WebAssembly: assert that there aren't any constant pools

WebAssembly will either use globals or immediates, since it's a virtual ISA.

llvm-svn: 245989

1 files changed, 7 insertions, 0 deletions

diff --git a/llvm/lib/Target/WebAssembly/WebAssemblyAsmPrinter.cpp b/llvm/lib/Target/WebAssembly/WebAssemblyAsmPrinter.cpp
index a81e35ea4da..aa7734118a6 100644
--- a/llvm/lib/Target/WebAssembly/WebAssemblyAsmPrinter.cpp
+++ b/llvm/lib/Target/WebAssembly/WebAssemblyAsmPrinter.cpp
@@ -23,6 +23,7 @@
 
 #include "llvm/ADT/SmallString.h"
 #include "llvm/CodeGen/AsmPrinter.h"
+#include "llvm/CodeGen/MachineConstantPool.h"
 #include "llvm/CodeGen/MachineInstr.h"
 #include "llvm/IR/DataLayout.h"
 #include "llvm/IR/DebugInfo.h"
@@ -67,6 +68,7 @@ private:
   // AsmPrinter Implementation.
   //===------------------------------------------------------------------===//
 
+  void EmitConstantPool() override;
   void EmitFunctionEntryLabel() override;
   void EmitFunctionBodyStart() override;
   void EmitFunctionBodyEnd() override;
@@ -108,6 +110,11 @@ static const char *toType(const Type *Ty) {
   return "<invalid>";
 }
 
+void WebAssemblyAsmPrinter::EmitConstantPool() {
+  assert(MF->getConstantPool()->getConstants().empty() &&
+         "WebAssembly disables constant pools");
+}
+
 void WebAssemblyAsmPrinter::EmitFunctionEntryLabel() {
   SmallString<128> Str;
   raw_svector_ostream OS(Str);