//===----------------------------------------------------------------------===//
#include "SystemZTargetMachine.h"
-#include "SystemZ.h"
-#include "llvm/PassManager.h"
-#include "llvm/Target/TargetRegistry.h"
+#include "llvm/CodeGen/Passes.h"
+#include "llvm/Support/TargetRegistry.h"
+
using namespace llvm;
extern "C" void LLVMInitializeSystemZTarget() {
RegisterTargetMachine<SystemZTargetMachine> X(TheSystemZTarget);
}
-/// SystemZTargetMachine ctor - Create an ILP64 architecture model
-///
-SystemZTargetMachine::SystemZTargetMachine(const Target &T,
- StringRef TT, StringRef CPU,
- StringRef FS, Reloc::Model RM,
- CodeModel::Model CM)
- : LLVMTargetMachine(T, TT, CPU, FS, RM, CM),
+SystemZTargetMachine::SystemZTargetMachine(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("E-p:64:64:64-i8:8:16-i16:16:16-i32:32:32-i64:64:64-f32:32:32"
- "-f64:64:64-f128:128:128-a0:16:16-n32:64"),
+ // Make sure that global data has at least 16 bits of alignment by default,
+ // so that we can refer to it using LARL. We don't have any special
+ // requirements for stack variables though.
+ DL("E-p:64:64:64-i1:8:16-i8:8:16-i16:16-i32:32-i64:64"
+ "-f32:32-f64:64-f128:64-a0:8:16-n32:64"),
InstrInfo(*this), TLInfo(*this), TSInfo(*this),
- FrameLowering(Subtarget) {
+ FrameLowering(*this, Subtarget) {
+ initAsmInfo();
}
-bool SystemZTargetMachine::addInstSelector(PassManagerBase &PM,
- CodeGenOpt::Level OptLevel) {
- // Install an instruction selector.
- PM.add(createSystemZISelDag(*this, OptLevel));
+namespace {
+/// SystemZ Code Generator Pass Configuration Options.
+class SystemZPassConfig : public TargetPassConfig {
+public:
+ SystemZPassConfig(SystemZTargetMachine *TM, PassManagerBase &PM)
+ : TargetPassConfig(TM, PM) {}
+
+ SystemZTargetMachine &getSystemZTargetMachine() const {
+ return getTM<SystemZTargetMachine>();
+ }
+
+ virtual bool addInstSelector() LLVM_OVERRIDE;
+ virtual bool addPreEmitPass() LLVM_OVERRIDE;
+};
+} // end anonymous namespace
+
+bool SystemZPassConfig::addInstSelector() {
+ addPass(createSystemZISelDag(getSystemZTargetMachine(), getOptLevel()));
return false;
}
+
+bool SystemZPassConfig::addPreEmitPass() {
+ addPass(createSystemZLongBranchPass(getSystemZTargetMachine()));
+ return true;
+}
+
+TargetPassConfig *SystemZTargetMachine::createPassConfig(PassManagerBase &PM) {
+ return new SystemZPassConfig(this, PM);
+}