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llvm-project/clang/lib/Driver/ToolChains/PS4CPU.cpp

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//===--- PS4CPU.cpp - PS4CPU 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 "PS4CPU.h"
#include "FreeBSD.h"
#include "CommonArgs.h"
#include "clang/Driver/Compilation.h"
#include "clang/Driver/Driver.h"
#include "clang/Driver/DriverDiagnostic.h"
#include "clang/Driver/Options.h"
#include "clang/Driver/SanitizerArgs.h"
#include "llvm/Option/ArgList.h"
#include "llvm/Support/FileSystem.h"
#include "llvm/Support/Path.h"
#include <cstdlib> // ::getenv
using namespace clang::driver;
using namespace clang;
using namespace llvm::opt;
using clang::driver::tools::AddLinkerInputs;
void tools::PS4cpu::addProfileRTArgs(const ToolChain &TC, const ArgList &Args,
ArgStringList &CmdArgs) {
if ((Args.hasFlag(options::OPT_fprofile_arcs, options::OPT_fno_profile_arcs,
false) ||
Args.hasFlag(options::OPT_fprofile_generate,
options::OPT_fno_profile_generate, false) ||
Args.hasFlag(options::OPT_fprofile_generate_EQ,
options::OPT_fno_profile_generate, false) ||
Args.hasFlag(options::OPT_fprofile_instr_generate,
options::OPT_fno_profile_instr_generate, false) ||
Args.hasFlag(options::OPT_fprofile_instr_generate_EQ,
options::OPT_fno_profile_instr_generate, false) ||
Args.hasFlag(options::OPT_fcs_profile_generate,
options::OPT_fno_profile_generate, false) ||
Args.hasFlag(options::OPT_fcs_profile_generate_EQ,
options::OPT_fno_profile_generate, false) ||
Args.hasArg(options::OPT_fcreate_profile) ||
Args.hasArg(options::OPT_coverage)))
CmdArgs.push_back("--dependent-lib=libclang_rt.profile-x86_64.a");
}
void tools::PS4cpu::Assemble::ConstructJob(Compilation &C, const JobAction &JA,
const InputInfo &Output,
const InputInfoList &Inputs,
const ArgList &Args,
const char *LinkingOutput) const {
claimNoWarnArgs(Args);
ArgStringList CmdArgs;
Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler);
CmdArgs.push_back("-o");
CmdArgs.push_back(Output.getFilename());
assert(Inputs.size() == 1 && "Unexpected number of inputs.");
const InputInfo &Input = Inputs[0];
assert(Input.isFilename() && "Invalid input.");
CmdArgs.push_back(Input.getFilename());
const char *Exec =
Args.MakeArgString(getToolChain().GetProgramPath("orbis-as"));
C.addCommand(std::make_unique<Command>(JA, *this,
ResponseFileSupport::AtFileUTF8(),
Exec, CmdArgs, Inputs, Output));
}
static void AddPS4SanitizerArgs(const ToolChain &TC, ArgStringList &CmdArgs) {
const SanitizerArgs &SanArgs = TC.getSanitizerArgs();
if (SanArgs.needsUbsanRt()) {
CmdArgs.push_back("-lSceDbgUBSanitizer_stub_weak");
}
if (SanArgs.needsAsanRt()) {
CmdArgs.push_back("-lSceDbgAddressSanitizer_stub_weak");
}
}
void tools::PS4cpu::addSanitizerArgs(const ToolChain &TC,
ArgStringList &CmdArgs) {
const SanitizerArgs &SanArgs = TC.getSanitizerArgs();
if (SanArgs.needsUbsanRt())
CmdArgs.push_back("--dependent-lib=libSceDbgUBSanitizer_stub_weak.a");
if (SanArgs.needsAsanRt())
CmdArgs.push_back("--dependent-lib=libSceDbgAddressSanitizer_stub_weak.a");
}
void tools::PS4cpu::Link::ConstructJob(Compilation &C, const JobAction &JA,
const InputInfo &Output,
const InputInfoList &Inputs,
const ArgList &Args,
const char *LinkingOutput) const {
const toolchains::FreeBSD &ToolChain =
static_cast<const toolchains::FreeBSD &>(getToolChain());
const Driver &D = ToolChain.getDriver();
ArgStringList CmdArgs;
// Silence warning for "clang -g foo.o -o foo"
Args.ClaimAllArgs(options::OPT_g_Group);
// and "clang -emit-llvm foo.o -o foo"
Args.ClaimAllArgs(options::OPT_emit_llvm);
// and for "clang -w foo.o -o foo". Other warning options are already
// handled somewhere else.
