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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(movs)
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   ShiftType shift;
69   Register rs;
70 };
71 
72 // This structure contains all data needed to test one specific
73 // instruction.
74 struct TestData {
75   // The `operands` field represents what to pass to the assembler to
76   // produce the instruction.
77   Operands operands;
78   // True if we need to generate an IT instruction for this test to be valid.
79   bool in_it_block;
80   // The condition to give the IT instruction, this will be set to "al" by
81   // default.
82   Condition it_condition;
83   // Description of the operands, used for error reporting.
84   const char* operands_description;
85   // Unique identifier, used for generating traces.
86   const char* identifier;
87 };
88 
89 struct TestResult {
90   size_t size;
91   const byte* encoding;
92 };
93 
94 // Each element of this array produce one instruction encoding.
95 const TestData kTests[] =
96     {{{al, r0, r0, LSL, r0}, false, al, "al r0 r0 LSL r0", "al_r0_r0_LSL_r0"},
97      {{al, r0, r0, LSL, r1}, false, al, "al r0 r0 LSL r1", "al_r0_r0_LSL_r1"},
98      {{al, r0, r0, LSL, r2}, false, al, "al r0 r0 LSL r2", "al_r0_r0_LSL_r2"},
99      {{al, r0, r0, LSL, r3}, false, al, "al r0 r0 LSL r3", "al_r0_r0_LSL_r3"},
100      {{al, r0, r0, LSL, r4}, false, al, "al r0 r0 LSL r4", "al_r0_r0_LSL_r4"},
101      {{al, r0, r0, LSL, r5}, false, al, "al r0 r0 LSL r5", "al_r0_r0_LSL_r5"},
102      {{al, r0, r0, LSL, r6}, false, al, "al r0 r0 LSL r6", "al_r0_r0_LSL_r6"},
103      {{al, r0, r0, LSL, r7}, false, al, "al r0 r0 LSL r7", "al_r0_r0_LSL_r7"},
104      {{al, r0, r0, LSR, r0}, false, al, "al r0 r0 LSR r0", "al_r0_r0_LSR_r0"},
105      {{al, r0, r0, LSR, r1}, false, al, "al r0 r0 LSR r1", "al_r0_r0_LSR_r1"},
106      {{al, r0, r0, LSR, r2}, false, al, "al r0 r0 LSR r2", "al_r0_r0_LSR_r2"},
107      {{al, r0, r0, LSR, r3}, false, al, "al r0 r0 LSR r3", "al_r0_r0_LSR_r3"},
108      {{al, r0, r0, LSR, r4}, false, al, "al r0 r0 LSR r4", "al_r0_r0_LSR_r4"},
109      {{al, r0, r0, LSR, r5}, false, al, "al r0 r0 LSR r5", "al_r0_r0_LSR_r5"},
110      {{al, r0, r0, LSR, r6}, false, al, "al r0 r0 LSR r6", "al_r0_r0_LSR_r6"},
111      {{al, r0, r0, LSR, r7}, false, al, "al r0 r0 LSR r7", "al_r0_r0_LSR_r7"},
112      {{al, r0, r0, ASR, r0}, false, al, "al r0 r0 ASR r0", "al_r0_r0_ASR_r0"},
113      {{al, r0, r0, ASR, r1}, false, al, "al r0 r0 ASR r1", "al_r0_r0_ASR_r1"},
114      {{al, r0, r0, ASR, r2}, false, al, "al r0 r0 ASR r2", "al_r0_r0_ASR_r2"},
115      {{al, r0, r0, ASR, r3}, false, al, "al r0 r0 ASR r3", "al_r0_r0_ASR_r3"},
116      {{al, r0, r0, ASR, r4}, false, al, "al r0 r0 ASR r4", "al_r0_r0_ASR_r4"},
117      {{al, r0, r0, ASR, r5}, false, al, "al r0 r0 ASR r5", "al_r0_r0_ASR_r5"},
118      {{al, r0, r0, ASR, r6}, false, al, "al r0 r0 ASR r6", "al_r0_r0_ASR_r6"},
119      {{al, r0, r0, ASR, r7}, false, al, "al r0 r0 ASR r7", "al_r0_r0_ASR_r7"},
120      {{al, r0, r0, ROR, r0}, false, al, "al r0 r0 ROR r0", "al_r0_r0_ROR_r0"},
121      {{al, r0, r0, ROR, r1}, false, al, "al r0 r0 ROR r1", "al_r0_r0_ROR_r1"},
