/* BFD support for handling relocation entries.
Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
- 2000, 2001, 2002, 2003, 2004
+ 2000, 2001, 2002, 2003, 2004, 2005
Free Software Foundation, Inc.
Written by Cygnus Support.
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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
/*
SECTION
. {* Do not complain on overflow. *}
. complain_overflow_dont,
.
-. {* Complain if the bitfield overflows, whether it is considered
-. as signed or unsigned. *}
+. {* Complain if the value overflows when considered as a signed
+. number one bit larger than the field. ie. A bitfield of N bits
+. is allowed to represent -2**n to 2**n-1. *}
. complain_overflow_bitfield,
.
-. {* Complain if the value overflows when considered as signed
+. {* Complain if the value overflows when considered as a signed
. number. *}
. complain_overflow_signed,
.
bfd_vma fieldmask, addrmask, signmask, ss, a;
bfd_reloc_status_type flag = bfd_reloc_ok;
- a = relocation;
-
/* Note: BITSIZE should always be <= ADDRSIZE, but in case it's not,
we'll be permissive: extra bits in the field mask will
automatically extend the address mask for purposes of the
overflow check. */
fieldmask = N_ONES (bitsize);
+ signmask = ~fieldmask;
addrmask = N_ONES (addrsize) | fieldmask;
+ a = (relocation & addrmask) >> rightshift;;
switch (how)
{
case complain_overflow_signed:
/* If any sign bits are set, all sign bits must be set. That
is, A must be a valid negative address after shifting. */
- a = (a & addrmask) >> rightshift;
signmask = ~ (fieldmask >> 1);
- ss = a & signmask;
- if (ss != 0 && ss != ((addrmask >> rightshift) & signmask))
- flag = bfd_reloc_overflow;
- break;
-
- case complain_overflow_unsigned:
- /* We have an overflow if the address does not fit in the field. */
- a = (a & addrmask) >> rightshift;
- if ((a & ~ fieldmask) != 0)
- flag = bfd_reloc_overflow;
- break;
+ /* Fall thru */
case complain_overflow_bitfield:
/* Bitfields are sometimes signed, sometimes unsigned. We
of n bits is allowed to store -2**n to 2**n-1. Thus overflow
if the value has some, but not all, bits set outside the
field. */
- a >>= rightshift;
- ss = a & ~ fieldmask;
- if (ss != 0 && ss != (((bfd_vma) -1 >> rightshift) & ~ fieldmask))
+ ss = a & signmask;
+ if (ss != 0 && ss != ((addrmask >> rightshift) & signmask))
+ flag = bfd_reloc_overflow;
+ break;
+
+ case complain_overflow_unsigned:
+ /* We have an overflow if the address does not fit in the field. */
+ if ((a & signmask) != 0)
flag = bfd_reloc_overflow;
break;
&& strcmp (abfd->xvec->name, "coff-Intel-little") != 0
&& strcmp (abfd->xvec->name, "coff-Intel-big") != 0)
{
-#if 1
/* For m68k-coff, the addend was being subtracted twice during
relocation with -r. Removing the line below this comment
fixes that problem; see PR 2953.
right
*/
relocation -= reloc_entry->addend;
-#endif
reloc_entry->addend = 0;
}
else
&& strcmp (abfd->xvec->name, "coff-Intel-little") != 0
&& strcmp (abfd->xvec->name, "coff-Intel-big") != 0)
{
-#if 1
-/* For m68k-coff, the addend was being subtracted twice during
- relocation with -r. Removing the line below this comment
- fixes that problem; see PR 2953.
+
+ /* For m68k-coff, the addend was being subtracted twice during
+ relocation with -r. Removing the line below this comment
+ fixes that problem; see PR 2953.
However, Ian wrote the following, regarding removing the line below,
which explains why it is still enabled: --djm
7) if they are different you have to figure out which version is
right. */
relocation -= reloc_entry->addend;
-#endif
- reloc_entry->addend = 0;
+ /* FIXME: There should be no target specific code here... */
+ if (strcmp (abfd->xvec->name, "coff-z8k") != 0)
+ reloc_entry->addend = 0;
}
else
{
the size of an address. For bitfields, all the bits matter.
