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| author | Alan Modra <amodra@gmail.com> | 2003-06-17 14:22:46 +0000 |
|---|---|---|
| committer | Alan Modra <amodra@gmail.com> | 2003-06-17 14:22:46 +0000 |
| commit | 1cf1f67042cebf68c4f0b6cce034d86b10f94342 (patch) | |
| tree | 40c00701f2e3b466e742a218844a62ccbcf5e4bb /bfd/elf64-ppc.c | |
| parent | 734b6cf9ae66bb2f7ced350c570aa339fb5ab707 (diff) | |
| download | gdb-1cf1f67042cebf68c4f0b6cce034d86b10f94342.zip gdb-1cf1f67042cebf68c4f0b6cce034d86b10f94342.tar.gz gdb-1cf1f67042cebf68c4f0b6cce034d86b10f94342.tar.bz2 | |
* elf64-ppc.c (ppc64_elf_relocate_section): Do unaligned reloc
optimizations earlier.
Diffstat (limited to 'bfd/elf64-ppc.c')
| -rw-r--r-- | bfd/elf64-ppc.c | 46 |
1 files changed, 19 insertions, 27 deletions
diff --git a/bfd/elf64-ppc.c b/bfd/elf64-ppc.c index 97fd482..6ac58cc 100644 --- a/bfd/elf64-ppc.c +++ b/bfd/elf64-ppc.c @@ -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 (); |