From 3f2546b2ef55b661fd8dd69682b38992225e86f6 Mon Sep 17 00:00:00 2001
From: fishsoupisgood <github@madingley.org>
Date: Mon, 29 Apr 2019 01:17:54 +0100
Subject: Initial import of qemu-2.4.1

---
 tests/tcg/openrisc/test_mul.c | 61 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 tests/tcg/openrisc/test_mul.c

(limited to 'tests/tcg/openrisc/test_mul.c')

diff --git a/tests/tcg/openrisc/test_mul.c b/tests/tcg/openrisc/test_mul.c
new file mode 100644
index 00000000..130101fd
--- /dev/null
+++ b/tests/tcg/openrisc/test_mul.c
@@ -0,0 +1,61 @@
+#include <stdio.h>
+
+int main(void)
+{
+    int a, b, c;
+    int result;
+
+    b = 0x4;
+    c = 0x1;
+    result = 0x4;
+    __asm
+    ("l.mul    %0, %1, %2\n\t"
+     : "=r"(a)
+     : "r"(b), "r"(c)
+    );
+    if (a != result) {
+        printf("mul error\n");
+        return -1;
+    }
+
+    b = 0x1;
+    c = 0x0;
+    result = 0x0;
+    __asm
+    ("l.mul    %0, %1, %2\n\t"
+     : "=r"(a)
+     : "r"(b), "r"(c)
+    );
+    if (a != result) {
+        printf("mul error\n");
+        return -1;
+    }
+
+    b = 0x1;
+    c = 0xff;
+    result = 0xff;
+    __asm
+    ("l.mul    %0, %1, %2\n\t"
+     : "=r"(a)
+     : "r"(b), "r"(c)
+    );
+    if (a != result) {
+        printf("mul error\n");
+        return -1;
+    }
+
+    b = 0x7fffffff;
+    c = 0x2;
+    result = 0xfffffffe;
+    __asm
+    ("l.mul    %0, %1, %2\n\t"
+     : "=r"(a)
+     : "r"(b), "r"(c)
+    );
+    if (a != result) {
+        printf("mul error\n");
+        return -1;
+    }
+
+    return 0;
+}
-- 
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