See also bfd_check_overflow. */
fieldmask = N_ONES (howto->bitsize);
+ signmask = ~fieldmask;
addrmask = N_ONES (bfd_arch_bits_per_address (input_bfd)) | fieldmask;
- a = relocation;
- b = x & howto->src_mask;
+ a = (relocation & addrmask) >> rightshift;
+ b = (x & howto->src_mask & addrmask) >> bitpos;
switch (howto->complain_on_overflow)
{
case complain_overflow_signed:
- a = (a & addrmask) >> rightshift;
-
/* If any sign bits are set, all sign bits must be set.
That is, A must be a valid negative address after
shifting. */
- signmask = ~ (fieldmask >> 1);
+ signmask = ~(fieldmask >> 1);
+ /* Fall thru */
+
+ case complain_overflow_bitfield:
+ /* Much like the signed check, but for a field one bit
+ wider. We allow a bitfield to represent numbers in the
+ range -2**n to 2**n-1, where n is the number of bits in the
+ field. Note that when bfd_vma is 32 bits, a 32-bit reloc
+ can't overflow, which is exactly what we want. */
ss = a & signmask;
if (ss != 0 && ss != ((addrmask >> rightshift) & signmask))
flag = bfd_reloc_overflow;
SRC_MASK has more bits than BITSIZE, we can get into
trouble; we would need to verify that B is in range, as
we do for A above. */
- signmask = ((~ howto->src_mask) >> 1) & howto->src_mask;
+ ss = ((~howto->src_mask) >> 1) & howto->src_mask;
+ ss >>= bitpos;
/* Set all the bits above the sign bit. */
- b = (b ^ signmask) - signmask;
-
- b = (b & addrmask) >> bitpos;
+ b = (b ^ ss) - ss;
/* Now we can do the addition. */
sum = a + b;
positive inputs. The test below looks only at the sign
bits, and it really just
SIGN (A) == SIGN (B) && SIGN (A) != SIGN (SUM)
- */
- signmask = (fieldmask >> 1) + 1;
- if (((~ (a ^ b)) & (a ^ sum)) & signmask)
- flag = bfd_reloc_overflow;
+ We mask with addrmask here to explicitly allow an address
+ wrap-around. The Linux kernel relies on it, and it is
+ the only way to write assembler code which can run when
+ loaded at a location 0x80000000 away from the location at
+ which it is linked. */
+ if (((~(a ^ b)) & (a ^ sum)) & signmask & addrmask)
+ flag = bfd_reloc_overflow;
break;
case complain_overflow_unsigned:
separate test, we can check for this by or-ing in the
operands when testing for the sum overflowing its final
field. */
- a = (a & addrmask) >> rightshift;
- b = (b & addrmask) >> bitpos;
sum = (a + b) & addrmask;
- if ((a | b | sum) & ~ fieldmask)
+ if ((a | b | sum) & signmask)
flag = bfd_reloc_overflow;
-
- break;
-
- case complain_overflow_bitfield:
- /* Much like the signed check, but for a field one bit
- wider, and no trimming inputs with addrmask. We allow a
- bitfield to represent numbers in the range -2**n to
- 2**n-1, where n is the number of bits in the field.
- Note that when bfd_vma is 32 bits, a 32-bit reloc can't
- overflow, which is exactly what we want. */
- a >>= rightshift;
-
- signmask = ~ fieldmask;
- ss = a & signmask;
- if (ss != 0 && ss != (((bfd_vma) -1 >> rightshift) & signmask))
- flag = bfd_reloc_overflow;
-
- signmask = ((~ howto->src_mask) >> 1) & howto->src_mask;
- b = (b ^ signmask) - signmask;
-
- b >>= bitpos;
-
- sum = a + b;
-
- /* We mask with addrmask here to explicitly allow an address
- wrap-around. The Linux kernel relies on it, and it is
- the only way to write assembler code which can run when
- loaded at a location 0x80000000 away from the location at
- which it is linked. */
- signmask = fieldmask + 1;
- if (((~ (a ^ b)) & (a ^ sum)) & signmask & addrmask)
- flag = bfd_reloc_overflow;
-
break;
default:
INODE
howto manager, , typedef arelent, Relocations
-SECTION
+SUBSECTION
The howto manager
When an application wants to create a relocation, but doesn't
ENUMDOC
Low 16 bits.
