diff options
Diffstat (limited to 'packages/Python/lldbsuite/test/lang/c/register_variables/TestRegisterVariables.py')
| -rw-r--r-- | packages/Python/lldbsuite/test/lang/c/register_variables/TestRegisterVariables.py | 74 |
1 files changed, 44 insertions, 30 deletions
diff --git a/packages/Python/lldbsuite/test/lang/c/register_variables/TestRegisterVariables.py b/packages/Python/lldbsuite/test/lang/c/register_variables/TestRegisterVariables.py index 6b2dc6a9b126..f11491e6d633 100644 --- a/packages/Python/lldbsuite/test/lang/c/register_variables/TestRegisterVariables.py +++ b/packages/Python/lldbsuite/test/lang/c/register_variables/TestRegisterVariables.py @@ -2,7 +2,8 @@ from __future__ import print_function -import os, time +import os +import time import re import lldb from lldbsuite.test.decorators import * @@ -15,6 +16,8 @@ from lldbsuite.test import lldbutil # Return: # True if the value has a readable value and is in a register # False otherwise + + def is_variable_in_register(frame, var_name): # Ensure we can lookup the variable. var = frame.FindVariable(var_name) @@ -52,10 +55,12 @@ def is_variable_in_register(frame, var_name): return True -def is_struct_pointer_in_register(frame, var_name): +def is_struct_pointer_in_register(frame, var_name, trace): # Ensure we can lookup the variable. var = frame.FindVariable(var_name) - # print("\nchecking {}...".format(var_name)) + if trace: + print("\nchecking {}...".format(var_name)) + if var is None or not var.IsValid(): # print("{} cannot be found".format(var_name)) return False @@ -65,13 +70,16 @@ def is_struct_pointer_in_register(frame, var_name): value = var.GetValue() # print("checking value...") if value is None: - # print("value is invalid") + if trace: + print("value is invalid") return False - # else: - # print("value is {}".format(value)) + else: + if trace: + print("value is {}".format(value)) var_loc = var.GetLocation() - # print("checking location: {}".format(var_loc)) + if trace: + print("checking location: {}".format(var_loc)) if var_loc is None or var_loc.startswith("0x"): # The frame var is not in a register but rather a memory location. # print("frame var {} is not in a register".format(var_name)) @@ -90,9 +98,9 @@ class RegisterVariableTestCase(TestBase): mydir = TestBase.compute_mydir(__file__) - @expectedFailureAll(compiler="clang", compiler_version=['<', '3.5']) - @expectedFailureAll(compiler="gcc", compiler_version=['>=', '4.8.2'], archs=["i386", "x86_64"]) + @expectedFailureAll(compiler="gcc", compiler_version=[ + '>=', '4.8.2'], archs=["i386"]) def test_and_run_command(self): """Test expressions on register values.""" @@ -108,7 +116,8 @@ class RegisterVariableTestCase(TestBase): self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) # Break inside the main. - lldbutil.run_break_set_by_source_regexp(self, "break", num_expected_locations=3) + lldbutil.run_break_set_by_source_regexp( + self, "break", num_expected_locations=3) #################### # First breakpoint @@ -117,24 +126,25 @@ class RegisterVariableTestCase(TestBase): # The stop reason of the thread should be breakpoint. self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT, - substrs = ['stopped', - 'stop reason = breakpoint']) + substrs=['stopped', + 'stop reason = breakpoint']) # The breakpoint should have a hit count of 1. self.expect("breakpoint list -f", BREAKPOINT_HIT_ONCE, - substrs = [' resolved, hit count = 1']) + substrs=[' resolved, hit count = 1']) # Try some variables that should be visible - frame = self.dbg.GetSelectedTarget().GetProcess().GetSelectedThread().GetSelectedFrame() + frame = self.dbg.GetSelectedTarget().GetProcess( + ).GetSelectedThread().GetSelectedFrame() if is_variable_in_register(frame, 'a'): register_variables_count += 1 self.expect("expr a", VARIABLES_DISPLAYED_CORRECTLY, - patterns = [re_expr_equals('int', 2)]) + patterns=[re_expr_equals('int', 2)]) - if is_struct_pointer_in_register(frame, 'b'): + if is_struct_pointer_in_register(frame, 'b', self.TraceOn()): register_variables_count += 1 self.expect("expr b->m1", VARIABLES_DISPLAYED_CORRECTLY, - patterns = [re_expr_equals('int', 3)]) + patterns=[re_expr_equals('int', 3)]) ##################### # Second breakpoint @@ -143,24 +153,25 @@ class RegisterVariableTestCase(TestBase): # The stop reason of the thread should be breakpoint. self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT, - substrs = ['stopped', - 'stop reason = breakpoint']) + substrs=['stopped', + 'stop reason = breakpoint']) # The breakpoint should have a hit count of 1. self.expect("breakpoint list -f", BREAKPOINT_HIT_ONCE, - substrs = [' resolved, hit count = 1']) + substrs=[' resolved, hit count = 1']) # Try some variables that should be visible - frame = self.dbg.GetSelectedTarget().GetProcess().GetSelectedThread().GetSelectedFrame() - if is_struct_pointer_in_register(frame, 'b'): + frame = self.dbg.GetSelectedTarget().GetProcess( + ).GetSelectedThread().GetSelectedFrame() + if is_struct_pointer_in_register(frame, 'b', self.TraceOn()): register_variables_count += 1 self.expect("expr b->m2", VARIABLES_DISPLAYED_CORRECTLY, - patterns = [re_expr_equals('int', 5)]) + patterns=[re_expr_equals('int', 5)]) if is_variable_in_register(frame, 'c'): register_variables_count += 1 self.expect("expr c", VARIABLES_DISPLAYED_CORRECTLY, - patterns = [re_expr_equals('int', 5)]) + patterns=[re_expr_equals('int', 5)]) ##################### # Third breakpoint @@ -169,22 +180,25 @@ class RegisterVariableTestCase(TestBase): # The stop reason of the thread should be breakpoint. self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT, - substrs = ['stopped', - 'stop reason = breakpoint']) + substrs=['stopped', + 'stop reason = breakpoint']) # The breakpoint should have a hit count of 1. self.expect("breakpoint list -f", BREAKPOINT_HIT_ONCE, - substrs = [' resolved, hit count = 1']) + substrs=[' resolved, hit count = 1']) # Try some variables that should be visible - frame = self.dbg.GetSelectedTarget().GetProcess().GetSelectedThread().GetSelectedFrame() + frame = self.dbg.GetSelectedTarget().GetProcess( + ).GetSelectedThread().GetSelectedFrame() if is_variable_in_register(frame, 'f'): register_variables_count += 1 self.expect("expr f", VARIABLES_DISPLAYED_CORRECTLY, - patterns = [re_expr_equals('float', '3.1')]) + patterns=[re_expr_equals('float', '3.1')]) # Validate that we verified at least one register variable - self.assertTrue(register_variables_count > 0, "expected to verify at least one variable in a register") + self.assertTrue( + register_variables_count > 0, + "expected to verify at least one variable in a register") # print("executed {} expressions with values in registers".format(register_variables_count)) self.runCmd("kill") |