https://github.com/brad0 updated
https://github.com/llvm/llvm-project/pull/66038:
>From ac7c3555bd703e789ff3020cea2e11cb9dc054df Mon Sep 17 00:00:00 2001
From: X512 <danger_m...@list.ru>
Date: Mon, 11 Sep 2023 20:56:02 -0400
Subject: [PATCH] [Driver] Implement ToolChain on Haiku
Co-authored-by: David Karoly <david.kar...@outlook.com>
Co-authored-by: Brad Smith <b...@comstyle.com>
---
clang/lib/Driver/ToolChains/Gnu.cpp | 31 ++++
clang/lib/Driver/ToolChains/Haiku.cpp | 139 +++++++++++++++++-
clang/lib/Driver/ToolChains/Haiku.h | 34 ++++-
.../boot/system/develop/lib/crti.o | 0
.../boot/system/develop/lib/crtn.o | 0
.../boot/system/develop/lib/init_term_dyn.o | 0
.../boot/system/develop/lib/start_dyn.o | 0
.../x86_64-unknown-haiku/13.2.0/crtbegin.o | 0
.../x86_64-unknown-haiku/13.2.0/crtbeginS.o | 0
.../gcc/x86_64-unknown-haiku/13.2.0/crtend.o | 0
.../gcc/x86_64-unknown-haiku/13.2.0/crtendS.o | 0
clang/test/Driver/haiku.c | 44 ++++++
12 files changed, 241 insertions(+), 7 deletions(-)
create mode 100644
clang/test/Driver/Inputs/haiku_x86_64_tree/boot/system/develop/lib/crti.o
create mode 100644
clang/test/Driver/Inputs/haiku_x86_64_tree/boot/system/develop/lib/crtn.o
create mode 100644
clang/test/Driver/Inputs/haiku_x86_64_tree/boot/system/develop/lib/init_term_dyn.o
create mode 100644
clang/test/Driver/Inputs/haiku_x86_64_tree/boot/system/develop/lib/start_dyn.o
create mode 100644
clang/test/Driver/Inputs/haiku_x86_64_tree/boot/system/develop/tools/lib/gcc/x86_64-unknown-haiku/13.2.0/crtbegin.o
create mode 100644
clang/test/Driver/Inputs/haiku_x86_64_tree/boot/system/develop/tools/lib/gcc/x86_64-unknown-haiku/13.2.0/crtbeginS.o
create mode 100644
clang/test/Driver/Inputs/haiku_x86_64_tree/boot/system/develop/tools/lib/gcc/x86_64-unknown-haiku/13.2.0/crtend.o
create mode 100644
clang/test/Driver/Inputs/haiku_x86_64_tree/boot/system/develop/tools/lib/gcc/x86_64-unknown-haiku/13.2.0/crtendS.o
diff --git a/clang/lib/Driver/ToolChains/Gnu.cpp
b/clang/lib/Driver/ToolChains/Gnu.cpp
index 7aeb8e29ebc5574..cd6713ab52d926d 100644
--- a/clang/lib/Driver/ToolChains/Gnu.cpp
+++ b/clang/lib/Driver/ToolChains/Gnu.cpp
@@ -2224,6 +2224,12 @@ bool
Generic_GCC::GCCInstallationDetector::getBiarchSibling(Multilib &M) const {
void Generic_GCC::GCCInstallationDetector::AddDefaultGCCPrefixes(
const llvm::Triple &TargetTriple, SmallVectorImpl<std::string> &Prefixes,
StringRef SysRoot) {
+
+ if (TargetTriple.isOSHaiku()) {
+ Prefixes.push_back(concat(SysRoot, "/boot/system/develop/tools"));
+ return;
+ }
+
if (TargetTriple.isOSSolaris()) {
// Solaris is a special case.