+ENUM
+ BFD_RELOC_HI16_PCREL
+ENUMDOC
+ High 16 bits of 32-bit pc-relative value
+ENUM
+ BFD_RELOC_HI16_S_PCREL
+ENUMDOC
+ High 16 bits of 32-bit pc-relative value, adjusted
+ENUM
+ BFD_RELOC_LO16_PCREL
+ENUMDOC
+ Low 16 bits of pc-relative value
+
+ENUM
+ BFD_RELOC_MIPS16_HI16
+ENUMDOC
+ MIPS16 high 16 bits of 32-bit value.
+ENUM
+ BFD_RELOC_MIPS16_HI16_S
+ENUMDOC
+ MIPS16 high 16 bits of 32-bit value but the low 16 bits will be sign
+ extended and added to form the final result. If the low 16
+ bits form a negative number, we need to add one to the high value
+ to compensate for the borrow when the low bits are added.
+ENUM
+ BFD_RELOC_MIPS16_LO16
+ENUMDOC
+ MIPS16 low 16 bits.
+
ENUM
BFD_RELOC_MIPS_LITERAL
ENUMDOC
BFD_RELOC_MIPS_RELGOT
ENUMX
BFD_RELOC_MIPS_JALR
+ENUMX
+ BFD_RELOC_MIPS_TLS_DTPMOD32
+ENUMX
+ BFD_RELOC_MIPS_TLS_DTPREL32
+ENUMX
+ BFD_RELOC_MIPS_TLS_DTPMOD64
+ENUMX
+ BFD_RELOC_MIPS_TLS_DTPREL64
+ENUMX
+ BFD_RELOC_MIPS_TLS_GD
+ENUMX
+ BFD_RELOC_MIPS_TLS_LDM
+ENUMX
+ BFD_RELOC_MIPS_TLS_DTPREL_HI16
+ENUMX
+ BFD_RELOC_MIPS_TLS_DTPREL_LO16
+ENUMX
+ BFD_RELOC_MIPS_TLS_GOTTPREL
+ENUMX
+ BFD_RELOC_MIPS_TLS_TPREL32
+ENUMX
+ BFD_RELOC_MIPS_TLS_TPREL64
+ENUMX
+ BFD_RELOC_MIPS_TLS_TPREL_HI16
+ENUMX
+ BFD_RELOC_MIPS_TLS_TPREL_LO16
ENUMDOC
MIPS ELF relocations.
COMMENT
BFD_RELOC_FRV_GOTOFFHI
ENUMX
BFD_RELOC_FRV_GOTOFFLO
+ENUMX
+ BFD_RELOC_FRV_GETTLSOFF
+ENUMX
+ BFD_RELOC_FRV_TLSDESC_VALUE
+ENUMX
+ BFD_RELOC_FRV_GOTTLSDESC12
+ENUMX
+ BFD_RELOC_FRV_GOTTLSDESCHI
+ENUMX
+ BFD_RELOC_FRV_GOTTLSDESCLO
+ENUMX
+ BFD_RELOC_FRV_TLSMOFF12
+ENUMX
+ BFD_RELOC_FRV_TLSMOFFHI
+ENUMX
+ BFD_RELOC_FRV_TLSMOFFLO
+ENUMX
+ BFD_RELOC_FRV_GOTTLSOFF12
+ENUMX
+ BFD_RELOC_FRV_GOTTLSOFFHI
+ENUMX
+ BFD_RELOC_FRV_GOTTLSOFFLO
+ENUMX
+ BFD_RELOC_FRV_TLSOFF
+ENUMX
+ BFD_RELOC_FRV_TLSDESC_RELAX
+ENUMX
+ BFD_RELOC_FRV_GETTLSOFF_RELAX
+ENUMX
+ BFD_RELOC_FRV_TLSOFF_RELAX
+ENUMX
+ BFD_RELOC_FRV_TLSMOFF
ENUMDOC
Fujitsu Frv Relocations.
COMMENT
BFD_RELOC_X86_64_GOTTPOFF
ENUMX
BFD_RELOC_X86_64_TPOFF32
+ENUMX
+ BFD_RELOC_X86_64_GOTOFF64
+ENUMX
+ BFD_RELOC_X86_64_GOTPC32
ENUMDOC
x86-64/elf relocations
Thumb 22 bit pc-relative branch. The lowest bit must be zero and is
not stored in the instruction. The 2nd lowest bit comes from a 1 bit
field in the instruction.
+ENUM
+ BFD_RELOC_ARM_PCREL_CALL
+ENUMDOC
+ ARM 26-bit pc-relative branch for an unconditional BL or BLX instruction.
