/******************************************************************************* * Copyright (C) 2017, 2018 MINRES Technologies GmbH * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * * 2. 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. * * 3. Neither the name of the copyright holder 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 HOLDER 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 #include #include #include #include #include #ifndef FMT_HEADER_ONLY #define FMT_HEADER_ONLY #endif #include #include #include namespace iss { namespace llvm { namespace fp_impl { void add_fp_functions_2_module(::llvm::Module*, unsigned, unsigned); } namespace tgc5c { using namespace ::llvm; using namespace iss::arch; using namespace iss::debugger; template class vm_impl : public iss::llvm::vm_base { public: using traits = arch::traits; using super = typename iss::llvm::vm_base; using virt_addr_t = typename super::virt_addr_t; using phys_addr_t = typename super::phys_addr_t; using code_word_t = typename super::code_word_t; using addr_t = typename super::addr_t; vm_impl(); vm_impl(ARCH& core, unsigned core_id = 0, unsigned cluster_id = 0); void enableDebug(bool enable) { super::sync_exec = super::ALL_SYNC; } target_adapter_if* accquire_target_adapter(server_if* srv) override { debugger_if::dbg_enabled = true; if(vm_base::tgt_adapter == nullptr) vm_base::tgt_adapter = new riscv_target_adapter(srv, this->get_arch()); return vm_base::tgt_adapter; } protected: using vm_base::get_reg_ptr; inline const char* name(size_t index) { return traits::reg_aliases.at(index); } template inline ConstantInt* size(T type) { return ConstantInt::get(getContext(), APInt(32, type->getType()->getScalarSizeInBits())); } void setup_module(Module* m) override { super::setup_module(m); iss::llvm::fp_impl::add_fp_functions_2_module(m, traits::FP_REGS_SIZE, traits::XLEN); } inline Value* gen_choose(Value* cond, Value* trueVal, Value* falseVal, unsigned size) { return super::gen_cond_assign(cond, this->gen_ext(trueVal, size), this->gen_ext(falseVal, size)); } std::tuple gen_single_inst_behavior(virt_addr_t&, unsigned int&, BasicBlock*) override; void gen_leave_behavior(BasicBlock* leave_blk) override; void gen_raise_trap(uint16_t trap_id, uint16_t cause); void gen_leave_trap(unsigned lvl); void gen_wait(unsigned type); void gen_trap_behavior(BasicBlock*) override; void gen_trap_check(BasicBlock* bb); inline Value* gen_reg_load(unsigned i, unsigned level = 0) { return this->builder.CreateLoad(this->get_typeptr(i), get_reg_ptr(i), false); } inline void gen_set_pc(virt_addr_t pc, unsigned reg_num) { Value* next_pc_v = this->builder.CreateSExtOrTrunc(this->gen_const(traits::XLEN, pc.val), this->get_type(traits::XLEN)); this->builder.CreateStore(next_pc_v, get_reg_ptr(reg_num), true); } // some compile time constants using this_class = vm_impl; using compile_func = std::tuple (this_class::*)(virt_addr_t& pc, code_word_t instr, BasicBlock* bb); template ::type> inline S sext(U from) { auto mask = (1ULL << W) - 1; auto sign_mask = 1ULL << (W - 1); return (from & mask) | ((from & sign_mask) ? ~mask : 0); } private: /**************************************************************************** * start opcode definitions ****************************************************************************/ struct instruction_descriptor { size_t length; uint32_t value; uint32_t mask; compile_func op; }; struct decoding_tree_node { std::vector instrs; std::vector children; uint32_t submask = std::numeric_limits::max(); uint32_t value; decoding_tree_node(uint32_t value) : value(value) {} }; decoding_tree_node* root{nullptr}; const std::array instr_descr = {{ /* entries are: size, valid value, valid mask, function ptr */ /* instruction LUI, encoding '0b00000000000000000000000000110111' */ {32, 0b00000000000000000000000000110111, 0b00000000000000000000000001111111, &this_class::__lui}, /* instruction AUIPC, encoding '0b00000000000000000000000000010111' */ {32, 0b00000000000000000000000000010111, 0b00000000000000000000000001111111, &this_class::__auipc}, /* instruction JAL, encoding '0b00000000000000000000000001101111' */ {32, 0b00000000000000000000000001101111, 0b00000000000000000000000001111111, &this_class::__jal}, /* instruction JALR, encoding '0b00000000000000000000000001100111' */ {32, 0b00000000000000000000000001100111, 0b00000000000000000111000001111111, &this_class::__jalr}, /* instruction BEQ, encoding '0b00000000000000000000000001100011' */ {32, 0b00000000000000000000000001100011, 0b00000000000000000111000001111111, &this_class::__beq}, /* instruction BNE, encoding '0b00000000000000000001000001100011' */ {32, 0b00000000000000000001000001100011, 0b00000000000000000111000001111111, &this_class::__bne}, /* instruction BLT, encoding '0b00000000000000000100000001100011' */ {32, 0b00000000000000000100000001100011, 0b00000000000000000111000001111111, &this_class::__blt}, /* instruction BGE, encoding '0b00000000000000000101000001100011' */ {32, 0b00000000000000000101000001100011, 0b00000000000000000111000001111111, &this_class::__bge}, /* instruction BLTU, encoding '0b00000000000000000110000001100011' */ {32, 0b00000000000000000110000001100011, 0b00000000000000000111000001111111, &this_class::__bltu}, /* instruction BGEU, encoding '0b00000000000000000111000001100011' */ {32, 0b00000000000000000111000001100011, 0b00000000000000000111000001111111, &this_class::__bgeu}, /* instruction LB, encoding '0b00000000000000000000000000000011' */ {32, 0b00000000000000000000000000000011, 0b00000000000000000111000001111111, &this_class::__lb}, /* instruction LH, encoding '0b00000000000000000001000000000011' */ {32, 0b00000000000000000001000000000011, 0b00000000000000000111000001111111, &this_class::__lh}, /* instruction LW, encoding '0b00000000000000000010000000000011' */ {32, 0b00000000000000000010000000000011, 0b00000000000000000111000001111111, &this_class::__lw}, /* instruction LBU, encoding '0b00000000000000000100000000000011' */ {32, 0b00000000000000000100000000000011, 0b00000000000000000111000001111111, &this_class::__lbu}, /* instruction LHU, encoding '0b00000000000000000101000000000011' */ {32, 0b00000000000000000101000000000011, 0b00000000000000000111000001111111, &this_class::__lhu}, /* instruction SB, encoding '0b00000000000000000000000000100011' */ {32, 0b00000000000000000000000000100011, 0b00000000000000000111000001111111, &this_class::__sb}, /* instruction SH, encoding '0b00000000000000000001000000100011' */ {32, 0b00000000000000000001000000100011, 0b00000000000000000111000001111111, &this_class::__sh}, /* instruction SW, encoding '0b00000000000000000010000000100011' */ {32, 0b00000000000000000010000000100011, 0b00000000000000000111000001111111, &this_class::__sw}, /* instruction ADDI, encoding '0b00000000000000000000000000010011' */ {32, 0b00000000000000000000000000010011, 0b00000000000000000111000001111111, &this_class::__addi}, /* instruction SLTI, encoding '0b00000000000000000010000000010011' */ {32, 0b00000000000000000010000000010011, 0b00000000000000000111000001111111, &this_class::__slti}, /* instruction SLTIU, encoding '0b00000000000000000011000000010011' */ {32, 0b00000000000000000011000000010011, 0b00000000000000000111000001111111, &this_class::__sltiu}, /* instruction XORI, encoding '0b00000000000000000100000000010011' */ {32, 0b00000000000000000100000000010011, 0b00000000000000000111000001111111, &this_class::__xori}, /* instruction ORI, encoding '0b00000000000000000110000000010011' */ {32, 0b00000000000000000110000000010011, 0b00000000000000000111000001111111, &this_class::__ori}, /* instruction ANDI, encoding '0b00000000000000000111000000010011' */ {32, 0b00000000000000000111000000010011, 0b00000000000000000111000001111111, &this_class::__andi}, /* instruction SLLI, encoding '0b00000000000000000001000000010011' */ {32, 0b00000000000000000001000000010011, 0b11111110000000000111000001111111, &this_class::__slli}, /* instruction SRLI, encoding '0b00000000000000000101000000010011' */ {32, 0b00000000000000000101000000010011, 0b11111110000000000111000001111111, &this_class::__srli}, /* instruction SRAI, encoding '0b01000000000000000101000000010011' */ {32, 0b01000000000000000101000000010011, 0b11111110000000000111000001111111, &this_class::__srai}, /* instruction ADD, encoding '0b00000000000000000000000000110011' */ {32, 0b00000000000000000000000000110011, 0b11111110000000000111000001111111, &this_class::__add}, /* instruction SUB, encoding '0b01000000000000000000000000110011' */ {32, 0b01000000000000000000000000110011, 0b11111110000000000111000001111111, &this_class::__sub}, /* instruction SLL, encoding '0b00000000000000000001000000110011' */ {32, 0b00000000000000000001000000110011, 0b11111110000000000111000001111111, &this_class::__sll}, /* instruction SLT, encoding '0b00000000000000000010000000110011' */ {32, 0b00000000000000000010000000110011, 0b11111110000000000111000001111111, &this_class::__slt}, /* instruction SLTU, encoding '0b00000000000000000011000000110011' */ {32, 0b00000000000000000011000000110011, 0b11111110000000000111000001111111, &this_class::__sltu}, /* instruction XOR, encoding '0b00000000000000000100000000110011' */ {32, 0b00000000000000000100000000110011, 0b11111110000000000111000001111111, &this_class::__xor}, /* instruction SRL, encoding '0b00000000000000000101000000110011' */ {32, 0b00000000000000000101000000110011, 0b11111110000000000111000001111111, &this_class::__srl}, /* instruction SRA, encoding '0b01000000000000000101000000110011' */ {32, 0b01000000000000000101000000110011, 0b11111110000000000111000001111111, &this_class::__sra}, /* instruction OR, encoding '0b00000000000000000110000000110011' */ {32, 0b00000000000000000110000000110011, 0b11111110000000000111000001111111, &this_class::__or}, /* instruction AND, encoding '0b00000000000000000111000000110011' */ {32, 0b00000000000000000111000000110011, 0b11111110000000000111000001111111, &this_class::__and}, /* instruction FENCE, encoding '0b00000000000000000000000000001111' */ {32, 0b00000000000000000000000000001111, 0b00000000000000000111000001111111, &this_class::__fence}, /* instruction ECALL, encoding '0b00000000000000000000000001110011' */ {32, 0b00000000000000000000000001110011, 0b11111111111111111111111111111111, &this_class::__ecall}, /* instruction EBREAK, encoding '0b00000000000100000000000001110011' */ {32, 0b00000000000100000000000001110011, 0b11111111111111111111111111111111, &this_class::__ebreak}, /* instruction MRET, encoding '0b00110000001000000000000001110011' */ {32, 0b00110000001000000000000001110011, 0b11111111111111111111111111111111, &this_class::__mret}, /* instruction WFI, encoding '0b00010000010100000000000001110011' */ {32, 0b00010000010100000000000001110011, 0b11111111111111111111111111111111, &this_class::__wfi}, /* instruction CSRRW, encoding '0b00000000000000000001000001110011' */ {32, 0b00000000000000000001000001110011, 0b00000000000000000111000001111111, &this_class::__csrrw}, /* instruction CSRRS, encoding '0b00000000000000000010000001110011' */ {32, 0b00000000000000000010000001110011, 0b00000000000000000111000001111111, &this_class::__csrrs}, /* instruction CSRRC, encoding '0b00000000000000000011000001110011' */ {32, 0b00000000000000000011000001110011, 0b00000000000000000111000001111111, &this_class::__csrrc}, /* instruction CSRRWI, encoding '0b00000000000000000101000001110011' */ {32, 0b00000000000000000101000001110011, 0b00000000000000000111000001111111, &this_class::__csrrwi}, /* instruction CSRRSI, encoding '0b00000000000000000110000001110011' */ {32, 0b00000000000000000110000001110011, 0b00000000000000000111000001111111, &this_class::__csrrsi}, /* instruction CSRRCI, encoding '0b00000000000000000111000001110011' */ {32, 0b00000000000000000111000001110011, 0b00000000000000000111000001111111, &this_class::__csrrci}, /* instruction FENCE_I, encoding '0b00000000000000000001000000001111' */ {32, 0b00000000000000000001000000001111, 0b00000000000000000111000001111111, &this_class::__fence_i}, /* instruction MUL, encoding '0b00000010000000000000000000110011' */ {32, 0b00000010000000000000000000110011, 0b11111110000000000111000001111111, &this_class::__mul}, /* instruction MULH, encoding '0b00000010000000000001000000110011' */ {32, 0b00000010000000000001000000110011, 0b11111110000000000111000001111111, &this_class::__mulh}, /* instruction MULHSU, encoding '0b00000010000000000010000000110011' */ {32, 0b00000010000000000010000000110011, 0b11111110000000000111000001111111, &this_class::__mulhsu}, /* instruction MULHU, encoding '0b00000010000000000011000000110011' */ {32, 0b00000010000000000011000000110011, 0b11111110000000000111000001111111, &this_class::__mulhu}, /* instruction DIV, encoding '0b00000010000000000100000000110011' */ {32, 0b00000010000000000100000000110011, 0b11111110000000000111000001111111, &this_class::__div}, /* instruction DIVU, encoding '0b00000010000000000101000000110011' */ {32, 0b00000010000000000101000000110011, 0b11111110000000000111000001111111, &this_class::__divu}, /* instruction REM, encoding '0b00000010000000000110000000110011' */ {32, 0b00000010000000000110000000110011, 0b11111110000000000111000001111111, &this_class::__rem}, /* instruction REMU, encoding '0b00000010000000000111000000110011' */ {32, 0b00000010000000000111000000110011, 0b11111110000000000111000001111111, &this_class::__remu}, /* instruction C__ADDI4SPN, encoding '0b0000000000000000' */ {16, 0b0000000000000000, 0b1110000000000011, &this_class::__c__addi4spn}, /* instruction C__LW, encoding '0b0100000000000000' */ {16, 0b0100000000000000, 0b1110000000000011, &this_class::__c__lw}, /* instruction C__SW, encoding '0b1100000000000000' */ {16, 0b1100000000000000, 0b1110000000000011, &this_class::__c__sw}, /* instruction C__ADDI, encoding '0b0000000000000001' */ {16, 0b0000000000000001, 0b1110000000000011, &this_class::__c__addi}, /* instruction C__NOP, encoding '0b0000000000000001' */ {16, 0b0000000000000001, 0b1110111110000011, &this_class::__c__nop}, /* instruction