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      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 'ld' instruction in its prologue.
     18 
     19 require {istarget "riscv64-*-*"}
     20 
     21 standard_testfile riscv64-unwind-prologue-with-ld-lw.c \
     22 		  riscv64-unwind-prologue-with-ld-lw-foo.s
     23 if {[prepare_for_testing "failed to prepare" $testfile \
     24 			 "$srcfile $srcfile2"  nodebug]} {
     25     return -1
     26 }
     27 
     28 if {![runto_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"
     42