+ENUM
+ BFD_RELOC_ARM_PCREL_JUMP
+ENUMDOC
+ ARM 26-bit pc-relative branch for B or conditional BL instruction.
+
+ENUM
+ BFD_RELOC_THUMB_PCREL_BRANCH7
+ENUMX
+ BFD_RELOC_THUMB_PCREL_BRANCH9
+ENUMX
+ BFD_RELOC_THUMB_PCREL_BRANCH12
+ENUMX
+ BFD_RELOC_THUMB_PCREL_BRANCH20
+ENUMX
+ BFD_RELOC_THUMB_PCREL_BRANCH23
+ENUMX
+ BFD_RELOC_THUMB_PCREL_BRANCH25
+ENUMDOC
+ Thumb 7-, 9-, 12-, 20-, 23-, and 25-bit pc-relative branches.
+ The lowest bit must be zero and is not stored in the instruction.
+ Note that the corresponding ELF R_ARM_THM_JUMPnn constant has an
+ "nn" one smaller in all cases. Note further that BRANCH23
+ corresponds to R_ARM_THM_CALL.
+
+ENUM
+ BFD_RELOC_ARM_OFFSET_IMM
+ENUMDOC
+ 12-bit immediate offset, used in ARM-format ldr and str instructions.
+
+ENUM
+ BFD_RELOC_ARM_THUMB_OFFSET
+ENUMDOC
+ 5-bit immediate offset, used in Thumb-format ldr and str instructions.
+
+ENUM
+ BFD_RELOC_ARM_TARGET1
+ENUMDOC
+ Pc-relative or absolute relocation depending on target. Used for
+ entries in .init_array sections.
+ENUM
+ BFD_RELOC_ARM_ROSEGREL32
+ENUMDOC
+ Read-only segment base relative address.
+ENUM
+ BFD_RELOC_ARM_SBREL32
+ENUMDOC
+ Data segment base relative address.
+ENUM
+ BFD_RELOC_ARM_TARGET2
+ENUMDOC
+ This reloc is used for references to RTTI data from exception handling
+ tables. The actual definition depends on the target. It may be a
+ pc-relative or some form of GOT-indirect relocation.
+ENUM
+ BFD_RELOC_ARM_PREL31
+ENUMDOC
+ 31-bit PC relative address.
+
+ENUM
+ BFD_RELOC_ARM_JUMP_SLOT
+ENUMX
+ BFD_RELOC_ARM_GLOB_DAT
+ENUMX
+ BFD_RELOC_ARM_GOT32
+ENUMX
+ BFD_RELOC_ARM_PLT32
+ENUMX
+ BFD_RELOC_ARM_RELATIVE
+ENUMX
+ BFD_RELOC_ARM_GOTOFF
+ENUMX
+ BFD_RELOC_ARM_GOTPC
+ENUMDOC
+ Relocations for setting up GOTs and PLTs for shared libraries.
+
+ENUM
+ BFD_RELOC_ARM_TLS_GD32
+ENUMX
+ BFD_RELOC_ARM_TLS_LDO32
+ENUMX
+ BFD_RELOC_ARM_TLS_LDM32
+ENUMX
+ BFD_RELOC_ARM_TLS_DTPOFF32
+ENUMX
+ BFD_RELOC_ARM_TLS_DTPMOD32
+ENUMX
+ BFD_RELOC_ARM_TLS_TPOFF32
+ENUMX
+ BFD_RELOC_ARM_TLS_IE32
+ENUMX
+ BFD_RELOC_ARM_TLS_LE32
+ENUMDOC
+ ARM thread-local storage relocations.
