gdb/testsuite/gdb.python/py-arch.exp

   1 # Copyright 2013-2021 Free Software Foundation, Inc.
   2
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 3 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15 load_lib gdb-python.exp
  16 standard_testfile
  17
  18 if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile}] } {
  19     return -1
  20 }
  21
  22 # Skip all tests if Python scripting is not enabled.
  23 if { [skip_python_tests] } { continue }
  24
  25 if ![runto_main] {
  26    return -1
  27 }
  28
  29 # Test python/15461.  Invalid architectures should not trigger an
  30 # internal GDB assert.
  31 gdb_py_test_silent_cmd "python empty = gdb.Architecture()" "get empty arch" 0
  32 gdb_test "python print(empty.name())" ".*Architecture is invalid.*" \
  33     "Test empty architecture.name does not trigger an assert"
  34 gdb_test "python print(empty.disassemble())" ".*Architecture is invalid.*" \
  35     "Test empty architecture.disassemble does not trigger an assert"
  36
  37 gdb_py_test_silent_cmd "python frame = gdb.selected_frame()" "get frame" 0
  38 gdb_py_test_silent_cmd "python arch = frame.architecture()" "get arch" 0
  39 gdb_py_test_silent_cmd "python pc = frame.pc()" "get pc" 0
  40 gdb_py_test_silent_cmd "python insn_list1 = arch.disassemble(pc, pc, 1)" \
  41   "disassemble" 0
  42 gdb_py_test_silent_cmd "python insn_list2 = arch.disassemble(pc, pc)" \
  43   "disassemble no count" 0
  44 gdb_py_test_silent_cmd "python insn_list3 = arch.disassemble(pc, count=1)" \
  45   "disassemble no end" 0
  46 gdb_py_test_silent_cmd "python insn_list4 = arch.disassemble(pc)" \
  47   "disassemble no end no count" 0
  48
  49 gdb_test "python print (len(insn_list1))" "1" "test number of instructions 1"
  50 gdb_test "python print (len(insn_list2))" "1" "test number of instructions 2"
  51 gdb_test "python print (len(insn_list3))" "1" "test number of instructions 3"
  52 gdb_test "python print (len(insn_list4))" "1" "test number of instructions 4"
  53
  54 gdb_py_test_silent_cmd "python insn = insn_list1\[0\]" "get instruction" 0
  55
  56 gdb_test "python print (\"addr\" in insn)" "True" "test key addr"
  57 gdb_test "python print (\"asm\" in insn)" "True" "test key asm"
  58 gdb_test "python print (\"length\" in insn)" "True" "test key length"
  59
  60 if { ![is_address_zero_readable] } {
  61     # Negative test
  62     gdb_test "python arch.disassemble(0, 0)" ".*gdb\.MemoryError.*" \
  63         "test bad memory access"
  64 }