1 // Copyright 2016, VIXL authors
2 // All rights reserved.
3 //
4 // Redistribution and use in source and binary forms, with or without
5 // modification, are permitted provided that the following conditions are met:
6 //
7 // * Redistributions of source code must retain the above copyright notice,
8 // this list of conditions and the following disclaimer.
9 // * Redistributions in binary form must reproduce the above copyright notice,
10 // this list of conditions and the following disclaimer in the documentation
11 // and/or other materials provided with the distribution.
12 // * Neither the name of ARM Limited nor the names of its contributors may be
13 // used to endorse or promote products derived from this software without
14 // specific prior written permission.
15 //
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS CONTRIBUTORS "AS IS" AND
17 // ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
20 // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
22 // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
23 // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24 // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
25 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26
27
28 // -----------------------------------------------------------------------------
29 // This file is auto generated from the
30 // test/aarch32/config/template-assembler-aarch32.cc.in template file using
31 // tools/generate_tests.py.
32 //
33 // PLEASE DO NOT EDIT.
34 // -----------------------------------------------------------------------------
35
36
37 #include "test-runner.h"
38
39 #include "test-utils.h"
40 #include "test-utils-aarch32.h"
41
42 #include "aarch32/assembler-aarch32.h"
43 #include "aarch32/macro-assembler-aarch32.h"
44
45 #define BUF_SIZE (4096)
46
47 namespace vixl {
48 namespace aarch32 {
49
50 // List of instruction mnemonics.
51 #define FOREACH_INSTRUCTION(M) M(add)
52
53
54 // The following definitions are defined again in each generated test, therefore
55 // we need to place them in an anomymous namespace. It expresses that they are
56 // local to this file only, and the compiler is not allowed to share these types
57 // across test files during template instantiation. Specifically, `Operands` has
58 // various layouts across generated tests so it absolutely cannot be shared.
59
60 #ifdef VIXL_INCLUDE_TARGET_T32
61 namespace {
62
63 // Values to be passed to the assembler to produce the instruction under test.
64 struct Operands {
65 Condition cond;
66 Register rd;
67 Register rn;
68 Register rm;
69 };
70
71 // This structure contains all data needed to test one specific
72 // instruction.
73 struct TestData {
74 // The `operands` field represents what to pass to the assembler to
75 // produce the instruction.
