1# Copyright 2011-2013 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
16if {[skip_shlib_tests]} {
17    untested jit.exp
18    return -1
19}
20
21if {[get_compiler_info]} {
22    warning "Could not get compiler info"
23    untested jit.exp
24    return 1
25}
26
27#
28# test running programs
29#
30
31proc compile_jit_test {testname options} {
32    global testfile srcfile binfile srcdir subdir
33    global solib_testfile solib_srcfile solib_binfile solib_binfile_test_msg
34    global solib_binfile_target
35
36    set testfile jit-main
37    set srcfile ${testfile}.c
38    set binfile [standard_output_file $testfile]
39    if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" \
40	      executable [concat debug $options]] != "" } {
41	untested $testname
42	return -1
43    }
44
45    set solib_testfile "jit-solib"
46    set solib_srcfile "${srcdir}/${subdir}/${solib_testfile}.c"
47    set solib_binfile [standard_output_file ${solib_testfile}.so]
48    set solib_binfile_test_msg "SHLIBDIR/${solib_testfile}.so"
49
50    # Note: compiling without debug info: the library goes through
51    # symbol renaming by munging on its symbol table, and that
52    # wouldn't work for .debug sections.  Also, output for "info
53    # function" changes when debug info is present.
54    if { [gdb_compile_shlib ${solib_srcfile} ${solib_binfile} {-fPIC}] != "" } {
55	untested $testname
56	return -1
57    }
58
59    set solib_binfile_target [gdb_download ${solib_binfile}]
60
61    return 0
62}
63
64proc one_jit_test {count match_str} { with_test_prefix "one_jit_test-$count" {
65    global verbose testfile solib_binfile_target solib_binfile_test_msg
66
67    clean_restart $testfile
68
69    # This is just to help debugging when things fail
70    if {$verbose > 0} {
71	gdb_test "set debug jit 1"
72    }
73
74    if { ![runto_main] } {
75	fail "Can't run to main"
76	return
77    }
78
79    gdb_breakpoint [gdb_get_line_number "break here 0"]
80    gdb_continue_to_breakpoint "break here 0"
81
82    # Poke desired values directly into inferior instead of using "set args"
83    # because "set args" does not work under gdbserver.
84    gdb_test_no_output "set var argc = 2"
85    gdb_test_no_output "set var libname = \"$solib_binfile_target\"" "set var libname = \"$solib_binfile_test_msg\""
86    gdb_test_no_output "set var count = $count"
87
88    gdb_breakpoint [gdb_get_line_number "break here 1"]
89    gdb_continue_to_breakpoint "break here 1"
90
91    gdb_test "info function jit_function" "$match_str"
92
93    # This is just to help debugging when things fail
94    if {$verbose > 0} {
95	gdb_test "maintenance print objfiles"
96	gdb_test "maintenance info break"
97    }
98
99    gdb_breakpoint [gdb_get_line_number "break here 2"]
100    gdb_continue_to_breakpoint "break here 2"
101    # All jit librares must have been unregistered
102    gdb_test "info function jit_function" \
103	"All functions matching regular expression \"jit_function\":"
104}}
105
106if {[compile_jit_test jit.exp {}] < 0} {
107    return
108}
109one_jit_test 1 "${hex}  jit_function_0000"
110one_jit_test 2 "${hex}  jit_function_0000\[\r\n\]+${hex}  jit_function_0001"
111
112with_test_prefix PIE {
113    if {[compile_jit_test "jit.exp PIE tests" \
114	     {additional_flags=-fPIE ldflags=-pie}] < 0} {
115	return
116    }
117
118    one_jit_test 1 "${hex}  jit_function_0000"
119}
120