Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [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 testCallImport(func, check) { |
| 10 | var kBodySize = 6; |
| 11 | var kNameFunOffset = 29 + kBodySize + 1; |
| 12 | var kNameMainOffset = kNameFunOffset + 4; |
| 13 | |
| 14 | var ffi = new Object(); |
| 15 | ffi.fun = func; |
| 16 | |
| 17 | var data = bytes( |
| 18 | // signatures |
| 19 | kDeclSignatures, 1, |
| 20 | 2, kAstI32, kAstF64, kAstF64, // (f64,f64) -> int |
| 21 | // -- main function |
| 22 | kDeclFunctions, |
| 23 | 1, |
| 24 | kDeclFunctionName | kDeclFunctionExport, |
| 25 | 0, 0, |
| 26 | kNameMainOffset, 0, 0, 0, // name offset |
| 27 | kBodySize, 0, |
| 28 | // main body |
| 29 | kExprCallImport, 0, // -- |
| 30 | kExprGetLocal, 0, // -- |
| 31 | kExprGetLocal, 1, // -- |
| 32 | // imports |
| 33 | kDeclImportTable, |
| 34 | 1, |
| 35 | 0, 0, // sig index |
| 36 | 0, 0, 0, 0, // module name offset |
| 37 | kNameFunOffset, 0, 0, 0, // function name offset |
| 38 | // names |
| 39 | kDeclEnd, |
| 40 | 'f', 'u', 'n', 0, // -- |
| 41 | 'm', 'a', 'i', 'n', 0 // -- |
| 42 | ); |
| 43 | |
| 44 | var module = _WASMEXP_.instantiateModule(data, ffi); |
| 45 | |
| 46 | assertEquals("function", typeof module.main); |
| 47 | |
| 48 | for (var i = 0; i < 100000; i += 10003) { |
| 49 | var a = 22.5 + i, b = 10.5 + i; |
| 50 | var r = module.main(a, b); |
| 51 | check(r, a, b); |
| 52 | } |
| 53 | } |
| 54 | |
| 55 | var global = (function() { return this; })(); |
| 56 | var params = [-99, -99, -99, -99]; |
| 57 | var was_called = false; |
| 58 | var length = -1; |
| 59 | |
| 60 | function FOREIGN_SUB(a, b) { |
| 61 | print("FOREIGN_SUB(" + a + ", " + b + ")"); |
| 62 | was_called = true; |
| 63 | params[0] = this; |
| 64 | params[1] = a; |
| 65 | params[2] = b; |
| 66 | return (a - b) | 0; |
| 67 | } |
| 68 | |
| 69 | function check_FOREIGN_SUB(r, a, b) { |
| 70 | assertEquals(a - b | 0, r); |
| 71 | assertTrue(was_called); |
| 72 | // assertEquals(global, params[0]); // sloppy mode |
| 73 | assertEquals(a, params[1]); |
| 74 | assertEquals(b, params[2]); |
| 75 | was_called = false; |
| 76 | } |
| 77 | |
| 78 | testCallImport(FOREIGN_SUB, check_FOREIGN_SUB); |
| 79 | |
| 80 | |
| 81 | function FOREIGN_ABCD(a, b, c, d) { |
| 82 | print("FOREIGN_ABCD(" + a + ", " + b + ", " + c + ", " + d + ")"); |
| 83 | was_called = true; |
| 84 | params[0] = this; |
| 85 | params[1] = a; |
| 86 | params[2] = b; |
| 87 | params[3] = c; |
| 88 | params[4] = d; |
| 89 | return (a * b * 6) | 0; |
| 90 | } |
| 91 | |
| 92 | function check_FOREIGN_ABCD(r, a, b) { |
| 93 | assertEquals((a * b * 6) | 0, r); |
| 94 | assertTrue(was_called); |
| 95 | // assertEquals(global, params[0]); // sloppy mode. |
| 96 | assertEquals(a, params[1]); |
| 97 | assertEquals(b, params[2]); |
| 98 | assertEquals(undefined, params[3]); |
| 99 | assertEquals(undefined, params[4]); |
| 100 | was_called = false; |
| 101 | } |
| 102 | |
| 103 | testCallImport(FOREIGN_ABCD, check_FOREIGN_ABCD); |
| 104 | |
| 105 | function FOREIGN_ARGUMENTS0() { |
