| //===- subzero/src/IceAssemblerMIPS32.h - Assembler for MIPS ----*- C++ -*-===// |
| // |
| // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| // |
| // Modified by the Subzero authors. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // The Subzero Code Generator |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| /// |
| /// \file |
| /// \brief Declares the Assembler class for MIPS32. |
| /// |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef SUBZERO_SRC_ICEASSEMBLERMIPS32_H |
| #define SUBZERO_SRC_ICEASSEMBLERMIPS32_H |
| |
| #include "IceAssembler.h" |
| #include "IceDefs.h" |
| #include "IceFixups.h" |
| |
| namespace Ice { |
| namespace MIPS32 { |
| |
| class AssemblerMIPS32 : public Assembler { |
| AssemblerMIPS32(const AssemblerMIPS32 &) = delete; |
| AssemblerMIPS32 &operator=(const AssemblerMIPS32 &) = delete; |
| |
| public: |
| explicit AssemblerMIPS32(bool use_far_branches = false) |
| : Assembler(Asm_MIPS32) { |
| // This mode is only needed and implemented for MIPS32 and ARM. |
| assert(!use_far_branches); |
| (void)use_far_branches; |
| } |
| ~AssemblerMIPS32() override = default; |
| |
| void alignFunction() override { |
| llvm::report_fatal_error("Not yet implemented."); |
| } |
| |
| SizeT getBundleAlignLog2Bytes() const override { return 4; } |
| |
| const char *getAlignDirective() const override { return ".p2alignl"; } |
| |
| llvm::ArrayRef<uint8_t> getNonExecBundlePadding() const override { |
| // TODO(reed kotler) . Find out what this should be. |
| static const uint8_t Padding[] = {0xE7, 0xFE, 0xDE, 0xF0}; |
| return llvm::ArrayRef<uint8_t>(Padding, 4); |
| } |
| |
| void padWithNop(intptr_t Padding) override { |
| (void)Padding; |
| llvm::report_fatal_error("Not yet implemented."); |
| } |
| |
| Ice::Label *getCfgNodeLabel(SizeT NodeNumber) override { |
| (void)NodeNumber; |
| llvm_unreachable("Not yet implemented."); |
| } |
| |
| void bindCfgNodeLabel(const CfgNode *) override { |
| llvm::report_fatal_error("Not yet implemented."); |
| } |
| |
| bool fixupIsPCRel(FixupKind Kind) const override { |
| (void)Kind; |
| llvm::report_fatal_error("Not yet implemented."); |
| } |
| |
| static bool classof(const Assembler *Asm) { |
| return Asm->getKind() == Asm_MIPS32; |
| } |
| |
| private: |
| ENABLE_MAKE_UNIQUE; |
| }; |
| |
| } // end of namespace MIPS32 |
| } // end of namespace Ice |
| |
| #endif // SUBZERO_SRC_ICEASSEMBLERMIPS32_H |