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  *
4  * Copyright 2018 Mozilla Foundation
5  *
6  * Licensed under the Apache License, Version 2.0 (the "License");
7  * you may not use this file except in compliance with the License.
8  * You may obtain a copy of the License at
9  *
10  *     http://www.apache.org/licenses/LICENSE-2.0
11  *
12  * Unless required by applicable law or agreed to in writing, software
13  * distributed under the License is distributed on an "AS IS" BASIS,
14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15  * See the License for the specific language governing permissions and
16  * limitations under the License.
17  */
18 
19 #ifndef wasm_cranelift_compile_h
20 #define wasm_cranelift_compile_h
21 
22 #include "wasm/WasmGenerator.h"
23 
24 namespace js {
25 namespace wasm {
26 
27 #ifdef ENABLE_WASM_CRANELIFT
28 // Return whether CraneliftCompileFunction() can generate code on the current
29 // device.  Usually you do *not* want this, you want CraneliftAvailable().
30 [[nodiscard]] bool CraneliftPlatformSupport();
31 
32 // Generates code with Cranelift.
33 [[nodiscard]] bool CraneliftCompileFunctions(
34     const ModuleEnvironment& moduleEnv, const CompilerEnvironment& compilerEnv,
35     LifoAlloc& lifo, const FuncCompileInputVector& inputs, CompiledCode* code,
36     UniqueChars* error);
37 
38 void CraneliftFreeReusableData(void* data);
39 #else
40 [[nodiscard]] inline bool CraneliftPlatformSupport() { return false; }
41 
42 [[nodiscard]] inline bool CraneliftCompileFunctions(
43     const ModuleEnvironment& moduleEnv, const CompilerEnvironment& compilerEnv,
44     LifoAlloc& lifo, const FuncCompileInputVector& inputs, CompiledCode* code,
45     UniqueChars* error) {
46   MOZ_CRASH("Should not happen");
47 }
48 
49 inline void CraneliftFreeReusableData(void* data) {}
50 #endif
51 
52 }  // namespace wasm
53 }  // namespace js
54 
55 #endif  // wasm_cranelift_compile_h
56