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Max Filippov7d890b42011-09-06 03:55:57 +04001.include "macros.inc"
2
3test_suite shift
4
5.macro test_shift prefix, dst, src, v, imm
6 \prefix\()_set \dst, \src, \v, \imm
7 \prefix\()_ver \dst, \v, \imm
8.endm
9
10.macro test_shift_sd prefix, v, imm
11 test_shift \prefix, a3, a2, \v, \imm
12 test_shift \prefix, a2, a2, \v, \imm
13.endm
14
15.macro tests_imm_shift prefix, v
16 test_shift_sd \prefix, \v, 1
17 test_shift_sd \prefix, \v, 2
18 test_shift_sd \prefix, \v, 7
19 test_shift_sd \prefix, \v, 8
20 test_shift_sd \prefix, \v, 15
21 test_shift_sd \prefix, \v, 16
22 test_shift_sd \prefix, \v, 31
23.endm
24
25.macro tests_shift prefix, v
26 test_shift_sd \prefix, \v, 0
27 tests_imm_shift \prefix, \v
28 test_shift_sd \prefix, \v, 32
29.endm
30
31
32.macro slli_set dst, src, v, imm
33 movi \src, \v
34 slli \dst, \src, \imm
35.endm
36
37.macro slli_ver dst, v, imm
38 mov a2, \dst
39 movi a3, ((\v) << (\imm)) & 0xffffffff
40 assert eq, a2, a3
41.endm
42
43test slli
44 tests_imm_shift slli, 0xa3c51249
45test_end
46
47
48.macro srai_set dst, src, v, imm
49 movi \src, \v
50 srai \dst, \src, \imm
51.endm
52
53.macro srai_ver dst, v, imm
54 mov a2, \dst
55 .if (\imm)
56 movi a3, (((\v) >> (\imm)) & 0xffffffff) | \
57 ~((((\v) & 0x80000000) >> ((\imm) - 1)) - 1)
58 .else
59 movi a3, \v
60 .endif
61 assert eq, a2, a3
62.endm
63
64test srai
65 tests_imm_shift srai, 0x49a3c512
66 tests_imm_shift srai, 0xa3c51249
67test_end
68
69
70.macro srli_set dst, src, v, imm
71 movi \src, \v
72 srli \dst, \src, \imm
73.endm
74
75.macro srli_ver dst, v, imm
76 mov a2, \dst
77 movi a3, (((\v) >> (\imm)) & 0xffffffff)
78 assert eq, a2, a3
79.endm
80
81test srli
82 tests_imm_shift srli, 0x49a3c512
83 tests_imm_shift srli, 0xa3c51249
84test_end
85
86
87.macro sll_set dst, src, v, imm
88 movi a2, \imm
89 ssl a2
90 movi \src, \v
91 sll \dst, \src
92.endm
93
94.macro sll_sar_set dst, src, v, imm
95 movi a2, 32 - \imm
96 wsr a2, sar
97 movi \src, \v
98 sll \dst, \src
99.endm
100
101.macro sll_ver dst, v, imm
102 slli_ver \dst, \v, (\imm) & 0x1f
103.endm
104
105.macro sll_sar_ver dst, v, imm
106 slli_ver \dst, \v, \imm
107.endm
108
109test sll
110 tests_shift sll, 0xa3c51249
111 tests_shift sll_sar, 0xa3c51249
112test_end
113
114
115.macro srl_set dst, src, v, imm
116 movi a2, \imm
117 ssr a2
118 movi \src, \v
119 srl \dst, \src
120.endm
121
122.macro srl_sar_set dst, src, v, imm
123 movi a2, \imm
124 wsr a2, sar
125 movi \src, \v
126 srl \dst, \src
127.endm
128
129.macro srl_ver dst, v, imm
130 srli_ver \dst, \v, (\imm) & 0x1f
131.endm
132
133.macro srl_sar_ver dst, v, imm
134 srli_ver \dst, \v, \imm
135.endm
136
137test srl
138 tests_shift srl, 0xa3c51249
139 tests_shift srl_sar, 0xa3c51249
140 tests_shift srl, 0x49a3c512
141 tests_shift srl_sar, 0x49a3c512
142test_end
143
144
145.macro sra_set dst, src, v, imm
146 movi a2, \imm
147 ssr a2
148 movi \src, \v
149 sra \dst, \src
150.endm
151
152.macro sra_sar_set dst, src, v, imm
153 movi a2, \imm
154 wsr a2, sar
155 movi \src, \v
156 sra \dst, \src
157.endm
158
159.macro sra_ver dst, v, imm
160 srai_ver \dst, \v, (\imm) & 0x1f
161.endm
162
163.macro sra_sar_ver dst, v, imm
164 srai_ver \dst, \v, \imm
165.endm
166
167test sra
168 tests_shift sra, 0xa3c51249
169 tests_shift sra_sar, 0xa3c51249
170 tests_shift sra, 0x49a3c512
171 tests_shift sra_sar, 0x49a3c512
172test_end
173
174
175.macro src_set dst, src, v, imm
176 movi a2, \imm
177 ssr a2
178 movi \src, (\v) & 0xffffffff
179 movi a4, (\v) >> 32
180 src \dst, a4, \src
181.endm
182
183.macro src_sar_set dst, src, v, imm
184 movi a2, \imm
185 wsr a2, sar
186 movi \src, (\v) & 0xffffffff
187 movi a4, (\v) >> 32
188 src \dst, a4, \src
189.endm
190
191.macro src_ver dst, v, imm
192 src_sar_ver \dst, \v, (\imm) & 0x1f
193.endm
194
195.macro src_sar_ver dst, v, imm
196 mov a2, \dst
197 movi a3, ((\v) >> (\imm)) & 0xffffffff
198 assert eq, a2, a3
199.endm
200
201test src
202 tests_shift src, 0xa3c51249215c3a94
203 tests_shift src_sar, 0xa3c51249215c3a94
204test_end
205
206test_suite_end