LLVM  14.0.0git
SystemZSubtarget.h
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1 //===-- SystemZSubtarget.h - SystemZ subtarget information -----*- C++ -*--===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 //
9 // This file declares the SystemZ specific subclass of TargetSubtargetInfo.
10 //
11 //===----------------------------------------------------------------------===//
12 
13 #ifndef LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZSUBTARGET_H
14 #define LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZSUBTARGET_H
15 
16 #include "SystemZFrameLowering.h"
17 #include "SystemZISelLowering.h"
18 #include "SystemZInstrInfo.h"
19 #include "SystemZRegisterInfo.h"
21 #include "llvm/ADT/Triple.h"
23 #include "llvm/IR/DataLayout.h"
24 #include <string>
25 
26 #define GET_SUBTARGETINFO_HEADER
27 #include "SystemZGenSubtargetInfo.inc"
28 
29 namespace llvm {
30 class GlobalValue;
31 class StringRef;
32 
34  virtual void anchor();
35 protected:
53  bool HasVector;
77 
78 private:
79  Triple TargetTriple;
80  std::unique_ptr<SystemZCallingConventionRegisters> SpecialRegisters;
81  SystemZInstrInfo InstrInfo;
82  SystemZTargetLowering TLInfo;
84  std::unique_ptr<const SystemZFrameLowering> FrameLowering;
85 
86  SystemZSubtarget &initializeSubtargetDependencies(StringRef CPU,
87  StringRef FS);
88  SystemZCallingConventionRegisters *initializeSpecialRegisters(void);
89 
90 public:
91  SystemZSubtarget(const Triple &TT, const std::string &CPU,
92  const std::string &FS, const TargetMachine &TM);
93 
95  assert(SpecialRegisters && "Unsupported SystemZ calling convention");
96  return SpecialRegisters.get();
97  }
98 
99  template <class SR> SR &getSpecialRegisters() const {
100  return *static_cast<SR *>(getSpecialRegisters());
101  }
102 
103  const TargetFrameLowering *getFrameLowering() const override {
104  return FrameLowering.get();
105  }
106 
107  template <class TFL> const TFL *getFrameLowering() const {
108  return static_cast<const TFL *>(getFrameLowering());
109  }
110 
111  const SystemZInstrInfo *getInstrInfo() const override { return &InstrInfo; }
112  const SystemZRegisterInfo *getRegisterInfo() const override {
113  return &InstrInfo.getRegisterInfo();
114  }
115  const SystemZTargetLowering *getTargetLowering() const override {
116  return &TLInfo;
117  }
118  const SelectionDAGTargetInfo *getSelectionDAGInfo() const override {
119  return &TSInfo;
120  }
121 
122  // True if the subtarget should run MachineScheduler after aggressive
123  // coalescing. This currently replaces the SelectionDAG scheduler with the
124  // "source" order scheduler.
125  bool enableMachineScheduler() const override { return true; }
126 
127  // This is important for reducing register pressure in vector code.
128  bool useAA() const override { return true; }
129 
130  // Always enable the early if-conversion pass.
131  bool enableEarlyIfConversion() const override { return true; }
132 
133  // Enable tracking of subregister liveness in register allocator.
134  bool enableSubRegLiveness() const override;
135 
136  // Automatically generated by tblgen.
138 
139  // Return true if the target has the distinct-operands facility.
140  bool hasDistinctOps() const { return HasDistinctOps; }
141 
142  // Return true if the target has the load/store-on-condition facility.
143  bool hasLoadStoreOnCond() const { return HasLoadStoreOnCond; }
144 
145  // Return true if the target has the load/store-on-condition facility 2.
146  bool hasLoadStoreOnCond2() const { return HasLoadStoreOnCond2; }
147 
148  // Return true if the target has the high-word facility.
149  bool hasHighWord() const { return HasHighWord; }
150 
151  // Return true if the target has the floating-point extension facility.
152  bool hasFPExtension() const { return HasFPExtension; }
153 
154  // Return true if the target has the population-count facility.
155  bool hasPopulationCount() const { return HasPopulationCount; }
156 
157  // Return true if the target has the message-security-assist
158  // extension facility 3.
160 
161  // Return true if the target has the message-security-assist
162  // extension facility 4.
164 
165  // Return true if the target has the reset-reference-bits-multiple facility.
