From 4dccd7dd6c69971541be2cbb0de4a2fe2b52f3ac Mon Sep 17 00:00:00 2001 From: Roger Chang Date: Sat, 13 May 2023 21:42:39 +0800 Subject: [PATCH] arch-riscv: Add BS format isa This format is helper for aes32dsi, aes32dsmi, aes32esi, aes32esmi, sm4ed, sm4ks disassembly Change-Id: Ieff1932e267efc0a8c5fd8e557fc467dc376da4e Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/70598 Reviewed-by: Yu-hsin Wang Tested-by: kokoro Maintainer: Jason Lowe-Power --- src/arch/riscv/insts/SConscript | 1 + src/arch/riscv/insts/bs.cc | 53 ++++++++++++++++++++++++ src/arch/riscv/insts/bs.hh | 56 ++++++++++++++++++++++++++ src/arch/riscv/isa/decoder.isa | 24 +++++------ src/arch/riscv/isa/formats/bs.isa | 48 ++++++++++++++++++++++ src/arch/riscv/isa/formats/formats.isa | 1 + src/arch/riscv/isa/includes.isa | 1 + 7 files changed, 172 insertions(+), 12 deletions(-) create mode 100644 src/arch/riscv/insts/bs.cc create mode 100644 src/arch/riscv/insts/bs.hh create mode 100644 src/arch/riscv/isa/formats/bs.isa diff --git a/src/arch/riscv/insts/SConscript b/src/arch/riscv/insts/SConscript index 80592a34ed..704152c040 100644 --- a/src/arch/riscv/insts/SConscript +++ b/src/arch/riscv/insts/SConscript @@ -28,6 +28,7 @@ Import('*') Source('amo.cc', tags='riscv isa') +Source('bs.cc', tags='riscv isa') Source('compressed.cc', tags='riscv isa') Source('mem.cc', tags='riscv isa') Source('standard.cc', tags='riscv isa') diff --git a/src/arch/riscv/insts/bs.cc b/src/arch/riscv/insts/bs.cc new file mode 100644 index 0000000000..7a9e6e7f3a --- /dev/null +++ b/src/arch/riscv/insts/bs.cc @@ -0,0 +1,53 @@ +/* + * Copyright (c) 2023 Google LLC + * All rights reserved. + * + * 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. + */ + +#include "arch/riscv/insts/bs.hh" + +#include +#include + +#include "arch/riscv/utility.hh" + +namespace gem5 +{ + +namespace RiscvISA +{ + +std::string +BSOp::generateDisassembly(Addr pc, const loader::SymbolTable *symtab) const +{ + std::stringstream ss; + ss << mnemonic << ' ' << registerName(destRegIdx(0)) << ", " << + registerName(srcRegIdx(0)) << ", " << registerName(srcRegIdx(1)) << + ", " << (uint32_t)bs; + return ss.str(); +} + +} // namespace RiscvISA +} // namespace gem5 diff --git a/src/arch/riscv/insts/bs.hh b/src/arch/riscv/insts/bs.hh new file mode 100644 index 0000000000..d4db5c9dc1 --- /dev/null +++ b/src/arch/riscv/insts/bs.hh @@ -0,0 +1,56 @@ +/* + * Copyright (c) 2023 Google LLC + * All rights reserved. + * + * 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. + */ + +#ifndef __ARCH_RISCV_BS_INST_HH__ +#define __ARCH_RISCV_BS_INST_HH__ + +#include "arch/riscv/insts/static_inst.hh" + +namespace gem5 +{ + +namespace RiscvISA +{ + +class BSOp : public RiscvStaticInst +{ + protected: + uint8_t bs; + + BSOp(const char *mnem, ExtMachInst _machInst, OpClass __opClass) + : RiscvStaticInst(mnem, _machInst, __opClass), bs(0) + {} + + std::string generateDisassembly( + Addr pc, const loader::SymbolTable *symtab) const override; +}; + +} // namespace RiscvISA +} // namespace gem5 + +#endif // __ARCH_RISCV_BS_INST_HH__ diff --git a/src/arch/riscv/isa/decoder.isa