gdb/testsuite/gdb.arch/riscv64-unwind-prologue-with-mv.exp

   1 # Copyright 2021-2024 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 tests GDB's ability to use the RISC-V prologue scanner in order to
  17 # unwind through a function that uses the 'c.mv' instruction in its prologue.
  18
  19 require {istarget "riscv64-*-*"}
  20
  21 standard_testfile .c .s
  22 if {[prepare_for_testing "failed to prepare" $testfile \
  23                          "$srcfile $srcfile2"  nodebug]} {
  24     return -1
  25 }
  26
  27 if {![runto_main]} {
  28     fail "can't run to main"
  29     return 0
  30 }
  31
  32 gdb_breakpoint "bar"
  33 gdb_continue_to_breakpoint "bar"
  34 gdb_test "bt" \
  35     [multi_line \
  36          "#0\[ \t\]*$hex in bar \\\(\\\)" \
  37          "#1\[ \t\]*$hex in foo \\\(\\\)" \
  38          "#2\[ \t\]*$hex in main \\\(\\\)"] \
  39     "Backtrace to the main frame"
  40 gdb_test "finish" "foo \\\(\\\)" "finish bar"
  41 gdb_test "finish" "main \\\(\\\)" "finish foo"