4569 lines
206 KiB
C++
4569 lines
206 KiB
C++
/*******************************************************************************
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* Copyright (C) 2017, 2018 MINRES Technologies GmbH
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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*******************************************************************************/
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// clang-format off
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#include <iss/arch/tgc5c.h>
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#include <iss/debugger/gdb_session.h>
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#include <iss/debugger/server.h>
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#include <iss/iss.h>
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#include <iss/llvm/vm_base.h>
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#include <util/logging.h>
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#ifndef FMT_HEADER_ONLY
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#define FMT_HEADER_ONLY
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#endif
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#include <fmt/format.h>
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#include <array>
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#include <iss/debugger/riscv_target_adapter.h>
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namespace iss {
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namespace llvm {
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namespace fp_impl {
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void add_fp_functions_2_module(::llvm::Module *, unsigned, unsigned);
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}
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namespace tgc5c {
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using namespace ::llvm;
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using namespace iss::arch;
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using namespace iss::debugger;
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template <typename ARCH> class vm_impl : public iss::llvm::vm_base<ARCH> {
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public:
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using traits = arch::traits<ARCH>;
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using super = typename iss::llvm::vm_base<ARCH>;
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using virt_addr_t = typename super::virt_addr_t;
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using phys_addr_t = typename super::phys_addr_t;
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using code_word_t = typename super::code_word_t;
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using addr_t = typename super::addr_t;
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vm_impl();
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vm_impl(ARCH &core, unsigned core_id = 0, unsigned cluster_id = 0);
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void enableDebug(bool enable) { super::sync_exec = super::ALL_SYNC; }
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target_adapter_if *accquire_target_adapter(server_if *srv) override {
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debugger_if::dbg_enabled = true;
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if (vm_base<ARCH>::tgt_adapter == nullptr)
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vm_base<ARCH>::tgt_adapter = new riscv_target_adapter<ARCH>(srv, this->get_arch());
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return vm_base<ARCH>::tgt_adapter;
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}
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protected:
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using vm_base<ARCH>::get_reg_ptr;
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inline const char *name(size_t index){return traits::reg_aliases.at(index);}
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template <typename T> inline ConstantInt *size(T type) {
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return ConstantInt::get(getContext(), APInt(32, type->getType()->getScalarSizeInBits()));
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}
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void setup_module(Module* m) override {
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super::setup_module(m);
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iss::llvm::fp_impl::add_fp_functions_2_module(m, traits::FP_REGS_SIZE, traits::XLEN);
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}
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inline Value *gen_choose(Value *cond, Value *trueVal, Value *falseVal, unsigned size) {
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return super::gen_cond_assign(cond, this->gen_ext(trueVal, size), this->gen_ext(falseVal, size));
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}
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std::tuple<continuation_e, BasicBlock *> gen_single_inst_behavior(virt_addr_t &, unsigned int &, BasicBlock *) override;
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void gen_leave_behavior(BasicBlock *leave_blk) override;
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void gen_raise_trap(uint16_t trap_id, uint16_t cause);
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void gen_leave_trap(unsigned lvl);
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void gen_wait(unsigned type);
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void gen_trap_behavior(BasicBlock *) override;
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void gen_trap_check(BasicBlock *bb);
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inline Value *gen_reg_load(unsigned i, unsigned level = 0) {
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return this->builder.CreateLoad(this->get_typeptr(i), get_reg_ptr(i), false);