// The GCC installation is under
@@ -2426,6 +2432,31 @@ void
Generic_GCC::GCCInstallationDetector::AddDefaultGCCPrefixes(
using std::begin;
using std::end;
+ if (TargetTriple.isOSHaiku()) {
+ static const char *const HaikuLibDirs[] = {"/lib"};
+ static const char *const HaikuAArch64Triples[] = {"aarch64-unknown-haiku"};
+ static const char *const HaikuRISCV64Triples[] = {"riscv64-unknown-haiku"};
+ static const char *const HaikuX86Triples[] = {"i586-unknown-haiku"};
+ static const char *const HaikuX86_64Triples[] = {"x86_64-unknown-haiku"};
+ LibDirs.append(begin(HaikuLibDirs), end(HaikuLibDirs));
+ switch (TargetTriple.getArch()) {
+ case llvm::Triple::aarch64:
+ TripleAliases.append(begin(HaikuAArch64Triples),
end(HaikuAArch64Triples));
+ break;
+ case llvm::Triple::riscv64:
+ TripleAliases.append(begin(HaikuRISCV64Triples),
end(HaikuRISCV64Triples));
+ break;
+ case llvm::Triple::x86:
+ TripleAliases.append(begin(HaikuX86Triples), end(HaikuX86Triples));
+ break;
+ case llvm::Triple::x86_64:
+ TripleAliases.append(begin(HaikuX86_64Triples), end(HaikuX86_64Triples));
+ break;
+ default:
+ break;
+ }
+ }
+
if (TargetTriple.isOSSolaris()) {
static const char *const SolarisLibDirs[] = {"/lib"};
static const char *const SolarisSparcV8Triples[] = {
diff --git a/clang/lib/Driver/ToolChains/Haiku.cpp
b/clang/lib/Driver/ToolChains/Haiku.cpp
index 55fc0533f699fab..d5c94c80a722014 100644
--- a/clang/lib/Driver/ToolChains/Haiku.cpp
+++ b/clang/lib/Driver/ToolChains/Haiku.cpp
@@ -9,20 +9,145 @@
#include "Haiku.h"
#include "CommonArgs.h"
#include "clang/Config/config.h"
+#include "clang/Driver/Compilation.h"
#include "llvm/Support/Path.h"
using namespace clang::driver;
+using namespace clang::driver::tools;
using namespace clang::driver::toolchains;
using namespace clang;
using namespace llvm::opt;
+void haiku::Linker::ConstructJob(Compilation &C, const JobAction &JA,
+ const InputInfo &Output,
+ const InputInfoList &Inputs,
+ const ArgList &Args,
+ const char *LinkingOutput) const {
+ const toolchains::Haiku &ToolChain =
+ static_cast<const toolchains::Haiku &>(getToolChain());
+ const Driver &D = ToolChain.getDriver();
+ const llvm::Triple::ArchType Arch = ToolChain.getArch();
+ const bool Static = Args.hasArg(options::OPT_static);
+ const bool Shared = Args.hasArg(options::OPT_shared);
+ 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);
+
+ // Silence warning for "clang -pie foo.o -o foo"
+ Args.ClaimAllArgs(options::OPT_pie);
+
+ if (!D.SysRoot.empty())
+ CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot));
+
+ CmdArgs.push_back("--eh-frame-hdr");
+ if (Static) {
+ CmdArgs.push_back("-Bstatic");
+ } else {
+ if (Args.hasArg(options::OPT_rdynamic))
+ CmdArgs.push_back("-export-dynamic");
+ if (Shared)
+ CmdArgs.push_back("-shared");
+ CmdArgs.push_back("--enable-new-dtags");
+ }
+
+ CmdArgs.push_back("-shared");
+
+ if (!Shared)
+ CmdArgs.push_back("--no-undefined");
+
+ if (Arch == llvm::Triple::riscv64)
+ CmdArgs.push_back("-X");
+
+ 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_nostartfiles,
+ options::OPT_r)) {
+ CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crti.o")));
+
CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtbeginS.o")));
+ if (!Shared)
+
CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("start_dyn.o")));
+
CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("init_term_dyn.o")));
+ }
+
+ Args.AddAllArgs(CmdArgs,
+ {options::OPT_L, options::OPT_T_Group, options::OPT_s,
+ options::OPT_t, options::OPT_Z_Flag, options::OPT_r});
+ ToolChain.AddFilePathLibArgs(Args, CmdArgs);
+
+ addLinkerCompressDebugSectionsOption(ToolChain, Args, CmdArgs);
+ AddLinkerInputs(ToolChain, Inputs, Args, CmdArgs, JA);
+
+ if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs,
+ options::OPT_r)) {
+ // Use the static OpenMP runtime with -static-openmp
+ bool StaticOpenMP = Args.hasArg(options::OPT_static_openmp) && !Static;
+ addOpenMPRuntime(CmdArgs, ToolChain, Args, StaticOpenMP);
+
+ if (D.CCCIsCXX()) {
+ if (ToolChain.ShouldLinkCXXStdlib(Args))
+ ToolChain.AddCXXStdlibLibArgs(Args, CmdArgs);
+ }
+
+ CmdArgs.push_back("-lgcc");
+
+ CmdArgs.push_back("--push-state");
+ CmdArgs.push_back("--as-needed");
+ CmdArgs.push_back("-lgcc_s");
+ CmdArgs.push_back("--no-as-needed");
+ CmdArgs.push_back("--pop-state");
+
+ CmdArgs.push_back("-lroot");
+
+ CmdArgs.push_back("-lgcc");
+
+ CmdArgs.push_back("--push-state");
+ CmdArgs.push_back("--as-needed");
+ CmdArgs.push_back("-lgcc_s");
+ CmdArgs.push_back("--no-as-needed");
+ CmdArgs.push_back("--pop-state");
+ }
+
+ // No need to do anything for pthreads. Claim argument to avoid warning.