+
ENUM
BFD_RELOC_ARM_IMMEDIATE
ENUMX
BFD_RELOC_ARM_ADRL_IMMEDIATE
ENUMX
- BFD_RELOC_ARM_OFFSET_IMM
+ BFD_RELOC_ARM_T32_IMMEDIATE
+ENUMX
+ BFD_RELOC_ARM_T32_IMM12
+ENUMX
+ BFD_RELOC_ARM_T32_ADD_PC12
ENUMX
BFD_RELOC_ARM_SHIFT_IMM
ENUMX
- BFD_RELOC_ARM_SMI
+ BFD_RELOC_ARM_SMC
ENUMX
BFD_RELOC_ARM_SWI
ENUMX
BFD_RELOC_ARM_CP_OFF_IMM
ENUMX
BFD_RELOC_ARM_CP_OFF_IMM_S2
+ENUMX
+ BFD_RELOC_ARM_T32_CP_OFF_IMM
+ENUMX
+ BFD_RELOC_ARM_T32_CP_OFF_IMM_S2
ENUMX
BFD_RELOC_ARM_ADR_IMM
ENUMX
BFD_RELOC_ARM_IN_POOL
ENUMX
BFD_RELOC_ARM_OFFSET_IMM8
+ENUMX
+ BFD_RELOC_ARM_T32_OFFSET_U8
+ENUMX
+ BFD_RELOC_ARM_T32_OFFSET_IMM
ENUMX
BFD_RELOC_ARM_HWLITERAL
ENUMX
BFD_RELOC_ARM_THUMB_IMM
ENUMX
BFD_RELOC_ARM_THUMB_SHIFT
-ENUMX
- BFD_RELOC_ARM_THUMB_OFFSET
-ENUMX
- BFD_RELOC_ARM_GOT12
-ENUMX
- BFD_RELOC_ARM_GOT32
-ENUMX
- BFD_RELOC_ARM_JUMP_SLOT
-ENUMX
- BFD_RELOC_ARM_COPY
-ENUMX
- BFD_RELOC_ARM_GLOB_DAT
-ENUMX
- BFD_RELOC_ARM_PLT32
-ENUMX
- BFD_RELOC_ARM_RELATIVE
-ENUMX
- BFD_RELOC_ARM_GOTOFF
-ENUMX
- BFD_RELOC_ARM_GOTPC
ENUMDOC
These relocs are only used within the ARM assembler. They are not
(at present) written to any object files.
-ENUM
- BFD_RELOC_ARM_TARGET1
-ENUMDOC
- Pc-relative or absolute relocation depending on target. Used for
- entries in .init_array sections.
-ENUM
- BFD_RELOC_ARM_ROSEGREL32
-ENUMDOC
- Read-only segment base relative address.
-ENUM
- BFD_RELOC_ARM_SBREL32
-ENUMDOC
- Data segment base relative address.
-ENUM
- BFD_RELOC_ARM_TARGET2
-ENUMDOC
- This reloc is used for References to RTTI dta from exception handling
- tables. The actual definition depends on the target. It may be a
- pc-relative or some form of GOT-indirect relocation.
-ENUM
- BFD_RELOC_ARM_PREL31
-ENUMDOC
- 31-bit PC relative address.
ENUM
BFD_RELOC_SH_PCDISP8BY2
ENUMDOC
Renesas / SuperH SH relocs. Not all of these appear in object files.
-ENUM
- BFD_RELOC_THUMB_PCREL_BRANCH9
-ENUMX
- BFD_RELOC_THUMB_PCREL_BRANCH12
-ENUMX
- BFD_RELOC_THUMB_PCREL_BRANCH23
-ENUMDOC
- Thumb 23-, 12- and 9-bit pc-relative branches. The lowest bit must
- be zero and is not stored in the instruction.
-
ENUM
BFD_RELOC_ARC_B22_PCREL
ENUMDOC
stored in the instruction. The high 24 bits are installed in bits 23
through 0.
+ENUM
+ BFD_RELOC_BFIN_16_IMM
+ENUMDOC
+ ADI Blackfin 16 bit immediate absolute reloc.
+ENUM
+ BFD_RELOC_BFIN_16_HIGH
+ENUMDOC
+ ADI Blackfin 16 bit immediate absolute reloc higher 16 bits.
+ENUM
+ BFD_RELOC_BFIN_4_PCREL
+ENUMDOC
+ ADI Blackfin 'a' part of LSETUP.
+ENUM
+ BFD_RELOC_BFIN_5_PCREL
+ENUMDOC
+ ADI Blackfin.
+ENUM
+ BFD_RELOC_BFIN_16_LOW
+ENUMDOC
+ ADI Blackfin 16 bit immediate absolute reloc lower 16 bits.
+ENUM
+ BFD_RELOC_BFIN_10_PCREL
+ENUMDOC
+ ADI Blackfin.
+ENUM
+ BFD_RELOC_BFIN_11_PCREL
+ENUMDOC
+ ADI Blackfin 'b' part of LSETUP.
