[llvm] [ASan][RISCV] Teach AddressSanitizer to support indexed load/store. (PR #160443)

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``````````bash
git-clang-format --diff origin/main HEAD --extensions h,cpp -- llvm/include/llvm/Analysis/InterestingMemoryOperand.h llvm/lib/Target/RISCV/RISCVTargetTransformInfo.cpp llvm/lib/Transforms/Instrumentation/AddressSanitizer.cpp
``````````

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View the diff from clang-format here.
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``````````diff
diff --git a/llvm/include/llvm/Analysis/InterestingMemoryOperand.h b/llvm/include/llvm/Analysis/InterestingMemoryOperand.h
index 944d95ce0..f9e8146fb 100644
--- a/llvm/include/llvm/Analysis/InterestingMemoryOperand.h
+++ b/llvm/include/llvm/Analysis/InterestingMemoryOperand.h
@@ -41,7 +41,7 @@ public:
                            Value *MaybeMask = nullptr,
                            Value *MaybeEVL = nullptr,
                            Value *MaybeStride = nullptr,
-			   Value *MaybeOffset = nullptr)
+                           Value *MaybeOffset = nullptr)
       : IsWrite(IsWrite), OpType(OpType), Alignment(Alignment),
         MaybeMask(MaybeMask), MaybeEVL(MaybeEVL), MaybeStride(MaybeStride),
         MaybeOffset(MaybeOffset) {
diff --git a/llvm/lib/Target/RISCV/RISCVTargetTransformInfo.cpp b/llvm/lib/Target/RISCV/RISCVTargetTransformInfo.cpp
index d7d97298f..eddacb6f8 100644
--- a/llvm/lib/Target/RISCV/RISCVTargetTransformInfo.cpp
+++ b/llvm/lib/Target/RISCV/RISCVTargetTransformInfo.cpp
@@ -2800,7 +2800,8 @@ bool RISCVTTIImpl::getTgtMemIntrinsic(IntrinsicInst *Inst,
       Mask = Inst->getArgOperand(VLIndex - 1);
     Value *EVL = Inst->getArgOperand(VLIndex);
     Value *OffsetOp = Inst->getArgOperand(PtrOperandNo + 1);
-    Info.InterestingOperands.emplace_back(Inst, PtrOperandNo, IsWrite, Ty, Align(1), Mask, EVL,
+    Info.InterestingOperands.emplace_back(Inst, PtrOperandNo, IsWrite, Ty,
+                                          Align(1), Mask, EVL,
                                           /* Stride */ nullptr, OffsetOp);
     return true;
   }
diff --git a/llvm/lib/Transforms/Instrumentation/AddressSanitizer.cpp b/llvm/lib/Transforms/Instrumentation/AddressSanitizer.cpp
index dbd9e77ca..bb34ec986 100644
--- a/llvm/lib/Transforms/Instrumentation/AddressSanitizer.cpp
+++ b/llvm/lib/Transforms/Instrumentation/AddressSanitizer.cpp
@@ -1785,7 +1785,7 @@ void AddressSanitizer::instrumentMop(ObjectSizeOffsetVisitor &ObjSizeVis,
     NumInstrumentedWrites++;
   else
     NumInstrumentedReads++;
-  
+
   if (O.MaybeOffset) {
     Type *Ty = Type::getInt8Ty(*C);
     IRBuilder IB(O.getInsn());

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https://github.com/llvm/llvm-project/pull/160443