| //===- AlignFragment.cpp --------------------------------------------------===// |
| // |
| // The MCLinker Project |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| #include "mcld/Fragment/AlignFragment.h" |
| #include "mcld/LD/SectionData.h" |
| |
| #include <llvm/Support/MathExtras.h> |
| |
| namespace mcld { |
| |
| //===----------------------------------------------------------------------===// |
| // AlignFragment |
| //===----------------------------------------------------------------------===// |
| AlignFragment::AlignFragment(unsigned int pAlignment, |
| int64_t pValue, |
| unsigned int pValueSize, |
| unsigned int pMaxBytesToEmit, |
| SectionData* pSD) |
| : Fragment(Fragment::Alignment, pSD), |
| m_Alignment(pAlignment), |
| m_Value(pValue), |
| m_ValueSize(pValueSize), |
| m_MaxBytesToEmit(pMaxBytesToEmit), |
| m_bEmitNops(false) { |
| } |
| |
| size_t AlignFragment::size() const { |
| assert(hasOffset() && |
| "AlignFragment::size() should not be called before layout."); |
| uint64_t size = llvm::OffsetToAlignment(getOffset(), m_Alignment); |
| if (size > m_MaxBytesToEmit) |
| return 0; |
| |
| return size; |
| } |
| |
| } // namespace mcld |
