updates CMakeLists.txt and dbt-rise-tgc submodule

.cproject

@@ -48,15 +48,14 @@
 					<def name="CMAKE_BUILD_TYPE" type="STRING" val="${ConfigName}"/>
 				</defs>
 			</storageModule>
-			<storageModule buildDir="build/${ConfigName}" dirtyTs="1715591188169" moduleId="de.marw.cmake4eclipse.mbs.settings">
+			<storageModule buildDir="build/${ConfigName}" dirtyTs="1698593487517" moduleId="de.marw.cmake4eclipse.mbs.settings">
 				<options/>
 				<defs>
 					<def name="CMAKE_BUILD_TYPE" type="STRING" val="Debug"/>
 					<def name="CMAKE_INSTALL_PREFIX" type="FILEPATH" val="${ProjDirPath}/install"/>
 					<def name="WITH_TCC" type="BOOL" val="ON"/>
-					<def name="FW_BUILD" type="BOOL" val="ON"/>
+					<def name="BUILD_COMMON_FW" type="BOOL" val="ON"/>
 					<def name="ENABLE_CLANG_TIDY" type="BOOL" val="ON"/>
-					<def name="WITH_ASMJIT" type="BOOL" val="ON"/>
 				</defs>
 			</storageModule>
 		</cconfiguration>

.envrc

@@ -3,6 +3,8 @@ distro=`/bin/lsb_release -i -s`
 if [ $distro == "CentOS" ]; then 
     . /opt/rh/devtoolset-8/enable
     . /opt/rh/rh-python38/enable
+elif [ $distro == "Rocky" ]; then
+    . /opt/rh/gcc-toolset-11/enable
 fi
 layout python3
 [ -f .envrc.$USER ] && . .envrc.$USER

.gitignore

@@ -1,5 +1,4 @@
 /build/
-/Debug/
 .settings
 /.venv*
 /Debug-PA/
@@ -22,3 +21,5 @@
 /dbt-rise-plugins
 /.direnv
 /TGC_C_XRB/
+/.envrc.eyck
+/.cache

CMakeLists.txt

@@ -9,12 +9,12 @@ if(CMAKE_PROJECT_NAME STREQUAL "TGC-ISS")
     # stand alone build settings
     ###########################################################################
     set(CORE_NAME TGC5C CACHE STRING "The core to build the ISS for" )
-    option(FW_BUILD "Enable the automatic download and build of some firmware to run on the ISS" OFF)
+    option(BUILD_COMMON_FW "Enable the automatic download and build of some firmware to run on the ISS" OFF)
     option(ENABLE_SANITIZER "Enable address sanitizer" OFF)
     option(ENABLE_CLANG_TIDY "Add clang-tidy and clang-format automatically to builds" OFF)
     option(WITH_TCC "Build TCC backend" OFF)
     option(WITH_LLVM "Build LLVM backend" OFF)
-    option(WITH_ASMJIT "Build ASMJIT backend" ON)
+    option(WITH_ASMJIT "Build ASMJIT backend" OFF)
     
     set(CMAKE_CXX_STANDARD 14)
     set(CMAKE_CXX_STANDARD_REQUIRED ON)
@@ -85,7 +85,7 @@ if(CMAKE_PROJECT_NAME STREQUAL "TGC-ISS")
         spdlog/1.9.2
         boost/1.75.0 
         gsl-lite/0.37.0 
-        elfio/3.8 
+        elfio/3.11 
         lz4/1.9.3 
         yaml-cpp/0.7.0 
         jsoncpp/1.9.5
@@ -98,7 +98,7 @@ if(CMAKE_PROJECT_NAME STREQUAL "TGC-ISS")
         list(APPEND CONAN_PACKAGE_OPTIONS libiconv:shared=True)
     endif()
     if(WITH_ASMJIT)
-        list(APPEND CONAN_PACKAGE_LIST asmjit/cci.20230325)
+        list(APPEND CONAN_PACKAGE_LIST asmjit/cci.20240531)
         list(APPEND CONAN_PACKAGE_OPTIONS asmjit:shared=False)
     endif()
     if(IS_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/dbt-rise-plugins)
@@ -213,7 +213,7 @@ if(CMAKE_PROJECT_NAME STREQUAL "TGC-ISS")
         FetchContent_Declare(
               riscvfw
               GIT_REPOSITORY https://git.minres.com/Firmware/Firmwares.git
-              GIT_TAG        main
+              GIT_TAG        develop
               GIT_SHALLOW OFF
               UPDATE_DISCONNECTED ON
         )
@@ -225,13 +225,13 @@ if(CMAKE_PROJECT_NAME STREQUAL "TGC-ISS")
     endif()
 endif()
 