76 Operands operands;
77 // True if we need to generate an IT instruction for this test to be valid.
78 bool in_it_block;
79 // The condition to give the IT instruction, this will be set to "al" by
80 // default.
81 Condition it_condition;
82 // Description of the operands, used for error reporting.
83 const char* operands_description;
84 // Unique identifier, used for generating traces.
85 const char* identifier;
86 };
87
88 struct TestResult {
89 size_t size;
90 const byte* encoding;
91 };
92
93 // Each element of this array produce one instruction encoding.
94 const TestData kTests[] =
95 {{{eq, r13, r13, r0}, true, eq, "eq r13 r13 r0", "eq_r13_r13_r0"},
96 {{eq, r13, r13, r1}, true, eq, "eq r13 r13 r1", "eq_r13_r13_r1"},
97 {{eq, r13, r13, r2}, true, eq, "eq r13 r13 r2", "eq_r13_r13_r2"},
98 {{eq, r13, r13, r3}, true, eq, "eq r13 r13 r3", "eq_r13_r13_r3"},
99 {{eq, r13, r13, r4}, true, eq, "eq r13 r13 r4", "eq_r13_r13_r4"},
100 {{eq, r13, r13, r5}, true, eq, "eq r13 r13 r5", "eq_r13_r13_r5"},
101 {{eq, r13, r13, r6}, true, eq, "eq r13 r13 r6", "eq_r13_r13_r6"},
102 {{eq, r13, r13, r7}, true, eq, "eq r13 r13 r7", "eq_r13_r13_r7"},
103 {{eq, r13, r13, r8}, true, eq, "eq r13 r13 r8", "eq_r13_r13_r8"},
104 {{eq, r13, r13, r9}, true, eq, "eq r13 r13 r9", "eq_r13_r13_r9"},
105 {{eq, r13, r13, r10}, true, eq, "eq r13 r13 r10", "eq_r13_r13_r10"},
106 {{eq, r13, r13, r11}, true, eq, "eq r13 r13 r11", "eq_r13_r13_r11"},
107 {{eq, r13, r13, r12}, true, eq, "eq r13 r13 r12", "eq_r13_r13_r12"},
108 {{eq, r13, r13, r13}, true, eq, "eq r13 r13 r13", "eq_r13_r13_r13"},
109 {{eq, r13, r13, r14}, true, eq, "eq r13 r13 r14", "eq_r13_r13_r14"},
110 {{ne, r13, r13, r0}, true, ne, "ne r13 r13 r0", "ne_r13_r13_r0"},
111 {{ne, r13, r13, r1}, true, ne, "ne r13 r13 r1", "ne_r13_r13_r1"},
112 {{ne, r13, r13, r2}, true, ne, "ne r13 r13 r2", "ne_r13_r13_r2"},
113 {{ne, r13, r13, r3}, true, ne, "ne r13 r13 r3", "ne_r13_r13_r3"},
114 {{ne, r13, r13, r4}, true, ne, "ne r13 r13 r4", "ne_r13_r13_r4"},
115 {{ne, r13, r13, r5}, true, ne, "ne r13 r13 r5", "ne_r13_r13_r5"},
116 {{ne, r13, r13, r6}, true, ne, "ne r13 r13 r6", "ne_r13_r13_r6"},
117 {{ne, r13, r13, r7}, true, ne, "ne r13 r13 r7", "ne_r13_r13_r7"},
118 {{ne, r13, r13, r8}, true, ne, "ne r13 r13 r8", "ne_r13_r13_r8"},
119 {{ne, r13, r13, r9}, true, ne, "ne r13 r13 r9", "ne_r13_r13_r9"},
120 {{ne, r13, r13, r10}, true, ne, "ne r13 r13 r10", "ne_r13_r13_r10"},
121 {{ne, r13, r13, r11}, true, ne, "ne r13 r13 r11", "ne_r13_r13_r11"},
122 {{ne, r13, r13, r12}, true, ne, "ne r13 r13 r12", "ne_r13_r13_r12"},
123 {{ne, r13, r13, r13}, true, ne, "ne r13 r13 r13", "ne_r13_r13_r13"},
124 {{ne, r13, r13, r14}, true, ne, "ne r13 r13 r14", "ne_r13_r13_r14"},
125 {{cs, r13, r13, r0}, true, cs, "cs r13 r13 r0", "cs_r13_r13_r0"},
