1 files changed, 11 insertions, 0 deletions
diff --git a/llvm/lib/Target/WebAssembly/WebAssemblyFastISel.cpp b/llvm/lib/Target/WebAssembly/WebAssemblyFastISel.cpp
index 949564e..903a8e2 100644
--- a/llvm/lib/Target/WebAssembly/WebAssemblyFastISel.cpp
+++ b/llvm/lib/Target/WebAssembly/WebAssemblyFastISel.cpp
@@ -20,12 +20,14 @@
 #include "WebAssemblyMachineFunctionInfo.h"
 #include "WebAssemblySubtarget.h"
 #include "WebAssemblyTargetMachine.h"
+#include "WebAssemblyUtilities.h"
 #include "llvm/Analysis/BranchProbabilityInfo.h"
 #include "llvm/CodeGen/FastISel.h"
 #include "llvm/CodeGen/FunctionLoweringInfo.h"
 #include "llvm/CodeGen/MachineConstantPool.h"
 #include "llvm/CodeGen/MachineFrameInfo.h"
 #include "llvm/CodeGen/MachineInstrBuilder.h"
+#include "llvm/CodeGen/MachineModuleInfo.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
 #include "llvm/IR/DataLayout.h"
 #include "llvm/IR/DerivedTypes.h"
@@ -878,6 +880,15 @@ bool WebAssemblyFastISel::selectCall(const Instruction *I) {
     // Add placeholders for the type index and immediate flags
     MIB.addImm(0);
     MIB.addImm(0);
+
+    // Ensure that the object file has a __indirect_function_table import, as we
+    // call_indirect against it.
+    MCSymbolWasm *Sym = WebAssembly::getOrCreateFunctionTableSymbol(
+        MF->getMMI().getContext(), "__indirect_function_table");
+    // Until call_indirect emits TABLE_NUMBER relocs against this symbol, mark
+    // it as NO_STRIP so as to ensure that the indirect function table makes it
+    // to linked output.
+    Sym->setNoStrip();
   }
 
   for (unsigned ArgReg : Args)