1# Copyright (C) 2010-2015 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 16# Test inferior can stop at its very first instruction, usually "_start". 17# Dynamic executables have first instruction in ld.so. 18 19# If we're using a stub, we'll already be debugging a live program and 20# stopped at the entry point when we connect, and so the runto below 21# will issue a "continue", which always skips any breakpoint at PC. 22# When testing with a native target (or some other target that supports 23# "run"), runto will do a "run", which first creates the process, 24# leaving the PC at the entry point, just like the stub case, but then 25# continues the process with the equivalent of "jump *$PC", which 26# triggers any breakpoint at $PC. The latter is what we want to test. 27 28standard_testfile start.c 29 30if [target_info exists use_gdb_stub] { 31 untested ${testfile}.exp 32 return 33} 34 35if { [prepare_for_testing ${testfile}.exp ${testfile} $srcfile {additional_flags=-static}] } { 36 return -1 37} 38 39set test "info files" 40set entry "" 41gdb_test_multiple $test $test { 42 -re "\r\n\[\t \]*Entry point:\[\t \]*(0x\[0-9a-f\]+)\r\n.*$gdb_prompt $" { 43 set entry $expect_out(1,string) 44 pass $test 45 } 46} 47if {$entry == ""} { 48 untested ${testfile}.exp 49 return 50} 51 52if {[istarget powerpc64-*] && [is_lp64_target]} { 53 set test "convert entry point" 54 gdb_test_multiple "p *(void(*)(void) *) $entry" $test { 55 -re " =( \\(\[^0-9\]*\\))? (0x\[0-9a-f\]+)( <.*)?\r\n$gdb_prompt $" { 56 set entry $expect_out(2,string) 57 pass $test 58 } 59 } 60} 61 62if ![runto "*$entry"] { 63 return 64} 65gdb_test {p/x $pc} " = $entry" 66 67gdb_breakpoint "main" 68gdb_continue_to_breakpoint "main" "\\.?main.*" 69