diff options
Diffstat (limited to 'binutils-2.17/bfd/pe-mips.c')
| -rw-r--r-- | binutils-2.17/bfd/pe-mips.c | 903 |
1 files changed, 0 insertions, 903 deletions
diff --git a/binutils-2.17/bfd/pe-mips.c b/binutils-2.17/bfd/pe-mips.c deleted file mode 100644 index 03d6beca..00000000 --- a/binutils-2.17/bfd/pe-mips.c +++ /dev/null @@ -1,903 +0,0 @@ -/* BFD back-end for MIPS PE COFF files. - Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, - 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc. - Modified from coff-i386.c by DJ Delorie, dj@cygnus.com - - 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. */ - -#define COFF_WITH_PE -#define COFF_LONG_SECTION_NAMES -#define PCRELOFFSET TRUE - -#include "bfd.h" -#include "sysdep.h" -#include "libbfd.h" -#include "coff/mipspe.h" -#include "coff/internal.h" -#include "coff/pe.h" -#include "libcoff.h" - -#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER 2 -/* The page size is a guess based on ELF. */ - -#define COFF_PAGE_SIZE 0x1000 - -/* For some reason when using mips COFF the value stored in the .text - section for a reference to a common symbol is the value itself plus - any desired offset. Ian Taylor, Cygnus Support. */ - -/* If we are producing relocatable output, we need to do some - adjustments to the object file that are not done by the - bfd_perform_relocation function. This function is called by every - reloc type to make any required adjustments. */ - -static bfd_reloc_status_type -coff_mips_reloc (bfd *abfd, - arelent *reloc_entry, - asymbol *symbol, - void * data, - asection *input_section ATTRIBUTE_UNUSED, - bfd *output_bfd, - char **error_message ATTRIBUTE_UNUSED) -{ - symvalue diff; - - if (output_bfd == NULL) - return bfd_reloc_continue; - - if (bfd_is_com_section (symbol->section)) - { -#ifndef COFF_WITH_PE - /* We are relocating a common symbol. The current value in the - object file is ORIG + OFFSET, where ORIG is the value of the - common symbol as seen by the object file when it was compiled - (this may be zero if the symbol was undefined) and OFFSET is - the offset into the common symbol (normally zero, but may be - non-zero when referring to a field in a common structure). - ORIG is the negative of reloc_entry->addend, which is set by - the CALC_ADDEND macro below. We want to replace the value in - the object file with NEW + OFFSET, where NEW is the value of - the common symbol which we are going to put in the final - object file. NEW is symbol->value. */ - diff = symbol->value + reloc_entry->addend; -#else - /* In PE mode, we do not offset the common symbol. */ - diff = reloc_entry->addend; -#endif - } - else - /* For some reason bfd_perform_relocation always effectively - ignores the addend for a COFF target when producing - relocatable output. This seems to be always wrong for 386 - COFF, so we handle the addend here instead. */ - diff = reloc_entry->addend; - -#define DOIT(x) \ - x = ((x & ~howto->dst_mask) | (((x & howto->src_mask) + (diff >> howto->rightshift)) & howto->dst_mask)) - - if (diff != 0) - { - reloc_howto_type *howto = reloc_entry->howto; - unsigned char *addr = (unsigned char *) data + reloc_entry->address; - - switch (howto->size) - { - case 0: - { - char x = bfd_get_8 (abfd, addr); - - DOIT (x); - bfd_put_8 (abfd, x, addr); - } - break; - - case 1: - { - short x = bfd_get_16 (abfd, addr); - - DOIT (x); - bfd_put_16 (abfd, (bfd_vma) x, addr); - } - break; - - case 2: - { - long x = bfd_get_32 (abfd, addr); - - DOIT (x); - bfd_put_32 (abfd, (bfd_vma) x, addr); - } - break; - - default: - abort (); - } - } - - /* Now let bfd_perform_relocation finish everything up. */ - return bfd_reloc_continue; -} - -#ifdef COFF_WITH_PE -/* Return TRUE if this relocation should - appear in the output .reloc section. */ - -static bfd_boolean -in_reloc_p (bfd * abfd ATTRIBUTE_UNUSED, reloc_howto_type *howto) -{ - return ! howto->pc_relative && howto->type != MIPS_R_RVA; -} -#endif - -#ifndef PCRELOFFSET -#define PCRELOFFSET FALSE -#endif - -static reloc_howto_type howto_table[] = -{ - /* Reloc type 0 is ignored. The reloc reading code ensures that - this is a reference to the .abs section, which will cause - bfd_perform_relocation to do nothing. */ - HOWTO (MIPS_R_ABSOLUTE, /* Type. */ - 0, /* Rightshift. */ - 0, /* Size (0 = byte, 1 = short, 2 = long). */ - 8, /* Bitsize. */ - FALSE, /* PC_relative. */ - 0, /* Bitpos. */ - complain_overflow_dont, /* Complain_on_overflow. */ - 0, /* Special_function. */ - "IGNORE", /* Name. */ - FALSE, /* Partial_inplace. */ - 0, /* Src_mask. */ - 0, /* Dst_mask. */ - FALSE), /* Pcrel_offset. */ - - /* A 16 bit reference to a symbol, normally from a data section. */ - HOWTO (MIPS_R_REFHALF, /* Type. */ - 0, /* Rightshift. */ - 1, /* Size (0 = byte, 1 = short, 2 = long). */ - 16, /* Bitsize. */ - FALSE, /* PC_relative. */ - 0, /* Bitpos. */ - complain_overflow_bitfield, /* Complain_on_overflow. */ - coff_mips_reloc, /* Special_function. */ - "REFHALF", /* Name. */ - TRUE, /* Partial_inplace. */ - 0xffff, /* Src_mask. */ - 0xffff, /* Dst_mask. */ - FALSE), /* Pcrel_offset. */ - - /* A 32 bit reference to a symbol, normally from a data section. */ - HOWTO (MIPS_R_REFWORD, /* Type. */ - 0, /* Rightshift. */ - 2, /* Size (0 = byte, 1 = short, 2 = long). */ - 32, /* Bitsize. */ - FALSE, /* PC_relative. */ - 0, /* Bitpos. */ - complain_overflow_bitfield, /* Complain_on_overflow. */ - coff_mips_reloc, /* Special_function. */ - "REFWORD", /* Name. */ - TRUE, /* Partial_inplace. */ - 0xffffffff, /* Src_mask. */ - 0xffffffff, /* Dst_mask. */ - FALSE), /* Pcrel_offset. */ - - /* A 26 bit absolute jump address. */ - HOWTO (MIPS_R_JMPADDR, /* Type. */ - 2, /* Rightshift. */ - 2, /* Size (0 = byte, 1 = short, 2 = long). */ - 26, /* Bitsize. */ - FALSE, /* PC_relative. */ - 0, /* Bitpos. */ - complain_overflow_dont, /* Complain_on_overflow. */ - /* This needs complex overflow - detection, because the upper four - bits must match the PC. */ - coff_mips_reloc, /* Special_function. */ - "JMPADDR", /* Name. */ - TRUE, /* Partial_inplace. */ - 0x3ffffff, /* Src_mask. */ - 0x3ffffff, /* Dst_mask. */ - FALSE), /* Pcrel_offset. */ - - /* The high 16 bits of a symbol value. Handled by the function - mips_refhi_reloc. */ - HOWTO (MIPS_R_REFHI, /* Type. */ - 16, /* Rightshift. */ - 2, /* Size (0 = byte, 1 = short, 2 = long). */ - 16, /* Bitsize. */ - FALSE, /* PC_relative. */ - 0, /* Bitpos. */ - complain_overflow_bitfield, /* Complain_on_overflow. */ - coff_mips_reloc, /* Special_function. */ - "REFHI", /* Name. */ - TRUE, /* Partial_inplace. */ - 0xffff, /* Src_mask. */ - 0xffff, /* Dst_mask. */ - FALSE), /* Pcrel_offset. */ - - /* The low 16 bits of a symbol value. */ - HOWTO (MIPS_R_REFLO, /* Type. */ - 0, /* Rightshift. */ - 2, /* Size (0 = byte, 1 = short, 2 = long). */ - 16, /* Bitsize. */ - FALSE, /* PC_relative. */ - 0, /* Bitpos. */ - complain_overflow_dont, /* Complain_on_overflow. */ - coff_mips_reloc, /* Special_function. */ - "REFLO", /* Name. */ - TRUE, /* Partial_inplace. */ - 0xffff, /* Src_mask. */ - 0xffff, /* Dst_mask. */ - FALSE), /* Pcrel_offset. */ - - /* A reference to an offset from the gp register. Handled by the - function mips_gprel_reloc. */ - HOWTO (MIPS_R_GPREL, /* Type. */ - 0, /* Rightshift. */ - 2, /* Size (0 = byte, 1 = short, 2 = long). */ - 16, /* Bitsize. */ - FALSE, /* PC_relative. */ - 0, /* Bitpos. */ - complain_overflow_signed, /* Complain_on_overflow. */ - coff_mips_reloc, /* Special_function. */ - "GPREL", /* Name. */ - TRUE, /* Partial_inplace. */ - 0xffff, /* Src_mask. */ - 0xffff, /* Dst_mask. */ - FALSE), /* Pcrel_offset. */ - - /* A reference to a literal using an offset from the gp register. - Handled by the function mips_gprel_reloc. */ - HOWTO (MIPS_R_LITERAL, /* Type. */ - 0, /* Rightshift. */ - 2, /* Size (0 = byte, 1 = short, 2 = long). */ - 16, /* Bitsize. */ - FALSE, /* PC_relative. */ - 0, /* Bitpos. */ - complain_overflow_signed, /* Complain_on_overflow. */ - coff_mips_reloc, /* Special_function. */ - "LITERAL", /* Name. */ - TRUE, /* Partial_inplace. */ - 0xffff, /* Src_mask. */ - 0xffff, /* Dst_mask. */ - FALSE), /* Pcrel_offset. */ - - EMPTY_HOWTO (8), - EMPTY_HOWTO (9), - EMPTY_HOWTO (10), - EMPTY_HOWTO (11), - EMPTY_HOWTO (12), - 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), - EMPTY_HOWTO (33), - HOWTO (MIPS_R_RVA, /* Type. */ - 0, /* Rightshift. */ - 2, /* Size (0 = byte, 1 = short, 2 = long). */ - 32, /* Bitsize. */ - FALSE, /* PC_relative. */ - 0, /* Bitpos. */ - complain_overflow_bitfield, /* Complain_on_overflow. */ - coff_mips_reloc, /* Special_function. */ - "rva32", /* Name. */ - TRUE, /* Partial_inplace. */ - 0xffffffff, /* Src_mask. */ - 0xffffffff, /* Dst_mask. */ - FALSE), /* Pcrel_offset. */ - EMPTY_HOWTO (35), - EMPTY_HOWTO (36), - HOWTO (MIPS_R_PAIR, /* Type. */ - 0, /* Rightshift. */ - 2, /* Size (0 = byte, 1 = short, 2 = long). */ - 32, /* Bitsize. */ - FALSE, /* PC_relative. */ - 0, /* Bitpos. */ - complain_overflow_bitfield, /* Complain_on_overflow. */ - coff_mips_reloc, /* Special_function. */ - "PAIR", /* Name. */ - TRUE, /* Partial_inplace. */ - 0xffffffff, /* Src_mask. */ - 0xffffffff, /* Dst_mask. */ - FALSE), /* Pcrel_offset. */ -}; - -/* Turn a howto into a reloc nunmber. */ - -#define SELECT_RELOC(x, howto) { x.r_type = howto->type; } -#define BADMAG(x) MIPSBADMAG (x) - -/* Customize coffcode.h. */ -#define MIPS 1 - -#define RTYPE2HOWTO(cache_ptr, dst) \ - (cache_ptr)->howto = howto_table + (dst)->r_type; - -/* Compute the addend of a reloc. If the reloc is to a common symbol, - the object file contains the value of the common symbol. By the - time this is called, the linker may be using a different symbol - from a different object file with a different value. Therefore, we - hack wildly to locate the original symbol from this file so that we - can make the correct adjustment. This macro sets coffsym to the - symbol from the original file, and uses it to set the addend value - correctly. If this is not a common symbol, the usual addend - calculation is done, except that an additional tweak is needed for - PC relative relocs. - FIXME: This macro refers to symbols and asect; these are from the - calling function, not the macro arguments. */ - -#define CALC_ADDEND(abfd, ptr, reloc, cache_ptr) \ - { \ - coff_symbol_type *coffsym = NULL; \ - if (ptr && bfd_asymbol_bfd (ptr) != abfd) \ - coffsym = (obj_symbols (abfd) \ - + (cache_ptr->sym_ptr_ptr - symbols)); \ - else if (ptr) \ - coffsym = coff_symbol_from (abfd, ptr); \ - if (coffsym != NULL \ - && coffsym->native->u.syment.n_scnum == 0) \ - cache_ptr->addend = - coffsym->native->u.syment.n_value; \ - else if (ptr && bfd_asymbol_bfd (ptr) == abfd \ - && ptr->section != NULL) \ - cache_ptr->addend = - (ptr->section->vma + ptr->value); \ - else \ - cache_ptr->addend = 0; \ - if (ptr && howto_table[reloc.r_type].pc_relative) \ - cache_ptr->addend += asect->vma; \ - } - -/* Convert an rtype to howto for the COFF backend linker. */ - -static reloc_howto_type * -coff_mips_rtype_to_howto (bfd *abfd ATTRIBUTE_UNUSED, - asection *sec, - struct internal_reloc *rel, - struct coff_link_hash_entry *h, - struct internal_syment *sym, - bfd_vma *addendp) -{ - - reloc_howto_type *howto; - - howto = howto_table + rel->r_type; - -#ifdef COFF_WITH_PE - *addendp = 0; -#endif - - if (howto->pc_relative) - *addendp += sec->vma; - - if (sym != NULL && sym->n_scnum == 0 && sym->n_value != 0) - { - /* This is a common symbol. The section contents include the - size (sym->n_value) as an addend. The relocate_section - function will be adding in the final value of the symbol. We - need to subtract out the current size in order to get the - correct result. */ - - BFD_ASSERT (h != NULL); - -#ifndef COFF_WITH_PE - /* I think we *do* want to bypass this. If we don't, I have - seen some data parameters get the wrong relocation address. - If I link two versions with and without this section bypassed - and then do a binary comparison, the addresses which are - different can be looked up in the map. The case in which - this section has been bypassed has addresses which correspond - to values I can find in the map. */ - *addendp -= sym->n_value; -#endif - } - -#ifndef COFF_WITH_PE - /* If the output symbol is common (in which case this must be a - relocatable link), we need to add in the final size of the - common symbol. */ - if (h != NULL && h->root.type == bfd_link_hash_common) - *addendp += h->root.u.c.size; -#endif - -#ifdef COFF_WITH_PE - if (howto->pc_relative) - { - *addendp -= 4; - - /* If the symbol is defined, then the generic code is going to - add back the symbol value in order to cancel out an - adjustment it made to the addend. However, we set the addend - to 0 at the start of this function. We need to adjust here, - to avoid the adjustment the generic code will make. FIXME: - This is getting a bit hackish. */ - if (sym != NULL && sym->n_scnum != 0) - *addendp -= sym->n_value; - } - - if (rel->r_type == MIPS_R_RVA) - *addendp -= pe_data (sec->output_section->owner)->pe_opthdr.ImageBase; -#endif - - return howto; -} - -#define coff_rtype_to_howto coff_mips_rtype_to_howto -#define coff_bfd_reloc_type_lookup coff_mips_reloc_type_lookup - -/* Get the howto structure for a generic reloc type. */ - -static reloc_howto_type * -coff_mips_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED, - bfd_reloc_code_real_type code) -{ - int mips_type; - - switch (code) - { - case BFD_RELOC_16: - mips_type = MIPS_R_REFHALF; - break; - case BFD_RELOC_32: - case BFD_RELOC_CTOR: - mips_type = MIPS_R_REFWORD; - break; - case BFD_RELOC_MIPS_JMP: - mips_type = MIPS_R_JMPADDR; - break; - case BFD_RELOC_HI16_S: - mips_type = MIPS_R_REFHI; - break; - case BFD_RELOC_LO16: - mips_type = MIPS_R_REFLO; - break; - case BFD_RELOC_GPREL16: - mips_type = MIPS_R_GPREL; - break; - case