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0b302171 | 1 | # Copyright (C) 2007-2012 Free Software Foundation, Inc. |
93004d61 TJB |
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 | # This file was written by Wu Zhou. (woodzltc@cn.ibm.com) | |
17 | ||
18 | # This file is part of the gdb testsuite. It is intended to test that | |
19 | # gdb could correctly handle decimal floating point introduced in IEEE 754R. | |
20 | ||
f6867ce0 TJB |
21 | set testfile "dfp-test" |
22 | set srcfile ${testfile}.c | |
23 | set binfile ${objdir}/${subdir}/${testfile} | |
24 | ||
25 | # Try to compile the test case. If we can't, assume the | |
26 | # toolchain does not yet provide DFP support and bail out. | |
27 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {quiet debug}] != "" } { | |
28 | verbose "Skipping DFP tests." | |
29 | return -1 | |
30 | } | |
31 | ||
32 | gdb_exit | |
33 | gdb_start | |
34 | gdb_reinitialize_dir $srcdir/$subdir | |
35 | gdb_load ${binfile} | |
36 | ||
37 | if ![runto_main] then { | |
38 | perror "couldn't run to breakpoint" | |
39 | continue | |
40 | } | |
41 | ||
f6867ce0 TJB |
42 | set sizeof_long [get_sizeof "long" 4] |
43 | ||
93004d61 TJB |
44 | proc d32_set_tests {} { |
45 | ||
46 | gdb_test "p d32=123.45df" " = 123.45" | |
47 | gdb_test "p d32=12345.df" " = 12345" | |
48 | gdb_test "p d32=12345.67df" " = 12345.67" | |
49 | gdb_test "p d32=1234567.df" " = 1234567" | |
50 | ||
51 | gdb_test "p d32=1.234567E0df" " = 1.234567" | |
52 | gdb_test "p d32=1.234567E10df" " = 1.234567E\\+10" | |
53 | gdb_test "p d32=1.234567E+96df" " = 1.234567E\\+96" | |
54 | ||
55 | # Test that gdb could handle the max, normalized min and subnormalized min. | |
56 | gdb_test "p d32=9.999999E96df" " = 9.999999E\\+96" | |
57 | gdb_test "p d32=1.0E-95df" " = 1.0E\\-95" | |
58 | gdb_test "p d32=1.E-101df" " = 1E\\-101" | |
59 | gdb_test "p d32=0.000001E-95df" " = 1E\\-101" | |
60 | ||
61 | # Test that gdb could detect coefficient/exponent out of range. | |
62 | # The coefficient out of range will be rounded to its nearest value. | |
63 | # And the exponent out of range will be handled as infinity. | |
64 | gdb_test "p d32=1.2345678df" " = 1.234568" "1.2345678 is rounded to 1.234568" | |
65 | gdb_test "p d32=1.0E-101df" " = 1E-101" "1.0E-101 is rounded to 1E-101" | |
66 | gdb_test "p d32=1.234567E+97df" " = Infinity" "1.234567E+97 is Infinity" | |
67 | ||
68 | # Test that gdb could detect the errors in the string representation of _Decimal32 | |
f6867ce0 | 69 | gdb_test "p d32=12345.df" " = 12345" "12345. is a valid number" |
93004d61 | 70 | gdb_test "p d32=12345df" ".*Invalid number.*" "12345 is an invalid number" |
f6867ce0 TJB |
71 | gdb_test "p d32=1.23Edf" ".*Conversion syntax.*" "1.23E is an invalid number" |
72 | gdb_test "p d32=1.23E45Adf" ".*Conversion syntax.*" "1.23E45A is an invalid number" | |
93004d61 TJB |
73 | } |
74 | ||
75 | proc d64_set_tests {} { | |
76 | ||
77 | gdb_test "p d64=123.45dd" " = 123.45" | |
