1 files changed, 64 insertions, 22 deletions

diff --git a/lib/Target/AMDGPU/SIInstrInfo.h b/lib/Target/AMDGPU/SIInstrInfo.h
index e68f6f92ba964..659473ca6a47c 100644
--- a/lib/Target/AMDGPU/SIInstrInfo.h
+++ b/lib/Target/AMDGPU/SIInstrInfo.h
@@ -69,6 +69,9 @@ private:
                             MachineInstr &Inst) const;
   void splitScalar64BitBFE(SmallVectorImpl<MachineInstr *> &Worklist,
                            MachineInstr &Inst) const;
+  void movePackToVALU(SmallVectorImpl<MachineInstr *> &Worklist,
+                      MachineRegisterInfo &MRI,
+                      MachineInstr &Inst) const;
 
   void addUsersToMoveToVALUWorklist(
     unsigned Reg, MachineRegisterInfo &MRI,
@@ -203,10 +206,24 @@ public:
   bool reverseBranchCondition(
     SmallVectorImpl<MachineOperand> &Cond) const override;
 
+
+  bool canInsertSelect(const MachineBasicBlock &MBB,
+                       ArrayRef<MachineOperand> Cond,
+                       unsigned TrueReg, unsigned FalseReg,
+                       int &CondCycles,
+                       int &TrueCycles, int &FalseCycles) const override;
+
+  void insertSelect(MachineBasicBlock &MBB,
+                    MachineBasicBlock::iterator I, const DebugLoc &DL,
+                    unsigned DstReg, ArrayRef<MachineOperand> Cond,
+                    unsigned TrueReg, unsigned FalseReg) const override;
+
   bool
   areMemAccessesTriviallyDisjoint(MachineInstr &MIa, MachineInstr &MIb,
                                   AliasAnalysis *AA = nullptr) const override;
 
+  bool isFoldableCopy(const MachineInstr &MI) const;
+
   bool FoldImmediate(MachineInstr &UseMI, MachineInstr &DefMI, unsigned Reg,
                      MachineRegisterInfo *MRI) const final;
 
@@ -308,6 +325,14 @@ public:
     return get(Opcode).TSFlags & SIInstrFlags::VOP3;
   }
 
+  static bool isSDWA(const MachineInstr &MI) {
+    return MI.getDesc().TSFlags & SIInstrFlags::SDWA;
+  }
+
+  bool isSDWA(uint16_t Opcode) const {
+    return get(Opcode).TSFlags & SIInstrFlags::SDWA;
+  }
+
   static bool isVOPC(const MachineInstr &MI) {
     return MI.getDesc().TSFlags & SIInstrFlags::VOPC;
   }
@@ -420,6 +445,22 @@ public:
     return get(Opcode).TSFlags & SIInstrFlags::DPP;
   }
 
+  static bool isVOP3P(const MachineInstr &MI) {
+    return MI.getDesc().TSFlags & SIInstrFlags::VOP3P;
+  }
+
+  bool isVOP3P(uint16_t Opcode) const {
+    return get(Opcode).TSFlags & SIInstrFlags::VOP3P;
+  }
+
+  static bool isVINTRP(const MachineInstr &MI) {
+    return MI.getDesc().TSFlags & SIInstrFlags::VINTRP;
+  }
+
+  bool isVINTRP(uint16_t Opcode) const {
+    return get(Opcode).TSFlags & SIInstrFlags::VINTRP;
+  }
+
   static bool isScalarUnit(const MachineInstr &MI) {
     return MI.getDesc().TSFlags & (SIInstrFlags::SALU | SIInstrFlags::SMRD);
   }
@@ -454,6 +495,14 @@ public:
     return get(Opcode).TSFlags & SIInstrFlags::FIXED_SIZE;
   }
 
+  static bool hasFPClamp(const MachineInstr &MI) {
+    return MI.getDesc().TSFlags & SIInstrFlags::HasFPClamp;
+  }
+
+  bool hasFPClamp(uint16_t Opcode) const {
+    return get(Opcode).TSFlags & SIInstrFlags::HasFPClamp;
+  }
+
   bool isVGPRCopy(const MachineInstr &MI) const {
     assert(MI.isCopy());
     unsigned Dest = MI.getOperand(0).getReg();
@@ -462,28 +511,6 @@ public:
     return !RI.isSGPRReg(MRI, Dest);
   }
 
-  static int operandBitWidth(uint8_t OperandType) {
-    switch (OperandType) {
-    case AMDGPU::OPERAND_REG_IMM_INT32:
-    case AMDGPU::OPERAND_REG_IMM_FP32:
-    case AMDGPU::OPERAND_REG_INLINE_C_INT32:
-    case AMDGPU::OPERAND_REG_INLINE_C_FP32:
-      return 32;
-    case AMDGPU::OPERAND_REG_IMM_INT64:
-    case AMDGPU::OPERAND_REG_IMM_FP64:
-    case AMDGPU::OPERAND_REG_INLINE_C_INT64:
-    case AMDGPU::OPERAND_REG_INLINE_C_FP64:
-      return 64;
-    case AMDGPU::OPERAND_REG_INLINE_C_INT16:
-    case AMDGPU::OPERAND_REG_INLINE_C_FP16:
-    case AMDGPU::OPERAND_REG_IMM_INT16:
-    case AMDGPU::OPERAND_REG_IMM_FP16:
-      return 16;
-    default:
-      llvm_unreachable("unexpected operand type");
-    }
-  }
-
   bool isInlineConstant(const APInt &Imm) const;
 
   bool isInlineConstant(const MachineOperand &MO, uint8_t OperandType) const;
@@ -571,6 +598,7 @@ public:
 
   bool hasModifiersSet(const MachineInstr &MI,
                        unsigned OpName) const;
+  bool hasAnyModifiersSet(const MachineInstr &MI) const;
 
   bool verifyInstruction(const MachineInstr &MI,
                          StringRef &ErrInfo) const override;
@@ -731,6 +759,17 @@ public:
 
   ScheduleHazardRecognizer *
   CreateTargetPostRAHazardRecognizer(const MachineFunction &MF) const override;
+
+  bool isBasicBlockPrologue(const MachineInstr &MI) const override;
+
+  /// \brief Return a partially built integer add instruction without carry.
+  /// Caller must add source operands.
+  /// For pre-GFX9 it will generate unused carry destination operand.
+  /// TODO: After GFX9 it should return a no-carry operation.
+  MachineInstrBuilder getAddNoCarry(MachineBasicBlock &MBB,
+                                    MachineBasicBlock::iterator I,
+                                    const DebugLoc &DL,
+                                    unsigned DestReg) const;
 };
 
 namespace AMDGPU {
@@ -741,6 +780,9 @@ namespace AMDGPU {
   int getVOPe32(uint16_t Opcode);
 
   LLVM_READONLY
+  int getSDWAOp(uint16_t Opcode);
+
+  LLVM_READONLY
   int getCommuteRev(uint16_t Opcode);
 
   LLVM_READONLY