57 lines
2.2 KiB
C++
57 lines
2.2 KiB
C++
//=- SystemZTargetStreamer.h - SystemZ Target Streamer ----------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZTARGETSTREAMER_H
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#define LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZTARGETSTREAMER_H
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#include "llvm/ADT/StringRef.h"
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#include "llvm/MC/MCInst.h"
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#include "llvm/MC/MCStreamer.h"
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namespace llvm {
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class SystemZTargetStreamer : public MCTargetStreamer {
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public:
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SystemZTargetStreamer(MCStreamer &S) : MCTargetStreamer(S) {}
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typedef std::pair<MCInst, const MCSubtargetInfo *> MCInstSTIPair;
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struct CmpMCInst {
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bool operator()(const MCInstSTIPair &MCI_STI_A,
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const MCInstSTIPair &MCI_STI_B) const {
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if (MCI_STI_A.second != MCI_STI_B.second)
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return uintptr_t(MCI_STI_A.second) < uintptr_t(MCI_STI_B.second);
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const MCInst &A = MCI_STI_A.first;
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const MCInst &B = MCI_STI_B.first;
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assert(A.getNumOperands() == B.getNumOperands() &&
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A.getNumOperands() == 5 && A.getOperand(2).getImm() == 1 &&
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B.getOperand(2).getImm() == 1 && "Unexpected EXRL target MCInst");
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if (A.getOpcode() != B.getOpcode())
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return A.getOpcode() < B.getOpcode();
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if (A.getOperand(0).getReg() != B.getOperand(0).getReg())
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return A.getOperand(0).getReg() < B.getOperand(0).getReg();
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if (A.getOperand(1).getImm() != B.getOperand(1).getImm())
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return A.getOperand(1).getImm() < B.getOperand(1).getImm();
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if (A.getOperand(3).getReg() != B.getOperand(3).getReg())
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return A.getOperand(3).getReg() < B.getOperand(3).getReg();
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if (A.getOperand(4).getImm() != B.getOperand(4).getImm())
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return A.getOperand(4).getImm() < B.getOperand(4).getImm();
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return false;
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}
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};
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typedef std::map<MCInstSTIPair, MCSymbol *, CmpMCInst> EXRLT2SymMap;
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EXRLT2SymMap EXRLTargets2Sym;
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void emitConstantPools() override;
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virtual void emitMachine(StringRef CPU) {};
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};
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} // end namespace llvm
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#endif // LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZTARGETSTREAMER_H
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