# Copyright 2009-2016 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 file is part of the gdb testsuite. # Test i386 displaced stepping. if { ![is_x86_like_target] } then { verbose "Skipping x86 displaced stepping tests." return } standard_testfile .S set additional_flags "-Wa,-g" if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug $additional_flags]] != "" } { untested i386-disp-step.exp return -1 } # Get things started. gdb_exit gdb_start gdb_reinitialize_dir $srcdir/$subdir gdb_load ${binfile} gdb_test "set displaced-stepping on" "" gdb_test "show displaced-stepping" ".* displaced stepping .* is on.*" if ![runto_main] then { fail "Can't run to main" return 0 } ########################################## # Test call/ret. gdb_test "break test_call" \ "Breakpoint.*at.* file .*$srcfile, line.*" \ "break test_call" gdb_test "break test_call_end" \ "Breakpoint.*at.* file .*$srcfile, line.*" \ "break test_call_end" gdb_test "break test_ret" \ "Breakpoint.*at.* file .*$srcfile, line.*" \ "break test_ret" gdb_test "break test_ret_end" \ "Breakpoint.*at.* file .*$srcfile, line.*" \ "break test_ret_end" gdb_test "continue" \ "Continuing.*Breakpoint.*, test_call ().*" \ "continue to test_call" gdb_test "continue" \ "Continuing.*Breakpoint.*, test_call_end ().*" \ "continue to test_call_end" gdb_test "continue" \ "Continuing.*Breakpoint.*, test_ret ().*" \ "continue to test_ret" gdb_test "continue" \ "Continuing.*Breakpoint.*, test_ret_end ().*" \ "continue to test_ret_end" ########################################## # Absolute jump with leading prefixes. # These don't occur in normal code, but gdb should still DTRT. gdb_test "break test_prefixed_abs_jump" \ "Breakpoint.*at.* file .*$srcfile, line.*" \ "break test_prefixed_abs_jump" gdb_test "break test_prefixed_abs_jump_end" \ "Breakpoint.*at.* file .*$srcfile, line.*" \ "break test_prefixed_abs_jump_end" gdb_test "continue" \ "Continuing.*Breakpoint.*, test_prefixed_abs_jump ().*" \ "continue to test_prefixed_abs_jump" gdb_test "continue" \ "Continuing.*Breakpoint.*, test_prefixed_abs_jump_end ().*" \ "continue to test_prefixed_abs_jump_end" ########################################## # Test syscall. gdb_test "break test_syscall" \ "Breakpoint.*at.* file .*$srcfile, line.*" \ "break test_syscall" gdb_test "break test_syscall_end" \ "Breakpoint.*at.* file .*$srcfile, line.*" \ "break test_syscall_end" gdb_test "continue" \ "Continuing.*Breakpoint.*, test_syscall ().*" \ "continue to test_syscall" gdb_test "continue" \ "Continuing.*Breakpoint.*, test_syscall_end ().*" \ "continue to test_syscall_end" ########################################## # Test prefixed syscall. # These don't occur in normal code, but gdb should still DTRT. gdb_test "break test_prefixed_syscall" \ "Breakpoint.*at.* file .*$srcfile, line.*" \ "break test_prefixed_syscall" gdb_test "break test_prefixed_syscall_end" \ "Breakpoint.*at.* file .*$srcfile, line.*" \ "break test_prefixed_syscall_end" gdb_test "continue" \ "Continuing.*Breakpoint.*, test_prefixed_syscall ().*" \ "continue to test_prefixed_syscall" gdb_test "continue" \ "Continuing.*Breakpoint.*, test_prefixed_syscall_end ().*" \ "continue to test_prefixed_syscall_end" ########################################## # int3 (with prefixes) # These don't occur in normal code, but gdb should still DTRT. gdb_test "break test_int3" \ "Breakpoint.*at.* file .*$srcfile, line.*" \ "break test_int3" gdb_test "break test_int3_end" \ "Breakpoint.*at.* file .*$srcfile, line.*" \ "break test_int3_end" gdb_test "continue" \ "Continuing.*Breakpoint.*, test_int3 ().*" \ "continue to test_int3" gdb_test "continue" \ "Continuing.*Breakpoint.*, test_int3_end ().*" \ "continue to test_int3_end" ########################################## # Done, run program to exit. gdb_continue_to_end "i386-disp-step"