75eecd27eb
This PR completed work from https://github.com/llvm/llvm-project/pull/178290. Switched the last few python bindings that still relied on LLVM over to the C API, and dropped `LLVMsupport` dependency from MLIR cmake.
112 lines
3.7 KiB
C++
112 lines
3.7 KiB
C++
//===- Support.cpp - Helpers for C interface to MLIR API ------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "mlir/CAPI/Support.h"
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#include "llvm/ADT/StringRef.h"
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#include "llvm/Support/FileSystem.h"
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#include "llvm/Support/ThreadPool.h"
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#include "llvm/Support/raw_ostream.h"
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#include <cstring>
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#include <string>
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MlirStringRef mlirStringRefCreateFromCString(const char *str) {
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return mlirStringRefCreate(str, strlen(str));
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}
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bool mlirStringRefEqual(MlirStringRef string, MlirStringRef other) {
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return llvm::StringRef(string.data, string.length) ==
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llvm::StringRef(other.data, other.length);
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}
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//===----------------------------------------------------------------------===//
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// LLVM ThreadPool API.
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//===----------------------------------------------------------------------===//
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MlirLlvmThreadPool mlirLlvmThreadPoolCreate() {
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return wrap(new llvm::DefaultThreadPool());
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}
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void mlirLlvmThreadPoolDestroy(MlirLlvmThreadPool threadPool) {
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delete unwrap(threadPool);
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}
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int mlirLlvmThreadPoolGetMaxConcurrency(MlirLlvmThreadPool threadPool) {
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return unwrap(threadPool)->getMaxConcurrency();
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}
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//===----------------------------------------------------------------------===//
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// LLVM raw_fd_ostream API.
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//===----------------------------------------------------------------------===//
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MlirLlvmRawFdOStream
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mlirLlvmRawFdOStreamCreate(const char *path, bool binary,
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MlirStringCallback errorCallback, void *userData) {
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std::error_code ec;
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auto flags = binary ? llvm::sys::fs::OF_None : llvm::sys::fs::OF_Text;
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auto *stream = new llvm::raw_fd_ostream(path, ec, flags);
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if (ec) {
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delete stream;
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if (errorCallback) {
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std::string message = ec.message();
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errorCallback(mlirStringRefCreate(message.data(), message.size()),
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userData);
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}
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return wrap(static_cast<llvm::raw_fd_ostream *>(nullptr));
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}
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return wrap(stream);
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}
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void mlirLlvmRawFdOStreamWrite(MlirLlvmRawFdOStream stream,
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MlirStringRef string) {
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unwrap(stream)->write(string.data, string.length);
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}
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bool mlirLlvmRawFdOStreamIsNull(MlirLlvmRawFdOStream stream) {
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return !stream.ptr;
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}
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void mlirLlvmRawFdOStreamDestroy(MlirLlvmRawFdOStream stream) {
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delete unwrap(stream);
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}
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//===----------------------------------------------------------------------===//
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// TypeID API.
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//===----------------------------------------------------------------------===//
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MlirTypeID mlirTypeIDCreate(const void *ptr) {
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assert(reinterpret_cast<uintptr_t>(ptr) % 8 == 0 &&
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"ptr must be 8 byte aligned");
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// This is essentially a no-op that returns back `ptr`, but by going through
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// the `TypeID` functions we can get compiler errors in case the `TypeID`
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// api/representation changes
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return wrap(mlir::TypeID::getFromOpaquePointer(ptr));
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}
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bool mlirTypeIDEqual(MlirTypeID typeID1, MlirTypeID typeID2) {
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return unwrap(typeID1) == unwrap(typeID2);
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}
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size_t mlirTypeIDHashValue(MlirTypeID typeID) {
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return hash_value(unwrap(typeID));
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}
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//===----------------------------------------------------------------------===//
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// TypeIDAllocator API.
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//===----------------------------------------------------------------------===//
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MlirTypeIDAllocator mlirTypeIDAllocatorCreate() {
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return wrap(new mlir::TypeIDAllocator());
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}
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void mlirTypeIDAllocatorDestroy(MlirTypeIDAllocator allocator) {
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delete unwrap(allocator);
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}
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MlirTypeID mlirTypeIDAllocatorAllocateTypeID(MlirTypeIDAllocator allocator) {
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return wrap(unwrap(allocator)->allocate());
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}
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