llvm/lib/Target/Alpha/AlphaTargetMachine.cpp
Andrew Lenharth 886470efec include prune and JIT prune
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19814 91177308-0d34-0410-b5e6-96231b3b80d8
2005-01-24 18:45:41 +00:00

78 lines
2.4 KiB
C++

//===-- AlphaTargetMachine.cpp - Define TargetMachine for Alpha -----------===//
//
// 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 "Alpha.h"
#include "AlphaTargetMachine.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 targets
RegisterTarget<AlphaTargetMachine> X("alpha", " Alpha (incomplete)");
}
AlphaTargetMachine::AlphaTargetMachine( const Module &M, IntrinsicLowering *IL)
: TargetMachine("alpha", IL, true),
FrameInfo(TargetFrameInfo::StackGrowsDown, 8, 0) //TODO: check these
{}
bool AlphaTargetMachine::addPassesToEmitMachineCode(FunctionPassManager &PM,
MachineCodeEmitter &MCE)
{
assert(0 && "TODO");
return false;
}
/// addPassesToEmitAssembly - Add passes to the specified pass manager
/// to implement a static compiler for this target.
///
bool AlphaTargetMachine::addPassesToEmitAssembly(PassManager &PM,
std::ostream &Out) {
// FIXME: Implement efficient support for garbage collection intrinsics.
PM.add(createLowerGCPass());
// FIXME: Implement the invoke/unwind instructions!
PM.add(createLowerInvokePass());
// FIXME: Implement the switch instruction in the instruction selector!
PM.add(createLowerSwitchPass());
// Make sure that no unreachable blocks are instruction selected.
PM.add(createUnreachableBlockEliminationPass());
PM.add(createAlphaPatternInstructionSelector(*this));
if (PrintMachineCode)
PM.add(createMachineFunctionPrinterPass(&std::cerr));
PM.add(createRegisterAllocator());
if (PrintMachineCode)
PM.add(createMachineFunctionPrinterPass(&std::cerr));
PM.add(createPrologEpilogCodeInserter());
// Must run branch selection immediately preceding the asm printer
//PM.add(createAlphaBranchSelectionPass());
PM.add(createAlphaCodePrinterPass(Out, *this));
PM.add(createMachineCodeDeleter());
return false;
}