diff --git a/tests/tests-u-runner/runner/coverage_utils.py b/tests/tests-u-runner/runner/coverage_utils.py
index 8deabd0903ee45233c9e98f1dd02c2ca2f148a8c..7c6ff9bd59b4c3bd5bd4166737b249fbf2ed2281 100644
--- a/tests/tests-u-runner/runner/coverage_utils.py
+++ b/tests/tests-u-runner/runner/coverage_utils.py
@@ -2,6 +2,7 @@ import subprocess
 
 from os import remove
 from pathlib import Path
+from params import TestEnv
 
 
 def merge_and_delete_prowraw_files(profraw_file, profdata_file, params):
@@ -21,3 +22,74 @@ def merge_and_delete_prowraw_files(profraw_file, profdata_file, params):
         remove(profraw_file)
     else:
         print(f"File with name {profraw_file} not exist")
+
+
+class LLVM_COV_REPORT:
+    def __init__(self, runner_name, test_env: TestEnv):
+        self.test_env = test_env
+        
+        self.html_report_dir = test_env.args.llvm_cov_genthml_dir
+        self.profdata_dir = test_env.args.generate_profraw
+        self.bin_dir = ('%s/bin') % (test_env.args.build_dir)
+
+        self.runner_name = runner_name
+        self.llvm_profdata_program = test_env.cmd_env["LLVM_PROFDATA_PROGRAM"]
+        self.llvm_cov_program = 'llvm-cov-14'
+
+        self.profdata_list_file=('/tmp/profdatalist-%s.txt') % (self.runner_name)
+        self.final_profdata_file = ('%s/%s.profdata') % (self.html_report_dir, self.runner_name)
+        self.report_dot_info = ('%s/report-%s.info') % (self.html_report_dir, self.runner_name)
+
+
+    def make_report_info(self):
+        find_command = ('$(find %s/* -name \"*.so\" -exec echo \" --object={}\" \; )') % (
+            self.test_env.args.build_dir)
+        command = [self.llvm_cov_program, 'export', '-format=lcov', '-Xdemangler', 'c++fit',
+            ''.join('-instr-profile=', self.final_profdata_file), find_command,
+            ''.join('--object=', self.bin_dir, '/ark'),
+            ''.join('--object=', self.bin_dir, '/ark_aot'),
+            ''.join('--object=', self.bin_dir, '/ark_asm'),
+            ''.join('--object=', self.bin_dir, '/ark_disasm'),
+            ''.join('--object=', self.bin_dir, '/c2abc'),
+            ''.join('--object=', self.bin_dir, '/c2p'),
+            ''.join('--object=', self.bin_dir, '/es2panda'),
+            ''.join('--object=', self.bin_dir, '/irtoc_ecmascript_fastpath_exec'),
+            ''.join('--object=', self.bin_dir, '/irtoc_fastpath_exec'),
+            ''.join('--object=', self.bin_dir, '/irtoc_interpreter_exec'),
+            ''.join('--object=', self.bin_dir, '/irtoc_java_fastpath_exec'),
+            ''.join('--object=', self.bin_dir, '/panda'),
+            ''.join('--object=', self.bin_dir, '/pandasm'),
+            ''.join('--object=', self.bin_dir, '/paoc'),
+            ''.join('--object=', self.bin_dir, '/verifier'),
+            '>',
+            ''.join(self.report_dot_info)
+        ]
+        self.run_command(command)
+
+
+    def make_html_report(self):
+        command = ['genhtml', ''.join('--output-directory=', self.html_report_dir), self.report_dot_info]
+        self.run_command(command)
+
+
+    def make_profdata_list_file(self):
+        command = ['find', self.profdata_dir, '-name', '*.profdata', '-print', '>', self.profdata_list_file]
+        self.run_command(command)
+
+
+    def make_final_profdata_file(self):
+        command = [self.llvm_profdata_program, 'merge', '--sparse', 
+            ''.join('--input-files=', self.profdata_list_file), '-o', self.final_profdata_file]
+        self.run_command(command)
+
+
+    def run_command(self, command):
+        proc = subprocess.Popen(command,
+                                stdout=subprocess.PIPE,
+                                stderr=subprocess.PIPE,
+                                env=self.test_env.cmd_env
+                                )
+        try:
+            proc.communicate()
+        except subprocess.TimeoutExpired as e:
+            print('Process failed by timeout')
diff --git a/tests/tests-u-runner/runner/runner_file_based.py b/tests/tests-u-runner/runner/runner_file_based.py
index b1e8112b23bed4d77bdb57caaef555ab32406082..89c23074dc23c6ec8cb542fd6933c6b00cb10e9f 100644
--- a/tests/tests-u-runner/runner/runner_file_based.py
+++ b/tests/tests-u-runner/runner/runner_file_based.py
@@ -15,6 +15,7 @@ from runner.report_format import ReportFormat
 from runner.runner_base import Runner
 from runner.test_base import Test
 from runner.utils import write_2_file
+from coverage_utils import LLVM_COV_REPORT
 
 INDEX_TITLE = "${Title}"
 INDEX_OPTIONS = "${Options}"
@@ -228,6 +229,13 @@ class RunnerFileBased(Runner):
 
         self.update_excluded_test_list(excluded_but_passed, excluded_still_failed)
 
+        if self.args.llvm_cov_genthml_dir:
+            coverage_report = LLVM_COV_REPORT(self.name, self.test_env)
+            coverage_report.make_profdata_list_file()
+            coverage_report.make_final_profdata_file()
+            coverage_report.make_report_info()
+            coverage_report.make_html_report()
+
         Log.default(_LOGGER, "Summary(%s):" % self.name)
         Log.default(_LOGGER, "Total:                     %5d" % total_tests)
         Log.default(_LOGGER, "Passed:                    %5d" % self.passed)
diff --git a/tests/tests-u-runner/runner/starter.py b/tests/tests-u-runner/runner/starter.py
index b7b45ce66152f8b37ea734c31b36b227c033dbd6..2e431174872d386237ab821e2179d23220ed779a 100644
--- a/tests/tests-u-runner/runner/starter.py
+++ b/tests/tests-u-runner/runner/starter.py
@@ -245,4 +245,9 @@ def get_args():
         '--generated-path', action='store', dest='generated_folder', type=str,
         help='path where generated source code will be saved')
 
+    parser.add_argument(
+        '--llvm-cov-genhtml-to', dest='llvm_cov_genthml_dir', default=None, type=lambda 
+        arg: make_dir_if_not_exist(parser, arg),
+        help='Stacks files in the specified directory')
+
     return parser.parse_args()