[TSan][libdispatch] Move libdispatch tests out of Darwin folder

The libdispatch tests are now not tied to Darwin anymore. Move them to
their own platform-independent folder.

llvm-svn: 358316

Author: yln

compiler-rt/test/tsan/Darwin/gcd-after.mm renamed to compiler-rt/test/tsan/libdispatch/after.c

@@ -33,5 +33,5 @@ int main() {
 // CHECK: Hello world.
 // CHECK: addr=[[ADDR:0x[0-9,a-f]+]]
 // CHECK: WARNING: ThreadSanitizer: data race
-// CHECK: Location is global 'global' {{(of size 8 )?}}at [[ADDR]] (gcd-async-race.mm.tmp+0x{{[0-9,a-f]+}})
+// CHECK: Location is global 'global' {{(of size 8 )?}}at [[ADDR]] (async-race.c.tmp+0x{{[0-9,a-f]+}})
 // CHECK: Done.

compiler-rt/test/tsan/Darwin/gcd-async-norace.mm renamed to compiler-rt/test/tsan/libdispatch/async-norace.c

@@ -43,5 +43,5 @@ int main() {
 // CHECK: Hello world.
 // CHECK: addr=[[ADDR:0x[0-9,a-f]+]]
 // CHECK: WARNING: ThreadSanitizer: data race
-// CHECK: Location is global 'global' {{(of size 8 )?}}at [[ADDR]] (gcd-barrier-race.mm.tmp+0x{{[0-9,a-f]+}})
+// CHECK: Location is global 'global' {{(of size 8 )?}}at [[ADDR]] (barrier-race.c.tmp+0x{{[0-9,a-f]+}})
 // CHECK: Done.

compiler-rt/test/tsan/Darwin/gcd-async-race.mm renamed to compiler-rt/test/tsan/libdispatch/async-race.c

@@ -50,5 +50,5 @@ int main(int argc, const char *argv[]) {
 // CHECK: Hello world.
 // CHECK: addr=[[ADDR:0x[0-9,a-f]+]]
 // CHECK: WARNING: ThreadSanitizer: data race
-// CHECK: Location is global 'my_global' {{(of size 8 )?}}at [[ADDR]] (gcd-io-barrier-race.mm.tmp+0x{{[0-9,a-f]+}})
+// CHECK: Location is global 'my_global' {{(of size 8 )?}}at [[ADDR]] (io-barrier-race.c.tmp+0x{{[0-9,a-f]+}})
 // CHECK: Done.