[WebAssembly] Mark immediates.ll as XFAILed on MIPS hosts

Usually MIPS hosts uses a legacy (non IEEE 754-2008) encoding for NaNs.
Tests like `nan_f32` failed in attempt to compare hard-coded IEEE
754-2008 NaN value and a legacy NaN value provided by a system.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@346773 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/WebAssembly/immediates.ll b/test/CodeGen/WebAssembly/immediates.ll
index 0c96365..ee8833b 100644 (file)
--- a/test/CodeGen/WebAssembly/immediates.ll
+++ b/test/CodeGen/WebAssembly/immediates.ll
@@ -1,5 +1,10 @@
 ; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt -wasm-keep-registers | FileCheck %s
 
+; Usually MIPS hosts uses a legacy (non IEEE 754-2008) encoding for NaNs.
+; Tests like `nan_f32` failed in attempt to compare hard-coded IEEE 754-2008
+; NaN value and a legacy NaN value provided by a system.
+; XFAIL: mips-, mipsel-, mips64-, mips64el-
+
 ; Test that basic immediates assemble as expected.
 
 target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"