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-rw-r--r--test/builtins/Unit/fixtfsi_test.c65
1 files changed, 65 insertions, 0 deletions
diff --git a/test/builtins/Unit/fixtfsi_test.c b/test/builtins/Unit/fixtfsi_test.c
new file mode 100644
index 000000000000..45ad0d243785
--- /dev/null
+++ b/test/builtins/Unit/fixtfsi_test.c
@@ -0,0 +1,65 @@
+//===--------------- fixtfsi_test.c - Test __fixtfsi ----------------------===//
+//
+// 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 __fixtfsi for the compiler_rt library.
+//
+//===----------------------------------------------------------------------===//
+
+#include <stdio.h>
+
+#if __LDBL_MANT_DIG__ == 113
+
+#include "fp_test.h"
+
+int __fixtfsi(long double a);
+
+int test__fixtfsi(long double a, int expected)
+{
+ int x = __fixtfsi(a);
+ int ret = (x != expected);
+
+ if (ret){
+ printf("error in test__fixtfsi(%.20Lf) = %d, "
+ "expected %d\n", a, x, expected);
+ }
+ return ret;
+}
+
+char assumption_1[sizeof(long double) * CHAR_BIT == 128] = {0};
+
+#endif
+
+int main()
+{
+#if __LDBL_MANT_DIG__ == 113
+ if (test__fixtfsi(makeInf128(), 0x7fffffff))
+ return 1;
+ if (test__fixtfsi(0, 0x0))
+ return 1;
+ if (test__fixtfsi(0x1.23456789abcdefp+5, 0x24))
+ return 1;
+ if (test__fixtfsi(0x1.23456789abcdefp-3, 0x0))
+ return 1;
+ if (test__fixtfsi(0x1.23456789abcdefp+20, 0x123456))
+ return 1;
+ if (test__fixtfsi(0x1.23456789abcdefp+40, 0x7fffffff))
+ return 1;
+ if (test__fixtfsi(0x1.23456789abcdefp+256, 0x7fffffff))
+ return 1;
+ if (test__fixtfsi(-0x1.23456789abcdefp+20, 0xffedcbaa))
+ return 1;
+ if (test__fixtfsi(-0x1.23456789abcdefp+40, 0x80000001))
+ return 1;
+
+#else
+ printf("skipped\n");
+
+#endif
+ return 0;
+}