b/src/arch/riscv/isa/decoder.isa index 47519eeeb4..45e294649c 100644 --- a/src/arch/riscv/isa/decoder.isa +++ b/src/arch/riscv/isa/decoder.isa @@ -1021,27 +1021,27 @@ decode QUADRANT default Unknown::unknown() { } } 0x11: decode RVTYPE { - 0x0: aes32esi({{ - Rd_sw = _rvk_emu_aes32esi(Rs1_sw, Rs2_sw, (uint8_t)BS); + 0x0: BSOp::aes32esi({{ + Rd_sw = _rvk_emu_aes32esi(Rs1_sw, Rs2_sw, bs); }}); } 0x13: decode RVTYPE { - 0x0: aes32esmi({{ - Rd_sw = _rvk_emu_aes32esmi(Rs1_sw, Rs2_sw, (uint8_t)BS); + 0x0: BSOp::aes32esmi({{ + Rd_sw = _rvk_emu_aes32esmi(Rs1_sw, Rs2_sw, bs); }}); } 0x15: decode RVTYPE { - 0x0: aes32dsi({{ - Rd_sw = _rvk_emu_aes32dsi(Rs1_sw, Rs2_sw, (uint8_t)BS); + 0x0: BSOp::aes32dsi({{ + Rd_sw = _rvk_emu_aes32dsi(Rs1_sw, Rs2_sw, bs); }}); } 0x17: decode RVTYPE { - 0x0: aes32dsmi({{ - Rd_sw = _rvk_emu_aes32dsmi(Rs1_sw, Rs2_sw, (uint8_t)BS); + 0x0: BSOp::aes32dsmi({{ + Rd_sw = _rvk_emu_aes32dsmi(Rs1_sw, Rs2_sw, bs); }}); } - 0x18: sm4ed({{ - Rd_sw = _rvk_emu_sm4ed(Rs1_sw, Rs2_sw, (uint8_t)BS); + 0x18: BSOp::sm4ed({{ + Rd_sw = _rvk_emu_sm4ed(Rs1_sw, Rs2_sw, bs); }}); 0x19: decode BS { 0x0: decode RVTYPE { @@ -1050,8 +1050,8 @@ decode QUADRANT default Unknown::unknown() { }}); } } - 0x1a: sm4ks({{ - Rd_sw = _rvk_emu_sm4ks(Rs1_sw, Rs2_sw, (uint8_t)BS); + 0x1a: BSOp::sm4ks({{ + Rd_sw = _rvk_emu_sm4ks(Rs1_sw, Rs2_sw, bs); }}); 0x1b: decode BS { 0x0: decode RVTYPE { diff --git a/src/arch/riscv/isa/formats/bs.isa b/src/arch/riscv/isa/formats/bs.isa new file mode 100644 index 0000000000..d413502dba --- /dev/null +++ b/src/arch/riscv/isa/formats/bs.isa @@ -0,0 +1,48 @@ +// -*- mode:c++ -*- + +// Copyright (c) 2023 Google LLC +// All rights reserved. +// +// 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. + +// Declaration templates. + +def template BSConstructor {{ + %(class_name)s::%(class_name)s(ExtMachInst machInst) + : %(base_class)s("%(mnemonic)s", machInst, %(op_class)s) + { + %(set_reg_idx_arr)s; + %(constructor)s; + %(bs_code)s; + } +}}; + +def format BSOp(code, bs_code='bs = (uint8_t)BS;', *opt_flags) {{ + iop = InstObjParams(name, Name, 'BSOp', + {'bs_code': bs_code, 'code': code}, opt_flags) + header_output = BasicDeclare.subst(iop) + decoder_output = BSConstructor.subst(iop) + decode_block = BasicDecode.subst(iop) + exec_output = BasicExecute.subst(iop) +}}; diff --git a/src/arch/riscv/isa/formats/formats.isa b/src/arch/riscv/isa/formats/formats.isa index 2a6b91024d..19749438a8 100644 --- a/src/arch/riscv/isa/formats/formats.isa +++ b/src/arch/riscv/isa/formats/formats.isa @@ -36,6 +36,7 @@ ##include "mem.isa" ##include "fp.isa" ##include "amo.isa" +##include "bs.isa" // Include formats for nonstandard extensions ##include "compressed.isa" diff --git a/src/arch/riscv/isa/includes.isa b/src/arch/riscv/isa/includes.isa index a5cc5e85cc..8dddc2fb59 100644 --- a/src/arch/riscv/isa/includes.isa +++ b/src/arch/riscv/isa/includes.isa @@ -46,6 +46,7 @@ output header {{ #include #include "arch/riscv/insts/amo.hh" +#include "arch/riscv/insts/bs.hh" #include "arch/riscv/insts/compressed.hh" #include "arch/riscv/insts/mem.hh" #include "arch/riscv/insts/pseudo.hh"