gdb/testsuite/gdb.trace/trace-condition.exp

   1 # Copyright 2011-2016 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 standard_testfile
  18 set executable $testfile
  19 set expfile $testfile.exp
  20
  21 # Some targets have leading underscores on assembly symbols.
  22 set additional_flags [gdb_target_symbol_prefix_flags]
  23
  24 if [prepare_for_testing $expfile $executable $srcfile \
  25         [list debug $additional_flags]] {
  26     untested "failed to prepare for trace tests"
  27     return -1
  28 }
  29
  30 if ![runto_main] {
  31     fail "can't run to main to check for trace support"
  32     return -1
  33 }
  34
  35 if ![gdb_target_supports_trace] {
  36     unsupported "target does not support trace"
  37     return -1
  38 }
  39
  40 set libipa [get_in_proc_agent]
  41 set remote_libipa [gdb_load_shlib $libipa]
  42
  43 # Can't use prepare_for_testing, because that splits compiling into
  44 # building objects and then linking, and we'd fail with "linker input
  45 # file unused because linking not done" when building the object.
  46
  47 if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
  48           executable [list debug $additional_flags shlib=$libipa] ] != "" } {
  49     untested "failed to compile"
  50     return -1
  51 }
  52
  53 clean_restart ${executable}
  54
  55 if ![runto_main] {
  56     fail "can't run to main for ftrace tests"
  57     return 0
  58 }
  59
  60 if { [gdb_test "info sharedlibrary" ".*${remote_libipa}.*" "IPA loaded"] != 0 } {
  61     untested "could not find IPA lib loaded"
  62     return 1
  63 }
  64
  65 proc test_tracepoints { trace_command condition num_frames { kfail_proc 0 } } {
  66     global executable gdb_prompt
  67
  68     clean_restart ${executable}
  69
  70     if ![runto_main] {
  71         fail "can't run to main for ftrace tests"
  72         return 0
  73     }
  74
  75     gdb_test "break begin" ".*" ""
  76
  77     gdb_test "break end" ".*" ""
  78
  79     with_test_prefix "${trace_command}: ${condition}" {
  80
  81         gdb_test "${trace_command} set_point if ${condition}" \
  82             "\(Fast t|T\)racepoint .*" \
  83             "set tracepoint"
  84
  85         gdb_test "continue" ".*Breakpoint \[0-9\]+, begin .*" \
  86             "advance to trace begin"
  87
  88         gdb_test_no_output "tstart" "start trace experiment"
  89
  90         gdb_test_multiple "continue" "advance through tracing" {
  91             -re ".*Breakpoint \[0-9\]+, end .*$gdb_prompt $" {
  92                 pass "advance through tracing"
  93             }
  94             -re "Program received signal SIGSEGV, Segmentation fault\\..*$gdb_prompt $" {
  95                 if { $kfail_proc != 0 } {
  96                     $kfail_proc $trace_command
  97                 }
  98                 fail "advance through tracing"
  99             }
 100         }
 101
 102         if { $kfail_proc != 0 } {
 103             $kfail_proc $trace_command
 104         }
 105         gdb_test "tstatus" \
 106             ".*Trace .*Collected $num_frames .*" \
 107             "check $num_frames frames were collected."
 108
 109         gdb_test "tstop" "" ""
 110     }
 111 }
 112
 113 # These callbacks identify known failures for certain architectures.  They
 114 # are called either if GDBserver crashes or has not traced the correct
 115 # number of frames.
 116
 117 proc 18955_x86_64_failure { trace_command } {
 118     if { $trace_command == "ftrace" } {
 119         setup_kfail "gdb/18955" "x86_64-*-linux*"
 120     }
 121 }
 122
 123 proc 18955_i386_failure { trace_command } {
 124     if { $trace_command == "ftrace" } {
 125         setup_kfail "gdb/18955" "i\[34567\]86-*-*"
 126     }
 127 }
 128
 129 foreach trace_command { "trace" "ftrace" } {
 130     # This condition is always true as the PC should be set to the tracepoint
 131     # address when hit.
 132     test_tracepoints $trace_command "\$$pcreg == *set_point" 10
 133
 134     # Can we read local variables?
