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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 |
| 11 // with the distribution. | 11 // with the distribution. |
| 12 // * Neither the name of Google Inc. nor the names of its | 12 // * Neither the name of Google Inc. nor the names of its |
| 13 // contributors may be used to endorse or promote products derived | 13 // contributors may be used to endorse or promote products derived |
| 14 // from this software without specific prior written permission. | 14 // from this software without specific prior written permission. |
| 15 // | 15 // |
| 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | 27 |
| 28 // Flags: --allow-natives-syntax --smi-only-arrays --expose-gc | 28 // Flags: --allow-natives-syntax --smi-only-arrays --expose-gc --nostress-opt |
| 29 // Flags: --nostress-opt --nostress-compaction --gc-interval=-1 | |
| 30 | 29 |
| 31 // Test element kind of objects. | 30 // Test element kind of objects. |
| 32 // Since --smi-only-arrays affects builtins, its default setting at compile | 31 // Since --smi-only-arrays affects builtins, its default setting at compile |
| 33 // time sticks if built with snapshot. If --smi-only-arrays is deactivated | 32 // 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 | 33 // 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 | 34 // 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. | 35 // enabled, this test takes the appropriate code path to check smi-only arrays. |
| 37 | 36 |
| 38 support_smi_only_arrays = %HasFastSmiElements(new Array(1,2,3,4,5,6,7,8)); | 37 support_smi_only_arrays = %HasFastSmiElements(new Array(1,2,3,4,5,6,7,8)); |
| 39 | 38 |
| (...skipping 19 matching lines...) Expand all Loading... |
| 59 external_pixel : 'external pixel elements' | 58 external_pixel : 'external pixel elements' |
| 60 } | 59 } |
| 61 | 60 |
| 62 function getKind(obj) { | 61 function getKind(obj) { |
| 63 if (%HasFastSmiElements(obj)) return elements_kind.fast_smi_only; | 62 if (%HasFastSmiElements(obj)) return elements_kind.fast_smi_only; |
| 64 if (%HasFastObjectElements(obj)) return elements_kind.fast; | 63 if (%HasFastObjectElements(obj)) return elements_kind.fast; |
| 65 if (%HasFastDoubleElements(obj)) return elements_kind.fast_double; | 64 if (%HasFastDoubleElements(obj)) return elements_kind.fast_double; |
| 66 if (%HasDictionaryElements(obj)) return elements_kind.dictionary; | 65 if (%HasDictionaryElements(obj)) return elements_kind.dictionary; |
| 67 // Every external kind is also an external array. | 66 // Every external kind is also an external array. |
| 68 assertTrue(%HasExternalArrayElements(obj)); | 67 assertTrue(%HasExternalArrayElements(obj)); |
| 69 if (%HasExternalByteElements(obj)) { | 68 if (%HasExternalInt8Elements(obj)) { |
| 70 return elements_kind.external_byte; | 69 return elements_kind.external_byte; |
| 71 } | 70 } |
| 72 if (%HasExternalUnsignedByteElements(obj)) { | 71 if (%HasExternalUint8Elements(obj)) { |
| 73 return elements_kind.external_unsigned_byte; | 72 return elements_kind.external_unsigned_byte; |
| 74 } | 73 } |
| 75 if (%HasExternalShortElements(obj)) { | 74 if (%HasExternalInt16Elements(obj)) { |
| 76 return elements_kind.external_short; | 75 return elements_kind.external_short; |
| 77 } | 76 } |
| 78 if (%HasExternalUnsignedShortElements(obj)) { | 77 if (%HasExternalUint16Elements(obj)) { |
| 79 return elements_kind.external_unsigned_short; | 78 return elements_kind.external_unsigned_short; |
| 80 } | 79 } |
| 81 if (%HasExternalIntElements(obj)) { | 80 if (%HasExternalInt32Elements(obj)) { |
| 82 return elements_kind.external_int; | 81 return elements_kind.external_int; |
| 83 } | 82 } |
| 84 if (%HasExternalUnsignedIntElements(obj)) { | 83 if (%HasExternalUint32Elements(obj)) { |
| 85 return elements_kind.external_unsigned_int; | 84 return elements_kind.external_unsigned_int; |
| 86 } | 85 } |
| 87 if (%HasExternalFloatElements(obj)) { | 86 if (%HasExternalFloat32Elements(obj)) { |
| 88 return elements_kind.external_float; | 87 return elements_kind.external_float; |
| 89 } | 88 } |
| 90 if (%HasExternalDoubleElements(obj)) { | 89 if (%HasExternalFloat64Elements(obj)) { |
| 91 return elements_kind.external_double; | 90 return elements_kind.external_double; |
| 92 } | 91 } |
| 93 if (%HasExternalPixelElements(obj)) { | 92 if (%HasExternalUint8ClampedElements(obj)) { |
| 94 return elements_kind.external_pixel; | 93 return elements_kind.external_pixel; |
| 95 } | 94 } |
| 96 } | 95 } |
| 97 | 96 |
| 98 function assertKind(expected, obj, name_opt) { | 97 function assertKind(expected, obj, name_opt) { |
| 99 if (!support_smi_only_arrays && | 98 if (!support_smi_only_arrays && |
| 100 expected == elements_kind.fast_smi_only) { | 99 expected == elements_kind.fast_smi_only) { |
| 101 expected = elements_kind.fast; | 100 expected = elements_kind.fast; |
| 102 } | 101 } |
| 103 assertEquals(expected, getKind(obj), name_opt); | 102 assertEquals(expected, getKind(obj), name_opt); |
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| 364 var a = ["foo", "bar"]; | 363 var a = ["foo", "bar"]; |
| 365 assertKind(elements_kind.fast, a); | 364 assertKind(elements_kind.fast, a); |
| 366 var b = a.splice(0, 1); | 365 var b = a.splice(0, 1); |
| 367 assertKind(elements_kind.fast, b); | 366 assertKind(elements_kind.fast, b); |
| 368 var c = a.slice(0, 1); | 367 var c = a.slice(0, 1); |
| 369 assertKind(elements_kind.fast, c); | 368 assertKind(elements_kind.fast, c); |
| 370 } | 369 } |
| 371 | 370 |
| 372 // Throw away type information in the ICs for next stress run. | 371 // Throw away type information in the ICs for next stress run. |
| 373 gc(); | 372 gc(); |
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