xref: /freebsd/contrib/arm-optimized-routines/math/test/runulp.sh (revision 5b56413d04e608379c9a306373554a8e4d321bc0)
1#!/bin/bash
2
3# ULP error check script.
4#
5# Copyright (c) 2019-2023, Arm Limited.
6# SPDX-License-Identifier: MIT OR Apache-2.0 WITH LLVM-exception
7
8#set -x
9set -eu
10
11# cd to bin directory.
12cd "${0%/*}"
13
14rmodes='n u d z'
15#rmodes=n
16flags="${ULPFLAGS:--q}"
17emu="$@"
18
19FAIL=0
20PASS=0
21
22t() {
23	[ $r = "n" ] && Lt=$L || Lt=$Ldir
24	$emu ./ulp -r $r -e $Lt $flags "$@" && PASS=$((PASS+1)) || FAIL=$((FAIL+1))
25}
26
27check() {
28	$emu ./ulp -f -q "$@" >/dev/null
29}
30
31Ldir=0.5
32for r in $rmodes
33do
34L=0.01
35t exp  0 0xffff000000000000 10000
36t exp  0x1p-6     0x1p6     40000
37t exp -0x1p-6    -0x1p6     40000
38t exp  633.3      733.3     10000
39t exp -633.3     -777.3     10000
40
41L=0.01
42t exp2  0 0xffff000000000000 10000
43t exp2  0x1p-6     0x1p6     40000
44t exp2 -0x1p-6    -0x1p6     40000
45t exp2  633.3      733.3     10000
46t exp2 -633.3     -777.3     10000
47
48L=0.02
49t log  0 0xffff000000000000 10000
50t log  0x1p-4    0x1p4      40000
51t log  0         inf        40000
52
53L=0.05
54t log2  0 0xffff000000000000 10000
55t log2  0x1p-4    0x1p4      40000
56t log2  0         inf        40000
57
58L=0.05
59t pow  0.5  2.0  x  0  inf 20000
60t pow -0.5 -2.0  x  0  inf 20000
61t pow  0.5  2.0  x -0 -inf 20000
62t pow -0.5 -2.0  x -0 -inf 20000
63t pow  0.5  2.0  x  0x1p-10  0x1p10  40000
64t pow  0.5  2.0  x -0x1p-10 -0x1p10  40000
65t pow  0    inf  x    0.5      2.0   80000
66t pow  0    inf  x   -0.5     -2.0   80000
67t pow  0x1.fp-1   0x1.08p0  x  0x1p8 0x1p17  80000
68t pow  0x1.fp-1   0x1.08p0  x -0x1p8 -0x1p17 80000
69t pow  0         0x1p-1000  x  0 1.0 50000
70t pow  0x1p1000        inf  x  0 1.0 50000
71t pow  0x1.ffffffffffff0p-1  0x1.0000000000008p0 x 0x1p60 0x1p68 50000
72t pow  0x1.ffffffffff000p-1  0x1p0 x 0x1p50 0x1p52 50000
73t pow -0x1.ffffffffff000p-1 -0x1p0 x 0x1p50 0x1p52 50000
74
75L=0.02
76t exp10   0                   0x1p-47             5000
77t exp10  -0                  -0x1p-47             5000
78t exp10   0x1p-47             1                   50000
79t exp10  -0x1p-47            -1                   50000
80t exp10   1                   0x1.34413509f79ffp8 50000
81t exp10  -1                  -0x1.434e6420f4374p8 50000
82t exp10  0x1.34413509f79ffp8  inf                 5000
83t exp10 -0x1.434e6420f4374p8 -inf                 5000
84
85L=1.0
86Ldir=0.9
87t erf  0 0xffff000000000000 10000
88t erf  0x1p-1022  0x1p-26   40000
89t erf  -0x1p-1022 -0x1p-26  40000
90t erf  0x1p-26    0x1p3     40000
91t erf  -0x1p-26  -0x1p3     40000
92t erf  0         inf        40000
93Ldir=0.5
94
95L=0.01
96t expf  0    0xffff0000    10000
97t expf  0x1p-14   0x1p8    50000
98t expf -0x1p-14  -0x1p8    50000
99
100L=0.01
101t exp2f  0    0xffff0000   10000
102t exp2f  0x1p-14   0x1p8   50000
103t exp2f -0x1p-14  -0x1p8   50000
104
105L=0.32
106t logf  0    0xffff0000    10000
107t logf  0x1p-4    0x1p4    50000
108t logf  0         inf      50000
109
110L=0.26
111t log2f  0    0xffff0000   10000
112t log2f  0x1p-4    0x1p4   50000
113t log2f  0         inf     50000
114
115L=0.06
116t sinf  0    0xffff0000    10000
117t sinf  0x1p-14  0x1p54    50000
118t sinf -0x1p-14 -0x1p54    50000
119
120L=0.06
121t cosf  0    0xffff0000    10000
122t cosf  0x1p-14  0x1p54    50000
123t cosf -0x1p-14 -0x1p54    50000
124
125L=0.06
126t sincosf_sinf  0    0xffff0000    10000
127t sincosf_sinf  0x1p-14  0x1p54    50000
128t sincosf_sinf -0x1p-14 -0x1p54    50000
129
130L=0.06
131t sincosf_cosf  0    0xffff0000    10000
