Toolchain/binutils-gdb
1
0
Fork 0
forked from Imagelibrary/binutils-gdb
Code Pull Requests Activity

* elf32-sparc.c (_bfd_sparc_elf_howto_table): Remove support for

Browse Source 
R_SPARC_UA64.
	(elf32_sparc_check_relocs): Likewise.
	Only create .rela section for alloced sections in shared libraries.
	(elf32_sparc_relocate_section): Likewise.
	Remove redundant check.
	Optimize unaligned reloc usage.
	* elf64-sparc.c (sparc64_elf_relocate_section): Remove redundant
	check.

	* testsuite/gas/sparc/unalign.s: Remove .uaxword test.
	* testsuite/gas/sparc/unalign.d: Adjust accordingly.
This commit is contained in:
Jakub Jelinek
2001-07-11 19:40:32 +00:00
parent cdbb0887ba
commit 20278fa326
6 changed files with 48 additions and 26 deletions
Download Patch File Download Diff File Expand all files Collapse all files

41
bfd/elf32-sparc.c
View File

@@ -120,7 +120,7 @@ reloc_howto_type _bfd_sparc_elf_howto_table[] =
HOWTO(R_SPARC_NONE, 0,0, 0,false,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_NONE", false,0,0x00000000,true),
HOWTO(R_SPARC_NONE, 0,0, 0,false,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_NONE", false,0,0x00000000,true),
HOWTO(R_SPARC_NONE, 0,0, 0,false,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_NONE", false,0,0x00000000,true),
HOWTO(R_SPARC_UA64, 0,4,64,false,0,complain_overflow_bitfield,bfd_elf_generic_reloc, "R_SPARC_UA64", false,0,(~ (bfd_vma)0), true),
HOWTO(R_SPARC_UA64, 0,0, 0,false,0,complain_overflow_dont, sparc_elf_notsupported_reloc, "R_SPARC_UA64", false,0,0x00000000,true),
HOWTO(R_SPARC_UA16, 0,1,16,false,0,complain_overflow_bitfield,bfd_elf_generic_reloc, "R_SPARC_UA16", false,0,0x0000ffff,true),
HOWTO(R_SPARC_REV32, 0,2,32,false,0,complain_overflow_bitfield,bfd_elf_generic_reloc, "R_SPARC_REV32", false,0,0xffffffff,true),
};
@@ -554,11 +554,10 @@ elf32_sparc_check_relocs (abfd, info, sec, relocs)
case R_SPARC_LO10:
case R_SPARC_UA16:
case R_SPARC_UA32:
case R_SPARC_UA64:
if (h != NULL)
h->elf_link_hash_flags |= ELF_LINK_NON_GOT_REF;
if (info->shared)
if (info->shared && (sec->flags & SEC_ALLOC))
{
/* When creating a shared object, we must copy these
relocs into the output file. We create a reloc
@@ -1223,7 +1222,6 @@ elf32_sparc_relocate_section (output_bfd, info, input_bfd, input_section,
|| r_type == R_SPARC_LO10
|| r_type == R_SPARC_UA16
|| r_type == R_SPARC_UA32
|| r_type == R_SPARC_UA64
|| ((r_type == R_SPARC_PC10
|| r_type == R_SPARC_PC22)
&& strcmp (h->root.root.string,
@@ -1412,8 +1410,7 @@ elf32_sparc_relocate_section (output_bfd, info, input_bfd, input_section,
case R_SPARC_LO10:
case R_SPARC_UA16:
case R_SPARC_UA32:
case R_SPARC_UA64:
if (info->shared)
if (info->shared && (input_section->flags & SEC_ALLOC))
{
Elf_Internal_Rela outrel;
boolean skip;
@@ -1463,6 +1460,28 @@ elf32_sparc_relocate_section (output_bfd, info, input_bfd, input_section,
outrel.r_offset += (input_section->output_section->vma
+ input_section->output_offset);
/* Optimize unaligned reloc usage now that we know where
it finally resides. */
switch (r_type)
{
case R_SPARC_16:
if (outrel.r_offset & 1)
r_type = R_SPARC_UA16;
break;
case R_SPARC_UA16:
if (!(outrel.r_offset & 1))
r_type = R_SPARC_16;
break;
case R_SPARC_32:
if (outrel.r_offset & 3)
r_type = R_SPARC_UA32;
break;
case R_SPARC_UA32:
if (!(outrel.r_offset & 3))
r_type = R_SPARC_32;
break;
}
if (skip)
memset (&outrel, 0, sizeof outrel);
/* h->dynindx may be -1 if the symbol was marked to
@@ -1535,12 +1554,8 @@ elf32_sparc_relocate_section (output_bfd, info, input_bfd, input_section,
++sreloc->reloc_count;
/* This reloc will be computed at runtime, so there's no
need to do anything now, unless this is a RELATIVE
reloc in an unallocated section. */
if (skip
|| (input_section->flags & SEC_ALLOC) != 0
|| ELF32_R_TYPE (outrel.r_info) != R_SPARC_RELATIVE)
continue;
need to do anything now. */
continue;
}
break;
@@ -2024,7 +2039,7 @@ elf32_sparc_object_p (abfd)
}
else if (elf_elfheader (abfd)->e_flags & EF_SPARC_LEDATA)
return bfd_default_set_arch_mach (abfd, bfd_arch_sparc,
bfd_mach_sparc_sparclite_le);
bfd_mach_sparc_sparclite_le);
else
return bfd_default_set_arch_mach (abfd, bfd_arch_sparc, bfd_mach_sparc);
}