1# Copyright (C) 2010, 2011 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 19set testfile break-entry 20if { [prepare_for_testing ${testfile}.exp ${testfile} start.c {additional_flags=-static}] } { 21 return -1 22} 23 24# If we're using a stub, we'll already be debugging a live program and 25# stopped at the entry point when we connect, and so the runto below 26# will issue a "continue", which always skips any breakpoint at PC. 27# When testing with a native target (or some other target that supports 28# "run"), runto will do a "run", which first creates the process, 29# leaving the PC at the entry point, just like the stub case, but then 30# continues the process with the equivalent of "jump *$PC", which 31# triggers any breakpoint at $PC. The latter is what we want to test. 32 33if [target_info exists use_gdb_stub] { 34 untested ${testfile}.exp 35 return 36} 37 38set test "info files" 39set entry "" 40gdb_test_multiple $test $test { 41 -re "\r\n\[\t \]*Entry point:\[\t \]*(0x\[0-9a-f\]+)\r\n.*$gdb_prompt $" { 42 set entry $expect_out(1,string) 43 pass $test 44 } 45} 46if {$entry == ""} { 47 untested ${testfile}.exp 48 return 49} 50 51if {[istarget powerpc64-*] && [is_lp64_target]} { 52 set test "convert entry point" 53 gdb_test_multiple "p *(void(*)(void) *) $entry" $test { 54 -re " =( \\(\[^0-9\]*\\))? (0x\[0-9a-f\]+)( <.*)?\r\n$gdb_prompt $" { 55 set entry $expect_out(2,string) 56 pass $test 57 } 58 } 59} 60 61if ![runto "*$entry"] { 62 return 63} 64gdb_test {p/x $pc} " = $entry" 65 66gdb_breakpoint "main" 67gdb_continue_to_breakpoint "main" "\\.?main.*" 68