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

2 files changed, 247 insertions, 0 deletions

diff --git a/clang-r353983e/include/llvm/AsmParser/Parser.h b/clang-r353983e/include/llvm/AsmParser/Parser.h
new file mode 100644
index 00000000..b0c60349
--- /dev/null
+++ b/clang-r353983e/include/llvm/AsmParser/Parser.h
@@ -0,0 +1,206 @@
+//===-- Parser.h - Parser for LLVM IR text assembly files -------*- 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
+//
+//===----------------------------------------------------------------------===//
+//
+//  These classes are implemented by the lib/AsmParser library.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_ASMPARSER_PARSER_H
+#define LLVM_ASMPARSER_PARSER_H
+
+#include "llvm/Support/MemoryBuffer.h"
+
+namespace llvm {
+
+class Constant;
+class LLVMContext;
+class Module;
+class ModuleSummaryIndex;
+struct SlotMapping;
+class SMDiagnostic;
+class Type;
+
+/// This function is a main interface to the LLVM Assembly Parser. It parses
+/// an ASCII file that (presumably) contains LLVM Assembly code. It returns a
+/// Module (intermediate representation) with the corresponding features. Note
+/// that this does not verify that the generated Module is valid, so you should
+/// run the verifier after parsing the file to check that it is okay.
+/// Parse LLVM Assembly from a file
+/// \param Filename The name of the file to parse
+/// \param Err Error result info.
+/// \param Context Context in which to allocate globals info.
+/// \param Slots The optional slot mapping that will be initialized during
+///              parsing.
+/// \param UpgradeDebugInfo Run UpgradeDebugInfo, which runs the Verifier.
+///                         This option should only be set to false by llvm-as
+///                         for use inside the LLVM testuite!
+/// \param DataLayoutString Override datalayout in the llvm assembly.
+std::unique_ptr<Module>
+parseAssemblyFile(StringRef Filename, SMDiagnostic &Err, LLVMContext &Context,
+                  SlotMapping *Slots = nullptr, bool UpgradeDebugInfo = true,
+                  StringRef DataLayoutString = "");
+
+/// The function is a secondary interface to the LLVM Assembly Parser. It parses
+/// an ASCII string that (presumably) contains LLVM Assembly code. It returns a
+/// Module (intermediate representation) with the corresponding features. Note
+/// that this does not verify that the generated Module is valid, so you should
+/// run the verifier after parsing the file to check that it is okay.
+/// Parse LLVM Assembly from a string
+/// \param AsmString The string containing assembly
+/// \param Err Error result info.
+/// \param Context Context in which to allocate globals info.
+/// \param Slots The optional slot mapping that will be initialized during
+///              parsing.
+/// \param UpgradeDebugInfo Run UpgradeDebugInfo, which runs the Verifier.
+///                         This option should only be set to false by llvm-as
+///                         for use inside the LLVM testuite!
+/// \param DataLayoutString Override datalayout in the llvm assembly.
+std::unique_ptr<Module> parseAssemblyString(StringRef AsmString,
+                                            SMDiagnostic &Err,
+                                            LLVMContext &Context,
+                                            SlotMapping *Slots = nullptr,
+                                            bool UpgradeDebugInfo = true,
+                                            StringRef DataLayoutString = "");
+
+/// Holds the Module and ModuleSummaryIndex returned by the interfaces
+/// that parse both.
+struct ParsedModuleAndIndex {
+  std::unique_ptr<Module> Mod;
+  std::unique_ptr<ModuleSummaryIndex> Index;
+};
+
+/// This function is a main interface to the LLVM Assembly Parser. It parses
+/// an ASCII file that (presumably) contains LLVM Assembly code, including
+/// a module summary. It returns a Module (intermediate representation) and
+/// a ModuleSummaryIndex with the corresponding features. Note that this does
+/// not verify that the generated Module or Index are valid, so you should
+/// run the verifier after parsing the file to check that they are okay.
+/// Parse LLVM Assembly from a file
+/// \param Filename The name of the file to parse
+/// \param Err Error result info.
+/// \param Context Context in which to allocate globals info.
+/// \param Slots The optional slot mapping that will be initialized during
+///              parsing.
+/// \param UpgradeDebugInfo Run UpgradeDebugInfo, which runs the Verifier.
+///                         This option should only be set to false by llvm-as
+///                         for use inside the LLVM testuite!
+/// \param DataLayoutString Override datalayout in the llvm assembly.
+ParsedModuleAndIndex
+parseAssemblyFileWithIndex(StringRef Filename, SMDiagnostic &Err,
+                           LLVMContext &Context, SlotMapping *Slots = nullptr,
+                           bool UpgradeDebugInfo = true,
+                           StringRef DataLayoutString = "");
+
+/// This function is a main interface to the LLVM Assembly Parser. It parses
+/// an ASCII file that (presumably) contains LLVM Assembly code for a module
+/// summary. It returns a a ModuleSummaryIndex with the corresponding features.
+/// Note that this does not verify that the generated Index is valid, so you
+/// should run the verifier after parsing the file to check that it is okay.
+/// Parse LLVM Assembly Index from a file
+/// \param Filename The name of the file to parse
+/// \param Err Error result info.
+std::unique_ptr<ModuleSummaryIndex>
+parseSummaryIndexAssemblyFile(StringRef Filename, SMDiagnostic &Err);
+
+/// parseAssemblyFile and parseAssemblyString are wrappers around this function.
+/// Parse LLVM Assembly from a MemoryBuffer.
+/// \param F The MemoryBuffer containing assembly
+/// \param Err Error result info.
+/// \param Slots The optional slot mapping that will be initialized during
+///              parsing.