+ENUM
+ BFD_RELOC_BFIN_12_PCREL_JUMP
+ENUMDOC
+ ADI Blackfin.
+ENUM
+ BFD_RELOC_BFIN_12_PCREL_JUMP_S
+ENUMDOC
+ ADI Blackfin Short jump, pcrel.
+ENUM
+ BFD_RELOC_BFIN_24_PCREL_CALL_X
+ENUMDOC
+ ADI Blackfin Call.x not implemented.
+ENUM
+ BFD_RELOC_BFIN_24_PCREL_JUMP_L
+ENUMDOC
+ ADI Blackfin Long Jump pcrel.
+ENUM
+ BFD_RELOC_BFIN_GOT
+ENUMDOC
+ ADI Blackfin GOT relocation.
+ENUM
+ BFD_RELOC_BFIN_PLTPC
+ENUMDOC
+ ADI Blackfin PLTPC relocation.
+ENUM
+ BFD_ARELOC_BFIN_PUSH
+ENUMDOC
+ ADI Blackfin arithmetic relocation.
+ENUM
+ BFD_ARELOC_BFIN_CONST
+ENUMDOC
+ ADI Blackfin arithmetic relocation.
+ENUM
+ BFD_ARELOC_BFIN_ADD
+ENUMDOC
+ ADI Blackfin arithmetic relocation.
+ENUM
+ BFD_ARELOC_BFIN_SUB
+ENUMDOC
+ ADI Blackfin arithmetic relocation.
+ENUM
+ BFD_ARELOC_BFIN_MULT
+ENUMDOC
+ ADI Blackfin arithmetic relocation.
+ENUM
+ BFD_ARELOC_BFIN_DIV
+ENUMDOC
+ ADI Blackfin arithmetic relocation.
+ENUM
+ BFD_ARELOC_BFIN_MOD
+ENUMDOC
+ ADI Blackfin arithmetic relocation.
+ENUM
+ BFD_ARELOC_BFIN_LSHIFT
+ENUMDOC
+ ADI Blackfin arithmetic relocation.
+ENUM
+ BFD_ARELOC_BFIN_RSHIFT
+ENUMDOC
+ ADI Blackfin arithmetic relocation.
+ENUM
+ BFD_ARELOC_BFIN_AND
+ENUMDOC
+ ADI Blackfin arithmetic relocation.
+ENUM
+ BFD_ARELOC_BFIN_OR
+ENUMDOC
+ ADI Blackfin arithmetic relocation.
+ENUM
+ BFD_ARELOC_BFIN_XOR
+ENUMDOC
+ ADI Blackfin arithmetic relocation.
+ENUM
+ BFD_ARELOC_BFIN_LAND
+ENUMDOC
+ ADI Blackfin arithmetic relocation.
+ENUM
+ BFD_ARELOC_BFIN_LOR
+ENUMDOC
+ ADI Blackfin arithmetic relocation.
+ENUM
+ BFD_ARELOC_BFIN_LEN
+ENUMDOC
+ ADI Blackfin arithmetic relocation.
+ENUM
+ BFD_ARELOC_BFIN_NEG
+ENUMDOC
+ ADI Blackfin arithmetic relocation.
+ENUM
+ BFD_ARELOC_BFIN_COMP
+ENUMDOC
+ ADI Blackfin arithmetic relocation.
+ENUM
+ BFD_ARELOC_BFIN_PAGE
+ENUMDOC
+ ADI Blackfin arithmetic relocation.
+ENUM
+ BFD_ARELOC_BFIN_HWPAGE
+ENUMDOC
+ ADI Blackfin arithmetic relocation.
+ENUM
+ BFD_ARELOC_BFIN_ADDR
+ENUMDOC
+ ADI Blackfin arithmetic relocation.
+
ENUM
BFD_RELOC_D10V_10_PCREL_R
ENUMDOC
ENUMDOC
DLX relocs
+ENUM
+ BFD_RELOC_M32C_HI8
+ENUMDOC
+ Renesas M16C/M32C Relocations.
+
ENUM
BFD_RELOC_M32R_24
ENUMDOC
BFD_RELOC_V850_ALIGN
ENUMDOC
Used to maintain alignment whilst relaxing.
+ENUM
+ BFD_RELOC_V850_LO16_SPLIT_OFFSET
+ENUMDOC
+ This is a variation of BFD_RELOC_LO16 that can be used in v850e ld.bu
+ instructions.
