binutils-gdb/gdb/testsuite/gdb.perf/disassemble.exp

# Copyright (C) 2013-2018 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/>.

# This test case is to test the speed of GDB when it is doing disassemble
# some large functions in GDB.
load_lib perftest.exp

if [skip_perf_tests] {
    return 0
}

global GDB

standard_testfile .c
# Overwrite $binfile
set binfile $GDB

PerfTest::assemble {
    # Don't have compilation step.
    return 0
} {
    global srcdir subdir
    global binfile

    gdb_exit
    gdb_start
    gdb_reinitialize_dir $srcdir/$subdir

    # When GDB is debugging GDB, the prompt is changed to "(top-gdb) ".
    # In order to avoid the confusion of pattern matching, set the
    # gdb_prompt to '(top-gdb)' temporarily.
    with_gdb_prompt "(top-gdb)" {
	gdb_load ${binfile}
    }

    # The prompt of both parent GDB and child GDB is '(gdb)', but
    # child GDB's prompt doesn't confuse pattern matching because but
    # we only run to main function of child GDB, so child GDB's
    # prompt can't be printed out.
    if ![runto_main] {
	return -1
    }

    return 0
} {
    gdb_test "python Disassemble\(\).run()"
    return 0
}