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Issue 125121: Optimize Math.sin and Math.cos by avoiding runtime calls. (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: '' Created 11 years, 6 months ago
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1 // Copyright 2009 the V8 project authors. All rights reserved. 1 // Copyright 2009 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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32 namespace v8 { 32 namespace v8 {
33 namespace internal { 33 namespace internal {
34 34
35 #define __ ACCESS_MASM(masm_) 35 #define __ ACCESS_MASM(masm_)
36 36
37 // Platform-specific inline functions. 37 // Platform-specific inline functions.
38 38
39 void DeferredCode::Jump() { __ jmp(&entry_label_); } 39 void DeferredCode::Jump() { __ jmp(&entry_label_); }
40 void DeferredCode::Branch(Condition cc) { __ j(cc, &entry_label_); } 40 void DeferredCode::Branch(Condition cc) { __ j(cc, &entry_label_); }
41 41
42 void CodeGenerator::GenerateMathSin(ZoneList<Expression*>* args) {
43 GenerateFastMathOp(SIN, args);
44 }
45
46
47 void CodeGenerator::GenerateMathCos(ZoneList<Expression*>* args) {
48 GenerateFastMathOp(COS, args);
49 }
50
51
42 #undef __ 52 #undef __
43 53
44 } } // namespace v8::internal 54 } } // namespace v8::internal
45 55
46 #endif // V8_IA32_CODEGEN_IA32_INL_H_ 56 #endif // V8_IA32_CODEGEN_IA32_INL_H_
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