[thirdparty/binutils-gdb.git] / gdb / testsuite / gdb.base / callfuncs2.exp

# Copyright (C) 1997, 1998 Free Software Foundation, Inc.

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
# 
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
# 
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */

# Please email any bugs, comments, and/or additions to this file to:
# bug-gdb@prep.ai.mit.edu

# This file was written by Fred Fish. (fnf@cygnus.com)

# SAME tests as in callfuncs.exp but here the inferior program does not call malloc.


if $tracelevel then {
	strace $tracelevel
}

set prms_id 0
set bug_id 0

set testfile "callfuncs2"
set srcfile ${testfile}.c
set binfile ${objdir}/${subdir}/${testfile}

set prototypes 1
if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
    set prototypes 0;
    # built the second test case since we can't use prototypes
    warning "Prototypes not supported, rebuilding with -DNO_PROTOTYPES"
    if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DNO_PROTOTYPES}] != "" } {
     gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
    }
}

# Create and source the file that provides information about the compiler
# used to compile the test case.

if [get_compiler_info ${binfile}] {
    return -1;
}


# The a29k can't call functions, so don't even bother with this test.
if [target_info exists gdb,cannot_call_functions] {
    setup_xfail "*-*-*" 2416
    fail "This target can not call functions"
    continue
}

# Set the current language to C.  This counts as a test.  If it
# fails, then we skip the other tests.

proc set_lang_c {} {
    global gdb_prompt

    send_gdb "set language c\n"
    gdb_expect {
	-re ".*$gdb_prompt $" {}
	timeout { fail "set language c (timeout)" ; return 0 }
    }

    send_gdb "show language\n"
    gdb_expect {
	-re ".* source language is \"c\".*$gdb_prompt $" {
	    pass "set language to \"c\""
	    return 1
	}
	-re ".*$gdb_prompt $" {
	    fail "setting language to \"c\""
	    return 0
	}
	timeout {
	    fail "can't show language (timeout)"
	    return 0
	}
    }
}

# FIXME:  Before calling this proc, we should probably verify that
# we can call inferior functions and get a valid integral value
# returned.
# Note that it is OK to check for 0 or 1 as the returned values, because C
# specifies that the numeric value of a relational or logical expression
# (computed in the inferior) is 1 for true and 0 for false.

proc do_function_calls {} {
    global prototypes
    global gcc_compiled
    # We need to up this because this can be really slow on some boards.
    set timeout 60;

    gdb_test "p t_char_values(0,0)" " = 0"
    gdb_test "p t_char_values('a','b')" " = 1"
    gdb_test "p t_char_values(char_val1,char_val2)" " = 1"
    gdb_test "p t_char_values('a',char_val2)" " = 1"
    gdb_test "p t_char_values(char_val1,'b')" " = 1"

    gdb_test "p t_short_values(0,0)" " = 0"
    gdb_test "p t_short_values(10,-23)" " = 1"
    gdb_test "p t_short_values(short_val1,short_val2)" " = 1"
    gdb_test "p t_short_values(10,short_val2)" " = 1"
    gdb_test "p t_short_values(short_val1,-23)" " = 1"

    gdb_test "p t_int_values(0,0)" " = 0"
    gdb_test "p t_int_values(87,-26)" " = 1"
    gdb_test "p t_int_values(int_val1,int_val2)" " = 1"
    gdb_test "p t_int_values(87,int_val2)" " = 1"
    gdb_test "p t_int_values(int_val1,-26)" " = 1"

    gdb_test "p t_long_values(0,0)" " = 0"
    gdb_test "p t_long_values(789,-321)" " = 1"
    gdb_test "p t_long_values(long_val1,long_val2)" " = 1"
    gdb_test "p t_long_values(789,long_val2)" " = 1"
    gdb_test "p t_long_values(long_val1,-321)" " = 1"

    if ![target_info exists gdb,skip_float_tests] {
	gdb_test "p t_float_values(0.0,0.0)" " = 0"

	# These next four tests fail on the mn10300.
	# The first value is passed in regs, the other in memory.
	# Gcc emits different stabs for the two parameters; the first is
	# claimed to be a float, the second a double.
	# dbxout.c in gcc claims this is the desired behavior.
	setup_xfail "mn10300-*-*"
	gdb_test "p t_float_values(3.14159,-2.3765)" " = 1"
	setup_xfail "mn10300-*-*"
	gdb_test "p t_float_values(float_val1,float_val2)" " = 1"
	setup_xfail "mn10300-*-*"
	gdb_test "p t_float_values(3.14159,float_val2)" " = 1"
	setup_xfail "mn10300-*-*"
	gdb_test "p t_float_values(float_val1,-2.3765)" " = 1"

