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29 lines
924 B
C
29 lines
924 B
C
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//===----------- Alignment.h - Alignment computation ------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file was developed by Duncan Sands and is distributed under
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// the University of Illinois Open Source License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines utilities for computing alignments.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_SUPPORT_ALIGNMENT_H
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#define LLVM_SUPPORT_ALIGNMENT_H
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namespace llvm {
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/// MinAlign - A and B are either alignments or offsets. Return the minimum
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/// alignment that may be assumed after adding the two together.
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static inline unsigned MinAlign(unsigned A, unsigned B) {
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// The largest power of 2 that divides both A and B.
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return (A | B) & -(A | B);
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}
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} // end namespace llvm
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#endif
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