/* MIPS-specific support for 32-bit ELF
Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
- 2003 Free Software Foundation, Inc.
+ 2003, 2004 Free Software Foundation, Inc.
Most of the information added by Ian Lance Taylor, Cygnus Support,
<ian@cygnus.com>.
#define ECOFF_SIGNED_32
#include "ecoffswap.h"
-static bfd_reloc_status_type mips_elf_hi16_reloc
- PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
-static bfd_reloc_status_type mips_elf_lo16_reloc
- PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
-static bfd_reloc_status_type mips_elf_got16_reloc
- PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
+static bfd_reloc_status_type gprel32_with_gp
+ (bfd *, asymbol *, arelent *, asection *, bfd_boolean, void *, bfd_vma);
static bfd_reloc_status_type mips_elf_gprel32_reloc
- PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
+ (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
static bfd_reloc_status_type mips32_64bit_reloc
- PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
+ (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
static reloc_howto_type *bfd_elf32_bfd_reloc_type_lookup
- PARAMS ((bfd *, bfd_reloc_code_real_type));
+ (bfd *, bfd_reloc_code_real_type);
static reloc_howto_type *mips_elf32_rtype_to_howto
- PARAMS ((unsigned int, bfd_boolean));
+ (unsigned int, bfd_boolean);
static void mips_info_to_howto_rel
- PARAMS ((bfd *, arelent *, Elf_Internal_Rela *));
+ (bfd *, arelent *, Elf_Internal_Rela *);
static void mips_info_to_howto_rela
- PARAMS ((bfd *, arelent *, Elf_Internal_Rela *));
+ (bfd *, arelent *, Elf_Internal_Rela *);
static bfd_boolean mips_elf_sym_is_global
- PARAMS ((bfd *, asymbol *));
+ (bfd *, asymbol *);
static bfd_boolean mips_elf32_object_p
- PARAMS ((bfd *));
+ (bfd *);
static bfd_boolean mips_elf_is_local_label_name
- PARAMS ((bfd *, const char *));
+ (bfd *, const char *);
static bfd_reloc_status_type mips16_jump_reloc
- PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
+ (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
static bfd_reloc_status_type mips16_gprel_reloc
- PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
+ (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
static bfd_reloc_status_type mips_elf_final_gp
- PARAMS ((bfd *, asymbol *, bfd_boolean, char **, bfd_vma *));
+ (bfd *, asymbol *, bfd_boolean, char **, bfd_vma *);
static bfd_boolean mips_elf_assign_gp
- PARAMS ((bfd *, bfd_vma *));
+ (bfd *, bfd_vma *);
static bfd_boolean elf32_mips_grok_prstatus
- PARAMS ((bfd *, Elf_Internal_Note *));
+ (bfd *, Elf_Internal_Note *);
static bfd_boolean elf32_mips_grok_psinfo
- PARAMS ((bfd *, Elf_Internal_Note *));
+ (bfd *, Elf_Internal_Note *);
static irix_compat_t elf32_mips_irix_compat
- PARAMS ((bfd *));
+ (bfd *);
extern const bfd_target bfd_elf32_bigmips_vec;
extern const bfd_target bfd_elf32_littlemips_vec;
FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_NONE", /* name */
FALSE, /* partial_inplace */
0, /* src_mask */
FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_16", /* name */
TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_32", /* name */
TRUE, /* partial_inplace */
0xffffffff, /* src_mask */
FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_REL32", /* name */
TRUE, /* partial_inplace */
0xffffffff, /* src_mask */
/* This needs complex overflow
detection, because the upper four
bits must match the PC + 4. */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_26", /* name */
TRUE, /* partial_inplace */
0x03ffffff, /* src_mask */
/* High 16 bits of symbol value. */
HOWTO (R_MIPS_HI16, /* type */
- 0, /* rightshift */
+ 16, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- mips_elf_hi16_reloc, /* special_function */
+ _bfd_mips_elf_hi16_reloc, /* special_function */
"R_MIPS_HI16", /* name */
TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- mips_elf_lo16_reloc, /* special_function */
+ _bfd_mips_elf_lo16_reloc, /* special_function */
"R_MIPS_LO16", /* name */
TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
- mips_elf_got16_reloc, /* special_function */
+ _bfd_mips_elf_got16_reloc, /* special_function */
"R_MIPS_GOT16", /* name */
TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
TRUE, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_PC16", /* name */
TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_CALL16", /* name */
TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
FALSE, /* pc_relative */
6, /* bitpos */
complain_overflow_bitfield, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_SHIFT5", /* name */
TRUE, /* partial_inplace */
0x000007c0, /* src_mask */
FALSE, /* pc_relative */
6, /* bitpos */
complain_overflow_bitfield, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_SHIFT6", /* name */
TRUE, /* partial_inplace */
0x000007c4, /* src_mask */
FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_GOT_DISP", /* name */
TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_GOT_PAGE", /* name */
TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_GOT_OFST", /* name */
TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_GOT_HI16", /* name */
TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_GOT_LO16", /* name */
TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_SUB", /* name */
TRUE, /* partial_inplace */
MINUS_ONE, /* src_mask */
FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_HIGHER", /* name */
TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_HIGHEST", /* name */
TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_CALL_HI16", /* name */
TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_CALL_LO16", /* name */
TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_SCN_DISP", /* name */
TRUE, /* partial_inplace */
0xffffffff, /* src_mask */
FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_JALR", /* name */
FALSE, /* partial_inplace */
0x00000000, /* src_mask */
0x07ff001f, /* dst_mask */
FALSE); /* pcrel_offset */
-/* GNU extensions for embedded-pic. */
-/* High 16 bits of symbol value, pc-relative. */
-static reloc_howto_type elf_mips_gnu_rel_hi16 =
- HOWTO (R_MIPS_GNU_REL_HI16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- TRUE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- mips_elf_hi16_reloc, /* special_function */
- "R_MIPS_GNU_REL_HI16", /* name */
- TRUE, /* partial_inplace */
- 0xffff, /* src_mask */
- 0xffff, /* dst_mask */
- TRUE); /* pcrel_offset */
-
-/* Low 16 bits of symbol value, pc-relative. */
-static reloc_howto_type elf_mips_gnu_rel_lo16 =
- HOWTO (R_MIPS_GNU_REL_LO16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- TRUE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- mips_elf_lo16_reloc, /* special_function */
- "R_MIPS_GNU_REL_LO16", /* name */
- TRUE, /* partial_inplace */
- 0xffff, /* src_mask */
- 0xffff, /* dst_mask */
- TRUE); /* pcrel_offset */
-
/* 16 bit offset for pc-relative branches. */
static reloc_howto_type elf_mips_gnu_rel16_s2 =
HOWTO (R_MIPS_GNU_REL16_S2, /* type */
TRUE, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_GNU_REL16_S2", /* name */
TRUE, /* partial_inplace */
0xffff, /* src_mask */
0xffff, /* dst_mask */
TRUE); /* pcrel_offset */
-/* 64 bit pc-relative. */
-static reloc_howto_type elf_mips_gnu_pcrel64 =
- HOWTO (R_MIPS_PC64, /* type */
- 0, /* rightshift */
- 4, /* size (0 = byte, 1 = short, 2 = long) */
- 64, /* bitsize */
- TRUE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_MIPS_PC64", /* name */
- TRUE, /* partial_inplace */
- MINUS_ONE, /* src_mask */
- MINUS_ONE, /* dst_mask */
- TRUE); /* pcrel_offset */
-
-/* 32 bit pc-relative. */
+/* 32 bit pc-relative. This was a GNU extension used by embedded-PIC.
+ It was co-opted by mips-linux for exception-handling data. It is no
+ longer used, but should continue to be supported by the linker for
+ backward compatibility. (GCC stopped using it in May, 2004.) */
static reloc_howto_type elf_mips_gnu_pcrel32 =
HOWTO (R_MIPS_PC32, /* type */
0, /* rightshift */
TRUE, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_PC32", /* name */
TRUE, /* partial_inplace */
0xffffffff, /* src_mask */
0, /* dst_mask */
FALSE); /* pcrel_offset */
-/* Do a R_MIPS_HI16 relocation. This has to be done in combination
- with a R_MIPS_LO16 reloc, because there is a carry from the LO16 to
- the HI16. Here we just save the information we need; we do the
- actual relocation when we see the LO16.
-
- MIPS ELF requires that the LO16 immediately follow the HI16. As a
- GNU extension, for non-pc-relative relocations, we permit an
- arbitrary number of HI16 relocs to be associated with a single LO16
- reloc. This extension permits gcc to output the HI and LO relocs
- itself.
-
- This cannot be done for PC-relative relocations because both the HI16
- and LO16 parts of the relocations must be done relative to the LO16
- part, and there can be carry to or borrow from the HI16 part. */
-
-struct mips_hi16
-{
- struct mips_hi16 *next;
- bfd_byte *addr;
- bfd_vma addend;
-};
-
-/* FIXME: This should not be a static variable. */
-
-static struct mips_hi16 *mips_hi16_list;
-
-static bfd_reloc_status_type
-mips_elf_hi16_reloc (abfd, reloc_entry, symbol, data, input_section,
- output_bfd, error_message)
- bfd *abfd ATTRIBUTE_UNUSED;
- arelent *reloc_entry;
- asymbol *symbol;
- PTR data;
- asection *input_section;
- bfd *output_bfd;
- char **error_message;
-{
- bfd_reloc_status_type ret;
- bfd_vma relocation;
- struct mips_hi16 *n;
-
- /* If we're relocating, and this is an external symbol, we don't want
- to change anything. */
- if (output_bfd != (bfd *) NULL
- && (symbol->flags & BSF_SECTION_SYM) == 0
- && reloc_entry->addend == 0)
- {
- reloc_entry->address += input_section->output_offset;