	# Test passing of arguments which might not be widened.
	gdb_test "p t_float_values2(0.0,0.0)" " = 0"

	# Although PR 5318 mentions SunOS specifically, this seems
	# to be a generic problem on quite a few platforms.
	if $prototypes then {
	    setup_xfail "hppa*-*-*" "sparc-*-*" "mips*-*-*" 5318
	    if {!$gcc_compiled} then {
		setup_xfail "alpha-dec-osf2*" "i*86-*-sysv4*" 5318
	    }
	}
	gdb_test "p t_float_values2(3.14159,float_val2)" " = 1"
	gdb_test "p t_small_values(1,2,3,4,5,6,7,8,9,10)" " = 55"

	gdb_test "p t_double_values(0.0,0.0)" " = 0"
	gdb_test "p t_double_values(45.654,-67.66)" " = 1"
	gdb_test "p t_double_values(double_val1,double_val2)" " = 1"
	gdb_test "p t_double_values(45.654,double_val2)" " = 1"
	gdb_test "p t_double_values(double_val1,-67.66)" " = 1"
   
    }

    gdb_test "p t_string_values(string_val2,string_val1)" " = 0"
    gdb_test "p t_string_values(string_val1,string_val2)" " = 1"
    gdb_test "p t_string_values(\"string 1\",\"string 2\")" " = 1"
    gdb_test "p t_string_values(\"string 1\",string_val2)" " = 1"
    gdb_test "p t_string_values(string_val1,\"string 2\")" " = 1"

    gdb_test "p t_char_array_values(char_array_val2,char_array_val1)" " = 0"
    gdb_test "p t_char_array_values(char_array_val1,char_array_val2)" " = 1"
    gdb_test "p t_char_array_values(\"carray 1\",\"carray 2\")" " = 1"
    gdb_test "p t_char_array_values(\"carray 1\",char_array_val2)" " = 1"
    gdb_test "p t_char_array_values(char_array_val1,\"carray 2\")" " = 1"

    gdb_test "p doubleit(4)" " = 8"
    gdb_test "p add(4,5)" " = 9"
    gdb_test "p t_func_values(func_val2,func_val1)" " = 0"
    gdb_test "p t_func_values(func_val1,func_val2)" " = 1"

    # On the rs6000, we need to pass the address of the trampoline routine,
    # not the address of add itself.  I don't know how to go from add to
    # the address of the trampoline.  Similar problems exist on the HPPA,
    # and in fact can present an unsolvable problem as the stubs may not
    # even exist in the user's program.  We've slightly recoded t_func_values
    # to avoid such problems in the common case.  This may or may not help
    # the RS6000.
    setup_xfail "rs6000*-*-*"
    setup_xfail "powerpc*-*-*"

    if {!$gcc_compiled && [istarget hppa*-*-hpux*]} then {
	gdb_test "p t_func_values(add,func_val2)" "You cannot.*ignored.*"
    } else {
	gdb_test "p t_func_values(add,func_val2)" " = 1"
    }

    setup_xfail "rs6000*-*-*"
    setup_xfail "powerpc*-*-*"

    if {!$gcc_compiled && [istarget hppa*-*-hpux*]} then {
	gdb_test "p t_func_values(func_val1,doubleit)" "You cannot.*ignored.*"
    } else {
	gdb_test "p t_func_values(func_val1,doubleit)" " = 1"
    }

    gdb_test "p t_call_add(func_val1,3,4)" " = 7"

    setup_xfail "rs6000*-*-*"
    setup_xfail "powerpc*-*-*"

    if {!$gcc_compiled && [istarget hppa*-*-hpux*]} then {
	gdb_test "p t_call_add(add,3,4)" "You cannot.*ignored.*"
    } else {
	gdb_test "p t_call_add(add,3,4)" " = 7"
    }
    
    gdb_test "p t_enum_value1(enumval1)" " = 1"
    gdb_test "p t_enum_value1(enum_val1)" " = 1"
    gdb_test "p t_enum_value1(enum_val2)" " = 0"

    gdb_test "p t_enum_value2(enumval2)" " = 1"
    gdb_test "p t_enum_value2(enum_val2)" " = 1"
    gdb_test "p t_enum_value2(enum_val1)" " = 0"

