| 1 | //=- SystemZTargetStreamer.h - SystemZ Target Streamer ----------*- C++ -*-===// |
|---|---|
| 2 | // |
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | #ifndef LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZTARGETSTREAMER_H |
| 10 | #define LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZTARGETSTREAMER_H |
| 11 | |
| 12 | #include "llvm/ADT/StringRef.h" |
| 13 | #include "llvm/MC/MCInst.h" |
| 14 | #include "llvm/MC/MCStreamer.h" |
| 15 | #include <map> |
| 16 | #include <utility> |
| 17 | |
| 18 | namespace llvm { |
| 19 | |
| 20 | class SystemZTargetStreamer : public MCTargetStreamer { |
| 21 | public: |
| 22 | SystemZTargetStreamer(MCStreamer &S) : MCTargetStreamer(S) {} |
| 23 | |
| 24 | typedef std::pair<MCInst, const MCSubtargetInfo *> MCInstSTIPair; |
| 25 | struct CmpMCInst { |
| 26 | bool operator()(const MCInstSTIPair &MCI_STI_A, |
| 27 | const MCInstSTIPair &MCI_STI_B) const { |
| 28 | if (MCI_STI_A.second != MCI_STI_B.second) |
| 29 | return uintptr_t(MCI_STI_A.second) < uintptr_t(MCI_STI_B.second); |
| 30 | const MCInst &A = MCI_STI_A.first; |
| 31 | const MCInst &B = MCI_STI_B.first; |
| 32 | assert(A.getNumOperands() == B.getNumOperands() && |
| 33 | A.getNumOperands() == 5 && A.getOperand(2).getImm() == 1 && |
| 34 | B.getOperand(2).getImm() == 1 && "Unexpected EXRL target MCInst"); |
| 35 | if (A.getOpcode() != B.getOpcode()) |
| 36 | return A.getOpcode() < B.getOpcode(); |
| 37 | if (A.getOperand(i: 0).getReg() != B.getOperand(i: 0).getReg()) |
| 38 | return A.getOperand(i: 0).getReg() < B.getOperand(i: 0).getReg(); |
| 39 | if (A.getOperand(i: 1).getImm() != B.getOperand(i: 1).getImm()) |
| 40 | return A.getOperand(i: 1).getImm() < B.getOperand(i: 1).getImm(); |
| 41 | if (A.getOperand(i: 3).getReg() != B.getOperand(i: 3).getReg()) |
| 42 | return A.getOperand(i: 3).getReg() < B.getOperand(i: 3).getReg(); |
| 43 | if (A.getOperand(i: 4).getImm() != B.getOperand(i: 4).getImm()) |
| 44 | return A.getOperand(i: 4).getImm() < B.getOperand(i: 4).getImm(); |
| 45 | return false; |
| 46 | } |
| 47 | }; |
| 48 | typedef std::map<MCInstSTIPair, MCSymbol *, CmpMCInst> EXRLT2SymMap; |
| 49 | EXRLT2SymMap EXRLTargets2Sym; |
| 50 | |
| 51 | void emitConstantPools() override; |
| 52 | |
| 53 | virtual void emitMachine(StringRef CPU) {}; |
| 54 | }; |
| 55 | |
| 56 | } // end namespace llvm |
| 57 | |
| 58 | #endif // LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZTARGETSTREAMER_H |
| 59 |