/* V850-specific support for 32-bit ELF
- Copyright (C) 1996-2019 Free Software Foundation, Inc.
+ Copyright (C) 1996-2020 Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
#include "elf-bfd.h"
#include "elf/v850.h"
#include "libiberty.h"
+#include "elf32-v850.h"
/* Sign-extend a 17-bit number. */
#define SEXT17(x) ((((x) & 0x1ffff) ^ 0x10000) - 0x10000)
asection * section;
section = h->root.u.c.p->section = bfd_make_section_old_way (abfd, common);
- section->flags |= SEC_IS_COMMON;
+ section->flags |= SEC_IS_COMMON | SEC_SMALL_DATA;
}
#ifdef DEBUG
remember_hi16s_reloc (bfd *abfd, bfd_vma addend, bfd_byte *address)
{
hi16s_location * entry = NULL;
- bfd_size_type amt = sizeof (* free_hi16s);
+ size_t amt = sizeof (* free_hi16s);
/* Find a free structure. */
if (free_hi16s == NULL)
respectively, which yields smaller, faster assembler code. This
approach is copied from elf32-mips.c. */
-static asection v850_elf_scom_section;
-static asymbol v850_elf_scom_symbol;
-static asymbol * v850_elf_scom_symbol_ptr;
-static asection v850_elf_tcom_section;
-static asymbol v850_elf_tcom_symbol;
-static asymbol * v850_elf_tcom_symbol_ptr;
-static asection v850_elf_zcom_section;
-static asymbol v850_elf_zcom_symbol;
-static asymbol * v850_elf_zcom_symbol_ptr;
+static asection v850_elf_scom_section;
+static const asymbol v850_elf_scom_symbol =
+ GLOBAL_SYM_INIT (".scommon", &v850_elf_scom_section);
+static asection v850_elf_scom_section =
+ BFD_FAKE_SECTION (v850_elf_scom_section, &v850_elf_scom_symbol,
+ ".scommon", 0,
+ SEC_IS_COMMON | SEC_SMALL_DATA | SEC_ALLOC | SEC_DATA);
+
+static asection v850_elf_tcom_section;
+static const asymbol v850_elf_tcom_symbol =
+ GLOBAL_SYM_INIT (".tcommon", &v850_elf_tcom_section);
+static asection v850_elf_tcom_section =
+ BFD_FAKE_SECTION (v850_elf_tcom_section, &v850_elf_tcom_symbol,
+ ".tcommon", 0,
+ SEC_IS_COMMON | SEC_SMALL_DATA);
+
+static asection v850_elf_zcom_section;
+static const asymbol v850_elf_zcom_symbol =
+ GLOBAL_SYM_INIT (".zcommon", &v850_elf_zcom_section);
+static asection v850_elf_zcom_section =
+ BFD_FAKE_SECTION (v850_elf_zcom_section, &v850_elf_zcom_symbol,
+ ".zcommon", 0,
+ SEC_IS_COMMON | SEC_SMALL_DATA);
/* Given a BFD section, try to locate the
corresponding ELF section index. */
switch (indx)
{
case SHN_V850_SCOMMON:
- if (v850_elf_scom_section.name == NULL)
- {
- /* Initialize the small common section. */
- v850_elf_scom_section.name = ".scommon";
- v850_elf_scom_section.flags = SEC_IS_COMMON | SEC_ALLOC | SEC_DATA;
- v850_elf_scom_section.output_section = & v850_elf_scom_section;
- v850_elf_scom_section.symbol = & v850_elf_scom_symbol;
- v850_elf_scom_section.symbol_ptr_ptr = & v850_elf_scom_symbol_ptr;
- v850_elf_scom_symbol.name = ".scommon";
- v850_elf_scom_symbol.flags = BSF_SECTION_SYM;
- v850_elf_scom_symbol.section = & v850_elf_scom_section;
- v850_elf_scom_symbol_ptr = & v850_elf_scom_symbol;
- }
asym->section = & v850_elf_scom_section;
asym->value = elfsym->internal_elf_sym.st_size;
break;
case SHN_V850_TCOMMON:
- if (v850_elf_tcom_section.name == NULL)
- {
- /* Initialize the tcommon section. */
- v850_elf_tcom_section.name = ".tcommon";
- v850_elf_tcom_section.flags = SEC_IS_COMMON;