    gdb_test "p sum_args(1,{2})" " = 2"
    gdb_test "p sum_args(2,{2,3})" " = 5"
    gdb_test "p sum_args(3,{2,3,4})" " = 9"
    gdb_test "p sum_args(4,{2,3,4,5})" " = 14"
    gdb_test "p sum10 (1, 2, 3, 4, 5, 6, 7, 8, 9, 10)" " = 55"

    gdb_test "p t_structs_c(struct_val1)" "= 120 'x'" \
	"call inferior func with struct - returns char"
    gdb_test "p t_structs_s(struct_val1)" "= 87" \
	"call inferior func with struct -  returns short"
    gdb_test "p t_structs_i(struct_val1)" "= 76" \
	"call inferior func with struct - returns int"
    gdb_test "p t_structs_l(struct_val1)" "= 51" \
	"call inferior func with struct - returns long"
    setup_xfail "i*86-*-*"
    gdb_test "p t_structs_f(struct_val1)" "= 2.12.*" \
	"call inferior func with struct - returns float"
    setup_xfail "i*86-*-*"
    gdb_test "p t_structs_d(struct_val1)" "= 9.87.*" \
	"call inferior func with struct - returns double"
    gdb_test "p t_structs_a(struct_val1)" "= (.unsigned char .. )?\"foo\"" \
	"call inferior func with struct - returns char *"

}

# Start with a fresh gdb.

gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}

gdb_test "set print sevenbit-strings" ""
gdb_test "set print address off" ""
gdb_test "set width 0" ""

if { ![set_lang_c] } {
    gdb_suppress_tests;
} else {
    if { ![runto_main] } {
	gdb_suppress_tests;
    }
}