126 {{cs, r13, r13, r1}, true, cs, "cs r13 r13 r1", "cs_r13_r13_r1"},
127 {{cs, r13, r13, r2}, true, cs, "cs r13 r13 r2", "cs_r13_r13_r2"},
128 {{cs, r13, r13, r3}, true, cs, "cs r13 r13 r3", "cs_r13_r13_r3"},
129 {{cs, r13, r13, r4}, true, cs, "cs r13 r13 r4", "cs_r13_r13_r4"},
130 {{cs, r13, r13, r5}, true, cs, "cs r13 r13 r5", "cs_r13_r13_r5"},
131 {{cs, r13, r13, r6}, true, cs, "cs r13 r13 r6", "cs_r13_r13_r6"},
132 {{cs, r13, r13, r7}, true, cs, "cs r13 r13 r7", "cs_r13_r13_r7"},
133 {{cs, r13, r13, r8}, true, cs, "cs r13 r13 r8", "cs_r13_r13_r8"},
134 {{cs, r13, r13, r9}, true, cs, "cs r13 r13 r9", "cs_r13_r13_r9"},
135 {{cs, r13, r13, r10}, true, cs, "cs r13 r13 r10", "cs_r13_r13_r10"},
136 {{cs, r13, r13, r11}, true, cs, "cs r13 r13 r11", "cs_r13_r13_r11"},
137 {{cs, r13, r13, r12}, true, cs, "cs r13 r13 r12", "cs_r13_r13_r12"},
138 {{cs, r13, r13, r13}, true, cs, "cs r13 r13 r13", "cs_r13_r13_r13"},
139 {{cs, r13, r13, r14}, true, cs, "cs r13 r13 r14", "cs_r13_r13_r14"},
140 {{cc, r13, r13, r0}, true, cc, "cc r13 r13 r0", "cc_r13_r13_r0"},
141 {{cc, r13, r13, r1}, true, cc, "cc r13 r13 r1", "cc_r13_r13_r1"},
142 {{cc, r13, r13, r2}, true, cc, "cc r13 r13 r2", "cc_r13_r13_r2"},
143 {{cc, r13, r13, r3}, true, cc, "cc r13 r13 r3", "cc_r13_r13_r3"},
144 {{cc, r13, r13, r4}, true, cc, "cc r13 r13 r4", "cc_r13_r13_r4"},
145 {{cc, r13, r13, r5}, true, cc, "cc r13 r13 r5", "cc_r13_r13_r5"},
146 {{cc, r13, r13, r6}, true, cc, "cc r13 r13 r6", "cc_r13_r13_r6"},
147 {{cc, r13, r13, r7}, true, cc, "cc r13 r13 r7", "cc_r13_r13_r7"},
148 {{cc, r13, r13, r8}, true, cc, "cc r13 r13 r8", "cc_r13_r13_r8"},
149 {{cc, r13, r13, r9}, true, cc, "cc r13 r13 r9", "cc_r13_r13_r9"},
150 {{cc, r13, r13, r10}, true, cc, "cc r13 r13 r10", "cc_r13_r13_r10"},
151 {{cc, r13, r13, r11}, true, cc, "cc r13 r13 r11", "cc_r13_r13_r11"},
152 {{cc, r13, r13, r12}, true, cc, "cc r13 r13 r12", "cc_r13_r13_r12"},
153 {{cc, r13, r13, r13}, true, cc, "cc r13 r13 r13", "cc_r13_r13_r13"},
154 {{cc, r13, r13, r14}, true, cc, "cc r13 r13 r14", "cc_r13_r13_r14"},
155 {{mi, r13, r13, r0}, true, mi, "mi r13 r13 r0", "mi_r13_r13_r0"},
156 {{mi, r13, r13, r1}, true, mi, "mi r13 r13 r1", "mi_r13_r13_r1"},
157 {{mi, r13, r13, r2}, true, mi, "mi r13 r13 r2", "mi_r13_r13_r2"},
158 {{mi, r13, r13, r3}, true, mi, "mi r13 r13 r3", "mi_r13_r13_r3"},
159 {{mi, r13, r13, r4}, true, mi, "mi r13 r13 r4", "mi_r13_r13_r4"},
160 {{mi, r13, r13, r5}, true, mi, "mi r13 r13 r5", "mi_r13_r13_r5"},
161 {{mi, r13, r13, r6}, true, mi, "mi r13 r13 r6", "mi_r13_r13_r6"},
162 {{mi, r13, r13, r7}, true, mi, "mi r13 r13 r7", "mi_r13_r13_r7"},
163 {{mi, r13, r13, r8}, true, mi, "mi r13 r13 r8", "mi_r13_r13_r8"},
164 {{mi, r13, r13, r9}, true, mi, "mi r13 r13 r9", "mi_r13_r13_r9"},