- return bfd_reloc_ok;
- }
-
- ret = bfd_reloc_ok;
-
- if (strcmp (bfd_asymbol_name (symbol), "_gp_disp") == 0)
- {
- bfd_boolean relocateable;
- bfd_vma gp;
-
- if (ret == bfd_reloc_undefined)
- abort ();
-
- if (output_bfd != NULL)
- relocateable = TRUE;
- else
- {
- relocateable = FALSE;
- output_bfd = symbol->section->output_section->owner;
- }
-
- ret = mips_elf_final_gp (output_bfd, symbol, relocateable,
- error_message, &gp);
- if (ret != bfd_reloc_ok)
- return ret;
-
- relocation = gp - reloc_entry->address;
- }
- else
- {
- if (bfd_is_und_section (symbol->section)
- && output_bfd == (bfd *) NULL)
- ret = bfd_reloc_undefined;
-
- if (bfd_is_com_section (symbol->section))
- relocation = 0;
- else
- relocation = symbol->value;
- }
-
- relocation += symbol->section->output_section->vma;
- relocation += symbol->section->output_offset;
- relocation += reloc_entry->addend;
-
- if (reloc_entry->address > input_section->_cooked_size)
- return bfd_reloc_outofrange;
-
- /* Save the information, and let LO16 do the actual relocation. */
- n = (struct mips_hi16 *) bfd_malloc ((bfd_size_type) sizeof *n);
- if (n == NULL)
- return bfd_reloc_outofrange;
- n->addr = (bfd_byte *) data + reloc_entry->address;
- n->addend = relocation;
- n->next = mips_hi16_list;
- mips_hi16_list = n;
-
- if (output_bfd != (bfd *) NULL)
- reloc_entry->address += input_section->output_offset;
-
- return ret;
-}
-
-/* Do a R_MIPS_LO16 relocation. This is a straightforward 16 bit
- inplace relocation; this function exists in order to do the
- R_MIPS_HI16 relocation described above. */
-
-static bfd_reloc_status_type
-mips_elf_lo16_reloc (abfd, reloc_entry, symbol, data, input_section,
- output_bfd, error_message)
- bfd *abfd;
- arelent *reloc_entry;
- asymbol *symbol;
- PTR data;
- asection *input_section;
- bfd *output_bfd;
- char **error_message;
-{
- arelent gp_disp_relent;
-
- if (mips_hi16_list != NULL)
- {
- struct mips_hi16 *l;
-
- l = mips_hi16_list;
- while (l != NULL)
- {
- unsigned long insn;
- unsigned long val;
- unsigned long vallo;
- struct mips_hi16 *next;
-
- /* Do the HI16 relocation. Note that we actually don't need
- to know anything about the LO16 itself, except where to
- find the low 16 bits of the addend needed by the LO16. */
- insn = bfd_get_32 (abfd, l->addr);
- vallo = bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address);
-
- /* The low order 16 bits are always treated as a signed
- value. */
- vallo = ((vallo & 0xffff) ^ 0x8000) - 0x8000;
- val = ((insn & 0xffff) << 16) + vallo;
- val += l->addend;
-
- /* If PC-relative, we need to subtract out the address of the LO
- half of the HI/LO. (The actual relocation is relative
- to that instruction.) */
- if (reloc_entry->howto->pc_relative)
- val -= reloc_entry->address;
-
- /* At this point, "val" has the value of the combined HI/LO
- pair. If the low order 16 bits (which will be used for
- the LO16 insn) are negative, then we will need an
- adjustment for the high order 16 bits. */
- val += 0x8000;
- val = (val >> 16) & 0xffff;
-
- insn &= ~ (bfd_vma) 0xffff;
- insn |= val;
- bfd_put_32 (abfd, (bfd_vma) insn, l->addr);
-
- if (strcmp (bfd_asymbol_name (symbol), "_gp_disp") == 0)
- {
- gp_disp_relent = *reloc_entry;
- reloc_entry = &gp_disp_relent;
- reloc_entry->addend = l->addend;
- }
-
- next = l->next;
- free (l);
- l = next;
- }
-
- mips_hi16_list = NULL;
- }
- else if (strcmp (bfd_asymbol_name (symbol), "_gp_disp") == 0)
- {
- bfd_reloc_status_type ret;
- bfd_vma gp, relocation;
-
- /* FIXME: Does this case ever occur? */
-
- ret = mips_elf_final_gp (output_bfd, symbol, TRUE, error_message, &gp);
- if (ret != bfd_reloc_ok)
- return ret;
-
- relocation = gp - reloc_entry->address;
- relocation += symbol->section->output_section->vma;
- relocation += symbol->section->output_offset;
- relocation += reloc_entry->addend;
-
- if (reloc_entry->address > input_section->_cooked_size)
- return bfd_reloc_outofrange;
-
- gp_disp_relent = *reloc_entry;
- reloc_entry = &gp_disp_relent;
- reloc_entry->addend = relocation - 4;
- }
-
- /* Now do the LO16 reloc in the usual way. */
- return bfd_elf_generic_reloc (abfd, reloc_entry, symbol, data,
- input_section, output_bfd, error_message);
-}
-
-/* Do a R_MIPS_GOT16 reloc. This is a reloc against the global offset
- table used for PIC code. If the symbol is an external symbol, the
- instruction is modified to contain the offset of the appropriate
- entry in the global offset table. If the symbol is a section
- symbol, the next reloc is a R_MIPS_LO16 reloc. The two 16 bit
- addends are combined to form the real addend against the section
- symbol; the GOT16 is modified to contain the offset of an entry in
- the global offset table, and the LO16 is modified to offset it
- appropriately. Thus an offset larger than 16 bits requires a
- modified value in the global offset table.