gdb_test "next" ".*"
do_function_calls

return 0
Commit	Line	Data
7e745333 DT	1	# Copyright (C) 1997, 1998 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 2 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, write to the Free Software
	15	# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
	16
	17	# Please email any bugs, comments, and/or additions to this file to:
	18	# bug-gdb@prep.ai.mit.edu
	19
	20	# This file was written by Fred Fish. (fnf@cygnus.com)
	21
	22	# SAME tests as in callfuncs.exp but here the inferior program does not call malloc.
	23
	24
	25
	26	if $tracelevel then {
	27	strace $tracelevel
	28	}
	29
	30	set prms_id 0
	31	set bug_id 0
	32
	33	set testfile "callfuncs2"
	34	set srcfile ${testfile}.c
	35	set binfile ${objdir}/${subdir}/${testfile}
	36
	37	set prototypes 1
	38	if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
	39	set prototypes 0;
	40	# built the second test case since we can't use prototypes
	41	warning "Prototypes not supported, rebuilding with -DNO_PROTOTYPES"
	42	if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DNO_PROTOTYPES}] != "" } {
	43	gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
	44	}
	45	}
	46
	47	# Create and source the file that provides information about the compiler
	48	# used to compile the test case.
	49
	50	if [get_compiler_info ${binfile}] {
	51	return -1;
	52	}
	53
	54
	55
	56	# The a29k can't call functions, so don't even bother with this test.
	57	if [target_info exists gdb,cannot_call_functions] {
	58	setup_xfail "--*" 2416
	59	fail "This target can not call functions"
	60	continue
	61	}
	62
	63	# Set the current language to C. This counts as a test. If it
	64	# fails, then we skip the other tests.
65
66	proc set_lang_c {} {
67	global gdb_prompt
68
69	send_gdb "set language c\n"
70	gdb_expect {
71	-re ".*$gdb_prompt $" {}
72	timeout { fail "set language c (timeout)" ; return 0 }
73	}
74
75	send_gdb "show language\n"
76	gdb_expect {
77	-re ".* source language is \"c\".*$gdb_prompt $" {
78	pass "set language to \"c\""
79	return 1
80	}
81	-re ".*$gdb_prompt $" {
82	fail "setting language to \"c\""
83	return 0
84	}
85	timeout {
86	fail "can't show language (timeout)"
87	return 0
88	}
89	}
90	}
91
92	# FIXME: Before calling this proc, we should probably verify that
93	# we can call inferior functions and get a valid integral value
94	# returned.
95	# Note that it is OK to check for 0 or 1 as the returned values, because C
96	# specifies that the numeric value of a relational or logical expression
97	# (computed in the inferior) is 1 for true and 0 for false.
98
99	proc do_function_calls {} {
100	global prototypes
101	global gcc_compiled
102	# We need to up this because this can be really slow on some boards.
103	set timeout 60;
104
105	gdb_test "p t_char_values(0,0)" " = 0"
106	gdb_test "p t_char_values('a','b')" " = 1"
107	gdb_test "p t_char_values(char_val1,char_val2)" " = 1"
108	gdb_test "p t_char_values('a',char_val2)" " = 1"
109	gdb_test "p t_char_values(char_val1,'b')" " = 1"
110
111	gdb_test "p t_short_values(0,0)" " = 0"
112	gdb_test "p t_short_values(10,-23)" " = 1"
113	gdb_test "p t_short_values(short_val1,short_val2)" " = 1"
114	gdb_test "p t_short_values(10,short_val2)" " = 1"
115	gdb_test "p t_short_values(short_val1,-23)" " = 1"
116
117	gdb_test "p t_int_values(0,0)" " = 0"
118	gdb_test "p t_int_values(87,-26)" " = 1"
119	gdb_test "p t_int_values(int_val1,int_val2)" " = 1"
120	gdb_test "p t_int_values(87,int_val2)" " = 1"
121	gdb_test "p t_int_values(int_val1,-26)" " = 1"
122
123	gdb_test "p t_long_values(0,0)" " = 0"
124	gdb_test "p t_long_values(789,-321)" " = 1"
125	gdb_test "p t_long_values(long_val1,long_val2)" " = 1"
126	gdb_test "p t_long_values(789,long_val2)" " = 1"
127	gdb_test "p t_long_values(long_val1,-321)" " = 1"
128
129	if ![target_info exists gdb,skip_float_tests] {
130	gdb_test "p t_float_values(0.0,0.0)" " = 0"
131
132	# These next four tests fail on the mn10300.
133	# The first value is passed in regs, the other in memory.
134	# Gcc emits different stabs for the two parameters; the first is
135	# claimed to be a float, the second a double.
136	# dbxout.c in gcc claims this is the desired behavior.
137	setup_xfail "mn10300--"
138	gdb_test "p t_float_values(3.14159,-2.3765)" " = 1"
139	setup_xfail "mn10300--"
140	gdb_test "p t_float_values(float_val1,float_val2)" " = 1"
141	setup_xfail "mn10300--"
142	gdb_test "p t_float_values(3.14159,float_val2)" " = 1"
143	setup_xfail "mn10300--"
144	gdb_test "p t_float_values(float_val1,-2.3765)" " = 1"
145
146	# Test passing of arguments which might not be widened.
147	gdb_test "p t_float_values2(0.0,0.0)" " = 0"
148
149	# Although PR 5318 mentions SunOS specifically, this seems
