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| 1 // Copyright 2013 the V8 project authors. All rights reserved. | |
| 2 // Redistribution and use in source and binary forms, with or without | |
| 3 // modification, are permitted provided that the following conditions are | |
| 4 // met: | |
| 5 // | |
| 6 // * Redistributions of source code must retain the above copyright | |
| 7 // notice, this list of conditions and the following disclaimer. | |
| 8 // * Redistributions in binary form must reproduce the above | |
| 9 // copyright notice, this list of conditions and the following | |
| 10 // disclaimer in the documentation and/or other materials provided | |
| 11 // with the distribution. | |
| 12 // * Neither the name of Google Inc. nor the names of its | |
| 13 // contributors may be used to endorse or promote products derived | |
| 14 // from this software without specific prior written permission. | |
| 15 // | |
| 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 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. | |
| 27 | |
| 28 #ifndef V8_A64_CODEGEN_A64_H_ | |
| 29 #define V8_A64_CODEGEN_A64_H_ | |
| 30 | |
| 31 #include "ast.h" | |
| 32 #include "ic-inl.h" | |
| 33 | |
| 34 namespace v8 { | |
| 35 namespace internal { | |
| 36 | |
| 37 class StringCharLoadGenerator : public AllStatic { | |
| 38 public: | |
| 39 // Generates the code for handling different string types and loading the | |
| 40 // indexed character into |result|. We expect |index| as untagged input and | |
| 41 // |result| as untagged output. Register index is asserted to be a 32-bit W | |
| 42 // register. | |
| 43 static void Generate(MacroAssembler* masm, | |
| 44 Register string, | |
| 45 Register index, | |
| 46 Register result, | |
| 47 Label* call_runtime); | |
| 48 | |
| 49 private: | |
| 50 DISALLOW_COPY_AND_ASSIGN(StringCharLoadGenerator); | |
| 51 }; | |
| 52 | |
| 53 | |
| 54 class MathExpGenerator : public AllStatic { | |
| 55 public: | |
| 56 static void EmitMathExp(MacroAssembler* masm, | |
| 57 DoubleRegister input, | |
| 58 DoubleRegister result, | |
| 59 DoubleRegister double_scratch1, | |
| 60 DoubleRegister double_scratch2, | |
| 61 Register temp1, | |
| 62 Register temp2, | |
| 63 Register temp3); | |
| 64 | |
| 65 private: | |
| 66 DISALLOW_COPY_AND_ASSIGN(MathExpGenerator); | |
| 67 }; | |
| 68 | |
| 69 } } // namespace v8::internal | |
| 70 | |
| 71 #endif // V8_A64_CODEGEN_A64_H_ | |
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