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//===--- BareMetal.h - Bare Metal Tool and ToolChain ------------*- 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_BAREMETAL_H
#define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_BAREMETAL_H
#include "clang/Driver/Tool.h"
#include "clang/Driver/ToolChain.h"
#include <string>
namespace clang {
namespace driver {
namespace toolchains {
class LLVM_LIBRARY_VISIBILITY BareMetal : public ToolChain {
public:
BareMetal(const Driver &D, const llvm::Triple &Triple,
const llvm::opt::ArgList &Args);
~BareMetal() override = default;
static bool handlesTarget(const llvm::Triple &Triple);
void findMultilibs(const Driver &D, const llvm::Triple &Triple,
const llvm::opt::ArgList &Args);
protected:
Tool *buildLinker() const override;
public:
bool useIntegratedAs() const override { return true; }
bool isBareMetal() const override { return true; }
bool isCrossCompiling() const override { return true; }
bool isPICDefault() const override { return false; }
bool isPIEDefault(const llvm::opt::ArgList &Args) const override {
return false;
}
bool isPICDefaultForced() const override { return false; }
bool SupportsProfiling() const override { return false; }
StringRef getOSLibName() const override { return "baremetal"; }
RuntimeLibType GetDefaultRuntimeLibType() const override {
return ToolChain::RLT_CompilerRT;
}
CXXStdlibType GetDefaultCXXStdlibType() const override {
return ToolChain::CST_Libcxx;
}
const char *getDefaultLinker() const override { return "ld.lld"; }
void
AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
llvm::opt::ArgStringList &CC1Args) const override;
void
addClangTargetOptions(const llvm::opt::ArgList &DriverArgs,
llvm::opt::ArgStringList &CC1Args,
Action::OffloadKind DeviceOffloadKind) 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;
void AddLinkRuntimeLib(const llvm::opt::ArgList &Args,
llvm::opt::ArgStringList &CmdArgs) const;
std::string computeSysRoot() const override;
};
} // namespace toolchains
namespace tools {
namespace baremetal {
class LLVM_LIBRARY_VISIBILITY Linker : public Tool {
public:
Linker(const ToolChain &TC) : Tool("baremetal::Linker", "ld.lld", TC) {}
bool isLinkJob() const override { return true; }
bool hasIntegratedCPP() const override { return false; }
void ConstructJob(Compilation &C, const JobAction &JA,
const InputInfo &Output, const InputInfoList &Inputs,
const llvm::opt::ArgList &TCArgs,
const char *LinkingOutput) const override;
};
} // namespace baremetal
} // namespace tools
} // namespace driver
} // namespace clang
#endif