168  }
169 
170  // Return true if the target has the fast-serialization facility.
172 
173  // Return true if the target has interlocked-access facility 1.
175 
176  // Return true if the target has the miscellaneous-extensions facility.
179  }
180 
181  // Return true if the target has the execution-hint facility.
182  bool hasExecutionHint() const { return HasExecutionHint; }
183 
184  // Return true if the target has the load-and-trap facility.
185  bool hasLoadAndTrap() const { return HasLoadAndTrap; }
186 
187  // Return true if the target has the transactional-execution facility.
189 
190  // Return true if the target has the processor-assist facility.
191  bool hasProcessorAssist() const { return HasProcessorAssist; }
192 
193  // Return true if the target has the DFP zoned-conversion facility.
195 
196  // Return true if the target has the enhanced-DAT facility 2.
197  bool hasEnhancedDAT2() const { return HasEnhancedDAT2; }
198 
199  // Return true if the target has the load-and-zero-rightmost-byte facility.
202  }
203 
204  // Return true if the target has the message-security-assist
205  // extension facility 5.
207 
208  // Return true if the target has the DFP packed-conversion facility.
210 
211  // Return true if the target has the vector facility.
212  bool hasVector() const { return HasVector; }
213 
214  // Return true if the target has the miscellaneous-extensions facility 2.
217  }
218 
219  // Return true if the target has the guarded-storage facility.
220  bool hasGuardedStorage() const { return HasGuardedStorage; }
221 
222  // Return true if the target has the message-security-assist
223  // extension facility 7.
225 
226  // Return true if the target has the message-security-assist
227  // extension facility 8.
229 
230  // Return true if the target has the vector-enhancements facility 1.
232 
233  // Return true if the target has the vector-packed-decimal facility.
235 
236  // Return true if the target has the insert-reference-bits-multiple facility.
239  }
240 
241  // Return true if the target has the miscellaneous-extensions facility 3.
244  }
245 
246  // Return true if the target has the message-security-assist
247  // extension facility 9.
249 
250  // Return true if the target has the vector-enhancements facility 2.
252 
253  // Return true if the target has the vector-packed-decimal
254  // enhancement facility.
257  }
258 
259  // Return true if the target has the enhanced-sort facility.
260  bool hasEnhancedSort() const { return HasEnhancedSort; }
261 
262  // Return true if the target has the deflate-conversion facility.
264 
265  // Return true if the target has the vector-packed-decimal
266  // enhancement facility 2.
269  }
270 
271  // Return true if the target has the NNP-assist facility.
272  bool hasNNPAssist() const { return HasNNPAssist; }
273 
274  // Return true if the target has the BEAR-enhancement facility.
275  bool hasBEAREnhancement() const { return HasBEAREnhancement; }
276 
277  // Return true if the target has the reset-DAT-protection facility.
279 
280  // Return true if the target has the processor-activity-instrumentation
281  // facility.
284  }
285 
286  // Return true if soft float should be used.
287  bool hasSoftFloat() const { return HasSoftFloat; }
288 
289  // Return true if GV can be accessed using LARL for reloc model RM
290  // and code model CM.
291  bool isPC32DBLSymbol(const GlobalValue *GV, CodeModel::Model CM) const;
292 
293  bool isTargetELF() const { return TargetTriple.isOSBinFormatELF(); }
294 
295  // Returns TRUE if we are generating GOFF object code
296  bool isTargetGOFF() const { return TargetTriple.isOSBinFormatGOFF(); }
297 
298  // Returns TRUE if we are using XPLINK64 linkage convention
299  bool isTargetXPLINK64() const { return (isTargetGOFF() && isTargetzOS()); }
300 
301  // Returns TRUE if we are generating code for a s390x machine running zOS
302  bool isTargetzOS() const { return TargetTriple.isOSzOS(); }
303 };
304 } // end namespace llvm
305 
306 #endif
llvm::SystemZSubtarget::hasMessageSecurityAssist8
bool hasMessageSecurityAssist8() const
Definition: SystemZSubtarget.h:228
llvm::SystemZSubtarget::isPC32DBLSymbol
bool isPC32DBLSymbol(const GlobalValue *GV, CodeModel::Model CM) const
Definition: SystemZSubtarget.cpp:98
llvm::SystemZSubtarget::hasMiscellaneousExtensions
bool hasMiscellaneousExtensions() const
Definition: SystemZSubtarget.h:177
llvm::SystemZSubtarget::getTargetLowering
const SystemZTargetLowering * getTargetLowering() const override
Definition: SystemZSubtarget.h:115
llvm::SystemZSubtarget::getSelectionDAGInfo
const SelectionDAGTargetInfo * getSelectionDAGInfo() const override
Definition: SystemZSubtarget.h:118
llvm::SystemZSubtarget::hasVectorPackedDecimalEnhancement
bool hasVectorPackedDecimalEnhancement() const
Definition: SystemZSubtarget.h:255
llvm::SystemZSubtarget::hasLoadStoreOnCond2
bool hasLoadStoreOnCond2() const
Definition: SystemZSubtarget.h:146
llvm
This file implements support for optimizing divisions by a constant.
