIT_DOUBLES)
/* Merge backend specific data from an object file to the output
object file when linking. */
-static bfd_boolean
+static bool
rx_elf_merge_private_bfd_data (bfd * ibfd, struct bfd_link_info *info)
{
bfd *obfd = info->output_bfd;
flagword old_flags;
flagword new_flags;
- bfd_boolean error = FALSE;
+ bool error = false;
new_flags = elf_elfheader (ibfd)->e_flags;
old_flags = elf_elfheader (obfd)->e_flags;
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;
}
else if (old_flags != new_flags)
}
else
{
+ char buf[128];
+
_bfd_error_handler (_("there is a conflict merging the"
" ELF header flags from %pB"),
ibfd);
_bfd_error_handler (_(" the input file's flags: %s"),
- describe_flags (new_flags));
+ describe_flags (new_flags, buf));
_bfd_error_handler (_(" the output file's flags: %s"),
- describe_flags (old_flags));
- error = TRUE;
+ describe_flags (old_flags, buf));
+ error = true;
}
}
else
return !error;
}
\f
-static bfd_boolean
+static bool
rx_elf_print_private_bfd_data (bfd * abfd, void * ptr)
{
FILE * file = (FILE *) ptr;
flagword flags;
+ char buf[128];
BFD_ASSERT (abfd != NULL && ptr != NULL);
flags = elf_elfheader (abfd)->e_flags;
fprintf (file, _("private flags = 0x%lx:"), (long) flags);
- fprintf (file, "%s", describe_flags (flags));
- return TRUE;
+ fprintf (file, "%s", describe_flags (flags, buf));
+ return true;
}
/* Return the MACH for an e_flags value. */
return 0;
}
-static bfd_boolean
+static bool
rx_elf_object_p (bfd * abfd)
{
int i;
Elf_Internal_Ehdr *ehdr = elf_elfheader (abfd);
int nphdrs = ehdr->e_phnum;
sec_ptr bsec;
- static int saw_be = FALSE;
+ static int saw_be = false;
bfd_vma end_phdroff;
/* We never want to automatically choose the non-swapping big-endian
and objcopy. */
if (abfd->xvec == &rx_elf32_be_ns_vec
&& abfd->target_defaulted)
- return FALSE;
+ return false;
/* BFD->target_defaulted is not set to TRUE when a target is chosen
as a fallback, so we check for "scanning" to know when to stop
using the non-swapping target. */
if (abfd->xvec == &rx_elf32_be_ns_vec
&& saw_be)
- return FALSE;
+ return false;
if (abfd->xvec == &rx_elf32_be_vec)
- saw_be = TRUE;
+ saw_be = true;
bfd_default_set_arch_mach (abfd, bfd_arch_rx,
elf32_rx_machine (abfd));
}
}
- return TRUE;
+ return true;
}
-static bfd_boolean
+static bool
rx_linux_object_p (bfd * abfd)
{
bfd_default_set_arch_mach (abfd, bfd_arch_rx, elf32_rx_machine (abfd));
- return TRUE;
+ return true;
}
\f
have code sections stored with 32-bit words swapped relative to
what you'd get by default. */
-static bfd_boolean
+static bool
rx_get_section_contents (bfd * abfd,
sec_ptr section,
void * location,
{
int exec = (abfd->flags & EXEC_P) ? 1 : 0;
int s_code = (section->flags & SEC_CODE) ? 1 : 0;
- bfd_boolean rv;
+ bool rv;
#ifdef DJDEBUG
fprintf (stderr, "dj: get %ld %ld from %s %s e%d sc%d %08lx:%08lx\n",
char * cloc = (char *) location;
bfd_size_type cnt, end_cnt;
- rv = TRUE;
+ rv = true;
/* Fetch and swap unaligned bytes at the beginning. */
if (offset % 4)
rv = _bfd_generic_get_section_contents (abfd, section, buf,
(offset & -4), 4);
if (!rv)
- return FALSE;
