summaryrefslogtreecommitdiff
path: root/test/builtins/Unit/modsi3_test.c
diff options
context:
space:
mode:
authorAlexey Samsonov <samsonov@google.com>2014-02-14 09:47:31 +0000
committerAlexey Samsonov <samsonov@google.com>2014-02-14 09:47:31 +0000
commit28d10da69f52af1b01fbc12fd503621713641500 (patch)
tree76222f9698fdaafdfe23235d18d5ac804ea515d6 /test/builtins/Unit/modsi3_test.c
parent08c9d0bc3ac37d7d5def0318a1420e67cca53e41 (diff)
downloadcompiler-rt-28d10da69f52af1b01fbc12fd503621713641500.tar.gz
Move tests for BlocksRuntime and builtins to corresponding directories under test/
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@201396 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/builtins/Unit/modsi3_test.c')
-rw-r--r--test/builtins/Unit/modsi3_test.c57
1 files changed, 57 insertions, 0 deletions
diff --git a/test/builtins/Unit/modsi3_test.c b/test/builtins/Unit/modsi3_test.c
new file mode 100644
index 000000000..52ec9a0ae
--- /dev/null
+++ b/test/builtins/Unit/modsi3_test.c
@@ -0,0 +1,57 @@
+/* ===-- modsi3_test.c - Test __modsi3 -------------------------------------===
+ *
+ * The LLVM Compiler Infrastructure
+ *
+ * This file is dual licensed under the MIT and the University of Illinois Open
+ * Source Licenses. See LICENSE.TXT for details.
+ *
+ * ===----------------------------------------------------------------------===
+ *
+ * This file tests __modsi3 for the compiler_rt library.
+ *
+ * ===----------------------------------------------------------------------===
+ */
+
+#include "int_lib.h"
+#include <stdio.h>
+
+/* Returns: a % b */
+
+si_int __modsi3(si_int a, si_int b);
+
+int test__modsi3(si_int a, si_int b, si_int expected) {
+ si_int x = __modsi3(a, b);
+ if (x != expected)
+ fprintf(stderr, "error in __modsi3: %d %% %d = %d, expected %d\n",
+ a, b, x, expected);
+ return x != expected;
+}
+
+int main() {
+ if (test__modsi3(0, 1, 0))
+ return 1;
+ if (test__modsi3(0, -1, 0))
+ return 1;
+
+ if (test__modsi3(5, 3, 2))
+ return 1;
+ if (test__modsi3(5, -3, 2))
+ return 1;
+ if (test__modsi3(-5, 3, -2))
+ return 1;
+ if (test__modsi3(-5, -3, -2))
+ return 1;
+
+ if (test__modsi3(0x80000000, 1, 0x0))
+ return 1;
+ if (test__modsi3(0x80000000, 2, 0x0))
+ return 1;
+ if (test__modsi3(0x80000000, -2, 0x0))
+ return 1;
+ if (test__modsi3(0x80000000, 3, -2))
+ return 1;
+ if (test__modsi3(0x80000000, -3, -2))
+ return 1;
+
+ return 0;
+}