- v850_elf_tcom_section.output_section = & v850_elf_tcom_section;
- v850_elf_tcom_section.symbol = & v850_elf_tcom_symbol;
- v850_elf_tcom_section.symbol_ptr_ptr = & v850_elf_tcom_symbol_ptr;
- v850_elf_tcom_symbol.name = ".tcommon";
- v850_elf_tcom_symbol.flags = BSF_SECTION_SYM;
- v850_elf_tcom_symbol.section = & v850_elf_tcom_section;
- v850_elf_tcom_symbol_ptr = & v850_elf_tcom_symbol;
- }
asym->section = & v850_elf_tcom_section;
asym->value = elfsym->internal_elf_sym.st_size;
break;
case SHN_V850_ZCOMMON:
- if (v850_elf_zcom_section.name == NULL)
- {
- /* Initialize the zcommon section. */
- v850_elf_zcom_section.name = ".zcommon";
- v850_elf_zcom_section.flags = SEC_IS_COMMON;
- v850_elf_zcom_section.output_section = & v850_elf_zcom_section;
- v850_elf_zcom_section.symbol = & v850_elf_zcom_symbol;
- v850_elf_zcom_section.symbol_ptr_ptr = & v850_elf_zcom_symbol_ptr;
- v850_elf_zcom_symbol.name = ".zcommon";
- v850_elf_zcom_symbol.flags = BSF_SECTION_SYM;
- v850_elf_zcom_symbol.section = & v850_elf_zcom_section;
- v850_elf_zcom_symbol_ptr = & v850_elf_zcom_symbol;
- }
asym->section = & v850_elf_zcom_section;
asym->value = elfsym->internal_elf_sym.st_size;
break;
{
case SHN_V850_SCOMMON:
*secp = bfd_make_section_old_way (abfd, ".scommon");
- (*secp)->flags |= SEC_IS_COMMON;
+ (*secp)->flags |= SEC_IS_COMMON | SEC_SMALL_DATA;
*valp = sym->st_size;
break;
case SHN_V850_TCOMMON:
*secp = bfd_make_section_old_way (abfd, ".tcommon");
- (*secp)->flags |= SEC_IS_COMMON;
+ (*secp)->flags |= SEC_IS_COMMON | SEC_SMALL_DATA;
*valp = sym->st_size;
break;
case SHN_V850_ZCOMMON:
*secp = bfd_make_section_old_way (abfd, ".zcommon");
- (*secp)->flags |= SEC_IS_COMMON;
+ (*secp)->flags |= SEC_IS_COMMON | SEC_SMALL_DATA;
*valp = sym->st_size;
break;
}
const char *name,
int shindex)
{
+ flagword flags;
+
/* There ought to be a place to keep ELF backend specific flags, but
at the moment there isn't one. We just keep track of the
sections by their name, instead. */
if (! _bfd_elf_make_section_from_shdr (abfd, hdr, name, shindex))
return FALSE;
+ flags = 0;
switch (hdr->sh_type)
{
case SHT_V850_SCOMMON:
case SHT_V850_TCOMMON:
case SHT_V850_ZCOMMON:
- if (!bfd_set_section_flags (hdr->bfd_section,
- (bfd_section_flags (hdr->bfd_section)
- | SEC_IS_COMMON)))
- return FALSE;
+ flags = SEC_IS_COMMON;
}
- return TRUE;
+ if ((hdr->sh_flags & SHF_V850_GPREL) != 0)
+ flags |= SEC_SMALL_DATA;
+
+ return (flags == 0
+ || bfd_set_section_flags (hdr->bfd_section,
+ hdr->bfd_section->flags | flags));
}
/* Set the correct type for a V850 ELF section. We do this
if (no_match < 0
&& ((insn[2] & JMP_R_MASK) != JMP_R
|| MOVEA_R2 (insn[1]) != JMP_R1 (insn[2])))
- no_match = 4;
+ no_match = 2;
}
else
{
}
finish:
- if (internal_relocs != NULL
- && elf_section_data (sec)->relocs != internal_relocs)
+ if (elf_section_data (sec)->relocs != internal_relocs)
free (internal_relocs);
- if (contents != NULL
- && elf_section_data (sec)->this_hdr.contents != (unsigned char *) contents)
+ if (elf_section_data (sec)->this_hdr.contents != (unsigned char *) contents)
free (contents);
- if (isymbuf != NULL
- && symtab_hdr->contents != (bfd_byte *) isymbuf)
+ if (symtab_hdr->contents != (bfd_byte *) isymbuf)
free (isymbuf);
return result;