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285 lines
11 KiB
285 lines
11 KiB
4 months ago
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//===--- PS4CPU.cpp - PS4CPU ToolChain Implementations ----------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "PS4CPU.h"
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#include "FreeBSD.h"
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#include "CommonArgs.h"
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#include "clang/Driver/Compilation.h"
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#include "clang/Driver/Driver.h"
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#include "clang/Driver/DriverDiagnostic.h"
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#include "clang/Driver/Options.h"
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#include "clang/Driver/SanitizerArgs.h"
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#include "llvm/Option/ArgList.h"
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#include "llvm/Support/FileSystem.h"
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#include "llvm/Support/Path.h"
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#include <cstdlib> // ::getenv
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using namespace clang::driver;
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using namespace clang;
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using namespace llvm::opt;
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using clang::driver::tools::AddLinkerInputs;
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void tools::PS4cpu::addProfileRTArgs(const ToolChain &TC, const ArgList &Args,
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ArgStringList &CmdArgs) {
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if ((Args.hasFlag(options::OPT_fprofile_arcs, options::OPT_fno_profile_arcs,
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false) ||
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Args.hasFlag(options::OPT_fprofile_generate,
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options::OPT_fno_profile_generate, false) ||
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Args.hasFlag(options::OPT_fprofile_generate_EQ,
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options::OPT_fno_profile_generate, false) ||
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Args.hasFlag(options::OPT_fprofile_instr_generate,
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options::OPT_fno_profile_instr_generate, false) ||
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Args.hasFlag(options::OPT_fprofile_instr_generate_EQ,
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options::OPT_fno_profile_instr_generate, false) ||
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Args.hasFlag(options::OPT_fcs_profile_generate,
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options::OPT_fno_profile_generate, false) ||
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Args.hasFlag(options::OPT_fcs_profile_generate_EQ,
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options::OPT_fno_profile_generate, false) ||
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Args.hasArg(options::OPT_fcreate_profile) ||
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Args.hasArg(options::OPT_coverage)))
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CmdArgs.push_back("--dependent-lib=libclang_rt.profile-x86_64.a");
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}
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void tools::PS4cpu::Assemble::ConstructJob(Compilation &C, const JobAction &JA,
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const InputInfo &Output,
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const InputInfoList &Inputs,
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const ArgList &Args,
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const char *LinkingOutput) const {
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claimNoWarnArgs(Args);
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ArgStringList CmdArgs;
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Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler);
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CmdArgs.push_back("-o");
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CmdArgs.push_back(Output.getFilename());
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assert(Inputs.size() == 1 && "Unexpected number of inputs.");
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const InputInfo &Input = Inputs[0];
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assert(Input.isFilename() && "Invalid input.");
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CmdArgs.push_back(Input.getFilename());
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const char *Exec =
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Args.MakeArgString(getToolChain().GetProgramPath("orbis-as"));
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C.addCommand(std::make_unique<Command>(JA, *this,
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ResponseFileSupport::AtFileUTF8(),
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Exec, CmdArgs, Inputs, Output));
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}
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static void AddPS4SanitizerArgs(const ToolChain &TC, ArgStringList &CmdArgs) {
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const SanitizerArgs &SanArgs = TC.getSanitizerArgs();
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if (SanArgs.needsUbsanRt()) {
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CmdArgs.push_back("-lSceDbgUBSanitizer_stub_weak");
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}
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if (SanArgs.needsAsanRt()) {
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CmdArgs.push_back("-lSceDbgAddressSanitizer_stub_weak");
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}
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}
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void tools::PS4cpu::addSanitizerArgs(const ToolChain &TC,
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ArgStringList &CmdArgs) {
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const SanitizerArgs &SanArgs = TC.getSanitizerArgs();
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if (SanArgs.needsUbsanRt())
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CmdArgs.push_back("--dependent-lib=libSceDbgUBSanitizer_stub_weak.a");
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if (SanArgs.needsAsanRt())
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CmdArgs.push_back("--dependent-lib=libSceDbgAddressSanitizer_stub_weak.a");
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}
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void tools::PS4cpu::Link::ConstructJob(Compilation &C, const JobAction &JA,
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const InputInfo &Output,
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const InputInfoList &Inputs,
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const ArgList &Args,
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const char *LinkingOutput) const {
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const toolchains::FreeBSD &ToolChain =
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static_cast<const toolchains::FreeBSD &>(getToolChain());
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const Driver &D = ToolChain.getDriver();
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ArgStringList CmdArgs;
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// Silence warning for "clang -g foo.o -o foo"
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Args.ClaimAllArgs(options::OPT_g_Group);
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// and "clang -emit-llvm foo.o -o foo"
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Args.ClaimAllArgs(options::OPT_emit_llvm);
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// and for "clang -w foo.o -o foo". Other warning options are already
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// handled somewhere else.
