[WebAssembly] Also legalize sign_extend_inreg of i32->i64.
llvm-svn: 255191
diff --git a/llvm/test/CodeGen/WebAssembly/legalize.ll b/llvm/test/CodeGen/WebAssembly/legalize.ll
index 4bfec21..5279f4f 100644
--- a/llvm/test/CodeGen/WebAssembly/legalize.ll
+++ b/llvm/test/CodeGen/WebAssembly/legalize.ll
@@ -22,3 +22,12 @@
%t = shl i53 %a, %b
ret i53 %t
}
+
+; CHECK-LABEL: sext_in_reg_i32_i64:
+; CHECK: i64.shl
+; CHECK: i64.shr_s
+define i64 @sext_in_reg_i32_i64(i64 %a) {
+ %b = shl i64 %a, 32
+ %c = ashr i64 %b, 32
+ ret i64 %c
+}