clang 17.0.0git
XCore.cpp
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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"
12#include "clang/Driver/Driver.h"
14#include "llvm/Option/ArgList.h"
15#include <cstdlib> // ::getenv
16
17using namespace clang::driver;
18using namespace clang::driver::toolchains;
19using namespace clang;
20using namespace llvm::opt;
21
22/// XCore Tools
23// We pass assemble and link construction to the xcc tool.
24
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(std::make_unique<Command>(JA, *this, ResponseFileSupport::None(),
56 Exec, CmdArgs, Inputs, Output));
57}
58
60 const InputInfo &Output,
61 const InputInfoList &Inputs,
62 const ArgList &Args,
63 const char *LinkingOutput) const {
64 ArgStringList CmdArgs;
65
66 if (Output.isFilename()) {
67 CmdArgs.push_back("-o");
68 CmdArgs.push_back(Output.getFilename());
69 } else {
70 assert(Output.isNothing() && "Invalid output.");
71 }
72
73 if (Args.hasArg(options::OPT_v))
74 CmdArgs.push_back("-v");
75
76 // Pass -fexceptions through to the linker if it was present.
77 if (Args.hasFlag(options::OPT_fexceptions, options::OPT_fno_exceptions,
78 false))
79 CmdArgs.push_back("-fexceptions");
80
81 AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs, JA);
82
83 const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("xcc"));
84 C.addCommand(std::make_unique<Command>(JA, *this, ResponseFileSupport::None(),
85 Exec, CmdArgs, Inputs, Output));
86}
87
88/// XCore tool chain
89XCoreToolChain::XCoreToolChain(const Driver &D, const llvm::Triple &Triple,
90 const ArgList &Args)
91 : ToolChain(D, Triple, Args) {
92 // ProgramPaths are found via 'PATH' environment variable.
93}
94
96 return new tools::XCore::Assembler(*this);
97}
98
100 return new tools::XCore::Linker(*this);
101}
102
103bool XCoreToolChain::isPICDefault() const { return false; }
104
105bool XCoreToolChain::isPIEDefault(const llvm::opt::ArgList &Args) const {
106 return false;
107}
108
109bool XCoreToolChain::isPICDefaultForced() const { return false; }
110
111bool XCoreToolChain::SupportsProfiling() const { return false; }
112
113bool XCoreToolChain::hasBlocksRuntime() const { return false; }
114
115void XCoreToolChain::AddClangSystemIncludeArgs(const ArgList &DriverArgs,
116 ArgStringList &CC1Args) const {
117 if (DriverArgs.hasArg(clang::driver::options::OPT_nostdinc) ||
118 DriverArgs.hasArg(options::OPT_nostdlibinc))
119 return;
120 if (const char *cl_include_dir = getenv("XCC_C_INCLUDE_PATH")) {
122 const char EnvPathSeparatorStr[] = {llvm::sys::EnvPathSeparator, '\0'};
123 StringRef(cl_include_dir).split(Dirs, StringRef(EnvPathSeparatorStr));
124 ArrayRef<StringRef> DirVec(Dirs);
125 addSystemIncludes(DriverArgs, CC1Args, DirVec);
126 }
127}
128
129void XCoreToolChain::addClangTargetOptions(const ArgList &DriverArgs,
130 ArgStringList &CC1Args,
131 Action::OffloadKind) const {
132 CC1Args.push_back("-nostdsysteminc");
133 // Set `-fno-use-cxa-atexit` to default.
134 if (!DriverArgs.hasFlag(options::OPT_fuse_cxa_atexit,
135 options::OPT_fno_use_cxa_atexit, false))
136 CC1Args.push_back("-fno-use-cxa-atexit");
137}
138
140 const ArgList &DriverArgs, ArgStringList &CC1Args) const {
141 if (DriverArgs.hasArg(clang::driver::options::OPT_nostdinc) ||
142 DriverArgs.hasArg(options::OPT_nostdlibinc) ||
143 DriverArgs.hasArg(options::OPT_nostdincxx))
144 return;
145 if (const char *cl_include_dir = getenv("XCC_CPLUS_INCLUDE_PATH")) {
147 const char EnvPathSeparatorStr[] = {llvm::sys::EnvPathSeparator, '\0'};
148 StringRef(cl_include_dir).split(Dirs, StringRef(EnvPathSeparatorStr));
149 ArrayRef<StringRef> DirVec(Dirs);
150 addSystemIncludes(DriverArgs, CC1Args, DirVec);
151 }
152}
153
154void XCoreToolChain::AddCXXStdlibLibArgs(const ArgList &Args,
155 ArgStringList &CmdArgs) const {
156 // We don't output any lib args. This is handled by xcc.