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}
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inline void gen_set_pc(virt_addr_t pc, unsigned reg_num) {
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Value *next_pc_v = this->builder.CreateSExtOrTrunc(this->gen_const(traits::XLEN, pc.val),
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this->get_type(traits::XLEN));
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this->builder.CreateStore(next_pc_v, get_reg_ptr(reg_num), true);
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}
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// some compile time constants
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using this_class = vm_impl<ARCH>;
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using compile_func = std::tuple<continuation_e, BasicBlock *> (this_class::*)(virt_addr_t &pc,
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code_word_t instr,
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BasicBlock *bb);
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template<unsigned W, typename U, typename S = typename std::make_signed<U>::type>
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inline S sext(U from) {
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auto mask = (1ULL<<W) - 1;
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auto sign_mask = 1ULL<<(W-1);
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return (from & mask) | ((from & sign_mask) ? ~mask : 0);
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}
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private:
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/****************************************************************************
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* start opcode definitions
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****************************************************************************/
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struct instruction_descriptor {
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size_t length;
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uint32_t value;
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uint32_t mask;
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compile_func op;
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};
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struct decoding_tree_node{
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std::vector<instruction_descriptor> instrs;
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std::vector<decoding_tree_node*> children;
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uint32_t submask = std::numeric_limits<uint32_t>::max();
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uint32_t value;
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decoding_tree_node(uint32_t value) : value(value){}
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};
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decoding_tree_node* root {nullptr};
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const std::array<instruction_descriptor, 87> instr_descr = {{
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/* entries are: size, valid value, valid mask, function ptr */
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/* instruction LUI, encoding '0b00000000000000000000000000110111' */
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{32, 0b00000000000000000000000000110111, 0b00000000000000000000000001111111, &this_class::__lui},
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/* instruction AUIPC, encoding '0b00000000000000000000000000010111' */
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{32, 0b00000000000000000000000000010111, 0b00000000000000000000000001111111, &this_class::__auipc},
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/* instruction JAL, encoding '0b00000000000000000000000001101111' */
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{32, 0b00000000000000000000000001101111, 0b00000000000000000000000001111111, &this_class::__jal},
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/* instruction JALR, encoding '0b00000000000000000000000001100111' */
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{32, 0b00000000000000000000000001100111, 0b00000000000000000111000001111111, &this_class::__jalr},
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/* instruction BEQ, encoding '0b00000000000000000000000001100011' */
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{32, 0b00000000000000000000000001100011, 0b00000000000000000111000001111111, &this_class::__beq},
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/* instruction BNE, encoding '0b00000000000000000001000001100011' */
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{32, 0b00000000000000000001000001100011, 0b00000000000000000111000001111111, &this_class::__bne},
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/* instruction BLT, encoding '0b00000000000000000100000001100011' */
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{32, 0b00000000000000000100000001100011, 0b00000000000000000111000001111111, &this_class::__blt},
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/* instruction BGE, encoding '0b00000000000000000101000001100011' */
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{32, 0b00000000000000000101000001100011, 0b00000000000000000111000001111111, &this_class::__bge},
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/* instruction BLTU, encoding '0b00000000000000000110000001100011' */
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{32, 0b00000000000000000110000001100011, 0b00000000000000000111000001111111, &this_class::__bltu},
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/* instruction BGEU, encoding '0b00000000000000000111000001100011' */
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{32, 0b00000000000000000111000001100011, 0b00000000000000000111000001111111, &this_class::__bgeu},
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/* instruction LB, encoding '0b00000000000000000000000000000011' */
