1 //===-- AlphaTargetMachine.cpp - Define TargetMachine for Alpha -----------===// 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 // 11 //===----------------------------------------------------------------------===// 12 13 #include "Alpha.h" 14 #include "AlphaTargetMachine.h" 15 #include "llvm/PassManager.h" 16 #include "llvm/Support/FormattedStream.h" 17 #include "llvm/Support/TargetRegistry.h" 18 using namespace llvm; 19 20 extern "C" void LLVMInitializeAlphaTarget() { 21 // Register the target. 22 RegisterTargetMachine<AlphaTargetMachine> X(TheAlphaTarget); 23 } 24 25 AlphaTargetMachine::AlphaTargetMachine(const Target &T, StringRef TT, 26 StringRef CPU, StringRef FS, 27 Reloc::Model RM, CodeModel::Model CM) 28 : LLVMTargetMachine(T, TT, CPU, FS, RM, CM), 29 DataLayout("e-f128:128:128-n64"), 30 FrameLowering(Subtarget), 31 Subtarget(TT, CPU, FS), 32 TLInfo(*this), 33 TSInfo(*this) { 34 } 35 36 //===----------------------------------------------------------------------===// 37 // Pass Pipeline Configuration 38 //===----------------------------------------------------------------------===// 39 40 bool AlphaTargetMachine::addInstSelector(PassManagerBase &PM, 41 CodeGenOpt::Level OptLevel) { 42 PM.add(createAlphaISelDag(*this)); 43 return false; 44 } 45 bool AlphaTargetMachine::addPreEmitPass(PassManagerBase &PM, 46 CodeGenOpt::Level OptLevel) { 47 // Must run branch selection immediately preceding the asm printer 48 PM.add(createAlphaBranchSelectionPass()); 49 PM.add(createAlphaLLRPPass(*this)); 50 return false; 51 } 52
