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06a26637da
functional change yet. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97855 91177308-0d34-0410-b5e6-96231b3b80d8
68 lines
2.0 KiB
C++
68 lines
2.0 KiB
C++
//===-- llvm/CodeGen/SDDbgValue.h - SD dbg_value handling--------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file declares the SDDbgValue class.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CODEGEN_SDDBGVALUE_H
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#define LLVM_CODEGEN_SDDBGVALUE_H
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#include "llvm/ADT/SmallVector.h"
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#include "llvm/Support/DebugLoc.h"
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namespace llvm {
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class MDNode;
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class SDNode;
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class Value;
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/// SDDbgValue - Holds the information from a dbg_value node through SDISel.
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/// Either Const or Node is nonzero, but not both.
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/// We do not use SDValue here to avoid including its header.
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class SDDbgValue {
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SDNode *Node; // valid for non-constants
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unsigned ResNo; // valid for non-constants
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Value *Const; // valid for constants
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MDNode *mdPtr;
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uint64_t Offset;
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DebugLoc DL;
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public:
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// Constructor for non-constants.
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SDDbgValue(MDNode *mdP, SDNode *N, unsigned R, uint64_t off, DebugLoc dl) :
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Node(N), ResNo(R), Const(0), mdPtr(mdP), Offset(off), DL(dl) {}
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// Constructor for constants.
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SDDbgValue(MDNode *mdP, Value *C, uint64_t off, DebugLoc dl) : Node(0),
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ResNo(0), Const(C), mdPtr(mdP), Offset(off), DL(dl) {}
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// Returns the MDNode pointer.
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MDNode *getMDPtr() { return mdPtr; }
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// Returns the SDNode* (valid for non-constants only).
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SDNode *getSDNode() { assert (!Const); return Node; }
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// Returns the ResNo (valid for non-constants only).
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unsigned getResNo() { assert (!Const); return ResNo; }
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// Returns the Value* for a constant (invalid for non-constants).
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Value *getConst() { assert (!Node); return Const; }
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// Returns the offset.
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uint64_t getOffset() { return Offset; }
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// Returns the DebugLoc.
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DebugLoc getDebugLoc() { return DL; }
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};
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} // end llvm namespace
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#endif
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