mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-09-12 05:56:25 +00:00
- This more or less amounts to a revert of r65379. I'm curious to know what happened that caused this variable to become unused. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74579 91177308-0d34-0410-b5e6-96231b3b80d8
83 lines
2.8 KiB
C++
83 lines
2.8 KiB
C++
//===-- PIC16TargetMachine.cpp - Define TargetMachine for PIC16 -----------===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// Top-level implementation for the PIC16 target.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "PIC16.h"
|
|
#include "PIC16TargetAsmInfo.h"
|
|
#include "PIC16TargetMachine.h"
|
|
#include "llvm/Module.h"
|
|
#include "llvm/PassManager.h"
|
|
#include "llvm/CodeGen/Passes.h"
|
|
#include "llvm/Target/TargetAsmInfo.h"
|
|
#include "llvm/Target/TargetMachineRegistry.h"
|
|
|
|
using namespace llvm;
|
|
|
|
/// PIC16TargetMachineModule - Note that this is used on hosts that
|
|
/// cannot link in a library unless there are references into the
|
|
/// library. In particular, it seems that it is not possible to get
|
|
/// things to work on Win32 without this. Though it is unused, do not
|
|
/// remove it.
|
|
extern "C" int PIC16TargetMachineModule;
|
|
int PIC16TargetMachineModule = 0;
|
|
|
|
|
|
// Register the targets
|
|
static RegisterTarget<PIC16TargetMachine>
|
|
X("pic16", "PIC16 14-bit [experimental].");
|
|
static RegisterTarget<CooperTargetMachine>
|
|
Y("cooper", "PIC16 Cooper [experimental].");
|
|
|
|
// Force static initialization.
|
|
extern "C" void LLVMInitializePIC16Target() { }
|
|
|
|
// PIC16TargetMachine - Traditional PIC16 Machine.
|
|
PIC16TargetMachine::PIC16TargetMachine(const Module &M, const std::string &FS,
|
|
bool Cooper)
|
|
: Subtarget(M, FS, Cooper),
|
|
DataLayout("e-p:16:8:8-i8:8:8-i16:8:8-i32:8:8"),
|
|
InstrInfo(*this), TLInfo(*this),
|
|
FrameInfo(TargetFrameInfo::StackGrowsUp, 8, 0) { }
|
|
|
|
// CooperTargetMachine - Uses the same PIC16TargetMachine, but makes IsCooper
|
|
// as true.
|
|
CooperTargetMachine::CooperTargetMachine(const Module &M, const std::string &FS)
|
|
: PIC16TargetMachine(M, FS, true) {}
|
|
|
|
|
|
const TargetAsmInfo *PIC16TargetMachine::createTargetAsmInfo() const {
|
|
return new PIC16TargetAsmInfo(*this);
|
|
}
|
|
|
|
bool PIC16TargetMachine::addInstSelector(PassManagerBase &PM,
|
|
CodeGenOpt::Level OptLevel) {
|
|
// Install an instruction selector.
|
|
PM.add(createPIC16ISelDag(*this));
|
|
return false;
|
|
}
|
|
|
|
bool PIC16TargetMachine::addAssemblyEmitter(PassManagerBase &PM,
|
|
CodeGenOpt::Level OptLevel,
|
|
bool Verbose, raw_ostream &Out) {
|
|
// Output assembly language.
|
|
PM.add(createPIC16CodePrinterPass(Out, *this, Verbose));
|
|
return false;
|
|
}
|
|
|
|
bool PIC16TargetMachine::addPostRegAlloc(PassManagerBase &PM,
|
|
CodeGenOpt::Level OptLevel) {
|
|
PM.add(createPIC16MemSelOptimizerPass());
|
|
return true; // -print-machineinstr should print after this.
|
|
}
|
|
|
|
|