add conversion functions and test cases for ARM

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@81809 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 48 insertions, 0 deletions

diff --git a/test/Unit/floatunssisfvfp_test.c b/test/Unit/floatunssisfvfp_test.c
new file mode 100644
index 00000000..13cee2f4
--- /dev/null
+++ b/test/Unit/floatunssisfvfp_test.c
@@ -0,0 +1,48 @@
+//===-- floatunssisfvfp_test.c - Test __floatunssisfvfp -------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file tests __floatunssisfvfp for the compiler_rt library.
+//
+//===----------------------------------------------------------------------===//
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+
+
+extern float __floatunssisfvfp(unsigned int a);
+
+#if __arm__
+int test__floatunssisfvfp(unsigned int a)
+{
+    float actual = __floatunssisfvfp(a);
+    float expected = a;
+    if (actual != expected)
+        printf("error in test__floatunssisfvfp(%u) = %f, expected %f\n",
+               a, actual, expected);
+    return actual != expected;
+}
+#endif
+
+int main()
+{
+#if __arm__
+    if (test__floatunssisfvfp(0))
+        return 1;
+    if (test__floatunssisfvfp(1))
+        return 1;
+    if (test__floatunssisfvfp(0x7FFFFFFF))
+        return 1;
+    if (test__floatunssisfvfp(0x80000000))
+        return 1;
+    if (test__floatunssisfvfp(0xFFFFFFFF))
+        return 1;
+#endif
+    return 0;
+}