ENUM
BFD_RELOC_MN10300_32_PCREL
ENUMDOC
ENUMDOC
This is a 32 bit reloc for the AVR that stores 23 bit value
into 22 bits.
+ENUM
+ BFD_RELOC_AVR_LDI
+ENUMDOC
+ This is a 16 bit reloc for the AVR that stores all needed bits
+ for absolute addressing with ldi with overflow check to linktime
+ENUM
+ BFD_RELOC_AVR_6
+ENUMDOC
+ This is a 6 bit reloc for the AVR that stores offset for ldd/std
+ instructions
+ENUM
+ BFD_RELOC_AVR_6_ADIW
+ENUMDOC
+ This is a 6 bit reloc for the AVR that stores offset for adiw/sbiw
+ instructions
ENUM
BFD_RELOC_390_12
ENUMDOC
NS CR16C Relocations.
-ENUM
+ENUM
BFD_RELOC_CRX_REL4
ENUMX
BFD_RELOC_CRX_REL8
BFD_RELOC_CRIS_SIGNED_6
ENUMX
BFD_RELOC_CRIS_UNSIGNED_6
+ENUMX
+ BFD_RELOC_CRIS_SIGNED_8
+ENUMX
+ BFD_RELOC_CRIS_UNSIGNED_8
+ENUMX
+ BFD_RELOC_CRIS_SIGNED_16
+ENUMX
+ BFD_RELOC_CRIS_UNSIGNED_16
+ENUMX
+ BFD_RELOC_CRIS_LAPCQ_OFFSET
ENUMX
BFD_RELOC_CRIS_UNSIGNED_4
ENUMDOC
ENUMDOC
Relocations used by VAX ELF.
+ENUM
+ BFD_RELOC_MT_PC16
+ENUMDOC
+ Morpho MT - 16 bit immediate relocation.
+ENUM
+ BFD_RELOC_MT_HI16
+ENUMDOC
+ Morpho MT - Hi 16 bits of an address.
+ENUM
+ BFD_RELOC_MT_LO16
+ENUMDOC
+ Morpho MT - Low 16 bits of an address.
+ENUM
+ BFD_RELOC_MT_GNU_VTINHERIT
+ENUMDOC
+ Morpho MT - Used to tell the linker which vtable entries are used.
+ENUM
+ BFD_RELOC_MT_GNU_VTENTRY
+ENUMDOC
+ Morpho MT - Used to tell the linker which vtable entries are used.
+ENUM
+ BFD_RELOC_MT_PCINSN8
+ENUMDOC
+ Morpho MT - 8 bit immediate relocation.
+
ENUM
BFD_RELOC_MSP430_10_PCREL
ENUMX
ENUMDOC
Xtensa relocation used in ELF object files for symbols that may require
PLT entries. Otherwise, this is just a generic 32-bit relocation.
+ENUM
+ BFD_RELOC_XTENSA_DIFF8
+ENUMX
+ BFD_RELOC_XTENSA_DIFF16
+ENUMX
+ BFD_RELOC_XTENSA_DIFF32
+ENUMDOC
+ Xtensa relocations to mark the difference of two local symbols.
+ These are only needed to support linker relaxation and can be ignored
+ when not relaxing. The field is set to the value of the difference
+ assuming no relaxation. The relocation encodes the position of the
+ first symbol so the linker can determine whether to adjust the field
+ value.
+ENUM
+ BFD_RELOC_XTENSA_SLOT0_OP
+ENUMX
+ BFD_RELOC_XTENSA_SLOT1_OP
+ENUMX
+ BFD_RELOC_XTENSA_SLOT2_OP
+ENUMX
+ BFD_RELOC_XTENSA_SLOT3_OP
+ENUMX
+ BFD_RELOC_XTENSA_SLOT4_OP
+ENUMX
+ BFD_RELOC_XTENSA_SLOT5_OP
+ENUMX
+ BFD_RELOC_XTENSA_SLOT6_OP
+ENUMX
+ BFD_RELOC_XTENSA_SLOT7_OP
+ENUMX
+ BFD_RELOC_XTENSA_SLOT8_OP
+ENUMX
+ BFD_RELOC_XTENSA_SLOT9_OP
+ENUMX
+ BFD_RELOC_XTENSA_SLOT10_OP
+ENUMX
+ BFD_RELOC_XTENSA_SLOT11_OP
+ENUMX
+ BFD_RELOC_XTENSA_SLOT12_OP
+ENUMX
+ BFD_RELOC_XTENSA_SLOT13_OP
+ENUMX
+ BFD_RELOC_XTENSA_SLOT14_OP
+ENUMDOC
+ Generic Xtensa relocations for instruction operands. Only the slot
+ number is encoded in the relocation. The relocation applies to the
+ last PC-relative immediate operand, or if there are no PC-relative
+ immediates, to the last immediate operand.
