[Sparc] TableGen-erate SDNode descriptions (llvm#138450)

Part of llvm#119709.

Author: s-barannikov

llvm/lib/Target/Sparc/CMakeLists.txt

@@ -10,6 +10,7 @@ tablegen(LLVM SparcGenDisassemblerTables.inc -gen-disassembler)
 tablegen(LLVM SparcGenInstrInfo.inc -gen-instr-info)
 tablegen(LLVM SparcGenMCCodeEmitter.inc -gen-emitter)
 tablegen(LLVM SparcGenRegisterInfo.inc -gen-register-info)
+tablegen(LLVM SparcGenSDNodeInfo.inc -gen-sd-node-info -sdnode-namespace=SPISD)
 tablegen(LLVM SparcGenSearchableTables.inc -gen-searchable-tables)
 tablegen(LLVM SparcGenSubtargetInfo.inc -gen-subtarget)
 
@@ -25,6 +26,7 @@ add_llvm_target(SparcCodeGen
   SparcFrameLowering.cpp
   SparcMachineFunctionInfo.cpp
   SparcRegisterInfo.cpp
+  SparcSelectionDAGInfo.cpp
   SparcSubtarget.cpp
   SparcTargetMachine.cpp
   SparcTargetObjectFile.cpp

llvm/lib/Target/Sparc/SparcISelDAGToDAG.cpp

@@ -10,6 +10,7 @@
 //
 //===----------------------------------------------------------------------===//
 
+#include "SparcSelectionDAGInfo.h"
 #include "SparcTargetMachine.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
 #include "llvm/CodeGen/SelectionDAGISel.h"

llvm/lib/Target/Sparc/SparcISelLowering.cpp

@@ -16,6 +16,7 @@
 #include "MCTargetDesc/SparcMCTargetDesc.h"
 #include "SparcMachineFunctionInfo.h"
 #include "SparcRegisterInfo.h"
+#include "SparcSelectionDAGInfo.h"
 #include "SparcTargetMachine.h"
 #include "SparcTargetObjectFile.h"
 #include "llvm/ADT/StringExtras.h"
@@ -2034,47 +2035,6 @@ bool SparcTargetLowering::useSoftFloat() const {
   return Subtarget->useSoftFloat();
 }
 
-const char *SparcTargetLowering::getTargetNodeName(unsigned Opcode) const {
-  switch ((SPISD::NodeType)Opcode) {
-  case SPISD::FIRST_NUMBER:    break;
-  case SPISD::CMPICC:          return "SPISD::CMPICC";
-  case SPISD::CMPFCC:          return "SPISD::CMPFCC";
-  case SPISD::CMPFCC_V9:
-    return "SPISD::CMPFCC_V9";
-  case SPISD::BRICC:           return "SPISD::BRICC";
-  case SPISD::BPICC:
-    return "SPISD::BPICC";
-  case SPISD::BPXCC:
-    return "SPISD::BPXCC";
-  case SPISD::BRFCC:           return "SPISD::BRFCC";
-  case SPISD::BRFCC_V9:
-    return "SPISD::BRFCC_V9";
-  case SPISD::BR_REG:
-    return "SPISD::BR_REG";
-  case SPISD::SELECT_ICC:      return "SPISD::SELECT_ICC";
-  case SPISD::SELECT_XCC:      return "SPISD::SELECT_XCC";
-  case SPISD::SELECT_FCC:      return "SPISD::SELECT_FCC";
-  case SPISD::SELECT_REG:
-    return "SPISD::SELECT_REG";
-  case SPISD::Hi:              return "SPISD::Hi";
-  case SPISD::Lo:              return "SPISD::Lo";
-  case SPISD::FTOI:            return "SPISD::FTOI";
-  case SPISD::ITOF:            return "SPISD::ITOF";
-  case SPISD::FTOX:            return "SPISD::FTOX";
-  case SPISD::XTOF:            return "SPISD::XTOF";
-  case SPISD::CALL:            return "SPISD::CALL";
-  case SPISD::RET_GLUE:        return "SPISD::RET_GLUE";
-  case SPISD::GLOBAL_BASE_REG: return "SPISD::GLOBAL_BASE_REG";
-  case SPISD::FLUSHW:          return "SPISD::FLUSHW";
-  case SPISD::TLS_ADD:         return "SPISD::TLS_ADD";
-  case SPISD::TLS_LD:          return "SPISD::TLS_LD";
-  case SPISD::TLS_CALL:        return "SPISD::TLS_CALL";
-  case SPISD::TAIL_CALL:       return "SPISD::TAIL_CALL";
-  case SPISD::LOAD_GDOP:       return "SPISD::LOAD_GDOP";
-  }
-  return nullptr;
-}
-
 EVT SparcTargetLowering::getSetCCResultType(const DataLayout &, LLVMContext &,
                                             EVT VT) const {
   if (!VT.isVector())