Args.ClaimAllArgs(options::OPT_w);
if (!D.SysRoot.empty())
CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot));
if (Args.hasArg(options::OPT_pie))
CmdArgs.push_back("-pie");
if (Args.hasArg(options::OPT_rdynamic))
CmdArgs.push_back("-export-dynamic");
if (Args.hasArg(options::OPT_shared))
CmdArgs.push_back("--oformat=so");
if (Output.isFilename()) {
CmdArgs.push_back("-o");
CmdArgs.push_back(Output.getFilename());
} else {
assert(Output.isNothing() && "Invalid output.");
}
if(!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs))
AddPS4SanitizerArgs(ToolChain, CmdArgs);
Args.AddAllArgs(CmdArgs, options::OPT_L);
Args.AddAllArgs(CmdArgs, options::OPT_T_Group);
Args.AddAllArgs(CmdArgs, options::OPT_e);
Args.AddAllArgs(CmdArgs, options::OPT_s);
Args.AddAllArgs(CmdArgs, options::OPT_t);
Args.AddAllArgs(CmdArgs, options::OPT_r);
if (Args.hasArg(options::OPT_Z_Xlinker__no_demangle))
CmdArgs.push_back("--no-demangle");
AddLinkerInputs(ToolChain, Inputs, Args, CmdArgs, JA);
if (Args.hasArg(options::OPT_pthread)) {
CmdArgs.push_back("-lpthread");
}
if (Args.hasArg(options::OPT_fuse_ld_EQ)) {
D.Diag(diag::err_drv_unsupported_opt_for_target)
<< "-fuse-ld" << getToolChain().getTriple().str();
}
const char *Exec =
Args.MakeArgString(ToolChain.GetProgramPath("orbis-ld"));
C.addCommand(std::make_unique<Command>(JA, *this,
ResponseFileSupport::AtFileUTF8(),
Exec, CmdArgs, Inputs, Output));
}
toolchains::PS4CPU::PS4CPU(const Driver &D, const llvm::Triple &Triple,
const ArgList &Args)
: Generic_ELF(D, Triple, Args) {
if (Args.hasArg(clang::driver::options::OPT_static))
D.Diag(clang::diag::err_drv_unsupported_opt_for_target) << "-static"
<< "PS4";
// Determine where to find the PS4 libraries. We use SCE_ORBIS_SDK_DIR
// if it exists; otherwise use the driver's installation path, which
// should be <SDK_DIR>/host_tools/bin.
SmallString<512> PS4SDKDir;
if (const char *EnvValue = getenv("SCE_ORBIS_SDK_DIR")) {
if (!llvm::sys::fs::exists(EnvValue))
getDriver().Diag(clang::diag::warn_drv_ps4_sdk_dir) << EnvValue;
PS4SDKDir = EnvValue;
} else {
PS4SDKDir = getDriver().Dir;
llvm::sys::path::append(PS4SDKDir, "/../../");
}
// By default, the driver won't report a warning if it can't find
// PS4's include or lib directories. This behavior could be changed if
// -Weverything or -Winvalid-or-nonexistent-directory options are passed.
// If -isysroot was passed, use that as the SDK base path.