-add_subdirectory(dbt-rise-core)
 if(CMAKE_PROJECT_NAME STREQUAL "TGC-ISS" AND NOT USE_CWR_SYSTEMC)
     set(SCC_CMAKE_CONFIG_DIR ${CMAKE_INSTALL_LIBDIR}/cmake/scc)
     add_subdirectory(scc/src/common)
 else()
     add_subdirectory(scc)
 endif()
+add_subdirectory(dbt-rise-core)
 add_subdirectory(dbt-rise-tgc)
 if(IS_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/dbt-rise-plugins)
     add_subdirectory(dbt-rise-plugins)

CMakePresets.json

@@ -0,0 +1,39 @@
+{
+    "version": 3,
+    "cmakeMinimumRequired": {
+        "major": 3,
+        "minor": 21,
+        "patch": 0
+    },
+    "configurePresets": [
+        {
+            "name": "Debug",
+            "displayName": "Debug build",
+            "generator": "Ninja",
+            "binaryDir": "${sourceDir}/build/${presetName}",
+            "cacheVariables": {
+                "CMAKE_BUILD_TYPE": "Debug",
+                "CMAKE_INSTALL_PREFIX": "${sourceDir}/install/${presetName}",
+                "CMAKE_EXPORT_COMPILE_COMMANDS": "ON"
+            }
+        },
+        {
+            "name": "Release",
+            "displayName": "Release build",
+            "generator": "Ninja",
+            "binaryDir": "${sourceDir}/build/${presetName}",
+            "cacheVariables": {
+                "CMAKE_BUILD_TYPE": "Release",
+                "CMAKE_INSTALL_PREFIX": "${sourceDir}/install/${presetName}",
+                "CMAKE_EXPORT_COMPILE_COMMANDS": "ON"
+            }
+        }
+    ],
+    "buildPresets": [
+        {
+            "name": "Debug",
+            "description": "Debug build",
+            "displayName": "Debug"
+        }
+    ]
+}

Jenkinsfile

@@ -6,7 +6,7 @@ void checkout_project(String repoUrl, String branch = 'develop') {
         ],
         extensions: [
             [$class: 'CleanBeforeCheckout'],
-            [$class: 'SubmoduleOption', disableSubmodules: false, parentCredentials: true, recursiveSubmodules: true, reference: '', trackingSubmodules: false]
+            [$class: 'SubmoduleOption', disableSubmodules: false, parentCredentials: true, recursiveSubmodules: true, reference: '', trackingSubmodules: false, shallow: true]
         ],
         submoduleCfg: [],
         userRemoteConfigs: [
@@ -16,59 +16,99 @@ void checkout_project(String repoUrl, String branch = 'develop') {
 }
 