132t sincosf_cosf  0x1p-14  0x1p54    50000
133t sincosf_cosf -0x1p-14 -0x1p54    50000
134
135L=0.4
136t powf  0x1p-1   0x1p1  x  0x1p-7 0x1p7   50000
137t powf  0x1p-1   0x1p1  x -0x1p-7 -0x1p7  50000
138t powf  0x1p-70 0x1p70  x  0x1p-1 0x1p1   50000
139t powf  0x1p-70 0x1p70  x  -0x1p-1 -0x1p1 50000
140t powf  0x1.ep-1 0x1.1p0 x  0x1p8 0x1p14  50000
141t powf  0x1.ep-1 0x1.1p0 x -0x1p8 -0x1p14 50000
142
143L=0.6
144Ldir=0.9
145t erff  0      0xffff0000 10000
146t erff  0x1p-127  0x1p-26 40000
147t erff -0x1p-127 -0x1p-26 40000
148t erff  0x1p-26   0x1p3   40000
149t erff -0x1p-26  -0x1p3   40000
150t erff  0         inf     40000
151Ldir=0.5
152
153done
154
155# vector functions
156
157Ldir=0.5
158r='n'
159flags="${ULPFLAGS:--q}"
160
161range_exp='
162  0 0xffff000000000000 10000
163  0x1p-6     0x1p6     400000
164 -0x1p-6    -0x1p6     400000
165  633.3      733.3     10000
166 -633.3     -777.3     10000
167'
168
169range_log='
170  0 0xffff000000000000 10000
171  0x1p-4     0x1p4     400000
172  0          inf       400000
173'
174
175range_pow='
176 0x1p-1   0x1p1  x  0x1p-10 0x1p10   50000
177 0x1p-1   0x1p1  x -0x1p-10 -0x1p10  50000
178 0x1p-500 0x1p500  x  0x1p-1 0x1p1   50000
179 0x1p-500 0x1p500  x  -0x1p-1 -0x1p1 50000
180 0x1.ep-1 0x1.1p0 x  0x1p8 0x1p16    50000
181 0x1.ep-1 0x1.1p0 x -0x1p8 -0x1p16   50000
182'
183
184range_sin='
185  0       0x1p23     500000
186 -0      -0x1p23     500000
187  0x1p23  inf        10000
188 -0x1p23 -inf        10000
189'
190range_cos="$range_sin"
191
192range_expf='
193  0    0xffff0000    10000
194  0x1p-14   0x1p8    500000
195 -0x1p-14  -0x1p8    500000
196'
197
198range_expf_1u="$range_expf"
199range_exp2f="$range_expf"
200range_exp2f_1u="$range_expf"
201
202range_logf='
203 0    0xffff0000    10000
204 0x1p-4    0x1p4    500000
205'
206
207range_sinf='
208  0        0x1p20   500000
209 -0       -0x1p20   500000
210  0x1p20   inf      10000
211 -0x1p20  -inf      10000
212'
213range_cosf="$range_sinf"
214
215range_powf='
216 0x1p-1   0x1p1  x  0x1p-7 0x1p7   50000
217 0x1p-1   0x1p1  x -0x1p-7 -0x1p7  50000
218 0x1p-70 0x1p70  x  0x1p-1 0x1p1   50000
219 0x1p-70 0x1p70  x  -0x1p-1 -0x1p1 50000
220 0x1.ep-1 0x1.1p0 x  0x1p8 0x1p14  50000
221 0x1.ep-1 0x1.1p0 x -0x1p8 -0x1p14 50000
222'
223
224# error limits
225L_exp=1.9
226L_log=1.2
227L_pow=0.05
228L_sin=3.0
229L_cos=3.0
230L_expf=1.49
231L_expf_1u=0.4
232L_exp2f=1.49
233L_exp2f_1u=0.4
234L_logf=2.9
235L_sinf=1.4
236L_cosf=1.4
237L_powf=2.1
238
239while read G F D
240do
241	case "$G" in \#*) continue ;; esac
242	eval range="\${range_$G}"
243	eval L="\${L_$G}"
244	while read X
245	do
246		[ -n "$X" ] || continue
247		case "$X" in \#*) continue ;; esac
248		disable_fenv=""
249		if [ -z "$WANT_SIMD_EXCEPT" ] || [ $WANT_SIMD_EXCEPT -eq 0 ]; then
250			# If library was built with SIMD exceptions
251			# disabled, disable fenv checking in ulp
252			# tool. Otherwise, fenv checking may still be
253			# disabled by adding -f to the end of the run
254			# line.
255			disable_fenv="-f"
256		fi
257		t $D $disable_fenv $F $X
258	done << EOF
259$range
260
261EOF
262done << EOF
263# group symbol run
264exp       _ZGVnN2v_exp
265log       _ZGVnN2v_log
266pow       _ZGVnN2vv_pow      -f
267sin       _ZGVnN2v_sin       -z
268cos       _ZGVnN2v_cos
269expf      _ZGVnN4v_expf
270expf_1u   _ZGVnN4v_expf_1u   -f
271exp2f     _ZGVnN4v_exp2f
272exp2f_1u  _ZGVnN4v_exp2f_1u  -f
273logf      _ZGVnN4v_logf
274sinf      _ZGVnN4v_sinf      -z
275cosf      _ZGVnN4v_cosf
276powf      _ZGVnN4vv_powf     -f
277EOF
278
279[ 0 -eq $FAIL ] || {
280	echo "FAILED $FAIL PASSED $PASS"
281	exit 1
282}
283