| 1 | # Copyright 2008, 2009, 2010, 2011 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 is part of the GDB testsuite. It tests 'until' and |
| 17 | # 'advance' in reverse debugging. |
| 18 | |
| 19 | if ![target_info exists gdb,can_reverse] { |
| 20 | return |
| 21 | } |
| 22 | |
| 23 | set testfile "until-reverse" |
| 24 | set srcfile ${testfile}.c |
| 25 | set srcfile1 ur1.c |
| 26 | |
| 27 | if { [prepare_for_testing $testfile.exp $testfile {until-reverse.c ur1.c} ] } { |
| 28 | return -1 |
| 29 | } |
| 30 | |
| 31 | set bp_location1 [gdb_get_line_number "set breakpoint 1 here"] |
| 32 | set bp_location7 [gdb_get_line_number "set breakpoint 7 here"] |
| 33 | set bp_location9 [gdb_get_line_number "set breakpoint 9 here" "$srcfile1"] |
| 34 | set bp_location19 [gdb_get_line_number "set breakpoint 19 here"] |
| 35 | set bp_location20 [gdb_get_line_number "set breakpoint 20 here"] |
| 36 | set bp_location21 [gdb_get_line_number "set breakpoint 21 here"] |
| 37 | |
| 38 | runto main |
| 39 | |
| 40 | if [target_info exists gdb,use_precord] { |
| 41 | # Activate process record/replay |
| 42 | gdb_test_no_output "record" "Turn on process record" |
| 43 | } |
| 44 | |
| 45 | # Verify that plain vanilla "until <location>" works. |
| 46 | # |
| 47 | gdb_test "until $bp_location1" \ |
| 48 | "main .* at .*:$bp_location1.*" \ |
| 49 | "until line number" |
| 50 | |
| 51 | # Advance up to factorial, outer invocation |
| 52 | # |
| 53 | gdb_test "advance factorial" \ |
| 54 | "factorial .value=6..*$srcfile:$bp_location7.*" \ |
| 55 | "advance to factorial" |
| 56 | |
| 57 | # At this point, 'until' should continue the inferior up to when all the |
| 58 | # inner invocations of factorial() are completed and we are back at this |
| 59 | # frame. |
| 60 | # |
| 61 | gdb_test "until $bp_location19" \ |
| 62 | "factorial .value=720.*${srcfile}:$bp_location19.*" \ |
| 63 | "until factorial, recursive function" |
| 64 | |
| 65 | # Finish out to main scope |
| 66 | # |
| 67 | gdb_test "finish" \ |
| 68 | " in main .*$srcfile:$bp_location1.*" \ |
| 69 | "finish to main" |
| 70 | |
| 71 | # Advance to a function called by main (marker2) |
| 72 | # |
| 73 | gdb_test "advance marker2" \ |
| 74 | "marker2 .a=43.*$srcfile1:$bp_location9.*" \ |
| 75 | "advance to marker2" |
| 76 | |
| 77 | # Now issue an until with another function, not called by the current |
| 78 | # frame, as argument. This should not work, i.e. the program should |
| 79 | # stop at main, the caller, where we put the 'guard' breakpoint. |
| 80 | # |
| 81 | set test_msg "until func, not called by current frame" |
| 82 | gdb_test_multiple "until marker3" "$test_msg" { |
| 83 | -re "main .*at .*${srcfile}:$bp_location20.*$gdb_prompt $" { |
| 84 | pass "$test_msg" |
| 85 | } |
| 86 | -re "main .*at .*${srcfile}:$bp_location21.*$gdb_prompt $" { |
| 87 | pass "$test_msg" |
| 88 | } |
| 89 | } |
| 90 | |
| 91 | ### |
| 92 | ### |
| 93 | ### |
| 94 | |
| 95 | # Set reverse execution direction |
| 96 | |
| 97 | gdb_test_no_output "set exec-dir reverse" "set reverse execution" |
| 98 | |
| 99 | # |
| 100 | # We should now be at main, after the return from marker2. |
| 101 | # "Advance" backward into marker2. |
| 102 | # |
| 103 | |
| 104 | gdb_test "advance marker2" \ |
| 105 | "marker2 .a=43.*$srcfile1:$bp_location9.*" \ |
| 106 | "reverse-advance to marker2" |
| 107 | |
| 108 | # Finish out to main scope (backward) |
| 109 | |
| 110 | gdb_test "finish" \ |
| 111 | " in main .*$srcfile:$bp_location20.*" \ |
| 112 | "reverse-finish from marker2" |
| 113 | |
| 114 | # Advance backward to last line of factorial (outer invocation) |
| 115 | |
| 116 | gdb_test "advance $bp_location19" \ |
| 117 | "factorial .value=720.*${srcfile}:$bp_location19.*" \ |
| 118 | "reverse-advance to final return of factorial" |
| 119 | |
| 120 | # Now do "until" across the recursive calls, |
| 121 | # ending up in the same frame where we are now. |
| 122 | |
| 123 | gdb_test "until $bp_location7" \ |
| 124 | "factorial .value=6..*$srcfile:$bp_location7.*" \ |
| 125 | "reverse-until to entry of factorial" |