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Diffstat (limited to 'binutils-2.17/bfd/elf32-m32r.c')
-rw-r--r--binutils-2.17/bfd/elf32-m32r.c4212
1 files changed, 0 insertions, 4212 deletions
diff --git a/binutils-2.17/bfd/elf32-m32r.c b/binutils-2.17/bfd/elf32-m32r.c
deleted file mode 100644
index 6c42c2f5..00000000
--- a/binutils-2.17/bfd/elf32-m32r.c
+++ /dev/null
@@ -1,4212 +0,0 @@
-/* M32R-specific support for 32-bit ELF.
- Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
- 2006 Free Software Foundation, Inc.
-
- This file is part of BFD, the Binary File Descriptor library.
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
-
-#include "bfd.h"
-#include "sysdep.h"
-#include "libbfd.h"
-#include "elf-bfd.h"
-#include "elf/m32r.h"
-
-#define NOP_INSN 0x7000
-#define MAKE_PARALLEL(insn) ((insn) | 0x8000)
-
-/* Use REL instead of RELA to save space.
- This only saves space in libraries and object files, but perhaps
- relocs will be put in ROM? All in all though, REL relocs are a pain
- to work with. */
-/* #define USE_REL 1
-
-#ifndef USE_REL
-#define USE_REL 0
-#endif */
-/* Use RELA. But use REL to link old objects for backwords compatibility. */
-
-/* Functions for the M32R ELF linker. */
-
-/* The name of the dynamic interpreter. This is put in the .interp
- section. */
-
-#define ELF_DYNAMIC_INTERPRETER "/usr/lib/libc.so.1"
-
-/* The nop opcode we use. */
-
-#define M32R_NOP 0x7000f000
-
-#define PLT_EMPTY 0x10101010 /* RIE -> RIE */
-
-/* The size in bytes of an entry in the procedure linkage table. */
-
-#define PLT_ENTRY_SIZE 20
-#define PLT_HEADER_SIZE 20
-
-/* The first one entries in a procedure linkage table are reserved,
- and the initial contents are unimportant (we zero them out).
- Subsequent entries look like this. */
-
-#define PLT0_ENTRY_WORD0 0xd6c00000 /* seth r6, #high(.got+4) */
-#define PLT0_ENTRY_WORD1 0x86e60000 /* or3 r6, r6, #low(.got)+4) */
-#define PLT0_ENTRY_WORD2 0x24e626c6 /* ld r4, @r6+ -> ld r6, @r6 */
-#define PLT0_ENTRY_WORD3 0x1fc6f000 /* jmp r6 || pnop */
-#define PLT0_ENTRY_WORD4 PLT_EMPTY /* RIE -> RIE */
-
-#define PLT0_PIC_ENTRY_WORD0 0xa4cc0004 /* ld r4, @(4,r12) */
-#define PLT0_PIC_ENTRY_WORD1 0xa6cc0008 /* ld r6, @(8,r12) */
-#define PLT0_PIC_ENTRY_WORD2 0x1fc6f000 /* jmp r6 || nop */
-#define PLT0_PIC_ENTRY_WORD3 PLT_EMPTY /* RIE -> RIE */
-#define PLT0_PIC_ENTRY_WORD4 PLT_EMPTY /* RIE -> RIE */
-
-#define PLT_ENTRY_WORD0 0xe6000000 /* ld24 r6, .name_in_GOT */
-#define PLT_ENTRY_WORD1 0x06acf000 /* add r6, r12 || nop */
-#define PLT_ENTRY_WORD0b 0xd6c00000 /* seth r6, #high(.name_in_GOT) */
-#define PLT_ENTRY_WORD1b 0x86e60000 /* or3 r6, r6, #low(.name_in_GOT) */
-#define PLT_ENTRY_WORD2 0x26c61fc6 /* ld r6, @r6 -> jmp r6 */
-#define PLT_ENTRY_WORD3 0xe5000000 /* ld24 r5, $offset */
-#define PLT_ENTRY_WORD4 0xff000000 /* bra .plt0. */
-
-
-/* Utility to actually perform an R_M32R_10_PCREL reloc. */
-
-static bfd_reloc_status_type
-m32r_elf_do_10_pcrel_reloc (bfd *abfd,
- reloc_howto_type *howto,
- asection *input_section,
- bfd_byte *data,
- bfd_vma offset,
- asection *symbol_section ATTRIBUTE_UNUSED,
- bfd_vma symbol_value,
- bfd_vma addend)
-{
- bfd_signed_vma relocation;
- unsigned long x;
- bfd_reloc_status_type status;
-
- /* Sanity check the address (offset in section). */
- if (offset > bfd_get_section_limit (abfd, input_section))
- return bfd_reloc_outofrange;
-
- relocation = symbol_value + addend;
- /* Make it pc relative. */
- relocation -= (input_section->output_section->vma
- + input_section->output_offset);
- /* These jumps mask off the lower two bits of the current address
- before doing pcrel calculations. */
- relocation -= (offset & -(bfd_vma) 4);
-
- if (relocation < -0x200 || relocation > 0x1ff)
- status = bfd_reloc_overflow;
- else
- status = bfd_reloc_ok;
-
- x = bfd_get_16 (abfd, data + offset);
- relocation >>= howto->rightshift;
- relocation <<= howto->bitpos;
- x = (x & ~howto->dst_mask) | (((x & howto->src_mask) + relocation) & howto->dst_mask);
- bfd_put_16 (abfd, (bfd_vma) x, data + offset);
-
- return status;
-}
-
-/* Handle the R_M32R_10_PCREL reloc. */
-
-static bfd_reloc_status_type
-m32r_elf_10_pcrel_reloc (bfd * abfd,
- arelent * reloc_entry,
- asymbol * symbol,
- void * data,
- asection * input_section,
- bfd * output_bfd,
- char ** error_message ATTRIBUTE_UNUSED)
-{
- /* This part is from bfd_elf_generic_reloc. */
- if (output_bfd != NULL
- && (symbol->flags & BSF_SECTION_SYM) == 0
- && (! reloc_entry->howto->partial_inplace
- || reloc_entry->addend == 0))
- {
- reloc_entry->address += input_section->output_offset;
- return bfd_reloc_ok;
- }
-
- if (output_bfd != NULL)
- /* FIXME: See bfd_perform_relocation. Is this right? */
- return bfd_reloc_continue;
-
- return m32r_elf_do_10_pcrel_reloc (abfd, reloc_entry->howto,
- input_section,
- data, reloc_entry->address,
- symbol->section,
- (symbol->value
- + symbol->section->output_section->vma
- + symbol->section->output_offset),
- reloc_entry->addend);
-}
-
-/* Do generic partial_inplace relocation.
- This is a local replacement for bfd_elf_generic_reloc. */
-
-static bfd_reloc_status_type
-m32r_elf_generic_reloc (bfd *input_bfd,
- arelent *reloc_entry,
- asymbol *symbol,
- void * data,
- asection *input_section,
- bfd *output_bfd,
- char **error_message ATTRIBUTE_UNUSED)
-{
- bfd_reloc_status_type ret;
- bfd_vma relocation;
- bfd_byte *inplace_address;
-
- /* This part is from bfd_elf_generic_reloc.
- If we're relocating, and this an external symbol, we don't want
- to change anything. */
- if (output_bfd != NULL
- && (symbol->flags & BSF_SECTION_SYM) == 0
- && reloc_entry->addend == 0)
- {
- reloc_entry->address += input_section->output_offset;
- return bfd_reloc_ok;
- }
-
- /* Now do the reloc in the usual way.
- ??? It would be nice to call bfd_elf_generic_reloc here,
- but we have partial_inplace set. bfd_elf_generic_reloc will
- pass the handling back to bfd_install_relocation which will install
- a section relative addend which is wrong. */
-
- /* Sanity check the address (offset in section). */
- if (reloc_entry->address > bfd_get_section_limit (input_bfd, input_section))
- return bfd_reloc_outofrange;
-
- ret = bfd_reloc_ok;
- if (bfd_is_und_section (symbol->section)
- && output_bfd == NULL)
- ret = bfd_reloc_undefined;
-
- if (bfd_is_com_section (symbol->section)
- || output_bfd != NULL)
- relocation = 0;
- else
- relocation = symbol->value;
-
- /* Only do this for a final link. */
- if (output_bfd == NULL)
- {
- relocation += symbol->section->output_section->vma;
- relocation += symbol->section->output_offset;
- }
-
- relocation += reloc_entry->addend;
- inplace_address = (bfd_byte *) data + reloc_entry->address;
-
-#define DOIT(x) \
- x = ( (x & ~reloc_entry->howto->dst_mask) | \
- (((x & reloc_entry->howto->src_mask) + relocation) & \
- reloc_entry->howto->dst_mask))
-
- switch (reloc_entry->howto->size)
- {
- case 1:
- {
- short x = bfd_get_16 (input_bfd, inplace_address);
- DOIT (x);
- bfd_put_16 (input_bfd, (bfd_vma) x, inplace_address);
- }
- break;
- case 2:
- {
- unsigned long x = bfd_get_32 (input_bfd, inplace_address);
- DOIT (x);
- bfd_put_32 (input_bfd, (bfd_vma)x , inplace_address);
- }
- break;
- default:
- BFD_ASSERT (0);
- }
-
- if (output_bfd != NULL)
- reloc_entry->address += input_section->output_offset;
-
- return ret;
-}
-
-/* Handle the R_M32R_SDA16 reloc.
- This reloc is used to compute the address of objects in the small data area
- and to perform loads and stores from that area.
- The lower 16 bits are sign extended and added to the register specified
- in the instruction, which is assumed to point to _SDA_BASE_. */
-
-static bfd_reloc_status_type
-m32r_elf_sda16_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)
-{
- /* This part is from bfd_elf_generic_reloc. */
- if (output_bfd != NULL
- && (symbol->flags & BSF_SECTION_SYM) == 0
- && (! reloc_entry->howto->partial_inplace
- || reloc_entry->addend == 0))
- {
- reloc_entry->address += input_section->output_offset;
- return bfd_reloc_ok;
- }
-
- if (output_bfd != NULL)
- /* FIXME: See bfd_perform_relocation. Is this right? */
- return bfd_reloc_continue;
-
- /* FIXME: not sure what to do here yet. But then again, the linker
- may never call us. */
- abort ();
-}
-
-
-/* Handle the R_M32R_HI16_[SU]LO relocs.
- HI16_SLO is for the add3 and load/store with displacement instructions.
- HI16_ULO is for the or3 instruction.
- For R_M32R_HI16_SLO, the lower 16 bits are sign extended when added to
- the high 16 bytes so if the lower 16 bits are negative (bit 15 == 1) then
- we must add one to the high 16 bytes (which will get subtracted off when
- the low 16 bits are added).
- These relocs have to be done in combination with an R_M32R_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.
- This code is copied from the elf32-mips.c. We also support an arbitrary
- number of HI16 relocs to be associated with a single LO16 reloc. The
- assembler sorts the relocs to ensure each HI16 immediately precedes its
- LO16. However if there are multiple copies, the assembler may not find
- the real LO16 so it picks the first one it finds. */
-
-struct m32r_hi16
-{
- struct m32r_hi16 *next;
- bfd_byte *addr;
- bfd_vma addend;
-};
-
-/* FIXME: This should not be a static variable. */
-
-static struct m32r_hi16 *m32r_hi16_list;
-
-static bfd_reloc_status_type
-m32r_elf_hi16_reloc (bfd *abfd ATTRIBUTE_UNUSED,
- arelent *reloc_entry,
- asymbol *symbol,
- void * data,
- asection *input_section,
- bfd *output_bfd,
- char **error_message ATTRIBUTE_UNUSED)
-{
- bfd_reloc_status_type ret;
- bfd_vma relocation;
- struct m32r_hi16 *n;
-
- /* This part is from bfd_elf_generic_reloc.
- If we're relocating, and this an external symbol, we don't want
- to change anything. */
- if (output_bfd != NULL
- && (symbol->flags & BSF_SECTION_SYM) == 0
- && reloc_entry->addend == 0)
- {
- reloc_entry->address += input_section->output_offset;
- return bfd_reloc_ok;
- }
-
- /* Sanity check the address (offset in section). */
- if (reloc_entry->address > bfd_get_section_limit (abfd, input_section))
- return bfd_reloc_outofrange;
-
- ret = bfd_reloc_ok;
- if (bfd_is_und_section (symbol->section)
- && output_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;
-
- /* Save the information, and let LO16 do the actual relocation. */
- n = 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 = m32r_hi16_list;
- m32r_hi16_list = n;
-
- if (output_bfd != NULL)
- reloc_entry->address += input_section->output_offset;
-
- return ret;
-}
-
-/* Handle an M32R ELF HI16 reloc. */
-
-static void
-m32r_elf_relocate_hi16 (bfd *input_bfd,
- int type,
- Elf_Internal_Rela *relhi,
- Elf_Internal_Rela *rello,
- bfd_byte *contents,
- bfd_vma addend)
-{
- unsigned long insn;
- bfd_vma addlo;
-
- insn = bfd_get_32 (input_bfd, contents + relhi->r_offset);
-
- addlo = bfd_get_32 (input_bfd, contents + rello->r_offset);
- if (type == R_M32R_HI16_SLO)
- addlo = ((addlo & 0xffff) ^ 0x8000) - 0x8000;
- else
- addlo &= 0xffff;
-
- addend += ((insn & 0xffff) << 16) + addlo;
-
- /* Reaccount for sign extension of low part. */
- if (type == R_M32R_HI16_SLO
- && (addend & 0x8000) != 0)
- addend += 0x10000;
-
- bfd_put_32 (input_bfd,
- (insn & 0xffff0000) | ((addend >> 16) & 0xffff),
- contents + relhi->r_offset);
-}
-
-/* Do an R_M32R_LO16 relocation. This is a straightforward 16 bit
- inplace relocation; this function exists in order to do the
- R_M32R_HI16_[SU]LO relocation described above. */
-
-static bfd_reloc_status_type
-m32r_elf_lo16_reloc (bfd *input_bfd,
- arelent *reloc_entry,
- asymbol *symbol,
- void * data,
- asection *input_section,
- bfd *output_bfd,
- char **error_message)
-{
- /* This part is from bfd_elf_generic_reloc.
- If we're relocating, and this an external symbol, we don't want
- to change anything. */
- if (output_bfd != NULL
- && (symbol->flags & BSF_SECTION_SYM) == 0
- && reloc_entry->addend == 0)
- {
- reloc_entry->address += input_section->output_offset;
- return bfd_reloc_ok;
- }
-
- if (m32r_hi16_list != NULL)
- {
- struct m32r_hi16 *l;
-
- l = m32r_hi16_list;
- while (l != NULL)
- {
- unsigned long insn;
- unsigned long val;
- unsigned long vallo;
- struct m32r_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 (input_bfd, l->addr);
- vallo = ((bfd_get_32 (input_bfd, (bfd_byte *) data + reloc_entry->address)
- & 0xffff) ^ 0x8000) - 0x8000;
- val = ((insn & 0xffff) << 16) + vallo;
- val += l->addend;
-
- /* Reaccount for sign extension of low part. */
- if ((val & 0x8000) != 0)
- val += 0x10000;
-
- insn = (insn &~ (bfd_vma) 0xffff) | ((val >> 16) & 0xffff);
- bfd_put_32 (input_bfd, (bfd_vma) insn, l->addr);
-
- next = l->next;
- free (l);
- l = next;
- }
-
- m32r_hi16_list = NULL;
- }
-
- /* Now do the LO16 reloc in the usual way.
- ??? It would be nice to call bfd_elf_generic_reloc here,
- but we have partial_inplace set. bfd_elf_generic_reloc will
- pass the handling back to bfd_install_relocation which will install
- a section relative addend which is wrong. */
- return m32r_elf_generic_reloc (input_bfd, reloc_entry, symbol, data,
- input_section, output_bfd, error_message);
-}
-
-
-static reloc_howto_type m32r_elf_howto_table[] =
-{
- /* This reloc does nothing. */
- HOWTO (R_M32R_NONE, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_M32R_NONE", /* name */
- FALSE, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- /* A 16 bit absolute relocation. */
- HOWTO (R_M32R_16, /* type */
- 0, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
- m32r_elf_generic_reloc,/* special_function */
- "R_M32R_16", /* name */
- TRUE, /* partial_inplace */
- 0xffff, /* src_mask */
- 0xffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- /* A 32 bit absolute relocation. */
- HOWTO (R_M32R_32, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
- m32r_elf_generic_reloc,/* special_function */
- "R_M32R_32", /* name */
- TRUE, /* partial_inplace */
- 0xffffffff, /* src_mask */
- 0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- /* A 24 bit address. */
- HOWTO (R_M32R_24, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 24, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_unsigned, /* complain_on_overflow */
- m32r_elf_generic_reloc,/* special_function */
- "R_M32R_24", /* name */
- TRUE, /* partial_inplace */
- 0xffffff, /* src_mask */
- 0xffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- /* An PC Relative 10-bit relocation, shifted by 2.
