[XCOFF] support DWARF for 32-bit XCOFF for object output

Reviewed By: jsji Differential Revision: https://reviews.llvm.org/D97184
llvm · Oct 8, 2021 · 5f4c915 · 5f4c915
1 parent 9efdca8
commit 5f4c915
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Showing 4 changed files with 489 additions and 61 deletions.
diff --git a/llvm/lib/MC/MCSectionXCOFF.cpp b/llvm/lib/MC/MCSectionXCOFF.cpp
@@ -118,6 +118,10 @@ void MCSectionXCOFF::PrintSwitchToSection(const MCAsmInfo &MAI, const Triple &T,
 bool MCSectionXCOFF::UseCodeAlign() const { return getKind().isText(); }
 
 bool MCSectionXCOFF::isVirtualSection() const {
-  assert(isCsect() && "Only csect section can be virtual!");
+  // DWARF sections are always not virtual.
+  if (isDwarfSect())
+    return false;
+  assert(isCsect() &&
+         "Handling for isVirtualSection not implemented for this section!");
   return XCOFF::XTY_CM == CsectProp->Type;
 }