Test case for r192957

Forgot to 'svn add'

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@192978 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/X86/nocx16.ll b/test/CodeGen/X86/nocx16.ll
new file mode 100644 (file)
index 0000000..cceaac4
--- /dev/null
+++ b/test/CodeGen/X86/nocx16.ll
@@ -0,0 +1,21 @@
+; RUN: llc < %s -march=x86-64 -mcpu=corei7 -mattr=-cx16 | FileCheck %s
+define void @test(i128* %a) nounwind {
+entry:
+; CHECK: __sync_val_compare_and_swap_16
+  %0 = cmpxchg i128* %a, i128 1, i128 1 seq_cst
+; CHECK: __sync_lock_test_and_set_16
+  %1 = atomicrmw xchg i128* %a, i128 1 seq_cst
+; CHECK: __sync_fetch_and_add_16
+  %2 = atomicrmw add i128* %a, i128 1 seq_cst
+; CHECK: __sync_fetch_and_sub_16
+  %3 = atomicrmw sub i128* %a, i128 1 seq_cst
+; CHECK: __sync_fetch_and_and_16
+  %4 = atomicrmw and i128* %a, i128 1 seq_cst
+; CHECK: __sync_fetch_and_nand_16
+  %5 = atomicrmw nand i128* %a, i128 1 seq_cst
+; CHECK: __sync_fetch_and_or_16
+  %6 = atomicrmw or i128* %a, i128 1 seq_cst
+; CHECK: __sync_fetch_and_xor_16
+  %7 = atomicrmw xor i128* %a, i128 1 seq_cst
+  ret void
+}