122      {{al, r0, r0, ROR, r2}, false, al, "al r0 r0 ROR r2", "al_r0_r0_ROR_r2"},
123      {{al, r0, r0, ROR, r3}, false, al, "al r0 r0 ROR r3", "al_r0_r0_ROR_r3"},
124      {{al, r0, r0, ROR, r4}, false, al, "al r0 r0 ROR r4", "al_r0_r0_ROR_r4"},
125      {{al, r0, r0, ROR, r5}, false, al, "al r0 r0 ROR r5", "al_r0_r0_ROR_r5"},
126      {{al, r0, r0, ROR, r6}, false, al, "al r0 r0 ROR r6", "al_r0_r0_ROR_r6"},
127      {{al, r0, r0, ROR, r7}, false, al, "al r0 r0 ROR r7", "al_r0_r0_ROR_r7"},
128      {{al, r1, r1, LSL, r0}, false, al, "al r1 r1 LSL r0", "al_r1_r1_LSL_r0"},
129      {{al, r1, r1, LSL, r1}, false, al, "al r1 r1 LSL r1", "al_r1_r1_LSL_r1"},
130      {{al, r1, r1, LSL, r2}, false, al, "al r1 r1 LSL r2", "al_r1_r1_LSL_r2"},
131      {{al, r1, r1, LSL, r3}, false, al, "al r1 r1 LSL r3", "al_r1_r1_LSL_r3"},
132      {{al, r1, r1, LSL, r4}, false, al, "al r1 r1 LSL r4", "al_r1_r1_LSL_r4"},
133      {{al, r1, r1, LSL, r5}, false, al, "al r1 r1 LSL r5", "al_r1_r1_LSL_r5"},
134      {{al, r1, r1, LSL, r6}, false, al, "al r1 r1 LSL r6", "al_r1_r1_LSL_r6"},
135      {{al, r1, r1, LSL, r7}, false, al, "al r1 r1 LSL r7", "al_r1_r1_LSL_r7"},
136      {{al, r1, r1, LSR, r0}, false, al, "al r1 r1 LSR r0", "al_r1_r1_LSR_r0"},
137      {{al, r1, r1, LSR, r1}, false, al, "al r1 r1 LSR r1", "al_r1_r1_LSR_r1"},
138      {{al, r1, r1, LSR, r2}, false, al, "al r1 r1 LSR r2", "al_r1_r1_LSR_r2"},
139      {{al, r1, r1, LSR, r3}, false, al, "al r1 r1 LSR r3", "al_r1_r1_LSR_r3"},
140      {{al, r1, r1, LSR, r4}, false, al, "al r1 r1 LSR r4", "al_r1_r1_LSR_r4"},
141      {{al, r1, r1, LSR, r5}, false, al, "al r1 r1 LSR r5", "al_r1_r1_LSR_r5"},
142      {{al, r1, r1, LSR, r6}, false, al, "al r1 r1 LSR r6", "al_r1_r1_LSR_r6"},
143      {{al, r1, r1, LSR, r7}, false, al, "al r1 r1 LSR r7", "al_r1_r1_LSR_r7"},
144      {{al, r1, r1, ASR, r0}, false, al, "al r1 r1 ASR r0", "al_r1_r1_ASR_r0"},
145      {{al, r1, r1, ASR, r1}, false, al, "al r1 r1 ASR r1", "al_r1_r1_ASR_r1"},
146      {{al, r1, r1, ASR, r2}, false, al, "al r1 r1 ASR r2", "al_r1_r1_ASR_r2"},
147      {{al, r1, r1, ASR, r3}, false, al, "al r1 r1 ASR r3", "al_r1_r1_ASR_r3"},
148      {{al, r1, r1, ASR, r4}, false, al, "al r1 r1 ASR r4", "al_r1_r1_ASR_r4"},
149      {{al, r1, r1, ASR, r5}, false, al, "al r1 r1 ASR r5", "al_r1_r1_ASR_r5"},
150      {{al, r1, r1, ASR, r6}, false, al, "al r1 r1 ASR r6", "al_r1_r1_ASR_r6"},
151      {{al, r1, r1, ASR, r7}, false, al, "al r1 r1 ASR r7", "al_r1_r1_ASR_r7"},
152      {{al, r1, r1, ROR, r0}, false, al, "al r1 r1 ROR r0", "al_r1_r1_ROR_r0"},
153      {{al, r1, r1, ROR, r1}, false, al, "al r1 r1 ROR r1", "al_r1_r1_ROR_r1"},
154      {{al, r1, r1, ROR, r2}, false, al, "al r1 r1 ROR r2", "al_r1_r1_ROR_r2"},
155      {{al, r1, r1, ROR, r3}, false, al, "al r1 r1 ROR r3", "al_r1_r1_ROR_r3"},
156      {{al, r1, r1, ROR, r4}, false, al, "al r1 r1 ROR r4", "al_r1_r1_ROR_r4"},
157      {{al, r1, r1, ROR, r5}, false, al, "al r1 r1 ROR r5", "al_r1_r1_ROR_r5"},
158      {{al, r1, r1, ROR, r6}, false, al, "al r1 r1 ROR r6", "al_r1_r1_ROR_r6"},
159      {{al, r1, r1, ROR, r7}, false, al, "al r1 r1 ROR r7", "al_r1_r1_ROR_r7"},
160      {{al, r2, r2, LSL, r0}, false, al, "al r2 r2 LSL r0", "al_r2_r2_LSL_r0"},