165 {{mi, r13, r13, r10}, true, mi, "mi r13 r13 r10", "mi_r13_r13_r10"},
166 {{mi, r13, r13, r11}, true, mi, "mi r13 r13 r11", "mi_r13_r13_r11"},
167 {{mi, r13, r13, r12}, true, mi, "mi r13 r13 r12", "mi_r13_r13_r12"},
168 {{mi, r13, r13, r13}, true, mi, "mi r13 r13 r13", "mi_r13_r13_r13"},
169 {{mi, r13, r13, r14}, true, mi, "mi r13 r13 r14", "mi_r13_r13_r14"},
170 {{pl, r13, r13, r0}, true, pl, "pl r13 r13 r0", "pl_r13_r13_r0"},
171 {{pl, r13, r13, r1}, true, pl, "pl r13 r13 r1", "pl_r13_r13_r1"},
172 {{pl, r13, r13, r2}, true, pl, "pl r13 r13 r2", "pl_r13_r13_r2"},
173 {{pl, r13, r13, r3}, true, pl, "pl r13 r13 r3", "pl_r13_r13_r3"},
174 {{pl, r13, r13, r4}, true, pl, "pl r13 r13 r4", "pl_r13_r13_r4"},
175 {{pl, r13, r13, r5}, true, pl, "pl r13 r13 r5", "pl_r13_r13_r5"},
176 {{pl, r13, r13, r6}, true, pl, "pl r13 r13 r6", "pl_r13_r13_r6"},
177 {{pl, r13, r13, r7}, true, pl, "pl r13 r13 r7", "pl_r13_r13_r7"},
178 {{pl, r13, r13, r8}, true, pl, "pl r13 r13 r8", "pl_r13_r13_r8"},
179 {{pl, r13, r13, r9}, true, pl, "pl r13 r13 r9", "pl_r13_r13_r9"},
180 {{pl, r13, r13, r10}, true, pl, "pl r13 r13 r10", "pl_r13_r13_r10"},
181 {{pl, r13, r13, r11}, true, pl, "pl r13 r13 r11", "pl_r13_r13_r11"},
182 {{pl, r13, r13, r12}, true, pl, "pl r13 r13 r12", "pl_r13_r13_r12"},
183 {{pl, r13, r13, r13}, true, pl, "pl r13 r13 r13", "pl_r13_r13_r13"},
184 {{pl, r13, r13, r14}, true, pl, "pl r13 r13 r14", "pl_r13_r13_r14"},
185 {{vs, r13, r13, r0}, true, vs, "vs r13 r13 r0", "vs_r13_r13_r0"},
186 {{vs, r13, r13, r1}, true, vs, "vs r13 r13 r1", "vs_r13_r13_r1"},
187 {{vs, r13, r13, r2}, true, vs, "vs r13 r13 r2", "vs_r13_r13_r2"},
188 {{vs, r13, r13, r3}, true, vs, "vs r13 r13 r3", "vs_r13_r13_r3"},
189 {{vs, r13, r13, r4}, true, vs, "vs r13 r13 r4", "vs_r13_r13_r4"},
190 {{vs, r13, r13, r5}, true, vs, "vs r13 r13 r5", "vs_r13_r13_r5"},
191 {{vs, r13, r13, r6}, true, vs, "vs r13 r13 r6", "vs_r13_r13_r6"},
192 {{vs, r13, r13, r7}, true, vs, "vs r13 r13 r7", "vs_r13_r13_r7"},
193 {{vs, r13, r13, r8}, true, vs, "vs r13 r13 r8", "vs_r13_r13_r8"},
194 {{vs, r13, r13, r9}, true, vs, "vs r13 r13 r9", "vs_r13_r13_r9"},
195 {{vs, r13, r13, r10}, true, vs, "vs r13 r13 r10", "vs_r13_r13_r10"},
196 {{vs, r13, r13, r11}, true, vs, "vs r13 r13 r11", "vs_r13_r13_r11"},
197 {{vs, r13, r13, r12}, true, vs, "vs r13 r13 r12", "vs_r13_r13_r12"},
198 {{vs, r13, r13, r13}, true, vs, "vs r13 r13 r13", "vs_r13_r13_r13"},
199 {{vs, r13, r13, r14}, true, vs, "vs r13 r13 r14", "vs_r13_r13_r14"},
200 {{vc, r13, r13, r0}, true, vc, "vc r13 r13 r0", "vc_r13_r13_r0"},
201 {{vc, r13, r13, r1}, true, vc, "vc r13 r13 r1", "vc_r13_r13_r1"},
202 {{vc, r13, r13, r2}, true, vc, "vc r13 r13 r2", "vc_r13_r13_r2"},
203 {{vc, r13, r13, r3}, true, vc, "vc r13 r13 r3", "vc_r13_r13_r3"},
204 {{vc, r13, r13, r4}, true, vc, "vc r13 r13 r4", "vc_r13_r13_r4"},