78 | gdb_test "p d64=12345.dd" " = 12345" | |
79 | gdb_test "p d64=12345.67dd" " = 12345.67" | |
80 | gdb_test "p d64=1.234567890123456dd" " = 1.234567890123456" | |
81 | ||
82 | gdb_test "p d64=1.234567890123456E10dd" " = 12345678901.23456" | |
83 | gdb_test "p d64=1.234567890123456E100dd" " = 1.234567890123456E\\+100" | |
84 | gdb_test "p d64=1.234567890123456E384dd" " = 1.234567890123456E\\+384" | |
85 | ||
86 | # Test that gdb could handle the max, normalized min and subnormalized min. | |
87 | gdb_test "p d64=9.999999999999999E384dd" " = 9.999999999999999E\\+384" | |
88 | gdb_test "p d64=1.E-383dd" " = 1E\\-383" | |
89 | gdb_test "p d64=1.E-398dd" " = 1E\\-398" | |
90 | gdb_test "p d64=0.000000000000001E-383dd" " = 1E\\-398" | |
91 | ||
92 | # Test that gdb could detect coefficient/exponent out of range. | |
93 | # The coefficient out of range will be rounded to its nearest value. | |
94 | # And the exponent out of range will be handled as infinity. | |
95 | gdb_test "p d64=1.2345678901234567dd" " = 1.234567890123457" "1.2345678901234567 is rounded to 1.234567890123457" | |
96 | gdb_test "p d64=9.9999999999999999E384dd" " = Infinity" "d64=9.9999999999999999E384 is Infinity" | |
97 | gdb_test "p d64=1.234567890123456E385dd" " = Infinity" "d64=1.234567890123456E385 is Infinity" | |
98 | ||
99 | # Test that gdb could detect the errors in the string representation of _Decimal64 | |
100 | gdb_test "p d64=12345dd" ".*Invalid number.*" "12345dd is an invalid number" | |
f6867ce0 TJB |
101 | gdb_test "p d64=1.23Edd" ".*Conversion syntax.*" "1.23E is an invalid number" |
102 | gdb_test "p d64=1.23E45Add" ".*Conversion syntax.*" "1.23E45A is an invalid number" | |
93004d61 TJB |
103 | } |
104 | ||
105 | proc d128_set_tests {} { | |
106 | ||
107 | gdb_test "p d128=123.45dl" " = 123.45" | |
108 | gdb_test "p d128=12345.dl" " = 12345" | |
109 | gdb_test "p d128=12345.67dl" " = 12345.67" | |
110 | gdb_test "p d128=1.234567890123456789012345678901234dl" " = 1.234567890123456789012345678901234" | |
111 | ||
112 | gdb_test "p d128=1.234567890123456E10dl" " = 12345678901.23456" | |
113 | gdb_test "p d128=1.234567890123456E100dl" " = 1.234567890123456E\\+100" | |
114 | gdb_test "p d128=1.234567890123456E1000dl" " = 1.234567890123456E\\+1000" | |
115 | ||
116 | # Test that gdb could handle the max, normalized min and subnormalized min. | |
117 | gdb_test "p d128=9.999999999999999999999999999999999E6144dl" " = 9.999999999999999999999999999999999E\\+6144" | |
118 | gdb_test "p d128=1.E-6143dl" " = 1E\\-6143" | |
119 | gdb_test "p d128=1.E-6176dl" " = 1E\\-6176" | |
120 | gdb_test "p d128=0.000000000000000000000000000000001E-6143dl" " = 1E\\-6176" | |
121 | ||
122 | # Test that gdb could detect coefficient/exponent out of range. | |
123 | # The coefficient out of range will be rounded to its nearest value. | |
124 | # And the exponent out of range will be handled as infinity. | |
