[PM] Change the core design of the TTI analysis to use a polymorphic

[oota-llvm.git] / lib / Target / XCore / XCoreTargetMachine.cpp

diff --git a/lib/Target/XCore/XCoreTargetMachine.cpp b/lib/Target/XCore/XCoreTargetMachine.cpp
index 42b98753ecfbe0806624db7e85af17e3e4e30381..82df1c984bebe2f9594a256ec5512f5029410887 100644 (file)
--- a/lib/Target/XCore/XCoreTargetMachine.cpp
+++ b/lib/Target/XCore/XCoreTargetMachine.cpp
@@ -10,65 +10,78 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "XCoreTargetAsmInfo.h"
 #include "XCoreTargetMachine.h"
+#include "XCoreTargetObjectFile.h"
 #include "XCore.h"
-#include "llvm/Module.h"
+#include "llvm/CodeGen/Passes.h"
+#include "llvm/IR/Module.h"
 #include "llvm/PassManager.h"
-#include "llvm/Target/TargetMachineRegistry.h"
+#include "llvm/Support/TargetRegistry.h"
 using namespace llvm;
 
-/// XCoreTargetMachineModule - Note that this is used on hosts that
-/// cannot link in a library unless there are references into the
-/// library.  In particular, it seems that it is not possible to get
-/// things to work on Win32 without this.  Though it is unused, do not
-/// remove it.
-extern "C" int XCoreTargetMachineModule;
-int XCoreTargetMachineModule = 0;
+/// XCoreTargetMachine ctor - Create an ILP32 architecture model
+///
+XCoreTargetMachine::XCoreTargetMachine(const Target &T, StringRef TT,
+                                       StringRef CPU, StringRef FS,
+                                       const TargetOptions &Options,
+                                       Reloc::Model RM, CodeModel::Model CM,
+                                       CodeGenOpt::Level OL)
+    : LLVMTargetMachine(T, TT, CPU, FS, Options, RM, CM, OL),
+      TLOF(make_unique<XCoreTargetObjectFile>()),
+      DL("e-m:e-p:32:32-i1:8:32-i8:8:32-i16:16:32-i64:32-f64:32-a:0:32-n32"),
+      Subtarget(TT, CPU, FS, *this) {
+  initAsmInfo();
+}
+
+XCoreTargetMachine::~XCoreTargetMachine() {}
 
 namespace {
-  // Register the target.
-  RegisterTarget<XCoreTargetMachine> X("xcore", "XCore");
-}
+/// XCore Code Generator Pass Configuration Options.
+class XCorePassConfig : public TargetPassConfig {
+public:
+  XCorePassConfig(XCoreTargetMachine *TM, PassManagerBase &PM)
+    : TargetPassConfig(TM, PM) {}
 
-// Force static initialization.
-extern "C" void LLVMInitializeXCoreTarget() { }
+  XCoreTargetMachine &getXCoreTargetMachine() const {
+    return getTM<XCoreTargetMachine>();
+  }
 
-const TargetAsmInfo *XCoreTargetMachine::createTargetAsmInfo() const {
-  return new XCoreTargetAsmInfo(*this);
-}
+  void addIRPasses() override;
+  bool addPreISel() override;
+  bool addInstSelector() override;
+  void addPreEmitPass() override;
+};
+} // namespace
 
-/// XCoreTargetMachine ctor - Create an ILP32 architecture model
-///
-XCoreTargetMachine::XCoreTargetMachine(const Module &M, const std::string &FS)
-  : Subtarget(*this, M, FS),
-    DataLayout("e-p:32:32:32-a0:0:32-f32:32:32-f64:32:32-i1:8:32-i8:8:32-"
-               "i16:16:32-i32:32:32-i64:32:32"),
-    InstrInfo(),
-    FrameInfo(*this),
-    TLInfo(*this) {
+TargetPassConfig *XCoreTargetMachine::createPassConfig(PassManagerBase &PM) {
+  return new XCorePassConfig(this, PM);
 }
 
-unsigned XCoreTargetMachine::getModuleMatchQuality(const Module &M) {
-  std::string TT = M.getTargetTriple();
-  if (TT.size() >= 6 && std::string(TT.begin(), TT.begin()+6) == "xcore-")
-    return 20;
-  
-  // Otherwise we don't match.
-  return 0;
+void XCorePassConfig::addIRPasses() {
+  addPass(createAtomicExpandPass(&getXCoreTargetMachine()));
+
+  TargetPassConfig::addIRPasses();
 }
 
-bool XCoreTargetMachine::addInstSelector(PassManagerBase &PM,
-                                         CodeGenOpt::Level OptLevel) {
-  PM.add(createXCoreISelDag(*this));
+bool XCorePassConfig::addPreISel() {
+  addPass(createXCoreLowerThreadLocalPass());
   return false;
 }
 
-bool XCoreTargetMachine::addAssemblyEmitter(PassManagerBase &PM,
-                                            CodeGenOpt::Level OptLevel,
-                                            bool Verbose,
-                                            formatted_raw_ostream &Out) {
-  // Output assembly language.
-  PM.add(createXCoreCodePrinterPass(Out, *this, Verbose));
+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);
+}
+
+void XCoreTargetMachine::addAnalysisPasses(PassManagerBase &PM) {
+  PM.add(createXCoreTargetTransformInfoPass(this));
+}