| import lldb |
| from intelpt_testcase import * |
| from lldbsuite.test.lldbtest import * |
| from lldbsuite.test import lldbutil |
| from lldbsuite.test.decorators import * |
| |
| class TestTraceStartStopMultipleThreads(TraceIntelPTTestCaseBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| |
| @skipIf(oslist=no_match(['linux']), archs=no_match(['i386', 'x86_64'])) |
| @testSBAPIAndCommands |
| def testStartMultipleLiveThreads(self): |
| self.build() |
| exe = self.getBuildArtifact("a.out") |
| |
| self.dbg.CreateTarget(exe) |
| |
| self.expect("b main") |
| self.expect("b 6") |
| self.expect("b 11") |
| |
| self.expect("r") |
| self.traceStartProcess() |
| |
| self.expect("continue") |
| self.expect("thread trace dump instructions", substrs=['main.cpp:9']) |
| |
| # We'll see here the second thread |
| self.expect("continue") |
| self.expect("thread trace dump instructions", substrs=['main.cpp:4']) |
| |
| @skipIf(oslist=no_match(['linux']), archs=no_match(['i386', 'x86_64'])) |
| @testSBAPIAndCommands |
| def testStartMultipleLiveThreadsWithStops(self): |
| self.build() |
| exe = self.getBuildArtifact("a.out") |
| |
| self.dbg.CreateTarget(exe) |
| |
| self.expect("b main") |
| self.expect("b 6") |
| self.expect("b 11") |
| |
| self.expect("r") |
| self.traceStartProcess() |
| |
| # We'll see here the first thread |
| self.expect("continue") |
| |
| # We are in thread 2 |
| self.expect("thread trace dump instructions", substrs=['main.cpp:9']) |
| self.expect("thread trace dump instructions 2", substrs=['main.cpp:9']) |
| |
| # We stop tracing it |
| self.expect("thread trace stop 2") |
| |
| # The trace is still in memory |
| self.expect("thread trace dump instructions 2", substrs=['main.cpp:9']) |
| |
| # We'll stop at the next breakpoint, thread 2 will be still alive, but not traced. Thread 3 will be traced |
| self.expect("continue") |
| self.expect("thread trace dump instructions", substrs=['main.cpp:4']) |
| self.expect("thread trace dump instructions 3", substrs=['main.cpp:4']) |
| |
| self.expect("thread trace dump instructions 2", substrs=['not traced']) |
| |
| @skipIf(oslist=no_match(['linux']), archs=no_match(['i386', 'x86_64'])) |
| @testSBAPIAndCommands |
| def testStartMultipleLiveThreadsWithStops(self): |
| self.build() |
| exe = self.getBuildArtifact("a.out") |
| self.dbg.CreateTarget(exe) |
| |
| self.expect("b main") |
| self.expect("b 6") |
| self.expect("b 11") |
| |
| self.expect("r") |
| |
| self.traceStartProcess() |
| |
| # We'll see here the first thread |
| self.expect("continue") |
| |
| # We are in thread 2 |
| self.expect("thread trace dump instructions", substrs=['main.cpp:9']) |
| self.expect("thread trace dump instructions 2", substrs=['main.cpp:9']) |
| |
| # We stop tracing all |
| self.expect("thread trace stop all") |
| |
| # The trace is still in memory |
| self.expect("thread trace dump instructions 2", substrs=['main.cpp:9']) |
| |
| # We'll stop at the next breakpoint in thread 3, thread 2 and 3 will be alive, but only 3 traced. |
| self.expect("continue") |
| self.expect("thread trace dump instructions", substrs=['main.cpp:4']) |
| self.expect("thread trace dump instructions 3", substrs=['main.cpp:4']) |
| self.expect("thread trace dump instructions 1", substrs=['not traced']) |
| self.expect("thread trace dump instructions 2", substrs=['not traced']) |
| |
| @skipIf(oslist=no_match(['linux']), archs=no_match(['i386', 'x86_64'])) |
| def testStartMultipleLiveThreadsWithThreadStartAll(self): |
| self.build() |
| exe = self.getBuildArtifact("a.out") |
| target = self.dbg.CreateTarget(exe) |
| |
| self.expect("b main") |
| self.expect("b 6") |
| self.expect("b 11") |
| |
| self.expect("r") |
| |
| self.expect("continue") |
| # We are in thread 2 |
| self.expect("thread trace start all") |
| # Now we have instructions in thread's 2 trace |
| self.expect("n") |
| |
| self.expect("thread trace dump instructions 2", substrs=['main.cpp:11']) |
| |
| # We stop tracing all |
| self.runCmd("thread trace stop all") |
| |
| # The trace is still in memory |
| self.expect("thread trace dump instructions 2", substrs=['main.cpp:11']) |
| |
| # We'll stop at the next breakpoint in thread 3, and nothing should be traced |
| self.expect("continue") |
| self.expect("thread trace dump instructions 3", substrs=['not traced']) |
| self.expect("thread trace dump instructions 1", substrs=['not traced']) |
| self.expect("thread trace dump instructions 2", substrs=['not traced']) |
| |
| @skipIf(oslist=no_match(['linux']), archs=no_match(['i386', 'x86_64'])) |
| @testSBAPIAndCommands |
| def testStartMultipleLiveThreadsWithSmallTotalLimit(self): |
| self.build() |
| exe = self.getBuildArtifact("a.out") |
| |
| self.dbg.CreateTarget(exe) |
| |
| self.expect("b main") |
| self.expect("r") |
| |
| # trace the entire process with enough total size for 1 thread trace |
| self.traceStartProcess(processBufferSizeLimit=5000) |
| |
| # we get the stop event when trace 2 appears and can't be traced |
| self.expect("c", substrs=['Thread', "can't be traced"]) |
| # we get the stop event when trace 3 appears and can't be traced |
| self.expect("c", substrs=['Thread', "can't be traced"]) |
| |
| self.traceStopProcess() |
