From 1bc5aee63eb72b341f506ad058502cd0361f0d10 Mon Sep 17 00:00:00 2001 From: Ben Cheng Date: Tue, 25 Mar 2014 22:37:19 -0700 Subject: Initial checkin of GCC 4.9.0 from trunk (r208799). Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba --- gcc-4.9/gcc/testsuite/gcc.dg/atomic-load-2.c | 69 ++++++++++++++++++++++++++++ 1 file changed, 69 insertions(+) create mode 100644 gcc-4.9/gcc/testsuite/gcc.dg/atomic-load-2.c (limited to 'gcc-4.9/gcc/testsuite/gcc.dg/atomic-load-2.c') diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/atomic-load-2.c b/gcc-4.9/gcc/testsuite/gcc.dg/atomic-load-2.c new file mode 100644 index 000000000..e937a2dab --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/atomic-load-2.c @@ -0,0 +1,69 @@ +/* Test __atomic routines for existence and proper execution on 2 byte + values with each valid memory model. */ +/* { dg-do run } */ +/* { dg-require-effective-target sync_char_short } */ + + +/* Test the execution of the __atomic_load_n builtin for a short. */ + +extern void abort(void); + +short v, count; + + +int +main () +{ + v = 0; + count = 0; + + if (__atomic_load_n (&v, __ATOMIC_RELAXED) != count++) + abort(); + else + v++; + + if (__atomic_load_n (&v, __ATOMIC_ACQUIRE) != count++) + abort(); + else + v++; + + if (__atomic_load_n (&v, __ATOMIC_CONSUME) != count++) + abort(); + else + v++; + + if (__atomic_load_n (&v, __ATOMIC_SEQ_CST) != count++) + abort(); + else + v++; + + /* Now test the generic variants. */ + + __atomic_load (&v, &count, __ATOMIC_RELAXED); + if (count != v) + abort(); + else + v++; + + __atomic_load (&v, &count, __ATOMIC_ACQUIRE); + if (count != v) + abort(); + else + v++; + + __atomic_load (&v, &count, __ATOMIC_CONSUME); + if (count != v) + abort(); + else + v++; + + __atomic_load (&v, &count, __ATOMIC_SEQ_CST); + if (count != v) + abort(); + else + v++; + + + return 0; +} + -- cgit v1.2.3