1 //===-- XCoreTargetMachine.cpp - Define TargetMachine for XCore -----------===// 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 "XCoreTargetMachine.h" 14 #include "XCore.h" 15 #include "llvm/CodeGen/Passes.h" 16 #include "llvm/IR/Module.h" 17 #include "llvm/PassManager.h" 18 #include "llvm/Support/TargetRegistry.h" 19 using namespace llvm; 20 21 /// XCoreTargetMachine ctor - Create an ILP32 architecture model 22 /// 23 XCoreTargetMachine::XCoreTargetMachine(const Target &T, StringRef TT, 24 StringRef CPU, StringRef FS, 25 const TargetOptions &Options, 26 Reloc::Model RM, CodeModel::Model CM, 27 CodeGenOpt::Level OL) 28 : LLVMTargetMachine(T, TT, CPU, FS, Options, RM, CM, OL), 29 Subtarget(TT, CPU, FS), 30 DL("e-p:32:32:32-a0:0:32-f32:32:32-f64:32:32-i1:8:32-i8:8:32-" 31 "i16:16:32-i32:32:32-i64:32:32-n32"), 32 InstrInfo(), 33 FrameLowering(Subtarget), 34 TLInfo(*this), 35 TSInfo(*this) { 36 initAsmInfo(); 37 } 38 39 namespace { 40 /// XCore Code Generator Pass Configuration Options. 41 class XCorePassConfig : public TargetPassConfig { 42 public: 43 XCorePassConfig(XCoreTargetMachine *TM, PassManagerBase &PM) 44 : TargetPassConfig(TM, PM) {} 45 46 XCoreTargetMachine &getXCoreTargetMachine() const { 47 return getTM<XCoreTargetMachine>(); 48 } 49 50 virtual bool addPreISel(); 51 virtual bool addInstSelector(); 52 }; 53 } // namespace 54 55 TargetPassConfig *XCoreTargetMachine::createPassConfig(PassManagerBase &PM) { 56 return new XCorePassConfig(this, PM); 57 } 58 59 bool XCorePassConfig::addPreISel() { 60 addPass(createXCoreLowerThreadLocalPass()); 61 return false; 62 } 63 64 bool XCorePassConfig::addInstSelector() { 65 addPass(createXCoreISelDag(getXCoreTargetMachine(), getOptLevel())); 66 return false; 67 } 68 69 // Force static initialization. 70 extern "C" void LLVMInitializeXCoreTarget() { 71 RegisterTargetMachine<XCoreTargetMachine> X(TheXCoreTarget); 72 } 73