+ Args.ClaimAllArgs(options::OPT_pthread);
+ Args.ClaimAllArgs(options::OPT_pthreads);
+
+ if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles,
+ options::OPT_r)) {
+ CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtendS.o")));
+ CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtn.o")));
+ }
+
+ ToolChain.addProfileRTLibs(Args, CmdArgs);
+
+ const char *Exec = Args.MakeArgString(getToolChain().GetLinkerPath());
+ C.addCommand(std::make_unique<Command>(JA, *this,
+ ResponseFileSupport::AtFileCurCP(),
+ Exec, CmdArgs, Inputs, Output));
+}
+
/// Haiku - Haiku tool chain which can call as(1) and ld(1) directly.
Haiku::Haiku(const Driver &D, const llvm::Triple& Triple, const ArgList &Args)
: Generic_ELF(D, Triple, Args) {
+ GCCInstallation.init(Triple, Args);
+
getFilePaths().push_back(concat(getDriver().SysRoot, "/boot/system/lib"));
getFilePaths().push_back(concat(getDriver().SysRoot,
"/boot/system/develop/lib"));
+
+ if (GCCInstallation.isValid())
+ getFilePaths().push_back(GCCInstallation.getInstallPath().str());
}
void Haiku::AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
@@ -128,8 +253,14 @@ void Haiku::addLibCxxIncludePaths(const llvm::opt::ArgList
&DriverArgs,
concat(getDriver().SysRoot,
"/boot/system/develop/headers/c++/v1"));
}
-void Haiku::addLibStdCxxIncludePaths(const llvm::opt::ArgList &DriverArgs,
- llvm::opt::ArgStringList &CC1Args) const {
- addLibStdCXXIncludePaths(concat(getDriver().SysRoot,
"/boot/system/develop/headers/c++"),
- getTriple().str(), "", DriverArgs, CC1Args);
+void Haiku::addClangTargetOptions(const ArgList &DriverArgs,
+ ArgStringList &CC1Args,
+ Action::OffloadKind) const {
+ if (!DriverArgs.hasFlag(options::OPT_fuse_init_array,
+ options::OPT_fno_use_init_array, false))
+ CC1Args.push_back("-fno-use-init-array");
}
+
+Tool *Haiku::buildLinker() const { return new tools::haiku::Linker(*this); }
+
+bool Haiku::HasNativeLLVMSupport() const { return true; }
diff --git a/clang/lib/Driver/ToolChains/Haiku.h
b/clang/lib/Driver/ToolChains/Haiku.h
index 4b5f21f7ba66bec..c52c6528d6bfdf0 100644
--- a/clang/lib/Driver/ToolChains/Haiku.h
+++ b/clang/lib/Driver/ToolChains/Haiku.h
@@ -15,6 +15,25 @@
namespace clang {
namespace driver {
+namespace tools {
+
+/// haiku -- Directly call GNU Binutils assembler and linker
+namespace haiku {
+class LLVM_LIBRARY_VISIBILITY Linker : public Tool {
+public:
+ Linker(const ToolChain &TC) : Tool("haiku::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 haiku
+} // end namespace tools
+
namespace toolchains {
class LLVM_LIBRARY_VISIBILITY Haiku : public Generic_ELF {
@@ -22,23 +41,32 @@ class LLVM_LIBRARY_VISIBILITY Haiku : public Generic_ELF {
Haiku(const Driver &D, const llvm::Triple &Triple,
const llvm::opt::ArgList &Args);
+ bool HasNativeLLVMSupport() const override;
+
bool IsMathErrnoDefault() const override { return false; }
