88 lines
3.2 KiB
C++
88 lines
3.2 KiB
C++
//===-- llvm/CodeGen/MIRFormatter.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 MIRFormatter class.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef LLVM_CODEGEN_MIRFORMATTER_H
|
|
#define LLVM_CODEGEN_MIRFORMATTER_H
|
|
|
|
#include "llvm/ADT/Optional.h"
|
|
#include "llvm/CodeGen/PseudoSourceValue.h"
|
|
#include "llvm/Support/raw_ostream.h"
|
|
#include <cstdint>
|
|
|
|
namespace llvm {
|
|
|
|
class MachineFunction;
|
|
class MachineInstr;
|
|
struct PerFunctionMIParsingState;
|
|
struct SlotMapping;
|
|
|
|
/// MIRFormater - Interface to format MIR operand based on target
|
|
class MIRFormatter {
|
|
public:
|
|
typedef function_ref<bool(StringRef::iterator Loc, const Twine &)>
|
|
ErrorCallbackType;
|
|
|
|
MIRFormatter() {}
|
|
virtual ~MIRFormatter() = default;
|
|
|
|
/// Implement target specific printing for machine operand immediate value, so
|
|
/// that we can have more meaningful mnemonic than a 64-bit integer. Passing
|
|
/// None to OpIdx means the index is unknown.
|
|
virtual void printImm(raw_ostream &OS, const MachineInstr &MI,
|
|
Optional<unsigned> OpIdx, int64_t Imm) const {
|
|
OS << Imm;
|
|
}
|
|
|
|
/// Implement target specific parsing of immediate mnemonics. The mnemonic is
|
|
/// dot seperated strings.
|
|
virtual bool parseImmMnemonic(const unsigned OpCode, const unsigned OpIdx,
|
|
StringRef Src, int64_t &Imm,
|
|
ErrorCallbackType ErrorCallback) const {
|
|
llvm_unreachable("target did not implement parsing MIR immediate mnemonic");
|
|
}
|
|
|
|
/// Implement target specific printing of target custom pseudo source value.
|
|
/// Default implementation is not necessarily the correct MIR serialization
|
|
/// format.
|
|
virtual void
|
|
printCustomPseudoSourceValue(raw_ostream &OS, ModuleSlotTracker &MST,
|
|
const PseudoSourceValue &PSV) const {
|
|
PSV.printCustom(OS);
|
|
}
|
|
|
|
/// Implement target specific parsing of target custom pseudo source value.
|
|
virtual bool parseCustomPseudoSourceValue(
|
|
StringRef Src, MachineFunction &MF, PerFunctionMIParsingState &PFS,
|
|
const PseudoSourceValue *&PSV, ErrorCallbackType ErrorCallback) const {
|
|
llvm_unreachable(
|
|
"target did not implement parsing MIR custom pseudo source value");
|
|
}
|
|
|
|
/// Helper functions to print IR value as MIR serialization format which will
|
|
/// be useful for target specific printer, e.g. for printing IR value in
|
|
/// custom pseudo source value.
|
|
static void printIRValue(raw_ostream &OS, const Value &V,
|
|
ModuleSlotTracker &MST);
|
|
|
|
/// Helper functions to parse IR value from MIR serialization format which
|
|
/// will be useful for target specific parser, e.g. for parsing IR value for
|
|
/// custom pseudo source value.
|
|
static bool parseIRValue(StringRef Src, MachineFunction &MF,
|
|
PerFunctionMIParsingState &PFS, const Value *&V,
|
|
ErrorCallbackType ErrorCallback);
|
|
};
|
|
|
|
} // end namespace llvm
|
|
|
|
#endif
|