-
- This implementation suffices for the assembler, but the linker does
- not yet know how to create global offset tables. */
-
-static bfd_reloc_status_type
-mips_elf_got16_reloc (abfd, reloc_entry, symbol, data, input_section,
- output_bfd, error_message)
- bfd *abfd;
- arelent *reloc_entry;
- asymbol *symbol;
- PTR data;
- asection *input_section;
- bfd *output_bfd;
- char **error_message;
-{
- /* If we're relocating, and this is an external symbol, we don't want
- to change anything. */
- if (output_bfd != (bfd *) NULL
- && (symbol->flags & BSF_SECTION_SYM) == 0
- && reloc_entry->addend == 0)
- {
- reloc_entry->address += input_section->output_offset;
- return bfd_reloc_ok;
- }
-
- /* If we're relocating, and this is a local symbol, we can handle it
- just like HI16. */
- if (output_bfd != (bfd *) NULL
- && (symbol->flags & BSF_SECTION_SYM) != 0)
- return mips_elf_hi16_reloc (abfd, reloc_entry, symbol, data,
- input_section, output_bfd, error_message);
-
- abort ();
-}
-
/* Set the GP value for OUTPUT_BFD. Returns FALSE if this is a
dangerous relocation. */
static bfd_boolean
-mips_elf_assign_gp (output_bfd, pgp)
- bfd *output_bfd;
- bfd_vma *pgp;
+mips_elf_assign_gp (bfd *output_bfd, bfd_vma *pgp)
{
unsigned int count;
asymbol **sym;
/* The linker script will have created a symbol named `_gp' with the
appropriate value. */
- if (sym == (asymbol **) NULL)
+ if (sym == NULL)
i = count;
else
{
symbol value correctly. We look up the symbol _gp in the output
BFD. If we can't find it, we're stuck. We cache it in the ELF
target data. We don't need to adjust the symbol value for an
- external symbol if we are producing relocateable output. */
+ external symbol if we are producing relocatable output. */
static bfd_reloc_status_type
-mips_elf_final_gp (output_bfd, symbol, relocateable, error_message, pgp)
- bfd *output_bfd;
- asymbol *symbol;
- bfd_boolean relocateable;
- char **error_message;
- bfd_vma *pgp;
+mips_elf_final_gp (bfd *output_bfd, asymbol *symbol, bfd_boolean relocatable,
+ char **error_message, bfd_vma *pgp)
{
if (bfd_is_und_section (symbol->section)
- && ! relocateable)
+ && ! relocatable)
{
*pgp = 0;
return bfd_reloc_undefined;
*pgp = _bfd_get_gp_value (output_bfd);
if (*pgp == 0
- && (! relocateable
+ && (! relocatable
|| (symbol->flags & BSF_SECTION_SYM) != 0))
{
- if (relocateable)
+ if (relocatable)
{
/* Make up a value. */
*pgp = symbol->section->output_section->vma + 0x4000;
merged. */
bfd_reloc_status_type
-_bfd_mips_elf32_gprel16_reloc (abfd, reloc_entry, symbol, data, input_section,
- output_bfd, error_message)
- bfd *abfd;
- arelent *reloc_entry;
- asymbol *symbol;
- PTR data;
- asection *input_section;
- bfd *output_bfd;
- char **error_message;
+_bfd_mips_elf32_gprel16_reloc (bfd *abfd, arelent *reloc_entry,
+ asymbol *symbol, void *data,
+ asection *input_section, bfd *output_bfd,
+ char **error_message)
{
- bfd_boolean relocateable;
+ bfd_boolean relocatable;
bfd_reloc_status_type ret;
bfd_vma gp;
- /* If we're relocating, and this is an external symbol with no
- addend, we don't want to change anything. We will only have an
- addend if this is a newly created reloc, not read from an ELF
- file. */
- if (output_bfd != (bfd *) NULL
+ /* R_MIPS_LITERAL relocations are defined for local symbols only. */
+ if (reloc_entry->howto->type == R_MIPS_LITERAL
+ && output_bfd != NULL
&& (symbol->flags & BSF_SECTION_SYM) == 0
- && reloc_entry->addend == 0)
+ && (symbol->flags & BSF_LOCAL) != 0)
{
- reloc_entry->address += input_section->output_offset;
- return bfd_reloc_ok;
+ *error_message = (char *)
+ _("literal relocation occurs for an external symbol");
+ return bfd_reloc_outofrange;
}
- if (output_bfd != (bfd *) NULL)
- relocateable = TRUE;
+ if (output_bfd != NULL)
+ relocatable = TRUE;
else
{
- relocateable = FALSE;
+ relocatable = FALSE;
output_bfd = symbol->section->output_section->owner;
}
- ret = mips_elf_final_gp (output_bfd, symbol, relocateable, error_message,
+ ret = mips_elf_final_gp (output_bfd, symbol, relocatable, error_message,
&gp);
if (ret != bfd_reloc_ok)
return ret;
return _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry,
- input_section, relocateable,
+ input_section, relocatable,
data, gp);
}
/* Do a R_MIPS_GPREL32 relocation. This is a 32 bit value which must
become the offset from the gp register. */
-static bfd_reloc_status_type gprel32_with_gp
- PARAMS ((bfd *, asymbol *, arelent *, asection *, bfd_boolean, PTR,
- bfd_vma));
-
static bfd_reloc_status_type
-mips_elf_gprel32_reloc (abfd, reloc_entry, symbol, data, input_section,
- output_bfd, error_message)
- bfd *abfd;
- arelent *reloc_entry;
- asymbol *symbol;
- PTR data;
- asection *input_section;
- bfd *output_bfd;
