XCoreTargetMachine.cpp revision 1555a23335400143f2b54a66aedc4b5cbbb79f8d
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 "XCoreTargetAsmInfo.h" 14#include "XCoreTargetMachine.h" 15#include "XCore.h" 16#include "llvm/Module.h" 17#include "llvm/PassManager.h" 18#include "llvm/Target/TargetMachineRegistry.h" 19using namespace llvm; 20 21/// XCoreTargetMachineModule - Note that this is used on hosts that 22/// cannot link in a library unless there are references into the 23/// library. In particular, it seems that it is not possible to get 24/// things to work on Win32 without this. Though it is unused, do not 25/// remove it. 26extern "C" int XCoreTargetMachineModule; 27int XCoreTargetMachineModule = 0; 28 29namespace { 30 // Register the target. 31 RegisterTarget<XCoreTargetMachine> X("xcore", "XCore"); 32} 33 34// Force static initialization when called from llvm/InitializeAllTargets.h 35namespace llvm { 36 void InitializeXCoreTarget() { } 37} 38 39const TargetAsmInfo *XCoreTargetMachine::createTargetAsmInfo() const { 40 return new XCoreTargetAsmInfo(*this); 41} 42 43/// XCoreTargetMachine ctor - Create an ILP32 architecture model 44/// 45XCoreTargetMachine::XCoreTargetMachine(const Module &M, const std::string &FS) 46 : Subtarget(*this, M, FS), 47 DataLayout("e-p:32:32:32-a0:0:32-f32:32:32-f64:32:32-i1:8:32-i8:8:32-" 48 "i16:16:32-i32:32:32-i64:32:32"), 49 InstrInfo(), 50 FrameInfo(*this), 51 TLInfo(*this) { 52} 53 54unsigned XCoreTargetMachine::getModuleMatchQuality(const Module &M) { 55 std::string TT = M.getTargetTriple(); 56 if (TT.size() >= 6 && std::string(TT.begin(), TT.begin()+6) == "xcore-") 57 return 20; 58 59 // Otherwise we don't match. 60 return 0; 61} 62 63bool XCoreTargetMachine::addInstSelector(PassManagerBase &PM, 64 CodeGenOpt::Level OptLevel) { 65 PM.add(createXCoreISelDag(*this)); 66 return false; 67} 68 69bool XCoreTargetMachine::addAssemblyEmitter(PassManagerBase &PM, 70 CodeGenOpt::Level OptLevel, 71 bool Verbose, 72 raw_ostream &Out) { 73 // Output assembly language. 74 PM.add(createXCoreCodePrinterPass(Out, *this, OptLevel, Verbose)); 75 return false; 76} 77