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"""
Test the Intel(R) MPX registers.
"""
from __future__ import print_function
import os
import sys
import time
import re
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class RegisterCommandsTestCase(TestBase):
mydir = TestBase.compute_mydir(__file__)
def setUp(self):
TestBase.setUp(self)
@skipIf(compiler="clang")
@skipIf(oslist=no_match(['linux']))
@skipIf(archs=no_match(['i386', 'x86_64']))
@skipIf(oslist=["linux"], compiler="gcc", compiler_version=["<", "5"]) #GCC version >= 5 supports Intel(R) MPX.
def test_mpx_registers_with_example_code(self):
"""Test Intel(R) MPX registers with example code."""
self.build()
self.mpx_registers_with_example_code()
def mpx_registers_with_example_code(self):
"""Test Intel(R) MPX registers after running example code."""
self.line = line_number('main.cpp', '// Set a break point here.')
exe = os.path.join(os.getcwd(), "a.out")
self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
lldbutil.run_break_set_by_file_and_line(self, "main.cpp", self.line, num_expected_locations=1)
self.runCmd("run", RUN_SUCCEEDED)
target = self.dbg.GetSelectedTarget()
process = target.GetProcess()
if (process.GetState() == lldb.eStateExited):
self.skipTest("Intel(R) MPX is not supported.")
else:
self.expect("thread backtrace", STOPPED_DUE_TO_BREAKPOINT,
substrs = ["stop reason = breakpoint 1."])
if self.getArchitecture() == 'x86_64':
self.expect("register read -s 3",
substrs = ['bnd0 = {0x0000000000000010 0xffffffffffffffe6}',
'bnd1 = {0x0000000000000020 0xffffffffffffffd6}',
'bnd2 = {0x0000000000000030 0xffffffffffffffc6}',
'bnd3 = {0x0000000000000040 0xffffffffffffffb6}',
'bndcfgu = {0x01 0x80 0xb5 0x76 0xff 0x7f 0x00 0x00}',
'bndstatus = {0x02 0x80 0xb5 0x76 0xff 0x7f 0x00 0x00}'])
if self.getArchitecture() == 'i386':
self.expect("register read -s 3",
substrs = ['bnd0 = {0x0000000000000010 0x00000000ffffffe6}',
'bnd1 = {0x0000000000000020 0x00000000ffffffd6}',
'bnd2 = {0x0000000000000030 0x00000000ffffffc6}',
'bnd3 = {0x0000000000000040 0x00000000ffffffb6}',
'bndcfgu = {0x01 0xd0 0x7d 0xf7 0x00 0x00 0x00 0x00}',
'bndstatus = {0x02 0xd0 0x7d 0xf7 0x00 0x00 0x00 0x00}'])
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