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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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 |
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288 assertTrue(%HasFastSmiElements(a4)); | 288 assertTrue(%HasFastSmiElements(a4)); |
289 assertEquals([1,1,2,3], a4); | 289 assertEquals([1,1,2,3], a4); |
290 a4 = [1,2,3]; | 290 a4 = [1,2,3]; |
291 a4.unshift(1.1); | 291 a4.unshift(1.1); |
292 // TODO(verwaest): We'll want to support double unshifting as well. | 292 // TODO(verwaest): We'll want to support double unshifting as well. |
293 // assertTrue(%HasFastDoubleElements(a4)); | 293 // assertTrue(%HasFastDoubleElements(a4)); |
294 assertTrue(%HasFastObjectElements(a4)); | 294 assertTrue(%HasFastObjectElements(a4)); |
295 assertEquals([1.1,1,2,3], a4); | 295 assertEquals([1.1,1,2,3], a4); |
296 a4 = [1.1,2,3]; | 296 a4 = [1.1,2,3]; |
297 a4.unshift(1); | 297 a4.unshift(1); |
298 // assertTrue(%HasFastDoubleElements(a4)); | 298 assertTrue(%HasFastDoubleElements(a4)); |
rafaelw
2014/06/22 23:59:19
It looks like this is actually the preferred backi
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299 assertTrue(%HasFastObjectElements(a4)); | |
300 assertEquals([1,1.1,2,3], a4); | 299 assertEquals([1,1.1,2,3], a4); |
301 a4 = [{},2,3]; | 300 a4 = [{},2,3]; |
302 a4.unshift(1); | 301 a4.unshift(1); |
303 assertTrue(%HasFastObjectElements(a4)); | 302 assertTrue(%HasFastObjectElements(a4)); |
304 assertEquals([1,{},2,3], a4); | 303 assertEquals([1,{},2,3], a4); |
305 a4 = [{},2,3]; | 304 a4 = [{},2,3]; |
306 a4.unshift(1.1); | 305 a4.unshift(1.1); |
307 assertTrue(%HasFastObjectElements(a4)); | 306 assertTrue(%HasFastObjectElements(a4)); |
308 assertEquals([1.1,{},2,3], a4); | 307 assertEquals([1.1,{},2,3], a4); |
309 } | 308 } |
310 | 309 |
311 if (support_smi_only_arrays) { | 310 if (support_smi_only_arrays) { |
312 for (var i = 0; i < 3; i++) { | 311 for (var i = 0; i < 3; i++) { |
313 array_natives_test(); | 312 array_natives_test(); |
314 } | 313 } |
315 %OptimizeFunctionOnNextCall(array_natives_test); | 314 %OptimizeFunctionOnNextCall(array_natives_test); |
316 array_natives_test(); | 315 array_natives_test(); |
317 } | 316 } |
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