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Issue 207823003: Rename A64 port to ARM64 port (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: retry Created 6 years, 9 months ago
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1 // Copyright 2013 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are met:
4 //
5 // * Redistributions of source code must retain the above copyright notice,
6 // this list of conditions and the following disclaimer.
7 // * Redistributions in binary form must reproduce the above copyright notice,
8 // this list of conditions and the following disclaimer in the documentation
9 // and/or other materials provided with the distribution.
10 // * Neither the name of ARM Limited nor the names of its contributors may be
11 // used to endorse or promote products derived from this software without
12 // specific prior written permission.
13 //
14 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS CONTRIBUTORS "AS IS" AND
15 // ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
16 // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
17 // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
18 // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
20 // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
21 // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
22 // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24
25 #include <stdlib.h>
26 #include "cctest.h"
27
28 #include "a64/decoder-a64.h"
29 #include "a64/decoder-a64-inl.h"
30 #include "a64/disasm-a64.h"
31
32 using namespace v8::internal;
33
34 TEST(FUZZ_decoder) {
35 // Feed noise into the decoder to check that it doesn't crash.
36 // 43 million = ~1% of the instruction space.
37 static const int instruction_count = 43 * 1024 * 1024;
38
39 uint16_t seed[3] = {1, 2, 3};
40 seed48(seed);
41
42 Decoder<DispatchingDecoderVisitor> decoder;
43 Instruction buffer[kInstructionSize];
44
45 for (int i = 0; i < instruction_count; i++) {
46 uint32_t instr = mrand48();
47 buffer->SetInstructionBits(instr);
48 decoder.Decode(buffer);
49 }
50 }
51
52
53 TEST(FUZZ_disasm) {
54 // Feed noise into the disassembler to check that it doesn't crash.
55 // 9 million = ~0.2% of the instruction space.
56 static const int instruction_count = 9 * 1024 * 1024;
57
58 uint16_t seed[3] = {42, 43, 44};
59 seed48(seed);
60
61 Decoder<DispatchingDecoderVisitor> decoder;
62 Disassembler disasm;
63 Instruction buffer[kInstructionSize];
64
65 decoder.AppendVisitor(&disasm);
66 for (int i = 0; i < instruction_count; i++) {
67 uint32_t instr = mrand48();
68 buffer->SetInstructionBits(instr);
69 decoder.Decode(buffer);
70 }
71 }
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