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Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.target/i386/hle-xchg-acq-1.c')
-rw-r--r--gcc-4.9/gcc/testsuite/gcc.target/i386/hle-xchg-acq-1.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/i386/hle-xchg-acq-1.c b/gcc-4.9/gcc/testsuite/gcc.target/i386/hle-xchg-acq-1.c
new file mode 100644
index 000000000..441c45470
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.target/i386/hle-xchg-acq-1.c
@@ -0,0 +1,9 @@
+/* { dg-do compile } */
+/* { dg-options "-mhle" } */
+/* { dg-final { scan-assembler "\[ \n\t\]+\(xacquire\|\.byte\[ \t\]+0xf2\)\[ \t\n\]+xchg" } } */
+
+int
+hle_xchg (int *p, int v)
+{
+ return __atomic_exchange_n (p, v, __ATOMIC_ACQUIRE | __ATOMIC_HLE_ACQUIRE);
+}