bool IsObjCNonFragileABIDefault() const override { return true; }
bool isPICDefault() const override { return true; }
+ const char *getDefaultLinker() const override { return "ld.lld"; }
+
void AddClangSystemIncludeArgs(
const llvm::opt::ArgList &DriverArgs,
llvm::opt::ArgStringList &CC1Args) const override;
void addLibCxxIncludePaths(
const llvm::opt::ArgList &DriverArgs,
llvm::opt::ArgStringList &CC1Args) const override;
- void addLibStdCxxIncludePaths(
- const llvm::opt::ArgList &DriverArgs,
- llvm::opt::ArgStringList &CC1Args) const override;
unsigned GetDefaultDwarfVersion() const override { return 4; }
bool GetDefaultStandaloneDebug() const override { return true; }
+
+ void
+ addClangTargetOptions(const llvm::opt::ArgList &DriverArgs,
+ llvm::opt::ArgStringList &CC1Args,
+ Action::OffloadKind DeviceOffloadKind) const override;
+
+protected:
+ Tool *buildLinker() const override;
};
} // end namespace toolchains
diff --git
a/clang/test/Driver/Inputs/haiku_x86_64_tree/boot/system/develop/lib/crti.o
b/clang/test/Driver/Inputs/haiku_x86_64_tree/boot/system/develop/lib/crti.o
new file mode 100644
index 000000000000000..e69de29bb2d1d64
diff --git
a/clang/test/Driver/Inputs/haiku_x86_64_tree/boot/system/develop/lib/crtn.o
b/clang/test/Driver/Inputs/haiku_x86_64_tree/boot/system/develop/lib/crtn.o
new file mode 100644
index 000000000000000..e69de29bb2d1d64
diff --git
a/clang/test/Driver/Inputs/haiku_x86_64_tree/boot/system/develop/lib/init_term_dyn.o
b/clang/test/Driver/Inputs/haiku_x86_64_tree/boot/system/develop/lib/init_term_dyn.o
new file mode 100644
index 000000000000000..e69de29bb2d1d64
diff --git
a/clang/test/Driver/Inputs/haiku_x86_64_tree/boot/system/develop/lib/start_dyn.o
b/clang/test/Driver/Inputs/haiku_x86_64_tree/boot/system/develop/lib/start_dyn.o
new file mode 100644
index 000000000000000..e69de29bb2d1d64
diff --git
a/clang/test/Driver/Inputs/haiku_x86_64_tree/boot/system/develop/tools/lib/gcc/x86_64-unknown-haiku/13.2.0/crtbegin.o
b/clang/test/Driver/Inputs/haiku_x86_64_tree/boot/system/develop/tools/lib/gcc/x86_64-unknown-haiku/13.2.0/crtbegin.o
new file mode 100644
index 000000000000000..e69de29bb2d1d64
diff --git
a/clang/test/Driver/Inputs/haiku_x86_64_tree/boot/system/develop/tools/lib/gcc/x86_64-unknown-haiku/13.2.0/crtbeginS.o
b/clang/test/Driver/Inputs/haiku_x86_64_tree/boot/system/develop/tools/lib/gcc/x86_64-unknown-haiku/13.2.0/crtbeginS.o
new file mode 100644
index 000000000000000..e69de29bb2d1d64
diff --git
a/clang/test/Driver/Inputs/haiku_x86_64_tree/boot/system/develop/tools/lib/gcc/x86_64-unknown-haiku/13.2.0/crtend.o
b/clang/test/Driver/Inputs/haiku_x86_64_tree/boot/system/develop/tools/lib/gcc/x86_64-unknown-haiku/13.2.0/crtend.o
new file mode 100644
index 000000000000000..e69de29bb2d1d64
diff --git
a/clang/test/Driver/Inputs/haiku_x86_64_tree/boot/system/develop/tools/lib/gcc/x86_64-unknown-haiku/13.2.0/crtendS.o