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Args.ClaimAllArgs(options::OPT_w);
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if (!D.SysRoot.empty())
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CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot));
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if (Args.hasArg(options::OPT_pie))
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CmdArgs.push_back("-pie");
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if (Args.hasArg(options::OPT_rdynamic))
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CmdArgs.push_back("-export-dynamic");
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if (Args.hasArg(options::OPT_shared))
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CmdArgs.push_back("--oformat=so");
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if (Output.isFilename()) {
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CmdArgs.push_back("-o");
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CmdArgs.push_back(Output.getFilename());
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} else {
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assert(Output.isNothing() && "Invalid output.");
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}
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if(!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs))
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AddPS4SanitizerArgs(ToolChain, CmdArgs);
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Args.AddAllArgs(CmdArgs, options::OPT_L);
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Args.AddAllArgs(CmdArgs, options::OPT_T_Group);
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Args.AddAllArgs(CmdArgs, options::OPT_e);
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Args.AddAllArgs(CmdArgs, options::OPT_s);
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Args.AddAllArgs(CmdArgs, options::OPT_t);
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Args.AddAllArgs(CmdArgs, options::OPT_r);
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if (Args.hasArg(options::OPT_Z_Xlinker__no_demangle))
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CmdArgs.push_back("--no-demangle");
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AddLinkerInputs(ToolChain, Inputs, Args, CmdArgs, JA);
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if (Args.hasArg(options::OPT_pthread)) {
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CmdArgs.push_back("-lpthread");
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}
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if (Args.hasArg(options::OPT_fuse_ld_EQ)) {
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D.Diag(diag::err_drv_unsupported_opt_for_target)
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<< "-fuse-ld" << getToolChain().getTriple().str();
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}
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const char *Exec =
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Args.MakeArgString(ToolChain.GetProgramPath("orbis-ld"));
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C.addCommand(std::make_unique<Command>(JA, *this,
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ResponseFileSupport::AtFileUTF8(),
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Exec, CmdArgs, Inputs, Output));
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}
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toolchains::PS4CPU::PS4CPU(const Driver &D, const llvm::Triple &Triple,
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const ArgList &Args)
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: Generic_ELF(D, Triple, Args) {
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if (Args.hasArg(clang::driver::options::OPT_static))
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D.Diag(clang::diag::err_drv_unsupported_opt_for_target) << "-static"
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<< "PS4";
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// Determine where to find the PS4 libraries. We use SCE_ORBIS_SDK_DIR
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// if it exists; otherwise use the driver's installation path, which
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// should be <SDK_DIR>/host_tools/bin.
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SmallString<512> PS4SDKDir;
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if (const char *EnvValue = getenv("SCE_ORBIS_SDK_DIR")) {
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if (!llvm::sys::fs::exists(EnvValue))
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getDriver().Diag(clang::diag::warn_drv_ps4_sdk_dir) << EnvValue;
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PS4SDKDir = EnvValue;
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} else {
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PS4SDKDir = getDriver().Dir;
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llvm::sys::path::append(PS4SDKDir, "/../../");
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}
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// By default, the driver won't report a warning if it can't find
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// PS4's include or lib directories. This behavior could be changed if
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// -Weverything or -Winvalid-or-nonexistent-directory options are passed.
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// If -isysroot was passed, use that as the SDK base path.
