revert 93934, removing the MCAsmInfo endianness bit.  I can't
stomache MCAsmInfo having this, and I found a better solution to
this layering issue.

llvm-svn: 93985
diff --git a/llvm/lib/Target/PowerPC/PPCMCAsmInfo.cpp b/llvm/lib/Target/PowerPC/PPCMCAsmInfo.cpp
index 12de942..ee6deb5 100644
--- a/llvm/lib/Target/PowerPC/PPCMCAsmInfo.cpp
+++ b/llvm/lib/Target/PowerPC/PPCMCAsmInfo.cpp
@@ -14,7 +14,7 @@
 #include "PPCMCAsmInfo.h"
 using namespace llvm;
 
-PPCMCAsmInfoDarwin::PPCMCAsmInfoDarwin(bool is64Bit) : MCAsmInfoDarwin(false) {
+PPCMCAsmInfoDarwin::PPCMCAsmInfoDarwin(bool is64Bit) {
   PCSymbol = ".";
   CommentString = ";";
   ExceptionsType = ExceptionHandling::Dwarf;
@@ -25,7 +25,7 @@
   SupportsDebugInformation= true; // Debug information.
 }
 
-PPCLinuxMCAsmInfo::PPCLinuxMCAsmInfo(bool is64Bit) : MCAsmInfo(false)  {
+PPCLinuxMCAsmInfo::PPCLinuxMCAsmInfo(bool is64Bit) {
   CommentString = "#";
   GlobalPrefix = "";
   PrivateGlobalPrefix = ".L";