forked from OSchip/llvm-project
255 lines
9.2 KiB
C++
255 lines
9.2 KiB
C++
//===-- SystemZSubtarget.h - SystemZ subtarget information -----*- C++ -*--===//
|
|
//
|
|
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
|
// See https://llvm.org/LICENSE.txt for license information.
|
|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// This file declares the SystemZ specific subclass of TargetSubtargetInfo.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZSUBTARGET_H
|
|
#define LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZSUBTARGET_H
|
|
|
|
#include "SystemZFrameLowering.h"
|
|
#include "SystemZISelLowering.h"
|
|
#include "SystemZInstrInfo.h"
|
|
#include "SystemZRegisterInfo.h"
|
|
#include "SystemZSelectionDAGInfo.h"
|
|
#include "llvm/ADT/Triple.h"
|
|
#include "llvm/CodeGen/TargetSubtargetInfo.h"
|
|
#include "llvm/IR/DataLayout.h"
|
|
#include <string>
|
|
|
|
#define GET_SUBTARGETINFO_HEADER
|
|
#include "SystemZGenSubtargetInfo.inc"
|
|
|
|
namespace llvm {
|
|
class GlobalValue;
|
|
class StringRef;
|
|
|
|
class SystemZSubtarget : public SystemZGenSubtargetInfo {
|
|
virtual void anchor();
|
|
protected:
|
|
bool HasDistinctOps;
|
|
bool HasLoadStoreOnCond;
|
|
bool HasHighWord;
|
|
bool HasFPExtension;
|
|
bool HasPopulationCount;
|
|
bool HasMessageSecurityAssist3;
|
|
bool HasMessageSecurityAssist4;
|
|
bool HasResetReferenceBitsMultiple;
|
|
bool HasFastSerialization;
|
|
bool HasInterlockedAccess1;
|
|
bool HasMiscellaneousExtensions;
|
|
bool HasExecutionHint;
|
|
bool HasLoadAndTrap;
|
|
bool HasTransactionalExecution;
|
|
bool HasProcessorAssist;
|
|
bool HasDFPZonedConversion;
|
|
bool HasEnhancedDAT2;
|
|
bool HasVector;
|
|
bool HasLoadStoreOnCond2;
|
|
bool HasLoadAndZeroRightmostByte;
|
|
bool HasMessageSecurityAssist5;
|
|
bool HasDFPPackedConversion;
|
|
bool HasMiscellaneousExtensions2;
|
|
bool HasGuardedStorage;
|
|
bool HasMessageSecurityAssist7;
|
|
bool HasMessageSecurityAssist8;
|
|
bool HasVectorEnhancements1;
|
|
bool HasVectorPackedDecimal;
|
|
bool HasInsertReferenceBitsMultiple;
|
|
bool HasMiscellaneousExtensions3;
|
|
bool HasMessageSecurityAssist9;
|
|
bool HasVectorEnhancements2;
|
|
bool HasVectorPackedDecimalEnhancement;
|
|
bool HasEnhancedSort;
|
|
bool HasDeflateConversion;
|
|
bool HasSoftFloat;
|
|
|
|
private:
|
|
Triple TargetTriple;
|
|
SystemZInstrInfo InstrInfo;
|
|
SystemZTargetLowering TLInfo;
|
|
SystemZSelectionDAGInfo TSInfo;
|
|
SystemZFrameLowering FrameLowering;
|
|
|
|
SystemZSubtarget &initializeSubtargetDependencies(StringRef CPU,
|
|
StringRef FS);
|
|
public:
|
|
SystemZSubtarget(const Triple &TT, const std::string &CPU,
|
|
const std::string &FS, const TargetMachine &TM);
|
|
|
|
const TargetFrameLowering *getFrameLowering() const override {
|
|
return &FrameLowering;
|
|
}
|
|
const SystemZInstrInfo *getInstrInfo() const override { return &InstrInfo; }
|
|
const SystemZRegisterInfo *getRegisterInfo() const override {
|
|
return &InstrInfo.getRegisterInfo();
|
|
}
|
|
const SystemZTargetLowering *getTargetLowering() const override {
|
|
return &TLInfo;
|
|
}
|
|
const SelectionDAGTargetInfo *getSelectionDAGInfo() const override {
|
|
return &TSInfo;
|
|
}
|
|
|
|
// True if the subtarget should run MachineScheduler after aggressive
|
|
// coalescing. This currently replaces the SelectionDAG scheduler with the
|
|
// "source" order scheduler.
|
|
bool enableMachineScheduler() const override { return true; }
|
|
|
|
// This is important for reducing register pressure in vector code.
|
|
bool useAA() const override { return true; }
|
|
|
|
// Always enable the early if-conversion pass.
|
|
bool enableEarlyIfConversion() const override { return true; }
|
|
|
|
// Enable tracking of subregister liveness in register allocator.
|
|
bool enableSubRegLiveness() const override;
|
|
|
|
// Automatically generated by tblgen.
|
|
void ParseSubtargetFeatures(StringRef CPU, StringRef TuneCPU, StringRef FS);
|
|
|
|
// Return true if the target has the distinct-operands facility.
|
|
bool hasDistinctOps() const { return HasDistinctOps; }
|
|
|
|
// Return true if the target has the load/store-on-condition facility.
|
|
bool hasLoadStoreOnCond() const { return HasLoadStoreOnCond; }
|
|
|
|
// Return true if the target has the load/store-on-condition facility 2.
|
|
bool hasLoadStoreOnCond2() const { return HasLoadStoreOnCond2; }
|
|
|
|
// Return true if the target has the high-word facility.
|
|
bool hasHighWord() const { return HasHighWord; }
|
|
|
|
// Return true if the target has the floating-point extension facility.