| 106 | print("FOREIGN_ARGUMENTS0"); |
| 107 | was_called = true; |
| 108 | length = arguments.length; |
| 109 | for (var i = 0; i < arguments.length; i++) { |
| 110 | params[i] = arguments[i]; |
| 111 | } |
| 112 | return (arguments[0] * arguments[1] * 7) | 0; |
| 113 | } |
| 114 | |
| 115 | function FOREIGN_ARGUMENTS1(a) { |
| 116 | print("FOREIGN_ARGUMENTS1", a); |
| 117 | was_called = true; |
| 118 | length = arguments.length; |
| 119 | for (var i = 0; i < arguments.length; i++) { |
| 120 | params[i] = arguments[i]; |
| 121 | } |
| 122 | return (arguments[0] * arguments[1] * 7) | 0; |
| 123 | } |
| 124 | |
| 125 | function FOREIGN_ARGUMENTS2(a, b) { |
| 126 | print("FOREIGN_ARGUMENTS2", a, b); |
| 127 | was_called = true; |
| 128 | length = arguments.length; |
| 129 | for (var i = 0; i < arguments.length; i++) { |
| 130 | params[i] = arguments[i]; |
| 131 | } |
| 132 | return (a * b * 7) | 0; |
| 133 | } |
| 134 | |
| 135 | function FOREIGN_ARGUMENTS3(a, b, c) { |
| 136 | print("FOREIGN_ARGUMENTS3", a, b, c); |
| 137 | was_called = true; |
| 138 | length = arguments.length; |
| 139 | for (var i = 0; i < arguments.length; i++) { |
| 140 | params[i] = arguments[i]; |
| 141 | } |
| 142 | return (a * b * 7) | 0; |
| 143 | } |
| 144 | |
| 145 | function FOREIGN_ARGUMENTS4(a, b, c, d) { |
| 146 | print("FOREIGN_ARGUMENTS4", a, b, c, d); |
| 147 | was_called = true; |
| 148 | length = arguments.length; |
| 149 | for (var i = 0; i < arguments.length; i++) { |
| 150 | params[i] = arguments[i]; |
| 151 | } |
| 152 | return (a * b * 7) | 0; |
| 153 | } |
| 154 | |
| 155 | function check_FOREIGN_ARGUMENTS(r, a, b) { |
| 156 | assertEquals((a * b * 7) | 0, r); |
| 157 | assertTrue(was_called); |
| 158 | assertEquals(2, length); |
| 159 | assertEquals(a, params[0]); |
| 160 | assertEquals(b, params[1]); |
| 161 | was_called = false; |
| 162 | } |
| 163 | |
| 164 | // Check a bunch of uses of the arguments object. |
| 165 | testCallImport(FOREIGN_ARGUMENTS0, check_FOREIGN_ARGUMENTS); |
| 166 | testCallImport(FOREIGN_ARGUMENTS1, check_FOREIGN_ARGUMENTS); |
| 167 | testCallImport(FOREIGN_ARGUMENTS2, check_FOREIGN_ARGUMENTS); |
| 168 | testCallImport(FOREIGN_ARGUMENTS3, check_FOREIGN_ARGUMENTS); |
| 169 | testCallImport(FOREIGN_ARGUMENTS4, check_FOREIGN_ARGUMENTS); |
| 170 | |
| 171 | function returnValue(val) { |
| 172 | return function(a, b) { |
| 173 | print("RETURN_VALUE ", val); |
| 174 | return val; |
| 175 | } |
| 176 | } |
| 177 | |
| 178 | |
| 179 | function checkReturn(expected) { |
| 180 | return function(r, a, b) { assertEquals(expected, r); } |
| 181 | } |
| 182 | |
| 183 | // Check that returning weird values doesn't crash |
| 184 | testCallImport(returnValue(undefined), checkReturn(0)); |
| 185 | testCallImport(returnValue(null), checkReturn(0)); |
| 186 | testCallImport(returnValue("0"), checkReturn(0)); |
| 187 | testCallImport(returnValue("-77"), checkReturn(-77)); |
| 188 | |
| 189 | var objWithValueOf = {valueOf: function() { return 198; }} |
| 190 | |
| 191 | testCallImport(returnValue(objWithValueOf), checkReturn(198)); |
