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

   1 # Copyright 2023-2024 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
  17 # to unwind through a function that uses the compressed 'c.li'
  18 # instruction in its prologue.
  19
  20 require {istarget "riscv64-*-*"}
  21
  22 standard_testfile .c -foo.s
  23
  24 if {[prepare_for_testing "failed to prepare" $testfile \
  25                          "$srcfile $srcfile2"  nodebug]} {
  26     return -1
  27 }
  28
  29 if {![runto_main]} {
  30     return 0
  31 }
  32
  33 gdb_breakpoint "bar"
  34 gdb_continue_to_breakpoint "bar"
  35 gdb_test "bt" \
  36     [multi_line \
  37          "#0\[ \t\]*$hex in bar \\\(\\\)" \
  38          "#1\[ \t\]*$hex in foo \\\(\\\)" \
  39          "#2\[ \t\]*$hex in main \\\(\\\)"] \
  40     "Backtrace to the main frame"
  41 gdb_test "finish" "foo \\\(\\\)" "finish bar"
  42 gdb_test "finish" "main \\\(\\\)" "finish foo"