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{32, 0b00000000000000000000000000000011, 0b00000000000000000111000001111111, &this_class::__lb},
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/* instruction LH, encoding '0b00000000000000000001000000000011' */
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{32, 0b00000000000000000001000000000011, 0b00000000000000000111000001111111, &this_class::__lh},
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/* instruction LW, encoding '0b00000000000000000010000000000011' */
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{32, 0b00000000000000000010000000000011, 0b00000000000000000111000001111111, &this_class::__lw},
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/* instruction LBU, encoding '0b00000000000000000100000000000011' */
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{32, 0b00000000000000000100000000000011, 0b00000000000000000111000001111111, &this_class::__lbu},
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/* instruction LHU, encoding '0b00000000000000000101000000000011' */
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{32, 0b00000000000000000101000000000011, 0b00000000000000000111000001111111, &this_class::__lhu},
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/* instruction SB, encoding '0b00000000000000000000000000100011' */
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{32, 0b00000000000000000000000000100011, 0b00000000000000000111000001111111, &this_class::__sb},
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/* instruction SH, encoding '0b00000000000000000001000000100011' */
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{32, 0b00000000000000000001000000100011, 0b00000000000000000111000001111111, &this_class::__sh},
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/* instruction SW, encoding '0b00000000000000000010000000100011' */
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{32, 0b00000000000000000010000000100011, 0b00000000000000000111000001111111, &this_class::__sw},
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/* instruction ADDI, encoding '0b00000000000000000000000000010011' */
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{32, 0b00000000000000000000000000010011, 0b00000000000000000111000001111111, &this_class::__addi},
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/* instruction SLTI, encoding '0b00000000000000000010000000010011' */
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{32, 0b00000000000000000010000000010011, 0b00000000000000000111000001111111, &this_class::__slti},
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/* instruction SLTIU, encoding '0b00000000000000000011000000010011' */
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{32, 0b00000000000000000011000000010011, 0b00000000000000000111000001111111, &this_class::__sltiu},
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/* instruction XORI, encoding '0b00000000000000000100000000010011' */
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{32, 0b00000000000000000100000000010011, 0b00000000000000000111000001111111, &this_class::__xori},
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/* instruction ORI, encoding '0b00000000000000000110000000010011' */
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{32, 0b00000000000000000110000000010011, 0b00000000000000000111000001111111, &this_class::__ori},
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/* instruction ANDI, encoding '0b00000000000000000111000000010011' */
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{32, 0b00000000000000000111000000010011, 0b00000000000000000111000001111111, &this_class::__andi},
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/* instruction SLLI, encoding '0b00000000000000000001000000010011' */
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{32, 0b00000000000000000001000000010011, 0b11111110000000000111000001111111, &this_class::__slli},
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/* instruction SRLI, encoding '0b00000000000000000101000000010011' */
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{32, 0b00000000000000000101000000010011, 0b11111110000000000111000001111111, &this_class::__srli},
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/* instruction SRAI, encoding '0b01000000000000000101000000010011' */
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{32, 0b01000000000000000101000000010011, 0b11111110000000000111000001111111, &this_class::__srai},
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/* instruction ADD, encoding '0b00000000000000000000000000110011' */
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{32, 0b00000000000000000000000000110011, 0b11111110000000000111000001111111, &this_class::__add},
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/* instruction SUB, encoding '0b01000000000000000000000000110011' */
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{32, 0b01000000000000000000000000110011, 0b11111110000000000111000001111111, &this_class::__sub},
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/* instruction SLL, encoding '0b00000000000000000001000000110011' */
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{32, 0b00000000000000000001000000110011, 0b11111110000000000111000001111111, &this_class::__sll},
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/* instruction SLT, encoding '0b00000000000000000010000000110011' */
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{32, 0b00000000000000000010000000110011, 0b11111110000000000111000001111111, &this_class::__slt},
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/* instruction SLTU, encoding '0b00000000000000000011000000110011' */
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{32, 0b00000000000000000011000000110011, 0b11111110000000000111000001111111, &this_class::__sltu},
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/* instruction XOR, encoding '0b00000000000000000100000000110011' */
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{32, 0b00000000000000000100000000110011, 0b11111110000000000111000001111111, &this_class::__xor},
