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-rw-r--r--test/Unit/mulvti3_test.c258
1 files changed, 258 insertions, 0 deletions
diff --git a/test/Unit/mulvti3_test.c b/test/Unit/mulvti3_test.c
new file mode 100644
index 000000000000..509b26739e12
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+++ b/test/Unit/mulvti3_test.c
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+//===-- mulvti3_test.c - Test __mulvti3 -----------------------------------===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file tests __mulvti3 for the compiler_rt library.
+//
+//===----------------------------------------------------------------------===//
+
+#if __x86_64
+
+#include "int_lib.h"
+#include <stdio.h>
+
+// 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()
+{
+#if __x86_64
+ 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;
+
+#endif
+ return 0;
+}
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