Adding upstream version 86.0.1.upstream/86.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 57 insertions, 0 deletions

diff --git a/js/src/wasm/WasmCraneliftCompile.h b/js/src/wasm/WasmCraneliftCompile.h
new file mode 100644
index 0000000000..8c72aa132f
--- /dev/null
+++ b/js/src/wasm/WasmCraneliftCompile.h
@@ -0,0 +1,57 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * vim: set ts=8 sts=2 et sw=2 tw=80:
+ *
+ * Copyright 2018 Mozilla Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef wasm_cranelift_compile_h
+#define wasm_cranelift_compile_h
+
+#include "mozilla/Attributes.h"
+
+#include "wasm/WasmGenerator.h"
+
+namespace js {
+namespace wasm {
+
+#ifdef ENABLE_WASM_CRANELIFT
+// Return whether CraneliftCompileFunction() can generate code on the current
+// device.  Usually you do *not* want this, you want CraneliftAvailable().
+[[nodiscard]] bool CraneliftPlatformSupport();
+
+// Generates code with Cranelift.
+[[nodiscard]] bool CraneliftCompileFunctions(
+    const ModuleEnvironment& moduleEnv, const CompilerEnvironment& compilerEnv,
+    LifoAlloc& lifo, const FuncCompileInputVector& inputs, CompiledCode* code,
+    UniqueChars* error);
+
+void CraneliftFreeReusableData(void* data);
+#else
+[[nodiscard]] inline bool CraneliftPlatformSupport() { return false; }
+
+[[nodiscard]] inline bool CraneliftCompileFunctions(
+    const ModuleEnvironment& moduleEnv, const CompilerEnvironment& compilerEnv,
+    LifoAlloc& lifo, const FuncCompileInputVector& inputs, CompiledCode* code,
+    UniqueChars* error) {
+  MOZ_CRASH("Should not happen");
+}
+
+inline void CraneliftFreeReusableData(void* data) {}
+#endif
+
+}  // namespace wasm
+}  // namespace js
+
+#endif  // wasm_cranelift_compile_h