+ return false;
bfd_putb32 (bfd_getl32 (buf), buf);
rv = _bfd_generic_get_section_contents (abfd, section, cloc, offset,
count - end_cnt);
if (!rv)
- return FALSE;
+ return false;
for (cnt = count; cnt >= 4; cnt -= 4, cloc += 4)
bfd_putb32 (bfd_getl32 (cloc), cloc);
rv = _bfd_generic_get_section_contents (abfd, section, buf,
offset + count - end_cnt, 4);
if (!rv)
- return FALSE;
+ return false;
bfd_putb32 (bfd_getl32 (buf), buf);
memcpy (cloc, buf, end_cnt);
}
#ifdef DJDEBUG
-static bfd_boolean
+static bool
rx2_set_section_contents (bfd * abfd,
sec_ptr section,
const void * location,
#define _bfd_elf_set_section_contents rx2_set_section_contents
#endif
-static bfd_boolean
+static bool
rx_set_section_contents (bfd * abfd,
sec_ptr section,
const void * location,
file_ptr offset,
bfd_size_type count)
{
- bfd_boolean exec = (abfd->flags & EXEC_P) ? TRUE : FALSE;
- bfd_boolean s_code = (section->flags & SEC_CODE) ? TRUE : FALSE;
- bfd_boolean rv;
+ bool exec = (abfd->flags & EXEC_P) != 0;
+ bool s_code = (section->flags & SEC_CODE) != 0;
+ bool rv;
char * swapped_data = NULL;
bfd_size_type i;
bfd_vma caddr = section->vma + offset;
swapped_data = (char *) bfd_alloc (abfd, count);
if (swapped_data == NULL)
- return FALSE;
+ return false;
for (i = 0; i < count; i += 4)
{
}
}
- return TRUE;
+ return true;
}
-static bfd_boolean
+static bool
rx_final_link (bfd * abfd, struct bfd_link_info * info)
{
asection * o;
return bfd_elf_final_link (abfd, info);
}
-static bfd_boolean
+static bool
elf32_rx_modify_headers (bfd *abfd, struct bfd_link_info *info)
{
const struct elf_backend_data * bed;
FILE *mapfile;
} RX_Table_Info;
-static bfd_boolean
+static bool
rx_table_find (struct bfd_hash_entry *vent, void *vinfo)
{
RX_Table_Info *info = (RX_Table_Info *)vinfo;
$tablestart$<NAME>. */
if (ent->type != bfd_link_hash_defined
&& ent->type != bfd_link_hash_defweak)
- return TRUE;
+ return true;
name = ent->root.string;
sec = ent->u.def.section;
abfd = sec->owner;
- if (strncmp (name, "$tablestart$", 12))
- return TRUE;
+ if (!startswith (name, "$tablestart$"))
+ return true;
sec->flags |= SEC_KEEP;
buf = (char *) bfd_malloc (12 + 10 + strlen (tname));
if (buf == NULL)
- return FALSE;
+ return false;
sprintf (buf, "$tableend$%s", tname);
- h = bfd_link_hash_lookup (info->info->hash, buf, FALSE, FALSE, TRUE);
+ h = bfd_link_hash_lookup (info->info->hash, buf, false, false, true);
if (!h || (h->type != bfd_link_hash_defined
&& h->type != bfd_link_hash_defweak))
{
/* xgettext:c-format */
_bfd_error_handler (_("%pB:%pA: table %s missing corresponding %s"),
abfd, sec, name, buf);
- return TRUE;
+ return true;
}
if (h->u.def.section != ent->u.def.section)
_bfd_error_handler (_("%pB:%pA: %s and %s must be in the same input section"),
h->u.def.section->owner, h->u.def.section,
name, buf);
- return TRUE;
+ return true;
}
end_addr = h->u.def.value;
sprintf (buf, "$tableentry$default$%s", tname);
- h = bfd_link_hash_lookup (info->info->hash, buf, FALSE, FALSE, TRUE);
+ h = bfd_link_hash_lookup (info->info->hash, buf, false, false, true);
if (h && (h->type == bfd_link_hash_defined
