Dummy MSP430 backend
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@70694 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/MSP430/MSP430TargetMachine.cpp b/lib/Target/MSP430/MSP430TargetMachine.cpp
new file mode 100644
index 0000000..5b86702
--- /dev/null
+++ b/lib/Target/MSP430/MSP430TargetMachine.cpp
@@ -0,0 +1,62 @@
+//===-- MSP430TargetMachine.cpp - Define TargetMachine for MSP430 ---------===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// Top-level implementation for the MSP430 target.
+//
+//===----------------------------------------------------------------------===//
+
+#include "MSP430.h"
+#include "MSP430TargetAsmInfo.h"
+#include "MSP430TargetMachine.h"
+#include "llvm/Module.h"
+#include "llvm/PassManager.h"
+#include "llvm/CodeGen/Passes.h"
+#include "llvm/Target/TargetAsmInfo.h"
+#include "llvm/Target/TargetMachineRegistry.h"
+
+using namespace llvm;
+
+/// MSP430TargetMachineModule - 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 MSP430TargetMachineModule;
+int MSP430TargetMachineModule = 0;
+
+
+// Register the targets
+static RegisterTarget<MSP430TargetMachine>
+X("msp430", "MSP430 [experimental]");
+
+MSP430TargetMachine::MSP430TargetMachine(const Module &M,
+ const std::string &FS) :
+ Subtarget(*this, M, FS),
+ DataLayout("e-p:16:8:8-i8:8:8-i16:8:8-i32:8:8"),
+ InstrInfo(*this), TLInfo(*this),
+ FrameInfo(TargetFrameInfo::StackGrowsUp, 8, 0) { }
+
+
+const TargetAsmInfo *MSP430TargetMachine::createTargetAsmInfo() const {
+ return new MSP430TargetAsmInfo(*this);
+}
+
+bool MSP430TargetMachine::addInstSelector(PassManagerBase &PM, bool Fast) {
+ // Install an instruction selector.
+ PM.add(createMSP430ISelDag(*this));
+ return false;
+}
+
+bool MSP430TargetMachine::
+addAssemblyEmitter(PassManagerBase &PM, bool Fast, bool Verbose,
+ raw_ostream &Out) {
+ // Output assembly language.
+ PM.add(createMSP430CodePrinterPass(Out, *this, Fast, Verbose));
+ return false;
+}