Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/lib/CodeGen/SelectionDAG/SDNodeDbgValue.h

@@ -1,120 +0,0 @@
-//===-- llvm/CodeGen/SDNodeDbgValue.h - SelectionDAG dbg_value --*- C++ -*-===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file declares the SDDbgValue class.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef LLVM_LIB_CODEGEN_SELECTIONDAG_SDNODEDBGVALUE_H
-#define LLVM_LIB_CODEGEN_SELECTIONDAG_SDNODEDBGVALUE_H
-
-#include "llvm/IR/DebugLoc.h"
-#include "llvm/Support/DataTypes.h"
-#include <utility>
-
-namespace llvm {
-
-class DIVariable;
-class DIExpression;
-class SDNode;
-class Value;
-
-/// Holds the information from a dbg_value node through SDISel.
-/// We do not use SDValue here to avoid including its header.
-class SDDbgValue {
-public:
-  enum DbgValueKind {
-    SDNODE = 0,             ///< Value is the result of an expression.
-    CONST = 1,              ///< Value is a constant.
-    FRAMEIX = 2             ///< Value is contents of a stack location.
-  };
-private:
-  union {
-    struct {
-      SDNode *Node;         ///< Valid for expressions.
-      unsigned ResNo;       ///< Valid for expressions.
-    } s;
-    const Value *Const;     ///< Valid for constants.
-    unsigned FrameIx;       ///< Valid for stack objects.
-  } u;
-  DIVariable *Var;
-  DIExpression *Expr;
-  DebugLoc DL;
-  unsigned Order;
-  enum DbgValueKind kind;
-  bool IsIndirect;
-  bool Invalid = false;
-
-public:
-  /// Constructor for non-constants.
-  SDDbgValue(DIVariable *Var, DIExpression *Expr, SDNode *N, unsigned R,
-             bool indir, DebugLoc dl, unsigned O)
-      : Var(Var), Expr(Expr), DL(std::move(dl)), Order(O), IsIndirect(indir) {
-    kind = SDNODE;
-    u.s.Node = N;
-    u.s.ResNo = R;
-  }
-
-  /// Constructor for constants.
-  SDDbgValue(DIVariable *Var, DIExpression *Expr, const Value *C, DebugLoc dl,
-             unsigned O)
-      : Var(Var), Expr(Expr), DL(std::move(dl)), Order(O), IsIndirect(false) {
-    kind = CONST;
-    u.Const = C;
-  }
-
-  /// Constructor for frame indices.
-  SDDbgValue(DIVariable *Var, DIExpression *Expr, unsigned FI, DebugLoc dl,
-             unsigned O)
-      : Var(Var), Expr(Expr), DL(std::move(dl)), Order(O), IsIndirect(false) {
-    kind = FRAMEIX;
-    u.FrameIx = FI;
-  }
-
-  /// Returns the kind.
-  DbgValueKind getKind() const { return kind; }
-
-  /// Returns the DIVariable pointer for the variable.
-  DIVariable *getVariable() const { return Var; }
-
-  /// Returns the DIExpression pointer for the expression.
-  DIExpression *getExpression() const { return Expr; }
-
-  /// Returns the SDNode* for a register ref
-  SDNode *getSDNode() const { assert (kind==SDNODE); return u.s.Node; }
-
-  /// Returns the ResNo for a register ref
-  unsigned getResNo() const { assert (kind==SDNODE); return u.s.ResNo; }
-
-  /// Returns the Value* for a constant
-  const Value *getConst() const { assert (kind==CONST); return u.Const; }
-
-  /// Returns the FrameIx for a stack object
-  unsigned getFrameIx() const { assert (kind==FRAMEIX); return u.FrameIx; }
-
-  /// Returns whether this is an indirect value.
-  bool isIndirect() const { return IsIndirect; }
-
-  /// Returns the DebugLoc.
-  DebugLoc getDebugLoc() const { return DL; }
-
-  /// Returns the SDNodeOrder.  This is the order of the preceding node in the
-  /// input.
-  unsigned getOrder() const { return Order; }
-
-  /// setIsInvalidated / isInvalidated - Setter / getter of the "Invalidated"
-  /// property. A SDDbgValue is invalid if the SDNode that produces the value is
-  /// deleted.
-  void setIsInvalidated() { Invalid = true; }
-  bool isInvalidated() const { return Invalid; }
-};
-
-} // end llvm namespace
-
-#endif