|
|
bool hasFPExtension() const { return HasFPExtension; }
|
|
|
|
// Return true if the target has the population-count facility.
|
|
bool hasPopulationCount() const { return HasPopulationCount; }
|
|
|
|
// Return true if the target has the message-security-assist
|
|
// extension facility 3.
|
|
bool hasMessageSecurityAssist3() const { return HasMessageSecurityAssist3; }
|
|
|
|
// Return true if the target has the message-security-assist
|
|
// extension facility 4.
|
|
bool hasMessageSecurityAssist4() const { return HasMessageSecurityAssist4; }
|
|
|
|
// Return true if the target has the reset-reference-bits-multiple facility.
|
|
bool hasResetReferenceBitsMultiple() const {
|
|
return HasResetReferenceBitsMultiple;
|
|
}
|
|
|
|
// Return true if the target has the fast-serialization facility.
|
|
bool hasFastSerialization() const { return HasFastSerialization; }
|
|
|
|
// Return true if the target has interlocked-access facility 1.
|
|
bool hasInterlockedAccess1() const { return HasInterlockedAccess1; }
|
|
|
|
// Return true if the target has the miscellaneous-extensions facility.
|
|
bool hasMiscellaneousExtensions() const {
|
|
return HasMiscellaneousExtensions;
|
|
}
|
|
|
|
// Return true if the target has the execution-hint facility.
|
|
bool hasExecutionHint() const { return HasExecutionHint; }
|
|
|
|
// Return true if the target has the load-and-trap facility.
|
|
bool hasLoadAndTrap() const { return HasLoadAndTrap; }
|
|
|
|
// Return true if the target has the transactional-execution facility.
|
|
bool hasTransactionalExecution() const { return HasTransactionalExecution; }
|
|
|
|
// Return true if the target has the processor-assist facility.
|
|
bool hasProcessorAssist() const { return HasProcessorAssist; }
|
|
|
|
// Return true if the target has the DFP zoned-conversion facility.
|
|
bool hasDFPZonedConversion() const { return HasDFPZonedConversion; }
|
|
|
|
// Return true if the target has the enhanced-DAT facility 2.
|
|
bool hasEnhancedDAT2() const { return HasEnhancedDAT2; }
|
|
|
|
// Return true if the target has the load-and-zero-rightmost-byte facility.
|
|
bool hasLoadAndZeroRightmostByte() const {
|
|
return HasLoadAndZeroRightmostByte;
|
|
}
|
|
|
|
// Return true if the target has the message-security-assist
|
|
// extension facility 5.
|
|
bool hasMessageSecurityAssist5() const { return HasMessageSecurityAssist5; }
|
|
|
|
// Return true if the target has the DFP packed-conversion facility.
|
|
bool hasDFPPackedConversion() const { return HasDFPPackedConversion; }
|
|
|
|
// Return true if the target has the vector facility.
|
|
bool hasVector() const { return HasVector; }
|
|
|
|
// Return true if the target has the miscellaneous-extensions facility 2.
|
|
bool hasMiscellaneousExtensions2() const {
|
|
return HasMiscellaneousExtensions2;
|
|
}
|
|
|
|
// Return true if the target has the guarded-storage facility.
|
|
bool hasGuardedStorage() const { return HasGuardedStorage; }
|
|
|
|
// Return true if the target has the message-security-assist
|
|
// extension facility 7.
|
|
bool hasMessageSecurityAssist7() const { return HasMessageSecurityAssist7; }
|
|
|
|
// Return true if the target has the message-security-assist
|
|
// extension facility 8.
|
|
bool hasMessageSecurityAssist8() const { return HasMessageSecurityAssist8; }
|
|
|
|
// Return true if the target has the vector-enhancements facility 1.
|
|
bool hasVectorEnhancements1() const { return HasVectorEnhancements1; }
|
|
|
|
// Return true if the target has the vector-packed-decimal facility.
|
|
bool hasVectorPackedDecimal() const { return HasVectorPackedDecimal; }
|
|
|
|
// Return true if the target has the insert-reference-bits-multiple facility.
|
|
bool hasInsertReferenceBitsMultiple() const {
|
|
return HasInsertReferenceBitsMultiple;
|
|
}
|
|
|
|
// Return true if the target has the miscellaneous-extensions facility 3.
|
|
bool hasMiscellaneousExtensions3() const {
|
|
return HasMiscellaneousExtensions3;
|
|
}
|
|
|
|
// Return true if the target has the message-security-assist
|
|
// extension facility 9.
|
|
bool hasMessageSecurityAssist9() const { return HasMessageSecurityAssist9; }
|
|
|
|
// Return true if the target has the vector-enhancements facility 2.
|
|
bool hasVectorEnhancements2() const { return HasVectorEnhancements2; }
|
|
|
|
// Return true if the target has the vector-packed-decimal
|
|
// enhancement facility.
|
|
bool hasVectorPackedDecimalEnhancement() const {
|
|
return HasVectorPackedDecimalEnhancement;
|
|
}
|
|
|
|
// Return true if the target has the enhanced-sort facility.
|
|
bool hasEnhancedSort() const { return HasEnhancedSort; }
|
|
|
|
// Return true if the target has the deflate-conversion facility.
|
|
bool hasDeflateConversion() const { return HasDeflateConversion; }
|
|
|
|
// Return true if soft float should be used.
|
|
bool hasSoftFloat() const { return HasSoftFloat; }
|
|
|
|
// Return true if GV can be accessed using LARL for reloc model RM
|
|
// and code model CM.
|
|
bool isPC32DBLSymbol(const GlobalValue *GV, CodeModel::Model CM) const;
|
|
|
|
bool isTargetELF() const { return TargetTriple.isOSBinFormatELF(); }
|
|
};
|
|
} // end namespace llvm
|
|
|
|
#endif
|