- This reloc is complicated because relocations are relative to pc & -4.
- i.e. branches in the right insn slot use the address of the left insn
- slot for pc. */
- /* ??? It's not clear whether this should have partial_inplace set or not.
- Branch relaxing in the assembler can store the addend in the insn,
- and if bfd_install_relocation gets called the addend may get added
- again. */
- HOWTO (R_M32R_10_PCREL, /* type */
- 2, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
- 10, /* bitsize */
- TRUE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- m32r_elf_10_pcrel_reloc, /* special_function */
- "R_M32R_10_PCREL", /* name */
- FALSE, /* partial_inplace */
- 0xff, /* src_mask */
- 0xff, /* dst_mask */
- TRUE), /* pcrel_offset */
-
- /* A relative 18 bit relocation, right shifted by 2. */
- HOWTO (R_M32R_18_PCREL, /* type */
- 2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- TRUE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_M32R_18_PCREL", /* name */
- FALSE, /* partial_inplace */
- 0xffff, /* src_mask */
- 0xffff, /* dst_mask */
- TRUE), /* pcrel_offset */
-
- /* A relative 26 bit relocation, right shifted by 2. */
- /* ??? It's not clear whether this should have partial_inplace set or not.
- Branch relaxing in the assembler can store the addend in the insn,
- and if bfd_install_relocation gets called the addend may get added
- again. */
- HOWTO (R_M32R_26_PCREL, /* type */
- 2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 26, /* bitsize */
- TRUE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_M32R_26_PCREL", /* name */
- FALSE, /* partial_inplace */
- 0xffffff, /* src_mask */
- 0xffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
-
- /* High 16 bits of address when lower 16 is or'd in. */
- HOWTO (R_M32R_HI16_ULO, /* type */
- 16, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- m32r_elf_hi16_reloc, /* special_function */
- "R_M32R_HI16_ULO", /* name */
- TRUE, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- /* High 16 bits of address when lower 16 is added in. */
- HOWTO (R_M32R_HI16_SLO, /* type */
- 16, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- m32r_elf_hi16_reloc, /* special_function */
- "R_M32R_HI16_SLO", /* name */
- TRUE, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- /* Lower 16 bits of address. */
- HOWTO (R_M32R_LO16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- m32r_elf_lo16_reloc, /* special_function */
- "R_M32R_LO16", /* name */
- TRUE, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- /* Small data area 16 bits offset. */
- HOWTO (R_M32R_SDA16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- m32r_elf_sda16_reloc, /* special_function */
- "R_M32R_SDA16", /* name */
- TRUE, /* partial_inplace */ /* FIXME: correct? */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- /* GNU extension to record C++ vtable hierarchy. */
- HOWTO (R_M32R_GNU_VTINHERIT, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- NULL, /* special_function */
- "R_M32R_GNU_VTINHERIT", /* name */
- FALSE, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- /* GNU extension to record C++ vtable member usage. */
- HOWTO (R_M32R_GNU_VTENTRY, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_elf_rel_vtable_reloc_fn, /* special_function */
- "R_M32R_GNU_VTENTRY", /* name */
- FALSE, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- EMPTY_HOWTO (13),
- EMPTY_HOWTO (14),
- EMPTY_HOWTO (15),
- EMPTY_HOWTO (16),
- EMPTY_HOWTO (17),
- EMPTY_HOWTO (18),
- EMPTY_HOWTO (19),
- EMPTY_HOWTO (20),
- EMPTY_HOWTO (21),
- EMPTY_HOWTO (22),
- EMPTY_HOWTO (23),
- EMPTY_HOWTO (24),
- EMPTY_HOWTO (25),
- EMPTY_HOWTO (26),
- EMPTY_HOWTO (27),
- EMPTY_HOWTO (28),
- EMPTY_HOWTO (29),
- EMPTY_HOWTO (30),
- EMPTY_HOWTO (31),
- EMPTY_HOWTO (32),
-
- /* A 16 bit absolute relocation. */
- HOWTO (R_M32R_16_RELA, /* type */
- 0, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_M32R_16_RELA", /* name */
- FALSE, /* partial_inplace */
- 0xffff, /* src_mask */
- 0xffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- /* A 32 bit absolute relocation. */
- HOWTO (R_M32R_32_RELA, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
- bfd_elf_generic_reloc,/* special_function */
- "R_M32R_32_RELA", /* name */
- FALSE, /* partial_inplace */
- 0xffffffff, /* src_mask */
- 0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- /* A 24 bit address. */
- HOWTO (R_M32R_24_RELA, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 24, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_unsigned, /* complain_on_overflow */
- bfd_elf_generic_reloc,/* special_function */
- "R_M32R_24_RELA", /* name */
- FALSE, /* partial_inplace */
- 0xffffff, /* src_mask */
- 0xffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- HOWTO (R_M32R_10_PCREL_RELA, /* type */
- 2, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
- 10, /* bitsize */
- TRUE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- m32r_elf_10_pcrel_reloc, /* special_function */
- "R_M32R_10_PCREL_RELA",/* name */
- FALSE, /* partial_inplace */
- 0xff, /* src_mask */
- 0xff, /* dst_mask */
- TRUE), /* pcrel_offset */
-
- /* A relative 18 bit relocation, right shifted by 2. */
- HOWTO (R_M32R_18_PCREL_RELA, /* type */
- 2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- TRUE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_M32R_18_PCREL_RELA",/* name */
- FALSE, /* partial_inplace */
- 0xffff, /* src_mask */
- 0xffff, /* dst_mask */
- TRUE), /* pcrel_offset */
-
- /* A relative 26 bit relocation, right shifted by 2. */
- HOWTO (R_M32R_26_PCREL_RELA, /* type */
- 2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 26, /* bitsize */
- TRUE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_M32R_26_PCREL_RELA",/* name */
- FALSE, /* partial_inplace */
- 0xffffff, /* src_mask */
- 0xffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
-
- /* High 16 bits of address when lower 16 is or'd in. */
- HOWTO (R_M32R_HI16_ULO_RELA, /* type */
- 16, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_M32R_HI16_ULO_RELA",/* name */
- FALSE, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- /* High 16 bits of address when lower 16 is added in. */
- HOWTO (R_M32R_HI16_SLO_RELA, /* type */
- 16, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_M32R_HI16_SLO_RELA",/* name */
- FALSE, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- /* Lower 16 bits of address. */
- HOWTO (R_M32R_LO16_RELA, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_M32R_LO16_RELA", /* name */
- FALSE, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- /* Small data area 16 bits offset. */
- HOWTO (R_M32R_SDA16_RELA, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_M32R_SDA16_RELA", /* name */
- TRUE, /* partial_inplace */ /* FIXME: correct? */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- /* GNU extension to record C++ vtable hierarchy. */
- HOWTO (R_M32R_RELA_GNU_VTINHERIT, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- NULL, /* special_function */
- "R_M32R_RELA_GNU_VTINHERIT", /* name */
- FALSE, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- /* GNU extension to record C++ vtable member usage. */
- HOWTO (R_M32R_RELA_GNU_VTENTRY, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_elf_rel_vtable_reloc_fn, /* special_function */
- "R_M32R_RELA_GNU_VTENTRY", /* name */
- FALSE, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- /* A 32 bit PC relative relocation. */
- HOWTO (R_M32R_REL32, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- TRUE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
- bfd_elf_generic_reloc,/* special_function */
- "R_M32R_REL32", /* name */
- FALSE, /* partial_inplace */
- 0xffffffff, /* src_mask */
- 0xffffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
-
- EMPTY_HOWTO (46),
- EMPTY_HOWTO (47),
-
- /* Like R_M32R_24, but referring to the GOT table entry for
- the symbol. */
- HOWTO (R_M32R_GOT24, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 24, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_unsigned, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_M32R_GOT24", /* name */
- FALSE, /* partial_inplace */
- 0xffffff, /* src_mask */
- 0xffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- /* Like R_M32R_PCREL, but referring to the procedure linkage table
- entry for the symbol. */
- HOWTO (R_M32R_26_PLTREL, /* type */
- 2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 24, /* bitsize */
- TRUE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_M32R_26_PLTREL", /* name */
- FALSE, /* partial_inplace */
- 0xffffff, /* src_mask */
- 0xffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
-
- /* This is used only by the dynamic linker. The symbol should exist
- both in the object being run and in some shared library. The
- dynamic linker copies the data addressed by the symbol from the
- shared library into the object, because the object being
- run has to have the data at some particular address. */
- HOWTO (R_M32R_COPY, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_M32R_COPY", /* name */
- FALSE, /* partial_inplace */
- 0xffffffff, /* src_mask */
- 0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- /* Like R_M32R_24, but used when setting global offset table
- entries. */
- HOWTO (R_M32R_GLOB_DAT, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_M32R_GLOB_DAT", /* name */
- FALSE, /* partial_inplace */
- 0xffffffff, /* src_mask */
- 0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- /* Marks a procedure linkage table entry for a symbol. */
- HOWTO (R_M32R_JMP_SLOT, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_M32R_JMP_SLOT", /* name */
- FALSE, /* partial_inplace */
- 0xffffffff, /* src_mask */
- 0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- /* Used only by the dynamic linker. When the object is run, this
- longword is set to the load address of the object, plus the
- addend. */
- HOWTO (R_M32R_RELATIVE, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_M32R_RELATIVE", /* name */
- FALSE, /* partial_inplace */
- 0xffffffff, /* src_mask */
- 0xffffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- HOWTO (R_M32R_GOTOFF, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 24, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_M32R_GOTOFF", /* name */
- FALSE, /* partial_inplace */
- 0xffffff, /* src_mask */
- 0xffffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- /* An PC Relative 24-bit relocation used when setting PIC offset
- table register. */
- HOWTO (R_M32R_GOTPC24, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 24, /* bitsize */
- TRUE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_unsigned, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_M32R_GOTPC24", /* name */
- FALSE, /* partial_inplace */
- 0xffffff, /* src_mask */
- 0xffffff, /* dst_mask */
- TRUE), /* pcrel_offset */
-
- /* Like R_M32R_HI16_ULO, but referring to the GOT table entry for
- the symbol. */
- HOWTO (R_M32R_GOT16_HI_ULO, /* type */
- 16, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_M32R_GOT16_HI_ULO", /* name */
- FALSE, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- /* Like R_M32R_HI16_SLO, but referring to the GOT table entry for
- the symbol. */
- HOWTO (R_M32R_GOT16_HI_SLO, /* type */
- 16, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_M32R_GOT16_HI_SLO", /* name */
- FALSE, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- /* Like R_M32R_LO16, but referring to the GOT table entry for
- the symbol. */
- HOWTO (R_M32R_GOT16_LO, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_M32R_GOT16_LO", /* name */
- FALSE, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- /* An PC Relative relocation used when setting PIC offset table register.
- Like R_M32R_HI16_ULO, but referring to the GOT table entry for
- the symbol. */
- HOWTO (R_M32R_GOTPC_HI_ULO, /* type */
- 16, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_M32R_GOTPC_HI_ULO", /* name */
- FALSE, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- TRUE), /* pcrel_offset */
-
- /* An PC Relative relocation used when setting PIC offset table register.
- Like R_M32R_HI16_SLO, but referring to the GOT table entry for
- the symbol. */
- HOWTO (R_M32R_GOTPC_HI_SLO, /* type */
- 16, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_M32R_GOTPC_HI_SLO", /* name */
- FALSE, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- TRUE), /* pcrel_offset */
-
- /* An PC Relative relocation used when setting PIC offset table register.
- Like R_M32R_LO16, but referring to the GOT table entry for
- the symbol. */
- HOWTO (R_M32R_GOTPC_LO, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_M32R_GOTPC_LO", /* name */
- FALSE, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- TRUE), /* pcrel_offset */
-
- HOWTO (R_M32R_GOTOFF_HI_ULO, /* type */
- 16, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_M32R_GOTOFF_HI_ULO",/* name */
- FALSE, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- HOWTO (R_M32R_GOTOFF_HI_SLO, /* type */
- 16, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_M32R_GOTOFF_HI_SLO",/* name */
- FALSE, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-
- HOWTO (R_M32R_GOTOFF_LO, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_M32R_GOTOFF_LO", /* name */
- FALSE, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- FALSE), /* pcrel_offset */
-};
-
-/* Map BFD reloc types to M32R ELF reloc types. */
-
-struct m32r_reloc_map
-{
- bfd_reloc_code_real_type bfd_reloc_val;
- unsigned char elf_reloc_val;
-};
-
-#ifdef USE_M32R_OLD_RELOC
-static const struct m32r_reloc_map m32r_reloc_map_old[] =
-{
- { BFD_RELOC_NONE, R_M32R_NONE },
- { BFD_RELOC_16, R_M32R_16 },
- { BFD_RELOC_32, R_M32R_32 },
- { BFD_RELOC_M32R_24, R_M32R_24 },
- { BFD_RELOC_M32R_10_PCREL, R_M32R_10_PCREL },
- { BFD_RELOC_M32R_18_PCREL, R_M32R_18_PCREL },
- { BFD_RELOC_M32R_26_PCREL, R_M32R_26_PCREL },
- { BFD_RELOC_M32R_HI16_ULO, R_M32R_HI16_ULO },
- { BFD_RELOC_M32R_HI16_SLO, R_M32R_HI16_SLO },
- { BFD_RELOC_M32R_LO16, R_M32R_LO16 },
- { BFD_RELOC_M32R_SDA16, R_M32R_SDA16 },
- { BFD_RELOC_VTABLE_INHERIT, R_M32R_GNU_VTINHERIT },
- { BFD_RELOC_VTABLE_ENTRY, R_M32R_GNU_VTENTRY },
-};
-#else
-static const struct m32r_reloc_map m32r_reloc_map[] =
-{
- { BFD_RELOC_NONE, R_M32R_NONE },
- { BFD_RELOC_16, R_M32R_16_RELA },
- { BFD_RELOC_32, R_M32R_32_RELA },
- { BFD_RELOC_M32R_24, R_M32R_24_RELA },
- { BFD_RELOC_M32R_10_PCREL, R_M32R_10_PCREL_RELA },
- { BFD_RELOC_M32R_18_PCREL, R_M32R_18_PCREL_RELA },
- { BFD_RELOC_M32R_26_PCREL, R_M32R_26_PCREL_RELA },
- { BFD_RELOC_M32R_HI16_ULO, R_M32R_HI16_ULO_RELA },
- { BFD_RELOC_M32R_HI16_SLO, R_M32R_HI16_SLO_RELA },
- { BFD_RELOC_M32R_LO16, R_M32R_LO16_RELA },
- { BFD_RELOC_M32R_SDA16, R_M32R_SDA16_RELA },
- { BFD_RELOC_VTABLE_INHERIT, R_M32R_RELA_GNU_VTINHERIT },
- { BFD_RELOC_VTABLE_ENTRY, R_M32R_RELA_GNU_VTENTRY },
- { BFD_RELOC_32_PCREL, R_M32R_REL32 },
-
- { BFD_RELOC_M32R_GOT24, R_M32R_GOT24 },
- { BFD_RELOC_M32R_26_PLTREL, R_M32R_26_PLTREL },
- { BFD_RELOC_M32R_COPY, R_M32R_COPY },
- { BFD_RELOC_M32R_GLOB_DAT, R_M32R_GLOB_DAT },
- { BFD_RELOC_M32R_JMP_SLOT, R_M32R_JMP_SLOT },
- { BFD_RELOC_M32R_RELATIVE, R_M32R_RELATIVE },
- { BFD_RELOC_M32R_GOTOFF, R_M32R_GOTOFF },
- { BFD_RELOC_M32R_GOTPC24, R_M32R_GOTPC24 },
- { BFD_RELOC_M32R_GOT16_HI_ULO, R_M32R_GOT16_HI_ULO },
- { BFD_RELOC_M32R_GOT16_HI_SLO, R_M32R_GOT16_HI_SLO },
- { BFD_RELOC_M32R_GOT16_LO, R_M32R_GOT16_LO },
- { BFD_RELOC_M32R_GOTPC_HI_ULO, R_M32R_GOTPC_HI_ULO },
- { BFD_RELOC_M32R_GOTPC_HI_SLO, R_M32R_GOTPC_HI_SLO },
- { BFD_RELOC_M32R_GOTPC_LO, R_M32R_GOTPC_LO },
- { BFD_RELOC_M32R_GOTOFF_HI_ULO, R_M32R_GOTOFF_HI_ULO },
- { BFD_RELOC_M32R_GOTOFF_HI_SLO, R_M32R_GOTOFF_HI_SLO },
- { BFD_RELOC_M32R_GOTOFF_LO, R_M32R_GOTOFF_LO },
-};
-#endif
-
-static reloc_howto_type *
-bfd_elf32_bfd_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED,
- bfd_reloc_code_real_type code)
-{
- unsigned int i;
-
-#ifdef USE_M32R_OLD_RELOC
- for (i = 0;
- i < sizeof (m32r_reloc_map_old) / sizeof (struct m32r_reloc_map);
- i++)
- if (m32r_reloc_map_old[i].bfd_reloc_val == code)
- return &m32r_elf_howto_table[m32r_reloc_map_old[i].elf_reloc_val];
-
-#else /* ! USE_M32R_OLD_RELOC */
-
- for (i = 0;
- i < sizeof (m32r_reloc_map) / sizeof (struct m32r_reloc_map);
- i++)
- if (m32r_reloc_map[i].bfd_reloc_val == code)
- return &m32r_elf_howto_table[m32r_reloc_map[i].elf_reloc_val];
-#endif
-
- return NULL;
-}
-
-/* Set the howto pointer for an M32R ELF reloc. */
-
-static void
-m32r_info_to_howto_rel (bfd *abfd ATTRIBUTE_UNUSED,
- arelent *cache_ptr,
- Elf_Internal_Rela *dst)
-{
- unsigned int r_type;
-
- r_type = ELF32_R_TYPE (dst->r_info);
- BFD_ASSERT (ELF32_R_TYPE(dst->r_info) <= (unsigned int) R_M32R_GNU_VTENTRY);
- cache_ptr->howto = &m32r_elf_howto_table[r_type];
-}
-
-static void
-m32r_info_to_howto (bfd *abfd ATTRIBUTE_UNUSED,
- arelent *cache_ptr,
- Elf_Internal_Rela *dst)
-{
- BFD_ASSERT ((ELF32_R_TYPE(dst->r_info) == (unsigned int) R_M32R_NONE)
- || ((ELF32_R_TYPE(dst->r_info) > (unsigned int) R_M32R_GNU_VTENTRY)
- && (ELF32_R_TYPE(dst->r_info) < (unsigned int) R_M32R_max)));
- cache_ptr->howto = &m32r_elf_howto_table[ELF32_R_TYPE(dst->r_info)];
-}
-
-
-/* Given a BFD section, try to locate the corresponding ELF section
- index. */
-
-static bfd_boolean
-_bfd_m32r_elf_section_from_bfd_section (bfd *abfd ATTRIBUTE_UNUSED,
- asection *sec,
- int *retval)
-{
- if (strcmp (bfd_get_section_name (abfd, sec), ".scommon") == 0)
- {
- *retval = SHN_M32R_SCOMMON;
- return TRUE;
- }
- return FALSE;
-}
-
-/* M32R ELF uses two common sections. One is the usual one, and the other
- is for small objects. All the small objects are kept together, and then
- referenced via one register, which yields faster assembler code. It is
- up to the compiler to emit an instruction to load the register with
- _SDA_BASE. This is what we use for the small common section. This
- approach is copied from elf32-mips.c. */
-static asection m32r_elf_scom_section;
-static asymbol m32r_elf_scom_symbol;
-static asymbol *m32r_elf_scom_symbol_ptr;
-
-/* Handle the special M32R section numbers that a symbol may use. */
-
-static void
-_bfd_m32r_elf_symbol_processing (bfd *abfd ATTRIBUTE_UNUSED, asymbol *asym)
-{
- elf_symbol_type *elfsym = (elf_symbol_type *) asym;
-
- switch (elfsym->internal_elf_sym.st_shndx)
- {
- case SHN_M32R_SCOMMON:
- if (m32r_elf_scom_section.name == NULL)
- {
- /* Initialize the small common section. */
- m32r_elf_scom_section.name = ".scommon";
- m32r_elf_scom_section.flags = SEC_IS_COMMON;
- m32r_elf_scom_section.output_section = &m32r_elf_scom_section;
- m32r_elf_scom_section.symbol = &m32r_elf_scom_symbol;
- m32r_elf_scom_section.symbol_ptr_ptr = &m32r_elf_scom_symbol_ptr;
- m32r_elf_scom_symbol.name = ".scommon";
- m32r_elf_scom_symbol.flags = BSF_SECTION_SYM;
- m32r_elf_scom_symbol.section = &m32r_elf_scom_section;
- m32r_elf_scom_symbol_ptr = &m32r_elf_scom_symbol;
- }
- asym->section = &m32r_elf_scom_section;
- asym->value = elfsym->internal_elf_sym.st_size;
- break;
- }
-}
-
-/* Hook called by the linker routine which adds symbols from an object
- file. We must handle the special M32R section numbers here.
