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Eyck Jentzsch
2017-08-27 12:10:38 +02:00
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riscv/incl/cli_options.h Normal file
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/*******************************************************************************
* Copyright (C) 2017, MINRES Technologies GmbH
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* Contributors:
* eyck@minres.com - initial API and implementation
******************************************************************************/
#ifndef _CLI_OPTIONS_H_
#define _CLI_OPTIONS_H_
#include <boost/program_options.hpp>
#include <easylogging++.h>
namespace {
const size_t ERROR_IN_COMMAND_LINE = 1;
const size_t SUCCESS = 0;
const size_t ERROR_UNHANDLED_EXCEPTION = 2;
inline void enable_log_level(el::Configurations& conf, int level){
switch(level){
case 0:
conf.set(el::Level::Fatal, el::ConfigurationType::Enabled, "false");
/* no break */
case 1:
conf.set(el::Level::Error, el::ConfigurationType::Enabled, "false");
/* no break */
case 2:
conf.set(el::Level::Warning, el::ConfigurationType::Enabled, "false");
/* no break */
case 3:
conf.set(el::Level::Info, el::ConfigurationType::Enabled, "false");
/* no break */
case 4:
conf.set(el::Level::Debug, el::ConfigurationType::Enabled, "false");
/* no break */
case 5:
conf.set(el::Level::Trace, el::ConfigurationType::Enabled, "false");
/* no break */
}
}
inline void configure_default_logger(boost::program_options::variables_map& vm){
el::Configurations defaultConf;
defaultConf.setToDefault();
defaultConf.set(el::Level::Error, el::ConfigurationType::Format, "%datetime{%H:%m:%s.%g} %level %msg");
defaultConf.set(el::Level::Warning, el::ConfigurationType::Format, "%datetime{%H:%m:%s.%g} %level %msg");
defaultConf.set(el::Level::Info, el::ConfigurationType::Format, "%datetime{%H:%m:%s.%g} %level %msg");
defaultConf.set(el::Level::Debug, el::ConfigurationType::Format, "%datetime{%H:%m:%s.%g} %level %msg");
defaultConf.set(el::Level::Trace, el::ConfigurationType::Format, "%datetime{%H:%m:%s.%g} %level %msg");
if(vm.count("verbose"))
enable_log_level(defaultConf, vm["verbose"].as<int>());
if(vm.count("log-file"))
defaultConf.set(el::Level::Global,el::ConfigurationType::Filename, vm["log-file"].as<std::string>());
// default logger uses default configurations
el::Loggers::reconfigureLogger("default", defaultConf);
}
inline void configure_debugger_logger() {
// configure the connection logger
el::Logger* gdbServerLogger = el::Loggers::getLogger("connection");
el::Configurations gdbServerConf;
gdbServerConf.setToDefault();
gdbServerConf.set(el::Level::Error, el::ConfigurationType::Format,
"%datetime{%H:%m:%s.%g} %level [%logger] %msg");
gdbServerConf.set(el::Level::Warning, el::ConfigurationType::Format,
"%datetime{%H:%m:%s.%g} %level [%logger] %msg");
gdbServerConf.set(el::Level::Info, el::ConfigurationType::Format,
"%datetime{%H:%m:%s.%g} %level [%logger] %msg");
gdbServerConf.set(el::Level::Debug, el::ConfigurationType::Format,
"%datetime{%H:%m:%s.%g} %level [%logger] %msg");
gdbServerConf.set(el::Level::Trace, el::ConfigurationType::Format,
"%datetime{%H:%m:%s.%g} %level [%logger] %msg");
enable_log_level(gdbServerConf, 5);
gdbServerLogger->configure(gdbServerConf);
}
inline void configure_disass_logger(boost::program_options::variables_map& vm) {
el::Logger* disassLogger = el::Loggers::getLogger("disass");
el::Configurations disassConf;
if(vm.count("disass")){
auto file_name=vm["disass"].as<std::string>();
disassConf.setToDefault();
if (file_name.length() > 0) {
disassConf.set(el::Level::Global, el::ConfigurationType::ToFile,
std::string("true"));
disassConf.set(el::Level::Global,
el::ConfigurationType::ToStandardOutput, std::string("false"));
disassConf.set(el::Level::Global, el::ConfigurationType::Format,
std::string("%msg"));
disassConf.set(el::Level::Global, el::ConfigurationType::Filename,
file_name);
std::ofstream str(file_name); // just to clear the file
} else {
disassConf.set(el::Level::Global, el::ConfigurationType::Format,
"%datetime{%H:%m:%s.%g} [%logger] %msg");
}
} else {
enable_log_level(disassConf, 0);
}
disassLogger->configure(disassConf);
}
} // namespace
inline int parse_cli_options(boost::program_options::variables_map& vm, int argc, char *argv[]){
namespace po = boost::program_options;
po::options_description desc("Options");
desc.add_options()
("help,h", "Print help message")
("verbose,v", po::value<int>()->implicit_value(0), "Sets logging verbosity")
("vmodule", po::value<std::string>(),"Defines the module(s) to be logged")
("logging-flags", po::value<int>(),"Sets logging flag(s).")
("log-file", po::value<std::string>(),"Sets default log file.")
