1193323Sed//===-- MSP430TargetMachine.cpp - Define TargetMachine for MSP430 ---------===// 2193323Sed// 3193323Sed// The LLVM Compiler Infrastructure 4193323Sed// 5193323Sed// This file is distributed under the University of Illinois Open Source 6193323Sed// License. See LICENSE.TXT for details. 7193323Sed// 8193323Sed//===----------------------------------------------------------------------===// 9193323Sed// 10193323Sed// Top-level implementation for the MSP430 target. 11193323Sed// 12193323Sed//===----------------------------------------------------------------------===// 13193323Sed 14235633Sdim#include "MSP430TargetMachine.h" 15193323Sed#include "MSP430.h" 16193323Sed#include "llvm/CodeGen/Passes.h" 17198090Srdivacky#include "llvm/MC/MCAsmInfo.h" 18252723Sdim#include "llvm/PassManager.h" 19226890Sdim#include "llvm/Support/TargetRegistry.h" 20193323Sedusing namespace llvm; 21193323Sed 22198090Srdivackyextern "C" void LLVMInitializeMSP430Target() { 23198090Srdivacky // Register the target. 24198090Srdivacky RegisterTargetMachine<MSP430TargetMachine> X(TheMSP430Target); 25198090Srdivacky} 26193323Sed 27198090SrdivackyMSP430TargetMachine::MSP430TargetMachine(const Target &T, 28226890Sdim StringRef TT, 29226890Sdim StringRef CPU, 30226890Sdim StringRef FS, 31235633Sdim const TargetOptions &Options, 32235633Sdim Reloc::Model RM, CodeModel::Model CM, 33235633Sdim CodeGenOpt::Level OL) 34235633Sdim : LLVMTargetMachine(T, TT, CPU, FS, Options, RM, CM, OL), 35224145Sdim Subtarget(TT, CPU, FS), 36245431Sdim // FIXME: Check DataLayout string. 37245431Sdim DL("e-p:16:16:16-i8:8:8-i16:16:16-i32:16:32-n8:16"), 38218893Sdim InstrInfo(*this), TLInfo(*this), TSInfo(*this), 39263509Sdim FrameLowering(Subtarget) { 40263509Sdim initAsmInfo(); 41263509Sdim} 42193323Sed 43235633Sdimnamespace { 44235633Sdim/// MSP430 Code Generator Pass Configuration Options. 45235633Sdimclass MSP430PassConfig : public TargetPassConfig { 46235633Sdimpublic: 47235633Sdim MSP430PassConfig(MSP430TargetMachine *TM, PassManagerBase &PM) 48235633Sdim : TargetPassConfig(TM, PM) {} 49193323Sed 50235633Sdim MSP430TargetMachine &getMSP430TargetMachine() const { 51235633Sdim return getTM<MSP430TargetMachine>(); 52235633Sdim } 53235633Sdim 54235633Sdim virtual bool addInstSelector(); 55235633Sdim virtual bool addPreEmitPass(); 56235633Sdim}; 57235633Sdim} // namespace 58235633Sdim 59235633SdimTargetPassConfig *MSP430TargetMachine::createPassConfig(PassManagerBase &PM) { 60235633Sdim return new MSP430PassConfig(this, PM); 61235633Sdim} 62235633Sdim 63235633Sdimbool MSP430PassConfig::addInstSelector() { 64193323Sed // Install an instruction selector. 65245431Sdim addPass(createMSP430ISelDag(getMSP430TargetMachine(), getOptLevel())); 66193323Sed return false; 67193323Sed} 68193323Sed 69235633Sdimbool MSP430PassConfig::addPreEmitPass() { 70202878Srdivacky // Must run branch selection immediately preceding the asm printer. 71245431Sdim addPass(createMSP430BranchSelectionPass()); 72202878Srdivacky return false; 73202878Srdivacky} 74