[WebAssembly] Annotate call and load/store immediates.

These will be used to guide the binary encoding of these immediates.

llvm-svn: 290412
diff --git a/llvm/lib/Target/WebAssembly/MCTargetDesc/WebAssemblyMCTargetDesc.h b/llvm/lib/Target/WebAssembly/MCTargetDesc/WebAssemblyMCTargetDesc.h
index 2d6821f..8583b77 100644
--- a/llvm/lib/Target/WebAssembly/MCTargetDesc/WebAssemblyMCTargetDesc.h
+++ b/llvm/lib/Target/WebAssembly/MCTargetDesc/WebAssemblyMCTargetDesc.h
@@ -55,6 +55,10 @@
   OPERAND_F32IMM,
   /// 64-bit floating-point immediates.
   OPERAND_F64IMM,
+  /// 32-bit unsigned function indices.
+  OPERAND_FUNCTION32,
+  /// 32-bit unsigned memory offsets.
+  OPERAND_OFFSET32,
   /// p2align immediate for load and store address alignment.
   OPERAND_P2ALIGN,
   /// signature immediate for block/loop.