[llvm] 4a17964 - Hexagon: Register null TargetStreamer

[Matt Arsenault via llvm-commits]

Author: Matt Arsenault
Date: 2022-10-31T18:32:41-07:00
New Revision: 4a179646addabd6fa27ffefbbffed0f08c973d68

URL: https://github.com/llvm/llvm-project/commit/4a179646addabd6fa27ffefbbffed0f08c973d68
DIFF: https://github.com/llvm/llvm-project/commit/4a179646addabd6fa27ffefbbffed0f08c973d68.diff

LOG: Hexagon: Register null TargetStreamer

Unlike just about every target, I don't
see an obvious null dereference this fixes.

Added: 
    

Modified: 
    llvm/lib/Target/Hexagon/MCTargetDesc/HexagonMCTargetDesc.cpp

Removed: 
    


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diff  --git a/llvm/lib/Target/Hexagon/MCTargetDesc/HexagonMCTargetDesc.cpp b/llvm/lib/Target/Hexagon/MCTargetDesc/HexagonMCTargetDesc.cpp
index b2eb968714e63..3fd69a1b97602 100644
--- a/llvm/lib/Target/Hexagon/MCTargetDesc/HexagonMCTargetDesc.cpp
+++ b/llvm/lib/Target/Hexagon/MCTargetDesc/HexagonMCTargetDesc.cpp
@@ -346,6 +346,10 @@ createHexagonObjectTargetStreamer(MCStreamer &S, const MCSubtargetInfo &STI) {
   return new HexagonTargetELFStreamer(S, STI);
 }
 
+static MCTargetStreamer *createHexagonNullTargetStreamer(MCStreamer &S) {
+  return new HexagonTargetStreamer(S);
+}
+
 static void LLVM_ATTRIBUTE_UNUSED clearFeature(MCSubtargetInfo* STI, uint64_t F) {
   if (STI->getFeatureBits()[F])
     STI->ToggleFeature(F);
@@ -660,6 +664,10 @@ extern "C" LLVM_EXTERNAL_VISIBILITY void LLVMInitializeHexagonTargetMC() {
   TargetRegistry::RegisterAsmTargetStreamer(getTheHexagonTarget(),
                                             createMCAsmTargetStreamer);
 
+  // Register the null streamer
+  TargetRegistry::RegisterNullTargetStreamer(getTheHexagonTarget(),
+                                             createHexagonNullTargetStreamer);
+
   // Register the MC Inst Printer
   TargetRegistry::RegisterMCInstPrinter(getTheHexagonTarget(),
                                         createHexagonMCInstPrinter);