125 | gdb_test "p d128=1.2345678901234567890123456789012345dl" "1.234567890123456789012345678901234" "1.2345678901234567890123456789012345 is rounded to 1.234567890123456789012345678901234" | |
126 | gdb_test "p d128=1.234567890123456E6145dl" "Infinity" "d128=1.234567890123456E6145 is Infinity" | |
127 | ||
128 | # Test that gdb could detect the errors in the string representation of _Decimal128 | |
129 | gdb_test "p d128=12345dl" ".*Invalid number.*" "12345dl is an invalid number" | |
f6867ce0 TJB |
130 | gdb_test "p d128=1.23Edl" ".*Conversion syntax.*" "1.23E is an invalid number" |
131 | gdb_test "p d128=1.23E45Adl" ".*Conversion syntax.*" "1.23E45A is an invalid number" | |
93004d61 TJB |
132 | } |
133 | ||
134 | # Different tests on 32-bits decimal floating point, including the printing | |
135 | # of finite numbers, infinite and NaN, and also the setting of different | |
136 | # decimal value. | |
137 | ||
138 | if [gdb_test "next" \ | |
139 | ".*Positive infd32.*" \ | |
140 | "next after initializing d32"] then { gdb_suppress_tests } | |
141 | gdb_test "print d32" "1.2345" "d32 is initialized to 1.2345" | |
142 | ||
143 | if [gdb_test "next" \ | |
144 | ".*Negative infd32.*" \ | |
145 | "next after assigning builtin infinity to d32"] then { gdb_suppress_tests } | |
146 | gdb_test "print d32" "Infinity" "d32 is positive Infinity" | |
147 | ||
148 | if [gdb_test "next" \ | |
149 | ".*__builtin_nand32.*" \ | |
150 | "next after assigning negative builtin infinity to d32"] then { gdb_suppress_tests } | |
151 | gdb_test "print d32" "-Infinity" "d32 is negative Infinity" | |
152 | ||
153 | if [gdb_test "next" \ | |
154 | ".*d64 = 1.2345.*" \ | |
155 | "next after assigning builtin NaN to d32"] then { gdb_suppress_tests } | |
156 | gdb_test "print d32" "NaN" "d32 is NaN" | |
157 | ||
158 | d32_set_tests | |
159 | ||
160 | ||
161 | # Different tests on 64-bits decimal floating point, including the display | |
162 | # of finite number, infinite and NaN, and also the setting of different | |
163 | # decimal value. | |
164 | ||
165 | if [gdb_test "next" \ | |
166 | ".*Positive infd64.*" \ | |
167 | "next after initializing d64"] then { gdb_suppress_tests } | |
168 | gdb_test "print d64" "1.2345" "d64 is initialized to 1.2345" | |
169 | ||
170 | if [gdb_test "next" \ | |
171 | ".*Negative infd64.*" \ | |
172 | "next after assigning builtin infinity to d64"] then { gdb_suppress_tests } | |
173 | gdb_test "print d64" "Infinity" "d64 is positive Infinity" | |
174 | ||
175 | if [gdb_test "next" \ | |
176 | ".*__builtin_nand64.*" \ | |
177 | "next after assigning negative builtin infinity to d64"] then { gdb_suppress_tests } | |
178 | gdb_test "print d64" "-Infinity" "d64 is negative Infinity" | |
179 | ||
180 | if [gdb_test "next" \ | |
181 | ".*d128 = 1.2345.*" \ | |
182 | "next after assigning builtin NaN to d64"] then { gdb_suppress_tests } | |
183 | gdb_test "print d64" "NaN" "d64 is NaN" | |
184 | ||
185 | d64_set_tests | |
186 | ||
187 | ||
