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1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 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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339 // Compares two flat ASCII strings for equality and returns result | 339 // Compares two flat ASCII strings for equality and returns result |
340 // in r0. | 340 // in r0. |
341 static void GenerateFlatAsciiStringEquals(MacroAssembler* masm, | 341 static void GenerateFlatAsciiStringEquals(MacroAssembler* masm, |
342 Register left, | 342 Register left, |
343 Register right, | 343 Register right, |
344 Register scratch1, | 344 Register scratch1, |
345 Register scratch2, | 345 Register scratch2, |
346 Register scratch3); | 346 Register scratch3); |
347 | 347 |
348 private: | 348 private: |
349 Major MajorKey() { return StringCompare; } | 349 virtual Major MajorKey() { return StringCompare; } |
350 int MinorKey() { return 0; } | 350 virtual int MinorKey() { return 0; } |
| 351 virtual void Generate(MacroAssembler* masm); |
351 | 352 |
352 void Generate(MacroAssembler* masm); | 353 static void GenerateAsciiCharsCompareLoop(MacroAssembler* masm, |
| 354 Register left, |
| 355 Register right, |
| 356 Register length, |
| 357 Register scratch1, |
| 358 Register scratch2, |
| 359 Label* chars_not_equal); |
353 }; | 360 }; |
354 | 361 |
355 | 362 |
356 // This stub can convert a signed int32 to a heap number (double). It does | 363 // This stub can convert a signed int32 to a heap number (double). It does |
357 // not work for int32s that are in Smi range! No GC occurs during this stub | 364 // not work for int32s that are in Smi range! No GC occurs during this stub |
358 // so you don't have to set up the frame. | 365 // so you don't have to set up the frame. |
359 class WriteInt32ToHeapNumberStub : public CodeStub { | 366 class WriteInt32ToHeapNumberStub : public CodeStub { |
360 public: | 367 public: |
361 WriteInt32ToHeapNumberStub(Register the_int, | 368 WriteInt32ToHeapNumberStub(Register the_int, |
362 Register the_heap_number, | 369 Register the_heap_number, |
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601 Register heap_number_map, | 608 Register heap_number_map, |
602 Register scratch1, | 609 Register scratch1, |
603 Register scratch2, | 610 Register scratch2, |
604 Label* not_number); | 611 Label* not_number); |
605 }; | 612 }; |
606 | 613 |
607 | 614 |
608 } } // namespace v8::internal | 615 } } // namespace v8::internal |
609 | 616 |
610 #endif // V8_ARM_CODE_STUBS_ARM_H_ | 617 #endif // V8_ARM_CODE_STUBS_ARM_H_ |
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