gdb/testsuite/gdb.trace/trace-mt.exp

   1 # Copyright 2012-2020 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 $testfile.exp
  20
  21 # Some targets have leading underscores on assembly symbols.
  22 set additional_flags [gdb_target_symbol_prefix_flags]
  23
  24 if ![gdb_trace_common_supports_arch] {
  25     unsupported "no trace-common.h support for arch"
  26     return -1
  27 }
  28
  29 if { [gdb_compile_pthreads "$srcdir/$subdir/$srcfile" $binfile \
  30           executable [list debug $additional_flags] ] != "" } {
  31     # gdb_compile_pthreads provides an appropriate unsupported message.
  32     return -1
  33 }
  34
  35 clean_restart ${testfile}
  36
  37 if ![runto_main] {
  38     fail "can't run to main to check for trace support"
  39     return -1
  40 }
  41
  42 if ![gdb_target_supports_trace] {
  43     unsupported "target does not support trace"
  44     return -1
  45 }
  46
  47 proc step_over_tracepoint { trace_type } \
  48 {with_test_prefix "step over $trace_type" \
  49 {
  50     global executable
  51     global hex
  52
  53     # Start with a fresh gdb.
  54     clean_restart ${executable}
  55     # Make sure inferior is running in all-stop mode.
  56     gdb_test_no_output "set non-stop 0"
  57     if ![runto_main] {
  58         fail "can't run to main"
  59         return -1
  60     }
  61
  62     gdb_test "break set_point1" "Breakpoint \[0-9\] at $hex: file.*"
  63     gdb_test "continue" "Continuing\\.\[ \r\n\]+.*Breakpoint.*" "continue to set_point1"
  64
  65     gdb_test "${trace_type} *\$pc" "\(Fast t|T\)racepoint \[0-9\] at $hex: file.*"
  66     gdb_test_no_output "tstart"
  67
  68     gdb_test "stepi" ".*"
  69     gdb_test_no_output "tstop"
  70 }}
  71
  72 # Set breakpoint and tracepoint at the same address.
  73
  74 proc break_trace_same_addr { trace_type option } \
  75 {with_test_prefix "$trace_type $option" \
  76 {
  77     global executable
  78     global hex
  79
  80     # Start with a fresh gdb.
  81     clean_restart ${executable}
  82     if ![runto_main] {
  83         fail "can't run to main"
  84         return -1
  85     }
  86
  87     gdb_test_no_output "set breakpoint always-inserted ${option}"
  88
  89     gdb_breakpoint "end" qualified
  90
  91     gdb_test "break set_point1" "Breakpoint \[0-9\] at $hex: file.*"
  92     gdb_test "${trace_type} set_point1" "\(Fast t|T\)racepoint \[0-9\] at $hex: file.*"
  93
  94     gdb_test_no_output "tstart"
  95
  96     gdb_test "continue" "Continuing\\.\[ \r\n\]+.*Breakpoint.*" "continue to set_point1 1"
  97     gdb_test "continue" "Continuing\\.\[ \r\n\]+.*Breakpoint.*" "continue to set_point1 2"
  98
  99     gdb_test "continue" "Continuing\\.\[ \r\n\]+.*Breakpoint.*" "continue to end"
 100     gdb_test_no_output "tstop"
 101
 102     gdb_test "tfind" "Found trace frame 0, tracepoint .*" "tfind frame 0"
 103     gdb_test "tfind" "Found trace frame 1, tracepoint .*" "tfind frame 1"
 104
 105     gdb_test "tfind" "Target failed to find requested trace frame\\..*"
 106 }}
 107
 108 foreach break_always_inserted { "on" "off" } {
 109     break_trace_same_addr "trace" ${break_always_inserted}
 110 }
 111
 112 step_over_tracepoint "trace"
 113
 114 if {[skip_shlib_tests]} {
 115     return 0
 116 }
 117
 118 set libipa [get_in_proc_agent]
 119 set remote_libipa [gdb_load_shlib $libipa]
 120
 121 # Compile test case again with IPA.
 122 if { [gdb_compile_pthreads "$srcdir/$subdir/$srcfile" $binfile \
 123           executable [list debug $additional_flags shlib=$libipa] ] != "" } {
 124     untested "failed to compile with in-process agent library"
 125     return -1
 126 }
 127 clean_restart ${executable}
 128
 129 if ![runto_main] {
 130     fail "can't run to main for ftrace tests"
 131     return 0
 132 }
 133
 134 gdb_reinitialize_dir $srcdir/$subdir
 135 if { [gdb_test "info sharedlibrary" ".*${remote_libipa}.*" "IPA loaded"] != 0 } {
 136     untested "could not find IPA lib loaded"
 137 } else {
 138     foreach break_always_inserted { "on" "off" } {
 139         break_trace_same_addr "ftrace" ${break_always_inserted}
 140     }
 141
 142     step_over_tracepoint "ftrace"
 143 }