old-cross-binutils/gdb/testsuite/gdb.base/step-test.exp

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# This testcase is part of GDB, the GNU debugger.
# Copyright 1997-2014 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/>. */
# step-test.exp -- Expect script to test stepping in gdb
standard_testfile .c
remote_exec build "rm -f ${binfile}"
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
* gdb.arch/altivec-abi.exp: Replace gdb_suppress_entire_file with untested followed by return combination. * gdb.arch/altivec-regs.exp: Likewise. * gdb.arch/e500-abi.exp: Likewise. * gdb.arch/e500-regs.exp: Likewise. * gdb.arch/gdb1291.exp: Likewise. * gdb.arch/gdb1431.exp: Likewise. * gdb.arch/gdb1558.exp: Likewise. * gdb.arch/i386-prologue.exp: Likewise. * gdb.arch/i386-unwind.exp: Likewise. * gdb.asm/asm-source.exp: Likewise. * gdb.base/a2-run.exp: Likewise. * gdb.base/advance.exp: Likewise. * gdb.base/all-bin.exp: Likewise. * gdb.base/annota1.exp: Likewise. * gdb.base/annota3.exp: Likewise. * gdb.base/args.exp: Likewise. * gdb.base/arithmet.exp: Likewise. * gdb.base/assign.exp: Likewise. * gdb.base/async.exp: Likewise. * gdb.base/attach.exp: Likewise. * gdb.base/bang.exp: Likewise. * gdb.base/bigcore.exp: Likewise. * gdb.base/bitfields.exp: Likewise. * gdb.base/bitfields2.exp: Likewise. * gdb.base/break.exp: Likewise. * gdb.base/call-sc.exp: Likewise. * gdb.base/call-strs.exp: Likewise. * gdb.base/callfuncs.exp: Likewise. * gdb.base/checkpoint.exp: Likewise. * gdb.base/chng-syms.exp: Likewise. * gdb.base/code-expr.exp: Likewise. * gdb.base/commands.exp: Likewise. * gdb.base/completion.exp: Likewise. * gdb.base/cond-expr.exp: Likewise. * gdb.base/condbreak.exp: Likewise. * gdb.base/consecutive.exp: Likewise. * gdb.base/constvars.exp: Likewise. * gdb.base/corefile.exp: Likewise. * gdb.base/cvexpr.exp: Likewise. * gdb.base/dbx.exp: Likewise. * gdb.base/define.exp: Likewise. * gdb.base/detach.exp: Likewise. * gdb.base/display.exp: Likewise. * gdb.base/dump.exp: Likewise. * gdb.base/ena-dis-br.exp: Likewise. * gdb.base/ending-run.exp: Likewise. * gdb.base/environ.exp: Likewise. * gdb.base/eval-skip.exp: Likewise. * gdb.base/exprs.exp: Likewise. * gdb.base/fileio.exp: Likewise. * gdb.base/finish.exp: Likewise. * gdb.base/float.exp: Likewise. * gdb.base/foll-exec.exp: Likewise. * gdb.base/foll-fork.exp: Likewise. * gdb.base/foll-vfork.exp: Likewise. * gdb.base/freebpcmd.exp: Likewise. * gdb.base/funcargs.exp: Likewise. * gdb.base/gcore.exp: Likewise. * gdb.base/gdb1090.exp: Likewise. * gdb.base/gdb1250.exp: Likewise. * gdb.base/huge.exp: Likewise. * gdb.base/info-proc.exp: Likewise. * gdb.base/interrupt.exp: Likewise. * gdb.base/jump.exp: Likewise. * gdb.base/langs.exp: Likewise. * gdb.base/lineinc.exp: Likewise. * gdb.base/list.exp: Likewise. * gdb.base/logical.exp: Likewise. * gdb.base/long_long.exp: Likewise. * gdb.base/macscp.exp: Likewise. * gdb.base/maint.exp: Likewise. * gdb.base/mips_pro.exp: Likewise. * gdb.base/miscexprs.exp: