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https://sourceware.org/git/binutils-gdb.git
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126 lines
4.3 KiB
Plaintext
126 lines
4.3 KiB
Plaintext
# Copyright 2011-2018 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# The same tests as in jit.exp, but loading JITer itself from a shared
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# library.
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if {[skip_shlib_tests]} {
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untested "skipping shared library tests"
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return -1
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}
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if {[get_compiler_info]} {
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untested "could not get compiler info"
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return 1
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}
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#
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# test running programs
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#
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set testfile jit-dlmain
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set srcfile ${testfile}.c
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set binfile [standard_output_file ${testfile}]
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug shlib_load}] != "" } {
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untested "failed to compile"
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return -1
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}
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set testfile2 jit-main
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set srcfile2 ${testfile2}.c
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set binfile2 [standard_output_file ${testfile2}.so]
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set binfile2_dlopen [shlib_target_file ${testfile2}.so]
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if { [gdb_compile_shlib "${srcdir}/${subdir}/${srcfile2}" ${binfile2} {debug additional_flags="-DMAIN=jit_dl_main"}] != "" } {
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untested "failed to compile main shared library"
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return -1
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}
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set solib_testfile "jit-solib"
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set solib_srcfile "${srcdir}/${subdir}/${solib_testfile}.c"
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set solib_binfile [standard_output_file ${solib_testfile}.so]
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set solib_binfile_test_msg "SHLIBDIR/${solib_testfile}.so"
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# Note: compiling without debug info: the library goes through symbol
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# renaming by munging on its symbol table, and that wouldn't work for .debug
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# sections. Also, output for "info function" changes when debug info is resent.
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if { [gdb_compile_shlib ${solib_srcfile} ${solib_binfile} {}] != "" } {
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untested "failed to compile jit shared library"
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return -1
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}
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set solib_binfile_target [gdb_remote_download target ${solib_binfile}]
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proc one_jit_test {count match_str} {
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with_test_prefix "one_jit_test-$count" {
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global verbose testfile srcfile2 binfile2 binfile2_dlopen solib_binfile_target solib_binfile_test_msg
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clean_restart $testfile
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gdb_load_shlib $binfile2
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# This is just to help debugging when things fail
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if {$verbose > 0} {
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gdb_test "set debug jit 1"
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}
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if { ![runto_main] } {
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fail "can't run to main"
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return
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}
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gdb_breakpoint [gdb_get_line_number "break here before-dlopen" ]
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gdb_continue_to_breakpoint "break here before-dlopen"
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# Poke desired values directly into inferior instead of using "set args"
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# because "set args" does not work under gdbserver.
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gdb_test_no_output "set var jit_libname = \"$binfile2_dlopen\""
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gdb_breakpoint [gdb_get_line_number "break here after-dlopen" ]
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gdb_continue_to_breakpoint "break here after-dlopen"
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gdb_breakpoint "$srcfile2:[gdb_get_line_number {break here 0} $srcfile2]"
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gdb_continue_to_breakpoint "break here 0"
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gdb_test_no_output "set var argc = 2"
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gdb_test_no_output "set var libname = \"$solib_binfile_target\"" "set var libname = \"$solib_binfile_test_msg\""
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gdb_test_no_output "set var count = $count"
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gdb_breakpoint "$srcfile2:[gdb_get_line_number {break here 1} $srcfile2]"
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gdb_continue_to_breakpoint "break here 1"
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gdb_test "info function jit_function" "$match_str"
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# This is just to help debugging when things fail
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if {$verbose > 0} {
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gdb_test "maintenance print objfiles"
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gdb_test "maintenance info break"
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}
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gdb_breakpoint "$srcfile2:[gdb_get_line_number {break here 2} $srcfile2]"
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gdb_continue_to_breakpoint "break here 2"
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# All jit librares must have been unregistered
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gdb_test "info function jit_function" \
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"All functions matching regular expression \"jit_function\":"
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}
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}
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one_jit_test 1 "${hex} jit_function_0000"
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one_jit_test 2 "${hex} jit_function_0000\[\r\n\]+${hex} jit_function_0001"
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# We don't intend to load the .so as a JIT debuginfo reader, but we
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# need some handy file name for a completion test.
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gdb_test \
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"complete jit-reader-load [standard_output_file ${solib_testfile}.s]" \
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"jit-reader-load $solib_binfile" \
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"test jit-reader-load filename completion"
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