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Diffstat (limited to 'src/arch/arm/insts/sve_mem.hh')
-rw-r--r-- | src/arch/arm/insts/sve_mem.hh | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/src/arch/arm/insts/sve_mem.hh b/src/arch/arm/insts/sve_mem.hh new file mode 100644 index 000000000..de6b69cd5 --- /dev/null +++ b/src/arch/arm/insts/sve_mem.hh @@ -0,0 +1,153 @@ +/* + * Copyright (c) 2017 ARM Limited + * All rights reserved + * + * The license below extends only to copyright in the software and shall + * not be construed as granting a license to any other intellectual + * property including but not limited to intellectual property relating + * to a hardware implementation of the functionality of the software + * licensed hereunder. You may use the software subject to the license + * terms below provided that you ensure that this notice is replicated + * unmodified and in its entirety in all distributions of the software, + * modified or unmodified, in source code or in binary form. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer; + * redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution; + * neither the name of the copyright holders nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * Authors: Giacomo Gabrielli + */ + +#ifndef __ARCH_ARM_SVE_MEM_HH__ +#define __ARCH_ARM_SVE_MEM_HH__ + +#include "arch/arm/insts/static_inst.hh" +#include "arch/arm/tlb.hh" + +namespace ArmISA +{ + +class SveMemVecFillSpill : public ArmStaticInst +{ + protected: + IntRegIndex dest; + IntRegIndex base; + uint64_t imm; + + /// True if the base register is SP (used for SP alignment checking). + bool baseIsSP; + + unsigned memAccessFlags; + + SveMemVecFillSpill(const char *mnem, ExtMachInst _machInst, + OpClass __opClass, IntRegIndex _dest, + IntRegIndex _base, uint64_t _imm) + : ArmStaticInst(mnem, _machInst, __opClass), + dest(_dest), base(_base), imm(_imm), + memAccessFlags(ArmISA::TLB::AllowUnaligned | ArmISA::TLB::MustBeOne) + { + baseIsSP = isSP(_base); + } + + std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const; +}; + +class SveMemPredFillSpill : public ArmStaticInst +{ + protected: + IntRegIndex dest; + IntRegIndex base; + uint64_t imm; + + /// True if the base register is SP (used for SP alignment checking). + bool baseIsSP; + + unsigned memAccessFlags; + + SveMemPredFillSpill(const char *mnem, ExtMachInst _machInst, + OpClass __opClass, IntRegIndex _dest, + IntRegIndex _base, uint64_t _imm) + : ArmStaticInst(mnem, _machInst, __opClass), + dest(_dest), base(_base), imm(_imm), + memAccessFlags(ArmISA::TLB::AllowUnaligned | ArmISA::TLB::MustBeOne) + { + baseIsSP = isSP(_base); + } + + std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const; +}; + +class SveContigMemSS : public ArmStaticInst +{ + protected: + IntRegIndex dest; + IntRegIndex gp; + IntRegIndex base; + IntRegIndex offset; + + /// True if the base register is SP (used for SP alignment checking). + bool baseIsSP; + + unsigned memAccessFlags; + + SveContigMemSS(const char *mnem, ExtMachInst _machInst, OpClass __opClass, + IntRegIndex _dest, IntRegIndex _gp, IntRegIndex _base, + IntRegIndex _offset) + : ArmStaticInst(mnem, _machInst, __opClass), + dest(_dest), gp(_gp), base(_base), offset(_offset), + memAccessFlags(ArmISA::TLB::AllowUnaligned | ArmISA::TLB::MustBeOne) + { + baseIsSP = isSP(_base); + } + + std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const; +}; + +class SveContigMemSI : public ArmStaticInst +{ + protected: + IntRegIndex dest; + IntRegIndex gp; + IntRegIndex base; + uint64_t imm; + + /// True if the base register is SP (used for SP alignment checking). + bool baseIsSP; + + unsigned memAccessFlags; + + SveContigMemSI(const char *mnem, ExtMachInst _machInst, OpClass __opClass, + IntRegIndex _dest, IntRegIndex _gp, IntRegIndex _base, + uint64_t _imm) + : ArmStaticInst(mnem, _machInst, __opClass), + dest(_dest), gp(_gp), base(_base), imm(_imm), + memAccessFlags(ArmISA::TLB::AllowUnaligned | ArmISA::TLB::MustBeOne) + { + baseIsSP = isSP(_base); + } + + std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const; +}; + +} // namespace ArmISA + +#endif // __ARCH_ARM_SVE_MEM_HH__ |