161      {{al, r2, r2, LSL, r1}, false, al, "al r2 r2 LSL r1", "al_r2_r2_LSL_r1"},
162      {{al, r2, r2, LSL, r2}, false, al, "al r2 r2 LSL r2", "al_r2_r2_LSL_r2"},
163      {{al, r2, r2, LSL, r3}, false, al, "al r2 r2 LSL r3", "al_r2_r2_LSL_r3"},
164      {{al, r2, r2, LSL, r4}, false, al, "al r2 r2 LSL r4", "al_r2_r2_LSL_r4"},
165      {{al, r2, r2, LSL, r5}, false, al, "al r2 r2 LSL r5", "al_r2_r2_LSL_r5"},
166      {{al, r2, r2, LSL, r6}, false, al, "al r2 r2 LSL r6", "al_r2_r2_LSL_r6"},
167      {{al, r2, r2, LSL, r7}, false, al, "al r2 r2 LSL r7", "al_r2_r2_LSL_r7"},
168      {{al, r2, r2, LSR, r0}, false, al, "al r2 r2 LSR r0", "al_r2_r2_LSR_r0"},
169      {{al, r2, r2, LSR, r1}, false, al, "al r2 r2 LSR r1", "al_r2_r2_LSR_r1"},
170      {{al, r2, r2, LSR, r2}, false, al, "al r2 r2 LSR r2", "al_r2_r2_LSR_r2"},
171      {{al, r2, r2, LSR, r3}, false, al, "al r2 r2 LSR r3", "al_r2_r2_LSR_r3"},
172      {{al, r2, r2, LSR, r4}, false, al, "al r2 r2 LSR r4", "al_r2_r2_LSR_r4"},
173      {{al, r2, r2, LSR, r5}, false, al, "al r2 r2 LSR r5", "al_r2_r2_LSR_r5"},
174      {{al, r2, r2, LSR, r6}, false, al, "al r2 r2 LSR r6", "al_r2_r2_LSR_r6"},
175      {{al, r2, r2, LSR, r7}, false, al, "al r2 r2 LSR r7", "al_r2_r2_LSR_r7"},
176      {{al, r2, r2, ASR, r0}, false, al, "al r2 r2 ASR r0", "al_r2_r2_ASR_r0"},
177      {{al, r2, r2, ASR, r1}, false, al, "al r2 r2 ASR r1", "al_r2_r2_ASR_r1"},
178      {{al, r2, r2, ASR, r2}, false, al, "al r2 r2 ASR r2", "al_r2_r2_ASR_r2"},
179      {{al, r2, r2, ASR, r3}, false, al, "al r2 r2 ASR r3", "al_r2_r2_ASR_r3"},
180      {{al, r2, r2, ASR, r4}, false, al, "al r2 r2 ASR r4", "al_r2_r2_ASR_r4"},
181      {{al, r2, r2, ASR, r5}, false, al, "al r2 r2 ASR r5", "al_r2_r2_ASR_r5"},
182      {{al, r2, r2, ASR, r6}, false, al, "al r2 r2 ASR r6", "al_r2_r2_ASR_r6"},
183      {{al, r2, r2, ASR, r7}, false, al, "al r2 r2 ASR r7", "al_r2_r2_ASR_r7"},
184      {{al, r2, r2, ROR, r0}, false, al, "al r2 r2 ROR r0", "al_r2_r2_ROR_r0"},
185      {{al, r2, r2, ROR, r1}, false, al, "al r2 r2 ROR r1", "al_r2_r2_ROR_r1"},
186      {{al, r2, r2, ROR, r2}, false, al, "al r2 r2 ROR r2", "al_r2_r2_ROR_r2"},
187      {{al, r2, r2, ROR, r3}, false, al, "al r2 r2 ROR r3", "al_r2_r2_ROR_r3"},
188      {{al, r2, r2, ROR, r4}, false, al, "al r2 r2 ROR r4", "al_r2_r2_ROR_r4"},
189      {{al, r2, r2, ROR, r5}, false, al, "al r2 r2 ROR r5", "al_r2_r2_ROR_r5"},
190      {{al, r2, r2, ROR, r6}, false, al, "al r2 r2 ROR r6", "al_r2_r2_ROR_r6"},
191      {{al, r2, r2, ROR, r7}, false, al, "al r2 r2 ROR r7", "al_r2_r2_ROR_r7"},
192      {{al, r3, r3, LSL, r0}, false, al, "al r3 r3 LSL r0", "al_r3_r3_LSL_r0"},
193      {{al, r3, r3, LSL, r1}, false, al, "al r3 r3 LSL r1", "al_r3_r3_LSL_r1"},
194      {{al, r3, r3, LSL, r2}, false, al, "al r3 r3 LSL r2", "al_r3_r3_LSL_r2"},
195      {{al, r3, r3, LSL, r3}, false, al, "al r3 r3 LSL r3", "al_r3_r3_LSL_r3"},
196      {{al, r3, r3, LSL, r4}, false, al, "al r3 r3 LSL r4", "al_r3_r3_LSL_r4"},
197      {{al, r3, r3, LSL, r5}, false, al, "al r3 r3 LSL r5", "al_r3_r3_LSL_r5"},
198      {{al, r3, r3, LSL, r6}, false, al, "al r3 r3 LSL r6", "al_r3_r3_LSL_r6"},
199      {{al, r3, r3, LSL, r7}, false, al, "al r3 r3 LSL r7", "al_r3_r3_LSL_r7"},