- We also keep watching for whether we need to create the sdata special
- linker sections. */
-
-static bfd_boolean
-m32r_elf_add_symbol_hook (bfd *abfd,
- struct bfd_link_info *info,
- Elf_Internal_Sym *sym,
- const char **namep,
- flagword *flagsp ATTRIBUTE_UNUSED,
- asection **secp,
- bfd_vma *valp)
-{
- if (! info->relocatable
- && (*namep)[0] == '_' && (*namep)[1] == 'S'
- && strcmp (*namep, "_SDA_BASE_") == 0
- && is_elf_hash_table (info->hash))
- {
- /* This is simpler than using _bfd_elf_create_linker_section
- (our needs are simpler than ppc's needs). Also
- _bfd_elf_create_linker_section currently has a bug where if a .sdata
- section already exists a new one is created that follows it which
- screws of _SDA_BASE_ address calcs because output_offset != 0. */
- struct elf_link_hash_entry *h;
- struct bfd_link_hash_entry *bh;
- asection *s = bfd_get_section_by_name (abfd, ".sdata");
-
- /* The following code was cobbled from elf32-ppc.c and elflink.c. */
- if (s == NULL)
- {
- flagword flags = (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS
- | SEC_IN_MEMORY | SEC_LINKER_CREATED);
-
- s = bfd_make_section_anyway_with_flags (abfd, ".sdata",
- flags);
- if (s == NULL)
- return FALSE;
- bfd_set_section_alignment (abfd, s, 2);
- }
-
- bh = bfd_link_hash_lookup (info->hash, "_SDA_BASE_",
- FALSE, FALSE, FALSE);
-
- if ((bh == NULL || bh->type == bfd_link_hash_undefined)
- && !(_bfd_generic_link_add_one_symbol (info,
- abfd,
- "_SDA_BASE_",
- BSF_GLOBAL,
- s,
- (bfd_vma) 32768,
- NULL,
- FALSE,
- get_elf_backend_data (abfd)->collect,
- &bh)))
- return FALSE;
- h = (struct elf_link_hash_entry *) bh;
- h->type = STT_OBJECT;
- }
-
- switch (sym->st_shndx)
- {
- case SHN_M32R_SCOMMON:
- *secp = bfd_make_section_old_way (abfd, ".scommon");
- (*secp)->flags |= SEC_IS_COMMON;
- *valp = sym->st_size;
- break;
- }
-
- return TRUE;
-}
-
-/* We have to figure out the SDA_BASE value, so that we can adjust the
- symbol value correctly. We look up the symbol _SDA_BASE_ 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 relocatable output. */
-
-static bfd_reloc_status_type
-m32r_elf_final_sda_base (bfd *output_bfd,
- struct bfd_link_info *info,
- const char **error_message,
- bfd_vma *psb)
-{
- if (elf_gp (output_bfd) == 0)
- {
- struct bfd_link_hash_entry *h;
-
- h = bfd_link_hash_lookup (info->hash, "_SDA_BASE_", FALSE, FALSE, TRUE);
- if (h != NULL && h->type == bfd_link_hash_defined)
- elf_gp (output_bfd) = (h->u.def.value
- + h->u.def.section->output_section->vma
- + h->u.def.section->output_offset);
- else
- {
- /* Only get the error once. */
- *psb = elf_gp (output_bfd) = 4;
- *error_message =
- (const char *) _("SDA relocation when _SDA_BASE_ not defined");
- return bfd_reloc_dangerous;
- }
- }
- *psb = elf_gp (output_bfd);
- return bfd_reloc_ok;
-}
-
-/* Return size of a PLT entry. */
-#define elf_m32r_sizeof_plt(info) PLT_ENTRY_SIZE
-
-/* The m32r linker needs to keep track of the number of relocs that it
- decides to copy in check_relocs for each symbol. This is so that
- it can discard PC relative relocs if it doesn't need them when
- linking with -Bsymbolic. We store the information in a field
- extending the regular ELF linker hash table. */
-
-/* This structure keeps track of the number of PC relative relocs we
- have copied for a given symbol. */
-
-struct elf_m32r_pcrel_relocs_copied
-{
- /* Next section. */
- struct elf_m32r_pcrel_relocs_copied *next;
- /* A section in dynobj. */
- asection *section;
- /* Number of relocs copied in this section. */
- bfd_size_type count;
-};
-
-/* The sh linker needs to keep track of the number of relocs that it
- decides to copy as dynamic relocs in check_relocs for each symbol.
- This is so that it can later discard them if they are found to be
- unnecessary. We store the information in a field extending the
- regular ELF linker hash table. */
-
-struct elf_m32r_dyn_relocs
-{
- struct elf_m32r_dyn_relocs *next;
-
- /* The input section of the reloc. */
- asection *sec;
-
- /* Total number of relocs copied for the input section. */
- bfd_size_type count;
-
- /* Number of pc-relative relocs copied for the input section. */
- bfd_size_type pc_count;
-};
-
-
-/* m32r ELF linker hash entry. */
-
-struct elf_m32r_link_hash_entry
-{
- struct elf_link_hash_entry root;
-
- /* Track dynamic relocs copied for this symbol. */
- struct elf_m32r_dyn_relocs *dyn_relocs;
-};
-
-/* m32r ELF linker hash table. */
-
-struct elf_m32r_link_hash_table
-{
- struct elf_link_hash_table root;
-
- /* Short-cuts to get to dynamic linker sections. */
- asection *sgot;
- asection *sgotplt;
- asection *srelgot;
- asection *splt;
- asection *srelplt;
- asection *sdynbss;
- asection *srelbss;
-
- /* Small local sym to section mapping cache. */
- struct sym_sec_cache sym_sec;
-};
-
-/* Traverse an m32r ELF linker hash table. */
-
-#define m32r_elf_link_hash_traverse(table, func, info) \
- (elf_link_hash_traverse \
- (&(table)->root, \
- (bfd_boolean (*) (struct elf_link_hash_entry *, void *)) (func), \
- (info)))
-
-/* Get the m32r ELF linker hash table from a link_info structure. */
-
-
-#define m32r_elf_hash_table(p) \
- ((struct elf_m32r_link_hash_table *) ((p)->hash))
-
-/* Create an entry in an m32r ELF linker hash table. */
-
-static struct bfd_hash_entry *
-m32r_elf_link_hash_newfunc (struct bfd_hash_entry *entry,
- struct bfd_hash_table *table,
- const char *string)
-{
- struct elf_m32r_link_hash_entry *ret =
- (struct elf_m32r_link_hash_entry *) entry;
-
- /* Allocate the structure if it has not already been allocated by a
- subclass. */
- if (ret == NULL)
- ret = bfd_hash_allocate (table,
- sizeof (struct elf_m32r_link_hash_entry));
- if (ret == NULL)
- return NULL;
-
- /* Call the allocation method of the superclass. */
- ret = ((struct elf_m32r_link_hash_entry *)
- _bfd_elf_link_hash_newfunc ((struct bfd_hash_entry *) ret,
- table, string));
- if (ret != NULL)
- {
- struct elf_m32r_link_hash_entry *eh;
-
- eh = (struct elf_m32r_link_hash_entry *) ret;
- eh->dyn_relocs = NULL;
- }
-
- return (struct bfd_hash_entry *) ret;
-}
-
-/* Create an m32r ELF linker hash table. */
-
-static struct bfd_link_hash_table *
-m32r_elf_link_hash_table_create (bfd *abfd)
-{
- struct elf_m32r_link_hash_table *ret;
- bfd_size_type amt = sizeof (struct elf_m32r_link_hash_table);
-
- ret = bfd_malloc (amt);
- if (ret == NULL)
- return NULL;
-
- if (!_bfd_elf_link_hash_table_init (&ret->root, abfd,
- m32r_elf_link_hash_newfunc,
- sizeof (struct elf_m32r_link_hash_entry)))
- {
- free (ret);
- return NULL;
- }
-
- ret->sgot = NULL;
- ret->sgotplt = NULL;
- ret->srelgot = NULL;
- ret->splt = NULL;
- ret->srelplt = NULL;
- ret->sdynbss = NULL;
- ret->srelbss = NULL;
- ret->sym_sec.abfd = NULL;
-
- return &ret->root.root;
-}
-
-/* Create .got, .gotplt, and .rela.got sections in DYNOBJ, and set up
- shortcuts to them in our hash table. */
-
-static bfd_boolean
-create_got_section (bfd *dynobj, struct bfd_link_info *info)
-{
- struct elf_m32r_link_hash_table *htab;
-
- if (! _bfd_elf_create_got_section (dynobj, info))
- return FALSE;
-
- htab = m32r_elf_hash_table (info);
- htab->sgot = bfd_get_section_by_name (dynobj, ".got");
- htab->sgotplt = bfd_get_section_by_name (dynobj, ".got.plt");
- if (! htab->sgot || ! htab->sgotplt)
- abort ();
-
- htab->srelgot = bfd_make_section_with_flags (dynobj, ".rela.got",
- (SEC_ALLOC
- | SEC_LOAD
- | SEC_HAS_CONTENTS
- | SEC_IN_MEMORY
- | SEC_LINKER_CREATED
- | SEC_READONLY));
- if (htab->srelgot == NULL
- || ! bfd_set_section_alignment (dynobj, htab->srelgot, 2))
- return FALSE;
-
- return TRUE;
-}
-
-/* Create dynamic sections when linking against a dynamic object. */
-
-static bfd_boolean
-m32r_elf_create_dynamic_sections (bfd *abfd, struct bfd_link_info *info)
-{
- struct elf_m32r_link_hash_table *htab;
- flagword flags, pltflags;
- asection *s;
- const struct elf_backend_data *bed = get_elf_backend_data (abfd);
- int ptralign = 2; /* 32bit */
-
- htab = m32r_elf_hash_table (info);
-
- /* We need to create .plt, .rel[a].plt, .got, .got.plt, .dynbss, and
- .rel[a].bss sections. */
- flags = (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS | SEC_IN_MEMORY
- | SEC_LINKER_CREATED);
-
- pltflags = flags;
- pltflags |= SEC_CODE;
- if (bed->plt_not_loaded)
- pltflags &= ~ (SEC_LOAD | SEC_HAS_CONTENTS);
- if (bed->plt_readonly)
- pltflags |= SEC_READONLY;
-
- s = bfd_make_section_with_flags (abfd, ".plt", pltflags);
- htab->splt = s;
- if (s == NULL
- || ! bfd_set_section_alignment (abfd, s, bed->plt_alignment))
- return FALSE;
-
- if (bed->want_plt_sym)
- {
- /* Define the symbol _PROCEDURE_LINKAGE_TABLE_ at the start of the
- .plt section. */
- struct bfd_link_hash_entry *bh = NULL;
- struct elf_link_hash_entry *h;
-
- if (! (_bfd_generic_link_add_one_symbol
- (info, abfd, "_PROCEDURE_LINKAGE_TABLE_", BSF_GLOBAL, s,
- (bfd_vma) 0, NULL, FALSE,
- get_elf_backend_data (abfd)->collect, &bh)))
- return FALSE;
- h = (struct elf_link_hash_entry *) bh;
- h->def_regular = 1;
- h->type = STT_OBJECT;
- htab->root.hplt = h;
-
- if (info->shared
- && ! bfd_elf_link_record_dynamic_symbol (info, h))
- return FALSE;
- }
-
- s = bfd_make_section_with_flags (abfd,
- bed->default_use_rela_p ? ".rela.plt" : ".rel.plt",
- flags | SEC_READONLY);
- htab->srelplt = s;
- if (s == NULL
- || ! bfd_set_section_alignment (abfd, s, ptralign))
- return FALSE;
-
- if (htab->sgot == NULL
- && ! create_got_section (abfd, info))
- return FALSE;
-
- {
- const char *secname;
- char *relname;
- flagword secflags;
- asection *sec;
-
- for (sec = abfd->sections; sec; sec = sec->next)
- {
- secflags = bfd_get_section_flags (abfd, sec);
- if ((secflags & (SEC_DATA | SEC_LINKER_CREATED))
- || ((secflags & SEC_HAS_CONTENTS) != SEC_HAS_CONTENTS))
- continue;
- secname = bfd_get_section_name (abfd, sec);
- relname = bfd_malloc ((bfd_size_type) strlen (secname) + 6);
- strcpy (relname, ".rela");
- strcat (relname, secname);
- if (bfd_get_section_by_name (abfd, secname))
- continue;
- s = bfd_make_section_with_flags (abfd, relname,
- flags | SEC_READONLY);
- if (s == NULL
- || ! bfd_set_section_alignment (abfd, s, ptralign))
- return FALSE;
- }
- }
-
- if (bed->want_dynbss)
- {
- /* The .dynbss section is a place to put symbols which are defined
- by dynamic objects, are referenced by regular objects, and are
- not functions. We must allocate space for them in the process
- image and use a R_*_COPY reloc to tell the dynamic linker to
- initialize them at run time. The linker script puts the .dynbss
- section into the .bss section of the final image. */
- s = bfd_make_section_with_flags (abfd, ".dynbss",
- SEC_ALLOC | SEC_LINKER_CREATED);
- htab->sdynbss = s;
- if (s == NULL)
- return FALSE;
- /* The .rel[a].bss section holds copy relocs. This section is not
- normally needed. We need to create it here, though, so that the
- linker will map it to an output section. We can't just create it
- only if we need it, because we will not know whether we need it
- until we have seen all the input files, and the first time the
- main linker code calls BFD after examining all the input files
- (size_dynamic_sections) the input sections have already been
- mapped to the output sections. If the section turns out not to
- be needed, we can discard it later. We will never need this
- section when generating a shared object, since they do not use
- copy relocs. */
- if (! info->shared)
- {
- s = bfd_make_section_with_flags (abfd,
- (bed->default_use_rela_p
- ? ".rela.bss" : ".rel.bss"),
- flags | SEC_READONLY);
- htab->srelbss = s;
- if (s == NULL
- || ! bfd_set_section_alignment (abfd, s, ptralign))
- return FALSE;
- }
- }
-
- return TRUE;
-}
-
-/* Copy the extra info we tack onto an elf_link_hash_entry. */
-
-static void
-m32r_elf_copy_indirect_symbol (struct bfd_link_info *info,
- struct elf_link_hash_entry *dir,
- struct elf_link_hash_entry *ind)
-{
- struct elf_m32r_link_hash_entry * edir;
- struct elf_m32r_link_hash_entry * eind;
-
- edir = (struct elf_m32r_link_hash_entry *) dir;
- eind = (struct elf_m32r_link_hash_entry *) ind;
-
- if (eind->dyn_relocs != NULL)
- {
- if (edir->dyn_relocs != NULL)
- {
- struct elf_m32r_dyn_relocs **pp;
- struct elf_m32r_dyn_relocs *p;
-
- /* Add reloc counts against the indirect sym to the direct sym
- list. Merge any entries against the same section. */
- for (pp = &eind->dyn_relocs; (p = *pp) != NULL;)
- {
- struct elf_m32r_dyn_relocs *q;
-
- for (q = edir->dyn_relocs; q != NULL; q = q->next)
- if (q->sec == p->sec)
- {
- q->pc_count += p->pc_count;
- q->count += p->count;
- *pp = p->next;
- break;
- }
- if (q == NULL)
- pp = &p->next;
- }
- *pp = edir->dyn_relocs;
- }
-
- edir->dyn_relocs = eind->dyn_relocs;
- eind->dyn_relocs = NULL;
- }
-
- _bfd_elf_link_hash_copy_indirect (info, dir, ind);
-}
-
-
-/* Adjust a symbol defined by a dynamic object and referenced by a
- regular object. The current definition is in some section of the
- dynamic object, but we're not including those sections. We have to
- change the definition to something the rest of the link can
- understand. */
-
-static bfd_boolean