- char **error_message;
+mips_elf_gprel32_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol,
+ void *data, asection *input_section, bfd *output_bfd,
+ char **error_message)
{
- bfd_boolean relocateable;
+ bfd_boolean relocatable;
bfd_reloc_status_type ret;
bfd_vma gp;
- /* If we're relocating, and this is an external symbol with no
- addend, we don't want to change anything. We will only have an
- addend if this is a newly created reloc, not read from an ELF
- file. */
- if (output_bfd != (bfd *) NULL
+ /* R_MIPS_GPREL32 relocations are defined for local symbols only. */
+ if (output_bfd != NULL
&& (symbol->flags & BSF_SECTION_SYM) == 0
- && reloc_entry->addend == 0)
+ && (symbol->flags & BSF_LOCAL) != 0)
{
*error_message = (char *)
_("32bits gp relative relocation occurs for an external symbol");
return bfd_reloc_outofrange;
}
- if (output_bfd != (bfd *) NULL)
- {
- relocateable = TRUE;
- gp = _bfd_get_gp_value (output_bfd);
- }
+ if (output_bfd != NULL)
+ relocatable = TRUE;
else
{
- relocateable = FALSE;
+ relocatable = FALSE;
output_bfd = symbol->section->output_section->owner;
-
- ret = mips_elf_final_gp (output_bfd, symbol, relocateable,
- error_message, &gp);
- if (ret != bfd_reloc_ok)
- return ret;
}
+ ret = mips_elf_final_gp (output_bfd, symbol, relocatable,
+ error_message, &gp);
+ if (ret != bfd_reloc_ok)
+ return ret;
+
return gprel32_with_gp (abfd, symbol, reloc_entry, input_section,
- relocateable, data, gp);
+ relocatable, data, gp);
}
static bfd_reloc_status_type
-gprel32_with_gp (abfd, symbol, reloc_entry, input_section, relocateable, data,
- gp)
- bfd *abfd;
- asymbol *symbol;
- arelent *reloc_entry;
- asection *input_section;
- bfd_boolean relocateable;
- PTR data;
- bfd_vma gp;
+gprel32_with_gp (bfd *abfd, asymbol *symbol, arelent *reloc_entry,
+ asection *input_section, bfd_boolean relocatable,
+ void *data, bfd_vma gp)
{
bfd_vma relocation;
- unsigned long val;
+ bfd_vma val;
if (bfd_is_com_section (symbol->section))
relocation = 0;
relocation += symbol->section->output_section->vma;
relocation += symbol->section->output_offset;
- if (reloc_entry->address > input_section->_cooked_size)
+ if (reloc_entry->address > bfd_get_section_limit (abfd, input_section))
return bfd_reloc_outofrange;
- val = bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address);
-
/* Set val to the offset into the section or symbol. */
- val += reloc_entry->addend;
+ val = reloc_entry->addend;
+
+ if (reloc_entry->howto->partial_inplace)
+ val += bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address);
/* Adjust val for the final section location and GP value. If we
- are producing relocateable output, we don't want to do this for
+ are producing relocatable output, we don't want to do this for
an external symbol. */
- if (! relocateable
+ if (! relocatable
|| (symbol->flags & BSF_SECTION_SYM) != 0)
val += relocation - gp;
- bfd_put_32 (abfd, (bfd_vma) val, (bfd_byte *) data + reloc_entry->address);
+ if (reloc_entry->howto->partial_inplace)
+ bfd_put_32 (abfd, val, (bfd_byte *) data + reloc_entry->address);
+ else
+ reloc_entry->addend = val;
- if (relocateable)
+ if (relocatable)
reloc_entry->address += input_section->output_offset;
return bfd_reloc_ok;
sign extension. */
static bfd_reloc_status_type
-mips32_64bit_reloc (abfd, reloc_entry, symbol, data, input_section,
- output_bfd, error_message)
- bfd *abfd;
- arelent *reloc_entry;
- asymbol *symbol;
- PTR data;
- asection *input_section;
- bfd *output_bfd;
- char **error_message;
+mips32_64bit_reloc (bfd *abfd, arelent *reloc_entry,
+ asymbol *symbol ATTRIBUTE_UNUSED,
+ void *data, asection *input_section,
+ bfd *output_bfd, char **error_message)
{
bfd_reloc_status_type r;
arelent reloc32;
unsigned long val;
bfd_size_type addr;
- r = bfd_elf_generic_reloc (abfd, reloc_entry, symbol, data,
- input_section, output_bfd, error_message);
- if (r != bfd_reloc_continue)
- return r;
-
/* Do a normal 32 bit relocation on the lower 32 bits. */
reloc32 = *reloc_entry;
if (bfd_big_endian (abfd))
addr = reloc_entry->address;
if (bfd_little_endian (abfd))
addr += 4;
- bfd_put_32 (abfd, (bfd_vma) val, (bfd_byte *) data + addr);
+ bfd_put_32 (abfd, val, (bfd_byte *) data + addr);
return r;
}
/* Handle a mips16 jump. */
static bfd_reloc_status_type
-mips16_jump_reloc (abfd, reloc_entry, symbol, data, input_section,
- output_bfd, error_message)
- bfd *abfd ATTRIBUTE_UNUSED;
- arelent *reloc_entry;
- asymbol *symbol;
- PTR data ATTRIBUTE_UNUSED;
- asection *input_section;
- bfd *output_bfd;
- char **error_message ATTRIBUTE_UNUSED;
+mips16_jump_reloc (bfd *abfd ATTRIBUTE_UNUSED, arelent *reloc_entry,
+ asymbol *symbol, void *data ATTRIBUTE_UNUSED,
+ asection *input_section, bfd *output_bfd,
