1 //===--- PS4CPU.cpp - PS4CPU 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 "PS4CPU.h" 10 #include "FreeBSD.h" 11 #include "CommonArgs.h" 12 #include "clang/Driver/Compilation.h" 13 #include "clang/Driver/Driver.h" 14 #include "clang/Driver/DriverDiagnostic.h" 15 #include "clang/Driver/Options.h" 16 #include "clang/Driver/SanitizerArgs.h" 17 #include "llvm/Option/ArgList.h" 18 #include "llvm/Support/FileSystem.h" 19 #include "llvm/Support/Path.h" 20 #include <cstdlib> // ::getenv 21 22 using namespace clang::driver; 23 using namespace clang; 24 using namespace llvm::opt; 25 26 using clang::driver::tools::AddLinkerInputs; 27 28 void tools::PS4cpu::addProfileRTArgs(const ToolChain &TC, const ArgList &Args, 29 ArgStringList &CmdArgs) { 30 if ((Args.hasFlag(options::OPT_fprofile_arcs, options::OPT_fno_profile_arcs, 31 false) || 32 Args.hasFlag(options::OPT_fprofile_generate, 33 options::OPT_fno_profile_generate, false) || 34 Args.hasFlag(options::OPT_fprofile_generate_EQ, 35 options::OPT_fno_profile_generate, false) || 36 Args.hasFlag(options::OPT_fprofile_instr_generate, 37 options::OPT_fno_profile_instr_generate, false) || 38 Args.hasFlag(options::OPT_fprofile_instr_generate_EQ, 39 options::OPT_fno_profile_instr_generate, false) || 40 Args.hasFlag(options::OPT_fcs_profile_generate, 41 options::OPT_fno_profile_generate, false) || 42 Args.hasFlag(options::OPT_fcs_profile_generate_EQ, 43 options::OPT_fno_profile_generate, false) || 44 Args.hasArg(options::OPT_fcreate_profile) || 45 Args.hasArg(options::OPT_coverage))) 46 CmdArgs.push_back("--dependent-lib=libclang_rt.profile-x86_64.a"); 47 } 48 49 void tools::PS4cpu::Assemble::ConstructJob(Compilation &C, const JobAction &JA, 50 const InputInfo &Output, 51 const InputInfoList &Inputs, 52 const ArgList &Args, 53 const char *LinkingOutput) const { 54 claimNoWarnArgs(Args); 55 ArgStringList CmdArgs; 56 57 Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler); 58 59 CmdArgs.push_back("-o"); 60 CmdArgs.push_back(Output.getFilename()); 61 62 assert(Inputs.size() == 1 && "Unexpected number of inputs."); 63 const InputInfo &Input = Inputs[0]; 64 assert(Input.isFilename() && "Invalid input."); 65 CmdArgs.push_back(Input.getFilename()); 66 67 const char *Exec = 68 Args.MakeArgString(getToolChain().GetProgramPath("orbis-as")); 69 C.addCommand(std::make_unique<Command>(JA, *this, 70 ResponseFileSupport::AtFileUTF8(), 71 Exec, CmdArgs, Inputs, Output)); 72 } 73 74 static void AddPS4SanitizerArgs(const ToolChain &TC, ArgStringList &CmdArgs) { 75 const SanitizerArgs &SanArgs = TC.getSanitizerArgs(); 76 if (SanArgs.needsUbsanRt()) { 77 CmdArgs.push_back("-lSceDbgUBSanitizer_stub_weak"); 78 } 79 if (SanArgs.needsAsanRt()) { 80 CmdArgs.push_back("-lSceDbgAddressSanitizer_stub_weak"); 81 } 82 } 83 84 void tools::PS4cpu::addSanitizerArgs(const ToolChain &TC, 85 ArgStringList &CmdArgs) { 86 const SanitizerArgs &SanArgs = TC.getSanitizerArgs(); 87 if (SanArgs.needsUbsanRt()) 88 CmdArgs.push_back("--dependent-lib=libSceDbgUBSanitizer_stub_weak.a"); 89 if (SanArgs.needsAsanRt()) 90 CmdArgs.push_back("--dependent-lib=libSceDbgAddressSanitizer_stub_weak.a"); 91 } 92 93 void tools::PS4cpu::Link::ConstructJob(Compilation &C, const JobAction &JA, 94 const InputInfo &Output, 95 const InputInfoList &Inputs, 96 const ArgList &Args, 97 const char *LinkingOutput) const { 98 const toolchains::FreeBSD &ToolChain = 99 static_cast<const toolchains::FreeBSD &>(getToolChain()); 100 const Driver &D = ToolChain.getDriver(); 101 ArgStringList CmdArgs; 102 103 // Silence warning for "clang -g foo.o -o foo" 104 Args.ClaimAllArgs(options::OPT_g_Group); 105 // and "clang -emit-llvm foo.o -o foo" 106 Args.ClaimAllArgs(options::OPT_emit_llvm); 107 // and for "clang -w foo.o -o foo". Other warning options are already 108 // handled somewhere else. 109 Args.ClaimAllArgs(options::OPT_w); 110 111 if (!D.SysRoot.empty()) 112 CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot)); 113 114 if (Args.hasArg(options::OPT_pie)) 115 CmdArgs.push_back("-pie"); 116 117 if (Args.hasArg(options::OPT_rdynamic)) 118 CmdArgs.push_back("-export-dynamic"); 119 if (Args.hasArg(options::OPT_shared)) 120 CmdArgs.push_back("--oformat=so"); 121 122 if (Output.isFilename()) { 123 CmdArgs.push_back("-o"); 124 CmdArgs.push_back(Output.getFilename()); 125 } else { 126 assert(Output.isNothing() && "Invalid output."); 127 } 128 129 if(!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) 130 AddPS4SanitizerArgs(ToolChain, CmdArgs); 131 132 Args.AddAllArgs(CmdArgs, options::OPT_L); 133 Args.AddAllArgs(CmdArgs, options::OPT_T_Group); 134 Args.AddAllArgs(CmdArgs, options::OPT_e); 135 Args.AddAllArgs(CmdArgs, options::OPT_s); 136 Args.AddAllArgs(CmdArgs, options::OPT_t); 137 Args.AddAllArgs(CmdArgs, options::OPT_r); 138 139 if (Args.hasArg(options::OPT_Z_Xlinker__no_demangle)) 140 CmdArgs.push_back("--no-demangle"); 141 142 AddLinkerInputs(ToolChain, Inputs, Args, CmdArgs, JA); 143 144 if (Args.hasArg(options::OPT_pthread)) { 145 CmdArgs.push_back("-lpthread"); 146 } 147 148 if (Args.hasArg(options::OPT_fuse_ld_EQ)) { 149 D.Diag(diag::err_drv_unsupported_opt_for_target) 150 << "-fuse-ld" << getToolChain().getTriple().str(); 151 } 152 153 const char *Exec = 154 Args.MakeArgString(ToolChain.GetProgramPath("orbis-ld")); 155 156 C.addCommand(std::make_unique<Command>(JA, *this, 157 ResponseFileSupport::AtFileUTF8(), 158 Exec, CmdArgs, Inputs, Output)); 159 } 160 161 toolchains::PS4CPU::PS4CPU(const Driver &D, const llvm::Triple &Triple, 162 const ArgList &Args) 163 : Generic_ELF(D, Triple, Args) { 164 if (Args.hasArg(clang::driver::options::OPT_static)) 165 D.Diag(clang::diag::err_drv_unsupported_opt_for_target) << "-static" 166 << "PS4"; 167 168 // Determine where to find the PS4 libraries. We use SCE_ORBIS_SDK_DIR 169 // if it exists; otherwise use the driver's installation path, which 170 // should be <SDK_DIR>/host_tools/bin. 171 172 SmallString<512> PS4SDKDir; 173 if (const char *EnvValue = getenv("SCE_ORBIS_SDK_DIR")) { 174 if (!llvm::sys::fs::exists(EnvValue)) 175 getDriver().Diag(clang::diag::warn_drv_ps4_sdk_dir) << EnvValue; 176 PS4SDKDir = EnvValue; 177 } else { 178 PS4SDKDir = getDriver().Dir; 179 llvm::sys::path::append(PS4SDKDir, "/../../"); 180 } 181 182 // By default, the driver won't report a warning if it can't find 183 // PS4's include or lib directories. This behavior could be changed if 184 // -Weverything or -Winvalid-or-nonexistent-directory options are passed. 