 135     test_tracepoints $trace_command "arg8 == 1 || arg8 == 2" 2 18955_x86_64_failure
 136     test_tracepoints $trace_command "arg16 == 257 || arg16 == 258" 2 18955_x86_64_failure
 137     test_tracepoints $trace_command "arg32 == 65537 || arg32 == 65538" 2 18955_x86_64_failure
 138     test_tracepoints $trace_command "arg64 == 4294967297 || arg64 == 4294967298" 2 18955_x86_64_failure
 139     # Can we read global variables?
 140     test_tracepoints $trace_command "arg16 == 257 && globvar == 1" 1 18955_x86_64_failure
 141
 142     # Test various operations to cover as many opcodes as possible.
 143     test_tracepoints $trace_command "21 == 21" 10
 144     test_tracepoints $trace_command "11 == 21" 0
 145
 146     test_tracepoints $trace_command "21 != 42" 10
 147     test_tracepoints $trace_command "42 != 42" 0
 148
 149     test_tracepoints $trace_command "21 + 21 == 42" 10
 150     test_tracepoints $trace_command "21 + 21 == 11" 0
 151
 152     test_tracepoints $trace_command "42 - 21 == 21" 10
 153     test_tracepoints $trace_command "42 - 21 == 11" 0
 154
 155     test_tracepoints $trace_command "21 * 2 == 42" 10
 156     test_tracepoints $trace_command "21 * 2 == 11" 0
 157
 158     test_tracepoints $trace_command "21 << 1 == 42" 10
 159     test_tracepoints $trace_command "21 << 1 == 11" 0
 160
 161     test_tracepoints $trace_command "42 >> 1 == 21" 10
 162     test_tracepoints $trace_command "42 >> 1 == 11" 0
 163
 164     test_tracepoints $trace_command "-(21 << 1) == -42" 10
 165     test_tracepoints $trace_command "-(21 << 1) == -11" 0
 166
 167     test_tracepoints $trace_command "-42 >> 1 == -21" 10
 168     test_tracepoints $trace_command "-42 >> 1 == -11" 0
 169
 170     test_tracepoints $trace_command "(0xabababab & 0x0000ffff) == 0xabab" 10
 171     test_tracepoints $trace_command "(0xabababab & 0x0000ffff) == 0xffff" 0
 172
 173     test_tracepoints $trace_command "(0xabababab | 0x0000ffff) == 0xababffff" 10
 174     test_tracepoints $trace_command "(0xabababab | 0x0000ffff) == 0xeeeedddd" 0
 175
 176     test_tracepoints $trace_command "(0xaaaaaaaa ^ 0x55555555) == 0xffffffff" 10
 177     test_tracepoints $trace_command "(0xaaaaaaaa ^ 0x55555555) == 0xaaaaaaaa" 0
 178
 179     test_tracepoints $trace_command "~0xaaaaaaaa == 0x55555555" 10
 180     test_tracepoints $trace_command "~0xaaaaaaaa == 0x11111111" 0
 181
 182     test_tracepoints $trace_command "21 < 42" 10
 183     test_tracepoints $trace_command "61 < 42" 0
 184
 185     test_tracepoints $trace_command "21U < 42U" 10
 186     test_tracepoints $trace_command "61U < 42U" 0
 187
 188     test_tracepoints $trace_command "42 <= 42" 10
 189     test_tracepoints $trace_command "42 <= 11" 0
 190
 191     test_tracepoints $trace_command "42 >= 42" 10
 192     test_tracepoints $trace_command "11 >= 42" 0
 193
 194     test_tracepoints $trace_command "42 > 21" 10
 195     test_tracepoints $trace_command "11 > 21" 0
 196
 197     test_tracepoints $trace_command "(21 < 42 ? 0 : 1) == 0" 10 18955_i386_failure
 198     test_tracepoints $trace_command "(66 < 42 ? 0 : 1) == 0" 0 18955_i386_failure
 199
 200     test_tracepoints $trace_command "(42 <= 42 ? 0 : 1) == 0" 10
 201     test_tracepoints $trace_command "(66 <= 42 ? 0 : 1) == 0" 0
 202
 203     test_tracepoints $trace_command "(42 >= 42 ? 0 : 1) == 0" 10
 204     test_tracepoints $trace_command "(11 >= 42 ? 0 : 1) == 0" 0
 205
 206     test_tracepoints $trace_command "(42 > 21 ? 0 : 1) == 0" 10 18955_i386_failure
 207     test_tracepoints $trace_command "(11 > 21 ? 0 : 1) == 0" 0 18955_i386_failure
 208
 209     test_tracepoints $trace_command "\$trace_timestamp >= 0" 10
 210
 211     # Test operations with 64 bit operands.