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/* instruction SRL, encoding '0b00000000000000000101000000110011' */
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{32, 0b00000000000000000101000000110011, 0b11111110000000000111000001111111, &this_class::__srl},
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/* instruction SRA, encoding '0b01000000000000000101000000110011' */
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{32, 0b01000000000000000101000000110011, 0b11111110000000000111000001111111, &this_class::__sra},
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/* instruction OR, encoding '0b00000000000000000110000000110011' */
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{32, 0b00000000000000000110000000110011, 0b11111110000000000111000001111111, &this_class::__or},
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/* instruction AND, encoding '0b00000000000000000111000000110011' */
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{32, 0b00000000000000000111000000110011, 0b11111110000000000111000001111111, &this_class::__and},
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/* instruction FENCE, encoding '0b00000000000000000000000000001111' */
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{32, 0b00000000000000000000000000001111, 0b00000000000000000111000001111111, &this_class::__fence},
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/* instruction ECALL, encoding '0b00000000000000000000000001110011' */
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{32, 0b00000000000000000000000001110011, 0b11111111111111111111111111111111, &this_class::__ecall},
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/* instruction EBREAK, encoding '0b00000000000100000000000001110011' */
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{32, 0b00000000000100000000000001110011, 0b11111111111111111111111111111111, &this_class::__ebreak},
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/* instruction MRET, encoding '0b00110000001000000000000001110011' */
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{32, 0b00110000001000000000000001110011, 0b11111111111111111111111111111111, &this_class::__mret},
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/* instruction WFI, encoding '0b00010000010100000000000001110011' */
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{32, 0b00010000010100000000000001110011, 0b11111111111111111111111111111111, &this_class::__wfi},
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/* instruction CSRRW, encoding '0b00000000000000000001000001110011' */
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{32, 0b00000000000000000001000001110011, 0b00000000000000000111000001111111, &this_class::__csrrw},
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/* instruction CSRRS, encoding '0b00000000000000000010000001110011' */
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{32, 0b00000000000000000010000001110011, 0b00000000000000000111000001111111, &this_class::__csrrs},
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/* instruction CSRRC, encoding '0b00000000000000000011000001110011' */
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{32, 0b00000000000000000011000001110011, 0b00000000000000000111000001111111, &this_class::__csrrc},
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/* instruction CSRRWI, encoding '0b00000000000000000101000001110011' */
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{32, 0b00000000000000000101000001110011, 0b00000000000000000111000001111111, &this_class::__csrrwi},
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/* instruction CSRRSI, encoding '0b00000000000000000110000001110011' */
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{32, 0b00000000000000000110000001110011, 0b00000000000000000111000001111111, &this_class::__csrrsi},
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/* instruction CSRRCI, encoding '0b00000000000000000111000001110011' */
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{32, 0b00000000000000000111000001110011, 0b00000000000000000111000001111111, &this_class::__csrrci},
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/* instruction FENCE_I, encoding '0b00000000000000000001000000001111' */
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{32, 0b00000000000000000001000000001111, 0b00000000000000000111000001111111, &this_class::__fence_i},
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/* instruction MUL, encoding '0b00000010000000000000000000110011' */
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{32, 0b00000010000000000000000000110011, 0b11111110000000000111000001111111, &this_class::__mul},
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/* instruction MULH, encoding '0b00000010000000000001000000110011' */
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{32, 0b00000010000000000001000000110011, 0b11111110000000000111000001111111, &this_class::__mulh},
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/* instruction MULHSU, encoding '0b00000010000000000010000000110011' */
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{32, 0b00000010000000000010000000110011, 0b11111110000000000111000001111111, &this_class::__mulhsu},
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/* instruction MULHU, encoding '0b00000010000000000011000000110011' */
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{32, 0b00000010000000000011000000110011, 0b11111110000000000111000001111111, &this_class::__mulhu},
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/* instruction DIV, encoding '0b00000010000000000100000000110011' */
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{32, 0b00000010000000000100000000110011, 0b11111110000000000111000001111111, &this_class::__div},
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/* instruction DIVU, encoding '0b00000010000000000101000000110011' */
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{32, 0b00000010000000000101000000110011, 0b11111110000000000111000001111111, &this_class::__divu},