Likewise. * gdb.base/multi-forks.exp: Likewise. * gdb.base/opaque.exp: Likewise. * gdb.base/overlays.exp: Likewise. * gdb.base/pc-fp.exp: Likewise. * gdb.base/pointers.exp: Likewise. * gdb.base/printcmds.exp: Likewise. * gdb.base/psymtab.exp: Likewise. * gdb.base/ptype.exp: Likewise. * gdb.base/recurse.exp: Likewise. * gdb.base/relational.exp: Likewise. * gdb.base/relocate.exp: Likewise. * gdb.base/remote.exp: Likewise. * gdb.base/reread.exp: Likewise. * gdb.base/restore.exp: Likewise. * gdb.base/return.exp: Likewise. * gdb.base/return2.exp: Likewise. * gdb.base/scope.exp: Likewise. * gdb.base/sect-cmd.exp: Likewise. * gdb.base/sep.exp: Likewise. * gdb.base/sepdebug.exp: Likewise. * gdb.base/setshow.exp: Likewise. * gdb.base/setvar.exp: Likewise. * gdb.base/sigall.exp: Likewise. * gdb.base/sigbpt.exp: Likewise. * gdb.base/signals.exp: Likewise. * gdb.base/signull.exp: Likewise. * gdb.base/sizeof.exp: Likewise. * gdb.base/solib.exp: Likewise. * gdb.base/step-line.exp: Likewise. * gdb.base/step-test.exp: Likewise. * gdb.base/structs.exp: Likewise. * gdb.base/structs2.exp: Likewise. * gdb.base/term.exp: Likewise. * gdb.base/twice.exp: Likewise. * gdb.base/until.exp: Likewise. * gdb.base/varargs.exp: Likewise. * gdb.base/volatile.exp: Likewise. * gdb.base/watchpoint.exp: Likewise. * gdb.base/whatis-exp.exp: Likewise. * gdb.base/whatis.exp: Likewise. * gdb.cp/ambiguous.exp: Likewise. * gdb.cp/annota2.exp: Likewise. * gdb.cp/annota3.exp: Likewise. * gdb.cp/bool.exp: Likewise. * gdb.cp/breakpoint.exp: Likewise. * gdb.cp/casts.exp: Likewise. * gdb.cp/class2.exp: Likewise. * gdb.cp/classes.exp: Likewise. * gdb.cp/cplusfuncs.exp: Likewise. * gdb.cp/ctti.exp: Likewise. * gdb.cp/derivation.exp: Likewise. * gdb.cp/exception.exp: Likewise. * gdb.cp/gdb1355.exp: Likewise. * gdb.cp/hang.exp: Likewise. * gdb.cp/inherit.exp: Likewise. * gdb.cp/local.exp: Likewise. * gdb.cp/m-data.exp: Likewise. * gdb.cp/m-static.exp: Likewise. * gdb.cp/member-ptr.exp: Likewise. * gdb.cp/method.exp: Likewise. * gdb.cp/misc.exp: Likewise. * gdb.cp/namespace.exp: Likewise. * gdb.cp/overload.exp: Likewise. * gdb.cp/ovldbreak.exp: Likewise. * gdb.cp/pr-1023.exp: Likewise. * gdb.cp/pr-1210.exp: Likewise. * gdb.cp/pr-574.exp: Likewise. * gdb.cp/printmethod.exp: Likewise. * gdb.cp/psmang.exp: Likewise. * gdb.cp/ref-params.exp: Likewise. * gdb.cp/ref-types.exp: Likewise. * gdb.cp/rtti.exp: Likewise. * gdb.cp/templates.exp: Likewise. * gdb.cp/try_catch.exp: Likewise. * gdb.cp/userdef.exp: Likewise. * gdb.cp/virtfunc.exp: Likewise. * gdb.disasm/am33.exp: Likewise. * gdb.disasm/h8300s.exp: Likewise. * gdb.disasm/mn10300.exp: Likewise. * gdb.disasm/sh3.exp: Likewise. * gdb.disasm/t01_mov.exp: Likewise. * gdb.disasm/t02_mova.exp: Likewise. * gdb.disasm/t03_add.exp: Likewise. * gdb.disasm/t04_sub.exp: Likewise. * gdb.disasm/t05_cmp.exp: Likewise. * gdb.disasm/t06_ari2.exp: Likewise. * gdb.disasm/t07_ari3.exp: Likewise. * gdb.disasm/t08_or.exp: Likewise. * gdb.disasm/t09_xor.exp: