//
// 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.
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
#include "SparcTargetMachine.h"
#include "Sparc.h"
-#include "llvm/Assembly/PrintModulePass.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>
+#include "llvm/PassManager.h"
+#include "llvm/Support/TargetRegistry.h"
using namespace llvm;
-namespace {
+extern "C" void LLVMInitializeSparcTarget() {
// Register the target.
- RegisterTarget<SparcTargetMachine> X("sparc", " SPARC");
+ RegisterTargetMachine<SparcV8TargetMachine> X(TheSparcTarget);
+ RegisterTargetMachine<SparcV9TargetMachine> Y(TheSparcV9Target);
}
/// SparcTargetMachine ctor - Create an ILP32 architecture model
///
-SparcTargetMachine::SparcTargetMachine(const Module &M, const std::string &FS)
- : TargetMachine("Sparc"),
- DataLayout(std::string("Sparc"), std::string("E-p:32:32")),
- Subtarget(M, FS), InstrInfo(Subtarget),
- FrameInfo(TargetFrameInfo::StackGrowsDown, 8, 0) {
+SparcTargetMachine::SparcTargetMachine(const Target &T, StringRef TT,
+ StringRef CPU, StringRef FS,
+ const TargetOptions &Options,
+ Reloc::Model RM, CodeModel::Model CM,
+ CodeGenOpt::Level OL,
+ bool is64bit)
+ : LLVMTargetMachine(T, TT, CPU, FS, Options, RM, CM, OL),
+ Subtarget(TT, CPU, FS, *this, is64bit) {
+ initAsmInfo();
}
-unsigned SparcTargetMachine::getModuleMatchQuality(const Module &M) {
- std::string TT = M.getTargetTriple();
- if (TT.size() >= 6 && std::string(TT.begin(), TT.begin()+6) == "sparc-")
- return 20;
-
- if (M.getEndianness() == Module::BigEndian &&
- M.getPointerSize() == Module::Pointer32)
-#ifdef __sparc__
- return 20; // BE/32 ==> Prefer sparc on sparc
-#else
- return 5; // BE/32 ==> Prefer ppc elsewhere
-#endif
- else if (M.getEndianness() != Module::AnyEndianness ||
- M.getPointerSize() != Module::AnyPointerSize)
- return 0; // Match for some other target
-
- return 0;
+namespace {
+/// Sparc Code Generator Pass Configuration Options.
+class SparcPassConfig : public TargetPassConfig {
+public:
+ SparcPassConfig(SparcTargetMachine *TM, PassManagerBase &PM)
+ : TargetPassConfig(TM, PM) {}
+
+ SparcTargetMachine &getSparcTargetMachine() const {
+ return getTM<SparcTargetMachine>();
+ }
+
+ bool addInstSelector() override;
+ bool addPreEmitPass() override;
+};
+} // namespace
+
+TargetPassConfig *SparcTargetMachine::createPassConfig(PassManagerBase &PM) {
+ return new SparcPassConfig(this, PM);
}
-/// addPassesToEmitFile - Add passes to the specified pass manager
-/// to implement a static compiler for this target.
-///
-bool SparcTargetMachine::addPassesToEmitFile(PassManager &PM, std::ostream &Out,
- CodeGenFileType FileType,
- bool Fast) {
- if (FileType != TargetMachine::AssemblyFile) return true;
-
- // Run loop strength reduction before anything else.
- if (!Fast) PM.add(createLoopStrengthReducePass());
-
- // FIXME: Implement efficient support for garbage collection intrinsics.
- PM.add(createLowerGCPass());
-
- // FIXME: implement the invoke/unwind instructions!
- PM.add(createLowerInvokePass());
-
- // Print LLVM code input to instruction selector:
- if (PrintMachineCode)
- PM.add(new PrintFunctionPass());
-
- // Make sure that no unreachable blocks are instruction selected.
- PM.add(createUnreachableBlockEliminationPass());
-
- PM.add(createSparcISelDag(*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));
+bool SparcPassConfig::addInstSelector() {
+ addPass(createSparcISelDag(getSparcTargetMachine()));
+ return false;
+}
- PM.add(createSparcFPMoverPass(*this));
+/// addPreEmitPass - This pass may be implemented by targets that want to run
+/// passes immediately before machine code is emitted. This should return
+/// true if -print-machineinstrs should print out the code after the passes.
+bool SparcPassConfig::addPreEmitPass(){
+ addPass(createSparcDelaySlotFillerPass(getSparcTargetMachine()));
+ return true;
+}
- PM.add(createSparcDelaySlotFillerPass(*this));
+void SparcV8TargetMachine::anchor() { }
- // Print machine instructions after filling delay slots.
- if (PrintMachineCode)
- PM.add(createMachineFunctionPrinterPass(&std::cerr));
+SparcV8TargetMachine::SparcV8TargetMachine(const Target &T,
+ StringRef TT, StringRef CPU,
+ StringRef FS,
+ const TargetOptions &Options,
+ Reloc::Model RM,
+ CodeModel::Model CM,
+ CodeGenOpt::Level OL)
+ : SparcTargetMachine(T, TT, CPU, FS, Options, RM, CM, OL, false) {
+}
- // Output assembly language.
- PM.add(createSparcCodePrinterPass(Out, *this));
+void SparcV9TargetMachine::anchor() { }
- // Delete the MachineInstrs we generated, since they're no longer needed.
- PM.add(createMachineCodeDeleter());
- return false;
+SparcV9TargetMachine::SparcV9TargetMachine(const Target &T,
+ StringRef TT, StringRef CPU,
+ StringRef FS,
+ const TargetOptions &Options,
+ Reloc::Model RM,
+ CodeModel::Model CM,
+ CodeGenOpt::Level OL)
+ : SparcTargetMachine(T, TT, CPU, FS, Options, RM, CM, OL, true) {
}
-