[clang] 719c87e - remove gold linker
Yuanfang Chen via cfe-commits
cfe-commits at lists.llvm.org
Tue Jun 16 13:03:49 PDT 2020
Author: Yuanfang Chen
Date: 2020-06-16T13:03:31-07:00
New Revision: 719c87edc58018a0e9f3ee04305e081d4b582c2b
URL: https://github.com/llvm/llvm-project/commit/719c87edc58018a0e9f3ee04305e081d4b582c2b
DIFF: https://github.com/llvm/llvm-project/commit/719c87edc58018a0e9f3ee04305e081d4b582c2b.diff
LOG: remove gold linker
Added:
Modified:
clang/lib/Driver/ToolChains/PS4CPU.cpp
clang/test/Driver/ps4-linker-non-win.c
clang/test/Driver/ps4-linker-win.c
Removed:
################################################################################
diff --git a/clang/lib/Driver/ToolChains/PS4CPU.cpp b/clang/lib/Driver/ToolChains/PS4CPU.cpp
index ebeed3803e06..379b88017b0e 100644
--- a/clang/lib/Driver/ToolChains/PS4CPU.cpp
+++ b/clang/lib/Driver/ToolChains/PS4CPU.cpp
@@ -88,13 +88,13 @@ void tools::PS4cpu::addSanitizerArgs(const ToolChain &TC,
CmdArgs.push_back("--dependent-lib=libSceDbgAddressSanitizer_stub_weak.a");
}
-static void ConstructPS4LinkJob(const Tool &T, Compilation &C,
- const JobAction &JA, const InputInfo &Output,
- const InputInfoList &Inputs,
- const ArgList &Args,
- const char *LinkingOutput) {
+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 &>(T.getToolChain());
+ static_cast<const toolchains::FreeBSD &>(getToolChain());
const Driver &D = ToolChain.getDriver();
ArgStringList CmdArgs;
@@ -143,216 +143,17 @@ static void ConstructPS4LinkJob(const Tool &T, Compilation &C,
CmdArgs.push_back("-lpthread");
}
- const char *Exec = Args.MakeArgString(ToolChain.GetProgramPath("orbis-ld"));
-
- C.addCommand(std::make_unique<Command>(JA, T, Exec, CmdArgs, Inputs));
-}
-
-static void ConstructGoldLinkJob(const Tool &T, Compilation &C,
- const JobAction &JA, const InputInfo &Output,
- const InputInfoList &Inputs,
- const ArgList &Args,
- const char *LinkingOutput) {
- const toolchains::FreeBSD &ToolChain =
- static_cast<const toolchains::FreeBSD &>(T.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_static)) {
- CmdArgs.push_back("-Bstatic");
- } else {
- if (Args.hasArg(options::OPT_rdynamic))
- CmdArgs.push_back("-export-dynamic");
- CmdArgs.push_back("--eh-frame-hdr");
- if (Args.hasArg(options::OPT_shared)) {
- CmdArgs.push_back("-Bshareable");
- } else {
- CmdArgs.push_back("-dynamic-linker");
- CmdArgs.push_back("/libexec/ld-elf.so.1");
- }
- CmdArgs.push_back("--enable-new-dtags");
- }
-
- 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);
-
- if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) {
- const char *crt1 = nullptr;
- if (!Args.hasArg(options::OPT_shared)) {
- if (Args.hasArg(options::OPT_pg))
- crt1 = "gcrt1.o";
- else if (Args.hasArg(options::OPT_pie))
- crt1 = "Scrt1.o";
- else
- crt1 = "crt1.o";
- }
- if (crt1)
- CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath(crt1)));
-
- CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crti.o")));
-
- const char *crtbegin = nullptr;
- if (Args.hasArg(options::OPT_static))
- crtbegin = "crtbeginT.o";
- else if (Args.hasArg(options::OPT_shared) || Args.hasArg(options::OPT_pie))
- crtbegin = "crtbeginS.o";
- else
- crtbegin = "crtbegin.o";
-
- CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath(crtbegin)));
- }
-
- Args.AddAllArgs(CmdArgs, options::OPT_L);
- ToolChain.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_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_nostdlib, options::OPT_nodefaultlibs)) {
- // For PS4, we always want to pass libm, libstdc++ and libkernel
- // libraries for both C and C++ compilations.
- CmdArgs.push_back("-lkernel");
- if (D.CCCIsCXX()) {
- if (ToolChain.ShouldLinkCXXStdlib(Args))
- ToolChain.AddCXXStdlibLibArgs(Args, CmdArgs);
- if (Args.hasArg(options::OPT_pg))
- CmdArgs.push_back("-lm_p");
- else
- CmdArgs.push_back("-lm");
- }
- // FIXME: For some reason GCC passes -lgcc and -lgcc_s before adding
- // the default system libraries. Just mimic this for now.
