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[deliverable/binutils-gdb.git] / gdb / testsuite / gdb.python / py-arch-reg-groups.exp

# Copyright 2020-2022 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
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

# Check the gdb.Architecture.register_groups functionality.

load_lib gdb-python.exp
standard_testfile py-arch.c

if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile}] } {
    return -1
}

# Skip all tests if Python scripting is not enabled.
if { [skip_python_tests] } { continue }

if ![runto_main] {
   return -1
}

# First, use 'maint print reggroups' to get a list of all register
# groups.
set groups {}
set test "maint print reggroups"
gdb_test_multiple $test $test {
    -re ".*Group\[ \t\]+Type\[ \t\]+\r\n" {
	exp_continue
    }
    -re "^ (\[^ \t\]+)\[ \t\]+\[^\r\n\]+\r\n" {
	lappend groups $expect_out(1,string)
	exp_continue
    }
    -re "^$gdb_prompt " {
    }
}
gdb_assert {[llength $groups] > 0} \
    "Found at least one register group"

# Now get the same register names using Python API.
gdb_py_test_silent_cmd \
    "python frame = gdb.selected_frame()" "get frame" 0
gdb_py_test_silent_cmd \
    "python arch = frame.architecture()" "get arch" 0
gdb_py_test_silent_cmd \
    "python groups = list (arch.register_groups ())" \
    "get register groups" 0
gdb_py_test_silent_cmd \
    "python groups = map (lambda obj: obj.name, groups)" \
    "convert groups to names" 0

set py_groups {}
gdb_test_multiple "python print (\"\\n\".join (groups))" \
    "register groups from python" {
	-re "^python print \[^\r\n\]+\r\n" {
	    exp_continue
	}
	-re "^(\[^\r\n\]+)\r\n" {
	    lappend py_groups $expect_out(1,string)
	    exp_continue
	}
	-re "^$gdb_prompt " {
	}
    }

gdb_assert {[llength $py_groups] > 0} \
    "Found at least one register group from python"
gdb_assert {[llength $py_groups] == [llength $groups]} \
    "Same numnber of registers groups found"

set found_non_match 0
for { set i 0 } { $i < [llength $groups] } { incr i } {
    if {[lindex $groups $i] != [lindex $py_groups $i]} {
	set found_non_match 1
    }
}
gdb_assert { $found_non_match == 0 } "all register groups match"

# Check that we get the same register group descriptors from two
# different iterators.
gdb_py_test_silent_cmd \
    "python iter1 = arch.register_groups ()" \
    "get first all register group iterator" 0
gdb_py_test_silent_cmd \
    "python iter2 = arch.register_groups ()" \
    "get second all register group iterator" 0
gdb_py_test_silent_cmd \
    [multi_line_input \
	 "python" \
	 "for r1, r2 in zip(iter1, iter2):" \
	 "  if (r1.name != r2.name):"\
	 "    raise gdb.GdbError (\"miss-matched names\")" \
	 "  if (r1 != r2):" \
	 "    raise gdb.GdbError (\"miss-matched objects\")" \
	 "\004" ] \
    "check names and objects match" 1