200      {{al, r3, r3, LSR, r0}, false, al, "al r3 r3 LSR r0", "al_r3_r3_LSR_r0"},
201      {{al, r3, r3, LSR, r1}, false, al, "al r3 r3 LSR r1", "al_r3_r3_LSR_r1"},
202      {{al, r3, r3, LSR, r2}, false, al, "al r3 r3 LSR r2", "al_r3_r3_LSR_r2"},
203      {{al, r3, r3, LSR, r3}, false, al, "al r3 r3 LSR r3", "al_r3_r3_LSR_r3"},
204      {{al, r3, r3, LSR, r4}, false, al, "al r3 r3 LSR r4", "al_r3_r3_LSR_r4"},
205      {{al, r3, r3, LSR, r5}, false, al, "al r3 r3 LSR r5", "al_r3_r3_LSR_r5"},
206      {{al, r3, r3, LSR, r6}, false, al, "al r3 r3 LSR r6", "al_r3_r3_LSR_r6"},
207      {{al, r3, r3, LSR, r7}, false, al, "al r3 r3 LSR r7", "al_r3_r3_LSR_r7"},
208      {{al, r3, r3, ASR, r0}, false, al, "al r3 r3 ASR r0", "al_r3_r3_ASR_r0"},
209      {{al, r3, r3, ASR, r1}, false, al, "al r3 r3 ASR r1", "al_r3_r3_ASR_r1"},
210      {{al, r3, r3, ASR, r2}, false, al, "al r3 r3 ASR r2", "al_r3_r3_ASR_r2"},
211      {{al, r3, r3, ASR, r3}, false, al, "al r3 r3 ASR r3", "al_r3_r3_ASR_r3"},
212      {{al, r3, r3, ASR, r4}, false, al, "al r3 r3 ASR r4", "al_r3_r3_ASR_r4"},
213      {{al, r3, r3, ASR, r5}, false, al, "al r3 r3 ASR r5", "al_r3_r3_ASR_r5"},
214      {{al, r3, r3, ASR, r6}, false, al, "al r3 r3 ASR r6", "al_r3_r3_ASR_r6"},
215      {{al, r3, r3, ASR, r7}, false, al, "al r3 r3 ASR r7", "al_r3_r3_ASR_r7"},
216      {{al, r3, r3, ROR, r0}, false, al, "al r3 r3 ROR r0", "al_r3_r3_ROR_r0"},
217      {{al, r3, r3, ROR, r1}, false, al, "al r3 r3 ROR r1", "al_r3_r3_ROR_r1"},
218      {{al, r3, r3, ROR, r2}, false, al, "al r3 r3 ROR r2", "al_r3_r3_ROR_r2"},
219      {{al, r3, r3, ROR, r3}, false, al, "al r3 r3 ROR r3", "al_r3_r3_ROR_r3"},
220      {{al, r3, r3, ROR, r4}, false, al, "al r3 r3 ROR r4", "al_r3_r3_ROR_r4"},
221      {{al, r3, r3, ROR, r5}, false, al, "al r3 r3 ROR r5", "al_r3_r3_ROR_r5"},
222      {{al, r3, r3, ROR, r6}, false, al, "al r3 r3 ROR r6", "al_r3_r3_ROR_r6"},
223      {{al, r3, r3, ROR, r7}, false, al, "al r3 r3 ROR r7", "al_r3_r3_ROR_r7"},
224      {{al, r4, r4, LSL, r0}, false, al, "al r4 r4 LSL r0", "al_r4_r4_LSL_r0"},
225      {{al, r4, r4, LSL, r1}, false, al, "al r4 r4 LSL r1", "al_r4_r4_LSL_r1"},
226      {{al, r4, r4, LSL, r2}, false, al, "al r4 r4 LSL r2", "al_r4_r4_LSL_r2"},
227      {{al, r4, r4, LSL, r3}, false, al, "al r4 r4 LSL r3", "al_r4_r4_LSL_r3"},
228      {{al, r4, r4, LSL, r4}, false, al, "al r4 r4 LSL r4", "al_r4_r4_LSL_r4"},
229      {{al, r4, r4, LSL, r5}, false, al, "al r4 r4 LSL r5", "al_r4_r4_LSL_r5"},
230      {{al, r4, r4, LSL, r6}, false, al, "al r4 r4 LSL r6", "al_r4_r4_LSL_r6"},
231      {{al, r4, r4, LSL, r7}, false, al, "al r4 r4 LSL r7", "al_r4_r4_LSL_r7"},
232      {{al, r4, r4, LSR, r0}, false, al, "al r4 r4 LSR r0", "al_r4_r4_LSR_r0"},
233      {{al, r4, r4, LSR, r1}, false, al, "al r4 r4 LSR r1", "al_r4_r4_LSR_r1"},
234      {{al, r4, r4, LSR, r2}, false, al, "al r4 r4 LSR r2", "al_r4_r4_LSR_r2"},
235      {{al, r4, r4, LSR, r3}, false, al, "al r4 r4 LSR r3", "al_r4_r4_LSR_r3"},
236      {{al, r4, r4, LSR, r4}, false, al, "al r4 r4 LSR r4", "al_r4_r4_LSR_r4"},
237      {{al, r4, r4, LSR, r5}, false, al, "al r4 r4 LSR r5", "al_r4_r4_LSR_r5"},
238      {{al, r4, r4, LSR, r6}, false, al, "al r4 r4 LSR r6", "al_r4_r4_LSR_r6"},
