dberris updated this revision to Diff 141265.
dberris added a comment.
- fixup: Rebase, and re-do OpenBSD specific changes
https://reviews.llvm.org/D45243
Files:
clang/include/clang/Driver/XRayArgs.h
clang/lib/Driver/ToolChains/CommonArgs.cpp
clang/lib/Driver/ToolChains/CommonArgs.h
clang/lib/Driver/ToolChains/FreeBSD.cpp
clang/lib/Driver/ToolChains/Gnu.cpp
clang/lib/Driver/ToolChains/OpenBSD.cpp
Index: clang/lib/Driver/ToolChains/OpenBSD.cpp
===================================================================
--- clang/lib/Driver/ToolChains/OpenBSD.cpp
+++ clang/lib/Driver/ToolChains/OpenBSD.cpp
@@ -22,29 +22,6 @@
using namespace clang;
using namespace llvm::opt;
-static bool addXRayRuntime(const ToolChain &TC, const ArgList &Args,
- ArgStringList &CmdArgs) {
- if (Args.hasArg(options::OPT_shared))
- return false;
-
- if (Args.hasFlag(options::OPT_fxray_instrument,
- options::OPT_fnoxray_instrument, false)) {
- CmdArgs.push_back("-whole-archive");
- CmdArgs.push_back(TC.getCompilerRTArgString(Args, "xray", false));
- CmdArgs.push_back("-no-whole-archive");
- return true;
- }
-
- return false;
-}
-
-static void linkXRayRuntimeDeps(const ToolChain &TC, const ArgList &Args,
- ArgStringList &CmdArgs) {
- CmdArgs.push_back("--no-as-needed");
- CmdArgs.push_back("-lm");
- CmdArgs.push_back("-lpthread");
-}
-
void openbsd::Assembler::ConstructJob(Compilation &C, const JobAction &JA,
const InputInfo &Output,
const InputInfoList &Inputs,
@@ -221,7 +198,7 @@
}
if (NeedsXRayDeps) {
CmdArgs.push_back(ToolChain.getCompilerRTArgString(Args, "builtins", false));
- linkXRayRuntimeDeps(ToolChain, Args, CmdArgs);
+ linkXRayRuntimeDeps(ToolChain, CmdArgs);
}
// FIXME: For some reason GCC passes -lgcc before adding
// the default system libraries. Just mimic this for now.
Index: clang/lib/Driver/ToolChains/Gnu.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Gnu.cpp
+++ clang/lib/Driver/ToolChains/Gnu.cpp
@@ -221,37 +221,6 @@
// The types are (hopefully) good enough.
}
-static bool addXRayRuntime(const ToolChain &TC, const ArgList &Args,
- ArgStringList &CmdArgs) {
- // Do not add the XRay runtime to shared libraries.
- if (Args.hasArg(options::OPT_shared))
- return false;
-
- if (Args.hasFlag(options::OPT_fxray_instrument,
- options::OPT_fnoxray_instrument, false)) {
- CmdArgs.push_back("-whole-archive");
- CmdArgs.push_back(TC.getCompilerRTArgString(Args, "xray", false));
- CmdArgs.push_back("-no-whole-archive");
- return true;
- }
-
- return false;
-}
-
-static void linkXRayRuntimeDeps(const ToolChain &TC, const ArgList &Args,
- ArgStringList &CmdArgs) {
- CmdArgs.push_back("--no-as-needed");
- CmdArgs.push_back("-lpthread");
- if (TC.getTriple().getOS() != llvm::Triple::OpenBSD)
- CmdArgs.push_back("-lrt");
- CmdArgs.push_back("-lm");
-
- if (TC.getTriple().getOS() != llvm::Triple::FreeBSD &&
- TC.getTriple().getOS() != llvm::Triple::NetBSD &&
- TC.getTriple().getOS() != llvm::Triple::OpenBSD)
- CmdArgs.push_back("-ldl");
-}
-
static const char *getLDMOption(const llvm::Triple &T, const ArgList &Args) {
switch (T.getArch()) {
case llvm::Triple::x86:
@@ -496,7 +465,7 @@
linkSanitizerRuntimeDeps(ToolChain, CmdArgs);
if (NeedsXRayDeps)
- linkXRayRuntimeDeps(ToolChain, Args, CmdArgs);
+ linkXRayRuntimeDeps(ToolChain, CmdArgs);
bool WantPthread = Args.hasArg(options::OPT_pthread) ||
Args.hasArg(options::OPT_pthreads);
Index: clang/lib/Driver/ToolChains/FreeBSD.cpp
===================================================================
--- clang/lib/Driver/ToolChains/FreeBSD.cpp
+++ clang/lib/Driver/ToolChains/FreeBSD.cpp
@@ -117,30 +117,6 @@
C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs));
}
-static bool addXRayRuntime(const ToolChain &TC, const ArgList &Args,
