Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(329)

Side by Side Diff: test/mjsunit/allocation-site-info.js

Issue 16453002: Removed flag optimize-constructed-arrays. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Comment fixes Created 7 years, 6 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch | Annotate | Revision Log
« no previous file with comments | « src/x64/lithium-x64.cc ('k') | test/mjsunit/array-constructor-feedback.js » ('j') | no next file with comments »
Toggle Intra-line Diffs ('i') | Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
OLDNEW
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
(...skipping 19 matching lines...) Expand all
30 30
31 // Test element kind of objects. 31 // Test element kind of objects.
32 // Since --smi-only-arrays affects builtins, its default setting at compile 32 // Since --smi-only-arrays affects builtins, its default setting at compile
33 // time sticks if built with snapshot. If --smi-only-arrays is deactivated 33 // time sticks if built with snapshot. If --smi-only-arrays is deactivated
34 // by default, only a no-snapshot build actually has smi-only arrays enabled 34 // by default, only a no-snapshot build actually has smi-only arrays enabled
35 // in this test case. Depending on whether smi-only arrays are actually 35 // in this test case. Depending on whether smi-only arrays are actually
36 // enabled, this test takes the appropriate code path to check smi-only arrays. 36 // enabled, this test takes the appropriate code path to check smi-only arrays.
37 37
38 // support_smi_only_arrays = %HasFastSmiElements(new Array(1,2,3,4,5,6,7,8)); 38 // support_smi_only_arrays = %HasFastSmiElements(new Array(1,2,3,4,5,6,7,8));
39 support_smi_only_arrays = true; 39 support_smi_only_arrays = true;
40 optimize_constructed_arrays = true;
41 40
42 if (support_smi_only_arrays) { 41 if (support_smi_only_arrays) {
43 print("Tests include smi-only arrays."); 42 print("Tests include smi-only arrays.");
44 } else { 43 } else {
45 print("Tests do NOT include smi-only arrays."); 44 print("Tests do NOT include smi-only arrays.");
46 } 45 }
47 46
48 if (optimize_constructed_arrays) {
49 print("Tests include constructed array optimizations.");
50 } else {
51 print("Tests do NOT include constructed array optimizations.");
52 }
53
54 var elements_kind = { 47 var elements_kind = {
55 fast_smi_only : 'fast smi only elements', 48 fast_smi_only : 'fast smi only elements',
56 fast : 'fast elements', 49 fast : 'fast elements',
57 fast_double : 'fast double elements', 50 fast_double : 'fast double elements',
58 dictionary : 'dictionary elements', 51 dictionary : 'dictionary elements',
59 external_byte : 'external byte elements', 52 external_byte : 'external byte elements',
60 external_unsigned_byte : 'external unsigned byte elements', 53 external_unsigned_byte : 'external unsigned byte elements',
61 external_short : 'external short elements', 54 external_short : 'external short elements',
62 external_unsigned_short : 'external unsigned short elements', 55 external_unsigned_short : 'external unsigned short elements',
63 external_int : 'external int elements', 56 external_int : 'external int elements',
(...skipping 116 matching lines...) Expand 10 before | Expand all | Expand 10 after
180 173
181 obj = fastliteralcase_smifast(1); 174 obj = fastliteralcase_smifast(1);
182 assertKind(elements_kind.fast_smi_only, obj); 175 assertKind(elements_kind.fast_smi_only, obj);
183 obj = fastliteralcase_smifast("carter"); 176 obj = fastliteralcase_smifast("carter");
184 assertKind(elements_kind.fast, obj); 177 assertKind(elements_kind.fast, obj);
185 obj = fastliteralcase_smifast(2); 178 obj = fastliteralcase_smifast(2);
186 // TODO(hpayer): bring the following assert back as soon as allocation 179 // TODO(hpayer): bring the following assert back as soon as allocation
187 // sites work again for fast literals 180 // sites work again for fast literals
188 //assertKind(elements_kind.fast, obj); 181 //assertKind(elements_kind.fast, obj);
189 182
190 if (optimize_constructed_arrays) { 183 function newarraycase_smidouble(value) {
191 function newarraycase_smidouble(value) { 184 var a = new Array();
192 var a = new Array(); 185 a[0] = value;
193 a[0] = value; 186 return a;
194 return a; 187 }
195 }
196 188
