aboutsummaryrefslogtreecommitdiff
path: root/test/builtins/Unit/muloti4_test.c
diff options
context:
space:
mode:
Diffstat (limited to 'test/builtins/Unit/muloti4_test.c')
-rw-r--r--test/builtins/Unit/muloti4_test.c280
1 files changed, 280 insertions, 0 deletions
diff --git a/test/builtins/Unit/muloti4_test.c b/test/builtins/Unit/muloti4_test.c
new file mode 100644
index 000000000000..95439a4197a3
--- /dev/null
+++ b/test/builtins/Unit/muloti4_test.c
@@ -0,0 +1,280 @@
+//===-- muloti4_test.c - Test __muloti4 -----------------------------------===//
+//
+// 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 __muloti3 for the compiler_rt library.
+//
+//===----------------------------------------------------------------------===//
+
+#include "int_lib.h"
+#include <stdio.h>
+
+#ifdef CRT_HAS_128BIT
+
+// Returns: a * b
+
+// Effects: sets overflow if a * b overflows
+
+ti_int __muloti4(ti_int a, ti_int b, int *overflow);
+
+int test__muloti4(ti_int a, ti_int b, ti_int expected, int expected_overflow)
+{
+ int ov;
+ ti_int x = __muloti4(a, b, &ov);
+ if (ov != expected_overflow) {
+ twords at;
+ at.all = a;
+ twords bt;
+ bt.all = b;
+ twords xt;
+ xt.all = x;
+ twords expectedt;
+ expectedt.all = expected;
+
+ printf("error in __muloti4: overflow=%d expected=%d\n",
+ ov, expected_overflow);
+ printf("error in __muloti4: 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 1;
+ }
+ else if (!expected_overflow && 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 __muloti4: 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 1;
+ }
+ return 0;
+}
+
+#endif
+
+int main()
+{
+#ifdef CRT_HAS_128BIT
+ if (test__muloti4(0, 0, 0, 0))
+ return 1;
+ if (test__muloti4(0, 1, 0, 0))
+ return 1;
+ if (test__muloti4(1, 0, 0, 0))
+ return 1;
+ if (test__muloti4(0, 10, 0, 0))
+ return 1;
+ if (test__muloti4(10, 0, 0, 0))
+ return 1;
+ if (test__muloti4(0, 81985529216486895LL, 0, 0))
+ return 1;
+ if (test__muloti4(81985529216486895LL, 0, 0, 0))
+ return 1;
+
+ if (test__muloti4(0, -1, 0, 0))
+ return 1;
+ if (test__muloti4(-1, 0, 0, 0))
+ return 1;
+ if (test__muloti4(0, -10, 0, 0))
+ return 1;
+ if (test__muloti4(-10, 0, 0, 0))
+ return 1;
+ if (test__muloti4(0, -81985529216486895LL, 0, 0))
+ return 1;
+ if (test__muloti4(-81985529216486895LL, 0, 0, 0))
+ return 1;
+
+ if (test__muloti4(1, 1, 1, 0))
+ return 1;
+ if (test__muloti4(1, 10, 10, 0))
+ return 1;
+ if (test__muloti4(10, 1, 10, 0))
+ return 1;
+ if (test__muloti4(1, 81985529216486895LL, 81985529216486895LL, 0))
+ return 1;
+ if (test__muloti4(81985529216486895LL, 1, 81985529216486895LL, 0))
+ return 1;
+
+ if (test__muloti4(1, -1, -1, 0))
+ return 1;
+ if (test__muloti4(1, -10, -10, 0))
+ return 1;
+ if (test__muloti4(-10, 1, -10, 0))
+ return 1;
+ if (test__muloti4(1, -81985529216486895LL, -81985529216486895LL, 0))
+ return 1;
+ if (test__muloti4(-81985529216486895LL, 1, -81985529216486895LL, 0))
+ return 1;
+
+ if (test__muloti4(3037000499LL, 3037000499LL, 9223372030926249001LL, 0))
+ return 1;
+ if (test__muloti4(-3037000499LL, 3037000499LL, -9223372030926249001LL, 0))
+ return 1;
+ if (test__muloti4(3037000499LL, -3037000499LL, -9223372030926249001LL, 0))
+ return 1;
+ if (test__muloti4(-3037000499LL, -3037000499LL, 9223372030926249001LL, 0))
+ return 1;
+
+ if (test__muloti4(4398046511103LL, 2097152LL, 9223372036852678656LL, 0))
+ return 1;
+ if (test__muloti4(-4398046511103LL, 2097152LL, -9223372036852678656LL, 0))
+ return 1;
+ if (test__muloti4(4398046511103LL, -2097152LL, -9223372036852678656LL, 0))
+ return 1;
+ if (test__muloti4(-4398046511103LL, -2097152LL, 9223372036852678656LL, 0))
+ return 1;
+
+ if (test__muloti4(2097152LL, 4398046511103LL, 9223372036852678656LL, 0))
+ return 1;
+ if (test__muloti4(-2097152LL, 4398046511103LL, -9223372036852678656LL, 0))
+ return 1;
+ if (test__muloti4(2097152LL, -4398046511103LL, -9223372036852678656LL, 0))
+ return 1;
+ if (test__muloti4(-2097152LL, -4398046511103LL, 9223372036852678656LL, 0))
+ return 1;
+
+ if (test__muloti4(make_ti(0x00000000000000B5LL, 0x04F333F9DE5BE000LL),
+ make_ti(0x0000000000000000LL, 0x00B504F333F9DE5BLL),
+ make_ti(0x7FFFFFFFFFFFF328LL, 0xDF915DA296E8A000LL), 0))
+ return 1;
+
+ if (test__muloti4(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
+ -2,
