Remove getDataLayout() from Instruction/GlobalValue/BasicBlock/Function

Summary:
This does not conceptually belongs here. Instead provide a shortcut
getModule() that provides access to the DataLayout.

Reviewers: chandlerc, echristo

Reviewed By: echristo

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D8027

From: Mehdi Amini <mehdi.amini@apple.com>
llvm-svn: 231147
diff --git a/llvm/lib/Analysis/Loads.cpp b/llvm/lib/Analysis/Loads.cpp
index 5042eb9..aaaf75f 100644
--- a/llvm/lib/Analysis/Loads.cpp
+++ b/llvm/lib/Analysis/Loads.cpp
@@ -19,6 +19,7 @@
 #include "llvm/IR/GlobalVariable.h"
 #include "llvm/IR/IntrinsicInst.h"
 #include "llvm/IR/LLVMContext.h"
+#include "llvm/IR/Module.h"
 #include "llvm/IR/Operator.h"
 using namespace llvm;
 
@@ -178,7 +179,7 @@
 
   // Try to get the DataLayout for this module. This may be null, in which case
   // the optimizations will be limited.
-  const DataLayout *DL = ScanBB->getDataLayout();
+  const DataLayout *DL = ScanBB->getModule()->getDataLayout();
 
   // Try to get the store size for the type.
   uint64_t AccessSize = DL ? DL->getTypeStoreSize(AccessTy)