diff options
author | Paul Brook <paul@codesourcery.com> | 2004-08-06 16:18:11 +0000 |
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committer | Paul Brook <paul@codesourcery.com> | 2004-08-06 16:18:11 +0000 |
commit | db6579d415fafa3833828f9528bc8d9525da3cd8 (patch) | |
tree | f0dc04dc5845967aab1b2f08fefbf2fc853c2007 /bfd | |
parent | deaa6723d2a35d46bc95cd4d7b295596893a158c (diff) | |
download | gdb-db6579d415fafa3833828f9528bc8d9525da3cd8.zip gdb-db6579d415fafa3833828f9528bc8d9525da3cd8.tar.gz gdb-db6579d415fafa3833828f9528bc8d9525da3cd8.tar.bz2 |
bfd/
* elfarm-nabi.c (elf32_arm_howto_table): Add new EABI relocations.
(elf32_arm_reloc_map): Add BFD_RELOC_ARM_RELABS32,
BFD_RELOC_ARM_ROSEGREL32 and BFD_RELOC_ARM_SBREL32.
* reloc.c: Add BFD_RELOC_ARM_RELABS32, BFD_RELOC_ARM_ROSEGREL32
and BFD_RELOC_ARM_SBREL32.
* bfd-in2.h, bbfd.h: Regenerate.
gas/
* config/tc-arm.c (md_apply_fix3, tc_gen_reloc, arm_parse_reloc):
Handle new relocations.
* include/elf/arm.h (elf_arm_reloc_type): Add new EABI relocations.
gas/testsuite/
* gas/arm/pic.s,d: Test RELABS and SBREL relocations.
Diffstat (limited to 'bfd')
-rw-r--r-- | bfd/ChangeLog | 9 | ||||
-rw-r--r-- | bfd/bfd-in2.h | 10 | ||||
-rw-r--r-- | bfd/elfarm-nabi.c | 97 | ||||
-rw-r--r-- | bfd/libbfd.h | 3 | ||||
-rw-r--r-- | bfd/reloc.c | 13 |
5 files changed, 127 insertions, 5 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index c431b3e..42132ad 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,12 @@ +2004-08-06 Paul Brook <paul@codesourcery.com> + + * elfarm-nabi.c (elf32_arm_howto_table): Add new EABI relocations. + (elf32_arm_reloc_map): Add BFD_RELOC_ARM_RELABS32, + BFD_RELOC_ARM_ROSEGREL32 and BFD_RELOC_ARM_SBREL32. + * reloc.c: Add BFD_RELOC_ARM_RELABS32, BFD_RELOC_ARM_ROSEGREL32 + and BFD_RELOC_ARM_SBREL32. + * bfd-in2.h, bbfd.h: Regenerate. + 2004-08-01 Thiemo Seufer <seufer@csv.ica.uni-stuttgart.de> * elfxx-mips.c (mips_elf_calculate_relocation): Test only for diff --git a/bfd/bfd-in2.h b/bfd/bfd-in2.h index 8f5d59b..f2ec29d 100644 --- a/bfd/bfd-in2.h +++ b/bfd/bfd-in2.h @@ -2639,6 +2639,16 @@ field in the instruction. */ BFD_RELOC_ARM_GOTOFF, BFD_RELOC_ARM_GOTPC, +/* PC-relative or absolute relocation depending on target. Used for +entries in .init_array sections. */ + BFD_RELOC_ARM_RELABS32, + +/* Read-only segment base relative address. */ + BFD_RELOC_ARM_ROSEGREL32, + +/* Data segment base relative address. */ + BFD_RELOC_ARM_SBREL32, + /* Renesas / SuperH SH relocs. Not all of these appear in object files. */ BFD_RELOC_SH_PCDISP8BY2, BFD_RELOC_SH_PCDISP12BY2, diff --git a/bfd/elfarm-nabi.c b/bfd/elfarm-nabi.c index e2e34f3..1abe9b1 100644 --- a/bfd/elfarm-nabi.c +++ b/bfd/elfarm-nabi.c @@ -188,16 +188,16 @@ static reloc_howto_type elf32_arm_howto_table[] = HOWTO (R_ARM_SBREL32, /* type */ 0, /* rightshift */ - 0, /* size (0 = byte, 1 = short, 2 = long) */ - 0, /* bitsize */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_dont,/* complain_on_overflow */ bfd_elf_generic_reloc, /* special_function */ "R_ARM_SBREL32", /* name */ FALSE, /* partial_inplace */ - 