-m32r_elf_adjust_dynamic_symbol (struct bfd_link_info *info,
- struct elf_link_hash_entry *h)
-{
- struct elf_m32r_link_hash_table *htab;
- struct elf_m32r_link_hash_entry *eh;
- struct elf_m32r_dyn_relocs *p;
- bfd *dynobj;
- asection *s;
- unsigned int power_of_two;
-
-#ifdef DEBUG_PIC
- printf ("m32r_elf_adjust_dynamic_symbol()\n");
-#endif
-
- dynobj = elf_hash_table (info)->dynobj;
-
- /* Make sure we know what is going on here. */
- BFD_ASSERT (dynobj != NULL
- && (h->needs_plt
- || h->u.weakdef != NULL
- || (h->def_dynamic
- && h->ref_regular
- && !h->def_regular)));
-
- /* If this is a function, put it in the procedure linkage table. We
- will fill in the contents of the procedure linkage table later,
- when we know the address of the .got section. */
- if (h->type == STT_FUNC
- || h->needs_plt)
- {
- if (! info->shared
- && !h->def_dynamic
- && !h->ref_dynamic
- && h->root.type != bfd_link_hash_undefweak
- && h->root.type != bfd_link_hash_undefined)
- {
- /* This case can occur if we saw a PLT reloc in an input
- file, but the symbol was never referred to by a dynamic
- object. In such a case, we don't actually need to build
- a procedure linkage table, and we can just do a PCREL
- reloc instead. */
- h->plt.offset = (bfd_vma) -1;
- h->needs_plt = 0;
- }
-
- return TRUE;
- }
- else
- h->plt.offset = (bfd_vma) -1;
-
- /* If this is a weak symbol, and there is a real definition, the
- processor independent code will have arranged for us to see the
- real definition first, and we can just use the same value. */
- if (h->u.weakdef != NULL)
- {
- BFD_ASSERT (h->u.weakdef->root.type == bfd_link_hash_defined
- || h->u.weakdef->root.type == bfd_link_hash_defweak);
- h->root.u.def.section = h->u.weakdef->root.u.def.section;
- h->root.u.def.value = h->u.weakdef->root.u.def.value;
- return TRUE;
- }
-
- /* This is a reference to a symbol defined by a dynamic object which
- is not a function. */
-
- /* If we are creating a shared library, we must presume that the
- only references to the symbol are via the global offset table.
- For such cases we need not do anything here; the relocations will
- be handled correctly by relocate_section. */
- if (info->shared)
- return TRUE;
-
- /* If there are no references to this symbol that do not use the
- GOT, we don't need to generate a copy reloc. */
- if (!h->non_got_ref)
- return TRUE;
-
- /* If -z nocopyreloc was given, we won't generate them either. */
- if (info->nocopyreloc)
- {
- h->non_got_ref = 0;
- return TRUE;
- }
-
- eh = (struct elf_m32r_link_hash_entry *) h;
- for (p = eh->dyn_relocs; p != NULL; p = p->next)
- {
- s = p->sec->output_section;
- if (s != NULL && (s->flags & (SEC_READONLY | SEC_HAS_CONTENTS)) != 0)
- break;
- }
-
- /* If we didn't find any dynamic relocs in sections which needs the
- copy reloc, then we'll be keeping the dynamic relocs and avoiding
- the copy reloc. */
- if (p == NULL)
- {
- h->non_got_ref = 0;
- return TRUE;
- }
-
- if (h->size == 0)
- {
- (*_bfd_error_handler) (_("dynamic variable `%s' is zero size"),
- h->root.root.string);
- return TRUE;
- }
-
- /* We must allocate the symbol in our .dynbss section, which will
- become part of the .bss section of the executable. There will be
- an entry for this symbol in the .dynsym section. The dynamic
- object will contain position independent code, so all references
- from the dynamic object to this symbol will go through the global
- offset table. The dynamic linker will use the .dynsym entry to
- determine the address it must put in the global offset table, so
- both the dynamic object and the regular object will refer to the
- same memory location for the variable. */
-
- htab = m32r_elf_hash_table (info);
- s = htab->sdynbss;
- BFD_ASSERT (s != NULL);
-
- /* We must generate a R_M32R_COPY reloc to tell the dynamic linker
- to copy the initial value out of the dynamic object and into the
- runtime process image. We need to remember the offset into the
- .rela.bss section we are going to use. */
- if ((h->root.u.def.section->flags & SEC_ALLOC) != 0)
- {
- asection *srel;
-
- srel = htab->srelbss;
- BFD_ASSERT (srel != NULL);
- srel->size += sizeof (Elf32_External_Rela);
- h->needs_copy = 1;
- }
-
- /* We need to figure out the alignment required for this symbol. I
- have no idea how ELF linkers handle this. */
- power_of_two = bfd_log2 (h->size);
- if (power_of_two > 3)
- power_of_two = 3;
-
- /* Apply the required alignment. */
- s->size = BFD_ALIGN (s->size, (bfd_size_type) (1 << power_of_two));
- if (power_of_two > bfd_get_section_alignment (dynobj, s))
- {
- if (! bfd_set_section_alignment (dynobj, s, power_of_two))
- return FALSE;
- }
-
- /* Define the symbol as being at this point in the section. */
- h->root.u.def.section = s;
- h->root.u.def.value = s->size;
-
- /* Increment the section size to make room for the symbol. */
- s->size += h->size;
-
- return TRUE;
-}
-
-/* Allocate space in .plt, .got and associated reloc sections for
- dynamic relocs. */
-
-static bfd_boolean
-allocate_dynrelocs (struct elf_link_hash_entry *h, void * inf)
-{
- struct bfd_link_info *info;
- struct elf_m32r_link_hash_table *htab;
- struct elf_m32r_link_hash_entry *eh;
- struct elf_m32r_dyn_relocs *p;
-
- if (h->root.type == bfd_link_hash_indirect)
- return TRUE;
-
- if (h->root.type == bfd_link_hash_warning)
- /* When warning symbols are created, they **replace** the "real"
- entry in the hash table, thus we never get to see the real
- symbol in a hash traversal. So look at it now. */
- h = (struct elf_link_hash_entry *) h->root.u.i.link;
-
- info = (struct bfd_link_info *) inf;
- htab = m32r_elf_hash_table (info);
-
- eh = (struct elf_m32r_link_hash_entry *) h;
-
- if (htab->root.dynamic_sections_created
- && h->plt.refcount > 0)
- {
- /* Make sure this symbol is output as a dynamic symbol.
- Undefined weak syms won't yet be marked as dynamic. */
- if (h->dynindx == -1
- && !h->forced_local)
- {
- if (! bfd_elf_link_record_dynamic_symbol (info, h))
- return FALSE;
- }
-
- if (WILL_CALL_FINISH_DYNAMIC_SYMBOL (1, info->shared, h))
- {
- asection *s = htab->splt;
-
- /* If this is the first .plt entry, make room for the special
- first entry. */
- if (s->size == 0)
- s->size += PLT_ENTRY_SIZE;
-
- h->plt.offset = s->size;
-
- /* If this symbol is not defined in a regular file, and we are
- not generating a shared library, then set the symbol to this
- location in the .plt. This is required to make function
- pointers compare as equal between the normal executable and
- the shared library. */
- if (! info->shared
- && !h->def_regular)
- {
- h->root.u.def.section = s;
- h->root.u.def.value = h->plt.offset;
- }
-
- /* Make room for this entry. */
- s->size += PLT_ENTRY_SIZE;
-
- /* We also need to make an entry in the .got.plt section, which
- will be placed in the .got section by the linker script. */
- htab->sgotplt->size += 4;
-
- /* We also need to make an entry in the .rel.plt section. */
- htab->srelplt->size += sizeof (Elf32_External_Rela);
- }
- else
- {
- h->plt.offset = (bfd_vma) -1;
- h->needs_plt = 0;
- }
- }
- else
- {
- h->plt.offset = (bfd_vma) -1;
- h->needs_plt = 0;
- }
-
- if (h->got.refcount > 0)
- {
- asection *s;
- bfd_boolean dyn;
-
- /* Make sure this symbol is output as a dynamic symbol.
- Undefined weak syms won't yet be marked as dynamic. */
- if (h->dynindx == -1
- && !h->forced_local)
- {
- if (! bfd_elf_link_record_dynamic_symbol (info, h))
- return FALSE;
- }
-
- s = htab->sgot;
-
- h->got.offset = s->size;
- s->size += 4;
- dyn = htab->root.dynamic_sections_created;
- if (WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, info->shared, h))
- htab->srelgot->size += sizeof (Elf32_External_Rela);
- }
- else
- h->got.offset = (bfd_vma) -1;
-
- if (eh->dyn_relocs == NULL)
- return TRUE;
-
- /* In the shared -Bsymbolic case, discard space allocated for
- dynamic pc-relative relocs against symbols which turn out to be
- defined in regular objects. For the normal shared case, discard
- space for pc-relative relocs that have become local due to symbol
- visibility changes. */
-
- if (info->shared)
- {
- if (h->def_regular
- && (h->forced_local
- || info->symbolic))
- {
- struct elf_m32r_dyn_relocs **pp;
-
- for (pp = &eh->dyn_relocs; (p = *pp) != NULL;)
- {
- p->count -= p->pc_count;
- p->pc_count = 0;
- if (p->count == 0)
- *pp = p->next;
- else
- pp = &p->next;
- }
- }
-
- /* Also discard relocs on undefined weak syms with non-default
- visibility. */
- if (eh->dyn_relocs != NULL
- && h->root.type == bfd_link_hash_undefweak)
- {
- if (ELF_ST_VISIBILITY (h->other) != STV_DEFAULT)
- eh->dyn_relocs = NULL;
-
- /* Make sure undefined weak symbols are output as a dynamic
- symbol in PIEs. */
- else if (h->dynindx == -1
- && !h->forced_local)
- {
- if (! bfd_elf_link_record_dynamic_symbol (info, h))
- return FALSE;
- }
- }
- }
- else
- {
- /* For the non-shared case, discard space for relocs against
- symbols which turn out to need copy relocs or are not
- dynamic. */
-
- if (!h->non_got_ref
- && ((h->def_dynamic
- && !h->def_regular)
- || (htab->root.dynamic_sections_created
- && (h->root.type == bfd_link_hash_undefweak
- || h->root.type == bfd_link_hash_undefined))))
- {
- /* Make sure this symbol is output as a dynamic symbol.
- Undefined weak syms won't yet be marked as dynamic. */
- if (h->dynindx == -1
- && !h->forced_local)
- {
- if (! bfd_elf_link_record_dynamic_symbol (info, h))
- return FALSE;
- }
-
- /* If that succeeded, we know we'll be keeping all the
- relocs. */
- if (h->dynindx != -1)
- goto keep;
- }
-
- eh->dyn_relocs = NULL;
-
- keep: ;
- }
-
- /* Finally, allocate space. */
- for (p = eh->dyn_relocs; p != NULL; p = p->next)
- {
- asection *sreloc = elf_section_data (p->sec)->sreloc;
- sreloc->size += p->count * sizeof (Elf32_External_Rela);
- }
-
- return TRUE;
-}
-
-/* Find any dynamic relocs that apply to read-only sections. */
-
-static bfd_boolean
-readonly_dynrelocs (struct elf_link_hash_entry *h, void * inf)
-{
- struct elf_m32r_link_hash_entry *eh;
- struct elf_m32r_dyn_relocs *p;
-
- if (h->root.type == bfd_link_hash_warning)
- h = (struct elf_link_hash_entry *) h->root.u.i.link;
-
- eh = (struct elf_m32r_link_hash_entry *) h;
- for (p = eh->dyn_relocs; p != NULL; p = p->next)
- {
- asection *s = p->sec->output_section;
-
- if (s != NULL && (s->flags & SEC_READONLY) != 0)
- {
- struct bfd_link_info *info = (struct bfd_link_info *) inf;
-
- info->flags |= DF_TEXTREL;
-
- /* Not an error, just cut short the traversal. */
- return FALSE;
- }
- }
- return TRUE;
-}
-
-/* Set the sizes of the dynamic sections. */
-
-static bfd_boolean
-m32r_elf_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
- struct bfd_link_info *info)
-{
- struct elf_m32r_link_hash_table *htab;
- bfd *dynobj;
- asection *s;
- bfd_boolean relocs;
- bfd *ibfd;
-
-#ifdef DEBUG_PIC
- printf ("m32r_elf_size_dynamic_sections()\n");
-#endif
-
- htab = m32r_elf_hash_table (info);
- dynobj = htab->root.dynobj;
- BFD_ASSERT (dynobj != NULL);
-
- if (htab->root.dynamic_sections_created)
- {
- /* Set the contents of the .interp section to the interpreter. */
- if (info->executable)
- {
- s = bfd_get_section_by_name (dynobj, ".interp");
- BFD_ASSERT (s != NULL);
- s->size = sizeof ELF_DYNAMIC_INTERPRETER;
- s->contents = (unsigned char *) ELF_DYNAMIC_INTERPRETER;
- }
- }
-
- /* Set up .got offsets for local syms, and space for local dynamic
- relocs. */
- for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link_next)
- {
- bfd_signed_vma *local_got;
- bfd_signed_vma *end_local_got;
- bfd_size_type locsymcount;
- Elf_Internal_Shdr *symtab_hdr;
- asection *srel;
-
- if (bfd_get_flavour (ibfd) != bfd_target_elf_flavour)
- continue;
-
- for (s = ibfd->sections; s != NULL; s = s->next)
- {
- struct elf_m32r_dyn_relocs *p;
-
- for (p = ((struct elf_m32r_dyn_relocs *)
- elf_section_data (s)->local_dynrel);
- p != NULL;
- p = p->next)
- {
- if (! bfd_is_abs_section (p->sec)
- && bfd_is_abs_section (p->sec->output_section))
- {
- /* Input section has been discarded, either because
- it is a copy of a linkonce section or due to
- linker script /DISCARD/, so we'll be discarding
- the relocs too. */
- }
- else if (p->count != 0)
- {
- srel = elf_section_data (p->sec)->sreloc;
- srel->size += p->count * sizeof (Elf32_External_Rela);
- if ((p->sec->output_section->flags & SEC_READONLY) != 0)
- info->flags |= DF_TEXTREL;
- }
- }
- }
-
- local_got = elf_local_got_refcounts (ibfd);
- if (!local_got)
- continue;
-
- symtab_hdr = &elf_tdata (ibfd)->symtab_hdr;
- locsymcount = symtab_hdr->sh_info;
- end_local_got = local_got + locsymcount;
- s = htab->sgot;
- srel = htab->srelgot;
- for (; local_got < end_local_got; ++local_got)
- {
- if (*local_got > 0)
- {
- *local_got = s->size;
- s->size += 4;
- if (info->shared)
- srel->size += sizeof (Elf32_External_Rela);
- }
- else
- *local_got = (bfd_vma) -1;
- }
- }
-
- /* Allocate global sym .plt and .got entries, and space for global
- sym dynamic relocs. */
- elf_link_hash_traverse (&htab->root, allocate_dynrelocs, info);
-
- /* We now have determined the sizes of the various dynamic sections.