C__JAL, encoding '0b0010000000000001' */ {16, 0b0010000000000001, 0b1110000000000011, &this_class::__c__jal}, /* instruction C__LI, encoding '0b0100000000000001' */ {16, 0b0100000000000001, 0b1110000000000011, &this_class::__c__li}, /* instruction C__LUI, encoding '0b0110000000000001' */ {16, 0b0110000000000001, 0b1110000000000011, &this_class::__c__lui}, /* instruction C__ADDI16SP, encoding '0b0110000100000001' */ {16, 0b0110000100000001, 0b1110111110000011, &this_class::__c__addi16sp}, /* instruction __reserved_clui, encoding '0b0110000000000001' */ {16, 0b0110000000000001, 0b1111000001111111, &this_class::____reserved_clui}, /* instruction C__SRLI, encoding '0b1000000000000001' */ {16, 0b1000000000000001, 0b1111110000000011, &this_class::__c__srli}, /* instruction C__SRAI, encoding '0b1000010000000001' */ {16, 0b1000010000000001, 0b1111110000000011, &this_class::__c__srai}, /* instruction C__ANDI, encoding '0b1000100000000001' */ {16, 0b1000100000000001, 0b1110110000000011, &this_class::__c__andi}, /* instruction C__SUB, encoding '0b1000110000000001' */ {16, 0b1000110000000001, 0b1111110001100011, &this_class::__c__sub}, /* instruction C__XOR, encoding '0b1000110000100001' */ {16, 0b1000110000100001, 0b1111110001100011, &this_class::__c__xor}, /* instruction C__OR, encoding '0b1000110001000001' */ {16, 0b1000110001000001, 0b1111110001100011, &this_class::__c__or}, /* instruction C__AND, encoding '0b1000110001100001' */ {16, 0b1000110001100001, 0b1111110001100011, &this_class::__c__and}, /* instruction C__J, encoding '0b1010000000000001' */ {16, 0b1010000000000001, 0b1110000000000011, &this_class::__c__j}, /* instruction C__BEQZ, encoding '0b1100000000000001' */ {16, 0b1100000000000001, 0b1110000000000011, &this_class::__c__beqz}, /* instruction C__BNEZ, encoding '0b1110000000000001' */ {16, 0b1110000000000001, 0b1110000000000011, &this_class::__c__bnez}, /* instruction C__SLLI, encoding '0b0000000000000010' */ {16, 0b0000000000000010, 0b1111000000000011, &this_class::__c__slli}, /* instruction C__LWSP, encoding '0b0100000000000010' */ {16, 0b0100000000000010, 0b1110000000000011, &this_class::__c__lwsp}, /* instruction C__MV, encoding '0b1000000000000010' */ {16, 0b1000000000000010, 0b1111000000000011, &this_class::__c__mv}, /* instruction C__JR, encoding '0b1000000000000010' */ {16, 0b1000000000000010, 0b1111000001111111, &this_class::__c__jr}, /* instruction __reserved_cmv, encoding '0b1000000000000010' */ {16, 0b1000000000000010, 0b1111111111111111, &this_class::____reserved_cmv}, /* instruction C__ADD, encoding '0b1001000000000010' */ {16, 0b1001000000000010, 0b1111000000000011, &this_class::__c__add}, /* instruction C__JALR, encoding '0b1001000000000010' */ {16, 0b1001000000000010, 0b1111000001111111, &this_class::__c__jalr}, /* instruction C__EBREAK, encoding '0b1001000000000010' */ {16, 0b1001000000000010, 0b1111111111111111, &this_class::__c__ebreak}, /* instruction C__SWSP, encoding '0b1100000000000010' */ {16, 0b1100000000000010, 0b1110000000000011, &this_class::__c__swsp}, /* instruction DII, encoding '0b0000000000000000' */ {16, 0b0000000000000000, 0b1111111111111111, &this_class::__dii}, }}; /* instruction definitions */ /* instruction 0: LUI */ std::tuple __lui(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("LUI_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 0); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint32_t imm = ((bit_sub<12, 20>(instr) << 12)); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {imm:#05x}", fmt::arg("mnemonic", "lui"), fmt::arg("rd", name(rd)), fmt::arg("imm", imm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { if(rd != 0) { this->builder.CreateStore(this->gen_const(32, (uint32_t)((int32_t)imm)), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 0); this->builder.CreateBr(bb); return returnValue; } /* instruction 1: AUIPC */ std::tuple __auipc(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("AUIPC_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 1); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint32_t imm = ((bit_sub<12, 20>(instr) << 12)); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {imm:#08x}", fmt::arg("mnemonic", "auipc"), fmt::arg("rd", name(rd)), fmt::arg("imm", imm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { if(rd != 0) { this->builder.CreateStore(this->gen_const(32, (uint32_t)(PC + (int32_t)imm)), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 1); this->builder.CreateBr(bb); return returnValue; } /* instruction 2: JAL */ std::tuple __jal(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("JAL_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 2); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint32_t imm = ((bit_sub<12, 8>(instr) << 12) | (bit_sub<20, 1>(instr) << 11) | (bit_sub<21, 10>(instr) << 1) | (bit_sub<31, 1>(instr) << 20)); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {imm:#0x}", fmt::arg("mnemonic", "jal"), fmt::arg("rd", name(rd)), fmt::arg("imm", imm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { if(imm % static_cast(traits::INSTR_ALIGNMENT)) { this->gen_raise_trap(0, 0); } else { if(rd != 0) { this->builder.CreateStore(this->gen_const(32, (uint32_t)(PC + 4)), get_reg_ptr(rd + traits::X0), false); } auto PC_val_v = (uint32_t)(PC + (int32_t)sext<21>(imm)); this->builder.CreateStore(this->gen_const(32, PC_val_v), get_reg_ptr(traits::NEXT_PC), false); this->builder.CreateStore(this->gen_const(32, 2U), get_reg_ptr(traits::LAST_BRANCH), false); } } bb = this->leave_blk; auto returnValue = std::make_tuple(BRANCH, nullptr); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 2); this->builder.CreateBr(bb); return returnValue; } /* instruction 3: JALR */ std::tuple __jalr(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("JALR_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 3); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint16_t imm = ((bit_sub<20, 12>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs1}, {imm:#0x}", fmt::arg("mnemonic", "jalr"), fmt::arg("rd", name(rd)), fmt::arg("rs1", name(rs1)), fmt::arg("imm", imm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto addr_mask = this->gen_const(32, (uint32_t)-2); auto new_pc = this->gen_ext( (this->builder.CreateAnd((this->builder.CreateAdd(this->gen_ext(this->gen_reg_load(rs1 + traits::X0, 0), 64, false), this->gen_ext(this->gen_const(16, (int16_t)sext<12>(imm)), 64, true))), this->gen_ext(addr_mask, 64, false))), 32, true); auto bb_merge = BasicBlock::Create(this->mod->getContext(), "bb_merge", this->func, this->leave_blk); auto bb_then = BasicBlock::Create(this->mod->getContext(), "bb_then", this->func, bb_merge); auto bb_else = BasicBlock::Create(this->mod->getContext(), "bb_else", this->func, bb_merge); this->builder.CreateCondBr( this->gen_ext(this->builder.CreateURem(new_pc, this->gen_const(32, static_cast(traits::INSTR_ALIGNMENT))), 1), bb_then, bb_else); this->builder.SetInsertPoint(bb_then); { this->gen_raise_trap(0, 0); } this->builder.CreateBr(bb_merge); this->builder.SetInsertPoint(bb_else); { if(rd != 0) { this->builder.CreateStore(this->gen_const(32, (uint32_t)(PC + 4)), get_reg_ptr(rd + traits::X0), false); } auto PC_val_v = new_pc; this->builder.CreateStore(PC_val_v, get_reg_ptr(traits::NEXT_PC), false); this->builder.CreateStore(this->gen_const(32, 2U), get_reg_ptr(traits::LAST_BRANCH), false); } this->builder.CreateBr(bb_merge); this->builder.SetInsertPoint(bb_merge); } bb = this->leave_blk; auto returnValue = std::make_tuple(BRANCH, nullptr); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 3); this->builder.CreateBr(bb); return returnValue; } /* instruction 4: BEQ */ std::tuple __beq(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("BEQ_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 4); uint64_t PC = pc.val; uint16_t imm = ((bit_sub<7, 1>(instr) << 11) | (bit_sub<8, 4>(instr) << 1) | (bit_sub<25, 6>(instr) << 5) | (bit_sub<31, 1>(instr) << 12)); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t rs2 = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rs1}, {rs2}, {imm:#0x}", fmt::arg("mnemonic", "beq"), fmt::arg("rs1", name(rs1)), fmt::arg("rs2", name(rs2)), fmt::arg("imm", imm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rs2 >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto bb_merge = BasicBlock::Create(this->mod->getContext(), "bb_merge", this->func, this->leave_blk); auto bb_then = BasicBlock::Create(this->mod->getContext(), "bb_then", this->func, bb_merge); this->builder.CreateCondBr(this->gen_ext(this->builder.CreateICmp(ICmpInst::ICMP_EQ, this->gen_reg_load(rs1 + traits::X0, 0), this->gen_reg_load(rs2 + traits::X0, 0)), 1), bb_then, bb_merge); this->builder.SetInsertPoint(bb_then); { if(imm % static_cast(traits::INSTR_ALIGNMENT)) { this->gen_raise_trap(0, 0); } else { auto PC_val_v = (uint32_t)(PC + (int16_t)sext<13>(imm)); this->builder.CreateStore(this->gen_const(32, PC_val_v), get_reg_ptr(traits::NEXT_PC), false); this->builder.CreateStore(this->gen_const(32, 2U), get_reg_ptr(traits::LAST_BRANCH), false); } } this->builder.CreateBr(bb_merge); this->builder.SetInsertPoint(bb_merge); } bb = this->leave_blk; auto returnValue = std::make_tuple(BRANCH, nullptr); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 4); this->builder.CreateBr(bb); return returnValue; } /* instruction 5: BNE */ std::tuple __bne(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("BNE_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 5); uint64_t PC = pc.val; uint16_t imm = ((bit_sub<7, 1>(instr) << 11) | (bit_sub<8, 4>(instr) << 1) | (bit_sub<25, 6>(instr) << 5) | (bit_sub<31, 1>(instr) << 12)); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t rs2 = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rs1}, {rs2}, {imm:#0x}", fmt::arg("mnemonic", "bne"), fmt::arg("rs1", name(rs1)), fmt::arg("rs2", name(rs2)), fmt::arg("imm", imm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rs2 >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto bb_merge = BasicBlock::Create(this->mod->getContext(), "bb_merge", this->func, this->leave_blk); auto bb_then = BasicBlock::Create(this->mod->getContext(), "bb_then", this->func, bb_merge); this->builder.CreateCondBr(this->gen_ext(this->builder.CreateICmp(ICmpInst::ICMP_NE, this->gen_reg_load(rs1 + traits::X0, 0), this->gen_reg_load(rs2 + traits::X0, 0)), 1), bb_then, bb_merge); this->builder.SetInsertPoint(bb_then); { if(imm % static_cast(traits::INSTR_ALIGNMENT)) { this->gen_raise_trap(0, 0); } else { auto PC_val_v = (uint32_t)(PC + (int16_t)sext<13>(imm)); this->builder.CreateStore(this->gen_const(32, PC_val_v), get_reg_ptr(traits::NEXT_PC), false); this->builder.CreateStore(this->gen_const(32, 2U), get_reg_ptr(traits::LAST_BRANCH), false); } } this->builder.CreateBr(bb_merge); this->builder.SetInsertPoint(bb_merge); } bb = this->leave_blk; auto returnValue = std::make_tuple(BRANCH, nullptr); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 5); this->builder.CreateBr(bb); return returnValue; } /* instruction 6: BLT */ std::tuple __blt(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("BLT_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 6); uint64_t PC = pc.val; uint16_t imm = ((bit_sub<7, 1>(instr) << 11) | (bit_sub<8, 4>(instr) << 1) | (bit_sub<25, 6>(instr) << 5) | (bit_sub<31, 1>(instr) << 12)); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t rs2 = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rs1}, {rs2}, {imm:#0x}", fmt::arg("mnemonic", "blt"), fmt::arg("rs1", name(rs1)), fmt::arg("rs2", name(rs2)), fmt::arg("imm", imm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rs2 >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto bb_merge = BasicBlock::Create(this->mod->getContext(), "bb_merge", this->func, this->leave_blk); auto bb_then = BasicBlock::Create(this->mod->getContext(), "bb_then", this->func, bb_merge); this->builder.CreateCondBr( this->gen_ext(this->builder.CreateICmp(ICmpInst::ICMP_SLT, this->gen_ext(this->gen_reg_load(rs1 + traits::X0, 0), 32, false), this->gen_ext(this->gen_reg_load(rs2 + traits::X0, 0), 32, false)), 1), bb_then, bb_merge); this->builder.SetInsertPoint(bb_then); { if(imm % static_cast(traits::INSTR_ALIGNMENT)) { this->gen_raise_trap(0, 0); } else { auto PC_val_v = (uint32_t)(PC + (int16_t)sext<13>(imm)); this->builder.CreateStore(this->gen_const(32, PC_val_v), get_reg_ptr(traits::NEXT_PC), false); this->builder.CreateStore(this->gen_const(32, 2U), get_reg_ptr(traits::LAST_BRANCH), false); } } this->builder.CreateBr(bb_merge); this->builder.SetInsertPoint(bb_merge); } bb = this->leave_blk; auto returnValue = std::make_tuple(BRANCH, nullptr); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 6); this->builder.CreateBr(bb); return returnValue; } /* instruction 7: BGE */ std::tuple __bge(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("BGE_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 7); uint64_t PC = pc.val; uint16_t imm = ((bit_sub<7, 1>(instr) << 11) | (bit_sub<8, 4>(instr) << 1) | (bit_sub<25, 6>(instr) << 5) | (bit_sub<31, 1>(instr) << 12)); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t rs2 = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rs1}, {rs2}, {imm:#0x}", fmt::arg("mnemonic", "bge"), fmt::arg("rs1", name(rs1)), fmt::arg("rs2", name(rs2)), fmt::arg("imm", imm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rs2 >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto bb_merge = BasicBlock::Create(this->mod->getContext(), "bb_merge", this->func, this->leave_blk); auto bb_then = BasicBlock::Create(this->mod->getContext(), "bb_then", this->func, bb_merge); this->builder.CreateCondBr( this->gen_ext(this->builder.CreateICmp(ICmpInst::ICMP_SGE, this->gen_ext(this->gen_reg_load(rs1 + traits::X0, 0), 32, false), this->gen_ext(this->gen_reg_load(rs2 + traits::X0, 0), 32, false)), 1), bb_then, bb_merge); this->builder.SetInsertPoint(bb_then); { if(imm % static_cast(traits::INSTR_ALIGNMENT)) { this->gen_raise_trap(0, 