|| h->type == bfd_link_hash_defweak))
{
for (idx = 0; idx < (int) (end_addr - start_addr) / 4; idx ++)
{
sprintf (buf, "$tableentry$%d$%s", idx, tname);
- h = bfd_link_hash_lookup (info->info->hash, buf, FALSE, FALSE, TRUE);
+ h = bfd_link_hash_lookup (info->info->hash, buf, false, false, true);
if (h && (h->type == bfd_link_hash_defined
|| h->type == bfd_link_hash_defweak))
{
}
/* Return TRUE to keep scanning, FALSE to end the traversal. */
- return TRUE;
+ return true;
}
/* We need to check for table entry symbols and build the tables, and
we need to do it before the linker does garbage collection. This function is
called once per input object file. */
-static bfd_boolean
+static bool
rx_check_directives
(bfd * abfd ATTRIBUTE_UNUSED,
struct bfd_link_info * info ATTRIBUTE_UNUSED)
stuff.info = info;
bfd_hash_traverse (&(info->hash->table), rx_table_find, &stuff);
- return TRUE;
+ return true;
}
\f
-static bfd_boolean
+static bool
rx_table_map_2 (struct bfd_hash_entry *vent, void *vinfo)
{
RX_Table_Info *info = (RX_Table_Info *)vinfo;
if (ent->type != bfd_link_hash_defined
&& ent->type != bfd_link_hash_defweak)
- return TRUE;
+ return true;
name = ent->root.string;
if (name[0] == '$' || name[0] == '.' || name[0] < ' ')
- return TRUE;
+ return true;
addr = (ent->u.def.value
+ ent->u.def.section->output_section->vma
if (addr == info->table_default_handler)
info->table_default_entry = ent;
- return TRUE;
+ return true;
}
-static bfd_boolean
+static bool
rx_table_map (struct bfd_hash_entry *vent, void *vinfo)
{
RX_Table_Info *info = (RX_Table_Info *)vinfo;
$tablestart$<NAME>. */
if (ent->type != bfd_link_hash_defined
&& ent->type != bfd_link_hash_defweak)
- return TRUE;
+ return true;
name = ent->root.string;
- if (strncmp (name, "$tablestart$", 12))
- return TRUE;
+ if (!startswith (name, "$tablestart$"))
+ return true;
tname = name + 12;
start_addr = (ent->u.def.value
buf = (char *) bfd_malloc (12 + 10 + strlen (tname));
if (buf == NULL)
- return FALSE;
+ return false;
sprintf (buf, "$tableend$%s", tname);
end_addr = get_symbol_value_maybe (buf, info->info);
sprintf (buf, "$tableentry$default$%s", tname);
- h = bfd_link_hash_lookup (info->info->hash, buf, FALSE, FALSE, TRUE);
+ h = bfd_link_hash_lookup (info->info->hash, buf, false, false, true);
if (h)
{
info->table_default_handler = (h->u.def.value
if (info->table_handlers == NULL)
{
free (buf);
- return FALSE;
+ return false;
}
info->table_entries = (struct bfd_link_hash_entry **)
bfd_malloc (info->table_size * sizeof (struct bfd_link_hash_entry));
{
free (info->table_handlers);
free (buf);
- return FALSE;
+ return false;
}
for (idx = 0; idx < (int) (end_addr - start_addr) / 4; idx ++)
{
sprintf (buf, "$tableentry$%d$%s", idx, tname);
- h = bfd_link_hash_lookup (info->info->hash, buf, FALSE, FALSE, TRUE);
+ h = bfd_link_hash_lookup (info->info->hash, buf, false, false, true);
if (h && (h->type == bfd_link_hash_defined
|| h->type == bfd_link_hash_defweak))
{
if (need_elipses)
fprintf (info->mapfile, " . . .\n");
- return TRUE;
+ return true;
}
void
projects / binutils-gdb.git / blobdiff