 212     test_tracepoints $trace_command "0xabababab00000000 == 0xcdcdcdcd00000000" 0
 213     test_tracepoints $trace_command "0xabababab00000000 == 0xabababab00000000" 10
 214
 215     test_tracepoints $trace_command "!0xabababab00000000 == 0" 10
 216     test_tracepoints $trace_command "!0x0 == 0" 0
 217
 218     test_tracepoints $trace_command "0xababababcdcdcdcd + 0x1111111143434343 == 0xbcbcbcbd11111110" 10
 219     test_tracepoints $trace_command "0xababababcdcdcdff + 0x1111111143434343 == 0xbcbcbcbd11111110" 0
 220
 221     test_tracepoints $trace_command "0xababababcdcdcdcd - 0x11111111dc111111 == 0x9a9a9a99f1bcbcbc" 10
 222     test_tracepoints $trace_command "0xababababcdcdcdff - 0x11111111dc111111 == 0x9a9a9a99f1bcbcbc" 0
 223
 224     test_tracepoints $trace_command "0xababababcdcdcdcd * 0xababababcdcdcdcd == 0x55320eeb91c3f629" 10
 225     test_tracepoints $trace_command "0xababababcdcdcdff * 0xababababcdcdcdcd == 0x55320eeb91c3f629" 0
 226
 227     test_tracepoints $trace_command "0x00abababcdcdcdcd << 1 == 0x15757579b9b9b9a" 10
 228     test_tracepoints $trace_command "0x00abababcdcdcdff << 1 == 0x15757579b9b9b9a" 0
 229
 230     test_tracepoints $trace_command "0x00abababcdcdcdcd << 46 == 0x7373400000000000" 10
 231     test_tracepoints $trace_command "0x00abababcdcdcdff << 46 == 0x7373400000000000" 0
 232
 233     # signed rsh
 234     test_tracepoints $trace_command "0x00abababcdcdcdcd >> 1 == 0x55d5d5e6e6e6e6" 10
 235     test_tracepoints $trace_command "0x00bcababcdcdcdcd >> 1 == 0x55d5d5e6e6e6e6" 0
 236
 237     test_tracepoints $trace_command "0x00abababcdcdcdcd >> 46 == 0x2ae" 10
 238     test_tracepoints $trace_command "0x00bcababcdcdcdcd >> 46 == 0x2ae" 0
 239
 240     # unsigned rsh
 241     test_tracepoints $trace_command "0xababababcdcdcdcdUL >> 1 == 0x55d5d5d5e6e6e6e6UL" 10
 242     test_tracepoints $trace_command "0xcdabababcdcdcdcdUL >> 1 == 0x55d5d5d5e6e6e6e6UL" 0
 243
 244     test_tracepoints $trace_command "0xababababcdcdcdcdUL >> 46 == 0x2aeaeUL" 10
 245     test_tracepoints $trace_command "0xcdabababcdcdcdcdUL >> 46 == 0x2aeaeUL" 0
 246
 247     test_tracepoints $trace_command "-(0x00abababcdcdcdcd << 1) == -0x15757579b9b9b9a" 10
 248     test_tracepoints $trace_command "-(0x00abababcdcdcdff << 1) == -0x15757579b9b9b9a" 0
 249
 250     test_tracepoints $trace_command "-(0x00abababcdcdcdcd >> 1) == -0x55d5d5e6e6e6e6" 10
 251     test_tracepoints $trace_command "-(0x00cdababcdcdcdcd >> 1) == -0x55d5d5e6e6e6e6" 0
 252
 253     test_tracepoints $trace_command "(0xababababcdcdcdcd & 0x00000fffffffffff) == 0x00000babcdcdcdcd" 10
 254     test_tracepoints $trace_command "(0xababababcdcdcdcd & 0x00000fffffffff00) == 0x00000babcdcdcdcd" 0
 255
 256     test_tracepoints $trace_command "(0xababababcdcdcdcd | 0x00000fffffffffff) == 0xababafffffffffff" 10
 257     test_tracepoints $trace_command "(0xababababcdcdcdcd | 0x00000fffffffff00) == 0xababafffffffffff" 0
 258