- Allocate memory for them. */
- relocs = FALSE;
- for (s = dynobj->sections; s != NULL; s = s->next)
- {
- if ((s->flags & SEC_LINKER_CREATED) == 0)
- continue;
-
- if (s == htab->splt
- || s == htab->sgot
- || s == htab->sgotplt
- || s == htab->sdynbss)
- {
- /* Strip this section if we don't need it; see the
- comment below. */
- }
- else if (strncmp (bfd_get_section_name (dynobj, s), ".rela", 5) == 0)
- {
- if (s->size != 0 && s != htab->srelplt)
- relocs = TRUE;
-
- /* We use the reloc_count field as a counter if we need
- to copy relocs into the output file. */
- s->reloc_count = 0;
- }
- else
- /* It's not one of our sections, so don't allocate space. */
- continue;
-
- if (s->size == 0)
- {
- /* If we don't need this section, strip it from the
- output file. This is mostly to handle .rela.bss and
- .rela.plt. We must create both sections in
- create_dynamic_sections, because they must be created
- before the linker maps input sections to output
- sections. The linker does that before
- adjust_dynamic_symbol is called, and it is that
- function which decides whether anything needs to go
- into these sections. */
- s->flags |= SEC_EXCLUDE;
- continue;
- }
-
- if ((s->flags & SEC_HAS_CONTENTS) == 0)
- continue;
-
- /* Allocate memory for the section contents. We use bfd_zalloc
- here in case unused entries are not reclaimed before the
- section's contents are written out. This should not happen,
- but this way if it does, we get a R_M32R_NONE reloc instead
- of garbage. */
- s->contents = bfd_zalloc (dynobj, s->size);
- if (s->contents == NULL)
- return FALSE;
- }
-
- if (htab->root.dynamic_sections_created)
- {
- /* Add some entries to the .dynamic section. We fill in the
- values later, in m32r_elf_finish_dynamic_sections, but we
- must add the entries now so that we get the correct size for
- the .dynamic section. The DT_DEBUG entry is filled in by the
- dynamic linker and used by the debugger. */
-#define add_dynamic_entry(TAG, VAL) \
- _bfd_elf_add_dynamic_entry (info, TAG, VAL)
-
- if (info->executable)
- {
- if (! add_dynamic_entry (DT_DEBUG, 0))
- return FALSE;
- }
-
- if (htab->splt->size != 0)
- {
- if (! add_dynamic_entry (DT_PLTGOT, 0)
- || ! add_dynamic_entry (DT_PLTRELSZ, 0)
- || ! add_dynamic_entry (DT_PLTREL, DT_RELA)
- || ! add_dynamic_entry (DT_JMPREL, 0))
- return FALSE;
- }
-
- if (relocs)
- {
- if (! add_dynamic_entry (DT_RELA, 0)
- || ! add_dynamic_entry (DT_RELASZ, 0)
- || ! add_dynamic_entry (DT_RELAENT,
- sizeof (Elf32_External_Rela)))
- return FALSE;
-
- /* If any dynamic relocs apply to a read-only section,
- then we need a DT_TEXTREL entry. */
- if ((info->flags & DF_TEXTREL) == 0)
- elf_link_hash_traverse (&htab->root, readonly_dynrelocs,
- info);
-
- if ((info->flags & DF_TEXTREL) != 0)
- {
- if (! add_dynamic_entry (DT_TEXTREL, 0))
- return FALSE;
- }
- }
- }
-#undef add_dynamic_entry
-
- return TRUE;
-}
-
-/* Relocate an M32R/D ELF section.
- There is some attempt to make this function usable for many architectures,
- both for RELA and REL type relocs, if only to serve as a learning tool.
-
- The RELOCATE_SECTION function is called by the new ELF backend linker
- to handle the relocations for a section.
-
- The relocs are always passed as Rela structures; if the section
- actually uses Rel structures, the r_addend field will always be
- zero.
-
- This function is responsible for adjust the section contents as
- necessary, and (if using Rela relocs and generating a
- relocatable output file) adjusting the reloc addend as
- necessary.
-
- This function does not have to worry about setting the reloc
- address or the reloc symbol index.
-
- LOCAL_SYMS is a pointer to the swapped in local symbols.
-
- LOCAL_SECTIONS is an array giving the section in the input file
- corresponding to the st_shndx field of each local symbol.
-
- The global hash table entry for the global symbols can be found
- via elf_sym_hashes (input_bfd).
-
- When generating relocatable output, this function must handle
- STB_LOCAL/STT_SECTION symbols specially. The output symbol is
- going to be the section symbol corresponding to the output
- section, which means that the addend must be adjusted
- accordingly. */
-
-static bfd_boolean
-m32r_elf_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED,
- struct bfd_link_info *info,
- bfd *input_bfd,
- asection *input_section,
- bfd_byte *contents,
- Elf_Internal_Rela *relocs,
- Elf_Internal_Sym *local_syms,
- asection **local_sections)
-{
- Elf_Internal_Shdr *symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr;
- struct elf_link_hash_entry **sym_hashes = elf_sym_hashes (input_bfd);
- Elf_Internal_Rela *rel, *relend;
- /* Assume success. */
- bfd_boolean ret = TRUE;
-
- struct elf_m32r_link_hash_table *htab = m32r_elf_hash_table (info);
- bfd *dynobj;
- bfd_vma *local_got_offsets;
- asection *sgot, *splt, *sreloc;
- bfd_vma high_address = bfd_get_section_limit (input_bfd, input_section);
-
- dynobj = htab->root.dynobj;
- local_got_offsets = elf_local_got_offsets (input_bfd);
-
- sgot = htab->sgot;
- splt = htab->splt;
- sreloc = NULL;
-
- rel = relocs;
- relend = relocs + input_section->reloc_count;
- for (; rel < relend; rel++)
- {
- int r_type;
- reloc_howto_type *howto;
- unsigned long r_symndx;
- struct elf_link_hash_entry *h;
- /* We can't modify r_addend here as elf_link_input_bfd has an assert to
- ensure it's zero (we use REL relocs, not RELA). Therefore this
- should be assigning zero to `addend', but for clarity we use
- `r_addend'. */
- bfd_vma addend = rel->r_addend;
- bfd_vma offset = rel->r_offset;
- Elf_Internal_Sym *sym;
- asection *sec;
- const char *sym_name;
- bfd_reloc_status_type r;
- const char *errmsg = NULL;
- bfd_boolean use_rel = FALSE;
-
- h = NULL;
- r_type = ELF32_R_TYPE (rel->r_info);
- if (r_type < 0 || r_type >= (int) R_M32R_max)
- {
- (*_bfd_error_handler) (_("%B: unknown relocation type %d"),
- input_bfd,
- (int) r_type);
- bfd_set_error (bfd_error_bad_value);
- ret = FALSE;
- continue;
- }
-
- if ( r_type == R_M32R_GNU_VTENTRY
- || r_type == R_M32R_GNU_VTINHERIT
- || r_type == R_M32R_NONE
- || r_type == R_M32R_RELA_GNU_VTENTRY
- || r_type == R_M32R_RELA_GNU_VTINHERIT)
- continue;
-
- if (r_type <= R_M32R_GNU_VTENTRY)
- use_rel = TRUE;
-
- howto = m32r_elf_howto_table + r_type;
- r_symndx = ELF32_R_SYM (rel->r_info);
-
- if (info->relocatable && use_rel)
- {
- /* This is a relocatable link. We don't have to change
- anything, unless the reloc is against a section symbol,
- in which case we have to adjust according to where the
- section symbol winds up in the output section. */
- sec = NULL;
- if (r_symndx >= symtab_hdr->sh_info)
- /* External symbol. */
- continue;
-
- /* Local symbol. */
- sym = local_syms + r_symndx;
- sym_name = "<local symbol>";
- /* STT_SECTION: symbol is associated with a section. */
- if (ELF_ST_TYPE (sym->st_info) != STT_SECTION)
- /* Symbol isn't associated with a section. Nothing to do. */
- continue;
-
- sec = local_sections[r_symndx];
- addend += sec->output_offset + sym->st_value;
-
- /* If partial_inplace, we need to store any additional addend
- back in the section. */
- if (! howto->partial_inplace)
- continue;
- /* ??? Here is a nice place to call a special_function
- like handler. */
- if (r_type != R_M32R_HI16_SLO && r_type != R_M32R_HI16_ULO)
- r = _bfd_relocate_contents (howto, input_bfd,
- addend, contents + offset);
- else
- {
- Elf_Internal_Rela *lorel;
-
- /* We allow an arbitrary number of HI16 relocs before the
- LO16 reloc. This permits gcc to emit the HI and LO relocs
- itself. */
- for (lorel = rel + 1;
- (lorel < relend
- && (ELF32_R_TYPE (lorel->r_info) == R_M32R_HI16_SLO
- || ELF32_R_TYPE (lorel->r_info) == R_M32R_HI16_ULO));
- lorel++)
- continue;
- if (lorel < relend
- && ELF32_R_TYPE (lorel->r_info) == R_M32R_LO16)
- {
- m32r_elf_relocate_hi16 (input_bfd, r_type, rel, lorel,
- contents, addend);
- r = bfd_reloc_ok;
- }
- else
- r = _bfd_relocate_contents (howto, input_bfd,
- addend, contents + offset);
- }
- }
- else
- {
- bfd_vma relocation;
-
- /* This is a final link. */
- sym = NULL;
- sec = NULL;
- h = NULL;
-
- if (r_symndx < symtab_hdr->sh_info)
- {
- /* Local symbol. */
- sym = local_syms + r_symndx;
- sec = local_sections[r_symndx];
- sym_name = "<local symbol>";
-
- if (!use_rel)
- {
- relocation = _bfd_elf_rela_local_sym (output_bfd, sym, &sec, rel);
- addend = rel->r_addend;
-
- if (info->relocatable)
- {
- /* This is a relocatable link. We don't have to change
- anything, unless the reloc is against a section symbol,
- in which case we have to adjust according to where the
- section symbol winds up in the output section. */
- if (ELF_ST_TYPE (sym->st_info) == STT_SECTION)
- rel->r_addend += sec->output_offset + sym->st_value;
-
- continue;
- }
- }
- else
- {
- relocation = (sec->output_section->vma
- + sec->output_offset
- + sym->st_value);
- }
- }
- else
- {
- /* External symbol. */
- if (info->relocatable && !use_rel)
- continue;
-
- h = sym_hashes[r_symndx - symtab_hdr->sh_info];
- 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;
- sym_name = h->root.root.string;
-
- if (h->root.type == bfd_link_hash_defined
- || h->root.type == bfd_link_hash_defweak)
- {
- bfd_boolean dyn;
- sec = h->root.u.def.section;
-
- dyn = htab->root.dynamic_sections_created;
- sec = h->root.u.def.section;
- if (r_type == R_M32R_GOTPC24
- || (r_type == R_M32R_GOTPC_HI_ULO
- || r_type == R_M32R_GOTPC_HI_SLO
- || r_type == R_M32R_GOTPC_LO)
- || (r_type == R_M32R_26_PLTREL
- && h->plt.offset != (bfd_vma) -1)
- || ((r_type == R_M32R_GOT24
- || r_type == R_M32R_GOT16_HI_ULO
- || r_type == R_M32R_GOT16_HI_SLO
- || r_type == R_M32R_GOT16_LO)
- && WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn,
- info->shared, h)
- && (! info->shared
- || (! info->symbolic && h->dynindx != -1)
- || !h->def_regular))
- || (info->shared
- && ((! info->symbolic && h->dynindx != -1)
- || !h->def_regular)
- && (((r_type == R_M32R_16_RELA
- || r_type == R_M32R_32_RELA
- || r_type == R_M32R_24_RELA
- || r_type == R_M32R_HI16_ULO_RELA
- || r_type == R_M32R_HI16_SLO_RELA
- || r_type == R_M32R_LO16_RELA)
- && !h->forced_local)
- || r_type == R_M32R_REL32
- || r_type == R_M32R_10_PCREL_RELA
- || r_type == R_M32R_18_PCREL_RELA
- || r_type == R_M32R_26_PCREL_RELA)
- && ((input_section->flags & SEC_ALLOC) != 0
- /* DWARF will emit R_M32R_16(24,32) relocations
- in its sections against symbols defined
- externally in shared libraries. We can't do
- anything with them here. */
- || ((input_section->flags & SEC_DEBUGGING) != 0
- && h->def_dynamic))))
- {
- /* In these cases, we don't need the relocation
- value. We check specially because in some
- obscure cases sec->output_section will be NULL. */
- relocation = 0;
- }
- else if (sec->output_section == NULL)
- {
- (*_bfd_error_handler)
- (_("%B(%A+0x%lx): unresolvable %s relocation against symbol `%s'"),
- input_bfd,
- input_section,
- (long) rel->r_offset,
- howto->name,
- h->root.root.string);
-
- relocation = 0;
- }
- else
- relocation = (h->root.u.def.value
- + sec->output_section->vma
- + sec->output_offset);
- }
- else if (h->root.type == bfd_link_hash_undefweak)
- relocation = 0;
- else if (info->unresolved_syms_in_objects == RM_IGNORE
- && ELF_ST_VISIBILITY (h->other) == STV_DEFAULT)
- relocation = 0;
- else
- {
- if (! ((*info->callbacks->undefined_symbol)
- (info, h->root.root.string, input_bfd,
- input_section, offset,
- (info->unresolved_syms_in_objects == RM_GENERATE_ERROR
- || ELF_ST_VISIBILITY (h->other)))))
- return FALSE;
- relocation = 0;
- }
- }
-
- /* Sanity check the address. */
- if (offset > high_address)
- {
- r = bfd_reloc_outofrange;
- goto check_reloc;
- }
-
- switch ((int) r_type)
- {
- case R_M32R_GOTOFF:
- /* Relocation is relative to the start of the global offset
- table (for ld24 rx, #uimm24). eg access at label+addend
-
- ld24 rx. #label@GOTOFF + addend
- sub rx, r12. */
-
- BFD_ASSERT (sgot != NULL);
-
- relocation = -(relocation - sgot->output_section->vma);
- rel->r_addend = -rel->r_addend;
- break;
-
- case R_M32R_GOTOFF_HI_ULO:
- case R_M32R_GOTOFF_HI_SLO:
- case R_M32R_GOTOFF_LO:
- BFD_ASSERT (sgot != NULL);
-
- relocation -= sgot->output_section->vma;
-
- if ((r_type == R_M32R_GOTOFF_HI_SLO)
- && ((relocation + rel->r_addend) & 0x8000))
- rel->r_addend += 0x10000;
- break;
-
- case R_M32R_GOTPC24:
- /* .got(_GLOBAL_OFFSET_TABLE_) - pc relocation
- ld24 rx,#_GLOBAL_OFFSET_TABLE_
- */
- relocation = sgot->output_section->vma;
- break;
-
- case R_M32R_GOTPC_HI_ULO:
- case R_M32R_GOTPC_HI_SLO:
- case R_M32R_GOTPC_LO:
- {
- /* .got(_GLOBAL_OFFSET_TABLE_) - pc relocation
- bl .+4
- seth rx,#high(_GLOBAL_OFFSET_TABLE_)
- or3 rx,rx,#low(_GLOBAL_OFFSET_TABLE_ +4)
- or
- bl .+4
- seth rx,#shigh(_GLOBAL_OFFSET_TABLE_)
- add3 rx,rx,#low(_GLOBAL_OFFSET_TABLE_ +4)
- */
- relocation = sgot->output_section->vma;
- relocation -= (input_section->output_section->vma
- + input_section->output_offset
- + rel->r_offset);
- if ((r_type == R_M32R_GOTPC_HI_SLO)
- && ((relocation + rel->r_addend) & 0x8000))
- rel->r_addend += 0x10000;
-
- break;
- }
- case R_M32R_GOT16_HI_ULO:
- case R_M32R_GOT16_HI_SLO:
- case R_M32R_GOT16_LO:
- /* Fall through. */
- case R_M32R_GOT24:
- /* Relocation is to the entry for this symbol in the global
- offset table. */
- BFD_ASSERT (sgot != NULL);
-
- if (h != NULL)
- {
- bfd_boolean dyn;
- bfd_vma off;
-
- off = h->got.offset;
- BFD_ASSERT (off != (bfd_vma) -1);
-
- dyn = htab->root.dynamic_sections_created;
- if (! WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, info->shared, h)
- || (info->shared
- && (info->symbolic
- || h->dynindx == -1
- || h->forced_local)
- && h->def_regular))
- {
- /* This is actually a static link, or it is a
- -Bsymbolic link and the symbol is defined
- locally, or the symbol was forced to be local
- because of a version file. We must initialize
- this entry in the global offset table. Since the
- offset must always be a multiple of 4, we use the
- least significant bit to record whether we have
- initialized it already.