b/clang/test/Driver/Inputs/haiku_x86_64_tree/boot/system/develop/tools/lib/gcc/x86_64-unknown-haiku/13.2.0/crtendS.o
new file mode 100644
index 000000000000000..e69de29bb2d1d64
diff --git a/clang/test/Driver/haiku.c b/clang/test/Driver/haiku.c
index 728173a78ccf960..53cd69f2c605db0 100644
--- a/clang/test/Driver/haiku.c
+++ b/clang/test/Driver/haiku.c
@@ -36,3 +36,47 @@
// CHECK-C-HEADER-PATH: "-internal-isystem" "/boot/system/develop/headers/gnu"
// CHECK-C-HEADER-PATH: "-internal-isystem"
"/boot/system/develop/headers/posix"
// CHECK-C-HEADER-PATH: "-internal-isystem" "/boot/system/develop/headers"
+
+// Check x86_64-unknown-haiku, X86_64
+// RUN: %clang -### %s 2>&1 --target=x86_64-unknown-haiku \
+// RUN: --gcc-toolchain="" \
+// RUN: --sysroot=%S/Inputs/haiku_x86_64_tree \
+// RUN: | FileCheck --check-prefix=CHECK-LD-X86_64 %s
+// CHECK-LD-X86_64: "-cc1" "-triple" "x86_64-unknown-haiku"
+// CHECK-LD-X86_64-SAME: "-isysroot" "[[SYSROOT:[^"]+]]"
+// CHECK-LD-X86_64: "{{.*}}ld{{(.exe)?}}"
+// CHECK-LD-X86_64-SAME: "--no-undefined"
+// CHECK-LD-X86_64-SAME: "[[SYSROOT]]/boot/system/develop/lib/crti.o"
+// CHECK-LD-X86_64-SAME:
"[[SYSROOT]]/boot/system/develop/tools/lib/gcc/x86_64-unknown-haiku/13.2.0/crtbeginS.o"
+// CHECK-LD-X86_64-SAME: "[[SYSROOT]]/boot/system/develop/lib/start_dyn.o"
+// CHECK-LD-X86_64-SAME: "[[SYSROOT]]/boot/system/develop/lib/init_term_dyn.o"
+// CHECK-LD-X86_64-SAME: "-lgcc"
+// CHECK-LD-X86_64-SAME: "--push-state"
+// CHECK-LD-X86_64-SAME: "--as-needed"
+// CHECK-LD-X86_64-SAME: "-lgcc_s"
+// CHECK-LD-X86_64-SAME: "--no-as-needed"
+// CHECK-LD-X86_64-SAME: "--pop-state"
+// CHECK-LD-X86_64-SAME: "-lroot"
+// CHECK-LD-X86_64-SAME: "-lgcc"
+// CHECK-LD-X86_64-SAME: "--push-state"
+// CHECK-LD-X86_64-SAME: "--as-needed"
+// CHECK-LD-X86_64-SAME: "-lgcc_s"
+// CHECK-LD-X86_64-SAME: "--no-as-needed"
+// CHECK-LD-X86_64-SAME: "--pop-state"
+// CHECK-LD-X86_64-SAME:
"[[SYSROOT]]/boot/system/develop/tools/lib/gcc/x86_64-unknown-haiku/13.2.0/crtendS.o"
+// CHECK-LD-X86_64-SAME: "[[SYSROOT]]/boot/system/develop/lib/crtn.o"
+
+// Check the right flags are present with -shared
+// RUN: %clang -### %s -shared 2>&1 --target=x86_64-unknown-haiku \
+// RUN: --gcc-toolchain="" \
+// RUN: --sysroot=%S/Inputs/haiku_x86_64_tree \
+// RUN: | FileCheck --check-prefix=CHECK-X86_64-SHARED %s
+// CHECK-X86_64-SHARED: "-cc1" "-triple" "x86_64-unknown-haiku"
+// CHECK-X86_64-SHARED-SAME: "-isysroot" "[[SYSROOT:[^"]+]]"
+// CHECK-X86_64-SHARED: "{{.*}}ld{{(.exe)?}}"
+// CHECK-X86_64-SHARED-NOT: "[[SYSROOT]]/boot/system/develop/lib/start_dyn.o"
+
+// Check -fno-init-array
+// RUN: %clang -target x86_64-unknown-haiku %s -### 2>&1 \
+// RUN: | FileCheck --check-prefix=CHECK-CTORS %s
+// CHECK-CTORS: "-fno-use-init-array"
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