forked from OSchip/llvm-project
137 lines
4.6 KiB
C++
137 lines
4.6 KiB
C++
//===-- SparcV8TargetMachine.cpp - Define TargetMachine for SparcV8 -------===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file was developed by the LLVM research group and is distributed under
|
|
// the University of Illinois Open Source License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "SparcV8TargetMachine.h"
|
|
#include "SparcV8.h"
|
|
#include "llvm/Module.h"
|
|
#include "llvm/PassManager.h"
|
|
#include "llvm/CodeGen/MachineFunction.h"
|
|
#include "llvm/CodeGen/Passes.h"
|
|
#include "llvm/Target/TargetOptions.h"
|
|
#include "llvm/Target/TargetMachineRegistry.h"
|
|
#include "llvm/Transforms/Scalar.h"
|
|
#include <iostream>
|
|
using namespace llvm;
|
|
|
|
namespace {
|
|
// Register the target.
|
|
RegisterTarget<SparcV8TargetMachine> X("sparcv8"," SPARC V8 (experimental)");
|
|
}
|
|
|
|
/// SparcV8TargetMachine ctor - Create an ILP32 architecture model
|
|
///
|
|
SparcV8TargetMachine::SparcV8TargetMachine(const Module &M,
|
|
IntrinsicLowering *IL)
|
|
: TargetMachine("SparcV8", IL, false, 4, 4, 8, 4, 8),
|
|
FrameInfo(TargetFrameInfo::StackGrowsDown, 8, 0), JITInfo(*this) {
|
|
}
|
|
|
|
/// addPassesToEmitAssembly - Add passes to the specified pass manager
|
|
/// to implement a static compiler for this target.
|
|
///
|
|
bool SparcV8TargetMachine::addPassesToEmitAssembly(PassManager &PM,
|
|
std::ostream &Out) {
|
|
// FIXME: Implement efficient support for garbage collection intrinsics.
|
|
PM.add(createLowerGCPass());
|
|
|
|
// Replace malloc and free instructions with library calls.
|
|
PM.add(createLowerAllocationsPass());
|
|
|
|
// FIXME: implement the select instruction in the instruction selector.
|
|
PM.add(createLowerSelectPass());
|
|
|
|
// FIXME: implement the switch instruction in the instruction selector.
|
|
PM.add(createLowerSwitchPass());
|
|
|
|
// FIXME: implement the invoke/unwind instructions!
|
|
PM.add(createLowerInvokePass());
|
|
|
|
PM.add(createLowerConstantExpressionsPass());
|
|
|
|
// Make sure that no unreachable blocks are instruction selected.
|
|
PM.add(createUnreachableBlockEliminationPass());
|
|
|
|
PM.add(createSparcV8SimpleInstructionSelector(*this));
|
|
|
|
// Print machine instructions as they were initially generated.
|
|
if (PrintMachineCode)
|
|
PM.add(createMachineFunctionPrinterPass(&std::cerr));
|
|
|
|
PM.add(createRegisterAllocator());
|
|
PM.add(createPrologEpilogCodeInserter());
|
|
|
|
// Print machine instructions after register allocation and prolog/epilog
|
|
// insertion.
|
|
if (PrintMachineCode)
|
|
PM.add(createMachineFunctionPrinterPass(&std::cerr));
|
|
|
|
PM.add(createSparcV8FPMoverPass(*this));
|
|
PM.add(createSparcV8DelaySlotFillerPass(*this));
|
|
|
|
// Print machine instructions after filling delay slots.
|
|
if (PrintMachineCode)
|
|
PM.add(createMachineFunctionPrinterPass(&std::cerr));
|
|
|
|
// Output assembly language.
|
|
PM.add(createSparcV8CodePrinterPass(Out, *this));
|
|
|
|
// Delete the MachineInstrs we generated, since they're no longer needed.
|
|
PM.add(createMachineCodeDeleter());
|
|
return false;
|
|
}
|
|
|
|
/// addPassesToJITCompile - Add passes to the specified pass manager to
|
|
/// implement a fast dynamic compiler for this target.
|
|
///
|
|
void SparcV8JITInfo::addPassesToJITCompile(FunctionPassManager &PM) {
|
|
// FIXME: Implement efficient support for garbage collection intrinsics.
|
|
PM.add(createLowerGCPass());
|
|
|
|
// Replace malloc and free instructions with library calls.
|
|
PM.add(createLowerAllocationsPass());
|
|
|
|
// FIXME: implement the select instruction in the instruction selector.
|
|
PM.add(createLowerSelectPass());
|
|
|
|
// FIXME: implement the switch instruction in the instruction selector.
|
|
PM.add(createLowerSwitchPass());
|
|
|
|
// FIXME: implement the invoke/unwind instructions!
|
|
PM.add(createLowerInvokePass());
|
|
|
|
PM.add(createLowerConstantExpressionsPass());
|
|
|
|
// Make sure that no unreachable blocks are instruction selected.
|
|
PM.add(createUnreachableBlockEliminationPass());
|
|
|
|
PM.add(createSparcV8SimpleInstructionSelector(TM));
|
|
|
|
// Print machine instructions as they were initially generated.
|
|
if (PrintMachineCode)
|
|
PM.add(createMachineFunctionPrinterPass(&std::cerr));
|
|
|
|
PM.add(createRegisterAllocator());
|
|
PM.add(createPrologEpilogCodeInserter());
|
|
|
|
// Print machine instructions after register allocation and prolog/epilog
|
|
// insertion.
|
|
if (PrintMachineCode)
|
|
PM.add(createMachineFunctionPrinterPass(&std::cerr));
|
|
|
|
PM.add(createSparcV8FPMoverPass(TM));
|
|
PM.add(createSparcV8DelaySlotFillerPass(TM));
|
|
|
|
// Print machine instructions after filling delay slots.
|
|
if (PrintMachineCode)
|
|
PM.add(createMachineFunctionPrinterPass(&std::cerr));
|
|
}
|