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authorJing Yu <jingyu@google.com>2010-07-22 14:03:48 -0700
committerJing Yu <jingyu@google.com>2010-07-22 14:03:48 -0700
commitb094d6c4bf572654a031ecc4afe675154c886dc5 (patch)
tree89394c56b05e13a5413ee60237d65b0214fd98e2 /gcc-4.4.3/gcc/testsuite/gcc.target/i386/20080723-1.c
parentdc34721ac3bf7e3c406fba8cfe9d139393345ec5 (diff)
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commit gcc-4.4.3 which is used to build gcc-4.4.3 Android toolchain in master.
The source is based on fsf gcc-4.4.3 and contains local patches which are recorded in gcc-4.4.3/README.google. Change-Id: Id8c6d6927df274ae9749196a1cc24dbd9abc9887
Diffstat (limited to 'gcc-4.4.3/gcc/testsuite/gcc.target/i386/20080723-1.c')
-rw-r--r--gcc-4.4.3/gcc/testsuite/gcc.target/i386/20080723-1.c49
1 files changed, 49 insertions, 0 deletions
diff --git a/gcc-4.4.3/gcc/testsuite/gcc.target/i386/20080723-1.c b/gcc-4.4.3/gcc/testsuite/gcc.target/i386/20080723-1.c
new file mode 100644
index 000000000..a2ed5bf86
--- /dev/null
+++ b/gcc-4.4.3/gcc/testsuite/gcc.target/i386/20080723-1.c
@@ -0,0 +1,49 @@
+/* { dg-do run } */
+/* { dg-options "-O2" } */
+
+extern void abort (void);
+extern void exit (int);
+
+static inline __attribute__((always_inline))
+void
+prefetch (void *x)
+{
+ asm volatile("prefetcht0 %0" : : "m" (*(unsigned long *)x));
+}
+
+struct hlist_head
+{
+ struct hlist_node *first;
+};
+
+struct hlist_node
+{
+ struct hlist_node *next;
+ unsigned long i_ino;
+};
+
+struct hlist_node * find_inode_fast(struct hlist_head *head, unsigned long ino)
+{
+ struct hlist_node *node;
+
+ for (node = head->first;
+ node && (prefetch (node->next), 1);
+ node = node->next)
+ {
+ if (node->i_ino == ino)
+ break;
+ }
+ return node ? node : 0;
+}
+
+struct hlist_node g2;
+struct hlist_node g1 = { &g2 };
+struct hlist_head h = { &g1 };
+
+int
+main()
+{
+ if (find_inode_fast (&h, 1) != 0)
+ abort ();
+ exit (0);
+}