239      {{al, r4, r4, LSR, r7}, false, al, "al r4 r4 LSR r7", "al_r4_r4_LSR_r7"},
240      {{al, r4, r4, ASR, r0}, false, al, "al r4 r4 ASR r0", "al_r4_r4_ASR_r0"},
241      {{al, r4, r4, ASR, r1}, false, al, "al r4 r4 ASR r1", "al_r4_r4_ASR_r1"},
242      {{al, r4, r4, ASR, r2}, false, al, "al r4 r4 ASR r2", "al_r4_r4_ASR_r2"},
243      {{al, r4, r4, ASR, r3}, false, al, "al r4 r4 ASR r3", "al_r4_r4_ASR_r3"},
244      {{al, r4, r4, ASR, r4}, false, al, "al r4 r4 ASR r4", "al_r4_r4_ASR_r4"},
245      {{al, r4, r4, ASR, r5}, false, al, "al r4 r4 ASR r5", "al_r4_r4_ASR_r5"},
246      {{al, r4, r4, ASR, r6}, false, al, "al r4 r4 ASR r6", "al_r4_r4_ASR_r6"},
247      {{al, r4, r4, ASR, r7}, false, al, "al r4 r4 ASR r7", "al_r4_r4_ASR_r7"},
248      {{al, r4, r4, ROR, r0}, false, al, "al r4 r4 ROR r0", "al_r4_r4_ROR_r0"},
249      {{al, r4, r4, ROR, r1}, false, al, "al r4 r4 ROR r1", "al_r4_r4_ROR_r1"},
250      {{al, r4, r4, ROR, r2}, false, al, "al r4 r4 ROR r2", "al_r4_r4_ROR_r2"},
251      {{al, r4, r4, ROR, r3}, false, al, "al r4 r4 ROR r3", "al_r4_r4_ROR_r3"},
252      {{al, r4, r4, ROR, r4}, false, al, "al r4 r4 ROR r4", "al_r4_r4_ROR_r4"},
253      {{al, r4, r4, ROR, r5}, false, al, "al r4 r4 ROR r5", "al_r4_r4_ROR_r5"},
254      {{al, r4, r4, ROR, r6}, false, al, "al r4 r4 ROR r6", "al_r4_r4_ROR_r6"},
255      {{al, r4, r4, ROR, r7}, false, al, "al r4 r4 ROR r7", "al_r4_r4_ROR_r7"},
256      {{al, r5, r5, LSL, r0}, false, al, "al r5 r5 LSL r0", "al_r5_r5_LSL_r0"},
257      {{al, r5, r5, LSL, r1}, false, al, "al r5 r5 LSL r1", "al_r5_r5_LSL_r1"},
258      {{al, r5, r5, LSL, r2}, false, al, "al r5 r5 LSL r2", "al_r5_r5_LSL_r2"},
259      {{al, r5, r5, LSL, r3}, false, al, "al r5 r5 LSL r3", "al_r5_r5_LSL_r3"},
260      {{al, r5, r5, LSL, r4}, false, al, "al r5 r5 LSL r4", "al_r5_r5_LSL_r4"},
261      {{al, r5, r5, LSL, r5}, false, al, "al r5 r5 LSL r5", "al_r5_r5_LSL_r5"},
262      {{al, r5, r5, LSL, r6}, false, al, "al r5 r5 LSL r6", "al_r5_r5_LSL_r6"},
263      {{al, r5, r5, LSL, r7}, false, al, "al r5 r5 LSL r7", "al_r5_r5_LSL_r7"},
264      {{al, r5, r5, LSR, r0}, false, al, "al r5 r5 LSR r0", "al_r5_r5_LSR_r0"},
265      {{al, r5, r5, LSR, r1}, false, al, "al r5 r5 LSR r1", "al_r5_r5_LSR_r1"},
266      {{al, r5, r5, LSR, r2}, false, al, "al r5 r5 LSR r2", "al_r5_r5_LSR_r2"},
267      {{al, r5, r5, LSR, r3}, false, al, "al r5 r5 LSR r3", "al_r5_r5_LSR_r3"},
268      {{al, r5, r5, LSR, r4}, false, al, "al r5 r5 LSR r4", "al_r5_r5_LSR_r4"},
269      {{al, r5, r5, LSR, r5}, false, al, "al r5 r5 LSR r5", "al_r5_r5_LSR_r5"},
270      {{al, r5, r5, LSR, r6}, false, al, "al r5 r5 LSR r6", "al_r5_r5_LSR_r6"},
271      {{al, r5, r5, LSR, r7}, false, al, "al r5 r5 LSR r7", "al_r5_r5_LSR_r7"},
272      {{al, r5, r5, ASR, r0}, false, al, "al r5 r5 ASR r0", "al_r5_r5_ASR_r0"},
273      {{al, r5, r5, ASR, r1}, false, al, "al r5 r5 ASR r1", "al_r5_r5_ASR_r1"},
274      {{al, r5, r5, ASR, r2}, false, al, "al r5 r5 ASR r2", "al_r5_r5_ASR_r2"},
275      {{al, r5, r5, ASR, r3}, false, al, "al r5 r5 ASR r3", "al_r5_r5_ASR_r3"},
276      {{al, r5, r5, ASR, r4}, false, al, "al r5 r5 ASR r4", "al_r5_r5_ASR_r4"},
277      {{al, r5, r5, ASR, r5}, false, al, "al r5 r5 ASR r5", "al_r5_r5_ASR_r5"},
