gdb/testsuite/gdb.base/jit-so.exp

   1 # Copyright 2011-2016 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 # The same tests as in jit.exp, but loading JITer itself from a shared
  17 # library.
  18
  19 if {[skip_shlib_tests]} {
  20     untested jit-so.exp
  21     return -1
  22 }
  23
  24 if {[get_compiler_info]} {
  25     warning "Could not get compiler info"
  26     untested jit-so.exp
  27     return 1
  28 }
  29
  30 #
  31 # test running programs
  32 #
  33
  34 set testfile jit-dlmain
  35 set srcfile ${testfile}.c
  36 set binfile [standard_output_file ${testfile}]
  37 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug shlib_load}] != "" } {
  38     untested jit-so.exp
  39     return -1
  40 }
  41
  42 set testfile2 jit-main
  43 set srcfile2 ${testfile2}.c
  44 set binfile2 [standard_output_file ${testfile2}.so]
  45 set binfile2_dlopen [shlib_target_file ${testfile2}.so]
  46 if { [gdb_compile_shlib "${srcdir}/${subdir}/${srcfile2}" ${binfile2} {debug additional_flags="-DMAIN=jit_dl_main"}] != "" } {
  47     untested jit.exp
  48     return -1
  49 }
  50
  51 set solib_testfile "jit-solib"
  52 set solib_srcfile "${srcdir}/${subdir}/${solib_testfile}.c"
  53 set solib_binfile [standard_output_file ${solib_testfile}.so]
  54 set solib_binfile_test_msg "SHLIBDIR/${solib_testfile}.so"
  55
  56 # Note: compiling without debug info: the library goes through symbol
  57 # renaming by munging on its symbol table, and that wouldn't work for .debug
  58 # sections.  Also, output for "info function" changes when debug info is resent.
  59 if { [gdb_compile_shlib ${solib_srcfile} ${solib_binfile} {}] != "" } {
  60     untested jit-so.exp
  61     return -1
  62 }
  63
  64 set solib_binfile_target [gdb_remote_download target ${solib_binfile}]
  65
  66 proc one_jit_test {count match_str} {
  67     with_test_prefix "one_jit_test-$count" {
  68         global verbose testfile srcfile2 binfile2 binfile2_dlopen solib_binfile_target solib_binfile_test_msg
  69
  70         clean_restart $testfile
  71         gdb_load_shlib $binfile2
  72
  73         # This is just to help debugging when things fail
  74         if {$verbose > 0} {
  75             gdb_test "set debug jit 1"
  76         }
  77
  78         if { ![runto_main] } {
  79             fail "Can't run to main"
  80             return
  81         }
  82
  83         gdb_breakpoint [gdb_get_line_number "break here before-dlopen" ]
  84         gdb_continue_to_breakpoint "break here before-dlopen"
  85         # Poke desired values directly into inferior instead of using "set args"
  86         # because "set args" does not work under gdbserver.
  87         gdb_test_no_output "set var jit_libname = \"$binfile2_dlopen\""
  88
  89         gdb_breakpoint [gdb_get_line_number "break here after-dlopen" ]
  90         gdb_continue_to_breakpoint "break here after-dlopen"
  91
  92         gdb_breakpoint "$srcfile2:[gdb_get_line_number {break here 0} $srcfile2]"
  93         gdb_continue_to_breakpoint "break here 0"
  94
  95         gdb_test_no_output "set var argc = 2"
  96         gdb_test_no_output "set var libname = \"$solib_binfile_target\"" "set var libname = \"$solib_binfile_test_msg\""
  97         gdb_test_no_output "set var count = $count"
  98
  99         gdb_breakpoint "$srcfile2:[gdb_get_line_number {break here 1} $srcfile2]"
 100         gdb_continue_to_breakpoint "break here 1"
 101
 102         gdb_test "info function jit_function" "$match_str"
 103
 104         # This is just to help debugging when things fail
 105         if {$verbose > 0} {
 106             gdb_test "maintenance print objfiles"
 107             gdb_test "maintenance info break"
 108         }
 109
 110         gdb_breakpoint "$srcfile2:[gdb_get_line_number {break here 2} $srcfile2]"
 111         gdb_continue_to_breakpoint "break here 2"
 112         # All jit librares must have been unregistered
 113         gdb_test "info function jit_function" \
 114             "All functions matching regular expression \"jit_function\":"
 115     }
 116 }
 117
 118 one_jit_test 1 "${hex}  jit_function_0000"
 119 one_jit_test 2 "${hex}  jit_function_0000\[\r\n\]+${hex}  jit_function_0001"
 120
 121 # We don't intend to load the .so as a JIT debuginfo reader, but we
 122 # need some handy file name for a completion test.
 123 gdb_test \
 124     "complete jit-reader-load [standard_output_file ${solib_testfile}.s]" \
 125     "jit-reader-load $solib_binfile" \
 126     "test jit-reader-load filename completion"