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authorNick Clifton <nickc@redhat.com>1999-05-15 15:38:13 +0000
committerNick Clifton <nickc@redhat.com>1999-05-15 15:38:13 +0000
commit36797d47c90c84f9e60535885978c1fd71d1aa0a (patch)
tree9a500e3d5524b8a1c1fdba04d5fb2034f05efc74
parent661016bb24e303838a4d3821c2c85e042da085fa (diff)
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Add support for mcore RVA relocs.
-rw-r--r--bfd/ChangeLog17
-rw-r--r--bfd/bfd-in2.h1
-rw-r--r--bfd/coff-mcore.c38
-rw-r--r--bfd/elf32-mcore.c18
-rw-r--r--bfd/reloc.c2
5 files changed, 58 insertions, 18 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 5f86ff0..257b39b 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,20 @@
+1999-05-15 Nick Clifton <nickc@cygnus.com>
+
+ * reloc.c (BFD_RELOC_MCORE_RVA): Define.
+ * bfd-in2.h: Regenerate.
+ * coff-mcore.c (in_reloc_p): Remove defintion.
+ (mcore_coff_howto): Add IMAGE_REL_MCORE_RVA.
+ (mcore_coff_reloc_type_lookup): Map BFD_RELOC_RVA to
+ IMAGE_REL_MCORE_RVA.
+ (coff_mcore_rtype_to_howto): Add special processing for
+ IMAGE_REL_MCORE_RVA.
+ (coff_mcore_relocate_section): Add support for
+ IMAGE_REL_MCORE_RVA.
+ * elf32-mcore (mcore_elf_howto_): Add R_MCORE_RELATIVE.
+ (mcore_elf_reloc_type_lookup): Map BFD_RELOC_RVA to
+ R_MCORE_RELATIVE.
+ (mcore_elf_relocate_section): Delete redundant case labels.
+
Fri May 14 10:59:55 1999 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
* elf32-arm.h (elf32_arm_relocate_section): Fix operator
diff --git a/bfd/bfd-in2.h b/bfd/bfd-in2.h
index 860ca35..044e1a5 100644
--- a/bfd/bfd-in2.h
+++ b/bfd/bfd-in2.h
@@ -2171,6 +2171,7 @@ short offset into 11 bits. */
BFD_RELOC_MCORE_PCREL_IMM4BY2,
BFD_RELOC_MCORE_PCREL_32,
BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2,
+ BFD_RELOC_MCORE_RVA,
/* These two relocations are used by the linker to determine which of
the entries in a C++ virtual function table are actually used. When
diff --git a/bfd/coff-mcore.c b/bfd/coff-mcore.c
index 0180517..7c44a47 100644
--- a/bfd/coff-mcore.c
+++ b/bfd/coff-mcore.c
@@ -45,8 +45,6 @@ static struct bfd_link_hash_table * coff_mcore_link_hash_table_create
PARAMS ((bfd *));
static bfd_reloc_status_type mcore_coff_unsupported_reloc
PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
-static boolean in_reloc_p
- PARAMS ((bfd *, reloc_howto_type *));
static boolean coff_mcore_relocate_section
PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
struct internal_reloc *, struct internal_syment *, asection **));
@@ -84,7 +82,7 @@ static reloc_howto_type mcore_coff_howto_table[] =
false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* dont complain_on_overflow */
- 0, /* special_function */
+ NULL, /* special_function */
"ABSOLUTE", /* name */
false, /* partial_inplace */
0x00, /* src_mask */
@@ -98,7 +96,7 @@ static reloc_howto_type mcore_coff_howto_table[] =
false, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield, /* complain_on_overflow */
- 0, /* special_function */
+ NULL, /* special_function */
"ADDR32", /* name */
true, /* partial_inplace */
0xffffffff, /* src_mask */
@@ -114,7 +112,7 @@ static reloc_howto_type mcore_coff_howto_table[] =
true, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield, /* complain_on_overflow */
- mcore_coff_unsupported_reloc, /* special_function */
+ mcore_coff_unsupported_reloc, /* special_function */
"IMM8BY4", /* name */
false, /* partial_inplace */
0, /* src_mask */
@@ -146,7 +144,7 @@ static reloc_howto_type mcore_coff_howto_table[] =
true, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield, /* complain_on_overflow */
- mcore_coff_unsupported_reloc,/* special_function */
+ mcore_coff_unsupported_reloc, /* special_function */
"IMM4BY2", /* name */
false, /* partial_inplace */
0, /* src_mask */
@@ -187,6 +185,20 @@ static reloc_howto_type mcore_coff_howto_table[] =
false, /* partial_inplace */
0x0, /* src_mask */
0x7ff, /* dst_mask */
+ true), /* pcrel_offset */
+
+ HOWTO (IMAGE_REL_MCORE_RVA, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ NULL, /* special_function */
+ "MCORE_RVA", /* name */
+ true, /* partial_inplace */
+ 0xffffffff, /* src_mask */
+ 0xffffffff, /* dst_mask */
true) /* pcrel_offset */
};
@@ -277,6 +289,7 @@ mcore_coff_reloc_type_lookup (abfd, code)
HOW2MAP (BFD_RELOC_MCORE_PCREL_IMM4BY2, IMAGE_REL_MCORE_PCREL_IMM4BY2);
HOW2MAP (BFD_RELOC_32_PCREL, IMAGE_REL_MCORE_PCREL_32);
HOW2MAP (BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2, IMAGE_REL_MCORE_PCREL_JSR_IMM11BY2);
+ HOW2MAP (BFD_RELOC_RVA, IMAGE_REL_MCORE_RVA);
default:
return NULL;
}
@@ -304,6 +317,9 @@ coff_mcore_rtype_to_howto (abfd, sec, rel, h, sym, addendp)
return NULL;
howto = mcore_coff_howto_table + rel->r_type;
+
+ if (rel->r_type == IMAGE_REL_MCORE_RVA)
+ * addendp -= pe_data (sec->output_section->owner)->pe_opthdr.ImageBase;
if (howto->pc_relative)
{
@@ -324,15 +340,6 @@ coff_mcore_rtype_to_howto (abfd, sec, rel, h, sym, addendp)
return howto;
}
-/* Return true if this relocation should
- appear in the output .reloc section. */
-static boolean in_reloc_p (abfd, howto)
- bfd * abfd;
- reloc_howto_type * howto;
-{
- return ! howto->pc_relative;
-}
-
/* The reloc processing routine for the optimized COFF linker. */
static boolean
coff_mcore_relocate_section (output_bfd, info, input_bfd, input_section,
@@ -492,6 +499,7 @@ coff_mcore_relocate_section (output_bfd, info, input_bfd, input_section,
case IMAGE_REL_MCORE_PCREL_32:
case IMAGE_REL_MCORE_PCREL_JSR_IMM11BY2:
case IMAGE_REL_MCORE_ADDR32:
+ case IMAGE_REL_MCORE_RVA:
rstat = _bfd_relocate_contents (howto, input_bfd, val, loc);
break;
}
diff --git a/bfd/elf32-mcore.c b/bfd/elf32-mcore.c
index ef3a39f..0f78002 100644
--- a/bfd/elf32-mcore.c
+++ b/bfd/elf32-mcore.c
@@ -196,6 +196,20 @@ static reloc_howto_type mcore_elf_howto_raw[] =
0, /* src_mask */
0, /* dst_mask */
false), /* pcrel_offset */
+
+ HOWTO (R_MCORE_RELATIVE, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ NULL, /* special_function */
+ "R_MCORE_RELATIVE", /* name */
+ true, /* partial_inplace */
+ 0xffffffff, /* src_mask */
+ 0xffffffff, /* dst_mask */
+ true) /* pcrel_offset */
};
#ifndef NUM_ELEM
@@ -239,6 +253,7 @@ mcore_elf_reloc_type_lookup (abfd, code)
case BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2: mcore_reloc = R_MCORE_PCRELJSR_IMM11BY2; break;
case BFD_RELOC_VTABLE_INHERIT: mcore_reloc = R_MCORE_GNU_VTINHERIT; break;
case BFD_RELOC_VTABLE_ENTRY: mcore_reloc = R_MCORE_GNU_VTENTRY; break;
+ case BFD_RELOC_RVA: mcore_reloc = R_MCORE_RELATIVE; break;
default:
return (reloc_howto_type *)NULL;
}
@@ -532,9 +547,6 @@ mcore_elf_relocate_section (output_bfd, info, input_bfd, input_section,
switch (r_type)
{
default:
- case R_MCORE_PCRELIMM8BY4:
- case R_MCORE_PCRELIMM11BY2:
- case R_MCORE_PCRELIMM4BY2:
break;
case R_MCORE_PCRELJSR_IMM11BY2:
diff --git a/bfd/reloc.c b/bfd/reloc.c
index 8885814..5d141b1 100644
--- a/bfd/reloc.c
+++ b/bfd/reloc.c
@@ -2537,6 +2537,8 @@ ENUMX
BFD_RELOC_MCORE_PCREL_32
ENUMX
BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2
+ENUMX
+ BFD_RELOC_MCORE_RVA
ENUMDOC
Motorola Mcore relocations.