Update prebuilt Clang to r353983e.HEADq10.0

clang 9.0.5 (based on r353983e) from build 5696680.

Bug: http://b/135931688
Bug: http://b/136008926
Test: N/A
Change-Id: I922d17410047d2e2df4625615352c588ee71b203

1 files changed, 55 insertions, 0 deletions

diff --git a/clang-r353983e/include/llvm/Transforms/Utils/SanitizerStats.h b/clang-r353983e/include/llvm/Transforms/Utils/SanitizerStats.h
new file mode 100644
index 00000000..14e8ae04
--- /dev/null
+++ b/clang-r353983e/include/llvm/Transforms/Utils/SanitizerStats.h
@@ -0,0 +1,55 @@
+//===- SanitizerStats.h - Sanitizer statistics gathering  -------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// Declares functions and data structures for sanitizer statistics gathering.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_TRANSFORMS_UTILS_SANITIZERSTATS_H
+#define LLVM_TRANSFORMS_UTILS_SANITIZERSTATS_H
+
+#include "llvm/IR/IRBuilder.h"
+
+namespace llvm {
+
+// Number of bits in data that are used for the sanitizer kind. Needs to match
+// __sanitizer::kKindBits in compiler-rt/lib/stats/stats.h
+enum { kSanitizerStatKindBits = 3 };
+
+enum SanitizerStatKind {
+  SanStat_CFI_VCall,
+  SanStat_CFI_NVCall,
+  SanStat_CFI_DerivedCast,
+  SanStat_CFI_UnrelatedCast,
+  SanStat_CFI_ICall,
+};
+
+struct SanitizerStatReport {
+  SanitizerStatReport(Module *M);
+
+  /// Generates code into B that increments a location-specific counter tagged
+  /// with the given sanitizer kind SK.
+  void create(IRBuilder<> &B, SanitizerStatKind SK);
+
+  /// Finalize module stats array and add global constructor to register it.
+  void finish();
+
+private:
+  Module *M;
+  GlobalVariable *ModuleStatsGV;
+  ArrayType *StatTy;
+  StructType *EmptyModuleStatsTy;
+
+  std::vector<Constant *> Inits;
+  ArrayType *makeModuleStatsArrayTy();
+  StructType *makeModuleStatsTy();
+};
+
+}
+
+#endif