1 //===-- MSP430TargetMachine.cpp - Define TargetMachine for MSP430 ---------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // Top-level implementation for the MSP430 target.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #include "MSP430.h"
15 #include "MSP430TargetAsmInfo.h"
16 #include "MSP430TargetMachine.h"
17 #include "llvm/PassManager.h"
18 #include "llvm/CodeGen/Passes.h"
19 #include "llvm/Target/TargetAsmInfo.h"
20 using namespace llvm;
21 
22 MSP430TargetMachine::MSP430TargetMachine(const Target &T,
23                                          const std::string &TT,
24                                          const std::string &FS) :
25   LLVMTargetMachine(T),
26   Subtarget(TT, FS),
27   // FIXME: Check TargetData string.
28   DataLayout("e-p:16:8:8-i8:8:8-i16:8:8-i32:8:8"),
29   InstrInfo(*this), TLInfo(*this),
30   FrameInfo(TargetFrameInfo::StackGrowsDown, 2, -2) { }
31 
32 const TargetAsmInfo *MSP430TargetMachine::createTargetAsmInfo() const {
33   return new MSP430TargetAsmInfo();
34 }
35 
36 bool MSP430TargetMachine::addInstSelector(PassManagerBase &PM,
37                                           CodeGenOpt::Level OptLevel) {
38   // Install an instruction selector.
39   PM.add(createMSP430ISelDag(*this, OptLevel));
40   return false;
41 }
42 
43