From 13afc5eff2d7370ab486d5039886ab8bbf9039da Mon Sep 17 00:00:00 2001
From: "Michael J. Spencer" <bigcheesegs@gmail.com>
Date: Wed, 28 Sep 2011 20:57:30 +0000
Subject: Object: Add isSection{Data,BSS}.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@140721 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Object/ELFObjectFile.cpp | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

(limited to 'lib/Object/ELFObjectFile.cpp')

diff --git a/lib/Object/ELFObjectFile.cpp b/lib/Object/ELFObjectFile.cpp
index 0458c0713c..3a151d3154 100644
--- a/lib/Object/ELFObjectFile.cpp
+++ b/lib/Object/ELFObjectFile.cpp
@@ -324,6 +324,8 @@ protected:
   virtual error_code getSectionSize(DataRefImpl Sec, uint64_t &Res) const;
   virtual error_code getSectionContents(DataRefImpl Sec, StringRef &Res) const;
   virtual error_code isSectionText(DataRefImpl Sec, bool &Res) const;
+  virtual error_code isSectionData(DataRefImpl Sec, bool &Res) const;
+  virtual error_code isSectionBSS(DataRefImpl Sec, bool &Res) const;
   virtual error_code sectionContainsSymbol(DataRefImpl Sec, DataRefImpl Symb,
                                            bool &Result) const;
 
@@ -674,6 +676,32 @@ error_code ELFObjectFile<target_endianness, is64Bits>
   return object_error::success;
 }
 
+template<support::endianness target_endianness, bool is64Bits>
+error_code ELFObjectFile<target_endianness, is64Bits>
+                        ::isSectionData(DataRefImpl Sec,
+                                        bool &Result) const {
+  const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p);
+  if (sec->sh_flags & (ELF::SHF_ALLOC | ELF::SHF_WRITE)
+      && sec->sh_type == ELF::SHT_PROGBITS)
+    Result = true;
+  else
+    Result = false;
+  return object_error::success;
+}
+
+template<support::endianness target_endianness, bool is64Bits>
+error_code ELFObjectFile<target_endianness, is64Bits>
+                        ::isSectionBSS(DataRefImpl Sec,
+                                       bool &Result) const {
+  const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p);
+  if (sec->sh_flags & (ELF::SHF_ALLOC | ELF::SHF_WRITE)
+      && sec->sh_type == ELF::SHT_NOBITS)
+    Result = true;
+  else
+    Result = false;
+  return object_error::success;
+}
+
 template<support::endianness target_endianness, bool is64Bits>
 error_code ELFObjectFile<target_endianness, is64Bits>
                           ::sectionContainsSymbol(DataRefImpl Sec,
-- 
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