0); } else { auto PC_val_v = (uint32_t)(PC + (int16_t)sext<13>(imm)); this->builder.CreateStore(this->gen_const(32, PC_val_v), get_reg_ptr(traits::NEXT_PC), false); this->builder.CreateStore(this->gen_const(32, 2U), get_reg_ptr(traits::LAST_BRANCH), false); } } this->builder.CreateBr(bb_merge); this->builder.SetInsertPoint(bb_merge); } bb = this->leave_blk; auto returnValue = std::make_tuple(BRANCH, nullptr); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 7); this->builder.CreateBr(bb); return returnValue; } /* instruction 8: BLTU */ std::tuple __bltu(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("BLTU_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 8); uint64_t PC = pc.val; uint16_t imm = ((bit_sub<7, 1>(instr) << 11) | (bit_sub<8, 4>(instr) << 1) | (bit_sub<25, 6>(instr) << 5) | (bit_sub<31, 1>(instr) << 12)); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t rs2 = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rs1}, {rs2}, {imm:#0x}", fmt::arg("mnemonic", "bltu"), fmt::arg("rs1", name(rs1)), fmt::arg("rs2", name(rs2)), fmt::arg("imm", imm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rs2 >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto bb_merge = BasicBlock::Create(this->mod->getContext(), "bb_merge", this->func, this->leave_blk); auto bb_then = BasicBlock::Create(this->mod->getContext(), "bb_then", this->func, bb_merge); this->builder.CreateCondBr(this->gen_ext(this->builder.CreateICmp(ICmpInst::ICMP_ULT, this->gen_reg_load(rs1 + traits::X0, 0), this->gen_reg_load(rs2 + traits::X0, 0)), 1), bb_then, bb_merge); this->builder.SetInsertPoint(bb_then); { if(imm % static_cast(traits::INSTR_ALIGNMENT)) { this->gen_raise_trap(0, 0); } else { auto PC_val_v = (uint32_t)(PC + (int16_t)sext<13>(imm)); this->builder.CreateStore(this->gen_const(32, PC_val_v), get_reg_ptr(traits::NEXT_PC), false); this->builder.CreateStore(this->gen_const(32, 2U), get_reg_ptr(traits::LAST_BRANCH), false); } } this->builder.CreateBr(bb_merge); this->builder.SetInsertPoint(bb_merge); } bb = this->leave_blk; auto returnValue = std::make_tuple(BRANCH, nullptr); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 8); this->builder.CreateBr(bb); return returnValue; } /* instruction 9: BGEU */ std::tuple __bgeu(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("BGEU_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 9); uint64_t PC = pc.val; uint16_t imm = ((bit_sub<7, 1>(instr) << 11) | (bit_sub<8, 4>(instr) << 1) | (bit_sub<25, 6>(instr) << 5) | (bit_sub<31, 1>(instr) << 12)); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t rs2 = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rs1}, {rs2}, {imm:#0x}", fmt::arg("mnemonic", "bgeu"), fmt::arg("rs1", name(rs1)), fmt::arg("rs2", name(rs2)), fmt::arg("imm", imm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rs2 >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto bb_merge = BasicBlock::Create(this->mod->getContext(), "bb_merge", this->func, this->leave_blk); auto bb_then = BasicBlock::Create(this->mod->getContext(), "bb_then", this->func, bb_merge); this->builder.CreateCondBr(this->gen_ext(this->builder.CreateICmp(ICmpInst::ICMP_UGE, this->gen_reg_load(rs1 + traits::X0, 0), this->gen_reg_load(rs2 + traits::X0, 0)), 1), bb_then, bb_merge); this->builder.SetInsertPoint(bb_then); { if(imm % static_cast(traits::INSTR_ALIGNMENT)) { this->gen_raise_trap(0, 0); } else { auto PC_val_v = (uint32_t)(PC + (int16_t)sext<13>(imm)); this->builder.CreateStore(this->gen_const(32, PC_val_v), get_reg_ptr(traits::NEXT_PC), false); this->builder.CreateStore(this->gen_const(32, 2U), get_reg_ptr(traits::LAST_BRANCH), false); } } this->builder.CreateBr(bb_merge); this->builder.SetInsertPoint(bb_merge); } bb = this->leave_blk; auto returnValue = std::make_tuple(BRANCH, nullptr); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 9); this->builder.CreateBr(bb); return returnValue; } /* instruction 10: LB */ std::tuple __lb(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("LB_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 10); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint16_t imm = ((bit_sub<20, 12>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {imm}({rs1})", fmt::arg("mnemonic", "lb"), fmt::arg("rd", name(rd)), fmt::arg("imm", imm), fmt::arg("rs1", name(rs1))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto load_address = this->gen_ext((this->builder.CreateAdd(this->gen_ext(this->gen_reg_load(rs1 + traits::X0, 0), 64, false), this->gen_ext(this->gen_const(16, (int16_t)sext<12>(imm)), 64, true))), 32, true); auto res = this->gen_ext(this->gen_read_mem(traits::MEM, load_address, 1), 8, false); if(rd != 0) { this->builder.CreateStore(this->gen_ext(res, 32, true), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 10); this->builder.CreateBr(bb); return returnValue; } /* instruction 11: LH */ std::tuple __lh(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("LH_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 11); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint16_t imm = ((bit_sub<20, 12>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {imm}({rs1})", fmt::arg("mnemonic", "lh"), fmt::arg("rd", name(rd)), fmt::arg("imm", imm), fmt::arg("rs1", name(rs1))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto load_address = this->gen_ext((this->builder.CreateAdd(this->gen_ext(this->gen_reg_load(rs1 + traits::X0, 0), 64, false), this->gen_ext(this->gen_const(16, (int16_t)sext<12>(imm)), 64, true))), 32, true); auto res = this->gen_ext(this->gen_read_mem(traits::MEM, load_address, 2), 16, false); if(rd != 0) { this->builder.CreateStore(this->gen_ext(res, 32, true), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 11); this->builder.CreateBr(bb); return returnValue; } /* instruction 12: LW */ std::tuple __lw(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("LW_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 12); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint16_t imm = ((bit_sub<20, 12>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {imm}({rs1})", fmt::arg("mnemonic", "lw"), fmt::arg("rd", name(rd)), fmt::arg("imm", imm), fmt::arg("rs1", name(rs1))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto load_address = this->gen_ext((this->builder.CreateAdd(this->gen_ext(this->gen_reg_load(rs1 + traits::X0, 0), 64, false), this->gen_ext(this->gen_const(16, (int16_t)sext<12>(imm)), 64, true))), 32, true); auto res = this->gen_ext(this->gen_read_mem(traits::MEM, load_address, 4), 32, false); if(rd != 0) { this->builder.CreateStore(this->gen_ext(res, 32, true), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 12); this->builder.CreateBr(bb); return returnValue; } /* instruction 13: LBU */ std::tuple __lbu(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("LBU_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 13); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint16_t imm = ((bit_sub<20, 12>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {imm}({rs1})", fmt::arg("mnemonic", "lbu"), fmt::arg("rd", name(rd)), fmt::arg("imm", imm), fmt::arg("rs1", name(rs1))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto load_address = this->gen_ext((this->builder.CreateAdd(this->gen_ext(this->gen_reg_load(rs1 + traits::X0, 0), 64, false), this->gen_ext(this->gen_const(16, (int16_t)sext<12>(imm)), 64, true))), 32, true); auto res = this->gen_read_mem(traits::MEM, load_address, 1); if(rd != 0) { this->builder.CreateStore(this->gen_ext(res, 32, false), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 13); this->builder.CreateBr(bb); return returnValue; } /* instruction 14: LHU */ std::tuple __lhu(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("LHU_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 14); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint16_t imm = ((bit_sub<20, 12>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {imm}({rs1})", fmt::arg("mnemonic", "lhu"), fmt::arg("rd", name(rd)), fmt::arg("imm", imm), fmt::arg("rs1", name(rs1))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto load_address = this->gen_ext((this->builder.CreateAdd(this->gen_ext(this->gen_reg_load(rs1 + traits::X0, 0), 64, false), this->gen_ext(this->gen_const(16, (int16_t)sext<12>(imm)), 64, true))), 32, true); auto res = this->gen_read_mem(traits::MEM, load_address, 2); if(rd != 0) { this->builder.CreateStore(this->gen_ext(res, 32, false), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 14); this->builder.CreateBr(bb); return returnValue; } /* instruction 15: SB */ std::tuple __sb(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("SB_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 15); uint64_t PC = pc.val; uint16_t imm = ((bit_sub<7, 5>(instr)) | (bit_sub<25, 7>(instr) << 5)); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t rs2 = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rs2}, {imm}({rs1})", fmt::arg("mnemonic", "sb"), fmt::arg("rs2", name(rs2)), fmt::arg("imm", imm), fmt::arg("rs1", name(rs1))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rs2 >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto store_address = this->gen_ext((this->builder.CreateAdd(this->gen_ext(this->gen_reg_load(rs1 + traits::X0, 0), 64, false), this->gen_ext(this->gen_const(16, (int16_t)sext<12>(imm)), 64, true))), 32, true); this->gen_write_mem(traits::MEM, store_address, this->gen_ext(this->gen_reg_load(rs2 + traits::X0, 0), 8, false)); } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 15); this->builder.CreateBr(bb); return returnValue; } /* instruction 16: SH */ std::tuple __sh(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("SH_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 16); uint64_t PC = pc.val; uint16_t imm = ((bit_sub<7, 5>(instr)) | (bit_sub<25, 7>(instr) << 5)); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t rs2 = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rs2}, {imm}({rs1})", fmt::arg("mnemonic", "sh"), fmt::arg("rs2", name(rs2)), fmt::arg("imm", imm), fmt::arg("rs1", name(rs1))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rs2 >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto store_address = this->gen_ext((this->builder.CreateAdd(this->gen_ext(this->gen_reg_load(rs1 + traits::X0, 0), 64, false), this->gen_ext(this->gen_const(16, (int16_t)sext<12>(imm)), 64, true))), 32, true); this->gen_write_mem(traits::MEM, store_address, this->gen_ext(this->gen_reg_load(rs2 + traits::X0, 0), 16, false)); } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 16); this->builder.CreateBr(bb); return returnValue; } /* instruction 17: SW */ std::tuple __sw(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("SW_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 17); uint64_t PC = pc.val; uint16_t imm = ((bit_sub<7, 5>(instr)) | (bit_sub<25, 7>(instr) << 5)); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t rs2 = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rs2}, {imm}({rs1})", fmt::arg("mnemonic", "sw"), fmt::arg("rs2", name(rs2)), fmt::arg("imm", imm), fmt::arg("rs1", name(rs1))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rs2 >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto store_address = this->gen_ext((this->builder.CreateAdd(this->gen_ext(this->gen_reg_load(rs1 + traits::X0, 0), 64, false), this->gen_ext(this->gen_const(16, (int16_t)sext<12>(imm)), 64, true))), 32, true); this->gen_write_mem(traits::MEM, store_address, this->gen_ext(this->gen_reg_load(rs2 + traits::X0, 0), 32, false)); } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 17); this->builder.CreateBr(bb); return returnValue; } /* instruction 18: ADDI */ std::tuple __addi(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("ADDI_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 18); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint16_t imm = ((bit_sub<20, 12>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs1}, {imm}", fmt::arg("mnemonic", "addi"), fmt::arg("rd", name(rd)), fmt::arg("rs1", name(rs1)), fmt::arg("imm", imm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { if(rd != 0) { this->builder.CreateStore( this->gen_ext((this->builder.CreateAdd(this->gen_ext(this->gen_reg_load(rs1 + traits::X0, 0), 64, false), this->gen_ext(this->gen_const(16, (int16_t)sext<12>(imm)), 64, true))), 32, true), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 18); this->builder.CreateBr(bb); return returnValue; } /* instruction 19: SLTI */ std::tuple __slti(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("SLTI_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 19); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint16_t imm = ((bit_sub<20, 12>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs1}, {imm}", fmt::arg("mnemonic", "slti"), fmt::arg("rd", name(rd)), fmt::arg("rs1", name(rs1)), fmt::arg("imm", imm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { if(rd != 0) { this->builder.CreateStore( this->gen_ext(this->gen_choose((this->builder.CreateICmp( ICmpInst::ICMP_SLT, this->gen_ext(this->gen_reg_load(rs1 + traits::X0, 0), 32, true), this->gen_ext(this->gen_const(16, (int16_t)sext<12>(imm)), 32, true))), this->gen_const(8, 1), this->gen_const(8, 0), 1), 32), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 19); this->builder.CreateBr(bb); return returnValue; } /* instruction 20: SLTIU */ std::tuple __sltiu(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("SLTIU_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 20); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint16_t imm = ((bit_sub<20, 12>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs1}, {imm}", fmt::arg("mnemonic", "sltiu"), fmt::arg("rd", name(rd)), fmt::arg("rs1", name(rs1)), fmt::arg("imm", imm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { if(rd != 0) { this->builder.CreateStore( this->gen_ext(this->gen_choose((this->builder.CreateICmp(ICmpInst::ICMP_ULT, this->gen_reg_load(rs1 + traits::X0, 0), this->gen_const(32, (uint32_t)((int16_t)sext<12>(imm))))), this->gen_const(8, 1), this->gen_const(8, 0), 1), 32), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 20); this->builder.CreateBr(bb); return returnValue; } /* instruction 21: XORI */ std::tuple __xori(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("XORI_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 21); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint16_t imm = ((bit_sub<20, 12>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs1}, {imm}", fmt::arg("mnemonic", "xori"), fmt::arg("rd", name(rd)), fmt::arg("rs1", name(rs1)), fmt::arg("imm", imm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { if(rd != 0) { this->builder.CreateStore(this->builder.CreateXor(this->gen_reg_load(rs1 + traits::X0, 0), this->gen_const(32, (uint32_t)((int16_t)sext<12>(imm)))), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 21); this->builder.CreateBr(bb); return returnValue; } /* instruction 22: ORI */ std::tuple __ori(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("ORI_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 22); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint16_t imm = ((bit_sub<20, 12>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs1}, {imm}", fmt::arg("mnemonic", "ori"), fmt::arg("rd", name(rd)), fmt::arg("rs1", name(rs1)), fmt::arg("imm", imm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { if(rd != 0) { this->builder.CreateStore(this->builder.CreateOr(this->gen_reg_load(rs1 + traits::X0, 0), this->gen_const(32, (uint32_t)((int16_t)sext<12>(imm)))), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 22); this->builder.CreateBr(bb); return returnValue; } /* instruction 23: ANDI */ std::tuple __andi(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("ANDI_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 23); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint16_t imm = ((bit_sub<20, 12>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs1}, {imm}", fmt::arg("mnemonic", "andi"), fmt::arg("rd", name(rd)), fmt::arg("rs1", name(rs1)), fmt::arg("imm", imm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { if(rd != 0) { this->builder.CreateStore(this->builder.CreateAnd(this->gen_reg_load(rs1 + traits::X0, 0), this->gen_const(32, (uint32_t)((int16_t)sext<12>(imm)))), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 23); this->builder.CreateBr(bb); return returnValue; } /* instruction 24: SLLI */ std::tuple __slli(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("SLLI_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 24); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t shamt = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs1}, {shamt}", fmt::arg("mnemonic", "slli"), fmt::arg("rd", name(rd)), fmt::arg("rs1", name(rs1)), fmt::arg("shamt", shamt)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { if(rd != 0) { this->builder.CreateStore( this->builder.CreateShl(this->gen_reg_load(rs1 + traits::X0, 0), this->gen_ext(this->gen_const(8, shamt), 32, false)), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 24); this->builder.CreateBr(bb); return returnValue; } /* instruction 25: SRLI */ std::tuple __srli(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("SRLI_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 25); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t shamt = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs1}, {shamt}", fmt::arg("mnemonic", "srli"), fmt::arg("rd", name(rd)), fmt::arg("rs1", name(rs1)), fmt::arg("shamt", shamt)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { if(rd != 0) { this->builder.CreateStore( this->builder.CreateLShr(this->gen_reg_load(rs1 + traits::X0, 0), this->gen_ext(this->gen_const(8, shamt), 32, false)), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 25); this->builder.CreateBr(bb); return returnValue; } /* instruction 26: SRAI */ std::tuple __srai(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("SRAI_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 26); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t shamt = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs1}, {shamt}", fmt::arg("mnemonic", "srai"), fmt::arg("rd", name(rd)), fmt::arg("rs1", name(rs1)), fmt::arg("shamt", shamt)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { if(rd != 0) { this->builder.CreateStore( this->gen_ext((this->builder.CreateAShr(this->gen_ext(this->gen_reg_load(rs1 + traits::X0, 0), 32, true), this->gen_ext(this->gen_const(8, shamt), 32, false))), 32, true), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 26); this->builder.CreateBr(bb); return returnValue; } /* instruction 27: ADD */ std::tuple __add(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("ADD_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 27); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t rs2 = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs1}, {rs2}", fmt::arg("mnemonic", "add"), fmt::arg("rd", name(rd)), fmt::arg("rs1", name(rs1)), fmt::arg("rs2", name(rs2))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS) || rs2 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { if(rd != 0) { this->builder.CreateStore( this->gen_ext((this->builder.CreateAdd(this->gen_ext(this->gen_reg_load(rs1 + traits::X0, 0), 64, false), this->gen_ext(this->gen_reg_load(rs2 + traits::X0, 0), 64, false))), 32, false), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 27); this->builder.CreateBr(bb); return returnValue; } /* instruction 28: SUB */ std::tuple __sub(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("SUB_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 28); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t rs2 = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs1}, {rs2}", fmt::arg("mnemonic", "sub"), fmt::arg("rd", name(rd)), fmt::arg("rs1", name(rs1)), fmt::arg("rs2", name(rs2))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS) || rs2 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { if(rd != 0) { this->builder.CreateStore( this->gen_ext((this->builder.CreateSub(this->gen_ext(this->gen_reg_load(rs1 + traits::X0, 0), 64, false), this->gen_ext(this->gen_reg_load(rs2 + traits::X0, 0), 64, false))), 32, true), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 28); this->builder.CreateBr(bb); return returnValue; } /* instruction 29: SLL */ std::tuple __sll(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("SLL_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 29); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t rs2 = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs1}, {rs2}", fmt::arg("mnemonic", "sll"), fmt::arg("rd", name(rd)), fmt::arg("rs1", name(rs1)), fmt::arg("rs2", name(rs2))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS) || rs2 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { if(rd != 0) { this->builder.CreateStore( this->gen_ext( this->builder.CreateShl(this->gen_ext(this->gen_reg_load(rs1 + traits::X0, 0), 64, false), (this->builder.CreateAnd(this->gen_ext(this->gen_reg_load(rs2 + traits::X0, 0), 64, false), this->gen_const(64, (static_cast(traits::XLEN) - 1))))), 32, false), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 29); this->builder.CreateBr(bb); return returnValue; } /* instruction 30: SLT */ std::tuple __slt(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("SLT_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 30); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t rs2 = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs1}, {rs2}", fmt::arg("mnemonic", "slt"), fmt::arg("rd", name(rd)), fmt::arg("rs1", name(rs1)), fmt::arg("rs2", name(rs2))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS) || rs2 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { if(rd != 0) { this->builder.CreateStore( this->gen_ext(this->gen_choose(this->builder.CreateICmp( ICmpInst::ICMP_SLT, this->gen_ext(this->gen_reg_load(rs1 + traits::X0, 0), 32, true), this->gen_ext(this->gen_reg_load(rs2 + traits::X0, 0), 32, true)), this->gen_const(8, 1), this->gen_const(8, 0), 1), 32), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 30); this->builder.CreateBr(bb); return returnValue; } /* instruction 31: SLTU */ std::tuple __sltu(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("SLTU_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 31); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t rs2 = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs1}, {rs2}", fmt::arg("mnemonic", "sltu"), fmt::arg("rd", name(rd)), fmt::arg("rs1", name(rs1)), fmt::arg("rs2", name(rs2))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS) || rs2 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { if(rd != 0) { this->builder.CreateStore( this->gen_ext(this->gen_choose(this->builder.CreateICmp(ICmpInst::ICMP_ULT, this->gen_reg_load(rs1 + traits::X0, 0), this->gen_reg_load(rs2 + traits::X0, 0)), this->gen_const(8, 1), this->gen_const(8, 0), 1), 32), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 31); this->builder.CreateBr(bb); return returnValue; } /* instruction 32: XOR */ std::tuple __xor(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("XOR_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 32); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t rs2 = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs1}, {rs2}", fmt::arg("mnemonic", "xor"), fmt::arg("rd", name(rd)), fmt::arg("rs1", name(rs1)), fmt::arg("rs2", name(rs2))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS) || rs2 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { if(rd != 0) { this->builder.CreateStore( this->builder.CreateXor(this->gen_reg_load(rs1 + traits::X0, 0), this->gen_reg_load(rs2 + traits::X0, 0)), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 32); this->builder.CreateBr(bb); return returnValue; } /* instruction 33: SRL */ std::tuple __srl(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("SRL_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 33); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t rs2 = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs1}, {rs2}", fmt::arg("mnemonic", "srl"), fmt::arg("rd", name(rd)), fmt::arg("rs1", name(rs1)), fmt::arg("rs2", name(rs2))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS) || rs2 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { if(rd != 0) { this->builder.CreateStore( this->gen_ext( this->builder.CreateLShr(this->gen_ext(this->gen_reg_load(rs1 + traits::X0, 0), 64, false), (this->builder.CreateAnd(this->gen_ext(this->gen_reg_load(rs2 + traits::X0, 0), 64, false), this->gen_const(64, (static_cast(traits::XLEN) - 1))))), 32, false), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 33); this->builder.CreateBr(bb); return returnValue; } /* instruction 34: SRA */ std::tuple __sra(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("SRA_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 34); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t rs2 = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs1}, {rs2}", fmt::arg("mnemonic", "sra"), fmt::arg("rd", name(rd)), fmt::arg("rs1", name(rs1)), fmt::arg("rs2", name(rs2))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS) || rs2 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { if(rd != 0) { this->builder.CreateStore( this->gen_ext( (this->gen_ext(this->builder.CreateAShr( this->gen_ext(this->gen_ext(this->gen_reg_load(rs1 + traits::X0, 0), 32, true), 64, true), (this->builder.CreateAnd(this->gen_ext(this->gen_reg_load(rs2 + traits::X0, 0), 64, false), this->gen_const(64, (static_cast(traits::XLEN) - 1))))), 32, true)), 32, true), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 34); this->builder.CreateBr(bb); return returnValue; } /* instruction 35: OR */ std::tuple __or(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("OR_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 35); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t rs2 = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs1}, {rs2}", fmt::arg("mnemonic", "or"), fmt::arg("rd", name(rd)), fmt::arg("rs1", name(rs1)), fmt::arg("rs2", name(rs2))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS) || rs2 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { if(rd != 0) { this->builder.CreateStore( this->builder.CreateOr(this->gen_reg_load(rs1 + traits::X0, 0), this->gen_reg_load(rs2 + traits::X0, 0)), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 35); this->builder.CreateBr(bb); return returnValue; } /* instruction 36: AND */ std::tuple __and(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("AND_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 36); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t rs2 = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs1}, {rs2}", fmt::arg("mnemonic", "and"), fmt::arg("rd", name(rd)), fmt::arg("rs1", name(rs1)), fmt::arg("rs2", name(rs2))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS) || rs2 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { if(rd != 0) { this->builder.CreateStore( this->builder.CreateAnd(this->gen_reg_load(rs1 + traits::X0, 0), this->gen_reg_load(rs2 + traits::X0, 0)), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 36); this->builder.CreateBr(bb); return returnValue; } /* instruction 37: FENCE */ std::tuple __fence(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("FENCE_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 37); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t succ = ((bit_sub<20, 4>(instr))); uint8_t pred = ((bit_sub<24, 4>(instr))); uint8_t fm = ((bit_sub<28, 4>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {pred}, {succ} ({fm} , {rs1}, {rd})", fmt::arg("mnemonic", "fence"), fmt::arg("pred", pred), fmt::arg("succ", succ), fmt::arg("fm", fm), fmt::arg("rs1", name(rs1)), fmt::arg("rd", name(rd))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); this->gen_write_mem(traits::FENCE, static_cast(traits::fence), this->gen_const(8, (uint8_t)pred << 4 | succ)); bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 37); this->builder.CreateBr(bb); return returnValue; } /* instruction 38: ECALL */ std::tuple __ecall(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("ECALL_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 38); uint64_t PC = pc.val; if(this->disass_enabled) { /* generate console output when executing the command */ // This disass is not yet implemented } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); this->gen_raise_trap(0, 11); bb = this->leave_blk; auto returnValue = std::make_tuple(TRAP, nullptr); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 38); this->builder.CreateBr(bb); return returnValue; } /* instruction 39: EBREAK */ std::tuple __ebreak(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("EBREAK_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 39); uint64_t PC = pc.val; if(this->disass_enabled) { /* generate console output when executing the command */ // This disass is not yet implemented } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); this->gen_raise_trap(0, 3); bb = this->leave_blk; auto returnValue = std::make_tuple(TRAP, nullptr); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 39); this->builder.CreateBr(bb); return returnValue; } /* instruction 40: MRET */ std::tuple __mret(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("MRET_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 40); uint64_t PC = pc.val; if(this->disass_enabled) { /* generate console output when executing the command */ // This disass is not yet implemented } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); this->gen_leave_trap(3); bb = this->leave_blk; auto returnValue = std::make_tuple(TRAP, nullptr); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 40); this->builder.CreateBr(bb); return returnValue; } /* instruction 41: WFI */ std::tuple __wfi(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("WFI_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 41); uint64_t PC = pc.val; if(this->disass_enabled) { /* generate console output when executing the command */ // This disass is not yet implemented } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); this->gen_wait(1); bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 41); this->builder.CreateBr(bb); return returnValue; } /* instruction 42: CSRRW */ std::tuple __csrrw(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("CSRRW_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 42); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint16_t csr = ((bit_sub<20, 12>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {csr}, {rs1}", fmt::arg("mnemonic", "csrrw"), fmt::arg("rd", name(rd)), fmt::arg("csr", csr), fmt::arg("rs1", name(rs1))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto xrs1 = this->gen_reg_load(rs1 + traits::X0, 0); if(rd != 0) { auto xrd = this->gen_read_mem(traits::CSR, csr, 4); this->gen_write_mem(traits::CSR, csr, xrs1); this->builder.CreateStore(xrd, get_reg_ptr(rd + traits::X0), false); } else { this->gen_write_mem(traits::CSR, csr, xrs1); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 42); this->builder.CreateBr(bb); return returnValue; } /* instruction 43: CSRRS */ std::tuple __csrrs(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("CSRRS_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 43); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint16_t csr = ((bit_sub<20, 12>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {csr}, {rs1}", fmt::arg("mnemonic", "csrrs"), fmt::arg("rd", name(rd)), fmt::arg("csr", csr), fmt::arg("rs1", name(rs1))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto xrd = this->gen_read_mem(traits::CSR, csr, 4); auto xrs1 = this->gen_reg_load(rs1 + traits::X0, 0); if(rs1 != 0) { this->gen_write_mem(traits::CSR, csr, this->builder.CreateOr(xrd, xrs1)); } if(rd != 0) { this->builder.CreateStore(xrd, get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 43); this->builder.CreateBr(bb); return returnValue; } /* instruction 44: CSRRC */ std::tuple __csrrc(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("CSRRC_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 44); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint16_t csr = ((bit_sub<20, 12>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {csr}, {rs1}", fmt::arg("mnemonic", "csrrc"), fmt::arg("rd", name(rd)), fmt::arg("csr", csr), fmt::arg("rs1", name(rs1))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto xrd = this->gen_read_mem(traits::CSR, csr, 4); auto xrs1 = this->gen_reg_load(rs1 + traits::X0, 0); if(rs1 != 0) { this->gen_write_mem(traits::CSR, csr, this->builder.CreateAnd(xrd, this->builder.CreateNeg(xrs1))); } if(rd != 0) { this->builder.CreateStore(xrd, get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 44); this->builder.CreateBr(bb); return returnValue; } /* instruction 45: CSRRWI */ std::tuple __csrrwi(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("CSRRWI_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 45); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t zimm = ((bit_sub<15, 5>(instr))); uint16_t csr = ((bit_sub<20, 12>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {csr}, {zimm:#0x}", fmt::arg("mnemonic", "csrrwi"), fmt::arg("rd", name(rd)), fmt::arg("csr", csr), fmt::arg("zimm", zimm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto xrd = this->gen_read_mem(traits::CSR, csr, 4); this->gen_write_mem(traits::CSR, csr, this->gen_const(32, (uint32_t)zimm)); if(rd != 0) { this->builder.CreateStore(xrd, get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 45); this->builder.CreateBr(bb); return returnValue; } /* instruction 46: CSRRSI */ std::tuple __csrrsi(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("CSRRSI_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 46); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t zimm = ((bit_sub<15, 5>(instr))); uint16_t csr = ((bit_sub<20, 12>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {csr}, {zimm:#0x}", fmt::arg("mnemonic", "csrrsi"), fmt::arg("rd", name(rd)), fmt::arg("csr", csr), fmt::arg("zimm", zimm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto xrd = this->gen_read_mem(traits::CSR, csr, 4); if(zimm != 0) { this->gen_write_mem(traits::CSR, csr, this->builder.CreateOr(xrd, this->gen_const(32, (uint32_t)zimm))); } if(rd != 0) { this->builder.CreateStore(xrd, get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 46); this->builder.CreateBr(bb); return returnValue; } /* instruction 47: CSRRCI */ std::tuple __csrrci(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("CSRRCI_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 47); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t zimm = ((bit_sub<15, 5>(instr))); uint16_t csr = ((bit_sub<20, 12>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {csr}, {zimm:#0x}", fmt::arg("mnemonic", "csrrci"), fmt::arg("rd", name(rd)), fmt::arg("csr", csr), fmt::arg("zimm", zimm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto xrd = this->gen_read_mem(traits::CSR, csr, 4); if(zimm != 0) { this->gen_write_mem(traits::CSR, csr, this->builder.CreateAnd(xrd, this->gen_const(32, ~((uint32_t)zimm)))); } if(rd != 0) { this->builder.CreateStore(xrd, get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 47); this->builder.CreateBr(bb); return returnValue; } /* instruction 48: FENCE_I */ std::tuple __fence_i(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("FENCE_I_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 48); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint16_t imm = ((bit_sub<20, 12>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rs1}, {rd}, {imm}", fmt::arg("mnemonic", "fence_i"), fmt::arg("rs1", name(rs1)), fmt::arg("rd", name(rd)), fmt::arg("imm", imm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); this->gen_write_mem(traits::FENCE, static_cast(traits::fencei), this->gen_const(16, imm)); bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 48); this->builder.CreateBr(bb); return returnValue; } /* instruction 49: MUL */ std::tuple __mul(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("MUL_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 49); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t rs2 = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs1}, {rs2}", fmt::arg("mnemonic", "mul"), fmt::arg("rd", name(rd)), fmt::arg("rs1", name(rs1)), fmt::arg("rs2", name(rs2))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS) || rs2 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto res = this->gen_ext( (this->builder.CreateMul( this->gen_ext(this->gen_ext(this->gen_ext(this->gen_reg_load(rs1 + traits::X0, 0), 32, true), 64, true), 128, true), this->gen_ext(this->gen_ext(this->gen_ext(this->gen_reg_load(rs2 + traits::X0, 0), 32, true), 64, true), 128, true))), 64, true); if(rd != 0) { this->builder.CreateStore(this->gen_ext(res, 32, true), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 49); this->builder.CreateBr(bb); return returnValue; } /* instruction 50: MULH */ std::tuple __mulh(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("MULH_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 50); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t rs2 = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs1}, {rs2}", fmt::arg("mnemonic", "mulh"), fmt::arg("rd", name(rd)), fmt::arg("rs1", name(rs1)), fmt::arg("rs2", name(rs2))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS) || rs2 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto res = this->gen_ext( (this->builder.CreateMul( this->gen_ext(this->gen_ext(this->gen_ext(this->gen_reg_load(rs1 + traits::X0, 0), 32, true), 64, true), 128, true), this->gen_ext(this->gen_ext(this->gen_ext(this->gen_reg_load(rs2 + traits::X0, 0), 32, true), 64, true), 128, true))), 64, true); if(rd != 0) { this->builder.CreateStore( this->gen_ext( (this->builder.CreateAShr(res, this->gen_ext(this->gen_const(32, static_cast(traits::XLEN)), 64, false))), 32, true), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 50); this->builder.CreateBr(bb); return returnValue; } /* instruction 51: MULHSU */ std::tuple __mulhsu(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("MULHSU_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 51); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t rs2 = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs1}, {rs2}", fmt::arg("mnemonic", "mulhsu"), fmt::arg("rd", name(rd)), fmt::arg("rs1", name(rs1)), fmt::arg("rs2", name(rs2))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS) || rs2 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto res = this->gen_ext( (this->builder.CreateMul( this->gen_ext(this->gen_ext(this->gen_ext(this->gen_reg_load(rs1 + traits::X0, 0), 32, true), 64, true), 128, true), this->gen_ext(this->gen_ext(this->gen_reg_load(rs2 + traits::X0, 0), 64, false), 128, false))), 64, true); if(rd != 0) { this->builder.CreateStore( this->gen_ext( (this->builder.CreateAShr(res, this->gen_ext(this->gen_const(32, static_cast(traits::XLEN)), 64, false))), 32, true), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 51); this->builder.CreateBr(bb); return returnValue; } /* instruction 52: MULHU */ std::tuple __mulhu(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("MULHU_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 52); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t rs2 = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs1}, {rs2}", fmt::arg("mnemonic", "mulhu"), fmt::arg("rd", name(rd)), fmt::arg("rs1", name(rs1)), fmt::arg("rs2", name(rs2))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS) || rs2 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto res = this->gen_ext( (this->builder.CreateMul(this->gen_ext(this->gen_ext(this->gen_reg_load(rs1 + traits::X0, 0), 64, false), 128, false), this->gen_ext(this->gen_ext(this->gen_reg_load(rs2 + traits::X0, 0), 64, false), 128, false))), 64, false); if(rd != 0) { this->builder.CreateStore( this->gen_ext( (this->builder.CreateLShr(res, this->gen_ext(this->gen_const(32, static_cast(traits::XLEN)), 64, false))), 32, false), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 52); this->builder.CreateBr(bb); return returnValue; } /* instruction 53: DIV */ std::tuple __div(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("DIV_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 53); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t rs2 = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs1}, {rs2}", fmt::arg("mnemonic", "div"), fmt::arg("rd", name(rd)), fmt::arg("rs1", name(rs1)), fmt::arg("rs2", name(rs2))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS) || rs2 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto dividend = this->gen_ext(this->gen_reg_load(rs1 + traits::X0, 0), 32, false); auto divisor = this->gen_ext(this->gen_reg_load(rs2 + traits::X0, 0), 32, false); if(rd != 0) { auto bb_merge = BasicBlock::Create(this->mod->getContext(), "bb_merge", this->func, this->leave_blk); auto bb_then = BasicBlock::Create(this->mod->getContext(), "bb_then", this->func, bb_merge); auto bb_else = BasicBlock::Create(this->mod->getContext(), "bb_else", this->func, bb_merge); this->builder.CreateCondBr( this->gen_ext(this->builder.CreateICmp(ICmpInst::ICMP_NE, divisor, this->gen_ext(this->gen_const(8, 0), 32, false)), 1), bb_then, bb_else); this->builder.SetInsertPoint(bb_then); { auto MMIN = this->gen_const(32, ((uint32_t)1) << (static_cast(traits::XLEN) - 1)); auto bb_merge = BasicBlock::Create(this->mod->getContext(), "bb_merge", this->func, this->leave_blk); auto bb_then = BasicBlock::Create(this->mod->getContext(), "bb_then", this->func, bb_merge); auto bb_else = BasicBlock::Create(this->mod->getContext(), "bb_else", this->func, bb_merge); this->builder.CreateCondBr( this->gen_ext( this->builder.CreateAnd( this->builder.CreateICmp(ICmpInst::ICMP_EQ, this->gen_reg_load(rs1 + traits::X0, 0), MMIN), this->builder.CreateICmp(ICmpInst::ICMP_EQ, divisor, this->gen_ext(this->gen_const(8, -1), 32, true))), 1), bb_then, bb_else); this->builder.SetInsertPoint(bb_then); { this->builder.CreateStore(MMIN, get_reg_ptr(rd + traits::X0), false); } this->builder.CreateBr(bb_merge); this->builder.SetInsertPoint(bb_else); { this->builder.CreateStore( this->gen_ext((this->builder.CreateSDiv(this->gen_ext(dividend, 64, true), this->gen_ext(divisor, 64, true))), 32, true), get_reg_ptr(rd + traits::X0), false); } this->builder.CreateBr(bb_merge); this->builder.SetInsertPoint(bb_merge); } this->builder.CreateBr(bb_merge); this->builder.SetInsertPoint(bb_else); { this->builder.CreateStore(this->gen_const(32, (uint32_t)-1), get_reg_ptr(rd + traits::X0), false); } this->builder.CreateBr(bb_merge); this->builder.SetInsertPoint(bb_merge); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 53); this->builder.CreateBr(bb); return returnValue; } /* instruction 54: DIVU */ std::tuple __divu(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("DIVU_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 54); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t rs2 = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs1}, {rs2}", fmt::arg("mnemonic", "divu"), fmt::arg("rd", name(rd)), fmt::arg("rs1", name(rs1)), fmt::arg("rs2", name(rs2))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS) || rs2 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto bb_merge = BasicBlock::Create(this->mod->getContext(), "bb_merge", this->func, this->leave_blk); auto bb_then = BasicBlock::Create(this->mod->getContext(), "bb_then", this->func, bb_merge); auto bb_else = BasicBlock::Create(this->mod->getContext(), "bb_else", this->func, bb_merge); this->builder.CreateCondBr(this->gen_ext(this->builder.CreateICmp(ICmpInst::ICMP_NE, this->gen_reg_load(rs2 + traits::X0, 0), this->gen_ext(this->gen_const(8, 0), 32, false)), 1), bb_then, bb_else); this->builder.SetInsertPoint(bb_then); { if(rd != 0) { this->builder.CreateStore(this->gen_ext((this->builder.CreateUDiv(this->gen_reg_load(rs1 + traits::X0, 0), this->gen_reg_load(rs2 + traits::X0, 0))), 32, false), get_reg_ptr(rd + traits::X0), false); } } this->builder.CreateBr(bb_merge); this->builder.SetInsertPoint(bb_else); { if(rd != 0) { this->builder.CreateStore(this->gen_const(32, (uint32_t)-1), get_reg_ptr(rd + traits::X0), false); } } this->builder.CreateBr(bb_merge); this->builder.SetInsertPoint(bb_merge); } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 54); this->builder.CreateBr(bb); return returnValue; } /* instruction 55: REM */ std::tuple __rem(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("REM_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 55); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t rs2 = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs1}, {rs2}", fmt::arg("mnemonic", "rem"), fmt::arg("rd", name(rd)), fmt::arg("rs1", name(rs1)), fmt::arg("rs2", name(rs2))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS) || rs2 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto bb_merge = BasicBlock::Create(this->mod->getContext(), "bb_merge", this->func, this->leave_blk); auto bb_then = BasicBlock::Create(this->mod->getContext(), "bb_then", this->func, bb_merge); auto bb_else = BasicBlock::Create(this->mod->getContext(), "bb_else", this->func, bb_merge); this->builder.CreateCondBr(this->gen_ext(this->builder.CreateICmp(ICmpInst::ICMP_NE, this->gen_reg_load(rs2 + traits::X0, 0), this->gen_ext(this->gen_const(8, 0), 32, false)), 1), bb_then, bb_else); this->builder.SetInsertPoint(bb_then); { auto MMIN = this->gen_const(32, (uint32_t)1 << (static_cast(traits::XLEN) - 1)); auto bb_merge = BasicBlock::Create(this->mod->getContext(), "bb_merge", this->func, this->leave_blk); auto bb_then = BasicBlock::Create(this->mod->getContext(), "bb_then", this->func, bb_merge); auto bb_else = BasicBlock::Create(this->mod->getContext(), "bb_else", this->func, bb_merge); this->builder.CreateCondBr( this->gen_ext( this->builder.CreateAnd(this->builder.CreateICmp(ICmpInst::ICMP_EQ, this->gen_reg_load(rs1 + traits::X0, 0), MMIN), this->builder.CreateICmp(ICmpInst::ICMP_EQ, this->gen_ext(this->gen_reg_load(rs2 + traits::X0, 0), 32, false), this->gen_ext(this->gen_const(8, -1), 32, true))), 1), bb_then, bb_else); this->builder.SetInsertPoint(bb_then); { if(rd != 0) { this->builder.CreateStore(this->gen_ext(this->gen_const(8, 0), 32), get_reg_ptr(rd + traits::X0), false); } } this->builder.CreateBr(bb_merge); this->builder.SetInsertPoint(bb_else); { if(rd != 0) { this->builder.CreateStore( this->gen_ext((this->builder.CreateSRem(this->gen_ext(this->gen_reg_load(rs1 + traits::X0, 0), 32, false), this->gen_ext(this->gen_reg_load(rs2 + traits::X0, 0), 32, false))), 32, true), get_reg_ptr(rd + traits::X0), false); } } this->builder.CreateBr(bb_merge); this->builder.SetInsertPoint(bb_merge); } this->builder.CreateBr(bb_merge); this->builder.SetInsertPoint(bb_else); { if(rd != 0) { this->builder.CreateStore(this->gen_reg_load(rs1 + traits::X0, 0), get_reg_ptr(rd + traits::X0), false); } } this->builder.CreateBr(bb_merge); this->builder.SetInsertPoint(bb_merge); } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 55); this->builder.CreateBr(bb); return returnValue; } /* instruction 56: REMU */ std::tuple __remu(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("REMU_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 56); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); uint8_t rs1 = ((bit_sub<15, 5>(instr))); uint8_t rs2 = ((bit_sub<20, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs1}, {rs2}", fmt::arg("mnemonic", "remu"), fmt::arg("rd", name(rd)), fmt::arg("rs1", name(rs1)), fmt::arg("rs2", name(rs2))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 4; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rs1 >= static_cast(traits::RFS) || rs2 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto bb_merge = BasicBlock::Create(this->mod->getContext(), "bb_merge", this->func, this->leave_blk); auto bb_then = BasicBlock::Create(this->mod->getContext(), "bb_then", this->func, bb_merge); auto bb_else = BasicBlock::Create(this->mod->getContext(), "bb_else", this->func, bb_merge); this->builder.CreateCondBr(this->gen_ext(this->builder.CreateICmp(ICmpInst::ICMP_NE, this->gen_reg_load(rs2 + traits::X0, 0), this->gen_ext(this->gen_const(8, 0), 32, false)), 1), bb_then, bb_else); this->builder.SetInsertPoint(bb_then); { if(rd != 0) { this->builder.CreateStore( this->builder.CreateURem(this->gen_reg_load(rs1 + traits::X0, 0), this->gen_reg_load(rs2 + traits::X0, 0)), get_reg_ptr(rd + traits::X0), false); } } this->builder.CreateBr(bb_merge); this->builder.SetInsertPoint(bb_else); { if(rd != 0) { this->builder.CreateStore(this->gen_reg_load(rs1 + traits::X0, 0), get_reg_ptr(rd + traits::X0), false); } } this->builder.CreateBr(bb_merge); this->builder.SetInsertPoint(bb_merge); } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 56); this->builder.CreateBr(bb); return returnValue; } /* instruction 57: C__ADDI4SPN */ std::tuple __c__addi4spn(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("C__ADDI4SPN_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 57); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<2, 3>(instr))); uint16_t imm = ((bit_sub<5, 1>(instr) << 3) | (bit_sub<6, 1>(instr) << 2) | (bit_sub<7, 4>(instr) << 6) | (bit_sub<11, 2>(instr) << 4)); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {imm:#05x}", fmt::arg("mnemonic", "c__addi4spn"), fmt::arg("rd", name(8 + rd)), fmt::arg("imm", imm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); if(imm) { this->builder.CreateStore( this->gen_ext((this->builder.CreateAdd(this->gen_ext(this->gen_reg_load(2 + traits::X0, 0), 64, false), this->gen_ext(this->gen_const(16, imm), 64, false))), 32, false), get_reg_ptr(rd + 8 + traits::X0), false); } else { this->gen_raise_trap(0, 2); } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 57); this->builder.CreateBr(bb); return returnValue; } /* instruction 58: C__LW */ std::tuple __c__lw(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("C__LW_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 58); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<2, 3>(instr))); uint8_t uimm = ((bit_sub<5, 1>(instr) << 6) | (bit_sub<6, 1>(instr) << 2) | (bit_sub<10, 3>(instr) << 3)); uint8_t rs1 = ((bit_sub<7, 3>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {uimm:#05x}({rs1})", fmt::arg("mnemonic", "c__lw"), fmt::arg("rd", name(8 + rd)), fmt::arg("uimm", uimm), fmt::arg("rs1", name(8 + rs1))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); auto offs = this->gen_ext((this->builder.CreateAdd(this->gen_ext(this->gen_reg_load(rs1 + 8 + traits::X0, 0), 64, false), this->gen_ext(this->gen_const(8, uimm), 64, false))), 32, false); this->builder.CreateStore(this->gen_ext(this->gen_ext(this->gen_read_mem(traits::MEM, offs, 4), 32, false), 32, true), get_reg_ptr(rd + 8 + traits::X0), false); bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 58); this->builder.CreateBr(bb); return returnValue; } /* instruction 59: C__SW */ std::tuple __c__sw(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("C__SW_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 59); uint64_t PC = pc.val; uint8_t rs2 = ((bit_sub<2, 3>(instr))); uint8_t uimm = ((bit_sub<5, 1>(instr) << 6) | (bit_sub<6, 1>(instr) << 2) | (bit_sub<10, 3>(instr) << 3)); uint8_t rs1 = ((bit_sub<7, 3>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rs2}, {uimm:#05x}({rs1})", fmt::arg("mnemonic", "c__sw"), fmt::arg("rs2", name(8 + rs2)), fmt::arg("uimm", uimm), fmt::arg("rs1", name(8 + rs1))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); auto offs = this->gen_ext((this->builder.CreateAdd(this->gen_ext(this->gen_reg_load(rs1 + 8 + traits::X0, 0), 64, false), this->gen_ext(this->gen_const(8, uimm), 64, false))), 32, false); this->gen_write_mem(traits::MEM, offs, this->gen_ext(this->gen_reg_load(rs2 + 8 + traits::X0, 0), 32, false)); bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 59); this->builder.CreateBr(bb); return returnValue; } /* instruction 60: C__ADDI */ std::tuple __c__addi(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("C__ADDI_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 60); uint64_t PC = pc.val; uint8_t imm = ((bit_sub<2, 5>(instr)) | (bit_sub<12, 1>(instr) << 5)); uint8_t rs1 = ((bit_sub<7, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rs1}, {imm:#05x}", fmt::arg("mnemonic", "c__addi"), fmt::arg("rs1", name(rs1)), fmt::arg("imm", imm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); if(rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { if(rs1 != 0) { this->builder.CreateStore( this->gen_ext((this->builder.CreateAdd(this->gen_ext(this->gen_reg_load(rs1 + traits::X0, 0), 64, false), this->gen_ext(this->gen_const(8, (int8_t)sext<6>(imm)), 64, true))), 32, true), get_reg_ptr(rs1 + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 60); this->builder.CreateBr(bb); return returnValue; } /* instruction 61: C__NOP */ std::tuple __c__nop(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("C__NOP_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 61); uint64_t PC = pc.val; uint8_t nzimm = ((bit_sub<2, 5>(instr)) | (bit_sub<12, 1>(instr) << 5)); if(this->disass_enabled) { /* generate console output when executing the command */ // This disass is not yet implemented } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 61); this->builder.CreateBr(bb); return returnValue; } /* instruction 62: C__JAL */ std::tuple __c__jal(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("C__JAL_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 62); uint64_t PC = pc.val; uint16_t imm = ((bit_sub<2, 1>(instr) << 5) | (bit_sub<3, 3>(instr) << 1) | (bit_sub<6, 1>(instr) << 7) | (bit_sub<7, 1>(instr) << 6) | (bit_sub<8, 1>(instr) << 10) | (bit_sub<9, 2>(instr) << 8) | (bit_sub<11, 1>(instr) << 4) | (bit_sub<12, 1>(instr) << 11)); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {imm:#05x}", fmt::arg("mnemonic", "c__jal"), fmt::arg("imm", imm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); this->builder.CreateStore(this->gen_const(32, (uint32_t)(PC + 2)), get_reg_ptr(1 + traits::X0), false); auto PC_val_v = (uint32_t)(PC + (int16_t)sext<12>(imm)); this->builder.CreateStore(this->gen_const(32, PC_val_v), get_reg_ptr(traits::NEXT_PC), false); this->builder.CreateStore(this->gen_const(32, 2U), get_reg_ptr(traits::LAST_BRANCH), false); bb = this->leave_blk; auto returnValue = std::make_tuple(BRANCH, nullptr); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 62); this->builder.CreateBr(bb); return returnValue; } /* instruction 63: C__LI */ std::tuple __c__li(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("C__LI_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 63); uint64_t PC = pc.val; uint8_t imm = ((bit_sub<2, 5>(instr)) | (bit_sub<12, 1>(instr) << 5)); uint8_t rd = ((bit_sub<7, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {imm:#05x}", fmt::arg("mnemonic", "c__li"), fmt::arg("rd", name(rd)), fmt::arg("imm", imm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { if(rd != 0) { this->builder.CreateStore(this->gen_const(32, (uint32_t)((int8_t)sext<6>(imm))), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 63); this->builder.CreateBr(bb); return returnValue; } /* instruction 64: C__LUI */ std::tuple __c__lui(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("C__LUI_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 64); uint64_t PC = pc.val; uint32_t imm = ((bit_sub<2, 5>(instr) << 12) | (bit_sub<12, 1>(instr) << 17)); uint8_t rd = ((bit_sub<7, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {imm:#05x}", fmt::arg("mnemonic", "c__lui"), fmt::arg("rd", name(rd)), fmt::arg("imm", imm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); if(imm == 0 || rd >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } if(rd != 0) { this->builder.CreateStore(this->gen_const(32, (uint32_t)((int32_t)sext<18>(imm))), get_reg_ptr(rd + traits::X0), false); } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 64); this->builder.CreateBr(bb); return returnValue; } /* instruction 65: C__ADDI16SP */ std::tuple __c__addi16sp(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("C__ADDI16SP_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 65); uint64_t PC = pc.val; uint16_t nzimm = ((bit_sub<2, 1>(instr) << 5) | (bit_sub<3, 2>(instr) << 7) | (bit_sub<5, 1>(instr) << 6) | (bit_sub<6, 1>(instr) << 4) | (bit_sub<12, 1>(instr) << 9)); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {nzimm:#05x}", fmt::arg("mnemonic", "c__addi16sp"), fmt::arg("nzimm", nzimm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); if(nzimm) { this->builder.CreateStore( this->gen_ext((this->builder.CreateAdd(this->gen_ext(this->gen_reg_load(2 + traits::X0, 0), 64, false), this->gen_ext(this->gen_const(16, (int16_t)sext<10>(nzimm)), 64, true))), 32, true), get_reg_ptr(2 + traits::X0), false); } else { this->gen_raise_trap(0, 2); } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 65); this->builder.CreateBr(bb); return returnValue; } /* instruction 66: __reserved_clui */ std::tuple ____reserved_clui(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("__reserved_clui_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 66); uint64_t PC = pc.val; uint8_t rd = ((bit_sub<7, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ // This disass is not yet implemented } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); this->gen_raise_trap(0, 2); bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 66); this->builder.CreateBr(bb); return returnValue; } /* instruction 67: C__SRLI */ std::tuple __c__srli(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("C__SRLI_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 67); uint64_t PC = pc.val; uint8_t shamt = ((bit_sub<2, 5>(instr))); uint8_t rs1 = ((bit_sub<7, 3>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rs1}, {shamt}", fmt::arg("mnemonic", "c__srli"), fmt::arg("rs1", name(8 + rs1)), fmt::arg("shamt", shamt)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); this->builder.CreateStore( this->builder.CreateLShr(this->gen_reg_load(rs1 + 8 + traits::X0, 0), this->gen_ext(this->gen_const(8, shamt), 32, false)), get_reg_ptr(rs1 + 8 + traits::X0), false); bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 67); this->builder.CreateBr(bb); return returnValue; } /* instruction 68: C__SRAI */ std::tuple __c__srai(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("C__SRAI_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 68); uint64_t PC = pc.val; uint8_t shamt = ((bit_sub<2, 5>(instr))); uint8_t rs1 = ((bit_sub<7, 3>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rs1}, {shamt}", fmt::arg("mnemonic", "c__srai"), fmt::arg("rs1", name(8 + rs1)), fmt::arg("shamt", shamt)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); if(shamt) { this->builder.CreateStore( this->gen_ext((this->builder.CreateAShr((this->gen_ext(this->gen_reg_load(rs1 + 8 + traits::X0, 0), 32, false)), this->gen_ext(this->gen_const(8, shamt), 32, false))), 32, true), get_reg_ptr(rs1 + 8 + traits::X0), false); } else { if(static_cast(traits::XLEN) == 128) { this->builder.CreateStore( this->gen_ext((this->builder.CreateAShr((this->gen_ext(this->gen_reg_load(rs1 + 8 + traits::X0, 0), 32, false)), this->gen_ext(this->gen_const(8, 64), 32, false))), 32, true), get_reg_ptr(rs1 + 8 + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 68); this->builder.CreateBr(bb); return returnValue; } /* instruction 69: C__ANDI */ std::tuple __c__andi(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("C__ANDI_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 69); uint64_t PC = pc.val; uint8_t imm = ((bit_sub<2, 5>(instr)) | (bit_sub<12, 1>(instr) << 5)); uint8_t rs1 = ((bit_sub<7, 3>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rs1}, {imm:#05x}", fmt::arg("mnemonic", "c__andi"), fmt::arg("rs1", name(8 + rs1)), fmt::arg("imm", imm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); this->builder.CreateStore( this->gen_ext((this->builder.CreateAnd(this->gen_reg_load(rs1 + 8 + traits::X0, 0), this->gen_ext(this->gen_const(8, (int8_t)sext<6>(imm)), 32, true))), 32, true), get_reg_ptr(rs1 + 8 + traits::X0), false); bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 69); this->builder.CreateBr(bb); return returnValue; } /* instruction 70: C__SUB */ std::tuple __c__sub(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("C__SUB_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 70); uint64_t PC = pc.val; uint8_t rs2 = ((bit_sub<2, 3>(instr))); uint8_t rd = ((bit_sub<7, 3>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs2}", fmt::arg("mnemonic", "c__sub"), fmt::arg("rd", name(8 + rd)), fmt::arg("rs2", name(8 + rs2))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); this->builder.CreateStore( this->gen_ext((this->builder.CreateSub(this->gen_ext(this->gen_reg_load(rd + 8 + traits::X0, 0), 64, false), this->gen_ext(this->gen_reg_load(rs2 + 8 + traits::X0, 0), 64, false))), 32, true), get_reg_ptr(rd + 8 + traits::X0), false); bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 70); this->builder.CreateBr(bb); return returnValue; } /* instruction 71: C__XOR */ std::tuple __c__xor(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("C__XOR_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 71); uint64_t PC = pc.val; uint8_t rs2 = ((bit_sub<2, 3>(instr))); uint8_t rd = ((bit_sub<7, 3>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs2}", fmt::arg("mnemonic", "c__xor"), fmt::arg("rd", name(8 + rd)), fmt::arg("rs2", name(8 + rs2))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); this->builder.CreateStore( this->builder.CreateXor(this->gen_reg_load(rd + 8 + traits::X0, 0), this->gen_reg_load(rs2 + 8 + traits::X0, 0)), get_reg_ptr(rd + 8 + traits::X0), false); bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 71); this->builder.CreateBr(bb); return returnValue; } /* instruction 72: C__OR */ std::tuple __c__or(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("C__OR_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 72); uint64_t PC = pc.val; uint8_t rs2 = ((bit_sub<2, 3>(instr))); uint8_t rd = ((bit_sub<7, 3>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs2}", fmt::arg("mnemonic", "c__or"), fmt::arg("rd", name(8 + rd)), fmt::arg("rs2", name(8 + rs2))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); this->builder.CreateStore( this->builder.CreateOr(this->gen_reg_load(rd + 8 + traits::X0, 0), this->gen_reg_load(rs2 + 8 + traits::X0, 0)), get_reg_ptr(rd + 8 + traits::X0), false); bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 72); this->builder.CreateBr(bb); return returnValue; } /* instruction 73: C__AND */ std::tuple __c__and(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("C__AND_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 73); uint64_t PC = pc.val; uint8_t rs2 = ((bit_sub<2, 3>(instr))); uint8_t rd = ((bit_sub<7, 3>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs2}", fmt::arg("mnemonic", "c__and"), fmt::arg("rd", name(8 + rd)), fmt::arg("rs2", name(8 + rs2))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); this->builder.CreateStore( this->builder.CreateAnd(this->gen_reg_load(rd + 8 + traits::X0, 0), this->gen_reg_load(rs2 + 8 + traits::X0, 0)), get_reg_ptr(rd + 8 + traits::X0), false); bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 73); this->builder.CreateBr(bb); return returnValue; } /* instruction 74: C__J */ std::tuple __c__j(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("C__J_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 74); uint64_t PC = pc.val; uint16_t imm = ((bit_sub<2, 1>(instr) << 5) | (bit_sub<3, 3>(instr) << 1) | (bit_sub<6, 1>(instr) << 7) | (bit_sub<7, 1>(instr) << 6) | (bit_sub<8, 1>(instr) << 10) | (bit_sub<9, 2>(instr) << 8) | (bit_sub<11, 1>(instr) << 4) | (bit_sub<12, 1>(instr) << 11)); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {imm:#05x}", fmt::arg("mnemonic", "c__j"), fmt::arg("imm", imm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); auto PC_val_v = (uint32_t)(PC + (int16_t)sext<12>(imm)); this->builder.CreateStore(this->gen_const(32, PC_val_v), get_reg_ptr(traits::NEXT_PC), false); this->builder.CreateStore(this->gen_const(32, 2U), get_reg_ptr(traits::LAST_BRANCH), false); bb = this->leave_blk; auto returnValue = std::make_tuple(BRANCH, nullptr); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 74); this->builder.CreateBr(bb); return returnValue; } /* instruction 75: C__BEQZ */ std::tuple __c__beqz(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("C__BEQZ_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 75); uint64_t PC = pc.val; uint16_t imm = ((bit_sub<2, 1>(instr) << 5) | (bit_sub<3, 2>(instr) << 1) | (bit_sub<5, 2>(instr) << 6) | (bit_sub<10, 2>(instr) << 3) | (bit_sub<12, 1>(instr) << 8)); uint8_t rs1 = ((bit_sub<7, 3>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rs1}, {imm:#05x}", fmt::arg("mnemonic", "c__beqz"), fmt::arg("rs1", name(8 + rs1)), fmt::arg("imm", imm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); auto bb_merge = BasicBlock::Create(this->mod->getContext(), "bb_merge", this->func, this->leave_blk); auto bb_then = BasicBlock::Create(this->mod->getContext(), "bb_then", this->func, bb_merge); this->builder.CreateCondBr(this->gen_ext(this->builder.CreateICmp(ICmpInst::ICMP_EQ, this->gen_reg_load(rs1 + 8 + traits::X0, 0), this->gen_ext(this->gen_const(8, 0), 32, false)), 1), bb_then, bb_merge); this->builder.SetInsertPoint(bb_then); { auto PC_val_v = (uint32_t)(PC + (int16_t)sext<9>(imm)); this->builder.CreateStore(this->gen_const(32, PC_val_v), get_reg_ptr(traits::NEXT_PC), false); this->builder.CreateStore(this->gen_const(32, 2U), get_reg_ptr(traits::LAST_BRANCH), false); } this->builder.CreateBr(bb_merge); this->builder.SetInsertPoint(bb_merge); bb = this->leave_blk; auto returnValue = std::make_tuple(BRANCH, nullptr); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 75); this->builder.CreateBr(bb); return returnValue; } /* instruction 76: C__BNEZ */ std::tuple __c__bnez(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("C__BNEZ_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 76); uint64_t PC = pc.val; uint16_t imm = ((bit_sub<2, 1>(instr) << 5) | (bit_sub<3, 2>(instr) << 1) | (bit_sub<5, 2>(instr) << 6) | (bit_sub<10, 2>(instr) << 3) | (bit_sub<12, 1>(instr) << 8)); uint8_t rs1 = ((bit_sub<7, 3>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rs1}, {imm:#05x}", fmt::arg("mnemonic", "c__bnez"), fmt::arg("rs1", name(8 + rs1)), fmt::arg("imm", imm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); auto bb_merge = BasicBlock::Create(this->mod->getContext(), "bb_merge", this->func, this->leave_blk); auto bb_then = BasicBlock::Create(this->mod->getContext(), "bb_then", this->func, bb_merge); this->builder.CreateCondBr(this->gen_ext(this->builder.CreateICmp(ICmpInst::ICMP_NE, this->gen_reg_load(rs1 + 8 + traits::X0, 0), this->gen_ext(this->gen_const(8, 0), 32, false)), 1), bb_then, bb_merge); this->builder.SetInsertPoint(bb_then); { auto PC_val_v = (uint32_t)(PC + (int16_t)sext<9>(imm)); this->builder.CreateStore(this->gen_const(32, PC_val_v), get_reg_ptr(traits::NEXT_PC), false); this->builder.CreateStore(this->gen_const(32, 2U), get_reg_ptr(traits::LAST_BRANCH), false); } this->builder.CreateBr(bb_merge); this->builder.SetInsertPoint(bb_merge); bb = this->leave_blk; auto returnValue = std::make_tuple(BRANCH, nullptr); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 76); this->builder.CreateBr(bb); return returnValue; } /* instruction 77: C__SLLI */ std::tuple __c__slli(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("C__SLLI_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 77); uint64_t PC = pc.val; uint8_t nzuimm = ((bit_sub<2, 5>(instr))); uint8_t rs1 = ((bit_sub<7, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rs1}, {nzuimm}", fmt::arg("mnemonic", "c__slli"), fmt::arg("rs1", name(rs1)), fmt::arg("nzuimm", nzuimm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); if(rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { if(rs1 != 0) { this->builder.CreateStore( this->builder.CreateShl(this->gen_reg_load(rs1 + traits::X0, 0), this->gen_ext(this->gen_const(8, nzuimm), 32, false)), get_reg_ptr(rs1 + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 77); this->builder.CreateBr(bb); return returnValue; } /* instruction 78: C__LWSP */ std::tuple __c__lwsp(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("C__LWSP_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 78); uint64_t PC = pc.val; uint8_t uimm = ((bit_sub<2, 2>(instr) << 6) | (bit_sub<4, 3>(instr) << 2) | (bit_sub<12, 1>(instr) << 5)); uint8_t rd = ((bit_sub<7, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, sp, {uimm:#05x}", fmt::arg("mnemonic", "c__lwsp"), fmt::arg("rd", name(rd)), fmt::arg("uimm", uimm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS) || rd == 0) { this->gen_raise_trap(0, 2); } else { auto offs = this->gen_ext((this->builder.CreateAdd(this->gen_ext(this->gen_reg_load(2 + traits::X0, 0), 64, false), this->gen_ext(this->gen_const(8, uimm), 64, false))), 32, false); this->builder.CreateStore(this->gen_ext(this->gen_ext(this->gen_read_mem(traits::MEM, offs, 4), 32, false), 32, true), get_reg_ptr(rd + traits::X0), false); } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 78); this->builder.CreateBr(bb); return returnValue; } /* instruction 79: C__MV */ std::tuple __c__mv(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("C__MV_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 79); uint64_t PC = pc.val; uint8_t rs2 = ((bit_sub<2, 5>(instr))); uint8_t rd = ((bit_sub<7, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs2}", fmt::arg("mnemonic", "c__mv"), fmt::arg("rd", name(rd)), fmt::arg("rs2", name(rs2))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { if(rd != 0) { this->builder.CreateStore(this->gen_reg_load(rs2 + traits::X0, 0), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 79); this->builder.CreateBr(bb); return returnValue; } /* instruction 80: C__JR */ std::tuple __c__jr(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("C__JR_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 80); uint64_t PC = pc.val; uint8_t rs1 = ((bit_sub<7, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rs1}", fmt::arg("mnemonic", "c__jr"), fmt::arg("rs1", name(rs1))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); if(rs1 && rs1 < static_cast(traits::RFS)) { auto addr_mask = this->gen_const(32, (uint32_t)-2); auto PC_val_v = this->builder.CreateAnd(this->gen_reg_load(rs1 % static_cast(traits::RFS) + traits::X0, 0), addr_mask); this->builder.CreateStore(PC_val_v, get_reg_ptr(traits::NEXT_PC), false); this->builder.CreateStore(this->gen_const(32, 2U), get_reg_ptr(traits::LAST_BRANCH), false); } else { this->gen_raise_trap(0, 2); } bb = this->leave_blk; auto returnValue = std::make_tuple(BRANCH, nullptr); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 80); this->builder.CreateBr(bb); return returnValue; } /* instruction 81: __reserved_cmv */ std::tuple ____reserved_cmv(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("__reserved_cmv_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 81); uint64_t PC = pc.val; if(this->disass_enabled) { /* generate console output when executing the command */ // This disass is not yet implemented } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); this->gen_raise_trap(0, 2); bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 81); this->builder.CreateBr(bb); return returnValue; } /* instruction 82: C__ADD */ std::tuple __c__add(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("C__ADD_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 82); uint64_t PC = pc.val; uint8_t rs2 = ((bit_sub<2, 5>(instr))); uint8_t rd = ((bit_sub<7, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rd}, {rs2}", fmt::arg("mnemonic", "c__add"), fmt::arg("rd", name(rd)), fmt::arg("rs2", name(rs2))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); if(rd >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { if(rd != 0) { this->builder.CreateStore( this->gen_ext((this->builder.CreateAdd(this->gen_ext(this->gen_reg_load(rd + traits::X0, 0), 64, false), this->gen_ext(this->gen_reg_load(rs2 + traits::X0, 0), 64, false))), 32, false), get_reg_ptr(rd + traits::X0), false); } } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 82); this->builder.CreateBr(bb); return returnValue; } /* instruction 83: C__JALR */ std::tuple __c__jalr(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("C__JALR_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 83); uint64_t PC = pc.val; uint8_t rs1 = ((bit_sub<7, 5>(instr))); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rs1}", fmt::arg("mnemonic", "c__jalr"), fmt::arg("rs1", name(rs1))); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); if(rs1 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto addr_mask = this->gen_const(32, (uint32_t)-2); auto new_pc = this->gen_reg_load(rs1 + traits::X0, 0); this->builder.CreateStore(this->gen_const(32, (uint32_t)(PC + 2)), get_reg_ptr(1 + traits::X0), false); auto PC_val_v = this->builder.CreateAnd(new_pc, addr_mask); this->builder.CreateStore(PC_val_v, get_reg_ptr(traits::NEXT_PC), false); this->builder.CreateStore(this->gen_const(32, 2U), get_reg_ptr(traits::LAST_BRANCH), false); } bb = this->leave_blk; auto returnValue = std::make_tuple(BRANCH, nullptr); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 83); this->builder.CreateBr(bb); return returnValue; } /* instruction 84: C__EBREAK */ std::tuple __c__ebreak(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("C__EBREAK_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 84); uint64_t PC = pc.val; if(this->disass_enabled) { /* generate console output when executing the command */ // This disass is not yet implemented } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); this->gen_raise_trap(0, 3); bb = this->leave_blk; auto returnValue = std::make_tuple(TRAP, nullptr); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 84); this->builder.CreateBr(bb); return returnValue; } /* instruction 85: C__SWSP */ std::tuple __c__swsp(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("C__SWSP_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 85); uint64_t PC = pc.val; uint8_t rs2 = ((bit_sub<2, 5>(instr))); uint8_t uimm = ((bit_sub<7, 2>(instr) << 6) | (bit_sub<9, 4>(instr) << 2)); if(this->disass_enabled) { /* generate console output when executing the command */ auto mnemonic = fmt::format("{mnemonic:10} {rs2}, {uimm:#05x}(sp)", fmt::arg("mnemonic", "c__swsp"), fmt::arg("rs2", name(rs2)), fmt::arg("uimm", uimm)); std::vector args{ this->core_ptr, this->gen_const(64, pc.val), this->builder.CreateGlobalStringPtr(mnemonic), }; this->builder.CreateCall(this->mod->getFunction("print_disass"), args); } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); if(rs2 >= static_cast(traits::RFS)) { this->gen_raise_trap(0, 2); } else { auto offs = this->gen_ext((this->builder.CreateAdd(this->gen_ext(this->gen_reg_load(2 + traits::X0, 0), 64, false), this->gen_ext(this->gen_const(8, uimm), 64, false))), 32, false); this->gen_write_mem(traits::MEM, offs, this->gen_ext(this->gen_reg_load(rs2 + traits::X0, 0), 32, false)); } bb = BasicBlock::Create(this->mod->getContext(), "entry", this->func, this->leave_blk); auto returnValue = std::make_tuple(CONT, bb); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 85); this->builder.CreateBr(bb); return returnValue; } /* instruction 86: DII */ std::tuple __dii(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { bb->setName(fmt::format("DII_0x{:X}", pc.val)); this->gen_sync(PRE_SYNC, 86); uint64_t PC = pc.val; if(this->disass_enabled) { /* generate console output when executing the command */ // This disass is not yet implemented } auto cur_pc_val = this->gen_const(32, pc.val); pc = pc + 2; this->gen_set_pc(pc, traits::NEXT_PC); this->gen_raise_trap(0, 2); bb = this->leave_blk; auto returnValue = std::make_tuple(TRAP, nullptr); this->gen_trap_check(bb); this->gen_sync(POST_SYNC, 86); this->builder.CreateBr(bb); return returnValue; } /**************************************************************************** * end opcode definitions ****************************************************************************/ std::tuple illegal_intruction(virt_addr_t& pc, code_word_t instr, BasicBlock* bb) { this->gen_sync(iss::PRE_SYNC, instr_descr.size()); this->builder.CreateStore(this->builder.CreateLoad(this->get_typeptr(traits::NEXT_PC), get_reg_ptr(traits::NEXT_PC), true), get_reg_ptr(traits::PC), true); this->builder.CreateStore( this->builder.CreateAdd(this->builder.CreateLoad(this->get_typeptr(traits::ICOUNT), get_reg_ptr(traits::ICOUNT), true), this->gen_const(64U, 1)), get_reg_ptr(traits::ICOUNT), true); pc = pc + ((instr & 3) == 3 ? 4 : 2); this->gen_raise_trap(0, 2); // illegal instruction trap this->gen_sync(iss::POST_SYNC, instr_descr.size()); this->gen_trap_check(this->leave_blk); return std::make_tuple(BRANCH, nullptr); } // decoding functionality void populate_decoding_tree(decoding_tree_node* root) { // create submask for(auto instr : root->instrs) { root->submask &= instr.mask; } // put each instr according to submask&encoding into children for(auto instr : root->instrs) { bool foundMatch = false; for(auto child : root->children) { // use value as identifying trait if(child->value == (instr.value & root->submask)) { child->instrs.push_back(instr); foundMatch = true; } } if(!foundMatch) { decoding_tree_node* child = new decoding_tree_node(instr.value & root->submask); child->instrs.push_back(instr); root->children.push_back(child); } } root->instrs.clear(); // call populate_decoding_tree for all children if(root->children.size() > 1) for(auto child : root->children) { populate_decoding_tree(child); } else { // sort instrs by value of the mask, this works bc we want to have the least restrictive one last std::sort(root->children[0]->instrs.begin(), root->children[0]->instrs.end(), [](const instruction_descriptor& instr1, const instruction_descriptor& instr2) { return instr1.mask > instr2.mask; }); } } compile_func decode_instr(decoding_tree_node* node, code_word_t word) { if(!node->children.size()) { if(node->instrs.size() == 1) return node->instrs[0].op; for(auto instr : node->instrs) { if((instr.mask & word) == instr.value) return instr.op; } } else { for(auto child : node->children) { if(child->value == (node->submask & word)) { return decode_instr(child, word); } } } return nullptr; } }; template void debug_fn(CODE_WORD instr) { volatile CODE_WORD x = instr; instr = 2 * x; } template vm_impl::vm_impl() { this(new ARCH()); } template vm_impl::vm_impl(ARCH& core, unsigned core_id, unsigned cluster_id) : vm_base(core, core_id, cluster_id) { root = new decoding_tree_node(std::numeric_limits::max()); for(auto instr : instr_descr) { root->instrs.push_back(instr); } populate_decoding_tree(root); } template std::tuple vm_impl::gen_single_inst_behavior(virt_addr_t& pc, unsigned int& inst_cnt, BasicBlock* this_block) { // we fetch at max 4 byte, alignment is 2 enum { TRAP_ID = 1 << 16 }; code_word_t instr = 0; // const typename traits::addr_t upper_bits = ~traits::PGMASK; phys_addr_t paddr(pc); auto* const data = (uint8_t*)&instr; if(this->core.has_mmu()) paddr = this->core.virt2phys(pc); // TODO: re-add page handling // if ((pc.val & upper_bits) != ((pc.val + 2) & upper_bits)) { // we may cross a page boundary // auto res = this->core.read(paddr, 2, data); // if (res != iss::Ok) throw trap_access(TRAP_ID, pc.val); // if ((instr & 0x3) == 0x3) { // this is a 32bit instruction // res = this->core.read(this->core.v2p(pc + 2), 2, data + 2); // } // } else { auto res = this->core.read(paddr, 4, data); if(res != iss::Ok) throw trap_access(TRAP_ID, pc.val); // } if(instr == 0x0000006f || (instr & 0xffff) == 0xa001) throw simulation_stopped(0); // 'J 0' or 'C.J 0' // curr pc on stack ++inst_cnt; auto f = decode_instr(root, instr); if(f == nullptr) { f = &this_class::illegal_intruction; } return (this->*f)(pc, instr, this_block); } template void vm_impl::gen_leave_behavior(BasicBlock* leave_blk) { this->builder.SetInsertPoint(leave_blk); this->builder.CreateRet(this->builder.CreateLoad(this->get_typeptr(traits::NEXT_PC), get_reg_ptr(traits::NEXT_PC), false)); } template void vm_impl::gen_raise_trap(uint16_t trap_id, uint16_t cause) { auto* TRAP_val = this->gen_const(32, 0x80 << 24 | (cause << 16) | trap_id); this->builder.CreateStore(TRAP_val, get_reg_ptr(traits::TRAP_STATE), true); this->builder.CreateStore(this->gen_const(32U, std::numeric_limits::max()), get_reg_ptr(traits::LAST_BRANCH), false); } template void vm_impl::gen_leave_trap(unsigned lvl) { std::vector args{this->core_ptr, ConstantInt::get(getContext(), APInt(64, lvl))}; this->builder.CreateCall(this->mod->getFunction("leave_trap"), args); auto* PC_val = this->gen_read_mem(traits::CSR, (lvl << 8) + 0x41, traits::XLEN / 8); this->builder.CreateStore(PC_val, get_reg_ptr(traits::NEXT_PC), false); this->builder.CreateStore(this->gen_const(32U, std::numeric_limits::max()), get_reg_ptr(traits::LAST_BRANCH), false); } template void vm_impl::gen_wait(unsigned type) { std::vector args{this->core_ptr, ConstantInt::get(getContext(), APInt(64, type))}; this->builder.CreateCall(this->mod->getFunction("wait"), args); } template void vm_impl::gen_trap_behavior(BasicBlock* trap_blk) { this->builder.SetInsertPoint(trap_blk); this->gen_sync(POST_SYNC, -1); // TODO get right InstrId auto* trap_state_val = this->builder.CreateLoad(this->get_typeptr(traits::TRAP_STATE), get_reg_ptr(traits::TRAP_STATE), true); this->builder.CreateStore(this->gen_const(32U, std::numeric_limits::max()), get_reg_ptr(traits::LAST_BRANCH), false); std::vector args{this->core_ptr, this->adj_to64(trap_state_val), this->adj_to64(this->builder.CreateLoad(this->get_typeptr(traits::PC), get_reg_ptr(traits::PC), false))}; this->builder.CreateCall(this->mod->getFunction("enter_trap"), args); auto* trap_addr_val = this->builder.CreateLoad(this->get_typeptr(traits::NEXT_PC), get_reg_ptr(traits::NEXT_PC), false); this->builder.CreateRet(trap_addr_val); } template inline void vm_impl::gen_trap_check(BasicBlock* bb) { auto* target_bb = BasicBlock::Create(this->mod->getContext(), "", this->func, bb); auto* v = this->builder.CreateLoad(this->get_typeptr(traits::TRAP_STATE), get_reg_ptr(traits::TRAP_STATE), true); this->gen_cond_branch( this->builder.CreateICmp(ICmpInst::ICMP_EQ, v, ConstantInt::get(getContext(), APInt(v->getType()->getIntegerBitWidth(), 0))), target_bb, this->trap_blk, 1); this->builder.SetInsertPoint(target_bb); } } // namespace tgc5c template <> std::unique_ptr create(arch::tgc5c* core, unsigned short port, bool dump) { auto ret = new tgc5c::vm_impl(*core, dump); if(port != 0) debugger::server::run_server(ret, port); return std::unique_ptr(ret); } } // namespace llvm } // namespace iss #include #include #include namespace iss { namespace { volatile std::array dummy = { core_factory::instance().register_creator("tgc5c|m_p|llvm", [](unsigned port, void*) -> std::tuple { auto* cpu = new iss::arch::riscv_hart_m_p(); auto* vm = new llvm::tgc5c::vm_impl(*cpu, false); if(port != 0) debugger::server::run_server(vm, port); return {cpu_ptr{cpu}, vm_ptr{vm}}; }), core_factory::instance().register_creator("tgc5c|mu_p|llvm", [](unsigned port, void*) -> std::tuple { auto* cpu = new iss::arch::riscv_hart_mu_p(); auto* vm = new llvm::tgc5c::vm_impl(*cpu, false); if(port != 0) debugger::server::run_server(vm, port); return {cpu_ptr{cpu}, vm_ptr{vm}}; })}; } } // namespace iss