Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame^] | 1 | // Copyright 2015 the V8 project authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | // Flags: --expose-wasm |
| 6 | |
| 7 | load("test/mjsunit/wasm/wasm-constants.js"); |
| 8 | |
| 9 | function runSelect2(module, which, a, b) { |
| 10 | assertEquals(which == 0 ? a : b, module.select(a, b)); |
| 11 | } |
| 12 | |
| 13 | function testSelect2(type) { |
| 14 | var kBodySize = 2; |
| 15 | var kNameOffset = 21 + kBodySize + 1; |
| 16 | |
| 17 | for (var which = 0; which < 2; which++) { |
| 18 | print("type = " + type + ", which = " + which); |
| 19 | |
| 20 | var data = bytes( |
| 21 | // -- memory |
| 22 | kDeclMemory, |
| 23 | 12, 12, 1, // memory |
| 24 | // -- signatures |
| 25 | kDeclSignatures, 1, |
| 26 | 2, type, type, type, // signature: (t,t)->t |
| 27 | // -- select |
| 28 | kDeclFunctions, 1, |
| 29 | kDeclFunctionName | kDeclFunctionExport, |
| 30 | 0, 0, |
| 31 | kNameOffset, 0, 0, 0, // name offset |
| 32 | kBodySize, 0, // body size |
| 33 | kExprGetLocal, which, // -- |
| 34 | kDeclEnd, |
| 35 | 's','e','l','e','c','t',0 // name |
| 36 | ); |
| 37 | |
| 38 | var module = _WASMEXP_.instantiateModule(data); |
| 39 | |
| 40 | assertEquals("function", typeof module.select); |
| 41 | runSelect2(module, which, 99, 97); |
| 42 | runSelect2(module, which, -99, -97); |
| 43 | |
| 44 | if (type != kAstF32) { |
| 45 | runSelect2(module, which, 0x80000000 | 0, 0x7fffffff | 0); |
| 46 | runSelect2(module, which, 0x80000001 | 0, 0x7ffffffe | 0); |
| 47 | runSelect2(module, which, 0xffffffff | 0, 0xfffffffe | 0); |
| 48 | runSelect2(module, which, -2147483647, 2147483646); |
| 49 | runSelect2(module, which, -2147483646, 2147483645); |
| 50 | runSelect2(module, which, -2147483648, 2147483647); |
| 51 | } |
| 52 | |
| 53 | if (type != kAstI32 && type != kAstI64) { |
| 54 | runSelect2(module, which, -1.25, 5.25); |
| 55 | runSelect2(module, which, Infinity, -Infinity); |
| 56 | } |
| 57 | } |
| 58 | } |
| 59 | |
| 60 | |
| 61 | testSelect2(kAstI32); |
| 62 | testSelect2(kAstF32); |
| 63 | testSelect2(kAstF64); |
| 64 | |
| 65 | |
| 66 | function runSelect10(module, which, a, b) { |
| 67 | var x = -1; |
| 68 | |
| 69 | var result = [ |
| 70 | module.select(a, b, x, x, x, x, x, x, x, x), |
| 71 | module.select(x, a, b, x, x, x, x, x, x, x), |
| 72 | module.select(x, x, a, b, x, x, x, x, x, x), |
| 73 | module.select(x, x, x, a, b, x, x, x, x, x), |
| 74 | module.select(x, x, x, x, a, b, x, x, x, x), |
| 75 | module.select(x, x, x, x, x, a, b, x, x, x), |
| 76 | module.select(x, x, x, x, x, x, a, b, x, x), |
| 77 | module.select(x, x, x, x, x, x, x, a, b, x), |
| 78 | module.select(x, x, x, x, x, x, x, x, a, b), |
| 79 | module.select(x, x, x, x, x, x, x, x, x, a) |
| 80 | ]; |
| 81 | |
| 82 | for (var i = 0; i < 10; i++) { |
| 83 | if (which == i) assertEquals(a, result[i]); |
| 84 | else if (which == i+1) assertEquals(b, result[i]); |
| 85 | else assertEquals(x, result[i]); |
| 86 | } |
| 87 | } |
| 88 | |
| 89 | function testSelect10(type) { |
| 90 | var kBodySize = 2; |
| 91 | var kNameOffset = 29 + kBodySize + 1; |
| 92 | |
| 93 | for (var which = 0; which < 10; which++) { |
| 94 | print("type = " + type + ", which = " + which); |
| 95 | |
| 96 | var t = type; |
| 97 | var data = bytes( |
| 98 | kDeclMemory, |
| 99 | 12, 12, 1, // memory |
| 100 | // signatures |
| 101 | kDeclSignatures, 1, |
| 102 | 10, t,t,t,t,t,t,t,t,t,t,t, // (tx10)->t |
| 103 | // main function |
| 104 | kDeclFunctions, 1, |
| 105 | kDeclFunctionName | kDeclFunctionExport, |
| 106 | 0, 0, |
| 107 | kNameOffset, 0, 0, 0, // name offset |
| 108 | kBodySize, 0, // body size |
| 109 | kExprGetLocal, which, // -- |
| 110 | kDeclEnd, |
| 111 | 's','e','l','e','c','t',0 // name |
| 112 | ); |
| 113 | |
| 114 | var module = _WASMEXP_.instantiateModule(data); |
| 115 | |
| 116 | assertEquals("function", typeof module.select); |
| 117 | runSelect10(module, which, 99, 97); |
| 118 | runSelect10(module, which, -99, -97); |
| 119 | |
| 120 | if (type != kAstF32) { |
| 121 | runSelect10(module, which, 0x80000000 | 0, 0x7fffffff | 0); |
| 122 | runSelect10(module, which, 0x80000001 | 0, 0x7ffffffe | 0); |
| 123 | runSelect10(module, which, 0xffffffff | 0, 0xfffffffe | 0); |
| 124 | runSelect10(module, which, -2147483647, 2147483646); |
| 125 | runSelect10(module, which, -2147483646, 2147483645); |
| 126 | runSelect10(module, which, -2147483648, 2147483647); |
| 127 | } |
| 128 | |
| 129 | if (type != kAstI32 && type != kAstI64) { |
| 130 | runSelect10(module, which, -1.25, 5.25); |
| 131 | runSelect10(module, which, Infinity, -Infinity); |
| 132 | } |
| 133 | } |
| 134 | } |
| 135 | |
| 136 | |
| 137 | testSelect10(kAstI32); |
| 138 | testSelect10(kAstF32); |
| 139 | testSelect10(kAstF64); |