[PATCH] D62280: ELF: Remove a comparison against In.EhFrame. NFCI.
Peter Collingbourne via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu May 23 14:28:55 PDT 2019
This revision was not accepted when it landed; it landed in state "Needs Review".
This revision was automatically updated to reflect the committed changes.
pcc marked an inline comment as done.
Closed by commit rLLD361556: ELF: Remove a comparison against In.EhFrame. NFCI. (authored by pcc, committed by ).
Changed prior to commit:
https://reviews.llvm.org/D62280?vs=200859&id=201072#toc
Repository:
rLLD LLVM Linker
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D62280/new/
https://reviews.llvm.org/D62280
Files:
ELF/MapFile.cpp
ELF/SyntheticSections.h
Index: ELF/MapFile.cpp
===================================================================
--- ELF/MapFile.cpp
+++ ELF/MapFile.cpp
@@ -106,7 +106,7 @@
// .eh_frame tend to contain a lot of section pieces that are contiguous
// both in input file and output file. Such pieces are squashed before
// being displayed to make output compact.
-static void printEhFrame(raw_ostream &OS, OutputSection *OSec) {
+static void printEhFrame(raw_ostream &OS, const EhFrameSection *Sec) {
std::vector<EhSectionPiece> Pieces;
auto Add = [&](const EhSectionPiece &P) {
@@ -123,13 +123,14 @@
};
// Gather section pieces.
- for (const CieRecord *Rec : In.EhFrame->getCieRecords()) {
+ for (const CieRecord *Rec : Sec->getCieRecords()) {
Add(*Rec->Cie);
for (const EhSectionPiece *Fde : Rec->Fdes)
Add(*Fde);
}
// Print out section pieces.
+ const OutputSection *OSec = Sec->getOutputSection();
for (EhSectionPiece &P : Pieces) {
writeHeader(OS, OSec->Addr + P.OutputOff, OSec->getLMA() + P.OutputOff,
P.Size, 1);
@@ -179,8 +180,8 @@
for (BaseCommand *Base : OSec->SectionCommands) {
if (auto *ISD = dyn_cast<InputSectionDescription>(Base)) {
for (InputSection *IS : ISD->Sections) {
- if (IS == In.EhFrame) {
- printEhFrame(OS, OSec);
+ if (auto *EhSec = dyn_cast<EhFrameSection>(IS)) {
+ printEhFrame(OS, EhSec);
continue;
}
Index: ELF/SyntheticSections.h
===================================================================
--- ELF/SyntheticSections.h
+++ ELF/SyntheticSections.h
@@ -69,6 +69,10 @@
bool isNeeded() const override { return !Sections.empty(); }
size_t getSize() const override { return Size; }
+ static bool classof(const SectionBase *D) {
+ return SyntheticSection::classof(D) && D->Name == ".eh_frame";
+ }
+
template <class ELFT> void addSection(InputSectionBase *S);
std::vector<EhInputSection *> Sections;
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