llvm/lib/Target/Sparc/SparcISelLowering.h

@@ -20,47 +20,6 @@
 namespace llvm {
   class SparcSubtarget;
 
-  namespace SPISD {
-  enum NodeType : unsigned {
-    FIRST_NUMBER = ISD::BUILTIN_OP_END,
-    CMPICC,    // Compare two GPR operands, set icc+xcc.
-    CMPFCC,    // Compare two FP operands, set fcc.
-    CMPFCC_V9, // Compare two FP operands, set fcc (v9 variant).
-    BRICC,     // Branch to dest on icc condition
-    BPICC,    // Branch to dest on icc condition, with prediction (64-bit only).
-    BPXCC,    // Branch to dest on xcc condition, with prediction (64-bit only).
-    BRFCC,    // Branch to dest on fcc condition
-    BRFCC_V9, // Branch to dest on fcc condition (v9 variant).
-    BR_REG,   // Branch to dest using the comparison of a register with zero.
-    SELECT_ICC, // Select between two values using the current ICC flags.
-    SELECT_XCC, // Select between two values using the current XCC flags.
-    SELECT_FCC, // Select between two values using the current FCC flags.
-    SELECT_REG, // Select between two values using the comparison of a register
-                // with zero.
-
-    Hi,
-    Lo, // Hi/Lo operations, typically on a global address.
-
-    FTOI, // FP to Int within a FP register.
-    ITOF, // Int to FP within a FP register.
-    FTOX, // FP to Int64 within a FP register.
-    XTOF, // Int64 to FP within a FP register.
-
-    CALL,            // A call instruction.
-    RET_GLUE,        // Return with a glue operand.
-    GLOBAL_BASE_REG, // Global base reg for PIC.
-    FLUSHW,          // FLUSH register windows to stack.
-
-    TAIL_CALL, // Tail call
-
-    TLS_ADD, // For Thread Local Storage (TLS).
-    TLS_LD,
-    TLS_CALL,
-
-    LOAD_GDOP, // Load operation w/ gdop relocation.
-  };
-  }
-
   class SparcTargetLowering : public TargetLowering {
     const SparcSubtarget *Subtarget;
   public:
@@ -82,8 +41,6 @@ namespace llvm {
     EmitInstrWithCustomInserter(MachineInstr &MI,
                                 MachineBasicBlock *MBB) const override;
 
-    const char *getTargetNodeName(unsigned Opcode) const override;
-
     ConstraintType getConstraintType(StringRef Constraint) const override;
     ConstraintWeight
     getSingleConstraintMatchWeight(AsmOperandInfo &info,

llvm/lib/Target/Sparc/SparcInstrInfo.td

@@ -321,6 +321,9 @@ def SDT_SPRet     : SDTypeProfile<0, 1, [SDTCisVT<0, i32>]>;
 def retglue       : SDNode<"SPISD::RET_GLUE", SDT_SPRet,
                            [SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
 
+def global_base_reg : SDNode<"SPISD::GLOBAL_BASE_REG",
+                             SDTypeProfile<1, 0, [SDTCisVT<0, iPTR>]>>;
+
 def flushw        : SDNode<"SPISD::FLUSHW", SDTNone,
                            [SDNPHasChain, SDNPSideEffect, SDNPMayStore]>;
 

llvm/lib/Target/Sparc/SparcSelectionDAGInfo.cpp

@@ -0,0 +1,19 @@
+//===----------------------------------------------------------------------===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+
+#include "SparcSelectionDAGInfo.h"
+
+#define GET_SDNODE_DESC
+#include "SparcGenSDNodeInfo.inc"
+
+using namespace llvm;
+
+SparcSelectionDAGInfo::SparcSelectionDAGInfo()
+    : SelectionDAGGenTargetInfo(SparcGenSDNodeInfo) {}
+
+SparcSelectionDAGInfo::~SparcSelectionDAGInfo() = default;

