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| 14 | pmbaty | 1 | //===- Local.h - Functions to perform local transformations -----*- C++ -*-===// |
| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | // |
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| 9 | // This family of functions perform various local transformations to the |
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| 10 | // program. |
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| 11 | // |
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| 12 | //===----------------------------------------------------------------------===// |
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| 13 | |||
| 14 | #ifndef LLVM_ANALYSIS_UTILS_LOCAL_H |
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| 15 | #define LLVM_ANALYSIS_UTILS_LOCAL_H |
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| 16 | |||
| 17 | namespace llvm { |
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| 18 | |||
| 19 | class DataLayout; |
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| 20 | class IRBuilderBase; |
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| 21 | class User; |
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| 22 | class Value; |
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| 23 | |||
| 24 | /// Given a getelementptr instruction/constantexpr, emit the code necessary to |
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| 25 | /// compute the offset from the base pointer (without adding in the base |
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| 26 | /// pointer). Return the result as a signed integer of intptr size. |
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| 27 | /// When NoAssumptions is true, no assumptions about index computation not |
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| 28 | /// overflowing is made. |
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| 29 | Value *emitGEPOffset(IRBuilderBase *Builder, const DataLayout &DL, User *GEP, |
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| 30 | bool NoAssumptions = false); |
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| 31 | |||
| 32 | } // namespace llvm |
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| 33 | |||
| 34 | #endif // LLVM_ANALYSIS_UTILS_LOCAL_H |