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/* instruction REM, encoding '0b00000010000000000110000000110011' */
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{32, 0b00000010000000000110000000110011, 0b11111110000000000111000001111111, &this_class::__rem},
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/* instruction REMU, encoding '0b00000010000000000111000000110011' */
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{32, 0b00000010000000000111000000110011, 0b11111110000000000111000001111111, &this_class::__remu},
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/* instruction C__ADDI4SPN, encoding '0b0000000000000000' */
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{16, 0b0000000000000000, 0b1110000000000011, &this_class::__c__addi4spn},
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/* instruction C__LW, encoding '0b0100000000000000' */
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{16, 0b0100000000000000, 0b1110000000000011, &this_class::__c__lw},
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/* instruction C__SW, encoding '0b1100000000000000' */
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{16, 0b1100000000000000, 0b1110000000000011, &this_class::__c__sw},
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/* instruction C__ADDI, encoding '0b0000000000000001' */
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{16, 0b0000000000000001, 0b1110000000000011, &this_class::__c__addi},
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/* instruction C__NOP, encoding '0b0000000000000001' */
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{16, 0b0000000000000001, 0b1110111110000011, &this_class::__c__nop},
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/* instruction C__JAL, encoding '0b0010000000000001' */
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{16, 0b0010000000000001, 0b1110000000000011, &this_class::__c__jal},
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/* instruction C__LI, encoding '0b0100000000000001' */
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{16, 0b0100000000000001, 0b1110000000000011, &this_class::__c__li},
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/* instruction C__LUI, encoding '0b0110000000000001' */
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{16, 0b0110000000000001, 0b1110000000000011, &this_class::__c__lui},
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/* instruction C__ADDI16SP, encoding '0b0110000100000001' */
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{16, 0b0110000100000001, 0b1110111110000011, &this_class::__c__addi16sp},
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/* instruction __reserved_clui, encoding '0b0110000000000001' */
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{16, 0b0110000000000001, 0b1111000001111111, &this_class::____reserved_clui},
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/* instruction C__SRLI, encoding '0b1000000000000001' */
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{16, 0b1000000000000001, 0b1111110000000011, &this_class::__c__srli},
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/* instruction C__SRAI, encoding '0b1000010000000001' */
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{16, 0b1000010000000001, 0b1111110000000011, &this_class::__c__srai},
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/* instruction C__ANDI, encoding '0b1000100000000001' */
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{16, 0b1000100000000001, 0b1110110000000011, &this_class::__c__andi},
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/* instruction C__SUB, encoding '0b1000110000000001' */
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{16, 0b1000110000000001, 0b1111110001100011, &this_class::__c__sub},
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/* instruction C__XOR, encoding '0b1000110000100001' */
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{16, 0b1000110000100001, 0b1111110001100011, &this_class::__c__xor},
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/* instruction C__OR, encoding '0b1000110001000001' */
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{16, 0b1000110001000001, 0b1111110001100011, &this_class::__c__or},
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/* instruction C__AND, encoding '0b1000110001100001' */
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{16, 0b1000110001100001, 0b1111110001100011, &this_class::__c__and},
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/* instruction C__J, encoding '0b1010000000000001' */
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{16, 0b1010000000000001, 0b1110000000000011, &this_class::__c__j},
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/* instruction C__BEQZ, encoding '0b1100000000000001' */
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{16, 0b1100000000000001, 0b1110000000000011, &this_class::__c__beqz},
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/* instruction C__BNEZ, encoding '0b1110000000000001' */
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{16, 0b1110000000000001, 0b1110000000000011, &this_class::__c__bnez},
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|
/* instruction C__SLLI, encoding '0b0000000000000010' */
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{16, 0b0000000000000010, 0b1111000000000011, &this_class::__c__slli},
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/* instruction C__LWSP, encoding '0b0100000000000010' */
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{16, 0b0100000000000010, 0b1110000000000011, &this_class::__c__lwsp},
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/* instruction C__MV, encoding '0b1000000000000010' */
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{16, 0b1000000000000010, 0b1111000000000011, &this_class::__c__mv},
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/* instruction C__JR, encoding '0b1000000000000010' */
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{16, 0b1000000000000010, 0b1111000001111111, &this_class::__c__jr},
