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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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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183 %OptimizeFunctionOnNextCall(test_func); | 183 %OptimizeFunctionOnNextCall(test_func); |
184 var sum = 0; | 184 var sum = 0; |
185 for (var i = 0; i < kRuns; i++) { | 185 for (var i = 0; i < kRuns; i++) { |
186 sum = test_func(array, sum); | 186 sum = test_func(array, sum); |
187 } | 187 } |
188 assertEquals(expected_result, sum); | 188 assertEquals(expected_result, sum); |
189 %DeoptimizeFunction(test_func); | 189 %DeoptimizeFunction(test_func); |
190 gc(); // Makes V8 forget about type information for test_func. | 190 gc(); // Makes V8 forget about type information for test_func. |
191 } | 191 } |
192 | 192 |
| 193 function run_bounds_test(test_func, array, expected_result) { |
| 194 assertEquals(undefined, a[kElementCount]); |
| 195 a[kElementCount] = 456; |
| 196 assertEquals(undefined, a[kElementCount]); |
| 197 assertEquals(undefined, a[kElementCount+1]); |
| 198 a[kElementCount+1] = 456; |
| 199 assertEquals(undefined, a[kElementCount+1]); |
| 200 } |
| 201 |
193 for (var t = 0; t < types.length; t++) { | 202 for (var t = 0; t < types.length; t++) { |
194 var type = types[t]; | 203 var type = types[t]; |
195 var a = new type(kElementCount); | 204 var a = new type(kElementCount); |
| 205 |
196 for (var i = 0; i < kElementCount; i++) { | 206 for (var i = 0; i < kElementCount; i++) { |
197 a[i] = i; | 207 a[i] = i; |
198 } | 208 } |
199 | 209 |
200 // Run test functions defined above. | 210 // Run test functions defined above. |
201 run_test(test_load, a, 780 * kRuns); | 211 run_test(test_load, a, 780 * kRuns); |
202 run_test(test_load_const_key, a, 3 * kRuns); | 212 run_test(test_load_const_key, a, 3 * kRuns); |
203 run_test(test_store, a, 820 * kRuns); | 213 run_test(test_store, a, 820 * kRuns); |
204 run_test(test_store_const_key, a, 6 * kRuns); | 214 run_test(test_store_const_key, a, 6 * kRuns); |
205 run_test(test_store_low_int, a, test_result_low_int[t]); | 215 run_test(test_store_low_int, a, test_result_low_int[t]); |
206 run_test(test_store_low_double, a, test_result_low_double[t]); | 216 run_test(test_store_low_double, a, test_result_low_double[t]); |
207 run_test(test_store_low_tagged, a, test_result_low_double[t]); | 217 run_test(test_store_low_tagged, a, test_result_low_double[t]); |
208 run_test(test_store_high_int, a, test_result_high_int[t]); | 218 run_test(test_store_high_int, a, test_result_high_int[t]); |
209 run_test(test_store_nan, a, test_result_nan[t]); | 219 run_test(test_store_nan, a, test_result_nan[t]); |
210 run_test(test_store_middle_double, a, test_result_middle[t]); | 220 run_test(test_store_middle_double, a, test_result_middle[t]); |
211 run_test(test_store_middle_tagged, a, test_result_middle[t]); | 221 run_test(test_store_middle_tagged, a, test_result_middle[t]); |
212 run_test(test_store_high_double, a, test_result_high_double[t]); | 222 run_test(test_store_high_double, a, test_result_high_double[t]); |
213 run_test(test_store_high_tagged, a, test_result_high_double[t]); | 223 run_test(test_store_high_tagged, a, test_result_high_double[t]); |
214 | 224 |
215 // Test the correct behavior of the |length| property (which is read-only). | 225 // Test the correct behavior of the |length| property (which is read-only). |
216 if (t != 0) { | 226 if (t != 0) { |
217 assertEquals(kElementCount, a.length); | 227 assertEquals(kElementCount, a.length); |
218 a.length = 2; | 228 a.length = 2; |
219 assertEquals(kElementCount, a.length); | 229 assertEquals(kElementCount, a.length); |
220 assertTrue(delete a.length); | 230 assertTrue(delete a.length); |
221 a.length = 2; | 231 a.length = 2; |
222 assertEquals(2, a.length); | 232 assertEquals(2, a.length); |
| 233 |
| 234 // Make sure bounds checks are handled correctly for external arrays. |
| 235 run_bounds_test(a); |
| 236 run_bounds_test(a); |
| 237 run_bounds_test(a); |
| 238 %OptimizeFunctionOnNextCall(run_bounds_test); |
| 239 run_bounds_test(a); |
| 240 %DeoptimizeFunction(run_bounds_test); |
| 241 gc(); // Makes V8 forget about type information for test_func. |
| 242 |
223 } | 243 } |
224 | 244 |
225 function array_load_set_smi_check(a) { | 245 function array_load_set_smi_check(a) { |
226 return a[0] = a[0] = 1; | 246 return a[0] = a[0] = 1; |
227 } | 247 } |
228 | 248 |
229 array_load_set_smi_check(a); | 249 array_load_set_smi_check(a); |
230 array_load_set_smi_check(0); | 250 array_load_set_smi_check(0); |
231 | 251 |
232 function array_load_set_smi_check2(a) { | 252 function array_load_set_smi_check2(a) { |
233 return a[0] = a[0] = 1; | 253 return a[0] = a[0] = 1; |
234 } | 254 } |
235 | 255 |
236 array_load_set_smi_check2(a); | 256 array_load_set_smi_check2(a); |
237 %OptimizeFunctionOnNextCall(array_load_set_smi_check2); | 257 %OptimizeFunctionOnNextCall(array_load_set_smi_check2); |
238 array_load_set_smi_check2(a); | 258 array_load_set_smi_check2(a); |
239 array_load_set_smi_check2(0); | 259 array_load_set_smi_check2(0); |
240 %DeoptimizeFunction(array_load_set_smi_check2); | 260 %DeoptimizeFunction(array_load_set_smi_check2); |
241 gc(); // Makes V8 forget about type information for array_load_set_smi_check. | 261 gc(); // Makes V8 forget about type information for array_load_set_smi_check. |
242 } | 262 } |
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