278      {{al, r5, r5, ASR, r6}, false, al, "al r5 r5 ASR r6", "al_r5_r5_ASR_r6"},
279      {{al, r5, r5, ASR, r7}, false, al, "al r5 r5 ASR r7", "al_r5_r5_ASR_r7"},
280      {{al, r5, r5, ROR, r0}, false, al, "al r5 r5 ROR r0", "al_r5_r5_ROR_r0"},
281      {{al, r5, r5, ROR, r1}, false, al, "al r5 r5 ROR r1", "al_r5_r5_ROR_r1"},
282      {{al, r5, r5, ROR, r2}, false, al, "al r5 r5 ROR r2", "al_r5_r5_ROR_r2"},
283      {{al, r5, r5, ROR, r3}, false, al, "al r5 r5 ROR r3", "al_r5_r5_ROR_r3"},
284      {{al, r5, r5, ROR, r4}, false, al, "al r5 r5 ROR r4", "al_r5_r5_ROR_r4"},
285      {{al, r5, r5, ROR, r5}, false, al, "al r5 r5 ROR r5", "al_r5_r5_ROR_r5"},
286      {{al, r5, r5, ROR, r6}, false, al, "al r5 r5 ROR r6", "al_r5_r5_ROR_r6"},
287      {{al, r5, r5, ROR, r7}, false, al, "al r5 r5 ROR r7", "al_r5_r5_ROR_r7"},
288      {{al, r6, r6, LSL, r0}, false, al, "al r6 r6 LSL r0", "al_r6_r6_LSL_r0"},
289      {{al, r6, r6, LSL, r1}, false, al, "al r6 r6 LSL r1", "al_r6_r6_LSL_r1"},
290      {{al, r6, r6, LSL, r2}, false, al, "al r6 r6 LSL r2", "al_r6_r6_LSL_r2"},
291      {{al, r6, r6, LSL, r3}, false, al, "al r6 r6 LSL r3", "al_r6_r6_LSL_r3"},
292      {{al, r6, r6, LSL, r4}, false, al, "al r6 r6 LSL r4", "al_r6_r6_LSL_r4"},
293      {{al, r6, r6, LSL, r5}, false, al, "al r6 r6 LSL r5", "al_r6_r6_LSL_r5"},
294      {{al, r6, r6, LSL, r6}, false, al, "al r6 r6 LSL r6", "al_r6_r6_LSL_r6"},
295      {{al, r6, r6, LSL, r7}, false, al, "al r6 r6 LSL r7", "al_r6_r6_LSL_r7"},
296      {{al, r6, r6, LSR, r0}, false, al, "al r6 r6 LSR r0", "al_r6_r6_LSR_r0"},
297      {{al, r6, r6, LSR, r1}, false, al, "al r6 r6 LSR r1", "al_r6_r6_LSR_r1"},
298      {{al, r6, r6, LSR, r2}, false, al, "al r6 r6 LSR r2", "al_r6_r6_LSR_r2"},
299      {{al, r6, r6, LSR, r3}, false, al, "al r6 r6 LSR r3", "al_r6_r6_LSR_r3"},
300      {{al, r6, r6, LSR, r4}, false, al, "al r6 r6 LSR r4", "al_r6_r6_LSR_r4"},
301      {{al, r6, r6, LSR, r5}, false, al, "al r6 r6 LSR r5", "al_r6_r6_LSR_r5"},
302      {{al, r6, r6, LSR, r6}, false, al, "al r6 r6 LSR r6", "al_r6_r6_LSR_r6"},
303      {{al, r6, r6, LSR, r7}, false, al, "al r6 r6 LSR r7", "al_r6_r6_LSR_r7"},
304      {{al, r6, r6, ASR, r0}, false, al, "al r6 r6 ASR r0", "al_r6_r6_ASR_r0"},
305      {{al, r6, r6, ASR, r1}, false, al, "al r6 r6 ASR r1", "al_r6_r6_ASR_r1"},
306      {{al, r6, r6, ASR, r2}, false, al, "al r6 r6 ASR r2", "al_r6_r6_ASR_r2"},
307      {{al, r6, r6, ASR, r3}, false, al, "al r6 r6 ASR r3", "al_r6_r6_ASR_r3"},
308      {{al, r6, r6, ASR, r4}, false, al, "al r6 r6 ASR r4", "al_r6_r6_ASR_r4"},
309      {{al, r6, r6, ASR, r5}, false, al, "al r6 r6 ASR r5", "al_r6_r6_ASR_r5"},
310      {{al, r6, r6, ASR, r6}, false, al, "al r6 r6 ASR r6", "al_r6_r6_ASR_r6"},
311      {{al, r6, r6, ASR, r7}, false, al, "al r6 r6 ASR r7", "al_r6_r6_ASR_r7"},
312      {{al, r6, r6, ROR, r0}, false, al, "al r6 r6 ROR r0", "al_r6_r6_ROR_r0"},
313      {{al, r6, r6, ROR, r1}, false, al, "al r6 r6 ROR r1", "al_r6_r6_ROR_r1"},
314      {{al, r6, r6, ROR, r2}, false, al, "al r6 r6 ROR r2", "al_r6_r6_ROR_r2"},
315      {{al, r6, r6, ROR, r3}, false, al, "al r6 r6 ROR r3", "al_r6_r6_ROR_r3"},
316      {{al, r6, r6, ROR, r4}, false, al, "al r6 r6 ROR r4", "al_r6_r6_ROR_r4"},
