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Issue 28066: Experimental: fix two issues with ARM fast (jump table) switches.... (Closed) Base URL: http://v8.googlecode.com/svn/branches/experimental/toiger/
Patch Set: '' Created 11 years, 10 months ago
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1 // Copyright 2009 the V8 project authors. All rights reserved. 1 // Copyright 2009 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
11 // with the distribution. 11 // with the distribution.
12 // * Neither the name of Google Inc. nor the names of its 12 // * Neither the name of Google Inc. nor the names of its
13 // contributors may be used to endorse or promote products derived 13 // contributors may be used to endorse or promote products derived
14 // from this software without specific prior written permission. 14 // from this software without specific prior written permission.
15 // 15 //
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 27
28 // Test comparison operations that involve one or two constant Smis. 28 // Test comparison operations that involve one or two constant smis.
29 29
30 30 function test() {
31 function foo() {
32 var i = 5; 31 var i = 5;
33 var j = 3; 32 var j = 3;
34 33
35 assertTrue( j < i ); 34 assertTrue( j < i );
36 i = 5; j = 3; 35 i = 5; j = 3;
37 assertTrue( j <= i ); 36 assertTrue( j <= i );
38 i = 5; j = 3; 37 i = 5; j = 3;
39 assertTrue( i > j ); 38 assertTrue( i > j );
40 i = 5; j = 3; 39 i = 5; j = 3;
41 assertTrue( i >= j ); 40 assertTrue( i >= j );
42 i = 5; j = 3; 41 i = 5; j = 3;
43 assertTrue( i != j ); 42 assertTrue( i != j );
44 i = 5; j = 3; 43 i = 5; j = 3;
45 assertTrue( i == i ); 44 assertTrue( i == i );
46 i = 5; j = 3; 45 i = 5; j = 3;
47 assertFalse( i < j ); 46 assertFalse( i < j );
48 i = 5; j = 3; 47 i = 5; j = 3;
49 assertFalse( i <= j ); 48 assertFalse( i <= j );
50 i = 5; j = 3; 49 i = 5; j = 3;
51 assertFalse( j > i ); 50 assertFalse( j > i );
52 i = 5; j = 3; 51 i = 5; j = 3;
53 assertFalse(j >= i ); 52 assertFalse(j >= i );
54 i = 5; j = 3; 53 i = 5; j = 3;
55 assertFalse( j == i); 54 assertFalse( j == i);
56 i = 5; j = 3; 55 i = 5; j = 3;
57 assertFalse( i != i); 56 assertFalse( i != i);
58 57
59 i = 10 * 10; 58 i = 10 * 10;
60 while ( i < 107 ) { 59 while ( i < 107 ) {
61 ++i; 60 ++i;
62 } 61 }
63 j = 21; 62 j = 21;
64 63
65
66 assertTrue( j < i ); 64 assertTrue( j < i );
67 j = 21; 65 j = 21;
68 assertTrue( j <= i ); 66 assertTrue( j <= i );
69 j = 21; 67 j = 21;
70 assertTrue( i > j ); 68 assertTrue( i > j );
71 j = 21; 69 j = 21;
72 assertTrue( i >= j ); 70 assertTrue( i >= j );
73 j = 21; 71 j = 21;
74 assertTrue( i != j ); 72 assertTrue( i != j );
75 j = 21; 73 j = 21;
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109 default: 107 default:
110 i = 2; 108 i = 2;
111 case 7: 109 case 7:
112 j = 17; 110 j = 17;
113 break; 111 break;
114 case 9: 112 case 9:
115 j = 19; 113 j = 19;
116 assertUnreachable(); 114 assertUnreachable();
117 break; 115 break;
118 } 116 }
119 assertEquals(17, j, "switch with constant value"); 117 assertEquals(17, j, "switch with constant value");
120 } 118 }
121 119
122 foo(); 120 test();
123 121
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