-
- When doing a dynamic link, we create a .rela.got
- relocation entry to initialize the value. This
- is done in the finish_dynamic_symbol routine. */
- if ((off & 1) != 0)
- off &= ~1;
- else
- {
- bfd_put_32 (output_bfd, relocation,
- sgot->contents + off);
- h->got.offset |= 1;
- }
- }
-
- relocation = sgot->output_offset + off;
- }
- else
- {
- bfd_vma off;
- bfd_byte *loc;
-
- BFD_ASSERT (local_got_offsets != NULL
- && local_got_offsets[r_symndx] != (bfd_vma) -1);
-
- off = local_got_offsets[r_symndx];
-
- /* The offset must always be a multiple of 4. We use
- the least significant bit to record whether we have
- already processed this entry. */
- if ((off & 1) != 0)
- off &= ~1;
- else
- {
- bfd_put_32 (output_bfd, relocation, sgot->contents + off);
-
- if (info->shared)
- {
- asection *srelgot;
- Elf_Internal_Rela outrel;
-
- /* We need to generate a R_M32R_RELATIVE reloc
- for the dynamic linker. */
- srelgot = bfd_get_section_by_name (dynobj, ".rela.got");
- BFD_ASSERT (srelgot != NULL);
-
- outrel.r_offset = (sgot->output_section->vma
- + sgot->output_offset
- + off);
- outrel.r_info = ELF32_R_INFO (0, R_M32R_RELATIVE);
- outrel.r_addend = relocation;
- loc = srelgot->contents;
- loc += srelgot->reloc_count * sizeof (Elf32_External_Rela);
- bfd_elf32_swap_reloca_out (output_bfd, &outrel,loc);
- ++srelgot->reloc_count;
- }
-
- local_got_offsets[r_symndx] |= 1;
- }
-
- relocation = sgot->output_offset + off;
- }
- if ((r_type == R_M32R_GOT16_HI_SLO)
- && ((relocation + rel->r_addend) & 0x8000))
- rel->r_addend += 0x10000;
-
- break;
-
- case R_M32R_26_PLTREL:
- /* Relocation is to the entry for this symbol in the
- procedure linkage table. */
-
- /* The native assembler will generate a 26_PLTREL reloc
- for a local symbol if you assemble a call from one
- section to another when using -K pic. */
- if (h == NULL)
- break;
-
- if (h->forced_local)
- break;
-
- if (h->plt.offset == (bfd_vma) -1)
- /* We didn't make a PLT entry for this symbol. This
- happens when statically linking PIC code, or when
- using -Bsymbolic. */
- break;
-
- relocation = (splt->output_section->vma
- + splt->output_offset
- + h->plt.offset);
- break;
-
- case R_M32R_HI16_SLO_RELA:
- if ((relocation + rel->r_addend) & 0x8000)
- rel->r_addend += 0x10000;
- /* Fall through. */
-
- case R_M32R_16_RELA:
- case R_M32R_24_RELA:
- case R_M32R_32_RELA:
- case R_M32R_REL32:
- case R_M32R_10_PCREL_RELA:
- case R_M32R_18_PCREL_RELA:
- case R_M32R_26_PCREL_RELA:
- case R_M32R_HI16_ULO_RELA:
- case R_M32R_LO16_RELA:
- if (info->shared
- && r_symndx != 0
- && (input_section->flags & SEC_ALLOC) != 0
- && (( r_type != R_M32R_10_PCREL_RELA
- && r_type != R_M32R_18_PCREL_RELA
- && r_type != R_M32R_26_PCREL_RELA
- && r_type != R_M32R_REL32)
- || (h != NULL
- && h->dynindx != -1
- && (! info->symbolic
- || !h->def_regular))))
- {
- Elf_Internal_Rela outrel;
- bfd_boolean skip, relocate;
- bfd_byte *loc;
-
- /* When generating a shared object, these relocations
- are copied into the output file to be resolved at run
- time. */
- if (sreloc == NULL)
- {
- const char *name;
-
- name = (bfd_elf_string_from_elf_section
- (input_bfd,
- elf_elfheader (input_bfd)->e_shstrndx,
- elf_section_data (input_section)->rel_hdr.sh_name));
- if (name == NULL)
- return FALSE;
-
- BFD_ASSERT (strncmp (name, ".rela", 5) == 0
- && strcmp (bfd_get_section_name (input_bfd,
- input_section),
- name + 5) == 0);
-
- sreloc = bfd_get_section_by_name (dynobj, name);
- BFD_ASSERT (sreloc != NULL);
- }
-
- skip = FALSE;
- relocate = FALSE;
-
- outrel.r_offset = _bfd_elf_section_offset (output_bfd,
- info,
- input_section,
- rel->r_offset);
- if (outrel.r_offset == (bfd_vma) -1)
- skip = TRUE;
- else if (outrel.r_offset == (bfd_vma) -2)
- skip = relocate = TRUE;
- outrel.r_offset += (input_section->output_section->vma
- + input_section->output_offset);
-
- if (skip)
- memset (&outrel, 0, sizeof outrel);
- else if ( r_type == R_M32R_10_PCREL_RELA
- || r_type == R_M32R_18_PCREL_RELA
- || r_type == R_M32R_26_PCREL_RELA
- || r_type == R_M32R_REL32)
- {
- BFD_ASSERT (h != NULL && h->dynindx != -1);
- outrel.r_info = ELF32_R_INFO (h->dynindx, r_type);
- outrel.r_addend = rel->r_addend;
- }
- else
- {
- /* h->dynindx may be -1 if this symbol was marked to
- become local. */
- if (h == NULL
- || ((info->symbolic || h->dynindx == -1)
- && h->def_regular))
- {
- relocate = TRUE;
- outrel.r_info = ELF32_R_INFO (0, R_M32R_RELATIVE);
- outrel.r_addend = relocation + rel->r_addend;
- }
- else
- {
- BFD_ASSERT (h->dynindx != -1);
- outrel.r_info = ELF32_R_INFO (h->dynindx, r_type);
- outrel.r_addend = relocation + rel->r_addend;
- }
- }
-
- loc = sreloc->contents;
- loc += sreloc->reloc_count * sizeof (Elf32_External_Rela);
- bfd_elf32_swap_reloca_out (output_bfd, &outrel,loc);
- ++sreloc->reloc_count;
-
- /* If this reloc is against an external symbol, we do
- not want to fiddle with the addend. Otherwise, we
- need to include the symbol value so that it becomes
- an addend for the dynamic reloc. */
- if (! relocate)
- continue;
- break;
- }
- else if (r_type != R_M32R_10_PCREL_RELA)
- break;
- /* Fall through. */
-
- case (int) R_M32R_10_PCREL :
- r = m32r_elf_do_10_pcrel_reloc (input_bfd, howto, input_section,
- contents, offset,
- sec, relocation, addend);
- goto check_reloc;
-
- case (int) R_M32R_HI16_SLO :
- case (int) R_M32R_HI16_ULO :
- {
- Elf_Internal_Rela *lorel;
-
- /* We allow an arbitrary number of HI16 relocs before the
- LO16 reloc. This permits gcc to emit the HI and LO relocs
- itself. */
- for (lorel = rel + 1;
- (lorel < relend
- && (ELF32_R_TYPE (lorel->r_info) == R_M32R_HI16_SLO
- || ELF32_R_TYPE (lorel->r_info) == R_M32R_HI16_ULO));
- lorel++)
- continue;
- if (lorel < relend
- && ELF32_R_TYPE (lorel->r_info) == R_M32R_LO16)
- {
- m32r_elf_relocate_hi16 (input_bfd, r_type, rel, lorel,
- contents, relocation + addend);
- r = bfd_reloc_ok;
- }
- else
- r = _bfd_final_link_relocate (howto, input_bfd, input_section,
- contents, offset,
- relocation, addend);
- }
-
- goto check_reloc;
-
- case (int) R_M32R_SDA16_RELA:
- case (int) R_M32R_SDA16 :
- {
- const char *name;
-
- BFD_ASSERT (sec != NULL);
- name = bfd_get_section_name (abfd, sec);
-
- if ( strcmp (name, ".sdata") == 0
- || strcmp (name, ".sbss") == 0
- || strcmp (name, ".scommon") == 0)
- {
- bfd_vma sda_base;
- bfd *out_bfd = sec->output_section->owner;
-
- r = m32r_elf_final_sda_base (out_bfd, info,
- &errmsg,
- &sda_base);
- if (r != bfd_reloc_ok)
- {
- ret = FALSE;
- goto check_reloc;
- }
-
- /* At this point `relocation' contains the object's
- address. */
- relocation -= sda_base;
- /* Now it contains the offset from _SDA_BASE_. */
- }
- else
- {
- (*_bfd_error_handler)
- (_("%B: The target (%s) of an %s relocation is in the wrong section (%A)"),
- input_bfd,
- sec,
- sym_name,
- m32r_elf_howto_table[(int) r_type].name);
- /*bfd_set_error (bfd_error_bad_value); ??? why? */
- ret = FALSE;
- continue;
- }
- }
- /* Fall through. */
-
- default : /* OLD_M32R_RELOC */
-
- r = _bfd_final_link_relocate (howto, input_bfd, input_section,
- contents, offset,
- relocation, addend);
- goto check_reloc;
- }
-
- r = _bfd_final_link_relocate (howto, input_bfd, input_section,
- contents, rel->r_offset,
- relocation, rel->r_addend);
-
- }
-
- check_reloc:
-
- if (r != bfd_reloc_ok)
- {
- /* FIXME: This should be generic enough to go in a utility. */
- const char *name;
-
- if (h != NULL)
- name = h->root.root.string;
- else
- {
- name = (bfd_elf_string_from_elf_section
- (input_bfd, symtab_hdr->sh_link, sym->st_name));
- if (name == NULL || *name == '\0')
- name = bfd_section_name (input_bfd, sec);
- }
-
- if (errmsg != NULL)
- goto common_error;
-
- switch (r)
- {
- case bfd_reloc_overflow:
- if (! ((*info->callbacks->reloc_overflow)
- (info, (h ? &h->root : NULL), name, howto->name,
- (bfd_vma) 0, input_bfd, input_section, offset)))
- return FALSE;
- break;
-
- case bfd_reloc_undefined:
- if (! ((*info->callbacks->undefined_symbol)
- (info, name, input_bfd, input_section,
- offset, TRUE)))
- return FALSE;
- break;
-
- case bfd_reloc_outofrange:
- errmsg = _("internal error: out of range error");
- goto common_error;
-
- case bfd_reloc_notsupported:
- errmsg = _("internal error: unsupported relocation error");
- goto common_error;
-
- case bfd_reloc_dangerous:
- errmsg = _("internal error: dangerous error");
- goto common_error;
-
- default:
- errmsg = _("internal error: unknown error");
- /* fall through */
-
- common_error:
- if (!((*info->callbacks->warning)
- (info, errmsg, name, input_bfd, input_section,
- offset)))
- return FALSE;
- break;
- }
- }
- }
-
- return ret;
-}
-
-/* Finish up dynamic symbol handling. We set the contents of various
- dynamic sections here. */
-
-static bfd_boolean
-m32r_elf_finish_dynamic_symbol (bfd *output_bfd,
- struct bfd_link_info *info,
- struct elf_link_hash_entry *h,
- Elf_Internal_Sym *sym)
-{
- struct elf_m32r_link_hash_table *htab;
- bfd *dynobj;
- bfd_byte *loc;
-
-#ifdef DEBUG_PIC
- printf ("m32r_elf_finish_dynamic_symbol()\n");
-#endif
-
- htab = m32r_elf_hash_table (info);
- dynobj = htab->root.dynobj;
-
- if (h->plt.offset != (bfd_vma) -1)
- {
- asection *splt;
- asection *sgot;
- asection *srela;
-
- bfd_vma plt_index;
- bfd_vma got_offset;
- Elf_Internal_Rela rela;
-
- /* This symbol has an entry in the procedure linkage table. Set
- it up. */
-
- BFD_ASSERT (h->dynindx != -1);
-
- splt = htab->splt;
- sgot = htab->sgotplt;
- srela = htab->srelplt;
- BFD_ASSERT (splt != NULL && sgot != NULL && srela != NULL);
-
- /* Get the index in the procedure linkage table which
- corresponds to this symbol. This is the index of this symbol
- in all the symbols for which we are making plt entries. The
- first entry in the procedure linkage table is reserved. */
- plt_index = h->plt.offset / PLT_ENTRY_SIZE - 1;
-
- /* Get the offset into the .got table of the entry that
- corresponds to this function. Each .got entry is 4 bytes.
- The first three are reserved. */
- got_offset = (plt_index + 3) * 4;
-
- /* Fill in the entry in the procedure linkage table. */
- if (! info->shared)
- {
- bfd_put_32 (output_bfd,
- (PLT_ENTRY_WORD0b
- + (((sgot->output_section->vma
- + sgot->output_offset
- + got_offset) >> 16) & 0xffff)),
- splt->contents + h->plt.offset);
- bfd_put_32 (output_bfd,
- (PLT_ENTRY_WORD1b
- + ((sgot->output_section->vma
- + sgot->output_offset
- + got_offset) & 0xffff)),
- splt->contents + h->plt.offset + 4);
- bfd_put_32 (output_bfd, PLT_ENTRY_WORD2,
- splt->contents + h->plt.offset + 8);
- bfd_put_32 (output_bfd,
- (PLT_ENTRY_WORD3
- + plt_index * sizeof (Elf32_External_Rela)),
- splt->contents + h->plt.offset + 12);
- bfd_put_32 (output_bfd,
- (PLT_ENTRY_WORD4
- + (((unsigned int) ((- (h->plt.offset + 16)) >> 2)) & 0xffffff)),
- splt->contents + h->plt.offset + 16);
- }
- else
- {
- bfd_put_32 (output_bfd,
- PLT_ENTRY_WORD0 + got_offset,
- splt->contents + h->plt.offset);
- bfd_put_32 (output_bfd, PLT_ENTRY_WORD1,
- splt->contents + h->plt.offset + 4);
- bfd_put_32 (output_bfd, PLT_ENTRY_WORD2,
- splt->contents + h->plt.offset + 8);
- bfd_put_32 (output_bfd,
- (PLT_ENTRY_WORD3
- + plt_index * sizeof (Elf32_External_Rela)),
- splt->contents + h->plt.offset + 12);
- bfd_put_32 (output_bfd,
- (PLT_ENTRY_WORD4
- + (((unsigned int) ((- (h->plt.offset + 16)) >> 2)) & 0xffffff)),
- splt->contents + h->plt.offset + 16);
- }
-
- /* Fill in the entry in the global offset table. */
- bfd_put_32 (output_bfd,
- (splt->output_section->vma
- + splt->output_offset
- + h->plt.offset
- + 12), /* same offset */
- sgot->contents + got_offset);
-
- /* Fill in the entry in the .rela.plt section. */
- rela.r_offset = (sgot->output_section->vma
- + sgot->output_offset
- + got_offset);
- rela.r_info = ELF32_R_INFO (h->dynindx, R_M32R_JMP_SLOT);
- rela.r_addend = 0;
- loc = srela->contents;
- loc += plt_index * sizeof (Elf32_External_Rela);
- bfd_elf32_swap_reloca_out (output_bfd, &rela, loc);
-
- if (!h->def_regular)
- {
- /* Mark the symbol as undefined, rather than as defined in
- the .plt section. Leave the value alone. */
- sym->st_shndx = SHN_UNDEF;
- }
- }
-
- if (h->got.offset != (bfd_vma) -1)
- {
- asection *sgot;
- asection *srela;
- Elf_Internal_Rela rela;
-
- /* This symbol has an entry in the global offset table. Set it
- up. */
-
- sgot = htab->sgot;
- srela = htab->srelgot;
- BFD_ASSERT (sgot != NULL && srela != NULL);
-
- rela.r_offset = (sgot->output_section->vma
- + sgot->output_offset
- + (h->got.offset &~ 1));
-
- /* If this is a -Bsymbolic link, and the symbol is defined
- locally, we just want to emit a RELATIVE reloc. Likewise if
- the symbol was forced to be local because of a version file.