 pipeline {
-    agent {
-        docker { 
-                image 'git.minres.com/tooling/riscof_sail:latest'
-                args ' -e CONAN_USER_HOME=/var/jenkins_home/workspace/riscof_sail'
-            } 
-    }
+    agent any
     stages {
-        stage("Checkout TGC-ISS"){
-            steps {
-                checkout_project("https://git.minres.com/TGFS/TGC-ISS.git", "develop")
-            }
-        }
-        stage("build TGC-ISS"){
-            steps {
-                sh 'conan profile new default --detect --force '
-                sh 'cmake -S . -B build -DCMAKE_BUILD_TYPE=Release -DWITH_ASMJIT=ON -DWITH_TCC=ON -DWITH_LLVM=ON'
-                sh 'cmake --build build -j'
-            }
-        }
-        stage("Checkout TGC-Compliance"){
-            steps {
-                dir("TGC-COMPLIANCE"){
-                    checkout_project("https://git.minres.com/TGFS/TGC-COMPLIANCE.git", "master")
+        stage("Checkout and build"){
+            agent {docker { image 'ubuntu-riscv' }}
+            stages{
+                stage("Checkout TGC-Compliance and TGC-GEN"){
+                    steps {
+                        sh 'rm -rf * .??* '
+                        checkout_project("https://git.minres.com/TGFS/TGC-ISS.git", "develop")
+                        dir("TGC-COMPLIANCE"){
+                            checkout_project("https://git.minres.com/TGFS/TGC-COMPLIANCE.git", "master")
+                        }
+                        dir("TGC-GEN"){
+                            checkout_project("https://git.minres.com/TGFS/TGC-GEN.git", "develop")
+                        }
+                    }
+                }
+                stage("Generate cores and build TGC-ISS"){
+                    steps {
+                        sh '''
+                            for core in TGC5A TGC5B TGC5D TGC5E TGC5F RV32GC; do 
+                                for backend in interp llvm tcc asmjit; do 
+                                    TGC-GEN/scripts/generate_iss.sh -o dbt-rise-tgc/ -c $core -b ${backend} TGC-GEN/CoreDSL/${core}.core_desc
+                                done
+                            done
+                            for core in TGC6B TGC6C TGC6D TGC6E RV64GC; do
+                                for backend in interp llvm asmjit; do 
+                                    TGC-GEN/scripts/generate_iss.sh -o dbt-rise-tgc/ -c $core -b ${backend} TGC-GEN/CoreDSL/${core}.core_desc
+                                done
+                            done
+                            '''
+                        sh 'conan profile new default --detect --force'
+                        sh 'rm -rf build'
+                        sh 'cmake -S . -B build -DCMAKE_BUILD_TYPE=Release -DWITH_ASMJIT=ON -DWITH_TCC=ON -DWITH_LLVM=ON'
+                        sh 'cmake --build build -j'
+                        sh 'build/dbt-rise-tgc/tgc-sim --isa ?'
+                    }
                 }
             }
         }
-        stage("Test backends"){
-            parallel {
-                stage("Test interp") {
-                    steps {
-                        sh "mkdir interp"
-                        sh "python3 TGC-COMPLIANCE/run_act.py -core TGC5C -sim build/dbt-rise-tgc/tgc-sim -w interp --dockerless --backend interp"
+        stage("Run test suite") {
+            agent {
+                docker { 
+                    image 'git.minres.com/tooling/riscof_sail:latest'
+                    args ' -e CONAN_USER_HOME=/var/jenkins_home/workspace/riscof_sail'
+                } 
+            }
+            stages {
+                stage('ACT 32bit') {
+                    matrix {
+                        axes {
+                            axis {
+                                name 'CORE'
+                                values 'TGC5A', 'TGC5B', 'TGC5C', 'TGC5D', 'TGC5E', 'TGC5F', 'RV32GC'
+                            }
+                            axis {
+                                name 'BACKEND'
+                                values 'interp', 'llvm', 'tcc', 'asmjit'
+                            }
+                        }
+                        stages {
+                            stage('Run riscof') {
+                                steps {
+                                    sh "mkdir -p ${BACKEND}"
+                                    sh "python3 TGC-COMPLIANCE/run_act.py -core ${CORE} -sim build/dbt-rise-tgc/tgc-sim -w ${BACKEND} --local --backend ${BACKEND}"
+                                }
+                            }
+                        }
                     }
                 }
-                stage("Test tcc") {
-                    steps {
-                        sh "mkdir tcc"
-                        sh "python3 TGC-COMPLIANCE/run_act.py -core TGC5C -sim build/dbt-rise-tgc/tgc-sim -w tcc --dockerless --backend tcc"
-                    }
-                }
-                stage("Test asmjit") {
-                    steps {
-                        sh "mkdir asmjit"
-                        sh "python3 TGC-COMPLIANCE/run_act.py -core TGC5C -sim build/dbt-rise-tgc/tgc-sim -w asmjit --dockerless --backend asmjit"
-                    }
-                }
-                stage("Test llvm") {
-                    steps {
-                        sh "mkdir llvm"
-                        sh "python3 TGC-COMPLIANCE/run_act.py -core TGC5C -sim build/dbt-rise-tgc/tgc-sim -w llvm --dockerless --backend llvm"
+                stage('ACT 64bit') {
+                    matrix {
+                        axes {
+                            axis {
+                                name 'CORE'
+                                    values 'TGC6B', 'TGC6C', 'TGC6D', 'TGC6E', 'RV64GC'
+                            }
+                            axis {
+                                name 'BACKEND'
+                                values 'interp', 'llvm', 'asmjit'
+                            }
+                        }
+                        stages {
+                            stage('Run riscof') {
+                                steps {
+                                    sh "mkdir -p ${BACKEND}"
+                                    sh "python3 TGC-COMPLIANCE/run_act.py -core ${CORE} -sim build/dbt-rise-tgc/tgc-sim -w ${BACKEND} --local --backend ${BACKEND}"
+                                }
+                            }
+                        }
                     }
                 }
             }
-        } 
+        }
     }
 }

