js/src/wasm/WasmLog.h

   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 2021 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_log_h
  20 #define wasm_log_h
  21
  22 #include "js/TypeDecls.h"
  23
  24 namespace js {
  25 namespace wasm {
  26
  27 // Verbose logging support.
  28
  29 extern void Log(JSContext* cx, const char* fmt, ...) MOZ_FORMAT_PRINTF(2, 3);
  30 extern void LogOffThread(const char* fmt, ...) MOZ_FORMAT_PRINTF(1, 2);
  31
  32 // Codegen debug support.
  33
  34 enum class DebugChannel {
  35   Function,
  36   Import,
  37 };
  38
  39 #ifdef WASM_CODEGEN_DEBUG
  40 bool IsCodegenDebugEnabled(DebugChannel channel);
  41 #endif
  42
  43 void DebugCodegen(DebugChannel channel, const char* fmt, ...)
  44     MOZ_FORMAT_PRINTF(2, 3);
  45
  46 using PrintCallback = void (*)(const char*);
  47
  48 }  // namespace wasm
  49 }  // namespace js
  50
  51 #endif  // wasm_log_h