-# Copyright (C) 2009 Free Software Foundation, Inc.
+# Copyright (C) 2009-2021 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# This file is part of the GDB testsuite. It tests the mechanism
# exposing values to Python.
-if $tracelevel then {
- strace $tracelevel
-}
+load_lib gdb-python.exp
+
+standard_testfile
-set testfile "py-frame"
-set srcfile ${testfile}.c
-set binfile ${objdir}/${subdir}/${testfile}
-if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
- untested "Couldn't compile ${srcfile}"
+if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile}] } {
return -1
}
-# Run a command in GDB, and report a failure if a Python exception is thrown.
-# If report_pass is true, report a pass if no exception is thrown.
-proc gdb_py_test_silent_cmd {cmd name report_pass} {
- global gdb_prompt
+# Skip all tests if Python scripting is not enabled.
+if { [skip_python_tests] } { continue }
- gdb_test_multiple $cmd $name {
- -re "Traceback.*$gdb_prompt $" { fail $name }
- -re "$gdb_prompt $" { if $report_pass { pass $name } }
- }
+# The following tests require execution.
+
+if ![runto_main] then {
+ return 0
}
-# Start with a fresh gdb.
+gdb_breakpoint [gdb_get_line_number "Block break here."]
+gdb_continue_to_breakpoint "Block break here."
+gdb_py_test_silent_cmd "python bf1 = gdb.selected_frame ()" "get frame" 0
-gdb_exit
-gdb_start
-gdb_reinitialize_dir $srcdir/$subdir
-gdb_load ${binfile}
+# Test Frame.architecture() method.
+gdb_py_test_silent_cmd "python show_arch_str = gdb.execute(\"show architecture\", to_string=True)" "show arch" 0
+gdb_test "python print (bf1.architecture().name() in show_arch_str)" "True" "test Frame.architecture()"
-gdb_test_multiple "python print 'hello, world!'" "verify python support" {
- -re "not supported.*$gdb_prompt $" {
- unsupported "python support is disabled"
- return -1
- }
- -re "$gdb_prompt $" {}
-}
+# First test that read_var is unaffected by PR 11036 changes.
+gdb_test "python print (bf1.read_var(\"i\"))" "\"stuff\"" "test i"
+gdb_test "python print (bf1.read_var(\"f\"))" "\"foo\"" "test f"
+gdb_test "python print (bf1.read_var(\"b\"))" "\"bar\"" "test b"
-# The following tests require execution.
+# Test the read_var function in another block other than the current
+# block (in this case, the super block). Test thar read_var is reading
+# the correct variables of i and f but they are the correct value and type.
+gdb_py_test_silent_cmd "python sb = bf1.block().superblock" "get superblock" 0
+gdb_test "python print (bf1.read_var(\"i\", sb))" "1.1.*" "test i = 1.1"
+gdb_test "python print (bf1.read_var(\"i\", sb).type)" "double" "test double i"
+gdb_test "python print (bf1.read_var(\"f\", sb))" "2.2.*" "test f = 2.2"
+gdb_test "python print (bf1.read_var(\"f\", sb).type)" "double" "test double f"
-if ![runto_main] then {
- fail "Can't run to main"
- return 0
-}
+# And again test another outerblock, this time testing "i" is the
+# correct value and type.
+gdb_py_test_silent_cmd "python sb = sb.superblock" "get superblock" 0
+gdb_test "python print (bf1.read_var(\"i\", sb))" "99" "test i = 99"
+gdb_test "python print (bf1.read_var(\"i\", sb).type)" "int" "test int i"
gdb_breakpoint "f2"
gdb_continue_to_breakpoint "breakpoint at f2"
-gdb_test "up" "" ""
+gdb_py_test_silent_cmd "python bframe = gdb.selected_frame()" \
+ "get bottommost frame" 0
+gdb_test "up" ".*" ""
gdb_py_test_silent_cmd "python f1 = gdb.selected_frame ()" "get second frame" 0
gdb_py_test_silent_cmd "python f0 = f1.newer ()" "get first frame" 0
+gdb_py_test_silent_cmd "python f2 = f1.older ()" "get last frame" 0
+
+# Check the Frame.level method.
