//===----------------------------------------------------------------------===//
#include "SystemZSubtarget.h"
-#include "llvm/IR/GlobalValue.h"
#include "MCTargetDesc/SystemZMCTargetDesc.h"
+#include "llvm/IR/GlobalValue.h"
+#include "llvm/Support/Host.h"
+
+using namespace llvm;
+
+#define DEBUG_TYPE "systemz-subtarget"
#define GET_SUBTARGETINFO_TARGET_DESC
#define GET_SUBTARGETINFO_CTOR
#include "SystemZGenSubtargetInfo.inc"
-using namespace llvm;
+// Pin the vtable to this file.
+void SystemZSubtarget::anchor() {}
-SystemZSubtarget::SystemZSubtarget(const std::string &TT,
- const std::string &CPU,
- const std::string &FS)
- : SystemZGenSubtargetInfo(TT, CPU, FS), HasDistinctOps(false),
- TargetTriple(TT) {
+SystemZSubtarget &
+SystemZSubtarget::initializeSubtargetDependencies(StringRef CPU, StringRef FS) {
std::string CPUName = CPU;
if (CPUName.empty())
- CPUName = "z10";
-
+ CPUName = "generic";
+#if defined(__linux__) && defined(__s390x__)
+ if (CPUName == "generic")
+ CPUName = sys::getHostCPUName();
+#endif
// Parse features string.
ParseSubtargetFeatures(CPUName, FS);
+ return *this;
}
+SystemZSubtarget::SystemZSubtarget(const std::string &TT,
+ const std::string &CPU,
+ const std::string &FS,
+ const TargetMachine &TM)
+ : SystemZGenSubtargetInfo(TT, CPU, FS), HasDistinctOps(false),
+ HasLoadStoreOnCond(false), HasHighWord(false), HasFPExtension(false),
+ HasFastSerialization(false), HasInterlockedAccess1(false),
+ TargetTriple(TT),
+ // 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-m:e-i1:8:16-i8:8:16-i64:64-f128:64-a:8:16-n32:64"),
+ InstrInfo(initializeSubtargetDependencies(CPU, FS)), TLInfo(TM),
+ TSInfo(DL), FrameLowering() {}
+
// Return true if GV binds locally under reloc model RM.
static bool bindsLocally(const GlobalValue *GV, Reloc::Model RM) {
// For non-PIC, all symbols bind locally.