+/// \param UpgradeDebugInfo Run UpgradeDebugInfo, which runs the Verifier.
+///                         This option should only be set to false by llvm-as
+///                         for use inside the LLVM testuite!
+/// \param DataLayoutString Override datalayout in the llvm assembly.
+std::unique_ptr<Module> parseAssembly(MemoryBufferRef F, SMDiagnostic &Err,
+                                      LLVMContext &Context,
+                                      SlotMapping *Slots = nullptr,
+                                      bool UpgradeDebugInfo = true,
+                                      StringRef DataLayoutString = "");
+
+/// Parse LLVM Assembly including the summary index from a MemoryBuffer.
+///
+/// \param F The MemoryBuffer containing assembly with summary
+/// \param Err Error result info.
+/// \param Slots The optional slot mapping that will be initialized during
+///              parsing.
+/// \param UpgradeDebugInfo Run UpgradeDebugInfo, which runs the Verifier.
+///                         This option should only be set to false by llvm-as
+///                         for use inside the LLVM testuite!
+/// \param DataLayoutString Override datalayout in the llvm assembly.
+///
+/// parseAssemblyFileWithIndex is a wrapper around this function.
+ParsedModuleAndIndex parseAssemblyWithIndex(MemoryBufferRef F,
+                                            SMDiagnostic &Err,
+                                            LLVMContext &Context,
+                                            SlotMapping *Slots = nullptr,
+                                            bool UpgradeDebugInfo = true,
+                                            StringRef DataLayoutString = "");
+
+/// Parse LLVM Assembly for summary index from a MemoryBuffer.
+///
+/// \param F The MemoryBuffer containing assembly with summary
+/// \param Err Error result info.
+///
+/// parseSummaryIndexAssemblyFile is a wrapper around this function.
+std::unique_ptr<ModuleSummaryIndex>
+parseSummaryIndexAssembly(MemoryBufferRef F, SMDiagnostic &Err);
+
+/// This function is the low-level interface to the LLVM Assembly Parser.
+/// This is kept as an independent function instead of being inlined into
+/// parseAssembly for the convenience of interactive users that want to add
+/// recently parsed bits to an existing module.
+///
+/// \param F The MemoryBuffer containing assembly
+/// \param M The module to add data to.
+/// \param Index The index to add data to.
+/// \param Err Error result info.
+/// \param Slots The optional slot mapping that will be initialized during
+///              parsing.
+/// \return true on error.
+/// \param UpgradeDebugInfo Run UpgradeDebugInfo, which runs the Verifier.
+///                         This option should only be set to false by llvm-as
+///                         for use inside the LLVM testuite!
+/// \param DataLayoutString Override datalayout in the llvm assembly.
+bool parseAssemblyInto(MemoryBufferRef F, Module *M, ModuleSummaryIndex *Index,
+                       SMDiagnostic &Err, SlotMapping *Slots = nullptr,
+                       bool UpgradeDebugInfo = true,
+                       StringRef DataLayoutString = "");
+
+/// Parse a type and a constant value in the given string.
+///
+/// The constant value can be any LLVM constant, including a constant
+/// expression.
+///
+/// \param Slots The optional slot mapping that will restore the parsing state
+/// of the module.
+/// \return null on error.
+Constant *parseConstantValue(StringRef Asm, SMDiagnostic &Err, const Module &M,
+                             const SlotMapping *Slots = nullptr);
+
+/// Parse a type in the given string.
+///
+/// \param Slots The optional slot mapping that will restore the parsing state
+/// of the module.
+/// \return null on error.
+Type *parseType(StringRef Asm, SMDiagnostic &Err, const Module &M,
+                const SlotMapping *Slots = nullptr);
+
+/// Parse a string \p Asm that starts with a type.
+/// \p Read[out] gives the number of characters that have been read to parse
+/// the type in \p Asm.
+///
+/// \param Slots The optional slot mapping that will restore the parsing state
+/// of the module.
+/// \return null on error.
+Type *parseTypeAtBeginning(StringRef Asm, unsigned &Read, SMDiagnostic &Err,
+                           const Module &M, const SlotMapping *Slots = nullptr);
+
+} // End llvm namespace
+
+#endif
diff --git a/clang-r353983e/include/llvm/AsmParser/SlotMapping.h b/clang-r353983e/include/llvm/AsmParser/SlotMapping.h
new file mode 100644
index 00000000..0e95eb81
--- /dev/null
+++ b/clang-r353983e/include/llvm/AsmParser/SlotMapping.h
@@ -0,0 +1,41 @@
+//===-- SlotMapping.h - Slot number mapping for unnamed values --*- 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
+//
+//===----------------------------------------------------------------------===//
+//
+// This file contains the declaration of the SlotMapping struct.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_ASMPARSER_SLOTMAPPING_H
+#define LLVM_ASMPARSER_SLOTMAPPING_H
+
+#include "llvm/ADT/StringMap.h"
+#include "llvm/IR/TrackingMDRef.h"
+#include <map>
+#include <vector>
+
+namespace llvm {
+
+class GlobalValue;
+class Type;
+
+/// This struct contains the mappings from the slot numbers to unnamed metadata
+/// nodes, global values and types. It also contains the mapping for the named
+/// types.
+/// It can be used to save the parsing state of an LLVM IR module so that the
+/// textual references to the values in the module can be parsed outside of the
+/// module's source.
+struct SlotMapping {
+  std::vector<GlobalValue *> GlobalValues;
+  std::map<unsigned, TrackingMDNodeRef> MetadataNodes;
+  StringMap<Type *> NamedTypes;
+  std::map<unsigned, Type *> Types;
+};
+
+} // end namespace llvm
+
+#endif