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* elf64-ppc.c (ppc64_elf_relocate_section): Do unaligned reloc

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optimizations earlier.
This commit is contained in:
Alan Modra 2003-06-17 14:22:46 +00:00
parent 734b6cf9ae
commit 1cf1f67042
2 changed files with 22 additions and 27 deletions
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3
bfd/ChangeLog
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@ -1,5 +1,8 @@
2003-06-17 Alan Modra <amodra@bigpond.net.au>
* elf64-ppc.c (ppc64_elf_relocate_section): Do unaligned reloc
optimizations earlier.
* elf64-ppc.c (struct ppc_link_hash_table): Reinstate top_index.
Restore previous input_list type.
(ppc64_elf_link_hash_table_create): Undo last change.

46
bfd/elf64-ppc.c
View File

@ -8212,6 +8212,7 @@ ppc64_elf_relocate_section (output_bfd, info, input_bfd, input_section,
bfd_boolean skip, relocate;
asection *sreloc;
bfd_byte *loc;
bfd_vma out_off;
/* When generating a dynamic object, these relocations
are copied into the output file to be resolved at run
@ -8220,17 +8221,28 @@ ppc64_elf_relocate_section (output_bfd, info, input_bfd, input_section,
skip = FALSE;
relocate = FALSE;
outrel.r_offset =
_bfd_elf_section_offset (output_bfd, info, input_section,
rel->r_offset);
if (outrel.r_offset == (bfd_vma) -1)
out_off = _bfd_elf_section_offset (output_bfd, info,
input_section, rel->r_offset);
if (out_off == (bfd_vma) -1)
skip = TRUE;
else if (outrel.r_offset == (bfd_vma) -2)
else if (out_off == (bfd_vma) -2)
skip = TRUE, relocate = TRUE;
outrel.r_offset += (input_section->output_section->vma
+ input_section->output_offset);
out_off += (input_section->output_section->vma
+ input_section->output_offset);
outrel.r_offset = out_off;
outrel.r_addend = rel->r_addend;
/* Optimize unaligned reloc use. */
if ((r_type == R_PPC64_ADDR64 && (out_off & 7) != 0)
|| (r_type == R_PPC64_UADDR64 && (out_off & 7) == 0))
r_type ^= R_PPC64_ADDR64 ^ R_PPC64_UADDR64;
else if ((r_type == R_PPC64_ADDR32 && (out_off & 3) != 0)
|| (r_type == R_PPC64_UADDR32 && (out_off & 3) == 0))
r_type ^= R_PPC64_ADDR32 ^ R_PPC64_UADDR32;
else if ((r_type == R_PPC64_ADDR16 && (out_off & 1) != 0)
|| (r_type == R_PPC64_UADDR16 && (out_off & 1) == 0))
r_type ^= R_PPC64_ADDR16 ^ R_PPC64_UADDR16;
if (skip)
memset (&outrel, 0, sizeof outrel);
else if (h != NULL
@ -8297,26 +8309,6 @@ ppc64_elf_relocate_section (output_bfd, info, input_bfd, input_section,
}
}
/* Optimize unaligned reloc use. */
if ((ELF64_R_TYPE (outrel.r_info) == R_PPC64_ADDR64
&& (outrel.r_offset & 7) != 0)
|| (ELF64_R_TYPE (outrel.r_info) == R_PPC64_UADDR64
&& (outrel.r_offset & 7) == 0))
outrel.r_info ^= (ELF64_R_INFO (0, R_PPC64_ADDR64)
^ ELF64_R_INFO (0, R_PPC64_UADDR64));
else if ((ELF64_R_TYPE (outrel.r_info) == R_PPC64_ADDR32
&& (outrel.r_offset & 3) != 0)
|| (ELF64_R_TYPE (outrel.r_info) == R_PPC64_UADDR32
&& (outrel.r_offset & 3) == 0))
outrel.r_info ^= (ELF64_R_INFO (0, R_PPC64_ADDR32)
^ ELF64_R_INFO (0, R_PPC64_UADDR32));
else if ((ELF64_R_TYPE (outrel.r_info) == R_PPC64_ADDR16
&& (outrel.r_offset & 1) != 0)
|| (ELF64_R_TYPE (outrel.r_info) == R_PPC64_UADDR16
&& (outrel.r_offset & 1) == 0))
outrel.r_info ^= (ELF64_R_INFO (0, R_PPC64_ADDR16)
^ ELF64_R_INFO (0, R_PPC64_UADDR16));
sreloc = elf_section_data (input_section)->sreloc;
if (sreloc == NULL)
abort ();