205 {{vc, r13, r13, r5}, true, vc, "vc r13 r13 r5", "vc_r13_r13_r5"},
206 {{vc, r13, r13, r6}, true, vc, "vc r13 r13 r6", "vc_r13_r13_r6"},
207 {{vc, r13, r13, r7}, true, vc, "vc r13 r13 r7", "vc_r13_r13_r7"},
208 {{vc, r13, r13, r8}, true, vc, "vc r13 r13 r8", "vc_r13_r13_r8"},
209 {{vc, r13, r13, r9}, true, vc, "vc r13 r13 r9", "vc_r13_r13_r9"},
210 {{vc, r13, r13, r10}, true, vc, "vc r13 r13 r10", "vc_r13_r13_r10"},
211 {{vc, r13, r13, r11}, true, vc, "vc r13 r13 r11", "vc_r13_r13_r11"},
212 {{vc, r13, r13, r12}, true, vc, "vc r13 r13 r12", "vc_r13_r13_r12"},
213 {{vc, r13, r13, r13}, true, vc, "vc r13 r13 r13", "vc_r13_r13_r13"},
214 {{vc, r13, r13, r14}, true, vc, "vc r13 r13 r14", "vc_r13_r13_r14"},
215 {{hi, r13, r13, r0}, true, hi, "hi r13 r13 r0", "hi_r13_r13_r0"},
216 {{hi, r13, r13, r1}, true, hi, "hi r13 r13 r1", "hi_r13_r13_r1"},
217 {{hi, r13, r13, r2}, true, hi, "hi r13 r13 r2", "hi_r13_r13_r2"},
218 {{hi, r13, r13, r3}, true, hi, "hi r13 r13 r3", "hi_r13_r13_r3"},
219 {{hi, r13, r13, r4}, true, hi, "hi r13 r13 r4", "hi_r13_r13_r4"},
220 {{hi, r13, r13, r5}, true, hi, "hi r13 r13 r5", "hi_r13_r13_r5"},
221 {{hi, r13, r13, r6}, true, hi, "hi r13 r13 r6", "hi_r13_r13_r6"},
222 {{hi, r13, r13, r7}, true, hi, "hi r13 r13 r7", "hi_r13_r13_r7"},
223 {{hi, r13, r13, r8}, true, hi, "hi r13 r13 r8", "hi_r13_r13_r8"},
224 {{hi, r13, r13, r9}, true, hi, "hi r13 r13 r9", "hi_r13_r13_r9"},
225 {{hi, r13, r13, r10}, true, hi, "hi r13 r13 r10", "hi_r13_r13_r10"},
226 {{hi, r13, r13, r11}, true, hi, "hi r13 r13 r11", "hi_r13_r13_r11"},
227 {{hi, r13, r13, r12}, true, hi, "hi r13 r13 r12", "hi_r13_r13_r12"},
228 {{hi, r13, r13, r13}, true, hi, "hi r13 r13 r13", "hi_r13_r13_r13"},
229 {{hi, r13, r13, r14}, true, hi, "hi r13 r13 r14", "hi_r13_r13_r14"},
230 {{ls, r13, r13, r0}, true, ls, "ls r13 r13 r0", "ls_r13_r13_r0"},
231 {{ls, r13, r13, r1}, true, ls, "ls r13 r13 r1", "ls_r13_r13_r1"},
232 {{ls, r13, r13, r2}, true, ls, "ls r13 r13 r2", "ls_r13_r13_r2"},
233 {{ls, r13, r13, r3}, true, ls, "ls r13 r13 r3", "ls_r13_r13_r3"},
234 {{ls, r13, r13, r4}, true, ls, "ls r13 r13 r4", "ls_r13_r13_r4"},
235 {{ls, r13, r13, r5}, true, ls, "ls r13 r13 r5", "ls_r13_r13_r5"},
236 {{ls, r13, r13, r6}, true, ls, "ls r13 r13 r6", "ls_r13_r13_r6"},
237 {{ls, r13, r13, r7}, true, ls, "ls r13 r13 r7", "ls_r13_r13_r7"},
238 {{ls, r13, r13, r8}, true, ls, "ls r13 r13 r8", "ls_r13_r13_r8"},
239 {{ls, r13, r13, r9}, true, ls, "ls r13 r13 r9", "ls_r13_r13_r9"},
240 {{ls, r13, r13, r10}, true, ls, "ls r13 r13 r10", "ls_r13_r13_r10"},
241 {{ls, r13, r13, r11}, true, ls, "ls r13 r13 r11", "ls_r13_r13_r11"},
242 {{ls, r13, r13, r12}, true, ls, "ls r13 r13 r12", "ls_r13_r13_r12"},
243 {{ls, r13, r13, r13}, true, ls, "ls r13 r13 r13", "ls_r13_r13_r13"},