- The entry in the global offset table will already have been
- initialized in the relocate_section function. */
- if (info->shared
- && (info->symbolic
- || h->dynindx == -1
- || h->forced_local)
- && h->def_regular)
- {
- rela.r_info = ELF32_R_INFO (0, R_M32R_RELATIVE);
- rela.r_addend = (h->root.u.def.value
- + h->root.u.def.section->output_section->vma
- + h->root.u.def.section->output_offset);
- }
- else
- {
- BFD_ASSERT ((h->got.offset & 1) == 0);
- bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents + h->got.offset);
- rela.r_info = ELF32_R_INFO (h->dynindx, R_M32R_GLOB_DAT);
- rela.r_addend = 0;
- }
-
- loc = srela->contents;
- loc += srela->reloc_count * sizeof (Elf32_External_Rela);
- bfd_elf32_swap_reloca_out (output_bfd, &rela, loc);
- ++srela->reloc_count;
- }
-
- if (h->needs_copy)
- {
- asection *s;
- Elf_Internal_Rela rela;
-
- /* This symbols needs a copy reloc. Set it up. */
-
- BFD_ASSERT (h->dynindx != -1
- && (h->root.type == bfd_link_hash_defined
- || h->root.type == bfd_link_hash_defweak));
-
- s = bfd_get_section_by_name (h->root.u.def.section->owner,
- ".rela.bss");
- BFD_ASSERT (s != NULL);
-
- rela.r_offset = (h->root.u.def.value
- + h->root.u.def.section->output_section->vma
- + h->root.u.def.section->output_offset);
- rela.r_info = ELF32_R_INFO (h->dynindx, R_M32R_COPY);
- rela.r_addend = 0;
- loc = s->contents;
- loc += s->reloc_count * sizeof (Elf32_External_Rela);
- bfd_elf32_swap_reloca_out (output_bfd, &rela, loc);
- ++s->reloc_count;
- }
-
- /* Mark some specially defined symbols as absolute. */
- if (strcmp (h->root.root.string, "_DYNAMIC") == 0
- || h == htab->root.hgot)
- sym->st_shndx = SHN_ABS;
-
- return TRUE;
-}
-
-
-/* Finish up the dynamic sections. */
-
-static bfd_boolean
-m32r_elf_finish_dynamic_sections (bfd *output_bfd,
- struct bfd_link_info *info)
-{
- struct elf_m32r_link_hash_table *htab;
- bfd *dynobj;
- asection *sdyn;
- asection *sgot;
-
-#ifdef DEBUG_PIC
- printf ("m32r_elf_finish_dynamic_sections()\n");
-#endif
-
- htab = m32r_elf_hash_table (info);
- dynobj = htab->root.dynobj;
-
- sgot = htab->sgotplt;
- sdyn = bfd_get_section_by_name (dynobj, ".dynamic");
-
- if (htab->root.dynamic_sections_created)
- {
- asection *splt;
- Elf32_External_Dyn *dyncon, *dynconend;
-
- BFD_ASSERT (sgot != NULL && sdyn != NULL);
-
- dyncon = (Elf32_External_Dyn *) sdyn->contents;
- dynconend = (Elf32_External_Dyn *) (sdyn->contents + sdyn->size);
-
- for (; dyncon < dynconend; dyncon++)
- {
- Elf_Internal_Dyn dyn;
- const char *name;
- asection *s;
-
- bfd_elf32_swap_dyn_in (dynobj, dyncon, &dyn);
-
- switch (dyn.d_tag)
- {
- default:
- break;
-
- case DT_PLTGOT:
- name = ".got";
- s = htab->sgot->output_section;
- goto get_vma;
- case DT_JMPREL:
- name = ".rela.plt";
- s = htab->srelplt->output_section;
- get_vma:
- BFD_ASSERT (s != NULL);
- dyn.d_un.d_ptr = s->vma;
- bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
- break;
-
- case DT_PLTRELSZ:
- s = htab->srelplt->output_section;
- BFD_ASSERT (s != NULL);
- dyn.d_un.d_val = s->size;
- bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
- break;
-
- case DT_RELASZ:
- /* My reading of the SVR4 ABI indicates that the
- procedure linkage table relocs (DT_JMPREL) should be
- included in the overall relocs (DT_RELA). This is
- what Solaris does. However, UnixWare can not handle
- that case. Therefore, we override the DT_RELASZ entry
- here to make it not include the JMPREL relocs. Since
- the linker script arranges for .rela.plt to follow all
- other relocation sections, we don't have to worry
- about changing the DT_RELA entry. */
- if (htab->srelplt != NULL)
- {
- s = htab->srelplt->output_section;
- dyn.d_un.d_val -= s->size;
- }
- bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
- break;
- }
- }
-
- /* Fill in the first entry in the procedure linkage table. */
- splt = htab->splt;
- if (splt && splt->size > 0)
- {
- if (info->shared)
- {
- bfd_put_32 (output_bfd, PLT0_PIC_ENTRY_WORD0, splt->contents);
- bfd_put_32 (output_bfd, PLT0_PIC_ENTRY_WORD1, splt->contents + 4);
- bfd_put_32 (output_bfd, PLT0_PIC_ENTRY_WORD2, splt->contents + 8);
- bfd_put_32 (output_bfd, PLT0_PIC_ENTRY_WORD3, splt->contents + 12);
- bfd_put_32 (output_bfd, PLT0_PIC_ENTRY_WORD4, splt->contents + 16);
- }
- else
- {
- unsigned long addr;
- /* addr = .got + 4 */
- addr = sgot->output_section->vma + sgot->output_offset + 4;
- bfd_put_32 (output_bfd,
- PLT0_ENTRY_WORD0 | ((addr >> 16) & 0xffff),
- splt->contents);
- bfd_put_32 (output_bfd,
- PLT0_ENTRY_WORD1 | (addr & 0xffff),
- splt->contents + 4);
- bfd_put_32 (output_bfd, PLT0_ENTRY_WORD2, splt->contents + 8);
- bfd_put_32 (output_bfd, PLT0_ENTRY_WORD3, splt->contents + 12);
- bfd_put_32 (output_bfd, PLT0_ENTRY_WORD4, splt->contents + 16);
- }
-
- elf_section_data (splt->output_section)->this_hdr.sh_entsize =
- PLT_ENTRY_SIZE;
- }
- }
-
- /* Fill in the first three entries in the global offset table. */
- if (sgot && sgot->size > 0)
- {
- if (sdyn == NULL)
- bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents);
- else
- bfd_put_32 (output_bfd,
- sdyn->output_section->vma + sdyn->output_offset,
- sgot->contents);
- bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents + 4);
- bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents + 8);
-
- elf_section_data (sgot->output_section)->this_hdr.sh_entsize = 4;
- }
-
- return TRUE;
-}
-
-
-/* Set the right machine number. */
-
-static bfd_boolean
-m32r_elf_object_p (bfd *abfd)
-{
- switch (elf_elfheader (abfd)->e_flags & EF_M32R_ARCH)
- {
- default:
- case E_M32R_ARCH: (void) bfd_default_set_arch_mach (abfd, bfd_arch_m32r, bfd_mach_m32r); break;
- case E_M32RX_ARCH: (void) bfd_default_set_arch_mach (abfd, bfd_arch_m32r, bfd_mach_m32rx); break;
- case E_M32R2_ARCH: (void) bfd_default_set_arch_mach (abfd, bfd_arch_m32r, bfd_mach_m32r2); break;
- }
- return TRUE;
-}
-
-/* Store the machine number in the flags field. */
-
-static void
-m32r_elf_final_write_processing (bfd *abfd,
- bfd_boolean linker ATTRIBUTE_UNUSED)
-{
- unsigned long val;
-
- switch (bfd_get_mach (abfd))
- {
- default:
- case bfd_mach_m32r: val = E_M32R_ARCH; break;
- case bfd_mach_m32rx: val = E_M32RX_ARCH; break;
- case bfd_mach_m32r2: val = E_M32R2_ARCH; break;
- }
-
- elf_elfheader (abfd)->e_flags &=~ EF_M32R_ARCH;
- elf_elfheader (abfd)->e_flags |= val;
-}
-
-/* Function to keep M32R specific file flags. */
-
-static bfd_boolean
-m32r_elf_set_private_flags (bfd *abfd, flagword flags)
-{
- BFD_ASSERT (!elf_flags_init (abfd)
- || elf_elfheader (abfd)->e_flags == flags);
-
- elf_elfheader (abfd)->e_flags = flags;
- 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
-m32r_elf_merge_private_bfd_data (bfd *ibfd, bfd *obfd)
-{
- flagword out_flags;
- flagword in_flags;
-
- if ( bfd_get_flavour (ibfd) != bfd_target_elf_flavour
- || bfd_get_flavour (obfd) != bfd_target_elf_flavour)
- return TRUE;
-
- in_flags = elf_elfheader (ibfd)->e_flags;
- out_flags = elf_elfheader (obfd)->e_flags;
-
- if (! elf_flags_init (obfd))
- {
- /* If the input is the default architecture then do not
- bother setting the flags for the output architecture,
- instead allow future merges to do this. If no future
- merges ever set these flags then they will retain their
- unitialised values, which surprise surprise, correspond
- to the default values. */
- if (bfd_get_arch_info (ibfd)->the_default)
- return TRUE;
-
- elf_flags_init (obfd) = TRUE;
- elf_elfheader (obfd)->e_flags = in_flags;
-
- if (bfd_get_arch (obfd) == bfd_get_arch (ibfd)
- && bfd_get_arch_info (obfd)->the_default)
- return bfd_set_arch_mach (obfd, bfd_get_arch (ibfd),
- bfd_get_mach (ibfd));
-
- return TRUE;
- }
-
- /* Check flag compatibility. */
- if (in_flags == out_flags)
- return TRUE;
-
- if ((in_flags & EF_M32R_ARCH) != (out_flags & EF_M32R_ARCH))
- {
- if ( ((in_flags & EF_M32R_ARCH) != E_M32R_ARCH)
- || ((out_flags & EF_M32R_ARCH) == E_M32R_ARCH)
- || ((in_flags & EF_M32R_ARCH) == E_M32R2_ARCH))
- {
- (*_bfd_error_handler)
- (_("%B: Instruction set mismatch with previous modules"), ibfd);
-
- bfd_set_error (bfd_error_bad_value);
- return FALSE;
- }
- }
-
- return TRUE;
-}
-
-/* Display the flags field. */
-
-static bfd_boolean
-m32r_elf_print_private_bfd_data (bfd *abfd, void * ptr)
-{
- FILE * file = (FILE *) ptr;
-
- BFD_ASSERT (abfd != NULL && ptr != NULL);
-
- _bfd_elf_print_private_bfd_data (abfd, ptr);
-
- fprintf (file, _("private flags = %lx"), elf_elfheader (abfd)->e_flags);
-
- switch (elf_elfheader (abfd)->e_flags & EF_M32R_ARCH)
- {
- default:
- case E_M32R_ARCH: fprintf (file, _(": m32r instructions")); break;
- case E_M32RX_ARCH: fprintf (file, _(": m32rx instructions")); break;
- case E_M32R2_ARCH: fprintf (file, _(": m32r2 instructions")); break;
- }
-
- fputc ('\n', file);
-
- return TRUE;
-}
-
-static asection *
-m32r_elf_gc_mark_hook (asection *sec,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
- Elf_Internal_Rela *rel,
- struct elf_link_hash_entry *h,
- Elf_Internal_Sym *sym)
-{
- if (h != NULL)
- {
- switch (ELF32_R_TYPE (rel->r_info))
- {
- case R_M32R_GNU_VTINHERIT:
- case R_M32R_GNU_VTENTRY:
- case R_M32R_RELA_GNU_VTINHERIT:
- case R_M32R_RELA_GNU_VTENTRY:
- break;
-
- default:
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
-
- return NULL;
-}
-
-static bfd_boolean
-m32r_elf_gc_sweep_hook (bfd *abfd ATTRIBUTE_UNUSED,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
- asection *sec ATTRIBUTE_UNUSED,
- const Elf_Internal_Rela *relocs ATTRIBUTE_UNUSED)
-{
- /* Update the got entry reference counts for the section being removed. */
- Elf_Internal_Shdr *symtab_hdr;
- struct elf_link_hash_entry **sym_hashes;
- bfd_signed_vma *local_got_refcounts;
- const Elf_Internal_Rela *rel, *relend;
-
- elf_section_data (sec)->local_dynrel = NULL;
-
- symtab_hdr = &elf_tdata (abfd)->symtab_hdr;
- sym_hashes = elf_sym_hashes (abfd);
- local_got_refcounts = elf_local_got_refcounts (abfd);
-
- relend = relocs + sec->reloc_count;
- for (rel = relocs; rel < relend; rel++)
- {
- unsigned long r_symndx;
- struct elf_link_hash_entry *h = NULL;
-
- r_symndx = ELF32_R_SYM (rel->r_info);
- if (r_symndx >= symtab_hdr->sh_info)
- {
- h = sym_hashes[r_symndx - symtab_hdr->sh_info];
- 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;
- }
-
- switch (ELF32_R_TYPE (rel->r_info))
- {
- case R_M32R_GOT16_HI_ULO:
- case R_M32R_GOT16_HI_SLO:
- case R_M32R_GOT16_LO:
- case R_M32R_GOTOFF:
- case R_M32R_GOTOFF_HI_ULO:
- case R_M32R_GOTOFF_HI_SLO:
- case R_M32R_GOTOFF_LO:
- case R_M32R_GOT24:
- case R_M32R_GOTPC_HI_ULO:
- case R_M32R_GOTPC_HI_SLO:
- case R_M32R_GOTPC_LO:
- case R_M32R_GOTPC24:
- if (h != NULL)
- {
- if (h->got.refcount > 0)
- h->got.refcount--;
- }
- else
- {
- if (local_got_refcounts && local_got_refcounts[r_symndx] > 0)
- local_got_refcounts[r_symndx]--;
- }
- break;
-
- case R_M32R_16_RELA:
- case R_M32R_24_RELA:
- case R_M32R_32_RELA:
- case R_M32R_REL32:
- case R_M32R_HI16_ULO_RELA:
- case R_M32R_HI16_SLO_RELA:
- case R_M32R_LO16_RELA:
- case R_M32R_SDA16_RELA:
- case R_M32R_10_PCREL_RELA:
- case R_M32R_18_PCREL_RELA:
- case R_M32R_26_PCREL_RELA:
- if (h != NULL)
- {
- struct elf_m32r_link_hash_entry *eh;
- struct elf_m32r_dyn_relocs **pp;
- struct elf_m32r_dyn_relocs *p;
-
- if (!info->shared && h->plt.refcount > 0)
- h->plt.refcount -= 1;
-
- eh = (struct elf_m32r_link_hash_entry *) h;
-
- for (pp = &eh->dyn_relocs; (p = *pp) != NULL; pp = &p->next)
- if (p->sec == sec)
- {
- if ( ELF32_R_TYPE (rel->r_info) == R_M32R_26_PCREL_RELA
- || ELF32_R_TYPE (rel->r_info) == R_M32R_18_PCREL_RELA
- || ELF32_R_TYPE (rel->r_info) == R_M32R_10_PCREL_RELA
- || ELF32_R_TYPE (rel->r_info) == R_M32R_REL32)
- p->pc_count -= 1;
- p->count -= 1;
- if (p->count == 0)
- *pp = p->next;
- break;
- }
- }
- break;
-
- case R_M32R_26_PLTREL:
- if (h != NULL)
- {
- if (h->plt.refcount > 0)
- h->plt.refcount--;
- }
- break;
-
- default:
- 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
-m32r_elf_check_relocs (bfd *abfd,
- struct bfd_link_info *info,
- asection *sec,
- const Elf_Internal_Rela *relocs)
-{
- Elf_Internal_Shdr *symtab_hdr;
- struct elf_link_hash_entry **sym_hashes, **sym_hashes_end;
