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genodepkgs/overlay/llvm-11/clang/genode.patch

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diff --git a/include/clang/Driver/Options.td b/include/clang/Driver/Options.td
index 966cb907b7e2..5bcd5093be7d 100644
--- a/include/clang/Driver/Options.td
+++ b/include/clang/Driver/Options.td
@@ -2709,6 +2709,7 @@ def nolibc : Flag<["-"], "nolibc">;
def nomultidefs : Flag<["-"], "nomultidefs">;
def nopie : Flag<["-"], "nopie">;
def no_pie : Flag<["-"], "no-pie">, Alias<nopie>;
+def noposix : Flag<["-"], "noposix">;
def noprebind : Flag<["-"], "noprebind">;
def noprofilelib : Flag<["-"], "noprofilelib">;
def noseglinkedit : Flag<["-"], "noseglinkedit">;
diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp
index 965f273892bd..7a22f90d3652 100644
--- a/lib/Basic/Targets.cpp
+++ b/lib/Basic/Targets.cpp
@@ -142,6 +142,8 @@ TargetInfo *AllocateTarget(const llvm::Triple &Triple,
return new FreeBSDTargetInfo<AArch64leTargetInfo>(Triple, Opts);
case llvm::Triple::Fuchsia:
return new FuchsiaTargetInfo<AArch64leTargetInfo>(Triple, Opts);
+ case llvm::Triple::Genode:
+ return new GenodeTargetInfo<AArch64leTargetInfo>(Triple, Opts);
case llvm::Triple::Linux:
return new LinuxTargetInfo<AArch64leTargetInfo>(Triple, Opts);
case llvm::Triple::NetBSD:
@@ -186,6 +188,8 @@ TargetInfo *AllocateTarget(const llvm::Triple &Triple,
return new LinuxTargetInfo<ARMleTargetInfo>(Triple, Opts);
case llvm::Triple::FreeBSD:
return new FreeBSDTargetInfo<ARMleTargetInfo>(Triple, Opts);
+ case llvm::Triple::Genode:
+ return new GenodeTargetInfo<ARMleTargetInfo>(Triple, Opts);
case llvm::Triple::NetBSD:
return new NetBSDTargetInfo<ARMleTargetInfo>(Triple, Opts);
case llvm::Triple::OpenBSD:
@@ -485,6 +489,8 @@ TargetInfo *AllocateTarget(const llvm::Triple &Triple,
return new FreeBSDTargetInfo<X86_32TargetInfo>(Triple, Opts);
case llvm::Triple::Fuchsia:
return new FuchsiaTargetInfo<X86_32TargetInfo>(Triple, Opts);
+ case llvm::Triple::Genode:
+ return new GenodeI386TargetInfo(Triple, Opts);
case llvm::Triple::KFreeBSD:
return new KFreeBSDTargetInfo<X86_32TargetInfo>(Triple, Opts);
case llvm::Triple::Minix:
@@ -544,6 +550,8 @@ TargetInfo *AllocateTarget(const llvm::Triple &Triple,
return new FreeBSDTargetInfo<X86_64TargetInfo>(Triple, Opts);
case llvm::Triple::Fuchsia:
return new FuchsiaTargetInfo<X86_64TargetInfo>(Triple, Opts);
+ case llvm::Triple::Genode:
+ return new GenodeTargetInfo<X86_64TargetInfo>(Triple, Opts);
case llvm::Triple::KFreeBSD:
return new KFreeBSDTargetInfo<X86_64TargetInfo>(Triple, Opts);
case llvm::Triple::Solaris:
diff --git a/lib/Basic/Targets/AArch64.cpp b/lib/Basic/Targets/AArch64.cpp
