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//===--- XCore.cpp - XCore 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
//
//===----------------------------------------------------------------------===//
#include "XCore.h"
#include "CommonArgs.h"
#include "clang/Driver/Compilation.h"
#include "clang/Driver/Driver.h"
#include "clang/Driver/Options.h"
#include "llvm/Option/ArgList.h"
#include <cstdlib> // ::getenv
using namespace clang::driver;
using namespace clang::driver::toolchains;
using namespace clang;
using namespace llvm::opt;
/// XCore Tools
// We pass assemble and link construction to the xcc tool.
void tools::XCore::Assembler::ConstructJob(Compilation &C, const JobAction &JA,
const InputInfo &Output,
const InputInfoList &Inputs,
const ArgList &Args,
const char *LinkingOutput) const {
claimNoWarnArgs(Args);
ArgStringList CmdArgs;
CmdArgs.push_back("-o");
CmdArgs.push_back(Output.getFilename());
CmdArgs.push_back("-c");
if (Args.hasArg(options::OPT_v))
CmdArgs.push_back("-v");
if (Arg *A = Args.getLastArg(options::OPT_g_Group))
if (!A->getOption().matches(options::OPT_g0))
CmdArgs.push_back("-g");
if (Args.hasFlag(options::OPT_fverbose_asm, options::OPT_fno_verbose_asm,
false))
CmdArgs.push_back("-fverbose-asm");
Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler);
for (const auto &II : Inputs)
CmdArgs.push_back(II.getFilename());
const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("xcc"));
C.addCommand(std::make_unique<Command>(JA, *this, ResponseFileSupport::None(),
Exec, CmdArgs, Inputs, Output));
}
void tools::XCore::Linker::ConstructJob(Compilation &C, const JobAction &JA,
const InputInfo &Output,
const InputInfoList &Inputs,
const ArgList &Args,
const char *LinkingOutput) const {
ArgStringList CmdArgs;
if (Output.isFilename()) {
CmdArgs.push_back("-o");
CmdArgs.push_back(Output.getFilename());
} else {
assert(Output.isNothing() && "Invalid output.");
}
if (Args.hasArg(options::OPT_v))
CmdArgs.push_back("-v");
// Pass -fexceptions through to the linker if it was present.
if (Args.hasFlag(options::OPT_fexceptions, options::OPT_fno_exceptions,
false))
CmdArgs.push_back("-fexceptions");
AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs, JA);
const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("xcc"));
C.addCommand(std::make_unique<Command>(JA, *this, ResponseFileSupport::None(),
Exec, CmdArgs, Inputs, Output));
}
/// XCore tool chain
XCoreToolChain::XCoreToolChain(const Driver &D, const llvm::Triple &Triple,
const ArgList &Args)
: ToolChain(D, Triple, Args) {
// ProgramPaths are found via 'PATH' environment variable.
}
Tool *XCoreToolChain::buildAssembler() const {
return new tools::XCore::Assembler(*this);
}
Tool *XCoreToolChain::buildLinker() const {
return new tools::XCore::Linker(*this);
}
bool XCoreToolChain::isPICDefault() const { return false; }
bool XCoreToolChain::isPIEDefault(const llvm::opt::ArgList &Args) const {
return false;
}
bool XCoreToolChain::isPICDefaultForced() const { return false; }
bool XCoreToolChain::SupportsProfiling() const { return false; }
bool XCoreToolChain::hasBlocksRuntime() const { return false; }
void XCoreToolChain::AddClangSystemIncludeArgs(const ArgList &DriverArgs,
ArgStringList &CC1Args) const {
if (DriverArgs.hasArg(clang::driver::options::OPT_nostdinc) ||
DriverArgs.hasArg(options::OPT_nostdlibinc))
return;
if (const char *cl_include_dir = getenv("XCC_C_INCLUDE_PATH")) {
SmallVector<StringRef, 4> Dirs;
const char EnvPathSeparatorStr[] = {llvm::sys::EnvPathSeparator, '\0'};
StringRef(cl_include_dir).split(Dirs, StringRef(EnvPathSeparatorStr));
ArrayRef<StringRef> DirVec(Dirs);
addSystemIncludes(DriverArgs, CC1Args, DirVec);
}
}
void XCoreToolChain::addClangTargetOptions(const ArgList &DriverArgs,
ArgStringList &CC1Args,
Action::OffloadKind) const {
CC1Args.push_back("-nostdsysteminc");
// Set `-fno-use-cxa-atexit` to default.
if (!DriverArgs.hasFlag(options::OPT_fuse_cxa_atexit,
options::OPT_fno_use_cxa_atexit, false))
CC1Args.push_back("-fno-use-cxa-atexit");
}
void XCoreToolChain::AddClangCXXStdlibIncludeArgs(
const ArgList &DriverArgs, ArgStringList &CC1Args) const {
if (DriverArgs.hasArg(clang::driver::options::OPT_nostdinc) ||
DriverArgs.hasArg(options::OPT_nostdlibinc) ||
DriverArgs.hasArg(options::OPT_nostdincxx))
return;
if (const char *cl_include_dir = getenv("XCC_CPLUS_INCLUDE_PATH")) {
SmallVector<StringRef, 4> Dirs;
const char EnvPathSeparatorStr[] = {llvm::sys::EnvPathSeparator, '\0'};
StringRef(cl_include_dir).split(Dirs, StringRef(EnvPathSeparatorStr));
ArrayRef<StringRef> DirVec(Dirs);
addSystemIncludes(DriverArgs, CC1Args, DirVec);
}
}
void XCoreToolChain::AddCXXStdlibLibArgs(const ArgList &Args,
ArgStringList &CmdArgs) const {
// We don't output any lib args. This is handled by xcc.
}
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