LLVM 19.0.0git
ParallelCG.h
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1//===-- llvm/CodeGen/ParallelCG.h - Parallel code generation ----*- C++ -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9// This header declares functions that can be used for parallel code generation.
10//
11//===----------------------------------------------------------------------===//
12
13#ifndef LLVM_CODEGEN_PARALLELCG_H
14#define LLVM_CODEGEN_PARALLELCG_H
15
17#include <functional>
18#include <memory>
19
20namespace llvm {
21
22template <typename T> class ArrayRef;
23class Module;
24class TargetMachine;
25class raw_pwrite_stream;
26
27/// Split M into OSs.size() partitions, and generate code for each. Takes a
28/// factory function for the TargetMachine TMFactory. Writes OSs.size() output
29/// files to the output streams in OSs. The resulting output files if linked
30/// together are intended to be equivalent to the single output file that would
31/// have been code generated from M.
32///
33/// Writes bitcode for individual partitions into output streams in BCOSs, if
34/// BCOSs is not empty.
35void splitCodeGen(
36 Module &M, ArrayRef<raw_pwrite_stream *> OSs,
37 ArrayRef<llvm::raw_pwrite_stream *> BCOSs,
38 const std::function<std::unique_ptr<TargetMachine>()> &TMFactory,
40 bool PreserveLocals = false);
41
42} // namespace llvm
43
44#endif
Machine Check Debug Module
This is an optimization pass for GlobalISel generic memory operations.
Definition: AddressRanges.h:18
CodeGenFileType
These enums are meant to be passed into addPassesToEmitFile to indicate what type of file to emit,...
Definition: CodeGen.h:83
ArrayRef(const T &OneElt) -> ArrayRef< T >
void splitCodeGen(Module &M, ArrayRef< raw_pwrite_stream * > OSs, ArrayRef< llvm::raw_pwrite_stream * > BCOSs, const std::function< std::unique_ptr< TargetMachine >()> &TMFactory, CodeGenFileType FileType=CodeGenFileType::ObjectFile, bool PreserveLocals=false)
Split M into OSs.size() partitions, and generate code for each.
Definition: ParallelCG.cpp:38