- ArgStringList &CmdArgs) {
- if (Args.hasArg(options::OPT_shared))
- return false;
-
- if (Args.hasFlag(options::OPT_fxray_instrument,
- options::OPT_fnoxray_instrument, false)) {
- CmdArgs.push_back("-whole-archive");
- CmdArgs.push_back(TC.getCompilerRTArgString(Args, "xray", false));
- CmdArgs.push_back("-no-whole-archive");
- return true;
- }
-
- return false;
-}
-
-static void linkXRayRuntimeDeps(const ToolChain &TC, const ArgList &Args,
- ArgStringList &CmdArgs) {
- CmdArgs.push_back("--no-as-needed");
- CmdArgs.push_back("-lrt");
- CmdArgs.push_back("-lm");
- CmdArgs.push_back("-lpthread");
-}
-
void freebsd::Linker::ConstructJob(Compilation &C, const JobAction &JA,
const InputInfo &Output,
const InputInfoList &Inputs,
@@ -275,7 +251,7 @@
if (NeedsSanitizerDeps)
linkSanitizerRuntimeDeps(ToolChain, CmdArgs);
if (NeedsXRayDeps)
- linkXRayRuntimeDeps(ToolChain, Args, CmdArgs);
+ linkXRayRuntimeDeps(ToolChain, CmdArgs);
// 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))
Index: clang/lib/Driver/ToolChains/CommonArgs.h
===================================================================
--- clang/lib/Driver/ToolChains/CommonArgs.h
+++ clang/lib/Driver/ToolChains/CommonArgs.h
@@ -35,6 +35,12 @@
void linkSanitizerRuntimeDeps(const ToolChain &TC,
llvm::opt::ArgStringList &CmdArgs);
+bool addXRayRuntime(const ToolChain &TC, const llvm::opt::ArgList &Args,
+ llvm::opt::ArgStringList &CmdArgs);
+
+void linkXRayRuntimeDeps(const ToolChain &TC,
+ llvm::opt::ArgStringList &CmdArgs);
+
void AddRunTimeLibs(const ToolChain &TC, const Driver &D,
llvm::opt::ArgStringList &CmdArgs,
const llvm::opt::ArgList &Args);
Index: clang/lib/Driver/ToolChains/CommonArgs.cpp
===================================================================
--- clang/lib/Driver/ToolChains/CommonArgs.cpp
+++ clang/lib/Driver/ToolChains/CommonArgs.cpp
@@ -31,6 +31,7 @@
#include "clang/Driver/SanitizerArgs.h"
#include "clang/Driver/ToolChain.h"
#include "clang/Driver/Util.h"
+#include "clang/Driver/XRayArgs.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/StringExtras.h"
@@ -705,6 +706,33 @@
return !StaticRuntimes.empty() || !NonWholeStaticRuntimes.empty();
}
+bool tools::addXRayRuntime(const ToolChain&TC, const ArgList &Args, ArgStringList &CmdArgs) {
+ if (Args.hasArg(options::OPT_shared))
+ return false;
+
+ if (TC.getXRayArgs().needsXRayRt()) {
+ CmdArgs.push_back("-whole-archive");
+ CmdArgs.push_back(TC.getCompilerRTArgString(Args, "xray", false));
+ CmdArgs.push_back("-no-whole-archive");
+ return true;
+ }
+
+ return false;
+}
+
+void tools::linkXRayRuntimeDeps(const ToolChain &TC, ArgStringList &CmdArgs) {
+ CmdArgs.push_back("--no-as-needed");
+ CmdArgs.push_back("-lpthread");
+ if (TC.getTriple().getOS() != llvm::Triple::OpenBSD)
+ CmdArgs.push_back("-lrt");
+ CmdArgs.push_back("-lm");
+
+ if (TC.getTriple().getOS() != llvm::Triple::FreeBSD &&
+ TC.getTriple().getOS() != llvm::Triple::NetBSD &&
+ TC.getTriple().getOS() != llvm::Triple::OpenBSD)
+ CmdArgs.push_back("-ldl");
+}
+
bool tools::areOptimizationsEnabled(const ArgList &Args) {
// Find the last -O arg and see if it is non-zero.
if (Arg *A = Args.getLastArg(options::OPT_O_Group))
Index: clang/include/clang/Driver/XRayArgs.h
===================================================================
--- clang/include/clang/Driver/XRayArgs.h
+++ clang/include/clang/Driver/XRayArgs.h
@@ -31,6 +31,8 @@
XRayArgs(const ToolChain &TC, const llvm::opt::ArgList &Args);
void addArgs(const ToolChain &TC, const llvm::opt::ArgList &Args,
llvm::opt::ArgStringList &CmdArgs, types::ID InputType) const;
+
+ bool needsXRayRt() const { return XRayInstrument; }
};
} // namespace driver
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