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MC: Implicitly assign section addresses when the previous fragment is layed out.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@103752 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Daniel Dunbar 2010-05-14 00:37:17 +00:00
parent 337718e09c
commit 11c4111516
1 changed files with 11 additions and 1 deletions
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12
lib/MC/MCAssembler.cpp
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@ -414,10 +414,13 @@ uint64_t MCAssembler::ComputeFragmentSize(MCAsmLayout &Layout,
}
void MCAsmLayout::LayoutFile() {
// Initialize the first section.
if (!getSectionOrder().empty())
getSectionOrder().front()->Address = 0;
for (unsigned i = 0, e = getSectionOrder().size(); i != e; ++i) {
MCSectionData *SD = getSectionOrder()[i];
LayoutSection(SD);
for (MCSectionData::iterator it = SD->begin(),
ie = SD->end(); it != ie; ++it)
LayoutFragment(it);
@ -440,6 +443,13 @@ void MCAsmLayout::LayoutFragment(MCFragment *F) {
F->Offset = Address - StartAddress;
F->EffectiveSize = getAssembler().ComputeFragmentSize(*this, *F, StartAddress,
F->Offset);
// If this is the last fragment in a section, update the next section address.
if (!F->getNextNode()) {
unsigned NextIndex = F->getParent()->getLayoutOrder() + 1;
if (NextIndex != getSectionOrder().size())
LayoutSection(getSectionOrder()[NextIndex]);
}
}
void MCAsmLayout::LayoutSection(MCSectionData *SD) {