Use the space freed up by sparc and zaurus to import LLVM.

ok hackroom@

1 files changed, 91 insertions, 0 deletions

diff --git a/gnu/llvm/lib/Target/XCore/XCoreTargetMachine.cpp b/gnu/llvm/lib/Target/XCore/XCoreTargetMachine.cpp
new file mode 100644
index 00000000000..4a79dac0bed
--- /dev/null
+++ b/gnu/llvm/lib/Target/XCore/XCoreTargetMachine.cpp
@@ -0,0 +1,91 @@
+//===-- XCoreTargetMachine.cpp - Define TargetMachine for XCore -----------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+//
+//===----------------------------------------------------------------------===//
+
+#include "XCoreTargetMachine.h"
+#include "XCoreTargetObjectFile.h"
+#include "XCoreTargetTransformInfo.h"
+#include "XCore.h"
+#include "llvm/CodeGen/Passes.h"
+#include "llvm/IR/Module.h"
+#include "llvm/IR/LegacyPassManager.h"
+#include "llvm/Support/TargetRegistry.h"
+using namespace llvm;
+
+/// XCoreTargetMachine ctor - Create an ILP32 architecture model
+///
+XCoreTargetMachine::XCoreTargetMachine(const Target &T, const Triple &TT,
+                                       StringRef CPU, StringRef FS,
+                                       const TargetOptions &Options,
+                                       Reloc::Model RM, CodeModel::Model CM,
+                                       CodeGenOpt::Level OL)
+    : LLVMTargetMachine(
+          T, "e-m:e-p:32:32-i1:8:32-i8:8:32-i16:16:32-i64:32-f64:32-a:0:32-n32",
+          TT, CPU, FS, Options, RM, CM, OL),
+      TLOF(make_unique<XCoreTargetObjectFile>()),
+      Subtarget(TT, CPU, FS, *this) {
+  initAsmInfo();
+}
+
+XCoreTargetMachine::~XCoreTargetMachine() {}
+
+namespace {
+/// XCore Code Generator Pass Configuration Options.
+class XCorePassConfig : public TargetPassConfig {
+public:
+  XCorePassConfig(XCoreTargetMachine *TM, PassManagerBase &PM)
+    : TargetPassConfig(TM, PM) {}
+
+  XCoreTargetMachine &getXCoreTargetMachine() const {
+    return getTM<XCoreTargetMachine>();
+  }
+
+  void addIRPasses() override;
+  bool addPreISel() override;
+  bool addInstSelector() override;
+  void addPreEmitPass() override;
+};
+} // namespace
+
+TargetPassConfig *XCoreTargetMachine::createPassConfig(PassManagerBase &PM) {
+  return new XCorePassConfig(this, PM);
+}
+
+void XCorePassConfig::addIRPasses() {
+  addPass(createAtomicExpandPass(&getXCoreTargetMachine()));
+
+  TargetPassConfig::addIRPasses();
+}
+
+bool XCorePassConfig::addPreISel() {
+  addPass(createXCoreLowerThreadLocalPass());
+  return false;
+}
+
+bool XCorePassConfig::addInstSelector() {
+  addPass(createXCoreISelDag(getXCoreTargetMachine(), getOptLevel()));
+  return false;
+}
+
+void XCorePassConfig::addPreEmitPass() {
+  addPass(createXCoreFrameToArgsOffsetEliminationPass(), false);
+}
+
+// Force static initialization.
+extern "C" void LLVMInitializeXCoreTarget() {
+  RegisterTargetMachine<XCoreTargetMachine> X(TheXCoreTarget);
+}
+
+TargetIRAnalysis XCoreTargetMachine::getTargetIRAnalysis() {
+  return TargetIRAnalysis([this](const Function &F) {
+    return TargetTransformInfo(XCoreTTIImpl(this, F));
+  });
+}