("disass,d", po::value<std::string>()->implicit_value(""),"Enables disassembly")
("elf,l", po::value< std::vector<std::string> >(), "ELF file(s) to load")
("gdb-port,g", po::value<unsigned>(), "enable gdb server and specify port to use")
("input,i", po::value<std::string>(), "the elf file to load (instead of hex files)")
("dump-ir", "dump the intermediate representation")
("cycles,c", po::value<int64_t>()->default_value(-1), "number of cycles to run")
("systemc,s", "Run as SystemC simulation")
("time", po::value<int>(), "SystemC siimulation time in ms")
("reset,r", po::value<std::string>(), "reset address")
("trace", po::value<uint8_t>(), "enable tracing, or cmbintation of 1=signals and 2=TX text, 4=TX compressed text, 6=TX in SQLite")\
("mem,m", po::value<std::string>(), "the memory input file");
try {
po::store(po::parse_command_line(argc, argv, desc), vm); // can throw
// --help option
if ( vm.count("help") ){
std::cout << "JIT-ISS simulator for AVR" << std::endl << desc << std::endl;
return SUCCESS;
}
po::notify(vm); // throws on error, so do after help in case
} catch(po::error& e){
// there are problems
std::cerr << "ERROR: " << e.what() << std::endl << std::endl;
std::cerr << desc << std::endl;
return ERROR_IN_COMMAND_LINE;
}
return SUCCESS;
}
#endif /* _CLI_OPTIONS_H_ */

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riscv/incl/iss/arch/minrv_ima.h Normal file
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/*******************************************************************************
* Copyright (C) 2017, MINRES Technologies GmbH
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* Contributors:
* eyck@minres.com - initial API and implementation
******************************************************************************/
#ifndef _MINRV_IMA_H_
#define _MINRV_IMA_H_
#include <iss/arch_if.h>
#include <iss/vm_if.h>
#include <iss/arch/traits.h>
namespace iss {
namespace arch {
struct minrv_ima;
template<>
struct traits<minrv_ima> {
enum constants {XLEN=32,XLEN2=64,XLEN_BIT_MASK=31,PCLEN=32,fence=0,fencei=1,fencevmal=2,fencevmau=3,MISA_VAL=1075056897,PGSIZE=4096,PGMASK=4095};
enum reg_e {
X0,
X1,
X2,
X3,
X4,
X5,
X6,
X7,
X8,
X9,
X10,
X11,
X12,
X13,
X14,
X15,
X16,
X17,
X18,
X19,
X20,
X21,
X22,
X23,
X24,
X25,
X26,
X27,
X28,
X29,
X30,
X31,
PC,
NUM_REGS,
NEXT_PC=NUM_REGS,
TRAP_STATE,
PENDING_TRAP,
MACHINE_STATE,
ICOUNT
};
typedef uint32_t reg_t;
typedef uint32_t addr_t;
typedef uint32_t code_word_t; //TODO: check removal
typedef iss::typed_addr_t<iss::VIRTUAL> virt_addr_t;
typedef iss::typed_addr_t<iss::PHYSICAL> phys_addr_t;
constexpr static unsigned reg_bit_width(unsigned r) {
const uint32_t MinRV_IMA_reg_size[] = {32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,64};
return MinRV_IMA_reg_size[r];
}
constexpr static unsigned reg_byte_offset(unsigned r) {
const uint32_t MinRV_IMA_reg_byte_offset[] = {0,4,8,12,16,20,24,28,32,36,40,44,48,52,56,60,64,68,72,76,80,84,88,92,96,100,104,108,112,116,120,124,128,132,136,140,144,152,160};
return MinRV_IMA_reg_byte_offset[r];
}
enum sreg_flag_e {FLAGS};
enum mem_type_e {MEM,CSR,FENCE,RES};
};
struct minrv_ima: public arch_if {
using virt_addr_t = typename traits<minrv_ima>::virt_addr_t;
using phys_addr_t = typename traits<minrv_ima>::phys_addr_t;
using reg_t = typename traits<minrv_ima>::reg_t;
using addr_t = typename traits<minrv_ima>::addr_t;
minrv_ima();
~minrv_ima();
void reset(uint64_t address=0);
// virtual void loadFile(std::string name, int type=-1);
uint8_t* get_regs_base_ptr() override;
void get_reg(short idx, std::vector<uint8_t>& value) override;
void set_reg(short idx, const std::vector<uint8_t>& value) override;
bool get_flag(int flag) override;
void set_flag(int, bool value) override;
void update_flags(operations op, uint64_t opr1, uint64_t opr2) override;
void notify_phase(exec_phase phase){
if(phase==ISTART){
++reg.icount;
reg.PC=reg.NEXT_PC;
}
}
uint64_t get_icount() { return reg.icount;}
virtual phys_addr_t v2p(const iss::addr_t& pc);
virtual iss::sync_type needed_sync() const { return iss::PRE_SYNC; }
protected:
struct MinRV_IMA_regs {
uint32_t X0;
uint32_t X1;
uint32_t X2;
uint32_t X3;
uint32_t X4;
uint32_t X5;
uint32_t X6;
uint32_t X7;
uint32_t X8;
uint32_t X9;
uint32_t X10;
uint32_t X11;
uint32_t X12;
uint32_t X13;
uint32_t X14;
uint32_t X15;
uint32_t X16;
uint32_t X17;
uint32_t X18;
uint32_t X19;
uint32_t X20;
uint32_t X21;
uint32_t X22;
uint32_t X23;
uint32_t X24;
uint32_t X25;
uint32_t X26;
uint32_t X27;
uint32_t X28;
uint32_t X29;
uint32_t X30;
uint32_t X31;
uint32_t PC;
uint32_t NEXT_PC;
uint32_t trap_state, pending_trap, machine_state;
uint64_t icount;
} reg;
};
}
}
#endif /* _MINRV_IMA_H_ */

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riscv/incl/iss/arch/riscv_core.h Normal file
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