Definition: AllocatorList.h:23
llvm::SystemZSubtarget::hasMessageSecurityAssist7
bool hasMessageSecurityAssist7() const
Definition: SystemZSubtarget.h:224
llvm::SystemZSubtarget::HasProcessorActivityInstrumentation
bool HasProcessorActivityInstrumentation
Definition: SystemZSubtarget.h:75
llvm::SystemZSubtarget::ParseSubtargetFeatures
void ParseSubtargetFeatures(StringRef CPU, StringRef TuneCPU, StringRef FS)
llvm::SystemZSubtarget::HasMiscellaneousExtensions2
bool HasMiscellaneousExtensions2
Definition: SystemZSubtarget.h:58
llvm::SystemZSubtarget::hasVectorPackedDecimalEnhancement2
bool hasVectorPackedDecimalEnhancement2() const
Definition: SystemZSubtarget.h:267
llvm::TargetFrameLowering
Information about stack frame layout on the target.
Definition: TargetFrameLowering.h:43
llvm::SystemZSubtarget::hasInsertReferenceBitsMultiple
bool hasInsertReferenceBitsMultiple() const
Definition: SystemZSubtarget.h:237
llvm::SystemZSubtarget::HasDFPPackedConversion
bool HasDFPPackedConversion
Definition: SystemZSubtarget.h:57
llvm::SystemZSubtarget::HasVectorPackedDecimalEnhancement2
bool HasVectorPackedDecimalEnhancement2
Definition: SystemZSubtarget.h:71
llvm::SystemZSubtarget::hasVector
bool hasVector() const
Definition: SystemZSubtarget.h:212
llvm::SystemZSubtarget::hasTransactionalExecution
bool hasTransactionalExecution() const
Definition: SystemZSubtarget.h:188
llvm::SystemZTargetLowering
Definition: SystemZISelLowering.h:383
llvm::SystemZSubtarget::enableEarlyIfConversion
bool enableEarlyIfConversion() const override
Definition: SystemZSubtarget.h:131
llvm::SystemZSubtarget::hasResetDATProtection
bool hasResetDATProtection() const
Definition: SystemZSubtarget.h:278
llvm::SystemZSubtarget::hasLoadAndTrap
bool hasLoadAndTrap() const
Definition: SystemZSubtarget.h:185
llvm::Triple
Triple - Helper class for working with autoconf configuration names.
Definition: Triple.h:45
llvm::SystemZSubtarget::HasVectorEnhancements1
bool HasVectorEnhancements1
Definition: SystemZSubtarget.h:62
llvm::SystemZSubtarget::HasTransactionalExecution
bool HasTransactionalExecution
Definition: SystemZSubtarget.h:49
SystemZSelectionDAGInfo.h
llvm::SystemZSubtarget::hasBEAREnhancement
bool hasBEAREnhancement() const
Definition: SystemZSubtarget.h:275
llvm::SystemZInstrInfo
Definition: SystemZInstrInfo.h:174
llvm::SystemZSubtarget::HasMessageSecurityAssist8
bool HasMessageSecurityAssist8
Definition: SystemZSubtarget.h:61
llvm::SystemZSubtarget::isTargetXPLINK64
bool isTargetXPLINK64() const
Definition: SystemZSubtarget.h:299
llvm::SystemZSubtarget::HasFPExtension
bool HasFPExtension
Definition: SystemZSubtarget.h:39
llvm::SystemZSubtarget::HasLoadStoreOnCond
bool HasLoadStoreOnCond
Definition: SystemZSubtarget.h:37
llvm::SystemZSubtarget::HasEnhancedSort
bool HasEnhancedSort
Definition: SystemZSubtarget.h:69
llvm::SystemZSubtarget::HasResetDATProtection
bool HasResetDATProtection
Definition: SystemZSubtarget.h:74
llvm::SystemZSubtarget::hasVectorPackedDecimal
bool hasVectorPackedDecimal() const
Definition: SystemZSubtarget.h:234
llvm::SystemZSubtarget::HasGuardedStorage
bool HasGuardedStorage
Definition: SystemZSubtarget.h:59
llvm::SystemZSubtarget::hasMessageSecurityAssist4
bool hasMessageSecurityAssist4() const
Definition: SystemZSubtarget.h:163
llvm::SystemZSubtarget::HasMessageSecurityAssist5
bool HasMessageSecurityAssist5
Definition: SystemZSubtarget.h:56
llvm::Triple::isOSBinFormatELF
bool isOSBinFormatELF() const
Tests whether the OS uses the ELF binary format.