317      {{al, r6, r6, ROR, r5}, false, al, "al r6 r6 ROR r5", "al_r6_r6_ROR_r5"},
318      {{al, r6, r6, ROR, r6}, false, al, "al r6 r6 ROR r6", "al_r6_r6_ROR_r6"},
319      {{al, r6, r6, ROR, r7}, false, al, "al r6 r6 ROR r7", "al_r6_r6_ROR_r7"},
320      {{al, r7, r7, LSL, r0}, false, al, "al r7 r7 LSL r0", "al_r7_r7_LSL_r0"},
321      {{al, r7, r7, LSL, r1}, false, al, "al r7 r7 LSL r1", "al_r7_r7_LSL_r1"},
322      {{al, r7, r7, LSL, r2}, false, al, "al r7 r7 LSL r2", "al_r7_r7_LSL_r2"},
323      {{al, r7, r7, LSL, r3}, false, al, "al r7 r7 LSL r3", "al_r7_r7_LSL_r3"},
324      {{al, r7, r7, LSL, r4}, false, al, "al r7 r7 LSL r4", "al_r7_r7_LSL_r4"},
325      {{al, r7, r7, LSL, r5}, false, al, "al r7 r7 LSL r5", "al_r7_r7_LSL_r5"},
326      {{al, r7, r7, LSL, r6}, false, al, "al r7 r7 LSL r6", "al_r7_r7_LSL_r6"},
327      {{al, r7, r7, LSL, r7}, false, al, "al r7 r7 LSL r7", "al_r7_r7_LSL_r7"},
328      {{al, r7, r7, LSR, r0}, false, al, "al r7 r7 LSR r0", "al_r7_r7_LSR_r0"},
329      {{al, r7, r7, LSR, r1}, false, al, "al r7 r7 LSR r1", "al_r7_r7_LSR_r1"},
330      {{al, r7, r7, LSR, r2}, false, al, "al r7 r7 LSR r2", "al_r7_r7_LSR_r2"},
331      {{al, r7, r7, LSR, r3}, false, al, "al r7 r7 LSR r3", "al_r7_r7_LSR_r3"},
332      {{al, r7, r7, LSR, r4}, false, al, "al r7 r7 LSR r4", "al_r7_r7_LSR_r4"},
333      {{al, r7, r7, LSR, r5}, false, al, "al r7 r7 LSR r5", "al_r7_r7_LSR_r5"},
334      {{al, r7, r7, LSR, r6}, false, al, "al r7 r7 LSR r6", "al_r7_r7_LSR_r6"},
335      {{al, r7, r7, LSR, r7}, false, al, "al r7 r7 LSR r7", "al_r7_r7_LSR_r7"},
336      {{al, r7, r7, ASR, r0}, false, al, "al r7 r7 ASR r0", "al_r7_r7_ASR_r0"},
337      {{al, r7, r7, ASR, r1}, false, al, "al r7 r7 ASR r1", "al_r7_r7_ASR_r1"},
338      {{al, r7, r7, ASR, r2}, false, al, "al r7 r7 ASR r2", "al_r7_r7_ASR_r2"},
339      {{al, r7, r7, ASR, r3}, false, al, "al r7 r7 ASR r3", "al_r7_r7_ASR_r3"},
340      {{al, r7, r7, ASR, r4}, false, al, "al r7 r7 ASR r4", "al_r7_r7_ASR_r4"},
341      {{al, r7, r7, ASR, r5}, false, al, "al r7 r7 ASR r5", "al_r7_r7_ASR_r5"},
342      {{al, r7, r7, ASR, r6}, false, al, "al r7 r7 ASR r6", "al_r7_r7_ASR_r6"},
343      {{al, r7, r7, ASR, r7}, false, al, "al r7 r7 ASR r7", "al_r7_r7_ASR_r7"},
344      {{al, r7, r7, ROR, r0}, false, al, "al r7 r7 ROR r0", "al_r7_r7_ROR_r0"},
345      {{al, r7, r7, ROR, r1}, false, al, "al r7 r7 ROR r1", "al_r7_r7_ROR_r1"},
346      {{al, r7, r7, ROR, r2}, false, al, "al r7 r7 ROR r2", "al_r7_r7_ROR_r2"},
347      {{al, r7, r7, ROR, r3}, false, al, "al r7 r7 ROR r3", "al_r7_r7_ROR_r3"},
348      {{al, r7, r7, ROR, r4}, false, al, "al r7 r7 ROR r4", "al_r7_r7_ROR_r4"},
349      {{al, r7, r7, ROR, r5}, false, al, "al r7 r7 ROR r5", "al_r7_r7_ROR_r5"},
350      {{al, r7, r7, ROR, r6}, false, al, "al r7 r7 ROR r6", "al_r7_r7_ROR_r6"},
351      {{al, r7, r7, ROR, r7}, false, al, "al r7 r7 ROR r7", "al_r7_r7_ROR_r7"}};
352 
353 // These headers each contain an array of `TestResult` with the reference output
354 // values. The reference arrays are names `kReference{mnemonic}`.
355 #include "aarch32/traces/assembler-cond-rd-operand-rn-shift-rs-narrow-out-it-block-movs-t32.h"
356 
357 
358 // The maximum number of errors to report in detail for each test.
