vendor/compiler-rt/compiler-rt-r224034

1 files changed, 260 insertions, 0 deletions

diff --git a/test/builtins/Unit/mulvti3_test.c b/test/builtins/Unit/mulvti3_test.c
new file mode 100644
index 0000000000000..6336f4550e0d4
--- /dev/null
+++ b/test/builtins/Unit/mulvti3_test.c
@@ -0,0 +1,260 @@
+//===-- mulvti3_test.c - Test __mulvti3 -----------------------------------===//
+//
+//                     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 __mulvti3 for the compiler_rt library.
+//
+//===----------------------------------------------------------------------===//
+
+#include "int_lib.h"
+#include <stdio.h>
+
+#ifdef CRT_HAS_128BIT
+
+// Returns: a * b
+
+// Effects: aborts if a * b overflows
+
+ti_int __mulvti3(ti_int a, ti_int b);
+
+int test__mulvti3(ti_int a, ti_int b, ti_int expected)
+{
+    ti_int x = __mulvti3(a, b);
+    if (x != expected)
+    {
+        twords at;
+        at.all = a;
+        twords bt;
+        bt.all = b;
+        twords xt;
+        xt.all = x;
+        twords expectedt;
+        expectedt.all = expected;
+        printf("error in __mulvti3: 0x%.16llX%.16llX * 0x%.16llX%.16llX = "
+               "0x%.16llX%.16llX, expected 0x%.16llX%.16llX\n",
+               at.s.high, at.s.low, bt.s.high, bt.s.low, xt.s.high, xt.s.low,
+               expectedt.s.high, expectedt.s.low);
+    }
+    return x != expected;
+}
+
+#endif
+
+int main()
+{
+#ifdef CRT_HAS_128BIT
+    if (test__mulvti3(0, 0, 0))
+        return 1;
+    if (test__mulvti3(0, 1, 0))
+        return 1;
+    if (test__mulvti3(1, 0, 0))
+        return 1;
+    if (test__mulvti3(0, 10, 0))
+        return 1;
+    if (test__mulvti3(10, 0, 0))
+        return 1;
+    if (test__mulvti3(0, 81985529216486895LL, 0))
+        return 1;
+    if (test__mulvti3(81985529216486895LL, 0, 0))
+        return 1;
+
+    if (test__mulvti3(0, -1, 0))
+        return 1;
+    if (test__mulvti3(-1, 0, 0))
+        return 1;
+    if (test__mulvti3(0, -10, 0))
+        return 1;
+    if (test__mulvti3(-10, 0, 0))
+        return 1;
+    if (test__mulvti3(0, -81985529216486895LL, 0))
+        return 1;
+    if (test__mulvti3(-81985529216486895LL, 0, 0))
+        return 1;
+
+    if (test__mulvti3(1, 1, 1))
+        return 1;
+    if (test__mulvti3(1, 10, 10))
+        return 1;
+    if (test__mulvti3(10, 1, 10))
+        return 1;
+    if (test__mulvti3(1, 81985529216486895LL, 81985529216486895LL))
+        return 1;
+    if (test__mulvti3(81985529216486895LL, 1, 81985529216486895LL))
+        return 1;
+
+    if (test__mulvti3(1, -1, -1))
+        return 1;
+    if (test__mulvti3(1, -10, -10))
+        return 1;
+    if (test__mulvti3(-10, 1, -10))
+        return 1;
+    if (test__mulvti3(1, -81985529216486895LL, -81985529216486895LL))
+        return 1;
+    if (test__mulvti3(-81985529216486895LL, 1, -81985529216486895LL))
+        return 1;
+
+    if (test__mulvti3(3037000499LL, 3037000499LL, 9223372030926249001LL))
+        return 1;
+    if (test__mulvti3(-3037000499LL, 3037000499LL, -9223372030926249001LL))
+        return 1;
+    if (test__mulvti3(3037000499LL, -3037000499LL, -9223372030926249001LL))
+        return 1;
+    if (test__mulvti3(-3037000499LL, -3037000499LL, 9223372030926249001LL))
+        return 1;
+
+    if (test__mulvti3(4398046511103LL, 2097152LL, 9223372036852678656LL))
+        return 1;
+    if (test__mulvti3(-4398046511103LL, 2097152LL, -9223372036852678656LL))
+        return 1;
+    if (test__mulvti3(4398046511103LL, -2097152LL, -9223372036852678656LL))
+        return 1;
+    if (test__mulvti3(-4398046511103LL, -2097152LL, 9223372036852678656LL))
+        return 1;
+
+    if (test__mulvti3(2097152LL, 4398046511103LL, 9223372036852678656LL))
+        return 1;
+    if (test__mulvti3(-2097152LL, 4398046511103LL, -9223372036852678656LL))
+        return 1;
+    if (test__mulvti3(2097152LL, -4398046511103LL, -9223372036852678656LL))
+        return 1;
+    if (test__mulvti3(-2097152LL, -4398046511103LL, 9223372036852678656LL))
+        return 1;
+
+    if (test__mulvti3(make_ti(0x00000000000000B5LL, 0x04F333F9DE5BE000LL),
+                      make_ti(0x0000000000000000LL, 0x00B504F333F9DE5BLL),
+                      make_ti(0x7FFFFFFFFFFFF328LL, 0xDF915DA296E8A000LL)))
+        return 1;
+
+//     if (test__mulvti3(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
+//                       -2,
+//                       make_ti(0x8000000000000000LL, 0x0000000000000001LL)))  // abort
+//         return 1;
+//     if (test__mulvti3(-2,
+//                       make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
+//                       make_ti(0x8000000000000000LL, 0x0000000000000001LL)))  // abort
+//         return 1;
+    if (test__mulvti3(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
+                      -1,
+                      make_ti(0x8000000000000000LL, 0x0000000000000001LL)))
+        return 1;
+    if (test__mulvti3(-1,
+                      make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
+                      make_ti(0x8000000000000000LL, 0x0000000000000001LL)))
+        return 1;
+    if (test__mulvti3(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
