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| author | Michael J. Spencer <bigcheesegs@gmail.com> | 2013-02-03 10:48:31 +0000 |
|---|---|---|
| committer | Michael J. Spencer <bigcheesegs@gmail.com> | 2013-02-03 10:48:31 +0000 |
| commit | 39678d836c2e2ae4ff8bb8a33dcee9601929d7fb (patch) | |
| tree | 09c20c78bf738f4d376f0fb76b83255271bcac60 /llvm/lib/Object/ELFObjectFile.cpp | |
| parent | 8901bb66fb1c5d3a3e87fff5828bfd65a7fe6e03 (diff) | |
| download | bcm5719-llvm-39678d836c2e2ae4ff8bb8a33dcee9601929d7fb.tar.gz bcm5719-llvm-39678d836c2e2ae4ff8bb8a33dcee9601929d7fb.zip | |
[Support] Add LLVM_IS_UNALIGNED_ACCESS_FAST.
llvm-svn: 174271
Diffstat (limited to 'llvm/lib/Object/ELFObjectFile.cpp')
| -rw-r--r-- | llvm/lib/Object/ELFObjectFile.cpp | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/llvm/lib/Object/ELFObjectFile.cpp b/llvm/lib/Object/ELFObjectFile.cpp index 160053dabd8..cfe0eb467e5 100644 --- a/llvm/lib/Object/ELFObjectFile.cpp +++ b/llvm/lib/Object/ELFObjectFile.cpp @@ -27,30 +27,42 @@ ObjectFile *ObjectFile::createELFObjectFile(MemoryBuffer *Object) { 1ULL << CountTrailingZeros_64(uintptr_t(Object->getBufferStart())); if (Ident.first == ELF::ELFCLASS32 && Ident.second == ELF::ELFDATA2LSB) +#if !LLVM_IS_UNALIGNED_ACCESS_FAST if (MaxAlignment >= 4) return new ELFObjectFile<ELFType<support::little, 4, false> >(Object, ec); - else if (MaxAlignment >= 2) + else +#endif + if (MaxAlignment >= 2) return new ELFObjectFile<ELFType<support::little, 2, false> >(Object, ec); else llvm_unreachable("Invalid alignment for ELF file!"); else if (Ident.first == ELF::ELFCLASS32 && Ident.second == ELF::ELFDATA2MSB) +#if !LLVM_IS_UNALIGNED_ACCESS_FAST if (MaxAlignment >= 4) return new ELFObjectFile<ELFType<support::big, 4, false> >(Object, ec); - else if (MaxAlignment >= 2) + else +#endif + if (MaxAlignment >= 2) return new ELFObjectFile<ELFType<support::big, 2, false> >(Object, ec); else llvm_unreachable("Invalid alignment for ELF file!"); else if (Ident.first == ELF::ELFCLASS64 && Ident.second == ELF::ELFDATA2MSB) +#if !LLVM_IS_UNALIGNED_ACCESS_FAST if (MaxAlignment >= 8) return new ELFObjectFile<ELFType<support::big, 8, true> >(Object, ec); - else if (MaxAlignment >= 2) + else +#endif + if (MaxAlignment >= 2) return new ELFObjectFile<ELFType<support::big, 2, true> >(Object, ec); else llvm_unreachable("Invalid alignment for ELF file!"); else if (Ident.first == ELF::ELFCLASS64 && Ident.second == ELF::ELFDATA2LSB) { +#if !LLVM_IS_UNALIGNED_ACCESS_FAST if (MaxAlignment >= 8) return new ELFObjectFile<ELFType<support::little, 8, true> >(Object, ec); - else if (MaxAlignment >= 2) + else +#endif + if (MaxAlignment >= 2) return new ELFObjectFile<ELFType<support::little, 2, true> >(Object, ec); else llvm_unreachable("Invalid alignment for ELF file!"); |