359 const unsigned kErrorReportLimit = 8;
360 
361 typedef void (MacroAssembler::*Fn)(Condition cond,
362                                    Register rd,
363                                    const Operand& op);
364 
TestHelper(Fn instruction,const char * mnemonic,const TestResult reference[])365 void TestHelper(Fn instruction,
366                 const char* mnemonic,
367                 const TestResult reference[]) {
368   unsigned total_error_count = 0;
369   MacroAssembler masm(BUF_SIZE);
370 
371   masm.UseT32();
372 
373   for (unsigned i = 0; i < ARRAY_SIZE(kTests); i++) {
374     // Values to pass to the macro-assembler.
375     Condition cond = kTests[i].operands.cond;
376     Register rd = kTests[i].operands.rd;
377     Register rn = kTests[i].operands.rn;
378     ShiftType shift = kTests[i].operands.shift;
379     Register rs = kTests[i].operands.rs;
380     Operand op(rn, shift, rs);
381 
382     int32_t start = masm.GetCursorOffset();
383     {
384       // We never generate more that 4 bytes, as IT instructions are only
385       // allowed for narrow encodings.
386       ExactAssemblyScope scope(&masm, 4, ExactAssemblyScope::kMaximumSize);
387       if (kTests[i].in_it_block) {
388         masm.it(kTests[i].it_condition);
389       }
390       (masm.*instruction)(cond, rd, op);
391     }
392     int32_t end = masm.GetCursorOffset();
393 
394     const byte* result_ptr =
395         masm.GetBuffer()->GetOffsetAddress<const byte*>(start);
396     VIXL_ASSERT(start < end);
397     uint32_t result_size = end - start;
398 
399     if (Test::generate_test_trace()) {
400       // Print the result bytes.
401       printf("const byte kInstruction_%s_%s[] = {\n",
402              mnemonic,
403              kTests[i].identifier);
404       for (uint32_t j = 0; j < result_size; j++) {
405         if (j == 0) {
406           printf("  0x%02" PRIx8, result_ptr[j]);
407         } else {
408           printf(", 0x%02" PRIx8, result_ptr[j]);
409         }
410       }
411       // This comment is meant to be used by external tools to validate
412       // the encoding. We can parse the comment to figure out what
413       // instruction this corresponds to.
414       if (kTests[i].in_it_block) {
415         printf(" // It %s; %s %s\n};\n",
416                kTests[i].it_condition.GetName(),
417                mnemonic,
418                kTests[i].operands_description);
419       } else {
420         printf(" // %s %s\n};\n", mnemonic, kTests[i].operands_description);
421       }
422     } else {
423       // Check we've emitted the exact same encoding as present in the
424       // trace file. Only print up to `kErrorReportLimit` errors.
425       if (((result_size != reference[i].size) ||
426            (memcmp(result_ptr, reference[i].encoding, reference[i].size) !=
427             0)) &&
428           (++total_error_count <= kErrorReportLimit)) {
429         printf("Error when testing \"%s\" with operands \"%s\":\n",
430                mnemonic,
431                kTests[i].operands_description);
432         printf("  Expected: ");
433         for (uint32_t j = 0; j < reference[i].size; j++) {
434           if (j == 0) {
435             printf("0x%02" PRIx8, reference[i].encoding[j]);
436           } else {
437             printf(", 0x%02" PRIx8, reference[i].encoding[j]);
438           }
439         }
440         printf("\n");
441         printf("  Found:    ");
442         for (uint32_t j = 0; j < result_size; j++) {
443           if (j == 0) {
444             printf("0x%02" PRIx8, result_ptr[j]);
445           } else {
446             printf(", 0x%02" PRIx8, result_ptr[j]);
447           }
448         }
449         printf("\n");
450       }
451     }
452   }
453 
454   masm.FinalizeCode();
455 
456   if (Test::generate_test_trace()) {
457     // Finalize the trace file by writing the final `TestResult` array
458     // which links all generated instruction encodings.
459     printf("const TestResult kReference%s[] = {\n", mnemonic);
460     for (unsigned i = 0; i < ARRAY_SIZE(kTests); i++) {
461       printf("  {\n");
462       printf("    ARRAY_SIZE(kInstruction_%s_%s),\n",
463              mnemonic,
464              kTests[i].identifier);
465       printf("    kInstruction_%s_%s,\n", mnemonic, kTests[i].identifier);
466       printf("  },\n");
467     }
468     printf("};\n");
469   } else {
470     if (total_error_count > kErrorReportLimit) {
471       printf("%u other errors follow.\n",
472              total_error_count - kErrorReportLimit);
473     }
474     // Crash if the test failed.
475     VIXL_CHECK(total_error_count == 0);
476   }
477 }
478 
479 // Instantiate tests for each instruction in the list.
480 #define TEST(mnemonic)                                                      \
481   void Test_##mnemonic() {                                                  \
482     TestHelper(&MacroAssembler::mnemonic, #mnemonic, kReference##mnemonic); \
483   }                                                                         \
484   Test test_##mnemonic(                                                     \
485       "AARCH32_ASSEMBLER_COND_RD_OPERAND_RN_SHIFT_RS_NARROW_OUT_IT_"        \
486       "BLOCK_" #mnemonic "_T32",                                            \
487       &Test_##mnemonic);
488 FOREACH_INSTRUCTION(TEST)
489 #undef TEST
490 
491 }  // namespace
492 #endif
493 
494 }  // namespace aarch32
495 }  // namespace vixl
496