1 files changed, 31 insertions, 0 deletions
diff --git a/lib/Target/WebAssembly/WebAssemblyInstrExceptRef.td b/lib/Target/WebAssembly/WebAssemblyInstrExceptRef.td
new file mode 100644
index 000000000000..41b39f69e51c
--- /dev/null
+++ b/lib/Target/WebAssembly/WebAssemblyInstrExceptRef.td
@@ -0,0 +1,31 @@
+// WebAssemblyInstrExceptRef.td-WebAssembly except_ref codegen --*- tablegen -*-
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+///
+/// \file
+/// WebAssembly except_ref operand code-gen constructs.
+///
+//===----------------------------------------------------------------------===//
+
+let Defs = [ARGUMENTS] in {
+
+defm SELECT_EXCEPT_REF : I<(outs EXCEPT_REF:$dst),
+                           (ins EXCEPT_REF:$lhs, EXCEPT_REF:$rhs, I32:$cond),
+                           (outs), (ins),
+                           [(set EXCEPT_REF:$dst,
+                            (select I32:$cond, EXCEPT_REF:$lhs,
+                             EXCEPT_REF:$rhs))],
+                           "except_ref.select\t$dst, $lhs, $rhs, $cond",
+                           "except_ref.select", 0x1b>;
+
+} // Defs = [ARGUMENTS]
+
+def : Pat<(select (i32 (setne I32:$cond, 0)), EXCEPT_REF:$lhs, EXCEPT_REF:$rhs),
+          (SELECT_EXCEPT_REF EXCEPT_REF:$lhs, EXCEPT_REF:$rhs, I32:$cond)>;
+def : Pat<(select (i32 (seteq I32:$cond, 0)), EXCEPT_REF:$lhs, EXCEPT_REF:$rhs),
+          (SELECT_EXCEPT_REF EXCEPT_REF:$rhs, EXCEPT_REF:$lhs, I32:$cond)>;