| 192 | |
| 193 | |
| 194 | function testCallBinopVoid(type, func, check) { |
| 195 | var kBodySize = 10; |
| 196 | var kNameFunOffset = 28 + kBodySize + 1; |
| 197 | var kNameMainOffset = kNameFunOffset + 4; |
| 198 | |
| 199 | var ffi = new Object(); |
| 200 | |
| 201 | var passed_length = -1; |
| 202 | var passed_a = -1; |
| 203 | var passed_b = -1; |
| 204 | var args_a = -1; |
| 205 | var args_b = -1; |
| 206 | |
| 207 | ffi.fun = function(a, b) { |
| 208 | passed_length = arguments.length; |
| 209 | passed_a = a; |
| 210 | passed_b = b; |
| 211 | args_a = arguments[0]; |
| 212 | args_b = arguments[1]; |
| 213 | } |
| 214 | |
| 215 | var data = bytes( |
| 216 | // -- signatures |
| 217 | kDeclSignatures, 2, |
| 218 | 2, kAstStmt, type, type, // (type,type)->void |
| 219 | 2, kAstI32, type, type, // (type,type)->int |
| 220 | // -- foreign function |
| 221 | kDeclFunctions, 2, |
| 222 | kDeclFunctionName | kDeclFunctionImport, |
| 223 | 0, 0, // signature index |
| 224 | kNameFunOffset, 0, 0, 0, // name offset |
| 225 | // -- main function |
| 226 | kDeclFunctionName | kDeclFunctionExport, |
| 227 | 1, 0, // signature index |
| 228 | kNameMainOffset, 0, 0, 0, // name offset |
| 229 | kBodySize, 0, // body size |
| 230 | // main body |
| 231 | kExprBlock, 2, // -- |
| 232 | kExprCallFunction, 0, // -- |
| 233 | kExprGetLocal, 0, // -- |
| 234 | kExprGetLocal, 1, // -- |
| 235 | kExprI8Const, 99, // -- |
| 236 | // names |
| 237 | kDeclEnd, |
| 238 | 'f', 'u', 'n', 0, // -- |
| 239 | 'm', 'a', 'i', 'n', 0 // -- |
| 240 | ); |
| 241 | |
| 242 | var module = _WASMEXP_.instantiateModule(data, ffi); |
| 243 | |
| 244 | assertEquals("function", typeof module.main); |
| 245 | |
| 246 | print("testCallBinopVoid", type); |
| 247 | |
| 248 | for (var i = 0; i < 100000; i += 10003.1) { |
| 249 | var a = 22.5 + i, b = 10.5 + i; |
| 250 | var r = module.main(a, b); |
| 251 | assertEquals(99, r); |
| 252 | assertEquals(2, passed_length); |
| 253 | var expected_a, expected_b; |
| 254 | switch (type) { |
| 255 | case kAstI32: { |
| 256 | expected_a = a | 0; |
| 257 | expected_b = b | 0; |
| 258 | break; |
| 259 | } |
| 260 | case kAstF32: { |
| 261 | expected_a = Math.fround(a); |
| 262 | expected_b = Math.fround(b); |
| 263 | break; |
| 264 | } |
| 265 | case kAstF64: { |
| 266 | expected_a = a; |
| 267 | expected_b = b; |
| 268 | break; |
| 269 | } |
| 270 | } |
| 271 | |
| 272 | assertEquals(expected_a, args_a); |
| 273 | assertEquals(expected_b, args_b); |
| 274 | assertEquals(expected_a, passed_a); |
| 275 | assertEquals(expected_b, passed_b); |
| 276 | } |
| 277 | } |
| 278 | |
| 279 | |
| 280 | testCallBinopVoid(kAstI32); |
| 281 | // TODO testCallBinopVoid(kAstI64); |
| 282 | testCallBinopVoid(kAstF32); |
| 283 | testCallBinopVoid(kAstF64); |
| 284 | |
| 285 | |
| 286 | |
| 287 | function testCallPrint() { |
| 288 | var kBodySize = 10; |
| 289 | var kNamePrintOffset = 10 + 7 + 7 + 9 + kBodySize + 1; |
| 290 | var kNameMainOffset = kNamePrintOffset + 6; |
| 291 | |