index 25c02cb888c1..8b9a622865cd 100644
--- a/lib/Basic/Targets/AArch64.cpp
+++ b/lib/Basic/Targets/AArch64.cpp
@@ -43,7 +43,7 @@ const Builtin::Info AArch64TargetInfo::BuiltinInfo[] = {
AArch64TargetInfo::AArch64TargetInfo(const llvm::Triple &Triple,
const TargetOptions &Opts)
: TargetInfo(Triple), ABI("aapcs") {
- if (getTriple().isOSOpenBSD()) {
+ if (getTriple().isOSOpenBSD() || getTriple().isOSGenode()) {
Int64Type = SignedLongLong;
IntMaxType = SignedLongLong;
} else {
diff --git a/lib/Basic/Targets/ARM.cpp b/lib/Basic/Targets/ARM.cpp
index 21cfe0107bbb..b02ef0aa0f2f 100644
--- a/lib/Basic/Targets/ARM.cpp
+++ b/lib/Basic/Targets/ARM.cpp
@@ -238,18 +238,19 @@ ARMTargetInfo::ARMTargetInfo(const llvm::Triple &Triple,
HW_FP(0) {
bool IsOpenBSD = Triple.isOSOpenBSD();
bool IsNetBSD = Triple.isOSNetBSD();
+ bool IsGenode = Triple.isOSGenode();
// FIXME: the isOSBinFormatMachO is a workaround for identifying a Darwin-like
// environment where size_t is `unsigned long` rather than `unsigned int`
PtrDiffType = IntPtrType =
(Triple.isOSDarwin() || Triple.isOSBinFormatMachO() || IsOpenBSD ||
- IsNetBSD)
+ IsNetBSD || IsGenode)
? SignedLong
: SignedInt;
SizeType = (Triple.isOSDarwin() || Triple.isOSBinFormatMachO() || IsOpenBSD ||
- IsNetBSD)
+ IsNetBSD || IsGenode)
? UnsignedLong
: UnsignedInt;
diff --git a/lib/Basic/Targets/OSTargets.h b/lib/Basic/Targets/OSTargets.h
index 2a9e4f91d478..e453358027f0 100644
--- a/lib/Basic/Targets/OSTargets.h
+++ b/lib/Basic/Targets/OSTargets.h
@@ -296,7 +296,7 @@ protected:
Builder.defineMacro("__HAIKU__");
Builder.defineMacro("__ELF__");
DefineStd(Builder, "unix", Opts);
- if (this->HasFloat128)
+ if (this->HasFloat128)
Builder.defineMacro("__FLOAT128__");
}
@@ -820,6 +820,40 @@ public:
}
};
+// Genode Target
+template <typename Target>
+class LLVM_LIBRARY_VISIBILITY GenodeTargetInfo : public OSTargetInfo<Target> {
+protected:
+ void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple,
+ MacroBuilder &Builder) const override {
+ Builder.defineMacro("__GENODE__");
+ DefineStd(Builder, "unix", Opts);
+ Builder.defineMacro("__ELF__");
+ if (Opts.POSIXThreads)
+ Builder.defineMacro("_REENTRANT");
+ if (this->HasFloat128)
+ Builder.defineMacro("__FLOAT128__");
+ }
+
+public:
+ GenodeTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts)
+ : OSTargetInfo<Target>(Triple, Opts) {
+ this->IntMaxType = TargetInfo::SignedLongLong;
+ this->Int64Type = TargetInfo::SignedLongLong;
+ this->SizeType = TargetInfo::UnsignedLong;
+ this->TLSSupported = false;
+ switch (Triple.getArch()) {
+ default:
+ break;
+ case llvm::Triple::x86:
+ case llvm::Triple::x86_64:
+ this->HasFloat128 = true;
+ break;
+ }
+
+ }
+};
+
// WebAssembly target