+ENUM
+ BFD_RELOC_XTENSA_SLOT0_ALT
+ENUMX
+ BFD_RELOC_XTENSA_SLOT1_ALT
+ENUMX
+ BFD_RELOC_XTENSA_SLOT2_ALT
+ENUMX
+ BFD_RELOC_XTENSA_SLOT3_ALT
+ENUMX
+ BFD_RELOC_XTENSA_SLOT4_ALT
+ENUMX
+ BFD_RELOC_XTENSA_SLOT5_ALT
+ENUMX
+ BFD_RELOC_XTENSA_SLOT6_ALT
+ENUMX
+ BFD_RELOC_XTENSA_SLOT7_ALT
+ENUMX
+ BFD_RELOC_XTENSA_SLOT8_ALT
+ENUMX
+ BFD_RELOC_XTENSA_SLOT9_ALT
+ENUMX
+ BFD_RELOC_XTENSA_SLOT10_ALT
+ENUMX
+ BFD_RELOC_XTENSA_SLOT11_ALT
+ENUMX
+ BFD_RELOC_XTENSA_SLOT12_ALT
+ENUMX
+ BFD_RELOC_XTENSA_SLOT13_ALT
+ENUMX
+ BFD_RELOC_XTENSA_SLOT14_ALT
+ENUMDOC
+ Alternate Xtensa relocations. Only the slot is encoded in the
+ relocation. The meaning of these relocations is opcode-specific.
ENUM
BFD_RELOC_XTENSA_OP0
ENUMX
ENUMX
BFD_RELOC_XTENSA_OP2
ENUMDOC
- Generic Xtensa relocations. Only the operand number is encoded
- in the relocation. The details are determined by extracting the
- instruction opcode.
+ Xtensa relocations for backward compatibility. These have all been
+ replaced by BFD_RELOC_XTENSA_SLOT0_OP.
ENUM
BFD_RELOC_XTENSA_ASM_EXPAND
ENUMDOC
internally by the linker after analysis of a
BFD_RELOC_XTENSA_ASM_EXPAND.
+ENUM
+ BFD_RELOC_Z80_DISP8
+ENUMDOC
+ 8 bit signed offset in (ix+d) or (iy+d).
+
+ENUM
+ BFD_RELOC_Z8K_DISP7
+ENUMDOC
+ DJNZ offset.
+ENUM
+ BFD_RELOC_Z8K_CALLR
+ENUMDOC
+ CALR offset.
+ENUM
+ BFD_RELOC_Z8K_IMM4L
+ENUMDOC
+ 4 bit value.
+
ENDSENUM
BFD_RELOC_UNUSED
CODE_FRAGMENT
}
static reloc_howto_type bfd_howto_32 =
-HOWTO (0, 00, 2, 32, FALSE, 0, complain_overflow_bitfield, 0, "VRT32", FALSE, 0xffffffff, 0xffffffff, TRUE);
+HOWTO (0, 00, 2, 32, FALSE, 0, complain_overflow_dont, 0, "VRT32", FALSE, 0xffffffff, 0xffffffff, TRUE);
/*
INTERNAL_FUNCTION
bfd_boolean
bfd_generic_gc_sections (bfd *abfd ATTRIBUTE_UNUSED,
- struct bfd_link_info *link_info ATTRIBUTE_UNUSED)
+ struct bfd_link_info *info ATTRIBUTE_UNUSED)
{
return TRUE;
}
break;
case bfd_reloc_overflow:
if (!((*link_info->callbacks->reloc_overflow)
- (link_info, bfd_asymbol_name (*(*parent)->sym_ptr_ptr),
+ (link_info, NULL,
+ bfd_asymbol_name (*(*parent)->sym_ptr_ptr),
(*parent)->howto->name, (*parent)->addend,
input_bfd, input_section, (*parent)->address)))
goto error_return;
projects / deliverable / binutils-gdb.git / blobdiff