1 # Copyright (C) 2008-2014 Free Software Foundation, Inc.
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.
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.
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/>.
16 # This file is part of the GDB testsuite.
17 # It tests <gdb:value> math operations.
19 load_lib gdb-guile.exp
23 proc test_value_numeric_ops {} {
26 gdb_scm_test_silent_cmd "gu (define i (make-value 5))" \
27 "create first integer value"
28 gdb_scm_test_silent_cmd "gu (define j (make-value 2))" \
29 "create second integer value"
30 gdb_test "gu (print (value-add i j))" \
31 "= 7" "add two integer values"
32 gdb_test "gu (raw-print (value-add i j))" \
33 "= #<gdb:value 7>" "verify type of integer add result"
35 gdb_scm_test_silent_cmd "gu (define f (make-value 1.25))" \
36 "create first double value"
37 gdb_scm_test_silent_cmd "gu (define g (make-value 2.5))" \
38 "create second double value"
39 gdb_test "gu (print (value-add f g))" \
40 "= 3.75" "add two double values"
41 gdb_test "gu (raw-print (value-add f g))" \
42 "= #<gdb:value 3.75>" "verify type of double add result"
44 gdb_test "gu (print (value-sub i j))" \
45 "= 3" "subtract two integer values"
46 gdb_test "gu (print (value-sub f g))" \
47 "= -1.25" "subtract two double values"
49 gdb_test "gu (print (value-mul i j))" \
50 "= 10" "multiply two integer values"
51 gdb_test "gu (print (value-mul f g))" \
52 "= 3.125" "multiply two double values"
54 gdb_test "gu (print (value-div i j))" \
55 "= 2" "divide two integer values"
56 gdb_test "gu (print (value-div f g))" \
57 "= 0.5" "divide two double values"
58 gdb_test "gu (print (value-rem i j))" \
59 "= 1" "take remainder of two integer values"
60 gdb_test "gu (print (value-mod i j))" \
61 "= 1" "take modulus of two integer values"
63 gdb_test "gu (print (value-pow i j))" \
64 "= 25" "integer value raised to the power of another integer value"
65 gdb_test "gu (print (value-pow g j))" \
66 "= 6.25" "double value raised to the power of integer value"
68 gdb_test "gu (print (value-neg i))" \
69 "= -5" "negated integer value"
70 gdb_test "gu (print (value-pos i))" \
71 "= 5" "positive integer value"
72 gdb_test "gu (print (value-neg f))" \
73 "= -1.25" "negated double value"
74 gdb_test "gu (print (value-pos f))" \
75 "= 1.25" "positive double value"
76 gdb_test "gu (print (value-abs (value-sub j i)))" \
77 "= 3" "absolute of integer value"
78 gdb_test "gu (print (value-abs (value-sub f g)))" \
79 "= 1.25" "absolute of double value"
81 gdb_test "gu (print (value-lsh i j))" \
83 gdb_test "gu (print (value-rsh i j))" \
86 gdb_test "gu (print (value-min i j))" \
88 gdb_test "gu (print (value-max i j))" \
91 gdb_test "gu (print (value-lognot i))" \
93 gdb_test "gu (print (value-logand i j))" \
95 gdb_test "gu (print (value-logand 5 1))" \
97 gdb_test "gu (print (value-logior i j))" \
99 gdb_test "gu (print (value-logior 5 1))" \
101 gdb_test "gu (print (value-logxor i j))" \
103 gdb_test "gu (print (value-logxor 5 1))" \
106 # Test <gdb:value> mixed with Guile types.
108 gdb_test "gu (print (value-sub i 1))" \
109 "= 4" "subtract integer value from guile integer"
110 gdb_test "gu (raw-print (value-sub i 1))" \
112 "verify type of mixed integer subtraction result"
113 gdb_test "gu (print (value-add f 1.5))" \
114 "= 2.75" "add double value with guile float"
116 gdb_test "gu (print (value-sub 1 i))" \
117 "= -4" "subtract guile integer from integer value"
118 gdb_test "gu (print (value-add 1.5 f))" \
119 "= 2.75" "add guile float with double value"
121 # Enum conversion test.
122 gdb_test "print evalue" "= TWO"
123 gdb_test "gu (print (value->integer (history-ref 0)))" "= 2"
125 # Test pointer arithmetic.
127 # First, obtain the pointers.
128 gdb_test "print (void *) 2" ".*" ""
129 gdb_test_no_output "gu (define a (history-ref 0))"
130 gdb_test "print (void *) 5" ".*" ""
131 gdb_test_no_output "gu (define b (history-ref 0))"
133 gdb_test "gu (print (value-add a 5))" \
134 "= 0x7( <.*>)?" "add pointer value with guile integer"
135 gdb_test "gu (print (value-sub b 2))" \
136 "= 0x3( <.*>)?" "subtract guile integer from pointer value"
137 gdb_test "gu (print (value-sub b a))" \
138 "= 3" "subtract two pointer values"
140 # Test some invalid operations.
142 gdb_test_multiple "gu (print (value-add i '()))" "catch error in guile type conversion" {
143 -re "Wrong type argument in position 2.*$gdb_prompt $" {pass "catch error in guile type conversion"}
144 -re "= .*$gdb_prompt $" {fail "catch error in guile type conversion"}
145 -re "$gdb_prompt $" {fail "catch error in guile type conversion"}
148 gdb_test_multiple "gu (print (value-add i \"foo\"))" "catch throw of GDB error" {
149 -re "Argument to arithmetic operation not a number or boolean.*$gdb_prompt $" {pass "catch throw of GDB error"}
150 -re "= .*$gdb_prompt $" {fail "catch throw of GDB error"}
151 -re "$gdb_prompt $" {fail "catch throw of GDB error"}
155 # Return the max signed int of size SIZE.
