XCore.cpp source code [clang_source_code/lib/Driver/ToolChains/XCore.cpp]

1	//===--- XCore.cpp - XCore ToolChain Implementations ------------- 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	#include "XCore.h"
10	#include "CommonArgs.h"
11	#include "clang/Driver/Compilation.h"
12	#include "clang/Driver/Driver.h"
13	#include "clang/Driver/Options.h"
14	#include "llvm/Option/ArgList.h"
15	#include <cstdlib> // ::getenv
16
17	using namespace clang::driver;
18	using namespace clang::driver::toolchains;
19	using namespace clang;
20	using namespace llvm::opt;
21
22	/// XCore Tools
23	// We pass assemble and link construction to the xcc tool.
24
25	void tools::XCore::Assembler::ConstructJob(Compilation &C, const JobAction &JA,
26	const InputInfo &Output,
27	const InputInfoList &Inputs,
28	const ArgList &Args,
29	const char *LinkingOutput) const {
30	claimNoWarnArgs(Args);
31	ArgStringList CmdArgs;
32
33	CmdArgs.push_back("-o");
34	CmdArgs.push_back(Output.getFilename());
35
36	CmdArgs.push_back("-c");
37
38	if (Args.hasArg(options::OPT_v))
39	CmdArgs.push_back("-v");
40
41	if (Arg *A = Args.getLastArg(options::OPT_g_Group))
42	if (!A->getOption().matches(options::OPT_g0))
43	CmdArgs.push_back("-g");
44
45	if (Args.hasFlag(options::OPT_fverbose_asm, options::OPT_fno_verbose_asm,
46	false))
47	CmdArgs.push_back("-fverbose-asm");
48
49	Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler);
50
51	for (const auto &II : Inputs)
52	CmdArgs.push_back(II.getFilename());
53
54	const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("xcc"));
55	C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs));
56	}
57
58	void tools::XCore::Linker::ConstructJob(Compilation &C, const JobAction &JA,
59	const InputInfo &Output,
60	const InputInfoList &Inputs,
61	const ArgList &Args,
62	const char *LinkingOutput) const {
63	ArgStringList CmdArgs;
64
65	if (Output.isFilename()) {
66	CmdArgs.push_back("-o");
67	CmdArgs.push_back(Output.getFilename());
68	} else {
69	(0) . __assert_fail ("Output.isNothing() && \"Invalid output.\"", "/home/seafit/code_projects/clang_source/clang/lib/Driver/ToolChains/XCore.cpp", 69, __PRETTY_FUNCTION__))" file_link="../../../../include/assert.h.html#88" macro="true">assert(Output.isNothing() && "Invalid output.");
70	}
71
72	if (Args.hasArg(options::OPT_v))
73	CmdArgs.push_back("-v");
74
75	// Pass -fexceptions through to the linker if it was present.
76	if (Args.hasFlag(options::OPT_fexceptions, options::OPT_fno_exceptions,
77	false))
78	CmdArgs.push_back("-fexceptions");
79
80	AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs, JA);
81
82	const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("xcc"));
83	C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs));
84	}
85
86	/// XCore tool chain
87	XCoreToolChain::XCoreToolChain(const Driver &D, const llvm::Triple &Triple,
88	const ArgList &Args)
89	: ToolChain(D, Triple, Args) {
90	// ProgramPaths are found via 'PATH' environment variable.
91	}
92
93	Tool *XCoreToolChain::buildAssembler() const {
94	return new tools::XCore::Assembler(*this);
95	}
96
97	Tool *XCoreToolChain::buildLinker() const {
98	return new tools::XCore::Linker(*this);
99	}
100
101	bool XCoreToolChain::isPICDefault() const { return false; }
102
103	bool XCoreToolChain::isPIEDefault() const { return false; }
104
105	bool XCoreToolChain::isPICDefaultForced() const { return false; }
106
107	bool XCoreToolChain::SupportsProfiling() const { return false; }
108
109	bool XCoreToolChain::hasBlocksRuntime() const { return false; }
110
111	void XCoreToolChain::AddClangSystemIncludeArgs(const ArgList &DriverArgs,
112	ArgStringList &CC1Args) const {
113	if (DriverArgs.hasArg(clang::driver::options::OPT_nostdinc) \|\|
114	DriverArgs.hasArg(options::OPT_nostdlibinc))
115	return;
116	if (const char *cl_include_dir = getenv("XCC_C_INCLUDE_PATH")) {
117	SmallVector<StringRef, 4> Dirs;
118	const char EnvPathSeparatorStr[] = {llvm::sys::EnvPathSeparator, '\0'};
119	StringRef(cl_include_dir).split(Dirs, StringRef(EnvPathSeparatorStr));
120	ArrayRef<StringRef> DirVec(Dirs);
121	addSystemIncludes(DriverArgs, CC1Args, DirVec);
122	}
123	}
124
125	void XCoreToolChain::addClangTargetOptions(const ArgList &DriverArgs,
126	ArgStringList &CC1Args,
127	Action::OffloadKind) const {
128	CC1Args.push_back("-nostdsysteminc");
129	}
130
131	void XCoreToolChain::AddClangCXXStdlibIncludeArgs(
132	const ArgList &DriverArgs, ArgStringList &CC1Args) const {
133	if (DriverArgs.hasArg(clang::driver::options::OPT_nostdinc) \|\|
134	DriverArgs.hasArg(options::OPT_nostdlibinc) \|\|
135	DriverArgs.hasArg(options::OPT_nostdincxx))
136	return;
137	if (const char *cl_include_dir = getenv("XCC_CPLUS_INCLUDE_PATH")) {
138	SmallVector<StringRef, 4> Dirs;
139	const char EnvPathSeparatorStr[] = {llvm::sys::EnvPathSeparator, '\0'};
140	StringRef(cl_include_dir).split(Dirs, StringRef(EnvPathSeparatorStr));
141	ArrayRef<StringRef> DirVec(Dirs);
142	addSystemIncludes(DriverArgs, CC1Args, DirVec);
143	}
144	}
145
146	void XCoreToolChain::AddCXXStdlibLibArgs(const ArgList &Args,
147	ArgStringList &CmdArgs) const {
148	// We don't output any lib args. This is handled by xcc.
149	}
150

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