mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-15 20:29:48 +00:00
d71703deec
on PseudoSourceValue values. This also fixes a FIXME in lib/VMCode/AsmWriter.cpp. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60507 91177308-0d34-0410-b5e6-96231b3b80d8
72 lines
2.3 KiB
C++
72 lines
2.3 KiB
C++
//===-- llvm/CodeGen/PseudoSourceValue.h ------------------------*- C++ -*-===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// This file contains the declaration of the PseudoSourceValue class.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef LLVM_CODEGEN_PSEUDOSOURCEVALUE_H
|
|
#define LLVM_CODEGEN_PSEUDOSOURCEVALUE_H
|
|
|
|
#include "llvm/Value.h"
|
|
|
|
namespace llvm {
|
|
class MachineFrameInfo;
|
|
class raw_ostream;
|
|
|
|
/// PseudoSourceValue - Special value supplied for machine level alias
|
|
/// analysis. It indicates that the a memory access references the functions
|
|
/// stack frame (e.g., a spill slot), below the stack frame (e.g., argument
|
|
/// space), or constant pool.
|
|
class PseudoSourceValue : public Value {
|
|
public:
|
|
PseudoSourceValue();
|
|
|
|
/// dump - Support for debugging, callable in GDB: V->dump()
|
|
//
|
|
virtual void dump() const;
|
|
|
|
/// print - Implement operator<< on PseudoSourceValue.
|
|
///
|
|
virtual void print(raw_ostream &OS) const;
|
|
|
|
/// isConstant - Test whether this PseudoSourceValue has a constant value.
|
|
///
|
|
virtual bool isConstant(const MachineFrameInfo *) const;
|
|
|
|
/// classof - Methods for support type inquiry through isa, cast, and
|
|
/// dyn_cast:
|
|
///
|
|
static inline bool classof(const PseudoSourceValue *) { return true; }
|
|
static inline bool classof(const Value *V) {
|
|
return V->getValueID() == PseudoSourceValueVal;
|
|
}
|
|
|
|
/// A pseudo source value referencing a fixed stack frame entry,
|
|
/// e.g., a spill slot.
|
|
static const PseudoSourceValue *getFixedStack(int FI);
|
|
|
|
/// A source value referencing the area below the stack frame of a function,
|
|
/// e.g., the argument space.
|
|
static const PseudoSourceValue *getStack();
|
|
|
|
/// A source value referencing the global offset table (or something the
|
|
/// like).
|
|
static const PseudoSourceValue *getGOT();
|
|
|
|
/// A SV referencing the constant pool
|
|
static const PseudoSourceValue *getConstantPool();
|
|
|
|
/// A SV referencing the jump table
|
|
static const PseudoSourceValue *getJumpTable();
|
|
};
|
|
} // End llvm namespace
|
|
|
|
#endif
|