1 files changed, 40 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/mips/r10k-cache-barrier-2.c b/gcc/testsuite/gcc.target/mips/r10k-cache-barrier-2.c
new file mode 100644
index 000000000..3d06d0ddb
--- /dev/null
+++ b/gcc/testsuite/gcc.target/mips/r10k-cache-barrier-2.c
@@ -0,0 +1,40 @@
+/* { dg-options "-O2 -mabi=64 -mr10k-cache-barrier=store" } */
+
+/* Test that stores to constant cached addresses are protected
+   by cache barriers.  */
+
+#define TEST(ADDR)					\
+  NOMIPS16 void						\
+  test_##ADDR (int n)					\
+  {							\
+    *(volatile int *) (0x##ADDR##UL) = 1;		\
+  }
+
+TEST (8ffffffffffffffc)
+TEST (9000010000000000)
+
+TEST (91fffffffffffffc)
+TEST (9200010000000000)
+
+TEST (93fffffffffffffc)
+TEST (9500010000000000)
+
+TEST (95fffffffffffffc)
+TEST (9600010000000000)
+
+TEST (b7fffffffffffffc)
+TEST (b800010000000000)
+
+TEST (b9fffffffffffffc)
+TEST (ba00010000000000)
+
+TEST (bbfffffffffffffc)
+TEST (bc00010000000000)
+
+TEST (bdfffffffffffffc)
+TEST (be00010000000000)
+
+TEST (ffffffff9ffffffc)
+TEST (ffffffffc0000000)
+
+/* { dg-final { scan-assembler-times "\tcache\t" 18 } } */