template <typename Target>
class LLVM_LIBRARY_VISIBILITY WebAssemblyOSTargetInfo
diff --git a/lib/Basic/Targets/X86.h b/lib/Basic/Targets/X86.h
index 72a01d2514c2..ae7b01b0d9a7 100644
--- a/lib/Basic/Targets/X86.h
+++ b/lib/Basic/Targets/X86.h
@@ -447,6 +447,18 @@ public:
}
};
+class LLVM_LIBRARY_VISIBILITY GenodeI386TargetInfo
+ : public GenodeTargetInfo<X86_32TargetInfo> {
+public:
+ GenodeI386TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts)
+ : GenodeTargetInfo<X86_32TargetInfo>(Triple, Opts) {
+ SizeType = UnsignedLong;
+ IntPtrType = SignedLong;
+ PtrDiffType = SignedLong;
+ }
+};
+
+
class LLVM_LIBRARY_VISIBILITY DarwinI386TargetInfo
: public DarwinTargetInfo<X86_32TargetInfo> {
public:
diff --git a/lib/Driver/CMakeLists.txt b/lib/Driver/CMakeLists.txt
index 9463ca5c109d..5ae757f99e2f 100644
--- a/lib/Driver/CMakeLists.txt
+++ b/lib/Driver/CMakeLists.txt
@@ -49,6 +49,7 @@ add_clang_library(clangDriver
ToolChains/Flang.cpp
ToolChains/FreeBSD.cpp
ToolChains/Fuchsia.cpp
+ ToolChains/Genode.cpp
ToolChains/Gnu.cpp
ToolChains/Haiku.cpp
ToolChains/HIP.cpp
diff --git a/lib/Driver/Driver.cpp b/lib/Driver/Driver.cpp
index ece8222dcf24..4ca793af6c81 100644
--- a/lib/Driver/Driver.cpp
+++ b/lib/Driver/Driver.cpp
@@ -22,6 +22,7 @@
#include "ToolChains/DragonFly.h"
#include "ToolChains/FreeBSD.h"
#include "ToolChains/Fuchsia.h"
+#include "ToolChains/Genode.h"
#include "ToolChains/Gnu.h"
#include "ToolChains/HIP.h"
#include "ToolChains/Haiku.h"
@@ -4951,6 +4952,9 @@ const ToolChain &Driver::getToolChain(const ArgList &Args,
case llvm::Triple::Solaris:
TC = std::make_unique<toolchains::Solaris>(*this, Target, Args);
break;
+ case llvm::Triple::Genode:
+ TC = std::make_unique<toolchains::Genode>(*this, Target, Args);
+ break;
case llvm::Triple::AMDHSA:
TC = std::make_unique<toolchains::ROCMToolChain>(*this, Target, Args);
break;
diff --git a/lib/Driver/ToolChains/Arch/AArch64.cpp b/lib/Driver/ToolChains/Arch/AArch64.cpp
index dd4545d6c48f..22ec56518046 100644
--- a/lib/Driver/ToolChains/Arch/AArch64.cpp
+++ b/lib/Driver/ToolChains/Arch/AArch64.cpp
@@ -373,7 +373,7 @@ fp16_fml_fallthrough:
options::OPT_munaligned_access)) {
if (A->getOption().matches(options::OPT_mno_unaligned_access))
Features.push_back("+strict-align");
- } else if (Triple.isOSOpenBSD())
+ } else if (Triple.isOSOpenBSD() || Triple.isOSGenode())
Features.push_back("+strict-align");
if (Args.hasArg(options::OPT_ffixed_x1))
diff --git a/lib/Driver/ToolChains/Arch/ARM.cpp b/lib/Driver/ToolChains/Arch/ARM.cpp
index afe896b4a65b..f93dd30beb98 100644
--- a/lib/Driver/ToolChains/Arch/ARM.cpp
+++ b/lib/Driver/ToolChains/Arch/ARM.cpp
@@ -587,7 +587,7 @@ fp16_fml_fallthrough:
if (VersionNum < 6 ||