156 # TCL 8.5 required here. Use lookup table instead?
158 proc get_max_int { size } {
159 return [expr "(1 << ($size - 1)) - 1"]
162 # Return the min signed int of size SIZE.
163 # TCL 8.5 required here. Use lookup table instead?
165 proc get_min_int { size } {
166 return [expr "-(1 << ($size - 1))"]
169 # Return the max unsigned int of size SIZE.
170 # TCL 8.5 required here. Use lookup table instead?
172 proc get_max_uint { size } {
173 return [expr "(1 << $size) - 1"]
176 # Helper routine for test_value_numeric_ranges.
178 proc test_make_int_value { name size } {
179 set max [get_max_int $size]
180 set min [get_min_int $size]
181 set umax [get_max_uint $size]
182 gdb_test "gu (print (value-type (make-value $max)))" \
183 "= $name" "test make-value $name $size max"
184 gdb_test "gu (print (value-type (make-value $min)))" \
185 "= $name" "test make-value $name $size min"
186 gdb_test "gu (print (value-type (make-value $umax)))" \
187 "= unsigned $name" "test make-value unsigned $name $size umax"
190 # Helper routine for test_value_numeric_ranges.
192 proc test_make_typed_int_value { size } {
194 set uname "uint$size"
195 set max [get_max_int $size]
196 set min [get_min_int $size]
197 set umax [get_max_uint $size]
199 gdb_test "gu (print (make-value $max #:type (arch-${name}-type arch)))" \
200 "= $max" "test make-value $name $size max"
201 gdb_test "gu (print (make-value $min #:type (arch-${name}-type arch)))" \
202 "= $min" "test make-value $name $size min"
203 gdb_test "gu (print (make-value $umax #:type (arch-${uname}-type arch)))" \
204 "= $umax" "test make-value $uname $size umax"
206 gdb_test "gu (print (make-value (+ $max 1) #:type (arch-${name}-type arch)))" \
207 "ERROR.*Out of range.*" "test make-value $name $size max+1"
208 gdb_test "gu (print (make-value (- $min 1) #:type (arch-${name}-type arch)))" \
209 "ERROR.*Out of range.*" "test make-value $name $size min-1"
210 gdb_test "gu (print (make-value (+ $umax 1) #:type (arch-${uname}-type arch)))" \
211 "ERROR.*Out of range.*" "test make-value $uname $size umax+1"
214 proc test_value_numeric_ranges {} {
215 # We can't assume anything about sizeof (int), etc. on the target.
216 # Keep it simple for now, this will cover everything important for
218 set int_size [get_sizeof "int" 0]
219 set long_size [get_sizeof "long" 0]
220 gdb_test_no_output "gu (define arch (current-arch))"
222 if { $int_size == 4 } {
223 test_make_int_value int 32
225 if { $long_size == 8} {
226 test_make_int_value long 64
228 gdb_test "gu (print (value-type (make-value (ash 1 64))))" \
229 "ERROR:.*value not a number representable.*" \
230 "test make-value, number too large"
232 foreach size { 8 16 32 } {
233 test_make_typed_int_value $size
235 if { $long_size == 8 } {
236 test_make_typed_int_value 64
240 proc test_value_boolean {} {
241 # Note: Boolean values print as 0,1 because they are printed in the
242 # current language (in this case C).
244 gdb_test "gu (print (make-value #t))" "= 1" "create boolean true"
245 gdb_test "gu (print (make-value #f))" "= 0" "create boolean false"
247 gdb_test "gu (print (value-not (make-value #t)))" \
249 gdb_test "gu (print (value-not (make-value #f)))" \
252 gdb_test "gu (raw-print (make-value #t))" \
253 "#<gdb:value 1>" "verify type of boolean"
256 proc test_value_compare {} {
257 gdb_test "gu (print (value<? 1 1))" \
258 "#f" "less than, equal"
259 gdb_test "gu (print (value<? 1 2))" \
260 "#t" "less than, less"
261 gdb_test "gu (print (value<? 2 1))" \
262 "#f" "less than, greater"
264 gdb_test "gu (print (value<=? 1 1))" \
265 "#t" "less or equal, equal"
266 gdb_test "gu (print (value<=? 1 2))" \
267 "#t" "less or equal, less"
268 gdb_test "gu (print (value<=? 2 1))" \
269 "#f" "less or equal, greater"
271 gdb_test "gu (print (value=? 1 1))" \
273 gdb_test "gu (print (value=? 1 2))" \
275 gdb_test "gu (print (value=? (make-value 1) 1.0))" \
276 "#t" "equality of gdb:value with Guile value"
277 gdb_test "gu (print (value=? (make-value 1) 2))" \
278 "#f" "inequality of gdb:value with Guile value"
280 gdb_test "gu (print (value>? 1 1))" \
281 "#f" "greater than, equal"
282 gdb_test "gu (print (value>? 1 2))" \
283 "#f" "greater than, less"
284 gdb_test "gu (print (value>? 2 1))" \
285 "#t" "greater than, greater"
287 gdb_test "gu (print (value>=? 1 1))" \
288 "#t" "greater or equal, equal"
289 gdb_test "gu (print (value>=? 1 2))" \
290 "#f" "greater or equal, less"
291 gdb_test "gu (print (value>=? 2 1))" \
292 "#t" "greater or equal, greater"
295 if {[prepare_for_testing $testfile.exp $testfile $srcfile {debug c}]} {
299 # Skip all tests if Guile scripting is not enabled.
300 if { [skip_guile_tests] } { continue }
302 if ![gdb_guile_runto_main] {
306 test_value_numeric_ops
307 test_value_numeric_ranges