std::string PrefixDir;
if (const Arg *A = Args.getLastArg(options::OPT_isysroot)) {
PrefixDir = A->getValue();
if (!llvm::sys::fs::exists(PrefixDir))
getDriver().Diag(clang::diag::warn_missing_sysroot) << PrefixDir;
} else
PrefixDir = std::string(PS4SDKDir.str());
SmallString<512> PS4SDKIncludeDir(PrefixDir);
llvm::sys::path::append(PS4SDKIncludeDir, "target/include");
if (!Args.hasArg(options::OPT_nostdinc) &&
!Args.hasArg(options::OPT_nostdlibinc) &&
!Args.hasArg(options::OPT_isysroot) &&
!Args.hasArg(options::OPT__sysroot_EQ) &&
!llvm::sys::fs::exists(PS4SDKIncludeDir)) {
getDriver().Diag(clang::diag::warn_drv_unable_to_find_directory_expected)
<< "PS4 system headers" << PS4SDKIncludeDir;
}
SmallString<512> PS4SDKLibDir(PS4SDKDir);
llvm::sys::path::append(PS4SDKLibDir, "target/lib");
if (!Args.hasArg(options::OPT_nostdlib) &&
!Args.hasArg(options::OPT_nodefaultlibs) &&
!Args.hasArg(options::OPT__sysroot_EQ) && !Args.hasArg(options::OPT_E) &&
!Args.hasArg(options::OPT_c) && !Args.hasArg(options::OPT_S) &&
!Args.hasArg(options::OPT_emit_ast) &&
!llvm::sys::fs::exists(PS4SDKLibDir)) {
getDriver().Diag(clang::diag::warn_drv_unable_to_find_directory_expected)
<< "PS4 system libraries" << PS4SDKLibDir;
return;
}
getFilePaths().push_back(std::string(PS4SDKLibDir.str()));
}
Tool *toolchains::PS4CPU::buildAssembler() const {
return new tools::PS4cpu::Assemble(*this);
}
Tool *toolchains::PS4CPU::buildLinker() const {
return new tools::PS4cpu::Link(*this);
}
bool toolchains::PS4CPU::isPICDefault() const { return true; }
bool toolchains::PS4CPU::HasNativeLLVMSupport() const { return true; }
SanitizerMask toolchains::PS4CPU::getSupportedSanitizers() const {
SanitizerMask Res = ToolChain::getSupportedSanitizers();
Res |= SanitizerKind::Address;
Res |= SanitizerKind::PointerCompare;
Res |= SanitizerKind::PointerSubtract;
Res |= SanitizerKind::Vptr;
return Res;
}
void toolchains::PS4CPU::addClangTargetOptions(
const ArgList &DriverArgs, ArgStringList &CC1Args,
Action::OffloadKind DeviceOffloadingKind) const {
// PS4 does not use init arrays.
if (DriverArgs.hasArg(options::OPT_fuse_init_array)) {
Arg *A = DriverArgs.getLastArg(options::OPT_fuse_init_array);
getDriver().Diag(clang::diag::err_drv_unsupported_opt_for_target)
<< A->getAsString(DriverArgs) << getTriple().str();
}
CC1Args.push_back("-fno-use-init-array");
const Arg *A =
DriverArgs.getLastArg(options::OPT_fvisibility_from_dllstorageclass,
options::OPT_fno_visibility_from_dllstorageclass);
if (!A ||
A->getOption().matches(options::OPT_fvisibility_from_dllstorageclass)) {
CC1Args.push_back("-fvisibility-from-dllstorageclass");
if (DriverArgs.hasArg(options::OPT_fvisibility_dllexport_EQ))
DriverArgs.AddLastArg(CC1Args, options::OPT_fvisibility_dllexport_EQ);
else
CC1Args.push_back("-fvisibility-dllexport=protected");
if (DriverArgs.hasArg(options::OPT_fvisibility_nodllstorageclass_EQ))
DriverArgs.AddLastArg(CC1Args,
options::OPT_fvisibility_nodllstorageclass_EQ);
else
CC1Args.push_back("-fvisibility-nodllstorageclass=hidden");
if (DriverArgs.hasArg(options::OPT_fvisibility_externs_dllimport_EQ))
DriverArgs.AddLastArg(CC1Args,
options::OPT_fvisibility_externs_dllimport_EQ);
else
CC1Args.push_back("-fvisibility-externs-dllimport=default");
if (DriverArgs.hasArg(
options::OPT_fvisibility_externs_nodllstorageclass_EQ))
DriverArgs.AddLastArg(
CC1Args, options::OPT_fvisibility_externs_nodllstorageclass_EQ);
else
CC1Args.push_back("-fvisibility-externs-nodllstorageclass=default");
}
}
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