0, /* src_mask */ - 0, /* dst_mask */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ FALSE), /* pcrel_offset */ HOWTO (R_ARM_THM_PC22, /* type */ @@ -557,6 +557,90 @@ static reloc_howto_type elf32_arm_howto_table[] = 0x00000fff, /* src_mask */ 0x00000fff, /* dst_mask */ TRUE), /* pcrel_offset */ + + HOWTO (R_ARM_LDR_SBREL_11_0, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 12, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_ARM_LDR_SBREL_11_0",/* name */ + FALSE, /* partial_inplace */ + 0x00000fff, /* src_mask */ + 0x00000fff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_ARM_ALU_SBREL_19_12, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 8, /* bitsize */ + FALSE, /* pc_relative */ + 12, /* bitpos */ + complain_overflow_dont,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_ARM_ALU_SBREL_19_12",/* name */ + FALSE, /* partial_inplace */ + 0x000ff000, /* src_mask */ + 0x000ff000, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_ARM_ALU_SBREL_27_20, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 8, /* bitsize */ + FALSE, /* pc_relative */ + 20, /* bitpos */ + complain_overflow_dont,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_ARM_ALU_SBREL_27_20",/* name */ + FALSE, /* partial_inplace */ + 0x0ff00000, /* src_mask */ + 0x0ff00000, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_ARM_RELABS32, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_ARM_RELABS32", /* name */ + FALSE, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_ARM_ROSEGREL32, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_ARM_ROSEGREL32", /* name */ + FALSE, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_ARM_V4BX, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_ARM_V4BX", /* name */ + FALSE, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ }; /* GNU extension to record C++ vtable hierarchy */ @@ -689,7 +773,10 @@ static const struct elf32_arm_reloc_map elf32_arm_reloc_map[] = {BFD_RELOC_ARM_GOTOFF, R_ARM_GOTOFF}, {BFD_RELOC_ARM_GOTPC, R_ARM_GOTPC}, {BFD_RELOC_ARM_GOT32, R_ARM_GOT32}, - {BFD_RELOC_ARM_PLT32, R_ARM_PLT32} + {BFD_RELOC_ARM_PLT32, R_ARM_PLT32}, + {BFD_RELOC_ARM_RELABS32, R_ARM_RELABS32}, + {BFD_RELOC_ARM_ROSEGREL32, R_ARM_ROSEGREL32}, + {BFD_RELOC_ARM_SBREL32, R_ARM_SBREL32} }; static reloc_howto_type * diff --git a/bfd/libbfd.h b/bfd/libbfd.h index f3bd57a..de3ead6 100644 --- a/bfd/libbfd.h +++ b/bfd/libbfd.h @@ -1134,6 +1134,9 @@ static const char *const bfd_reloc_code_real_names[] = { "@@uninitialized@@", "BFD_RELOC_ARM_RELATIVE", "BFD_RELOC_ARM_GOTOFF", "BFD_RELOC_ARM_GOTPC", + "BFD_RELOC_ARM_RELABS32", + "BFD_RELOC_ARM_ROSEGREL32", + "BFD_RELOC_ARM_SBREL32", "BFD_RELOC_SH_PCDISP8BY2", "BFD_RELOC_SH_PCDISP12BY2", "BFD_RELOC_SH_IMM3", diff --git a/bfd/reloc.c b/bfd/reloc.c index 74492f0..48166db 100644 --- a/bfd/reloc.c +++ b/bfd/reloc.c @@ -2608,6 +2608,19 @@ ENUMX ENUMDOC These relocs are only used within the ARM assembler. They are not (at present) written to any object files. +ENUM + BFD_RELOC_ARM_RELABS32 +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_SH_PCDISP8BY2 |