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//===-- 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/Target/TargetMachineImpls.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/Passes.h"
using namespace llvm;
// allocateSparcV8TargetMachine - Allocate and return a subclass of
// TargetMachine that implements the SparcV8 backend.
//
TargetMachine *llvm::allocateSparcV8TargetMachine(const Module &M,
IntrinsicLowering *IL) {
return new SparcV8TargetMachine(M, IL);
}
/// SparcV8TargetMachine ctor - Create an ILP32 architecture model
///
SparcV8TargetMachine::SparcV8TargetMachine(const Module &M,
IntrinsicLowering *IL)
: TargetMachine("SparcV8", IL, true, 4, 4, 4, 4, 4),
FrameInfo(TargetFrameInfo::StackGrowsDown, 8, 4), 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) {
PM.add(createSparcV8SimpleInstructionSelector(*this));
// Print machine instructions as they are created.
PM.add(createMachineFunctionPrinterPass(&std::cerr));
PM.add(createRegisterAllocator());
PM.add(createPrologEpilogCodeInserter());
// <insert assembly code output passes here>
// This is not a correct asm writer by any means, but at least we see what we
// are producing.
PM.add(createMachineFunctionPrinterPass(&Out));
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) {
// <insert instruction selector passes here>
PM.add(createRegisterAllocator());
PM.add(createPrologEpilogCodeInserter());
}
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