BareMetal.h source code [clang_source_code/lib/Driver/ToolChains/BareMetal.h]

1	//===--- BareMetal.h - Bare Metal Tool and ToolChain -------------- C++ --===//
2	//
3	// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4	// See https://llvm.org/LICENSE.txt for license information.
5	// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6	//
7	//===----------------------------------------------------------------------===//
8
9	#ifndef LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_BAREMETAL_H
10	#define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_BAREMETAL_H
11
12	#include "clang/Driver/Tool.h"
13	#include "clang/Driver/ToolChain.h"
14
15	#include <string>
16
17	namespace clang {
18	namespace driver {
19
20	namespace toolchains {
21
22	class LLVM_LIBRARY_VISIBILITY BareMetal : public ToolChain {
23	public:
24	BareMetal(const Driver &D, const llvm::Triple &Triple,
25	const llvm::opt::ArgList &Args);
26	~BareMetal() override;
27
28	static bool handlesTarget(const llvm::Triple &Triple);
29	protected:
30	Tool *buildLinker() const override;
31
32	public:
33	bool useIntegratedAs() const override { return true; }
34	bool isCrossCompiling() const override { return true; }
35	bool isPICDefault() const override { return false; }
36	bool isPIEDefault() const override { return false; }
37	bool isPICDefaultForced() const override { return false; }
38	bool SupportsProfiling() const override { return false; }
39
40	RuntimeLibType GetDefaultRuntimeLibType() const override {
41	return ToolChain::RLT_CompilerRT;
42	}
43	CXXStdlibType GetDefaultCXXStdlibType() const override {
44	return ToolChain::CST_Libcxx;
45	}
46
47	const char *getDefaultLinker() const override { return "ld.lld"; }
48
49	std::string getRuntimesDir() const;
50	void AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
51	llvm::opt::ArgStringList &CC1Args) const override;
52	void addClangTargetOptions(const llvm::opt::ArgList &DriverArgs,
53	llvm::opt::ArgStringList &CC1Args,
54	Action::OffloadKind DeviceOffloadKind) const override;
55	void AddClangCXXStdlibIncludeArgs(
56	const llvm::opt::ArgList &DriverArgs,
57	llvm::opt::ArgStringList &CC1Args) const override;
58	void AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args,
59	llvm::opt::ArgStringList &CmdArgs) const override;
60	void AddLinkRuntimeLib(const llvm::opt::ArgList &Args,
61	llvm::opt::ArgStringList &CmdArgs) const;
62	};
63
64	} // namespace toolchains
65
66	namespace tools {
67	namespace baremetal {
68
69	class LLVM_LIBRARY_VISIBILITY Linker : public Tool {
70	public:
71	Linker(const ToolChain &TC) : Tool("baremetal::Linker", "ld.lld", TC) {}
72	bool isLinkJob() const override { return true; }
73	bool hasIntegratedCPP() const override { return false; }
74	void ConstructJob(Compilation &C, const JobAction &JA,
75	const InputInfo &Output, const InputInfoList &Inputs,
76	const llvm::opt::ArgList &TCArgs,
77	const char *LinkingOutput) const override;
78	};
79
80	} // namespace baremetal
81	} // namespace tools
82
83	} // namespace driver
84	} // namespace clang
85
86	#endif
87

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