- if (Args.hasArg(options::OPT_pg))
- CmdArgs.push_back("-lgcc_p");
- else
- CmdArgs.push_back("-lcompiler_rt");
- if (Args.hasArg(options::OPT_static)) {
- CmdArgs.push_back("-lstdc++");
- } else if (Args.hasArg(options::OPT_pg)) {
- CmdArgs.push_back("-lgcc_eh_p");
- } else {
- CmdArgs.push_back("--as-needed");
- CmdArgs.push_back("-lstdc++");
- CmdArgs.push_back("--no-as-needed");
- }
-
- if (Args.hasArg(options::OPT_pthread)) {
- if (Args.hasArg(options::OPT_pg))
- CmdArgs.push_back("-lpthread_p");
- else
- CmdArgs.push_back("-lpthread");
- }
-
- if (Args.hasArg(options::OPT_pg)) {
- if (Args.hasArg(options::OPT_shared))
- CmdArgs.push_back("-lc");
- else {
- if (Args.hasArg(options::OPT_static)) {
- CmdArgs.push_back("--start-group");
- CmdArgs.push_back("-lc_p");
- CmdArgs.push_back("-lpthread_p");
- CmdArgs.push_back("--end-group");
- } else {
- CmdArgs.push_back("-lc_p");
- }
- }
- CmdArgs.push_back("-lgcc_p");
- } else {
- if (Args.hasArg(options::OPT_static)) {
- CmdArgs.push_back("--start-group");
- CmdArgs.push_back("-lc");
- CmdArgs.push_back("-lpthread");
- CmdArgs.push_back("--end-group");
- } else {
- CmdArgs.push_back("-lc");
- }
- CmdArgs.push_back("-lcompiler_rt");
- }
-
- if (Args.hasArg(options::OPT_static)) {
- CmdArgs.push_back("-lstdc++");
- } else if (Args.hasArg(options::OPT_pg)) {
- CmdArgs.push_back("-lgcc_eh_p");
- } else {
- CmdArgs.push_back("--as-needed");
- CmdArgs.push_back("-lstdc++");
- CmdArgs.push_back("--no-as-needed");
- }
+ if (Args.hasArg(options::OPT_fuse_ld_EQ)) {
+ D.Diag(diag::err_drv_unsupported_opt_for_target)
+ << "-fuse-ld" << getToolChain().getTriple().str();
}
- if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) {
- if (Args.hasArg(options::OPT_shared) || Args.hasArg(options::OPT_pie))
- CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtendS.o")));
- else
- CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtend.o")));
- CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtn.o")));
- }
+ std::string LdName = std::string("orbis-ld");
const char *Exec =
-#ifdef _WIN32
- Args.MakeArgString(ToolChain.GetProgramPath("orbis-ld.gold"));
-#else
- Args.MakeArgString(ToolChain.GetProgramPath("orbis-ld"));
-#endif
+ Args.MakeArgString(ToolChain.GetProgramPath(LdName.c_str()));
- C.addCommand(std::make_unique<Command>(JA, T, Exec, CmdArgs, Inputs));
-}
-
-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();
- bool PS4Linker;
- StringRef LinkerOptName;
- if (const Arg *A = Args.getLastArg(options::OPT_fuse_ld_EQ)) {
- LinkerOptName = A->getValue();
- if (LinkerOptName != "ps4" && LinkerOptName != "gold")
- D.Diag(diag::err_drv_unsupported_linker) << LinkerOptName;
- }
-
- if (LinkerOptName == "gold")
- PS4Linker = false;
- else if (LinkerOptName == "ps4")
- PS4Linker = true;
- else
- PS4Linker = !Args.hasArg(options::OPT_shared);
-
- if (PS4Linker)
- ConstructPS4LinkJob(*this, C, JA, Output, Inputs, Args, LinkingOutput);
- else
- ConstructGoldLinkJob(*this, C, JA, Output, Inputs, Args, LinkingOutput);
+ C.addCommand(std::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs));
}
toolchains::PS4CPU::PS4CPU(const Driver &D, const llvm::Triple &Triple,
diff --git a/clang/test/Driver/ps4-linker-non-win.c b/clang/test/Driver/ps4-linker-non-win.c
index 3197292176c4..955cb5abb4c0 100644
--- a/clang/test/Driver/ps4-linker-non-win.c
+++ b/clang/test/Driver/ps4-linker-non-win.c
@@ -6,16 +6,14 @@
// RUN: touch %t/orbis-ld
// RUN: chmod +x %t/orbis-ld
-// RUN: env "PATH=%t:%PATH%" %clang -### -target x86_64-scei-ps4 %s -fuse-ld=gold 2>&1 \
-// RUN: | FileCheck --check-prefix=CHECK-PS4-LINKER %s