Definition: Triple.h:633
llvm::SystemZSubtarget::HasFastSerialization
bool HasFastSerialization
Definition: SystemZSubtarget.h:44
llvm::SystemZSubtarget::hasMiscellaneousExtensions3
bool hasMiscellaneousExtensions3() const
Definition: SystemZSubtarget.h:242
llvm::SystemZSubtarget::isTargetzOS
bool isTargetzOS() const
Definition: SystemZSubtarget.h:302
llvm::SystemZSubtarget::hasEnhancedSort
bool hasEnhancedSort() const
Definition: SystemZSubtarget.h:260
SystemZInstrInfo.h
llvm::SystemZSubtarget::hasFPExtension
bool hasFPExtension() const
Definition: SystemZSubtarget.h:152
llvm::SystemZSubtarget::HasLoadAndTrap
bool HasLoadAndTrap
Definition: SystemZSubtarget.h:48
llvm::SystemZSubtarget::getRegisterInfo
const SystemZRegisterInfo * getRegisterInfo() const override
Definition: SystemZSubtarget.h:112
llvm::SystemZSubtarget::hasSoftFloat
bool hasSoftFloat() const
Definition: SystemZSubtarget.h:287
llvm::SystemZSubtarget::HasPopulationCount
bool HasPopulationCount
Definition: SystemZSubtarget.h:40
llvm::SelectionDAGTargetInfo
Targets can subclass this to parameterize the SelectionDAG lowering and instruction selection process...
Definition: SelectionDAGTargetInfo.h:31
llvm::SystemZSubtarget::hasMessageSecurityAssist9
bool hasMessageSecurityAssist9() const
Definition: SystemZSubtarget.h:248
llvm::SystemZSubtarget::HasHighWord
bool HasHighWord
Definition: SystemZSubtarget.h:38
llvm::SystemZSubtarget::hasLoadAndZeroRightmostByte
bool hasLoadAndZeroRightmostByte() const
Definition: SystemZSubtarget.h:200
llvm::SystemZSubtarget::hasNNPAssist
bool hasNNPAssist() const
Definition: SystemZSubtarget.h:272
llvm::X86AS::FS
@ FS
Definition: X86.h:188
llvm::Triple::isOSzOS
bool isOSzOS() const
Definition: Triple.h:482
llvm::SystemZSubtarget::HasVectorEnhancements2
bool HasVectorEnhancements2
Definition: SystemZSubtarget.h:67
llvm::Triple::isOSBinFormatGOFF
bool isOSBinFormatGOFF() const
Tests whether the OS uses the GOFF binary format.