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/* instruction __reserved_cmv, encoding '0b1000000000000010' */
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{16, 0b1000000000000010, 0b1111111111111111, &this_class::____reserved_cmv},
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/* instruction C__ADD, encoding '0b1001000000000010' */
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{16, 0b1001000000000010, 0b1111000000000011, &this_class::__c__add},
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/* instruction C__JALR, encoding '0b1001000000000010' */
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{16, 0b1001000000000010, 0b1111000001111111, &this_class::__c__jalr},
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/* instruction C__EBREAK, encoding '0b1001000000000010' */
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{16, 0b1001000000000010, 0b1111111111111111, &this_class::__c__ebreak},
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/* instruction C__SWSP, encoding '0b1100000000000010' */
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{16, 0b1100000000000010, 0b1110000000000011, &this_class::__c__swsp},
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/* instruction DII, encoding '0b0000000000000000' */
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{16, 0b0000000000000000, 0b1111111111111111, &this_class::__dii},
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}};
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/* instruction definitions */
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/* instruction 0: LUI */
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std::tuple<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)) {
|
|
this->gen_raise_trap(0, 2);
|
|
}
|
|
else{
|
|
if(imm%static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(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<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(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<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(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<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(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<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(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<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(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<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(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<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(traits::RFS)||rs2>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(traits::RFS)||rs2>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(traits::RFS)||rs2>=static_cast<uint32_t>(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<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(traits::RFS)||rs2>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(traits::RFS)||rs2>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(traits::RFS)||rs2>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(traits::RFS)||rs2>=static_cast<uint32_t>(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<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(traits::RFS)||rs2>=static_cast<uint32_t>(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<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(traits::RFS)||rs2>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(traits::RFS)||rs2>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(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<continuation_e, BasicBlock*> __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<continuation_e, BasicBlock*> __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<continuation_e, BasicBlock*> __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<continuation_e, BasicBlock*> __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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(traits::RFS)||rs2>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(traits::RFS)||rs2>=static_cast<uint32_t>(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<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(traits::RFS)||rs2>=static_cast<uint32_t>(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<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(traits::RFS)||rs2>=static_cast<uint32_t>(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<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(traits::RFS)||rs2>=static_cast<uint32_t>(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<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(traits::RFS)||rs2>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(traits::RFS)||rs2>=static_cast<uint32_t>(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<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)||rs1>=static_cast<uint32_t>(traits::RFS)||rs2>=static_cast<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<continuation_e, BasicBlock*> __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<Value*> 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<continuation_e, BasicBlock*> __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<Value*> 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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(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<continuation_e, BasicBlock*> __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<continuation_e, BasicBlock*> __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<Value*> 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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<continuation_e, BasicBlock*> ____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<continuation_e, BasicBlock*> __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<Value*> 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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<continuation_e, BasicBlock*> __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<Value*> 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<continuation_e, BasicBlock*> __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<Value*> 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<continuation_e, BasicBlock*> __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<Value*> 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<continuation_e, BasicBlock*> __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<Value*> 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<continuation_e, BasicBlock*> __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<Value*> 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<continuation_e, BasicBlock*> __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<Value*> 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<continuation_e, BasicBlock*> __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<Value*> 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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)) {
