LLVM
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include
llvm
Transforms
Utils
SplitModule.h
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//===- SplitModule.h - Split a module into partitions -----------*- C++ -*-===//
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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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//
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// This file defines the function llvm::SplitModule, which splits a module
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// into multiple linkable partitions. It can be used to implement parallel code
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// generation for link-time optimization.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_TRANSFORMS_UTILS_SPLITMODULE_H
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#define LLVM_TRANSFORMS_UTILS_SPLITMODULE_H
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#include "
llvm/ADT/STLFunctionalExtras.h
"
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#include <memory>
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namespace
llvm
{
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class
Module
;
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/// Splits the module M into N linkable partitions. The function ModuleCallback
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/// is called N times passing each individual partition as the MPart argument.
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/// PreserveLocals: Split without externalizing locals.
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/// RoundRobin: Use round-robin distribution of functions to modules instead
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/// of the default name-hash-based one.
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///
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/// FIXME: This function does not deal with the somewhat subtle symbol
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/// visibility issues around module splitting, including (but not limited to):
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///
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/// - Internal symbols should not collide with symbols defined outside the
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/// module.
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/// - Internal symbols defined in module-level inline asm should be visible to
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/// each partition.
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void
SplitModule
(
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Module
&M,
unsigned
N
,
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function_ref<
void
(std::unique_ptr<Module> MPart)> ModuleCallback,
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bool
PreserveLocals =
false
,
bool
RoundRobin =
false
);
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}
// end namespace llvm
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#endif
// LLVM_TRANSFORMS_UTILS_SPLITMODULE_H
Module
Machine Check Debug Module
Definition:
MachineCheckDebugify.cpp:124
STLFunctionalExtras.h
llvm
This is an optimization pass for GlobalISel generic memory operations.
Definition:
AddressRanges.h:18
llvm::SplitModule
void SplitModule(Module &M, unsigned N, function_ref< void(std::unique_ptr< Module > MPart)> ModuleCallback, bool PreserveLocals=false, bool RoundRobin=false)
Splits the module M into N linkable partitions.
Definition:
SplitModule.cpp:255
N
#define N
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