188 | # Different tests on 128-bits decimal floating point, including the display | |
189 | # of finite number, infinite and NaN, and also the setting of different | |
190 | # decimal value. | |
191 | ||
192 | if [gdb_test "next" \ | |
193 | ".*Positive infd128.*" \ | |
194 | "next after initializing d128"] then { gdb_suppress_tests } | |
195 | gdb_test "print d128" "1.2345" "d128 is initialized to 1.2345" | |
196 | ||
197 | d128_set_tests | |
198 | ||
199 | if [gdb_test "next" \ | |
200 | ".*Negative infd128.*" \ | |
201 | "next after assigning builtin infinity to d128"] then { gdb_suppress_tests } | |
202 | gdb_test "print d128" "Infinity" "d128 is positive Infinity" | |
203 | ||
204 | if [gdb_test "next" \ | |
205 | ".*__builtin_nand128.*" \ | |
206 | "next after assigning negative builtin infinity to d128"] then { gdb_suppress_tests } | |
207 | gdb_test "print d128" "-Infinity" "d128 is negative Infinity" | |
208 | ||
209 | if [gdb_test "next" \ | |
210 | ".*arg0_32.*" \ | |
211 | "next after assigning builtin NaN to d128"] then { gdb_suppress_tests } | |
212 | gdb_test "print d128" "NaN" "d128 is NaN" | |
213 | ||
214 | # The following tests are intended to verify that gdb can correctly handle | |
215 | # DFP types in function arguments. | |
216 | ||
217 | gdb_breakpoint arg0_32 | |
218 | gdb_continue_to_breakpoint "entry to arg0_32" | |
219 | gdb_test "backtrace" ".*arg0_32 \\(arg0=0.1, arg1=1.0, arg2=2.0, arg3=3.0, arg4=4.0, arg5=5.0\\).*" "backtrace at arg0_32" | |
220 | ||
221 | gdb_breakpoint arg0_64 | |
222 | gdb_continue_to_breakpoint "entry to arg0_64" | |
223 | gdb_test "backtrace" ".*arg0_64 \\(arg0=0.1, arg1=1.0, arg2=2.0, arg3=3.0, arg4=4.0, arg5=5.0\\).*" "backtrace at arg0_64" | |
224 | ||
225 | gdb_breakpoint arg0_128 | |
226 | gdb_continue_to_breakpoint "entry to arg0_128" | |
227 | gdb_test "backtrace" ".*arg0_128 \\(arg0=0.1, arg1=1.0, arg2=2.0, arg3=3.0, arg4=4.0, arg5=5.0\\).*" "backtrace at arg0_128" | |
228 | ||
7d35ab09 TJB |
229 | # Test calling inferior function with DFP arguments or return value. |
230 | ||
333222e1 JK |
231 | gdb_test "call arg0_32 (1.2df, 2.2df, 3.2df, 4.2df, 5.2df, 6.2df)" "Breakpoint.*arg0_32.*" "Call function with correct _Decimal32 arguments." |
232 | gdb_test "backtrace 1" "\n#\[0-9\]+ arg0_32 \\(arg0=1.2, arg1=2.2, arg2=3.2, arg3=4.2, arg4=5.2, arg5=6.2\\).*" "Backtrace function with correct _Decimal32 arguments." | |
7d35ab09 TJB |
233 | gdb_test "finish" " = 1.2" "Correct _Decimal32 return value from called function." |
234 | ||
333222e1 JK |
235 | gdb_test "call arg0_64 (1.2dd, 2.2dd, 3.2dd, 4.2dd, 5.2dd, 6.2dd)" "Breakpoint.*arg0_64.*" "Call function with correct _Decimal64 arguments." |
236 | gdb_test "backtrace 1" "\n#\[0-9\]+ arg0_64 \\(arg0=1.2, arg1=2.2, arg2=3.2, arg3=4.2, arg4=5.2, arg5=6.2\\).*" "Backtrace function with correct _Decimal64 arguments." | |
7d35ab09 TJB |
237 | gdb_test "finish" " = 1.2" "Correct _Decimal64 return value from called function." |