+ char **error_message ATTRIBUTE_UNUSED)
{
- if (output_bfd != (bfd *) NULL
+ if (output_bfd != NULL
&& (symbol->flags & BSF_SECTION_SYM) == 0
&& reloc_entry->addend == 0)
{
/* Handle a mips16 GP relative reloc. */
static bfd_reloc_status_type
-mips16_gprel_reloc (abfd, reloc_entry, symbol, data, input_section,
- output_bfd, error_message)
- bfd *abfd;
- arelent *reloc_entry;
- asymbol *symbol;
- PTR data;
- asection *input_section;
- bfd *output_bfd;
- char **error_message;
+mips16_gprel_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol,
+ void *data, asection *input_section, bfd *output_bfd,
+ char **error_message)
{
- bfd_boolean relocateable;
+ bfd_boolean relocatable;
bfd_reloc_status_type ret;
bfd_vma gp;
- unsigned short extend, insn;
- unsigned long final;
+ unsigned short extend = 0;
+ unsigned short insn = 0;
+ bfd_signed_vma val;
+ bfd_vma relocation;
- /* If we're relocating, and this is an external symbol with no
- addend, we don't want to change anything. We will only have an
- addend if this is a newly created reloc, not read from an ELF
- file. */
+ /* If we're relocating, and this is an external symbol, we don't want
+ to change anything. */
if (output_bfd != NULL
&& (symbol->flags & BSF_SECTION_SYM) == 0
- && reloc_entry->addend == 0)
+ && (symbol->flags & BSF_LOCAL) != 0)
{
reloc_entry->address += input_section->output_offset;
return bfd_reloc_ok;
}
if (output_bfd != NULL)
- relocateable = TRUE;
+ relocatable = TRUE;
else
{
- relocateable = FALSE;
+ relocatable = FALSE;
output_bfd = symbol->section->output_section->owner;
}
- ret = mips_elf_final_gp (output_bfd, symbol, relocateable, error_message,
+ ret = mips_elf_final_gp (output_bfd, symbol, relocatable, error_message,
&gp);
if (ret != bfd_reloc_ok)
return ret;
- if (reloc_entry->address > input_section->_cooked_size)
+ if (reloc_entry->address > bfd_get_section_limit (abfd, input_section))
return bfd_reloc_outofrange;
- /* Pick up the mips16 extend instruction and the real instruction. */
- extend = bfd_get_16 (abfd, (bfd_byte *) data + reloc_entry->address);
- insn = bfd_get_16 (abfd, (bfd_byte *) data + reloc_entry->address + 2);
-
- /* Stuff the current addend back as a 32 bit value, do the usual
- relocation, and then clean up. */
- bfd_put_32 (abfd,
- (bfd_vma) (((extend & 0x1f) << 11)
- | (extend & 0x7e0)
- | (insn & 0x1f)),
- (bfd_byte *) data + reloc_entry->address);
-
- ret = _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry,
- input_section, relocateable, data, gp);
-
- final = bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address);
- bfd_put_16 (abfd,
- (bfd_vma) ((extend & 0xf800)
- | ((final >> 11) & 0x1f)
- | (final & 0x7e0)),
- (bfd_byte *) data + reloc_entry->address);
- bfd_put_16 (abfd,
- (bfd_vma) ((insn & 0xffe0)
- | (final & 0x1f)),
- (bfd_byte *) data + reloc_entry->address + 2);
-
- return ret;
+ if (bfd_is_com_section (symbol->section))
+ relocation = 0;
+ else
+ relocation = symbol->value;
+
+ relocation += symbol->section->output_section->vma;
+ relocation += symbol->section->output_offset;
+
+ /* Set val to the offset into the section or symbol. */
+ val = reloc_entry->addend;
+
+ if (reloc_entry->howto->partial_inplace)
+ {
+ /* Pick up the mips16 extend instruction and the real instruction. */
+ extend = bfd_get_16 (abfd, (bfd_byte *) data + reloc_entry->address);
+ insn = bfd_get_16 (abfd, (bfd_byte *) data + reloc_entry->address + 2);
+ val += ((extend & 0x1f) << 11) | (extend & 0x7e0) | (insn & 0x1f);
+ }
+
+ _bfd_mips_elf_sign_extend(val, 16);
+
+ /* Adjust val for the final section location and GP value. If we
+ are producing relocatable output, we don't want to do this for
+ an external symbol. */
+ if (! relocatable
+ || (symbol->flags & BSF_SECTION_SYM) != 0)
+ val += relocation - gp;
+
+ if (reloc_entry->howto->partial_inplace)
+ {
+ bfd_put_16 (abfd,
+ (extend & 0xf800) | ((val >> 11) & 0x1f) | (val & 0x7e0),
+ (bfd_byte *) data + reloc_entry->address);
+ bfd_put_16 (abfd,
+ (insn & 0xffe0) | (val & 0x1f),
+ (bfd_byte *) data + reloc_entry->address + 2);
+ }
+ else
+ reloc_entry->addend = val;
+
+ if (relocatable)
+ reloc_entry->address += input_section->output_offset;
+ else if (((val & ~0xffff) != ~0xffff) && ((val & ~0xffff) != 0))
+ return bfd_reloc_overflow;
+
+ return bfd_reloc_ok;
}
/* A mapping from BFD reloc types to MIPS ELF reloc types. */
/* Given a BFD reloc type, return a howto structure. */
static reloc_howto_type *
-bfd_elf32_bfd_reloc_type_lookup (abfd, code)
- bfd *abfd;
- bfd_reloc_code_real_type code;
+bfd_elf32_bfd_reloc_type_lookup (bfd *abfd, bfd_reloc_code_real_type code)
{
unsigned int i;
reloc_howto_type *howto_table = elf_mips_howto_table_rel;