197 // Case: new Array() as allocation site, smi->double 189 // Case: new Array() as allocation site, smi->double
198 obj = newarraycase_smidouble(1); 190 obj = newarraycase_smidouble(1);
199 assertKind(elements_kind.fast_smi_only, obj); 191 assertKind(elements_kind.fast_smi_only, obj);
200 obj = newarraycase_smidouble(1.5); 192 obj = newarraycase_smidouble(1.5);
201 assertKind(elements_kind.fast_double, obj); 193 assertKind(elements_kind.fast_double, obj);
202 obj = newarraycase_smidouble(2); 194 obj = newarraycase_smidouble(2);
203 assertKind(elements_kind.fast_double, obj); 195 assertKind(elements_kind.fast_double, obj);
204 196
205 function newarraycase_smiobj(value) { 197 function newarraycase_smiobj(value) {
206 var a = new Array(); 198 var a = new Array();
207 a[0] = value; 199 a[0] = value;
208 return a; 200 return a;
209 } 201 }
210 202
211 // Case: new Array() as allocation site, smi->fast 203 // Case: new Array() as allocation site, smi->fast
212 obj = newarraycase_smiobj(1); 204 obj = newarraycase_smiobj(1);
213 assertKind(elements_kind.fast_smi_only, obj); 205 assertKind(elements_kind.fast_smi_only, obj);
214 obj = newarraycase_smiobj("gloria"); 206 obj = newarraycase_smiobj("gloria");
215 assertKind(elements_kind.fast, obj); 207 assertKind(elements_kind.fast, obj);
216 obj = newarraycase_smiobj(2); 208 obj = newarraycase_smiobj(2);
217 assertKind(elements_kind.fast, obj); 209 assertKind(elements_kind.fast, obj);
218 210
219 function newarraycase_length_smidouble(value) { 211 function newarraycase_length_smidouble(value) {
220 var a = new Array(3); 212 var a = new Array(3);
221 a[0] = value; 213 a[0] = value;
222 return a; 214 return a;
223 } 215 }
224 216
225 // Case: new Array(length) as allocation site 217 // Case: new Array(length) as allocation site
226 obj = newarraycase_length_smidouble(1); 218 obj = newarraycase_length_smidouble(1);
227 assertKind(elements_kind.fast_smi_only, obj); 219 assertKind(elements_kind.fast_smi_only, obj);
228 obj = newarraycase_length_smidouble(1.5); 220 obj = newarraycase_length_smidouble(1.5);
229 assertKind(elements_kind.fast_double, obj); 221 assertKind(elements_kind.fast_double, obj);
230 obj = newarraycase_length_smidouble(2); 222 obj = newarraycase_length_smidouble(2);
231 assertKind(elements_kind.fast_double, obj); 223 assertKind(elements_kind.fast_double, obj);
232 224
233 // Try to continue the transition to fast object, but 225 // Try to continue the transition to fast object, but
234 // we will not pretransition from double->fast, because 226 // we will not pretransition from double->fast, because
235 // it may hurt performance ("poisoning"). 227 // it may hurt performance ("poisoning").
236 obj = newarraycase_length_smidouble("coates"); 228 obj = newarraycase_length_smidouble("coates");
237 assertKind(elements_kind.fast, obj); 229 assertKind(elements_kind.fast, obj);
238 obj = newarraycase_length_smidouble(2.5); 230 obj = newarraycase_length_smidouble(2.5);
239 // However, because of optimistic transitions, we will 231 // However, because of optimistic transitions, we will
240 // transition to the most general kind of elements kind found, 232 // transition to the most general kind of elements kind found,
241 // therefore I can't count on this assert yet. 233 // therefore I can't count on this assert yet.
242 // assertKind(elements_kind.fast_double, obj); 234 // assertKind(elements_kind.fast_double, obj);
243 235
244 function newarraycase_length_smiobj(value) { 236 function newarraycase_length_smiobj(value) {
245 var a = new Array(3); 237 var a = new Array(3);
246 a[0] = value; 238 a[0] = value;
247 return a; 239 return a;
248 } 240 }
249 241
250 // Case: new Array(<length>) as allocation site, smi->fast 242 // Case: new Array(<length>) as allocation site, smi->fast
251 obj = newarraycase_length_smiobj(1); 243 obj = newarraycase_length_smiobj(1);
252 assertKind(elements_kind.fast_smi_only, obj); 244 assertKind(elements_kind.fast_smi_only, obj);
253 obj = newarraycase_length_smiobj("gloria"); 245 obj = newarraycase_length_smiobj("gloria");
254 assertKind(elements_kind.fast, obj); 246 assertKind(elements_kind.fast, obj);
255 obj = newarraycase_length_smiobj(2); 247 obj = newarraycase_length_smiobj(2);
256 assertKind(elements_kind.fast, obj); 248 assertKind(elements_kind.fast, obj);
257 249