Triple.getSubArch() == llvm::Triple::SubArchType::ARMSubArch_v6m)
Features.push_back("+strict-align");
- } else if (Triple.isOSLinux() || Triple.isOSNaCl()) {
+ } else if (Triple.isOSLinux() || Triple.isOSNaCl() || Triple.isOSGenode()) {
if (VersionNum < 7)
Features.push_back("+strict-align");
} else
diff --git a/lib/Driver/ToolChains/Clang.cpp b/lib/Driver/ToolChains/Clang.cpp
index af4bcf951e6c..c96b192c7e09 100644
--- a/lib/Driver/ToolChains/Clang.cpp
+++ b/lib/Driver/ToolChains/Clang.cpp
@@ -538,7 +538,7 @@ static bool useFramePointerForTargetByDefault(const ArgList &Args,
break;
}
- if (Triple.isOSNetBSD()) {
+ if (Triple.isOSNetBSD() || Triple.isOSGenode()) {
return !areOptimizationsEnabled(Args);
}
diff --git a/lib/Driver/ToolChains/Genode.cpp b/lib/Driver/ToolChains/Genode.cpp
new file mode 100644
index 000000000000..37151999b7bf
--- /dev/null
+++ b/lib/Driver/ToolChains/Genode.cpp
@@ -0,0 +1,191 @@
+//===--- Genode.h - Genode 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 "Genode.h"
+#include "CommonArgs.h"
+#include "InputInfo.h"
+#include "clang/Driver/Compilation.h"
+#include "clang/Driver/Driver.h"
+#include "clang/Driver/Options.h"
+#include "llvm/Option/ArgList.h"
+
+using namespace clang::driver;
+using namespace clang::driver::toolchains;
+using namespace clang::driver::tools;
+using namespace clang;
+using namespace llvm::opt;
+
+void genode::Linker::ConstructJob(Compilation &C, const JobAction &JA,
+ const InputInfo &Output,
+ const InputInfoList &Inputs,
+ const ArgList &Args,
+ const char *LinkingOutput) const {
+ ArgStringList CmdArgs;
+
+ const auto &TC = static_cast<const toolchains::Genode &>(getToolChain());
+ const auto &D = TC.getDriver();
+
+ if (!D.SysRoot.empty())
+ CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot));
+
+ // Explicitly set the linker emulation for platforms that might not
+ // be the default emulation for the linker.
+ switch (TC.getArch()) {
+ case llvm::Triple::x86:
+ CmdArgs.push_back("-melf_i386");
+ break;
+ case llvm::Triple::x86_64:
+ CmdArgs.push_back("-melf_x86_64");
+ break;
+ case llvm::Triple::riscv32:
+ CmdArgs.push_back("-melf32lriscv");
+ break;
+ case llvm::Triple::riscv64:
+ CmdArgs.push_back("-melf64lriscv");
+ break;
+ default:
+ break;
+ }
+
+ CmdArgs.push_back("--eh-frame-hdr");
+ CmdArgs.push_back("--gc-sections");
+ CmdArgs.push_back("-zmax-page-size=0x1000");
+
+ CmdArgs.push_back("-Ttext=0x01000000");
+
+ Args.AddAllArgs(CmdArgs, options::OPT_L);
+ TC.AddFilePathLibArgs(Args, CmdArgs);
+ 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_Z_Flag);
+
+ if (Args.hasArg(options::OPT_static)) {
+ CmdArgs.push_back("-Bstatic");
+ } else {
+ if (Args.hasArg(options::OPT_shared)) {