244 {{ls, r13, r13, r14}, true, ls, "ls r13 r13 r14", "ls_r13_r13_r14"},
245 {{ge, r13, r13, r0}, true, ge, "ge r13 r13 r0", "ge_r13_r13_r0"},
246 {{ge, r13, r13, r1}, true, ge, "ge r13 r13 r1", "ge_r13_r13_r1"},
247 {{ge, r13, r13, r2}, true, ge, "ge r13 r13 r2", "ge_r13_r13_r2"},
248 {{ge, r13, r13, r3}, true, ge, "ge r13 r13 r3", "ge_r13_r13_r3"},
249 {{ge, r13, r13, r4}, true, ge, "ge r13 r13 r4", "ge_r13_r13_r4"},
250 {{ge, r13, r13, r5}, true, ge, "ge r13 r13 r5", "ge_r13_r13_r5"},
251 {{ge, r13, r13, r6}, true, ge, "ge r13 r13 r6", "ge_r13_r13_r6"},
252 {{ge, r13, r13, r7}, true, ge, "ge r13 r13 r7", "ge_r13_r13_r7"},
253 {{ge, r13, r13, r8}, true, ge, "ge r13 r13 r8", "ge_r13_r13_r8"},
254 {{ge, r13, r13, r9}, true, ge, "ge r13 r13 r9", "ge_r13_r13_r9"},
255 {{ge, r13, r13, r10}, true, ge, "ge r13 r13 r10", "ge_r13_r13_r10"},
256 {{ge, r13, r13, r11}, true, ge, "ge r13 r13 r11", "ge_r13_r13_r11"},
257 {{ge, r13, r13, r12}, true, ge, "ge r13 r13 r12", "ge_r13_r13_r12"},
258 {{ge, r13, r13, r13}, true, ge, "ge r13 r13 r13", "ge_r13_r13_r13"},
259 {{ge, r13, r13, r14}, true, ge, "ge r13 r13 r14", "ge_r13_r13_r14"},
260 {{lt, r13, r13, r0}, true, lt, "lt r13 r13 r0", "lt_r13_r13_r0"},
261 {{lt, r13, r13, r1}, true, lt, "lt r13 r13 r1", "lt_r13_r13_r1"},
262 {{lt, r13, r13, r2}, true, lt, "lt r13 r13 r2", "lt_r13_r13_r2"},
263 {{lt, r13, r13, r3}, true, lt, "lt r13 r13 r3", "lt_r13_r13_r3"},
264 {{lt, r13, r13, r4}, true, lt, "lt r13 r13 r4", "lt_r13_r13_r4"},
265 {{lt, r13, r13, r5}, true, lt, "lt r13 r13 r5", "lt_r13_r13_r5"},
266 {{lt, r13, r13, r6}, true, lt, "lt r13 r13 r6", "lt_r13_r13_r6"},
267 {{lt, r13, r13, r7}, true, lt, "lt r13 r13 r7", "lt_r13_r13_r7"},
268 {{lt, r13, r13, r8}, true, lt, "lt r13 r13 r8", "lt_r13_r13_r8"},
269 {{lt, r13, r13, r9}, true, lt, "lt r13 r13 r9", "lt_r13_r13_r9"},
270 {{lt, r13, r13, r10}, true, lt, "lt r13 r13 r10", "lt_r13_r13_r10"},
271 {{lt, r13, r13, r11}, true, lt, "lt r13 r13 r11", "lt_r13_r13_r11"},
272 {{lt, r13, r13, r12}, true, lt, "lt r13 r13 r12", "lt_r13_r13_r12"},
273 {{lt, r13, r13, r13}, true, lt, "lt r13 r13 r13", "lt_r13_r13_r13"},
274 {{lt, r13, r13, r14}, true, lt, "lt r13 r13 r14", "lt_r13_r13_r14"},
275 {{gt, r13, r13, r0}, true, gt, "gt r13 r13 r0", "gt_r13_r13_r0"},
276 {{gt, r13, r13, r1}, true, gt, "gt r13 r13 r1", "gt_r13_r13_r1"},
277 {{gt, r13, r13, r2}, true, gt, "gt r13 r13 r2", "gt_r13_r13_r2"},
278 {{gt, r13, r13, r3}, true, gt, "gt r13 r13 r3", "gt_r13_r13_r3"},
279 {{gt, r13, r13, r4}, true, gt, "gt r13 r13 r4", "gt_r13_r13_r4"},
280 {{gt, r13, r13, r5}, true, gt, "gt r13 r13 r5", "gt_r13_r13_r5"},
281 {{gt, r13, r13, r6}, true, gt, "gt r13 r13 r6", "gt_r13_r13_r6"},
282 {{gt, r13, r13, r7}, true, gt, "gt r13 r13 r7", "gt_r13_r13_r7"},