Likewise. * gdb.disasm/t10_and.exp: Likewise. * gdb.disasm/t11_logs.exp: Likewise. * gdb.disasm/t12_bit.exp: Likewise. * gdb.disasm/t13_otr.exp: Likewise. * gdb.hp/gdb.aCC/optimize.exp: Likewise. * gdb.hp/gdb.aCC/watch-cmd.exp: Likewise. * gdb.hp/gdb.base-hp/callfwmall.exp: Likewise. * gdb.hp/gdb.base-hp/dollar.exp: Likewise. * gdb.hp/gdb.base-hp/hwwatchbus.exp: Likewise. * gdb.hp/gdb.base-hp/pxdb.exp: Likewise. * gdb.hp/gdb.base-hp/reg-pa64.exp: Likewise. * gdb.hp/gdb.base-hp/reg.exp: Likewise. * gdb.hp/gdb.base-hp/sized-enum.exp: Likewise. * gdb.hp/gdb.compat/xdb1.exp: Likewise. * gdb.hp/gdb.compat/xdb3.exp: Likewise. * gdb.hp/gdb.objdbg/objdbg01.exp: Likewise. * gdb.hp/gdb.objdbg/objdbg02.exp: Likewise. * gdb.hp/gdb.objdbg/objdbg03.exp: Likewise. * gdb.hp/gdb.objdbg/objdbg04.exp: Likewise. * gdb.mi/gdb701.exp: Likewise. * gdb.mi/gdb792.exp: Likewise. * gdb.mi/mi-basics.exp: Likewise. * gdb.mi/mi-break.exp: Likewise. * gdb.mi/mi-cli.exp: Likewise. * gdb.mi/mi-console.exp: Likewise. * gdb.mi/mi-disassemble.exp: Likewise. * gdb.mi/mi-eval.exp: Likewise. * gdb.mi/mi-file.exp: Likewise. * gdb.mi/mi-read-memory.exp: Likewise. * gdb.mi/mi-regs.exp: Likewise. * gdb.mi/mi-return.exp: Likewise. * gdb.mi/mi-simplerun.exp: Likewise. * gdb.mi/mi-stack.exp: Likewise. * gdb.mi/mi-stepi.exp: Likewise. * gdb.mi/mi-syn-frame.exp: Likewise. * gdb.mi/mi-until.exp: Likewise. * gdb.mi/mi-var-block.exp: Likewise. * gdb.mi/mi-var-child.exp: Likewise. * gdb.mi/mi-var-cmd.exp: Likewise. * gdb.mi/mi-var-display.exp: Likewise. * gdb.mi/mi-watch.exp: Likewise. * gdb.mi/mi2-basics.exp: Likewise. * gdb.mi/mi2-break.exp: Likewise. * gdb.mi/mi2-cli.exp: Likewise. * gdb.mi/mi2-console.exp: Likewise. * gdb.mi/mi2-disassemble.exp: Likewise. * gdb.mi/mi2-eval.exp: Likewise. * gdb.mi/mi2-file.exp: Likewise. * gdb.mi/mi2-read-memory.exp: Likewise. * gdb.mi/mi2-regs.exp: Likewise. * gdb.mi/mi2-return.exp: Likewise. * gdb.mi/mi2-simplerun.exp: Likewise. * gdb.mi/mi2-stack.exp: Likewise. * gdb.mi/mi2-stepi.exp: Likewise. * gdb.mi/mi2-syn-frame.exp: Likewise. * gdb.mi/mi2-until.exp: Likewise. * gdb.mi/mi2-var-block.exp: Likewise. * gdb.mi/mi2-var-child.exp: Likewise. * gdb.mi/mi2-var-cmd.exp: Likewise. * gdb.mi/mi2-var-display.exp: Likewise. * gdb.mi/mi2-watch.exp: Likewise. * gdb.stabs/exclfwd.exp: Likewise. * gdb.stabs/weird.exp: Likewise. * gdb.threads/gcore-thread.exp: Likewise. * gdb.trace/actions.exp: Likewise. * gdb.trace/backtrace.exp: Likewise. * gdb.trace/circ.exp: Likewise. * gdb.trace/collection.exp: Likewise. * gdb.trace/deltrace.exp: Likewise. * gdb.trace/infotrace.exp: Likewise. * gdb.trace/limits.exp: Likewise. * gdb.trace/packetlen.exp: Likewise. * gdb.trace/passc-dyn.exp: Likewise. * gdb.trace/passcount.exp: Likewise. * gdb.trace/report.exp: Likewise. * gdb.trace/save-trace.exp: Likewise. * gdb.trace/tfind.exp: Likewise. * gdb.trace/tracecmd.exp: Likewise. * gdb.trace/while-dyn.exp: Likewise. * gdb.trace/while-stepping.exp: Likewise.
