From: Alexey Lapshin <a.v.lapshin@mail.ru>
Date: Wed, 17 May 2023 08:27:56 +0000 (+0200)
Subject: Fix test bot breakage from bd0dd27bb5be0fbf60c1b2a4ce15188812388574
X-Git-Tag: upstream/17.0.6~8189
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ddf5bfd6e6e2fc5b94718a29e718b4f821a3b853;p=platform%2Fupstream%2Fllvm.git

Fix test bot breakage from bd0dd27bb5be0fbf60c1b2a4ce15188812388574

This addresses the issue found by: https://lab.llvm.org/buildbot/#/builders/93/builds/14929
---

diff --git a/llvm/include/llvm/DWARFLinker/DWARFLinker.h b/llvm/include/llvm/DWARFLinker/DWARFLinker.h
index d94e31d5..8090bfd 100644
--- a/llvm/include/llvm/DWARFLinker/DWARFLinker.h
+++ b/llvm/include/llvm/DWARFLinker/DWARFLinker.h
@@ -713,7 +713,7 @@ private:
     void cloneExpression(DataExtractor &Data, DWARFExpression Expression,
                          const DWARFFile &File, CompileUnit &Unit,
                          SmallVectorImpl<uint8_t> &OutputBuffer,
-                         int64_t AddrRelocAdjustment);
+                         int64_t AddrRelocAdjustment, bool IsLittleEndian);
 
     /// Clone an attribute referencing another DIE and add
     /// it to \p Die.
diff --git a/llvm/lib/DWARFLinker/DWARFLinker.cpp b/llvm/lib/DWARFLinker/DWARFLinker.cpp
index 93c03a1..b87fb98 100644
--- a/llvm/lib/DWARFLinker/DWARFLinker.cpp
+++ b/llvm/lib/DWARFLinker/DWARFLinker.cpp
@@ -1142,7 +1142,7 @@ unsigned DWARFLinker::DIECloner::cloneDieReferenceAttribute(
 void DWARFLinker::DIECloner::cloneExpression(
     DataExtractor &Data, DWARFExpression Expression, const DWARFFile &File,
     CompileUnit &Unit, SmallVectorImpl<uint8_t> &OutputBuffer,
-    int64_t AddrRelocAdjustment) {
+    int64_t AddrRelocAdjustment, bool IsLittleEndian) {
   using Encoding = DWARFExpression::Operation::Encoding;
 
   uint8_t OrigAddressByteSize = Unit.getOrigUnit().getAddressByteSize();
@@ -1208,6 +1208,8 @@ void DWARFLinker::DIECloner::cloneExpression(
         // processed by applyValidRelocs.
         OutputBuffer.push_back(dwarf::DW_OP_addr);
         uint64_t LinkedAddress = SA->Address + AddrRelocAdjustment;
+        if (!IsLittleEndian)
+          sys::swapByteOrder(LinkedAddress);
         ArrayRef<uint8_t> AddressBytes(
             reinterpret_cast<const uint8_t *>(&LinkedAddress),
             OrigAddressByteSize);
@@ -1240,6 +1242,8 @@ void DWARFLinker::DIECloner::cloneExpression(
         if (OutOperandKind) {
           OutputBuffer.push_back(*OutOperandKind);
           uint64_t LinkedAddress = SA->Address + AddrRelocAdjustment;
+          if (!IsLittleEndian)
+            sys::swapByteOrder(LinkedAddress);
           ArrayRef<uint8_t> AddressBytes(
               reinterpret_cast<const uint8_t *>(&LinkedAddress),
               OrigAddressByteSize);
@@ -1294,7 +1298,7 @@ unsigned DWARFLinker::DIECloner::cloneBlockAttribute(
     DWARFExpression Expr(Data, OrigUnit.getAddressByteSize(),
                          OrigUnit.getFormParams().Format);
     cloneExpression(Data, Expr, File, Unit, Buffer,
-                    Unit.getInfo(InputDIE).AddrAdjust);
+                    Unit.getInfo(InputDIE).AddrAdjust, IsLittleEndian);
     Bytes = Buffer;
   }
   for (auto Byte : Bytes)
@@ -2553,7 +2557,8 @@ uint64_t DWARFLinker::DIECloner::cloneAllCompileUnits(
         cloneExpression(Data,
                         DWARFExpression(Data, OrigUnit.getAddressByteSize(),
                                         OrigUnit.getFormParams().Format),
-                        File, *CurrentUnit, OutBytes, RelocAdjustment);
+                        File, *CurrentUnit, OutBytes, RelocAdjustment,
+                        IsLittleEndian);
       };
       Linker.generateUnitLocations(*CurrentUnit, File, ProcessExpr);
     }