Subversion Repositories openrisc

#   Copyright 1998, 1999, 2007, 2008, 2009, 2010

#   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 .  */

if $tracelevel then {

        strace $tracelevel

        }

set prms_id 0

set bug_id 0

clear_xfail "*-*-*"

set testfile "jump"

set srcfile ${testfile}.c

set binfile ${objdir}/${subdir}/${testfile}

# Build the test case

if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug nowarnings}] != "" } {

     untested jump.exp

     return -1

    }

# Start with a fresh gdb

gdb_exit

gdb_start

gdb_reinitialize_dir $srcdir/$subdir

gdb_load ${binfile}

if ![runto_main] then {

  perror "Couldn't run to main"

  return -1

}

# Set a breakpoint on the statement that we're about to jump to.

# The statement doesn't contain a function call.

#

send_gdb "break 22\n"

set bp_on_non_call 0

gdb_expect {

  -re "\[Bb\]reakpoint (\[0-9\]*) at 0x\[0-9a-fA-F\]*: file .*${srcfile}, line 22.*$gdb_prompt $"\

          {set bp_on_non_call $expect_out(1,string)

           pass "break before jump to non-call"}

  -re "$gdb_prompt $"\

          {fail "break before jump to non-call"}

  timeout {fail "(timeout) break before jump to non-call"}

}

# Can we jump to the statement?  Do we stop there?

#

send_gdb "jump 22\n"

gdb_expect {

  -re "Breakpoint \[0-9\]*, .*${srcfile}:22.*$gdb_prompt $"\

          {pass "jump to non-call"}

  -re "$gdb_prompt $"\

          {fail "jump to non-call"}

  timeout {fail "(timeout) jump to non-call"}

}

# Set a breakpoint on the statement that we're about to jump to.

# The statement does contain a function call.

#

send_gdb "break 21\n"

set bp_on_call 0

gdb_expect {

  -re "\[Bb\]reakpoint (\[0-9\]*) at 0x\[0-9a-fA-F\]*: file .*${srcfile}, line 21.*$gdb_prompt $"\

          {set bp_on_call $expect_out(1,string)

           pass "break before jump to call"}

  -re "$gdb_prompt $"\

          {fail "break before jump to call"}

  timeout {fail "(timeout) break before jump to call"}

}

# Can we jump to the statement?  Do we stop there?

#

send_gdb "jump 21\n"

gdb_expect {

  -re "Breakpoint \[0-9\]*, .*${srcfile}:21.*$gdb_prompt $"\

          {pass "jump to call"}

  -re "$gdb_prompt $"\

          {fail "jump to call"}

  timeout {fail "(timeout) jump to call"}

}

# If we disable the breakpoint at the function call, and then

# if we jump to that statement, do we not stop there, but at

# the following breakpoint?

#

send_gdb "disable $bp_on_call\n"

gdb_expect {

  -re "$gdb_prompt $"\

          {pass "disable breakpoint on call"}

  timeout {fail "(timeout) disable breakpoint on call"}

}

send_gdb "jump 21\n"

gdb_expect {

  -re "Breakpoint \[0-9\]*, .*${srcfile}:22.*$gdb_prompt $"\

          {pass "jump to call with disabled breakpoint"}

  -re "$gdb_prompt $"\

          {fail "jump to call with disabled breakpoint"}

  timeout {fail "(timeout) jump to call with disabled breakpoint"}

}

# Verify that GDB responds gracefully to the "jump" command without

# an argument.

#

send_gdb "jump\n"

gdb_expect {

  -re "Argument required .starting address..*$gdb_prompt $"\

          {pass "jump without argument disallowed"}

  -re "$gdb_prompt $"\

          {fail "jump without argument disallowed"}

  timeout {fail "(timeout) jump without argument disallowed"}

}

# Verify that GDB responds gracefully to the "jump" command with

# trailing junk.

#

send_gdb "jump 21 100\n"

gdb_expect {

  -re "Junk at end of line specification: 100.*$gdb_prompt $"\

          {pass "jump with trailing argument junk"}

  -re "$gdb_prompt $"\

          {fail "jump with trailing argument junk"}

  timeout {fail "(timeout) jump with trailing argument junk"}

}

# Verify that GDB responds gracefully to a request to jump out of

# the current function.  (Note that this will very likely cause the

# inferior to die.  Be prepared to rerun the inferior, if further

# testing is desired.)

#

# Try it both ways: confirming and not confirming the jump.

#

send_gdb "jump 12\n"

gdb_expect {

  -re "Line 12 is not in `main'.  Jump anyway.*y or n. $"\

          {send_gdb "n\n"

           gdb_expect {

             -re "Not confirmed.*$gdb_prompt $"\

                     {pass "aborted jump out of current function"}

             -re "$gdb_prompt $"\

                     {fail "aborted jump out of current function"}

             timeout {fail "(timeout) aborted jump out of current function"}

           }

          }

  -re "$gdb_prompt $"\

          {fail "aborted jump out of current function"}

  timeout {fail "(timeout) aborted jump out of current function"}

}

send_gdb "jump 12\n"

gdb_expect {

  -re "Line 12 is not in `main'.  Jump anyway.*y or n. $"\

          {send_gdb "y\n"

           gdb_expect {

             -re "Continuing at.*$gdb_prompt $"\

                     {pass "jump out of current function"}

             -re "$gdb_prompt $"\

                     {fail "jump out of current function"}

             timeout {fail "(timeout) jump out of current function"}

           }

          }

  -re "$gdb_prompt $"\

          {fail "jump out of current function"}

  timeout {fail "(timeout) jump out of current function"}

}

gdb_exit

return 0