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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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| 163 assertEquals(i + 10, a); | 163 assertEquals(i + 10, a); |
| 164 } | 164 } |
| 165 } | 165 } |
| 166 var smi_only = new Array(1, 2, 3); | 166 var smi_only = new Array(1, 2, 3); |
| 167 assertKind(elements_kind.fast_smi_only, smi_only); | 167 assertKind(elements_kind.fast_smi_only, smi_only); |
| 168 for (var i = 0; i < 3; i++) monomorphic(smi_only); | 168 for (var i = 0; i < 3; i++) monomorphic(smi_only); |
| 169 %OptimizeFunctionOnNextCall(monomorphic); | 169 %OptimizeFunctionOnNextCall(monomorphic); |
| 170 monomorphic(smi_only); | 170 monomorphic(smi_only); |
| 171 | 171 |
| 172 if (support_smi_only_arrays) { | 172 if (support_smi_only_arrays) { |
| 173 %NeverOptimizeFunction(construct_smis); |
| 173 function construct_smis() { | 174 function construct_smis() { |
| 174 %NeverOptimize(); | |
| 175 var a = [0, 0, 0]; | 175 var a = [0, 0, 0]; |
| 176 a[0] = 0; // Send the COW array map to the steak house. | 176 a[0] = 0; // Send the COW array map to the steak house. |
| 177 assertKind(elements_kind.fast_smi_only, a); | 177 assertKind(elements_kind.fast_smi_only, a); |
| 178 return a; | 178 return a; |
| 179 } | 179 } |
| 180 %NeverOptimizeFunction(construct_doubles); |
| 180 function construct_doubles() { | 181 function construct_doubles() { |
| 181 %NeverOptimize(); | |
| 182 var a = construct_smis(); | 182 var a = construct_smis(); |
| 183 a[0] = 1.5; | 183 a[0] = 1.5; |
| 184 assertKind(elements_kind.fast_double, a); | 184 assertKind(elements_kind.fast_double, a); |
| 185 return a; | 185 return a; |
| 186 } | 186 } |
| 187 %NeverOptimizeFunction(construct_objects); |
| 187 function construct_objects() { | 188 function construct_objects() { |
| 188 %NeverOptimize(); | |
| 189 var a = construct_smis(); | 189 var a = construct_smis(); |
| 190 a[0] = "one"; | 190 a[0] = "one"; |
| 191 assertKind(elements_kind.fast, a); | 191 assertKind(elements_kind.fast, a); |
| 192 return a; | 192 return a; |
| 193 } | 193 } |
| 194 | 194 |
| 195 // Test crankshafted transition SMI->DOUBLE. | 195 // Test crankshafted transition SMI->DOUBLE. |
| 196 %NeverOptimizeFunction(convert_to_double); |
| 196 function convert_to_double(array) { | 197 function convert_to_double(array) { |
| 197 %NeverOptimize(); | |
| 198 array[1] = 2.5; | 198 array[1] = 2.5; |
| 199 assertKind(elements_kind.fast_double, array); | 199 assertKind(elements_kind.fast_double, array); |
| 200 assertEquals(2.5, array[1]); | 200 assertEquals(2.5, array[1]); |
| 201 } | 201 } |
| 202 var smis = construct_smis(); | 202 var smis = construct_smis(); |
| 203 for (var i = 0; i < 3; i++) convert_to_double(smis); | 203 for (var i = 0; i < 3; i++) convert_to_double(smis); |
| 204 %OptimizeFunctionOnNextCall(convert_to_double); | 204 %OptimizeFunctionOnNextCall(convert_to_double); |
| 205 smis = construct_smis(); | 205 smis = construct_smis(); |
| 206 convert_to_double(smis); | 206 convert_to_double(smis); |
| 207 // Test crankshafted transitions SMI->FAST and DOUBLE->FAST. | 207 // Test crankshafted transitions SMI->FAST and DOUBLE->FAST. |
| 208 %NeverOptimizeFunction(convert_to_fast); |
| 208 function convert_to_fast(array) { | 209 function convert_to_fast(array) { |
| 209 %NeverOptimize(); | |
| 210 array[1] = "two"; | 210 array[1] = "two"; |
| 211 assertKind(elements_kind.fast, array); | 211 assertKind(elements_kind.fast, array); |
| 212 assertEquals("two", array[1]); | 212 assertEquals("two", array[1]); |
| 213 } | 213 } |
| 214 smis = construct_smis(); | 214 smis = construct_smis(); |
| 215 for (var i = 0; i < 3; i++) convert_to_fast(smis); | 215 for (var i = 0; i < 3; i++) convert_to_fast(smis); |
| 216 var doubles = construct_doubles(); | 216 var doubles = construct_doubles(); |
| 217 for (var i = 0; i < 3; i++) convert_to_fast(doubles); | 217 for (var i = 0; i < 3; i++) convert_to_fast(doubles); |
| 218 smis = construct_smis(); | 218 smis = construct_smis(); |
| 219 doubles = construct_doubles(); | 219 doubles = construct_doubles(); |
| 220 %OptimizeFunctionOnNextCall(convert_to_fast); | 220 %OptimizeFunctionOnNextCall(convert_to_fast); |
| 221 convert_to_fast(smis); | 221 convert_to_fast(smis); |
| 222 convert_to_fast(doubles); | 222 convert_to_fast(doubles); |
| 223 // Test transition chain SMI->DOUBLE->FAST (crankshafted function will | 223 // Test transition chain SMI->DOUBLE->FAST (crankshafted function will |
| 224 // transition to FAST directly). | 224 // transition to FAST directly). |
| 225 %NeverOptimizeFunction(convert_mixed); |
| 225 function convert_mixed(array, value, kind) { | 226 function convert_mixed(array, value, kind) { |
| 226 %NeverOptimize(); | |
| 227 array[1] = value; | 227 array[1] = value; |
| 228 assertKind(kind, array); | 228 assertKind(kind, array); |
| 229 assertEquals(value, array[1]); | 229 assertEquals(value, array[1]); |
| 230 } | 230 } |
| 231 smis = construct_smis(); | 231 smis = construct_smis(); |
| 232 for (var i = 0; i < 3; i++) { | 232 for (var i = 0; i < 3; i++) { |
| 233 convert_mixed(smis, 1.5, elements_kind.fast_double); | 233 convert_mixed(smis, 1.5, elements_kind.fast_double); |
| 234 } | 234 } |
| 235 doubles = construct_doubles(); | 235 doubles = construct_doubles(); |
| 236 for (var i = 0; i < 3; i++) { | 236 for (var i = 0; i < 3; i++) { |
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| 350 var a = ["foo", "bar"]; | 350 var a = ["foo", "bar"]; |
| 351 assertKind(elements_kind.fast, a); | 351 assertKind(elements_kind.fast, a); |
| 352 var b = a.splice(0, 1); | 352 var b = a.splice(0, 1); |
| 353 assertKind(elements_kind.fast, b); | 353 assertKind(elements_kind.fast, b); |
| 354 var c = a.slice(0, 1); | 354 var c = a.slice(0, 1); |
| 355 assertKind(elements_kind.fast, c); | 355 assertKind(elements_kind.fast, c); |
| 356 } | 356 } |
| 357 | 357 |
| 358 // Throw away type information in the ICs for next stress run. | 358 // Throw away type information in the ICs for next stress run. |
| 359 gc(); | 359 gc(); |
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