157}
Compilation - A set of tasks to perform for a single driver invocation.
Definition: Compilation.h:45
Driver - Encapsulate logic for constructing compilation processes from a set of gcc-driver-like comma...
Definition: Driver.h:76
InputInfo - Wrapper for information about an input source.
Definition: InputInfo.h:22
const char * getFilename() const
Definition: InputInfo.h:83
bool isNothing() const
Definition: InputInfo.h:74
bool isFilename() const
Definition: InputInfo.h:75
ToolChain - Access to tools for a single platform.
Definition: ToolChain.h:91
static void addSystemIncludes(const llvm::opt::ArgList &DriverArgs, llvm::opt::ArgStringList &CC1Args, ArrayRef< StringRef > Paths)
Utility function to add a list of system include directories to CC1.
Definition: ToolChain.cpp:999
Tool - Information on a specific compilation tool.
Definition: Tool.h:32
const ToolChain & getToolChain() const
Definition: Tool.h:52
bool hasBlocksRuntime() const override
hasBlocksRuntime - Given that the user is compiling with -fblocks, does this tool chain guarantee the...
Definition: XCore.cpp:113
bool SupportsProfiling() const override
SupportsProfiling - Does this tool chain support -pg.
Definition: XCore.cpp:111
bool isPICDefaultForced() const override
Tests whether this toolchain forces its default for PIC, PIE or non-PIC.
Definition: XCore.cpp:109
XCoreToolChain(const Driver &D, const llvm::Triple &Triple, const llvm::opt::ArgList &Args)
XCore tool chain.
Definition: XCore.cpp:89
Tool * buildLinker() const override
Definition: XCore.cpp:99
bool isPIEDefault(const llvm::opt::ArgList &Args) const override
Test whether this toolchain defaults to PIE.
Definition: XCore.cpp:105
void AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &DriverArgs, llvm::opt::ArgStringList &CC1Args) const override
AddClangCXXStdlibIncludeArgs - Add the clang -cc1 level arguments to set the include paths to use for...
Definition: XCore.cpp:139
void addClangTargetOptions(const llvm::opt::ArgList &DriverArgs, llvm::opt::ArgStringList &CC1Args, Action::OffloadKind DeviceOffloadKind) const override
Add options that need to be passed to cc1 for this target.
Definition: XCore.cpp:129
Tool * buildAssembler() const override
Definition: XCore.cpp:95
void AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args, llvm::opt::ArgStringList &CmdArgs) const override
AddCXXStdlibLibArgs - Add the system specific linker arguments to use for the given C++ standard libr...
Definition: XCore.cpp:154
void AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs, llvm::opt::ArgStringList &CC1Args) const override
Add the clang cc1 arguments for system include paths.
Definition: XCore.cpp:115
bool isPICDefault() const override
Test whether this toolchain defaults to PIC.
Definition: XCore.cpp:103
void ConstructJob(Compilation &C, const JobAction &JA, const InputInfo &Output, const InputInfoList &Inputs, const llvm::opt::ArgList &TCArgs, const char *LinkingOutput) const override
XCore Tools.
Definition: XCore.cpp:25
void ConstructJob(Compilation &C, const JobAction &JA, const InputInfo &Output, const InputInfoList &Inputs, const llvm::opt::ArgList &TCArgs, const char *LinkingOutput) const override
ConstructJob - Construct jobs to perform the action JA, writing to Output and with Inputs,...
Definition: XCore.cpp:59
void claimNoWarnArgs(const llvm::opt::ArgList &Args)
void AddLinkerInputs(const ToolChain &TC, const InputInfoList &Inputs, const llvm::opt::ArgList &Args, llvm::opt::ArgStringList &CmdArgs, const JobAction &JA)
@ C
Languages that the frontend can parse and compile.
static constexpr ResponseFileSupport None()
Returns a ResponseFileSupport indicating that response files are not supported.
Definition: Job.h:78