1 # Copyright 2021-2023 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 tests GDB's ability to use the RISC-V prologue scanner in order to 17 # unwind through a function that uses the 'ld' instruction in its prologue. 18 19 if {![istarget "riscv64-*-*"]} { 20 verbose "Skipping ${gdb_test_file_name}." 21 return 22 } 23 24 standard_testfile riscv64-unwind-prologue-with-ld-lw.c \ 25 riscv64-unwind-prologue-with-ld-lw-foo.s 26 if {[prepare_for_testing "failed to prepare" $testfile \ 27 "$srcfile $srcfile2" nodebug]} { 28 return -1 29 } 30 31 if {![runto_main]} { 32 return 0 33 } 34 35 gdb_breakpoint "bar" 36 gdb_continue_to_breakpoint "bar" 37 gdb_test "bt" \ 38 [multi_line \ 39 "#0\[ \t\]*$hex in bar \\\(\\\)" \ 40 "#1\[ \t\]*$hex in foo \\\(\\\)" \ 41 "#2\[ \t\]*$hex in main \\\(\\\)"] \ 42 "Backtrace to the main frame" 43 gdb_test "finish" "foo \\\(\\\)" "finish bar" 44 gdb_test "finish" "main \\\(\\\)" "finish foo" 45