283 {{gt, r13, r13, r8}, true, gt, "gt r13 r13 r8", "gt_r13_r13_r8"},
284 {{gt, r13, r13, r9}, true, gt, "gt r13 r13 r9", "gt_r13_r13_r9"},
285 {{gt, r13, r13, r10}, true, gt, "gt r13 r13 r10", "gt_r13_r13_r10"},
286 {{gt, r13, r13, r11}, true, gt, "gt r13 r13 r11", "gt_r13_r13_r11"},
287 {{gt, r13, r13, r12}, true, gt, "gt r13 r13 r12", "gt_r13_r13_r12"},
288 {{gt, r13, r13, r13}, true, gt, "gt r13 r13 r13", "gt_r13_r13_r13"},
289 {{gt, r13, r13, r14}, true, gt, "gt r13 r13 r14", "gt_r13_r13_r14"},
290 {{le, r13, r13, r0}, true, le, "le r13 r13 r0", "le_r13_r13_r0"},
291 {{le, r13, r13, r1}, true, le, "le r13 r13 r1", "le_r13_r13_r1"},
292 {{le, r13, r13, r2}, true, le, "le r13 r13 r2", "le_r13_r13_r2"},
293 {{le, r13, r13, r3}, true, le, "le r13 r13 r3", "le_r13_r13_r3"},
294 {{le, r13, r13, r4}, true, le, "le r13 r13 r4", "le_r13_r13_r4"},
295 {{le, r13, r13, r5}, true, le, "le r13 r13 r5", "le_r13_r13_r5"},
296 {{le, r13, r13, r6}, true, le, "le r13 r13 r6", "le_r13_r13_r6"},
297 {{le, r13, r13, r7}, true, le, "le r13 r13 r7", "le_r13_r13_r7"},
298 {{le, r13, r13, r8}, true, le, "le r13 r13 r8", "le_r13_r13_r8"},
299 {{le, r13, r13, r9}, true, le, "le r13 r13 r9", "le_r13_r13_r9"},
300 {{le, r13, r13, r10}, true, le, "le r13 r13 r10", "le_r13_r13_r10"},
301 {{le, r13, r13, r11}, true, le, "le r13 r13 r11", "le_r13_r13_r11"},
302 {{le, r13, r13, r12}, true, le, "le r13 r13 r12", "le_r13_r13_r12"},
303 {{le, r13, r13, r13}, true, le, "le r13 r13 r13", "le_r13_r13_r13"},
304 {{le, r13, r13, r14}, true, le, "le r13 r13 r14", "le_r13_r13_r14"}};
305
306 // These headers each contain an array of `TestResult` with the reference output
307 // values. The reference arrays are names `kReference{mnemonic}`.
308 #include "aarch32/traces/assembler-cond-rd-rn-operand-rm-t32-rd-is-rn-is-sp-in-it-block-add.h"
309
310
311 // The maximum number of errors to report in detail for each test.
312 const unsigned kErrorReportLimit = 8;
313
314 typedef void (MacroAssembler::*Fn)(Condition cond,
315 Register rd,
316 Register rn,
317 const Operand& op);
318
TestHelper(Fn instruction,const char * mnemonic,const TestResult reference[])319 void TestHelper(Fn instruction,
320 const char* mnemonic,
321 const TestResult reference[]) {
322 unsigned total_error_count = 0;
323 MacroAssembler masm(BUF_SIZE);
324
325 masm.UseT32();
326
327 for (unsigned i = 0; i < ARRAY_SIZE(kTests); i++) {
328 // Values to pass to the macro-assembler.
329 Condition cond = kTests[i].operands.cond;
330 Register rd = kTests[i].operands.rd;
331 Register rn = kTests[i].operands.rn;
332 Register rm = kTests[i].operands.rm;
333 Operand op(rm);
334
335 int32_t start = masm.GetCursorOffset();
336 {
337 // We never generate more that 4 bytes, as IT instructions are only
338 // allowed for narrow encodings.
