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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 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef V8_X87_CODE_STUBS_X87_H_ | 5 #ifndef V8_X87_CODE_STUBS_X87_H_ |
6 #define V8_X87_CODE_STUBS_X87_H_ | 6 #define V8_X87_CODE_STUBS_X87_H_ |
7 | 7 |
8 #include "src/code-stubs.h" | 8 #include "src/code-stubs.h" |
9 | 9 |
10 namespace v8 { | 10 namespace v8 { |
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21 // Generate code for copying characters using the rep movs instruction. | 21 // Generate code for copying characters using the rep movs instruction. |
22 // Copies ecx characters from esi to edi. Copying of overlapping regions is | 22 // Copies ecx characters from esi to edi. Copying of overlapping regions is |
23 // not supported. | 23 // not supported. |
24 static void GenerateCopyCharacters(MacroAssembler* masm, | 24 static void GenerateCopyCharacters(MacroAssembler* masm, |
25 Register dest, | 25 Register dest, |
26 Register src, | 26 Register src, |
27 Register count, | 27 Register count, |
28 Register scratch, | 28 Register scratch, |
29 String::Encoding encoding); | 29 String::Encoding encoding); |
30 | 30 |
31 // Generate string hash. | |
32 static void GenerateHashInit(MacroAssembler* masm, | |
33 Register hash, | |
34 Register character, | |
35 Register scratch); | |
36 | |
37 static void GenerateHashAddCharacter(MacroAssembler* masm, | |
38 Register hash, | |
39 Register character, | |
40 Register scratch); | |
41 | |
42 static void GenerateHashGetHash(MacroAssembler* masm, | |
43 Register hash, | |
44 Register scratch); | |
45 | |
46 // Compares two flat ASCII strings and returns result in eax. | 31 // Compares two flat ASCII strings and returns result in eax. |
47 static void GenerateCompareFlatAsciiStrings(MacroAssembler* masm, | 32 static void GenerateCompareFlatAsciiStrings(MacroAssembler* masm, |
48 Register left, Register right, | 33 Register left, Register right, |
49 Register scratch1, | 34 Register scratch1, |
50 Register scratch2, | 35 Register scratch2, |
51 Register scratch3); | 36 Register scratch3); |
52 | 37 |
53 // Compares two flat ASCII strings for equality and returns result in eax. | 38 // Compares two flat ASCII strings for equality and returns result in eax. |
54 static void GenerateFlatAsciiStringEquals(MacroAssembler* masm, | 39 static void GenerateFlatAsciiStringEquals(MacroAssembler* masm, |
55 Register left, | 40 Register left, |
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375 | 360 |
376 RegisterAllocation regs_; | 361 RegisterAllocation regs_; |
377 | 362 |
378 DISALLOW_COPY_AND_ASSIGN(RecordWriteStub); | 363 DISALLOW_COPY_AND_ASSIGN(RecordWriteStub); |
379 }; | 364 }; |
380 | 365 |
381 | 366 |
382 } } // namespace v8::internal | 367 } } // namespace v8::internal |
383 | 368 |
384 #endif // V8_X87_CODE_STUBS_X87_H_ | 369 #endif // V8_X87_CODE_STUBS_X87_H_ |
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