+                      0,
+                      0))
+        return 1;
+    if (test__mulvti3(0,
+                      make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
+                      0))
+        return 1;
+    if (test__mulvti3(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
+                      1,
+                      make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL)))
+        return 1;
+    if (test__mulvti3(1,
+                      make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
+                      make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL)))
+        return 1;
+//     if (test__mulvti3(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
+//                       2,
+//                       make_ti(0x8000000000000000LL, 0x0000000000000001LL)))  // abort
+//         return 1;
+//     if (test__mulvti3(2,
+//                       make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
+//                       make_ti(0x8000000000000000LL, 0x0000000000000001LL)))  // abort
+//         return 1;
+
+//     if (test__mulvti3(make_ti(0x8000000000000000LL, 0x0000000000000000LL),
+//                       -2,
+//                       make_ti(0x8000000000000000LL, 0x0000000000000000LL)))  // abort
+//         return 1;
+//     if (test__mulvti3(-2,
+//                       make_ti(0x8000000000000000LL, 0x0000000000000000LL),
+//                       make_ti(0x8000000000000000LL, 0x0000000000000000LL)))  // abort
+//         return 1;
+//     if (test__mulvti3(make_ti(0x8000000000000000LL, 0x0000000000000000LL),
+//                       -1,
+//                       make_ti(0x8000000000000000LL, 0x0000000000000000LL)))  // abort
+//         return 1;
+//     if (test__mulvti3(-1,
+//                       make_ti(0x8000000000000000LL, 0x0000000000000000LL),
+//                       make_ti(0x8000000000000000LL, 0x0000000000000000LL)))  // abort
+//         return 1;
+    if (test__mulvti3(make_ti(0x8000000000000000LL, 0x0000000000000000LL),
+                      0,
+                      0))
+        return 1;
+    if (test__mulvti3(0,
+                      make_ti(0x8000000000000000LL, 0x0000000000000000LL),
+                      0))
+        return 1;
+    if (test__mulvti3(make_ti(0x8000000000000000LL, 0x0000000000000000LL),
+                      1,
+                      make_ti(0x8000000000000000LL, 0x0000000000000000LL)))
+        return 1;
+    if (test__mulvti3(1,
+                      make_ti(0x8000000000000000LL, 0x0000000000000000LL),
+                      make_ti(0x8000000000000000LL, 0x0000000000000000LL)))
+        return 1;
+//     if (test__mulvti3(make_ti(0x8000000000000000LL, 0x0000000000000000LL),
+//                       2,
+//                       make_ti(0x8000000000000000LL, 0x0000000000000000LL)))  // abort
+//         return 1;
+//     if (test__mulvti3(2,
+//                       make_ti(0x8000000000000000LL, 0x0000000000000000LL),
+//                       make_ti(0x8000000000000000LL, 0x0000000000000000LL)))  // abort
+//         return 1;
+
+//     if (test__mulvti3(make_ti(0x8000000000000000LL, 0x0000000000000001LL),
+//                       -2,
+//                       make_ti(0x8000000000000000LL, 0x0000000000000001LL)))  // abort
+//         return 1;
+//     if (test__mulvti3(-2,
+//                       make_ti(0x8000000000000000LL, 0x0000000000000001LL),
+//                       make_ti(0x8000000000000000LL, 0x0000000000000001LL)))  // abort
+//         return 1;
+    if (test__mulvti3(make_ti(0x8000000000000000LL, 0x0000000000000001LL),
+                      -1,
+                      make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL)))
+        return 1;
+    if (test__mulvti3(-1,
+                      make_ti(0x8000000000000000LL, 0x0000000000000001LL),
+                      make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL)))
+        return 1;
+    if (test__mulvti3(make_ti(0x8000000000000000LL, 0x0000000000000001LL),
+                      0,
+                      0))
+        return 1;
+    if (test__mulvti3(0,
+                      make_ti(0x8000000000000000LL, 0x0000000000000001LL),
+                      0))
+        return 1;
+    if (test__mulvti3(make_ti(0x8000000000000000LL, 0x0000000000000001LL),
+                      1,
+                      make_ti(0x8000000000000000LL, 0x0000000000000001LL)))
+        return 1;
+    if (test__mulvti3(1,
+                      make_ti(0x8000000000000000LL, 0x0000000000000001LL),
+                      make_ti(0x8000000000000000LL, 0x0000000000000001LL)))
+        return 1;
+//     if (test__mulvti3(make_ti(0x8000000000000000LL, 0x0000000000000001LL),
+//                       2,
+//                       make_ti(0x8000000000000000LL, 0x0000000000000000LL)))  // abort
+//         return 1;
+//     if (test__mulvti3(2,
+//                       make_ti(0x8000000000000000LL, 0x0000000000000001LL),
+//                       make_ti(0x8000000000000000LL, 0x0000000000000000LL)))  // abort
+//         return 1;
+
+#else
+    printf("skipped\n");
+#endif
+    return 0;
+}