238 | ||
333222e1 JK |
239 | gdb_test "call arg0_128 (1.2dl, 2.2dl, 3.2dl, 4.2dl, 5.2dl, 6.2dl)" "Breakpoint.*arg0_128.*" "Call function with correct _Decimal128 arguments." |
240 | gdb_test "backtrace 1" "\n#\[0-9\]+ arg0_128 \\(arg0=1.2, arg1=2.2, arg2=3.2, arg3=4.2, arg4=5.2, arg5=6.2\\).*" "Backtrace function with correct _Decimal128 arguments." | |
7d35ab09 TJB |
241 | gdb_test "finish" " = 1.2" "Correct _Decimal128 return value from called function." |
242 | ||
243 | gdb_test "call decimal_dec128_align (double_val1, dec128_val2, double_val3, double_val4, double_val5, double_val6, double_val7, double_val8, double_val9, double_val10, double_val11, double_val12, double_val13, double_val14)" " = 1" \ | |
244 | "Call function with mixed decimal float arguments TEST." | |
245 | ||
246 | gdb_test "call decimal_mixed (dec32_val1, dec64_val1, dec128_val1)" " = 1" \ | |
247 | "Call function with mixed decimal float arguments." | |
248 | ||
249 | gdb_test "call decimal_many_args_dec32 (dec32_val1, dec32_val2, dec32_val3, dec32_val4, dec32_val5, dec32_val6, dec32_val7, dec32_val8, dec32_val9, dec32_val10, dec32_val11, dec32_val12, dec32_val13, dec32_val14, dec32_val15, dec32_val16)" " = 1" \ | |
250 | "Call function with many _Decimal32 arguments." | |
251 | ||
252 | gdb_test "call decimal_many_args_dec64 (dec64_val1, dec64_val2, dec64_val3, dec64_val4, dec64_val5, dec64_val6, dec64_val7, dec64_val8, dec64_val9, dec64_val10, dec64_val11, dec64_val12, dec64_val13, dec64_val14, dec64_val15, dec64_val16)" " = 1" \ | |
253 | "Call function with many _Decimal64 arguments." | |
254 | ||
255 | gdb_test "call decimal_many_args_dec128 (dec128_val1, dec128_val2, dec128_val3, dec128_val4, dec128_val5, dec128_val6, dec128_val7, dec128_val8, dec128_val9, dec128_val10, dec128_val11, dec128_val12, dec128_val13, dec128_val14, dec128_val15, dec128_val16)" " = 1" \ | |
256 | "Call function with many _Decimal128 arguments." | |
257 | ||
258 | gdb_test "call decimal_many_args_mixed (dec32_val1, dec32_val2, dec32_val3, dec64_val4, dec64_val5, dec64_val6, dec64_val7, dec128_val8, dec128_val9, dec128_val10, dec32_val11, dec64_val12, dec32_val13, dec64_val14, dec128_val15)" " = 1" \ | |
259 | "Call function with many mixed decimal float arguments." | |
260 | ||
93004d61 TJB |
261 | # The following tests are intended to verify that gdb can handle DFP types |
262 | # correctly in struct. | |
263 | ||
264 | gdb_breakpoint [gdb_get_line_number "Exit point"] | |
265 | gdb_continue_to_breakpoint "Setting a decimal struct" | |
266 | gdb_test "print ds.dec32" " = 1.2345" | |
267 | gdb_test "print ds.dec64" " = 1.2345" | |
268 | gdb_test "print ds.dec128" " = 1.2345" | |
269 | ||
f6867ce0 TJB |
270 | # Test expressions with DFP variables. |
271 | ||
272 | gdb_test "print d32 + ds.dec32" " = 1.3345" | |
273 | gdb_test "print d64 + ds.dec64" " = 1.3345" | |
274 | gdb_test "print d128 + ds.dec128" " = 1.3345" | |
275 | ||
276 | # Test conversion between different _Decimal sizes. | |