258 function newarraycase_list_smidouble(value) { 250 function newarraycase_list_smidouble(value) {
259 var a = new Array(1, 2, 3); 251 var a = new Array(1, 2, 3);
260 a[0] = value; 252 a[0] = value;
261 return a; 253 return a;
262 } 254 }
263 255
264 obj = newarraycase_list_smidouble(1); 256 obj = newarraycase_list_smidouble(1);
265 assertKind(elements_kind.fast_smi_only, obj); 257 assertKind(elements_kind.fast_smi_only, obj);
266 obj = newarraycase_list_smidouble(1.5); 258 obj = newarraycase_list_smidouble(1.5);
267 assertKind(elements_kind.fast_double, obj); 259 assertKind(elements_kind.fast_double, obj);
268 obj = newarraycase_list_smidouble(2); 260 obj = newarraycase_list_smidouble(2);
269 assertKind(elements_kind.fast_double, obj); 261 assertKind(elements_kind.fast_double, obj);
270 262
271 function newarraycase_list_smiobj(value) { 263 function newarraycase_list_smiobj(value) {
272 var a = new Array(4, 5, 6); 264 var a = new Array(4, 5, 6);
273 a[0] = value; 265 a[0] = value;
274 return a; 266 return a;
275 } 267 }
276 268
277 obj = newarraycase_list_smiobj(1); 269 obj = newarraycase_list_smiobj(1);
278 assertKind(elements_kind.fast_smi_only, obj); 270 assertKind(elements_kind.fast_smi_only, obj);
279 obj = newarraycase_list_smiobj("coates"); 271 obj = newarraycase_list_smiobj("coates");
280 assertKind(elements_kind.fast, obj); 272 assertKind(elements_kind.fast, obj);
281 obj = newarraycase_list_smiobj(2); 273 obj = newarraycase_list_smiobj(2);
282 assertKind(elements_kind.fast, obj); 274 assertKind(elements_kind.fast, obj);
283 275
284 function newarraycase_onearg(len, value) { 276 function newarraycase_onearg(len, value) {
285 var a = new Array(len); 277 var a = new Array(len);
286 a[0] = value; 278 a[0] = value;
287 return a; 279 return a;
288 } 280 }
289 281
290 obj = newarraycase_onearg(5, 3.5); 282 obj = newarraycase_onearg(5, 3.5);
291 assertKind(elements_kind.fast_double, obj); 283 assertKind(elements_kind.fast_double, obj);
292 obj = newarraycase_onearg(10, 5); 284 obj = newarraycase_onearg(10, 5);
293 assertKind(elements_kind.fast_double, obj); 285 assertKind(elements_kind.fast_double, obj);
294 obj = newarraycase_onearg(0, 5); 286 obj = newarraycase_onearg(0, 5);
295 assertKind(elements_kind.fast_double, obj); 287 assertKind(elements_kind.fast_double, obj);
296 // Now pass a length that forces the dictionary path. 288 // Now pass a length that forces the dictionary path.
297 obj = newarraycase_onearg(100000, 5); 289 obj = newarraycase_onearg(100000, 5);
298 assertKind(elements_kind.dictionary, obj); 290 assertKind(elements_kind.dictionary, obj);
299 assertTrue(obj.length == 100000); 291 assertTrue(obj.length == 100000);
300 292
301 // Verify that cross context calls work 293 // Verify that cross context calls work
302 var realmA = Realm.current(); 294 var realmA = Realm.current();
303 var realmB = Realm.create(); 295 var realmB = Realm.create();
304 assertEquals(0, realmA); 296 assertEquals(0, realmA);
305 assertEquals(1, realmB); 297 assertEquals(1, realmB);
306 298
307 function instanceof_check(type) { 299 function instanceof_check(type) {
308 assertTrue(new type() instanceof type); 300 assertTrue(new type() instanceof type);
309 assertTrue(new type(5) instanceof type); 301 assertTrue(new type(5) instanceof type);
310 assertTrue(new type(1,2,3) instanceof type); 302 assertTrue(new type(1,2,3) instanceof type);
311 } 303 }
312 304
313 var realmBArray = Realm.eval(realmB, "Array"); 305 var realmBArray = Realm.eval(realmB, "Array");
314 instanceof_check(Array); 306 instanceof_check(Array);
315 instanceof_check(realmBArray); 307 instanceof_check(realmBArray);
316 %OptimizeFunctionOnNextCall(instanceof_check); 308 %OptimizeFunctionOnNextCall(instanceof_check);
317 instanceof_check(Array); 309 instanceof_check(Array);
318 assertTrue(2 != %GetOptimizationStatus(instanceof_check)); 310 assertTrue(2 != %GetOptimizationStatus(instanceof_check));
319 instanceof_check(realmBArray); 311 instanceof_check(realmBArray);
320 assertTrue(1 != %GetOptimizationStatus(instanceof_check)); 312 assertTrue(1 != %GetOptimizationStatus(instanceof_check));
321 }
322 } 313 }
OLDNEW
« no previous file with comments | « src/x64/lithium-x64.cc ('k') | test/mjsunit/array-constructor-feedback.js » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698