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bfd/ 

2005-08-03  H.J. Lu  <hongjiu.lu@intel.com>

	* elf32-i386.c (elf_howto_table): Undo the overflow change for
	R_386_PC16 made on 2005-07-18.

	* elf64-x86-64.c (x86_64_elf_howto_table): Undo the overflow
	change for R_X86_64_PC16 made on 2005-07-18.

ld/testsuite/

2005-08-03  H.J. Lu  <hongjiu.lu@intel.com>

	* ld-i386/pcrel16.d: Updated.
	* ld-i386/pcrel16.s: Likewise.
	* ld-x86-64/pcrel16.d: Likewise.
gdb-csl-arm-20051020-branch
H.J. Lu 21 years ago
parent
761e0242e4
commit
b0360d8cfa
7 changed files with 50 additions and 16 deletions
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  1. 8
      bfd/ChangeLog
  2. 2
      bfd/elf32-i386.c
  3. 2
      bfd/elf64-x86-64.c
  4. 6
      ld/testsuite/ChangeLog
  5. 15
      ld/testsuite/ld-i386/pcrel16.d
  6. 18
      ld/testsuite/ld-i386/pcrel16.s
  7. 15
      ld/testsuite/ld-x86-64/pcrel16.d

8
bfd/ChangeLog
View File

@ -1,3 +1,11 @@
2005-08-03 H.J. Lu <hongjiu.lu@intel.com>
* elf32-i386.c (elf_howto_table): Undo the overflow change for
R_386_PC16 made on 2005-07-18.
* elf64-x86-64.c (x86_64_elf_howto_table): Undo the overflow
change for R_X86_64_PC16 made on 2005-07-18.
2005-08-03 Alan Modra <amodra@bigpond.net.au> 2005-08-03 Alan Modra <amodra@bigpond.net.au>
* elf32-ppc.c (struct ppc_elf_link_hash_table): Remove hgot. Use * elf32-ppc.c (struct ppc_elf_link_hash_table): Remove hgot. Use

2
bfd/elf32-i386.c
View File

@ -95,7 +95,7 @@ static reloc_howto_type elf_howto_table[]=
HOWTO(R_386_16, 0, 1, 16, FALSE, 0, complain_overflow_bitfield, HOWTO(R_386_16, 0, 1, 16, FALSE, 0, complain_overflow_bitfield,
bfd_elf_generic_reloc, "R_386_16", bfd_elf_generic_reloc, "R_386_16",
TRUE, 0xffff, 0xffff, FALSE), TRUE, 0xffff, 0xffff, FALSE),
HOWTO(R_386_PC16, 0, 1, 16, TRUE, 0, complain_overflow_signed, HOWTO(R_386_PC16, 0, 1, 16, TRUE, 0, complain_overflow_bitfield,
bfd_elf_generic_reloc, "R_386_PC16", bfd_elf_generic_reloc, "R_386_PC16",
TRUE, 0xffff, 0xffff, TRUE), TRUE, 0xffff, 0xffff, TRUE),
HOWTO(R_386_8, 0, 0, 8, FALSE, 0, complain_overflow_bitfield, HOWTO(R_386_8, 0, 0, 8, FALSE, 0, complain_overflow_bitfield,

2
bfd/elf64-x86-64.c
View File

@ -73,7 +73,7 @@ static reloc_howto_type x86_64_elf_howto_table[] =
FALSE), FALSE),
HOWTO(R_X86_64_16, 0, 1, 16, FALSE, 0, complain_overflow_bitfield, HOWTO(R_X86_64_16, 0, 1, 16, FALSE, 0, complain_overflow_bitfield,
bfd_elf_generic_reloc, "R_X86_64_16", FALSE, 0xffff, 0xffff, FALSE), bfd_elf_generic_reloc, "R_X86_64_16", FALSE, 0xffff, 0xffff, FALSE),
HOWTO(R_X86_64_PC16,0, 1, 16, TRUE, 0, complain_overflow_signed, HOWTO(R_X86_64_PC16,0, 1, 16, TRUE, 0, complain_overflow_bitfield,
bfd_elf_generic_reloc, "R_X86_64_PC16", FALSE, 0xffff, 0xffff, TRUE), bfd_elf_generic_reloc, "R_X86_64_PC16", FALSE, 0xffff, 0xffff, TRUE),
HOWTO(R_X86_64_8, 0, 0, 8, FALSE, 0, complain_overflow_bitfield, HOWTO(R_X86_64_8, 0, 0, 8, FALSE, 0, complain_overflow_bitfield,
bfd_elf_generic_reloc, "R_X86_64_8", FALSE, 0xff, 0xff, FALSE), bfd_elf_generic_reloc, "R_X86_64_8", FALSE, 0xff, 0xff, FALSE),

6
ld/testsuite/ChangeLog
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@ -1,3 +1,9 @@
2005-08-03 H.J. Lu <hongjiu.lu@intel.com>
* ld-i386/pcrel16.d: Updated.
* ld-i386/pcrel16.s: Likewise.
* ld-x86-64/pcrel16.d: Likewise.
2005-08-01 Richard Sandiford <richard@codesourcery.com> 2005-08-01 Richard Sandiford <richard@codesourcery.com>
* ld-mips/mips-elf-flags.exp: Add more good_combination tests. * ld-mips/mips-elf-flags.exp: Add more good_combination tests.

15
ld/testsuite/ld-i386/pcrel16.d
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@ -1,3 +1,14 @@
#name: PCREL16 overflow #name: PCREL16 overflow
#ld: #ld: -Ttext 0x0
#error: .*relocation truncated to fit: R_386_PC16 .* #objdump: -drj.text -m i8086
.*: +file format elf32-i386
Disassembly of section .text:
0+ <_start>:
...
420: cd 42[ ]+int \$0x42
422: ca 02 00[ ]+lret \$0x2
...
f065: e9 b8 13[ ]+jmp 420 <_start\+0x420>

18
ld/testsuite/ld-i386/pcrel16.s
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@ -1,11 +1,9 @@
.text .code16
.code16 .text
.global _start, fwd .globl _start
_start: _start:
jpo fwd .org 0x420
.rept 2500 int $0x42
testl $0x12345678, %ss:0x76543210(,%eax,4) lret $2
.endr .org 0xf065
fwd: jmp _start+((0x42) << 4)
leave
ret

15
ld/testsuite/ld-x86-64/pcrel16.d
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@ -1,4 +1,15 @@
#name: PCREL16 overflow #name: PCREL16 overflow
#source: ../ld-i386/pcrel16.s #source: ../ld-i386/pcrel16.s
#ld: #ld: -Ttext 0x0
#error: .*relocation truncated to fit: R_X86_64_PC16 .* #objdump: -drj.text -m i8086
.*: +file format elf64-x86-64
Disassembly of section .text:
0+ <_start>:
...
420: cd 42[ ]+int \$0x42
422: ca 02 00[ ]+lret \$0x2
...
f065: e9 b8 13[ ]+jmp 420 <_start\+0x420>

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