 259     test_tracepoints $trace_command "(0xaaaaaaaaaaaaaaaa ^ 0x5555555555555555) == 0xffffffffffffffff" 10
 260     test_tracepoints $trace_command "(0xaaaaaaaaaaaaaaaa ^ 0x5555555555555111) == 0xffffffffffffffff" 0
 261
 262     test_tracepoints $trace_command "~0xaaaaaaaaaaaaaaaa == 0x5555555555555555" 10
 263     test_tracepoints $trace_command "~0xaaaaaaaaaaaaaaaa == 0x5555555555555111" 0
 264
 265     # less unsigned
 266     test_tracepoints $trace_command "0x99999999bbbbbbbb < 0xaaaaaaaaaaaaaaaa" 10
 267     test_tracepoints $trace_command "0xbb999999bbbbbbbb < 0xaaaaaaaaaaaaaaaa" 0
 268
 269     test_tracepoints $trace_command "0x99999999bbbbbbbb < 0x99999999cccccccc" 10
 270     test_tracepoints $trace_command "0x99999999eebbbbbb < 0x99999999cccccccc" 0
 271
 272     test_tracepoints $trace_command "0x99999999bbbbbbbb <= 0x99999999bbbbbbbb" 10
 273     test_tracepoints $trace_command "0xbb999999eebbbbbb <= 0x99999999bbbbbbbb" 0
 274
 275     # less signed
 276     test_tracepoints $trace_command "0x09999999bbbbbbbb < 0x0aaaaaaaaaaaaaaa" 10
 277     test_tracepoints $trace_command "0x0bb99999ccbbbbbb < 0x0aaaaaaaaaaaaaaa" 0
 278
 279     test_tracepoints $trace_command "0x09999999bbbbbbbb < 0x09999999cccccccc" 10
 280     test_tracepoints $trace_command "0x09999999ddbbbbbb < 0x09999999cccccccc" 0
 281
 282     test_tracepoints $trace_command "0x09999999bbbbbbbb <= 0x09999999bbbbbbbb" 10
 283     test_tracepoints $trace_command "0x0aa99999bbbbbbbb <= 0x09999999bbbbbbbb" 0
 284
 285     test_tracepoints $trace_command "0x0aaaaaaaaaaaaaaa > 0x09999999bbbbbbbb" 10
 286     test_tracepoints $trace_command "0x088aaaaabbaaaaaa > 0x09999999bbbbbbbb" 0
 287
 288     test_tracepoints $trace_command "(0xabababab00000000 == 0xcdcdcdcd00000000 ? 1 : 0) == 0" 10
 289     test_tracepoints $trace_command "(0xcdcdcdcd00000000 == 0xcdcdcdcd00000000 ? 1 : 0) == 0" 0
 290
 291     test_tracepoints $trace_command "(0xabababab00000000 != 0xcdcdcdcd00000000 ? 1 : 0) == 1" 10
 292     test_tracepoints $trace_command "(0xcdcdcdcd00000000 != 0xcdcdcdcd00000000 ? 1 : 0) == 1" 0
 293
 294     test_tracepoints $trace_command "(0x09999999bbbbbbbb < 0x09999999cccccccc ? 1 : 0) == 1" 10 18955_i386_failure
 295     test_tracepoints $trace_command "(0x09999999eeebbbbb < 0x09999999cccccccc ? 1 : 0) == 1" 0 18955_i386_failure
 296
 297     test_tracepoints $trace_command "(0x09999999bbbbbbbb <= 0x09999999bbbbbbbb ? 1 : 0) == 1" 10
 298     test_tracepoints $trace_command "(0x09999999eeebbbbb <= 0x09999999bbbbbbbb ? 1 : 0) == 1" 0
 299
 300     test_tracepoints $trace_command "(0x09999999bbbbbbbb >= 0x09999999bbbbbbbb ? 1 : 0) == 1" 10
 301     test_tracepoints $trace_command "(0x00099999bbbbbbbb >= 0x09999999bbbbbbbb ? 1 : 0) == 1" 0
 302
 303     test_tracepoints $trace_command "(0x0aaaaaaaaaaaaaaa > 0x09999999bbbbbbbb ? 1 : 0) == 1" 10
 304     test_tracepoints $trace_command "(0x00088888ccaaaaaa > 0x09999999bbbbbbbb ? 1 : 0) == 1" 0
 305 }