From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- js/src/wasm/WasmIntrinsic.h | 60 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 js/src/wasm/WasmIntrinsic.h (limited to 'js/src/wasm/WasmIntrinsic.h') diff --git a/js/src/wasm/WasmIntrinsic.h b/js/src/wasm/WasmIntrinsic.h new file mode 100644 index 0000000000..ff4bc2d002 --- /dev/null +++ b/js/src/wasm/WasmIntrinsic.h @@ -0,0 +1,60 @@ +/* -*- 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 2021 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_intrinsic_h +#define wasm_intrinsic_h + +#include "mozilla/Span.h" + +#include "wasm/WasmBuiltins.h" +#include "wasm/WasmCompileArgs.h" +#include "wasm/WasmConstants.h" +#include "wasm/WasmTypeDecls.h" +#include "wasm/WasmTypeDef.h" + +namespace js { +namespace wasm { + +// An intrinsic is a natively implemented function that may be compiled into an +// 'intrinsic module', which may be instantiated with a provided memory +// yielding an exported WebAssembly function wrapping the intrinsic. +struct Intrinsic { + // The name of the intrinsic as it is exported + const char* exportName; + // The params taken by the intrinsic. No results are required for intrinsics + // at this time, so we omit them + mozilla::Span params; + // The signature of the builtin that implements the intrinsic + const SymbolicAddressSignature& signature; + + // Allocate a FuncType for this intrinsic, returning false for OOM + bool funcType(FuncType* type) const; + + // Get the Intrinsic for an IntrinsicId. IntrinsicId must be validated. + static const Intrinsic& getFromId(IntrinsicId id); +}; + +// Compile and return the intrinsic module for a given set of operations. +bool CompileIntrinsicModule(JSContext* cx, const mozilla::Span ids, + Shareable sharedMemory, + MutableHandle result); + +} // namespace wasm +} // namespace js + +#endif // wasm_intrinsic_h -- cgit v1.2.3