diff options
Diffstat (limited to 'packages/Python/lldbsuite/test/benchmarks/disassembly/TestDisassembly.py')
-rw-r--r-- | packages/Python/lldbsuite/test/benchmarks/disassembly/TestDisassembly.py | 165 |
1 files changed, 0 insertions, 165 deletions
diff --git a/packages/Python/lldbsuite/test/benchmarks/disassembly/TestDisassembly.py b/packages/Python/lldbsuite/test/benchmarks/disassembly/TestDisassembly.py deleted file mode 100644 index 8bce4815894d..000000000000 --- a/packages/Python/lldbsuite/test/benchmarks/disassembly/TestDisassembly.py +++ /dev/null @@ -1,165 +0,0 @@ -"""Disassemble lldb's Driver::MainLoop() functions comparing lldb against gdb.""" - -from __future__ import print_function - - -import os -import sys -import lldb -from lldbsuite.test.decorators import * -from lldbsuite.test.lldbbench import * -from lldbsuite.test.lldbtest import * -from lldbsuite.test import lldbutil - - -def is_exe(fpath): - """Returns true if fpath is an executable.""" - return os.path.isfile(fpath) and os.access(fpath, os.X_OK) - - -class DisassembleDriverMainLoop(BenchBase): - - mydir = TestBase.compute_mydir(__file__) - - def setUp(self): - """ - Note that lldbtest_config.lldbExec can be specified with the LLDB_EXEC env variable (see - dotest.py), and gdbExec can be specified with the GDB_EXEC env variable. - This provides a flexibility in specifying different versions of gdb for - comparison purposes. - """ - BenchBase.setUp(self) - # If env var GDB_EXEC is specified, use it; otherwise, use gdb in your - # PATH env var. - if "GDB_EXEC" in os.environ and is_exe(os.environ["GDB_EXEC"]): - self.gdbExec = os.environ["GDB_EXEC"] - else: - self.gdbExec = "gdb" - - self.exe = lldbtest_config.lldbExec - self.function = 'Driver::MainLoop()' - self.lldb_avg = None - self.gdb_avg = None - self.count = 5 - - @benchmarks_test - @no_debug_info_test - @expectedFailureAll( - oslist=["windows"], - bugnumber="llvm.org/pr22274: need a pexpect replacement for windows") - def test_run_lldb_then_gdb(self): - """Test disassembly on a large function with lldb vs. gdb.""" - print() - print("lldb path: %s" % lldbtest_config.lldbExec) - print("gdb path: %s" % self.gdbExec) - - print() - self.run_lldb_disassembly(self.exe, self.function, self.count) - print("lldb benchmark:", self.stopwatch) - self.run_gdb_disassembly(self.exe, self.function, self.count) - print("gdb benchmark:", self.stopwatch) - print("lldb_avg/gdb_avg: %f" % (self.lldb_avg / self.gdb_avg)) - - @benchmarks_test - @no_debug_info_test - @expectedFailureAll( - oslist=["windows"], - bugnumber="llvm.org/pr22274: need a pexpect replacement for windows") - def test_run_gdb_then_lldb(self): - """Test disassembly on a large function with lldb vs. gdb.""" - print() - print("lldb path: %s" % lldbtest_config.lldbExec) - print("gdb path: %s" % self.gdbExec) - - print() - self.run_gdb_disassembly(self.exe, self.function, self.count) - print("gdb benchmark:", self.stopwatch) - self.run_lldb_disassembly(self.exe, self.function, self.count) - print("lldb benchmark:", self.stopwatch) - print("lldb_avg/gdb_avg: %f" % (self.lldb_avg / self.gdb_avg)) - - def run_lldb_disassembly(self, exe, function, count): - import pexpect - # Set self.child_prompt, which is "(lldb) ". - self.child_prompt = '(lldb) ' - prompt = self.child_prompt - - # So that the child gets torn down after the test. - self.child = pexpect.spawn( - '%s %s %s' % - (lldbtest_config.lldbExec, self.lldbOption, exe)) - child = self.child - - # Turn on logging for what the child sends back. - if self.TraceOn(): - child.logfile_read = sys.stdout - - child.expect_exact(prompt) - child.sendline('breakpoint set -F %s' % function) - child.expect_exact(prompt) - child.sendline('run') - child.expect_exact(prompt) - - # Reset the stopwatch now. - self.stopwatch.reset() - for i in range(count): - with self.stopwatch: - # Disassemble the function. - child.sendline('disassemble -f') - child.expect_exact(prompt) - child.sendline('next') - child.expect_exact(prompt) - - child.sendline('quit') - try: - self.child.expect(pexpect.EOF) - except: - pass - - self.lldb_avg = self.stopwatch.avg() - if self.TraceOn(): - print("lldb disassembly benchmark:", str(self.stopwatch)) - self.child = None - - def run_gdb_disassembly(self, exe, function, count): - import pexpect - # Set self.child_prompt, which is "(gdb) ". - self.child_prompt = '(gdb) ' - prompt = self.child_prompt - - # So that the child gets torn down after the test. - self.child = pexpect.spawn('%s --nx %s' % (self.gdbExec, exe)) - child = self.child - - # Turn on logging for what the child sends back. - if self.TraceOn(): - child.logfile_read = sys.stdout - - child.expect_exact(prompt) - child.sendline('break %s' % function) - child.expect_exact(prompt) - child.sendline('run') - child.expect_exact(prompt) - - # Reset the stopwatch now. - self.stopwatch.reset() - for i in range(count): - with self.stopwatch: - # Disassemble the function. - child.sendline('disassemble') - child.expect_exact(prompt) - child.sendline('next') - child.expect_exact(prompt) - - child.sendline('quit') - child.expect_exact('The program is running. Exit anyway?') - child.sendline('y') - try: - self.child.expect(pexpect.EOF) - except: - pass - - self.gdb_avg = self.stopwatch.avg() - if self.TraceOn(): - print("gdb disassembly benchmark:", str(self.stopwatch)) - self.child = None |