| // Copyright 2011 the V8 project authors. All rights reserved. |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following |
| // disclaimer in the documentation and/or other materials provided |
| // with the distribution. |
| // * Neither the name of Google Inc. nor the names of its |
| // contributors may be used to endorse or promote products derived |
| // from this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #ifndef V8_X64_SIMULATOR_X64_H_ |
| #define V8_X64_SIMULATOR_X64_H_ |
| |
| #include "allocation.h" |
| |
| namespace v8 { |
| namespace internal { |
| |
| // Since there is no simulator for the x64 architecture the only thing we can |
| // do is to call the entry directly. |
| // TODO(X64): Don't pass p0, since it isn't used? |
| #define CALL_GENERATED_CODE(entry, p0, p1, p2, p3, p4) \ |
| (entry(p0, p1, p2, p3, p4)) |
| |
| typedef int (*regexp_matcher)(String*, int, const byte*, |
| const byte*, int*, Address, int); |
| |
| // Call the generated regexp code directly. The code at the entry address should |
| // expect seven int/pointer sized arguments and return an int. |
| #define CALL_GENERATED_REGEXP_CODE(entry, p0, p1, p2, p3, p4, p5, p6) \ |
| (FUNCTION_CAST<regexp_matcher>(entry)(p0, p1, p2, p3, p4, p5, p6)) |
| |
| #define TRY_CATCH_FROM_ADDRESS(try_catch_address) \ |
| (reinterpret_cast<TryCatch*>(try_catch_address)) |
| |
| // The stack limit beyond which we will throw stack overflow errors in |
| // generated code. Because generated code on x64 uses the C stack, we |
| // just use the C stack limit. |
| class SimulatorStack : public v8::internal::AllStatic { |
| public: |
| static inline uintptr_t JsLimitFromCLimit(uintptr_t c_limit) { |
| return c_limit; |
| } |
| |
| static inline uintptr_t RegisterCTryCatch(uintptr_t try_catch_address) { |
| return try_catch_address; |
| } |
| |
| static inline void UnregisterCTryCatch() { } |
| }; |
| |
| } } // namespace v8::internal |
| |
| #endif // V8_X64_SIMULATOR_X64_H_ |