Add XCore backend.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@58838 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/XCore/XCoreTargetMachine.cpp

@@ -0,0 +1,60 @@
+//===-- 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 "XCoreTargetAsmInfo.h"
+#include "XCoreTargetMachine.h"
+#include "XCore.h"
+#include "llvm/Module.h"
+#include "llvm/PassManager.h"
+#include "llvm/Target/TargetMachineRegistry.h"
+using namespace llvm;
+
+namespace {
+  // Register the target.
+  RegisterTarget<XCoreTargetMachine> X("xcore", "  XCore");
+}
+
+const TargetAsmInfo *XCoreTargetMachine::createTargetAsmInfo() const {
+  return new XCoreTargetAsmInfo(*this);
+}
+
+/// 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) {
+}
+
+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;
+}
+
+bool XCoreTargetMachine::addInstSelector(PassManagerBase &PM, bool Fast) {
+  PM.add(createXCoreISelDag(*this));
+  return false;
+}
+
+bool XCoreTargetMachine::addAssemblyEmitter(PassManagerBase &PM, bool Fast, 
+                                            raw_ostream &Out) {
+  // Output assembly language.
+  PM.add(createXCoreCodePrinterPass(Out, *this));
+  return false;
+}