long double patch 2 of N. Handle it in TargetData.

(I've tried to get the info right for all targets,
but I'm not expert on all of them - check yours.)


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40792 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/IA64/IA64TargetMachine.cpp

@@ -63,7 +63,7 @@ unsigned IA64TargetMachine::getModuleMatchQuality(const Module &M) {
 /// IA64TargetMachine ctor - Create an LP64 architecture model
 ///
 IA64TargetMachine::IA64TargetMachine(const Module &M, const std::string &FS)
-  : DataLayout("e"),
+  : DataLayout("e-f80:128:128"),
     FrameInfo(TargetFrameInfo::StackGrowsDown, 16, 0),
     TLInfo(*this) { // FIXME? check this stuff
 }