Revert "[IR] Increase max alignment to 4GB"

This reverts commit df84c1fe78. Breaks some bots
2021-10-06 10:21:17 -07:00
parent 2130117f92
commit 72cf8b6044
48 changed files with 152 additions and 161 deletions
--- a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
+++ b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
@@ -4930,10 +4930,8 @@ Error BitcodeReader::parseFunctionBody(Function *F) {
      Type *OpTy = getTypeByID(Record[1]);
      Value *Size = getFnValueByID(Record[2], OpTy);
      MaybeAlign Align;
-      uint64_t AlignExp =
-          Bitfield::get<APV::AlignLower>(Rec) |
-          (Bitfield::get<APV::AlignUpper>(Rec) << APV::AlignLower::Bits);
-      if (Error Err = parseAlignmentValue(AlignExp, Align)) {
+      if (Error Err =
+              parseAlignmentValue(Bitfield::get<APV::Align>(Rec), Align)) {
        return Err;
      }
      if (!Ty || !Size)