-// RUN: env "PATH=%t:%PATH%" %clang -### -target x86_64-scei-ps4 %s -shared 2>&1 \
-// RUN: | FileCheck --check-prefix=CHECK-PS4-LINKER %s
-
// RUN: env "PATH=%t:%PATH%" %clang -### -target x86_64-scei-ps4 %s 2>&1 \
// RUN: | FileCheck --check-prefix=CHECK-PS4-LINKER %s
-// RUN: env "PATH=%t:%PATH%" %clang -### -target x86_64-scei-ps4 %s -fuse-ld=ps4 2>&1 \
+// RUN: env "PATH=%t:%PATH%" %clang -### -target x86_64-scei-ps4 %s -shared 2>&1 \
// RUN: | FileCheck --check-prefix=CHECK-PS4-LINKER %s
-// RUN: env "PATH=%t:%PATH%" %clang -### -target x86_64-scei-ps4 %s -shared \
-// RUN: -fuse-ld=ps4 2>&1 | FileCheck --check-prefix=CHECK-PS4-LINKER %s
// CHECK-PS4-LINKER: /orbis-ld
+
+// RUN: env "PATH=%t:%PATH%" %clang -### -target x86_64-scei-ps4 %s -fuse-ld=gold 2>&1 \
+// RUN: | FileCheck --check-prefix=ERROR %s
+
+// ERROR: error: unsupported option '-fuse-ld' for target 'x86_64-scei-ps4'
\ No newline at end of file
diff --git a/clang/test/Driver/ps4-linker-win.c b/clang/test/Driver/ps4-linker-win.c
index fafa579a0743..688aec8c0ce1 100644
--- a/clang/test/Driver/ps4-linker-win.c
+++ b/clang/test/Driver/ps4-linker-win.c
@@ -1,27 +1,31 @@
-// The full path to the gold linker was not found on Windows because the
-// driver fails to add an .exe extension to the name.
-// We check that gold linker's full name (with an extension) is specified
-// on the command line if -fuse-ld=gold, or -shared with no -fuse-ld option
-// are passed. Otherwise, we check that the PS4's linker's full name is
-// specified.
+// This test check that orbis-ld is used for linker all the time. Specifying
+// linker using -fuse-ld causes a error message emitted and compilation fail.
// REQUIRES: system-windows, x86-registered-target
// RUN: mkdir -p %t
// RUN: touch %t/orbis-ld.exe
-// RUN: touch %t/orbis-ld.gold.exe
-
-// RUN: env "PATH=%t;%PATH%;" %clang -target x86_64-scei-ps4 %s -fuse-ld=gold -### 2>&1 \
-// RUN: | FileCheck --check-prefix=CHECK-PS4-GOLD %s
-// RUN: env "PATH=%t;%PATH%;" %clang -target x86_64-scei-ps4 %s -shared -### 2>&1 \
-// RUN: | FileCheck --check-prefix=CHECK-PS4-GOLD %s
// RUN: env "PATH=%t;%PATH%;" %clang -target x86_64-scei-ps4 %s -### 2>&1 \
// RUN: | FileCheck --check-prefix=CHECK-PS4-LINKER %s
-// RUN: env "PATH=%t;%PATH%;" %clang -target x86_64-scei-ps4 %s -fuse-ld=ps4 -### 2>&1 \
+// RUN: env "PATH=%t;%PATH%;" %clang -target x86_64-scei-ps4 %s -shared -### 2>&1 \
// RUN: | FileCheck --check-prefix=CHECK-PS4-LINKER %s
-// RUN: env "PATH=%t;%PATH%;" %clang -target x86_64-scei-ps4 %s -shared \
-// RUN: -fuse-ld=ps4 -### 2>&1 | FileCheck --check-prefix=CHECK-PS4-LINKER %s
-// CHECK-PS4-GOLD: \\orbis-ld.gold
// CHECK-PS4-LINKER: \\orbis-ld
+
+// RUN: env "PATH=%t;%PATH%;" %clang -### -target x86_64-scei-ps4 -flto=thin %s 2>&1 \
+// RUN: | FileCheck --check-prefix=CHECK-PS4-LTO-THIN %s
+// RUN: env "PATH=%t;%PATH%;" %clang -### -target x86_64-scei-ps4 -flto=full %s 2>&1 \
+// RUN: | FileCheck --check-prefix=CHECK-PS4-LTO-FULL %s
+// RUN: env "PATH=%t;%PATH%;" %clang -### -target x86_64-scei-ps4 %s 2>&1 \
+// RUN: | FileCheck --check-prefix=CHECK-PS4-NO-LTO-THIN --check-prefix=CHECK-PS4-NO-LTO-FULL %s
+
+// CHECK-PS4-LTO-THIN: --lto=thin
+// CHECK-PS4-LTO-FULL: --lto=full
+// CHECK-PS4-NO-LTO-THIN-NOT: --lto=thin
+// CHECK-PS4-NO-LTO-FULL-NOT: --lto=full
+
+// RUN: env "PATH=%t;%PATH%;" %clang -target x86_64-scei-ps4 %s -fuse-ld=gold -### 2>&1 \
+// RUN: | FileCheck --check-prefix=ERROR %s
+
+// ERROR: error: unsupported option '-fuse-ld' for target 'x86_64-scei-ps4'
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