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 14234353Sdim#include "MSP430TargetMachine.h" 15193323Sed#include "MSP430.h" 16193323Sed#include "llvm/CodeGen/Passes.h" 17198090Srdivacky#include "llvm/MC/MCAsmInfo.h" 18249423Sdim#include "llvm/PassManager.h" 19226633Sdim#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, 28226633Sdim StringRef TT, 29226633Sdim StringRef CPU, 30226633Sdim StringRef FS, 31234353Sdim const TargetOptions &Options, 32234353Sdim Reloc::Model RM, CodeModel::Model CM, 33234353Sdim CodeGenOpt::Level OL) 34234353Sdim : LLVMTargetMachine(T, TT, CPU, FS, Options, RM, CM, OL), 35224145Sdim Subtarget(TT, CPU, FS), 36243830Sdim // FIXME: Check DataLayout string. 37243830Sdim DL("e-p:16:16:16-i8:8:8-i16:16:16-i32:16:32-n8:16"), 38218893Sdim InstrInfo(*this), TLInfo(*this), TSInfo(*this), 39249423Sdim FrameLowering(Subtarget) { } 40193323Sed 41234353Sdimnamespace { 42234353Sdim/// MSP430 Code Generator Pass Configuration Options. 43234353Sdimclass MSP430PassConfig : public TargetPassConfig { 44234353Sdimpublic: 45234353Sdim MSP430PassConfig(MSP430TargetMachine *TM, PassManagerBase &PM) 46234353Sdim : TargetPassConfig(TM, PM) {} 47193323Sed 48234353Sdim MSP430TargetMachine &getMSP430TargetMachine() const { 49234353Sdim return getTM<MSP430TargetMachine>(); 50234353Sdim } 51234353Sdim 52234353Sdim virtual bool addInstSelector(); 53234353Sdim virtual bool addPreEmitPass(); 54234353Sdim}; 55234353Sdim} // namespace 56234353Sdim 57234353SdimTargetPassConfig *MSP430TargetMachine::createPassConfig(PassManagerBase &PM) { 58234353Sdim return new MSP430PassConfig(this, PM); 59234353Sdim} 60234353Sdim 61234353Sdimbool MSP430PassConfig::addInstSelector() { 62193323Sed // Install an instruction selector. 63239462Sdim addPass(createMSP430ISelDag(getMSP430TargetMachine(), getOptLevel())); 64193323Sed return false; 65193323Sed} 66193323Sed 67234353Sdimbool MSP430PassConfig::addPreEmitPass() { 68202878Srdivacky // Must run branch selection immediately preceding the asm printer. 69239462Sdim addPass(createMSP430BranchSelectionPass()); 70202878Srdivacky return false; 71202878Srdivacky} 72