+ make_ti(0x8000000000000000LL, 0x0000000000000001LL), 1))
+ return 1;
+ if (test__muloti4(-2,
+ make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
+ make_ti(0x8000000000000000LL, 0x0000000000000001LL), 1))
+ return 1;
+ if (test__muloti4(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
+ -1,
+ make_ti(0x8000000000000000LL, 0x0000000000000001LL), 0))
+ return 1;
+ if (test__muloti4(-1,
+ make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
+ make_ti(0x8000000000000000LL, 0x0000000000000001LL), 0))
+ return 1;
+ if (test__muloti4(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
+ 0,
+ 0, 0))
+ return 1;
+ if (test__muloti4(0,
+ make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
+ 0, 0))
+ return 1;
+ if (test__muloti4(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
+ 1,
+ make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL), 0))
+ return 1;
+ if (test__muloti4(1,
+ make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
+ make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL), 0))
+ return 1;
+ if (test__muloti4(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
+ 2,
+ make_ti(0x8000000000000000LL, 0x0000000000000001LL), 1))
+ return 1;
+ if (test__muloti4(2,
+ make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
+ make_ti(0x8000000000000000LL, 0x0000000000000001LL), 1))
+ return 1;
+
+ if (test__muloti4(make_ti(0x8000000000000000LL, 0x0000000000000000LL),
+ -2,
+ make_ti(0x8000000000000000LL, 0x0000000000000000LL), 1))
+ return 1;
+ if (test__muloti4(-2,
+ make_ti(0x8000000000000000LL, 0x0000000000000000LL),
+ make_ti(0x8000000000000000LL, 0x0000000000000000LL), 1))
+ return 1;
+ if (test__muloti4(make_ti(0x8000000000000000LL, 0x0000000000000000LL),
+ -1,
+ make_ti(0x8000000000000000LL, 0x0000000000000000LL), 1))
+ return 1;
+ if (test__muloti4(-1,
+ make_ti(0x8000000000000000LL, 0x0000000000000000LL),
+ make_ti(0x8000000000000000LL, 0x0000000000000000LL), 1))
+ return 1;
+ if (test__muloti4(make_ti(0x8000000000000000LL, 0x0000000000000000LL),
+ 0,
+ 0, 0))
+ return 1;
+ if (test__muloti4(0,
+ make_ti(0x8000000000000000LL, 0x0000000000000000LL),
+ 0, 0))
+ return 1;
+ if (test__muloti4(make_ti(0x8000000000000000LL, 0x0000000000000000LL),
+ 1,
+ make_ti(0x8000000000000000LL, 0x0000000000000000LL), 0))
+ return 1;
+ if (test__muloti4(1,
+ make_ti(0x8000000000000000LL, 0x0000000000000000LL),
+ make_ti(0x8000000000000000LL, 0x0000000000000000LL), 0))
+ return 1;
+ if (test__muloti4(make_ti(0x8000000000000000LL, 0x0000000000000000LL),
+ 2,
+ make_ti(0x8000000000000000LL, 0x0000000000000000LL), 1))
+ return 1;
+ if (test__muloti4(2,
+ make_ti(0x8000000000000000LL, 0x0000000000000000LL),
+ make_ti(0x8000000000000000LL, 0x0000000000000000LL), 1))
+ return 1;
+
+ if (test__muloti4(make_ti(0x8000000000000000LL, 0x0000000000000001LL),
+ -2,
+ make_ti(0x8000000000000000LL, 0x0000000000000001LL), 1))
+ return 1;
+ if (test__muloti4(-2,
+ make_ti(0x8000000000000000LL, 0x0000000000000001LL),
+ make_ti(0x8000000000000000LL, 0x0000000000000001LL), 1))
+ return 1;
+ if (test__muloti4(make_ti(0x8000000000000000LL, 0x0000000000000001LL),
+ -1,
+ make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL), 0))
+ return 1;
+ if (test__muloti4(-1,
+ make_ti(0x8000000000000000LL, 0x0000000000000001LL),
+ make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL), 0))
+ return 1;
+ if (test__muloti4(make_ti(0x8000000000000000LL, 0x0000000000000001LL),
+ 0,
+ 0, 0))
+ return 1;
+ if (test__muloti4(0,
+ make_ti(0x8000000000000000LL, 0x0000000000000001LL),
+ 0, 0))
+ return 1;
+ if (test__muloti4(make_ti(0x8000000000000000LL, 0x0000000000000001LL),
+ 1,
+ make_ti(0x8000000000000000LL, 0x0000000000000001LL), 0))
+ return 1;
+ if (test__muloti4(1,
+ make_ti(0x8000000000000000LL, 0x0000000000000001LL),
+ make_ti(0x8000000000000000LL, 0x0000000000000001LL), 0))
+ return 1;
+ if (test__muloti4(make_ti(0x8000000000000000LL, 0x0000000000000001LL),
+ 2,
+ make_ti(0x8000000000000000LL, 0x0000000000000000LL), 1))
+ return 1;
+ if (test__muloti4(2,
+ make_ti(0x8000000000000000LL, 0x0000000000000001LL),
+ make_ti(0x8000000000000000LL, 0x0000000000000000LL), 1))
+ return 1;
+
+#else
+ printf("skipped\n");
+#endif
+ return 0;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-26 06:19:23 +0000