llvm/lib/Target/Sparc/SparcSelectionDAGInfo.h

@@ -0,0 +1,28 @@
+//===----------------------------------------------------------------------===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIB_TARGET_SPARC_SPARCSELECTIONDAGINFO_H
+#define LLVM_LIB_TARGET_SPARC_SPARCSELECTIONDAGINFO_H
+
+#include "llvm/CodeGen/SelectionDAGTargetInfo.h"
+
+#define GET_SDNODE_ENUM
+#include "SparcGenSDNodeInfo.inc"
+
+namespace llvm {
+
+class SparcSelectionDAGInfo : public SelectionDAGGenTargetInfo {
+public:
+  SparcSelectionDAGInfo();
+
+  ~SparcSelectionDAGInfo() override;
+};
+
+} // namespace llvm
+
+#endif // LLVM_LIB_TARGET_SPARC_SPARCSELECTIONDAGINFO_H

llvm/lib/Target/Sparc/SparcSubtarget.cpp

@@ -11,6 +11,7 @@
 //===----------------------------------------------------------------------===//
 
 #include "SparcSubtarget.h"
+#include "SparcSelectionDAGInfo.h"
 #include "llvm/ADT/StringRef.h"
 #include "llvm/MC/TargetRegistry.h"
 #include "llvm/Support/MathExtras.h"
@@ -52,7 +53,15 @@ SparcSubtarget::SparcSubtarget(const StringRef &CPU, const StringRef &TuneCPU,
       ReserveRegister(TM.getMCRegisterInfo()->getNumRegs()),
       TargetTriple(TM.getTargetTriple()), Is64Bit(is64Bit),
       InstrInfo(initializeSubtargetDependencies(CPU, TuneCPU, FS)),
-      TLInfo(TM, *this), FrameLowering(*this) {}
+      TLInfo(TM, *this), FrameLowering(*this) {
+  TSInfo = std::make_unique<SparcSelectionDAGInfo>();
+}
+
+SparcSubtarget::~SparcSubtarget() = default;
+
+const SelectionDAGTargetInfo *SparcSubtarget::getSelectionDAGInfo() const {
+  return TSInfo.get();
+}
 
 int SparcSubtarget::getAdjustedFrameSize(int frameSize) const {
 

llvm/lib/Target/Sparc/SparcSubtarget.h

@@ -17,7 +17,6 @@
 #include "SparcFrameLowering.h"
 #include "SparcISelLowering.h"
 #include "SparcInstrInfo.h"
-#include "llvm/CodeGen/SelectionDAGTargetInfo.h"
 #include "llvm/CodeGen/TargetSubtargetInfo.h"
 #include "llvm/IR/DataLayout.h"
 #include "llvm/Support/ErrorHandling.h"
@@ -46,13 +45,15 @@ class SparcSubtarget : public SparcGenSubtargetInfo {
 
   SparcInstrInfo InstrInfo;
   SparcTargetLowering TLInfo;
-  SelectionDAGTargetInfo TSInfo;
+  std::unique_ptr<const SelectionDAGTargetInfo> TSInfo;
   SparcFrameLowering FrameLowering;
 
 public:
   SparcSubtarget(const StringRef &CPU, const StringRef &TuneCPU,
                  const StringRef &FS, const TargetMachine &TM, bool is64bit);
 
+  ~SparcSubtarget() override;
+
   const SparcInstrInfo *getInstrInfo() const override { return &InstrInfo; }
   const TargetFrameLowering *getFrameLowering() const override {
     return &FrameLowering;
@@ -63,9 +64,8 @@ class SparcSubtarget : public SparcGenSubtargetInfo {
   const SparcTargetLowering *getTargetLowering() const override {
     return &TLInfo;
   }
-  const SelectionDAGTargetInfo *getSelectionDAGInfo() const override {
-    return &TSInfo;
-  }
+
+  const SelectionDAGTargetInfo *getSelectionDAGInfo() const override;
 
   bool enableMachineScheduler() const override;