185 // If -isysroot was passed, use that as the SDK base path. 186 std::string PrefixDir; 187 if (const Arg *A = Args.getLastArg(options::OPT_isysroot)) { 188 PrefixDir = A->getValue(); 189 if (!llvm::sys::fs::exists(PrefixDir)) 190 getDriver().Diag(clang::diag::warn_missing_sysroot) << PrefixDir; 191 } else 192 PrefixDir = std::string(PS4SDKDir.str()); 193 194 SmallString<512> PS4SDKIncludeDir(PrefixDir); 195 llvm::sys::path::append(PS4SDKIncludeDir, "target/include"); 196 if (!Args.hasArg(options::OPT_nostdinc) && 197 !Args.hasArg(options::OPT_nostdlibinc) && 198 !Args.hasArg(options::OPT_isysroot) && 199 !Args.hasArg(options::OPT__sysroot_EQ) && 200 !llvm::sys::fs::exists(PS4SDKIncludeDir)) { 201 getDriver().Diag(clang::diag::warn_drv_unable_to_find_directory_expected) 202 << "PS4 system headers" << PS4SDKIncludeDir; 203 } 204 205 SmallString<512> PS4SDKLibDir(PS4SDKDir); 206 llvm::sys::path::append(PS4SDKLibDir, "target/lib"); 207 if (!Args.hasArg(options::OPT_nostdlib) && 208 !Args.hasArg(options::OPT_nodefaultlibs) && 209 !Args.hasArg(options::OPT__sysroot_EQ) && !Args.hasArg(options::OPT_E) && 210 !Args.hasArg(options::OPT_c) && !Args.hasArg(options::OPT_S) && 211 !Args.hasArg(options::OPT_emit_ast) && 212 !llvm::sys::fs::exists(PS4SDKLibDir)) { 213 getDriver().Diag(clang::diag::warn_drv_unable_to_find_directory_expected) 214 << "PS4 system libraries" << PS4SDKLibDir; 215 return; 216 } 217 getFilePaths().push_back(std::string(PS4SDKLibDir.str())); 218 } 219 220 Tool *toolchains::PS4CPU::buildAssembler() const { 221 return new tools::PS4cpu::Assemble(*this); 222 } 223 224 Tool *toolchains::PS4CPU::buildLinker() const { 225 return new tools::PS4cpu::Link(*this); 226 } 227 228 bool toolchains::PS4CPU::isPICDefault() const { return true; } 229 230 bool toolchains::PS4CPU::HasNativeLLVMSupport() const { return true; } 231 232 SanitizerMask toolchains::PS4CPU::getSupportedSanitizers() const { 233 SanitizerMask Res = ToolChain::getSupportedSanitizers(); 234 Res |= SanitizerKind::Address; 235 Res |= SanitizerKind::PointerCompare; 236 Res |= SanitizerKind::PointerSubtract; 237 Res |= SanitizerKind::Vptr; 238 return Res; 239 } 240 241 void toolchains::PS4CPU::addClangTargetOptions( 242 const ArgList &DriverArgs, ArgStringList &CC1Args, 243 Action::OffloadKind DeviceOffloadingKind) const { 244 // PS4 does not use init arrays. 245 if (DriverArgs.hasArg(options::OPT_fuse_init_array)) { 246 Arg *A = DriverArgs.getLastArg(options::OPT_fuse_init_array); 247 getDriver().Diag(clang::diag::err_drv_unsupported_opt_for_target) 248 << A->getAsString(DriverArgs) << getTriple().str(); 249 } 250 251 CC1Args.push_back("-fno-use-init-array"); 252 253 const Arg *A = 254 DriverArgs.getLastArg(options::OPT_fvisibility_from_dllstorageclass, 255 options::OPT_fno_visibility_from_dllstorageclass); 256 if (!A || 257 A->getOption().matches(options::OPT_fvisibility_from_dllstorageclass)) { 258 CC1Args.push_back("-fvisibility-from-dllstorageclass"); 259 260 if (DriverArgs.hasArg(options::OPT_fvisibility_dllexport_EQ)) 261 DriverArgs.AddLastArg(CC1Args, options::OPT_fvisibility_dllexport_EQ); 262 else 263 CC1Args.push_back("-fvisibility-dllexport=protected"); 264 265 if (DriverArgs.hasArg(options::OPT_fvisibility_nodllstorageclass_EQ)) 266 DriverArgs.AddLastArg(CC1Args, 267 options::OPT_fvisibility_nodllstorageclass_EQ); 268 else 269 CC1Args.push_back("-fvisibility-nodllstorageclass=hidden"); 270 271 if (DriverArgs.hasArg(options::OPT_fvisibility_externs_dllimport_EQ)) 272 DriverArgs.AddLastArg(CC1Args, 273 options::OPT_fvisibility_externs_dllimport_EQ); 274 else 275 CC1Args.push_back("-fvisibility-externs-dllimport=default"); 276 277 if (DriverArgs.hasArg( 278 options::OPT_fvisibility_externs_nodllstorageclass_EQ)) 279 DriverArgs.AddLastArg( 280 CC1Args, options::OPT_fvisibility_externs_nodllstorageclass_EQ); 281 else 282 CC1Args.push_back("-fvisibility-externs-nodllstorageclass=default"); 283 } 284 } 285
Indexes created Mon Jun 22 00:25:11 UTC 2026