//
//===----------------------------------------------------------------------===//
//
-// This file declares the PowerPC specific subclass of TargetSubtarget.
+// This file declares the PowerPC specific subclass of TargetSubtargetInfo.
//
//===----------------------------------------------------------------------===//
#ifndef POWERPCSUBTARGET_H
#define POWERPCSUBTARGET_H
-#include "llvm/Target/TargetInstrItineraries.h"
-#include "llvm/Target/TargetSubtarget.h"
-
+#include "llvm/Target/TargetSubtargetInfo.h"
+#include "llvm/MC/MCInstrItineraries.h"
+#include "llvm/ADT/Triple.h"
#include <string>
+#define GET_SUBTARGETINFO_HEADER
+#include "PPCGenSubtargetInfo.inc"
+
// GCC #defines PPC on Linux but we use it as our namespace name
#undef PPC
namespace llvm {
+class StringRef;
namespace PPC {
// -m directive values.
enum {
DIR_NONE,
DIR_32,
+ DIR_440,
DIR_601,
DIR_602,
DIR_603,
class GlobalValue;
class TargetMachine;
-class PPCSubtarget : public TargetSubtarget {
-public:
- enum AsmWriterFlavorTy {
- OldMnemonic, NewMnemonic, Unset
- };
+class PPCSubtarget : public PPCGenSubtargetInfo {
protected:
/// stackAlignment - The minimum alignment known to hold of the stack frame on
/// entry to the function and which must be maintained by every function.
/// Which cpu directive was used.
unsigned DarwinDirective;
- /// AsmFlavor - Which PPC asm dialect to use.
- AsmWriterFlavorTy AsmFlavor;
-
/// Used by the ISel to turn in optimizations for POWER4-derived architectures
bool IsGigaProcessor;
bool Has64BitSupport;
bool HasAltivec;
bool HasFSQRT;
bool HasSTFIWX;
+ bool IsBookE;
bool HasLazyResolverStubs;
+ bool IsJITCodeModel;
- /// DarwinVers - Nonzero if this is a darwin platform. Otherwise, the numeric
- /// version of the platform, e.g. 8 = 10.4 (Tiger), 9 = 10.5 (Leopard), etc.
- unsigned char DarwinVers; // Is any darwin-ppc platform.
+ /// TargetTriple - What processor and OS we're targeting.
+ Triple TargetTriple;
+
public:
/// This constructor initializes the data members to match that
/// of the specified triple.
///
- PPCSubtarget(const std::string &TT, const std::string &FS, bool is64Bit);
+ PPCSubtarget(const std::string &TT, const std::string &CPU,
+ const std::string &FS, bool is64Bit);
/// ParseSubtargetFeatures - Parses features string setting specified
/// subtarget options. Definition of function is auto generated by tblgen.
- std::string ParseSubtargetFeatures(const std::string &FS,
- const std::string &CPU);
-
+ void ParseSubtargetFeatures(StringRef CPU, StringRef FS);
/// SetJITMode - This is called to inform the subtarget info that we are
/// producing code for the JIT.
const char *getTargetDataString() const {
// Note, the alignment values for f64 and i64 on ppc64 in Darwin
// documentation are wrong; these are correct (i.e. "what gcc does").
- return isPPC64() ? "E-p:64:64-f64:64:64-i64:64:64-f128:64:128"
- : "E-p:32:32-f64:32:64-i64:32:64-f128:64:128";
+ return isPPC64() ? "E-p:64:64-f64:64:64-i64:64:64-f128:64:128-n32:64"
+ : "E-p:32:32-f64:64:64-i64:64:64-f128:64:128-n32";
}
/// isPPC64 - Return true if we are generating code for 64-bit pointer mode.
bool hasLazyResolverStub(const GlobalValue *GV,
const TargetMachine &TM) const;
+ // isJITCodeModel - True if we're generating code for the JIT
+ bool isJITCodeModel() const { return IsJITCodeModel; }
+
// Specific obvious features.
bool hasFSQRT() const { return HasFSQRT; }
bool hasSTFIWX() const { return HasSTFIWX; }
bool hasAltivec() const { return HasAltivec; }
bool isGigaProcessor() const { return IsGigaProcessor; }
+ bool isBookE() const { return IsBookE; }
- /// isDarwin - True if this is any darwin platform.
- bool isDarwin() const { return DarwinVers != 0; }
- /// isDarwin - True if this is darwin9 (leopard, 10.5) or above.
- bool isDarwin9() const { return DarwinVers >= 9; }
+ const Triple &getTargetTriple() const { return TargetTriple; }
- /// getDarwinVers - Return the darwin version number, 8 = tiger, 9 = leopard.
- unsigned getDarwinVers() const { return DarwinVers; }
+ /// isDarwin - True if this is any darwin platform.
+ bool isDarwin() const { return TargetTriple.isMacOSX(); }
- bool isDarwinABI() const { return isDarwin() || IsPPC64; }
- bool isSVR4ABI() const { return !isDarwin() && !IsPPC64; }
+ bool isDarwinABI() const { return isDarwin(); }
+ bool isSVR4ABI() const { return !isDarwin(); }
- unsigned getAsmFlavor() const {
- return AsmFlavor != Unset ? unsigned(AsmFlavor) : 0;
- }
+ /// enablePostRAScheduler - True at 'More' optimization.
+ bool enablePostRAScheduler(CodeGenOpt::Level OptLevel,
+ TargetSubtargetInfo::AntiDepBreakMode& Mode,
+ RegClassVector& CriticalPathRCs) const;
};
} // End llvm namespace