|
|
auto PC_val_v = this->builder.CreateAnd(
|
|
this->gen_reg_load(rs1%static_cast<uint32_t>(traits::RFS)+ traits::X0, 0),
|
|
this->gen_ext(this->gen_const(8,~ 0x1), 32,false))
|
|
;
|
|
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<continuation_e, BasicBlock*> ____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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(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<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(traits::RFS)) {
|
|
this->gen_raise_trap(0, 2);
|
|
}
|
|
else{
|
|
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,
|
|
this->gen_ext(this->gen_const(8,~ 0x1), 32,false))
|
|
;
|
|
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<continuation_e, BasicBlock*> __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 = 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, 84);
|
|
this->builder.CreateBr(bb);
|
|
return returnValue;
|
|
}
|
|
|
|
/* instruction 85: C__SWSP */
|
|
std::tuple<continuation_e, BasicBlock*> __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<Value*> 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<uint32_t>(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<continuation_e, BasicBlock*> __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 = 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, 86);
|
|
this->builder.CreateBr(bb);
|
|
return returnValue;
|
|
}
|
|
|
|
/****************************************************************************
|
|
* end opcode definitions
|
|
****************************************************************************/
|
|
std::tuple<continuation_e, BasicBlock *> 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 <typename CODE_WORD> void debug_fn(CODE_WORD instr) {
|
|
volatile CODE_WORD x = instr;
|
|
instr = 2 * x;
|
|
}
|
|
|
|
template <typename ARCH> vm_impl<ARCH>::vm_impl() { this(new ARCH()); }
|
|
|
|
template <typename ARCH>
|
|
vm_impl<ARCH>::vm_impl(ARCH &core, unsigned core_id, unsigned cluster_id)
|
|
: vm_base<ARCH>(core, core_id, cluster_id) {
|
|
root = new decoding_tree_node(std::numeric_limits<uint32_t>::max());
|
|
for(auto instr:instr_descr){
|
|
root->instrs.push_back(instr);
|
|
}
|
|
populate_decoding_tree(root);
|
|
}
|
|
|
|
template <typename ARCH>
|
|
std::tuple<continuation_e, BasicBlock *>
|
|
vm_impl<ARCH>::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 <typename ARCH> void vm_impl<ARCH>::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 <typename ARCH> void vm_impl<ARCH>::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<uint32_t>::max()), get_reg_ptr(traits::LAST_BRANCH), false);
|
|
}
|
|
|
|
template <typename ARCH> void vm_impl<ARCH>::gen_leave_trap(unsigned lvl) {
|
|
std::vector<Value *> 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<uint32_t>::max()), get_reg_ptr(traits::LAST_BRANCH), false);
|
|
}
|
|
|
|
template <typename ARCH> void vm_impl<ARCH>::gen_wait(unsigned type) {
|
|
std::vector<Value *> args{ this->core_ptr, ConstantInt::get(getContext(), APInt(64, type)) };
|
|
this->builder.CreateCall(this->mod->getFunction("wait"), args);
|
|
}
|
|
|
|
template <typename ARCH> void vm_impl<ARCH>::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<uint32_t>::max()),
|
|
get_reg_ptr(traits::LAST_BRANCH), false);
|
|
std::vector<Value *> 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 <typename ARCH> inline void vm_impl<ARCH>::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<vm_if> create<arch::tgc5c>(arch::tgc5c *core, unsigned short port, bool dump) {
|
|
auto ret = new tgc5c::vm_impl<arch::tgc5c>(*core, dump);
|
|
if (port != 0) debugger::server<debugger::gdb_session>::run_server(ret, port);
|
|
return std::unique_ptr<vm_if>(ret);
|
|
}
|
|
} // namespace llvm
|
|
} // namespace iss
|
|
|
|
#include <iss/arch/riscv_hart_m_p.h>
|
|
#include <iss/arch/riscv_hart_mu_p.h>
|
|
#include <iss/factory.h>
|
|
namespace iss {
|
|
namespace {
|
|
volatile std::array<bool, 2> dummy = {
|
|
core_factory::instance().register_creator("tgc5c|m_p|llvm", [](unsigned port, void* init_data) -> std::tuple<cpu_ptr, vm_ptr>{
|
|
auto* cpu = new iss::arch::riscv_hart_m_p<iss::arch::tgc5c>();
|
|
auto vm = new llvm::tgc5c::vm_impl<arch::tgc5c>(*cpu, false);
|
|
if (port != 0) debugger::server<debugger::gdb_session>::run_server(vm, port);
|
|
if(init_data){
|
|
auto* cb = reinterpret_cast<std::function<void(arch_if*, arch::traits<arch::tgc5c>::reg_t, arch::traits<arch::tgc5c>::reg_t)>*>(init_data);
|
|
cpu->set_semihosting_callback(*cb);
|
|
}
|
|
return {cpu_ptr{cpu}, vm_ptr{vm}};
|
|
}),
|
|
core_factory::instance().register_creator("tgc5c|mu_p|llvm", [](unsigned port, void* init_data) -> std::tuple<cpu_ptr, vm_ptr>{
|
|
auto* cpu = new iss::arch::riscv_hart_mu_p<iss::arch::tgc5c>();
|
|
auto vm = new llvm::tgc5c::vm_impl<arch::tgc5c>(*cpu, false);
|
|
if (port != 0) debugger::server<debugger::gdb_session>::run_server(vm, port);
|
|
if(init_data){
|
|
auto* cb = reinterpret_cast<std::function<void(arch_if*, arch::traits<arch::tgc5c>::reg_t, arch::traits<arch::tgc5c>::reg_t)>*>(init_data);
|
|
cpu->set_semihosting_callback(*cb);
|
|
}
|
|
return {cpu_ptr{cpu}, vm_ptr{vm}};
|
|
})
|
|
};
|
|
}
|
|
}
|
|
// clang-format on
|