return &elf_mips_gnu_vtinherit_howto;
case BFD_RELOC_VTABLE_ENTRY:
return &elf_mips_gnu_vtentry_howto;
- case BFD_RELOC_PCREL_HI16_S:
- return &elf_mips_gnu_rel_hi16;
- case BFD_RELOC_PCREL_LO16:
- return &elf_mips_gnu_rel_lo16;
case BFD_RELOC_16_PCREL_S2:
return &elf_mips_gnu_rel16_s2;
- case BFD_RELOC_64_PCREL:
- return &elf_mips_gnu_pcrel64;
case BFD_RELOC_32_PCREL:
return &elf_mips_gnu_pcrel32;
}
/* Given a MIPS Elf_Internal_Rel, fill in an arelent structure. */
static reloc_howto_type *
-mips_elf32_rtype_to_howto (r_type, rela_p)
- unsigned int r_type;
- bfd_boolean rela_p ATTRIBUTE_UNUSED;
+mips_elf32_rtype_to_howto (unsigned int r_type,
+ bfd_boolean rela_p ATTRIBUTE_UNUSED)
{
switch (r_type)
{
return &elf_mips_gnu_vtinherit_howto;
case R_MIPS_GNU_VTENTRY:
return &elf_mips_gnu_vtentry_howto;
- case R_MIPS_GNU_REL_HI16:
- return &elf_mips_gnu_rel_hi16;
- case R_MIPS_GNU_REL_LO16:
- return &elf_mips_gnu_rel_lo16;
case R_MIPS_GNU_REL16_S2:
return &elf_mips_gnu_rel16_s2;
- case R_MIPS_PC64:
- return &elf_mips_gnu_pcrel64;
case R_MIPS_PC32:
return &elf_mips_gnu_pcrel32;
default:
/* Given a MIPS Elf_Internal_Rel, fill in an arelent structure. */
static void
-mips_info_to_howto_rel (abfd, cache_ptr, dst)
- bfd *abfd;
- arelent *cache_ptr;
- Elf_Internal_Rela *dst;
+mips_info_to_howto_rel (bfd *abfd, arelent *cache_ptr, Elf_Internal_Rela *dst)
{
unsigned int r_type;
/* Given a MIPS Elf_Internal_Rela, fill in an arelent structure. */
static void
-mips_info_to_howto_rela (abfd, cache_ptr, dst)
- bfd *abfd;
- arelent *cache_ptr;
- Elf_Internal_Rela *dst;
+mips_info_to_howto_rela (bfd *abfd, arelent *cache_ptr, Elf_Internal_Rela *dst)
{
mips_info_to_howto_rel (abfd, cache_ptr, dst);
and externally visible symbols. */
static bfd_boolean
-mips_elf_sym_is_global (abfd, sym)
- bfd *abfd ATTRIBUTE_UNUSED;
- asymbol *sym;
+mips_elf_sym_is_global (bfd *abfd ATTRIBUTE_UNUSED, asymbol *sym)
{
if (SGI_COMPAT (abfd))
return (sym->flags & BSF_SECTION_SYM) == 0;
/* Set the right machine number for a MIPS ELF file. */
static bfd_boolean
-mips_elf32_object_p (abfd)
- bfd *abfd;
+mips_elf32_object_p (bfd *abfd)
{
unsigned long mach;
/* MIPS ELF local labels start with '$', not 'L'. */
static bfd_boolean
-mips_elf_is_local_label_name (abfd, name)
- bfd *abfd;
- const char *name;
+mips_elf_is_local_label_name (bfd *abfd, const char *name)
{
if (name[0] == '$')
return TRUE;
\f
/* Support for core dump NOTE sections. */
static bfd_boolean
-elf32_mips_grok_prstatus (abfd, note)
- bfd *abfd;
- Elf_Internal_Note *note;
+elf32_mips_grok_prstatus (bfd *abfd, Elf_Internal_Note *note)
{
int offset;
- unsigned int raw_size;
+ unsigned int size;
switch (note->descsz)
{
/* pr_reg */
offset = 72;
- raw_size = 180;
+ size = 180;
break;
}
/* Make a ".reg/999" section. */
return _bfd_elfcore_make_pseudosection (abfd, ".reg",
- raw_size, note->descpos + offset);
+ size, note->descpos + offset);
}
static bfd_boolean
-elf32_mips_grok_psinfo (abfd, note)
- bfd *abfd;
- Elf_Internal_Note *note;
+elf32_mips_grok_psinfo (bfd *abfd, Elf_Internal_Note *note)
{
switch (note->descsz)
{
/* Depending on the target vector we generate some version of Irix
executables or "normal" MIPS ELF ABI executables. */
static irix_compat_t
-elf32_mips_irix_compat (abfd)
- bfd *abfd;
+elf32_mips_irix_compat (bfd *abfd)
{
if ((abfd->xvec == &bfd_elf32_bigmips_vec)
|| (abfd->xvec == &bfd_elf32_littlemips_vec))
return ict_none;
}
\f
-/* Given a data section and an in-memory embedded reloc section, store
- relocation information into the embedded reloc section which can be
- used at runtime to relocate the data section. This is called by the
- linker when the --embedded-relocs switch is used. This is called
- after the add_symbols entry point has been called for all the
- objects, and before the final_link entry point is called. */
-
-bfd_boolean
-bfd_mips_elf32_create_embedded_relocs (abfd, info, datasec, relsec, errmsg)
- bfd *abfd;
- struct bfd_link_info *info;
- asection *datasec;
- asection *relsec;
- char **errmsg;
-{
- Elf_Internal_Shdr *symtab_hdr;
- Elf_Internal_Sym *isymbuf = NULL;
- Elf_Internal_Rela *internal_relocs = NULL;
- Elf_Internal_Rela *irel, *irelend;
- bfd_byte *p;
-
- BFD_ASSERT (! info->relocateable);
-
- *errmsg = NULL;
-
- if (datasec->reloc_count == 0)
- return TRUE;
-
- /* Read this BFD's symbols if we haven't done so already, or get the cached
- copy if it exists. */
- symtab_hdr = &elf_tdata (abfd)->symtab_hdr;
- if (symtab_hdr->sh_info != 0)
- {
- isymbuf = (Elf_Internal_Sym *) symtab_hdr->contents;
- if (isymbuf == NULL)
- isymbuf = bfd_elf_get_elf_syms (abfd, symtab_hdr,
- symtab_hdr->sh_info, 0,
- NULL, NULL, NULL);
- if (isymbuf == NULL)
- goto error_return;
- }
-