- const Elf_Internal_Rela *rel;
- const Elf_Internal_Rela *rel_end;
- struct elf_m32r_link_hash_table *htab;
- bfd *dynobj;
- bfd_vma *local_got_offsets;
- asection *sgot, *srelgot, *sreloc;
-
- if (info->relocatable)
- return TRUE;
-
- sgot = srelgot = sreloc = NULL;
-
- symtab_hdr = &elf_tdata (abfd)->symtab_hdr;
- sym_hashes = elf_sym_hashes (abfd);
- sym_hashes_end = sym_hashes + symtab_hdr->sh_size/sizeof (Elf32_External_Sym);
- if (!elf_bad_symtab (abfd))
- sym_hashes_end -= symtab_hdr->sh_info;
-
- htab = m32r_elf_hash_table (info);
- dynobj = htab->root.dynobj;
- local_got_offsets = elf_local_got_offsets (abfd);
-
- rel_end = relocs + sec->reloc_count;
- for (rel = relocs; rel < rel_end; rel++)
- {
- int r_type;
- struct elf_link_hash_entry *h;
- unsigned long r_symndx;
-
- r_symndx = ELF32_R_SYM (rel->r_info);
- r_type = ELF32_R_TYPE (rel->r_info);
- if (r_symndx < symtab_hdr->sh_info)
- h = NULL;
- else
- {
- h = sym_hashes[r_symndx - symtab_hdr->sh_info];
- 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;
- }
-
- /* Some relocs require a global offset table. */
- if (htab->sgot == NULL)
- {
- switch (r_type)
- {
- case R_M32R_GOT16_HI_ULO:
- case R_M32R_GOT16_HI_SLO:
- case R_M32R_GOTOFF:
- case R_M32R_GOTOFF_HI_ULO:
- case R_M32R_GOTOFF_HI_SLO:
- case R_M32R_GOTOFF_LO:
- case R_M32R_GOT16_LO:
- case R_M32R_GOTPC24:
- case R_M32R_GOTPC_HI_ULO:
- case R_M32R_GOTPC_HI_SLO:
- case R_M32R_GOTPC_LO:
- case R_M32R_GOT24:
- if (dynobj == NULL)
- htab->root.dynobj = dynobj = abfd;
- if (! create_got_section (dynobj, info))
- return FALSE;
- break;
-
- default:
- break;
- }
- }
-
- switch (r_type)
- {
- case R_M32R_GOT16_HI_ULO:
- case R_M32R_GOT16_HI_SLO:
- case R_M32R_GOT16_LO:
- case R_M32R_GOT24:
-
- if (h != NULL)
- h->got.refcount += 1;
- else
- {
- bfd_signed_vma *local_got_refcounts;
-
- /* This is a global offset table entry for a local
- symbol. */
- local_got_refcounts = elf_local_got_refcounts (abfd);
- if (local_got_refcounts == NULL)
- {
- bfd_size_type size;
-
- size = symtab_hdr->sh_info;
- size *= sizeof (bfd_signed_vma);
- local_got_refcounts = bfd_zalloc (abfd, size);
- if (local_got_refcounts == NULL)
- return FALSE;
- elf_local_got_refcounts (abfd) = local_got_refcounts;
- }
- local_got_refcounts[r_symndx] += 1;
- }
- break;
-
- case R_M32R_26_PLTREL:
- /* This symbol requires a procedure linkage table entry. We
- actually build the entry in adjust_dynamic_symbol,
- because this might be a case of linking PIC code without
- linking in any dynamic objects, in which case we don't
- need to generate a procedure linkage table after all. */
-
- /* If this is a local symbol, we resolve it directly without
- creating a procedure linkage table entry. */
- if (h == NULL)
- continue;
-
- if (h->forced_local)
- break;
-
- h->needs_plt = 1;
- h->plt.refcount += 1;
- break;
-
- case R_M32R_16_RELA:
- case R_M32R_24_RELA:
- case R_M32R_32_RELA:
- case R_M32R_REL32:
- case R_M32R_HI16_ULO_RELA:
- case R_M32R_HI16_SLO_RELA:
- case R_M32R_LO16_RELA:
- case R_M32R_SDA16_RELA:
- case R_M32R_10_PCREL_RELA:
- case R_M32R_18_PCREL_RELA:
- case R_M32R_26_PCREL_RELA:
-
- if (h != NULL && !info->shared)
- {
- h->non_got_ref = 1;
- h->plt.refcount += 1;
- }
-
- /* If we are creating a shared library, and this is a reloc
- against a global symbol, or a non PC relative reloc
- against a local symbol, then we need to copy the reloc
- into the shared library. However, if we are linking with
- -Bsymbolic, we do not need to copy a reloc against a
- global symbol which is defined in an object we are
- including in the link (i.e., DEF_REGULAR is set). At
- this point we have not seen all the input files, so it is
- possible that DEF_REGULAR is not set now but will be set
- later (it is never cleared). We account for that
- possibility below by storing information in the
- dyn_relocs field of the hash table entry. A similar
- situation occurs when creating shared libraries and symbol
- visibility changes render the symbol local.
-
- If on the other hand, we are creating an executable, we
- may need to keep relocations for symbols satisfied by a
- dynamic library if we manage to avoid copy relocs for the
- symbol. */
- if ((info->shared
- && (sec->flags & SEC_ALLOC) != 0
- && (( r_type != R_M32R_26_PCREL_RELA
- && r_type != R_M32R_18_PCREL_RELA
- && r_type != R_M32R_10_PCREL_RELA
- && r_type != R_M32R_REL32)
- || (h != NULL
- && (! info->symbolic
- || h->root.type == bfd_link_hash_defweak
- || !h->def_regular))))
- || (!info->shared
- && (sec->flags & SEC_ALLOC) != 0
- && h != NULL
- && (h->root.type == bfd_link_hash_defweak
- || !h->def_regular)))
- {
- struct elf_m32r_dyn_relocs *p;
- struct elf_m32r_dyn_relocs **head;
-
- if (dynobj == NULL)
- htab->root.dynobj = dynobj = abfd;
-
- /* When creating a shared object, we must copy these
- relocs into the output file. We create a reloc
- section in dynobj and make room for the reloc. */
- if (sreloc == NULL)
- {
- const char *name;
-
- name = (bfd_elf_string_from_elf_section
- (abfd,
- elf_elfheader (abfd)->e_shstrndx,
- elf_section_data (sec)->rel_hdr.sh_name));
- if (name == NULL)
- return FALSE;
-
- BFD_ASSERT (strncmp (name, ".rela", 5) == 0
- && strcmp (bfd_get_section_name (abfd, sec),
- name + 5) == 0);
-
- sreloc = bfd_get_section_by_name (dynobj, name);
- if (sreloc == NULL)
- {
- flagword flags;
-
- flags = (SEC_HAS_CONTENTS | SEC_READONLY
- | SEC_IN_MEMORY | SEC_LINKER_CREATED);
- if ((sec->flags & SEC_ALLOC) != 0)
- flags |= SEC_ALLOC | SEC_LOAD;
- sreloc = bfd_make_section_with_flags (dynobj,
- name,
- flags);
- if (sreloc == NULL
- || ! bfd_set_section_alignment (dynobj, sreloc, 2))
- return FALSE;
- }
- elf_section_data (sec)->sreloc = sreloc;
- }
-
- /* If this is a global symbol, we count the number of
- relocations we need for this symbol. */
- if (h != NULL)
- head = &((struct elf_m32r_link_hash_entry *) h)->dyn_relocs;
- else
- {
- asection *s;
- void *vpp;
-
- /* Track dynamic relocs needed for local syms too. */
- s = bfd_section_from_r_symndx (abfd, &htab->sym_sec,
- sec, r_symndx);
- if (s == NULL)
- return FALSE;
-
- vpp = &elf_section_data (s)->local_dynrel;
- head = (struct elf_m32r_dyn_relocs **) vpp;
- }
-
- p = *head;
- if (p == NULL || p->sec != sec)
- {
- bfd_size_type amt = sizeof (*p);
-
- p = bfd_alloc (dynobj, amt);
- if (p == NULL)
- return FALSE;
- p->next = *head;
- *head = p;
- p->sec = sec;
- p->count = 0;
- p->pc_count = 0;
- }
-
- p->count += 1;
- if ( ELF32_R_TYPE (rel->r_info) == R_M32R_26_PCREL_RELA
- || ELF32_R_TYPE (rel->r_info) == R_M32R_18_PCREL_RELA
- || ELF32_R_TYPE (rel->r_info) == R_M32R_10_PCREL_RELA
- || ELF32_R_TYPE (rel->r_info) == R_M32R_REL32)
- p->pc_count += 1;
- }
- break;
-
- /* This relocation describes the C++ object vtable hierarchy.
- Reconstruct it for later use during GC. */
- case R_M32R_RELA_GNU_VTINHERIT:
- case R_M32R_GNU_VTINHERIT:
- if (!bfd_elf_gc_record_vtinherit (abfd, sec, h, rel->r_offset))
- return FALSE;
- break;
-
- /* This relocation describes which C++ vtable entries are actually
- used. Record for later use during GC. */
- case R_M32R_GNU_VTENTRY:
- if (!bfd_elf_gc_record_vtentry (abfd, sec, h, rel->r_offset))
- return FALSE;
- break;
- case R_M32R_RELA_GNU_VTENTRY:
- if (!bfd_elf_gc_record_vtentry (abfd, sec, h, rel->r_addend))
- return FALSE;
- break;
- }
- }
-
- return TRUE;
-}
-
-static const struct bfd_elf_special_section m32r_elf_special_sections[] =
-{
- { ".sbss", 5, -2, SHT_NOBITS, SHF_ALLOC + SHF_WRITE },
- { ".sdata", 6, -2, SHT_PROGBITS, SHF_ALLOC + SHF_WRITE },
- { NULL, 0, 0, 0, 0 }
-};
-
-static bfd_boolean
-m32r_elf_fake_sections (bfd *abfd,
- Elf_Internal_Shdr *hdr ATTRIBUTE_UNUSED,
- asection *sec)
-{
- const char *name;
-
- name = bfd_get_section_name (abfd, sec);
-
- /* The generic elf_fake_sections will set up REL_HDR using the
- default kind of relocations. But, we may actually need both
- kinds of relocations, so we set up the second header here.
-
- This is not necessary for the O32 ABI since that only uses Elf32_Rel
- relocations (cf. System V ABI, MIPS RISC Processor Supplement,
- 3rd Edition, p. 4-17). It breaks the IRIX 5/6 32-bit ld, since one
- of the resulting empty .rela.<section> sections starts with
- sh_offset == object size, and ld doesn't allow that. While the check
- is arguably bogus for empty or SHT_NOBITS sections, it can easily be
- avoided by not emitting those useless sections in the first place. */
- if ((sec->flags & SEC_RELOC) != 0)
- {
- struct bfd_elf_section_data *esd;
- bfd_size_type amt = sizeof (Elf_Internal_Shdr);
-
- esd = elf_section_data (sec);
- BFD_ASSERT (esd->rel_hdr2 == NULL);
- esd->rel_hdr2 = bfd_zalloc (abfd, amt);
- if (!esd->rel_hdr2)
- return FALSE;
- _bfd_elf_init_reloc_shdr (abfd, esd->rel_hdr2, sec,
- !sec->use_rela_p);
- }
-
- return TRUE;
-}
-
-static enum elf_reloc_type_class
-m32r_elf_reloc_type_class (const Elf_Internal_Rela *rela)
-{
- switch ((int) ELF32_R_TYPE (rela->r_info))
- {
- case R_M32R_RELATIVE: return reloc_class_relative;
- case R_M32R_JMP_SLOT: return reloc_class_plt;
- case R_M32R_COPY: return reloc_class_copy;
- default: return reloc_class_normal;
- }
-}
-
-#define ELF_ARCH bfd_arch_m32r
-#define ELF_MACHINE_CODE EM_M32R
-#define ELF_MACHINE_ALT1 EM_CYGNUS_M32R
-#define ELF_MAXPAGESIZE 0x1 /* Explicitly requested by Mitsubishi. */
-
-#define TARGET_BIG_SYM bfd_elf32_m32r_vec
-#define TARGET_BIG_NAME "elf32-m32r"
-#define TARGET_LITTLE_SYM bfd_elf32_m32rle_vec
-#define TARGET_LITTLE_NAME "elf32-m32rle"
-
-#define elf_info_to_howto m32r_info_to_howto
-#define elf_info_to_howto_rel m32r_info_to_howto_rel
-#define elf_backend_section_from_bfd_section _bfd_m32r_elf_section_from_bfd_section
-#define elf_backend_symbol_processing _bfd_m32r_elf_symbol_processing
-#define elf_backend_add_symbol_hook m32r_elf_add_symbol_hook
-#define elf_backend_relocate_section m32r_elf_relocate_section
-#define elf_backend_gc_mark_hook m32r_elf_gc_mark_hook
-#define elf_backend_gc_sweep_hook m32r_elf_gc_sweep_hook
-#define elf_backend_check_relocs m32r_elf_check_relocs
-
-#define elf_backend_create_dynamic_sections m32r_elf_create_dynamic_sections
-#define bfd_elf32_bfd_link_hash_table_create m32r_elf_link_hash_table_create
-#define elf_backend_size_dynamic_sections m32r_elf_size_dynamic_sections
-#define elf_backend_finish_dynamic_sections m32r_elf_finish_dynamic_sections
-#define elf_backend_adjust_dynamic_symbol m32r_elf_adjust_dynamic_symbol
-#define elf_backend_finish_dynamic_symbol m32r_elf_finish_dynamic_symbol
-#define elf_backend_reloc_type_class m32r_elf_reloc_type_class
-#define elf_backend_copy_indirect_symbol m32r_elf_copy_indirect_symbol
-
-#define elf_backend_can_gc_sections 1
-/*#if !USE_REL
-#define elf_backend_rela_normal 1
-#endif*/
-#define elf_backend_can_refcount 1
-#define elf_backend_want_got_plt 1
-#define elf_backend_plt_readonly 1
-#define elf_backend_want_plt_sym 0
-#define elf_backend_got_header_size 12
-
-#define elf_backend_may_use_rel_p 1
-#ifdef USE_M32R_OLD_RELOC
-#define elf_backend_default_use_rela_p 0
-#define elf_backend_may_use_rela_p 0
-#else
-#define elf_backend_default_use_rela_p 1
-#define elf_backend_may_use_rela_p 1
-#define elf_backend_fake_sections m32r_elf_fake_sections
-#endif
-
-#define elf_backend_object_p m32r_elf_object_p
-#define elf_backend_final_write_processing m32r_elf_final_write_processing
-#define bfd_elf32_bfd_merge_private_bfd_data m32r_elf_merge_private_bfd_data
-#define bfd_elf32_bfd_set_private_flags m32r_elf_set_private_flags
-#define bfd_elf32_bfd_print_private_bfd_data m32r_elf_print_private_bfd_data
-#define elf_backend_special_sections m32r_elf_special_sections
-
-#include "elf32-target.h"
-
-#undef ELF_MAXPAGESIZE
-#define ELF_MAXPAGESIZE 0x1000
-
-#undef TARGET_BIG_SYM
-#define TARGET_BIG_SYM bfd_elf32_m32rlin_vec
-#undef TARGET_BIG_NAME
-#define TARGET_BIG_NAME "elf32-m32r-linux"
-#undef TARGET_LITTLE_SYM
-#define TARGET_LITTLE_SYM bfd_elf32_m32rlelin_vec
-#undef TARGET_LITTLE_NAME
-#define TARGET_LITTLE_NAME "elf32-m32rle-linux"
-#undef elf32_bed
-#define elf32_bed elf32_m32r_lin_bed
-
-#include "elf32-target.h"
-