X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FObject%2FELFObjectFile.cpp;h=85057fce167d3356c68e9b08aeba072496057f7f;hb=55804a089e7ac26d5a07a9ac38e5dcedad3f2754;hp=160053dabd87cd0b690fb9e7132243660e9cb74a;hpb=ac97f5ce486d1ca2967607028eacddd860aaddd0;p=oota-llvm.git

diff --git a/lib/Object/ELFObjectFile.cpp b/lib/Object/ELFObjectFile.cpp
index 160053dabd8..85057fce167 100644
--- a/lib/Object/ELFObjectFile.cpp
+++ b/lib/Object/ELFObjectFile.cpp
@@ -24,33 +24,45 @@ ObjectFile *ObjectFile::createELFObjectFile(MemoryBuffer *Object) {
   error_code ec;
 
   std::size_t MaxAlignment =
-    1ULL << CountTrailingZeros_64(uintptr_t(Object->getBufferStart()));
+    1ULL << countTrailingZeros(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!");