Import prebuilt clang toolchain for linux.
diff --git a/linux-x64/clang/include/llvm/MC/MCSymbolWasm.h b/linux-x64/clang/include/llvm/MC/MCSymbolWasm.h
new file mode 100644
index 0000000..10eadb0
--- /dev/null
+++ b/linux-x64/clang/include/llvm/MC/MCSymbolWasm.h
@@ -0,0 +1,96 @@
+//===- MCSymbolWasm.h - ----------------------------------------*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+#ifndef LLVM_MC_MCSYMBOLWASM_H
+#define LLVM_MC_MCSYMBOLWASM_H
+
+#include "llvm/BinaryFormat/Wasm.h"
+#include "llvm/MC/MCSymbol.h"
+
+namespace llvm {
+
+class MCSymbolWasm : public MCSymbol {
+ wasm::WasmSymbolType Type = wasm::WASM_SYMBOL_TYPE_DATA;
+ bool IsWeak = false;
+ bool IsHidden = false;
+ bool IsComdat = false;
+ std::string ModuleName;
+ SmallVector<wasm::ValType, 1> Returns;
+ SmallVector<wasm::ValType, 4> Params;
+ wasm::WasmGlobalType GlobalType;
+ bool ParamsSet = false;
+ bool ReturnsSet = false;
+ bool GlobalTypeSet = false;
+
+ /// An expression describing how to calculate the size of a symbol. If a
+ /// symbol has no size this field will be NULL.
+ const MCExpr *SymbolSize = nullptr;
+
+public:
+ // Use a module name of "env" for now, for compatibility with existing tools.
+ // This is temporary, and may change, as the ABI is not yet stable.
+ MCSymbolWasm(const StringMapEntry<bool> *Name, bool isTemporary)
+ : MCSymbol(SymbolKindWasm, Name, isTemporary),
+ ModuleName("env") {}
+ static bool classof(const MCSymbol *S) { return S->isWasm(); }
+
+ const MCExpr *getSize() const { return SymbolSize; }
+ void setSize(const MCExpr *SS) { SymbolSize = SS; }
+
+ bool isFunction() const { return Type == wasm::WASM_SYMBOL_TYPE_FUNCTION; }
+ bool isData() const { return Type == wasm::WASM_SYMBOL_TYPE_DATA; }
+ bool isGlobal() const { return Type == wasm::WASM_SYMBOL_TYPE_GLOBAL; }
+ wasm::WasmSymbolType getType() const { return Type; }
+ void setType(wasm::WasmSymbolType type) { Type = type; }
+
+ bool isWeak() const { return IsWeak; }
+ void setWeak(bool isWeak) { IsWeak = isWeak; }
+
+ bool isHidden() const { return IsHidden; }
+ void setHidden(bool isHidden) { IsHidden = isHidden; }
+
+ bool isComdat() const { return IsComdat; }
+ void setComdat(bool isComdat) { IsComdat = isComdat; }
+
+ const StringRef getModuleName() const { return ModuleName; }
+ void setModuleName(StringRef Name) { ModuleName = Name; }
+
+ const SmallVector<wasm::ValType, 1> &getReturns() const {
+ assert(ReturnsSet);
+ return Returns;
+ }
+
+ void setReturns(SmallVectorImpl<wasm::ValType> &&Rets) {
+ ReturnsSet = true;
+ Returns = std::move(Rets);
+ }
+
+ const SmallVector<wasm::ValType, 4> &getParams() const {
+ assert(ParamsSet);
+ return Params;
+ }
+
+ void setParams(SmallVectorImpl<wasm::ValType> &&Pars) {
+ ParamsSet = true;
+ Params = std::move(Pars);
+ }
+
+ const wasm::WasmGlobalType &getGlobalType() const {
+ assert(GlobalTypeSet);
+ return GlobalType;
+ }
+
+ void setGlobalType(wasm::WasmGlobalType GT) {
+ GlobalTypeSet = true;
+ GlobalType = GT;
+ }
+};
+
+} // end namespace llvm
+
+#endif // LLVM_MC_MCSYMBOLWASM_H