Definition: Triple.h:643
llvm::SystemZSubtarget::HasBEAREnhancement
bool HasBEAREnhancement
Definition: SystemZSubtarget.h:73
llvm::SystemZSubtarget::hasProcessorAssist
bool hasProcessorAssist() const
Definition: SystemZSubtarget.h:191
llvm::SystemZSubtarget::isTargetELF
bool isTargetELF() const
Definition: SystemZSubtarget.h:293
llvm::SystemZSubtarget::hasVectorEnhancements2
bool hasVectorEnhancements2() const
Definition: SystemZSubtarget.h:251
llvm::SystemZSubtarget::hasResetReferenceBitsMultiple
bool hasResetReferenceBitsMultiple() const
Definition: SystemZSubtarget.h:166
llvm::CodeModel::Model
Model
Definition: CodeGen.h:28
llvm::SystemZSubtarget::HasMessageSecurityAssist7
bool HasMessageSecurityAssist7
Definition: SystemZSubtarget.h:60
llvm::GlobalValue
Definition: GlobalValue.h:44
llvm::SystemZSubtarget::hasInterlockedAccess1
bool hasInterlockedAccess1() const
Definition: SystemZSubtarget.h:174
llvm::SystemZSubtarget::HasMessageSecurityAssist4
bool HasMessageSecurityAssist4
Definition: SystemZSubtarget.h:42
llvm::SystemZSubtarget::HasVector
bool HasVector
Definition: SystemZSubtarget.h:53
SystemZGenSubtargetInfo
llvm::SystemZSubtarget::getSpecialRegisters
SR & getSpecialRegisters() const
Definition: SystemZSubtarget.h:99
llvm::SystemZSubtarget::getFrameLowering
const TFL * getFrameLowering() const
Definition: SystemZSubtarget.h:107
llvm::SystemZSubtarget::HasMiscellaneousExtensions
bool HasMiscellaneousExtensions
Definition: SystemZSubtarget.h:46
llvm::SystemZSubtarget::hasDFPPackedConversion
bool hasDFPPackedConversion() const
Definition: SystemZSubtarget.h:209
assert
assert(ImpDefSCC.getReg()==AMDGPU::SCC &&ImpDefSCC.isDef())
llvm::TargetMachine
Primary interface to the complete machine description for the target machine.
Definition: TargetMachine.h:79
llvm::SystemZSubtarget::hasEnhancedDAT2
bool hasEnhancedDAT2() const
Definition: SystemZSubtarget.h:197
llvm::SystemZSubtarget::isTargetGOFF
bool isTargetGOFF() const
Definition: SystemZSubtarget.h:296
llvm::SystemZSubtarget::hasVectorEnhancements1
bool hasVectorEnhancements1() const
Definition: SystemZSubtarget.h:231
llvm::SystemZSubtarget::hasDeflateConversion
bool hasDeflateConversion() const
Definition: SystemZSubtarget.h:263
llvm::SystemZSubtarget::HasEnhancedDAT2
bool HasEnhancedDAT2
Definition: SystemZSubtarget.h:52
llvm::SystemZSubtarget
Definition: SystemZSubtarget.h:33
llvm::SystemZSubtarget::HasDFPZonedConversion
bool HasDFPZonedConversion
Definition: SystemZSubtarget.h:51
llvm::SystemZSubtarget::HasLoadStoreOnCond2
bool HasLoadStoreOnCond2
Definition: SystemZSubtarget.h:54
llvm::SystemZSubtarget::HasMessageSecurityAssist3
bool HasMessageSecurityAssist3
Definition: SystemZSubtarget.h:41
Triple.h
llvm::SystemZSubtarget::hasFastSerialization
bool hasFastSerialization() const
Definition: SystemZSubtarget.h:171
DataLayout.h
llvm::SystemZSubtarget::hasMessageSecurityAssist3
bool hasMessageSecurityAssist3() const
Definition: SystemZSubtarget.h:159
llvm::StringRef
StringRef - Represent a constant reference to a string, i.e.
Definition: StringRef.h:58
llvm::SystemZSubtarget::HasExecutionHint
bool HasExecutionHint
Definition: SystemZSubtarget.h:47
TargetSubtargetInfo.h
llvm::SystemZSubtarget::HasInterlockedAccess1
bool HasInterlockedAccess1
Definition: SystemZSubtarget.h:45
llvm::SystemZSubtarget::hasProcessorActivityInstrumentation
bool hasProcessorActivityInstrumentation() const
Definition: SystemZSubtarget.h:282
llvm::SystemZSubtarget::hasDFPZonedConversion
bool hasDFPZonedConversion() const
Definition: SystemZSubtarget.h:194
llvm::SystemZSubtarget::HasDeflateConversion
bool HasDeflateConversion
Definition: SystemZSubtarget.h:70
llvm::SystemZSubtarget::HasDistinctOps
bool HasDistinctOps
Definition: SystemZSubtarget.h:36
llvm::SystemZCallingConventionRegisters
A SystemZ-specific class detailing special use registers particular for calling conventions.