150	# to be a generic problem on quite a few platforms.
151	if $prototypes then {
152	setup_xfail "hppa--" "sparc--" "mips--" 5318
153	if {!$gcc_compiled} then {
154	setup_xfail "alpha-dec-osf2" "i86--sysv4" 5318
155	}
156	}
157	gdb_test "p t_float_values2(3.14159,float_val2)" " = 1"
158	gdb_test "p t_small_values(1,2,3,4,5,6,7,8,9,10)" " = 55"
159
160	gdb_test "p t_double_values(0.0,0.0)" " = 0"
161	gdb_test "p t_double_values(45.654,-67.66)" " = 1"
162	gdb_test "p t_double_values(double_val1,double_val2)" " = 1"
163	gdb_test "p t_double_values(45.654,double_val2)" " = 1"
164	gdb_test "p t_double_values(double_val1,-67.66)" " = 1"
165
166	}
167
168	gdb_test "p t_string_values(string_val2,string_val1)" " = 0"
169	gdb_test "p t_string_values(string_val1,string_val2)" " = 1"
170	gdb_test "p t_string_values(\"string 1\",\"string 2\")" " = 1"
171	gdb_test "p t_string_values(\"string 1\",string_val2)" " = 1"
172	gdb_test "p t_string_values(string_val1,\"string 2\")" " = 1"
173
174	gdb_test "p t_char_array_values(char_array_val2,char_array_val1)" " = 0"
175	gdb_test "p t_char_array_values(char_array_val1,char_array_val2)" " = 1"
176	gdb_test "p t_char_array_values(\"carray 1\",\"carray 2\")" " = 1"
177	gdb_test "p t_char_array_values(\"carray 1\",char_array_val2)" " = 1"
178	gdb_test "p t_char_array_values(char_array_val1,\"carray 2\")" " = 1"
179
180	gdb_test "p doubleit(4)" " = 8"
181	gdb_test "p add(4,5)" " = 9"
182	gdb_test "p t_func_values(func_val2,func_val1)" " = 0"
183	gdb_test "p t_func_values(func_val1,func_val2)" " = 1"
184
185	# On the rs6000, we need to pass the address of the trampoline routine,
186	# not the address of add itself. I don't know how to go from add to
187	# the address of the trampoline. Similar problems exist on the HPPA,
188	# and in fact can present an unsolvable problem as the stubs may not
189	# even exist in the user's program. We've slightly recoded t_func_values
190	# to avoid such problems in the common case. This may or may not help
191	# the RS6000.
192	setup_xfail "rs6000--*"
193	setup_xfail "powerpc--*"
194
195	if {!$gcc_compiled && [istarget hppa--hpux*]} then {
196	gdb_test "p t_func_values(add,func_val2)" "You cannot.ignored."
197	} else {
198	gdb_test "p t_func_values(add,func_val2)" " = 1"
199	}
200
201	setup_xfail "rs6000--*"
202	setup_xfail "powerpc--*"
203
204	if {!$gcc_compiled && [istarget hppa--hpux*]} then {
205	gdb_test "p t_func_values(func_val1,doubleit)" "You cannot.ignored."
206	} else {
207	gdb_test "p t_func_values(func_val1,doubleit)" " = 1"
208	}
209
210	gdb_test "p t_call_add(func_val1,3,4)" " = 7"
211
212	setup_xfail "rs6000--*"
213	setup_xfail "powerpc--*"
214
215	if {!$gcc_compiled && [istarget hppa--hpux*]} then {
216	gdb_test "p t_call_add(add,3,4)" "You cannot.ignored."
217	} else {
218	gdb_test "p t_call_add(add,3,4)" " = 7"
219	}
220
221	gdb_test "p t_enum_value1(enumval1)" " = 1"
222	gdb_test "p t_enum_value1(enum_val1)" " = 1"
223	gdb_test "p t_enum_value1(enum_val2)" " = 0"
224
225	gdb_test "p t_enum_value2(enumval2)" " = 1"
226	gdb_test "p t_enum_value2(enum_val2)" " = 1"
227	gdb_test "p t_enum_value2(enum_val1)" " = 0"
228
229	gdb_test "p sum_args(1,{2})" " = 2"
230	gdb_test "p sum_args(2,{2,3})" " = 5"
231	gdb_test "p sum_args(3,{2,3,4})" " = 9"
232	gdb_test "p sum_args(4,{2,3,4,5})" " = 14"
233	gdb_test "p sum10 (1, 2, 3, 4, 5, 6, 7, 8, 9, 10)" " = 55"
234
235	gdb_test "p t_structs_c(struct_val1)" "= 120 'x'" \
236	"call inferior func with struct - returns char"
237	gdb_test "p t_structs_s(struct_val1)" "= 87" \
238	"call inferior func with struct - returns short"
239	gdb_test "p t_structs_i(struct_val1)" "= 76" \
240	"call inferior func with struct - returns int"
241	gdb_test "p t_structs_l(struct_val1)" "= 51" \
242	"call inferior func with struct - returns long"
243	setup_xfail "i86--*"
244	gdb_test "p t_structs_f(struct_val1)" "= 2.12.*" \
245	"call inferior func with struct - returns float"
246	setup_xfail "i86--*"
247	gdb_test "p t_structs_d(struct_val1)" "= 9.87.*" \
248	"call inferior func with struct - returns double"
249	gdb_test "p t_structs_a(struct_val1)" "= (.unsigned char .. )?\"foo\"" \
250	"call inferior func with struct - returns char *"
251
252	}
253
254	# Start with a fresh gdb.
255
256	gdb_exit
257	gdb_start
258	gdb_reinitialize_dir $srcdir/$subdir
259	gdb_load ${binfile}
260
261	gdb_test "set print sevenbit-strings" ""
262	gdb_test "set print address off" ""
263	gdb_test "set width 0" ""
264
265	if { ![set_lang_c] } {
266	gdb_suppress_tests;
267	} else {
268	if { ![runto_main] } {
269	gdb_suppress_tests;
270	}
271	}
272
273	gdb_test "next" ".*"
274	do_function_calls
275
276	return 0