-//===- PowerPCSubtarget.cpp - PPC Subtarget Information -------------------===//
+//===-- PowerPCSubtarget.cpp - PPC Subtarget Information ------------------===//
//
// The LLVM Compiler Infrastructure
//
//
//===----------------------------------------------------------------------===//
//
-// This file implements the PPC specific subclass of TargetSubtarget.
+// This file implements the PPC specific subclass of TargetSubtargetInfo.
//
//===----------------------------------------------------------------------===//
#include "PPCSubtarget.h"
+#include "PPCRegisterInfo.h"
#include "PPC.h"
#include "llvm/GlobalValue.h"
#include "llvm/Target/TargetMachine.h"
-#include "PPCGenSubtarget.inc"
+#include "llvm/Support/TargetRegistry.h"
#include <cstdlib>
+
+#define GET_SUBTARGETINFO_TARGET_DESC
+#define GET_SUBTARGETINFO_CTOR
+#include "PPCGenSubtargetInfo.inc"
+
using namespace llvm;
#if defined(__APPLE__)
PPCSubtarget::PPCSubtarget(const std::string &TT, const std::string &CPU,
const std::string &FS, bool is64Bit)
- : StackAlignment(16)
+ : PPCGenSubtargetInfo(TT, CPU, FS)
+ , StackAlignment(16)
, DarwinDirective(PPC::DIR_NONE)
, IsGigaProcessor(false)
, Has64BitSupport(false)
, HasAltivec(false)
, HasFSQRT(false)
, HasSTFIWX(false)
+ , IsBookE(false)
, HasLazyResolverStubs(false)
, IsJITCodeModel(false)
, TargetTriple(TT) {
#endif
// Parse features string.
- ParseSubtargetFeatures(FS, CPUName);
+ ParseSubtargetFeatures(CPUName, FS);
+
+ // Initialize scheduling itinerary for the specified CPU.
+ InstrItins = getInstrItineraryForCPU(CPUName);
// If we are generating code for ppc64, verify that options make sense.
if (is64Bit) {
return GV->hasWeakLinkage() || GV->hasLinkOnceLinkage() ||
GV->hasCommonLinkage() || isDecl;
}
+
+bool PPCSubtarget::enablePostRAScheduler(
+ CodeGenOpt::Level OptLevel,
+ TargetSubtargetInfo::AntiDepBreakMode& Mode,
+ RegClassVector& CriticalPathRCs) const {
+ if (DarwinDirective == PPC::DIR_440 || DarwinDirective == PPC::DIR_A2)
+ Mode = TargetSubtargetInfo::ANTIDEP_ALL;
+ else
+ Mode = TargetSubtargetInfo::ANTIDEP_CRITICAL;
+
+ CriticalPathRCs.clear();
+
+ if (isPPC64())
+ CriticalPathRCs.push_back(&PPC::G8RCRegClass);
+ else
+ CriticalPathRCs.push_back(&PPC::GPRCRegClass);
+
+ return OptLevel >= CodeGenOpt::Default;
+}
+