Definition: SystemZRegisterInfo.h:47
llvm::SystemZSubtarget::enableSubRegLiveness
bool enableSubRegLiveness() const override
Definition: SystemZSubtarget.cpp:94
llvm::SystemZSubtarget::hasLoadStoreOnCond
bool hasLoadStoreOnCond() const
Definition: SystemZSubtarget.h:143
llvm::SystemZSubtarget::hasDistinctOps
bool hasDistinctOps() const
Definition: SystemZSubtarget.h:140
llvm::SystemZSubtarget::hasPopulationCount
bool hasPopulationCount() const
Definition: SystemZSubtarget.h:155
llvm::SystemZInstrInfo::getRegisterInfo
const SystemZRegisterInfo & getRegisterInfo() const
Definition: SystemZInstrInfo.h:291
llvm::SystemZSubtarget::hasMiscellaneousExtensions2
bool hasMiscellaneousExtensions2() const
Definition: SystemZSubtarget.h:215
llvm::SystemZSubtarget::hasGuardedStorage
bool hasGuardedStorage() const
Definition: SystemZSubtarget.h:220
llvm::SystemZSubtarget::HasMessageSecurityAssist9
bool HasMessageSecurityAssist9
Definition: SystemZSubtarget.h:66
llvm::SystemZSubtarget::getInstrInfo
const SystemZInstrInfo * getInstrInfo() const override
Definition: SystemZSubtarget.h:111
llvm::SystemZSubtarget::HasProcessorAssist
bool HasProcessorAssist
Definition: SystemZSubtarget.h:50
llvm::SystemZSubtarget::HasMiscellaneousExtensions3
bool HasMiscellaneousExtensions3
Definition: SystemZSubtarget.h:65
llvm::SystemZSubtarget::enableMachineScheduler
bool enableMachineScheduler() const override
Definition: SystemZSubtarget.h:125
SystemZFrameLowering.h
SystemZISelLowering.h
llvm::SystemZSubtarget::hasHighWord
bool hasHighWord() const
Definition: SystemZSubtarget.h:149
llvm::SystemZSubtarget::HasNNPAssist
bool HasNNPAssist
Definition: SystemZSubtarget.h:72
llvm::SystemZSubtarget::HasSoftFloat
bool HasSoftFloat
Definition: SystemZSubtarget.h:76
llvm::SystemZSubtarget::hasMessageSecurityAssist5
bool hasMessageSecurityAssist5() const
Definition: SystemZSubtarget.h:206
SystemZRegisterInfo.h
llvm::SystemZSubtarget::HasResetReferenceBitsMultiple
bool HasResetReferenceBitsMultiple
Definition: SystemZSubtarget.h:43
llvm::SystemZRegisterInfo
Definition: SystemZRegisterInfo.h:134
llvm::SystemZSelectionDAGInfo
Definition: SystemZSelectionDAGInfo.h:22
llvm::SystemZSubtarget::HasInsertReferenceBitsMultiple
bool HasInsertReferenceBitsMultiple
Definition: SystemZSubtarget.h:64
llvm::SystemZSubtarget::hasExecutionHint
bool hasExecutionHint() const
Definition: SystemZSubtarget.h:182
llvm::SystemZSubtarget::useAA
bool useAA() const override
Definition: SystemZSubtarget.h:128
TM
const char LLVMTargetMachineRef TM
Definition: PassBuilderBindings.cpp:47
llvm::SystemZSubtarget::HasVectorPackedDecimal
bool HasVectorPackedDecimal
Definition: SystemZSubtarget.h:63
llvm::SystemZSubtarget::HasVectorPackedDecimalEnhancement
bool HasVectorPackedDecimalEnhancement
Definition: SystemZSubtarget.h:68
llvm::SystemZSubtarget::getSpecialRegisters
SystemZCallingConventionRegisters * getSpecialRegisters() const
Definition: SystemZSubtarget.h:94
llvm::SystemZSubtarget::getFrameLowering
const TargetFrameLowering * getFrameLowering() const override
Definition: SystemZSubtarget.h:103
llvm::SystemZSubtarget::SystemZSubtarget
SystemZSubtarget(const Triple &TT, const std::string &CPU, const std::string &FS, const TargetMachine &TM)
Definition: SystemZSubtarget.cpp:66
llvm::SystemZSubtarget::HasLoadAndZeroRightmostByte
bool HasLoadAndZeroRightmostByte
Definition: SystemZSubtarget.h:55