Implement MachOObjectFile::isSectionData() and MachOObjectFile::isSectionBSS
so that llvm-size will total up all the sections in the Berkeley format. This
allows for rough categorizations for Mach-O sections. And allows the total of
llvm-size’s Berkeley and System V formats to be the same.
llvm-svn: 209158
diff --git a/llvm/lib/Object/MachOObjectFile.cpp b/llvm/lib/Object/MachOObjectFile.cpp
index fa95eca..0951460 100644
--- a/llvm/lib/Object/MachOObjectFile.cpp
+++ b/llvm/lib/Object/MachOObjectFile.cpp
@@ -686,15 +686,21 @@
return object_error::success;
}
-error_code MachOObjectFile::isSectionData(DataRefImpl DRI, bool &Result) const {
- // FIXME: Unimplemented.
- Result = false;
+error_code MachOObjectFile::isSectionData(DataRefImpl Sec, bool &Result) const {
+ uint32_t Flags = getSectionFlags(this, Sec);
+ unsigned SectionType = Flags & MachO::SECTION_TYPE;
+ Result = !(Flags & MachO::S_ATTR_PURE_INSTRUCTIONS) &&
+ !(SectionType == MachO::S_ZEROFILL ||
+ SectionType == MachO::S_GB_ZEROFILL);
return object_error::success;
}
-error_code MachOObjectFile::isSectionBSS(DataRefImpl DRI, bool &Result) const {
- // FIXME: Unimplemented.
- Result = false;
+error_code MachOObjectFile::isSectionBSS(DataRefImpl Sec, bool &Result) const {
+ uint32_t Flags = getSectionFlags(this, Sec);
+ unsigned SectionType = Flags & MachO::SECTION_TYPE;
+ Result = !(Flags & MachO::S_ATTR_PURE_INSTRUCTIONS) &&
+ (SectionType == MachO::S_ZEROFILL ||
+ SectionType == MachO::S_GB_ZEROFILL);
return object_error::success;
}