xref: /openbmc/qemu/tests/tcg/xtensa/test_lsc.S (revision c418f935)
1#include "macros.inc"
2#include "fpu.h"
3
4test_suite lsc
5
6#if XCHAL_HAVE_FP
7
8test lsi
9    movi    a2, 1
10    wsr     a2, cpenable
11
12    movi    a2, 1f
13    lsi     f1, a2, 4
14#if DFPU
15    lsi     f2, a2, 8
16    lsip    f0, a2, 8
17#else
18    lsi     f0, a2, 0
19    lsiu    f2, a2, 8
20#endif
21    movi    a3, 1f + 8
22    assert  eq, a2, a3
23    rfr     a2, f0
24    movi    a3, 0x3f800000
25    assert  eq, a2, a3
26    rfr     a2, f1
27    movi    a3, 0x40000000
28    assert  eq, a2, a3
29    rfr     a2, f2
30    movi    a3, 0x40400000
31    assert  eq, a2, a3
32.data
33    .align  4
341:
35.float 1, 2, 3
36.text
37test_end
38
39test ssi
40    movi    a2, 1f
41    movi    a3, 0x40800000
42    wfr     f3, a3
43    movi    a3, 0x40a00000
44    wfr     f4, a3
45    movi    a3, 0x40c00000
46    wfr     f5, a3
47    ssi     f4, a2, 4
48#if DFPU
49    ssi     f5, a2, 8
50    ssip    f3, a2, 8
51#else
52    ssi     f3, a2, 0
53    ssiu    f5, a2, 8
54#endif
55    movi    a3, 1f + 8
56    assert  eq, a2, a3
57    l32i    a4, a2, -8
58    movi    a3, 0x40800000
59    assert  eq, a4, a3
60    l32i    a4, a2, -4
61    movi    a3, 0x40a00000
62    assert  eq, a4, a3
63    l32i    a4, a2, 0
64    movi    a3, 0x40c00000
65    assert  eq, a4, a3
66.data
67    .align  4
681:
69.float 0, 0, 0
70.text
71test_end
72
73test lsx
74    movi    a2, 1f
75    movi    a3, 0
76    movi    a4, 4
77    movi    a5, 8
78    lsx     f7, a2, a4
79#if DFPU
80    lsx     f8, a2, a5
81    lsxp    f6, a2, a5
82#else
83    lsx     f6, a2, a3
84    lsxu    f8, a2, a5
85#endif
86    movi    a3, 1f + 8
87    assert  eq, a2, a3
88    rfr     a2, f6
89    movi    a3, 0x40e00000
90    assert  eq, a2, a3
91    rfr     a2, f7
92    movi    a3, 0x41000000
93    assert  eq, a2, a3
94    rfr     a2, f8
95    movi    a3, 0x41100000
96    assert  eq, a2, a3
97.data
98    .align  4
991:
100.float 7, 8, 9
101.text
102test_end
103
104test ssx
105    movi    a2, 1f
106    movi    a4, 0x41200000
107    wfr     f9, a4
108    movi    a4, 0x41300000
109    wfr     f10, a4
110    movi    a4, 0x41400000
111    wfr     f11, a4
112    movi    a3, 0
113    movi    a4, 4
114    movi    a5, 8
115    ssx     f10, a2, a4
116#if DFPU
117    ssx     f11, a2, a5
118    ssxp    f9, a2, a5
119#else
120    ssx     f9, a2, a3
121    ssxu    f11, a2, a5
122#endif
123    movi    a3, 1f + 8
124    assert  eq, a2, a3
125    l32i    a4, a2, -8
126    movi    a3, 0x41200000
127    assert  eq, a4, a3
128    l32i    a4, a2, -4
129    movi    a3, 0x41300000
130    assert  eq, a4, a3
131    l32i    a4, a2, 0
132    movi    a3, 0x41400000
133    assert  eq, a4, a3
134.data
135    .align  4
1361:
137.float 0, 0, 0
138.text
139test_end
140
141#endif
142
143#if XCHAL_HAVE_DFP
144
145#if XCHAL_HAVE_BE
146#define F64_HIGH_OFF 0
147#else
148#define F64_HIGH_OFF 4
149#endif
150
151.macro movdf fr, hi, lo
152    movi    a2, \hi
153    movi    a3, \lo
154    wfrd    \fr, a2, a3
155.endm
156
157test ldi
158    movi    a2, 1
159    wsr     a2, cpenable
160
161    movi    a2, 1f
162    ldi     f1, a2, 8
163    ldi     f2, a2, 16
164    ldip    f0, a2, 16
165    movi    a3, 1f + 16
166    assert  eq, a2, a3
167    rfrd    a2, f0
168    movi    a3, 0x3ff00000
169    assert  eq, a2, a3
170    rfrd    a2, f1
171    movi    a3, 0x40000000
172    assert  eq, a2, a3
173    rfrd    a2, f2
174    movi    a3, 0x40080000
175    assert  eq, a2, a3
176.data
177    .align  8
1781:
179.double 1, 2, 3
180.text
181test_end
182
183test sdi
184    movdf   f3, 0x40800000, 0
185    movdf   f4, 0x40a00000, 0
186    movdf   f5, 0x40c00000, 0
187    movi    a2, 1f
188    sdi     f4, a2, 8
189    sdi     f5, a2, 16
190    sdip    f3, a2, 16
191    movi    a3, 1f + 16
192    assert  eq, a2, a3
193    l32i    a4, a2, -16 + F64_HIGH_OFF
194    movi    a3, 0x40800000
195    assert  eq, a4, a3
196    l32i    a4, a2, -8 + F64_HIGH_OFF
197    movi    a3, 0x40a00000
198    assert  eq, a4, a3
199    l32i    a4, a2, F64_HIGH_OFF
200    movi    a3, 0x40c00000
201    assert  eq, a4, a3
202.data
203    .align  8
2041:
205.double 0, 0, 0
206.text
207test_end
208
209test ldx
210    movi    a2, 1f
211    movi    a3, 0
212    movi    a4, 8
213    movi    a5, 16
214    ldx     f7, a2, a4
215    ldx     f8, a2, a5
216    ldxp    f6, a2, a5
217    movi    a3, 1f + 16
218    assert  eq, a2, a3
219    rfrd    a2, f6
220    movi    a3, 0x401c0000
221    assert  eq, a2, a3
222    rfrd    a2, f7
223    movi    a3, 0x40200000
224    assert  eq, a2, a3
225    rfrd    a2, f8
226    movi    a3, 0x40220000
227    assert  eq, a2, a3
228.data
229    .align  8
2301:
231.double 7, 8, 9
232.text
233test_end
234
235test sdx
236    movdf   f9, 0x41200000, 0
237    movdf   f10, 0x41300000, 0
238    movdf   f11, 0x41400000, 0
239    movi    a2, 1f
240    movi    a3, 0
241    movi    a4, 8
242    movi    a5, 16
243    sdx     f10, a2, a4
244    sdx     f11, a2, a5
245    sdxp    f9, a2, a5
246    movi    a3, 1f + 16
247    assert  eq, a2, a3
248    l32i    a4, a2, -16 + F64_HIGH_OFF
249    movi    a3, 0x41200000
250    assert  eq, a4, a3
251    l32i    a4, a2, -8 + F64_HIGH_OFF
252    movi    a3, 0x41300000
253    assert  eq, a4, a3
254    l32i    a4, a2, F64_HIGH_OFF
255    movi    a3, 0x41400000
256    assert  eq, a4, a3
257.data
258    .align  8
2591:
260.double 0, 0, 0
261.text
262test_end
263
264#endif
265
266test_suite_end
267