+gdb_test "python print ('bframe.level = %d' % bframe.level ())" \
+ "bframe\\.level = 0"
+gdb_test "python print ('f0.level = %d' % f0.level ())" \
+ "f0\\.level = 0"
+gdb_test "python print ('f1.level = %d' % f1.level ())" \
+ "f1\\.level = 1"
+gdb_test "python print ('f2.level = %d' % f2.level ())" \
+ "f2\\.level = 2"
-gdb_test "python print 'result =', f0 == f1" " = False" "test equality comparison (false)"
-gdb_test "python print 'result =', f0 == f0" " = True" "test equality comparison (true)"
-gdb_test "python print 'result =', f0 != f1" " = True" "test inequality comparison (true)"
-gdb_test "python print 'result =', f0 != f0" " = False" "test inequality comparison (false)"
-gdb_test "python print 'result =', f0.is_valid ()" " = True" "test Frame.is_valid"
-gdb_test "python print 'result =', f0.name ()" " = f2" "test Frame.name"
-gdb_test "python print 'result =', f0.type () == gdb.NORMAL_FRAME" " = True" "test Frame.type"
-gdb_test "python print 'result =', f0.unwind_stop_reason () == gdb.FRAME_UNWIND_NO_REASON" " = True" "test Frame.type"
-gdb_test "python print 'result =', gdb.frame_stop_reason_string (gdb.FRAME_UNWIND_INNER_ID)" " = previous frame inner to this frame \\(corrupt stack\\?\\)" "test gdb.frame_stop_reason_string"
-gdb_test "python print 'result =', f0.pc ()" " = \[0-9\]+" "test Frame.pc"
-gdb_test "python print 'result =', f0.older () == f1" " = True" "test Frame.older"
-gdb_test "python print 'result =', f1.newer () == f0" " = True" "test Frame.newer"
-gdb_test "python print 'result =', f0.read_var ('variable_which_surely_doesnt_exist')" \
- "ValueError: variable 'variable_which_surely_doesnt_exist' not found.*Error while executing Python code." \
+gdb_test "python print (f1 == gdb.newest_frame())" False \
+ "selected frame -vs- newest frame"
+gdb_test "python print (bframe == gdb.newest_frame())" True \
+ "newest frame -vs- newest frame"
+
+gdb_test "python print ('result = %s' % (f0 == f1))" " = False" "test equality comparison (false)"
+gdb_test "python print ('result = %s' % (f0 == f0))" " = True" "test equality comparison (true)"
+gdb_test "python print ('result = %s' % (f0 != f1))" " = True" "test inequality comparison (true)"
+gdb_test "python print ('result = %s' % (f0 != f0))" " = False" "test inequality comparison (false)"
+gdb_test "python print ('result = %s' % f0.is_valid ())" " = True" "test Frame.is_valid"
+gdb_test "python print ('result = %s' % f0.name ())" " = f2" "test Frame.name"
+gdb_test "python print ('result = %s' % (f0.type () == gdb.NORMAL_FRAME))" " = True" "test Frame.type"
+gdb_test "python print ('result = %s' % (f0.unwind_stop_reason () == gdb.FRAME_UNWIND_NO_REASON))" \
+ " = True" "test Frame.unwind_stop_reason"
+gdb_test "python print ('result = %s' % gdb.frame_stop_reason_string (gdb.FRAME_UNWIND_INNER_ID))" " = previous frame inner to this frame \\(corrupt stack\\?\\)" "test gdb.frame_stop_reason_string"
+gdb_test "python print ('result = %s' % f0.pc ())" " = \[0-9\]+" "test Frame.pc"
+gdb_test "python print ('result = %s' % (f0.older () == f1))" " = True" "test Frame.older"
+gdb_test "python print ('result = %s' % (f1.newer () == f0))" " = True" "test Frame.newer"
+gdb_test "python print ('result = %s' % f0.read_var ('variable_which_surely_doesnt_exist'))" \
+ "ValueError: Variable 'variable_which_surely_doesnt_exist' not found.*Error while executing Python code." \
"test Frame.read_var - error"
-gdb_test "python print 'result =', f0.read_var ('a')" " = 1" "test Frame.read_var - success"
+gdb_test "python print ('result = %s' % f0.read_var ('a'))" " = 1" "test Frame.read_var - success"
+
+gdb_test "python print ('result = %s' % (gdb.selected_frame () == f1))" " = True" "test gdb.selected_frame"
-gdb_test "python print 'result =', gdb.selected_frame () == f1" " = True" "test gdb.selected_frame"
+# Can read SP register.
+gdb_test "python print ('result = %s' % (gdb.selected_frame ().read_register ('sp') == gdb.parse_and_eval ('\$sp')))" \
+ " = True" \
+ "test Frame.read_register(sp)"
+
+# PC value obtained via read_register is as expected.
+gdb_test "python print ('result = %s' % (f0.read_register('pc') == f0.pc()))" \
+ " = True" \
+ "test Frame.read_register(pc)"
+
+# Test arch-specific register name.
+set pc ""
+if {[is_amd64_regs_target]} {
+ set pc "rip"
+} elseif {[is_x86_like_target]} {
+ set pc "eip"
+}
+if { $pc != "" } {
+ gdb_test "python print ('result = %s' % (f0.read_register('pc') == f0.read_register('$pc')))" \
+ " = True" \
+ "test Frame.read_register($pc)"
+}
projects / binutils-gdb.git / blobdiff