+ CmdArgs.push_back(Args.MakeArgString("-shared"));
+ CmdArgs.push_back(Args.MakeArgString("-T" + D.SysRoot + "/ld/genode_rel.ld"));
+ } else {
+ CmdArgs.push_back(Args.MakeArgString("-T" + D.SysRoot + "/ld/genode_dyn.ld"));
+ CmdArgs.push_back(Args.MakeArgString("--dynamic-list=" + D.SysRoot + "/ld/genode_dyn.dl"));
+ CmdArgs.push_back("--dynamic-linker=ld.lib.so");
+ }
+ if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) {
+ CmdArgs.push_back("-l:ld.lib.so");
+ }
+ }
+
+ if (Output.isFilename()) {
+ CmdArgs.push_back("-o");
+ CmdArgs.push_back(Output.getFilename());
+ } else {
+ assert(Output.isNothing() && "Invalid output.");
+ }
+
+ AddLinkerInputs(TC, Inputs, Args, CmdArgs, JA);
+
+ if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs, options::OPT_noposix)) {
+ AddRunTimeLibs(TC, D, CmdArgs, Args);
+
+ CmdArgs.push_back("-lc");
+ if (!Args.hasArg(options::OPT_shared)) {
+ CmdArgs.push_back("-lposix");
+ }
+ }
+
+ C.addCommand(std::make_unique<Command>(JA, *this, ResponseFileSupport::None(),
+ Args.MakeArgString(TC.GetLinkerPath()),
+ CmdArgs, Inputs));
+}
+
+Genode::Genode(const Driver &D, const llvm::Triple &Triple,
+ const ArgList &Args)
+ : Generic_ELF(D, Triple, Args) {
+
+ std::vector<std::string> GenodeExtraTriples;
+ switch (Triple.getArch()) {
+ case llvm::Triple::arm:
+ GenodeExtraTriples.push_back("arm-none-eabi");
+ break;
+ case llvm::Triple::aarch64:
+ GenodeExtraTriples.push_back("aarch64-none-elf");
+ break;
+ case llvm::Triple::x86:
+ case llvm::Triple::x86_64:
+ GenodeExtraTriples.push_back("x86_64-pc-elf");
+ break;
+ case llvm::Triple::riscv64:
+ GenodeExtraTriples.push_back("riscv64-unknown-elf");
+ break;
+ default:
+ break;
+ }
+
+ GCCInstallation.init(Triple, Args, GenodeExtraTriples);
+
+ const std::string MultiarchTriple = getMultiarchTriple(D, Triple, /*SysRoot*/ "");
+ if (GCCInstallation.isValid() &&
+ (Triple.getArch() == llvm::Triple::x86_64 ||
+ Triple.getArch() == llvm::Triple::x86)) {
+
+ path_list MultilibPaths;
+ Generic_GCC::AddMultilibPaths(D, /*SysRoot*/ "", "lib",
+ MultiarchTriple, MultilibPaths);
+
+ auto Suffix = GCCInstallation.getMultilib().gccSuffix();
+ for (auto path: MultilibPaths)
+ addPathIfExists(D, path + Suffix, getFilePaths());
+ } else {
+ Generic_GCC::AddMultilibPaths(D, /*SysRoot*/ "", "lib",
+ MultiarchTriple, getFilePaths());
+ }
+
+ ToolChain::path_list &PPaths = getProgramPaths();
+
+ Generic_GCC::PushPPaths(PPaths);
+
+#ifdef ENABLE_LINKER_BUILD_ID
+ ExtraOpts.push_back("--build-id");
+#endif
+}
+
+void
+Genode::addLibStdCxxIncludePaths(const llvm::opt::ArgList &DriverArgs,
+ llvm::opt::ArgStringList &CC1Args) const {
+ // Try generic GCC detection first.