BFD_RELOC_MIPS_LITERAL: - mips_type = MIPS_R_LITERAL; - break; - case BFD_RELOC_RVA: - mips_type = MIPS_R_RVA; - break; - default: - return NULL; - } - - return & howto_table [mips_type]; -} - -static void -mips_swap_reloc_in (bfd * abfd, void * src, void * dst) -{ - static struct internal_reloc pair_prev; - RELOC *reloc_src = (RELOC *) src; - struct internal_reloc *reloc_dst = (struct internal_reloc *) dst; - - reloc_dst->r_vaddr = H_GET_32 (abfd, reloc_src->r_vaddr); - reloc_dst->r_symndx = H_GET_S32 (abfd, reloc_src->r_symndx); - reloc_dst->r_type = H_GET_16 (abfd, reloc_src->r_type); - reloc_dst->r_size = 0; - reloc_dst->r_extern = 0; - reloc_dst->r_offset = 0; - - switch (reloc_dst->r_type) - { - case MIPS_R_REFHI: - pair_prev = *reloc_dst; - break; - case MIPS_R_PAIR: - reloc_dst->r_offset = reloc_dst->r_symndx; - if (reloc_dst->r_offset & 0x8000) - reloc_dst->r_offset -= 0x10000; - reloc_dst->r_symndx = pair_prev.r_symndx; - break; - } -} - -static unsigned int -mips_swap_reloc_out (bfd * abfd, void * src, void * dst) -{ - static int prev_offset = 1; - static bfd_vma prev_addr = 0; - struct internal_reloc *reloc_src = (struct internal_reloc *)src; - struct external_reloc *reloc_dst = (struct external_reloc *)dst; - - switch (reloc_src->r_type) - { - case MIPS_R_REFHI: - prev_addr = reloc_src->r_vaddr; - prev_offset = reloc_src->r_offset; - break; - case MIPS_R_REFLO: - if (reloc_src->r_vaddr == prev_addr) - { - /* FIXME: only slightly hackish. If we see a REFLO pointing to - the same address as a REFHI, we assume this is the matching - PAIR reloc and output it accordingly. The symndx is really - the low 16 bits of the addend */ - H_PUT_32 (abfd, reloc_src->r_vaddr, reloc_dst->r_vaddr); - H_PUT_32 (abfd, reloc_src->r_symndx, reloc_dst->r_symndx); - H_PUT_16 (abfd, MIPS_R_PAIR, reloc_dst->r_type); - return RELSZ; - } - break; - } - - H_PUT_32 (abfd, reloc_src->r_vaddr, reloc_dst->r_vaddr); - H_PUT_32 (abfd, reloc_src->r_symndx, reloc_dst->r_symndx); - - H_PUT_16 (abfd, reloc_src->r_type, reloc_dst->r_type); - return RELSZ; -} - -#define coff_swap_reloc_in mips_swap_reloc_in -#define coff_swap_reloc_out mips_swap_reloc_out -#define NO_COFF_RELOCS - -static bfd_boolean -coff_pe_mips_relocate_section (bfd *output_bfd, - struct bfd_link_info *info, - bfd *input_bfd, - asection *input_section, - bfd_byte *contents, - struct internal_reloc *relocs, - struct internal_syment *syms, - asection **sections) -{ - bfd_vma gp; - bfd_boolean gp_undefined; - size_t adjust; - struct internal_reloc *rel; - struct internal_reloc *rel_end; - unsigned int i; - bfd_boolean got_lo; - - if (info->relocatable) - { - (*_bfd_error_handler) - (_("%B: `ld -r' not supported with PE MIPS objects\n"), input_bfd); - bfd_set_error (bfd_error_bad_value); - return FALSE; - } - - BFD_ASSERT (input_bfd->xvec->byteorder - == output_bfd->xvec->byteorder); - - gp = _bfd_get_gp_value (output_bfd); - gp_undefined = (gp == 0) ? TRUE : FALSE; - got_lo = FALSE; - adjust = 0; - rel = relocs; - rel_end = rel + input_section->reloc_count; - - for (i = 0; rel < rel_end; rel++, i++) - { - long symndx; - struct coff_link_hash_entry *h; - struct internal_syment *sym; - bfd_vma addend = 0; - bfd_vma val, tmp, targ, src, low; - reloc_howto_type *howto; - unsigned char *mem = contents + rel->r_vaddr; - - symndx = rel->r_symndx; - - if (symndx == -1) - { - h = NULL; - sym = NULL; - } - else - { - h = obj_coff_sym_hashes (input_bfd)[symndx]; - sym = syms + symndx; - } - - /* COFF treats common symbols in one of two ways. Either the - size of the symbol is included in the section contents, or it - is not. We assume that the size is not included, and force - the rtype_to_howto function to adjust the addend as needed. */ - - if (sym != NULL && sym->n_scnum != 0) - addend = - sym->n_value; - else - addend = 0; - - howto = bfd_coff_rtype_to_howto (input_bfd, input_section, rel, h, - sym, &addend); - if (howto == NULL) - return FALSE; - - /* If we are doing a relocatable link, then we can just ignore - a PC relative reloc that is pcrel_offset. It will already - have the correct value. If this is not a relocatable link, - then we should ignore the symbol value. */ - if (howto->pc_relative && howto->pcrel_offset) - { - if (info->relocatable) - continue; - if (sym != NULL && sym->n_scnum != 0) - addend += sym->n_value; - } - - val = 0; - - if (h == NULL) - { - asection *sec; - - if (symndx == -1) - { - sec = bfd_abs_section_ptr; - val = 0; - } - else - { - sec = sections[symndx]; - val = (sec->output_section->vma - + sec->output_offset - + sym->n_value); - if (! obj_pe (input_bfd)) - val -= sec->vma; - } - } - else - { - if (h->root.type == bfd_link_hash_defined - || h->root.type == bfd_link_hash_defweak) - { - asection *sec; - - sec = h->root.u.def.section; - val = (h->root.u.def.value - + sec->output_section->vma - + sec->output_offset); - } - - else if (! info->relocatable) - { - if (! ((*info->callbacks->undefined_symbol) - (info, h->root.root.string, input_bfd, input_section, - rel->r_vaddr - input_section->vma, TRUE))) - return FALSE; - } - } - - src = rel->r_vaddr + input_section->output_section->vma - + input_section->output_offset; - - /* OK, at this point the following variables are set up: - src = VMA of the memory we're fixing up - mem = pointer to memory we're fixing up - val = VMA of what we need to refer to. */ - -#define UI(x) (*_bfd_error_handler) (_("%B: unimplemented %s\n"), \ - input_bfd, x); \ - bfd_set_error (bfd_error_bad_value); - - switch (rel->r_type) - { - case MIPS_R_ABSOLUTE: - /* Ignore these. */ - break; - - case MIPS_R_REFHALF: - UI ("refhalf"); - break; - - case MIPS_R_REFWORD: - tmp = bfd_get_32 (input_bfd, mem); - /* printf ("refword: src=%08x targ=%08x+%08x\n", src, tmp, val); */ - tmp += val; - bfd_put_32 (input_bfd, tmp, mem); - break; - - case MIPS_R_JMPADDR: - tmp = bfd_get_32 (input_bfd, mem); - targ = val + (tmp & 0x03ffffff) * 4; - if ((src & 0xf0000000) != (targ & 0xf0000000)) - { - (*_bfd_error_handler) (_("%B: jump too far away\n"), input_bfd); - bfd_set_error (bfd_error_bad_value); - return FALSE; - } - tmp &= 0xfc000000; - tmp |= (targ / 4) & 0x3ffffff; - bfd_put_32 (input_bfd, tmp, mem); - break; - - case MIPS_R_REFHI: - tmp = bfd_get_32 (input_bfd, mem); - switch (rel[1].r_type) - { - case MIPS_R_PAIR: - /* MS PE object */ - targ = val + rel[1].r_offset + ((tmp & 0xffff) << 16); - break; - case MIPS_R_REFLO: - /* GNU COFF object */ - low = bfd_get_32 (input_bfd, contents + rel[1].r_vaddr); - low &= 0xffff; - if (low & 0x8000) - low -= 0x10000; - targ = val + low + ((tmp & 0xffff) << 16); - break; - default: - (*_bfd_error_handler) (_("%B: bad pair/reflo after refhi\n"), - input_bfd); - bfd_set_error (bfd_error_bad_value); - return FALSE; - } - tmp &= 0xffff0000; - tmp |= (targ >> 16) & 0xffff; - bfd_put_32 (input_bfd, tmp, mem); - break; - - case MIPS_R_REFLO: - tmp = bfd_get_32 (input_bfd, mem); - targ = val + (tmp & 0xffff); - /* printf ("refword: src=%08x targ=%08x\n", src, targ); */ - tmp &= 0xffff0000; - tmp |= targ & 0xffff; - bfd_put_32 (input_bfd, tmp, mem); - break; - - case MIPS_R_GPREL: - case MIPS_R_LITERAL: - UI ("gprel"); - break; - - case MIPS_R_SECTION: - UI ("section"); - break; - - case MIPS_R_SECREL: - UI ("secrel"); - break; - - case MIPS_R_SECRELLO: - UI ("secrello"); - break; - - case MIPS_R_SECRELHI: - UI ("secrelhi"); - break; - - case MIPS_R_RVA: - tmp = bfd_get_32 (input_bfd, mem); - /* printf ("rva: src=%08x targ=%08x+%08x\n", src, tmp, val); */ - tmp += val - - pe_data (input_section->output_section->owner)->pe_opthdr.ImageBase; - bfd_put_32 (input_bfd, tmp, mem); - break; - - case MIPS_R_PAIR: - /* ignore these */ - break; - } - } - - return TRUE; -} - -#define coff_relocate_section coff_pe_mips_relocate_section - -#ifdef TARGET_UNDERSCORE - -/* If mips gcc uses underscores for symbol names, then it does not use - a leading dot for local labels, so if TARGET_UNDERSCORE is defined - we treat all symbols starting with L as local. */ - -static bfd_boolean -coff_mips_is_local_label_name (bfd *abfd, const char *name) -{ - if (name[0] == 'L') - return TRUE; - - return _bfd_coff_is_local_label_name (abfd, name); -} - -#define coff_bfd_is_local_label_name coff_mips_is_local_label_name - -#endif /* TARGET_UNDERSCORE */ - -#define COFF_NO_HACK_SCNHDR_SIZE - -#include "coffcode.h" - -const bfd_target -#ifdef TARGET_SYM - TARGET_SYM = -#else - mipslpe_vec = -#endif -{ -#ifdef TARGET_NAME - TARGET_NAME, -#else - "pe-mips", /* Name. */ -#endif - bfd_target_coff_flavour, - BFD_ENDIAN_LITTLE, /* Data byte order is little. */ - BFD_ENDIAN_LITTLE, /* Header byte order is little. */ - - (HAS_RELOC | EXEC_P | /* Object flags. */ - HAS_LINENO | HAS_DEBUG | - HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED), - -#ifndef COFF_WITH_PE - (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC /* Section flags. */ - | SEC_CODE | SEC_DATA), -#else - (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC /* Section flags. */ - | SEC_CODE | SEC_DATA - | SEC_LINK_ONCE | SEC_LINK_DUPLICATES), -#endif - -#ifdef TARGET_UNDERSCORE - TARGET_UNDERSCORE, /* Leading underscore. */ -#else - 0, /* leading underscore */ -#endif - '/', /* AR_pad_char. */ - 15, /* AR_max_namelen. */ - - bfd_getl64, bfd_getl_signed_64, bfd_putl64, - bfd_getl32, bfd_getl_signed_32, bfd_putl32, - bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* Data. */ - bfd_getl64, bfd_getl_signed_64, bfd_putl64, - bfd_getl32, bfd_getl_signed_32, bfd_putl32, - bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* Headers. */ - - /* Note that we allow an object file to be treated as a core file as well. */ - {_bfd_dummy_target, coff_object_p, /* bfd_check_format. */ - bfd_generic_archive_p, coff_object_p}, - {bfd_false, coff_mkobject, _bfd_generic_mkarchive, /* bfd_set_format. */ - bfd_false}, - {bfd_false, coff_write_object_contents, /* bfd_write_contents. */ - _bfd_write_archive_contents, bfd_false}, - - BFD_JUMP_TABLE_GENERIC (coff), - BFD_JUMP_TABLE_COPY (coff), - BFD_JUMP_TABLE_CORE (_bfd_nocore), - BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff), - BFD_JUMP_TABLE_SYMBOLS (coff), - BFD_JUMP_TABLE_RELOCS (coff), - BFD_JUMP_TABLE_WRITE (coff), - BFD_JUMP_TABLE_LINK (coff), - BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), - - NULL, - - COFF_SWAP_TABLE -}; 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