1 files changed, 51 insertions, 0 deletions
diff --git a/lib/Target/Mips/MipsSubtarget.h b/lib/Target/Mips/MipsSubtarget.h
index 8b10b0596e0e..676d702ba63e 100644
--- a/lib/Target/Mips/MipsSubtarget.h
+++ b/lib/Target/Mips/MipsSubtarget.h
@@ -20,6 +20,10 @@
 #include "MipsInstrInfo.h"
 #include "llvm/CodeGen/SelectionDAGTargetInfo.h"
 #include "llvm/CodeGen/TargetSubtargetInfo.h"
+#include "llvm/CodeGen/GlobalISel/CallLowering.h"
+#include "llvm/CodeGen/GlobalISel/LegalizerInfo.h"
+#include "llvm/CodeGen/GlobalISel/RegisterBankInfo.h"
+#include "llvm/CodeGen/GlobalISel/InstructionSelector.h"
 #include "llvm/IR/DataLayout.h"
 #include "llvm/MC/MCInstrItineraries.h"
 #include "llvm/Support/ErrorHandling.h"
@@ -44,6 +48,21 @@ class MipsSubtarget : public MipsGenSubtargetInfo {
 
   enum class CPU { P5600 };
 
+  // Used to avoid printing dsp warnings multiple times.
+  static bool DspWarningPrinted;
+
+  // Used to avoid printing msa warnings multiple times.
+  static bool MSAWarningPrinted;
+
+  // Used to avoid printing crc warnings multiple times.
+  static bool CRCWarningPrinted;
+
+  // Used to avoid printing ginv warnings multiple times.
+  static bool GINVWarningPrinted;
+
+  // Used to avoid printing virt warnings multiple times.
+  static bool VirtWarningPrinted;
+
   // Mips architecture version
   MipsArchEnum MipsArchVersion;
 
@@ -152,6 +171,19 @@ class MipsSubtarget : public MipsGenSubtargetInfo {
   // HasMT -- support MT ASE.
   bool HasMT;
 
+  // HasCRC -- supports R6 CRC ASE
+  bool HasCRC;
+
+  // HasVirt -- supports Virtualization ASE
+  bool HasVirt;
+
+  // HasGINV -- supports R6 Global INValidate ASE
+  bool HasGINV;
+
+  // Use hazard variants of the jump register instructions for indirect
+  // function calls and jump tables.
+  bool UseIndirectJumpsHazard;
+
   // Disable use of the `jal` instruction.
   bool UseLongCalls = false;
 
@@ -272,6 +304,12 @@ public:
   bool disableMadd4() const { return DisableMadd4; }
   bool hasEVA() const { return HasEVA; }
   bool hasMT() const { return HasMT; }
+  bool hasCRC() const { return HasCRC; }
+  bool hasVirt() const { return HasVirt; }
+  bool hasGINV() const { return HasGINV; }
+  bool useIndirectJumpsHazard() const {
+    return UseIndirectJumpsHazard && hasMips32r2();
+  }
   bool useSmallSection() const { return UseSmallSection; }
 
   bool hasStandardEncoding() const { return !inMips16Mode(); }
@@ -336,6 +374,19 @@ public:
   const InstrItineraryData *getInstrItineraryData() const override {
     return &InstrItins;
   }
+
+protected:
+  // GlobalISel related APIs.
+  std::unique_ptr<CallLowering> CallLoweringInfo;
+  std::unique_ptr<LegalizerInfo> Legalizer;
+  std::unique_ptr<RegisterBankInfo> RegBankInfo;
+  std::unique_ptr<InstructionSelector> InstSelector;
+
+public:
+  const CallLowering *getCallLowering() const override;
+  const LegalizerInfo *getLegalizerInfo() const override;
+  const RegisterBankInfo *getRegBankInfo() const override;
+  const InstructionSelector *getInstructionSelector() const override;
 };
 } // End llvm namespace