6024e5c395
clang 20.0.0 (based on r547379) from build 12806354. Bug: http://b/379133546 Test: N/A Change-Id: I2eb8938af55d809de674be63cb30cf27e801862b Upstream-Commit: ad834e67b1105d15ef907f6255d4c96e8e733f57
36 lines
1.2 KiB
C++
36 lines
1.2 KiB
C++
//===- ArgumentPromotion.h - Promote by-reference arguments -----*- 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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#ifndef LLVM_TRANSFORMS_IPO_ARGUMENTPROMOTION_H
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#define LLVM_TRANSFORMS_IPO_ARGUMENTPROMOTION_H
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#include "llvm/Analysis/CGSCCPassManager.h"
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#include "llvm/Analysis/LazyCallGraph.h"
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#include "llvm/IR/PassManager.h"
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namespace llvm {
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/// Argument promotion pass.
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///
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/// This pass walks the functions in each SCC and for each one tries to
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/// transform it and all of its callers to replace indirect arguments with
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/// direct (by-value) arguments.
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class ArgumentPromotionPass : public PassInfoMixin<ArgumentPromotionPass> {
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unsigned MaxElements;
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public:
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ArgumentPromotionPass(unsigned MaxElements = 2u) : MaxElements(MaxElements) {}
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PreservedAnalyses run(LazyCallGraph::SCC &C, CGSCCAnalysisManager &AM,
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LazyCallGraph &CG, CGSCCUpdateResult &UR);
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};
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} // end namespace llvm
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#endif // LLVM_TRANSFORMS_IPO_ARGUMENTPROMOTION_H
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