Jit.h (1149B)
1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- 2 * vim: set ts=8 sts=2 et sw=2 tw=80: 3 * This Source Code Form is subject to the terms of the Mozilla Public 4 * License, v. 2.0. If a copy of the MPL was not distributed with this 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ 6 7 #ifndef jit_Jit_h 8 #define jit_Jit_h 9 10 #include "jstypes.h" 11 12 struct JS_PUBLIC_API JSContext; 13 14 namespace js { 15 16 class RunState; 17 18 namespace jit { 19 20 enum class EnterJitStatus { 21 // An error occurred, either before we entered JIT code or the script threw 22 // an exception. Usually the context will have a pending exception, except 23 // for uncatchable exceptions (interrupts). 24 Error, 25 26 // Entered and returned from JIT code. 27 Ok, 28 29 // We didn't enter JIT code, for instance because the script still has to 30 // warm up or cannot be compiled. 31 NotEntered, 32 }; 33 34 extern bool EnterInterpreterEntryTrampoline(uint8_t* code, JSContext* cx, 35 RunState* state); 36 extern EnterJitStatus MaybeEnterJit(JSContext* cx, RunState& state); 37 38 } // namespace jit 39 } // namespace js 40 41 #endif /* jit_Jit_h */