gdb/testsuite/gdb.trace/change-loc.exp

   1 # Copyright 2011 Free Software Foundation, Inc.
   2 # This program is free software; you can redistribute it and/or modify
   3 # it under the terms of the GNU General Public License as published by
   4 # the Free Software Foundation; either version 3 of the License, or
   5 # (at your option) any later version.
   6 #
   7 # This program is distributed in the hope that it will be useful,
   8 # but WITHOUT ANY WARRANTY; without even the implied warranty of
   9 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  10 # GNU General Public License for more details.
  11 #
  12 # You should have received a copy of the GNU General Public License
  13 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  14
  15 load_lib "trace-support.exp";
  16
  17 if $tracelevel then {
  18     strace $tracelevel
  19 }
  20
  21 if {[skip_shlib_tests]} {
  22     return 0
  23 }
  24
  25 set testfile "change-loc"
  26 set libfile1 "change-loc-1"
  27 set libfile2 "change-loc-2"
  28 set srcfile $testfile.c
  29 set executable $testfile
  30 set libsrc1 $srcdir/$subdir/$libfile1.c
  31 set libsrc2 $srcdir/$subdir/$libfile2.c
  32 set binfile $objdir/$subdir/$testfile
  33 set lib_sl1 $objdir/$subdir/$libfile1.sl
  34 set lib_sl2 $objdir/$subdir/$libfile2.sl
  35
  36 set lib_opts debug
  37
  38 if [get_compiler_info ${binfile}] {
  39     return -1
  40 }
  41
  42 # Some targets have leading underscores on assembly symbols.
  43 set additional_flags [list debug shlib=$lib_sl1 shlib_load [gdb_target_symbol_prefix_flags]]
  44
  45 if { [gdb_compile_shlib $libsrc1 $lib_sl1 $lib_opts] != ""
  46      || [gdb_compile_shlib $libsrc2 $lib_sl2 $lib_opts] != ""
  47      || [gdb_compile $srcdir/$subdir/$srcfile $binfile executable $additional_flags] != ""} {
  48     untested "Could not compile either $libsrc1 or $srcdir/$subdir/$srcfile."
  49     return -1
  50 }
  51
  52 clean_restart $executable
  53
  54 gdb_load_shlibs $lib_sl1
  55 gdb_load_shlibs $lib_sl2
  56
  57 if ![runto_main] {
  58     fail "Can't run to main to check for trace support"
  59     return -1
  60 }
  61
  62 if { ![gdb_target_supports_trace] } then {
  63     unsupported "Current target does not support trace"
  64     return -1;
  65 }
  66
  67 if [is_amd64_regs_target] {
  68     set pcreg "rip"
  69 } elseif [is_x86_like_target] {
  70     set pcreg "eip"
  71 } else {
  72     set pcreg "pc"
  73 }
  74
  75
  76 # Set tracepoint during tracing experiment.
  77
  78 proc tracepoint_change_loc_1 { trace_type } {
  79     global testfile
  80     global srcfile
  81     global pcreg
  82     global gdb_prompt
  83     global pf_prefix
  84
  85     set old_pf_prefix $pf_prefix
  86     set pf_prefix "$pf_prefix 1 $trace_type:"
  87
  88     clean_restart ${testfile}
  89     if ![runto_main] {
  90         fail "Can't run to main"
  91         set pf_prefix $old_pf_prefix
  92         return -1
  93     }
  94     gdb_test_no_output "delete break 1"
  95
  96     # Set a tracepoint we'll never meet.  Just to avoid the complain after
  97     # type `tstart' later.
  98     gdb_test "next" ".*"
  99     gdb_test "trace main" "Tracepoint \[0-9\] at.* file .*$srcfile, line.*" \
 100         "set tracepoint on main"
 101
 102     gdb_test "break marker" "Breakpoint.*at.* file .*$srcfile, line.*" \
 103         "breakpoint on marker"
 104
 105     gdb_test_no_output "tstart"
 106
 107     gdb_test "continue" ".*Breakpoint.*marker.*at.*$srcfile.*" \
 108         "continue to marker 1"
 109     # Set a tracepoint during tracing.
 110     gdb_test "${trace_type} set_tracepoint" ".*" "set tracepoint on set_tracepoint"
 111
 112     gdb_trace_setactions "set action for tracepoint" "" \
 113         "collect \$$pcreg" "^$"
 114
 115     # tracepoint has two locations after shlib change-loc-1 is loaded.
 116     gdb_test "info trace" \
 117         "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 118 \[0-9\]+\[\t \]+\(|fast \)tracepoint\[ \]+keep y.*\<MULTIPLE\>.*4\.1.* in func4.*4\.2.* in func4.*" \
 119         "tracepoint with two locations"
 120
 121     setup_kfail "gdb/13392" x86_64-*-*
 122     gdb_test "continue" ".*Breakpoint.*marker.*at.*$srcfile.*" \
 123         "continue to marker 2"
 124
 125     # tracepoint has three locations after shlib change-loc-2 is loaded.
 126     gdb_test "info trace" \
 127         "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 128 \[0-9\]+\[\t \]+\(|fast \)tracepoint\[ \]+keep y.*\<MULTIPLE\>.*4\.1.* in func4.*4\.2.* in func4.*4\.3.* in func4 .*" \
 129         "tracepoint with three locations"
 130
 131     gdb_test_no_output "tstop"
 132
 133     setup_kfail "gdb/13392" x86_64-*-*
 134     gdb_test "tfind" "Found trace frame 0, tracepoint 4.*" "tfind frame 0"
 135     gdb_test "tfind" "Target failed to find requested trace frame\\..*"
 136
 137     set pf_prefix $old_pf_prefix
 138 }
 139
 140
 141 tracepoint_change_loc_1 "trace"
 142
 143 # Re-compile test case with IPA.
 144 set libipa $objdir/../gdbserver/libinproctrace.so
 145 gdb_load_shlibs $libipa
 146
 147 if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile executable \
 148           [list debug nowarnings shlib=$libipa shlib=$lib_sl1 shlib_load] ] != "" } {
 149     untested change-loc.exp
 150     return -1
 151 }
 152
 153 tracepoint_change_loc_1 "ftrace"