1 files changed, 11 insertions, 2 deletions
diff --git a/gnu/llvm/utils/TableGen/DisassemblerEmitter.cpp b/gnu/llvm/utils/TableGen/DisassemblerEmitter.cpp
index 6e1d8dde981..b99a0a973a2 100644
--- a/gnu/llvm/utils/TableGen/DisassemblerEmitter.cpp
+++ b/gnu/llvm/utils/TableGen/DisassemblerEmitter.cpp
@@ -8,6 +8,7 @@
 //===----------------------------------------------------------------------===//
 
 #include "CodeGenTarget.h"
+#include "WebAssemblyDisassemblerEmitter.h"
 #include "X86DisassemblerTables.h"
 #include "X86RecognizableInstr.h"
 #include "llvm/TableGen/Error.h"
@@ -74,8 +75,8 @@ using namespace llvm::X86Disassembler;
 ///     accurate.  Sometimes they are not.
 /// (3) to fix the tables to reflect the actual context (for example, required
 ///     prefixes), and possibly to add a new context by editing
-///     lib/Target/X86/X86DisassemblerDecoderCommon.h.  This is unlikely to be
-///     the cause.
+///     include/llvm/Support/X86DisassemblerDecoderCommon.h.  This is unlikely
+///     to be the cause.
 ///
 /// DisassemblerEmitter.cpp contains the implementation for the emitter,
 ///   which simply pulls out instructions from the CodeGenTarget and pushes them
@@ -125,6 +126,14 @@ void EmitDisassembler(RecordKeeper &Records, raw_ostream &OS) {
     return;
   }
 
+  // WebAssembly has variable length opcodes, so can't use EmitFixedLenDecoder
+  // below (which depends on a Size table-gen Record), and also uses a custom
+  // disassembler.
+  if (Target.getName() == "WebAssembly") {
+    emitWebAssemblyDisassemblerTables(OS, Target.getInstructionsByEnumValue());
+    return;
+  }
+
   // ARM and Thumb have a CHECK() macro to deal with DecodeStatuses.
   if (Target.getName() == "ARM" || Target.getName() == "Thumb" ||
       Target.getName() == "AArch64" || Target.getName() == "ARM64") {