README.md

@@ -14,7 +14,7 @@ This ISS is based in DBT-RISE, a library to allow rapid ISS creation.
   
   ```
 
-  pip3 install --user conan==1.59
+  pip3 install --user 'conan<2.0'
 
   ```
   
@@ -31,10 +31,11 @@ This ISS is based in DBT-RISE, a library to allow rapid ISS creation.
   
   Using conan for the first time you need to create a profile:
   
-  ```
-  
-  conan profile create default --detect
-  
+  ```sh  
+
+  conan profile new --detect default
+  conan remote add gitea https://git.minres.com/api/packages/Tooling/conan
+
   ```
   
 * checkout source from git

docs/.gitignore

@@ -0,0 +1,5 @@
+*.log
+*.dis
+*.asm
+*.ll
+*tcc_*

docs/offsets.txt

@@ -0,0 +1,43 @@
+X0         (zero) : 0  (0x00)
+X1         (ra)   : 4  (0x04)
+X2         (sp)   : 8  (0x08)
+X3         (gp)   : 12 (0x0c)
+X4         (tp)   : 16 (0x10)
+X5         (t0)   : 20 (0x14)
+X6         (t1)   : 24 (0x18)
+X7         (t2)   : 28 (0x1c)
+X8         (s0/fp): 32 (0x20)
+X9         (s1)   : 36 (0x24)
+X10        (a0)   : 40 (0x28)
+X11        (a1)   : 44 (0x2c)
+X12        (a2)   : 48 (0x30)
+X13        (a3)   : 52 (0x34)
+X14        (a4)   : 56 (0x38)
+X15        (a5)   : 60 (0x3c)
+X16        (a6)   : 64 (0x40)
+X17        (a7)   : 68 (0x44)
+X18        (s2)   : 72 (0x48)
+X19        (s3)   : 76 (0x4c)
+X20        (s4)   : 80 (0x50)
+X21        (s5)   : 84 (0x54)
+X22        (s6)   : 88 (0x58)
+X23        (s7)   : 92 (0x5c)
+X24        (s8)   : 96 (0x60)
+X25        (s9)   : 100 (0x64)
+X26        (s10)  : 104 (0x68)
+X27        (s11)  : 108 (0x6c)
+X28        (t3)   : 112 (0x70)
+X29        (t4)   : 116 (0x74)
+X30        (t5)   : 120 (0x78)
+X31        (t6)   : 124 (0x7c)
+PC                : 128 (0x80)
+NEXT_PC           : 132 (0x84)
+PRIV              : 136 (0x88)
+DPC               : 137 (0x89)
+trap_state        : 141 (0x8d)
+pending_trap      : 145 (0x91)
+icount            : 149 (0x95)
+cycle             : 157 (0x9d)
+instret           : 165 (0xa5)
+instruction       : 173 (0xad)
+last_branch       : 177 (0xb1)

scripts/annotate_addr_to_signature.py

@@ -0,0 +1,75 @@
+import argparse
+import os
+import subprocess
+
+
+def get_address_from_objdump(elf_file, symbol):
+    result = subprocess.run(
+        ["riscv64-unknown-elf-objdump", "-t", elf_file], capture_output=True, text=True
+    )
+    for line in result.stdout.splitlines():
+        if symbol in line:
+            return int(line.split()[0], 16)
+    return None
+
+
+def annotate_dump(signature_file, elf_file):
+    begin_signature = get_address_from_objdump(elf_file, "begin_signature")
+    end_signature = get_address_from_objdump(elf_file, "end_signature")
+
+    if begin_signature is None or end_signature is None:
+        print(f"Symbols not found in {elf_file}")
+        return
+
+    address = begin_signature
+    annotated_lines = []
+
+    with open(signature_file, "r") as sig_file:
+        for line in sig_file:
+            annotated_lines.append(f"{hex(address)}: {line.strip()}")
+            address += 4
+
+    output_file = signature_file + ".annotated"
+    with open(output_file, "w") as out_file:
+        out_file.write("\n".join(annotated_lines))
+    print(f"Annotated file created: {output_file}")
+
+
+def process_directory(root_dir):
+    for subdir, _, files in os.walk(root_dir):
+        elf_file = None
+        signature_file = None
+
+        for file in files:
+            if file.endswith(".elf"):
+                elf_file = os.path.join(subdir, file)
+            elif file.endswith(".signature"):
+                signature_file = os.path.join(subdir, file)
+
+        if elf_file and signature_file:
+            annotate_dump(signature_file, elf_file)
+        elif signature_file:
