//
//===----------------------------------------------------------------------===//
-#include "SPU.h"
-#include "SPURegisterNames.h"
-#include "SPUTargetAsmInfo.h"
#include "SPUTargetMachine.h"
-#include "llvm/Module.h"
+#include "SPU.h"
#include "llvm/PassManager.h"
-#include "llvm/Target/TargetMachineRegistry.h"
-#include "llvm/CodeGen/RegAllocRegistry.h"
#include "llvm/CodeGen/SchedulerRegistry.h"
+#include "llvm/Support/DynamicLibrary.h"
+#include "llvm/Support/TargetRegistry.h"
using namespace llvm;
-/// CellSPUTargetMachineModule - 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 CellSPUTargetMachineModule;
-int CellSPUTargetMachineModule = 0;
-
-namespace {
- // Register the targets
- RegisterTarget<SPUTargetMachine>
- CELLSPU("cellspu", "STI CBEA Cell SPU [experimental]");
+extern "C" void LLVMInitializeCellSPUTarget() {
+ // Register the target.
+ RegisterTargetMachine<SPUTargetMachine> X(TheCellSPUTarget);
}
const std::pair<unsigned, int> *
-SPUFrameInfo::getCalleeSaveSpillSlots(unsigned &NumEntries) const {
+SPUFrameLowering::getCalleeSaveSpillSlots(unsigned &NumEntries) const {
NumEntries = 1;
return &LR[0];
}
-const TargetAsmInfo *
-SPUTargetMachine::createTargetAsmInfo() const
-{
- return new SPULinuxTargetAsmInfo(*this);
-}
-
-unsigned
-SPUTargetMachine::getModuleMatchQuality(const Module &M)
-{
- // We strongly match "spu-*" or "cellspu-*".
- std::string TT = M.getTargetTriple();
- if ((TT.size() == 3 && std::string(TT.begin(), TT.begin()+3) == "spu")
- || (TT.size() == 7 && std::string(TT.begin(), TT.begin()+7) == "cellspu")
- || (TT.size() >= 4 && std::string(TT.begin(), TT.begin()+4) == "spu-")
- || (TT.size() >= 8 && std::string(TT.begin(), TT.begin()+8) == "cellspu-"))
- return 20;
-
- return 0; // No match at all...
-}
-
-SPUTargetMachine::SPUTargetMachine(const Module &M, const std::string &FS)
- : Subtarget(*this, M, FS),
+SPUTargetMachine::SPUTargetMachine(const Target &T, StringRef TT,
+ StringRef CPU, StringRef FS,
+ const TargetOptions &Options,
+ Reloc::Model RM, CodeModel::Model CM,
+ CodeGenOpt::Level OL)
+ : LLVMTargetMachine(T, TT, CPU, FS, Options, RM, CM, OL),
+ Subtarget(TT, CPU, FS),
DataLayout(Subtarget.getTargetDataString()),
InstrInfo(*this),
- FrameInfo(*this),
+ FrameLowering(Subtarget),
TLInfo(*this),
- InstrItins(Subtarget.getInstrItineraryData())
-{
- // For the time being, use static relocations, since there's really no
- // support for PIC yet.
- setRelocationModel(Reloc::Static);
+ TSInfo(*this),
+ InstrItins(Subtarget.getInstrItineraryData()) {
}
//===----------------------------------------------------------------------===//
// Pass Pipeline Configuration
//===----------------------------------------------------------------------===//
-bool
-SPUTargetMachine::addInstSelector(PassManagerBase &PM, unsigned OptLevel)
-{
+namespace {
+/// SPU Code Generator Pass Configuration Options.
+class SPUPassConfig : public TargetPassConfig {
+public:
+ SPUPassConfig(SPUTargetMachine *TM, PassManagerBase &PM)
+ : TargetPassConfig(TM, PM) {}
+
+ SPUTargetMachine &getSPUTargetMachine() const {
+ return getTM<SPUTargetMachine>();
+ }
+
+ virtual bool addInstSelector();
+ virtual bool addPreEmitPass();
+};
+} // namespace
+
+TargetPassConfig *SPUTargetMachine::createPassConfig(PassManagerBase &PM) {
+ return new SPUPassConfig(this, PM);
+}
+
+bool SPUPassConfig::addInstSelector() {
// Install an instruction selector.
- PM.add(createSPUISelDag(*this));
+ addPass(createSPUISelDag(getSPUTargetMachine()));
return false;
}
-bool SPUTargetMachine::addAssemblyEmitter(PassManagerBase &PM,
- unsigned OptLevel,
- bool Verbose,
- raw_ostream &Out) {
- PM.add(createSPUAsmPrinterPass(Out, *this, OptLevel, Verbose));
- return false;
+// passes to run just before printing the assembly
+bool SPUPassConfig::addPreEmitPass() {
+ // load the TCE instruction scheduler, if available via
+ // loaded plugins
+ typedef llvm::FunctionPass* (*BuilderFunc)(const char*);
+ BuilderFunc schedulerCreator =
+ (BuilderFunc)(intptr_t)sys::DynamicLibrary::SearchForAddressOfSymbol(
+ "createTCESchedulerPass");
+ if (schedulerCreator != NULL)
+ addPass(schedulerCreator("cellspu"));
+
+ //align instructions with nops/lnops for dual issue
+ addPass(createSPUNopFillerPass(getSPUTargetMachine()));
+ return true;
}