277 | ||
278 | gdb_test "ptype d64 + ds.dec32" " = volatile _Decimal64" | |
279 | gdb_test "ptype d128 + ds.dec32" " = volatile _Decimal128" | |
280 | gdb_test "ptype d128 + ds.dec64" " = volatile _Decimal128" | |
281 | ||
282 | # Mixture of Decimal and integral operands | |
283 | gdb_test "p d32 + 1" " = 1.1" | |
284 | gdb_test "p 2 + d64" " = 2.1" | |
285 | gdb_test "p ds.int4 + d128" " = 1.1" | |
286 | gdb_test "ptype d32 + 1" " = volatile _Decimal32" | |
287 | gdb_test "ptype ds.int4 + d128" " = volatile _Decimal128" | |
288 | ||
289 | # Test other operations with DFP operands | |
290 | gdb_test "p !d32" " = 0" | |
291 | gdb_test "p !d64" " = 0" | |
292 | gdb_test "p !d128" " = 0" | |
293 | gdb_test "p +d32" " = 0.1" | |
294 | gdb_test "p +d64" " = 0.1" | |
295 | gdb_test "p +d128" " = 0.1" | |
296 | gdb_test "p d64 == d128" " = 1" | |
297 | gdb_test "p d128 == ds.dec32" " = 0" | |
298 | gdb_test "p d128 == d32" " = 1" | |
299 | gdb_test "p ds.dec32 == ds.dec64" " = 1" | |
300 | gdb_test "p d32 < ds.dec32" " = 1" | |
301 | gdb_test "p d64 < ds.dec64" " = 1" | |
302 | gdb_test "p d128 < ds.dec128" " = 1" | |
303 | gdb_test "p ds.dec32 < d32" " = 0" | |
304 | gdb_test "p d64 > ds.dec64" " = 0" | |
305 | gdb_test "p ds.dec128 > d128 " " = 1" | |
306 | gdb_test "p d32 < ds.int4" " = 1" | |
307 | gdb_test "p ds.int4 > d32" " = 1" | |
308 | gdb_test "p ds.dec32 < ds.int4" " = 0" | |
309 | gdb_test "p ds.int4 > ds.dec64" " = 0" | |
310 | gdb_test "p ds.dec128 > ds.int4" " = 1" | |
311 | ||
312 | # Reject operation with integral larger than 32-bits | |
313 | if { ${sizeof_long} > 4 } { | |
314 | gdb_test "p d32 + ds.long8" "Conversion of large integer to a decimal floating type is not supported." | |
315 | } | |
316 | ||
317 | # Reject operation with DFP and Binary FP | |
318 | gdb_test "p d64 + ds.float4" "Mixing decimal floating types with other floating types is not allowed." | |
319 | gdb_test "p ds.double8 + d128" "Mixing decimal floating types with other floating types is not allowed." | |
320 | ||
93004d61 TJB |
321 | # The following tests are intended to verify that gdb can handle "d1=d2" |
322 | # and "d1=-d2" correctly. | |
323 | ||
324 | gdb_test "print ds.dec32=d32" " = 0.1" | |
325 | gdb_test "print ds.dec64=d64" " = 0.1" | |
326 | gdb_test "print ds.dec128=d128" " = 0.1" | |
327 | gdb_test "print ds.dec32 = -d32" " = -0.1" | |
328 | gdb_test "print ds.dec64 = -d64" " = -0.1" | |
329 | gdb_test "print ds.dec128 = -d128" " = -0.1" | |
f6867ce0 TJB |
330 | |
331 | # Test cast to and from DFP values | |
332 | ||
333 | gdb_test "print ds.double8 = ds.dec64" " = -0.(0999.*|1000.*)" | |
334 | gdb_test "print ds.dec64 = ds.float4" " = 3.(0999.*|1000.*)" | |
335 | gdb_test "print ds.dec128 = -ds.double8" " = 0.(0999.*|1000.*)" | |
336 | gdb_test "print ds.dec128 = ds.dec32" " = -0.1" | |
337 | gdb_test "print ds.dec32 = ds.int4" " = 1" | |
338 | gdb_test "print ds.int4 = 7.3dl" " = 7" |