2006-08-10 05:27:22 +00:00
untested step-test.exp
return -1
}
clean_restart ${binfile}
if ![runto_main] then {
fail "Can't run to main"
return 0
}
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# Set a breakpoint at line 45, if stepi then finish fails, we would
# run to the end of the program, which would mess up the rest of the tests.
# Vanilla step/next
#
gdb_test "next" ".*${decimal}.*x = 1;.*" "next 1"
gdb_test "step" ".*${decimal}.*y = 2;.*" "step 1"
# With count
#
gdb_test "next 2" ".*${decimal}.*w = w.*2;.*" "next 2"
gdb_test "step 3" ".*${decimal}.*z = z.*5;.*" "step 3"
gdb_test "next" ".*${decimal}.*callee.*OVER.*" "next 3"
# Step over call
#
gdb_test "next" ".*${decimal}.*callee.*INTO.*" "next over"
# Step into call
#
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gdb_test "step" ".*${decimal}.*myglob.*" "step into"
# Step out of call
#
# I wonder if this is really portable. Are there any caller-saves
# platforms, on which `finish' will return you to some kind of pop
# instruction, which is attributed to the line containing the function
# call?
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# On PA64, we end up at a different instruction than PA32.
# On IA-64, we also end up on callee instead of on the next line due
# to the restoration of the global pointer (which is a caller-save).
# Similarly on MIPS PIC targets.
set test "step out"
if { [istarget "hppa2.0w-hp-hpux*"] || [istarget "ia64-*-*"] || [istarget "mips*-*-*"]} {
gdb_test_multiple "finish" "$test" {
-re ".*${decimal}.*a.*5.*= a.*3.*$gdb_prompt $" {
pass "$test"
}
-re ".*${decimal}.*callee.*INTO.*$gdb_prompt $" {
pass "$test"
}
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}
} else {
gdb_test "finish" ".*${decimal}.*a.*5.*= a.*3.*" "step out"
}
### Testing nexti and stepi.
###
### test_i NAME COMMAND HERE THERE
###
### Send COMMAND to gdb over and over, while the output matches the
### regexp HERE, followed by the gdb prompt. Pass if the output
### eventually matches the regexp THERE, followed by the gdb prompt;
### fail if we have to iterate more than a hundred times, we time out
### talking to gdb, or we get output which is neither HERE nor THERE. :)
###
### Use NAME as the name of the test.
###
### The exact regexps used are "$HERE.*$gdb_prompt $"
### and "$THERE.*$gdb_prompt $"
###
proc test_i {name command here there} {
global gdb_prompt
set i 0
gdb_test_multiple "$command" "$name" {
-re "$here.*$gdb_prompt $" {
# Have we gone for too many steps without seeing any progress?
if {[incr i] >= 100} {
fail "$name (no progress after 100 steps)"
return
}
send_gdb "$command\n"
exp_continue
}
-re "$there.*$gdb_prompt $" {
# We've reached the next line. Rah.
pass "$name"
return
}
}
}
test_i "stepi to next line" "stepi" \
".*${decimal}.*a.*5.* = a.*3" \
".*${decimal}.*callee.*STEPI"
# Continue to step until we enter the function. Also keep stepping
# if this passes through a (useless) PLT entry.
test_i "stepi into function" "stepi" \
"(.*${decimal}.*callee.*STEPI|.* in callee@plt)" \
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".*callee \\(\\) at .*step-test\\.c"
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# Continue to step until we reach the function's body. This makes it
# more likely that we've actually completed the prologue, so "finish"
# will work.
test_i "stepi into function's first source line" "stepi" \
".*${decimal}.*int callee" \
".*${decimal}.*myglob.*; return 0;"
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# Have to be careful here, if the finish does not work,
# then we may run to the end of the program, which
# will cause erroneous failures in the rest of the tests
set test "stepi: finish call"
gdb_test_multiple "finish" "$test" {
-re ".*${decimal}.*callee.*NEXTI.*$gdb_prompt $" {
pass "$test"
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}
gdb * infrun.c (print_exited_reason): Include inferior id and pid in message. gdb/testsuite * lib/opencl.exp (skip_opencl_tests): Update for exit message change. * lib/mi-support.exp (mi_gdb_test): Update for exit message change. * lib/gdb.exp (gdb_test_multiple): Update comment. Update for exit message change. (skip_altivec_tests): Update for exit message change. (skip_vsx_tests): Likewise. (gdb_continue_to_end): Likewise. Add 'command' argument. * lib/cell.exp (skip_cell_tests): Update for exit message change. * gdb.threads/tls.exp: Update for exit message change. * gdb.threads/thread-unwindonsignal.exp: Use gdb_continue_to_end. * gdb.threads/step.exp (step_it): Update for exit message change. (continue_all): Likewise. * gdb.threads/print-threads.exp (test_all_threads): Update for exit message change. * gdb.threads/interrupted-hand-call.exp: Use gdb_continue_to_end. * gdb.threads/execl.exp: Use gdb_continue_to_end. * gdb.python/py-prettyprint.exp (run_lang_tests): Use gdb_continue_to_end. * gdb.hp/gdb.objdbg/objdbg02.exp: Use gdb_continue_to_end. * gdb.hp/gdb.objdbg/objdbg01.exp: Use gdb_continue_to_end. * gdb.hp/gdb.defects/solib-d.exp: Update for exit message change. * gdb.cp/method.exp: Update for exit message change. * gdb.cp/mb-templates.exp: Update for exit message change. * gdb.cp/mb-inline.exp: Use gdb_continue_to_end. * gdb.cp/annota3.exp: Update for exit message change. * gdb.cp/annota2.exp: Update for exit message change. * gdb.cell/fork.exp: Use gdb_continue_to_end. * gdb.base/term.exp: Update for exit message change. * gdb.base/step-test.exp (test_i): Update for exit message change. * gdb.base/sigstep.exp (advance): Update for exit message change. (advancei): Likewise. * gdb.base/siginfo.exp: Update for exit message change. * gdb.base/shlib-call.exp: Use gdb_continue_to_end. * gdb.base/reread.exp: Use gdb_continue_to_end. * gdb.base/langs.exp: Use gdb_continue_to_end. * gdb.base/interrupt.exp: Update for exit message change. * gdb.base/gdb1555.exp: Update for exit message change. * gdb.base/exe-lock.exp: Use gdb_continue_to_end. * gdb.base/ending-run.exp: Update for exit message change. * gdb.base/chng-syms.exp: Update for exit message change. * gdb.base/checkpoint.exp: Update for exit message change. * gdb.base/catch-syscall.exp (check_for_program_end): Use gdb_continue_to_end. (test_catch_syscall_with_wrong_args): Likewise. * gdb.base/call-signal-resume.exp: Use gdb_continue_to_end. * gdb.base/break-interp.exp (test_ld): Update for exit message change. * gdb.base/bang.exp: Update for exit message change. * gdb.base/attach.exp (do_attach_tests): Use gdb_continue_to_end. (do_call_attach_tests): Likewise. * gdb.base/a2-run.exp: Update for exit message change. * gdb.arch/ppc-dfp.exp: Update for exit message change. * gdb.ada/tasks.exp: Use gdb_continue_to_end. * gdb.ada/catch_ex.exp: Use gdb_continue_to_end.
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-re ".*(Program received|$inferior_exited_re).*$gdb_prompt $" {
# Oops... We ran to the end of the program... Better reset
if {![runto_main]} then {
fail "$test (Can't run to main)"
return 0
}
if {![runto step-test.c:45]} {
fail "$test (Can't run to line 45)"
return 0
}
fail "$test"
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}
-re ".*${decimal}.*callee.*STEPI.*$gdb_prompt $" {
# On PA64, we end up at a different instruction than PA32.
# On IA-64, we end up on callee instead of on the following line due
# to the restoration of the global pointer.
# Similarly on MIPS PIC targets.
if { [istarget "hppa2.0w-hp-hpux*"] || [istarget "ia64-*-*"] || [istarget "mips*-*-*"] } {
test_i "$test" "stepi" \
".*${decimal}.*callee.*STEPI" ".*${decimal}.*callee.*NEXTI"
} else {
fail "$test"
}
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}
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}
test_i "nexti over function" "nexti" \
".*${decimal}.*callee.*NEXTI" \
".*${decimal}.*y = w \\+ z;"
# On some platforms, if we try to step into a function call that
# passes a large structure by value, then we actually end up stepping
# into memcpy, bcopy, or some such --- GCC emits the call to pass the
# argument. Opinion is bitterly divided about whether this is the
# right behavior for GDB or not, but we'll catch it here, so folks
# won't forget about it.
# Update 4/4/2002 - Regardless of which opinion you have, you would
# probably have to agree that gdb is currently behaving as designed,
# in the absence of additional code to not stop in functions used
# internally by the compiler. Since the testsuite should be checking
# for conformance to the design, the correct behavior is to accept the
# cases where gdb stops in memcpy/bcopy.
1999-12-07 03:56:43 +00:00
gdb_test \
"break [gdb_get_line_number "step-test.exp: large struct by value"]" \
".*Breakpoint.* at .*" \
"set breakpoint at call to large_struct_by_value"
gdb_test "continue" \
".*Breakpoint ${decimal},.*large_struct_by_value.*" \
"run to pass large struct"
set test "large struct by value"
gdb_test_multiple "step" "$test" {
-re ".*step-test.exp: arrive here 1.*$gdb_prompt $" {
pass "$test"
}
-re ".*(memcpy|bcopy).*$gdb_prompt $" {
send_gdb "finish\n" ; gdb_expect -re "$gdb_prompt $"
send_gdb "step\n"
exp_continue
}
}
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gdb_continue_to_end "step-test.exp"
return 0