339 ExactAssemblyScope scope(&masm, 4, ExactAssemblyScope::kMaximumSize);
340 if (kTests[i].in_it_block) {
341 masm.it(kTests[i].it_condition);
342 }
343 (masm.*instruction)(cond, rd, rn, op);
344 }
345 int32_t end = masm.GetCursorOffset();
346
347 const byte* result_ptr =
348 masm.GetBuffer()->GetOffsetAddress<const byte*>(start);
349 VIXL_ASSERT(start < end);
350 uint32_t result_size = end - start;
351
352 if (Test::generate_test_trace()) {
353 // Print the result bytes.
354 printf("const byte kInstruction_%s_%s[] = {\n",
355 mnemonic,
356 kTests[i].identifier);
357 for (uint32_t j = 0; j < result_size; j++) {
358 if (j == 0) {
359 printf(" 0x%02" PRIx8, result_ptr[j]);
360 } else {
361 printf(", 0x%02" PRIx8, result_ptr[j]);
362 }
363 }
364 // This comment is meant to be used by external tools to validate
365 // the encoding. We can parse the comment to figure out what
366 // instruction this corresponds to.
367 if (kTests[i].in_it_block) {
368 printf(" // It %s; %s %s\n};\n",
369 kTests[i].it_condition.GetName(),
370 mnemonic,
371 kTests[i].operands_description);
372 } else {
373 printf(" // %s %s\n};\n", mnemonic, kTests[i].operands_description);
374 }
375 } else {
376 // Check we've emitted the exact same encoding as present in the
377 // trace file. Only print up to `kErrorReportLimit` errors.
378 if (((result_size != reference[i].size) ||
379 (memcmp(result_ptr, reference[i].encoding, reference[i].size) !=
380 0)) &&
381 (++total_error_count <= kErrorReportLimit)) {
382 printf("Error when testing \"%s\" with operands \"%s\":\n",
383 mnemonic,
384 kTests[i].operands_description);
385 printf(" Expected: ");
386 for (uint32_t j = 0; j < reference[i].size; j++) {
387 if (j == 0) {
388 printf("0x%02" PRIx8, reference[i].encoding[j]);
389 } else {
390 printf(", 0x%02" PRIx8, reference[i].encoding[j]);
391 }
392 }
393 printf("\n");
394 printf(" Found: ");
395 for (uint32_t j = 0; j < result_size; j++) {
396 if (j == 0) {
397 printf("0x%02" PRIx8, result_ptr[j]);
398 } else {
399 printf(", 0x%02" PRIx8, result_ptr[j]);
400 }
401 }
402 printf("\n");
403 }
404 }
405 }
406
407 masm.FinalizeCode();
408
409 if (Test::generate_test_trace()) {
410 // Finalize the trace file by writing the final `TestResult` array
411 // which links all generated instruction encodings.
412 printf("const TestResult kReference%s[] = {\n", mnemonic);
413 for (unsigned i = 0; i < ARRAY_SIZE(kTests); i++) {
414 printf(" {\n");
415 printf(" ARRAY_SIZE(kInstruction_%s_%s),\n",
416 mnemonic,
417 kTests[i].identifier);
418 printf(" kInstruction_%s_%s,\n", mnemonic, kTests[i].identifier);
419 printf(" },\n");
420 }
421 printf("};\n");
422 } else {
423 if (total_error_count > kErrorReportLimit) {
424 printf("%u other errors follow.\n",
425 total_error_count - kErrorReportLimit);
426 }
427 // Crash if the test failed.
428 VIXL_CHECK(total_error_count == 0);
429 }
430 }
431
432 // Instantiate tests for each instruction in the list.
433 #define TEST(mnemonic) \
434 void Test_##mnemonic() { \
435 TestHelper(&MacroAssembler::mnemonic, #mnemonic, kReference##mnemonic); \
436 } \
437 Test test_##mnemonic( \
438 "AARCH32_ASSEMBLER_COND_RD_RN_OPERAND_RM_T32_RD_IS_RN_IS_SP_IN_IT_" \
439 "BLOCK_" #mnemonic, \
440 &Test_##mnemonic);
441 FOREACH_INSTRUCTION(TEST)
442 #undef TEST
443
444 } // namespace
445 #endif
446
447 } // namespace aarch32
448 } // namespace vixl
449