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std::string PrefixDir;
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if (const Arg *A = Args.getLastArg(options::OPT_isysroot)) {
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PrefixDir = A->getValue();
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if (!llvm::sys::fs::exists(PrefixDir))
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getDriver().Diag(clang::diag::warn_missing_sysroot) << PrefixDir;
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} else
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PrefixDir = std::string(PS4SDKDir.str());
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SmallString<512> PS4SDKIncludeDir(PrefixDir);
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llvm::sys::path::append(PS4SDKIncludeDir, "target/include");
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if (!Args.hasArg(options::OPT_nostdinc) &&
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!Args.hasArg(options::OPT_nostdlibinc) &&
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!Args.hasArg(options::OPT_isysroot) &&
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!Args.hasArg(options::OPT__sysroot_EQ) &&
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!llvm::sys::fs::exists(PS4SDKIncludeDir)) {
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getDriver().Diag(clang::diag::warn_drv_unable_to_find_directory_expected)
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<< "PS4 system headers" << PS4SDKIncludeDir;
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}
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SmallString<512> PS4SDKLibDir(PS4SDKDir);
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llvm::sys::path::append(PS4SDKLibDir, "target/lib");
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if (!Args.hasArg(options::OPT_nostdlib) &&
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!Args.hasArg(options::OPT_nodefaultlibs) &&
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!Args.hasArg(options::OPT__sysroot_EQ) && !Args.hasArg(options::OPT_E) &&
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!Args.hasArg(options::OPT_c) && !Args.hasArg(options::OPT_S) &&
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!Args.hasArg(options::OPT_emit_ast) &&
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!llvm::sys::fs::exists(PS4SDKLibDir)) {
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getDriver().Diag(clang::diag::warn_drv_unable_to_find_directory_expected)
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<< "PS4 system libraries" << PS4SDKLibDir;
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return;
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}
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getFilePaths().push_back(std::string(PS4SDKLibDir.str()));
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}
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Tool *toolchains::PS4CPU::buildAssembler() const {
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return new tools::PS4cpu::Assemble(*this);
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}
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Tool *toolchains::PS4CPU::buildLinker() const {
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return new tools::PS4cpu::Link(*this);
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}
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bool toolchains::PS4CPU::isPICDefault() const { return true; }
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bool toolchains::PS4CPU::HasNativeLLVMSupport() const { return true; }
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SanitizerMask toolchains::PS4CPU::getSupportedSanitizers() const {
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SanitizerMask Res = ToolChain::getSupportedSanitizers();
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Res |= SanitizerKind::Address;
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Res |= SanitizerKind::PointerCompare;
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Res |= SanitizerKind::PointerSubtract;
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Res |= SanitizerKind::Vptr;
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return Res;
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}
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void toolchains::PS4CPU::addClangTargetOptions(
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const ArgList &DriverArgs, ArgStringList &CC1Args,
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Action::OffloadKind DeviceOffloadingKind) const {
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// PS4 does not use init arrays.
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if (DriverArgs.hasArg(options::OPT_fuse_init_array)) {
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Arg *A = DriverArgs.getLastArg(options::OPT_fuse_init_array);
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getDriver().Diag(clang::diag::err_drv_unsupported_opt_for_target)
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<< A->getAsString(DriverArgs) << getTriple().str();
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}
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CC1Args.push_back("-fno-use-init-array");
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const Arg *A =
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DriverArgs.getLastArg(options::OPT_fvisibility_from_dllstorageclass,
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options::OPT_fno_visibility_from_dllstorageclass);
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if (!A ||
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A->getOption().matches(options::OPT_fvisibility_from_dllstorageclass)) {
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CC1Args.push_back("-fvisibility-from-dllstorageclass");
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if (DriverArgs.hasArg(options::OPT_fvisibility_dllexport_EQ))
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DriverArgs.AddLastArg(CC1Args, options::OPT_fvisibility_dllexport_EQ);
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else
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CC1Args.push_back("-fvisibility-dllexport=protected");
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if (DriverArgs.hasArg(options::OPT_fvisibility_nodllstorageclass_EQ))
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DriverArgs.AddLastArg(CC1Args,
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options::OPT_fvisibility_nodllstorageclass_EQ);
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else
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CC1Args.push_back("-fvisibility-nodllstorageclass=hidden");
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if (DriverArgs.hasArg(options::OPT_fvisibility_externs_dllimport_EQ))
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DriverArgs.AddLastArg(CC1Args,
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options::OPT_fvisibility_externs_dllimport_EQ);
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else
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CC1Args.push_back("-fvisibility-externs-dllimport=default");
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if (DriverArgs.hasArg(
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options::OPT_fvisibility_externs_nodllstorageclass_EQ))
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DriverArgs.AddLastArg(
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CC1Args, options::OPT_fvisibility_externs_nodllstorageclass_EQ);
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else
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CC1Args.push_back("-fvisibility-externs-nodllstorageclass=default");
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}
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}
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