/* BFD back-end for Renesas H8/300 ELF binaries.
Copyright 1993, 1995, 1998, 1999, 2001, 2002, 2003, 2004, 2005, 2006,
- 2007 Free Software Foundation, Inc.
+ 2007, 2009, 2010 Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
{
bfd_vma symval;
+ {
+ arelent bfd_reloc;
+
+ elf32_h8_info_to_howto (abfd, &bfd_reloc, irel);
+ }
/* Keep track of the previous reloc so that we can delete
some long jumps created by the compiler. */
if (irel != internal_relocs)
/* This is bsr. */
bfd_put_8 (abfd, 0x55, contents + irel->r_offset - 2);
else
- abort ();
+ /* Might be MOVSD. */
+ break;
/* Fix the relocation's type. */
irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irel->r_info),
if (value <= 0x7fff || value >= 0xffff8000u)
{
unsigned char code;
+ unsigned char op0, op1, op2, op3;
+ unsigned char *op_ptr;
/* Note that we've changed the relocs, section contents,
etc. */
elf_section_data (sec)->this_hdr.contents = contents;
symtab_hdr->contents = (unsigned char *) isymbuf;
+ if (irel->r_offset >= 4)
+ {
+ /* Check for 4-byte MOVA relaxation. */
+ int second_reloc = 0;
+
+ op_ptr = contents + irel->r_offset - 4;
+
+ if (last_reloc)
+ {
+ arelent bfd_reloc;
+ reloc_howto_type *h;
+ bfd_vma last_reloc_size;
+
+ elf32_h8_info_to_howto (abfd, &bfd_reloc, last_reloc);
+ h = bfd_reloc.howto;
+ last_reloc_size = 1 << h->size;
+ if (last_reloc->r_offset + last_reloc_size
+ == irel->r_offset)
+ {
+ op_ptr -= last_reloc_size;
+ second_reloc = 1;
+ }
+ }
+ if (irel < irelend)
+ {
+ Elf_Internal_Rela *next_reloc = irel + 1;
+ arelent bfd_reloc;
+ reloc_howto_type *h;
+ bfd_vma next_reloc_size;
+
+ elf32_h8_info_to_howto (abfd, &bfd_reloc, next_reloc);
+ h = bfd_reloc.howto;
+ next_reloc_size = 1 << h->size;
+ if (next_reloc->r_offset + next_reloc_size
+ == irel->r_offset)
+ {
+ op_ptr -= next_reloc_size;
+ second_reloc = 1;
+ }
+ }
+
+ op0 = bfd_get_8 (abfd, op_ptr + 0);
+ op1 = bfd_get_8 (abfd, op_ptr + 1);
+ op2 = bfd_get_8 (abfd, op_ptr + 2);
+ op3 = bfd_get_8 (abfd, op_ptr + 3);
+
+ if (op0 == 0x01
+ && (op1 & 0xdf) == 0x5f
+ && (op2 & 0x40) == 0x40
+ && (op3 & 0x80) == 0x80)
+ {
+ if ((op2 & 0x08) == 0)
+ second_reloc = 1;
+
+ if (second_reloc)
+ {
+ op3 &= ~0x08;
+ bfd_put_8 (abfd, op3, op_ptr + 3);
+ }
+ else
+ {
+ op2 &= ~0x08;
+ bfd_put_8 (abfd, op2, op_ptr + 2);
+ }
+ goto r_h8_dir32a16_common;
+ }
+ }
+
+ /* Now check for short version of MOVA. */
+ op_ptr = contents + irel->r_offset - 2;
+ op0 = bfd_get_8 (abfd, op_ptr + 0);
+ op1 = bfd_get_8 (abfd, op_ptr + 1);
+
+ if (op0 == 0x7a
+ && (op1 & 0x88) == 0x80)
+ {
+ op1 |= 0x08;
+ bfd_put_8 (abfd, op1, op_ptr + 1);
+ goto r_h8_dir32a16_common;
+ }
+
/* Get the opcode. */
code = bfd_get_8 (abfd, contents + irel->r_offset - 1);
bfd_put_8 (abfd, code, contents + irel->r_offset - 1);
+ r_h8_dir32a16_common:
/* Fix the relocation's type. */
irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irel->r_info),
R_H8_DIR16);
unsigned int sec_shndx;
bfd_byte *contents;
Elf_Internal_Rela *irel, *irelend;
- Elf_Internal_Rela *irelalign;
Elf_Internal_Sym *isym;
Elf_Internal_Sym *isymend;
bfd_vma toaddr;
contents = elf_section_data (sec)->this_hdr.contents;
- /* The deletion must stop at the next ALIGN reloc for an aligment
- power larger than the number of bytes we are deleting. */
-
- irelalign = NULL;
toaddr = sec->size;
irel = elf_section_data (sec)->relocs;
#define bfd_elf32_bfd_get_relocated_section_contents \
elf32_h8_get_relocated_section_contents
+#define elf_symbol_leading_char '_'
#include "elf32-target.h"