[clang] [llvm] [MC,llvm-readobj,yaml2obj] Support CREL relocation format (PR #91280)

[Peter Smith via cfe-commits]

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@@ -934,10 +943,51 @@ void ELFWriter::WriteSecHdrEntry(uint32_t Name, uint32_t Type, uint64_t Flags,
   WriteWord(EntrySize); // sh_entsize
 }
 
+template <class uint>
+static void encodeCrel(ArrayRef<ELFRelocationEntry> Relocs, raw_ostream &os) {
+  uint OffsetMask = 8, Offset = 0, Addend = 0;
+  uint32_t Symidx = 0, Type = 0;
+  // hdr & 4 indicates 3 flag bits in delta offset and flags members.
+  for (unsigned i = 0, e = Relocs.size(); i != e; ++i)
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smithp35 wrote:

Given that Relocs.size() returns size_t would it be better to use size_t here?

https://github.com/llvm/llvm-project/pull/91280