1# Copyright 1998-2023 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 18load_lib "trace-support.exp" 19 20 21gdb_exit 22gdb_start 23standard_testfile actions.c 24if ![gdb_trace_common_supports_arch] { 25 unsupported "no trace-common.h support for arch" 26 return -1 27} 28if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \ 29 executable {debug nowarnings}] != "" } { 30 untested "failed to compile" 31 return -1 32} 33gdb_load $binfile 34runto_main 35gdb_reinitialize_dir $srcdir/$subdir 36 37if {![gdb_target_supports_trace]} { 38 unsupported "current target does not support trace" 39 return 1 40 41} 42 43# If testing on a remote host, download the source file. 44# remote_download host $srcdir/$subdir/$srcfile 45 46 47# 48# test passcount dynamically (live target) 49# 50 51set baseline [gdb_find_recursion_test_baseline $srcfile] 52 53if {$baseline == -1} { 54 fail "could not find gdb_recursion_test function" 55 return 56} 57 58# define relative source line numbers: 59# all subsequent line numbers are relative to this first one (baseline) 60 61set testline2 [expr $baseline + 4] 62set testline3 [expr $baseline + 5] 63set testline4 [expr $baseline + 6] 64 65# 66# test passcount command semantics (live test) 67# 68 69## Set three tracepoints with three different passcounts. 70## Verify that the experiment stops after the one with the 71## lowest passcount is hit. 72 73gdb_delete_tracepoints 74set tdp2 [gdb_gettpnum "$testline2"] 75set tdp3 [gdb_gettpnum "$testline3"] 76set tdp4 [gdb_gettpnum "$testline4"] 77if {$tdp2 <= 0 || $tdp3 <= 0 || $tdp4 <= 0} { 78 fail "setting tracepoints" 79 return 80} 81 82gdb_test "passcount 4 $tdp2" "Setting tracepoint $tdp2's passcount to 4" \ 83 "4.5: set passcount for tracepoint $tdp2" 84gdb_test "passcount 2 $tdp3" "Setting tracepoint $tdp3's passcount to 2" \ 85 "4.5: set passcount for tracepoint $tdp3" 86gdb_test "passcount 3 $tdp4" "Setting tracepoint $tdp4's passcount to 3" \ 87 "4.5: set passcount for tracepoint $tdp4" 88 89gdb_test "tstart" ".*" "" 90 91gdb_breakpoint "end" qualified 92gdb_test "continue" \ 93 "Continuing.*Breakpoint $decimal, end.*" \ 94 "run trace experiment" 95gdb_test "tstop" ".*" "" 96 97with_test_prefix "trace_frame -1" { 98 gdb_test "tfind none" ".*" 99 gdb_test "printf \"x \%d x\\n\", \$trace_frame" "x -1 x" \ 100 "print \$trace_frame" 101} 102 103with_test_prefix "trace_frame 0" { 104 gdb_test "tfind tracepoint $tdp2" ".*" 105 gdb_test "printf \"x \%d x\\n\", \$trace_frame" "x 0 x" \ 106 "print \$trace_frame" 107} 108 109with_test_prefix "trace_frame 1" { 110 gdb_test "tfind tracepoint $tdp3" ".*" 111 gdb_test "printf \"x \%d x\\n\", \$trace_frame" "x 1 x" \ 112 "print \$trace_frame" 113} 114 115with_test_prefix "trace_frame 2" { 116 gdb_test "tfind tracepoint $tdp4" ".*" 117 gdb_test "printf \"x \%d x\\n\", \$trace_frame" "x 2 x" \ 118 "print \$trace_frame" 119} 120 121with_test_prefix "trace_frame 3" { 122 gdb_test "tfind tracepoint $tdp2" ".*" 123 gdb_test "printf \"x \%d x\\n\", \$trace_frame" "x 3 x" \ 124 "print \$trace_frame" 125} 126 127with_test_prefix "trace_frame 4" { 128 gdb_test "tfind tracepoint $tdp3" ".*" 129 gdb_test "printf \"x \%d x\\n\", \$trace_frame" "x 4 x" \ 130 "print \$trace_frame" 131} 132 133## We should now be at the last frame, because this frame's passcount 134## should have caused collection to stop. If we do a tfind now, 135## it should fail. 136 137gdb_test "tfind" "failed to find.*" "4.5: dynamic passcount test" 138 139# Finished! 140gdb_test "tfind none" ".*" 141 142