| 292 | var ffi = new Object(); |
| 293 | ffi.print = print; |
| 294 | |
| 295 | var data = bytes( |
| 296 | // -- signatures |
| 297 | kDeclSignatures, 2, |
| 298 | 1, kAstStmt, kAstI32, // i32->void |
| 299 | 1, kAstStmt, kAstF64, // f64->int |
| 300 | kDeclFunctions, 3, |
| 301 | // -- import print i32 |
| 302 | kDeclFunctionName | kDeclFunctionImport, |
| 303 | 0, 0, // signature index |
| 304 | kNamePrintOffset, 0, 0, 0, // name offset |
| 305 | // -- import print f64 |
| 306 | kDeclFunctionName | kDeclFunctionImport, |
| 307 | 1, 0, // signature index |
| 308 | kNamePrintOffset, 0, 0, 0, // name offset |
| 309 | // -- decl main |
| 310 | kDeclFunctionName | kDeclFunctionExport, |
| 311 | 1, 0, // signature index |
| 312 | kNameMainOffset, 0, 0, 0, // name offset |
| 313 | kBodySize, 0, // body size |
| 314 | // main body |
| 315 | kExprBlock, 2, // -- |
| 316 | kExprCallFunction, 0, // -- |
| 317 | kExprI8Const, 97, // -- |
| 318 | kExprCallFunction, 1, // -- |
| 319 | kExprGetLocal, 0, // -- |
| 320 | // names |
| 321 | kDeclEnd, |
| 322 | 'p', 'r', 'i', 'n', 't', 0, // -- |
| 323 | 'm', 'a', 'i', 'n', 0 // -- |
| 324 | ); |
| 325 | |
| 326 | var module = _WASMEXP_.instantiateModule(data, ffi); |
| 327 | |
| 328 | assertEquals("function", typeof module.main); |
| 329 | |
| 330 | for (var i = -9; i < 900; i += 6.125) { |
| 331 | module.main(i); |
| 332 | } |
| 333 | } |
| 334 | |
| 335 | testCallPrint(); |
| 336 | testCallPrint(); |
| 337 | |
| 338 | |
| 339 | function testCallImport2(foo, bar, expected) { |
| 340 | var kBodySize = 5; |
| 341 | var kNameFooOffset = 37 + kBodySize + 1; |
| 342 | var kNameBarOffset = kNameFooOffset + 4; |
| 343 | var kNameMainOffset = kNameBarOffset + 4; |
| 344 | |
| 345 | var ffi = new Object(); |
| 346 | ffi.foo = foo; |
| 347 | ffi.bar = bar; |
| 348 | |
| 349 | var data = bytes( |
| 350 | // signatures |
| 351 | kDeclSignatures, 1, |
| 352 | 0, kAstI32, // void -> i32 |
| 353 | // -- main function |
| 354 | kDeclFunctions, |
| 355 | 1, |
| 356 | kDeclFunctionName | kDeclFunctionExport, |
| 357 | 0, 0, |
| 358 | kNameMainOffset, 0, 0, 0, // name offset |
| 359 | kBodySize, 0, |
| 360 | // main body |
| 361 | kExprI32Add, // -- |
| 362 | kExprCallImport, 0, // -- |
| 363 | kExprCallImport, 1, // -- |
| 364 | // imports |
| 365 | kDeclImportTable, |
| 366 | 2, |
| 367 | 0, 0, // sig index |
| 368 | 0, 0, 0, 0, // module name offset |
| 369 | kNameFooOffset, 0, 0, 0, // function name offset |
| 370 | 0, 0, // sig index |
| 371 | 0, 0, 0, 0, // module name offset |
| 372 | kNameBarOffset, 0, 0, 0, // function name offset |
| 373 | // names |
| 374 | kDeclEnd, |
| 375 | 'f', 'o', 'o', 0, // -- |
| 376 | 'b', 'a', 'r', 0, // -- |
| 377 | 'm', 'a', 'i', 'n', 0 // -- |
| 378 | ); |
| 379 | |
| 380 | var module = _WASMEXP_.instantiateModule(data, ffi); |
| 381 | |
| 382 | assertEquals("function", typeof module.main); |
| 383 | |
| 384 | assertEquals(expected, module.main()); |
| 385 | } |
| 386 | |
| 387 | testCallImport2(function() { return 33; }, function () { return 44; }, 77); |