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//===--- WebAssembly.h - WebAssembly ToolChain Implementations --*- 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
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_WEBASSEMBLY_H
#define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_WEBASSEMBLY_H
#include "Gnu.h"
#include "llvm/Config/llvm-config.h" // for LLVM_VERSION_MAJOR
#include "clang/Driver/Tool.h"
#include "clang/Driver/ToolChain.h"
#define TOSTR2(X) #X
#define TOSTR(X) TOSTR2(X)
namespace clang {
namespace driver {
namespace tools {
namespace wasm {
class LLVM_LIBRARY_VISIBILITY Linker : public Tool {
public:
explicit Linker(const ToolChain &TC) : Tool("wasm::Linker", "linker", TC) {}
bool isLinkJob() const override { return true; }
bool hasIntegratedCPP() const override { return false; }
std::string getLinkerPath(const llvm::opt::ArgList &Args) const;
void ConstructJob(Compilation &C, const JobAction &JA,
const InputInfo &Output, const InputInfoList &Inputs,
const llvm::opt::ArgList &TCArgs,
const char *LinkingOutput) const override;
};
} // end namespace wasm
} // end namespace tools
namespace toolchains {
class LLVM_LIBRARY_VISIBILITY WebAssembly final : public ToolChain {
public:
WebAssembly(const Driver &D, const llvm::Triple &Triple,
const llvm::opt::ArgList &Args);
private:
bool IsMathErrnoDefault() const override;
bool IsObjCNonFragileABIDefault() const override;
bool UseObjCMixedDispatch() const override;
bool isPICDefault() const override;
bool isPIEDefault(const llvm::opt::ArgList &Args) const override;
bool isPICDefaultForced() const override;
bool IsIntegratedAssemblerDefault() const override;
bool hasBlocksRuntime() const override;
bool SupportsProfiling() const override;
bool HasNativeLLVMSupport() const override;
unsigned GetDefaultDwarfVersion() const override { return 4; }
void
addClangTargetOptions(const llvm::opt::ArgList &DriverArgs,
llvm::opt::ArgStringList &CC1Args,
Action::OffloadKind DeviceOffloadKind) const override;
RuntimeLibType GetDefaultRuntimeLibType() const override;
RuntimeLibType GetRuntimeLibType(const llvm::opt::ArgList &Args) const override;
CXXStdlibType GetCXXStdlibType(const llvm::opt::ArgList &Args) const override;
void
AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
llvm::opt::ArgStringList &CC1Args) const override;
void AddClangCXXStdlibIncludeArgs(
const llvm::opt::ArgList &DriverArgs,
llvm::opt::ArgStringList &CC1Args) const override;
void AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args,
llvm::opt::ArgStringList &CmdArgs) const override;
SanitizerMask getSupportedSanitizers() const override;
const char *getDefaultLinker() const override { return "wasm-ld-" TOSTR(LLVM_VERSION_MAJOR); }
CXXStdlibType GetDefaultCXXStdlibType() const override {
return ToolChain::CST_Libcxx;
}
Tool *buildLinker() const override;
std::string getMultiarchTriple(const Driver &D,
const llvm::Triple &TargetTriple,
StringRef SysRoot) const override;
void addLibCxxIncludePaths(const llvm::opt::ArgList &DriverArgs,
llvm::opt::ArgStringList &CC1Args) const;
void addLibStdCXXIncludePaths(const llvm::opt::ArgList &DriverArgs,
llvm::opt::ArgStringList &CC1Args) const;
std::string computeSysRoot() const override;
};
} // end namespace toolchains
} // end namespace driver
} // end namespace clang
#endif // LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_WEBASSEMBLY_H
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