+            print(f"No ELF file found for {signature_file}")
+
+
+def main():
+    parser = argparse.ArgumentParser(
+        description="""
+        Annotate memory dumps with addresses. Parses all subdirectories from the given root.
+        Expects a .signature with a corresponding .elf in the same directory.
+        Designed to annotate riscof signatures."""
+    )
+    parser.add_argument(
+        "root_dir", type=str, help="Root directory to search for .signature files"
+    )
+    args = parser.parse_args()
+
+    if not os.path.isdir(args.root_dir):
+        print("Invalid root directory")
+        return
+
+    process_directory(args.root_dir)
+
+
+if __name__ == "__main__":
+    main()

scripts/create_reg_traces.py

@@ -0,0 +1,157 @@
+import argparse
+import os
+import shutil
+import subprocess
+from pathlib import Path
+
+
+def validate_elf_file(filepath: str) -> str:
+    if not os.path.isfile(filepath):
+        raise argparse.ArgumentTypeError(f"{filepath} is not a valid file.")
+
+    # Use the 'file' command to check if it's an ELF file
+    result = subprocess.run(
+        ["file", filepath], capture_output=True, text=True, check=False
+    )
+    if "ELF" not in result.stdout:
+        raise argparse.ArgumentTypeError(f"{filepath} is not a valid ELF file.")
+
+    return filepath
+
+
+def run_test_and_move_output(elf_file: str, backend: str, isa: str = "tgc5c") -> None:
+    # Call 'test' with the specified backend mode
+    os.chdir(Path(__file__).parent.parent)
+    sim_path = "build/Debug/dbt-rise-tgc/tgc-sim"
+    run_command = [
+        sim_path,
+        "-f",
+        elf_file,
+        "--backend",
+        backend,
+        "--isa",
+        isa,
+        "-p",
+        "build/Debug/dbt-rise-plugins/pctrace/pctrace.so=dbt-rise-tgc/contrib/instr/TGC5C_instr.yaml",
+        "-i",
+        "10000",
+    ]
+    print(f"Running: \n{' '.join(run_command)}")
+    try:
+        subprocess.run(run_command, check=False, timeout=10)
+    except subprocess.TimeoutExpired:
+        print("Execution timed out")
+
+    # Move the output.trc file
+    if os.path.exists("output.trc"):
+        shutil.move("output.trc", f"Debug/{backend}.trc")
+    else:
+        print(
+            f"output.trc does not exist after running with backend {backend}, so it cannot be renamed."
+        )
+
+
+def create_shortened_diff_files(backend: str) -> None:
+    file1_path = "Debug/interp.trc"
+    file2_path = f"Debug/{backend}.trc"
+
+    def validate_file(filepath: str) -> str:
+        if not os.path.isfile(filepath):
+            raise ValueError(f"{filepath} is not a valid file.")
+        return filepath
+
+    file1_path = validate_file(file1_path)
+    file2_path = validate_file(file2_path)
+
+    with open(file1_path, "r", encoding="utf8") as file1, open(
+        file2_path, "r", encoding="utf8"
+    ) as file2:
+        lines1 = file1.readlines()
+        lines2 = file2.readlines()
+
+    diff_index = -1
+    for index, (line1, line2) in enumerate(zip(lines1, lines2)):
+        if line1 != line2:
+            diff_index = index
+            break
+
+    if diff_index == -1:
+        print("The files are identical.")
+        return
+
+    start_index = max(0, diff_index - 5)
+    end_index = min(len(lines1), diff_index + 6)
+
+    shortened_lines1 = lines1[start_index:end_index]
+    shortened_lines2 = lines2[start_index:end_index]
+
+    with open("Debug/short_interp.trc", "w", encoding="utf8") as short_file1:
+        short_file1.writelines(shortened_lines1)
+
+    with open(f"Debug/short_{backend}.trc", "w", encoding="utf8") as short_file2:
+        short_file2.writelines(shortened_lines2)
+
+
+def create_disassembly(elf_file_path: str) -> None:
+    def validate_file(filepath: str) -> str:
+        if not os.path.isfile(filepath):
+            raise ValueError(f"{filepath} is not a valid file.")
+        return filepath
+
+    elf_file_path = validate_file(elf_file_path)
+
+    output_file_path = "Debug/dut.dis"
+    with open(output_file_path, "w", encoding="utf8") as output_file:
+        subprocess.run(
+            [
+                "riscv64-unknown-elf-objdump",
+                "-d",
+                "-Mnumeric",
+                "-Mno-aliases",
+                elf_file_path,
+            ],
+            stdout=output_file,
+            check=True,
+        )
+
+
+def main(args: argparse.Namespace) -> None:
+    elf_file = args.elf_file
+    backend = args.backend
+    isa = args.isa
+
+    # Set environment variable
+    os.environ["REGDUMP"] = "True"
+
+    # Run the tests and move the output files
+    run_test_and_move_output(elf_file, "interp", isa)
+    run_test_and_move_output(elf_file, backend, isa)
+    create_shortened_diff_files(backend)
+    create_disassembly(elf_file)
+
+
+if __name__ == "__main__":
+    # sys.exit(
+    #    "This script needs to be adapted, it assumed to be in a directory named 'Debug'"
+    # )
+    parser = argparse.ArgumentParser(
+        description="Process an ELF file with a specified backend. Generates register traces for interp and the specified backend"
+    )
+    parser.add_argument(
+        "elf_file", type=validate_elf_file, help="The ELF file to be processed."
+    )
+    parser.add_argument(
+        "--backend",
+        type=str,
+        default="asmjit",
+        help="The backend to be used. Default is asmjit.",
+        required=False,
+    )
+    parser.add_argument(
+        "--isa",
+        type=str,
+        default="tgc5c",
+        help="The isa to be used. Default 'tgc5c'",
+        required=False,
+    )
+    main(args=parser.parse_args())

scripts/simplify_sail_trace.py

@@ -0,0 +1,29 @@
+import argparse
+import re
+
+
+def simplify_trace(input_file, output_file):
+    with open(input_file, "r") as infile, open(output_file, "w") as outfile:
+        for line in infile:
+            # Enhanced regex to match the instruction number, mode, and PC
+            match = re.search(r"\[\d+\] \[[MI]\]: (0x[0-9A-Fa-f]+)", line)
+            if match:
+                pc = match.group(1).lower()
+                outfile.write(f"{pc}\n")
+
+
+def main():
+    parser = argparse.ArgumentParser(
+        description="Simplify a trace from an instruction set simulator."
+    )
+    parser.add_argument("input_file", type=str, help="The input trace file")
+    parser.add_argument(
+        "output_file", type=str, help="The output file for the simplified trace"
+    )
+
+    args = parser.parse_args()
+    simplify_trace(args.input_file, args.output_file)
+
+
+if __name__ == "__main__":
+    main()

scripts/simplify_tgc_trace.py

@@ -0,0 +1,26 @@
+import argparse
+
+
+def simplify_trace(input_file, output_file):
+    with open(input_file, "r") as infile, open(output_file, "w") as outfile:
+        for line in infile:
+            # Split the line by the first comma and take the PC part
+            pc = line.split(",")[0].strip().lower()
+            outfile.write(f"{pc}\n")
+
+
+def main():
+    parser = argparse.ArgumentParser(
+        description="Simplify traces from instruction set simulators."
+    )
+    parser.add_argument("input_file", type=str, help="The input trace file")
+    parser.add_argument(
+        "output_file", type=str, help="The output file for the simplified trace"
+    )
+
+    args = parser.parse_args()
+    simplify_trace(args.input_file, args.output_file)
+
+
+if __name__ == "__main__":
+    main()