- /* Get a copy of the native relocations. */
- internal_relocs = (_bfd_elf_link_read_relocs
- (abfd, datasec, (PTR) NULL, (Elf_Internal_Rela *) NULL,
- info->keep_memory));
- if (internal_relocs == NULL)
- goto error_return;
-
- relsec->contents = (bfd_byte *) bfd_alloc (abfd, datasec->reloc_count * 12);
- if (relsec->contents == NULL)
- goto error_return;
-
- p = relsec->contents;
-
- irelend = internal_relocs + datasec->reloc_count;
-
- for (irel = internal_relocs; irel < irelend; irel++, p += 12)
- {
- asection *targetsec;
-
- /* We are going to write a four byte longword into the runtime
- reloc section. The longword will be the address in the data
- section which must be relocated. It is followed by the name
- of the target section NUL-padded or truncated to 8
- characters. */
-
- /* We can only relocate absolute longword relocs at run time. */
- if ((ELF32_R_TYPE (irel->r_info) != (int) R_MIPS_32) &&
- (ELF32_R_TYPE (irel->r_info) != (int) R_MIPS_64))
- {
- *errmsg = _("unsupported reloc type");
- bfd_set_error (bfd_error_bad_value);
- goto error_return;
- }
- /* Get the target section referred to by the reloc. */
- if (ELF32_R_SYM (irel->r_info) < symtab_hdr->sh_info)
- {
- Elf_Internal_Sym *isym;
-
- /* A local symbol. */
- isym = isymbuf + ELF32_R_SYM (irel->r_info);
- targetsec = bfd_section_from_elf_index (abfd, isym->st_shndx);
- }
- else
- {
- unsigned long indx;
- struct elf_link_hash_entry *h;
-
- /* An external symbol. */
- indx = ELF32_R_SYM (irel->r_info);
- h = elf_sym_hashes (abfd)[indx];
- targetsec = NULL;
- /*
- For some reason, in certain programs, the symbol will
- not be in the hash table. It seems to happen when you
- declare a static table of pointers to const external structures.
- In this case, the relocs are relative to data, not
- text, so just treating it like an undefined link
- should be sufficient. */
- BFD_ASSERT(h != NULL);
- if (h->root.type == bfd_link_hash_defined
- || h->root.type == bfd_link_hash_defweak)
- targetsec = h->root.u.def.section;
- }
-
-
- /*
- Set the low bit of the relocation offset if it's a MIPS64 reloc.
- Relocations will always be on (at least) 32-bit boundaries. */
-
- bfd_put_32 (abfd, ((irel->r_offset + datasec->output_offset) +
- ((ELF32_R_TYPE (irel->r_info) == (int) R_MIPS_64) ? 1 : 0)),
- p);
- memset (p + 4, 0, 8);
- if (targetsec != NULL)
- strncpy (p + 4, targetsec->output_section->name, 8);
- }
-
- if (internal_relocs != NULL
- && elf_section_data (datasec)->relocs != internal_relocs)
- free (internal_relocs);
- if (isymbuf != NULL
- && symtab_hdr->contents != (unsigned char *) isymbuf)
- free (isymbuf);
- return TRUE;
-
- error_return:
- if (internal_relocs != NULL
- && elf_section_data (datasec)->relocs != internal_relocs)
- free (internal_relocs);
- if (isymbuf != NULL
- && symtab_hdr->contents != (unsigned char *) isymbuf)
- free (isymbuf);
- return FALSE;
-}
-\f
/* ECOFF swapping routines. These are used when dealing with the
.mdebug section, which is in the ECOFF debugging format. */
static const struct ecoff_debug_swap mips_elf32_ecoff_debug_swap = {
#define ELF_ARCH bfd_arch_mips
#define ELF_MACHINE_CODE EM_MIPS
-/* The SVR4 MIPS ABI says that this should be 0x10000, but Irix 5 uses
- a value of 0x1000, and we are compatible. */
-#define ELF_MAXPAGESIZE 0x1000
-
#define elf_backend_collect TRUE
#define elf_backend_type_change_ok TRUE
#define elf_backend_can_gc_sections TRUE
#define elf_backend_ecoff_debug_swap &mips_elf32_ecoff_debug_swap
#define elf_backend_got_header_size (4 * MIPS_RESERVED_GOTNO)
-#define elf_backend_plt_header_size 0
#define elf_backend_may_use_rel_p 1
#define elf_backend_may_use_rela_p 0
#define elf_backend_default_use_rela_p 0
#define TARGET_BIG_SYM bfd_elf32_bigmips_vec
#define TARGET_BIG_NAME "elf32-bigmips"
+/* The SVR4 MIPS ABI says that this should be 0x10000, but Irix 5 uses
+ a value of 0x1000, and we are compatible. */
+#define ELF_MAXPAGESIZE 0x1000
+
#include "elf32-target.h"
/* Support for traditional mips targets. */
-#define INCLUDED_TARGET_FILE /* More a type of flag. */
-
#undef TARGET_LITTLE_SYM
#undef TARGET_LITTLE_NAME
#undef TARGET_BIG_SYM
#undef TARGET_BIG_NAME
+#undef ELF_MAXPAGESIZE
+
#define TARGET_LITTLE_SYM bfd_elf32_tradlittlemips_vec
#define TARGET_LITTLE_NAME "elf32-tradlittlemips"
#define TARGET_BIG_SYM bfd_elf32_tradbigmips_vec
#define TARGET_BIG_NAME "elf32-tradbigmips"
+/* The SVR4 MIPS ABI says that this should be 0x10000, and Linux uses
+ page sizes of up to that limit, so we need to respect it. */
+#define ELF_MAXPAGESIZE 0x10000
+#define elf32_bed elf32_tradbed
+
/* Include the target file again for this target. */
#include "elf32-target.h"
projects / deliverable / binutils-gdb.git / blobdiff