gdb/testsuite/gdb.trace/tracecmd.exp

   1 #   Copyright 1998-2024 Free Software Foundation, Inc.
   2 #
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 3 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15
  16 # This file was written by Michael Snyder (msnyder@cygnus.com)
  17
  18 load_lib "trace-support.exp"
  19
  20 standard_testfile actions.c
  21 require gdb_trace_common_supports_arch
  22 if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
  23           executable {debug nowarnings}] != "" } {
  24     untested "failed to compile"
  25     return -1
  26 }
  27
  28 clean_restart
  29 gdb_file_cmd $binfile
  30
  31 # define relative source line numbers:
  32 # all subsequent line numbers are relative to this first one (baseline)
  33 set baseline  [gdb_find_recursion_test_baseline $srcfile]
  34 if {$baseline == -1} {
  35     fail "could not find gdb_recursion_test function"
  36     return
  37 }
  38
  39 set testline1 [expr $baseline + 1]
  40 set testline2 [expr $baseline + 3]
  41
  42 #
  43 # test "help tracepoints"
  44 #
  45
  46 set helpcnt 0
  47 test_class_help "tracepoints" {
  48     "Tracing of program execution without stopping the program\.[\r\n\]+"
  49 } {} "1.0: help tracepoints"
  50
  51 #
  52 # test trace command:
  53 #
  54
  55 # 1.1 trace source line
  56 gdb_delete_tracepoints
  57 gdb_test "trace $srcfile:$testline2" \
  58         "Tracepoint $decimal at $hex: file.*$srcfile, line $testline2." \
  59         "1.1a: set tracepoint at sourceline"
  60 gdb_test "info trace" "in gdb_recursion_test.*$srcfile:$testline2.
  61 \[\t \]+not installed on target" \
  62         "1.1b: trace sourcefile:line"
  63
  64 # 1.2 trace invalid source line
  65 gdb_delete_tracepoints
  66 gdb_test_no_output "set breakpoint pending off"
  67 gdb_test "trace $srcfile:99999" "No line 99999 in file \".*$srcfile\"." \
  68         "1.2a: trace invalid line in sourcefile"
  69 gdb_test "info trace" "No tracepoints.*" \
  70         "1.2b: reject invalid line in srcfile"
  71
  72 # 1.3 trace line in invalid source file
  73 gdb_delete_tracepoints
  74 gdb_test "trace NoSuChFiLe.c:1" "No source file named NoSuChFiLe.c." \
  75         "1.3a: trace invalid source file"
  76 gdb_test "info trace" "No tracepoints.*" \
  77         "1.3b: reject invalid srcfile"
  78
  79 # 1.4 trace function by name
  80 gdb_delete_tracepoints
  81 gdb_test "trace gdb_recursion_test" \
  82         "Tracepoint $decimal at $hex: file.*$srcfile, line $testline1." \
  83         "1.4a: trace function by name"
  84 gdb_test "info trace" "in gdb_recursion_test.*$srcfile:$testline1.
  85 \[\t \]+not installed on target" \
  86         "1.4b: trace function by name"
  87
  88 # 1.5 trace non-existant function
  89 gdb_delete_tracepoints
  90 gdb_test "trace NoSuChFuNc" "Function \"NoSuChFuNc\" not defined." \
  91         "1.5a: trace invalid function"
  92 gdb_test "info trace" "No tracepoints.*" \
  93         "1.5b: reject invalid srcfile"
  94
  95 # 1.6 trace at a specific address
  96 #     Collect the address of "gdb_asm_test", and use that.
  97 gdb_test_multiple "print gdb_asm_test" "" {
  98     -re "\[$\]\[0-9\].*0x(\[0-9a-fA-F\]+).*$gdb_prompt $" {
  99         set asm_test_addr $expect_out(1,string)
 100     }
 101 }
 102
 103 gdb_delete_tracepoints
 104 gdb_test "trace \*0x$asm_test_addr" \
 105         "Tracepoint $decimal at .*$asm_test_addr.*" \
 106         "1.6a: trace at specific address"
 107 gdb_test "info trace" "$asm_test_addr.*gdb_asm_test.*" \
 108         "1.6b: verify trace at specific address"
 109
 110 # 1.7 trace at function's exact address
 111 #     Collect the address of the function for comparison
 112 gdb_test_multiple "print gdb_recursion_test" "" {
 113     -re "\[$\]\[0-9\].*0x(\[0-9a-fA-F\]+).*$gdb_prompt $" {
 114         set c_test_addr $expect_out(1,string)
 115     }
 116 }
 117
 118 gdb_delete_tracepoints
 119 gdb_test "trace \*gdb_recursion_test" \
 120         "Tracepoint $decimal at .*$c_test_addr.*" \
 121         "1.7a: trace at function label (before prologue)"
 122 gdb_test "info trace" "$c_test_addr.*in gdb_recursion_test.*:$baseline.
 123 \[\t \]+not installed on target" \
 124         "1.7b: verify trace at specific address"
 125
 126 # 1.8 trace at invalid address
 127 # no address is invalid
 128
 129 # 1.9 trace no arguments
 130 gdb_test "trace" "No default breakpoint address now." \
 131         "1.9: trace <no arguments>"
 132
 133 # 1.10 there's no 1.10.
 134
 135 # 1.11 tracepoint conditions
 136 gdb_delete_tracepoints
 137 gdb_test "trace gdb_recursion_test if q1 > 0" \
 138         "Tracepoint $decimal at $hex: file.*$srcfile, line $testline1." \
 139         "1.11a: conditional tracepoint"
 140 gdb_test "info trace" "in gdb_recursion_test.*$srcfile:$testline1.
 141 \[\t \]+trace only if q1 > 0.
 142 \[\t \]+not installed on target" \
 143         "1.11b: verify conditional tracepoint"
 144
 145 # 1.12 set tracepoint in prologue
 146 # [see tfind.exp]
 147
 148 # 1.13 trace on recursion
 149 # interesting only in "live" session: see backtrace.exp for live test.
 150
 151 # 1.14 help trace
 152 gdb_test "help trace" "Set a tracepoint at .*" "1.14: help trace"
 153
 154 # 1.15 ftrace
 155
 156 gdb_delete_tracepoints
 157
 158 # Acceptance vs rejection of a location are target-specific, so allow both.
 159 gdb_test_multiple "ftrace gdb_recursion_test" "set a fast tracepoint" {
 160     -re "Fast tracepoint $decimal at $hex: file.*$srcfile, line $testline1.*$gdb_prompt $" {
 161         pass "set a fast tracepoint"
 162     }
 163     -re ".*May not have a fast tracepoint at $hex.*$gdb_prompt $" {
 164         pass "declined to set a fast tracepoint"
 165     }
 166 }