+ if (Generic_GCC::addGCCLibStdCxxIncludePaths(DriverArgs, CC1Args))
+ return;
+
+ if (!GCCInstallation.isValid())
+ return;
+
+ StringRef LibDir = GCCInstallation.getParentLibPath();
+ StringRef TripleStr = GCCInstallation.getTriple().str();
+ const Multilib &Multilib = GCCInstallation.getMultilib();
+ const GCCVersion &Version = GCCInstallation.getVersion();
+
+ const std::string IncludePath = {
+ LibDir.str() + "/../" + TripleStr.str() + "/include/c++/" + Version.Text,
+ };
+
+ addLibStdCXXIncludePaths(IncludePath, /*Suffix*/ "", TripleStr,
+ /*GCCMultiarchTriple*/ "",
+ /*TargetMultiarchTriple*/ "",
+ Multilib.includeSuffix(), DriverArgs, CC1Args);
+}
+
+void Genode::addExtraOpts(llvm::opt::ArgStringList &CmdArgs) const {
+ for (const auto &Opt : ExtraOpts)
+ CmdArgs.push_back(Opt.c_str());
+}
+
+Tool *Genode::buildLinker() const {
+ return new tools::genode::Linker(*this);
+}
diff --git a/lib/Driver/ToolChains/Genode.h b/lib/Driver/ToolChains/Genode.h
new file mode 100644
index 000000000000..27e51ca45d9e
--- /dev/null
+++ b/lib/Driver/ToolChains/Genode.h
@@ -0,0 +1,69 @@
+//===--- Genode.h - Genode 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
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_GENODE_H
+#define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_GENODE_H
+
+#include "Gnu.h"
+#include "clang/Driver/Tool.h"
+#include "clang/Driver/ToolChain.h"
+
+namespace clang {
+namespace driver {
+namespace tools {
+namespace genode {
+class LLVM_LIBRARY_VISIBILITY Linker : public Tool {
+public:
+ Linker(const ToolChain &TC) : Tool("genode::Linker", "linker", TC) {}
+
+ bool hasIntegratedCPP() const override { return false; }
+ bool isLinkJob() const override { return true; }
+
+ void ConstructJob(Compilation &C, const JobAction &JA,
+ const InputInfo &Output, const InputInfoList &Inputs,
+ const llvm::opt::ArgList &TCArgs,
+ const char *LinkingOutput) const override;
+};
+} // end namespace genode
+} // end namespace tools
+
+namespace toolchains {
+
+class LLVM_LIBRARY_VISIBILITY Genode : public Generic_ELF {
+public:
+ Genode(const Driver &D, const llvm::Triple &Triple,
+ const llvm::opt::ArgList &Args);
+
+ bool IsMathErrnoDefault() const override { return false; }
+ bool HasNativeLLVMSupport() const override { return true; }
+ bool isPICDefault() const override { return false; }
+ bool isPIEDefault() const override { return false; }
+ bool isPICDefaultForced() const override { return false; }
+ bool IsIntegratedAssemblerDefault() const override { return true; }
+
+ void
+ addLibStdCxxIncludePaths(const llvm::opt::ArgList &DriverArgs,
+ llvm::opt::ArgStringList &CC1Args) const final;
+
+ bool IsUnwindTablesDefault(const llvm::opt::ArgList &Args) const override {
+ return true;
+ }
+
+ void addExtraOpts(llvm::opt::ArgStringList &CmdArgs) const override;
+
+ std::vector<std::string> ExtraOpts;
+
+protected:
+ Tool *buildLinker() const override;
+};
+
+} // end namespace toolchains
+} // end namespace driver
+} // end namespace clang
+
+#endif // LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_GENODE_H
diff --git a/lib/Frontend/InitHeaderSearch.cpp b/lib/Frontend/InitHeaderSearch.cpp
index bc31445d6d08..364942eff068 100644
--- a/lib/Frontend/InitHeaderSearch.cpp
+++ b/lib/Frontend/InitHeaderSearch.cpp
@@ -229,6 +229,7 @@ void InitHeaderSearch::AddDefaultCIncludePaths(const llvm::Triple &triple,
case llvm::Triple::PS4:
case llvm::Triple::ELFIAMCU:
case llvm::Triple::Fuchsia:
+ case llvm::Triple::Genode:
break;
case llvm::Triple::Win32:
if (triple.getEnvironment() != llvm::Triple::Cygnus)
@@ -338,6 +339,7 @@ void InitHeaderSearch::AddDefaultCIncludePaths(const llvm::Triple &triple,
case llvm::Triple::NaCl:
case llvm::Triple::ELFIAMCU:
case llvm::Triple::Fuchsia:
+ case llvm::Triple::Genode:
break;
case llvm::Triple::PS4: {
// <isysroot> gets prepended later in AddPath().
diff --git a/test/Driver/genode.c b/test/Driver/genode.c
new file mode 100644
index 000000000000..e69de29bb2d1
diff --git a/test/Driver/genode.cpp b/test/Driver/genode.cpp
new file mode 100644
index 000000000000..e69de29bb2d1
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