SparcTargetMachine.cpp revision a9a582fbb6f0c9e24bebda73f0a13e560f2d3c5e
1de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak//===-- SparcV8TargetMachine.cpp - Define TargetMachine for SparcV8 -------===// 2de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak// 336b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines// The LLVM Compiler Infrastructure 4de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak// 5de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak// This file was developed by the LLVM research group and is distributed under 6de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak// the University of Illinois Open Source License. See LICENSE.TXT for details. 7de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak// 8de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak//===----------------------------------------------------------------------===// 9de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak// 10de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak// 11de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak//===----------------------------------------------------------------------===// 12de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak 13de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak#include "SparcV8TargetMachine.h" 14de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak#include "SparcV8.h" 15de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak#include "llvm/Module.h" 16de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak#include "llvm/PassManager.h" 17de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak#include "llvm/CodeGen/MachineFunction.h" 18255f89faee13dc491cb64fbeae3c763e7e2ea4e6Chandler Carruth#include "llvm/CodeGen/Passes.h" 19de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak#include "llvm/Target/TargetMachineImpls.h" 20255f89faee13dc491cb64fbeae3c763e7e2ea4e6Chandler Carruth#include "llvm/Transforms/Scalar.h" 21de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszakusing namespace llvm; 22de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak 23de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak// allocateSparcV8TargetMachine - Allocate and return a subclass of 24de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak// TargetMachine that implements the SparcV8 backend. 25de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak// 26de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub StaszakTargetMachine *llvm::allocateSparcV8TargetMachine(const Module &M, 27de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak IntrinsicLowering *IL) { 28de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak return new SparcV8TargetMachine(M, IL); 29de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak} 30de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak 31de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak/// SparcV8TargetMachine ctor - Create an ILP32 architecture model 32354362524a72b3fa43a6c09380b7ae3b2380cbbaJuergen Ributzka/// 33de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub StaszakSparcV8TargetMachine::SparcV8TargetMachine(const Module &M, 34de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak IntrinsicLowering *IL) 35de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak : TargetMachine("SparcV8", IL, true, 4, 4, 4, 4, 4), 36b21ab43cfc3fa0dacf5c95f04e58b6d804b59a16Alexey Samsonov FrameInfo(TargetFrameInfo::StackGrowsDown, 8, 0), JITInfo(*this) { 37de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak} 38de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak 39de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak/// addPassesToEmitAssembly - Add passes to the specified pass manager 40de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak/// to implement a static compiler for this target. 41de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak/// 42cd81d94322a39503e4a3e87b6ee03d4fcb3465fbStephen Hinesbool SparcV8TargetMachine::addPassesToEmitAssembly(PassManager &PM, 43cd81d94322a39503e4a3e87b6ee03d4fcb3465fbStephen Hines std::ostream &Out) { 44de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak // FIXME: Implement efficient support for garbage collection intrinsics. 45de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak PM.add(createLowerGCPass()); 46de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak 47de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak // Replace malloc and free instructions with library calls. 48f12745f7a7e68c05c89ebd515b9b4faedce37dd0Rafael Espindola PM.add(createLowerAllocationsPass()); 49de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak 50de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak // FIXME: implement the select instruction in the instruction selector. 51de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak PM.add(createLowerSelectPass()); 5236b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines 53de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak // FIXME: implement the switch instruction in the instruction selector. 54de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak PM.add(createLowerSwitchPass()); 55de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak 56de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak // FIXME: implement the invoke/unwind instructions! 57de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak PM.add(createLowerInvokePass()); 58de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak 59de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak PM.add(createLowerConstantExpressionsPass()); 6036b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines 61de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak // Make sure that no unreachable blocks are instruction selected. 62de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak PM.add(createUnreachableBlockEliminationPass()); 63b21ab43cfc3fa0dacf5c95f04e58b6d804b59a16Alexey Samsonov 64de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak PM.add(createSparcV8SimpleInstructionSelector(*this)); 65de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak 66de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak // Print machine instructions as they were initially generated. 67de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak if (PrintMachineCode) 68de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak PM.add(createMachineFunctionPrinterPass(&std::cerr)); 69de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak 70de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak PM.add(createRegisterAllocator()); 71de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak PM.add(createPrologEpilogCodeInserter()); 7236b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines 7336b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines // Print machine instructions after register allocation and prolog/epilog 74de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak // insertion. 75de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak if (PrintMachineCode) 76de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak PM.add(createMachineFunctionPrinterPass(&std::cerr)); 77de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak 7836b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines PM.add(createSparcV8DelaySlotFillerPass(*this)); 79de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak 80de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak // Print machine instructions after filling delay slots. 81de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak if (PrintMachineCode) 82de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak PM.add(createMachineFunctionPrinterPass(&std::cerr)); 83de7c8530c85181c78fbb30a305749ee3a71cfc51Jakub Staszak 84 // Output assembly language. 85 PM.add(createSparcV8CodePrinterPass(Out, *this)); 86 87 // Delete the MachineInstrs we generated, since they're no longer needed. 88 PM.add(createMachineCodeDeleter()); 89 return false; 90} 91 92/// addPassesToJITCompile - Add passes to the specified pass manager to 93/// implement a fast dynamic compiler for this target. 94/// 95void SparcV8JITInfo::addPassesToJITCompile(FunctionPassManager &PM) { 96 // FIXME: Implement efficient support for garbage collection intrinsics. 97 PM.add(createLowerGCPass()); 98 99 // Replace malloc and free instructions with library calls. 100 PM.add(createLowerAllocationsPass()); 101 102 // FIXME: implement the select instruction in the instruction selector. 103 PM.add(createLowerSelectPass()); 104 105 // FIXME: implement the switch instruction in the instruction selector. 106 PM.add(createLowerSwitchPass()); 107 108 // FIXME: implement the invoke/unwind instructions! 109 PM.add(createLowerInvokePass()); 110 111 PM.add(createLowerConstantExpressionsPass()); 112 113 // Make sure that no unreachable blocks are instruction selected. 114 PM.add(createUnreachableBlockEliminationPass()); 115 116 PM.add(createSparcV8SimpleInstructionSelector(TM)); 117 118 // Print machine instructions as they were initially generated. 119 if (PrintMachineCode) 120 PM.add(createMachineFunctionPrinterPass(&std::cerr)); 121 122 PM.add(createRegisterAllocator()); 123 PM.add(createPrologEpilogCodeInserter()); 124 125 // Print machine instructions after register allocation and prolog/epilog 126 // insertion. 127 if (PrintMachineCode) 128 PM.add(createMachineFunctionPrinterPass(&std::cerr)); 129 130 PM.add(createSparcV8DelaySlotFillerPass(TM)); 131 132 // Print machine instructions after filling delay slots. 133 if (PrintMachineCode) 134 PM.add(createMachineFunctionPrinterPass(&std::cerr)); 135} 136